added error code for failing send signal and timeout waiting for node failure

added error code for failing send signal and timeout waiting for node failure

ndb/src/ndbapi/NdbDictionaryImpl.cpp

@@ -880,6 +880,7 @@ NdbDictInterface::dictSignal(NdbApiSignal* signal,
 	r = m_transporter->sendSignal(signal, aNodeId);
       }
       if(r != 0){
+        m_error.code= 4007;
 	m_transporter->unlock_mutex();
 	continue;
       }
@@ -903,7 +904,10 @@ NdbDictInterface::dictSignal(NdbApiSignal* signal,
      * Handle error codes
      */
     if(m_waiter.m_state == WAIT_NODE_FAILURE)
+    {
+      m_error.code = 4013;
       continue;
+    }
 
     if(m_waiter.m_state == WST_WAIT_TIMEOUT)
     {

ndb/src/ndbapi/ndberror.c

@@ -137,10 +137,12 @@ ErrorBundle ErrorCodes[] = {
   /**
    * Unknown result
    */
+  { 4007, UR, "Send to ndbd node failed" },
   { 4008, UR, "Receive from NDB failed" },
   { 4009, UR, "Cluster Failure" },
   { 4012, UR, 
     "Request ndbd time-out, maybe due to high load or communication problems"}, 
+  { 4013, UR, "Request timed out in waiting for node failure"}, 
   { 4024, UR, 
     "Time-out, most likely caused by simple read or cluster failure" },