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Re: Font lock for #if 0 ... #endif

From: Stefan Monnier
Subject: Re: Font lock for #if 0 ... #endif
Date: Sat, 09 Jun 2007 18:24:29 -0400
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.1.50 (gnu/linux)

>> Sometimes in my C routines,  I do
>> #if 0
>> <code>
>> #endif
>> to temporarily skip compilation of code (mostly for debugging
>> purposes).
>> How can I change fontlock to recolor the region to something obvious?

> I won't recommend doing that in font-lock - the region could be too
> large to be handled efficiently.

Actually, you may be able to get something efficient by placing
a "comment-fence" syntax on those two elements from
c-font-lock-syntactic-keywords.  But this can be tricky.


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