#! /usr/bin/env ruby


genes = File.open(ARGV[0], "r")

h = {}
re = /^>/

st = 0
orf = ""
lnum = 0
preorf = ""


genes.each{|l|
  if l =~ re
    preorf  = orf
    orf = l.split(' ')[0][1..-1]
#    p preorf
#    p lnum + 1
#    p st
    h[orf] = [st,0]
    h[preorf][1] = lnum + 1 if h[preorf]

    lnum = 0
  else
    lnum += 1
    st = genes.pos
  end
}
    
h[orf][1] = lnum + 1


index = File.open(ARGV[1],"w")
Marshal.dump(h,index)