Support config variable diff.external
authorJohannes Schindelin <Johannes.Schindelin@gmx.de>
Mon, 17 Dec 2007 13:42:20 +0000 (13:42 +0000)
committerJunio C Hamano <gitster@pobox.com>
Tue, 18 Dec 2007 04:49:18 +0000 (20:49 -0800)
commitcbe021004fc8762076bf497cc0b259d110b3a753
treec1569cd758ac38c8b74b09627f9972036d3a424b
parentf029427259c97af9ea98358866e1d28974fa4da5
Support config variable diff.external

We had the diff.external variable in the documentation of the config
file since its conception, but failed to respect it.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff.c