cmake.yml

# This starter workflow is for a CMake project running on a single platform. There is a different starter workflow if you need cross-platform coverage.
# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-multi-platform.yml
name: CMake with OpenMPI and PGI

on: 
  # Runs on push/pull of nate branch only
  push:
    branches:
    - 5-add-cmake-test-of-compilation-and-basic-usage
  pull_request:
    branches: 
    - 5-add-cmake-test-of-compilation-and-basic-usage
  
env:
  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
  BUILD_TYPE: Release

jobs:
  build:
    # The CMake configure and build commands are platform agnostic and should work equally well on Windows or Mac.
    # You can convert this to a matrix build if you need cross-platform coverage.
    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
    runs-on: ubuntu-latest
    # runs-on: self-hosted

    steps:
    - uses: actions/checkout@v4

    - name: Install Open MPI
      run: |
        sudo apt update
        sudo apt install -y libopenmpi-dev openmpi-bin
        echo "OPENMPI_DIR=/usr/lib/x86_64-linux-gnu" >> $GITHUB_ENV
        echo "PATH=$PATH:/usr/lib/x86_64-linux-gnu/bin" >> $GITHUB_ENV

    - name: Install NVIDIA HPC SDK (PGI Compiler)
      run: |
        wget https://developer.download.nvidia.com/hpc-sdk/20.7/nvhpc-20-7_20.7_amd64.deb
        wget https://developer.download.nvidia.com/hpc-sdk/20.7/nvhpc-2020_20.7_amd64.deb
        wget https://developer.download.nvidia.com/hpc-sdk/20.7/nvhpc-20-7-cuda-multi_20.7_amd64.deb
        sudo apt install ./nvhpc-20-7_20.7_amd64.deb ./nvhpc-2020_20.7_amd64.deb ./nvhpc-20-7-cuda-multi_20.7_amd64.deb
        echo "PATH=/opt/nvidia/hpc_sdk/Linux_x86_64/20.7/compilers/bin:$PATH" >> $GITHUB_ENV
        echo "MANPATH=/opt/nvidia/hpc_sdk/Linux_x86_64/20.7/compilers/man:$MANPATH" >> $GITHUB_ENV
    
    - name: Verify Open MPI and PGI Installation
      run: |
        ompi_info --version
        pgcc --version
        echo ${{env.OPENMPI_DIR}}
        test -d "${OPENMPI_DIR}"
    
    - name: Configure CMake
      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
      run: |
        export CC=pgcc
        export CXX=pgc++
        cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DOPENMPI_DIR=${{env.OPENMPI_DIR}} -DCMAKE_C_FLAGS="-acc -ta=tesla:ccall" -DCMAKE_CXX_FLAGS="-acc -ta=tesla:ccall"

    - name: Build
      # Build your program with the given configuration
      run: |
        export CC=pgcc
        export CXX=pgc++
        cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}

    - name: Test
      working-directory: ${{github.workspace}}/build
      # Execute tests defined by the CMake configuration.
      # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
      run: ctest -C ${{env.BUILD_TYPE}}