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/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#include "base/objectlock.hpp"
#include <thread>
using namespace icinga;
#define I2MUTEX_UNLOCKED 0
#define I2MUTEX_LOCKED 1
ObjectLock::~ObjectLock()
{
Unlock();
}
ObjectLock::ObjectLock(const Object::Ptr& object)
: ObjectLock(object.get())
{
}
ObjectLock::ObjectLock(const Object *object)
: m_Object(object), m_Locked(false)
{
if (m_Object)
Lock();
}
void ObjectLock::Lock()
{
ASSERT(!m_Locked && m_Object);
m_Object->m_Mutex.lock();
m_Locked = true;
#ifdef I2_DEBUG
if (++m_Object->m_LockCount == 1u) {
m_Object->m_LockOwner.store(std::this_thread::get_id());
}
#endif /* I2_DEBUG */
}
void ObjectLock::Unlock()
{
#ifdef I2_DEBUG
if (m_Locked && !--m_Object->m_LockCount) {
m_Object->m_LockOwner.store(decltype(m_Object->m_LockOwner.load())());
}
#endif /* I2_DEBUG */
if (m_Locked) {
m_Object->m_Mutex.unlock();
m_Locked = false;
}
}
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