check_help_option(): a helper for early check of "-h" optionjc/wip-check-help-option

As "show help when we get '-h' as the only option." often appears,
let's give an easy helper to call for these call sites.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/builtin/am.c b/builtin/am.c
index 0f63dcab16..754200a8e3 100644
--- a/builtin/am.c
+++ b/builtin/am.c
@@ -2311,6 +2311,8 @@ int cmd_am(int argc, const char **argv, const char *prefix)
 		OPT_END()
 	};
 
+	check_help_option(argc, argv, usage, options);
+
 	git_config(git_am_config, NULL);
 
 	am_state_init(&state);