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/* See LICENSE file for copyright and license details. */
#include <unistd.h>
#include "util.h"
static void
usage(void)
{
eprintf("usage: %s num\n", argv0);
}
int
main(int argc, char *argv[])
{
unsigned seconds;
ARGBEGIN {
default:
usage();
} ARGEND
if (argc != 1)
usage();
seconds = estrtonum(argv[0], 0, UINT_MAX);
while ((seconds = sleep(seconds)) > 0)
;
return 0;
}
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