On 20/04/2012 8:41 AM, Roberto Ugoccioni wrote:> Hello,
> I just installed R-2.15.0 on windows XP and cannot load package tcltk2
> (which I just downloaded from CRAN as tcltk2_1.2-1.zip; package install
> reported no problems):
>
> > library(tcltk2)
> Carico il pacchetto richiesto: tcltk
> Loading Tcl/Tk interface ... done
> Error : .onLoad failed in loadNamespace() for 'tcltk2', details:
> call: system("cat /etc/issue", intern = TRUE, ignore.stderr =
TRUE)
> error: 'cat' not found
> Errore: package/namespace load failed for ?tcltk2?
> It seems .onLoad is trying to run a unix command 'cat' but i'm
on a windows
> platform:
> > str(.Platform)
> List of 8
> $ OS.type : chr "windows"
> $ file.sep : chr "/"
> $ dynlib.ext: chr ".dll"
> $ GUI : chr "Rgui"
> $ endian : chr "little"
> $ pkgType : chr "win.binary"
> $ path.sep : chr ";"
> $ r_arch : chr "i386"
> > sessionInfo()
> R version 2.15.0 (2012-03-30)
> Platform: i386-pc-mingw32/i386 (32-bit)
> locale:
> [1] LC_COLLATE=Italian_Italy.1252 LC_CTYPE=Italian_Italy.1252
> [3] LC_MONETARY=Italian_Italy.1252 LC_NUMERIC=C
> [5] LC_TIME=Italian_Italy.1252
> attached base packages:
> [1] stats graphics grDevices utils datasets methods base
> I looked for an R file in the tcltk2 installed package tree containing the
> above system() call but could not find it.
> This looks like a bug to me but I'd like to ask for further advice
before
> reporting it as such, I might have overlooked something. Thanks for any
> help.
I'd suggest you should contact the package maintainer. It's not hard to
find a copy of the cat utility function (e.g. in the Rtools used for
building R and packages), but the error does suggest the package may not
be intended to be used on Windows.
Duncan Murdoch