.travis.yml

dist: trusty
sudo: false
language: cpp
os: linux
compiler: gcc

addons:
  apt:
    sources:
      - ubuntu-toolchain-r-test
    packages:
      - gcc-7
      - g++-7
      - libgtest-dev
      - libgoogle-glog-dev
    update: true

before_install: chmod +x ./ci/install_dependencies.sh
install: ./ci/install_dependencies.sh
script: 
  - export CC=gcc-7
  - export CXX=g++-7
  - mkdir build
  - cd build
  - cmake -DCMAKE_BUILD_TYPE=Release ..
  - make

notifications:
  email: false

# References:
# Travis CI Docs - Installing dependencies: https://docs.travis-ci.com/user/installing-dependencies/
# How to tell cmake which compilers to use: https://stackoverflow.com/questions/41916656/how-to-use-travis-ci-to-build-modern-c-using-modern-cmake
# (not used) How to install GTest into Travis CI: http://david-grs.github.io/cpp-clang-travis-cmake-gtest-coveralls-appveyor/
#     git submodule command: https://git-scm.com/book/en/v2/Git-Tools-Submodules