[R] how can I write code to detect whether the machine is Windows or Linux?

Gabor Grothendieck ggrothendieck at gmail.com
Thu Jul 24 03:13:23 CEST 2008

Ryacas is one package that checks this.  Look at this file:


On Wed, Jul 23, 2008 at 5:53 PM, Philip James Smith
<philipsmith at alumni.albany.edu> wrote:
> Hi R-People:
> I use 2 machines: a machine with a Windows XP operating system, and another
> with a Linux Ubuntu OS. I transport my code between these 2 machines.
> However, pathnames to data files always need to be "adjusted" to account for
> the OS that I'm working on.
> Here is my question:
> How do I write code to detect whether I'm using the XP or the Linux machine?
> If I knew this, I could write my code in a way so that I didn't have to
> adjust path names to data file all the time.
> I checked the archives... didn't find anything, but perhaps didn't know the
> right search terms...
> Thanks for your help, R-community! Please respond to:
> philipsmith at alumni.albany.edu
> Best regards,
> Phil Smith
> Duluth, GA
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