On 09/13/2013 06:42 PM, Zack Weinberg wrote: > * lib/autoconf/headers.m4 (AC_CHECK_HEADER): Use _AC_CHECK_HEADER_COMPILE > by default. Continue to use _AC_CHECK_HEADER_PREPROC if fourth arg is '-'. > (_AC_CHECK_HEADER_PREPROC): Issue a deprecation warning. > (_AC_CHECK_HEADER_MONGREL, _AC_CHECK_HEADER_MONGREL_BODY): Remove. > > * tests/c.at, tests/semantics.at: Update uses of AC_CHECK_HEADER(S). > * doc/autoconf.texi, NEWS: Document change. > > Signed-off-by: Zack Weinberg <za...@panix.com> > ---
> > +# _AC_CHECK_HEADER_MONGREL(HEADER-FILE, > +# [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) > +# ------------------------------------------------------------------ > +# In case anyone used this undocumented macro. Map to the _PREPROC > +# semantics to minimize the chance of breaking anything. Well, in 2.69, the mongrel code favored compile results, not preproc. But as this is undocumented, and as the preproc variant outputs a warning, the users deserve a warning for using undocumented macros. I agree with the decision. ACK. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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