Re: Re: Re: [Chicken-users] performance issue in xml-rpc

[felix winkelmann]

On 12/15/06, Daishi Kato <address@hidden> wrote:
> I'm still waiting for a comment from felix about read-line not using
> read-string.

Sorry, I know I'm too slow.

read-line can't directly use read-string unless I introduce some buffering,
so this is not exactly trivial to do in the context of chicken's I/O system.
Please give some time.

> In the meanwhile, I'm fixing the ssax egg to use ##sys#read-char-0
> like the following.
>
> Index: ssax-core.scm
> ===================================================================
> --- ssax-core.scm       (revision 2646)
> +++ ssax-core.scm       (working copy)
> @@ -804,6 +804,10 @@
>     (gambitize (eof-object? port))
>     ;(gambitize (string-append a b))
>     )
> + (chicken
> +   (define-macro (read-char port) `(##sys#read-char-0 ,port))
> +   (define-macro (peek-char port) `(##sys#peek-char-0 ,port))
> +   )
>   (else #t))
>
>
> How's this?

Does this improve performace? And: Can you assure thar the arguments
are really ports? (otherwise you'll get crashes).


cheers,
felix