[Rcpp-devel] Rcpp and inline, compiler configuration errors, windows 7

[Alexandre Bujard]

Hi Valentin,

For the warning you just have to add a new "system variable"

Name : CYGWIN
Value : nodosfilewarning

Then restart and that's it! No more warning.

On Wed, Jul 4, 2012 at 2:18 AM, valentin.mansion at laposte.net <
valentin.mansion at laposte.net> wrote:

> Thank you Dirk and Darren for your answers !
>
> I edited the path to redirect it to C:\R\Rtools\gcc-4.6.3\bin (which comes
> with Rtools) instead of C:\R\Rtools\MinGW\bin (which I had installed
> manually). The examples now work ; I still have the cygwin warning but as
> long as it doesn't affect the results it doesn't matter to me.
>
> For the record, here is a summary of the different steps I went through to
> run Rcpp and inline on Windows 7:
> .R must be installed in a place that does NOT contain spaces (e.g.
> C:\R\R-2.15.1)
> .Rtools must be downloaded (from CRAN), and installed in a place that does
> NOT contain spaces (e.g. C:\R\Rtools).
> .The “path variable” must be edited according to the recommendations of
> the Appendix D of "R installation and administration"
> -Either using the "path" command in the Windows Command Prompt
> -Either using the RedmondPath software, which does the same thing in a
> more user-friendly approach
> .The packages Rcpp and inline must be downloaded and loaded into R
>
> Useful tips can be found on:
> .The Rcpp FAQ
> http://cran.r-project.org/web/packages/Rcpp/vignettes/Rcpp-FAQ.pdf
> .The Appendix D of R installation and administration
> http://cran.r-project.org/doc/manuals/R-admin.html#The-Windows-toolset
> .Various threads of the Rcpp-devel list
> http://lists.r-forge.r-project.org/pipermail/rcpp-devel/
> .This blog page
> http://tonybreyal.wordpress.com/2011/12/07/installing-rcpp-on-windows-7-for-r-and-c-integration/
>
> Now I can begin coding the functions I need to use !
>
> Thank you again for your fast and useful answers.
>
> Valentin
>
>
> > >> From what I understand of the error messages, g++ (the compiler, I
> > >> think) cannot be found. On this thread, someone had a problem that
> > >> looks like mine, it was a path problem :
> > >>
> http://lists.r-forge.r-project.org/pipermail/rcpp-devel/2012-March/003597.html
> >
> > Their problem is distinct, in that g++ is being found ('cos it is g++
> > that gives their error message).
> > However note that their PATH contains:
> > C:\R\Rtools\gcc-4.6.3\bin
> >
> > Whereas yours does not. So try adding that (but with the correct gcc
> > version for your system of course :-)
> >
> > Darren
>
>
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