added event thread executor timeFunction showConstructDestruct timeStamp

pvDataApp/misc/showConstructDestruct.cpp

@@ -0,0 +1,61 @@
+/* showConstructDestruct.cpp */
+#include <stddef.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "noDefaultMethods.h"
+#include "lock.h"
+#include "pvType.h"
+#include "linkedList.h"
+#include "showConstructDestruct.h"
+
+namespace epics { namespace pvData { 
+
+static ShowConstructDestruct *pShowConstructDestruct = 0;
+static Mutex *globalMutex = 0;
+typedef LinkedListNode<ConstructDestructCallback> ListNode;
+typedef LinkedList<ConstructDestructCallback> List;
+static List *list;
+
+ShowConstructDestruct::ShowConstructDestruct() {}
+
+void ShowConstructDestruct::constuctDestructTotals(FILE *fd)
+{
+    Lock xx(globalMutex);
+    ListNode *node = list->getHead();
+    while(node!=0) {
+        ConstructDestructCallback *callback = node->getObject();
+        String name = callback->getConstructName();
+        int64 reference = callback->getTotalReferenceCount();
+        int64 construct = callback->getTotalConstruct();
+        int64 destruct = callback->getTotalDestruct();
+        fprintf(fd,"%s: totalConstruct %lli totalDestruct %lli",
+            name.c_str(),construct,destruct);
+        if(reference>0) fprintf(fd," totalReference %lli",reference);
+        fprintf(fd,"\n");
+        node = list->getNext(node);
+    }
+}
+
+void ShowConstructDestruct::registerCallback(ConstructDestructCallback *callback)
+{
+   Lock xx(globalMutex);
+   ListNode *listNode = new ListNode(callback);
+   list->addTail(listNode);
+}
+
+ShowConstructDestruct * getShowConstructDestruct()
+{
+    static Mutex mutex = Mutex();
+    Lock xx(&mutex);
+    if(pShowConstructDestruct==0) {
+        globalMutex = new Mutex();
+        list = new List();
+        pShowConstructDestruct = new ShowConstructDestruct();
+    }
+    return pShowConstructDestruct;
+}
+
+}}