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      1 #ifndef _DETHREAD_H
      2 #define _DETHREAD_H
      3 /*-------------------------------------------------------------------------
      4  * drawElements Thread Library
      5  * ---------------------------
      6  *
      7  * Copyright 2014 The Android Open Source Project
      8  *
      9  * Licensed under the Apache License, Version 2.0 (the "License");
     10  * you may not use this file except in compliance with the License.
     11  * You may obtain a copy of the License at
     12  *
     13  *      http://www.apache.org/licenses/LICENSE-2.0
     14  *
     15  * Unless required by applicable law or agreed to in writing, software
     16  * distributed under the License is distributed on an "AS IS" BASIS,
     17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     18  * See the License for the specific language governing permissions and
     19  * limitations under the License.
     20  *
     21  *//*!
     22  * \file
     23  * \brief Thread management.
     24  *//*--------------------------------------------------------------------*/
     25 
     26 #include "deDefs.h"
     27 
     28 DE_BEGIN_EXTERN_C
     29 
     30 /* Basic types associated with threads. */
     31 typedef deUintptr	deThread;
     32 typedef void		(*deThreadFunc)			(void* arg);
     33 
     34 /*--------------------------------------------------------------------*//*!
     35  * \brief Thread scheduling priority.
     36  *//*--------------------------------------------------------------------*/
     37 typedef enum deThreadPriority_e
     38 {
     39 	DE_THREADPRIORITY_LOWEST = 0,
     40 	DE_THREADPRIORITY_LOW,
     41 	DE_THREADPRIORITY_NORMAL,
     42 	DE_THREADPRIORITY_HIGH,
     43 	DE_THREADPRIORITY_HIGHEST,
     44 
     45 	DE_THREADPRIORITY_LAST
     46 } deThreadPriority;
     47 
     48 /*--------------------------------------------------------------------*//*!
     49  * \brief Thread attributes.
     50  *//*--------------------------------------------------------------------*/
     51 typedef struct deThreadAttributes_s
     52 {
     53 	deThreadPriority		priority;
     54 } deThreadAttributes;
     55 
     56 void			deSleep					(deUint32 milliseconds);
     57 void			deYield					(void);
     58 
     59 deThread		deThread_create			(deThreadFunc func, void* arg, const deThreadAttributes* attributes);
     60 deBool			deThread_join			(deThread thread);
     61 void			deThread_destroy		(deThread thread);
     62 
     63 DE_END_EXTERN_C
     64 
     65 #endif /* _DETHREAD_H */
     66