[Rcpp-devel] Use of "Depends: Rcpp" in packages using Rcpp

Dirk Eddelbuettel edd at debian.org
Tue Jan 7 01:58:13 CET 2014


On 6 January 2014 at 16:30, Davor Cubranic wrote:
| The Rcpp-package vignette says to use "Depends: Rcpp" in the DESCRIPTION of packages that use Rcpp to indicate the dependency and "LinkingTo: Rcpp" to indicate the use of headers. Is "Depends" really necessary? If the dependent package needs to use R code, it can be done with "Imports" without the side-effect of attaching Rcpp's namespace. And since R 3.0.2, the version dependency information can be expressed in "LinkingTo".

Sure.  "Do as I do, not do as I say".  

RcppArmadillo, for example, uses this:

  Depends: R (>= 2.14.0)
  LinkingTo: Rcpp
  Imports: Rcpp

No Depends, but LinkingTo and Import.

Documentation patches welcome, as always.
 
Dirk

-- 
Dirk Eddelbuettel | edd at debian.org | http://dirk.eddelbuettel.com


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