[Rd] Telling R CMD check where to find libraries

Uwe Ligges ligges at statistik.tu-dortmund.de
Thu Jul 29 14:20:19 CEST 2010

On 20.07.2010 17:18, Thaler, Thorn, LAUSANNE, Applied Mathematics wrote:
> Hello everybody,
> Currently I'm developing a library, which uses some functions from
> another package (namely plotrix). Consequently, I listed this dependency
> in the DESCRIPTION file. When I try to run "R CMD check mypackage", the
> check fails, for the library plotrix cannot be found on the system. As
> far as I understood "R CMD check" uses --vanilla implicitly, thus, no
> startup files are read. Hence, plotrix cannot be found by "R CMD check",
> since it is only installed locally (I've no admin privileges on this
> machine) and the path to the library is given in .Rprofile, which in
> turn is not read by "R CMD check".
> If I provide the flag "-l /path/to/site/libs", it works as expected but
> with the side effect that the test installation is carried out in this
> directory as well, which I do not like either (this directory should
> contain only stable packages and not packages which are still under
> construction). So which possibilities do I have?

Set the environment variable  R_LIBS  to point to that library.

Uwe Ligges

> BR
> Thorn
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