language: cpp
sudo: required
dist: xenial
os: linux

before_install:
  # Pre
  - sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
  - sudo apt-get update -q
  - sudo apt-get install wget -y
  - git submodule update --init --recursive

  # GCC
  - sudo apt-get install g++-7 -y

  # CMake
  - CMAKE_URL="https://cmake.org/files/v3.11/cmake-3.11.1-Linux-x86_64.tar.gz"
  - mkdir cmake && travis_retry wget --no-check-certificate --quiet -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake
  - export PATH=$(pwd)/cmake/bin:${PATH}

  # Boost
  - BOOST_URL="https://dl.bintray.com/boostorg/release/1.66.0/source/boost_1_66_0.tar.gz"
  - mkdir boost && travis_retry wget --no-check-certificate --quiet -O - ${BOOST_URL} | tar --strip-components=1 -xz -C boost
  - cd boost
  - ./bootstrap.sh --with-libraries=log,filesystem
  - ./b2 -d0 -j2 variant=release link=shared threading=multi address-model=64 runtime-link=shared
  - cd ..
  - BOOST_ROOT="./boost"

install:
  - export CC=gcc-7
  - export CXX=g++-7
  - which ${CC}
  - which ${CXX}
  - which cmake

before_script:
  - mkdir -p build
  - cd build

script:
  - cmake -DBOOST_ROOT=${BOOST_ROOT} ..
  - make -j2