1 /* Fundamental definitions for GNU Emacs Lisp interpreter.
2 Copyright (C) 1985,86,87,93,94,95,97,98,1999,2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 /* Declare the prototype for a general external function. */
23 #if defined (PROTOTYPES) || defined (WINDOWSNT)
24 #define P_(proto) proto
30 /* Define this temporarily to hunt a bug. If defined, the size of
31 strings is redundantly recorded in sdata structures so that it can
32 be compared to the sizes recorded in Lisp strings. */
34 #define GC_CHECK_STRING_BYTES 1
38 /* These are default choices for the types to use. */
41 #define EMACS_INT long
42 #define BITS_PER_EMACS_INT BITS_PER_LONG
45 #define EMACS_UINT unsigned long
50 #define BITS_PER_EMACS_INT BITS_PER_INT
53 #define EMACS_UINT unsigned int
57 /* Extra internal type checking? */
58 extern int suppress_checking
;
59 extern void die
P_((const char *, const char *, int));
61 #ifdef ENABLE_CHECKING
63 #define CHECK(check,msg) ((check || suppress_checking \
65 : die (msg, __FILE__, __LINE__)), \
68 /* Let's get some compile-time checking too. */
73 /* Produce same side effects and result, but don't complain. */
74 #define CHECK(check,msg) ((check),0)
78 /* Used for making sure that Emacs is compilable in all
81 #ifdef USE_LISP_UNION_TYPE
85 /* Define an Emacs version of "assert", since some system ones are
87 #ifndef ENABLE_CHECKING
88 #define eassert(X) (void) 0
89 #else /* ENABLE_CHECKING */
90 #if defined (__GNUC__) && __GNUC__ >= 2 && defined (__STDC__)
91 #define eassert(cond) CHECK(cond,"assertion failed: " #cond)
93 #define eassert(cond) CHECK(cond,"assertion failed")
95 #endif /* ENABLE_CHECKING */
97 /* Define the fundamental Lisp data structures. */
99 /* This is the set of Lisp data types. */
103 /* Integer. XINT (obj) is the integer value. */
106 /* Symbol. XSYMBOL (object) points to a struct Lisp_Symbol. */
109 /* Miscellaneous. XMISC (object) points to a union Lisp_Misc,
110 whose first member indicates the subtype. */
113 /* String. XSTRING (object) points to a struct Lisp_String.
114 The length of the string, and its contents, are stored therein. */
117 /* Vector of Lisp objects, or something resembling it.
118 XVECTOR (object) points to a struct Lisp_Vector, which contains
119 the size and contents. The size field also contains the type
120 information, if it's not a real vector object. */
123 /* Cons. XCONS (object) points to a struct Lisp_Cons. */
128 /* This is not a type code. It is for range checking. */
132 /* This is the set of datatypes that share a common structure.
133 The first member of the structure is a type code from this set.
134 The enum values are arbitrary, but we'll use large numbers to make it
135 more likely that we'll spot the error if a random word in memory is
136 mistakenly interpreted as a Lisp_Misc. */
139 Lisp_Misc_Free
= 0x5eab,
144 Lisp_Misc_Buffer_Objfwd
,
145 Lisp_Misc_Buffer_Local_Value
,
146 Lisp_Misc_Some_Buffer_Local_Value
,
148 Lisp_Misc_Kboard_Objfwd
,
149 /* Currently floats are not a misc type,
150 but let's define this in case we want to change that. */
152 /* This is not a type code. It is for range checking. */
156 /* These values are overridden by the m- file on some machines. */
158 #define VALBITS (BITS_PER_EMACS_INT - 4)
165 #if 0 /* This doesn't work on some systems that don't allow enumerators
166 > INT_MAX, and it won't work for long long EMACS_INT. These
167 values are now found in emacs.c as EMACS_INT variables. */
169 /* Make these values available in GDB, which sees enums but not macros. */
173 gdb_valbits
= VALBITS
,
174 gdb_gctypebits
= GCTYPEBITS
,
175 gdb_emacs_intbits
= sizeof (EMACS_INT
) * BITS_PER_CHAR
,
177 gdb_data_seg_bits
= DATA_SEG_BITS
179 gdb_data_seg_bits
= 0
185 #ifndef NO_UNION_TYPE
187 #ifndef WORDS_BIG_ENDIAN
189 /* Definition of Lisp_Object for little-endian machines. */
194 /* Used for comparing two Lisp_Objects;
195 also, positive integers can be accessed fast this way. */
200 EMACS_INT val
: VALBITS
;
201 EMACS_INT type
: GCTYPEBITS
+ 1;
205 EMACS_UINT val
: VALBITS
;
206 EMACS_INT type
: GCTYPEBITS
+ 1;
210 EMACS_UINT val
: VALBITS
;
211 enum Lisp_Type type
: GCTYPEBITS
;
212 /* The markbit is not really part of the value of a Lisp_Object,
213 and is always zero except during garbage collection. */
214 EMACS_UINT markbit
: 1;
219 #else /* If WORDS_BIG_ENDIAN */
224 /* Used for comparing two Lisp_Objects;
225 also, positive integers can be accessed fast this way. */
230 EMACS_INT type
: GCTYPEBITS
+1;
231 EMACS_INT val
: VALBITS
;
235 EMACS_INT type
: GCTYPEBITS
+1;
236 EMACS_UINT val
: VALBITS
;
240 /* The markbit is not really part of the value of a Lisp_Object,
241 and is always zero except during garbage collection. */
242 EMACS_UINT markbit
: 1;
243 enum Lisp_Type type
: GCTYPEBITS
;
244 EMACS_UINT val
: VALBITS
;
249 #endif /* WORDS_BIG_ENDIAN */
251 #endif /* NO_UNION_TYPE */
254 /* If union type is not wanted, define Lisp_Object as just a number. */
257 #define Lisp_Object EMACS_INT
258 #endif /* NO_UNION_TYPE */
261 #define VALMASK ((((EMACS_INT) 1)<<VALBITS) - 1)
263 #define GCTYPEMASK ((((EMACS_INT) 1)<<GCTYPEBITS) - 1)
265 /* Two flags that are set during GC. On some machines, these flags
266 are defined differently by the m- file. */
268 /* This is set in the car of a cons and in the plist slot of a symbol
269 to indicate it is marked. Likewise in the plist slot of an interval,
270 the chain slot of a marker, the type slot of a float, and the name
273 In strings, this bit in the size field indicates that the string
274 is a "large" one, one which was separately malloc'd
275 rather than being part of a string block. */
278 #define MARKBIT ((EMACS_INT) ((EMACS_UINT) 1 << (VALBITS + GCTYPEBITS)))
281 /* In the size word of a vector, this bit means the vector has been marked.
282 In the size word of a large string, likewise. */
284 #ifndef ARRAY_MARK_FLAG
285 #define ARRAY_MARK_FLAG ((MARKBIT >> 1) & ~MARKBIT)
286 #endif /* no ARRAY_MARK_FLAG */
288 /* In the size word of a struct Lisp_Vector, this bit means it's really
289 some other vector-like object. */
290 #ifndef PSEUDOVECTOR_FLAG
291 #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG)
294 /* In a pseudovector, the size field actually contains a word with one
295 PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to
296 indicate the actual type. */
299 PVEC_NORMAL_VECTOR
= 0,
300 PVEC_PROCESS
= 0x200,
302 PVEC_COMPILED
= 0x800,
303 PVEC_WINDOW
= 0x1000,
304 PVEC_WINDOW_CONFIGURATION
= 0x2000,
306 PVEC_CHAR_TABLE
= 0x8000,
307 PVEC_BOOL_VECTOR
= 0x10000,
308 PVEC_BUFFER
= 0x20000,
309 PVEC_HASH_TABLE
= 0x40000,
310 PVEC_TYPE_MASK
= 0x7fe00
312 #if 0 /* This is used to make the value of PSEUDOVECTOR_FLAG available to
313 GDB. It doesn't work on OS Alpha. Moved to a variable in
315 PVEC_FLAG
= PSEUDOVECTOR_FLAG
319 /* For convenience, we also store the number of elements in these bits. */
320 #define PSEUDOVECTOR_SIZE_MASK 0x1ff
322 /* These macros extract various sorts of values from a Lisp_Object.
323 For example, if tem is a Lisp_Object whose type is Lisp_Cons,
324 XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */
328 /* One need to override this if there must be high bits set in data space
329 (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work
330 on all machines, but would penalise machines which don't need it)
333 #define XTYPE(a) ((enum Lisp_Type) ((a) >> VALBITS))
337 #define XSETTYPE(a, b) ((a) = XUINT (a) | ((EMACS_INT)(b) << VALBITS))
340 /* For integers known to be positive, XFASTINT provides fast retrieval
341 and XSETFASTINT provides fast storage. This takes advantage of the
342 fact that Lisp_Int is 0. */
343 #define XFASTINT(a) ((a) + 0)
344 #define XSETFASTINT(a, b) ((a) = (b))
346 /* Extract the value of a Lisp_Object as a signed integer. */
348 #ifndef XINT /* Some machines need to do this differently. */
349 #define XINT(a) ((EMACS_INT) (((a) << (BITS_PER_EMACS_INT - VALBITS)) \
350 >> (BITS_PER_EMACS_INT - VALBITS)))
353 /* Extract the value as an unsigned integer. This is a basis
354 for extracting it as a pointer to a structure in storage. */
357 #define XUINT(a) ((EMACS_UINT) ((a) & VALMASK))
362 /* In this representation, data is found in two widely separated segments. */
363 extern int pure_size
;
365 (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS))
366 #else /* not HAVE_SHM */
368 /* This case is used for the rt-pc.
369 In the diffs I was given, it checked for ptr = 0
370 and did not adjust it in that case.
371 But I don't think that zero should ever be found
372 in a Lisp object whose data type says it points to something. */
373 #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS)
375 #define XPNTR(a) XUINT (a)
377 #endif /* not HAVE_SHM */
378 #endif /* no XPNTR */
381 #define XSET(var, type, ptr) \
382 ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK))
385 /* Convert a C integer into a Lisp_Object integer. */
387 #define make_number(N) \
388 ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS)
390 /* During garbage collection, XGCTYPE must be used for extracting types
391 so that the mark bit is ignored. XMARKBIT accesses the markbit.
392 Markbits are used only in particular slots of particular structure types.
393 Other markbits are always zero.
394 Outside of garbage collection, all mark bits are always zero. */
397 #define XGCTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK))
400 #if VALBITS + GCTYPEBITS == BITS_PER_EMACS_INT - 1
401 /* Make XMARKBIT faster if mark bit is sign bit. */
403 #define XMARKBIT(a) ((a) < 0)
405 #endif /* markbit is sign bit */
408 #define XMARKBIT(a) ((a) & MARKBIT)
412 #define XSETMARKBIT(a,b) ((a) = ((a) & ~MARKBIT) | ((b) ? MARKBIT : 0))
416 #define XMARK(a) ((a) |= MARKBIT)
420 #define XUNMARK(a) ((a) &= ~MARKBIT)
423 #endif /* NO_UNION_TYPE */
425 #ifndef NO_UNION_TYPE
427 #define XTYPE(a) ((enum Lisp_Type) (a).u.type)
428 #define XSETTYPE(a, b) ((a).u.type = (char) (b))
430 /* For integers known to be positive, XFASTINT provides fast retrieval
431 and XSETFASTINT provides fast storage. This takes advantage of the
432 fact that Lisp_Int is 0. */
433 #define XFASTINT(a) ((a).i + 0)
434 #define XSETFASTINT(a, b) ((a).i = (b))
436 #ifdef EXPLICIT_SIGN_EXTEND
437 /* Make sure we sign-extend; compilers have been known to fail to do so. */
438 #define XINT(a) (((a).i << (BITS_PER_EMACS_INT - VALBITS)) \
439 >> (BITS_PER_EMACS_INT - VALBITS))
441 #define XINT(a) ((a).s.val)
442 #endif /* EXPLICIT_SIGN_EXTEND */
444 #define XUINT(a) ((a).u.val)
445 #define XPNTR(a) ((a).u.val)
447 #define XSET(var, vartype, ptr) \
448 (((var).s.val = ((EMACS_INT) (ptr))), ((var).s.type = ((char) (vartype))))
450 #if __GNUC__ >= 2 && defined (__OPTIMIZE__)
451 #define make_number(N) \
452 (__extension__ ({ Lisp_Object _l; _l.s.val = (N); _l.s.type = Lisp_Int; _l; }))
454 extern Lisp_Object
make_number ();
457 /* During garbage collection, XGCTYPE must be used for extracting types
458 so that the mark bit is ignored. XMARKBIT access the markbit.
459 Markbits are used only in particular slots of particular structure types.
460 Other markbits are always zero.
461 Outside of garbage collection, all mark bits are always zero. */
463 #define XGCTYPE(a) ((a).gu.type)
464 #define XMARKBIT(a) ((a).gu.markbit)
465 #define XSETMARKBIT(a,b) (XMARKBIT(a) = (b))
466 #define XMARK(a) (XMARKBIT(a) = 1)
467 #define XUNMARK(a) (XMARKBIT(a) = 0)
469 #endif /* NO_UNION_TYPE */
471 /* Extract a value or address from a Lisp_Object. */
473 #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a))
474 #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a))
475 #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a))
476 #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a))
477 #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a))
481 #define XMISC(a) ((union Lisp_Misc *) XPNTR(a))
482 #define XMISCTYPE(a) (XMARKER (a)->type)
483 #define XMARKER(a) (&(XMISC(a)->u_marker))
484 #define XINTFWD(a) (&(XMISC(a)->u_intfwd))
485 #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd))
486 #define XOBJFWD(a) (&(XMISC(a)->u_objfwd))
487 #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd))
488 #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value))
489 #define XOVERLAY(a) (&(XMISC(a)->u_overlay))
490 #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd))
492 /* Pseudovector types. */
494 #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a))
495 #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a))
496 #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a))
497 #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a))
498 #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a))
499 #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a))
501 /* Construct a Lisp_Object from a value or address. */
503 #define XSETINT(a, b) XSET (a, Lisp_Int, b)
504 #define XSETCONS(a, b) XSET (a, Lisp_Cons, b)
505 #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b)
506 #define XSETSTRING(a, b) XSET (a, Lisp_String, b)
507 #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b)
508 #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b)
512 #define XSETMISC(a, b) XSET (a, Lisp_Misc, b)
513 #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker)
515 /* Pseudovector types. */
517 #define XSETPSEUDOVECTOR(a, b, code) \
518 (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code))
519 #define XSETWINDOW_CONFIGURATION(a, b) \
520 (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION))
521 #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS))
522 #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW))
523 #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR))
524 #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED))
525 #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER))
526 #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE))
527 #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR))
529 /* Convenience macros for dealing with Lisp arrays. */
531 #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX]
532 #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL))
533 #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size
536 /* Basic data type for use of intervals. See the macros in intervals.h. */
540 /* The first group of entries deal with the tree structure. */
542 unsigned int total_length
; /* Length of myself and both children. */
543 unsigned int position
; /* Cache of interval's character position. */
544 /* This field is usually updated
545 simultaneously with an interval
546 traversal, there is no guaranty
547 that it is valid for a random
549 struct interval
*left
; /* Intervals which precede me. */
550 struct interval
*right
; /* Intervals which succeed me. */
552 /* Parent in the tree, or the Lisp_Object containing this interval tree.
554 The mark bit on the root interval of an interval tree says
555 whether we have started (and possibly finished) marking the
556 tree. If GC comes across an interval tree whose root's parent
557 field has its markbit set, it leaves the tree alone.
559 You'd think we could store this information in the parent object
560 somewhere (after all, that should be visited once and then
561 ignored too, right?), but strings are GC'd strangely. */
564 struct interval
*interval
;
567 unsigned int up_obj
: 1;
569 /* The remaining components are `properties' of the interval.
570 The first four are duplicates for things which can be on the list,
571 for purposes of speed. */
573 unsigned int write_protect
: 1; /* Non-zero means can't modify. */
574 unsigned int visible
: 1; /* Zero means don't display. */
575 unsigned int front_sticky
: 1; /* Non-zero means text inserted just
576 before this interval goes into it. */
577 unsigned int rear_sticky
: 1; /* Likewise for just after it. */
579 /* Properties of this interval.
580 The mark bit on this field says whether this particular interval
581 tree node has been visited. Since intervals should never be
582 shared, GC aborts if it seems to have visited an interval twice. */
586 typedef struct interval
*INTERVAL
;
588 /* Complain if object is not string or buffer type */
589 #define CHECK_STRING_OR_BUFFER(x, i) \
590 { if (!STRINGP ((x)) && !BUFFERP ((x))) \
591 x = wrong_type_argument (Qbuffer_or_string_p, (x)); }
593 /* In a cons, the markbit of the car is the gc mark bit */
597 /* Please do not use the names of these elements in code other
598 than the core lisp implementation. Use XCAR and XCDR below. */
599 #ifdef HIDE_LISP_IMPLEMENTATION
600 Lisp_Object car_
, cdr_
;
602 Lisp_Object car
, cdr
;
606 /* Take the car or cdr of something known to be a cons cell. */
607 #ifdef HIDE_LISP_IMPLEMENTATION
608 #define XCAR(c) (XCONS ((c))->car_)
609 #define XCDR(c) (XCONS ((c))->cdr_)
611 #define XCAR(c) (XCONS ((c))->car)
612 #define XCDR(c) (XCONS ((c))->cdr)
615 /* Take the car or cdr of something whose type is not known. */
617 (CONSP ((c)) ? XCAR ((c)) \
618 : NILP ((c)) ? Qnil \
619 : wrong_type_argument (Qlistp, (c)))
622 (CONSP ((c)) ? XCDR ((c)) \
623 : NILP ((c)) ? Qnil \
624 : wrong_type_argument (Qlistp, (c)))
626 /* Nonzero if STR is a multibyte string. */
627 #define STRING_MULTIBYTE(STR) \
628 (XSTRING (STR)->size_byte >= 0)
630 /* Return the length in bytes of STR. */
632 #ifdef GC_CHECK_STRING_BYTES
635 extern int string_bytes
P_ ((struct Lisp_String
*));
636 #define STRING_BYTES(S) string_bytes ((S))
638 #else /* not GC_CHECK_STRING_BYTES */
640 #define STRING_BYTES(STR) \
641 ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte)
643 #endif /* not GC_CHECK_STRING_BYTES */
645 /* Set the length in bytes of STR. */
646 #define SET_STRING_BYTES(STR, SIZE) ((STR)->size_byte = (SIZE))
648 /* In a string or vector, the sign bit of the `size' is the gc mark bit */
654 INTERVAL intervals
; /* text properties in this string */
658 /* If a struct is made to look like a vector, this macro returns the length
659 of the shortest vector that would hold that struct. */
660 #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \
661 - sizeof (Lisp_Object)) \
662 + sizeof(Lisp_Object) - 1) /* round up */ \
663 / sizeof (Lisp_Object))
668 struct Lisp_Vector
*next
;
669 Lisp_Object contents
[1];
672 /* A char table is a kind of vectorlike, with contents are like a
673 vector but with a few other slots. For some purposes, it makes
674 sense to handle a chartable with type struct Lisp_Vector. An
675 element of a char table can be any Lisp objects, but if it is a sub
676 char-table, we treat it a table that contains information of a
677 group of characters of the same charsets or a specific character of
678 a charset. A sub char-table has the same structure as a char table
679 except for that the former omits several slots at the tail. A sub
680 char table appears only in an element of a char table, and there's
681 no way to access it directly from Emacs Lisp program. */
683 /* This is the number of slots that apply to characters or character
684 sets. The first 128 are for ASCII, the next 128 are for 8-bit
685 European characters, and the last 128 are for multibyte characters.
686 The first 256 are indexed by the code itself, but the last 128 are
687 indexed by (charset-id + 128). */
688 #define CHAR_TABLE_ORDINARY_SLOTS 384
690 /* This is the number of slots that apply to characters of ASCII and
691 8-bit Europeans only. */
692 #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256
694 /* This is the number of slots that every char table must have. This
695 counts the ordinary slots and the top, defalt, parent, and purpose
697 #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4)
699 /* This is the number of slots that apply to position-code-1 and
700 position-code-2 of a multibyte character at the 2nd and 3rd level
701 sub char tables respectively. */
702 #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128
704 /* This is the number of slots that every sub char table must have.
705 This counts the ordinary slots and the top and defalt slot. */
706 #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2)
708 /* Return the number of "extra" slots in the char table CT. */
710 #define CHAR_TABLE_EXTRA_SLOTS(CT) \
711 (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS)
713 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
714 and 8-bit Europeans characters. For these characters, do not check
715 validity of CT. Do not follow parent. */
716 #define CHAR_TABLE_REF(CT, IDX) \
717 ((IDX) >= 0 && (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
718 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
719 ? XCHAR_TABLE (CT)->contents[IDX] \
720 : XCHAR_TABLE (CT)->defalt) \
721 : Faref (CT, make_number (IDX)))
723 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
724 and 8-bit Europeans characters. However, if the result is nil,
727 For these characters, do not check validity of CT
728 and do not follow parent. */
729 #define CHAR_TABLE_TRANSLATE(CT, IDX) \
730 ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
731 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
732 ? XINT (XCHAR_TABLE (CT)->contents[IDX]) \
734 : char_table_translate (CT, IDX))
736 /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and
737 8-bit Europeans characters. Do not check validity of CT. */
738 #define CHAR_TABLE_SET(CT, IDX, VAL) \
740 if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \
741 XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \
743 Faset (CT, IDX, VAL); \
746 struct Lisp_Char_Table
748 /* This is the vector's size field, which also holds the
749 pseudovector type information. It holds the size, too.
750 The size counts the top, defalt, purpose, and parent slots.
751 The last three are not counted if this is a sub char table. */
753 struct Lisp_Vector
*next
;
754 /* This holds a flag to tell if this is a top level char table (t)
755 or a sub char table (nil). */
757 /* This holds a default value,
758 which is used whenever the value for a specific character is nil. */
760 /* This holds an actual value of each element. A sub char table
761 has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */
762 Lisp_Object contents
[CHAR_TABLE_ORDINARY_SLOTS
];
764 /* A sub char table doesn't has the following slots. */
766 /* This points to another char table, which we inherit from
767 when the value for a specific character is nil.
768 The `defalt' slot takes precedence over this. */
770 /* This should be a symbol which says what kind of use
771 this char-table is meant for.
772 Typically now the values can be `syntax-table' and `display-table'. */
774 /* These hold additional data. */
775 Lisp_Object extras
[1];
778 /* A boolvector is a kind of vectorlike, with contents are like a string. */
779 struct Lisp_Bool_Vector
781 /* This is the vector's size field. It doesn't have the real size,
782 just the subtype information. */
783 EMACS_INT vector_size
;
784 struct Lisp_Vector
*next
;
785 /* This is the size in bits. */
787 /* This contains the actual bits, packed into bytes. */
788 unsigned char data
[1];
791 /* In a symbol, the markbit of the plist is used as the gc mark bit */
795 struct Lisp_String
*name
;
797 Lisp_Object function
;
800 struct Lisp_Symbol
*next
; /* -> next symbol in this obarray bucket */
803 /* This structure describes a built-in function.
804 It is generated by the DEFUN macro only.
805 defsubr makes it into a Lisp object.
807 This type is treated in most respects as a pseudovector,
808 but since we never dynamically allocate or free them,
809 we don't need a next-vector field. */
814 Lisp_Object (*function
) ();
815 short min_args
, max_args
;
822 /***********************************************************************
824 ***********************************************************************/
826 /* The structure of a Lisp hash table. */
828 struct Lisp_Hash_Table
830 /* Vector fields. The hash table code doesn't refer to these. */
832 struct Lisp_Vector
*vec_next
;
834 /* Function used to compare keys. */
837 /* Nil if table is non-weak. Otherwise a symbol describing the
838 weakness of the table. */
841 /* When the table is resized, and this is an integer, compute the
842 new size by adding this to the old size. If a float, compute the
843 new size by multiplying the old size with this factor. */
844 Lisp_Object rehash_size
;
846 /* Resize hash table when number of entries/ table size is >= this
848 Lisp_Object rehash_threshold
;
850 /* Number of key/value entries in the table. */
853 /* Vector of keys and values. The key of item I is found at index
854 2 * I, the value is found at index 2 * I + 1. */
855 Lisp_Object key_and_value
;
857 /* Vector of hash codes.. If hash[I] is nil, this means that that
858 entry I is unused. */
861 /* Vector used to chain entries. If entry I is free, next[I] is the
862 entry number of the next free item. If entry I is non-free,
863 next[I] is the index of the next entry in the collision chain. */
866 /* Index of first free entry in free list. */
867 Lisp_Object next_free
;
869 /* Bucket vector. A non-nil entry is the index of the first item in
870 a collision chain. This vector's size can be larger than the
871 hash table size to reduce collisions. */
874 /* Next weak hash table if this is a weak hash table. The head
875 of the list is in Vweak_hash_tables. */
876 Lisp_Object next_weak
;
878 /* User-supplied hash function, or nil. */
879 Lisp_Object user_hash_function
;
881 /* User-supplied key comparison function, or nil. */
882 Lisp_Object user_cmp_function
;
884 /* C function to compare two keys. */
885 int (* cmpfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
,
886 unsigned, Lisp_Object
, unsigned));
888 /* C function to compute hash code. */
889 unsigned (* hashfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
893 #define XHASH_TABLE(OBJ) \
894 ((struct Lisp_Hash_Table *) XPNTR (OBJ))
896 #define XSET_HASH_TABLE(VAR, PTR) \
897 (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE))
899 #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE)
900 #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE)
902 #define CHECK_HASH_TABLE(x, i) \
905 if (!HASH_TABLE_P ((x))) \
906 x = wrong_type_argument (Qhash_table_p, (x)); \
910 /* Default size for hash tables if not specified. */
912 #define DEFAULT_HASH_SIZE 65
914 /* Default threshold specifying when to resize a hash table. The
915 value gives the ratio of current entries in the hash table and the
916 size of the hash table. */
918 #define DEFAULT_REHASH_THRESHOLD 0.8
920 /* Default factor by which to increase the size of a hash table. */
922 #define DEFAULT_REHASH_SIZE 1.5
925 /* These structures are used for various misc types. */
927 /* A miscellaneous object, when it's on the free list. */
930 int type
: 16; /* = Lisp_Misc_Free */
932 union Lisp_Misc
*chain
;
935 /* In a marker, the markbit of the chain field is used as the gc mark bit. */
938 int type
: 16; /* = Lisp_Misc_Marker */
940 /* 1 means normal insertion at the marker's position
941 leaves the marker after the inserted text. */
942 unsigned int insertion_type
: 1;
943 /* This is the buffer that the marker points into,
944 or 0 if it points nowhere. */
945 struct buffer
*buffer
;
947 /* The remaining fields are meaningless in a marker that
948 does not point anywhere. */
950 /* For markers that point somewhere,
951 this is used to chain of all the markers in a given buffer. */
953 /* This is the char position where the marker points. */
955 /* This is the byte position. */
959 /* Forwarding pointer to an int variable.
960 This is allowed only in the value cell of a symbol,
961 and it means that the symbol's value really lives in the
962 specified int variable. */
965 int type
: 16; /* = Lisp_Misc_Intfwd */
970 /* Boolean forwarding pointer to an int variable.
971 This is like Lisp_Intfwd except that the ostensible
972 "value" of the symbol is t if the int variable is nonzero,
973 nil if it is zero. */
976 int type
: 16; /* = Lisp_Misc_Boolfwd */
981 /* Forwarding pointer to a Lisp_Object variable.
982 This is allowed only in the value cell of a symbol,
983 and it means that the symbol's value really lives in the
984 specified variable. */
987 int type
: 16; /* = Lisp_Misc_Objfwd */
992 /* Like Lisp_Objfwd except that value lives in a slot in the
993 current buffer. Value is byte index of slot within buffer. */
994 struct Lisp_Buffer_Objfwd
996 int type
: 16; /* = Lisp_Misc_Buffer_Objfwd */
1001 /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when
1002 the symbol has buffer-local or frame-local bindings. (Exception:
1003 some buffer-local variables are built-in, with their values stored
1004 in the buffer structure itself. They are handled differently,
1005 using struct Lisp_Buffer_Objfwd.)
1007 The `realvalue' slot holds the variable's current value, or a
1008 forwarding pointer to where that value is kept. This value is the
1009 one that corresponds to the loaded binding. To read or set the
1010 variable, you must first make sure the right binding is loaded;
1011 then you can access the value in (or through) `realvalue'.
1013 `buffer' and `frame' are the buffer and frame for which the loaded
1014 binding was found. If those have changed, to make sure the right
1015 binding is loaded it is necessary to find which binding goes with
1016 the current buffer and selected frame, then load it. To load it,
1017 first unload the previous binding, then copy the value of the new
1018 binding into `realvalue' (or through it). Also update
1019 LOADED-BINDING to point to the newly loaded binding.
1021 Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value
1022 both use this kind of structure. With the former, merely setting
1023 the variable creates a local binding for the current buffer. With
1024 the latter, setting the variable does not do that; only
1025 make-local-variable does that. */
1027 struct Lisp_Buffer_Local_Value
1029 int type
: 16; /* = Lisp_Misc_Buffer_Local_Value
1030 or Lisp_Misc_Some_Buffer_Local_Value */
1033 /* 1 means this variable is allowed to have frame-local bindings,
1034 so check for them when looking for the proper binding. */
1035 unsigned int check_frame
: 1;
1036 /* 1 means that the binding now loaded was found
1037 as a local binding for the buffer in the `buffer' slot. */
1038 unsigned int found_for_buffer
: 1;
1039 /* 1 means that the binding now loaded was found
1040 as a local binding for the frame in the `frame' slot. */
1041 unsigned int found_for_frame
: 1;
1042 Lisp_Object realvalue
;
1043 /* The buffer and frame for which the loaded binding was found. */
1044 Lisp_Object buffer
, frame
;
1046 /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE).
1048 LOADED-BINDING is the binding now loaded. It is a cons cell
1049 whose cdr is the binding's value. The cons cell may be an
1050 element of a buffer's local-variable alist, or an element of a
1051 frame's parameter alist, or it may be this cons cell.
1053 DEFAULT-VALUE is the variable's default value, seen when the
1054 current buffer and selected frame do not have their own
1055 bindings for the variable. When the default binding is loaded,
1056 LOADED-BINDING is actually this very cons cell; thus, its car
1057 points to itself. */
1061 /* In an overlay object, the mark bit of the plist is used as the GC mark.
1062 START and END are markers in the overlay's buffer, and
1063 PLIST is the overlay's property list. */
1066 int type
: 16; /* = Lisp_Misc_Overlay */
1068 Lisp_Object start
, end
, plist
;
1071 /* Like Lisp_Objfwd except that value lives in a slot in the
1073 struct Lisp_Kboard_Objfwd
1075 int type
: 16; /* = Lisp_Misc_Kboard_Objfwd */
1081 /* To get the type field of a union Lisp_Misc, use XMISCTYPE.
1082 It uses one of these struct subtypes to get the type field. */
1086 struct Lisp_Free u_free
;
1087 struct Lisp_Marker u_marker
;
1088 struct Lisp_Intfwd u_intfwd
;
1089 struct Lisp_Boolfwd u_boolfwd
;
1090 struct Lisp_Objfwd u_objfwd
;
1091 struct Lisp_Buffer_Objfwd u_buffer_objfwd
;
1092 struct Lisp_Buffer_Local_Value u_buffer_local_value
;
1093 struct Lisp_Overlay u_overlay
;
1094 struct Lisp_Kboard_Objfwd u_kboard_objfwd
;
1097 /* Lisp floating point type */
1100 Lisp_Object type
; /* essentially used for mark-bit
1101 and chaining when on free-list */
1102 #ifdef HIDE_LISP_IMPLEMENTATION
1109 #ifdef HIDE_LISP_IMPLEMENTATION
1110 #define XFLOAT_DATA(f) (XFLOAT (f)->data_)
1112 #define XFLOAT_DATA(f) (XFLOAT (f)->data)
1115 /* A character, declared with the following typedef, is a member
1116 of some character set associated with the current buffer. */
1117 #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */
1119 typedef unsigned char UCHAR
;
1122 /* Meanings of slots in a Lisp_Compiled: */
1124 #define COMPILED_ARGLIST 0
1125 #define COMPILED_BYTECODE 1
1126 #define COMPILED_CONSTANTS 2
1127 #define COMPILED_STACK_DEPTH 3
1128 #define COMPILED_DOC_STRING 4
1129 #define COMPILED_INTERACTIVE 5
1131 /* Flag bits in a character. These also get used in termhooks.h.
1132 Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE
1133 (MUlti-Lingual Emacs) might need 22 bits for the character value
1134 itself, so we probably shouldn't use any bits lower than 0x0400000. */
1135 #define CHAR_ALT (0x0400000)
1136 #define CHAR_SUPER (0x0800000)
1137 #define CHAR_HYPER (0x1000000)
1138 #define CHAR_SHIFT (0x2000000)
1139 #define CHAR_CTL (0x4000000)
1140 #define CHAR_META (0x8000000)
1142 #define CHAR_MODIFIER_MASK \
1143 (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META)
1146 /* Actually, the current Emacs uses 19 bits for the character value
1148 #define CHARACTERBITS 19
1150 /* The maximum byte size consumed by push_key_description.
1151 All callers should assure that at least this size of memory is
1152 allocated at the place pointed by the second argument.
1154 Thers are 6 modifiers, each consumes 2 chars.
1155 The octal form of a character code consumes
1156 (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head).
1157 We need one more byte for string terminator `\0'. */
1158 #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1)
1160 #ifdef USE_X_TOOLKIT
1161 #ifdef NO_UNION_TYPE
1162 /* Use this for turning a (void *) into a Lisp_Object, as when the
1163 Lisp_Object is passed into a toolkit callback function. */
1164 #define VOID_TO_LISP(larg,varg) \
1165 do { ((larg) = ((Lisp_Object) (varg))); } while (0)
1166 #define CVOID_TO_LISP VOID_TO_LISP
1168 /* Use this for turning a Lisp_Object into a (void *), as when the
1169 Lisp_Object is passed into a toolkit callback function. */
1170 #define LISP_TO_VOID(larg) ((void *) (larg))
1171 #define LISP_TO_CVOID(varg) ((const void *) (larg))
1173 #else /* not NO_UNION_TYPE */
1174 /* Use this for turning a (void *) into a Lisp_Object, as when the
1175 Lisp_Object is passed into a toolkit callback function. */
1176 #define VOID_TO_LISP(larg,varg) \
1177 do { ((larg).v = (void *) (varg)); } while (0)
1178 #define CVOID_TO_LISP(larg,varg) \
1179 do { ((larg).cv = (const void *) (varg)); } while (0)
1181 /* Use this for turning a Lisp_Object into a (void *), as when the
1182 Lisp_Object is passed into a toolkit callback function. */
1183 #define LISP_TO_VOID(larg) ((larg).v)
1184 #define LISP_TO_CVOID(larg) ((larg).cv)
1185 #endif /* not NO_UNION_TYPE */
1186 #endif /* USE_X_TOOLKIT */
1189 /* The glyph datatype, used to represent characters on the display. */
1191 /* Glyph code to use as an index to the glyph table. If it is out of
1192 range for the glyph table, or the corresonding element in the table
1193 is nil, the low 8 bits are the single byte character code, and the
1194 bits above are the numeric face ID. If FID is the face ID of a
1195 glyph on a frame F, then F->display.x->faces[FID] contains the
1196 description of that face. This is an int instead of a short, so we
1197 can support a good bunch of face ID's (2^(31 - 8)); given that we
1198 have no mechanism for tossing unused frame face ID's yet, we'll
1199 probably run out of 255 pretty quickly.
1200 This is always -1 for a multibyte character. */
1203 /* Mask bits for face. */
1204 #define GLYPH_MASK_FACE 0x7FF80000
1205 /* Mask bits for character code. */
1206 #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */
1208 /* The FAST macros assume that we already know we're in an X window. */
1210 /* Set a character code and a face ID in a glyph G. */
1211 #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS))
1213 /* Return a glyph's character code. */
1214 #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR)
1216 /* Return a glyph's face ID. */
1217 #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS)
1219 /* Slower versions that test the frame type first. */
1220 #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face))
1221 #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g))
1222 #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g))
1224 /* Return 1 iff GLYPH contains valid character code. */
1225 #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1)
1227 /* The ID of the mode line highlighting face. */
1228 #define GLYPH_MODE_LINE_FACE 1
1230 /* Data type checking */
1232 #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil))
1233 #define GC_NILP(x) GC_EQ (x, Qnil)
1235 #define NUMBERP(x) (INTEGERP (x) || FLOATP (x))
1236 #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x))
1237 #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0)
1238 #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0)
1240 #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int)
1241 #define GC_INTEGERP(x) (XGCTYPE ((x)) == Lisp_Int)
1242 #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol)
1243 #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol)
1244 #define MISCP(x) (XTYPE ((x)) == Lisp_Misc)
1245 #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc)
1246 #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike)
1247 #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike)
1248 #define STRINGP(x) (XTYPE ((x)) == Lisp_String)
1249 #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String)
1250 #define CONSP(x) (XTYPE ((x)) == Lisp_Cons)
1251 #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons)
1253 #define FLOATP(x) (XTYPE ((x)) == Lisp_Float)
1254 #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float)
1255 #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1256 #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1257 #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1258 #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1259 #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1260 #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1261 #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1262 #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1263 #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1264 #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1265 #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1266 #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1267 #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1268 #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1269 #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1270 #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1271 #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1272 #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1273 #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1274 #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1277 /* True if object X is a pseudovector whose code is CODE. */
1278 #define PSEUDOVECTORP(x, code) \
1280 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1281 == (PSEUDOVECTOR_FLAG | (code))))
1283 /* True if object X is a pseudovector whose code is CODE.
1284 This one works during GC. */
1285 #define GC_PSEUDOVECTORP(x, code) \
1286 (GC_VECTORLIKEP (x) \
1287 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1288 == (PSEUDOVECTOR_FLAG | (code))))
1290 /* Test for specific pseudovector types. */
1291 #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1292 #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1293 #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS)
1294 #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS)
1295 #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW)
1296 #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW)
1297 #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR)
1298 #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR)
1299 #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED)
1300 #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED)
1301 #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER)
1302 #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER)
1303 #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1304 #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1305 #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1306 #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1307 #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME)
1308 #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME)
1310 #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top))
1312 #define EQ(x, y) (XFASTINT (x) == XFASTINT (y))
1313 #define GC_EQ(x, y) (XGCTYPE (x) == XGCTYPE (y) && XPNTR (x) == XPNTR (y))
1315 #define CHECK_LIST(x, i) \
1316 do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0)
1318 #define CHECK_STRING(x, i) \
1319 do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0)
1321 #define CHECK_CONS(x, i) \
1322 do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0)
1324 #define CHECK_SYMBOL(x, i) \
1325 do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0)
1327 #define CHECK_CHAR_TABLE(x, i) \
1328 do { if (!CHAR_TABLE_P ((x))) \
1329 x = wrong_type_argument (Qchar_table_p, (x)); } while (0)
1331 #define CHECK_VECTOR(x, i) \
1332 do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0)
1334 #define CHECK_VECTOR_OR_CHAR_TABLE(x, i) \
1335 do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \
1336 x = wrong_type_argument (Qvector_or_char_table_p, (x)); \
1339 #define CHECK_BUFFER(x, i) \
1340 do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0)
1342 #define CHECK_WINDOW(x, i) \
1343 do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0)
1345 /* This macro rejects windows on the interior of the window tree as
1346 "dead", which is what we want; this is an argument-checking macro, and
1347 the user should never get access to interior windows.
1349 A window of any sort, leaf or interior, is dead iff the buffer,
1350 vchild, and hchild members are all nil. */
1352 #define CHECK_LIVE_WINDOW(x, i) \
1354 if (!WINDOWP ((x)) \
1355 || NILP (XWINDOW ((x))->buffer)) \
1356 x = wrong_type_argument (Qwindow_live_p, (x)); \
1359 #define CHECK_PROCESS(x, i) \
1360 do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0)
1362 #define CHECK_NUMBER(x, i) \
1363 do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0)
1365 #define CHECK_NATNUM(x, i) \
1366 do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0)
1368 #define CHECK_MARKER(x, i) \
1369 do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0)
1371 #define CHECK_NUMBER_COERCE_MARKER(x, i) \
1372 do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \
1373 else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0)
1375 #define XFLOATINT(n) extract_float((n))
1377 #define CHECK_FLOAT(x, i) \
1378 do { if (!FLOATP (x)) \
1379 x = wrong_type_argument (Qfloatp, (x)); } while (0)
1381 #define CHECK_NUMBER_OR_FLOAT(x, i) \
1382 do { if (!FLOATP (x) && !INTEGERP (x)) \
1383 x = wrong_type_argument (Qnumberp, (x)); } while (0)
1385 #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x, i) \
1386 do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \
1387 else if (!INTEGERP (x) && !FLOATP (x)) \
1388 x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0)
1390 #define CHECK_OVERLAY(x, i) \
1391 do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0)
1393 /* Cast pointers to this type to compare them. Some machines want int. */
1394 #ifndef PNTR_COMPARISON_TYPE
1395 #define PNTR_COMPARISON_TYPE EMACS_UINT
1398 /* Define a built-in function for calling from Lisp.
1399 `lname' should be the name to give the function in Lisp,
1400 as a null-terminated C string.
1401 `fnname' should be the name of the function in C.
1402 By convention, it starts with F.
1403 `sname' should be the name for the C constant structure
1404 that records information on this function for internal use.
1405 By convention, it should be the same as `fnname' but with S instead of F.
1406 It's too bad that C macros can't compute this from `fnname'.
1407 `minargs' should be a number, the minimum number of arguments allowed.
1408 `maxargs' should be a number, the maximum number of arguments allowed,
1409 or else MANY or UNEVALLED.
1410 MANY means pass a vector of evaluated arguments,
1411 in the form of an integer number-of-arguments
1412 followed by the address of a vector of Lisp_Objects
1413 which contains the argument values.
1414 UNEVALLED means pass the list of unevaluated arguments
1415 `prompt' says how to read arguments for an interactive call.
1416 See the doc string for `interactive'.
1417 A null string means call interactively with no arguments.
1418 `doc' is documentation for the user. */
1420 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1421 || defined (USE_NONANSI_DEFUN)
1422 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1423 Lisp_Object fnname (); \
1424 struct Lisp_Subr sname = \
1425 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1426 fnname, minargs, maxargs, lname, prompt, 0}; \
1431 /* This version of DEFUN declares a function prototype with the right
1432 arguments, so we can catch errors with maxargs at compile-time. */
1433 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1434 Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
1435 struct Lisp_Subr sname = \
1436 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1437 fnname, minargs, maxargs, lname, prompt, 0}; \
1440 /* Note that the weird token-substitution semantics of ANSI C makes
1441 this work for MANY and UNEVALLED. */
1442 #define DEFUN_ARGS_MANY (int, Lisp_Object *)
1443 #define DEFUN_ARGS_UNEVALLED (Lisp_Object)
1444 #define DEFUN_ARGS_0 (void)
1445 #define DEFUN_ARGS_1 (Lisp_Object)
1446 #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object)
1447 #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object)
1448 #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1449 #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1451 #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1452 Lisp_Object, Lisp_Object)
1453 #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1454 Lisp_Object, Lisp_Object, Lisp_Object)
1455 #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1456 Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1459 /* Non-zero if OBJ is a Lisp function. */
1461 #define FUNCTIONP(OBJ) \
1462 ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \
1463 || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \
1464 || COMPILEDP (OBJ) \
1468 is how we define the symbol for function `name' at start-up time. */
1469 extern void defsubr
P_ ((struct Lisp_Subr
*));
1472 #define UNEVALLED -1
1474 extern void defvar_lisp
P_ ((char *, Lisp_Object
*));
1475 extern void defvar_lisp_nopro
P_ ((char *, Lisp_Object
*));
1476 extern void defvar_bool
P_ ((char *, int *));
1477 extern void defvar_int
P_ ((char *, int *));
1478 extern void defvar_per_buffer
P_ ((char *, Lisp_Object
*, Lisp_Object
, char *));
1479 extern void defvar_kboard
P_ ((char *, int));
1481 /* Macros we use to define forwarded Lisp variables.
1482 These are used in the syms_of_FILENAME functions. */
1484 #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname)
1485 #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname)
1486 #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname)
1487 #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname)
1488 #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \
1489 defvar_per_buffer (lname, vname, type, 0)
1490 #define DEFVAR_KBOARD(lname, vname, doc) \
1491 defvar_kboard (lname, \
1492 (int)((char *)(¤t_kboard->vname) \
1493 - (char *)current_kboard))
1495 /* Structure for recording Lisp call stack for backtrace purposes. */
1497 /* The special binding stack holds the outer values of variables while
1498 they are bound by a function application or a let form, stores the
1499 code to be executed for Lisp unwind-protect forms, and stores the C
1500 functions to be called for record_unwind_protect.
1502 If func is non-zero, undoing this binding applies func to old_value;
1503 This implements record_unwind_protect.
1504 If func is zero and symbol is nil, undoing this binding evaluates
1505 the list of forms in old_value; this implements Lisp's unwind-protect
1508 Otherwise, the element is a variable binding.
1510 If the symbol field is a symbol, it is an ordinary variable binding.
1512 Otherwise, it should be a structure (SYMBOL WHERE
1513 . CURRENT-BUFFER), which means having bound a local value while
1514 CURRENT-BUFFER was active. If WHERE is nil this means we saw the
1515 default value when binding SYMBOL. WHERE being a buffer or frame
1516 means we saw a buffer-local or frame-local value. Other values of
1517 WHERE mean an internal error. */
1521 Lisp_Object symbol
, old_value
;
1522 Lisp_Object (*func
) P_ ((Lisp_Object
));
1523 Lisp_Object unused
; /* Dividing by 16 is faster than by 12 */
1526 extern struct specbinding
*specpdl
;
1527 extern struct specbinding
*specpdl_ptr
;
1528 extern int specpdl_size
;
1530 #define BINDING_STACK_SIZE() (specpdl_ptr - specpdl)
1532 /* Everything needed to describe an active condition case. */
1535 /* The handler clauses and variable from the condition-case form. */
1536 Lisp_Object handler
;
1538 /* Fsignal stores here the condition-case clause that applies,
1539 and Fcondition_case thus knows which clause to run. */
1540 Lisp_Object chosen_clause
;
1542 /* Used to effect the longjump out to the handler. */
1543 struct catchtag
*tag
;
1545 /* The next enclosing handler. */
1546 struct handler
*next
;
1549 extern struct handler
*handlerlist
;
1551 extern struct catchtag
*catchlist
;
1552 extern struct backtrace
*backtrace_list
;
1554 extern Lisp_Object memory_signal_data
;
1556 /* An address near the bottom of the stack.
1557 Tells GC how to save a copy of the stack. */
1558 extern char *stack_bottom
;
1560 /* Check quit-flag and quit if it is non-nil.
1561 Typing C-g does not directly cause a quit; it only sets Vquit_flag.
1562 So the program needs to do QUIT at times when it is safe to quit.
1563 Every loop that might run for a long time or might not exit
1564 ought to do QUIT at least once, at a safe place.
1565 Unless that is impossible, of course.
1566 But it is very desirable to avoid creating loops where QUIT is impossible.
1568 Exception: if you set immediate_quit to nonzero,
1569 then the handler that responds to the C-g does the quit itself.
1570 This is a good thing to do around a loop that has no side effects
1571 and (in particular) cannot call arbitrary Lisp code. */
1575 if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \
1577 Vquit_flag = Qnil; \
1578 Fsignal (Qquit, Qnil); \
1582 /* Nonzero if ought to quit now. */
1584 #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit))
1586 /* Variables used locally in the following case handling macros. */
1587 extern int case_temp1
;
1588 extern Lisp_Object case_temp2
;
1590 /* Current buffer's map from characters to lower-case characters. */
1592 #define DOWNCASE_TABLE current_buffer->downcase_table
1594 /* Current buffer's map from characters to upper-case characters. */
1596 #define UPCASE_TABLE current_buffer->upcase_table
1598 /* Downcase a character, or make no change if that cannot be done. */
1600 #define DOWNCASE(CH) \
1601 ((case_temp1 = (CH), \
1602 case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \
1603 NATNUMP (case_temp2)) \
1604 ? XFASTINT (case_temp2) : case_temp1)
1606 /* 1 if CH is upper case. */
1608 #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH))
1610 /* 1 if CH is neither upper nor lower case. */
1612 #define NOCASEP(CH) (UPCASE1 (CH) == (CH))
1614 /* 1 if CH is lower case. */
1616 #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH))
1618 /* Upcase a character, or make no change if that cannot be done. */
1620 #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH))
1622 /* Upcase a character known to be not upper case. */
1624 #define UPCASE1(CH) \
1625 ((case_temp1 = (CH), \
1626 case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \
1627 NATNUMP (case_temp2)) \
1628 ? XFASTINT (case_temp2) : case_temp1)
1630 extern Lisp_Object Vascii_downcase_table
;
1632 /* Number of bytes of structure consed since last GC. */
1634 extern int consing_since_gc
;
1636 /* Threshold for doing another gc. */
1638 extern int gc_cons_threshold
;
1640 /* Structure for recording stack slots that need marking. */
1642 /* This is a chain of structures, each of which points at a Lisp_Object variable
1643 whose value should be marked in garbage collection.
1644 Normally every link of the chain is an automatic variable of a function,
1645 and its `val' points to some argument or local variable of the function.
1646 On exit to the function, the chain is set back to the value it had on entry.
1647 This way, no link remains in the chain when the stack frame containing the
1650 Every function that can call Feval must protect in this fashion all
1651 Lisp_Object variables whose contents will be used again. */
1653 extern struct gcpro
*gcprolist
;
1659 /* Address of first protected variable. */
1660 volatile Lisp_Object
*var
;
1662 /* Number of consecutive protected variables. */
1670 /* Values of GC_MARK_STACK during compilation:
1672 0 Use GCPRO as before
1673 1 Do the real thing, make GCPROs and UNGCPRO no-ops.
1674 2 Mark the stack, and check that everything GCPRO'd is
1676 3 Mark using GCPRO's, mark stack last, and count how many
1677 dead objects are kept alive. */
1680 #define GC_USE_GCPROS_AS_BEFORE 0
1681 #define GC_MAKE_GCPROS_NOOPS 1
1682 #define GC_MARK_STACK_CHECK_GCPROS 2
1683 #define GC_USE_GCPROS_CHECK_ZOMBIES 3
1685 #ifndef GC_MARK_STACK
1686 #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE
1689 #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS
1691 #define GCPRO1(varname) ((void) 0)
1692 #define GCPRO2(varname1, varname2)((void) 0)
1693 #define GCPRO3(varname1, varname2, varname3) ((void) 0)
1694 #define GCPRO4(varname1, varname2, varname3, varname4) ((void) 0)
1695 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) ((void) 0)
1696 #define UNGCPRO ((void) 0)
1698 #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1702 #define GCPRO1(varname) \
1703 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1704 gcprolist = &gcpro1; }
1706 #define GCPRO2(varname1, varname2) \
1707 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1708 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1709 gcprolist = &gcpro2; }
1711 #define GCPRO3(varname1, varname2, varname3) \
1712 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1713 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1714 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1715 gcprolist = &gcpro3; }
1717 #define GCPRO4(varname1, varname2, varname3, varname4) \
1718 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1719 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1720 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1721 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1722 gcprolist = &gcpro4; }
1724 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1725 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1726 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1727 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1728 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1729 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1730 gcprolist = &gcpro5; }
1732 #define UNGCPRO (gcprolist = gcpro1.next)
1736 extern int gcpro_level
;
1738 #define GCPRO1(varname) \
1739 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1740 gcpro1.level = gcpro_level++; \
1741 gcprolist = &gcpro1; }
1743 #define GCPRO2(varname1, varname2) \
1744 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1745 gcpro1.level = gcpro_level; \
1746 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1747 gcpro2.level = gcpro_level++; \
1748 gcprolist = &gcpro2; }
1750 #define GCPRO3(varname1, varname2, varname3) \
1751 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1752 gcpro1.level = gcpro_level; \
1753 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1754 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1755 gcpro3.level = gcpro_level++; \
1756 gcprolist = &gcpro3; }
1758 #define GCPRO4(varname1, varname2, varname3, varname4) \
1759 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1760 gcpro1.level = gcpro_level; \
1761 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1762 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1763 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1764 gcpro4.level = gcpro_level++; \
1765 gcprolist = &gcpro4; }
1767 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1768 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1769 gcpro1.level = gcpro_level; \
1770 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1771 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1772 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1773 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1774 gcpro5.level = gcpro_level++; \
1775 gcprolist = &gcpro5; }
1778 ((--gcpro_level != gcpro1.level) \
1780 : ((gcprolist = gcpro1.next), 0))
1782 #endif /* DEBUG_GCPRO */
1783 #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1786 /* Evaluate expr, UNGCPRO, and then return the value of expr. */
1787 #define RETURN_UNGCPRO(expr) \
1790 Lisp_Object ret_ungc_val; \
1791 ret_ungc_val = (expr); \
1793 return ret_ungc_val; \
1797 /* Call staticpro (&var) to protect static variable `var'. */
1799 void staticpro
P_ ((Lisp_Object
*));
1801 /* Declare a Lisp-callable function. The MAXARGS parameter has the same
1802 meaning as in the DEFUN macro, and is used to construct a prototype. */
1803 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1804 || defined (USE_NONANSI_DEFUN)
1805 #define EXFUN(fnname, maxargs) \
1806 extern Lisp_Object fnname ()
1808 /* We can use the same trick as in the DEFUN macro to generate the
1809 appropriate prototype. */
1810 #define EXFUN(fnname, maxargs) \
1811 extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs
1814 /* Forward declarations for prototypes. */
1818 /* Defined in data.c */
1819 extern Lisp_Object Qnil
, Qt
, Qquote
, Qlambda
, Qsubr
, Qunbound
;
1820 extern Lisp_Object Qerror_conditions
, Qerror_message
, Qtop_level
;
1821 extern Lisp_Object Qerror
, Qquit
, Qwrong_type_argument
, Qargs_out_of_range
;
1822 extern Lisp_Object Qvoid_variable
, Qvoid_function
;
1823 extern Lisp_Object Qsetting_constant
, Qinvalid_read_syntax
;
1824 extern Lisp_Object Qinvalid_function
, Qwrong_number_of_arguments
, Qno_catch
;
1825 extern Lisp_Object Qend_of_file
, Qarith_error
;
1826 extern Lisp_Object Qbeginning_of_buffer
, Qend_of_buffer
, Qbuffer_read_only
;
1827 extern Lisp_Object Qmark_inactive
, Qtext_read_only
;
1829 extern Lisp_Object Qrange_error
, Qdomain_error
, Qsingularity_error
;
1830 extern Lisp_Object Qoverflow_error
, Qunderflow_error
;
1832 extern Lisp_Object Qintegerp
, Qnumberp
, Qnatnump
, Qwholenump
;
1833 extern Lisp_Object Qsymbolp
, Qlistp
, Qconsp
;
1834 extern Lisp_Object Qstringp
, Qarrayp
, Qsequencep
, Qbufferp
;
1835 extern Lisp_Object Qchar_or_string_p
, Qmarkerp
, Qvectorp
;
1836 extern Lisp_Object Qinteger_or_marker_p
, Qnumber_or_marker_p
;
1837 extern Lisp_Object Qchar_table_p
, Qvector_or_char_table_p
;
1838 extern Lisp_Object Qboundp
, Qfboundp
;
1839 extern Lisp_Object Qbuffer_or_string_p
;
1840 extern Lisp_Object Qcdr
;
1842 extern Lisp_Object Qfloatp
, Qinteger_or_floatp
, Qinteger_or_float_or_marker_p
;
1844 extern Lisp_Object Qframep
;
1852 EXFUN (Fintegerp
, 1);
1853 EXFUN (Fnatnump
, 1);
1854 EXFUN (Fsymbolp
, 1);
1855 EXFUN (Fvectorp
, 1);
1856 EXFUN (Fstringp
, 1);
1857 EXFUN (Fmultibyte_string_p
, 1);
1859 EXFUN (Fsequencep
, 1);
1860 EXFUN (Fbufferp
, 1);
1861 EXFUN (Fmarkerp
, 1);
1863 EXFUN (Fchar_or_string_p
, 1);
1864 EXFUN (Finteger_or_marker_p
, 1);
1866 EXFUN (Finteger_or_floatp
, 1);
1867 EXFUN (Finteger_or_float_or_marker_p
, 1);
1870 EXFUN (Fcar_safe
, 1);
1872 EXFUN (Fcdr_safe
, 1);
1876 EXFUN (Ffboundp
, 1);
1877 EXFUN (Fmakunbound
, 1);
1878 EXFUN (Ffmakunbound
, 1);
1879 EXFUN (Fsymbol_function
, 1);
1880 EXFUN (Fsymbol_plist
, 1);
1881 EXFUN (Fsymbol_name
, 1);
1882 extern Lisp_Object indirect_function
P_ ((Lisp_Object
));
1883 EXFUN (Findirect_function
, 1);
1885 EXFUN (Fsetplist
, 2);
1886 EXFUN (Fsymbol_value
, 1);
1887 extern Lisp_Object find_symbol_value
P_ ((Lisp_Object
));
1889 EXFUN (Fdefault_value
, 1);
1890 EXFUN (Fset_default
, 2);
1891 EXFUN (Fdefault_boundp
, 1);
1892 EXFUN (Fmake_local_variable
, 1);
1893 EXFUN (Flocal_variable_p
, 2);
1894 EXFUN (Flocal_variable_if_set_p
, 2);
1899 EXFUN (Fstring_to_number
, 2);
1900 EXFUN (Fnumber_to_string
, 1);
1901 EXFUN (Feqlsign
, 2);
1908 EXFUN (Fplus
, MANY
);
1909 EXFUN (Fminus
, MANY
);
1910 EXFUN (Ftimes
, MANY
);
1915 EXFUN (Flogand
, MANY
);
1916 EXFUN (Flogior
, MANY
);
1917 EXFUN (Flogxor
, MANY
);
1924 EXFUN (Fmake_variable_buffer_local
, 1);
1926 extern Lisp_Object long_to_cons
P_ ((unsigned long));
1927 extern unsigned long cons_to_long
P_ ((Lisp_Object
));
1928 extern void args_out_of_range
P_ ((Lisp_Object
, Lisp_Object
));
1929 extern void args_out_of_range_3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
1930 extern Lisp_Object wrong_type_argument
P_ ((Lisp_Object
, Lisp_Object
));
1931 extern void store_symval_forwarding
P_ ((Lisp_Object
, Lisp_Object
,
1932 Lisp_Object
, struct buffer
*));
1933 extern Lisp_Object do_symval_forwarding
P_ ((Lisp_Object
));
1934 extern Lisp_Object set_internal
P_ ((Lisp_Object
, Lisp_Object
, struct buffer
*, int));
1935 extern void syms_of_data
P_ ((void));
1936 extern void init_data
P_ ((void));
1937 extern void swap_in_global_binding
P_ ((Lisp_Object
));
1939 /* Defined in cmds.c */
1940 EXFUN (Fend_of_line
, 1);
1941 EXFUN (Fforward_char
, 1);
1942 EXFUN (Fforward_line
, 1);
1943 extern int forward_point
P_ ((int));
1944 extern int internal_self_insert
P_ ((int, int));
1945 extern void syms_of_cmds
P_ ((void));
1946 extern void keys_of_cmds
P_ ((void));
1948 /* Defined in coding.c */
1949 EXFUN (Fcoding_system_p
, 1);
1950 EXFUN (Fcheck_coding_system
, 1);
1951 EXFUN (Fread_coding_system
, 2);
1952 EXFUN (Fread_non_nil_coding_system
, 1);
1953 EXFUN (Ffind_operation_coding_system
, MANY
);
1954 EXFUN (Fencode_coding_string
, 3);
1955 EXFUN (Fdecode_coding_string
, 3);
1956 extern Lisp_Object detect_coding_system
P_ ((unsigned char *, int, int, int));
1957 Lisp_Object code_convert_string_norecord
P_ ((Lisp_Object
, Lisp_Object
, int));
1958 extern void init_coding
P_ ((void));
1959 extern void init_coding_once
P_ ((void));
1960 extern void syms_of_coding
P_ ((void));
1961 extern Lisp_Object code_convert_string_norecord
P_ ((Lisp_Object
, Lisp_Object
,
1964 /* Defined in charset.c */
1965 extern int nonascii_insert_offset
;
1966 extern Lisp_Object Vnonascii_translation_table
;
1967 EXFUN (Fchar_bytes
, 1);
1968 EXFUN (Fchar_width
, 1);
1969 EXFUN (Fstring
, MANY
);
1970 extern int chars_in_text
P_ ((unsigned char *, int));
1971 extern int multibyte_chars_in_text
P_ ((unsigned char *, int));
1972 extern int unibyte_char_to_multibyte
P_ ((int));
1973 extern int multibyte_char_to_unibyte
P_ ((int, Lisp_Object
));
1974 extern Lisp_Object Qcharset
;
1975 extern void init_charset_once
P_ ((void));
1976 extern void syms_of_charset
P_ ((void));
1978 /* Defined in syntax.c */
1979 EXFUN (Fforward_word
, 1);
1980 EXFUN (Fskip_chars_forward
, 2);
1981 EXFUN (Fskip_chars_backward
, 2);
1982 EXFUN (Fsyntax_table_p
, 1);
1983 EXFUN (Fsyntax_table
, 0);
1984 EXFUN (Fset_syntax_table
, 1);
1985 extern void init_syntax_once
P_ ((void));
1986 extern void syms_of_syntax
P_ ((void));
1988 /* Defined in fns.c */
1989 extern int use_dialog_box
;
1990 extern int next_almost_prime
P_ ((int));
1991 extern Lisp_Object larger_vector
P_ ((Lisp_Object
, int, Lisp_Object
));
1992 extern void sweep_weak_hash_tables
P_ ((void));
1993 extern Lisp_Object Qstring_lessp
;
1994 EXFUN (Foptimize_char_table
, 1);
1995 extern Lisp_Object Vfeatures
;
1996 extern Lisp_Object QCtest
, QCweakness
, Qequal
;
1997 unsigned sxhash
P_ ((Lisp_Object
, int));
1998 Lisp_Object make_hash_table
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
,
1999 Lisp_Object
, Lisp_Object
, Lisp_Object
,
2001 Lisp_Object copy_hash_table
P_ ((struct Lisp_Hash_Table
*));
2002 int hash_lookup
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, unsigned *));
2003 int hash_put
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, Lisp_Object
,
2005 void hash_remove
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
2006 void hash_clear
P_ ((struct Lisp_Hash_Table
*));
2007 void remove_hash_entry
P_ ((struct Lisp_Hash_Table
*, int));
2008 extern void init_fns
P_ ((void));
2010 EXFUN (Fmake_hash_table
, MANY
);
2011 EXFUN (Fcopy_hash_table
, 1);
2012 EXFUN (Fhash_table_count
, 1);
2013 EXFUN (Fhash_table_rehash_size
, 1);
2014 EXFUN (Fhash_table_rehash_threshold
, 1);
2015 EXFUN (Fhash_table_size
, 1);
2016 EXFUN (Fhash_table_test
, 1);
2017 EXFUN (Fhash_table_weak
, 1);
2018 EXFUN (Fhash_table_p
, 1);
2019 EXFUN (Fclrhash
, 1);
2020 EXFUN (Fgethash
, 3);
2021 EXFUN (Fputhash
, 3);
2022 EXFUN (Fremhash
, 2);
2023 EXFUN (Fmaphash
, 2);
2024 EXFUN (Fdefine_hash_table_test
, 3);
2026 EXFUN (Fidentity
, 1);
2029 EXFUN (Fsafe_length
, 1);
2030 EXFUN (Fappend
, MANY
);
2031 EXFUN (Fconcat
, MANY
);
2032 EXFUN (Fvconcat
, MANY
);
2033 EXFUN (Fcopy_sequence
, 1);
2034 EXFUN (Fstring_make_multibyte
, 1);
2035 EXFUN (Fstring_make_unibyte
, 1);
2036 EXFUN (Fstring_as_multibyte
, 1);
2037 EXFUN (Fstring_as_unibyte
, 1);
2038 EXFUN (Fsubstring
, 3);
2039 extern Lisp_Object substring_both
P_ ((Lisp_Object
, int, int, int, int));
2050 EXFUN (Freverse
, 1);
2051 EXFUN (Fnreverse
, 1);
2055 EXFUN (Ffillarray
, 2);
2056 EXFUN (Fnconc
, MANY
);
2058 EXFUN (Fmapconcat
, 3);
2059 EXFUN (Fy_or_n_p
, 1);
2060 extern Lisp_Object do_yes_or_no_p
P_ ((Lisp_Object
));
2061 EXFUN (Ffeaturep
, 1);
2062 EXFUN (Frequire
, 3);
2063 EXFUN (Fprovide
, 1);
2064 extern Lisp_Object concat2
P_ ((Lisp_Object
, Lisp_Object
));
2065 extern Lisp_Object concat3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2066 extern Lisp_Object nconc2
P_ ((Lisp_Object
, Lisp_Object
));
2067 extern Lisp_Object assq_no_quit
P_ ((Lisp_Object
, Lisp_Object
));
2068 extern void clear_string_char_byte_cache
P_ ((void));
2069 extern int string_char_to_byte
P_ ((Lisp_Object
, int));
2070 extern int string_byte_to_char
P_ ((Lisp_Object
, int));
2071 extern Lisp_Object string_make_multibyte
P_ ((Lisp_Object
));
2072 extern Lisp_Object string_make_unibyte
P_ ((Lisp_Object
));
2073 EXFUN (Fcopy_alist
, 1);
2074 EXFUN (Fplist_get
, 2);
2075 EXFUN (Fplist_put
, 3);
2076 EXFUN (Fset_char_table_parent
, 2);
2077 EXFUN (Fchar_table_extra_slot
, 2);
2078 EXFUN (Fset_char_table_extra_slot
, 3);
2080 EXFUN (Fstring_equal
, 2);
2081 EXFUN (Fcompare_strings
, 7);
2082 EXFUN (Fstring_lessp
, 2);
2083 extern int char_table_translate
P_ ((Lisp_Object
, int));
2084 extern void map_char_table
P_ ((void (*) (Lisp_Object
, Lisp_Object
, Lisp_Object
),
2085 Lisp_Object
, Lisp_Object
, Lisp_Object
, int,
2087 extern Lisp_Object char_table_ref_and_index
P_ ((Lisp_Object
, int, int *));
2088 extern void syms_of_fns
P_ ((void));
2090 /* Defined in floatfns.c */
2091 extern double extract_float
P_ ((Lisp_Object
));
2093 EXFUN (Ftruncate
, 2);
2094 extern void init_floatfns
P_ ((void));
2095 extern void syms_of_floatfns
P_ ((void));
2097 /* Defined in insdel.c */
2098 extern void move_gap
P_ ((int));
2099 extern void move_gap_both
P_ ((int, int));
2100 extern void make_gap
P_ ((int));
2101 extern int copy_text
P_ ((unsigned char *, unsigned char *, int, int, int));
2102 extern int count_size_as_multibyte
P_ ((unsigned char *, int));
2103 extern int count_combining_before
P_ ((unsigned char *, int, int, int));
2104 extern int count_combining_after
P_ ((unsigned char *, int, int, int));
2105 extern void insert
P_ ((unsigned char *, int));
2106 extern void insert_and_inherit
P_ ((unsigned char *, int));
2107 extern void insert_1
P_ ((unsigned char *, int, int, int, int));
2108 extern void insert_1_both
P_ ((unsigned char *, int, int, int, int, int));
2109 extern void insert_from_string
P_ ((Lisp_Object
, int, int, int, int, int));
2110 extern void insert_from_buffer
P_ ((struct buffer
*, int, int, int));
2111 extern void insert_char
P_ ((int));
2112 extern void insert_string
P_ ((char *));
2113 extern void insert_before_markers
P_ ((unsigned char *, int));
2114 extern void insert_before_markers_and_inherit
P_ ((unsigned char *, int));
2115 extern void insert_from_string_before_markers
P_ ((Lisp_Object
, int, int, int, int, int));
2116 extern void del_range
P_ ((int, int));
2117 extern Lisp_Object del_range_1
P_ ((int, int, int, int));
2118 extern void del_range_byte
P_ ((int, int, int));
2119 extern void del_range_both
P_ ((int, int, int, int, int));
2120 extern Lisp_Object del_range_2
P_ ((int, int, int, int, int));
2121 extern void modify_region
P_ ((struct buffer
*, int, int));
2122 extern void prepare_to_modify_buffer
P_ ((int, int, int *));
2123 extern void signal_before_change
P_ ((int, int, int *));
2124 extern void signal_after_change
P_ ((int, int, int));
2125 extern void adjust_after_replace
P_ ((int, int, Lisp_Object
, int, int));
2126 extern void adjust_after_insert
P_ ((int, int, int, int, int));
2127 extern void replace_range
P_ ((int, int, Lisp_Object
, int, int, int));
2128 extern void syms_of_insdel
P_ ((void));
2130 /* Defined in dispnew.c */
2131 extern Lisp_Object selected_frame
;
2133 EXFUN (Fredraw_frame
, 1);
2134 EXFUN (Fredraw_display
, 0);
2135 EXFUN (Fsleep_for
, 2);
2136 EXFUN (Fsit_for
, 3);
2137 extern Lisp_Object sit_for
P_ ((int, int, int, int, int));
2138 extern void init_display
P_ ((void));
2139 extern void syms_of_display
P_ ((void));
2140 extern void safe_bcopy
P_ ((char *, char *, int));
2142 /* Defined in xdisp.c */
2143 extern Lisp_Object Qinhibit_point_motion_hooks
;
2144 extern Lisp_Object Qinhibit_redisplay
, Qdisplay
;
2145 extern Lisp_Object Qinhibit_eval_during_redisplay
;
2146 extern Lisp_Object Qmessage_truncate_lines
;
2147 extern Lisp_Object Vmessage_log_max
;
2148 extern int message_enable_multibyte
;
2149 extern Lisp_Object echo_area_buffer
[2];
2150 extern void check_message_stack
P_ ((void));
2151 extern void setup_echo_area_for_printing
P_ ((int));
2152 extern int push_message
P_ ((void));
2153 extern Lisp_Object push_message_unwind
P_ ((Lisp_Object
));
2154 extern void pop_message
P_ ((void));
2155 extern void restore_message
P_ ((void));
2156 extern Lisp_Object current_message
P_ ((void));
2157 extern void set_message
P_ ((char *s
, Lisp_Object
, int, int));
2158 extern void clear_message
P_ ((int, int));
2159 extern void message
P_ ((/* char *, ... */));
2160 extern void message_nolog
P_ ((/* char *, ... */));
2161 extern void message1
P_ ((char *));
2162 extern void message1_nolog
P_ ((char *));
2163 extern void message2
P_ ((char *, int, int));
2164 extern void message2_nolog
P_ ((char *, int, int));
2165 extern void message3
P_ ((Lisp_Object
, int, int));
2166 extern void message3_nolog
P_ ((Lisp_Object
, int, int));
2167 extern void message_dolog
P_ ((char *, int, int, int));
2168 extern void message_with_string
P_ ((char *, Lisp_Object
, int));
2169 extern void message_log_maybe_newline
P_ ((void));
2170 extern void update_echo_area
P_ ((void));
2171 extern void truncate_echo_area
P_ ((int));
2172 extern void redisplay
P_ ((void));
2173 extern int check_point_in_composition
2174 P_ ((struct buffer
*, int, struct buffer
*, int));
2175 extern void redisplay_preserve_echo_area
P_ ((int));
2176 extern void mark_window_display_accurate
P_ ((Lisp_Object
, int));
2177 extern int invisible_p
P_ ((Lisp_Object
, Lisp_Object
));
2178 extern void prepare_menu_bars
P_ ((void));
2179 extern void syms_of_xdisp
P_ ((void));
2180 extern void init_xdisp
P_ ((void));
2181 extern Lisp_Object safe_eval
P_ ((Lisp_Object
));
2182 extern int pos_visible_p
P_ ((struct window
*, int, int *, int));
2184 /* Defined in vm-limit.c. */
2185 extern void memory_warnings
P_ ((POINTER_TYPE
*, void (*warnfun
) ()));
2187 /* Defined in alloc.c */
2188 extern void allocate_string_data
P_ ((struct Lisp_String
*, int, int));
2189 extern void uninterrupt_malloc
P_ ((void));
2190 extern void malloc_warning
P_ ((char *));
2191 extern void memory_full
P_ ((void));
2192 extern void buffer_memory_full
P_ ((void));
2193 extern int survives_gc_p
P_ ((Lisp_Object
));
2194 extern void mark_object
P_ ((Lisp_Object
*));
2195 extern Lisp_Object Vpurify_flag
;
2201 EXFUN (Flist
, MANY
);
2202 EXFUN (Fmake_list
, 2);
2203 extern Lisp_Object allocate_misc
P_ ((void));
2204 EXFUN (Fmake_vector
, 2);
2205 EXFUN (Fvector
, MANY
);
2206 EXFUN (Fmake_symbol
, 1);
2207 EXFUN (Fmake_marker
, 0);
2208 EXFUN (Fmake_string
, 2);
2209 extern Lisp_Object build_string
P_ ((char *));
2210 extern Lisp_Object make_string
P_ ((char *, int));
2211 extern Lisp_Object make_unibyte_string
P_ ((char *, int));
2212 extern Lisp_Object make_multibyte_string
P_ ((char *, int, int));
2213 extern Lisp_Object make_event_array
P_ ((int, Lisp_Object
*));
2214 extern Lisp_Object make_uninit_string
P_ ((int));
2215 extern Lisp_Object make_uninit_multibyte_string
P_ ((int, int));
2216 extern Lisp_Object make_string_from_bytes
P_ ((char *, int, int));
2217 extern Lisp_Object make_specified_string
P_ ((char *, int, int, int));
2218 EXFUN (Fpurecopy
, 1);
2219 extern Lisp_Object make_pure_string
P_ ((char *, int, int, int));
2220 extern Lisp_Object pure_cons
P_ ((Lisp_Object
, Lisp_Object
));
2221 extern Lisp_Object make_pure_vector
P_ ((EMACS_INT
));
2222 EXFUN (Fgarbage_collect
, 0);
2223 EXFUN (Fmake_byte_code
, MANY
);
2224 EXFUN (Fmake_bool_vector
, 2);
2225 EXFUN (Fmake_char_table
, 2);
2226 extern Lisp_Object make_sub_char_table
P_ ((Lisp_Object
));
2227 extern Lisp_Object Qchar_table_extra_slots
;
2228 extern struct Lisp_Vector
*allocate_vector
P_ ((EMACS_INT
));
2229 extern struct Lisp_Vector
*allocate_other_vector
P_ ((EMACS_INT
));
2230 extern struct Lisp_Hash_Table
*allocate_hash_table
P_ ((void));
2231 extern struct window
*allocate_window
P_ ((void));
2232 extern struct frame
*allocate_frame
P_ ((void));
2233 extern struct Lisp_Process
*allocate_process
P_ ((void));
2234 extern int gc_in_progress
;
2235 extern Lisp_Object make_float
P_ ((double));
2236 extern void display_malloc_warning
P_ ((void));
2237 extern int inhibit_garbage_collection
P_ ((void));
2238 extern void free_marker
P_ ((Lisp_Object
));
2239 extern void free_cons
P_ ((struct Lisp_Cons
*));
2240 extern void init_alloc_once
P_ ((void));
2241 extern void init_alloc
P_ ((void));
2242 extern void syms_of_alloc
P_ ((void));
2243 extern struct buffer
* allocate_buffer
P_ ((void));
2245 /* Defined in print.c */
2246 extern Lisp_Object Vprin1_to_string_buffer
;
2247 extern void debug_print
P_ ((Lisp_Object
));
2249 EXFUN (Fprin1_to_string
, 2);
2253 EXFUN (Ferror_message_string
, 1);
2254 extern Lisp_Object Vstandard_output
, Qstandard_output
;
2255 extern Lisp_Object Qexternal_debugging_output
;
2256 extern void temp_output_buffer_setup
P_ ((char *));
2257 extern int print_level
, print_escape_newlines
;
2258 extern Lisp_Object Qprint_escape_newlines
;
2259 extern void write_string
P_ ((char *, int));
2260 extern void write_string_1
P_ ((char *, int, Lisp_Object
));
2261 extern void print_error_message
P_ ((Lisp_Object
, Lisp_Object
));
2262 extern Lisp_Object internal_with_output_to_temp_buffer
2263 P_ ((char *, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2264 extern void float_to_string
P_ ((unsigned char *, double));
2265 extern void syms_of_print
P_ ((void));
2267 /* Defined in doprnt.c */
2268 extern int doprnt
P_ ((char *, int, char *, char *, int, char **));
2269 extern int doprnt_lisp
P_ ((char *, int, char *, char *, int, char **));
2271 /* Defined in lread.c */
2272 extern Lisp_Object Qvariable_documentation
, Qstandard_input
;
2273 extern Lisp_Object Vobarray
, initial_obarray
, Vstandard_input
;
2275 EXFUN (Fread_from_string
, 3);
2277 EXFUN (Fintern_soft
, 2);
2279 EXFUN (Fget_file_char
, 0);
2280 EXFUN (Fread_char
, 2);
2281 EXFUN (Fread_event
, 2);
2282 extern Lisp_Object read_filtered_event
P_ ((int, int, int, int));
2283 EXFUN (Feval_region
, 4);
2284 extern Lisp_Object intern
P_ ((char *));
2285 extern Lisp_Object make_symbol
P_ ((char *));
2286 extern Lisp_Object oblookup
P_ ((Lisp_Object
, char *, int, int));
2287 #define LOADHIST_ATTACH(x) \
2288 if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list)
2289 extern Lisp_Object Vcurrent_load_list
;
2290 extern Lisp_Object Vload_history
;
2291 extern int openp
P_ ((Lisp_Object
, Lisp_Object
, char *, Lisp_Object
*, int));
2292 extern int isfloat_string
P_ ((char *));
2293 extern void map_obarray
P_ ((Lisp_Object
, void (*) (Lisp_Object
, Lisp_Object
),
2295 extern void dir_warning
P_ ((char *, Lisp_Object
));
2296 extern void close_load_descs
P_ ((void));
2297 extern void init_obarray
P_ ((void));
2298 extern void init_lread
P_ ((void));
2299 extern void syms_of_lread
P_ ((void));
2301 /* Defined in eval.c */
2302 extern Lisp_Object Qautoload
, Qexit
, Qinteractive
, Qcommandp
, Qdefun
, Qmacro
;
2303 extern Lisp_Object Vinhibit_quit
, Qinhibit_quit
, Vquit_flag
;
2304 extern Lisp_Object Vmocklisp_arguments
, Qmocklisp
, Qmocklisp_arguments
;
2305 extern Lisp_Object Vautoload_queue
;
2306 extern Lisp_Object Vdebug_on_error
;
2307 extern Lisp_Object Vsignaling_function
;
2308 extern int handling_signal
;
2309 extern int interactive_p
P_ ((int));
2311 /* To run a normal hook, use the appropriate function from the list below.
2312 The calling convention:
2314 if (!NILP (Vrun_hooks))
2315 call1 (Vrun_hooks, Qmy_funny_hook);
2317 should no longer be used. */
2318 extern Lisp_Object Vrun_hooks
;
2319 EXFUN (Frun_hooks
, MANY
);
2320 EXFUN (Frun_hook_with_args
, MANY
);
2321 EXFUN (Frun_hook_with_args_until_success
, MANY
);
2322 EXFUN (Frun_hook_with_args_until_failure
, MANY
);
2323 extern Lisp_Object run_hook_list_with_args
P_ ((Lisp_Object
, int, Lisp_Object
*));
2324 extern void run_hook_with_args_2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2325 EXFUN (Fand
, UNEVALLED
);
2326 EXFUN (For
, UNEVALLED
);
2327 EXFUN (Fif
, UNEVALLED
);
2328 EXFUN (Fprogn
, UNEVALLED
);
2329 EXFUN (Fprog1
, UNEVALLED
);
2330 EXFUN (Fprog2
, UNEVALLED
);
2331 EXFUN (Fsetq
, UNEVALLED
);
2332 EXFUN (Fquote
, UNEVALLED
);
2333 EXFUN (Fuser_variable_p
, 1);
2334 EXFUN (Finteractive_p
, 0);
2335 EXFUN (Fdefun
, UNEVALLED
);
2336 EXFUN (Flet
, UNEVALLED
);
2337 EXFUN (FletX
, UNEVALLED
);
2338 EXFUN (Fwhile
, UNEVALLED
);
2339 EXFUN (Fcatch
, UNEVALLED
);
2340 EXFUN (Fthrow
, 2) NO_RETURN
;
2341 EXFUN (Funwind_protect
, UNEVALLED
);
2342 EXFUN (Fcondition_case
, UNEVALLED
);
2344 EXFUN (Fautoload
, 5);
2345 EXFUN (Fcommandp
, 1);
2347 EXFUN (Fapply
, MANY
);
2348 EXFUN (Ffuncall
, MANY
);
2349 EXFUN (Fbacktrace
, 0);
2350 extern Lisp_Object apply1
P_ ((Lisp_Object
, Lisp_Object
));
2351 extern Lisp_Object call0
P_ ((Lisp_Object
));
2352 extern Lisp_Object call1
P_ ((Lisp_Object
, Lisp_Object
));
2353 extern Lisp_Object call2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2354 extern Lisp_Object call3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2355 extern Lisp_Object call4
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2356 extern Lisp_Object call5
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2357 extern Lisp_Object call6
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2358 EXFUN (Fdo_auto_save
, 2);
2359 extern Lisp_Object apply_lambda
P_ ((Lisp_Object
, Lisp_Object
, int));
2360 extern Lisp_Object internal_catch
P_ ((Lisp_Object
, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2361 extern Lisp_Object internal_condition_case
P_ ((Lisp_Object (*) (void), Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2362 extern Lisp_Object internal_condition_case_1
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2363 extern Lisp_Object internal_condition_case_2
P_ ((Lisp_Object (*) (int, Lisp_Object
*), int, Lisp_Object
*, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2364 extern void specbind
P_ ((Lisp_Object
, Lisp_Object
));
2365 extern void record_unwind_protect
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2366 extern Lisp_Object unbind_to
P_ ((int, Lisp_Object
));
2367 extern void error
P_ ((/* char *, ... */)) NO_RETURN
;
2368 extern void do_autoload
P_ ((Lisp_Object
, Lisp_Object
));
2369 extern Lisp_Object un_autoload
P_ ((Lisp_Object
));
2370 EXFUN (Ffetch_bytecode
, 1);
2371 extern void init_eval_once
P_ ((void));
2372 extern Lisp_Object safe_call
P_ ((int, Lisp_Object
*));
2373 extern Lisp_Object safe_call1
P_ ((Lisp_Object
, Lisp_Object
));
2374 extern void init_eval
P_ ((void));
2375 extern void syms_of_eval
P_ ((void));
2377 /* Defined in editfns.c */
2378 EXFUN (Fcurrent_message
, 0);
2379 EXFUN (Fgoto_char
, 1);
2380 EXFUN (Fpoint_min_marker
, 0);
2381 EXFUN (Fpoint_max_marker
, 0);
2382 EXFUN (Fpoint_min
, 0);
2383 EXFUN (Fpoint_max
, 0);
2385 EXFUN (Fpoint_marker
, 0);
2386 EXFUN (Fmark_marker
, 0);
2387 EXFUN (Fline_beginning_position
, 1);
2388 EXFUN (Fline_end_position
, 1);
2389 EXFUN (Ffollowing_char
, 0);
2390 EXFUN (Fprevious_char
, 0);
2391 EXFUN (Fchar_after
, 1);
2392 EXFUN (Finsert
, MANY
);
2393 EXFUN (Finsert_and_inherit
, MANY
);
2394 EXFUN (Finsert_before_markers
, MANY
);
2395 EXFUN (Finsert_buffer_substring
, 3);
2396 EXFUN (Finsert_char
, 3);
2397 extern void insert1
P_ ((Lisp_Object
));
2402 EXFUN (Fformat
, MANY
);
2403 EXFUN (Fmessage
, MANY
);
2404 extern Lisp_Object format1
P_ ((/* char *, ... */));
2405 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2406 EXFUN (Fbuffer_substring
, 2);
2407 EXFUN (Fbuffer_string
, 0);
2408 extern Lisp_Object save_excursion_save
P_ ((void));
2409 extern Lisp_Object save_restriction_save
P_ ((void));
2410 extern Lisp_Object save_excursion_restore
P_ ((Lisp_Object
));
2411 extern Lisp_Object save_restriction_restore
P_ ((Lisp_Object
));
2412 EXFUN (Fchar_to_string
, 1);
2413 EXFUN (Fdelete_region
, 2);
2414 EXFUN (Fnarrow_to_region
, 2);
2416 EXFUN (Fuser_login_name
, 1);
2417 EXFUN (Fsystem_name
, 0);
2418 EXFUN (Fcurrent_time
, 0);
2419 extern int clip_to_bounds
P_ ((int, int, int));
2420 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2421 extern Lisp_Object make_buffer_string_both
P_ ((int, int, int, int, int));
2422 extern void init_editfns
P_ ((void));
2423 extern void syms_of_editfns
P_ ((void));
2424 EXFUN (Fcurrent_message
, 0);
2425 extern Lisp_Object Vinhibit_field_text_motion
;
2426 EXFUN (Fconstrain_to_field
, 5);
2427 EXFUN (Ffield_string
, 1);
2428 EXFUN (Fdelete_field
, 1);
2429 EXFUN (Ffield_beginning
, 2);
2430 EXFUN (Ffield_string_no_properties
, 1);
2431 extern void set_time_zone_rule
P_ ((char *));
2433 /* defined in buffer.c */
2434 extern int mouse_face_overlay_overlaps
P_ ((Lisp_Object
));
2435 extern void nsberror
P_ ((Lisp_Object
));
2436 extern char *no_switch_window
P_ ((Lisp_Object window
));
2437 EXFUN (Fset_buffer_multibyte
, 1);
2438 EXFUN (Foverlay_start
, 1);
2439 EXFUN (Foverlay_end
, 1);
2440 extern void adjust_overlays_for_insert
P_ ((int, int));
2441 extern void adjust_overlays_for_delete
P_ ((int, int));
2442 extern void fix_overlays_in_range
P_ ((int, int));
2443 extern void report_overlay_modification
P_ ((Lisp_Object
, Lisp_Object
, int,
2444 Lisp_Object
, Lisp_Object
, Lisp_Object
));
2445 extern int overlay_touches_p
P_ ((int));
2446 extern Lisp_Object Vbuffer_alist
, Vinhibit_read_only
;
2447 EXFUN (Fget_buffer
, 1);
2448 EXFUN (Fget_buffer_create
, 1);
2449 EXFUN (Fset_buffer
, 1);
2450 EXFUN (set_buffer_if_live
, 1);
2451 EXFUN (Fbarf_if_buffer_read_only
, 0);
2452 EXFUN (Fcurrent_buffer
, 0);
2453 EXFUN (Fswitch_to_buffer
, 2);
2454 EXFUN (Fpop_to_buffer
, 3);
2455 EXFUN (Fother_buffer
, 3);
2456 EXFUN (Foverlay_get
, 2);
2457 EXFUN (Fbuffer_modified_p
, 1);
2458 EXFUN (Fset_buffer_modified_p
, 1);
2459 EXFUN (Fkill_buffer
, 1);
2460 EXFUN (Fkill_all_local_variables
, 0);
2461 EXFUN (Fbuffer_disable_undo
, 1);
2462 EXFUN (Fbuffer_enable_undo
, 1);
2463 EXFUN (Ferase_buffer
, 0);
2464 extern Lisp_Object Qoverlayp
;
2465 extern Lisp_Object get_truename_buffer
P_ ((Lisp_Object
));
2466 extern struct buffer
*all_buffers
;
2467 EXFUN (Fprevious_overlay_change
, 1);
2468 EXFUN (Fbuffer_file_name
, 1);
2469 extern void init_buffer_once
P_ ((void));
2470 extern void init_buffer
P_ ((void));
2471 extern void syms_of_buffer
P_ ((void));
2472 extern void keys_of_buffer
P_ ((void));
2474 /* defined in marker.c */
2476 EXFUN (Fmarker_position
, 1);
2477 EXFUN (Fmarker_buffer
, 1);
2478 EXFUN (Fcopy_marker
, 2);
2479 EXFUN (Fset_marker
, 3);
2480 extern int marker_position
P_ ((Lisp_Object
));
2481 extern int marker_byte_position
P_ ((Lisp_Object
));
2482 extern void clear_charpos_cache
P_ ((struct buffer
*));
2483 extern int charpos_to_bytepos
P_ ((int));
2484 extern int buf_charpos_to_bytepos
P_ ((struct buffer
*, int));
2485 extern int buf_bytepos_to_charpos
P_ ((struct buffer
*, int));
2486 extern void unchain_marker
P_ ((Lisp_Object
));
2487 extern Lisp_Object set_marker_restricted
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2488 extern Lisp_Object set_marker_both
P_ ((Lisp_Object
, Lisp_Object
, int, int));
2489 extern Lisp_Object set_marker_restricted_both
P_ ((Lisp_Object
, Lisp_Object
,
2491 extern void syms_of_marker
P_ ((void));
2493 /* Defined in fileio.c */
2495 extern Lisp_Object Qfile_error
;
2496 EXFUN (Ffind_file_name_handler
, 2);
2497 EXFUN (Ffile_name_as_directory
, 1);
2498 EXFUN (Fmake_temp_name
, 1);
2499 EXFUN (Fexpand_file_name
, 2);
2500 EXFUN (Ffile_name_nondirectory
, 1);
2501 EXFUN (Fsubstitute_in_file_name
, 1);
2502 EXFUN (Ffile_symlink_p
, 1);
2503 EXFUN (Fverify_visited_file_modtime
, 1);
2504 EXFUN (Ffile_exists_p
, 1);
2505 EXFUN (Ffile_name_absolute_p
, 1);
2506 EXFUN (Fdirectory_file_name
, 1);
2507 EXFUN (Ffile_name_directory
, 1);
2508 extern Lisp_Object expand_and_dir_to_file
P_ ((Lisp_Object
, Lisp_Object
));
2509 EXFUN (Ffile_accessible_directory_p
, 1);
2510 EXFUN (Funhandled_file_name_directory
, 1);
2511 EXFUN (Ffile_directory_p
, 1);
2512 EXFUN (Fwrite_region
, 7);
2513 EXFUN (Ffile_readable_p
, 1);
2514 EXFUN (Ffile_executable_p
, 1);
2515 EXFUN (Fread_file_name
, 5);
2516 extern Lisp_Object close_file_unwind
P_ ((Lisp_Object
));
2517 extern void report_file_error
P_ ((char *, Lisp_Object
));
2518 extern int internal_delete_file
P_ ((Lisp_Object
));
2519 extern void syms_of_fileio
P_ ((void));
2520 EXFUN (Fmake_temp_name
, 1);
2521 extern void init_fileio_once
P_ ((void));
2522 extern Lisp_Object make_temp_name
P_ ((Lisp_Object
, int));
2524 /* Defined in abbrev.c */
2526 extern Lisp_Object Vfundamental_mode_abbrev_table
;
2527 extern void syms_of_abbrev
P_ ((void));
2529 /* defined in search.c */
2530 extern void shrink_regexp_cache
P_ ((void));
2531 EXFUN (Fstring_match
, 3);
2532 extern void restore_match_data
P_ ((void));
2533 EXFUN (Fmatch_data
, 2);
2534 EXFUN (Fset_match_data
, 1);
2535 EXFUN (Fmatch_beginning
, 1);
2536 EXFUN (Fmatch_end
, 1);
2537 EXFUN (Flooking_at
, 1);
2538 extern int fast_string_match
P_ ((Lisp_Object
, Lisp_Object
));
2539 extern int fast_c_string_match_ignore_case
P_ ((Lisp_Object
, char *));
2540 extern int scan_buffer
P_ ((int, int, int, int, int *, int));
2541 extern int scan_newline
P_ ((int, int, int, int, int, int));
2542 extern int find_next_newline
P_ ((int, int));
2543 extern int find_next_newline_no_quit
P_ ((int, int));
2544 extern int find_before_next_newline
P_ ((int, int, int));
2545 extern void syms_of_search
P_ ((void));
2547 /* defined in minibuf.c */
2549 extern Lisp_Object last_minibuf_string
;
2550 extern void choose_minibuf_frame
P_ ((void));
2551 extern int scmp
P_ ((unsigned char *, unsigned char *, int));
2552 EXFUN (Fcompleting_read
, 8);
2553 EXFUN (Fread_from_minibuffer
, 7);
2554 EXFUN (Fread_variable
, 2);
2555 EXFUN (Fread_buffer
, 3);
2556 EXFUN (Fread_minibuffer
, 2);
2557 EXFUN (Feval_minibuffer
, 2);
2558 EXFUN (Fread_string
, 5);
2559 EXFUN (Fread_no_blanks_input
, 3);
2560 extern Lisp_Object get_minibuffer
P_ ((int));
2561 extern void temp_echo_area_glyphs
P_ ((char *));
2562 extern void init_minibuf_once
P_ ((void));
2563 extern void syms_of_minibuf
P_ ((void));
2564 extern void keys_of_minibuf
P_ ((void));
2566 /* Defined in callint.c */
2568 extern Lisp_Object Qminus
, Qplus
, Vcurrent_prefix_arg
;
2569 extern Lisp_Object Vcommand_history
;
2570 extern Lisp_Object Qcall_interactively
, Qmouse_leave_buffer_hook
;
2571 EXFUN (Fcall_interactively
, 3);
2572 EXFUN (Fprefix_numeric_value
, 1);
2573 extern void syms_of_callint
P_ ((void));
2575 /* defined in casefiddle.c */
2577 EXFUN (Fdowncase
, 1);
2579 EXFUN (Fcapitalize
, 1);
2580 EXFUN (Fupcase_region
, 2);
2581 EXFUN (Fupcase_initials
, 1);
2582 EXFUN (Fupcase_initials_region
, 2);
2583 extern void syms_of_casefiddle
P_ ((void));
2584 extern void keys_of_casefiddle
P_ ((void));
2586 /* defined in casetab.c */
2588 EXFUN (Fset_case_table
, 1);
2589 EXFUN (Fset_standard_case_table
, 1);
2590 extern void init_casetab_once
P_ ((void));
2591 extern void syms_of_casetab
P_ ((void));
2593 /* defined in keyboard.c */
2596 extern Lisp_Object echo_message_buffer
;
2597 extern void cancel_echoing
P_ ((void));
2598 extern Lisp_Object Qdisabled
, QCfilter
;
2599 extern Lisp_Object Vtty_erase_char
, Vhelp_form
, Vtop_level
;
2600 extern int input_pending
;
2601 EXFUN (Fdiscard_input
, 0);
2602 EXFUN (Frecursive_edit
, 0);
2603 EXFUN (Fcommand_execute
, 4);
2604 EXFUN (Finput_pending_p
, 0);
2605 extern Lisp_Object menu_bar_items
P_ ((Lisp_Object
));
2606 extern Lisp_Object tool_bar_items
P_ ((Lisp_Object
, int *));
2607 extern Lisp_Object Qvertical_scroll_bar
;
2608 extern void discard_mouse_events
P_ ((void));
2609 EXFUN (Fevent_convert_list
, 1);
2610 EXFUN (Fread_key_sequence
, 5);
2611 EXFUN (Fset_input_mode
, 4);
2612 extern int detect_input_pending
P_ ((void));
2613 extern int detect_input_pending_run_timers
P_ ((int));
2614 extern void safe_run_hooks
P_ ((Lisp_Object
));
2615 extern void cmd_error_internal
P_ ((Lisp_Object
, char *));
2616 extern Lisp_Object command_loop_1
P_ ((void));
2617 extern Lisp_Object recursive_edit_1
P_ ((void));
2618 extern void record_auto_save
P_ ((void));
2619 extern void init_keyboard
P_ ((void));
2620 extern void syms_of_keyboard
P_ ((void));
2621 extern void keys_of_keyboard
P_ ((void));
2622 extern char *push_key_description
P_ ((unsigned int, char *, int));
2624 /* defined in keymap.c */
2626 #define KEYMAPP(m) (!NILP (get_keymap (m, 0, 0)))
2627 extern Lisp_Object Qkeymap
, Qmenu_bar
;
2628 extern Lisp_Object current_global_map
;
2629 EXFUN (Fmake_sparse_keymap
, 1);
2630 EXFUN (Fcopy_keymap
, 1);
2631 EXFUN (Fdefine_key
, 3);
2632 EXFUN (Flookup_key
, 3);
2633 EXFUN (Fkey_binding
, 2);
2634 EXFUN (Fkey_description
, 1);
2635 EXFUN (Fsingle_key_description
, 2);
2636 EXFUN (Fwhere_is_internal
, 4);
2637 extern Lisp_Object access_keymap
P_ ((Lisp_Object
, Lisp_Object
, int, int, int));
2638 extern Lisp_Object get_keyelt
P_ ((Lisp_Object
, int));
2639 extern Lisp_Object get_keymap
P_ ((Lisp_Object
, int, int));
2640 extern void describe_vector
P_ ((Lisp_Object
, Lisp_Object
,
2641 void (*) (Lisp_Object
), int,
2642 Lisp_Object
, Lisp_Object
, int *, int));
2643 extern void describe_map_tree
P_ ((Lisp_Object
, int, Lisp_Object
, Lisp_Object
,
2644 char *, int, int, int));
2645 extern int current_minor_maps
P_ ((Lisp_Object
**, Lisp_Object
**));
2646 extern void initial_define_key
P_ ((Lisp_Object
, int, char *));
2647 extern void initial_define_lispy_key
P_ ((Lisp_Object
, char *, char *));
2648 extern void syms_of_keymap
P_ ((void));
2649 extern void keys_of_keymap
P_ ((void));
2651 /* defined in indent.c */
2652 EXFUN (Fvertical_motion
, 2);
2653 EXFUN (Findent_to
, 2);
2654 EXFUN (Fcurrent_column
, 0);
2655 EXFUN (Fmove_to_column
, 2);
2656 extern int current_column
P_ ((void));
2657 extern void invalidate_current_column
P_ ((void));
2658 extern int indented_beyond_p
P_ ((int, int, int));
2659 extern void syms_of_indent
P_ ((void));
2661 /* defined in window.c */
2662 extern Lisp_Object Qwindowp
, Qwindow_live_p
;
2663 extern Lisp_Object Vwindow_list
;
2664 EXFUN (Fwindow_end
, 2);
2665 EXFUN (Fselected_window
, 0);
2666 EXFUN (Fnext_window
, 3);
2667 EXFUN (Fdelete_window
, 1);
2668 EXFUN (Fselect_window
, 1);
2669 EXFUN (Fset_window_buffer
, 2);
2670 EXFUN (Fget_buffer_window
, 2);
2671 EXFUN (Fsave_window_excursion
, UNEVALLED
);
2672 EXFUN (Fsplit_window
, 3);
2673 EXFUN (Fset_window_configuration
, 1);
2674 EXFUN (Fcurrent_window_configuration
, 1);
2675 extern int compare_window_configurations
P_ ((Lisp_Object
, Lisp_Object
, int));
2676 EXFUN (Fcoordinates_in_window_p
, 2);
2677 EXFUN (Fwindow_at
, 3);
2678 EXFUN (Fpos_visible_in_window_p
, 3);
2679 extern void mark_window_cursors_off
P_ ((struct window
*));
2680 extern int window_internal_height
P_ ((struct window
*));
2681 extern int window_internal_width
P_ ((struct window
*));
2682 EXFUN (Frecenter
, 1);
2683 EXFUN (Fscroll_other_window
, 1);
2684 EXFUN (Fset_window_start
, 3);
2685 extern void temp_output_buffer_show
P_ ((Lisp_Object
));
2686 extern void replace_buffer_in_all_windows
P_ ((Lisp_Object
));
2687 extern void init_window_once
P_ ((void));
2688 extern void syms_of_window
P_ ((void));
2689 extern void keys_of_window
P_ ((void));
2691 /* defined in frame.c */
2692 extern Lisp_Object Qvisible
;
2693 extern void store_frame_param
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
2694 extern void store_in_alist
P_ ((Lisp_Object
*, Lisp_Object
, Lisp_Object
));
2695 extern Lisp_Object do_switch_frame
P_ ((Lisp_Object
, int, int));
2696 extern Lisp_Object get_frame_param
P_ ((struct frame
*, Lisp_Object
));
2697 extern Lisp_Object frame_buffer_predicate
P_ ((Lisp_Object
));
2699 EXFUN (Fselect_frame
, 2);
2700 EXFUN (Fselected_frame
, 0);
2701 EXFUN (Fwindow_frame
, 1);
2702 EXFUN (Fframe_root_window
, 1);
2703 EXFUN (Fframe_first_window
, 1);
2704 EXFUN (Fframe_selected_window
, 1);
2705 EXFUN (Fframe_list
, 0);
2706 EXFUN (Fnext_frame
, 2);
2707 EXFUN (Fdelete_frame
, 2);
2708 EXFUN (Fset_mouse_position
, 3);
2709 EXFUN (Fmake_frame_visible
, 1);
2710 EXFUN (Fmake_frame_invisible
, 2);
2711 EXFUN (Ficonify_frame
, 1);
2712 EXFUN (Fframe_visible_p
, 1);
2713 EXFUN (Fvisible_frame_list
, 0);
2714 EXFUN (Fframe_parameter
, 2);
2715 EXFUN (Fframe_parameters
, 1);
2716 EXFUN (Fmodify_frame_parameters
, 2);
2717 EXFUN (Fset_frame_height
, 3);
2718 EXFUN (Fset_frame_width
, 3);
2719 EXFUN (Fset_frame_size
, 3);
2720 EXFUN (Fset_frame_position
, 3);
2721 EXFUN (Fraise_frame
, 1);
2722 EXFUN (Fredirect_frame_focus
, 2);
2723 EXFUN (Fset_frame_selected_window
, 2);
2724 extern Lisp_Object frame_buffer_list
P_ ((Lisp_Object
));
2725 extern void frames_discard_buffer
P_ ((Lisp_Object
));
2726 extern void set_frame_buffer_list
P_ ((Lisp_Object
, Lisp_Object
));
2727 extern void frames_bury_buffer
P_ ((Lisp_Object
));
2728 extern void syms_of_frame
P_ ((void));
2729 extern void keys_of_frame
P_ ((void));
2731 /* defined in emacs.c */
2732 extern Lisp_Object decode_env_path
P_ ((char *, char *));
2733 extern Lisp_Object Vinvocation_name
, Vinvocation_directory
;
2734 extern Lisp_Object Vinstallation_directory
;
2735 EXFUN (Fkill_emacs
, 1);
2737 void fixup_locale
P_ ((void));
2738 void synchronize_system_messages_locale
P_ ((void));
2739 void synchronize_system_time_locale
P_ ((void));
2741 #define setlocale(category, locale)
2742 #define fixup_locale()
2743 #define synchronize_system_messages_locale()
2744 #define synchronize_system_time_locale()
2746 void shut_down_emacs
P_ ((int, int, Lisp_Object
));
2747 /* Nonzero means don't do interactive redisplay and don't change tty modes */
2748 extern int noninteractive
;
2749 /* Nonzero means don't do use window-system-specific display code */
2750 extern int inhibit_window_system
;
2751 /* Nonzero means that a filter or a sentinel is running. */
2752 extern int running_asynch_code
;
2754 /* defined in process.c */
2755 EXFUN (Fget_process
, 1);
2756 EXFUN (Fget_buffer_process
, 1);
2757 EXFUN (Fprocessp
, 1);
2758 EXFUN (Fprocess_status
, 1);
2759 EXFUN (Fkill_process
, 2);
2760 EXFUN (Fprocess_send_eof
, 1);
2761 EXFUN (Fwaiting_for_user_input_p
, 0);
2762 extern Lisp_Object Qprocessp
;
2763 extern void kill_buffer_processes
P_ ((Lisp_Object
));
2764 extern int wait_reading_process_input
P_ ((int, int, Lisp_Object
, int));
2765 extern void deactivate_process
P_ ((Lisp_Object
));
2766 extern void add_keyboard_wait_descriptor
P_ ((int));
2767 extern void delete_keyboard_wait_descriptor
P_ ((int));
2768 extern void close_process_descs
P_ ((void));
2769 extern void status_notify
P_ ((void));
2770 extern int read_process_output
P_ ((Lisp_Object
, int));
2771 extern void init_process
P_ ((void));
2772 extern void syms_of_process
P_ ((void));
2774 /* defined in callproc.c */
2775 extern Lisp_Object Vexec_path
, Vexec_directory
, Vdata_directory
;
2776 extern Lisp_Object Vdoc_directory
;
2777 EXFUN (Fcall_process
, MANY
);
2778 extern int child_setup
P_ ((int, int, int, char **, int, Lisp_Object
));
2779 extern void init_callproc_1
P_ ((void));
2780 extern void init_callproc
P_ ((void));
2781 extern void set_process_environment
P_ ((void));
2782 extern void syms_of_callproc
P_ ((void));
2784 /* defined in doc.c */
2785 extern Lisp_Object Vdoc_file_name
;
2786 EXFUN (Fsubstitute_command_keys
, 1);
2787 EXFUN (Fdocumentation
, 2);
2788 EXFUN (Fdocumentation_property
, 3);
2789 extern Lisp_Object read_doc_string
P_ ((Lisp_Object
));
2790 extern Lisp_Object get_doc_string
P_ ((Lisp_Object
, int, int));
2791 extern void syms_of_doc
P_ ((void));
2792 extern int read_bytecode_char
P_ ((int));
2794 /* defined in bytecode.c */
2795 extern Lisp_Object Qbytecode
;
2796 EXFUN (Fbyte_code
, 3);
2797 extern void syms_of_bytecode
P_ ((void));
2798 extern struct byte_stack
*byte_stack_list
;
2799 extern void mark_byte_stack
P_ ((void));
2800 extern void unmark_byte_stack
P_ ((void));
2802 /* defined in macros.c */
2803 extern Lisp_Object Qexecute_kbd_macro
;
2804 EXFUN (Fexecute_kbd_macro
, 2);
2805 extern void init_macros
P_ ((void));
2806 extern void syms_of_macros
P_ ((void));
2807 extern void keys_of_macros
P_ ((void));
2809 /* defined in undo.c */
2810 extern Lisp_Object Qinhibit_read_only
;
2811 EXFUN (Fundo_boundary
, 0);
2812 extern Lisp_Object truncate_undo_list
P_ ((Lisp_Object
, int, int));
2813 extern void record_marker_adjustment
P_ ((Lisp_Object
, int));
2814 extern void record_insert
P_ ((int, int));
2815 extern void record_delete
P_ ((int, Lisp_Object
));
2816 extern void record_first_change
P_ ((void));
2817 extern void record_change
P_ ((int, int));
2818 extern void record_property_change
P_ ((int, int, Lisp_Object
, Lisp_Object
,
2820 extern void syms_of_undo
P_ ((void));
2822 /* defined in textprop.c */
2823 extern Lisp_Object Qmodification_hooks
;
2824 extern Lisp_Object Qrear_nonsticky
, Qfont
, Qmouse_face
;
2825 extern Lisp_Object Qinsert_in_front_hooks
, Qinsert_behind_hooks
;
2826 EXFUN (Fnext_property_change
, 3);
2827 EXFUN (Fnext_single_property_change
, 4);
2828 EXFUN (Fnext_single_char_property_change
, 4);
2829 EXFUN (Fprevious_single_property_change
, 4);
2830 EXFUN (Fget_text_property
, 3);
2831 EXFUN (Fput_text_property
, 5);
2832 EXFUN (Fset_text_properties
, 4);
2833 EXFUN (Ftext_property_not_all
, 5);
2834 EXFUN (Fprevious_char_property_change
, 2);
2835 EXFUN (Fnext_char_property_change
, 2);
2836 extern void report_interval_modification
P_ ((Lisp_Object
, Lisp_Object
));
2837 extern void syms_of_textprop
P_ ((void));
2838 extern Lisp_Object next_single_char_property_change
P_ ((Lisp_Object
,
2842 extern Lisp_Object set_text_properties
P_ ((Lisp_Object
, Lisp_Object
,
2843 Lisp_Object
, Lisp_Object
,
2846 /* defined in xmenu.c */
2847 EXFUN (Fx_popup_menu
, 2);
2848 EXFUN (Fx_popup_dialog
, 2);
2849 extern void syms_of_xmenu
P_ ((void));
2850 extern int popup_activated_flag
;
2852 /* defined in sysdep.c */
2853 extern void stuff_char
P_ ((char c
));
2854 extern void init_sigio
P_ ((int));
2855 extern void request_sigio
P_ ((void));
2856 extern void unrequest_sigio
P_ ((void));
2857 extern void reset_sys_modes
P_ ((void));
2858 extern void sys_subshell
P_ ((void));
2859 extern void sys_suspend
P_ ((void));
2860 extern void discard_tty_input
P_ ((void));
2861 extern void init_sys_modes
P_ ((void));
2862 extern void reset_sys_modes
P_ ((void));
2863 extern void get_frame_size
P_ ((int *, int *));
2864 extern void wait_for_termination
P_ ((int));
2865 extern void flush_pending_output
P_ ((int));
2866 extern void child_setup_tty
P_ ((int));
2867 extern void setup_pty
P_ ((int));
2868 extern int set_window_size
P_ ((int, int, int));
2869 extern void create_process
P_ ((Lisp_Object
, char **, Lisp_Object
));
2870 extern int tabs_safe_p
P_ ((void));
2871 extern void init_baud_rate
P_ ((void));
2872 extern int emacs_open
P_ ((char *, int, int));
2873 extern int emacs_close
P_ ((int));
2874 extern int emacs_read
P_ ((int, char *, unsigned int));
2875 extern int emacs_write
P_ ((int, char *, unsigned int));
2877 /* defined in filelock.c */
2878 EXFUN (Funlock_buffer
, 0);
2879 EXFUN (Ffile_locked_p
, 1);
2880 extern void unlock_all_files
P_ ((void));
2881 extern void lock_file
P_ ((Lisp_Object
));
2882 extern void unlock_file
P_ ((Lisp_Object
));
2883 extern void unlock_buffer
P_ ((struct buffer
*));
2884 extern void syms_of_filelock
P_ ((void));
2885 extern void init_filelock
P_ ((void));
2887 /* Defined in sound.c */
2888 extern void syms_of_sound
P_ ((void));
2889 extern void init_sound
P_ ((void));
2891 /* Defined in category.c */
2892 extern void init_category_once
P_ ((void));
2893 extern void syms_of_category
P_ ((void));
2895 /* Defined in ccl.c */
2896 extern void syms_of_ccl
P_ ((void));
2898 /* Defined in dired.c */
2899 EXFUN (Ffile_attributes
, 1);
2900 extern void syms_of_dired
P_ ((void));
2902 /* Defined in mocklisp.c */
2903 extern void syms_of_mocklisp
P_ ((void));
2905 /* Defined in term.c */
2906 extern void syms_of_term
P_ ((void));
2907 extern void fatal () NO_RETURN
;
2909 #ifdef HAVE_X_WINDOWS
2910 /* Defined in fontset.c */
2911 extern void syms_of_fontset
P_ ((void));
2912 EXFUN (Fset_fontset_font
, 4);
2915 /* Defined in xfaces.c */
2916 extern void syms_of_xfaces
P_ ((void));
2918 /* Defined in getloadavg.c */
2919 extern int getloadavg
P_ ((double *, int));
2921 #ifdef HAVE_X_WINDOWS
2922 /* Defined in xfns.c */
2923 extern void syms_of_xfns
P_ ((void));
2924 extern void init_xfns
P_ ((void));
2925 extern Lisp_Object Vx_resource_name
;
2926 EXFUN (Fxw_display_color_p
, 1);
2927 #endif /* HAVE_X_WINDOWS */
2929 /* Defined in xselect.c */
2930 extern void syms_of_xselect
P_ ((void));
2932 /* Defined in xterm.c */
2933 extern void syms_of_xterm
P_ ((void));
2935 /* Defined in getloadavg.c */
2936 extern int getloadavg
P_ ((double [], int));
2938 /* Nonzero means Emacs has already been initialized.
2939 Used during startup to detect startup of dumped Emacs. */
2940 extern int initialized
;
2942 extern int immediate_quit
; /* Nonzero means ^G can quit instantly */
2944 extern POINTER_TYPE
*xmalloc
P_ ((size_t));
2945 extern POINTER_TYPE
*xrealloc
P_ ((POINTER_TYPE
*, size_t));
2946 extern void xfree
P_ ((POINTER_TYPE
*));
2948 extern char *xstrdup
P_ ((char *));
2951 extern char *egetenv
P_ ((char *));
2954 /* Set up the name of the machine we're running on. */
2955 extern void init_system_name
P_ ((void));
2957 /* Some systems (e.g., NT) use a different path separator than Unix,
2958 in addition to a device separator. Default the path separator
2959 to '/', and don't test for a device separator in IS_ANY_SEP. */
2962 extern Lisp_Object Vdirectory_sep_char
;
2965 #ifndef DIRECTORY_SEP
2966 #define DIRECTORY_SEP '/'
2968 #ifndef IS_DIRECTORY_SEP
2969 #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP)
2971 #ifndef IS_DEVICE_SEP
2973 #define IS_DEVICE_SEP(_c_) 0
2975 #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP)
2979 #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_))
2982 #ifdef SWITCH_ENUM_BUG
2983 #define SWITCH_ENUM_CAST(x) ((int)(x))
2985 #define SWITCH_ENUM_CAST(x) (x)