xref: /freebsd/tools/regression/pthread/unwind/cond_wait_cancel.cpp (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 /* Test stack unwinding for pthread_cond_wait function */
2 
3 #include <pthread.h>
4 #include <stdio.h>
5 #include <semaphore.h>
6 #include <unistd.h>
7 
8 #include "Test.cpp"
9 
10 static pthread_mutex_t mtx;
11 static pthread_cond_t cv;
12 
13 static void *
14 thr(void *arg __unused)
15 {
16 	Test t;
17 
18 	pthread_mutex_lock(&mtx);
19 	pthread_cond_wait(&cv, &mtx);
20 	pthread_mutex_unlock(&mtx);
21 	printf("Bug, thread shouldn't be here.\n");
22 	return (0);
23 }
24 
25 int
26 main()
27 {
28 	pthread_t td;
29 
30 	pthread_mutex_init(&mtx, NULL);
31 	pthread_cond_init(&cv, NULL);
32 	pthread_create(&td, NULL, thr, NULL);
33 	sleep(1);
34 	pthread_cancel(td);
35 	pthread_join(td, NULL);
36 	check_destruct();
37 	return (0);
38 }
39