[Rd] Installing/updating packages on a lab network

Uwe Ligges ligges at statistik.tu-dortmund.de
Tue Jul 28 19:32:21 CEST 2015

Just add the line


to the file R_HOME/etc/x64/Renviron.site

Uwe Ligges

On 28.07.2015 15:53, Michael Friendly wrote:
> I'm the faculty member in my department who advises our IT staff on the
> details of installing R for
> students and faculty on our Windows 7 lab network.  We are about to
> upgrade from R 3.1.1 to
> R 3.2.1, and once that is done, this version of R and all installed
> packages will be frozen in the
> image that appears in C:/Program Files/R/R-3.2.1/ on every lab computer,
> and this image is
> refreshed on each computer at each new login.
> Every user has a persistent home directory across all university lab
> computers, typically their
> F:/ drive (students) and/or X:/ drive (faculty).  I need to give
> instructions to our IT staff for how to
> arrange for a personal library, say
> F:/~R/library
> to be be set automatically, and included in .libPaths() so that
> install.packages() and update.packages()
> will work using that path.
> At present, there is no file R_HOME/etc/Renviron.site and
> R_HOME/etc/Rprofile.site is the vanilla
> version with everything commented out, including
> # set a site library
> # .Library.site <- file.path(chartr("\\", "/", R.home()), "site-library")
> Environmental variables set for users include
> HOMESHARE=\\vfadmin.yorku.yorku.ca\HH\HOME\friendly
> with the latter mapped to the X: drive
> What is the code to be added to Rprofile.site to make this work?
> thanks,
> -Michael

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