Mercurial > hg
view mercurial/changelog.py @ 1482:4d38b85e60aa
fix handling of daylight saving time
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Mon, 31 Oct 2005 10:56:42 -0700 |
parents | 9d2c2e6b32b5 |
children | 11d12bd6e1dc 74d3f5336b66 |
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# changelog.py - changelog class for mercurial # # Copyright 2005 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. from revlog import * from i18n import gettext as _ from demandload import demandload demandload(globals(), "os time util") class changelog(revlog): def __init__(self, opener): revlog.__init__(self, opener, "00changelog.i", "00changelog.d") def extract(self, text): if not text: return (nullid, "", (0, 0), [], "") last = text.index("\n\n") desc = text[last + 2:] l = text[:last].splitlines() manifest = bin(l[0]) user = l[1] date = l[2].split(' ') time = float(date.pop(0)) try: # various tools did silly things with the time zone field. timezone = int(date[0]) except: timezone = 0 files = l[3:] return (manifest, user, (time, timezone), files, desc) def read(self, node): return self.extract(self.revision(node)) def add(self, manifest, list, desc, transaction, p1=None, p2=None, user=None, date=None): if date: # validate explicit (probably user-specified) date and # time zone offset. values must fit in signed 32 bits for # current 32-bit linux runtimes. try: when, offset = map(int, date.split(' ')) except ValueError: raise ValueError(_('invalid date: %r') % date) if abs(when) > 0x7fffffff: raise ValueError(_('date exceeds 32 bits: %d') % when) if abs(offset) >= 43200: raise ValueError(_('impossible time zone offset: %d') % offset) else: date = "%d %d" % util.makedate() list.sort() l = [hex(manifest), user, date] + list + ["", desc] text = "\n".join(l) return self.addrevision(text, transaction, self.count(), p1, p2)