1 /* Fundamental definitions for GNU Emacs Lisp interpreter.
2 Copyright (C) 1985,86,87,93,94,95,97,1998 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. */
22 /* These are default choices for the types to use. */
25 #define BITS_PER_EMACS_INT BITS_PER_INT
28 #define EMACS_UINT unsigned int
31 /* Define the fundamental Lisp data structures. */
33 /* This is the set of Lisp data types. */
37 /* Integer. XINT (obj) is the integer value. */
40 /* Symbol. XSYMBOL (object) points to a struct Lisp_Symbol. */
43 /* Miscellaneous. XMISC (object) points to a union Lisp_Misc,
44 whose first member indicates the subtype. */
47 /* String. XSTRING (object) points to a struct Lisp_String.
48 The length of the string, and its contents, are stored therein. */
51 /* Vector of Lisp objects, or something resembling it.
52 XVECTOR (object) points to a struct Lisp_Vector, which contains
53 the size and contents. The size field also contains the type
54 information, if it's not a real vector object. */
57 /* Cons. XCONS (object) points to a struct Lisp_Cons. */
60 #ifdef LISP_FLOAT_TYPE
62 #endif /* LISP_FLOAT_TYPE */
64 /* This is not a type code. It is for range checking. */
68 /* This is the set of datatypes that share a common structure.
69 The first member of the structure is a type code from this set.
70 The enum values are arbitrary, but we'll use large numbers to make it
71 more likely that we'll spot the error if a random word in memory is
72 mistakenly interpreted as a Lisp_Misc. */
75 Lisp_Misc_Free
= 0x5eab,
80 Lisp_Misc_Buffer_Objfwd
,
81 Lisp_Misc_Buffer_Local_Value
,
82 Lisp_Misc_Some_Buffer_Local_Value
,
84 Lisp_Misc_Kboard_Objfwd
,
85 /* Currently floats are not a misc type,
86 but let's define this in case we want to change that. */
88 /* This is not a type code. It is for range checking. */
92 /* These values are overridden by the m- file on some machines. */
101 /* Make these values available in GDB, which sees enums but not macros. */
105 gdb_valbits
= VALBITS
,
106 gdb_gctypebits
= GCTYPEBITS
,
107 gdb_emacs_intbits
= sizeof (EMACS_INT
) * BITS_PER_CHAR
,
109 gdb_data_seg_bits
= DATA_SEG_BITS
111 gdb_data_seg_bits
= 0
115 #ifndef NO_UNION_TYPE
117 #ifndef WORDS_BIG_ENDIAN
119 /* Definition of Lisp_Object for little-endian machines. */
124 /* Used for comparing two Lisp_Objects;
125 also, positive integers can be accessed fast this way. */
131 int type
: GCTYPEBITS
+1;
135 unsigned int val
: VALBITS
;
136 int type
: GCTYPEBITS
+1;
140 unsigned int val
: VALBITS
;
141 enum Lisp_Type type
: GCTYPEBITS
;
142 /* The markbit is not really part of the value of a Lisp_Object,
143 and is always zero except during garbage collection. */
144 unsigned int markbit
: 1;
149 #else /* If WORDS_BIG_ENDIAN */
154 /* Used for comparing two Lisp_Objects;
155 also, positive integers can be accessed fast this way. */
160 int type
: GCTYPEBITS
+1;
165 int type
: GCTYPEBITS
+1;
166 unsigned int val
: VALBITS
;
170 /* The markbit is not really part of the value of a Lisp_Object,
171 and is always zero except during garbage collection. */
172 unsigned int markbit
: 1;
173 enum Lisp_Type type
: GCTYPEBITS
;
174 unsigned int val
: VALBITS
;
179 #endif /* WORDS_BIG_ENDIAN */
181 #endif /* NO_UNION_TYPE */
184 /* If union type is not wanted, define Lisp_Object as just a number. */
187 #define Lisp_Object EMACS_INT
188 #endif /* NO_UNION_TYPE */
191 #define VALMASK ((((EMACS_INT) 1)<<VALBITS) - 1)
193 #define GCTYPEMASK ((((EMACS_INT) 1)<<GCTYPEBITS) - 1)
195 /* Two flags that are set during GC. On some machines, these flags
196 are defined differently by the m- file. */
198 /* This is set in the car of a cons and in the plist slot of a symbol
199 to indicate it is marked. Likewise in the plist slot of an interval,
200 the chain slot of a marker, the type slot of a float, and the name
203 In strings, this bit in the size field indicates that the string
204 is a "large" one, one which was separately malloc'd
205 rather than being part of a string block. */
208 #define MARKBIT ((int) ((unsigned int) 1 << (VALBITS + GCTYPEBITS)))
211 /* In the size word of a vector, this bit means the vector has been marked.
212 In the size word of a large string, likewise. */
214 #ifndef ARRAY_MARK_FLAG
215 #define ARRAY_MARK_FLAG ((MARKBIT >> 1) & ~MARKBIT)
216 #endif /* no ARRAY_MARK_FLAG */
218 /* In the size word of a struct Lisp_Vector, this bit means it's really
219 some other vector-like object. */
220 #ifndef PSEUDOVECTOR_FLAG
221 #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG)
224 /* In a pseudovector, the size field actually contains a word with one
225 PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to
226 indicate the actual type. */
229 PVEC_NORMAL_VECTOR
= 0,
230 PVEC_PROCESS
= 0x200,
232 PVEC_COMPILED
= 0x800,
233 PVEC_WINDOW
= 0x1000,
234 PVEC_WINDOW_CONFIGURATION
= 0x2000,
236 PVEC_CHAR_TABLE
= 0x8000,
237 PVEC_BOOL_VECTOR
= 0x10000,
238 PVEC_BUFFER
= 0x20000,
239 PVEC_TYPE_MASK
= 0x3fe00,
240 PVEC_FLAG
= PSEUDOVECTOR_FLAG
243 /* For convenience, we also store the number of elements in these bits. */
244 #define PSEUDOVECTOR_SIZE_MASK 0x1ff
246 /* These macros extract various sorts of values from a Lisp_Object.
247 For example, if tem is a Lisp_Object whose type is Lisp_Cons,
248 XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */
252 /* One need to override this if there must be high bits set in data space
253 (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work
254 on all machines, but would penalise machines which don't need it)
257 #define XTYPE(a) ((enum Lisp_Type) ((a) >> VALBITS))
261 #define XSETTYPE(a, b) ((a) = XUINT (a) | ((EMACS_INT)(b) << VALBITS))
264 /* For integers known to be positive, XFASTINT provides fast retrieval
265 and XSETFASTINT provides fast storage. This takes advantage of the
266 fact that Lisp_Int is 0. */
267 #define XFASTINT(a) ((a) + 0)
268 #define XSETFASTINT(a, b) ((a) = (b))
270 /* Extract the value of a Lisp_Object as a signed integer. */
272 #ifndef XINT /* Some machines need to do this differently. */
273 #define XINT(a) (((a) << (BITS_PER_INT-VALBITS)) >> (BITS_PER_INT-VALBITS))
276 /* Extract the value as an unsigned integer. This is a basis
277 for extracting it as a pointer to a structure in storage. */
280 #define XUINT(a) ((a) & VALMASK)
285 /* In this representation, data is found in two widely separated segments. */
286 extern int pure_size
;
288 (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS))
289 #else /* not HAVE_SHM */
291 /* This case is used for the rt-pc.
292 In the diffs I was given, it checked for ptr = 0
293 and did not adjust it in that case.
294 But I don't think that zero should ever be found
295 in a Lisp object whose data type says it points to something. */
296 #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS)
298 #define XPNTR(a) XUINT (a)
300 #endif /* not HAVE_SHM */
301 #endif /* no XPNTR */
304 #define XSET(var, type, ptr) \
305 ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK))
308 /* Convert a C integer into a Lisp_Object integer. */
310 #define make_number(N) \
311 ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS)
313 /* During garbage collection, XGCTYPE must be used for extracting types
314 so that the mark bit is ignored. XMARKBIT accesses the markbit.
315 Markbits are used only in particular slots of particular structure types.
316 Other markbits are always zero.
317 Outside of garbage collection, all mark bits are always zero. */
320 #define XGCTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK))
323 #if VALBITS + GCTYPEBITS == BITS_PER_EMACS_INT - 1
324 /* Make XMARKBIT faster if mark bit is sign bit. */
326 #define XMARKBIT(a) ((a) < 0)
328 #endif /* markbit is sign bit */
331 #define XMARKBIT(a) ((a) & MARKBIT)
335 #define XSETMARKBIT(a,b) ((a) = ((a) & ~MARKBIT) | ((b) ? MARKBIT : 0))
339 #define XMARK(a) ((a) |= MARKBIT)
343 #define XUNMARK(a) ((a) &= ~MARKBIT)
346 #endif /* NO_UNION_TYPE */
348 #ifndef NO_UNION_TYPE
350 #define XTYPE(a) ((enum Lisp_Type) (a).u.type)
351 #define XSETTYPE(a, b) ((a).u.type = (char) (b))
353 /* For integers known to be positive, XFASTINT provides fast retrieval
354 and XSETFASTINT provides fast storage. This takes advantage of the
355 fact that Lisp_Int is 0. */
356 #define XFASTINT(a) ((a).i + 0)
357 #define XSETFASTINT(a, b) ((a).i = (b))
359 #ifdef EXPLICIT_SIGN_EXTEND
360 /* Make sure we sign-extend; compilers have been known to fail to do so. */
361 #define XINT(a) (((a).i << (BITS_PER_INT-VALBITS)) >> (BITS_PER_INT-VALBITS))
363 #define XINT(a) ((a).s.val)
364 #endif /* EXPLICIT_SIGN_EXTEND */
366 #define XUINT(a) ((a).u.val)
367 #define XPNTR(a) ((a).u.val)
369 #define XSET(var, vartype, ptr) \
370 (((var).s.type = ((char) (vartype))), ((var).s.val = ((int) (ptr))))
372 extern Lisp_Object
make_number ();
374 /* During garbage collection, XGCTYPE must be used for extracting types
375 so that the mark bit is ignored. XMARKBIT access the markbit.
376 Markbits are used only in particular slots of particular structure types.
377 Other markbits are always zero.
378 Outside of garbage collection, all mark bits are always zero. */
380 #define XGCTYPE(a) ((a).gu.type)
381 #define XMARKBIT(a) ((a).gu.markbit)
382 #define XSETMARKBIT(a,b) (XMARKBIT(a) = (b))
383 #define XMARK(a) (XMARKBIT(a) = 1)
384 #define XUNMARK(a) (XMARKBIT(a) = 0)
386 #endif /* NO_UNION_TYPE */
388 /* Extract a value or address from a Lisp_Object. */
390 #define XCONS(a) ((struct Lisp_Cons *) XPNTR(a))
391 #define XVECTOR(a) ((struct Lisp_Vector *) XPNTR(a))
392 #define XSTRING(a) ((struct Lisp_String *) XPNTR(a))
393 #define XSYMBOL(a) ((struct Lisp_Symbol *) XPNTR(a))
394 #define XFLOAT(a) ((struct Lisp_Float *) XPNTR(a))
397 #define XMISC(a) ((union Lisp_Misc *) XPNTR(a))
398 #define XMISCTYPE(a) (XMARKER (a)->type)
399 #define XMARKER(a) (&(XMISC(a)->u_marker))
400 #define XINTFWD(a) (&(XMISC(a)->u_intfwd))
401 #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd))
402 #define XOBJFWD(a) (&(XMISC(a)->u_objfwd))
403 #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd))
404 #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value))
405 #define XOVERLAY(a) (&(XMISC(a)->u_overlay))
406 #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd))
408 /* Pseudovector types. */
409 #define XPROCESS(a) ((struct Lisp_Process *) XPNTR(a))
410 #define XWINDOW(a) ((struct window *) XPNTR(a))
411 #define XSUBR(a) ((struct Lisp_Subr *) XPNTR(a))
412 #define XBUFFER(a) ((struct buffer *) XPNTR(a))
413 #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a))
414 #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a))
417 /* Construct a Lisp_Object from a value or address. */
419 #define XSETINT(a, b) XSET (a, Lisp_Int, b)
420 #define XSETCONS(a, b) XSET (a, Lisp_Cons, b)
421 #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b)
422 #define XSETSTRING(a, b) XSET (a, Lisp_String, b)
423 #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b)
424 #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b)
427 #define XSETMISC(a, b) XSET (a, Lisp_Misc, b)
428 #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker)
430 /* Pseudovector types. */
431 #define XSETPSEUDOVECTOR(a, b, code) \
432 (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code))
433 #define XSETWINDOW_CONFIGURATION(a, b) \
434 (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION))
435 #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS))
436 #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW))
437 #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR))
438 #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED))
439 #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER))
440 #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE))
441 #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR))
443 #ifdef USE_TEXT_PROPERTIES
444 /* Basic data type for use of intervals. See the macros in intervals.h. */
448 /* The first group of entries deal with the tree structure. */
450 unsigned int total_length
; /* Length of myself and both children. */
451 unsigned int position
; /* Cache of interval's character position. */
452 /* This field is usually updated
453 simultaneously with an interval
454 traversal, there is no guaranty
455 that it is valid for a random
457 struct interval
*left
; /* Intervals which precede me. */
458 struct interval
*right
; /* Intervals which succeed me. */
460 /* Parent in the tree, or the Lisp_Object containing this interval tree.
462 The mark bit on the root interval of an interval tree says
463 whether we have started (and possibly finished) marking the
464 tree. If GC comes across an interval tree whose root's parent
465 field has its markbit set, it leaves the tree alone.
467 You'd think we could store this information in the parent object
468 somewhere (after all, that should be visited once and then
469 ignored too, right?), but strings are GC'd strangely. */
470 struct interval
*parent
;
472 /* The remaining components are `properties' of the interval.
473 The first four are duplicates for things which can be on the list,
474 for purposes of speed. */
476 unsigned char write_protect
; /* Non-zero means can't modify. */
477 unsigned char visible
; /* Zero means don't display. */
478 unsigned char front_sticky
; /* Non-zero means text inserted just
479 before this interval goes into it. */
480 unsigned char rear_sticky
; /* Likewise for just after it. */
482 /* Properties of this interval.
483 The mark bit on this field says whether this particular interval
484 tree node has been visited. Since intervals should never be
485 shared, GC aborts if it seems to have visited an interval twice. */
489 typedef struct interval
*INTERVAL
;
491 /* Complain if object is not string or buffer type */
492 #define CHECK_STRING_OR_BUFFER(x, i) \
493 { if (!STRINGP ((x)) && !BUFFERP ((x))) \
494 x = wrong_type_argument (Qbuffer_or_string_p, (x)); }
496 /* Macro used to conditionally compile intervals into certain data
497 structures. See, e.g., struct Lisp_String below. */
498 #define DECLARE_INTERVALS INTERVAL intervals;
500 /* Macro used to conditionally compile interval initialization into
501 certain code. See, e.g., alloc.c. */
502 #define INITIALIZE_INTERVAL(ptr,val) ptr->intervals = val
504 #else /* No text properties */
506 /* If no intervals are used, make the above definitions go away. */
508 #define CHECK_STRING_OR_BUFFER(x, i)
511 #define DECLARE_INTERVALS
512 #define INITIALIZE_INTERVAL(ptr,val)
514 #endif /* USE_TEXT_PROPERTIES */
516 /* In a cons, the markbit of the car is the gc mark bit */
520 Lisp_Object car
, cdr
;
523 /* Take the car or cdr of something known to be a cons cell. */
524 #define XCAR(c) (XCONS ((c))->car)
525 #define XCDR(c) (XCONS ((c))->cdr)
527 /* Take the car or cdr of something whose type is not known. */
529 (CONSP ((c)) ? XCAR ((c)) \
530 : NILP ((c)) ? Qnil \
531 : wrong_type_argument (Qlistp, (c)))
534 (CONSP ((c)) ? XCDR ((c)) \
535 : NILP ((c)) ? Qnil \
536 : wrong_type_argument (Qlistp, (c)))
538 /* Like a cons, but records info on where the text lives that it was read from */
539 /* This is not really in use now */
541 struct Lisp_Buffer_Cons
543 Lisp_Object car
, cdr
;
544 struct buffer
*buffer
;
550 /* Nonzero if STR is a multibyte string. */
551 #define STRING_MULTIBYTE(STR) \
552 (XSTRING (STR)->size_byte != XSTRING (STR)->size)
554 /* Return the length in bytes of STR. */
555 #define STRING_BYTES(STR) ((STR)->size_byte + 0)
557 /* Set the length in bytes of STR. */
558 #define SET_STRING_BYTES(STR, SIZE) ((STR)->size_byte = (SIZE))
562 /* Nonzero if STR is a multibyte string. */
563 #define STRING_MULTIBYTE(STR) \
564 (XSTRING (STR)->size_byte >= 0)
566 /* Return the length in bytes of STR. */
567 #define STRING_BYTES(STR) \
568 ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte)
570 /* Set the length in bytes of STR. */
571 #define SET_STRING_BYTES(STR, SIZE) ((STR)->size_byte = (SIZE))
575 /* In a string or vector, the sign bit of the `size' is the gc mark bit */
581 DECLARE_INTERVALS
/* `data' field must be last. */
582 unsigned char data
[1];
585 /* If a struct is made to look like a vector, this macro returns the length
586 of the shortest vector that would hold that struct. */
587 #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \
588 - sizeof (Lisp_Object)) \
589 + sizeof(Lisp_Object) - 1) /* round up */ \
590 / sizeof (Lisp_Object))
595 struct Lisp_Vector
*next
;
596 Lisp_Object contents
[1];
599 /* A char table is a kind of vectorlike, with contents are like a
600 vector but with a few other slots. For some purposes, it makes
601 sense to handle a chartable with type struct Lisp_Vector. An
602 element of a char table can be any Lisp objects, but if it is a sub
603 char-table, we treat it a table that contains information of a
604 group of characters of the same charsets or a specific character of
605 a charset. A sub char-table has the same structure as a char table
606 except for that the former omits several slots at the tail. A sub
607 char table appears only in an element of a char table, and there's
608 no way to access it directly from Emacs Lisp program. */
610 /* This is the number of slots that apply to characters or character
611 sets. The first 128 are for ASCII, the next 128 are for 8-bit
612 European characters, and the last 128 are for multibyte characters.
613 The first 256 are indexed by the code itself, but the last 128 are
614 indexed by (charset-id + 128). */
615 #define CHAR_TABLE_ORDINARY_SLOTS 384
617 /* This is the number of slots that apply to characters of ASCII and
618 8-bit Europeans only. */
619 #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256
621 /* This is the number of slots that every char table must have. This
622 counts the ordinary slots and the top, defalt, parent, and purpose
624 #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4)
626 /* This is the number of slots that apply to position-code-1 and
627 position-code-2 of a multibyte character at the 2nd and 3rd level
628 sub char tables respectively. */
629 #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128
631 /* This is the number of slots that every sub char table must have.
632 This counts the ordinary slots and the top and defalt slot. */
633 #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2)
635 /* Return the number of "extra" slots in the char table CT. */
637 #define CHAR_TABLE_EXTRA_SLOTS(CT) \
638 (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS)
640 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
641 and 8-bit Europeans characters. For these characters, do not check
642 validity of CT. Do not follow parent. */
643 #define CHAR_TABLE_REF(CT, IDX) \
644 ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
645 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
646 ? XCHAR_TABLE (CT)->contents[IDX] \
647 : XCHAR_TABLE (CT)->defalt) \
648 : Faref (CT, make_number (IDX)))
650 /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and
651 8-bit Europeans characters. Do not check validity of CT. */
652 #define CHAR_TABLE_SET(CT, IDX, VAL) \
654 if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \
655 XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \
657 Faset (CT, IDX, VAL); \
660 struct Lisp_Char_Table
662 /* This is the vector's size field, which also holds the
663 pseudovector type information. It holds the size, too.
664 The size counts the top, defalt, purpose, and parent slots.
665 The last three are not counted if this is a sub char table. */
667 struct Lisp_Vector
*next
;
668 /* This holds a flag to tell if this is a top level char table (t)
669 or a sub char table (nil). */
671 /* This holds a default value,
672 which is used whenever the value for a specific character is nil. */
674 /* This holds an actual value of each element. A sub char table
675 has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */
676 Lisp_Object contents
[CHAR_TABLE_ORDINARY_SLOTS
];
678 /* A sub char table doesn't has the following slots. */
680 /* This points to another char table, which we inherit from
681 when the value for a specific character is nil.
682 The `defalt' slot takes precedence over this. */
684 /* This should be a symbol which says what kind of use
685 this char-table is meant for.
686 Typically now the values can be `syntax-table' and `display-table'. */
688 /* These hold additional data. */
689 Lisp_Object extras
[1];
692 /* A boolvector is a kind of vectorlike, with contents are like a string. */
693 struct Lisp_Bool_Vector
695 /* This is the vector's size field. It doesn't have the real size,
696 just the subtype information. */
697 EMACS_INT vector_size
;
698 struct Lisp_Vector
*next
;
699 /* This is the size in bits. */
701 /* This contains the actual bits, packed into bytes. */
702 unsigned char data
[1];
705 /* In a symbol, the markbit of the plist is used as the gc mark bit */
709 struct Lisp_String
*name
;
711 Lisp_Object function
;
714 struct Lisp_Symbol
*next
; /* -> next symbol in this obarray bucket */
717 /* This structure describes a built-in function.
718 It is generated by the DEFUN macro only.
719 defsubr makes it into a Lisp object.
721 This type is treated in most respects as a pseudovector,
722 but since we never dynamically allocate or free them,
723 we don't need a next-vector field. */
728 Lisp_Object (*function
) ();
729 short min_args
, max_args
;
735 /* These structures are used for various misc types. */
737 /* A miscellaneous object, when it's on the free list. */
740 int type
: 16; /* = Lisp_Misc_Free */
742 union Lisp_Misc
*chain
;
745 /* In a marker, the markbit of the chain field is used as the gc mark bit. */
748 int type
: 16; /* = Lisp_Misc_Marker */
750 /* 1 means normal insertion at the marker's position
751 leaves the marker after the inserted text. */
752 unsigned int insertion_type
: 1;
753 /* This is the buffer that the marker points into,
754 or 0 if it points nowhere. */
755 struct buffer
*buffer
;
757 /* The remaining fields are meaningless in a marker that
758 does not point anywhere. */
760 /* For markers that point somewhere,
761 this is used to chain of all the markers in a given buffer. */
763 /* This is the char position where the marker points. */
765 /* This is the byte position. */
769 /* Forwarding pointer to an int variable.
770 This is allowed only in the value cell of a symbol,
771 and it means that the symbol's value really lives in the
772 specified int variable. */
775 int type
: 16; /* = Lisp_Misc_Intfwd */
780 /* Boolean forwarding pointer to an int variable.
781 This is like Lisp_Intfwd except that the ostensible
782 "value" of the symbol is t if the int variable is nonzero,
783 nil if it is zero. */
786 int type
: 16; /* = Lisp_Misc_Boolfwd */
791 /* Forwarding pointer to a Lisp_Object variable.
792 This is allowed only in the value cell of a symbol,
793 and it means that the symbol's value really lives in the
794 specified variable. */
797 int type
: 16; /* = Lisp_Misc_Objfwd */
802 /* Like Lisp_Objfwd except that value lives in a slot in the
803 current buffer. Value is byte index of slot within buffer. */
804 struct Lisp_Buffer_Objfwd
806 int type
: 16; /* = Lisp_Misc_Buffer_Objfwd */
811 /* Used in a symbol value cell when the symbol's value is per-buffer.
812 The actual contents resemble a cons cell which starts a list like this:
813 (REALVALUE BUFFER CURRENT-ALIST-ELEMENT . DEFAULT-VALUE).
815 The cons-like structure is for historical reasons; it might be better
816 to just put these elements into the struct, now.
818 BUFFER is the last buffer for which this symbol's value was
821 CURRENT-ALIST-ELEMENT is a pointer to an element of BUFFER's
822 local_var_alist, that being the element whose car is this
823 variable. Or it can be a pointer to the
824 (CURRENT-ALIST-ELEMENT . DEFAULT-VALUE),
825 if BUFFER does not have an element in its alist for this
826 variable (that is, if BUFFER sees the default value of this
829 If we want to examine or set the value and BUFFER is current,
830 we just examine or set REALVALUE. If BUFFER is not current, we
831 store the current REALVALUE value into CURRENT-ALIST-ELEMENT,
832 then find the appropriate alist element for the buffer now
833 current and set up CURRENT-ALIST-ELEMENT. Then we set
834 REALVALUE out of that element, and store into BUFFER.
836 If we are setting the variable and the current buffer does not
837 have an alist entry for this variable, an alist entry is
840 Note that REALVALUE can be a forwarding pointer. Each time it
841 is examined or set, forwarding must be done. Each time we
842 switch buffers, buffer-local variables which forward into C
843 variables are swapped immediately, so the C code can assume
844 that they are always up to date.
846 Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value
847 use the same substructure. The difference is that with the latter,
848 merely setting the variable while some buffer is current
849 does not cause that buffer to have its own local value of this variable.
850 Only make-local-variable does that. */
851 struct Lisp_Buffer_Local_Value
853 int type
: 16; /* = Lisp_Misc_Buffer_Local_Value
854 or Lisp_Misc_Some_Buffer_Local_Value */
856 unsigned int check_frame
: 1;
857 unsigned int found_for_buffer
: 1;
858 unsigned int found_for_frame
: 1;
859 Lisp_Object realvalue
;
860 Lisp_Object buffer
, frame
;
864 /* In an overlay object, the mark bit of the plist is used as the GC mark.
865 START and END are markers in the overlay's buffer, and
866 PLIST is the overlay's property list. */
869 int type
: 16; /* = Lisp_Misc_Overlay */
871 Lisp_Object start
, end
, plist
;
874 /* Like Lisp_Objfwd except that value lives in a slot in the
876 struct Lisp_Kboard_Objfwd
878 int type
: 16; /* = Lisp_Misc_Kboard_Objfwd */
884 /* To get the type field of a union Lisp_Misc, use XMISCTYPE.
885 It uses one of these struct subtypes to get the type field. */
889 struct Lisp_Free u_free
;
890 struct Lisp_Marker u_marker
;
891 struct Lisp_Intfwd u_intfwd
;
892 struct Lisp_Boolfwd u_boolfwd
;
893 struct Lisp_Objfwd u_objfwd
;
894 struct Lisp_Buffer_Objfwd u_buffer_objfwd
;
895 struct Lisp_Buffer_Local_Value u_buffer_local_value
;
896 struct Lisp_Overlay u_overlay
;
897 struct Lisp_Kboard_Objfwd u_kboard_objfwd
;
900 #ifdef LISP_FLOAT_TYPE
901 /* Optional Lisp floating point type */
904 Lisp_Object type
; /* essentially used for mark-bit
905 and chaining when on free-list */
908 #endif /* LISP_FLOAT_TYPE */
910 /* A character, declared with the following typedef, is a member
911 of some character set associated with the current buffer. */
912 #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */
914 typedef unsigned char UCHAR
;
917 /* Meanings of slots in a Lisp_Compiled: */
919 #define COMPILED_ARGLIST 0
920 #define COMPILED_BYTECODE 1
921 #define COMPILED_CONSTANTS 2
922 #define COMPILED_STACK_DEPTH 3
923 #define COMPILED_DOC_STRING 4
924 #define COMPILED_INTERACTIVE 5
926 /* Flag bits in a character. These also get used in termhooks.h.
927 Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE
928 (MUlti-Lingual Emacs) might need 22 bits for the character value
929 itself, so we probably shouldn't use any bits lower than 0x0400000. */
930 #define CHAR_ALT (0x0400000)
931 #define CHAR_SUPER (0x0800000)
932 #define CHAR_HYPER (0x1000000)
933 #define CHAR_SHIFT (0x2000000)
934 #define CHAR_CTL (0x4000000)
935 #define CHAR_META (0x8000000)
937 /* Actually, the current Emacs uses 19 bits for the character value
939 #define CHARACTERBITS 19
943 /* Use this for turning a (void *) into a Lisp_Object, as when the
944 Lisp_Object is passed into a toolkit callback function. */
945 #define VOID_TO_LISP(larg,varg) \
946 do { ((larg) = ((Lisp_Object) (varg))); } while (0)
947 #define CVOID_TO_LISP VOID_TO_LISP
949 /* Use this for turning a Lisp_Object into a (void *), as when the
950 Lisp_Object is passed into a toolkit callback function. */
951 #define LISP_TO_VOID(larg) ((void *) (larg))
952 #define LISP_TO_CVOID(varg) ((const void *) (larg))
954 #else /* not NO_UNION_TYPE */
955 /* Use this for turning a (void *) into a Lisp_Object, as when the
956 Lisp_Object is passed into a toolkit callback function. */
957 #define VOID_TO_LISP(larg,varg) \
958 do { ((larg).v = (void *) (varg)); } while (0)
959 #define CVOID_TO_LISP(larg,varg) \
960 do { ((larg).cv = (const void *) (varg)); } while (0)
962 /* Use this for turning a Lisp_Object into a (void *), as when the
963 Lisp_Object is passed into a toolkit callback function. */
964 #define LISP_TO_VOID(larg) ((larg).v)
965 #define LISP_TO_CVOID(larg) ((larg).cv)
966 #endif /* not NO_UNION_TYPE */
967 #endif /* USE_X_TOOLKIT */
970 /* The glyph datatype, used to represent characters on the display. */
972 /* The low 19 bits (CHARACTERBITS) are the character code, and the
973 bits above them except for the topmost two bits are the numeric
974 face ID. If FID is the face ID of a glyph on a frame F, then
975 F->display.x->faces[FID] contains the description of that face.
976 This is an int instead of a short, so we can support a good bunch
977 of face ID's (i.e. 2^(32 - 19 - 2) = 2048 ID's) ; given that we
978 have no mechanism for tossing unused frame face ID's yet, we'll
979 probably run out of 255 pretty quickly. */
980 #define GLYPH unsigned int
982 /* Mask bit for a glyph of a character which should be written from
984 #define GLYPH_MASK_REV_DIR 0x80000000
985 /* Mask bit for a padding glyph of a multi-column character. */
986 #define GLYPH_MASK_PADDING 0x40000000
987 /* Mask bits for face. */
988 #define GLYPH_MASK_FACE 0x3FF80000
989 /* Mask bits for character code. */
990 #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */
993 /* The FAST macros assume that we already know we're in an X window. */
995 /* Given a character code and a face ID, return the appropriate glyph. */
996 #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS))
998 /* Return a glyph's character code. */
999 #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR)
1001 /* Return a glyph's face ID. */
1002 #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS)
1004 /* Slower versions that test the frame type first. */
1005 #define MAKE_GLYPH(f, char, face) (FRAME_TERMCAP_P (f) ? (char) \
1006 : FAST_MAKE_GLYPH (char, face))
1007 #define GLYPH_CHAR(f, g) (FRAME_TERMCAP_P (f) ? (g) : FAST_GLYPH_CHAR (g))
1008 #define GLYPH_FACE(f, g) (FRAME_TERMCAP_P (f) ? (0) : FAST_GLYPH_FACE (g))
1009 #else /* not HAVE_FACES */
1010 #define MAKE_GLYPH(f, char, face) (char)
1011 #define FAST_MAKE_GLYPH(char, face) (char)
1012 #define GLYPH_CHAR(f, g) ((g) & GLYPH_MASK_CHAR)
1013 #define FAST_GLYPH_CHAR(g) ((g) & GLYPH_MASK_CHAR)
1014 #define GLYPH_FACE(f, g) ((g) & GLYPH_MASK_FACE)
1015 #define FAST_GLYPH_FACE(g) ((g) & GLYPH_MASK_FACE)
1016 #endif /* not HAVE_FACES */
1018 /* Return 1 iff GLYPH contains valid character code. */
1019 #define GLYPH_CHAR_VALID_P(glyph) \
1020 ((GLYPH) (FAST_GLYPH_CHAR (glyph)) <= MAX_CHAR)
1022 /* The ID of the mode line highlighting face. */
1023 #define GLYPH_MODE_LINE_FACE 1
1025 /* Data type checking */
1027 #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil))
1028 #define GC_NILP(x) GC_EQ (x, Qnil)
1030 #ifdef LISP_FLOAT_TYPE
1031 #define NUMBERP(x) (INTEGERP (x) || FLOATP (x))
1032 #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x))
1034 #define NUMBERP(x) (INTEGERP (x))
1035 #define GC_NUMBERP(x) (GC_INTEGERP (x))
1037 #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0)
1038 #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0)
1040 #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int)
1041 #define GC_INTEGERP(x) (XGCTYPE ((x)) == Lisp_Int)
1042 #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol)
1043 #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol)
1044 #define MISCP(x) (XTYPE ((x)) == Lisp_Misc)
1045 #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc)
1046 #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike)
1047 #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike)
1048 #define STRINGP(x) (XTYPE ((x)) == Lisp_String)
1049 #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String)
1050 #define CONSP(x) (XTYPE ((x)) == Lisp_Cons)
1051 #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons)
1053 #ifdef LISP_FLOAT_TYPE
1054 #define FLOATP(x) (XTYPE ((x)) == Lisp_Float)
1055 #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float)
1057 #define FLOATP(x) (0)
1058 #define GC_FLOATP(x) (0)
1060 #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1061 #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1062 #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1063 #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1064 #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1065 #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1066 #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1067 #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1068 #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1069 #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1070 #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1071 #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1072 #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1073 #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1074 #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1075 #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1076 #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1077 #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1078 #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1079 #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1082 /* True if object X is a pseudovector whose code is CODE. */
1083 #define PSEUDOVECTORP(x, code) \
1085 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1086 == (PSEUDOVECTOR_FLAG | (code))))
1088 /* True if object X is a pseudovector whose code is CODE.
1089 This one works during GC. */
1090 #define GC_PSEUDOVECTORP(x, code) \
1091 (GC_VECTORLIKEP (x) \
1092 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1093 == (PSEUDOVECTOR_FLAG | (code))))
1095 /* Test for specific pseudovector types. */
1096 #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1097 #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1098 #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS)
1099 #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS)
1100 #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW)
1101 #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW)
1102 #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR)
1103 #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR)
1104 #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED)
1105 #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED)
1106 #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER)
1107 #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER)
1108 #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1109 #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1110 #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1111 #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1112 #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME)
1113 #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME)
1115 #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top))
1117 #define EQ(x, y) (XFASTINT (x) == XFASTINT (y))
1118 #define GC_EQ(x, y) (XGCTYPE (x) == XGCTYPE (y) && XPNTR (x) == XPNTR (y))
1120 #define CHECK_LIST(x, i) \
1121 do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0)
1123 #define CHECK_STRING(x, i) \
1124 do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0)
1126 #define CHECK_CONS(x, i) \
1127 do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0)
1129 #define CHECK_SYMBOL(x, i) \
1130 do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0)
1132 #define CHECK_CHAR_TABLE(x, i) \
1133 do { if (!CHAR_TABLE_P ((x))) \
1134 x = wrong_type_argument (Qchar_table_p, (x)); } while (0)
1136 #define CHECK_VECTOR(x, i) \
1137 do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0)
1139 #define CHECK_VECTOR_OR_CHAR_TABLE(x, i) \
1140 do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \
1141 x = wrong_type_argument (Qvector_or_char_table_p, (x)); \
1144 #define CHECK_BUFFER(x, i) \
1145 do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0)
1147 #define CHECK_WINDOW(x, i) \
1148 do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0)
1150 /* This macro rejects windows on the interior of the window tree as
1151 "dead", which is what we want; this is an argument-checking macro, and
1152 the user should never get access to interior windows.
1154 A window of any sort, leaf or interior, is dead iff the buffer,
1155 vchild, and hchild members are all nil. */
1157 #define CHECK_LIVE_WINDOW(x, i) \
1159 if (!WINDOWP ((x)) \
1160 || NILP (XWINDOW ((x))->buffer)) \
1161 x = wrong_type_argument (Qwindow_live_p, (x)); \
1164 #define CHECK_PROCESS(x, i) \
1165 do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0)
1167 #define CHECK_NUMBER(x, i) \
1168 do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0)
1170 #define CHECK_NATNUM(x, i) \
1171 do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0)
1173 #define CHECK_MARKER(x, i) \
1174 do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0)
1176 #define CHECK_NUMBER_COERCE_MARKER(x, i) \
1177 do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \
1178 else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0)
1180 #ifdef LISP_FLOAT_TYPE
1182 #define XFLOATINT(n) extract_float((n))
1184 #define CHECK_FLOAT(x, i) \
1185 do { if (!FLOATP (x)) \
1186 x = wrong_type_argument (Qfloatp, (x)); } while (0)
1188 #define CHECK_NUMBER_OR_FLOAT(x, i) \
1189 do { if (!FLOATP (x) && !INTEGERP (x)) \
1190 x = wrong_type_argument (Qnumberp, (x)); } while (0)
1192 #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x, i) \
1193 do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \
1194 else if (!INTEGERP (x) && !FLOATP (x)) \
1195 x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0)
1197 #else /* Not LISP_FLOAT_TYPE */
1199 #define CHECK_NUMBER_OR_FLOAT CHECK_NUMBER
1201 #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER CHECK_NUMBER_COERCE_MARKER
1203 #define XFLOATINT(n) XINT((n))
1204 #endif /* LISP_FLOAT_TYPE */
1206 #define CHECK_OVERLAY(x, i) \
1207 do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0)
1209 /* Cast pointers to this type to compare them. Some machines want int. */
1210 #ifndef PNTR_COMPARISON_TYPE
1211 #define PNTR_COMPARISON_TYPE unsigned int
1214 /* Define a built-in function for calling from Lisp.
1215 `lname' should be the name to give the function in Lisp,
1216 as a null-terminated C string.
1217 `fnname' should be the name of the function in C.
1218 By convention, it starts with F.
1219 `sname' should be the name for the C constant structure
1220 that records information on this function for internal use.
1221 By convention, it should be the same as `fnname' but with S instead of F.
1222 It's too bad that C macros can't compute this from `fnname'.
1223 `minargs' should be a number, the minimum number of arguments allowed.
1224 `maxargs' should be a number, the maximum number of arguments allowed,
1225 or else MANY or UNEVALLED.
1226 MANY means pass a vector of evaluated arguments,
1227 in the form of an integer number-of-arguments
1228 followed by the address of a vector of Lisp_Objects
1229 which contains the argument values.
1230 UNEVALLED means pass the list of unevaluated arguments
1231 `prompt' says how to read arguments for an interactive call.
1232 See the doc string for `interactive'.
1233 A null string means call interactively with no arguments.
1234 `doc' is documentation for the user. */
1236 #if !defined (__STDC__) || defined (USE_NONANSI_DEFUN)
1237 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1238 Lisp_Object fnname (); \
1239 struct Lisp_Subr sname = \
1240 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1241 fnname, minargs, maxargs, lname, prompt, 0}; \
1246 /* This version of DEFUN declares a function prototype with the right
1247 arguments, so we can catch errors with maxargs at compile-time. */
1248 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1249 Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
1250 struct Lisp_Subr sname = \
1251 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1252 fnname, minargs, maxargs, lname, prompt, 0}; \
1255 /* Note that the weird token-substitution semantics of ANSI C makes
1256 this work for MANY and UNEVALLED. */
1257 #define DEFUN_ARGS_MANY (int, Lisp_Object *)
1258 #define DEFUN_ARGS_UNEVALLED (Lisp_Object)
1259 #define DEFUN_ARGS_0 (void)
1260 #define DEFUN_ARGS_1 (Lisp_Object)
1261 #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object)
1262 #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object)
1263 #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1264 #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1266 #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1267 Lisp_Object, Lisp_Object)
1268 #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1269 Lisp_Object, Lisp_Object, Lisp_Object)
1270 #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1271 Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1274 /* Declare the prototype for a general external function. */
1275 #if defined (__STDC__) || defined (WINDOWSNT)
1276 #define P_(proto) proto
1278 #define P_(proto) ()
1282 is how we define the symbol for function `name' at start-up time. */
1283 extern void defsubr
P_ ((struct Lisp_Subr
*));
1286 #define UNEVALLED -1
1288 extern void defvar_lisp
P_ ((char *, Lisp_Object
*));
1289 extern void defvar_lisp_nopro
P_ ((char *, Lisp_Object
*));
1290 extern void defvar_bool
P_ ((char *, int *));
1291 extern void defvar_int
P_ ((char *, int *));
1292 extern void defvar_per_buffer
P_ ((char *, Lisp_Object
*, Lisp_Object
, char *));
1293 extern void defvar_kboard
P_ ((char *, int));
1295 /* Macros we use to define forwarded Lisp variables.
1296 These are used in the syms_of_FILENAME functions. */
1298 #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname)
1299 #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname)
1300 #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname)
1301 #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname)
1302 #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \
1303 defvar_per_buffer (lname, vname, type, 0)
1304 #define DEFVAR_KBOARD(lname, vname, doc) \
1305 defvar_kboard (lname, \
1306 (int)((char *)(¤t_kboard->vname) \
1307 - (char *)current_kboard))
1309 /* Structure for recording Lisp call stack for backtrace purposes. */
1311 /* The special binding stack holds the outer values of variables while
1312 they are bound by a function application or a let form, stores the
1313 code to be executed for Lisp unwind-protect forms, and stores the C
1314 functions to be called for record_unwind_protect.
1316 If func is non-zero, undoing this binding applies func to old_value;
1317 This implements record_unwind_protect.
1318 If func is zero and symbol is nil, undoing this binding evaluates
1319 the list of forms in old_value; this implements Lisp's unwind-protect
1321 Otherwise, undoing this binding stores old_value as symbol's value; this
1322 undoes the bindings made by a let form or function call. */
1325 Lisp_Object symbol
, old_value
;
1326 Lisp_Object (*func
) P_ ((Lisp_Object
));
1327 Lisp_Object unused
; /* Dividing by 16 is faster than by 12 */
1330 extern struct specbinding
*specpdl
;
1331 extern struct specbinding
*specpdl_ptr
;
1332 extern int specpdl_size
;
1334 /* Everything needed to describe an active condition case. */
1337 /* The handler clauses and variable from the condition-case form. */
1338 Lisp_Object handler
;
1340 /* Fsignal stores here the condition-case clause that applies,
1341 and Fcondition_case thus knows which clause to run. */
1342 Lisp_Object chosen_clause
;
1344 /* Used to effect the longjump out to the handler. */
1345 struct catchtag
*tag
;
1347 /* The next enclosing handler. */
1348 struct handler
*next
;
1351 extern struct handler
*handlerlist
;
1353 extern struct catchtag
*catchlist
;
1354 extern struct backtrace
*backtrace_list
;
1356 extern Lisp_Object memory_signal_data
;
1358 /* An address near the bottom of the stack.
1359 Tells GC how to save a copy of the stack. */
1360 extern char *stack_bottom
;
1362 /* Check quit-flag and quit if it is non-nil. */
1365 if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \
1366 { Vquit_flag = Qnil; Fsignal (Qquit, Qnil); }
1368 /* Nonzero if ought to quit now. */
1370 #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit))
1372 /* Variables used locally in the following case handling macros. */
1373 extern int case_temp1
;
1374 extern Lisp_Object case_temp2
;
1376 /* Current buffer's map from characters to lower-case characters. */
1378 #define DOWNCASE_TABLE current_buffer->downcase_table
1380 /* Current buffer's map from characters to upper-case characters. */
1382 #define UPCASE_TABLE current_buffer->upcase_table
1384 /* Downcase a character, or make no change if that cannot be done. */
1386 #define DOWNCASE(CH) \
1387 ((case_temp1 = (CH), \
1388 case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \
1389 NATNUMP (case_temp2)) \
1390 ? XFASTINT (case_temp2) : case_temp1)
1392 /* 1 if CH is upper case. */
1394 #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH))
1396 /* 1 if CH is neither upper nor lower case. */
1398 #define NOCASEP(CH) (UPCASE1 (CH) == (CH))
1400 /* 1 if CH is lower case. */
1402 #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH))
1404 /* Upcase a character, or make no change if that cannot be done. */
1406 #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH))
1408 /* Upcase a character known to be not upper case. */
1410 #define UPCASE1(CH) \
1411 ((case_temp1 = (CH), \
1412 case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \
1413 NATNUMP (case_temp2)) \
1414 ? XFASTINT (case_temp2) : case_temp1)
1416 extern Lisp_Object Vascii_downcase_table
;
1418 /* Number of bytes of structure consed since last GC. */
1420 extern int consing_since_gc
;
1422 /* Threshold for doing another gc. */
1424 extern int gc_cons_threshold
;
1426 /* Structure for recording stack slots that need marking. */
1428 /* This is a chain of structures, each of which points at a Lisp_Object variable
1429 whose value should be marked in garbage collection.
1430 Normally every link of the chain is an automatic variable of a function,
1431 and its `val' points to some argument or local variable of the function.
1432 On exit to the function, the chain is set back to the value it had on entry.
1433 This way, no link remains in the chain when the stack frame containing the
1436 Every function that can call Feval must protect in this fashion all
1437 Lisp_Object variables whose contents will be used again. */
1439 extern struct gcpro
*gcprolist
;
1444 Lisp_Object
*var
; /* Address of first protected variable */
1445 int nvars
; /* Number of consecutive protected variables */
1448 #define GCPRO1(varname) \
1449 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1450 gcprolist = &gcpro1; }
1452 #define GCPRO2(varname1, varname2) \
1453 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1454 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1455 gcprolist = &gcpro2; }
1457 #define GCPRO3(varname1, varname2, varname3) \
1458 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1459 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1460 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1461 gcprolist = &gcpro3; }
1463 #define GCPRO4(varname1, varname2, varname3, varname4) \
1464 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1465 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1466 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1467 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1468 gcprolist = &gcpro4; }
1470 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1471 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1472 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1473 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1474 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1475 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1476 gcprolist = &gcpro5; }
1478 /* Call staticpro (&var) to protect static variable `var'. */
1480 void staticpro
P_ ((Lisp_Object
*));
1482 #define UNGCPRO (gcprolist = gcpro1.next)
1484 /* Evaluate expr, UNGCPRO, and then return the value of expr. */
1485 #define RETURN_UNGCPRO(expr) \
1488 Lisp_Object ret_ungc_val; \
1489 ret_ungc_val = (expr); \
1491 return ret_ungc_val; \
1495 /* Declare a Lisp-callable function. The MAXARGS parameter has the same
1496 meaning as in the DEFUN macro, and is used to construct a prototype. */
1497 #if !defined (__STDC__) || defined (USE_NONANSI_DEFUN)
1498 #define EXFUN(fnname, maxargs) \
1499 extern Lisp_Object fnname ()
1501 /* We can use the same trick as in the DEFUN macro to generate the
1502 appropriate prototype. */
1503 #define EXFUN(fnname, maxargs) \
1504 extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs
1507 /* Forward declarations for prototypes. */
1511 /* Defined in data.c */
1512 extern Lisp_Object Qnil
, Qt
, Qquote
, Qlambda
, Qsubr
, Qunbound
;
1513 extern Lisp_Object Qerror_conditions
, Qerror_message
, Qtop_level
;
1514 extern Lisp_Object Qerror
, Qquit
, Qwrong_type_argument
, Qargs_out_of_range
;
1515 extern Lisp_Object Qvoid_variable
, Qvoid_function
;
1516 extern Lisp_Object Qsetting_constant
, Qinvalid_read_syntax
;
1517 extern Lisp_Object Qinvalid_function
, Qwrong_number_of_arguments
, Qno_catch
;
1518 extern Lisp_Object Qend_of_file
, Qarith_error
;
1519 extern Lisp_Object Qbeginning_of_buffer
, Qend_of_buffer
, Qbuffer_read_only
;
1520 extern Lisp_Object Qmark_inactive
;
1522 extern Lisp_Object Qrange_error
, Qdomain_error
, Qsingularity_error
;
1523 extern Lisp_Object Qoverflow_error
, Qunderflow_error
;
1525 extern Lisp_Object Qintegerp
, Qnumberp
, Qnatnump
, Qwholenump
;
1526 extern Lisp_Object Qsymbolp
, Qlistp
, Qconsp
;
1527 extern Lisp_Object Qstringp
, Qarrayp
, Qsequencep
, Qbufferp
;
1528 extern Lisp_Object Qchar_or_string_p
, Qmarkerp
, Qvectorp
;
1529 extern Lisp_Object Qinteger_or_marker_p
, Qnumber_or_marker_p
;
1530 extern Lisp_Object Qchar_table_p
, Qvector_or_char_table_p
;
1531 extern Lisp_Object Qboundp
, Qfboundp
;
1532 extern Lisp_Object Qbuffer_or_string_p
;
1533 extern Lisp_Object Qcdr
;
1535 #ifdef LISP_FLOAT_TYPE
1536 extern Lisp_Object Qfloatp
, Qinteger_or_floatp
, Qinteger_or_float_or_marker_p
;
1537 #endif /* LISP_FLOAT_TYPE */
1539 extern Lisp_Object Qframep
;
1547 EXFUN (Fintegerp
, 1);
1548 EXFUN (Fnatnump
, 1);
1549 EXFUN (Fsymbolp
, 1);
1550 EXFUN (Fvectorp
, 1);
1551 EXFUN (Fstringp
, 1);
1552 EXFUN (Fmultibyte_string_p
, 1);
1554 EXFUN (Fsequencep
, 1);
1555 EXFUN (Fbufferp
, 1);
1556 EXFUN (Fmarkerp
, 1);
1558 EXFUN (Fchar_or_string_p
, 1);
1559 EXFUN (Finteger_or_marker_p
, 1);
1560 #ifdef LISP_FLOAT_TYPE
1562 EXFUN (Finteger_or_floatp
, 1);
1563 EXFUN (Finteger_or_float_or_marker_p
, 1);
1564 #endif /* LISP_FLOAT_TYPE */
1567 EXFUN (Fcar_safe
, 1);
1569 EXFUN (Fcdr_safe
, 1);
1573 EXFUN (Ffboundp
, 1);
1574 EXFUN (Fmakunbound
, 1);
1575 EXFUN (Ffmakunbound
, 1);
1576 EXFUN (Fsymbol_function
, 1);
1577 EXFUN (Fsymbol_plist
, 1);
1578 EXFUN (Fsymbol_name
, 1);
1579 extern Lisp_Object indirect_function
P_ ((Lisp_Object
));
1580 EXFUN (Findirect_function
, 1);
1582 EXFUN (Fsetplist
, 2);
1583 EXFUN (Fsymbol_value
, 1);
1584 extern Lisp_Object find_symbol_value
P_ ((Lisp_Object
));
1586 EXFUN (Fdefault_value
, 1);
1587 EXFUN (Fset_default
, 2);
1588 EXFUN (Fdefault_boundp
, 1);
1589 EXFUN (Fmake_local_variable
, 1);
1590 EXFUN (Flocal_variable_p
, 2);
1591 EXFUN (Flocal_variable_if_set_p
, 2);
1596 EXFUN (Fstring_to_number
, 2);
1597 EXFUN (Fnumber_to_string
, 1);
1598 EXFUN (Feqlsign
, 2);
1605 EXFUN (Fplus
, MANY
);
1606 EXFUN (Fminus
, MANY
);
1607 EXFUN (Ftimes
, MANY
);
1612 EXFUN (Flogand
, MANY
);
1613 EXFUN (Flogior
, MANY
);
1614 EXFUN (Flogxor
, MANY
);
1622 extern Lisp_Object long_to_cons
P_ ((unsigned long));
1623 extern unsigned long cons_to_long
P_ ((Lisp_Object
));
1624 extern void args_out_of_range
P_ ((Lisp_Object
, Lisp_Object
));
1625 extern void args_out_of_range_3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
1626 extern Lisp_Object wrong_type_argument
P_ ((Lisp_Object
, Lisp_Object
));
1627 extern void store_symval_forwarding
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
1628 extern Lisp_Object do_symval_forwarding
P_ ((Lisp_Object
));
1629 extern Lisp_Object set_internal
P_ ((Lisp_Object
, Lisp_Object
, int));
1630 extern void syms_of_data
P_ ((void));
1631 extern void init_data
P_ ((void));
1633 /* Defined in cmds.c */
1634 EXFUN (Fend_of_line
, 1);
1635 EXFUN (Fforward_char
, 1);
1636 EXFUN (Fforward_line
, 1);
1637 extern int forward_point
P_ ((int));
1638 extern int internal_self_insert
P_ ((int, int));
1639 extern void syms_of_cmds
P_ ((void));
1640 extern void keys_of_cmds
P_ ((void));
1642 /* Defined in coding.c */
1643 EXFUN (Fcoding_system_p
, 1);
1644 EXFUN (Fcheck_coding_system
, 1);
1645 EXFUN (Fread_coding_system
, 2);
1646 EXFUN (Fread_non_nil_coding_system
, 1);
1647 EXFUN (Ffind_operation_coding_system
, MANY
);
1648 EXFUN (Fencode_coding_string
, 3);
1649 EXFUN (Fdecode_coding_string
, 3);
1650 extern Lisp_Object detect_coding_system
P_ ((unsigned char *, int, int));
1651 extern void init_coding_once
P_ ((void));
1652 extern void syms_of_coding
P_ ((void));
1654 /* Defined in charset.c */
1655 extern int nonascii_insert_offset
;
1656 extern Lisp_Object Vnonascii_translate_table
;
1657 EXFUN (Fchar_bytes
, 1);
1658 EXFUN (Fchar_width
, 1);
1659 extern int chars_in_text
P_ ((unsigned char *, int));
1660 extern int multibyte_chars_in_text
P_ ((unsigned char *, int));
1661 extern int unibyte_char_to_multibyte
P_ ((int));
1662 extern Lisp_Object Qcharset
;
1663 extern void init_charset_once
P_ ((void));
1664 extern void syms_of_charset
P_ ((void));
1666 /* Defined in syntax.c */
1667 EXFUN (Fforward_word
, 1);
1668 EXFUN (Fskip_chars_forward
, 2);
1669 EXFUN (Fskip_chars_backward
, 2);
1670 EXFUN (Fsyntax_table_p
, 1);
1671 EXFUN (Fsyntax_table
, 0);
1672 EXFUN (Fset_syntax_table
, 1);
1673 extern void init_syntax_once
P_ ((void));
1674 extern void syms_of_syntax
P_ ((void));
1676 /* Defined in fns.c */
1677 extern Lisp_Object Qstring_lessp
;
1678 extern Lisp_Object Vfeatures
;
1679 EXFUN (Fidentity
, 1);
1682 EXFUN (Fsafe_length
, 1);
1683 EXFUN (Fappend
, MANY
);
1684 EXFUN (Fconcat
, MANY
);
1685 EXFUN (Fvconcat
, MANY
);
1686 EXFUN (Fcopy_sequence
, 1);
1687 EXFUN (Fstring_make_multibyte
, 1);
1688 EXFUN (Fstring_make_unibyte
, 1);
1689 EXFUN (Fstring_as_multibyte
, 1);
1690 EXFUN (Fstring_as_unibyte
, 1);
1691 EXFUN (Fsubstring
, 3);
1692 extern Lisp_Object substring_both
P_ ((Lisp_Object
, int, int, int, int));
1703 EXFUN (Freverse
, 1);
1704 EXFUN (Fnreverse
, 1);
1708 EXFUN (Ffillarray
, 2);
1709 EXFUN (Fnconc
, MANY
);
1711 EXFUN (Fmapconcat
, 3);
1712 EXFUN (Fy_or_n_p
, 1);
1713 extern Lisp_Object do_yes_or_no_p
P_ ((Lisp_Object
));
1714 EXFUN (Ffeaturep
, 1);
1715 EXFUN (Frequire
, 2);
1716 EXFUN (Fprovide
, 1);
1717 extern Lisp_Object concat2
P_ ((Lisp_Object
, Lisp_Object
));
1718 extern Lisp_Object concat3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
1719 extern Lisp_Object nconc2
P_ ((Lisp_Object
, Lisp_Object
));
1720 extern Lisp_Object assq_no_quit
P_ ((Lisp_Object
, Lisp_Object
));
1721 extern int string_char_to_byte
P_ ((Lisp_Object
, int));
1722 extern int string_byte_to_char
P_ ((Lisp_Object
, int));
1723 extern Lisp_Object string_make_multibyte
P_ ((Lisp_Object
));
1724 extern Lisp_Object string_make_unibyte
P_ ((Lisp_Object
));
1725 EXFUN (Fcopy_alist
, 1);
1726 EXFUN (Fplist_get
, 2);
1727 EXFUN (Fset_char_table_parent
, 2);
1728 EXFUN (Fchar_table_extra_slot
, 2);
1729 EXFUN (Fset_char_table_extra_slot
, 3);
1731 EXFUN (Fstring_equal
, 2);
1732 EXFUN (Fcompare_strings
, 7);
1733 EXFUN (Fstring_lessp
, 2);
1734 extern int char_table_translate
P_ ((Lisp_Object
, int));
1735 extern void map_char_table
P_ ((void (*) (Lisp_Object
, Lisp_Object
, Lisp_Object
),
1736 Lisp_Object
, Lisp_Object
, Lisp_Object
, int,
1738 extern void syms_of_fns
P_ ((void));
1740 /* Defined in floatfns.c */
1741 #ifdef LISP_FLOAT_TYPE
1742 extern double extract_float
P_ ((Lisp_Object
));
1744 #endif /* LISP_FLOAT_TYPE */
1745 EXFUN (Ftruncate
, 2);
1746 extern void init_floatfns
P_ ((void));
1747 extern void syms_of_floatfns
P_ ((void));
1749 /* Defined in insdel.c */
1750 extern void move_gap
P_ ((int));
1751 extern void move_gap_both
P_ ((int, int));
1752 extern void make_gap
P_ ((int));
1753 extern int copy_text
P_ ((unsigned char *, unsigned char *, int, int, int));
1754 extern int count_size_as_multibyte
P_ ((unsigned char *, int));
1755 extern int count_combining_before
P_ ((unsigned char *, int, int, int));
1756 extern int count_combining_after
P_ ((unsigned char *, int, int, int));
1757 extern void insert
P_ ((unsigned char *, int));
1758 extern void insert_and_inherit
P_ ((unsigned char *, int));
1759 extern void insert_1
P_ ((unsigned char *, int, int, int, int));
1760 extern void insert_1_both
P_ ((unsigned char *, int, int, int, int, int));
1761 extern void insert_from_string
P_ ((Lisp_Object
, int, int, int, int, int));
1762 extern void insert_from_buffer
P_ ((struct buffer
*, int, int, int));
1763 extern void insert_char
P_ ((int));
1764 extern void insert_string
P_ ((char *));
1765 extern void insert_before_markers
P_ ((unsigned char *, int));
1766 extern void insert_before_markers_and_inherit
P_ ((unsigned char *, int));
1767 extern void insert_from_string_before_markers
P_ ((Lisp_Object
, int, int, int, int, int));
1768 extern void del_range
P_ ((int, int));
1769 extern void del_range_1
P_ ((int, int, int));
1770 extern void del_range_byte
P_ ((int, int, int));
1771 extern void del_range_both
P_ ((int, int, int, int, int));
1772 extern void del_range_2
P_ ((int, int, int, int));
1773 extern void modify_region
P_ ((struct buffer
*, int, int));
1774 extern void prepare_to_modify_buffer
P_ ((int, int, int *));
1775 extern void signal_before_change
P_ ((int, int, int *));
1776 extern void signal_after_change
P_ ((int, int, int));
1777 extern void adjust_after_replace
P_ ((int, int, Lisp_Object
, int, int));
1778 extern void adjust_after_insert
P_ ((int, int, int, int, int));
1779 extern void replace_range
P_ ((int, int, Lisp_Object
, int, int, int));
1780 extern void syms_of_insdel
P_ ((void));
1782 /* Defined in dispnew.c */
1784 EXFUN (Fredraw_display
, 0);
1785 EXFUN (Fsleep_for
, 2);
1786 EXFUN (Fsit_for
, 3);
1787 extern Lisp_Object sit_for
P_ ((int, int, int, int, int));
1788 extern void quit_error_check
P_ ((void));
1789 extern void init_display
P_ ((void));
1790 extern void syms_of_display
P_ ((void));
1792 /* Defined in xdisp.c */
1793 extern Lisp_Object Vmessage_log_max
;
1794 extern int message_enable_multibyte
;
1795 extern void message
P_ ((/* char *, ... */));
1796 extern void message_nolog
P_ ((/* char *, ... */));
1797 extern void message1
P_ ((char *));
1798 extern void message1_nolog
P_ ((char *));
1799 extern void message2
P_ ((char *, int, int));
1800 extern void message2_nolog
P_ ((char *, int, int));
1801 extern void message_dolog
P_ ((char *, int, int, int));
1802 extern void message_with_string
P_ ((char *, Lisp_Object
, int));
1803 extern void message_log_maybe_newline
P_ ((void));
1804 extern void update_echo_area
P_ ((void));
1805 extern void truncate_echo_area
P_ ((int));
1806 extern void redisplay
P_ ((void));
1807 extern void redisplay_preserve_echo_area
P_ ((void));
1808 extern void mark_window_display_accurate
P_ ((Lisp_Object
, int));
1809 extern int invisible_p
P_ ((Lisp_Object
, Lisp_Object
));
1810 extern void prepare_menu_bars
P_ ((void));
1811 extern void syms_of_xdisp
P_ ((void));
1812 extern void init_xdisp
P_ ((void));
1814 /* Defined in alloc.c */
1815 extern void malloc_warning
P_ ((char *));
1816 extern void memory_full
P_ ((void));
1817 extern void buffer_memory_full
P_ ((void));
1818 extern Lisp_Object Vpurify_flag
;
1824 EXFUN (Flist
, MANY
);
1825 EXFUN (Fmake_list
, 2);
1826 extern Lisp_Object allocate_misc
P_ ((void));
1827 EXFUN (Fmake_vector
, 2);
1828 EXFUN (Fvector
, MANY
);
1829 EXFUN (Fmake_symbol
, 1);
1830 EXFUN (Fmake_marker
, 0);
1831 EXFUN (Fmake_string
, 2);
1832 extern Lisp_Object build_string
P_ ((char *));
1833 extern Lisp_Object make_string
P_ ((char *, int));
1834 extern Lisp_Object make_unibyte_string
P_ ((char *, int));
1835 extern Lisp_Object make_multibyte_string
P_ ((char *, int, int));
1836 extern Lisp_Object make_event_array
P_ ((int, Lisp_Object
*));
1837 extern Lisp_Object make_uninit_string
P_ ((int));
1838 extern Lisp_Object make_uninit_multibyte_string
P_ ((int, int));
1839 extern Lisp_Object make_string_from_bytes
P_ ((char *, int, int));
1840 extern Lisp_Object make_specified_string
P_ ((char *, int, int, int));
1841 EXFUN (Fpurecopy
, 1);
1842 extern Lisp_Object make_pure_string
P_ ((char *, int, int, int));
1843 extern Lisp_Object pure_cons
P_ ((Lisp_Object
, Lisp_Object
));
1844 extern Lisp_Object make_pure_vector
P_ ((EMACS_INT
));
1845 EXFUN (Fgarbage_collect
, 0);
1846 EXFUN (Fmake_byte_code
, MANY
);
1847 EXFUN (Fmake_bool_vector
, 2);
1848 EXFUN (Fmake_char_table
, 2);
1849 extern Lisp_Object make_sub_char_table
P_ ((Lisp_Object
));
1850 extern Lisp_Object Qchar_table_extra_slots
;
1851 extern struct Lisp_Vector
*allocate_vectorlike
P_ ((EMACS_INT
));
1852 extern int gc_in_progress
;
1853 #ifdef LISP_FLOAT_TYPE
1854 extern Lisp_Object make_float
P_ ((double));
1855 #endif /* LISP_FLOAT_TYPE */
1856 extern void display_malloc_warning
P_ ((void));
1857 extern int inhibit_garbage_collection
P_ ((void));
1858 extern void free_marker
P_ ((Lisp_Object
));
1859 extern void free_cons
P_ ((struct Lisp_Cons
*));
1860 extern void init_alloc_once
P_ ((void));
1861 extern void init_alloc
P_ ((void));
1862 extern void syms_of_alloc
P_ ((void));
1864 /* Defined in print.c */
1865 extern Lisp_Object Vprin1_to_string_buffer
;
1867 EXFUN (Fprin1_to_string
, 2);
1871 EXFUN (Ferror_message_string
, 1);
1872 extern Lisp_Object Vstandard_output
, Qstandard_output
;
1873 extern Lisp_Object Qexternal_debugging_output
;
1874 extern void temp_output_buffer_setup
P_ ((char *));
1875 extern int print_level
, print_escape_newlines
;
1876 extern Lisp_Object Qprint_escape_newlines
;
1877 extern void write_string
P_ ((char *, int));
1878 extern void write_string_1
P_ ((char *, int, Lisp_Object
));
1879 extern void print_error_message
P_ ((Lisp_Object
, Lisp_Object
));
1880 extern Lisp_Object internal_with_output_to_temp_buffer
1881 P_ ((char *, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
1882 extern void float_to_string
P_ ((unsigned char *, double));
1883 extern void syms_of_print
P_ ((void));
1885 /* Defined in doprnt.c */
1886 extern int doprnt
P_ ((char *, int, char *, char *, int, char **));
1887 extern int doprnt_lisp
P_ ((char *, int, char *, char *, int, char **));
1889 /* Defined in lread.c */
1890 extern Lisp_Object Qvariable_documentation
, Qstandard_input
;
1891 extern Lisp_Object Vobarray
, initial_obarray
, Vstandard_input
;
1893 EXFUN (Fread_from_string
, 3);
1895 EXFUN (Fintern_soft
, 2);
1897 EXFUN (Fget_file_char
, 0);
1898 EXFUN (Fread_char
, 0);
1899 extern Lisp_Object read_filtered_event
P_ ((int, int, int));
1900 EXFUN (Feval_region
, 3);
1901 extern Lisp_Object intern
P_ ((char *));
1902 extern Lisp_Object make_symbol
P_ ((char *));
1903 extern Lisp_Object oblookup
P_ ((Lisp_Object
, char *, int, int));
1904 #define LOADHIST_ATTACH(x) \
1905 if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list)
1906 extern Lisp_Object Vcurrent_load_list
;
1907 extern Lisp_Object Vload_history
;
1908 extern int openp
P_ ((Lisp_Object
, Lisp_Object
, char *, Lisp_Object
*, int));
1909 extern int isfloat_string
P_ ((char *));
1910 extern void map_obarray
P_ ((Lisp_Object
, void (*) (Lisp_Object
, Lisp_Object
),
1912 extern void dir_warning
P_ ((char *, Lisp_Object
));
1913 extern void close_load_descs
P_ ((void));
1914 extern void init_obarray
P_ ((void));
1915 extern void init_lread
P_ ((void));
1916 extern void syms_of_lread
P_ ((void));
1918 /* Defined in eval.c */
1919 extern Lisp_Object Qautoload
, Qexit
, Qinteractive
, Qcommandp
, Qdefun
, Qmacro
;
1920 extern Lisp_Object Vinhibit_quit
, Qinhibit_quit
, Vquit_flag
;
1921 extern Lisp_Object Vmocklisp_arguments
, Qmocklisp
, Qmocklisp_arguments
;
1922 extern Lisp_Object Vautoload_queue
;
1923 extern Lisp_Object Vdebug_on_error
;
1924 /* To run a normal hook, use the appropriate function from the list below.
1925 The calling convention:
1927 if (!NILP (Vrun_hooks))
1928 call1 (Vrun_hooks, Qmy_funny_hook);
1930 should no longer be used. */
1931 extern Lisp_Object Vrun_hooks
;
1932 EXFUN (Frun_hooks
, MANY
);
1933 EXFUN (Frun_hook_with_args
, MANY
);
1934 EXFUN (Frun_hook_with_args_until_success
, MANY
);
1935 EXFUN (Frun_hook_with_args_until_failure
, MANY
);
1936 extern Lisp_Object run_hook_list_with_args
P_ ((Lisp_Object
, int, Lisp_Object
*));
1937 extern void run_hook_with_args_2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
1938 EXFUN (Fand
, UNEVALLED
);
1939 EXFUN (For
, UNEVALLED
);
1940 EXFUN (Fif
, UNEVALLED
);
1941 EXFUN (Fprogn
, UNEVALLED
);
1942 EXFUN (Fprog1
, UNEVALLED
);
1943 EXFUN (Fprog2
, UNEVALLED
);
1944 EXFUN (Fsetq
, UNEVALLED
);
1945 EXFUN (Fquote
, UNEVALLED
);
1946 EXFUN (Fuser_variable_p
, 1);
1947 EXFUN (Finteractive_p
, 0);
1948 EXFUN (Fdefun
, UNEVALLED
);
1949 EXFUN (Flet
, UNEVALLED
);
1950 EXFUN (FletX
, UNEVALLED
);
1951 EXFUN (Fwhile
, UNEVALLED
);
1952 EXFUN (Fcatch
, UNEVALLED
);
1954 EXFUN (Funwind_protect
, UNEVALLED
);
1955 EXFUN (Fcondition_case
, UNEVALLED
);
1957 EXFUN (Fautoload
, 5);
1958 EXFUN (Fcommandp
, 1);
1960 EXFUN (Fapply
, MANY
);
1961 EXFUN (Ffuncall
, MANY
);
1962 EXFUN (Fbacktrace
, 0);
1963 extern Lisp_Object apply1
P_ ((Lisp_Object
, Lisp_Object
));
1964 extern Lisp_Object call0
P_ ((Lisp_Object
));
1965 extern Lisp_Object call1
P_ ((Lisp_Object
, Lisp_Object
));
1966 extern Lisp_Object call2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
1967 extern Lisp_Object call3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
1968 extern Lisp_Object call4
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
1969 extern Lisp_Object call5
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
1970 extern Lisp_Object call6
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
1971 EXFUN (Fdo_auto_save
, 2);
1972 extern Lisp_Object apply_lambda
P_ ((Lisp_Object
, Lisp_Object
, int));
1973 extern Lisp_Object internal_catch
P_ ((Lisp_Object
, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
1974 extern Lisp_Object internal_condition_case
P_ ((Lisp_Object (*) (void), Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
1975 extern Lisp_Object internal_condition_case_1
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
1976 extern void specbind
P_ ((Lisp_Object
, Lisp_Object
));
1977 extern void record_unwind_protect
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
1978 extern Lisp_Object unbind_to
P_ ((int, Lisp_Object
));
1979 extern void error
P_ ((/* char *, ... */));
1980 extern void do_autoload
P_ ((Lisp_Object
, Lisp_Object
));
1981 extern Lisp_Object un_autoload
P_ ((Lisp_Object
));
1982 EXFUN (Ffetch_bytecode
, 1);
1983 extern void init_eval_once
P_ ((void));
1984 extern void init_eval
P_ ((void));
1985 extern void syms_of_eval
P_ ((void));
1987 /* Defined in editfns.c */
1988 EXFUN (Fgoto_char
, 1);
1989 EXFUN (Fpoint_min_marker
, 0);
1990 EXFUN (Fpoint_max_marker
, 0);
1991 EXFUN (Fpoint_min
, 0);
1992 EXFUN (Fpoint_max
, 0);
1994 EXFUN (Fpoint_marker
, 0);
1995 EXFUN (Fmark_marker
, 0);
1996 EXFUN (Fline_beginning_position
, 1);
1997 EXFUN (Fline_end_position
, 1);
1998 EXFUN (Ffollowing_char
, 0);
1999 EXFUN (Fprevious_char
, 0);
2000 EXFUN (Fchar_after
, 1);
2001 EXFUN (Finsert
, MANY
);
2002 EXFUN (Finsert_and_inherit
, MANY
);
2003 EXFUN (Finsert_before_markers
, MANY
);
2004 EXFUN (Finsert_buffer_substring
, 3);
2005 EXFUN (Finsert_char
, 3);
2006 extern void insert1
P_ ((Lisp_Object
));
2011 EXFUN (Fformat
, MANY
);
2012 extern Lisp_Object format1
P_ ((/* char *, ... */));
2013 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2014 EXFUN (Fbuffer_substring
, 2);
2015 EXFUN (Fbuffer_string
, 0);
2016 extern Lisp_Object save_excursion_save
P_ ((void));
2017 extern Lisp_Object save_restriction_save
P_ ((void));
2018 extern Lisp_Object save_excursion_restore
P_ ((Lisp_Object
));
2019 extern Lisp_Object save_restriction_restore
P_ ((Lisp_Object
));
2020 EXFUN (Fchar_to_string
, 1);
2021 EXFUN (Fdelete_region
, 2);
2022 EXFUN (Fnarrow_to_region
, 2);
2024 EXFUN (Fuser_login_name
, 1);
2025 EXFUN (Fsystem_name
, 0);
2026 extern int clip_to_bounds
P_ ((int, int, int));
2027 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2028 extern Lisp_Object make_buffer_string_both
P_ ((int, int, int, int, int));
2029 extern void init_editfns
P_ ((void));
2030 extern void syms_of_editfns
P_ ((void));
2032 /* defined in buffer.c */
2033 extern void nsberror
P_ ((Lisp_Object
));
2034 EXFUN (Foverlay_start
, 1);
2035 EXFUN (Foverlay_end
, 1);
2036 extern void adjust_overlays_for_insert
P_ ((int, int));
2037 extern void adjust_overlays_for_delete
P_ ((int, int));
2038 extern void fix_overlays_in_range
P_ ((int, int));
2039 extern void report_overlay_modification
P_ ((Lisp_Object
, Lisp_Object
, int,
2040 Lisp_Object
, Lisp_Object
, Lisp_Object
));
2041 extern int overlay_touches_p
P_ ((int));
2042 extern Lisp_Object Vbuffer_alist
, Vinhibit_read_only
;
2043 EXFUN (Fget_buffer
, 1);
2044 EXFUN (Fget_buffer_create
, 1);
2045 EXFUN (Fset_buffer
, 1);
2046 EXFUN (set_buffer_if_live
, 1);
2047 EXFUN (Fbarf_if_buffer_read_only
, 0);
2048 EXFUN (Fcurrent_buffer
, 0);
2049 EXFUN (Fswitch_to_buffer
, 2);
2050 EXFUN (Fpop_to_buffer
, 3);
2051 EXFUN (Fother_buffer
, 2);
2052 EXFUN (Foverlay_get
, 2);
2053 EXFUN (Fbuffer_modified_p
, 1);
2054 EXFUN (Fset_buffer_modified_p
, 1);
2055 EXFUN (Fkill_buffer
, 1);
2056 EXFUN (Fkill_all_local_variables
, 0);
2057 EXFUN (Fbuffer_disable_undo
, 1);
2058 EXFUN (Fbuffer_enable_undo
, 1);
2059 EXFUN (Ferase_buffer
, 0);
2060 extern Lisp_Object Qoverlayp
;
2061 extern Lisp_Object get_truename_buffer
P_ ((Lisp_Object
));
2062 extern struct buffer
*all_buffers
;
2063 EXFUN (Fprevious_overlay_change
, 1);
2064 extern void init_buffer_once
P_ ((void));
2065 extern void init_buffer
P_ ((void));
2066 extern void syms_of_buffer
P_ ((void));
2067 extern void keys_of_buffer
P_ ((void));
2069 /* defined in marker.c */
2071 EXFUN (Fmarker_position
, 1);
2072 EXFUN (Fmarker_buffer
, 1);
2073 EXFUN (Fcopy_marker
, 2);
2074 EXFUN (Fset_marker
, 3);
2075 extern int marker_position
P_ ((Lisp_Object
));
2076 extern int marker_byte_position
P_ ((Lisp_Object
));
2077 extern void clear_charpos_cache
P_ ((struct buffer
*));
2078 extern int charpos_to_bytepos
P_ ((int));
2079 extern int buf_charpos_to_bytepos
P_ ((struct buffer
*, int));
2080 extern int buf_bytepos_to_charpos
P_ ((struct buffer
*, int));
2081 extern void unchain_marker
P_ ((Lisp_Object
));
2082 extern Lisp_Object set_marker_restricted
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2083 extern Lisp_Object set_marker_both
P_ ((Lisp_Object
, Lisp_Object
, int, int));
2084 extern Lisp_Object set_marker_restricted_both
P_ ((Lisp_Object
, Lisp_Object
,
2086 extern void syms_of_marker
P_ ((void));
2088 /* Defined in fileio.c */
2090 extern Lisp_Object Qfile_error
;
2091 EXFUN (Ffind_file_name_handler
, 2);
2092 EXFUN (Ffile_name_as_directory
, 1);
2093 EXFUN (Fexpand_file_name
, 2);
2094 EXFUN (Ffile_name_nondirectory
, 1);
2095 EXFUN (Fsubstitute_in_file_name
, 1);
2096 EXFUN (Ffile_symlink_p
, 1);
2097 EXFUN (Fverify_visited_file_modtime
, 1);
2098 EXFUN (Ffile_exists_p
, 1);
2099 EXFUN (Ffile_name_absolute_p
, 1);
2100 EXFUN (Fdirectory_file_name
, 1);
2101 EXFUN (Ffile_name_directory
, 1);
2102 extern Lisp_Object expand_and_dir_to_file
P_ ((Lisp_Object
, Lisp_Object
));
2103 EXFUN (Ffile_accessible_directory_p
, 1);
2104 EXFUN (Funhandled_file_name_directory
, 1);
2105 EXFUN (Ffile_directory_p
, 1);
2106 EXFUN (Fwrite_region
, 7);
2107 EXFUN (Ffile_readable_p
, 1);
2108 EXFUN (Ffile_executable_p
, 1);
2109 EXFUN (Fread_file_name
, 5);
2110 extern void report_file_error
P_ ((char *, Lisp_Object
));
2111 extern int internal_delete_file
P_ ((Lisp_Object
));
2112 extern void syms_of_fileio
P_ ((void));
2114 /* Defined in abbrev.c */
2116 extern Lisp_Object Vfundamental_mode_abbrev_table
;
2117 extern void syms_of_abbrev
P_ ((void));
2119 /* defined in search.c */
2120 EXFUN (Fstring_match
, 3);
2121 extern void restore_match_data
P_ ((void));
2122 EXFUN (Fmatch_data
, 2);
2123 EXFUN (Fset_match_data
, 1);
2124 EXFUN (Fmatch_beginning
, 1);
2125 EXFUN (Fmatch_end
, 1);
2126 extern int fast_string_match
P_ ((Lisp_Object
, Lisp_Object
));
2127 extern int fast_c_string_match_ignore_case
P_ ((Lisp_Object
, char *));
2128 extern int scan_buffer
P_ ((int, int, int, int, int *, int));
2129 extern int scan_newline
P_ ((int, int, int, int, int, int));
2130 extern int find_next_newline
P_ ((int, int));
2131 extern int find_next_newline_no_quit
P_ ((int, int));
2132 extern int find_before_next_newline
P_ ((int, int, int));
2133 extern void syms_of_search
P_ ((void));
2135 /* defined in minibuf.c */
2137 extern Lisp_Object last_minibuf_string
;
2138 extern void choose_minibuf_frame
P_ ((void));
2139 extern int scmp
P_ ((unsigned char *, unsigned char *, int));
2140 EXFUN (Fcompleting_read
, 8);
2141 EXFUN (Fread_from_minibuffer
, 7);
2142 EXFUN (Fread_variable
, 2);
2143 EXFUN (Fread_buffer
, 3);
2144 EXFUN (Fread_minibuffer
, 2);
2145 EXFUN (Feval_minibuffer
, 2);
2146 EXFUN (Fread_string
, 5);
2147 EXFUN (Fread_no_blanks_input
, 3);
2148 extern Lisp_Object get_minibuffer
P_ ((int));
2149 extern void temp_echo_area_glyphs
P_ ((char *));
2150 extern void init_minibuf_once
P_ ((void));
2151 extern void syms_of_minibuf
P_ ((void));
2152 extern void keys_of_minibuf
P_ ((void));
2154 /* Defined in callint.c */
2156 extern Lisp_Object Qminus
, Qplus
, Vcurrent_prefix_arg
;
2157 extern Lisp_Object Vcommand_history
;
2158 extern Lisp_Object Qcall_interactively
, Qmouse_leave_buffer_hook
;
2159 EXFUN (Fcall_interactively
, 3);
2160 EXFUN (Fprefix_numeric_value
, 1);
2161 extern void syms_of_callint
P_ ((void));
2163 /* defined in casefiddle.c */
2165 EXFUN (Fdowncase
, 1);
2167 EXFUN (Fcapitalize
, 1);
2168 EXFUN (Fupcase_region
, 2);
2169 EXFUN (Fupcase_initials
, 1);
2170 EXFUN (Fupcase_initials_region
, 2);
2171 extern void syms_of_casefiddle
P_ ((void));
2172 extern void keys_of_casefiddle
P_ ((void));
2174 /* defined in casetab.c */
2176 EXFUN (Fset_case_table
, 1);
2177 EXFUN (Fset_standard_case_table
, 1);
2178 extern void init_casetab_once
P_ ((void));
2179 extern void syms_of_casetab
P_ ((void));
2181 /* defined in keyboard.c */
2183 extern Lisp_Object Qdisabled
;
2184 extern Lisp_Object Vtty_erase_char
, Vhelp_form
, Vtop_level
;
2185 EXFUN (Fdiscard_input
, 0);
2186 EXFUN (Frecursive_edit
, 0);
2187 EXFUN (Fcommand_execute
, 4);
2188 EXFUN (Finput_pending_p
, 0);
2189 extern Lisp_Object menu_bar_items
P_ ((Lisp_Object
));
2190 extern Lisp_Object Qvertical_scroll_bar
;
2191 extern void discard_mouse_events ();
2192 EXFUN (Fevent_convert_list
, 1);
2193 EXFUN (Fread_key_sequence
, 4);
2194 EXFUN (Fset_input_mode
, 4);
2195 extern int detect_input_pending
P_ ((void));
2196 extern int detect_input_pending_run_timers
P_ ((int));
2197 extern void safe_run_hooks
P_ ((Lisp_Object
));
2198 extern void cmd_error_internal
P_ ((Lisp_Object
, char *));
2199 extern Lisp_Object command_loop_1
P_ ((void));
2200 extern Lisp_Object recursive_edit_1
P_ ((void));
2201 extern void record_auto_save
P_ ((void));
2202 extern void init_keyboard
P_ ((void));
2203 extern void syms_of_keyboard
P_ ((void));
2204 extern void keys_of_keyboard
P_ ((void));
2206 /* defined in keymap.c */
2208 extern Lisp_Object Qkeymap
, Qmenu_bar
;
2209 extern Lisp_Object current_global_map
;
2210 EXFUN (Fmake_sparse_keymap
, 1);
2211 EXFUN (Fcopy_keymap
, 1);
2212 EXFUN (Fdefine_key
, 3);
2213 EXFUN (Flookup_key
, 3);
2214 EXFUN (Fkey_binding
, 2);
2215 EXFUN (Fkey_description
, 1);
2216 EXFUN (Fsingle_key_description
, 1);
2217 EXFUN (Fwhere_is_internal
, 4);
2218 extern Lisp_Object access_keymap
P_ ((Lisp_Object
, Lisp_Object
, int, int));
2219 extern Lisp_Object store_in_keymap
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2220 extern Lisp_Object get_keyelt
P_ ((Lisp_Object
, int));
2221 extern Lisp_Object get_keymap
P_ ((Lisp_Object
));
2222 extern Lisp_Object get_keymap_1
P_ ((Lisp_Object
, int, int));
2223 extern void describe_vector
P_ ((Lisp_Object
, Lisp_Object
,
2224 void (*) (Lisp_Object
), int,
2225 Lisp_Object
, Lisp_Object
, int *, int));
2226 extern void describe_map_tree
P_ ((Lisp_Object
, int, Lisp_Object
, Lisp_Object
,
2227 char *, int, int, int));
2228 extern int current_minor_maps
P_ ((Lisp_Object
**, Lisp_Object
**));
2229 extern void initial_define_key
P_ ((Lisp_Object
, int, char *));
2230 extern void initial_define_lispy_key
P_ ((Lisp_Object
, char *, char *));
2231 extern void fix_submap_inheritance
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2232 extern void syms_of_keymap
P_ ((void));
2233 extern void keys_of_keymap
P_ ((void));
2235 /* defined in indent.c */
2236 EXFUN (Fvertical_motion
, 2);
2237 EXFUN (Findent_to
, 2);
2238 EXFUN (Fcurrent_column
, 0);
2239 EXFUN (Fmove_to_column
, 2);
2240 extern int current_column
P_ ((void));
2241 extern void invalidate_current_column
P_ ((void));
2242 extern int indented_beyond_p
P_ ((int, int, int));
2243 extern void syms_of_indent
P_ ((void));
2245 /* defined in window.c */
2246 extern Lisp_Object Qwindowp
, Qwindow_live_p
;
2247 EXFUN (Fselected_window
, 0);
2248 EXFUN (Fnext_window
, 3);
2249 EXFUN (Fdelete_window
, 1);
2250 EXFUN (Fselect_window
, 1);
2251 EXFUN (Fset_window_buffer
, 2);
2252 EXFUN (Fget_buffer_window
, 2);
2253 EXFUN (Fsave_window_excursion
, UNEVALLED
);
2254 EXFUN (Fsplit_window
, 3);
2255 EXFUN (Fset_window_configuration
, 1);
2256 EXFUN (Fcurrent_window_configuration
, 1);
2257 extern int compare_window_configurations
P_ ((Lisp_Object
, Lisp_Object
, int));
2258 EXFUN (Fcoordinates_in_window_p
, 2);
2259 EXFUN (Fwindow_at
, 3);
2260 EXFUN (Fpos_visible_in_window_p
, 2);
2261 extern int window_internal_height
P_ ((struct window
*));
2262 extern int window_internal_width
P_ ((struct window
*));
2263 EXFUN (Frecenter
, 1);
2264 EXFUN (Fscroll_other_window
, 1);
2265 EXFUN (Fset_window_start
, 3);
2266 extern void temp_output_buffer_show
P_ ((Lisp_Object
));
2267 extern void replace_buffer_in_all_windows
P_ ((Lisp_Object
));
2268 extern void init_window_once
P_ ((void));
2269 extern void syms_of_window
P_ ((void));
2270 extern void keys_of_window
P_ ((void));
2272 /* defined in frame.c */
2273 extern Lisp_Object Qvisible
;
2274 extern void store_frame_param
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
2275 extern void store_in_alist
P_ ((Lisp_Object
*, Lisp_Object
, Lisp_Object
));
2276 extern Lisp_Object do_switch_frame
P_ ((Lisp_Object
, Lisp_Object
, int));
2277 extern Lisp_Object get_frame_param
P_ ((struct frame
*, Lisp_Object
));
2278 extern Lisp_Object frame_buffer_predicate
P_ ((void));
2280 EXFUN (Fselect_frame
, 2);
2281 EXFUN (Fselected_frame
, 0);
2282 EXFUN (Fwindow_frame
, 1);
2283 EXFUN (Fframe_root_window
, 1);
2284 EXFUN (Fframe_first_window
, 1);
2285 EXFUN (Fframe_selected_window
, 1);
2286 EXFUN (Fframe_list
, 0);
2287 EXFUN (Fnext_frame
, 2);
2288 EXFUN (Fdelete_frame
, 2);
2289 EXFUN (Fset_mouse_position
, 3);
2290 EXFUN (Fmake_frame_visible
, 1);
2291 EXFUN (Fmake_frame_invisible
, 2);
2292 EXFUN (Ficonify_frame
, 1);
2293 EXFUN (Fframe_visible_p
, 1);
2294 EXFUN (Fvisible_frame_list
, 0);
2295 EXFUN (Fframe_parameters
, 1);
2296 EXFUN (Fmodify_frame_parameters
, 2);
2297 EXFUN (Fset_frame_height
, 3);
2298 EXFUN (Fset_frame_width
, 3);
2299 EXFUN (Fset_frame_size
, 3);
2300 EXFUN (Fset_frame_position
, 3);
2301 EXFUN (Fraise_frame
, 1);
2302 EXFUN (Fredirect_frame_focus
, 2);
2303 EXFUN (Fset_frame_selected_window
, 2);
2304 extern Lisp_Object frame_buffer_list
P_ ((void));
2305 extern void frames_discard_buffer
P_ ((Lisp_Object
));
2306 extern void set_frame_buffer_list
P_ ((Lisp_Object
));
2307 extern void frames_bury_buffer
P_ ((Lisp_Object
));
2308 extern void syms_of_frame
P_ ((void));
2309 extern void keys_of_frame
P_ ((void));
2311 /* defined in emacs.c */
2312 extern Lisp_Object decode_env_path
P_ ((char *, char *));
2313 extern Lisp_Object Vinvocation_name
, Vinvocation_directory
;
2314 extern Lisp_Object Vinstallation_directory
;
2315 EXFUN (Fkill_emacs
, 1);
2316 void shut_down_emacs
P_ ((int, int, Lisp_Object
));
2317 /* Nonzero means don't do interactive redisplay and don't change tty modes */
2318 extern int noninteractive
;
2319 /* Nonzero means don't do use window-system-specific display code */
2320 extern int inhibit_window_system
;
2321 /* Nonzero means that a filter or a sentinel is running. */
2322 extern int running_asynch_code
;
2324 /* defined in process.c */
2325 EXFUN (Fget_process
, 1);
2326 EXFUN (Fget_buffer_process
, 1);
2327 EXFUN (Fprocessp
, 1);
2328 EXFUN (Fprocess_status
, 1);
2329 EXFUN (Fkill_process
, 2);
2330 EXFUN (Fprocess_send_eof
, 1);
2331 EXFUN (Fwaiting_for_user_input_p
, 0);
2332 extern Lisp_Object Qprocessp
;
2333 extern void kill_buffer_processes
P_ ((Lisp_Object
));
2334 extern int wait_reading_process_input
P_ ((int, int, Lisp_Object
, int));
2335 extern void deactivate_process
P_ ((Lisp_Object
));
2336 extern void add_keyboard_wait_descriptor
P_ ((int));
2337 extern void delete_keyboard_wait_descriptor
P_ ((int));
2338 extern void close_process_descs
P_ ((void));
2339 extern void status_notify
P_ ((void));
2340 extern int read_process_output
P_ ((Lisp_Object
, int));
2341 extern void init_process
P_ ((void));
2342 extern void syms_of_process
P_ ((void));
2344 /* defined in callproc.c */
2345 extern Lisp_Object Vexec_path
, Vexec_directory
, Vdata_directory
;
2346 extern Lisp_Object Vdoc_directory
;
2347 extern int child_setup
P_ ((int, int, int, char **, int, Lisp_Object
));
2348 extern void init_callproc_1
P_ ((void));
2349 extern void init_callproc
P_ ((void));
2350 extern void set_process_environment
P_ ((void));
2351 extern void syms_of_callproc
P_ ((void));
2353 /* defined in doc.c */
2354 extern Lisp_Object Vdoc_file_name
;
2355 EXFUN (Fsubstitute_command_keys
, 1);
2356 EXFUN (Fdocumentation
, 2);
2357 EXFUN (Fdocumentation_property
, 3);
2358 extern Lisp_Object read_doc_string
P_ ((Lisp_Object
));
2359 extern void syms_of_doc
P_ ((void));
2361 /* defined in bytecode.c */
2362 extern Lisp_Object Qbytecode
;
2363 EXFUN (Fbyte_code
, 3);
2364 extern void syms_of_bytecode
P_ ((void));
2366 /* defined in macros.c */
2367 extern Lisp_Object Qexecute_kbd_macro
;
2368 EXFUN (Fexecute_kbd_macro
, 2);
2369 extern void init_macros
P_ ((void));
2370 extern void syms_of_macros
P_ ((void));
2371 extern void keys_of_macros
P_ ((void));
2373 /* defined in undo.c */
2374 extern Lisp_Object Qinhibit_read_only
;
2375 EXFUN (Fundo_boundary
, 0);
2376 extern Lisp_Object truncate_undo_list
P_ ((Lisp_Object
, int, int));
2377 extern void record_marker_adjustment
P_ ((Lisp_Object
, int));
2378 extern void record_insert
P_ ((int, int));
2379 extern void record_delete
P_ ((int, Lisp_Object
));
2380 extern void record_first_change
P_ ((void));
2381 extern void record_change
P_ ((int, int));
2382 extern void record_property_change
P_ ((int, int, Lisp_Object
, Lisp_Object
,
2384 extern void syms_of_undo
P_ ((void));
2386 /* defined in textprop.c */
2387 extern Lisp_Object Qmodification_hooks
;
2388 extern Lisp_Object Qrear_nonsticky
, Qfont
;
2389 extern Lisp_Object Qinsert_in_front_hooks
, Qinsert_behind_hooks
;
2390 EXFUN (Fnext_property_change
, 3);
2391 EXFUN (Fnext_single_property_change
, 4);
2392 EXFUN (Fprevious_single_property_change
, 4);
2393 EXFUN (Fget_text_property
, 3);
2394 EXFUN (Fput_text_property
, 5);
2395 EXFUN (Fset_text_properties
, 4);
2396 EXFUN (Ftext_property_not_all
, 5);
2397 EXFUN (Fprevious_char_property_change
, 2);
2398 EXFUN (Fnext_char_property_change
, 2);
2399 extern void report_interval_modification
P_ ((Lisp_Object
, Lisp_Object
));
2400 extern void syms_of_textprop
P_ ((void));
2402 /* defined in intervals.c */
2403 extern Lisp_Object get_local_map
P_ ((int, struct buffer
*));
2405 /* defined in xmenu.c */
2406 EXFUN (Fx_popup_menu
, 2);
2407 EXFUN (Fx_popup_dialog
, 2);
2408 extern void syms_of_xmenu
P_ ((void));
2410 /* defined in sysdep.c */
2411 extern void init_sigio
P_ ((int));
2412 extern void request_sigio
P_ ((void));
2413 extern void unrequest_sigio
P_ ((void));
2414 extern void reset_sys_modes
P_ ((void));
2415 extern void sys_subshell
P_ ((void));
2416 extern void sys_suspend
P_ ((void));
2417 extern void discard_tty_input
P_ ((void));
2418 extern void init_sys_modes
P_ ((void));
2419 extern void reset_sys_modes
P_ ((void));
2420 extern void get_frame_size
P_ ((int *, int *));
2421 extern void wait_for_termination
P_ ((int));
2422 extern void flush_pending_output
P_ ((int));
2423 extern void child_setup_tty
P_ ((int));
2424 extern void setup_pty
P_ ((int));
2425 extern int set_window_size
P_ ((int, int, int));
2426 extern void create_process
P_ ((Lisp_Object
, char **, Lisp_Object
));
2427 extern int tabs_safe_p
P_ ((void));
2428 extern void init_baud_rate
P_ ((void));
2430 /* defined in filelock.c */
2431 EXFUN (Funlock_buffer
, 0);
2432 EXFUN (Ffile_locked_p
, 1);
2433 extern void unlock_all_files
P_ ((void));
2434 extern void lock_file
P_ ((Lisp_Object
));
2435 extern void unlock_file
P_ ((Lisp_Object
));
2436 extern void unlock_buffer
P_ ((struct buffer
*));
2437 extern void syms_of_filelock
P_ ((void));
2439 /* Defined in category.c */
2440 extern void init_category_once
P_ ((void));
2441 extern void syms_of_category
P_ ((void));
2443 /* Defined in ccl.c */
2444 extern void syms_of_ccl
P_ ((void));
2446 /* Defined in dired.c */
2447 extern void syms_of_dired
P_ ((void));
2449 /* Defined in mocklisp.c */
2450 extern void syms_of_mocklisp
P_ ((void));
2452 /* Defined in term.c */
2453 extern void syms_of_term
P_ ((void));
2455 #ifdef HAVE_X_WINDOWS
2456 /* Defined in fontset.c */
2457 extern void syms_of_fontset
P_ ((void));
2460 /* Defined in xfaces.c */
2461 extern void syms_of_xfaces
P_ ((void));
2463 #ifdef HAVE_X_WINDOWS
2464 /* Defined in xfns.c */
2465 extern void syms_of_xfns
P_ ((void));
2468 /* Defined in xselect.c */
2469 extern void syms_of_xselect
P_ ((void));
2471 /* Defined in xterm.c */
2472 extern void syms_of_xterm
P_ ((void));
2474 /* Nonzero means Emacs has already been initialized.
2475 Used during startup to detect startup of dumped Emacs. */
2476 extern int initialized
;
2478 extern int immediate_quit
; /* Nonzero means ^G can quit instantly */
2480 extern char *getenv (), *ctime (), *getwd ();
2481 extern long *xmalloc (), *xrealloc ();
2482 extern void xfree ();
2484 extern char *egetenv
P_ ((char *));
2486 /* Set up the name of the machine we're running on. */
2487 extern void init_system_name
P_ ((void));
2489 /* Some systems (e.g., NT) use a different path separator than Unix,
2490 in addition to a device separator. Default the path separator
2491 to '/', and don't test for a device separator in IS_ANY_SEP. */
2494 extern Lisp_Object Vdirectory_sep_char
;
2497 #ifndef DIRECTORY_SEP
2498 #define DIRECTORY_SEP '/'
2500 #ifndef IS_DIRECTORY_SEP
2501 #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP)
2503 #ifndef IS_DEVICE_SEP
2505 #define IS_DEVICE_SEP(_c_) 0
2507 #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP)
2511 #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_))
2514 #ifdef SWITCH_ENUM_BUG
2515 #define SWITCH_ENUM_CAST(x) ((int)(x))
2517 #define SWITCH_ENUM_CAST(x) (x)