# just for compatibility; requiring "sha1" is obsoleted
#
# $RoughId: sha1.rb,v 1.4 2001/07/13 15:38:27 knu Exp $
# $Id$

require 'digest/sha1'

SHA1 = Digest::SHA1

class << SHA1
  alias orig_new new
  def new(str = nil)
    if str
      orig_new.update(str)
    else
      orig_new
    end
  end

  def sha1(*args)
    new(*args)
  end
end