当前位置:网站首页>【C语言】详解线程 — 通过 “加锁” 解决并发程序引起的共享内存问题
【C语言】详解线程 — 通过 “加锁” 解决并发程序引起的共享内存问题
2022-06-30 15:50:00 【嵌入式职场】
目录
1、模式一:未加锁
两个子线程同时操作同一个函数。
#include <stdio.h>
#include <pthread.h>
int sum = 0;
// 线程执行的函数
void* myFunc_1(void* args)
{
for(int i = 1; i <= 100000; i++)
{
sum++;
}
}
int main() {
// 线程ID
pthread_t id_1,id_2;
// 创建线程
pthread_create(&id_1,NULL,myFunc_1,NULL);
// 创建线程
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