make gtkmm optional

splattael · Jun 6, 2012 · 8d77ef1 · 8d77ef1
1 parent dcf0b80
commit 8d77ef1
Showing 1 changed file with 13 additions and 4 deletions.
diff --git a/lib/libnotify/ffi.rb b/lib/libnotify/ffi.rb
@@ -5,15 +5,24 @@ module FFI
     extend ::FFI::Library
 
     def self.included(base)
+      load_libs
+      attach_functions!
+    rescue LoadError => e
+      warn e.message
+    end
+
+    def self.load_libs
+      libnotify_libs = %w[libnotify libnotify.so.4 libnotify.so.3 libnotify.so.2 libnotify.so.1 libnotify.so]
+
       # Workaround for "half-linked" libnotify.so. Does not work on rubinius (no ffi_lib_flags there)!
       # See: https://bugzilla.redhat.com/show_bug.cgi?id=626852
       ffi_lib_flags :lazy, :local, :global if respond_to?(:ffi_lib_flags)
+      ffi_lib libnotify_libs
+
+    rescue LoadError
       ffi_lib %w[libgtk-x11-2.0 libgtk-x11-2.0.so.0 libgtk-x11-2.0.so libgtk-3 libgtk-3.so.0 libgtk-3.so],
               %w[libgtkmm-2.4 libgtkmm-2.4.so.1 libgtkmm-2.4.so libgtkmm-3.0 libgtkmm-3.0.so.1 libgtkmm-3.0.so],
-              %w[libnotify libnotify.so.4 libnotify.so.3 libnotify.so.2 libnotify.so.1 libnotify.so]
-      attach_functions!
-    rescue LoadError => e
-      warn e.message
+              libnotify_libs
     end
 
     URGENCY = [ :low, :normal, :critical ]