#!/bin/sh 
#
# del - Asks if you would like to delete each file if there are three
# files or less specified.  For more than three files, it displays
# them and asks you once if you wish to delete them all:

case $# in
0)     echo "`basename $0`: you didn't say which file(s) to delete"; exit 1;;

# If we're deleting only 1, 2, or 3 files, confirm for each one.
[123]) /bin/rm -i "$@" ;;

# If we're deleting more then 3 files, echo them all, and confirm once.
*)     echo "$*"
       echo do you want to delete these files\?
       read a
       case "$a" in
       [yY]*) /bin/rm "$@" ;;
       esac
       ;;
esac