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