[mutter] libmutter: Only export meta_* symbols in the library

[Jasper St. Pierre <jstpierre src gnome org>]

commit d9985cd9bc4660a4b43206605111f874d2aa4645
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Dec 29 17:59:16 2014 -0800

    libmutter: Only export meta_* symbols in the library
    
    We also need ag_* symbols for testasyncgetprop.

 src/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 17bfb34..00ca3d5 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -279,7 +279,7 @@ endif
 
 nodist_libmutter_la_SOURCES = $(mutter_built_sources)
 
-libmutter_la_LDFLAGS = -no-undefined
+libmutter_la_LDFLAGS = -no-undefined -export-symbols-regex "^(meta|ag)_.*"
 libmutter_la_LIBADD  = $(MUTTER_LIBS) $(MUTTER_NATIVE_BACKEND_LIBS)
 
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