icinga2/lib/base/objectlock.cpp

77 lines
2.4 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "base/objectlock.hpp"
#include "base/debug.hpp"
using namespace icinga;
ObjectLock::ObjectLock(void)
: m_Object(NULL), m_Lock()
{ }
ObjectLock::~ObjectLock(void)
{
Unlock();
}
ObjectLock::ObjectLock(const Object::Ptr& object)
: m_Object(object.get()), m_Lock()
{
if (m_Object)
Lock();
}
ObjectLock::ObjectLock(const Object *object)
: m_Object(object), m_Lock()
{
if (m_Object)
Lock();
}
void ObjectLock::Lock(void)
{
ASSERT(!m_Lock.owns_lock() && m_Object != NULL);
ASSERT(!m_Object->OwnsLock());
m_Lock = Object::MutexType::scoped_lock(m_Object->m_Mutex);
#ifdef _DEBUG
{
boost::mutex::scoped_lock lock(Object::m_DebugMutex);
m_Object->m_Locked = true;
m_Object->m_LockOwner = boost::this_thread::get_id();
}
#endif /* _DEBUG */
}
void ObjectLock::Unlock(void)
{
#ifdef _DEBUG
{
boost::mutex::scoped_lock lock(Object::m_DebugMutex);
if (m_Lock.owns_lock())
m_Object->m_Locked = false;
}
#endif /* _DEBUG */
m_Lock = Object::MutexType::scoped_lock();
}