plot issues

[Petr Mikulik]

> >issues. pdfcairo and pngcairo are automatically compiled in if the system
> >has cairo library (available as a package for most linux distributions, for
> >example).
> >
> >I think that the cairo terminals handle UTF-8 text correctly.
> >
> >I gave cc: to gnuplot list so that somebody can explain the difference in
> >more details.
> 
> Are there any license problems with the plain png terminal, or is it just the
> pdf?

png is fine, it uses gd library

> Presently, when the pdf terminal is specified, the print() function checks
> with gnuplot to determine if the "pdf" terminal is supported. If not, or
> unknown, print() checks for the presence of ghostscript. If present, the ps
> terminal is used to produce a ps-file and then ghostscript is used to convert
> to pdf.

I wonder whether "set term pdf" is used if "set term" shows "pdfcairo" but 
not "pdf"?

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PM