only attempt load a library if one was specified

svn path=/trunk/; revision=210

diff --git a/tools/g-ir-scanner b/tools/g-ir-scanner
index 4a5b4ea..c5ffb79 100755 (executable)
--- a/tools/g-ir-scanner
+++ b/tools/g-ir-scanner
@@ -72,7 +72,8 @@ def main(args):
     ss.parse_macros()
 
     builder = GObjectTreeBuilder(options.namespace)
-    builder.load_library(options.library)
+    if options.library:
+        builder.load_library(options.library)
     for include in options.includes:
         builder.register_include(include)
     builder.parse(TreeBuilder(ss).get_nodes())