[Rcpp-devel] question re: LdFlags, RcppLdFlags
romain at r-enthusiasts.com
Thu Oct 10 01:08:29 CEST 2013
Le 10/10/13 00:43, Dirk Eddelbuettel a écrit :
> On 9 October 2013 at 17:14, Dirk Eddelbuettel wrote:
> | The other immediate defensive way would be to use NAMESPACE etc on the client
> | package and not load Rcpp and Rcpp$foo but just importFrom() etc what is needed.
> An 'Imports:' and NAMESPACE entry appears to be all it takes. RcppGSL also
> has its own LdFlags, but with the diff below against what is in svn head I am
> passing R CMD check without a hitch on R release and R devel.
RcppGSL does not export its LdFlags, if it did, you'd see the warning
when you load it.
So we would use Rcpp::LdFlags and RcppGSL:::LdFlags. <nonsense/>
Why would you import Rcpp's LdFlags inside RcppGSL's namespace, you
don't use it there.
> So for dplyrRcpp, if you just want to suppress the warning, simply alter your
> DESCRIPTION and NAMESPACE accordingly.
Does not cut it sorry.
> edd at max:~/svn/rcpp/pkg$ svn di RcppGSL
> Index: RcppGSL/DESCRIPTION
> --- RcppGSL/DESCRIPTION (revision 4542)
> +++ RcppGSL/DESCRIPTION (working copy)
> @@ -1,7 +1,7 @@
> Package: RcppGSL
> Type: Package
> Title: Rcpp integration for GNU GSL vectors and matrices
> -Version: 0.2.0.2
> +Version: 0.2.0.3
> Date: $Date$
> Author: Romain Francois and Dirk Eddelbuettel
> Maintainer: Dirk Eddelbuettel <edd at debian.org>
> @@ -27,8 +27,8 @@
> write a similar package against another library.
> License: GPL (>= 2)
> LazyLoad: yes
> -Imports: Rcpp (>= 0.9.8)
> Suggests: RUnit, inline, highlight
> LinkingTo: Rcpp
> +Imports: Rcpp
> SystemRequirements: GNU GSL
> VignetteBuilder: highlight
> Index: RcppGSL/NAMESPACE
> --- RcppGSL/NAMESPACE (revision 4542)
> +++ RcppGSL/NAMESPACE (working copy)
> @@ -1,6 +1,7 @@
> S3method(fastLm, default)
> edd at max:~/svn/rcpp/pkg$
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