time: don't segfault with no arguments

diff --git a/miscutils/time.c b/miscutils/time.c
index d8b8aa0c5255a08e07d39ed87c608d80a13bd0e7..dbc92d12ff9d128a0478165e681b68b49bdf468b 100644 (file)
--- a/miscutils/time.c
+++ b/miscutils/time.c
@@ -402,6 +402,7 @@ int time_main(int argc UNUSED_PARAM, char **argv)
        const char *output_format = default_format;
        int opt;
 
+       opt_complementary = "-1"; /* at least one arg */
        /* "+": stop on first non-option */
        opt = getopt32(argv, "+vp");
        argv += optind;