I suspected that this is the case. Will do - thanks.
----------------Contact Details:------------------------------------------------------- Contact me: tal.gal...@gmail.com | Read me: www.talgalili.com (Hebrew) | www.biostatistics.co.il (Hebrew) | www.r-statistics.com (English) ---------------------------------------------------------------------------------------------- On Fri, Aug 16, 2013 at 7:52 PM, Dirk Eddelbuettel <e...@debian.org> wrote: > > On 16 August 2013 at 19:36, Tal Galili wrote: > | Hello dear list members, > | > | Following previous correspondence, I wish to use an Rcpp function inside > a > | package I'm authoring. > | However, I do not wish to force the user to install Rcpp, and if he does > not > | wish to do so, I want to let him "fall back" on an R written function > (which is > | 20-40 times slower, but it works). > | Looking at this Vignettes: > | http://cran.rstudio.com/web/packages/Rcpp/vignettes/Rcpp-package.pdf > | I see that including Rcpp in a package require the use of "depends" in > | DESCRIPTION. > | Is there a way to have Rcpp as "Suggests", and to later use "require" > when > | loading the package, to decide if to load the Rcpp function or the R > function? > | (alternatively, I could have a separate package only for that function, > but > | that feels a bit like a "hack" to me) > > If the code is used (ie not commented out) then it must be compiled and > linked and you must have the depends. > > Your only choice may be to author two packages 'foo' and 'fooFast' > where only the latter uses Rcpp. > > Dirk > > | Thoughts? > | > | With regards, > | Tal > | > | > | > | > | > | ----------------Contact > | Details:------------------------------------------------------- > | Contact me: tal.gal...@gmail.com | > | Read me: www.talgalili.com (Hebrew) | www.biostatistics.co.il (Hebrew) | > | www.r-statistics.com (English) > | > ---------------------------------------------------------------------------------------------- > | > | > | ---------------------------------------------------------------------- > | _______________________________________________ > | Rcpp-devel mailing list > | Rcpp-devel@lists.r-forge.r-project.org > | https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel > -- > Dirk Eddelbuettel | e...@debian.org | http://dirk.eddelbuettel.com >
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