Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/version.py @ 1899:888d298ddb91
many small changes to templater.
get string code to parse escapes. uses eval now, should parse strings
itself soon.
let caller check if fragment is defined using "in".
make templatepath take optional file name.
author | Vadim Gelfer <vadim.gelfer@gmail.com> |
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date | Sun, 26 Feb 2006 20:53:37 -0800 |
parents | 50da4bb9cab6 |
children | 7eb694a1c1af |
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# Copyright (C) 2005 by Intevation GmbH # Author(s): # Thomas Arendsen Hein <thomas@intevation.de> # # This program is free software under the GNU GPL (>=v2) # Read the file COPYING coming with the software for details. """ Mercurial version """ import os import os.path import re import time import util unknown_version = 'unknown' remembered_version = False def get_version(): """Return version information if available.""" try: from mercurial.__version__ import version except ImportError: version = unknown_version return version def write_version(version): """Overwrite version file.""" filename = os.path.join(os.path.dirname(__file__), '__version__.py') f = open(filename, 'w') f.write("# This file is auto-generated.\n") f.write("version = %r\n" % version) f.close() def remember_version(version=None): """Store version information.""" global remembered_version if not version and os.path.isdir(".hg"): f = os.popen("hg identify 2> %s" % util.nulldev) # use real hg installation ident = f.read()[:-1] if not f.close() and ident: ids = ident.split(' ', 1) version = ids.pop(0) if version[-1] == '+': version = version[:-1] modified = True else: modified = False if version.isalnum() and ids: for tag in ids[0].split('/'): # is a tag is suitable as a version number? if re.match(r'^(\d+\.)+[\w.-]+$', tag): version = tag break if modified: version += time.strftime('+%Y%m%d') if version: remembered_version = True write_version(version) def forget_version(): """Remove version information.""" if remembered_version: write_version(unknown_version)