annotate mercurial/scmwindows.py @ 50351:de2102390910 stable

relnotes: add 6.4.2
author Raphaël Gomès <rgomes@octobus.net>
date Tue, 18 Apr 2023 11:48:22 +0200
parents 7a80a614c9e5
children 9d3721552b6c
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1 import os
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2 import winreg # pytype: disable=import-error
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3
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4 from typing import (
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5 List,
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6 Tuple,
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7 )
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8
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9 from . import (
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10 encoding,
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11 pycompat,
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12 util,
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13 win32,
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14 )
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15
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16 if pycompat.TYPE_CHECKING:
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17 from . import ui as uimod
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18
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19 # MS-DOS 'more' is the only pager available by default on Windows.
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20 fallbackpager = b'more'
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21
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22
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23 def systemrcpath() -> List[bytes]:
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24 '''return default os-specific hgrc search path'''
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25 rcpath = []
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26 filename = win32.executablepath()
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27 # Use mercurial.ini found in directory with hg.exe
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28 progrc = os.path.join(os.path.dirname(filename), b'mercurial.ini')
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29 rcpath.append(progrc)
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30
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31 def _processdir(progrcd: bytes) -> None:
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32 if os.path.isdir(progrcd):
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33 for f, kind in sorted(util.listdir(progrcd)):
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34 if f.endswith(b'.rc'):
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35 rcpath.append(os.path.join(progrcd, f))
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36
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37 # Use hgrc.d found in directory with hg.exe
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38 _processdir(os.path.join(os.path.dirname(filename), b'hgrc.d'))
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39
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40 # treat a PROGRAMDATA directory as equivalent to /etc/mercurial
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41 programdata = encoding.environ.get(b'PROGRAMDATA')
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42 if programdata:
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43 programdata = os.path.join(programdata, b'Mercurial')
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44 _processdir(os.path.join(programdata, b'hgrc.d'))
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45
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46 ini = os.path.join(programdata, b'mercurial.ini')
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47 if os.path.isfile(ini):
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48 rcpath.append(ini)
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49
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50 ini = os.path.join(programdata, b'hgrc')
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51 if os.path.isfile(ini):
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52 rcpath.append(ini)
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53
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54 # next look for a system rcpath in the registry
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55 value = util.lookupreg(
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56 # pytype: disable=module-attr
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57 b'SOFTWARE\\Mercurial',
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58 None,
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59 winreg.HKEY_LOCAL_MACHINE
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60 # pytype: enable=module-attr
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61 )
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62 if value and isinstance(value, bytes):
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63 value = util.localpath(value)
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64 for p in value.split(pycompat.ospathsep):
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65 if p.lower().endswith(b'mercurial.ini'):
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66 rcpath.append(p)
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67 else:
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68 _processdir(p)
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69 return rcpath
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70
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71
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72 def userrcpath() -> List[bytes]:
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73 '''return os-specific hgrc search path to the user dir'''
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74 home = _legacy_expanduser(b'~')
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75 path = [os.path.join(home, b'mercurial.ini'), os.path.join(home, b'.hgrc')]
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76 userprofile = encoding.environ.get(b'USERPROFILE')
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77 if userprofile and userprofile != home:
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78 path.append(os.path.join(userprofile, b'mercurial.ini'))
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79 path.append(os.path.join(userprofile, b'.hgrc'))
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80 return path
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81
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82
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83 def _legacy_expanduser(path: bytes) -> bytes:
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84 """Expand ~ and ~user constructs in the pre 3.8 style"""
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85
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86 # Python 3.8+ changed the expansion of '~' from HOME to USERPROFILE. See
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87 # https://bugs.python.org/issue36264. It also seems to capitalize the drive
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88 # letter, as though it was processed through os.path.realpath().
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89 if not path.startswith(b'~'):
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90 return path
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91
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92 i, n = 1, len(path)
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93 while i < n and path[i] not in b'\\/':
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94 i += 1
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95
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96 if b'HOME' in encoding.environ:
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97 userhome = encoding.environ[b'HOME']
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98 elif b'USERPROFILE' in encoding.environ:
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99 userhome = encoding.environ[b'USERPROFILE']
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100 elif b'HOMEPATH' not in encoding.environ:
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101 return path
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102 else:
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103 try:
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104 drive = encoding.environ[b'HOMEDRIVE']
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105 except KeyError:
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106 drive = b''
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107 userhome = os.path.join(drive, encoding.environ[b'HOMEPATH'])
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108
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109 if i != 1: # ~user
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110 userhome = os.path.join(os.path.dirname(userhome), path[1:i])
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111
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112 return userhome + path[i:]
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113
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114
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115 def termsize(ui: "uimod.ui") -> Tuple[int, int]:
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116 return win32.termsize()