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sbase/sleep.c
2013-10-07 16:44:22 +01:00

31 lines
416 B
C

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