|9.||What lines do you need to change in the Bourne Again Shell script command_menu (page 654) to make it a TC Shell script? Make the changes and verify that it works.|
|10.||Users often find rm (and even rm –i) too unforgiving because it removes files irrevocably. Create an alias named delete that moves files specified by its argument(s) into the ~/.trash directory. Create a second alias, named undelete, that moves a file from the ~/.trash directory into the working directory. Finally, put the following line in your .logout file to remove any files that you deleted during the login session:
/bin/rm -f $HOME/.trash/* >& /dev/null
Explain what could be different if the following line were put in your .logout file instead:
rm $HOME/.trash/* ...