cpp-build.yml

name: "C++ Build"

on:
  # always run on main branch
  push:
    branches: [ main ]
    paths-ignore:
      - 'README.md'
      - 'CONTRIBUTING.md'
      - 'LICENSE'
  # run on PR to main branch if relevant files changed
  pull_request:
    branches: [ main ]
    paths:
      - 'src/**'
      - 'include/**'
      - 'test/**'
      - 'examples/**'
      - 'CMakeLists.txt'
      - '.github/workflows/cpp-build.yml'

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  build:
    name: "gcc/clang build"
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - cpp_compiler: "g++"
            alpine_version: "v3.20"
            cpp17_compatibility: "ON"
          - cpp_compiler: "clang++"
            alpine_version: "v3.19"
            cpp17_compatibility: "OFF"
          - cpp_compiler: "g++"
            alpine_version: "v3.19"
            cpp17_compatibility: "OFF"
          - cpp_compiler: "clang++"
            alpine_version: "v3.20"
            cpp17_compatibility: "ON"
    env:
      - apk_package_cache: "/var/cache/apk"
    steps:
      - uses: actions/checkout@v3
      - uses: jirutka/setup-alpine@v1
        with:
          branch: ${{ matrix.alpine_version }}
      - name: Cache alpine packages
        id: cache-dependencies
        uses: actions/cache@v3
        env:
          cache-name: cache-alpine-packages
        with:
          path: ${{ env.apk_package_cache }}
          key: ${{ runner.os }}-${{ env.cache-name }}
        shell: alpine.sh --root {0}
      - if: ${{ steps.cache-dependencies.outputs.cache-hit != 'true' }}
        name: Install dependencies
        run: |
            apk update
            apk add alpine-conf # install setup-apkcache
            setup-apkcache ${{ env.apk_package_cache }}
            apk add \
              cmake \
              ninja-build \
              g++ \
              clang \
              boost-dev \
              boost-filesystem \
              boost-python3 \
              lua5.2-dev \
              python3-dev \
              fmt-dev \
              gtest-dev
        shell: alpine.sh --root {0}
      - name: Fixup environment
        run: |
          ln -s liblua-5.2.so.0 /usr/lib/liblua-5.2.so
          ln -s /usr/lib/ninja-build/bin/ninja /usr/bin/ninja
        shell: alpine.sh --root {0}
      - name: Prepare
        run: |
            CXX=/usr/bin/${{ matrix.cpp_compiler }} \
              cmake . -B build -G Ninja \
              -DCMAKE_BUILD_TYPE=Debug \
              -DPPPLUGIN_SHARED=ON \
              -DPPPLUGIN_ENABLE_EXAMPLES=ON \
              -DPPPLUGIN_ENABLE_TESTS=ON \
              -DPPPLUGIN_ENABLE_CPP17_COMPATIBILITY=${{ matrix.cpp17_compatibility }}
        shell: alpine.sh {0}
      - name: Build
        run: |
          cmake --build build -j
        shell: alpine.sh {0}
      - name: Install
        run: |
          cmake --install build
        shell: alpine.sh --root {0}