cmake.yml

name: CMake

on:
  push:
    branches: [master]
  pull_request:

jobs:
  unix:
    # The CMake configure and build commands are platform agnostic and should work equally
    # well on Windows or Mac.  You can convert this to a matrix build if you need
    # cross-platform coverage.
    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
    name: ${{ matrix.os }} - ${{ matrix.build_type }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [macos-latest, ubuntu-latest, windows-latest]
        build_type: [Debug, RelWithDebInfo, Release]
      fail-fast: false

    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Setup (apt)
      if: ${{ startsWith(matrix.os, 'ubuntu') }}
      run: |
        sudo apt update -qq
        sudo apt install git build-essential cmake ninja-build zip unzip libsdl2-dev libfreetype-dev
    - name: Setup (brew)
      if: ${{ startsWith(matrix.os, 'macos') }}
      run: brew install cmake sdl2 ninja
    - name: Setup (windows)
      if: ${{ startsWith(matrix.os, 'windows') }}
      run: |
        $sdl_version = "2.0.16"
        $sdl_link = "https://libsdl.org/release/SDL2-devel-$sdl_version-VC.zip"
        $sdl_zip = "$env:GITHUB_WORKSPACE/sdl-dev.zip"
        (new-object System.Net.WebClient).DownloadFile($sdl_link, $sdl_zip)
        Expand-Archive -LiteralPath $sdl_zip -DestinationPath "$env:GITHUB_WORKSPACE/externals"
        $sdl_config = @"
        set(flavor x86)
        if(CMAKE_SIZEOF_VOID_P EQUAL 8)
            set(flavor x64)
        endif()
        set(_SDL2_prefix "`${CMAKE_CURRENT_LIST_DIR}/SDL2-$sdl_version")

        add_library(SDL2::SDL2main STATIC IMPORTED)
        set_target_properties(SDL2::SDL2main PROPERTIES
        IMPORTED_LOCATION "`${_SDL2_prefix}/lib/`${flavor}/SDL2main.lib"
        )

        add_library(SDL2::SDL2 SHARED IMPORTED)
        set_target_properties(SDL2::SDL2 PROPERTIES
        IMPORTED_LOCATION "`${_SDL2_prefix}/lib/`${flavor}/SDL2.dll"
        IMPORTED_IMPLIB "`${_SDL2_prefix}/lib/`${flavor}/SDL2.lib"
        INTERFACE_INCLUDE_DIRECTORIES "`${_SDL2_prefix}/include"
        )

        target_link_libraries(SDL2::SDL2 INTERFACE SDL2::SDL2main)
        "@
        Set-Content -Path "$env:GITHUB_WORKSPACE/externals/sdl2-config.cmake" -Value $sdl_config
        Get-Content "$env:GITHUB_WORKSPACE/externals/sdl2-config.cmake"
    
    
    - 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 (windows)
      if: ${{ startsWith(matrix.os, 'windows') }}
      # Use a bash shell so we can use the same syntax for environment variable
      # access regardless of the host operating system
      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: cmake $env:GITHUB_WORKSPACE -G "Visual Studio 17 2022" -A Win32 -DCMAKE_BUILD_TYPE:STRING=${{ matrix.build_type }} -DSDL2_DIR:PATH="$env:GITHUB_WORKSPACE/externals" -DWARNING_IS_ERROR=1
    - name: Configure CMake (unix-like)
      if: ${{ !startsWith(matrix.os, 'windows') }}
      # 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: cmake $GITHUB_WORKSPACE -G Ninja -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} -DWARNING_IS_ERROR=1

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