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Re: Restricting 'add-hook to a specific file extension

From: Barry Margolin
Subject: Re: Restricting 'add-hook to a specific file extension
Date: Sat, 25 Feb 2006 23:28:57 -0500
User-agent: MT-NewsWatcher/3.4 (PPC Mac OS X)

In article <address@hidden>,
 Tim Johnson <address@hidden> wrote:

> Is there a way to restrict 'add-hook to a specific file extension?
> Below is code from my .emacs:
> (require 'newlisp-mode++) ;; uses 'add-hook to extend 'scheme-mode
> (add-to-list 'auto-mode-alist '("\\.lsp\\'" . scheme-mode))
> (autoload 'scheme-mode "scheme" "Turn on scheme mode" t)
> (add-hook 'scheme-mode-hook 'turn-on-font-lock)
> I only want 'newlisp-mode++ to be used when the file extension is ".lsp". If
> the file extension is ".scm", I would want 'scheme-mode, but I would *not* 
> want
> the code from 'newlisp-mode++ to take effect. 
> One solution is derived-mode, but I've had no luck with it. For the time 
> being
> (until I've had another 6 months or so of elisp under my belt), is there a 
> way
> to restrict the add-hook action to only a file with a .lsp extension? 

Have the function you put in the hook check the filename suffix.

Barry Margolin, address@hidden
Arlington, MA
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