[iolib-devel] compilation error

[Stelian Ionescu]

On Sat, 2009-12-26 at 14:05 -0600, Peter Keller wrote:
> On Thu, Dec 24, 2009 at 07:19:59PM -0600, Peter Keller wrote:
> > So, after all that, now I have to check out to see if the echo-server.lisp
> > program works. :)
> 
> Ok, after some experimentation and writing my own code based off of the
> echo-server.lisp code, I've found a bug in the echo-server.lisp code:
> 
> In function make-listener-handler, it will timeout after a certain amount
> of time, this clause is supposed to fire:
> 
>       (when (eql :timeout event)
>         (warn "Got a server timeout!")
>         (return))
> 
> 
> However, it won't because the (eql :timeout event) should be 
> (eql :timeout exception) instead. 
> 
> The current behavior of the bug is after 15 seconds, the server becomes
> completely unresponsive. By default this isn't seen because the timeout
> for the server itself is 10 seconds.
> 
> Also, unrelated, the (defvar *sockets* (make-hash-table)) at the top of
> the file should be (defvar *sockets* nil) instead.

Thanks. I've updated the example

> Now, a question, is there a means by which I can have iomux:event-dispatch
> return control to me for a while at specified intervals, and then go
> back to multiplexing i/o? This would allow me to not have to put the
> server machinery into the read/write functions on the streams themselves
> or be beholden to my processing only on communication boundaries. If I
> can get a single threaded solution, then I wouldn't have to worry about
> the usual things with threads concerning data races and whatnot.

(event-dispatch *base* :one-shot t)


-- 
Stelian Ionescu a.k.a. fe[nl]ix
Quidquid latine dictum sit, altum videtur.
http://common-lisp.net/project/iolib
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