/* 
 *  Author: Chris Lord <chris@openedhand.com>
 *
 *  Copyright (c) 2007 OpenedHand Ltd - http://www.openedhand.com/
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 */

#include <glib.h>
#include <libical/ical.h>

/* List ical time-zones. Compile with:
 * gcc -o lstz lstz.c `pkg-config --cflags --libs glib-2.0 libecal-1.2` -Wall
 */

int
main (int argc, char **argv)
{
	gint i;
	icaltimetype today = icaltime_today ();
	icalarray *builtin = icaltimezone_get_builtin_timezones ();
	for (i = 0; i < builtin->num_elements; i++) {
		icaltimezone *zone = (icaltimezone *)icalarray_element_at (
			builtin, i);
		gchar *zone_tz;
		gdouble offset = ((gdouble)icaltimezone_get_utc_offset (
			zone, &today, NULL)/60.0)/60.0;
		zone_tz = icaltimezone_get_tznames (zone);

		g_print ("%s (%s, +%lf)\n",
			icaltimezone_get_display_name (zone),
			icaltimezone_get_tznames (zone),
			offset);
	}

	return 0;
}