build.yml

name: Build and Test
on: [push, pull_request]

env:
  CI: "ON"
  BUILD_DIR: _build
  INSTALL_DIR: _install

jobs:

  gcc-build:

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

    defaults:
      run:
        shell: bash -l {0}

    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
        mpi: [nompi, mpich]
        socket: [nosocket, socket]
        config: [Debug]

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - uses: actions/setup-python@v5
      with:
        python-version: '3.x'

    - name: Set up miniforge
      uses: conda-incubator/setup-miniconda@v3
      with:
        miniforge-version: latest
        auto-activate-base: true
        activate-environment: ""

    - name: Install GCC (Linux)
      run: mamba install c-compiler cxx-compiler fortran-compiler

    - name: Enable MPI build
      if: contains(matrix.mpi, 'openmpi') || contains(matrix.mpi, 'mpich')
      run: echo "WITH_MPI=true" >> $GITHUB_ENV

    - name: Disable MPI build
      if: contains(matrix.mpi, 'nompi')
      run: echo "WITH_MPI=false" >> $GITHUB_ENV

    - name: Enable socket build
      if: contains(matrix.socket, 'socket')
      run: echo "WITH_SOCKETS=true" >> $GITHUB_ENV

    - name: Disable socket build
      if: contains(matrix.socket, 'nosocket')
      run: echo "WITH_SOCKETS=false" >> $GITHUB_ENV

    - name: Set Compiler
      run: |
        echo "FC=${CONDA_PREFIX}/bin/gfortran" >> $GITHUB_ENV
        echo "CC=${CONDA_PREFIX}/bin/gcc" >> $GITHUB_ENV

    - name: Install HDF5
      run: mamba install hdf5

    - name: Set HDF5 search paths
      run: |
        echo "CMAKE_PREFIX_PATH=${CONDA_PREFIX}/" >> $GITHUB_ENV

    - name: Install OpenMPI
      if: contains(matrix.mpi, 'openmpi')
      run: mamba install openmpi openmpi-mpifort

    - name: Install MPICH
      if: contains(matrix.mpi, 'mpich')
      run: mamba install mpich mpich-mpifort

    - name: Install BLAS
      run: mamba install openblas libopenblas

    - name: Install requirements (conda)
      run: mamba install cmake fypp numpy h5py

    - name: Configure build
      run: |
        cmake -B ${BUILD_DIR} -DWITH_MPI=${WITH_MPI} -DWITH_SOCKETS=${WITH_SOCKETS} \
        -DCMAKE_INSTALL_PREFIX=${PWD}/${BUILD_DIR}/${INSTALL_DIR} \
        -DCMAKE_BUILD_TYPE=${{ matrix.config }} .

    - name: Build project
      run: cmake --build ${BUILD_DIR}

    - name: Run regression tests
      run: |
        pushd ${BUILD_DIR}
        ctest -j2 --output-on-failure
        popd

    - name: Install project
      run: cmake --install ${BUILD_DIR}

  intel-build:

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

    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
        mpi: [nompi]
        socket: [nosocket, socket]
        config: [RelWithDebInfo]

    env:
      FC: ifx
      CC: icx

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Setup Python
      uses: actions/setup-python@v5
      with:
        python-version: 3.x

    - name: Setup Intel compiler
      uses: rscohn2/setup-oneapi@v0
      with:
        components: |
          icx@2025.0.0
          ifx@2025.0.0
          mkl@2025.0.0

    - name: Setup Intel environment
      run: |
        source /opt/intel/oneapi/setvars.sh
        printenv >> ${GITHUB_ENV}
        echo "FC=${FC}" >> ${GITHUB_ENV}
        echo "F9X=${FC}" >> ${GITHUB_ENV}
        echo "CC=${CC}" >> ${GITHUB_ENV}
        echo "CXX=${CC}" >> ${GITHUB_ENV}

    - name: Install HDF5
      run: |
        wget https://support.hdfgroup.org/releases/hdf5/v1_14/v1_14_4/downloads/hdf5-1.14.4-3.tar.gz
        tar xfz hdf5-1.14.4-3.tar.gz
        cd hdf5-1.14.4-3/
        ./configure --prefix=${PWD}/hdf5 --enable-fortran --enable-shared
        make -j2
        make install
        export HDF5_ROOT=${PWD}/hdf5
        cd ../../
        printenv >> $GITHUB_ENV

    - name: Disable MPI build
      if: contains(matrix.mpi, 'nompi')
      run: echo "WITH_MPI=false" >> $GITHUB_ENV

    - name: Enable socket build
      if: contains(matrix.socket, 'socket')
      run: echo "WITH_SOCKETS=true" >> $GITHUB_ENV

    - name: Disable socket build
      if: contains(matrix.socket, 'nosocket')
      run: echo "WITH_SOCKETS=false" >> $GITHUB_ENV

    - name: Install cmake
      run: |
        pip3 install --upgrade pip
        pip3 install cmake ninja fypp numpy h5py

    - name: Configure build
      run: |
        cmake -B ${BUILD_DIR} -DWITH_MPI=${WITH_MPI} -DWITH_SOCKETS=${WITH_SOCKETS} \
        -DCMAKE_INSTALL_PREFIX=${PWD}/${BUILD_DIR}/${INSTALL_DIR} \
        -DCMAKE_BUILD_TYPE=${{ matrix.config }} .

    - name: Build project
      run: cmake --build ${BUILD_DIR}

    - name: Run regression tests
      run: |
        pushd ${BUILD_DIR}
        ctest -j2 --output-on-failure
        popd

    - name: Install project
      run: cmake --install ${BUILD_DIR}