mirror of https://github.com/Icinga/icinga2.git
112 lines
2.8 KiB
C++
112 lines
2.8 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "i2-base.h"
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using namespace icinga;
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/**
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* Mutex
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*
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* Constructor for the Mutex class.
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*/
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Mutex::Mutex(void)
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{
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#ifdef _WIN32
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InitializeCriticalSection(&m_Mutex);
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#else /* _WIN32 */
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pthread_mutex_init(&m_Mutex, NULL);
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#endif /* _WIN32 */
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}
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/**
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* ~Mutex
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*
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* Destructor for the Mutex class.
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*/
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Mutex::~Mutex(void)
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{
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#ifdef _WIN32
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DeleteCriticalSection(&m_Mutex);
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#else /* _WIN32 */
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pthread_mutex_destroy(&m_Mutex);
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#endif /* _WIN32 */
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}
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/**
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* TryEnter
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*
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* Tries to lock the mutex. If the mutex cannot be immediatelly
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* locked the operation fails.
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*
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* @returns true if the operation succeeded, false otherwise.
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*/
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bool Mutex::TryEnter(void)
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{
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#ifdef _WIN32
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return (TryEnterCriticalSection(&m_Mutex) == TRUE);
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#else /* _WIN32 */
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return pthread_mutex_trylock(&m_Mutex);
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#endif /* _WIN32 */
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}
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/**
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* Enter
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*
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* Locks the mutex.
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*/
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void Mutex::Enter(void)
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{
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#ifdef _WIN32
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EnterCriticalSection(&m_Mutex);
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#else /* _WIN32 */
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pthread_mutex_lock(&m_Mutex);
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#endif /* _WIN32 */
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}
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/**
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* Exit
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*
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* Unlocks the mutex.
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*/
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void Mutex::Exit(void)
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{
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#ifdef _WIN32
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LeaveCriticalSection(&m_Mutex);
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#else /* _WIN32 */
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pthread_mutex_unlock(&m_Mutex);
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#endif /* _WIN32 */
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}
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/**
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* Get
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*
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* Retrieves the platform-specific mutex handle.
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*
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* @returns The platform-specific mutex handle.
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*/
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#ifdef _WIN32
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CRITICAL_SECTION *Mutex::Get(void)
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#else /* _WIN32 */
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pthread_mutex_t *Mutex::Get(void)
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#endif /* _WIN32 */
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{
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return &m_Mutex;
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}
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