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1 /*-------------------------------------------------------------------------
2  * drawElements C++ Base Library
3  * -----------------------------
4  *
5  * Copyright 2014 The Android Open Source Project
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  *      http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  *
19  *//*!
20  * \file
21  * \brief deMutex C++ wrapper.
22  *//*--------------------------------------------------------------------*/
23 
24 #include "deMutex.hpp"
25 #include "deMemory.h"
26 
27 #include <new>
28 
29 namespace de
30 {
31 
32 /*--------------------------------------------------------------------*//*!
33  * \brief Construct mutual exclusion lock.
34  * \param flags Mutex flags as described in deMutex.h.
35  *				DE_MUTEX_RECURSIVE flag enables recursive mutex.
36  *//*--------------------------------------------------------------------*/
Mutex(deUint32 flags)37 Mutex::Mutex (deUint32 flags)
38 	: m_mutex(0)
39 {
40 	deMutexAttributes attribs;
41 	deMemset(&attribs, 0, sizeof(attribs));
42 	attribs.flags = flags;
43 
44 	m_mutex = deMutex_create(&attribs);
45 	if (!m_mutex)
46 		throw std::bad_alloc();
47 }
48 
~Mutex(void)49 Mutex::~Mutex (void)
50 {
51 	deMutex_destroy(m_mutex);
52 }
53 
54 } // de
55