From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: =?UTF-8?Q?=C3=93scar?= Fuentes Newsgroups: gmane.emacs.bugs Subject: bug#6430: Emacs WINDOWS truncates exit status of processes to 8 bits Date: Wed, 15 Jun 2016 17:15:54 +0200 Message-ID: <87inxajxed.fsf@wanadoo.es> References: <1310.80.58.205.52.1276622459.squirrel@correo.ozu.es> <831t3zg7or.fsf@gnu.org> <83d1njdvk9.fsf@gnu.org> <87mvmmk52b.fsf@wanadoo.es> <8337oeebr0.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1466004073 27281 80.91.229.3 (15 Jun 2016 15:21:13 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 15 Jun 2016 15:21:13 +0000 (UTC) Cc: macross84@ozu.es, 6430@debbugs.gnu.org, npostavs@users.sourceforge.net To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jun 15 17:20:58 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 1bDCci-0008LF-JT for geb-bug-gnu-emacs@m.gmane.org; Wed, 15 Jun 2016 17:20:56 +0200 Original-Received: from localhost ([::1]:42862 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bDCcc-0005Ia-Qm for geb-bug-gnu-emacs@m.gmane.org; Wed, 15 Jun 2016 11:20:50 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39310) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bDCZ2-0001n0-CY for bug-gnu-emacs@gnu.org; Wed, 15 Jun 2016 11:17:14 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bDCYw-0002xV-Ej for bug-gnu-emacs@gnu.org; Wed, 15 Jun 2016 11:17:08 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:58310) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bDCYw-0002xL-BN for bug-gnu-emacs@gnu.org; Wed, 15 Jun 2016 11:17:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bDCYv-0006YP-VP for bug-gnu-emacs@gnu.org; Wed, 15 Jun 2016 11:17:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: =?UTF-8?Q?=C3=93scar?= Fuentes Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 15 Jun 2016 15:17:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 6430 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: wontfix Original-Received: via spool by 6430-submit@debbugs.gnu.org id=B6430.146600376725126 (code B ref 6430); Wed, 15 Jun 2016 15:17:01 +0000 Original-Received: (at 6430) by debbugs.gnu.org; 15 Jun 2016 15:16:07 +0000 Original-Received: from localhost ([127.0.0.1]:42414 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bDCY2-0006XC-QX for submit@debbugs.gnu.org; Wed, 15 Jun 2016 11:16:06 -0400 Original-Received: from relaycp03.dominioabsoluto.net ([217.116.26.84]:42578) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bDCXx-0006WP-IF for 6430@debbugs.gnu.org; Wed, 15 Jun 2016 11:16:05 -0400 Original-Received: from smtp.movistar.es (smtp21.acens.net [86.109.99.145]) by relaycp03.dominioabsoluto.net (Postfix) with ESMTP id 3E791BFA4C3; Wed, 15 Jun 2016 17:15:55 +0200 (CEST) X-CTCH-RefID: str=0001.0A0B0201.5761712B.00D0, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown Original-Received: from qcore (217.125.182.141) by smtp.movistar.es (8.6.122.03) (authenticated as 981711563$telefonica.net) id 574060E7013FD744; Wed, 15 Jun 2016 15:15:55 +0000 In-Reply-To: <8337oeebr0.fsf@gnu.org> (Eli Zaretskii's message of "Wed, 15 Jun 2016 18:02:27 +0300") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.92 (gnu/linux) 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" Xref: news.gmane.org gmane.emacs.bugs:119584 Archived-At: Eli Zaretskii writes: >> When a Windows application calls an API that fails and the application >> has no method for recovering from the error, it is customary to exit >> with the error code of the API (usually obtained with GetLastError). > > GetLastError has nothing to do with this, because it's not an API that > fails, it's a program that exits with some arbitrary exit code. if( ! CreateProcess(....) ) { DWORD ec = GetLastError(); // do some cleanup ExitProcess(ec); } The program exits with the error code obtained with GetLastError, which is a 32 bit number. The program may have its own exit codes, which can be wider than 8 bits.