Mercurial > hg
view mercurial/scmwindows.py @ 43254:181d28ba05da
copies: avoid instancing more changectx to access parent revisions
We just need to know the revision numbers of the parents, creating full context
is needlessly expensive.
This provide a small, but noticeable performance boost.
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before: ! wall 4.298271 comb 4.290000 user 4.240000 sys 0.050000 (median of 10)
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before: ! wall 0.773397 comb 0.770000 user 0.770000 sys 0.000000 (median of 11)
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before: ! wall 0.510614 comb 0.500000 user 0.500000 sys 0.000000 (median of 18)
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before: ! wall 0.126552 comb 0.130000 user 0.130000 sys 0.000000 (median of 77)
after: ! wall 0.115240 comb 0.110000 user 0.110000 sys 0.000000 (median of 85)
Differential Revision: https://phab.mercurial-scm.org/D7122
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Wed, 16 Oct 2019 17:49:30 +0200 |
parents | 687b865b95ad |
children | a50fecefa691 fe73ec69350e |
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from __future__ import absolute_import import os from . import ( encoding, pycompat, util, win32, ) try: import _winreg as winreg winreg.CloseKey except ImportError: import winreg # MS-DOS 'more' is the only pager available by default on Windows. fallbackpager = b'more' def systemrcpath(): '''return default os-specific hgrc search path''' rcpath = [] filename = win32.executablepath() # Use mercurial.ini found in directory with hg.exe progrc = os.path.join(os.path.dirname(filename), b'mercurial.ini') rcpath.append(progrc) # Use hgrc.d found in directory with hg.exe progrcd = os.path.join(os.path.dirname(filename), b'hgrc.d') if os.path.isdir(progrcd): for f, kind in util.listdir(progrcd): if f.endswith(b'.rc'): rcpath.append(os.path.join(progrcd, f)) # else look for a system rcpath in the registry value = util.lookupreg( b'SOFTWARE\\Mercurial', None, winreg.HKEY_LOCAL_MACHINE ) if not isinstance(value, str) or not value: return rcpath value = util.localpath(value) for p in value.split(pycompat.ospathsep): if p.lower().endswith(b'mercurial.ini'): rcpath.append(p) elif os.path.isdir(p): for f, kind in util.listdir(p): if f.endswith(b'.rc'): rcpath.append(os.path.join(p, f)) return rcpath def userrcpath(): '''return os-specific hgrc search path to the user dir''' home = os.path.expanduser(b'~') path = [os.path.join(home, b'mercurial.ini'), os.path.join(home, b'.hgrc')] userprofile = encoding.environ.get(b'USERPROFILE') if userprofile and userprofile != home: path.append(os.path.join(userprofile, b'mercurial.ini')) path.append(os.path.join(userprofile, b'.hgrc')) return path def termsize(ui): return win32.termsize()