From vograno at evafunds.com  Tue Mar 22 19:02:45 2005
From: vograno at evafunds.com (Vadim Ogranovich)
Date: Tue Mar 22 19:03:41 2005
Subject: [Rd] documentation on seek *does not* need update
Message-ID: <C698D707214E6F4AB39AB7096C3DE5A58FF642@phost015.EVAFUNDS.intermedia.net>

Well, "integer" is also a storage.mode in R. It is not immediately clear
which meaning the help page uses. I guess some extra elaboration would
be helpful.

Anyway, thank you for the clarification,
Vadim

> -----Original Message-----
> From: Prof Brian Ripley [mailto:ripley@stats.ox.ac.uk] 
> Sent: Tuesday, March 22, 2005 9:54 AM
> To: Vadim Ogranovich
> Cc: r-devel@stat.math.ethz.ch
> Subject: Re: [Rd] documentation on seek *does not* need update
> 
> On Tue, 22 Mar 2005, Vadim Ogranovich wrote:
> 
> > Hi,
> >
> > I wondered how seek() deals with large (>2GB) files. The help says 
> > that the 'where' arg should be an integer, while the 
> release notes for 
> > 2.0.0 say
> >
> >    o	seek() on connections now accepts and returns a 
> double for the
> > 	file position.	This allows >2Gb files to be handled on a
> > 	64-bit platform (and some 32-bit platforms).
> >
> > I assume that the help file just had not been updated, correct?
> 
> Not correct.  Integer is a concept, not the same as `int'.  
> The amount to seek by must be an integer, of course.
> 
> C doubles (and R doubles) can be integers.
> 
> -- 
> Brian D. Ripley,                  ripley@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)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
>


[Rd] documentation on seek *does not* need update
Vadim Ogranovich