Received: from mx0.gmx.net (mx0.gmx.net [213.165.64.100]) by h1439878.stratoserver.net (8.14.2/8.14.2/Debian-2build1) with SMTP id p74Gor7o001981 for ; Thu, 4 Aug 2011 18:51:04 +0200 Received: (qmail 29002 invoked by alias); 4 Aug 2011 16:50:47 -0000 Delivered-To: GMX delivery to rainer.schoepf@gmx.net Received: (qmail invoked by alias); 04 Aug 2011 16:50:47 -0000 Received: from relay.uni-heidelberg.de (EHLO relay.uni-heidelberg.de) [129.206.100.212] by mx0.gmx.net (mx046) with SMTP; 04 Aug 2011 18:50:47 +0200 Received: from listserv.uni-heidelberg.de (listserv.uni-heidelberg.de [129.206.100.94]) by relay.uni-heidelberg.de (8.14.1/8.14.1) with ESMTP id p74GmTMf006801 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 4 Aug 2011 18:48:29 +0200 Received: from listserv.uni-heidelberg.de (localhost.localdomain [127.0.0.1]) by listserv.uni-heidelberg.de (8.13.1/8.13.1) with ESMTP id p74EpiAS020836; Thu, 4 Aug 2011 18:48:28 +0200 Received: by LISTSERV.UNI-HEIDELBERG.DE (LISTSERV-TCP/IP release 16.0) with spool id 1569400 for LATEX-L@LISTSERV.UNI-HEIDELBERG.DE; Thu, 4 Aug 2011 18:48:28 +0200 Received: from relay2.uni-heidelberg.de (relay2.uni-heidelberg.de [129.206.210.211]) by listserv.uni-heidelberg.de (8.13.1/8.13.1) with ESMTP id p74GmSID002668 for ; Thu, 4 Aug 2011 18:48:28 +0200 Received: from ueamailgate02.uea.ac.uk (ueamailgate02.uea.ac.uk [139.222.131.185]) by relay2.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id p74GlEIq015766 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Thu, 4 Aug 2011 18:47:18 +0200 Received: from ueams01.uea.ac.uk (ueams01.uea.ac.uk [139.222.131.78]) by ueamailgate02.uea.ac.uk (8.13.8/8.13.8) with ESMTP id p74GlEjK031080; Thu, 4 Aug 2011 17:47:14 +0100 Received: from [139.222.32.117] (helo=palladium.local) by ueams01.uea.ac.uk with esmtp (Exim 4.69) (envelope-from ) id 1Qp13D-0001rK-G9; Thu, 04 Aug 2011 17:45:45 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:5.0) Gecko/20110624 Thunderbird/5.0 MIME-Version: 1.0 References: <1dk0ynxlt2rhe$.dlg@nililand.de> X-Enigmail-Version: 1.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Bayes-Prob: 0.0001 (Score 0, tokens from: @@RPTN, outgoing) X-Spam-Score: 0.00 () [Hold at 10.00] SPF(none:0) X-CanIt-Geo: ip=139.222.131.78; country=GB; region=I9; city=Norwich; latitude=52.6333; longitude=1.3000; http://maps.google.com/maps?q=52.6333,1.3000&z=6 X-CanItPRO-Stream: UEA:outgoing (inherits from UEA:default,base:default) X-Canit-Stats-ID: 06FggLed5 - 719d3c62f862 - 20110804 X-Scanned-By: CanIt (www . roaringpenguin . com) on 139.222.131.185 Message-ID: <4E3ACCF0.5080302@morningstar2.co.uk> Date: Thu, 4 Aug 2011 17:46:40 +0100 Reply-To: Mailing list for the LaTeX3 project Sender: Mailing list for the LaTeX3 project From: Joseph Wright Subject: Re: Prefix of local commands (\xetex_or_luatex_if_engine:) To: LATEX-L@listserv.uni-heidelberg.de In-Reply-To: <1dk0ynxlt2rhe$.dlg@nililand.de> Precedence: list List-Help: , List-Unsubscribe: List-Subscribe: List-Owner: List-Archive: X-GMX-Antispam: 0 (eXpurgate); Detail=5D7Q89H36p6bcXCoXLd2eD4hXfNkt8sS2lT3D01Qr+5bIfx6bOmOgVmwvzBrwQMpbzOx2 3mCEeuJOwI+enMks1M1NaW8KMwUZgbFLX6dmqqajWJNuC6ffJkzqMQxG/LmhLbwIVi3TltOW2d8P yln6To4OdrjpXfNMs6KCJnHEV8ucgnDBC4Ohip0UoSPD7NkhVH4F71160LQdPMskR61Bmc13k3ep NdKYT32pf6IfG4=V1; X-Resent-By: Forwarder X-Resent-For: rainer.schoepf@gmx.net X-Resent-To: rainer@rainer-schoepf.de Status: R X-Status: X-Keywords: X-UID: 6803 Hello Ulrike, > l3basics contains \luatex_if_engine:... and \xetex_if_engine:... > > I would find similar \xetex_or_luatex_if_engine: I think you are after '\pdftex_if_engine:', as this deals with the case where the engine is pdfTeX or otherwise. (I personally feel \engine_if_... would be clearer for these, but the rest of the team are as-yet unconvinced.) > It seems to work fine. But I'm a bit unsure about the naming of the > command. Is the prefix \ufcore OK? You can pick any prefix you like at present. We do need some way of logging these: I may make some proposals in the near-ish future. -- Joseph Wright