* Fons Adriaensen: > You can build such a thing on top of condition variables - that > is what they exists for - to let a thread wait one any condition > you may want, no matter how complicated.
But don't you need an additional context switch, from the event listener thread to the actual processing thread? You could use a leader/followers scheme to deal with this, I think, but it's quite complicated. Doing it in the kernel would probably reduce overall complexity.
