From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-74.mimecast.com (us-smtp-delivery-74.mimecast.com [63.128.21.74]) by sourceware.org (Postfix) with ESMTP id 5C366385B834 for ; Mon, 30 Mar 2020 18:43:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 5C366385B834 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-38-3v32Im4wPz-JPfDDvEatxQ-1; Mon, 30 Mar 2020 14:43:30 -0400 X-MC-Unique: 3v32Im4wPz-JPfDDvEatxQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 10FE2107ACC7; Mon, 30 Mar 2020 18:43:30 +0000 (UTC) Received: from blade.nx (ovpn-113-12.ams2.redhat.com [10.36.113.12]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0D90F5C1BB; Mon, 30 Mar 2020 18:43:27 +0000 (UTC) Received: by blade.nx (Postfix, from userid 1000) id E0D99816CCA9; Mon, 30 Mar 2020 19:43:25 +0100 (BST) Date: Mon, 30 Mar 2020 19:43:25 +0100 From: Gary Benson To: Jan Kratochvil Cc: Norbert Lange , "Frank Ch. Eigler" , gdb@sourceware.org Subject: Re: Automatically fetching Build ID from remote libraries and resole them locally? Message-ID: <20200330184324.GA21199@blade.nx> References: <87blohl3an.fsf@redhat.com> <20200330084522.GA1075780@host1.jankratochvil.net> <20200330091934.GA1078028@host1.jankratochvil.net> MIME-Version: 1.0 In-Reply-To: <20200330091934.GA1078028@host1.jankratochvil.net> Organization: Red Hat UK Ltd, 64 Baker Street, 4th Floor, W1U 7DF, UK. Registered in England and Wales (3798903) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-Spam-Status: No, score=-12.9 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 30 Mar 2020 18:43:35 -0000 Jan Kratochvil wrote: > On Mon, 30 Mar 2020 11:04:30 +0200, Norbert Lange wrote: > > I would want to use 'set sysroot /path/to/staging/dir', but the > > downside is that mismatches will not be detected and can badly > > mess up debugging. >=20 > You should have setup symlinks in /usr/lib/debug/.build-id/ > (or where you 'set debug-file-directory') for all build-ids you ever > build. That works for core-files. >=20 > > GDB 9.0 certainly does not use *Build-Ids from the 'remote'*, >=20 > According to a test I have made now I agree. Maybe Gary Benson will > suggest more. Sorry to disappoint, but I don't think I've ever done anything with build-id. Cheers, Gary