mkdir -p sdk/include LIB=websocketpp DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" mkdir -p $LIB pushd $LIB git clone --depth 1 https://github.com/zaphoyd/websocketpp --branch=0.8.2 popd pushd sdk/include ln -s ../../$LIB/websocketpp/websocketpp popd