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. */
30 #include "termhooks.h"
31 #include "blockinput.h"
34 #define min(a, b) ((a) < (b) ? (a) : (b))
36 /* The number of elements in keymap vectors. */
37 #define DENSE_TABLE_SIZE (0200)
39 /* Actually allocate storage for these variables */
41 Lisp_Object current_global_map
; /* Current global keymap */
43 Lisp_Object global_map
; /* default global key bindings */
45 Lisp_Object meta_map
; /* The keymap used for globally bound
46 ESC-prefixed default commands */
48 Lisp_Object control_x_map
; /* The keymap used for globally bound
49 C-x-prefixed default commands */
51 /* was MinibufLocalMap */
52 Lisp_Object Vminibuffer_local_map
;
53 /* The keymap used by the minibuf for local
54 bindings when spaces are allowed in the
57 /* was MinibufLocalNSMap */
58 Lisp_Object Vminibuffer_local_ns_map
;
59 /* The keymap used by the minibuf for local
60 bindings when spaces are not encouraged
63 /* keymap used for minibuffers when doing completion */
64 /* was MinibufLocalCompletionMap */
65 Lisp_Object Vminibuffer_local_completion_map
;
67 /* keymap used for minibuffers when doing completion and require a match */
68 /* was MinibufLocalMustMatchMap */
69 Lisp_Object Vminibuffer_local_must_match_map
;
71 /* Alist of minor mode variables and keymaps. */
72 Lisp_Object Vminor_mode_map_alist
;
74 /* Alist of major-mode-specific overrides for
75 minor mode variables and keymaps. */
76 Lisp_Object Vminor_mode_overriding_map_alist
;
78 /* Keymap mapping ASCII function key sequences onto their preferred forms.
79 Initialized by the terminal-specific lisp files. See DEFVAR for more
81 Lisp_Object Vfunction_key_map
;
83 /* Keymap mapping ASCII function key sequences onto their preferred forms. */
84 Lisp_Object Vkey_translation_map
;
86 /* A list of all commands given new bindings since a certain time
87 when nil was stored here.
88 This is used to speed up recomputation of menu key equivalents
89 when Emacs starts up. t means don't record anything here. */
90 Lisp_Object Vdefine_key_rebound_commands
;
92 Lisp_Object Qkeymapp
, Qkeymap
, Qnon_ascii
, Qmenu_item
;
94 /* A char with the CHAR_META bit set in a vector or the 0200 bit set
95 in a string key sequence is equivalent to prefixing with this
97 extern Lisp_Object meta_prefix_char
;
99 extern Lisp_Object Voverriding_local_map
;
101 static Lisp_Object
define_as_prefix ();
102 static Lisp_Object
describe_buffer_bindings ();
103 static void describe_command (), describe_translation ();
104 static void describe_map ();
105 Lisp_Object
Fcopy_keymap ();
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 VECTOR . ALIST).\n\
111 VECTOR is a vector which 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
)
225 tem
= indirect_function (object
);
226 if (CONSP (tem
) && EQ (XCONS (tem
)->car
, Qkeymap
))
229 /* Should we do an autoload? Autoload forms for keymaps have
230 Qkeymap as their fifth element. */
234 && EQ (XCONS (tem
)->car
, Qautoload
))
238 tail
= Fnth (make_number (4), tem
);
239 if (EQ (tail
, Qkeymap
))
241 struct gcpro gcpro1
, gcpro2
;
243 GCPRO2 (tem
, object
);
244 do_autoload (tem
, object
);
252 wrong_type_argument (Qkeymapp
, object
);
258 /* Follow any symbol chaining, and return the keymap denoted by OBJECT.
259 If OBJECT doesn't denote a keymap at all, signal an error. */
264 return get_keymap_1 (object
, 1, 0);
267 /* Return the parent map of the keymap MAP, or nil if it has none.
268 We assume that MAP is a valid keymap. */
270 DEFUN ("keymap-parent", Fkeymap_parent
, Skeymap_parent
, 1, 1, 0,
271 "Return the parent keymap of KEYMAP.")
277 keymap
= get_keymap_1 (keymap
, 1, 1);
279 /* Skip past the initial element `keymap'. */
280 list
= XCONS (keymap
)->cdr
;
281 for (; CONSP (list
); list
= XCONS (list
)->cdr
)
283 /* See if there is another `keymap'. */
284 if (EQ (Qkeymap
, XCONS (list
)->car
))
291 /* Set the parent keymap of MAP to PARENT. */
293 DEFUN ("set-keymap-parent", Fset_keymap_parent
, Sset_keymap_parent
, 2, 2, 0,
294 "Modify KEYMAP to set its parent map to PARENT.\n\
295 PARENT should be nil or another keymap.")
297 Lisp_Object keymap
, parent
;
299 Lisp_Object list
, prev
;
302 keymap
= get_keymap_1 (keymap
, 1, 1);
304 parent
= get_keymap_1 (parent
, 1, 1);
306 /* Skip past the initial element `keymap'. */
310 list
= XCONS (prev
)->cdr
;
311 /* If there is a parent keymap here, replace it.
312 If we came to the end, add the parent in PREV. */
313 if (! CONSP (list
) || EQ (Qkeymap
, XCONS (list
)->car
))
315 /* If we already have the right parent, return now
316 so that we avoid the loops below. */
317 if (EQ (XCONS (prev
)->cdr
, parent
))
320 XCONS (prev
)->cdr
= parent
;
326 /* Scan through for submaps, and set their parents too. */
328 for (list
= XCONS (keymap
)->cdr
; CONSP (list
); list
= XCONS (list
)->cdr
)
330 /* Stop the scan when we come to the parent. */
331 if (EQ (XCONS (list
)->car
, Qkeymap
))
334 /* If this element holds a prefix map, deal with it. */
335 if (CONSP (XCONS (list
)->car
)
336 && CONSP (XCONS (XCONS (list
)->car
)->cdr
))
337 fix_submap_inheritance (keymap
, XCONS (XCONS (list
)->car
)->car
,
338 XCONS (XCONS (list
)->car
)->cdr
);
340 if (VECTORP (XCONS (list
)->car
))
341 for (i
= 0; i
< XVECTOR (XCONS (list
)->car
)->size
; i
++)
342 if (CONSP (XVECTOR (XCONS (list
)->car
)->contents
[i
]))
343 fix_submap_inheritance (keymap
, make_number (i
),
344 XVECTOR (XCONS (list
)->car
)->contents
[i
]);
346 if (CHAR_TABLE_P (XCONS (list
)->car
))
348 Lisp_Object indices
[3];
350 map_char_table (fix_submap_inheritance
, Qnil
, XCONS (list
)->car
,
358 /* EVENT is defined in MAP as a prefix, and SUBMAP is its definition.
359 if EVENT is also a prefix in MAP's parent,
360 make sure that SUBMAP inherits that definition as its own parent. */
363 fix_submap_inheritance (map
, event
, submap
)
364 Lisp_Object map
, event
, submap
;
366 Lisp_Object map_parent
, parent_entry
;
368 /* SUBMAP is a cons that we found as a key binding.
369 Discard the other things found in a menu key binding. */
373 /* May be an old format menu item */
374 if STRINGP (XCONS (submap
)->car
)
376 submap
= XCONS (submap
)->cdr
;
377 /* Also remove a menu help string, if any,
378 following the menu item name. */
379 if (CONSP (submap
) && STRINGP (XCONS (submap
)->car
))
380 submap
= XCONS (submap
)->cdr
;
381 /* Also remove the sublist that caches key equivalences, if any. */
383 && CONSP (XCONS (submap
)->car
))
386 carcar
= XCONS (XCONS (submap
)->car
)->car
;
387 if (NILP (carcar
) || VECTORP (carcar
))
388 submap
= XCONS (submap
)->cdr
;
392 /* Or a new format menu item */
393 else if (EQ (XCONS (submap
)->car
, Qmenu_item
)
394 && CONSP (XCONS (submap
)->cdr
))
396 submap
= XCONS (XCONS (submap
)->cdr
)->cdr
;
398 submap
= XCONS (submap
)->car
;
402 /* If it isn't a keymap now, there's no work to do. */
404 || ! EQ (XCONS (submap
)->car
, Qkeymap
))
407 map_parent
= Fkeymap_parent (map
);
408 if (! NILP (map_parent
))
409 parent_entry
= access_keymap (map_parent
, event
, 0, 0);
413 /* If MAP's parent has something other than a keymap,
414 our own submap shadows it completely, so use nil as SUBMAP's parent. */
415 if (! (CONSP (parent_entry
) && EQ (XCONS (parent_entry
)->car
, Qkeymap
)))
418 if (! EQ (parent_entry
, submap
))
419 Fset_keymap_parent (submap
, parent_entry
);
422 /* Look up IDX in MAP. IDX may be any sort of event.
423 Note that this does only one level of lookup; IDX must be a single
424 event, not a sequence.
426 If T_OK is non-zero, bindings for Qt are treated as default
427 bindings; any key left unmentioned by other tables and bindings is
428 given the binding of Qt.
430 If T_OK is zero, bindings for Qt are not treated specially.
432 If NOINHERIT, don't accept a subkeymap found in an inherited keymap. */
435 access_keymap (map
, idx
, t_ok
, noinherit
)
444 /* If idx is a list (some sort of mouse click, perhaps?),
445 the index we want to use is the car of the list, which
446 ought to be a symbol. */
447 idx
= EVENT_HEAD (idx
);
449 /* If idx is a symbol, it might have modifiers, which need to
450 be put in the canonical order. */
452 idx
= reorder_modifiers (idx
);
453 else if (INTEGERP (idx
))
454 /* Clobber the high bits that can be present on a machine
455 with more than 24 bits of integer. */
456 XSETFASTINT (idx
, XINT (idx
) & (CHAR_META
| (CHAR_META
- 1)));
460 Lisp_Object t_binding
;
463 for (tail
= map
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
467 binding
= XCONS (tail
)->car
;
468 if (SYMBOLP (binding
))
470 /* If NOINHERIT, stop finding prefix definitions
471 after we pass a second occurrence of the `keymap' symbol. */
472 if (noinherit
&& EQ (binding
, Qkeymap
) && ! EQ (tail
, map
))
475 else if (CONSP (binding
))
477 if (EQ (XCONS (binding
)->car
, idx
))
479 val
= XCONS (binding
)->cdr
;
480 if (noprefix
&& CONSP (val
) && EQ (XCONS (val
)->car
, Qkeymap
))
483 fix_submap_inheritance (map
, idx
, val
);
486 if (t_ok
&& EQ (XCONS (binding
)->car
, Qt
))
487 t_binding
= XCONS (binding
)->cdr
;
489 else if (VECTORP (binding
))
491 if (NATNUMP (idx
) && XFASTINT (idx
) < XVECTOR (binding
)->size
)
493 val
= XVECTOR (binding
)->contents
[XFASTINT (idx
)];
494 if (noprefix
&& CONSP (val
) && EQ (XCONS (val
)->car
, Qkeymap
))
497 fix_submap_inheritance (map
, idx
, val
);
501 else if (CHAR_TABLE_P (binding
))
503 /* Character codes with modifiers
504 are not included in a char-table.
505 All character codes without modifiers are included. */
508 & (CHAR_ALT
| CHAR_SUPER
| CHAR_HYPER
509 | CHAR_SHIFT
| CHAR_CTL
| CHAR_META
)))
511 val
= Faref (binding
, idx
);
512 if (noprefix
&& CONSP (val
) && EQ (XCONS (val
)->car
, Qkeymap
))
515 fix_submap_inheritance (map
, idx
, val
);
527 /* Given OBJECT which was found in a slot in a keymap,
528 trace indirect definitions to get the actual definition of that slot.
529 An indirect definition is a list of the form
530 (KEYMAP . INDEX), where KEYMAP is a keymap or a symbol defined as one
531 and INDEX is the object to look up in KEYMAP to yield the definition.
533 Also if OBJECT has a menu string as the first element,
534 remove that. Also remove a menu help string as second element.
536 If AUTOLOAD is nonzero, load autoloadable keymaps
537 that are referred to with indirection. */
540 get_keyelt (object
, autoload
)
541 register Lisp_Object object
;
546 register Lisp_Object map
, tem
;
548 /* If the contents are (KEYMAP . ELEMENT), go indirect. */
549 map
= get_keymap_1 (Fcar_safe (object
), 0, autoload
);
550 tem
= Fkeymapp (map
);
555 if (INTEGERP (key
) && (XINT (key
) & meta_modifier
))
557 object
= access_keymap (map
, meta_prefix_char
, 0, 0);
558 map
= get_keymap_1 (object
, 0, autoload
);
559 object
= access_keymap (map
,
560 make_number (XINT (key
) & ~meta_modifier
),
564 object
= access_keymap (map
, key
, 0, 0);
567 else if (!(CONSP (object
)))
568 /* This is really the value. */
571 /* If the keymap contents looks like (STRING . DEFN),
573 Keymap alist elements like (CHAR MENUSTRING . DEFN)
574 will be used by HierarKey menus. */
575 else if (STRINGP (XCONS (object
)->car
))
577 object
= XCONS (object
)->cdr
;
578 /* Also remove a menu help string, if any,
579 following the menu item name. */
580 if (CONSP (object
) && STRINGP (XCONS (object
)->car
))
581 object
= XCONS (object
)->cdr
;
582 /* Also remove the sublist that caches key equivalences, if any. */
584 && CONSP (XCONS (object
)->car
))
587 carcar
= XCONS (XCONS (object
)->car
)->car
;
588 if (NILP (carcar
) || VECTORP (carcar
))
589 object
= XCONS (object
)->cdr
;
593 /* If the keymap contents looks like (menu-item name . DEFN)
594 or (menu-item name DEFN ...) then use DEFN.
595 This is a new format menu item.
597 else if (EQ (XCONS (object
)->car
, Qmenu_item
)
598 && CONSP (XCONS (object
)->cdr
))
600 object
= XCONS (XCONS (object
)->cdr
)->cdr
;
602 object
= XCONS (object
)->car
;
606 /* Anything else is really the value. */
612 store_in_keymap (keymap
, idx
, def
)
614 register Lisp_Object idx
;
615 register Lisp_Object def
;
617 /* If we are preparing to dump, and DEF is a menu element
618 with a menu item indicator, copy it to ensure it is not pure. */
619 if (CONSP (def
) && PURE_P (def
)
620 && (EQ (XCONS (def
)->car
, Qmenu_item
) || STRINGP (XCONS (def
)->car
)))
621 def
= Fcons (XCONS (def
)->car
, XCONS (def
)->cdr
);
623 if (!CONSP (keymap
) || ! EQ (XCONS (keymap
)->car
, Qkeymap
))
624 error ("attempt to define a key in a non-keymap");
626 /* If idx is a list (some sort of mouse click, perhaps?),
627 the index we want to use is the car of the list, which
628 ought to be a symbol. */
629 idx
= EVENT_HEAD (idx
);
631 /* If idx is a symbol, it might have modifiers, which need to
632 be put in the canonical order. */
634 idx
= reorder_modifiers (idx
);
635 else if (INTEGERP (idx
))
636 /* Clobber the high bits that can be present on a machine
637 with more than 24 bits of integer. */
638 XSETFASTINT (idx
, XINT (idx
) & (CHAR_META
| (CHAR_META
- 1)));
640 /* Scan the keymap for a binding of idx. */
644 /* The cons after which we should insert new bindings. If the
645 keymap has a table element, we record its position here, so new
646 bindings will go after it; this way, the table will stay
647 towards the front of the alist and character lookups in dense
648 keymaps will remain fast. Otherwise, this just points at the
649 front of the keymap. */
650 Lisp_Object insertion_point
;
652 insertion_point
= keymap
;
653 for (tail
= XCONS (keymap
)->cdr
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
657 elt
= XCONS (tail
)->car
;
660 if (NATNUMP (idx
) && XFASTINT (idx
) < XVECTOR (elt
)->size
)
662 XVECTOR (elt
)->contents
[XFASTINT (idx
)] = def
;
665 insertion_point
= tail
;
667 else if (CHAR_TABLE_P (elt
))
669 /* Character codes with modifiers
670 are not included in a char-table.
671 All character codes without modifiers are included. */
674 & (CHAR_ALT
| CHAR_SUPER
| CHAR_HYPER
675 | CHAR_SHIFT
| CHAR_CTL
| CHAR_META
)))
677 Faset (elt
, idx
, def
);
680 insertion_point
= tail
;
682 else if (CONSP (elt
))
684 if (EQ (idx
, XCONS (elt
)->car
))
686 XCONS (elt
)->cdr
= def
;
690 else if (SYMBOLP (elt
))
692 /* If we find a 'keymap' symbol in the spine of KEYMAP,
693 then we must have found the start of a second keymap
694 being used as the tail of KEYMAP, and a binding for IDX
695 should be inserted before it. */
696 if (EQ (elt
, Qkeymap
))
704 /* We have scanned the entire keymap, and not found a binding for
705 IDX. Let's add one. */
706 XCONS (insertion_point
)->cdr
707 = Fcons (Fcons (idx
, def
), XCONS (insertion_point
)->cdr
);
714 copy_keymap_1 (chartable
, idx
, elt
)
715 Lisp_Object chartable
, idx
, elt
;
717 if (!SYMBOLP (elt
) && ! NILP (Fkeymapp (elt
)))
718 Faset (chartable
, idx
, Fcopy_keymap (elt
));
721 DEFUN ("copy-keymap", Fcopy_keymap
, Scopy_keymap
, 1, 1, 0,
722 "Return a copy of the keymap KEYMAP.\n\
723 The copy starts out with the same definitions of KEYMAP,\n\
724 but changing either the copy or KEYMAP does not affect the other.\n\
725 Any key definitions that are subkeymaps are recursively copied.\n\
726 However, a key definition which is a symbol whose definition is a keymap\n\
731 register Lisp_Object copy
, tail
;
733 copy
= Fcopy_alist (get_keymap (keymap
));
735 for (tail
= copy
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
739 elt
= XCONS (tail
)->car
;
740 if (CHAR_TABLE_P (elt
))
742 Lisp_Object indices
[3];
744 elt
= Fcopy_sequence (elt
);
745 XCONS (tail
)->car
= elt
;
747 map_char_table (copy_keymap_1
, Qnil
, elt
, elt
, 0, indices
);
749 else if (VECTORP (elt
))
753 elt
= Fcopy_sequence (elt
);
754 XCONS (tail
)->car
= elt
;
756 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
757 if (!SYMBOLP (XVECTOR (elt
)->contents
[i
])
758 && ! NILP (Fkeymapp (XVECTOR (elt
)->contents
[i
])))
759 XVECTOR (elt
)->contents
[i
]
760 = Fcopy_keymap (XVECTOR (elt
)->contents
[i
]);
762 else if (CONSP (elt
) && CONSP (XCONS (elt
)->cdr
))
765 tem
= XCONS (elt
)->cdr
;
767 /* Is this a new format menu item. */
768 if (EQ (XCONS (tem
)->car
,Qmenu_item
))
770 /* Copy cell with menu-item marker. */
772 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
773 elt
= XCONS (elt
)->cdr
;
774 tem
= XCONS (elt
)->cdr
;
777 /* Copy cell with menu-item name. */
779 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
780 elt
= XCONS (elt
)->cdr
;
781 tem
= XCONS (elt
)->cdr
;
785 /* Copy cell with binding and if the binding is a keymap,
788 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
789 elt
= XCONS (elt
)->cdr
;
790 tem
= XCONS (elt
)->car
;
791 if (!(SYMBOLP (tem
) || NILP (Fkeymapp (tem
))))
792 XCONS (elt
)->car
= Fcopy_keymap (tem
);
793 tem
= XCONS (elt
)->cdr
;
794 if (CONSP (tem
) && CONSP (XCONS (tem
)->car
))
795 /* Delete cache for key equivalences. */
796 XCONS (elt
)->cdr
= XCONS (tem
)->cdr
;
801 /* It may be an old fomat menu item.
802 Skip the optional menu string.
804 if (STRINGP (XCONS (tem
)->car
))
806 /* Copy the cell, since copy-alist didn't go this deep. */
808 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
809 elt
= XCONS (elt
)->cdr
;
810 tem
= XCONS (elt
)->cdr
;
811 /* Also skip the optional menu help string. */
812 if (CONSP (tem
) && STRINGP (XCONS (tem
)->car
))
815 = Fcons (XCONS (tem
)->car
, XCONS (tem
)->cdr
);
816 elt
= XCONS (elt
)->cdr
;
817 tem
= XCONS (elt
)->cdr
;
819 /* There may also be a list that caches key equivalences.
820 Just delete it for the new keymap. */
822 && CONSP (XCONS (tem
)->car
)
823 && (NILP (XCONS (XCONS (tem
)->car
)->car
)
824 || VECTORP (XCONS (XCONS (tem
)->car
)->car
)))
825 XCONS (elt
)->cdr
= XCONS (tem
)->cdr
;
828 && ! SYMBOLP (XCONS (elt
)->cdr
)
829 && ! NILP (Fkeymapp (XCONS (elt
)->cdr
)))
830 XCONS (elt
)->cdr
= Fcopy_keymap (XCONS (elt
)->cdr
);
839 /* Simple Keymap mutators and accessors. */
841 /* GC is possible in this function if it autoloads a keymap. */
843 DEFUN ("define-key", Fdefine_key
, Sdefine_key
, 3, 3, 0,
844 "Args KEYMAP, KEY, DEF. Define key sequence KEY, in KEYMAP, as DEF.\n\
845 KEYMAP is a keymap. KEY is a string or a vector of symbols and characters\n\
846 meaning a sequence of keystrokes and events.\n\
847 Non-ASCII characters with codes above 127 (such as ISO Latin-1)\n\
848 can be included if you use a vector.\n\
849 DEF is anything that can be a key's definition:\n\
850 nil (means key is undefined in this keymap),\n\
851 a command (a Lisp function suitable for interactive calling)\n\
852 a string (treated as a keyboard macro),\n\
853 a keymap (to define a prefix key),\n\
854 a symbol. When the key is looked up, the symbol will stand for its\n\
855 function definition, which should at that time be one of the above,\n\
856 or another symbol whose function definition is used, etc.\n\
857 a cons (STRING . DEFN), meaning that DEFN is the definition\n\
858 (DEFN should be a valid definition in its own right),\n\
859 or a cons (KEYMAP . CHAR), meaning use definition of CHAR in map KEYMAP.\n\
861 If KEYMAP is a sparse keymap, the pair binding KEY to DEF is added at\n\
862 the front of KEYMAP.")
869 register Lisp_Object c
;
870 register Lisp_Object tem
;
871 register Lisp_Object cmd
;
875 struct gcpro gcpro1
, gcpro2
, gcpro3
;
877 keymap
= get_keymap_1 (keymap
, 1, 1);
879 if (!VECTORP (key
) && !STRINGP (key
))
880 key
= wrong_type_argument (Qarrayp
, key
);
882 length
= XFASTINT (Flength (key
));
886 if (SYMBOLP (def
) && !EQ (Vdefine_key_rebound_commands
, Qt
))
887 Vdefine_key_rebound_commands
= Fcons (def
, Vdefine_key_rebound_commands
);
889 GCPRO3 (keymap
, key
, def
);
892 meta_bit
= meta_modifier
;
899 c
= Faref (key
, make_number (idx
));
901 if (CONSP (c
) && lucid_event_type_list_p (c
))
902 c
= Fevent_convert_list (c
);
905 && (XINT (c
) & meta_bit
)
908 c
= meta_prefix_char
;
914 XSETINT (c
, XINT (c
) & ~meta_bit
);
920 if (! INTEGERP (c
) && ! SYMBOLP (c
) && ! CONSP (c
))
921 error ("Key sequence contains invalid events");
924 RETURN_UNGCPRO (store_in_keymap (keymap
, c
, def
));
926 cmd
= get_keyelt (access_keymap (keymap
, c
, 0, 1), 1);
928 /* If this key is undefined, make it a prefix. */
930 cmd
= define_as_prefix (keymap
, c
);
932 keymap
= get_keymap_1 (cmd
, 0, 1);
934 /* We must use Fkey_description rather than just passing key to
935 error; key might be a vector, not a string. */
936 error ("Key sequence %s uses invalid prefix characters",
937 XSTRING (Fkey_description (key
))->data
);
941 /* Value is number if KEY is too long; NIL if valid but has no definition. */
942 /* GC is possible in this function if it autoloads a keymap. */
944 DEFUN ("lookup-key", Flookup_key
, Slookup_key
, 2, 3, 0,
945 "In keymap KEYMAP, look up key sequence KEY. Return the definition.\n\
946 nil means undefined. See doc of `define-key' for kinds of definitions.\n\
948 A number as value means KEY is \"too long\";\n\
949 that is, characters or symbols in it except for the last one\n\
950 fail to be a valid sequence of prefix characters in KEYMAP.\n\
951 The number is how many characters at the front of KEY\n\
952 it takes to reach a non-prefix command.\n\
954 Normally, `lookup-key' ignores bindings for t, which act as default\n\
955 bindings, used when nothing else in the keymap applies; this makes it\n\
956 usable as a general function for probing keymaps. However, if the\n\
957 third optional argument ACCEPT-DEFAULT is non-nil, `lookup-key' will\n\
958 recognize the default bindings, just as `read-key-sequence' does.")
959 (keymap
, key
, accept_default
)
960 register Lisp_Object keymap
;
962 Lisp_Object accept_default
;
965 register Lisp_Object tem
;
966 register Lisp_Object cmd
;
967 register Lisp_Object c
;
970 int t_ok
= ! NILP (accept_default
);
974 keymap
= get_keymap_1 (keymap
, 1, 1);
976 if (!VECTORP (key
) && !STRINGP (key
))
977 key
= wrong_type_argument (Qarrayp
, key
);
979 length
= XFASTINT (Flength (key
));
984 meta_bit
= meta_modifier
;
993 c
= Faref (key
, make_number (idx
));
995 if (CONSP (c
) && lucid_event_type_list_p (c
))
996 c
= Fevent_convert_list (c
);
999 && (XINT (c
) & meta_bit
)
1002 c
= meta_prefix_char
;
1008 XSETINT (c
, XINT (c
) & ~meta_bit
);
1014 cmd
= get_keyelt (access_keymap (keymap
, c
, t_ok
, 0), 1);
1016 RETURN_UNGCPRO (cmd
);
1018 keymap
= get_keymap_1 (cmd
, 0, 1);
1020 RETURN_UNGCPRO (make_number (idx
));
1026 /* Make KEYMAP define event C as a keymap (i.e., as a prefix).
1027 Assume that currently it does not define C at all.
1028 Return the keymap. */
1031 define_as_prefix (keymap
, c
)
1032 Lisp_Object keymap
, c
;
1034 Lisp_Object inherit
, cmd
;
1036 cmd
= Fmake_sparse_keymap (Qnil
);
1037 /* If this key is defined as a prefix in an inherited keymap,
1038 make it a prefix in this map, and make its definition
1039 inherit the other prefix definition. */
1040 inherit
= access_keymap (keymap
, c
, 0, 0);
1042 /* This code is needed to do the right thing in the following case:
1043 keymap A inherits from B,
1044 you define KEY as a prefix in A,
1045 then later you define KEY as a prefix in B.
1046 We want the old prefix definition in A to inherit from that in B.
1047 It is hard to do that retroactively, so this code
1048 creates the prefix in B right away.
1050 But it turns out that this code causes problems immediately
1051 when the prefix in A is defined: it causes B to define KEY
1052 as a prefix with no subcommands.
1054 So I took out this code. */
1057 /* If there's an inherited keymap
1058 and it doesn't define this key,
1059 make it define this key. */
1062 for (tail
= Fcdr (keymap
); CONSP (tail
); tail
= XCONS (tail
)->cdr
)
1063 if (EQ (XCONS (tail
)->car
, Qkeymap
))
1067 inherit
= define_as_prefix (tail
, c
);
1071 cmd
= nconc2 (cmd
, inherit
);
1072 store_in_keymap (keymap
, c
, cmd
);
1077 /* Append a key to the end of a key sequence. We always make a vector. */
1080 append_key (key_sequence
, key
)
1081 Lisp_Object key_sequence
, key
;
1083 Lisp_Object args
[2];
1085 args
[0] = key_sequence
;
1087 args
[1] = Fcons (key
, Qnil
);
1088 return Fvconcat (2, args
);
1092 /* Global, local, and minor mode keymap stuff. */
1094 /* We can't put these variables inside current_minor_maps, since under
1095 some systems, static gets macro-defined to be the empty string.
1097 static Lisp_Object
*cmm_modes
, *cmm_maps
;
1098 static int cmm_size
;
1100 /* Error handler used in current_minor_maps. */
1102 current_minor_maps_error ()
1107 /* Store a pointer to an array of the keymaps of the currently active
1108 minor modes in *buf, and return the number of maps it contains.
1110 This function always returns a pointer to the same buffer, and may
1111 free or reallocate it, so if you want to keep it for a long time or
1112 hand it out to lisp code, copy it. This procedure will be called
1113 for every key sequence read, so the nice lispy approach (return a
1114 new assoclist, list, what have you) for each invocation would
1115 result in a lot of consing over time.
1117 If we used xrealloc/xmalloc and ran out of memory, they would throw
1118 back to the command loop, which would try to read a key sequence,
1119 which would call this function again, resulting in an infinite
1120 loop. Instead, we'll use realloc/malloc and silently truncate the
1121 list, let the key sequence be read, and hope some other piece of
1122 code signals the error. */
1124 current_minor_maps (modeptr
, mapptr
)
1125 Lisp_Object
**modeptr
, **mapptr
;
1128 int list_number
= 0;
1129 Lisp_Object alist
, assoc
, var
, val
;
1130 Lisp_Object lists
[2];
1132 lists
[0] = Vminor_mode_overriding_map_alist
;
1133 lists
[1] = Vminor_mode_map_alist
;
1135 for (list_number
= 0; list_number
< 2; list_number
++)
1136 for (alist
= lists
[list_number
];
1138 alist
= XCONS (alist
)->cdr
)
1139 if ((assoc
= XCONS (alist
)->car
, CONSP (assoc
))
1140 && (var
= XCONS (assoc
)->car
, SYMBOLP (var
))
1141 && (val
= find_symbol_value (var
), ! EQ (val
, Qunbound
))
1146 /* If a variable has an entry in Vminor_mode_overriding_map_alist,
1147 and also an entry in Vminor_mode_map_alist,
1148 ignore the latter. */
1149 if (list_number
== 1)
1151 val
= assq_no_quit (var
, lists
[0]);
1158 Lisp_Object
*newmodes
, *newmaps
;
1165 = (Lisp_Object
*) realloc (cmm_modes
,
1166 cmm_size
* sizeof (Lisp_Object
));
1168 = (Lisp_Object
*) realloc (cmm_maps
,
1169 cmm_size
* sizeof (Lisp_Object
));
1177 = (Lisp_Object
*) malloc (cmm_size
* sizeof (Lisp_Object
));
1179 = (Lisp_Object
*) malloc (cmm_size
* sizeof (Lisp_Object
));
1183 if (newmaps
&& newmodes
)
1185 cmm_modes
= newmodes
;
1192 /* Get the keymap definition--or nil if it is not defined. */
1193 temp
= internal_condition_case_1 (Findirect_function
,
1195 Qerror
, current_minor_maps_error
);
1199 cmm_maps
[i
] = temp
;
1204 if (modeptr
) *modeptr
= cmm_modes
;
1205 if (mapptr
) *mapptr
= cmm_maps
;
1209 /* GC is possible in this function if it autoloads a keymap. */
1211 DEFUN ("key-binding", Fkey_binding
, Skey_binding
, 1, 2, 0,
1212 "Return the binding for command KEY in current keymaps.\n\
1213 KEY is a string or vector, a sequence of keystrokes.\n\
1214 The binding is probably a symbol with a function definition.\n\
1216 Normally, `key-binding' ignores bindings for t, which act as default\n\
1217 bindings, used when nothing else in the keymap applies; this makes it\n\
1218 usable as a general function for probing keymaps. However, if the\n\
1219 optional second argument ACCEPT-DEFAULT is non-nil, `key-binding' does\n\
1220 recognize the default bindings, just as `read-key-sequence' does.")
1221 (key
, accept_default
)
1222 Lisp_Object key
, accept_default
;
1224 Lisp_Object
*maps
, value
;
1226 struct gcpro gcpro1
;
1230 if (!NILP (current_kboard
->Voverriding_terminal_local_map
))
1232 value
= Flookup_key (current_kboard
->Voverriding_terminal_local_map
,
1233 key
, accept_default
);
1234 if (! NILP (value
) && !INTEGERP (value
))
1235 RETURN_UNGCPRO (value
);
1237 else if (!NILP (Voverriding_local_map
))
1239 value
= Flookup_key (Voverriding_local_map
, key
, accept_default
);
1240 if (! NILP (value
) && !INTEGERP (value
))
1241 RETURN_UNGCPRO (value
);
1247 nmaps
= current_minor_maps (0, &maps
);
1248 /* Note that all these maps are GCPRO'd
1249 in the places where we found them. */
1251 for (i
= 0; i
< nmaps
; i
++)
1252 if (! NILP (maps
[i
]))
1254 value
= Flookup_key (maps
[i
], key
, accept_default
);
1255 if (! NILP (value
) && !INTEGERP (value
))
1256 RETURN_UNGCPRO (value
);
1259 local
= get_local_map (PT
, current_buffer
);
1263 value
= Flookup_key (local
, key
, accept_default
);
1264 if (! NILP (value
) && !INTEGERP (value
))
1265 RETURN_UNGCPRO (value
);
1269 value
= Flookup_key (current_global_map
, key
, accept_default
);
1271 if (! NILP (value
) && !INTEGERP (value
))
1277 /* GC is possible in this function if it autoloads a keymap. */
1279 DEFUN ("local-key-binding", Flocal_key_binding
, Slocal_key_binding
, 1, 2, 0,
1280 "Return the binding for command KEYS in current local keymap only.\n\
1281 KEYS is a string, a sequence of keystrokes.\n\
1282 The binding is probably a symbol with a function definition.\n\
1284 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1285 bindings; see the description of `lookup-key' for more details about this.")
1286 (keys
, accept_default
)
1287 Lisp_Object keys
, accept_default
;
1289 register Lisp_Object map
;
1290 map
= current_buffer
->keymap
;
1293 return Flookup_key (map
, keys
, accept_default
);
1296 /* GC is possible in this function if it autoloads a keymap. */
1298 DEFUN ("global-key-binding", Fglobal_key_binding
, Sglobal_key_binding
, 1, 2, 0,
1299 "Return the binding for command KEYS in current global keymap only.\n\
1300 KEYS is a string, a sequence of keystrokes.\n\
1301 The binding is probably a symbol with a function definition.\n\
1302 This function's return values are the same as those of lookup-key\n\
1305 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1306 bindings; see the description of `lookup-key' for more details about this.")
1307 (keys
, accept_default
)
1308 Lisp_Object keys
, accept_default
;
1310 return Flookup_key (current_global_map
, keys
, accept_default
);
1313 /* GC is possible in this function if it autoloads a keymap. */
1315 DEFUN ("minor-mode-key-binding", Fminor_mode_key_binding
, Sminor_mode_key_binding
, 1, 2, 0,
1316 "Find the visible minor mode bindings of KEY.\n\
1317 Return an alist of pairs (MODENAME . BINDING), where MODENAME is the\n\
1318 the symbol which names the minor mode binding KEY, and BINDING is\n\
1319 KEY's definition in that mode. In particular, if KEY has no\n\
1320 minor-mode bindings, return nil. If the first binding is a\n\
1321 non-prefix, all subsequent bindings will be omitted, since they would\n\
1322 be ignored. Similarly, the list doesn't include non-prefix bindings\n\
1323 that come after prefix bindings.\n\
1325 If optional argument ACCEPT-DEFAULT is non-nil, recognize default\n\
1326 bindings; see the description of `lookup-key' for more details about this.")
1327 (key
, accept_default
)
1328 Lisp_Object key
, accept_default
;
1330 Lisp_Object
*modes
, *maps
;
1332 Lisp_Object binding
;
1334 struct gcpro gcpro1
, gcpro2
;
1336 nmaps
= current_minor_maps (&modes
, &maps
);
1337 /* Note that all these maps are GCPRO'd
1338 in the places where we found them. */
1341 GCPRO2 (key
, binding
);
1343 for (i
= j
= 0; i
< nmaps
; i
++)
1344 if (! NILP (maps
[i
])
1345 && ! NILP (binding
= Flookup_key (maps
[i
], key
, accept_default
))
1346 && !INTEGERP (binding
))
1348 if (! NILP (get_keymap (binding
)))
1349 maps
[j
++] = Fcons (modes
[i
], binding
);
1351 RETURN_UNGCPRO (Fcons (Fcons (modes
[i
], binding
), Qnil
));
1355 return Flist (j
, maps
);
1358 DEFUN ("define-prefix-command", Fdefine_prefix_command
, Sdefine_prefix_command
, 1, 2, 0,
1359 "Define COMMAND as a prefix command. COMMAND should be a symbol.\n\
1360 A new sparse keymap is stored as COMMAND's function definition and its value.\n\
1361 If a second optional argument MAPVAR is given, the map is stored as\n\
1362 its value instead of as COMMAND's value; but COMMAND is still defined\n\
1365 Lisp_Object command
, mapvar
;
1368 map
= Fmake_sparse_keymap (Qnil
);
1369 Ffset (command
, map
);
1373 Fset (command
, map
);
1377 DEFUN ("use-global-map", Fuse_global_map
, Suse_global_map
, 1, 1, 0,
1378 "Select KEYMAP as the global keymap.")
1382 keymap
= get_keymap (keymap
);
1383 current_global_map
= keymap
;
1388 DEFUN ("use-local-map", Fuse_local_map
, Suse_local_map
, 1, 1, 0,
1389 "Select KEYMAP as the local keymap.\n\
1390 If KEYMAP is nil, that means no local keymap.")
1395 keymap
= get_keymap (keymap
);
1397 current_buffer
->keymap
= keymap
;
1402 DEFUN ("current-local-map", Fcurrent_local_map
, Scurrent_local_map
, 0, 0, 0,
1403 "Return current buffer's local keymap, or nil if it has none.")
1406 return current_buffer
->keymap
;
1409 DEFUN ("current-global-map", Fcurrent_global_map
, Scurrent_global_map
, 0, 0, 0,
1410 "Return the current global keymap.")
1413 return current_global_map
;
1416 DEFUN ("current-minor-mode-maps", Fcurrent_minor_mode_maps
, Scurrent_minor_mode_maps
, 0, 0, 0,
1417 "Return a list of keymaps for the minor modes of the current buffer.")
1421 int nmaps
= current_minor_maps (0, &maps
);
1423 return Flist (nmaps
, maps
);
1426 /* Help functions for describing and documenting keymaps. */
1428 static void accessible_keymaps_char_table ();
1430 /* This function cannot GC. */
1432 DEFUN ("accessible-keymaps", Faccessible_keymaps
, Saccessible_keymaps
,
1434 "Find all keymaps accessible via prefix characters from KEYMAP.\n\
1435 Returns a list of elements of the form (KEYS . MAP), where the sequence\n\
1436 KEYS starting from KEYMAP gets you to MAP. These elements are ordered\n\
1437 so that the KEYS increase in length. The first element is ([] . KEYMAP).\n\
1438 An optional argument PREFIX, if non-nil, should be a key sequence;\n\
1439 then the value includes only maps for prefixes that start with PREFIX.")
1441 Lisp_Object keymap
, prefix
;
1443 Lisp_Object maps
, good_maps
, tail
;
1446 /* no need for gcpro because we don't autoload any keymaps. */
1449 prefixlen
= XINT (Flength (prefix
));
1453 /* If a prefix was specified, start with the keymap (if any) for
1454 that prefix, so we don't waste time considering other prefixes. */
1456 tem
= Flookup_key (keymap
, prefix
, Qt
);
1457 /* Flookup_key may give us nil, or a number,
1458 if the prefix is not defined in this particular map.
1459 It might even give us a list that isn't a keymap. */
1460 tem
= get_keymap_1 (tem
, 0, 0);
1463 /* Convert PREFIX to a vector now, so that later on
1464 we don't have to deal with the possibility of a string. */
1465 if (STRINGP (prefix
))
1470 copy
= Fmake_vector (make_number (XSTRING (prefix
)->size
), Qnil
);
1471 for (i
= 0, i_byte
; i
< XSTRING (prefix
)->size
;)
1474 if (STRING_MULTIBYTE (prefix
))
1475 FETCH_STRING_CHAR_ADVANCE (c
, prefix
, i
, i_byte
);
1477 c
= XSTRING (prefix
)->data
[i
++];
1479 c
^= 0200 | meta_modifier
;
1480 XVECTOR (copy
)->contents
[i_before
] = make_number (c
);
1484 maps
= Fcons (Fcons (prefix
, tem
), Qnil
);
1490 maps
= Fcons (Fcons (Fmake_vector (make_number (0), Qnil
),
1491 get_keymap (keymap
)),
1494 /* For each map in the list maps,
1495 look at any other maps it points to,
1496 and stick them at the end if they are not already in the list.
1498 This is a breadth-first traversal, where tail is the queue of
1499 nodes, and maps accumulates a list of all nodes visited. */
1501 for (tail
= maps
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
1503 register Lisp_Object thisseq
, thismap
;
1505 /* Does the current sequence end in the meta-prefix-char? */
1508 thisseq
= Fcar (Fcar (tail
));
1509 thismap
= Fcdr (Fcar (tail
));
1510 last
= make_number (XINT (Flength (thisseq
)) - 1);
1511 is_metized
= (XINT (last
) >= 0
1512 /* Don't metize the last char of PREFIX. */
1513 && XINT (last
) >= prefixlen
1514 && EQ (Faref (thisseq
, last
), meta_prefix_char
));
1516 for (; CONSP (thismap
); thismap
= XCONS (thismap
)->cdr
)
1520 elt
= XCONS (thismap
)->car
;
1524 if (CHAR_TABLE_P (elt
))
1526 Lisp_Object indices
[3];
1528 map_char_table (accessible_keymaps_char_table
, Qnil
,
1529 elt
, Fcons (maps
, Fcons (tail
, thisseq
)),
1532 else if (VECTORP (elt
))
1536 /* Vector keymap. Scan all the elements. */
1537 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
1539 register Lisp_Object tem
;
1540 register Lisp_Object cmd
;
1542 cmd
= get_keyelt (XVECTOR (elt
)->contents
[i
], 0);
1543 if (NILP (cmd
)) continue;
1544 tem
= Fkeymapp (cmd
);
1547 cmd
= get_keymap (cmd
);
1548 /* Ignore keymaps that are already added to maps. */
1549 tem
= Frassq (cmd
, maps
);
1552 /* If the last key in thisseq is meta-prefix-char,
1553 turn it into a meta-ized keystroke. We know
1554 that the event we're about to append is an
1555 ascii keystroke since we're processing a
1559 int meta_bit
= meta_modifier
;
1560 tem
= Fcopy_sequence (thisseq
);
1562 Faset (tem
, last
, make_number (i
| meta_bit
));
1564 /* This new sequence is the same length as
1565 thisseq, so stick it in the list right
1568 = Fcons (Fcons (tem
, cmd
), XCONS (tail
)->cdr
);
1572 tem
= append_key (thisseq
, make_number (i
));
1573 nconc2 (tail
, Fcons (Fcons (tem
, cmd
), Qnil
));
1579 else if (CONSP (elt
))
1581 register Lisp_Object cmd
, tem
, filter
;
1583 cmd
= get_keyelt (XCONS (elt
)->cdr
, 0);
1584 /* Ignore definitions that aren't keymaps themselves. */
1585 tem
= Fkeymapp (cmd
);
1588 /* Ignore keymaps that have been seen already. */
1589 cmd
= get_keymap (cmd
);
1590 tem
= Frassq (cmd
, maps
);
1593 /* Let elt be the event defined by this map entry. */
1594 elt
= XCONS (elt
)->car
;
1596 /* If the last key in thisseq is meta-prefix-char, and
1597 this entry is a binding for an ascii keystroke,
1598 turn it into a meta-ized keystroke. */
1599 if (is_metized
&& INTEGERP (elt
))
1601 Lisp_Object element
;
1604 tem
= Fvconcat (1, &element
);
1605 XSETFASTINT (XVECTOR (tem
)->contents
[XINT (last
)],
1606 XINT (elt
) | meta_modifier
);
1608 /* This new sequence is the same length as
1609 thisseq, so stick it in the list right
1612 = Fcons (Fcons (tem
, cmd
), XCONS (tail
)->cdr
);
1616 Fcons (Fcons (append_key (thisseq
, elt
), cmd
),
1627 /* Now find just the maps whose access prefixes start with PREFIX. */
1630 for (; CONSP (maps
); maps
= XCONS (maps
)->cdr
)
1632 Lisp_Object elt
, thisseq
;
1633 elt
= XCONS (maps
)->car
;
1634 thisseq
= XCONS (elt
)->car
;
1635 /* The access prefix must be at least as long as PREFIX,
1636 and the first elements must match those of PREFIX. */
1637 if (XINT (Flength (thisseq
)) >= prefixlen
)
1640 for (i
= 0; i
< prefixlen
; i
++)
1643 XSETFASTINT (i1
, i
);
1644 if (!EQ (Faref (thisseq
, i1
), Faref (prefix
, i1
)))
1648 good_maps
= Fcons (elt
, good_maps
);
1652 return Fnreverse (good_maps
);
1656 accessible_keymaps_char_table (args
, index
, cmd
)
1657 Lisp_Object args
, index
, cmd
;
1660 Lisp_Object maps
, tail
, thisseq
;
1665 maps
= XCONS (args
)->car
;
1666 tail
= XCONS (XCONS (args
)->cdr
)->car
;
1667 thisseq
= XCONS (XCONS (args
)->cdr
)->cdr
;
1669 tem
= Fkeymapp (cmd
);
1672 cmd
= get_keymap (cmd
);
1673 /* Ignore keymaps that are already added to maps. */
1674 tem
= Frassq (cmd
, maps
);
1677 tem
= append_key (thisseq
, index
);
1678 nconc2 (tail
, Fcons (Fcons (tem
, cmd
), Qnil
));
1683 Lisp_Object Qsingle_key_description
, Qkey_description
;
1685 /* This function cannot GC. */
1687 DEFUN ("key-description", Fkey_description
, Skey_description
, 1, 1, 0,
1688 "Return a pretty description of key-sequence KEYS.\n\
1689 Control characters turn into \"C-foo\" sequences, meta into \"M-foo\"\n\
1690 spaces are put between sequence elements, etc.")
1702 vector
= Fmake_vector (Flength (keys
), Qnil
);
1703 for (i
= 0; i
< XSTRING (keys
)->size
; )
1708 if (STRING_MULTIBYTE (keys
))
1709 FETCH_STRING_CHAR_ADVANCE (c
, keys
, i
, i_byte
);
1711 c
= XSTRING (keys
)->data
[i
++];
1714 XSETFASTINT (XVECTOR (vector
)->contents
[i_before
],
1715 meta_modifier
| (c
& ~0x80));
1717 XSETFASTINT (XVECTOR (vector
)->contents
[i_before
], c
);
1721 else if (!VECTORP (keys
))
1722 keys
= wrong_type_argument (Qarrayp
, keys
);
1724 /* In effect, this computes
1725 (mapconcat 'single-key-description keys " ")
1726 but we shouldn't use mapconcat because it can do GC. */
1728 len
= XVECTOR (keys
)->size
;
1729 sep
= build_string (" ");
1730 /* This has one extra element at the end that we don't pass to Fconcat. */
1731 args
= (Lisp_Object
*) alloca (len
* 2 * sizeof (Lisp_Object
));
1733 for (i
= 0; i
< len
; i
++)
1735 args
[i
* 2] = Fsingle_key_description (XVECTOR (keys
)->contents
[i
]);
1736 args
[i
* 2 + 1] = sep
;
1739 return Fconcat (len
* 2 - 1, args
);
1743 push_key_description (c
, p
)
1744 register unsigned int c
;
1747 /* Clear all the meaningless bits above the meta bit. */
1748 c
&= meta_modifier
| ~ - meta_modifier
;
1750 if (c
& alt_modifier
)
1756 if (c
& ctrl_modifier
)
1762 if (c
& hyper_modifier
)
1766 c
-= hyper_modifier
;
1768 if (c
& meta_modifier
)
1774 if (c
& shift_modifier
)
1778 c
-= shift_modifier
;
1780 if (c
& super_modifier
)
1784 c
-= super_modifier
;
1800 else if (c
== Ctl ('M'))
1810 if (c
> 0 && c
<= Ctl ('Z'))
1833 *p
++ = (7 & (c
>> 6)) + '0';
1834 *p
++ = (7 & (c
>> 3)) + '0';
1835 *p
++ = (7 & (c
>> 0)) + '0';
1840 *p
++ = (7 & (c
>> 15)) + '0';
1841 *p
++ = (7 & (c
>> 12)) + '0';
1842 *p
++ = (7 & (c
>> 9)) + '0';
1843 *p
++ = (7 & (c
>> 6)) + '0';
1844 *p
++ = (7 & (c
>> 3)) + '0';
1845 *p
++ = (7 & (c
>> 0)) + '0';
1851 /* This function cannot GC. */
1853 DEFUN ("single-key-description", Fsingle_key_description
, Ssingle_key_description
, 1, 1, 0,
1854 "Return a pretty description of command character KEY.\n\
1855 Control characters turn into C-whatever, etc.")
1861 key
= EVENT_HEAD (key
);
1863 if (INTEGERP (key
)) /* Normal character */
1865 *push_key_description (XUINT (key
), tem
) = 0;
1866 return build_string (tem
);
1868 else if (SYMBOLP (key
)) /* Function key or event-symbol */
1869 return Fsymbol_name (key
);
1870 else if (STRINGP (key
)) /* Buffer names in the menubar. */
1871 return Fcopy_sequence (key
);
1873 error ("KEY must be an integer, cons, symbol, or string");
1877 push_text_char_description (c
, p
)
1878 register unsigned int c
;
1890 *p
++ = c
+ 64; /* 'A' - 1 */
1902 /* This function cannot GC. */
1904 DEFUN ("text-char-description", Ftext_char_description
, Stext_char_description
, 1, 1, 0,
1905 "Return a pretty description of file-character CHARACTER.\n\
1906 Control characters turn into \"^char\", etc.")
1908 Lisp_Object character
;
1912 CHECK_NUMBER (character
, 0);
1914 if (!SINGLE_BYTE_CHAR_P (XFASTINT (character
)))
1917 int len
= non_ascii_char_to_string (XFASTINT (character
), tem
, &str
);
1919 return make_multibyte_string (str
, 1, len
);
1922 *push_text_char_description (XINT (character
) & 0377, tem
) = 0;
1924 return build_string (tem
);
1927 /* Return non-zero if SEQ contains only ASCII characters, perhaps with
1930 ascii_sequence_p (seq
)
1934 int len
= XINT (Flength (seq
));
1936 for (i
= 0; i
< len
; i
++)
1938 Lisp_Object ii
, elt
;
1940 XSETFASTINT (ii
, i
);
1941 elt
= Faref (seq
, ii
);
1944 || (XUINT (elt
) & ~CHAR_META
) >= 0x80)
1952 /* where-is - finding a command in a set of keymaps. */
1954 static Lisp_Object
where_is_internal_1 ();
1955 static void where_is_internal_2 ();
1957 /* This function can GC if Flookup_key autoloads any keymaps. */
1959 DEFUN ("where-is-internal", Fwhere_is_internal
, Swhere_is_internal
, 1, 4, 0,
1960 "Return list of keys that invoke DEFINITION.\n\
1961 If KEYMAP is non-nil, search only KEYMAP and the global keymap.\n\
1962 If KEYMAP is nil, search all the currently active keymaps.\n\
1964 If optional 3rd arg FIRSTONLY is non-nil, return the first key sequence found,\n\
1965 rather than a list of all possible key sequences.\n\
1966 If FIRSTONLY is the symbol `non-ascii', return the first binding found,\n\
1967 no matter what it is.\n\
1968 If FIRSTONLY has another non-nil value, prefer sequences of ASCII characters,\n\
1969 and entirely reject menu bindings.\n\
1971 If optional 4th arg NOINDIRECT is non-nil, don't follow indirections\n\
1972 to other keymaps or slots. This makes it possible to search for an\n\
1973 indirect definition itself.")
1974 (definition
, keymap
, firstonly
, noindirect
)
1975 Lisp_Object definition
, keymap
;
1976 Lisp_Object firstonly
, noindirect
;
1979 Lisp_Object found
, sequences
;
1980 Lisp_Object keymap1
;
1981 int keymap_specified
= !NILP (keymap
);
1982 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
1983 /* 1 means ignore all menu bindings entirely. */
1984 int nomenus
= !NILP (firstonly
) && !EQ (firstonly
, Qnon_ascii
);
1986 /* Find keymaps accessible from `keymap' or the current
1987 context. But don't muck with the value of `keymap',
1988 because `where_is_internal_1' uses it to check for
1989 shadowed bindings. */
1991 if (! keymap_specified
)
1993 #ifdef USE_TEXT_PROPERTIES
1994 keymap1
= get_local_map (PT
, current_buffer
);
1996 keymap1
= current_buffer
->keymap
;
2000 if (!NILP (keymap1
))
2001 maps
= nconc2 (Faccessible_keymaps (get_keymap (keymap1
), Qnil
),
2002 Faccessible_keymaps (get_keymap (current_global_map
),
2005 maps
= Faccessible_keymaps (get_keymap (current_global_map
), Qnil
);
2007 /* Put the minor mode keymaps on the front. */
2008 if (! keymap_specified
)
2011 minors
= Fnreverse (Fcurrent_minor_mode_maps ());
2012 while (!NILP (minors
))
2014 maps
= nconc2 (Faccessible_keymaps (get_keymap (XCONS (minors
)->car
),
2017 minors
= XCONS (minors
)->cdr
;
2021 GCPRO5 (definition
, keymap
, maps
, found
, sequences
);
2025 for (; !NILP (maps
); maps
= Fcdr (maps
))
2027 /* Key sequence to reach map, and the map that it reaches */
2028 register Lisp_Object
this, map
;
2030 /* In order to fold [META-PREFIX-CHAR CHAR] sequences into
2031 [M-CHAR] sequences, check if last character of the sequence
2032 is the meta-prefix char. */
2036 this = Fcar (Fcar (maps
));
2037 map
= Fcdr (Fcar (maps
));
2038 last
= make_number (XINT (Flength (this)) - 1);
2039 last_is_meta
= (XINT (last
) >= 0
2040 && EQ (Faref (this, last
), meta_prefix_char
));
2046 /* Because the code we want to run on each binding is rather
2047 large, we don't want to have two separate loop bodies for
2048 sparse keymap bindings and tables; we want to iterate one
2049 loop body over both keymap and vector bindings.
2051 For this reason, if Fcar (map) is a vector, we don't
2052 advance map to the next element until i indicates that we
2053 have finished off the vector. */
2054 Lisp_Object elt
, key
, binding
;
2055 elt
= XCONS (map
)->car
;
2056 map
= XCONS (map
)->cdr
;
2062 /* Set key and binding to the current key and binding, and
2063 advance map and i to the next binding. */
2066 Lisp_Object sequence
;
2068 /* In a vector, look at each element. */
2069 for (i
= 0; i
< XVECTOR (elt
)->size
; i
++)
2071 binding
= XVECTOR (elt
)->contents
[i
];
2072 XSETFASTINT (key
, i
);
2073 sequence
= where_is_internal_1 (binding
, key
, definition
,
2074 noindirect
, keymap
, this,
2075 last
, nomenus
, last_is_meta
);
2076 if (!NILP (sequence
))
2077 sequences
= Fcons (sequence
, sequences
);
2080 else if (CHAR_TABLE_P (elt
))
2082 Lisp_Object indices
[3];
2085 args
= Fcons (Fcons (Fcons (definition
, noindirect
),
2086 Fcons (keymap
, Qnil
)),
2087 Fcons (Fcons (this, last
),
2088 Fcons (make_number (nomenus
),
2089 make_number (last_is_meta
))));
2091 map_char_table (where_is_internal_2
, Qnil
, elt
, args
,
2093 sequences
= XCONS (XCONS (XCONS (args
)->car
)->cdr
)->cdr
;
2095 else if (CONSP (elt
))
2097 Lisp_Object sequence
;
2099 key
= XCONS (elt
)->car
;
2100 binding
= XCONS (elt
)->cdr
;
2102 sequence
= where_is_internal_1 (binding
, key
, definition
,
2103 noindirect
, keymap
, this,
2104 last
, nomenus
, last_is_meta
);
2105 if (!NILP (sequence
))
2106 sequences
= Fcons (sequence
, sequences
);
2110 for (; ! NILP (sequences
); sequences
= XCONS (sequences
)->cdr
)
2112 Lisp_Object sequence
;
2114 sequence
= XCONS (sequences
)->car
;
2116 /* It is a true unshadowed match. Record it, unless it's already
2117 been seen (as could happen when inheriting keymaps). */
2118 if (NILP (Fmember (sequence
, found
)))
2119 found
= Fcons (sequence
, found
);
2121 /* If firstonly is Qnon_ascii, then we can return the first
2122 binding we find. If firstonly is not Qnon_ascii but not
2123 nil, then we should return the first ascii-only binding
2125 if (EQ (firstonly
, Qnon_ascii
))
2126 RETURN_UNGCPRO (sequence
);
2127 else if (! NILP (firstonly
) && ascii_sequence_p (sequence
))
2128 RETURN_UNGCPRO (sequence
);
2135 found
= Fnreverse (found
);
2137 /* firstonly may have been t, but we may have gone all the way through
2138 the keymaps without finding an all-ASCII key sequence. So just
2139 return the best we could find. */
2140 if (! NILP (firstonly
))
2141 return Fcar (found
);
2146 /* This is the function that Fwhere_is_internal calls using map_char_table.
2148 (((DEFINITION . NOINDIRECT) . (KEYMAP . RESULT))
2150 ((THIS . LAST) . (NOMENUS . LAST_IS_META)))
2151 Since map_char_table doesn't really use the return value from this function,
2152 we the result append to RESULT, the slot in ARGS. */
2155 where_is_internal_2 (args
, key
, binding
)
2156 Lisp_Object args
, key
, binding
;
2158 Lisp_Object definition
, noindirect
, keymap
, this, last
;
2159 Lisp_Object result
, sequence
;
2160 int nomenus
, last_is_meta
;
2162 result
= XCONS (XCONS (XCONS (args
)->car
)->cdr
)->cdr
;
2163 definition
= XCONS (XCONS (XCONS (args
)->car
)->car
)->car
;
2164 noindirect
= XCONS (XCONS (XCONS (args
)->car
)->car
)->cdr
;
2165 keymap
= XCONS (XCONS (XCONS (args
)->car
)->cdr
)->car
;
2166 this = XCONS (XCONS (XCONS (args
)->cdr
)->car
)->car
;
2167 last
= XCONS (XCONS (XCONS (args
)->cdr
)->car
)->cdr
;
2168 nomenus
= XFASTINT (XCONS (XCONS (XCONS (args
)->cdr
)->cdr
)->car
);
2169 last_is_meta
= XFASTINT (XCONS (XCONS (XCONS (args
)->cdr
)->cdr
)->cdr
);
2171 sequence
= where_is_internal_1 (binding
, key
, definition
, noindirect
, keymap
,
2172 this, last
, nomenus
, last_is_meta
);
2174 if (!NILP (sequence
))
2175 XCONS (XCONS (XCONS (args
)->car
)->cdr
)->cdr
2176 = Fcons (sequence
, result
);
2180 where_is_internal_1 (binding
, key
, definition
, noindirect
, keymap
, this, last
,
2181 nomenus
, last_is_meta
)
2182 Lisp_Object binding
, key
, definition
, noindirect
, keymap
, this, last
;
2183 int nomenus
, last_is_meta
;
2185 Lisp_Object sequence
;
2186 int keymap_specified
= !NILP (keymap
);
2188 /* Search through indirections unless that's not wanted. */
2189 if (NILP (noindirect
))
2195 Lisp_Object map
, tem
;
2196 /* If the contents are (KEYMAP . ELEMENT), go indirect. */
2197 map
= get_keymap_1 (Fcar_safe (definition
), 0, 0);
2198 tem
= Fkeymapp (map
);
2200 definition
= access_keymap (map
, Fcdr (definition
), 0, 0);
2204 /* If the contents are (menu-item ...) or (STRING ...), reject. */
2205 if (CONSP (definition
)
2206 && (EQ (XCONS (definition
)->car
,Qmenu_item
)
2207 || STRINGP (XCONS (definition
)->car
)))
2211 binding
= get_keyelt (binding
, 0);
2214 /* End this iteration if this element does not match
2217 if (CONSP (definition
))
2220 tem
= Fequal (binding
, definition
);
2225 if (!EQ (binding
, definition
))
2228 /* We have found a match.
2229 Construct the key sequence where we found it. */
2230 if (INTEGERP (key
) && last_is_meta
)
2232 sequence
= Fcopy_sequence (this);
2233 Faset (sequence
, last
, make_number (XINT (key
) | meta_modifier
));
2236 sequence
= append_key (this, key
);
2238 /* Verify that this key binding is not shadowed by another
2239 binding for the same key, before we say it exists.
2241 Mechanism: look for local definition of this key and if
2242 it is defined and does not match what we found then
2245 Either nil or number as value from Flookup_key
2247 if (keymap_specified
)
2249 binding
= Flookup_key (keymap
, sequence
, Qnil
);
2250 if (!NILP (binding
) && !INTEGERP (binding
))
2252 if (CONSP (definition
))
2255 tem
= Fequal (binding
, definition
);
2260 if (!EQ (binding
, definition
))
2266 binding
= Fkey_binding (sequence
, Qnil
);
2267 if (!EQ (binding
, definition
))
2274 /* describe-bindings - summarizing all the bindings in a set of keymaps. */
2276 DEFUN ("describe-bindings-internal", Fdescribe_bindings_internal
, Sdescribe_bindings_internal
, 0, 2, "",
2277 "Show a list of all defined keys, and their definitions.\n\
2278 We put that list in a buffer, and display the buffer.\n\
2280 The optional argument MENUS, if non-nil, says to mention menu bindings.\n\
2281 \(Ordinarily these are omitted from the output.)\n\
2282 The optional argument PREFIX, if non-nil, should be a key sequence;\n\
2283 then we display only bindings that start with that prefix.")
2285 Lisp_Object menus
, prefix
;
2287 register Lisp_Object thisbuf
;
2288 XSETBUFFER (thisbuf
, current_buffer
);
2289 internal_with_output_to_temp_buffer ("*Help*",
2290 describe_buffer_bindings
,
2291 list3 (thisbuf
, prefix
, menus
));
2295 /* ARG is (BUFFER PREFIX MENU-FLAG). */
2298 describe_buffer_bindings (arg
)
2301 Lisp_Object descbuf
, prefix
, shadow
;
2303 register Lisp_Object start1
;
2304 struct gcpro gcpro1
;
2306 char *alternate_heading
2308 Keyboard translations:\n\n\
2309 You type Translation\n\
2310 -------- -----------\n";
2312 descbuf
= XCONS (arg
)->car
;
2313 arg
= XCONS (arg
)->cdr
;
2314 prefix
= XCONS (arg
)->car
;
2315 arg
= XCONS (arg
)->cdr
;
2316 nomenu
= NILP (XCONS (arg
)->car
);
2321 Fset_buffer (Vstandard_output
);
2323 /* Report on alternates for keys. */
2324 if (STRINGP (Vkeyboard_translate_table
) && !NILP (prefix
))
2327 unsigned char *translate
= XSTRING (Vkeyboard_translate_table
)->data
;
2328 int translate_len
= XSTRING (Vkeyboard_translate_table
)->size
;
2330 for (c
= 0; c
< translate_len
; c
++)
2331 if (translate
[c
] != c
)
2336 if (alternate_heading
)
2338 insert_string (alternate_heading
);
2339 alternate_heading
= 0;
2342 bufend
= push_key_description (translate
[c
], buf
);
2343 insert (buf
, bufend
- buf
);
2344 Findent_to (make_number (16), make_number (1));
2345 bufend
= push_key_description (c
, buf
);
2346 insert (buf
, bufend
- buf
);
2354 if (!NILP (Vkey_translation_map
))
2355 describe_map_tree (Vkey_translation_map
, 0, Qnil
, prefix
,
2356 "Key translations", nomenu
, 1, 0);
2360 Lisp_Object
*modes
, *maps
;
2362 /* Temporarily switch to descbuf, so that we can get that buffer's
2363 minor modes correctly. */
2364 Fset_buffer (descbuf
);
2366 if (!NILP (current_kboard
->Voverriding_terminal_local_map
)
2367 || !NILP (Voverriding_local_map
))
2370 nmaps
= current_minor_maps (&modes
, &maps
);
2371 Fset_buffer (Vstandard_output
);
2373 /* Print the minor mode maps. */
2374 for (i
= 0; i
< nmaps
; i
++)
2376 /* The title for a minor mode keymap
2377 is constructed at run time.
2378 We let describe_map_tree do the actual insertion
2379 because it takes care of other features when doing so. */
2382 if (!SYMBOLP (modes
[i
]))
2385 p
= title
= (char *) alloca (40 + XSYMBOL (modes
[i
])->name
->size
);
2387 bcopy (XSYMBOL (modes
[i
])->name
->data
, p
,
2388 XSYMBOL (modes
[i
])->name
->size
);
2389 p
+= XSYMBOL (modes
[i
])->name
->size
;
2391 bcopy (" Minor Mode Bindings", p
, sizeof (" Minor Mode Bindings") - 1);
2392 p
+= sizeof (" Minor Mode Bindings") - 1;
2395 describe_map_tree (maps
[i
], 1, shadow
, prefix
, title
, nomenu
, 0, 0);
2396 shadow
= Fcons (maps
[i
], shadow
);
2400 /* Print the (major mode) local map. */
2401 if (!NILP (current_kboard
->Voverriding_terminal_local_map
))
2402 start1
= current_kboard
->Voverriding_terminal_local_map
;
2403 else if (!NILP (Voverriding_local_map
))
2404 start1
= Voverriding_local_map
;
2406 start1
= XBUFFER (descbuf
)->keymap
;
2410 describe_map_tree (start1
, 1, shadow
, prefix
,
2411 "Major Mode Bindings", nomenu
, 0, 0);
2412 shadow
= Fcons (start1
, shadow
);
2415 describe_map_tree (current_global_map
, 1, shadow
, prefix
,
2416 "Global Bindings", nomenu
, 0, 1);
2418 /* Print the function-key-map translations under this prefix. */
2419 if (!NILP (Vfunction_key_map
))
2420 describe_map_tree (Vfunction_key_map
, 0, Qnil
, prefix
,
2421 "Function key map translations", nomenu
, 1, 0);
2423 call0 (intern ("help-mode"));
2424 Fset_buffer (descbuf
);
2429 /* Insert a description of the key bindings in STARTMAP,
2430 followed by those of all maps reachable through STARTMAP.
2431 If PARTIAL is nonzero, omit certain "uninteresting" commands
2432 (such as `undefined').
2433 If SHADOW is non-nil, it is a list of maps;
2434 don't mention keys which would be shadowed by any of them.
2435 PREFIX, if non-nil, says mention only keys that start with PREFIX.
2436 TITLE, if not 0, is a string to insert at the beginning.
2437 TITLE should not end with a colon or a newline; we supply that.
2438 If NOMENU is not 0, then omit menu-bar commands.
2440 If TRANSL is nonzero, the definitions are actually key translations
2441 so print strings and vectors differently.
2443 If ALWAYS_TITLE is nonzero, print the title even if there are no maps
2447 describe_map_tree (startmap
, partial
, shadow
, prefix
, title
, nomenu
, transl
,
2449 Lisp_Object startmap
, shadow
, prefix
;
2456 Lisp_Object maps
, orig_maps
, seen
, sub_shadows
;
2457 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2464 orig_maps
= maps
= Faccessible_keymaps (startmap
, prefix
);
2467 GCPRO3 (maps
, seen
, sub_shadows
);
2473 /* Delete from MAPS each element that is for the menu bar. */
2474 for (list
= maps
; !NILP (list
); list
= XCONS (list
)->cdr
)
2476 Lisp_Object elt
, prefix
, tem
;
2479 prefix
= Fcar (elt
);
2480 if (XVECTOR (prefix
)->size
>= 1)
2482 tem
= Faref (prefix
, make_number (0));
2483 if (EQ (tem
, Qmenu_bar
))
2484 maps
= Fdelq (elt
, maps
);
2489 if (!NILP (maps
) || always_title
)
2493 insert_string (title
);
2496 insert_string (" Starting With ");
2497 insert1 (Fkey_description (prefix
));
2499 insert_string (":\n");
2501 insert_string (key_heading
);
2505 for (; !NILP (maps
); maps
= Fcdr (maps
))
2507 register Lisp_Object elt
, prefix
, tail
;
2510 prefix
= Fcar (elt
);
2514 for (tail
= shadow
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
2518 shmap
= XCONS (tail
)->car
;
2520 /* If the sequence by which we reach this keymap is zero-length,
2521 then the shadow map for this keymap is just SHADOW. */
2522 if ((STRINGP (prefix
) && XSTRING (prefix
)->size
== 0)
2523 || (VECTORP (prefix
) && XVECTOR (prefix
)->size
== 0))
2525 /* If the sequence by which we reach this keymap actually has
2526 some elements, then the sequence's definition in SHADOW is
2527 what we should use. */
2530 shmap
= Flookup_key (shmap
, Fcar (elt
), Qt
);
2531 if (INTEGERP (shmap
))
2535 /* If shmap is not nil and not a keymap,
2536 it completely shadows this map, so don't
2537 describe this map at all. */
2538 if (!NILP (shmap
) && NILP (Fkeymapp (shmap
)))
2542 sub_shadows
= Fcons (shmap
, sub_shadows
);
2545 /* Maps we have already listed in this loop shadow this map. */
2546 for (tail
= orig_maps
; ! EQ (tail
, maps
); tail
= XCDR (tail
))
2549 tem
= Fequal (Fcar (XCAR (tail
)), prefix
);
2551 sub_shadows
= Fcons (XCDR (XCAR (tail
)), sub_shadows
);
2554 describe_map (Fcdr (elt
), prefix
,
2555 transl
? describe_translation
: describe_command
,
2556 partial
, sub_shadows
, &seen
, nomenu
);
2562 insert_string ("\n");
2567 static int previous_description_column
;
2570 describe_command (definition
)
2571 Lisp_Object definition
;
2573 register Lisp_Object tem1
;
2574 int column
= current_column ();
2575 int description_column
;
2577 /* If column 16 is no good, go to col 32;
2578 but don't push beyond that--go to next line instead. */
2582 description_column
= 32;
2584 else if (column
> 14 || (column
> 10 && previous_description_column
== 32))
2585 description_column
= 32;
2587 description_column
= 16;
2589 Findent_to (make_number (description_column
), make_number (1));
2590 previous_description_column
= description_column
;
2592 if (SYMBOLP (definition
))
2594 XSETSTRING (tem1
, XSYMBOL (definition
)->name
);
2596 insert_string ("\n");
2598 else if (STRINGP (definition
) || VECTORP (definition
))
2599 insert_string ("Keyboard Macro\n");
2602 tem1
= Fkeymapp (definition
);
2604 insert_string ("Prefix Command\n");
2606 insert_string ("??\n");
2611 describe_translation (definition
)
2612 Lisp_Object definition
;
2614 register Lisp_Object tem1
;
2616 Findent_to (make_number (16), make_number (1));
2618 if (SYMBOLP (definition
))
2620 XSETSTRING (tem1
, XSYMBOL (definition
)->name
);
2622 insert_string ("\n");
2624 else if (STRINGP (definition
) || VECTORP (definition
))
2626 insert1 (Fkey_description (definition
));
2627 insert_string ("\n");
2631 tem1
= Fkeymapp (definition
);
2633 insert_string ("Prefix Command\n");
2635 insert_string ("??\n");
2639 /* Like Flookup_key, but uses a list of keymaps SHADOW instead of a single map.
2640 Returns the first non-nil binding found in any of those maps. */
2643 shadow_lookup (shadow
, key
, flag
)
2644 Lisp_Object shadow
, key
, flag
;
2646 Lisp_Object tail
, value
;
2648 for (tail
= shadow
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
2650 value
= Flookup_key (XCONS (tail
)->car
, key
, flag
);
2657 /* Describe the contents of map MAP, assuming that this map itself is
2658 reached by the sequence of prefix keys KEYS (a string or vector).
2659 PARTIAL, SHADOW, NOMENU are as in `describe_map_tree' above. */
2662 describe_map (map
, keys
, elt_describer
, partial
, shadow
, seen
, nomenu
)
2663 register Lisp_Object map
;
2665 void (*elt_describer
) P_ ((Lisp_Object
));
2671 Lisp_Object elt_prefix
;
2672 Lisp_Object tail
, definition
, event
;
2674 Lisp_Object suppress
;
2677 struct gcpro gcpro1
, gcpro2
, gcpro3
;
2679 if (!NILP (keys
) && XFASTINT (Flength (keys
)) > 0)
2681 /* Call Fkey_description first, to avoid GC bug for the other string. */
2682 tem
= Fkey_description (keys
);
2683 elt_prefix
= concat2 (tem
, build_string (" "));
2689 suppress
= intern ("suppress-keymap");
2691 /* This vector gets used to present single keys to Flookup_key. Since
2692 that is done once per keymap element, we don't want to cons up a
2693 fresh vector every time. */
2694 kludge
= Fmake_vector (make_number (1), Qnil
);
2697 GCPRO3 (elt_prefix
, definition
, kludge
);
2699 for (tail
= map
; CONSP (tail
); tail
= XCONS (tail
)->cdr
)
2703 if (VECTORP (XCONS (tail
)->car
)
2704 || CHAR_TABLE_P (XCONS (tail
)->car
))
2705 describe_vector (XCONS (tail
)->car
,
2706 elt_prefix
, elt_describer
, partial
, shadow
, map
,
2708 else if (CONSP (XCONS (tail
)->car
))
2710 event
= XCONS (XCONS (tail
)->car
)->car
;
2712 /* Ignore bindings whose "keys" are not really valid events.
2713 (We get these in the frames and buffers menu.) */
2714 if (! (SYMBOLP (event
) || INTEGERP (event
)))
2717 if (nomenu
&& EQ (event
, Qmenu_bar
))
2720 definition
= get_keyelt (XCONS (XCONS (tail
)->car
)->cdr
, 0);
2722 /* Don't show undefined commands or suppressed commands. */
2723 if (NILP (definition
)) continue;
2724 if (SYMBOLP (definition
) && partial
)
2726 tem
= Fget (definition
, suppress
);
2731 /* Don't show a command that isn't really visible
2732 because a local definition of the same key shadows it. */
2734 XVECTOR (kludge
)->contents
[0] = event
;
2737 tem
= shadow_lookup (shadow
, kludge
, Qt
);
2738 if (!NILP (tem
)) continue;
2741 tem
= Flookup_key (map
, kludge
, Qt
);
2742 if (! EQ (tem
, definition
)) continue;
2746 previous_description_column
= 0;
2751 if (!NILP (elt_prefix
))
2752 insert1 (elt_prefix
);
2754 /* THIS gets the string to describe the character EVENT. */
2755 insert1 (Fsingle_key_description (event
));
2757 /* Print a description of the definition of this character.
2758 elt_describer will take care of spacing out far enough
2759 for alignment purposes. */
2760 (*elt_describer
) (definition
);
2762 else if (EQ (XCONS (tail
)->car
, Qkeymap
))
2764 /* The same keymap might be in the structure twice, if we're
2765 using an inherited keymap. So skip anything we've already
2767 tem
= Fassq (tail
, *seen
);
2768 if (CONSP (tem
) && !NILP (Fequal (XCONS (tem
)->car
, keys
)))
2770 *seen
= Fcons (Fcons (tail
, keys
), *seen
);
2778 describe_vector_princ (elt
)
2781 Findent_to (make_number (16), make_number (1));
2786 DEFUN ("describe-vector", Fdescribe_vector
, Sdescribe_vector
, 1, 1, 0,
2787 "Insert a description of contents of VECTOR.\n\
2788 This is text showing the elements of vector matched against indices.")
2792 int count
= specpdl_ptr
- specpdl
;
2794 specbind (Qstandard_output
, Fcurrent_buffer ());
2795 CHECK_VECTOR_OR_CHAR_TABLE (vector
, 0);
2796 describe_vector (vector
, Qnil
, describe_vector_princ
, 0,
2797 Qnil
, Qnil
, (int *)0, 0);
2799 return unbind_to (count
, Qnil
);
2802 /* Insert in the current buffer a description of the contents of VECTOR.
2803 We call ELT_DESCRIBER to insert the description of one value found
2806 ELT_PREFIX describes what "comes before" the keys or indices defined
2807 by this vector. This is a human-readable string whose size
2808 is not necessarily related to the situation.
2810 If the vector is in a keymap, ELT_PREFIX is a prefix key which
2811 leads to this keymap.
2813 If the vector is a chartable, ELT_PREFIX is the vector
2814 of bytes that lead to the character set or portion of a character
2815 set described by this chartable.
2817 If PARTIAL is nonzero, it means do not mention suppressed commands
2818 (that assumes the vector is in a keymap).
2820 SHADOW is a list of keymaps that shadow this map.
2821 If it is non-nil, then we look up the key in those maps
2822 and we don't mention it now if it is defined by any of them.
2824 ENTIRE_MAP is the keymap in which this vector appears.
2825 If the definition in effect in the whole map does not match
2826 the one in this vector, we ignore this one.
2828 When describing a sub-char-table, INDICES is a list of
2829 indices at higher levels in this char-table,
2830 and CHAR_TABLE_DEPTH says how many levels down we have gone. */
2833 describe_vector (vector
, elt_prefix
, elt_describer
,
2834 partial
, shadow
, entire_map
,
2835 indices
, char_table_depth
)
2836 register Lisp_Object vector
;
2837 Lisp_Object elt_prefix
;
2838 void (*elt_describer
) P_ ((Lisp_Object
));
2841 Lisp_Object entire_map
;
2843 int char_table_depth
;
2845 Lisp_Object definition
;
2848 Lisp_Object suppress
;
2851 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
2852 /* Range of elements to be handled. */
2854 /* A flag to tell if a leaf in this level of char-table is not a
2855 generic character (i.e. a complete multibyte character). */
2861 indices
= (int *) alloca (3 * sizeof (int));
2865 /* This vector gets used to present single keys to Flookup_key. Since
2866 that is done once per vector element, we don't want to cons up a
2867 fresh vector every time. */
2868 kludge
= Fmake_vector (make_number (1), Qnil
);
2869 GCPRO3 (elt_prefix
, definition
, kludge
);
2872 suppress
= intern ("suppress-keymap");
2874 if (CHAR_TABLE_P (vector
))
2876 if (char_table_depth
== 0)
2878 /* VECTOR is a top level char-table. */
2881 to
= CHAR_TABLE_ORDINARY_SLOTS
;
2885 /* VECTOR is a sub char-table. */
2886 if (char_table_depth
>= 3)
2887 /* A char-table is never that deep. */
2888 error ("Too deep char table");
2891 = (CHARSET_VALID_P (indices
[0])
2892 && ((CHARSET_DIMENSION (indices
[0]) == 1
2893 && char_table_depth
== 1)
2894 || char_table_depth
== 2));
2896 /* Meaningful elements are from 32th to 127th. */
2898 to
= SUB_CHAR_TABLE_ORDINARY_SLOTS
;
2903 /* This does the right thing for ordinary vectors. */
2907 to
= XVECTOR (vector
)->size
;
2910 for (i
= from
; i
< to
; i
++)
2914 if (CHAR_TABLE_P (vector
))
2916 if (char_table_depth
== 0 && i
>= CHAR_TABLE_SINGLE_BYTE_SLOTS
)
2919 if (i
>= CHAR_TABLE_SINGLE_BYTE_SLOTS
2920 && !CHARSET_DEFINED_P (i
- 128))
2924 = get_keyelt (XCHAR_TABLE (vector
)->contents
[i
], 0);
2927 definition
= get_keyelt (XVECTOR (vector
)->contents
[i
], 0);
2929 if (NILP (definition
)) continue;
2931 /* Don't mention suppressed commands. */
2932 if (SYMBOLP (definition
) && partial
)
2936 tem
= Fget (definition
, suppress
);
2938 if (!NILP (tem
)) continue;
2941 /* Set CHARACTER to the character this entry describes, if any.
2942 Also update *INDICES. */
2943 if (CHAR_TABLE_P (vector
))
2945 indices
[char_table_depth
] = i
;
2947 if (char_table_depth
== 0)
2950 indices
[0] = i
- 128;
2952 else if (complete_char
)
2955 = MAKE_NON_ASCII_CHAR (indices
[0], indices
[1], indices
[2]);
2963 /* If this binding is shadowed by some other map, ignore it. */
2964 if (!NILP (shadow
) && complete_char
)
2968 XVECTOR (kludge
)->contents
[0] = make_number (character
);
2969 tem
= shadow_lookup (shadow
, kludge
, Qt
);
2971 if (!NILP (tem
)) continue;
2974 /* Ignore this definition if it is shadowed by an earlier
2975 one in the same keymap. */
2976 if (!NILP (entire_map
) && complete_char
)
2980 XVECTOR (kludge
)->contents
[0] = make_number (character
);
2981 tem
= Flookup_key (entire_map
, kludge
, Qt
);
2983 if (! EQ (tem
, definition
))
2989 if (char_table_depth
== 0)
2994 /* For a sub char-table, show the depth by indentation.
2995 CHAR_TABLE_DEPTH can be greater than 0 only for a char-table. */
2996 if (char_table_depth
> 0)
2997 insert (" ", char_table_depth
* 2); /* depth is 1 or 2. */
2999 /* Output the prefix that applies to every entry in this map. */
3000 if (!NILP (elt_prefix
))
3001 insert1 (elt_prefix
);
3003 /* Insert or describe the character this slot is for,
3004 or a description of what it is for. */
3005 if (SUB_CHAR_TABLE_P (vector
))
3008 insert_char (character
);
3011 /* We need an octal representation for this block of
3014 sprintf (work
, "(row %d)", i
);
3015 insert (work
, strlen (work
));
3018 else if (CHAR_TABLE_P (vector
))
3021 insert1 (Fsingle_key_description (make_number (character
)));
3024 /* Print the information for this character set. */
3025 insert_string ("<");
3026 tem2
= CHARSET_TABLE_INFO (i
- 128, CHARSET_SHORT_NAME_IDX
);
3028 insert_from_string (tem2
, 0, 0, XSTRING (tem2
)->size
,
3029 XSTRING (tem2
)->size_byte
, 0);
3037 insert1 (Fsingle_key_description (make_number (character
)));
3040 /* If we find a sub char-table within a char-table,
3041 scan it recursively; it defines the details for
3042 a character set or a portion of a character set. */
3043 if (CHAR_TABLE_P (vector
) && SUB_CHAR_TABLE_P (definition
))
3046 describe_vector (definition
, elt_prefix
, elt_describer
,
3047 partial
, shadow
, entire_map
,
3048 indices
, char_table_depth
+ 1);
3054 /* Find all consecutive characters or rows that have the same
3055 definition. But, for elements of a top level char table, if
3056 they are for charsets, we had better describe one by one even
3057 if they have the same definition. */
3058 if (CHAR_TABLE_P (vector
))
3062 if (char_table_depth
== 0)
3063 limit
= CHAR_TABLE_SINGLE_BYTE_SLOTS
;
3065 while (i
+ 1 < limit
3066 && (tem2
= get_keyelt (XCHAR_TABLE (vector
)->contents
[i
+ 1], 0),
3068 && !NILP (Fequal (tem2
, definition
)))
3073 && (tem2
= get_keyelt (XVECTOR (vector
)->contents
[i
+ 1], 0),
3075 && !NILP (Fequal (tem2
, definition
)))
3079 /* If we have a range of more than one character,
3080 print where the range reaches to. */
3082 if (i
!= starting_i
)
3086 if (!NILP (elt_prefix
))
3087 insert1 (elt_prefix
);
3089 if (CHAR_TABLE_P (vector
))
3091 if (char_table_depth
== 0)
3093 insert1 (Fsingle_key_description (make_number (i
)));
3095 else if (complete_char
)
3097 indices
[char_table_depth
] = i
;
3099 = MAKE_NON_ASCII_CHAR (indices
[0], indices
[1], indices
[2]);
3100 insert_char (character
);
3104 /* We need an octal representation for this block of
3107 sprintf (work
, "(row %d)", i
);
3108 insert (work
, strlen (work
));
3113 insert1 (Fsingle_key_description (make_number (i
)));
3117 /* Print a description of the definition of this character.
3118 elt_describer will take care of spacing out far enough
3119 for alignment purposes. */
3120 (*elt_describer
) (definition
);
3123 /* For (sub) char-table, print `defalt' slot at last. */
3124 if (CHAR_TABLE_P (vector
) && !NILP (XCHAR_TABLE (vector
)->defalt
))
3126 insert (" ", char_table_depth
* 2);
3127 insert_string ("<<default>>");
3128 (*elt_describer
) (XCHAR_TABLE (vector
)->defalt
);
3134 /* Apropos - finding all symbols whose names match a regexp. */
3135 Lisp_Object apropos_predicate
;
3136 Lisp_Object apropos_accumulate
;
3139 apropos_accum (symbol
, string
)
3140 Lisp_Object symbol
, string
;
3142 register Lisp_Object tem
;
3144 tem
= Fstring_match (string
, Fsymbol_name (symbol
), Qnil
);
3145 if (!NILP (tem
) && !NILP (apropos_predicate
))
3146 tem
= call1 (apropos_predicate
, symbol
);
3148 apropos_accumulate
= Fcons (symbol
, apropos_accumulate
);
3151 DEFUN ("apropos-internal", Fapropos_internal
, Sapropos_internal
, 1, 2, 0,
3152 "Show all symbols whose names contain match for REGEXP.\n\
3153 If optional 2nd arg PREDICATE is non-nil, (funcall PREDICATE SYMBOL) is done\n\
3154 for each symbol and a symbol is mentioned only if that returns non-nil.\n\
3155 Return list of symbols found.")
3157 Lisp_Object regexp
, predicate
;
3159 struct gcpro gcpro1
, gcpro2
;
3160 CHECK_STRING (regexp
, 0);
3161 apropos_predicate
= predicate
;
3162 GCPRO2 (apropos_predicate
, apropos_accumulate
);
3163 apropos_accumulate
= Qnil
;
3164 map_obarray (Vobarray
, apropos_accum
, regexp
);
3165 apropos_accumulate
= Fsort (apropos_accumulate
, Qstring_lessp
);
3167 return apropos_accumulate
;
3174 Qkeymap
= intern ("keymap");
3175 staticpro (&Qkeymap
);
3177 /* Now we are ready to set up this property, so we can
3178 create char tables. */
3179 Fput (Qkeymap
, Qchar_table_extra_slots
, make_number (0));
3181 /* Initialize the keymaps standardly used.
3182 Each one is the value of a Lisp variable, and is also
3183 pointed to by a C variable */
3185 global_map
= Fmake_keymap (Qnil
);
3186 Fset (intern ("global-map"), global_map
);
3188 current_global_map
= global_map
;
3189 staticpro (&global_map
);
3190 staticpro (¤t_global_map
);
3192 meta_map
= Fmake_keymap (Qnil
);
3193 Fset (intern ("esc-map"), meta_map
);
3194 Ffset (intern ("ESC-prefix"), meta_map
);
3196 control_x_map
= Fmake_keymap (Qnil
);
3197 Fset (intern ("ctl-x-map"), control_x_map
);
3198 Ffset (intern ("Control-X-prefix"), control_x_map
);
3200 DEFVAR_LISP ("define-key-rebound-commands", &Vdefine_key_rebound_commands
,
3201 "List of commands given new key bindings recently.\n\
3202 This is used for internal purposes during Emacs startup;\n\
3203 don't alter it yourself.");
3204 Vdefine_key_rebound_commands
= Qt
;
3206 DEFVAR_LISP ("minibuffer-local-map", &Vminibuffer_local_map
,
3207 "Default keymap to use when reading from the minibuffer.");
3208 Vminibuffer_local_map
= Fmake_sparse_keymap (Qnil
);
3210 DEFVAR_LISP ("minibuffer-local-ns-map", &Vminibuffer_local_ns_map
,
3211 "Local keymap for the minibuffer when spaces are not allowed.");
3212 Vminibuffer_local_ns_map
= Fmake_sparse_keymap (Qnil
);
3214 DEFVAR_LISP ("minibuffer-local-completion-map", &Vminibuffer_local_completion_map
,
3215 "Local keymap for minibuffer input with completion.");
3216 Vminibuffer_local_completion_map
= Fmake_sparse_keymap (Qnil
);
3218 DEFVAR_LISP ("minibuffer-local-must-match-map", &Vminibuffer_local_must_match_map
,
3219 "Local keymap for minibuffer input with completion, for exact match.");
3220 Vminibuffer_local_must_match_map
= Fmake_sparse_keymap (Qnil
);
3222 DEFVAR_LISP ("minor-mode-map-alist", &Vminor_mode_map_alist
,
3223 "Alist of keymaps to use for minor modes.\n\
3224 Each element looks like (VARIABLE . KEYMAP); KEYMAP is used to read\n\
3225 key sequences and look up bindings iff VARIABLE's value is non-nil.\n\
3226 If two active keymaps bind the same key, the keymap appearing earlier\n\
3227 in the list takes precedence.");
3228 Vminor_mode_map_alist
= Qnil
;
3230 DEFVAR_LISP ("minor-mode-overriding-map-alist", &Vminor_mode_overriding_map_alist
,
3231 "Alist of keymaps to use for minor modes, in current major mode.\n\
3232 This variable is a alist just like `minor-mode-map-alist', and it is\n\
3233 used the same way (and before `minor-mode-map-alist'); however,\n\
3234 it is provided for major modes to bind locally.");
3235 Vminor_mode_overriding_map_alist
= Qnil
;
3237 DEFVAR_LISP ("function-key-map", &Vfunction_key_map
,
3238 "Keymap mapping ASCII function key sequences onto their preferred forms.\n\
3239 This allows Emacs to recognize function keys sent from ASCII\n\
3240 terminals at any point in a key sequence.\n\
3242 The `read-key-sequence' function replaces any subsequence bound by\n\
3243 `function-key-map' with its binding. More precisely, when the active\n\
3244 keymaps have no binding for the current key sequence but\n\
3245 `function-key-map' binds a suffix of the sequence to a vector or string,\n\
3246 `read-key-sequence' replaces the matching suffix with its binding, and\n\
3247 continues with the new sequence.\n\
3249 The events that come from bindings in `function-key-map' are not\n\
3250 themselves looked up in `function-key-map'.\n\
3252 For example, suppose `function-key-map' binds `ESC O P' to [f1].\n\
3253 Typing `ESC O P' to `read-key-sequence' would return [f1]. Typing\n\
3254 `C-x ESC O P' would return [?\\C-x f1]. If [f1] were a prefix\n\
3255 key, typing `ESC O P x' would return [f1 x].");
3256 Vfunction_key_map
= Fmake_sparse_keymap (Qnil
);
3258 DEFVAR_LISP ("key-translation-map", &Vkey_translation_map
,
3259 "Keymap of key translations that can override keymaps.\n\
3260 This keymap works like `function-key-map', but comes after that,\n\
3261 and applies even for keys that have ordinary bindings.");
3262 Vkey_translation_map
= Qnil
;
3264 Qsingle_key_description
= intern ("single-key-description");
3265 staticpro (&Qsingle_key_description
);
3267 Qkey_description
= intern ("key-description");
3268 staticpro (&Qkey_description
);
3270 Qkeymapp
= intern ("keymapp");
3271 staticpro (&Qkeymapp
);
3273 Qnon_ascii
= intern ("non-ascii");
3274 staticpro (&Qnon_ascii
);
3276 Qmenu_item
= intern ("menu-item");
3277 staticpro (&Qmenu_item
);
3279 defsubr (&Skeymapp
);
3280 defsubr (&Skeymap_parent
);
3281 defsubr (&Sset_keymap_parent
);
3282 defsubr (&Smake_keymap
);
3283 defsubr (&Smake_sparse_keymap
);
3284 defsubr (&Scopy_keymap
);
3285 defsubr (&Skey_binding
);
3286 defsubr (&Slocal_key_binding
);
3287 defsubr (&Sglobal_key_binding
);
3288 defsubr (&Sminor_mode_key_binding
);
3289 defsubr (&Sdefine_key
);
3290 defsubr (&Slookup_key
);
3291 defsubr (&Sdefine_prefix_command
);
3292 defsubr (&Suse_global_map
);
3293 defsubr (&Suse_local_map
);
3294 defsubr (&Scurrent_local_map
);
3295 defsubr (&Scurrent_global_map
);
3296 defsubr (&Scurrent_minor_mode_maps
);
3297 defsubr (&Saccessible_keymaps
);
3298 defsubr (&Skey_description
);
3299 defsubr (&Sdescribe_vector
);
3300 defsubr (&Ssingle_key_description
);
3301 defsubr (&Stext_char_description
);
3302 defsubr (&Swhere_is_internal
);
3303 defsubr (&Sdescribe_bindings_internal
);
3304 defsubr (&Sapropos_internal
);
3311 initial_define_key (global_map
, 033, "ESC-prefix");
3312 initial_define_key (global_map
, Ctl('X'), "Control-X-prefix");