#! /bin/sh
#
# Indented directory tree
# Usage: it [path]
#
# Casper Boden-Cummins 
#

(echo ${1:-$PWD}:; ls -lR $1) | sed '
/\/.*:$/ {
    h
    x
    s/[^/]//g
    s/./ /g
    x
    }
G
s/\(.*\)\n\(.*\)/\2\1/
'