wheels.yml

name: Build wheels

on: [push, pull_request]

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest]

    steps:

      ## Used to host cibuildwheel
      # - uses: actions/setup-python@v5
      - name: Checkout self
        uses: actions/checkout@v4
      
      - name: Checkout ughub
        run: |
          git clone https://github.com/UG4/ughub.git

      - name: Install UG4 packages
        run: |
          python3 ughub/ughub.py init
          python3 ughub/ughub.py install ConvectionDiffusion
          python3 ughub/ughub.py install PybindForUG4
          python3 ughub/ughub.py git submodule init
          python3 ughub/ughub.py git submodule update
          
      - name: Switch to Pybind feature branch(es), if any.
        run: python3 ughub/ughub.py git checkout feature-pybind11
        continue-on-error: true
          
      #- name: Checkout ugcore
      #  uses: actions/checkout@v4
      #  with:
      #    repository: UG4/ugcore
      #    path: ugcore

      - name: Build wheels
        uses: pypa/cibuildwheel@v2.18.0
        env:
          CIBW_BUILD_VERBOSITY:  1
          CIBW_REPAIR_WHEEL_COMMAND: ''
          CIBW_BUILD: cp310-*
          # Skip builds for 32-bit builds and some others...
          CIBW_SKIP: "*-win32 *-musllinux_* *linux_i686 *linux_s390x *linux_aarch64 *linux_s390x" 

          
          # Environment variables.
          # https://pip.pypa.io/en/stable/topics/configuration/#environment-variables
          # CIBW_ENVIRONMENT: PIP_GLOBAL_OPTION="build_ext -j4"

          # Set two flags on linux only
          CIBW_ENVIRONMENT_LINUX: CFLAGS="-fPIC -fvisibility=hidden" CXXFLAGS="-fPIC -fvisibility=hidden"
        
        with:
          package-dir: .
          output-dir: wheelhouse
          # config-file: "pyproject.toml"
          config-file: "{package}/pyproject.toml"

      - uses: actions/upload-artifact@v4
        with:
          name: cibw-wheels-${{ matrix.os }}-${{ strategy.job-index }}
          path: ./wheelhouse/*.whl