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thread_group.cpp
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72 lines (66 loc) · 1.75 KB
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// Copyright (C) 2001-2003
// William E. Kempf
//
// 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)
#include <boost/thread/thread.hpp>
#include <iostream>
#include <boost/detail/lightweight_test.hpp>
int count = 0;
boost::mutex mutex;
void increment_count()
{
boost::unique_lock<boost::mutex> lock(mutex);
std::cout << "count = " << ++count << std::endl;
}
boost::thread_group threads2;
boost::thread* th2 = 0;
void increment_count_2()
{
boost::unique_lock<boost::mutex> lock(mutex);
BOOST_TEST(threads2.is_this_thread_in());
std::cout << "count = " << ++count << std::endl;
}
int main()
{
{
boost::thread_group threads;
for (int i = 0; i < 3; ++i)
threads.create_thread(&increment_count);
threads.join_all();
}
#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
{
boost::thread_group threads;
for (int i = 0; i < 3; ++i)
threads.create_thread(&increment_count);
threads.interrupt_all();
threads.join_all();
}
#endif
{
boost::thread_group threads;
boost::thread* th = new boost::thread(&increment_count);
threads.add_thread(th);
BOOST_TEST(! threads.is_this_thread_in());
threads.join_all();
}
{
boost::thread_group threads;
boost::thread* th = new boost::thread(&increment_count);
threads.add_thread(th);
BOOST_TEST(threads.is_thread_in(th));
threads.remove_thread(th);
BOOST_TEST(! threads.is_thread_in(th));
th->join();
}
{
{
boost::unique_lock<boost::mutex> lock(mutex);
boost::thread* th2 = new boost::thread(&increment_count_2);
threads2.add_thread(th2);
}
threads2.join_all();
}
return boost::report_errors();
}