[mutter] build: Set rpath of standalone executable

[Florian Müllner <fmuellner src gnome org>]

commit 576fe6e16bedb8848404e6335a9bd2ac7400aeeb
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Apr 28 19:35:41 2016 +0200

    build: Set rpath of standalone executable
    
    We now link to cogl/clutter forks in a private location, so make
    sure to point the runtime linker to the correct location.

 src/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 8f6a781..545155e 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -393,6 +393,7 @@ noinst_PROGRAMS=
 
 mutter_SOURCES = core/mutter.c
 mutter_LDADD = $(MUTTER_LIBS) libmutter.la
+mutter_LDFLAGS = -rpath $(pkglibdir)
 
 libexec_PROGRAMS = mutter-restart-helper
 mutter_restart_helper_SOURCES = core/restart-helper.c