Shell Programming and Scripting

 
grep "$greptime.*exit" Prod.$(hostname).log | grep $fdrdate_new

#!/bin/ksh
#set -xv
basedir="/path/of/log"
fdrdate_new=${1:-fdrdate_new default value}
greptime=${2:-greptime default value}
hostname=${1:-default hostname}
looking=1
cd "$basedir"
ls -td * | while [ "$looking" ] && read fn
do
	if [ ! -d "$fn" ]
	then	continue
	fi
	if grep "$greptime.*exit" "$fn/Prod.$hostname.log" | grep "$fdrdate_new"
	then	echo "Match found in file: $fn/Prod.$hostname.log"
		looking=
	else	echo "No match found in file: $fn/Prod.$hostname.log"
	fi
done
if [ "$looking" ]
then	echo "No match found."
	exit 1
fi