build.yml

name: wheels

on: [push, pull_request]

jobs:
  build_wheels:
    name: Build ${{ matrix.arch }} wheel on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-20.04
            arch: "x86_64"

          - os: ubuntu-20.04
            arch: "i686"

          # builds faster on Travis-CI:
          #- os: ubuntu-20.04
          #  arch: "aarch64"

          # builds faster on Travis-CI:
          #- os: ubuntu-20.04
          #  arch: "ppc64le"

          # builds faster on Travis-CI:
          # blocked by https://github.com/GTkorvo/dill/issues/15
          #- os: ubuntu-20.04
          #  arch: "s390x"

          # x86-64 (64bit)
          - os: windows-2019
            arch: "AMD64"

          # x86 (32bit)
          - os: windows-2019
            arch: "x86"
            env:
              CMAKE_GENERATOR: "Visual Studio 16 2019"
              CMAKE_GENERATOR_PLATFORM: "Win32"

          - os: macos-11
            arch: "x86_64"
            env:
              MACOSX_DEPLOYMENT_TARGET: 11.0

          # Apple Silicon M1/arm64/aarch64 builds:
          #   https://cibuildwheel.readthedocs.io/en/stable/faq/#apple-silicon
          #   https://github.com/pypa/cibuildwheel/pull/704
          - os: macos-11
            arch: "arm64"
            env:
              CMAKE_OSX_ARCHITECTURES: "arm64"
              MACOSX_DEPLOYMENT_TARGET: 11.0

          # Apple universal builds that contain x86-64 and arm64 binary code
          #   Needs extra treatment of all librarys that are not CMake
          #   controlled the dependencies:
          #   https://developer.apple.com/documentation/apple-silicon/building-a-universal-macos-binary
          # ADIOS1 tricky to build and HDF5 even with CMake as well (as of 1.12)
          # We could build them twice and use `lipo` to combine the lib artifacts.
          #- os: macos-11
          #  arch: "universal2"
          #  env:
          #    CMAKE_OSX_ARCHITECTURES: "arm64;x86_64"
          #    MACOSX_DEPLOYMENT_TARGET: 11.0

    steps:
    - uses: actions/checkout@v2
      with:
        path: 'src'
        ref: '0.15.2'

    - uses: actions/checkout@v2
      with:
        path: 'src/.github/'

    - uses: actions/setup-python@v1
      name: Install Python
      with:
        python-version: '3.8'

    - name: Install cibuildwheel
      run: |
        python -m pip install --upgrade pip setuptools wheel
        python -m pip install cibuildwheel==2.16.2

    # Hack: cmake --trace-expand
    #- name: Download Patch 2/2
    #  uses: suisei-cn/actions-download-file@v1
    #  id: setupversion
    #  with:
    #    url: "https://gist.githubusercontent.com/ax3l/9b15c5bc73d7f3c1c66784187a016474/raw/e31dd54498c9c8fc465a7cbb6f900f768b9d0c0b/0001-Hack-setup.py-CMake-trace-expand.patch"
    #    target: src/.patch/

    #- name: Apply Patches
    #  run: |
    #    python -m pip install patch
    #    cd src
    #    python -m patch .patch/0001-Hack-setup.py-CMake-trace-expand.patch

    - name: Build wheel
      env:
        # (1) Disable PyPy (manylinux image: yum repo issues)
        #     https://github.com/pypa/manylinux/issues/899
        CIBW_SKIP: "pp*-manylinux*"
        CIBW_ARCHS: "${{ matrix.arch }}"
        CIBW_PROJECT_REQUIRES_PYTHON: ">=3.8"
        # Install dependencies
        CIBW_BEFORE_BUILD_LINUX: bash -x .github/library_builders.sh
        CIBW_BEFORE_BUILD_MACOS: bash -x .github/library_builders.sh
        CIBW_BEFORE_BUILD_WINDOWS: 'cmd /E:ON /V:ON /C .github\library_builders.bat'
        # for the openPMD-api build, CMake shall search for
        # static dependencies of HDF5 and ADIOS1 (see setup.py)
        CIBW_ENVIRONMENT: HDF5_USE_STATIC_LIBRARIES='ON' ZLIB_USE_STATIC_LIBS='ON' ADIOS_USE_STATIC_LIBS='ON' openPMD_CMAKE_openPMD_USE_HDF5='ON' openPMD_CMAKE_openPMD_USE_ADIOS2='ON'
        CIBW_ENVIRONMENT_WINDOWS: HDF5_USE_STATIC_LIBRARIES='ON' ZLIB_USE_STATIC_LIBS='ON' openPMD_CMAKE_openPMD_USE_HDF5='ON' openPMD_CMAKE_openPMD_USE_ADIOS2='ON' CMAKE_PREFIX_PATH='C:/Program Files (x86)/ADIOS2;C:/Program Files (x86)/blosc;C:/Program Files (x86)/blosc2;C:/Program Files (x86)/HDF5;C:/Program Files (x86)/ZFP;C:/Program Files (x86)/zlib'
        # C++17 support in macOS 10.13+ (partial) and 10.14+ (std::visit) and 10.15+ (std::filesystem::path)
        #   https://cibuildwheel.readthedocs.io/en/stable/cpp_standards/#macos-and-deployment-target-versions
        # arm64/aarch64 (M1/M2) requires 11.0+
        MACOSX_DEPLOYMENT_TARGET: "${{ matrix.env.MACOSX_DEPLOYMENT_TARGET }}"
        CMAKE_OSX_ARCHITECTURES: "${{ matrix.env.CMAKE_OSX_ARCHITECTURES }}"
        # Windows cross-compilation
        CMAKE_GENERATOR: "${{ matrix.env.CMAKE_GENERATOR }}"
        CMAKE_GENERATOR_PLATFORM: "${{ matrix.env.CMAKE_GENERATOR_PLATFORM }}"
        # Show a bit more output (pip -v)
        CIBW_BUILD_VERBOSITY: 1
      run: |
        cd src
        python -m pip install --upgrade pip setuptools wheel
        python -m pip install --upgrade cmake
        python setup.py sdist --dist-dir ../wheelhouse
        python -m cibuildwheel --output-dir ../wheelhouse

    - uses: actions/upload-artifact@v1
      name: Publish as GitHub artifact
      with:
        name: wheels
        path: ./wheelhouse

    - name: Publish on pypi.org
      if: github.event_name == 'push' && github.repository == 'openPMD/openPMD-api' && github.ref == 'refs/heads/wheels'
      env:
        TWINE_USERNAME: __token__
        TWINE_PASSWORD: ${{ secrets.pypa_gh_action_upload }}
      run: |
        python -m pip install -U twine
        python -m twine upload --skip-existing wheelhouse/*