Add a warning for recursive emit_event
When event delivery is invoked by synthetic events through clutter_do_event from inside an event handler clutter was silently ignoring it, this warning will hopefully help resolving some issues.
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@ -1748,7 +1748,10 @@ emit_event (ClutterEvent *event,
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/* reentrancy check */
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if (lock != FALSE)
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return;
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{
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g_warning ("Tried emitting event during event delivery, bailing out.n");
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return;
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}
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lock = TRUE;
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