Quelle update-tzdata.sh Sprache: Shell

#!/bin/sh
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

set -e

# Usage: update-tzdata.sh <tzdata version>
# E.g., for tzdata2016f: update-tzdata.sh 2016f

# Ensure that $Date$ in the checked-out git files expands timezone-agnostically,
# so that this script's behavior is consistent when run from any time zone.
export TZ=UTC

# Also ensure GIT-INFO is consistently English.
export LANG=en_US.UTF-8
export LANGUAGE=en_US
export LC_ALL=en_US.UTF-8

# Path to icupkg executable, typically located at $ICU_DIR/bin/icupkg.
icu_pkg=
# Force updates even when current tzdata is newer than the requested version.
force=false
# Dry run, doesn't run 'git clone' and 'icupkg'.
dry=false
# Compare ICU and local tzdata versions (used by update-icu.sh).
check_version=false

while getopts ce:fd opt
do
    case "$opt" in
      c) check_version=true;;
      e) icu_pkg="$OPTARG";;
      f) force=true;;
      d) dry=true;;
      \?)
        echo >&2 "Usage: $0 [-e ] [-f] [-d] "
        exit 1;;
    esac
done
shift "$((OPTIND - 1))"

if [ $# -ne 1 -a $check_version = false ]; then
  echo >&2 "Usage: $0 [-e ] [-f] [-d] "
  exit 1
fi

tzdata_version=$1

icudata_dir=`dirname "$0"`/../config/external/icu/data
icu_dir=`dirname "$0"`/icu
tzdata_dir=`dirname "$0"`/tzdata
tzdata_files="${tzdata_dir}"/files.txt
tzdata_url=https://github.com/unicode-org/icu-data.git
icu_tzdata_version=`grep --only-matching --perl-regexp --regexp="tz version:\s+\K.*$" "${icu_dir}"/source/data/misc/zoneinfo64.txt`
local_tzdata_version=
if [ -f "${tzdata_dir}"/VERSION ]; then
  local_tzdata_version=`grep --only-matching --perl-regexp --regexp="^\K[0-9a-z]+" "${tzdata_dir}"/VERSION`
fi

# Check ICU and current local tzdata versions.
if [ $check_version = true ]; then
  if [ ! -z ${local_tzdata_version} ]; then
    if [ ${local_tzdata_version} \> ${icu_tzdata_version} ]; then
      echo >&2 "WARN: Local tzdata (${local_tzdata_version}) is newer than ICU tzdata (${icu_tzdata_version}), please run '$0 ${local_tzdata_version}'"
    else
      echo "INFO: ICU tzdata ${icu_tzdata_version} is newer than local tzdata (${local_tzdata_version})"
    fi
  else
    echo "INFO: No local tzdata files found"
  fi
  exit 0
fi

# Find icu_pkg if not provided as an argument.
icu_pkg=${icu_pkg:-`which icupkg`}

# Test if we can execute icupkg.
if [ ! -x "${icu_pkg}" ]; then
  echo >&2 "ERROR: icupkg is not an executable"
  exit 1
fi

# Check ICU tzdata version.
if [ ${icu_tzdata_version} \> ${tzdata_version} ]; then
  if [ $force = false ]; then
    echo >&2 "ERROR: ICU tzdata (${icu_tzdata_version}) is newer than requested version ${tzdata_version}, use -f to force replacing"
    exit 1
  fi
fi

# Check tzdata version from last checkout.
if [ -n ${local_tzdata_version} -a ${local_tzdata_version} \> ${tzdata_version} ]; then
  if [ $force = false ]; then
    echo >&2 "ERROR: Local tzdata (${local_tzdata_version}) is newer than requested version ${tzdata_version}, use -f to force replacing"
    exit 1
  fi
fi

echo "INFO: Updating tzdata from ${local_tzdata_version:-$icu_tzdata_version} to ${tzdata_version}"

# Search for ICU data files.
# Little endian data files.
icudata_file_le=`find "${icudata_dir}" -type f -name 'icudt*l.dat'`
if [ -f "${icudata_file_le}" ]; then
  icudata_file_le=`cd "$(dirname "${icudata_file_le}")" && pwd -P`/`basename "${icudata_file_le}"`
  echo "INFO: ICU data file (little endian): ${icudata_file_le}"
else
  echo >&2 "ERROR: ICU data (little endian) file not found"
  exit 1
fi

# Big endian data files.
# Optional until https://bugzilla.mozilla.org/show_bug.cgi?id=1264836 is fixed.
icudata_file_be=`find "${icudata_dir}" -type f -name 'icudt*b.dat'`
if [ -f "${icudata_file_be}" ]; then
  icudata_file_be=`cd "$(dirname "${icudata_file_be}")" && pwd -P`/`basename "${icudata_file_be}"`
  echo "INFO: ICU data file (big endian): ${icudata_file_be}"
else
  echo "INFO: ICU data file (big endian) not found, skipping..."
fi

# Retrieve tzdata from git.
if [ $dry = false ]; then
  echo "INFO: Downloading tzdata${tzdata_version}"

  # Remove intl/tzdata/source, then replace it with a clean export.
  rm -r "${tzdata_dir}"/source
  git clone --depth 1 "${tzdata_url}" "${tzdata_dir}"/source
  git -C "${tzdata_dir}"/source filter-branch --prune-empty --subdirectory-filter tzdata/icunew/${tzdata_version}/44 HEAD

  # Record `git log` and the tzdata version.
  git -C "${tzdata_dir}"/source log -1 > "${tzdata_dir}"/GIT-INFO
  echo "${tzdata_version}" > "${tzdata_dir}"/VERSION

  # Remove the .git directory.
  rm -rf "${tzdata_dir}"/source/.git
fi

# Update ICU data.
update_icu_data() {
  set +e

  local type="$1"
  local file="$2"
  local cmd="${icu_pkg} --add ${tzdata_files} --sourcedir ${tzdata_dir}/source/${type} ${file}"
  eval "${cmd}"

  local exit_status=$?

  if [ $exit_status -ne 0 ]; then
    echo >&2 "ERROR: Error updating tzdata"
    echo >&2 "ERROR: If you see an error message like 'format version 03.00 not supported',\n"\
              " ensure your icupkg version matches the current ICU version."
    exit $exit_status
  fi

  set -e
}

if [ $dry = false ]; then
  update_icu_data "le" "${icudata_file_le}"
  if [ -n "${icudata_file_be}" ]; then
    update_icu_data "be" "${icudata_file_be}"
  fi

  hg addremove "${tzdata_dir}/source" "${tzdata_dir}/GIT-INFO" "${tzdata_dir}/VERSION" "${icudata_file_le}"
  if [ -n "${icudata_file_be}" ]; then
    hg addremove "${icudata_file_be}"
  fi

  echo "INFO: Successfully updated tzdata!"
  echo "INFO: Please run js/src/builtin/intl/make_intl_data.py to update additional time zone files for SpiderMonkey."
fi

quality98%

¤ Dauer der Verarbeitung: 0.12 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.