From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 109548 invoked by alias); 25 Jul 2015 07:16:32 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 109537 invoked by uid 89); 25 Jul 2015 07:16:32 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.4 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_SOFTFAIL autolearn=no version=3.3.2 X-HELO: mtaout22.012.net.il Received: from mtaout22.012.net.il (HELO mtaout22.012.net.il) (80.179.55.172) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sat, 25 Jul 2015 07:16:30 +0000 Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0NS100I00830XY00@a-mtaout22.012.net.il> for gdb-patches@sourceware.org; Sat, 25 Jul 2015 10:15:53 +0300 (IDT) Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NS100I4586HNIB0@a-mtaout22.012.net.il>; Sat, 25 Jul 2015 10:15:53 +0300 (IDT) Date: Sat, 25 Jul 2015 07:16:00 -0000 From: Eli Zaretskii Subject: Re: [PATCH] Make sure GDB uses a valid shell when starting the inferior and to perform the "shell" command In-reply-to: <87y4i547lk.fsf@redhat.com> To: Sergio Durigan Junior Cc: Paul_Koning@dell.com, simon.marchi@ericsson.com, gdb-patches@sourceware.org Reply-to: Eli Zaretskii Message-id: <831tfw3dxw.fsf@gnu.org> MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Content-transfer-encoding: 8BIT References: <1437761993-18758-1-git-send-email-sergiodj@redhat.com> <55B2850D.6030306@ericsson.com> <87k2tp5q3g.fsf@redhat.com> <838ua52wmp.fsf@gnu.org> <87fv4d5p8l.fsf@redhat.com> <837fpp2uz5.fsf@gnu.org> <94F6A309-A197-4A71-BEB9-42E009DD1EB5@dell.com> <87y4i547lk.fsf@redhat.com> X-IsSubscribed: yes X-SW-Source: 2015-07/txt/msg00740.txt.bz2 > From: Sergio Durigan Junior > Cc: , , > Date: Fri, 24 Jul 2015 16:35:19 -0400 > > On Friday, July 24 2015, Paul Koning wrote: > > > But if you omit a shell, is the user of that shell blocked from using > > gdb? That’s not a good failure mode. It seems to me that omitting a > > non-shell is much more forgiving: all that happens is that you don’t > > get the friendly error message. > > As I said before, I agree with this rationale. However, I just would > like to make it clear that if the shell is invalid, the user will still > be able to start inferiors because GDB will default to /bin/sh. As would happen if we don't recognize the shell.