+/* Lightweight variant of the "graph_search_inst" which is used if the
+ * search_info_t doesn't select any field values explicitely. */
+static int graph_search_inst_noselector (graph_config_t *cfg, /* {{{ */
+ search_info_t *si, graph_inst_callback_t cb, void *user_data)
+{
+ char title[1024];
+ int status;
+ size_t i;
+
+ /* parameters have already been checked in "graph_search_inst" */
+
+ status = graph_get_title (cfg, title, sizeof (title));
+ if (status != 0)
+ {
+ fprintf (stderr, "graph_search_inst_noselector: "
+ "graph_get_title failed\n");
+ return (status);
+ }
+ strtolower (title);
+
+ for (i = 0; i < cfg->instances_num; i++)
+ {
+ if (search_graph_inst_matches (si, cfg, cfg->instances[i], title))
+ {
+ status = (*cb) (cfg, cfg->instances[i], user_data);
+ if (status != 0)
+ return (status);
+ }
+ } /* for (cfg->instances_num) */
+
+ return (0);
+} /* }}} int graph_search_inst_noselector */
+
+/* When this function is called from graph_list, it will already have checked
+ * that the selector of the graph does not contradict the field selections contained in
+ * the search_info_t. We still have to check if the instance contradicts the
+ * search parameters, though, since the "ANY" wildcard is filled in now -
+ * possibly with contradicting values. */
+int graph_search_inst (graph_config_t *cfg, search_info_t *si, /* {{{ */
+ graph_inst_callback_t cb,
+ void *user_data)
+{
+ char title[1024];
+ int status;
+ size_t i;
+ graph_ident_t *search_selector;
+
+ if ((cfg == NULL) || (si == NULL) || (cb == NULL))
+ return (EINVAL);
+
+ if (!search_has_selector (si))
+ return (graph_search_inst_noselector (cfg, si, cb, user_data));
+
+ search_selector = search_to_ident (si);
+ if (search_selector == NULL)
+ return (ENOMEM);
+
+ status = graph_get_title (cfg, title, sizeof (title));
+ if (status != 0)
+ {
+ ident_destroy (search_selector);
+ fprintf (stderr, "graph_search_inst: graph_get_title failed\n");
+ return (status);
+ }
+ strtolower (title);
+
+ for (i = 0; i < cfg->instances_num; i++)
+ {
+ graph_ident_t *inst_selector;
+
+ inst_selector = inst_get_selector (cfg->instances[i]);
+ if (inst_selector == NULL)
+ continue;
+
+ /* If the two selectors contradict one another, there is no point in
+ * calling the (more costly) "search_graph_inst_matches" function. */
+ if (!ident_intersect (search_selector, inst_selector))
+ {
+ ident_destroy (inst_selector);
+ continue;
+ }
+
+ if (search_graph_inst_matches (si, cfg, cfg->instances[i], title))
+ {
+ status = (*cb) (cfg, cfg->instances[i], user_data);
+ if (status != 0)
+ {
+ ident_destroy (search_selector);
+ ident_destroy (inst_selector);
+ return (status);
+ }
+ }
+
+ ident_destroy (inst_selector);
+ } /* for (cfg->instances_num) */
+
+ ident_destroy (search_selector);
+ return (0);
+} /* }}} int graph_search_inst */
+