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Custom lexer in Camlp4
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Date: -- (:)
From: Nicolas Pouillard <nicolas.pouillard@g...>
Subject: Re: [Caml-list] Custom lexer in Camlp4
Excerpts from Jeremy Yallop's message of Tue Jun 24 16:30:23 +0200 2008:
> Nicolas Pouillard wrote:
> > Excerpts from Jeremy Yallop's message of Tue Jun 24 15:03:19 +0200 2008:
> >> Is there a way to replace the default lexer in Camlp4?  I'd like to use 
> >> (an extended version of) one of the OCaml grammars, but with a different 
> >> lexer.
> > 
> > You can rebuild (I mean functor application), your own camlp4 by giving
> > another Lexer module. Basically you will have to copy/paste the short
> > Camlp4.PreCast module (or a part of), by substituting Camlp4.Struct.Lexer
> > by your Lexer implementation. That's fairly heavy but works.
> 
> Ok, I've built a slightly modified clone of PreCast.  What's the best 
> way to persuade Camlp4 to use it?  The original PreCast seems fairly 
> hardwired, e.g. in the Register module.

Hum, you can't you have to build your own camlp4 driver :(

-- 
Nicolas Pouillard aka Ertai