linux下 c/c++多线程简单程序编译不过

Question

1 #include
2 #include
3 #include
4 #include
5
6
7 void *thr_fn1(void *arg)
8 {
9 printf("thread 1 returning\n");
10 return((void *)1);
11 }
12
13 void *thr_fn2(void *arg)
14 {
15 printf("thread 2 exiting\n");
16 return((void *)2);
17 }
18
19 int main(void)
20 {
21 pthread_t tid1,tid2;
22 void *tret;
23 pthread_creat(&tid1,NULL,thr_fn1,NULL);
24 pthread_creat(&tid2,NULL,thr_fn2,NULL);
25 pthread_join(tid1,&tret);
26 printf("thread 1 exit code %d\n",(int)tret);
27 pthread_join(tid2,&tret);
28 printf("thread 2 exit code %d\n",(int)tret);
29 exit(0);
30 }

Answer 1

编译的时候要连接lpthread线程库