I don't know! I'm trying to learn how to set something like a package up to allow others to access my C++ code inside of R. I'm dense about how to do this and about what emails list names are. Sean
On 4/20/11 10:18 AM, "Dirk Eddelbuettel" <e...@debian.org> wrote: > > Hi Sean, > > Steve had the right hunch: Is this a question for > > r-devel, ie R in general, or for > > rcpp-devel, ie R with Rcpp ? > > > On 20 April 2011 at 09:49, Sean Robert McGuffee wrote: > | Hi, I have a quick couple of questions about some of the documentation on > the > | web page: > | http://cran.r-project.org/doc/manuals/R-exts.html# > | Linking-GUIs-and-other-front_002dends-to-R > | under the heading: > | 5.6 Interfacing C++ code > | > | Question 1: > | If I?m at a terminal, I can type the instructions they suggest: > | R CMD SHLIB X.cc X_main.cc > | If I wanted a package to do this, how would I tell the package to do that > same > | thing? > > Place the source files into the top-level directory src/ of the package. > > | Would I use the same command and just include it in a file somewhere in the > | package? > | If so, which file? > > 'R CMD build' and 'R CMD INSTALL' and ... all take care of it. > > | Question 2: > | dyn.load(paste("X", .Platform$dynlib.ext, sep = "")) > | > | Where does .Platform$dynlib.ext come from? > | What does it mean? > > R knows that that Windoze uses .dll and .a, Linux uses .so and .a, OS X uses > .dynlib. It swaps the correct extension based on the OS it is being run on. > > | What do it?s components .Platform and $dynlib and .ext mean? > > Maybe the help file for .Platform is of interest? > > I think you are being somewhat off-topic here and abusing the high > signal-to-noise ration of this list. The r-devel is list of very high > quality too and has a wider readership, so maybe you should post non-Rcpp > questions there? > > I also find learning by example instructive. There are 2946 packages on > CRAN, of which 980 contain a src/ directory. That makes for 980 examples you > could look at---some are small, some are big, some use C, some use C++, ... > You should be able to find a few close to what you currently attempt to do. > > And we would be happy to take actual Rcpp questions here. > > Cheers, Dirk _______________________________________________ Rcpp-devel mailing list Rcpp-devel@lists.r-forge.r-project.org https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel
