From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Merging scratch/no-purespace to remove unexec and purespace Date: Fri, 03 Jan 2025 18:50:08 -0500 Message-ID: References: <87frml9cy4.fsf@protonmail.com> <875xng9g48.fsf@protonmail.com> <87ttaz98q1.fsf@protonmail.com> <87y10b77p7.fsf@protonmail.com> <87ikqvikzr.fsf@protonmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13639"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: "Pip Cet via \"Emacs development discussions.\"" , Stefan Kangas , Andrea Corallo , Gerd =?windows-1252?Q?M=F6llmann?= , Eli Zaretskii To: Pip Cet Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Jan 04 00:51:22 2025 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1tTrRq-0003Sr-Cg for ged-emacs-devel@m.gmane-mx.org; Sat, 04 Jan 2025 00:51:22 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tTrR1-0006cn-5L; Fri, 03 Jan 2025 18:50:31 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tTrQy-0006cX-Ku for emacs-devel@gnu.org; Fri, 03 Jan 2025 18:50:28 -0500 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tTrQw-0000YK-3X; Fri, 03 Jan 2025 18:50:28 -0500 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id EF48F80232; Fri, 3 Jan 2025 18:50:14 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1735948209; bh=ewD2HP0VA/E4F/X0yN8aoT/nU+X11aOQUn/Nwk7raxk=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=Vt6qCYNSiF0x4ssd0Mj5PAUwpqz3odtxyH+KgfM72QsXROgy83QDmwGoWfInlRJ5u syAbdAgrgeeDMA/FmdiVhvfAR2x8owvfJ85gTASVFpGv9Mm+4VcBp7D2y/sVEBuZrv d3j2+jyYMsuWfaweONPED2u6k+GG0UU/8g5catMCtkso3HM/XCvjLJOgWBlZFx5Io3 Jr/5hrSI5Z5KQscGhkK2hbQlJ8HOXA6hlq9E0ovVffLB9X0tWFMrSl9UQrdZcwvVRo 9LbOuM3wVK+Hxe23r0N7aHquv4EDpLpssiSGIPvdj4p4nYmPz8y7RnxgMz2RDlj30k cnw0iwZW95vjg== Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id E6F6F803AD; Fri, 3 Jan 2025 18:50:09 -0500 (EST) Original-Received: from alfajor (104-195-200-87.cpe.teksavvy.com [104.195.200.87]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 9959E120193; Fri, 3 Jan 2025 18:50:09 -0500 (EST) In-Reply-To: <87ikqvikzr.fsf@protonmail.com> (Pip Cet's message of "Fri, 03 Jan 2025 22:36:42 +0000") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:327640 Archived-At: > I just reread the code, and #$ may be what we're looking for. It's a > unique value that we can pass in to Fread (let-binding load-file-name), > and it already exists. OTOH, it's used for docstrings normally, so it > may be cleaner to invent new read syntax. I still don't understand what this is going to be used for, so I'm not sure how hackish this would be, but indeed #$ can be used to have the reader return a known, unique object that we can check with `eq`. Stefan