name: cbindgen

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
  merge_group:
    types:
      - checks_requested

jobs:
  rustfmt-clippy:

    runs-on: ubuntu-24.04

    steps:
    - uses: actions/checkout@v3

    - name: Install stable
      uses: dtolnay/rust-toolchain@stable
      with:
        components: "clippy, rustfmt"

    - name: Run rustfmt
      run: |
        cargo +stable fmt --check

    - name: Run clippy
      run: |
        cargo +stable clippy --workspace -- -D warnings

    - name: Install minimum supported Rust version
      id: msrv
      uses: dtolnay/rust-toolchain@1.74

    - name: Build with minimum supported Rust version
      run: |
        cargo +${{steps.msrv.outputs.name}} test nonexistent-test --verbose

  build:
    runs-on: ubuntu-24.04

    strategy:
      matrix:
        arch: [amd64, arm64]
        include:
          - arch: arm64
            env:
              CARGO_BUILD_TARGET: aarch64-unknown-linux-gnu
              CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: aarch64-linux-gnu-gcc-11

    steps:
    - uses: actions/checkout@v3

    - name: Setup environment variables for cross compiling
      if: matrix.arch != 'amd64'
      run: |
        echo CARGO_BUILD_TARGET=${{matrix.env.CARGO_BUILD_TARGET}} >> ${GITHUB_ENV}
        echo CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=${{matrix.env.CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER}} >> ${GITHUB_ENV}

    - name: Install cross linker and emulator
      if: matrix.arch == 'arm64'
      run: |
        # Only works on noble (and later?)
        sudo sed -i '/^Components/a Architectures: amd64' /etc/apt/sources.list.d/ubuntu.sources
        echo "deb [arch=arm64] http://ports.ubuntu.com/ $(lsb_release -sc) main multiverse universe" | sudo tee -a /etc/apt/sources.list.d/ports.list
        echo "deb [arch=arm64] http://ports.ubuntu.com/ $(lsb_release -sc)-security main multiverse universe" | sudo tee -a  /etc/apt/sources.list.d/ports.list
        echo "deb [arch=arm64] http://ports.ubuntu.com/ $(lsb_release -sc)-backports main multiverse universe" | sudo tee -a  /etc/apt/sources.list.d/ports.list
        echo "deb [arch=arm64] http://ports.ubuntu.com/ $(lsb_release -sc)-updates main multiverse universe" | sudo tee -a  /etc/apt/sources.list.d/ports.list

        sudo dpkg --add-architecture arm64
        sudo apt-get update
        sudo apt-get install -y qemu-user gcc-11-aarch64-linux-gnu libc6:arm64

    - name: Install stable Rust
      uses: dtolnay/rust-toolchain@stable
      with:
        targets: ${{matrix.env.CARGO_BUILD_TARGET}}

    - name: Install Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.8'

    - name: Install Cython
      run: |
        python -m pip install --upgrade pip wheel
        pip install Cython==3.0.2

    - name: Build
      run: |
        cargo +stable build --verbose

    - name: Build no-default-features
      run: |
        cargo +stable build --verbose --no-default-features

    - name: Test package
      env:
        CBINDGEN_TEST_VERIFY: 1
      run: |
        cargo +stable package --verbose
        (cd target/package/cbindgen-$(cargo +stable run -- --version | cut -d ' ' -f 2) && cargo +stable test --verbose)

    - name: Install nightly Rust
      uses: dtolnay/rust-toolchain@nightly
      with:
        targets: ${{matrix.env.CARGO_BUILD_TARGET}}

    - name: Test
      env:
        CBINDGEN_TEST_VERIFY: 1
      run: |
        cargo +nightly test --verbose

    - name: Test minimal-versions
      run: |
        cargo +nightly update -Zminimal-versions
        cargo +nightly test
