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-rw-r--r--timezone/africa73
-rw-r--r--timezone/antarctica32
-rw-r--r--timezone/asia315
-rw-r--r--timezone/australasia52
-rw-r--r--timezone/backward3
-rw-r--r--timezone/checktab.awk2
-rw-r--r--timezone/europe254
-rw-r--r--timezone/ialloc.c7
-rw-r--r--timezone/iso3166.tab12
-rw-r--r--timezone/northamerica614
-rw-r--r--timezone/private.h83
-rw-r--r--timezone/scheck.c7
-rw-r--r--timezone/southamerica193
-rw-r--r--timezone/tzfile.h23
-rw-r--r--timezone/tzselect.ksh2
-rw-r--r--timezone/zdump.c37
-rw-r--r--timezone/zic.c709
-rw-r--r--timezone/zone.tab43
18 files changed, 784 insertions, 1677 deletions
diff --git a/timezone/africa b/timezone/africa
index d73d340751..29625df934 100644
--- a/timezone/africa
+++ b/timezone/africa
@@ -1,15 +1,15 @@
-# @(#)africa 8.5
+# @(#)africa 8.1
# <pre>
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-03-22):
#
# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -17,8 +17,8 @@
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1990, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
#
# Another source occasionally used is Edward W. Whitman, World Time Differences,
# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
@@ -65,7 +65,7 @@
# Algeria
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Algeria 1916 only - Jun 14 23:00s 1:00 S
-Rule Algeria 1916 1919 - Oct Sun>=1 23:00s 0 -
+Rule Algeria 1916 1919 - Oct Sun<=7 23:00s 0 -
Rule Algeria 1917 only - Mar 24 23:00s 1:00 S
Rule Algeria 1918 only - Mar 9 23:00s 1:00 S
Rule Algeria 1919 only - Mar 1 23:00s 1:00 S
@@ -75,7 +75,7 @@ Rule Algeria 1921 only - Mar 14 23:00s 1:00 S
Rule Algeria 1921 only - Jun 21 23:00s 0 -
Rule Algeria 1939 only - Sep 11 23:00s 1:00 S
Rule Algeria 1939 only - Nov 19 1:00 0 -
-Rule Algeria 1944 1945 - Apr Mon>=1 2:00 1:00 S
+Rule Algeria 1944 1945 - Apr Mon<=7 2:00 1:00 S
Rule Algeria 1944 only - Oct 8 2:00 0 -
Rule Algeria 1945 only - Sep 16 1:00 0 -
Rule Algeria 1971 only - Apr 25 23:00s 1:00 S
@@ -86,8 +86,7 @@ Rule Algeria 1978 only - Mar 24 1:00 1:00 S
Rule Algeria 1978 only - Sep 22 3:00 0 -
Rule Algeria 1980 only - Apr 25 0:00 1:00 S
Rule Algeria 1980 only - Oct 31 2:00 0 -
-# Shanks & Pottenger give 0:09:20 for Paris Mean Time; go with Howse's
-# more precise 0:09:21.
+# Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Algiers 0:12:12 - LMT 1891 Mar 15 0:01
0:09:21 - PMT 1911 Mar 11 # Paris Mean Time
@@ -107,8 +106,7 @@ Zone Africa/Luanda 0:52:56 - LMT 1892
1:00 - WAT
# Benin
-# Whitman says they switched to 1:00 in 1946, not 1934;
-# go with Shanks & Pottenger.
+# Whitman says they switched to 1:00 in 1946, not 1934; go with Shanks.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Porto-Novo 0:10:28 - LMT 1912
0:00 - GMT 1934 Feb 26
@@ -132,7 +130,7 @@ Zone Africa/Bujumbura 1:57:28 - LMT 1890
2:00 - CAT
# Cameroon
-# Whitman says they switched to 1:00 in 1920; go with Shanks & Pottenger.
+# Whitman says they switched to 1:00 in 1920; go with Shanks.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Douala 0:38:48 - LMT 1912
1:00 - WAT
@@ -211,14 +209,7 @@ Rule Egypt 1990 1994 - May 1 1:00 1:00 S
# IATA (after 1990) says transitions are at 0:00.
# Go with IATA starting in 1995, except correct 1995 entry from 09-30 to 09-29.
Rule Egypt 1995 max - Apr lastFri 0:00s 1:00 S
-Rule Egypt 1995 2005 - Sep lastThu 23:00s 0 -
-# From Steffen Thorsen (2006-09-19):
-# The Egyptian Gazette, issue 41,090 (2006-09-18), page 1, reports:
-# Egypt will turn back clocks by one hour at the midnight of Thursday
-# after observing the daylight saving time since May.
-# http://news.gom.com.eg/gazette/pdf/2006/09/18/01.pdf
-Rule Egypt 2006 only - Sep 21 23:00s 0 -
-Rule Egypt 2007 max - Sep lastThu 23:00s 0 -
+Rule Egypt 1995 max - Sep lastThu 23:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Cairo 2:05:00 - LMT 1900 Oct
@@ -238,9 +229,9 @@ Zone Africa/Asmera 2:35:32 - LMT 1870
3:00 - EAT
# Ethiopia
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that Ethiopia had six narrowly-spaced time zones
-# between 1870 and 1890, and that they merged to 38E50 (2:35:20) in 1890.
+# From Paul Eggert (1997-10-05):
+# Shanks writes that Ethiopia had six narrowly-spaced time zones between
+# 1870 and 1890, and that they merged to 38E50 (2:35:20) in 1890.
# We'll guess that 38E50 is for Adis Dera.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Addis_Ababa 2:34:48 - LMT 1870
@@ -261,8 +252,7 @@ Zone Africa/Banjul -1:06:36 - LMT 1912
# Ghana
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Whitman says DST was observed from 1931 to ``the present'';
-# go with Shanks & Pottenger.
+# Whitman says DST was observed from 1931 to ``the present''; go with Shanks.
Rule Ghana 1936 1942 - Sep 1 0:00 0:20 GHST
Rule Ghana 1936 1942 - Dec 31 0:00 0 GMT
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -298,14 +288,13 @@ Zone Africa/Maseru 1:50:00 - LMT 1903 Mar
2:00 - SAST
# Liberia
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2001-07-17):
# In 1972 Liberia was the last country to switch
# from a UTC offset that was not a multiple of 15 or 20 minutes.
# Howse reports that it was in honor of their president's birthday.
-# Shank & Pottenger report the date as May 1, whereas Howse reports Jan;
-# go with Shanks & Pottenger.
-# For Liberia before 1972, Shanks & Pottenger report -0:44, whereas Howse and
-# Whitman each report -0:44:30; go with the more precise figure.
+# Shanks reports the date as May 1, whereas Howse reports Jan; go with Shanks.
+# For Liberia before 1972, Shanks reports -0:44, whereas Howse and Whitman
+# each report -0:44:30; go with the more precise figure.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Monrovia -0:43:08 - LMT 1882
-0:43:08 - MMT 1919 Mar # Monrovia Mean Time
@@ -335,7 +324,7 @@ Zone Africa/Tripoli 0:52:44 - LMT 1920
1:00 Libya CE%sT 1959
2:00 - EET 1982
1:00 Libya CE%sT 1990 May 4
-# The following entries are from Shanks & Pottenger;
+# The following entries are all from Shanks;
# the IATA SSIM data contain some obvious errors.
2:00 - EET 1996 Sep 30
1:00 - CET 1997 Apr 4
@@ -414,8 +403,8 @@ Zone Africa/Maputo 2:10:20 - LMT 1903 Mar
2:00 - CAT
# Namibia
-# The 1994-04-03 transition is from Shanks & Pottenger.
-# Shanks & Pottenger report no DST after 1998-04; go with IATA.
+# The 1994-04-03 transition is from Shanks.
+# Shanks reports no DST after 1998-04; go with IATA.
# RULE NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Namibia 1994 max - Sep Sun>=1 2:00 1:00 S
Rule Namibia 1995 max - Apr Sun>=1 2:00 0 -
@@ -499,7 +488,7 @@ Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria
# Sierra Leone
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Whitman gives Mar 31 - Aug 31 for 1931 on; go with Shanks & Pottenger.
+# Whitman gives Mar 31 - Aug 31 for 1931 on; go with Shanks.
Rule SL 1935 1942 - Jun 1 0:00 0:40 SLST
Rule SL 1935 1942 - Oct 1 0:00 0 WAT
Rule SL 1957 1962 - Jun 1 0:00 1:00 SLST
@@ -568,6 +557,7 @@ Zone Africa/Lome 0:04:52 - LMT 1893
# Tunisia
# From Gwillim Law (2005-04-30):
+#
# My correspondent, Risto Nykanen, has alerted me to another adoption of DST,
# this time in Tunisia. According to Yahoo France News
# <http://fr.news.yahoo.com/050426/5/4dumk.html>, in a story attributed to AP
@@ -581,12 +571,6 @@ Zone Africa/Lome 0:04:52 - LMT 1893
# <http://www.lapresse.tn/archives/archives280405/actualites/lheure.html>
# ... DST for 2005: on: Sun May 1 0h standard time, off: Fri Sept. 30,
# 1h standard time.
-#
-# From Atef Loukil (2006-03-28):
-# The daylight saving time will be the same each year:
-# Beginning : the last Sunday of March at 02:00
-# Ending : the last Sunday of October at 03:00 ...
-# http://www.tap.info.tn/en/index.php?option=com_content&task=view&id=1188&Itemid=50
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Tunisia 1939 only - Apr 15 23:00s 1:00 S
@@ -612,11 +596,8 @@ Rule Tunisia 1989 only - Mar 26 0:00s 1:00 S
Rule Tunisia 1990 only - May 1 0:00s 1:00 S
Rule Tunisia 2005 only - May 1 0:00s 1:00 S
Rule Tunisia 2005 only - Sep 30 1:00s 0 -
-Rule Tunisia 2006 max - Mar lastSun 2:00s 1:00 S
-Rule Tunisia 2006 max - Oct lastSun 2:00s 0 -
-# Shanks & Pottenger give 0:09:20 for Paris Mean Time; go with Howse's
-# more precise 0:09:21.
-# Shanks & Pottenger say the 1911 switch was on Mar 9; go with Howse's Mar 11.
+# Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21.
+# Shanks says the 1911 switch occurred on Mar 9; go with Howse's Mar 11.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Tunis 0:40:44 - LMT 1881 May 12
0:09:21 - PMT 1911 Mar 11 # Paris Mean Time
diff --git a/timezone/antarctica b/timezone/antarctica
index 2584ae4f1d..8a9ea939c9 100644
--- a/timezone/antarctica
+++ b/timezone/antarctica
@@ -1,4 +1,4 @@
-# @(#)antarctica 8.3
+# @(#)antarctica 8.1
# <pre>
# From Paul Eggert (1999-11-15):
@@ -33,27 +33,19 @@ Rule RussAQ 1996 max - Oct lastSun 2:00s 0 -
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule ArgAQ 1964 1966 - Mar 1 0:00 0 -
Rule ArgAQ 1964 1966 - Oct 15 0:00 1:00 S
-Rule ArgAQ 1967 only - Apr 2 0:00 0 -
-Rule ArgAQ 1967 1968 - Oct Sun>=1 0:00 1:00 S
-Rule ArgAQ 1968 1969 - Apr Sun>=1 0:00 0 -
+Rule ArgAQ 1967 only - Apr 1 0:00 0 -
+Rule ArgAQ 1967 1968 - Oct Sun<=7 0:00 1:00 S
+Rule ArgAQ 1968 1969 - Apr Sun<=7 0:00 0 -
Rule ArgAQ 1974 only - Jan 23 0:00 1:00 S
Rule ArgAQ 1974 only - May 1 0:00 0 -
-Rule ChileAQ 1972 1986 - Mar Sun>=9 3:00u 0 -
-Rule ChileAQ 1974 1987 - Oct Sun>=9 4:00u 1:00 S
-Rule ChileAQ 1987 only - Apr 12 3:00u 0 -
-Rule ChileAQ 1988 1989 - Mar Sun>=9 3:00u 0 -
-Rule ChileAQ 1988 only - Oct Sun>=1 4:00u 1:00 S
-Rule ChileAQ 1989 only - Oct Sun>=9 4:00u 1:00 S
-Rule ChileAQ 1990 only - Mar 18 3:00u 0 -
-Rule ChileAQ 1990 only - Sep 16 4:00u 1:00 S
-Rule ChileAQ 1991 1996 - Mar Sun>=9 3:00u 0 -
-Rule ChileAQ 1991 1997 - Oct Sun>=9 4:00u 1:00 S
-Rule ChileAQ 1997 only - Mar 30 3:00u 0 -
-Rule ChileAQ 1998 only - Mar Sun>=9 3:00u 0 -
-Rule ChileAQ 1998 only - Sep 27 4:00u 1:00 S
-Rule ChileAQ 1999 only - Apr 4 3:00u 0 -
-Rule ChileAQ 1999 max - Oct Sun>=9 4:00u 1:00 S
-Rule ChileAQ 2000 max - Mar Sun>=9 3:00u 0 -
+Rule ArgAQ 1974 1976 - Oct Sun<=7 0:00 1:00 S
+Rule ArgAQ 1975 1977 - Apr Sun<=7 0:00 0 -
+Rule ChileAQ 1966 1997 - Oct Sun>=9 0:00 1:00 S
+Rule ChileAQ 1967 1998 - Mar Sun>=9 0:00 0 -
+Rule ChileAQ 1998 only - Sep 27 0:00 1:00 S
+Rule ChileAQ 1999 only - Apr 4 0:00 0 -
+Rule ChileAQ 1999 max - Oct Sun>=9 0:00 1:00 S
+Rule ChileAQ 2000 max - Mar Sun>=9 0:00 0 -
# Argentina - year-round bases
diff --git a/timezone/asia b/timezone/asia
index 04ddc863e7..446cc16e6f 100644
--- a/timezone/asia
+++ b/timezone/asia
@@ -1,15 +1,15 @@
-# @(#)asia 8.8
+# @(#)asia 8.1
# <pre>
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-03-22):
#
# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -17,8 +17,8 @@
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1990, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
#
# Another source occasionally used is Edward W. Whitman, World Time Differences,
# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
@@ -61,7 +61,6 @@
# These rules are stolen from the `europe' file.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule EUAsia 1981 max - Mar lastSun 1:00u 1:00 S
-Rule EUAsia 1979 1995 - Sep lastSun 1:00u 0 -
Rule EUAsia 1996 max - Oct lastSun 1:00u 0 -
Rule E-EurAsia 1981 max - Mar lastSun 0:00 1:00 S
Rule E-EurAsia 1979 1995 - Sep lastSun 0:00 0 -
@@ -83,11 +82,10 @@ Zone Asia/Kabul 4:36:48 - LMT 1890
4:30 - AFT
# Armenia
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger have Yerevan switching to 3:00 (with Russian DST)
-# in spring 1991, then to 4:00 with no DST in fall 1995, then
-# readopting Russian DST in 1997. Go with Shanks & Pottenger, even
-# when they disagree with others. Edgar Der-Danieliantz
+# From Paul Eggert (1999-10-29):
+# Shanks has Yerevan switching to 3:00 (with Russian DST) in spring 1991,
+# then to 4:00 with no DST in fall 1995, then readopting Russian DST in 1997.
+# Go with Shanks, even when he disagrees with others. Edgar Der-Danieliantz
# reported (1996-05-04) that Yerevan probably wouldn't use DST
# in 1996, though it did use DST in 1995. IATA SSIM (1991/1998) reports that
# Armenia switched from 3:00 to 4:00 in 1998 and observed DST after 1991,
@@ -196,15 +194,13 @@ Zone Asia/Phnom_Penh 6:59:40 - LMT 1906 Jun 9
# CHINA 8 H AHEAD OF UTC ALL OF CHINA, INCL TAIWAN
# CHINA 9 H AHEAD OF UTC APR 17 - SEP 10
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that China (except for Hong Kong and Macau)
-# has had a single time zone since 1980 May 1, observing summer DST
-# from 1986 through 1991; this contradicts Devine's
+# From Paul Eggert (1995-12-19):
+# Shanks writes that China has had a single time zone since 1980 May 1,
+# observing summer DST from 1986 through 1991; this contradicts Devine's
# note about Time magazine, though apparently _something_ happened in 1986.
-# Go with Shanks & Pottenger for now. I made up names for the other
-# pre-1980 time zones.
+# Go with Shanks for now. I made up names for the other pre-1980 time zones.
-# From Shanks & Pottenger:
+# From Shanks:
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Shang 1940 only - Jun 3 0:00 1:00 D
Rule Shang 1940 1941 - Oct 1 0:00 0 S
@@ -212,27 +208,14 @@ Rule Shang 1941 only - Mar 16 0:00 1:00 D
Rule PRC 1986 only - May 4 0:00 1:00 D
Rule PRC 1986 1991 - Sep Sun>=11 0:00 0 S
Rule PRC 1987 1991 - Apr Sun>=10 0:00 1:00 D
-
+#
+# Zone NAME GMTOFF RULES FORMAT [UNTIL]
+#
# From Anthony Fok (2001-12-20):
# BTW, I did some research on-line and found some info regarding these five
# historic timezones from some Taiwan websites. And yes, there are official
-# Chinese names for these locales (before 1949).
-#
-# From Jesper Norgaard Welen (2006-07-14):
-# I have investigated the timezones around 1970 on the
-# http://www.astro.com/atlas site [with provinces and county
-# boundaries summarized below].... A few other exceptions were two
-# counties on the Sichuan side of the Xizang-Sichuan border,
-# counties Dege and Baiyu which lies on the Sichuan side and are
-# therefore supposed to be GMT+7, Xizang region being GMT+6, but Dege
-# county is GMT+8 according to astro.com while Baiyu county is GMT+6
-# (could be true), for the moment I am assuming that those two
-# counties are mistakes in the astro.com data.
-
-
-# Zone NAME GMTOFF RULES FORMAT [UNTIL]
+# Chinese names for these locales (before 1949):
# Changbai Time ("Long-white Time", Long-white = Heilongjiang area)
-# Heilongjiang (except Mohe county), Jilin
Zone Asia/Harbin 8:26:44 - LMT 1928 # or Haerbin
8:30 - CHAT 1932 Mar # Changbai Time
8:00 - CST 1940
@@ -240,35 +223,18 @@ Zone Asia/Harbin 8:26:44 - LMT 1928 # or Haerbin
8:30 - CHAT 1980 May
8:00 PRC C%sT
# Zhongyuan Time ("Central plain Time")
-# most of China
Zone Asia/Shanghai 8:05:52 - LMT 1928
8:00 Shang C%sT 1949
8:00 PRC C%sT
# Long-shu Time (probably due to Long and Shu being two names of that area)
-# Guangxi, Guizhou, Hainan, Ningxia, Sichuan, Shaanxi, and Yunnan;
-# most of Gansu; west Inner Mongolia; west Qinghai; and the Guangdong
-# counties Deqing, Enping, Kaiping, Luoding, Taishan, Xinxing,
-# Yangchun, Yangjiang, Yu'nan, and Yunfu.
Zone Asia/Chongqing 7:06:20 - LMT 1928 # or Chungking
7:00 - LONT 1980 May # Long-shu Time
8:00 PRC C%sT
# Xin-zang Time ("Xinjiang-Tibet Time")
-# The Gansu counties Aksay, Anxi, Dunhuang, Subei; west Qinghai;
-# the Guangdong counties Xuwen, Haikang, Suixi, Lianjiang,
-# Zhanjiang, Wuchuan, Huazhou, Gaozhou, Maoming, Dianbai, and Xinyi;
-# east Tibet, including Lhasa, Chamdo, Shigaise, Jimsar, Shawan and Hutubi;
-# east Xinjiang, including Urumqi, Turpan, Karamay, Korla, Minfeng, Jinghe,
-# Wusu, Qiemo, Xinyan, Wulanwusu, Jinghe, Yumin, Tacheng, Tuoli, Emin,
-# Shihezi, Changji, Yanqi, Heshuo, Tuokexun, Tulufan, Shanshan, Hami,
-# Fukang, Kuitun, Kumukuli, Miquan, Qitai, and Turfan.
Zone Asia/Urumqi 5:50:20 - LMT 1928 # or Urumchi
6:00 - URUT 1980 May # Urumqi Time
8:00 PRC C%sT
# Kunlun Time
-# West Tibet, including Pulan, Aheqi, Shufu, Shule;
-# West Xinjiang, including Aksu, Atushi, Yining, Hetian, Cele, Luopu, Nileke,
-# Zhaosu, Tekesi, Gongliu, Chabuchaer, Huocheng, Bole, Pishan, Suiding,
-# and Yarkand.
Zone Asia/Kashgar 5:03:56 - LMT 1928 # or Kashi or Kaxgar
5:30 - KAST 1940 # Kashgar Time
5:00 - KAST 1980 May
@@ -300,7 +266,7 @@ Zone Asia/Hong_Kong 7:36:36 - LMT 1904 Oct 30
# Taiwan
-# Shanks & Pottenger write that Taiwan observed DST during 1945, when it
+# Shanks writes that Taiwan observed DST during 1945, when it
# was still controlled by Japan. This is hard to believe, but we don't
# have any other information.
@@ -457,7 +423,7 @@ Zone Asia/Calcutta 5:53:28 - LMT 1880 # Kolkata
# Indonesia
#
-# From Gwillim Law (2001-05-28), overriding Shanks & Pottenger:
+# From Gwillim Law (2001-05-28), overriding Shanks:
# <http://www.sumatera-inc.com/go_to_invest/about_indonesia.asp#standtime>
# says that Indonesia's time zones changed on 1988-01-01. Looking at some
# time zone maps, I think that must refer to Western Borneo (Kalimantan Barat
@@ -465,7 +431,7 @@ Zone Asia/Calcutta 5:53:28 - LMT 1880 # Kolkata
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Jakarta 7:07:12 - LMT 1867 Aug 10
-# Shanks & Pottenger say the next transition was at 1924 Jan 1 0:13,
+# Shanks says the next transition was at 1924 Jan 1 0:13,
# but this must be a typo.
7:07:12 - JMT 1923 Dec 31 23:47:12 # Jakarta
7:20 - JAVT 1932 Nov # Java Time
@@ -532,8 +498,8 @@ Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov
# leap year calculation involved. There has never been any serious
# plan to change that law....
#
-# From Paul Eggert (2006-03-22):
-# Go with Shanks & Pottenger before Sept. 1991, and with Pournader thereafter.
+# From Paul Eggert (2005-04-05):
+# Go with Shanks before September 1991, and with Pournader thereafter.
# I used Ed Reingold's cal-persia in GNU Emacs 21.2 to check Persian dates,
# stopping after 2037 when 32-bit time_t's overflow.
# That cal-persia used Birashk's approximation, which disagrees with the solar
@@ -553,14 +519,6 @@ Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov
# Reingold's/Dershowitz' calculator gives correctly the Gregorian date
# 2058-03-21 for 1 Farvardin 1437 (astronomical).
#
-# From Paul Eggert (2006-03-22):
-# The above comments about post-2006 transitions may become relevant again,
-# if Iran ever resuscitates DST, so we'll leave the comments in.
-#
-# From Steffen Thorsen (2006-03-22):
-# Several of my users have reported that Iran will not observe DST anymore:
-# http://www.irna.ir/en/news/view/line-17/0603193812164948.htm
-#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Iran 1978 1980 - Mar 21 0:00 1:00 D
Rule Iran 1978 only - Oct 21 0:00 0 S
@@ -579,8 +537,38 @@ Rule Iran 2001 2003 - Mar 22 0:00 1:00 D
Rule Iran 2001 2003 - Sep 22 0:00 0 S
Rule Iran 2004 only - Mar 21 0:00 1:00 D
Rule Iran 2004 only - Sep 21 0:00 0 S
-Rule Iran 2005 only - Mar 22 0:00 1:00 D
-Rule Iran 2005 only - Sep 22 0:00 0 S
+Rule Iran 2005 2007 - Mar 22 0:00 1:00 D
+Rule Iran 2005 2007 - Sep 22 0:00 0 S
+Rule Iran 2008 only - Mar 21 0:00 1:00 D
+Rule Iran 2008 only - Sep 21 0:00 0 S
+Rule Iran 2009 2011 - Mar 22 0:00 1:00 D
+Rule Iran 2009 2011 - Sep 22 0:00 0 S
+Rule Iran 2012 only - Mar 21 0:00 1:00 D
+Rule Iran 2012 only - Sep 21 0:00 0 S
+Rule Iran 2013 2015 - Mar 22 0:00 1:00 D
+Rule Iran 2013 2015 - Sep 22 0:00 0 S
+Rule Iran 2016 only - Mar 21 0:00 1:00 D
+Rule Iran 2016 only - Sep 21 0:00 0 S
+Rule Iran 2017 2019 - Mar 22 0:00 1:00 D
+Rule Iran 2017 2019 - Sep 22 0:00 0 S
+Rule Iran 2020 only - Mar 21 0:00 1:00 D
+Rule Iran 2020 only - Sep 21 0:00 0 S
+Rule Iran 2021 2023 - Mar 22 0:00 1:00 D
+Rule Iran 2021 2023 - Sep 22 0:00 0 S
+Rule Iran 2024 only - Mar 21 0:00 1:00 D
+Rule Iran 2024 only - Sep 21 0:00 0 S
+Rule Iran 2025 2027 - Mar 22 0:00 1:00 D
+Rule Iran 2025 2027 - Sep 22 0:00 0 S
+Rule Iran 2028 2029 - Mar 21 0:00 1:00 D
+Rule Iran 2028 2029 - Sep 21 0:00 0 S
+Rule Iran 2030 2031 - Mar 22 0:00 1:00 D
+Rule Iran 2030 2031 - Sep 22 0:00 0 S
+Rule Iran 2032 2033 - Mar 21 0:00 1:00 D
+Rule Iran 2032 2033 - Sep 21 0:00 0 S
+Rule Iran 2034 2035 - Mar 22 0:00 1:00 D
+Rule Iran 2034 2035 - Sep 22 0:00 0 S
+Rule Iran 2036 2037 - Mar 21 0:00 1:00 D
+Rule Iran 2036 2037 - Sep 21 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Tehran 3:25:44 - LMT 1916
3:25:44 - TMT 1946 # Tehran Mean Time
@@ -613,8 +601,7 @@ Rule Iraq 1984 1985 - Apr 1 0:00 1:00 D
Rule Iraq 1985 1990 - Sep lastSun 1:00s 0 S
Rule Iraq 1986 1990 - Mar lastSun 1:00s 1:00 D
# IATA SSIM (1991/1996) says Apr 1 12:01am UTC; guess the `:01' is a typo.
-# Shanks & Pottenger say Iraq did not observe DST 1992/1997; ignore this.
-#
+# Shanks says Iraq did not observe DST 1992/1997 or 1999 on; ignore this.
Rule Iraq 1991 max - Apr 1 3:00s 1:00 D
Rule Iraq 1991 max - Oct 1 3:00s 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -648,7 +635,7 @@ Zone Asia/Baghdad 2:57:40 - LMT 1890
# high on my favorite-country list (and not only because my wife's
# family is from India).
-# From Shanks & Pottenger:
+# From Shanks:
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Zion 1940 only - Jun 1 0:00 1:00 D
Rule Zion 1942 1944 - Nov 1 0:00 0 S
@@ -887,15 +874,14 @@ Zone Asia/Jerusalem 2:20:56 - LMT 1880
# of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who
# wanted to keep it.)
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that DST in Japan during those years was as follows:
+# Shanks writes that daylight saving in Japan during those years was as follows:
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Japan 1948 only - May Sun>=1 2:00 1:00 D
Rule Japan 1948 1951 - Sep Sat>=8 2:00 0 S
Rule Japan 1949 only - Apr Sun>=1 2:00 1:00 D
Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D
# but the only locations using it (for birth certificates, presumably, since
-# their audience is astrologers) were US military bases. For now, assume
+# Shanks's audience is astrologers) were US military bases. For now, assume
# that for most purposes daylight-saving time was observed; otherwise, what
# would have been the point of the 1951 poll?
@@ -920,9 +906,8 @@ Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D
# I wrote "ordinance" above, but I don't know how to translate.
# In Japanese it's "chokurei", which means ordinance from emperor.
-# Shanks & Pottenger claim JST in use since 1896, and that a few
-# places (e.g. Ishigaki) use +0800; go with Suzuki. Guess that all
-# ordinances took effect on Jan 1.
+# Shanks claims JST in use since 1896, and that a few places (e.g. Ishigaki)
+# use +0800; go with Suzuki. Guess that all ordinances took effect on Jan 1.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u
@@ -953,10 +938,6 @@ Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u
# For Jordan I have received multiple independent user reports every year
# about DST end dates, as the end-rule is different every year.
#
-# From Steffen Thorsen (2006-10-01), after a heads-up from Hilal Malawi:
-# http://www.petranews.gov.jo/nepras/2006/Sep/05/4000.htm
-# "Jordan will switch to winter time on Friday, October 27".
-#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Jordan 1973 only - Jun 6 0:00 1:00 S
Rule Jordan 1973 1975 - Oct 1 0:00 0 -
@@ -983,8 +964,7 @@ Rule Jordan 1999 2002 - Sep lastThu 0:00s 0 -
Rule Jordan 2000 max - Mar lastThu 0:00s 1:00 S
Rule Jordan 2003 only - Oct 24 0:00s 0 -
Rule Jordan 2004 only - Oct 15 0:00s 0 -
-Rule Jordan 2005 only - Sep lastFri 0:00s 0 -
-Rule Jordan 2006 max - Oct lastFri 0:00s 0 -
+Rule Jordan 2005 max - Sep lastFri 0:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Amman 2:23:44 - LMT 1931
2:00 Jordan EE%sT
@@ -999,11 +979,11 @@ Zone Asia/Amman 2:23:44 - LMT 1931
# Guess that Aqtau and Aqtobe diverged in 1995, since that's the first time
# IATA SSIM mentions a third time zone in Kazakhstan.
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2001-10-18):
# German Iofis, ELSI, Almaty (2001-10-09) reports that Kazakhstan uses
# RussiaAsia rules, instead of switching at 00:00 as the IATA has it.
-# Go with Shanks & Pottenger, who have them always using RussiaAsia rules.
-# Also go with the following claims of Shanks & Pottenger:
+# Go with Shanks, who has them always using RussiaAsia rules.
+# Also go with the following claims of Shanks:
#
# - Kazakhstan did not observe DST in 1991.
# - Qyzylorda switched from +5:00 to +6:00 on 1992-01-19 02:00.
@@ -1083,7 +1063,7 @@ Zone Asia/Oral 3:25:24 - LMT 1924 May 2 # or Ural'sk
5:00 - ORAT
# Kyrgyzstan (Kirgizstan)
-# Transitions through 1991 are from Shanks & Pottenger.
+# Transitions through 1991 are from Shanks.
# From Paul Eggert (2005-08-15):
# According to an article dated today in the Kyrgyzstan Development Gateway
@@ -1111,19 +1091,17 @@ Zone Asia/Bishkek 4:58:24 - LMT 1924 May 2
# Korea (North and South)
-# From Annie I. Bang (2006-07-10) in
-# <http://www.koreaherald.co.kr/SITE/data/html_dir/2006/07/10/200607100012.asp>:
-# The Ministry of Commerce, Industry and Energy has already
-# commissioned a research project [to reintroduce DST] and has said
-# the system may begin as early as 2008.... Korea ran a daylight
-# saving program from 1949-61 but stopped it during the 1950-53 Korean War.
+# From Guy Harris:
+# According to someone at the Korean Times in San Francisco,
+# Daylight Savings Time was not observed until 1987. He did not know
+# at what time of day DST starts or ends.
-# From Shanks & Pottenger:
+# From Shanks:
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule ROK 1960 only - May 15 0:00 1:00 D
Rule ROK 1960 only - Sep 13 0:00 0 S
-Rule ROK 1987 1988 - May Sun>=8 0:00 1:00 D
-Rule ROK 1987 1988 - Oct Sun>=8 0:00 0 S
+Rule ROK 1987 1988 - May Sun<=14 0:00 1:00 D
+Rule ROK 1987 1988 - Oct Sun<=14 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Seoul 8:27:52 - LMT 1890
@@ -1206,8 +1184,8 @@ Zone Asia/Kuala_Lumpur 6:46:46 - LMT 1901 Jan 1
7:30 - MALT 1982 Jan 1
8:00 - MYT # Malaysia Time
# Sabah & Sarawak
-# From Paul Eggert (2006-03-22):
-# The data here are mostly from Shanks & Pottenger, but the 1942, 1945 and 1982
+# From Paul Eggert (2003-11-01):
+# The data here are mostly from Shanks, but the 1942, 1945 and 1982
# transition dates are from Mok Ly Yng.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Kuching 7:21:20 - LMT 1926 Mar
@@ -1225,8 +1203,8 @@ Zone Indian/Maldives 4:54:00 - LMT 1880 # Male
# Mongolia
-# Shanks & Pottenger say that Mongolia has three time zones, but
-# usno1995 and the CIA map Standard Time Zones of the World (2005-03)
+# Shanks says that Mongolia has three time zones, but usno1995 and the CIA map
+# Standard Time Zones of the World (1997-01)
# both say that it has just one.
# From Oscar van Vlijmen (1999-12-11):
@@ -1296,19 +1274,11 @@ Zone Indian/Maldives 4:54:00 - LMT 1880 # Male
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mongol 1983 1984 - Apr 1 0:00 1:00 S
Rule Mongol 1983 only - Oct 1 0:00 0 -
-# Shanks & Pottenger and IATA SSIM say 1990s switches occurred at 00:00,
-# but McDow says the 2001 switches occurred at 02:00. Also, IATA SSIM
-# (1996-09) says 1996-10-25. Go with Shanks & Pottenger through 1998.
-#
-# Shanks & Pottenger say that the Sept. 1984 through Sept. 1990 switches
-# in Choibalsan (more precisely, in Dornod and Sukhbaatar) took place
-# at 02:00 standard time, not at 00:00 local time as in the rest of
-# the country. That would be odd, and possibly is a result of their
-# correction of 02:00 (in the previous edition) not being done correctly
-# in the latest edition; so ignore it for now.
-
-Rule Mongol 1985 1998 - Mar lastSun 0:00 1:00 S
-Rule Mongol 1984 1998 - Sep lastSun 0:00 0 -
+# IATA SSIM says 1990s switches occurred at 00:00, but Shanks (1995) lists
+# them at 02:00s, and McDow says the 2001 switches also occurred at 02:00.
+# Also, IATA SSIM (1996-09) says 1996-10-25. Go with Shanks through 1998.
+Rule Mongol 1985 1998 - Mar lastSun 2:00s 1:00 S
+Rule Mongol 1984 1998 - Sep lastSun 2:00s 0 -
# IATA SSIM (1999-09) says Mongolia no longer observes DST.
Rule Mongol 2001 only - Apr lastSat 2:00 1:00 S
Rule Mongol 2001 max - Sep lastSat 2:00 0 -
@@ -1434,8 +1404,8 @@ Zone Asia/Karachi 4:28:12 - LMT 1907
# I guess more info may be available from the PA's web page (if/when they
# have one).
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that Gaza did not observe DST until 1957, but go
+# From Paul Eggert (1998-02-25):
+# Shanks writes that Gaza did not observe DST until 1957, but we'll go
# with Shapir and assume that it observed DST from 1940 through 1947,
# and that it used Jordanian rules starting in 1996.
# We don't yet need a separate entry for the West Bank, since
@@ -1473,23 +1443,6 @@ Zone Asia/Karachi 4:28:12 - LMT 1907
# there is a good chance next year's end date will be around two weeks
# earlier--the same goes for Jordan.
-# From Steffen Thorsen (2006-08-17):
-# I was informed by a user in Bethlehem that in Bethlehem it started the
-# same day as Israel, and after checking with other users in the area, I
-# was informed that they started DST one day after Israel. I was not
-# able to find any authoritative sources at the time, nor details if
-# Gaza changed as well, but presumed Gaza to follow the same rules as
-# the West Bank.
-
-# From Steffen Thorsen (2006-09-26):
-# according to the Palestine News Network (2006-09-19):
-# http://english.pnn.ps/index.php?option=com_content&task=view&id=596&Itemid=5
-# > The Council of Ministers announced that this year its winter schedule
-# > will begin early, as of midnight Thursday. It is also time to turn
-# > back the clocks for winter. Friday will begin an hour late this week.
-# I guess it is likely that next year's date will be moved as well,
-# because of the Ramadan.
-
# The rules for Egypt are stolen from the `africa' file.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule EgyptAsia 1957 only - May 10 0:00 1:00 S
@@ -1499,13 +1452,10 @@ Rule EgyptAsia 1959 1967 - May 1 1:00 1:00 S
Rule EgyptAsia 1959 1965 - Sep 30 3:00 0 -
Rule EgyptAsia 1966 only - Oct 1 3:00 0 -
-Rule Palestine 1999 2005 - Apr Fri>=15 0:00 1:00 S
+Rule Palestine 1999 max - Apr Fri>=15 0:00 1:00 S
Rule Palestine 1999 2003 - Oct Fri>=15 0:00 0 -
Rule Palestine 2004 only - Oct 1 1:00 0 -
-Rule Palestine 2005 only - Oct 4 2:00 0 -
-Rule Palestine 2006 max - Apr 1 0:00 1:00 S
-Rule Palestine 2006 only - Sep 22 0:00 0 -
-Rule Palestine 2007 max - Oct Fri>=15 0:00 0 -
+Rule Palestine 2005 max - Oct 4 2:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Gaza 2:17:52 - LMT 1900 Oct
@@ -1523,21 +1473,7 @@ Zone Asia/Gaza 2:17:52 - LMT 1900 Oct
# Philippines, issued a proclamation announcing that 1844-12-30 was to
# be immediately followed by 1845-01-01. Robert H. van Gent has a
# transcript of the decree in <http://www.phys.uu.nl/~vgent/idl/idl.htm>.
-# The rest of the data are from Shanks & Pottenger.
-
-# From Paul Eggert (2006-04-25):
-# Tomorrow's Manila Standard reports that the Philippines Department of
-# Trade and Industry is considering adopting DST this June when the
-# rainy season begins. See
-# <http://www.manilastandardtoday.com/?page=politics02_april26_2006>.
-# For now, we'll ignore this, since it's not definite and we lack details.
-#
-# From Jesper Norgaard Welen (2006-04-26):
-# ... claims that Philippines had DST last time in 1990:
-# http://story.philippinetimes.com/p.x/ct/9/id/145be20cc6b121c0/cid/3e5bbccc730d258c/
-# [a story dated 2006-04-25 by Cris Larano of Dow Jones Newswires,
-# but no details]
-
+# The rest of this data is from Shanks.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Phil 1936 only - Nov 1 0:00 1:00 S
Rule Phil 1937 only - Feb 1 0:00 0 -
@@ -1597,49 +1533,6 @@ Zone Asia/Singapore 6:55:25 - LMT 1901 Jan 1
# With effect from 12.30 a.m. on 26th October 1996
# Sri Lanka will be six (06) hours ahead of GMT.
-# From Jesper Norgaard Welen (2006-04-14), quoting Sri Lanka News Online
-# <http://news.sinhalaya.com/wmview.php?ArtID=11002> (2006-04-13):
-# 0030 hrs on April 15, 2006 (midnight of April 14, 2006 +30 minutes)
-# at present, become 2400 hours of April 14, 2006 (midnight of April 14, 2006).
-
-# From Peter Apps and Ranga Sirila of Reuters (2006-04-12) in:
-# <http://today.reuters.co.uk/news/newsArticle.aspx?type=scienceNews&storyID=2006-04-12T172228Z_01_COL295762_RTRIDST_0_SCIENCE-SRILANKA-TIME-DC.XML>
-# [The Tamil Tigers] never accepted the original 1996 time change and simply
-# kept their clocks set five and a half hours ahead of Greenwich Mean
-# Time (GMT), in line with neighbor India.
-# From Paul Eggert (2006-04-18):
-# People who live in regions under Tamil control can use TZ='Asia/Calcutta',
-# as that zone has agreed with the Tamil areas since our cutoff date of 1970.
-
-# From K Sethu (2006-04-25):
-# I think the abbreviation LKT originated from the world of computers at
-# the time of or subsequent to the time zone changes by SL Government
-# twice in 1996 and probably SL Government or its standardization
-# agencies never declared an abbreviation as a national standard.
-#
-# I recollect before the recent change the government annoucemments
-# mentioning it as simply changing Sri Lanka Standard Time or Sri Lanka
-# Time and no mention was made about the abbreviation.
-#
-# If we look at Sri Lanka Department of Government's "Official News
-# Website of Sri Lanka" ... http://www.news.lk/ we can see that they
-# use SLT as abbreviation in time stamp at the beginning of each news
-# item....
-#
-# Within Sri Lanka I think LKT is well known among computer users and
-# adminsitrators. In my opinion SLT may not be a good choice because the
-# nation's largest telcom / internet operator Sri Lanka Telcom is well
-# known by that abbreviation - simply as SLT (there IP domains are
-# slt.lk and sltnet.lk).
-#
-# But if indeed our government has adopted SLT as standard abbreviation
-# (that we have not known so far) then it is better that it be used for
-# all computers.
-
-# From Paul Eggert (2006-04-25):
-# One possibility is that we wait for a bit for the dust to settle down
-# and then see what people actually say in practice.
-
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Colombo 5:19:24 - LMT 1880
5:19:32 - MMT 1906 # Moratuwa Mean Time
@@ -1648,8 +1541,7 @@ Zone Asia/Colombo 5:19:24 - LMT 1880
5:30 1:00 IST 1945 Oct 16 2:00
5:30 - IST 1996 May 25 0:00
6:30 - LKT 1996 Oct 26 0:30
- 6:00 - LKT 2006 Apr 15 0:30
- 5:30 - IST
+ 6:00 - LKT
# Syria
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@@ -1684,24 +1576,17 @@ Rule Syria 1993 only - Sep 25 0:00 0 -
# IATA SSIM (1998-02) says 1998-04-02;
# (1998-09) says 1999-03-29 and 1999-09-29; (1999-02) says 1999-04-02,
# 2000-04-02, and 2001-04-02; (1999-09) says 2000-03-31 and 2001-03-31;
-# (2006) says 2006-03-31 and 2006-09-22;
-# for now ignore all these claims and go with Shanks & Pottenger,
-# except for the 2006-09-22 claim (which seems right for Ramadan).
+# ignore all these claims and go with Shanks.
Rule Syria 1994 1996 - Apr 1 0:00 1:00 S
-Rule Syria 1994 2005 - Oct 1 0:00 0 -
+Rule Syria 1994 max - Oct 1 0:00 0 -
Rule Syria 1997 1998 - Mar lastMon 0:00 1:00 S
Rule Syria 1999 max - Apr 1 0:00 1:00 S
-# From Stephen Colebourne (2006-09-18):
-# According to IATA data, Syria will change DST on 21st September [21:00 UTC]
-# this year [only].... This is probably related to Ramadan, like Egypt.
-Rule Syria 2006 only - Sep 22 0:00 0 -
-Rule Syria 2007 max - Oct 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Damascus 2:25:12 - LMT 1920 # Dimashq
2:00 Syria EE%sT
# Tajikistan
-# From Shanks & Pottenger.
+# From Shanks.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Dushanbe 4:35:12 - LMT 1924 May 2
5:00 - DUST 1930 Jun 21 # Dushanbe Time
@@ -1716,13 +1601,13 @@ Zone Asia/Bangkok 6:42:04 - LMT 1880
7:00 - ICT
# Turkmenistan
-# From Shanks & Pottenger.
+# From Shanks.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Ashgabat 3:53:32 - LMT 1924 May 2 # or Ashkhabad
4:00 - ASHT 1930 Jun 21 # Ashkhabad Time
5:00 RussiaAsia ASH%sT 1991 Mar 31 2:00
4:00 RussiaAsia ASH%sT 1991 Oct 27 # independence
- 4:00 RussiaAsia TM%sT 1992 Jan 19 2:00
+ 4:00 RussiaAsia TM%sT 1992 Jan 19 2:00
5:00 - TMT
# United Arab Emirates
@@ -1736,24 +1621,24 @@ Zone Asia/Samarkand 4:27:12 - LMT 1924 May 2
4:00 - SAMT 1930 Jun 21 # Samarkand Time
5:00 - SAMT 1981 Apr 1
5:00 1:00 SAMST 1981 Oct 1
- 6:00 - TAST 1982 Apr 1 # Tashkent Time
- 5:00 RussiaAsia SAM%sT 1991 Sep 1 # independence
+ 6:00 RussiaAsia TAS%sT 1991 Mar 31 2:00 # Tashkent Time
+ 5:00 RussiaAsia TAS%sT 1991 Sep 1 # independence
5:00 RussiaAsia UZ%sT 1992
+ 5:00 RussiaAsia UZ%sT 1993
5:00 - UZT
Zone Asia/Tashkent 4:37:12 - LMT 1924 May 2
5:00 - TAST 1930 Jun 21 # Tashkent Time
- 6:00 RussiaAsia TAS%sT 1991 Mar 31 2:00
+ 6:00 RussiaAsia TAS%sT 1991 Mar 31 2:00s
5:00 RussiaAsia TAS%sT 1991 Sep 1 # independence
5:00 RussiaAsia UZ%sT 1992
+ 5:00 RussiaAsia UZ%sT 1993
5:00 - UZT
# Vietnam
-
# From Paul Eggert (1993-11-18):
# Saigon's official name is Thanh-Pho Ho Chi Minh, but it's too long.
# We'll stick with the traditional name for now.
-
-# From Shanks & Pottenger:
+# From Shanks:
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Saigon 7:06:40 - LMT 1906 Jun 9
7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT?
diff --git a/timezone/australasia b/timezone/australasia
index 2e17bcc0c3..70b845560e 100644
--- a/timezone/australasia
+++ b/timezone/australasia
@@ -1,4 +1,4 @@
-# @(#)australasia 8.3
+# @(#)australasia 8.1
# <pre>
# This file also includes Pacific islands.
@@ -210,7 +210,7 @@ Zone Indian/Christmas 7:02:52 - LMT 1895 Feb
7:00 - CXT # Christmas Island Time
# Cook Is
-# From Shanks & Pottenger:
+# From Shanks:
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Cook 1978 only - Nov 12 0:00 0:30 HS
Rule Cook 1979 1991 - Mar Sun>=1 0:00 0 -
@@ -308,7 +308,7 @@ Zone Pacific/Nauru 11:07:40 - LMT 1921 Jan 15 # Uaobe
Rule NC 1977 1978 - Dec Sun>=1 0:00 1:00 S
Rule NC 1978 1979 - Feb 27 0:00 0 -
Rule NC 1996 only - Dec 1 2:00s 1:00 S
-# Shanks & Pottenger say the following was at 2:00; go with IATA.
+# Shanks says the following was at 2:00; go with IATA.
Rule NC 1997 only - Mar 2 2:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Pacific/Noumea 11:05:48 - LMT 1912 Jan 13
@@ -507,10 +507,10 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# go ahead and edit the file (and please send any changes to
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-10-29):
# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -518,8 +518,8 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1990, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
#
# Another source occasionally used is Edward W. Whitman, World Time Differences,
# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
@@ -587,12 +587,6 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# WST for any place operating at a GMTOFF of 8:00
# EST for any place operating at a GMTOFF of 10:00
-# From Chuck Soper (2006-06-01):
-# I recently found this Australian government web page on time zones:
-# <http://www.australia.gov.au/about-australia-13time>
-# And this government web page lists time zone names and abbreviations:
-# <http://www.bom.gov.au/climate/averages/tables/daysavtm.shtml>
-
# From Paul Eggert (2001-04-05), summarizing a long discussion about "EST"
# versus "AEST" etc.:
#
@@ -675,7 +669,7 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# understood in Australia.
# From Paul Eggert (1995-12-19):
-# Shanks & Pottenger report 2:00 for all autumn changes in Australia and NZ.
+# Shanks reports 2:00 for all autumn changes in Australia and New Zealand.
# Mark Prior writes that his newspaper
# reports that NSW's fall 1995 change will occur at 2:00,
# but Robert Elz says it's been 3:00 in Victoria since 1970
@@ -848,14 +842,14 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# current DST ending dates, no worries.
#
# Rule Oz 1971 1985 - Oct lastSun 2:00 1:00 -
-# Rule Oz 1986 max - Oct Sun>=18 2:00 1:00 -
+# Rule Oz 1986 max - Oct Sun<=24 2:00 1:00 -
# Rule Oz 1972 only - Feb 27 3:00 0 -
# Rule Oz 1973 1986 - Mar Sun>=1 3:00 0 -
-# Rule Oz 1987 max - Mar Sun>=15 3:00 0 -
+# Rule Oz 1987 max - Mar Sun<=21 3:00 0 -
# Zone Australia/Tasmania 10:00 Oz EST
# Zone Australia/South 9:30 Oz CST
# Zone Australia/Victoria 10:00 Oz EST 1985 Oct lastSun 2:00
-# 10:00 1:00 EST 1986 Mar Sun>=15 3:00
+# 10:00 1:00 EST 1986 Mar Sun<=21 3:00
# 10:00 Oz EST
# From Robert Elz (1991-03-06):
@@ -881,7 +875,7 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# ...
# Rule AS 1971 max - Oct lastSun 2:00 1:00 D
# Rule AS 1972 1985 - Mar Sun>=1 3:00 0 C
-# Rule AS 1986 1990 - Mar Sun>=15 3:00 0 C
+# Rule AS 1986 1990 - Mar Sun<=21 3:00 0 C
# Rule AS 1991 max - Mar Sun>=1 3:00 0 C
# From Bradley White (1992-03-11):
@@ -1074,9 +1068,9 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# shown on clocks on LHI. I guess this means that for 30 minutes at the start
# of DST, LHI is actually 1 hour ahead of the rest of NSW.
-# From Paul Eggert (2006-03-22):
-# For Lord Howe dates we use Shanks & Pottenger through 1989, and
-# Lonergan thereafter. For times we use Lonergan.
+# From Paul Eggert (2001-02-09):
+# For Lord Howe dates we use Shanks through 1989, and Lonergan thereafter.
+# For times we use Lonergan.
###############################################################################
@@ -1107,16 +1101,16 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# rather than the October 1 value.
# From Paul Eggert (1995-12-19);
-# Shank & Pottenger report 2:00 for all autumn changes in Australia and NZ.
+# Shanks reports 2:00 for all autumn changes in Australia and New Zealand.
# Robert Uzgalis writes that the New Zealand Daylight
# Savings Time Order in Council dated 1990-06-18 specifies 2:00 standard
# time on both the first Sunday in October and the third Sunday in March.
# As with Australia, we'll assume the tradition is 2:00s, not 2:00.
#
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2003-05-26):
# The Department of Internal Affairs (DIA) maintains a brief history,
# as does Carol Squires; see tz-link.htm for the full references.
-# Use these sources in preference to Shanks & Pottenger.
+# Use these sources in preference to Shanks.
#
# For Chatham, IATA SSIM (1991/1999) gives the NZ rules but with
# transitions at 2:45 local standard time; this confirms that Chatham
@@ -1191,8 +1185,8 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# ``I am certain, having lived there for the past decade, that "Truk"
# (now properly known as Chuuk) ... is in the time zone GMT+10.''
#
-# Shanks & Pottenger write that Truk switched from UTC+10 to UTC+11
-# on 1978-10-01; ignore this for now.
+# Shanks writes that Truk switched from UTC+10 to UTC+11 on 1978-10-01;
+# ignore this for now.
# From Paul Eggert (1999-10-29):
# The Federated States of Micronesia Visitors Board writes in
@@ -1285,8 +1279,8 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# on the World Day of Prayer, you would be the first people on Earth
# to say your prayers in the morning."
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger say the transition was on 1968-10-01; go with Mundell.
+# From Paul Eggert (1999-08-12):
+# Shanks says the transition was on 1968-10-01; go with Mundell.
# From Eric Ulevik (1999-05-03):
# Tonga's director of tourism, who is also secretary of the National Millenium
diff --git a/timezone/backward b/timezone/backward
index 00824407fa..66fbf30618 100644
--- a/timezone/backward
+++ b/timezone/backward
@@ -1,4 +1,4 @@
-# @(#)backward 8.2
+# @(#)backward 8.1
# This file provides links between current names for time zones
# and their old names. Many names changed in late 1993.
@@ -8,7 +8,6 @@ Link America/Argentina/Catamarca America/Argentina/ComodRivadavia
Link America/Adak America/Atka
Link America/Argentina/Buenos_Aires America/Buenos_Aires
Link America/Argentina/Catamarca America/Catamarca
-Link America/Atikokan America/Coral_Harbour
Link America/Argentina/Cordoba America/Cordoba
Link America/Tijuana America/Ensenada
Link America/Indiana/Indianapolis America/Fort_Wayne
diff --git a/timezone/checktab.awk b/timezone/checktab.awk
index 80ad7d5701..6d532141e6 100644
--- a/timezone/checktab.awk
+++ b/timezone/checktab.awk
@@ -1,6 +1,6 @@
# Check tz tables for consistency.
-# @(#)checktab.awk 8.1
+# @(#)checktab.awk 1.7
# Contributed by Paul Eggert.
diff --git a/timezone/europe b/timezone/europe
index b3a3b269d3..54146d7400 100644
--- a/timezone/europe
+++ b/timezone/europe
@@ -1,14 +1,14 @@
-# @(#)europe 8.6
+# @(#)europe 8.1
# <pre>
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-10-29):
# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -16,8 +16,8 @@
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1991, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1991,
+# and IATA SSIM is the source for entries afterwards.
#
# Other sources occasionally used include:
#
@@ -221,12 +221,11 @@
# (Lords Hansard 11 June 1997 columns 964 to 976)
# </a>.
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2001-07-18):
#
-# For lack of other data, follow Shanks & Pottenger for Eire in 1940-1948.
+# For lack of other data, we'll follow Shanks for Eire in 1940-1948.
#
-# Given Ilieve and Myers's data, the following claims by Shanks & Pottenger
-# are incorrect:
+# Given Ilieve and Myers's data, the following claims by Shanks are incorrect:
# * Wales did not switch from GMT to daylight saving time until
# 1921 Apr 3, when they began to conform with the rest of Great Britain.
# Actually, Wales was identical after 1880.
@@ -238,19 +237,18 @@
# Actually, that date saw the usual switch to summer time.
# Standard time was not changed until 1968-10-27 (the clocks didn't change).
#
-# Here is another incorrect claim by Shanks & Pottenger:
+# Here is another incorrect claim by Shanks:
# * Jersey, Guernsey, and the Isle of Man did not switch from GMT
# to daylight saving time until 1921 Apr 3, when they began to
# conform with Great Britain.
# S.R.&O. 1916, No. 382 and HO 45/10811/312364 (quoted above) say otherwise.
#
-# The following claim by Shanks & Pottenger is possible though doubtful;
+# The following claim by Shanks is possible though doubtful;
# we'll ignore it for now.
# * Dublin's 1971-10-31 switch was at 02:00, even though London's was 03:00.
#
#
-# Whitman says Dublin Mean Time was -0:25:21, which is more precise than
-# Shanks & Pottenger.
+# Whitman says Dublin Mean Time was -0:25:21, which is more precise than Shanks.
# Perhaps this was Dunsink Observatory Time, as Dunsink Observatory
# (8 km NW of Dublin's center) seemingly was to Dublin as Greenwich was
# to London. For example:
@@ -420,14 +418,11 @@ Rule GB-Eire 1990 1995 - Oct Sun>=22 1:00u 0 GMT
# See EU for rules starting in 1996.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone Europe/London -0:01:15 - LMT 1847 Dec 1 0:00s
+Zone Europe/London -0:01:15 - LMT 1847 Dec 1
0:00 GB-Eire %s 1968 Oct 27
1:00 - BST 1971 Oct 31 2:00u
0:00 GB-Eire %s 1996
0:00 EU GMT/BST
-Link Europe/London Europe/Jersey
-Link Europe/London Europe/Guernsey
-Link Europe/London Europe/Isle_of_Man
Zone Europe/Dublin -0:25:00 - LMT 1880 Aug 2
-0:25:21 - DMT 1916 May 21 2:00
-0:25:21 1:00 IST 1916 Oct 1 2:00s
@@ -481,7 +476,7 @@ Rule C-Eur 1942 only - Nov 2 2:00s 0 -
Rule C-Eur 1943 only - Mar 29 2:00s 1:00 S
Rule C-Eur 1943 only - Oct 4 2:00s 0 -
Rule C-Eur 1944 only - Apr 3 2:00s 1:00 S
-# Whitman gives 1944 Oct 7; go with Shanks & Pottenger.
+# Whitman gives 1944 Oct 7; go with Shanks.
Rule C-Eur 1944 only - Oct 2 2:00s 0 -
Rule C-Eur 1977 1980 - Apr Sun>=1 2:00s 1:00 S
Rule C-Eur 1977 only - Sep lastSun 2:00s 0 -
@@ -601,12 +596,12 @@ Zone Europe/Andorra 0:06:04 - LMT 1901
# Austria
-# From Paul Eggert (2006-03-22): Shanks & Pottenger give 1918-06-16 and
+# From Paul Eggert (2003-02-28): Shanks gives 1918-06-16 and
# 1945-11-18, but the Austrian Federal Office of Metrology and
# Surveying (BEV) gives 1918-09-16 and for Vienna gives the "alleged"
# date of 1945-04-12 with no time. For the 1980-04-06 transition
-# Shanks & Pottenger give 02:00, the BEV 00:00. Go with the BEV,
-# and guess 02:00 for 1945-04-12.
+# Shanks gives 02:00, the BEV 00:00. Go with the BEV, and guess 02:00
+# for 1945-04-12.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Austria 1920 only - Apr 5 2:00s 1:00 S
@@ -706,7 +701,7 @@ Zone Europe/Brussels 0:17:30 - LMT 1880
1:00 EU CE%sT
# Bosnia and Herzegovina
-# see Serbia
+# see Serbia and Montenegro
# Bulgaria
#
@@ -718,7 +713,7 @@ Zone Europe/Brussels 0:17:30 - LMT 1880
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Bulg 1979 only - Mar 31 23:00 1:00 S
Rule Bulg 1979 only - Oct 1 1:00 0 -
-Rule Bulg 1980 1982 - Apr Sat>=1 23:00 1:00 S
+Rule Bulg 1980 1982 - Apr Sat<=7 23:00 1:00 S
Rule Bulg 1980 only - Sep 29 1:00 0 -
Rule Bulg 1981 only - Sep 27 2:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -733,7 +728,7 @@ Zone Europe/Sofia 1:33:16 - LMT 1880
2:00 EU EE%sT
# Croatia
-# see Serbia
+# see Serbia and Montenegro
# Cyprus
# Please see the `asia' file for Asia/Nicosia.
@@ -818,10 +813,10 @@ Zone Atlantic/Faeroe -0:27:04 - LMT 1908 Jan 11 # Torshavn
# East Greenland and Franz Josef Land, but we don't know their time zones.
# My source for this is Wilhelm Dege's book mentioned under Svalbard.
#
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1996-11-22):
# Greenland joined the EU as part of Denmark, obtained home rule on 1979-05-01,
# and left the EU on 1985-02-01. It therefore should have been using EU
-# rules at least through 1984. Shanks & Pottenger say Scoresbysund and Godthab
+# rules at least through 1984. Shanks says Scoresbysund and Godthab
# used C-Eur rules after 1980, but IATA SSIM (1991/1996) says they use EU
# rules since at least 1991. Assume EU rules since 1980.
@@ -876,28 +871,24 @@ Zone Atlantic/Faeroe -0:27:04 - LMT 1908 Jan 11 # Torshavn
# I heard back from someone stationed at Thule; the time change took place
# there at 2:00 AM.
-# From Paul Eggert (2006-03-22):
-# From 1997 on the CIA map shows Danmarkshavn on GMT;
-# the 1995 map as like Godthab.
+# From Paul Eggert (2001-11-19):
+# The 1997 CIA map shows Danmarkshavn on GMT; the 1995 map as like Godthab.
# For lack of better info, assume they were like Godthab before 1996.
# startkart.no says Thule does not observe DST, but this is clearly an error,
-# so go with Shanks & Pottenger for Thule transitions until this year.
-# For 2007 on assume Thule will stay in sync with US DST rules.
+# so go with Shanks for all Thule transitions.
#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Thule 1991 1992 - Mar lastSun 2:00 1:00 D
Rule Thule 1991 1992 - Sep lastSun 2:00 0 S
-Rule Thule 1993 2006 - Apr Sun>=1 2:00 1:00 D
-Rule Thule 1993 2006 - Oct lastSun 2:00 0 S
-Rule Thule 2007 max - Mar Sun>=8 2:00 1:00 D
-Rule Thule 2007 max - Nov Sun>=1 2:00 0 S
+Rule Thule 1993 max - Apr Sun>=1 2:00 1:00 D
+Rule Thule 1993 max - Oct lastSun 2:00 0 S
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Danmarkshavn -1:14:40 - LMT 1916 Jul 28
-3:00 - WGT 1980 Apr 6 2:00
-3:00 EU WG%sT 1996
0:00 - GMT
-Zone America/Scoresbysund -1:27:52 - LMT 1916 Jul 28 # Ittoqqortoormiit
+Zone America/Scoresbysund -1:29:00 - LMT 1916 Jul 28 # Ittoqqortoormiit
-2:00 - CGT 1980 Apr 6 2:00
-2:00 C-Eur CG%sT 1981 Mar 29
-1:00 EU EG%sT
@@ -972,13 +963,13 @@ Zone Europe/Tallinn 1:39:00 - LMT 1880
# Finland
#
-# From Hannu Strang (1994-09-25 06:03:37 UTC):
+# From Hannu Strang (25 Sep 1994 06:03:37 UTC):
# Well, here in Helsinki we're just changing from summer time to regular one,
# and it's supposed to change at 4am...
#
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger say Finland has switched at 02:00 standard time
-# since 1981. Go with Strang instead.
+# From Paul Eggert (25 Sep 1994):
+# Shanks says Finland has switched at 02:00 standard time since 1981.
+# Go with Strang instead.
#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Finland 1942 only - Apr 3 0:00 1:00 S
@@ -1008,7 +999,7 @@ Link Europe/Helsinki Europe/Mariehamn
#
-# Shank & Pottenger seem to use `24:00' ambiguously; resolve it with Whitman.
+# Shanks seems to use `24:00' ambiguously; we resolve it with Whitman.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule France 1916 only - Jun 14 23:00s 1:00 S
Rule France 1916 1919 - Oct Sun>=1 23:00s 0 -
@@ -1022,7 +1013,7 @@ Rule France 1921 only - Oct 25 23:00s 0 -
Rule France 1922 only - Mar 25 23:00s 1:00 S
# DSH writes that a law of 1923-05-24 specified 3rd Sat in Apr at 23:00 to 1st
# Sat in Oct at 24:00; and that in 1930, because of Easter, the transitions
-# were Apr 12 and Oct 5. Go with Shanks & Pottenger.
+# were Apr 12 and Oct 5. Go with Shanks.
Rule France 1922 1938 - Oct Sat>=1 23:00s 0 -
Rule France 1923 only - May 26 23:00s 1:00 S
Rule France 1924 only - Mar 29 23:00s 1:00 S
@@ -1043,8 +1034,8 @@ Rule France 1938 only - Mar 26 23:00s 1:00 S
Rule France 1939 only - Apr 15 23:00s 1:00 S
Rule France 1939 only - Nov 18 23:00s 0 -
Rule France 1940 only - Feb 25 2:00 1:00 S
-# The French rules for 1941-1944 were not used in Paris, but Shanks & Pottenger
-# write that they were used in Monaco and in many French locations.
+# The French rules for 1941-1944 were not used in Paris, but Shanks writes
+# that they were used in Monaco and in many French locations.
# Le Corre writes that the upper limit of the free zone was Arneguy, Orthez,
# Mont-de-Marsan, Bazas, Langon, Lamotte-Montravel, Marouil, La
# Rochefoucault, Champagne-Mouton, La Roche-Posay, La Haye-Decartes,
@@ -1052,7 +1043,7 @@ Rule France 1940 only - Feb 25 2:00 1:00 S
# Paray-le-Monial, Montceau-les-Mines, Chalons-sur-Saone, Arbois,
# Dole, Morez, St-Claude, and Collognes (Haute-Savioe).
Rule France 1941 only - May 5 0:00 2:00 M # Midsummer
-# Shanks & Pottenger say this transition occurred at Oct 6 1:00,
+# Shanks says this transition occurred at Oct 6 1:00,
# but go with Denis Excoffier (1997-12-12),
# who quotes the Ephemerides Astronomiques for 1998 from Bureau des Longitudes
# as saying 5/10/41 22hUT.
@@ -1065,21 +1056,21 @@ Rule France 1944 only - Apr 3 2:00 2:00 M
Rule France 1944 only - Oct 8 1:00 1:00 S
Rule France 1945 only - Apr 2 2:00 2:00 M
Rule France 1945 only - Sep 16 3:00 0 -
-# Shanks & Pottenger give Mar 28 2:00 and Sep 26 3:00;
+# Shanks gives Mar 28 2:00 and Sep 26 3:00;
# go with Excoffier's 28/3/76 0hUT and 25/9/76 23hUT.
Rule France 1976 only - Mar 28 1:00 1:00 S
Rule France 1976 only - Sep 26 1:00 0 -
-# Shanks & Pottenger give 0:09:20 for Paris Mean Time, and Whitman 0:09:05,
+# Shanks gives 0:09 for Paris Mean Time, and Whitman gives 0:09:05,
# but Howse quotes the actual French legislation as saying 0:09:21.
# Go with Howse. Howse writes that the time in France was officially based
# on PMT-0:09:21 until 1978-08-09, when the time base finally switched to UTC.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Paris 0:09:21 - LMT 1891 Mar 15 0:01
0:09:21 - PMT 1911 Mar 11 0:01 # Paris MT
-# Shanks & Pottenger give 1940 Jun 14 0:00; go with Excoffier and Le Corre.
+# Shanks gives 1940 Jun 14 0:00; go with Excoffier and Le Corre.
0:00 France WE%sT 1940 Jun 14 23:00
# Le Corre says Paris stuck with occupied-France time after the liberation;
-# go with Shanks & Pottenger.
+# go with Shanks.
1:00 C-Eur CE%sT 1944 Aug 25
0:00 France WE%sT 1945 Sep 16 3:00
1:00 France CE%sT 1977
@@ -1130,23 +1121,23 @@ Zone Europe/Berlin 0:53:28 - LMT 1893 Apr
# Gibraltar
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone Europe/Gibraltar -0:21:24 - LMT 1880 Aug 2 0:00s
+Zone Europe/Gibraltar -0:21:24 - LMT 1880 Aug 2
0:00 GB-Eire %s 1957 Apr 14 2:00
1:00 - CET 1982
1:00 EU CE%sT
# Greece
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Whitman gives 1932 Jul 5 - Nov 1; go with Shanks & Pottenger.
+# Whitman gives 1932 Jul 5 - Nov 1; go with Shanks.
Rule Greece 1932 only - Jul 7 0:00 1:00 S
Rule Greece 1932 only - Sep 1 0:00 0 -
-# Whitman gives 1941 Apr 25 - ?; go with Shanks & Pottenger.
+# Whitman gives 1941 Apr 25 - ?; go with Shanks.
Rule Greece 1941 only - Apr 7 0:00 1:00 S
-# Whitman gives 1942 Feb 2 - ?; go with Shanks & Pottenger.
+# Whitman gives 1942 Feb 2 - ?; go with Shanks.
Rule Greece 1942 only - Nov 2 3:00 0 -
Rule Greece 1943 only - Mar 30 0:00 1:00 S
Rule Greece 1943 only - Oct 4 0:00 0 -
-# Whitman gives 1944 Oct 3 - Oct 31; go with Shanks & Pottenger.
+# Whitman gives 1944 Oct 3 - Oct 31; go with Shanks.
Rule Greece 1952 only - Jul 1 0:00 1:00 S
Rule Greece 1952 only - Nov 2 0:00 0 -
Rule Greece 1975 only - Apr 12 0:00s 1:00 S
@@ -1166,7 +1157,7 @@ Zone Europe/Athens 1:34:52 - LMT 1895 Sep 14
2:00 Greece EE%sT 1941 Apr 30
1:00 Greece CE%sT 1944 Apr 4
2:00 Greece EE%sT 1981
- # Shanks & Pottenger say it switched to C-Eur in 1981;
+ # Shanks says they switched to C-Eur in 1981;
# go with EU instead, since Greece joined it on Jan 1.
2:00 EU EE%sT
@@ -1229,10 +1220,10 @@ Zone Europe/Budapest 1:16:20 - LMT 1890 Oct
# might be a reference to the Julian calendar as opposed to Gregorian, or it
# might mean something else (???).
#
-# From Paul Eggert (2006-03-22):
-# The Iceland Almanak, Shanks & Pottenger, and Whitman disagree on many points.
-# We go with the Almanak, except for one claim from Shanks & Pottenger, namely
-# that Reykavik was 21W57 from 1837 to 1908, local mean time before that.
+# From Paul Eggert (1999-10-29):
+# The Iceland Almanak, Shanks and Whitman disagree on many points.
+# We go with the Almanak, except for one claim from Shanks, namely that
+# Reykavik was 21W57 from 1837 to 1908, local mean time before that.
#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Iceland 1917 1918 - Feb 19 23:00 1:00 S
@@ -1270,16 +1261,15 @@ Zone Atlantic/Reykjavik -1:27:24 - LMT 1837
# But these events all occurred before the 1970 cutoff,
# so record only the time in Rome.
#
-# From Paul Eggert (2006-03-22):
-# For Italian DST we have three sources: Shanks & Pottenger, Whitman, and
-# F. Pollastri
+# From Paul Eggert (1996-05-06):
+# For Italian DST we have three sources: Shanks, Whitman, and F. Pollastri
# <a href="http://toi.iriti.cnr.it/uk/ienitlt.html">
-# Day-light Saving Time in Italy (2006-02-03)
+# Day-light Saving Time in Italy (1996-03-14)
# </a>
# (`FP' below), taken from an Italian National Electrotechnical Institute
# publication. When the three sources disagree, guess who's right, as follows:
#
-# year FP Shanks&P. (S) Whitman (W) Go with:
+# year FP Shanks (S) Whitman (W) Go with:
# 1916 06-03 06-03 24:00 06-03 00:00 FP & W
# 09-30 09-30 24:00 09-30 01:00 FP; guess 24:00s
# 1917 04-01 03-31 24:00 03-31 00:00 FP & S
@@ -1335,7 +1325,7 @@ Rule Italy 1978 only - Oct 1 0:00s 0 -
Rule Italy 1979 only - Sep 30 0:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Rome 0:49:56 - LMT 1866 Sep 22
- 0:49:56 - RMT 1893 Nov 1 0:00s # Rome Mean
+ 0:49:56 - RMT 1893 Nov # Rome Mean Time
1:00 Italy CE%sT 1942 Nov 2 2:00s
1:00 C-Eur CE%sT 1944 Jul
1:00 Italy CE%sT 1980
@@ -1477,8 +1467,7 @@ Zone Europe/Vilnius 1:41:16 - LMT 1880
2:00 EU EE%sT
# Luxembourg
-# Whitman disagrees with most of these dates in minor ways;
-# go with Shanks & Pottenger.
+# Whitman disagrees with most of these dates in minor ways; go with Shanks.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Lux 1916 only - May 14 23:00 1:00 S
Rule Lux 1916 only - Oct 1 1:00 0 -
@@ -1513,7 +1502,7 @@ Zone Europe/Luxembourg 0:24:36 - LMT 1904 Jun
1:00 EU CE%sT
# Macedonia
-# see Serbia
+# see Serbia and Montenegro
# Malta
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@@ -1525,7 +1514,7 @@ Rule Malta 1975 1979 - Apr Sun>=15 2:00 1:00 S
Rule Malta 1975 1980 - Sep Sun>=15 2:00 0 -
Rule Malta 1980 only - Mar 31 2:00 1:00 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone Europe/Malta 0:58:04 - LMT 1893 Nov 2 0:00s # Valletta
+Zone Europe/Malta 0:58:04 - LMT 1893 Nov 2 # Valletta
1:00 Italy CE%sT 1942 Nov 2 2:00s
1:00 C-Eur CE%sT 1945 Apr 2 2:00s
1:00 Italy CE%sT 1973 Mar 31
@@ -1534,9 +1523,9 @@ Zone Europe/Malta 0:58:04 - LMT 1893 Nov 2 0:00s # Valletta
# Moldova
-# From Paul Eggert (2006-03-22):
-# A previous version of this database followed Shanks & Pottenger, who write
-# that Tiraspol switched to Moscow time on 1992-01-19 at 02:00.
+# From Paul Eggert (2001-02-11):
+# A previous version of this database followed Shanks, who writes that
+# Tiraspol switched to Moscow time on 1992-01-19 at 02:00.
# However, this is most likely an error, as Moldova declared independence
# on 1991-08-27 (the 1992-01-19 date is that of a Russian decree).
# In early 1992 there was large-scale interethnic violence in the area
@@ -1561,8 +1550,7 @@ Zone Europe/Chisinau 1:55:20 - LMT 1880
2:00 EU EE%sT
# Monaco
-# Shanks & Pottenger give 0:09:20 for Paris Mean Time; go with Howse's
-# more precise 0:09:21.
+# Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Monaco 0:29:32 - LMT 1891 Mar 15
0:09:21 - PMT 1911 Mar 11 # Paris Mean Time
@@ -1570,9 +1558,6 @@ Zone Europe/Monaco 0:29:32 - LMT 1891 Mar 15
1:00 France CE%sT 1977
1:00 EU CE%sT
-# Montenegro
-# see Serbia
-
# Netherlands
# Howse writes that the Netherlands' railways used GMT between 1892 and 1940,
@@ -1648,8 +1633,7 @@ Zone Europe/Amsterdam 0:19:32 - LMT 1835
1:00 EU CE%sT
# Norway
-# http://met.no/met/met_lex/q_u/sommertid.html (2004-01) agrees with Shanks &
-# Pottenger.
+# http://met.no/met/met_lex/q_u/sommertid.html (2004-01) agrees with Shanks.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Norway 1916 only - May 22 1:00 1:00 S
Rule Norway 1916 only - Sep 30 0:00 0 -
@@ -1720,10 +1704,9 @@ Link Europe/Oslo Atlantic/Jan_Mayen
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Poland 1918 1919 - Sep 16 2:00s 0 -
Rule Poland 1919 only - Apr 15 2:00s 1:00 S
-Rule Poland 1944 only - Apr 3 2:00s 1:00 S
-# Whitman gives 1944 Nov 30; go with Shanks & Pottenger.
+# Whitman gives 1944 Nov 30; go with Shanks.
Rule Poland 1944 only - Oct 4 2:00 0 -
-# For 1944-1948 Whitman gives the previous day; go with Shanks & Pottenger.
+# For 1944-1948 Whitman gives the previous day; go with Shanks.
Rule Poland 1945 only - Apr 29 0:00 1:00 S
Rule Poland 1945 only - Nov 1 0:00 0 -
# For 1946 on the source is Kazimierz Borkowski,
@@ -1779,9 +1762,9 @@ Zone Europe/Warsaw 1:24:00 - LMT 1880
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
# DSH writes that despite Decree 1,469 (1915), the change to the clocks was not
# done every year, depending on what Spain did, because of railroad schedules.
-# Go with Shanks & Pottenger.
+# Go with Shanks.
Rule Port 1916 only - Jun 17 23:00 1:00 S
-# Whitman gives 1916 Oct 31; go with Shanks & Pottenger.
+# Whitman gives 1916 Oct 31; go with Shanks.
Rule Port 1916 only - Nov 1 1:00 0 -
Rule Port 1917 only - Feb 28 23:00s 1:00 S
Rule Port 1917 1921 - Oct 14 23:00s 0 -
@@ -1797,23 +1780,24 @@ Rule Port 1927 only - Apr 9 23:00s 1:00 S
Rule Port 1928 only - Apr 14 23:00s 1:00 S
Rule Port 1929 only - Apr 20 23:00s 1:00 S
Rule Port 1931 only - Apr 18 23:00s 1:00 S
-# Whitman gives 1931 Oct 8; go with Shanks & Pottenger.
+# Whitman gives 1931 Oct 8; go with Shanks.
Rule Port 1931 1932 - Oct Sat>=1 23:00s 0 -
Rule Port 1932 only - Apr 2 23:00s 1:00 S
+# Shanks gives 1934 Apr 4; go with Whitman.
Rule Port 1934 only - Apr 7 23:00s 1:00 S
-# Whitman gives 1934 Oct 5; go with Shanks & Pottenger.
+# Whitman gives 1934 Oct 5; go with Shanks.
Rule Port 1934 1938 - Oct Sat>=1 23:00s 0 -
-# Shanks & Pottenger give 1935 Apr 30; go with Whitman.
+# Shanks gives 1935 Apr 30; go with Whitman.
Rule Port 1935 only - Mar 30 23:00s 1:00 S
Rule Port 1936 only - Apr 18 23:00s 1:00 S
-# Whitman gives 1937 Apr 2; go with Shanks & Pottenger.
+# Whitman gives 1937 Apr 2; go with Shanks.
Rule Port 1937 only - Apr 3 23:00s 1:00 S
Rule Port 1938 only - Mar 26 23:00s 1:00 S
Rule Port 1939 only - Apr 15 23:00s 1:00 S
-# Whitman gives 1939 Oct 7; go with Shanks & Pottenger.
+# Whitman gives 1939 Oct 7; go with Shanks.
Rule Port 1939 only - Nov 18 23:00s 0 -
Rule Port 1940 only - Feb 24 23:00s 1:00 S
-# Shanks & Pottenger give 1940 Oct 7; go with Whitman.
+# Shanks gives 1940 Oct 7; go with Whitman.
Rule Port 1940 1941 - Oct 5 23:00s 0 -
Rule Port 1941 only - Apr 5 23:00s 1:00 S
Rule Port 1942 1945 - Mar Sat>=8 23:00s 1:00 S
@@ -1827,8 +1811,8 @@ Rule Port 1946 only - Apr Sat>=1 23:00s 1:00 S
Rule Port 1946 only - Oct Sat>=1 23:00s 0 -
Rule Port 1947 1949 - Apr Sun>=1 2:00s 1:00 S
Rule Port 1947 1949 - Oct Sun>=1 2:00s 0 -
-# Shanks & Pottenger say DST was observed in 1950; go with Whitman.
-# Whitman gives Oct lastSun for 1952 on; go with Shanks & Pottenger.
+# Shanks says DST was observed in 1950; go with Whitman.
+# Whitman gives Oct lastSun for 1952 on; go with Shanks.
Rule Port 1951 1965 - Apr Sun>=1 2:00s 1:00 S
Rule Port 1951 1965 - Oct Sun>=1 2:00s 0 -
Rule Port 1977 only - Mar 27 0:00s 1:00 S
@@ -1840,7 +1824,7 @@ Rule Port 1980 only - Mar lastSun 0:00s 1:00 S
Rule Port 1981 1982 - Mar lastSun 1:00s 1:00 S
Rule Port 1983 only - Mar lastSun 2:00s 1:00 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-# Shanks & Pottenger say the transition from LMT to WET occurred 1911-05-24;
+# Shanks says that the transition from LMT to WET occurred 1911-05-24;
# Willett says 1912-01-01. Go with Willett.
Zone Europe/Lisbon -0:36:32 - LMT 1884
-0:36:32 - LMT 1912 Jan 1 # Lisbon Mean Time
@@ -1893,12 +1877,11 @@ Zone Europe/Bucharest 1:44:24 - LMT 1891 Oct
# Russia
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-11-12):
# Except for Moscow after 1919-07-01, I invented the time zone abbreviations.
# Moscow time zone abbreviations after 1919-07-01, and Moscow rules after 1991,
-# are from Andrey A. Chernov. The rest is from Shanks & Pottenger,
-# except we follow Chernov's report that 1992 DST transitions were Sat
-# 23:00, not Sun 02:00s.
+# are from Andrey A. Chernov. The rest is from Shanks, except we follow
+# Chernov's report that 1992 DST transitions were Sat 23:00, not Sun 02:00s.
#
# From Stanislaw A. Kuzikowski (1994-06-29):
# But now it is some months since Novosibirsk is 3 hours ahead of Moscow!
@@ -1943,20 +1926,20 @@ Zone Europe/Kaliningrad 1:22:00 - LMT 1893 Apr
2:00 Russia EE%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
-# Respublika Adygeya, Arkhangel'skaya oblast',
+# Respublika Adygeya, Arkhangel'skaya oblast', Astrakhanskaya oblast',
# Belgorodskaya oblast', Bryanskaya oblast', Vladimirskaya oblast',
-# Vologodskaya oblast', Voronezhskaya oblast',
+# Volgogradskaya oblast', Vologodskaya oblast', Voronezhskaya oblast',
# Respublika Dagestan, Ivanovskaya oblast', Respublika Ingushetiya,
# Kabarbino-Balkarskaya Respublika, Respublika Kalmykiya,
# Kalyzhskaya oblast', Respublika Karachaevo-Cherkessiya,
-# Respublika Kareliya, Respublika Komi,
+# Respublika Kareliya, Kirovskaya oblast', Respublika Komi,
# Kostromskaya oblast', Krasnodarskij kraj, Kurskaya oblast',
# Leningradskaya oblast', Lipetskaya oblast', Respublika Marij El,
# Respublika Mordoviya, Moskva, Moskovskaya oblast',
# Murmanskaya oblast', Nenetskij avtonomnyj okrug,
# Nizhegorodskaya oblast', Novgorodskaya oblast', Orlovskaya oblast',
# Penzenskaya oblast', Pskovskaya oblast', Rostovskaya oblast',
-# Ryazanskaya oblast', Sankt-Peterburg,
+# Ryazanskaya oblast', Sankt-Peterburg, Saratovskaya oblast',
# Respublika Severnaya Osetiya, Smolenskaya oblast',
# Stavropol'skij kraj, Tambovskaya oblast', Respublika Tatarstan,
# Tverskaya oblast', Tyl'skaya oblast', Ul'yanovskaya oblast',
@@ -1971,25 +1954,11 @@ Zone Europe/Moscow 2:30:20 - LMT 1880
2:00 Russia EE%sT 1992 Jan 19 2:00s
3:00 Russia MSK/MSD
#
-# Astrakhanskaya oblast', Kirovskaya oblast', Saratovskaya oblast',
-# Volgogradskaya oblast'. Shanks & Pottenger say Kirov is still at +0400
-# but Wikipedia (2006-05-09) says +0300. Perhaps it switched after the
-# others? But we have no data.
-Zone Europe/Volgograd 2:57:40 - LMT 1920 Jan 3
- 3:00 - TSAT 1925 Apr 6 # Tsaritsyn Time
- 3:00 - STAT 1930 Jun 21 # Stalingrad Time
- 4:00 - STAT 1961 Nov 11
- 4:00 Russia VOL%sT 1989 Mar 26 2:00s # Volgograd T
- 3:00 Russia VOL%sT 1991 Mar 31 2:00s
- 4:00 - VOLT 1992 Mar 29 2:00s
- 3:00 Russia VOL%sT
-#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Samarskaya oblast', Udmyrtskaya respublika
Zone Europe/Samara 3:20:36 - LMT 1919 Jul 1 2:00
- 3:00 - SAMT 1930 Jun 21
- 4:00 - SAMT 1935 Jan 27
- 4:00 Russia KUY%sT 1989 Mar 26 2:00s # Kuybyshev
+ 3:00 - KUYT 1930 Jun 21 # Kuybyshev
+ 4:00 Russia KUY%sT 1989 Mar 26 2:00s
3:00 Russia KUY%sT 1991 Mar 31 2:00s
2:00 Russia KUY%sT 1991 Sep 29 2:00s
3:00 - KUYT 1991 Oct 20 3:00
@@ -2015,19 +1984,17 @@ Zone Asia/Omsk 4:53:36 - LMT 1919 Nov 14
5:00 Russia OMS%sT 1992 Jan 19 2:00s
6:00 Russia OMS%sT
#
-# From Paul Eggert (2006-08-19): I'm guessing about Tomsk here; it's
-# not clear when it switched from +7 to +6.
-# Novosibirskaya oblast', Tomskaya oblast'.
+# Novosibirskaya oblast'.
Zone Asia/Novosibirsk 5:31:40 - LMT 1919 Dec 14 6:00
6:00 - NOVT 1930 Jun 21 # Novosibirsk Time
7:00 Russia NOV%sT 1991 Mar 31 2:00s
6:00 Russia NOV%sT 1992 Jan 19 2:00s
- 7:00 Russia NOV%sT 1993 May 23 # say Shanks & P.
+ 7:00 Russia NOV%sT 1993 May 23 # says Shanks
6:00 Russia NOV%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Kemerovskaya oblast', Krasnoyarskij kraj,
-# Tajmyrskij (Dolgano-Nenetskij) avtonomnyj okrug,
+# Tajmyrskij (Dolgano-Nenetskij) avtonomnyj okrug, Tomskaya oblast',
# Respublika Tuva, Respublika Khakasiya, Evenkijskij avtonomnyj okrug.
Zone Asia/Krasnoyarsk 6:11:20 - LMT 1920 Jan 6
6:00 - KRAT 1930 Jun 21 # Krasnoyarsk Time
@@ -2110,7 +2077,7 @@ Zone Asia/Anadyr 11:49:56 - LMT 1924 May 2
11:00 Russia ANA%sT 1992 Jan 19 2:00s
12:00 Russia ANA%sT
-# Serbia
+# Serbia and Montenegro
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Belgrade 1:22:00 - LMT 1884
1:00 - CET 1941 Apr 18 23:00
@@ -2118,11 +2085,10 @@ Zone Europe/Belgrade 1:22:00 - LMT 1884
1:00 1:00 CEST 1945 Sep 16 2:00s
# Metod Kozelj reports that the legal date of
# transition to EU rules was 1982-11-27, for all of Yugoslavia at the time.
-# Shanks & Pottenger don't give as much detail, so go with Kozelj.
+# Shanks doesn't give as much detail, so go with Kozelj.
1:00 - CET 1982 Nov 27
1:00 EU CE%sT
Link Europe/Belgrade Europe/Ljubljana # Slovenia
-Link Europe/Belgrade Europe/Podgorica # Montenegro
Link Europe/Belgrade Europe/Sarajevo # Bosnia and Herzegovina
Link Europe/Belgrade Europe/Skopje # Macedonia
Link Europe/Belgrade Europe/Zagreb # Croatia
@@ -2131,34 +2097,32 @@ Link Europe/Belgrade Europe/Zagreb # Croatia
Link Europe/Prague Europe/Bratislava
# Slovenia
-# see Serbia
+# see Serbia and Montenegro
# Spain
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# For 1917-1919 Whitman gives Apr Sat>=1 - Oct Sat>=1;
-# go with Shanks & Pottenger.
+# For 1917-1919 Whitman gives Apr Sat>=1 - Oct Sat>=1; go with Shanks.
Rule Spain 1917 only - May 5 23:00s 1:00 S
Rule Spain 1917 1919 - Oct 6 23:00s 0 -
Rule Spain 1918 only - Apr 15 23:00s 1:00 S
Rule Spain 1919 only - Apr 5 23:00s 1:00 S
-# Whitman gives 1921 Feb 28 - Oct 14; go with Shanks & Pottenger.
+# Whitman gives 1921 Feb 28 - Oct 14; go with Shanks.
Rule Spain 1924 only - Apr 16 23:00s 1:00 S
-# Whitman gives 1924 Oct 14; go with Shanks & Pottenger.
+# Whitman gives 1924 Oct 14; go with Shanks.
Rule Spain 1924 only - Oct 4 23:00s 0 -
Rule Spain 1926 only - Apr 17 23:00s 1:00 S
-# Whitman says no DST in 1929; go with Shanks & Pottenger.
+# Whitman says no DST in 1929; go with Shanks.
Rule Spain 1926 1929 - Oct Sat>=1 23:00s 0 -
Rule Spain 1927 only - Apr 9 23:00s 1:00 S
Rule Spain 1928 only - Apr 14 23:00s 1:00 S
Rule Spain 1929 only - Apr 20 23:00s 1:00 S
-# Whitman gives 1937 Jun 16, 1938 Apr 16, 1940 Apr 13;
-# go with Shanks & Pottenger.
+# Whitman gives 1937 Jun 16, 1938 Apr 16, 1940 Apr 13; go with Shanks.
Rule Spain 1937 only - May 22 23:00s 1:00 S
Rule Spain 1937 1939 - Oct Sat>=1 23:00s 0 -
Rule Spain 1938 only - Mar 22 23:00s 1:00 S
Rule Spain 1939 only - Apr 15 23:00s 1:00 S
Rule Spain 1940 only - Mar 16 23:00s 1:00 S
-# Whitman says no DST 1942-1945; go with Shanks & Pottenger.
+# Whitman says no DST 1942-1945; go with Shanks.
Rule Spain 1942 only - May 2 22:00s 2:00 M # Midsummer
Rule Spain 1942 only - Sep 1 22:00s 1:00 S
Rule Spain 1943 1946 - Apr Sat>=13 22:00s 2:00 M
@@ -2185,7 +2149,7 @@ Rule SpainAfrica 1977 only - Sep 28 0:00 0 -
Rule SpainAfrica 1978 only - Jun 1 0:00 1:00 S
Rule SpainAfrica 1978 only - Aug 4 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone Europe/Madrid -0:14:44 - LMT 1901 Jan 1 0:00s
+Zone Europe/Madrid -0:14:44 - LMT 1901
0:00 Spain WE%sT 1946 Sep 30
1:00 Spain CE%sT 1979
1:00 EU CE%sT
@@ -2207,7 +2171,7 @@ Zone Atlantic/Canary -1:01:36 - LMT 1922 Mar # Las Palmas de Gran C.
# Sweden
-# From Ivan Nilsson (2001-04-13), superseding Shanks & Pottenger:
+# From Ivan Nilsson (2001-04-13), superseding Shanks:
#
# The law "Svensk forfattningssamling 1878, no 14" about standard time in 1879:
# From the beginning of 1879 (that is 01-01 00:00) the time for all
@@ -2268,7 +2232,7 @@ Zone Europe/Stockholm 1:12:12 - LMT 1879 Jan 1
# From Whitman (who writes ``Midnight?''):
Rule Swiss 1940 only - Nov 2 0:00 1:00 S
Rule Swiss 1940 only - Dec 31 0:00 0 -
-# From Shanks & Pottenger:
+# From Shanks:
Rule Swiss 1941 1942 - May Sun>=1 2:00 1:00 S
Rule Swiss 1941 1942 - Oct Sun>=1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -2287,8 +2251,7 @@ Rule Turkey 1921 only - Apr 3 0:00 1:00 S
Rule Turkey 1921 only - Oct 3 0:00 0 -
Rule Turkey 1922 only - Mar 26 0:00 1:00 S
Rule Turkey 1922 only - Oct 8 0:00 0 -
-# Whitman gives 1923 Apr 28 - Sep 16 and no DST in 1924-1925;
-# go with Shanks & Pottenger.
+# Whitman gives 1923 Apr 28 - Sep 16 and no DST in 1924-1925; go with Shanks.
Rule Turkey 1924 only - May 13 0:00 1:00 S
Rule Turkey 1924 1925 - Oct 1 0:00 0 -
Rule Turkey 1925 only - May 1 0:00 1:00 S
@@ -2297,8 +2260,7 @@ Rule Turkey 1940 only - Oct 5 0:00 0 -
Rule Turkey 1940 only - Dec 1 0:00 1:00 S
Rule Turkey 1941 only - Sep 21 0:00 0 -
Rule Turkey 1942 only - Apr 1 0:00 1:00 S
-# Whitman omits the next two transition and gives 1945 Oct 1;
-# go with Shanks & Pottenger.
+# Whitman omits the next two transition and gives 1945 Oct 1; go with Shanks.
Rule Turkey 1942 only - Nov 1 0:00 0 -
Rule Turkey 1945 only - Apr 2 0:00 1:00 S
Rule Turkey 1945 only - Oct 8 0:00 0 -
@@ -2395,13 +2357,11 @@ Zone Europe/Simferopol 2:16:24 - LMT 1880
3:00 Russia MSK/MSD 1990
3:00 - MSK 1990 Jul 1 2:00
2:00 - EET 1992
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-11-12):
# The _Economist_ (1994-05-28, p 45) reports that central Crimea switched
# from Kiev to Moscow time sometime after the January 1994 elections.
-# Shanks (1999) says ``date of change uncertain'', but implies that it happened
-# sometime between the 1994 DST switches. Shanks & Pottenger simply say
-# 1994-09-25 03:00, but that can't be right. For now, guess it
-# changed in May.
+# Shanks says ``date of change uncertain'', but implies that it happened
+# sometime between the 1994 DST switches. For now, guess it changed in May.
2:00 E-Eur EE%sT 1994 May
# From IATA SSIM (1994/1997), which also says that Kerch is still like Kiev.
3:00 E-Eur MSK/MSD 1996 Mar 31 3:00s
diff --git a/timezone/ialloc.c b/timezone/ialloc.c
index 1fc2035f45..8a0c701578 100644
--- a/timezone/ialloc.c
+++ b/timezone/ialloc.c
@@ -1,11 +1,6 @@
-/*
-** This file is in the public domain, so clarified as of
-** 2006-07-17 by Arthur David Olson.
-*/
-
#ifndef lint
#ifndef NOID
-static char elsieid[] = "@(#)ialloc.c 8.30";
+static char elsieid[] = "@(#)ialloc.c 8.29";
#endif /* !defined NOID */
#endif /* !defined lint */
diff --git a/timezone/iso3166.tab b/timezone/iso3166.tab
index 8bb8231055..1cfaf265c2 100644
--- a/timezone/iso3166.tab
+++ b/timezone/iso3166.tab
@@ -1,12 +1,12 @@
# ISO 3166 alpha-2 country codes
#
-# @(#)iso3166.tab 8.3
+# @(#)iso3166.tab 8.1
#
-# From Paul Eggert (2006-09-27):
+# From Paul Eggert (2004-06-14):
#
# This file contains a table with the following columns:
# 1. ISO 3166-1 alpha-2 country code, current as of
-# ISO 3166-1 Newsletter No. V-12 (2006-09-26). See:
+# ISO 3166-1 Newsletter No. V-10 (2004-04-26). See:
# <a href="http://www.iso.org/iso/en/prods-services/iso3166ma/index.html">
# ISO 3166 Maintenance agency (ISO 3166/MA)
# </a>.
@@ -70,6 +70,7 @@ CM Cameroon
CN China
CO Colombia
CR Costa Rica
+CS Serbia and Montenegro
CU Cuba
CV Cape Verde
CX Christmas Island
@@ -99,7 +100,6 @@ GB Britain (UK)
GD Grenada
GE Georgia
GF French Guiana
-GG Guernsey
GH Ghana
GI Gibraltar
GL Greenland
@@ -122,14 +122,12 @@ HU Hungary
ID Indonesia
IE Ireland
IL Israel
-IM Isle of Man
IN India
IO British Indian Ocean Territory
IQ Iraq
IR Iran
IS Iceland
IT Italy
-JE Jersey
JM Jamaica
JO Jordan
JP Japan
@@ -158,7 +156,6 @@ LY Libya
MA Morocco
MC Monaco
MD Moldova
-ME Montenegro
MG Madagascar
MH Marshall Islands
MK Macedonia
@@ -207,7 +204,6 @@ PY Paraguay
QA Qatar
RE Reunion
RO Romania
-RS Serbia
RU Russia
RW Rwanda
SA Saudi Arabia
diff --git a/timezone/northamerica b/timezone/northamerica
index 3d80c5e3c2..73e2470e0b 100644
--- a/timezone/northamerica
+++ b/timezone/northamerica
@@ -1,4 +1,4 @@
-# @(#)northamerica 8.10
+# @(#)northamerica 8.1
# <pre>
# also includes Central America and the Caribbean
@@ -30,12 +30,12 @@
# That 1883 transition occurred at 12:00 new time, not at 12:00 old time.
# See p 46 of David Prerau, Seize the daylight, Thunder's Mouth Press (2005).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1995-12-19):
# A good source for time zone historical data in the US is
# Thomas G. Shanks, The American Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1991).
# Make sure you have the errata sheet; the book is somewhat useless without it.
-# It is the source for most of the pre-1991 US entries below.
+# It is the source for most of the pre-1991 US and Puerto Rico entries below.
# From Paul Eggert (2001-03-06):
# Daylight Saving Time was first suggested as a joke by Benjamin Franklin
@@ -229,7 +229,7 @@ Zone PST8PDT -8:00 US P%sT
# Public law 106-564 (2000-12-23) introduced the abbreviation
# "Chamorro Standard Time" for time in Guam and the Northern Marianas.
# See the file "australasia".
-
+
# From Arthur David Olson, 2005-08-09
# The following was signed into law on 2005-08-08.
#
@@ -274,7 +274,7 @@ Zone PST8PDT -8:00 US P%sT
# set their watches and clocks on Eastern time." It quotes H.H. "Bubba"
# Roberts, city administrator in Phenix City. as saying "We are in the Central
# time zone, but we do go by the Eastern time zone because so many people work
-# in Columbus."
+# in Columbus."
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER
Rule NYC 1920 only - Mar lastSun 2:00 1:00 D
@@ -301,13 +301,6 @@ Zone America/New_York -4:56:02 - LMT 1883 Nov 18 12:03:58
# Nebraska, eastern North Dakota, Oklahoma, eastern South Dakota,
# western Tennessee, most of Texas, Wisconsin
-# From Larry M. Smith (2006-04-26) re Wisconsin:
-# http://www.legis.state.wi.us/statutes/Stat0175.pdf ...
-# is currently enforced at the 01:00 time of change. Because the local
-# "bar time" in the state corresponds to 02:00, a number of citations
-# are issued for the "sale of class 'B' alcohol after prohibited
-# hours" within the deviated hour of this change every year....
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER
Rule Chicago 1920 only - Jun 13 2:00 1:00 D
Rule Chicago 1920 1921 - Oct lastSun 2:00 0 S
@@ -328,16 +321,14 @@ Zone America/Chicago -5:50:36 - LMT 1883 Nov 18 12:09:24
Zone America/North_Dakota/Center -6:45:12 - LMT 1883 Nov 18 12:14:48
-7:00 US M%sT 1992 Oct 25 02:00
-6:00 US C%sT
-# Morton County, ND, switched from mountain to central time on
-# 2003-10-26, except for the area around Mandan which was already central time.
-# See <http://dmses.dot.gov/docimages/p63/135818.pdf>.
-# Officially this switch also included part of Sioux County, and
-# Jones, Mellette, and Todd Counties in South Dakota;
-# but in practice these other counties were already observing central time.
-# See <http://www.epa.gov/fedrgstr/EPA-IMPACT/2003/October/Day-28/i27056.htm>.
-Zone America/North_Dakota/New_Salem -6:45:39 - LMT 1883 Nov 18 12:14:21
- -7:00 US M%sT 2003 Oct 26 02:00
- -6:00 US C%sT
+# From Paul Eggert (2006-01-20):
+# The following is not implemented yet.
+# What is the most populous city in that area?
+# From http://www.statoids.com/tus.html (2006-01-20):
+# 2003-10-26 02:00: All of Morton County, ND, and the part of Sioux
+# County, ND east of ND route 31 moved from MT to CT. (The area
+# around Fort Yates in Sioux County and the area around Mandan in
+# Morton County were already in CT.)
# US mountain time, represented by Denver
#
@@ -416,8 +407,7 @@ Zone America/Yakutat 14:41:05 - LMT 1867 Oct 18
Zone America/Anchorage 14:00:24 - LMT 1867 Oct 18
-9:59:36 - LMT 1900 Aug 20 12:00
-10:00 - CAT 1942
- -10:00 US CAT/CAWT 1945 Aug 14 23:00u
- -10:00 US CAT/CAPT 1946 # Peace
+ -10:00 US CAT/CAWT 1946
-10:00 - CAT 1967 Apr
-10:00 - AHST 1969
-10:00 US AH%sT 1983 Oct 30 2:00
@@ -537,9 +527,9 @@ Zone America/Boise -7:44:49 - LMT 1883 Nov 18 12:15:11
# For a map of Indiana's time zone regions, see:
# <a href="http://www.mccsc.edu/time.html">
# What time is it in Indiana?
-# </a> (2006-03-01)
+# </a> (2005-10-30)
#
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2006-01-20):
# Since 1970, most of Indiana has been like America/Indiana/Indianapolis,
# with the following exceptions:
#
@@ -559,7 +549,6 @@ Zone America/Boise -7:44:49 - LMT 1883 Nov 18 12:15:11
#
# Shanks partitioned Indiana into 345 regions, each with its own time history,
# and wrote ``Even newspaper reports present contradictory information.''
-# Those Hoosiers! Such a flighty and changeable people!
# Fortunately, most of the complexity occurred before our cutoff date of 1970.
#
# Other than Indianapolis, the Indiana place names are so nondescript
@@ -569,10 +558,8 @@ Zone America/Boise -7:44:49 - LMT 1883 Nov 18 12:15:11
# From Paul Eggert (2005-08-16):
# http://www.mccsc.edu/time.html says that Indiana will use DST starting 2006.
-# From Nathan Stratton Treadway (2006-03-30):
-# http://www.dot.gov/affairs/dot0406.htm [3705 B]
# From Deborah Goldsmith (2006-01-18):
-# http://dmses.dot.gov/docimages/pdf95/382329_web.pdf [2.9 MB]
+# http://dmses.dot.gov/docimages/pdf95/382329_web.pdf
# From Paul Eggert (2006-01-20):
# It says "DOT is relocating the time zone boundary in Indiana to move Starke,
# Pulaski, Knox, Daviess, Martin, Pike, Dubois, and Perry Counties from the
@@ -638,7 +625,7 @@ Zone America/Indiana/Vincennes -5:50:07 - LMT 1883 Nov 18 12:09:53
-5:00 US E%sT 1971
-5:00 - EST 2006 Apr 2 2:00
-6:00 US C%sT
-#
+#
# Pike County, Indiana moved from central to eastern time in 1977,
# then switched back in 2006.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER
@@ -831,10 +818,10 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00
################################################################################
-# From Paul Eggert (2006-03-22):
-# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# From Paul Eggert (1999-10-29):
+# A good source for time zone historical data outside the US is
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -842,8 +829,8 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1990, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
#
# Other sources occasionally used include:
#
@@ -891,51 +878,9 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00
# From Paul Eggert (1994-11-22):
# Alas, this sort of thing must be handled by localization software.
-# Unless otherwise specified, the data for Canada are all from Shanks
-# & Pottenger.
-
-# From Chris Walton (2006-04-01):
-# The British Columbia government announced yesterday that it will
-# adjust daylight savings next year to align with changes in the
-# U.S. and the rest of Canada....
-# http://www2.news.gov.bc.ca/news_releases_2005-2009/2006AG0014-000330.htm
-
-# From Chris Walton (2006-04-25):
-# Daylight saving time will be extended by four weeks starting in 2007....
-# Here is a news release which was issued today by the Nova Scotia government:
-# http://www.gov.ns.ca/news/details.asp?id=20060425004
-
-# From Chris Walton (2006-06-26):
-# [For New Brunswick] the new legislation dictates that the time change is to
-# be done at 02:00 instead of 00:01.
-# http://www.gnb.ca/0062/acts/BBA-2006/Chap-19.pdf
-# ...
-# Manitoba has traditionally changed the clock every fall at 03:00.
-# As of 2006, the transition is to take place one hour earlier at 02:00.
-# http://web2.gov.mb.ca/laws/statutes/ccsm/o030e.php
-# ...
-# [Alberta, Ontario, Quebec] will follow US rules.
-# http://www.qp.gov.ab.ca/documents/Acts/2006CH03_UNPR.cfm?frm_isbn=0779744934
-# http://www.e-laws.gov.on.ca/DBLaws/Source/Regs/English/2006/R06111_e.htm
-# http://www.assnat.qc.ca/eng/37legislature2/Projets-loi/Publics/06-a002.htm
-# ...
-# P.E.I. will follow US rules. The new legislation is not law yet.
-# It passed first reading on April 20....
-# http://www.assembly.pe.ca/bills/pdf_first/62/3/bill-101.pdf
-# ...
-# Province of Newfoundland and Labrador.... The change is being considered.
-# http://www.releases.gov.nl.ca/releases/2006/mpa/0331n01.htm
-# ...
-# N.W.T. will follow US rules. Whoever maintains the government web site
-# does not seem to believe in bookmarks. To see the news release, click the
-# following link and search for "Daylight Savings Time Change". Press the
-# "Daylight Savings Time Change" link; it will fire off a popup using
-# JavaScript.
-# http://www.exec.gov.nt.ca/currentnews/currentPR.asp?mode=archive
-
-
-
-# From Paul Eggert (2006-04-25):
+# Unless otherwise specified, the data for Canada are all from Shanks.
+
+# From Paul Eggert (2005-12-21):
# H. David Matthews and Mary Vincent's map
# <a href="http://www.canadiangeographic.ca/Magazine/SO98/geomap.asp">
# "It's about TIME", _Canadian Geographic_ (September-October 1998)
@@ -947,10 +892,25 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00
# information about standard and daylight saving time zones in Canada.
# </a> (updated periodically).
# Its unofficial information is often taken from Matthews and Vincent.
-
-# From Paul Eggert (2006-06-27):
-# For now, assume all of DST-observing Canada will fall into line with the
-# new US DST rules,
+#
+# CBC News reported that Ontario and Manitoba have announced plans to
+# follow the US change, and that Nova Scotia is considering it; see
+# <http://www.cbc.ca/news/background/daylightsavingtime/> (2005-10-21).
+# CBC news also reported that Prince Edward Island is the first
+# province in Atlantic Canada to follow the US change, and that Quebec
+# had agreed; see <http://www.cbc.ca/pei/story/pe_daylight_20051207.html>
+# (2005-12-07).
+#
+# To reflect all this, the Canada and Winn rules have been adjusted to
+# agree with the 2007 US change. This means we assume most of Canada
+# will fall into line. However, Alberta, British Columbia,
+# Newfoundland, Northwest Territories, and Yukon already have separate
+# rules in our database, so for now we'll leave them alone, which
+# means that we currently assume these regions will not change their
+# rules and will disagree with the US starting in 2007. This
+# assumption is probably incorrect, with the possible exception of
+# Newfoundland. We plan to adjust the Edm, Vanc, StJohns, and NT_YK
+# rules as the corresponding provinces make their announcements.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Canada 1918 only - Apr 14 2:00 1:00 D
@@ -965,7 +925,7 @@ Rule Canada 2007 max - Mar Sun>=8 2:00 1:00 D
Rule Canada 2007 max - Nov Sun>=1 2:00 0 S
-# Newfoundland and Labrador
+# Newfoundland (and far southeast Labrador)
# From Paul Eggert (2000-10-02):
# Matthews and Vincent (1998) write that Labrador should use NST/NDT,
@@ -976,21 +936,20 @@ Rule Canada 2007 max - Nov Sun>=1 2:00 0 S
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule StJohns 1917 only - Apr 8 2:00 1:00 D
Rule StJohns 1917 only - Sep 17 2:00 0 S
-# Whitman gives 1919 Apr 5 and 1920 Apr 5; go with Shanks & Pottenger.
+# Whitman gives 1919 Apr 5 and 1920 Apr 5; go with Shanks.
Rule StJohns 1919 only - May 5 23:00 1:00 D
Rule StJohns 1919 only - Aug 12 23:00 0 S
-# For 1931-1935 Whitman gives Apr same date; go with Shanks & Pottenger.
+# For 1931-1935 Whitman gives Apr same date; go with Shanks.
Rule StJohns 1920 1935 - May Sun>=1 23:00 1:00 D
Rule StJohns 1920 1935 - Oct lastSun 23:00 0 S
-# For 1936-1941 Whitman gives May Sun>=8 and Oct Sun>=1; go with Shanks &
-# Pottenger.
+# For 1936-1941 Whitman gives May Sun>=8 and Oct Sun>=1; go with Shanks.
Rule StJohns 1936 1941 - May Mon>=9 0:00 1:00 D
Rule StJohns 1936 1941 - Oct Mon>=2 0:00 0 S
# Whitman gives the following transitions:
# 1942 03-01/12-31, 1943 05-30/09-05, 1944 07-10/09-02, 1945 01-01/10-07
-# but go with Shanks & Pottenger and assume they used Canadian rules.
+# but go with Shanks and assume they used Canadian rules.
# For 1946-9 Whitman gives May 5,4,9,1 - Oct 1,5,3,2, and for 1950 he gives
-# Apr 30 - Sep 24; go with Shanks & Pottenger.
+# Apr 30 - Sep 24; go with Shanks.
Rule StJohns 1946 1950 - May Sun>=8 2:00 1:00 D
Rule StJohns 1946 1950 - Oct Sun>=2 2:00 0 S
Rule StJohns 1951 1986 - Apr lastSun 2:00 1:00 D
@@ -1000,12 +959,9 @@ Rule StJohns 1960 1986 - Oct lastSun 2:00 0 S
# INMS (2000-09-12) says that, since 1988 at least, Newfoundland switches
# at 00:01 local time. For now, assume it started in 1987.
Rule StJohns 1987 only - Apr Sun>=1 0:01 1:00 D
-Rule StJohns 1987 2006 - Oct lastSun 0:01 0 S
+Rule StJohns 1987 max - Oct lastSun 0:01 0 S
Rule StJohns 1988 only - Apr Sun>=1 0:01 2:00 DD
-Rule StJohns 1989 2006 - Apr Sun>=1 0:01 1:00 D
-Rule StJohns 2007 max - Mar Sun>=8 0:01 1:00 D
-Rule StJohns 2007 max - Nov Sun>=1 0:01 0 S
-#
+Rule StJohns 1989 max - Apr Sun>=1 0:01 1:00 D
# St John's has an apostrophe, but Posix file names can't have apostrophes.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/St_Johns -3:30:52 - LMT 1884
@@ -1033,13 +989,12 @@ Zone America/Goose_Bay -4:01:40 - LMT 1884 # Happy Valley-Goose Bay
# west Labrador, Nova Scotia, Prince Edward I
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that since 1970 most of this region has been like
-# Halifax. Many locales did not observe peacetime DST until 1972;
+# From Paul Eggert (1996-06-12):
+# Shanks writes that since 1970 most of this region has been like Halifax.
+# Many locales did not observe peacetime DST until 1972;
# Glace Bay, NS is the largest that we know of.
-# Shanks & Pottenger also write that Liverpool, NS was the only town
-# in Canada to observe DST in 1971 but not 1970; for now we'll assume
-# this is a typo.
+# Shanks also writes that Liverpool, NS was the only town in Canada to observe
+# DST in 1971 but not 1970; for now we'll assume this is a typo.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Halifax 1916 only - Apr 1 0:00 1:00 D
@@ -1105,7 +1060,10 @@ Zone America/Glace_Bay -3:59:48 - LMT 1902 Jun 15
# <http://www.gnb.ca/0062/PDF-acts/t-06.pdf> says they change at 00:01, and
# <http://www.canlii.org/nb/laws/sta/t-6/20030127/whole.html> makes it
# clear that this has been the case since at least 1993.
-# For now, assume it started in 1993.
+# For now, assume it started in 1993. The Office of the Premier announced
+# <http://www.gnb.ca/cnb/news/pre/2005e1737pr.htm> (2005-12-23)
+# that they will bring forward proposed amendments to harmonize with the US;
+# for now assume that this will happen, but they'll still switch at 00:01.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Moncton 1933 1935 - Jun Sun>=8 1:00 1:00 D
@@ -1118,9 +1076,11 @@ Rule Moncton 1940 only - May 19 1:00 1:00 D
Rule Moncton 1941 only - May 4 1:00 1:00 D
Rule Moncton 1946 1972 - Apr lastSun 2:00 1:00 D
Rule Moncton 1946 1956 - Sep lastSun 2:00 0 S
-Rule Moncton 1957 1972 - Oct lastSun 2:00 0 S
+Rule Moncton 1956 1972 - Oct lastSun 2:00 0 S
Rule Moncton 1993 2006 - Apr Sun>=1 0:01 1:00 D
Rule Moncton 1993 2006 - Oct lastSun 0:01 0 S
+Rule Moncton 2007 max - Mar Sun>=8 0:01 1:00 D
+Rule Moncton 2007 max - Nov Sun>=1 0:01 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Moncton -4:19:08 - LMT 1883 Dec 9
-5:00 - EST 1902 Jun 15
@@ -1129,79 +1089,13 @@ Zone America/Moncton -4:19:08 - LMT 1883 Dec 9
-4:00 Canada A%sT 1946
-4:00 Moncton A%sT 1973
-4:00 Canada A%sT 1993
- -4:00 Moncton A%sT 2007
- -4:00 Canada A%sT
+ -4:00 Moncton A%sT
-# Quebec
-
-# From Paul Eggert (2006-07-09):
-# Shanks & Pottenger write that since 1970 most of Quebec has been
-# like Montreal.
-
-# From Paul Eggert (2006-06-27):
-# Matthews and Vincent (1998) also write that Quebec east of the -63
-# meridian is supposed to observe AST, but residents as far east as
-# Natashquan use EST/EDT, and residents east of Natashquan use AST.
-# In "Official time in Quebec" the Quebec department of justice writes in
-# http://www.justice.gouv.qc.ca/english/publications/generale/temps-regl-1-a.htm
-# that "The residents of the Municipality of the
-# Cote-Nord-du-Golfe-Saint-Laurent and the municipalities of Saint-Augustin,
-# Bonne-Esperance and Blanc-Sablon apply the Official Time Act as it is
-# written and use Atlantic standard time all year round. The same applies to
-# the residents of the Native facilities along the lower North Shore."
-# <http://www.assnat.qc.ca/eng/37legislature2/Projets-loi/Publics/06-a002.htm>
-# says this common practice was codified into law as of 2007.
-# For lack of better info, guess this practice began around 1970, contra to
-# Shanks & Pottenger who have this region observing AST/ADT.
+# Ontario, Quebec
-# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule Mont 1917 only - Mar 25 2:00 1:00 D
-Rule Mont 1917 only - Apr 24 0:00 0 S
-Rule Mont 1919 only - Mar 31 2:30 1:00 D
-Rule Mont 1919 only - Oct 25 2:30 0 S
-Rule Mont 1920 only - May 2 2:30 1:00 D
-Rule Mont 1920 1922 - Oct Sun>=1 2:30 0 S
-Rule Mont 1921 only - May 1 2:00 1:00 D
-Rule Mont 1922 only - Apr 30 2:00 1:00 D
-Rule Mont 1924 only - May 17 2:00 1:00 D
-Rule Mont 1924 1926 - Sep lastSun 2:30 0 S
-Rule Mont 1925 1926 - May Sun>=1 2:00 1:00 D
-# The 1927-to-1937 rules can be expressed more simply as
-# Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
-# Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
-# The rules below avoid use of 24:00
-# (which pre-1998 versions of zic cannot handle).
-Rule Mont 1927 only - May 1 0:00 1:00 D
-Rule Mont 1927 1932 - Sep lastSun 0:00 0 S
-Rule Mont 1928 1931 - Apr lastSun 0:00 1:00 D
-Rule Mont 1932 only - May 1 0:00 1:00 D
-Rule Mont 1933 1940 - Apr lastSun 0:00 1:00 D
-Rule Mont 1933 only - Oct 1 0:00 0 S
-Rule Mont 1934 1939 - Sep lastSun 0:00 0 S
-Rule Mont 1946 1973 - Apr lastSun 2:00 1:00 D
-Rule Mont 1945 1948 - Sep lastSun 2:00 0 S
-Rule Mont 1949 1950 - Oct lastSun 2:00 0 S
-Rule Mont 1951 1956 - Sep lastSun 2:00 0 S
-Rule Mont 1957 1973 - Oct lastSun 2:00 0 S
-
-# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone America/Blanc-Sablon -3:48:28 - LMT 1884
- -4:00 Canada A%sT 1970
- -4:00 - AST
-Zone America/Montreal -4:54:16 - LMT 1884
- -5:00 Mont E%sT 1918
- -5:00 Canada E%sT 1919
- -5:00 Mont E%sT 1942 Feb 9 2:00s
- -5:00 Canada E%sT 1946
- -5:00 Mont E%sT 1974
- -5:00 Canada E%sT
-
-
-# Ontario
-
-# From Paul Eggert (2006-07-09):
-# Shanks & Pottenger write that since 1970 most of Ontario has been like
-# Toronto.
+# From Paul Eggert (1996-06-12):
+# Shanks writes that since 1970 most of Ontario has been like Toronto,
+# and most of Quebec has been like Montreal.
# Thunder Bay skipped DST in 1973.
# Many smaller locales did not observe peacetime DST until 1974;
# Nipigon (EST) and Rainy River (CST) are the largest that we know of.
@@ -1231,46 +1125,50 @@ Zone America/Montreal -4:54:16 - LMT 1884
# says that Ontario east of 90W uses EST/EDT, and west of 90W uses CST/CDT.
# Officially Atikokan is therefore on CST/CDT, and most likely this report
# concerns a non-official time observed as a matter of local practice.
-#
+# For what it's worth, Shanks says that Atikokan has agreed with
+# Rainy River ever since standard time was introduced.
+
# From Paul Eggert (2000-10-02):
# Matthews and Vincent (1998) write that Atikokan, Pickle Lake, and
# New Osnaburgh observe CST all year, that Big Trout Lake observes
# CST/CDT, and that Upsala and Shebandowan observe EST/EDT, all in
# violation of the official Ontario rules.
-#
-# From Paul Eggert (2006-07-09):
-# Chris Walton (2006-07-06) mentioned an article by Stephanie MacLellan in the
-# 2005-07-21 Chronicle-Journal, which said:
-#
-# The clocks in Atikokan stay set on standard time year-round.
-# This means they spend about half the time on central time and
-# the other half on eastern time.
-#
-# For the most part, the system works, Mayor Dennis Brown said.
-#
-# "The majority of businesses in Atikokan deal more with Eastern
-# Canada, but there are some that deal with Western Canada," he
-# said. "I don't see any changes happening here."
-#
-# Walton also writes "Supposedly Pickle Lake and Mishkeegogamang
-# [New Osnaburgh] follow the same practice."
-
-# From Garry McKinnon (2006-07-14) via Chris Walton:
-# I chatted with a member of my board who has an outstanding memory
-# and a long history in Atikokan (and in the telecom industry) and he
-# can say for certain that Atikokan has been practicing the current
-# time keeping since 1952, at least.
-
-# From Paul Eggert (2006-07-17):
-# Shanks & Pottenger say that Atikokan has agreed with Rainy River
-# ever since standard time was introduced, but the information from
-# McKinnon sounds more authoritative. For now, assume that Atikokan
-# switched to EST immediately after WWII era daylight saving time
-# ended. This matches the old (less-populous) America/Coral_Harbour
-# entry since our cutoff date of 1970, so we can move
-# America/Coral_Harbour to the 'backward' file.
+# They also write that Quebec east of the -63 meridian is supposed to
+# observe AST, but residents as far east as Natashquan use EST/EDT,
+# and residents east of Natashquan use AST.
+# We probably need Zones for far east Quebec and for Atikokan,
+# but we don't know when their practices started.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
+Rule Mont 1917 only - Mar 25 2:00 1:00 D
+Rule Mont 1917 only - Apr 24 0:00 0 S
+Rule Mont 1919 only - Mar 31 2:30 1:00 D
+Rule Mont 1919 only - Oct 25 2:30 0 S
+Rule Mont 1920 only - May 2 2:30 1:00 D
+Rule Mont 1920 1922 - Oct Sun>=1 2:30 0 S
+Rule Mont 1921 only - May 1 2:00 1:00 D
+Rule Mont 1922 only - Apr 30 2:00 1:00 D
+Rule Mont 1924 only - May 17 2:00 1:00 D
+Rule Mont 1924 1926 - Sep lastSun 2:30 0 S
+Rule Mont 1925 1926 - May Sun>=1 2:00 1:00 D
+# The 1927-to-1937 rules can be expressed more simply as
+# Rule Mont 1927 1937 - Apr lastSat 24:00 1:00 D
+# Rule Mont 1927 1937 - Sep lastSat 24:00 0 S
+# The rules below avoid use of 24:00
+# (which pre-1998 versions of zic cannot handle).
+Rule Mont 1927 only - May 1 0:00 1:00 D
+Rule Mont 1927 1932 - Sep lastSun 0:00 0 S
+Rule Mont 1928 1931 - Apr lastSun 0:00 1:00 D
+Rule Mont 1932 only - May 1 0:00 1:00 D
+Rule Mont 1933 1940 - Apr lastSun 0:00 1:00 D
+Rule Mont 1933 only - Oct 1 0:00 0 S
+Rule Mont 1934 1939 - Sep lastSun 0:00 0 S
+Rule Mont 1946 1973 - Apr lastSun 2:00 1:00 D
+Rule Mont 1945 1948 - Sep lastSun 2:00 0 S
+Rule Mont 1949 1950 - Oct lastSun 2:00 0 S
+Rule Mont 1951 1956 - Sep lastSun 2:00 0 S
+Rule Mont 1957 1973 - Oct lastSun 2:00 0 S
+
Rule Toronto 1919 only - Mar 30 23:30 1:00 D
Rule Toronto 1919 only - Oct 26 0:00 0 S
Rule Toronto 1920 only - May 2 2:00 1:00 D
@@ -1278,8 +1176,7 @@ Rule Toronto 1920 only - Sep 26 0:00 0 S
Rule Toronto 1921 only - May 15 2:00 1:00 D
Rule Toronto 1921 only - Sep 15 2:00 0 S
Rule Toronto 1922 1923 - May Sun>=8 2:00 1:00 D
-# Shanks & Pottenger say 1923-09-19; assume it's a typo and that "-16"
-# was meant.
+# Shanks says 1923-09-19; assume it's a typo and that "-16" was meant.
Rule Toronto 1922 1926 - Sep Sun>=15 2:00 0 S
Rule Toronto 1924 1927 - May Sun>=1 2:00 1:00 D
# The 1927-to-1939 rules can be expressed more simply as
@@ -1303,10 +1200,9 @@ Rule Toronto 1949 only - Nov lastSun 0:00 0 S
Rule Toronto 1950 1973 - Apr lastSun 2:00 1:00 D
Rule Toronto 1950 only - Nov lastSun 2:00 0 S
Rule Toronto 1951 1956 - Sep lastSun 2:00 0 S
-# Shanks & Pottenger say Toronto ended DST a week early in 1971,
-# namely on 1971-10-24, but Mark Brader wrote (2003-05-31) that this
-# is wrong, and that he had confirmed it by checking the 1971-10-30
-# Toronto Star, which said that DST was ending 1971-10-31 as usual.
+# Shanks says Toronto ended DST a week early in 1971, namely on 1971-10-24,
+# but Mark Brader wrote (2003-05-31) that he checked the 1971-10-30 issue
+# of the Toronto Star, and it said that DST ended 1971-10-31 as usual.
Rule Toronto 1957 1973 - Oct lastSun 2:00 0 S
# From Paul Eggert (2003-07-27):
@@ -1328,6 +1224,13 @@ Rule Toronto 1957 1973 - Oct lastSun 2:00 0 S
# months for the remainder of the war years.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
+Zone America/Montreal -4:54:16 - LMT 1884
+ -5:00 Mont E%sT 1918
+ -5:00 Canada E%sT 1919
+ -5:00 Mont E%sT 1942 Feb 9 2:00s
+ -5:00 Canada E%sT 1946
+ -5:00 Mont E%sT 1974
+ -5:00 Canada E%sT
Zone America/Toronto -5:17:32 - LMT 1895
-5:00 Canada E%sT 1919
-5:00 Toronto E%sT 1942 Feb 9 2:00s
@@ -1345,38 +1248,14 @@ Zone America/Nipigon -5:53:04 - LMT 1895
-5:00 Canada E%sT 1940 Sep 29
-5:00 1:00 EDT 1942 Feb 9 2:00s
-5:00 Canada E%sT
-Zone America/Rainy_River -6:18:16 - LMT 1895
+Zone America/Rainy_River -6:17:56 - LMT 1895
-6:00 Canada C%sT 1940 Sep 29
-6:00 1:00 CDT 1942 Feb 9 2:00s
-6:00 Canada C%sT
-Zone America/Atikokan -6:06:28 - LMT 1895
- -6:00 Canada C%sT 1940 Sep 29
- -6:00 1:00 CDT 1942 Feb 9 2:00s
- -6:00 Canada C%sT 1945 Sep 30 2:00
- -5:00 - EST
# Manitoba
-# From Rob Douglas (2006-04-06):
-# the old Manitoba Time Act - as amended by Bill 2, assented to
-# March 27, 1987 ... said ...
-# "between two o'clock Central Standard Time in the morning of
-# the first Sunday of April of each year and two o'clock Central
-# Standard Time in the morning of the last Sunday of October next
-# following, one hour in advance of Central Standard Time."...
-# I believe that the English legislation [of the old time act] had =
-# been assented to (March 22, 1967)....
-# Also, as far as I can tell, there was no order-in-council varying
-# the time of Daylight Saving Time for 2005 and so the provisions of
-# the 1987 version would apply - the changeover was at 2:00 Central
-# Standard Time (i.e. not until 3:00 Central Daylight Time).
-
-# From Paul Eggert (2006-04-10):
-# Shanks & Pottenger say Manitoba switched at 02:00 (not 02:00s)
-# starting 1966. Since 02:00s is clearly correct for 1967 on, assume
-# it was also 02:00s in 1966.
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Winn 1916 only - Apr 23 0:00 1:00 D
Rule Winn 1916 only - Sep 17 0:00 0 S
@@ -1399,13 +1278,18 @@ Rule Winn 1959 only - Oct lastSun 2:00 0 S
Rule Winn 1960 only - Sep lastSun 2:00 0 S
Rule Winn 1963 only - Apr lastSun 2:00 1:00 D
Rule Winn 1963 only - Sep 22 2:00 0 S
-Rule Winn 1966 1986 - Apr lastSun 2:00s 1:00 D
-Rule Winn 1966 2005 - Oct lastSun 2:00s 0 S
-Rule Winn 1987 2005 - Apr Sun>=1 2:00s 1:00 D
+Rule Winn 1966 1986 - Apr lastSun 2:00 1:00 D
+Rule Winn 1966 1986 - Oct lastSun 2:00 0 S
+Rule Winn 1987 2006 - Apr Sun>=1 2:00s 1:00 D
+# From Paul Eggert (2000-10-02):
+# INMS (2000-09-12) says that, since 1988 at least, Manitoba switches from
+# DST at 03:00 local time. For now, assume it started in 1987.
+Rule Winn 1987 2006 - Oct lastSun 2:00s 0 S
+Rule Winn 2007 max - Mar Sun>=8 2:00s 1:00 D
+Rule Winn 2007 max - Nov Sun>=1 2:00s 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Winnipeg -6:28:36 - LMT 1887 Jul 16
- -6:00 Winn C%sT 2006
- -6:00 Canada C%sT
+ -6:00 Winn C%sT
# Saskatchewan
@@ -1424,8 +1308,8 @@ Zone America/Winnipeg -6:28:36 - LMT 1887 Jul 16
# Willett (1914-03) notes that DST "has been in operation ... in the
# City of Moose Jaw, Saskatchewan, for one year."
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger say that since 1970 this region has mostly been as Regina.
+# From Paul Eggert (2000-10-02):
+# Shanks writes that since 1970 most of this region has been like Regina.
# Some western towns (e.g. Swift Current) switched from MST/MDT to CST in 1972.
# Other western towns (e.g. Lloydminster) are like Edmonton.
# Matthews and Vincent (1998) write that Denare Beach and Creighton
@@ -1457,11 +1341,6 @@ Zone America/Winnipeg -6:28:36 - LMT 1887 Jul 16
# rules any more; all other districts appear to have used CST year round
# since sometime in the 1960s.
-# From Chris Walton (2006-06-26):
-# The Saskatchewan time act which was last updated in 1996 is about 30 pages
-# long and rather painful to read.
-# http://www.qp.gov.sk.ca/documents/English/Statutes/Statutes/T14.pdf
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Regina 1918 only - Apr 14 2:00 1:00 D
Rule Regina 1918 only - Oct 31 2:00 0 S
@@ -1516,18 +1395,17 @@ Rule Edm 1967 only - Oct lastSun 2:00 0 S
Rule Edm 1969 only - Apr lastSun 2:00 1:00 D
Rule Edm 1969 only - Oct lastSun 2:00 0 S
Rule Edm 1972 1986 - Apr lastSun 2:00 1:00 D
-Rule Edm 1972 2006 - Oct lastSun 2:00 0 S
+Rule Edm 1972 max - Oct lastSun 2:00 0 S
+Rule Edm 1987 max - Apr Sun>=1 2:00 1:00 D
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Edmonton -7:33:52 - LMT 1906 Sep
- -7:00 Edm M%sT 1987
- -7:00 Canada M%sT
+ -7:00 Edm M%sT
# British Columbia
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that since 1970 most of this region has
-# been like Vancouver.
+# From Paul Eggert (2000-10-02):
+# Shanks writes that since 1970 most of this region has been like Vancouver.
# Dawson Creek uses MST. Much of east BC is like Edmonton.
# Matthews and Vincent (1998) write that Creston is like Dawson Creek.
@@ -1540,11 +1418,11 @@ Rule Vanc 1945 only - Sep 30 2:00 0 S
Rule Vanc 1946 1986 - Apr lastSun 2:00 1:00 D
Rule Vanc 1946 only - Oct 13 2:00 0 S
Rule Vanc 1947 1961 - Sep lastSun 2:00 0 S
-Rule Vanc 1962 2006 - Oct lastSun 2:00 0 S
+Rule Vanc 1962 max - Oct lastSun 2:00 0 S
+Rule Vanc 1987 max - Apr Sun>=1 2:00 1:00 D
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Vancouver -8:12:28 - LMT 1884
- -8:00 Vanc P%sT 1987
- -8:00 Canada P%sT
+ -8:00 Vanc P%sT
Zone America/Dawson_Creek -8:00:56 - LMT 1884
-8:00 Canada P%sT 1947
-8:00 Vanc P%sT 1972 Aug 30 2:00
@@ -1553,7 +1431,7 @@ Zone America/Dawson_Creek -8:00:56 - LMT 1884
# Northwest Territories, Nunavut, Yukon
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-10-29):
# Dawson switched to PST in 1973. Inuvik switched to MST in 1979.
# Mathew Englander (1996-10-07) gives the following refs:
# * 1967. Paragraph 28(34)(g) of the Interpretation Act, S.C. 1967-68,
@@ -1562,12 +1440,7 @@ Zone America/Dawson_Creek -8:00:56 - LMT 1884
# * C.O. 1973/214 switched Yukon to PST on 1973-10-28 00:00.
# * O.I.C. 1980/02 established DST.
# * O.I.C. 1987/056 changed DST to Apr firstSun 2:00 to Oct lastSun 2:00.
-# Shanks & Pottenger say Yukon's 1973-10-28 switch was at 2:00; go
-# with Englander.
-# From Chris Walton (2006-06-26):
-# Here is a link to the old daylight saving portion of the interpretation
-# act which was last updated in 1987:
-# http://www.gov.yk.ca/legislation/regs/oic1987_056.pdf
+# Shanks says Yukon's 1973-10-28 switch was at 2:00; go with Englander.
# From Rives McDow (1999-09-04):
# Nunavut ... moved ... to incorporate the whole territory into one time zone.
@@ -1676,10 +1549,6 @@ Zone America/Dawson_Creek -8:00:56 - LMT 1884
# For lack of better information, assume that Southampton Island observed
# daylight saving only during wartime.
-# From Chris Walton (2006-07-19):
-# The government of Yukon Territory ... recently announced it will extend
-# daylight saving in 2007.... http://www.gov.yk.ca/news/2006/06-164.html
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule NT_YK 1918 only - Apr 14 2:00 1:00 D
Rule NT_YK 1918 only - Oct 27 2:00 0 S
@@ -1691,8 +1560,8 @@ Rule NT_YK 1945 only - Sep 30 2:00 0 S
Rule NT_YK 1965 only - Apr lastSun 0:00 2:00 DD
Rule NT_YK 1965 only - Oct lastSun 2:00 0 S
Rule NT_YK 1980 1986 - Apr lastSun 2:00 1:00 D
-Rule NT_YK 1980 2006 - Oct lastSun 2:00 0 S
-Rule NT_YK 1987 2006 - Apr Sun>=1 2:00 1:00 D
+Rule NT_YK 1980 max - Oct lastSun 2:00 0 S
+Rule NT_YK 1987 max - Apr Sun>=1 2:00 1:00 D
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Pangnirtung -4:22:56 - LMT 1884
-4:00 NT_YK A%sT 1995 Apr Sun>=1 2:00
@@ -1703,11 +1572,10 @@ Zone America/Iqaluit -4:33:52 - LMT 1884 # Frobisher Bay before 1987
-5:00 NT_YK E%sT 1999 Oct 31 2:00
-6:00 Canada C%sT 2000 Oct 29 2:00
-5:00 Canada E%sT
-# Now subsumed by America/Atikokan.
-#Zone America/Coral_Harbour -5:32:40 - LMT 1884
-# -5:00 NT_YK E%sT 1946
-# -5:00 - EST
-Zone America/Rankin_Inlet -6:08:20 - LMT 1884
+Zone America/Coral_Harbour -5:32:40 - LMT 1884
+ -5:00 NT_YK E%sT 1946
+ -5:00 - EST
+Zone America/Rankin_Inlet -6:08:40 - LMT 1884
-6:00 NT_YK C%sT 2000 Oct 29 2:00
-5:00 - EST 2001 Apr 1 3:00
-6:00 Canada C%sT
@@ -1718,20 +1586,16 @@ Zone America/Cambridge_Bay -7:00:20 - LMT 1884
-6:00 - CST 2001 Apr 1 3:00
-7:00 Canada M%sT
Zone America/Yellowknife -7:37:24 - LMT 1884
- -7:00 NT_YK M%sT 1980
- -7:00 Canada M%sT
-Zone America/Inuvik -8:54:52 - LMT 1884
+ -7:00 NT_YK M%sT
+Zone America/Inuvik -8:54:00 - LMT 1884
-8:00 NT_YK P%sT 1979 Apr lastSun 2:00
- -7:00 NT_YK M%sT 1980
- -7:00 Canada M%sT
+ -7:00 NT_YK M%sT
Zone America/Whitehorse -9:00:12 - LMT 1900 Aug 20
-9:00 NT_YK Y%sT 1966 Jul 1 2:00
- -8:00 NT_YK P%sT 1980
- -8:00 Canada P%sT
+ -8:00 NT_YK P%sT
Zone America/Dawson -9:17:40 - LMT 1900 Aug 20
-9:00 NT_YK Y%sT 1973 Oct 28 0:00
- -8:00 NT_YK P%sT 1980
- -8:00 Canada P%sT
+ -8:00 NT_YK P%sT
###############################################################################
@@ -1745,12 +1609,16 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20
# history of Mexican local time (in Spanish)
# </a>.
#
-# Here are the discrepancies between Shanks & Pottenger (S&P) and the MLoC.
+# Here are the discrepancies between Shanks and the MLoC.
# (In all cases we go with the MLoC.)
-# S&P report that Baja was at -8:00 in 1922/1923.
-# S&P say the 1930 transition in Baja was 1930-11-16.
-# S&P report no DST during summer 1931.
-# S&P report a transition at 1932-03-30 23:00, not 1932-04-01.
+# Shanks reports that Baja was at -8:00 in 1922/1923.
+# Shanks says the 1930 transition in Baja was 1930-11-16.
+# Shanks reports no DST during summer 1931.
+# Shanks reports a transition at 1932-03-30 23:00, not 1932-04-01.
+# Shanks does not report transitions for Baja in 1945 or 1948.
+# Shanks reports southern Mexico transitions on 1981-12-01, not 12-23.
+# Shanks says Quintana Roo switched to -6:00 on 1982-12-02, and to -5:00
+# on 1997-10-26 at 02:00.
# From Gwillim Law (2001-02-20):
# There are some other discrepancies between the Decrees page and the
@@ -1758,6 +1626,10 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20
# the researchers who prepared the Decrees page failed to find some of
# the relevant documents.
+# From Paul Eggert (2000-07-26):
+# Shanks gives 1942-04-01 instead of 1942-04-24, and omits the 1981
+# and 1988 DST experiments. Go with spin.com.mx.
+
# From Alan Perry (1996-02-15):
# A guy from our Mexico subsidiary finally found the Presidential Decree
# outlining the timezone changes in Mexico.
@@ -1957,8 +1829,7 @@ Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56
-8:00 - PST 1931 Apr 1
-8:00 1:00 PDT 1931 Sep 30
-8:00 - PST 1942 Apr 24
- -8:00 1:00 PWT 1945 Aug 14 23:00u
- -8:00 1:00 PPT 1945 Nov 12 # Peace
+ -8:00 1:00 PWT 1945 Nov 12
-8:00 - PST 1948 Apr 5
-8:00 1:00 PDT 1949 Jan 14
-8:00 - PST 1954
@@ -1968,13 +1839,12 @@ Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56
-8:00 Mexico P%sT 2001
-8:00 US P%sT 2002 Feb 20
-8:00 Mexico P%sT
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2001-03-05):
# Formerly there was an America/Ensenada zone, which differed from
# America/Tijuana only in that it did not observe DST from 1976
-# through 1995. This was as per Shanks (1999). But Shanks & Pottenger say
-# Ensenada did not observe DST from 1948 through 1975. Guy Harris reports
+# through 1995. This was as per Shanks. However, Guy Harris reports
# that the 1987 OAG says "Only Ensenada, Mexicale, San Felipe and
-# Tijuana observe DST," which agrees with Shanks & Pottenger but implies that
+# Tijuana observe DST," which contradicts Shanks but does imply that
# DST-observance was a town-by-town matter back then. This concerns
# data after 1970 so most likely there should be at least one Zone
# other than America/Tijuana for Baja, but it's not clear yet what its
@@ -2018,7 +1888,7 @@ Zone America/Barbados -3:58:28 - LMT 1924 # Bridgetown
-4:00 Barb A%sT
# Belize
-# Whitman entirely disagrees with Shanks; go with Shanks & Pottenger.
+# Whitman entirely disagrees with Shanks; go with Shanks.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Belize 1918 1942 - Oct Sun>=2 0:00 0:30 HD
Rule Belize 1919 1943 - Feb Sun>=9 0:00 0 S
@@ -2031,20 +1901,10 @@ Zone America/Belize -5:52:48 - LMT 1912 Apr
-6:00 Belize C%sT
# Bermuda
-
-# From Dan Jones, reporting in The Royal Gazette (2006-06-26):
-
-# Next year, however, clocks in the US will go forward on the second Sunday
-# in March, until the first Sunday in November. And, after the Time Zone
-# (Seasonal Variation) Bill 2006 was passed in the House of Assembly on
-# Friday, the same thing will happen in Bermuda.
-# http://www.theroyalgazette.com/apps/pbcs.dll/article?AID=/20060529/NEWS/105290135
-
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Atlantic/Bermuda -4:19:04 - LMT 1930 Jan 1 2:00 # Hamilton
-4:00 - AST 1974 Apr 28 2:00
- -4:00 Bahamas A%sT 1976
- -4:00 US A%sT
+ -4:00 Bahamas A%sT
# Cayman Is
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -2057,8 +1917,7 @@ Zone America/Cayman -5:25:32 - LMT 1890 # Georgetown
Rule CR 1979 1980 - Feb lastSun 0:00 1:00 D
Rule CR 1979 1980 - Jun Sun>=1 0:00 0 S
Rule CR 1991 1992 - Jan Sat>=15 0:00 1:00 D
-# IATA SSIM (1991-09) says the following was at 1:00;
-# go with Shanks & Pottenger.
+# IATA SSIM (1991-09) says the following was at 1:00; go with Shanks.
Rule CR 1991 only - Jul 1 0:00 0 S
Rule CR 1992 only - Mar 15 0:00 0 S
# There are too many San Joses elsewhere, so we'll use `Costa Rica'.
@@ -2084,26 +1943,18 @@ Zone America/Costa_Rica -5:36:20 - LMT 1890 # San Jose
# From Evert van der Veer via Steffen Thorsen (2004-10-28):
# Cuba is not going back to standard time this year.
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2004-10-28):
# http://www.granma.cu/ingles/2004/septiembre/juev30/41medid-i.html
# says that it's due to a problem at the Antonio Guiteras
# thermoelectric plant, and says "This October there will be no return
# to normal hours (after daylight saving time)".
-# For now, let's assume that it's a temporary measure.
+# For now, let's assume that it's a one-year temporary measure.
# From Carlos A. Carnero Delgado (2005-11-12):
# This year (just like in 2004-2005) there's no change in time zone
# adjustment in Cuba. We will stay in daylight saving time:
# http://www.granma.cu/espanol/2005/noviembre/mier9/horario.html
-# From Jesper Norgaard Welen (2006-10-21):
-# An article in GRANMA INTERNACIONAL claims that Cuba will end
-# the 3 years of permanent DST next weekend, see
-# http://www.granma.cu/ingles/2006/octubre/lun16/43horario.html
-# "On Saturday night, October 28 going into Sunday, October 29, at 01:00,
-# watches should be set back one hour -- going back to 00:00 hours -- returning
-# to the normal schedule....
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Cuba 1928 only - Jun 10 0:00 1:00 D
Rule Cuba 1928 only - Oct 10 0:00 0 S
@@ -2182,7 +2033,6 @@ Zone America/Santo_Domingo -4:39:36 - LMT 1890
-4:00 - AST
# El Salvador
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Salv 1987 1988 - May Sun>=1 0:00 1:00 D
Rule Salv 1987 1988 - Sep lastSun 0:00 0 S
@@ -2203,19 +2053,6 @@ Zone America/Guadeloupe -4:06:08 - LMT 1911 Jun 8 # Pointe a Pitre
-4:00 - AST
# Guatemala
-#
-# From Gwillim Law (2006-04-22), after a heads-up from Oscar van Vlijmen:
-# Diario Co Latino, at
-# http://www.diariocolatino.com/internacionales/detalles.asp?NewsID=8079,
-# says in an article dated 2006-04-19 that the Guatemalan government had
-# decided on that date to advance official time by 60 minutes, to lessen the
-# impact of the elevated cost of oil.... Daylight saving time will last from
-# 2006-04-29 24:00 (Guatemalan standard time) to 2006-09-30 (time unspecified).
-# From Paul Eggert (2006-06-22):
-# The Ministry of Energy and Mines, press release CP-15/2006
-# (2006-04-19), says DST ends at 24:00. See
-# <http://www.sieca.org.gt/Sitio_publico/Energeticos/Doc/Medidas/Cambio_Horario_Nac_190406.pdf>.
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Guat 1973 only - Nov 25 0:00 1:00 D
Rule Guat 1974 only - Feb 24 0:00 0 S
@@ -2223,8 +2060,6 @@ Rule Guat 1983 only - May 21 0:00 1:00 D
Rule Guat 1983 only - Sep 22 0:00 0 S
Rule Guat 1991 only - Mar 23 0:00 1:00 D
Rule Guat 1991 only - Sep 7 0:00 0 S
-Rule Guat 2006 only - Apr 30 0:00 1:00 D
-Rule Guat 2006 only - Oct 1 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Guatemala -6:02:04 - LMT 1918 Oct 5
-6:00 Guat C%sT
@@ -2249,67 +2084,26 @@ Zone America/Guatemala -6:02:04 - LMT 1918 Oct 5
# October 2005.
#
# "Port-au-Prince, March 31, 2005"
-#
-# From Steffen Thorsen (2006-04-04):
-# I have been informed by users that Haiti observes DST this year like
-# last year, so the current "only" rule for 2005 might be changed to a
-# "max" rule or to last until 2006. (Who knows if they will observe DST
-# next year or if they will extend their DST like US/Canada next year).
-#
-# I have found this article about it (in French):
-# http://www.haitipressnetwork.com/news.cfm?articleID=7612
-#
-# The reason seems to be an energy crisis.
-
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Haiti 1983 only - May 8 0:00 1:00 D
Rule Haiti 1984 1987 - Apr lastSun 0:00 1:00 D
Rule Haiti 1983 1987 - Oct lastSun 0:00 0 S
-# Shanks & Pottenger say AT is 2:00, but IATA SSIM (1991/1997) says 1:00s.
-# Go with IATA.
+# Shanks says AT is 2:00, but IATA SSIM (1991/1997) says 1:00s. Go with IATA.
Rule Haiti 1988 1997 - Apr Sun>=1 1:00s 1:00 D
Rule Haiti 1988 1997 - Oct lastSun 1:00s 0 S
-Rule Haiti 2005 max - Apr Sun>=1 0:00 1:00 D
-Rule Haiti 2005 max - Oct lastSun 0:00 0 S
+Rule Haiti 2005 only - Apr Sun>=1 0:00 1:00 D
+Rule Haiti 2005 only - Oct lastSun 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Port-au-Prince -4:49:20 - LMT 1890
-4:49 - PPMT 1917 Jan 24 12:00 # P-a-P MT
-5:00 Haiti E%sT
# Honduras
-# Shanks & Pottenger say 1921 Jan 1; go with Whitman's more precise Apr 1.
-
-# From Paul Eggert (2006-05-05):
-# worldtimezone.com reports a 2006-05-02 Spanish-language AP article
-# saying Honduras will start using DST midnight Saturday, effective 4
-# months until September. La Tribuna reported today
-# <http://www.latribuna.hn/99299.html> that Manuel Zelaya, the president
-# of Honduras, refused to back down on this.
-
-# From Jesper Norgaard Welen (2006-08-08):
-# It seems that Honduras has returned from DST to standard time this Monday at
-# 00:00 hours (prolonging Sunday to 25 hours duration).
-# http://www.worldtimezone.com/dst_news/dst_news_honduras04.html
-
-# From Paul Eggert (2006-08-08):
-# Also see Diario El Heraldo, The country returns to standard time (2006-08-08)
-# <http://www.elheraldo.hn/nota.php?nid=54941&sec=12>.
-# It mentions executive decree 18-2006.
-
-# From Steffen Thorsen (2006-08-17):
-# Honduras will observe DST from 2007 to 2009, exact dates are not
-# published, I have located this authoritative source:
-# http://www.presidencia.gob.hn/noticia.aspx?nId=47
-
-# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule Hond 1987 1988 - May Sun>=1 0:00 1:00 D
-Rule Hond 1987 1988 - Sep lastSun 0:00 0 S
-Rule Hond 2006 2009 - May Sun>=1 0:00 1:00 D
-Rule Hond 2006 2009 - Aug Mon>=1 0:00 0 S
+# Shanks says 1921 Jan 1; go with Whitman's more precise Apr 1.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Tegucigalpa -5:48:52 - LMT 1921 Apr
- -6:00 Hond C%sT
+ -6:00 Salv C%sT
#
# Great Swan I ceded by US to Honduras in 1972
@@ -2321,7 +2115,7 @@ Zone America/Tegucigalpa -5:48:52 - LMT 1921 Apr
# From U. S. Naval Observatory (1989-01-19):
# JAMAICA 5 H BEHIND UTC
-# From Shanks & Pottenger:
+# From Shanks:
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Jamaica -5:07:12 - LMT 1890 # Kingston
-5:07:12 - KMT 1912 Feb # Kingston Mean Time
@@ -2338,16 +2132,18 @@ Zone America/Martinique -4:04:20 - LMT 1890 # Fort-de-France
-4:00 - AST
# Montserrat
-# From Paul Eggert (2006-03-22):
-# In 1995 volcanic eruptions forced evacuation of Plymouth, the capital.
-# world.gazetteer.com says Cork Hill is the most populous location now.
+# From Paul Eggert (1997-08-31):
+# Recent volcanic eruptions have forced evacuation of Plymouth, the capital.
+# Luckily, Olveston, the current de facto capital, has the same longitude.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone America/Montserrat -4:08:52 - LMT 1911 Jul 1 0:01 # Cork Hill
+Zone America/Montserrat -4:08:52 - LMT 1911 Jul 1 0:01 # Olveston
-4:00 - AST
# Nicaragua
#
-# This uses Shanks & Pottenger for times before 2005.
+# From Steffen Thorsen (1998-12-29):
+# Nicaragua seems to be back at -6:00 but I have not been able to find when
+# they changed from -5:00.
#
# From Steffen Thorsen (2005-04-12):
# I've got reports from 8 different people that Nicaragua just started
@@ -2361,7 +2157,8 @@ Zone America/Montserrat -4:08:52 - LMT 1911 Jul 1 0:01 # Cork Hill
#
# From Paul Eggert (2005-05-01):
# The decree doesn't say anything about daylight saving, but for now let's
-# assume that it is daylight saving....
+# assume that it is daylight saving and that they'll switch back on the
+# 3rd Sunday in September.
#
# From Gwillim Law (2005-04-21):
# The Associated Press story on the time change, which can be found at
@@ -2379,35 +2176,20 @@ Zone America/Montserrat -4:08:52 - LMT 1911 Jul 1 0:01 # Cork Hill
# http://www.presidencia.gob.ni/presidencia/files_index/secretaria/comunicados/2005/septiembre/26septiembre-cambio-hora.htm
# (2005-09-26)
#
-# From Jesper Norgaard Welen (2006-05-05):
-# http://www.elnuevodiario.com.ni/2006/05/01/nacionales/18410
-# (my informal translation)
-# By order of the president of the republic, Enrique Bolanos, Nicaragua
-# advanced by sixty minutes their official time, yesterday at 2 in the
-# morning, and will stay that way until 30.th. of september.
-#
-# From Jesper Norgaard Welen (2006-09-30):
-# http://www.presidencia.gob.ni/buscador_gaceta/BD/DECRETOS/2006/D-063-2006P-PRN-Cambio-Hora.pdf
-# My informal translation runs:
-# The natural sun time is restored in all the national territory, in that the
-# time is returned one hour at 01:00 am of October 1 of 2006.
-#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Nic 1979 1980 - Mar Sun>=16 0:00 1:00 D
Rule Nic 1979 1980 - Jun Mon>=23 0:00 0 S
+Rule Nic 1992 only - Jan 1 4:00 1:00 D
+Rule Nic 1992 only - Sep 24 0:00 0 S
Rule Nic 2005 only - Apr 10 0:00 1:00 D
-Rule Nic 2005 only - Oct Sun>=1 0:00 0 S
-Rule Nic 2006 only - Apr 30 2:00 1:00 D
-Rule Nic 2006 only - Oct Sun>=1 1:00 0 S
+Rule Nic 2005 only - Oct 2 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Managua -5:45:08 - LMT 1890
-5:45:12 - MMT 1934 Jun 23 # Managua Mean Time?
-6:00 - CST 1973 May
-5:00 - EST 1975 Feb 16
- -6:00 Nic C%sT 1992 Jan 1 4:00
- -5:00 - EST 1992 Sep 24
- -6:00 - CST 1993
- -5:00 - EST 1997
+ -6:00 Nic C%sT 1993 Jan 1 4:00
+ -5:00 - EST 1998 Dec
-6:00 Nic C%sT
# Panama
@@ -2421,7 +2203,7 @@ Zone America/Panama -5:18:08 - LMT 1890
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Puerto_Rico -4:24:25 - LMT 1899 Mar 28 12:00 # San Juan
-4:00 - AST 1942 May 3
- -4:00 US A%sT 1946
+ -4:00 1:00 AWT 1945 Sep 30 2:00
-4:00 - AST
# St Kitts-Nevis
@@ -2450,8 +2232,8 @@ Zone America/St_Vincent -4:04:56 - LMT 1890 # Kingstown
-4:00 - AST
# Turks and Caicos
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger say they use US DST rules, but IATA SSIM (1991/1998)
+# From Paul Eggert (1998-08-06):
+# Shanks says they use US DST rules, but IATA SSIM (1991/1998)
# says they switch at midnight. Go with IATA SSIM.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule TC 1979 1986 - Apr lastSun 0:00 1:00 D
diff --git a/timezone/private.h b/timezone/private.h
index 2837b70c10..d9f232c8e3 100644
--- a/timezone/private.h
+++ b/timezone/private.h
@@ -21,7 +21,7 @@
#ifndef lint
#ifndef NOID
-static char privatehid[] = "@(#)private.h 8.2";
+static char privatehid[] = "@(#)private.h 7.55";
#endif /* !defined NOID */
#endif /* !defined lint */
@@ -89,7 +89,7 @@ static char privatehid[] = "@(#)private.h 8.2";
#include "stdio.h"
#include "errno.h"
#include "string.h"
-#include "limits.h" /* for CHAR_BIT et al. */
+#include "limits.h" /* for CHAR_BIT */
#include "time.h"
#include "stdlib.h"
@@ -125,51 +125,20 @@ static char privatehid[] = "@(#)private.h 8.2";
#define is_digit(c) ((unsigned)(c) - '0' <= 9)
/*
-** Define HAVE_STDINT_H's default value here, rather than at the
-** start, since __GLIBC__'s value depends on previously-included
-** files.
-** (glibc 2.1 and later have stdint.h, even with pre-C99 compilers.)
-*/
-#ifndef HAVE_STDINT_H
-#define HAVE_STDINT_H \
- (199901 <= __STDC_VERSION__ || \
- 2 < (__GLIBC__ + (0 < __GLIBC_MINOR__)))
-#endif /* !defined HAVE_STDINT_H */
-
-#if HAVE_STDINT_H
-#include "stdint.h"
-#endif /* !HAVE_STDINT_H */
-
-#ifndef INT_FAST64_MAX
-/* Pre-C99 GCC compilers define __LONG_LONG_MAX__ instead of LLONG_MAX. */
-#if defined LLONG_MAX || defined __LONG_LONG_MAX__
-typedef long long int_fast64_t;
-#else /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */
-#if (LONG_MAX >> 31) < 0xffffffff
-Please use a compiler that supports a 64-bit integer type (or wider);
-you may need to compile with "-DHAVE_STDINT_H".
-#endif /* (LONG_MAX >> 31) < 0xffffffff */
-typedef long int_fast64_t;
-#endif /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */
-#endif /* !defined INT_FAST64_MAX */
-
-#ifndef INT32_MAX
-#define INT32_MAX 0x7fffffff
-#endif /* !defined INT32_MAX */
-#ifndef INT32_MIN
-#define INT32_MIN (-1 - INT32_MAX)
-#endif /* !defined INT32_MIN */
-
-/*
** Workarounds for compilers/systems.
*/
/*
-** If your compiler lacks prototypes, "#define P(x) ()".
+** SunOS 4.1.1 cc lacks prototypes.
*/
#ifndef P
+#ifdef __STDC__
#define P(x) x
+#endif /* defined __STDC__ */
+#ifndef __STDC__
+#define P(x) ()
+#endif /* !defined __STDC__ */
#endif /* !defined P */
/*
@@ -242,14 +211,14 @@ extern char * asctime_r();
** Private function declarations.
*/
-char * icalloc P((int nelem, int elsize));
-char * icatalloc P((char * old, const char * new));
-char * icpyalloc P((const char * string));
-char * imalloc P((int n));
-void * irealloc P((void * pointer, int size));
-void icfree P((char * pointer));
-void ifree P((char * pointer));
-const char * scheck P((const char * string, const char * format));
+char * icalloc P((int nelem, int elsize));
+char * icatalloc P((char * old, const char * new));
+char * icpyalloc P((const char * string));
+char * imalloc P((int n));
+void * irealloc P((void * pointer, int size));
+void icfree P((char * pointer));
+void ifree P((char * pointer));
+const char *scheck P((const char *string, const char *format));
/*
** Finally, some convenience items.
@@ -341,26 +310,6 @@ char *asctime_r P((struct tm const *, char *));
char *ctime_r P((time_t const *, char *));
#endif /* HAVE_INCOMPATIBLE_CTIME_R */
-#ifndef YEARSPERREPEAT
-#define YEARSPERREPEAT 400 /* years before a Gregorian repeat */
-#endif /* !defined YEARSPERREPEAT */
-
-/*
-** The Gregorian year averages 365.2425 days, which is 31556952 seconds.
-*/
-
-#ifndef AVGSECSPERYEAR
-#define AVGSECSPERYEAR 31556952L
-#endif /* !defined AVGSECSPERYEAR */
-
-#ifndef SECSPERREPEAT
-#define SECSPERREPEAT ((int_fast64_t) YEARSPERREPEAT * (int_fast64_t) AVGSECSPERYEAR)
-#endif /* !defined SECSPERREPEAT */
-
-#ifndef SECSPERREPEAT_BITS
-#define SECSPERREPEAT_BITS 34 /* ceil(log2(SECSPERREPEAT)) */
-#endif /* !defined SECSPERREPEAT_BITS */
-
/*
** UNIX was a registered trademark of The Open Group in 2003.
*/
diff --git a/timezone/scheck.c b/timezone/scheck.c
index 74d9b07c14..bc156379a0 100644
--- a/timezone/scheck.c
+++ b/timezone/scheck.c
@@ -1,11 +1,6 @@
-/*
-** This file is in the public domain, so clarified as of
-** 2006-07-17 by Arthur David Olson.
-*/
-
#ifndef lint
#ifndef NOID
-static char elsieid[] = "@(#)scheck.c 8.19";
+static char elsieid[] = "@(#)scheck.c 8.17";
#endif /* !defined lint */
#endif /* !defined NOID */
diff --git a/timezone/southamerica b/timezone/southamerica
index ca6c492f3e..3a61cd717a 100644
--- a/timezone/southamerica
+++ b/timezone/southamerica
@@ -1,14 +1,14 @@
-# @(#)southamerica 8.6
+# @(#)southamerica 8.1
# <pre>
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-07-07):
# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -16,8 +16,8 @@
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1990, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
#
# Earlier editions of these tables used the North American style (e.g. ARST and
# ARDT for Argentine Standard and Daylight Time), but the following quote
@@ -92,6 +92,8 @@ Rule Arg 1988 only - Dec 1 0:00 1:00 S
# obtaining the data from the:
# Talleres de Hidrografia Naval Argentina
# (Argentine Naval Hydrography Institute)
+#
+# Shanks stops after 1992-03-01; go with Otero.
Rule Arg 1989 1993 - Mar Sun>=1 0:00 0 -
Rule Arg 1989 1992 - Oct Sun>=15 0:00 1:00 S
#
@@ -148,12 +150,12 @@ Rule Arg 2000 only - Mar Sun>=1 0:00 0 -
# It's Law No. 7,210. This change is due to a public power emergency, so for
# now we'll assume it's for this year only.
#
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2002-01-22):
# <a href="http://www.spicasc.net/horvera.html">
-# Hora de verano para la Republica Argentina (2003-06-08)
+# Hora de verano para la Republica Argentina (2000-10-01)
# </a> says that standard time in Argentina from 1894-10-31
# to 1920-05-01 was -4:16:48.25. Go with this more-precise value
-# over Shanks & Pottenger.
+# over Shanks.
#
# From Mariano Absatz (2004-06-05):
# These media articles from a major newspaper mostly cover the current state:
@@ -200,8 +202,8 @@ Rule Arg 2000 only - Mar Sun>=1 0:00 0 -
# http://www.sanjuan.gov.ar/prensa/archivo/000426.html
# http://www.sanjuan.gov.ar/prensa/archivo/000441.html
-# Unless otherwise specified, data are from Shanks & Pottenger through 1992,
-# from the IATA otherwise. As noted below, Shanks & Pottenger say that
+# Unless otherwise specified, data are from Shanks through 1992, from
+# the IATA otherwise. As noted below, Shanks says that
# America/Cordoba split into 6 subregions during 1991/1992, but we
# haven't verified this yet so for now we'll keep it a single region.
#
@@ -220,7 +222,7 @@ Zone America/Argentina/Buenos_Aires -3:53:48 - LMT 1894 Oct 31
# Formosa (FM), Salta (SA), Santiago del Estero (SE), Cordoba (CB),
# San Luis (SL), La Pampa (LP), Neuquen (NQ), Rio Negro (RN)
#
-# Shanks & Pottenger also make the following claims, which we haven't verified:
+# Shanks also makes the following claims, which we haven't verified:
# - Formosa switched to -3:00 on 1991-01-07.
# - Misiones switched to -3:00 on 1990-12-29.
# - Chaco switched to -3:00 on 1991-01-04.
@@ -428,7 +430,11 @@ Zone America/La_Paz -4:32:36 - LMT 1890
# The official decrees referenced below are mostly taken from
# <a href="http://pcdsh01.on.br/DecHV.html">
# Decretos sobre o Horario de Verao no Brasil
-# </a>.
+# </a> (2001-09-20, in Portuguese).
+# The official site for all decrees, including those not related to time, is
+# <a href="http://www.presidencia.gov.br/CCIVIL/decreto/principal_ano.htm">
+# Presidencia da Republica, Subchefia para Assuntos Juridicos, Decretos
+# </a> (in Portuguese).
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
# Decree <a href="http://pcdsh01.on.br/HV20466.htm">20,466</a> (1931-10-01)
@@ -544,7 +550,7 @@ Rule Brazil 2000 only - Feb 27 0:00 0 -
# Decree <a href="http://pcdsh01.on.br/figuras/HV3916.gif">3,916</a>
# (2001-09-13) reestablishes DST in AL, CE, MA, PB, PE, PI, RN, SE.
Rule Brazil 2000 2001 - Oct Sun>=8 0:00 1:00 S
-Rule Brazil 2001 2006 - Feb Sun>=15 0:00 0 -
+Rule Brazil 2001 max - Feb Sun>=15 0:00 0 -
# Decree 4,399 (2002-10-01) repeals DST in AL, CE, MA, PB, PE, PI, RN, SE.
# <a href="http://www.presidencia.gov.br/CCIVIL/decreto/2002/D4399.htm"></a>
Rule Brazil 2002 only - Nov 3 0:00 1:00 S
@@ -556,14 +562,10 @@ Rule Brazil 2003 only - Oct 19 0:00 1:00 S
Rule Brazil 2004 only - Nov 2 0:00 1:00 S
# Decree <a href="http://pcdsh01.on.br/DecHV5539.gif">5,539</a> (2005-09-19),
# adopted by the same states as before.
-Rule Brazil 2005 only - Oct 16 0:00 1:00 S
-# Decree <a href="http://www.planalto.gov.br/ccivil_03/_Ato2004-2006/2006/Decreto/D5920.htm">5,920</a>
-# (2006-10-03), adopted by the same states as before.
-Rule Brazil 2006 max - Nov Sun>=1 0:00 1:00 S
-Rule Brazil 2007 max - Feb lastSun 0:00 0 -
+Rule Brazil 2005 max - Oct Sun>=15 0:00 1:00 S
# The latest ruleset listed above says that the following states observe DST:
# DF, ES, GO, MG, MS, MT, PR, RJ, RS, SC, SP.
-# For dates after mid-2007, the above rules with TO="max" are guesses
+# For dates after mid-2006, the above rules with TO="max" are guesses
# and are quite possibly wrong, but are more likely than no DST at all.
@@ -704,64 +706,53 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914
# Because of the same drought, the government decided to end DST later,
# on April 3, (one-time change).
-# From Oscar van Vlijmen (2006-10-08):
-# http://www.horaoficial.cl/cambio.htm
+# From Gwillim Law (2001-05-04):
+# I came across another article in "La Tercera" about Chilean DST.
+# <http://www.tercera.cl/diario/2000/10/13/t-extras.html>
+# It clearly confirms my earlier suggestion, that DST begins at 22:00
+# on Easter Island.... But it also seems to be saying that the
+# observance of DST in Chile began in 1966, rather than 1969 as
+# ... [Shanks] has it....
+#
+# My translation:
+#
+# "The Chilean Army has announced that summer time will begin tomorrow,
+# Saturday, October 14 in continental Chile, insular Chile, and
+# Antarctica, as provided by Supreme Decree 25 of January 11, 1966.
+# By the preceding, official time in continental Chile and Chilean
+# Antarctic, and official time in Western Insular Chile, which applies
+# to Easter Island and Sala y Gomez Island, will be set forward at
+# midnight and at 22:00, respectively, by 20 minutes."
-# From Jesper Norgaard Welen (2006-10-08):
-# I think that there are some obvious mistakes in the suggested link
-# from Oscar van Vlijmen,... for instance entry 66 says that GMT-4
-# ended 1990-09-12 while entry 67 only begins GMT-3 at 1990-09-15
-# (they should have been 1990-09-15 and 1990-09-16 respectively), but
-# anyhow it clears up some doubts too.
+# From Paul Eggert (2001-05-04):
+# Go with this article in preference to Shanks's 1969 date for modern DST.
+# Assume this rule has been used since DST was introduced in the islands.
-# The following data are from <http://www.horaoficial.cl/horaof.htm>
-# (2006-09-20), transcribed by Jesper Norgaard Welen.
+# From Paul Eggert (2002-10-24):
+# <http://www.shoa.cl/shoa/faqhoraoficial.htm> gives many details that
+# disagree with the following table, but we haven't had time to compare them.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule Chile 1927 1932 - Sep 1 0:00 1:00 S
+Rule Chile 1918 only - Sep 1 0:00 1:00 S
+Rule Chile 1919 only - Jul 2 0:00 0 -
+Rule Chile 1927 1931 - Sep 1 0:00 1:00 S
Rule Chile 1928 1932 - Apr 1 0:00 0 -
-Rule Chile 1942 only - Jun 1 4:00u 0 -
-Rule Chile 1942 only - Aug 1 5:00u 1:00 S
-Rule Chile 1946 only - Jul 15 4:00u 1:00 S
-Rule Chile 1946 only - Sep 1 3:00u 0:00 -
-Rule Chile 1947 only - Apr 1 4:00u 0 -
-Rule Chile 1968 only - Nov 3 4:00u 1:00 S
-Rule Chile 1969 only - Mar 30 3:00u 0 -
-Rule Chile 1969 only - Nov 23 4:00u 1:00 S
-Rule Chile 1970 only - Mar 29 3:00u 0 -
-Rule Chile 1971 only - Mar 14 3:00u 0 -
-Rule Chile 1970 1972 - Oct Sun>=9 4:00u 1:00 S
-Rule Chile 1972 1986 - Mar Sun>=9 3:00u 0 -
-Rule Chile 1973 only - Sep 30 4:00u 1:00 S
-Rule Chile 1974 1987 - Oct Sun>=9 4:00u 1:00 S
-Rule Chile 1987 only - Apr 12 3:00u 0 -
-Rule Chile 1988 1989 - Mar Sun>=9 3:00u 0 -
-Rule Chile 1988 only - Oct Sun>=1 4:00u 1:00 S
-Rule Chile 1989 only - Oct Sun>=9 4:00u 1:00 S
-Rule Chile 1990 only - Mar 18 3:00u 0 -
-Rule Chile 1990 only - Sep 16 4:00u 1:00 S
-Rule Chile 1991 1996 - Mar Sun>=9 3:00u 0 -
-Rule Chile 1991 1997 - Oct Sun>=9 4:00u 1:00 S
-Rule Chile 1997 only - Mar 30 3:00u 0 -
-Rule Chile 1998 only - Mar Sun>=9 3:00u 0 -
+Rule Chile 1966 1997 - Oct Sun>=9 4:00u 1:00 S
+Rule Chile 1967 1998 - Mar Sun>=9 3:00u 0 -
Rule Chile 1998 only - Sep 27 4:00u 1:00 S
Rule Chile 1999 only - Apr 4 3:00u 0 -
Rule Chile 1999 max - Oct Sun>=9 4:00u 1:00 S
Rule Chile 2000 max - Mar Sun>=9 3:00u 0 -
-# IATA SSIM anomalies: (1992-02) says 1992-03-14;
+# IATA SSIM anomalies: (1990-09) says 1990-09-16; (1992-02) says 1992-03-14;
# (1996-09) says 1998-03-08. Ignore these.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone America/Santiago -4:42:46 - LMT 1890
- -4:42:46 - SMT 1910 # Santiago Mean Time
- -5:00 - CLT 1916 Jul 1 # Chile Time
- -4:42:46 - SMT 1918 Sep 1 # Santiago Mean Time
- -4:00 - CLT 1919 Jul 1 # Chile Time
- -4:42:46 - SMT 1927 Sep 1 # Santiago Mean Time
- -5:00 Chile CL%sT 1947 May 22 # Chile Time
+Zone America/Santiago -4:42:40 - LMT 1890
+ -4:42:40 - SMT 1910 # Santiago Mean Time
+ -5:00 Chile CL%sT 1932 Sep # Chile Time
-4:00 Chile CL%sT
Zone Pacific/Easter -7:17:28 - LMT 1890 # Mataveri
-7:17:28 - MMT 1932 Sep # Mataveri Mean Time
- -7:00 Chile EAS%sT 1982 Jan 18 21:00 # Easter I Time
+ -7:00 Chile EAS%sT 1982 Mar 14 # Easter I Time
-6:00 Chile EAS%sT
#
# Sala y Gomez Island is like Pacific/Easter.
@@ -769,9 +760,11 @@ Zone Pacific/Easter -7:17:28 - LMT 1890 # Mataveri
# San Felix, and Antarctic bases, are like America/Santiago.
# Colombia
+# Shanks specifies 24:00 for 1992 transition times; go with IATA,
+# as it seems implausible to change clocks at midnight New Year's Eve.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule CO 1992 only - May 3 0:00 1:00 S
-Rule CO 1993 only - Apr 4 0:00 0 -
+Rule CO 1992 only - May 2 0:00 1:00 S
+Rule CO 1992 only - Dec 31 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Bogota -4:56:20 - LMT 1884 Mar 13
-4:56:20 - BMT 1914 Nov 23 # Bogota Mean Time
@@ -780,21 +773,10 @@ Zone America/Bogota -4:56:20 - LMT 1884 Mar 13
# no information; probably like America/Bogota
# Curacao
-#
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger say that The Bottom and Philipsburg have been at
-# -4:00 since standard time was introduced on 1912-03-02; and that
-# Kralendijk and Rincon used Kralendijk Mean Time (-4:33:08) from
-# 1912-02-02 to 1965-01-01. The former is dubious, since S&P also say
-# Saba Island has been like Curacao.
-# This all predates our 1970 cutoff, though.
-#
-# By July 2007 Curacao and St Maarten are planned to become
-# associated states within the Netherlands, much like Aruba;
-# Bonaire, Saba and St Eustatius would become directly part of the
-# Netherlands as Kingdom Islands. This won't affect their time zones
-# though, as far as we know.
-#
+# Shanks says that Bottom and Oranjestad have been at -4:00 since
+# standard time was introduced on 1912-03-02; and that Kralendijk and Rincon
+# used Kralendijk Mean Time (-4:33:08) from 1912-02-02 to 1965-01-01.
+# This all predates our 1970 cutoff, though.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Curacao -4:35:44 - LMT 1912 Feb 12 # Willemstad
-4:30 - ANT 1965 # Netherlands Antilles Time
@@ -811,9 +793,9 @@ Zone Pacific/Galapagos -5:58:24 - LMT 1931 # Puerto Baquerizo Moreno
# Falklands
-# From Paul Eggert (2006-03-22):
-# Between 1990 and 2000 inclusive, Shanks & Pottenger and the IATA agree except
-# the IATA gives 1996-09-08. Go with Shanks & Pottenger.
+# From Paul Eggert (2001-03-05):
+# Between 1990 and 2000 inclusive, Shanks and the IATA agree except
+# the IATA gives 1996-09-08. Go with Shanks.
# From Falkland Islands Government Office, London (2001-01-22)
# via Jesper Norgaard:
@@ -896,9 +878,9 @@ Zone America/Guyana -3:52:40 - LMT 1915 Mar # Georgetown
-4:00 - GYT
# Paraguay
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger say that spring transitions are from 01:00 -> 02:00,
-# and autumn transitions are from 00:00 -> 23:00. Go with pre-1999
+# From Paul Eggert (1999-10-29):
+# Shanks (1999) says that spring transitions are from 01:00 -> 02:00,
+# and autumn transitions are from 00:00 -> 23:00. Go with earlier
# editions of Shanks, and with the IATA, who say transitions occur at 00:00.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Para 1975 1988 - Oct 1 0:00 1:00 S
@@ -929,10 +911,13 @@ Rule Para 1996 only - Mar 1 0:00 0 -
# year, the time will change on the first Sunday of October; likewise, the
# clock will be set back on the first Sunday of March.
#
+# From Jesper Norgaard (2001-03-06) [an official URL saying similar things]:
+# http://gateway.abc.com.py:8000/pub/pag04.mbr/artic?FHA=2001-03-03-02.24.52.900592
+#
Rule Para 1996 2001 - Oct Sun>=1 0:00 1:00 S
-# IATA SSIM (1997-09) says Mar 1; go with Shanks & Pottenger.
+# IATA SSIM (1997-09) says Mar 1; go with Shanks.
Rule Para 1997 only - Feb lastSun 0:00 0 -
-# Shanks & Pottenger say 1999-02-28; IATA SSIM (1999-02) says 1999-02-27, but
+# Shanks says 1999-02-28; IATA SSIM (1999-02) says 1999-02-27, but
# (1999-09) reports no date; go with above sources and Gerd Knops (2001-02-27).
Rule Para 1998 2001 - Mar Sun>=1 0:00 0 -
# From Rives McDow (2002-02-28):
@@ -946,9 +931,7 @@ Rule Para 2002 2003 - Sep Sun>=1 0:00 1:00 S
# There are several sources that claim that Paraguay made
# a timezone rule change in autumn 2004.
# From Steffen Thorsen (2005-01-05):
-# Decree 1,867 (2004-03-05)
-# From Carlos Raul Perasso via Jesper Norgaard Welen (2006-10-13)
-# <http://www.presidencia.gov.py/decretos/D1867.pdf>
+# Decree 1,867 (2004-03-05) <http://www.labor.com.py/noticias.asp?id=27>
Rule Para 2004 max - Oct Sun>=15 0:00 1:00 S
Rule Para 2005 max - Mar Sun>=8 0:00 0 -
@@ -966,8 +949,8 @@ Zone America/Asuncion -3:50:40 - LMT 1890
# When we were in Peru in 1985-1986, they apparently switched over
# sometime between December 29 and January 3 while we were on the Amazon.
#
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger don't have this transition. Assume 1986 was like 1987.
+# From Paul Eggert (2003-11-02):
+# Shanks doesn't have this transition. Assume 1986 was like 1987.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Peru 1938 only - Jan 1 0:00 1:00 S
@@ -978,7 +961,7 @@ Rule Peru 1986 1987 - Jan 1 0:00 1:00 S
Rule Peru 1986 1987 - Apr 1 0:00 0 -
Rule Peru 1990 only - Jan 1 0:00 1:00 S
Rule Peru 1990 only - Apr 1 0:00 0 -
-# IATA is ambiguous for 1993/1995; go with Shanks & Pottenger.
+# IATA is ambiguous for 1993/1995; go with Shanks.
Rule Peru 1994 only - Jan 1 0:00 1:00 S
Rule Peru 1994 only - Apr 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -1011,23 +994,23 @@ Zone America/Port_of_Spain -4:06:04 - LMT 1912 Mar 2
# Uruguay
# From Paul Eggert (1993-11-18):
# Uruguay wins the prize for the strangest peacetime manipulation of the rules.
-# From Shanks & Pottenger:
+# From Shanks:
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Whitman gives 1923 Oct 1; go with Shanks & Pottenger.
+# Whitman gives 1923 Oct 1; go with Shanks.
Rule Uruguay 1923 only - Oct 2 0:00 0:30 HS
Rule Uruguay 1924 1926 - Apr 1 0:00 0 -
Rule Uruguay 1924 1925 - Oct 1 0:00 0:30 HS
Rule Uruguay 1933 1935 - Oct lastSun 0:00 0:30 HS
-# Shanks & Pottenger give 1935 Apr 1 0:00 & 1936 Mar 30 0:00; go with Whitman.
+# Shanks gives 1935 Apr 1 0:00 and 1936 Mar 30 0:00; go with Whitman.
Rule Uruguay 1934 1936 - Mar Sat>=25 23:30s 0 -
Rule Uruguay 1936 only - Nov 1 0:00 0:30 HS
Rule Uruguay 1937 1941 - Mar lastSun 0:00 0 -
-# Whitman gives 1937 Oct 3; go with Shanks & Pottenger.
+# Whitman gives 1937 Oct 3; go with Shanks.
Rule Uruguay 1937 1940 - Oct lastSun 0:00 0:30 HS
# Whitman gives 1941 Oct 24 - 1942 Mar 27, 1942 Dec 14 - 1943 Apr 13,
-# and 1943 Apr 13 ``to present time''; go with Shanks & Pottenger.
-Rule Uruguay 1941 only - Aug 1 0:00 0:30 HS
-Rule Uruguay 1942 only - Jan 1 0:00 0 -
+# and 1943 Apr 13 ``to present time''; go with Shanks.
+Rule Uruguay 1941 only - Aug 1 0:00 0 -
+Rule Uruguay 1942 only - Jan 1 0:00 0:30 HS
Rule Uruguay 1942 only - Dec 14 0:00 1:00 S
Rule Uruguay 1943 only - Mar 14 0:00 0 -
Rule Uruguay 1959 only - May 24 0:00 1:00 S
@@ -1053,7 +1036,7 @@ Rule Uruguay 1988 only - Mar 14 0:00 0 -
Rule Uruguay 1988 only - Dec 11 0:00 1:00 S
Rule Uruguay 1989 only - Mar 12 0:00 0 -
Rule Uruguay 1989 only - Oct 29 0:00 1:00 S
-# Shanks & Pottenger say no DST was observed in 1990/1 and 1991/2,
+# Shanks says no DST was observed in 1990/1 and 1991/2,
# and that 1992/3's DST was from 10-25 to 03-01. Go with IATA.
Rule Uruguay 1990 1992 - Mar Sun>=1 0:00 0 -
Rule Uruguay 1990 1991 - Oct Sun>=21 0:00 1:00 S
@@ -1074,10 +1057,6 @@ Rule Uruguay 2005 only - Mar 27 2:00 0 -
# 02:00 local time, official time in Uruguay will be at GMT -2.
Rule Uruguay 2005 only - Oct 9 2:00 1:00 S
Rule Uruguay 2006 only - Mar 12 2:00 0 -
-# From Jesper Norgaard Welen (2006-09-06):
-# http://www.presidencia.gub.uy/_web/decretos/2006/09/CM%20210_08%2006%202006_00001.PDF
-Rule Uruguay 2006 max - Oct Sun>=1 2:00 1:00 S
-Rule Uruguay 2007 max - Mar Sun>=8 2:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Montevideo -3:44:44 - LMT 1898 Jun 28
-3:44:44 - MMT 1920 May 1 # Montevideo MT
diff --git a/timezone/tzfile.h b/timezone/tzfile.h
index 3a9eee305a..fb6ca9880f 100644
--- a/timezone/tzfile.h
+++ b/timezone/tzfile.h
@@ -21,7 +21,7 @@
#ifndef lint
#ifndef NOID
-static char tzfilehid[] = "@(#)tzfile.h 8.1";
+static char tzfilehid[] = "@(#)tzfile.h 7.18";
#endif /* !defined NOID */
#endif /* !defined lint */
@@ -49,8 +49,7 @@ static char tzfilehid[] = "@(#)tzfile.h 8.1";
struct tzhead {
char tzh_magic[4]; /* TZ_MAGIC */
- char tzh_version[1]; /* '\0' or '2' as of 2005 */
- char tzh_reserved[15]; /* reserved--must be zero */
+ char tzh_reserved[16]; /* reserved for future use */
char tzh_ttisgmtcnt[4]; /* coded number of trans. time flags */
char tzh_ttisstdcnt[4]; /* coded number of trans. time flags */
char tzh_leapcnt[4]; /* coded number of leap seconds */
@@ -85,22 +84,18 @@ struct tzhead {
*/
/*
-** If tzh_version is '2' or greater, the above is followed by a second instance
-** of tzhead and a second instance of the data in which each coded transition
-** time uses 8 rather than 4 chars,
-** then a POSIX-TZ-environment-variable-style string for use in handling
-** instants after the last transition time stored in the file
-** (with nothing between the newlines if there is no POSIX representation for
-** such instants).
-*/
-
-/*
** In the current implementation, "tzset()" refuses to deal with files that
** exceed any of the limits below.
*/
#ifndef TZ_MAX_TIMES
-#define TZ_MAX_TIMES 1200
+/*
+** The TZ_MAX_TIMES value below is enough to handle a bit more than a
+** year's worth of solar time (corrected daily to the nearest second) or
+** 138 years of Pacific Presidential Election time
+** (where there are three time zone transitions every fourth year).
+*/
+#define TZ_MAX_TIMES 370
#endif /* !defined TZ_MAX_TIMES */
#ifndef TZ_MAX_TYPES
diff --git a/timezone/tzselect.ksh b/timezone/tzselect.ksh
index b99af8273b..f6e28bfdab 100644
--- a/timezone/tzselect.ksh
+++ b/timezone/tzselect.ksh
@@ -1,6 +1,6 @@
#! @KSH@
-# '@(#)tzselect.ksh 8.1'
+# '@(#)tzselect.ksh 1.8'
# Ask the user about the time zone, and output the resulting TZ value to stdout.
# Interact with the user via stderr and stdin.
diff --git a/timezone/zdump.c b/timezone/zdump.c
index ae4d286b12..d525da1bae 100644
--- a/timezone/zdump.c
+++ b/timezone/zdump.c
@@ -1,4 +1,4 @@
-static char elsieid[] = "@(#)zdump.c 8.2";
+static char elsieid[] = "@(#)zdump.c 7.74";
/*
** This code has been made independent of the rest of the time
@@ -15,7 +15,7 @@ static char elsieid[] = "@(#)zdump.c 8.2";
#include "ctype.h" /* for isalpha et al. */
#ifndef isascii
#define isascii(x) 1
-#endif /* !defined isascii */
+#endif
#ifndef ZDUMP_LO_YEAR
#define ZDUMP_LO_YEAR (-500)
@@ -130,7 +130,11 @@ static char elsieid[] = "@(#)zdump.c 8.2";
#endif /* !defined TZ_DOMAIN */
#ifndef P
+#ifdef __STDC__
#define P(x) x
+#else /* !defined __STDC__ */
+#define P(x) ()
+#endif /* !defined __STDC__ */
#endif /* !defined P */
extern char ** environ;
@@ -414,21 +418,14 @@ _("%s: use of -v on system with floating time_t other than float or double\n"),
}
} else if (0 > (time_t) -1) {
/*
- ** time_t is signed. Assume overflow wraps around.
+ ** time_t is signed.
*/
- time_t t = 0;
- time_t t1 = 1;
+ register time_t hibit;
- while (t < t1) {
- t = t1;
- t1 = 2 * t1 + 1;
- }
-
- absolute_max_time = t;
- t = -t;
- absolute_min_time = t - 1;
- if (t < absolute_min_time)
- absolute_min_time = t;
+ for (hibit = 1; (hibit * 2) != 0; hibit *= 2)
+ continue;
+ absolute_min_time = hibit;
+ absolute_max_time = -(hibit + 1);
} else {
/*
** time_t is unsigned.
@@ -471,7 +468,10 @@ const long y;
}
static time_t
-hunt(char *name, time_t lot, time_t hit)
+hunt(name, lot, hit)
+char * name;
+time_t lot;
+time_t hit;
{
time_t t;
long diff;
@@ -541,7 +541,10 @@ struct tm * oldp;
}
static void
-show(char *zone, time_t t, int v)
+show(zone, t, v)
+char * zone;
+time_t t;
+int v;
{
register struct tm * tmp;
diff --git a/timezone/zic.c b/timezone/zic.c
index f7393ea7ba..acb76fb3ba 100644
--- a/timezone/zic.c
+++ b/timezone/zic.c
@@ -1,18 +1,15 @@
+static char elsieid[] = "@(#)zic.c 7.128";
+
/*
-** This file is in the public domain, so clarified as of
-** 2006-07-17 by Arthur David Olson.
+** Regardless of the type of time_t, we do our work using this type.
*/
-static char elsieid[] = "@(#)zic.c 8.7";
+typedef int zic_t;
#include "private.h"
#include "locale.h"
#include "tzfile.h"
-#define ZIC_VERSION '2'
-
-typedef int_fast64_t zic_t;
-
#ifndef ZIC_MAX_ABBR_LEN_WO_WARN
#define ZIC_MAX_ABBR_LEN_WO_WARN 6
#endif /* !defined ZIC_MAX_ABBR_LEN_WO_WARN */
@@ -39,11 +36,6 @@ typedef int_fast64_t zic_t;
#define isascii(x) 1
#endif
-#define OFFSET_STRLEN_MAXIMUM (7 + INT_STRLEN_MAXIMUM(long))
-#define RULE_STRLEN_MAXIMUM 8 /* "Mdd.dd.d" */
-
-#define end(cp) (strchr((cp), '\0'))
-
struct rule {
const char * r_filename;
int r_linenum;
@@ -52,8 +44,6 @@ struct rule {
int r_loyear; /* for example, 1986 */
int r_hiyear; /* for example, 1986 */
const char * r_yrtype;
- int r_lowasnum;
- int r_hiwasnum;
int r_month; /* 0..11 */
@@ -113,10 +103,9 @@ static void adjleap P((void));
static void associate P((void));
static int ciequal P((const char * ap, const char * bp));
static void convert P((long val, char * buf));
-static void convert64 P((zic_t val, char * buf));
static void dolink P((const char * fromfile, const char * tofile));
static void doabbr P((char * abbr, const char * format,
- const char * letters, int isdst, int doquotes));
+ const char * letters, int isdst));
static void eat P((const char * name, int num));
static void eats P((const char * name, int num,
const char * rname, int rnum));
@@ -132,7 +121,6 @@ static void inrule P((char ** fields, int nfields));
static int inzcont P((char ** fields, int nfields));
static int inzone P((char ** fields, int nfields));
static int inzsub P((char ** fields, int nfields, int iscont));
-static int is32 P((zic_t x));
static int itsabbr P((const char * abbr, const char * word));
static int itsdir P((const char * name));
static int lowerit P((int c));
@@ -142,22 +130,16 @@ static void newabbr P((const char * abbr));
static long oadd P((long t1, long t2));
static void outzone P((const struct zone * zp, int ntzones));
static void puttzcode P((long code, FILE * fp));
-static void puttzcode64 P((zic_t code, FILE * fp));
static int rcomp P((const void * leftp, const void * rightp));
static zic_t rpytime P((const struct rule * rp, int wantedy));
static void rulesub P((struct rule * rp,
const char * loyearp, const char * hiyearp,
const char * typep, const char * monthp,
const char * dayp, const char * timep));
-static int stringoffset P((char * result, long offset));
-static int stringrule P((char * result, const struct rule * rp,
- long dstoff, long gmtoff));
-static void stringzone P((char * result,
- const struct zone * zp, int ntzones));
static void setboundaries P((void));
static zic_t tadd P((zic_t t1, long t2));
static void usage P((void));
-static void writezone P((const char * name, const char * string));
+static void writezone P((const char * name));
static int yearistype P((int year, const char * type));
#if !HAVE_STRERROR
@@ -168,16 +150,13 @@ static int charcnt;
static int errors;
static const char * filename;
static int leapcnt;
-static int leapseen;
-static int leapminyear;
-static int leapmaxyear;
static int linenum;
-static int max_abbrvar_len;
-static int max_format_len;
static zic_t max_time;
static int max_year;
+static int max_year_representable;
static zic_t min_time;
static int min_year;
+static int min_year_representable;
static int noise;
static const char * rfilename;
static int rlinenum;
@@ -474,7 +453,7 @@ static void
usage P((void))
{
(void) fprintf(stderr, _("%s: usage is %s \
-[ --version ] [ -v ] [ -l localtime ] [ -p posixrules ] \\\n\
+[ --version ] [ -s ] [ -v ] [ -l localtime ] [ -p posixrules ] \\\n\
\t[ -d directory ] [ -L leapseconds ] [ -y yearistype ] [ filename ... ]\n"),
progname, progname);
exit(EXIT_FAILURE);
@@ -485,6 +464,7 @@ static const char * lcltime;
static const char * directory;
static const char * leapsec;
static const char * yitcommand;
+static int sflag = FALSE;
int
main(argc, argv)
@@ -506,11 +486,6 @@ char * argv[];
(void) textdomain(TZ_DOMAIN);
#endif /* HAVE_GETTEXT */
progname = argv[0];
- if (TYPE_BIT(zic_t) < 64) {
- (void) fprintf(stderr, "%s: %s\n", progname,
- _("wild compilation-time specification of zic_t"));
- exit(EXIT_FAILURE);
- }
for (i = 1; i < argc; ++i)
if (strcmp(argv[i], "--version") == 0) {
(void) printf("%s\n", elsieid);
@@ -574,7 +549,7 @@ _("%s: More than one -L option specified\n"),
noise = TRUE;
break;
case 's':
- (void) printf("%s: -s ignored\n", progname);
+ sflag = TRUE;
break;
}
if (optind == argc - 1 && strcmp(argv[optind], "=") == 0)
@@ -696,17 +671,54 @@ warning(_("hard link failed, symbolic link used"));
ifree(toname);
}
-#define TIME_T_BITS_IN_FILE 64
+#ifndef INT_MAX
+#define INT_MAX ((int) (((unsigned)~0)>>1))
+#endif /* !defined INT_MAX */
+
+#ifndef INT_MIN
+#define INT_MIN ((int) ~(((unsigned)~0)>>1))
+#endif /* !defined INT_MIN */
+
+/*
+** The tz file format currently allows at most 32-bit quantities.
+** This restriction should be removed before signed 32-bit values
+** wrap around in 2038, but unfortunately this will require a
+** change to the tz file format.
+*/
+
+#define MAX_BITS_IN_FILE 32
+#define TIME_T_BITS_IN_FILE ((TYPE_BIT(zic_t) < MAX_BITS_IN_FILE) ? \
+ TYPE_BIT(zic_t) : MAX_BITS_IN_FILE)
static void
setboundaries P((void))
{
register int i;
- min_time = -1;
- for (i = 0; i < TIME_T_BITS_IN_FILE - 1; ++i)
- min_time *= 2;
- max_time = -(min_time + 1);
+ if (TYPE_SIGNED(zic_t)) {
+ min_time = -1;
+ for (i = 0; i < TIME_T_BITS_IN_FILE - 1; ++i)
+ min_time *= 2;
+ max_time = -(min_time + 1);
+ if (sflag)
+ min_time = 0;
+ } else {
+ min_time = 0;
+ max_time = 2 - sflag;
+ for (i = 0; i < TIME_T_BITS_IN_FILE - 1; ++i)
+ max_time *= 2;
+ --max_time;
+ }
+ {
+ time_t t;
+
+ t = (time_t) min_time;
+ min_year = TM_YEAR_BASE + gmtime(&t)->tm_year;
+ t = (time_t) max_time;
+ max_year = TM_YEAR_BASE + gmtime(&t)->tm_year;
+ }
+ min_year_representable = min_year;
+ max_year_representable = max_year;
}
static int
@@ -981,8 +993,6 @@ const int nfields;
fields[RF_MONTH], fields[RF_DAY], fields[RF_TOD]);
r.r_name = ecpyalloc(fields[RF_NAME]);
r.r_abbrvar = ecpyalloc(fields[RF_ABBRVAR]);
- if (max_abbrvar_len < strlen(r.r_abbrvar))
- max_abbrvar_len = strlen(r.r_abbrvar);
rules = (struct rule *) (void *) erealloc((char *) rules,
(int) ((nrules + 1) * sizeof *rules));
rules[nrules++] = r;
@@ -1088,8 +1098,6 @@ const int iscont;
}
z.z_rule = ecpyalloc(fields[i_rule]);
z.z_format = ecpyalloc(fields[i_format]);
- if (max_format_len < strlen(z.z_format))
- max_format_len = strlen(z.z_format);
hasuntil = nfields > i_untilyear;
if (hasuntil) {
z.z_untilrule.r_filename = filename;
@@ -1151,11 +1159,6 @@ const int nfields;
error(_("invalid leaping year"));
return;
}
- if (!leapseen || leapmaxyear < year)
- leapmaxyear = year;
- if (!leapseen || leapminyear > year)
- leapminyear = year;
- leapseen = TRUE;
j = EPOCH_YEAR;
while (j != year) {
if (year > j) {
@@ -1310,8 +1313,7 @@ const char * const timep;
*/
cp = loyearp;
lp = byword(cp, begin_years);
- rp->r_lowasnum = lp == NULL;
- if (!rp->r_lowasnum) switch ((int) lp->l_value) {
+ if (lp != NULL) switch ((int) lp->l_value) {
case YR_MINIMUM:
rp->r_loyear = INT_MIN;
break;
@@ -1326,11 +1328,14 @@ const char * const timep;
} else if (sscanf(cp, scheck(cp, "%d"), &rp->r_loyear) != 1) {
error(_("invalid starting year"));
return;
+ } else if (noise) {
+ if (rp->r_loyear < min_year_representable)
+ warning(_("starting year too low to be represented"));
+ else if (rp->r_loyear > max_year_representable)
+ warning(_("starting year too high to be represented"));
}
cp = hiyearp;
- lp = byword(cp, end_years);
- rp->r_hiwasnum = lp == NULL;
- if (!rp->r_hiwasnum) switch ((int) lp->l_value) {
+ if ((lp = byword(cp, end_years)) != NULL) switch ((int) lp->l_value) {
case YR_MINIMUM:
rp->r_hiyear = INT_MIN;
break;
@@ -1348,6 +1353,11 @@ const char * const timep;
} else if (sscanf(cp, scheck(cp, "%d"), &rp->r_hiyear) != 1) {
error(_("invalid ending year"));
return;
+ } else if (noise) {
+ if (rp->r_loyear < min_year_representable)
+ warning(_("ending year too low to be represented"));
+ else if (rp->r_loyear > max_year_representable)
+ warning(_("ending year too high to be represented"));
}
if (rp->r_loyear > rp->r_hiyear) {
error(_("starting year greater than ending year"));
@@ -1362,6 +1372,8 @@ const char * const timep;
}
rp->r_yrtype = ecpyalloc(typep);
}
+ if (rp->r_loyear < min_year && rp->r_loyear > 0)
+ min_year = rp->r_loyear;
/*
** Day work.
** Accept things such as:
@@ -1415,25 +1427,13 @@ const long val;
char * const buf;
{
register int i;
- register int shift;
+ register long shift;
for (i = 0, shift = 24; i < 4; ++i, shift -= 8)
buf[i] = val >> shift;
}
static void
-convert64(val, buf)
-const zic_t val;
-char * const buf;
-{
- register int i;
- register int shift;
-
- for (i = 0, shift = 56; i < 8; ++i, shift -= 8)
- buf[i] = val >> shift;
-}
-
-static void
puttzcode(val, fp)
const long val;
FILE * const fp;
@@ -1444,50 +1444,28 @@ FILE * const fp;
(void) fwrite((void *) buf, (size_t) sizeof buf, (size_t) 1, fp);
}
-static void
-puttzcode64(val, fp)
-const zic_t val;
-FILE * const fp;
-{
- char buf[8];
-
- convert64(val, buf);
- (void) fwrite((void *) buf, (size_t) sizeof buf, (size_t) 1, fp);
-}
-
static int
atcomp(avp, bvp)
-const void * avp;
-const void * bvp;
+void * avp;
+void * bvp;
{
- const zic_t a = ((const struct attype *) avp)->at;
- const zic_t b = ((const struct attype *) bvp)->at;
-
- return (a < b) ? -1 : (a > b);
-}
-
-static int
-is32(x)
-const zic_t x;
-{
- return INT32_MIN <= x && x <= INT32_MAX;
+ if (((struct attype *) avp)->at < ((struct attype *) bvp)->at)
+ return -1;
+ else if (((struct attype *) avp)->at > ((struct attype *) bvp)->at)
+ return 1;
+ else return 0;
}
static void
-writezone(name, string)
+writezone(name)
const char * const name;
-const char * const string;
{
- register FILE * fp;
- register int i, j;
- register int leapcnt32, leapi32;
- register int timecnt32, timei32;
- register int pass;
- static char * fullname;
- static const struct tzhead tzh0;
- static struct tzhead tzh;
- zic_t ats[TZ_MAX_TIMES];
- unsigned char types[TZ_MAX_TIMES];
+ register FILE * fp;
+ register int i, j;
+ static char * fullname;
+ static struct tzhead tzh;
+ zic_t ats[TZ_MAX_TIMES];
+ unsigned char types[TZ_MAX_TIMES];
/*
** Sort.
@@ -1531,36 +1509,6 @@ const char * const string;
ats[i] = attypes[i].at;
types[i] = attypes[i].type;
}
- /*
- ** Correct for leap seconds.
- */
- for (i = 0; i < timecnt; ++i) {
- j = leapcnt;
- while (--j >= 0)
- if (ats[i] > trans[j] - corr[j]) {
- ats[i] = tadd(ats[i], corr[j]);
- break;
- }
- }
- /*
- ** Figure out 32-bit-limited starts and counts.
- */
- timecnt32 = timecnt;
- timei32 = 0;
- leapcnt32 = leapcnt;
- leapi32 = 0;
- while (timecnt32 > 0 && !is32(ats[timecnt32 - 1]))
- --timecnt32;
- while (timecnt32 > 0 && !is32(ats[timei32])) {
- --timecnt32;
- ++timei32;
- }
- while (leapcnt32 > 0 && !is32(trans[leapcnt32 - 1]))
- --leapcnt32;
- while (leapcnt32 > 0 && !is32(trans[leapi32])) {
- --leapcnt32;
- ++leapi32;
- }
fullname = erealloc(fullname,
(int) (strlen(directory) + 1 + strlen(name) + 1));
(void) sprintf(fullname, "%s/%s", directory, name);
@@ -1585,150 +1533,67 @@ const char * const string;
exit(EXIT_FAILURE);
}
}
- for (pass = 1; pass <= 2; ++pass) {
- register int thistimei, thistimecnt;
- register int thisleapi, thisleapcnt;
- register int thistimelim, thisleaplim;
- int writetype[TZ_MAX_TIMES];
- int typemap[TZ_MAX_TYPES];
- register int thistypecnt;
- char thischars[TZ_MAX_CHARS];
- char thischarcnt;
- int indmap[TZ_MAX_CHARS];
-
- if (pass == 1) {
- thistimei = timei32;
- thistimecnt = timecnt32;
- thisleapi = leapi32;
- thisleapcnt = leapcnt32;
- } else {
- thistimei = 0;
- thistimecnt = timecnt;
- thisleapi = 0;
- thisleapcnt = leapcnt;
- }
- thistimelim = thistimei + thistimecnt;
- thisleaplim = thisleapi + thisleapcnt;
- for (i = 0; i < typecnt; ++i)
- writetype[i] = thistimecnt == timecnt;
- if (thistimecnt == 0) {
- /*
- ** No transition times fall in the current
- ** (32- or 64-bit) window.
- */
- if (typecnt != 0)
- writetype[typecnt - 1] = TRUE;
- } else {
- for (i = thistimei - 1; i < thistimelim; ++i)
- if (i >= 0)
- writetype[types[i]] = TRUE;
- /*
- ** For America/Godthab and Antarctica/Palmer
- */
- if (thistimei == 0)
- writetype[0] = TRUE;
- }
- thistypecnt = 0;
- for (i = 0; i < typecnt; ++i)
- typemap[i] = writetype[i] ? thistypecnt++ : -1;
- for (i = 0; i < sizeof indmap / sizeof indmap[0]; ++i)
- indmap[i] = -1;
- thischarcnt = 0;
- for (i = 0; i < typecnt; ++i) {
- register char * thisabbr;
-
- if (!writetype[i])
- continue;
- if (indmap[abbrinds[i]] >= 0)
- continue;
- thisabbr = &chars[abbrinds[i]];
- for (j = 0; j < thischarcnt; ++j)
- if (strcmp(&thischars[j], thisabbr) == 0)
- break;
- if (j == thischarcnt) {
- (void) strcpy(&thischars[(int) thischarcnt],
- thisabbr);
- thischarcnt += strlen(thisabbr) + 1;
- }
- indmap[abbrinds[i]] = j;
- }
+ convert(eitol(typecnt), tzh.tzh_ttisgmtcnt);
+ convert(eitol(typecnt), tzh.tzh_ttisstdcnt);
+ convert(eitol(leapcnt), tzh.tzh_leapcnt);
+ convert(eitol(timecnt), tzh.tzh_timecnt);
+ convert(eitol(typecnt), tzh.tzh_typecnt);
+ convert(eitol(charcnt), tzh.tzh_charcnt);
+ (void) strncpy(tzh.tzh_magic, TZ_MAGIC, sizeof tzh.tzh_magic);
#define DO(field) (void) fwrite((void *) tzh.field, \
(size_t) sizeof tzh.field, (size_t) 1, fp)
- tzh = tzh0;
- (void) strncpy(tzh.tzh_magic, TZ_MAGIC, sizeof tzh.tzh_magic);
- tzh.tzh_version[0] = ZIC_VERSION;
- convert(eitol(thistypecnt), tzh.tzh_ttisgmtcnt);
- convert(eitol(thistypecnt), tzh.tzh_ttisstdcnt);
- convert(eitol(thisleapcnt), tzh.tzh_leapcnt);
- convert(eitol(thistimecnt), tzh.tzh_timecnt);
- convert(eitol(thistypecnt), tzh.tzh_typecnt);
- convert(eitol(thischarcnt), tzh.tzh_charcnt);
- DO(tzh_magic);
- DO(tzh_version);
- DO(tzh_reserved);
- DO(tzh_ttisgmtcnt);
- DO(tzh_ttisstdcnt);
- DO(tzh_leapcnt);
- DO(tzh_timecnt);
- DO(tzh_typecnt);
- DO(tzh_charcnt);
+ DO(tzh_magic);
+ DO(tzh_reserved);
+ DO(tzh_ttisgmtcnt);
+ DO(tzh_ttisstdcnt);
+ DO(tzh_leapcnt);
+ DO(tzh_timecnt);
+ DO(tzh_typecnt);
+ DO(tzh_charcnt);
#undef DO
- for (i = thistimei; i < thistimelim; ++i)
- if (pass == 1)
- puttzcode((long) ats[i], fp);
- else puttzcode64(ats[i], fp);
- for (i = thistimei; i < thistimelim; ++i) {
- unsigned char uc;
-
- uc = typemap[types[i]];
- (void) fwrite((void *) &uc,
- (size_t) sizeof uc,
- (size_t) 1,
- fp);
- }
- for (i = 0; i < typecnt; ++i)
- if (writetype[i]) {
- puttzcode(gmtoffs[i], fp);
- (void) putc(isdsts[i], fp);
- (void) putc((unsigned char) indmap[abbrinds[i]], fp);
+ for (i = 0; i < timecnt; ++i) {
+ j = leapcnt;
+ while (--j >= 0)
+ if (ats[i] >= trans[j]) {
+ ats[i] = tadd(ats[i], corr[j]);
+ break;
}
- if (thischarcnt != 0)
- (void) fwrite((void *) thischars,
- (size_t) sizeof thischars[0],
- (size_t) thischarcnt, fp);
- for (i = thisleapi; i < thisleaplim; ++i) {
- register zic_t todo;
-
- if (roll[i]) {
- if (timecnt == 0 || trans[i] < ats[0]) {
- j = 0;
- while (isdsts[j])
- if (++j >= typecnt) {
- j = 0;
- break;
- }
- } else {
- j = 1;
- while (j < timecnt &&
- trans[i] >= ats[j])
- ++j;
- j = types[j - 1];
- }
- todo = tadd(trans[i], -gmtoffs[j]);
- } else todo = trans[i];
- if (pass == 1)
- puttzcode((long) todo, fp);
- else puttzcode64(todo, fp);
- puttzcode(corr[i], fp);
- }
- for (i = 0; i < typecnt; ++i)
- if (writetype[i])
- (void) putc(ttisstds[i], fp);
- for (i = 0; i < typecnt; ++i)
- if (writetype[i])
- (void) putc(ttisgmts[i], fp);
- }
- (void) fprintf(fp, "\n%s\n", string);
+ puttzcode((long) ats[i], fp);
+ }
+ if (timecnt > 0)
+ (void) fwrite((void *) types, (size_t) sizeof types[0],
+ (size_t) timecnt, fp);
+ for (i = 0; i < typecnt; ++i) {
+ puttzcode((long) gmtoffs[i], fp);
+ (void) putc(isdsts[i], fp);
+ (void) putc(abbrinds[i], fp);
+ }
+ if (charcnt != 0)
+ (void) fwrite((void *) chars, (size_t) sizeof chars[0],
+ (size_t) charcnt, fp);
+ for (i = 0; i < leapcnt; ++i) {
+ if (roll[i]) {
+ if (timecnt == 0 || trans[i] < ats[0]) {
+ j = 0;
+ while (isdsts[j])
+ if (++j >= typecnt) {
+ j = 0;
+ break;
+ }
+ } else {
+ j = 1;
+ while (j < timecnt && trans[i] >= ats[j])
+ ++j;
+ j = types[j - 1];
+ }
+ puttzcode((long) tadd(trans[i], -gmtoffs[j]), fp);
+ } else puttzcode((long) trans[i], fp);
+ puttzcode((long) corr[i], fp);
+ }
+ for (i = 0; i < typecnt; ++i)
+ (void) putc(ttisstds[i], fp);
+ for (i = 0; i < typecnt; ++i)
+ (void) putc(ttisgmts[i], fp);
if (ferror(fp) || fclose(fp)) {
(void) fprintf(stderr, _("%s: Error writing %s\n"),
progname, fullname);
@@ -1737,223 +1602,21 @@ const char * const string;
}
static void
-doabbr(abbr, format, letters, isdst, doquotes)
+doabbr(abbr, format, letters, isdst)
char * const abbr;
const char * const format;
const char * const letters;
const int isdst;
-const int doquotes;
{
- register char * cp;
- register char * slashp;
- register int len;
-
- slashp = strchr(format, '/');
- if (slashp == NULL) {
+ if (strchr(format, '/') == NULL) {
if (letters == NULL)
(void) strcpy(abbr, format);
else (void) sprintf(abbr, format, letters);
- } else if (isdst) {
- (void) strcpy(abbr, slashp + 1);
- } else {
- if (slashp > format)
- (void) strncpy(abbr, format,
- (unsigned) (slashp - format));
- abbr[slashp - format] = '\0';
- }
- if (!doquotes)
- return;
- for (cp = abbr; *cp != '\0'; ++cp)
- if (strchr("ABCDEFGHIJKLMNOPQRSTUVWXYZ", *cp) == NULL &&
- strchr("abcdefghijklmnopqrstuvwxyz", *cp) == NULL)
- break;
- len = strlen(abbr);
- if (len > 0 && *cp == '\0')
- return;
- abbr[len + 2] = '\0';
- abbr[len + 1] = '>';
- for ( ; len > 0; --len)
- abbr[len] = abbr[len - 1];
- abbr[0] = '<';
-}
-
-static void
-updateminmax(x)
-const int x;
-{
- if (min_year > x)
- min_year = x;
- if (max_year < x)
- max_year = x;
-}
-
-static int
-stringoffset(result, offset)
-char * result;
-long offset;
-{
- register int hours;
- register int minutes;
- register int seconds;
-
- result[0] = '\0';
- if (offset < 0) {
- (void) strcpy(result, "-");
- offset = -offset;
- }
- seconds = offset % SECSPERMIN;
- offset /= SECSPERMIN;
- minutes = offset % MINSPERHOUR;
- offset /= MINSPERHOUR;
- hours = offset;
- if (hours >= HOURSPERDAY) {
- result[0] = '\0';
- return -1;
- }
- (void) sprintf(end(result), "%d", hours);
- if (minutes != 0 || seconds != 0) {
- (void) sprintf(end(result), ":%02d", minutes);
- if (seconds != 0)
- (void) sprintf(end(result), ":%02d", seconds);
- }
- return 0;
-}
-
-static int
-stringrule(result, rp, dstoff, gmtoff)
-char * result;
-const struct rule * const rp;
-const long dstoff;
-const long gmtoff;
-{
- register long tod;
-
- result = end(result);
- if (rp->r_dycode == DC_DOM) {
- register int month, total;
-
- if (rp->r_dayofmonth == 29 && rp->r_month == TM_FEBRUARY)
- return -1;
- total = 0;
- for (month = 0; month < rp->r_month; ++month)
- total += len_months[0][month];
- (void) sprintf(result, "J%d", total + rp->r_dayofmonth);
- } else {
- register int week;
-
- if (rp->r_dycode == DC_DOWGEQ) {
- week = 1 + rp->r_dayofmonth / DAYSPERWEEK;
- if ((week - 1) * DAYSPERWEEK + 1 != rp->r_dayofmonth)
- return -1;
- } else if (rp->r_dycode == DC_DOWLEQ) {
- if (rp->r_dayofmonth == len_months[1][rp->r_month])
- week = 5;
- else {
- week = 1 + rp->r_dayofmonth / DAYSPERWEEK;
- if (week * DAYSPERWEEK - 1 != rp->r_dayofmonth)
- return -1;
- }
- } else return -1; /* "cannot happen" */
- (void) sprintf(result, "M%d.%d.%d",
- rp->r_month + 1, week, rp->r_wday);
- }
- tod = rp->r_tod;
- if (rp->r_todisgmt)
- tod += gmtoff;
- if (rp->r_todisstd && rp->r_stdoff == 0)
- tod += dstoff;
- if (tod < 0) {
- result[0] = '\0';
- return -1;
- }
- if (tod != 2 * SECSPERMIN * MINSPERHOUR) {
- (void) strcat(result, "/");
- if (stringoffset(end(result), tod) != 0)
- return -1;
- }
- return 0;
-}
-
-static void
-stringzone(result, zpfirst, zonecount)
-char * result;
-const struct zone * const zpfirst;
-const int zonecount;
-{
- register const struct zone * zp;
- register struct rule * rp;
- register struct rule * stdrp;
- register struct rule * dstrp;
- register int i;
- register const char * abbrvar;
-
- result[0] = '\0';
- zp = zpfirst + zonecount - 1;
- stdrp = dstrp = NULL;
- for (i = 0; i < zp->z_nrules; ++i) {
- rp = &zp->z_rules[i];
- if (rp->r_hiwasnum || rp->r_hiyear != INT_MAX)
- continue;
- if (rp->r_yrtype != NULL)
- continue;
- if (rp->r_stdoff == 0) {
- if (stdrp == NULL)
- stdrp = rp;
- else return;
- } else {
- if (dstrp == NULL)
- dstrp = rp;
- else return;
- }
- }
- if (stdrp == NULL && dstrp == NULL) {
- /*
- ** There are no rules running through "max".
- ** Let's find the latest rule.
- */
- for (i = 0; i < zp->z_nrules; ++i) {
- rp = &zp->z_rules[i];
- if (stdrp == NULL || rp->r_hiyear > stdrp->r_hiyear ||
- (rp->r_hiyear == stdrp->r_hiyear &&
- rp->r_month > stdrp->r_month))
- stdrp = rp;
- }
- if (stdrp != NULL && stdrp->r_stdoff != 0)
- return; /* We end up in DST (a POSIX no-no). */
- /*
- ** Horrid special case: if year is 2037,
- ** presume this is a zone handled on a year-by-year basis;
- ** do not try to apply a rule to the zone.
- */
- if (stdrp != NULL && stdrp->r_hiyear == 2037)
- return;
- }
- if (stdrp == NULL && zp->z_nrules != 0)
- return;
- abbrvar = (stdrp == NULL) ? "" : stdrp->r_abbrvar;
- doabbr(result, zp->z_format, abbrvar, FALSE, TRUE);
- if (stringoffset(end(result), -zp->z_gmtoff) != 0) {
- result[0] = '\0';
- return;
- }
- if (dstrp == NULL)
- return;
- doabbr(end(result), zp->z_format, dstrp->r_abbrvar, TRUE, TRUE);
- if (dstrp->r_stdoff != SECSPERMIN * MINSPERHOUR)
- if (stringoffset(end(result),
- -(zp->z_gmtoff + dstrp->r_stdoff)) != 0) {
- result[0] = '\0';
- return;
- }
- (void) strcat(result, ",");
- if (stringrule(result, dstrp, dstrp->r_stdoff, zp->z_gmtoff) != 0) {
- result[0] = '\0';
- return;
- }
- (void) strcat(result, ",");
- if (stringrule(result, stdrp, dstrp->r_stdoff, zp->z_gmtoff) != 0) {
- result[0] = '\0';
- return;
+ } else if (isdst)
+ (void) strcpy(abbr, strchr(format, '/') + 1);
+ else {
+ (void) strcpy(abbr, format);
+ *strchr(abbr, '/') = '\0';
}
}
@@ -1974,17 +1637,8 @@ const int zonecount;
register int startttisstd;
register int startttisgmt;
register int type;
- register char * startbuf;
- register char * ab;
- register char * envvar;
- register int max_abbr_len;
- register int max_envvar_len;
-
- max_abbr_len = 2 + max_format_len + max_abbrvar_len;
- max_envvar_len = 2 * max_abbr_len + 5 * 9;
- startbuf = emalloc(max_abbr_len + 1);
- ab = emalloc(max_abbr_len + 1);
- envvar = emalloc(max_envvar_len + 1);
+ char startbuf[BUFSIZ];
+
INITIALIZE(untiltime);
INITIALIZE(starttime);
/*
@@ -1999,48 +1653,6 @@ const int zonecount;
*/
startttisstd = FALSE;
startttisgmt = FALSE;
- min_year = max_year = EPOCH_YEAR;
- if (leapseen) {
- updateminmax(leapminyear);
- updateminmax(leapmaxyear);
- }
- for (i = 0; i < zonecount; ++i) {
- zp = &zpfirst[i];
- updateminmax(zp->z_untilrule.r_loyear);
- for (j = 0; j < zp->z_nrules; ++j) {
- rp = &zp->z_rules[j];
- if (rp->r_lowasnum)
- updateminmax(rp->r_loyear);
- if (rp->r_hiwasnum)
- updateminmax(rp->r_hiyear);
- }
- }
- /*
- ** Generate lots of data if a rule can't cover all future times.
- */
- stringzone(envvar, zpfirst, zonecount);
- if (noise && envvar[0] == '\0') {
- register char * wp;
-
-wp = ecpyalloc(_("no POSIX environment variable for zone"));
- wp = ecatalloc(wp, " ");
- wp = ecatalloc(wp, zpfirst->z_name);
- warning(wp);
- ifree(wp);
- }
- if (envvar[0] == '\0') {
- if (min_year >= INT_MIN + YEARSPERREPEAT)
- min_year -= YEARSPERREPEAT;
- else min_year = INT_MIN;
- if (max_year <= INT_MAX - YEARSPERREPEAT)
- max_year += YEARSPERREPEAT;
- else max_year = INT_MAX;
- }
- /*
- ** For the benefit of older systems, generate data through 2037.
- */
- if (max_year < 2037)
- max_year = 2037;
for (i = 0; i < zonecount; ++i) {
/*
** A guess that may well be corrected later.
@@ -2058,7 +1670,7 @@ wp = ecpyalloc(_("no POSIX environment variable for zone"));
if (zp->z_nrules == 0) {
stdoff = zp->z_stdoff;
doabbr(startbuf, zp->z_format,
- (char *) NULL, stdoff != 0, FALSE);
+ (char *) NULL, stdoff != 0);
type = addtype(oadd(zp->z_gmtoff, stdoff),
startbuf, stdoff != 0, startttisstd,
startttisgmt);
@@ -2088,6 +1700,7 @@ wp = ecpyalloc(_("no POSIX environment variable for zone"));
register int k;
register zic_t jtime, ktime;
register long offset;
+ char buf[BUFSIZ];
INITIALIZE(ktime);
if (useuntil) {
@@ -2143,27 +1756,24 @@ wp = ecpyalloc(_("no POSIX environment variable for zone"));
stdoff);
doabbr(startbuf, zp->z_format,
rp->r_abbrvar,
- rp->r_stdoff != 0,
- FALSE);
+ rp->r_stdoff != 0);
continue;
}
if (*startbuf == '\0' &&
startoff == oadd(zp->z_gmtoff,
- stdoff)) {
+ stdoff))
doabbr(startbuf,
zp->z_format,
rp->r_abbrvar,
rp->r_stdoff !=
- 0,
- FALSE);
- }
+ 0);
}
eats(zp->z_filename, zp->z_linenum,
rp->r_filename, rp->r_linenum);
- doabbr(ab, zp->z_format, rp->r_abbrvar,
- rp->r_stdoff != 0, FALSE);
+ doabbr(buf, zp->z_format, rp->r_abbrvar,
+ rp->r_stdoff != 0);
offset = oadd(zp->z_gmtoff, rp->r_stdoff);
- type = addtype(offset, ab, rp->r_stdoff != 0,
+ type = addtype(offset, buf, rp->r_stdoff != 0,
rp->r_todisstd, rp->r_todisgmt);
addtt(ktime, type);
}
@@ -2196,10 +1806,7 @@ error(_("can't determine time zone abbreviation to use just after until time"));
starttime = tadd(starttime, -gmtoff);
}
}
- writezone(zpfirst->z_name, envvar);
- ifree(startbuf);
- ifree(ab);
- ifree(envvar);
+ writezone(zpfirst->z_name);
}
static void
@@ -2578,6 +2185,8 @@ register const int wantedy;
will not work with pre-2004 versions of zic"));
}
}
+ if (dayoff < 0 && !TYPE_SIGNED(zic_t))
+ return min_time;
if (dayoff < min_time / SECSPERDAY)
return min_time;
if (dayoff > max_time / SECSPERDAY)
diff --git a/timezone/zone.tab b/timezone/zone.tab
index aecb5bb94c..09cdf6940a 100644
--- a/timezone/zone.tab
+++ b/timezone/zone.tab
@@ -1,4 +1,4 @@
-# @(#)zone.tab 8.5
+# @(#)zone.tab 8.1
#
# TZ zone descriptions
#
@@ -44,7 +44,7 @@ AQ -690022+0393524 Antarctica/Syowa Syowa Station, E Ongul I
AR -3436-05827 America/Argentina/Buenos_Aires Buenos Aires (BA, CF)
AR -3124-06411 America/Argentina/Cordoba most locations (CB, CC, CN, ER, FM, LP, MN, NQ, RN, SA, SE, SF, SL)
AR -2411-06518 America/Argentina/Jujuy Jujuy (JY)
-AR -2649-06513 America/Argentina/Tucuman Tucuman (TM)
+AR -3124-06411 America/Argentina/Tucuman Tucuman (TM)
AR -2828-06547 America/Argentina/Catamarca Catamarca (CT), Chubut (CH)
AR -2926-06651 America/Argentina/La_Rioja La Rioja (LR)
AR -3132-06831 America/Argentina/San_Juan San Juan (SJ)
@@ -99,28 +99,27 @@ BT +2728+08939 Asia/Thimphu
BW -2545+02555 Africa/Gaborone
BY +5354+02734 Europe/Minsk
BZ +1730-08812 America/Belize
-CA +4734-05243 America/St_Johns Newfoundland Time, including SE Labrador
-CA +4439-06336 America/Halifax Atlantic Time - Nova Scotia (most places), PEI
+CA +4734-05243 America/St_Johns Newfoundland Island
+CA +4439-06336 America/Halifax Atlantic Time - Nova Scotia (most places), W Labrador, E Quebec & PEI
CA +4612-05957 America/Glace_Bay Atlantic Time - Nova Scotia - places that did not observe DST 1966-1971
CA +4606-06447 America/Moncton Atlantic Time - New Brunswick
-CA +5320-06025 America/Goose_Bay Atlantic Time - Labrador - most locations
-CA +5125-05707 America/Blanc-Sablon Atlantic Standard Time - Quebec - Lower North Shore
+CA +5320-06025 America/Goose_Bay Atlantic Time - E Labrador
CA +4531-07334 America/Montreal Eastern Time - Quebec - most locations
CA +4339-07923 America/Toronto Eastern Time - Ontario - most locations
CA +4901-08816 America/Nipigon Eastern Time - Ontario & Quebec - places that did not observe DST 1967-1973
CA +4823-08915 America/Thunder_Bay Eastern Time - Thunder Bay, Ontario
CA +6608-06544 America/Pangnirtung Eastern Time - Pangnirtung, Nunavut
CA +6344-06828 America/Iqaluit Eastern Time - east Nunavut
-CA +484531-0913718 America/Atikokan Eastern Standard Time - Atikokan, Ontario and Southampton I, Nunavut
-CA +624900-0920459 America/Rankin_Inlet Central Time - central Nunavut
+CA +6408-08310 America/Coral_Harbour Eastern Standard Time - Southampton Island
+CA +6245-09210 America/Rankin_Inlet Central Time - central Nunavut
CA +4953-09709 America/Winnipeg Central Time - Manitoba & west Ontario
-CA +4843-09434 America/Rainy_River Central Time - Rainy River & Fort Frances, Ontario
+CA +4843-09429 America/Rainy_River Central Time - Rainy River & Fort Frances, Ontario
CA +6903-10505 America/Cambridge_Bay Central Time - west Nunavut
CA +5024-10439 America/Regina Central Standard Time - Saskatchewan - most locations
CA +5017-10750 America/Swift_Current Central Standard Time - Saskatchewan - midwest
CA +5333-11328 America/Edmonton Mountain Time - Alberta, east British Columbia & west Saskatchewan
CA +6227-11421 America/Yellowknife Mountain Time - central Northwest Territories
-CA +682059-1334300 America/Inuvik Mountain Time - west Northwest Territories
+CA +6825-11330 America/Inuvik Mountain Time - west Northwest Territories
CA +5946-12014 America/Dawson_Creek Mountain Standard Time - Dawson Creek & Fort Saint John, British Columbia
CA +4916-12307 America/Vancouver Pacific Time - west British Columbia
CA +6043-13503 America/Whitehorse Pacific Time - south Yukon
@@ -137,12 +136,13 @@ CL -3327-07040 America/Santiago most locations
CL -2710-10927 Pacific/Easter Easter Island & Sala y Gomez
CM +0403+00942 Africa/Douala
CN +3114+12128 Asia/Shanghai east China - Beijing, Guangdong, Shanghai, etc.
-CN +4545+12641 Asia/Harbin Heilongjiang (except Mohe), Jilin
-CN +2934+10635 Asia/Chongqing central China - Sichuan, Yunnan, Guangxi, Shaanxi, Guizhou, etc.
-CN +4348+08735 Asia/Urumqi most of Tibet & Xinjiang
-CN +3929+07559 Asia/Kashgar west Tibet & Xinjiang
+CN +4545+12641 Asia/Harbin Heilongjiang
+CN +2934+10635 Asia/Chongqing central China - Gansu, Guizhou, Sichuan, Yunnan, etc.
+CN +4348+08735 Asia/Urumqi Tibet & most of Xinjiang Uyghur
+CN +3929+07559 Asia/Kashgar southwest Xinjiang Uyghur
CO +0436-07405 America/Bogota
CR +0956-08405 America/Costa_Rica
+CS +4450+02030 Europe/Belgrade
CU +2308-08222 America/Havana
CV +1455-02331 Atlantic/Cape_Verde
CX -1025+10543 Indian/Christmas
@@ -177,12 +177,11 @@ GB +512830-0001845 Europe/London
GD +1203-06145 America/Grenada
GE +4143+04449 Asia/Tbilisi
GF +0456-05220 America/Cayenne
-GG +4927-00232 Europe/Guernsey
GH +0533-00013 Africa/Accra
GI +3608-00521 Europe/Gibraltar
GL +6411-05144 America/Godthab most locations
GL +7646-01840 America/Danmarkshavn east coast, north of Scoresbysund
-GL +7029-02158 America/Scoresbysund Scoresbysund / Ittoqqortoormiit
+GL +7030-02215 America/Scoresbysund Scoresbysund / Ittoqqortoormiit
GL +7634-06847 America/Thule Thule / Pituffik
GM +1328-01639 Africa/Banjul
GN +0931-01343 Africa/Conakry
@@ -205,14 +204,12 @@ ID -0507+11924 Asia/Makassar east & south Borneo, Celebes, Bali, Nusa Tengarra,
ID -0232+14042 Asia/Jayapura Irian Jaya & the Moluccas
IE +5320-00615 Europe/Dublin
IL +3146+03514 Asia/Jerusalem
-IM +5409-00428 Europe/Isle_of_Man
IN +2232+08822 Asia/Calcutta
IO -0720+07225 Indian/Chagos
IQ +3321+04425 Asia/Baghdad
IR +3540+05126 Asia/Tehran
IS +6409-02151 Atlantic/Reykjavik
IT +4154+01229 Europe/Rome
-JE +4912-00237 Europe/Jersey
JM +1800-07648 America/Jamaica
JO +3157+03556 Asia/Amman
JP +353916+1394441 Asia/Tokyo
@@ -247,7 +244,6 @@ LY +3254+01311 Africa/Tripoli
MA +3339-00735 Africa/Casablanca
MC +4342+00723 Europe/Monaco
MD +4700+02850 Europe/Chisinau
-ME +4247+01928 Europe/Podgorica
MG -1855+04731 Indian/Antananarivo
MH +0709+17112 Pacific/Majuro most locations
MH +0905+16720 Pacific/Kwajalein Kwajalein
@@ -261,7 +257,7 @@ MO +2214+11335 Asia/Macau
MP +1512+14545 Pacific/Saipan
MQ +1436-06105 America/Martinique
MR +1806-01557 Africa/Nouakchott
-MS +1643-06213 America/Montserrat
+MS +1644-06213 America/Montserrat
MT +3554+01431 Europe/Malta
MU -2010+05730 Indian/Mauritius
MV +0410+07330 Indian/Maldives
@@ -312,11 +308,9 @@ PY -2516-05740 America/Asuncion
QA +2517+05132 Asia/Qatar
RE -2052+05528 Indian/Reunion
RO +4426+02606 Europe/Bucharest
-RS +4450+02030 Europe/Belgrade
RU +5443+02030 Europe/Kaliningrad Moscow-01 - Kaliningrad
RU +5545+03735 Europe/Moscow Moscow+00 - west Russia
-RU +4844+04425 Europe/Volgograd Moscow+00 - Caspian Sea
-RU +5312+05009 Europe/Samara Moscow+01 - Samara, Udmurtia
+RU +5312+05009 Europe/Samara Moscow+01 - Caspian Sea
RU +5651+06036 Asia/Yekaterinburg Moscow+02 - Urals
RU +5500+07324 Asia/Omsk Moscow+03 - west Siberia
RU +5502+08255 Asia/Novosibirsk Moscow+03 - Novosibirsk
@@ -382,11 +376,10 @@ US +382232-0862041 America/Indiana/Marengo Eastern Time - Indiana - Crawford Cou
US +411745-0863730 America/Indiana/Knox Eastern Time - Indiana - Starke County
US +384452-0850402 America/Indiana/Vevay Eastern Time - Indiana - Switzerland County
US +415100-0873900 America/Chicago Central Time
-US +384038-0873143 America/Indiana/Vincennes Central Time - Indiana - Daviess, Dubois, Knox, Martin, Perry & Pulaski Counties
+US +384038-0873143 America/Indiana/Vincennes Central Time - Indiana - Daviess, Dubois, Knox, Martin, Perry & Pulaski
US +382931-0871643 America/Indiana/Petersburg Central Time - Indiana - Pike County
US +450628-0873651 America/Menominee Central Time - Michigan - Dickinson, Gogebic, Iron & Menominee Counties
US +470659-1011757 America/North_Dakota/Center Central Time - North Dakota - Oliver County
-US +465042-1012439 America/North_Dakota/New_Salem Central Time - North Dakota - Morton County (except Mandan area)
US +394421-1045903 America/Denver Mountain Time
US +433649-1161209 America/Boise Mountain Time - south Idaho & east Oregon
US +364708-1084111 America/Shiprock Mountain Time - Navajo
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 18:05:10 +0000