tzdata/backport-Most-of-Greenland-stops-clock-changing-after-March.patch

59 lines
2.2 KiB
Diff
Raw Normal View History

From 0aa7ed3b4cf7a0ab511e2a7119ec9a9207708162 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Fri, 25 Nov 2022 09:44:14 -0800
Subject: [PATCH] Most of Greenland stops clock-changing after March
Reference: https://github.com/eggert/tz/commit/2fb29226487e83979f2b674688f4c1127314986e
Conflict: remove NEWS
* NEWS: Mention this.
* europe (America/Scoresbysund, America/Nuuk):
Add an hour to UTC offset starting 2023-03-25 22:00 Nuuk time.
No DST after that.
---
europe | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/europe b/europe
index 208585d..12b1d12 100644
--- a/europe
+++ b/europe
@@ -1160,7 +1160,19 @@ Zone Atlantic/Faroe -0:27:04 - LMT 1908 Jan 11 # Tórshavn
# "National Park" by Executive Order:
# http://naalakkersuisut.gl/~/media/Nanoq/Files/Attached%20Files/Engelske-tekster/Legislation/Executive%20Order%20National%20Park.rtf
# It is their only National Park.
+
+# From Jürgen Appel (2022-11-25):
+# https://ina.gl/samlinger/oversigt-over-samlinger/samling/dagsordener/dagsorden.aspx?lang=da&day=24-11-2022
+# If I understand this correctly, from the next planned switch to
+# summer time, Greenland will permanently stay at that time, i.e. no
+# switch back to winter time in 2023 will occur.
#
+# From Paul Eggert (2022-11-25):
+# For now, assume that this applies simultaneously to Ittoqqortoormiit
+# (currently -01) as well as to Nuuk (currently -03), and that
+# Danmarkshavn and Thule are unaffected since they are not using EU
+# rules anyway and some of the remarks were about EU rules.
+
# Rule NAME FROM TO - 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
@@ -1180,10 +1192,12 @@ Zone America/Danmarkshavn -1:14:40 - LMT 1916 Jul 28
Zone America/Scoresbysund -1:27:52 - LMT 1916 Jul 28 # Ittoqqortoormiit
-2:00 - -02 1980 Apr 6 2:00
-2:00 C-Eur -02/-01 1981 Mar 29
- -1:00 EU -01/+00
+ -1:00 EU -01/+00 2023 Mar 25 24:00
+ 0:00 - +00
Zone America/Nuuk -3:26:56 - LMT 1916 Jul 28 # Godthåb
-3:00 - -03 1980 Apr 6 2:00
- -3:00 EU -03/-02
+ -3:00 EU -03/-02 2023 Mar 25 22:00
+ -2:00 - -02
Zone America/Thule -4:35:08 - LMT 1916 Jul 28 # Pituffik
-4:00 Thule A%sT
--
2.33.0