Mercurial > hg
annotate mercurial/scmutil.py @ 15137:91f93dcd72aa
revset.bisect: add new 'pruned' set to the bisect keyword
The 'pruned' set is made of changesets that did participate to
the bisection. They are made of
- all good changesets
- all bad changsets
- all skipped changesets, provided they are in the bisection range
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
author | "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> |
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date | Sat, 17 Sep 2011 17:30:35 +0200 |
parents | cc2c22511707 |
children | 18f1bb70462e ec8730886f36 |
rev | line source |
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1 # scmutil.py - Mercurial core utility functions |
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2 # |
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3 # Copyright Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2 or any later version. |
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7 |
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8 from i18n import _ |
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9 import util, error, osutil, revset, similar, encoding |
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11 import os, errno, re, stat, sys, glob |
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12 |
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13 def checkfilename(f): |
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14 '''Check that the filename f is an acceptable filename for a tracked file''' |
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15 if '\r' in f or '\n' in f: |
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16 raise util.Abort(_("'\\n' and '\\r' disallowed in filenames: %r") % f) |
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17 |
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18 def checkportable(ui, f): |
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19 '''Check if filename f is portable and warn or abort depending on config''' |
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20 checkfilename(f) |
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21 abort, warn = checkportabilityalert(ui) |
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22 if abort or warn: |
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23 msg = util.checkwinfilename(f) |
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24 if msg: |
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25 msg = "%s: %r" % (msg, f) |
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26 if abort: |
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27 raise util.Abort(msg) |
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28 ui.warn(_("warning: %s\n") % msg) |
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29 |
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30 def checkportabilityalert(ui): |
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31 '''check if the user's config requests nothing, a warning, or abort for |
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32 non-portable filenames''' |
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33 val = ui.config('ui', 'portablefilenames', 'warn') |
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34 lval = val.lower() |
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35 bval = util.parsebool(val) |
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36 abort = os.name == 'nt' or lval == 'abort' |
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37 warn = bval or lval == 'warn' |
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38 if bval is None and not (warn or abort or lval == 'ignore'): |
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39 raise error.ConfigError( |
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40 _("ui.portablefilenames value is invalid ('%s')") % val) |
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41 return abort, warn |
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42 |
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43 class casecollisionauditor(object): |
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44 def __init__(self, ui, abort, existingiter): |
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45 self._ui = ui |
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46 self._abort = abort |
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47 self._map = {} |
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48 for f in existingiter: |
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49 self._map[encoding.lower(f)] = f |
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50 |
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51 def __call__(self, f): |
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52 fl = encoding.lower(f) |
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53 map = self._map |
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54 if fl in map and map[fl] != f: |
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55 msg = _('possible case-folding collision for %s') % f |
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56 if self._abort: |
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57 raise util.Abort(msg) |
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58 self._ui.warn(_("warning: %s\n") % msg) |
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59 map[fl] = f |
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60 |
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61 class pathauditor(object): |
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62 '''ensure that a filesystem path contains no banned components. |
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63 the following properties of a path are checked: |
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64 |
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65 - ends with a directory separator |
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66 - under top-level .hg |
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67 - starts at the root of a windows drive |
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68 - contains ".." |
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69 - traverses a symlink (e.g. a/symlink_here/b) |
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70 - inside a nested repository (a callback can be used to approve |
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71 some nested repositories, e.g., subrepositories) |
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72 ''' |
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73 |
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74 def __init__(self, root, callback=None): |
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75 self.audited = set() |
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76 self.auditeddir = set() |
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77 self.root = root |
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78 self.callback = callback |
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79 |
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80 def __call__(self, path): |
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81 '''Check the relative path. |
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82 path may contain a pattern (e.g. foodir/**.txt)''' |
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83 |
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84 if path in self.audited: |
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85 return |
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86 # AIX ignores "/" at end of path, others raise EISDIR. |
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87 if util.endswithsep(path): |
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88 raise util.Abort(_("path ends in directory separator: %s") % path) |
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89 normpath = os.path.normcase(path) |
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90 parts = util.splitpath(normpath) |
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91 if (os.path.splitdrive(path)[0] |
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92 or parts[0].lower() in ('.hg', '.hg.', '') |
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93 or os.pardir in parts): |
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94 raise util.Abort(_("path contains illegal component: %s") % path) |
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95 if '.hg' in path.lower(): |
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96 lparts = [p.lower() for p in parts] |
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97 for p in '.hg', '.hg.': |
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98 if p in lparts[1:]: |
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99 pos = lparts.index(p) |
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100 base = os.path.join(*parts[:pos]) |
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101 raise util.Abort(_('path %r is inside nested repo %r') |
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102 % (path, base)) |
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103 |
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104 parts.pop() |
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105 prefixes = [] |
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106 while parts: |
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107 prefix = os.sep.join(parts) |
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108 if prefix in self.auditeddir: |
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109 break |
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110 curpath = os.path.join(self.root, prefix) |
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111 try: |
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112 st = os.lstat(curpath) |
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113 except OSError, err: |
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114 # EINVAL can be raised as invalid path syntax under win32. |
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115 # They must be ignored for patterns can be checked too. |
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116 if err.errno not in (errno.ENOENT, errno.ENOTDIR, errno.EINVAL): |
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117 raise |
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118 else: |
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119 if stat.S_ISLNK(st.st_mode): |
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120 raise util.Abort( |
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121 _('path %r traverses symbolic link %r') |
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122 % (path, prefix)) |
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123 elif (stat.S_ISDIR(st.st_mode) and |
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124 os.path.isdir(os.path.join(curpath, '.hg'))): |
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125 if not self.callback or not self.callback(curpath): |
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126 raise util.Abort(_('path %r is inside nested repo %r') % |
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127 (path, prefix)) |
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128 prefixes.append(prefix) |
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129 parts.pop() |
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130 |
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131 self.audited.add(path) |
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132 # only add prefixes to the cache after checking everything: we don't |
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133 # want to add "foo/bar/baz" before checking if there's a "foo/.hg" |
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134 self.auditeddir.update(prefixes) |
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135 |
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136 class abstractopener(object): |
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137 """Abstract base class; cannot be instantiated""" |
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138 |
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139 def __init__(self, *args, **kwargs): |
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140 '''Prevent instantiation; don't call this from subclasses.''' |
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141 raise NotImplementedError('attempted instantiating ' + str(type(self))) |
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142 |
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143 def read(self, path): |
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144 fp = self(path, 'rb') |
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145 try: |
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146 return fp.read() |
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147 finally: |
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148 fp.close() |
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149 |
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150 def write(self, path, data): |
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151 fp = self(path, 'wb') |
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152 try: |
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153 return fp.write(data) |
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154 finally: |
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155 fp.close() |
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156 |
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157 def append(self, path, data): |
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158 fp = self(path, 'ab') |
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159 try: |
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160 return fp.write(data) |
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161 finally: |
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162 fp.close() |
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163 |
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164 class opener(abstractopener): |
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165 '''Open files relative to a base directory |
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166 |
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167 This class is used to hide the details of COW semantics and |
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168 remote file access from higher level code. |
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169 ''' |
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170 def __init__(self, base, audit=True): |
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171 self.base = base |
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172 self._audit = audit |
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173 if audit: |
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174 self.auditor = pathauditor(base) |
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175 else: |
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176 self.auditor = util.always |
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177 self.createmode = None |
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178 self._trustnlink = None |
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179 |
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180 @util.propertycache |
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181 def _cansymlink(self): |
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182 return util.checklink(self.base) |
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183 |
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184 def _fixfilemode(self, name): |
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185 if self.createmode is None: |
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186 return |
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187 os.chmod(name, self.createmode & 0666) |
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188 |
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189 def __call__(self, path, mode="r", text=False, atomictemp=False): |
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190 if self._audit: |
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191 r = util.checkosfilename(path) |
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192 if r: |
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193 raise util.Abort("%s: %r" % (r, path)) |
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194 self.auditor(path) |
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195 f = os.path.join(self.base, path) |
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196 |
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197 if not text and "b" not in mode: |
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198 mode += "b" # for that other OS |
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199 |
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200 nlink = -1 |
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201 dirname, basename = os.path.split(f) |
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202 # If basename is empty, then the path is malformed because it points |
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203 # to a directory. Let the posixfile() call below raise IOError. |
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204 if basename and mode not in ('r', 'rb'): |
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205 if atomictemp: |
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206 if not os.path.isdir(dirname): |
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207 util.makedirs(dirname, self.createmode) |
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208 return util.atomictempfile(f, mode, self.createmode) |
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209 try: |
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210 if 'w' in mode: |
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211 util.unlink(f) |
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212 nlink = 0 |
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213 else: |
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214 # nlinks() may behave differently for files on Windows |
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215 # shares if the file is open. |
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216 fd = util.posixfile(f) |
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217 nlink = util.nlinks(f) |
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218 if nlink < 1: |
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219 nlink = 2 # force mktempcopy (issue1922) |
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220 fd.close() |
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221 except (OSError, IOError), e: |
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222 if e.errno != errno.ENOENT: |
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223 raise |
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224 nlink = 0 |
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225 if not os.path.isdir(dirname): |
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226 util.makedirs(dirname, self.createmode) |
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227 if nlink > 0: |
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228 if self._trustnlink is None: |
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229 self._trustnlink = nlink > 1 or util.checknlink(f) |
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230 if nlink > 1 or not self._trustnlink: |
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231 util.rename(util.mktempcopy(f), f) |
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232 fp = util.posixfile(f, mode) |
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233 if nlink == 0: |
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234 self._fixfilemode(f) |
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235 return fp |
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236 |
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237 def symlink(self, src, dst): |
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238 self.auditor(dst) |
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239 linkname = os.path.join(self.base, dst) |
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240 try: |
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241 os.unlink(linkname) |
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242 except OSError: |
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243 pass |
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244 |
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245 dirname = os.path.dirname(linkname) |
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246 if not os.path.exists(dirname): |
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247 util.makedirs(dirname, self.createmode) |
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248 |
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249 if self._cansymlink: |
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250 try: |
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251 os.symlink(src, linkname) |
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252 except OSError, err: |
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253 raise OSError(err.errno, _('could not symlink to %r: %s') % |
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254 (src, err.strerror), linkname) |
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255 else: |
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256 f = self(dst, "w") |
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257 f.write(src) |
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258 f.close() |
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259 self._fixfilemode(dst) |
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260 |
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261 def audit(self, path): |
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262 self.auditor(path) |
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263 |
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264 class filteropener(abstractopener): |
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265 '''Wrapper opener for filtering filenames with a function.''' |
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266 |
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267 def __init__(self, opener, filter): |
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268 self._filter = filter |
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269 self._orig = opener |
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270 |
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271 def __call__(self, path, *args, **kwargs): |
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272 return self._orig(self._filter(path), *args, **kwargs) |
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273 |
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274 def canonpath(root, cwd, myname, auditor=None): |
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275 '''return the canonical path of myname, given cwd and root''' |
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276 if util.endswithsep(root): |
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277 rootsep = root |
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278 else: |
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279 rootsep = root + os.sep |
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280 name = myname |
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281 if not os.path.isabs(name): |
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282 name = os.path.join(root, cwd, name) |
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283 name = os.path.normpath(name) |
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284 if auditor is None: |
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285 auditor = pathauditor(root) |
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286 if name != rootsep and name.startswith(rootsep): |
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287 name = name[len(rootsep):] |
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288 auditor(name) |
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289 return util.pconvert(name) |
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290 elif name == root: |
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291 return '' |
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292 else: |
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293 # Determine whether `name' is in the hierarchy at or beneath `root', |
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294 # by iterating name=dirname(name) until that causes no change (can't |
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295 # check name == '/', because that doesn't work on windows). For each |
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296 # `name', compare dev/inode numbers. If they match, the list `rel' |
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297 # holds the reversed list of components making up the relative file |
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298 # name we want. |
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299 root_st = os.stat(root) |
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300 rel = [] |
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301 while True: |
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302 try: |
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303 name_st = os.stat(name) |
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304 except OSError: |
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305 break |
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306 if util.samestat(name_st, root_st): |
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307 if not rel: |
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308 # name was actually the same as root (maybe a symlink) |
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309 return '' |
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310 rel.reverse() |
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311 name = os.path.join(*rel) |
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312 auditor(name) |
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313 return util.pconvert(name) |
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314 dirname, basename = os.path.split(name) |
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315 rel.append(basename) |
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316 if dirname == name: |
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317 break |
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318 name = dirname |
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319 |
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320 raise util.Abort('%s not under root' % myname) |
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321 |
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322 def walkrepos(path, followsym=False, seen_dirs=None, recurse=False): |
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323 '''yield every hg repository under path, recursively.''' |
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324 def errhandler(err): |
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325 if err.filename == path: |
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326 raise err |
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327 samestat = getattr(os.path, 'samestat', None) |
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328 if followsym and samestat is not None: |
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329 def adddir(dirlst, dirname): |
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330 match = False |
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331 dirstat = os.stat(dirname) |
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332 for lstdirstat in dirlst: |
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333 if samestat(dirstat, lstdirstat): |
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334 match = True |
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335 break |
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336 if not match: |
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337 dirlst.append(dirstat) |
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338 return not match |
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339 else: |
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340 followsym = False |
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341 |
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342 if (seen_dirs is None) and followsym: |
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343 seen_dirs = [] |
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344 adddir(seen_dirs, path) |
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345 for root, dirs, files in os.walk(path, topdown=True, onerror=errhandler): |
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346 dirs.sort() |
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347 if '.hg' in dirs: |
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348 yield root # found a repository |
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349 qroot = os.path.join(root, '.hg', 'patches') |
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350 if os.path.isdir(os.path.join(qroot, '.hg')): |
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351 yield qroot # we have a patch queue repo here |
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352 if recurse: |
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353 # avoid recursing inside the .hg directory |
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354 dirs.remove('.hg') |
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355 else: |
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356 dirs[:] = [] # don't descend further |
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357 elif followsym: |
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358 newdirs = [] |
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359 for d in dirs: |
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360 fname = os.path.join(root, d) |
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361 if adddir(seen_dirs, fname): |
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362 if os.path.islink(fname): |
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363 for hgname in walkrepos(fname, True, seen_dirs): |
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364 yield hgname |
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365 else: |
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366 newdirs.append(d) |
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367 dirs[:] = newdirs |
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368 |
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369 def osrcpath(): |
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370 '''return default os-specific hgrc search path''' |
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371 path = systemrcpath() |
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372 path.extend(userrcpath()) |
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373 path = [os.path.normpath(f) for f in path] |
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374 return path |
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375 |
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376 _rcpath = None |
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377 |
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378 def rcpath(): |
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379 '''return hgrc search path. if env var HGRCPATH is set, use it. |
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380 for each item in path, if directory, use files ending in .rc, |
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381 else use item. |
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382 make HGRCPATH empty to only look in .hg/hgrc of current repo. |
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383 if no HGRCPATH, use default os-specific path.''' |
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384 global _rcpath |
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385 if _rcpath is None: |
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386 if 'HGRCPATH' in os.environ: |
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387 _rcpath = [] |
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388 for p in os.environ['HGRCPATH'].split(os.pathsep): |
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389 if not p: |
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390 continue |
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391 p = util.expandpath(p) |
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392 if os.path.isdir(p): |
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393 for f, kind in osutil.listdir(p): |
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394 if f.endswith('.rc'): |
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395 _rcpath.append(os.path.join(p, f)) |
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396 else: |
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397 _rcpath.append(p) |
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398 else: |
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399 _rcpath = osrcpath() |
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400 return _rcpath |
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401 |
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402 if os.name != 'nt': |
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403 |
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404 def rcfiles(path): |
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405 rcs = [os.path.join(path, 'hgrc')] |
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406 rcdir = os.path.join(path, 'hgrc.d') |
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407 try: |
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408 rcs.extend([os.path.join(rcdir, f) |
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409 for f, kind in osutil.listdir(rcdir) |
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410 if f.endswith(".rc")]) |
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411 except OSError: |
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412 pass |
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413 return rcs |
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414 |
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|
415 def systemrcpath(): |
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416 path = [] |
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417 # old mod_python does not set sys.argv |
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418 if len(getattr(sys, 'argv', [])) > 0: |
14527
5867bd6e7cf5
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419 p = os.path.dirname(os.path.dirname(sys.argv[0])) |
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420 path.extend(rcfiles(os.path.join(p, 'etc/mercurial'))) |
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421 path.extend(rcfiles('/etc/mercurial')) |
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422 return path |
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423 |
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424 def userrcpath(): |
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425 return [os.path.expanduser('~/.hgrc')] |
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426 |
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427 else: |
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428 |
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|
429 _HKEY_LOCAL_MACHINE = 0x80000002L |
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430 |
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|
431 def systemrcpath(): |
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|
432 '''return default os-specific hgrc search path''' |
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|
433 rcpath = [] |
14236
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|
434 filename = util.executablepath() |
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|
435 # Use mercurial.ini found in directory with hg.exe |
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436 progrc = os.path.join(os.path.dirname(filename), 'mercurial.ini') |
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437 if os.path.isfile(progrc): |
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|
438 rcpath.append(progrc) |
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|
439 return rcpath |
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440 # Use hgrc.d found in directory with hg.exe |
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441 progrcd = os.path.join(os.path.dirname(filename), 'hgrc.d') |
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442 if os.path.isdir(progrcd): |
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|
443 for f, kind in osutil.listdir(progrcd): |
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|
444 if f.endswith('.rc'): |
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|
445 rcpath.append(os.path.join(progrcd, f)) |
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|
446 return rcpath |
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|
447 # else look for a system rcpath in the registry |
14230
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rename util.lookup_reg to lookupreg
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|
448 value = util.lookupreg('SOFTWARE\\Mercurial', None, |
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|
449 _HKEY_LOCAL_MACHINE) |
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|
450 if not isinstance(value, str) or not value: |
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|
451 return rcpath |
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|
452 value = value.replace('/', os.sep) |
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|
453 for p in value.split(os.pathsep): |
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454 if p.lower().endswith('mercurial.ini'): |
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|
455 rcpath.append(p) |
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456 elif os.path.isdir(p): |
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457 for f, kind in osutil.listdir(p): |
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458 if f.endswith('.rc'): |
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459 rcpath.append(os.path.join(p, f)) |
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460 return rcpath |
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|
461 |
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|
462 def userrcpath(): |
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463 '''return os-specific hgrc search path to the user dir''' |
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464 home = os.path.expanduser('~') |
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465 path = [os.path.join(home, 'mercurial.ini'), |
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466 os.path.join(home, '.hgrc')] |
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467 userprofile = os.environ.get('USERPROFILE') |
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468 if userprofile: |
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469 path.append(os.path.join(userprofile, 'mercurial.ini')) |
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470 path.append(os.path.join(userprofile, '.hgrc')) |
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|
471 return path |
14319
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|
472 |
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473 def revsingle(repo, revspec, default='.'): |
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474 if not revspec: |
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475 return repo[default] |
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476 |
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477 l = revrange(repo, [revspec]) |
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478 if len(l) < 1: |
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479 raise util.Abort(_('empty revision set')) |
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480 return repo[l[-1]] |
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481 |
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482 def revpair(repo, revs): |
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483 if not revs: |
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484 return repo.dirstate.p1(), None |
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|
485 |
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486 l = revrange(repo, revs) |
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487 |
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488 if len(l) == 0: |
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489 return repo.dirstate.p1(), None |
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490 |
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changeset
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491 if len(l) == 1: |
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492 return repo.lookup(l[0]), None |
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493 |
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494 return repo.lookup(l[0]), repo.lookup(l[-1]) |
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495 |
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496 _revrangesep = ':' |
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497 |
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498 def revrange(repo, revs): |
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499 """Yield revision as strings from a list of revision specifications.""" |
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500 |
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501 def revfix(repo, val, defval): |
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502 if not val and val != 0 and defval is not None: |
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503 return defval |
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504 return repo.changelog.rev(repo.lookup(val)) |
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changeset
|
505 |
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changeset
|
506 seen, l = set(), [] |
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changeset
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507 for spec in revs: |
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changeset
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508 # attempt to parse old-style ranges first to deal with |
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changeset
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509 # things like old-tag which contain query metacharacters |
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changeset
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510 try: |
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changeset
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511 if isinstance(spec, int): |
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changeset
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512 seen.add(spec) |
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changeset
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513 l.append(spec) |
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changeset
|
514 continue |
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diff
changeset
|
515 |
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changeset
|
516 if _revrangesep in spec: |
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changeset
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517 start, end = spec.split(_revrangesep, 1) |
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diff
changeset
|
518 start = revfix(repo, start, 0) |
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diff
changeset
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519 end = revfix(repo, end, len(repo) - 1) |
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diff
changeset
|
520 step = start > end and -1 or 1 |
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changeset
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521 for rev in xrange(start, end + step, step): |
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changeset
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522 if rev in seen: |
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changeset
|
523 continue |
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changeset
|
524 seen.add(rev) |
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diff
changeset
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525 l.append(rev) |
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changeset
|
526 continue |
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diff
changeset
|
527 elif spec and spec in repo: # single unquoted rev |
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diff
changeset
|
528 rev = revfix(repo, spec, None) |
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diff
changeset
|
529 if rev in seen: |
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diff
changeset
|
530 continue |
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diff
changeset
|
531 seen.add(rev) |
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diff
changeset
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532 l.append(rev) |
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diff
changeset
|
533 continue |
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diff
changeset
|
534 except error.RepoLookupError: |
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diff
changeset
|
535 pass |
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diff
changeset
|
536 |
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diff
changeset
|
537 # fall through to new-style queries if old-style fails |
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changeset
|
538 m = revset.match(repo.ui, spec) |
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changeset
|
539 for r in m(repo, range(len(repo))): |
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diff
changeset
|
540 if r not in seen: |
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changeset
|
541 l.append(r) |
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changeset
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542 seen.update(l) |
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changeset
|
543 |
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|
544 return l |
14320 | 545 |
546 def expandpats(pats): | |
547 if not util.expandglobs: | |
548 return list(pats) | |
549 ret = [] | |
550 for p in pats: | |
551 kind, name = matchmod._patsplit(p, None) | |
552 if kind is None: | |
553 try: | |
554 globbed = glob.glob(name) | |
555 except re.error: | |
556 globbed = [name] | |
557 if globbed: | |
558 ret.extend(globbed) | |
559 continue | |
560 ret.append(p) | |
561 return ret | |
562 | |
14672
785bbc8634f8
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diff
changeset
|
563 def match(ctx, pats=[], opts={}, globbed=False, default='relpath'): |
14320 | 564 if pats == ("",): |
565 pats = [] | |
566 if not globbed and default == 'relpath': | |
567 pats = expandpats(pats or []) | |
14670
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changeset
|
568 |
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diff
changeset
|
569 m = ctx.match(pats, opts.get('include'), opts.get('exclude'), |
14669
2d2604adfdd6
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diff
changeset
|
570 default) |
14320 | 571 def badfn(f, msg): |
14671
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changeset
|
572 ctx._repo.ui.warn("%s: %s\n" % (m.rel(f), msg)) |
14320 | 573 m.bad = badfn |
574 return m | |
575 | |
576 def matchall(repo): | |
577 return matchmod.always(repo.root, repo.getcwd()) | |
578 | |
579 def matchfiles(repo, files): | |
580 return matchmod.exact(repo.root, repo.getcwd(), files) | |
581 | |
582 def addremove(repo, pats=[], opts={}, dry_run=None, similarity=None): | |
583 if dry_run is None: | |
584 dry_run = opts.get('dry_run') | |
585 if similarity is None: | |
586 similarity = float(opts.get('similarity') or 0) | |
587 # we'd use status here, except handling of symlinks and ignore is tricky | |
588 added, unknown, deleted, removed = [], [], [], [] | |
589 audit_path = pathauditor(repo.root) | |
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590 m = match(repo[None], pats, opts) |
14320 | 591 for abs in repo.walk(m): |
592 target = repo.wjoin(abs) | |
593 good = True | |
594 try: | |
595 audit_path(abs) | |
596 except (OSError, util.Abort): | |
597 good = False | |
598 rel = m.rel(abs) | |
599 exact = m.exact(abs) | |
600 if good and abs not in repo.dirstate: | |
601 unknown.append(abs) | |
602 if repo.ui.verbose or not exact: | |
603 repo.ui.status(_('adding %s\n') % ((pats and rel) or abs)) | |
604 elif repo.dirstate[abs] != 'r' and (not good or not os.path.lexists(target) | |
605 or (os.path.isdir(target) and not os.path.islink(target))): | |
606 deleted.append(abs) | |
607 if repo.ui.verbose or not exact: | |
608 repo.ui.status(_('removing %s\n') % ((pats and rel) or abs)) | |
609 # for finding renames | |
610 elif repo.dirstate[abs] == 'r': | |
611 removed.append(abs) | |
612 elif repo.dirstate[abs] == 'a': | |
613 added.append(abs) | |
614 copies = {} | |
615 if similarity > 0: | |
616 for old, new, score in similar.findrenames(repo, | |
617 added + unknown, removed + deleted, similarity): | |
618 if repo.ui.verbose or not m.exact(old) or not m.exact(new): | |
619 repo.ui.status(_('recording removal of %s as rename to %s ' | |
620 '(%d%% similar)\n') % | |
621 (m.rel(old), m.rel(new), score * 100)) | |
622 copies[new] = old | |
623 | |
624 if not dry_run: | |
625 wctx = repo[None] | |
626 wlock = repo.wlock() | |
627 try: | |
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changeset
|
628 wctx.forget(deleted) |
14320 | 629 wctx.add(unknown) |
630 for new, old in copies.iteritems(): | |
631 wctx.copy(old, new) | |
632 finally: | |
633 wlock.release() | |
634 | |
635 def updatedir(ui, repo, patches, similarity=0): | |
636 '''Update dirstate after patch application according to metadata''' | |
637 if not patches: | |
638 return [] | |
639 copies = [] | |
640 removes = set() | |
641 cfiles = patches.keys() | |
642 cwd = repo.getcwd() | |
643 if cwd: | |
644 cfiles = [util.pathto(repo.root, cwd, f) for f in patches.keys()] | |
645 for f in patches: | |
646 gp = patches[f] | |
647 if not gp: | |
648 continue | |
649 if gp.op == 'RENAME': | |
650 copies.append((gp.oldpath, gp.path)) | |
651 removes.add(gp.oldpath) | |
652 elif gp.op == 'COPY': | |
653 copies.append((gp.oldpath, gp.path)) | |
654 elif gp.op == 'DELETE': | |
655 removes.add(gp.path) | |
656 | |
657 wctx = repo[None] | |
658 for src, dst in copies: | |
659 dirstatecopy(ui, repo, wctx, src, dst, cwd=cwd) | |
660 if (not similarity) and removes: | |
661 wctx.remove(sorted(removes), True) | |
662 | |
663 for f in patches: | |
664 gp = patches[f] | |
665 if gp and gp.mode: | |
666 islink, isexec = gp.mode | |
667 dst = repo.wjoin(gp.path) | |
668 # patch won't create empty files | |
669 if gp.op == 'ADD' and not os.path.lexists(dst): | |
670 flags = (isexec and 'x' or '') + (islink and 'l' or '') | |
671 repo.wwrite(gp.path, '', flags) | |
672 util.setflags(dst, islink, isexec) | |
673 addremove(repo, cfiles, similarity=similarity) | |
674 files = patches.keys() | |
675 files.extend([r for r in removes if r not in files]) | |
676 return sorted(files) | |
677 | |
678 def dirstatecopy(ui, repo, wctx, src, dst, dryrun=False, cwd=None): | |
679 """Update the dirstate to reflect the intent of copying src to dst. For | |
680 different reasons it might not end with dst being marked as copied from src. | |
681 """ | |
682 origsrc = repo.dirstate.copied(src) or src | |
683 if dst == origsrc: # copying back a copy? | |
684 if repo.dirstate[dst] not in 'mn' and not dryrun: | |
685 repo.dirstate.normallookup(dst) | |
686 else: | |
687 if repo.dirstate[origsrc] == 'a' and origsrc == src: | |
688 if not ui.quiet: | |
689 ui.warn(_("%s has not been committed yet, so no copy " | |
690 "data will be stored for %s.\n") | |
691 % (repo.pathto(origsrc, cwd), repo.pathto(dst, cwd))) | |
692 if repo.dirstate[dst] in '?r' and not dryrun: | |
693 wctx.add([dst]) | |
694 elif not dryrun: | |
695 wctx.copy(origsrc, dst) | |
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696 |
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697 def readrequires(opener, supported): |
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698 '''Reads and parses .hg/requires and checks if all entries found |
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699 are in the list of supported features.''' |
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700 requirements = set(opener.read("requires").splitlines()) |
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701 missings = [] |
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702 for r in requirements: |
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703 if r not in supported: |
14484
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Matt Mackall <mpm@selenic.com>
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704 if not r or not r[0].isalnum(): |
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705 raise error.RequirementError(_(".hg/requires file is corrupt")) |
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706 missings.append(r) |
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707 missings.sort() |
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708 if missings: |
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709 raise error.RequirementError(_("unknown repository format: " |
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710 "requires features '%s' (upgrade Mercurial)") % "', '".join(missings)) |
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711 return requirements |
14928
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712 |
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713 class filecacheentry(object): |
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714 def __init__(self, path): |
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715 self.path = path |
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716 self.cachestat = filecacheentry.stat(self.path) |
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717 |
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718 if self.cachestat: |
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719 self._cacheable = self.cachestat.cacheable() |
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720 else: |
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721 # None means we don't know yet |
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722 self._cacheable = None |
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723 |
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724 def refresh(self): |
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725 if self.cacheable(): |
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726 self.cachestat = filecacheentry.stat(self.path) |
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727 |
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728 def cacheable(self): |
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729 if self._cacheable is not None: |
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730 return self._cacheable |
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|
731 |
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732 # we don't know yet, assume it is for now |
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733 return True |
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|
734 |
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|
735 def changed(self): |
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736 # no point in going further if we can't cache it |
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737 if not self.cacheable(): |
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738 return True |
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739 |
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740 newstat = filecacheentry.stat(self.path) |
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741 |
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742 # we may not know if it's cacheable yet, check again now |
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743 if newstat and self._cacheable is None: |
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744 self._cacheable = newstat.cacheable() |
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745 |
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|
746 # check again |
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747 if not self._cacheable: |
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|
748 return True |
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|
749 |
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750 if self.cachestat != newstat: |
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751 self.cachestat = newstat |
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752 return True |
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|
753 else: |
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|
754 return False |
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|
755 |
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|
756 @staticmethod |
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757 def stat(path): |
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758 try: |
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759 return util.cachestat(path) |
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760 except OSError, e: |
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|
761 if e.errno != errno.ENOENT: |
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|
762 raise |
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|
763 |
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|
764 class filecache(object): |
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765 '''A property like decorator that tracks a file under .hg/ for updates. |
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|
766 |
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767 Records stat info when called in _filecache. |
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|
768 |
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|
769 On subsequent calls, compares old stat info with new info, and recreates |
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770 the object when needed, updating the new stat info in _filecache. |
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771 |
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|
772 Mercurial either atomic renames or appends for files under .hg, |
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773 so to ensure the cache is reliable we need the filesystem to be able |
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774 to tell us if a file has been replaced. If it can't, we fallback to |
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|
775 recreating the object on every call (essentially the same behaviour as |
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776 propertycache).''' |
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777 def __init__(self, path, instore=False): |
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778 self.path = path |
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779 self.instore = instore |
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780 |
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781 def __call__(self, func): |
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782 self.func = func |
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783 self.name = func.__name__ |
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784 return self |
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|
785 |
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|
786 def __get__(self, obj, type=None): |
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787 entry = obj._filecache.get(self.name) |
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788 |
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|
789 if entry: |
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|
790 if entry.changed(): |
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791 entry.obj = self.func(obj) |
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792 else: |
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|
793 path = self.instore and obj.sjoin(self.path) or obj.join(self.path) |
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|
794 |
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|
795 # We stat -before- creating the object so our cache doesn't lie if |
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796 # a writer modified between the time we read and stat |
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797 entry = filecacheentry(path) |
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798 entry.obj = self.func(obj) |
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799 |
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800 obj._filecache[self.name] = entry |
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|
801 |
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|
802 setattr(obj, self.name, entry.obj) |
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803 return entry.obj |