ci.yml

name: Build 
on:
    push:
      branches: [ "master" ]
    pull_request:
      branches: [ "master" ]

jobs: 
    build:
        runs-on: ${{ matrix.os }}
        strategy: 
          fail-fast: false
          matrix: 
            os: [ubuntu-latest, macos-latest, windows-latest]
            build_type: [Release, Debug]
            c_compiler: [gcc, clang]
            cpp_compiler: [g++, clang++]
        steps:
        - uses: actions/checkout@v4
        
        - name: Set reusable strings
          # Turn repeated input strings (such as the build output directory) into step outputs. These step outputs can be used throughout the workflow file.
          id: strings
          shell: bash
          run: |
            echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"

        - name: Configure and build ADOL-C
          run: > 
            cmake -B ${{ steps.strings.outputs.build-output-dir }}
            -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
            -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
            -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
            -S ${{ github.workspace }}

        - name: Build
          # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
          run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}