[Rd] R CMD INSTALL and file permission settings

Andreas Leha andreas.leha at med.uni-goettingen.de
Sat Jun 8 20:41:42 CEST 2013

Hi all,

Dirk Eddelbuettel <edd at debian.org> writes:

> Summary:   
>   The directory /usr/local/lib/R/site-library can be used for site-wide
>   multi-user installations of R.  
>   This is even the default on Debian and Ubuntu (following a suggestion by
>   Kurt and Fritz a decade ago over beers -- what could be better).  However,
>   R enforces wrong permissions on directories and files there (removing
>   group-write) which effectively defeats this purpose, and breaks multiuser
>   installation:  if Tom, Dick and Harry are members of group 'r-users', each
>   one can install in the directory, but neither can _upgrade_ a package
>   installed by one of the others.  
>   I would like to correct this.

This is just a message from a user who would greatly appreciate such a
change.  We have written a script based on inotify to correct that group
writing permissions which we would gladly dismiss again.


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