Feature Request: Buildbot triggering dependent port rebuilds in a cascade

[Ryan Schmidt]

On Dec 12, 2016, at 23:02, Marko Käning <mk-macports at posteo.net> wrote:
> 
> Hi MacPorts core devs,
> 
> I was wondering whether it is possible to configure the buildbots in such a way
> that they can observe if a just rebuilt port is a dependency of other ports which
> haven’t been built successfully yet. If such a case is met it could trigger a
> rebuild-cascade which makes sure that all those already failed ports waiting for
> their dependency to appear will (hopefully) also succeed in building.
> 
> I admit, that this might be a bit dangerous, as it could trigger (unexpectedly)
> rebuild avalanches, but I thought it would be neat to have…
> 
> Greets,
> Marko
> 
> 
> P.S.: Should I create a trac ticket for this, or does something like that exist
>      as a planned feature or is it perhaps even already implemented in MacPorts?

Certainly I can see situations where that would be helpful. To my knowledge, there's nothing in the code at present to do that.