build-mingw.yml

name: Build with MinGW GCC
run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
on: [push]

jobs:
  mingw64-x64:
    name: Build Skia with MinGW GCC

    runs-on: windows-latest

    defaults:
      run:
        shell: bash

    steps:
      - uses: msys2/setup-msys2@v2
        id: msys2
        with:
          msystem: MINGW64
          update: true
          install: mingw-w64-clang-x86_64-clang mingw-w64-clang-x86_64-lld

      - name: "Clone skia"
        run: git clone --depth 1 https://github.com/mono/skia.git
      - name: "Build skia"
        run: |
          "${{ steps.msys2.outputs.msys2-location }}/mingw64/bin/clang" --version
          cd skia
          python3 tools/git-sync-deps
          python3 bin/fetch-ninja
          bin/gn gen out/lib --args='
            target_os="win"
            target_cpu="x64"
            is_debug=false
            is_static_skiasharp=true
            is_official_build=true
            skia_enable_fontmgr_win=true
            skia_enable_gpu=true
            skia_enable_pdf=true
            skia_use_freetype=false
            skia_use_system_libjpeg_turbo=false
            skia_use_system_libpng=false
            skia_use_system_libwebp=false
            skia_use_system_zlib=false
            skia_use_harfbuzz=false
            skia_use_icu=false
            skia_use_expat=false
            clang_win="${{ steps.msys2.outputs.msys2-location }}/mingw64"
            clang_win_version=18
            cc="${{ steps.msys2.outputs.msys2-location }}/mingw64/bin/clang"
            cxx="${{ steps.msys2.outputs.msys2-location }}/mingw64/bin/clang++"
            extra_cflags=["--target=x86_64-unknown-windows-gnu"]
            extra_cxxflags=["--target=x86_64-unknown-windows-gnu"]
          '
          bin/gn args out/lib --list
          third_party/ninja/ninja -C out/lib skia
          mkdir -p ../lib/skia/win-x64/lib
          cp --recursive include ../lib/skia/win-x64/include
          cp --recursive out/lib/*.lib ../lib/skia/win-x64/lib
      - name: Archive the build
        uses: actions/upload-artifact@v4
        with:
          name: windows-mingw64-x64
          path: lib