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Re: Slow fontification in C mode buffers
From: |
Kentaro NAKAZAWA |
Subject: |
Re: Slow fontification in C mode buffers |
Date: |
Sat, 07 Jan 2012 09:09:01 +0900 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.0.92 (gnu/linux) |
Hello, Alan.
Alan Mackenzie <address@hidden> writes:
> Would you try this patch and let me know how it goes, please.
>
>
> *** orig/cc-fonts.el 2012-01-06 12:27:14.000000000 +0000
> --- cc-fonts.el 2012-01-06 21:48:54.000000000 +0000
> ***************
> *** 1394,1399 ****
> --- 1394,1414 ----
> (c-fontify-recorded-types-and-refs)
> nil)
>
> + ((and (not c-enums-contain-decls)
> + ;; An optimisation quickly to eliminate scans of long enum
> + ;; declarations in the next cond arm.
> + (let ((paren-state (c-parse-state)))
> + (and
> + (numberp (car paren-state))
> + (save-excursion
> + (goto-char (car paren-state))
> + (c-backward-token-2)
> + (or (looking-at c-brace-list-key))
> + (progn
> + (c-backward-token-2)
> + (looking-at c-brace-list-key))))))
> + t)
> +
> (t
> ;; Are we at a declarator? Try to go back to the declaration
> ;; to check this. If we get there, check whether a "typedef"
> *** orig/cc-langs.el 2012-01-06 12:27:14.000000000 +0000
> --- cc-langs.el 2012-01-06 12:54:00.000000000 +0000
> ***************
> *** 2930,2935 ****
> --- 2930,2941 ----
> ; generics is not yet coded in CC Mode.
> (c-lang-defvar c-recognize-<>-arglists (c-lang-const
> c-recognize-<>-arglists))
>
> + (c-lang-defconst c-enums-contain-decls
> + "Non-nil means that an enum structure can contain declarations."
> + t nil
> + java t)
> + (c-lang-defvar c-enums-contain-decls (c-lang-const c-enums-contain-decls))
> +
> (c-lang-defconst c-recognize-paren-inits
> "Non-nil means that parenthesis style initializers exist,
> i.e. constructs like
>
Thank you for the patch.
I applied a patch, it came to be able to edit the attribute.h comfortably.
The original file with the problem is comfortable too.
However, some key words were not colored.
--
Kentaro Nakazawa