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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_OSL_MUTEX_H
#define INCLUDED_OSL_MUTEX_H
#include <sal/config.h>
#include <sal/saldllapi.h>
#include <sal/types.h>
#ifdef __cplusplus
extern "C" {
#endif
struct _oslMutexImpl;
typedef struct _oslMutexImpl * oslMutex;
/** Create a mutex.
@return 0 if the mutex could not be created, otherwise a handle to the mutex.
*/
SAL_DLLPUBLIC oslMutex SAL_CALL osl_createMutex(void);
/** Release the OS-structures and free mutex data-structure.
@param Mutex the mutex-handle
*/
SAL_DLLPUBLIC void SAL_CALL osl_destroyMutex(oslMutex Mutex);
/** Acquire the mutex, block if already acquired by another thread.
@param Mutex handle to a created mutex.
@return False if system-call fails.
*/
SAL_DLLPUBLIC sal_Bool SAL_CALL osl_acquireMutex(oslMutex Mutex);
/** Try to acquire the mutex without blocking.
@param Mutex handle to a created mutex.
@return False if it could not be acquired.
*/
SAL_DLLPUBLIC sal_Bool SAL_CALL osl_tryToAcquireMutex(oslMutex Mutex);
/** Release the mutex.
@param Mutex handle to a created mutex.
@return False if system-call fails.
*/
SAL_DLLPUBLIC sal_Bool SAL_CALL osl_releaseMutex(oslMutex Mutex);
/** Returns a unique and global mutex.
@return the global mutex.
*/
SAL_DLLPUBLIC oslMutex * SAL_CALL osl_getGlobalMutex(void);
#ifdef __cplusplus
}
#endif
#endif // INCLUDED_OSL_MUTEX_H
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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