k9core

Coreutils for *nix operating systems [fork]
git clone git://bvnf.space/k9core.git
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sleep.c (333B)

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#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

int
main(int argc, char *argv[])
{
	if(argc == 1) {
		fprintf(stderr, "usage: sleep time\n");
		return 1;
	}
	if(usleep(atof(argv[1]) * 1000000) == -1) {
		fprintf(stderr, "sleep: %s\n", strerror(errno));
		return 1;
	}

	return 0;
}