int graph_add_def (graph_config_t *cfg, graph_def_t *def);
+/* Returns true if the given "ident" matches the (more general) selector of
+ * the graph "cfg". */
_Bool graph_ident_matches (graph_config_t *cfg, const graph_ident_t *ident);
+/* Returns true if the selector of the graph "cfg" matches the more general
+ * ident "selector". */
+_Bool graph_matches_ident (graph_config_t *cfg,
+ const graph_ident_t *selector);
+
/* Compares the given string with the appropriate field of the selector. If the
* selector field is "/all/" or "/any/", returns true without checking the
* instances. See "graph_inst_search_field" for finding all matching instances.