[gdm] Cause make to fail if make-dconf-override-db.sh fails

[Ray Strode <halfline src gnome org>]

commit 5adedf2ab95fc4b75771b87e4f98b16a50c6c667
Author: Daniel Trebbien <dtrebbien gmail com>
Date:   Sun Feb 27 12:16:57 2011 -0500

    Cause make to fail if make-dconf-override-db.sh fails

 data/Makefile.am |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index 7059a51..a238131 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -115,8 +115,10 @@ MAINTAINERCLEANFILES =			\
 	*~				\
 	Makefile.in
 
-dist-hook:
+dconf-override-db: $(srcdir)/make-dconf-override-db.sh
 	$(srcdir)/make-dconf-override-db.sh
+
+dist-hook: dconf-override-db
 	mv dconf-override-db $(distdir)
 
 uninstall-hook: