158 lines
2.5 KiB
C++
158 lines
2.5 KiB
C++
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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// cCriticalSection:
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cCriticalSection::cCriticalSection()
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{
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#ifdef _WIN32
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InitializeCriticalSection( &m_CriticalSection );
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#else
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m_Attributes = new pthread_mutexattr_t;
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pthread_mutexattr_init((pthread_mutexattr_t*)m_Attributes);
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pthread_mutexattr_settype((pthread_mutexattr_t*)m_Attributes, PTHREAD_MUTEX_RECURSIVE);
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m_CriticalSectionPtr = new pthread_mutex_t;
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if( pthread_mutex_init( (pthread_mutex_t*)m_CriticalSectionPtr, (pthread_mutexattr_t*)m_Attributes ) != 0 )
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{
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LOG("ERROR: Could not initialize Critical Section!");
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}
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#endif
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}
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cCriticalSection::~cCriticalSection()
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{
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#ifdef _WIN32
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DeleteCriticalSection( &m_CriticalSection );
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#else
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if( pthread_mutex_destroy( (pthread_mutex_t*)m_CriticalSectionPtr ) != 0 )
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{
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LOG("ERROR: Could not destroy Critical Section!");
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}
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delete (pthread_mutex_t*)m_CriticalSectionPtr;
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pthread_mutexattr_destroy( (pthread_mutexattr_t*)m_Attributes );
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delete (pthread_mutexattr_t*)m_Attributes;
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#endif
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}
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void cCriticalSection::Lock()
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{
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#ifdef _WIN32
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EnterCriticalSection( &m_CriticalSection );
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#else
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pthread_mutex_lock( (pthread_mutex_t*)m_CriticalSectionPtr );
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#endif
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}
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void cCriticalSection::Unlock()
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{
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#ifdef _WIN32
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LeaveCriticalSection( &m_CriticalSection );
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#else
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pthread_mutex_unlock( (pthread_mutex_t*)m_CriticalSectionPtr );
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#endif
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// cCSLock
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cCSLock::cCSLock(cCriticalSection * a_CS)
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: m_CS(a_CS)
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, m_IsLocked(false)
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{
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Lock();
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}
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cCSLock::cCSLock(cCriticalSection & a_CS)
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: m_CS(&a_CS)
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, m_IsLocked(false)
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{
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Lock();
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}
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cCSLock::~cCSLock()
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{
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if (!m_IsLocked)
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{
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return;
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}
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Unlock();
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}
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void cCSLock::Lock(void)
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{
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ASSERT(!m_IsLocked);
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m_IsLocked = true;
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m_CS->Lock();
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}
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void cCSLock::Unlock(void)
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{
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ASSERT(m_IsLocked);
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m_IsLocked = false;
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m_CS->Unlock();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// cCSUnlock:
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cCSUnlock::cCSUnlock(cCSLock & a_Lock) :
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m_Lock(a_Lock)
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{
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m_Lock.Unlock();
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}
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cCSUnlock::~cCSUnlock()
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{
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m_Lock.Lock();
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}
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