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Diffstat (limited to 'Build/source/utils/texinfo/info/infomap.h')
-rw-r--r-- | Build/source/utils/texinfo/info/infomap.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/Build/source/utils/texinfo/info/infomap.h b/Build/source/utils/texinfo/info/infomap.h new file mode 100644 index 00000000000..31e4d8275f0 --- /dev/null +++ b/Build/source/utils/texinfo/info/infomap.h @@ -0,0 +1,82 @@ +/* infomap.h -- description of a keymap in Info and related functions. + $Id: infomap.h,v 1.3 2004/04/11 17:56:46 karl Exp $ + + Copyright (C) 1993, 2001, 2004 Free Software Foundation, Inc. + + This program 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 2, or (at your option) + any later version. + + This program 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. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Written by Brian Fox (bfox@ai.mit.edu). */ + +#ifndef INFOMAP_H +#define INFOMAP_H + +#include "info.h" + +#define ESC '\033' +#define DEL '\177' +#define TAB '\011' +#define RET '\r' +#define LFD '\n' +#define SPC ' ' + +#define meta_character_threshold (DEL + 1) +#define control_character_threshold (SPC) + +#define meta_character_bit 0x80 +#define control_character_bit 0x40 + +#define Meta_p(c) (((c) > meta_character_threshold)) +#define Control_p(c) ((c) < control_character_threshold) + +#define Meta(c) ((c) | (meta_character_bit)) +#define UnMeta(c) ((c) & (~meta_character_bit)) +#define Control(c) ((toupper (c)) & (~control_character_bit)) +#define UnControl(c) (tolower ((c) | control_character_bit)) + +/* A keymap contains one entry for each key in the ASCII set. + Each entry consists of a type and a pointer. + FUNCTION is the address of a function to run, or the + address of a keymap to indirect through. + TYPE says which kind of thing FUNCTION is. */ +typedef struct keymap_entry +{ + char type; + InfoCommand *function; +} KEYMAP_ENTRY; + +typedef KEYMAP_ENTRY *Keymap; + +/* The values that TYPE can have in a keymap entry. */ +#define ISFUNC 0 +#define ISKMAP 1 + +extern Keymap info_keymap; +extern Keymap echo_area_keymap; + +/* Return a new keymap which has all the uppercase letters mapped to run + the function info_do_lowercase_version (). */ +extern Keymap keymap_make_keymap (void); + +/* Return a new keymap which is a copy of MAP. */ +extern Keymap keymap_copy_keymap (Keymap map, Keymap rootmap, + Keymap newroot); + +/* Free MAP and it's descendents. */ +extern void keymap_discard_keymap (Keymap map, Keymap rootmap); + +/* Initialize the info keymaps. */ +extern void initialize_info_keymaps (void); + +#endif /* not INFOMAP_H */ |