From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: `aset` on strings, changing the size in bytes Date: Sat, 08 Sep 2018 21:20:13 +0300 Message-ID: <83lg8bsvfm.fsf@gnu.org> References: <88must56x4.fsf@gnu.org> <83efe4trsa.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1536431017 19885 195.159.176.226 (8 Sep 2018 18:23:37 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 8 Sep 2018 18:23:37 +0000 (UTC) Cc: emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Sep 08 20:23:32 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fyhtM-00056e-5q for ged-emacs-devel@m.gmane.org; Sat, 08 Sep 2018 20:23:32 +0200 Original-Received: from localhost ([::1]:44655 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fyhvS-0002xn-LM for ged-emacs-devel@m.gmane.org; Sat, 08 Sep 2018 14:25:42 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51503) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fyhqg-0002p3-D2 for emacs-devel@gnu.org; Sat, 08 Sep 2018 14:25:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fyhq7-0001AS-RK for emacs-devel@gnu.org; Sat, 08 Sep 2018 14:20:44 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:52246) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fyhq7-00018F-9V; Sat, 08 Sep 2018 14:20:11 -0400 Original-Received: from [176.228.60.248] (port=3486 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1fyhq6-0007nU-NL; Sat, 08 Sep 2018 14:20:11 -0400 In-reply-to: (message from Stefan Monnier on Sat, 08 Sep 2018 14:03:10 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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" Xref: news.gmane.org gmane.emacs.devel:229511 Archived-At: > From: Stefan Monnier > Date: Sat, 08 Sep 2018 14:03:10 -0400 > > > Or maybe the proposal is to modify 'aset' to do the above under the > > hood? > > No, "'aset' do the above under the hood?" is what we have now. That's not my reading of the code. It doesn't seem to cons a new string. But if I'm mistaken, and the current implementation does cons a new string, then what is your problem with it? The original string is not mutable, it's just replaced wit ha new one.