.github/workflows/ci-c-warnings.yml

# This is a copy of ci-unix-shared-installed.yml for finding bugs when adding warnings.

name: CI C conformance
on: [push, pull_request]

permissions:
  contents: read

# Cancel the workflow if a new one is triggered from the same PR, branch, or tag, except on main.
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

jobs:
  build-shared-installed:
    strategy:
      fail-fast: false
      # Generate the configurations:
      # case 0: nodiscard
      matrix:
        os: [ubuntu-latest, windows-latest]
        case: [0]

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - uses: ./.github/actions/setup-linux
        if: runner.os == 'Linux'
        with:
          codec-aom: "SYSTEM"
          codec-dav1d: "SYSTEM"
          libyuv: "SYSTEM"
      - uses: ./.github/actions/setup-windows
        id: windows_setup
        if: runner.os == 'Windows'
        with:
          codec-aom: "SYSTEM"
          codec-dav1d: "SYSTEM"
          libyuv: "SYSTEM"

      - name: Set clang as compiler on Linux
        if: runner.os == 'Linux'
        run: |
          echo "AVIF_CMAKE_C_COMPILER=-DCMAKE_C_COMPILER=clang" >> $GITHUB_ENV
          echo "AVIF_CMAKE_CXX_COMPILER=-DCMAKE_CXX_COMPILER=clang++" >> $GITHUB_ENV
      - name: Leave compiler as MSVC on Windows
        if: runner.os == 'Windows'
        run: |
          echo "AVIF_CMAKE_C_COMPILER=" >> $env:GITHUB_ENV
          echo "AVIF_CMAKE_CXX_COMPILER=" >> $env:GITHUB_ENV

      - name: Enable nodiscard
        if: ${{ matrix.case == 0}}
        run: echo "CMAKE_AVIF_FLAGS=\"-DAVIF_ENABLE_NODISCARD=ON\""  >> $GITHUB_ENV

      - name: Prepare libavif (cmake)
        run: >
          cmake ${{ steps.windows_setup.outputs.vcpkg-cmake-config }} -G Ninja -S . -B build
          -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=ON
          -DAVIF_CODEC_AOM=SYSTEM
          -DAVIF_CODEC_AOM_DECODE=OFF -DAVIF_CODEC_AOM_ENCODE=ON
          -DAVIF_CODEC_DAV1D=SYSTEM
          -DAVIF_BUILD_EXAMPLES=ON -DAVIF_BUILD_APPS=ON
          -DAVIF_BUILD_TESTS=ON -DAVIF_GTEST=LOCAL
          -DAVIF_BUILD_GDK_PIXBUF=ON -DCMAKE_INSTALL_PREFIX=./build/install
          -DAVIF_ENABLE_WERROR=ON ${{ env.AVIF_CMAKE_C_COMPILER}} ${{ env.AVIF_CMAKE_CXX_COMPILER }}
          ${{ env.CMAKE_AVIF_FLAGS }}
      - name: Build libavif
        run: cmake --build build --config Release --parallel 4
      - name: Run AVIF Tests
        working-directory: ./build
        run: ctest -j $(getconf _NPROCESSORS_ONLN) --output-on-failure