| #!/usr/bin/env bash |
| # |
| # vim:et:ft=sh:sts=2:sw=2 |
| # |
| #/** |
| # * Licensed to the Apache Software Foundation (ASF) under one |
| # * or more contributor license agreements. See the NOTICE file |
| # * distributed with this work for additional information |
| # * regarding copyright ownership. The ASF licenses this file |
| # * to you under the Apache License, Version 2.0 (the |
| # * "License"); you may not use this file except in compliance |
| # * with the License. You may obtain a copy of the License at |
| # * |
| # * http://www.apache.org/licenses/LICENSE-2.0 |
| # * |
| # * Unless required by applicable law or agreed to in writing, software |
| # * distributed under the License is distributed on an "AS IS" BASIS, |
| # * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # * See the License for the specific language governing permissions and |
| # * limitations under the License. |
| # */ |
| |
| ARGV0=`basename "$0"` |
| LSB_RELEASE="/etc/lsb-release" |
| VERSIONS_SHELLS="/bin/bash /bin/sh" |
| |
| true; TRUE=$? |
| false; FALSE=$? |
| ERROR=2 |
| |
| UNAME_R=`uname -r` |
| UNAME_S=`uname -s` |
| |
| __versions_haveStrings=${ERROR} |
| |
| versions_osName() { |
| os_name_='unrecognized' |
| os_system_=${UNAME_S} |
| os_release_=${UNAME_R} |
| case ${os_system_} in |
| CYGWIN_NT-*) os_name_='Cygwin' ;; |
| Darwin) |
| os_name_=`/usr/bin/sw_vers -productName` |
| os_version_=`versions_osVersion` |
| case ${os_version_} in |
| 10.4|10.4.[0-9]*) os_name_='Mac OS X Tiger' ;; |
| 10.5|10.5.[0-9]*) os_name_='Mac OS X Leopard' ;; |
| 10.6|10.6.[0-9]*) os_name_='Mac OS X Snow Leopard' ;; |
| 10.7|10.7.[0-9]*) os_name_='Mac OS X Lion' ;; |
| 10.8|10.8.[0-9]*) os_name_='Mac OS X Mountain Lion' ;; |
| 10.9|10.9.[0-9]*) os_name_='Mac OS X Mavericks' ;; |
| 10.10|10.10.[0-9]*) os_name_='Mac OS X Yosemite' ;; |
| 10.11|10.11.[0-9]*) os_name_='Mac OS X El Capitan' ;; |
| 10.12|10.12.[0-9]*) os_name_='macOS Sierra' ;; |
| 10.13|10.13.[0-9]*) os_name_='macOS High Sierra' ;; |
| *) os_name_='macOS' ;; |
| esac |
| ;; |
| FreeBSD) os_name_='FreeBSD' ;; |
| Linux) os_name_='Linux' ;; |
| SunOS) |
| os_name_='SunOS' |
| if [ -r '/etc/release' ]; then |
| if grep 'OpenSolaris' /etc/release >/dev/null; then |
| os_name_='OpenSolaris' |
| else |
| os_name_='Solaris' |
| fi |
| fi |
| ;; |
| esac |
| |
| echo ${os_name_} |
| unset os_name_ os_system_ os_release_ os_version_ |
| } |
| |
| versions_osVersion() { |
| os_version_='unrecognized' |
| os_system_=${UNAME_S} |
| os_release_=${UNAME_R} |
| case ${os_system_} in |
| CYGWIN_NT-*) |
| os_version_=`expr "${os_release_}" : '\([0-9]*\.[0-9]\.[0-9]*\).*'` |
| ;; |
| Darwin) |
| os_version_=`/usr/bin/sw_vers -productVersion` |
| ;; |
| FreeBSD) |
| os_version_=`expr "${os_release_}" : '\([0-9]*\.[0-9]*\)-.*'` |
| ;; |
| Linux) |
| if [ -r '/etc/os-release' ]; then |
| os_version_=`awk -F= '$1~/PRETTY_NAME/{print $2}' /etc/os-release \ |
| |sed 's/"//g'` |
| elif [ -r '/etc/redhat-release' ]; then |
| os_version_=`cat /etc/redhat-release` |
| elif [ -r '/etc/SuSE-release' ]; then |
| os_version_=`head -n 1 /etc/SuSE-release` |
| elif [ -r "${LSB_RELEASE}" ]; then |
| if grep -q 'DISTRIB_ID=Ubuntu' "${LSB_RELEASE}"; then |
| # shellcheck disable=SC2002 |
| os_version_=`cat "${LSB_RELEASE}" \ |
| |awk -F= '$1~/DISTRIB_DESCRIPTION/{print $2}' \ |
| |sed 's/"//g;s/ /-/g'` |
| fi |
| fi |
| ;; |
| SunOS) |
| if [ -r '/etc/release' ]; then |
| if grep 'OpenSolaris' /etc/release >/dev/null; then # OpenSolaris |
| os_version_=`grep 'OpenSolaris' /etc/release |awk '{print $2"("$3")"}'` |
| else # Solaris |
| major_=`echo "${os_release_}" |sed 's/[0-9]*\.\([0-9]*\)/\1/'` |
| minor_=`grep Solaris /etc/release |sed 's/[^u]*\(u[0-9]*\).*/\1/'` |
| os_version_="${major_}${minor_}" |
| fi |
| fi |
| ;; |
| esac |
| |
| echo "${os_version_}" |
| unset os_release_ os_system_ os_version_ major_ minor_ |
| } |
| |
| versions_shellVersion() { |
| shell_=$1 |
| |
| shell_present_=${FALSE} |
| case "${shell_}" in |
| ash) [ -x '/bin/busybox' ] && shell_present_=${TRUE} ;; |
| *) [ -x "${shell_}" ] && shell_present_=${TRUE} ;; |
| esac |
| if [ ${shell_present_} -eq ${FALSE} ]; then |
| echo 'not installed' |
| return ${FALSE} |
| fi |
| |
| version_='' |
| case ${shell_} in |
| */sh) |
| # This could be one of any number of shells. Try until one fits. |
| version_='' |
| [ -z "${version_}" ] && version_=`versions_shell_bash "${shell_}"` |
| ;; |
| */bash) version_=`versions_shell_bash "${shell_}"` ;; |
| *) version_='invalid' |
| esac |
| |
| echo "${version_:-unknown}" |
| unset shell_ version_ |
| } |
| |
| versions_shell_bash() { |
| $1 --version : 2>&1 |grep 'GNU bash' |sed 's/.*version \([^ ]*\).*/\1/' |
| } |
| |
| versions_main() { |
| # Treat unset variables as an error. |
| set -u |
| |
| os_name=`versions_osName` |
| os_version=`versions_osVersion` |
| echo "os: ${os_name} version: ${os_version}" |
| |
| for shell in ${VERSIONS_SHELLS}; do |
| shell_version=`versions_shellVersion "${shell}"` |
| echo "shell: ${shell} version: ${shell_version}" |
| done |
| } |
| |
| if [ "${ARGV0}" = 'versions' ]; then |
| versions_main "$@" |
| fi |