[PATCH] configure.ac: Fix compatibility for older pkg-config versions

[Bryce Harrington]

On Fri, Dec 04, 2015 at 08:11:51AM +1000, Peter Hutterer wrote:
> On Thu, Dec 03, 2015 at 01:43:44PM -0800, Bryce Harrington wrote:
> > noarch_pkgconfigdir is not available on oldish pkg-config's.  Among
> > other things this affects Wayland's nightly auto-build Ubuntu 14.04
> > PPAs.
> > 
> > Signed-off-by: Bryce Harrington <bryce at osg.samsung.com>
> > Cc: Pekka Paalanen <ppaalanen at gmail.com>
> > Cc: Quentin Glidic <sardemff7+wayland at sardemff7.net>
> > ---
> >  compat.m4    | 9 +++++++++
> >  configure.ac | 2 ++
> >  2 files changed, 11 insertions(+)
> >  create mode 100644 compat.m4
> > 
> > diff --git a/compat.m4 b/compat.m4
> > new file mode 100644
> > index 0000000..d036f4d
> > --- /dev/null
> > +++ b/compat.m4
> > @@ -0,0 +1,9 @@
> > +m4_ifndef([PKG_INSTALLDIR], [AC_DEFUN([PKG_INSTALLDIR], [
> > +    pkgconfigdir='${libdir}'/pkgconfig
> > +    AC_SUBST([pkgconfigdir])
> > +])])

Hmm, actually the above seems to not be strictly required.  Seems to
work if only this next one is included.

> > +m4_ifndef([PKG_NOARCH_INSTALLDIR], [AC_DEFUN([PKG_NOARCH_INSTALLDIR], [
> > +    noarch_pkgconfigdir='${datadir}'/pkgconfig
> > +    AC_SUBST([noarch_pkgconfigdir])
> > +])])
> 
> please add comments here to note why they're required and what obsoletes
> them. It'll save time down the road when we're trying to figure out which
> functions are still needed and which ones can be dropped, etc.

Fair enough.  v2 on the way.

Bryce
 
> Cheers,
>    Peter
> 
> > diff --git a/configure.ac b/configure.ac
> > index 93688d0..eeb95ef 100644
> > --- a/configure.ac
> > +++ b/configure.ac
> > @@ -11,6 +11,8 @@ AC_INIT([wayland-protocols],
> >          [wayland-protocols],
> >          [http://wayland.freedesktop.org/])
> >  
> > +m4_include(compat.m4)
> > +
> >  AC_SUBST([WAYLAND_PROTOCOLS_VERSION], [wayland_protocols_version])
> >  
> >  AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz])
> > -- 
> > 1.9.1
> > 
> > _______________________________________________
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> > wayland-devel at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/wayland-devel
> >