#!/bin/sh

if [ $# -ne 1 ]; then
  echo "usage: clearout directory" >&2
  exit 1
fi

if [ ! -d "$1" ]; then
  echo "$1 is not a directory" >&2
  exit 1
fi

find $1 -name core -print > /tmp/$USER.$$ 2>/dev/null
find $1 -name 'junk*' -print >> /tmp/$USER.$$ 2>/dev/null

(for i in `cat /tmp/$USER.$$` ; do
  echo "removing $i"
  /bin/rm -f $i 2>&1
done ) | mailx $USER

sleep 60 
echo "sh ./clearout $1" | at 11:00pm