[racket] filesystem api

Three hours ago, Nikita B. Zuev wrote:
> Thanks, for your replies, `fold-files' is exactly what I need.

Note that this will essentially do the double FS access -- but it
shouldn't be a problem since two quick FS polls for the same
information should be pretty much the same cost as one with a proper
cache.

-- 
          ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
                    http://barzilay.org/                   Maze is Life!