UNIX for Dummies Questions & Answers

uid=`awk -F: '{print $3}' /etc/passwd`

if [ $uid -gt 500 ]; then

HOME=`awk -F: '{print $6}' /etc/passwd`

find $HOME -name "core*"  -print

exec 3< /etc/passwd
while IFS=: read x x UID x x HOMEDIR x <&3; do
  if [ "$UID" -gt 500 ]; then
    find $HOMEDIR -type f -name core -print 2>/dev/null | while read filename
    do
      printf "Found file:  $filename - "
      filetype=`file "${filename}"|grep "core file SPARC Version 1, from"|awk '{print $5}`
      if [ "${filetype}X" = coreX ]
      then
        echo "core file.  Remove."
        #rm "${filename}"
      else
        echo "wrong file type."
      fi
    done
  fi
done