Re: add option to generate dependency graph

[Luke Shumaker]

Oh, about the graphs: dotted line means it's an order-only dependency,
not an actual dependency, and a blue bubble indicates a PHONY target.

~ LukeShu

On Thu, 2010-08-19 at 23:45 -0400, Luke Shumaker wrote:
> Thank you for showing me graphviz, it's pretty neat!
> 
> The attached patch adds the ``-g, --graph'' options to make; it will
> spit out a graphviz file to stdout. (The patch is against the 3.82
> release)
> 
> Note that this will NOT include recursive use of make, I was working on
> that, but couldn't get it working.
> 
> I've been manually adding the line
>   rankdir=LR;
> into the graphs, and rendering them with dot.
> 
> ~ LukeShu