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- #!/bin/bash
- # Copyright 2012 The Go Authors. All rights reserved.
- # Use of this source code is governed by a BSD-style
- # license that can be found in the LICENSE file.
- # This script rebuilds the time zone files using files
- # downloaded from the ICANN/IANA distribution.
- # Consult http://www.iana.org/time-zones for the latest versions.
- # Versions to use.
- CODE=2016j
- DATA=2016j
- set -e
- rm -rf work
- mkdir work
- cd work
- mkdir zoneinfo
- curl -O http://www.iana.org/time-zones/repository/releases/tzcode$CODE.tar.gz
- curl -O http://www.iana.org/time-zones/repository/releases/tzdata$DATA.tar.gz
- tar xzf tzcode$CODE.tar.gz
- tar xzf tzdata$DATA.tar.gz
- # Turn off 64-bit output in time zone files.
- # We don't need those until 2037.
- perl -p -i -e 's/pass <= 2/pass <= 1/' zic.c
- make CFLAGS=-DSTD_INSPIRED AWK=awk TZDIR=zoneinfo posix_only
- # America/Los_Angeles should not be bigger than 1100 bytes.
- # If it is, we probably failed to disable the 64-bit output, which
- # triples the size of the files.
- size=$(ls -l zoneinfo/America/Los_Angeles | awk '{print $5}')
- if [ $size -gt 1200 ]; then
- echo 'zone file too large; 64-bit edit failed?' >&2
- exit 2
- fi
- cd zoneinfo
- rm -f ../../zoneinfo.zip
- zip -0 -r ../../zoneinfo.zip *
- cd ../..
- echo
- if [ "$1" == "-work" ]; then
- echo Left workspace behind in work/.
- else
- rm -rf work
- fi
- echo New time zone files in zoneinfo.zip.
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