From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#22344: 25.0.50 (and 24.5.1, 24.4); Sending 4097 bytes to a subprocess hangs Emacs on Windows 8 and 10 Date: Mon, 11 Jan 2016 21:33:55 +0200 Message-ID: <83y4bvkj18.fsf@gnu.org> References: <569340A9.3010904@gmail.com> <83si24ktzh.fsf@gnu.org> <5693D43E.4000804@gmail.com> <83lh7wkrgz.fsf@gnu.org> <5693DDBF.3010802@gmail.com> <5693E3E3.7020304@gmail.com> <83h9ikknsg.fsf@gnu.org> <5693EE47.9010209@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1452540980 31209 80.91.229.3 (11 Jan 2016 19:36:20 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 11 Jan 2016 19:36:20 +0000 (UTC) Cc: 22344@debbugs.gnu.org To: =?UTF-8?Q?Cl=C3=A9ment?= Pit--Claudel Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Jan 11 20:36:04 2016 Return-path: Envelope-to: geb-bug-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 1aIiG1-0000ek-IC for geb-bug-gnu-emacs@m.gmane.org; Mon, 11 Jan 2016 20:36:02 +0100 Original-Received: from localhost ([::1]:56513 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aIiG0-0007K9-Rz for geb-bug-gnu-emacs@m.gmane.org; Mon, 11 Jan 2016 14:36:00 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38951) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aIiF9-0005hN-LT for bug-gnu-emacs@gnu.org; Mon, 11 Jan 2016 14:35:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aIiF4-0004y0-Nd for bug-gnu-emacs@gnu.org; Mon, 11 Jan 2016 14:35:07 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:58565) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aIiF4-0004xa-LV for bug-gnu-emacs@gnu.org; Mon, 11 Jan 2016 14:35:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84) (envelope-from ) id 1aIiF4-0003Nf-FL for bug-gnu-emacs@gnu.org; Mon, 11 Jan 2016 14:35:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 11 Jan 2016 19:35:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 22344 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 22344-submit@debbugs.gnu.org id=B22344.145254084212921 (code B ref 22344); Mon, 11 Jan 2016 19:35:02 +0000 Original-Received: (at 22344) by debbugs.gnu.org; 11 Jan 2016 19:34:02 +0000 Original-Received: from localhost ([127.0.0.1]:46785 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aIiE5-0003ML-Pq for submit@debbugs.gnu.org; Mon, 11 Jan 2016 14:34:01 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:47399) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aIiE3-0003Lo-H0 for 22344@debbugs.gnu.org; Mon, 11 Jan 2016 14:33:59 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aIiDt-0004dp-KJ for 22344@debbugs.gnu.org; Mon, 11 Jan 2016 14:33:54 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:48073) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aIiDt-0004dk-H6; Mon, 11 Jan 2016 14:33:49 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2902 helo=HOME-C4E4A596F7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1aIiDs-0005I9-Go; Mon, 11 Jan 2016 14:33:49 -0500 In-reply-to: <5693EE47.9010209@gmail.com> (message from =?UTF-8?Q?Cl=C3=A9ment?= Pit--Claudel on Mon, 11 Jan 2016 13:02:47 -0500) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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: 208.118.235.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:111524 Archived-At: > Cc: 22344@debbugs.gnu.org > From: Clément Pit--Claudel > Date: Mon, 11 Jan 2016 13:02:47 -0500 > > > Thanks. Are all the affected programs written in JavaScript? Do they > > all set stdin encoding to UTF-8? If so, does the problem go away if > > you remove the line that sets the encoding? > > No, the following javascript implementation of cat also reproduces the issue: > > function blackhole() { > process.stdin.resume(); > process.stdin.setEncoding("ascii"); > process.stdin.on('data', function (chunk) { process.stdout.write(chunk); }); > } > blackhole(); Could it be that the script exits as soon as it processed the first 4K chunk, without waiting for the next one, or without waiting long enough?