#!/bin/bash
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# Copyright (C) 2019 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Usage:
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# build/build_abi.sh
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#
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# The following environment variables are considered during execution:
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#
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# ABI_OUT_TAG
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# Customize the output file name for the abi dump. If undefined, the tag is
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# derived from `git describe`.
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export ROOT_DIR=$(readlink -f $(dirname $0)/..)
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set -e
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set -a
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source "${ROOT_DIR}/build/envsetup.sh"
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# inject CONFIG_DEBUG_INFO=y
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export POST_DEFCONFIG_CMDS="${POST_DEFCONFIG_CMDS} : && update_config_for_abi_dump"
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function update_config_for_abi_dump() {
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${KERNEL_DIR}/scripts/config --file ${OUT_DIR}/.config \
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-e CONFIG_DEBUG_INFO
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(cd ${OUT_DIR} && \
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make O=${OUT_DIR} $archsubarch CROSS_COMPILE=${CROSS_COMPILE} olddefconfig)
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}
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# delegate the actual build to build.sh
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${ROOT_DIR}/build/build.sh $*
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echo "========================================================"
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echo " Creating ABI dump"
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# create abi dump
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COMMON_OUT_DIR=$(readlink -m ${OUT_DIR:-${ROOT_DIR}/out/${BRANCH}})
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id=${ABI_OUT_TAG:-$(git -C $KERNEL_DIR describe --dirty --always)}
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abi_out_file=abi-${id}.out
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${ROOT_DIR}/build/abi/dump_abi \
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--linux-tree $OUT_DIR \
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--out-file ${DIST_DIR}/${abi_out_file}
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ln -sf ${abi_out_file} ${DIST_DIR}/abi.out
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echo "========================================================"
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echo " ABI dump has been created at ${DIST_DIR}/${abi_out_file}"
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