122 lv_result_t lv_thread_sync_init(lv_thread_sync_t * sync)  in lv_thread_sync_init()  argument
124     sync->mutex = SDL_CreateMutex();  in lv_thread_sync_init()
125     if(sync->mutex == NULL) {  in lv_thread_sync_init()
129     sync->cond = SDL_CreateCond();  in lv_thread_sync_init()
130     if(sync->cond == NULL) {  in lv_thread_sync_init()
134     sync->v = false;  in lv_thread_sync_init()
138 lv_result_t lv_thread_sync_wait(lv_thread_sync_t * sync)  in lv_thread_sync_wait()  argument
140     SDL_LockMutex(sync->mutex);  in lv_thread_sync_wait()
141     while(!sync->v) {  in lv_thread_sync_wait()
142         SDL_CondWait(sync->cond, sync->mutex);  in lv_thread_sync_wait()
144     sync->v = false;  in lv_thread_sync_wait()
145     SDL_UnlockMutex(sync->mutex);  in lv_thread_sync_wait()
149 lv_result_t lv_thread_sync_signal(lv_thread_sync_t * sync)  in lv_thread_sync_signal()  argument
151     SDL_LockMutex(sync->mutex);  in lv_thread_sync_signal()
152     sync->v = true;  in lv_thread_sync_signal()
153     SDL_CondSignal(sync->cond);  in lv_thread_sync_signal()
154     SDL_UnlockMutex(sync->mutex);  in lv_thread_sync_signal()
159 lv_result_t lv_thread_sync_delete(lv_thread_sync_t * sync)  in lv_thread_sync_delete()  argument
161     SDL_DestroyMutex(sync->mutex);  in lv_thread_sync_delete()
162     SDL_DestroyCond(sync->cond);  in lv_thread_sync_delete()
166 lv_result_t lv_thread_sync_signal_isr(lv_thread_sync_t * sync)  in lv_thread_sync_signal_isr()  argument
168     LV_UNUSED(sync);  in lv_thread_sync_signal_isr()