c++11 跨平台多线程demo和qt 静态链接（std::thread有join函数，设置 QMAKE_LFLAGS = -static）

#include <stdio.h>
#include <stdlib.h>

#include <chrono> // std::chrono::seconds
#include <iostream> // std::cout
#include <thread> // std::thread, std::this_thread::sleep_for

//http://www.cnblogs.com/haippy/p/3236136.html
void thread_task(int n) {
std::this_thread::sleep_for(std::chrono::seconds(n));
std::cout << "hello thread "
<< std::this_thread::get_id()
<< " paused " << n << " seconds" << std::endl;
}

/*
* === FUNCTION =========================================================
* Name: main
* Description: program entry routine.
* ========================================================================
*/
int main(int argc, const char *argv[])
{
std::thread threads[5];
std::cout << "Spawning 5 threads...\n";
for (int i = 0; i < 5; i++) {
threads[i] = std::thread(thread_task, i + 1);
}
std::cout << "Done spawning threads! Now wait for them to join\n";
for (auto& t: threads) {
t.join();
}
std::cout << "All threads joined.\n";

return EXIT_SUCCESS;
} /* ---------- end of function main ---------- */

#include <iostream>
#include <utility>
#include <thread>
#include <chrono>
#include <functional>
#include <atomic>

//http://en.cppreference.com/w/cpp/thread/thread/thread
void f1(int n)
{
for (int i = 0; i < 5; ++i) {
std::cout << "Thread 1 executing\n";
++n;
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
}

void f2(int& n)
{
for (int i = 0; i < 5; ++i) {
std::cout << "Thread 2 executing\n";
++n;
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
}

int main()
{
int n = 0;
std::thread t1; // t1 is not a thread
std::thread t2(f1, n + 1); // pass by value
std::thread t3(f2, std::ref(n)); // pass by reference
std::thread t4(std::move(t3)); // t4 is now running f2(). t3 is no longer a thread
t2.join();
t4.join();
std::cout << "Final value of n is " << n << '\n';
}
<pre name="code" class="cpp">TEMPLATE = app
CONFIG += console
CONFIG -= app_bundle
CONFIG -= qt

QMAKE_CXXFLAGS += -std=c++11

QMAKE_LFLAGS  = -static

SOURCES += main.cpp

unix{
    #linux add pthread
    LIBS +=  -lpthread
}

include(deployment.pri)
qtcAddDeployment()

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作者：yunshouhu
来源：CSDN
原文：https://blog.csdn.net/earbao/article/details/52809046
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