dist: trusty
language: c
matrix:
  include:
    - os: linux
      env:
        - MATRIX_EVAL="BUILD_DIR=unix"
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-4.9
      env:
        - MATRIX_EVAL="CC=gcc-4.9 && BUILD_DIR=unix"
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-5
      env:
        - MATRIX_EVAL="CC=gcc-5 && BUILD_DIR=unix"
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-6
      env:
        - MATRIX_EVAL="CC=gcc-6 && BUILD_DIR=unix"
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
      env:
        - MATRIX_EVAL="CC=gcc-7 && BUILD_DIR=unix"
    - os: osx
      osx_image: xcode8
      env:
        - MATRIX_EVAL="BUILD_DIR=unix"
    - os: osx
      osx_image: xcode8
      env:
        - MATRIX_EVAL="BUILD_DIR=macosx"
    - os: windows
      env:
        - MATRIX_EVAL="BUILD_DIR=win"

before_install:
  - eval "${MATRIX_EVAL}"
  - cd ${BUILD_DIR}
install:
  - ./configure
script:
  - make
  - make test