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Re: Expanding to uses of unquote, unquote-slicing

To: srfi-72@xxxxxxxxxxxxxxxxx
Subject: Re: Expanding to uses of unquote, unquote-slicing
From: AndrevanTonder <andre@xxxxxxxxxxxxx>
Date: Tue, 12 Dec 2006 07:42:47 +0100
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References: <457CD53F.8090701@xxxxxxxxxxxxxxx>
User-agent: Gnus/5.110006 (No Gnus v0.6) XEmacs/21.5-b27 (darwin)

On Sun, 10 Dec 2006, David Van Horn wrote:

> How does one write a procedural macro using SRFI 72 that expands to code
> containing unquote or unquote-splicing without these being interpreted
> at expansion time as an escape from quasisyntax quotation?

It is possible using the kind of tricks described in the Bawden 
reference.  Unsyntax is a better solution - I only used unquote in 
this srfi because the #, abbreviation for unsyntax is not r5rs-portable.

Andre

References:
- Expanding to uses of unquote, unquote-slicing
  - From: David Van Horn

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