[jhbuild] [tarball] don't fail on incorrect hash attribute

[Frederic Peters <fpeters src gnome org>]

commit 4dc8141a302bc73b188f9389a50636027123bbe7
Author: Frédéric Péters <fpeters 0d be>
Date:   Wed Jul 29 11:29:20 2009 +0200

    [tarball] don't fail on incorrect hash attribute

 jhbuild/versioncontrol/tarball.py |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/jhbuild/versioncontrol/tarball.py b/jhbuild/versioncontrol/tarball.py
index dc85d62..ae4ab22 100644
--- a/jhbuild/versioncontrol/tarball.py
+++ b/jhbuild/versioncontrol/tarball.py
@@ -167,7 +167,11 @@ class TarballBranch(Branch):
                         _('downloaded file size is incorrect (expected %(size1)d, got %(size2)d)')
                                       % {'size1':self.source_size, 'size2':local_size})
         if self.source_hash is not None:
-            algo, hash = self.source_hash.split(':')
+            try:
+                algo, hash = self.source_hash.split(':')
+            except ValueError:
+                logging.warning(_('invalid hash attribute on module %s') % self.module)
+                return
             if hasattr(hashlib, algo):
                 local_hash = getattr(hashlib, algo)()