ci.yml

name: CI Build and Test

on:
  push:
    branches: [master]
  pull_request:
    branches: [master]

env:
  BUILD_DIR: obj

jobs:
  native:
    runs-on: ${{ matrix.os }}
    name: "Native build and test on ${{ matrix.os }}"
    strategy:
      matrix:
        # MacOS-13 is x86_64, MacOS-14 is ARM64
        os: [ubuntu-20.04, ubuntu-22.04, windows-latest, macos-13, macos-14]
      fail-fast: false

    steps:
    - name: Checkout code
      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

    - name: Build
      run: |
        cmake -S . -B "${{ env.BUILD_DIR }}"
        cmake --build "${{ env.BUILD_DIR }}"

    - name: Run Native Test
      run: |
        ctest --test-dir "${{ env.BUILD_DIR }}" --output-on-failure -C "Debug"

  cross:
    runs-on: ubuntu-22.04
    name: "Cross build and test for ${{ matrix.platform.arch }}"
    strategy:
      matrix:
        # Arch: arch for QEmu
        # Libs: path to cross-libs
        # Triplet: triplet of the compiler
        platform: [
          {
            arch: alpha,
            libs: /usr/alpha-linux-gnu,
            triplet: alpha-linux-gnu
          },
          {
            arch: mips,
            libs: /usr/mips-linux-gnu,
            triplet: mips-linux-gnu
          },
          {
            arch: riscv64,
            libs: /usr/riscv64-linux-gnu,
            triplet: riscv64-linux-gnu
          }
        ]
      fail-fast: false

    env:
      QEMU_LD_PREFIX: ${{ matrix.platform.libs }}

    steps:
    - name: Checkout code
      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

    - name: Setup cross-compilation toolchain and QEMU
      run: |
        sudo apt-get update
        sudo apt-get install -y g++-${{ matrix.platform.triplet }} qemu-user-static

    - name: Cross Compilation for ${{ matrix.platform.arch }}
      run: |
        CC=${{ matrix.platform.triplet }}-gcc CXX=${{ matrix.platform.triplet }}-g++ cmake -S . -B "${{ env.BUILD_DIR }}" -DCMAKE_CROSSCOMPILING_EMULATOR="qemu-${{ matrix.platform.arch }}-static"
        cmake --build "${{ env.BUILD_DIR }}" -j4

    - name: Test w/ Qemu for ${{ matrix.platform.arch }}
      run: |
        ctest --test-dir "${{ env.BUILD_DIR }}" --output-on-failure