From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id 05CFD3858D37 for ; Thu, 3 Feb 2022 09:48:57 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 05CFD3858D37 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-63-NuewjwS1PdSvIu6BYZ9m9Q-1; Thu, 03 Feb 2022 04:48:54 -0500 X-MC-Unique: NuewjwS1PdSvIu6BYZ9m9Q-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 756C01124C46; Thu, 3 Feb 2022 09:48:53 +0000 (UTC) Received: from oldenburg.str.redhat.com (unknown [10.39.193.205]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 699F34F87B; Thu, 3 Feb 2022 09:48:52 +0000 (UTC) From: Florian Weimer To: libc-alpha@sourceware.org Cc: Ivan Zuboff , "Alejandro Colomar (man-pages)" Subject: [PATCH] manual: SA_ONSTACK is ignored without alternate stack Date: Thu, 03 Feb 2022 10:48:50 +0100 Message-ID: <87fsp0wa9p.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-12.2 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_LOW, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Feb 2022 09:48:59 -0000 The current stack is used. No SIGILL is generated. --- manual/signal.texi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/manual/signal.texi b/manual/signal.texi index 8a12baf044..5c2ba7dae6 100644 --- a/manual/signal.texi +++ b/manual/signal.texi @@ -1329,7 +1329,7 @@ Setting this flag for a signal other than @code{SIGCHLD} has no effect. If this flag is set for a particular signal number, the system uses the signal stack when delivering that kind of signal. @xref{Signal Stack}. If a signal with this flag arrives and you have not set a signal stack, -the system terminates the program with @code{SIGILL}. +the normal user stack is used instead, as if the flag had not been set. @end deftypevr @deftypevr Macro int SA_RESTART