munsell-data.el: all.dat 
	awk 'NR != 1 {printf("(\"%s%s/%s\" . \"CIExyY:%s/%s/%s\")\n", $$1, $$2, $$3, $$4, $$5, $$6 / 100)}' all.dat > _generated
	m4 munsell-data.template > munsell-data.el

all.dat:
	wget -N ftp://ftp.cis.rit.edu/mcsl/munsell_data/all.dat