#!/bin/bash

PROG=`basename $0 | sed -e "s/^\.?\/?//"`
procnr=$$
now=`date '+%Y%m%d-%H%M%S'`

# ensure this values
DEBUGFILE="/tmp/${PROG}.${now}.${procnr}"
INITSCRIPT=/etc/init.d/sendmail
EXIM=/usr/sbin/exim
# /ensure this values

# always that:
echo=/bin/echo

# function
bashtrap()
{
   $echo -e "\n\n"
   $echo -e "start exim in daemon mode"
   $INITSCRIPT start
}

# intro

touch $DEBUGFILE
$echo "press return to shut down exim and start exim in debug mode"
$echo "debug output: $DEBUGFILE - watch it in a second session like"
$echo "less +F $DEBUGFILE"

$echo -e "Press [RETURN] to continue\c"
read answ

trap bashtrap INT

# kill running exim

ps -edafw | grep exim | grep -v grep | grep -v $PROG
RETCODE=$?
if [ $RETCODE -eq 0 ]; then
   $echo -e "kill running exim ..\c"
   $INITSCRIPT stop
   killall exim
   ps -edafw | grep exim | grep -v grep | grep -v $PROG | \
      while read o p pp rest
      do
         kill -9 $p
      done
   $echo " ... done. will start exim in debug mode - stop with [Ctrl+C]"
   $EXIM -bd -q1h -d 2>&1 | tee -a $DEBUGFILE
else
   $echo "NO RUNNING EXIM FOUND\! - nothing to do"
   rm $DEBUGFILE
fi
#eof