title: csh scripting for password authorisation of user
body: <p>I'm trying to write a professional program to accept and process input via a Menu based system. The program should have no command line arguments. it will be writen in csh script called TaskMenu. This shell script will: </p>
  
  <ol>
  <li>ask for a password from the user.<br>
  a. If the password is not correct, the system will exit
  with an appropriate error message.   </li>
  <li>display a text menu and then get a response from the user.   </li>
  <li>process the user input and redisplay the text menu
  until the user wants to quit.</li>
  </ol>