port math/gnuplot hangs and ignores "kill -9"

Roland Smith rsmith at xs4all.nl
Thu Sep 17 16:15:27 UTC 2009

On Thu, Sep 17, 2009 at 04:58:14PM +0100, Anton Shterenlikht wrote:
> Roland, perhaps you also know the origin of this gnuplot warning:
> 	Could not find/open font when opening font "arial",
> 	using internal non-scalable font
> From searching the net it appears that gnuplot is not finding truetype
> fonts, something to do with GD library. I've got xorg-fonts-truetype-7.4
> and gd-2.0.35_1,1 installed. So I'm not sure what the problem is.

When using gd fonts, you must either specify either the full path of the font
file, or the font filename (not the font name, AFAIK). In the latter case you
have to set the GDFONTPATH variable containing the path.
> Several functions are not available without truetype fonts, e.g. label
> rotation, which is sometimes useful.

I used the following with the PNG terminal:

set terminal png font "/usr/local/lib/X11/fonts/dejavu/DejaVuSansMono.ttf" 8 \
size 300,150 x76848f xb1b1b1 xb1b1b1 x00ff00 x00ff00 x00ff00 x00ff00

R.F.Smith                                   http://www.xs4all.nl/~rsmith/
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