An alternative to wait is to have the R script output a file when done. J
can poll for the exisitence of the file. Not as clean but is a common poor
mans synchronization approach
On Apr 20, 2014 2:18 AM, "Piet de Jong" <[email protected]> wrote:
> I get this: (after a short dela)
>
>
>
> 2!:3{.([smoutput)2!:2 'sleep 3'
>
> 69205 140735294190544 0
>
> |interface error
>
> | 2!:3{.([smoutput)2!:2'sleep 3'
>
>
> What could be the problem with my system?
>
> Thanks for all the help.
>
>
>
>
>
> On Sun, Apr 20, 2014 at 12:01 PM, Raul Miller <[email protected]>
> wrote:
>
> > Oops, you are correct. I apologize, I was working from memory and I
> > misremembered the meanings of these foreigns.
> >
> > Here's something to try:
> > 2!:3{.([smoutput)2!:2 'sleep 3'
> >
> > Here's what I get when I try that:
> >
> > 24283 144488800 144489160
> > 0
> >
> > (And there's a delay between the two lines.)
> >
> > If you do not get similar behavior, I imagine that that indicates some
> > problem with your system.
> >
> > Thanks,
> >
> > --
> > Raul
> >
> > On Sat, Apr 19, 2014 at 8:18 PM, Piet de Jong <[email protected]>
> wrote:
> > > 2!:3 '/Library/Frameworks/... NB. .... stands for all the rest
> > >
> > >
> > > |domain error
> > >
> > >
> > >
> > >
> > > On Sun, Apr 20, 2014 at 9:55 AM, Raul Miller <[email protected]>
> > wrote:
> > >
> > >> Try:
> > >>
> > >> 2!:3 '/Library/Frameworks/R.framework/Resources/bin/R
> > >>
> > >>
> >
> CMD/Library/Frameworks/R.framework/Versions/2.12/Resources/library/Rserve/libs/i386/Rserve-bin.so
> > >> --no-save'
> > >>
> > >> Thanks,
> > >>
> > >> --
> > >> Raul
> > >>
> > >>
> > >> On Sat, Apr 19, 2014 at 7:46 PM, Piet de Jong <[email protected]>
> > wrote:
> > >> > But isn't pid defined in my first statement? ie.
> > >> >
> > >> > pid=.{. 2!:2 '/Library/....
> > >> >
> > >> > Maybe I am misunderstanding.
> > >> >
> > >> >
> > >> > On Sun, Apr 20, 2014 at 9:39 AM, Raul Miller <[email protected]
> >
> > >> wrote:
> > >> >
> > >> >> pid is a result from 2!:2 and I think you want its argument?
> > >> >>
> > >> >> Thanks,
> > >> >>
> > >> >> --
> > >> >> Raul
> > >> >>
> > >> >>
> > >> >> On Sat, Apr 19, 2014 at 7:31 PM, Piet de Jong <
> [email protected]
> > >
> > >> >> wrote:
> > >> >> > I call R from J and use the following setup to initiate the R
> > >> interface
> > >> >> >
> > >> >> > load 'stats/r/rserve'
> > >> >> >
> > >> >> > pid=.{. 2!:2 '/Library/Frameworks/R.framework/Resources/bin/R
> > >> >> >
> > >> >>
> > >>
> >
> CMD/Library/Frameworks/R.framework/Versions/2.12/Resources/library/Rserve/libs/i386/Rserve-bin.so
> > >> >> > --no-save'
> > >> >> >
> > >> >> >
> > >> >> > Everything works fine.
> > >> >> >
> > >> >> >
> > >> >> > However I want to "wait" for process with pid to finish and
> > according
> > >> to
> > >> >> > the documentation I can use
> > >> >> >
> > >> >> >
> > >> >> > 2!:3 pid
> > >> >> >
> > >> >> >
> > >> >> > However this results in an interface error.
> > >> >> >
> > >> >> >
> > >> >> > What am I doing wrong?
> > >> >> >
> > ----------------------------------------------------------------------
> > >> >> > For information about J forums see
> > >> http://www.jsoftware.com/forums.htm
> > >> >>
> > ----------------------------------------------------------------------
> > >> >> For information about J forums see
> > http://www.jsoftware.com/forums.htm
> > >> >>
> > >> >
> ----------------------------------------------------------------------
> > >> > For information about J forums see
> > http://www.jsoftware.com/forums.htm
> > >> ----------------------------------------------------------------------
> > >> For information about J forums see
> http://www.jsoftware.com/forums.htm
> > >>
> > > ----------------------------------------------------------------------
> > > For information about J forums see http://www.jsoftware.com/forums.htm
> > ----------------------------------------------------------------------
> > For information about J forums see http://www.jsoftware.com/forums.htm
> >
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
>
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