sbase/date.c

34 lines
635 B
C
Raw Normal View History

2011-05-23 18:00:31 +00:00
/* See LICENSE file for copyright and license details. */
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
2011-05-24 00:13:34 +00:00
#include <unistd.h>
2011-05-23 18:00:31 +00:00
#include "util.h"
int
main(int argc, char *argv[])
{
2011-05-25 10:56:04 +00:00
char buf[BUFSIZ], c;
2011-06-10 04:41:40 +00:00
char *fmt = "%c";
2011-05-23 18:00:31 +00:00
struct tm *now = NULL;
time_t t;
t = time(NULL);
2011-05-24 00:13:34 +00:00
while((c = getopt(argc, argv, "d:")) != -1)
switch(c) {
case 'd':
2011-06-10 04:41:40 +00:00
t = strnum(optarg, 0);
2011-05-24 00:13:34 +00:00
break;
default:
exit(EXIT_FAILURE);
}
if(optind < argc && argv[optind][0] == '+')
fmt = &argv[optind][1];
if(!(now = localtime(&t)))
2011-05-23 18:00:31 +00:00
eprintf("localtime failed\n");
strftime(buf, sizeof buf, fmt, now);
puts(buf);
return EXIT_SUCCESS;
}