sudo: false

os: linux

dist: trusty

language: c

compiler: gcc

addons:
  apt:
    sources:
      - ubuntu-toolchain-r-test
    packages:
      - gcc-4.9
      - g++-4.9

env:
  - NODE_V=0.10
  - NODE_V=0.12
  - NODE_V=4
  - NODE_V=6
  - NODE_V=9
  - NODE_V=12

before_install:
  - rm -rf $HOME/.nvm $HOME/.npm && git clone --depth 1 https://github.com/creationix/nvm.git $HOME/.nvm
  - source $HOME/.nvm/nvm.sh && nvm install $NODE_V
  - if [[ $TRAVIS_OS_NAME == "linux" ]]; then export CC=gcc-4.9 && export CXX=g++-4.9; fi

install:
  - make

script:
  - make check

branches:
  only:
    - master