[R] install.packages() for a local file

[Jeff Gentry]

On 13 Nov 2003, Peter Dalgaard wrote:
> I suppose the theory is that you might as well just run "R CMD
> INSTALL" on the file.

That's what I figured here, but wanted to be sure.  I had found a block of
code of mine where I was basically reinventing the wheel installing local
packages and was wondering why I hadn't just used install.packages() on
the files.  I can at least change the code for the Windows side of things.