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import os
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from . import (
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encoding,
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pycompat,
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util,
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win32,
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)
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try:
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import _winreg as winreg # pytype: disable=import-error
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winreg.CloseKey
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except ImportError:
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# py2 only
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import winreg # pytype: disable=import-error
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# MS-DOS 'more' is the only pager available by default on Windows.
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fallbackpager = b'more'
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def systemrcpath():
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'''return default os-specific hgrc search path'''
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rcpath = []
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filename = win32.executablepath()
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# Use mercurial.ini found in directory with hg.exe
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progrc = os.path.join(os.path.dirname(filename), b'mercurial.ini')
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rcpath.append(progrc)
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def _processdir(progrcd):
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if os.path.isdir(progrcd):
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for f, kind in sorted(util.listdir(progrcd)):
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if f.endswith(b'.rc'):
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rcpath.append(os.path.join(progrcd, f))
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# Use hgrc.d found in directory with hg.exe
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_processdir(os.path.join(os.path.dirname(filename), b'hgrc.d'))
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# treat a PROGRAMDATA directory as equivalent to /etc/mercurial
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programdata = encoding.environ.get(b'PROGRAMDATA')
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if programdata:
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programdata = os.path.join(programdata, b'Mercurial')
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_processdir(os.path.join(programdata, b'hgrc.d'))
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ini = os.path.join(programdata, b'mercurial.ini')
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if os.path.isfile(ini):
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rcpath.append(ini)
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ini = os.path.join(programdata, b'hgrc')
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if os.path.isfile(ini):
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rcpath.append(ini)
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# next look for a system rcpath in the registry
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value = util.lookupreg(
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b'SOFTWARE\\Mercurial', None, winreg.HKEY_LOCAL_MACHINE
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)
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if value and isinstance(value, bytes):
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value = util.localpath(value)
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for p in value.split(pycompat.ospathsep):
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if p.lower().endswith(b'mercurial.ini'):
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rcpath.append(p)
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else:
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_processdir(p)
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return rcpath
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def userrcpath():
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'''return os-specific hgrc search path to the user dir'''
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home = _legacy_expanduser(b'~')
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path = [os.path.join(home, b'mercurial.ini'), os.path.join(home, b'.hgrc')]
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userprofile = encoding.environ.get(b'USERPROFILE')
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if userprofile and userprofile != home:
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path.append(os.path.join(userprofile, b'mercurial.ini'))
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path.append(os.path.join(userprofile, b'.hgrc'))
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return path
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def _legacy_expanduser(path):
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"""Expand ~ and ~user constructs in the pre 3.8 style"""
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# Python 3.8+ changed the expansion of '~' from HOME to USERPROFILE. See
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# https://bugs.python.org/issue36264. It also seems to capitalize the drive
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# letter, as though it was processed through os.path.realpath().
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if not path.startswith(b'~'):
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return path
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i, n = 1, len(path)
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while i < n and path[i] not in b'\\/':
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i += 1
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if b'HOME' in encoding.environ:
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userhome = encoding.environ[b'HOME']
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elif b'USERPROFILE' in encoding.environ:
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userhome = encoding.environ[b'USERPROFILE']
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elif b'HOMEPATH' not in encoding.environ:
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return path
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else:
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try:
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drive = encoding.environ[b'HOMEDRIVE']
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except KeyError:
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drive = b''
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userhome = os.path.join(drive, encoding.environ[b'HOMEPATH'])
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if i != 1: # ~user
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userhome = os.path.join(os.path.dirname(userhome), path[1:i])
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return userhome + path[i:]
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def termsize(ui):
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return win32.termsize()
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