| # Copyright (C) 2019 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 is an implementation detail of build.sh and friends. Do not source |
| # directly as it will spoil your shell and make build.sh unusable. You have |
| # been warned! If you have a good reason to source the result of this file into |
| # a shell, please let kernel-team@android.com know and we are happy to help |
| # with your use case. |
| |
| [ -n "$_SETUP_ENV_SH_INCLUDED" ] && return || _SETUP_ENV_SH_INCLUDED=1 |
| |
| # TODO: Use a $(gettop) style method. |
| export ROOT_DIR=$(readlink -f $PWD) |
| |
| export BUILD_CONFIG=${BUILD_CONFIG:-build.config} |
| set -a |
| . ${ROOT_DIR}/${BUILD_CONFIG} |
| set +a |
| |
| export COMMON_OUT_DIR=$(readlink -m ${OUT_DIR:-${ROOT_DIR}/out${OUT_DIR_SUFFIX}/${BRANCH}}) |
| export OUT_DIR=$(readlink -m ${COMMON_OUT_DIR}/${KERNEL_DIR}) |
| export DIST_DIR=$(readlink -m ${DIST_DIR:-${COMMON_OUT_DIR}/dist}) |
| |
| if sh -c 'which repo && repo info' >/dev/null 2>&1; then |
| # extract the repo branch name (e.g. common-android-mainline) |
| repo_branch=$(repo --color=never info -o | grep -E "Manifest merge branch" | |
| sed "s|.*refs/heads/\(.*\)|\1|") |
| export KBUILD_BUILD_VERSION="1 repo:$repo_branch" |
| fi |
| |
| echo "========================================================" |
| echo "= build config: ${ROOT_DIR}/${BUILD_CONFIG}" |
| cat ${ROOT_DIR}/${BUILD_CONFIG} |
| |
| # List of prebuilt directories shell variables to incorporate into PATH |
| PREBUILTS_PATHS=( |
| LINUX_GCC_CROSS_COMPILE_PREBUILTS_BIN |
| LINUX_GCC_CROSS_COMPILE_ARM32_PREBUILTS_BIN |
| CLANG_PREBUILT_BIN |
| LZ4_PREBUILTS_BIN |
| DTC_PREBUILTS_BIN |
| LIBUFDT_PREBUILTS_BIN |
| BUILDTOOLS_PREBUILT_BIN |
| ) |
| |
| for PREBUILT_BIN in "${PREBUILTS_PATHS[@]}"; do |
| PREBUILT_BIN=\${${PREBUILT_BIN}} |
| eval PREBUILT_BIN="${PREBUILT_BIN}" |
| if [ -n "${PREBUILT_BIN}" ]; then |
| # Mitigate dup paths |
| PATH=${PATH//"${ROOT_DIR}\/${PREBUILT_BIN}:"} |
| PATH=${ROOT_DIR}/${PREBUILT_BIN}:${PATH} |
| fi |
| done |
| export PATH |
| |
| echo |
| echo "PATH=${PATH}" |
| echo |
| |
| # verifies that defconfig matches the DEFCONFIG |
| function check_defconfig() { |
| (cd ${OUT_DIR} && \ |
| make "${TOOL_ARGS[@]}" O=${OUT_DIR} savedefconfig) |
| [ "$ARCH" = "x86_64" -o "$ARCH" = "i386" ] && local ARCH=x86 |
| echo Verifying that savedefconfig matches ${KERNEL_DIR}/arch/${ARCH}/configs/${DEFCONFIG} |
| RES=0 |
| diff -u ${KERNEL_DIR}/arch/${ARCH}/configs/${DEFCONFIG} ${OUT_DIR}/defconfig || |
| RES=$? |
| if [ ${RES} -ne 0 ]; then |
| echo ERROR: savedefconfig does not match ${KERNEL_DIR}/arch/${ARCH}/configs/${DEFCONFIG} |
| fi |
| return ${RES} |
| } |