shell脚本，编写1个弹出式菜单的shell程序并实现其简单的菜单功能。

[root@localhost wyb]# cat zonghe.sh
#!/bin/bash
#zonghe
usage(){
case $choice in
)
read -p "please input the old file and new file : " old_file new_file
cp -r $old_file $new_file
if [ $? -eq  ];then
    echo "success!" >&
fi
     sleep
;;

)
read -p "please input the file and newname : " file newname
mv $file $newname
if [ $? -eq  ] ;then
    echo "success!" >&
fi
sleep
;;

)
read -p "please input the file or dir you wanna del : " filename
rm -rf $filename
if [ $? -eq  ];then
    echo "success!" >&
fi
sleep
;;

)
read -p "please input the file you wanna find : " file
find / -name $file
if [ $? -eq  ];then
    echo "success!" >&
fi
sleep
;;

)
exit
;;

*)
;;

esac

}

while :

do

cat<<EOF
 *************************************
*                MENU                  *

*   .copy                 .rename    *

*   .remove               .find      *

*                 .exit              *

 *************************************
EOF

read -p "please enter your choice : " choice

usage

done