- A couple of small fixes for memory and initialization problems.

This is to make valgrind happy


SKIPPED:
	psi/amorscan.c
	psi/el734hp.c
	psi/psi.c
	psi/tasscan.c

macro.c

@@ -511,7 +511,11 @@ static int ProtectedExec(ClientData clientData, Tcl_Interp *interp,
                {  /* Tcl error */
                  if(strlen(pTcl->result) > 2)
                  {
-                    SCWrite(pCon,pTcl->result,eError);
+		   /*
+		     local copy in order to resolve a valgrind error
+		   */
+		    strncpy(pBueffel,pTcl->result,511);
+                    SCWrite(pCon,pBueffel,eError);
                  }   
                  pCom = Tcl_DStringValue(&command);
 		 SCWrite(pCon,"ERROR: in Tcl block:",eError);