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Re: [Chicken-users] Issue loading a specifc file with Chicken-Slime
From: |
Christian Kellermann |
Subject: |
Re: [Chicken-users] Issue loading a specifc file with Chicken-Slime |
Date: |
Thu, 17 Mar 2011 09:19:05 +0100 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
* Nick Gasson <address@hidden> [110316 21:30]:
> > It's here: http://paste.lisp.org/display/120567
> >
> > The line that seems to cause the issue is 69 - (define (imag-part z) (apply-
> > generic 'imag-part z))
> >
> > It's odd because there are very similar (currently commented) lines around
> > it
> > which do not cause any problem if uncommented. Something about the
> > imag-part
> > definition does.
>
> The problem seems to be that
>
> (define (imag-part z) (apply-generic 'imag-part z))
>
> Redefines a built-in function imag-part which is called inside the fmt
> library (used internally to swank-chicken to format responses). This
> then causes it to crash with:
>
> READ 00006f(:emacs-rex (swank:listener-eval "(define (imag-part z)
> (apply-generic 'imag-part z))\n") "CSI" :repl-thread 4)
>
> Note: assignment to imported value binding: imag-part
>
> Error: unbound variable: apply-generic
>
> Call history:
>
> <eval> [swank-emacs-rex] (swank-write-packet result out)
> <eval> [swank-write-packet] (with-output-to-string (lambda () (write
> msg)))
> <eval> [swank-write-packet] (write msg)
> <eval> [swank-write-packet] (fmt #f (pad-hex (string-length string))
> string)
> <eval> [swank-write-packet] (pad-hex (string-length string))
> <eval> [swank-write-packet] (string-length string)
> <eval> [pad-hex] (pad-char #\0 (pad/left 6 (num n 16)))
> <eval> [pad-hex] (pad/left 6 (num n 16))
> <eval> [pad-hex] (num n 16)
> <eval> [imag-part] (apply-generic (quote imag-part) z) <--
>
> Not sure what the best solution to this is.
One way would be to use a separate environment for evaluating user
code. This can be done by adding it to the eval function.
I will try it.
Christian