#! /bin/sh
# (c) Jose Agustin Lopez Bueno (Agustin.Lopez@uv.es)
# Rename multiple files (recursive)
# usage: renameall dirinicial filefilter quebuscar conquereemplazar

if [ $# -ne 4 ] 
then
  echo "Usage: $0 dirinicial filefilter quebuscar conquereemplazar"
  echo "   Rename multiple files (recursive)"
  echo "   Example: $0 /tmp \"*.*\" .jpg .jpeg"
  exit 1
fi
  
find "$1" -name "$2" -print | while read i
do
   mv $i `echo $i | sed "s|$3|$4|g"`
done