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