macos.yml

name: macOS build

on:
  schedule:
    # '*' is a special character in YAML, so string must be quoted
    - cron: "0 4 * * WED"
  workflow_dispatch:

jobs:
  mac-os-build:
    name: macOS Homebrew install and test
    runs-on: macos-13
    env:
      PETSC_ARCH: arch-darwin-c-opt
      PETSC_DIR: ${{ github.workspace }}/petsc

    steps:
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: "3.11"

      - name: Install Homebrew dependencies
        run: |
          # brew install adios2 boost cmake hdf5-mpi ninja open-mpi pkg-config pugixml python # FEniCS
          brew install boost cmake hdf5-mpi make ninja open-mpi pkg-config pugixml # FEniCS
          brew install bison flex # PETSc

      - name: Install Python dependencies
        run: |
          python -m pip install --upgrade pip setuptools wheel
          python -m pip install cython numpy mpi4py

      - name: Install minimal PETSc and petsc4py
        run: |
          export PATH="$(brew --prefix bison)/bin:$PATH"
          git clone -b release https://gitlab.com/petsc/petsc.git petsc
          cd petsc
          python ./configure \
            --with-64-bit-indices=no \
            --with-debugging=no \
            --with-fortran-bindings=no \
            --with-scalar-type=real \
            --with-shared-libraries \
            --with-scalar-type=real \
            --download-ptscotch
          make all
          cd src/binding/petsc4py
          PETSC_DIR=$GITHUB_WORKSPACE/petsc PETSC_ARCH=arch-darwin-c-opt arch -x86_64 python -m pip install --no-cache-dir -v .

      - name: Install FEniCSx dependencies
        run: |
          python -m pip install git+https://github.com/FEniCS/basix.git
          python -m pip install git+https://github.com/FEniCS/ufl.git
          python -m pip install git+https://github.com/FEniCS/ffcx.git

      - uses: actions/checkout@v4
        with:
          path: dolfinx

      - name: Build and install DOLFINx C++ library
        run: |
          cmake -G Ninja -B build -S dolfinx/cpp/
          cmake --build build
          cmake --install build

      - name: Build and install DOLFINx Python interface
        env:
          PYTHONPATH: ${{ github.workspace }}/petsc/${{ env.PETSC_ARCH }}/lib:${{ env.PYTHONPATH }}
        run: |
          python -m pip install -r dolfinx/python/build-requirements.txt
          python -m pip install --check-build-dependencies --no-build-isolation dolfinx/python/
      - name: Basic test
        env:
          PYTHONPATH: ${{ github.workspace }}/petsc/${{ env.PETSC_ARCH }}/lib:${{ env.PYTHONPATH }}
        run: |
          python -c "import dolfinx; from mpi4py import MPI; dolfinx.mesh.create_rectangle(comm=MPI.COMM_WORLD, points=((0, 0), (2, 1)), n=(32, 16))"
          mpirun -np 2 python -c "import dolfinx; from mpi4py import MPI; dolfinx.mesh.create_rectangle(comm=MPI.COMM_WORLD, points=((0, 0), (2, 1)), n=(32, 16))"