combine-diff: cleanup.
authorJunio C Hamano <junkio@cox.net>
Thu, 2 Feb 2006 23:17:42 +0000 (15:17 -0800)
committerJunio C Hamano <junkio@cox.net>
Fri, 3 Feb 2006 01:53:26 +0000 (17:53 -0800)
The flag on the surviving lines meant "this parent is not
different" while the parent_map flag on the lost lines meant
"this parent is different", which was confusing. So swap the
meaning of on-bit in the flag. Also more heavily comment the
code.

Signed-off-by: Junio C Hamano <junkio@cox.net>
No differences found