pthread_exit

 1 #include <pthread.h>
 2 #include <stdio.h>
 3 #include<stdlib.h>
 4 #include <unistd.h>
 5 
 6 #include <pthread.h>
 7 
 8 void* new_thread(void* arg)
 9 {
10     while(1)
11     {   
12         printf("new thread\n");
13         fflush(stdout);
14         sleep(2);
15     }   
16     return NULL;
17 }
18 
19 int main(void)
20 {
21     pthread_t tid;
22 
23     int err = pthread_create(&tid, NULL, new_thread, (void *)4);
24     sleep(5);
25     printf("call pthread_exit\n");
26     fflush(stdout);
27     //pthread_exit(NULL);
28 
29     return 0;
30 }