[Qt-interest] Interesting QThread problem

[Yifei Li]

Thanks. Is there an alternative to terminate() ?

Yifei
On Nov 23, 2010, at 5:39 PM, Thiago Macieira wrote:

> On Tuesday, 23 de November de 2010 23:18:57 Yifei Li wrote:
>> The following code is a minimal example of what I'm trying to do.  Once the
>> plugin prints out one message, it will wait until 'Next' button is clicked
>> to print out the next message. Try to terminate the execution by clicking
>> 'Stop' and then start the execution.  You will notice the first message is
>> printed out fine. But when you click on 'Next' button to print the second
>> message, the whole app seems to deadlock.
> 
> That's to be expected. Calling QThread::terminate() is a forceful termination 
> and will probably leave behind locked mutexes and other resources.
> 
> Solution: don't use terminate.
> -- 
> Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
>  Senior Product Manager - Nokia, Qt Development Frameworks
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