From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.bugs Subject: bug#5645: 23.1.92; read-event blocks in batch mode Date: Fri, 26 Feb 2010 19:09:02 -0500 Message-ID: <87k4tzee01.fsf@stupidchicken.com> References: <87y6ihncp7.fsf@gmx.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1267230218 8981 80.91.229.12 (27 Feb 2010 00:23:38 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 27 Feb 2010 00:23:38 +0000 (UTC) Cc: 5645@debbugs.gnu.org To: Michael Albinus Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Feb 27 01:23:33 2010 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1NlASw-0004pL-Gf for geb-bug-gnu-emacs@m.gmane.org; Sat, 27 Feb 2010 01:23:30 +0100 Original-Received: from localhost ([127.0.0.1]:51261 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NlASv-00074f-OL for geb-bug-gnu-emacs@m.gmane.org; Fri, 26 Feb 2010 19:23:29 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NlASq-00074N-Jb for bug-gnu-emacs@gnu.org; Fri, 26 Feb 2010 19:23:24 -0500 Original-Received: from [140.186.70.92] (port=46468 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NlASo-00073z-Hk for bug-gnu-emacs@gnu.org; Fri, 26 Feb 2010 19:23:24 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1NlASn-0004lk-AD for bug-gnu-emacs@gnu.org; Fri, 26 Feb 2010 19:23:22 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:42235) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1NlASn-0004lg-80 for bug-gnu-emacs@gnu.org; Fri, 26 Feb 2010 19:23:21 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1NlAFv-0007fM-BU; Fri, 26 Feb 2010 19:10:03 -0500 X-Loop: bug-gnu-emacs@gnu.org Resent-From: Chong Yidong Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 27 Feb 2010 00:10:03 +0000 Resent-Message-ID: Resent-Sender: bug-gnu-emacs@gnu.org X-Emacs-PR-Message: followup 5645 X-Emacs-PR-Package: emacs X-Emacs-PR-Keywords: Original-Received: via spool by 5645-submit@debbugs.gnu.org id=B5645.126722936129441 (code B ref 5645); Sat, 27 Feb 2010 00:10:03 +0000 Original-Received: (at 5645) by debbugs.gnu.org; 27 Feb 2010 00:09:21 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1NlAFD-0007em-DD for submit@debbugs.gnu.org; Fri, 26 Feb 2010 19:09:21 -0500 Original-Received: from pantheon-po34.its.yale.edu ([130.132.50.80]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1NlAF0-0007eP-Dv for 5645@debbugs.gnu.org; Fri, 26 Feb 2010 19:09:18 -0500 Original-Received: from furry (dhcp128036014008.central.yale.edu [128.36.14.8]) (authenticated bits=0) by pantheon-po34.its.yale.edu (8.12.11.20060308/8.12.11) with ESMTP id o1R0928N029207 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 26 Feb 2010 19:09:02 -0500 Original-Received: by furry (Postfix, from userid 1000) id 96516C05D; Fri, 26 Feb 2010 19:09:02 -0500 (EST) In-Reply-To: <87y6ihncp7.fsf@gmx.de> (Michael Albinus's message of "Thu, 25 Feb 2010 05:47:48 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1.92 (gnu/linux) X-YaleITSMailFilter: Version 1.2c (attachment(s) not renamed) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Fri, 26 Feb 2010 19:10:03 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:35339 Archived-At: Michael Albinus writes: > Call > > # emacs -Q --batch --eval '(read-event nil nil 0.1)' > > It does not return. This is a technical limitation of batch mode. Input is acquired via getchar(): see kbd_buffer_get_event in keyboard.c. Unfortunately, getchar() blocks until input in submitted on standard input.