Shell Programming and Scripting

LOGFILE=/path/`date '+%d%b%y'`.logfile.log
$ ./script.sh 2>&1 >> ${LOGFILE}

#!/bin/ksh
.
.
.
echo "Give your choice: "

read answer

case "$answer" in
  1) echo "command1" >> logfile
     command1
     ;;
  2) echo "command2" >> logfile
     command2
     ;;
  3) ...
     ;;
  4) ...
     ;;
  * ) echo "Other choice..."
     ;;
esac

#!/bin/bash
while :
do
 clear
 echo "   M A I N - M E N U"
 echo "1. Make a New Directory"
 echo "2. Safely Delete a File"
 echo "3. List Out the Contents of a File"
 echo "4. Display the Full name of Any User"
 echo "5. Display The Current Date"
 echo "6. Display the Disk Usage"
 echo "7. Show who is logged on"
 echo "8. Show User Processes"
 echo "9. Display The logfile"
 echo "0. Exit"
 echo -n "Please enter option [0 - 9]"
 read opt
 case $opt in
  1) 'pwd'
     echo "The Above Directory is where your file will be created.";
     echo "Make a New Directory, Enter a New DIR NAME please $USER";
     read "dir_name";
     mkdir "$dir_name";
     echo "Press Enter key to Continue";
     read enterKey;;

  2) "$(ls -l)"
     echo "Which File Do you want to delete?";
     read fname;
     if [ -d $fname ];
     then echo "Sorry But this file is a Directory and Must be deleted Manually";
     fi;
           
      if [ -f $fname ];
      then
      cp $fname /home/$USER/dsave/$fname$$;
      fi;
      rm -r "$fname"
      echo "Please press the enter Key to continue..."
      read enterKey;;

  3) "$(ls -l)"
     echo "Which File Do you want list the Contents of?";
     read response2;
     ls -l "$response2";
     echo "Press Enter Key To Continue";
     read enterKey;;
 
  4) echo "Listing all Users now";
     cat /etc/passwd | grep "/home" |cut -d: -f1
     echo "All users have now been Printed"; 
     echo "Press Enter Key to continue";
     read enterKey;;

  5) echo " Todays date and time is '$(date)'";
     echo " Press the Enterkey to Continue";
     read enterKey;;

  6) "$(df -ah)";
     echo " Press the Enterkey to continue";
     read enterKey;;

  7) echo "This Is Who Is Currently Logged";
     who | more;
     echo "Please press enter key to continue..";
     read enterKey;;

  8) echo "Displaying all processes for Users";
     "$(ps -afu)";
     echo "Press the Enterkey to continue";
     read enterKey;;

#  9) LOGFILE=/home/$USER/logfiles/`date '+%d%b%y'`.logfile.log;;

  0) echo "GoodBye";
     exit l;;
esac
done