X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=checkout-cache.c;h=d6c4ff104259789d1e0ed812a0d90394e3c332dd;hb=0b124bb4bf8eafae8a4eae9c1fc44bf63da2e62e;hp=82ddbe412ab6c0b374982fed5cdf8fb41c352770;hpb=85c1f337be49eaa9a22e42a1c9958deef5ab57c3;p=git.git

diff --git a/checkout-cache.c b/checkout-cache.c
index 82ddbe41..d6c4ff10 100644
--- a/checkout-cache.c
+++ b/checkout-cache.c
@@ -75,6 +75,9 @@ static int checkout_all(void)
 	return 0;
 }
 
+static const char *checkout_cache_usage =
+"git-checkout-cache [-u] [-q] [-a] [-f] [-n] [--prefix=<string>] [--] <file>...";
+
 int main(int argc, char **argv)
 {
 	int i, force_filename = 0;
@@ -123,6 +126,8 @@ int main(int argc, char **argv)
 				state.base_dir_len = strlen(state.base_dir);
 				continue;
 			}
+			if (arg[0] == '-')
+				usage(checkout_cache_usage);
 		}
 		if (state.base_dir_len) {
 			/* when --prefix is specified we do not