From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: `message' not outputting the newline "atomically" Date: Wed, 19 Jun 2019 18:41:17 +0300 Message-ID: <83y31xr3aa.fsf@gnu.org> References: Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="235151"; mail-complaints-to="usenet@blaine.gmane.org" Cc: emacs-devel@gnu.org To: Lars Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Jun 19 17:47:37 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hdcoD-000yzL-Nn for ged-emacs-devel@m.gmane.org; Wed, 19 Jun 2019 17:47:37 +0200 Original-Received: from localhost ([::1]:39628 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hdcoC-0006yz-Os for ged-emacs-devel@m.gmane.org; Wed, 19 Jun 2019 11:47:36 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:46704) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hdciM-0002ui-7j for emacs-devel@gnu.org; Wed, 19 Jun 2019 11:41:35 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:39882) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hdciM-0003Qp-3d; Wed, 19 Jun 2019 11:41:34 -0400 Original-Received: from [176.228.60.248] (port=3772 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hdciK-0007ot-0b; Wed, 19 Jun 2019 11:41:32 -0400 In-reply-to: (message from Lars Ingebrigtsen on Wed, 19 Jun 2019 16:12:47 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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:237908 Archived-At: > From: Lars Ingebrigtsen > Date: Wed, 19 Jun 2019 16:12:47 +0200 > > When lines are output as a unit (and we're below OS-dependent block > sizes, I guess), we're guaranteed that two processes outputting lines > won't have them stomp on each other. I agree with Andreas: we aren't. It's just sheer luck if this happens (probably because the time window for mixing output is small). > INFO Scraping files for autoloads... > INFO Scraping files for autoloads...20% GEN ../../lisp/cedet/semantic/wisent/javat-wy.el > > GEN ../../lisp/cedet/semantic/wisent/js-wy.el If you are annoyed by this (I am not), use the -O option of Make (and make sure you have a recent enough version of it to support that). Caveat: doing that might slow down the build.