From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: [PATCH PING] Honor 'SOURCE_DATE_EPOCH' when generating autoloads. Date: Sun, 20 Dec 2015 21:03:42 +0200 Message-ID: <83bn9lt01d.fsf@gnu.org> References: <87k2ph3mgx.fsf@gnu.org> <87io4lnkyz.fsf@gnu.org> <83mvtwoktg.fsf@gnu.org> <878u5gkakj.fsf@gnu.org> <83a8pwoesc.fsf@gnu.org> <87two3475d.fsf@gnu.org> <5665D6B9.4030309@cs.ucla.edu> <5665DAA1.2080208@cs.ucla.edu> <83k2o9t6t1.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1450638208 3768 80.91.229.3 (20 Dec 2015 19:03:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 20 Dec 2015 19:03:28 +0000 (UTC) Cc: eggert@cs.ucla.edu, emacs-devel@gnu.org To: Philipp Stephani Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Dec 20 20:03:23 2015 Return-path: Envelope-to: ged-emacs-devel@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 1aAjGN-00082P-Dq for ged-emacs-devel@m.gmane.org; Sun, 20 Dec 2015 20:03:23 +0100 Original-Received: from localhost ([::1]:41715 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aAjGM-00060T-DI for ged-emacs-devel@m.gmane.org; Sun, 20 Dec 2015 14:03:22 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:37806) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aAjGJ-000602-Ao for emacs-devel@gnu.org; Sun, 20 Dec 2015 14:03:20 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aAjGE-0003tq-PV for emacs-devel@gnu.org; Sun, 20 Dec 2015 14:03:19 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:43260) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aAjGE-0003tm-M3; Sun, 20 Dec 2015 14:03:14 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:4638 helo=HOME-C4E4A596F7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1aAjGD-0006Tb-R1; Sun, 20 Dec 2015 14:03:14 -0500 In-reply-to: (message from Philipp Stephani on Sun, 20 Dec 2015 18:39:04 +0000) 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: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:196567 Archived-At: > From: Philipp Stephani > Date: Sun, 20 Dec 2015 18:39:04 +0000 > Cc: eggert@cs.ucla.edu, emacs-devel@gnu.org > > Thanks for your feedback. I'm totally happy with making this configurable and > turning it off by default. My suggestion would be to use an environment > variable EMACS_DETERMINISTIC_BUILD, which is used to initialize a new Boolean > variable `deterministic-build'. If the variable is set, the core and Lisp > packages would switch to deterministic output. I'd prefer to have this > configurable at runtime so that a single Emacs binary can be used to produce > both deterministic and non-deterministic output (e.g. for loaddefs). Would that > be OK? It's definitely OK with me, but let's wait for a couple of days for comments from others, in case I'm missing something. I'd hate to have you do the work again, only to discover some other factor that needs to be considered. Thanks.