From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.3 required=5.0 tests=AWL autolearn=disabled version=3.1.3 Received: from mail4-relais-sop.national.inria.fr (mail4-relais-sop.national.inria.fr [192.134.164.105]) by yquem.inria.fr (Postfix) with ESMTP id A4BBEBBCA for ; Sat, 10 May 2008 22:38:36 +0200 (CEST) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvoBAIakJUjAXQIniGdsb2JhbACKfIcOAQEBDyCYBA X-IronPort-AV: E=Sophos;i="4.27,466,1204498800"; d="asc'?scan'208";a="26035366" Received: from concorde.inria.fr ([192.93.2.39]) by mail4-smtp-sop.national.inria.fr with ESMTP; 10 May 2008 22:38:36 +0200 Received: from mail1-relais-roc.national.inria.fr (mail1-relais-roc.national.inria.fr [192.134.164.82]) by concorde.inria.fr (8.13.6/8.13.6) with ESMTP id m4AKcZwO006006 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=OK) for ; Sat, 10 May 2008 22:38:36 +0200 X-IronPort-AV: E=Sophos;i="4.27,466,1204498800"; d="asc'?scan'208";a="12077178" Received: from peray.inria.fr (HELO ausone.inria.fr) ([128.93.8.98]) by mail1-relais-roc.national.inria.fr with SMTP; 10 May 2008 22:38:35 +0200 Received: by ausone.inria.fr (sSMTP sendmail emulation); Sat, _d May 2008 22:38:24 +0200 From: "Nicolas Pouillard" Cc: caml-list Subject: Re: [Caml-list] camlp4 - can you customize the lexer? To: Richard Jones References: <20080509094036.GA30038@annexia.org> In-Reply-To: <20080509094036.GA30038@annexia.org> Date: Sat, 10 May 2008 22:38:24 +0200 Message-Id: <1210451796-sup-4649@ausone.local> User-Agent: Sup/git Content-Type: multipart/signed; protocol="application/pgp-signature"; boundary="=-1210451904-750641-455-5038-2-="; micalg="pgp-sha1" MIME-Version: 1.0 X-Miltered: at concorde with ID 482607CB.000 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; camlp:01 lexer:01 camlp:01 wiki:01 lexer:01 ocaml:01 syntax:01 literals:01 modular:01 extensible:01 integer:01 caml-list:01 module:03 module:03 aka:04 X-Attachments: cset="UTF-8" type="application/pgp-signature" name="signature.asc" name="signature.asc" --=-1210451904-750641-455-5038-2-= Content-Type: text/plain; charset=UTF-8 Excerpts from Richard Jones's message of Fri May 09 11:40:36 +0200 2008: > > The Camlp4 wiki contains an intriguing line "Connecting your own > Lexer.", but no link or information. I want to modify the OCaml lexer > to add a syntax for integer literals of my own type. Can this be > done? How? Since Camlp4, is now a lot more modular. This can be done by providing *another* Lexer module with a compatible signature. Then one create a new Camlp4.PreCast module by copy/pasting and using the new Lexer module. However the default lexer of Camlp4 is not extensible. Best regards, -- Nicolas Pouillard aka Ertai --=-1210451904-750641-455-5038-2-= Content-Disposition: attachment; filename="signature.asc" Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.8 (Darwin) iEYEARECAAYFAkgmB8AACgkQj+FCNw9dwLkG/wCdFNO532vhRDk653PgY2esOS7t eJMAn1YI7by5E2EUQBWhpp+r6ZC5vRxM =Ugnk -----END PGP SIGNATURE----- --=-1210451904-750641-455-5038-2-=--