C++并发编程学习

C++并发编程学习

文章目录

• 1. Leetcode并发题
• • 1.1 按序打印
  • 1.2 交替打印FooBar

1. Leetcode并发题

博客园 - C++11 并发指南系列

std::condition_variable

1.1 按序打印

1114. 按序打印

#include 
#include 

using namespace std;

class Foo {
protected:
    sem_t first_done;
    sem_t second_done;
public:
    Foo() {
        sem_init(&first_done,0,0);
        sem_init(&second_done,0,0);
    }

    void first(function printFirst) {

        // printFirst() outputs "first". Do not change or remove this line.
        printFirst();
        sem_post(&first_done);
    }

    void second(function printSecond) {

        // printSecond() outputs "second". Do not change or remove this line.
        sem_wait(&first_done);
        printSecond();
        sem_post(&second_done);
    }

    void third(function printThird) {
        sem_wait(&second_done);
        // printThird() outputs "third". Do not change or remove this line.
        printThird();
    }
};

1.2 交替打印FooBar

1115. 交替打印FooBar

【C++】【多方法】

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