[library-web] [gnomedocbook] make sure $(NULL) doesn't get added as a language

[Frederic Peters <fpeters src gnome org>]

commit 367d5d959f13dba8998b54f42740c5ccf00711d6
Author: Frédéric Péters <fpeters 0d be>
Date:   Sat Aug 15 00:00:30 2009 +0200

    [gnomedocbook] make sure $(NULL) doesn't get added as a language

 src/modtypes/gnomedocbook.py |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/modtypes/gnomedocbook.py b/src/modtypes/gnomedocbook.py
index 1625188..149f781 100644
--- a/src/modtypes/gnomedocbook.py
+++ b/src/modtypes/gnomedocbook.py
@@ -92,6 +92,8 @@ class GnomeDocbookModule(DocModule):
                     self.makefile_am)[0].split()
             if not 'en' in doc_linguas:
                 doc_linguas.append('en')
+            if '$(NULL)' in doc_linguas:
+                doc_linguas.remove('$(NULL)')
         except IndexError:
             doc_linguas = ['en']