/*
* Mini dirname implementation for busybox
*
- * Copyright (C) 2000 by Lineo, inc.
- * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
-#include "internal.h"
+
+/* BB_AUDIT SUSv3 compliant */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/dirname.html */
+
#include <stdio.h>
+#include <stdlib.h>
+#include "busybox.h"
-extern int dirname_main(int argc, char **argv)
+int dirname_main(int argc, char **argv)
{
- char* s;
-
- if ((argc < 2) || (**(argv + 1) == '-')) {
- usage("dirname [file ...]\n");
+ if (argc != 2) {
+ bb_show_usage();
}
- argv++;
- s=*argv+strlen(*argv)-1;
- while (s && *s == '/') {
- *s = '\0';
- s=*argv+strlen(*argv)-1;
- }
- s = strrchr(*argv, '/');
- if (s && *s)
- *s = '\0';
- printf("%s\n", (s)? *argv : ".");
- exit(TRUE);
+ puts(dirname(argv[1]));
+
+ bb_fflush_stdout_and_exit(EXIT_SUCCESS);
}