[Gambas-user] Doubts in execute shell commands

[Tomas Eroles i Forner]

Hi!
Thanks for your help Ron.
It seems that GAMBAS does not like &.
The only way I've seen is using SHELL instead of EXEC, but it does not
works anyway, that is, I can see the graph, but only one or two seconds.

Anybody could explain the difference?

El vie, 09-11-2007 a las 06:19 +0200, ron escribió:
> On Thursday 08 November 2007 22:05, Tomas Eroles i Forner wrote:
> > Hi all!
> > I have some problems with EXEC and SHELL commands:
> > I would like to plot data with gnuplot from a Gambas application using:
> > 
> > SUB button1_Click()
> >    EXEC ["gnuplot", "graph1.plt"] WAIT
> > END
> > 
> > where graph1.plt is a valid gnuplot file.
> > 
> > The problem is when GAMBAS executes this command a window appears in the
> > screen showing the graphs, but it disapears inmediately.
> > I've tried to add a pause command in the graph1.plt file and it works,
> > but only for a while, and I would like one of these solutions:
> > - the graph appears in a form but I don't know in which control (if
> > possible)
> > - the graph appears as a new window, but, the user can close this window
> > 
> > Any idea?
> > 
> > thanks in advance
> > 
> 
> As commandline "gnuplot graph1.plt &" starts a thread/job for it.
> 
> Try:
> SUB button1_Click()
>    EXEC ["gnuplot", "graph1.plt", "&"] WAIT
> END
> 
> 
> Ron
> 
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