Re: [R] how to set environment variables?

From: Liaw, Andy <andy_liaw_at_merck.com>
Date: Fri 21 Oct 2005 - 00:58:09 EST


See the first paragraph of ?Startup.

Andy

> From: Andreas Zankl
>
> Thanks. Sys.putenv did work, however this has to be set every
> time I start R.
>
> gs is on my path and works fine under Unix, but I get the following
> error when running bitmap (without setting R_GSCMD first):
>
> /bin/sh: line 1: gs: command not found
>
> I assume the problem is related to the fact that I am using the csh
> shell, while the new Mac OS X default shell is now bash. So I guess
> my .csh path settings are ignored by R calling bash. I solved the
> problem by adding my R_GSCMD settings to the Renviron file
> (R_GSCMD=${RGSCMD-'/sw/bin/gs'} in my case). Hope this helps anyone
> with the same problem.
>
> Thanks again for your help!
> Andreas
>
>
>
> At 12:51 +0100 20.10.2005, Prof Brian Ripley wrote:
> >On Thu, 20 Oct 2005, Andreas Zankl wrote:
> >
> >>The help file of the R bitmap function says that I have to set the
> >>environment variable R_GSCMD to the path of my Ghostscript
> >>installation.
> >
> >Actually, it does not say that. It says you _can_ specify the path
> >to your executable (not the installation) that way. It will work
> >without doing so if the executable 'gs' (on a Unix-alike) is on your
> >path, which it normally is on Unix-alikes.
> >
> >>How do I set this variable (either by commandline or in
> >>R.app for Mac)? Sorry if this sounds like a very basic question, but
> >>I could not find the answer anywhere else.
> >
> >?Sys.putenv for how to do it from R. help.search("environment
> >variable") got me there.
> >
> >--
> >Brian D. Ripley, ripley@stats.ox.ac.uk
> >Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
> >University of Oxford, Tel: +44 1865 272861 (self)
> >1 South Parks Road, +44 1865 272866 (PA)
> >Oxford OX1 3TG, UK Fax: +44 1865 272595
>
>
> --
> PLEASE NOTE MY NEW EMAIL ADDRESS: ANDREAS.ZANKL@GMAIL.COM
>
> --------------------------
> Andreas Zankl, MD
> Division of Molecular Pediatrics
> Clinique Infantile 02/50
> CHUV
> Avenue Pierre Decker 2
> CH-1011 Lausanne
> Switzerland
> Phone: +41-21-3143778
> Fax: +41-21-3143546
> Email: andreas.zankl@gmail.com
>
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>



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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Fri Oct 21 01:51:04 2005

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