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annotate roundup/backends/locking.py @ 3854:f4e8dc583256

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Restored subject parser regexp to the string it was before the... ...implementation of customization of it, i.e., the version from CVS revision 1.184 of mailgw.py. This makes 'testFollowupTitleMatchMultiRe' work again.
author Erik Forsberg <forsberg@users.sourceforge.net>
date Sat, 12 May 2007 16:14:54 +0000
parents fc52d57c6c3e
children 13b3155869e0
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1 #! /usr/bin/env python
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2 # Copyright (c) 2002 ekit.com Inc (http://www.ekit-inc.com/)
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3 #
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4 # Permission is hereby granted, free of charge, to any person obtaining a copy
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5 # of this software and associated documentation files (the "Software"), to deal
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6 # in the Software without restriction, including without limitation the rights
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7 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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8 # copies of the Software, and to permit persons to whom the Software is
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9 # furnished to do so, subject to the following conditions:
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10 #
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11 # The above copyright notice and this permission notice shall be included in
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12 # all copies or substantial portions of the Software.
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13 #
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14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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17 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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19 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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20 # SOFTWARE.
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21
2005
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22 # $Id: locking.py,v 1.8 2004-02-11 23:55:09 richard Exp $
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24 '''This module provides a generic interface to acquire and release
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25 exclusive access to a file.
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26
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27 It should work on Unix and Windows.
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28 '''
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29 __docformat__ = 'restructuredtext'
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30
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31 import portalocker
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32
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33 def acquire_lock(path, block=1):
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34 '''Acquire a lock for the given path
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35 '''
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36 import portalocker
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37 file = open(path, 'w')
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38 if block:
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39 portalocker.lock(file, portalocker.LOCK_EX)
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40 else:
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41 portalocker.lock(file, portalocker.LOCK_EX|portalocker.LOCK_NB)
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42 return file
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43
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44 def release_lock(file):
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45 '''Release our lock on the given path
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46 '''
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47 portalocker.unlock(file)
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