Date: Mon, 22 Jan 2024 15:54:39 +0100
To: cygwin@cygwin.com
Subject: Re: Possiblly bug of cygwin1.dll
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From: Corinna Vinschen via Cygwin <cygwin@cygwin.com>
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Cc: Corinna Vinschen <corinna-cygwin@cygwin.com>
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On Jan 22 13:41, ASSI via Cygwin wrote:
> Corinna Vinschen via Cygwin writes:
> > However, I don't find this in the standards.  pthread_once is neither
> > one of the required cancellation points, nor one of the optional
> > cancellation points.
> 
> The initializer can be cancellable per POSIX, though:
> 
> "The pthread_once() function is not a cancellation point. However, if
> init_routine is a cancellation point and is canceled, the effect on
> once_control shall be as if pthread_once() was never called."

I didn't test that, but that should be automatically correct, the
way cancellation works in Cygwin.


Corinna

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