Stuff

#!/bin/sh

# buser assignment

case "$1" in
        -a|--add)
                addfunc() { while read line; do useradd "$line"; done < $1; }
                RETVAL=$?
                ;;
        -d|--delete)
                echo "delete"
                RETVAL=$?
                       ;;
        -l|--list)
                echo "list"
                RETVAL=$?
                ;;
        *)
                echo "You need to input a command!"
                RETVAL=1
                ;;
        esac
exit $RETVAL