Branch: Tag:

2018-09-05

2018-09-05 10:10:57 by Henrik Grubbström (Grubba) <grubba@grubba.org>

Cpp: Break circular references via "magic" macros.

6:   # tz@iana.org for general use in the future). For more, please see   # the file CONTRIBUTING in the tz distribution.    - # From Paul Eggert (2017-04-09): + # From Paul Eggert (2017-02-20):   #   # Unless otherwise specified, the source for data through 1990 is:   # Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
52:   # cannot now come up with solid citations.   #   # I invented the following abbreviations; corrections are welcome! - # +02 WAST West Africa Summer Time (no longer used) + # +02 WAST West Africa Summer Time   # +03 CAST Central Africa Summer Time (no longer used)   # +03 SAST South Africa Summer Time (no longer used)   # +03 EAT East Africa Time
115:      # Cape Verde / Cabo Verde   # - # From Paul Eggert (2018-02-16): +    # Shanks gives 1907 for the transition to +02. - # For now, ignore that and follow the 1911-05-26 Portuguese decree - # (see Europe/Lisbon). + # Perhaps the 1911-05-26 Portuguese decree + # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf + # merely made it official?   #   # Zone NAME GMTOFF RULES FORMAT [UNTIL] - Zone Atlantic/Cape_Verde -1:34:04 - LMT 1912 Jan 01 2:00u # Praia + Zone Atlantic/Cape_Verde -1:34:04 - LMT 1907 # Praia    -2:00 - -02 1942 Sep    -2:00 1:00 -01 1945 Oct 15    -2:00 - -02 1975 Nov 25 2:00
158:   Link Africa/Abidjan Africa/Lome # Togo   Link Africa/Abidjan Africa/Nouakchott # Mauritania   Link Africa/Abidjan Africa/Ouagadougou # Burkina Faso + Link Africa/Abidjan Africa/Sao_Tome # São Tomé and Príncipe   Link Africa/Abidjan Atlantic/St_Helena # St Helena      # Djibouti
370:   # See Africa/Abidjan.      # Ghana -  - # From Paul Eggert (2018-01-30): - # Whitman says DST was observed from 1931 to "the present"; - # Shanks & Pottenger say 1936 to 1942 with 20 minutes of DST, - # with transitions on 09-01 and 12-31 at 00:00. - # Page 33 of Parish GCB, Colonial Reports - Annual. No. 1066. Gold - # Coast. Report for 1919. (March 1921), OCLC 784024077 - # http://libsysdigi.library.illinois.edu/ilharvest/africana/books2011-05/5530214/5530214_1919/5530214_1919_opt.pdf - # lists the Determination of the Time Ordinance, 1919, No. 18, - # "to advance the time observed locally by the space of twenty minutes - # during the last four months of each year; the object in view being - # to extend during those months the period of daylight-time available - # for evening recreation after office hours." - # Vanessa Ogle, The Global Transformation of Time, 1870-1950 (2015), p 33, - # writes "In 1919, the Gold Coast (Ghana as of 1957) made Greenwich - # time its legal time and simultaneously legalized a summer time of - # UTC - 00:20 minutes from March to October."; a footnote lists - # the ordinance as being dated 1919-11-24. - # The Crown Colonist, Volume 12 (1942), p 176, says "the Government - # intend advancing Gold Coast time half an hour ahead of G.M.T. - # The actual date of the alteration has not yet been announced." - # These sources are incomplete and contradictory. Possibly what is - # now Ghana observed different DST regimes in different years. For - # lack of better info, use Shanks except treat the minus sign as a - # typo, and assume DST started in 1920 not 1936. +    # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S - Rule Ghana 1920 1942 - Sep 1 0:00 0:20 - - Rule Ghana 1920 1942 - Dec 31 0:00 0 - + # Whitman says DST was observed from 1931 to "the present"; + # Shanks & Pottenger say 1936 to 1942; + # and September 1 to January 1 is given by: + # Scott Keltie J, Epstein M (eds), The Statesman's Year-Book, + # 57th ed. Macmillan, London (1920), OCLC 609408015, pp xxviii. + # For lack of better info, assume DST was observed from 1920 to 1942. + Rule Ghana 1920 1942 - Sep 1 0:00 0:20 GHST + Rule Ghana 1920 1942 - Dec 31 0:00 0 GMT   # Zone NAME GMTOFF RULES FORMAT [UNTIL]   Zone Africa/Accra -0:00:52 - LMT 1918    0:00 Ghana GMT/+0020
407:      # Guinea-Bissau   # - # From Paul Eggert (2018-02-16): +    # Shanks gives 1911-05-26 for the transition to WAT,   # evidently confusing the date of the Portuguese decree - # (see Europe/Lisbon) with the date that it took effect. + # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf + # with the date that it took effect, namely 1912-01-01.   #   # Zone NAME GMTOFF RULES FORMAT [UNTIL] - Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1 1:00u + Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1    -1:00 - -01 1975    0:00 - GMT   
443:   #   # The Nautical Almanac for the Year 1970, p 264, is the source for -0:44:30.   # - # In 1972 Liberia was the last country to switch from a UT offset + # In 1972 Liberia was the last country to switch from a UTC offset   # that was not a multiple of 15 or 20 minutes. The 1972 change was on   # 1972-01-07, according to an entry dated 1972-01-04 on p 330 of:   # Presidential Papers: First year of the administration of
609:   # at 2am (or 02:00) local time..."      # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S - Rule Mauritius 1982 only - Oct 10 0:00 1:00 - + Rule Mauritius 1982 only - Oct 10 0:00 1:00 S   Rule Mauritius 1983 only - Mar 21 0:00 0 - - Rule Mauritius 2008 only - Oct lastSun 2:00 1:00 - + Rule Mauritius 2008 only - Oct lastSun 2:00 1:00 S   Rule Mauritius 2009 only - Mar lastSun 2:00 0 -   # Zone NAME GMTOFF RULES FORMAT [UNTIL]   Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis
967:   # commence at OOhOO on Monday 21 March 1994 and shall end at 02h00 on   # Sunday 4 September 1994.    - # From Michael Deckers (2017-04-06): - # ... both summer and winter time are called "standard" - # (which differs from the use in Ireland) ... -  +    # From Petronella Sibeene (2007-03-30):   # http://allafrica.com/stories/200703300178.html   # While the entire country changes its time, Katima Mulilo and other
996:   # the same time they would normally start DST, the first Sunday in September:   # https://www.timeanddate.com/news/time/namibia-new-time-zone.html    - # From Paul Eggert (2017-04-09): - # Before the change, summer and winter time were both standard time legally. - # However in common parlance, winter time was considered to be DST. See, e.g.: - # http://www.nbc.na/news/namibias-winter-time-could-be-scrapped.2706 - # https://zone.my.na/news/times-are-changing-in-namibia - # https://www.newera.com.na/2017/02/23/namibias-winter-time-might-be-repealed/ - # Use plain "WAT" and "CAT" for the time zone abbreviations, to be compatible - # with Namibia's neighbors. -  +    # RULE NAME FROM TO TYPE IN ON AT SAVE LETTER/S - # Vanguard section, for zic and other parsers that support negative DST. - Rule Namibia 1994 only - Mar 21 0:00 -1:00 WAT - Rule Namibia 1994 2017 - Sep Sun>=1 2:00 0 CAT - Rule Namibia 1995 2017 - Apr Sun>=1 2:00 -1:00 WAT - # Rearguard section, for parsers that do not support negative DST. - #Rule Namibia 1994 only - Mar 21 0:00 0 WAT - #Rule Namibia 1994 2017 - Sep Sun>=1 2:00 1:00 CAT - #Rule Namibia 1995 2017 - Apr Sun>=1 2:00 0 WAT - # End of rearguard section. -  + Rule Namibia 1994 only - Mar 21 0:00 0 - + Rule Namibia 1994 2016 - Sep Sun>=1 2:00 1:00 S + Rule Namibia 1995 2017 - Apr Sun>=1 2:00 0 -   # Zone NAME GMTOFF RULES FORMAT [UNTIL]   Zone Africa/Windhoek 1:08:24 - LMT 1892 Feb 8    1:30 - +0130 1903 Mar    2:00 - SAST 1942 Sep 20 2:00    2:00 1:00 SAST 1943 Mar 21 2:00    2:00 - SAST 1990 Mar 21 # independence - # Vanguard section, for zic and other parsers that support negative DST. -  2:00 Namibia %s - # Rearguard section, for parsers that do not support negative DST. - # 2:00 - CAT 1994 Mar 21 0:00 - # From Paul Eggert (2017-04-07): - # The official date of the 2017 rule change was 2017-10-24. See: - # http://www.lac.org.na/laws/annoSTAT/Namibian%20Time%20Act%209%20of%202017.pdf - # 1:00 Namibia %s 2017 Oct 24 - # 2:00 - CAT - # End of rearguard section. +  2:00 - CAT 1994 Mar 21 0:00 +  1:00 Namibia WA%sT 2017 Sep 3 2:00 +  2:00 - CAT      # Niger   # See Africa/Lagos.
1082:   # Inaccessible, Nightingale: uninhabited      # São Tomé and Príncipe -  - # See Europe/Lisbon for info about the 1912 transition. -  - # From Steffen Thorsen (2018-01-08): - # Multiple sources tell that São Tomé changed from UTC to UTC+1 as - # they entered the year 2018. - # From Michael Deckers (2018-01-08): - # the switch is from 01:00 to 02:00 ... [Decree No. 25/2017] - # http://www.mnec.gov.st/index.php/publicacoes/documentos/file/90-decreto-lei-n-25-2017 -  - Zone Africa/Sao_Tome 0:26:56 - LMT 1884 -  -0:36:45 - LMT 1912 Jan 1 00:00u # Lisbon MT -  0:00 - GMT 2018 Jan 1 01:00 -  1:00 - WAT -  +    # Senegal   # See Africa/Abidjan.