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#!/bin/bash
# Copyright 2015 The Bazel Authors. All rights reserved.
#
# Licensed 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.
#
# environment_plist generates a plist file that contains some
# environment variables of the host machine (like DTPlatformBuild
# or BuildMachineOSBuild) given a target platform.
#
# This script only runs on darwin and you must have Xcode installed.
#
# --output - the path to place the output plist file.
# --platform - the target platform, e.g. 'iphoneos' or 'iphonesimulator8.3'
#
set -eu
while [[ $# -gt 1 ]]
do
key="$1"
case $key in
--platform)
PLATFORM="$2"
shift
;;
--output)
OUTPUT="$2"
shift
;;
*)
# unknown option
;;
esac
shift
done
set +e
PLATFORM_DIR=$(/usr/bin/xcrun --sdk "${PLATFORM}" --show-sdk-platform-path)
XCRUN_EXITCODE=$?
set -e
if [[ ${XCRUN_EXITCODE} -ne 0 ]] ; then
echo "environment_plist: SDK not located. This may indicate that the xcode \
and SDK version pair is not available."
# Since this already failed, assume this is going to fail again. With
# set -e, this will produce the appropriate stderr and error code.
/usr/bin/xcrun --sdk "${PLATFORM}" --show-sdk-platform-path 2>&1
fi
PLATFORM_PLIST="${PLATFORM_DIR}"/Info.plist
TEMPDIR=$(mktemp -d "${TMPDIR:-/tmp}/bazel_environment.XXXXXX")
PLIST="${TEMPDIR}/env.plist"
trap 'rm -rf "${TEMPDIR}"' ERR EXIT
os_build=$(/usr/bin/sw_vers -buildVersion)
compiler=$(/usr/libexec/PlistBuddy -c "print :DefaultProperties:DEFAULT_COMPILER" "${PLATFORM_PLIST}")
# Parses 'PlatformVersion N.N' into N.N.
platform_version=$(/usr/bin/xcodebuild -version -sdk "${PLATFORM}" PlatformVersion)
# Parses 'ProductBuildVersion NNNN' into NNNN.
sdk_build=$(/usr/bin/xcodebuild -version -sdk "${PLATFORM}" ProductBuildVersion)
platform_build=$"${sdk_build}"
# Parses 'Build version NNNN' into NNNN.
xcode_build=$(/usr/bin/xcodebuild -version | grep Build | cut -d ' ' -f3)
# Parses 'Xcode N.N' into N.N.
xcode_version_string=$(/usr/bin/xcodebuild -version | grep Xcode | cut -d ' ' -f2)
# Converts '7.1' -> 0710, and '7.1.1' -> 0711.
xcode_version=$(/usr/bin/printf '%02d%d%d\n' $(echo "${xcode_version_string//./ }"))
/usr/bin/defaults write "${PLIST}" DTPlatformBuild -string ${platform_build:-""}
/usr/bin/defaults write "${PLIST}" DTSDKBuild -string ${sdk_build:-""}
/usr/bin/defaults write "${PLIST}" DTPlatformVersion -string ${platform_version:-""}
/usr/bin/defaults write "${PLIST}" DTXcode -string ${xcode_version:-""}
/usr/bin/defaults write "${PLIST}" DTXcodeBuild -string ${xcode_build:-""}
/usr/bin/defaults write "${PLIST}" DTCompiler -string ${compiler:-""}
/usr/bin/defaults write "${PLIST}" BuildMachineOSBuild -string ${os_build:-""}
cat "${PLIST}" > "${OUTPUT}"
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