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#!/bin/bash
#
# Copyright (C) 2018 The Android Open Source Project
#
# 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.
# This will build a target using linux_bionic. It can be called with normal make
# flags.
#
# TODO This runs a 'm clean' prior to building the targets in order to ensure
# that obsolete kati files don't mess up the build.
if [[ -z $ANDROID_BUILD_TOP ]]; then
pushd .
else
pushd $ANDROID_BUILD_TOP
fi
if [ ! -d art ]; then
echo "Script needs to be run at the root of the android tree"
exit 1
fi
source build/envsetup.sh >&/dev/null # for get_build_var
# Soong needs a bunch of variables set and will not run if they are missing.
# The default values of these variables is only contained in make, so use
# nothing to create the variables then remove all the other artifacts.
build/soong/soong_ui.bash --make-mode nothing
if [ $? != 0 ]; then
exit 1
fi
out_dir=$(get_build_var OUT_DIR)
host_out=$(get_build_var HOST_OUT)
# TODO(b/31559095) Figure out a better way to do this.
#
# There is no good way to force soong to generate host-bionic builds currently
# so this is a hacky workaround.
tmp_soong_var=$(mktemp --tmpdir soong.variables.bak.XXXXXX)
tmp_build_number=$(cat ${out_dir}/build_number.txt)
cat $out_dir/soong/soong.variables > ${tmp_soong_var}
# See comment above about b/123645297 for why we cannot just do m clean. Clear
# out all files except for intermediates and installed files.
find $out_dir/ -maxdepth 1 -mindepth 1 \
-not -name soong \
-not -name host \
-not -name target | xargs -I '{}' rm -rf '{}'
find $out_dir/soong/ -maxdepth 1 -mindepth 1 \
-not -name .intermediates \
-not -name host \
-not -name target | xargs -I '{}' rm -rf '{}'
python3 <<END - ${tmp_soong_var} ${out_dir}/soong/soong.variables
import json
import sys
x = json.load(open(sys.argv[1]))
x['Allow_missing_dependencies'] = True
x['HostArch'] = 'x86_64'
x['CrossHost'] = 'linux_bionic'
x['CrossHostArch'] = 'x86_64'
if 'CrossHostSecondaryArch' in x:
del x['CrossHostSecondaryArch']
if 'DexpreoptGlobalConfig' in x:
del x['DexpreoptGlobalConfig']
json.dump(x, open(sys.argv[2], mode='w'))
END
rm $tmp_soong_var
# Write a new build-number
echo ${tmp_build_number}_SOONG_ONLY_BUILD > ${out_dir}/build_number.txt
build/soong/soong_ui.bash --make-mode --skip-make $@
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