[tz] [PROPOSED] Remove some invented abbreviations in ‘europe’
Paul Eggert
eggert at cs.ucla.edu
Wed Dec 28 07:19:07 UTC 2016
Paul Eggert wrote:
> Since "WGT" is our invention, I'm not inclined to use it for St Pierre &
> Miquelon. When I get around to cleaning up "europe" I can remove "WGT" from the
> Greenland entries.
Attached is a proposed patch to clean up ‘europe’ along those lines.
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From 2999bb5bee719acbba8b9dd50fb9fb00c7788623 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert at cs.ucla.edu>
Date: Tue, 27 Dec 2016 23:14:02 -0800
Subject: [PROPOSED] =?UTF-8?q?Remove=20some=20invented=20abbreviations=20i?=
=?UTF-8?q?n=20=E2=80=98europe=E2=80=99?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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* NEWS: Document this.
* europe (America/Danmarkshavn, America/Scoresbysund, America/Godthab)
(Atlantic/Reykjavik, Europe/Amsterdam, Atlantic/Azores)
(Atlantic/Madeira, Europe/Zaporozhye):
Use numeric time zone abbreviations instead of invented ones,
for time zones with UT offsets that are integer minutes.
---
NEWS | 10 ++++----
europe | 83 ++++++++++++++++++++++++++++++++++++++----------------------------
2 files changed, 54 insertions(+), 39 deletions(-)
diff --git a/NEWS b/NEWS
index 1b9fa5a..1bd1914 100644
--- a/NEWS
+++ b/NEWS
@@ -50,10 +50,12 @@ Unreleased, experimental changes
America/Sao_Paulo, Antarctica/Palmer, Atlantic/South_Georgia,
Atlantic/Stanley, Pacific/Easter, and Pacific/Galapagos.
- Similarly, switch to numeric time zone abbreviations for St Pierre
- and Miquelon time, for half-hour DST in Belize before 1944 and in
- the Dominican Republic before 1975, and for Canary Island time
- before 1946.
+ Similarly, switch from invented to numeric time zone abbreviations
+ for Greenland, the Azores, and St Pierre and Miquelon; for
+ half-hour DST in Belize before 1944 and in the Dominican Republic
+ before 1975; and for Canary Islands before 1946, for Madeira
+ before 1967, for Iceland before 1969, for the Netherlands in
+ 1937-9, and for Zaporozhye in 1880-1924.
For Alaska time from 1900 through 1967, instead of "CAT" use the
abbreviation "AST", the abbreviation commonly used at the time
diff --git a/europe b/europe
index 048d521..c281449 100644
--- a/europe
+++ b/europe
@@ -6,7 +6,7 @@
# tz at iana.org for general use in the future). For more, please see
# the file CONTRIBUTING in the tz distribution.
-# From Paul Eggert (2014-10-31):
+# From Paul Eggert (2016-12-27):
#
# Unless otherwise specified, the source for data through 1990 is:
# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
@@ -56,26 +56,23 @@
# History of Summer Time
# <http://pcdsh01.on.br/HISTHV.htm>
# (1998-09-21, in Portuguese)
-
#
# I invented the abbreviations marked '*' in the following table;
-# the rest are from earlier versions of this file, or from other sources.
-# Corrections are welcome!
-# std dst 2dst
-# LMT Local Mean Time
-# -4:00 AST ADT Atlantic
-# -3:00 WGT WGST Western Greenland*
-# -1:00 EGT EGST Eastern Greenland*
-# 0:00 GMT BST BDST Greenwich, British Summer
-# 0:00 GMT IST Greenwich, Irish Summer
-# 0:00 WET WEST WEMT Western Europe
-# 0:19:32.13 AMT NST Amsterdam, Netherlands Summer (1835-1937)*
-# 0:20 NET NEST Netherlands (1937-1940)*
-# 1:00 BST British Standard (1968-1971)
-# 1:00 CET CEST CEMT Central Europe
-# 1:00:14 SET Swedish (1879-1899)*
-# 2:00 EET EEST Eastern Europe
-# 3:00 MSK MSD Moscow
+# the rest are variants of the "xMT" pattern for a city's mean time,
+# or are from other sources. Corrections are welcome!
+# std dst 2dst
+# LMT Local Mean Time
+# -4:00 AST ADT Atlantic
+# 0:00 GMT BST BDST Greenwich, British Summer
+# 0:00 GMT IST Greenwich, Irish Summer
+# 0:00 WET WEST WEMT Western Europe
+# 0:19:32.13 AMT* NST* Amsterdam, Netherlands Summer (1835-1937)
+# 1:00 BST British Standard (1968-1971)
+# 1:00 CET CEST CEMT Central Europe
+# 1:00:14 SET Swedish (1879-1899)
+# 1:36:34 RMT* LST* Riga, Latvian Summer (1880-1926)*
+# 2:00 EET EEST Eastern Europe
+# 3:00 MSK MSD MDST* Moscow
# From Peter Ilieve (1994-12-04),
# The original six [EU members]: Belgium, France, (West) Germany, Italy,
@@ -475,7 +472,7 @@ Link Europe/London Europe/Isle_of_Man
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Dublin -0:25:00 - LMT 1880 Aug 2
- -0:25:21 - DMT 1916 May 21 2:00
+ -0:25:21 - DMT 1916 May 21 2:00 # Dublin MT
-0:25:21 1:00 IST 1916 Oct 1 2:00s
0:00 GB-Eire %s 1921 Dec 6 # independence
0:00 GB-Eire GMT/IST 1940 Feb 25 2:00
@@ -1064,16 +1061,16 @@ Rule Thule 2007 max - Nov Sun>=1 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
+ -3:00 - -03 1980 Apr 6 2:00
+ -3:00 EU -03/-02 1996
0:00 - GMT
Zone America/Scoresbysund -1:27:52 - 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
+ -2:00 - -02 1980 Apr 6 2:00
+ -2:00 C-Eur -02/-01 1981 Mar 29
+ -1:00 EU -01/+00
Zone America/Godthab -3:26:56 - LMT 1916 Jul 28 # Nuuk
- -3:00 - WGT 1980 Apr 6 2:00
- -3:00 EU WG%sT
+ -3:00 - -03 1980 Apr 6 2:00
+ -3:00 EU -03/-02
Zone America/Thule -4:35:08 - LMT 1916 Jul 28 # Pituffik air base
-4:00 Thule A%sT
@@ -1488,7 +1485,7 @@ Rule Iceland 1950 1966 - Oct Sun>=22 1:00s 0 -
Rule Iceland 1967 only - Oct 29 1:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Atlantic/Reykjavik -1:28 - LMT 1908
- -1:00 Iceland IS%sT 1968 Apr 7 1:00s
+ -1:00 Iceland -01/+00 1968 Apr 7 1:00s
0:00 - GMT
# Italy
@@ -1952,7 +1949,7 @@ Rule Neth 1945 only - Sep 16 2:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Amsterdam 0:19:32 - LMT 1835
0:19:32 Neth %s 1937 Jul 1
- 0:20 Neth NE%sT 1940 May 16 0:00 # Dutch Time
+ 0:20 Neth +0020/+0120 1940 May 16 0:00
1:00 C-Eur CE%sT 1945 Apr 2 2:00
1:00 Neth CE%sT 1977
1:00 EU CE%sT
@@ -2171,14 +2168,30 @@ Zone Europe/Lisbon -0:36:45 - LMT 1884
0:00 EU WE%sT
Zone Atlantic/Azores -1:42:40 - LMT 1884 # Ponta Delgada
-1:54:32 - HMT 1912 Jan 1 # Horta Mean Time
- -2:00 Port AZO%sT 1966 Apr 3 2:00 # Azores Time
- -1:00 Port AZO%sT 1983 Sep 25 1:00s
- -1:00 W-Eur AZO%sT 1992 Sep 27 1:00s
+ -2:00 Port -02/-01 1942 Apr 25 22:00s
+ -2:00 Port +00 1942 Aug 15 22:00s
+ -2:00 Port -02/-01 1943 Apr 17 22:00s
+ -2:00 Port +00 1943 Aug 28 22:00s
+ -2:00 Port -02/-01 1944 Apr 22 22:00s
+ -2:00 Port +00 1944 Aug 26 22:00s
+ -2:00 Port -02/-01 1945 Apr 21 22:00s
+ -2:00 Port +00 1945 Aug 25 22:00s
+ -2:00 Port -02/-01 1966 Apr 3 2:00
+ -1:00 Port -01/+00 1983 Sep 25 1:00s
+ -1:00 W-Eur -01/+00 1992 Sep 27 1:00s
0:00 EU WE%sT 1993 Mar 28 1:00u
- -1:00 EU AZO%sT
+ -1:00 EU -01/+00
Zone Atlantic/Madeira -1:07:36 - LMT 1884 # Funchal
-1:07:36 - FMT 1912 Jan 1 # Funchal Mean Time
- -1:00 Port MAD%sT 1966 Apr 3 2:00 # Madeira Time
+ -1:00 Port -01/+00 1942 Apr 25 22:00s
+ -1:00 Port +01 1942 Aug 15 22:00s
+ -1:00 Port -01/+00 1943 Apr 17 22:00s
+ -1:00 Port +01 1943 Aug 28 22:00s
+ -1:00 Port -01/+00 1944 Apr 22 22:00s
+ -1:00 Port +01 1944 Aug 26 22:00s
+ -1:00 Port -01/+00 1945 Apr 21 22:00s
+ -1:00 Port +01 1945 Aug 25 22:00s
+ -1:00 Port -01/+00 1966 Apr 3 2:00
0:00 Port WE%sT 1983 Sep 25 1:00s
0:00 EU WE%sT
@@ -3738,7 +3751,7 @@ Zone Europe/Uzhgorod 1:29:12 - LMT 1890 Oct
# spelling, except omit the apostrophe as it is not allowed in
# portable Posix file names.
Zone Europe/Zaporozhye 2:20:40 - LMT 1880
- 2:20 - CUT 1924 May 2 # Central Ukraine T
+ 2:20 - +0220 1924 May 2
2:00 - EET 1930 Jun 21
3:00 - MSK 1941 Aug 25
1:00 C-Eur CE%sT 1943 Oct 25
--
2.7.4
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