From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Git help please - checking out old commit doesn't find lib/gnulib.mk.in. Date: Sun, 12 Nov 2017 22:17:07 -0500 Message-ID: References: <20171112180959.GB20916@ACM> <83inefmjuh.fsf@gnu.org> <20171112200651.GC20916@ACM> <83d14nmebn.fsf@gnu.org> <20171112215547.GD20916@ACM> <87po8nt5rt.fsf@wanadoo.es> <87lgjaucrw.fsf@wanadoo.es> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1510543050 18204 195.159.176.226 (13 Nov 2017 03:17:30 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 13 Nov 2017 03:17:30 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Nov 13 04:17:26 2017 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 1eE5FS-0004Kx-LK for ged-emacs-devel@m.gmane.org; Mon, 13 Nov 2017 04:17:22 +0100 Original-Received: from localhost ([::1]:52246 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eE5FZ-0008PU-Vp for ged-emacs-devel@m.gmane.org; Sun, 12 Nov 2017 22:17:30 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:35681) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eE5FO-0008OH-NE for emacs-devel@gnu.org; Sun, 12 Nov 2017 22:17:19 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eE5FL-0004Z3-Iy for emacs-devel@gnu.org; Sun, 12 Nov 2017 22:17:18 -0500 Original-Received: from [195.159.176.226] (port=42789 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eE5FL-0004Yr-Bc for emacs-devel@gnu.org; Sun, 12 Nov 2017 22:17:15 -0500 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1eE5FB-0003aN-Uz for emacs-devel@gnu.org; Mon, 13 Nov 2017 04:17:05 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 13 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:b+BuMHdCfyI2gbIOqT0GXGgMgsc= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 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:220126 Archived-At: > This works as long as we remember to remove the build products *before* > we switch to another revision and then perform a full rebuild. A bit > draconian. No: it can work as long as the "other revision" has followed the principle correctly (i.e. it removes the files that *it* needs to be removed). But indeed, my description was too optimistic (it probably needs to remove not just the files that it would auto-generate, but also additional files that it wouldn't auto-generate yet (if present) would be used anyway). Stefan