- Removed napi from SICS

- Added error fields to hwardware objects: motor, counter, histmem
- Optimised sinqhttpopt
- Added haddcheck which adds checks to hipadaba nodes. The current implementation
  only checks for selctions agaisnt the values property. Expand when more checks are
  required.


SKIPPED:
	psi/polterwrite.c
	psi/sinqhttpopt.c
	psi/tasinit.c

histmem.c

@@ -18,6 +18,10 @@
   
   Mark Koennecke, March 2009
 
+  Added an error field in the options stringdict
+
+  Mark Koennecke, June 2013
+
        Copyright:
 
        Labor fuer Neutronenstreuung
@@ -204,6 +208,7 @@ static int HistStartCount(void *pData, SConnection * pCon)
   }
 
   /* try at least three times to do it */
+  StringDictUpdate(self->pDriv->pOption, "error", "None");
   for (i = 0; i < 3; i++) {
     iRet = self->pDriv->Start(self->pDriv, pCon);
     if (iRet == OKOK) {
@@ -221,6 +226,7 @@ static int HistStartCount(void *pData, SConnection * pCon)
                 eLogError);
         SCSetInterrupt(pCon, eAbortBatch);
         ReleaseCountLock(self->pCountInt);
+	StringDictUpdate(self->pDriv->pOption, "error", pError);
         return HWFault;
       }
     }
@@ -344,6 +350,7 @@ static int HistCountStatus(void *pData, SConnection * pCon)
       SCSetInterrupt(pCon, eAbortBatch);
       InvokeCallBack(self->pCall, COUNTEND, NULL);
       ReleaseCountLock(self->pCountInt);
+      StringDictUpdate(self->pDriv->pOption, "error", pError);
       return eCt;
     } else {
       updateHMData(self->pDriv->data);
@@ -399,6 +406,7 @@ static int HistTransfer(void *pData, SConnection * pCon)
         SCWrite(pCon, "ERROR: failed to fix histogram memory problem",
                 eError);
         SCSetInterrupt(pCon, eAbortBatch);
+	StringDictUpdate(self->pDriv->pOption, "error", pError);
         iStatus = HWFault;
       }
     }
@@ -465,6 +473,7 @@ pHistMem CreateHistMemory(char *driver)
   }
   StringDictAddPair(pOption, "driver", driver);
   StringDictAddPair(pOption, "update", "0");
+  StringDictAddPair(pOption, "error", "None");
 
   /* initialise driver */
   if (strcmp(driver, "sim") == 0) {
@@ -912,6 +921,7 @@ int GetHistogramDirect(pHistMem self, SConnection * pCon,
       SCWrite(pCon, pBueffel, eError);
       iRet = self->pDriv->TryAndFixIt(self->pDriv, iErr);
       if (iRet == COTERM) {
+	StringDictUpdate(self->pDriv->pOption, "error", pError);
         return 0;
       }
     }
@@ -963,6 +973,7 @@ int PresetHistogram(pHistMem self, SConnection * pCon, HistInt lVal)
       SCWrite(pCon, pBueffel, eError);
       iRet = self->pDriv->TryAndFixIt(self->pDriv, iErr);
       if (iRet == COTERM) {
+	StringDictUpdate(self->pDriv->pOption, "error", pError);
         return 0;
       }
     }
@@ -1790,6 +1801,12 @@ int HistAction(SConnection * pCon, SicsInterp * pSics, void *pData,
     SCSendOK(pCon);
     return 1;
   }
+  /* error */
+  else if (strcmp(argv[1], "error") == 0) {
+    StringDictGet(self->pDriv->pOption, "error", pBueffel, sizeof(pBueffel));
+    SCPrintf(pCon,eValue,"%s.error = %s", argv[0], pBueffel);
+    return 1;
+  }
 /*-------- sum */
   else if (strcmp(argv[1], "sum") == 0) {
     /* read following arguments as ints and put them