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30 * Test case for pipe_barrier.
32 * The test succeeds if no thread exits before all the other threads reach
39 #include "os/os_thread.h"
40 #include "os/os_time.h"
43 #define NUM_THREADS 10
45 static pipe_thread threads
[NUM_THREADS
];
46 static pipe_barrier barrier
;
47 static int thread_ids
[NUM_THREADS
];
50 static PIPE_THREAD_ROUTINE(thread_function
, thread_data
)
52 int thread_id
= *((int *) thread_data
);
54 printf("thread %d starting\n", thread_id
);
55 os_time_sleep(thread_id
* 1000 * 1000);
56 printf("thread %d before barrier\n", thread_id
);
57 pipe_barrier_wait(&barrier
);
58 printf("thread %d exiting\n", thread_id
);
68 printf("pipe_barrier_test starting\n");
70 pipe_barrier_init(&barrier
, NUM_THREADS
);
72 for (i
= 0; i
< NUM_THREADS
; i
++) {
74 threads
[i
] = pipe_thread_create(thread_function
, (void *) &thread_ids
[i
]);
77 for (i
= 0; i
< NUM_THREADS
; i
++ ) {
78 pipe_thread_wait(threads
[i
]);
81 pipe_barrier_destroy(&barrier
);
83 printf("pipe_barrier_test exiting\n");