#!/bin/bash
# This shell script used to install wiringPi library

function install_wiringpi()
{
    gpio -v > /dev/null 
    if [ $? == 0 ] ; then
        echo "wiringPi library already installed, exit now..."
        return;
    fi

    if [ ! -d wiringPi ] ; then
        git clone git://git.drogon.net/wiringPi 
    fi

    cd wiringPi 
    git pull origin
    ./build
}

function install_systools()
{
    sudo apt-get install -y  libssl-dev openssl
}


install_systools

install_wiringpi