wheels.yml

name: Wheel builder and tester

on: 
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
      - dev
  release:
    types:
      - published

jobs:
  build_wheels:
    name: ${{ matrix.python[0] }}-${{ matrix.buildplat[1] }} ${{ matrix.buildplat[2] }}
    runs-on: ${{ matrix.buildplat[0] }}
    strategy:
      #DEBUGGING: turning off the fail-fast can be helpful
      # fail-fast: false  # This ensures all matrix jobs run to completion
      matrix:
        buildplat:
        # Not supported for now
        # - [ubuntu-22.04, musllinux, x86_64]
        # accelerate causes a segfault for some reason... 
        # - [macos-13, macosx, x86_64, accelerate, "14.0"]
        # - [macos-14, macosx, arm64, accelerate, "14.0"]
        
        # working
        - [windows-2025, win, AMD64]
        - [ubuntu-22.04, manylinux, x86_64]
        - [macos-14, macosx, arm64, openblas, "12.3"]
        - [windows-11-arm, win, ARM64, "", ""]

        # removed 
        # - [macos-15-intel, macosx, x86_64, openblas, "10.14"]
        
        # DEBUGGING: switch to just one python for debugging
        # python: [["cp312", "3.12"]]
        
        python: [["cp39", "3.9"], ["cp310", "3.10"], ["cp311", "3.11"], ["cp312", "3.12"], ["cp313", "3.13"], ["cp314", "3.14"]]
        exclude:
          - buildplat: [windows-11-arm, win, ARM64, "", ""]
            python: ["cp310", "3.10"]
          - buildplat: [windows-11-arm, win, ARM64, "", ""]
            python: ["cp39", "3.9"]


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

      # Used to host cibuildwheel
      - uses: actions/setup-python@v5
        with:
          python-version: 3.11

      - name: win_amd64 - install rtools
        run: |
          # mingw-w64
          choco install rtools -y --no-progress --force --version=4.0.0.20220206
          echo "c:\rtools40\ucrt64\bin;" >> $env:GITHUB_PATH
        if: ${{ runner.os == 'Windows' }}


      - name: Set environment variables for ARM64
        if: matrix.buildplat[1] == 'win' && matrix.buildplat[2] == 'ARM64'
        run: |
            echo "CC=clang-cl" >> $env:GITHUB_ENV
            echo "CXX=clang-cl" >> $env:GITHUB_ENV
            echo "FC=flang" >> $env:GITHUB_ENV
            echo "TARGET_ARCH=${{ matrix.buildplat[2] }}" >> $env:GITHUB_ENV
   
      - name: Set up Flang and pkgconf for ARM64
        if: matrix.buildplat[1] == 'win' && matrix.buildplat[2] == 'ARM64'
        uses: ./.github/windows_arm64_steps


      - name: Setup macOS
        if: startsWith( matrix.buildplat[0], 'macos-' )
        run: |
          if [[ ${{ matrix.buildplat[3] }} == 'accelerate' ]]; then
            echo CIBW_CONFIG_SETTINGS=\"setup-args=-Dblas=accelerate\" >> "$GITHUB_ENV"
            # Always use preinstalled gfortran for Accelerate builds
            ln -s $(which gfortran-13) gfortran
            export PATH=$PWD:$PATH
            echo "PATH=$PATH" >> "$GITHUB_ENV"
            LIB_PATH=$(dirname $(gfortran --print-file-name libgfortran.dylib))
          fi
          #          XCODE_VER='16.0'
          #          CIBW="sudo xcode-select -s /Applications/Xcode_${XCODE_VER}.app"
          #          echo "CIBW_BEFORE_ALL=$CIBW" >> $GITHUB_ENV
          # setting SDKROOT necessary when using the gfortran compiler
          # installed in cibw_before_build_macos.sh
          # sudo xcode-select -s /Applications/Xcode_${XCODE_VER}.app
          CIBW="MACOSX_DEPLOYMENT_TARGET=${{ matrix.buildplat[4] }}\
            SDKROOT=$(xcrun --sdk macosx --show-sdk-path)\
            PKG_CONFIG_PATH=${{ github.workspace }}"
          echo "CIBW_ENVIRONMENT=$CIBW" >> "$GITHUB_ENV"

          echo "REPAIR_PATH=$LIB_PATH" >> "$GITHUB_ENV"

          PREFIX=DYLD_LIBRARY_PATH="\$(dirname \$(gfortran --print-file-name libgfortran.dylib))"
          # remove libgfortran from location used for linking (if any), to
          # check wheel has bundled things correctly and all tests pass without
          # needing installed gfortran
          POSTFIX=" sudo rm -rf /opt/gfortran-darwin-x86_64-native &&\
                    sudo rm -rf /usr/local/gfortran/lib"
          CIBW="$PREFIX delocate-listdeps -d {wheel} && echo "-----------" &&\
            $PREFIX delocate-wheel -v $EXCLUDE --require-archs \
            {delocate_archs} -w {dest_dir} {wheel} && echo "-----------" &&\
            delocate-listdeps -d {dest_dir}/*.whl && echo "-----------" &&\
            $POSTFIX"

          # macos-arm64-openblas wheels that target macos-12 need a
          # MACOS_DEPLOYMENT_TARGET of 12.3 otherwise delocate complains.
          # Unclear of cause, possibly build tool related.
          # This results in wheels that have 12_3 in their name. Since Python
          # has no concept of minor OS versions in packaging land rename the
          # wheel back to 12.
          if [[ ${{ matrix.buildplat[0] }} == 'macos-14' && ${{ matrix.buildplat[4] }} == '12.3' ]]; then
            CIBW+=" && echo \$(ls {dest_dir}) && \
            mv {dest_dir}/*.whl \$(find {dest_dir} -type f -name '*.whl' | sed 's/12_3/12_0/')"
          fi
          echo "CIBW_REPAIR_WHEEL_COMMAND_MACOS=$CIBW" >> "$GITHUB_ENV"



      - name: Build wheels
        uses: pypa/cibuildwheel@298ed2fb2c105540f5ed055e8a6ad78d82dd3a7e # v3.3.1
        env:
          CIBW_BUILD: ${{ matrix.python[0] }}-${{ matrix.buildplat[1] }}*
          CIBW_ARCHS: ${{ matrix.buildplat[2] }}
          CIBW_ENVIRONMENT_PASS_LINUX: RUNNER_OS


      - uses: actions/upload-artifact@v4
        name: upload the wheels
        with:
          path: ./wheelhouse/*.whl
          name: ${{ matrix.python[0] }}-${{ matrix.buildplat[1] }}
                    ${{ matrix.buildplat[2] }} ${{ matrix.buildplat[3] }}
                    ${{ matrix.buildplat[4] }}
  
  upload_all:
    name: upload the wheels to PYPI
    needs: [build_wheels]
    runs-on: ubuntu-latest
    steps:
      - name: what is going on 
        run: pwd & ls -R 
      
      - name: Checkout OptVL
        uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        id: download
        name: download the wheels
        with:
          path: wheelhouse

      - name: 'Echo download path'
        run: echo ${{steps.download.outputs.download-path}}
        
      - name: Display structure of downloaded files
        run: ls -R
      
      - name: make dist dir
        run: mkdir dist
        
      - name: Move wheels to dist
        run: bash tools/wheels/move_wheels.sh

      - name: Publish distribution 📦 to PyPI
        if: startsWith(github.ref, 'refs/tags')
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          # packages-dir: wheelhouse/
          skip-existing: true
          password: ${{ secrets.PYPI_API_TOKEN }}