N.J.Lee at statslab.cam.ac.uk
Thu Apr 8 13:16:52 CEST 1999
On Wed, 7 Apr 1999, Prof Brian D Ripley wrote:
> On Wed, 7 Apr 1999, Guido Masarotto wrote:
> > On Wed, Apr 07, 1999 at 05:16:31PM +0100, Prof Brian D Ripley wrote:
> > > On Wed, 7 Apr 1999, Heberto Ghezzo wrote:
> > >
> > > Sounds to me as if you need to use call_R and pass the function (not its
> > > name) as an argument to .C("Setup_system", ....
> > >
> > > Now, there are not many examples of call_R/call_S about. Read the
> > > appropriate section in the Blue Book rather carefully.
> > Not many, but one small which shows exactly this sort of things
> > is the R dynload demo. Look to demos/dynload/zero.[cR]
> That _is_ the example from the Blue book: you will need to read the book
> (very, very carefully in my experience) to understand the incantations in
> the C source.
You might want to try:
There is an example in there which is reasonibly clear.
The c/fortran bit of glm code in Splus, uses some special magic stuff with
frames and memcpys. I've got some example code of that here is that might
be a better type of solution. Although I have try this stuff in R, and it
might not work.
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch
More information about the R-help