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From: jpkotta <jpkotta@gmail.com>
To: gnu.emacs.help@googlegroups.com
Cc: help-gnu-emacs@gnu.org
Subject: Re: How to discard return value of a function?
Date: Mon, 20 Aug 2012 12:47:57 -0700 (PDT)	[thread overview]
Message-ID: <88a339ab-f737-40d1-8f3a-7cd6b66c585e@googlegroups.com> (raw)
In-Reply-To: <mailman.7236.1345369957.855.help-gnu-emacs@gnu.org>

On Sunday, August 19, 2012 4:52:21 AM UTC-5, Leo wrote:
> (progn (YOURFUNCTION ...) nil)
> 
> -- 
> 
> Sent from my Emacs

You can also use advice, but (progn ... nil) is probably preferable.

(defun foo ()
  (interactive)
  t)

(defadvice foo (after modify-return-value activate)
  (setq ad-return-value nil))



  parent reply	other threads:[~2012-08-20 19:47 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-19  9:35 How to discard return value of a function? Plamen Tanovski
2012-08-19  9:52 ` Leo
     [not found] ` <mailman.7236.1345369957.855.help-gnu-emacs@gnu.org>
2012-08-20 19:47   ` jpkotta [this message]
2012-08-21  0:13     ` Barry Margolin
2012-08-21 15:59       ` jpkotta
2012-08-22 15:04 ` Stefan Monnier

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