doxygen/html/_thread_sync_8h_source.html

 /*  Project nGen

-     John DiCamillo

-     Copyright � 1997-2001. All Rights Reserved.

-

-     SUBSYSTEM:    foundation

-     FILE:         ThreadSync.h

-     AUTHOR:       John DiCamillo

-

-

-     OVERVIEW

-     ========

-     Declaration of the ThreadSync class

- */

-

- #ifndef ThreadSync_h

- #define ThreadSync_h

-

- #include <windows.h>

-

- // +-------------------------------------------------------------------+

-

- class ThreadSync

- {

- #if defined(_MT)        // MULTITHREADED: WITH SYNC ------------

-    CRITICAL_SECTION sync;

-

- public:

-    ThreadSync()   { ::InitializeCriticalSection(&sync); }

-    ~ThreadSync()  { ::DeleteCriticalSection(&sync);     }

-

-    void acquire() { ::EnterCriticalSection(&sync);      }

-    void release() { ::LeaveCriticalSection(&sync);      }

-

- #else                   // SINGLE THREADED: NO SYNC ------------

-

- public:

-    ThreadSync()   { }

-    ~ThreadSync()  { }

-

-    void acquire() { }

-    void release() { }

-

- #endif

- };

-

- // +-------------------------------------------------------------------+

-

- class AutoThreadSync

- {

- public:

-    AutoThreadSync(ThreadSync& s) : sync(s)   { sync.acquire(); }

-    ~AutoThreadSync()                         { sync.release(); }

- private:

-    ThreadSync& sync;

- };

-

- #endif ThreadSync_h

-