sbase/sleep.c

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/* See LICENSE file for copyright and license details. */
#include <stdlib.h>
#include <unistd.h>
#include "util.h"
int
main(int argc, char *argv[])
{
unsigned int seconds;
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if(getopt(argc, argv, "") != -1)
exit(EXIT_FAILURE);
if(optind != argc-1)
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eprintf("usage: %s seconds\n", argv[0]);
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seconds = strnum(argv[optind], 0);
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while((seconds = sleep(seconds)) > 0)
;
return EXIT_SUCCESS;
}