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Date:	Mon, 12 Aug 2013 14:23:14 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: redefinition of __fpending
Message-ID:	<20130812122314.GE2691@calimero.vinschen.de>
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References:	<E4C62E40-CEF3-400D-B41D-FF3C3BCA9021 AT Denis-Excoffier DOT org> <20130812100541 DOT GA2691 AT calimero DOT vinschen DOT de> <5208C660 DOT 7050007 AT gmail DOT com>
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On Aug 12 15:26, LRN wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>=20
> On 12.08.2013 14:05, Corinna Vinschen wrote:
> > On Aug 11 09:20, Denis Excoffier wrote:
> >> Hello,
> >>
> >> I don't really know what is going on, but the new (since 1.7.23) __fpe=
nding() declaration
> >> in /usr/include/stdio_def.h (line 47) seems to prevent the following t=
o compile (redefinition
> >> of __fpending, i'm using GCC-4.8.1):
> >> - m4-1.4.16
> >> - grep-2.14
> >> - findutils-4.5.11
> >>
> >> These packages use fpending.c from gnulib.
> >=20
> > Big sigh.
> >=20
> > The gnulib-related configure test checks for the declaration of
> > __fpending, but the build environment still tries to compile gnulib's
> > fpending.c.  But __fpending is defined as inline function in stdio_ext.h
> > so the definition in fpending.c clashes with the one in stdio_ext.h.
> >=20
> > That's a bug in the gnulib build environment.  The definition of
> > __fpending should be skipped if HAVE_DECL___FPENDING is 1.
> >=20
> > The problem is that this doesn't really help us a lot since all
> > packages with integrated gnulib are affected.
> >=20
> > I'm not sure how to fix this yet.
> This is fixed in upstream gnulib.

Oh, good to know.

> Obviously, that doesn't really help you much - you still need to either
> patch packages, or update their copies of gnulib.

That's right.  In theory, patching this tiny problem in the packages
shouldn't be too terrible for the time being.  I hope...


Thanks,
Corinna

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

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