From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Luc Teirlinck Newsgroups: gmane.emacs.devel Subject: Re: listp docstring. Date: Sun, 29 Jan 2006 22:54:27 -0600 (CST) Message-ID: <200601300454.k0U4sRx03645@raven.dms.auburn.edu> References: <200601300431.k0U4V2a03419@raven.dms.auburn.edu> NNTP-Posting-Host: main.gmane.org X-Trace: sea.gmane.org 1138597097 8145 80.91.229.2 (30 Jan 2006 04:58:17 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Mon, 30 Jan 2006 04:58:17 +0000 (UTC) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jan 30 05:58:15 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1F3R79-0006gD-7W for ged-emacs-devel@m.gmane.org; Mon, 30 Jan 2006 05:58:07 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1F3RA5-0000eR-I1 for ged-emacs-devel@m.gmane.org; Mon, 30 Jan 2006 00:01:09 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1F3R9x-0000eC-77 for emacs-devel@gnu.org; Mon, 30 Jan 2006 00:01:01 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1F3R9v-0000dy-Qm for emacs-devel@gnu.org; Mon, 30 Jan 2006 00:01:01 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1F3R9v-0000dv-MY for emacs-devel@gnu.org; Mon, 30 Jan 2006 00:00:59 -0500 Original-Received: from [131.204.53.104] (helo=manatee.dms.auburn.edu) by monty-python.gnu.org with esmtp (Exim 4.52) id 1F3R8B-0002TD-2V for emacs-devel@gnu.org; Sun, 29 Jan 2006 23:59:11 -0500 Original-Received: from raven.dms.auburn.edu (raven.dms.auburn.edu [131.204.53.29]) by manatee.dms.auburn.edu (8.13.3+Sun/8.13.3) with ESMTP id k0U4vuj7018076 for ; Sun, 29 Jan 2006 22:57:56 -0600 (CST) Original-Received: (from teirllm@localhost) by raven.dms.auburn.edu (8.11.7p1+Sun/8.11.7) id k0U4sRx03645; Sun, 29 Jan 2006 22:54:27 -0600 (CST) X-Authentication-Warning: raven.dms.auburn.edu: teirllm set sender to teirllm@dms.auburn.edu using -f Original-To: emacs-devel@gnu.org In-reply-to: <200601300431.k0U4V2a03419@raven.dms.auburn.edu> (message from Luc Teirlinck on Sun, 29 Jan 2006 22:31:02 -0600 (CST)) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.0.1 (manatee.dms.auburn.edu [131.204.53.104]); Sun, 29 Jan 2006 22:57:56 -0600 (CST) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:49740 Archived-At: Maybe I should point out that the references to "list" in the docstrings of car and cdr are not as ambiguous as the one in listp, because these docstrings do contain a reference to "cons cell or nil" in their second line. This seems (to me) to make the meaning clear. The present `listp' docstring contains no such reference. Docstring of car: Return the car of list. If arg is nil, return nil. Error if arg is not nil and not a cons cell. See also `car-safe'. See Info node `(elisp)Cons Cells' for a discussion of related basic Lisp concepts such as car, cdr, cons cell and list.