---

GuardSemaphore.hpp

#if   !defined(__GUARDSEMAPHORE_HPP)
#define  __GUARDSEMAPHORE_HPP

#if   !defined(__COMMON_HPP)
#include <Common.hpp>
#endif

#if   !defined(__SEMAPHORE_HPP)
#include <Semaphore.hpp>
#endif

namespace corelinux
{
   DECLARE_CLASS( GuardSemaphore );

   class GuardSemaphore : public Semaphore
   {
   public:

      //
      // Constructors and destructors
      //

                           GuardSemaphore
                              ( 
                                 SemaphoreGroupPtr,
                                 SemaphoreIdentifierRef
                              ) throw(Assertion);


      virtual              ~GuardSemaphore( void );

      //
      // Mutators
      //
      
      
      virtual  SemaphoreOperationStatus lockWithWait(void) 
                              throw(SemaphoreException);

      
      virtual  SemaphoreOperationStatus lockWithNoWait(void) 
                              throw(SemaphoreException);

      
      virtual  bool isLocked(void) ;

      
      //      virtual  SemaphoreOperationStatus   lockWithTimeOut( Timer )
      //                   throw(SemaphoreException) = 0;
      
      
      virtual  SemaphoreOperationStatus release(void) 
                              throw(SemaphoreException);

   protected:

         //
         // Constructors
         //


                              GuardSemaphore( void ) 
                                 throw(Assertion);


                              GuardSemaphore( GuardSemaphoreCref ) 
                                 throw(Assertion);

         //
         // Operator overloads
         //

                  GuardSemaphoreRef operator=( GuardSemaphoreCref ) 
                                 throw(Assertion);

   };
}

#endif

/*
   Common rcs information do not modify
   $Author: frankc $
   $Revision: 1.2 $
   $Date: 2000/06/02 11:51:52 $
   $Locker:  $
*/

---

This is the CoreLinux++ reference manual
Provided by The CoreLinux Consortium