From: "Neil Jerram" <neiljerram@googlemail.com>
To: "Pach Roman (DGS-EC/ESG3)" <Roman.Pach@de.bosch.com>
Cc: guile-devel@gnu.org
Subject: Re: define-syntax
Date: Tue, 9 Dec 2008 21:17:28 +0000 [thread overview]
Message-ID: <49dd78620812091317g1d025d74n72304f74071bebf3@mail.gmail.com> (raw)
In-Reply-To: <3F715C67433E594B88B5ABEBBC6EE49F03E16E88@fe-mail47.de.bosch.com>
2008/12/9 Pach Roman (DGS-EC/ESG3) <Roman.Pach@de.bosch.com>:
>
> take look at the results
>
> (1) dummy => (lambda () (string-concatenate (list "a" "b" "c")))
> (2) dummy => (lambda () "abc")
>
> in the case of define-syntax (1) the string "abc" will be computed at
> the run time,
> the macro version (2) hat produced the "abc" already by reading the
> macro definition.
Agreed.
> I've expected both of the be computed during the reading of scheme
> source.
That's not what define-syntax is supposed to do, as I understand it.
If you think we've got this wrong, can you point to something specific
in R5RS?
Regards,
Neil
next prev parent reply other threads:[~2008-12-09 21:17 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-09 16:51 define-syntax Pach Roman (DGS-EC/ESG3)
2008-12-09 20:20 ` define-syntax Neil Jerram
2008-12-09 20:52 ` AW: define-syntax Pach Roman (DGS-EC/ESG3)
2008-12-09 21:17 ` Neil Jerram [this message]
2008-12-09 22:28 ` Clinton Ebadi
-- strict thread matches above, loose matches on Subject: below --
2010-06-15 20:48 define-syntax Ludovic Courtès
2010-06-15 22:06 ` define-syntax Andy Wingo
2010-06-15 22:38 ` define-syntax Ludovic Courtès
2010-06-16 7:35 ` define-syntax Marco Maggi
2010-06-18 8:39 ` define-syntax Andy Wingo
2010-06-18 14:41 ` define-syntax Marco Maggi
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