From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#50849: 28.0.50; Proposal for Emacs daemon to signal when being busy Date: Fri, 02 Sep 2022 14:21:30 +0300 Message-ID: <83o7vyowcl.fsf@gnu.org> References: <86czouksh2.fsf@protected.rcdrun.com> <83mtnykpij.fsf@gnu.org> <87tui5fdku.fsf@gnus.org> <83y27hjhy2.fsf@gnu.org> <87r10uvxr9.fsf@gnus.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="4751"; mail-complaints-to="usenet@ciao.gmane.io" Cc: bugs@gnu.support, 50849@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Sep 02 13:36:58 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1oU4yo-00012J-F3 for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 02 Sep 2022 13:36:58 +0200 Original-Received: from localhost ([::1]:43220 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oU4yn-0007Fa-Eb for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 02 Sep 2022 07:36:57 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33444) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oU4kP-0002SV-Vn for bug-gnu-emacs@gnu.org; Fri, 02 Sep 2022 07:22:06 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:55328) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oU4kM-00080H-5Z for bug-gnu-emacs@gnu.org; Fri, 02 Sep 2022 07:22:05 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oU4kM-0007BO-0s for bug-gnu-emacs@gnu.org; Fri, 02 Sep 2022 07:22:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 02 Sep 2022 11:22:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 50849 X-GNU-PR-Package: emacs Original-Received: via spool by 50849-submit@debbugs.gnu.org id=B50849.166211767027548 (code B ref 50849); Fri, 02 Sep 2022 11:22:01 +0000 Original-Received: (at 50849) by debbugs.gnu.org; 2 Sep 2022 11:21:10 +0000 Original-Received: from localhost ([127.0.0.1]:45077 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oU4jW-0007AG-1G for submit@debbugs.gnu.org; Fri, 02 Sep 2022 07:21:10 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:48818) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oU4jU-00079u-BQ for 50849@debbugs.gnu.org; Fri, 02 Sep 2022 07:21:08 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:55308) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oU4jO-0007On-E4; Fri, 02 Sep 2022 07:21:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=eNsXyMz6XLSLnHNbQrd1xElvITCmCCOt1ThYdW5p4Vg=; b=fb5Cl6vAxOVT Cno/WtmMeFfP7+6XIsCyXhz8yGYqg07I4LSddzdHk/zC9CJviop4fsAwW6StHsGSWvACEIh+OjJ/y gbs+CvAUcE3b5eeVZX28XnJC1V80gD/4JUT8ccyLU8N2zZUNDyv4pKdVvnrB0UmWkwmMpKEp89y12 JDgeOKDGZA2hiyRDS0UjA/53bZlgp2huGK8c6nG7Qd2VwC7bFnd44h/xpMtgS1u+1ClsOAurOxKwy haqNlGcAMUyL7SDAmxC5pX5Vo69mbJEjzHvliBdqH1N+wNsCTP6Oo8z77bFuPjn4/bD/kXHrlfe+r Qqsj0sb+ZMO8iyx7AG2ULA==; Original-Received: from [87.69.77.57] (port=4260 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oU4jN-00073E-Sk; Fri, 02 Sep 2022 07:21:02 -0400 In-Reply-To: <87r10uvxr9.fsf@gnus.org> (message from Lars Ingebrigtsen on Fri, 02 Sep 2022 13:09:14 +0200) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:241319 Archived-At: > From: Lars Ingebrigtsen > Cc: bugs@gnu.support, 50849@debbugs.gnu.org > Date: Fri, 02 Sep 2022 13:09:14 +0200 > > Eli Zaretskii writes: > > > There is a (built-in) timeout, but it's way too long AFAIK. And we > > don't handle it any different from any other error: we exit. > > Doing some testing, it seems to hang here in that recv: > > /* Now, wait for an answer and print any messages. */ > while (exit_status == EXIT_SUCCESS) > { > do > { > act_on_signals (emacs_socket); > rl = recv (emacs_socket, string, BUFSIZ, 0); > } > while (rl < 0 && errno == EINTR); > > Does the recv time out? Looks like it doesn't by default, but we can ask it to do so. See, for example, https://stackoverflow.com/questions/30395258/setting-timeout-to-recv-function.