openSUSE/obs-build — pull request #16 by e9925248 (2012-06-17 15:39:20+00:00)
Title: Prevent debtransform from generating invalid patches

debtransform does not handle adding empty files correctly:
http://lists.opensuse.org/opensuse-buildservice/2012-06/msg00094.html

dpkg-buildpackage (as well as diff) skip such files, so align the debtransform behaviour