[bitbake-devel] [PATCH] bitbake: add event masks

[Chris Larson]

On Fri, May 31, 2013 at 7:19 AM, Bogdan Marinescu <
bogdan.a.marinescu at intel.com> wrote:

> Add more arguments to an "addhandler" command. Each argument (after the
> first one, which is the name of the handler) is the name of an event class
> that the handler wants to be notified on. "*" is a shortcut for "listen
> to all events". This changes the current behaviour of bitbake, which is
> to broadcast all events to all listeners; instead, only the handlers
> that registered themselves to an event with "addhandler" will receive
> that event. This should improve performance, although only performance
> measurements will be confirm or deny this claim.
> This is part of the fix for YOCTO #3812, but implements filtering only
> for class event handlers; the other part (events filter for UIs) will be
> the subject of a different patch.
>
> Signed-off-by: Bogdan Marinescu <bogdan.a.marinescu at intel.com>
>

Wouldn't it be simpler, as well as less invasive to the file format, to add
an 'event' or 'events' flag to the handler which indicates what events it
wishes to handle?
-- 
Christopher Larson
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