From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Eric S. Raymond" Newsgroups: gmane.emacs.devel Subject: Re: Time to drop the pre-dump phase in the build? Date: Sat, 11 Jan 2014 22:53:14 -0500 Organization: Eric Conspiracy Secret Labs Message-ID: <20140112035314.GA32704@thyrsus.com> References: <20140110191530.5772E38019B@snark.thyrsus.com> <83ha9bborj.fsf@gnu.org> <87r48ehx66.fsf@spindle.srvr.nix> <83zjn197xv.fsf@gnu.org> Reply-To: esr@thyrsus.com NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1389498834 1994 80.91.229.3 (12 Jan 2014 03:53:54 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 12 Jan 2014 03:53:54 +0000 (UTC) Cc: Nix , rms@gnu.org, turnbull@sk.tsukuba.ac.jp, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Jan 12 04:54:01 2014 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 1W2C7c-0002mm-EE for ged-emacs-devel@m.gmane.org; Sun, 12 Jan 2014 04:54:00 +0100 Original-Received: from localhost ([::1]:36335 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2C7c-0001bO-05 for ged-emacs-devel@m.gmane.org; Sat, 11 Jan 2014 22:54:00 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39869) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2C7W-0001aP-0C for emacs-devel@gnu.org; Sat, 11 Jan 2014 22:53:58 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W2C7R-0005tu-P4 for emacs-devel@gnu.org; Sat, 11 Jan 2014 22:53:53 -0500 Original-Received: from static-71-162-243-5.phlapa.fios.verizon.net ([71.162.243.5]:55711 helo=snark.thyrsus.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2C7N-0005tY-5o; Sat, 11 Jan 2014 22:53:45 -0500 Original-Received: by snark.thyrsus.com (Postfix, from userid 1000) id A8357380523; Sat, 11 Jan 2014 22:53:14 -0500 (EST) Content-Disposition: inline In-Reply-To: <83zjn197xv.fsf@gnu.org> X-Eric-Conspiracy: There is no conspiracy User-Agent: Mutt/1.5.21 (2010-09-15) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 71.162.243.5 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:168150 Archived-At: Eli Zaretskii : > > XEmacs long ago migrated to a 'portable undumper', whereby (IIRC) the > > Lisp heap is serialized into a form that is then mmap()ed in at startup > > time (using a separate file, so unexec() is no longer necessary). It was > > a lot of work, but doing something similar might be worth considering in > > the future anyway. > > No change of this scale ever happens in Emacs, unless someone steps > forward and does the job, or most of it. People who want this to > happen should take notice and act. Talk won't cut it. Since I raised the possibility: I won't have the bandwidth to do this in the forseeable future. -- Eric S. Raymond