- reuse strings and messages. Saves about 600B

[oweals/busybox.git] / coreutils / length.c

diff --git a/coreutils/length.c b/coreutils/length.c
index 4cbe7e17b088b2c105dda17a1036d3d8f3c0e2b0..55fef131b5c3febe917c633aec0d0867d87c532c 100644 (file)
--- a/coreutils/length.c
+++ b/coreutils/length.c
@@ -1,14 +1,19 @@
 /* vi: set sw=4 ts=4: */
-#include "internal.h"
+
+/* BB_AUDIT SUSv3 N/A -- Apparently a busybox (obsolete?) extension. */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
+#include "busybox.h"
 
-extern int length_main(int argc, char **argv)
+int length_main(int argc, char **argv)
 {
-       if (argc != 2 || **(argv + 1) == '-') {
-               usage("length string\n");
+       if ((argc != 2) ||  (**(++argv) == '-')) {
+           bb_show_usage();
        }
-       printf("%lu\n", (long)strlen(argv[1]));
-       return (TRUE);
+
+       bb_printf("%lu\n", (unsigned long)strlen(*argv));
+
+       bb_fflush_stdout_and_exit(EXIT_SUCCESS);
 }