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bb222cde10
It has been a long time since the last time the vendored zoneinfo in lib/time was updated, and we're well into the freeze. Update it to the lastest release from IANA. Updates #22487 Change-Id: Ib9a8eb409554848285fc88363dbb04ed9d6d9eb0 Reviewed-on: https://go-review.googlesource.com/117855 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
51 lines
1.3 KiB
Bash
Executable File
51 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2012 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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# This script rebuilds the time zone files using files
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# downloaded from the ICANN/IANA distribution.
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# Consult https://www.iana.org/time-zones for the latest versions.
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# Versions to use.
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CODE=2018e
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DATA=2018e
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set -e
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rm -rf work
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mkdir work
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cd work
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mkdir zoneinfo
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curl -L -O https://www.iana.org/time-zones/repository/releases/tzcode$CODE.tar.gz
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curl -L -O https://www.iana.org/time-zones/repository/releases/tzdata$DATA.tar.gz
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tar xzf tzcode$CODE.tar.gz
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tar xzf tzdata$DATA.tar.gz
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# Turn off 64-bit output in time zone files.
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# We don't need those until 2037.
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perl -p -i -e 's/pass <= 2/pass <= 1/' zic.c
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make CFLAGS=-DSTD_INSPIRED AWK=awk TZDIR=zoneinfo posix_only
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# America/Los_Angeles should not be bigger than 1100 bytes.
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# If it is, we probably failed to disable the 64-bit output, which
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# triples the size of the files.
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size=$(ls -l zoneinfo/America/Los_Angeles | awk '{print $5}')
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if [ $size -gt 1200 ]; then
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echo 'zone file too large; 64-bit edit failed?' >&2
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exit 2
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fi
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cd zoneinfo
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rm -f ../../zoneinfo.zip
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zip -0 -r ../../zoneinfo.zip *
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cd ../..
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echo
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if [ "$1" = "-work" ]; then
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echo Left workspace behind in work/.
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else
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rm -rf work
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fi
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echo New time zone files in zoneinfo.zip.
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