1 /* Fundamental definitions for GNU Emacs Lisp interpreter.
2 Copyright (C) 1985,86,87,93,94,95,97,98,1999,2000, 2001, 2002, 2003
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. */
25 /* Declare the prototype for a general external function. */
26 #if defined (PROTOTYPES) || defined (WINDOWSNT)
27 #define P_(proto) proto
33 /* Define this temporarily to hunt a bug. If defined, the size of
34 strings is redundantly recorded in sdata structures so that it can
35 be compared to the sizes recorded in Lisp strings. */
37 #define GC_CHECK_STRING_BYTES 1
41 /* These are default choices for the types to use. */
44 #define EMACS_INT long
45 #define BITS_PER_EMACS_INT BITS_PER_LONG
48 #define EMACS_UINT unsigned long
53 #define BITS_PER_EMACS_INT BITS_PER_INT
56 #define EMACS_UINT unsigned int
60 /* Extra internal type checking? */
61 extern int suppress_checking
;
62 extern void die
P_((const char *, const char *, int));
64 #ifdef ENABLE_CHECKING
66 #define CHECK(check,msg) (((check) || suppress_checking \
68 : die ((msg), __FILE__, __LINE__)), \
71 /* Let's get some compile-time checking too. */
76 /* Produce same side effects and result, but don't complain. */
77 #define CHECK(check,msg) ((check),0)
81 /* Used for making sure that Emacs is compilable in all
84 #ifdef USE_LISP_UNION_TYPE
88 /* Define an Emacs version of "assert", since some system ones are
90 #ifndef ENABLE_CHECKING
91 #define eassert(X) (void) 0
92 #else /* ENABLE_CHECKING */
93 #if defined (__GNUC__) && __GNUC__ >= 2 && defined (__STDC__)
94 #define eassert(cond) CHECK(cond,"assertion failed: " #cond)
96 #define eassert(cond) CHECK(cond,"assertion failed")
98 #endif /* ENABLE_CHECKING */
100 /* Define the fundamental Lisp data structures. */
102 /* This is the set of Lisp data types. */
106 /* Integer. XINT (obj) is the integer value. */
109 /* Symbol. XSYMBOL (object) points to a struct Lisp_Symbol. */
112 /* Miscellaneous. XMISC (object) points to a union Lisp_Misc,
113 whose first member indicates the subtype. */
116 /* String. XSTRING (object) points to a struct Lisp_String.
117 The length of the string, and its contents, are stored therein. */
120 /* Vector of Lisp objects, or something resembling it.
121 XVECTOR (object) points to a struct Lisp_Vector, which contains
122 the size and contents. The size field also contains the type
123 information, if it's not a real vector object. */
126 /* Cons. XCONS (object) points to a struct Lisp_Cons. */
131 /* This is not a type code. It is for range checking. */
135 /* This is the set of data types that share a common structure.
136 The first member of the structure is a type code from this set.
137 The enum values are arbitrary, but we'll use large numbers to make it
138 more likely that we'll spot the error if a random word in memory is
139 mistakenly interpreted as a Lisp_Misc. */
142 Lisp_Misc_Free
= 0x5eab,
147 Lisp_Misc_Buffer_Objfwd
,
148 Lisp_Misc_Buffer_Local_Value
,
149 Lisp_Misc_Some_Buffer_Local_Value
,
151 Lisp_Misc_Kboard_Objfwd
,
152 Lisp_Misc_Save_Value
,
153 /* Currently floats are not a misc type,
154 but let's define this in case we want to change that. */
156 /* This is not a type code. It is for range checking. */
164 /* These values are overridden by the m- file on some machines. */
166 #define VALBITS (BITS_PER_EMACS_INT - GCTYPEBITS)
169 #ifndef NO_UNION_TYPE
171 #ifndef WORDS_BIG_ENDIAN
173 /* Definition of Lisp_Object for little-endian machines. */
178 /* Used for comparing two Lisp_Objects;
179 also, positive integers can be accessed fast this way. */
184 EMACS_INT val
: VALBITS
;
185 EMACS_UINT type
: GCTYPEBITS
;
189 EMACS_UINT val
: VALBITS
;
190 EMACS_UINT type
: GCTYPEBITS
;
194 EMACS_UINT val
: VALBITS
;
195 enum Lisp_Type type
: GCTYPEBITS
;
200 #else /* If WORDS_BIG_ENDIAN */
205 /* Used for comparing two Lisp_Objects;
206 also, positive integers can be accessed fast this way. */
211 EMACS_UINT type
: GCTYPEBITS
;
212 EMACS_INT val
: VALBITS
;
216 EMACS_UINT type
: GCTYPEBITS
;
217 EMACS_UINT val
: VALBITS
;
221 enum Lisp_Type type
: GCTYPEBITS
;
222 EMACS_UINT val
: VALBITS
;
227 #endif /* WORDS_BIG_ENDIAN */
230 static __inline__ Lisp_Object
231 LISP_MAKE_RVALUE (Lisp_Object o
)
236 /* This isn't quite right - it keeps the argument as an lvalue.
237 Making it const via casting would help avoid code actually
238 modifying the location in question, but the casting could cover
239 other type-related bugs. */
240 #define LISP_MAKE_RVALUE(o) (o)
243 #endif /* NO_UNION_TYPE */
246 /* If union type is not wanted, define Lisp_Object as just a number. */
249 #define Lisp_Object EMACS_INT
250 #define LISP_MAKE_RVALUE(o) (0+(o))
251 #endif /* NO_UNION_TYPE */
253 /* Two flags that are set during GC. On some machines, these flags
254 are defined differently by the m- file. */
256 /* In the size word of a vector, this bit means the vector has been marked. */
258 #ifndef ARRAY_MARK_FLAG
259 #define ARRAY_MARK_FLAG ((EMACS_INT) ((EMACS_UINT) 1 << (VALBITS + GCTYPEBITS - 1)))
260 #endif /* no ARRAY_MARK_FLAG */
262 /* In the size word of a struct Lisp_Vector, this bit means it's really
263 some other vector-like object. */
264 #ifndef PSEUDOVECTOR_FLAG
265 #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG)
268 /* In a pseudovector, the size field actually contains a word with one
269 PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to
270 indicate the actual type. */
273 PVEC_NORMAL_VECTOR
= 0,
274 PVEC_PROCESS
= 0x200,
276 PVEC_COMPILED
= 0x800,
277 PVEC_WINDOW
= 0x1000,
278 PVEC_WINDOW_CONFIGURATION
= 0x2000,
280 PVEC_CHAR_TABLE
= 0x8000,
281 PVEC_BOOL_VECTOR
= 0x10000,
282 PVEC_BUFFER
= 0x20000,
283 PVEC_HASH_TABLE
= 0x40000,
284 PVEC_TYPE_MASK
= 0x7fe00
286 #if 0 /* This is used to make the value of PSEUDOVECTOR_FLAG available to
287 GDB. It doesn't work on OS Alpha. Moved to a variable in
289 PVEC_FLAG
= PSEUDOVECTOR_FLAG
293 /* For convenience, we also store the number of elements in these bits. */
294 #define PSEUDOVECTOR_SIZE_MASK 0x1ff
296 /* These macros extract various sorts of values from a Lisp_Object.
297 For example, if tem is a Lisp_Object whose type is Lisp_Cons,
298 XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */
302 #define VALMASK ((((EMACS_INT) 1) << VALBITS) - 1)
304 /* One need to override this if there must be high bits set in data space
305 (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work
306 on all machines, but would penalize machines which don't need it)
308 #define XTYPE(a) ((enum Lisp_Type) (((EMACS_UINT) (a)) >> VALBITS))
310 /* For integers known to be positive, XFASTINT provides fast retrieval
311 and XSETFASTINT provides fast storage. This takes advantage of the
312 fact that Lisp_Int is 0. */
313 #define XFASTINT(a) ((a) + 0)
314 #define XSETFASTINT(a, b) ((a) = (b))
316 /* Extract the value of a Lisp_Object as a signed integer. */
318 #ifndef XINT /* Some machines need to do this differently. */
319 #define XINT(a) ((((EMACS_INT) (a)) << (BITS_PER_EMACS_INT - VALBITS)) \
320 >> (BITS_PER_EMACS_INT - VALBITS))
323 /* Extract the value as an unsigned integer. This is a basis
324 for extracting it as a pointer to a structure in storage. */
327 #define XUINT(a) ((EMACS_UINT) ((a) & VALMASK))
331 #define XSET(var, type, ptr) \
332 ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK))
335 /* Convert a C integer into a Lisp_Object integer. */
337 #define make_number(N) \
338 ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS)
340 #define EQ(x, y) ((x) == (y))
342 #else /* not NO_UNION_TYPE */
344 #define XTYPE(a) ((enum Lisp_Type) (a).u.type)
346 /* For integers known to be positive, XFASTINT provides fast retrieval
347 and XSETFASTINT provides fast storage. This takes advantage of the
348 fact that Lisp_Int is 0. */
349 #define XFASTINT(a) ((a).i + 0)
350 #define XSETFASTINT(a, b) ((a).i = (b))
352 #ifdef EXPLICIT_SIGN_EXTEND
353 /* Make sure we sign-extend; compilers have been known to fail to do so. */
354 #define XINT(a) (((a).i << (BITS_PER_EMACS_INT - VALBITS)) \
355 >> (BITS_PER_EMACS_INT - VALBITS))
357 #define XINT(a) ((a).s.val)
358 #endif /* EXPLICIT_SIGN_EXTEND */
360 #define XUINT(a) ((a).u.val)
362 #define XSET(var, vartype, ptr) \
363 (((var).s.val = ((EMACS_INT) (ptr))), ((var).s.type = ((char) (vartype))))
365 #if __GNUC__ >= 2 && defined (__OPTIMIZE__)
366 #define make_number(N) \
367 (__extension__ ({ Lisp_Object _l; _l.s.val = (N); _l.s.type = Lisp_Int; _l; }))
369 extern Lisp_Object
make_number ();
372 #define EQ(x, y) ((x).s.val == (y).s.val)
374 #endif /* NO_UNION_TYPE */
376 /* During garbage collection, XGCTYPE must be used for extracting types
377 so that the mark bit is ignored. XMARKBIT accesses the markbit.
378 Markbits are used only in particular slots of particular structure types.
379 Other markbits are always zero.
380 Outside of garbage collection, all mark bits are always zero. */
383 /* The distinction does not exist now that the MARKBIT has been eliminated. */
384 #define XGCTYPE(a) XTYPE (a)
389 /* In this representation, data is found in two widely separated segments. */
390 extern size_t pure_size
;
392 (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS))
393 #else /* not HAVE_SHM */
395 /* This case is used for the rt-pc.
396 In the diffs I was given, it checked for ptr = 0
397 and did not adjust it in that case.
398 But I don't think that zero should ever be found
399 in a Lisp object whose data type says it points to something. */
400 #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS)
402 #define XPNTR(a) XUINT (a)
404 #endif /* not HAVE_SHM */
405 #endif /* no XPNTR */
407 /* Largest and smallest representable fixnum values. These are the C
410 #define MOST_NEGATIVE_FIXNUM - ((EMACS_INT) 1 << (VALBITS - 1))
411 #define MOST_POSITIVE_FIXNUM (((EMACS_INT) 1 << (VALBITS - 1)) - 1)
412 /* Mask indicating the significant bits of a Lisp_Int.
413 I.e. (x & INTMASK) == XUINT (make_number (x)). */
414 #define INTMASK ((((EMACS_INT) 1) << VALBITS) - 1)
416 /* Value is non-zero if C integer I doesn't fit into a Lisp fixnum. */
418 #define FIXNUM_OVERFLOW_P(i) \
419 ((EMACS_INT)(i) > MOST_POSITIVE_FIXNUM \
420 || (EMACS_INT) (i) < MOST_NEGATIVE_FIXNUM)
422 /* Extract a value or address from a Lisp_Object. */
424 #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a))
425 #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a))
426 #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a))
427 #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a))
428 #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a))
432 #define XMISC(a) ((union Lisp_Misc *) XPNTR(a))
433 #define XMISCTYPE(a) (XMARKER (a)->type)
434 #define XMARKER(a) (&(XMISC(a)->u_marker))
435 #define XINTFWD(a) (&(XMISC(a)->u_intfwd))
436 #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd))
437 #define XOBJFWD(a) (&(XMISC(a)->u_objfwd))
438 #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd))
439 #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value))
440 #define XOVERLAY(a) (&(XMISC(a)->u_overlay))
441 #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd))
442 #define XSAVE_VALUE(a) (&(XMISC(a)->u_save_value))
444 /* Pseudovector types. */
446 #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a))
447 #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a))
448 #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a))
449 #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a))
450 #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a))
451 #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a))
453 /* Construct a Lisp_Object from a value or address. */
455 #define XSETINT(a, b) (a) = make_number (b)
456 #define XSETCONS(a, b) XSET (a, Lisp_Cons, b)
457 #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b)
458 #define XSETSTRING(a, b) XSET (a, Lisp_String, b)
459 #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b)
460 #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b)
464 #define XSETMISC(a, b) XSET (a, Lisp_Misc, b)
465 #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker)
467 /* Pseudovector types. */
469 #define XSETPSEUDOVECTOR(a, b, code) \
470 (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code))
471 #define XSETWINDOW_CONFIGURATION(a, b) \
472 (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION))
473 #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS))
474 #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW))
475 #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR))
476 #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED))
477 #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER))
478 #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE))
479 #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR))
481 /* Convenience macros for dealing with Lisp arrays. */
483 #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX]
484 #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL))
485 #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size
487 /* Convenience macros for dealing with Lisp strings. */
489 #define SREF(string, index) (XSTRING (string)->data[index] + 0)
490 #define SSET(string, index, new) (XSTRING (string)->data[index] = (new))
491 #define SDATA(string) (XSTRING (string)->data + 0)
492 #define SCHARS(string) (XSTRING (string)->size + 0)
493 #define SBYTES(string) (STRING_BYTES (XSTRING (string)) + 0)
495 #define STRING_SET_CHARS(string, newsize) \
496 (XSTRING (string)->size = (newsize))
498 #define STRING_COPYIN(string, index, new, count) \
499 bcopy (new, XSTRING (string)->data + index, count)
502 /* See the macros in intervals.h. */
504 typedef struct interval
*INTERVAL
;
506 /* Complain if object is not string or buffer type */
507 #define CHECK_STRING_OR_BUFFER(x) \
508 { if (!STRINGP ((x)) && !BUFFERP ((x))) \
509 x = wrong_type_argument (Qbuffer_or_string_p, (x)); }
511 /* In a cons, the markbit of the car is the gc mark bit */
515 /* Please do not use the names of these elements in code other
516 than the core lisp implementation. Use XCAR and XCDR below. */
517 #ifdef HIDE_LISP_IMPLEMENTATION
518 Lisp_Object car_
, cdr_
;
520 Lisp_Object car
, cdr
;
524 /* Take the car or cdr of something known to be a cons cell. */
525 /* The _AS_LVALUE macros shouldn't be used outside of the minimal set
526 of code that has to know what a cons cell looks like. Other code not
527 part of the basic lisp implementation should assume that the car and cdr
528 fields are not accessible as lvalues. (What if we want to switch to
529 a copying collector someday? Cached cons cell field addresses may be
530 invalidated at arbitrary points.) */
531 #ifdef HIDE_LISP_IMPLEMENTATION
532 #define XCAR_AS_LVALUE(c) (XCONS ((c))->car_)
533 #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr_)
535 #define XCAR_AS_LVALUE(c) (XCONS ((c))->car)
536 #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr)
539 /* Use these from normal code. */
540 #define XCAR(c) LISP_MAKE_RVALUE(XCAR_AS_LVALUE(c))
541 #define XCDR(c) LISP_MAKE_RVALUE(XCDR_AS_LVALUE(c))
543 /* Use these to set the fields of a cons cell.
545 Note that both arguments may refer to the same object, so 'n'
546 should not be read after 'c' is first modified. Also, neither
547 argument should be evaluated more than once; side effects are
548 especially common in the second argument. */
549 #define XSETCAR(c,n) (XCAR_AS_LVALUE(c) = (n))
550 #define XSETCDR(c,n) (XCDR_AS_LVALUE(c) = (n))
552 /* For performance: Fast storage of positive integers into the
553 fields of a cons cell. See above caveats. */
554 #define XSETCARFASTINT(c,n) XSETFASTINT(XCAR_AS_LVALUE(c),(n))
555 #define XSETCDRFASTINT(c,n) XSETFASTINT(XCDR_AS_LVALUE(c),(n))
557 /* Take the car or cdr of something whose type is not known. */
559 (CONSP ((c)) ? XCAR ((c)) \
560 : NILP ((c)) ? Qnil \
561 : wrong_type_argument (Qlistp, (c)))
564 (CONSP ((c)) ? XCDR ((c)) \
565 : NILP ((c)) ? Qnil \
566 : wrong_type_argument (Qlistp, (c)))
568 /* Nonzero if STR is a multibyte string. */
569 #define STRING_MULTIBYTE(STR) \
570 (XSTRING (STR)->size_byte >= 0)
572 /* Return the length in bytes of STR. */
574 #ifdef GC_CHECK_STRING_BYTES
577 extern int string_bytes
P_ ((struct Lisp_String
*));
578 #define STRING_BYTES(S) string_bytes ((S))
580 #else /* not GC_CHECK_STRING_BYTES */
582 #define STRING_BYTES(STR) \
583 ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte)
585 #endif /* not GC_CHECK_STRING_BYTES */
587 /* Mark STR as a unibyte string. */
588 #define STRING_SET_UNIBYTE(STR) (XSTRING (STR)->size_byte = -1)
590 /* Get text properties. */
591 #define STRING_INTERVALS(STR) (XSTRING (STR)->intervals + 0)
593 /* Set text properties. */
594 #define STRING_SET_INTERVALS(STR, INT) (XSTRING (STR)->intervals = (INT))
596 /* In a string or vector, the sign bit of the `size' is the gc mark bit */
602 INTERVAL intervals
; /* text properties in this string */
606 /* If a struct is made to look like a vector, this macro returns the length
607 of the shortest vector that would hold that struct. */
608 #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \
609 - sizeof (Lisp_Object)) \
610 + sizeof(Lisp_Object) - 1) /* round up */ \
611 / sizeof (Lisp_Object))
616 struct Lisp_Vector
*next
;
617 Lisp_Object contents
[1];
620 /* A char table is a kind of vectorlike, with contents are like a
621 vector but with a few other slots. For some purposes, it makes
622 sense to handle a chartable with type struct Lisp_Vector. An
623 element of a char table can be any Lisp objects, but if it is a sub
624 char-table, we treat it a table that contains information of a
625 group of characters of the same charsets or a specific character of
626 a charset. A sub char-table has the same structure as a char table
627 except for that the former omits several slots at the tail. A sub
628 char table appears only in an element of a char table, and there's
629 no way to access it directly from Emacs Lisp program. */
631 /* This is the number of slots that apply to characters or character
632 sets. The first 128 are for ASCII, the next 128 are for 8-bit
633 European characters, and the last 128 are for multibyte characters.
634 The first 256 are indexed by the code itself, but the last 128 are
635 indexed by (charset-id + 128). */
636 #define CHAR_TABLE_ORDINARY_SLOTS 384
638 /* This is the number of slots that apply to characters of ASCII and
639 8-bit Europeans only. */
640 #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256
642 /* This is the number of slots that every char table must have. This
643 counts the ordinary slots and the top, defalt, parent, and purpose
645 #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4)
647 /* This is the number of slots that apply to position-code-1 and
648 position-code-2 of a multibyte character at the 2nd and 3rd level
649 sub char tables respectively. */
650 #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128
652 /* This is the number of slots that every sub char table must have.
653 This counts the ordinary slots and the top and defalt slot. */
654 #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2)
656 /* Return the number of "extra" slots in the char table CT. */
658 #define CHAR_TABLE_EXTRA_SLOTS(CT) \
659 (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS)
661 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
662 and 8-bit Europeans characters. For these characters, do not check
663 validity of CT. Do not follow parent. */
664 #define CHAR_TABLE_REF(CT, IDX) \
665 ((IDX) >= 0 && (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
666 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
667 ? XCHAR_TABLE (CT)->contents[IDX] \
668 : XCHAR_TABLE (CT)->defalt) \
669 : Faref (CT, make_number (IDX)))
671 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
672 and 8-bit Europeans characters. However, if the result is nil,
675 For these characters, do not check validity of CT
676 and do not follow parent. */
677 #define CHAR_TABLE_TRANSLATE(CT, IDX) \
678 ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \
679 ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \
680 ? XINT (XCHAR_TABLE (CT)->contents[IDX]) \
682 : char_table_translate (CT, IDX))
684 /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and
685 8-bit Europeans characters. Do not check validity of CT. */
686 #define CHAR_TABLE_SET(CT, IDX, VAL) \
688 if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \
689 XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \
691 Faset (CT, IDX, VAL); \
694 struct Lisp_Char_Table
696 /* This is the vector's size field, which also holds the
697 pseudovector type information. It holds the size, too.
698 The size counts the top, defalt, purpose, and parent slots.
699 The last three are not counted if this is a sub char table. */
701 struct Lisp_Vector
*next
;
702 /* This holds a flag to tell if this is a top level char table (t)
703 or a sub char table (nil). */
705 /* This holds a default value,
706 which is used whenever the value for a specific character is nil. */
708 /* This holds an actual value of each element. A sub char table
709 has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */
710 Lisp_Object contents
[CHAR_TABLE_ORDINARY_SLOTS
];
712 /* A sub char table doesn't has the following slots. */
714 /* This points to another char table, which we inherit from
715 when the value for a specific character is nil.
716 The `defalt' slot takes precedence over this. */
718 /* This should be a symbol which says what kind of use
719 this char-table is meant for.
720 Typically now the values can be `syntax-table' and `display-table'. */
722 /* These hold additional data. */
723 Lisp_Object extras
[1];
726 /* A boolvector is a kind of vectorlike, with contents are like a string. */
727 struct Lisp_Bool_Vector
729 /* This is the vector's size field. It doesn't have the real size,
730 just the subtype information. */
731 EMACS_INT vector_size
;
732 struct Lisp_Vector
*next
;
733 /* This is the size in bits. */
735 /* This contains the actual bits, packed into bytes. */
736 unsigned char data
[1];
739 /* This structure describes a built-in function.
740 It is generated by the DEFUN macro only.
741 defsubr makes it into a Lisp object.
743 This type is treated in most respects as a pseudovector,
744 but since we never dynamically allocate or free them,
745 we don't need a next-vector field. */
750 Lisp_Object (*function
) ();
751 short min_args
, max_args
;
758 /***********************************************************************
760 ***********************************************************************/
762 /* Interned state of a symbol. */
766 SYMBOL_UNINTERNED
= 0,
768 SYMBOL_INTERNED_IN_INITIAL_OBARRAY
= 2
771 /* In a symbol, the markbit of the plist is used as the gc mark bit */
775 unsigned gcmarkbit
: 1;
777 /* Non-zero means symbol serves as a variable alias. The symbol
778 holding the real value is found in the value slot. */
779 unsigned indirect_variable
: 1;
781 /* Non-zero means symbol is constant, i.e. changing its value
782 should signal an error. */
783 unsigned constant
: 1;
785 /* Interned state of the symbol. This is an enumerator from
786 enum symbol_interned. */
787 unsigned interned
: 2;
789 /* The symbol's name, as a Lisp string.
791 The name "xname" is used to intentionally break code referring to
792 the old field "name" of type pointer to struct Lisp_String. */
795 /* Value of the symbol or Qunbound if unbound. If this symbol is a
796 defvaralias, `value' contains the symbol for which it is an
797 alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get
798 and set a symbol's value, to take defvaralias into account. */
801 /* Function value of the symbol or Qunbound if not fboundp. */
802 Lisp_Object function
;
804 /* The symbol's property list. */
807 /* Next symbol in obarray bucket, if the symbol is interned. */
808 struct Lisp_Symbol
*next
;
811 /* Value is name of symbol. */
813 #define SYMBOL_NAME(sym) \
814 LISP_MAKE_RVALUE (XSYMBOL (sym)->xname)
816 /* Value is non-zero if SYM is an interned symbol. */
818 #define SYMBOL_INTERNED_P(sym) \
819 (XSYMBOL (sym)->interned != SYMBOL_UNINTERNED)
821 /* Value is non-zero if SYM is interned in initial_obarray. */
823 #define SYMBOL_INTERNED_IN_INITIAL_OBARRAY_P(sym) \
824 (XSYMBOL (sym)->interned == SYMBOL_INTERNED_IN_INITIAL_OBARRAY)
826 /* Value is non-zero if symbol is considered a constant, i.e. its
827 value cannot be changed (there is an exception for keyword symbols,
828 whose value can be set to the keyword symbol itself). */
830 #define SYMBOL_CONSTANT_P(sym) XSYMBOL (sym)->constant
832 /* Value is the value of SYM, with defvaralias taken into
835 #define SYMBOL_VALUE(sym) \
836 (XSYMBOL (sym)->indirect_variable \
837 ? XSYMBOL (indirect_variable (sym))->value \
838 : XSYMBOL (sym)->value)
840 /* Set SYM's value to VAL, taking defvaralias into account. */
842 #define SET_SYMBOL_VALUE(sym, val) \
844 if (XSYMBOL (sym)->indirect_variable) \
845 XSYMBOL (indirect_variable ((sym)))->value = (val); \
847 XSYMBOL (sym)->value = (val); \
851 /***********************************************************************
853 ***********************************************************************/
855 /* The structure of a Lisp hash table. */
857 struct Lisp_Hash_Table
859 /* Vector fields. The hash table code doesn't refer to these. */
861 struct Lisp_Vector
*vec_next
;
863 /* Function used to compare keys. */
866 /* Nil if table is non-weak. Otherwise a symbol describing the
867 weakness of the table. */
870 /* When the table is resized, and this is an integer, compute the
871 new size by adding this to the old size. If a float, compute the
872 new size by multiplying the old size with this factor. */
873 Lisp_Object rehash_size
;
875 /* Resize hash table when number of entries/ table size is >= this
877 Lisp_Object rehash_threshold
;
879 /* Number of key/value entries in the table. */
882 /* Vector of keys and values. The key of item I is found at index
883 2 * I, the value is found at index 2 * I + 1. */
884 Lisp_Object key_and_value
;
886 /* Vector of hash codes.. If hash[I] is nil, this means that that
887 entry I is unused. */
890 /* Vector used to chain entries. If entry I is free, next[I] is the
891 entry number of the next free item. If entry I is non-free,
892 next[I] is the index of the next entry in the collision chain. */
895 /* Index of first free entry in free list. */
896 Lisp_Object next_free
;
898 /* Bucket vector. A non-nil entry is the index of the first item in
899 a collision chain. This vector's size can be larger than the
900 hash table size to reduce collisions. */
903 /* Next weak hash table if this is a weak hash table. The head
904 of the list is in Vweak_hash_tables. */
905 Lisp_Object next_weak
;
907 /* User-supplied hash function, or nil. */
908 Lisp_Object user_hash_function
;
910 /* User-supplied key comparison function, or nil. */
911 Lisp_Object user_cmp_function
;
913 /* C function to compare two keys. */
914 int (* cmpfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
,
915 unsigned, Lisp_Object
, unsigned));
917 /* C function to compute hash code. */
918 unsigned (* hashfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
922 #define XHASH_TABLE(OBJ) \
923 ((struct Lisp_Hash_Table *) XPNTR (OBJ))
925 #define XSET_HASH_TABLE(VAR, PTR) \
926 (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE))
928 #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE)
929 #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE)
931 #define CHECK_HASH_TABLE(x) \
934 if (!HASH_TABLE_P ((x))) \
935 x = wrong_type_argument (Qhash_table_p, (x)); \
939 /* Value is the key part of entry IDX in hash table H. */
941 #define HASH_KEY(H, IDX) AREF ((H)->key_and_value, 2 * (IDX))
943 /* Value is the value part of entry IDX in hash table H. */
945 #define HASH_VALUE(H, IDX) AREF ((H)->key_and_value, 2 * (IDX) + 1)
947 /* Value is the index of the next entry following the one at IDX
950 #define HASH_NEXT(H, IDX) AREF ((H)->next, (IDX))
952 /* Value is the hash code computed for entry IDX in hash table H. */
954 #define HASH_HASH(H, IDX) AREF ((H)->hash, (IDX))
956 /* Value is the index of the element in hash table H that is the
957 start of the collision list at index IDX in the index vector of H. */
959 #define HASH_INDEX(H, IDX) AREF ((H)->index, (IDX))
961 /* Value is the size of hash table H. */
963 #define HASH_TABLE_SIZE(H) XVECTOR ((H)->next)->size
965 /* Default size for hash tables if not specified. */
967 #define DEFAULT_HASH_SIZE 65
969 /* Default threshold specifying when to resize a hash table. The
970 value gives the ratio of current entries in the hash table and the
971 size of the hash table. */
973 #define DEFAULT_REHASH_THRESHOLD 0.8
975 /* Default factor by which to increase the size of a hash table. */
977 #define DEFAULT_REHASH_SIZE 1.5
980 /* These structures are used for various misc types. */
984 int type
: 16; /* = Lisp_Misc_Marker */
985 unsigned gcmarkbit
: 1;
987 /* 1 means normal insertion at the marker's position
988 leaves the marker after the inserted text. */
989 unsigned int insertion_type
: 1;
990 /* This is the buffer that the marker points into,
991 or 0 if it points nowhere. */
992 struct buffer
*buffer
;
994 /* The remaining fields are meaningless in a marker that
995 does not point anywhere. */
997 /* For markers that point somewhere,
998 this is used to chain of all the markers in a given buffer. */
999 struct Lisp_Marker
*next
;
1000 /* This is the char position where the marker points. */
1002 /* This is the byte position. */
1006 /* Forwarding pointer to an int variable.
1007 This is allowed only in the value cell of a symbol,
1008 and it means that the symbol's value really lives in the
1009 specified int variable. */
1012 int type
: 16; /* = Lisp_Misc_Intfwd */
1013 unsigned gcmarkbit
: 1;
1018 /* Boolean forwarding pointer to an int variable.
1019 This is like Lisp_Intfwd except that the ostensible
1020 "value" of the symbol is t if the int variable is nonzero,
1021 nil if it is zero. */
1024 int type
: 16; /* = Lisp_Misc_Boolfwd */
1025 unsigned gcmarkbit
: 1;
1030 /* Forwarding pointer to a Lisp_Object variable.
1031 This is allowed only in the value cell of a symbol,
1032 and it means that the symbol's value really lives in the
1033 specified variable. */
1036 int type
: 16; /* = Lisp_Misc_Objfwd */
1037 unsigned gcmarkbit
: 1;
1039 Lisp_Object
*objvar
;
1042 /* Like Lisp_Objfwd except that value lives in a slot in the
1043 current buffer. Value is byte index of slot within buffer. */
1044 struct Lisp_Buffer_Objfwd
1046 int type
: 16; /* = Lisp_Misc_Buffer_Objfwd */
1047 unsigned gcmarkbit
: 1;
1052 /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when
1053 the symbol has buffer-local or frame-local bindings. (Exception:
1054 some buffer-local variables are built-in, with their values stored
1055 in the buffer structure itself. They are handled differently,
1056 using struct Lisp_Buffer_Objfwd.)
1058 The `realvalue' slot holds the variable's current value, or a
1059 forwarding pointer to where that value is kept. This value is the
1060 one that corresponds to the loaded binding. To read or set the
1061 variable, you must first make sure the right binding is loaded;
1062 then you can access the value in (or through) `realvalue'.
1064 `buffer' and `frame' are the buffer and frame for which the loaded
1065 binding was found. If those have changed, to make sure the right
1066 binding is loaded it is necessary to find which binding goes with
1067 the current buffer and selected frame, then load it. To load it,
1068 first unload the previous binding, then copy the value of the new
1069 binding into `realvalue' (or through it). Also update
1070 LOADED-BINDING to point to the newly loaded binding.
1072 Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value
1073 both use this kind of structure. With the former, merely setting
1074 the variable creates a local binding for the current buffer. With
1075 the latter, setting the variable does not do that; only
1076 make-local-variable does that. */
1078 struct Lisp_Buffer_Local_Value
1080 int type
: 16; /* = Lisp_Misc_Buffer_Local_Value
1081 or Lisp_Misc_Some_Buffer_Local_Value */
1082 unsigned gcmarkbit
: 1;
1085 /* 1 means this variable is allowed to have frame-local bindings,
1086 so check for them when looking for the proper binding. */
1087 unsigned int check_frame
: 1;
1088 /* 1 means that the binding now loaded was found
1089 as a local binding for the buffer in the `buffer' slot. */
1090 unsigned int found_for_buffer
: 1;
1091 /* 1 means that the binding now loaded was found
1092 as a local binding for the frame in the `frame' slot. */
1093 unsigned int found_for_frame
: 1;
1094 Lisp_Object realvalue
;
1095 /* The buffer and frame for which the loaded binding was found. */
1096 Lisp_Object buffer
, frame
;
1098 /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE).
1100 LOADED-BINDING is the binding now loaded. It is a cons cell
1101 whose cdr is the binding's value. The cons cell may be an
1102 element of a buffer's local-variable alist, or an element of a
1103 frame's parameter alist, or it may be this cons cell.
1105 DEFAULT-VALUE is the variable's default value, seen when the
1106 current buffer and selected frame do not have their own
1107 bindings for the variable. When the default binding is loaded,
1108 LOADED-BINDING is actually this very cons cell; thus, its car
1109 points to itself. */
1113 /* START and END are markers in the overlay's buffer, and
1114 PLIST is the overlay's property list. */
1117 int type
: 16; /* = Lisp_Misc_Overlay */
1118 unsigned gcmarkbit
: 1;
1120 struct Lisp_Overlay
*next
;
1121 Lisp_Object start
, end
, plist
;
1124 /* Like Lisp_Objfwd except that value lives in a slot in the
1126 struct Lisp_Kboard_Objfwd
1128 int type
: 16; /* = Lisp_Misc_Kboard_Objfwd */
1129 unsigned gcmarkbit
: 1;
1134 /* Hold a C pointer for later use.
1135 This type of object is used in the arg to record_unwind_protect. */
1136 struct Lisp_Save_Value
1138 int type
: 16; /* = Lisp_Misc_Save_Value */
1139 unsigned gcmarkbit
: 1;
1146 /* A miscellaneous object, when it's on the free list. */
1149 int type
: 16; /* = Lisp_Misc_Free */
1150 unsigned gcmarkbit
: 1;
1152 union Lisp_Misc
*chain
;
1155 /* To get the type field of a union Lisp_Misc, use XMISCTYPE.
1156 It uses one of these struct subtypes to get the type field. */
1160 struct Lisp_Free u_free
;
1161 struct Lisp_Marker u_marker
;
1162 struct Lisp_Intfwd u_intfwd
;
1163 struct Lisp_Boolfwd u_boolfwd
;
1164 struct Lisp_Objfwd u_objfwd
;
1165 struct Lisp_Buffer_Objfwd u_buffer_objfwd
;
1166 struct Lisp_Buffer_Local_Value u_buffer_local_value
;
1167 struct Lisp_Overlay u_overlay
;
1168 struct Lisp_Kboard_Objfwd u_kboard_objfwd
;
1169 struct Lisp_Save_Value u_save_value
;
1172 /* Lisp floating point type */
1175 #ifdef HIDE_LISP_IMPLEMENTATION
1182 #ifdef HIDE_LISP_IMPLEMENTATION
1183 #define XFLOAT_DATA(f) (XFLOAT (f)->data_)
1185 #define XFLOAT_DATA(f) (XFLOAT (f)->data)
1188 /* A character, declared with the following typedef, is a member
1189 of some character set associated with the current buffer. */
1190 #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */
1192 typedef unsigned char UCHAR
;
1195 /* Meanings of slots in a Lisp_Compiled: */
1197 #define COMPILED_ARGLIST 0
1198 #define COMPILED_BYTECODE 1
1199 #define COMPILED_CONSTANTS 2
1200 #define COMPILED_STACK_DEPTH 3
1201 #define COMPILED_DOC_STRING 4
1202 #define COMPILED_INTERACTIVE 5
1204 /* Flag bits in a character. These also get used in termhooks.h.
1205 Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE
1206 (MUlti-Lingual Emacs) might need 22 bits for the character value
1207 itself, so we probably shouldn't use any bits lower than 0x0400000. */
1208 #define CHAR_ALT (0x0400000)
1209 #define CHAR_SUPER (0x0800000)
1210 #define CHAR_HYPER (0x1000000)
1211 #define CHAR_SHIFT (0x2000000)
1212 #define CHAR_CTL (0x4000000)
1213 #define CHAR_META (0x8000000)
1215 #define CHAR_MODIFIER_MASK \
1216 (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META)
1219 /* Actually, the current Emacs uses 19 bits for the character value
1221 #define CHARACTERBITS 19
1223 /* The maximum byte size consumed by push_key_description.
1224 All callers should assure that at least this size of memory is
1225 allocated at the place pointed by the second argument.
1227 Thers are 6 modifiers, each consumes 2 chars.
1228 The octal form of a character code consumes
1229 (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head).
1230 We need one more byte for string terminator `\0'. */
1231 #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1)
1233 #ifdef USE_X_TOOLKIT
1234 #ifdef NO_UNION_TYPE
1235 /* Use this for turning a (void *) into a Lisp_Object, as when the
1236 Lisp_Object is passed into a toolkit callback function. */
1237 #define VOID_TO_LISP(larg,varg) \
1238 do { ((larg) = ((Lisp_Object) (varg))); } while (0)
1239 #define CVOID_TO_LISP VOID_TO_LISP
1241 /* Use this for turning a Lisp_Object into a (void *), as when the
1242 Lisp_Object is passed into a toolkit callback function. */
1243 #define LISP_TO_VOID(larg) ((void *) (larg))
1244 #define LISP_TO_CVOID(varg) ((const void *) (larg))
1246 #else /* not NO_UNION_TYPE */
1247 /* Use this for turning a (void *) into a Lisp_Object, as when the
1248 Lisp_Object is passed into a toolkit callback function. */
1249 #define VOID_TO_LISP(larg,varg) \
1250 do { ((larg).v = (void *) (varg)); } while (0)
1251 #define CVOID_TO_LISP(larg,varg) \
1252 do { ((larg).cv = (const void *) (varg)); } while (0)
1254 /* Use this for turning a Lisp_Object into a (void *), as when the
1255 Lisp_Object is passed into a toolkit callback function. */
1256 #define LISP_TO_VOID(larg) ((larg).v)
1257 #define LISP_TO_CVOID(larg) ((larg).cv)
1258 #endif /* not NO_UNION_TYPE */
1259 #endif /* USE_X_TOOLKIT */
1262 /* The glyph datatype, used to represent characters on the display. */
1264 /* Glyph code to use as an index to the glyph table. If it is out of
1265 range for the glyph table, or the corresonding element in the table
1266 is nil, the low 8 bits are the single byte character code, and the
1267 bits above are the numeric face ID. If FID is the face ID of a
1268 glyph on a frame F, then F->display.x->faces[FID] contains the
1269 description of that face. This is an int instead of a short, so we
1270 can support a good bunch of face ID's (2^(31 - 8)); given that we
1271 have no mechanism for tossing unused frame face ID's yet, we'll
1272 probably run out of 255 pretty quickly.
1273 This is always -1 for a multibyte character. */
1276 /* Mask bits for face. */
1277 #define GLYPH_MASK_FACE 0x7FF80000
1278 /* Mask bits for character code. */
1279 #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */
1281 /* The FAST macros assume that we already know we're in an X window. */
1283 /* Set a character code and a face ID in a glyph G. */
1284 #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS))
1286 /* Return a glyph's character code. */
1287 #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR)
1289 /* Return a glyph's face ID. */
1290 #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS)
1292 /* Slower versions that test the frame type first. */
1293 #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face))
1294 #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g))
1295 #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g))
1297 /* Return 1 iff GLYPH contains valid character code. */
1298 #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1)
1300 /* The ID of the mode line highlighting face. */
1301 #define GLYPH_MODE_LINE_FACE 1
1303 /* Data type checking */
1305 #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil))
1306 #define GC_NILP(x) GC_EQ (x, Qnil)
1308 #define NUMBERP(x) (INTEGERP (x) || FLOATP (x))
1309 #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x))
1310 #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0)
1311 #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0)
1313 #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int)
1314 #define GC_INTEGERP(x) INTEGERP (x)
1315 #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol)
1316 #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol)
1317 #define MISCP(x) (XTYPE ((x)) == Lisp_Misc)
1318 #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc)
1319 #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike)
1320 #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike)
1321 #define STRINGP(x) (XTYPE ((x)) == Lisp_String)
1322 #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String)
1323 #define CONSP(x) (XTYPE ((x)) == Lisp_Cons)
1324 #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons)
1326 #define FLOATP(x) (XTYPE ((x)) == Lisp_Float)
1327 #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float)
1328 #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1329 #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1330 #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1331 #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1332 #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1333 #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1334 #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1335 #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1336 #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1337 #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1338 #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1339 #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1340 #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1341 #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1342 #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1343 #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1344 #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1345 #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1346 #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1347 #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1350 /* True if object X is a pseudovector whose code is CODE. */
1351 #define PSEUDOVECTORP(x, code) \
1353 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1354 == (PSEUDOVECTOR_FLAG | (code))))
1356 /* True if object X is a pseudovector whose code is CODE.
1357 This one works during GC. */
1358 #define GC_PSEUDOVECTORP(x, code) \
1359 (GC_VECTORLIKEP (x) \
1360 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1361 == (PSEUDOVECTOR_FLAG | (code))))
1363 /* Test for specific pseudovector types. */
1364 #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1365 #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1366 #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS)
1367 #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS)
1368 #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW)
1369 #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW)
1370 #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR)
1371 #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR)
1372 #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED)
1373 #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED)
1374 #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER)
1375 #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER)
1376 #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1377 #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1378 #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1379 #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1380 #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME)
1381 #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME)
1383 #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top))
1385 /* Test for image (image . spec) */
1386 #define IMAGEP(x) (CONSP (x) && EQ (XCAR (x), Qimage))
1389 #define GC_EQ(x, y) EQ (x, y)
1391 #define CHECK_LIST(x) \
1392 do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0)
1394 #define CHECK_STRING(x) \
1395 do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0)
1397 #define CHECK_STRING_CAR(x) \
1398 do { if (!STRINGP (XCAR (x))) XSETCAR (x, wrong_type_argument (Qstringp, XCAR (x))); } while (0)
1400 #define CHECK_CONS(x) \
1401 do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0)
1403 #define CHECK_SYMBOL(x) \
1404 do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0)
1406 #define CHECK_CHAR_TABLE(x) \
1407 do { if (!CHAR_TABLE_P ((x))) \
1408 x = wrong_type_argument (Qchar_table_p, (x)); } while (0)
1410 #define CHECK_VECTOR(x) \
1411 do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0)
1413 #define CHECK_VECTOR_OR_CHAR_TABLE(x) \
1414 do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \
1415 x = wrong_type_argument (Qvector_or_char_table_p, (x)); \
1418 #define CHECK_BUFFER(x) \
1419 do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0)
1421 #define CHECK_WINDOW(x) \
1422 do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0)
1424 /* This macro rejects windows on the interior of the window tree as
1425 "dead", which is what we want; this is an argument-checking macro, and
1426 the user should never get access to interior windows.
1428 A window of any sort, leaf or interior, is dead iff the buffer,
1429 vchild, and hchild members are all nil. */
1431 #define CHECK_LIVE_WINDOW(x) \
1433 if (!WINDOWP ((x)) \
1434 || NILP (XWINDOW ((x))->buffer)) \
1435 x = wrong_type_argument (Qwindow_live_p, (x)); \
1438 #define CHECK_PROCESS(x) \
1439 do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0)
1441 #define CHECK_NUMBER(x) \
1442 do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0)
1444 #define CHECK_NATNUM(x) \
1445 do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0)
1447 #define CHECK_MARKER(x) \
1448 do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0)
1450 #define CHECK_NUMBER_COERCE_MARKER(x) \
1451 do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \
1452 else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0)
1454 #define XFLOATINT(n) extract_float((n))
1456 #define CHECK_FLOAT(x) \
1457 do { if (!FLOATP (x)) \
1458 x = wrong_type_argument (Qfloatp, (x)); } while (0)
1460 #define CHECK_NUMBER_OR_FLOAT(x) \
1461 do { if (!FLOATP (x) && !INTEGERP (x)) \
1462 x = wrong_type_argument (Qnumberp, (x)); } while (0)
1464 #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x) \
1465 do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \
1466 else if (!INTEGERP (x) && !FLOATP (x)) \
1467 x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0)
1469 #define CHECK_OVERLAY(x) \
1470 do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0)
1472 /* Since we can't assign directly to the CAR or CDR fields of a cons
1473 cell, use these when checking that those fields contain numbers. */
1474 #define CHECK_NUMBER_CAR(x) \
1476 Lisp_Object tmp = XCAR (x); \
1477 CHECK_NUMBER (tmp); \
1478 XSETCAR ((x), tmp); \
1481 #define CHECK_NUMBER_CDR(x) \
1483 Lisp_Object tmp = XCDR (x); \
1484 CHECK_NUMBER (tmp); \
1485 XSETCDR ((x), tmp); \
1488 /* Cast pointers to this type to compare them. Some machines want int. */
1489 #ifndef PNTR_COMPARISON_TYPE
1490 #define PNTR_COMPARISON_TYPE EMACS_UINT
1493 /* Define a built-in function for calling from Lisp.
1494 `lname' should be the name to give the function in Lisp,
1495 as a null-terminated C string.
1496 `fnname' should be the name of the function in C.
1497 By convention, it starts with F.
1498 `sname' should be the name for the C constant structure
1499 that records information on this function for internal use.
1500 By convention, it should be the same as `fnname' but with S instead of F.
1501 It's too bad that C macros can't compute this from `fnname'.
1502 `minargs' should be a number, the minimum number of arguments allowed.
1503 `maxargs' should be a number, the maximum number of arguments allowed,
1504 or else MANY or UNEVALLED.
1505 MANY means pass a vector of evaluated arguments,
1506 in the form of an integer number-of-arguments
1507 followed by the address of a vector of Lisp_Objects
1508 which contains the argument values.
1509 UNEVALLED means pass the list of unevaluated arguments
1510 `prompt' says how to read arguments for an interactive call.
1511 See the doc string for `interactive'.
1512 A null string means call interactively with no arguments.
1513 `doc' is documentation for the user. */
1515 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1516 || defined (USE_NONANSI_DEFUN)
1518 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1519 Lisp_Object fnname (); \
1520 struct Lisp_Subr sname = \
1521 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1522 fnname, minargs, maxargs, lname, prompt, 0}; \
1527 /* This version of DEFUN declares a function prototype with the right
1528 arguments, so we can catch errors with maxargs at compile-time. */
1529 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1530 Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
1531 struct Lisp_Subr sname = \
1532 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1533 fnname, minargs, maxargs, lname, prompt, 0}; \
1536 /* Note that the weird token-substitution semantics of ANSI C makes
1537 this work for MANY and UNEVALLED. */
1538 #define DEFUN_ARGS_MANY (int, Lisp_Object *)
1539 #define DEFUN_ARGS_UNEVALLED (Lisp_Object)
1540 #define DEFUN_ARGS_0 (void)
1541 #define DEFUN_ARGS_1 (Lisp_Object)
1542 #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object)
1543 #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object)
1544 #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1545 #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1547 #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1548 Lisp_Object, Lisp_Object)
1549 #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1550 Lisp_Object, Lisp_Object, Lisp_Object)
1551 #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1552 Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1555 /* Non-zero if OBJ is a Lisp function. */
1557 #define FUNCTIONP(OBJ) \
1558 ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \
1559 || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \
1560 || COMPILEDP (OBJ) \
1564 is how we define the symbol for function `name' at start-up time. */
1565 extern void defsubr
P_ ((struct Lisp_Subr
*));
1568 #define UNEVALLED -1
1570 extern void defvar_lisp
P_ ((char *, Lisp_Object
*));
1571 extern void defvar_lisp_nopro
P_ ((char *, Lisp_Object
*));
1572 extern void defvar_bool
P_ ((char *, int *));
1573 extern void defvar_int
P_ ((char *, EMACS_INT
*));
1574 extern void defvar_per_buffer
P_ ((char *, Lisp_Object
*, Lisp_Object
, char *));
1575 extern void defvar_kboard
P_ ((char *, int));
1577 /* Macros we use to define forwarded Lisp variables.
1578 These are used in the syms_of_FILENAME functions. */
1580 #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname)
1581 #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname)
1582 #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname)
1583 #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname)
1584 #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \
1585 defvar_per_buffer (lname, vname, type, 0)
1586 #define DEFVAR_KBOARD(lname, vname, doc) \
1587 defvar_kboard (lname, \
1588 (int)((char *)(¤t_kboard->vname) \
1589 - (char *)current_kboard))
1593 /* Structure for recording Lisp call stack for backtrace purposes. */
1595 /* The special binding stack holds the outer values of variables while
1596 they are bound by a function application or a let form, stores the
1597 code to be executed for Lisp unwind-protect forms, and stores the C
1598 functions to be called for record_unwind_protect.
1600 If func is non-zero, undoing this binding applies func to old_value;
1601 This implements record_unwind_protect.
1603 Otherwise, the element is a variable binding.
1605 If the symbol field is a symbol, it is an ordinary variable binding.
1607 Otherwise, it should be a structure (SYMBOL WHERE
1608 . CURRENT-BUFFER), which means having bound a local value while
1609 CURRENT-BUFFER was active. If WHERE is nil this means we saw the
1610 default value when binding SYMBOL. WHERE being a buffer or frame
1611 means we saw a buffer-local or frame-local value. Other values of
1612 WHERE mean an internal error. */
1614 typedef Lisp_Object (*specbinding_func
) P_ ((Lisp_Object
));
1618 volatile Lisp_Object symbol
, old_value
;
1619 volatile specbinding_func func
;
1620 Lisp_Object unused
; /* Dividing by 16 is faster than by 12 */
1623 extern struct specbinding
*specpdl
;
1624 extern volatile struct specbinding
*specpdl_ptr
;
1625 extern int specpdl_size
;
1627 extern EMACS_INT max_specpdl_size
;
1629 #define SPECPDL_INDEX() (specpdl_ptr - specpdl)
1631 /* Everything needed to describe an active condition case. */
1634 /* The handler clauses and variable from the condition-case form. */
1635 /* For a handler set up in Lisp code, this is always a list.
1636 For an internal handler set up by internal_condition_case*,
1637 this can instead be the symbol t or `error'.
1638 t: handle all conditions.
1639 error: handle all conditions, and errors can run the debugger
1640 or display a backtrace. */
1641 Lisp_Object handler
;
1643 /* Fsignal stores here the condition-case clause that applies,
1644 and Fcondition_case thus knows which clause to run. */
1645 Lisp_Object chosen_clause
;
1647 /* Used to effect the longjump out to the handler. */
1648 struct catchtag
*tag
;
1650 /* The next enclosing handler. */
1651 struct handler
*next
;
1654 extern struct handler
*handlerlist
;
1656 extern struct catchtag
*catchlist
;
1657 extern struct backtrace
*backtrace_list
;
1659 extern Lisp_Object memory_signal_data
;
1661 /* An address near the bottom of the stack.
1662 Tells GC how to save a copy of the stack. */
1663 extern char *stack_bottom
;
1665 /* Check quit-flag and quit if it is non-nil.
1666 Typing C-g does not directly cause a quit; it only sets Vquit_flag.
1667 So the program needs to do QUIT at times when it is safe to quit.
1668 Every loop that might run for a long time or might not exit
1669 ought to do QUIT at least once, at a safe place.
1670 Unless that is impossible, of course.
1671 But it is very desirable to avoid creating loops where QUIT is impossible.
1673 Exception: if you set immediate_quit to nonzero,
1674 then the handler that responds to the C-g does the quit itself.
1675 This is a good thing to do around a loop that has no side effects
1676 and (in particular) cannot call arbitrary Lisp code. */
1680 if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \
1682 Vquit_flag = Qnil; \
1683 Fsignal (Qquit, Qnil); \
1687 /* Nonzero if ought to quit now. */
1689 #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit))
1691 /* Variables used locally in the following case handling macros. */
1692 extern int case_temp1
;
1693 extern Lisp_Object case_temp2
;
1695 /* Current buffer's map from characters to lower-case characters. */
1697 #define DOWNCASE_TABLE current_buffer->downcase_table
1699 /* Current buffer's map from characters to upper-case characters. */
1701 #define UPCASE_TABLE current_buffer->upcase_table
1703 /* Downcase a character, or make no change if that cannot be done. */
1705 #define DOWNCASE(CH) \
1706 ((case_temp1 = (CH), \
1707 case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \
1708 NATNUMP (case_temp2)) \
1709 ? XFASTINT (case_temp2) : case_temp1)
1711 /* 1 if CH is upper case. */
1713 #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH))
1715 /* 1 if CH is neither upper nor lower case. */
1717 #define NOCASEP(CH) (UPCASE1 (CH) == (CH))
1719 /* 1 if CH is lower case. */
1721 #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH))
1723 /* Upcase a character, or make no change if that cannot be done. */
1725 #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH))
1727 /* Upcase a character known to be not upper case. */
1729 #define UPCASE1(CH) \
1730 ((case_temp1 = (CH), \
1731 case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \
1732 NATNUMP (case_temp2)) \
1733 ? XFASTINT (case_temp2) : case_temp1)
1735 extern Lisp_Object Vascii_downcase_table
;
1737 /* Number of bytes of structure consed since last GC. */
1739 extern int consing_since_gc
;
1741 /* Threshold for doing another gc. */
1743 extern EMACS_INT gc_cons_threshold
;
1745 /* Structure for recording stack slots that need marking. */
1747 /* This is a chain of structures, each of which points at a Lisp_Object variable
1748 whose value should be marked in garbage collection.
1749 Normally every link of the chain is an automatic variable of a function,
1750 and its `val' points to some argument or local variable of the function.
1751 On exit to the function, the chain is set back to the value it had on entry.
1752 This way, no link remains in the chain when the stack frame containing the
1755 Every function that can call Feval must protect in this fashion all
1756 Lisp_Object variables whose contents will be used again. */
1758 extern struct gcpro
*gcprolist
;
1764 /* Address of first protected variable. */
1765 volatile Lisp_Object
*var
;
1767 /* Number of consecutive protected variables. */
1775 /* Values of GC_MARK_STACK during compilation:
1777 0 Use GCPRO as before
1778 1 Do the real thing, make GCPROs and UNGCPRO no-ops.
1779 2 Mark the stack, and check that everything GCPRO'd is
1781 3 Mark using GCPRO's, mark stack last, and count how many
1782 dead objects are kept alive. */
1785 #define GC_USE_GCPROS_AS_BEFORE 0
1786 #define GC_MAKE_GCPROS_NOOPS 1
1787 #define GC_MARK_STACK_CHECK_GCPROS 2
1788 #define GC_USE_GCPROS_CHECK_ZOMBIES 3
1790 #ifndef GC_MARK_STACK
1791 #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE
1794 #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS
1796 /* Do something silly with gcproN vars just so gcc shuts up. */
1797 /* You get warnings from MIPSPro... */
1799 #define GCPRO1(varname) ((void) gcpro1)
1800 #define GCPRO2(varname1, varname2)(((void) gcpro2, (void) gcpro1))
1801 #define GCPRO3(varname1, varname2, varname3) \
1802 (((void) gcpro3, (void) gcpro2, (void) gcpro1))
1803 #define GCPRO4(varname1, varname2, varname3, varname4) \
1804 (((void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1))
1805 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1806 (((void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1))
1807 #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
1808 (((void) gcpro6, (void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1))
1809 #define UNGCPRO ((void) 0)
1811 #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1815 #define GCPRO1(varname) \
1816 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1817 gcprolist = &gcpro1; }
1819 #define GCPRO2(varname1, varname2) \
1820 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1821 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1822 gcprolist = &gcpro2; }
1824 #define GCPRO3(varname1, varname2, varname3) \
1825 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1826 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1827 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1828 gcprolist = &gcpro3; }
1830 #define GCPRO4(varname1, varname2, varname3, varname4) \
1831 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1832 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1833 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1834 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1835 gcprolist = &gcpro4; }
1837 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1838 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1839 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1840 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1841 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1842 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1843 gcprolist = &gcpro5; }
1845 #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
1846 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1847 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1848 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1849 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1850 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1851 gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \
1852 gcprolist = &gcpro6; }
1854 #define UNGCPRO (gcprolist = gcpro1.next)
1858 extern int gcpro_level
;
1860 #define GCPRO1(varname) \
1861 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1862 gcpro1.level = gcpro_level++; \
1863 gcprolist = &gcpro1; }
1865 #define GCPRO2(varname1, varname2) \
1866 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1867 gcpro1.level = gcpro_level; \
1868 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1869 gcpro2.level = gcpro_level++; \
1870 gcprolist = &gcpro2; }
1872 #define GCPRO3(varname1, varname2, varname3) \
1873 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1874 gcpro1.level = gcpro_level; \
1875 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1876 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1877 gcpro3.level = gcpro_level++; \
1878 gcprolist = &gcpro3; }
1880 #define GCPRO4(varname1, varname2, varname3, varname4) \
1881 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1882 gcpro1.level = gcpro_level; \
1883 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1884 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1885 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1886 gcpro4.level = gcpro_level++; \
1887 gcprolist = &gcpro4; }
1889 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1890 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1891 gcpro1.level = gcpro_level; \
1892 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1893 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1894 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1895 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1896 gcpro5.level = gcpro_level++; \
1897 gcprolist = &gcpro5; }
1899 #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
1900 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1901 gcpro1.level = gcpro_level; \
1902 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1903 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1904 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1905 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1906 gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \
1907 gcpro6.level = gcpro_level++; \
1908 gcprolist = &gcpro6; }
1911 ((--gcpro_level != gcpro1.level) \
1913 : ((gcprolist = gcpro1.next), 0))
1915 #endif /* DEBUG_GCPRO */
1916 #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1919 /* Evaluate expr, UNGCPRO, and then return the value of expr. */
1920 #define RETURN_UNGCPRO(expr) \
1923 Lisp_Object ret_ungc_val; \
1924 ret_ungc_val = (expr); \
1926 return ret_ungc_val; \
1930 /* Call staticpro (&var) to protect static variable `var'. */
1932 void staticpro
P_ ((Lisp_Object
*));
1934 /* Declare a Lisp-callable function. The MAXARGS parameter has the same
1935 meaning as in the DEFUN macro, and is used to construct a prototype. */
1936 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1937 || defined (USE_NONANSI_DEFUN)
1938 #define EXFUN(fnname, maxargs) \
1939 extern Lisp_Object fnname ()
1941 /* We can use the same trick as in the DEFUN macro to generate the
1942 appropriate prototype. */
1943 #define EXFUN(fnname, maxargs) \
1944 extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs
1947 /* Forward declarations for prototypes. */
1951 /* Defined in data.c */
1952 extern Lisp_Object Qnil
, Qt
, Qquote
, Qlambda
, Qsubr
, Qunbound
;
1953 extern Lisp_Object Qerror_conditions
, Qerror_message
, Qtop_level
;
1954 extern Lisp_Object Qerror
, Qquit
, Qwrong_type_argument
, Qargs_out_of_range
;
1955 extern Lisp_Object Qvoid_variable
, Qvoid_function
;
1956 extern Lisp_Object Qsetting_constant
, Qinvalid_read_syntax
;
1957 extern Lisp_Object Qinvalid_function
, Qwrong_number_of_arguments
, Qno_catch
;
1958 extern Lisp_Object Qend_of_file
, Qarith_error
, Qmark_inactive
;
1959 extern Lisp_Object Qbeginning_of_buffer
, Qend_of_buffer
, Qbuffer_read_only
;
1960 extern Lisp_Object Qtext_read_only
;
1962 extern Lisp_Object Qintegerp
, Qnatnump
, Qwholenump
, Qsymbolp
, Qlistp
, Qconsp
;
1963 extern Lisp_Object Qstringp
, Qarrayp
, Qsequencep
, Qbufferp
;
1964 extern Lisp_Object Qchar_or_string_p
, Qmarkerp
, Qinteger_or_marker_p
, Qvectorp
;
1965 extern Lisp_Object Qbuffer_or_string_p
;
1966 extern Lisp_Object Qboundp
, Qfboundp
;
1967 extern Lisp_Object Qchar_table_p
, Qvector_or_char_table_p
;
1969 extern Lisp_Object Qcdr
;
1971 extern Lisp_Object Qrange_error
, Qdomain_error
, Qsingularity_error
;
1972 extern Lisp_Object Qoverflow_error
, Qunderflow_error
;
1974 extern Lisp_Object Qfloatp
;
1975 extern Lisp_Object Qnumberp
, Qnumber_or_marker_p
;
1977 extern Lisp_Object Qinteger
;
1979 extern void circular_list_error
P_ ((Lisp_Object
));
1981 /* Defined in frame.c */
1982 extern Lisp_Object Qframep
;
1990 EXFUN (Fintegerp
, 1);
1991 EXFUN (Fnatnump
, 1);
1992 EXFUN (Fsymbolp
, 1);
1993 EXFUN (Fvectorp
, 1);
1994 EXFUN (Fstringp
, 1);
1995 EXFUN (Fmultibyte_string_p
, 1);
1997 EXFUN (Fsequencep
, 1);
1998 EXFUN (Fbufferp
, 1);
1999 EXFUN (Fmarkerp
, 1);
2001 EXFUN (Fchar_or_string_p
, 1);
2002 EXFUN (Finteger_or_marker_p
, 1);
2004 EXFUN (Finteger_or_floatp
, 1);
2005 EXFUN (Finteger_or_float_or_marker_p
, 1);
2008 EXFUN (Fcar_safe
, 1);
2010 EXFUN (Fcdr_safe
, 1);
2014 EXFUN (Ffboundp
, 1);
2015 EXFUN (Fmakunbound
, 1);
2016 EXFUN (Ffmakunbound
, 1);
2017 EXFUN (Fsymbol_function
, 1);
2018 EXFUN (Fsymbol_plist
, 1);
2019 EXFUN (Fsymbol_name
, 1);
2020 extern Lisp_Object indirect_function
P_ ((Lisp_Object
));
2021 EXFUN (Findirect_function
, 1);
2023 EXFUN (Fsetplist
, 2);
2024 EXFUN (Fsymbol_value
, 1);
2025 extern Lisp_Object find_symbol_value
P_ ((Lisp_Object
));
2027 EXFUN (Fdefault_value
, 1);
2028 EXFUN (Fset_default
, 2);
2029 EXFUN (Fdefault_boundp
, 1);
2030 EXFUN (Fmake_local_variable
, 1);
2031 EXFUN (Flocal_variable_p
, 2);
2032 EXFUN (Flocal_variable_if_set_p
, 2);
2037 EXFUN (Fstring_to_number
, 2);
2038 EXFUN (Fnumber_to_string
, 1);
2039 EXFUN (Feqlsign
, 2);
2046 EXFUN (Fplus
, MANY
);
2047 EXFUN (Fminus
, MANY
);
2048 EXFUN (Ftimes
, MANY
);
2053 EXFUN (Flogand
, MANY
);
2054 EXFUN (Flogior
, MANY
);
2055 EXFUN (Flogxor
, MANY
);
2062 EXFUN (Fmake_variable_buffer_local
, 1);
2064 extern Lisp_Object indirect_variable
P_ ((Lisp_Object
));
2065 extern Lisp_Object long_to_cons
P_ ((unsigned long));
2066 extern unsigned long cons_to_long
P_ ((Lisp_Object
));
2067 extern void args_out_of_range
P_ ((Lisp_Object
, Lisp_Object
));
2068 extern void args_out_of_range_3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2069 extern Lisp_Object wrong_type_argument
P_ ((Lisp_Object
, Lisp_Object
));
2070 extern void store_symval_forwarding
P_ ((Lisp_Object
, Lisp_Object
,
2071 Lisp_Object
, struct buffer
*));
2072 extern Lisp_Object do_symval_forwarding
P_ ((Lisp_Object
));
2073 extern Lisp_Object set_internal
P_ ((Lisp_Object
, Lisp_Object
, struct buffer
*, int));
2074 extern void syms_of_data
P_ ((void));
2075 extern void init_data
P_ ((void));
2076 extern void swap_in_global_binding
P_ ((Lisp_Object
));
2078 /* Defined in cmds.c */
2079 EXFUN (Fend_of_line
, 1);
2080 EXFUN (Fforward_char
, 1);
2081 EXFUN (Fforward_line
, 1);
2082 extern int internal_self_insert
P_ ((int, int));
2083 extern void syms_of_cmds
P_ ((void));
2084 extern void keys_of_cmds
P_ ((void));
2086 /* Defined in coding.c */
2087 EXFUN (Fcoding_system_p
, 1);
2088 EXFUN (Fcheck_coding_system
, 1);
2089 EXFUN (Fread_coding_system
, 2);
2090 EXFUN (Fread_non_nil_coding_system
, 1);
2091 EXFUN (Ffind_operation_coding_system
, MANY
);
2092 EXFUN (Fupdate_coding_systems_internal
, 0);
2093 EXFUN (Fencode_coding_string
, 3);
2094 EXFUN (Fdecode_coding_string
, 3);
2095 extern Lisp_Object detect_coding_system
P_ ((const unsigned char *, int, int,
2097 extern void init_coding
P_ ((void));
2098 extern void init_coding_once
P_ ((void));
2099 extern void syms_of_coding
P_ ((void));
2100 extern Lisp_Object code_convert_string_norecord
P_ ((Lisp_Object
, Lisp_Object
,
2103 /* Defined in charset.c */
2104 extern EMACS_INT nonascii_insert_offset
;
2105 extern Lisp_Object Vnonascii_translation_table
;
2106 EXFUN (Fchar_bytes
, 1);
2107 EXFUN (Fchar_width
, 1);
2108 EXFUN (Fstring
, MANY
);
2109 extern int chars_in_text
P_ ((const unsigned char *, int));
2110 extern int multibyte_chars_in_text
P_ ((const unsigned char *, int));
2111 extern int unibyte_char_to_multibyte
P_ ((int));
2112 extern int multibyte_char_to_unibyte
P_ ((int, Lisp_Object
));
2113 extern Lisp_Object Qcharset
;
2114 extern void init_charset_once
P_ ((void));
2115 extern void syms_of_charset
P_ ((void));
2117 /* Defined in syntax.c */
2118 EXFUN (Fforward_word
, 1);
2119 EXFUN (Fskip_chars_forward
, 2);
2120 EXFUN (Fskip_chars_backward
, 2);
2121 EXFUN (Fsyntax_table_p
, 1);
2122 EXFUN (Fsyntax_table
, 0);
2123 EXFUN (Fset_syntax_table
, 1);
2124 extern void init_syntax_once
P_ ((void));
2125 extern void syms_of_syntax
P_ ((void));
2127 /* Defined in fns.c */
2128 extern int use_dialog_box
;
2129 extern int next_almost_prime
P_ ((int));
2130 extern Lisp_Object larger_vector
P_ ((Lisp_Object
, int, Lisp_Object
));
2131 extern void sweep_weak_hash_tables
P_ ((void));
2132 extern Lisp_Object Qstring_lessp
;
2133 EXFUN (Foptimize_char_table
, 1);
2134 extern Lisp_Object Vfeatures
;
2135 extern Lisp_Object QCtest
, QCweakness
, Qequal
;
2136 unsigned sxhash
P_ ((Lisp_Object
, int));
2137 Lisp_Object make_hash_table
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
,
2138 Lisp_Object
, Lisp_Object
, Lisp_Object
,
2140 Lisp_Object copy_hash_table
P_ ((struct Lisp_Hash_Table
*));
2141 int hash_lookup
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, unsigned *));
2142 int hash_put
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, Lisp_Object
,
2144 void hash_remove
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
2145 void hash_clear
P_ ((struct Lisp_Hash_Table
*));
2146 void remove_hash_entry
P_ ((struct Lisp_Hash_Table
*, int));
2147 extern void init_fns
P_ ((void));
2149 EXFUN (Fmake_hash_table
, MANY
);
2150 EXFUN (Fcopy_hash_table
, 1);
2151 EXFUN (Fhash_table_count
, 1);
2152 EXFUN (Fhash_table_rehash_size
, 1);
2153 EXFUN (Fhash_table_rehash_threshold
, 1);
2154 EXFUN (Fhash_table_size
, 1);
2155 EXFUN (Fhash_table_test
, 1);
2156 EXFUN (Fhash_table_weak
, 1);
2157 EXFUN (Fhash_table_p
, 1);
2158 EXFUN (Fclrhash
, 1);
2159 EXFUN (Fgethash
, 3);
2160 EXFUN (Fputhash
, 3);
2161 EXFUN (Fremhash
, 2);
2162 EXFUN (Fmaphash
, 2);
2163 EXFUN (Fdefine_hash_table_test
, 3);
2165 EXFUN (Fidentity
, 1);
2168 EXFUN (Fsafe_length
, 1);
2169 EXFUN (Fappend
, MANY
);
2170 EXFUN (Fconcat
, MANY
);
2171 EXFUN (Fvconcat
, MANY
);
2172 EXFUN (Fcopy_sequence
, 1);
2173 EXFUN (Fstring_make_multibyte
, 1);
2174 EXFUN (Fstring_make_unibyte
, 1);
2175 EXFUN (Fstring_as_multibyte
, 1);
2176 EXFUN (Fstring_as_unibyte
, 1);
2177 EXFUN (Fstring_to_multibyte
, 1);
2178 EXFUN (Fsubstring
, 3);
2179 extern Lisp_Object substring_both
P_ ((Lisp_Object
, int, int, int, int));
2190 EXFUN (Freverse
, 1);
2191 EXFUN (Fnreverse
, 1);
2195 EXFUN (Ffillarray
, 2);
2196 EXFUN (Fnconc
, MANY
);
2198 EXFUN (Fmapconcat
, 3);
2199 EXFUN (Fy_or_n_p
, 1);
2200 extern Lisp_Object do_yes_or_no_p
P_ ((Lisp_Object
));
2201 EXFUN (Frequire
, 3);
2202 EXFUN (Fprovide
, 2);
2203 extern Lisp_Object concat2
P_ ((Lisp_Object
, Lisp_Object
));
2204 extern Lisp_Object concat3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2205 extern Lisp_Object nconc2
P_ ((Lisp_Object
, Lisp_Object
));
2206 extern Lisp_Object assq_no_quit
P_ ((Lisp_Object
, Lisp_Object
));
2207 extern void clear_string_char_byte_cache
P_ ((void));
2208 extern int string_char_to_byte
P_ ((Lisp_Object
, int));
2209 extern int string_byte_to_char
P_ ((Lisp_Object
, int));
2210 extern Lisp_Object string_make_multibyte
P_ ((Lisp_Object
));
2211 extern Lisp_Object string_make_unibyte
P_ ((Lisp_Object
));
2212 EXFUN (Fcopy_alist
, 1);
2213 EXFUN (Fplist_get
, 2);
2214 EXFUN (Fplist_put
, 3);
2215 EXFUN (Fplist_member
, 2);
2216 EXFUN (Fset_char_table_parent
, 2);
2217 EXFUN (Fchar_table_extra_slot
, 2);
2218 EXFUN (Fset_char_table_extra_slot
, 3);
2220 EXFUN (Fstring_equal
, 2);
2221 EXFUN (Fcompare_strings
, 7);
2222 EXFUN (Fstring_lessp
, 2);
2223 extern int char_table_translate
P_ ((Lisp_Object
, int));
2224 extern void map_char_table
P_ ((void (*) (Lisp_Object
, Lisp_Object
, Lisp_Object
),
2225 Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, int,
2227 extern Lisp_Object char_table_ref_and_index
P_ ((Lisp_Object
, int, int *));
2228 extern void syms_of_fns
P_ ((void));
2230 /* Defined in floatfns.c */
2231 extern double extract_float
P_ ((Lisp_Object
));
2233 EXFUN (Ftruncate
, 2);
2234 extern void init_floatfns
P_ ((void));
2235 extern void syms_of_floatfns
P_ ((void));
2237 /* Defined in insdel.c */
2238 extern Lisp_Object Qinhibit_modification_hooks
;
2239 extern void move_gap
P_ ((int));
2240 extern void move_gap_both
P_ ((int, int));
2241 extern void make_gap
P_ ((int));
2242 extern int copy_text
P_ ((const unsigned char *, unsigned char *, int, int, int));
2243 extern int count_size_as_multibyte
P_ ((const unsigned char *, int));
2244 extern int count_combining_before
P_ ((const unsigned char *, int, int, int));
2245 extern int count_combining_after
P_ ((const unsigned char *, int, int, int));
2246 extern void insert
P_ ((const unsigned char *, int));
2247 extern void insert_and_inherit
P_ ((const unsigned char *, int));
2248 extern void insert_1
P_ ((const unsigned char *, int, int, int, int));
2249 extern void insert_1_both
P_ ((const unsigned char *, int, int, int, int, int));
2250 extern void insert_from_string
P_ ((Lisp_Object
, int, int, int, int, int));
2251 extern void insert_from_buffer
P_ ((struct buffer
*, int, int, int));
2252 extern void insert_char
P_ ((int));
2253 extern void insert_string
P_ ((const char *));
2254 extern void insert_before_markers
P_ ((const unsigned char *, int));
2255 extern void insert_before_markers_and_inherit
P_ ((const unsigned char *, int));
2256 extern void insert_from_string_before_markers
P_ ((Lisp_Object
, int, int, int, int, int));
2257 extern void del_range
P_ ((int, int));
2258 extern Lisp_Object del_range_1
P_ ((int, int, int, int));
2259 extern void del_range_byte
P_ ((int, int, int));
2260 extern void del_range_both
P_ ((int, int, int, int, int));
2261 extern Lisp_Object del_range_2
P_ ((int, int, int, int, int));
2262 extern void modify_region
P_ ((struct buffer
*, int, int));
2263 extern void prepare_to_modify_buffer
P_ ((int, int, int *));
2264 extern void signal_before_change
P_ ((int, int, int *));
2265 extern void signal_after_change
P_ ((int, int, int));
2266 extern void adjust_after_replace
P_ ((int, int, Lisp_Object
, int, int));
2267 extern void adjust_after_replace_noundo
P_ ((int, int, int, int, int, int));
2268 extern void adjust_after_insert
P_ ((int, int, int, int, int));
2269 extern void replace_range
P_ ((int, int, Lisp_Object
, int, int, int));
2270 extern void syms_of_insdel
P_ ((void));
2272 /* Defined in dispnew.c */
2273 extern Lisp_Object selected_frame
;
2274 extern EMACS_INT baud_rate
;
2276 EXFUN (Fredraw_frame
, 1);
2277 EXFUN (Fredraw_display
, 0);
2278 EXFUN (Fsleep_for
, 2);
2279 EXFUN (Fsit_for
, 3);
2280 extern Lisp_Object sit_for
P_ ((int, int, int, int, int));
2281 extern void init_display
P_ ((void));
2282 extern void syms_of_display
P_ ((void));
2283 extern void safe_bcopy
P_ ((const char *, char *, int));
2285 /* Defined in xdisp.c */
2286 extern Lisp_Object Qinhibit_point_motion_hooks
;
2287 extern Lisp_Object Qinhibit_redisplay
, Qdisplay
;
2288 extern Lisp_Object Qinhibit_eval_during_redisplay
;
2289 extern Lisp_Object Qmessage_truncate_lines
;
2290 extern Lisp_Object Qimage
;
2291 extern Lisp_Object Vmessage_log_max
;
2292 extern int message_enable_multibyte
;
2293 extern Lisp_Object echo_area_buffer
[2];
2294 extern void check_message_stack
P_ ((void));
2295 extern void setup_echo_area_for_printing
P_ ((int));
2296 extern int push_message
P_ ((void));
2297 extern Lisp_Object pop_message_unwind
P_ ((Lisp_Object
));
2298 extern Lisp_Object restore_message_unwind
P_ ((Lisp_Object
));
2299 extern void pop_message
P_ ((void));
2300 extern void restore_message
P_ ((void));
2301 extern Lisp_Object current_message
P_ ((void));
2302 extern void set_message
P_ ((const char *s
, Lisp_Object
, int, int));
2303 extern void clear_message
P_ ((int, int));
2304 extern void message
P_ ((/* char *, ... */));
2305 extern void message_nolog
P_ ((/* char *, ... */));
2306 extern void message1
P_ ((char *));
2307 extern void message1_nolog
P_ ((char *));
2308 extern void message2
P_ ((const char *, int, int));
2309 extern void message2_nolog
P_ ((const char *, int, int));
2310 extern void message3
P_ ((Lisp_Object
, int, int));
2311 extern void message3_nolog
P_ ((Lisp_Object
, int, int));
2312 extern void message_dolog
P_ ((const char *, int, int, int));
2313 extern void message_with_string
P_ ((char *, Lisp_Object
, int));
2314 extern void message_log_maybe_newline
P_ ((void));
2315 extern void update_echo_area
P_ ((void));
2316 extern void truncate_echo_area
P_ ((int));
2317 extern void redisplay
P_ ((void));
2318 extern int check_point_in_composition
2319 P_ ((struct buffer
*, int, struct buffer
*, int));
2320 extern void redisplay_preserve_echo_area
P_ ((int));
2321 extern void mark_window_display_accurate
P_ ((Lisp_Object
, int));
2322 extern void prepare_menu_bars
P_ ((void));
2324 void set_frame_cursor_types
P_ ((struct frame
*, Lisp_Object
));
2325 extern void syms_of_xdisp
P_ ((void));
2326 extern void init_xdisp
P_ ((void));
2327 extern Lisp_Object safe_eval
P_ ((Lisp_Object
));
2328 extern int pos_visible_p
P_ ((struct window
*, int, int *, int));
2330 /* Defined in vm-limit.c. */
2331 extern void memory_warnings
P_ ((POINTER_TYPE
*, void (*warnfun
) ()));
2333 /* Defined in alloc.c */
2334 extern void check_pure_size
P_ ((void));
2335 extern void allocate_string_data
P_ ((struct Lisp_String
*, int, int));
2336 extern void uninterrupt_malloc
P_ ((void));
2337 extern void malloc_warning
P_ ((char *));
2338 extern void memory_full
P_ ((void));
2339 extern void buffer_memory_full
P_ ((void));
2340 extern int survives_gc_p
P_ ((Lisp_Object
));
2341 extern void mark_object
P_ ((Lisp_Object
));
2342 extern Lisp_Object Vpurify_flag
;
2343 extern Lisp_Object Vmemory_full
;
2349 EXFUN (Flist
, MANY
);
2350 EXFUN (Fmake_list
, 2);
2351 extern Lisp_Object allocate_misc
P_ ((void));
2352 EXFUN (Fmake_vector
, 2);
2353 EXFUN (Fvector
, MANY
);
2354 EXFUN (Fmake_symbol
, 1);
2355 EXFUN (Fmake_marker
, 0);
2356 EXFUN (Fmake_string
, 2);
2357 extern Lisp_Object build_string
P_ ((const char *));
2358 extern Lisp_Object make_string
P_ ((const char *, int));
2359 extern Lisp_Object make_unibyte_string
P_ ((const char *, int));
2360 extern Lisp_Object make_multibyte_string
P_ ((const char *, int, int));
2361 extern Lisp_Object make_event_array
P_ ((int, Lisp_Object
*));
2362 extern Lisp_Object make_uninit_string
P_ ((int));
2363 extern Lisp_Object make_uninit_multibyte_string
P_ ((int, int));
2364 extern Lisp_Object make_string_from_bytes
P_ ((const char *, int, int));
2365 extern Lisp_Object make_specified_string
P_ ((const char *, int, int, int));
2366 EXFUN (Fpurecopy
, 1);
2367 extern Lisp_Object make_pure_string
P_ ((char *, int, int, int));
2368 extern Lisp_Object pure_cons
P_ ((Lisp_Object
, Lisp_Object
));
2369 extern Lisp_Object make_pure_vector
P_ ((EMACS_INT
));
2370 EXFUN (Fgarbage_collect
, 0);
2371 EXFUN (Fmake_byte_code
, MANY
);
2372 EXFUN (Fmake_bool_vector
, 2);
2373 EXFUN (Fmake_char_table
, 2);
2374 extern Lisp_Object make_sub_char_table
P_ ((Lisp_Object
));
2375 extern Lisp_Object Qchar_table_extra_slots
;
2376 extern struct Lisp_Vector
*allocate_vector
P_ ((EMACS_INT
));
2377 extern struct Lisp_Vector
*allocate_other_vector
P_ ((EMACS_INT
));
2378 extern struct Lisp_Hash_Table
*allocate_hash_table
P_ ((void));
2379 extern struct window
*allocate_window
P_ ((void));
2380 extern struct frame
*allocate_frame
P_ ((void));
2381 extern struct Lisp_Process
*allocate_process
P_ ((void));
2382 extern int gc_in_progress
;
2383 extern int abort_on_gc
;
2384 extern Lisp_Object make_float
P_ ((double));
2385 extern void display_malloc_warning
P_ ((void));
2386 extern int inhibit_garbage_collection
P_ ((void));
2387 extern Lisp_Object make_save_value
P_ ((void *, int));
2388 extern void free_marker
P_ ((Lisp_Object
));
2389 extern void free_cons
P_ ((struct Lisp_Cons
*));
2390 extern void init_alloc_once
P_ ((void));
2391 extern void init_alloc
P_ ((void));
2392 extern void syms_of_alloc
P_ ((void));
2393 extern struct buffer
* allocate_buffer
P_ ((void));
2395 /* Defined in print.c */
2396 extern Lisp_Object Vprin1_to_string_buffer
;
2397 extern void debug_print
P_ ((Lisp_Object
));
2399 EXFUN (Fprin1_to_string
, 2);
2403 EXFUN (Ferror_message_string
, 1);
2404 extern Lisp_Object Vstandard_output
, Qstandard_output
;
2405 extern Lisp_Object Qexternal_debugging_output
;
2406 extern void temp_output_buffer_setup
P_ ((const char *));
2407 extern int print_level
, print_escape_newlines
;
2408 extern Lisp_Object Qprint_escape_newlines
;
2409 extern void write_string
P_ ((char *, int));
2410 extern void write_string_1
P_ ((char *, int, Lisp_Object
));
2411 extern void print_error_message
P_ ((Lisp_Object
, Lisp_Object
, char *, Lisp_Object
));
2412 extern Lisp_Object internal_with_output_to_temp_buffer
2413 P_ ((const char *, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2414 extern void float_to_string
P_ ((unsigned char *, double));
2415 extern void syms_of_print
P_ ((void));
2417 /* Defined in doprnt.c */
2418 extern int doprnt
P_ ((char *, int, char *, char *, int, char **));
2419 extern int doprnt_lisp
P_ ((char *, int, char *, char *, int, char **));
2421 /* Defined in lread.c */
2422 extern Lisp_Object Qvariable_documentation
, Qstandard_input
;
2423 extern Lisp_Object Vobarray
, initial_obarray
, Vstandard_input
;
2425 EXFUN (Fread_from_string
, 3);
2427 EXFUN (Fintern_soft
, 2);
2429 EXFUN (Fget_file_char
, 0);
2430 EXFUN (Fread_char
, 2);
2431 EXFUN (Fread_event
, 2);
2432 extern Lisp_Object read_filtered_event
P_ ((int, int, int, int));
2433 EXFUN (Feval_region
, 4);
2434 extern Lisp_Object intern
P_ ((const char *));
2435 extern Lisp_Object make_symbol
P_ ((char *));
2436 extern Lisp_Object oblookup
P_ ((Lisp_Object
, const char *, int, int));
2437 #define LOADHIST_ATTACH(x) \
2438 if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list)
2439 extern Lisp_Object Vcurrent_load_list
;
2440 extern Lisp_Object Vload_history
, Vload_suffixes
;
2441 extern int openp
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
,
2442 Lisp_Object
*, Lisp_Object
));
2443 extern int isfloat_string
P_ ((char *));
2444 extern void map_obarray
P_ ((Lisp_Object
, void (*) (Lisp_Object
, Lisp_Object
),
2446 extern void dir_warning
P_ ((char *, Lisp_Object
));
2447 extern void close_load_descs
P_ ((void));
2448 extern void init_obarray
P_ ((void));
2449 extern void init_lread
P_ ((void));
2450 extern void syms_of_lread
P_ ((void));
2452 /* Defined in eval.c */
2453 extern Lisp_Object Qautoload
, Qexit
, Qinteractive
, Qcommandp
, Qdefun
, Qmacro
;
2454 extern Lisp_Object Vinhibit_quit
, Qinhibit_quit
, Vquit_flag
;
2455 extern Lisp_Object Vautoload_queue
;
2456 extern Lisp_Object Vdebug_on_error
;
2457 extern Lisp_Object Vsignaling_function
;
2458 extern int handling_signal
;
2459 extern int interactive_p
P_ ((int));
2461 /* To run a normal hook, use the appropriate function from the list below.
2462 The calling convention:
2464 if (!NILP (Vrun_hooks))
2465 call1 (Vrun_hooks, Qmy_funny_hook);
2467 should no longer be used. */
2468 extern Lisp_Object Vrun_hooks
;
2469 EXFUN (Frun_hooks
, MANY
);
2470 EXFUN (Frun_hook_with_args
, MANY
);
2471 EXFUN (Frun_hook_with_args_until_success
, MANY
);
2472 EXFUN (Frun_hook_with_args_until_failure
, MANY
);
2473 extern Lisp_Object run_hook_list_with_args
P_ ((Lisp_Object
, int, Lisp_Object
*));
2474 extern void run_hook_with_args_2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2475 EXFUN (Fand
, UNEVALLED
);
2476 EXFUN (For
, UNEVALLED
);
2477 EXFUN (Fif
, UNEVALLED
);
2478 EXFUN (Fprogn
, UNEVALLED
);
2479 EXFUN (Fprog1
, UNEVALLED
);
2480 EXFUN (Fprog2
, UNEVALLED
);
2481 EXFUN (Fsetq
, UNEVALLED
);
2482 EXFUN (Fquote
, UNEVALLED
);
2483 EXFUN (Fuser_variable_p
, 1);
2484 EXFUN (Finteractive_p
, 0);
2485 EXFUN (Fdefun
, UNEVALLED
);
2486 EXFUN (Flet
, UNEVALLED
);
2487 EXFUN (FletX
, UNEVALLED
);
2488 EXFUN (Fwhile
, UNEVALLED
);
2489 EXFUN (Fcatch
, UNEVALLED
);
2490 EXFUN (Fthrow
, 2) NO_RETURN
;
2491 EXFUN (Funwind_protect
, UNEVALLED
);
2492 EXFUN (Fcondition_case
, UNEVALLED
);
2494 EXFUN (Fautoload
, 5);
2495 EXFUN (Fcommandp
, 2);
2497 EXFUN (Fapply
, MANY
);
2498 EXFUN (Ffuncall
, MANY
);
2499 EXFUN (Fbacktrace
, 0);
2500 extern Lisp_Object apply1
P_ ((Lisp_Object
, Lisp_Object
));
2501 extern Lisp_Object call0
P_ ((Lisp_Object
));
2502 extern Lisp_Object call1
P_ ((Lisp_Object
, Lisp_Object
));
2503 extern Lisp_Object call2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2504 extern Lisp_Object call3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2505 extern Lisp_Object call4
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2506 extern Lisp_Object call5
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2507 extern Lisp_Object call6
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2508 EXFUN (Fdo_auto_save
, 2);
2509 extern Lisp_Object apply_lambda
P_ ((Lisp_Object
, Lisp_Object
, int));
2510 extern Lisp_Object internal_catch
P_ ((Lisp_Object
, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2511 extern Lisp_Object internal_condition_case
P_ ((Lisp_Object (*) (void), Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2512 extern Lisp_Object internal_condition_case_1
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2513 extern Lisp_Object internal_condition_case_2
P_ ((Lisp_Object (*) (int, Lisp_Object
*), int, Lisp_Object
*, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2514 extern void specbind
P_ ((Lisp_Object
, Lisp_Object
));
2515 extern void record_unwind_protect
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2516 extern Lisp_Object unbind_to
P_ ((int, Lisp_Object
));
2517 extern void error
P_ ((/* char *, ... */)) NO_RETURN
;
2518 extern void do_autoload
P_ ((Lisp_Object
, Lisp_Object
));
2519 extern Lisp_Object un_autoload
P_ ((Lisp_Object
));
2520 EXFUN (Ffetch_bytecode
, 1);
2521 extern void init_eval_once
P_ ((void));
2522 extern Lisp_Object safe_call
P_ ((int, Lisp_Object
*));
2523 extern Lisp_Object safe_call1
P_ ((Lisp_Object
, Lisp_Object
));
2524 extern void init_eval
P_ ((void));
2525 extern void syms_of_eval
P_ ((void));
2527 /* Defined in editfns.c */
2528 EXFUN (Fpropertize
, MANY
);
2529 EXFUN (Fcurrent_message
, 0);
2530 EXFUN (Fgoto_char
, 1);
2531 EXFUN (Fpoint_min_marker
, 0);
2532 EXFUN (Fpoint_max_marker
, 0);
2533 EXFUN (Fpoint_min
, 0);
2534 EXFUN (Fpoint_max
, 0);
2536 EXFUN (Fpoint_marker
, 0);
2537 EXFUN (Fmark_marker
, 0);
2538 EXFUN (Fline_beginning_position
, 1);
2539 EXFUN (Fline_end_position
, 1);
2540 EXFUN (Ffollowing_char
, 0);
2541 EXFUN (Fprevious_char
, 0);
2542 EXFUN (Fchar_after
, 1);
2543 EXFUN (Finsert
, MANY
);
2544 EXFUN (Finsert_and_inherit
, MANY
);
2545 EXFUN (Finsert_before_markers
, MANY
);
2546 EXFUN (Finsert_buffer_substring
, 3);
2547 EXFUN (Finsert_char
, 3);
2548 extern void insert1
P_ ((Lisp_Object
));
2553 EXFUN (Fformat
, MANY
);
2554 EXFUN (Fmessage
, MANY
);
2555 extern Lisp_Object format2
P_ ((char *, Lisp_Object
, Lisp_Object
));
2556 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2557 EXFUN (Fbuffer_substring
, 2);
2558 EXFUN (Fbuffer_string
, 0);
2559 extern Lisp_Object save_excursion_save
P_ ((void));
2560 extern Lisp_Object save_restriction_save
P_ ((void));
2561 extern Lisp_Object save_excursion_restore
P_ ((Lisp_Object
));
2562 extern Lisp_Object save_restriction_restore
P_ ((Lisp_Object
));
2563 EXFUN (Fchar_to_string
, 1);
2564 EXFUN (Fdelete_region
, 2);
2565 EXFUN (Fnarrow_to_region
, 2);
2567 EXFUN (Fuser_login_name
, 1);
2568 EXFUN (Fsystem_name
, 0);
2569 EXFUN (Fcurrent_time
, 0);
2570 extern int clip_to_bounds
P_ ((int, int, int));
2571 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2572 extern Lisp_Object make_buffer_string_both
P_ ((int, int, int, int, int));
2573 extern void init_editfns
P_ ((void));
2574 extern void syms_of_editfns
P_ ((void));
2575 EXFUN (Fcurrent_message
, 0);
2576 extern Lisp_Object Vinhibit_field_text_motion
;
2577 EXFUN (Fconstrain_to_field
, 5);
2578 EXFUN (Ffield_string
, 1);
2579 EXFUN (Fdelete_field
, 1);
2580 EXFUN (Ffield_beginning
, 3);
2581 EXFUN (Ffield_end
, 3);
2582 EXFUN (Ffield_string_no_properties
, 1);
2583 extern void set_time_zone_rule
P_ ((char *));
2585 /* defined in buffer.c */
2586 extern int mouse_face_overlay_overlaps
P_ ((Lisp_Object
));
2587 extern void nsberror
P_ ((Lisp_Object
));
2588 extern char *no_switch_window
P_ ((Lisp_Object window
));
2589 EXFUN (Fset_buffer_multibyte
, 1);
2590 EXFUN (Foverlay_start
, 1);
2591 EXFUN (Foverlay_end
, 1);
2592 extern void adjust_overlays_for_insert
P_ ((EMACS_INT
, EMACS_INT
));
2593 extern void adjust_overlays_for_delete
P_ ((EMACS_INT
, EMACS_INT
));
2594 extern void fix_overlays_in_range
P_ ((int, int));
2595 extern void report_overlay_modification
P_ ((Lisp_Object
, Lisp_Object
, int,
2596 Lisp_Object
, Lisp_Object
, Lisp_Object
));
2597 extern int overlay_touches_p
P_ ((int));
2598 extern Lisp_Object Vbuffer_alist
, Vinhibit_read_only
;
2599 EXFUN (Fget_buffer
, 1);
2600 EXFUN (Fget_buffer_create
, 1);
2601 EXFUN (Fset_buffer
, 1);
2602 EXFUN (set_buffer_if_live
, 1);
2603 EXFUN (Fbarf_if_buffer_read_only
, 0);
2604 EXFUN (Fcurrent_buffer
, 0);
2605 EXFUN (Fswitch_to_buffer
, 2);
2606 EXFUN (Fpop_to_buffer
, 3);
2607 EXFUN (Fother_buffer
, 3);
2608 EXFUN (Foverlay_get
, 2);
2609 EXFUN (Fbuffer_modified_p
, 1);
2610 EXFUN (Fset_buffer_modified_p
, 1);
2611 EXFUN (Fkill_buffer
, 1);
2612 EXFUN (Fkill_all_local_variables
, 0);
2613 EXFUN (Fbuffer_disable_undo
, 1);
2614 EXFUN (Fbuffer_enable_undo
, 1);
2615 EXFUN (Ferase_buffer
, 0);
2616 extern Lisp_Object Qoverlayp
;
2617 extern Lisp_Object get_truename_buffer
P_ ((Lisp_Object
));
2618 extern struct buffer
*all_buffers
;
2619 EXFUN (Fprevious_overlay_change
, 1);
2620 EXFUN (Fbuffer_file_name
, 1);
2621 extern void init_buffer_once
P_ ((void));
2622 extern void init_buffer
P_ ((void));
2623 extern void syms_of_buffer
P_ ((void));
2624 extern void keys_of_buffer
P_ ((void));
2626 /* defined in marker.c */
2628 EXFUN (Fmarker_position
, 1);
2629 EXFUN (Fmarker_buffer
, 1);
2630 EXFUN (Fcopy_marker
, 2);
2631 EXFUN (Fset_marker
, 3);
2632 extern int marker_position
P_ ((Lisp_Object
));
2633 extern int marker_byte_position
P_ ((Lisp_Object
));
2634 extern void clear_charpos_cache
P_ ((struct buffer
*));
2635 extern int charpos_to_bytepos
P_ ((int));
2636 extern int buf_charpos_to_bytepos
P_ ((struct buffer
*, int));
2637 extern int buf_bytepos_to_charpos
P_ ((struct buffer
*, int));
2638 extern void unchain_marker
P_ ((struct Lisp_Marker
*marker
));
2639 extern Lisp_Object set_marker_restricted
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2640 extern Lisp_Object set_marker_both
P_ ((Lisp_Object
, Lisp_Object
, int, int));
2641 extern Lisp_Object set_marker_restricted_both
P_ ((Lisp_Object
, Lisp_Object
,
2643 extern void syms_of_marker
P_ ((void));
2645 /* Defined in fileio.c */
2647 extern Lisp_Object Qfile_error
;
2648 EXFUN (Ffind_file_name_handler
, 2);
2649 EXFUN (Ffile_name_as_directory
, 1);
2650 EXFUN (Fmake_temp_name
, 1);
2651 EXFUN (Fexpand_file_name
, 2);
2652 EXFUN (Ffile_name_nondirectory
, 1);
2653 EXFUN (Fsubstitute_in_file_name
, 1);
2654 EXFUN (Ffile_symlink_p
, 1);
2655 EXFUN (Fverify_visited_file_modtime
, 1);
2656 EXFUN (Ffile_exists_p
, 1);
2657 EXFUN (Ffile_name_absolute_p
, 1);
2658 EXFUN (Fdirectory_file_name
, 1);
2659 EXFUN (Ffile_name_directory
, 1);
2660 extern Lisp_Object expand_and_dir_to_file
P_ ((Lisp_Object
, Lisp_Object
));
2661 EXFUN (Ffile_accessible_directory_p
, 1);
2662 EXFUN (Funhandled_file_name_directory
, 1);
2663 EXFUN (Ffile_directory_p
, 1);
2664 EXFUN (Fwrite_region
, 7);
2665 EXFUN (Ffile_readable_p
, 1);
2666 EXFUN (Ffile_executable_p
, 1);
2667 EXFUN (Fread_file_name
, 6);
2668 extern Lisp_Object close_file_unwind
P_ ((Lisp_Object
));
2669 extern void report_file_error
P_ ((const char *, Lisp_Object
));
2670 extern int internal_delete_file
P_ ((Lisp_Object
));
2671 extern void syms_of_fileio
P_ ((void));
2672 EXFUN (Fmake_temp_name
, 1);
2673 extern void init_fileio_once
P_ ((void));
2674 extern Lisp_Object make_temp_name
P_ ((Lisp_Object
, int));
2676 /* Defined in abbrev.c */
2678 extern void syms_of_abbrev
P_ ((void));
2680 /* defined in search.c */
2681 extern void shrink_regexp_cache
P_ ((void));
2682 EXFUN (Fstring_match
, 3);
2683 extern void restore_match_data
P_ ((void));
2684 EXFUN (Fmatch_data
, 2);
2685 EXFUN (Fset_match_data
, 1);
2686 EXFUN (Fmatch_beginning
, 1);
2687 EXFUN (Fmatch_end
, 1);
2688 EXFUN (Flooking_at
, 1);
2689 extern int fast_string_match
P_ ((Lisp_Object
, Lisp_Object
));
2690 extern int fast_c_string_match_ignore_case
P_ ((Lisp_Object
, const char *));
2691 extern int scan_buffer
P_ ((int, int, int, int, int *, int));
2692 extern int scan_newline
P_ ((int, int, int, int, int, int));
2693 extern int find_next_newline
P_ ((int, int));
2694 extern int find_next_newline_no_quit
P_ ((int, int));
2695 extern int find_before_next_newline
P_ ((int, int, int));
2696 extern void syms_of_search
P_ ((void));
2698 /* defined in minibuf.c */
2700 extern Lisp_Object last_minibuf_string
;
2701 extern void choose_minibuf_frame
P_ ((void));
2702 EXFUN (Fcompleting_read
, 8);
2703 EXFUN (Fread_from_minibuffer
, 7);
2704 EXFUN (Fread_variable
, 2);
2705 EXFUN (Fread_buffer
, 3);
2706 EXFUN (Fread_minibuffer
, 2);
2707 EXFUN (Feval_minibuffer
, 2);
2708 EXFUN (Fread_string
, 5);
2709 EXFUN (Fread_no_blanks_input
, 3);
2710 extern Lisp_Object get_minibuffer
P_ ((int));
2711 extern void temp_echo_area_glyphs
P_ ((Lisp_Object
));
2712 extern void init_minibuf_once
P_ ((void));
2713 extern void syms_of_minibuf
P_ ((void));
2714 extern void keys_of_minibuf
P_ ((void));
2716 /* Defined in callint.c */
2718 extern Lisp_Object Qminus
, Qplus
, Vcurrent_prefix_arg
;
2719 extern Lisp_Object Vcommand_history
;
2720 extern Lisp_Object Qcall_interactively
, Qmouse_leave_buffer_hook
;
2721 EXFUN (Fcall_interactively
, 3);
2722 EXFUN (Fprefix_numeric_value
, 1);
2723 extern void syms_of_callint
P_ ((void));
2725 /* defined in casefiddle.c */
2727 EXFUN (Fdowncase
, 1);
2729 EXFUN (Fcapitalize
, 1);
2730 EXFUN (Fupcase_region
, 2);
2731 EXFUN (Fupcase_initials
, 1);
2732 EXFUN (Fupcase_initials_region
, 2);
2733 extern void syms_of_casefiddle
P_ ((void));
2734 extern void keys_of_casefiddle
P_ ((void));
2736 /* defined in casetab.c */
2738 EXFUN (Fset_case_table
, 1);
2739 EXFUN (Fset_standard_case_table
, 1);
2740 extern void init_casetab_once
P_ ((void));
2741 extern void syms_of_casetab
P_ ((void));
2743 /* defined in keyboard.c */
2746 extern Lisp_Object echo_message_buffer
;
2747 extern struct kboard
*echo_kboard
;
2748 extern void cancel_echoing
P_ ((void));
2749 extern Lisp_Object Qdisabled
, QCfilter
;
2750 extern Lisp_Object Vtty_erase_char
, Vhelp_form
, Vtop_level
;
2751 extern int input_pending
;
2752 EXFUN (Fdiscard_input
, 0);
2753 EXFUN (Frecursive_edit
, 0);
2754 EXFUN (Ftop_level
, 0);
2755 EXFUN (Fcommand_execute
, 4);
2756 EXFUN (Finput_pending_p
, 0);
2757 extern Lisp_Object menu_bar_items
P_ ((Lisp_Object
));
2758 extern Lisp_Object tool_bar_items
P_ ((Lisp_Object
, int *));
2759 extern Lisp_Object Qvertical_scroll_bar
;
2760 extern void discard_mouse_events
P_ ((void));
2761 EXFUN (Fevent_convert_list
, 1);
2762 EXFUN (Fread_key_sequence
, 5);
2763 EXFUN (Fset_input_mode
, 4);
2764 extern int detect_input_pending
P_ ((void));
2765 extern int detect_input_pending_run_timers
P_ ((int));
2766 extern void safe_run_hooks
P_ ((Lisp_Object
));
2767 extern void cmd_error_internal
P_ ((Lisp_Object
, char *));
2768 extern Lisp_Object command_loop_1
P_ ((void));
2769 extern Lisp_Object recursive_edit_1
P_ ((void));
2770 extern void record_auto_save
P_ ((void));
2771 extern void init_keyboard
P_ ((void));
2772 extern void syms_of_keyboard
P_ ((void));
2773 extern void keys_of_keyboard
P_ ((void));
2774 extern char *push_key_description
P_ ((unsigned int, char *, int));
2777 /* defined in indent.c */
2778 EXFUN (Fvertical_motion
, 2);
2779 EXFUN (Findent_to
, 2);
2780 EXFUN (Fcurrent_column
, 0);
2781 EXFUN (Fmove_to_column
, 2);
2782 extern double current_column
P_ ((void));
2783 extern void invalidate_current_column
P_ ((void));
2784 extern int indented_beyond_p
P_ ((int, int, double));
2785 extern void syms_of_indent
P_ ((void));
2787 /* defined in frame.c */
2788 extern Lisp_Object Qvisible
;
2789 extern void store_frame_param
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
2790 extern void store_in_alist
P_ ((Lisp_Object
*, Lisp_Object
, Lisp_Object
));
2791 extern Lisp_Object do_switch_frame
P_ ((Lisp_Object
, int, int));
2792 extern Lisp_Object get_frame_param
P_ ((struct frame
*, Lisp_Object
));
2793 extern Lisp_Object frame_buffer_predicate
P_ ((Lisp_Object
));
2795 EXFUN (Fselect_frame
, 2);
2796 EXFUN (Fselected_frame
, 0);
2797 EXFUN (Fwindow_frame
, 1);
2798 EXFUN (Fframe_root_window
, 1);
2799 EXFUN (Fframe_first_window
, 1);
2800 EXFUN (Fframe_selected_window
, 1);
2801 EXFUN (Fframe_list
, 0);
2802 EXFUN (Fnext_frame
, 2);
2803 EXFUN (Fdelete_frame
, 2);
2804 EXFUN (Fset_mouse_position
, 3);
2805 EXFUN (Fmake_frame_visible
, 1);
2806 EXFUN (Fmake_frame_invisible
, 2);
2807 EXFUN (Ficonify_frame
, 1);
2808 EXFUN (Fframe_visible_p
, 1);
2809 EXFUN (Fvisible_frame_list
, 0);
2810 EXFUN (Fframe_parameter
, 2);
2811 EXFUN (Fframe_parameters
, 1);
2812 EXFUN (Fmodify_frame_parameters
, 2);
2813 EXFUN (Fset_frame_height
, 3);
2814 EXFUN (Fset_frame_width
, 3);
2815 EXFUN (Fset_frame_size
, 3);
2816 EXFUN (Fset_frame_position
, 3);
2817 EXFUN (Fraise_frame
, 1);
2818 EXFUN (Fredirect_frame_focus
, 2);
2819 EXFUN (Fset_frame_selected_window
, 2);
2820 extern Lisp_Object frame_buffer_list
P_ ((Lisp_Object
));
2821 extern void frames_discard_buffer
P_ ((Lisp_Object
));
2822 extern void set_frame_buffer_list
P_ ((Lisp_Object
, Lisp_Object
));
2823 extern void frames_bury_buffer
P_ ((Lisp_Object
));
2824 extern void syms_of_frame
P_ ((void));
2826 /* defined in emacs.c */
2827 extern Lisp_Object decode_env_path
P_ ((char *, char *));
2828 extern Lisp_Object Vinvocation_name
, Vinvocation_directory
;
2829 extern Lisp_Object Vinstallation_directory
, empty_string
;
2830 EXFUN (Fkill_emacs
, 1);
2832 void fixup_locale
P_ ((void));
2833 void synchronize_system_messages_locale
P_ ((void));
2834 void synchronize_system_time_locale
P_ ((void));
2836 #define setlocale(category, locale)
2837 #define fixup_locale()
2838 #define synchronize_system_messages_locale()
2839 #define synchronize_system_time_locale()
2841 void shut_down_emacs
P_ ((int, int, Lisp_Object
));
2842 /* Nonzero means don't do interactive redisplay and don't change tty modes */
2843 extern int noninteractive
;
2844 /* Nonzero means don't do use window-system-specific display code */
2845 extern int inhibit_window_system
;
2846 /* Nonzero means that a filter or a sentinel is running. */
2847 extern int running_asynch_code
;
2849 /* defined in process.c */
2850 EXFUN (Fget_process
, 1);
2851 EXFUN (Fget_buffer_process
, 1);
2852 EXFUN (Fprocessp
, 1);
2853 EXFUN (Fprocess_status
, 1);
2854 EXFUN (Fkill_process
, 2);
2855 EXFUN (Fprocess_send_eof
, 1);
2856 EXFUN (Fwaiting_for_user_input_p
, 0);
2857 extern Lisp_Object Qprocessp
;
2858 extern void kill_buffer_processes
P_ ((Lisp_Object
));
2859 extern int wait_reading_process_input
P_ ((int, int, Lisp_Object
, int));
2860 extern void deactivate_process
P_ ((Lisp_Object
));
2861 extern void add_keyboard_wait_descriptor
P_ ((int));
2862 extern void delete_keyboard_wait_descriptor
P_ ((int));
2863 extern void close_process_descs
P_ ((void));
2864 extern void status_notify
P_ ((void));
2865 extern int read_process_output
P_ ((Lisp_Object
, int));
2866 extern void init_process
P_ ((void));
2867 extern void syms_of_process
P_ ((void));
2868 extern void setup_process_coding_systems
P_ ((Lisp_Object
));
2870 /* defined in callproc.c */
2871 extern Lisp_Object Vexec_path
, Vexec_suffixes
,
2872 Vexec_directory
, Vdata_directory
;
2873 extern Lisp_Object Vdoc_directory
;
2874 EXFUN (Fcall_process
, MANY
);
2875 extern int child_setup
P_ ((int, int, int, char **, int, Lisp_Object
));
2876 extern void init_callproc_1
P_ ((void));
2877 extern void init_callproc
P_ ((void));
2878 extern void set_process_environment
P_ ((void));
2879 extern void syms_of_callproc
P_ ((void));
2881 /* defined in doc.c */
2882 extern Lisp_Object Vdoc_file_name
;
2883 EXFUN (Fsubstitute_command_keys
, 1);
2884 EXFUN (Fdocumentation
, 2);
2885 EXFUN (Fdocumentation_property
, 3);
2886 extern Lisp_Object read_doc_string
P_ ((Lisp_Object
));
2887 extern Lisp_Object get_doc_string
P_ ((Lisp_Object
, int, int));
2888 extern void syms_of_doc
P_ ((void));
2889 extern int read_bytecode_char
P_ ((int));
2891 /* defined in bytecode.c */
2892 extern Lisp_Object Qbytecode
;
2893 EXFUN (Fbyte_code
, 3);
2894 extern void syms_of_bytecode
P_ ((void));
2895 extern struct byte_stack
*byte_stack_list
;
2896 extern void mark_byte_stack
P_ ((void));
2897 extern void unmark_byte_stack
P_ ((void));
2899 /* defined in macros.c */
2900 extern Lisp_Object Qexecute_kbd_macro
;
2901 EXFUN (Fexecute_kbd_macro
, 3);
2902 EXFUN (Fcancel_kbd_macro_events
, 0);
2903 extern void init_macros
P_ ((void));
2904 extern void syms_of_macros
P_ ((void));
2906 /* defined in undo.c */
2907 extern Lisp_Object Qinhibit_read_only
;
2908 EXFUN (Fundo_boundary
, 0);
2909 extern Lisp_Object truncate_undo_list
P_ ((Lisp_Object
, int, int));
2910 extern void record_marker_adjustment
P_ ((Lisp_Object
, int));
2911 extern void record_insert
P_ ((int, int));
2912 extern void record_delete
P_ ((int, Lisp_Object
));
2913 extern void record_first_change
P_ ((void));
2914 extern void record_change
P_ ((int, int));
2915 extern void record_property_change
P_ ((int, int, Lisp_Object
, Lisp_Object
,
2917 extern void syms_of_undo
P_ ((void));
2919 /* defined in textprop.c */
2920 extern Lisp_Object Qfont
, Qmouse_face
;
2921 extern Lisp_Object Qinsert_in_front_hooks
, Qinsert_behind_hooks
;
2922 EXFUN (Fnext_single_property_change
, 4);
2923 EXFUN (Fnext_single_char_property_change
, 4);
2924 EXFUN (Fprevious_single_property_change
, 4);
2925 EXFUN (Fput_text_property
, 5);
2926 EXFUN (Fprevious_char_property_change
, 2);
2927 EXFUN (Fnext_char_property_change
, 2);
2928 extern void report_interval_modification
P_ ((Lisp_Object
, Lisp_Object
));
2929 extern Lisp_Object next_single_char_property_change
P_ ((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));
2939 /* defined in termchar.h */
2942 /* defined in sysdep.c */
2943 extern void stuff_char
P_ ((char c
));
2944 extern void init_sigio
P_ ((int));
2945 extern void request_sigio
P_ ((void));
2946 extern void unrequest_sigio
P_ ((void));
2947 extern void sys_subshell
P_ ((void));
2948 extern void sys_suspend
P_ ((void));
2949 extern void discard_tty_input
P_ ((void));
2950 extern void init_sys_modes
P_ ((struct tty_output
*));
2951 extern void reset_sys_modes
P_ ((struct tty_output
*));
2952 extern void init_all_sys_modes
P_ ((void));
2953 extern void reset_all_sys_modes
P_ ((void));
2954 extern void wait_for_termination
P_ ((int));
2955 extern void flush_pending_output
P_ ((int));
2956 extern void child_setup_tty
P_ ((int));
2957 extern void setup_pty
P_ ((int));
2958 extern int set_window_size
P_ ((int, int, int));
2959 extern void create_process
P_ ((Lisp_Object
, char **, Lisp_Object
));
2960 extern void init_baud_rate
P_ ((void));
2961 extern int emacs_open
P_ ((const char *, int, int));
2962 extern int emacs_close
P_ ((int));
2963 extern int emacs_read
P_ ((int, char *, unsigned int));
2964 extern int emacs_write
P_ ((int, const char *, unsigned int));
2966 /* defined in filelock.c */
2967 EXFUN (Funlock_buffer
, 0);
2968 EXFUN (Ffile_locked_p
, 1);
2969 extern void unlock_all_files
P_ ((void));
2970 extern void lock_file
P_ ((Lisp_Object
));
2971 extern void unlock_file
P_ ((Lisp_Object
));
2972 extern void unlock_buffer
P_ ((struct buffer
*));
2973 extern void syms_of_filelock
P_ ((void));
2974 extern void init_filelock
P_ ((void));
2976 /* Defined in sound.c */
2977 extern void syms_of_sound
P_ ((void));
2978 extern void init_sound
P_ ((void));
2980 /* Defined in category.c */
2981 extern void init_category_once
P_ ((void));
2982 extern void syms_of_category
P_ ((void));
2984 /* Defined in ccl.c */
2985 extern void syms_of_ccl
P_ ((void));
2987 /* Defined in dired.c */
2988 EXFUN (Ffile_attributes
, 2);
2989 extern void syms_of_dired
P_ ((void));
2991 /* Defined in term.c */
2992 extern void syms_of_term
P_ ((void));
2993 extern void fatal () NO_RETURN
;
2995 #ifdef HAVE_X_WINDOWS
2996 /* Defined in fontset.c */
2997 extern void syms_of_fontset
P_ ((void));
2998 EXFUN (Fset_fontset_font
, 4);
3001 /* Defined in xfaces.c */
3002 extern void syms_of_xfaces
P_ ((void));
3004 /* Defined in getloadavg.c */
3005 extern int getloadavg
P_ ((double *, int));
3007 #ifdef HAVE_X_WINDOWS
3008 /* Defined in xfns.c */
3009 extern void syms_of_xfns
P_ ((void));
3010 extern void init_xfns
P_ ((void));
3011 extern Lisp_Object Vx_resource_name
;
3012 extern Lisp_Object Vx_resource_class
;
3013 EXFUN (Fxw_display_color_p
, 1);
3014 EXFUN (Fx_file_dialog
, 4);
3015 #endif /* HAVE_X_WINDOWS */
3017 /* Defined in xsmfns.c */
3018 extern void syms_of_xsmfns
P_ ((void));
3020 /* Defined in xselect.c */
3021 extern void syms_of_xselect
P_ ((void));
3023 /* Defined in xterm.c */
3024 extern void syms_of_xterm
P_ ((void));
3026 /* Defined in getloadavg.c */
3027 extern int getloadavg
P_ ((double [], int));
3029 /* Nonzero means Emacs has already been initialized.
3030 Used during startup to detect startup of dumped Emacs. */
3031 extern int initialized
;
3033 extern int immediate_quit
; /* Nonzero means ^G can quit instantly */
3035 extern POINTER_TYPE
*xmalloc
P_ ((size_t));
3036 extern POINTER_TYPE
*xrealloc
P_ ((POINTER_TYPE
*, size_t));
3037 extern void xfree
P_ ((POINTER_TYPE
*));
3039 extern char *xstrdup
P_ ((const char *));
3042 extern char *egetenv
P_ ((char *));
3045 /* Set up the name of the machine we're running on. */
3046 extern void init_system_name
P_ ((void));
3048 /* Some systems (e.g., NT) use a different path separator than Unix,
3049 in addition to a device separator. Default the path separator
3050 to '/', and don't test for a device separator in IS_ANY_SEP. */
3053 extern Lisp_Object Vdirectory_sep_char
;
3056 #ifndef DIRECTORY_SEP
3057 #define DIRECTORY_SEP '/'
3059 #ifndef IS_DIRECTORY_SEP
3060 #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP)
3062 #ifndef IS_DEVICE_SEP
3064 #define IS_DEVICE_SEP(_c_) 0
3066 #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP)
3070 #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_))
3073 #ifdef SWITCH_ENUM_BUG
3074 #define SWITCH_ENUM_CAST(x) ((int)(x))
3076 #define SWITCH_ENUM_CAST(x) (x)
3079 /* Loop over Lisp list LIST. Signal an error if LIST is not a proper
3080 list, or if it contains circles.
3082 HARE and TORTOISE should be the names of Lisp_Object variables, and
3083 N should be the name of an EMACS_INT variable declared in the
3084 function where the macro is used. Each nested loop should use
3087 In the loop body, HARE is set to each cons of LIST, and N is the
3088 length of the list processed so far. */
3090 #define LIST_END_P(list, obj) \
3095 : (wrong_type_argument (Qlistp, (list))), 1))
3097 #define FOREACH(hare, list, tortoise, n) \
3098 for (tortoise = hare = (list), n = 0; \
3099 !LIST_END_P (list, hare); \
3100 (hare = XCDR (hare), ++n, \
3102 ? (tortoise = XCDR (tortoise), \
3103 (EQ (hare, tortoise) \
3104 && (circular_list_error ((list)), 1))) \
3107 /* The ubiquitous min and max macros. */
3113 #define min(a, b) ((a) < (b) ? (a) : (b))
3114 #define max(a, b) ((a) > (b) ? (a) : (b))
3116 /* Return a fixnum or float, depending on whether VAL fits in a Lisp
3119 #define make_fixnum_or_float(val) \
3120 (FIXNUM_OVERFLOW_P (val) \
3121 ? make_float (val) \
3122 : make_number ((EMACS_INT)(val)))
3124 #endif /* EMACS_LISP_H */
3126 /* arch-tag: 9b2ed020-70eb-47ac-94ee-e1c2a5107d5e
3127 (do not change this comment) */