ci_cmake.yml

name: BuildCM

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  build_repo:
    strategy:
      fail-fast: false
      matrix:
        build_type : [ Release, Debug ]
        os : [ macos-latest, ubuntu-20.04 ]
        subproject : [ ON, OFF ]
        exclude:
          - build_type: Release
            subproject: ON
        include:
          - os: ubuntu-20.04
            cxx: g++-10
            cc: gcc-10
            compressor: gzip
          - os: macos-latest
            cxx: clang++
            cc: clang
            compressor: bzip2
          - build_type: Debug
            build_shared_libs: OFF
            do_fortran: ON
          - build_type: Release
            build_shared_libs: ON
            os: ubuntu-20.04
            do_fortran: ON
          - build_type: Release
            build_shared_libs: ON
            os: macos-latest
            do_fortran: OFF
          # someday when mac+fortran+shared is fixed (plus universal do_fortran: ON)
          #- build_type: Release
          #  build_shared_libs: ON

    name: "Repo • ${{ matrix.os }}: ${{ matrix.cxx }} ${{ matrix.build_type }} shared=${{ matrix.build_shared_libs }} fetch=${{ matrix.subproject }}"
    runs-on: ${{ matrix.os }}
    env:
      CC: ${{ matrix.cc }}
      CXX : ${{ matrix.cxx }}
      CCACHE_DIR : ${{github.workspace}}/build/.ccache
      CCACHE_COMPRESS : true
      CCACHE_COMPRESSLEVEL : 6
      BUILD_CONFIG : >
        -G Ninja
        -D CMAKE_BUILD_TYPE=${{ matrix.build_type }}
        -D BUILD_SHARED_LIBS=${{ matrix.build_shared_libs }}
        -D LIBINT_BUILD_LIBRARY_AS_SUBPROJECT=${{ matrix.subproject }}
        -D CMAKE_INSTALL_PREFIX=${{github.workspace}}/build/library
        -D WITH_MAX_AM=2;2
        -D WITH_ERI_MAX_AM=2;2
        -D WITH_ERI3_MAX_AM=3;2
        -D ENABLE_ERI=1
        -D ENABLE_ERI3=1
        -D ENABLE_ONEBODY=1
        -D DISABLE_ONEBODY_PROPERTY_DERIVS=ON
        -D MULTIPOLE_MAX_ORDER=2
        -D LIBINT2_REQUIRE_CXX_API_COMPILED=ON
        -D LIBINT2_ENABLE_FORTRAN=${{ matrix.do_fortran }}
        -D LIBINT2_ENABLE_PYTHON=ON
        -D Python_EXECUTABLE=${{ matrix.os == 'macos-latest' && '/usr/local/Frameworks/Python.framework/Versions/3.11/bin/python3.11' || '/usr/bin/python3.8' }}
        -D EXPORT_COMPRESSOR=${{ matrix.compressor }}

    outputs:
      should_skip: ${{ steps.skip_check.outputs.should_skip }}

    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 0
      # fetch-depth: 0 for git history to compute version

    - id: skip_check
      name: Check if can skip
      uses: fkirc/skip-duplicate-actions@v5
      with:
        cancel_others: 'true'

    - name: Create Build Environment
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      run: |
        cmake -E make_directory ${{github.workspace}}/build/compiler
        cmake -E make_directory ${{github.workspace}}/build/library
        cmake -E make_directory ${{github.workspace}}/build/library_test

    - name: Install prerequisite MacOS packages
      if: ${{ steps.skip_check.outputs.should_skip != 'true' && matrix.os == 'macos-latest' }}
      run: |
        brew install ninja gcc@10 boost eigen ccache python@3.11 numpy scipy
        echo "FC=/usr/local/bin/gfortran-10" >> $GITHUB_ENV
        echo "EIGEN3_INCLUDE_DIR=/usr/local/include/eigen3" >> $GITHUB_ENV

    - name: Install prerequisite Ubuntu packages
      if: ${{ steps.skip_check.outputs.should_skip != 'true' && matrix.os == 'ubuntu-20.04' }}
      run: |
        sudo apt-get update
        sudo apt-get install ninja-build g++-10 gfortran-10 liblapack-dev libboost-dev libeigen3-dev ccache python3-numpy python3-scipy
        echo "FC=/usr/bin/gfortran-10" >> $GITHUB_ENV
        echo "EIGEN3_INCLUDE_DIR=/usr/include/eigen3" >> $GITHUB_ENV

    - name: Prepare ccache timestamp
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      id: ccache_cache_timestamp
      shell: cmake -P {0}
      run: |
        string(TIMESTAMP current_date "%Y-%m-%d-%H;%M;%S" UTC)
        message("\"timestamp=${current_date}\" >> $GITHUB_OUTPUT")

    - name: Setup ccache cache files
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      uses: actions/cache@v3
      with:
        path: ${{github.workspace}}/build/.ccache
        key: ${{ matrix.config.name }}-ccache-${{ steps.ccache_cache_timestamp.outputs.timestamp }}
        restore-keys: |
          ${{ matrix.config.name }}-ccache-

    - name: Build Libint generator
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      # Use a bash shell so we can use the same syntax for environment variable
      # access regardless of the host operating system
      shell: bash
      working-directory: ${{github.workspace}}/build/compiler
      run: |
        git describe --tags
        cmake -S ../.. -B build $BUILD_CONFIG --log-level=DEBUG
        cmake --build build --target check-libint2compiler

    - name: Generate Libint library tarball
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      shell: bash
      working-directory: ${{github.workspace}}/build/compiler
      run: |
        cmake --build build --target export
        cd build && echo "ARTIFACT=`ls -1 libint*z*`" >> $GITHUB_ENV

    - name: Archive Libint library tarball
      if: ${{ steps.skip_check.outputs.should_skip != 'true' && matrix.build_type == 'Release' }}
      uses: actions/upload-artifact@v3
      with:
        if-no-files-found: error
        name: ${{ runner.os }}-${{ matrix.cxx }}
        path: ${{github.workspace}}/build/compiler/build/${{ env.ARTIFACT }}
        retention-days: 1

    - name: Build Libint library (FetchContent=${{ matrix.subproject }})
      if: ${{ steps.skip_check.outputs.should_skip }}
      shell: bash
      working-directory: ${{github.workspace}}/build/compiler
      run: cmake --build build

    - name: Test Libint library - unit tests
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      shell: bash
      working-directory: ${{github.workspace}}/build/compiler
      run: CTEST_PARALLEL_LEVEL=2 cmake --build build --target check-libint2

    - name: Build & Test Python bindings
      if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
      shell: bash
      working-directory: ${{github.workspace}}/build/compiler
      run: cmake --build build --target check-python

  build_export:
    # to debug the second stage, it is handy to short-circuit the first stage:
    # * suppress steps beyond "Archive Library Tarball" with "if: false"
    # * for further reduction, run mostly Linux lanes with "os : [ ubuntu-20.04 ]"
    needs: build_repo
    if: always() && (needs.build_repo.outputs.should_skip != 'true')
    strategy:
      fail-fast: false
      matrix:
        cfg:
          - runs-on: ubuntu-latest
            lane: ubuntu-gnu
            libargs: >
              -D BUILD_SHARED_LIBS=ON
              -D LIBINT2_ENABLE_FORTRAN=ON
            testargs: ""

          - runs-on: windows-latest
            lane: windows-clang-cl
            libargs: >
              -G Ninja
              -D CMAKE_BUILD_TYPE=Release
              -D BUILD_SHARED_LIBS=OFF
              -D CMAKE_CXX_COMPILER=clang-cl
              -D CMAKE_C_COMPILER=clang-cl
            testargs: >
              -G Ninja
              -D CMAKE_BUILD_TYPE=Release
              -D CMAKE_CXX_COMPILER=clang-cl
              -D CMAKE_C_COMPILER=clang-cl

          - runs-on: macos-latest
            lane: macos-clang
            libargs: >
              -D BUILD_SHARED_LIBS=OFF
              -D LIBINT2_ENABLE_FORTRAN=ON
              # return to shared when mac+fortran+shared is fixed
            testargs: ""

          - runs-on: ubuntu-latest
            lane: ubuntu-intel
            libargs: >
              -D CMAKE_CXX_COMPILER=icpx
              -D CMAKE_CXX_FLAGS="--gcc-toolchain=${CONDA_PREFIX} --sysroot=${CONDA_PREFIX}/${HOST}/sysroot -target ${HOST}"
            testargs: >
              -D CMAKE_CXX_COMPILER=icpx
              -D CMAKE_CXX_FLAGS="--gcc-toolchain=${CONDA_PREFIX} --sysroot=${CONDA_PREFIX}/${HOST}/sysroot -target ${HOST}"

    name: "Export • ${{ matrix.cfg.lane }}"
    runs-on: ${{ matrix.cfg.runs-on }}

    steps:
    # Note we're not checking out the repo. All src from Linux tarball generated above.

    - uses: actions/download-artifact@v3
      with:
        name: Linux-g++-10

    - name: Write a Conda Env File
      shell: bash -l {0}
      run: |
        cat > export.yaml <<EOF
        name: test
        channels:
          - conda-forge
        dependencies:
          - cmake
          - ninja
          - cxx-compiler
          - fortran-compiler
          - python
          - boost
          - eigen
          - numpy
          - scipy
          - pybind11
          #- dpcpp_linux-64
        EOF
        if [[ "${{ runner.os }}" == "Windows" ]]; then
          sed -i "s/- cxx/#- cxx/g" export.yaml
          sed -i "s/- fortran/#- fortran/g" export.yaml
        fi
        if [[ "${{ matrix.cfg.lane }}" == "ubuntu-intel" ]]; then
          sed -i "s/#- dpcpp_linux-64/- dpcpp_linux-64/g" export.yaml
        fi
        cat export.yaml

    - name: Create Conda Environment
      uses: conda-incubator/setup-miniconda@v2
      with:
        miniforge-variant: Mambaforge
        use-mamba: true
        python-version: "3.9"
        activate-environment: test
        channels: conda-forge
        environment-file: export.yaml
        show-channel-urls: true

    - name: Environment Information
      shell: bash -l {0}
      run: |
        conda info
        conda list

    - name: Prepare compiler environment for Windows
      if: ${{ runner.os == 'Windows' }}
      uses: ilammy/msvc-dev-cmd@v1
      with:
        arch: x64

    - name: Extract, Build, Install Libint Library
      shell: bash -l {0}
      run: |
        tar -zxf libint*tgz
        mkdir libint && mv libint-2*/* libint/ && cd libint/
        cmake \
          -S . \
          -B build \
          -G Ninja \
          -D CMAKE_INSTALL_PREFIX="${{github.workspace}}/installed" \
          -D CMAKE_CXX_COMPILER=${CXX} \
          -D LIBINT2_REQUIRE_CXX_API_COMPILED=ON \
          -D LIBINT2_ENABLE_PYTHON=ON \
          -D CMAKE_PREFIX_PATH="${CONDA_PREFIX}" \
          ${{ matrix.cfg.libargs }}
        cmake --build build --target install libint2-python-test

    - name: Test Libint library - unit tests
      shell: bash -l {0}
      working-directory: ${{github.workspace}}/libint/build
      run: |
        cmake --build . --target check