src/graph.[ch]: Implement "graph_inst_search_field" and "graph_matches_field".

[collection4.git] / src / graph.c

diff --git a/src/graph.c b/src/graph.c
index f6f40d57c3668230e42b25dee8e4cffb51ee1d9d..02b3ebf7bc36b692218ada66700d6ddeab043cd5 100644 (file)
--- a/src/graph.c
+++ b/src/graph.c
@@ -267,13 +267,33 @@ int graph_add_def (graph_config_t *cfg, graph_def_t *def) /* {{{ */
   return (def_append (cfg->defs, def));
 } /* }}} int graph_add_def */
 
-_Bool graph_matches (graph_config_t *cfg, const graph_ident_t *ident) /* {{{ */
+_Bool graph_matches_ident (graph_config_t *cfg, const graph_ident_t *ident) /* {{{ */
 {
   if ((cfg == NULL) || (ident == NULL))
     return (0);
 
   return (ident_matches (cfg->select, ident));
-} /* }}} _Bool graph_matches */
+} /* }}} _Bool graph_matches_ident */
+
+_Bool graph_matches_field (graph_config_t *cfg, /* {{{ */
+    graph_ident_field_t field, const char *field_value)
+{
+  const char *selector_value;
+
+  if ((cfg == NULL) || (field_value == NULL))
+    return (0);
+
+  selector_value = ident_get_field (cfg->select, field);
+  if (selector_value == NULL)
+    return (0);
+
+  if (IS_ALL (selector_value) || IS_ANY (selector_value))
+    return (1);
+  else if (strcasecmp (selector_value, field_value) == 0)
+    return (1);
+
+  return (0);
+} /* }}} _Bool graph_matches_field */
 
 int graph_inst_foreach (graph_config_t *cfg, /* {{{ */
                inst_callback_t cb, void *user_data)
@@ -363,6 +383,33 @@ int graph_inst_search (graph_config_t *cfg, const char *term, /* {{{ */
   return (0);
 } /* }}} int graph_inst_search */
 
+int graph_inst_search_field (graph_config_t *cfg, /* {{{ */
+    graph_ident_field_t field, const char *field_value,
+    graph_inst_callback_t callback, void *user_data)
+{
+  size_t i;
+
+  if ((cfg == NULL) || (field_value == NULL) || (callback == NULL))
+    return (EINVAL);
+
+  if (!graph_matches_field (cfg, field, field_value))
+    return (0);
+
+  for (i = 0; i < cfg->instances_num; i++)
+  {
+    if (inst_matches_field (cfg->instances[i], field, field_value))
+    {
+      int status;
+
+      status = (*callback) (cfg, cfg->instances[i], user_data);
+      if (status != 0)
+        return (status);
+    }
+  }
+
+  return (0);
+} /* }}} int graph_inst_search_field */
+
 int graph_compare (graph_config_t *cfg, const graph_ident_t *ident) /* {{{ */
 {
   if ((cfg == NULL) || (ident == NULL))