From: Jarek Czekalski <jarekczek@poczta.onet.pl>
To: emacs-devel@gnu.org
Subject: Re: after r114507 cannot build on msys - dup2 problem
Date: Thu, 31 Oct 2013 19:57:40 +0100 [thread overview]
Message-ID: <5272A824.3000300@poczta.onet.pl> (raw)
In-Reply-To: <83ppqlcnjn.fsf@gnu.org>
W dniu 2013-10-31 19:17, Eli Zaretskii pisze:
>
> How did you invoke the configure script? Did you use
> nt/msysconfig.sh, or did you invoke ./configure by hand?
Probably when I did my first build (a months ago) I used the right file.
Now I forgot and shot standard configure. Thanks for the hint. I guess I
will remember now.
> That's it: it never runs the test program, precisely because that
> would erroneously decide that dup2 doesn't work.
>
I got it. Msdn documentation of msvcrt _dup2 says it returns 0 on
success. Posix implementation returns the new descriptor, not 0. That's
why standard dup2 test fails.
Jarek
next prev parent reply other threads:[~2013-10-31 18:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-31 17:44 after r114507 cannot build on msys Jarek Czekalski
2013-10-31 18:16 ` after r114507 cannot build on msys - dup2 problem Jarek Czekalski
2013-10-31 18:17 ` after r114507 cannot build on msys Eli Zaretskii
2013-10-31 18:57 ` Jarek Czekalski [this message]
2013-10-31 19:22 ` after r114507 cannot build on msys - dup2 problem Jarek Czekalski
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