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Custom lexer in Camlp4

Jeremy Yallop
- Nicolas Pouillard
  - Jeremy Yallop
    - Richard Jones
      - Hezekiah M. Carty
        
        Nicolas Pouillard
        
        Hezekiah M. Carty
      - Yaron Minsky
        
        Richard Jones
        
        Christophe TROESTLER
    - Nicolas Pouillard
      - Andrej Bauer
      - Jeremy Yallop
        
        Nicolas Pouillard
- Pietro Abate

Date:	2008-06-24 (14:32)
From:	Nicolas Pouillard <nicolas.pouillard@g...>
Subject:	Re: [Caml-list] Custom lexer in Camlp4

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.

Regards,

-- 
Nicolas Pouillard aka Ertai