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Date: Fri, 27 Dec 2024 01:49:20 +0100
Message-ID: <CALWcw=HAkSD+R_VL33tXAh+Jr7ifzyK1TQ2-WBjrWxQqVhYiRQ@mail.gmail.com>
Subject: Re: raise() produces random behaviour in Cygwin 3.5.5
To: cygwin AT cygwin DOT com
From: Takeshi Nishimura via Cygwin <cygwin AT cygwin DOT com>
Reply-To: Takeshi Nishimura <takeshi DOT nishimura DOT linux AT gmail DOT com>
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On Wed, Dec 25, 2024 at 3:02 PM Takashi Yano via Cygwin
<cygwin AT cygwin DOT com> wrote:
>
> On Wed, 25 Dec 2024 07:21:44 +0100
> Bruno Haible wrote:
> > An invocation of raise(SIGABRT), that is, of a synchronous signal, produces
> > random behaviour in Cygwin 3.5.5: Sometimes it succeeds, sometimes it fails
> > with error ENOSYS. In previous releases of Cygwin and in all other operating
> > systems, it always succeeds.
> >
> > How to reproduce:
> > Find test-sigaction.c attached.
> > Compile it and run it 10 times:
> > $ x86_64-pc-cygwin-gcc -O2 -Wall test-sigaction.c \
> >   && ./a && ./a && ./a && ./a && ./a && ./a && ./a && ./a && ./a && ./a
> > ret = -1, errno = 88
> > ret = -1, errno = 88
> > ret = 0, errno = 0
> > ret = -1, errno = 88
> > ret = -1, errno = 88
> > ret = -1, errno = 88
> > ret = -1, errno = 88
> > ret = -1, errno = 88
> > ret = -1, errno = 88
> > ret = 0, errno = 0
> >
> > This unit test is part of Gnulib. Really, it is a pity that none of the
> > Cygwin maintainers is running the Gnulib tests before making a new Cygwin
> > release.
>
> Thanks for the report. This issue will be fixed by the patch:
> https://cygwin.com/pipermail/cygwin-patches/2024q4/013145.html

Will Cygwin 3.5.5 be respun with this fix, or Cygwin 3.5.6 out soon?
-- 
Internationalization&localization dev / 大阪大学
Takeshi Nishimura <takeshi DOT nishimura DOT linux AT gmail DOT com>

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