name: ubuntu with gfortran

on: [push, pull_request]

jobs:
  Build:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest ]
        include:
        - os: ubuntu-latest
          gcc_v: 12

    env:
      FC: gfortran
      GCC_V: ${{ matrix.gcc_v }}
      TZ: UTC+04:00

    steps:
    - name: Checkout code
      uses: actions/checkout@v1

    - name: Install GFortran Linux
      run: |
        sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-${GCC_V} 100 \
        --slave /usr/bin/gfortran gfortran /usr/bin/gfortran-${GCC_V} \
        --slave /usr/bingcov gcov /usr/bin/gcov-${GCC_V}

    - name: Install fpm
      run: |
           echo $PATH
           pwd
           uname -a
           wget https://raw.githubusercontent.com/urbanjost/index/main/bootstrap/fpm.F90
           mkdir -p /home/runner/.local/bin tmp
           ulimit -c unlimited -d unlimited -f unlimited -m unlimited -s unlimited -t unlimited -v unlimited -x unlimited
           gfortran fpm.F90 -Itmp -Jtmp -static -o /home/runner/.local/bin/fpm
           rm -f tmp/*.mod
           ls -l

    - name: Display environment
      run: |
        #make -k -p -fNOTTHERE
        echo "end" > foo.f90
        ulimit -c unlimited -d unlimited -f unlimited -m unlimited -s unlimited -t unlimited -v unlimited -x unlimited
        gfortran -cpp -E -dM foo.f90
        gfortran --version
        fpm --version

    - name: ubuntu with gfortran (debug)
      run: |
           ulimit -c unlimited -d unlimited -f unlimited -m unlimited -s unlimited -t unlimited -v unlimited -x unlimited
           fpm test --profile debug --verbose

    - name: ubuntu with gfortran (release)
      run: |
           ulimit -c unlimited -d unlimited -f unlimited -m unlimited -s unlimited -t unlimited -v unlimited -x unlimited
           fpm test --profile release 

#    - name: Run demo programs (fpm run)
#      run: fpm run --profile release

    - name: cleanup Linux
      run: ls -ltras