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w32thread: call ResetEvent() in pthread_cond_broadcast(). 

Also add "volatile" to broadcast flag (since it is used from
multiple threads).

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Sergey Radionov 2011-12-23 10:37:48 +07:00 committed by Ronald S. Bultje
parent 4e8d6218c3
commit 01eb9805f3
1 changed files with 2 additions and 1 deletions
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3
libavcodec/w32pthreads.h
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@ -120,7 +120,7 @@ typedef struct {
volatile int waiter_count;
HANDLE semaphore;
HANDLE waiters_done;
int is_broadcast;
volatile int is_broadcast;
} win32_cond_t;
static void pthread_cond_init(pthread_cond_t *cond, const void *unused_attr)
@ -187,6 +187,7 @@ static void pthread_cond_broadcast(pthread_cond_t *cond)
ReleaseSemaphore(win32_cond->semaphore, win32_cond->waiter_count, NULL);
pthread_mutex_unlock(&win32_cond->mtx_waiter_count);
WaitForSingleObject(win32_cond->waiters_done, INFINITE);
ResetEvent(win32_cond->waiters_done);
win32_cond->is_broadcast = 0;
} else
pthread_mutex_unlock(&win32_cond->mtx_waiter_count);