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comparison mercurial/lock.py @ 422:10c43444a38e

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[PATCH] Enables lock work under the other 'OS' -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 [PATCH] Enables lock work under the other 'OS' From: K Thananchayan <thananck@yahoo.com> os.symlink is not supported under Windows. This patch introduces util.mklockf, util.getlowner that use regular files under Winodws but symlink under unix. tweaked by mpm: - changed function names - fixed to work on UNIX manifest hash: 6f650a78a3b203dcad2f861582500b6b4036599a -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCuN5sywK+sNU5EO8RAva8AJ9L9z/JHRAJS1bix48ZzSpn9ZUyPwCffhmg UfLSFBmd5tPDDi3mgsrdDEA= =ZYS9 -----END PGP SIGNATURE-----
author mpm@selenic.com
date Tue, 21 Jun 2005 19:43:40 -0800
parents 0b4c5cb953d9
children 688d03d6997a
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421:43b8da7420a9 422:10c43444a38e
4 # 4 #
5 # This software may be used and distributed according to the terms 5 # This software may be used and distributed according to the terms
6 # of the GNU General Public License, incorporated herein by reference. 6 # of the GNU General Public License, incorporated herein by reference.
7 7
8 import os, time 8 import os, time
9 import util
9 10
10 class LockHeld(Exception): 11 class LockHeld(Exception):
11 pass 12 pass
12 13
13 class lock: 14 class lock:
32 raise inst 33 raise inst
33 34
34 def trylock(self): 35 def trylock(self):
35 pid = os.getpid() 36 pid = os.getpid()
36 try: 37 try:
37 os.symlink(str(pid), self.f) 38 util.makelock(str(pid), self.f)
38 self.held = 1 39 self.held = 1
39 except: 40 except:
40 raise LockHeld(os.readlink(self.f)) 41 raise LockHeld(util.readlock(self.f))
41 42
42 def release(self): 43 def release(self):
43 if self.held: 44 if self.held:
44 self.held = 0 45 self.held = 0
45 os.unlink(self.f) 46 os.unlink(self.f)