- Fixed irregularly occuring core dump bug.

2000-07-26 08:00:29 +00:00
parent 5f5aface14
commit 0a3e457c96
7 changed files with 77 additions and 49 deletions
--- a/drive.c
+++ b/drive.c
@ -253,6 +253,7 @@
    pMotor pMot = NULL;
    float fPos;
    int iRet;
+    char pBueffel[132];

    /* 
      treat motors separatetly in order to correct for zero points
@ -282,7 +283,18 @@
         if(pDes)
 	 {
            pInt = pDes->GetInterface(pDum,DRIVEID);
-            return pInt->GetValue(pDum,pCon);
+            if(!pInt)
+            {
+               sprintf(pBueffel,
+                      "ERROR: internal error in findPosition for %s",
+                      name);
+               SCWrite(pCon,pBueffel,eError);
+               return -999.99;       
+            }
+            else
+            {
+                return pInt->GetValue(pDum,pCon);
+            }    
         }
       }
    }