From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Alexander Shukaev Newsgroups: gmane.emacs.bugs Subject: bug#43177: Bug: Emacs 27.1 hangs forever in `FcCharSetSubtractCount' from '/usr/lib/libfontconfig.so.1' Date: Thu, 3 Sep 2020 21:47:41 +0200 Message-ID: References: <7bb2d5e3-1abf-08d6-d7c8-0f1bd139815e@Alexander.Shukaev.name> <3598262d-b65c-b1b4-310a-29149fd89ebf@Alexander.Shukaev.name> <04c384ac-bfbe-6073-829c-20712053bb1d@Alexander.Shukaev.name> <28ddec32-bee2-e6fd-d572-b09766f2be37@Alexander.Shukaev.name> <20b43a48-2aac-032b-8bdf-16dffb25de99@Alexander.Shukaev.name> <87o8mnqayh.fsf@igel.home> <87k0xboupe.fsf@igel.home> <87eeniq5ln.fsf@igel.home> <237d1b4a-4f7c-20e2-1b40-f406eadb2d0f@Alexander.Shukaev.name> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17068"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 43177@debbugs.gnu.org To: Robert Pluim , Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Sep 03 21:49:17 2020 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 1kDvET-0004Kr-9S for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 03 Sep 2020 21:49:17 +0200 Original-Received: from localhost ([::1]:52604 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kDvES-0002qT-5G for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 03 Sep 2020 15:49:16 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33626) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kDvDG-0001Cx-Bl for bug-gnu-emacs@gnu.org; Thu, 03 Sep 2020 15:48:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:52943) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kDvDG-0003q7-0A for bug-gnu-emacs@gnu.org; Thu, 03 Sep 2020 15:48:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kDvDF-0002US-ND for bug-gnu-emacs@gnu.org; Thu, 03 Sep 2020 15:48:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Alexander Shukaev Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 03 Sep 2020 19:48:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 43177 X-GNU-PR-Package: emacs Original-Received: via spool by 43177-submit@debbugs.gnu.org id=B43177.15991624739558 (code B ref 43177); Thu, 03 Sep 2020 19:48:01 +0000 Original-Received: (at 43177) by debbugs.gnu.org; 3 Sep 2020 19:47:53 +0000 Original-Received: from localhost ([127.0.0.1]:36256 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kDvD7-0002U6-FO for submit@debbugs.gnu.org; Thu, 03 Sep 2020 15:47:53 -0400 Original-Received: from relay10.mail.gandi.net ([217.70.178.230]:53297) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kDvD4-0002Tr-U4 for 43177@debbugs.gnu.org; Thu, 03 Sep 2020 15:47:51 -0400 Original-Received: from [192.168.0.190] (ip-95-223-75-175.hsi16.unitymediagroup.de [95.223.75.175]) (Authenticated sender: forum@alexander.shukaev.name) by relay10.mail.gandi.net (Postfix) with ESMTPSA id 8CB92240007; Thu, 3 Sep 2020 19:47:43 +0000 (UTC) In-Reply-To: <237d1b4a-4f7c-20e2-1b40-f406eadb2d0f@Alexander.Shukaev.name> Content-Language: en-US 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:187035 Archived-At: On 03/09/2020 18:39, Alexander Shukaev wrote: > On 03/09/2020 17:10, Robert Pluim wrote: >>>>>>> On Thu, 03 Sep 2020 16:48:04 +0200, Andreas Schwab >>>>>>> said: >> >>      Andreas> On Sep 03 2020, Robert Pluim wrote: >>      >> Does it go away if you set font-backend . ftcrhb in your frame >>      >> parameters (assuming youʼre using Cairo)? >> >>      Andreas> That completely removes the delay. >> >> So the solution is easy: just deprecate and remove the 'x' backend :-) >> >> Robert >> > > Love that tip, man!  Confirming the speed up.  Thanks a lot! For future visitors and for completeness sake, my per-frame font setup function now looks like this: (defun init-frame-font-setup (&optional frame) (unless frame (setq frame (selected-frame))) (with-selected-frame frame (when (and (not noninteractive) (init-display-graphic-p)) (let ((font-backend (assoc 'font-backend default-frame-alist))) (if font-backend (when (eq frame frame-initial-frame) (modify-frame-parameters frame `((font-backend . ,font-backend))) (unless noninteractive (message "Font Backend: `%s'" font-backend))) (when (and (> emacs-major-version 26) (boundp 'cairo-version-string)) (setq font-backend "ftcrhb")) (when font-backend (add-to-list 'default-frame-alist `(font-backend . ,font-backend)) (modify-frame-parameters frame `((font-backend . ,font-backend))) (unless noninteractive (message "Font Backend: `%s'" font-backend))))) (let ((font (assoc 'font default-frame-alist))) (if font (when (eq frame frame-initial-frame) (set-frame-font font t t) (unless noninteractive (message "Font: `%s'" font))) (let ((font-family (catch 'break (dolist (font-family init-font-families) (when (member font-family (font-family-list)) (throw 'break font-family)))))) (setq font (when font-family (format "%s-%d" font-family init-font-size)))) (when font (add-to-list 'default-frame-alist `(font . ,font)) (set-frame-font font t t) (unless noninteractive (message "Font: `%s'" font)))))))) Typical usage is to add the following stanza to Emacs Lisp initialization file(s): (unless (or noninteractive (daemonp)) (when (init-display-graphic-p) (init-frame-font-setup))) (dolist (hook '(after-make-frame-functions focus-in-hook)) (add-hook hook #'init-frame-font-setup))