name: CMake

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - '*'

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

jobs:
  build:

    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [windows-latest, ubuntu-latest, macOS-latest]
        project: [root, test]
        exclude:
          # Currently does not build. Need to be fixed at some point.
          - os: windows-latest
            project: test
  
    steps:
    - uses: actions/checkout@v4

    - name: Create Build Environment
      # Some projects don't allow in-source building, so create a separate build directory
      # We'll use this as our working directory for all subsequent commands
      run: cmake -E make_directory ${{runner.workspace}}/build

    - name: Configure CMake
      # Use a bash shell so we can use the same syntax for environment variable
      # access regardless of the host operating system
      shell: bash
      working-directory: ${{runner.workspace}}/build
      # Note the current convention is to use the -S and -B options here to specify source
      # and build directories, but this is only available with CMake 3.13 and higher.
      # The CMake binaries on the Github Actions machines are (as of this writing) 3.12
      run: |
        if [ "${{ matrix.project }}" == "test" ]; then
          source_dir=$GITHUB_WORKSPACE/test
        else
          source_dir=$GITHUB_WORKSPACE
        fi

        if [[ "$RUNNER_OS" == "Windows" ]]; then
          cmake $source_dir -DCMAKE_BUILD_TYPE=$BUILD_TYPE
        else
          cmake $source_dir -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_C_FLAGS="-Werror"
        fi

    - name: Build
      working-directory: ${{runner.workspace}}/build
      shell: bash
      # Execute the build.  You can specify a specific target with "--target <NAME>"
      run: cmake --build . --config $BUILD_TYPE