线程终止

/***
exit.c
***/
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<errno.h>
#include<pthread.h>

void *func(void *arg)
{
    int i = 0;
    while(1)
    {
        if(10 == i)
        {
            int *p = (int *)malloc(sizeof(int));
            *p = 11;
            pthread_exit(p);
        }
        printf("fun run %d \n",i++);
        sleep(1);
    }
    return NULL;
}

int main()
{
    pthread_t t1,t2;
    int err = pthread_create(&t1,NULL,func,NULL);
    if( 0 != err)
    {
        printf("thread_create failed : %s\n",strerror(errno));
    } 
    else    
    {
        printf("thread_create success\n");
    }
        
    void *p = NULL;
    pthread_join(t1,&p);
    printf("thread exit : code = %d\n",*(int *)p);
    return EXIT_SUCCESS;
}