Received: from comedy.dante.de (comedy.dante.de [176.28.54.184]) by h1439878.stratoserver.net (8.14.4/8.14.4/Debian-2ubuntu2.1) with ESMTP id t62FwFgF011845 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 2 Jul 2015 17:58:15 +0200 Received: from comedy.dante.de (localhost [127.0.0.1]) by comedy.dante.de (8.14.4/8.14.4/Debian-4) with ESMTP id t62FwBag002220; Thu, 2 Jul 2015 17:58:11 +0200 Received: from mail-ig0-x234.google.com (mail-ig0-x234.google.com [IPv6:2607:f8b0:4001:c05::234]) by comedy.dante.de (8.14.4/8.14.4/Debian-4) with ESMTP id t62Fw853002213 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 2 Jul 2015 17:58:10 +0200 Received: by igrv9 with SMTP id v9so59931538igr.1 for ; Thu, 02 Jul 2015 08:58:02 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.107.12.143 with SMTP id 15mr48449340iom.75.1435852682761; Thu, 02 Jul 2015 08:58:02 -0700 (PDT) Received: by 10.50.163.37 with HTTP; Thu, 2 Jul 2015 08:58:02 -0700 (PDT) In-Reply-To: <55955C00.6080000@morningstar2.co.uk> References: <559534D0.2060001@morningstar2.co.uk> <5595540F.9080605@telecom-bretagne.eu> <55955C00.6080000@morningstar2.co.uk> Date: Thu, 2 Jul 2015 16:58:02 +0100 Message-ID: Subject: Re: LuaTeX support in the LaTeX kernel From: David Carlisle To: Joseph Wright X-DANTE-Spam-Score: -102 () BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, SPF_PASS, USER_IN_DKIM_WHITELIST X-Scanned-By: MIMEDefang 2.71 on 85.214.41.38 X-Scanned-By: MIMEDefang 2.71 on 176.28.54.184 X-Scanned-By: MIMEDefang 2.71 on IPv6:2a01:488:67:1000:b01c:36b8:0:1 Cc: =?UTF-8?Q?=C3=89lie_Roux?= , Heiko Oberdiek , Philipp Gesang , "latex-team@latex-project.org" , Philipp Maximilian Stephani , mpg@elzevir.fr, Lars Madsen X-BeenThere: latex-team@latex-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: latex-team-bounces@latex-project.org Sender: "Latex-team" Status: R X-Status: X-Keywords: X-UID: 7740 > I guess I was imagining that callbacks should turn themselves on or off > depending on context rather than being installed/uninstalled on the fly. > Not knowing a lot about the use cases I may have missed something. I suspect the problem is that in most cases you can't restore the default behaviour within the function declared as a callback, the only way to get that behaviour back is to set it to nil. David _______________________________________________ Latex-team mailing list Latex-team@latex-project.org https://lists.dante.de/mailman/listinfo/latex-team