Thanks a lot. There was a mistake while configuration. Now corrected. On 21 March 2011 02:46, Dirk Eddelbuettel <[email protected]> wrote: > > On 21 March 2011 at 00:59, nandan amar wrote: > | I was searching for SVN source link for rinside > | I could only get tar.gz from > | http://cran.r-project.org/web/packages/RInside/index.html > | I placed the code as u did , but i got following error > | > | amar@amar:~/opt/RInside/inst/examples/standard$ make > | R was not built as a library > | R was not built as a library > | g++ -I/usr/local/lib/R/site-library/Rcpp/include > | -I"/usr/local/lib/R/site-library/RInside/include" -g -O2 -Wall > | -I/usr/local/include amar.cpp -L/usr/local/lib/R/lib -lRblas > | -L/usr/local/lib/R/lib -lRlapack > | -L/usr/local/lib/R/site-library/Rcpp/lib -lRcpp > | -Wl,-rpath,/usr/local/lib/R/site-library/Rcpp/lib > | -L/usr/local/lib/R/site-library/RInside/lib -lRInside > | -Wl,-rpath,/usr/local/lib/R/site-library/RInside/lib -o amar > | amar.cpp:1: fatal error: R.h: No such file or directory > | compilation terminated. > | make: *** [amar] Error 1 > | > | "R was not built as a library"..... I compiled and installed R-2.12.2 > | as given in INSTALL > | where am I going wrong. > | Pls suggest > > There are a couple of manuals that come with R which explain in great detail > how to install R (as the error "R was not built as a library" is indicative > of you not using a built where R is configured to be a shared library) and > moreover R.h is not found --- but we cannot tell what you did wrong from the > information you supplied. > > Somehow your system is non-standard and you will have to change that. > > Hope this helps, Dirk > > | regards. > | > | > | On 18 March 2011 20:09, Dirk Eddelbuettel <[email protected]> wrote: > | > > | > On 18 March 2011 at 19:39, nandan amar wrote: > | > | Dear All, > | > | I am trying to use Some R api in c code. > | > | To start with I copied following code and try to run as > | > | > | > | > | > | a:~/Desktop/rcpp$ g++ file.cpp > | > | > | > | i got following error > | > | > | > | r.cpp:1: fatal error: R.h: No such file or directory > | > | compilation terminated. > | > | > | > | How should I compile the code. > | > > | > Please look at the Makefile in the examples/standard/ directory of > RInside. > | > > | > I just dropped your code as file 'amar.cpp' and said 'make'. Here is what > | > happens: > | > > | > edd@max:~/svn/rinside/pkg/inst/examples/standard$ make > | > g++ -I/usr/share/R/include -I/usr/local/lib/R/site-library/Rcpp/include > -I"/usr/local/lib/R/site-library/RInside/include" -O3 -pipe -g -Wall > amar.cpp -L/usr/lib64/R/lib -lR -lblas -llapack > -L/usr/local/lib/R/site-library/Rcpp/lib -lRcpp > -Wl,-rpath,/usr/local/lib/R/site-library/Rcpp/lib > -L/usr/local/lib/R/site-library/RInside/lib -lRInside > -Wl,-rpath,/usr/local/lib/R/site-library/RInside/lib -o amar > | > > | > after which I can just say > | > > | > edd@max:~/svn/rinside/pkg/inst/examples/standard$ ./amar > | > > | > and the plot appears. You don't need the unlink(), R does that for you > | > (which is why we use its tempfile() functions). > | > > | > Dirk > | > > | > > | > | file.cpp > | > | _____________________________________________________________ > | > | #include <R.h> > | > | //#include <Rinternals.h> > | > | #include <RInside.h> // for the embedded R via > RInside > | > | using namespace std; > | > | int main(int argc, char *argv[]) { > | > | > | > | // create an embedded R instance > | > | RInside R(argc, argv); > | > | > | > | // evaluate an R expression with curve() > | > | // because RInside defaults to interactive=false we use a file > | > | std::string cmd = "tmpf <- tempfile('curve'); " > | > | "png(tmpf); " > | > | "curve(x^2, -10, 10, 200); " > | > | "dev.off();" > | > | "tmpf"; > | > | // by running parseEval, we get the last assignment back, here the > filename > | > | std::string tmpfile = R.parseEval(cmd); > | > | > | > | std::cout << "Could now use plot in " << tmpfile << std::endl; > | > | unlink(tmpfile.c_str()); // cleaning up > | > | > | > | // alternatively, by forcing a display we can plot to screen > | > | cmd = "x11(); curve(x^2, -10, 10, 200); Sys.sleep(30);"; > | > | // parseEvalQ evluates without assignment > | > | R.parseEvalQ(cmd); > | > | > | > | exit(0); > | > | } > | > | > | > | -- > | > | Amar Kumar Nandan > | > | _______________________________________________ > | > | Rcpp-devel mailing list > | > | [email protected] > | > | https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel > | > > | > -- > | > Dirk Eddelbuettel | [email protected] | http://dirk.eddelbuettel.com > | > > | > | > | > | -- > | Amar Kumar Nandan > | Karnataka, India, 560100 > | http://aknandan.co.nr > | > > -- > Dirk Eddelbuettel | [email protected] | http://dirk.eddelbuettel.com >
-- Amar Kumar Nandan Karnataka, India, 560100 http://aknandan.co.nr _______________________________________________ Rcpp-devel mailing list [email protected] https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel
