[gambit-list] macro troubles

Adam Langley alangley at gmail.com
Fri Aug 19 06:09:56 EDT 2005


On 8/19/05, Alex Shinn <alexshinn at gmail.com> wrote:
> Gambit Version 4.0 beta 14
> 
> > (load "~~/syntax-case")
> "/usr/local/Gambit-C/syntax-case.scm"
> > (define-macro (foo . o) #f)
> *** ERROR -- invalid syntax (foo . o)

>From the syntax-case file:
; Since the
; syntax-case expander does not know about Gambit's syntactic
; extensions (like DSSSL parameters, forms like "namespace",
; "define-macro", "define-type", and "c-lambda"), those syntactic
; extensions cannot be used.  On the other hand, the syntax-case
; expander defines some new special forms, such as "module",
; "alias", and "eval-when".

So you probably want define-syntax (see R5RS 5.3)


AGL

-- 
Adam Langley                                      agl at imperialviolet.org
http://www.imperialviolet.org                       (+44) (0)7906 332512
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