build.yml

name: Build CI

on:
  push:
    branches: ['main']
  pull_request:
  workflow_dispatch:

jobs:
  build:
    name: ${{ matrix.config.name }}
    runs-on: ${{ matrix.config.os }}-${{ matrix.config.os-version }}

    strategy:
      fail-fast: false
      matrix:
        config:
          - name: Windows MSVC (dynamic)
            os: windows
            os-version: 2025
            environment: msvc
            shell: pwsh
            static: false
            fatal_warnings: false # TODO: enable fatal warnings, once cpp-httplib is patched either by ourselves or by the maintainers

          - name: Windows MSVC (static)
            os: windows
            os-version: 2025
            environment: msvc
            shell: pwsh
            static: true
            fatal_warnings: false # TODO: enable fatal warnings, once cpp-httplib is patched either by ourselves or by the maintainers

          - name: Windows MingGW
            os: windows
            os-version: 2025
            environment: mingw
            architecture: x86_64
            shell: 'msys2 {0}'
            fatal_warnings: true

          - name: Windows UCRT
            os: windows
            os-version: 2025
            environment: ucrt
            architecture: ucrt-x86_64
            shell: 'msys2 {0}'
            fatal_warnings: true

          - name: Linux (ARM64)
            os: ubuntu
            os-version: 24.04-arm
            use-clang: false
            arm: true
            shell: bash
            fatal_warnings: true

          - name: Linux
            os: ubuntu
            os-version: 24.04
            use-clang: false
            arm: false
            shell: bash
            fatal_warnings: true

          - name: Linux Clang (libstdc++)
            os: ubuntu
            os-version: 24.04
            use-clang: true
            use-clang_stdlib: false
            arm: false
            shell: bash
            fatal_warnings: true

          - name: Linux Clang (libc++)
            os: ubuntu
            os-version: 24.04
            use-clang: true
            use-clang_stdlib: true
            arm: false
            shell: bash
            fatal_warnings: true

          - name: MacOS
            os: macos
            os-version: 13
            arm: false
            shell: bash
            fatal_warnings: true

          - name: MacOS (Arm64)
            os: macos
            os-version: 15
            arm: true
            shell: bash
            fatal_warnings: true

    defaults:
      run:
        shell: ${{ matrix.config.shell }}

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: '0'

      - name: Setup MSVC (Windows)
        if: matrix.config.os == 'windows' && matrix.config.environment == 'msvc'
        uses: TheMrMilchmann/setup-msvc-dev@v3
        with:
          arch: x64
          toolset: '14.44'

      - name: Setup MSYS2 (Windows)
        if: matrix.config.os == 'windows' && ( matrix.config.environment == 'mingw' || matrix.config.environment == 'ucrt' )
        uses: msys2/setup-msys2@v2
        with:
          msystem: ${{matrix.config.environment == 'mingw' && 'MINGW64' || 'UCRT64'}}
          update: true
          install: >-
            mingw-w64-${{matrix.config.architecture}}-ninja
            mingw-w64-${{matrix.config.architecture}}-python
            mingw-w64-${{matrix.config.architecture}}-python-pip
            mingw-w64-${{matrix.config.architecture}}-SDL2
            mingw-w64-${{matrix.config.architecture}}-SDL2_ttf
            mingw-w64-${{matrix.config.architecture}}-SDL2_mixer
            mingw-w64-${{matrix.config.architecture}}-SDL2_image
            mingw-w64-${{matrix.config.architecture}}-pkg-config
            mingw-w64-${{matrix.config.architecture}}-ca-certificates
            mingw-w64-${{matrix.config.architecture}}-cmake
            git

      - name: Setup GCC (MSYS2)
        if: matrix.config.os == 'windows' && ( matrix.config.environment == 'mingw' || matrix.config.environment == 'ucrt' )
        uses: Totto16/msys2-install-packages-pinned@v1
        with:
          msystem: ${{matrix.config.environment == 'mingw' && 'MINGW64' || 'UCRT64'}}
          install: |
            gcc=15 gcc-libs=!

      - name: Setup Clang (Linux) (libc++)
        if: matrix.config.os == 'ubuntu' && matrix.config.use-clang == true && matrix.config.use-clang_stdlib
        run: |
          wget https://apt.llvm.org/llvm.sh
          chmod +x llvm.sh
          sudo ./llvm.sh 20
          sudo apt-get install libc++-20* libc++abi*20* -y --no-install-recommends
          echo "CC=clang-20" >> "$GITHUB_ENV"
          echo "CXX=clang++-20" >> "$GITHUB_ENV"
          echo "OBJC=clang-20" >> "$GITHUB_ENV"

      - name: Setup Clang (Linux) (libstdc++)
        if: matrix.config.os == 'ubuntu' && matrix.config.use-clang == true && (! matrix.config.use-clang_stdlib)
        run: |
          wget https://apt.llvm.org/llvm.sh
          chmod +x llvm.sh
          sudo ./llvm.sh 20
          echo "CC=clang-20" >> "$GITHUB_ENV"
          echo "CXX=clang++-20" >> "$GITHUB_ENV"
          echo "OBJC=clang-20" >> "$GITHUB_ENV"

      - name: Setup GCC (Linux)
        if: matrix.config.os == 'ubuntu' && matrix.config.use-clang == false
        uses: egor-tensin/setup-gcc@v1
        with:
          version: 14
          platform: x64

      - name: Unbreak Python in GHA (MacOS 13 image)
        if: matrix.config.os == 'macos' && matrix.config.os-version == 13
        run: |
          # TODO: remove this, after it works again
          # A workaround for "The `brew link` step did not complete successfully" error.
          # See e.g. https://github.com/Homebrew/homebrew-core/issues/165793#issuecomment-1991817938
          find /usr/local/bin -lname '*/Library/Frameworks/Python.framework/*' -delete
          sudo rm -rf /Library/Frameworks/Python.framework/
          brew install --force python3 && brew unlink python3 && brew unlink python3 && brew link --overwrite python3

      - name: Setup Clang (MacOS)
        if: matrix.config.os == 'macos'
        run: |
          brew update
          brew install llvm@20 lld@20
          echo "$(brew --prefix)/opt/llvm@20/bin:$(brew --prefix)/opt/lld@20/bin" >> $GITHUB_PATH
          echo "LDFLAGS=-L$(brew --prefix)/opt/llvm@20/lib -L$(brew --prefix)/opt/llvm@20/lib/c++ -Wl,-rpath,$(brew --prefix)/opt/llvm@20/lib/c++ -L$(brew --prefix)/opt/lld@20/lib" >> "$GITHUB_ENV"
          echo "CPPFLAGS=-I$(brew --prefix)/opt/llvm@20/include -I$(brew --prefix)/opt/lld@20/include" >> "$GITHUB_ENV"
          echo "CC=clang" >> "$GITHUB_ENV"
          echo "CXX=clang++" >> "$GITHUB_ENV"
          echo "OBJC=clang" >> "$GITHUB_ENV"
          echo "CC_LD=lld" >> "$GITHUB_ENV"
          echo "CXX_LD=lld" >> "$GITHUB_ENV"
          echo "OBJC_LD=lld" >> "$GITHUB_ENV"

      - name: Setup meson (MacOS)
        if: matrix.config.os == 'macos'
        run: |
          brew update
          brew install meson

      # NOTE: meson has no dependencies, so --break-system-packages doesn't really break anything!
      - name: Setup meson
        if: matrix.config.os != 'macos'
        run: |
          pip install meson --break-system-packages

      - name: Install dependencies (Linux)
        if: matrix.config.os == 'ubuntu'
        run: |
          sudo apt-get update
          sudo apt-get install ninja-build libsdl2-2.0-0 libsdl2-dev libsdl2-ttf* libsdl2-mixer* libsdl2-image* -y --no-install-recommends

      - name: Install dependencies (MacOS)
        if: matrix.config.os == 'macos'
        run: |
          brew update
          brew install sdl2 sdl2_ttf sdl2_mixer sdl2_image

      - name: Configure
        run: meson setup build -Dbuildtype=release -Ddefault_library=${{( matrix.config.os == 'windows' && matrix.config.environment == 'msvc' && matrix.config.static ) && 'static' ||'shared' }} -Dclang_libcpp=${{ ( ( matrix.config.os == 'ubuntu' && matrix.config.use-clang == true && matrix.config.use-clang_stdlib ) || matrix.config.os == 'macos' ) && 'enabled' || 'disabled' }} -Drun_in_ci=true ${{( matrix.config.fatal_warnings ) && '--fatal-meson-warnings' || '' }}

      - name: Build
        run: meson compile -C build

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.config.name }} Executable
          path: build/src/executables/oopetris*