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Re: replacing a function with another one


From: lee
Subject: Re: replacing a function with another one
Date: Sat, 15 Mar 2014 21:22:24 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)

Jambunathan K <address@hidden> writes:

> Hello OP,
>
> It seems you don't mind digging in to elisp code.

Well, I have to; It`s a great source to learn from :)

> ----------------------------------------------------------------
>
> (add-hook 'find-file-hook 'hi-lock-find-file-hook)
> (add-hook 'after-save-hook 'hi-lock-file-save-patterns)
>
> (defun hi-lock-find-file-hook ()
>   (when (and (boundp 'hi-lock-patterns-file)
>            (file-readable-p hi-lock-patterns-file))
>     (let ((patterns (with-current-buffer (find-file-noselect 
> hi-lock-patterns-file)
>                     (goto-char (point-min))
>                     (prog1 (ignore-errors (read (current-buffer)))
>                       (kill-buffer)))))
>       (setq hi-lock-interactive-patterns patterns)
>       (font-lock-add-keywords nil hi-lock-interactive-patterns t))))
>
> (defun hi-lock-file-save-patterns ()
>   (interactive)
>   (when (boundp 'hi-lock-patterns-file)
>     (let ((patterns (append hi-lock-file-patterns 
> hi-lock-interactive-patterns)))
>       (with-current-buffer (find-file-noselect hi-lock-patterns-file)
>       (erase-buffer)
>       (insert (pp-to-string patterns))
>       (save-buffer 0)))))
>
> ----------------------------------------------------------------

I see what it does, thank you :)  I think I can use some of this when I
make an addition to hi-lock.el.


-- 
Knowledge is volatile and fluid.  Software is power.



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