[R] unix environment variables under R

[Roger Bivand]

> hi,
> i am working on a little R-project with a couple od other guys.we use
> CVS, but everyone keeps the R-source files in different locations in his
>  home-directory. of course this causes trouble when sourcing R-files. i
> thought a UNIX environment variable could be the solution, but R doesn't
>  seem to know about the environment variables.
> e.g. >> source("$PROJECT/xxx.R") results in
>  >> Error in file(file, "r") : unable to open connection
>
> is there something like environment variables for R?

?Sys.getenv

very useful for passing things into an R session.

>
> greetinx jan
>
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-- 
Roger Bivand
NHH, Breiviksveien 40, N-5045 Bergen, Norway
(travelling but still accessible)


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