/* vi: set sw=4 ts=4: */
/*
- * Mini usleep implementation for busybox
+ * usleep implementation for busybox
*
+ * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
- * Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>.
- *
- * 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
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
-/* getopt not needed */
+/* BB_AUDIT SUSv3 N/A -- Apparently a busybox extension. */
-#include <stdlib.h>
-#include <unistd.h>
-#include "busybox.h"
+#include "libbb.h"
-extern int usleep_main(int argc, char **argv)
+/* This is a NOFORK applet. Be very careful! */
+
+int usleep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int usleep_main(int argc UNUSED_PARAM, char **argv)
{
- if ((argc < 2) || (**(argv + 1) == '-')) {
- show_usage();
+ if (!argv[1]) {
+ bb_show_usage();
+ }
+
+ if (usleep(xatou(argv[1]))) {
+ bb_perror_nomsg_and_die();
}
- usleep(atoi(*(++argv))); /* return void */
return EXIT_SUCCESS;
}