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Date:      Sun, 31 Oct 2004 03:23:41 -0700
From:      Scott Long <scottl@freebsd.org>
To:        Brian Fundakowski Feldman <green@FreeBSD.org>
Cc:        cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/lib/libpthread/thread thr_mutex.c
Message-ID:  <4184BD2D.9030209@freebsd.org>
In-Reply-To: <20041031050620.GQ93831@green.homeunix.org>
References:  <200410310503.i9V53ofj011896@repoman.freebsd.org> <20041031050620.GQ93831@green.homeunix.org>

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Brian Fundakowski Feldman wrote:
> On Sun, Oct 31, 2004 at 05:03:50AM +0000, Brian Feldman wrote:
> 
>>green       2004-10-31 05:03:50 UTC
>>
>>  FreeBSD src repository
>>
>>  Modified files:
>>    lib/libpthread/thread thr_mutex.c 
>>  Log:
>>  Make pthread_mutex_trylock(3) return EBUSY on failure, as all software
>>  packages expect and seems to be most correct according to the slightly-
>>  ambiguous standards.
>>  
>>  MFC after:              1 month
>>  Corroborated by:        POSIX <http://tinyurl.com/4uvub>;
>>  Reviewed by:            silence on threads@
> 
> 
> Software such as mozilla projects (using NSPR) and Java have been
> broken in various ways by this.  We need to try to be more compatible
> with the most popular interpretation of the standards (instead of just
> inventing our own) -- usually we're pretty good about this.
> 

Please define 'broken'?  There are many test suites available for 
pthreads.  How does this affect those test suites, and have you
_directly_ talked with those who run the tests suites?

Scott



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