.travis.yml

# inspired by
#     some googling
#     llvm.org/apt
#     docs.travis-ci.com
#     github.com/beark/ftl/blob/master/.travis.yml
#     stackoverflow.com/a/30925448/865719
#     docs.travis-ci.com/user/apt
#     github.com/travis-ci/apt-package-whitelist/blob/master/ubuntu-precise
#     github.com/travis-ci/apt-source-whitelist/blob/master/ubuntu.json

# run this in a container
sudo: false
language: cpp
compiler:
  - clang
  - gcc

env:
  - BUILD_TYPE=Debug
  - BUILD_TYPE=Release

addons:
  apt:
    sources:
    - ubuntu-toolchain-r-test
    - llvm-toolchain-precise-3.6
    packages:
    - clang-3.6
    - libc++-dev
    - gcc-4.8
    - g++-4.8

install:
  # compilers
  - if [ "$CXX" = "g++"     ]; then export CXX="g++-4.8"     CC="gcc-4.8";   fi
  - if [ "$CXX" = "clang++" ]; then export CXX="clang++-3.6" CC="clang-3.6"; fi

  # cmake 3
  - mkdir -p _build/cmake_bin _build/cmake_build
  - wget --no-check-certificate https://cmake.org/files/v3.3/cmake-3.3.2-Linux-x86_64.tar.gz -O _build/cmake_bin/cmake.tgz
  - tar xvfz _build/cmake_bin/cmake.tgz -C _build/cmake_bin
  - export CMAKE3="$(pwd)/_build/cmake_bin/cmake-3.3.2-Linux-x86_64/bin/cmake"

script:
  - cd _build/cmake_build
  - $CMAKE3 -DCMAKE_BUILD_TYPE=$BUILD_TYPE ../..
  - $CMAKE3 --build .