Made directory prerequisites order-only prerequisites.
authorW. Trevor King <wking@drexel.edu>
Tue, 2 Sep 2008 13:21:46 +0000 (09:21 -0400)
committerW. Trevor King <wking@drexel.edu>
Tue, 2 Sep 2008 13:21:46 +0000 (09:21 -0400)
commitd72f47bb21b045b289c35d31cec45779baa8ae21
treea4e9bf270bdd99a6c63bfc25b158a97dc928edef
parent4923b41b9275450c6da2abee09ce8e966cf11af7
Made directory prerequisites order-only prerequisites.

Avoids excessive rebuilding. See
  http://www.kolpackov.net/pipermail/notes/2004-January/000001.html
  http://www.gnu.org/software/make/manual/html_node/Prerequisite-Types.html
  http://savannah.gnu.org/support/?104349
for details
src/sawsim.nw