build_cmake.yml

name: Build (CMake)

on:
  push:
    branches:
      - main
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

defaults:
  run:
    shell: bash

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        os: ['ubuntu', 'windows']
        # Qt 5.12.* is excluded: CMakeLists.txt requires Qt >= 5.15.0.
        qt-version: [ '5.15.*', '6.10.*' ]
        python-version: [ '3.12' ]
    runs-on: ${{ matrix.os }}-latest
    steps:

    - name: Install MSVC
      if: ${{ matrix.os == 'windows' }}
      uses: ilammy/msvc-dev-cmd@v1
      with:
        arch: amd64

    - name: Install Qt ${{ matrix.qt-version }}
      uses: jurplel/install-qt-action@v4
      with:
        version: ${{ matrix.qt-version }}
        modules: ${{ startsWith(matrix.qt-version, '6') && 'qt5compat qtscxml qtpositioning qtwebchannel qtmultimedia qtwebengine' || '' }}
        arch: ${{ (matrix.os == 'ubuntu' && (startsWith(matrix.qt-version, '5') && 'gcc_64' || 'linux_gcc_64')) || startsWith(matrix.qt-version, '6') && 'win64_msvc2022_64' || 'win64_msvc2019_64' }}

    - name: Setup Python ${{ matrix.python-version }}
      uses: actions/setup-python@v6
      with:
        python-version: '${{ matrix.python-version }}'

    - name: Checkout PythonQt
      uses: actions/checkout@v6

    - name: Ccache
      if: ${{ matrix.os == 'ubuntu' }}
      uses: hendrikmuhs/ccache-action@v1.2.20
      with:
        key: ${{ runner.os }}-cmake-${{ matrix.qt-version }}
        evict-old-files: 'job'

    - name: Set environment
      id: setenv
      run: |
        QT_VERSION_MAJOR=$(cut -f 1 -d . <<< "${{ matrix.qt-version }}")
        echo "QT_VERSION_MAJOR=$QT_VERSION_MAJOR" >> $GITHUB_ENV
        QT_VERSION_SHORT=$(cut -f 1,2 -d . <<< "${{ matrix.qt-version }}")
        echo "QT_VERSION_SHORT=$QT_VERSION_SHORT" >> $GITHUB_OUTPUT
        PYTHON_VERSION_FULL=$(python --version 2>&1 | cut -f 2 -d ' ')
        PYTHON_VERSION_SHORT=$(cut -f 1,2 -d . <<< $PYTHON_VERSION_FULL)
        echo "PYTHON_VERSION_SHORT=$PYTHON_VERSION_SHORT" >> $GITHUB_OUTPUT
        echo "$pythonLocation/bin" >> $GITHUB_PATH

    - name: Build generator (Ubuntu)
      if: ${{ matrix.os == 'ubuntu' }}
      run: |
        cmake -G Ninja -S generator -B generator/build \
          -DCMAKE_BUILD_TYPE=Release \
          -DCMAKE_PREFIX_PATH="$QT_ROOT_DIR" \
          -DPythonQtGenerator_QT_VERSION=$QT_VERSION_MAJOR
        cmake --build generator/build

    - name: Build generator (Windows)
      if: ${{ matrix.os == 'windows' }}
      shell: cmd
      run: |
        set QT_CMAKE_DIR=%QT_ROOT_DIR%\lib\cmake\Qt%QT_VERSION_MAJOR%
        cmake -G "Visual Studio 17 2022" -S generator -B generator\build ^
          "-DCMAKE_PREFIX_PATH=%QT_ROOT_DIR%;%QT_ROOT_DIR%\lib\cmake" ^
          "-DQt%QT_VERSION_MAJOR%_DIR=%QT_CMAKE_DIR%" ^
          -DPythonQtGenerator_QT_VERSION=%QT_VERSION_MAJOR%
        cmake --build generator\build --config Release

    - name: Generate Wrappers (Ubuntu)
      if: ${{ matrix.os == 'ubuntu' }}
      run: |
        QTDIR="$QT_ROOT_DIR" \
        UBSAN_OPTIONS="halt_on_error=1" \
        ASAN_OPTIONS="detect_leaks=0:detect_stack_use_after_return=1:fast_unwind_on_malloc=0" \
        ./generator/build/PythonQtGenerator \
          --output-directory=.

    - name: Generate Wrappers (Windows)
      if: ${{ matrix.os == 'windows' }}
      shell: cmd
      run: |
        set QTDIR=%QT_ROOT_DIR%
        generator\build\PythonQtGenerator.exe --output-directory=.

    - name: Upload Wrappers
      uses: actions/upload-artifact@v7
      with:
        name: cmake_wrappers_${{ matrix.os }}_${{ steps.setenv.outputs.QT_VERSION_SHORT }}
        path: generated_cpp
        if-no-files-found: error

    - name: Build and test PythonQt (Ubuntu)
      if: ${{ matrix.os == 'ubuntu' }}
      run: |
        cmake -G Ninja -S . -B build \
          -DCMAKE_BUILD_TYPE=Release \
          -DCMAKE_PREFIX_PATH="$QT_ROOT_DIR" \
          -DPythonQt_QT_VERSION=$QT_VERSION_MAJOR \
          "-DPythonQt_GENERATED_PATH=$(pwd)/generated_cpp" \
          -DBUILD_TESTING=ON \
          -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
          "-DCMAKE_CXX_FLAGS=-fsanitize=address,undefined -fno-sanitize-recover=undefined" \
          "-DCMAKE_EXE_LINKER_FLAGS=-fsanitize=address,undefined" \
          "-DCMAKE_SHARED_LINKER_FLAGS=-fsanitize=address,undefined"
        cmake --build build --parallel $(nproc)
        PYTHONDEVMODE=1 PYTHONASYNCIODEBUG=1 PYTHONWARNINGS=error PYTHONMALLOC=malloc_debug \
        UBSAN_OPTIONS="halt_on_error=1" ASAN_OPTIONS="detect_leaks=0:detect_stack_use_after_return=1:fast_unwind_on_malloc=0" \
        QT_QPA_PLATFORM=offscreen \
        ctest --test-dir build --output-on-failure

    - name: Build and test PythonQt (Windows)
      if: ${{ matrix.os == 'windows' }}
      shell: cmd
      run: |
        set QT_CMAKE_DIR=%QT_ROOT_DIR%\lib\cmake\Qt%QT_VERSION_MAJOR%
        cmake -G "Visual Studio 17 2022" -S . -B build ^
          "-DCMAKE_PREFIX_PATH=%QT_ROOT_DIR%;%QT_ROOT_DIR%\lib\cmake" ^
          "-DQt%QT_VERSION_MAJOR%_DIR=%QT_CMAKE_DIR%" ^
          -DPythonQt_QT_VERSION=%QT_VERSION_MAJOR% ^
          "-DPythonQt_GENERATED_PATH=%CD%\generated_cpp" ^
          -DBUILD_TESTING=ON
        cmake --build build --config Release
        set PYTHONDEVMODE=1
        set PYTHONASYNCIODEBUG=1
        set PYTHONWARNINGS=error
        set QT_QPA_PLATFORM=offscreen
        ctest --test-dir build --output-on-failure --config Release