Shell Programming and Scripting

#!/bin/bash
export fileclob
cd /home/appsuser/dataload
file='EG.mdd'
chmod 777 $file
dos2unix -ascii -k -q -o  $file $file
sed -e '${/^$/d}' $file
for LINE in $(cat $file)
do
  echo "line is"
  if [ -n $LINE ]
  then
  echo "line is $LINE"
  echo " "
  Y=${#fileclob}
  if [ $Y = 0 ]
  then
    fileclob=$LINE
     echo  "fileclob_1 $filecloob"
  else
    fileclob="${fileclob},${LINE}"
    echo  "fileclob_2  $fileclob"
  fi
 fi
done
echo "${fileclob} "

line is
line is Hello
fileclob_1
line is
line is Bye
fileclob_2  Hello,Bye
line is
line is Hi
fileclob_2  Hello,Bye,Hi
Hello,Bye,Hi