class CMutex

Public Methods

•  CMutex ()
•  CMutex (const pthread_mutexattr_t *mutexattr)
• virtual  ~CMutex ()
• virtual int  Lock ()
• virtual int  Unlock ()
• virtual int  Try ()

Protected Members

• pthread_mutex_t mutex

Detailed Description

class CMutex

Class implementing a mutex object. A mutex is a sinchronization object for multithread programming. Only one thread at a time can take the object.

Create a standard mutex object not signaled.

Create a mutex object with extra parameter.

[virtual]

Destroy the mutex object.

[virtual]

The calling thread try to acquire the object. If another thread have called the Lock() function on the same object, the calling thread go in suspend mode until someone call Unlock() to free the resource. When Unlock() as called the waiting thread restart in the call order to Lock().

Reimplemented from CSyncObject.

[virtual]

The calling thread release the resource, signaling to other waiting thread to restart.

Reimplemented from CSyncObject.

[virtual]

Try to acquire the locking without really lock the thread. Not yet implemented.

Reimplemented from CSyncObject.

[protected]