submodule--helper: show usage for "-h"
authorJeff King <peff@peff.net>
Tue, 30 May 2017 05:16:50 +0000 (01:16 -0400)
committerJunio C Hamano <gitster@pobox.com>
Tue, 30 May 2017 05:45:04 +0000 (14:45 +0900)
Normal users shouldn't ever call submodule--helper, but it
doesn't hurt to give them a normal usage message if they try
"-h".

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
No differences found