cmake.yml

name: CMake

on:
  push:
  release:
    types: [published]

env:
  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
  BUILD_TYPE: Release

jobs:
  build:
    name: ${{matrix.name}}
    strategy:
      matrix:
        include:
          - os: ubuntu-20.04
            name: Linux
            cmake-args: '-DPICO_SDK_PATH=$GITHUB_WORKSPACE/pico-sdk -DPICO_SDK_POST_LIST_DIRS=$GITHUB_WORKSPACE/pico-extras'
            apt-packages: gcc-arm-none-eabi

    runs-on: ${{matrix.os}}

    env:
      PICO_SDK_PATH: $GITHUB_WORKSPACE/pico-sdk

    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true

    # Check out the Pico SDK
    - name: Checkout Pico SDK
      uses: actions/checkout@v4
      with:
        repository: raspberrypi/pico-sdk
        path: pico-sdk
        submodules: true

    # Check out the Pico Extras
    - name: Checkout Pico Extras
      uses: actions/checkout@v4
      with:
        repository: raspberrypi/pico-extras
        path: pico-extras
        submodules: false  # lwip breaks audio submodule fetching

    # Linux deps
    - name: Install deps
      if: runner.os == 'Linux'
      run: |
        sudo apt update && sudo apt install ${{matrix.apt-packages}}

    - name: Create Build Environment
      run: cmake -E make_directory ${{runner.workspace}}/build

    - name: Configure CMake
      shell: bash
      working-directory: ${{runner.workspace}}/build
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE ${{matrix.cmake-args}}

    - name: Build
      working-directory: ${{runner.workspace}}/build
      shell: bash
      run: |
        cmake --build . --config $BUILD_TYPE -j 2

    - name: Upload build result
      uses: actions/upload-artifact@v4
      with:
        name: main.elf
        path: ${{runner.workspace}}/build/main.elf

    - name: Upload elf to GH release page
      uses: svenstaro/upload-release-action@v2
      if: github.event_name == 'release' && github.repository == 'Pioreactor/pico-build'
      with:
        repo_token: ${{ secrets.GITHUB_TOKEN }}
        file: ${{runner.workspace}}/build/main.elf
        tag: ${{ github.ref }}
        overwrite: true
        file_glob: true