[ostree] triggers: Test for gconftool-2

[Colin Walters <walters src gnome org>]

commit 920cbbc24293353273717e5d29a716a9baa1de9a
Author: Colin Walters <walters verbum org>
Date:   Fri Apr 13 16:11:03 2012 -0400

    triggers: Test for gconftool-2
    
    This was done for the rest of the triggers.

 src/triggers/triggers.d/0050gconf.trigger |   16 +++++++---------
 1 files changed, 7 insertions(+), 9 deletions(-)
---
diff --git a/src/triggers/triggers.d/0050gconf.trigger b/src/triggers/triggers.d/0050gconf.trigger
index 8b4df90..03b73fb 100755
--- a/src/triggers/triggers.d/0050gconf.trigger
+++ b/src/triggers/triggers.d/0050gconf.trigger
@@ -18,12 +18,10 @@
 # Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 # Boston, MA 02111-1307, USA.
 
-# IfExecutable: gconftool-2
-# LiteralMatch: /etc/gconf
-
-GCONF_CONFIG_SOURCE=`gconftool-2 --get-default-source`
-export GCONF_CONFIG_SOURCE
-
-for f in /etc/gconf/schemas/*.schemas; do
-    gconftool-2 --makefile-install-rule "$f"
-done
+if test -x "$(which gconftool-2 2>/dev/null)"; then
+    GCONF_CONFIG_SOURCE=`gconftool-2 --get-default-source`
+    export GCONF_CONFIG_SOURCE
+    for f in /etc/gconf/schemas/*.schemas; do
+	gconftool-2 --makefile-install-rule "$f"
+    done
+fi