- if (!lex_match (lexer, T_EQUALS))
- {
- msg (SE, _("`=' expected between lists of new and old variable names."));
- goto lossage;
- }
- if (!parse_DATA_LIST_vars (lexer, &rename_new_names, &prev_nv_1,
+ if (!lex_force_match (lexer, T_EQUALS))
+ goto lossage;
+ if (!parse_DATA_LIST_vars (lexer, dataset_dict (ds),
+ &rename_new_names, &prev_nv_1,