add sicsvar output to diffscan

diffscan.c

@@ -123,6 +123,31 @@ int DiffScanWrapper(SConnection * pCon, SicsInterp * pSics, void *pData,
     return status;
   }
 
+  if (strcasecmp(argv[1], "sicsvar") == 0) {
+    if (argc > 2) {
+      if (strcasecmp(argv[2], "none") == 0) {
+        self->sicsvar = NULL;
+        return 1;
+      } else {
+        self->sicsvar = FindVariable(pServ->pSics, argv[2]);
+        if (self->sicsvar == NULL) {
+          SCPrintf(pCon, eError, "Cannot find SICS Variable: %s\n", argv[2]);
+          return 0;
+        }
+        else if (self->sicsvar->eType != veText) {
+          SCPrintf(pCon, eError, "SICS Variable\t be TEXT not %s\n",
+              self->sicsvar->eType == veInt ? "INT" :
+              self->sicsvar->eType == veFloat ? "FLOAT" : "unknown");
+          self->sicsvar = NULL;
+          return 0;
+        }
+      }
+      return 1;
+    } else {
+      SCPrintf(pCon, eValue, "sicsvar = %s\n", self->sicsvar ? self->sicsvar->name : "none");
+      return 1;
+    }
+  }
   /*
      if we end here we are treating variables
    */
@@ -376,6 +401,8 @@ static int DiffScanTask(void *pData)
            self->scanObject->iCounts - 1,
            fPos, countValue, rawCount, rawMon, data->fTime);
   SCWrite(self->scanObject->pCon, pBueffel, eLog);
+  if (self->sicsvar != NULL && self->sicsvar->eType == veText)
+    VarSetText(self->sicsvar, pBueffel, usInternal);
   InvokeCallBack(self->scanObject->pCall, SCANPOINT, self->scanObject);
   traceSys("diffscan","RUN: pos, count, rawcount, rawmon: %f, %d, %d, %d",
 		  fPos, countValue, rawCount, rawMon);

diffscan.h

@@ -12,6 +12,7 @@
 #include "obpar.h"
 #include "scan.h"
 #include "scan.i"
+#include "sicsvar.h"
 
 typedef struct {
   pObjectDescriptor pDes;
@@ -23,6 +24,7 @@ typedef struct {
   int skipCount;
   pScanData scanObject;
   double last_report_time;
+  pSicsVariable sicsvar;
 } DiffScan, *pDiffScan;
 
 /*==================================================================*/