多线程创建小例

2016/04/21 61140

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学习windows下多线程的创建
使用WINAPI的CreateThread
和C/C++的_beginthread/_beginthreadex
和pthread的pthread_create
win7
mingw
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/*
purpose:
    练习windowAPI的线程函数CreateThread，
    和标准C库的线程函数_beginthread/_beginthreadex,
    和mingw的线程函数pthread_create
author:looyer@sina.com
date:2016/4/20
*/
 
#include <windows.h>
#include <process.h>
#include <iostream>
#include <cstdlib>
#include <cstdio>
#include <pthread.h> //需要-lpthread
 
using namespace std;
 
//使用_beginthread创建的线程函数，对线程控制较弱，使用_endthread(void)结束线程
void __cdecl threadA(void *p)
{
    for(int i = 0; i < 5; i++) {
        cout << "thread_A\n";
        Sleep(500);
    }
}
 
//使用_beginthreadex创建的线程函数
unsigned int __stdcall threadB(void *p)
{
    for(int i = 0; i < 5; i++) {
        cout << "thread B\n";
        Sleep(500);
    }
}
 
//使用WinAPI的CreateThread创建的线程函数
DWORD WINAPI ThreadC(LPVOID param)
{
    for(int i = 0; i < 5; i++) {
        cout << "thread C\n";
        Sleep(300);
    }
    return 0;
}
 
//使用pthread_create创建的线程函数
void* thread_D(void *param)
{
    for(int i = 0; i < 5; i++) {
        cout << "thread D\n";
        Sleep(400);
    }
    return 0;
}
 
int main(int argc, char *argv[])
{
    _beginthread(&threadA, 0, 0);
    HANDLE hEx = (HANDLE)_beginthreadex(0, 0, &threadB, 0, 0, 0);
 
    HANDLE hThread = CreateThread(0, 0, ThreadC, 0, 0, 0);
 
    pthread_t pid;
    pthread_create(&pid, 0, thread_D, 0);
 
    WaitForSingleObject(hThread, INFINITE);
    CloseHandle(hThread);
 
    WaitForSingleObject(hEx, INFINITE);
    CloseHandle(hEx);
 
     
    pthread_join(pid, 0); //等待thread_D执行完成
 
    system("pause");
    return 0;
}
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NAME = multi_thread_create
 
$(NAME): $(NAME).o
    g++ -g -o $(NAME) $(NAME).o -lpthread -luser32 -lkernel32
 
$(NAME).o: $(NAME).cpp
    g++ -g -c $(NAME).cpp
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make -f makefile.txt
cmd