From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Aaron Jensen Newsgroups: gmane.emacs.bugs Subject: bug#26586: 25.1; header-line-format spins cpu Date: Fri, 21 Apr 2017 07:29:00 -0700 Message-ID: References: <83y3uu9nxf.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: blaine.gmane.org 1492785022 12747 195.159.176.226 (21 Apr 2017 14:30:22 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 21 Apr 2017 14:30:22 +0000 (UTC) Cc: 26586-done@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Apr 21 16:30:13 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d1ZZY-0002yR-Ma for geb-bug-gnu-emacs@m.gmane.org; Fri, 21 Apr 2017 16:30:08 +0200 Original-Received: from localhost ([::1]:59941 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1ZZe-0000Po-Dq for geb-bug-gnu-emacs@m.gmane.org; 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The code generating it was org-sticky-header https://github.com/alphapapa/org-sticky-header/blob/master/org-sticky-header.el I was investigating and infinite loop reported here: https://github.com/alphapapa/org-sticky-header/issues/4 The org file that triggers the bug is: * [[elisp:(org-projectile:open-project%20"foobar")][xxxxxxxxxx]] which is generated by org-projectile So, I'm guessing that org-sticky-header needs to escape or remove elisp links before turning org headlines into a header? On Fri, Apr 21, 2017 at 1:15 AM, Eli Zaretskii wrote: >> From: Aaron Jensen >> Date: Thu, 20 Apr 2017 23:17:22 -0700 >> >> With emacs -Q, executing: >> >> (setq header-line-format '(#("* >> [[elisp:(org-projectile:open-project%20\"foobar\")][xxxxxxxxxx]]" 0 1 >> [...] >> Spins the CPU 100% until I kill emacs. > > You are shooting yourself in the foot by having that "%20" in the > header-line-format. Percent sign is special in mode-line and > header-line formats: it indicates a %-construct, see the node > "%-Constructs" in the ELisp manual. > > I fixed the code to avoid the infloop in this case, but you should fix > your code, because the result will not be what you probably expect. > > Thanks.