#!/bin/sh -e

sudo apt-get update
sudo apt-get -y upgrade

check_dpkg () {
	LC_ALL=C dpkg --list | awk '{print $2}' | grep "^${pkg}" >/dev/null || deb_pkgs="${deb_pkgs}${pkg} "
}

unset deb_pkgs
pkg="xserver-xorg-video-modesetting"
check_dpkg
pkg="xserver-xorg"
check_dpkg
pkg="x11-xserver-utils"
check_dpkg

if [ "${deb_pkgs}" ] ; then
	echo ""
	echo "Installing: ${deb_pkgs}"
	sudo apt-get -y install ${deb_pkgs}
	sudo apt-get clean
	echo "--------------------"
fi

cat > /tmp/xorg.conf <<-__EOF__
	Section "Monitor"
	        Identifier      "Builtin Default Monitor"
	EndSection

	Section "Device"
	        Identifier      "Builtin Default fbdev Device 0"
	        Driver          "modesetting"
	EndSection

	Section "Screen"
	        Identifier      "Builtin Default fbdev Screen 0"
	        Device          "Builtin Default fbdev Device 0"
	        Monitor         "Builtin Default Monitor"
	        DefaultDepth    16
	EndSection

	Section "ServerLayout"
	        Identifier      "Builtin Default Layout"
	        Screen          "Builtin Default fbdev Screen 0"
	EndSection
__EOF__

sudo cp -v /tmp/xorg.conf /etc/X11/xorg.conf

echo "Please Reboot"