From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.devel Subject: Re: [PROPOSAL] Builder, a build system integration for Emacs Date: Tue, 30 May 2023 07:26:26 +0000 Message-ID: <84fefa6fb3324f972847@heytings.org> References: <95980ffc-86e7-ad54-4a20-539d8c6ea5d0@mailo.com> <76e12f7c-335f-476b-ffb3-fd8e8e4ab5d0@mailo.com> <87pm6rx4ea.fsf@yahoo.com> <87wn0ytefw.fsf@gmail.com> <83h6s0n95y.fsf@gnu.org> <83edn4myz4.fsf@gnu.org> <83a5xsmuc0.fsf@gnu.org> <831qj4mlg7.fsf@gnu.org> <3a315ddd3aa7d7cda74e@heytings.org> <87jzwspr4t.fsf@yahoo.com> <828A9E8C-125E-42D9-A03E-CC6611E6AC90@yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3719"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Madhu , emacs-devel@gnu.org To: Po Lu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue May 30 09:27:33 2023 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 1q3tlV-0000hn-IZ for ged-emacs-devel@m.gmane-mx.org; Tue, 30 May 2023 09:27:33 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q3tkX-0004WG-9f; Tue, 30 May 2023 03:26:33 -0400 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 1q3tkV-0004Vz-84 for emacs-devel@gnu.org; Tue, 30 May 2023 03:26:31 -0400 Original-Received: from heytings.org ([95.142.160.155]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q3tkT-0001NU-KI for emacs-devel@gnu.org; Tue, 30 May 2023 03:26:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1685431587; bh=+Hy00t8oGdNAFvN3SuR7UToNN3OQWlzlb2NSymda9EQ=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=o01nLrhx15US/+tjr6q9kU4Q+MGsLumJD/udWRgB1RWI6yCCEn3QYnMAhUvSVF6oi o5F+vYmIumxkPLsnrYPip4i6ggnMCmxwkqKapsjYUmbJGN8eloHefJT9ZDzBuQD0hQ 8vrk8ozLEQ1xEh1auKRGtdCwWk/nh2Hmj1vRZ52n9rYae8bIL+VgOUQFVjsd+8BTgi /aYPecULLdqg0yeplupbOsI5IA36P9+dedrQHN4AmfwIy44BC/L76R1si2p+/YIfC2 vRyZBTzvX1YECTng9kQxr428pgm9qle0P8un6UBSFCRQ/p1XJbHPU5Fn4s/f5YZiaz JX/tR0tfr+Jxg== In-Reply-To: <828A9E8C-125E-42D9-A03E-CC6611E6AC90@yahoo.com> Received-SPF: pass client-ip=95.142.160.155; envelope-from=gregory@heytings.org; helo=heytings.org X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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:306403 Archived-At: >> Do you remember that Emacs 27.1, released in August 2020, cannot be >> compiled without a patch, because of an incompatible change in Glibc >> 2.34, released less than a year later, in August 2021? > > But Emacs binaries built with an older version of glibc will continue to > work, as the symbols exported by that older version continue to be > available. > And how is that relevant? What is being discussed (and was objected to and characterized as a "horror") in this subthread is the fact that all versions of a library are available at compile time, to ensure that programs that depend on a given version of that library can still be built when later, possibly incompatible, versions of the library have been released.