1 /* Manipulation of keymaps
2 Copyright (C) 1985, 86,87,88,93,94,95,98 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. */
33 #include "termhooks.h"
34 #include "blockinput.h"
37 #define min(a, b) ((a) < (b) ? (a) : (b))
39 /* The number of elements in keymap vectors. */
40 #define DENSE_TABLE_SIZE (0200)
42 /* Actually allocate storage for these variables */
44 Lisp_Object current_global_map
; /* Current global keymap */
46 Lisp_Object global_map
; /* default global key bindings */
48 Lisp_Object meta_map
; /* The keymap used for globally bound
49 ESC-prefixed default commands */
51 Lisp_Object control_x_map
; /* The keymap used for globally bound
52 C-x-prefixed default commands */
54 /* was MinibufLocalMap */
55 Lisp_Object Vminibuffer_local_map
;
56 /* The keymap used by the minibuf for local
57 bindings when spaces are allowed in the
60 /* was MinibufLocalNSMap */
61 Lisp_Object Vminibuffer_local_ns_map
;
62 /* The keymap used by the minibuf for local
63 bindings when spaces are not encouraged
66 /* keymap used for minibuffers when doing completion */
67 /* was MinibufLocalCompletionMap */
68 Lisp_Object Vminibuffer_local_completion_map
;
70 /* keymap used for minibuffers when doing completion and require a match */
71 /* was MinibufLocalMustMatchMap */
72 Lisp_Object Vminibuffer_local_must_match_map
;
74 /* Alist of minor mode variables and keymaps. */
75 Lisp_Object Vminor_mode_map_alist
;
77 /* Alist of major-mode-specific overrides for
78 minor mode variables and keymaps. */
79 Lisp_Object Vminor_mode_overriding_map_alist
;
81 /* Keymap mapping ASCII function key sequences onto their preferred forms.
82 Initialized by the terminal-specific lisp files. See DEFVAR for more
84 Lisp_Object Vfunction_key_map
;
86 /* Keymap mapping ASCII function key sequences onto their preferred forms. */
87 Lisp_Object Vkey_translation_map
;
89 /* A list of all commands given new bindings since a certain time
90 when nil was stored here.
91 This is used to speed up recomputation of menu key equivalents
92 when Emacs starts up. t means don't record anything here. */
93 Lisp_Object Vdefine_key_rebound_commands
;
95 Lisp_Object Qkeymapp
, Qkeymap
, Qnon_ascii
, Qmenu_item
;
97 /* A char with the CHAR_META bit set in a vector or the 0200 bit set
98 in a string key sequence is equivalent to prefixing with this
100 extern Lisp_Object meta_prefix_char
;
102 extern Lisp_Object Voverriding_local_map
;
104 static Lisp_Object
define_as_prefix ();
105 static Lisp_Object
describe_buffer_bindings ();
106 static void describe_command (), describe_translation ();
107 static void describe_map ();
109 /* Keymap object support - constructors and predicates. */
111 DEFUN ("make-keymap", Fmake_keymap
, Smake_keymap
, 0, 1, 0,
112 "Construct and return a new keymap, of the form (keymap VECTOR . ALIST).\n\
113 VECTOR is a vector which holds the bindings for the ASCII\n\
114 characters. ALIST is an assoc-list which holds bindings for function keys,\n\
115 mouse events, and any other things that appear in the input stream.\n\
116 All entries in it are initially nil, meaning \"command undefined\".\n\n\
117 The optional arg STRING supplies a menu name for the keymap\n\
118 in case you use it as a menu with `x-popup-menu'.")
124 tail
= Fcons (string
, Qnil
);
127 return Fcons (Qkeymap
,
128 Fcons (Fmake_char_table (Qkeymap
, Qnil
), tail
));
131 DEFUN ("make-sparse-keymap", Fmake_sparse_keymap
, Smake_sparse_keymap
, 0, 1, 0,
132 "Construct and return a new sparse-keymap list.\n\
133 Its car is `keymap' and its cdr is an alist of (CHAR . DEFINITION),\n\
134 which binds the character CHAR to DEFINITION, or (SYMBOL . DEFINITION),\n\
135 which binds the function key or mouse event SYMBOL to DEFINITION.\n\
136 Initially the alist is nil.\n\n\
137 The optional arg STRING supplies a menu name for the keymap\n\
138 in case you use it as a menu with `x-popup-menu'.")
143 return Fcons (Qkeymap
, Fcons (string
, Qnil
));
144 return Fcons (Qkeymap
, Qnil
);
147 /* This function is used for installing the standard key bindings
148 at initialization time.
152 initial_define_key (control_x_map, Ctl('X'), "exchange-point-and-mark"); */
155 initial_define_key (keymap
, key
, defname
)
160 store_in_keymap (keymap
, make_number (key
), intern (defname
));
164 initial_define_lispy_key (keymap
, keyname
, defname
)
169 store_in_keymap (keymap
, intern (keyname
), intern (defname
));
172 /* Define character fromchar in map frommap as an alias for character
173 tochar in map tomap. Subsequent redefinitions of the latter WILL
174 affect the former. */
178 synkey (frommap
, fromchar
, tomap
, tochar
)
179 struct Lisp_Vector
*frommap
, *tomap
;
180 int fromchar
, tochar
;
183 XSETVECTOR (v
, tomap
);
184 XSETFASTINT (c
, tochar
);
185 frommap
->contents
[fromchar
] = Fcons (v
, c
);
189 DEFUN ("keymapp", Fkeymapp
, Skeymapp
, 1, 1, 0,
190 "Return t if OBJECT is a keymap.\n\
192 A keymap is a list (keymap . ALIST),\n\
193 or a symbol whose function definition is itself a keymap.\n\
194 ALIST elements look like (CHAR . DEFN) or (SYMBOL . DEFN);\n\
195 a vector of densely packed bindings for small character codes\n\
196 is also allowed as an element.")
200 return (NILP (get_keymap_1 (object
, 0, 0)) ? Qnil
: Qt
);
203 /* Check that OBJECT is a keymap (after dereferencing through any
204 symbols). If it is, return it.
206 If AUTOLOAD is non-zero and OBJECT is a symbol whose function value
207 is an autoload form, do the autoload and try again.
208 If AUTOLOAD is nonzero, callers must assume GC is possible.
210 ERROR controls how we respond if OBJECT isn't a keymap.
211 If ERROR is non-zero, signal an error; otherwise, just return Qnil.
213 Note that most of the time, we don't want to pursue autoloads.
214 Functions like Faccessible_keymaps which scan entire keymap trees
215 shouldn't load every autoloaded keymap. I'm not sure about this,
216 but it seems to me that only read_key_sequence, Flookup_key, and
217 Fdefine_key should cause keymaps to be autoloaded. */
220 get_keymap_1 (object
, error
, autoload
)
227 tem
= indirect_function (object
);
228 if (CONSP (tem
) && EQ (XCONS (tem
)->car
, Qkeymap
))
231 /* Should we do an autoload? Autoload forms for keymaps have
232 Qkeymap as their fifth element. */
236 && EQ (XCONS (tem
)->car
, Qautoload
))
240 tail
= Fnth (make_number (4), tem
);
241 if (EQ (tail
, Qkeymap
))
243 struct gcpro gcpro1
, gcpro2
;
245 GCPRO2 (tem
, object
);
246 do_autoload (tem
, object
);
254 wrong_type_argument (Qkeymapp
, object
);
260 /* Follow any symbol chaining, and return the keymap denoted by OBJECT.
261 If OBJECT doesn't denote a keymap at all, signal an error. */
266 return get_keymap_1 (object
, 1, 0);
269 /* Return the parent map of the keymap MAP, or nil if it has none.
270 We assume that MAP is a valid keymap. */
272 DEFUN ("keymap-parent", Fkeymap_parent
, Skeymap_parent
, 1, 1, 0,
273 "Return the parent keymap of KEYMAP.")
279 keymap
= get_keymap_1 (keymap
, 1, 1);
281 /* Skip past the initial element `keymap'. */
282 list
= XCONS (keymap
)->cdr
;
283 for (; CONSP (list
); list
= XCONS (list
)->cdr
)
285 /* See if there is another `keymap'. */
286 if (EQ (Qkeymap
, XCONS (list
)->car
))
293 /* Set the parent keymap of MAP to PARENT. */
295 DEFUN ("set-keymap-parent", Fset_keymap_parent
, Sset_keymap_parent
, 2, 2, 0,
296 "Modify KEYMAP to set its parent map to PARENT.\n\
297 PARENT should be nil or another keymap.")
299 Lisp_Object keymap
, parent
;
301 Lisp_Object list
, prev
;
304 keymap
= get_keymap_1 (keymap
, 1, 1);
306 parent
= get_keymap_1 (parent
, 1, 1);
308 /* Skip past the initial element `keymap'. */
312 list
= XCONS (prev
)->cdr
;
313 /* If there is a parent keymap here, replace it.
314 If we came to the end, add the parent in PREV. */
315 if (! CONSP (list
) || EQ (Qkeymap
, XCONS (list
)->car
))
317 /* If we already have the right parent, return now
318 so that we avoid the loops below. */
319 if (EQ (XCONS (prev
)->cdr
, parent
))
322 XCONS (prev
)->cdr
= parent
;
328 /* Scan through for submaps, and set their parents too. */
330 for (list
= XCONS (keymap
)->cdr
; CONSP (list
); list
= XCONS (list
)->cdr
)
332 /* Stop the scan when we come to the parent. */
333 if (EQ (XCONS (list
)->car
, Qkeymap
))
336 /* If this element holds a prefix map, deal with it. */
337 if (CONSP (XCONS (list
)->car
)
338 && CONSP (XCONS (XCONS (list
)->car
)->cdr
))
339 fix_submap_inheritance (keymap
, XCONS (XCONS (list
)->car
)->car
,
340 XCONS (XCONS (list
)->car
)->cdr
);
342 if (VECTORP (XCONS (list
)->car
))
343 for (i
= 0; i
< XVECTOR (XCONS (list
)->car
)->size
; i
++)
344 if (CONSP (XVECTOR (XCONS (list
)->car
)->contents
[i
]))
345 fix_submap_inheritance (keymap
, make_number (i
),
346 XVECTOR (XCONS (list
)->car
)->contents
[i
]);
348 if (CHAR_TABLE_P (XCONS (list
)->car
))
350 Lisp_Object indices
[3];
352 map_char_table (fix_submap_inheritance
, Qnil
, XCONS (list
)->car
,
360 /* EVENT is defined in MAP as a prefix, and SUBMAP is its definition.
361 if EVENT is also a prefix in MAP's parent,
362 make sure that SUBMAP inherits that definition as its own parent. */
365 fix_submap_inheritance (map
, event
, submap
)
366 Lisp_Object map
, event
, submap
;
368 Lisp_Object map_parent
, parent_entry
;
370 /* SUBMAP is a cons that we found as a key binding.
371 Discard the other things found in a menu key binding. */
375 /* May be an old format menu item */
376 if (STRINGP (XCONS (submap
)->car
))
378 submap
= XCONS (submap
)->cdr
;
379 /* Also remove a menu help string, if any,
380 following the menu item name. */
381 if (CONSP (submap
) && STRINGP (XCONS (submap
)->car
))
382 submap
= XCONS (submap
)->cdr
;
383 /* Also remove the sublist that caches key equivalences, if any. */
385 && CONSP (XCONS (submap
)->car
))
388 carcar
= XCONS (XCONS (submap
)->car
)->car
;
389 if (NILP (carcar
) || VECTORP (carcar
))
390 submap
= XCONS (submap
)->cdr
;
394 /* Or a new format menu item */
395 else if (EQ (XCONS (submap
)->car
, Qmenu_item
)
396 && CONSP (XCONS (submap
)->cdr
))
398 submap
= XCONS (XCONS (submap
)->cdr
)->cdr
;
400 submap
= XCONS (submap
)->car
;
404 /* If it isn't a keymap now, there's no work to do. */
406 || ! EQ (XCONS (submap
)->car
, Qkeymap
))
409 map_parent
= Fkeymap_parent (map
);
410 if (! NILP (map_parent
))
411 parent_entry
= access_keymap (map_parent
, event
, 0, 0);
415 /* If MAP's parent has something other than a keymap,
416 our own submap shadows it completely, so use nil as SUBMAP's parent. */
417 if (! (CONSP (parent_entry
) && EQ (XCONS (parent_entry
)->car
, Qkeymap
)))
420 if (! EQ (parent_entry
, submap
))
421 Fset_keymap_parent (submap
, parent_entry
);
424 /* Look up IDX in MAP. IDX may be any sort of event.
425 Note that this does only one level of lookup; IDX must be a single
426 event, not a sequence.
428 If T_OK is non-zero, bindings for Qt are treated as default
429 bindings; any key left unmentioned by other tables and bindings is
430 given the binding of Qt.
432 If T_OK is zero, bindings for Qt are not treated specially.
434 If NOINHERIT, don't accept a subkeymap found in an inherited keymap. */
437 access_keymap (map
, idx
, t_ok
, noinherit
)
446 /* If idx is a list (some sort of mouse click, perhaps?),
447 the index we want to use is the car of the list, which
448 ought to be a symbol. */
449 idx
= EVENT_HEAD (idx
);
451 /* If idx is a symbol, it might have modifiers, which need to
452 be put in the canonical order. */
454 idx
= reorder_modifiers (idx
);
455 else if (INTEGERP (idx
))
456 /* Clobber the high bits that can be present on a machine
457 with more than 24 bits of integer. */
458 XSETFASTINT (idx
, XINT (idx
) & (CHAR_META
| (CHAR_META
- 1)));
462 Lisp_Object t_binding
;
465 for (tail
= map
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
469 binding
= XCONS (tail
)->car
;
470 if (SYMBOLP (binding
))
472 /* If NOINHERIT, stop finding prefix definitions
473 after we pass a second occurrence of the `keymap' symbol. */
474 if (noinherit
&& EQ (binding
, Qkeymap
) && ! EQ (tail
, map
))
477 else if (CONSP (binding
))
479 if (EQ (XCONS (binding
)->car
, idx
))
481 val
= XCONS (binding
)->cdr
;
482 if (noprefix
&& CONSP (val
) && EQ (XCONS (val
)->car
, Qkeymap
))
485 fix_submap_inheritance (map
, idx
, val
);
488 if (t_ok
&& EQ (XCONS (binding
)->car
, Qt
))
489 t_binding
= XCONS (binding
)->cdr
;
491 else if (VECTORP (binding
))
493 if (NATNUMP (idx
) && XFASTINT (idx
) < XVECTOR (binding
)->size
)
495 val
= XVECTOR (binding
)->contents
[XFASTINT (idx
)];
496 if (noprefix
&& CONSP (val
) && EQ (XCONS (val
)->car
, Qkeymap
))
499 fix_submap_inheritance (map
, idx
, val
);
503 else if (CHAR_TABLE_P (binding
))
505 /* Character codes with modifiers
506 are not included in a char-table.
507 All character codes without modifiers are included. */
510 & (CHAR_ALT
| CHAR_SUPER
| CHAR_HYPER
511 | CHAR_SHIFT
| CHAR_CTL
| CHAR_META
)))
513 val
= Faref (binding
, idx
);
514 if (noprefix
&& CONSP (val
) && EQ (XCONS (val
)->car
, Qkeymap
))
517 fix_submap_inheritance (map
, idx
, val
);
529 /* Given OBJECT which was found in a slot in a keymap,
530 trace indirect definitions to get the actual definition of that slot.
531 An indirect definition is a list of the form
532 (KEYMAP . INDEX), where KEYMAP is a keymap or a symbol defined as one
533 and INDEX is the object to look up in KEYMAP to yield the definition.
535 Also if OBJECT has a menu string as the first element,
536 remove that. Also remove a menu help string as second element.
538 If AUTOLOAD is nonzero, load autoloadable keymaps
539 that are referred to with indirection. */
542 get_keyelt (object
, autoload
)
543 register Lisp_Object object
;
548 register Lisp_Object map
, tem
;
550 /* If the contents are (KEYMAP . ELEMENT), go indirect. */
551 map
= get_keymap_1 (Fcar_safe (object
), 0, autoload
);
552 tem
= Fkeymapp (map
);
557 if (INTEGERP (key
) && (XINT (key
) & meta_modifier
))
559 object
= access_keymap (map
, meta_prefix_char
, 0, 0);
560 map
= get_keymap_1 (object
, 0, autoload
);
561 object
= access_keymap (map
,
562 make_number (XINT (key
) & ~meta_modifier
),
566 object
= access_keymap (map
, key
, 0, 0);
569 else if (!(CONSP (object
)))
570 /* This is really the value. */
573 /* If the keymap contents looks like (STRING . DEFN),
575 Keymap alist elements like (CHAR MENUSTRING . DEFN)
576 will be used by HierarKey menus. */
577 else if (STRINGP (XCONS (object
)->car
))
579 object
= XCONS (object
)->cdr
;
580 /* Also remove a menu help string, if any,
581 following the menu item name. */
582 if (CONSP (object
) && STRINGP (XCONS (object
)->car
))
583 object
= XCONS (object
)->cdr
;
584 /* Also remove the sublist that caches key equivalences, if any. */
586 && CONSP (XCONS (object
)->car
))
589 carcar
= XCONS (XCONS (object
)->car
)->car
;
590 if (NILP (carcar
) || VECTORP (carcar
))
591 object
= XCONS (object
)->cdr
;
595 /* If the keymap contents looks like (menu-item name . DEFN)
596 or (menu-item name DEFN ...) then use DEFN.
597 This is a new format menu item.
599 else if (EQ (XCONS (object
)->car
, Qmenu_item
)
600 && CONSP (XCONS (object
)->cdr
))
602 object
= XCONS (XCONS (object
)->cdr
)->cdr
;
604 object
= XCONS (object
)->car
;
608 /* Anything else is really the value. */
614 store_in_keymap (keymap
, idx
, def
)
616 register Lisp_Object idx
;
617 register Lisp_Object def
;
619 /* If we are preparing to dump, and DEF is a menu element
620 with a menu item indicator, copy it to ensure it is not pure. */
621 if (CONSP (def
) && PURE_P (def
)
622 && (EQ (XCONS (def
)->car
, Qmenu_item
) || STRINGP (XCONS (def
)->car
)))
623 def
= Fcons (XCONS (def
)->car
, XCONS (def
)->cdr
);
625 if (!CONSP (keymap
) || ! EQ (XCONS (keymap
)->car
, Qkeymap
))
626 error ("attempt to define a key in a non-keymap");
628 /* If idx is a list (some sort of mouse click, perhaps?),
629 the index we want to use is the car of the list, which
630 ought to be a symbol. */
631 idx
= EVENT_HEAD (idx
);
633 /* If idx is a symbol, it might have modifiers, which need to
634 be put in the canonical order. */
636 idx
= reorder_modifiers (idx
);
637 else if (INTEGERP (idx
))
638 /* Clobber the high bits that can be present on a machine
639 with more than 24 bits of integer. */
640 XSETFASTINT (idx
, XINT (idx
) & (CHAR_META
| (CHAR_META
- 1)));
642 /* Scan the keymap for a binding of idx. */
646 /* The cons after which we should insert new bindings. If the
647 keymap has a table element, we record its position here, so new
648 bindings will go after it; this way, the table will stay
649 towards the front of the alist and character lookups in dense
650 keymaps will remain fast. Otherwise, this just points at the
651 front of the keymap. */
652 Lisp_Object insertion_point
;
654 insertion_point
= keymap
;
655 for (tail
= XCONS (keymap
)->cdr
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
659 elt
= XCONS (tail
)->car
;
662 if (NATNUMP (idx
) && XFASTINT (idx
) < XVECTOR (elt
)->size
)
664 XVECTOR (elt
)->contents
[XFASTINT (idx
)] = def
;
667 insertion_point
= tail
;
669 else if (CHAR_TABLE_P (elt
))
671 /* Character codes with modifiers
672 are not included in a char-table.
673 All character codes without modifiers are included. */
676 & (CHAR_ALT
| CHAR_SUPER
| CHAR_HYPER
677 | CHAR_SHIFT
| CHAR_CTL
| CHAR_META
)))
679 Faset (elt
, idx
, def
);
682 insertion_point
= tail
;
684 else if (CONSP (elt
))
686 if (EQ (idx
, XCONS (elt
)->car
))
688 XCONS (elt
)->cdr
= def
;
692 else if (SYMBOLP (elt
))
694 /* If we find a 'keymap' symbol in the spine of KEYMAP,
695 then we must have found the start of a second keymap
696 being used as the tail of KEYMAP, and a binding for IDX
697 should be inserted before it. */
698 if (EQ (elt
, Qkeymap
))
706 /* We have scanned the entire keymap, and not found a binding for
707 IDX. Let's add one. */
708 XCONS (insertion_point
)->cdr
709 = Fcons (Fcons (idx
, def
), XCONS (insertion_point
)->cdr
);
716 copy_keymap_1 (chartable
, idx
, elt
)
717 Lisp_Object chartable
, idx
, elt
;
719 if (!SYMBOLP (elt
) && ! NILP (Fkeymapp (elt
)))
720 Faset (chartable
, idx
, Fcopy_keymap (elt
));
723 DEFUN ("copy-keymap", Fcopy_keymap
, Scopy_keymap
, 1, 1, 0,
724 "Return a copy of the keymap KEYMAP.\n\
725 The copy starts out with the same definitions of KEYMAP,\n\
726 but changing either the copy or KEYMAP does not affect the other.\n\
727 Any key definitions that are subkeymaps are recursively copied.\n\
728 However, a key definition which is a symbol whose definition is a keymap\n\
733 register Lisp_Object copy
, tail
;
735 copy
= Fcopy_alist (get_keymap (keymap
));
737 for (tail
= copy
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
741 elt
= XCONS (tail
)->car
;
742 if (CHAR_TABLE_P (elt
))
744 Lisp_Object indices
[3];
746 elt
= Fcopy_sequence (elt
);
747 XCONS (tail
)->car
= elt
;
749 map_char_table (copy_keymap_1
, Qnil
, elt
, elt
, 0, indices
);
751 else if (VECTORP (elt
))
755 elt
= Fcopy_sequence (elt
);
756 XCONS (tail
)->car
= elt
;
758 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
759 if (!SYMBOLP (XVECTOR (elt
)->contents
[i
])
760 && ! NILP (Fkeymapp (XVECTOR (elt
)->contents
[i
])))
761 XVECTOR (elt
)->contents
[i
]
762 = Fcopy_keymap (XVECTOR (elt
)->contents
[i
]);
764 else if (CONSP (elt
) && CONSP (XCONS (elt
)->cdr
))
767 tem
= XCONS (elt
)->cdr
;
769 /* Is this a new format menu item. */
770 if (EQ (XCONS (tem
)->car
,Qmenu_item
))
772 /* Copy cell with menu-item marker. */
774 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
775 elt
= XCONS (elt
)->cdr
;
776 tem
= XCONS (elt
)->cdr
;
779 /* Copy cell with menu-item name. */
781 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
782 elt
= XCONS (elt
)->cdr
;
783 tem
= XCONS (elt
)->cdr
;
787 /* Copy cell with binding and if the binding is a keymap,
790 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
791 elt
= XCONS (elt
)->cdr
;
792 tem
= XCONS (elt
)->car
;
793 if (!(SYMBOLP (tem
) || NILP (Fkeymapp (tem
))))
794 XCONS (elt
)->car
= Fcopy_keymap (tem
);
795 tem
= XCONS (elt
)->cdr
;
796 if (CONSP (tem
) && CONSP (XCONS (tem
)->car
))
797 /* Delete cache for key equivalences. */
798 XCONS (elt
)->cdr
= XCONS (tem
)->cdr
;
803 /* It may be an old fomat menu item.
804 Skip the optional menu string.
806 if (STRINGP (XCONS (tem
)->car
))
808 /* Copy the cell, since copy-alist didn't go this deep. */
810 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
811 elt
= XCONS (elt
)->cdr
;
812 tem
= XCONS (elt
)->cdr
;
813 /* Also skip the optional menu help string. */
814 if (CONSP (tem
) && STRINGP (XCONS (tem
)->car
))
817 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
818 elt
= XCONS (elt
)->cdr
;
819 tem
= XCONS (elt
)->cdr
;
821 /* There may also be a list that caches key equivalences.
822 Just delete it for the new keymap. */
824 && CONSP (XCONS (tem
)->car
)
825 && (NILP (XCONS (XCONS (tem
)->car
)->car
)
826 || VECTORP (XCONS (XCONS (tem
)->car
)->car
)))
827 XCONS (elt
)->cdr
= XCONS (tem
)->cdr
;
830 && ! SYMBOLP (XCONS (elt
)->cdr
)
831 && ! NILP (Fkeymapp (XCONS (elt
)->cdr
)))
832 XCONS (elt
)->cdr
= Fcopy_keymap (XCONS (elt
)->cdr
);
841 /* Simple Keymap mutators and accessors. */
843 /* GC is possible in this function if it autoloads a keymap. */
845 DEFUN ("define-key", Fdefine_key
, Sdefine_key
, 3, 3, 0,
846 "Args KEYMAP, KEY, DEF. Define key sequence KEY, in KEYMAP, as DEF.\n\
847 KEYMAP is a keymap. KEY is a string or a vector of symbols and characters\n\
848 meaning a sequence of keystrokes and events.\n\
849 Non-ASCII characters with codes above 127 (such as ISO Latin-1)\n\
850 can be included if you use a vector.\n\
851 DEF is anything that can be a key's definition:\n\
852 nil (means key is undefined in this keymap),\n\
853 a command (a Lisp function suitable for interactive calling)\n\
854 a string (treated as a keyboard macro),\n\
855 a keymap (to define a prefix key),\n\
856 a symbol. When the key is looked up, the symbol will stand for its\n\
857 function definition, which should at that time be one of the above,\n\
858 or another symbol whose function definition is used, etc.\n\
859 a cons (STRING . DEFN), meaning that DEFN is the definition\n\
860 (DEFN should be a valid definition in its own right),\n\
861 or a cons (KEYMAP . CHAR), meaning use definition of CHAR in map KEYMAP.\n\
863 If KEYMAP is a sparse keymap, the pair binding KEY to DEF is added at\n\
864 the front of KEYMAP.")
871 register Lisp_Object c
;
872 register Lisp_Object tem
;
873 register Lisp_Object cmd
;
877 struct gcpro gcpro1
, gcpro2
, gcpro3
;
879 keymap
= get_keymap_1 (keymap
, 1, 1);
881 if (!VECTORP (key
) && !STRINGP (key
))
882 key
= wrong_type_argument (Qarrayp
, key
);
884 length
= XFASTINT (Flength (key
));
888 if (SYMBOLP (def
) && !EQ (Vdefine_key_rebound_commands
, Qt
))
889 Vdefine_key_rebound_commands
= Fcons (def
, Vdefine_key_rebound_commands
);
891 GCPRO3 (keymap
, key
, def
);
894 meta_bit
= meta_modifier
;
901 c
= Faref (key
, make_number (idx
));
903 if (CONSP (c
) && lucid_event_type_list_p (c
))
904 c
= Fevent_convert_list (c
);
907 && (XINT (c
) & meta_bit
)
910 c
= meta_prefix_char
;
916 XSETINT (c
, XINT (c
) & ~meta_bit
);
922 if (! INTEGERP (c
) && ! SYMBOLP (c
) && ! CONSP (c
))
923 error ("Key sequence contains invalid events");
926 RETURN_UNGCPRO (store_in_keymap (keymap
, c
, def
));
928 cmd
= get_keyelt (access_keymap (keymap
, c
, 0, 1), 1);
930 /* If this key is undefined, make it a prefix. */
932 cmd
= define_as_prefix (keymap
, c
);
934 keymap
= get_keymap_1 (cmd
, 0, 1);
936 /* We must use Fkey_description rather than just passing key to
937 error; key might be a vector, not a string. */
938 error ("Key sequence %s uses invalid prefix characters",
939 XSTRING (Fkey_description (key
))->data
);
943 /* Value is number if KEY is too long; NIL if valid but has no definition. */
944 /* GC is possible in this function if it autoloads a keymap. */
946 DEFUN ("lookup-key", Flookup_key
, Slookup_key
, 2, 3, 0,
947 "In keymap KEYMAP, look up key sequence KEY. Return the definition.\n\
948 nil means undefined. See doc of `define-key' for kinds of definitions.\n\
950 A number as value means KEY is \"too long\";\n\
951 that is, characters or symbols in it except for the last one\n\
952 fail to be a valid sequence of prefix characters in KEYMAP.\n\
953 The number is how many characters at the front of KEY\n\
954 it takes to reach a non-prefix command.\n\
956 Normally, `lookup-key' ignores bindings for t, which act as default\n\
957 bindings, used when nothing else in the keymap applies; this makes it\n\
958 usable as a general function for probing keymaps. However, if the\n\
959 third optional argument ACCEPT-DEFAULT is non-nil, `lookup-key' will\n\
960 recognize the default bindings, just as `read-key-sequence' does.")
961 (keymap
, key
, accept_default
)
962 register Lisp_Object keymap
;
964 Lisp_Object accept_default
;
967 register Lisp_Object tem
;
968 register Lisp_Object cmd
;
969 register Lisp_Object c
;
972 int t_ok
= ! NILP (accept_default
);
976 keymap
= get_keymap_1 (keymap
, 1, 1);
978 if (!VECTORP (key
) && !STRINGP (key
))
979 key
= wrong_type_argument (Qarrayp
, key
);
981 length
= XFASTINT (Flength (key
));
986 meta_bit
= meta_modifier
;
995 c
= Faref (key
, make_number (idx
));
997 if (CONSP (c
) && lucid_event_type_list_p (c
))
998 c
= Fevent_convert_list (c
);
1001 && (XINT (c
) & meta_bit
)
1004 c
= meta_prefix_char
;
1010 XSETINT (c
, XINT (c
) & ~meta_bit
);
1016 cmd
= get_keyelt (access_keymap (keymap
, c
, t_ok
, 0), 1);
1018 RETURN_UNGCPRO (cmd
);
1020 keymap
= get_keymap_1 (cmd
, 0, 1);
1022 RETURN_UNGCPRO (make_number (idx
));
1028 /* Make KEYMAP define event C as a keymap (i.e., as a prefix).
1029 Assume that currently it does not define C at all.
1030 Return the keymap. */
1033 define_as_prefix (keymap
, c
)
1034 Lisp_Object keymap
, c
;
1036 Lisp_Object inherit
, cmd
;
1038 cmd
= Fmake_sparse_keymap (Qnil
);
1039 /* If this key is defined as a prefix in an inherited keymap,
1040 make it a prefix in this map, and make its definition
1041 inherit the other prefix definition. */
1042 inherit
= access_keymap (keymap
, c
, 0, 0);
1044 /* This code is needed to do the right thing in the following case:
1045 keymap A inherits from B,
1046 you define KEY as a prefix in A,
1047 then later you define KEY as a prefix in B.
1048 We want the old prefix definition in A to inherit from that in B.
1049 It is hard to do that retroactively, so this code
1050 creates the prefix in B right away.
1052 But it turns out that this code causes problems immediately
1053 when the prefix in A is defined: it causes B to define KEY
1054 as a prefix with no subcommands.
1056 So I took out this code. */
1059 /* If there's an inherited keymap
1060 and it doesn't define this key,
1061 make it define this key. */
1064 for (tail
= Fcdr (keymap
); CONSP (tail
); tail
= XCONS (tail
)->cdr
)
1065 if (EQ (XCONS (tail
)->car
, Qkeymap
))
1069 inherit
= define_as_prefix (tail
, c
);
1073 cmd
= nconc2 (cmd
, inherit
);
1074 store_in_keymap (keymap
, c
, cmd
);
1079 /* Append a key to the end of a key sequence. We always make a vector. */
1082 append_key (key_sequence
, key
)
1083 Lisp_Object key_sequence
, key
;
1085 Lisp_Object args
[2];
1087 args
[0] = key_sequence
;
1089 args
[1] = Fcons (key
, Qnil
);
1090 return Fvconcat (2, args
);
1094 /* Global, local, and minor mode keymap stuff. */
1096 /* We can't put these variables inside current_minor_maps, since under
1097 some systems, static gets macro-defined to be the empty string.
1099 static Lisp_Object
*cmm_modes
, *cmm_maps
;
1100 static int cmm_size
;
1102 /* Error handler used in current_minor_maps. */
1104 current_minor_maps_error ()
1109 /* Store a pointer to an array of the keymaps of the currently active
1110 minor modes in *buf, and return the number of maps it contains.
1112 This function always returns a pointer to the same buffer, and may
1113 free or reallocate it, so if you want to keep it for a long time or
1114 hand it out to lisp code, copy it. This procedure will be called
1115 for every key sequence read, so the nice lispy approach (return a
1116 new assoclist, list, what have you) for each invocation would
1117 result in a lot of consing over time.
1119 If we used xrealloc/xmalloc and ran out of memory, they would throw
1120 back to the command loop, which would try to read a key sequence,
1121 which would call this function again, resulting in an infinite
1122 loop. Instead, we'll use realloc/malloc and silently truncate the
1123 list, let the key sequence be read, and hope some other piece of
1124 code signals the error. */
1126 current_minor_maps (modeptr
, mapptr
)
1127 Lisp_Object
**modeptr
, **mapptr
;
1130 int list_number
= 0;
1131 Lisp_Object alist
, assoc
, var
, val
;
1132 Lisp_Object lists
[2];
1134 lists
[0] = Vminor_mode_overriding_map_alist
;
1135 lists
[1] = Vminor_mode_map_alist
;
1137 for (list_number
= 0; list_number
< 2; list_number
++)
1138 for (alist
= lists
[list_number
];
1140 alist
= XCONS (alist
)->cdr
)
1141 if ((assoc
= XCONS (alist
)->car
, CONSP (assoc
))
1142 && (var
= XCONS (assoc
)->car
, SYMBOLP (var
))
1143 && (val
= find_symbol_value (var
), ! EQ (val
, Qunbound
))
1148 /* If a variable has an entry in Vminor_mode_overriding_map_alist,
1149 and also an entry in Vminor_mode_map_alist,
1150 ignore the latter. */
1151 if (list_number
== 1)
1153 val
= assq_no_quit (var
, lists
[0]);
1160 Lisp_Object
*newmodes
, *newmaps
;
1167 = (Lisp_Object
*) realloc (cmm_modes
,
1168 cmm_size
* sizeof (Lisp_Object
));
1170 = (Lisp_Object
*) realloc (cmm_maps
,
1171 cmm_size
* sizeof (Lisp_Object
));
1179 = (Lisp_Object
*) malloc (cmm_size
* sizeof (Lisp_Object
));
1181 = (Lisp_Object
*) malloc (cmm_size
* sizeof (Lisp_Object
));
1185 if (newmaps
&& newmodes
)
1187 cmm_modes
= newmodes
;
1194 /* Get the keymap definition--or nil if it is not defined. */
1195 temp
= internal_condition_case_1 (Findirect_function
,
1197 Qerror
, current_minor_maps_error
);
1201 cmm_maps
[i
] = temp
;
1206 if (modeptr
) *modeptr
= cmm_modes
;
1207 if (mapptr
) *mapptr
= cmm_maps
;
1211 /* GC is possible in this function if it autoloads a keymap. */
1213 DEFUN ("key-binding", Fkey_binding
, Skey_binding
, 1, 2, 0,
1214 "Return the binding for command KEY in current keymaps.\n\
1215 KEY is a string or vector, a sequence of keystrokes.\n\
1216 The binding is probably a symbol with a function definition.\n\
1218 Normally, `key-binding' ignores bindings for t, which act as default\n\
1219 bindings, used when nothing else in the keymap applies; this makes it\n\
1220 usable as a general function for probing keymaps. However, if the\n\
1221 optional second argument ACCEPT-DEFAULT is non-nil, `key-binding' does\n\
1222 recognize the default bindings, just as `read-key-sequence' does.")
1223 (key
, accept_default
)
1224 Lisp_Object key
, accept_default
;
1226 Lisp_Object
*maps
, value
;
1228 struct gcpro gcpro1
;
1232 if (!NILP (current_kboard
->Voverriding_terminal_local_map
))
1234 value
= Flookup_key (current_kboard
->Voverriding_terminal_local_map
,
1235 key
, accept_default
);
1236 if (! NILP (value
) && !INTEGERP (value
))
1237 RETURN_UNGCPRO (value
);
1239 else if (!NILP (Voverriding_local_map
))
1241 value
= Flookup_key (Voverriding_local_map
, key
, accept_default
);
1242 if (! NILP (value
) && !INTEGERP (value
))
1243 RETURN_UNGCPRO (value
);
1249 nmaps
= current_minor_maps (0, &maps
);
1250 /* Note that all these maps are GCPRO'd
1251 in the places where we found them. */
1253 for (i
= 0; i
< nmaps
; i
++)
1254 if (! NILP (maps
[i
]))
1256 value
= Flookup_key (maps
[i
], key
, accept_default
);
1257 if (! NILP (value
) && !INTEGERP (value
))
1258 RETURN_UNGCPRO (value
);
1261 local
= get_local_map (PT
, current_buffer
);
1265 value
= Flookup_key (local
, key
, accept_default
);
1266 if (! NILP (value
) && !INTEGERP (value
))
1267 RETURN_UNGCPRO (value
);
1271 value
= Flookup_key (current_global_map
, key
, accept_default
);
1273 if (! NILP (value
) && !INTEGERP (value
))
1279 /* GC is possible in this function if it autoloads a keymap. */
1281 DEFUN ("local-key-binding", Flocal_key_binding
, Slocal_key_binding
, 1, 2, 0,
1282 "Return the binding for command KEYS in current local keymap only.\n\
1283 KEYS is a string, a sequence of keystrokes.\n\
1284 The binding is probably a symbol with a function definition.\n\
1286 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1287 bindings; see the description of `lookup-key' for more details about this.")
1288 (keys
, accept_default
)
1289 Lisp_Object keys
, accept_default
;
1291 register Lisp_Object map
;
1292 map
= current_buffer
->keymap
;
1295 return Flookup_key (map
, keys
, accept_default
);
1298 /* GC is possible in this function if it autoloads a keymap. */
1300 DEFUN ("global-key-binding", Fglobal_key_binding
, Sglobal_key_binding
, 1, 2, 0,
1301 "Return the binding for command KEYS in current global keymap only.\n\
1302 KEYS is a string, a sequence of keystrokes.\n\
1303 The binding is probably a symbol with a function definition.\n\
1304 This function's return values are the same as those of lookup-key\n\
1307 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1308 bindings; see the description of `lookup-key' for more details about this.")
1309 (keys
, accept_default
)
1310 Lisp_Object keys
, accept_default
;
1312 return Flookup_key (current_global_map
, keys
, accept_default
);
1315 /* GC is possible in this function if it autoloads a keymap. */
1317 DEFUN ("minor-mode-key-binding", Fminor_mode_key_binding
, Sminor_mode_key_binding
, 1, 2, 0,
1318 "Find the visible minor mode bindings of KEY.\n\
1319 Return an alist of pairs (MODENAME . BINDING), where MODENAME is the\n\
1320 the symbol which names the minor mode binding KEY, and BINDING is\n\
1321 KEY's definition in that mode. In particular, if KEY has no\n\
1322 minor-mode bindings, return nil. If the first binding is a\n\
1323 non-prefix, all subsequent bindings will be omitted, since they would\n\
1324 be ignored. Similarly, the list doesn't include non-prefix bindings\n\
1325 that come after prefix bindings.\n\
1327 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1328 bindings; see the description of `lookup-key' for more details about this.")
1329 (key
, accept_default
)
1330 Lisp_Object key
, accept_default
;
1332 Lisp_Object
*modes
, *maps
;
1334 Lisp_Object binding
;
1336 struct gcpro gcpro1
, gcpro2
;
1338 nmaps
= current_minor_maps (&modes
, &maps
);
1339 /* Note that all these maps are GCPRO'd
1340 in the places where we found them. */
1343 GCPRO2 (key
, binding
);
1345 for (i
= j
= 0; i
< nmaps
; i
++)
1346 if (! NILP (maps
[i
])
1347 && ! NILP (binding
= Flookup_key (maps
[i
], key
, accept_default
))
1348 && !INTEGERP (binding
))
1350 if (! NILP (get_keymap (binding
)))
1351 maps
[j
++] = Fcons (modes
[i
], binding
);
1353 RETURN_UNGCPRO (Fcons (Fcons (modes
[i
], binding
), Qnil
));
1357 return Flist (j
, maps
);
1360 DEFUN ("define-prefix-command", Fdefine_prefix_command
, Sdefine_prefix_command
, 1, 2, 0,
1361 "Define COMMAND as a prefix command. COMMAND should be a symbol.\n\
1362 A new sparse keymap is stored as COMMAND's function definition and its value.\n\
1363 If a second optional argument MAPVAR is given, the map is stored as\n\
1364 its value instead of as COMMAND's value; but COMMAND is still defined\n\
1367 Lisp_Object command
, mapvar
;
1370 map
= Fmake_sparse_keymap (Qnil
);
1371 Ffset (command
, map
);
1375 Fset (command
, map
);
1379 DEFUN ("use-global-map", Fuse_global_map
, Suse_global_map
, 1, 1, 0,
1380 "Select KEYMAP as the global keymap.")
1384 keymap
= get_keymap (keymap
);
1385 current_global_map
= keymap
;
1390 DEFUN ("use-local-map", Fuse_local_map
, Suse_local_map
, 1, 1, 0,
1391 "Select KEYMAP as the local keymap.\n\
1392 If KEYMAP is nil, that means no local keymap.")
1397 keymap
= get_keymap (keymap
);
1399 current_buffer
->keymap
= keymap
;
1404 DEFUN ("current-local-map", Fcurrent_local_map
, Scurrent_local_map
, 0, 0, 0,
1405 "Return current buffer's local keymap, or nil if it has none.")
1408 return current_buffer
->keymap
;
1411 DEFUN ("current-global-map", Fcurrent_global_map
, Scurrent_global_map
, 0, 0, 0,
1412 "Return the current global keymap.")
1415 return current_global_map
;
1418 DEFUN ("current-minor-mode-maps", Fcurrent_minor_mode_maps
, Scurrent_minor_mode_maps
, 0, 0, 0,
1419 "Return a list of keymaps for the minor modes of the current buffer.")
1423 int nmaps
= current_minor_maps (0, &maps
);
1425 return Flist (nmaps
, maps
);
1428 /* Help functions for describing and documenting keymaps. */
1430 static void accessible_keymaps_char_table ();
1432 /* This function cannot GC. */
1434 DEFUN ("accessible-keymaps", Faccessible_keymaps
, Saccessible_keymaps
,
1436 "Find all keymaps accessible via prefix characters from KEYMAP.\n\
1437 Returns a list of elements of the form (KEYS . MAP), where the sequence\n\
1438 KEYS starting from KEYMAP gets you to MAP. These elements are ordered\n\
1439 so that the KEYS increase in length. The first element is ([] . KEYMAP).\n\
1440 An optional argument PREFIX, if non-nil, should be a key sequence;\n\
1441 then the value includes only maps for prefixes that start with PREFIX.")
1443 Lisp_Object keymap
, prefix
;
1445 Lisp_Object maps
, good_maps
, tail
;
1448 /* no need for gcpro because we don't autoload any keymaps. */
1451 prefixlen
= XINT (Flength (prefix
));
1455 /* If a prefix was specified, start with the keymap (if any) for
1456 that prefix, so we don't waste time considering other prefixes. */
1458 tem
= Flookup_key (keymap
, prefix
, Qt
);
1459 /* Flookup_key may give us nil, or a number,
1460 if the prefix is not defined in this particular map.
1461 It might even give us a list that isn't a keymap. */
1462 tem
= get_keymap_1 (tem
, 0, 0);
1465 /* Convert PREFIX to a vector now, so that later on
1466 we don't have to deal with the possibility of a string. */
1467 if (STRINGP (prefix
))
1472 copy
= Fmake_vector (make_number (XSTRING (prefix
)->size
), Qnil
);
1473 for (i
= 0, i_byte
; i
< XSTRING (prefix
)->size
;)
1476 if (STRING_MULTIBYTE (prefix
))
1477 FETCH_STRING_CHAR_ADVANCE (c
, prefix
, i
, i_byte
);
1479 c
= XSTRING (prefix
)->data
[i
++];
1481 c
^= 0200 | meta_modifier
;
1482 XVECTOR (copy
)->contents
[i_before
] = make_number (c
);
1486 maps
= Fcons (Fcons (prefix
, tem
), Qnil
);
1492 maps
= Fcons (Fcons (Fmake_vector (make_number (0), Qnil
),
1493 get_keymap (keymap
)),
1496 /* For each map in the list maps,
1497 look at any other maps it points to,
1498 and stick them at the end if they are not already in the list.
1500 This is a breadth-first traversal, where tail is the queue of
1501 nodes, and maps accumulates a list of all nodes visited. */
1503 for (tail
= maps
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
1505 register Lisp_Object thisseq
, thismap
;
1507 /* Does the current sequence end in the meta-prefix-char? */
1510 thisseq
= Fcar (Fcar (tail
));
1511 thismap
= Fcdr (Fcar (tail
));
1512 last
= make_number (XINT (Flength (thisseq
)) - 1);
1513 is_metized
= (XINT (last
) >= 0
1514 /* Don't metize the last char of PREFIX. */
1515 && XINT (last
) >= prefixlen
1516 && EQ (Faref (thisseq
, last
), meta_prefix_char
));
1518 for (; CONSP (thismap
); thismap
= XCONS (thismap
)->cdr
)
1522 elt
= XCONS (thismap
)->car
;
1526 if (CHAR_TABLE_P (elt
))
1528 Lisp_Object indices
[3];
1530 map_char_table (accessible_keymaps_char_table
, Qnil
,
1531 elt
, Fcons (maps
, Fcons (tail
, thisseq
)),
1534 else if (VECTORP (elt
))
1538 /* Vector keymap. Scan all the elements. */
1539 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
1541 register Lisp_Object tem
;
1542 register Lisp_Object cmd
;
1544 cmd
= get_keyelt (XVECTOR (elt
)->contents
[i
], 0);
1545 if (NILP (cmd
)) continue;
1546 tem
= Fkeymapp (cmd
);
1549 cmd
= get_keymap (cmd
);
1550 /* Ignore keymaps that are already added to maps. */
1551 tem
= Frassq (cmd
, maps
);
1554 /* If the last key in thisseq is meta-prefix-char,
1555 turn it into a meta-ized keystroke. We know
1556 that the event we're about to append is an
1557 ascii keystroke since we're processing a
1561 int meta_bit
= meta_modifier
;
1562 tem
= Fcopy_sequence (thisseq
);
1564 Faset (tem
, last
, make_number (i
| meta_bit
));
1566 /* This new sequence is the same length as
1567 thisseq, so stick it in the list right
1570 = Fcons (Fcons (tem
, cmd
), XCONS (tail
)->cdr
);
1574 tem
= append_key (thisseq
, make_number (i
));
1575 nconc2 (tail
, Fcons (Fcons (tem
, cmd
), Qnil
));
1581 else if (CONSP (elt
))
1583 register Lisp_Object cmd
, tem
, filter
;
1585 cmd
= get_keyelt (XCONS (elt
)->cdr
, 0);
1586 /* Ignore definitions that aren't keymaps themselves. */
1587 tem
= Fkeymapp (cmd
);
1590 /* Ignore keymaps that have been seen already. */
1591 cmd
= get_keymap (cmd
);
1592 tem
= Frassq (cmd
, maps
);
1595 /* Let elt be the event defined by this map entry. */
1596 elt
= XCONS (elt
)->car
;
1598 /* If the last key in thisseq is meta-prefix-char, and
1599 this entry is a binding for an ascii keystroke,
1600 turn it into a meta-ized keystroke. */
1601 if (is_metized
&& INTEGERP (elt
))
1603 Lisp_Object element
;
1606 tem
= Fvconcat (1, &element
);
1607 XSETFASTINT (XVECTOR (tem
)->contents
[XINT (last
)],
1608 XINT (elt
) | meta_modifier
);
1610 /* This new sequence is the same length as
1611 thisseq, so stick it in the list right
1614 = Fcons (Fcons (tem
, cmd
), XCONS (tail
)->cdr
);
1618 Fcons (Fcons (append_key (thisseq
, elt
), cmd
),
1629 /* Now find just the maps whose access prefixes start with PREFIX. */
1632 for (; CONSP (maps
); maps
= XCONS (maps
)->cdr
)
1634 Lisp_Object elt
, thisseq
;
1635 elt
= XCONS (maps
)->car
;
1636 thisseq
= XCONS (elt
)->car
;
1637 /* The access prefix must be at least as long as PREFIX,
1638 and the first elements must match those of PREFIX. */
1639 if (XINT (Flength (thisseq
)) >= prefixlen
)
1642 for (i
= 0; i
< prefixlen
; i
++)
1645 XSETFASTINT (i1
, i
);
1646 if (!EQ (Faref (thisseq
, i1
), Faref (prefix
, i1
)))
1650 good_maps
= Fcons (elt
, good_maps
);
1654 return Fnreverse (good_maps
);
1658 accessible_keymaps_char_table (args
, index
, cmd
)
1659 Lisp_Object args
, index
, cmd
;
1662 Lisp_Object maps
, tail
, thisseq
;
1667 maps
= XCONS (args
)->car
;
1668 tail
= XCONS (XCONS (args
)->cdr
)->car
;
1669 thisseq
= XCONS (XCONS (args
)->cdr
)->cdr
;
1671 tem
= Fkeymapp (cmd
);
1674 cmd
= get_keymap (cmd
);
1675 /* Ignore keymaps that are already added to maps. */
1676 tem
= Frassq (cmd
, maps
);
1679 tem
= append_key (thisseq
, index
);
1680 nconc2 (tail
, Fcons (Fcons (tem
, cmd
), Qnil
));
1685 Lisp_Object Qsingle_key_description
, Qkey_description
;
1687 /* This function cannot GC. */
1689 DEFUN ("key-description", Fkey_description
, Skey_description
, 1, 1, 0,
1690 "Return a pretty description of key-sequence KEYS.\n\
1691 Control characters turn into \"C-foo\" sequences, meta into \"M-foo\"\n\
1692 spaces are put between sequence elements, etc.")
1704 vector
= Fmake_vector (Flength (keys
), Qnil
);
1705 for (i
= 0; i
< XSTRING (keys
)->size
; )
1710 if (STRING_MULTIBYTE (keys
))
1711 FETCH_STRING_CHAR_ADVANCE (c
, keys
, i
, i_byte
);
1713 c
= XSTRING (keys
)->data
[i
++];
1716 XSETFASTINT (XVECTOR (vector
)->contents
[i_before
],
1717 meta_modifier
| (c
& ~0x80));
1719 XSETFASTINT (XVECTOR (vector
)->contents
[i_before
], c
);
1723 else if (!VECTORP (keys
))
1724 keys
= wrong_type_argument (Qarrayp
, keys
);
1726 /* In effect, this computes
1727 (mapconcat 'single-key-description keys " ")
1728 but we shouldn't use mapconcat because it can do GC. */
1730 len
= XVECTOR (keys
)->size
;
1731 sep
= build_string (" ");
1732 /* This has one extra element at the end that we don't pass to Fconcat. */
1733 args
= (Lisp_Object
*) alloca (len
* 2 * sizeof (Lisp_Object
));
1735 for (i
= 0; i
< len
; i
++)
1737 args
[i
* 2] = Fsingle_key_description (XVECTOR (keys
)->contents
[i
]);
1738 args
[i
* 2 + 1] = sep
;
1741 return Fconcat (len
* 2 - 1, args
);
1745 push_key_description (c
, p
)
1746 register unsigned int c
;
1749 /* Clear all the meaningless bits above the meta bit. */
1750 c
&= meta_modifier
| ~ - meta_modifier
;
1752 if (c
& alt_modifier
)
1758 if (c
& ctrl_modifier
)
1764 if (c
& hyper_modifier
)
1768 c
-= hyper_modifier
;
1770 if (c
& meta_modifier
)
1776 if (c
& shift_modifier
)
1780 c
-= shift_modifier
;
1782 if (c
& super_modifier
)
1786 c
-= super_modifier
;
1802 else if (c
== Ctl ('M'))
1812 if (c
> 0 && c
<= Ctl ('Z'))
1835 *p
++ = (7 & (c
>> 6)) + '0';
1836 *p
++ = (7 & (c
>> 3)) + '0';
1837 *p
++ = (7 & (c
>> 0)) + '0';
1842 *p
++ = (7 & (c
>> 15)) + '0';
1843 *p
++ = (7 & (c
>> 12)) + '0';
1844 *p
++ = (7 & (c
>> 9)) + '0';
1845 *p
++ = (7 & (c
>> 6)) + '0';
1846 *p
++ = (7 & (c
>> 3)) + '0';
1847 *p
++ = (7 & (c
>> 0)) + '0';
1853 /* This function cannot GC. */
1855 DEFUN ("single-key-description", Fsingle_key_description
, Ssingle_key_description
, 1, 1, 0,
1856 "Return a pretty description of command character KEY.\n\
1857 Control characters turn into C-whatever, etc.")
1863 key
= EVENT_HEAD (key
);
1865 if (INTEGERP (key
)) /* Normal character */
1867 *push_key_description (XUINT (key
), tem
) = 0;
1868 return build_string (tem
);
1870 else if (SYMBOLP (key
)) /* Function key or event-symbol */
1871 return Fsymbol_name (key
);
1872 else if (STRINGP (key
)) /* Buffer names in the menubar. */
1873 return Fcopy_sequence (key
);
1875 error ("KEY must be an integer, cons, symbol, or string");
1879 push_text_char_description (c
, p
)
1880 register unsigned int c
;
1892 *p
++ = c
+ 64; /* 'A' - 1 */
1904 /* This function cannot GC. */
1906 DEFUN ("text-char-description", Ftext_char_description
, Stext_char_description
, 1, 1, 0,
1907 "Return a pretty description of file-character CHARACTER.\n\
1908 Control characters turn into \"^char\", etc.")
1910 Lisp_Object character
;
1914 CHECK_NUMBER (character
, 0);
1916 if (!SINGLE_BYTE_CHAR_P (XFASTINT (character
)))
1919 int len
= non_ascii_char_to_string (XFASTINT (character
), tem
, &str
);
1921 return make_multibyte_string (str
, 1, len
);
1924 *push_text_char_description (XINT (character
) & 0377, tem
) = 0;
1926 return build_string (tem
);
1929 /* Return non-zero if SEQ contains only ASCII characters, perhaps with
1932 ascii_sequence_p (seq
)
1936 int len
= XINT (Flength (seq
));
1938 for (i
= 0; i
< len
; i
++)
1940 Lisp_Object ii
, elt
;
1942 XSETFASTINT (ii
, i
);
1943 elt
= Faref (seq
, ii
);
1946 || (XUINT (elt
) & ~CHAR_META
) >= 0x80)
1954 /* where-is - finding a command in a set of keymaps. */
1956 static Lisp_Object
where_is_internal_1 ();
1957 static void where_is_internal_2 ();
1959 /* This function can GC if Flookup_key autoloads any keymaps. */
1961 DEFUN ("where-is-internal", Fwhere_is_internal
, Swhere_is_internal
, 1, 4, 0,
1962 "Return list of keys that invoke DEFINITION.\n\
1963 If KEYMAP is non-nil, search only KEYMAP and the global keymap.\n\
1964 If KEYMAP is nil, search all the currently active keymaps.\n\
1966 If optional 3rd arg FIRSTONLY is non-nil, return the first key sequence found,\n\
1967 rather than a list of all possible key sequences.\n\
1968 If FIRSTONLY is the symbol `non-ascii', return the first binding found,\n\
1969 no matter what it is.\n\
1970 If FIRSTONLY has another non-nil value, prefer sequences of ASCII characters,\n\
1971 and entirely reject menu bindings.\n\
1973 If optional 4th arg NOINDIRECT is non-nil, don't follow indirections\n\
1974 to other keymaps or slots. This makes it possible to search for an\n\
1975 indirect definition itself.")
1976 (definition
, keymap
, firstonly
, noindirect
)
1977 Lisp_Object definition
, keymap
;
1978 Lisp_Object firstonly
, noindirect
;
1981 Lisp_Object found
, sequences
;
1982 Lisp_Object keymap1
;
1983 int keymap_specified
= !NILP (keymap
);
1984 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
1985 /* 1 means ignore all menu bindings entirely. */
1986 int nomenus
= !NILP (firstonly
) && !EQ (firstonly
, Qnon_ascii
);
1988 /* Find keymaps accessible from `keymap' or the current
1989 context. But don't muck with the value of `keymap',
1990 because `where_is_internal_1' uses it to check for
1991 shadowed bindings. */
1993 if (! keymap_specified
)
1995 #ifdef USE_TEXT_PROPERTIES
1996 keymap1
= get_local_map (PT
, current_buffer
);
1998 keymap1
= current_buffer
->keymap
;
2002 if (!NILP (keymap1
))
2003 maps
= nconc2 (Faccessible_keymaps (get_keymap (keymap1
), Qnil
),
2004 Faccessible_keymaps (get_keymap (current_global_map
),
2007 maps
= Faccessible_keymaps (get_keymap (current_global_map
), Qnil
);
2009 /* Put the minor mode keymaps on the front. */
2010 if (! keymap_specified
)
2013 minors
= Fnreverse (Fcurrent_minor_mode_maps ());
2014 while (!NILP (minors
))
2016 maps
= nconc2 (Faccessible_keymaps (get_keymap (XCONS (minors
)->car
),
2019 minors
= XCONS (minors
)->cdr
;
2023 GCPRO5 (definition
, keymap
, maps
, found
, sequences
);
2027 for (; !NILP (maps
); maps
= Fcdr (maps
))
2029 /* Key sequence to reach map, and the map that it reaches */
2030 register Lisp_Object
this, map
;
2032 /* In order to fold [META-PREFIX-CHAR CHAR] sequences into
2033 [M-CHAR] sequences, check if last character of the sequence
2034 is the meta-prefix char. */
2038 this = Fcar (Fcar (maps
));
2039 map
= Fcdr (Fcar (maps
));
2040 last
= make_number (XINT (Flength (this)) - 1);
2041 last_is_meta
= (XINT (last
) >= 0
2042 && EQ (Faref (this, last
), meta_prefix_char
));
2048 /* Because the code we want to run on each binding is rather
2049 large, we don't want to have two separate loop bodies for
2050 sparse keymap bindings and tables; we want to iterate one
2051 loop body over both keymap and vector bindings.
2053 For this reason, if Fcar (map) is a vector, we don't
2054 advance map to the next element until i indicates that we
2055 have finished off the vector. */
2056 Lisp_Object elt
, key
, binding
;
2057 elt
= XCONS (map
)->car
;
2058 map
= XCONS (map
)->cdr
;
2064 /* Set key and binding to the current key and binding, and
2065 advance map and i to the next binding. */
2068 Lisp_Object sequence
;
2070 /* In a vector, look at each element. */
2071 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
2073 binding
= XVECTOR (elt
)->contents
[i
];
2074 XSETFASTINT (key
, i
);
2075 sequence
= where_is_internal_1 (binding
, key
, definition
,
2076 noindirect
, keymap
, this,
2077 last
, nomenus
, last_is_meta
);
2078 if (!NILP (sequence
))
2079 sequences
= Fcons (sequence
, sequences
);
2082 else if (CHAR_TABLE_P (elt
))
2084 Lisp_Object indices
[3];
2087 args
= Fcons (Fcons (Fcons (definition
, noindirect
),
2088 Fcons (keymap
, Qnil
)),
2089 Fcons (Fcons (this, last
),
2090 Fcons (make_number (nomenus
),
2091 make_number (last_is_meta
))));
2093 map_char_table (where_is_internal_2
, Qnil
, elt
, args
,
2095 sequences
= XCONS (XCONS (XCONS (args
)->car
)->cdr
)->cdr
;
2097 else if (CONSP (elt
))
2099 Lisp_Object sequence
;
2101 key
= XCONS (elt
)->car
;
2102 binding
= XCONS (elt
)->cdr
;
2104 sequence
= where_is_internal_1 (binding
, key
, definition
,
2105 noindirect
, keymap
, this,
2106 last
, nomenus
, last_is_meta
);
2107 if (!NILP (sequence
))
2108 sequences
= Fcons (sequence
, sequences
);
2112 for (; ! NILP (sequences
); sequences
= XCONS (sequences
)->cdr
)
2114 Lisp_Object sequence
;
2116 sequence
= XCONS (sequences
)->car
;
2118 /* It is a true unshadowed match. Record it, unless it's already
2119 been seen (as could happen when inheriting keymaps). */
2120 if (NILP (Fmember (sequence
, found
)))
2121 found
= Fcons (sequence
, found
);
2123 /* If firstonly is Qnon_ascii, then we can return the first
2124 binding we find. If firstonly is not Qnon_ascii but not
2125 nil, then we should return the first ascii-only binding
2127 if (EQ (firstonly
, Qnon_ascii
))
2128 RETURN_UNGCPRO (sequence
);
2129 else if (! NILP (firstonly
) && ascii_sequence_p (sequence
))
2130 RETURN_UNGCPRO (sequence
);
2137 found
= Fnreverse (found
);
2139 /* firstonly may have been t, but we may have gone all the way through
2140 the keymaps without finding an all-ASCII key sequence. So just
2141 return the best we could find. */
2142 if (! NILP (firstonly
))
2143 return Fcar (found
);
2148 /* This is the function that Fwhere_is_internal calls using map_char_table.
2150 (((DEFINITION . NOINDIRECT) . (KEYMAP . RESULT))
2152 ((THIS . LAST) . (NOMENUS . LAST_IS_META)))
2153 Since map_char_table doesn't really use the return value from this function,
2154 we the result append to RESULT, the slot in ARGS. */
2157 where_is_internal_2 (args
, key
, binding
)
2158 Lisp_Object args
, key
, binding
;
2160 Lisp_Object definition
, noindirect
, keymap
, this, last
;
2161 Lisp_Object result
, sequence
;
2162 int nomenus
, last_is_meta
;
2164 result
= XCONS (XCONS (XCONS (args
)->car
)->cdr
)->cdr
;
2165 definition
= XCONS (XCONS (XCONS (args
)->car
)->car
)->car
;
2166 noindirect
= XCONS (XCONS (XCONS (args
)->car
)->car
)->cdr
;
2167 keymap
= XCONS (XCONS (XCONS (args
)->car
)->cdr
)->car
;
2168 this = XCONS (XCONS (XCONS (args
)->cdr
)->car
)->car
;
2169 last
= XCONS (XCONS (XCONS (args
)->cdr
)->car
)->cdr
;
2170 nomenus
= XFASTINT (XCONS (XCONS (XCONS (args
)->cdr
)->cdr
)->car
);
2171 last_is_meta
= XFASTINT (XCONS (XCONS (XCONS (args
)->cdr
)->cdr
)->cdr
);
2173 sequence
= where_is_internal_1 (binding
, key
, definition
, noindirect
, keymap
,
2174 this, last
, nomenus
, last_is_meta
);
2176 if (!NILP (sequence
))
2177 XCONS (XCONS (XCONS (args
)->car
)->cdr
)->cdr
2178 = Fcons (sequence
, result
);
2182 where_is_internal_1 (binding
, key
, definition
, noindirect
, keymap
, this, last
,
2183 nomenus
, last_is_meta
)
2184 Lisp_Object binding
, key
, definition
, noindirect
, keymap
, this, last
;
2185 int nomenus
, last_is_meta
;
2187 Lisp_Object sequence
;
2188 int keymap_specified
= !NILP (keymap
);
2190 /* Search through indirections unless that's not wanted. */
2191 if (NILP (noindirect
))
2197 Lisp_Object map
, tem
;
2198 /* If the contents are (KEYMAP . ELEMENT), go indirect. */
2199 map
= get_keymap_1 (Fcar_safe (definition
), 0, 0);
2200 tem
= Fkeymapp (map
);
2202 definition
= access_keymap (map
, Fcdr (definition
), 0, 0);
2206 /* If the contents are (menu-item ...) or (STRING ...), reject. */
2207 if (CONSP (definition
)
2208 && (EQ (XCONS (definition
)->car
,Qmenu_item
)
2209 || STRINGP (XCONS (definition
)->car
)))
2213 binding
= get_keyelt (binding
, 0);
2216 /* End this iteration if this element does not match
2219 if (CONSP (definition
))
2222 tem
= Fequal (binding
, definition
);
2227 if (!EQ (binding
, definition
))
2230 /* We have found a match.
2231 Construct the key sequence where we found it. */
2232 if (INTEGERP (key
) && last_is_meta
)
2234 sequence
= Fcopy_sequence (this);
2235 Faset (sequence
, last
, make_number (XINT (key
) | meta_modifier
));
2238 sequence
= append_key (this, key
);
2240 /* Verify that this key binding is not shadowed by another
2241 binding for the same key, before we say it exists.
2243 Mechanism: look for local definition of this key and if
2244 it is defined and does not match what we found then
2247 Either nil or number as value from Flookup_key
2249 if (keymap_specified
)
2251 binding
= Flookup_key (keymap
, sequence
, Qnil
);
2252 if (!NILP (binding
) && !INTEGERP (binding
))
2254 if (CONSP (definition
))
2257 tem
= Fequal (binding
, definition
);
2262 if (!EQ (binding
, definition
))
2268 binding
= Fkey_binding (sequence
, Qnil
);
2269 if (!EQ (binding
, definition
))
2276 /* describe-bindings - summarizing all the bindings in a set of keymaps. */
2278 DEFUN ("describe-bindings-internal", Fdescribe_bindings_internal
, Sdescribe_bindings_internal
, 0, 2, "",
2279 "Show a list of all defined keys, and their definitions.\n\
2280 We put that list in a buffer, and display the buffer.\n\
2282 The optional argument MENUS, if non-nil, says to mention menu bindings.\n\
2283 \(Ordinarily these are omitted from the output.)\n\
2284 The optional argument PREFIX, if non-nil, should be a key sequence;\n\
2285 then we display only bindings that start with that prefix.")
2287 Lisp_Object menus
, prefix
;
2289 register Lisp_Object thisbuf
;
2290 XSETBUFFER (thisbuf
, current_buffer
);
2291 internal_with_output_to_temp_buffer ("*Help*",
2292 describe_buffer_bindings
,
2293 list3 (thisbuf
, prefix
, menus
));
2297 /* ARG is (BUFFER PREFIX MENU-FLAG). */
2300 describe_buffer_bindings (arg
)
2303 Lisp_Object descbuf
, prefix
, shadow
;
2305 register Lisp_Object start1
;
2306 struct gcpro gcpro1
;
2308 char *alternate_heading
2310 Keyboard translations:\n\n\
2311 You type Translation\n\
2312 -------- -----------\n";
2314 descbuf
= XCONS (arg
)->car
;
2315 arg
= XCONS (arg
)->cdr
;
2316 prefix
= XCONS (arg
)->car
;
2317 arg
= XCONS (arg
)->cdr
;
2318 nomenu
= NILP (XCONS (arg
)->car
);
2323 Fset_buffer (Vstandard_output
);
2325 /* Report on alternates for keys. */
2326 if (STRINGP (Vkeyboard_translate_table
) && !NILP (prefix
))
2329 unsigned char *translate
= XSTRING (Vkeyboard_translate_table
)->data
;
2330 int translate_len
= XSTRING (Vkeyboard_translate_table
)->size
;
2332 for (c
= 0; c
< translate_len
; c
++)
2333 if (translate
[c
] != c
)
2338 if (alternate_heading
)
2340 insert_string (alternate_heading
);
2341 alternate_heading
= 0;
2344 bufend
= push_key_description (translate
[c
], buf
);
2345 insert (buf
, bufend
- buf
);
2346 Findent_to (make_number (16), make_number (1));
2347 bufend
= push_key_description (c
, buf
);
2348 insert (buf
, bufend
- buf
);
2356 if (!NILP (Vkey_translation_map
))
2357 describe_map_tree (Vkey_translation_map
, 0, Qnil
, prefix
,
2358 "Key translations", nomenu
, 1, 0);
2362 Lisp_Object
*modes
, *maps
;
2364 /* Temporarily switch to descbuf, so that we can get that buffer's
2365 minor modes correctly. */
2366 Fset_buffer (descbuf
);
2368 if (!NILP (current_kboard
->Voverriding_terminal_local_map
)
2369 || !NILP (Voverriding_local_map
))
2372 nmaps
= current_minor_maps (&modes
, &maps
);
2373 Fset_buffer (Vstandard_output
);
2375 /* Print the minor mode maps. */
2376 for (i
= 0; i
< nmaps
; i
++)
2378 /* The title for a minor mode keymap
2379 is constructed at run time.
2380 We let describe_map_tree do the actual insertion
2381 because it takes care of other features when doing so. */
2384 if (!SYMBOLP (modes
[i
]))
2387 p
= title
= (char *) alloca (40 + XSYMBOL (modes
[i
])->name
->size
);
2389 bcopy (XSYMBOL (modes
[i
])->name
->data
, p
,
2390 XSYMBOL (modes
[i
])->name
->size
);
2391 p
+= XSYMBOL (modes
[i
])->name
->size
;
2393 bcopy (" Minor Mode Bindings", p
, sizeof (" Minor Mode Bindings") - 1);
2394 p
+= sizeof (" Minor Mode Bindings") - 1;
2397 describe_map_tree (maps
[i
], 1, shadow
, prefix
, title
, nomenu
, 0, 0);
2398 shadow
= Fcons (maps
[i
], shadow
);
2402 /* Print the (major mode) local map. */
2403 if (!NILP (current_kboard
->Voverriding_terminal_local_map
))
2404 start1
= current_kboard
->Voverriding_terminal_local_map
;
2405 else if (!NILP (Voverriding_local_map
))
2406 start1
= Voverriding_local_map
;
2408 start1
= XBUFFER (descbuf
)->keymap
;
2412 describe_map_tree (start1
, 1, shadow
, prefix
,
2413 "Major Mode Bindings", nomenu
, 0, 0);
2414 shadow
= Fcons (start1
, shadow
);
2417 describe_map_tree (current_global_map
, 1, shadow
, prefix
,
2418 "Global Bindings", nomenu
, 0, 1);
2420 /* Print the function-key-map translations under this prefix. */
2421 if (!NILP (Vfunction_key_map
))
2422 describe_map_tree (Vfunction_key_map
, 0, Qnil
, prefix
,
2423 "Function key map translations", nomenu
, 1, 0);
2425 call0 (intern ("help-mode"));
2426 Fset_buffer (descbuf
);
2431 /* Insert a description of the key bindings in STARTMAP,
2432 followed by those of all maps reachable through STARTMAP.
2433 If PARTIAL is nonzero, omit certain "uninteresting" commands
2434 (such as `undefined').
2435 If SHADOW is non-nil, it is a list of maps;
2436 don't mention keys which would be shadowed by any of them.
2437 PREFIX, if non-nil, says mention only keys that start with PREFIX.
2438 TITLE, if not 0, is a string to insert at the beginning.
2439 TITLE should not end with a colon or a newline; we supply that.
2440 If NOMENU is not 0, then omit menu-bar commands.
2442 If TRANSL is nonzero, the definitions are actually key translations
2443 so print strings and vectors differently.
2445 If ALWAYS_TITLE is nonzero, print the title even if there are no maps
2449 describe_map_tree (startmap
, partial
, shadow
, prefix
, title
, nomenu
, transl
,
2451 Lisp_Object startmap
, shadow
, prefix
;
2458 Lisp_Object maps
, orig_maps
, seen
, sub_shadows
;
2459 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2466 orig_maps
= maps
= Faccessible_keymaps (startmap
, prefix
);
2469 GCPRO3 (maps
, seen
, sub_shadows
);
2475 /* Delete from MAPS each element that is for the menu bar. */
2476 for (list
= maps
; !NILP (list
); list
= XCONS (list
)->cdr
)
2478 Lisp_Object elt
, prefix
, tem
;
2481 prefix
= Fcar (elt
);
2482 if (XVECTOR (prefix
)->size
>= 1)
2484 tem
= Faref (prefix
, make_number (0));
2485 if (EQ (tem
, Qmenu_bar
))
2486 maps
= Fdelq (elt
, maps
);
2491 if (!NILP (maps
) || always_title
)
2495 insert_string (title
);
2498 insert_string (" Starting With ");
2499 insert1 (Fkey_description (prefix
));
2501 insert_string (":\n");
2503 insert_string (key_heading
);
2507 for (; !NILP (maps
); maps
= Fcdr (maps
))
2509 register Lisp_Object elt
, prefix
, tail
;
2512 prefix
= Fcar (elt
);
2516 for (tail
= shadow
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
2520 shmap
= XCONS (tail
)->car
;
2522 /* If the sequence by which we reach this keymap is zero-length,
2523 then the shadow map for this keymap is just SHADOW. */
2524 if ((STRINGP (prefix
) && XSTRING (prefix
)->size
== 0)
2525 || (VECTORP (prefix
) && XVECTOR (prefix
)->size
== 0))
2527 /* If the sequence by which we reach this keymap actually has
2528 some elements, then the sequence's definition in SHADOW is
2529 what we should use. */
2532 shmap
= Flookup_key (shmap
, Fcar (elt
), Qt
);
2533 if (INTEGERP (shmap
))
2537 /* If shmap is not nil and not a keymap,
2538 it completely shadows this map, so don't
2539 describe this map at all. */
2540 if (!NILP (shmap
) && NILP (Fkeymapp (shmap
)))
2544 sub_shadows
= Fcons (shmap
, sub_shadows
);
2547 /* Maps we have already listed in this loop shadow this map. */
2548 for (tail
= orig_maps
; ! EQ (tail
, maps
); tail
= XCDR (tail
))
2551 tem
= Fequal (Fcar (XCAR (tail
)), prefix
);
2553 sub_shadows
= Fcons (XCDR (XCAR (tail
)), sub_shadows
);
2556 describe_map (Fcdr (elt
), prefix
,
2557 transl
? describe_translation
: describe_command
,
2558 partial
, sub_shadows
, &seen
, nomenu
);
2564 insert_string ("\n");
2569 static int previous_description_column
;
2572 describe_command (definition
)
2573 Lisp_Object definition
;
2575 register Lisp_Object tem1
;
2576 int column
= current_column ();
2577 int description_column
;
2579 /* If column 16 is no good, go to col 32;
2580 but don't push beyond that--go to next line instead. */
2584 description_column
= 32;
2586 else if (column
> 14 || (column
> 10 && previous_description_column
== 32))
2587 description_column
= 32;
2589 description_column
= 16;
2591 Findent_to (make_number (description_column
), make_number (1));
2592 previous_description_column
= description_column
;
2594 if (SYMBOLP (definition
))
2596 XSETSTRING (tem1
, XSYMBOL (definition
)->name
);
2598 insert_string ("\n");
2600 else if (STRINGP (definition
) || VECTORP (definition
))
2601 insert_string ("Keyboard Macro\n");
2604 tem1
= Fkeymapp (definition
);
2606 insert_string ("Prefix Command\n");
2608 insert_string ("??\n");
2613 describe_translation (definition
)
2614 Lisp_Object definition
;
2616 register Lisp_Object tem1
;
2618 Findent_to (make_number (16), make_number (1));
2620 if (SYMBOLP (definition
))
2622 XSETSTRING (tem1
, XSYMBOL (definition
)->name
);
2624 insert_string ("\n");
2626 else if (STRINGP (definition
) || VECTORP (definition
))
2628 insert1 (Fkey_description (definition
));
2629 insert_string ("\n");
2633 tem1
= Fkeymapp (definition
);
2635 insert_string ("Prefix Command\n");
2637 insert_string ("??\n");
2641 /* Like Flookup_key, but uses a list of keymaps SHADOW instead of a single map.
2642 Returns the first non-nil binding found in any of those maps. */
2645 shadow_lookup (shadow
, key
, flag
)
2646 Lisp_Object shadow
, key
, flag
;
2648 Lisp_Object tail
, value
;
2650 for (tail
= shadow
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
2652 value
= Flookup_key (XCONS (tail
)->car
, key
, flag
);
2659 /* Describe the contents of map MAP, assuming that this map itself is
2660 reached by the sequence of prefix keys KEYS (a string or vector).
2661 PARTIAL, SHADOW, NOMENU are as in `describe_map_tree' above. */
2664 describe_map (map
, keys
, elt_describer
, partial
, shadow
, seen
, nomenu
)
2665 register Lisp_Object map
;
2667 void (*elt_describer
) P_ ((Lisp_Object
));
2673 Lisp_Object elt_prefix
;
2674 Lisp_Object tail
, definition
, event
;
2676 Lisp_Object suppress
;
2679 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2681 if (!NILP (keys
) && XFASTINT (Flength (keys
)) > 0)
2683 /* Call Fkey_description first, to avoid GC bug for the other string. */
2684 tem
= Fkey_description (keys
);
2685 elt_prefix
= concat2 (tem
, build_string (" "));
2691 suppress
= intern ("suppress-keymap");
2693 /* This vector gets used to present single keys to Flookup_key. Since
2694 that is done once per keymap element, we don't want to cons up a
2695 fresh vector every time. */
2696 kludge
= Fmake_vector (make_number (1), Qnil
);
2699 GCPRO3 (elt_prefix
, definition
, kludge
);
2701 for (tail
= map
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
2705 if (VECTORP (XCONS (tail
)->car
)
2706 || CHAR_TABLE_P (XCONS (tail
)->car
))
2707 describe_vector (XCONS (tail
)->car
,
2708 elt_prefix
, elt_describer
, partial
, shadow
, map
,
2710 else if (CONSP (XCONS (tail
)->car
))
2712 event
= XCONS (XCONS (tail
)->car
)->car
;
2714 /* Ignore bindings whose "keys" are not really valid events.
2715 (We get these in the frames and buffers menu.) */
2716 if (! (SYMBOLP (event
) || INTEGERP (event
)))
2719 if (nomenu
&& EQ (event
, Qmenu_bar
))
2722 definition
= get_keyelt (XCONS (XCONS (tail
)->car
)->cdr
, 0);
2724 /* Don't show undefined commands or suppressed commands. */
2725 if (NILP (definition
)) continue;
2726 if (SYMBOLP (definition
) && partial
)
2728 tem
= Fget (definition
, suppress
);
2733 /* Don't show a command that isn't really visible
2734 because a local definition of the same key shadows it. */
2736 XVECTOR (kludge
)->contents
[0] = event
;
2739 tem
= shadow_lookup (shadow
, kludge
, Qt
);
2740 if (!NILP (tem
)) continue;
2743 tem
= Flookup_key (map
, kludge
, Qt
);
2744 if (! EQ (tem
, definition
)) continue;
2748 previous_description_column
= 0;
2753 if (!NILP (elt_prefix
))
2754 insert1 (elt_prefix
);
2756 /* THIS gets the string to describe the character EVENT. */
2757 insert1 (Fsingle_key_description (event
));
2759 /* Print a description of the definition of this character.
2760 elt_describer will take care of spacing out far enough
2761 for alignment purposes. */
2762 (*elt_describer
) (definition
);
2764 else if (EQ (XCONS (tail
)->car
, Qkeymap
))
2766 /* The same keymap might be in the structure twice, if we're
2767 using an inherited keymap. So skip anything we've already
2769 tem
= Fassq (tail
, *seen
);
2770 if (CONSP (tem
) && !NILP (Fequal (XCONS (tem
)->car
, keys
)))
2772 *seen
= Fcons (Fcons (tail
, keys
), *seen
);
2780 describe_vector_princ (elt
)
2783 Findent_to (make_number (16), make_number (1));
2788 DEFUN ("describe-vector", Fdescribe_vector
, Sdescribe_vector
, 1, 1, 0,
2789 "Insert a description of contents of VECTOR.\n\
2790 This is text showing the elements of vector matched against indices.")
2794 int count
= specpdl_ptr
- specpdl
;
2796 specbind (Qstandard_output
, Fcurrent_buffer ());
2797 CHECK_VECTOR_OR_CHAR_TABLE (vector
, 0);
2798 describe_vector (vector
, Qnil
, describe_vector_princ
, 0,
2799 Qnil
, Qnil
, (int *)0, 0);
2801 return unbind_to (count
, Qnil
);
2804 /* Insert in the current buffer a description of the contents of VECTOR.
2805 We call ELT_DESCRIBER to insert the description of one value found
2808 ELT_PREFIX describes what "comes before" the keys or indices defined
2809 by this vector. This is a human-readable string whose size
2810 is not necessarily related to the situation.
2812 If the vector is in a keymap, ELT_PREFIX is a prefix key which
2813 leads to this keymap.
2815 If the vector is a chartable, ELT_PREFIX is the vector
2816 of bytes that lead to the character set or portion of a character
2817 set described by this chartable.
2819 If PARTIAL is nonzero, it means do not mention suppressed commands
2820 (that assumes the vector is in a keymap).
2822 SHADOW is a list of keymaps that shadow this map.
2823 If it is non-nil, then we look up the key in those maps
2824 and we don't mention it now if it is defined by any of them.
2826 ENTIRE_MAP is the keymap in which this vector appears.
2827 If the definition in effect in the whole map does not match
2828 the one in this vector, we ignore this one.
2830 When describing a sub-char-table, INDICES is a list of
2831 indices at higher levels in this char-table,
2832 and CHAR_TABLE_DEPTH says how many levels down we have gone. */
2835 describe_vector (vector
, elt_prefix
, elt_describer
,
2836 partial
, shadow
, entire_map
,
2837 indices
, char_table_depth
)
2838 register Lisp_Object vector
;
2839 Lisp_Object elt_prefix
;
2840 void (*elt_describer
) P_ ((Lisp_Object
));
2843 Lisp_Object entire_map
;
2845 int char_table_depth
;
2847 Lisp_Object definition
;
2850 Lisp_Object suppress
;
2853 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
2854 /* Range of elements to be handled. */
2856 /* A flag to tell if a leaf in this level of char-table is not a
2857 generic character (i.e. a complete multibyte character). */
2863 indices
= (int *) alloca (3 * sizeof (int));
2867 /* This vector gets used to present single keys to Flookup_key. Since
2868 that is done once per vector element, we don't want to cons up a
2869 fresh vector every time. */
2870 kludge
= Fmake_vector (make_number (1), Qnil
);
2871 GCPRO3 (elt_prefix
, definition
, kludge
);
2874 suppress
= intern ("suppress-keymap");
2876 if (CHAR_TABLE_P (vector
))
2878 if (char_table_depth
== 0)
2880 /* VECTOR is a top level char-table. */
2883 to
= CHAR_TABLE_ORDINARY_SLOTS
;
2887 /* VECTOR is a sub char-table. */
2888 if (char_table_depth
>= 3)
2889 /* A char-table is never that deep. */
2890 error ("Too deep char table");
2893 = (CHARSET_VALID_P (indices
[0])
2894 && ((CHARSET_DIMENSION (indices
[0]) == 1
2895 && char_table_depth
== 1)
2896 || char_table_depth
== 2));
2898 /* Meaningful elements are from 32th to 127th. */
2900 to
= SUB_CHAR_TABLE_ORDINARY_SLOTS
;
2905 /* This does the right thing for ordinary vectors. */
2909 to
= XVECTOR (vector
)->size
;
2912 for (i
= from
; i
< to
; i
++)
2916 if (CHAR_TABLE_P (vector
))
2918 if (char_table_depth
== 0 && i
>= CHAR_TABLE_SINGLE_BYTE_SLOTS
)
2921 if (i
>= CHAR_TABLE_SINGLE_BYTE_SLOTS
2922 && !CHARSET_DEFINED_P (i
- 128))
2926 = get_keyelt (XCHAR_TABLE (vector
)->contents
[i
], 0);
2929 definition
= get_keyelt (XVECTOR (vector
)->contents
[i
], 0);
2931 if (NILP (definition
)) continue;
2933 /* Don't mention suppressed commands. */
2934 if (SYMBOLP (definition
) && partial
)
2938 tem
= Fget (definition
, suppress
);
2940 if (!NILP (tem
)) continue;
2943 /* Set CHARACTER to the character this entry describes, if any.
2944 Also update *INDICES. */
2945 if (CHAR_TABLE_P (vector
))
2947 indices
[char_table_depth
] = i
;
2949 if (char_table_depth
== 0)
2952 indices
[0] = i
- 128;
2954 else if (complete_char
)
2957 = MAKE_NON_ASCII_CHAR (indices
[0], indices
[1], indices
[2]);
2965 /* If this binding is shadowed by some other map, ignore it. */
2966 if (!NILP (shadow
) && complete_char
)
2970 XVECTOR (kludge
)->contents
[0] = make_number (character
);
2971 tem
= shadow_lookup (shadow
, kludge
, Qt
);
2973 if (!NILP (tem
)) continue;
2976 /* Ignore this definition if it is shadowed by an earlier
2977 one in the same keymap. */
2978 if (!NILP (entire_map
) && complete_char
)
2982 XVECTOR (kludge
)->contents
[0] = make_number (character
);
2983 tem
= Flookup_key (entire_map
, kludge
, Qt
);
2985 if (! EQ (tem
, definition
))
2991 if (char_table_depth
== 0)
2996 /* For a sub char-table, show the depth by indentation.
2997 CHAR_TABLE_DEPTH can be greater than 0 only for a char-table. */
2998 if (char_table_depth
> 0)
2999 insert (" ", char_table_depth
* 2); /* depth is 1 or 2. */
3001 /* Output the prefix that applies to every entry in this map. */
3002 if (!NILP (elt_prefix
))
3003 insert1 (elt_prefix
);
3005 /* Insert or describe the character this slot is for,
3006 or a description of what it is for. */
3007 if (SUB_CHAR_TABLE_P (vector
))
3010 insert_char (character
);
3013 /* We need an octal representation for this block of
3016 sprintf (work
, "(row %d)", i
);
3017 insert (work
, strlen (work
));
3020 else if (CHAR_TABLE_P (vector
))
3023 insert1 (Fsingle_key_description (make_number (character
)));
3026 /* Print the information for this character set. */
3027 insert_string ("<");
3028 tem2
= CHARSET_TABLE_INFO (i
- 128, CHARSET_SHORT_NAME_IDX
);
3030 insert_from_string (tem2
, 0, 0, XSTRING (tem2
)->size
,
3031 STRING_BYTES (XSTRING (tem2
)), 0);
3039 insert1 (Fsingle_key_description (make_number (character
)));
3042 /* If we find a sub char-table within a char-table,
3043 scan it recursively; it defines the details for
3044 a character set or a portion of a character set. */
3045 if (CHAR_TABLE_P (vector
) && SUB_CHAR_TABLE_P (definition
))
3048 describe_vector (definition
, elt_prefix
, elt_describer
,
3049 partial
, shadow
, entire_map
,
3050 indices
, char_table_depth
+ 1);
3056 /* Find all consecutive characters or rows that have the same
3057 definition. But, for elements of a top level char table, if
3058 they are for charsets, we had better describe one by one even
3059 if they have the same definition. */
3060 if (CHAR_TABLE_P (vector
))
3064 if (char_table_depth
== 0)
3065 limit
= CHAR_TABLE_SINGLE_BYTE_SLOTS
;
3067 while (i
+ 1 < limit
3068 && (tem2
= get_keyelt (XCHAR_TABLE (vector
)->contents
[i
+ 1], 0),
3070 && !NILP (Fequal (tem2
, definition
)))
3075 && (tem2
= get_keyelt (XVECTOR (vector
)->contents
[i
+ 1], 0),
3077 && !NILP (Fequal (tem2
, definition
)))
3081 /* If we have a range of more than one character,
3082 print where the range reaches to. */
3084 if (i
!= starting_i
)
3088 if (!NILP (elt_prefix
))
3089 insert1 (elt_prefix
);
3091 if (CHAR_TABLE_P (vector
))
3093 if (char_table_depth
== 0)
3095 insert1 (Fsingle_key_description (make_number (i
)));
3097 else if (complete_char
)
3099 indices
[char_table_depth
] = i
;
3101 = MAKE_NON_ASCII_CHAR (indices
[0], indices
[1], indices
[2]);
3102 insert_char (character
);
3106 /* We need an octal representation for this block of
3109 sprintf (work
, "(row %d)", i
);
3110 insert (work
, strlen (work
));
3115 insert1 (Fsingle_key_description (make_number (i
)));
3119 /* Print a description of the definition of this character.
3120 elt_describer will take care of spacing out far enough
3121 for alignment purposes. */
3122 (*elt_describer
) (definition
);
3125 /* For (sub) char-table, print `defalt' slot at last. */
3126 if (CHAR_TABLE_P (vector
) && !NILP (XCHAR_TABLE (vector
)->defalt
))
3128 insert (" ", char_table_depth
* 2);
3129 insert_string ("<<default>>");
3130 (*elt_describer
) (XCHAR_TABLE (vector
)->defalt
);
3136 /* Apropos - finding all symbols whose names match a regexp. */
3137 Lisp_Object apropos_predicate
;
3138 Lisp_Object apropos_accumulate
;
3141 apropos_accum (symbol
, string
)
3142 Lisp_Object symbol
, string
;
3144 register Lisp_Object tem
;
3146 tem
= Fstring_match (string
, Fsymbol_name (symbol
), Qnil
);
3147 if (!NILP (tem
) && !NILP (apropos_predicate
))
3148 tem
= call1 (apropos_predicate
, symbol
);
3150 apropos_accumulate
= Fcons (symbol
, apropos_accumulate
);
3153 DEFUN ("apropos-internal", Fapropos_internal
, Sapropos_internal
, 1, 2, 0,
3154 "Show all symbols whose names contain match for REGEXP.\n\
3155 If optional 2nd arg PREDICATE is non-nil, (funcall PREDICATE SYMBOL) is done\n\
3156 for each symbol and a symbol is mentioned only if that returns non-nil.\n\
3157 Return list of symbols found.")
3159 Lisp_Object regexp
, predicate
;
3161 struct gcpro gcpro1
, gcpro2
;
3162 CHECK_STRING (regexp
, 0);
3163 apropos_predicate
= predicate
;
3164 GCPRO2 (apropos_predicate
, apropos_accumulate
);
3165 apropos_accumulate
= Qnil
;
3166 map_obarray (Vobarray
, apropos_accum
, regexp
);
3167 apropos_accumulate
= Fsort (apropos_accumulate
, Qstring_lessp
);
3169 return apropos_accumulate
;
3177 Qkeymap
= intern ("keymap");
3178 staticpro (&Qkeymap
);
3180 /* Now we are ready to set up this property, so we can
3181 create char tables. */
3182 Fput (Qkeymap
, Qchar_table_extra_slots
, make_number (0));
3184 /* Initialize the keymaps standardly used.
3185 Each one is the value of a Lisp variable, and is also
3186 pointed to by a C variable */
3188 global_map
= Fmake_keymap (Qnil
);
3189 Fset (intern ("global-map"), global_map
);
3191 current_global_map
= global_map
;
3192 staticpro (&global_map
);
3193 staticpro (¤t_global_map
);
3195 meta_map
= Fmake_keymap (Qnil
);
3196 Fset (intern ("esc-map"), meta_map
);
3197 Ffset (intern ("ESC-prefix"), meta_map
);
3199 control_x_map
= Fmake_keymap (Qnil
);
3200 Fset (intern ("ctl-x-map"), control_x_map
);
3201 Ffset (intern ("Control-X-prefix"), control_x_map
);
3203 DEFVAR_LISP ("define-key-rebound-commands", &Vdefine_key_rebound_commands
,
3204 "List of commands given new key bindings recently.\n\
3205 This is used for internal purposes during Emacs startup;\n\
3206 don't alter it yourself.");
3207 Vdefine_key_rebound_commands
= Qt
;
3209 DEFVAR_LISP ("minibuffer-local-map", &Vminibuffer_local_map
,
3210 "Default keymap to use when reading from the minibuffer.");
3211 Vminibuffer_local_map
= Fmake_sparse_keymap (Qnil
);
3213 DEFVAR_LISP ("minibuffer-local-ns-map", &Vminibuffer_local_ns_map
,
3214 "Local keymap for the minibuffer when spaces are not allowed.");
3215 Vminibuffer_local_ns_map
= Fmake_sparse_keymap (Qnil
);
3217 DEFVAR_LISP ("minibuffer-local-completion-map", &Vminibuffer_local_completion_map
,
3218 "Local keymap for minibuffer input with completion.");
3219 Vminibuffer_local_completion_map
= Fmake_sparse_keymap (Qnil
);
3221 DEFVAR_LISP ("minibuffer-local-must-match-map", &Vminibuffer_local_must_match_map
,
3222 "Local keymap for minibuffer input with completion, for exact match.");
3223 Vminibuffer_local_must_match_map
= Fmake_sparse_keymap (Qnil
);
3225 DEFVAR_LISP ("minor-mode-map-alist", &Vminor_mode_map_alist
,
3226 "Alist of keymaps to use for minor modes.\n\
3227 Each element looks like (VARIABLE . KEYMAP); KEYMAP is used to read\n\
3228 key sequences and look up bindings iff VARIABLE's value is non-nil.\n\
3229 If two active keymaps bind the same key, the keymap appearing earlier\n\
3230 in the list takes precedence.");
3231 Vminor_mode_map_alist
= Qnil
;
3233 DEFVAR_LISP ("minor-mode-overriding-map-alist", &Vminor_mode_overriding_map_alist
,
3234 "Alist of keymaps to use for minor modes, in current major mode.\n\
3235 This variable is a alist just like `minor-mode-map-alist', and it is\n\
3236 used the same way (and before `minor-mode-map-alist'); however,\n\
3237 it is provided for major modes to bind locally.");
3238 Vminor_mode_overriding_map_alist
= Qnil
;
3240 DEFVAR_LISP ("function-key-map", &Vfunction_key_map
,
3241 "Keymap mapping ASCII function key sequences onto their preferred forms.\n\
3242 This allows Emacs to recognize function keys sent from ASCII\n\
3243 terminals at any point in a key sequence.\n\
3245 The `read-key-sequence' function replaces any subsequence bound by\n\
3246 `function-key-map' with its binding. More precisely, when the active\n\
3247 keymaps have no binding for the current key sequence but\n\
3248 `function-key-map' binds a suffix of the sequence to a vector or string,\n\
3249 `read-key-sequence' replaces the matching suffix with its binding, and\n\
3250 continues with the new sequence.\n\
3252 The events that come from bindings in `function-key-map' are not\n\
3253 themselves looked up in `function-key-map'.\n\
3255 For example, suppose `function-key-map' binds `ESC O P' to [f1].\n\
3256 Typing `ESC O P' to `read-key-sequence' would return [f1]. Typing\n\
3257 `C-x ESC O P' would return [?\\C-x f1]. If [f1] were a prefix\n\
3258 key, typing `ESC O P x' would return [f1 x].");
3259 Vfunction_key_map
= Fmake_sparse_keymap (Qnil
);
3261 DEFVAR_LISP ("key-translation-map", &Vkey_translation_map
,
3262 "Keymap of key translations that can override keymaps.\n\
3263 This keymap works like `function-key-map', but comes after that,\n\
3264 and applies even for keys that have ordinary bindings.");
3265 Vkey_translation_map
= Qnil
;
3267 Qsingle_key_description
= intern ("single-key-description");
3268 staticpro (&Qsingle_key_description
);
3270 Qkey_description
= intern ("key-description");
3271 staticpro (&Qkey_description
);
3273 Qkeymapp
= intern ("keymapp");
3274 staticpro (&Qkeymapp
);
3276 Qnon_ascii
= intern ("non-ascii");
3277 staticpro (&Qnon_ascii
);
3279 Qmenu_item
= intern ("menu-item");
3280 staticpro (&Qmenu_item
);
3282 defsubr (&Skeymapp
);
3283 defsubr (&Skeymap_parent
);
3284 defsubr (&Sset_keymap_parent
);
3285 defsubr (&Smake_keymap
);
3286 defsubr (&Smake_sparse_keymap
);
3287 defsubr (&Scopy_keymap
);
3288 defsubr (&Skey_binding
);
3289 defsubr (&Slocal_key_binding
);
3290 defsubr (&Sglobal_key_binding
);
3291 defsubr (&Sminor_mode_key_binding
);
3292 defsubr (&Sdefine_key
);
3293 defsubr (&Slookup_key
);
3294 defsubr (&Sdefine_prefix_command
);
3295 defsubr (&Suse_global_map
);
3296 defsubr (&Suse_local_map
);
3297 defsubr (&Scurrent_local_map
);
3298 defsubr (&Scurrent_global_map
);
3299 defsubr (&Scurrent_minor_mode_maps
);
3300 defsubr (&Saccessible_keymaps
);
3301 defsubr (&Skey_description
);
3302 defsubr (&Sdescribe_vector
);
3303 defsubr (&Ssingle_key_description
);
3304 defsubr (&Stext_char_description
);
3305 defsubr (&Swhere_is_internal
);
3306 defsubr (&Sdescribe_bindings_internal
);
3307 defsubr (&Sapropos_internal
);
3315 initial_define_key (global_map
, 033, "ESC-prefix");
3316 initial_define_key (global_map
, Ctl('X'), "Control-X-prefix");