X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Futils_avltree.h;h=10fb5cbecf6ab46c9cc3a851f01732b5614d85b1;hb=204cf4f8f68cadeac474a75584f27b7339aca4c4;hp=355ced2493b971112f8fcb17f560f4cbeb1b6393;hpb=759c544568c019721fe868e7c319bd1471fd501c;p=collectd.git

diff --git a/src/utils_avltree.h b/src/utils_avltree.h
index 355ced24..10fb5cbe 100644
--- a/src/utils_avltree.h
+++ b/src/utils_avltree.h
@@ -148,4 +148,19 @@ int c_avl_iterator_next (c_avl_iterator_t *iter, void **key, void **value);
 int c_avl_iterator_prev (c_avl_iterator_t *iter, void **key, void **value);
 void c_avl_iterator_destroy (c_avl_iterator_t *iter);
 
+/*
+ * NAME
+ *   c_avl_size
+ *
+ * DESCRIPTION
+ *   Return the size (number of nodes) of the specified tree.
+ *
+ * PARAMETERS
+ *   `t'        AVL-tree to get the size of.
+ *
+ * RETURN VALUE
+ *   Number of nodes in the tree, 0 if the tree is empty or NULL.
+ */
+int c_avl_size (c_avl_tree_t *t);
+
 #endif /* UTILS_AVLTREE_H */