From ripley at stats.ox.ac.uk  Thu Jan 27 23:12:08 2011
From: ripley at stats.ox.ac.uk (Prof Brian Ripley)
Date: Thu, 27 Jan 2011 22:12:08 +0000 (GMT)
Subject: [Rd] use of depends, suggests, etc
In-Reply-To: <4D41D410.9040106@gmail.com>
References: <4D41D410.9040106@gmail.com>
Message-ID: <alpine.LFD.2.02.1101272203470.3466@gannet.stats.ox.ac.uk>

On Thu, 27 Jan 2011, Kevin R. Coombes wrote:

> Hi,
>
> I'm putting together an R package.  In explaining how it works (in the Rd 
> files), I want to refer to another package.  The other package is not used 
> anywhere in the actual code nor in the examples. So, there is no reason to 
> include the other package in the Depends, Suggests, or Imports lines of the 
> DESCRIPTION file.  People will be able to use my package without actually 
> installing the other package.
>
> However, "R CMD check" warns about "Missing link(s)" when it is checking the 
> cross references in the Rd files.
>
> What is the preferred way to make this warning go away?

Follow the 'Writing R Extensions' manual.  There is a 3-item bullet 
point in ?1.1.1 following

     'The general rules are'

and your claims contradict the third point.

>
> Thanks in advance,
>    Kevin
>
> ______________________________________________
> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
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[Rd] use of depends, suggests, etc
Prof Brian Ripley