-/*
-This file is part of libmspcore
-Copyright © 2006 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-#ifndef MSP_FRAMEWORK_SEMAPHORE_H_
-#define MSP_FRAMEWORK_SEMAPHORE_H_
-
-#include "mutex.h"
-#include "types.h"
-#include "../time/timedelta.h"
+#ifndef MSP_CORE_SEMAPHORE_H_
+#define MSP_CORE_SEMAPHORE_H_
+
+#include <msp/time/timedelta.h>
+#include "noncopyable.h"
namespace Msp {
-class Semaphore
+class Semaphore: private NonCopyable
{
-public:
-#ifndef WIN32
- Semaphore() { pthread_cond_init(&sem, 0); }
- int signal() { MutexLock l(mutex); return pthread_cond_signal(&sem); }
- int broadcast() { MutexLock l(mutex); return pthread_cond_broadcast(&sem); }
- int wait() { MutexLock l(mutex); return pthread_cond_wait(&sem, &mutex.mutex); }
- int wait(const Time::TimeDelta &);
- ~Semaphore() { pthread_cond_destroy(&sem); }
-#else
- Semaphore() { sem=CreateSemaphore(0, 0, 32, 0); }
- int signal() { return !ReleaseSemaphore(sem, 1, 0); }
- int broadcast() { return !ReleaseSemaphore(sem, 32, 0); }
- int wait() { return WaitForSingleObject(sem, INFINITE)==WAIT_OBJECT_0; }
- int wait(const Time::TimeDelta &);
- ~Semaphore() { CloseHandle(sem); }
-#endif
private:
-#ifndef WIN32
- Mutex mutex;
-#endif
- SemaphoreHandle sem;
+ struct Private;
+
+ Private *priv;
+
+public:
+ Semaphore(unsigned);
+ ~Semaphore();
+
+ void signal();
+ void wait();
+ bool wait(const Time::TimeDelta &);
};
}