language: cpp
  
cache:
  directories:
    - ci-scripts/local
    - ci-scripts/clang

matrix:
  include:
    - os:        osx
      osx_image: xcode10.1
      compiler: clang
    - os:        osx
      osx_image: xcode10.1
      compiler: gcc
      env: VERSION=-7
    - compiler: gcc
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
            - libgsl0-dev
            - flex
            - bison
      env: VERSION=-7
    - compiler: clang
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
            - libgsl0-dev
            - flex
            - bison
      env: CLANG_LINK=http://releases.llvm.org/7.0.1/clang+llvm-7.0.1-x86_64-linux-gnu-ubuntu-14.04.tar.xz

before_install:
  - export LATDIR=`pwd`
  - cd ci-scripts
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]] && [[ "$CC" == "clang" ]] && [ ! -e clang/bin ]; then wget $CLANG_LINK; tar -xf `basename $CLANG_LINK`; mkdir clang; mv clang+*/* clang/; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]] && [[ "$CC" == "clang" ]]; then export PATH="${LATDIR}/ci-scripts/clang/bin:${PATH}"; fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]] && [[ "$CC" == "clang" ]]; then export LD_LIBRARY_PATH="${LATDIR}/ci-scripts/clang/lib:${LD_LIBRARY_PATH}"; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install gsl; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install bison flex; export PATH="/usr/local/opt/flex/bin:/usr/local/opt/bison/bin:$PATH"; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]] && [[ "$CC" == "gcc" ]]; then brew install gcc@${VERSION#-}; fi
  
install:
  - export CC=$CC$VERSION
  - export CXX=$CXX$VERSION
  - echo $PATH
  - which $CC
  - $CC  --version
  - which $CXX
  - $CXX --version
  - ./install-deps.sh `pwd`/local
  - cd ..
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then export LD_LIBRARY_PATH=${LATDIR}/ci-scripts/local/lib:$LD_LIBRARY_PATH; fi
  - if [[ "$CC" == "gcc-7" ]]; then export CXXFLAGS='-Wno-int-in-bool-context'; fi

script:
  - cd ci-scripts
  - ./install-latan.sh `pwd`/local $TRAVIS_OS_NAME