########### Following portion of code checks all AU extension files
########### and then converts them into UL extension file.

echo "Enter complete path of directory to be processed."
read direct
echo $direct
 
ls -1 ./$direct/ > ./$direct/aulist
cd $direct
#pwd
let track1=2
let noofaufiles=0
noofaufiles=`wc -l aulist | tr -s " " | cut -f 2 -d " "`
noofaufiles=`expr $noofaufiles + 0`
#echo "No. of files=$noofaufiles"
while [ $track1 -le $noofaufiles ] 
do
aufile=`head -$track1 aulist | tail -1`
#echo $aufile
let track1=track1+1
#echo "Track1=$track1"
echo $aufile > tempaufile
ausource=`cat tempaufile`
#echo "ausource="$ausource
wcount=`wc -c tempaufile | tr -s " " | cut -f 2 -d " "`
wcount=`expr $wcount + 0`
#echo "Wcount=$wcount"
excount=`expr $wcount - 2`
#echo "Excount=$excount"
prename2=`cat tempaufile | cut -c $excount-$wcount`
#echo "Prename2=$prename2"
wcount=`expr $wcount - 3`
#echo "New wcount=$wcount"
prename1=`cat tempaufile | cut -c 1-$wcount`
#echo "prename1=$prename1"
uldest=${prename1}ul
#echo $uldest
/tftpboot/sox -V -r 8000 -U -b $ausource -t raw /tftpboot/$direct/$uldest

done
###********************************************************##