From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ludovic =?UTF-8?Q?Court=C3=A8s?= Newsgroups: gmane.lisp.guile.bugs Subject: bug#68087: Signal handlers not called after =?UTF-8?Q?=E2=80=98primitive-fork=E2=80=99?= Date: Thu, 28 Dec 2023 18:16:52 +0100 Message-ID: <87tto2gscb.fsf@inria.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10002"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: 68087@debbugs.gnu.org Original-X-From: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Thu Dec 28 18:18:18 2023 Return-path: Envelope-to: guile-bugs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rIu1R-0002Oj-8x for guile-bugs@m.gmane-mx.org; Thu, 28 Dec 2023 18:18:17 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIu1F-0004Pt-0x; Thu, 28 Dec 2023 12:18:05 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rIu1D-0004Op-72 for bug-guile@gnu.org; Thu, 28 Dec 2023 12:18:03 -0500 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rIu1C-00081f-V4 for bug-guile@gnu.org; Thu, 28 Dec 2023 12:18:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1rIu1B-0006hX-UW for bug-guile@gnu.org; Thu, 28 Dec 2023 12:18:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Ludovic =?UTF-8?Q?Court=C3=A8s?= Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Thu, 28 Dec 2023 17:18:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 68087 X-GNU-PR-Package: guile X-Debbugs-Original-To: bug-guile@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.170378382925683 (code B ref -1); Thu, 28 Dec 2023 17:18:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 28 Dec 2023 17:17:09 +0000 Original-Received: from localhost ([127.0.0.1]:40251 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rIu0L-0006gB-47 for submit@debbugs.gnu.org; Thu, 28 Dec 2023 12:17:09 -0500 Original-Received: from lists.gnu.org ([2001:470:142::17]:57402) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rIu0H-0006fa-6D for submit@debbugs.gnu.org; Thu, 28 Dec 2023 12:17:07 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rIu0B-0004Ha-S9 for bug-guile@gnu.org; Thu, 28 Dec 2023 12:17:00 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rIu0A-0007vD-Pp for bug-guile@gnu.org; Thu, 28 Dec 2023 12:16:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-Version:Date:Subject:To:From:in-reply-to: references; bh=sE+kE+GN5vGGLLpLB0RcEhey/EoPk9E0g1qXzAGNr80=; b=A+xytlpE4gWrVE agpuJdgqEr5WEm16jOu03cgOXcwzqK49jYnrEZ5oH6NbrauDRqmbcmSPiFn+1zEEehUCrtvGe2ko8 PnoSsf8AK1K1sG8H52bPu8SJUhY9DrWlP3I7sVw1mm7ASf+40pEYXA488x+h/pN+KzPV2fG3mCftk KA/wUPSa5lpVs/hqUO4+minyV+Yt9YgD3oHQXQ/3VXYB2NpAitZFbNiH+XiIs2OQdDrwYdE1mAtqB yJqCVZkyHAVUpVBBLKLisUo2D7UdznO3KIOXg74UmyfJ+I54ho5gIaeWiAzAncyJuJ4aOpnvQs2Yf mHabi3AXiPgf6vyBtIvw==; X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: Octidi 8 =?UTF-8?Q?Niv=C3=B4se?= an 232 de la =?UTF-8?Q?R=C3=A9volution,?= jour du Fumier 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 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.lisp.guile.bugs:10739 Archived-At: In 3.0.9 and current =E2=80=98main=E2=80=99, I get this: --8<---------------cut here---------------start------------->8--- $ cat sigaction-fork.scm (use-modules (ice-9 match)) ;; This call spawns the signal delivery thread as a side effect. (sigaction SIGALRM (lambda (signal) (pk 'got-signal! signal))) (match (primitive-fork) (0 (pk 'child (getpid)) (sigaction SIGALRM (lambda (signal) ;; This handler is never called! (pk 'got-signal-child! signal))) (kill 0 SIGALRM) (pk 'alarm-sent)) (_ (primitive-exit 0))) $ guile sigaction-fork.scm ;;; (child 30308) ;;; (alarm-sent) --8<---------------cut here---------------end--------------->8--- Everything works fine if we remove the pre-fork =E2=80=98sigaction=E2=80=99= call. Ludo=E2=80=99.