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From: Kevin Rodgers <ihs_4664@yahoo.com>
Subject: Re: How many parameters does an elisp function take?
Date: Wed, 16 Feb 2005 13:45:31 -0700	[thread overview]
Message-ID: <37hpndF5cn882U1@individual.net> (raw)
In-Reply-To: <9e90vc.o7.ln@acm.acm>

Alan Mackenzie wrote:
> Is it possible to determine at run time how many parameters an elisp
> function takes?  For example, I'd like to write something like:
> 
> (how-many-params 'null)
> 
> and have it evaluate to 1.  Or something like that.  Together with some
> reasonable convention for indicating &optional and &rest arguments.

I would start with eldoc-function-arglist.

-- 
Kevin Rodgers

  reply	other threads:[~2005-02-16 20:45 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-02-16 20:11 How many parameters does an elisp function take? Alan Mackenzie
2005-02-16 20:45 ` Kevin Rodgers [this message]
2005-02-16 21:02   ` David Kastrup
2005-02-16 23:56     ` Kevin Rodgers
2005-02-18 13:59 ` Stefan Monnier
2005-02-18 17:43   ` Alan Mackenzie
2005-02-22 14:41     ` Stefan Monnier

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