/* keymaps.h -- Manipulation of readline keymaps. *//* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc.   This file is part of the GNU Readline Library, a library for   reading lines of text with interactive input and history editing.   The GNU Readline Library 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 1, or   (at your option) any later version.   The GNU Readline Library 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.   The GNU General Public License is often shipped with GNU software, and   is generally kept in a file called COPYING or LICENSE.  If you do not   have a copy of the license, write to the Free Software Foundation,   675 Mass Ave, Cambridge, MA 02139, USA. */#ifndef _KEYMAPS_H_#define _KEYMAPS_H_#if defined (READLINE_LIBRARY)#  include "chardefs.h"#else#  include <readline/chardefs.h>#endif#if !defined (__FUNCTION_DEF)#  define __FUNCTION_DEFtypedef int Function ();typedef void VFunction ();typedef char *CPFunction ();typedef char **CPPFunction ();#endif/* A keymap contains one entry for each key in the ASCII set.   Each entry consists of a type and a pointer.   POINTER is the address of a function to run, or the   address of a keymap to indirect through.   TYPE says which kind of thing POINTER is. */typedef struct _keymap_entry {  char type;  Function *function;} KEYMAP_ENTRY;/* This must be large enough to hold bindings for all of the characters   in a desired character set (e.g, 128 for ASCII, 256 for ISO Latin-x,   and so on). */#define KEYMAP_SIZE 256/* I wanted to make the above structure contain a union of:   union { Function *function; struct _keymap_entry *keymap; } value;   but this made it impossible for me to create a static array.   Maybe I need C lessons. */typedef KEYMAP_ENTRY KEYMAP_ENTRY_ARRAY[KEYMAP_SIZE];typedef KEYMAP_ENTRY *Keymap;/* The values that TYPE can have in a keymap entry. */#define ISFUNC 0#define ISKMAP 1#define ISMACR 2extern KEYMAP_ENTRY_ARRAY emacs_standard_keymap, emacs_meta_keymap, emacs_ctlx_keymap;extern KEYMAP_ENTRY_ARRAY vi_insertion_keymap, vi_movement_keymap;/* Return a new, empty keymap.   Free it with free() when you are done. */extern Keymap rl_make_bare_keymap ();/* Return a new keymap which is a copy of MAP. */extern Keymap rl_copy_keymap ();/* Return a new keymap with the printing characters bound to rl_insert,   the lowercase Meta characters bound to run their equivalents, and   the Meta digits bound to produce numeric arguments. */extern Keymap rl_make_keymap ();extern void rl_discard_keymap ();/* Return the keymap corresponding to a given name.  Names look like   `emacs' or `emacs-meta' or `vi-insert'. */extern Keymap rl_get_keymap_by_name ();/* Return the current keymap. */extern Keymap rl_get_keymap ();/* Set the current keymap to MAP. */extern void rl_set_keymap ();#endif /* _KEYMAPS_H_ */