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Date: Wed, 15 Feb 2012 22:20:10 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: STC for libapr1 failure
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On Feb 15 13:15, David Rothenberger wrote:
> On 2/15/2012 12:45 PM, Corinna Vinschen wrote:
> > On Feb 15 11:39, David Rothenberger wrote:
> >> On 2/15/2012 7:38 AM, Corinna Vinschen wrote:
> >>> Did I mention that I hate synchronization problems?  Anyway, I think I
> >>> found the problem.  I applied a patch which fixes the problem for me
> >>> and, surprise!, the flock test still runs fine, too.  I've just uploaded
> >>> a new snapshot.  Please give it a try.
> >>
> >> All the procmutex tests pass now! Awesome!
> >>
> >> But... now one of the flock tests is failing. It takes a while to
> >> extract a STC from the APR test suite because everything is written in
> >> APR-ese and I have to convert every APR call into the base C library
> >> calls. I'll work on that over the next day or three.
> >>
> >> The gist of the test that's failing is this:
> >>
> >>  * Create a file.
> >>  * Get an exclusive flock on it.
> >>  * Spawn a child process that attempts to get an exclusive, non-blocking
> >>    lock on the file.
> >>
> >> The test is expecting that the child will not be able to get the lock,
> >> but the child is able to.
> > 
> > Did I really mention that I hate synchronization problems?
> 
> Yeah, you mentioned it. :-)
> 
> > Does it fork/exec or does it only exec? 
> 
> Looks like fork/exec. execv to be precise.
> 
> > I guess I really need the testcase.
> 
> I'll try to work on that tonight.

Thanks.  Btw., does that testcase fail in 1.7.9 as well?


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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