Re: Unixware Patch (Was: Re: Beta2 Tag'd and Bundled ...) - Mailing list pgsql-hackers

FWIW, I do confirm, on dual XEON with JT enabled
On Wed, 3 Sep 2003, Larry Rosenman wrote:

> Date: Wed, 03 Sep 2003 14:53:39 -0500
> From: Larry Rosenman <ler@lerctr.org>
> To: Bruce Momjian <pgman@candle.pha.pa.us>, ohp@pyrenet.fr
> Cc: pgsql-hackers@postgresql.org
> Subject: Re: [HACKERS] Unixware Patch (Was: Re: Beta2 Tag'd and Bundled
>     ...)
>
> >From UnixWare:
>
> $ cc -O -Kpthread test_thread.c -o test_thread -lsocket -lnsl
> UX:acomp: WARNING: "test_thread.c", line 60: argument #3 incompatible with
> prototype: pthread_create()
> UX:acomp: WARNING: "test_thread.c", line 61: argument #3 incompatible with
> prototype: pthread_create()
> $ ./test_thread
> Your functions are all thread-safe
> $
>
> --On Wednesday, September 03, 2003 15:36:53 -0400 Bruce Momjian
> <pgman@candle.pha.pa.us> wrote:
>
> > ohp@pyrenet.fr wrote:
> >> > Olivier PRENANT wrote:
> >> > > >> It's ok to assume thread-safety, as the SCO developer (Kean
> >> > > >> Johnston) asked the threads guys, and he said that the libc stuff
> >> > > >> is thread-safe so they don't have to have 2 different versions in
> >> > > >> libc.
> >> > > >
> >> > > If any one can write a program that can prove anything (I can't), I'm
> >> > > willing to test it here on a bi-pro (bi PIII and bi-XEON with JT
> >> > > enabled) running uw713.
> >> > > Maybe it will end the discussion and make a point in either way. So
> >> > > that we (you?) can move on with the other unixware patches.
> >> >
> >> > You don't need a SMP machine to test threads.  You just need one thread
> >> > to do the function call, then another to do the function call and see
> >> > if the two pointers are different.  They calls don't have to happen at
> >> > the same time.  Ideally you could make call in the two threads with
> >> > different arguments, then after both calls are completed, test that the
> >> > two static areas have the proper _different_ values.
> >> >
> >> >
> >> Ok, I don't know much about threads; would you write a simple program for
> >> us to test?
> >
> > OK, done, and attached.  It is also now in CVS as
> > src/tools/test_thread_funcs.c.
> >
> > In hindsight, I should have done this long ago.  However, it only tests
> > the thread-safety of functions.  It does not completely test your
> > threading capability.
> >
> > I would like every operating system that supports thread-safety to run
> > this program and report back the results.
>
>
>
>

-- 
Olivier PRENANT                    Tel: +33-5-61-50-97-00 (Work)
6, Chemin d'Harraud Turrou           +33-5-61-50-97-01 (Fax)
31190 AUTERIVE                       +33-6-07-63-80-64 (GSM)
FRANCE                          Email: ohp@pyrenet.fr
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