diff options
Diffstat (limited to 'contrib/binutils/include/splay-tree.h')
| -rw-r--r-- | contrib/binutils/include/splay-tree.h | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/contrib/binutils/include/splay-tree.h b/contrib/binutils/include/splay-tree.h index 6903969..23f7ac6 100644 --- a/contrib/binutils/include/splay-tree.h +++ b/contrib/binutils/include/splay-tree.h @@ -1,5 +1,5 @@ /* A splay-tree datatype. - Copyright 1998, 1999, 2000 Free Software Foundation, Inc. + Copyright 1998, 1999, 2000, 2002 Free Software Foundation, Inc. Contributed by Mark Mitchell (mark@markmitchell.com). This file is part of GCC. @@ -34,7 +34,7 @@ Boston, MA 02111-1307, USA. */ extern "C" { #endif /* __cplusplus */ -#include <ansidecl.h> +#include "ansidecl.h" /* Use typedefs for the key and data types to facilitate changing these types, if necessary. These types should be sufficiently wide @@ -61,6 +61,18 @@ typedef void (*splay_tree_delete_value_fn) PARAMS((splay_tree_value)); /* The type of a function used to iterate over the tree. */ typedef int (*splay_tree_foreach_fn) PARAMS((splay_tree_node, void*)); +/* The type of a function used to allocate memory for tree root and + node structures. The first argument is the number of bytes needed; + the second is a data pointer the splay tree functions pass through + to the allocator. This function must never return zero. */ +typedef void *(*splay_tree_allocate_fn) PARAMS((int, void *)); + +/* The type of a function used to free memory allocated using the + corresponding splay_tree_allocate_fn. The first argument is the + memory to be freed; the latter is a data pointer the splay tree + functions pass through to the freer. */ +typedef void (*splay_tree_deallocate_fn) PARAMS((void *, void *)); + /* The nodes in the splay tree. */ struct splay_tree_node_s { @@ -89,11 +101,24 @@ typedef struct splay_tree_s /* The deallocate-value function. NULL if no cleanup is necessary. */ splay_tree_delete_value_fn delete_value; + + /* Allocate/free functions, and a data pointer to pass to them. */ + splay_tree_allocate_fn allocate; + splay_tree_deallocate_fn deallocate; + void *allocate_data; + } *splay_tree; extern splay_tree splay_tree_new PARAMS((splay_tree_compare_fn, splay_tree_delete_key_fn, splay_tree_delete_value_fn)); +extern splay_tree splay_tree_new_with_allocator + PARAMS((splay_tree_compare_fn, + splay_tree_delete_key_fn, + splay_tree_delete_value_fn, + splay_tree_allocate_fn, + splay_tree_deallocate_fn, + void *)); extern void splay_tree_delete PARAMS((splay_tree)); extern splay_tree_node splay_tree_insert PARAMS((splay_tree, |
