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// Copyright (C) 2015 Vicente Botet
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#define BOOST_THREAD_VERSION 4
#include <boost/thread.hpp>
#include <boost/thread/tss.hpp>
#include <boost/shared_ptr.hpp>
#include <iostream>
struct A
{
void DoWork()
{
std::cout << "A: doing work\n";
if (!m_ptr.get())
m_ptr.reset(new WorkSpace());
// do not very much
for (size_t i = 0; i < 10; ++i)
m_ptr->a += 10;
}
private:
struct WorkSpace
{
int a;
WorkSpace() : a(0) {}
};
boost::thread_specific_ptr<WorkSpace> m_ptr;
};
struct B
{
void DoWork()
{
std::cout << "B: doing work\n";
if (!m_ptr.get())
m_ptr.reset(new A());
m_ptr->DoWork();
}
private:
boost::thread_specific_ptr<A> m_ptr;
};
struct C
{
void DoWork()
{
std::cout << "C: doing work\n";
if (!m_ptr.get())
m_ptr.reset(new B());
m_ptr->DoWork();
}
private:
boost::thread_specific_ptr<B> m_ptr;
};
int main(int ac, char** av)
{
std::cout << "test starting\n";
boost::shared_ptr<C> p_C(new C);
boost::thread cWorker(&C::DoWork, p_C);
cWorker.join();
std::cout << "test stopping\n";
return 0;
}
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