[Rd] system command

Guido Masarotto guido@sirio.stat.unipd.it
Sun, 11 Feb 2001 11:54:28 +0100


On Fri, Feb 09, 2001 at 02:28:58PM +0000, Prof Brian Ripley wrote:
> On Fri, 9 Feb 2001, Erich Neuwirth wrote:
> > ...........................................................
> > Rterm
> > on win2k
> > system("csound",intern=TRUE) redirects stdin and stderr into an R object
> > system("csound",intern=FALSE) (equivalent to system("csound"))
> > outputs everything
> > EXCEPT
> > once
> > system("csound",intern=TRUE) has been done
> > and later one tries
> > system("csound",intern=FALSE)
> > stderr is lost completely.
> > going back to
> > system("csound",intern=TRUE)
> > redirects stderr again into the R object,
> > but stderr does not go to the screen any more
> > after intern=TRUE has been used once.
> >
> > .....................................................................
> > 2) problems with system and redirection on win32k.
> 
> A bug, almost certainly in Windows 2000 since this works as documented
> under NT.   Guido?

  I can replicate the problem (under Windows 2000 but not under
  Win98 or NT) using
  > system("ls",intern=TRUE);system("ls")
  I will take a look.

  guido
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