Hierarchy management tool for magic/CIF/GDSII/PCSTR/GED

todo list.
HTML
frequency counter per each cell -> more number format
general byte ordering
other OS ?
screen management in interactive mode in DOS ?
Automatic detection of input format
	strategy when mixed ?
cell extractor with subcells -e:
data format converter ?
	c -> to cif
	g -> to gdsii
	p -> to pcstream
	m -> to magic
command line usage of data format converter ?

done list.
# TeX
#screen management in interactive mode : socket with less ?
#	command 'p' will toggle pager mode -> each command session is
#	buffered with the pager.
#	fork();
#	exec();
# ignore case option
# ported to DOS
# GED support
# PCstream
# gdsII
# CIF
# .magic file search - ~cad/lib/magic/sys/.magic, $HOME/.magic, ./.magic all
# Unify tree & branch

Another project
Viewer for layouts -> PS output