#!/bin/bash

dir=$1

for f in "$dir"/*
do
    nuovonome=$(echo "$f" | tr [:upper:] [:lower:])
    #echo "newName $nuovonome"
    #echo "oldName $f"
    #echo "$f"
    if [ -f "$f" ]
    then
	#echo "file $f"
	mv $f $nuovonome
    elif [ -d "$f" ]
    then
	#echo "dir $f"
	$0 $f
	mkdir $nuovonome
	#cp -r $f $nuovonome
    fi
done

exit 0