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Date:	Mon, 23 Feb 2015 13:14:45 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Unexpected EINVAL from pthread_join
Message-ID:	<20150223121445.GL437@calimero.vinschen.de>
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On Feb 22 22:54, Lasse Collin wrote:
> It seems that a signal can cause pthread_join to incorrectly return
> EINVAL. I debugged it only a little but hopefully someone finds this
> useful:
>=20
> In the file thread.cc, function pthread::join, the call to cygwait may
> return WAIT_SIGNALED if a signal is sent to the process. The switch
> statement handling the return value assumes that only WAIT_OBJECT_0 and
> WAIT_CANCELED are possible. The default section of the switch statement
> has a comment "should never happen" and it returns EINVAL. It might be
> that the problem occurs only when SA_RESTART isn't used.

Lasse, I'm sorry, but I can't handle that quickly.  Since you're
looking into the code and apparently understanding it, maybe you'd
like to provide patches, too?  Please have a look at
https://cygwin.com/contrib.html.  Patches <=3D 10 lines don't even
need a copyright assignment.


Thanks,
Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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