int main()
{
boost::thread thrd1(&sender);
boost::thread thrd2(&receiver);
thrd1.join();
thrd2.join();
}
int main(int argc, char* argv[]) {
boost::thread thrd1(count(1));
boost::thread thrd2(count(2));
thrd1.join();
thrd2.join();
return 0;
}
void multithread_push_pop(int64_t counts)
{
std::atomic_bool start(false);
std::atomic_bool quit(false);
int64_t push_sum = 0;
int64_t pop_sum1 = 0, pop_sum2 = 0;
WSQ_t q;
std:: thread thrd1([&start, counts, &push_sum, &pop_sum1, &q, &quit](){
while(!start) std::this_thread::yield();
std::chrono::time_point<std::chrono::system_clock> start, end;
start = std::chrono::system_clock::now();
for(int64_t i =0; i < counts; ++i){
if(q.push_back(i))
push_sum += i;
if(i % 3 == 0)
{
int64_t t;
if(q.pop(t)) pop_sum1 += t;
}
}
while(q.size() != 0){
int64_t t;
if(q.pop(t)) pop_sum1 +=t;
}
quit = true;
end = std::chrono::system_clock::now();
auto elapsed_seconds = std::chrono::duration_cast<std::chrono::microseconds>(end-start).count();
g_print_mutex.lock();
std::cout<<"push/pop thread : "<<elapsed_seconds<<std::endl;
g_print_mutex.unlock();
});
std::thread thrd2([&start, &pop_sum2, &q, & quit](){
while(!start) std::this_thread::yield();
std::chrono::time_point<std::chrono::system_clock> start, end;
start = std::chrono::system_clock::now();
while(!quit)
{
int64_t t;
if(q.steal(t)){
pop_sum2 += t;
}
}
end = std::chrono::system_clock::now();
auto elapsed_seconds = std::chrono::duration_cast<std::chrono::microseconds>(end-start).count();
g_print_mutex.lock();
std::cout<<"steal thread : "<<elapsed_seconds<<std::endl;
g_print_mutex.unlock();
});
start = true;
thrd1.join();
thrd2.join();
if(push_sum != pop_sum1 + pop_sum2)
{
std::cout<<"bugs here! push sum is: "<<push_sum<<", pop_sum is "<<pop_sum1 + pop_sum2<<std::endl;
}
}
bool startipc()
{
//flag that ipc is started in this thread
tss_ipcstarted.reset(new bool(true));
//ensure thread's environment number is available or quit
// if (!tss_environmentns.get())
// return false;
//get thread's mv environment number
int environmentn=getenvironmentn();
//start another thread (for this threads environment) to calculate any dictionary items required by the db server backend
//ALN:DANGEROUS: following line works only if tss_pgconnparams was reset with some string
boost::thread thrd1(boost::bind(&MVipc, environmentn, *tss_pgconnparams.get()));
//wait for the new thread to signal that it is listening for requests before resuming
boost::mutex::scoped_lock lock(global_ipcmutex);
//TODO make sure notifies CORRECT thread by using array of ipcmutexes and environmentn
//TODO put a timeout in case the pipe doesnt open
#if TRACING > 3
std::wclog<<L"startipc() Waiting for pipe to be opened\n";
#endif
global_ipccondition.wait(lock);
#if TRACING > 3
std::wclog<<L"startipc() Waited for pipe to be opened\n";
#endif
return true;
}
int main(int argc, char* argv[])
{
std::thread thrd1(std::bind(&count, 1));
std::thread thrd2(std::bind(&count, 2));
thrd1.join();
thrd2.join();
return 0;
}
int main(int argc, char* argv[])
{
boost::thread thrd1(&reader);
boost::thread thrd2(&writer);
thrd1.join();
thrd2.join();
return 0;
}
int main(int, char*[])
{
boost::thread thrd1(&sender);
boost::thread thrd2(&receiver);
thrd1.join();
thrd2.join();
return 0;
}
void do_test(M* dummy=0)
{
typedef buffer_t<M> buffer_type;
buffer_type::get_buffer();
boost::thread thrd1(&buffer_type::do_receiver_thread);
boost::thread thrd2(&buffer_type::do_receiver_thread);
boost::thread thrd3(&buffer_type::do_sender_thread);
thrd1.join();
thrd2.join();
thrd3.join();
}
bool TCPSocket001::run()
{
class ClientSocket :
public elw::IRunnable
{
std::string m_strRemoteAddr;
word m_wRemotePort;
bool m_fSuccess;
public:
ClientSocket(const std::string& strRemoteAddr, word wRemotePort) :
m_strRemoteAddr(strRemoteAddr),
m_wRemotePort(wRemotePort),
m_fSuccess(true)
{
}
protected:
int run()
{
elw::Socket sock;
if (!sock.create())
goto _ERROR;
sock.connect(m_strRemoteAddr, m_wRemotePort);
if (9 != sock.send("123456789", 9))
goto _ERROR;
if (1 != sock.send("0", 1))
goto _ERROR;
if (3 != sock.send("987", 3))
goto _ERROR;
if (2 != sock.send("65", 2))
goto _ERROR;
if (4 != sock.send("4321", 4))
goto _ERROR;
sock.shutdown(elw::SockBase::rw);
sock.close();
return 0;
_ERROR:
m_fSuccess = false;
sock.shutdown(elw::SockBase::rw);
sock.close();
return 0;
}
public:
bool isSuccess() const
{
return m_fSuccess;
}
} clnt("127.0.0.1", 22000);
class ServerSocket :
public elw::IRunnable
{
word m_wLinteningPort;
bool m_fSuccess;
public:
ServerSocket(word wListeningPort) :
m_wLinteningPort(wListeningPort),
m_fSuccess(true)
{
}
protected:
int run()
{
elw::SmartPtr<elw::Socket> ptr;
elw::ServerSocket serv;
char sz[32] = { 0 };
uint uTotalRead = 0;
std::string str;
if (!serv.create())
goto _ERROR;
if (!serv.bind(m_wLinteningPort))
goto _ERROR;
ptr = serv.accept();
for ( ; ; )
{
int iRead = ptr->recv(sz + uTotalRead, sizeof(sz) - uTotalRead, elw::SockBase::none);
if (iRead <= 0)
break;
uTotalRead += iRead;
if (uTotalRead >= sizeof(sz))
break;
}
ptr->close();
serv.close();
str = sz;
if (str != "1234567890987654321")
goto _ERROR;
return 0;
_ERROR:
m_fSuccess = false;
return 0;
}
public:
bool isSuccess() const
{
return m_fSuccess;
}
} srv(22000);
elw::Thread thrd0(&srv);
thrd0.start();
elw::Thread::sleep(250);
elw::Thread thrd1(&clnt);
thrd1.start();
thrd1.join();
thrd0.join();
if (!clnt.isSuccess())
return false;
if (!srv.isSuccess())
return false;
return true;
}
int main() {
printf("\n============== sizeof(boost::thread) ============== %d\n", sizeof(boost::thread));
printf("\n============== sizeof(boost::detail::thread_data_base) ============== %d\n", sizeof(boost::detail::thread_data_base));
printf("\n============== sizeof(boost::detail::thread_data<>) ============== %d\n", sizeof(boost::detail::thread_data<void(*)()>));
printf("\n============== Before thread creation ==============\n");
display_mallinfo();
{
boost::thread thrd1(&count);
printf("\n============== After thread creation ==============\n");
display_mallinfo();
boost::thread thrd2(&count);
printf("\n============== After thread creation ==============\n");
display_mallinfo();
boost::thread thrd3(&count);
printf("\n============== After thread creation ==============\n");
display_mallinfo();
thrd1.join();
printf("\n============== After thread join ==============\n");
display_mallinfo();
thrd2.join();
printf("\n============== After thread join ==============\n");
display_mallinfo();
thrd3.join();
printf("\n============== After thread join ==============\n");
display_mallinfo();
}
printf("\n============== After thread destruction ==============\n");
display_mallinfo();
{
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_t thrd1;
pthread_create(&thrd1, &attr, &count2, 0);
printf("\n============== After thread creation ==============\n");
display_mallinfo();
pthread_t thrd2;
pthread_create(&thrd2, &attr, &count2, 0);
printf("\n============== After thread creation ==============\n");
display_mallinfo();
pthread_t thrd3;
pthread_create(&thrd3, &attr, &count2, 0);
printf("\n============== After thread creation ==============\n");
display_mallinfo();
pthread_attr_destroy(&attr);
printf("\n============== After thread attr destroy ==============\n");
display_mallinfo();
void* res;
pthread_join(thrd3, &res);
printf("\n============== After thread join ==============\n");
display_mallinfo();
pthread_join(thrd2, &res);
printf("\n============== After thread join ==============\n");
display_mallinfo();
pthread_join(thrd1, &res);
printf("\n============== After thread join ==============\n");
display_mallinfo();
//pthread_destroy(&thrd1);
//pthread_destroy(&thrd2);
//pthread_destroy(&thrd3);
}
printf("\n============== After thread destruction ==============\n");
display_mallinfo();
return 1;
}
