OK. So, I have 64 bit Windows 7 and I have installed R 2.15.0 Thanks
2012/4/14 Uwe Ligges <lig...@statistik.tu-dortmund.de> > > > On 14.04.2012 19:01, Katharine Miller wrote: > >> Hi, >> >> Sorry - I should have said that I was using Windows 7 on a 64 bit computer >> in my earlier post. >> > > Which Windows 7? 64-bit or 32-bit? > > > >> I used the installer to install R, I did not do a build from source. I >> have read the installation instructions. Both R and Rtools are first in >> my >> path, but by toolchain do you mean that I need to install the mingw-w64 >> toolchain? Since the installation instructions indicate that Windows >> 64-bit is integrated into the R package and build systems, I assumed this >> wasn't necessary - but that would be an easy fix! >> > > You need Rtools 2.15 (and not earlier). > the gcc 4.6.3 is part of it (and it builds both 32 and 64 bit binaries) > > Uwe > > > > >> Thank you. >> >> - Katharine >> >> >> >> 2012/4/14 Uwe >> Ligges<lig...@statistik.tu-**dortmund.de<lig...@statistik.tu-dortmund.de> >> > >> >> >>> >>> On 14.04.2012 00:24, Katharine Miller wrote: >>> >>> Hi, >>>> >>>> I have some C++ code that I compiled into a dll for use in 32 bit R and >>>> would like to recompile for use in 64bit R. I thought it would be as >>>> easy >>>> as going to R-2.15.0\bib\x64 and running R CMD SHLIB mfregRF.c >>>> >>>> >>> >>> Is this Windows? >>> >>> 1. If so, is your OS 64-bit? Otherwise that R won't run for you. >>> 2. Do you have the latest toolchain first in your PATH? >>> 3. Do yo follow the details of the most recent version of the R >>> Installation and Administration manual? >>> >>> Uwe Ligges >>> >>> >>> >>> >>> >>> >>> but that doesn't do anything. It doesn't give me any error messages, >>> but >>> >>>> it also doesn't create a shared (so) file. I just get the command prompt >>>> back. >>>> >>>> I also tried \bin\x64 R CMD SHLIB - help, and again got nothing but the >>>> command prompt back. >>>> >>>> Just to check, I ran R CMD SHLIB from \bin\i386 on the same C++ files >>>> and >>>> it produced a working dll just like usual. >>>> >>>> Is there something that I need to do to the C++ files to make them >>>> compatible with 64 bit? They are not file that I made, so I do not know >>>> how they were originally compiled. >>>> >>>> Thanks for any help. >>>> >>>> - Katharine >>>> >>>> [[alternative HTML version deleted]] >>>> >>>> ______________________________****________________ >>>> R-help@r-project.org mailing list >>>> https://stat.ethz.ch/mailman/****listinfo/r-help<https://stat.ethz.ch/mailman/**listinfo/r-help> >>>> <https://stat.**ethz.ch/mailman/listinfo/r-**help<https://stat.ethz.ch/mailman/listinfo/r-help> >>>> > >>>> PLEASE do read the posting guide http://www.R-project.org/** >>>> posting-guide.html<http://www.**R-project.org/posting-guide.**html<http://www.R-project.org/posting-guide.html> >>>> > >>>> >>>> and provide commented, minimal, self-contained, reproducible code. >>>> >>>> >>> >> [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
