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From:	Douglas Philips <dgou AT mac DOT com>
Subject:	Re: Python 2.4.1 locking bug. (was: Re: rebaseall failure?)
Date:	Wed, 27 Jul 2005 22:38:44 -0400
To:	cygwin AT cygwin DOT com
X-IsSubscribed:	yes

On Jul 27, 2005, at 7:29 PM, Christopher Faylor wrote:
>>> So far, I found from stracing the following:
>>>
>>>    7743  884473 [main] python2.4 3916 __set_errno: int  
>>> semaphore::_trywait():1761 val 11
>>>
>>> Unfortunately, I won't have the time to debug further for a  
>>> while.  And,
>>> to be honest, I'm lacking the motivation too...
>> I _suspect_ that this is related to the PTHREAD mutex change in  
>> the 1.5.18 release.
>> So perhaps it wasn't benign for Python, but just didn't show up in  
>> the Python self-tests.
>> At least, that it what I gather from you being able to reproduce  
>> the bug.
>>
>
> semaphore::_trywait doesn't have anything to do with pthread  
> mutexes, AFAIK.

I don't know. When I saw the Python message it seemed plausible.

The real issue is that Python broke with 1.5.18, either because of  
the pthread change or not.
Be that as it may, should I report this bug in another forum?

         --Doug


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