From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#19117: 25.0.50; emacs on x11 chooses different fonts for the same face sometimes Date: Sun, 07 Dec 2014 18:12:05 +0200 Message-ID: <83egsbzbfu.fsf@gnu.org> References: <878uj674zh.fsf@secretsauce.net> <831tox7t03.fsf@gnu.org> <87a92zrj4b.fsf@secretsauce.net> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1417968806 26513 80.91.229.3 (7 Dec 2014 16:13:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 7 Dec 2014 16:13:26 +0000 (UTC) Cc: 19117@debbugs.gnu.org To: Dima Kogan Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Dec 07 17:13:19 2014 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XxeSU-0007eQ-NT for geb-bug-gnu-emacs@m.gmane.org; Sun, 07 Dec 2014 17:13:18 +0100 Original-Received: from localhost ([::1]:58351 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XxeSU-0003s0-76 for geb-bug-gnu-emacs@m.gmane.org; Sun, 07 Dec 2014 11:13:18 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39435) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XxeSK-0003oJ-UB for bug-gnu-emacs@gnu.org; Sun, 07 Dec 2014 11:13:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XxeSE-00017P-MO for bug-gnu-emacs@gnu.org; Sun, 07 Dec 2014 11:13:08 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:59203) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XxeSE-00017L-Il for bug-gnu-emacs@gnu.org; Sun, 07 Dec 2014 11:13:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XxeSE-0001WF-3I for bug-gnu-emacs@gnu.org; Sun, 07 Dec 2014 11:13:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 07 Dec 2014 16:13:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 19117 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 19117-submit@debbugs.gnu.org id=B19117.14179687425762 (code B ref 19117); Sun, 07 Dec 2014 16:13:02 +0000 Original-Received: (at 19117) by debbugs.gnu.org; 7 Dec 2014 16:12:22 +0000 Original-Received: from localhost ([127.0.0.1]:56413 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XxeRa-0001Us-7Y for submit@debbugs.gnu.org; Sun, 07 Dec 2014 11:12:22 -0500 Original-Received: from mtaout21.012.net.il ([80.179.55.169]:49398) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XxeRX-0001Uj-OF for 19117@debbugs.gnu.org; Sun, 07 Dec 2014 11:12:20 -0500 Original-Received: from conversion-daemon.a-mtaout21.012.net.il by a-mtaout21.012.net.il (HyperSendmail v2007.08) id <0NG700500ZO5O400@a-mtaout21.012.net.il> for 19117@debbugs.gnu.org; Sun, 07 Dec 2014 18:12:19 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout21.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NG7005PUZOGM230@a-mtaout21.012.net.il>; Sun, 07 Dec 2014 18:12:17 +0200 (IST) In-reply-to: <87a92zrj4b.fsf@secretsauce.net> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:96943 Archived-At: > From: Dima Kogan > Date: Sat, 06 Dec 2014 23:28:34 -0800 > > > Put a breakpoint where Emacs loads new fonts, and see who calls that > > code. > > I'm digging through the code. It's slow going so far, but I'm getting > more familiar with it. In my init.el I have in my default-frame-alist > > (font . "-adobe-courier-medium-r-*-*-*-80-*-*-m-*-iso8859-1") > > I'm looking at realize_x_face() in xfaces.c. When I create a new frame > by pressing C-x 5 2, all the faces get re-realized, and I can see which > fonts are chosen. That function takes in a list of face attributes, and > associates a font with each face. I'm looking at attrs[LFACE_FONT_INDEX] > on input and face->font on output. For most faces, these two values are > > # > "-adobe-courier-medium-r-normal--11-80-100-100-m-60-iso8859-1" > > which is correct: we're asking for a particular font and we're getting > it. the above is a font object. > For many faces, however these values are > > # > "-urw-nimbus mono l-regular-o-normal--11-79-100-100-p-70-iso8859-1" > > or > > # > "-adobe-courier-medium-o-normal--11-80-100-100-m-60-iso8859-1" These two aren't font objects, they are font specs, a different object. See font.h for their respective descriptions (unless you already read that). > Here we're requesting a slanted version of the default font. Sometimes > emacs picks the right one (-adobe-courier-medium-o-...), but at other > times it picks the wrong one (-urw-....). The exact set of faces that > get the wrong font varies with each invocation of realize_x_face(), but > there's always at least one wrong one. Does the backtrace tell something about the reason(s) for the differences?