From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Barry Margolin Newsgroups: gmane.emacs.help Subject: Re: run emacs in batch mode without a tty Date: Fri, 03 Jul 2015 11:07:31 -0400 Organization: A noiseless patient Spider Message-ID: References: <74b79522-cff4-4173-ad1c-178ffdce70fd@googlegroups.com> NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1435936224 27143 80.91.229.3 (3 Jul 2015 15:10:24 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 3 Jul 2015 15:10:24 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Jul 03 17:10:18 2015 Return-path: Envelope-to: geh-help-gnu-emacs@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 1ZB2bZ-0002eI-RK for geh-help-gnu-emacs@m.gmane.org; Fri, 03 Jul 2015 17:10:17 +0200 Original-Received: from localhost ([::1]:41575 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZB2bY-0003Vv-RK for geh-help-gnu-emacs@m.gmane.org; Fri, 03 Jul 2015 11:10:17 -0400 Original-Path: usenet.stanford.edu!news.kjsl.com!feeder.erje.net!1.eu.feeder.erje.net!newsfeed.fsmpi.rwth-aachen.de!newsfeed.straub-nv.de!eternal-september.org!feeder.eternal-september.org!mx02.eternal-september.org!barmar.motzarella.org!.POSTED!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 27 Injection-Info: barmar.motzarella.org; posting-host="2be9e9f5dd9af768b8861af71b85fc28"; logging-data="2259"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18oIsmiKLDwThpncGWG0sXk" User-Agent: MT-NewsWatcher/3.5.3b3 (Intel Mac OS X) Cancel-Lock: sha1:lrl/ySwehLn7kL7nXIE9wC0gqKA= Original-Xref: usenet.stanford.edu gnu.emacs.help:213108 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:105395 Archived-At: In article , Eli Zaretskii wrote: > > Date: Fri, 3 Jul 2015 06:26:37 -0700 (PDT) > > From: Sam Halliday > > > > Emacs won't run without one. It just crashes. > > It does? It doesn't for me: > > emacs -batch --eval "(princ \"Hello, world\!\n\")" < /dev/null > foo > > I get no crash and the expected message in the file 'foo'. > > Anyway, if you see crashes due to lack of a TTY, please report that as > a bug using "M-x report-emacs-bug". That process still has a TTY, it's just not connected to stdin or stdout. But it's accessible as /dev/tty and also connected to stderr (you forgot to do 2>&1 to disconnect stderr). I don't know offhand if this makes a difference to emacs, though. -- Barry Margolin, barmar@alum.mit.edu Arlington, MA *** PLEASE post questions in newsgroups, not directly to me ***