Racourcis sur bureau xubuntu

#!/bin/bash
##Script-Yannou90 : http://forum.ubuntu-fr.org/profile.php?id=73803
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

listicone=$(ls /usr/share/applications | grep .desktop | tr "\n" " " | sed s/.desktop//g)
while true
do
creaticon=$(zenity --entry --title=ICONATOR --text="Nom de l'application ou sélectionnez d'après la liste déroulante:" $listicone)
if [ "${PIPESTATUS[0]}" != "0" ]; then
exit
fi
ls /usr/share/applications | grep $creaticon
if [ $? = 0 ] ; then
cp /usr/share/applications/$creaticon.desktop /home/$USER/Bureau
exit 0
fi
zenity --warning --title=ICONATOR --text="l'application n'existe pas !"
done