all messages for Emacs-related lists mirrored at yhetil.org
 help / color / mirror / code / Atom feed
From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: "Jose A. Ortega Ruiz" <jao@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: problem with font lock
Date: Fri, 15 Jan 2010 09:19:15 -0500	[thread overview]
Message-ID: <jwvska7a1uc.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <87zl4fftv2.fsf@newton.homeunix.net> (Jose A. Ortega Ruiz's message of "Fri, 15 Jan 2010 13:14:09 +0100")

> i'm experiencing an intermittent problem with font lock that i don't
> know how to debug (this is emacs 23.1.91 packaged for debian). every now
> and then, font lock just stops working in most (but not all) of the
> buffers: the extant colors remain, but new text is not coloured at all
> (e.g., if i comment a line out, the line's text retains its initial
> faces instead of switching to the comment face). as i said, i haven't
> found a way to reproduce this behaviour deterministically, and when it
> starts happening i don't see any error message around. so my question
> is: what would you recommend to look at when i enter this state, so that
> i can submit a useful bug report?

Once it's done it's too late.  But you can (setq font-lock-support-mode
nil) in your .emacs and then try to reproduce the problem.  This should
(well, may) give you a usable error message right when the
problem appears.


        Stefan





  reply	other threads:[~2010-01-15 14:19 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-15 12:14 problem with font lock Jose A. Ortega Ruiz
2010-01-15 14:19 ` Stefan Monnier [this message]
2010-01-19 21:54   ` Jose A. Ortega Ruiz
2010-01-15 14:43 ` Eli Zaretskii
2010-01-15 16:27   ` Jose A. Ortega Ruiz
2010-01-15 17:49     ` Stefan Monnier
2010-01-15 16:24 ` alin.s
2010-01-15 20:15   ` Jose A. Ortega Ruiz

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=jwvska7a1uc.fsf-monnier+emacs@gnu.org \
    --to=monnier@iro.umontreal.ca \
    --cc=emacs-devel@gnu.org \
    --cc=jao@gnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this external index

	https://git.savannah.gnu.org/cgit/emacs.git
	https://git.savannah.gnu.org/cgit/emacs/org-mode.git

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.