Thank you a lot ! It works fine!
Artur
> On Mon, 3 Oct 2011, artur bala wrote:
>
>> Hi,
>> I'm not sure what's going on there, but i'm using the following gnuplot line
>> command inside a function. The plot comes out like a beauty but gretl pops an
>> error message "Failed to parse gnuplot file".
>> By the way, can someone tell me how to break the following command into 2-3
>> lines (I tried with "\", "\\","/","//" with no success :(
>>
>> gnuplot 5 4 --matrix=my_data --with-lines --suppress-fitted {set title
>> 'Lorenz Curve'; set grid; set yrange [0:1]; set xrange [0:1]; set xlabel
>> 'percentage of cumulated population'; set ylabel 'percentage of cumulated
>> income'; show xlabel; show ylabel}
> 1. The line continuation character in gretl is '\', a single
> backslash.
>
> 2. All the additional gnuplot commands inside {...} must be
> terminated with a semi-colon; that's missing from your last
> command.
>
> 3. You don't want to use "show xlabel" or "show ylabel". Look
> at the gnuplot help to see what "show" does -- it's not what
> you think!
>
> So:
>
> gnuplot 5 4 --matrix=my_data --with-lines --suppress-fitted \
> --output=display {set title 'Lorenz Curve'; set grid; \
> set yrange [0:1]; set xrange [0:1]; \
> set xlabel 'percentage of cumulated population'; \
> set ylabel 'percentage of cumulated income';}
>
> Allin Cottrell
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