[gthumb] install the m4 file to allow the external extensions to be built correctly

[Paolo Bacchilega <paobac src gnome org>]

commit 2a68c0da0ee4c70f43aa62d909dc6b58f1ea21fe
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Sep 26 19:17:17 2010 +0200

    install the m4 file to allow the external extensions to be built correctly

 m4/Makefile.am |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/m4/Makefile.am b/m4/Makefile.am
index ae44c94..c23bd3e 100644
--- a/m4/Makefile.am
+++ b/m4/Makefile.am
@@ -1 +1,6 @@
+m4datadir = $(datadir)/aclocal
+m4data_DATA = gthumb.m4
+
+EXTRA_DIST = $(m4data_DATA)
+
 -include $(top_srcdir)/git.mk