61 lines
996 B
C
61 lines
996 B
C
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/*
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*
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* REVISIONS:
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* cad09Jul93: Initial Revision
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* pcy08Apr94: Trim size, use static iterators, dead code removal
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*/
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#ifndef __MUTEXLCK_H
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#define __MUTEXLCK_H
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#include "apcobj.h"
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_CLASSDEF( MutexLock )
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class MutexLock : public Obj {
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protected:
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public:
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MutexLock() {};
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virtual INT Request() {return TimedRequest(-1L);};
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virtual INT TimedRequest(LONG aMillisecondTimeOut) = 0;
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virtual INT IsHeld() = 0;
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virtual INT Release() = 0;
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};
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class AutoMutexLocker
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{
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public:
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AutoMutexLocker(MutexLock * aLock)
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: theLock(aLock)
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{
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if (theLock) {
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theLock->Request();
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}
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};
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//
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// the destructor is not declared virtual because this
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// class is not intended to be derived from - so there
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// is no need to add a Vtable when it isn't needed
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//
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~AutoMutexLocker()
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{
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if (theLock) {
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theLock->Release();
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}
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};
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protected:
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private:
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MutexLock * theLock;
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};
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#endif
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