On 05/20/2011 11:59 AM, Eric Blake wrote:
> POSIX requires that 'errno = 0; perror ("")' print the same message
> as strerror(0), but this failed if we were replacing strerror to work
> around the FreeBSD bug of treating 0 as a failure.
>
> * m4/perror.m4 (gl_FUNC_PERROR): Also replace perror if strerror_r
> is broken. Move AC_LIBOBJ...
> * modules/perror (configure.ac): Here.
> * doc/posix-functions/perror.texi (perror): Document this.
> * tests/test-perror2.c (main): Enhance test.This patch is incomplete - I'm still seeing perror failures on at least AIX and Irix, due to strerror_r but not perror being replaced. I'm not quite sure of the right m4 fix to make, but hopefully I can fix this soon (first, though, I plan on completing my strerror_r work). -- Eric Blake ebl...@redhat.com +1-801-349-2682 Libvirt virtualization library http://libvirt.org
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