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#!/usr/bin/perl -w
# Copyright (c) 2008-2026 Sullivan Beck.  All rights reserved.
# This program is free software; you can redistribute it and/or modify it
# under the same terms as Perl itself.

# We will assign a default time zone based on the date, $isdst, and the
# offset if we have that information, but not the time zone. Here are the
# order we will check the zones.
#
# Offset  ISDST=0              ISDST=1
#   12
#   11
#   10
#    9
#    8
#    7
#    6
#    5
#    4
#    3                         EET
#    2    EET                  CET
#    1    CET                  WET
#    0    WET                  Atlantic/Azores
#   -1    Atlantic/Azores
#   -2                         America/Sao_Paulo
#   -3    America/Sao_Paulo    America/Halifax
#   -4    America/Halifax      America/New_York
#   -5    America/New_York     America/Chicago
#   -6    America/Chicago      America/Denver
#   -7    America/Denver       America/Los_Angeles
#   -8    America/Los_Angeles  America/Juneau
#   -9    America/Juneau
#  -10    Pacific/Honolulu
#  -11
#  -12

$def_off{0} = {
               '+00:00:00' => [ 'Europe/Lisbon' => 'Europe/London' ],
               '+00:06:04' => 'Europe/Andorra',
               '+00:09:21' => 'Europe/Paris',
               '+00:12:12' => 'Africa/Algiers',
               '+00:13:35' => 'Africa/Lagos',
               '+00:17:30' => 'Europe/Brussels',
               '+00:26:56' => 'Africa/Sao_Tome',
               '+00:29:46' => 'Europe/Zurich',
               '+00:30:00' => 'Africa/Lagos',
               '+00:34:08' => 'Europe/Zurich',
               '+00:40:44' => 'Africa/Tunis',
               '+00:49:56' => 'Europe/Rome',
               '+00:52:44' => 'Africa/Tripoli',
               '+00:53:28' => 'Europe/Berlin',
               '+00:57:44' => 'Europe/Prague',
               '+00:58:04' => 'Europe/Malta',
               '+01:00:00' => [ 'Europe/Brussels' => 'Europe/Belgrade' ],
               '+01:00:12' => 'Africa/Ndjamena',
               '+01:05:21' => 'Europe/Vienna',
               '+01:08:24' => 'Africa/Windhoek',
               '+01:16:20' => 'Europe/Budapest',
               '+01:19:20' => 'Europe/Tirane',
               '+01:22:00' => 'Europe/Kaliningrad',
               '+01:24:00' => 'Europe/Vilnius',
               '+01:30:00' => 'Africa/Johannesburg',
               '+01:33:16' => 'Europe/Sofia',
               '+01:34:52' => 'Europe/Athens',
               '+01:35:36' => 'Europe/Vilnius',
               '+01:36:34' => 'Europe/Riga',
               '+01:39:00' => 'Europe/Tallinn',
               '+01:39:49' => 'Europe/Helsinki',
               '+01:41:16' => 'Europe/Vilnius',
               '+01:44:24' => 'Europe/Bucharest',
               '+01:50:00' => 'Europe/Minsk',
               '+01:50:16' => 'Europe/Minsk',
               '+01:52:00' => 'Africa/Johannesburg',
               '+01:55:00' => 'Europe/Chisinau',
               '+01:55:20' => 'Europe/Chisinau',
               '+01:55:52' => 'Europe/Istanbul',
               '+01:56:56' => 'Europe/Istanbul',
               '+02:00:00' => [ 'Europe/Athens' => 'Asia/Beirut' ],
               '+02:02:04' => 'Europe/Kyiv',
               '+02:05:09' => 'Africa/Cairo',
               '+02:06:28' => 'Africa/Juba',
               '+02:10:08' => 'Africa/Khartoum',