Re: How to properly wait for transaction completion?

[Mouse <mouse%Rodents-Montreal.ORG@localhost>]

> Ideally, once the transaction is started, I'd like to wait in my
> exec() function for a "signal" raised by the interrupt handler, so as
> to avoid a busy wait.

This sounds to me like a use case for condition variables.  Look up
cv_init, cv_destroy, cv_wait (and its variants, eg, cv_timedwait_sig),
cv_signal, cv_broadcast....  But there probably are plenty of other
things you could use and I likely don't know all of them.

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