Re: [boost] [thread] assertion error when exiting app

From: Felipe Magno de Almeida (felipe.m.almeida_at_[hidden])
Date: 2005-08-11 16:31:57

On 8/11/05, Sean Huang <huangsean_at_[hidden]> wrote:
> > Hi, I'm having an assertion failed when trying to finish my application.
> > I use Boost.Thread to create one thread and use serialization and
> > spirit that I know use threads either. It wasnt happening when using
> > an earlier boost cvs version... And for some reason I'm not being able
> > to debug it, when trying to the app finishes when reaching the MSVC.
> >
> > I'm using MSVC 7.1 and the assertion is:
> >
> > File: boost-path\libs\thread\build\..\src\tss_hooks.cpp
> > Line: 131
> >
> > Expression: attached_thread_count == 0
> >
> > This application uses different threads to create and destroy objects
> > throughout its lifetime(probably even the static/singleton objects).
> >
> > It is an COM object and is accessed through "RPC", where the creation
> > of the singletons takes place...
> >
> 
> Felipe,
> 
> You will get this assertion whenever you use any Windows services that
> maintain a thread pool. COM/RPC is one of the examples. The problem is the
> threads from these pools are still around when main returns. I have not
> found out a way to control these threads. What I have done is to call
> on_thread_exit at the end of all my thread routines. In a way, this has
> rendenered automatic thread local storage cleanup on Windows
> useless(remember all those heated discussion about static boost::thread
> libraries?).

I've tried putting on_thread_exit on the end of each thread and still
it gives me this assertion error... I'm starting to think I'll have to
hack the thread sources to leak or something...I searched the docs for
COM and didnt found anything about...

Thanks for sharing your experience,
Felipe.

> 
> HTH,
> 
> Sean
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-- 
   Felipe Magno de Almeida
Developer from synergy and Computer Science student from State
University of Campinas(UNICAMP).
Unicamp: http://www.ic.unicamp.br
Synergy: http://www.synergy.com.br
"There is no dark side of the moon really. Matter of fact it's all dark."