#!/bin/bash

#trap 'read;clear;echo "depth=$depth, parent=\"${parent[*]}\", item=$item"' DEBUG
#set -T

depth=0
declare -a parent

function node {
	local item
	((depth++))
	pushd "$1" >/dev/null
	parent[depth]=$1
	for item in *
	do
		( IFS=/ ; printf -- "%s/%s\n" "${parent[*]}" "$item" )
		[ -d "$item" -a ! -h "$item" ] && node "$item"
	done
	unset 'parent[depth]'
	popd >/dev/null
	((depth--))
}

shopt -s nullglob
echo "$1"
node "$1"