[virt-tools-list] [PATCH] build: allow building with newer glibc-headers and -O0

[Daniel P. Berrange]

On Fri, Jun 08, 2012 at 04:55:47PM +0100, Daniel P. Berrange wrote:
> On Fri, Jun 08, 2012 at 05:52:47PM +0200, Christophe Fergeau wrote:
> > On Fri, Jun 08, 2012 at 04:42:39PM +0100, Daniel P. Berrange wrote:
> > > On Fri, Jun 08, 2012 at 05:38:32PM +0200, Christophe Fergeau wrote:
> > > > From: Eric Blake <eblake at redhat.com>
> > > > 
> > > > glibc 2.15 (on Fedora 17) coupled with explicit disabling of
> > > > optimization during development dies a painful death:
> > > > 
> > > > In file included from /usr/include/limits.h:27:0,
> > > >                  from /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include/limits.h:169,.
> > > >                  from /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include/syslimits.h:7,
> > > >                  from /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include/limits.h:34,
> > > >                  from util/bitmap.c:26:
> > > > /usr/include/features.h:314:4: error: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Werror=cpp]
> > > > cc1: all warnings being treated as errors
> > > > 
> > > > Work around this by only conditionally defining _FORTIFY_SOURCE,
> > > > in the case where glibc can actually use it.  The trick is using
> > > > AH_VERBATIM instead of AC_DEFINE.
> > > > 
> > > > * m4/libosinfo-compile-warnings.m4 (LIBVIRT_COMPILE_WARNINGS): Squelch
> > > > _FORTIFY_SOURCE when needed to avoid glibc #warnings.
> > > 
> > > 
> > > s/LIBVIRT/LIBOSINFO/
> > 
> > Ah yeah I copied and pasted the libvirt log. Regarding patch attribution,
> > since I copied and pasted a patch from Eric and used his log, I made him
> > the author of this commit. I don't know if this is proper practice, or if I
> > should set myself as the author, and indicate in the log that this is all
> > Eric's work. Is there a preferred way of handling such situations?
> 
> In this case, since it is pretty much a straight copy, I think you were
> correct in leaving Eric as the author and yourself as committer.

Ok, since Eric disagrees, I defer to his opinion.

Daniel
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