make-ubuntu.yaml

name: make-ubuntu
on: [push]
concurrency: ci-ubuntu-${{ github.ref }}

jobs:

  ubuntu:
    runs-on: ${{ matrix.os }}

    strategy:
      # Allow other runners in the matrix to continue if some fail
      fail-fast: false

      matrix:
        # For available GitHub-hosted runners, see:
        # https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners
        os: [ubuntu-22.04, ubuntu-24.04]
        compiler: [gcc, clang]
        include:
          - compiler: gcc
            compiler-pkgs: "g++ gcc"
            cc: "gcc"
            cxx: "g++"
            extra-config-flags: ""
          - compiler: clang
            compiler-pkgs: "clang libc++-dev libc++abi-dev"
            cc: "clang"
            cxx: "clang++ -stdlib=libc++"
            extra-config-flags: "--without-spqr --without-magick"
          # Clang seems to generally require less cache size (smaller object files?).
          - ccache-max: 1.2G
          - os: ubuntu-24.04
            compiler: gcc
            ccache-max: 1.2G
          - os: ubuntu-22.04
            compiler: gcc
            ccache-max: 1.2G
          - os: ubuntu-24.04
            compiler: clang
            ccache-max: 400M
          - os: ubuntu-22.04
            compiler: clang
            ccache-max: 400M

    name: ${{ matrix.os }} ${{ matrix.compiler }}

    env:
      CC: ${{ matrix.cc }}
      CXX: ${{ matrix.cxx }}

    steps:
      - name: checkout repository
        uses: actions/checkout@v4

      - name: install dependencies
        env:
          COMPILER_PKGS: ${{ matrix.compiler-pkgs }}
        run: |
          sudo apt -qq update
          sudo apt install -y $COMPILER_PKGS autoconf automake bison ccache \
            dvipng epstool fig2dev flex gfortran gnuplot-x11 gperf gzip \
            icoutils libarpack2-dev libblas-dev libcurl4-gnutls-dev \
            libfftw3-dev libfltk1.3-dev libfontconfig1-dev libfreetype6-dev \
            libgl1-mesa-dev libgl2ps-dev libglpk-dev libgraphicsmagick++1-dev \
            libhdf5-dev liblapack-dev libosmesa6-dev libpcre2-dev \
            libqhull-dev libqscintilla2-qt5-dev libqrupdate-dev \
            libreadline-dev librsvg2-bin libsndfile1-dev libsuitesparse-dev \
            libsundials-dev libtool libxft-dev make openjdk-8-jdk \
            perl portaudio19-dev pstoedit qtbase5-dev qttools5-dev \
            qttools5-dev-tools rapidjson-dev rsync tar texinfo \
            texlive-latex-extra xvfb zlib1g-dev

      - name: prepare ccache
        # create key with human readable timestamp
        # used in action/cache/restore and action/cache/save steps
        id: ccache-prepare
        run: |
          echo "key=ccache:${{ matrix.os }}:${{ matrix.compiler }}:${{ github.ref }}:$(date +"%Y-%m-%d_%H-%M-%S"):${{ github.sha }}" >> $GITHUB_OUTPUT

      - name: restore ccache
        # setup the github cache used to maintain the ccache from one job to the next
        uses: actions/cache/restore@v4
        with:
          path: ~/.ccache
          key: ${{ steps.ccache-prepare.outputs.key }}
          restore-keys: |
            ccache:${{ matrix.os }}:${{ matrix.compiler }}:${{ github.ref }}
            ccache:${{ matrix.os }}:${{ matrix.compiler }}:refs/heads/default

      - name: configure ccache
        env:
          CCACHE_MAX: ${{ matrix.ccache-max }}
        run: |
          test -d ~/.ccache || mkdir ~/.ccache
          echo "max_size = $CCACHE_MAX" >> ~/.ccache/ccache.conf
          ccache -s
          echo "/usr/lib/ccache" >> $GITHUB_PATH

      - name: bootstrap
        run: GNULIB_URL=https://github.com/coreutils/gnulib.git ./bootstrap

      - name: configure
        timeout-minutes: 30
        run: |
          echo $PATH
          echo which ccache
          which ccache
          which $CC
          echo $CC --version
          $CC --version
          which ${CXX% *}
          echo ${CXX% *} --version
          ${CXX% *} --version
          which gfortran
          echo gfortran --version
          gfortran --version
          mkdir .build
          cd .build && ../configure \
            CPPFLAGS="-I/usr/include/hdf5/serial -I/usr/include/suitesparse" \
            LDFLAGS="-L/usr/lib/$(dpkg-architecture -qDEB_HOST_MULTIARCH)/hdf5/serial" \
            ${{ matrix.extra-config-flags }}

      - name: build
        # Parallel make seems to fail intermittently when creating the figures
        # for the manual. The error message says it fails to connect to a
        # display. Maybe an xvfb issue?
        # Use single job make for now which seems to work more reliably.
        run: XDG_RUNTIME_DIR=$RUNNER_TEMP xvfb-run -a make -C ./.build all V=1

      - name: ccache status
        run: ccache -s

      - name: save ccache
        # Save the cache after we are done (successfully) building
        uses: actions/cache/save@v4
        with:
          path: ~/.ccache
          key: ${{ steps.ccache-prepare.outputs.key }}

      - name: check
        timeout-minutes: 60
        run: XDG_RUNTIME_DIR=$RUNNER_TEMP xvfb-run -a make -C ./.build check | tee ./test-suite.log

      - name: display test suite log
        continue-on-error: true
        # Displaying the log shouldn't take long. Cancel the step if it does.
        timeout-minutes: 5
        run: cat ./.build/test/fntests.log

      - name: test history file creation
        # see bug #62365
        # Pipe to an interactive session to trigger appending the command to
        # the history.  This will trigger the creation of a history file.
        run:  |
          echo "history_file (make_absolute_filename ('./a/b/c/history')); disp ('test')" | ./.build/run-octave -i
          [ -f ./a/b/c/history ] || echo "::warning::Creating history file failed"

      - name: install
        run: |
          sudo make -C ./.build install

      - name: test stand-alone executable
        run: |
          unset CC
          unset CXX
          cd examples/code
          mkoctfile --link-stand-alone embedded.cc -o embedded
          LD_LIBRARY_PATH="/usr/local/lib/octave/$(octave --eval "disp(version())")" \
            ./embedded

      - name: analyze test suite results
        # Make sure the test summary lists 0 "FAIL"s and no "REGRESSION"
        run:  |
          [ -n "$(grep -e "FAIL\s*0" ./test-suite.log)" ] || exit 1
          [ -z "$(grep -e "REGRESSION" ./test-suite.log)" ] || exit 1
          echo No unknown failing tests.