Re: [Chicken-hackers] close-{in,out}put-file?

[Mario Domenech Goulart]

Hi Felix,

On Fri, 9 May 2008 11:52:07 +0200 "felix winkelmann" <address@hidden> wrote:

> On Fri, May 9, 2008 at 1:57 AM, Mario Domenech Goulart
> <address@hidden> wrote:
> > Hi folks,
> >
> > It seems that close-{in,out}put-file are defined in library.scm but
> > are not actually implemented.
> >
> > csi> (apropos (regexp "close-.*-file"))
> > close-input-file  : variable
> > close-output-file : variable
> >
> > trunk $ grep -r close-input-file *
> > library.scm:(define close-input-file)
> >
> > $ grep -r close-output-file *
> > library.scm:(define close-output-file)
> >
> > Is it intentional?
> 
> This is some strange idiom that I sometimes use:
> 
> (define exported-var)
> 
> (let ()
>   (define (internal-helper ...)
>     ..)
>   ...
>   (set! exported-var
>     (lambda ...) )
>   ..))

Yeah, I could see that.  But there's no set! for
close-{in,out}put-file anywhere in the code.  There are only the
"empty" definitions.