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 data types 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 penalize 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 size_t 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 /* Largest and smallest representable fixnum values. These are the C
474 #define MOST_NEGATIVE_FIXNUM - ((EMACS_INT) 1 << (VALBITS - 1))
475 #define MOST_POSITIVE_FIXNUM (((EMACS_INT) 1 << (VALBITS - 1)) - 1)
477 /* Value is non-zero if C integer I doesn't fit into a Lisp fixnum. */
479 #define FIXNUM_OVERFLOW_P(i) \
480 ((i) > MOST_POSITIVE_FIXNUM || (i) < MOST_NEGATIVE_FIXNUM)
482 /* Extract a value or address from a Lisp_Object. */
484 #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a))
485 #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a))
486 #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a))
487 #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a))
488 #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a))
492 #define XMISC(a) ((union Lisp_Misc *) XPNTR(a))
493 #define XMISCTYPE(a) (XMARKER (a)->type)
494 #define XMARKER(a) (&(XMISC(a)->u_marker))
495 #define XINTFWD(a) (&(XMISC(a)->u_intfwd))
496 #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd))
497 #define XOBJFWD(a) (&(XMISC(a)->u_objfwd))
498 #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd))
499 #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value))
500 #define XOVERLAY(a) (&(XMISC(a)->u_overlay))
501 #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd))
503 /* Pseudovector types. */
505 #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a))
506 #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a))
507 #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a))
508 #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a))
509 #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a))
510 #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a))
512 /* Construct a Lisp_Object from a value or address. */
514 #define XSETINT(a, b) XSET (a, Lisp_Int, b)
515 #define XSETCONS(a, b) XSET (a, Lisp_Cons, b)
516 #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b)
517 #define XSETSTRING(a, b) XSET (a, Lisp_String, b)
518 #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b)
519 #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b)
523 #define XSETMISC(a, b) XSET (a, Lisp_Misc, b)
524 #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker)
526 /* Pseudovector types. */
528 #define XSETPSEUDOVECTOR(a, b, code) \
529 (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code))
530 #define XSETWINDOW_CONFIGURATION(a, b) \
531 (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION))
532 #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS))
533 #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW))
534 #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR))
535 #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED))
536 #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER))
537 #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE))
538 #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR))
540 /* Convenience macros for dealing with Lisp arrays. */
542 #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX]
543 #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL))
544 #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size
547 /* Basic data type for use of intervals. See the macros in intervals.h. */
551 /* The first group of entries deal with the tree structure. */
553 unsigned int total_length
; /* Length of myself and both children. */
554 unsigned int position
; /* Cache of interval's character position. */
555 /* This field is usually updated
556 simultaneously with an interval
557 traversal, there is no guaranty
558 that it is valid for a random
560 struct interval
*left
; /* Intervals which precede me. */
561 struct interval
*right
; /* Intervals which succeed me. */
563 /* Parent in the tree, or the Lisp_Object containing this interval tree.
565 The mark bit on the root interval of an interval tree says
566 whether we have started (and possibly finished) marking the
567 tree. If GC comes across an interval tree whose root's parent
568 field has its markbit set, it leaves the tree alone.
570 You'd think we could store this information in the parent object
571 somewhere (after all, that should be visited once and then
572 ignored too, right?), but strings are GC'd strangely. */
575 struct interval
*interval
;
578 unsigned int up_obj
: 1;
580 /* The remaining components are `properties' of the interval.
581 The first four are duplicates for things which can be on the list,
582 for purposes of speed. */
584 unsigned int write_protect
: 1; /* Non-zero means can't modify. */
585 unsigned int visible
: 1; /* Zero means don't display. */
586 unsigned int front_sticky
: 1; /* Non-zero means text inserted just
587 before this interval goes into it. */
588 unsigned int rear_sticky
: 1; /* Likewise for just after it. */
590 /* Properties of this interval.
591 The mark bit on this field says whether this particular interval
592 tree node has been visited. Since intervals should never be
593 shared, GC aborts if it seems to have visited an interval twice. */
597 typedef struct interval
*INTERVAL
;
599 /* Complain if object is not string or buffer type */
600 #define CHECK_STRING_OR_BUFFER(x, i) \
601 { if (!STRINGP ((x)) && !BUFFERP ((x))) \
602 x = wrong_type_argument (Qbuffer_or_string_p, (x)); }
604 /* In a cons, the markbit of the car is the gc mark bit */
608 /* Please do not use the names of these elements in code other
609 than the core lisp implementation. Use XCAR and XCDR below. */
610 #ifdef HIDE_LISP_IMPLEMENTATION
611 Lisp_Object car_
, cdr_
;
613 Lisp_Object car
, cdr
;
617 /* Take the car or cdr of something known to be a cons cell. */
618 #ifdef HIDE_LISP_IMPLEMENTATION
619 #define XCAR(c) (XCONS ((c))->car_)
620 #define XCDR(c) (XCONS ((c))->cdr_)
622 #define XCAR(c) (XCONS ((c))->car)
623 #define XCDR(c) (XCONS ((c))->cdr)
626 /* Take the car or cdr of something whose type is not known. */
628 (CONSP ((c)) ? XCAR ((c)) \
629 : NILP ((c)) ? Qnil \
630 : wrong_type_argument (Qlistp, (c)))
633 (CONSP ((c)) ? XCDR ((c)) \
634 : NILP ((c)) ? Qnil \
635 : wrong_type_argument (Qlistp, (c)))
637 /* Nonzero if STR is a multibyte string. */
638 #define STRING_MULTIBYTE(STR) \
639 (XSTRING (STR)->size_byte >= 0)
641 /* Return the length in bytes of STR. */
643 #ifdef GC_CHECK_STRING_BYTES
646 extern int string_bytes
P_ ((struct Lisp_String
*));
647 #define STRING_BYTES(S) string_bytes ((S))
649 #else /* not GC_CHECK_STRING_BYTES */
651 #define STRING_BYTES(STR) \
652 ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte)
654 #endif /* not GC_CHECK_STRING_BYTES */
656 /* Set the length in bytes of STR. */
657 #define SET_STRING_BYTES(STR, SIZE) ((STR)->size_byte = (SIZE))
659 /* In a string or vector, the sign bit of the `size' is the gc mark bit */
665 INTERVAL intervals
; /* text properties in this string */
669 /* If a struct is made to look like a vector, this macro returns the length
670 of the shortest vector that would hold that struct. */
671 #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \
672 - sizeof (Lisp_Object)) \
673 + sizeof(Lisp_Object) - 1) /* round up */ \
674 / sizeof (Lisp_Object))
679 struct Lisp_Vector
*next
;
680 Lisp_Object contents
[1];
683 /* A char table is a kind of vectorlike, with contents are like a
684 vector but with a few other slots. For some purposes, it makes
685 sense to handle a chartable with type struct Lisp_Vector. An
686 element of a char table can be any Lisp objects, but if it is a sub
687 char-table, we treat it a table that contains information of a
688 group of characters of the same charsets or a specific character of
689 a charset. A sub char-table has the same structure as a char table
690 except for that the former omits several slots at the tail. A sub
691 char table appears only in an element of a char table, and there's
692 no way to access it directly from Emacs Lisp program. */
694 /* This is the number of slots that apply to characters or character
695 sets. The first 128 are for ASCII, the next 128 are for 8-bit
696 European characters, and the last 128 are for multibyte characters.
697 The first 256 are indexed by the code itself, but the last 128 are
698 indexed by (charset-id + 128). */
699 #define CHAR_TABLE_ORDINARY_SLOTS 384
701 /* This is the number of slots that apply to characters of ASCII and
702 8-bit Europeans only. */
703 #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256
705 /* This is the number of slots that every char table must have. This
706 counts the ordinary slots and the top, defalt, parent, and purpose
708 #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4)
710 /* This is the number of slots that apply to position-code-1 and
711 position-code-2 of a multibyte character at the 2nd and 3rd level
712 sub char tables respectively. */
713 #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128
715 /* This is the number of slots that every sub char table must have.
716 This counts the ordinary slots and the top and defalt slot. */
717 #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2)
719 /* Return the number of "extra" slots in the char table CT. */
721 #define CHAR_TABLE_EXTRA_SLOTS(CT) \
722 (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS)
724 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
725 and 8-bit Europeans characters. For these characters, do not check
726 validity of CT. Do not follow parent. */
727 #define CHAR_TABLE_REF(CT, IDX) \
728 ((IDX) >= 0 && (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
729 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
730 ? XCHAR_TABLE (CT)->contents[IDX] \
731 : XCHAR_TABLE (CT)->defalt) \
732 : Faref (CT, make_number (IDX)))
734 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
735 and 8-bit Europeans characters. However, if the result is nil,
738 For these characters, do not check validity of CT
739 and do not follow parent. */
740 #define CHAR_TABLE_TRANSLATE(CT, IDX) \
741 ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
742 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
743 ? XINT (XCHAR_TABLE (CT)->contents[IDX]) \
745 : char_table_translate (CT, IDX))
747 /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and
748 8-bit Europeans characters. Do not check validity of CT. */
749 #define CHAR_TABLE_SET(CT, IDX, VAL) \
751 if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \
752 XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \
754 Faset (CT, IDX, VAL); \
757 struct Lisp_Char_Table
759 /* This is the vector's size field, which also holds the
760 pseudovector type information. It holds the size, too.
761 The size counts the top, defalt, purpose, and parent slots.
762 The last three are not counted if this is a sub char table. */
764 struct Lisp_Vector
*next
;
765 /* This holds a flag to tell if this is a top level char table (t)
766 or a sub char table (nil). */
768 /* This holds a default value,
769 which is used whenever the value for a specific character is nil. */
771 /* This holds an actual value of each element. A sub char table
772 has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */
773 Lisp_Object contents
[CHAR_TABLE_ORDINARY_SLOTS
];
775 /* A sub char table doesn't has the following slots. */
777 /* This points to another char table, which we inherit from
778 when the value for a specific character is nil.
779 The `defalt' slot takes precedence over this. */
781 /* This should be a symbol which says what kind of use
782 this char-table is meant for.
783 Typically now the values can be `syntax-table' and `display-table'. */
785 /* These hold additional data. */
786 Lisp_Object extras
[1];
789 /* A boolvector is a kind of vectorlike, with contents are like a string. */
790 struct Lisp_Bool_Vector
792 /* This is the vector's size field. It doesn't have the real size,
793 just the subtype information. */
794 EMACS_INT vector_size
;
795 struct Lisp_Vector
*next
;
796 /* This is the size in bits. */
798 /* This contains the actual bits, packed into bytes. */
799 unsigned char data
[1];
802 /* This structure describes a built-in function.
803 It is generated by the DEFUN macro only.
804 defsubr makes it into a Lisp object.
806 This type is treated in most respects as a pseudovector,
807 but since we never dynamically allocate or free them,
808 we don't need a next-vector field. */
813 Lisp_Object (*function
) ();
814 short min_args
, max_args
;
821 /***********************************************************************
823 ***********************************************************************/
825 /* Interned state of a symbol. */
829 SYMBOL_UNINTERNED
= 0,
831 SYMBOL_INTERNED_IN_INITIAL_OBARRAY
= 2
834 /* In a symbol, the markbit of the plist is used as the gc mark bit */
838 /* Non-zero means symbol serves as a variable alias. The symbol
839 holding the real value is found in the value slot. */
840 unsigned indirect_variable
: 1;
842 /* Non-zero means symbol is constant, i.e. changing its value
843 should signal an error. */
844 unsigned constant
: 1;
846 /* Interned state of the symbol. This is an enumerator from
847 enum symbol_interned. */
848 unsigned interned
: 2;
850 /* The symbol's name. This should become a Lisp_Object
851 some day; there's no need for the Lisp_String pointer nowadays. */
852 struct Lisp_String
*name
;
854 /* Value of the symbol or Qunbound if unbound. If this symbol is a
855 defvaralias, `value' contains the symbol for which it is an
856 alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get
857 and set a symbol's value, to take defvaralias into account. */
860 /* Function value of the symbol or Qunbound if not fcoundp. */
861 Lisp_Object function
;
863 /* The symbol's property list. */
866 /* Next symbol in obarray bucket, if the symbol is interned. */
867 struct Lisp_Symbol
*next
;
870 /* Value is non-zero if SYM is an interned symbol. */
872 #define SYMBOL_INTERNED_P(sym) \
873 (XSYMBOL (sym)->interned != SYMBOL_UNINTERNED)
875 /* Value is non-zero if SYM is interned in initial_obarray. */
877 #define SYMBOL_INTERNED_IN_INITIAL_OBARRAY_P(sym) \
878 (XSYMBOL (sym)->interned == SYMBOL_INTERNED_IN_INITIAL_OBARRAY)
880 /* Value is non-zero if symbol is considered a constant, i.e. its
881 value cannot be changed (there is an exception for keyword symbols,
882 whose value can be set to the keyword symbol itself). */
884 #define SYMBOL_CONSTANT_P(sym) XSYMBOL (sym)->constant
886 /* Value is the value of SYM, with defvaralias taken into
889 #define SYMBOL_VALUE(sym) \
890 (XSYMBOL (sym)->indirect_variable \
891 ? XSYMBOL (indirect_variable (sym))->value \
892 : XSYMBOL (sym)->value)
894 /* Set SYM's value to VAL, taking defvaralias into account. */
896 #define SET_SYMBOL_VALUE(sym, val) \
898 if (XSYMBOL (sym)->indirect_variable) \
899 XSYMBOL (indirect_variable ((sym)))->value = (val); \
901 XSYMBOL (sym)->value = (val); \
905 /***********************************************************************
907 ***********************************************************************/
909 /* The structure of a Lisp hash table. */
911 struct Lisp_Hash_Table
913 /* Vector fields. The hash table code doesn't refer to these. */
915 struct Lisp_Vector
*vec_next
;
917 /* Function used to compare keys. */
920 /* Nil if table is non-weak. Otherwise a symbol describing the
921 weakness of the table. */
924 /* When the table is resized, and this is an integer, compute the
925 new size by adding this to the old size. If a float, compute the
926 new size by multiplying the old size with this factor. */
927 Lisp_Object rehash_size
;
929 /* Resize hash table when number of entries/ table size is >= this
931 Lisp_Object rehash_threshold
;
933 /* Number of key/value entries in the table. */
936 /* Vector of keys and values. The key of item I is found at index
937 2 * I, the value is found at index 2 * I + 1. */
938 Lisp_Object key_and_value
;
940 /* Vector of hash codes.. If hash[I] is nil, this means that that
941 entry I is unused. */
944 /* Vector used to chain entries. If entry I is free, next[I] is the
945 entry number of the next free item. If entry I is non-free,
946 next[I] is the index of the next entry in the collision chain. */
949 /* Index of first free entry in free list. */
950 Lisp_Object next_free
;
952 /* Bucket vector. A non-nil entry is the index of the first item in
953 a collision chain. This vector's size can be larger than the
954 hash table size to reduce collisions. */
957 /* Next weak hash table if this is a weak hash table. The head
958 of the list is in Vweak_hash_tables. */
959 Lisp_Object next_weak
;
961 /* User-supplied hash function, or nil. */
962 Lisp_Object user_hash_function
;
964 /* User-supplied key comparison function, or nil. */
965 Lisp_Object user_cmp_function
;
967 /* C function to compare two keys. */
968 int (* cmpfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
,
969 unsigned, Lisp_Object
, unsigned));
971 /* C function to compute hash code. */
972 unsigned (* hashfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
976 #define XHASH_TABLE(OBJ) \
977 ((struct Lisp_Hash_Table *) XPNTR (OBJ))
979 #define XSET_HASH_TABLE(VAR, PTR) \
980 (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE))
982 #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE)
983 #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE)
985 #define CHECK_HASH_TABLE(x, i) \
988 if (!HASH_TABLE_P ((x))) \
989 x = wrong_type_argument (Qhash_table_p, (x)); \
993 /* Default size for hash tables if not specified. */
995 #define DEFAULT_HASH_SIZE 65
997 /* Default threshold specifying when to resize a hash table. The
998 value gives the ratio of current entries in the hash table and the
999 size of the hash table. */
1001 #define DEFAULT_REHASH_THRESHOLD 0.8
1003 /* Default factor by which to increase the size of a hash table. */
1005 #define DEFAULT_REHASH_SIZE 1.5
1008 /* These structures are used for various misc types. */
1010 /* A miscellaneous object, when it's on the free list. */
1013 int type
: 16; /* = Lisp_Misc_Free */
1015 union Lisp_Misc
*chain
;
1018 /* In a marker, the markbit of the chain field is used as the gc mark bit. */
1021 int type
: 16; /* = Lisp_Misc_Marker */
1023 /* 1 means normal insertion at the marker's position
1024 leaves the marker after the inserted text. */
1025 unsigned int insertion_type
: 1;
1026 /* This is the buffer that the marker points into,
1027 or 0 if it points nowhere. */
1028 struct buffer
*buffer
;
1030 /* The remaining fields are meaningless in a marker that
1031 does not point anywhere. */
1033 /* For markers that point somewhere,
1034 this is used to chain of all the markers in a given buffer. */
1036 /* This is the char position where the marker points. */
1038 /* This is the byte position. */
1042 /* Forwarding pointer to an int variable.
1043 This is allowed only in the value cell of a symbol,
1044 and it means that the symbol's value really lives in the
1045 specified int variable. */
1048 int type
: 16; /* = Lisp_Misc_Intfwd */
1053 /* Boolean forwarding pointer to an int variable.
1054 This is like Lisp_Intfwd except that the ostensible
1055 "value" of the symbol is t if the int variable is nonzero,
1056 nil if it is zero. */
1059 int type
: 16; /* = Lisp_Misc_Boolfwd */
1064 /* Forwarding pointer to a Lisp_Object variable.
1065 This is allowed only in the value cell of a symbol,
1066 and it means that the symbol's value really lives in the
1067 specified variable. */
1070 int type
: 16; /* = Lisp_Misc_Objfwd */
1072 Lisp_Object
*objvar
;
1075 /* Like Lisp_Objfwd except that value lives in a slot in the
1076 current buffer. Value is byte index of slot within buffer. */
1077 struct Lisp_Buffer_Objfwd
1079 int type
: 16; /* = Lisp_Misc_Buffer_Objfwd */
1084 /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when
1085 the symbol has buffer-local or frame-local bindings. (Exception:
1086 some buffer-local variables are built-in, with their values stored
1087 in the buffer structure itself. They are handled differently,
1088 using struct Lisp_Buffer_Objfwd.)
1090 The `realvalue' slot holds the variable's current value, or a
1091 forwarding pointer to where that value is kept. This value is the
1092 one that corresponds to the loaded binding. To read or set the
1093 variable, you must first make sure the right binding is loaded;
1094 then you can access the value in (or through) `realvalue'.
1096 `buffer' and `frame' are the buffer and frame for which the loaded
1097 binding was found. If those have changed, to make sure the right
1098 binding is loaded it is necessary to find which binding goes with
1099 the current buffer and selected frame, then load it. To load it,
1100 first unload the previous binding, then copy the value of the new
1101 binding into `realvalue' (or through it). Also update
1102 LOADED-BINDING to point to the newly loaded binding.
1104 Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value
1105 both use this kind of structure. With the former, merely setting
1106 the variable creates a local binding for the current buffer. With
1107 the latter, setting the variable does not do that; only
1108 make-local-variable does that. */
1110 struct Lisp_Buffer_Local_Value
1112 int type
: 16; /* = Lisp_Misc_Buffer_Local_Value
1113 or Lisp_Misc_Some_Buffer_Local_Value */
1116 /* 1 means this variable is allowed to have frame-local bindings,
1117 so check for them when looking for the proper binding. */
1118 unsigned int check_frame
: 1;
1119 /* 1 means that the binding now loaded was found
1120 as a local binding for the buffer in the `buffer' slot. */
1121 unsigned int found_for_buffer
: 1;
1122 /* 1 means that the binding now loaded was found
1123 as a local binding for the frame in the `frame' slot. */
1124 unsigned int found_for_frame
: 1;
1125 Lisp_Object realvalue
;
1126 /* The buffer and frame for which the loaded binding was found. */
1127 Lisp_Object buffer
, frame
;
1129 /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE).
1131 LOADED-BINDING is the binding now loaded. It is a cons cell
1132 whose cdr is the binding's value. The cons cell may be an
1133 element of a buffer's local-variable alist, or an element of a
1134 frame's parameter alist, or it may be this cons cell.
1136 DEFAULT-VALUE is the variable's default value, seen when the
1137 current buffer and selected frame do not have their own
1138 bindings for the variable. When the default binding is loaded,
1139 LOADED-BINDING is actually this very cons cell; thus, its car
1140 points to itself. */
1144 /* In an overlay object, the mark bit of the plist is used as the GC mark.
1145 START and END are markers in the overlay's buffer, and
1146 PLIST is the overlay's property list. */
1149 int type
: 16; /* = Lisp_Misc_Overlay */
1151 Lisp_Object start
, end
, plist
;
1154 /* Like Lisp_Objfwd except that value lives in a slot in the
1156 struct Lisp_Kboard_Objfwd
1158 int type
: 16; /* = Lisp_Misc_Kboard_Objfwd */
1164 /* To get the type field of a union Lisp_Misc, use XMISCTYPE.
1165 It uses one of these struct subtypes to get the type field. */
1169 struct Lisp_Free u_free
;
1170 struct Lisp_Marker u_marker
;
1171 struct Lisp_Intfwd u_intfwd
;
1172 struct Lisp_Boolfwd u_boolfwd
;
1173 struct Lisp_Objfwd u_objfwd
;
1174 struct Lisp_Buffer_Objfwd u_buffer_objfwd
;
1175 struct Lisp_Buffer_Local_Value u_buffer_local_value
;
1176 struct Lisp_Overlay u_overlay
;
1177 struct Lisp_Kboard_Objfwd u_kboard_objfwd
;
1180 /* Lisp floating point type */
1183 Lisp_Object type
; /* essentially used for mark-bit
1184 and chaining when on free-list */
1185 #ifdef HIDE_LISP_IMPLEMENTATION
1192 #ifdef HIDE_LISP_IMPLEMENTATION
1193 #define XFLOAT_DATA(f) (XFLOAT (f)->data_)
1195 #define XFLOAT_DATA(f) (XFLOAT (f)->data)
1198 /* A character, declared with the following typedef, is a member
1199 of some character set associated with the current buffer. */
1200 #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */
1202 typedef unsigned char UCHAR
;
1205 /* Meanings of slots in a Lisp_Compiled: */
1207 #define COMPILED_ARGLIST 0
1208 #define COMPILED_BYTECODE 1
1209 #define COMPILED_CONSTANTS 2
1210 #define COMPILED_STACK_DEPTH 3
1211 #define COMPILED_DOC_STRING 4
1212 #define COMPILED_INTERACTIVE 5
1214 /* Flag bits in a character. These also get used in termhooks.h.
1215 Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE
1216 (MUlti-Lingual Emacs) might need 22 bits for the character value
1217 itself, so we probably shouldn't use any bits lower than 0x0400000. */
1218 #define CHAR_ALT (0x0400000)
1219 #define CHAR_SUPER (0x0800000)
1220 #define CHAR_HYPER (0x1000000)
1221 #define CHAR_SHIFT (0x2000000)
1222 #define CHAR_CTL (0x4000000)
1223 #define CHAR_META (0x8000000)
1225 #define CHAR_MODIFIER_MASK \
1226 (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META)
1229 /* Actually, the current Emacs uses 19 bits for the character value
1231 #define CHARACTERBITS 19
1233 /* The maximum byte size consumed by push_key_description.
1234 All callers should assure that at least this size of memory is
1235 allocated at the place pointed by the second argument.
1237 Thers are 6 modifiers, each consumes 2 chars.
1238 The octal form of a character code consumes
1239 (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head).
1240 We need one more byte for string terminator `\0'. */
1241 #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1)
1243 #ifdef USE_X_TOOLKIT
1244 #ifdef NO_UNION_TYPE
1245 /* Use this for turning a (void *) into a Lisp_Object, as when the
1246 Lisp_Object is passed into a toolkit callback function. */
1247 #define VOID_TO_LISP(larg,varg) \
1248 do { ((larg) = ((Lisp_Object) (varg))); } while (0)
1249 #define CVOID_TO_LISP VOID_TO_LISP
1251 /* Use this for turning a Lisp_Object into a (void *), as when the
1252 Lisp_Object is passed into a toolkit callback function. */
1253 #define LISP_TO_VOID(larg) ((void *) (larg))
1254 #define LISP_TO_CVOID(varg) ((const void *) (larg))
1256 #else /* not NO_UNION_TYPE */
1257 /* Use this for turning a (void *) into a Lisp_Object, as when the
1258 Lisp_Object is passed into a toolkit callback function. */
1259 #define VOID_TO_LISP(larg,varg) \
1260 do { ((larg).v = (void *) (varg)); } while (0)
1261 #define CVOID_TO_LISP(larg,varg) \
1262 do { ((larg).cv = (const void *) (varg)); } while (0)
1264 /* Use this for turning a Lisp_Object into a (void *), as when the
1265 Lisp_Object is passed into a toolkit callback function. */
1266 #define LISP_TO_VOID(larg) ((larg).v)
1267 #define LISP_TO_CVOID(larg) ((larg).cv)
1268 #endif /* not NO_UNION_TYPE */
1269 #endif /* USE_X_TOOLKIT */
1272 /* The glyph datatype, used to represent characters on the display. */
1274 /* Glyph code to use as an index to the glyph table. If it is out of
1275 range for the glyph table, or the corresonding element in the table
1276 is nil, the low 8 bits are the single byte character code, and the
1277 bits above are the numeric face ID. If FID is the face ID of a
1278 glyph on a frame F, then F->display.x->faces[FID] contains the
1279 description of that face. This is an int instead of a short, so we
1280 can support a good bunch of face ID's (2^(31 - 8)); given that we
1281 have no mechanism for tossing unused frame face ID's yet, we'll
1282 probably run out of 255 pretty quickly.
1283 This is always -1 for a multibyte character. */
1286 /* Mask bits for face. */
1287 #define GLYPH_MASK_FACE 0x7FF80000
1288 /* Mask bits for character code. */
1289 #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */
1291 /* The FAST macros assume that we already know we're in an X window. */
1293 /* Set a character code and a face ID in a glyph G. */
1294 #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS))
1296 /* Return a glyph's character code. */
1297 #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR)
1299 /* Return a glyph's face ID. */
1300 #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS)
1302 /* Slower versions that test the frame type first. */
1303 #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face))
1304 #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g))
1305 #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g))
1307 /* Return 1 iff GLYPH contains valid character code. */
1308 #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1)
1310 /* The ID of the mode line highlighting face. */
1311 #define GLYPH_MODE_LINE_FACE 1
1313 /* Data type checking */
1315 #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil))
1316 #define GC_NILP(x) GC_EQ (x, Qnil)
1318 #define NUMBERP(x) (INTEGERP (x) || FLOATP (x))
1319 #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x))
1320 #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0)
1321 #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0)
1323 #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int)
1324 #define GC_INTEGERP(x) (XGCTYPE ((x)) == Lisp_Int)
1325 #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol)
1326 #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol)
1327 #define MISCP(x) (XTYPE ((x)) == Lisp_Misc)
1328 #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc)
1329 #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike)
1330 #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike)
1331 #define STRINGP(x) (XTYPE ((x)) == Lisp_String)
1332 #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String)
1333 #define CONSP(x) (XTYPE ((x)) == Lisp_Cons)
1334 #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons)
1336 #define FLOATP(x) (XTYPE ((x)) == Lisp_Float)
1337 #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float)
1338 #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1339 #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1340 #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1341 #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1342 #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1343 #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1344 #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1345 #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1346 #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1347 #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1348 #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1349 #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1350 #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1351 #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1352 #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1353 #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1354 #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1355 #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1356 #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1357 #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1360 /* True if object X is a pseudovector whose code is CODE. */
1361 #define PSEUDOVECTORP(x, code) \
1363 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1364 == (PSEUDOVECTOR_FLAG | (code))))
1366 /* True if object X is a pseudovector whose code is CODE.
1367 This one works during GC. */
1368 #define GC_PSEUDOVECTORP(x, code) \
1369 (GC_VECTORLIKEP (x) \
1370 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1371 == (PSEUDOVECTOR_FLAG | (code))))
1373 /* Test for specific pseudovector types. */
1374 #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1375 #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1376 #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS)
1377 #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS)
1378 #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW)
1379 #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW)
1380 #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR)
1381 #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR)
1382 #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED)
1383 #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED)
1384 #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER)
1385 #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER)
1386 #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1387 #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1388 #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1389 #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1390 #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME)
1391 #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME)
1393 #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top))
1395 #define EQ(x, y) (XFASTINT (x) == XFASTINT (y))
1396 #define GC_EQ(x, y) (XGCTYPE (x) == XGCTYPE (y) && XPNTR (x) == XPNTR (y))
1398 #define CHECK_LIST(x, i) \
1399 do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0)
1401 #define CHECK_STRING(x, i) \
1402 do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0)
1404 #define CHECK_CONS(x, i) \
1405 do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0)
1407 #define CHECK_SYMBOL(x, i) \
1408 do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0)
1410 #define CHECK_CHAR_TABLE(x, i) \
1411 do { if (!CHAR_TABLE_P ((x))) \
1412 x = wrong_type_argument (Qchar_table_p, (x)); } while (0)
1414 #define CHECK_VECTOR(x, i) \
1415 do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0)
1417 #define CHECK_VECTOR_OR_CHAR_TABLE(x, i) \
1418 do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \
1419 x = wrong_type_argument (Qvector_or_char_table_p, (x)); \
1422 #define CHECK_BUFFER(x, i) \
1423 do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0)
1425 #define CHECK_WINDOW(x, i) \
1426 do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0)
1428 /* This macro rejects windows on the interior of the window tree as
1429 "dead", which is what we want; this is an argument-checking macro, and
1430 the user should never get access to interior windows.
1432 A window of any sort, leaf or interior, is dead iff the buffer,
1433 vchild, and hchild members are all nil. */
1435 #define CHECK_LIVE_WINDOW(x, i) \
1437 if (!WINDOWP ((x)) \
1438 || NILP (XWINDOW ((x))->buffer)) \
1439 x = wrong_type_argument (Qwindow_live_p, (x)); \
1442 #define CHECK_PROCESS(x, i) \
1443 do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0)
1445 #define CHECK_NUMBER(x, i) \
1446 do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0)
1448 #define CHECK_NATNUM(x, i) \
1449 do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0)
1451 #define CHECK_MARKER(x, i) \
1452 do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0)
1454 #define CHECK_NUMBER_COERCE_MARKER(x, i) \
1455 do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \
1456 else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0)
1458 #define XFLOATINT(n) extract_float((n))
1460 #define CHECK_FLOAT(x, i) \
1461 do { if (!FLOATP (x)) \
1462 x = wrong_type_argument (Qfloatp, (x)); } while (0)
1464 #define CHECK_NUMBER_OR_FLOAT(x, i) \
1465 do { if (!FLOATP (x) && !INTEGERP (x)) \
1466 x = wrong_type_argument (Qnumberp, (x)); } while (0)
1468 #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x, i) \
1469 do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \
1470 else if (!INTEGERP (x) && !FLOATP (x)) \
1471 x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0)
1473 #define CHECK_OVERLAY(x, i) \
1474 do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0)
1476 /* Cast pointers to this type to compare them. Some machines want int. */
1477 #ifndef PNTR_COMPARISON_TYPE
1478 #define PNTR_COMPARISON_TYPE EMACS_UINT
1481 /* Define a built-in function for calling from Lisp.
1482 `lname' should be the name to give the function in Lisp,
1483 as a null-terminated C string.
1484 `fnname' should be the name of the function in C.
1485 By convention, it starts with F.
1486 `sname' should be the name for the C constant structure
1487 that records information on this function for internal use.
1488 By convention, it should be the same as `fnname' but with S instead of F.
1489 It's too bad that C macros can't compute this from `fnname'.
1490 `minargs' should be a number, the minimum number of arguments allowed.
1491 `maxargs' should be a number, the maximum number of arguments allowed,
1492 or else MANY or UNEVALLED.
1493 MANY means pass a vector of evaluated arguments,
1494 in the form of an integer number-of-arguments
1495 followed by the address of a vector of Lisp_Objects
1496 which contains the argument values.
1497 UNEVALLED means pass the list of unevaluated arguments
1498 `prompt' says how to read arguments for an interactive call.
1499 See the doc string for `interactive'.
1500 A null string means call interactively with no arguments.
1501 `doc' is documentation for the user. */
1503 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1504 || defined (USE_NONANSI_DEFUN)
1505 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1506 Lisp_Object fnname (); \
1507 struct Lisp_Subr sname = \
1508 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1509 fnname, minargs, maxargs, lname, prompt, 0}; \
1514 /* This version of DEFUN declares a function prototype with the right
1515 arguments, so we can catch errors with maxargs at compile-time. */
1516 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1517 Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
1518 struct Lisp_Subr sname = \
1519 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1520 fnname, minargs, maxargs, lname, prompt, 0}; \
1523 /* Note that the weird token-substitution semantics of ANSI C makes
1524 this work for MANY and UNEVALLED. */
1525 #define DEFUN_ARGS_MANY (int, Lisp_Object *)
1526 #define DEFUN_ARGS_UNEVALLED (Lisp_Object)
1527 #define DEFUN_ARGS_0 (void)
1528 #define DEFUN_ARGS_1 (Lisp_Object)
1529 #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object)
1530 #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object)
1531 #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1532 #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1534 #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1535 Lisp_Object, Lisp_Object)
1536 #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1537 Lisp_Object, Lisp_Object, Lisp_Object)
1538 #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1539 Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1542 /* Non-zero if OBJ is a Lisp function. */
1544 #define FUNCTIONP(OBJ) \
1545 ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \
1546 || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \
1547 || COMPILEDP (OBJ) \
1551 is how we define the symbol for function `name' at start-up time. */
1552 extern void defsubr
P_ ((struct Lisp_Subr
*));
1555 #define UNEVALLED -1
1557 extern void defvar_lisp
P_ ((char *, Lisp_Object
*));
1558 extern void defvar_lisp_nopro
P_ ((char *, Lisp_Object
*));
1559 extern void defvar_bool
P_ ((char *, int *));
1560 extern void defvar_int
P_ ((char *, int *));
1561 extern void defvar_per_buffer
P_ ((char *, Lisp_Object
*, Lisp_Object
, char *));
1562 extern void defvar_kboard
P_ ((char *, int));
1564 /* Macros we use to define forwarded Lisp variables.
1565 These are used in the syms_of_FILENAME functions. */
1567 #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname)
1568 #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname)
1569 #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname)
1570 #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname)
1571 #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \
1572 defvar_per_buffer (lname, vname, type, 0)
1573 #define DEFVAR_KBOARD(lname, vname, doc) \
1574 defvar_kboard (lname, \
1575 (int)((char *)(¤t_kboard->vname) \
1576 - (char *)current_kboard))
1578 /* Structure for recording Lisp call stack for backtrace purposes. */
1580 /* The special binding stack holds the outer values of variables while
1581 they are bound by a function application or a let form, stores the
1582 code to be executed for Lisp unwind-protect forms, and stores the C
1583 functions to be called for record_unwind_protect.
1585 If func is non-zero, undoing this binding applies func to old_value;
1586 This implements record_unwind_protect.
1587 If func is zero and symbol is nil, undoing this binding evaluates
1588 the list of forms in old_value; this implements Lisp's unwind-protect
1591 Otherwise, the element is a variable binding.
1593 If the symbol field is a symbol, it is an ordinary variable binding.
1595 Otherwise, it should be a structure (SYMBOL WHERE
1596 . CURRENT-BUFFER), which means having bound a local value while
1597 CURRENT-BUFFER was active. If WHERE is nil this means we saw the
1598 default value when binding SYMBOL. WHERE being a buffer or frame
1599 means we saw a buffer-local or frame-local value. Other values of
1600 WHERE mean an internal error. */
1604 Lisp_Object symbol
, old_value
;
1605 Lisp_Object (*func
) P_ ((Lisp_Object
));
1606 Lisp_Object unused
; /* Dividing by 16 is faster than by 12 */
1609 extern struct specbinding
*specpdl
;
1610 extern struct specbinding
*specpdl_ptr
;
1611 extern int specpdl_size
;
1613 #define BINDING_STACK_SIZE() (specpdl_ptr - specpdl)
1615 /* Everything needed to describe an active condition case. */
1618 /* The handler clauses and variable from the condition-case form. */
1619 Lisp_Object handler
;
1621 /* Fsignal stores here the condition-case clause that applies,
1622 and Fcondition_case thus knows which clause to run. */
1623 Lisp_Object chosen_clause
;
1625 /* Used to effect the longjump out to the handler. */
1626 struct catchtag
*tag
;
1628 /* The next enclosing handler. */
1629 struct handler
*next
;
1632 extern struct handler
*handlerlist
;
1634 extern struct catchtag
*catchlist
;
1635 extern struct backtrace
*backtrace_list
;
1637 extern Lisp_Object memory_signal_data
;
1639 /* An address near the bottom of the stack.
1640 Tells GC how to save a copy of the stack. */
1641 extern char *stack_bottom
;
1643 /* Check quit-flag and quit if it is non-nil.
1644 Typing C-g does not directly cause a quit; it only sets Vquit_flag.
1645 So the program needs to do QUIT at times when it is safe to quit.
1646 Every loop that might run for a long time or might not exit
1647 ought to do QUIT at least once, at a safe place.
1648 Unless that is impossible, of course.
1649 But it is very desirable to avoid creating loops where QUIT is impossible.
1651 Exception: if you set immediate_quit to nonzero,
1652 then the handler that responds to the C-g does the quit itself.
1653 This is a good thing to do around a loop that has no side effects
1654 and (in particular) cannot call arbitrary Lisp code. */
1658 if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \
1660 Vquit_flag = Qnil; \
1661 Fsignal (Qquit, Qnil); \
1665 /* Nonzero if ought to quit now. */
1667 #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit))
1669 /* Variables used locally in the following case handling macros. */
1670 extern int case_temp1
;
1671 extern Lisp_Object case_temp2
;
1673 /* Current buffer's map from characters to lower-case characters. */
1675 #define DOWNCASE_TABLE current_buffer->downcase_table
1677 /* Current buffer's map from characters to upper-case characters. */
1679 #define UPCASE_TABLE current_buffer->upcase_table
1681 /* Downcase a character, or make no change if that cannot be done. */
1683 #define DOWNCASE(CH) \
1684 ((case_temp1 = (CH), \
1685 case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \
1686 NATNUMP (case_temp2)) \
1687 ? XFASTINT (case_temp2) : case_temp1)
1689 /* 1 if CH is upper case. */
1691 #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH))
1693 /* 1 if CH is neither upper nor lower case. */
1695 #define NOCASEP(CH) (UPCASE1 (CH) == (CH))
1697 /* 1 if CH is lower case. */
1699 #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH))
1701 /* Upcase a character, or make no change if that cannot be done. */
1703 #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH))
1705 /* Upcase a character known to be not upper case. */
1707 #define UPCASE1(CH) \
1708 ((case_temp1 = (CH), \
1709 case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \
1710 NATNUMP (case_temp2)) \
1711 ? XFASTINT (case_temp2) : case_temp1)
1713 extern Lisp_Object Vascii_downcase_table
;
1715 /* Number of bytes of structure consed since last GC. */
1717 extern int consing_since_gc
;
1719 /* Threshold for doing another gc. */
1721 extern int gc_cons_threshold
;
1723 /* Structure for recording stack slots that need marking. */
1725 /* This is a chain of structures, each of which points at a Lisp_Object variable
1726 whose value should be marked in garbage collection.
1727 Normally every link of the chain is an automatic variable of a function,
1728 and its `val' points to some argument or local variable of the function.
1729 On exit to the function, the chain is set back to the value it had on entry.
1730 This way, no link remains in the chain when the stack frame containing the
1733 Every function that can call Feval must protect in this fashion all
1734 Lisp_Object variables whose contents will be used again. */
1736 extern struct gcpro
*gcprolist
;
1742 /* Address of first protected variable. */
1743 volatile Lisp_Object
*var
;
1745 /* Number of consecutive protected variables. */
1753 /* Values of GC_MARK_STACK during compilation:
1755 0 Use GCPRO as before
1756 1 Do the real thing, make GCPROs and UNGCPRO no-ops.
1757 2 Mark the stack, and check that everything GCPRO'd is
1759 3 Mark using GCPRO's, mark stack last, and count how many
1760 dead objects are kept alive. */
1763 #define GC_USE_GCPROS_AS_BEFORE 0
1764 #define GC_MAKE_GCPROS_NOOPS 1
1765 #define GC_MARK_STACK_CHECK_GCPROS 2
1766 #define GC_USE_GCPROS_CHECK_ZOMBIES 3
1768 #ifndef GC_MARK_STACK
1769 #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE
1772 #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS
1774 #define GCPRO1(varname) ((void) 0)
1775 #define GCPRO2(varname1, varname2)((void) 0)
1776 #define GCPRO3(varname1, varname2, varname3) ((void) 0)
1777 #define GCPRO4(varname1, varname2, varname3, varname4) ((void) 0)
1778 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) ((void) 0)
1779 #define UNGCPRO ((void) 0)
1781 #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1785 #define GCPRO1(varname) \
1786 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1787 gcprolist = &gcpro1; }
1789 #define GCPRO2(varname1, varname2) \
1790 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1791 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1792 gcprolist = &gcpro2; }
1794 #define GCPRO3(varname1, varname2, varname3) \
1795 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1796 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1797 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1798 gcprolist = &gcpro3; }
1800 #define GCPRO4(varname1, varname2, varname3, varname4) \
1801 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1802 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1803 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1804 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1805 gcprolist = &gcpro4; }
1807 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1808 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1809 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1810 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1811 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1812 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1813 gcprolist = &gcpro5; }
1815 #define UNGCPRO (gcprolist = gcpro1.next)
1819 extern int gcpro_level
;
1821 #define GCPRO1(varname) \
1822 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1823 gcpro1.level = gcpro_level++; \
1824 gcprolist = &gcpro1; }
1826 #define GCPRO2(varname1, varname2) \
1827 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1828 gcpro1.level = gcpro_level; \
1829 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1830 gcpro2.level = gcpro_level++; \
1831 gcprolist = &gcpro2; }
1833 #define GCPRO3(varname1, varname2, varname3) \
1834 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1835 gcpro1.level = gcpro_level; \
1836 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1837 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1838 gcpro3.level = gcpro_level++; \
1839 gcprolist = &gcpro3; }
1841 #define GCPRO4(varname1, varname2, varname3, varname4) \
1842 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1843 gcpro1.level = gcpro_level; \
1844 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1845 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1846 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1847 gcpro4.level = gcpro_level++; \
1848 gcprolist = &gcpro4; }
1850 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1851 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1852 gcpro1.level = gcpro_level; \
1853 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1854 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1855 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1856 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1857 gcpro5.level = gcpro_level++; \
1858 gcprolist = &gcpro5; }
1861 ((--gcpro_level != gcpro1.level) \
1863 : ((gcprolist = gcpro1.next), 0))
1865 #endif /* DEBUG_GCPRO */
1866 #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1869 /* Evaluate expr, UNGCPRO, and then return the value of expr. */
1870 #define RETURN_UNGCPRO(expr) \
1873 Lisp_Object ret_ungc_val; \
1874 ret_ungc_val = (expr); \
1876 return ret_ungc_val; \
1880 /* Call staticpro (&var) to protect static variable `var'. */
1882 void staticpro
P_ ((Lisp_Object
*));
1884 /* Declare a Lisp-callable function. The MAXARGS parameter has the same
1885 meaning as in the DEFUN macro, and is used to construct a prototype. */
1886 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1887 || defined (USE_NONANSI_DEFUN)
1888 #define EXFUN(fnname, maxargs) \
1889 extern Lisp_Object fnname ()
1891 /* We can use the same trick as in the DEFUN macro to generate the
1892 appropriate prototype. */
1893 #define EXFUN(fnname, maxargs) \
1894 extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs
1897 /* Forward declarations for prototypes. */
1901 /* Defined in data.c */
1902 extern Lisp_Object Qnil
, Qt
, Qquote
, Qlambda
, Qsubr
, Qunbound
;
1903 extern Lisp_Object Qerror_conditions
, Qerror_message
, Qtop_level
;
1904 extern Lisp_Object Qerror
, Qquit
, Qwrong_type_argument
, Qargs_out_of_range
;
1905 extern Lisp_Object Qvoid_variable
, Qvoid_function
;
1906 extern Lisp_Object Qsetting_constant
, Qinvalid_read_syntax
;
1907 extern Lisp_Object Qinvalid_function
, Qwrong_number_of_arguments
, Qno_catch
;
1908 extern Lisp_Object Qend_of_file
, Qarith_error
;
1909 extern Lisp_Object Qbeginning_of_buffer
, Qend_of_buffer
, Qbuffer_read_only
;
1910 extern Lisp_Object Qmark_inactive
, Qtext_read_only
;
1912 extern Lisp_Object Qrange_error
, Qdomain_error
, Qsingularity_error
;
1913 extern Lisp_Object Qoverflow_error
, Qunderflow_error
;
1915 extern Lisp_Object Qintegerp
, Qnumberp
, Qnatnump
, Qwholenump
;
1916 extern Lisp_Object Qsymbolp
, Qlistp
, Qconsp
;
1917 extern Lisp_Object Qstringp
, Qarrayp
, Qsequencep
, Qbufferp
;
1918 extern Lisp_Object Qchar_or_string_p
, Qmarkerp
, Qvectorp
;
1919 extern Lisp_Object Qinteger_or_marker_p
, Qnumber_or_marker_p
;
1920 extern Lisp_Object Qchar_table_p
, Qvector_or_char_table_p
;
1921 extern Lisp_Object Qboundp
, Qfboundp
;
1922 extern Lisp_Object Qbuffer_or_string_p
;
1923 extern Lisp_Object Qcdr
;
1925 extern Lisp_Object Qfloatp
, Qinteger_or_floatp
, Qinteger_or_float_or_marker_p
;
1927 extern Lisp_Object Qframep
;
1935 EXFUN (Fintegerp
, 1);
1936 EXFUN (Fnatnump
, 1);
1937 EXFUN (Fsymbolp
, 1);
1938 EXFUN (Fvectorp
, 1);
1939 EXFUN (Fstringp
, 1);
1940 EXFUN (Fmultibyte_string_p
, 1);
1942 EXFUN (Fsequencep
, 1);
1943 EXFUN (Fbufferp
, 1);
1944 EXFUN (Fmarkerp
, 1);
1946 EXFUN (Fchar_or_string_p
, 1);
1947 EXFUN (Finteger_or_marker_p
, 1);
1949 EXFUN (Finteger_or_floatp
, 1);
1950 EXFUN (Finteger_or_float_or_marker_p
, 1);
1953 EXFUN (Fcar_safe
, 1);
1955 EXFUN (Fcdr_safe
, 1);
1959 EXFUN (Ffboundp
, 1);
1960 EXFUN (Fmakunbound
, 1);
1961 EXFUN (Ffmakunbound
, 1);
1962 EXFUN (Fsymbol_function
, 1);
1963 EXFUN (Fsymbol_plist
, 1);
1964 EXFUN (Fsymbol_name
, 1);
1965 extern Lisp_Object indirect_function
P_ ((Lisp_Object
));
1966 EXFUN (Findirect_function
, 1);
1968 EXFUN (Fsetplist
, 2);
1969 EXFUN (Fsymbol_value
, 1);
1970 extern Lisp_Object find_symbol_value
P_ ((Lisp_Object
));
1972 EXFUN (Fdefault_value
, 1);
1973 EXFUN (Fset_default
, 2);
1974 EXFUN (Fdefault_boundp
, 1);
1975 EXFUN (Fmake_local_variable
, 1);
1976 EXFUN (Flocal_variable_p
, 2);
1977 EXFUN (Flocal_variable_if_set_p
, 2);
1982 EXFUN (Fstring_to_number
, 2);
1983 EXFUN (Fnumber_to_string
, 1);
1984 EXFUN (Feqlsign
, 2);
1991 EXFUN (Fplus
, MANY
);
1992 EXFUN (Fminus
, MANY
);
1993 EXFUN (Ftimes
, MANY
);
1998 EXFUN (Flogand
, MANY
);
1999 EXFUN (Flogior
, MANY
);
2000 EXFUN (Flogxor
, MANY
);
2007 EXFUN (Fmake_variable_buffer_local
, 1);
2009 extern Lisp_Object indirect_variable
P_ ((Lisp_Object
));
2010 extern Lisp_Object long_to_cons
P_ ((unsigned long));
2011 extern unsigned long cons_to_long
P_ ((Lisp_Object
));
2012 extern void args_out_of_range
P_ ((Lisp_Object
, Lisp_Object
));
2013 extern void args_out_of_range_3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2014 extern Lisp_Object wrong_type_argument
P_ ((Lisp_Object
, Lisp_Object
));
2015 extern void store_symval_forwarding
P_ ((Lisp_Object
, Lisp_Object
,
2016 Lisp_Object
, struct buffer
*));
2017 extern Lisp_Object do_symval_forwarding
P_ ((Lisp_Object
));
2018 extern Lisp_Object set_internal
P_ ((Lisp_Object
, Lisp_Object
, struct buffer
*, int));
2019 extern void syms_of_data
P_ ((void));
2020 extern void init_data
P_ ((void));
2021 extern void swap_in_global_binding
P_ ((Lisp_Object
));
2023 /* Defined in cmds.c */
2024 EXFUN (Fend_of_line
, 1);
2025 EXFUN (Fforward_char
, 1);
2026 EXFUN (Fforward_line
, 1);
2027 extern int forward_point
P_ ((int));
2028 extern int internal_self_insert
P_ ((int, int));
2029 extern void syms_of_cmds
P_ ((void));
2030 extern void keys_of_cmds
P_ ((void));
2032 /* Defined in coding.c */
2033 EXFUN (Fcoding_system_p
, 1);
2034 EXFUN (Fcheck_coding_system
, 1);
2035 EXFUN (Fread_coding_system
, 2);
2036 EXFUN (Fread_non_nil_coding_system
, 1);
2037 EXFUN (Ffind_operation_coding_system
, MANY
);
2038 EXFUN (Fencode_coding_string
, 3);
2039 EXFUN (Fdecode_coding_string
, 3);
2040 extern Lisp_Object detect_coding_system
P_ ((unsigned char *, int, int, int));
2041 Lisp_Object code_convert_string_norecord
P_ ((Lisp_Object
, Lisp_Object
, int));
2042 extern void init_coding
P_ ((void));
2043 extern void init_coding_once
P_ ((void));
2044 extern void syms_of_coding
P_ ((void));
2045 extern Lisp_Object code_convert_string_norecord
P_ ((Lisp_Object
, Lisp_Object
,
2048 /* Defined in charset.c */
2049 extern int nonascii_insert_offset
;
2050 extern Lisp_Object Vnonascii_translation_table
;
2051 EXFUN (Fchar_bytes
, 1);
2052 EXFUN (Fchar_width
, 1);
2053 EXFUN (Fstring
, MANY
);
2054 extern int chars_in_text
P_ ((unsigned char *, int));
2055 extern int multibyte_chars_in_text
P_ ((unsigned char *, int));
2056 extern int unibyte_char_to_multibyte
P_ ((int));
2057 extern int multibyte_char_to_unibyte
P_ ((int, Lisp_Object
));
2058 extern Lisp_Object Qcharset
;
2059 extern void init_charset_once
P_ ((void));
2060 extern void syms_of_charset
P_ ((void));
2062 /* Defined in syntax.c */
2063 EXFUN (Fforward_word
, 1);
2064 EXFUN (Fskip_chars_forward
, 2);
2065 EXFUN (Fskip_chars_backward
, 2);
2066 EXFUN (Fsyntax_table_p
, 1);
2067 EXFUN (Fsyntax_table
, 0);
2068 EXFUN (Fset_syntax_table
, 1);
2069 extern void init_syntax_once
P_ ((void));
2070 extern void syms_of_syntax
P_ ((void));
2072 /* Defined in fns.c */
2073 extern int use_dialog_box
;
2074 extern int next_almost_prime
P_ ((int));
2075 extern Lisp_Object larger_vector
P_ ((Lisp_Object
, int, Lisp_Object
));
2076 extern void sweep_weak_hash_tables
P_ ((void));
2077 extern Lisp_Object Qstring_lessp
;
2078 EXFUN (Foptimize_char_table
, 1);
2079 extern Lisp_Object Vfeatures
;
2080 extern Lisp_Object QCtest
, QCweakness
, Qequal
;
2081 unsigned sxhash
P_ ((Lisp_Object
, int));
2082 Lisp_Object make_hash_table
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
,
2083 Lisp_Object
, Lisp_Object
, Lisp_Object
,
2085 Lisp_Object copy_hash_table
P_ ((struct Lisp_Hash_Table
*));
2086 int hash_lookup
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, unsigned *));
2087 int hash_put
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, Lisp_Object
,
2089 void hash_remove
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
2090 void hash_clear
P_ ((struct Lisp_Hash_Table
*));
2091 void remove_hash_entry
P_ ((struct Lisp_Hash_Table
*, int));
2092 extern void init_fns
P_ ((void));
2094 EXFUN (Fmake_hash_table
, MANY
);
2095 EXFUN (Fcopy_hash_table
, 1);
2096 EXFUN (Fhash_table_count
, 1);
2097 EXFUN (Fhash_table_rehash_size
, 1);
2098 EXFUN (Fhash_table_rehash_threshold
, 1);
2099 EXFUN (Fhash_table_size
, 1);
2100 EXFUN (Fhash_table_test
, 1);
2101 EXFUN (Fhash_table_weak
, 1);
2102 EXFUN (Fhash_table_p
, 1);
2103 EXFUN (Fclrhash
, 1);
2104 EXFUN (Fgethash
, 3);
2105 EXFUN (Fputhash
, 3);
2106 EXFUN (Fremhash
, 2);
2107 EXFUN (Fmaphash
, 2);
2108 EXFUN (Fdefine_hash_table_test
, 3);
2110 EXFUN (Fidentity
, 1);
2113 EXFUN (Fsafe_length
, 1);
2114 EXFUN (Fappend
, MANY
);
2115 EXFUN (Fconcat
, MANY
);
2116 EXFUN (Fvconcat
, MANY
);
2117 EXFUN (Fcopy_sequence
, 1);
2118 EXFUN (Fstring_make_multibyte
, 1);
2119 EXFUN (Fstring_make_unibyte
, 1);
2120 EXFUN (Fstring_as_multibyte
, 1);
2121 EXFUN (Fstring_as_unibyte
, 1);
2122 EXFUN (Fsubstring
, 3);
2123 extern Lisp_Object substring_both
P_ ((Lisp_Object
, int, int, int, int));
2134 EXFUN (Freverse
, 1);
2135 EXFUN (Fnreverse
, 1);
2139 EXFUN (Ffillarray
, 2);
2140 EXFUN (Fnconc
, MANY
);
2142 EXFUN (Fmapconcat
, 3);
2143 EXFUN (Fy_or_n_p
, 1);
2144 extern Lisp_Object do_yes_or_no_p
P_ ((Lisp_Object
));
2145 EXFUN (Ffeaturep
, 1);
2146 EXFUN (Frequire
, 3);
2147 EXFUN (Fprovide
, 1);
2148 extern Lisp_Object concat2
P_ ((Lisp_Object
, Lisp_Object
));
2149 extern Lisp_Object concat3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2150 extern Lisp_Object nconc2
P_ ((Lisp_Object
, Lisp_Object
));
2151 extern Lisp_Object assq_no_quit
P_ ((Lisp_Object
, Lisp_Object
));
2152 extern void clear_string_char_byte_cache
P_ ((void));
2153 extern int string_char_to_byte
P_ ((Lisp_Object
, int));
2154 extern int string_byte_to_char
P_ ((Lisp_Object
, int));
2155 extern Lisp_Object string_make_multibyte
P_ ((Lisp_Object
));
2156 extern Lisp_Object string_make_unibyte
P_ ((Lisp_Object
));
2157 EXFUN (Fcopy_alist
, 1);
2158 EXFUN (Fplist_get
, 2);
2159 EXFUN (Fplist_put
, 3);
2160 EXFUN (Fset_char_table_parent
, 2);
2161 EXFUN (Fchar_table_extra_slot
, 2);
2162 EXFUN (Fset_char_table_extra_slot
, 3);
2164 EXFUN (Fstring_equal
, 2);
2165 EXFUN (Fcompare_strings
, 7);
2166 EXFUN (Fstring_lessp
, 2);
2167 extern int char_table_translate
P_ ((Lisp_Object
, int));
2168 extern void map_char_table
P_ ((void (*) (Lisp_Object
, Lisp_Object
, Lisp_Object
),
2169 Lisp_Object
, Lisp_Object
, Lisp_Object
, int,
2171 extern Lisp_Object char_table_ref_and_index
P_ ((Lisp_Object
, int, int *));
2172 extern void syms_of_fns
P_ ((void));
2174 /* Defined in floatfns.c */
2175 extern double extract_float
P_ ((Lisp_Object
));
2177 EXFUN (Ftruncate
, 2);
2178 extern void init_floatfns
P_ ((void));
2179 extern void syms_of_floatfns
P_ ((void));
2181 /* Defined in insdel.c */
2182 extern Lisp_Object Qinhibit_modification_hooks
;
2183 extern void move_gap
P_ ((int));
2184 extern void move_gap_both
P_ ((int, int));
2185 extern void make_gap
P_ ((int));
2186 extern int copy_text
P_ ((unsigned char *, unsigned char *, int, int, int));
2187 extern int count_size_as_multibyte
P_ ((unsigned char *, int));
2188 extern int count_combining_before
P_ ((unsigned char *, int, int, int));
2189 extern int count_combining_after
P_ ((unsigned char *, int, int, int));
2190 extern void insert
P_ ((unsigned char *, int));
2191 extern void insert_and_inherit
P_ ((unsigned char *, int));
2192 extern void insert_1
P_ ((unsigned char *, int, int, int, int));
2193 extern void insert_1_both
P_ ((unsigned char *, int, int, int, int, int));
2194 extern void insert_from_string
P_ ((Lisp_Object
, int, int, int, int, int));
2195 extern void insert_from_buffer
P_ ((struct buffer
*, int, int, int));
2196 extern void insert_char
P_ ((int));
2197 extern void insert_string
P_ ((char *));
2198 extern void insert_before_markers
P_ ((unsigned char *, int));
2199 extern void insert_before_markers_and_inherit
P_ ((unsigned char *, int));
2200 extern void insert_from_string_before_markers
P_ ((Lisp_Object
, int, int, int, int, int));
2201 extern void del_range
P_ ((int, int));
2202 extern Lisp_Object del_range_1
P_ ((int, int, int, int));
2203 extern void del_range_byte
P_ ((int, int, int));
2204 extern void del_range_both
P_ ((int, int, int, int, int));
2205 extern Lisp_Object del_range_2
P_ ((int, int, int, int, int));
2206 extern void modify_region
P_ ((struct buffer
*, int, int));
2207 extern void prepare_to_modify_buffer
P_ ((int, int, int *));
2208 extern void signal_before_change
P_ ((int, int, int *));
2209 extern void signal_after_change
P_ ((int, int, int));
2210 extern void adjust_after_replace
P_ ((int, int, Lisp_Object
, int, int));
2211 extern void adjust_after_insert
P_ ((int, int, int, int, int));
2212 extern void replace_range
P_ ((int, int, Lisp_Object
, int, int, int));
2213 extern void syms_of_insdel
P_ ((void));
2215 /* Defined in dispnew.c */
2216 extern Lisp_Object selected_frame
;
2218 EXFUN (Fredraw_frame
, 1);
2219 EXFUN (Fredraw_display
, 0);
2220 EXFUN (Fsleep_for
, 2);
2221 EXFUN (Fsit_for
, 3);
2222 extern Lisp_Object sit_for
P_ ((int, int, int, int, int));
2223 extern void init_display
P_ ((void));
2224 extern void syms_of_display
P_ ((void));
2225 extern void safe_bcopy
P_ ((char *, char *, int));
2227 /* Defined in xdisp.c */
2228 extern Lisp_Object Qinhibit_point_motion_hooks
;
2229 extern Lisp_Object Qinhibit_redisplay
, Qdisplay
;
2230 extern Lisp_Object Qinhibit_eval_during_redisplay
;
2231 extern Lisp_Object Qmessage_truncate_lines
;
2232 extern Lisp_Object Vmessage_log_max
;
2233 extern int message_enable_multibyte
;
2234 extern Lisp_Object echo_area_buffer
[2];
2235 extern void check_message_stack
P_ ((void));
2236 extern void setup_echo_area_for_printing
P_ ((int));
2237 extern int push_message
P_ ((void));
2238 extern Lisp_Object push_message_unwind
P_ ((Lisp_Object
));
2239 extern void pop_message
P_ ((void));
2240 extern void restore_message
P_ ((void));
2241 extern Lisp_Object current_message
P_ ((void));
2242 extern void set_message
P_ ((char *s
, Lisp_Object
, int, int));
2243 extern void clear_message
P_ ((int, int));
2244 extern void message
P_ ((/* char *, ... */));
2245 extern void message_nolog
P_ ((/* char *, ... */));
2246 extern void message1
P_ ((char *));
2247 extern void message1_nolog
P_ ((char *));
2248 extern void message2
P_ ((char *, int, int));
2249 extern void message2_nolog
P_ ((char *, int, int));
2250 extern void message3
P_ ((Lisp_Object
, int, int));
2251 extern void message3_nolog
P_ ((Lisp_Object
, int, int));
2252 extern void message_dolog
P_ ((char *, int, int, int));
2253 extern void message_with_string
P_ ((char *, Lisp_Object
, int));
2254 extern void message_log_maybe_newline
P_ ((void));
2255 extern void update_echo_area
P_ ((void));
2256 extern void truncate_echo_area
P_ ((int));
2257 extern void redisplay
P_ ((void));
2258 extern int check_point_in_composition
2259 P_ ((struct buffer
*, int, struct buffer
*, int));
2260 extern void redisplay_preserve_echo_area
P_ ((int));
2261 extern void mark_window_display_accurate
P_ ((Lisp_Object
, int));
2262 extern int invisible_p
P_ ((Lisp_Object
, Lisp_Object
));
2263 extern void prepare_menu_bars
P_ ((void));
2264 extern void syms_of_xdisp
P_ ((void));
2265 extern void init_xdisp
P_ ((void));
2266 extern Lisp_Object safe_eval
P_ ((Lisp_Object
));
2267 extern int pos_visible_p
P_ ((struct window
*, int, int *, int));
2269 /* Defined in vm-limit.c. */
2270 extern void memory_warnings
P_ ((POINTER_TYPE
*, void (*warnfun
) ()));
2272 /* Defined in alloc.c */
2273 extern void check_pure_size
P_ ((void));
2274 extern void allocate_string_data
P_ ((struct Lisp_String
*, int, int));
2275 extern void uninterrupt_malloc
P_ ((void));
2276 extern void malloc_warning
P_ ((char *));
2277 extern void memory_full
P_ ((void));
2278 extern void buffer_memory_full
P_ ((void));
2279 extern int survives_gc_p
P_ ((Lisp_Object
));
2280 extern void mark_object
P_ ((Lisp_Object
*));
2281 extern Lisp_Object Vpurify_flag
;
2287 EXFUN (Flist
, MANY
);
2288 EXFUN (Fmake_list
, 2);
2289 extern Lisp_Object allocate_misc
P_ ((void));
2290 EXFUN (Fmake_vector
, 2);
2291 EXFUN (Fvector
, MANY
);
2292 EXFUN (Fmake_symbol
, 1);
2293 EXFUN (Fmake_marker
, 0);
2294 EXFUN (Fmake_string
, 2);
2295 extern Lisp_Object build_string
P_ ((char *));
2296 extern Lisp_Object make_string
P_ ((char *, int));
2297 extern Lisp_Object make_unibyte_string
P_ ((char *, int));
2298 extern Lisp_Object make_multibyte_string
P_ ((char *, int, int));
2299 extern Lisp_Object make_event_array
P_ ((int, Lisp_Object
*));
2300 extern Lisp_Object make_uninit_string
P_ ((int));
2301 extern Lisp_Object make_uninit_multibyte_string
P_ ((int, int));
2302 extern Lisp_Object make_string_from_bytes
P_ ((char *, int, int));
2303 extern Lisp_Object make_specified_string
P_ ((char *, int, int, int));
2304 EXFUN (Fpurecopy
, 1);
2305 extern Lisp_Object make_pure_string
P_ ((char *, int, int, int));
2306 extern Lisp_Object pure_cons
P_ ((Lisp_Object
, Lisp_Object
));
2307 extern Lisp_Object make_pure_vector
P_ ((EMACS_INT
));
2308 EXFUN (Fgarbage_collect
, 0);
2309 EXFUN (Fmake_byte_code
, MANY
);
2310 EXFUN (Fmake_bool_vector
, 2);
2311 EXFUN (Fmake_char_table
, 2);
2312 extern Lisp_Object make_sub_char_table
P_ ((Lisp_Object
));
2313 extern Lisp_Object Qchar_table_extra_slots
;
2314 extern struct Lisp_Vector
*allocate_vector
P_ ((EMACS_INT
));
2315 extern struct Lisp_Vector
*allocate_other_vector
P_ ((EMACS_INT
));
2316 extern struct Lisp_Hash_Table
*allocate_hash_table
P_ ((void));
2317 extern struct window
*allocate_window
P_ ((void));
2318 extern struct frame
*allocate_frame
P_ ((void));
2319 extern struct Lisp_Process
*allocate_process
P_ ((void));
2320 extern int gc_in_progress
;
2321 extern Lisp_Object make_float
P_ ((double));
2322 extern void display_malloc_warning
P_ ((void));
2323 extern int inhibit_garbage_collection
P_ ((void));
2324 extern void free_marker
P_ ((Lisp_Object
));
2325 extern void free_cons
P_ ((struct Lisp_Cons
*));
2326 extern void init_alloc_once
P_ ((void));
2327 extern void init_alloc
P_ ((void));
2328 extern void syms_of_alloc
P_ ((void));
2329 extern struct buffer
* allocate_buffer
P_ ((void));
2331 /* Defined in print.c */
2332 extern Lisp_Object Vprin1_to_string_buffer
;
2333 extern void debug_print
P_ ((Lisp_Object
));
2335 EXFUN (Fprin1_to_string
, 2);
2339 EXFUN (Ferror_message_string
, 1);
2340 extern Lisp_Object Vstandard_output
, Qstandard_output
;
2341 extern Lisp_Object Qexternal_debugging_output
;
2342 extern void temp_output_buffer_setup
P_ ((char *));
2343 extern int print_level
, print_escape_newlines
;
2344 extern Lisp_Object Qprint_escape_newlines
;
2345 extern void write_string
P_ ((char *, int));
2346 extern void write_string_1
P_ ((char *, int, Lisp_Object
));
2347 extern void print_error_message
P_ ((Lisp_Object
, Lisp_Object
));
2348 extern Lisp_Object internal_with_output_to_temp_buffer
2349 P_ ((char *, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2350 extern void float_to_string
P_ ((unsigned char *, double));
2351 extern void syms_of_print
P_ ((void));
2353 /* Defined in doprnt.c */
2354 extern int doprnt
P_ ((char *, int, char *, char *, int, char **));
2355 extern int doprnt_lisp
P_ ((char *, int, char *, char *, int, char **));
2357 /* Defined in lread.c */
2358 extern Lisp_Object Qvariable_documentation
, Qstandard_input
;
2359 extern Lisp_Object Vobarray
, initial_obarray
, Vstandard_input
;
2361 EXFUN (Fread_from_string
, 3);
2363 EXFUN (Fintern_soft
, 2);
2365 EXFUN (Fget_file_char
, 0);
2366 EXFUN (Fread_char
, 2);
2367 EXFUN (Fread_event
, 2);
2368 extern Lisp_Object read_filtered_event
P_ ((int, int, int, int));
2369 EXFUN (Feval_region
, 4);
2370 extern Lisp_Object intern
P_ ((char *));
2371 extern Lisp_Object make_symbol
P_ ((char *));
2372 extern Lisp_Object oblookup
P_ ((Lisp_Object
, char *, int, int));
2373 #define LOADHIST_ATTACH(x) \
2374 if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list)
2375 extern Lisp_Object Vcurrent_load_list
;
2376 extern Lisp_Object Vload_history
;
2377 extern int openp
P_ ((Lisp_Object
, Lisp_Object
, char *, Lisp_Object
*, int));
2378 extern int isfloat_string
P_ ((char *));
2379 extern void map_obarray
P_ ((Lisp_Object
, void (*) (Lisp_Object
, Lisp_Object
),
2381 extern void dir_warning
P_ ((char *, Lisp_Object
));
2382 extern void close_load_descs
P_ ((void));
2383 extern void init_obarray
P_ ((void));
2384 extern void init_lread
P_ ((void));
2385 extern void syms_of_lread
P_ ((void));
2387 /* Defined in eval.c */
2388 extern Lisp_Object Qautoload
, Qexit
, Qinteractive
, Qcommandp
, Qdefun
, Qmacro
;
2389 extern Lisp_Object Vinhibit_quit
, Qinhibit_quit
, Vquit_flag
;
2390 extern Lisp_Object Vmocklisp_arguments
, Qmocklisp
, Qmocklisp_arguments
;
2391 extern Lisp_Object Vautoload_queue
;
2392 extern Lisp_Object Vdebug_on_error
;
2393 extern Lisp_Object Vsignaling_function
;
2394 extern int handling_signal
;
2395 extern int interactive_p
P_ ((int));
2397 /* To run a normal hook, use the appropriate function from the list below.
2398 The calling convention:
2400 if (!NILP (Vrun_hooks))
2401 call1 (Vrun_hooks, Qmy_funny_hook);
2403 should no longer be used. */
2404 extern Lisp_Object Vrun_hooks
;
2405 EXFUN (Frun_hooks
, MANY
);
2406 EXFUN (Frun_hook_with_args
, MANY
);
2407 EXFUN (Frun_hook_with_args_until_success
, MANY
);
2408 EXFUN (Frun_hook_with_args_until_failure
, MANY
);
2409 extern Lisp_Object run_hook_list_with_args
P_ ((Lisp_Object
, int, Lisp_Object
*));
2410 extern void run_hook_with_args_2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2411 EXFUN (Fand
, UNEVALLED
);
2412 EXFUN (For
, UNEVALLED
);
2413 EXFUN (Fif
, UNEVALLED
);
2414 EXFUN (Fprogn
, UNEVALLED
);
2415 EXFUN (Fprog1
, UNEVALLED
);
2416 EXFUN (Fprog2
, UNEVALLED
);
2417 EXFUN (Fsetq
, UNEVALLED
);
2418 EXFUN (Fquote
, UNEVALLED
);
2419 EXFUN (Fuser_variable_p
, 1);
2420 EXFUN (Finteractive_p
, 0);
2421 EXFUN (Fdefun
, UNEVALLED
);
2422 EXFUN (Flet
, UNEVALLED
);
2423 EXFUN (FletX
, UNEVALLED
);
2424 EXFUN (Fwhile
, UNEVALLED
);
2425 EXFUN (Fcatch
, UNEVALLED
);
2426 EXFUN (Fthrow
, 2) NO_RETURN
;
2427 EXFUN (Funwind_protect
, UNEVALLED
);
2428 EXFUN (Fcondition_case
, UNEVALLED
);
2430 EXFUN (Fautoload
, 5);
2431 EXFUN (Fcommandp
, 1);
2433 EXFUN (Fapply
, MANY
);
2434 EXFUN (Ffuncall
, MANY
);
2435 EXFUN (Fbacktrace
, 0);
2436 extern Lisp_Object apply1
P_ ((Lisp_Object
, Lisp_Object
));
2437 extern Lisp_Object call0
P_ ((Lisp_Object
));
2438 extern Lisp_Object call1
P_ ((Lisp_Object
, Lisp_Object
));
2439 extern Lisp_Object call2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2440 extern Lisp_Object call3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2441 extern Lisp_Object call4
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2442 extern Lisp_Object call5
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2443 extern Lisp_Object call6
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2444 EXFUN (Fdo_auto_save
, 2);
2445 extern Lisp_Object apply_lambda
P_ ((Lisp_Object
, Lisp_Object
, int));
2446 extern Lisp_Object internal_catch
P_ ((Lisp_Object
, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2447 extern Lisp_Object internal_condition_case
P_ ((Lisp_Object (*) (void), Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2448 extern Lisp_Object internal_condition_case_1
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2449 extern Lisp_Object internal_condition_case_2
P_ ((Lisp_Object (*) (int, Lisp_Object
*), int, Lisp_Object
*, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2450 extern void specbind
P_ ((Lisp_Object
, Lisp_Object
));
2451 extern void record_unwind_protect
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2452 extern Lisp_Object unbind_to
P_ ((int, Lisp_Object
));
2453 extern void error
P_ ((/* char *, ... */)) NO_RETURN
;
2454 extern void do_autoload
P_ ((Lisp_Object
, Lisp_Object
));
2455 extern Lisp_Object un_autoload
P_ ((Lisp_Object
));
2456 EXFUN (Ffetch_bytecode
, 1);
2457 extern void init_eval_once
P_ ((void));
2458 extern Lisp_Object safe_call
P_ ((int, Lisp_Object
*));
2459 extern Lisp_Object safe_call1
P_ ((Lisp_Object
, Lisp_Object
));
2460 extern void init_eval
P_ ((void));
2461 extern void syms_of_eval
P_ ((void));
2463 /* Defined in editfns.c */
2464 EXFUN (Fcurrent_message
, 0);
2465 EXFUN (Fgoto_char
, 1);
2466 EXFUN (Fpoint_min_marker
, 0);
2467 EXFUN (Fpoint_max_marker
, 0);
2468 EXFUN (Fpoint_min
, 0);
2469 EXFUN (Fpoint_max
, 0);
2471 EXFUN (Fpoint_marker
, 0);
2472 EXFUN (Fmark_marker
, 0);
2473 EXFUN (Fline_beginning_position
, 1);
2474 EXFUN (Fline_end_position
, 1);
2475 EXFUN (Ffollowing_char
, 0);
2476 EXFUN (Fprevious_char
, 0);
2477 EXFUN (Fchar_after
, 1);
2478 EXFUN (Finsert
, MANY
);
2479 EXFUN (Finsert_and_inherit
, MANY
);
2480 EXFUN (Finsert_before_markers
, MANY
);
2481 EXFUN (Finsert_buffer_substring
, 3);
2482 EXFUN (Finsert_char
, 3);
2483 extern void insert1
P_ ((Lisp_Object
));
2488 EXFUN (Fformat
, MANY
);
2489 EXFUN (Fmessage
, MANY
);
2490 extern Lisp_Object format1
P_ ((/* char *, ... */));
2491 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2492 EXFUN (Fbuffer_substring
, 2);
2493 EXFUN (Fbuffer_string
, 0);
2494 extern Lisp_Object save_excursion_save
P_ ((void));
2495 extern Lisp_Object save_restriction_save
P_ ((void));
2496 extern Lisp_Object save_excursion_restore
P_ ((Lisp_Object
));
2497 extern Lisp_Object save_restriction_restore
P_ ((Lisp_Object
));
2498 EXFUN (Fchar_to_string
, 1);
2499 EXFUN (Fdelete_region
, 2);
2500 EXFUN (Fnarrow_to_region
, 2);
2502 EXFUN (Fuser_login_name
, 1);
2503 EXFUN (Fsystem_name
, 0);
2504 EXFUN (Fcurrent_time
, 0);
2505 extern int clip_to_bounds
P_ ((int, int, int));
2506 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2507 extern Lisp_Object make_buffer_string_both
P_ ((int, int, int, int, int));
2508 extern void init_editfns
P_ ((void));
2509 extern void syms_of_editfns
P_ ((void));
2510 EXFUN (Fcurrent_message
, 0);
2511 extern Lisp_Object Vinhibit_field_text_motion
;
2512 EXFUN (Fconstrain_to_field
, 5);
2513 EXFUN (Ffield_string
, 1);
2514 EXFUN (Fdelete_field
, 1);
2515 EXFUN (Ffield_beginning
, 2);
2516 EXFUN (Ffield_end
, 2);
2517 EXFUN (Ffield_string_no_properties
, 1);
2518 extern void set_time_zone_rule
P_ ((char *));
2520 /* defined in buffer.c */
2521 extern int mouse_face_overlay_overlaps
P_ ((Lisp_Object
));
2522 extern void nsberror
P_ ((Lisp_Object
));
2523 extern char *no_switch_window
P_ ((Lisp_Object window
));
2524 EXFUN (Fset_buffer_multibyte
, 1);
2525 EXFUN (Foverlay_start
, 1);
2526 EXFUN (Foverlay_end
, 1);
2527 extern void adjust_overlays_for_insert
P_ ((int, int));
2528 extern void adjust_overlays_for_delete
P_ ((int, int));
2529 extern void fix_overlays_in_range
P_ ((int, int));
2530 extern void report_overlay_modification
P_ ((Lisp_Object
, Lisp_Object
, int,
2531 Lisp_Object
, Lisp_Object
, Lisp_Object
));
2532 extern int overlay_touches_p
P_ ((int));
2533 extern Lisp_Object Vbuffer_alist
, Vinhibit_read_only
;
2534 EXFUN (Fget_buffer
, 1);
2535 EXFUN (Fget_buffer_create
, 1);
2536 EXFUN (Fset_buffer
, 1);
2537 EXFUN (set_buffer_if_live
, 1);
2538 EXFUN (Fbarf_if_buffer_read_only
, 0);
2539 EXFUN (Fcurrent_buffer
, 0);
2540 EXFUN (Fswitch_to_buffer
, 2);
2541 EXFUN (Fpop_to_buffer
, 3);
2542 EXFUN (Fother_buffer
, 3);
2543 EXFUN (Foverlay_get
, 2);
2544 EXFUN (Fbuffer_modified_p
, 1);
2545 EXFUN (Fset_buffer_modified_p
, 1);
2546 EXFUN (Fkill_buffer
, 1);
2547 EXFUN (Fkill_all_local_variables
, 0);
2548 EXFUN (Fbuffer_disable_undo
, 1);
2549 EXFUN (Fbuffer_enable_undo
, 1);
2550 EXFUN (Ferase_buffer
, 0);
2551 extern Lisp_Object Qoverlayp
;
2552 extern Lisp_Object get_truename_buffer
P_ ((Lisp_Object
));
2553 extern struct buffer
*all_buffers
;
2554 EXFUN (Fprevious_overlay_change
, 1);
2555 EXFUN (Fbuffer_file_name
, 1);
2556 extern void init_buffer_once
P_ ((void));
2557 extern void init_buffer
P_ ((void));
2558 extern void syms_of_buffer
P_ ((void));
2559 extern void keys_of_buffer
P_ ((void));
2561 /* defined in marker.c */
2563 EXFUN (Fmarker_position
, 1);
2564 EXFUN (Fmarker_buffer
, 1);
2565 EXFUN (Fcopy_marker
, 2);
2566 EXFUN (Fset_marker
, 3);
2567 extern int marker_position
P_ ((Lisp_Object
));
2568 extern int marker_byte_position
P_ ((Lisp_Object
));
2569 extern void clear_charpos_cache
P_ ((struct buffer
*));
2570 extern int charpos_to_bytepos
P_ ((int));
2571 extern int buf_charpos_to_bytepos
P_ ((struct buffer
*, int));
2572 extern int buf_bytepos_to_charpos
P_ ((struct buffer
*, int));
2573 extern void unchain_marker
P_ ((Lisp_Object
));
2574 extern Lisp_Object set_marker_restricted
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2575 extern Lisp_Object set_marker_both
P_ ((Lisp_Object
, Lisp_Object
, int, int));
2576 extern Lisp_Object set_marker_restricted_both
P_ ((Lisp_Object
, Lisp_Object
,
2578 extern void syms_of_marker
P_ ((void));
2580 /* Defined in fileio.c */
2582 extern Lisp_Object Qfile_error
;
2583 EXFUN (Ffind_file_name_handler
, 2);
2584 EXFUN (Ffile_name_as_directory
, 1);
2585 EXFUN (Fmake_temp_name
, 1);
2586 EXFUN (Fexpand_file_name
, 2);
2587 EXFUN (Ffile_name_nondirectory
, 1);
2588 EXFUN (Fsubstitute_in_file_name
, 1);
2589 EXFUN (Ffile_symlink_p
, 1);
2590 EXFUN (Fverify_visited_file_modtime
, 1);
2591 EXFUN (Ffile_exists_p
, 1);
2592 EXFUN (Ffile_name_absolute_p
, 1);
2593 EXFUN (Fdirectory_file_name
, 1);
2594 EXFUN (Ffile_name_directory
, 1);
2595 extern Lisp_Object expand_and_dir_to_file
P_ ((Lisp_Object
, Lisp_Object
));
2596 EXFUN (Ffile_accessible_directory_p
, 1);
2597 EXFUN (Funhandled_file_name_directory
, 1);
2598 EXFUN (Ffile_directory_p
, 1);
2599 EXFUN (Fwrite_region
, 7);
2600 EXFUN (Ffile_readable_p
, 1);
2601 EXFUN (Ffile_executable_p
, 1);
2602 EXFUN (Fread_file_name
, 5);
2603 extern Lisp_Object close_file_unwind
P_ ((Lisp_Object
));
2604 extern void report_file_error
P_ ((char *, Lisp_Object
));
2605 extern int internal_delete_file
P_ ((Lisp_Object
));
2606 extern void syms_of_fileio
P_ ((void));
2607 EXFUN (Fmake_temp_name
, 1);
2608 extern void init_fileio_once
P_ ((void));
2609 extern Lisp_Object make_temp_name
P_ ((Lisp_Object
, int));
2611 /* Defined in abbrev.c */
2613 extern Lisp_Object Vfundamental_mode_abbrev_table
;
2614 extern void syms_of_abbrev
P_ ((void));
2616 /* defined in search.c */
2617 extern void shrink_regexp_cache
P_ ((void));
2618 EXFUN (Fstring_match
, 3);
2619 extern void restore_match_data
P_ ((void));
2620 EXFUN (Fmatch_data
, 2);
2621 EXFUN (Fset_match_data
, 1);
2622 EXFUN (Fmatch_beginning
, 1);
2623 EXFUN (Fmatch_end
, 1);
2624 EXFUN (Flooking_at
, 1);
2625 extern int fast_string_match
P_ ((Lisp_Object
, Lisp_Object
));
2626 extern int fast_c_string_match_ignore_case
P_ ((Lisp_Object
, char *));
2627 extern int scan_buffer
P_ ((int, int, int, int, int *, int));
2628 extern int scan_newline
P_ ((int, int, int, int, int, int));
2629 extern int find_next_newline
P_ ((int, int));
2630 extern int find_next_newline_no_quit
P_ ((int, int));
2631 extern int find_before_next_newline
P_ ((int, int, int));
2632 extern void syms_of_search
P_ ((void));
2634 /* defined in minibuf.c */
2636 extern Lisp_Object last_minibuf_string
;
2637 extern void choose_minibuf_frame
P_ ((void));
2638 extern int scmp
P_ ((unsigned char *, unsigned char *, int));
2639 EXFUN (Fcompleting_read
, 8);
2640 EXFUN (Fread_from_minibuffer
, 7);
2641 EXFUN (Fread_variable
, 2);
2642 EXFUN (Fread_buffer
, 3);
2643 EXFUN (Fread_minibuffer
, 2);
2644 EXFUN (Feval_minibuffer
, 2);
2645 EXFUN (Fread_string
, 5);
2646 EXFUN (Fread_no_blanks_input
, 3);
2647 extern Lisp_Object get_minibuffer
P_ ((int));
2648 extern void temp_echo_area_glyphs
P_ ((char *));
2649 extern void init_minibuf_once
P_ ((void));
2650 extern void syms_of_minibuf
P_ ((void));
2651 extern void keys_of_minibuf
P_ ((void));
2653 /* Defined in callint.c */
2655 extern Lisp_Object Qminus
, Qplus
, Vcurrent_prefix_arg
;
2656 extern Lisp_Object Vcommand_history
;
2657 extern Lisp_Object Qcall_interactively
, Qmouse_leave_buffer_hook
;
2658 EXFUN (Fcall_interactively
, 3);
2659 EXFUN (Fprefix_numeric_value
, 1);
2660 extern void syms_of_callint
P_ ((void));
2662 /* defined in casefiddle.c */
2664 EXFUN (Fdowncase
, 1);
2666 EXFUN (Fcapitalize
, 1);
2667 EXFUN (Fupcase_region
, 2);
2668 EXFUN (Fupcase_initials
, 1);
2669 EXFUN (Fupcase_initials_region
, 2);
2670 extern void syms_of_casefiddle
P_ ((void));
2671 extern void keys_of_casefiddle
P_ ((void));
2673 /* defined in casetab.c */
2675 EXFUN (Fset_case_table
, 1);
2676 EXFUN (Fset_standard_case_table
, 1);
2677 extern void init_casetab_once
P_ ((void));
2678 extern void syms_of_casetab
P_ ((void));
2680 /* defined in keyboard.c */
2683 extern Lisp_Object echo_message_buffer
;
2684 extern struct kboard
*echo_kboard
;
2685 extern void cancel_echoing
P_ ((void));
2686 extern Lisp_Object Qdisabled
, QCfilter
;
2687 extern Lisp_Object Vtty_erase_char
, Vhelp_form
, Vtop_level
;
2688 extern int input_pending
;
2689 EXFUN (Fdiscard_input
, 0);
2690 EXFUN (Frecursive_edit
, 0);
2691 EXFUN (Fcommand_execute
, 4);
2692 EXFUN (Finput_pending_p
, 0);
2693 extern Lisp_Object menu_bar_items
P_ ((Lisp_Object
));
2694 extern Lisp_Object tool_bar_items
P_ ((Lisp_Object
, int *));
2695 extern Lisp_Object Qvertical_scroll_bar
;
2696 extern void discard_mouse_events
P_ ((void));
2697 EXFUN (Fevent_convert_list
, 1);
2698 EXFUN (Fread_key_sequence
, 5);
2699 EXFUN (Fset_input_mode
, 4);
2700 extern int detect_input_pending
P_ ((void));
2701 extern int detect_input_pending_run_timers
P_ ((int));
2702 extern void safe_run_hooks
P_ ((Lisp_Object
));
2703 extern void cmd_error_internal
P_ ((Lisp_Object
, char *));
2704 extern Lisp_Object command_loop_1
P_ ((void));
2705 extern Lisp_Object recursive_edit_1
P_ ((void));
2706 extern void record_auto_save
P_ ((void));
2707 extern void init_keyboard
P_ ((void));
2708 extern void syms_of_keyboard
P_ ((void));
2709 extern void keys_of_keyboard
P_ ((void));
2710 extern char *push_key_description
P_ ((unsigned int, char *, int));
2712 /* defined in keymap.c */
2714 #define KEYMAPP(m) (!NILP (get_keymap (m, 0, 0)))
2715 extern Lisp_Object Qkeymap
, Qmenu_bar
;
2716 extern Lisp_Object current_global_map
;
2717 EXFUN (Fmake_sparse_keymap
, 1);
2718 EXFUN (Fcopy_keymap
, 1);
2719 EXFUN (Fdefine_key
, 3);
2720 EXFUN (Flookup_key
, 3);
2721 EXFUN (Fkey_binding
, 2);
2722 EXFUN (Fkey_description
, 1);
2723 EXFUN (Fsingle_key_description
, 2);
2724 EXFUN (Fwhere_is_internal
, 4);
2725 extern Lisp_Object access_keymap
P_ ((Lisp_Object
, Lisp_Object
, int, int, int));
2726 extern Lisp_Object get_keyelt
P_ ((Lisp_Object
, int));
2727 extern Lisp_Object get_keymap
P_ ((Lisp_Object
, int, int));
2728 extern void describe_vector
P_ ((Lisp_Object
, Lisp_Object
,
2729 void (*) (Lisp_Object
), int,
2730 Lisp_Object
, Lisp_Object
, int *, int));
2731 extern void describe_map_tree
P_ ((Lisp_Object
, int, Lisp_Object
, Lisp_Object
,
2732 char *, int, int, int));
2733 extern int current_minor_maps
P_ ((Lisp_Object
**, Lisp_Object
**));
2734 extern void initial_define_key
P_ ((Lisp_Object
, int, char *));
2735 extern void initial_define_lispy_key
P_ ((Lisp_Object
, char *, char *));
2736 extern void syms_of_keymap
P_ ((void));
2737 extern void keys_of_keymap
P_ ((void));
2739 /* defined in indent.c */
2740 EXFUN (Fvertical_motion
, 2);
2741 EXFUN (Findent_to
, 2);
2742 EXFUN (Fcurrent_column
, 0);
2743 EXFUN (Fmove_to_column
, 2);
2744 extern int current_column
P_ ((void));
2745 extern void invalidate_current_column
P_ ((void));
2746 extern int indented_beyond_p
P_ ((int, int, int));
2747 extern void syms_of_indent
P_ ((void));
2749 /* defined in window.c */
2750 extern Lisp_Object Qwindowp
, Qwindow_live_p
;
2751 extern Lisp_Object Vwindow_list
;
2752 EXFUN (Fwindow_end
, 2);
2753 EXFUN (Fselected_window
, 0);
2754 EXFUN (Fnext_window
, 3);
2755 EXFUN (Fdelete_window
, 1);
2756 EXFUN (Fselect_window
, 1);
2757 EXFUN (Fset_window_buffer
, 2);
2758 EXFUN (Fget_buffer_window
, 2);
2759 EXFUN (Fsave_window_excursion
, UNEVALLED
);
2760 EXFUN (Fsplit_window
, 3);
2761 EXFUN (Fset_window_configuration
, 1);
2762 EXFUN (Fcurrent_window_configuration
, 1);
2763 extern int compare_window_configurations
P_ ((Lisp_Object
, Lisp_Object
, int));
2764 EXFUN (Fcoordinates_in_window_p
, 2);
2765 EXFUN (Fwindow_at
, 3);
2766 EXFUN (Fpos_visible_in_window_p
, 3);
2767 extern void mark_window_cursors_off
P_ ((struct window
*));
2768 extern int window_internal_height
P_ ((struct window
*));
2769 extern int window_internal_width
P_ ((struct window
*));
2770 EXFUN (Frecenter
, 1);
2771 EXFUN (Fscroll_other_window
, 1);
2772 EXFUN (Fset_window_start
, 3);
2773 extern void temp_output_buffer_show
P_ ((Lisp_Object
));
2774 extern void replace_buffer_in_all_windows
P_ ((Lisp_Object
));
2775 extern void init_window_once
P_ ((void));
2776 extern void syms_of_window
P_ ((void));
2777 extern void keys_of_window
P_ ((void));
2779 /* defined in frame.c */
2780 extern Lisp_Object Qvisible
;
2781 extern void store_frame_param
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
2782 extern void store_in_alist
P_ ((Lisp_Object
*, Lisp_Object
, Lisp_Object
));
2783 extern Lisp_Object do_switch_frame
P_ ((Lisp_Object
, int, int));
2784 extern Lisp_Object get_frame_param
P_ ((struct frame
*, Lisp_Object
));
2785 extern Lisp_Object frame_buffer_predicate
P_ ((Lisp_Object
));
2787 EXFUN (Fselect_frame
, 2);
2788 EXFUN (Fselected_frame
, 0);
2789 EXFUN (Fwindow_frame
, 1);
2790 EXFUN (Fframe_root_window
, 1);
2791 EXFUN (Fframe_first_window
, 1);
2792 EXFUN (Fframe_selected_window
, 1);
2793 EXFUN (Fframe_list
, 0);
2794 EXFUN (Fnext_frame
, 2);
2795 EXFUN (Fdelete_frame
, 2);
2796 EXFUN (Fset_mouse_position
, 3);
2797 EXFUN (Fmake_frame_visible
, 1);
2798 EXFUN (Fmake_frame_invisible
, 2);
2799 EXFUN (Ficonify_frame
, 1);
2800 EXFUN (Fframe_visible_p
, 1);
2801 EXFUN (Fvisible_frame_list
, 0);
2802 EXFUN (Fframe_parameter
, 2);
2803 EXFUN (Fframe_parameters
, 1);
2804 EXFUN (Fmodify_frame_parameters
, 2);
2805 EXFUN (Fset_frame_height
, 3);
2806 EXFUN (Fset_frame_width
, 3);
2807 EXFUN (Fset_frame_size
, 3);
2808 EXFUN (Fset_frame_position
, 3);
2809 EXFUN (Fraise_frame
, 1);
2810 EXFUN (Fredirect_frame_focus
, 2);
2811 EXFUN (Fset_frame_selected_window
, 2);
2812 extern Lisp_Object frame_buffer_list
P_ ((Lisp_Object
));
2813 extern void frames_discard_buffer
P_ ((Lisp_Object
));
2814 extern void set_frame_buffer_list
P_ ((Lisp_Object
, Lisp_Object
));
2815 extern void frames_bury_buffer
P_ ((Lisp_Object
));
2816 extern void syms_of_frame
P_ ((void));
2817 extern void keys_of_frame
P_ ((void));
2819 /* defined in emacs.c */
2820 extern Lisp_Object decode_env_path
P_ ((char *, char *));
2821 extern Lisp_Object Vinvocation_name
, Vinvocation_directory
;
2822 extern Lisp_Object Vinstallation_directory
;
2823 EXFUN (Fkill_emacs
, 1);
2825 void fixup_locale
P_ ((void));
2826 void synchronize_system_messages_locale
P_ ((void));
2827 void synchronize_system_time_locale
P_ ((void));
2829 #define setlocale(category, locale)
2830 #define fixup_locale()
2831 #define synchronize_system_messages_locale()
2832 #define synchronize_system_time_locale()
2834 void shut_down_emacs
P_ ((int, int, Lisp_Object
));
2835 /* Nonzero means don't do interactive redisplay and don't change tty modes */
2836 extern int noninteractive
;
2837 /* Nonzero means don't do use window-system-specific display code */
2838 extern int inhibit_window_system
;
2839 /* Nonzero means that a filter or a sentinel is running. */
2840 extern int running_asynch_code
;
2842 /* defined in process.c */
2843 EXFUN (Fget_process
, 1);
2844 EXFUN (Fget_buffer_process
, 1);
2845 EXFUN (Fprocessp
, 1);
2846 EXFUN (Fprocess_status
, 1);
2847 EXFUN (Fkill_process
, 2);
2848 EXFUN (Fprocess_send_eof
, 1);
2849 EXFUN (Fwaiting_for_user_input_p
, 0);
2850 extern Lisp_Object Qprocessp
;
2851 extern void kill_buffer_processes
P_ ((Lisp_Object
));
2852 extern int wait_reading_process_input
P_ ((int, int, Lisp_Object
, int));
2853 extern void deactivate_process
P_ ((Lisp_Object
));
2854 extern void add_keyboard_wait_descriptor
P_ ((int));
2855 extern void delete_keyboard_wait_descriptor
P_ ((int));
2856 extern void close_process_descs
P_ ((void));
2857 extern void status_notify
P_ ((void));
2858 extern int read_process_output
P_ ((Lisp_Object
, int));
2859 extern void init_process
P_ ((void));
2860 extern void syms_of_process
P_ ((void));
2862 /* defined in callproc.c */
2863 extern Lisp_Object Vexec_path
, Vexec_directory
, Vdata_directory
;
2864 extern Lisp_Object Vdoc_directory
;
2865 EXFUN (Fcall_process
, MANY
);
2866 extern int child_setup
P_ ((int, int, int, char **, int, Lisp_Object
));
2867 extern void init_callproc_1
P_ ((void));
2868 extern void init_callproc
P_ ((void));
2869 extern void set_process_environment
P_ ((void));
2870 extern void syms_of_callproc
P_ ((void));
2872 /* defined in doc.c */
2873 extern Lisp_Object Vdoc_file_name
;
2874 EXFUN (Fsubstitute_command_keys
, 1);
2875 EXFUN (Fdocumentation
, 2);
2876 EXFUN (Fdocumentation_property
, 3);
2877 extern Lisp_Object read_doc_string
P_ ((Lisp_Object
));
2878 extern Lisp_Object get_doc_string
P_ ((Lisp_Object
, int, int));
2879 extern void syms_of_doc
P_ ((void));
2880 extern int read_bytecode_char
P_ ((int));
2882 /* defined in bytecode.c */
2883 extern Lisp_Object Qbytecode
;
2884 EXFUN (Fbyte_code
, 3);
2885 extern void syms_of_bytecode
P_ ((void));
2886 extern struct byte_stack
*byte_stack_list
;
2887 extern void mark_byte_stack
P_ ((void));
2888 extern void unmark_byte_stack
P_ ((void));
2890 /* defined in macros.c */
2891 extern Lisp_Object Qexecute_kbd_macro
;
2892 EXFUN (Fexecute_kbd_macro
, 2);
2893 extern void init_macros
P_ ((void));
2894 extern void syms_of_macros
P_ ((void));
2895 extern void keys_of_macros
P_ ((void));
2897 /* defined in undo.c */
2898 extern Lisp_Object Qinhibit_read_only
;
2899 EXFUN (Fundo_boundary
, 0);
2900 extern Lisp_Object truncate_undo_list
P_ ((Lisp_Object
, int, int));
2901 extern void record_marker_adjustment
P_ ((Lisp_Object
, int));
2902 extern void record_insert
P_ ((int, int));
2903 extern void record_delete
P_ ((int, Lisp_Object
));
2904 extern void record_first_change
P_ ((void));
2905 extern void record_change
P_ ((int, int));
2906 extern void record_property_change
P_ ((int, int, Lisp_Object
, Lisp_Object
,
2908 extern void syms_of_undo
P_ ((void));
2910 /* defined in textprop.c */
2911 extern Lisp_Object Qmodification_hooks
;
2912 extern Lisp_Object Qrear_nonsticky
, Qfont
, Qmouse_face
;
2913 extern Lisp_Object Qinsert_in_front_hooks
, Qinsert_behind_hooks
;
2914 EXFUN (Fnext_property_change
, 3);
2915 EXFUN (Fnext_single_property_change
, 4);
2916 EXFUN (Fnext_single_char_property_change
, 4);
2917 EXFUN (Fprevious_single_property_change
, 4);
2918 EXFUN (Fget_text_property
, 3);
2919 EXFUN (Fput_text_property
, 5);
2920 EXFUN (Fset_text_properties
, 4);
2921 EXFUN (Ftext_property_not_all
, 5);
2922 EXFUN (Fprevious_char_property_change
, 2);
2923 EXFUN (Fnext_char_property_change
, 2);
2924 extern void report_interval_modification
P_ ((Lisp_Object
, Lisp_Object
));
2925 extern void syms_of_textprop
P_ ((void));
2926 extern Lisp_Object next_single_char_property_change
P_ ((Lisp_Object
,
2930 extern Lisp_Object set_text_properties
P_ ((Lisp_Object
, Lisp_Object
,
2931 Lisp_Object
, Lisp_Object
,
2934 /* defined in xmenu.c */
2935 EXFUN (Fx_popup_menu
, 2);
2936 EXFUN (Fx_popup_dialog
, 2);
2937 extern void syms_of_xmenu
P_ ((void));
2938 extern int popup_activated_flag
;
2940 /* defined in sysdep.c */
2941 extern void stuff_char
P_ ((char c
));
2942 extern void init_sigio
P_ ((int));
2943 extern void request_sigio
P_ ((void));
2944 extern void unrequest_sigio
P_ ((void));
2945 extern void reset_sys_modes
P_ ((void));
2946 extern void sys_subshell
P_ ((void));
2947 extern void sys_suspend
P_ ((void));
2948 extern void discard_tty_input
P_ ((void));
2949 extern void init_sys_modes
P_ ((void));
2950 extern void reset_sys_modes
P_ ((void));
2951 extern void get_frame_size
P_ ((int *, int *));
2952 extern void wait_for_termination
P_ ((int));
2953 extern void flush_pending_output
P_ ((int));
2954 extern void child_setup_tty
P_ ((int));
2955 extern void setup_pty
P_ ((int));
2956 extern int set_window_size
P_ ((int, int, int));
2957 extern void create_process
P_ ((Lisp_Object
, char **, Lisp_Object
));
2958 extern int tabs_safe_p
P_ ((void));
2959 extern void init_baud_rate
P_ ((void));
2960 extern int emacs_open
P_ ((char *, int, int));
2961 extern int emacs_close
P_ ((int));
2962 extern int emacs_read
P_ ((int, char *, unsigned int));
2963 extern int emacs_write
P_ ((int, char *, unsigned int));
2965 /* defined in filelock.c */
2966 EXFUN (Funlock_buffer
, 0);
2967 EXFUN (Ffile_locked_p
, 1);
2968 extern void unlock_all_files
P_ ((void));
2969 extern void lock_file
P_ ((Lisp_Object
));
2970 extern void unlock_file
P_ ((Lisp_Object
));
2971 extern void unlock_buffer
P_ ((struct buffer
*));
2972 extern void syms_of_filelock
P_ ((void));
2973 extern void init_filelock
P_ ((void));
2975 /* Defined in sound.c */
2976 extern void syms_of_sound
P_ ((void));
2977 extern void init_sound
P_ ((void));
2979 /* Defined in category.c */
2980 extern void init_category_once
P_ ((void));
2981 extern void syms_of_category
P_ ((void));
2983 /* Defined in ccl.c */
2984 extern void syms_of_ccl
P_ ((void));
2986 /* Defined in dired.c */
2987 EXFUN (Ffile_attributes
, 1);
2988 extern void syms_of_dired
P_ ((void));
2990 /* Defined in mocklisp.c */
2991 extern void syms_of_mocklisp
P_ ((void));
2993 /* Defined in term.c */
2994 extern void syms_of_term
P_ ((void));
2995 extern void fatal () NO_RETURN
;
2997 #ifdef HAVE_X_WINDOWS
2998 /* Defined in fontset.c */
2999 extern void syms_of_fontset
P_ ((void));
3000 EXFUN (Fset_fontset_font
, 4);
3003 /* Defined in xfaces.c */
3004 extern void syms_of_xfaces
P_ ((void));
3006 /* Defined in getloadavg.c */
3007 extern int getloadavg
P_ ((double *, int));
3009 #ifdef HAVE_X_WINDOWS
3010 /* Defined in xfns.c */
3011 extern void syms_of_xfns
P_ ((void));
3012 extern void init_xfns
P_ ((void));
3013 extern Lisp_Object Vx_resource_name
;
3014 EXFUN (Fxw_display_color_p
, 1);
3015 #endif /* HAVE_X_WINDOWS */
3017 /* Defined in xselect.c */
3018 extern void syms_of_xselect
P_ ((void));
3020 /* Defined in xterm.c */
3021 extern void syms_of_xterm
P_ ((void));
3023 /* Defined in getloadavg.c */
3024 extern int getloadavg
P_ ((double [], int));
3026 /* Nonzero means Emacs has already been initialized.
3027 Used during startup to detect startup of dumped Emacs. */
3028 extern int initialized
;
3030 extern int immediate_quit
; /* Nonzero means ^G can quit instantly */
3032 extern POINTER_TYPE
*xmalloc
P_ ((size_t));
3033 extern POINTER_TYPE
*xrealloc
P_ ((POINTER_TYPE
*, size_t));
3034 extern void xfree
P_ ((POINTER_TYPE
*));
3036 extern char *xstrdup
P_ ((char *));
3039 extern char *egetenv
P_ ((char *));
3042 /* Set up the name of the machine we're running on. */
3043 extern void init_system_name
P_ ((void));
3045 /* Some systems (e.g., NT) use a different path separator than Unix,
3046 in addition to a device separator. Default the path separator
3047 to '/', and don't test for a device separator in IS_ANY_SEP. */
3050 extern Lisp_Object Vdirectory_sep_char
;
3053 #ifndef DIRECTORY_SEP
3054 #define DIRECTORY_SEP '/'
3056 #ifndef IS_DIRECTORY_SEP
3057 #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP)
3059 #ifndef IS_DEVICE_SEP
3061 #define IS_DEVICE_SEP(_c_) 0
3063 #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP)
3067 #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_))
3070 #ifdef SWITCH_ENUM_BUG
3071 #define SWITCH_ENUM_CAST(x) ((int)(x))
3073 #define SWITCH_ENUM_CAST(x) (x)
3076 /* Loop over Lisp list LIST. Signal an error if LIST is not a proper
3077 list, or if it contains circles.
3079 HARE and TORTOISE should be the names of Lisp_Object variables, and
3080 N should be the name of an EMACS_INT variable declared in the
3081 function where the macro is used. Each nested loop should use
3084 In the loop body, HARE is set to each cons of LIST, and N is the
3085 length of the list processed so far. */
3087 #define LIST_END_P(list, obj) \
3092 : (wrong_type_argument (Qlistp, (list), 0)), 1))
3094 #define FOREACH(hare, list, tortoise, n) \
3095 for (tortoise = hare = (list), n = 0; \
3096 !LIST_END_P (list, hare); \
3097 (hare = XCDR (hare), ++n, \
3099 ? (tortoise = XCDR (tortoise), \
3100 (EQ (hare, tortoise) \
3101 && (circular_list_error ((list)), 1))) \