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Date: Wed, 30 Mar 2011 10:57:55 +0200
From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: 1.7.8: undefined reference to __xpg_strerror_r
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On Mar 30 08:31, Jacky wrote:
> Corinna Vinschen <corinna-cygwin <at> cygwin.com> writes:
> 
> > 
> > On Mar  8 18:53, Hughes, Gregory Mark (PSG Consumer Experience) wrote:
> > > Hi,
> > > 
> > > After updating to Cygwin 1.7.8-1, I am seeing an unresolved reference to 
> __xpg_strerror_r 
> > 
> > Fixed in the recent snapshots on http://cygwin.com/snapshots/
> > 
> > Corinna
> > 
> 
> 
> Hi, Corinna, I also found the same error when building MPICH2 in Cygwin 1.7.8. 
> 
> make[2]: Entering directory `/cygdrive/d/cygwin/tmpmpich2/examples'
> ../bin/mpicc -I../src/include -I/cygdrive/d/cygwin/mpich2-1.3.2p1/src/include -
> c /cygdrive/d/cygwin/mpich2-1.3.2p1/examples/cpi.c
> ../bin/mpicc   -o cpi cpi.o  -lm 
> /cygdrive/d/cygwin/tmpmpich2/lib/libmpich.a(strerror.o):strerror.c:
> (.text+0x28): undefined reference to `__xpg_strerror_r'
> collect2: ld returned 1 exit status
> make[2]: *** [cpi] Error 1
> make[2]: Leaving directory `/cygdrive/d/cygwin/tmpmpich2/examples'
> make[1]: *** [all-postamble] Error 2
> make[1]: Leaving directory `/cygdrive/d/cygwin/tmpmpich2'
> make: *** [all-redirect] Error 2
> 
> How do the snapshots work? Should I replace cygwin1.dll by the snapshots? 
> Where to put winsup?

What about just upgrading to 1.7.9?  I released it yesterday.  You
should have seen the announcement.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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