-#include "internal.h"
-#include <stdio.h>
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini sleep implementation for busybox
+ *
+ *
+ * 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
+ *
+ */
-const char sleep_usage[] = "sleep seconds\n"
-"\n"
-"\tPause program execution for the given number of seconds.\n";
+#include "busybox.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
-extern int
-sleep_main(struct FileInfo * i, int argc, char * * argv)
+extern int sleep_main(int argc, char **argv)
{
- if ( sleep(atoi(argv[1])) != 0 )
- return -1;
- else
- return 0;
+ if ((argc < 2) || (**(argv + 1) == '-')) {
+ usage(sleep_usage);
+ }
+
+ if (sleep(atoi(*(++argv))) != 0)
+ perror_msg_and_die("sleep");
+ return EXIT_SUCCESS;
}