[R] system: Linux vs. Windows differences

Marc Schwartz marc_schwartz at comcast.net
Thu Jul 12 00:33:05 CEST 2007


On Wed, 2007-07-11 at 22:32 +0100, ted.harding at nessie.mcc.ac.uk wrote:
> On 11-Jul-07 18:28:19, Marc Schwartz wrote:
> > On Wed, 2007-07-11 at 16:16 -0200, Alberto Monteiro wrote:
> >> [I tried to send this messages two days ago, but I guess I mistyped
> >> the To: 
> >> address...]
> >> 
> >> Why "system" is different in Linux and Windows? Both in R 2.4.1, but
> >> in 
> >> Windows there is an option:
> >> 
> >>   system(something, wait = FALSE)
> >> 
> >> while on Linux (Fedora Core 4), there is no such option?
> >> 
> >> Alberto Monteiro
> > 
> > From:
> > 
> >   https://svn.r-project.org/R/trunk/NEWS
> > 
> > for changes in R 2.5.0:
> > 
> > o     system() now takes the same set of arguments on all platforms,
> >       with those which are not applicable being ignored with a
> >       warning.  Unix-alikes gain 'input' and 'wait', and Windows
> >       gains 'ignore.stderr'.
> > 
> > 
> > Time to upgrade both your R and your FC installation.  
> > 
> > R is at 2.5.1.
> > 
> > FC4 has been EOL (End of Life) for some time and FC5 hit EOL last
> > month.
> > 
> > HTH,
> > 
> > Marc Schwartz
> 
> "End of Life" is a Nomenklatura categorisation.
> 
> While we loyal Members welcome and applaud President-2.5.1,
> we do not forget old Comrades now air-brushed from the photographs
> who, now faceless, sturdily labour 24 hours a day in the fields
> and saltmines, and even in the dark attics of those who conceal
> and protect them still.
> 
> There can be life in old dogs, and even strong teeth in some.
> 
> Ted.
> [emailing from SuSE-5.2 (1997), logged in from Red Hat 9 (2003)]

Wow...  :-)

I am envisioning the above as the Prologue for a book...I am feeling
suddenly melancholy...   

I whole heartily nominate this as a fortune!

Regards,

Marc



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