build.yml

name: Build

on: [push, pull_request]

permissions:
  contents: read

env:
  CIBW_BEFORE_BUILD: pip install setuptools oldest-supported-numpy
  CIBW_BUILD_VERBOSITY: 1
  CIBW_TEST_COMMAND: python -c "import sys, numexpr; sys.exit(0 if numexpr.test().wasSuccessful() else 1)"
  CIBW_TEST_SKIP: "*macosx*arm64*"
  # Building for musllinux and aarch64 takes way too much time.
  # NumPy is adding musllinux for just x86_64 too, so this is not too bad.
  CIBW_SKIP: "*musllinux*aarch64*"

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }} for ${{ matrix.arch }} - ${{ matrix.p_ver }}
    runs-on: ${{ matrix.os }}
    permissions:
      contents: write
    env:
      CIBW_BUILD: ${{ matrix.cibw_build }}
      CIBW_ARCHS_LINUX: ${{ matrix.arch }}
      CIBW_ARCHS_MACOS: "x86_64 arm64"
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        arch: [x86_64, aarch64]
        cibw_build: ["cp3{9,10,11,12,13}-*"]
        p_ver: ["3.9-3.13"]
        exclude:
          - os: windows-latest
            arch: aarch64
          # cibuild is already in charge to build aarch64 (see CIBW_ARCHS_MACOS)
          - os: macos-latest
            arch: aarch64

    steps:
      - uses: actions/checkout@v3

      - uses: actions/setup-python@v3
        name: Install Python
        with:
          python-version: '3.x'

      - name: Install cibuildwheel
        run: |
          python -m pip install cibuildwheel

      - uses: docker/setup-qemu-action@v2
        if: ${{ matrix.arch == 'aarch64' }}
        name: Set up QEMU

      - name: Build wheels
        run: |
          python -m cibuildwheel --output-dir wheelhouse

      - name: Make sdist
        if: ${{ matrix.os == 'windows-latest' }}
        run: |
          python -m pip install build
          python -m build --sdist --outdir wheelhouse .

      - uses: actions/upload-artifact@v3
        with:
          path: ./wheelhouse/*

      - name: Upload to GitHub Release
        uses: softprops/action-gh-release@v1
        if: startsWith(github.ref, 'refs/tags/')
        with:
          files: wheelhouse/*