Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!mnetor!seismo!mcvax!enea!zyx!aj
From: aj@zyx.UUCP (Arndt Jonasson)
Newsgroups: comp.emacs
Subject: Re: Utter frustration (looking for symbolp)
Message-ID: <443@zyx.UUCP>
Date: Mon, 4-May-87 10:44:47 EDT
Article-I.D.: zyx.443
Posted: Mon May  4 10:44:47 1987
Date-Received: Thu, 7-May-87 05:01:53 EDT
References: <282@suadb.UUCP>
Reply-To: aj@zyx.UUCP (Arndt Jonasson)
Organization: ZYX Sweden AB, Stockholm
Lines: 26
Keywords: Elisp, function definitions


In article <282@suadb.UUCP> flax@suadb.UUCP (Jonas Flygare) writes:
>
>I want to take a list of (possible) symbols, check each one of them
>and if the symbol has got a function/variable definition display the
>documentation, if any.
>My problem:
>When I get a particular symbol I cannot determine wether it is a 
>function or a variable. Is there anything like (functionp symbol)
>or the equivalent??
>This is GnuEmacs version 17.**.
>Any help appreciated.

This little function should be useful:

(defun functionp (f)
  (condition-case i
      (symbol-function f)
    (void-function nil)
    i))

It returns the function belonging to the symbol f, if there is
one, otherwise nil. Hope this helps.
-- 
Arndt Jonasson, ZYX Sweden AB, Styrmansgatan 6, 114 54 Stockholm, Sweden
UUCP: ...!seismo!mcvax!zyx!aj