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.help Subject: Re: 'x-create-frame' succeeds, but 'x-open-connection' fails with same display argument Date: Mon, 04 Dec 2023 08:31:29 +0800 Message-ID: <87il5eoljy.fsf@yahoo.com> References: <20231204021112.07410c13@Elitebook> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="31069"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: help-gnu-emacs@gnu.org To: Herman Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Dec 04 01:35:42 2023 Return-path: Envelope-to: geh-help-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 1r9ww2-0007rX-JQ for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 04 Dec 2023 01:35:42 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r9wsO-0001G0-GZ; Sun, 03 Dec 2023 19:31:56 -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 1r9wsD-0001BQ-50 for help-gnu-emacs@gnu.org; Sun, 03 Dec 2023 19:31:49 -0500 Original-Received: from sonic311-25.consmr.mail.ne1.yahoo.com ([66.163.188.206]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1r9wsA-00013O-Nx for help-gnu-emacs@gnu.org; Sun, 03 Dec 2023 19:31:44 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1701649899; bh=Q+PWrbSXywEtDymY/WUb4ZSXqA+Nt+nI0GRydr6RYVA=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From:Subject:Reply-To; b=t32NxYcBAqmicO/aEtIgxEkqvYpWSlOItJ/BT0yIN8HIbIeFLUVUhWUfoGK+gF4kii/6F9FkvHb9mD/ClZIZnWd/ju8a+Do4UAQr0nR0RWsY/QS0ObU+SjOdA2TusXh3R1uJqZD8BXuGH5TGUC6ziGsuoAVOIyJZ01Ncoq3i7okeLNCzfM0m26hgE3pX7lZcbVJN4G8R6DFnbnWrHQUR1tzaOevVxKQJkTrJfTHNE2y1zs5JbJIFH2AgcQW6v/HyjR8iX1SAgvidRihRXzGY61AfPq7eHQheo00M5F33YXR2flBjetZYo1v0+dVKyF4x0AholZSAO6UnyPhHUPZrOw== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1701649899; bh=oOtbufujz43IEJWVHpdpBgTejLAorABd9fdyhS9u5ls=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=L/j//ZwJy8MJB+9e+11qZGaKdwvYO3lBxjKZRNqVfQTZVARTXETOR2BmGsDEPRGY1Gg3tIw0kKlymVq52v03yFlvJd0CuTMjOPHXgm//h6l3ycD45o8WLfpG0HfkGE8V8fixsyg2vH3YbKTlI9EUE5tGJPbrUQ3e03XSsOE13sMsR+zd3+0hVLwUcV4prHWYvu916fcGV21FqzxoVPJpYjFyOY9UbBnzyxc/OlozcAg6tBJXajH2O7OUWAPRiwivZplYZmtRWzAhmoq2r8yJ/eQDrMUOzp1Ie4r1TSUxMsyqK0/J6lrCnhFSl6i6zxP/hnTkm7LyAALeLC/ostuxsw== X-YMail-OSG: RE5O.WQVM1lvzdOtBehyVquQhLYEqCUQni40bhifO35RyvGMaLeeoNJo1eVCayc pLo3o5_MbnHmPxPkAmsikGkiR5yuJGkrocokcdgvVsUFi4X8Ah3QeYK7lMcZ34_XxBGzZxcC9v.4 VRAsUFzt1AT7lgUS1UUeWwFDnJE0KC811ekhdJOk9f2SBTOkHy9.qKnodDQqizPIXqKI15mt1_2D 2_afHEwESK9GXa4WYpgdbVkdm9oY692AWkp7pWfIlbxzYgjS8wi1R65FO9FbJseL4N_BeFdgK0QG cMr71CyTCJ51vOCFoYw9kJQPGvHviZGajoBGiDuRh8yXu2vgFnd_FqjE9suLHXtvHlM8DA2t9cGe jFe3RX6hqrHMPnOAGIr1J3axnLH6YHHdaJoJl4AQo86Zd6PGN4DiyXEaUrmrIwXwleDeCv5q_aYN oHgg5eNM3WUvX0uvXLVg6Y9N4N6tvZLK65rgqEc24NgXSthGf4PqUBVvVyc2cS7YHo5Mg94.w6N6 X6o0HQ2paTZ6vnNz_Dq0e9KL1q6D3YetwBtpOfeqqi5Uv0psjbtz96AEA1JgiscKnbhq6s3hBrm5 Yga_2zUekEfVKMTyGCS0NWUdnN0KtBUschQjaJC7eUqrgf3aL36pTMRei90JHizgBfgzhgKgS50y ZydF60WNuc5yPkZ.A4UYwq86GyZtgKccrbz6ejYl7QZdX4m6k1MKkPwC5atKwobttbopROeE5ltQ 1P9ZmTVyZO6Qmj15raK6eFii0wT92GFKumK.ETEh3LMSySRQ6dqKBEZIZ6TkTECcO2G4tT9G.QF3 UdKo8IGWI2F84_VWh5ONvw.sgyKLY5lXKoLD9uIHki X-Sonic-MF: X-Sonic-ID: f93a1c6c-612a-40a5-8e78-cdcaa44603fa Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic311.consmr.mail.ne1.yahoo.com with HTTP; Mon, 4 Dec 2023 00:31:39 +0000 Original-Received: by hermes--production-sg3-599557b48c-9zzqw (Yahoo Inc. Hermes SMTP Server) with ESMTPA ID bbfc927c63e441f2e82da45930002640; Mon, 04 Dec 2023 00:31:35 +0000 (UTC) In-Reply-To: <20231204021112.07410c13@Elitebook> (Herman's message of "Mon, 4 Dec 2023 02:11:12 +0200") X-Mailer: WebService/1.1.21896 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.188.206; envelope-from=luangruo@yahoo.com; helo=sonic311-25.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, RCVD_IN_MSPIKE_H2=-0.001, 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: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:145614 Archived-At: Herman writes: > Hi ! > > $ emacs --fg-daemon > $ emacsclient --eval "(terminal-list)" > (#) > $ emacsclient --eval "(get-device-terminal nil)" > # > $ emacsclient --eval "(x-display-list)" > nil > $ emacsclient --eval "(x-create-frame \`((display . ,(getenv \"DISPLAY\"))))" > # > $ emacsclient --eval "(terminal-list)" > (# #) > $ emacsclient --eval "(get-device-terminal nil)" > # > $ emacsclient --eval "(x-display-list)" > (":0.0") > $ emacsclient --eval "(kill-emacs)" > $ emacs --fg-daemon > $ emacsclient --eval "(x-open-connection (getenv \"DISPLAY\"))" > nil > ... > Debugger entered--Lisp error: (error "Display :0.0 does not exist") > signal(error ("Display :0.0 does not exist")) > error("Display %s does not exist" ":0.0") > get-device-terminal(":0.0") > frames-on-display-list(":0.0") > font-setting-change-default-font(":0.0" nil) > dynamic-setting-handle-config-changed-event((config-changed-event font-render ":0.0")) > funcall-interactively(dynamic-setting-handle-config-changed-event (config-changed-event font-render ":0.0")) > call-interactively(dynamic-setting-handle-config-changed-event nil [(config-changed-event font-render ":0.0")]) > command-execute(dynamic-setting-handle-config-changed-event nil [(config-changed-event font-render ":0.0")] t) > > Emacs 29.1. > > /--- 30.2 Multiple Terminals topic in Elisp manual says, > 'x-open-connection' can be tested for communication with a given X > display. What I have missed ? > > Thank you in advance for your help ! I think this is a bug in Emacs, since the display is opened but a font configuration event arrives shortly after it does, and triggers some form of bug where, as no frame on that display then exists, get-device-terminal signals that the display in the configuration event is nonexistent.