#! /bin/shLOGFILE=$1GOLDENLOGFILE=$2DIFFFILE="logfile.diff"TMPFILE="logfile.grep"if [ ! -f "$LOGFILE" ] || [ ! -f "$GOLDENLOGFILE" ] ; then    echo "fail"    exit;figrep "^%%REG: " $LOGFILE >$TMPFILEif [ ! -f $TMPFILE ] ; then    echo "fail"    exit;fidiff $TMPFILE $GOLDENLOGFILE >$DIFFFILErm $TMPFILEif [ -s $DIFFFILE ] ; then    echo "fail"else    echo "passed"fi