[gnome-panel] fix 'make distcheck'

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 20688be3dccbe51855fb900f20066de327595a8d
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Thu Oct 30 12:35:52 2014 +0200

    fix 'make distcheck'

 Makefile.am  |    4 +++-
 configure.ac |   20 ++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index b1075aa..d1f8898 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -12,7 +12,9 @@ ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
 
 DISTCHECK_CONFIGURE_FLAGS = \
        --enable-gtk-doc \
-       --enable-introspection
+       --enable-introspection \
+       --with-girdir='$${datadir}/gir-distcheck' \
+       --with-typelibdir='$${libdir}/girepository-distcheck'
 
 EXTRA_DIST = \
        COPYING-DOCS            \
diff --git a/configure.ac b/configure.ac
index 3b55c70..927c4e5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -46,6 +46,26 @@ GNOME_COMPILE_WARNINGS([maximum])
 # Check for introspection
 GOBJECT_INTROSPECTION_CHECK([0.9.5])
 
+AC_ARG_WITH([girdir],
+       AS_HELP_STRING([--with-girdir=DIR], [Installation path for .gir files @<:@auto@:>@]),
+       [ac_with_girdir=$withval], [ac_with_girdir=""])
+if test "$ac_with_girdir" != ""; then
+       INTROSPECTION_GIRDIR=${ac_with_girdir}
+fi
+
+AC_ARG_WITH([typelibdir],
+       AS_HELP_STRING([--with-typelibdir=DIR],[Installation path for .typelib files @<:@auto@:>@]),
+       [ac_with_typelibdir=$withval], [ac_with_typelibdir=""])
+if test "$ac_with_typelibdir" != ""; then
+       INTROSPECTION_TYPELIBDIR=${ac_with_typelibdir}
+fi
+
+AC_MSG_NOTICE([installing .gir files in $INTROSPECTION_GIRDIR])
+AC_MSG_NOTICE([installing .typelib files in $INTROSPECTION_TYPELIBDIR])
+
+AC_SUBST(INTROSPECTION_GIRDIR)
+AC_SUBST(INTROSPECTION_TYPELIBDIR)
+
 GLIB_GSETTINGS
 
 m4_pattern_allow([AM_V_GEN])dnl Make autoconf not complain about the rule below