[plt-scheme] handin-server checker

On Sep  2, Matthias Felleisen wrote:
> I think Ryan is asking for a programmatic way to time-out sandboxes.

If that's the case, then it's easy like every other situation where
you want to terminate a computation after a delay:

  (let ([e (make-evaluator ...)])
    (sleep 2)
    (kill-evaluator e))


> As for the universe teachpack, we should probably provide a stub that
> is 'graphics' less and instead admits a reply of events, including
> message events from the server.

[Right -- and my guess is that this is going to take a little
effort...]

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