Introduce usagef() that takes a printf-style format

diff --git a/builtin-bisect--helper.c b/builtin-bisect--helper.c
index cb3e15511611240cbc3ea53a1a591fdee19ba0b9..5b226399e1c30b23a7b5d226a3f45efe9dbedf45 100644 (file)
--- a/builtin-bisect--helper.c
+++ b/builtin-bisect--helper.c
@@ -17,7 +17,8 @@ int cmd_bisect__helper(int argc, const char **argv, const char *prefix)
                OPT_END()
        };
 
-       argc = parse_options(argc, argv, options, git_bisect_helper_usage, 0);
+       argc = parse_options(argc, argv, prefix, options,
+                            git_bisect_helper_usage, 0);
 
        if (!next_all)
                usage_with_options(git_bisect_helper_usage, options);