From owner-svn-src-stable@freebsd.org Tue Jul 2 12:22:33 2019 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id CAAEB15D2133; Tue, 2 Jul 2019 12:22:32 +0000 (UTC) (envelope-from philip@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 7422883A69; Tue, 2 Jul 2019 12:22:32 +0000 (UTC) (envelope-from philip@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id A980224349; Tue, 2 Jul 2019 12:22:28 +0000 (UTC) (envelope-from philip@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x62CMSxx080461; Tue, 2 Jul 2019 12:22:28 GMT (envelope-from philip@FreeBSD.org) Received: (from philip@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x62CMRtv080453; Tue, 2 Jul 2019 12:22:27 GMT (envelope-from philip@FreeBSD.org) Message-Id: <201907021222.x62CMRtv080453@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: philip set sender to philip@FreeBSD.org using -f From: Philip Paeps Date: Tue, 2 Jul 2019 12:22:27 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r349597 - stable/12/contrib/tzdata X-SVN-Group: stable-12 X-SVN-Commit-Author: philip X-SVN-Commit-Paths: stable/12/contrib/tzdata X-SVN-Commit-Revision: 349597 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 7422883A69 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.997,0]; NEURAL_HAM_SHORT(-0.96)[-0.961,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Jul 2019 12:22:33 -0000 Author: philip Date: Tue Jul 2 12:22:27 2019 New Revision: 349597 URL: https://svnweb.freebsd.org/changeset/base/349597 Log: MFC r349592: Import tzdata 2019b Modified: stable/12/contrib/tzdata/Makefile stable/12/contrib/tzdata/NEWS stable/12/contrib/tzdata/africa stable/12/contrib/tzdata/antarctica stable/12/contrib/tzdata/asia stable/12/contrib/tzdata/australasia stable/12/contrib/tzdata/backzone stable/12/contrib/tzdata/checktab.awk stable/12/contrib/tzdata/europe stable/12/contrib/tzdata/factory stable/12/contrib/tzdata/northamerica stable/12/contrib/tzdata/pacificnew stable/12/contrib/tzdata/southamerica stable/12/contrib/tzdata/systemv stable/12/contrib/tzdata/theory.html stable/12/contrib/tzdata/version stable/12/contrib/tzdata/zishrink.awk stable/12/contrib/tzdata/zone.tab stable/12/contrib/tzdata/zone1970.tab stable/12/contrib/tzdata/zoneinfo2tdf.pl Directory Properties: stable/12/ (props changed) Modified: stable/12/contrib/tzdata/Makefile ============================================================================== --- stable/12/contrib/tzdata/Makefile Tue Jul 2 08:47:18 2019 (r349596) +++ stable/12/contrib/tzdata/Makefile Tue Jul 2 12:22:27 2019 (r349597) @@ -35,11 +35,13 @@ DATAFORM= main LOCALTIME= GMT -# If you want something other than Eastern United States time as a template -# for handling ruleless POSIX-style timezone environment variables, +# The POSIXRULES macro controls interpretation of nonstandard and obsolete +# POSIX-like TZ settings like TZ='EET-2EEST' that lack DST transition rules. +# In the reference implementation, if you want something other than Eastern +# United States time as a template for handling these settings, you can # change the line below (after finding the timezone you want in the # one of the $(TDATA) source files, or adding it to a source file). -# A ruleless environment setting like TZ='CST6CDT' uses the rules in the +# A setting like TZ='EET-2EEST' is supposed to use the rules in the # template file to determine "spring forward" and "fall back" days and # times; the environment variable itself specifies UT offsets of standard and # daylight saving time. @@ -49,6 +51,17 @@ LOCALTIME= GMT # Use the command # make zonenames # to get a list of the values you can use for POSIXRULES. +# +# If POSIXRULES is empty, no template is installed; this is the intended +# future default for POSIXRULES. +# +# Nonempty POSIXRULES is obsolete and should not be relied on, because: +# * It does not work correctly in popular implementations such as GNU/Linux. +# * It does not work in the tzdb implementation for timestamps after 2037. +# * It is incompatible with 'zic -b slim' if POSIXRULES specifies transitions +# at standard time or UT rather than at local time. +# In short, software should avoid ruleless settings like TZ='EET-2EEST' +# and so should not depend on the value of POSIXRULES. POSIXRULES= America/New_York @@ -231,6 +244,13 @@ LDLIBS= # other than simply getting garbage data # -DUSE_LTZ=0 to build zdump with the system time zone library # Also set TZDOBJS=zdump.o and CHECK_TIME_T_ALTERNATIVES= below. +# -DZIC_BLOAT_DEFAULT=\"slim\" to default zic's -b option to "slim", and +# similarly for "fat". Fat TZif files work around incompatibilities +# and bugs in some TZif readers, notably readers that mishandle 64-bit +# data in TZif files. Slim TZif files are more efficient and do not +# work around these incompatibilities and bugs. If not given, the +# current default is "fat" but this is intended to change as readers +# requiring fat files often mishandle timestamps after 2037 anyway. # -DZIC_MAX_ABBR_LEN_WO_WARN=3 # (or some other number) to set the maximum time zone abbreviation length # that zic will accept without a warning (the default is 6) @@ -364,7 +384,9 @@ ZIC= $(zic) $(ZFLAGS) # To shrink the size of installed TZif files, # append "-r @N" to omit data before N-seconds-after-the-Epoch. -# See the zic man page for more about -r. +# You can also append "-b slim" if that is not already the default; +# see ZIC_BLOAT_DEFAULT above. +# See the zic man page for more about -b and -r. ZFLAGS= # How to use zic to install TZif files. @@ -388,6 +410,9 @@ KSHELL= /bin/bash # Name of curl , used for HTML validation. CURL= curl +# Name of GNU Privacy Guard , used to sign distributions. +GPG= gpg + # The path where SGML DTDs are kept and the catalog file(s) to use when # validating HTML 4.01. The default should work on both Debian and Red Hat. SGML_TOPDIR= /usr @@ -562,7 +587,9 @@ install: all $(DATA) $(REDO) $(MANS) '$(DESTDIR)$(LIBDIR)' \ '$(DESTDIR)$(MANDIR)/man3' '$(DESTDIR)$(MANDIR)/man5' \ '$(DESTDIR)$(MANDIR)/man8' - $(ZIC_INSTALL) -l $(LOCALTIME) -p $(POSIXRULES) \ + $(ZIC_INSTALL) -l $(LOCALTIME) \ + `case '$(POSIXRULES)' in ?*) echo '-p';; esac \ + ` $(POSIXRULES) \ -t '$(DESTDIR)$(TZDEFAULT)' cp -f $(TABDATA) '$(DESTDIR)$(TZDIR)/.' cp tzselect '$(DESTDIR)$(BINDIR)/.' @@ -781,12 +808,6 @@ CHECK_CC_LIST = { n = split($$1,a,/,/); for (i=2; i<=n check_sorted: backward backzone iso3166.tab zone.tab zone1970.tab $(AWK) '/^Link/ {print $$3}' backward | LC_ALL=C sort -cu $(AWK) '/^Zone/ {print $$2}' backzone | LC_ALL=C sort -cu - $(AWK) '/^[^#]/ {print $$1}' iso3166.tab | LC_ALL=C sort -cu - $(AWK) '/^[^#]/ {print $$1}' zone.tab | LC_ALL=C sort -c - $(AWK) '/^[^#]/ {print substr($$0, 1, 2)}' zone1970.tab | \ - LC_ALL=C sort -c - $(AWK) '/^[^#]/ $(CHECK_CC_LIST)' zone1970.tab | \ - LC_ALL=C sort -cu touch $@ check_links: checklinks.awk $(TDATA_TO_CHECK) tzdata.zi @@ -1051,7 +1072,7 @@ tzdata$(VERSION).tar.gz.asc: tzdata$(VERSION).tar.gz tzdata$(VERSION)-rearguard.tar.gz.asc: tzdata$(VERSION)-rearguard.tar.gz tzdb-$(VERSION).tar.lz.asc: tzdb-$(VERSION).tar.lz $(ALL_ASC): - gpg2 --armor --detach-sign $? + $(GPG) --armor --detach-sign $? TYPECHECK_CFLAGS = $(CFLAGS) -DTYPECHECK -D__time_t_defined -D_TIME_T typecheck: typecheck_long_long typecheck_unsigned Modified: stable/12/contrib/tzdata/NEWS ============================================================================== --- stable/12/contrib/tzdata/NEWS Tue Jul 2 08:47:18 2019 (r349596) +++ stable/12/contrib/tzdata/NEWS Tue Jul 2 12:22:27 2019 (r349597) @@ -1,8 +1,102 @@ News for the tz database -Release 20198 - 2019-03-25 22:01:33 -0700 +Release 2019b - 2019-07-01 00:09:53 -0700 Briefly: + Brazil no longer observes DST. + 'zic -b slim' outputs smaller TZif files; please try it out. + Palestine's 2019 spring-forward transition was on 03-29, not 03-30. + + Changes to future timestamps + + Brazil has canceled DST and will stay on standard time indefinitely. + (Thanks to Steffen Thorsen, Marcus Diniz, and Daniel Soares de + Oliveira.) + + Predictions for Morocco now go through 2087 instead of 2037, to + work around a problem on newlib when using TZif files output by + zic 2019a or earlier. (Problem reported by David Gauchard.) + + Changes to past and future timestamps + + Palestine's 2019 spring transition was 03-29 at 00:00, not 03-30 + at 01:00. (Thanks to Sharef Mustafa and Even Scharning.) Guess + future transitions to be March's last Friday at 00:00. + + Changes to past timestamps + + Hong Kong's 1941-06-15 spring-forward transition was at 03:00, not + 03:30. Its 1945 transition from JST to HKT was on 11-18 at 02:00, + not 09-15 at 00:00. In 1946 its spring-forward transition was on + 04-21 at 00:00, not the previous day at 03:30. From 1946 through + 1952 its fall-back transitions occurred at 04:30, not at 03:30. + In 1947 its fall-back transition was on 11-30, not 12-30. + (Thanks to P Chan.) + + Changes to past time zone abbreviations + + Italy's 1866 transition to Rome Mean Time was on December 12, not + September 22. This affects only the time zone abbreviation for + Europe/Rome between those dates. (Thanks to Stephen Trainor and + Luigi Rosa.) + + Changes affecting metadata only + + Add info about the Crimea situation in zone1970.tab and zone.tab. + (Problem reported by Serhii Demediuk.) + + Changes to code + + zic's new -b option supports a way to control data bloat and to + test for year-2038 bugs in software that reads TZif files. + 'zic -b fat' and 'zic -b slim' generate larger and smaller output; + for example, changing from fat to slim shrinks the Europe/London + file from 3648 to 1599 bytes, saving about 56%. Fat and slim + files represent the same set of timestamps and use the same TZif + format as documented in tzfile(5) and in Internet RFC 8536. + Fat format attempts to work around bugs or incompatibilities in + older software, notably software that mishandles 64-bit TZif data + or uses obsolete TZ strings like "EET-2EEST" that lack DST rules. + Slim format is more efficient and does not work around 64-bit bugs + or obsolete TZ strings. Currently zic defaults to fat format + unless you compile with -DZIC_BLOAT_DEFAULT=\"slim\"; this + out-of-the-box default is intended to change in future releases + as the buggy software often mishandles timestamps anyway. + + zic no longer treats a set of rules ending in 2037 specially. + Previously, zic assumed that such a ruleset meant that future + timestamps could not be predicted, and therefore omitted a + POSIX-like TZ string in the TZif output. The old behavior is no + longer needed for current tzdata, and caused problems with newlib + when used with older tzdata (reported by David Gauchard). + + zic no longer generates some artifact transitions. For example, + Europe/London no longer has a no-op transition in January 1996. + + Changes to build procedure + + tzdata.zi now assumes zic 2017c or later. This shrinks tzdata.zi + by a percent or so. + + Changes to documentation and commentary + + The Makefile now documents the POSIXRULES macro as being obsolete, + and similarly, zic's -p POSIXRULES option is now documented as + being obsolete. Although the POSIXRULES feature still exists and + works as before, in practice it is rarely used for its intended + purpose, and it does not work either in the default reference + implementation (for timestamps after 2037) or in common + implementations such as GNU/Linux (for contemporary timestamps). + Since POSIXRULES was designed primarily as a temporary transition + facility for System V platforms that died off decades ago, it is + being decommissioned rather than institutionalized. + + New info on Bonin Islands and Marcus (thanks to Wakaba and Phake Nick). + + +Release 2019a - 2019-03-25 22:01:33 -0700 + + Briefly: Palestine "springs forward" on 2019-03-30 instead of 2019-03-23. Metlakatla "fell back" to rejoin Alaska Time on 2019-01-20 at 02:00. @@ -481,7 +575,7 @@ Release 2018d - 2018-03-22 07:05:46 -0700 The code is a bit more portable to MS-Windows. Installers can compile with -DRESERVE_STD_EXT_IDS on MS-Windows platforms that reserve identifiers like 'localtime'. (Thanks to Manuela - Friedrich). + Friedrich.) Changes to documentation and commentary @@ -2276,7 +2370,7 @@ Release 2014f - 2014-08-05 17:42:36 -0700 warlord Jin Shuren in the data. Commentary about the coverage of each Russian zone has been standardized. - (Thanks to Tim Parenti). + (Thanks to Tim Parenti.) There is new commentary about contemporary timekeeping in Ethiopia. @@ -2724,7 +2818,7 @@ Release 2013e - 2013-09-19 23:50:04 -0700 Change the UT offset of Bern Mean Time from 0:29:44 to 0:29:46. This affects Europe/Zurich timestamps from 1853 to 1894. (Thanks - to Alois Treindl). + to Alois Treindl.) Change the date of the circa-1850 Zurich transition from 1849-09-12 to 1853-07-16, overriding Shanks with data from Messerli about @@ -3034,7 +3128,7 @@ Release 2013a - 2013-02-27 09:20:35 -0800 (Thanks to Arthur David Olson.) Improve the commentary about which districts observe what times - in Russia. (Thanks to Oscar van Vlijmen and Arthur David Olson). + in Russia. (Thanks to Oscar van Vlijmen and Arthur David Olson.) Add web page links to tz.js. Modified: stable/12/contrib/tzdata/africa ============================================================================== --- stable/12/contrib/tzdata/africa Tue Jul 2 08:47:18 2019 (r349596) +++ stable/12/contrib/tzdata/africa Tue Jul 2 12:22:27 2019 (r349597) @@ -89,7 +89,7 @@ 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. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF 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 0:00 Algeria WE%sT 1940 Feb 25 2:00 @@ -124,7 +124,7 @@ Zone Africa/Algiers 0:12:12 - LMT 1891 Mar 15 0:01 # For now, ignore that and follow the 1911-05-26 Portuguese decree # (see Europe/Lisbon). # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Atlantic/Cape_Verde -1:34:04 - LMT 1912 Jan 01 2:00u # Praia -2:00 - -02 1942 Sep -2:00 1:00 -01 1945 Oct 15 @@ -135,7 +135,7 @@ Zone Atlantic/Cape_Verde -1:34:04 - LMT 1912 Jan 01 2 # See Africa/Lagos. # Chad -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Ndjamena 1:00:12 - LMT 1912 # N'Djamena 1:00 - WAT 1979 Oct 14 1:00 1:00 WAST 1980 Mar 8 @@ -151,7 +151,7 @@ Zone Africa/Ndjamena 1:00:12 - LMT 1912 # N'Dja # See Africa/Lagos. # Côte d'Ivoire / Ivory Coast -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Abidjan -0:16:08 - LMT 1912 0:00 - GMT Link Africa/Abidjan Africa/Bamako # Mali @@ -356,7 +356,7 @@ Rule Egypt 2014 only - Jun 26 24:00 0 - Rule Egypt 2014 only - Jul 31 24:00 1:00 S Rule Egypt 2014 only - Sep lastThu 24:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Cairo 2:05:09 - LMT 1900 Oct 2:00 Egypt EE%sT @@ -414,7 +414,7 @@ Zone Africa/Cairo 2:05:09 - LMT 1900 Oct # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Ghana 1920 1942 - Sep 1 0:00 0:20 - Rule Ghana 1920 1942 - Dec 31 0:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Accra -0:00:52 - LMT 1918 0:00 Ghana GMT/+0020 @@ -428,13 +428,13 @@ Zone Africa/Accra -0:00:52 - LMT 1918 # evidently confusing the date of the Portuguese decree # (see Europe/Lisbon) with the date that it took effect. # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1 1:00u -1:00 - -01 1975 0:00 - GMT # Kenya -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Nairobi 2:27:16 - LMT 1928 Jul 3:00 - EAT 1930 2:30 - +0230 1940 @@ -469,7 +469,7 @@ Link Africa/Nairobi Indian/Mayotte # Use the abbreviation "MMT" before 1972, as the more-accurate numeric # abbreviation "-004430" would be one byte over the POSIX limit. # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Monrovia -0:43:08 - LMT 1882 -0:43:08 - MMT 1919 Mar # Monrovia Mean Time -0:44:30 - MMT 1972 Jan 7 # approximately MMT @@ -519,7 +519,7 @@ Rule Libya 1997 only - Apr 4 0:00 1:00 S Rule Libya 1997 only - Oct 4 0:00 0 - Rule Libya 2013 only - Mar lastFri 1:00 1:00 S Rule Libya 2013 only - Oct lastFri 2:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Tripoli 0:52:44 - LMT 1920 1:00 Libya CE%sT 1959 2:00 - EET 1982 @@ -629,7 +629,7 @@ Rule Mauritius 1982 only - Oct 10 0:00 1:00 - Rule Mauritius 1983 only - Mar 21 0:00 0 - Rule Mauritius 2008 only - Oct lastSun 2:00 1:00 - Rule Mauritius 2009 only - Mar lastSun 2:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis 4:00 Mauritius +04/+05 # Agalega Is, Rodriguez @@ -860,18 +860,24 @@ Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis # the week end after.... The government does not announce yet the decision # about this temporary change. But it s 99% sure that it will be the case, # as in previous years. An unofficial survey was done these days, showing -# that 64% of asked peopke are ok for moving from +1 to +0 during Ramadan. +# that 64% of asked people are ok for moving from +1 to +0 during Ramadan. # https://leconomiste.com/article/1035870-enquete-l-economiste-sunergia-64-des-marocains-plebiscitent-le-gmt-pendant-ramadan + +# From Naoufal Semlali (2019-04-16): +# Morocco will be on GMT starting from Sunday, May 5th 2019 at 3am. +# The switch to GMT+1 will occur on Sunday, June 9th 2019 at 2am.... +# http://fr.le360.ma/societe/voici-la-date-du-retour-a-lheure-legale-au-maroc-188222 # -# From Paul Eggert (2018-11-01): -# For now, guess that Morocco will fall back at 03:00 the last Sunday -# before Ramadan, and spring forward at 02:00 the first Sunday after +# From Paul Eggert (2019-05-20): +# This agrees with our 2018-11-01 guess that the Moroccan government +# would continue the practice of falling back at 03:00 the last Sunday +# before Ramadan, and of springing forward at 02:00 the first Sunday after # Ramadan, as this has been the practice since 2012. To implement this, -# transition dates for 2019 through 2037 were determined by running the -# following program under GNU Emacs 26.1. +# transition dates for 2019 through 2087 were determined by running the +# following program under GNU Emacs 26.2. # (let ((islamic-year 1440)) # (require 'cal-islam) -# (while (< islamic-year 1460) +# (while (< islamic-year 1511) # (let ((a (calendar-islamic-to-absolute (list 9 1 islamic-year))) # (b (calendar-islamic-to-absolute (list 10 1 islamic-year))) # (sunday 0)) @@ -970,8 +976,114 @@ Rule Morocco 2036 only - Oct 19 3:00 -1:00 - Rule Morocco 2036 only - Nov 23 2:00 0 - Rule Morocco 2037 only - Oct 4 3:00 -1:00 - Rule Morocco 2037 only - Nov 15 2:00 0 - +Rule Morocco 2038 only - Sep 26 3:00 -1:00 - +Rule Morocco 2038 only - Oct 31 2:00 0 - +Rule Morocco 2039 only - Sep 18 3:00 -1:00 - +Rule Morocco 2039 only - Oct 23 2:00 0 - +Rule Morocco 2040 only - Sep 2 3:00 -1:00 - +Rule Morocco 2040 only - Oct 14 2:00 0 - +Rule Morocco 2041 only - Aug 25 3:00 -1:00 - +Rule Morocco 2041 only - Sep 29 2:00 0 - +Rule Morocco 2042 only - Aug 10 3:00 -1:00 - +Rule Morocco 2042 only - Sep 21 2:00 0 - +Rule Morocco 2043 only - Aug 2 3:00 -1:00 - +Rule Morocco 2043 only - Sep 6 2:00 0 - +Rule Morocco 2044 only - Jul 24 3:00 -1:00 - +Rule Morocco 2044 only - Aug 28 2:00 0 - +Rule Morocco 2045 only - Jul 9 3:00 -1:00 - +Rule Morocco 2045 only - Aug 20 2:00 0 - +Rule Morocco 2046 only - Jul 1 3:00 -1:00 - +Rule Morocco 2046 only - Aug 5 2:00 0 - +Rule Morocco 2047 only - Jun 23 3:00 -1:00 - +Rule Morocco 2047 only - Jul 28 2:00 0 - +Rule Morocco 2048 only - Jun 7 3:00 -1:00 - +Rule Morocco 2048 only - Jul 19 2:00 0 - +Rule Morocco 2049 only - May 30 3:00 -1:00 - +Rule Morocco 2049 only - Jul 4 2:00 0 - +Rule Morocco 2050 only - May 15 3:00 -1:00 - +Rule Morocco 2050 only - Jun 26 2:00 0 - +Rule Morocco 2051 only - May 7 3:00 -1:00 - +Rule Morocco 2051 only - Jun 11 2:00 0 - +Rule Morocco 2052 only - Apr 28 3:00 -1:00 - +Rule Morocco 2052 only - Jun 2 2:00 0 - +Rule Morocco 2053 only - Apr 13 3:00 -1:00 - +Rule Morocco 2053 only - May 25 2:00 0 - +Rule Morocco 2054 only - Apr 5 3:00 -1:00 - +Rule Morocco 2054 only - May 10 2:00 0 - +Rule Morocco 2055 only - Mar 28 3:00 -1:00 - +Rule Morocco 2055 only - May 2 2:00 0 - +Rule Morocco 2056 only - Mar 12 3:00 -1:00 - +Rule Morocco 2056 only - Apr 23 2:00 0 - +Rule Morocco 2057 only - Mar 4 3:00 -1:00 - +Rule Morocco 2057 only - Apr 8 2:00 0 - +Rule Morocco 2058 only - Feb 17 3:00 -1:00 - +Rule Morocco 2058 only - Mar 31 2:00 0 - +Rule Morocco 2059 only - Feb 9 3:00 -1:00 - +Rule Morocco 2059 only - Mar 16 2:00 0 - +Rule Morocco 2060 only - Feb 1 3:00 -1:00 - +Rule Morocco 2060 only - Mar 7 2:00 0 - +Rule Morocco 2061 only - Jan 16 3:00 -1:00 - +Rule Morocco 2061 only - Feb 27 2:00 0 - +Rule Morocco 2062 only - Jan 8 3:00 -1:00 - +Rule Morocco 2062 only - Feb 12 2:00 0 - +Rule Morocco 2062 only - Dec 31 3:00 -1:00 - +Rule Morocco 2063 only - Feb 4 2:00 0 - +Rule Morocco 2063 only - Dec 16 3:00 -1:00 - +Rule Morocco 2064 only - Jan 20 2:00 0 - +Rule Morocco 2064 only - Dec 7 3:00 -1:00 - +Rule Morocco 2065 only - Jan 11 2:00 0 - +Rule Morocco 2065 only - Nov 22 3:00 -1:00 - +Rule Morocco 2066 only - Jan 3 2:00 0 - +Rule Morocco 2066 only - Nov 14 3:00 -1:00 - +Rule Morocco 2066 only - Dec 19 2:00 0 - +Rule Morocco 2067 only - Nov 6 3:00 -1:00 - +Rule Morocco 2067 only - Dec 11 2:00 0 - +Rule Morocco 2068 only - Oct 21 3:00 -1:00 - +Rule Morocco 2068 only - Dec 2 2:00 0 - +Rule Morocco 2069 only - Oct 13 3:00 -1:00 - +Rule Morocco 2069 only - Nov 17 2:00 0 - +Rule Morocco 2070 only - Oct 5 3:00 -1:00 - +Rule Morocco 2070 only - Nov 9 2:00 0 - +Rule Morocco 2071 only - Sep 20 3:00 -1:00 - +Rule Morocco 2071 only - Oct 25 2:00 0 - +Rule Morocco 2072 only - Sep 11 3:00 -1:00 - +Rule Morocco 2072 only - Oct 16 2:00 0 - +Rule Morocco 2073 only - Aug 27 3:00 -1:00 - +Rule Morocco 2073 only - Oct 8 2:00 0 - +Rule Morocco 2074 only - Aug 19 3:00 -1:00 - +Rule Morocco 2074 only - Sep 23 2:00 0 - +Rule Morocco 2075 only - Aug 11 3:00 -1:00 - +Rule Morocco 2075 only - Sep 15 2:00 0 - +Rule Morocco 2076 only - Jul 26 3:00 -1:00 - +Rule Morocco 2076 only - Sep 6 2:00 0 - +Rule Morocco 2077 only - Jul 18 3:00 -1:00 - +Rule Morocco 2077 only - Aug 22 2:00 0 - +Rule Morocco 2078 only - Jul 10 3:00 -1:00 - +Rule Morocco 2078 only - Aug 14 2:00 0 - +Rule Morocco 2079 only - Jun 25 3:00 -1:00 - +Rule Morocco 2079 only - Jul 30 2:00 0 - +Rule Morocco 2080 only - Jun 16 3:00 -1:00 - +Rule Morocco 2080 only - Jul 21 2:00 0 - +Rule Morocco 2081 only - Jun 1 3:00 -1:00 - +Rule Morocco 2081 only - Jul 13 2:00 0 - +Rule Morocco 2082 only - May 24 3:00 -1:00 - +Rule Morocco 2082 only - Jun 28 2:00 0 - +Rule Morocco 2083 only - May 16 3:00 -1:00 - +Rule Morocco 2083 only - Jun 20 2:00 0 - +Rule Morocco 2084 only - Apr 30 3:00 -1:00 - +Rule Morocco 2084 only - Jun 11 2:00 0 - +Rule Morocco 2085 only - Apr 22 3:00 -1:00 - +Rule Morocco 2085 only - May 27 2:00 0 - +Rule Morocco 2086 only - Apr 14 3:00 -1:00 - +Rule Morocco 2086 only - May 19 2:00 0 - +Rule Morocco 2087 only - Mar 30 3:00 -1:00 - +Rule Morocco 2087 only - May 4 2:00 0 - +# For dates after the somewhat-arbitrary cutoff of 2087, assume that +# Morocco will no longer observe DST. At some point this table will +# need to be extended, though quite possibly Morocco will change the +# rules first. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Casablanca -0:30:20 - LMT 1913 Oct 26 0:00 Morocco +00/+01 1984 Mar 16 1:00 - +01 1986 @@ -1001,7 +1113,7 @@ Zone Africa/El_Aaiun -0:52:48 - LMT 1934 Jan # El Aai # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf # merely made it official? # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Maputo 2:10:20 - LMT 1903 Mar 2:00 - CAT Link Africa/Maputo Africa/Blantyre # Malawi @@ -1073,7 +1185,7 @@ Rule Namibia 1995 2017 - Apr Sun>=1 2:00 -1:00 WAT #Rule Namibia 1995 2017 - Apr Sun>=1 2:00 0 WAT # End of rearguard section. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Windhoek 1:08:24 - LMT 1892 Feb 8 1:30 - +0130 1903 Mar 2:00 - SAST 1942 Sep 20 2:00 @@ -1094,7 +1206,7 @@ Zone Africa/Windhoek 1:08:24 - LMT 1892 Feb 8 # See Africa/Lagos. # Nigeria -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Lagos 0:13:36 - LMT 1919 Sep 1:00 - WAT Link Africa/Lagos Africa/Bangui # Central African Republic @@ -1108,7 +1220,7 @@ Link Africa/Lagos Africa/Niamey # Niger Link Africa/Lagos Africa/Porto-Novo # Benin # Réunion -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Indian/Reunion 3:41:52 - LMT 1911 Jun # Saint-Denis 4:00 - +04 # @@ -1168,7 +1280,7 @@ Zone Africa/Sao_Tome 0:26:56 - LMT 1884 # See Africa/Abidjan. # Seychelles -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria 4:00 - +04 # From Paul Eggert (2001-05-30): @@ -1188,7 +1300,7 @@ Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule SA 1942 1943 - Sep Sun>=15 2:00 1:00 - Rule SA 1943 1944 - Mar Sun>=15 2:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Johannesburg 1:52:00 - LMT 1892 Feb 8 1:30 - SAST 1903 Mar 2:00 SA SAST @@ -1223,14 +1335,14 @@ Rule Sudan 1970 only - May 1 0:00 1:00 S Rule Sudan 1970 1985 - Oct 15 0:00 0 - Rule Sudan 1971 only - Apr 30 0:00 1:00 S Rule Sudan 1972 1985 - Apr lastSun 0:00 1:00 S -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Khartoum 2:10:08 - LMT 1931 2:00 Sudan CA%sT 2000 Jan 15 12:00 3:00 - EAT 2017 Nov 1 2:00 - CAT # South Sudan -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Juba 2:06:28 - LMT 1931 2:00 Sudan CA%sT 2000 Jan 15 12:00 3:00 - EAT @@ -1336,7 +1448,7 @@ Rule Tunisia 2006 2008 - 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. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Tunis 0:40:44 - LMT 1881 May 12 0:09:21 - PMT 1911 Mar 11 # Paris Mean Time 1:00 Tunisia CE%sT Modified: stable/12/contrib/tzdata/antarctica ============================================================================== --- stable/12/contrib/tzdata/antarctica Tue Jul 2 08:47:18 2019 (r349596) +++ stable/12/contrib/tzdata/antarctica Tue Jul 2 12:22:27 2019 (r349597) @@ -13,7 +13,7 @@ # for information. # Unless otherwise specified, we have no time zone information. -# FORMAT is '-00' and GMTOFF is 0 for locations while uninhabited. +# FORMAT is '-00' and STDOFF is 0 for locations while uninhabited. # Argentina - year-round bases # Belgrano II, Confin Coast, -770227-0343737, since 1972-02-05 @@ -70,7 +70,7 @@ # Australian Antarctica Division informed us that Casey changed time # zone to UTC+11 in "the morning of 22nd October 2016". -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Antarctica/Casey 0 - -00 1969 8:00 - +08 2009 Oct 18 2:00 11:00 - +11 2010 Mar 5 2:00 @@ -142,7 +142,7 @@ Zone Antarctica/Mawson 0 - -00 1954 Feb 13 # St Paul Island - near Amsterdam, uninhabited # fishing stations operated variously 1819/1931 # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Indian/Kerguelen 0 - -00 1950 # Port-aux-Français 5:00 - +05 # @@ -153,7 +153,7 @@ Zone Indian/Kerguelen 0 - -00 1950 # Port-aux-Françai # Another base at Port-Martin, 50km east, began operation in 1947. # It was destroyed by fire on 1952-01-14. # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Antarctica/DumontDUrville 0 - -00 1947 10:00 - +10 1952 Jan 14 0 - -00 1956 Nov @@ -181,7 +181,7 @@ Zone Antarctica/DumontDUrville 0 - -00 1947 # Syowa station, which is the first antarctic station of Japan, # was established on 1957-01-29. Since Syowa station is still the main # station of Japan, it's appropriate for the principal location. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Antarctica/Syowa 0 - -00 1957 Jan 29 3:00 - +03 # See: @@ -231,7 +231,7 @@ Rule Troll 2005 max - Mar lastSun 1:00u 2:00 +02 #Rule Troll 2004 max - Nov 7 1:00u 0:00 +00 # Remove the following line when uncommenting the above '#Rule' lines. Rule Troll 2004 max - Oct lastSun 1:00u 0:00 +00 -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Antarctica/Troll 0 - -00 2005 Feb 12 0:00 Troll %s @@ -305,7 +305,7 @@ Zone Antarctica/Vostok 0 - -00 1957 Dec 16 # From Paul Eggert (2002-10-22) # says Rothera is -03 all year. # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Antarctica/Rothera 0 - -00 1976 Dec 1 -3:00 - -03 Modified: stable/12/contrib/tzdata/asia ============================================================================== --- stable/12/contrib/tzdata/asia Tue Jul 2 08:47:18 2019 (r349596) +++ stable/12/contrib/tzdata/asia Tue Jul 2 12:22:27 2019 (r349597) @@ -84,7 +84,7 @@ Rule RussiaAsia 1985 2010 - Mar lastSun 2:00s 1:00 - Rule RussiaAsia 1996 2010 - Oct lastSun 2:00s 0 - # Afghanistan -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Kabul 4:36:48 - LMT 1890 4:00 - +04 1945 4:30 - +0430 @@ -117,7 +117,7 @@ Zone Asia/Kabul 4:36:48 - LMT 1890 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Armenia 2011 only - Mar lastSun 2:00s 1:00 - Rule Armenia 2011 only - Oct lastSun 2:00s 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Yerevan 2:58:00 - LMT 1924 May 2 3:00 - +03 1957 Mar 4:00 RussiaAsia +04/+05 1991 Mar 31 2:00s @@ -143,7 +143,7 @@ Zone Asia/Yerevan 2:58:00 - LMT 1924 May 2 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Azer 1997 2015 - Mar lastSun 4:00 1:00 - Rule Azer 1997 2015 - Oct lastSun 5:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Baku 3:19:24 - LMT 1924 May 2 3:00 - +03 1957 Mar 4:00 RussiaAsia +04/+05 1991 Mar 31 2:00s @@ -231,7 +231,7 @@ Zone Asia/Baku 3:19:24 - LMT 1924 May 2 Rule Dhaka 2009 only - Jun 19 23:00 1:00 - Rule Dhaka 2009 only - Dec 31 24:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Dhaka 6:01:40 - LMT 1890 5:53:20 - HMT 1941 Oct # Howrah Mean Time? 6:30 - +0630 1942 May 15 @@ -241,7 +241,7 @@ Zone Asia/Dhaka 6:01:40 - LMT 1890 6:00 Dhaka +06/+07 # Bhutan -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Thimphu 5:58:36 - LMT 1947 Aug 15 # or Thimbu 5:30 - +0530 1987 Oct 6:00 - +06 @@ -252,13 +252,13 @@ Zone Asia/Thimphu 5:58:36 - LMT 1947 Aug 15 # or Thimb # We have no information as to when standard time was introduced; # assume it occurred in 1907, the same year as Mauritius (which # then contained the Chagos Archipelago). -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Indian/Chagos 4:49:40 - LMT 1907 5:00 - +05 1996 6:00 - +06 # Brunei -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Brunei 7:39:40 - LMT 1926 Mar # Bandar Seri Begawan 7:30 - +0730 1933 8:00 - +08 @@ -273,7 +273,7 @@ Zone Asia/Brunei 7:39:40 - LMT 1926 Mar # Bandar Seri # of Greenwich." This refers to the period before Burma's transition to +0630, # a transition for which Shanks is the only source. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Yangon 6:24:47 - LMT 1880 # or Rangoon 6:24:47 - RMT 1920 # Rangoon local time 6:30 - +0630 1942 May @@ -561,7 +561,7 @@ Rule PRC 1987 1991 - Apr Sun>=11 2:00 1:00 D # that the sort of users who prefer Asia/Urumqi now typically ignored the # +08 mandate back then. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] # Beijing time, used throughout China; represented by Shanghai. Zone Asia/Shanghai 8:05:43 - LMT 1901 8:00 Shang C%sT 1949 May 28 @@ -652,11 +652,41 @@ Zone Asia/Urumqi 5:50:20 - LMT 1928 # https://i.imgur.com/05KkvtC.png # * 1941-09-30, Hong Kong Daily Press, Winter Time Warning. # https://i.imgur.com/dge4kFJ.png -# Also, the Liberation day of Hong Kong after WWII which British rule -# over the territory resumed was August 30, 1945, which I think should -# be the termination date for the use of JST in the territory.... -# From Paul Eggert (2018-11-17): +# From P Chan (2018-12-31): +# * According to the Hong Kong Daylight-Saving Regulations, 1941, the +# 1941 spring-forward transition was at 03:00. +# http://sunzi.lib.hku.hk/hkgro/view/g1941/304271.pdf +# http://sunzi.lib.hku.hk/hkgro/view/g1941/305516.pdf +# * According to some articles from South China Morning Post, +08 was +# resumed on 1945-11-18 at 02:00. +# https://i.imgur.com/M2IsZ3c.png +# https://i.imgur.com/iOPqrVo.png +# https://i.imgur.com/fffcGDs.png +# * Some newspapers ... said the 1946 spring-forward transition was on +# 04-21 at 00:00. The Kung Sheung Evening News 1946-04-20 (Chinese) +# https://i.imgur.com/ZSzent0.png +# https://mmis.hkpl.gov.hk///c/portal/cover?c=QF757YsWv5%2FH7zGe%2FKF%2BFLYsuqGhRBfe p.4 +# The Kung Sheung Daily News 1946-04-21 (Chinese) +# https://i.imgur.com/7ecmRlcm.png +# https://mmis.hkpl.gov.hk///c/portal/cover?c=QF757YsWv5%2BQBGt1%2BwUj5qG2GqtwR3Wh p.4 +# * According to the Summer Time Ordinance (1946), the fallback +# transitions between 1946 and 1952 were at 03:30 Standard Time (+08) +# http://oelawhk.lib.hku.hk/archive/files/bb74b06a74d5294620a15de560ab33c6.pdf +# * Some other laws and regulations related to DST from 1953 to 1979 +# Summer Time Ordinance 1953 +# https://i.imgur.com/IOlJMav.jpg +# Summer Time (Amendment) Ordinance 1965 +# https://i.imgur.com/8rofeLa.jpg +# Interpretation and General Clauses Ordinance (1966) +# https://i.imgur.com/joy3msj.jpg +# Emergency (Summer Time) Regulation 1973 +# Interpretation and General Clauses (Amendment) Ordinance 1977 +# https://i.imgur.com/RaNqnc4.jpg +# Resolution of the Legislative Council passed on 9 May 1979 +# https://www.legco.gov.hk/yr78-79/english/lc_sitg/hansard/h790509.pdf#page=39 + +# From Paul Eggert (2019-05-31): # Here are the dates given at # https://www.hko.gov.hk/gts/time/Summertime.htm # as of 2014-06-19: @@ -667,7 +697,7 @@ Zone Asia/Urumqi 5:50:20 - LMT 1928 # 1944 Whole year # 1945 Whole year # 1946 20 Apr to 1 Dec -# 1947 13 Apr to 30 Dec +# 1947 13 Apr to 30 Nov # 1948 2 May to 31 Oct # 1949 3 Apr to 30 Oct # 1950 2 Apr to 29 Oct @@ -704,36 +734,28 @@ Zone Asia/Urumqi 5:50:20 - LMT 1928 # The page does not give times of day for transitions, # or dates for the 1942 and 1945 transitions. # The Japanese occupation of Hong Kong began 1941-12-25. -# The Japanese surrender of Hong Kong was signed 1945-09-16; see: -# Heaver S. The days after the Pacific war ended: unsettling times -# in Hong Kong. Post Magazine. 2016-06-13. -# https://www.scmp.com/magazines/post-magazine/article/1852990/days-after-pacific-war-ended-unsettling-times-hong-kong -# For lack of anything better, use start of those days as the -# transition times. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule HK 1946 only - Apr 20 3:30 1:00 S -Rule HK 1946 only - Dec 1 3:30 0 - -Rule HK 1947 only - Apr 13 3:30 1:00 S -Rule HK 1947 only - Dec 30 3:30 0 - -Rule HK 1948 only - May 2 3:30 1:00 S -Rule HK 1948 1951 - Oct lastSun 3:30 0 - -Rule HK 1952 1953 - Nov Sun>=1 3:30 0 - +Rule HK 1946 only - Apr 21 0:00 1:00 S +Rule HK 1946 only - Dec 1 3:30s 0 - +Rule HK 1947 only - Apr 13 3:30s 1:00 S +Rule HK 1947 only - Nov 30 3:30s 0 - +Rule HK 1948 only - May 2 3:30s 1:00 S +Rule HK 1948 1952 - Oct Sun>=28 3:30s 0 - Rule HK 1949 1953 - Apr Sun>=1 3:30 1:00 S +Rule HK 1953 1964 - Oct Sun>=31 3:30 0 - Rule HK 1954 1964 - Mar Sun>=18 3:30 1:00 S -Rule HK 1954 only - Oct 31 3:30 0 - -Rule HK 1955 1964 - Nov Sun>=1 3:30 0 - Rule HK 1965 1976 - Apr Sun>=16 3:30 1:00 S Rule HK 1965 1976 - Oct Sun>=16 3:30 0 - Rule HK 1973 only - Dec 30 3:30 1:00 S -Rule HK 1979 only - May Sun>=8 3:30 1:00 S -Rule HK 1979 only - Oct Sun>=16 3:30 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Rule HK 1979 only - May 13 3:30 1:00 S +Rule HK 1979 only - Oct 21 3:30 0 - +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Hong_Kong 7:36:42 - LMT 1904 Oct 30 0:36:42 - 8:00 - HKT 1941 Jun 15 3:30 + 8:00 - HKT 1941 Jun 15 3:00 8:00 1:00 HKST 1941 Oct 1 4:00 8:30 - HKT 1941 Dec 25 - 9:00 - JST 1945 Sep 16 + 9:00 - JST 1945 Nov 18 2:00 8:00 HK HK%sT ############################################################################### @@ -857,7 +879,7 @@ Rule Taiwan 1974 1975 - Oct 1 0:00 0 S Rule Taiwan 1979 only - Jul 1 0:00 1:00 D Rule Taiwan 1979 only - Oct 1 0:00 0 S -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] # Taipei or Taibei or T'ai-pei Zone Asia/Taipei 8:06:00 - LMT 1896 Jan 1 8:00 - CST 1937 Oct 1 @@ -995,7 +1017,7 @@ Rule Macau 1975 1976 - Apr Sun>=16 03:30 1:00 D Rule Macau 1979 only - May 13 03:30 1:00 D Rule Macau 1979 only - Oct Sun>=16 03:30 0 S -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Macau 7:34:10 - LMT 1904 Oct 30 8:00 - CST 1941 Dec 21 23:00 9:00 Macau +09/+10 1945 Sep 30 24:00 @@ -1034,7 +1056,7 @@ Rule Cyprus 1977 only - Sep 25 0:00 0 - Rule Cyprus 1978 only - Oct 2 0:00 0 - Rule Cyprus 1979 1997 - Sep lastSun 0:00 0 - Rule Cyprus 1981 1998 - Mar lastSun 0:00 1:00 S -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14 2:00 Cyprus EE%sT 1998 Sep 2:00 EUAsia EE%sT @@ -1083,7 +1105,7 @@ Link Asia/Nicosia Europe/Nicosia # Byalokoz 1919 says Georgia was 2:59:11. # Go with Byalokoz. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Tbilisi 2:59:11 - LMT 1880 2:59:11 - TBMT 1924 May 2 # Tbilisi Mean Time 3:00 - +03 1957 Mar @@ -1120,7 +1142,7 @@ Zone Asia/Tbilisi 2:59:11 - LMT 1880 # which will be permanent, with no seasonal adjustment, will happen at # midnight on Saturday, September 16. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Dili 8:22:20 - LMT 1912 Jan 1 8:00 - +08 1942 Feb 21 23:00 9:00 - +09 1976 May 3 @@ -1186,7 +1208,7 @@ Zone Asia/Dili 8:22:20 - LMT 1912 Jan 1 # time for 1870-1941. Shanks is our only (and dubious) source for the # 1941-1945 data. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Kolkata 5:53:28 - LMT 1854 Jun 28 # Kolkata 5:53:20 - HMT 1870 # Howrah Mean Time? 5:21:10 - MMT 1906 Jan 1 # Madras local time @@ -1238,7 +1260,7 @@ Zone Asia/Kolkata 5:53:28 - LMT 1854 Jun 28 # Kolkata # WITA - +08 - Waktu Indonesia Tengah (Indonesia central time) # WIT - +09 - Waktu Indonesia Timur (Indonesia eastern time) # -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] # Java, Sumatra Zone Asia/Jakarta 7:07:12 - LMT 1867 Aug 10 # Shanks & Pottenger say the next transition was at 1924 Jan 1 0:13, @@ -1314,9 +1336,9 @@ Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov # I used the following code in GNU Emacs 26.1 to generate the "Rule Iran" # lines from 2008 through 2087. Emacs 26.1 uses Ed Reingold's # cal-persia implementation of Birashk's approximation, which in the -# 2008-2087 range disagrees with the the astronomical Persian calendar -# for Persian years 1404 (Gregorian 2025) and 1437 (Gregorian 2058), -# so the following code special-case those years. See Table 15.1, page 264, of: +# 2008-2087 range disagrees with the astronomical Persian calendar +# for Persian years 1404 (Gregorian 2025) and 1437 (Gregorian 2058), so +# the following code special-cases those years. See Table 15.1, page 264, of: # Edward M. Reingold and Nachum Dershowitz, Calendrical Calculations: # The Ultimate Edition, Cambridge University Press (2018). # https://www.cambridge.org/fr/academic/subjects/computer-science/computing-general-interest/calendrical-calculations-ultimate-edition-4th-edition @@ -1510,7 +1532,7 @@ Rule Iran 2087 only - Sep 21 24:00 0 - Rule Iran 2088 max - Mar 20 24:00 1:00 - Rule Iran 2088 max - Sep 20 24:00 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Tehran 3:25:44 - LMT 1916 3:25:44 - TMT 1946 # Tehran Mean Time 3:30 - +0330 1977 Nov @@ -1555,7 +1577,7 @@ Rule Iraq 1986 1990 - Mar lastSun 1:00s 1:00 - # Rule Iraq 1991 2007 - Apr 1 3:00s 1:00 - Rule Iraq 1991 2007 - Oct 1 3:00s 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Baghdad 2:57:40 - LMT 1890 2:57:36 - BMT 1918 # Baghdad Mean Time? 3:00 - +03 1982 May @@ -1622,7 +1644,7 @@ Rule Zion 1975 only - Apr 20 0:00 1:00 D Rule Zion 1975 only - Aug 31 0:00 0 S # From Alois Treindl (2019-03-06): -# http://www.moin.gov.il/Documents/שעון קיץ/clock-50-years-7-2014.pdf +# http://www.moin.gov.il/Documents/שעון%20קיץ/clock-50-years-7-2014.pdf # From Isaac Starkman (2019-03-06): # Summer time was in that period in 1980 and 1984, see # https://www.ynet.co.il/articles/0,7340,L-3951073,00.html @@ -1760,32 +1782,15 @@ Rule Zion 2004 only - Sep 22 1:00 0 S # # ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2005+beyond.ps -# From Paul Eggert (2012-10-26): -# I used Ephraim Silverberg's dst-israel.el program -# (2005-02-20) -# along with Ed Reingold's cal-hebrew in GNU Emacs 21.4, -# to generate the transitions from 2005 through 2012. -# (I replaced "lastFri" with "Fri>=26" by hand.) -# The spring transitions all correspond to the following Rule: -# -# Rule Zion 2005 2012 - Mar Fri>=26 2:00 1:00 D -# -# but older zic implementations (e.g., Solaris 8) do not support -# "Fri>=26" to mean April 1 in years like 2005, so for now we list the -# springtime transitions explicitly. - # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule Zion 2005 only - Apr 1 2:00 1:00 D +Rule Zion 2005 2012 - Apr Fri<=1 2:00 1:00 D Rule Zion 2005 only - Oct 9 2:00 0 S -Rule Zion 2006 2010 - Mar Fri>=26 2:00 1:00 D Rule Zion 2006 only - Oct 1 2:00 0 S Rule Zion 2007 only - Sep 16 2:00 0 S Rule Zion 2008 only - Oct 5 2:00 0 S Rule Zion 2009 only - Sep 27 2:00 0 S Rule Zion 2010 only - Sep 12 2:00 0 S -Rule Zion 2011 only - Apr 1 2:00 1:00 D Rule Zion 2011 only - Oct 2 2:00 0 S -Rule Zion 2012 only - Mar Fri>=26 2:00 1:00 D Rule Zion 2012 only - Sep 23 2:00 0 S # From Ephraim Silverberg (2013-06-27): @@ -1801,7 +1806,7 @@ Rule Zion 2012 only - Sep 23 2:00 0 S Rule Zion 2013 max - Mar Fri>=23 2:00 1:00 D Rule Zion 2013 max - Oct lastSun 2:00 0 S -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Jerusalem 2:20:54 - LMT 1880 2:20:40 - JMT 1918 # Jerusalem Mean Time? 2:00 Zion I%sT @@ -1893,7 +1898,7 @@ Rule Japan 1950 1951 - May Sat>=1 24:00 1:00 D # Central Time (UT+9). The adoption began on Oct 1, 1937. # https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件 -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u 9:00 Japan J%sT # Since 1938, all Japanese possessions have been like Asia/Tokyo, @@ -1996,7 +2001,7 @@ Rule Jordan 2006 2011 - Oct lastFri 0:00s 0 - Rule Jordan 2013 only - Dec 20 0:00 0 - Rule Jordan 2014 max - Mar lastThu 24:00 1:00 S Rule Jordan 2014 max - Oct lastFri 0:00s 0 - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Amman 2:23:44 - LMT 1931 2:00 Jordan EE%sT @@ -2037,8 +2042,8 @@ Zone Asia/Amman 2:23:44 - LMT 1931 # text. # # According to Izvestia newspaper No. 68 (23334) from 1991-03-20 -# (page 6; available at http://libinfo.org/newsr/newsr2574.djvu via -# http://libinfo.org/index.php?id=58564) on 1991-03-31 at 2:00 during +# -- page 6; available at http://libinfo.org/newsr/newsr2574.djvu via +# http://libinfo.org/index.php?id=58564 -- on 1991-03-31 at 2:00 during # transition to "summer" time: # Republic of Georgia, Latvian SSR, Lithuanian SSR, SSR Moldova, # Estonian SSR; Komi ASSR; Kaliningrad oblast; Nenets autonomous okrug @@ -2054,7 +2059,7 @@ Zone Asia/Amman 2:23:44 - LMT 1931 *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***