basename: do not use argc

function                                             old     new   delta
basename_main                                        153     148      -5

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/coreutils/basename.c b/coreutils/basename.c
index 481cdcee9..566aeebda 100644
--- a/coreutils/basename.c
+++ b/coreutils/basename.c
@@ -47,25 +47,24 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int basename_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int basename_main(int argc, char **argv)
+int basename_main(int argc UNUSED_PARAM, char **argv)
 {
         size_t m, n;
         char *s;
 
         if (argv[1] && strcmp(argv[1], "--") == 0) {
                 argv++;
-                argc--;
         }
-
-        if ((unsigned)(argc-2) >= 2) {
+        if (!argv[1])
                 bb_show_usage();
-        }
 
         /* It should strip slash: /abc/def/ -> def */
         s = bb_get_last_path_component_strip(*++argv);
 
         m = strlen(s);
         if (*++argv) {
+                if (argv[1])
+                        bb_show_usage();
                 n = strlen(*argv);
                 if ((m > n) && (strcmp(s+m-n, *argv) == 0)) {
                         m -= n;