build-onnxruntime-android.sh

#!/bin/bash
# build onnxruntime by benjaminwan
# CMakeFiles/onnxruntime.dir/link.txt/link/lib*.a
# ANDROID_NDK_HOME=/path/android-sdk/ndk/22.1.7171670

function collectLibs() {
    # shared lib
    cmake --build . --config Release --target install
    #  rm -r -f install/bin
    mv install/include/onnxruntime/* install/include
    rm -rf install/include/onnxruntime
    echo "set(OnnxRuntime_INCLUDE_DIRS \"\${CMAKE_CURRENT_LIST_DIR}/include\")" >install/OnnxRuntimeConfig.cmake
    echo "include_directories(\${OnnxRuntime_INCLUDE_DIRS})" >>install/OnnxRuntimeConfig.cmake
    echo "link_directories(\${CMAKE_CURRENT_LIST_DIR}/lib)" >>install/OnnxRuntimeConfig.cmake
    echo "set(OnnxRuntime_LIBS onnxruntime)" >>install/OnnxRuntimeConfig.cmake

    # static lib
    mkdir -p install-static/lib
    cp -r install/include install-static
    all_link=$(cat CMakeFiles/onnxruntime.dir/link.txt)
    link=${all_link#*onnxruntime.dir}
    regex="lib.*.a$"
    libs=""
    for var in $link; do
        if [[ ${var} =~ ${regex} ]]; then
            echo cp ${var} install-static/lib
            cp ${var} install-static/lib
            name=$(echo $var | grep -E ${regex} -o)
            name=${name#lib}
            name=${name%.a}
            libs="${libs} ${name}"
        fi
    done
    echo "set(OnnxRuntime_INCLUDE_DIRS \"\${CMAKE_CURRENT_LIST_DIR}/include\")" >install-static/OnnxRuntimeConfig.cmake
    echo "include_directories(\${OnnxRuntime_INCLUDE_DIRS})" >>install-static/OnnxRuntimeConfig.cmake
    echo "link_directories(\${CMAKE_CURRENT_LIST_DIR}/lib)" >>install-static/OnnxRuntimeConfig.cmake
    echo "set(OnnxRuntime_LIBS $libs)" >>install-static/OnnxRuntimeConfig.cmake
    cp CMakeFiles/onnxruntime.dir/link.txt install-static/link.log
}

function pyBuild() {
    echo ANDROID_HOME=$ANDROID_HOME
    echo ANDROID_NDK_HOME=$ANDROID_NDK_HOME
    python3 $DIR/tools/ci_build/build.py --build_dir $DIR/build-android-$1 \
    --config Release \
    --parallel \
    --skip_tests \
    --build_shared_lib \
    --build_java \
    --android \
    --android_abi $1 \
    --android_api $2 \
    --android_sdk_path $ANDROID_HOME \
    --android_ndk_path $ANDROID_NDK_HOME \
    --cmake_extra_defines CMAKE_INSTALL_PREFIX=./install onnxruntime_BUILD_UNIT_TESTS=OFF

    pushd build-android-$1/Release
    cmake --build . --config Release -j $NUM_THREADS
    collectLibs
    popd
}

DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
sysOS=$(uname -s)
NUM_THREADS=1

if [ $sysOS == "Darwin" ]; then
    NUM_THREADS=$(sysctl -n hw.ncpu)
elif [ $sysOS == "Linux" ]; then
    NUM_THREADS=$(nproc)
else
    echo "Other OS: $sysOS"
    exit 0
fi

if [ "$1" ]; then
    echo "set ARCH_TYPE=$1"
    ARCH_TYPE="$1"
else
    echo "#1 ARCH_TYPE is empty("armeabi-v7a","arm64-v8a","x86","x86_64"), use arm64-v8a"
    ARCH_TYPE="arm64-v8a"
fi

if [ "$2" ]; then
    echo "set MIN_SDK=$2"
    MIN_SDK="$2"
else
    echo "#2 MIN_SDK is empty, use 21"
fi

pyBuild $1 $2

#echo "message(\"OnnxRuntime Path: \${CMAKE_CURRENT_LIST_DIR}/\${ANDROID_ABI}\")" > OnnxRuntimeWrapper.cmake
#echo "set(OnnxRuntime_DIR \"\${CMAKE_CURRENT_LIST_DIR}/\${ANDROID_ABI}\")" >> OnnxRuntimeWrapper.cmake