From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Stephen J. Turnbull" Newsgroups: gmane.emacs.devel Subject: Re: Emacs Lisp's future Date: Sun, 05 Oct 2014 20:56:22 +0900 Message-ID: <8761fyu3vd.fsf@uwakimon.sk.tsukuba.ac.jp> References: <54193A70.9020901@member.fsf.org> <87lhp6h4zb.fsf@panthera.terpri.org> <87k34qo4c1.fsf@fencepost.gnu.org> <54257C22.2000806@yandex.ru> <83iokato6x.fsf@gnu.org> <87wq8pwjen.fsf@uwakimon.sk.tsukuba.ac.jp> <837g0ptnlj.fsf@gnu.org> <87r3yxwdr6.fsf@uwakimon.sk.tsukuba.ac.jp> <87tx3tmi3t.fsf@fencepost.gnu.org> <834mvttgsf.fsf@gnu.org> <87lhp5m99w.fsf@fencepost.gnu.org> <87h9ztm5oa.fsf@fencepost.gnu.org> <87d2ahm3nw.fsf@fencepost.gnu.org> <871tqneyvl.fsf@netris.org> <877g0eu79i.fsf@uwakimon.sk.tsukuba.ac.jp> <878ukug4c0.fsf@fencepost.gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 X-Trace: ger.gmane.org 1412510236 12800 80.91.229.3 (5 Oct 2014 11:57:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 5 Oct 2014 11:57:16 +0000 (UTC) Cc: Richard Stallman , Mark H Weaver , dmantipov@yandex.ru, emacs-devel@gnu.org, handa@gnu.org, Stefan Monnier , eliz@gnu.org To: David Kastrup Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Oct 05 13:57:08 2014 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XakR2-00087a-8l for ged-emacs-devel@m.gmane.org; Sun, 05 Oct 2014 13:57:08 +0200 Original-Received: from localhost ([::1]:47150 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XakR1-0006zE-Qd for ged-emacs-devel@m.gmane.org; Sun, 05 Oct 2014 07:57:07 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45819) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XakQj-0006z0-En for emacs-devel@gnu.org; Sun, 05 Oct 2014 07:56:56 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XakQb-0005aJ-Oc for emacs-devel@gnu.org; Sun, 05 Oct 2014 07:56:49 -0400 Original-Received: from shako.sk.tsukuba.ac.jp ([130.158.97.161]:45195) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XakQL-0005PP-Kq; Sun, 05 Oct 2014 07:56:25 -0400 Original-Received: from uwakimon.sk.tsukuba.ac.jp (uwakimon.sk.tsukuba.ac.jp [130.158.99.156]) by shako.sk.tsukuba.ac.jp (Postfix) with ESMTP id 7CD721C392B; Sun, 5 Oct 2014 20:56:22 +0900 (JST) Original-Received: by uwakimon.sk.tsukuba.ac.jp (Postfix, from userid 1000) id 6EDE91A2760; Sun, 5 Oct 2014 20:56:22 +0900 (JST) In-Reply-To: <878ukug4c0.fsf@fencepost.gnu.org> X-Mailer: VM undefined under 21.5 (beta34) "kale" acf1c26e3019 XEmacs Lucid (x86_64-unknown-linux) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 130.158.97.161 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:174989 Archived-At: David Kastrup writes: > like pointers define the relation between C and algorithms. Did somebody mention biohazards? It seems to me that the analogy between passing Lisp nil to Scheme and passing C pointers to anything is quite good at a high level. Every instance must be check up down and sideways for possible hazards.