Re: [Chicken-users] Parsing lists from external scheme intepreters

[Felix Winkelmann]

Michael Erdmann wrote:
> Hallo *,
>
> currently i am build a small extension for chicken which allows to use
> chicken code as an client for the framerD database. I am able to
> issue request to the server. The result are scheme list (in text)
> and i am looking for a simple way to convert this in chicken
> data instanes. Typical results are (ignore the result = in front):
>
> result = #t
> result = ("if" @3ff031ad/7381a "then" @3ff031ad/73801 @3ff031ad/7381c)
> result = ("declare" @3ff031ad/7380c)

To convert strings into data, you can use string-ports, which
are quite portable:

(define (string->data str)
  (let ((i (open-input-string str)))
    (read i) ) )


See also: http://srfi.schemers.org/srfi-6/srfi-6.html


> I have checked the documentation i found operations to start end end
> a list but not to add anything.
>

I'm sure whether I understand: you mean to add things to a list?


cheers,
felix