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From: Helmut Eller <eller.helmut@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: Terminology change/nameing conventions?
Date: Sat, 29 May 2010 08:21:50 +0200	[thread overview]
Message-ID: <m2pr0fdy81.fsf@gmail.com> (raw)
In-Reply-To: 87pr0fledo.fsf@rapttech.com.au

* Tim X [2010-05-29 02:50+0200] writes:

> I was recently doing some work with elisp and noticed what appears to be
> differences in conventions regarding nameing. 
>
> In general, I've always thought of the term 'hook' as indicating a
> special variable that you could add function names to and that all those
> functions would be executed when the hook runs. However, I've noticed
> that some modes, e.g. comint mode, uses the term -functions i.e.
> comint-output-functions. You use add-hook to add new functions to this
> variable. 
>
> So, my question is why isn't this just comint-output-hook? 

This is described in the Elisp manual:
http://www.gnu.org/software/emacs/manual/html_node/emacs/Hooks.html

There are "normal hooks" by convention ending with -hook and "non-normal
hooks" often ending with -hooks or -functions.  "Normal hooks" don't
take arguments and the result is not used.

Helmut


      parent reply	other threads:[~2010-05-29  6:21 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87pr0fledo.fsf@rapttech.com.au>
2010-05-29  3:10 ` Terminology change/nameing conventions? Barry Margolin
2010-05-29  6:21 ` Helmut Eller [this message]

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