Shell Programming and Scripting

#!/bin/bash
DATMASKE='*.cfg'
read serveralt
read serverneu
echo Bisherige Bezeichnung: $serveralt , neue Bezeichung: $serverneu

for x in $(find /home/test -type f -iname "$DATMASKE"); do
awk ' { gsub("'$serveralt'","'$serverneu'"); print > FILENAME } ' $x

done

diff $x FILENAME

or

cmp $ FILENAME

#!/bin/bash
DATMASKE='*.cfg'
read serveralt
read serverneu
echo Bisherige Bezeichnung: $serveralt , neue Bezeichung: $serverneu

for x in $(find /home/test -type f -iname "$DATMASKE"); do
  grep -q "$serveralt" "$x"
  if [ $? -eq 0 ]
  then
    awk ' { gsub("'$serveralt'","'$serverneu'"); print} ' "$x" > tempfile
    mv tempfile "$x"
    echo "File $x changed" >> logfile
  fi
done