From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20365 invoked by alias); 28 Sep 2018 21:21:45 -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 20355 invoked by uid 89); 28 Sep 2018 21:21:44 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-2.4 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:908 X-HELO: smtp.polymtl.ca Received: from smtp.polymtl.ca (HELO smtp.polymtl.ca) (132.207.4.11) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 28 Sep 2018 21:21:43 +0000 Received: from simark.ca (simark.ca [158.69.221.121]) (authenticated bits=0) by smtp.polymtl.ca (8.14.7/8.14.7) with ESMTP id w8SLLbJI005067 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 28 Sep 2018 17:21:41 -0400 Received: by simark.ca (Postfix, from userid 112) id 27E401E97B; Fri, 28 Sep 2018 17:21:37 -0400 (EDT) Received: from simark.ca (localhost [127.0.0.1]) by simark.ca (Postfix) with ESMTP id A87361E870; Fri, 28 Sep 2018 17:21:36 -0400 (EDT) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 28 Sep 2018 21:21:00 -0000 From: Simon Marchi To: Tom Tromey Cc: gdb-patches@sourceware.org Subject: Re: [RFC 0/6] A different approach to startup-with-shell on macOS In-Reply-To: <20180926111130.18956-1-tom@tromey.com> References: <20180926111130.18956-1-tom@tromey.com> Message-ID: <7f014882513b9f17a4eba7106d857130@polymtl.ca> X-Sender: simon.marchi@polymtl.ca User-Agent: Roundcube Webmail/1.3.6 X-IsSubscribed: yes X-SW-Source: 2018-09/txt/msg00923.txt.bz2 On 2018-09-26 07:11, Tom Tromey wrote: > One question I have is whether it's possible to build gdb on an older > version of macOS and then run it on a newer version. If this can be > done, then the #if-based approach taken in the final patch will not > work. Good question. I asked on #machomebrew about how they build the binary packages, whether a package intended for a certain macOS version is always built on that version of macOS, or there is some cross-version compiling involved. Until we have proof that it's necessary, I think what you have done is fine. > I didn't include any way to control this feature other than "set > startup-with-shell off". My thinking was that turning this off will > just result in failures, which isn't useful. However if there's a > reason to do something else, I could add it. Makes sense. Simon