On May 9, 2012, at 9:10 AM, Zalan Szakolci wrote: > Hi, > > Thanks for the suggestions. I've forgotten to point out, that > > R CMD COMPILE and > R CMD SHLIB > > works fine, the dll file was indeed created. I get these undefined > references when I'm trying to run R CMD INSTALL. >
... which means you are probably doing something silly in Makevars or Makefile (ideally, you should not have either) -- and that's why Dirk was asking you. > I've read through the "Writing R extensions" and the archives, but I really > don't know what am I doing wrong. > > More suprising, when I run the same package in windows with R CMD check, > the dll for src-i386 was created, but not the 64 -bit, i'm getting: sorry, > 64 bit compilation not supported (or someting similar) > You have the wrong toolchain on your PATH (see recent question here). Cheers, Simon > If anyone have an idea, comments welcome. > > Thanks, > > Zalan > > On 9 May 2012 14:11, Dirk Eddelbuettel <e...@debian.org> wrote: > >> >> On 9 May 2012 at 00:35, Zalan Szakolci wrote: >> | Hi there, >> | >> | I am trying to interface c++ code in R and make a package. With R CMD >> SHLIB >> | the dll was created, but when I try R CMD check, I am getting 'undefined >> | reference to..' linkage error messages. >> | >> | The relevant c++ source from conf-infomap.cpp: >> >> [...] >> >> | Now when I run R CMD check, in file 00install.out I am getting the >> | following linking errors: >> | >> | * installing *source* package ŒDyA‚ ... >> | ** libs >> | ** arch - >> | g++ -I/usr/share/R/include -DNDEBUG -fpic -I -Wall -O3 >> -funroll-loops >> | -pipe -c conf-infomap.cpp -o conf-infomap.o >> | g++ -I/usr/share/R/include -DNDEBUG -fpic -I -Wall -O3 >> -funroll-loops >> | -pipe -c GreedyBase.cpp -o GreedyBase.o >> | g++ -I/usr/share/R/include -DNDEBUG -fpic -I -Wall -O3 >> -funroll-loops >> | -pipe -c Greedy.cpp -o Greedy.o >> | g++ -I/usr/share/R/include -DNDEBUG -fpic -I -Wall -O3 >> -funroll-loops >> | -pipe -c Node.cc -o Node.o >> | g++ conf-infomap.o GreedyBase.o Greedy.o Node.o mersenne.cpp stoc1.cpp >> | userintf.cpp -lm -o conf-infomap >> >> What is your src/Makevars file? >> >> This looks very wrong as you are obviously not linking against R itself. >> >> I would recommend a good long look at both the 'Writing R Extensions' >> manual >> as well as some of the existing CRAN packages uses C++ sources. >> >> You can (and should) also try >> >> R CMD COMPILE ... >> >> R CMD SHLIB ... >> >> R CMD INSTALL ... >> >> etc as 'R CMD check' is really only the final bit. >> >> Dirk >> >> -- >> R/Finance 2012 Conference on May 11 and 12, 2012 at UIC in Chicago, IL >> See agenda, registration details and more at http://www.RinFinance.com >> > > [[alternative HTML version deleted]] > > ______________________________________________ > R-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
