1 /* Manipulation of keymaps
2 Copyright (C) 1985, 86,87,88,93,94,95,98,99 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
30 #include "termhooks.h"
31 #include "blockinput.h"
33 #include "intervals.h"
35 #define min(a, b) ((a) < (b) ? (a) : (b))
37 /* The number of elements in keymap vectors. */
38 #define DENSE_TABLE_SIZE (0200)
40 /* Actually allocate storage for these variables */
42 Lisp_Object current_global_map
; /* Current global keymap */
44 Lisp_Object global_map
; /* default global key bindings */
46 Lisp_Object meta_map
; /* The keymap used for globally bound
47 ESC-prefixed default commands */
49 Lisp_Object control_x_map
; /* The keymap used for globally bound
50 C-x-prefixed default commands */
52 /* was MinibufLocalMap */
53 Lisp_Object Vminibuffer_local_map
;
54 /* The keymap used by the minibuf for local
55 bindings when spaces are allowed in the
58 /* was MinibufLocalNSMap */
59 Lisp_Object Vminibuffer_local_ns_map
;
60 /* The keymap used by the minibuf for local
61 bindings when spaces are not encouraged
64 /* keymap used for minibuffers when doing completion */
65 /* was MinibufLocalCompletionMap */
66 Lisp_Object Vminibuffer_local_completion_map
;
68 /* keymap used for minibuffers when doing completion and require a match */
69 /* was MinibufLocalMustMatchMap */
70 Lisp_Object Vminibuffer_local_must_match_map
;
72 /* Alist of minor mode variables and keymaps. */
73 Lisp_Object Vminor_mode_map_alist
;
75 /* Alist of major-mode-specific overrides for
76 minor mode variables and keymaps. */
77 Lisp_Object Vminor_mode_overriding_map_alist
;
79 /* Keymap mapping ASCII function key sequences onto their preferred forms.
80 Initialized by the terminal-specific lisp files. See DEFVAR for more
82 Lisp_Object Vfunction_key_map
;
84 /* Keymap mapping ASCII function key sequences onto their preferred forms. */
85 Lisp_Object Vkey_translation_map
;
87 /* A list of all commands given new bindings since a certain time
88 when nil was stored here.
89 This is used to speed up recomputation of menu key equivalents
90 when Emacs starts up. t means don't record anything here. */
91 Lisp_Object Vdefine_key_rebound_commands
;
93 Lisp_Object Qkeymapp
, Qkeymap
, Qnon_ascii
, Qmenu_item
;
95 /* A char with the CHAR_META bit set in a vector or the 0200 bit set
96 in a string key sequence is equivalent to prefixing with this
98 extern Lisp_Object meta_prefix_char
;
100 extern Lisp_Object Voverriding_local_map
;
102 static Lisp_Object
define_as_prefix ();
103 static Lisp_Object
describe_buffer_bindings ();
104 static void describe_command (), describe_translation ();
105 static void describe_map ();
107 /* Keymap object support - constructors and predicates. */
109 DEFUN ("make-keymap", Fmake_keymap
, Smake_keymap
, 0, 1, 0,
110 "Construct and return a new keymap, of the form (keymap CHARTABLE . ALIST).\n\
111 CHARTABLE is a char-table that holds the bindings for the ASCII\n\
112 characters. ALIST is an assoc-list which holds bindings for function keys,\n\
113 mouse events, and any other things that appear in the input stream.\n\
114 All entries in it are initially nil, meaning \"command undefined\".\n\n\
115 The optional arg STRING supplies a menu name for the keymap\n\
116 in case you use it as a menu with `x-popup-menu'.")
122 tail
= Fcons (string
, Qnil
);
125 return Fcons (Qkeymap
,
126 Fcons (Fmake_char_table (Qkeymap
, Qnil
), tail
));
129 DEFUN ("make-sparse-keymap", Fmake_sparse_keymap
, Smake_sparse_keymap
, 0, 1, 0,
130 "Construct and return a new sparse-keymap list.\n\
131 Its car is `keymap' and its cdr is an alist of (CHAR . DEFINITION),\n\
132 which binds the character CHAR to DEFINITION, or (SYMBOL . DEFINITION),\n\
133 which binds the function key or mouse event SYMBOL to DEFINITION.\n\
134 Initially the alist is nil.\n\n\
135 The optional arg STRING supplies a menu name for the keymap\n\
136 in case you use it as a menu with `x-popup-menu'.")
141 return Fcons (Qkeymap
, Fcons (string
, Qnil
));
142 return Fcons (Qkeymap
, Qnil
);
145 /* This function is used for installing the standard key bindings
146 at initialization time.
150 initial_define_key (control_x_map, Ctl('X'), "exchange-point-and-mark"); */
153 initial_define_key (keymap
, key
, defname
)
158 store_in_keymap (keymap
, make_number (key
), intern (defname
));
162 initial_define_lispy_key (keymap
, keyname
, defname
)
167 store_in_keymap (keymap
, intern (keyname
), intern (defname
));
170 /* Define character fromchar in map frommap as an alias for character
171 tochar in map tomap. Subsequent redefinitions of the latter WILL
172 affect the former. */
176 synkey (frommap
, fromchar
, tomap
, tochar
)
177 struct Lisp_Vector
*frommap
, *tomap
;
178 int fromchar
, tochar
;
181 XSETVECTOR (v
, tomap
);
182 XSETFASTINT (c
, tochar
);
183 frommap
->contents
[fromchar
] = Fcons (v
, c
);
187 DEFUN ("keymapp", Fkeymapp
, Skeymapp
, 1, 1, 0,
188 "Return t if OBJECT is a keymap.\n\
190 A keymap is a list (keymap . ALIST),\n\
191 or a symbol whose function definition is itself a keymap.\n\
192 ALIST elements look like (CHAR . DEFN) or (SYMBOL . DEFN);\n\
193 a vector of densely packed bindings for small character codes\n\
194 is also allowed as an element.")
198 return (NILP (get_keymap_1 (object
, 0, 0)) ? Qnil
: Qt
);
201 /* Check that OBJECT is a keymap (after dereferencing through any
202 symbols). If it is, return it.
204 If AUTOLOAD is non-zero and OBJECT is a symbol whose function value
205 is an autoload form, do the autoload and try again.
206 If AUTOLOAD is nonzero, callers must assume GC is possible.
208 ERROR controls how we respond if OBJECT isn't a keymap.
209 If ERROR is non-zero, signal an error; otherwise, just return Qnil.
211 Note that most of the time, we don't want to pursue autoloads.
212 Functions like Faccessible_keymaps which scan entire keymap trees
213 shouldn't load every autoloaded keymap. I'm not sure about this,
214 but it seems to me that only read_key_sequence, Flookup_key, and
215 Fdefine_key should cause keymaps to be autoloaded. */
218 get_keymap_1 (object
, error
, autoload
)
227 if (CONSP (object
) && EQ (XCAR (object
), Qkeymap
))
231 tem
= indirect_function (object
);
232 if (CONSP (tem
) && EQ (XCAR (tem
), Qkeymap
))
236 /* Should we do an autoload? Autoload forms for keymaps have
237 Qkeymap as their fifth element. */
241 && EQ (XCAR (tem
), Qautoload
))
245 tail
= Fnth (make_number (4), tem
);
246 if (EQ (tail
, Qkeymap
))
248 struct gcpro gcpro1
, gcpro2
;
250 GCPRO2 (tem
, object
);
251 do_autoload (tem
, object
);
260 wrong_type_argument (Qkeymapp
, object
);
266 /* Follow any symbol chaining, and return the keymap denoted by OBJECT.
267 If OBJECT doesn't denote a keymap at all, signal an error. */
272 return get_keymap_1 (object
, 1, 0);
275 /* Return the parent map of the keymap MAP, or nil if it has none.
276 We assume that MAP is a valid keymap. */
278 DEFUN ("keymap-parent", Fkeymap_parent
, Skeymap_parent
, 1, 1, 0,
279 "Return the parent keymap of KEYMAP.")
285 keymap
= get_keymap_1 (keymap
, 1, 1);
287 /* Skip past the initial element `keymap'. */
288 list
= XCDR (keymap
);
289 for (; CONSP (list
); list
= XCDR (list
))
291 /* See if there is another `keymap'. */
292 if (EQ (Qkeymap
, XCAR (list
)))
299 /* Set the parent keymap of MAP to PARENT. */
301 DEFUN ("set-keymap-parent", Fset_keymap_parent
, Sset_keymap_parent
, 2, 2, 0,
302 "Modify KEYMAP to set its parent map to PARENT.\n\
303 PARENT should be nil or another keymap.")
305 Lisp_Object keymap
, parent
;
307 Lisp_Object list
, prev
;
310 keymap
= get_keymap_1 (keymap
, 1, 1);
312 parent
= get_keymap_1 (parent
, 1, 1);
314 /* Skip past the initial element `keymap'. */
319 /* If there is a parent keymap here, replace it.
320 If we came to the end, add the parent in PREV. */
321 if (! CONSP (list
) || EQ (Qkeymap
, XCAR (list
)))
323 /* If we already have the right parent, return now
324 so that we avoid the loops below. */
325 if (EQ (XCDR (prev
), parent
))
328 XCDR (prev
) = parent
;
334 /* Scan through for submaps, and set their parents too. */
336 for (list
= XCDR (keymap
); CONSP (list
); list
= XCDR (list
))
338 /* Stop the scan when we come to the parent. */
339 if (EQ (XCAR (list
), Qkeymap
))
342 /* If this element holds a prefix map, deal with it. */
343 if (CONSP (XCAR (list
))
344 && CONSP (XCDR (XCAR (list
))))
345 fix_submap_inheritance (keymap
, XCAR (XCAR (list
)),
348 if (VECTORP (XCAR (list
)))
349 for (i
= 0; i
< XVECTOR (XCAR (list
))->size
; i
++)
350 if (CONSP (XVECTOR (XCAR (list
))->contents
[i
]))
351 fix_submap_inheritance (keymap
, make_number (i
),
352 XVECTOR (XCAR (list
))->contents
[i
]);
354 if (CHAR_TABLE_P (XCAR (list
)))
356 Lisp_Object indices
[3];
358 map_char_table (fix_submap_inheritance
, Qnil
, XCAR (list
),
366 /* EVENT is defined in MAP as a prefix, and SUBMAP is its definition.
367 if EVENT is also a prefix in MAP's parent,
368 make sure that SUBMAP inherits that definition as its own parent. */
371 fix_submap_inheritance (map
, event
, submap
)
372 Lisp_Object map
, event
, submap
;
374 Lisp_Object map_parent
, parent_entry
;
376 /* SUBMAP is a cons that we found as a key binding.
377 Discard the other things found in a menu key binding. */
381 /* May be an old format menu item */
382 if (STRINGP (XCAR (submap
)))
384 submap
= XCDR (submap
);
385 /* Also remove a menu help string, if any,
386 following the menu item name. */
387 if (CONSP (submap
) && STRINGP (XCAR (submap
)))
388 submap
= XCDR (submap
);
389 /* Also remove the sublist that caches key equivalences, if any. */
391 && CONSP (XCAR (submap
)))
394 carcar
= XCAR (XCAR (submap
));
395 if (NILP (carcar
) || VECTORP (carcar
))
396 submap
= XCDR (submap
);
400 /* Or a new format menu item */
401 else if (EQ (XCAR (submap
), Qmenu_item
)
402 && CONSP (XCDR (submap
)))
404 submap
= XCDR (XCDR (submap
));
406 submap
= XCAR (submap
);
410 /* If it isn't a keymap now, there's no work to do. */
412 || ! EQ (XCAR (submap
), Qkeymap
))
415 map_parent
= Fkeymap_parent (map
);
416 if (! NILP (map_parent
))
417 parent_entry
= access_keymap (map_parent
, event
, 0, 0);
421 /* If MAP's parent has something other than a keymap,
422 our own submap shadows it completely, so use nil as SUBMAP's parent. */
423 if (! (CONSP (parent_entry
) && EQ (XCAR (parent_entry
), Qkeymap
)))
426 if (! EQ (parent_entry
, submap
))
428 Lisp_Object submap_parent
;
429 submap_parent
= submap
;
433 tem
= Fkeymap_parent (submap_parent
);
434 if (EQ (tem
, parent_entry
))
437 && EQ (XCAR (tem
), Qkeymap
))
442 Fset_keymap_parent (submap_parent
, parent_entry
);
446 /* Look up IDX in MAP. IDX may be any sort of event.
447 Note that this does only one level of lookup; IDX must be a single
448 event, not a sequence.
450 If T_OK is non-zero, bindings for Qt are treated as default
451 bindings; any key left unmentioned by other tables and bindings is
452 given the binding of Qt.
454 If T_OK is zero, bindings for Qt are not treated specially.
456 If NOINHERIT, don't accept a subkeymap found in an inherited keymap. */
459 access_keymap (map
, idx
, t_ok
, noinherit
)
468 /* If idx is a list (some sort of mouse click, perhaps?),
469 the index we want to use is the car of the list, which
470 ought to be a symbol. */
471 idx
= EVENT_HEAD (idx
);
473 /* If idx is a symbol, it might have modifiers, which need to
474 be put in the canonical order. */
476 idx
= reorder_modifiers (idx
);
477 else if (INTEGERP (idx
))
478 /* Clobber the high bits that can be present on a machine
479 with more than 24 bits of integer. */
480 XSETFASTINT (idx
, XINT (idx
) & (CHAR_META
| (CHAR_META
- 1)));
484 Lisp_Object t_binding
;
487 for (tail
= map
; CONSP (tail
); tail
= XCDR (tail
))
491 binding
= XCAR (tail
);
492 if (SYMBOLP (binding
))
494 /* If NOINHERIT, stop finding prefix definitions
495 after we pass a second occurrence of the `keymap' symbol. */
496 if (noinherit
&& EQ (binding
, Qkeymap
) && ! EQ (tail
, map
))
499 else if (CONSP (binding
))
501 if (EQ (XCAR (binding
), idx
))
503 val
= XCDR (binding
);
504 if (noprefix
&& CONSP (val
) && EQ (XCAR (val
), Qkeymap
))
507 fix_submap_inheritance (map
, idx
, val
);
510 if (t_ok
&& EQ (XCAR (binding
), Qt
))
511 t_binding
= XCDR (binding
);
513 else if (VECTORP (binding
))
515 if (NATNUMP (idx
) && XFASTINT (idx
) < XVECTOR (binding
)->size
)
517 val
= XVECTOR (binding
)->contents
[XFASTINT (idx
)];
518 if (noprefix
&& CONSP (val
) && EQ (XCAR (val
), Qkeymap
))
521 fix_submap_inheritance (map
, idx
, val
);
525 else if (CHAR_TABLE_P (binding
))
527 /* Character codes with modifiers
528 are not included in a char-table.
529 All character codes without modifiers are included. */
532 & (CHAR_ALT
| CHAR_SUPER
| CHAR_HYPER
533 | CHAR_SHIFT
| CHAR_CTL
| CHAR_META
)))
535 val
= Faref (binding
, idx
);
536 if (noprefix
&& CONSP (val
) && EQ (XCAR (val
), Qkeymap
))
539 fix_submap_inheritance (map
, idx
, val
);
551 /* Given OBJECT which was found in a slot in a keymap,
552 trace indirect definitions to get the actual definition of that slot.
553 An indirect definition is a list of the form
554 (KEYMAP . INDEX), where KEYMAP is a keymap or a symbol defined as one
555 and INDEX is the object to look up in KEYMAP to yield the definition.
557 Also if OBJECT has a menu string as the first element,
558 remove that. Also remove a menu help string as second element.
560 If AUTOLOAD is nonzero, load autoloadable keymaps
561 that are referred to with indirection. */
564 get_keyelt (object
, autoload
)
565 register Lisp_Object object
;
570 if (!(CONSP (object
)))
571 /* This is really the value. */
574 /* If the keymap contents looks like (keymap ...) or (lambda ...)
576 else if (EQ (XCAR (object
), Qkeymap
) || EQ (XCAR (object
), Qlambda
))
579 /* If the keymap contents looks like (menu-item name . DEFN)
580 or (menu-item name DEFN ...) then use DEFN.
581 This is a new format menu item. */
582 else if (EQ (XCAR (object
), Qmenu_item
))
584 if (CONSP (XCDR (object
)))
588 object
= XCDR (XCDR (object
));
591 object
= XCAR (object
);
593 /* If there's a `:filter FILTER', apply FILTER to the
594 menu-item's definition to get the real definition to
596 for (; CONSP (tem
) && CONSP (XCDR (tem
)); tem
= XCDR (tem
))
597 if (EQ (XCAR (tem
), QCfilter
))
600 filter
= XCAR (XCDR (tem
));
601 filter
= list2 (filter
, list2 (Qquote
, object
));
602 object
= menu_item_eval_property (filter
);
611 /* If the keymap contents looks like (STRING . DEFN), use DEFN.
612 Keymap alist elements like (CHAR MENUSTRING . DEFN)
613 will be used by HierarKey menus. */
614 else if (STRINGP (XCAR (object
)))
616 object
= XCDR (object
);
617 /* Also remove a menu help string, if any,
618 following the menu item name. */
619 if (CONSP (object
) && STRINGP (XCAR (object
)))
620 object
= XCDR (object
);
621 /* Also remove the sublist that caches key equivalences, if any. */
622 if (CONSP (object
) && CONSP (XCAR (object
)))
625 carcar
= XCAR (XCAR (object
));
626 if (NILP (carcar
) || VECTORP (carcar
))
627 object
= XCDR (object
);
631 /* If the contents are (KEYMAP . ELEMENT), go indirect. */
634 register Lisp_Object map
;
635 map
= get_keymap_1 (Fcar_safe (object
), 0, autoload
);
643 if (INTEGERP (key
) && (XUINT (key
) & meta_modifier
))
645 object
= access_keymap (map
, meta_prefix_char
, 0, 0);
646 map
= get_keymap_1 (object
, 0, autoload
);
647 object
= access_keymap (map
, make_number (XINT (key
)
652 object
= access_keymap (map
, key
, 0, 0);
659 store_in_keymap (keymap
, idx
, def
)
661 register Lisp_Object idx
;
662 register Lisp_Object def
;
664 /* If we are preparing to dump, and DEF is a menu element
665 with a menu item indicator, copy it to ensure it is not pure. */
666 if (CONSP (def
) && PURE_P (def
)
667 && (EQ (XCAR (def
), Qmenu_item
) || STRINGP (XCAR (def
))))
668 def
= Fcons (XCAR (def
), XCDR (def
));
670 if (!CONSP (keymap
) || ! EQ (XCAR (keymap
), Qkeymap
))
671 error ("attempt to define a key in a non-keymap");
673 /* If idx is a list (some sort of mouse click, perhaps?),
674 the index we want to use is the car of the list, which
675 ought to be a symbol. */
676 idx
= EVENT_HEAD (idx
);
678 /* If idx is a symbol, it might have modifiers, which need to
679 be put in the canonical order. */
681 idx
= reorder_modifiers (idx
);
682 else if (INTEGERP (idx
))
683 /* Clobber the high bits that can be present on a machine
684 with more than 24 bits of integer. */
685 XSETFASTINT (idx
, XINT (idx
) & (CHAR_META
| (CHAR_META
- 1)));
687 /* Scan the keymap for a binding of idx. */
691 /* The cons after which we should insert new bindings. If the
692 keymap has a table element, we record its position here, so new
693 bindings will go after it; this way, the table will stay
694 towards the front of the alist and character lookups in dense
695 keymaps will remain fast. Otherwise, this just points at the
696 front of the keymap. */
697 Lisp_Object insertion_point
;
699 insertion_point
= keymap
;
700 for (tail
= XCDR (keymap
); CONSP (tail
); tail
= XCDR (tail
))
707 if (NATNUMP (idx
) && XFASTINT (idx
) < XVECTOR (elt
)->size
)
709 XVECTOR (elt
)->contents
[XFASTINT (idx
)] = def
;
712 insertion_point
= tail
;
714 else if (CHAR_TABLE_P (elt
))
716 /* Character codes with modifiers
717 are not included in a char-table.
718 All character codes without modifiers are included. */
721 & (CHAR_ALT
| CHAR_SUPER
| CHAR_HYPER
722 | CHAR_SHIFT
| CHAR_CTL
| CHAR_META
)))
724 Faset (elt
, idx
, def
);
727 insertion_point
= tail
;
729 else if (CONSP (elt
))
731 if (EQ (idx
, XCAR (elt
)))
737 else if (SYMBOLP (elt
))
739 /* If we find a 'keymap' symbol in the spine of KEYMAP,
740 then we must have found the start of a second keymap
741 being used as the tail of KEYMAP, and a binding for IDX
742 should be inserted before it. */
743 if (EQ (elt
, Qkeymap
))
751 /* We have scanned the entire keymap, and not found a binding for
752 IDX. Let's add one. */
753 XCDR (insertion_point
)
754 = Fcons (Fcons (idx
, def
), XCDR (insertion_point
));
761 copy_keymap_1 (chartable
, idx
, elt
)
762 Lisp_Object chartable
, idx
, elt
;
764 if (!SYMBOLP (elt
) && ! NILP (Fkeymapp (elt
)))
765 Faset (chartable
, idx
, Fcopy_keymap (elt
));
768 DEFUN ("copy-keymap", Fcopy_keymap
, Scopy_keymap
, 1, 1, 0,
769 "Return a copy of the keymap KEYMAP.\n\
770 The copy starts out with the same definitions of KEYMAP,\n\
771 but changing either the copy or KEYMAP does not affect the other.\n\
772 Any key definitions that are subkeymaps are recursively copied.\n\
773 However, a key definition which is a symbol whose definition is a keymap\n\
778 register Lisp_Object copy
, tail
;
780 copy
= Fcopy_alist (get_keymap (keymap
));
782 for (tail
= copy
; CONSP (tail
); tail
= XCDR (tail
))
787 if (CHAR_TABLE_P (elt
))
789 Lisp_Object indices
[3];
791 elt
= Fcopy_sequence (elt
);
794 map_char_table (copy_keymap_1
, Qnil
, elt
, elt
, 0, indices
);
796 else if (VECTORP (elt
))
800 elt
= Fcopy_sequence (elt
);
803 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
804 if (!SYMBOLP (XVECTOR (elt
)->contents
[i
])
805 && ! NILP (Fkeymapp (XVECTOR (elt
)->contents
[i
])))
806 XVECTOR (elt
)->contents
[i
]
807 = Fcopy_keymap (XVECTOR (elt
)->contents
[i
]);
809 else if (CONSP (elt
) && CONSP (XCDR (elt
)))
814 /* Is this a new format menu item. */
815 if (EQ (XCAR (tem
),Qmenu_item
))
817 /* Copy cell with menu-item marker. */
819 = Fcons (XCAR (tem
), XCDR (tem
));
824 /* Copy cell with menu-item name. */
826 = Fcons (XCAR (tem
), XCDR (tem
));
832 /* Copy cell with binding and if the binding is a keymap,
835 = Fcons (XCAR (tem
), XCDR (tem
));
838 if (!(SYMBOLP (tem
) || NILP (Fkeymapp (tem
))))
839 XCAR (elt
) = Fcopy_keymap (tem
);
841 if (CONSP (tem
) && CONSP (XCAR (tem
)))
842 /* Delete cache for key equivalences. */
843 XCDR (elt
) = XCDR (tem
);
848 /* It may be an old fomat menu item.
849 Skip the optional menu string.
851 if (STRINGP (XCAR (tem
)))
853 /* Copy the cell, since copy-alist didn't go this deep. */
855 = Fcons (XCAR (tem
), XCDR (tem
));
858 /* Also skip the optional menu help string. */
859 if (CONSP (tem
) && STRINGP (XCAR (tem
)))
862 = Fcons (XCAR (tem
), XCDR (tem
));
866 /* There may also be a list that caches key equivalences.
867 Just delete it for the new keymap. */
869 && CONSP (XCAR (tem
))
870 && (NILP (XCAR (XCAR (tem
)))
871 || VECTORP (XCAR (XCAR (tem
)))))
872 XCDR (elt
) = XCDR (tem
);
875 && ! SYMBOLP (XCDR (elt
))
876 && ! NILP (Fkeymapp (XCDR (elt
))))
877 XCDR (elt
) = Fcopy_keymap (XCDR (elt
));
886 /* Simple Keymap mutators and accessors. */
888 /* GC is possible in this function if it autoloads a keymap. */
890 DEFUN ("define-key", Fdefine_key
, Sdefine_key
, 3, 3, 0,
891 "Args KEYMAP, KEY, DEF. Define key sequence KEY, in KEYMAP, as DEF.\n\
892 KEYMAP is a keymap. KEY is a string or a vector of symbols and characters\n\
893 meaning a sequence of keystrokes and events.\n\
894 Non-ASCII characters with codes above 127 (such as ISO Latin-1)\n\
895 can be included if you use a vector.\n\
896 DEF is anything that can be a key's definition:\n\
897 nil (means key is undefined in this keymap),\n\
898 a command (a Lisp function suitable for interactive calling)\n\
899 a string (treated as a keyboard macro),\n\
900 a keymap (to define a prefix key),\n\
901 a symbol. When the key is looked up, the symbol will stand for its\n\
902 function definition, which should at that time be one of the above,\n\
903 or another symbol whose function definition is used, etc.\n\
904 a cons (STRING . DEFN), meaning that DEFN is the definition\n\
905 (DEFN should be a valid definition in its own right),\n\
906 or a cons (KEYMAP . CHAR), meaning use definition of CHAR in map KEYMAP.\n\
908 If KEYMAP is a sparse keymap, the pair binding KEY to DEF is added at\n\
909 the front of KEYMAP.")
916 register Lisp_Object c
;
917 register Lisp_Object cmd
;
921 struct gcpro gcpro1
, gcpro2
, gcpro3
;
923 keymap
= get_keymap_1 (keymap
, 1, 1);
925 if (!VECTORP (key
) && !STRINGP (key
))
926 key
= wrong_type_argument (Qarrayp
, key
);
928 length
= XFASTINT (Flength (key
));
932 if (SYMBOLP (def
) && !EQ (Vdefine_key_rebound_commands
, Qt
))
933 Vdefine_key_rebound_commands
= Fcons (def
, Vdefine_key_rebound_commands
);
935 GCPRO3 (keymap
, key
, def
);
938 meta_bit
= meta_modifier
;
945 c
= Faref (key
, make_number (idx
));
947 if (CONSP (c
) && lucid_event_type_list_p (c
))
948 c
= Fevent_convert_list (c
);
951 && (XINT (c
) & meta_bit
)
954 c
= meta_prefix_char
;
960 XSETINT (c
, XINT (c
) & ~meta_bit
);
966 if (! INTEGERP (c
) && ! SYMBOLP (c
) && ! CONSP (c
))
967 error ("Key sequence contains invalid events");
970 RETURN_UNGCPRO (store_in_keymap (keymap
, c
, def
));
972 cmd
= get_keyelt (access_keymap (keymap
, c
, 0, 1), 1);
974 /* If this key is undefined, make it a prefix. */
976 cmd
= define_as_prefix (keymap
, c
);
978 keymap
= get_keymap_1 (cmd
, 0, 1);
980 /* We must use Fkey_description rather than just passing key to
981 error; key might be a vector, not a string. */
982 error ("Key sequence %s uses invalid prefix characters",
983 XSTRING (Fkey_description (key
))->data
);
987 /* Value is number if KEY is too long; NIL if valid but has no definition. */
988 /* GC is possible in this function if it autoloads a keymap. */
990 DEFUN ("lookup-key", Flookup_key
, Slookup_key
, 2, 3, 0,
991 "In keymap KEYMAP, look up key sequence KEY. Return the definition.\n\
992 nil means undefined. See doc of `define-key' for kinds of definitions.\n\
994 A number as value means KEY is \"too long\";\n\
995 that is, characters or symbols in it except for the last one\n\
996 fail to be a valid sequence of prefix characters in KEYMAP.\n\
997 The number is how many characters at the front of KEY\n\
998 it takes to reach a non-prefix command.\n\
1000 Normally, `lookup-key' ignores bindings for t, which act as default\n\
1001 bindings, used when nothing else in the keymap applies; this makes it\n\
1002 usable as a general function for probing keymaps. However, if the\n\
1003 third optional argument ACCEPT-DEFAULT is non-nil, `lookup-key' will\n\
1004 recognize the default bindings, just as `read-key-sequence' does.")
1005 (keymap
, key
, accept_default
)
1006 register Lisp_Object keymap
;
1008 Lisp_Object accept_default
;
1011 register Lisp_Object cmd
;
1012 register Lisp_Object c
;
1015 int t_ok
= ! NILP (accept_default
);
1017 struct gcpro gcpro1
;
1019 keymap
= get_keymap_1 (keymap
, 1, 1);
1021 if (!VECTORP (key
) && !STRINGP (key
))
1022 key
= wrong_type_argument (Qarrayp
, key
);
1024 length
= XFASTINT (Flength (key
));
1029 meta_bit
= meta_modifier
;
1038 c
= Faref (key
, make_number (idx
));
1040 if (CONSP (c
) && lucid_event_type_list_p (c
))
1041 c
= Fevent_convert_list (c
);
1044 && (XINT (c
) & meta_bit
)
1047 c
= meta_prefix_char
;
1053 XSETINT (c
, XINT (c
) & ~meta_bit
);
1059 cmd
= get_keyelt (access_keymap (keymap
, c
, t_ok
, 0), 1);
1061 RETURN_UNGCPRO (cmd
);
1063 keymap
= get_keymap_1 (cmd
, 0, 1);
1065 RETURN_UNGCPRO (make_number (idx
));
1071 /* Make KEYMAP define event C as a keymap (i.e., as a prefix).
1072 Assume that currently it does not define C at all.
1073 Return the keymap. */
1076 define_as_prefix (keymap
, c
)
1077 Lisp_Object keymap
, c
;
1079 Lisp_Object inherit
, cmd
;
1081 cmd
= Fmake_sparse_keymap (Qnil
);
1082 /* If this key is defined as a prefix in an inherited keymap,
1083 make it a prefix in this map, and make its definition
1084 inherit the other prefix definition. */
1085 inherit
= access_keymap (keymap
, c
, 0, 0);
1087 /* This code is needed to do the right thing in the following case:
1088 keymap A inherits from B,
1089 you define KEY as a prefix in A,
1090 then later you define KEY as a prefix in B.
1091 We want the old prefix definition in A to inherit from that in B.
1092 It is hard to do that retroactively, so this code
1093 creates the prefix in B right away.
1095 But it turns out that this code causes problems immediately
1096 when the prefix in A is defined: it causes B to define KEY
1097 as a prefix with no subcommands.
1099 So I took out this code. */
1102 /* If there's an inherited keymap
1103 and it doesn't define this key,
1104 make it define this key. */
1107 for (tail
= Fcdr (keymap
); CONSP (tail
); tail
= XCDR (tail
))
1108 if (EQ (XCAR (tail
), Qkeymap
))
1112 inherit
= define_as_prefix (tail
, c
);
1116 cmd
= nconc2 (cmd
, inherit
);
1117 store_in_keymap (keymap
, c
, cmd
);
1122 /* Append a key to the end of a key sequence. We always make a vector. */
1125 append_key (key_sequence
, key
)
1126 Lisp_Object key_sequence
, key
;
1128 Lisp_Object args
[2];
1130 args
[0] = key_sequence
;
1132 args
[1] = Fcons (key
, Qnil
);
1133 return Fvconcat (2, args
);
1137 /* Global, local, and minor mode keymap stuff. */
1139 /* We can't put these variables inside current_minor_maps, since under
1140 some systems, static gets macro-defined to be the empty string.
1142 static Lisp_Object
*cmm_modes
, *cmm_maps
;
1143 static int cmm_size
;
1145 /* Error handler used in current_minor_maps. */
1147 current_minor_maps_error ()
1152 /* Store a pointer to an array of the keymaps of the currently active
1153 minor modes in *buf, and return the number of maps it contains.
1155 This function always returns a pointer to the same buffer, and may
1156 free or reallocate it, so if you want to keep it for a long time or
1157 hand it out to lisp code, copy it. This procedure will be called
1158 for every key sequence read, so the nice lispy approach (return a
1159 new assoclist, list, what have you) for each invocation would
1160 result in a lot of consing over time.
1162 If we used xrealloc/xmalloc and ran out of memory, they would throw
1163 back to the command loop, which would try to read a key sequence,
1164 which would call this function again, resulting in an infinite
1165 loop. Instead, we'll use realloc/malloc and silently truncate the
1166 list, let the key sequence be read, and hope some other piece of
1167 code signals the error. */
1169 current_minor_maps (modeptr
, mapptr
)
1170 Lisp_Object
**modeptr
, **mapptr
;
1173 int list_number
= 0;
1174 Lisp_Object alist
, assoc
, var
, val
;
1175 Lisp_Object lists
[2];
1177 lists
[0] = Vminor_mode_overriding_map_alist
;
1178 lists
[1] = Vminor_mode_map_alist
;
1180 for (list_number
= 0; list_number
< 2; list_number
++)
1181 for (alist
= lists
[list_number
];
1183 alist
= XCDR (alist
))
1184 if ((assoc
= XCAR (alist
), CONSP (assoc
))
1185 && (var
= XCAR (assoc
), SYMBOLP (var
))
1186 && (val
= find_symbol_value (var
), ! EQ (val
, Qunbound
))
1191 /* If a variable has an entry in Vminor_mode_overriding_map_alist,
1192 and also an entry in Vminor_mode_map_alist,
1193 ignore the latter. */
1194 if (list_number
== 1)
1196 val
= assq_no_quit (var
, lists
[0]);
1203 Lisp_Object
*newmodes
, *newmaps
;
1210 = (Lisp_Object
*) realloc (cmm_modes
,
1211 cmm_size
* sizeof (Lisp_Object
));
1213 = (Lisp_Object
*) realloc (cmm_maps
,
1214 cmm_size
* sizeof (Lisp_Object
));
1222 = (Lisp_Object
*) malloc (cmm_size
* sizeof (Lisp_Object
));
1224 = (Lisp_Object
*) malloc (cmm_size
* sizeof (Lisp_Object
));
1228 if (newmaps
&& newmodes
)
1230 cmm_modes
= newmodes
;
1237 /* Get the keymap definition--or nil if it is not defined. */
1238 temp
= internal_condition_case_1 (Findirect_function
,
1240 Qerror
, current_minor_maps_error
);
1244 cmm_maps
[i
] = temp
;
1249 if (modeptr
) *modeptr
= cmm_modes
;
1250 if (mapptr
) *mapptr
= cmm_maps
;
1254 /* GC is possible in this function if it autoloads a keymap. */
1256 DEFUN ("key-binding", Fkey_binding
, Skey_binding
, 1, 2, 0,
1257 "Return the binding for command KEY in current keymaps.\n\
1258 KEY is a string or vector, a sequence of keystrokes.\n\
1259 The binding is probably a symbol with a function definition.\n\
1261 Normally, `key-binding' ignores bindings for t, which act as default\n\
1262 bindings, used when nothing else in the keymap applies; this makes it\n\
1263 usable as a general function for probing keymaps. However, if the\n\
1264 optional second argument ACCEPT-DEFAULT is non-nil, `key-binding' does\n\
1265 recognize the default bindings, just as `read-key-sequence' does.")
1266 (key
, accept_default
)
1267 Lisp_Object key
, accept_default
;
1269 Lisp_Object
*maps
, value
;
1271 struct gcpro gcpro1
;
1275 if (!NILP (current_kboard
->Voverriding_terminal_local_map
))
1277 value
= Flookup_key (current_kboard
->Voverriding_terminal_local_map
,
1278 key
, accept_default
);
1279 if (! NILP (value
) && !INTEGERP (value
))
1280 RETURN_UNGCPRO (value
);
1282 else if (!NILP (Voverriding_local_map
))
1284 value
= Flookup_key (Voverriding_local_map
, key
, accept_default
);
1285 if (! NILP (value
) && !INTEGERP (value
))
1286 RETURN_UNGCPRO (value
);
1292 nmaps
= current_minor_maps (0, &maps
);
1293 /* Note that all these maps are GCPRO'd
1294 in the places where we found them. */
1296 for (i
= 0; i
< nmaps
; i
++)
1297 if (! NILP (maps
[i
]))
1299 value
= Flookup_key (maps
[i
], key
, accept_default
);
1300 if (! NILP (value
) && !INTEGERP (value
))
1301 RETURN_UNGCPRO (value
);
1304 local
= get_local_map (PT
, current_buffer
, keymap
);
1307 value
= Flookup_key (local
, key
, accept_default
);
1308 if (! NILP (value
) && !INTEGERP (value
))
1309 RETURN_UNGCPRO (value
);
1312 local
= get_local_map (PT
, current_buffer
, local_map
);
1316 value
= Flookup_key (local
, key
, accept_default
);
1317 if (! NILP (value
) && !INTEGERP (value
))
1318 RETURN_UNGCPRO (value
);
1322 value
= Flookup_key (current_global_map
, key
, accept_default
);
1324 if (! NILP (value
) && !INTEGERP (value
))
1330 /* GC is possible in this function if it autoloads a keymap. */
1332 DEFUN ("local-key-binding", Flocal_key_binding
, Slocal_key_binding
, 1, 2, 0,
1333 "Return the binding for command KEYS in current local keymap only.\n\
1334 KEYS is a string, a sequence of keystrokes.\n\
1335 The binding is probably a symbol with a function definition.\n\
1337 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1338 bindings; see the description of `lookup-key' for more details about this.")
1339 (keys
, accept_default
)
1340 Lisp_Object keys
, accept_default
;
1342 register Lisp_Object map
;
1343 map
= current_buffer
->keymap
;
1346 return Flookup_key (map
, keys
, accept_default
);
1349 /* GC is possible in this function if it autoloads a keymap. */
1351 DEFUN ("global-key-binding", Fglobal_key_binding
, Sglobal_key_binding
, 1, 2, 0,
1352 "Return the binding for command KEYS in current global keymap only.\n\
1353 KEYS is a string, a sequence of keystrokes.\n\
1354 The binding is probably a symbol with a function definition.\n\
1355 This function's return values are the same as those of lookup-key\n\
1358 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1359 bindings; see the description of `lookup-key' for more details about this.")
1360 (keys
, accept_default
)
1361 Lisp_Object keys
, accept_default
;
1363 return Flookup_key (current_global_map
, keys
, accept_default
);
1366 /* GC is possible in this function if it autoloads a keymap. */
1368 DEFUN ("minor-mode-key-binding", Fminor_mode_key_binding
, Sminor_mode_key_binding
, 1, 2, 0,
1369 "Find the visible minor mode bindings of KEY.\n\
1370 Return an alist of pairs (MODENAME . BINDING), where MODENAME is the\n\
1371 the symbol which names the minor mode binding KEY, and BINDING is\n\
1372 KEY's definition in that mode. In particular, if KEY has no\n\
1373 minor-mode bindings, return nil. If the first binding is a\n\
1374 non-prefix, all subsequent bindings will be omitted, since they would\n\
1375 be ignored. Similarly, the list doesn't include non-prefix bindings\n\
1376 that come after prefix bindings.\n\
1378 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1379 bindings; see the description of `lookup-key' for more details about this.")
1380 (key
, accept_default
)
1381 Lisp_Object key
, accept_default
;
1383 Lisp_Object
*modes
, *maps
;
1385 Lisp_Object binding
;
1387 struct gcpro gcpro1
, gcpro2
;
1389 nmaps
= current_minor_maps (&modes
, &maps
);
1390 /* Note that all these maps are GCPRO'd
1391 in the places where we found them. */
1394 GCPRO2 (key
, binding
);
1396 for (i
= j
= 0; i
< nmaps
; i
++)
1397 if (! NILP (maps
[i
])
1398 && ! NILP (binding
= Flookup_key (maps
[i
], key
, accept_default
))
1399 && !INTEGERP (binding
))
1401 if (! NILP (get_keymap (binding
)))
1402 maps
[j
++] = Fcons (modes
[i
], binding
);
1404 RETURN_UNGCPRO (Fcons (Fcons (modes
[i
], binding
), Qnil
));
1408 return Flist (j
, maps
);
1411 DEFUN ("define-prefix-command", Fdefine_prefix_command
, Sdefine_prefix_command
, 1, 3, 0,
1412 "Define COMMAND as a prefix command. COMMAND should be a symbol.\n\
1413 A new sparse keymap is stored as COMMAND's function definition and its value.\n\
1414 If a second optional argument MAPVAR is given, the map is stored as\n\
1415 its value instead of as COMMAND's value; but COMMAND is still defined\n\
1417 The third optional argument NAME, if given, supplies a menu name\n\
1418 string for the map. This is required to use the keymap as a menu.")
1419 (command
, mapvar
, name
)
1420 Lisp_Object command
, mapvar
, name
;
1423 map
= Fmake_sparse_keymap (name
);
1424 Ffset (command
, map
);
1428 Fset (command
, map
);
1432 DEFUN ("use-global-map", Fuse_global_map
, Suse_global_map
, 1, 1, 0,
1433 "Select KEYMAP as the global keymap.")
1437 keymap
= get_keymap (keymap
);
1438 current_global_map
= keymap
;
1443 DEFUN ("use-local-map", Fuse_local_map
, Suse_local_map
, 1, 1, 0,
1444 "Select KEYMAP as the local keymap.\n\
1445 If KEYMAP is nil, that means no local keymap.")
1450 keymap
= get_keymap (keymap
);
1452 current_buffer
->keymap
= keymap
;
1457 DEFUN ("current-local-map", Fcurrent_local_map
, Scurrent_local_map
, 0, 0, 0,
1458 "Return current buffer's local keymap, or nil if it has none.")
1461 return current_buffer
->keymap
;
1464 DEFUN ("current-global-map", Fcurrent_global_map
, Scurrent_global_map
, 0, 0, 0,
1465 "Return the current global keymap.")
1468 return current_global_map
;
1471 DEFUN ("current-minor-mode-maps", Fcurrent_minor_mode_maps
, Scurrent_minor_mode_maps
, 0, 0, 0,
1472 "Return a list of keymaps for the minor modes of the current buffer.")
1476 int nmaps
= current_minor_maps (0, &maps
);
1478 return Flist (nmaps
, maps
);
1481 /* Help functions for describing and documenting keymaps. */
1483 static void accessible_keymaps_char_table ();
1485 /* This function cannot GC. */
1487 DEFUN ("accessible-keymaps", Faccessible_keymaps
, Saccessible_keymaps
,
1489 "Find all keymaps accessible via prefix characters from KEYMAP.\n\
1490 Returns a list of elements of the form (KEYS . MAP), where the sequence\n\
1491 KEYS starting from KEYMAP gets you to MAP. These elements are ordered\n\
1492 so that the KEYS increase in length. The first element is ([] . KEYMAP).\n\
1493 An optional argument PREFIX, if non-nil, should be a key sequence;\n\
1494 then the value includes only maps for prefixes that start with PREFIX.")
1496 Lisp_Object keymap
, prefix
;
1498 Lisp_Object maps
, good_maps
, tail
;
1501 /* no need for gcpro because we don't autoload any keymaps. */
1504 prefixlen
= XINT (Flength (prefix
));
1508 /* If a prefix was specified, start with the keymap (if any) for
1509 that prefix, so we don't waste time considering other prefixes. */
1511 tem
= Flookup_key (keymap
, prefix
, Qt
);
1512 /* Flookup_key may give us nil, or a number,
1513 if the prefix is not defined in this particular map.
1514 It might even give us a list that isn't a keymap. */
1515 tem
= get_keymap_1 (tem
, 0, 0);
1518 /* Convert PREFIX to a vector now, so that later on
1519 we don't have to deal with the possibility of a string. */
1520 if (STRINGP (prefix
))
1525 copy
= Fmake_vector (make_number (XSTRING (prefix
)->size
), Qnil
);
1526 for (i
= 0, i_byte
= 0; i
< XSTRING (prefix
)->size
;)
1530 FETCH_STRING_CHAR_ADVANCE (c
, prefix
, i
, i_byte
);
1531 if (SINGLE_BYTE_CHAR_P (c
) && (c
& 0200))
1532 c
^= 0200 | meta_modifier
;
1533 XVECTOR (copy
)->contents
[i_before
] = make_number (c
);
1537 maps
= Fcons (Fcons (prefix
, tem
), Qnil
);
1543 maps
= Fcons (Fcons (Fmake_vector (make_number (0), Qnil
),
1544 get_keymap (keymap
)),
1547 /* For each map in the list maps,
1548 look at any other maps it points to,
1549 and stick them at the end if they are not already in the list.
1551 This is a breadth-first traversal, where tail is the queue of
1552 nodes, and maps accumulates a list of all nodes visited. */
1554 for (tail
= maps
; CONSP (tail
); tail
= XCDR (tail
))
1556 register Lisp_Object thisseq
, thismap
;
1558 /* Does the current sequence end in the meta-prefix-char? */
1561 thisseq
= Fcar (Fcar (tail
));
1562 thismap
= Fcdr (Fcar (tail
));
1563 last
= make_number (XINT (Flength (thisseq
)) - 1);
1564 is_metized
= (XINT (last
) >= 0
1565 /* Don't metize the last char of PREFIX. */
1566 && XINT (last
) >= prefixlen
1567 && EQ (Faref (thisseq
, last
), meta_prefix_char
));
1569 for (; CONSP (thismap
); thismap
= XCDR (thismap
))
1573 elt
= XCAR (thismap
);
1577 if (CHAR_TABLE_P (elt
))
1579 Lisp_Object indices
[3];
1581 map_char_table (accessible_keymaps_char_table
, Qnil
,
1582 elt
, Fcons (maps
, Fcons (tail
, thisseq
)),
1585 else if (VECTORP (elt
))
1589 /* Vector keymap. Scan all the elements. */
1590 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
1592 register Lisp_Object tem
;
1593 register Lisp_Object cmd
;
1595 cmd
= get_keyelt (XVECTOR (elt
)->contents
[i
], 0);
1596 if (NILP (cmd
)) continue;
1597 tem
= Fkeymapp (cmd
);
1600 cmd
= get_keymap (cmd
);
1601 /* Ignore keymaps that are already added to maps. */
1602 tem
= Frassq (cmd
, maps
);
1605 /* If the last key in thisseq is meta-prefix-char,
1606 turn it into a meta-ized keystroke. We know
1607 that the event we're about to append is an
1608 ascii keystroke since we're processing a
1612 int meta_bit
= meta_modifier
;
1613 tem
= Fcopy_sequence (thisseq
);
1615 Faset (tem
, last
, make_number (i
| meta_bit
));
1617 /* This new sequence is the same length as
1618 thisseq, so stick it in the list right
1621 = Fcons (Fcons (tem
, cmd
), XCDR (tail
));
1625 tem
= append_key (thisseq
, make_number (i
));
1626 nconc2 (tail
, Fcons (Fcons (tem
, cmd
), Qnil
));
1632 else if (CONSP (elt
))
1634 register Lisp_Object cmd
, tem
;
1636 cmd
= get_keyelt (XCDR (elt
), 0);
1637 /* Ignore definitions that aren't keymaps themselves. */
1638 tem
= Fkeymapp (cmd
);
1641 /* Ignore keymaps that have been seen already. */
1642 cmd
= get_keymap (cmd
);
1643 tem
= Frassq (cmd
, maps
);
1646 /* Let elt be the event defined by this map entry. */
1649 /* If the last key in thisseq is meta-prefix-char, and
1650 this entry is a binding for an ascii keystroke,
1651 turn it into a meta-ized keystroke. */
1652 if (is_metized
&& INTEGERP (elt
))
1654 Lisp_Object element
;
1657 tem
= Fvconcat (1, &element
);
1658 XSETFASTINT (XVECTOR (tem
)->contents
[XINT (last
)],
1659 XINT (elt
) | meta_modifier
);
1661 /* This new sequence is the same length as
1662 thisseq, so stick it in the list right
1665 = Fcons (Fcons (tem
, cmd
), XCDR (tail
));
1669 Fcons (Fcons (append_key (thisseq
, elt
), cmd
),
1680 /* Now find just the maps whose access prefixes start with PREFIX. */
1683 for (; CONSP (maps
); maps
= XCDR (maps
))
1685 Lisp_Object elt
, thisseq
;
1687 thisseq
= XCAR (elt
);
1688 /* The access prefix must be at least as long as PREFIX,
1689 and the first elements must match those of PREFIX. */
1690 if (XINT (Flength (thisseq
)) >= prefixlen
)
1693 for (i
= 0; i
< prefixlen
; i
++)
1696 XSETFASTINT (i1
, i
);
1697 if (!EQ (Faref (thisseq
, i1
), Faref (prefix
, i1
)))
1701 good_maps
= Fcons (elt
, good_maps
);
1705 return Fnreverse (good_maps
);
1709 accessible_keymaps_char_table (args
, index
, cmd
)
1710 Lisp_Object args
, index
, cmd
;
1713 Lisp_Object maps
, tail
, thisseq
;
1719 tail
= XCAR (XCDR (args
));
1720 thisseq
= XCDR (XCDR (args
));
1722 tem
= Fkeymapp (cmd
);
1725 cmd
= get_keymap (cmd
);
1726 /* Ignore keymaps that are already added to maps. */
1727 tem
= Frassq (cmd
, maps
);
1730 tem
= append_key (thisseq
, index
);
1731 nconc2 (tail
, Fcons (Fcons (tem
, cmd
), Qnil
));
1736 Lisp_Object Qsingle_key_description
, Qkey_description
;
1738 /* This function cannot GC. */
1740 DEFUN ("key-description", Fkey_description
, Skey_description
, 1, 1, 0,
1741 "Return a pretty description of key-sequence KEYS.\n\
1742 Control characters turn into \"C-foo\" sequences, meta into \"M-foo\"\n\
1743 spaces are put between sequence elements, etc.")
1755 vector
= Fmake_vector (Flength (keys
), Qnil
);
1756 for (i
= 0, i_byte
= 0; i
< XSTRING (keys
)->size
; )
1761 FETCH_STRING_CHAR_ADVANCE (c
, keys
, i
, i_byte
);
1762 if (SINGLE_BYTE_CHAR_P (c
) && (c
& 0200))
1763 c
^= 0200 | meta_modifier
;
1764 XSETFASTINT (XVECTOR (vector
)->contents
[i_before
], c
);
1771 /* In effect, this computes
1772 (mapconcat 'single-key-description keys " ")
1773 but we shouldn't use mapconcat because it can do GC. */
1775 len
= XVECTOR (keys
)->size
;
1776 sep
= build_string (" ");
1777 /* This has one extra element at the end that we don't pass to Fconcat. */
1778 args
= (Lisp_Object
*) alloca (len
* 2 * sizeof (Lisp_Object
));
1780 for (i
= 0; i
< len
; i
++)
1782 args
[i
* 2] = Fsingle_key_description (XVECTOR (keys
)->contents
[i
]);
1783 args
[i
* 2 + 1] = sep
;
1786 else if (CONSP (keys
))
1788 /* In effect, this computes
1789 (mapconcat 'single-key-description keys " ")
1790 but we shouldn't use mapconcat because it can do GC. */
1792 len
= XFASTINT (Flength (keys
));
1793 sep
= build_string (" ");
1794 /* This has one extra element at the end that we don't pass to Fconcat. */
1795 args
= (Lisp_Object
*) alloca (len
* 2 * sizeof (Lisp_Object
));
1797 for (i
= 0; i
< len
; i
++)
1799 args
[i
* 2] = Fsingle_key_description (XCAR (keys
));
1800 args
[i
* 2 + 1] = sep
;
1805 keys
= wrong_type_argument (Qarrayp
, keys
);
1807 return Fconcat (len
* 2 - 1, args
);
1811 push_key_description (c
, p
)
1812 register unsigned int c
;
1815 /* Clear all the meaningless bits above the meta bit. */
1816 c
&= meta_modifier
| ~ - meta_modifier
;
1818 if (c
& alt_modifier
)
1824 if (c
& ctrl_modifier
)
1830 if (c
& hyper_modifier
)
1834 c
-= hyper_modifier
;
1836 if (c
& meta_modifier
)
1842 if (c
& shift_modifier
)
1846 c
-= shift_modifier
;
1848 if (c
& super_modifier
)
1852 c
-= super_modifier
;
1868 else if (c
== Ctl ('M'))
1878 if (c
> 0 && c
<= Ctl ('Z'))
1897 || (NILP (current_buffer
->enable_multibyte_characters
)
1898 && SINGLE_BYTE_CHAR_P (c
)))
1902 if (! NILP (current_buffer
->enable_multibyte_characters
))
1903 c
= unibyte_char_to_multibyte (c
);
1905 if (NILP (current_buffer
->enable_multibyte_characters
)
1906 || SINGLE_BYTE_CHAR_P (c
)
1907 || ! char_valid_p (c
, 0))
1911 /* The biggest character code uses 19 bits. */
1912 for (bit_offset
= 18; bit_offset
>= 0; bit_offset
-= 3)
1914 if (c
>= (1 << bit_offset
))
1915 *p
++ = ((c
& (7 << bit_offset
)) >> bit_offset
) + '0';
1920 p
+= CHAR_STRING (c
, p
);
1927 /* This function cannot GC. */
1929 DEFUN ("single-key-description", Fsingle_key_description
, Ssingle_key_description
, 1, 1, 0,
1930 "Return a pretty description of command character KEY.\n\
1931 Control characters turn into C-whatever, etc.")
1935 if (CONSP (key
) && lucid_event_type_list_p (key
))
1936 key
= Fevent_convert_list (key
);
1938 key
= EVENT_HEAD (key
);
1940 if (INTEGERP (key
)) /* Normal character */
1942 unsigned int charset
, c1
, c2
;
1943 int without_bits
= XINT (key
) & ~((-1) << CHARACTERBITS
);
1945 if (SINGLE_BYTE_CHAR_P (without_bits
))
1948 SPLIT_CHAR (without_bits
, charset
, c1
, c2
);
1951 && CHARSET_DEFINED_P (charset
)
1952 && ((c1
>= 0 && c1
< 32)
1953 || (c2
>= 0 && c2
< 32)))
1955 /* Handle a generic character. */
1957 name
= CHARSET_TABLE_INFO (charset
, CHARSET_LONG_NAME_IDX
);
1958 CHECK_STRING (name
, 0);
1959 return concat2 (build_string ("Character set "), name
);
1963 char tem
[KEY_DESCRIPTION_SIZE
];
1965 *push_key_description (XUINT (key
), tem
) = 0;
1966 return build_string (tem
);
1969 else if (SYMBOLP (key
)) /* Function key or event-symbol */
1971 char *buffer
= (char *) alloca (STRING_BYTES (XSYMBOL (key
)->name
) + 5);
1972 sprintf (buffer
, "<%s>", XSYMBOL (key
)->name
->data
);
1973 return build_string (buffer
);
1975 else if (STRINGP (key
)) /* Buffer names in the menubar. */
1976 return Fcopy_sequence (key
);
1978 error ("KEY must be an integer, cons, symbol, or string");
1982 push_text_char_description (c
, p
)
1983 register unsigned int c
;
1995 *p
++ = c
+ 64; /* 'A' - 1 */
2007 /* This function cannot GC. */
2009 DEFUN ("text-char-description", Ftext_char_description
, Stext_char_description
, 1, 1, 0,
2010 "Return a pretty description of file-character CHARACTER.\n\
2011 Control characters turn into \"^char\", etc.")
2013 Lisp_Object character
;
2015 /* Currently MAX_MULTIBYTE_LENGTH is 4 (< 6). */
2016 unsigned char str
[6];
2019 CHECK_NUMBER (character
, 0);
2021 c
= XINT (character
);
2022 if (!SINGLE_BYTE_CHAR_P (c
))
2024 int len
= CHAR_STRING (c
, str
);
2026 return make_multibyte_string (str
, 1, len
);
2029 *push_text_char_description (c
& 0377, str
) = 0;
2031 return build_string (str
);
2034 /* Return non-zero if SEQ contains only ASCII characters, perhaps with
2037 ascii_sequence_p (seq
)
2041 int len
= XINT (Flength (seq
));
2043 for (i
= 0; i
< len
; i
++)
2045 Lisp_Object ii
, elt
;
2047 XSETFASTINT (ii
, i
);
2048 elt
= Faref (seq
, ii
);
2051 || (XUINT (elt
) & ~CHAR_META
) >= 0x80)
2059 /* where-is - finding a command in a set of keymaps. */
2061 static Lisp_Object
where_is_internal_1 ();
2062 static void where_is_internal_2 ();
2064 /* This function can GC if Flookup_key autoloads any keymaps. */
2066 DEFUN ("where-is-internal", Fwhere_is_internal
, Swhere_is_internal
, 1, 4, 0,
2067 "Return list of keys that invoke DEFINITION.\n\
2068 If KEYMAP is non-nil, search only KEYMAP and the global keymap.\n\
2069 If KEYMAP is nil, search all the currently active keymaps.\n\
2071 If optional 3rd arg FIRSTONLY is non-nil, return the first key sequence found,\n\
2072 rather than a list of all possible key sequences.\n\
2073 If FIRSTONLY is the symbol `non-ascii', return the first binding found,\n\
2074 no matter what it is.\n\
2075 If FIRSTONLY has another non-nil value, prefer sequences of ASCII characters,\n\
2076 and entirely reject menu bindings.\n\
2078 If optional 4th arg NOINDIRECT is non-nil, don't follow indirections\n\
2079 to other keymaps or slots. This makes it possible to search for an\n\
2080 indirect definition itself.")
2081 (definition
, xkeymap
, firstonly
, noindirect
)
2082 Lisp_Object definition
, xkeymap
;
2083 Lisp_Object firstonly
, noindirect
;
2086 Lisp_Object found
, sequences
;
2087 Lisp_Object keymap1
;
2088 int keymap_specified
= !NILP (xkeymap
);
2089 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
2090 /* 1 means ignore all menu bindings entirely. */
2091 int nomenus
= !NILP (firstonly
) && !EQ (firstonly
, Qnon_ascii
);
2093 /* Find keymaps accessible from `keymap' or the current
2094 context. But don't muck with the value of `keymap',
2095 because `where_is_internal_1' uses it to check for
2096 shadowed bindings. */
2098 if (! keymap_specified
)
2099 keymap1
= get_local_map (PT
, current_buffer
, keymap
);
2101 if (!NILP (keymap1
))
2102 maps
= nconc2 (Faccessible_keymaps (get_keymap (keymap1
), Qnil
),
2103 Faccessible_keymaps (get_keymap (current_global_map
),
2108 if (! keymap_specified
)
2109 keymap1
= get_local_map (PT
, current_buffer
, local_map
);
2111 if (!NILP (keymap1
))
2112 maps
= nconc2 (Faccessible_keymaps (get_keymap (keymap1
), Qnil
),
2113 Faccessible_keymaps (get_keymap (current_global_map
),
2116 maps
= Faccessible_keymaps (get_keymap (current_global_map
), Qnil
);
2119 /* Put the minor mode keymaps on the front. */
2120 if (! keymap_specified
)
2123 minors
= Fnreverse (Fcurrent_minor_mode_maps ());
2124 while (!NILP (minors
))
2126 maps
= nconc2 (Faccessible_keymaps (get_keymap (XCAR (minors
)),
2129 minors
= XCDR (minors
);
2133 GCPRO5 (definition
, xkeymap
, maps
, found
, sequences
);
2137 for (; !NILP (maps
); maps
= Fcdr (maps
))
2139 /* Key sequence to reach map, and the map that it reaches */
2140 register Lisp_Object
this, map
;
2142 /* In order to fold [META-PREFIX-CHAR CHAR] sequences into
2143 [M-CHAR] sequences, check if last character of the sequence
2144 is the meta-prefix char. */
2148 this = Fcar (Fcar (maps
));
2149 map
= Fcdr (Fcar (maps
));
2150 last
= make_number (XINT (Flength (this)) - 1);
2151 last_is_meta
= (XINT (last
) >= 0
2152 && EQ (Faref (this, last
), meta_prefix_char
));
2158 /* Because the code we want to run on each binding is rather
2159 large, we don't want to have two separate loop bodies for
2160 sparse keymap bindings and tables; we want to iterate one
2161 loop body over both keymap and vector bindings.
2163 For this reason, if Fcar (map) is a vector, we don't
2164 advance map to the next element until i indicates that we
2165 have finished off the vector. */
2166 Lisp_Object elt
, key
, binding
;
2174 /* Set key and binding to the current key and binding, and
2175 advance map and i to the next binding. */
2178 Lisp_Object sequence
;
2180 /* In a vector, look at each element. */
2181 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
2183 binding
= XVECTOR (elt
)->contents
[i
];
2184 XSETFASTINT (key
, i
);
2185 sequence
= where_is_internal_1 (binding
, key
, definition
,
2186 noindirect
, xkeymap
, this,
2187 last
, nomenus
, last_is_meta
);
2188 if (!NILP (sequence
))
2189 sequences
= Fcons (sequence
, sequences
);
2192 else if (CHAR_TABLE_P (elt
))
2194 Lisp_Object indices
[3];
2197 args
= Fcons (Fcons (Fcons (definition
, noindirect
),
2198 Fcons (xkeymap
, Qnil
)),
2199 Fcons (Fcons (this, last
),
2200 Fcons (make_number (nomenus
),
2201 make_number (last_is_meta
))));
2203 map_char_table (where_is_internal_2
, Qnil
, elt
, args
,
2205 sequences
= XCDR (XCDR (XCAR (args
)));
2207 else if (CONSP (elt
))
2209 Lisp_Object sequence
;
2212 binding
= XCDR (elt
);
2214 sequence
= where_is_internal_1 (binding
, key
, definition
,
2215 noindirect
, xkeymap
, this,
2216 last
, nomenus
, last_is_meta
);
2217 if (!NILP (sequence
))
2218 sequences
= Fcons (sequence
, sequences
);
2222 for (; ! NILP (sequences
); sequences
= XCDR (sequences
))
2224 Lisp_Object sequence
;
2226 sequence
= XCAR (sequences
);
2228 /* It is a true unshadowed match. Record it, unless it's already
2229 been seen (as could happen when inheriting keymaps). */
2230 if (NILP (Fmember (sequence
, found
)))
2231 found
= Fcons (sequence
, found
);
2233 /* If firstonly is Qnon_ascii, then we can return the first
2234 binding we find. If firstonly is not Qnon_ascii but not
2235 nil, then we should return the first ascii-only binding
2237 if (EQ (firstonly
, Qnon_ascii
))
2238 RETURN_UNGCPRO (sequence
);
2239 else if (! NILP (firstonly
) && ascii_sequence_p (sequence
))
2240 RETURN_UNGCPRO (sequence
);
2247 found
= Fnreverse (found
);
2249 /* firstonly may have been t, but we may have gone all the way through
2250 the keymaps without finding an all-ASCII key sequence. So just
2251 return the best we could find. */
2252 if (! NILP (firstonly
))
2253 return Fcar (found
);
2258 /* This is the function that Fwhere_is_internal calls using map_char_table.
2260 (((DEFINITION . NOINDIRECT) . (KEYMAP . RESULT))
2262 ((THIS . LAST) . (NOMENUS . LAST_IS_META)))
2263 Since map_char_table doesn't really use the return value from this function,
2264 we the result append to RESULT, the slot in ARGS. */
2267 where_is_internal_2 (args
, key
, binding
)
2268 Lisp_Object args
, key
, binding
;
2270 Lisp_Object definition
, noindirect
, keymap
, this, last
;
2271 Lisp_Object result
, sequence
;
2272 int nomenus
, last_is_meta
;
2274 result
= XCDR (XCDR (XCAR (args
)));
2275 definition
= XCAR (XCAR (XCAR (args
)));
2276 noindirect
= XCDR (XCAR (XCAR (args
)));
2277 keymap
= XCAR (XCDR (XCAR (args
)));
2278 this = XCAR (XCAR (XCDR (args
)));
2279 last
= XCDR (XCAR (XCDR (args
)));
2280 nomenus
= XFASTINT (XCAR (XCDR (XCDR (args
))));
2281 last_is_meta
= XFASTINT (XCDR (XCDR (XCDR (args
))));
2283 sequence
= where_is_internal_1 (binding
, key
, definition
, noindirect
, keymap
,
2284 this, last
, nomenus
, last_is_meta
);
2286 if (!NILP (sequence
))
2287 XCDR (XCDR (XCAR (args
)))
2288 = Fcons (sequence
, result
);
2292 where_is_internal_1 (binding
, key
, definition
, noindirect
, keymap
, this, last
,
2293 nomenus
, last_is_meta
)
2294 Lisp_Object binding
, key
, definition
, noindirect
, keymap
, this, last
;
2295 int nomenus
, last_is_meta
;
2297 Lisp_Object sequence
;
2298 int keymap_specified
= !NILP (keymap
);
2300 /* Search through indirections unless that's not wanted. */
2301 if (NILP (noindirect
))
2307 Lisp_Object map
, tem
;
2308 /* If the contents are (KEYMAP . ELEMENT), go indirect. */
2309 map
= get_keymap_1 (Fcar_safe (definition
), 0, 0);
2310 tem
= Fkeymapp (map
);
2312 definition
= access_keymap (map
, Fcdr (definition
), 0, 0);
2316 /* If the contents are (menu-item ...) or (STRING ...), reject. */
2317 if (CONSP (definition
)
2318 && (EQ (XCAR (definition
),Qmenu_item
)
2319 || STRINGP (XCAR (definition
))))
2323 binding
= get_keyelt (binding
, 0);
2326 /* End this iteration if this element does not match
2329 if (CONSP (definition
))
2332 tem
= Fequal (binding
, definition
);
2337 if (!EQ (binding
, definition
))
2340 /* We have found a match.
2341 Construct the key sequence where we found it. */
2342 if (INTEGERP (key
) && last_is_meta
)
2344 sequence
= Fcopy_sequence (this);
2345 Faset (sequence
, last
, make_number (XINT (key
) | meta_modifier
));
2348 sequence
= append_key (this, key
);
2350 /* Verify that this key binding is not shadowed by another
2351 binding for the same key, before we say it exists.
2353 Mechanism: look for local definition of this key and if
2354 it is defined and does not match what we found then
2357 Either nil or number as value from Flookup_key
2359 if (keymap_specified
)
2361 binding
= Flookup_key (keymap
, sequence
, Qnil
);
2362 if (!NILP (binding
) && !INTEGERP (binding
))
2364 if (CONSP (definition
))
2367 tem
= Fequal (binding
, definition
);
2372 if (!EQ (binding
, definition
))
2378 binding
= Fkey_binding (sequence
, Qnil
);
2379 if (!EQ (binding
, definition
))
2386 /* describe-bindings - summarizing all the bindings in a set of keymaps. */
2388 DEFUN ("describe-bindings-internal", Fdescribe_bindings_internal
, Sdescribe_bindings_internal
, 0, 2, "",
2389 "Show a list of all defined keys, and their definitions.\n\
2390 We put that list in a buffer, and display the buffer.\n\
2392 The optional argument MENUS, if non-nil, says to mention menu bindings.\n\
2393 \(Ordinarily these are omitted from the output.)\n\
2394 The optional argument PREFIX, if non-nil, should be a key sequence;\n\
2395 then we display only bindings that start with that prefix.")
2397 Lisp_Object menus
, prefix
;
2399 register Lisp_Object thisbuf
;
2400 XSETBUFFER (thisbuf
, current_buffer
);
2401 internal_with_output_to_temp_buffer ("*Help*",
2402 describe_buffer_bindings
,
2403 list3 (thisbuf
, prefix
, menus
));
2407 /* ARG is (BUFFER PREFIX MENU-FLAG). */
2410 describe_buffer_bindings (arg
)
2413 Lisp_Object descbuf
, prefix
, shadow
;
2415 register Lisp_Object start1
;
2416 struct gcpro gcpro1
;
2418 char *alternate_heading
2420 Keyboard translations:\n\n\
2421 You type Translation\n\
2422 -------- -----------\n";
2424 descbuf
= XCAR (arg
);
2426 prefix
= XCAR (arg
);
2428 nomenu
= NILP (XCAR (arg
));
2433 Fset_buffer (Vstandard_output
);
2435 /* Report on alternates for keys. */
2436 if (STRINGP (Vkeyboard_translate_table
) && !NILP (prefix
))
2439 unsigned char *translate
= XSTRING (Vkeyboard_translate_table
)->data
;
2440 int translate_len
= XSTRING (Vkeyboard_translate_table
)->size
;
2442 for (c
= 0; c
< translate_len
; c
++)
2443 if (translate
[c
] != c
)
2445 char buf
[KEY_DESCRIPTION_SIZE
];
2448 if (alternate_heading
)
2450 insert_string (alternate_heading
);
2451 alternate_heading
= 0;
2454 bufend
= push_key_description (translate
[c
], buf
);
2455 insert (buf
, bufend
- buf
);
2456 Findent_to (make_number (16), make_number (1));
2457 bufend
= push_key_description (c
, buf
);
2458 insert (buf
, bufend
- buf
);
2466 if (!NILP (Vkey_translation_map
))
2467 describe_map_tree (Vkey_translation_map
, 0, Qnil
, prefix
,
2468 "Key translations", nomenu
, 1, 0);
2472 Lisp_Object
*modes
, *maps
;
2474 /* Temporarily switch to descbuf, so that we can get that buffer's
2475 minor modes correctly. */
2476 Fset_buffer (descbuf
);
2478 if (!NILP (current_kboard
->Voverriding_terminal_local_map
)
2479 || !NILP (Voverriding_local_map
))
2482 nmaps
= current_minor_maps (&modes
, &maps
);
2483 Fset_buffer (Vstandard_output
);
2485 /* Print the minor mode maps. */
2486 for (i
= 0; i
< nmaps
; i
++)
2488 /* The title for a minor mode keymap
2489 is constructed at run time.
2490 We let describe_map_tree do the actual insertion
2491 because it takes care of other features when doing so. */
2494 if (!SYMBOLP (modes
[i
]))
2497 p
= title
= (char *) alloca (42 + XSYMBOL (modes
[i
])->name
->size
);
2501 bcopy (XSYMBOL (modes
[i
])->name
->data
, p
,
2502 XSYMBOL (modes
[i
])->name
->size
);
2503 p
+= XSYMBOL (modes
[i
])->name
->size
;
2505 bcopy (" Minor Mode Bindings", p
, sizeof (" Minor Mode Bindings") - 1);
2506 p
+= sizeof (" Minor Mode Bindings") - 1;
2509 describe_map_tree (maps
[i
], 1, shadow
, prefix
, title
, nomenu
, 0, 0);
2510 shadow
= Fcons (maps
[i
], shadow
);
2514 /* Print the (major mode) local map. */
2515 if (!NILP (current_kboard
->Voverriding_terminal_local_map
))
2516 start1
= current_kboard
->Voverriding_terminal_local_map
;
2517 else if (!NILP (Voverriding_local_map
))
2518 start1
= Voverriding_local_map
;
2520 start1
= XBUFFER (descbuf
)->keymap
;
2524 describe_map_tree (start1
, 1, shadow
, prefix
,
2525 "\f\nMajor Mode Bindings", nomenu
, 0, 0);
2526 shadow
= Fcons (start1
, shadow
);
2529 describe_map_tree (current_global_map
, 1, shadow
, prefix
,
2530 "\f\nGlobal Bindings", nomenu
, 0, 1);
2532 /* Print the function-key-map translations under this prefix. */
2533 if (!NILP (Vfunction_key_map
))
2534 describe_map_tree (Vfunction_key_map
, 0, Qnil
, prefix
,
2535 "\f\nFunction key map translations", nomenu
, 1, 0);
2537 call0 (intern ("help-mode"));
2538 Fset_buffer (descbuf
);
2543 /* Insert a description of the key bindings in STARTMAP,
2544 followed by those of all maps reachable through STARTMAP.
2545 If PARTIAL is nonzero, omit certain "uninteresting" commands
2546 (such as `undefined').
2547 If SHADOW is non-nil, it is a list of maps;
2548 don't mention keys which would be shadowed by any of them.
2549 PREFIX, if non-nil, says mention only keys that start with PREFIX.
2550 TITLE, if not 0, is a string to insert at the beginning.
2551 TITLE should not end with a colon or a newline; we supply that.
2552 If NOMENU is not 0, then omit menu-bar commands.
2554 If TRANSL is nonzero, the definitions are actually key translations
2555 so print strings and vectors differently.
2557 If ALWAYS_TITLE is nonzero, print the title even if there are no maps
2561 describe_map_tree (startmap
, partial
, shadow
, prefix
, title
, nomenu
, transl
,
2563 Lisp_Object startmap
, shadow
, prefix
;
2570 Lisp_Object maps
, orig_maps
, seen
, sub_shadows
;
2571 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2578 orig_maps
= maps
= Faccessible_keymaps (startmap
, prefix
);
2581 GCPRO3 (maps
, seen
, sub_shadows
);
2587 /* Delete from MAPS each element that is for the menu bar. */
2588 for (list
= maps
; !NILP (list
); list
= XCDR (list
))
2590 Lisp_Object elt
, prefix
, tem
;
2593 prefix
= Fcar (elt
);
2594 if (XVECTOR (prefix
)->size
>= 1)
2596 tem
= Faref (prefix
, make_number (0));
2597 if (EQ (tem
, Qmenu_bar
))
2598 maps
= Fdelq (elt
, maps
);
2603 if (!NILP (maps
) || always_title
)
2607 insert_string (title
);
2610 insert_string (" Starting With ");
2611 insert1 (Fkey_description (prefix
));
2613 insert_string (":\n");
2615 insert_string (key_heading
);
2619 for (; !NILP (maps
); maps
= Fcdr (maps
))
2621 register Lisp_Object elt
, prefix
, tail
;
2624 prefix
= Fcar (elt
);
2628 for (tail
= shadow
; CONSP (tail
); tail
= XCDR (tail
))
2632 shmap
= XCAR (tail
);
2634 /* If the sequence by which we reach this keymap is zero-length,
2635 then the shadow map for this keymap is just SHADOW. */
2636 if ((STRINGP (prefix
) && XSTRING (prefix
)->size
== 0)
2637 || (VECTORP (prefix
) && XVECTOR (prefix
)->size
== 0))
2639 /* If the sequence by which we reach this keymap actually has
2640 some elements, then the sequence's definition in SHADOW is
2641 what we should use. */
2644 shmap
= Flookup_key (shmap
, Fcar (elt
), Qt
);
2645 if (INTEGERP (shmap
))
2649 /* If shmap is not nil and not a keymap,
2650 it completely shadows this map, so don't
2651 describe this map at all. */
2652 if (!NILP (shmap
) && NILP (Fkeymapp (shmap
)))
2656 sub_shadows
= Fcons (shmap
, sub_shadows
);
2659 /* Maps we have already listed in this loop shadow this map. */
2660 for (tail
= orig_maps
; ! EQ (tail
, maps
); tail
= XCDR (tail
))
2663 tem
= Fequal (Fcar (XCAR (tail
)), prefix
);
2665 sub_shadows
= Fcons (XCDR (XCAR (tail
)), sub_shadows
);
2668 describe_map (Fcdr (elt
), prefix
,
2669 transl
? describe_translation
: describe_command
,
2670 partial
, sub_shadows
, &seen
, nomenu
);
2676 insert_string ("\n");
2681 static int previous_description_column
;
2684 describe_command (definition
)
2685 Lisp_Object definition
;
2687 register Lisp_Object tem1
;
2688 int column
= current_column ();
2689 int description_column
;
2691 /* If column 16 is no good, go to col 32;
2692 but don't push beyond that--go to next line instead. */
2696 description_column
= 32;
2698 else if (column
> 14 || (column
> 10 && previous_description_column
== 32))
2699 description_column
= 32;
2701 description_column
= 16;
2703 Findent_to (make_number (description_column
), make_number (1));
2704 previous_description_column
= description_column
;
2706 if (SYMBOLP (definition
))
2708 XSETSTRING (tem1
, XSYMBOL (definition
)->name
);
2710 insert_string ("\n");
2712 else if (STRINGP (definition
) || VECTORP (definition
))
2713 insert_string ("Keyboard Macro\n");
2716 tem1
= Fkeymapp (definition
);
2718 insert_string ("Prefix Command\n");
2720 insert_string ("??\n");
2725 describe_translation (definition
)
2726 Lisp_Object definition
;
2728 register Lisp_Object tem1
;
2730 Findent_to (make_number (16), make_number (1));
2732 if (SYMBOLP (definition
))
2734 XSETSTRING (tem1
, XSYMBOL (definition
)->name
);
2736 insert_string ("\n");
2738 else if (STRINGP (definition
) || VECTORP (definition
))
2740 insert1 (Fkey_description (definition
));
2741 insert_string ("\n");
2745 tem1
= Fkeymapp (definition
);
2747 insert_string ("Prefix Command\n");
2749 insert_string ("??\n");
2753 /* Like Flookup_key, but uses a list of keymaps SHADOW instead of a single map.
2754 Returns the first non-nil binding found in any of those maps. */
2757 shadow_lookup (shadow
, key
, flag
)
2758 Lisp_Object shadow
, key
, flag
;
2760 Lisp_Object tail
, value
;
2762 for (tail
= shadow
; CONSP (tail
); tail
= XCDR (tail
))
2764 value
= Flookup_key (XCAR (tail
), key
, flag
);
2771 /* Describe the contents of map MAP, assuming that this map itself is
2772 reached by the sequence of prefix keys KEYS (a string or vector).
2773 PARTIAL, SHADOW, NOMENU are as in `describe_map_tree' above. */
2776 describe_map (map
, keys
, elt_describer
, partial
, shadow
, seen
, nomenu
)
2777 register Lisp_Object map
;
2779 void (*elt_describer
) P_ ((Lisp_Object
));
2785 Lisp_Object elt_prefix
;
2786 Lisp_Object tail
, definition
, event
;
2788 Lisp_Object suppress
;
2791 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2793 if (!NILP (keys
) && XFASTINT (Flength (keys
)) > 0)
2795 /* Call Fkey_description first, to avoid GC bug for the other string. */
2796 tem
= Fkey_description (keys
);
2797 elt_prefix
= concat2 (tem
, build_string (" "));
2803 suppress
= intern ("suppress-keymap");
2805 /* This vector gets used to present single keys to Flookup_key. Since
2806 that is done once per keymap element, we don't want to cons up a
2807 fresh vector every time. */
2808 kludge
= Fmake_vector (make_number (1), Qnil
);
2811 GCPRO3 (elt_prefix
, definition
, kludge
);
2813 for (tail
= map
; CONSP (tail
); tail
= XCDR (tail
))
2817 if (VECTORP (XCAR (tail
))
2818 || CHAR_TABLE_P (XCAR (tail
)))
2819 describe_vector (XCAR (tail
),
2820 elt_prefix
, elt_describer
, partial
, shadow
, map
,
2822 else if (CONSP (XCAR (tail
)))
2824 event
= XCAR (XCAR (tail
));
2826 /* Ignore bindings whose "keys" are not really valid events.
2827 (We get these in the frames and buffers menu.) */
2828 if (! (SYMBOLP (event
) || INTEGERP (event
)))
2831 if (nomenu
&& EQ (event
, Qmenu_bar
))
2834 definition
= get_keyelt (XCDR (XCAR (tail
)), 0);
2836 /* Don't show undefined commands or suppressed commands. */
2837 if (NILP (definition
)) continue;
2838 if (SYMBOLP (definition
) && partial
)
2840 tem
= Fget (definition
, suppress
);
2845 /* Don't show a command that isn't really visible
2846 because a local definition of the same key shadows it. */
2848 XVECTOR (kludge
)->contents
[0] = event
;
2851 tem
= shadow_lookup (shadow
, kludge
, Qt
);
2852 if (!NILP (tem
)) continue;
2855 tem
= Flookup_key (map
, kludge
, Qt
);
2856 if (! EQ (tem
, definition
)) continue;
2860 previous_description_column
= 0;
2865 if (!NILP (elt_prefix
))
2866 insert1 (elt_prefix
);
2868 /* THIS gets the string to describe the character EVENT. */
2869 insert1 (Fsingle_key_description (event
));
2871 /* Print a description of the definition of this character.
2872 elt_describer will take care of spacing out far enough
2873 for alignment purposes. */
2874 (*elt_describer
) (definition
);
2876 else if (EQ (XCAR (tail
), Qkeymap
))
2878 /* The same keymap might be in the structure twice, if we're
2879 using an inherited keymap. So skip anything we've already
2881 tem
= Fassq (tail
, *seen
);
2882 if (CONSP (tem
) && !NILP (Fequal (XCAR (tem
), keys
)))
2884 *seen
= Fcons (Fcons (tail
, keys
), *seen
);
2892 describe_vector_princ (elt
)
2895 Findent_to (make_number (16), make_number (1));
2900 DEFUN ("describe-vector", Fdescribe_vector
, Sdescribe_vector
, 1, 1, 0,
2901 "Insert a description of contents of VECTOR.\n\
2902 This is text showing the elements of vector matched against indices.")
2906 int count
= specpdl_ptr
- specpdl
;
2908 specbind (Qstandard_output
, Fcurrent_buffer ());
2909 CHECK_VECTOR_OR_CHAR_TABLE (vector
, 0);
2910 describe_vector (vector
, Qnil
, describe_vector_princ
, 0,
2911 Qnil
, Qnil
, (int *)0, 0);
2913 return unbind_to (count
, Qnil
);
2916 /* Insert in the current buffer a description of the contents of VECTOR.
2917 We call ELT_DESCRIBER to insert the description of one value found
2920 ELT_PREFIX describes what "comes before" the keys or indices defined
2921 by this vector. This is a human-readable string whose size
2922 is not necessarily related to the situation.
2924 If the vector is in a keymap, ELT_PREFIX is a prefix key which
2925 leads to this keymap.
2927 If the vector is a chartable, ELT_PREFIX is the vector
2928 of bytes that lead to the character set or portion of a character
2929 set described by this chartable.
2931 If PARTIAL is nonzero, it means do not mention suppressed commands
2932 (that assumes the vector is in a keymap).
2934 SHADOW is a list of keymaps that shadow this map.
2935 If it is non-nil, then we look up the key in those maps
2936 and we don't mention it now if it is defined by any of them.
2938 ENTIRE_MAP is the keymap in which this vector appears.
2939 If the definition in effect in the whole map does not match
2940 the one in this vector, we ignore this one.
2942 When describing a sub-char-table, INDICES is a list of
2943 indices at higher levels in this char-table,
2944 and CHAR_TABLE_DEPTH says how many levels down we have gone. */
2947 describe_vector (vector
, elt_prefix
, elt_describer
,
2948 partial
, shadow
, entire_map
,
2949 indices
, char_table_depth
)
2950 register Lisp_Object vector
;
2951 Lisp_Object elt_prefix
;
2952 void (*elt_describer
) P_ ((Lisp_Object
));
2955 Lisp_Object entire_map
;
2957 int char_table_depth
;
2959 Lisp_Object definition
;
2962 Lisp_Object suppress
;
2965 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2966 /* Range of elements to be handled. */
2968 /* A flag to tell if a leaf in this level of char-table is not a
2969 generic character (i.e. a complete multibyte character). */
2975 indices
= (int *) alloca (3 * sizeof (int));
2979 /* This vector gets used to present single keys to Flookup_key. Since
2980 that is done once per vector element, we don't want to cons up a
2981 fresh vector every time. */
2982 kludge
= Fmake_vector (make_number (1), Qnil
);
2983 GCPRO3 (elt_prefix
, definition
, kludge
);
2986 suppress
= intern ("suppress-keymap");
2988 if (CHAR_TABLE_P (vector
))
2990 if (char_table_depth
== 0)
2992 /* VECTOR is a top level char-table. */
2995 to
= CHAR_TABLE_ORDINARY_SLOTS
;
2999 /* VECTOR is a sub char-table. */
3000 if (char_table_depth
>= 3)
3001 /* A char-table is never that deep. */
3002 error ("Too deep char table");
3005 = (CHARSET_VALID_P (indices
[0])
3006 && ((CHARSET_DIMENSION (indices
[0]) == 1
3007 && char_table_depth
== 1)
3008 || char_table_depth
== 2));
3010 /* Meaningful elements are from 32th to 127th. */
3012 to
= SUB_CHAR_TABLE_ORDINARY_SLOTS
;
3017 /* This does the right thing for ordinary vectors. */
3021 to
= XVECTOR (vector
)->size
;
3024 for (i
= from
; i
< to
; i
++)
3028 if (CHAR_TABLE_P (vector
))
3030 if (char_table_depth
== 0 && i
>= CHAR_TABLE_SINGLE_BYTE_SLOTS
)
3033 if (i
>= CHAR_TABLE_SINGLE_BYTE_SLOTS
3034 && !CHARSET_DEFINED_P (i
- 128))
3038 = get_keyelt (XCHAR_TABLE (vector
)->contents
[i
], 0);
3041 definition
= get_keyelt (XVECTOR (vector
)->contents
[i
], 0);
3043 if (NILP (definition
)) continue;
3045 /* Don't mention suppressed commands. */
3046 if (SYMBOLP (definition
) && partial
)
3050 tem
= Fget (definition
, suppress
);
3052 if (!NILP (tem
)) continue;
3055 /* Set CHARACTER to the character this entry describes, if any.
3056 Also update *INDICES. */
3057 if (CHAR_TABLE_P (vector
))
3059 indices
[char_table_depth
] = i
;
3061 if (char_table_depth
== 0)
3064 indices
[0] = i
- 128;
3066 else if (complete_char
)
3068 character
= MAKE_CHAR (indices
[0], indices
[1], indices
[2]);
3076 /* If this binding is shadowed by some other map, ignore it. */
3077 if (!NILP (shadow
) && complete_char
)
3081 XVECTOR (kludge
)->contents
[0] = make_number (character
);
3082 tem
= shadow_lookup (shadow
, kludge
, Qt
);
3084 if (!NILP (tem
)) continue;
3087 /* Ignore this definition if it is shadowed by an earlier
3088 one in the same keymap. */
3089 if (!NILP (entire_map
) && complete_char
)
3093 XVECTOR (kludge
)->contents
[0] = make_number (character
);
3094 tem
= Flookup_key (entire_map
, kludge
, Qt
);
3096 if (! EQ (tem
, definition
))
3102 if (char_table_depth
== 0)
3107 /* For a sub char-table, show the depth by indentation.
3108 CHAR_TABLE_DEPTH can be greater than 0 only for a char-table. */
3109 if (char_table_depth
> 0)
3110 insert (" ", char_table_depth
* 2); /* depth is 1 or 2. */
3112 /* Output the prefix that applies to every entry in this map. */
3113 if (!NILP (elt_prefix
))
3114 insert1 (elt_prefix
);
3116 /* Insert or describe the character this slot is for,
3117 or a description of what it is for. */
3118 if (SUB_CHAR_TABLE_P (vector
))
3121 insert_char (character
);
3124 /* We need an octal representation for this block of
3127 sprintf (work
, "(row %d)", i
);
3128 insert (work
, strlen (work
));
3131 else if (CHAR_TABLE_P (vector
))
3134 insert1 (Fsingle_key_description (make_number (character
)));
3137 /* Print the information for this character set. */
3138 insert_string ("<");
3139 tem2
= CHARSET_TABLE_INFO (i
- 128, CHARSET_SHORT_NAME_IDX
);
3141 insert_from_string (tem2
, 0, 0, XSTRING (tem2
)->size
,
3142 STRING_BYTES (XSTRING (tem2
)), 0);
3150 insert1 (Fsingle_key_description (make_number (character
)));
3153 /* If we find a sub char-table within a char-table,
3154 scan it recursively; it defines the details for
3155 a character set or a portion of a character set. */
3156 if (CHAR_TABLE_P (vector
) && SUB_CHAR_TABLE_P (definition
))
3159 describe_vector (definition
, elt_prefix
, elt_describer
,
3160 partial
, shadow
, entire_map
,
3161 indices
, char_table_depth
+ 1);
3167 /* Find all consecutive characters or rows that have the same
3168 definition. But, for elements of a top level char table, if
3169 they are for charsets, we had better describe one by one even
3170 if they have the same definition. */
3171 if (CHAR_TABLE_P (vector
))
3175 if (char_table_depth
== 0)
3176 limit
= CHAR_TABLE_SINGLE_BYTE_SLOTS
;
3178 while (i
+ 1 < limit
3179 && (tem2
= get_keyelt (XCHAR_TABLE (vector
)->contents
[i
+ 1], 0),
3181 && !NILP (Fequal (tem2
, definition
)))
3186 && (tem2
= get_keyelt (XVECTOR (vector
)->contents
[i
+ 1], 0),
3188 && !NILP (Fequal (tem2
, definition
)))
3192 /* If we have a range of more than one character,
3193 print where the range reaches to. */
3195 if (i
!= starting_i
)
3199 if (!NILP (elt_prefix
))
3200 insert1 (elt_prefix
);
3202 if (CHAR_TABLE_P (vector
))
3204 if (char_table_depth
== 0)
3206 insert1 (Fsingle_key_description (make_number (i
)));
3208 else if (complete_char
)
3210 indices
[char_table_depth
] = i
;
3211 character
= MAKE_CHAR (indices
[0], indices
[1], indices
[2]);
3212 insert_char (character
);
3216 /* We need an octal representation for this block of
3219 sprintf (work
, "(row %d)", i
);
3220 insert (work
, strlen (work
));
3225 insert1 (Fsingle_key_description (make_number (i
)));
3229 /* Print a description of the definition of this character.
3230 elt_describer will take care of spacing out far enough
3231 for alignment purposes. */
3232 (*elt_describer
) (definition
);
3235 /* For (sub) char-table, print `defalt' slot at last. */
3236 if (CHAR_TABLE_P (vector
) && !NILP (XCHAR_TABLE (vector
)->defalt
))
3238 insert (" ", char_table_depth
* 2);
3239 insert_string ("<<default>>");
3240 (*elt_describer
) (XCHAR_TABLE (vector
)->defalt
);
3246 /* Apropos - finding all symbols whose names match a regexp. */
3247 Lisp_Object apropos_predicate
;
3248 Lisp_Object apropos_accumulate
;
3251 apropos_accum (symbol
, string
)
3252 Lisp_Object symbol
, string
;
3254 register Lisp_Object tem
;
3256 tem
= Fstring_match (string
, Fsymbol_name (symbol
), Qnil
);
3257 if (!NILP (tem
) && !NILP (apropos_predicate
))
3258 tem
= call1 (apropos_predicate
, symbol
);
3260 apropos_accumulate
= Fcons (symbol
, apropos_accumulate
);
3263 DEFUN ("apropos-internal", Fapropos_internal
, Sapropos_internal
, 1, 2, 0,
3264 "Show all symbols whose names contain match for REGEXP.\n\
3265 If optional 2nd arg PREDICATE is non-nil, (funcall PREDICATE SYMBOL) is done\n\
3266 for each symbol and a symbol is mentioned only if that returns non-nil.\n\
3267 Return list of symbols found.")
3269 Lisp_Object regexp
, predicate
;
3271 struct gcpro gcpro1
, gcpro2
;
3272 CHECK_STRING (regexp
, 0);
3273 apropos_predicate
= predicate
;
3274 GCPRO2 (apropos_predicate
, apropos_accumulate
);
3275 apropos_accumulate
= Qnil
;
3276 map_obarray (Vobarray
, apropos_accum
, regexp
);
3277 apropos_accumulate
= Fsort (apropos_accumulate
, Qstring_lessp
);
3279 return apropos_accumulate
;
3285 Qkeymap
= intern ("keymap");
3286 staticpro (&Qkeymap
);
3288 /* Now we are ready to set up this property, so we can
3289 create char tables. */
3290 Fput (Qkeymap
, Qchar_table_extra_slots
, make_number (0));
3292 /* Initialize the keymaps standardly used.
3293 Each one is the value of a Lisp variable, and is also
3294 pointed to by a C variable */
3296 global_map
= Fmake_keymap (Qnil
);
3297 Fset (intern ("global-map"), global_map
);
3299 current_global_map
= global_map
;
3300 staticpro (&global_map
);
3301 staticpro (¤t_global_map
);
3303 meta_map
= Fmake_keymap (Qnil
);
3304 Fset (intern ("esc-map"), meta_map
);
3305 Ffset (intern ("ESC-prefix"), meta_map
);
3307 control_x_map
= Fmake_keymap (Qnil
);
3308 Fset (intern ("ctl-x-map"), control_x_map
);
3309 Ffset (intern ("Control-X-prefix"), control_x_map
);
3311 DEFVAR_LISP ("define-key-rebound-commands", &Vdefine_key_rebound_commands
,
3312 "List of commands given new key bindings recently.\n\
3313 This is used for internal purposes during Emacs startup;\n\
3314 don't alter it yourself.");
3315 Vdefine_key_rebound_commands
= Qt
;
3317 DEFVAR_LISP ("minibuffer-local-map", &Vminibuffer_local_map
,
3318 "Default keymap to use when reading from the minibuffer.");
3319 Vminibuffer_local_map
= Fmake_sparse_keymap (Qnil
);
3321 DEFVAR_LISP ("minibuffer-local-ns-map", &Vminibuffer_local_ns_map
,
3322 "Local keymap for the minibuffer when spaces are not allowed.");
3323 Vminibuffer_local_ns_map
= Fmake_sparse_keymap (Qnil
);
3325 DEFVAR_LISP ("minibuffer-local-completion-map", &Vminibuffer_local_completion_map
,
3326 "Local keymap for minibuffer input with completion.");
3327 Vminibuffer_local_completion_map
= Fmake_sparse_keymap (Qnil
);
3329 DEFVAR_LISP ("minibuffer-local-must-match-map", &Vminibuffer_local_must_match_map
,
3330 "Local keymap for minibuffer input with completion, for exact match.");
3331 Vminibuffer_local_must_match_map
= Fmake_sparse_keymap (Qnil
);
3333 DEFVAR_LISP ("minor-mode-map-alist", &Vminor_mode_map_alist
,
3334 "Alist of keymaps to use for minor modes.\n\
3335 Each element looks like (VARIABLE . KEYMAP); KEYMAP is used to read\n\
3336 key sequences and look up bindings iff VARIABLE's value is non-nil.\n\
3337 If two active keymaps bind the same key, the keymap appearing earlier\n\
3338 in the list takes precedence.");
3339 Vminor_mode_map_alist
= Qnil
;
3341 DEFVAR_LISP ("minor-mode-overriding-map-alist", &Vminor_mode_overriding_map_alist
,
3342 "Alist of keymaps to use for minor modes, in current major mode.\n\
3343 This variable is a alist just like `minor-mode-map-alist', and it is\n\
3344 used the same way (and before `minor-mode-map-alist'); however,\n\
3345 it is provided for major modes to bind locally.");
3346 Vminor_mode_overriding_map_alist
= Qnil
;
3348 DEFVAR_LISP ("function-key-map", &Vfunction_key_map
,
3349 "Keymap mapping ASCII function key sequences onto their preferred forms.\n\
3350 This allows Emacs to recognize function keys sent from ASCII\n\
3351 terminals at any point in a key sequence.\n\
3353 The `read-key-sequence' function replaces any subsequence bound by\n\
3354 `function-key-map' with its binding. More precisely, when the active\n\
3355 keymaps have no binding for the current key sequence but\n\
3356 `function-key-map' binds a suffix of the sequence to a vector or string,\n\
3357 `read-key-sequence' replaces the matching suffix with its binding, and\n\
3358 continues with the new sequence.\n\
3360 The events that come from bindings in `function-key-map' are not\n\
3361 themselves looked up in `function-key-map'.\n\
3363 For example, suppose `function-key-map' binds `ESC O P' to [f1].\n\
3364 Typing `ESC O P' to `read-key-sequence' would return [f1]. Typing\n\
3365 `C-x ESC O P' would return [?\\C-x f1]. If [f1] were a prefix\n\
3366 key, typing `ESC O P x' would return [f1 x].");
3367 Vfunction_key_map
= Fmake_sparse_keymap (Qnil
);
3369 DEFVAR_LISP ("key-translation-map", &Vkey_translation_map
,
3370 "Keymap of key translations that can override keymaps.\n\
3371 This keymap works like `function-key-map', but comes after that,\n\
3372 and applies even for keys that have ordinary bindings.");
3373 Vkey_translation_map
= Qnil
;
3375 Qsingle_key_description
= intern ("single-key-description");
3376 staticpro (&Qsingle_key_description
);
3378 Qkey_description
= intern ("key-description");
3379 staticpro (&Qkey_description
);
3381 Qkeymapp
= intern ("keymapp");
3382 staticpro (&Qkeymapp
);
3384 Qnon_ascii
= intern ("non-ascii");
3385 staticpro (&Qnon_ascii
);
3387 Qmenu_item
= intern ("menu-item");
3388 staticpro (&Qmenu_item
);
3390 defsubr (&Skeymapp
);
3391 defsubr (&Skeymap_parent
);
3392 defsubr (&Sset_keymap_parent
);
3393 defsubr (&Smake_keymap
);
3394 defsubr (&Smake_sparse_keymap
);
3395 defsubr (&Scopy_keymap
);
3396 defsubr (&Skey_binding
);
3397 defsubr (&Slocal_key_binding
);
3398 defsubr (&Sglobal_key_binding
);
3399 defsubr (&Sminor_mode_key_binding
);
3400 defsubr (&Sdefine_key
);
3401 defsubr (&Slookup_key
);
3402 defsubr (&Sdefine_prefix_command
);
3403 defsubr (&Suse_global_map
);
3404 defsubr (&Suse_local_map
);
3405 defsubr (&Scurrent_local_map
);
3406 defsubr (&Scurrent_global_map
);
3407 defsubr (&Scurrent_minor_mode_maps
);
3408 defsubr (&Saccessible_keymaps
);
3409 defsubr (&Skey_description
);
3410 defsubr (&Sdescribe_vector
);
3411 defsubr (&Ssingle_key_description
);
3412 defsubr (&Stext_char_description
);
3413 defsubr (&Swhere_is_internal
);
3414 defsubr (&Sdescribe_bindings_internal
);
3415 defsubr (&Sapropos_internal
);
3421 initial_define_key (global_map
, 033, "ESC-prefix");
3422 initial_define_key (global_map
, Ctl('X'), "Control-X-prefix");