#!/bin/ksh
##################################################
# Rename files in current directory that have 
# spaces to underscores
#
# To do subdirs, do a "find . -name > /tmp/myfile"
# then run this script with an argument of /tmp/file.
#    i.e. rename_space /tmp/myfile
#
##################################################
if (( $# ))
then
	FILES=$(cat $1)
else
	FILES=*
fi

for FILE in $FILES
do
	if [[ -n "$(echo "$FILE" | grep ' ')" ]]
	then
		echo "Renaming: $FILE"
		#spaces become underscores
		#other metachars are removed
		mv "$FILE" $(echo "$FILE" \
					| tr ' ' '_' \
					| sed -e 's/[(),"]//g' \
					| sed -e "s/'//g" )
	else			
		echo "OK - No Action: $FILE"
	fi
done