language: C
matrix:
  include:
    - os: linux
      sudo: false
      compiler: gcc
      before_script:
        - pip install --user cpp-coveralls
      after_success:
        - coveralls --build-root build --include src --include tests  --gcov-options '\-lp'
    - os: linux
      sudo: required # to prevent fail of executables build with clang and sanitizers
      compiler: clang
      env: CC=clang
      
    # Linux / GCC
    - os: linux
      sudo: false
      compiler: gcc
      env: 
        - FORT_C_COMPILER=gcc-4.9
        - FORT_CXX_COMPILER=g++-4.9
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-4.9']

    - os: linux
      sudo: false
      compiler: gcc
      env: 
        - FORT_C_COMPILER=gcc-5
        - FORT_CXX_COMPILER=g++-5
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-5']

    - os: linux
      sudo: false
      compiler: gcc
      env: 
        - FORT_C_COMPILER=gcc-6
        - FORT_CXX_COMPILER=g++-6
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-6']

    - os: linux
      sudo: required
      compiler: gcc
      env: 
        - FORT_C_COMPILER=gcc-7
        - FORT_CXX_COMPILER=g++-7
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-7']

    - os: linux
      sudo: required
      compiler: gcc
      env: 
        - FORT_C_COMPILER=gcc-8
        - FORT_CXX_COMPILER=g++-8
      addons:
        apt:
          sources: ['ubuntu-toolchain-r-test']
          packages: ['g++-8', 'cppcheck']

    # OSX / Clang
    - os: osx
      osx_image: xcode7.3
      env: CC=clang

    - os: osx
      osx_image: xcode8.3
      env: CC=clang

    - os: osx
      osx_image: xcode9.3
      env: CC=clang
      




script:
  # Check library file was generated
  - python amalgamate.py -o dummy.c
  - wc dummy.c
  - wc lib/fort.c
  - diff dummy.c lib/fort.c
  - rm dummy.c

  # make sure CC is correctly set
  - if [[ "${FORT_C_COMPILER}" != "" ]];
    then
    export CC=${FORT_C_COMPILER}; 
    export CXX=${FORT_CXX_COMPILER}; 
    fi

  # cppcheck run
  - if [[ "${FORT_C_COMPILER}" = "gcc-8" ]];
    then
    cppcheck lib
    fi

  # Print all environment variables to aid in CI development
  - printenv
  # Print version and available CMake generators to aid in CI development
  - cmake --version

  # Perform out-of-source build(CMake backend generation, build, and test)
  # Test build without optimizations and with asan
  - mkdir -p build
  - cd build
  - cmake .. -DFORT_BUILD_TYPE=asan  
  - cmake --build . --target all 
  - ls
  - ./libfort_example
  - ./libfort_test_dev
  - ./libfort_test

  # Test without WCHAR support
  - cd ..
  - rm -r build/*
  - mkdir -p build
  - cd build
  - cmake .. -DFORT_ENABLE_WCHAR=OFF  
  - cmake --build . --target all 
  - ls
  - ./libfort_example
  - ./libfort_test_dev
  - ./libfort_test

  # Test build without optimizations and with ubsan
  - |
    if [ "${CC}" = 'gcc-7' ]; then
      cd .. ;
      rm -r build/* ;
      cd build ;
      cmake .. -DFORT_BUILD_TYPE=ubsan  ; 
      cmake --build . --target all ;
      ls ;
      ./libfort_example ;
      ./libfort_test_dev ;
      ./libfort_test ;
    fi

  # Astyle Format
  - |
    if [ "${CC}" = 'gcc' ]; then
      ls
      cd ..  ;
      rm -r build/* ;
      cd build ;
      cmake .. -DFORT_ENABLE_ASTYLE=ON ;
      make ;
      make format ;
      cd .. ;
      if [[ -n $(git diff) ]]; then
          echo "You must run make format before submitting a pull request" ;
          echo "" ;
          git diff ;
          exit -1 ;
      fi
      cd build ;
      rm -rf external
    fi


  # Clang static analyzer
  - |
    if [ "${CC}" = 'clang' ]; then
      cd ..  ;
      pwd ;
      ls ;
      rm -rf build/* ;
      cd build ;
      cmake .. ;
      scan-build make ;
    fi

  # Build for coveralls (should be the last)
  - |
    if [ "${CC}" = 'gcc' ]; then
      cd ..  ;
      rm -r build/* ;
      cd build ;
      cmake .. -DFORT_BUILD_TYPE=coveralls ;
      cmake --build . --target all ;
      ls ;
      ./libfort_test_dev ;
    fi
  - cd ..