From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu Newsgroups: gmane.emacs.devel Subject: Re: Abysmal state of GTK build Date: Sun, 21 Aug 2022 22:08:29 +0800 Message-ID: <87tu65it9e.fsf@yahoo.com> References: <87ilmlluxq.fsf.ref@yahoo.com> <87ilmlluxq.fsf@yahoo.com> <87h725olz1.fsf@gnus.org> <8735dplo5d.fsf@yahoo.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="37887"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux) Cc: Lars Ingebrigtsen , emacs-devel@gnu.org To: Gregory Heytings Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Aug 21 16:10:10 2022 Return-path: Envelope-to: ged-emacs-devel@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 1oPleT-0009hP-M9 for ged-emacs-devel@m.gmane-mx.org; Sun, 21 Aug 2022 16:10:09 +0200 Original-Received: from localhost ([::1]:48764 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oPleS-0006a6-53 for ged-emacs-devel@m.gmane-mx.org; Sun, 21 Aug 2022 10:10:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60986) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oPld6-0005AR-LL for emacs-devel@gnu.org; Sun, 21 Aug 2022 10:08:44 -0400 Original-Received: from sonic308-56.consmr.mail.ne1.yahoo.com ([66.163.187.31]:42283) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oPld5-0006oq-8U for emacs-devel@gnu.org; Sun, 21 Aug 2022 10:08:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1661090920; bh=GiJuVWdi0QnFJdCkhC2OOXQFB4+25ufK3hp8CoNmfSA=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From:Subject:Reply-To; b=A/x+DAXJg/DpCwXKCSZtO1MludEQFSP7cZD65ErsBmM/VCNokPYW1FIDyLcgxuA/avQBW+tcGa/y3t9o3yDQvcQ7yww75HNGn5AZtWZ5ANhN5yzMQM7Fg0rpXKKpTfu4KyaxzbgdWDcfU2z5mpDBAzecHeeVqz7VslGH71WiYrOPg+g58NcUuqyNlUVEZNoJWDgcKO87T+nrtxM94W9+QlV2gUugz0taBlWiG+dvM1GsgQ7NLSLKAGVyN/lpzIsNLWhESgTZOvZsVTVBAQ53Rwp7gXkXnHGyzPBeNJO60EC1uq3yzSiDjoa1gUeRXBGVlrqRlEvkPF1elC8fOkESCg== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1661090920; bh=dueD50dWxG3MdgfKIuDFQqApZd3SdGmVApCy9mqP52L=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=P7RNJqVZr9zyvXnzLmsbpHeIv6+rmiunm0ooBMe8eo+b4pNUhgwDwPKnEZdrH6trhQYemyn/Q7ORLD5rb92TIdPaYjnAAb9Lgfm7KDjpb7QckT23eswvB3f7U3T7F5FnLNOgI5iYsGuG4MH1HwBh5ine6jlfe8nh5HM+E92kDhdXw+LpEe/SW411N0yN4XRStG8Kr6kA8mzh3yYz1A3YBxhFCtAXYSUJuVG5aq6pm9DPLEM+tY/6f1+GyenmHuQsEv5HP4Gk8lYMY6086L8RQMBQ7ynuxOEvMwrN0heo7Nt8KWPng5mHbTgNP0fYjWqC2ivi8abOBJ8TRLJ3EyJTZw== X-YMail-OSG: Ry0YrhgVM1lyk7iwNQCZlQSZZk4KlkjbckHDvY7rSXRPWHuiaZneYe6M0Qnrsm4 fHp28kGCEshPi.R.M59tmhJ6pvPFT8V9CG6HCQjzYo69p0.h8vDv.I3ScN0s4.9wQH6AsBGYBjVP dhOXRLUYVP_hHMrS.i8UXqhLQWknKd8sFZ0JM9COBemFNfFX1NB81m5VMzrtGg8WX9ppwAakwb0x oQfEpqrDBPPFxG1sVeaWQ93zkKBRocM7PxGmrK3W..Ja0u82aLl3PxOWi66OPFJxhm3e2ULeanRY K9RcNt_gImOUvRxYKFNjqkpWDaetEoC6z5BZ36XqdyoZc5eNshSifrHVdf5qqmoymbji8_lCwts1 1C9lFKcVKH7tm9Kep4vBiYvv4t8kPhvB2fgGNy0S2aqNQAVJJdLpnydYoD5boLi_BfMQvblrq_ns .w2ARnlc0zxkPjkMuqnEj2va6HOW3S7kuk9blsHtbTqiMy7kNp2w4CPW5MlWU1z3e6szfJuzuJ3x DRELqhWQNfuzt7Bgbv9VxdACJsiF2l8Nbe64_o0MDyLViiIANZBdjJtVu7MZ__msp_N4lhLdwFWC bU0kyQtIbt4Uve2SaMII.zbZXdukw79Vh7.NjH74sjq3zZTO7y8BYsGRvkvd2n7C5Mk0UZ_Wfv.8 qX42gfHoC3P3byK91gclBBiUOEnkBjTaCF5215dDyDZGsBDH3Ng5cP9LsPi1ZsCBZ9DDs47Cmk54 mYio1imXGer6wQfcSfZRE.y5zwGPnbK_jlA4Pvb4U.Ywf9dLxzIuHzIP8w4OfsOkl4Q3A6.Exg8J nxFoSXSxy2htbjUPwrJEqyYhIsLjkz8Jd7nP1ntGz3 X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic308.consmr.mail.ne1.yahoo.com with HTTP; Sun, 21 Aug 2022 14:08:40 +0000 Original-Received: by hermes--canary-production-sg3-6f58cd9b5-vlgxl (Yahoo Inc. Hermes SMTP Server) with ESMTPA ID d5978a2d0e685741585a1b356ea1ee71; Sun, 21 Aug 2022 14:08:33 +0000 (UTC) In-Reply-To: (Gregory Heytings's message of "Sun, 21 Aug 2022 14:05:01 +0000") X-Mailer: WebService/1.1.20560 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.187.31; envelope-from=luangruo@yahoo.com; helo=sonic308-56.consmr.mail.ne1.yahoo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:293718 Archived-At: Gregory Heytings writes: > I sent a short demo that shows how one can escape from an _exit a few > weeks ago in bug#56967; I attach it here again. The same kind of > things can be done to circumvent segfaults in library functions. Sorry, but that's not a good idea. What if someone statically links Emacs with the C library? And how will you escape the segfault in the static, possibly inlined function, of the GDK X11 backend? That's not even as reliable as installing a signal handler to handle the SIGSEGV, which is once again a very bad idea.