Function show_date

date.c:288–370

}

const char *show_date(timestamp_t time, int tz, struct date_mode mode)
{
	struct tm *tm;
	struct tm tmbuf = { 0 };
	struct tm human_tm = { 0 };
	int human_tz = -1;
	static struct strbuf timebuf = STRBUF_INIT;

	if (mode.type == DATE_UNIX) {
		strbuf_reset(&timebuf);
		strbuf_addf(&timebuf, "%"PRItime, time);
		return timebuf.buf;
	}

	if (mode.type == DATE_HUMAN) {
		struct timeval now;

		get_time(&now);

		/* Fill in the data for "current time" in human_tz and human_tm */
		human_tz = local_time_tzoffset(now.tv_sec, &human_tm);
	}

	if (mode.local)
		tz = local_tzoffset(time);

	if (mode.type == DATE_RAW) {
		strbuf_reset(&timebuf);
		strbuf_addf(&timebuf, "%"PRItime" %+05d", time, tz);
		return timebuf.buf;
	}

	if (mode.type == DATE_RELATIVE) {
		strbuf_reset(&timebuf);
		show_date_relative(time, &timebuf);
		return timebuf.buf;
	}

	if (mode.local)
		tm = time_to_tm_local(time, &tmbuf);
	else
		tm = time_to_tm(time, tz, &tmbuf);
	if (!tm) {
		tm = time_to_tm(0, 0, &tmbuf);
		tz = 0;
	}

	strbuf_reset(&timebuf);
	if (mode.type == DATE_SHORT)
		strbuf_addf(&timebuf, "%04d-%02d-%02d", tm->tm_year + 1900,
				tm->tm_mon + 1, tm->tm_mday);
	else if (mode.type == DATE_ISO8601)
		strbuf_addf(&timebuf, "%04d-%02d-%02d %02d:%02d:%02d %+05d",
				tm->tm_year + 1900,
				tm->tm_mon + 1,
				tm->tm_mday,
				tm->tm_hour, tm->tm_min, tm->tm_sec,
				tz);