linux.yml

name: Build and test (Linux)

on:
  pull_request:
  push:
  schedule:
    - cron: '0 3 * * 5'  # Every Friday at 3am

env:
  LV_BUILD_TYPE: Debug
  LV_INSTALL_PREFIX: /home/runner/.local/

jobs:
  linux:
    name: Build and test (Linux)
    runs-on: ubuntu-22.04
    strategy:
      fail-fast: false
      matrix:
        include:
          - cc: gcc-12
            cxx: g++-12
            clang_major_version: null
            clang_repo_suffix: null
          - cc: clang-18
            cxx: clang++-18
            clang_major_version: 18
            clang_repo_suffix: -18
    steps:
      - name: Add Clang/LLVM repositories
        if: "${{ contains(matrix.cxx, 'clang') }}"
        run: |-
          set -x
          source /etc/os-release
          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
          sudo add-apt-repository "deb http://apt.llvm.org/${UBUNTU_CODENAME}/ llvm-toolchain-${UBUNTU_CODENAME}${{ matrix.clang_repo_suffix }} main"

      - name: Install build dependencies
        run: |-
          sudo apt-get update
          # Note: This additional step's sole purpuse is to workaround symptom:
          #       > The following packages have unmet dependencies:
          #       >  libunwind-14-dev : Breaks: libunwind-dev but 1.3.2-2build2
          #       >                             is to be installed
          sudo apt-get install --yes --no-install-recommends libunwind-dev
          sudo apt-get install --yes --no-install-recommends \
            bison \
            doxygen \
            flex \
            gettext \
            graphviz \
            libgstreamer1.0-dev \
            libgtk2.0-dev \
            libjack-dev \
            libluajit-5.1-dev \
            liborc-0.4-dev \
            libpng-dev \
            libasound2-dev \
            libsdl1.2-dev \
            libgl1-mesa-dev \
            pkg-config \
            portaudio19-dev

      - name: Install build dependency Clang ${{ matrix.clang_major_version }}
        if: "${{ contains(matrix.cxx, 'clang') }}"
        run: |-
          sudo apt-get install --yes --no-install-recommends -V \
              clang-${{ matrix.clang_major_version }}

      - name: Checkout Git branch
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2

      - name: '[LV] Run CMake'
        run: |-
          mkdir build_lv
          cd build_lv
          cmake \
            -DCMAKE_C_COMPILER=${{ matrix.cc }} \
            -DCMAKE_CXX_COMPILER=${{ matrix.cxx }} \
            -DCMAKE_BUILD_TYPE=${LV_BUILD_TYPE} \
            -DCMAKE_INSTALL_PREFIX:PATH=${LV_INSTALL_PREFIX} \
            \
            -DENABLE_DOCS=yes \
            -DENABLE_FATAL_WARNINGS=yes \
            -DENABLE_TESTS=yes \
            ../libvisual/ \

      - name: '[LV] Run "make"'
        run: |-
          make -C build_lv -j2 VERBOSE=1

      - name: '[LV] Run "make install"'
        run: |-
          make -C build_lv install
          find ${LV_INSTALL_PREFIX} | sort

      - name: '[Plugins] Run CMake'
        run: |-
          mkdir build_plugins
          cd build_plugins
          PKG_CONFIG_PATH=${LV_INSTALL_PREFIX}/lib/pkgconfig/ \
            cmake \
              -DCMAKE_C_COMPILER=${{ matrix.cc }} \
              -DCMAKE_CXX_COMPILER=${{ matrix.cxx }} \
              -DCMAKE_BUILD_TYPE=${LV_BUILD_TYPE} \
              -DCMAKE_INSTALL_PREFIX:PATH=${LV_INSTALL_PREFIX} \
              \
              -DENABLE_FATAL_WARNINGS=yes \
              ../libvisual-plugins/

      - name: '[Plugins] Run "make"'
        run: |-
          set -x -o pipefail

          make -C build_plugins -j2 VERBOSE=1

          # Detect and deny underlinking
          ! find -name \*.so | sort | xargs ldd -r | grep -F 'undefined symbol'

      - name: '[Plugins] Run "make install"'
        run: |-
          make -C build_plugins install DESTDIR="${PWD}"/ROOT_PLUGINS
          find ROOT_PLUGINS/ | sort

      - name: '[LV] Run tests (exit code ignored for now!)'
        # TODO Fix tests and remove " || true" here
        run: |-
          make -C build_lv \
            CMAKE_CONFIG_TYPE=${LV_BUILD_TYPE} \
            CTEST_OUTPUT_ON_FAILURE=1 \
            VERBOSE=1 \
            test || true