[Boost-users] Re: Problem using Boost.thread : Class destructor called several times!

From: Mark Sizer (boost_at_[hidden])
Date: 2003-10-02 14:53:54

Huck finn wrote:

> Hi there, still a newbie question for you guys...

[snip]

> 
> 1- I'm wondering why the destructor of my FakeClass is called 4 times 
> for each items ???
> 
> 2- It says in the doc that the function that creates a thread "copies 
> the function wrapped by threadfunc" and threadfunc would be in this case 
> item1 and item2, does this means that the copy constructor is called 
> every time a thread is created with an object?
> 
> 
> Thanks all!
> 
> Simon

Try adding this add running it again:

FakeClass( const FakeClass& rkToCopy ) :
  ID( rkToCopy.ID )
{
  boost::mutex::scoped_lock scoped_lock(io_mutex);
  std::cout<<"FakeClass #"<<ID<<" says : "<<"Being Copied!!"<<std::endl;
}

It should make the answer clear.

- Mark