[Xcb] XCB Errors and Handling

[Barton C Massey]

Heh.  "Nothing is wrong" is a bit too strong, maybe.  Please
see the XCB email list archives for a discussion of the
upcoming Plan 7 (IIRC), which will give you much more
control over error handling.  In the meantime, Jamey's
advice is how you do it.

	Bart

In message <20060611183211.GR4245 at id.minilop.net> you wrote:
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> On Fri, Jun 09, 2006 at 10:16:36PM -0500, Ori Bernstein wrote:
> > Hi.
> 
> Hi Ori! Would you subscribe to the list so I don't have to hand-approve
> your posts?
> 
> > XCBPollForEvent() returns an event with response_type =3D=3D 0, but with a
> > (seemingly) valid sequence number. The error returned in the error argume=
> nt to
> > XCBPollForEvent is 0, so I'm not sure what's going wrong.=20
> 
> Nothing is wrong. Unlike Xlib, XCB returns both X errors and events from
> the event queue. When the response_type is 0, you should cast the
> XCBGenericEvent* to an XCBGenericError* and pass that to your error
> handler.
> 
> --Jamey
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