From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id sNaXExoRhl+uXAAA0tVLHw (envelope-from ) for ; Tue, 13 Oct 2020 20:42:02 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id 4MSHDxoRhl/qLwAA1q6Kng (envelope-from ) for ; Tue, 13 Oct 2020 20:42:02 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 130359402B6 for ; Tue, 13 Oct 2020 20:42:02 +0000 (UTC) Received: from localhost ([::1]:45504 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kSR7Q-0000tu-PM for larch@yhetil.org; Tue, 13 Oct 2020 16:42:00 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58552) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kSR6Y-0000BW-Jl; Tue, 13 Oct 2020 16:41:06 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:43460) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kSR6Y-0001iQ-7S; Tue, 13 Oct 2020 16:41:06 -0400 Received: from [2a01:e0a:1d:7270:af76:b9b:ca24:c465] (port=59392 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1kSR6X-0004Uj-NR; Tue, 13 Oct 2020 16:41:06 -0400 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: Jan Nieuwenhuizen Subject: Re: raise(-1) succeeds for programs linked against libpthread References: <20201005100249.19995.93553@vcs0.savannah.gnu.org> <87h7r82740.fsf@gnu.org> <87sgaju53p.fsf@gnu.org> <87tuuzd6aq.fsf@gnu.org> <87h7qyjl9q.fsf_-_@gnu.org> <20201013135744.mpizainhz43e5vkl@function> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 22 =?utf-8?Q?Vend=C3=A9miaire?= an 229 de la =?utf-8?Q?R=C3=A9volution?= X-PGP-Key-ID: 0x090B11993D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-pc-linux-gnu Date: Tue, 13 Oct 2020 22:41:04 +0200 In-Reply-To: <20201013135744.mpizainhz43e5vkl@function> (Samuel Thibault's message of "Tue, 13 Oct 2020 15:57:44 +0200") Message-ID: <87blh5hna7.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: guix-devel@gnu.org, bug-hurd@gnu.org Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Spam-Score: -1.51 X-TUID: peaWjqPc3FV1 Samuel Thibault skribis: > Ludovic Court=C3=A8s, le mar. 13 oct. 2020 15:41:37 +0200, a ecrit: >> =E2=80=98pthread_kill=E2=80=99 passes the signal number to =E2=80=98_hur= d_raise_signal=E2=80=99, which >> assumes it is valid: > [...] >> I suppose that before calling =E2=80=98sigaddset=E2=80=99, it should che= ck whether SIGNO >> is within bounds, along the lines of: >>=20 >> if (signo < 2 || signo >=3D _NSIG) >> return EINVAL; >>=20 >> Does that make sense? > > Probably, yes. Why excluding SIGHUP? Oops, an oversight: I was looking at =E2=80=98signum-generic.h=E2=80=99 and= the first definition is SIGINT (2). :-) Ludo=E2=80=99.