85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/* $NetBSD: infomap.h,v 1.1.1.3 2004/07/12 23:26:54 wiz Exp $ */
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/* infomap.h -- description of a keymap in Info and related functions.
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Id: infomap.h,v 1.3 2004/03/14 00:57:29 karl Exp
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Copyright (C) 1993, 2001, 2004 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Written by Brian Fox (bfox@ai.mit.edu). */
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#ifndef INFOMAP_H
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#define INFOMAP_H
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#include "info.h"
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#define ESC '\033'
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#define DEL '\177'
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#define TAB '\011'
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#define RET '\r'
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#define LFD '\n'
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#define SPC ' '
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#define meta_character_threshold (DEL + 1)
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#define control_character_threshold (SPC)
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#define meta_character_bit 0x80
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#define control_character_bit 0x40
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#define Meta_p(c) (((c) > meta_character_threshold))
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#define Control_p(c) ((c) < control_character_threshold)
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#define Meta(c) ((c) | (meta_character_bit))
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#define UnMeta(c) ((c) & (~meta_character_bit))
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#define Control(c) ((toupper (c)) & (~control_character_bit))
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#define UnControl(c) (tolower ((c) | control_character_bit))
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/* A keymap contains one entry for each key in the ASCII set.
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Each entry consists of a type and a pointer.
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FUNCTION is the address of a function to run, or the
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address of a keymap to indirect through.
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TYPE says which kind of thing FUNCTION is. */
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typedef struct keymap_entry
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{
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char type;
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InfoCommand *function;
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} KEYMAP_ENTRY;
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typedef KEYMAP_ENTRY *Keymap;
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/* The values that TYPE can have in a keymap entry. */
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#define ISFUNC 0
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#define ISKMAP 1
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extern Keymap info_keymap;
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extern Keymap echo_area_keymap;
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/* Return a new keymap which has all the uppercase letters mapped to run
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the function info_do_lowercase_version (). */
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extern Keymap keymap_make_keymap (void);
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/* Return a new keymap which is a copy of MAP. */
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extern Keymap keymap_copy_keymap (Keymap map, Keymap rootmap,
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Keymap newroot);
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/* Free MAP and it's descendents. */
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extern void keymap_discard_keymap (Keymap map, Keymap rootmap);
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/* Initialize the info keymaps. */
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extern void initialize_info_keymaps (void);
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#endif /* not INFOMAP_H */
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