- fixed a bug in amorstat which resulted in bad scan axis to be sent

- added GetSoftVar to scan module.
- Made sps moddule give up only after three tries to get command through
- Added build script

scan.c

@@ -1467,6 +1467,48 @@ extern void  SNXFormatTime(char *pBuffer, int iLen);
        return 0;
      }
      
+     /* not reached */
+     assert(0);
+  }  
+/*--------------------------------------------------------------------------*/
+  int GetSoftScanVar(pScanData self, int iWhich, float *fData, int iDataLen)
+  {
+    int iEnd, i;
+    pVarEntry pVar = NULL;
+    void *pPtr = NULL;
+    
+    /* does it exist ?*/
+    if( (iWhich < 0) || (iWhich >= self->iScanVar) )
+    {
+      return 0;
+    }
+
+     /* handle iEnd */
+     if(self->iCounts < iDataLen)
+     {
+       iEnd = self->iCounts;
+     }
+     else
+     {
+       iEnd = iDataLen;
+     }
+
+     DynarGet(self->pScanVar,iWhich,&pPtr);
+     pVar = (pVarEntry)pPtr;
+     if(pVar)
+     {     
+       /* initialise to theoretical values */
+       for(i = 0; i < self->iNP; i++)
+       {     
+         fData[i] = pVar->fStart + i * pVar->fStep;       
+       }
+       return 1;
+     }
+     else
+     {
+       return 0;
+     }
+     
      /* not reached */
      assert(0);
   }