Write a linux shell program to perform a menu driven program to check for file existence,file readable or not,file writeable or not,

Write a menu driven program to check for file existence,  file   

         readable or not,  file writeable or not

Code:

clear echo ------------------------ echo '\tCheck file' echo ------------------------ echo Enter the file name read f1 echo 1.File existence or not echo 2.Readable or not echo 3.Writeable or not echo 4.Exit echo Enter your choice read choice case $choice in 1) if [ -f $f1 ] then echo File was existence. else echo File was not existence. fi ;; 2) if [ -r $f1 ] then echo File was readable. else echo File was not readable. fi ;; 3) if [ -w $f1 ] then echo File was writeable. else echo File was not writeable. fi ;; 4) echo Thank you. ;; *)echo This is not a choice esac

Output:

------------------------
Check file
------------------------
Enter the file name
satheesh
1.File existence or not
2.Readable or not
3.Writeable or not
4.Exit
Enter your choice
1
File was existence.