Xfce git install skript

#!/bin/bash

URL="git://git.xfce.org/xfce"

for i in xfce4-dev-tools libxfce4util xfconf libxfce4ui libxfce4gui \
 garcon exo xfce4-panel thunar gtk-xfce-engine installit libfrap \
 xfwm4 thunar-desktop-plugin thunar-vfs thunar-volman tumbler \
 xfce-installers xfce-utils xfce4-appfinder xfce4-docs \
 xfce4-power-manager xfce4-session xfce4-settings xfdesktop
do
    echo "Checking component ${i}"
    if [ -d $i ]
    then
        cd $i
        git pull
        if [ $? -ne 0 ]
        then
            echo "Pull of component ${i} failed!"
            exit 1
        fi
        cd ..
    else
        git clone "${URL}/$i"
        if [ $? -ne 0 ]
        then
            echo "Clone of component ${i} failed!"
            exit 1
        fi
    fi
done

echo "Checkout done!"

echo "Password:"
stty -echo
read password
stty echo

for i in xfce4-dev-tools libxfce4util xfconf libxfce4ui libxfce4gui
 garcon exo xfce4-panel thunar gtk-xfce-engine libfrap xfwm4 \
 thunar-vfs thunar-volman tumbler xfce-installers xfce-utils \
 xfce4-appfinder xfce4-power-manager xfce4-session xfce4-settings \
 xfdesktop
do
    echo "Installing component ${i}"
    cd $i
    PKG_CONFIG_PATH="/usr/local/lib/pkgconfig" ./autogen.sh
    if [ $? -ne 0 ]
    then
        echo "Configure of component ${i} failed!"
        exit 1
    fi
    make
    if [ $? -ne 0 ]
    then
        echo "Make of component ${i} failed!"
        exit 1
    fi
    echo $password | sudo -S make install
    if [ $? -ne 0 ]
    then
        echo "Make install of component ${i} failed!"
        exit 1
    fi
    echo "Installing component ${i} successful!"
    cd ..
done

cd installit
echo $password | sudo -S python2 setup.py install
if [ $? -ne 0 ]
then
    echo "Install of component installit failed!"
    exit 1
fi
cd ..

echo "Xfce Git installed successfully!"

# TODO  thunar-desktop-plugin, xfce-installers, xfce4-docs