I get the same style of path as Hadley.  This is on Windows 7 Home Premium with SP1.
I start R by clicking on the R-2.31.0 icon.

I'd assumed that it was a change that came with R-2.13.0!
(On 32-bit Windows XP, which I have just checked, I do indeed get the 8.3 paths.)

> R.home()
[1] "C:/Programs/R/R-2.13.0"
> sessionInfo()
R version 2.13.0 (2011-04-13)
Platform: x86_64-pc-mingw32/x64 (64-bit)

locale:
[1] LC_COLLATE=English_Australia.1252 
[2] LC_CTYPE=English_Australia.1252   
[3] LC_MONETARY=English_Australia.1252
[4] LC_NUMERIC=C                      
[5] LC_TIME=English_Australia.1252    

attached base packages:
[1] stats     graphics  grDevices utils     datasets 
[6] methods   base     

John Maindonald             email: john.maindonald@anu.edu.au
phone : +61 2 (6125)3473    fax  : +61 2(6125)5549
Centre for Mathematics & Its Applications, Room 1194,
John Dedman Mathematical Sciences Building (Building 27)
Australian National University, Canberra ACT 0200.
http://www.maths.anu.edu.au/~johnm

> From: Duncan Murdoch <murdoch.duncan@gmail.com>
> Date: 29 June 2011 10:17:46 AM AEST
> To: Hadley Wickham <hadley@rice.edu>
> Cc: Simon Urbanek <simon.urbanek@r-project.org>, r-devel@r-project.org
> Subject: Re: [Rd] Small bug in install.packages?
> 
> 
> On 28/06/2011 5:42 PM, Hadley Wickham wrote:
>>> Isn't R.home() 8.3 path anyway?
>> 
>> I don't think so:
>> 
>>> R.home("bin")
>> [1] "C:/Program Files/R/R-2.13.0/bin/i386"
> 
> Weird.  Like others, I see 8.3 pathnames.  R gets those from a Windows call; what version of Windows are you using?
> 
> Duncan Murdoch
> 


	[[alternative HTML version deleted]]

