void *data;
};
-static vlc_mutex_t super_mutex;
-static vlc_cond_t super_variable;
+static CRITICAL_SECTION super_mutex;
+static HANDLE super_cond;
BOOL WINAPI DllMain (HINSTANCE, DWORD, LPVOID);
switch (fdwReason)
{
case DLL_PROCESS_ATTACH:
- vlc_mutex_init (&super_mutex);
- vlc_cond_init (&super_variable);
+ super_cond = CreateEvent (NULL, TRUE, FALSE, NULL);
+ if (unlikely(!super_cond))
+ return FALSE;
+ InitializeCriticalSection (&super_mutex);
vlc_threadvar_create (&thread_key, NULL);
break;
case DLL_PROCESS_DETACH:
vlc_threadvar_delete (&thread_key);
- vlc_cond_destroy (&super_variable);
- vlc_mutex_destroy (&super_mutex);
+ DeleteCriticalSection (&super_mutex);
+ CloseHandle (super_cond);
break;
}
return TRUE;
void vlc_mutex_lock (vlc_mutex_t *p_mutex)
{
if (!p_mutex->dynamic)
- { /* static mutexes */
- int canc = vlc_savecancel ();
- assert (p_mutex != &super_mutex); /* this one cannot be static */
-
- vlc_mutex_lock (&super_mutex);
+ { /* static mutexes (inefficient on Windows) */
+ EnterCriticalSection (&super_mutex);
while (p_mutex->locked)
{
p_mutex->contention++;
- vlc_cond_wait (&super_variable, &super_mutex);
+ LeaveCriticalSection (&super_mutex);
+ WaitForSingleObject (super_cond, INFINITE);
+ EnterCriticalSection (&super_mutex);
+ assert (p_mutex->contention > 0);
p_mutex->contention--;
}
p_mutex->locked = true;
- vlc_mutex_unlock (&super_mutex);
- vlc_restorecancel (canc);
+ LeaveCriticalSection (&super_mutex);
return;
}
{ /* static mutexes */
int ret = EBUSY;
- assert (p_mutex != &super_mutex); /* this one cannot be static */
- vlc_mutex_lock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
if (!p_mutex->locked)
{
p_mutex->locked = true;
ret = 0;
}
- vlc_mutex_unlock (&super_mutex);
+ LeaveCriticalSection (&super_mutex);
return ret;
}
{
if (!p_mutex->dynamic)
{ /* static mutexes */
- assert (p_mutex != &super_mutex); /* this one cannot be static */
-
- vlc_mutex_lock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
assert (p_mutex->locked);
p_mutex->locked = false;
- if (p_mutex->contention)
- vlc_cond_broadcast (&super_variable);
- vlc_mutex_unlock (&super_mutex);
+ if (p_mutex->contention > 0)
+ SetEvent (super_cond);
+ LeaveCriticalSection (&super_mutex);
return;
}
var->next = NULL;
*p_tls = var;
- vlc_mutex_lock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
var->prev = vlc_threadvar_last;
vlc_threadvar_last = var;
- vlc_mutex_unlock (&super_mutex);
+ LeaveCriticalSection (&super_mutex);
return 0;
}
{
struct vlc_threadvar *var = *p_tls;
- vlc_mutex_lock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
if (var->prev != NULL)
var->prev->next = var->next;
else
vlc_threadvar_last = var->next;
if (var->next != NULL)
var->next->prev = var->prev;
- vlc_mutex_unlock (&super_mutex);
+ LeaveCriticalSection (&super_mutex);
TlsFree (var->id);
free (var);
retry:
/* TODO: use RW lock or something similar */
- vlc_mutex_lock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
for (key = vlc_threadvar_last; key != NULL; key = key->prev)
{
void *value = vlc_threadvar_get (key);
if (value != NULL && key->destroy != NULL)
{
- vlc_mutex_unlock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
vlc_threadvar_set (key, NULL);
key->destroy (value);
goto retry;
}
}
- vlc_mutex_unlock (&super_mutex);
+ EnterCriticalSection (&super_mutex);
if (th->detached)
{