Shell Programming and Scripting

       6) echo "Files in `pwd`"; ls -l ; echo "Press any key ..."; read;;

       1) cal $(date +%Y); echo "Press any key ..."; read ;;

#!/bin/ksh
#!/bin/bash
# Cool Script for Weekly Assignment 2 (#3) that creates a menu to act as a ui
# and run some popular commands.
clear

PS3='Please enter your menu choice> '

oldIFS=$IFS
IFS='
'
menu='Display Calendar for current year
Show files in your home directory
Launch vi to create/edit a file
Shutdown system now
Shutdown system in 5 minutes
Show files in current directory
Exit'

while :
  do
     clear
     echo "**************************************************"
     echo " Main Menu of Linux User Interface"
     echo " Today's Date and Time: " `date`
     echo "**************************************************"



     select choice in ${menu}
     do
       case $REPLY in
         1) cal $(date +%Y); echo "Press any key ..."; read ;;
         2) echo "Files in `$HOME`" ; ls -l ; echo "Press any key ..." ; read ;;
         3) vi ;;
         4) clear
            echo " "
            echo " "
            read -p "Are you sure you want to shut down? - Y/N: " choice
            if [[ "$choice" = 'Y' ]] ; then
            sudo shutdown -h now
            fi
            clear ;;
         5) sudo shutdown -h now ;;
         6) echo "Files in `pwd`"; ls -l ; echo "Press any key ..."; read;;
         7) exit 0 ;;
         *) echo "Invalid selection!!!  Please select choice 1,2,3,4,5,6, or 7";
            echo "Press any key ..." ; read ;;

      esac
      REPLY=''
    done
done
IFS=$oldIFS