W.A.S.S to count the number of files which contains a given pattern and also display the names of all those files.

echo -e "Enter the pattern : \c"

read ptrn

cnt=0

for i in `ls -1`

do

 if [ -f $i ]

 then

  l=`grep -E $ptrn $i|wc -l`

  if [ $l -gt 0 ]

  then

   echo "$ptrn is found in $i file."

   cnt=`expr $cnt + 1`

  fi

 fi

done

echo "$ptrn is found in Total $cnt file(s)."

Output

sh filept.sh

Enter the pattern : narendra

narendra is found in temp3.txt file.

narendra is found in temp4.txt file.

narendra is found in Total 2 file(s).