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Re: cygwin64: Issue with sigaddset
- From: Richard Elberger <rich at richelberger dot com>
- To: cygwin at cygwin dot com
- Date: Mon, 23 Feb 2015 07:59:00 -0500
- Subject: Re: cygwin64: Issue with sigaddset
- Authentication-results: sourceware.org; auth=none
- References: <B7278424-8EBE-4119-9F02-F68CB98388A3 at richelberger dot com> <20150223124239 dot GN437 at calimero dot vinschen dot de>
Awesome ;) Thanks so much I will keep a look out for it and verify on my end that the perl unit test works as expected.
> On Feb 23, 2015, at 7:42 AM, Corinna Vinschen <corinna-cygwin@cygwin.com> wrote:
>
> Hi Richard,
>
> On Feb 21 16:17, Richard Elberger wrote:
>> Hello,
>>
>> I found this while trying to compile perl 5.20.1 on latest cygwin64
>> (just updated yesterday).
>>
>> Effectively, sigaddset is adding a signal along these lines. If
>> signal x is less than 32, then two signals are added: x and x+32. If
>> signal x is greater than 32, then again two signals are added, x and
>> x-32.
>>
>> Itâs been far too many years since Iâve written C but the attached
>> code snippet to prove it (hopefully it proves it) â and running the
>> same âcodeâ (I put that in quotes because itâs like preschool C) on
>> any Linux works as expected - just adding the one signal.
>>
>> This is causing the sigset.t test for the POSIX module in perl core to
>> fail. There are a ton of other failures in testing 5.20.1 core but
>> hopefully theyâre not all cygwin related like this one.
>
> Thanks a lot for the testcase. I fixed the problem (an int overflow
> computing a bit mask) in CVS. I'll generate a developer snapshot on
> https://cygwin.com/snapshots/ and probably another Cygwin 1.7.35 test
> release soon. Both will contain that patch.
>
>
> Thanks,
> Corinna
>
> --
> Corinna Vinschen Please, send mails regarding Cygwin to
> Cygwin Maintainer cygwin AT cygwin DOT com
> Red Hat
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