#!/bin/bash

ask_forUpdate() {
    printf "\n Do you want to update the system? [y/n]\n"
    while : ; do
    read -n 1 k <&1
    if [[ $k = n ]] ; then
    printf "\n Skipping system update...\n"
    break
    elif [[ $k = y ]] ; then
    printf "\ Updating system packages...\n"
    sudo apt-get update
    break
    else
    printf "\n Skipping dependencies update...\n"
    break
    fi
    done
}

install_ubuntuPackage() {
    dpkg -s $1 &> /dev/null

    if [ $? -eq 0 ]; then
        echo "[+] $1 found"
    else
        echo "[+] $1 not found"
        echo "Installing $1 ..."
        sudo apt-get -y install $1
    fi
}

checkPackages() {
    ask_forUpdate

    printf "\n Checking for required Ubuntu packages...\n\n"
    install_ubuntuPackage libc6-armel-cross
    install_ubuntuPackage libc6-dev-armel-cross
    install_ubuntuPackage binutils-arm-linux-gnueabi

    install_ubuntuPackage gcc-arm-linux-gnueabihf
    install_ubuntuPackage g++-arm-linux-gnueabihf

    echo ""
    echo " All the required packages are installed.
         "
}

checkPackages