[gobject-introspection] docmain: Support an include path for GIRs

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

commit 3818b98a9785026c8aab2cf07e35855caf32a768
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sun Feb 3 07:31:52 2013 -0500

    docmain: Support an include path for GIRs
    
    We need this to replace the test infrastructure so it can find
    Utility-1.0.gir

 giscanner/docmain.py |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/giscanner/docmain.py b/giscanner/docmain.py
index 8919eab..cd782fe 100644
--- a/giscanner/docmain.py
+++ b/giscanner/docmain.py
@@ -34,6 +34,9 @@ def doc_main(args):
                       action="store", dest="language",
                       default="Python",
                       help="Output language")
+    parser.add_option("", "--add-include-path",
+                      action="append", dest="include_paths", default=[],
+                      help="include paths for other GIR files")
 
     options, args = parser.parse_args(args)
     if not options.output:
@@ -50,6 +53,7 @@ def doc_main(args):
         extra_include_dirs = [os.path.join(top_srcdir, 'gir'), top_builddir]
     else:
         extra_include_dirs = []
+    extra_include_dirs.extend(options.include_paths)
     transformer = Transformer.parse_from_gir(args[1], extra_include_dirs)
 
     writer = DocWriter(transformer, options.language)