build_wheels.yml

name: Build wheels
run-name: Build wheels - ${{ github.sha }}
on:
  push:
    branches:
      - 'master'
      - 'release/**'
jobs:
  build_windows_wheels:
    strategy:
      matrix:
        py: [cp36, cp37, cp38, cp39, cp310, cp311, cp312]
        arch:
          - [AMD64, win_amd64, x64]
          - [x86, win32, x86]
    name: ${{ matrix.py }}-${{ matrix.arch[1] }}
    runs-on: windows-2019
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Download compiled OpenBLAS
        run: |
          curl -L -o OpenBLAS-0.3.27.zip https://github.com/OpenMathLib/OpenBLAS/releases/download/v0.3.27/OpenBLAS-0.3.27-${{ matrix.arch[2] }}.zip
          7z x OpenBLAS-0.3.27.zip -o"OpenBLAS"

      - name: Set up the configuration file
        run: |
          python setup_site.py openblas libopenblas ${{ github.workspace }}\OpenBLAS\lib ${{ github.workspace }}\OpenBLAS\include

      - name: Build wheel ${{ matrix.py }}-${{ matrix.arch[1] }}
        uses: pypa/cibuildwheel@v2.19.1
        env:
          CIBW_PLATFORM: windows
          CIBW_BUILD: ${{ matrix.py }}-${{ matrix.arch[1] }}
          CIBW_ARCHS_WINDOWS: ${{ matrix.arch[0] }}
          CIBW_BEFORE_BUILD_WINDOWS: >
            pip install delvewheel
          CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: >
            delvewheel repair --add-path ${{ github.workspace }}\OpenBLAS\bin -w {dest_dir} -v {wheel}
      
      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: wheels_windows_${{ matrix.arch[0] }}
          path: ./wheelhouse/*.whl
          if-no-files-found: error

  build_macos_wheels:
    strategy:
      matrix:
        config:
          [
            {
              py: cp36,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp37,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp38,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp39,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp310,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp311,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp312,
              arch: [x86_64, macosx_x86_64, 10.9, macos-11]
            },
            {
              py: cp38,
              arch: [arm64, macosx_arm64, 11.0, macos-14]
            },
            {
              py: cp39,
              arch: [arm64, macosx_arm64, 11.0, macos-14]
            },
            {
              py: cp310,
              arch: [arm64, macosx_arm64, 11.0, macos-14]
            },
            {
              py: cp311,
              arch: [arm64, macosx_arm64, 11.0, macos-14]
            },
            {
              py: cp312,
              arch: [arm64, macosx_arm64, 11.0, macos-14]
            }
          ]
    name: ${{ matrix.config.py }}-${{ matrix.config.arch[1] }}
    runs-on: ${{ matrix.config.arch[3] }}
    if: 
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Download compiled OpenBLAS
        uses: dawidd6/action-download-artifact@v6
        with:
          workflow: compile_openblas_macos.yml
          workflow_conclusion: success
          commit: ${{github.event.pull_request.head.sha}}
          name: OpenBLAS_macos_${{ matrix.config.arch[0] }}
          path: OpenBLAS
          search_artifacts: true

      - name: Install pipx # NOTE: required only for arm64
        if: startsWith(matrix.config.arch[0], 'arm64')
        run: |
          brew install pipx

      - name: Set up the configuration file
        run: |
          python3 setup_site.py openblas openblas ${{ github.workspace }}/OpenBLAS/lib ${{ github.workspace }}/OpenBLAS/include

      - name: Build wheel ${{ matrix.config.py }}-${{ matrix.config.arch[1] }}
        uses: pypa/cibuildwheel@v2.19.1
        env:
          MACOSX_DEPLOYMENT_TARGET: ${{ matrix.config.arch[2] }}
          CIBW_PLATFORM: macos
          CIBW_BUILD: ${{ matrix.config.py }}-${{ matrix.config.arch[1] }}
          CIBW_ARCHS_MACOS: ${{ matrix.config.arch[0] }}
          CIBW_REPAIR_WHEEL_COMMAND_MACOS: >
            DYLD_LIBRARY_PATH=${{ github.workspace }}/OpenBLAS/lib delocate-wheel --require-archs {delocate_archs} -w {dest_dir} -v {wheel}

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: wheels_macos_${{ matrix.config.arch[0] }}
          path: ./wheelhouse/*.whl
          if-no-files-found: error

  build_linux_wheels:
    strategy:
      matrix:
        py: [cp36, cp37, cp38, cp39, cp310, cp311, cp312]
        arch:
          - [x86_64, manylinux_x86_64, amd64]
          - [aarch64, manylinux_aarch64, arm64]
    name: ${{ matrix.py }}-${{ matrix.arch[1] }}
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Download compiled OpenBLAS
        uses: dawidd6/action-download-artifact@v6
        with:
          workflow: compile_openblas_linux.yml
          workflow_conclusion: success
          commit: ${{github.event.pull_request.head.sha}}
          name: OpenBLAS_linux_${{ matrix.arch[0] }}
          path: OpenBLAS
          search_artifacts: true

      - name: Set up the configuration file
        run: | # NOTE: need to add '/host' because compilation is done in a Docker container
          python setup_site.py openblas openblas /host${{ github.workspace }}/OpenBLAS/lib /host${{ github.workspace }}/OpenBLAS/include

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3.0.0
        with:
          platforms: ${{ matrix.arch[2] }}

      - name: Build wheel ${{ matrix.py }}-${{ matrix.arch[1] }}
        uses: pypa/cibuildwheel@v2.19.1
        env:
          CIBW_PLATFORM: linux
          CIBW_BUILD: ${{ matrix.py }}-${{ matrix.arch[1] }}
          CIBW_ARCHS_LINUX: ${{ matrix.arch[0] }}
          CIBW_REPAIR_WHEEL_COMMAND_LINUX: > # NOTE: need to add '/host' because compilation is done in a Docker container
            LD_LIBRARY_PATH=/host${{ github.workspace }}/OpenBLAS/lib auditwheel repair -w {dest_dir} {wheel}

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: wheels_linux_${{ matrix.arch[0] }}
          path: ./wheelhouse/*.whl
          if-no-files-found: error

  build_source_distribution:
    name: sdist
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up the configuration file
        run: |
          python setup_site.py openblas openblas ${{ github.workspace }}/OpenBLAS/lib ${{ github.workspace }}/OpenBLAS/include

      - name: Build source distribution
        run: |
          pip install -U pip
          pip install -U build
          python -m build --sdist

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: sdist
          path: ./dist/*.tar.gz
          if-no-files-found: error