Re: [Gnuplot-info] passing arguments to shell and back from gnuplot

[Thomas S. <t.s...@fz...>]

does

set macro
source = "/path/file.dat"
scaledata1 = `awk '/Total/ {print $4}' @source`

work?


atoms.h wrote:
> 
> Hey guy,
> 
>  I'm trying to integrate shell commands to a gnuplot script. Partly it
> works to the point that I can get values from a shell command to a gnuplot
> variable like this:
> 
> scaledata1 = `echo $(awk '/Total/ {print $4}' /path/file.dat)`
> 
> Now scaledata1 in gnuplot has the value awk was looking for in file.dat.
> That's great! But what I would like to do is define /path/file.dat as a
> variable in gnuplot and use is in that argument like:
> 
> source = "/path/file.dat"
> scaledata1 = `echo $(awk '/Total/ {print $4}' source)`
> 
> However, this doesn't work. Also I tried @source.
> 
> Any ideas are much appreciated!
> Thomas
> 

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