Hopefully fixed threading problem with missing entry vector

src/aion/ActionLabel.cc

@@ -91,6 +91,16 @@ void ActionLabel::startEntry()
     ActionEntry e;
     e.labelIdx = mIndex;
     writeTime(e);
+    if (!sEntries)
+    {
+        sLabelLock.lock();
+        if (!sEntries)
+        {
+            sEntries = new std::vector<ActionEntry>();
+            sEntriesPerThread.push_back(sEntries);
+        }
+        sLabelLock.unlock();
+    }
     sEntries->push_back(e);
 }
 

src/aion/ActionLabel.hh

@@ -49,6 +49,6 @@ public:
 
 private:
     ActionLabel(std::string const& name, std::string const& function, std::string const& file, int line, int idx);
-    friend class ActionPackage;
+    friend class ActionPackage;   
 };
 }