You don't want shQuote - that makes it a single argument.
Shells strip quotes, but system() does not use a shell on Windows -- you
could use shell() not system(), but that would be overkill here.
On Thu, 24 Apr 2008, Jeff Breiwick wrote:
> Hi,
>
> I am trying to run the command: R CMD INSTALL -l mypath mypackagename
> from within R (Windows XP) using system() and get the following error:
>
> ARGUMENT 'CMD INSTALL -l D:/R/JMB.LIBS jmb.test' __ignored__
>
> Fatal error: you must specify '--save', '--no-save' or '--vanilla'
>
> My function contains these 3 lines:
> setwd("D:/R/R.pkgs") # path to files set using package.skeleton()
> commands <- shQuote("CMD INSTALL -l D:/R/JMB.LIBS jmb.test")
> system(paste('"R"',commands))
>
> Can anyone tell me where I have gone astray? I suspect the problem lies in
> quoting the strings. The command (R CMD INSTALL etc.) runs OK if I run it in
> a windows shell.
> Thank you.
>
> Jeff Breiwick
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Brian D. Ripley, [EMAIL PROTECTED]
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
______________________________________________
R-help@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
