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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.
#
# xcrunwrapper runs the command passed to it using xcrun. The first arg
# passed is the name of the tool to be invoked via xcrun. (For example, libtool
# or clang).
# xcrunwrapper replaces __BAZEL_XCODE_DEVELOPER_DIR__ with $DEVELOPER_DIR (or
# reasonable default) and __BAZEL_XCODE_SDKROOT__ with a valid path based on
# SDKROOT (or reasonable default).
# These values (__BAZEL_XCODE_*) are a shared secret withIosSdkCommands.java.
set -eu
TOOLNAME=$1
shift
# Pick values for DEVELOPER_DIR and SDKROOT as appropriate (if they weren't set)
WRAPPER_DEVDIR="${DEVELOPER_DIR:-}"
if [[ -z "${WRAPPER_DEVDIR}" ]] ; then
WRAPPER_DEVDIR="$(xcode-select -p)"
fi
# TODO(blaze-team): Remove this once all build environments are setting SDKROOT
# for us.
WRAPPER_SDKROOT="${SDKROOT:-}"
if [[ -z "${WRAPPER_SDKROOT:-}" ]] ; then
WRAPPER_SDK=iphonesimulator
for ARG in "$@" ; do
case "${ARG}" in
armv6|armv7|armv7s|arm64)
WRAPPER_SDK=iphoneos
;;
i386|x86_64)
WRAPPER_SDK=iphonesimulator
;;
esac
done
WRAPPER_SDKROOT="$(/usr/bin/xcrun --show-sdk-path --sdk ${WRAPPER_SDK})"
fi
# Subsitute toolkit path placeholders.
UPDATEDARGS=()
for ARG in "$@" ; do
ARG="${ARG//__BAZEL_XCODE_DEVELOPER_DIR__/${WRAPPER_DEVDIR}}"
ARG="${ARG//__BAZEL_XCODE_SDKROOT__/${WRAPPER_SDKROOT}}"
UPDATEDARGS+=("${ARG}")
done
set +e
/usr/bin/xcrun "${TOOLNAME}" "${UPDATEDARGS[@]}"
XCRUN_EXITCODE=$?
set -e
REGEX="^(.*)sdk\" cannot be located(.*)$"
if [[ ${XCRUN_EXITCODE} -ne 0 ]] ; then
# If xcrun failed it is assumed it will fail again in the same fashion.
# The second invocation is because combining and collecting stderr while
# preserving and emitting stdout is difficult without additional file IO.
XCRUN_OUTPUT="$(/usr/bin/xcrun "${TOOLNAME}" "${UPDATEDARGS[@]}" 2>&1)"
if [[ "${XCRUN_OUTPUT}" =~ ${REGEX} ]] ; then
echo "xcrunwrapper: SDK not located. This may indicate that the xcode and \
SDK version pair is not available."
fi
fi
exit ${XCRUN_EXITCODE}
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