- Continue LibLog migration.

lib/libnode.h

@@ -118,6 +118,14 @@ NDT_Base  NDG_Base =
 };
 
 
+/*------------------------------------------------------------------------------*/
+/*                                                                              */
+/*------------------------------------------------------------------------------*/
+
+#define ND_LIBNODE_OPEN_CHECK()       if( NDG_Base.Open_Status != NDD_TRUE) { LG_LOG_ERROR_0( "LibNode library is not opened"); return( NDS_ERRAPI); }
+#define ND_NOT_NULL_CHECK( ptr, msg)  if( !(ptr))                           { LG_LOG_ERROR_1( "%s is null", (msg));             return( NDS_ERRAPI); }
+
+