[PATCH v2] builtin/checkout.c: show usage with options on missing argument 'branch'

From

Ralf Thielow <ralf.thielow@googlemail.com>

Date

May 5, 2011, 17:18 UTC

Message-ID

<1304615890-12840-1-git-send-email-ralf.thielow@googlemail.com>

Show the usage with options for 'checkout' command on missing argument 'branch'.

Signed-off-by: Ralf Thielow <ralf.thielow@googlemail.com>
---
 builtin/checkout.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/builtin/checkout.c b/builtin/checkout.c
index 38632fc..4aa613a 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -1086,5 +1086,10 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
 	if (opts.writeout_stage)
 		die(_("--ours/--theirs is incompatible with switching branches."));
 
+	if (new.name == NULL) {
+		usage_with_options(checkout_usage, options);
+		return 1;
+	}
+
 	return switch_branches(&opts, &new);
 }

-- 
1.7.5.1