android.yml

name: Build test/ Android NDK

on:
  pull_request:
    branches: [ main ]

jobs:
  build:
    runs-on: ubuntu-22.04
    name: Android NDK build on Ubuntu for arm64-v8a
    steps:
    - uses: actions/checkout@v4
      with:
        ref: ${{ github.event.pull_request.head.sha }}
        fetch-depth: -${{ github.event.pull_request.commits }}
    - name: Check if rebuild required
      uses: ./.github/actions/check-rebuild
      with:
        mode: android
    - if: env.rebuild == '1'
      uses: nttld/setup-ndk@v1
      with:
        ndk-version: r26d
        link-to-sdk: true
    ## @todo Make cache works (daily update cache on main branch / restore the cache on each PR (w/o saving))
    - name: Prepare Build
      if: env.rebuild == '1'
      run: |
        echo "::group::Install required packages"
        sudo apt-get update
        sudo apt-get install tar wget gzip libglib2.0-dev libjson-glib-dev libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev libunwind-dev googletest liborc-0.4-dev flex bison libopencv-dev pkg-config python3-dev python3-numpy python3 meson ninja-build libflatbuffers-dev flatbuffers-compiler protobuf-compiler
        echo "::endgroup::"
    - name: NDK Build
      if: env.rebuild == '1'
      run: |
        echo "::group::Run package_android.sh"
        ./tools/package_android.sh
        echo "::endgroup::"
    - name: Install built binaries for application build
      if: env.rebuild == '1'
      run: |
        echo "Installing build bianries for application build"
        mkdir -p libs/arm64-v8a
        cp -R builddir/android_build_result/lib/arm64-v8a/* libs/arm64-v8a
    - name: Android NNTrainer Application Build
      if: env.rebuild == '1'
      run: |
        echo "::group::LogisticRegression"
        pushd Applications/LogisticRegression/jni
        ndk-build NDK_PROJECT_PATH=./ APP_BUILD_SCRIPT=./Android.mk NDK_APPLICATION_MK=./Application.mk
        popd
        echo "::endgroup::"