void flushingWork()
{
#if 0
std::vector< LoggerPtr > loggersList;
loggersList.reserve(loggers.size());
mutex.lock_shared();
for (auto it = loggers.begin(); it != loggers.end(); ++it)
{
loggersList.push_back(it->second);
}
mutex.unlock_shared();
for (auto it = loggersList.begin(); it != loggersList.end(); ++it)
{
(*it)->flush();
}
std::this_thread::yield();
#endif
#if 1
mutex.lock_shared();
for (auto it = loggers.begin(); it != loggers.end(); ++it)
{
auto logger = it->second;
logger->flush(); // flushing inside a CS may be not a good idea...
}
mutex.unlock_shared();
std::this_thread::yield();
#endif
}
void g()
{
time_point t0 = Clock::now();
m.lock_shared();
time_point t1 = Clock::now();
m.unlock_shared();
ns d = t1 - t0;
assert(d < Tolerance); // within tolerance
}
int main()
{
m.lock();
std::vector<std::thread> v;
for (int i = 0; i < 5; ++i)
v.push_back(std::thread(f));
std::this_thread::sleep_for(WaitTime);
m.unlock();
for (auto& t : v)
t.join();
m.lock_shared();
for (auto& t : v)
t = std::thread(g);
std::thread q(f);
std::this_thread::sleep_for(WaitTime);
m.unlock_shared();
for (auto& t : v)
t.join();
q.join();
}
int main()
{
#if _LIBCPP_STD_VER > 11
m.lock();
std::vector<std::thread> v;
for (int i = 0; i < 5; ++i)
v.push_back(std::thread(f));
std::this_thread::sleep_for(ms(250));
m.unlock();
for (auto& t : v)
t.join();
m.lock_shared();
for (auto& t : v)
t = std::thread(g);
std::thread q(f);
std::this_thread::sleep_for(ms(250));
m.unlock_shared();
for (auto& t : v)
t.join();
q.join();
#endif // _LIBCPP_STD_VER > 11
}