pthread_create 調用 class member function

class.cpp

#include "class.h"
#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
#include <unistd.h>

int haha::set_tmp(int value){
    tmp = value;
    return 0;
}

int counter = 0;

void *thread_test(void *para){
    haha *ptr = (haha *)para;

    pthread_detach(pthread_self());
   
    while(1){
        ptr->set_tmp(counter++);
        printf("haha  = %d\n", ptr->tmp);
        sleep(1);
    }
 
    pthread_exit(0) ;
}

void haha::create_thread(){
    pthread_t thread;
    pthread_create(&thread , NULL , thread_test , this);
}

int main(void){
    haha test;
   
    test.tmp = 5;
    test.create_thread();
    while(1){
        sleep(4);
    }
    return 0;
}




class.h
class haha{
public:
    int tmp;
    void create_thread();
    int set_tmp(int value);
};

g++ class.cpp -o test -lpthread

https://docs.google.com/file/d/0B8hm-I2M8BD7TF9UTnJkLU1aa2s/edit?usp=sharing