PTLib  Version 2.10.4
PReadWaitAndSignal Class Reference

This class starts a read operation for the PReadWriteMutex on construction and automatically ends the read operation on destruction. More...

#include <syncthrd.h>

List of all members.

Public Member Functions

 PReadWaitAndSignal (const PReadWriteMutex &rw, PBoolean start=true)
 Create the PReadWaitAndSignal wait instance.
 ~PReadWaitAndSignal ()
 End read operation on the PReadWriteMutex.

Protected Attributes

PReadWriteMutexmutex

Detailed Description

This class starts a read operation for the PReadWriteMutex on construction and automatically ends the read operation on destruction.

This is very usefull for constructs such as:


    void func()
    {
      PReadWaitAndSignal mutexWait(myMutex);
      if (condition)
        return;
      do_something();
      if (other_condition)
        return;
      do_something_else();
    }

Constructor & Destructor Documentation

Create the PReadWaitAndSignal wait instance.

This will wait on the specified PReadWriteMutex using the StartRead() function before returning.

Parameters:
rwPReadWriteMutex descendent to wait/signal.
startStart read operation on PReadWriteMutex before returning.

End read operation on the PReadWriteMutex.

This will execute the EndRead() function on the PReadWriteMutex that was used in the construction of this instance.


Member Data Documentation


The documentation for this class was generated from the following file:
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