On Mon, 8 Sep 2014, Daniel Schepler wrote:
> On Mon, Sep 8, 2014 at 3:28 PM, Sage Weil <sw...@redhat.com> wrote:
> >> if test x"$cpu" = x"x86_64" || test x"$cpu" = x"i386"; then
> >> cat >conftest.c <<-'EOF'
> >> #if defined(__x86_64__) && defined(__ILP32__)
> >> #error x32
> >> #endif
> >> EOF
> >> $CC -c conftest.c || cpu=x32
> >> fi
> >
> > Grr, my attempts to add this to our configure.ac are failing when $CC is
> > called.. any ideas? It doesn't make much sense to me... it starts to
> > complain about jni.h, which isn't mentioned until much later in
> > configure.ac. I think $CC isn't defined or something? My autotools-fu is
> > weak... :(
>
> I'd expect the configure.ac code to look more like (off the top of my
> head, completely untested):
>
> if text x"$cpu" = x"x86_64" || test x"$cpu" = "xi386"; then
> ac_try_compile([
> #if defined(__x86_64__) && defined(__ILP32__)
> #error x32
> #endif], [], [cpu=x32])
> fi
Ah, I got it to work with AC_COMPILE_IFELSE nad AC_LANG_PROGRAM. Can you
take a look?
https://github.com/ceph/ceph/pull/2428
Thanks!
sage
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