[Qt-interest] please help me with this problem

[Thiago Macieira]

Em Terça-feira 8. Dezembro 2009, às 02.58.29, Glenn Hughes escreveu:
> Sleep should never block... from the man page:
> 
> "The sleep() function suspends execution of the calling thread until
>     either seconds seconds have elapsed or a signal is delivered to the
>     thread and its action is to invoke a signal-catching function or to
>  ter- minate the thread or process."
> 
> In other words, other threads can run while one thread is sleeping.
> It might however have something to do with the way that cross-thread
> signals are delivered.
> Its an interesting question...

You've pasted a section of manual that confirms that it does block. "Suspending 
the execution of the calling thread" means that nothing in that thread is run, 
including Qt signal delivery to slots.

The part in the paste about signals is Unix signals, not Qt ones.

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
  Senior Product Manager - Nokia, Qt Development Frameworks
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