[Rd] Using custom R_LIBS with R CMD install
ligges at statistik.tu-dortmund.de
Thu Feb 9 09:28:23 CET 2012
On 08.02.2012 21:05, Hadley Wickham wrote:
> 2012/2/8 Uwe Ligges<ligges at statistik.tu-dortmund.de>:
>> On 08.02.2012 19:36, Hadley Wickham wrote:
>>>> I wonder it works that far. It won't for me on Windows nor Linux, because
>>>> system2 passes the whole thing shQuoted to the shell. Hence it is highly
>>>> shell dependent what happens with the ill formed command.
>>> Well I was using the env argument to system2, which claims to be
>>> cross-platform (at least for R and make). This command:
>>> R_LIBS=/Users/hadley/R-dev R CMD INSTALL aL3xa-rapport-08e68ca/
>>> is ok, isn't it?
>> You haven't said you were using the env argument, have you? If so, I missed
>> that part. I assumed you were specifying the above as the "command"
>> Hmmm, former message not quoted, as we ask in the posting guide. Where is
>> the reproducible example?
> We seem to be having a bit of a communication breakdown. This is the
> code that I run from the command line (on mac os x):
> R_LIBS=/Users/hadley/R-dev R CMD INSTALL aL3xa-rapport-08e68ca/
> # Desktop : R_LIBS=/Users/hadley/R-dev R CMD INSTALL aL3xa-rapport-08e68ca/
> # * installing to library ‘/Users/hadley/R’
> # ERROR: dependency ‘ascii’ is not available for package ‘rapport’
> ls /Users/hadley/R-dev/
> # HandyStuff animation biOps mcmcTools mvbutils quantreg testthat
> # SparseM ascii ggplot2 mturkr nstest scales whisker
> It's hard to provide a reproducible example because it depends on
> exactly what package you have installed where, but I had hoped that
> this would at least illustrate my problem - R CMD install doesn't seem
> to be respecting R_LIBS. I'm trying to understand whether this is a
> bug, or something I don't understand correctly about R CMD INSTALL.
>> That's right, then you want (under Linux alikes):
>> system2("R", "CMD INSTALL package_version.tar.gz", env="R_LIBS=lib")
>> Under Windows, you have to construct the shell command:
>> "set R_LIBS=lib& R CMD INSTALL package_version.tar.gz"
> To clarify, system2 doesn't work in windows?
> The system2
> documentation has: " On Windows, ‘env’ is currently only supported for
> commands such as ‘R’ and ‘make’ which accept environment variables on
> their command line."
Yes, but "R CMD INSTALL" does not accept those variables in the command
line. This could perhaps be improved given someone finds some time to do it.
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