Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/lock.py @ 708:e849b4db6c95
Use changelogentry.tmpl for search results, too.
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Use changelogentry.tmpl for search results, too.
Since both are lists of changelog entries, they don't need to look different.
This fixes a bug where only changelogentry was updated, but searchentry not.
manifest hash: 9bfe7a3dd4512d3ee4e5538f369371bce6d55520
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author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Fri, 15 Jul 2005 10:07:55 +0100 |
parents | 574869103985 |
children | 6d5a62a549fa |
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# lock.py - simple locking scheme 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. import os, time import util class LockHeld(Exception): pass class lock: def __init__(self, file, wait = 1): self.f = file self.held = 0 self.wait = wait self.lock() def __del__(self): self.release() def lock(self): while 1: try: self.trylock() return 1 except LockHeld, inst: if self.wait: time.sleep(1) continue raise inst def trylock(self): pid = os.getpid() try: util.makelock(str(pid), self.f) self.held = 1 except (OSError, IOError): raise LockHeld(util.readlock(self.f)) def release(self): if self.held: self.held = 0 try: os.unlink(self.f) except: pass