check-ref-format: update usage string

'git check-ref-format' has learned --branch and --print options
since the usage string was last updated.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin-check-ref-format.c b/builtin-check-ref-format.c
index f9381e07eaeda673e91ef6250eca4027c5ba0278..96382e34477263275c8d1f3628e3db4755042a06 100644 (file)
--- a/builtin-check-ref-format.c
+++ b/builtin-check-ref-format.c
@@ -7,6 +7,10 @@
 #include "builtin.h"
 #include "strbuf.h"
 
+static const char builtin_check_ref_format_usage[] =
+"git check-ref-format [--print] <refname>\n"
+"   or: git check-ref-format --branch <branchname-shorthand>";
+
 int cmd_check_ref_format(int argc, const char **argv, const char *prefix)
 {
        if (argc == 3 && !strcmp(argv[1], "--branch")) {
@@ -18,6 +22,6 @@ int cmd_check_ref_format(int argc, const char **argv, const char *prefix)
                exit(0);
        }
        if (argc != 2)
-               usage("git check-ref-format refname");
+               usage(builtin_check_ref_format_usage);
        return !!check_ref_format(argv[1]);
 }