Date: Sat, 30 Oct 2004 22:56:30 -0700 From: Alfred Perlstein <alfred@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: <20041031055630.GE24892@elvis.mu.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 <green@FreeBSD.org> [041030 22:06] 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. Good catch... it could have just been an oversight though. :) We need a "configure" like regression suite for pthreads[*]. [*] and a ton of other stuff. :) -- - Alfred Perlstein - Research Engineering Development Inc. - email: bright@mu.org cell: 408-480-4684
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