.travis.yml

language: cpp

matrix:
  include:

    - os: osx
      compiler: gcc
      name: macOS - gcc@5 - opencv@2
      env:
        - MATRIX_EVAL="brew install gcc@5 opencv@2 && CC=gcc-5 && CXX=g++-5 && OpenCV_DIR=/usr/local/opt/opencv@2"

    - os: osx
      compiler: gcc
      name: macOS - gcc@5 - opencv@3
      env:
        - MATRIX_EVAL="brew install gcc@5 opencv@3 && CC=gcc-5 && CXX=g++-5 && OpenCV_DIR=/usr/local/opt/opencv@3"

    - os: osx
      compiler: gcc
      name: macOS - native gcc (llvm backend) - opencv@2
      env:
        - MATRIX_EVAL="brew install opencv@2 && OpenCV_DIR=/usr/local/opt/opencv@2"

    - os: osx
      compiler: gcc
      name: macOS - native gcc (llvm backend) - opencv@3
      env:
        - MATRIX_EVAL="brew install opencv@3 && OpenCV_DIR=/usr/local/opt/opencv@3"

    - os: osx
      compiler: clang
      name: macOS - native clang - opencv@2
      env:
        - MATRIX_EVAL="brew install opencv@2 && OpenCV_DIR=/usr/local/opt/opencv@2"

    - os: osx
      compiler: clang
      name: macOS - native clang - opencv@3
      env:
        - MATRIX_EVAL="brew install opencv@3 && OpenCV_DIR=/usr/local/opt/opencv@3"

    - os: linux
      compiler: clang
      name: ubuntu - native clang
      addons:
        apt:
          update: true
          packages:
            - libopencv-dev
      env:
        - MATRIX_EVAL=""

    - os: linux
      compiler: clang
      name: ubuntu - clang@3.6
      addons:
        apt:
          update: true
          packages:
            - libopencv-dev
            - clang-3.6
      env:
        - MATRIX_EVAL="CC=clang-3.6 && CXX=clang++-3.6"

    - os: linux
      compiler: clang
      name: ubuntu - clang@3.8
      addons:
        apt:
          update: true
          sources:
            - llvm-toolchain-precise-3.8
          packages:
            - libopencv-dev
            - clang-3.8
      env:
        - MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8"

    - os: linux
      compiler: clang
      name: ubuntu - clang@3.9
      addons:
        apt:
          update: true
          sources:
            - llvm-toolchain-trusty-3.9
          packages:
            - libopencv-dev
            - clang-3.9
      env:
        - MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9"

    - os: linux
      compiler: clang
      name: ubuntu - clang@4.0
      addons:
        apt:
          update: true
          sources:
            - llvm-toolchain-trusty-4.0
          packages:
            - libopencv-dev
            - clang-4.0
      env:
        - MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"

    - os: linux
      compiler: clang
      name: ubuntu - clang@5.0
      addons:
        apt:
          update: true
          sources:
            - llvm-toolchain-trusty-5.0
          packages:
            - libopencv-dev
            - clang-5.0
      env:
        - MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"

    - os: linux
      compiler: clang
      name: ubuntu - clang@6.0
      addons:
        apt:
          update: true
          sources:
            - llvm-toolchain-trusty-6.0
            - ubuntu-toolchain-r-test
          packages:
            - libopencv-dev
            - clang-6.0
      env:
        - MATRIX_EVAL="CC=clang-6.0 && CXX=clang++-6.0"

    - os: linux
      compiler: gcc
      name: ubuntu - native gcc
      addons:
        apt:
          update: true
          packages:
            - libopencv-dev
            - gfortran
      env:
        - MATRIX_EVAL=""

    - os: linux
      compiler: gcc
      name: ubuntu - gcc@4.9
      addons:
        apt:
          update: true
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libopencv-dev
            - g++-4.9
      env:
         - MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"

    - os: linux
      compiler: gcc
      name: ubuntu - gcc@5.0
      addons:
        apt:
          update: true
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libopencv-dev
            - g++-5
      env:
         - MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"

    - os: linux
      compiler: gcc
      name: ubuntu - gcc@6.0
      addons:
        apt:
          update: true
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-6
            - libopencv-dev
      env:
        - MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"

    - os: linux
      compiler: gcc
      name: ubuntu - gcc@7.0
      addons:
        apt:
          update: true
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libopencv-dev
            - g++-7
      env:
        - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"

    - os: linux
      compiler: gcc
      name: ubuntu - gcc@8.0
      addons:
        apt:
          update: true
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libopencv-dev
            - g++-8
      env:
        - MATRIX_EVAL="CC=gcc-8 && CXX=g++-8"

before_install:
  - travis_retry eval "${MATRIX_EVAL}"

before_script:
  - mkdir build_debug
  - cd build_debug
  - cmake .. -DCMAKE_BUILD_TYPE="Debug"
  - cd ..
  - mkdir build_release
  - cd build_release
  - cmake .. -DCMAKE_BUILD_TYPE="Release"
  - cd ..

script:
  - cd build_debug && cmake --build . --target install && cd ..
  - cd build_release && cmake --build . --target install && cd ..