From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#31497: 27.0.50; vc-hg doesn't separate standard error from standard output Date: Fri, 11 Oct 2019 09:27:43 +0200 Message-ID: <87y2xroi6o.fsf@gnus.org> References: <87d0f51t1g.fsf@gnus.org> <837e5dt5v1.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="22364"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: p.stephani2@gmail.com, 31497@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Oct 11 09:28:12 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1iIpLO-0005iA-OR for geb-bug-gnu-emacs@m.gmane.org; Fri, 11 Oct 2019 09:28:10 +0200 Original-Received: from localhost ([::1]:46506 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iIpLN-0007c2-Ks for geb-bug-gnu-emacs@m.gmane.org; Fri, 11 Oct 2019 03:28:09 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33568) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iIpLH-0007ZM-3G for bug-gnu-emacs@gnu.org; Fri, 11 Oct 2019 03:28:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iIpLG-0005Un-1a for bug-gnu-emacs@gnu.org; Fri, 11 Oct 2019 03:28:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:48779) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iIpLF-0005Uj-Ue for bug-gnu-emacs@gnu.org; Fri, 11 Oct 2019 03:28:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iIpLF-0001pJ-PV for bug-gnu-emacs@gnu.org; Fri, 11 Oct 2019 03:28:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 11 Oct 2019 07:28:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31497 X-GNU-PR-Package: emacs Original-Received: via spool by 31497-submit@debbugs.gnu.org id=B31497.15707788716997 (code B ref 31497); Fri, 11 Oct 2019 07:28:01 +0000 Original-Received: (at 31497) by debbugs.gnu.org; 11 Oct 2019 07:27:51 +0000 Original-Received: from localhost ([127.0.0.1]:57600 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iIpL4-0001on-Ky for submit@debbugs.gnu.org; Fri, 11 Oct 2019 03:27:50 -0400 Original-Received: from quimby.gnus.org ([80.91.231.51]:55344) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iIpL0-0001od-Ri for 31497@debbugs.gnu.org; Fri, 11 Oct 2019 03:27:47 -0400 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iIpKx-0001ko-IV; Fri, 11 Oct 2019 09:27:45 +0200 In-Reply-To: <837e5dt5v1.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 10 Oct 2019 10:30:26 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:168941 Archived-At: Eli Zaretskii writes: >> I can confirm that this bug is still present in Emacs 27. The command >> is started from vc-doc-command, which uses start-file-process, which >> uses start-process, which doesn't even allow separating stderr from >> stdin. >>=20 >> (In general, Emacs stderr/stdin handling is very frustrating.) > >>>From the doc string of start-process: > > If you want to separate standard output from standard error, use > =E2=80=98make-process=E2=80=99 or invoke the command through a shell an= d redirect > one of them using the shell syntax. Yes, I think start-file-process and start-process should also provide the same stderr capabilities as make-process. Those two functions are handy, but lead to sloppy handling of stderr. --=20 (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no