-} *splay_tree;
-
-extern splay_tree splay_tree_new PARAMS((splay_tree_compare_fn,
- splay_tree_delete_key_fn,
- splay_tree_delete_value_fn));
-extern void splay_tree_delete PARAMS((splay_tree));
-extern splay_tree_node splay_tree_insert
- PARAMS((splay_tree,
- splay_tree_key,
- splay_tree_value));
-extern splay_tree_node splay_tree_lookup
- PARAMS((splay_tree,
- splay_tree_key));
-extern int splay_tree_foreach PARAMS((splay_tree,
- splay_tree_foreach_fn,
- void*));
-extern int splay_tree_compare_ints PARAMS((splay_tree_key,
- splay_tree_key));
-extern int splay_tree_compare_pointers PARAMS((splay_tree_key,
- splay_tree_key));
-
+
+ /* Node allocate function. Takes allocate_data as a parameter. */
+ splay_tree_allocate_fn allocate;
+
+ /* Free function for nodes and trees. Takes allocate_data as a parameter. */
+ splay_tree_deallocate_fn deallocate;
+
+ /* Parameter for allocate/free functions. */
+ void * GTY((skip)) allocate_data;
+};
+
+typedef struct splay_tree_s *splay_tree;
+
+extern splay_tree splay_tree_new (splay_tree_compare_fn,
+ splay_tree_delete_key_fn,
+ splay_tree_delete_value_fn);
+extern splay_tree splay_tree_new_with_allocator (splay_tree_compare_fn,
+ splay_tree_delete_key_fn,
+ splay_tree_delete_value_fn,
+ splay_tree_allocate_fn,
+ splay_tree_deallocate_fn,
+ void *);
+extern splay_tree splay_tree_new_typed_alloc (splay_tree_compare_fn,
+ splay_tree_delete_key_fn,
+ splay_tree_delete_value_fn,
+ splay_tree_allocate_fn,
+ splay_tree_allocate_fn,
+ splay_tree_deallocate_fn,
+ void *);
+extern void splay_tree_delete (splay_tree);
+extern splay_tree_node splay_tree_insert (splay_tree,
+ splay_tree_key,
+ splay_tree_value);
+extern void splay_tree_remove (splay_tree, splay_tree_key);
+extern splay_tree_node splay_tree_lookup (splay_tree, splay_tree_key);
+extern splay_tree_node splay_tree_predecessor (splay_tree, splay_tree_key);
+extern splay_tree_node splay_tree_successor (splay_tree, splay_tree_key);
+extern splay_tree_node splay_tree_max (splay_tree);
+extern splay_tree_node splay_tree_min (splay_tree);
+extern int splay_tree_foreach (splay_tree, splay_tree_foreach_fn, void*);
+extern int splay_tree_compare_ints (splay_tree_key, splay_tree_key);
+extern int splay_tree_compare_pointers (splay_tree_key, splay_tree_key);
+