80 lines
2.2 KiB
Plaintext
80 lines
2.2 KiB
Plaintext
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#!/bin/bash
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# Run with no arguments from any directory, with no special setup required.
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# Abort if any command returns an error exit status, or if an undefined
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# variable is used.
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set -e
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set -u
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echo "Looking for bionic..."
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bionic_dir=$(cd $(dirname $0)/../../.. && pwd)
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bionic_zoneinfo_dir=$bionic_dir/libc/zoneinfo
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bionic_zoneinfo_tools_dir=$bionic_dir/libc/tools/zoneinfo
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if [[ ! -d "$bionic_zoneinfo_dir" || ! -d "$bionic_zoneinfo_tools_dir" ]]; then
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echo "Can't find bionic's zoneinfo directories!"
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exit 1
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fi
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echo "Switching to temporary directory..."
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temp_dir=`mktemp -d`
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cd $temp_dir
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trap "rm -rf $temp_dir; exit" INT TERM EXIT
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# URL from "Sources for Time Zone and Daylight Saving Time Data"
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# http://www.twinsun.com/tz/tz-link.htm
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echo "Looking for new tzdata..."
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wget -N --no-verbose 'ftp://elsie.nci.nih.gov/pub/tzdata*.tar.gz'
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zoneinfo_version_file=$bionic_zoneinfo_dir/zoneinfo.version
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if [ -f "$zoneinfo_version_file" ]; then
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current_version=tzdata`sed s/\n// < $zoneinfo_version_file`
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else
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current_version=missing
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fi
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latest_archive=`ls -r -v tzdata*.tar.gz | head -n1`
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latest_version=`basename $latest_archive .tar.gz`
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if [ "$current_version" == "$latest_version" ]; then
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echo "You already have the latest tzdata ($latest_version)!"
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exit 1
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fi
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echo "Extracting $latest_version..."
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mkdir $latest_version
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tar -C $latest_version -zxf $latest_archive
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echo "Compiling $latest_version..."
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mkdir data
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for i in \
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africa \
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antarctica \
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asia \
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australasia \
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etcetera \
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europe \
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factory \
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northamerica \
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solar87 \
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solar88 \
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solar89 \
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southamerica
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do
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zic -d data $latest_version/$i
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done
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echo "Compacting $latest_version..."
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(
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cat $latest_version/* | grep '^Link' | awk '{print $1, $2, $3}'
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(
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cat $latest_version/* | grep '^Zone' | awk '{print $2}'
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cat $latest_version/* | grep '^Link' | awk '{print $3}'
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) | LC_ALL="C" sort
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) | grep -v Riyadh8 > setup
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javac -d . \
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$bionic_zoneinfo_tools_dir/ZoneCompactor.java \
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$bionic_zoneinfo_tools_dir/ZoneInfo.java
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java ZoneCompactor setup data
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echo "Updating bionic to $latest_version..."
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mv zoneinfo.dat zoneinfo.idx $bionic_zoneinfo_dir
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echo $latest_version | sed 's/tzdata//' > $bionic_zoneinfo_dir/zoneinfo.version
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