ci_cmake.yml

name: CI for CMake

on:
  push:
    paths:
      - "**/CMakeLists.txt"
      - "**.cmake"
      - "**.cmake.in"
      - "**.c"
      - "**.h"
      - "**.h.in"
      - ".github/workflows/ci_cmake.yml"
  pull_request:
  release:
    types: [published]

env:
  CTEST_NO_TESTS_ACTION: "error"
  CMAKE_BUILD_PARALLEL_LEVEL: 4
  CTEST_PARALLEL_LEVEL: 0

jobs:

  linux-gcc14:
    runs-on: ubuntu-24.04
    name: Linux mpi=${{ matrix.mpi }} CC=${{ matrix.cc }} shared=${{ matrix.shared }}
    timeout-minutes: 60

    strategy:
      matrix:
        cc: [gcc-12, gcc-13, gcc-14]
        shared: [false]
        mpi: [true]
        include:
        - cc: gcc
          shared: true
          mpi: true
        - cc: gcc
          mpi: false
        - cc: clang-18
          mpi: true

    env:
      CC: ${{ matrix.cc }}

    steps:
    - uses: actions/checkout@v4
      name: Checkout source code

    - name: Install system dependencies
      if: ${{ matrix.mpi }}
      run: |
        sudo apt-get update
        sudo apt-get install --no-install-recommends \
            libmpich-dev mpich

    - name: CMake composite steps (build, test, install, examples)
      uses: ./.github/workflows/composite-cmake


  linux-gcc9:
    runs-on: ubuntu-22.04
    name: Linux mpi=${{ matrix.mpi }} CC=${{ matrix.cc }} shared=${{ matrix.shared }}
    timeout-minutes: 60

    strategy:
      matrix:
        cc: [gcc-9, gcc-10, gcc-11]
        shared: [false]
        mpi: [true]

    env:
      CC: ${{ matrix.cc }}

    steps:
    - uses: actions/checkout@v4
      name: Checkout source code

    - name: Install system dependencies
      if: ${{ matrix.mpi }}
      run: |
        sudo apt-get update
        sudo apt-get install --no-install-recommends \
            libmpich-dev mpich

    - name: CMake composite steps (build, test, install, examples)
      uses: ./.github/workflows/composite-cmake


  linux-valgrind:
    needs: linux-gcc14
    runs-on: ubuntu-24.04
    name: Valgrind Linux mpi=${{ matrix.mpi }} CC=${{ matrix.cc }} shared=${{ matrix.shared }}
    timeout-minutes: 60

    strategy:
      matrix:
        cc: [gcc]
        shared: [false]
        mpi: [true]
        valgrind: [ON]

    env:
      CC: ${{ matrix.cc }}

    steps:
    - name: Install system dependencies
      run: |
        sudo apt-get update -yq
        sudo apt-get install -yq --no-install-recommends \
            libmpich-dev mpich valgrind

    - name: Checkout source code
      uses: actions/checkout@v4

    - name: CMake configure
      run: cmake --preset default -Dmpi:BOOL=${{ matrix.mpi }} --install-prefix=${{ runner.temp }} -DBUILD_SHARED_LIBS:BOOL=${{ matrix.shared }} -DTEST_WITH_VALGRIND:BOOL=${{ matrix.valgrind }}

    - name: CMake build
      run: cmake --build --preset default

    - name: CMake Test
      run: ctest --preset default

    - name: Upload log files
      if: always()
      uses: actions/upload-artifact@v4
      with:
        name: linux_cmake_valgrind_log
        path: |
          ./build/CMakeFiles/CMakeConfigureLog.yaml
          ./build/Testing/Temporary/LastTest.log

  mac:
    # macos-14 is to use Apple Silicon hardware as most Apple users nowadays would have
    # https://github.blog/changelog/2024-01-30-github-actions-introducing-the-new-m1-macos-runner-available-to-open-source/
    runs-on: macos-14
    name: macOS mpi=${{ matrix.mpi }} CC=${{ matrix.cc }} shared=${{ matrix.shared }}
    timeout-minutes: 60

    strategy:
      matrix:
        cc: [clang, gcc-13]
        mpi: [true]
        shared: [false]
        include:
        - shared: true
          cc: clang

    env:
      HOMEBREW_NO_INSTALL_CLEANUP: 1
      CC: ${{ matrix.cc }}

    steps:
    - uses: actions/checkout@v4
      name: Checkout source code

    - name: Install system dependencies
      run: brew install open-mpi

    - name: CMake composite steps (build, test, install, examples)
      uses: ./.github/workflows/composite-cmake

  windows:
    runs-on: windows-latest
    name: Windows
    timeout-minutes: 60

    strategy:
      matrix:
        shared: [false]
    # GitHub Action Windows shared libs is generally broken, even with MSYS2, but works on real laptops etc.

    env:
      CMAKE_GENERATOR: "MinGW Makefiles"

    steps:
    - uses: actions/checkout@v4
      name: Checkout source code

    - name: CMake configure without MPI
      run: cmake --preset default -Dmpi:BOOL=no --install-prefix=${{ runner.temp }} -DBUILD_SHARED_LIBS:BOOL=${{ matrix.shared }}

    - name: CMake build
      run: cmake --build --preset default --parallel

    - name: CMake Test
      run: ctest --preset default

    - name: CMake install (for examples)
      run: cmake --install build

    - name: CMake configure examples without MPI
      run: cmake -B example/build -S example -DCMAKE_PREFIX_PATH:PATH=${{ runner.temp }}

    - name: CMake build examples
      run: cmake --build example/build --parallel

    - name: Create package
      if: github.event.action == 'published'
      run: cpack --config build/CPackConfig.cmake

    - name: Upload package
      if: github.event.action == 'published'
      uses: actions/upload-artifact@v4
      with:
        name: windows-binary-archive
        path: build/package

    - name: Upload log files
      if: always()
      uses: actions/upload-artifact@v4
      with:
        name: windows_cmake_log
        path: |
          ./build/CMakeFiles/CMakeConfigureLog.yaml
          ./build/Testing/Temporary/LastTest.log