[PATCH] clone: detect extra arguments

If git clone is given more than two non-option arguments, it
silently throws away all but the first one.  Complain instead.

Discovered by comparing the new builtin clone to the old
git-clone.sh.

Signed-off-by: Jonathan Nieder <redacted>
---
 builtin-clone.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/builtin-clone.c b/builtin-clone.c
index 5762a6f..76ad581 100644
--- a/builtin-clone.c
+++ b/builtin-clone.c

@@ -377,6 +377,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 	argc = parse_options(argc, argv, prefix, builtin_clone_options,
 			     builtin_clone_usage, 0);
 
+	if (argc > 2)
+		die("Too many arguments.");
+
 	if (argc == 0)
 		die("You must specify a repository to clone.");
 

-- 
1.6.5.2