git p4: Ignore P4EDITOR if it is empty
commitf95ceaf04aa304cff1bf0bc76e8fed3fea5d0484
authorLuke Diamand <luke@diamand.org>
Tue, 24 Apr 2012 08:33:21 +0000 (24 09:33 +0100)
committerJunio C Hamano <gitster@pobox.com>
Tue, 24 Apr 2012 21:22:21 +0000 (24 14:22 -0700)
treeb8a0d788236d31b81c50fae4df96cefc1e6c9a7c
parent1e3e7180a1bc0c7af7ad8ccaa45467f6ee92f2bd
git p4: Ignore P4EDITOR if it is empty

p4 itself treats an empty value for P4EDITOR as the same as
having P4EDITOR unset. Do the same for "git p4".

Signed-off-by: Luke Diamand <luke@diamand.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-p4.py