99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
/* showConstructDestruct.h */
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/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* EPICS pvDataCPP is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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#ifndef SHOWCONSTRUCTDESTRUCT_H
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#define SHOWCONSTRUCTDESTRUCT_H
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#include <stddef.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <string.h>
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#include <stdio.h>
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#include "noDefaultMethods.h"
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#include "pvType.h"
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namespace epics { namespace pvData {
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typedef int64 (*getTotal)();
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class ConstructDestructCallback : private NoDefaultMethods {
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public:
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ConstructDestructCallback(
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String name,
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getTotal construct,
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getTotal destruct,
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getTotal reference);
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String getConstructName();
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int64 getTotalConstruct();
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int64 getTotalDestruct();
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int64 getTotalReferenceCount();
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private:
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~ConstructDestructCallback();
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String name;
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getTotal construct;
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getTotal destruct;
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getTotal reference;
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};
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class ShowConstructDestruct : private NoDefaultMethods {
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public:
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void constuctDestructTotals(FILE *fd);
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void registerCallback(ConstructDestructCallback *callback);
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private:
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ShowConstructDestruct();
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friend ShowConstructDestruct* getShowConstructDestruct();
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};
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extern ShowConstructDestruct* getShowConstructDestruct();
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/* convenience macros - no getTotalReferenceCount() support */
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#define PVDATA_REFCOUNT_MONITOR_DEFINE(NAME) \
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static volatile int64 NAME ## _totalConstruct = 0; \
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static volatile int64 NAME ## _totalDestruct = 0; \
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static Mutex * NAME ## _globalMutex = 0; \
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\
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static int64 NAME ## _processTotalConstruct() \
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{ \
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Lock xx(NAME ## _globalMutex); \
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return NAME ## _totalConstruct; \
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} \
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\
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static int64 NAME ## _processTotalDestruct() \
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{ \
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Lock xx(NAME ## _globalMutex); \
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return NAME ## _totalDestruct; \
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} \
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\
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static ConstructDestructCallback * NAME ## _pConstructDestructCallback; \
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\
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static void NAME ## _init() \
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{ \
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static Mutex mutex = Mutex(); \
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Lock xx(&mutex); \
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if(NAME ## _globalMutex==0) { \
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NAME ## _globalMutex = new Mutex(); \
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NAME ## _pConstructDestructCallback = new ConstructDestructCallback( \
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String(#NAME), \
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NAME ## _processTotalConstruct,NAME ## _processTotalDestruct,0); \
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} \
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}
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#define PVDATA_REFCOUNT_MONITOR_DESTRUCT(NAME) \
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Lock xx(NAME ## _globalMutex); \
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NAME ## _totalDestruct++;
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#define PVDATA_REFCOUNT_MONITOR_CONSTRUCT(NAME) \
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NAME ## _init(); \
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Lock xx(NAME ## _globalMutex); \
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NAME ## _totalConstruct++;
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}}
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#endif /* SHOWCONSTRUCTDESTRUCT_H */
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