post-receive-email example hook: detect rewind-only updates and output sensible message
commit024e5b31af6f06d39542ab1a44de358d7734388b
authorAndy Parkins <andyparkins@gmail.com>
Thu, 26 Apr 2007 21:36:24 +0000 (26 22:36 +0100)
committerJunio C Hamano <junkio@cox.net>
Fri, 27 Apr 2007 03:59:49 +0000 (26 20:59 -0700)
tree77847ad5d6b88701f40d583f75173c39ca33d261
parent8e404f82abdfd912ad43c6fae7c218ff75a5d122
post-receive-email example hook: detect rewind-only updates and output sensible message

Sometimes a non-fast-forward update doesn't add new commits, it merely
removes old commits.  This patch adds support for detecting that and
outputting a more correct message.

Signed-off-by: Andy Parkins <andyparkins@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
contrib/hooks/post-receive-email