[PATCH] format-patch: print format-patch usage if there are no arguments

From

Alexander Kuleshov <kuleshovmail@gmail.com>

Date

Jan 13, 2015, 17:54 UTC

Message-ID

<1421171662-12164-1-git-send-email-kuleshovmail@gmail.com>

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
---
 builtin/log.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/builtin/log.c b/builtin/log.c
index ad3cfd8..4431b50 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -1246,6 +1246,10 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
 		OPT_END()
 	};
 
+	/* We need at least one revision */
+	if (argc == 1)
+		usage_with_options(builtin_format_patch_usage, builtin_format_patch_options);
+
 	extra_hdr.strdup_strings = 1;
 	extra_to.strdup_strings = 1;
 	extra_cc.strdup_strings = 1;

-- 
2.3.0.rc0.239.g0ae1f56.dirty