[bitbake-devel] [PATCH] cooker: Drop package-depends.dot and pn-depends.dot generation

[Paul Eggleton]

On Wednesday, 25 January 2017 11:12:57 AM NZDT Richard Purdie wrote:
> On Wed, 2017-01-25 at 11:05 +0000, Peter Kjellerstedt wrote:
> > pn-dependes.dot when visualizing the dependencies between packages. 
> > Even though task-depends.dot is more complete, trying to render it 
> > is near impossible given the sheer number of nodes and edges it 
> > contains. Already visualizing pn-depends.dot is hard but possible 
> > with some gvpr and tred filtering. Here are some statistics from 
> > one of my typical builds:
> > 
> >                         Nodes  Edges
> >                         -----  ------
> > pn-depends.dot           1183   12087
> > package-depends.dot      5939   55615
> > task-depends.dot        13756  125870
> > 
> > As can be seen, the number of nodes and edges in task-depends.dot 
> > is a magnitude greater than in pn-depends.dot.
> 
> Its certainly simpler, but the data is just plain buggy. I'm not sure
> I'd trust anything those files told me, even if they are easier to
> view.
> 
> I appreciate task-depends is hard to load graphically, it is helpful
> even as a text file though, I do use it a lot since its a near direct
> dump of bitbake's internal parsed task dependencies.

What if we collapsed down task-depends.dot to PNs only in order to produce 
pn-depends.dot? Then at least it would be reasonably accurate.

Cheers,
Paul

-- 

Paul Eggleton
Intel Open Source Technology Centre