threadDay01

 

 

 

 

 

#include <iostream>
#include <thread>
#include <condition_variable>
#include <queue>
#include <mutex>


std::queue<int> g_queue;
std::condition_variable g_cv;
std::mutex mtx;
void Producer()
{

for(int i=0;i<100;i++)
{
{
        std::unique_lock<std::mutex> lock(mtx);
    g_queue.push(i);
    // 通知消费者
    g_cv.notify_one();
    std::cout << "task... value : "<< i << std::endl;
}
std::this_thread::sleep_for(std::chrono::microseconds(100));
}

}



void Consumer(){
    while (1) {
        std::unique_lock<std::mutex> lock(mtx);
            g_cv.wait(lock,[](){
return !g_queue.empty();
    });
        int value = g_queue.front();
        g_queue.pop();
        std::cout << "消费者：" << value << std::endl;
    }
}

int main() {


    std::thread  t1(Producer);
    std::thread  t2(Consumer);

    t1.join();
    t2.join();





    std::cout << "Hello, World!  heool   suisha" << std::endl;
    return 0;
}