time

#include

#include

#define BUFSIZE 128

int main(void)
{
      time_t cur;
      struct tm *tm;
      char buf[BUFSIZE];

      cur = time(NULL);
      printf("%u\n", (unsigned)cur);

      tm = localtime(&cur);
      printf("y: %d, m: %d, d: %d, h: %d, m: %d, s: %d\n", tm->tm_year, tm->tm_mon, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec);
      printf("%s", asctime(tm));

      strftime(buf, BUFSIZE, "%m-%d %H:%M", tm);
      printf("%s\n", buf);

      return 0;
}