[plt-scheme] Running into syntax->datum error trying to build r6rs code

From: Sam TH (samth at ccs.neu.edu)
Date: Sun May 4 07:24:46 EDT 2008

On Sun, May 4, 2008 at 7:06 AM, Noel Welsh <noelwelsh at gmail.com> wrote:
> On Sun, May 4, 2008 at 11:56 AM, Ryan Newton <rrnewton at gmail.com> wrote:
>  >  As a side note, this model of installing everything in a collections
>  > directory took a little getting used to.  Perhaps plt-r6rs should simply
>  > take a -path argument for the root of the r6rs application (like larceny).
>  > The semantics might be the same as adding the path to PLTCOLLECTS.
>  This seems wrong, at least for normal PLT Scheme (I have not used
>  R6RS).  A statement like
>   (require (file "foo.ss"))
>  [or just (require "foo.ss")]
>  will look for foo.ss in the same directory as the current module.
>  There is no need for this directory to be in PLTCOLLECTS.
>  You might find define-runtime-path useful for your application, but it
>  doesn't sound like you're using modules and collections in the way
>  they're intended to be used.

The PLT implementation of R6RS only looks for R6RS libraries in the
current collection path.  So an R6RS library spec like:

(import (foo bar baz))

is equivalent to the v4 require spec:

(require foo/bar/baz).  There's currently no way to import local files
in the PLT R6RS implementation.

sam th
samth at ccs.neu.edu

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