[seed] Only export symbols starting with seed_

[Alan Knowles <alank src gnome org>]

commit ad66195e1bb6d7cccabdaa0173895a631cdf141d
Author: Laurent Bigonville <bigon bigon be>
Date:   Wed Oct 8 00:25:22 2014 +0200

    Only export symbols starting with seed_
    
    https://bugzilla.gnome.org/show_bug.cgi?id=710732

 libseed/Makefile.am |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libseed/Makefile.am b/libseed/Makefile.am
index 866dc3b..d46cc56 100644
--- a/libseed/Makefile.am
+++ b/libseed/Makefile.am
@@ -36,7 +36,8 @@ libseed SEED_GTK_VERSION@_la_CFLAGS = \
        -DGOBJECT_INTROSPECTION_VERSION=$(GOBJECT_INTROSPECTION_VERSION)
 
 libseed SEED_GTK_VERSION@_la_LDFLAGS = \
-       $(FFI_LDFLAGS)
+       $(FFI_LDFLAGS) \
+       -export-symbols-regex "^seed_.*"
 
 libseed SEED_GTK_VERSION@_la_LIBADD = \
        $(GOBJECT_INTROSPECTION_LIBS) \