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Re: Emacs just dies during fontification
From: |
Stefan Monnier |
Subject: |
Re: Emacs just dies during fontification |
Date: |
Mon, 21 Dec 2009 10:37:45 -0500 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.1.90 (gnu/linux) |
>> I have problem finding an error because Emacs just dies during
>> fontification when I try to call `message'. It does not happen when I
>> do not add the calls to `message'. (But then I do not get the info I
>> need.)
> If you mean that you added calls to `message' inside a fontification
> function, then it's a no-no, because fontification functions are
> called by the display engine as part of rendering the display. A call
> to `message' causes Emacs to re-enter redisplay, which again causes it
> to call the fontification functions, and you then have infinite
> recursion on your hands.
It shouldn't crash, tho. It should either ignore the call, or delay it
or something.
This said, to debug font-lock problems, (setq font-lock-support-mode nil)
has always been a very good friend of mine,
Stefan