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Code Issues Projects Releases Packages Wiki Activity Actions 12

Issue #7403: Fixed possible race condition in lock creation.

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This commit is contained in:
Vinay Sajip 2009-11-27 14:03:36 +00:00
parent 546b2121ff
commit e9c5a0410e
2 changed files with 6 additions and 4 deletions
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8
Lib/logging/__init__.py
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@ -186,7 +186,10 @@ def addLevelName(level, levelName):
#the lock would already have been acquired - so we need an RLock. #the lock would already have been acquired - so we need an RLock.
#The same argument applies to Loggers and Manager.loggerDict. #The same argument applies to Loggers and Manager.loggerDict.
# #
_lock = None if thread:
_lock = threading.RLock()
else:
_lock = None
def _acquireLock(): def _acquireLock():
""" """
@ -194,9 +197,6 @@ def _acquireLock():
This should be released with _releaseLock(). This should be released with _releaseLock().
""" """
global _lock
if (not _lock) and thread:
_lock = threading.RLock()
if _lock: if _lock:
_lock.acquire() _lock.acquire()

2
Misc/NEWS
View file

@ -33,6 +33,8 @@ Core and Builtins
Library Library
------- -------
- Issue #7403: logging: Fixed possible race condition in lock creation.
- Issue #7341: Close the internal file object in the TarFile constructor in - Issue #7341: Close the internal file object in the TarFile constructor in
case of an error. case of an error.