#!/bin/sh

set -e

#if OS is linux or is not set
if [ "$TRAVIS_OS_NAME" = linux -o -z "$TRAVIS_OS_NAME" ]; then
    if [ "$CXX" = "g++" ]; then
        sudo apt-get -qq install g++-4.8
        sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 90
        sudo update-alternatives --config c++
    fi

    sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y # GCC 4.8
    sudo add-apt-repository ppa:kubuntu-ppa/backports -y   # CMake 2.8.12
    sudo apt-get -qq update
    sudo apt-get -qq install xorg-dev libglu1-mesa-dev libxcursor-dev cmake

    (
        git clone https://github.com/glfw/glfw.git --branch 3.0.4 --depth 1
        mkdir glfw/build && cd glfw/build
        cmake .. && make -j2 && sudo make install
    )

elif [ "$TRAVIS_OS_NAME" = osx ]; then
    brew tap homebrew/versions
    brew install qt5 glfw3 pkgconfig
fi