help.c: guard config parser from value=NULL
commitb51b2bb4c3da805727fd43219e3f817475ae52d3
authorJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 18:56:26 +0000 (11 10:56 -0800)
committerJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 21:11:37 +0000 (11 13:11 -0800)
treed181005eec3faa42ef491b8ebf74e9e2e43e780d
parente08404a82d19a60fd60822e8c0d95dd5629e0809
help.c: guard config parser from value=NULL

help.format configuration expects a string value

Signed-off-by: Junio C Hamano <gitster@pobox.com>
help.c