Separate vm.stats.vm.v_pgfaults module

[netdata.git] / src / avl.h

diff --git a/src/avl.h b/src/avl.h
index 973d68fb1151ec3e67ce53ccac5cd4de3ad0348c..d30be0dd85cc7e5d5918b610da9f8446b08dd623 100644 (file)
--- a/src/avl.h
+++ b/src/avl.h
@@ -56,16 +56,16 @@ typedef struct avl_tree_lock {
  * a is linked directly to the tree, so it has to
  * be properly allocated by the caller.
  */
-avl *avl_insert_lock(avl_tree_lock *t, avl *a);
-avl *avl_insert(avl_tree *t, avl *a);
+avl *avl_insert_lock(avl_tree_lock *t, avl *a) NEVERNULL WARNUNUSED;
+avl *avl_insert(avl_tree *t, avl *a) NEVERNULL WARNUNUSED;
 
 /* Remove an element a from the AVL tree t
  * returns a pointer to the removed element
  * or NULL if an element equal to a is not found
  * (equal as returned by t->compar())
  */
-avl *avl_remove_lock(avl_tree_lock *t, avl *a);
-avl *avl_remove(avl_tree *t, avl *a);
+avl *avl_remove_lock(avl_tree_lock *t, avl *a) WARNUNUSED;
+avl *avl_remove(avl_tree *t, avl *a) WARNUNUSED;
 
 /* Find the element into the tree that equal to a
  * (equal as returned by t->compar())
@@ -80,7 +80,7 @@ void avl_init_lock(avl_tree_lock *t, int (*compar)(void *a, void *b));
 void avl_init(avl_tree *t, int (*compar)(void *a, void *b));
 
 
-void avl_traverse_lock(avl_tree_lock *t, void (*callback)(void *));
-void avl_traverse(avl_tree *t, void (*callback)(void *));
+int avl_traverse_lock(avl_tree_lock *t, int (*callback)(void *entry, void *data), void *data);
+int avl_traverse(avl_tree *t, int (*callback)(void *entry, void *data), void *data);
 
 #endif /* avl.h */