X-Git-Url: https://git.octo.it/?p=collectd.git;a=blobdiff_plain;f=src%2Futils_avltree.h;h=1e0f271fc187ce4e35f8bb015dbedc4bbe947448;hp=355ced2493b971112f8fcb17f560f4cbeb1b6393;hb=633c3966f770e4d46651a2fe219a18d8a9907a9f;hpb=3da24ea8c48268a64025dc4aae5bdf223d7dad0c

diff --git a/src/utils_avltree.h b/src/utils_avltree.h
index 355ced24..1e0f271f 100644
--- a/src/utils_avltree.h
+++ b/src/utils_avltree.h
@@ -2,22 +2,26 @@
  * collectd - src/utils_avltree.h
  * Copyright (C) 2006,2007  Florian octo Forster
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
  *
  * Authors:
- *   Florian octo Forster <octo at verplant.org>
+ *   Florian octo Forster <octo at collectd.org>
  **/
 
 #ifndef UTILS_AVLTREE_H
@@ -148,4 +152,19 @@ 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 */