From: Joel VanderWerf <vjoel@...>
Date: 2002-08-27T04:01:07+09:00
Subject: Re: RDoc: .png files are empty

Richard Lowe wrote:
> * Joel VanderWerf (vjoel@PATH.Berkeley.EDU) wrote:
> 
>>Hi, I'm trying out RDoc for the first time. When I run 'rdoc -d' in the 
>>rdoc directory, everything seems ok, except that the .png files in 
>>doc/dot are empty, so of course no lovely diagrams in the browser. My 
>>dot installation seems to be ok (one of the Tk samples that comes with 
>>dot, tcldot/demo/doted, runs fine). What else should I check?
>>
> 
> 
> What version of graphviz?
> I had problems with an older version segfaulting while processing the dot
> files (although it did work with various other things), graphviz 1.8.9
> seems to be working OK.
> 

$ rpm -qa | grep graphviz
graphviz-1.8.5-0

(I tried building from source first, but had undefined references to 
functions in libiconv.)

I didn't get any error messages from rdoc. The output ends with:

Generating HTML...
Diagrams: ............................................................

Would it help to look at the -D output?