[slime-devel] input not getting through

[Pascal Bourguignon]

Daniel Patru writes:
> The following code:
> 
> (defun prompt ()
>    (do ((line nil (and (listen) (read))))
>       ((eq line 'q))
>     (when line (print line))
>     (print '>)
>     (sleep 5)))
> 
> when run in directly in the clisp interpreter in a shell, will output
> a > every 5 seconds, and print out any symbols entered until q is
> entered.
> 
> when run under slime, only > is printed every 5 seconds, the input is
> not printed out, instead a message in the minibuffer says:
> ; pipelined request... (swank:listener-eval "<input>")
> 
> Anyway to make this work? (I'm trying to do some processing in between
> user input.)
> I'm running clisp 2.34, slime 1.2.1, emacs 21.3.1 and windows xp.


You should have some notion of buffered vs. unbuffered I/O. 
This is basic CS stuff.

In lisp, this means use: FINISH-OUTPUT.


-- 
__Pascal Bourguignon__                     http://www.informatimago.com/
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