Following Steve's lead, I found this works : 9 grap plotfile | 9 pic | 9troff -mm | 9 tr2post > plotfile.ps
lp plotfile.ps The OS X lp does not convert postscript. As far as I can see there is no plan9 lp. Thanks, Steve -Tom On Apr 24, 2014, at 2:24 PM, Steve Simon wrote: > I am no p9p expert, but on native plan9 you would do somthing like > > lp -dstdout > plot.ps > > This will generate a postscript version. Again on plan9 this is converted > on the fly by the lp printer subsystem into the apropriate form for your > printer. > > You could add another step to generate a pdf if thats easier. - > > grap plotfile | pic | troff -mm | lp -dstdout | ps2pdf > plot.pdf > > hope this helps. > > -Steve > >