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Diffstat (limited to 'src/osd/modules/sync/sync_sdl.cpp')
-rw-r--r--src/osd/modules/sync/sync_sdl.cpp136
1 files changed, 0 insertions, 136 deletions
diff --git a/src/osd/modules/sync/sync_sdl.cpp b/src/osd/modules/sync/sync_sdl.cpp
index 90969b2a068..73b735fefb3 100644
--- a/src/osd/modules/sync/sync_sdl.cpp
+++ b/src/osd/modules/sync/sync_sdl.cpp
@@ -51,138 +51,6 @@ struct osd_thread {
void *param;
};
-struct osd_scalable_lock
-{
- SDL_mutex * mutex;
-};
-
-//============================================================
-// Scalable Locks
-//============================================================
-
-osd_scalable_lock *osd_scalable_lock_alloc(void)
-{
- osd_scalable_lock *lock;
-
- lock = (osd_scalable_lock *)calloc(1, sizeof(*lock));
- if (lock == NULL)
- return NULL;
-
- lock->mutex = SDL_CreateMutex();
- return lock;
-}
-
-
-INT32 osd_scalable_lock_acquire(osd_scalable_lock *lock)
-{
- SDL_mutexP(lock->mutex);
- return 0;
-}
-
-
-void osd_scalable_lock_release(osd_scalable_lock *lock, INT32 myslot)
-{
- SDL_mutexV(lock->mutex);
-}
-
-void osd_scalable_lock_free(osd_scalable_lock *lock)
-{
- SDL_DestroyMutex(lock->mutex);
- free(lock);
-}
-
-//============================================================
-// osd_lock_alloc
-//============================================================
-
-osd_lock *osd_lock_alloc(void)
-{
- hidden_mutex_t *mutex;
-
- mutex = (hidden_mutex_t *)calloc(1, sizeof(hidden_mutex_t));
- if (mutex == NULL)
- return NULL;
-
- mutex->id = SDL_CreateMutex();
-
- return (osd_lock *)mutex;
-}
-
-//============================================================
-// osd_lock_acquire
-//============================================================
-
-void osd_lock_acquire(osd_lock *lock)
-{
- hidden_mutex_t *mutex = (hidden_mutex_t *) lock;
-
- LOG(("osd_lock_acquire"));
- /* get the lock */
- mutex->locked++; /* signal that we are *about* to lock - prevent osd_lock_try */
- SDL_mutexP(mutex->id);
- mutex->threadid = SDL_ThreadID();
-}
-
-//============================================================
-// osd_lock_try
-//============================================================
-
-int osd_lock_try(osd_lock *lock)
-{
- hidden_mutex_t *mutex = (hidden_mutex_t *) lock;
-
- LOG(("osd_lock_try"));
- if (mutex->locked && mutex->threadid == SDL_ThreadID())
- {
- /* get the lock */
- SDL_mutexP(mutex->id);
- mutex->locked++;
- mutex->threadid = SDL_ThreadID();
- return 1;
- }
- else if ((mutex->locked == 0))
- {
- /* get the lock */
- mutex->locked++;
- SDL_mutexP(mutex->id);
- mutex->threadid = SDL_ThreadID();
- return 1;
- }
- else
- {
- /* fail */
- return 0;
- }
-}
-
-//============================================================
-// osd_lock_release
-//============================================================
-
-void osd_lock_release(osd_lock *lock)
-{
- hidden_mutex_t *mutex = (hidden_mutex_t *) lock;
-
- LOG(("osd_lock_release"));
- mutex->locked--;
- if (mutex->locked == 0)
- mutex->threadid = -1;
- SDL_mutexV(mutex->id);
-}
-
-//============================================================
-// osd_lock_free
-//============================================================
-
-void osd_lock_free(osd_lock *lock)
-{
- hidden_mutex_t *mutex = (hidden_mutex_t *) lock;
-
- LOG(("osd_lock_free"));
- //osd_lock_release(lock);
- SDL_DestroyMutex(mutex->id);
- free(mutex);
-}
//============================================================
// osd_event_alloc
@@ -323,11 +191,7 @@ osd_thread *osd_thread_create(osd_thread_callback callback, void *cbparam)
return NULL;
thread->callback = callback;
thread->param = cbparam;
-#ifdef SDLMAME_SDL2
thread->thread = SDL_CreateThread(worker_thread_entry, "Thread", thread);
-#else
- thread->thread = SDL_CreateThread(worker_thread_entry, thread);
-#endif
if ( thread->thread == NULL )
{
free(thread);