void join_all()
{
BOOST_THREAD_ASSERT_PRECONDITION( ! is_this_thread_in() ,
thread_resource_error(static_cast<int>(system::errc::resource_deadlock_would_occur), "boost::thread_group: trying joining itself")
);
boost::shared_lock<shared_mutex> guard(m);
for(std::list<thread*>::iterator it=threads.begin(),end=threads.end();
it!=end;
++it)
{
if ((*it)->joinable())
(*it)->join();
}
}
void join_all()
{
if (is_this_thread_in())
{
HPX_THROW_EXCEPTION(
hpx::thread_resource_error, "thread_group::join_all",
"resource_deadlock_would_occur: trying joining itself");
return;
}
boost::shared_lock<mutex_type> guard(mtx_);
for (hpx::thread* t: threads)
{
if (t->joinable())
t->join();
}
}