From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: Are two symbols `equal' iff they are `eq'? Date: Sun, 09 Aug 2015 18:19:11 +0300 Message-ID: <83tws8pk0g.fsf@gnu.org> References: <20150809051452.23051.3919A296@ahiker.mooo.com> <87a8u07wce.fsf@mbork.pl> <871tfctv49.fsf@web.de> <87si7s5whd.fsf@mbork.pl> NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1439133585 10664 80.91.229.3 (9 Aug 2015 15:19:45 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 9 Aug 2015 15:19:45 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sun Aug 09 17:19:37 2015 Return-path: Envelope-to: geh-help-gnu-emacs@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 1ZOSNs-000789-QZ for geh-help-gnu-emacs@m.gmane.org; Sun, 09 Aug 2015 17:19:36 +0200 Original-Received: from localhost ([::1]:55504 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZOSNr-0001vA-Uy for geh-help-gnu-emacs@m.gmane.org; Sun, 09 Aug 2015 11:19:35 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:47692) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZOSNi-0001v2-5M for help-gnu-emacs@gnu.org; Sun, 09 Aug 2015 11:19:26 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZOSNe-0007dP-Vw for help-gnu-emacs@gnu.org; Sun, 09 Aug 2015 11:19:26 -0400 Original-Received: from mtaout23.012.net.il ([80.179.55.175]:54409) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZOSNe-0007dD-Nz for help-gnu-emacs@gnu.org; Sun, 09 Aug 2015 11:19:22 -0400 Original-Received: from conversion-daemon.a-mtaout23.012.net.il by a-mtaout23.012.net.il (HyperSendmail v2007.08) id <0NST00000M417200@a-mtaout23.012.net.il> for help-gnu-emacs@gnu.org; Sun, 09 Aug 2015 18:19:21 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout23.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NST00067MK91MA0@a-mtaout23.012.net.il> for help-gnu-emacs@gnu.org; Sun, 09 Aug 2015 18:19:21 +0300 (IDT) In-reply-to: <87si7s5whd.fsf@mbork.pl> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.175 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:106398 Archived-At: > From: Marcin Borkowski > Date: Sun, 09 Aug 2015 17:10:06 +0200 > > tail_recurse: > QUIT; > if (EQ (o1, o2)) > return 1; > > >From the capitalization I would guess that QUIT is a C macro. From its > name I would guess that anything after it is irrelevant;-). Well, > joking aside, I found its definition in the source; do I get it right > that it quits if something like C-g happens? Yes. > If yes, I'd be curious why it is here. To allow the user to interrupt a (potentially) long operation. > Apart from that, it seems that I was right: `equal' for > symbols just calls `eq' (C EQ, not Lisp eq, to be more precise). What else could it possibly do?