[Rcpp-devel] Warning from Rscript interferes with Rcpp:::LdFlags()

[Douglas Bates]

On Sat, Mar 13, 2010 at 5:45 AM, Douglas Bates <bates at stat.wisc.edu> wrote:
> In a recent versions of R-devel calling Rscript from within R or in,
> say, R CMD INSTALL produces a warning.
>
>> system("Rscript -e 'Rcpp:::LdFlags()'")
> WARNING: ignoring environment value of R_HOME
> -L/home/bates/R/i686-pc-linux-gnu-library/2.11/Rcpp/lib -lRcpp
> -Wl,-rpath,/home/bates/R/i686-pc-linux-gnu-library/2.11/Rcpp/lib>
>
> This interferes with the standard way of determining the Makevars file
> for packages that use Rcpp.
>
> I'll check if there is a way to suppress that.

For the time being I would suggest piping the output through
sed /^WARNING/d