Pthread使用例子

//============================================================================// Name        : testPthread.cpp// Author      : nohack// Version     :// Copyright   : Your copyright notice// Description : Hello World in C++, Ansi-style//============================================================================#include <iostream>#include <stdlib.h>#include <stdio.h>#include <pthread.h>#include <unistd.h>using namespace std;pthread_key_t key;pthread_mutex_t mutex;pthread_cond_t cond;void * Test01(void *ptr){int a = 100;pthread_cleanup_push(pthread_mutex_unlock, &mutex);while(a > 0){_sleep(3);pthread_mutex_lock(&mutex);printf("1111mutex_lock\n");pthread_cond_wait(&cond, &mutex);printf("1111cond_wait\n");pthread_mutex_unlock(&mutex);a--;}pthread_cleanup_pop(0);return NULL;}void* Test02(void* ptr){int b = 120;    while(b > 0)    {        _sleep(2);        pthread_mutex_lock(&mutex);        printf("2222mutex_lock\n");        pthread_cond_wait(&cond, &mutex);        printf("2222cond_wait\n");        pthread_mutex_unlock(&mutex);        _sleep(2);        b--;    }    return NULL;}int main() {pthread_t tid1, tid2;    int ret;    void *status1,*status2;    //pthread_mutex_init(&mutex, NULL);    pthread_mutex_init(&mutex, NULL);    printf("Start:\n");    ret = pthread_create(&tid1, NULL, Test01, NULL);    ret = pthread_create(&tid2, NULL, Test02, NULL);    printf("ret = 0x%x\n", ret);    _sleep(4);    pthread_cancel(tid1);    do    {    _sleep(4);        pthread_cond_signal(&cond);    } while(1);    printf("end.\n");    pthread_join(tid1,&status1);    pthread_join(tid2,&status2);    return 0;}