Port for drawing directed graphs?

[Matt Emmerton]

> At 2008-09-15T10:31:57-04:00, John Almberg wrote:
>
>> I am working on some software that must, as it's final output,
>> produce a printout of a directed graph... nodes, connected by
>> directed links.
>>
>> The printout could be generated by a postscript file, jpg, whatever.
>>
>> Does anyone know of a utility (in ports?) that can take a data set
>> (for example, a two dimensional array that defines the nodes and the
>> links between them), and produce a printable graph?

What you want is the 'dot' tool from the 'graphviz' port in 
/usr/ports/graphics/graphviz.

-- 
Matt Emmerton