#!/bin/ksh
if [ -n "$1" -a "$1" != "-w" -o -n "$2" ]
then
    echo "hotshell: illegal option or usage"
    echo "Usage: hhog [-w]"
else
    ps -ef |
    awk 'NR ==1{ next }
	{
	   if ($1 != "root")
	      sessions[$1] = sessions[$1] + 1
        }
        END {
           for (name in sessions) 
	      print sessions[name], name | command = "sort -n -r" 
        }' |
    if [ "$1" = "-w" ]
    then
	winner=`awk 'NR==1{
	   print $2
        }'`
	echo "Sending mail to $winner"
	echo '
        -----------------------------------------------
	Greetings: Could you please quit some of the
	jobs you are running? The server is very busy.  
	Thanks!
	-----------------------------------------------' | mail -s "Your jobs" $winner
    else
	awk 'NR==1{
           print $2" is running the most jobs: "$1" jobs"
        }'
    fi
fi