xref: /csrg-svn/bin/sleep/sleep.c (revision 47834)
134660Sbostic /*
234660Sbostic  * Copyright (c) 1988 Regents of the University of California.
334660Sbostic  * All rights reserved.
434660Sbostic  *
542542Sbostic  * %sccs.include.redist.c%
634660Sbostic  */
734660Sbostic 
834660Sbostic #ifndef lint
934660Sbostic char copyright[] =
1034660Sbostic "@(#) Copyright (c) 1988 Regents of the University of California.\n\
1134660Sbostic  All rights reserved.\n";
1234660Sbostic #endif /* not lint */
1334660Sbostic 
1434660Sbostic #ifndef lint
15*47834Sbostic static char sccsid[] = "@(#)sleep.c	5.5 (Berkeley) 04/08/91";
1634660Sbostic #endif /* not lint */
1734660Sbostic 
18*47834Sbostic #include <unistd.h>
1934660Sbostic #include <stdio.h>
20*47834Sbostic #include <stdlib.h>
2134660Sbostic 
221093Sbill main(argc, argv)
2334660Sbostic 	int argc;
2434660Sbostic 	char **argv;
251093Sbill {
2634660Sbostic 	int secs;
271093Sbill 
2834660Sbostic 	if (argc != 2) {
29*47834Sbostic 		(void)fprintf(stderr, "usage: sleep time\n");
3034660Sbostic 		exit(1);
311093Sbill 	}
3234660Sbostic 	if ((secs = atoi(argv[1])) > 0)
3334660Sbostic 		(void)sleep(secs);
3434660Sbostic 	exit(0);
351093Sbill }
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