Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/version.py @ 423:25afb21d97ba
Support for 'hg --version'. setup.py stores version from hg repository.
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Support for 'hg --version'. setup.py stores version from hg repository.
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author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Sat, 18 Jun 2005 16:32:41 +0100 |
parents | |
children | 719663b7f235 |
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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 unknown_version = 'unknown' 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(): """Store version information.""" f = os.popen("hg identify 2>/dev/null") # 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') else: version = unknown_version write_version(version) def forget_version(): """Remove version information.""" write_version(unknown_version)