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#!/bin/bash -e
# Copyright 2019 Google Inc. 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.
usage() {
echo "Usage: $(basename "$0") [build_target]..."
echo " Build all targets if build_target is not specified."
echo " Supported build targets:" \
"${VALID_SOONG_BINARIES[@]}" "${VALID_SOONG_TESTS[@]}"
}
in_array () {
value="$1"
shift
for i in "$@"; do
[ "$i" = "${value}" ] && return 0
done
return 1
}
VALID_SOONG_BINARIES=(
"bindgen"
"cxx_extractor"
"header-abi-linker"
"header-abi-dumper"
"header-abi-diff"
"ide_query_cc_analyzer"
"proto_metadata_plugin"
"protoc_extractor"
"versioner"
)
VALID_SOONG_TESTS=(
"header-checker-unittests"
)
BUILD_TARGETS=()
while [ $# -gt 0 ]; do
case $1 in
-*) # Display help.
usage
exit 0
;;
*) # Add specified build targets into BUILD_TARGETS
BUILD_TARGETS+=("$1")
;;
esac
shift
done
set -ex
source "$(dirname "$0")/envsetup.sh"
if [ "$(uname)" != "Linux" ]; then
echo "error: Unsupported uname: $(uname)"
exit 1
fi
# Targets to be built
SOONG_BINARIES=()
SOONG_TESTS=()
# Check if all specified targets are valid
for name in "${BUILD_TARGETS[@]}"; do
if in_array "${name}" "${VALID_SOONG_BINARIES[@]}"; then
SOONG_BINARIES+=("${name}")
elif in_array "${name}" "${VALID_SOONG_TESTS[@]}"; then
SOONG_TESTS+=("${name}")
else
echo "build_target ${name} is not one of the supported targets:" \
"${VALID_SOONG_BINARIES[@]}" "${VALID_SOONG_TESTS[@]}"
exit 1
fi
done
if [ "${#BUILD_TARGETS[@]}" -eq 0 ]; then
# Build everything by default.
SOONG_BINARIES=("${VALID_SOONG_BINARIES[@]}")
SOONG_TESTS=("${VALID_SOONG_TESTS[@]}")
fi
if [ -z "${OUT_DIR}" ]; then
echo "error: Must set OUT_DIR"
exit 1
fi
TOP=$(pwd)
# Setup Soong configuration
SOONG_OUT="${OUT_DIR}/soong"
SOONG_HOST_OUT="${OUT_DIR}/soong/host/linux-x86"
rm -rf "${SOONG_OUT}"
mkdir -p "${SOONG_OUT}"
cat > "${SOONG_OUT}/soong.variables" << __EOF__
{
"Allow_missing_dependencies": true,
"HostArch":"x86_64"
}
__EOF__
# Allow unknown warning options since this may lag behind platform's compiler
# version.
export ALLOW_UNKNOWN_WARNING_OPTION=true
binaries=()
for name in "${SOONG_BINARIES[@]}"; do
binaries+=("${SOONG_HOST_OUT}/bin/${name}")
done
# Build binaries and shared libs
build/soong/soong_ui.bash --make-mode --skip-config --soong-only \
"${binaries[@]}" "${SOONG_TESTS[@]}"
# Copy binaries and shared libs
SOONG_DIST="${SOONG_OUT}/dist"
mkdir -p "${SOONG_DIST}/bin"
if [ -n "${binaries}" ]; then
cp "${binaries[@]}" "${SOONG_DIST}/bin"
fi
cp -R "${SOONG_HOST_OUT}/lib64" "${SOONG_DIST}"
# create symlink lib -> lib64 as toolchain libraries have a RUNPATH pointing to
# $ORIGIN/../lib instead of lib64
ln -s "lib64" "${SOONG_DIST}/lib"
# Copy clang header and share files
CLANG_DIR="prebuilts/clang/host/linux-x86/${LLVM_PREBUILTS_VERSION}"
CLANG_LIB_DIR="${CLANG_DIR}/lib/clang/${LLVM_RELEASE_VERSION}"
CLANG_LIB_DIR_OUT="${SOONG_DIST}/lib/clang/${LLVM_RELEASE_VERSION}"
mkdir -p "${CLANG_LIB_DIR_OUT}"
cp -R "${CLANG_LIB_DIR}/share" "${CLANG_LIB_DIR_OUT}/share"
cp -R "${CLANG_LIB_DIR}/include" "${CLANG_LIB_DIR_OUT}/include"
ln -s "lib/clang/${LLVM_RELEASE_VERSION}/include" "${SOONG_DIST}/clang-headers"
# Normalize library file names. All library file names must match their soname.
function extract_soname () {
local file="$1"
readelf -d "${file}" | \
grep '(SONAME)\s*Library soname: \[.*\]$' -o | \
sed 's/(SONAME)\s*Library soname: \[\(.*\)\]$/\1/g'
}
for file in "${SOONG_OUT}/dist/lib"*"/"*; do
soname="$(extract_soname "${file}")"
if [ -n "${soname}" -a "$(basename "${file}")" != "${soname}" ]; then
mv "${file}" "$(dirname "${file}")/${soname}"
fi
done
# Package binaries and shared libs
if [ -z "${DIST_DIR}" ]; then
echo "DIST_DIR is empty. Skip zipping binaries."
else
pushd "${SOONG_OUT}/dist"
zip -qryX build-prebuilts.zip *
popd
mkdir -p "${DIST_DIR}" || true
cp "${SOONG_OUT}/dist/build-prebuilts.zip" "${DIST_DIR}/"
fi
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