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#ifndef __elock_h
#define __elock_h
#include <pthread.h>
class singleLock
{
pthread_mutex_t &lock;
public:
singleLock(pthread_mutex_t &m )
:lock(m)
{
pthread_mutex_lock(&lock);
}
~singleLock()
{
pthread_mutex_unlock(&lock);
}
};
class eSingleLock
{
friend class eSingleLocker;
pthread_mutex_t m_lock;
eSingleLock(eSingleLock &);
public:
eSingleLock()
{
pthread_mutex_init(&m_lock, 0);
}
~eSingleLock()
{
pthread_mutex_destroy(&m_lock);
}
};
class eSingleLocker
{
eSingleLock &m_lock;
public:
eSingleLocker(eSingleLock &m)
: m_lock(m)
{
pthread_mutex_lock(&m_lock.m_lock);
}
~eSingleLocker()
{
pthread_mutex_unlock(&m_lock.m_lock);
}
};
class eLock
{
pthread_mutex_t mutex;
pthread_cond_t cond;
int pid;
int counter, max;
public:
void lock(int res=100);
void unlock(int res=100);
eLock(int max=100);
~eLock();
};
class eLocker
{
eLock &lock;
int res;
public:
eLocker(eLock &lock, int res=100);
~eLocker();
};
class eSemaphore
{
int v;
pthread_mutex_t mutex;
pthread_cond_t cond;
public:
eSemaphore();
~eSemaphore();
int down();
int decrement();
int up();
int value();
};
#endif
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