Semi-OT: makedepend isn't aware of /usr/lib/gcc/$ARCH-redhat-linux/4.3.0/include/

[Jakub Jelinek]

On Mon, Nov 03, 2008 at 07:07:29AM -0800, Dan Nicholson wrote:
> 2008/11/3 Adam Jackson <ajax at redhat.com>:
> > On Mon, 2008-11-03 at 15:58 +0200, Gilboa Davara wrote:
> >> I'm not sure if this is a bug or not, so I'm posting here before I open
> >> up a BZ.
> >
> > makedepend is part of the imake package in Fedora. imake is - shall we
> > say - under a policy of malign neglect by upstream.  Rightly so, in my
> > opinion, but makedepend is legitimately useful on its own.
> >
> > I think the only semi-serious problem with teaching makedepend more
> > about gcc is what to do in the face of multiple gcc versions.  We could
> > certainly make makedepend search %{_libdir}/gcc/`gcc -dumpmachine`/`gcc
> > -dumpversion`/include but that only works if you're building with gcc
> > and not say compat-gcc34.  Maybe inherit $CC from the environment and
> > use that?  Who knows.
> >
> > Ideally you'd just use gccmakedep instead, but it doesn't support the
> > same set of options as makedepend so that may not be an option.
> >
> > I'd take a patch, but that's about the extent to which I care about
> > being a build tools maintainer.
> 
> I have a patch somewhere that adds a --with-extra-include build option
> for makedepend. It still means you have to rebuild makedepend whenever
> gcc gets a major upgrade, but that was probably happening anyway. If
> that sounds useful, I'll go locate it.

If that would be just a major upgrade, it wouldn't be so bad, but
the directory changes even with gcc patchlevel changes, which happen
usually at least once during each Fedora release.

	Jakub