1
0
mirror of https://github.com/golang/go synced 2024-11-24 09:20:02 -07:00
go/lib/time/update.bash
Brad Fitzpatrick c3fc9b4b81 lib/time: update tzdata to 2016j
Fixes #18500

Change-Id: I4dddd1b99aecf86b9431b0c14f452152dff9b95a
Reviewed-on: https://go-review.googlesource.com/34816
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2017-01-05 01:00:53 +00:00

52 lines
1.3 KiB
Bash
Executable File

#!/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.