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. */
22 /* Declare the prototype for a general external function. */
23 #if defined (PROTOTYPES) || defined (WINDOWSNT)
24 #define P_(proto) proto
30 /* Define this temporarily to hunt a bug. If defined, the size of
31 strings is redundantly recorded in sdata structures so that it can
32 be compared to the sizes recorded in Lisp strings. */
34 #define GC_CHECK_STRING_BYTES 1
38 /* These are default choices for the types to use. */
41 #define EMACS_INT long
42 #define BITS_PER_EMACS_INT BITS_PER_LONG
45 #define EMACS_UINT unsigned long
50 #define BITS_PER_EMACS_INT BITS_PER_INT
53 #define EMACS_UINT unsigned int
57 /* Extra internal type checking? */
58 extern int suppress_checking
;
59 extern void die
P_((const char *, const char *, int));
61 #ifdef ENABLE_CHECKING
63 #define CHECK(check,msg) (((check) || suppress_checking \
65 : die ((msg), __FILE__, __LINE__)), \
68 /* Let's get some compile-time checking too. */
73 /* Produce same side effects and result, but don't complain. */
74 #define CHECK(check,msg) ((check),0)
78 /* Used for making sure that Emacs is compilable in all
81 #ifdef USE_LISP_UNION_TYPE
85 /* Define an Emacs version of "assert", since some system ones are
87 #ifndef ENABLE_CHECKING
88 #define eassert(X) (void) 0
89 #else /* ENABLE_CHECKING */
90 #if defined (__GNUC__) && __GNUC__ >= 2 && defined (__STDC__)
91 #define eassert(cond) CHECK(cond,"assertion failed: " #cond)
93 #define eassert(cond) CHECK(cond,"assertion failed")
95 #endif /* ENABLE_CHECKING */
97 /* Define the fundamental Lisp data structures. */
99 /* This is the set of Lisp data types. */
103 /* Integer. XINT (obj) is the integer value. */
106 /* Symbol. XSYMBOL (object) points to a struct Lisp_Symbol. */
109 /* Miscellaneous. XMISC (object) points to a union Lisp_Misc,
110 whose first member indicates the subtype. */
113 /* String. XSTRING (object) points to a struct Lisp_String.
114 The length of the string, and its contents, are stored therein. */
117 /* Vector of Lisp objects, or something resembling it.
118 XVECTOR (object) points to a struct Lisp_Vector, which contains
119 the size and contents. The size field also contains the type
120 information, if it's not a real vector object. */
123 /* Cons. XCONS (object) points to a struct Lisp_Cons. */
128 /* This is not a type code. It is for range checking. */
132 /* This is the set of data types that share a common structure.
133 The first member of the structure is a type code from this set.
134 The enum values are arbitrary, but we'll use large numbers to make it
135 more likely that we'll spot the error if a random word in memory is
136 mistakenly interpreted as a Lisp_Misc. */
139 Lisp_Misc_Free
= 0x5eab,
144 Lisp_Misc_Buffer_Objfwd
,
145 Lisp_Misc_Buffer_Local_Value
,
146 Lisp_Misc_Some_Buffer_Local_Value
,
148 Lisp_Misc_Kboard_Objfwd
,
149 Lisp_Misc_Save_Value
,
150 /* Currently floats are not a misc type,
151 but let's define this in case we want to change that. */
153 /* This is not a type code. It is for range checking. */
161 /* These values are overridden by the m- file on some machines. */
163 /* The -1 is for the markbit. */
164 #define VALBITS (BITS_PER_EMACS_INT - GCTYPEBITS - 1)
167 #ifndef NO_UNION_TYPE
169 #ifndef WORDS_BIG_ENDIAN
171 /* Definition of Lisp_Object for little-endian machines. */
176 /* Used for comparing two Lisp_Objects;
177 also, positive integers can be accessed fast this way. */
182 EMACS_INT val
: VALBITS
;
183 EMACS_INT type
: GCTYPEBITS
+ 1;
187 EMACS_UINT val
: VALBITS
;
188 EMACS_INT type
: GCTYPEBITS
+ 1;
192 EMACS_UINT val
: VALBITS
;
193 enum Lisp_Type type
: GCTYPEBITS
;
194 /* The markbit is not really part of the value of a Lisp_Object,
195 and is always zero except during garbage collection. */
196 EMACS_UINT markbit
: 1;
201 #else /* If WORDS_BIG_ENDIAN */
206 /* Used for comparing two Lisp_Objects;
207 also, positive integers can be accessed fast this way. */
212 EMACS_INT type
: GCTYPEBITS
+1;
213 EMACS_INT val
: VALBITS
;
217 EMACS_INT type
: GCTYPEBITS
+1;
218 EMACS_UINT val
: VALBITS
;
222 /* The markbit is not really part of the value of a Lisp_Object,
223 and is always zero except during garbage collection. */
224 EMACS_UINT markbit
: 1;
225 enum Lisp_Type type
: GCTYPEBITS
;
226 EMACS_UINT val
: VALBITS
;
231 #endif /* WORDS_BIG_ENDIAN */
234 static __inline__ Lisp_Object
235 LISP_MAKE_RVALUE (Lisp_Object o
)
240 /* This isn't quite right - it keeps the argument as an lvalue.
241 Making it const via casting would help avoid code actually
242 modifying the location in question, but the casting could cover
243 other type-related bugs. */
244 #define LISP_MAKE_RVALUE(o) (o)
247 #endif /* NO_UNION_TYPE */
250 /* If union type is not wanted, define Lisp_Object as just a number. */
253 #define Lisp_Object EMACS_INT
254 #define LISP_MAKE_RVALUE(o) (0+(o))
255 #endif /* NO_UNION_TYPE */
258 #define VALMASK ((((EMACS_INT) 1)<<VALBITS) - 1)
260 #define GCTYPEMASK ((((EMACS_INT) 1)<<GCTYPEBITS) - 1)
262 /* Two flags that are set during GC. On some machines, these flags
263 are defined differently by the m- file. */
265 /* This is set in the car of a cons to indicate it is marked.
266 Likewise in the type slot of a float and in the size slot of strings. */
269 #define MARKBIT ((EMACS_INT) ((EMACS_UINT) 1 << (VALBITS + GCTYPEBITS)))
272 /* In the size word of a vector, this bit means the vector has been marked. */
274 #ifndef ARRAY_MARK_FLAG
275 #define ARRAY_MARK_FLAG ((MARKBIT >> 1) & ~MARKBIT)
276 #endif /* no ARRAY_MARK_FLAG */
278 /* In the size word of a struct Lisp_Vector, this bit means it's really
279 some other vector-like object. */
280 #ifndef PSEUDOVECTOR_FLAG
281 #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG)
284 /* In a pseudovector, the size field actually contains a word with one
285 PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to
286 indicate the actual type. */
289 PVEC_NORMAL_VECTOR
= 0,
290 PVEC_PROCESS
= 0x200,
292 PVEC_COMPILED
= 0x800,
293 PVEC_WINDOW
= 0x1000,
294 PVEC_WINDOW_CONFIGURATION
= 0x2000,
296 PVEC_CHAR_TABLE
= 0x8000,
297 PVEC_BOOL_VECTOR
= 0x10000,
298 PVEC_BUFFER
= 0x20000,
299 PVEC_HASH_TABLE
= 0x40000,
300 PVEC_SUB_CHAR_TABLE
= 0x80000,
301 PVEC_TYPE_MASK
= 0x0ffe00
303 #if 0 /* This is used to make the value of PSEUDOVECTOR_FLAG available to
304 GDB. It doesn't work on OS Alpha. Moved to a variable in
306 PVEC_FLAG
= PSEUDOVECTOR_FLAG
310 /* For convenience, we also store the number of elements in these bits. */
311 #define PSEUDOVECTOR_SIZE_MASK 0x1ff
313 /* These macros extract various sorts of values from a Lisp_Object.
314 For example, if tem is a Lisp_Object whose type is Lisp_Cons,
315 XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */
319 /* One need to override this if there must be high bits set in data space
320 (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work
321 on all machines, but would penalize machines which don't need it)
324 #define XTYPE(a) ((enum Lisp_Type) ((a) >> VALBITS))
328 #define XSETTYPE(a, b) ((a) = XUINT (a) | ((EMACS_INT)(b) << VALBITS))
331 /* For integers known to be positive, XFASTINT provides fast retrieval
332 and XSETFASTINT provides fast storage. This takes advantage of the
333 fact that Lisp_Int is 0.
334 Beware: XFASTINT applied to a non-positive integer or to something
335 else than an integer should return something that preserves all the
336 info that was in the Lisp_Object, because it is used in EQ. */
337 #define XFASTINT(a) ((a) + 0)
338 #define XSETFASTINT(a, b) ((a) = (b))
340 /* Extract the value of a Lisp_Object as a signed integer. */
342 #ifndef XINT /* Some machines need to do this differently. */
343 #define XINT(a) ((EMACS_INT) (((a) << (BITS_PER_EMACS_INT - VALBITS)) \
344 >> (BITS_PER_EMACS_INT - VALBITS)))
347 /* Extract the value as an unsigned integer. This is a basis
348 for extracting it as a pointer to a structure in storage. */
351 #define XUINT(a) ((EMACS_UINT) ((a) & VALMASK))
355 #define XSET(var, type, ptr) \
356 ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK))
359 /* Convert a C integer into a Lisp_Object integer. */
361 #define make_number(N) \
362 ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS)
364 /* During garbage collection, XGCTYPE must be used for extracting types
365 so that the mark bit is ignored. XMARKBIT accesses the markbit.
366 Markbits are used only in particular slots of particular structure types.
367 Other markbits are always zero.
368 Outside of garbage collection, all mark bits are always zero. */
371 #define XGCTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK))
374 #if VALBITS + GCTYPEBITS == BITS_PER_EMACS_INT - 1
375 /* Make XMARKBIT faster if mark bit is sign bit. */
377 #define XMARKBIT(a) ((a) < 0)
379 #endif /* markbit is sign bit */
382 #define XMARKBIT(a) ((a) & MARKBIT)
386 #define XMARK(a) ((a) |= MARKBIT)
390 #define XUNMARK(a) ((a) &= ~MARKBIT)
393 #endif /* NO_UNION_TYPE */
395 #ifndef NO_UNION_TYPE
397 #define XTYPE(a) ((enum Lisp_Type) (a).u.type)
398 #define XSETTYPE(a, b) ((a).u.type = (char) (b))
400 /* For integers known to be positive, XFASTINT provides fast retrieval
401 and XSETFASTINT provides fast storage. This takes advantage of the
402 fact that Lisp_Int is 0. */
403 #define XFASTINT(a) ((a).i + 0)
404 #define XSETFASTINT(a, b) ((a).i = (b))
406 #ifdef EXPLICIT_SIGN_EXTEND
407 /* Make sure we sign-extend; compilers have been known to fail to do so. */
408 #define XINT(a) (((a).i << (BITS_PER_EMACS_INT - VALBITS)) \
409 >> (BITS_PER_EMACS_INT - VALBITS))
411 #define XINT(a) ((a).s.val)
412 #endif /* EXPLICIT_SIGN_EXTEND */
414 #define XUINT(a) ((a).u.val)
416 #define XSET(var, vartype, ptr) \
417 (((var).s.val = ((EMACS_INT) (ptr))), ((var).s.type = ((char) (vartype))))
419 #if __GNUC__ >= 2 && defined (__OPTIMIZE__)
420 #define make_number(N) \
421 (__extension__ ({ Lisp_Object _l; _l.s.val = (N); _l.s.type = Lisp_Int; _l; }))
423 extern Lisp_Object
make_number ();
426 /* During garbage collection, XGCTYPE must be used for extracting types
427 so that the mark bit is ignored. XMARKBIT access the markbit.
428 Markbits are used only in particular slots of particular structure types.
429 Other markbits are always zero.
430 Outside of garbage collection, all mark bits are always zero. */
432 #define XGCTYPE(a) ((a).gu.type)
433 #define XMARKBIT(a) ((a).gu.markbit)
434 #define XMARK(a) (XMARKBIT(a) = 1)
435 #define XUNMARK(a) (XMARKBIT(a) = 0)
437 #endif /* NO_UNION_TYPE */
441 /* In this representation, data is found in two widely separated segments. */
442 extern size_t pure_size
;
444 (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS))
445 #else /* not HAVE_SHM */
447 /* This case is used for the rt-pc.
448 In the diffs I was given, it checked for ptr = 0
449 and did not adjust it in that case.
450 But I don't think that zero should ever be found
451 in a Lisp object whose data type says it points to something. */
452 #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS)
454 #define XPNTR(a) XUINT (a)
456 #endif /* not HAVE_SHM */
457 #endif /* no XPNTR */
459 /* Largest and smallest representable fixnum values. These are the C
462 #define MOST_NEGATIVE_FIXNUM - ((EMACS_INT) 1 << (VALBITS - 1))
463 #define MOST_POSITIVE_FIXNUM (((EMACS_INT) 1 << (VALBITS - 1)) - 1)
465 /* Value is non-zero if C integer I doesn't fit into a Lisp fixnum. */
467 #define FIXNUM_OVERFLOW_P(i) \
468 ((EMACS_INT)(i) > MOST_POSITIVE_FIXNUM \
469 || (EMACS_INT) (i) < MOST_NEGATIVE_FIXNUM)
471 /* Extract a value or address from a Lisp_Object. */
473 #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a))
474 #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a))
475 #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a))
476 #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a))
477 #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a))
481 #define XMISC(a) ((union Lisp_Misc *) XPNTR(a))
482 #define XMISCTYPE(a) (XMARKER (a)->type)
483 #define XMARKER(a) (&(XMISC(a)->u_marker))
484 #define XINTFWD(a) (&(XMISC(a)->u_intfwd))
485 #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd))
486 #define XOBJFWD(a) (&(XMISC(a)->u_objfwd))
487 #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd))
488 #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value))
489 #define XOVERLAY(a) (&(XMISC(a)->u_overlay))
490 #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd))
491 #define XSAVE_VALUE(a) (&(XMISC(a)->u_save_value))
493 /* Pseudovector types. */
495 #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a))
496 #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a))
497 #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a))
498 #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a))
499 #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a))
500 #define XSUB_CHAR_TABLE(a) ((struct Lisp_Sub_Char_Table *) XPNTR(a))
501 #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a))
503 /* Construct a Lisp_Object from a value or address. */
505 #define XSETINT(a, b) (a) = make_number (b)
506 #define XSETCONS(a, b) XSET (a, Lisp_Cons, b)
507 #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b)
508 #define XSETSTRING(a, b) XSET (a, Lisp_String, b)
509 #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b)
510 #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b)
514 #define XSETMISC(a, b) XSET (a, Lisp_Misc, b)
515 #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker)
517 /* Pseudovector types. */
519 #define XSETPSEUDOVECTOR(a, b, code) \
520 (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code))
521 #define XSETWINDOW_CONFIGURATION(a, b) \
522 (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION))
523 #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS))
524 #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW))
525 #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR))
526 #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED))
527 #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER))
528 #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE))
529 #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR))
530 #define XSETSUB_CHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUB_CHAR_TABLE))
532 /* Convenience macros for dealing with Lisp arrays. */
534 #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX]
535 #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL))
536 #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size
538 /* Convenience macros for dealing with Lisp strings. */
540 #define SREF(string, index) (XSTRING (string)->data[index] + 0)
541 #define SSET(string, index, new) (XSTRING (string)->data[index] = (new))
542 #define SDATA(string) (XSTRING (string)->data + 0)
543 #define SCHARS(string) (XSTRING (string)->size + 0)
544 #define SBYTES(string) (STRING_BYTES (XSTRING (string)) + 0)
546 #define STRING_SET_CHARS(string, newsize) \
547 (XSTRING (string)->size = (newsize))
549 #define STRING_COPYIN(string, index, new, count) \
550 bcopy (new, XSTRING (string)->data + index, count)
553 /* See the macros in intervals.h. */
555 typedef struct interval
*INTERVAL
;
557 /* Complain if object is not string or buffer type */
558 #define CHECK_STRING_OR_BUFFER(x) \
559 { if (!STRINGP ((x)) && !BUFFERP ((x))) \
560 x = wrong_type_argument (Qbuffer_or_string_p, (x)); }
562 /* In a cons, the markbit of the car is the gc mark bit */
566 /* Please do not use the names of these elements in code other
567 than the core lisp implementation. Use XCAR and XCDR below. */
568 #ifdef HIDE_LISP_IMPLEMENTATION
569 Lisp_Object car_
, cdr_
;
571 Lisp_Object car
, cdr
;
575 /* Take the car or cdr of something known to be a cons cell. */
576 /* The _AS_LVALUE macros shouldn't be used outside of the minimal set
577 of code that has to know what a cons cell looks like. Other code not
578 part of the basic lisp implementation should assume that the car and cdr
579 fields are not accessible as lvalues. (What if we want to switch to
580 a copying collector someday? Cached cons cell field addresses may be
581 invalidated at arbitrary points.) */
582 #ifdef HIDE_LISP_IMPLEMENTATION
583 #define XCAR_AS_LVALUE(c) (XCONS ((c))->car_)
584 #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr_)
586 #define XCAR_AS_LVALUE(c) (XCONS ((c))->car)
587 #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr)
590 /* Use these from normal code. */
591 #define XCAR(c) LISP_MAKE_RVALUE(XCAR_AS_LVALUE(c))
592 #define XCDR(c) LISP_MAKE_RVALUE(XCDR_AS_LVALUE(c))
594 /* Use these to set the fields of a cons cell.
596 Note that both arguments may refer to the same object, so 'n'
597 should not be read after 'c' is first modified. Also, neither
598 argument should be evaluated more than once; side effects are
599 especially common in the second argument. */
600 #define XSETCAR(c,n) (XCAR_AS_LVALUE(c) = (n))
601 #define XSETCDR(c,n) (XCDR_AS_LVALUE(c) = (n))
603 /* For performance: Fast storage of positive integers into the
604 fields of a cons cell. See above caveats. */
605 #define XSETCARFASTINT(c,n) XSETFASTINT(XCAR_AS_LVALUE(c),(n))
606 #define XSETCDRFASTINT(c,n) XSETFASTINT(XCDR_AS_LVALUE(c),(n))
608 /* Take the car or cdr of something whose type is not known. */
610 (CONSP ((c)) ? XCAR ((c)) \
611 : NILP ((c)) ? Qnil \
612 : wrong_type_argument (Qlistp, (c)))
615 (CONSP ((c)) ? XCDR ((c)) \
616 : NILP ((c)) ? Qnil \
617 : wrong_type_argument (Qlistp, (c)))
619 /* Nonzero if STR is a multibyte string. */
620 #define STRING_MULTIBYTE(STR) \
621 (XSTRING (STR)->size_byte >= 0)
623 /* Return the length in bytes of STR. */
625 #ifdef GC_CHECK_STRING_BYTES
628 extern int string_bytes
P_ ((struct Lisp_String
*));
629 #define STRING_BYTES(S) string_bytes ((S))
631 #else /* not GC_CHECK_STRING_BYTES */
633 #define STRING_BYTES(STR) \
634 ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte)
636 #endif /* not GC_CHECK_STRING_BYTES */
638 /* Mark STR as a unibyte string. */
639 #define STRING_SET_UNIBYTE(STR) (XSTRING (STR)->size_byte = -1)
641 /* Get text properties. */
642 #define STRING_INTERVALS(STR) (XSTRING (STR)->intervals + 0)
644 /* Set text properties. */
645 #define STRING_SET_INTERVALS(STR, INT) (XSTRING (STR)->intervals = (INT))
647 /* In a string or vector, the sign bit of the `size' is the gc mark bit */
653 INTERVAL intervals
; /* text properties in this string */
657 /* If a struct is made to look like a vector, this macro returns the length
658 of the shortest vector that would hold that struct. */
659 #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \
660 - sizeof (Lisp_Object)) \
661 + sizeof(Lisp_Object) - 1) /* round up */ \
662 / sizeof (Lisp_Object))
667 struct Lisp_Vector
*next
;
668 Lisp_Object contents
[1];
671 /* A char-table is a kind of vectorlike, with contents are like a
672 vector but with a few other slots. For some purposes, it makes
673 sense to handle a char-table with type struct Lisp_Vector. An
674 element of a char table can be any Lisp objects, but if it is a sub
675 char-table, we treat it a table that contains information of a
676 specific range of characters. A sub char-table has the same
677 structure as a vector. A sub char table appears only in an element
678 of a char-table, and there's no way to access it directly from
679 Emacs Lisp program. */
681 /* This is the number of slots that every char table must have. This
682 counts the ordinary slots and the top, defalt, parent, and purpose
684 #define CHAR_TABLE_STANDARD_SLOTS (VECSIZE (struct Lisp_Char_Table) - 1)
686 /* Return the number of "extra" slots in the char table CT. */
688 #define CHAR_TABLE_EXTRA_SLOTS(CT) \
689 (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS)
691 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
692 characters. Do not check validity of CT. */
693 #define CHAR_TABLE_REF(CT, IDX) \
694 ((ASCII_CHAR_P (IDX) \
695 && SUB_CHAR_TABLE_P (XCHAR_TABLE (CT)->ascii) \
696 && !NILP (XSUB_CHAR_TABLE (XCHAR_TABLE (CT)->ascii)->contents[IDX])) \
697 ? XSUB_CHAR_TABLE (XCHAR_TABLE (CT)->ascii)->contents[IDX] \
698 : char_table_ref ((CT), (IDX)))
700 /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
701 and 8-bit Europeans characters. However, if the result is nil,
704 For these characters, do not check validity of CT
705 and do not follow parent. */
706 #define CHAR_TABLE_TRANSLATE(CT, IDX) \
707 char_table_translate (CT, IDX)
709 /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and
710 8-bit European characters. Do not check validity of CT. */
711 #define CHAR_TABLE_SET(CT, IDX, VAL) \
712 (((IDX) >= 0 && ASCII_CHAR_P (IDX) \
713 && SUB_CHAR_TABLE_P (XCHAR_TABLE (CT)->ascii)) \
714 ? XSUB_CHAR_TABLE (XCHAR_TABLE (CT)->ascii)->contents[IDX] = VAL \
715 : char_table_set (CT, IDX, VAL))
717 #define CHARTAB_SIZE_BITS_0 6
718 #define CHARTAB_SIZE_BITS_1 4
719 #define CHARTAB_SIZE_BITS_2 5
720 #define CHARTAB_SIZE_BITS_3 7
722 extern const int chartab_size
[4];
724 struct Lisp_Sub_Char_Table
;
726 struct Lisp_Char_Table
728 /* This is the vector's size field, which also holds the
729 pseudovector type information. It holds the size, too. The size
730 counts the defalt, parent, purpose, ascii, contents, and extras
733 struct Lisp_Vector
*next
;
735 /* This holds a default value,
736 which is used whenever the value for a specific character is nil. */
739 /* This points to another char table, which we inherit from when the
740 value for a specific character is nil. The `defalt' slot takes
741 precedence over this. */
744 /* This is a symbol which says what kind of use this char-table is
748 /* The bottom sub char-table for characters of the range 0..127. It
749 is nil if none of ASCII character has a specific value. */
752 Lisp_Object contents
[(1 << CHARTAB_SIZE_BITS_0
)];
754 /* These hold additional data. It is a vector. */
755 Lisp_Object extras
[1];
758 struct Lisp_Sub_Char_Table
760 /* This is the vector's size field, which also holds the
761 pseudovector type information. It holds the size, too. */
763 struct Lisp_Vector
*next
;
765 /* Depth of this sub char-table. It should be 1, 2, or 3. A sub
766 char-table of depth 1 contains 16 elments, and each element
767 covers 4096 (128*32) characters. A sub char-table of depth 2
768 contains 32 elements, and each element covers 128 characters. A
769 sub char-table of depth 3 contains 128 elements, and each element
770 is for one character. */
773 /* Minimum character covered by the sub char-table. */
774 Lisp_Object min_char
;
776 Lisp_Object contents
[1];
779 /* A boolvector is a kind of vectorlike, with contents are like a string. */
780 struct Lisp_Bool_Vector
782 /* This is the vector's size field. It doesn't have the real size,
783 just the subtype information. */
784 EMACS_INT vector_size
;
785 struct Lisp_Vector
*next
;
786 /* This is the size in bits. */
788 /* This contains the actual bits, packed into bytes. */
789 unsigned char data
[1];
792 /* This structure describes a built-in function.
793 It is generated by the DEFUN macro only.
794 defsubr makes it into a Lisp object.
796 This type is treated in most respects as a pseudovector,
797 but since we never dynamically allocate or free them,
798 we don't need a next-vector field. */
803 Lisp_Object (*function
) ();
804 short min_args
, max_args
;
811 /***********************************************************************
813 ***********************************************************************/
815 /* Interned state of a symbol. */
819 SYMBOL_UNINTERNED
= 0,
821 SYMBOL_INTERNED_IN_INITIAL_OBARRAY
= 2
824 /* In a symbol, the markbit of the plist is used as the gc mark bit */
828 unsigned gcmarkbit
: 1;
830 /* Non-zero means symbol serves as a variable alias. The symbol
831 holding the real value is found in the value slot. */
832 unsigned indirect_variable
: 1;
834 /* Non-zero means symbol is constant, i.e. changing its value
835 should signal an error. */
836 unsigned constant
: 1;
838 /* Interned state of the symbol. This is an enumerator from
839 enum symbol_interned. */
840 unsigned interned
: 2;
842 /* The symbol's name, as a Lisp string.
844 The name "xname" is used to intentionally break code referring to
845 the old field "name" of type pointer to struct Lisp_String. */
848 /* Value of the symbol or Qunbound if unbound. If this symbol is a
849 defvaralias, `value' contains the symbol for which it is an
850 alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get
851 and set a symbol's value, to take defvaralias into account. */
854 /* Function value of the symbol or Qunbound if not fboundp. */
855 Lisp_Object function
;
857 /* The symbol's property list. */
860 /* Next symbol in obarray bucket, if the symbol is interned. */
861 struct Lisp_Symbol
*next
;
864 /* Value is name of symbol. */
866 #define SYMBOL_NAME(sym) \
867 LISP_MAKE_RVALUE (XSYMBOL (sym)->xname)
869 /* Value is non-zero if SYM is an interned symbol. */
871 #define SYMBOL_INTERNED_P(sym) \
872 (XSYMBOL (sym)->interned != SYMBOL_UNINTERNED)
874 /* Value is non-zero if SYM is interned in initial_obarray. */
876 #define SYMBOL_INTERNED_IN_INITIAL_OBARRAY_P(sym) \
877 (XSYMBOL (sym)->interned == SYMBOL_INTERNED_IN_INITIAL_OBARRAY)
879 /* Value is non-zero if symbol is considered a constant, i.e. its
880 value cannot be changed (there is an exception for keyword symbols,
881 whose value can be set to the keyword symbol itself). */
883 #define SYMBOL_CONSTANT_P(sym) XSYMBOL (sym)->constant
885 /* Value is the value of SYM, with defvaralias taken into
888 #define SYMBOL_VALUE(sym) \
889 (XSYMBOL (sym)->indirect_variable \
890 ? XSYMBOL (indirect_variable (sym))->value \
891 : XSYMBOL (sym)->value)
893 /* Set SYM's value to VAL, taking defvaralias into account. */
895 #define SET_SYMBOL_VALUE(sym, val) \
897 if (XSYMBOL (sym)->indirect_variable) \
898 XSYMBOL (indirect_variable ((sym)))->value = (val); \
900 XSYMBOL (sym)->value = (val); \
904 /***********************************************************************
906 ***********************************************************************/
908 /* The structure of a Lisp hash table. */
910 struct Lisp_Hash_Table
912 /* Vector fields. The hash table code doesn't refer to these. */
914 struct Lisp_Vector
*vec_next
;
916 /* Function used to compare keys. */
919 /* Nil if table is non-weak. Otherwise a symbol describing the
920 weakness of the table. */
923 /* When the table is resized, and this is an integer, compute the
924 new size by adding this to the old size. If a float, compute the
925 new size by multiplying the old size with this factor. */
926 Lisp_Object rehash_size
;
928 /* Resize hash table when number of entries/ table size is >= this
930 Lisp_Object rehash_threshold
;
932 /* Number of key/value entries in the table. */
935 /* Vector of keys and values. The key of item I is found at index
936 2 * I, the value is found at index 2 * I + 1. */
937 Lisp_Object key_and_value
;
939 /* Vector of hash codes.. If hash[I] is nil, this means that that
940 entry I is unused. */
943 /* Vector used to chain entries. If entry I is free, next[I] is the
944 entry number of the next free item. If entry I is non-free,
945 next[I] is the index of the next entry in the collision chain. */
948 /* Index of first free entry in free list. */
949 Lisp_Object next_free
;
951 /* Bucket vector. A non-nil entry is the index of the first item in
952 a collision chain. This vector's size can be larger than the
953 hash table size to reduce collisions. */
956 /* Next weak hash table if this is a weak hash table. The head
957 of the list is in Vweak_hash_tables. */
958 Lisp_Object next_weak
;
960 /* User-supplied hash function, or nil. */
961 Lisp_Object user_hash_function
;
963 /* User-supplied key comparison function, or nil. */
964 Lisp_Object user_cmp_function
;
966 /* C function to compare two keys. */
967 int (* cmpfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
,
968 unsigned, Lisp_Object
, unsigned));
970 /* C function to compute hash code. */
971 unsigned (* hashfn
) P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
975 #define XHASH_TABLE(OBJ) \
976 ((struct Lisp_Hash_Table *) XPNTR (OBJ))
978 #define XSET_HASH_TABLE(VAR, PTR) \
979 (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE))
981 #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE)
982 #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE)
984 #define CHECK_HASH_TABLE(x) \
987 if (!HASH_TABLE_P ((x))) \
988 x = wrong_type_argument (Qhash_table_p, (x)); \
992 /* Value is the key part of entry IDX in hash table H. */
994 #define HASH_KEY(H, IDX) AREF ((H)->key_and_value, 2 * (IDX))
996 /* Value is the value part of entry IDX in hash table H. */
998 #define HASH_VALUE(H, IDX) AREF ((H)->key_and_value, 2 * (IDX) + 1)
1000 /* Value is the index of the next entry following the one at IDX
1003 #define HASH_NEXT(H, IDX) AREF ((H)->next, (IDX))
1005 /* Value is the hash code computed for entry IDX in hash table H. */
1007 #define HASH_HASH(H, IDX) AREF ((H)->hash, (IDX))
1009 /* Value is the index of the element in hash table H that is the
1010 start of the collision list at index IDX in the index vector of H. */
1012 #define HASH_INDEX(H, IDX) AREF ((H)->index, (IDX))
1014 /* Value is the size of hash table H. */
1016 #define HASH_TABLE_SIZE(H) XVECTOR ((H)->next)->size
1018 /* Default size for hash tables if not specified. */
1020 #define DEFAULT_HASH_SIZE 65
1022 /* Default threshold specifying when to resize a hash table. The
1023 value gives the ratio of current entries in the hash table and the
1024 size of the hash table. */
1026 #define DEFAULT_REHASH_THRESHOLD 0.8
1028 /* Default factor by which to increase the size of a hash table. */
1030 #define DEFAULT_REHASH_SIZE 1.5
1033 /* These structures are used for various misc types. */
1035 /* A miscellaneous object, when it's on the free list. */
1038 int type
: 16; /* = Lisp_Misc_Free */
1039 unsigned gcmarkbit
: 1;
1041 union Lisp_Misc
*chain
;
1046 int type
: 16; /* = Lisp_Misc_Marker */
1047 unsigned gcmarkbit
: 1;
1049 /* 1 means normal insertion at the marker's position
1050 leaves the marker after the inserted text. */
1051 unsigned int insertion_type
: 1;
1052 /* This is the buffer that the marker points into,
1053 or 0 if it points nowhere. */
1054 struct buffer
*buffer
;
1056 /* The remaining fields are meaningless in a marker that
1057 does not point anywhere. */
1059 /* For markers that point somewhere,
1060 this is used to chain of all the markers in a given buffer. */
1061 struct Lisp_Marker
*next
;
1062 /* This is the char position where the marker points. */
1064 /* This is the byte position. */
1068 /* Forwarding pointer to an int variable.
1069 This is allowed only in the value cell of a symbol,
1070 and it means that the symbol's value really lives in the
1071 specified int variable. */
1074 int type
: 16; /* = Lisp_Misc_Intfwd */
1075 unsigned gcmarkbit
: 1;
1080 /* Boolean forwarding pointer to an int variable.
1081 This is like Lisp_Intfwd except that the ostensible
1082 "value" of the symbol is t if the int variable is nonzero,
1083 nil if it is zero. */
1086 int type
: 16; /* = Lisp_Misc_Boolfwd */
1087 unsigned gcmarkbit
: 1;
1092 /* Forwarding pointer to a Lisp_Object variable.
1093 This is allowed only in the value cell of a symbol,
1094 and it means that the symbol's value really lives in the
1095 specified variable. */
1098 int type
: 16; /* = Lisp_Misc_Objfwd */
1099 unsigned gcmarkbit
: 1;
1101 Lisp_Object
*objvar
;
1104 /* Like Lisp_Objfwd except that value lives in a slot in the
1105 current buffer. Value is byte index of slot within buffer. */
1106 struct Lisp_Buffer_Objfwd
1108 int type
: 16; /* = Lisp_Misc_Buffer_Objfwd */
1109 unsigned gcmarkbit
: 1;
1114 /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when
1115 the symbol has buffer-local or frame-local bindings. (Exception:
1116 some buffer-local variables are built-in, with their values stored
1117 in the buffer structure itself. They are handled differently,
1118 using struct Lisp_Buffer_Objfwd.)
1120 The `realvalue' slot holds the variable's current value, or a
1121 forwarding pointer to where that value is kept. This value is the
1122 one that corresponds to the loaded binding. To read or set the
1123 variable, you must first make sure the right binding is loaded;
1124 then you can access the value in (or through) `realvalue'.
1126 `buffer' and `frame' are the buffer and frame for which the loaded
1127 binding was found. If those have changed, to make sure the right
1128 binding is loaded it is necessary to find which binding goes with
1129 the current buffer and selected frame, then load it. To load it,
1130 first unload the previous binding, then copy the value of the new
1131 binding into `realvalue' (or through it). Also update
1132 LOADED-BINDING to point to the newly loaded binding.
1134 Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value
1135 both use this kind of structure. With the former, merely setting
1136 the variable creates a local binding for the current buffer. With
1137 the latter, setting the variable does not do that; only
1138 make-local-variable does that. */
1140 struct Lisp_Buffer_Local_Value
1142 int type
: 16; /* = Lisp_Misc_Buffer_Local_Value
1143 or Lisp_Misc_Some_Buffer_Local_Value */
1144 unsigned gcmarkbit
: 1;
1147 /* 1 means this variable is allowed to have frame-local bindings,
1148 so check for them when looking for the proper binding. */
1149 unsigned int check_frame
: 1;
1150 /* 1 means that the binding now loaded was found
1151 as a local binding for the buffer in the `buffer' slot. */
1152 unsigned int found_for_buffer
: 1;
1153 /* 1 means that the binding now loaded was found
1154 as a local binding for the frame in the `frame' slot. */
1155 unsigned int found_for_frame
: 1;
1156 Lisp_Object realvalue
;
1157 /* The buffer and frame for which the loaded binding was found. */
1158 Lisp_Object buffer
, frame
;
1160 /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE).
1162 LOADED-BINDING is the binding now loaded. It is a cons cell
1163 whose cdr is the binding's value. The cons cell may be an
1164 element of a buffer's local-variable alist, or an element of a
1165 frame's parameter alist, or it may be this cons cell.
1167 DEFAULT-VALUE is the variable's default value, seen when the
1168 current buffer and selected frame do not have their own
1169 bindings for the variable. When the default binding is loaded,
1170 LOADED-BINDING is actually this very cons cell; thus, its car
1171 points to itself. */
1175 /* START and END are markers in the overlay's buffer, and
1176 PLIST is the overlay's property list. */
1179 int type
: 16; /* = Lisp_Misc_Overlay */
1180 unsigned gcmarkbit
: 1;
1182 struct Lisp_Overlay
*next
;
1183 Lisp_Object start
, end
, plist
;
1186 /* Like Lisp_Objfwd except that value lives in a slot in the
1188 struct Lisp_Kboard_Objfwd
1190 int type
: 16; /* = Lisp_Misc_Kboard_Objfwd */
1191 unsigned gcmarkbit
: 1;
1196 /* Hold a C pointer for later use.
1197 This type of object is used in the arg to record_unwind_protect. */
1198 struct Lisp_Save_Value
1200 int type
: 16; /* = Lisp_Misc_Save_Value */
1201 unsigned gcmarkbit
: 1;
1208 /* To get the type field of a union Lisp_Misc, use XMISCTYPE.
1209 It uses one of these struct subtypes to get the type field. */
1213 struct Lisp_Free u_free
;
1214 struct Lisp_Marker u_marker
;
1215 struct Lisp_Intfwd u_intfwd
;
1216 struct Lisp_Boolfwd u_boolfwd
;
1217 struct Lisp_Objfwd u_objfwd
;
1218 struct Lisp_Buffer_Objfwd u_buffer_objfwd
;
1219 struct Lisp_Buffer_Local_Value u_buffer_local_value
;
1220 struct Lisp_Overlay u_overlay
;
1221 struct Lisp_Kboard_Objfwd u_kboard_objfwd
;
1222 struct Lisp_Save_Value u_save_value
;
1225 /* Lisp floating point type */
1228 #ifdef HIDE_LISP_IMPLEMENTATION
1235 #ifdef HIDE_LISP_IMPLEMENTATION
1236 #define XFLOAT_DATA(f) (XFLOAT (f)->data_)
1238 #define XFLOAT_DATA(f) (XFLOAT (f)->data)
1241 /* A character, declared with the following typedef, is a member
1242 of some character set associated with the current buffer. */
1243 #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */
1245 typedef unsigned char UCHAR
;
1248 /* Meanings of slots in a Lisp_Compiled: */
1250 #define COMPILED_ARGLIST 0
1251 #define COMPILED_BYTECODE 1
1252 #define COMPILED_CONSTANTS 2
1253 #define COMPILED_STACK_DEPTH 3
1254 #define COMPILED_DOC_STRING 4
1255 #define COMPILED_INTERACTIVE 5
1257 /* Flag bits in a character. These also get used in termhooks.h.
1258 Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE
1259 (MUlti-Lingual Emacs) might need 22 bits for the character value
1260 itself, so we probably shouldn't use any bits lower than 0x0400000. */
1261 #define CHAR_ALT (0x0400000)
1262 #define CHAR_SUPER (0x0800000)
1263 #define CHAR_HYPER (0x1000000)
1264 #define CHAR_SHIFT (0x2000000)
1265 #define CHAR_CTL (0x4000000)
1266 #define CHAR_META (0x8000000)
1268 #define CHAR_MODIFIER_MASK \
1269 (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META)
1272 /* Actually, the current Emacs uses 22 bits for the character value
1274 #define CHARACTERBITS 2
1276 /* The maximum byte size consumed by push_key_description.
1277 All callers should assure that at least this size of memory is
1278 allocated at the place pointed by the second argument.
1280 Thers are 6 modifiers, each consumes 2 chars.
1281 The octal form of a character code consumes
1282 (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head).
1283 We need one more byte for string terminator `\0'. */
1284 #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1)
1286 #ifdef USE_X_TOOLKIT
1287 #ifdef NO_UNION_TYPE
1288 /* Use this for turning a (void *) into a Lisp_Object, as when the
1289 Lisp_Object is passed into a toolkit callback function. */
1290 #define VOID_TO_LISP(larg,varg) \
1291 do { ((larg) = ((Lisp_Object) (varg))); } while (0)
1292 #define CVOID_TO_LISP VOID_TO_LISP
1294 /* Use this for turning a Lisp_Object into a (void *), as when the
1295 Lisp_Object is passed into a toolkit callback function. */
1296 #define LISP_TO_VOID(larg) ((void *) (larg))
1297 #define LISP_TO_CVOID(varg) ((const void *) (larg))
1299 #else /* not NO_UNION_TYPE */
1300 /* Use this for turning a (void *) into a Lisp_Object, as when the
1301 Lisp_Object is passed into a toolkit callback function. */
1302 #define VOID_TO_LISP(larg,varg) \
1303 do { ((larg).v = (void *) (varg)); } while (0)
1304 #define CVOID_TO_LISP(larg,varg) \
1305 do { ((larg).cv = (const void *) (varg)); } while (0)
1307 /* Use this for turning a Lisp_Object into a (void *), as when the
1308 Lisp_Object is passed into a toolkit callback function. */
1309 #define LISP_TO_VOID(larg) ((larg).v)
1310 #define LISP_TO_CVOID(larg) ((larg).cv)
1311 #endif /* not NO_UNION_TYPE */
1312 #endif /* USE_X_TOOLKIT */
1315 /* The glyph datatype, used to represent characters on the display. */
1317 /* Glyph code to use as an index to the glyph table. If it is out of
1318 range for the glyph table, or the corresonding element in the table
1319 is nil, the low 8 bits are the single byte character code, and the
1320 bits above are the numeric face ID. If FID is the face ID of a
1321 glyph on a frame F, then F->display.x->faces[FID] contains the
1322 description of that face. This is an int instead of a short, so we
1323 can support a good bunch of face ID's (2^(31 - 8)); given that we
1324 have no mechanism for tossing unused frame face ID's yet, we'll
1325 probably run out of 255 pretty quickly.
1326 This is always -1 for a multibyte character. */
1329 /* Mask bits for face. */
1330 #define GLYPH_MASK_FACE 0x7FC00000
1331 /* Mask bits for character code. */
1332 #define GLYPH_MASK_CHAR 0x003FFFFF /* The lowest 22 bits */
1334 /* The FAST macros assume that we already know we're in an X window. */
1336 /* Set a character code and a face ID in a glyph G. */
1337 #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS))
1339 /* Return a glyph's character code. */
1340 #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR)
1342 /* Return a glyph's face ID. */
1343 #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS)
1345 /* Slower versions that test the frame type first. */
1346 #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face))
1347 #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g))
1348 #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g))
1350 /* Return 1 iff GLYPH contains valid character code. */
1351 #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1)
1353 /* The ID of the mode line highlighting face. */
1354 #define GLYPH_MODE_LINE_FACE 1
1356 /* Data type checking */
1358 #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil))
1359 #define GC_NILP(x) GC_EQ (x, Qnil)
1361 #define NUMBERP(x) (INTEGERP (x) || FLOATP (x))
1362 #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x))
1363 #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0)
1364 #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0)
1366 #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int)
1367 #define GC_INTEGERP(x) (XGCTYPE ((x)) == Lisp_Int)
1368 #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol)
1369 #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol)
1370 #define MISCP(x) (XTYPE ((x)) == Lisp_Misc)
1371 #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc)
1372 #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike)
1373 #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike)
1374 #define STRINGP(x) (XTYPE ((x)) == Lisp_String)
1375 #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String)
1376 #define CONSP(x) (XTYPE ((x)) == Lisp_Cons)
1377 #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons)
1379 #define FLOATP(x) (XTYPE ((x)) == Lisp_Float)
1380 #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float)
1381 #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1382 #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG))
1383 #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1384 #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay)
1385 #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1386 #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker)
1387 #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1388 #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd)
1389 #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1390 #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd)
1391 #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1392 #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd)
1393 #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1394 #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd)
1395 #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1396 #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value)
1397 #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1398 #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value)
1399 #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1400 #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd)
1403 /* True if object X is a pseudovector whose code is CODE. */
1404 #define PSEUDOVECTORP(x, code) \
1406 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1407 == (PSEUDOVECTOR_FLAG | (code))))
1409 /* True if object X is a pseudovector whose code is CODE.
1410 This one works during GC. */
1411 #define GC_PSEUDOVECTORP(x, code) \
1412 (GC_VECTORLIKEP (x) \
1413 && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \
1414 == (PSEUDOVECTOR_FLAG | (code))))
1416 /* Test for specific pseudovector types. */
1417 #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1418 #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION)
1419 #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS)
1420 #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS)
1421 #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW)
1422 #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW)
1423 #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR)
1424 #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR)
1425 #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED)
1426 #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED)
1427 #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER)
1428 #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER)
1429 #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1430 #define SUB_CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_SUB_CHAR_TABLE)
1431 #define GC_SUB_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_SUB_CHAR_TABLE)
1432 #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE)
1433 #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1434 #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR)
1435 #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME)
1436 #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME)
1439 #define EQ(x, y) (XFASTINT (x) == XFASTINT (y))
1440 #define GC_EQ(x, y) (XGCTYPE (x) == XGCTYPE (y) && XPNTR (x) == XPNTR (y))
1442 #define CHECK_LIST(x) \
1443 do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0)
1445 #define CHECK_STRING(x) \
1446 do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0)
1448 #define CHECK_STRING_CAR(x) \
1449 do { if (!STRINGP (XCAR (x))) XSETCAR (x, wrong_type_argument (Qstringp, XCAR (x))); } while (0)
1451 #define CHECK_CONS(x) \
1452 do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0)
1454 #define CHECK_SYMBOL(x) \
1455 do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0)
1457 #define CHECK_CHAR_TABLE(x) \
1458 do { if (!CHAR_TABLE_P ((x))) \
1459 x = wrong_type_argument (Qchar_table_p, (x)); } while (0)
1461 #define CHECK_VECTOR(x) \
1462 do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0)
1464 #define CHECK_VECTOR_OR_CHAR_TABLE(x) \
1465 do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \
1466 x = wrong_type_argument (Qvector_or_char_table_p, (x)); \
1469 #define CHECK_BUFFER(x) \
1470 do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0)
1472 #define CHECK_WINDOW(x) \
1473 do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0)
1475 /* This macro rejects windows on the interior of the window tree as
1476 "dead", which is what we want; this is an argument-checking macro, and
1477 the user should never get access to interior windows.
1479 A window of any sort, leaf or interior, is dead iff the buffer,
1480 vchild, and hchild members are all nil. */
1482 #define CHECK_LIVE_WINDOW(x) \
1484 if (!WINDOWP ((x)) \
1485 || NILP (XWINDOW ((x))->buffer)) \
1486 x = wrong_type_argument (Qwindow_live_p, (x)); \
1489 #define CHECK_PROCESS(x) \
1490 do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0)
1492 #define CHECK_NUMBER(x) \
1493 do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0)
1495 #define CHECK_NATNUM(x) \
1496 do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0)
1498 #define CHECK_MARKER(x) \
1499 do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0)
1501 #define CHECK_NUMBER_COERCE_MARKER(x) \
1502 do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \
1503 else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0)
1505 #define XFLOATINT(n) extract_float((n))
1507 #define CHECK_FLOAT(x) \
1508 do { if (!FLOATP (x)) \
1509 x = wrong_type_argument (Qfloatp, (x)); } while (0)
1511 #define CHECK_NUMBER_OR_FLOAT(x) \
1512 do { if (!FLOATP (x) && !INTEGERP (x)) \
1513 x = wrong_type_argument (Qnumberp, (x)); } while (0)
1515 #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x) \
1516 do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \
1517 else if (!INTEGERP (x) && !FLOATP (x)) \
1518 x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0)
1520 #define CHECK_OVERLAY(x) \
1521 do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0)
1523 /* Since we can't assign directly to the CAR or CDR fields of a cons
1524 cell, use these when checking that those fields contain numbers. */
1525 #define CHECK_NUMBER_CAR(x) \
1527 Lisp_Object tmp = XCAR (x); \
1528 CHECK_NUMBER (tmp); \
1529 XSETCAR ((x), tmp); \
1532 #define CHECK_NUMBER_CDR(x) \
1534 Lisp_Object tmp = XCDR (x); \
1535 CHECK_NUMBER (tmp); \
1536 XSETCDR ((x), tmp); \
1539 #define CHECK_NATNUM_CAR(x) \
1541 Lisp_Object tmp = XCAR (x); \
1542 CHECK_NATNUM (tmp); \
1543 XSETCAR ((x), tmp); \
1546 #define CHECK_NATNUM_CDR(x) \
1548 Lisp_Object tmp = XCDR (x); \
1549 CHECK_NATNUM (tmp); \
1550 XSETCDR ((x), tmp); \
1553 /* Cast pointers to this type to compare them. Some machines want int. */
1554 #ifndef PNTR_COMPARISON_TYPE
1555 #define PNTR_COMPARISON_TYPE EMACS_UINT
1558 /* Define a built-in function for calling from Lisp.
1559 `lname' should be the name to give the function in Lisp,
1560 as a null-terminated C string.
1561 `fnname' should be the name of the function in C.
1562 By convention, it starts with F.
1563 `sname' should be the name for the C constant structure
1564 that records information on this function for internal use.
1565 By convention, it should be the same as `fnname' but with S instead of F.
1566 It's too bad that C macros can't compute this from `fnname'.
1567 `minargs' should be a number, the minimum number of arguments allowed.
1568 `maxargs' should be a number, the maximum number of arguments allowed,
1569 or else MANY or UNEVALLED.
1570 MANY means pass a vector of evaluated arguments,
1571 in the form of an integer number-of-arguments
1572 followed by the address of a vector of Lisp_Objects
1573 which contains the argument values.
1574 UNEVALLED means pass the list of unevaluated arguments
1575 `prompt' says how to read arguments for an interactive call.
1576 See the doc string for `interactive'.
1577 A null string means call interactively with no arguments.
1578 `doc' is documentation for the user. */
1580 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
1581 || defined (USE_NONANSI_DEFUN)
1583 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1584 Lisp_Object fnname (); \
1585 struct Lisp_Subr sname = \
1586 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1587 fnname, minargs, maxargs, lname, prompt, 0}; \
1592 /* This version of DEFUN declares a function prototype with the right
1593 arguments, so we can catch errors with maxargs at compile-time. */
1594 #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \
1595 Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
1596 struct Lisp_Subr sname = \
1597 { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
1598 fnname, minargs, maxargs, lname, prompt, 0}; \
1601 /* Note that the weird token-substitution semantics of ANSI C makes
1602 this work for MANY and UNEVALLED. */
1603 #define DEFUN_ARGS_MANY (int, Lisp_Object *)
1604 #define DEFUN_ARGS_UNEVALLED (Lisp_Object)
1605 #define DEFUN_ARGS_0 (void)
1606 #define DEFUN_ARGS_1 (Lisp_Object)
1607 #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object)
1608 #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object)
1609 #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1610 #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1612 #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1613 Lisp_Object, Lisp_Object)
1614 #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1615 Lisp_Object, Lisp_Object, Lisp_Object)
1616 #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \
1617 Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
1620 /* Non-zero if OBJ is a Lisp function. */
1622 #define FUNCTIONP(OBJ) \
1623 ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \
1624 || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \
1625 || COMPILEDP (OBJ) \
1629 is how we define the symbol for function `name' at start-up time. */
1630 extern void defsubr
P_ ((struct Lisp_Subr
*));
1633 #define UNEVALLED -1
1635 extern void defvar_lisp
P_ ((char *, Lisp_Object
*));
1636 extern void defvar_lisp_nopro
P_ ((char *, Lisp_Object
*));
1637 extern void defvar_bool
P_ ((char *, int *));
1638 extern void defvar_int
P_ ((char *, EMACS_INT
*));
1639 extern void defvar_per_buffer
P_ ((char *, Lisp_Object
*, Lisp_Object
, char *));
1640 extern void defvar_kboard
P_ ((char *, int));
1642 /* Macros we use to define forwarded Lisp variables.
1643 These are used in the syms_of_FILENAME functions. */
1645 #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname)
1646 #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname)
1647 #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname)
1648 #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname)
1649 #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \
1650 defvar_per_buffer (lname, vname, type, 0)
1651 #define DEFVAR_KBOARD(lname, vname, doc) \
1652 defvar_kboard (lname, \
1653 (int)((char *)(¤t_kboard->vname) \
1654 - (char *)current_kboard))
1658 /* Structure for recording Lisp call stack for backtrace purposes. */
1660 /* The special binding stack holds the outer values of variables while
1661 they are bound by a function application or a let form, stores the
1662 code to be executed for Lisp unwind-protect forms, and stores the C
1663 functions to be called for record_unwind_protect.
1665 If func is non-zero, undoing this binding applies func to old_value;
1666 This implements record_unwind_protect.
1668 Otherwise, the element is a variable binding.
1670 If the symbol field is a symbol, it is an ordinary variable binding.
1672 Otherwise, it should be a structure (SYMBOL WHERE
1673 . CURRENT-BUFFER), which means having bound a local value while
1674 CURRENT-BUFFER was active. If WHERE is nil this means we saw the
1675 default value when binding SYMBOL. WHERE being a buffer or frame
1676 means we saw a buffer-local or frame-local value. Other values of
1677 WHERE mean an internal error. */
1679 typedef Lisp_Object (*specbinding_func
) P_ ((Lisp_Object
));
1683 volatile Lisp_Object symbol
, old_value
;
1684 volatile specbinding_func func
;
1685 Lisp_Object unused
; /* Dividing by 16 is faster than by 12 */
1688 extern struct specbinding
*specpdl
;
1689 extern volatile struct specbinding
*specpdl_ptr
;
1690 extern int specpdl_size
;
1692 extern EMACS_INT max_specpdl_size
;
1694 #define SPECPDL_INDEX() (specpdl_ptr - specpdl)
1696 /* Everything needed to describe an active condition case. */
1699 /* The handler clauses and variable from the condition-case form. */
1700 /* For a handler set up in Lisp code, this is always a list.
1701 For an internal handler set up by internal_condition_case*,
1702 this can instead be the symbol t or `error'.
1703 t: handle all conditions.
1704 error: handle all conditions, and errors can run the debugger
1705 or display a backtrace. */
1706 Lisp_Object handler
;
1708 /* Fsignal stores here the condition-case clause that applies,
1709 and Fcondition_case thus knows which clause to run. */
1710 Lisp_Object chosen_clause
;
1712 /* Used to effect the longjump out to the handler. */
1713 struct catchtag
*tag
;
1715 /* The next enclosing handler. */
1716 struct handler
*next
;
1719 extern struct handler
*handlerlist
;
1721 extern struct catchtag
*catchlist
;
1722 extern struct backtrace
*backtrace_list
;
1724 extern Lisp_Object memory_signal_data
;
1726 /* An address near the bottom of the stack.
1727 Tells GC how to save a copy of the stack. */
1728 extern char *stack_bottom
;
1730 /* Check quit-flag and quit if it is non-nil.
1731 Typing C-g does not directly cause a quit; it only sets Vquit_flag.
1732 So the program needs to do QUIT at times when it is safe to quit.
1733 Every loop that might run for a long time or might not exit
1734 ought to do QUIT at least once, at a safe place.
1735 Unless that is impossible, of course.
1736 But it is very desirable to avoid creating loops where QUIT is impossible.
1738 Exception: if you set immediate_quit to nonzero,
1739 then the handler that responds to the C-g does the quit itself.
1740 This is a good thing to do around a loop that has no side effects
1741 and (in particular) cannot call arbitrary Lisp code. */
1745 if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \
1747 Vquit_flag = Qnil; \
1748 Fsignal (Qquit, Qnil); \
1752 /* Nonzero if ought to quit now. */
1754 #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit))
1756 /* Variables used locally in the following case handling macros. */
1757 extern int case_temp1
;
1758 extern Lisp_Object case_temp2
;
1760 /* Current buffer's map from characters to lower-case characters. */
1762 #define DOWNCASE_TABLE current_buffer->downcase_table
1764 /* Current buffer's map from characters to upper-case characters. */
1766 #define UPCASE_TABLE current_buffer->upcase_table
1768 /* Downcase a character, or make no change if that cannot be done. */
1770 #define DOWNCASE(CH) \
1771 ((case_temp1 = (CH), \
1772 case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \
1773 NATNUMP (case_temp2)) \
1774 ? XFASTINT (case_temp2) : case_temp1)
1776 /* 1 if CH is upper case. */
1778 #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH))
1780 /* 1 if CH is neither upper nor lower case. */
1782 #define NOCASEP(CH) (UPCASE1 (CH) == (CH))
1784 /* 1 if CH is lower case. */
1786 #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH))
1788 /* Upcase a character, or make no change if that cannot be done. */
1790 #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH))
1792 /* Upcase a character known to be not upper case. */
1794 #define UPCASE1(CH) \
1795 ((case_temp1 = (CH), \
1796 case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \
1797 NATNUMP (case_temp2)) \
1798 ? XFASTINT (case_temp2) : case_temp1)
1800 extern Lisp_Object Vascii_downcase_table
;
1802 /* Number of bytes of structure consed since last GC. */
1804 extern int consing_since_gc
;
1806 /* Threshold for doing another gc. */
1808 extern EMACS_INT gc_cons_threshold
;
1810 /* Structure for recording stack slots that need marking. */
1812 /* This is a chain of structures, each of which points at a Lisp_Object variable
1813 whose value should be marked in garbage collection.
1814 Normally every link of the chain is an automatic variable of a function,
1815 and its `val' points to some argument or local variable of the function.
1816 On exit to the function, the chain is set back to the value it had on entry.
1817 This way, no link remains in the chain when the stack frame containing the
1820 Every function that can call Feval must protect in this fashion all
1821 Lisp_Object variables whose contents will be used again. */
1823 extern struct gcpro
*gcprolist
;
1829 /* Address of first protected variable. */
1830 volatile Lisp_Object
*var
;
1832 /* Number of consecutive protected variables. */
1840 /* Values of GC_MARK_STACK during compilation:
1842 0 Use GCPRO as before
1843 1 Do the real thing, make GCPROs and UNGCPRO no-ops.
1844 2 Mark the stack, and check that everything GCPRO'd is
1846 3 Mark using GCPRO's, mark stack last, and count how many
1847 dead objects are kept alive. */
1850 #define GC_USE_GCPROS_AS_BEFORE 0
1851 #define GC_MAKE_GCPROS_NOOPS 1
1852 #define GC_MARK_STACK_CHECK_GCPROS 2
1853 #define GC_USE_GCPROS_CHECK_ZOMBIES 3
1855 #ifndef GC_MARK_STACK
1856 #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE
1859 #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS
1861 /* Do something silly with gcproN vars just so gcc shuts up. */
1862 /* You get warnings from MIPSPro... */
1864 #define GCPRO1(varname) ((void) gcpro1)
1865 #define GCPRO2(varname1, varname2)(((void) gcpro2, (void) gcpro1))
1866 #define GCPRO3(varname1, varname2, varname3) \
1867 (((void) gcpro3, (void) gcpro2, (void) gcpro1))
1868 #define GCPRO4(varname1, varname2, varname3, varname4) \
1869 (((void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1))
1870 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1871 (((void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1))
1872 #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
1873 (((void) gcpro6, (void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1))
1874 #define UNGCPRO ((void) 0)
1876 #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1880 #define GCPRO1(varname) \
1881 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1882 gcprolist = &gcpro1; }
1884 #define GCPRO2(varname1, varname2) \
1885 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1886 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1887 gcprolist = &gcpro2; }
1889 #define GCPRO3(varname1, varname2, varname3) \
1890 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1891 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1892 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1893 gcprolist = &gcpro3; }
1895 #define GCPRO4(varname1, varname2, varname3, varname4) \
1896 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1897 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1898 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1899 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1900 gcprolist = &gcpro4; }
1902 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1903 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1904 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1905 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1906 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1907 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1908 gcprolist = &gcpro5; }
1910 #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
1911 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1912 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1913 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1914 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1915 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1916 gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \
1917 gcprolist = &gcpro6; }
1919 #define UNGCPRO (gcprolist = gcpro1.next)
1923 extern int gcpro_level
;
1925 #define GCPRO1(varname) \
1926 {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
1927 gcpro1.level = gcpro_level++; \
1928 gcprolist = &gcpro1; }
1930 #define GCPRO2(varname1, varname2) \
1931 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1932 gcpro1.level = gcpro_level; \
1933 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1934 gcpro2.level = gcpro_level++; \
1935 gcprolist = &gcpro2; }
1937 #define GCPRO3(varname1, varname2, varname3) \
1938 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1939 gcpro1.level = gcpro_level; \
1940 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1941 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1942 gcpro3.level = gcpro_level++; \
1943 gcprolist = &gcpro3; }
1945 #define GCPRO4(varname1, varname2, varname3, varname4) \
1946 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1947 gcpro1.level = gcpro_level; \
1948 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1949 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1950 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1951 gcpro4.level = gcpro_level++; \
1952 gcprolist = &gcpro4; }
1954 #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
1955 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1956 gcpro1.level = gcpro_level; \
1957 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1958 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1959 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1960 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1961 gcpro5.level = gcpro_level++; \
1962 gcprolist = &gcpro5; }
1964 #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
1965 {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
1966 gcpro1.level = gcpro_level; \
1967 gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
1968 gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
1969 gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
1970 gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
1971 gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \
1972 gcpro6.level = gcpro_level++; \
1973 gcprolist = &gcpro6; }
1976 ((--gcpro_level != gcpro1.level) \
1978 : ((gcprolist = gcpro1.next), 0))
1980 #endif /* DEBUG_GCPRO */
1981 #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
1984 /* Evaluate expr, UNGCPRO, and then return the value of expr. */
1985 #define RETURN_UNGCPRO(expr) \
1988 Lisp_Object ret_ungc_val; \
1989 ret_ungc_val = (expr); \
1991 return ret_ungc_val; \
1995 /* Call staticpro (&var) to protect static variable `var'. */
1997 void staticpro
P_ ((Lisp_Object
*));
1999 /* Declare a Lisp-callable function. The MAXARGS parameter has the same
2000 meaning as in the DEFUN macro, and is used to construct a prototype. */
2001 #if (!defined (__STDC__) && !defined (PROTOTYPES)) \
2002 || defined (USE_NONANSI_DEFUN)
2003 #define EXFUN(fnname, maxargs) \
2004 extern Lisp_Object fnname ()
2006 /* We can use the same trick as in the DEFUN macro to generate the
2007 appropriate prototype. */
2008 #define EXFUN(fnname, maxargs) \
2009 extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs
2012 /* Forward declarations for prototypes. */
2016 /* Defined in data.c */
2017 extern Lisp_Object Qnil
, Qt
, Qquote
, Qlambda
, Qsubr
, Qunbound
;
2018 extern Lisp_Object Qerror_conditions
, Qerror_message
, Qtop_level
;
2019 extern Lisp_Object Qerror
, Qquit
, Qwrong_type_argument
, Qargs_out_of_range
;
2020 extern Lisp_Object Qvoid_variable
, Qvoid_function
;
2021 extern Lisp_Object Qsetting_constant
, Qinvalid_read_syntax
;
2022 extern Lisp_Object Qinvalid_function
, Qwrong_number_of_arguments
, Qno_catch
;
2023 extern Lisp_Object Qend_of_file
, Qarith_error
;
2024 extern Lisp_Object Qbeginning_of_buffer
, Qend_of_buffer
, Qbuffer_read_only
;
2025 extern Lisp_Object Qmark_inactive
, Qtext_read_only
;
2027 extern Lisp_Object Qrange_error
, Qdomain_error
, Qsingularity_error
;
2028 extern Lisp_Object Qoverflow_error
, Qunderflow_error
;
2030 extern Lisp_Object Qintegerp
, Qnumberp
, Qnatnump
, Qwholenump
;
2031 extern Lisp_Object Qsymbolp
, Qlistp
, Qconsp
;
2032 extern Lisp_Object Qstringp
, Qarrayp
, Qsequencep
, Qbufferp
;
2033 extern Lisp_Object Qchar_or_string_p
, Qmarkerp
, Qvectorp
;
2034 extern Lisp_Object Qinteger_or_marker_p
, Qnumber_or_marker_p
;
2035 extern Lisp_Object Qchar_table_p
, Qvector_or_char_table_p
;
2036 extern Lisp_Object Qboundp
, Qfboundp
;
2037 extern Lisp_Object Qbuffer_or_string_p
;
2038 extern Lisp_Object Qcdr
;
2040 extern Lisp_Object Qfloatp
, Qinteger_or_floatp
, Qinteger_or_float_or_marker_p
;
2042 extern Lisp_Object Qframep
;
2044 extern void circular_list_error
P_ ((Lisp_Object
));
2052 EXFUN (Fintegerp
, 1);
2053 EXFUN (Fnatnump
, 1);
2054 EXFUN (Fsymbolp
, 1);
2055 EXFUN (Fvectorp
, 1);
2056 EXFUN (Fstringp
, 1);
2057 EXFUN (Fmultibyte_string_p
, 1);
2059 EXFUN (Fsequencep
, 1);
2060 EXFUN (Fbufferp
, 1);
2061 EXFUN (Fmarkerp
, 1);
2063 EXFUN (Fchar_or_string_p
, 1);
2064 EXFUN (Finteger_or_marker_p
, 1);
2066 EXFUN (Finteger_or_floatp
, 1);
2067 EXFUN (Finteger_or_float_or_marker_p
, 1);
2070 EXFUN (Fcar_safe
, 1);
2072 EXFUN (Fcdr_safe
, 1);
2076 EXFUN (Ffboundp
, 1);
2077 EXFUN (Fmakunbound
, 1);
2078 EXFUN (Ffmakunbound
, 1);
2079 EXFUN (Fsymbol_function
, 1);
2080 EXFUN (Fsymbol_plist
, 1);
2081 EXFUN (Fsymbol_name
, 1);
2082 extern Lisp_Object indirect_function
P_ ((Lisp_Object
));
2083 EXFUN (Findirect_function
, 1);
2085 EXFUN (Fsetplist
, 2);
2086 EXFUN (Fsymbol_value
, 1);
2087 extern Lisp_Object find_symbol_value
P_ ((Lisp_Object
));
2089 EXFUN (Fdefault_value
, 1);
2090 EXFUN (Fset_default
, 2);
2091 EXFUN (Fdefault_boundp
, 1);
2092 EXFUN (Fmake_local_variable
, 1);
2093 EXFUN (Flocal_variable_p
, 2);
2094 EXFUN (Flocal_variable_if_set_p
, 2);
2099 EXFUN (Fstring_to_number
, 2);
2100 EXFUN (Fnumber_to_string
, 1);
2101 EXFUN (Feqlsign
, 2);
2108 EXFUN (Fplus
, MANY
);
2109 EXFUN (Fminus
, MANY
);
2110 EXFUN (Ftimes
, MANY
);
2115 EXFUN (Flogand
, MANY
);
2116 EXFUN (Flogior
, MANY
);
2117 EXFUN (Flogxor
, MANY
);
2124 EXFUN (Fmake_variable_buffer_local
, 1);
2126 extern Lisp_Object indirect_variable
P_ ((Lisp_Object
));
2127 extern Lisp_Object long_to_cons
P_ ((unsigned long));
2128 extern unsigned long cons_to_long
P_ ((Lisp_Object
));
2129 extern void args_out_of_range
P_ ((Lisp_Object
, Lisp_Object
));
2130 extern void args_out_of_range_3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2131 extern Lisp_Object wrong_type_argument
P_ ((Lisp_Object
, Lisp_Object
));
2132 extern void store_symval_forwarding
P_ ((Lisp_Object
, Lisp_Object
,
2133 Lisp_Object
, struct buffer
*));
2134 extern Lisp_Object do_symval_forwarding
P_ ((Lisp_Object
));
2135 extern Lisp_Object set_internal
P_ ((Lisp_Object
, Lisp_Object
, struct buffer
*, int));
2136 extern void syms_of_data
P_ ((void));
2137 extern void init_data
P_ ((void));
2138 extern void swap_in_global_binding
P_ ((Lisp_Object
));
2140 /* Defined in cmds.c */
2141 EXFUN (Fend_of_line
, 1);
2142 EXFUN (Fforward_char
, 1);
2143 EXFUN (Fforward_line
, 1);
2144 extern int internal_self_insert
P_ ((int, int));
2145 extern void syms_of_cmds
P_ ((void));
2146 extern void keys_of_cmds
P_ ((void));
2148 /* Defined in coding.c */
2149 EXFUN (Fcoding_system_p
, 1);
2150 EXFUN (Fcheck_coding_system
, 1);
2151 EXFUN (Fread_coding_system
, 2);
2152 EXFUN (Fread_non_nil_coding_system
, 1);
2153 EXFUN (Ffind_operation_coding_system
, MANY
);
2154 EXFUN (Fupdate_coding_systems_internal
, 0);
2155 EXFUN (Fencode_coding_string
, 4);
2156 EXFUN (Fdecode_coding_string
, 4);
2157 extern Lisp_Object detect_coding_system
P_ ((const unsigned char *, int, int,
2159 extern void init_coding
P_ ((void));
2160 extern void init_coding_once
P_ ((void));
2161 extern void syms_of_coding
P_ ((void));
2163 /* Defined in character.c */
2164 extern void init_character_once
P_ ((void));
2165 extern void syms_of_character
P_ ((void));
2167 /* Defined in charset.c */
2168 EXFUN (Fchar_bytes
, 1);
2169 EXFUN (Fchar_width
, 1);
2170 EXFUN (Fstring
, MANY
);
2171 extern int chars_in_text
P_ ((const unsigned char *, int));
2172 extern int multibyte_chars_in_text
P_ ((const unsigned char *, int));
2173 extern int multibyte_char_to_unibyte
P_ ((int, Lisp_Object
));
2174 extern Lisp_Object Qcharset
;
2175 extern void init_charset
P_ ((void));
2176 extern void init_charset_once
P_ ((void));
2177 extern void syms_of_charset
P_ ((void));
2178 /* Structure forward declarations. */
2181 /* Defined in composite.c */
2182 extern void syms_of_composite
P_ ((void));
2184 /* Defined in syntax.c */
2185 EXFUN (Fforward_word
, 1);
2186 EXFUN (Fskip_chars_forward
, 2);
2187 EXFUN (Fskip_chars_backward
, 2);
2188 EXFUN (Fsyntax_table_p
, 1);
2189 EXFUN (Fsyntax_table
, 0);
2190 EXFUN (Fset_syntax_table
, 1);
2191 extern void init_syntax_once
P_ ((void));
2192 extern void syms_of_syntax
P_ ((void));
2194 /* Defined in fns.c */
2195 extern int use_dialog_box
;
2196 extern int next_almost_prime
P_ ((int));
2197 extern Lisp_Object larger_vector
P_ ((Lisp_Object
, int, Lisp_Object
));
2198 extern void sweep_weak_hash_tables
P_ ((void));
2199 extern Lisp_Object Qstring_lessp
;
2200 extern Lisp_Object Vfeatures
;
2201 extern Lisp_Object QCtest
, QCweakness
, Qequal
, Qeq
;
2202 unsigned sxhash
P_ ((Lisp_Object
, int));
2203 Lisp_Object make_hash_table
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
,
2204 Lisp_Object
, Lisp_Object
, Lisp_Object
,
2206 Lisp_Object copy_hash_table
P_ ((struct Lisp_Hash_Table
*));
2207 int hash_lookup
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, unsigned *));
2208 int hash_put
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
, Lisp_Object
,
2210 void hash_remove
P_ ((struct Lisp_Hash_Table
*, Lisp_Object
));
2211 void hash_clear
P_ ((struct Lisp_Hash_Table
*));
2212 void remove_hash_entry
P_ ((struct Lisp_Hash_Table
*, int));
2213 extern void init_fns
P_ ((void));
2215 EXFUN (Fmake_hash_table
, MANY
);
2216 EXFUN (Fmakehash
, 1);
2217 EXFUN (Fcopy_hash_table
, 1);
2218 EXFUN (Fhash_table_count
, 1);
2219 EXFUN (Fhash_table_rehash_size
, 1);
2220 EXFUN (Fhash_table_rehash_threshold
, 1);
2221 EXFUN (Fhash_table_size
, 1);
2222 EXFUN (Fhash_table_test
, 1);
2223 EXFUN (Fhash_table_weak
, 1);
2224 EXFUN (Fhash_table_p
, 1);
2225 EXFUN (Fclrhash
, 1);
2226 EXFUN (Fgethash
, 3);
2227 EXFUN (Fputhash
, 3);
2228 EXFUN (Fremhash
, 2);
2229 EXFUN (Fmaphash
, 2);
2230 EXFUN (Fdefine_hash_table_test
, 3);
2232 EXFUN (Fidentity
, 1);
2235 EXFUN (Fsafe_length
, 1);
2236 EXFUN (Fappend
, MANY
);
2237 EXFUN (Fconcat
, MANY
);
2238 EXFUN (Fvconcat
, MANY
);
2239 EXFUN (Fcopy_sequence
, 1);
2240 EXFUN (Fstring_make_multibyte
, 1);
2241 EXFUN (Fstring_make_unibyte
, 1);
2242 EXFUN (Fstring_as_multibyte
, 1);
2243 EXFUN (Fstring_as_unibyte
, 1);
2244 EXFUN (Fstring_to_multibyte
, 1);
2245 EXFUN (Fsubstring
, 3);
2246 extern Lisp_Object substring_both
P_ ((Lisp_Object
, int, int, int, int));
2257 EXFUN (Freverse
, 1);
2258 EXFUN (Fnreverse
, 1);
2262 EXFUN (Ffillarray
, 2);
2263 EXFUN (Fnconc
, MANY
);
2265 EXFUN (Fmapconcat
, 3);
2266 EXFUN (Fy_or_n_p
, 1);
2267 extern Lisp_Object do_yes_or_no_p
P_ ((Lisp_Object
));
2268 EXFUN (Frequire
, 3);
2269 EXFUN (Fprovide
, 2);
2270 extern Lisp_Object concat2
P_ ((Lisp_Object
, Lisp_Object
));
2271 extern Lisp_Object concat3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2272 extern Lisp_Object nconc2
P_ ((Lisp_Object
, Lisp_Object
));
2273 extern Lisp_Object assq_no_quit
P_ ((Lisp_Object
, Lisp_Object
));
2274 extern void clear_string_char_byte_cache
P_ ((void));
2275 extern int string_char_to_byte
P_ ((Lisp_Object
, int));
2276 extern int string_byte_to_char
P_ ((Lisp_Object
, int));
2277 extern Lisp_Object string_make_multibyte
P_ ((Lisp_Object
));
2278 extern Lisp_Object string_make_unibyte
P_ ((Lisp_Object
));
2279 EXFUN (Fcopy_alist
, 1);
2280 EXFUN (Fplist_get
, 2);
2281 EXFUN (Fplist_put
, 3);
2282 EXFUN (Fplist_member
, 2);
2284 EXFUN (Fstring_equal
, 2);
2285 EXFUN (Fcompare_strings
, 7);
2286 EXFUN (Fstring_lessp
, 2);
2287 extern void syms_of_fns
P_ ((void));
2289 /* Defined in floatfns.c */
2290 extern double extract_float
P_ ((Lisp_Object
));
2292 EXFUN (Ftruncate
, 2);
2293 extern void init_floatfns
P_ ((void));
2294 extern void syms_of_floatfns
P_ ((void));
2296 /* Defined in insdel.c */
2297 extern Lisp_Object Qinhibit_modification_hooks
;
2298 extern void move_gap
P_ ((int));
2299 extern void move_gap_both
P_ ((int, int));
2300 extern void make_gap
P_ ((int));
2301 extern int copy_text
P_ ((const unsigned char *, unsigned char *, int, int, int));
2302 extern int count_size_as_multibyte
P_ ((const unsigned char *, int));
2303 extern int count_combining_before
P_ ((const unsigned char *, int, int, int));
2304 extern int count_combining_after
P_ ((const unsigned char *, int, int, int));
2305 extern void insert
P_ ((const unsigned char *, int));
2306 extern void insert_and_inherit
P_ ((const unsigned char *, int));
2307 extern void insert_1
P_ ((const unsigned char *, int, int, int, int));
2308 extern void insert_1_both
P_ ((const unsigned char *, int, int, int, int, int));
2309 extern void insert_from_gap
P_ ((int, int));
2310 extern void insert_from_string
P_ ((Lisp_Object
, int, int, int, int, int));
2311 extern void insert_from_buffer
P_ ((struct buffer
*, int, int, int));
2312 extern void insert_char
P_ ((int));
2313 extern void insert_string
P_ ((const char *));
2314 extern void insert_before_markers
P_ ((const unsigned char *, int));
2315 extern void insert_before_markers_and_inherit
P_ ((const unsigned char *, int));
2316 extern void insert_from_string_before_markers
P_ ((Lisp_Object
, int, int, int, int, int));
2317 extern void del_range
P_ ((int, int));
2318 extern Lisp_Object del_range_1
P_ ((int, int, int, int));
2319 extern void del_range_byte
P_ ((int, int, int));
2320 extern void del_range_both
P_ ((int, int, int, int, int));
2321 extern Lisp_Object del_range_2
P_ ((int, int, int, int, int));
2322 extern void modify_region
P_ ((struct buffer
*, int, int));
2323 extern void prepare_to_modify_buffer
P_ ((int, int, int *));
2324 extern void signal_before_change
P_ ((int, int, int *));
2325 extern void signal_after_change
P_ ((int, int, int));
2326 extern void adjust_after_replace
P_ ((int, int, Lisp_Object
, int, int));
2327 extern void adjust_after_replace_noundo
P_ ((int, int, int, int, int, int));
2328 extern void adjust_after_insert
P_ ((int, int, int, int, int));
2329 extern void replace_range
P_ ((int, int, Lisp_Object
, int, int, int));
2330 extern void syms_of_insdel
P_ ((void));
2332 /* Defined in dispnew.c */
2333 extern Lisp_Object selected_frame
;
2334 extern EMACS_INT baud_rate
;
2336 EXFUN (Fredraw_frame
, 1);
2337 EXFUN (Fredraw_display
, 0);
2338 EXFUN (Fsleep_for
, 2);
2339 EXFUN (Fsit_for
, 3);
2340 extern Lisp_Object sit_for
P_ ((int, int, int, int, int));
2341 extern void init_display
P_ ((void));
2342 extern void syms_of_display
P_ ((void));
2343 extern void safe_bcopy
P_ ((const char *, char *, int));
2345 /* Defined in xdisp.c */
2346 extern Lisp_Object Qinhibit_point_motion_hooks
;
2347 extern Lisp_Object Qinhibit_redisplay
, Qdisplay
;
2348 extern Lisp_Object Qinhibit_eval_during_redisplay
;
2349 extern Lisp_Object Qmessage_truncate_lines
;
2350 extern Lisp_Object Vmessage_log_max
;
2351 extern int message_enable_multibyte
;
2352 extern Lisp_Object echo_area_buffer
[2];
2353 extern void check_message_stack
P_ ((void));
2354 extern void setup_echo_area_for_printing
P_ ((int));
2355 extern int push_message
P_ ((void));
2356 extern Lisp_Object pop_message_unwind
P_ ((Lisp_Object
));
2357 extern Lisp_Object restore_message_unwind
P_ ((Lisp_Object
));
2358 extern void pop_message
P_ ((void));
2359 extern void restore_message
P_ ((void));
2360 extern Lisp_Object current_message
P_ ((void));
2361 extern void set_message
P_ ((const char *s
, Lisp_Object
, int, int));
2362 extern void clear_message
P_ ((int, int));
2363 extern void message
P_ ((/* char *, ... */));
2364 extern void message_nolog
P_ ((/* char *, ... */));
2365 extern void message1
P_ ((char *));
2366 extern void message1_nolog
P_ ((char *));
2367 extern void message2
P_ ((const char *, int, int));
2368 extern void message2_nolog
P_ ((const char *, int, int));
2369 extern void message3
P_ ((Lisp_Object
, int, int));
2370 extern void message3_nolog
P_ ((Lisp_Object
, int, int));
2371 extern void message_dolog
P_ ((const char *, int, int, int));
2372 extern void message_with_string
P_ ((char *, Lisp_Object
, int));
2373 extern void message_log_maybe_newline
P_ ((void));
2374 extern void update_echo_area
P_ ((void));
2375 extern void truncate_echo_area
P_ ((int));
2376 extern void redisplay
P_ ((void));
2377 extern int check_point_in_composition
2378 P_ ((struct buffer
*, int, struct buffer
*, int));
2379 extern void redisplay_preserve_echo_area
P_ ((int));
2380 extern void mark_window_display_accurate
P_ ((Lisp_Object
, int));
2381 extern void prepare_menu_bars
P_ ((void));
2383 void set_frame_cursor_types
P_ ((struct frame
*, Lisp_Object
));
2384 extern void syms_of_xdisp
P_ ((void));
2385 extern void init_xdisp
P_ ((void));
2386 extern Lisp_Object safe_eval
P_ ((Lisp_Object
));
2387 extern int pos_visible_p
P_ ((struct window
*, int, int *, int));
2389 /* Defined in vm-limit.c. */
2390 extern void memory_warnings
P_ ((POINTER_TYPE
*, void (*warnfun
) ()));
2392 /* Defined in alloc.c */
2393 extern void check_pure_size
P_ ((void));
2394 extern void allocate_string_data
P_ ((struct Lisp_String
*, int, int));
2395 extern void uninterrupt_malloc
P_ ((void));
2396 extern void malloc_warning
P_ ((char *));
2397 extern void memory_full
P_ ((void));
2398 extern void buffer_memory_full
P_ ((void));
2399 extern int survives_gc_p
P_ ((Lisp_Object
));
2400 extern void mark_object
P_ ((Lisp_Object
));
2401 extern Lisp_Object Vpurify_flag
;
2402 extern Lisp_Object Vmemory_full
;
2408 EXFUN (Flist
, MANY
);
2409 EXFUN (Fmake_list
, 2);
2410 extern Lisp_Object allocate_misc
P_ ((void));
2411 EXFUN (Fmake_vector
, 2);
2412 EXFUN (Fvector
, MANY
);
2413 EXFUN (Fmake_symbol
, 1);
2414 EXFUN (Fmake_marker
, 0);
2415 EXFUN (Fmake_string
, 2);
2416 extern Lisp_Object build_string
P_ ((const char *));
2417 extern Lisp_Object make_string
P_ ((const char *, int));
2418 extern Lisp_Object make_unibyte_string
P_ ((const char *, int));
2419 extern Lisp_Object make_multibyte_string
P_ ((const char *, int, int));
2420 extern Lisp_Object make_event_array
P_ ((int, Lisp_Object
*));
2421 extern Lisp_Object make_uninit_string
P_ ((int));
2422 extern Lisp_Object make_uninit_multibyte_string
P_ ((int, int));
2423 extern Lisp_Object make_string_from_bytes
P_ ((const char *, int, int));
2424 extern Lisp_Object make_specified_string
P_ ((const char *, int, int, int));
2425 EXFUN (Fpurecopy
, 1);
2426 extern Lisp_Object make_pure_string
P_ ((char *, int, int, int));
2427 extern Lisp_Object pure_cons
P_ ((Lisp_Object
, Lisp_Object
));
2428 extern Lisp_Object make_pure_vector
P_ ((EMACS_INT
));
2429 EXFUN (Fgarbage_collect
, 0);
2430 EXFUN (Fmake_byte_code
, MANY
);
2431 EXFUN (Fmake_bool_vector
, 2);
2432 extern Lisp_Object Qchar_table_extra_slots
;
2433 extern struct Lisp_Vector
*allocate_vector
P_ ((EMACS_INT
));
2434 extern struct Lisp_Vector
*allocate_other_vector
P_ ((EMACS_INT
));
2435 extern struct Lisp_Hash_Table
*allocate_hash_table
P_ ((void));
2436 extern struct window
*allocate_window
P_ ((void));
2437 extern struct frame
*allocate_frame
P_ ((void));
2438 extern struct Lisp_Process
*allocate_process
P_ ((void));
2439 extern int gc_in_progress
;
2440 extern int abort_on_gc
;
2441 extern Lisp_Object make_float
P_ ((double));
2442 extern void display_malloc_warning
P_ ((void));
2443 extern int inhibit_garbage_collection
P_ ((void));
2444 extern Lisp_Object make_save_value
P_ ((void *, int));
2445 extern void free_marker
P_ ((Lisp_Object
));
2446 extern void free_cons
P_ ((struct Lisp_Cons
*));
2447 extern void init_alloc_once
P_ ((void));
2448 extern void init_alloc
P_ ((void));
2449 extern void syms_of_alloc
P_ ((void));
2450 extern struct buffer
* allocate_buffer
P_ ((void));
2452 /* Defined in chartab.c */
2453 EXFUN (Fmake_char_table
, 2);
2454 EXFUN (Fchar_table_parent
, 1);
2455 EXFUN (Fset_char_table_parent
, 2);
2456 EXFUN (Fchar_table_extra_slot
, 2);
2457 EXFUN (Fset_char_table_extra_slot
, 3);
2458 EXFUN (Fchar_table_range
, 2);
2459 EXFUN (Fset_char_table_range
, 3);
2460 EXFUN (Fset_char_table_default
, 3);
2461 EXFUN (Foptimize_char_table
, 1);
2462 EXFUN (Fmap_char_table
, 2);
2463 extern Lisp_Object copy_char_table
P_ ((Lisp_Object
));
2464 extern Lisp_Object sub_char_table_ref
P_ ((Lisp_Object
, int));
2465 extern Lisp_Object char_table_ref
P_ ((Lisp_Object
, int));
2466 extern Lisp_Object char_table_ref_and_range
P_ ((Lisp_Object
, int,
2468 extern Lisp_Object char_table_set
P_ ((Lisp_Object
, int, Lisp_Object
));
2469 extern Lisp_Object char_table_set_range
P_ ((Lisp_Object
, int, int,
2471 extern int char_table_translate
P_ ((Lisp_Object
, int));
2472 extern void map_char_table
P_ ((void (*) (Lisp_Object
, Lisp_Object
,
2474 Lisp_Object
, Lisp_Object
, Lisp_Object
));
2475 extern void syms_of_chartab
P_ ((void));
2477 /* Defined in print.c */
2478 extern Lisp_Object Vprin1_to_string_buffer
;
2479 extern void debug_print
P_ ((Lisp_Object
));
2481 EXFUN (Fprin1_to_string
, 2);
2485 EXFUN (Ferror_message_string
, 1);
2486 extern Lisp_Object Vstandard_output
, Qstandard_output
;
2487 extern Lisp_Object Qexternal_debugging_output
;
2488 extern void temp_output_buffer_setup
P_ ((const char *));
2489 extern int print_level
, print_escape_newlines
;
2490 extern Lisp_Object Qprint_escape_newlines
;
2491 extern void write_string
P_ ((char *, int));
2492 extern void write_string_1
P_ ((char *, int, Lisp_Object
));
2493 extern void print_error_message
P_ ((Lisp_Object
, Lisp_Object
, char *, Lisp_Object
));
2494 extern Lisp_Object internal_with_output_to_temp_buffer
2495 P_ ((const char *, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2496 extern void float_to_string
P_ ((unsigned char *, double));
2497 extern void syms_of_print
P_ ((void));
2499 /* Defined in doprnt.c */
2500 extern int doprnt
P_ ((char *, int, char *, char *, int, char **));
2501 extern int doprnt_lisp
P_ ((char *, int, char *, char *, int, char **));
2503 /* Defined in lread.c */
2504 extern Lisp_Object Qvariable_documentation
, Qstandard_input
;
2505 extern Lisp_Object Vobarray
, initial_obarray
, Vstandard_input
;
2507 EXFUN (Fread_from_string
, 3);
2509 EXFUN (Fintern_soft
, 2);
2511 EXFUN (Fget_file_char
, 0);
2512 EXFUN (Fread_char
, 2);
2513 EXFUN (Fread_event
, 2);
2514 extern Lisp_Object read_filtered_event
P_ ((int, int, int, int));
2515 EXFUN (Feval_region
, 4);
2516 extern Lisp_Object intern
P_ ((const char *));
2517 extern Lisp_Object make_symbol
P_ ((char *));
2518 extern Lisp_Object oblookup
P_ ((Lisp_Object
, const char *, int, int));
2519 #define LOADHIST_ATTACH(x) \
2520 if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list)
2521 extern Lisp_Object Vcurrent_load_list
;
2522 extern Lisp_Object Vload_history
, Vload_suffixes
;
2523 extern int openp
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
,
2524 Lisp_Object
*, Lisp_Object
));
2525 extern int isfloat_string
P_ ((char *));
2526 extern void map_obarray
P_ ((Lisp_Object
, void (*) (Lisp_Object
, Lisp_Object
),
2528 extern void dir_warning
P_ ((char *, Lisp_Object
));
2529 extern void close_load_descs
P_ ((void));
2530 extern void init_obarray
P_ ((void));
2531 extern void init_lread
P_ ((void));
2532 extern void syms_of_lread
P_ ((void));
2534 /* Defined in eval.c */
2535 extern Lisp_Object Qautoload
, Qexit
, Qinteractive
, Qcommandp
, Qdefun
, Qmacro
;
2536 extern Lisp_Object Vinhibit_quit
, Qinhibit_quit
, Vquit_flag
;
2537 extern Lisp_Object Vautoload_queue
;
2538 extern Lisp_Object Vdebug_on_error
;
2539 extern Lisp_Object Vsignaling_function
;
2540 extern int handling_signal
;
2541 extern int interactive_p
P_ ((int));
2543 /* To run a normal hook, use the appropriate function from the list below.
2544 The calling convention:
2546 if (!NILP (Vrun_hooks))
2547 call1 (Vrun_hooks, Qmy_funny_hook);
2549 should no longer be used. */
2550 extern Lisp_Object Vrun_hooks
;
2551 EXFUN (Frun_hooks
, MANY
);
2552 EXFUN (Frun_hook_with_args
, MANY
);
2553 EXFUN (Frun_hook_with_args_until_success
, MANY
);
2554 EXFUN (Frun_hook_with_args_until_failure
, MANY
);
2555 extern Lisp_Object run_hook_list_with_args
P_ ((Lisp_Object
, int, Lisp_Object
*));
2556 extern void run_hook_with_args_2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2557 EXFUN (Fand
, UNEVALLED
);
2558 EXFUN (For
, UNEVALLED
);
2559 EXFUN (Fif
, UNEVALLED
);
2560 EXFUN (Fprogn
, UNEVALLED
);
2561 EXFUN (Fprog1
, UNEVALLED
);
2562 EXFUN (Fprog2
, UNEVALLED
);
2563 EXFUN (Fsetq
, UNEVALLED
);
2564 EXFUN (Fquote
, UNEVALLED
);
2565 EXFUN (Fuser_variable_p
, 1);
2566 EXFUN (Finteractive_p
, 0);
2567 EXFUN (Fdefun
, UNEVALLED
);
2568 EXFUN (Flet
, UNEVALLED
);
2569 EXFUN (FletX
, UNEVALLED
);
2570 EXFUN (Fwhile
, UNEVALLED
);
2571 EXFUN (Fcatch
, UNEVALLED
);
2572 EXFUN (Fthrow
, 2) NO_RETURN
;
2573 EXFUN (Funwind_protect
, UNEVALLED
);
2574 EXFUN (Fcondition_case
, UNEVALLED
);
2576 EXFUN (Fautoload
, 5);
2577 EXFUN (Fcommandp
, 2);
2579 EXFUN (Fapply
, MANY
);
2580 EXFUN (Ffuncall
, MANY
);
2581 EXFUN (Fbacktrace
, 0);
2582 extern Lisp_Object apply1
P_ ((Lisp_Object
, Lisp_Object
));
2583 extern Lisp_Object call0
P_ ((Lisp_Object
));
2584 extern Lisp_Object call1
P_ ((Lisp_Object
, Lisp_Object
));
2585 extern Lisp_Object call2
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2586 extern Lisp_Object call3
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2587 extern Lisp_Object call4
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2588 extern Lisp_Object call5
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2589 extern Lisp_Object call6
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
, Lisp_Object
));
2590 EXFUN (Fdo_auto_save
, 2);
2591 extern Lisp_Object apply_lambda
P_ ((Lisp_Object
, Lisp_Object
, int));
2592 extern Lisp_Object internal_catch
P_ ((Lisp_Object
, Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2593 extern Lisp_Object internal_condition_case
P_ ((Lisp_Object (*) (void), Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2594 extern Lisp_Object internal_condition_case_1
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2595 extern Lisp_Object internal_condition_case_2
P_ ((Lisp_Object (*) (int, Lisp_Object
*), int, Lisp_Object
*, Lisp_Object
, Lisp_Object (*) (Lisp_Object
)));
2596 extern void specbind
P_ ((Lisp_Object
, Lisp_Object
));
2597 extern void record_unwind_protect
P_ ((Lisp_Object (*) (Lisp_Object
), Lisp_Object
));
2598 extern Lisp_Object unbind_to
P_ ((int, Lisp_Object
));
2599 extern void error
P_ ((/* char *, ... */)) NO_RETURN
;
2600 extern void do_autoload
P_ ((Lisp_Object
, Lisp_Object
));
2601 extern Lisp_Object un_autoload
P_ ((Lisp_Object
));
2602 EXFUN (Ffetch_bytecode
, 1);
2603 extern void init_eval_once
P_ ((void));
2604 extern Lisp_Object safe_call
P_ ((int, Lisp_Object
*));
2605 extern Lisp_Object safe_call1
P_ ((Lisp_Object
, Lisp_Object
));
2606 extern void init_eval
P_ ((void));
2607 extern void syms_of_eval
P_ ((void));
2609 /* Defined in editfns.c */
2610 EXFUN (Fpropertize
, MANY
);
2611 EXFUN (Fcurrent_message
, 0);
2612 EXFUN (Fgoto_char
, 1);
2613 EXFUN (Fpoint_min_marker
, 0);
2614 EXFUN (Fpoint_max_marker
, 0);
2615 EXFUN (Fpoint_min
, 0);
2616 EXFUN (Fpoint_max
, 0);
2618 EXFUN (Fpoint_marker
, 0);
2619 EXFUN (Fmark_marker
, 0);
2620 EXFUN (Fline_beginning_position
, 1);
2621 EXFUN (Fline_end_position
, 1);
2622 EXFUN (Ffollowing_char
, 0);
2623 EXFUN (Fprevious_char
, 0);
2624 EXFUN (Fchar_after
, 1);
2625 EXFUN (Finsert
, MANY
);
2626 EXFUN (Finsert_and_inherit
, MANY
);
2627 EXFUN (Finsert_before_markers
, MANY
);
2628 EXFUN (Finsert_buffer_substring
, 3);
2629 EXFUN (Finsert_char
, 3);
2630 extern void insert1
P_ ((Lisp_Object
));
2635 EXFUN (Fformat
, MANY
);
2636 EXFUN (Fmessage
, MANY
);
2637 extern Lisp_Object format2
P_ ((char *, Lisp_Object
, Lisp_Object
));
2638 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2639 EXFUN (Fbuffer_substring
, 2);
2640 EXFUN (Fbuffer_string
, 0);
2641 extern Lisp_Object save_excursion_save
P_ ((void));
2642 extern Lisp_Object save_restriction_save
P_ ((void));
2643 extern Lisp_Object save_excursion_restore
P_ ((Lisp_Object
));
2644 extern Lisp_Object save_restriction_restore
P_ ((Lisp_Object
));
2645 EXFUN (Fchar_to_string
, 1);
2646 EXFUN (Fdelete_region
, 2);
2647 EXFUN (Fnarrow_to_region
, 2);
2649 EXFUN (Fuser_login_name
, 1);
2650 EXFUN (Fsystem_name
, 0);
2651 EXFUN (Fcurrent_time
, 0);
2652 extern int clip_to_bounds
P_ ((int, int, int));
2653 extern Lisp_Object make_buffer_string
P_ ((int, int, int));
2654 extern Lisp_Object make_buffer_string_both
P_ ((int, int, int, int, int));
2655 extern void init_editfns
P_ ((void));
2656 extern void syms_of_editfns
P_ ((void));
2657 EXFUN (Fcurrent_message
, 0);
2658 extern Lisp_Object Vinhibit_field_text_motion
;
2659 EXFUN (Fconstrain_to_field
, 5);
2660 EXFUN (Ffield_string
, 1);
2661 EXFUN (Fdelete_field
, 1);
2662 EXFUN (Ffield_beginning
, 3);
2663 EXFUN (Ffield_end
, 3);
2664 EXFUN (Ffield_string_no_properties
, 1);
2665 extern void set_time_zone_rule
P_ ((char *));
2667 /* defined in buffer.c */
2668 extern int mouse_face_overlay_overlaps
P_ ((Lisp_Object
));
2669 extern void nsberror
P_ ((Lisp_Object
));
2670 extern char *no_switch_window
P_ ((Lisp_Object window
));
2671 EXFUN (Fset_buffer_multibyte
, 1);
2672 EXFUN (Foverlay_start
, 1);
2673 EXFUN (Foverlay_end
, 1);
2674 extern void adjust_overlays_for_insert
P_ ((EMACS_INT
, EMACS_INT
));
2675 extern void adjust_overlays_for_delete
P_ ((EMACS_INT
, EMACS_INT
));
2676 extern void fix_overlays_in_range
P_ ((int, int));
2677 extern void report_overlay_modification
P_ ((Lisp_Object
, Lisp_Object
, int,
2678 Lisp_Object
, Lisp_Object
, Lisp_Object
));
2679 extern int overlay_touches_p
P_ ((int));
2680 extern Lisp_Object Vbuffer_alist
, Vinhibit_read_only
;
2681 EXFUN (Fget_buffer
, 1);
2682 EXFUN (Fget_buffer_create
, 1);
2683 EXFUN (Fgenerate_new_buffer_name
, 2);
2684 EXFUN (Fset_buffer
, 1);
2685 EXFUN (set_buffer_if_live
, 1);
2686 EXFUN (Fbarf_if_buffer_read_only
, 0);
2687 EXFUN (Fcurrent_buffer
, 0);
2688 EXFUN (Fswitch_to_buffer
, 2);
2689 EXFUN (Fpop_to_buffer
, 3);
2690 EXFUN (Fother_buffer
, 3);
2691 EXFUN (Foverlay_get
, 2);
2692 EXFUN (Fbuffer_modified_p
, 1);
2693 EXFUN (Fset_buffer_modified_p
, 1);
2694 EXFUN (Fkill_buffer
, 1);
2695 EXFUN (Fkill_all_local_variables
, 0);
2696 EXFUN (Fbuffer_disable_undo
, 1);
2697 EXFUN (Fbuffer_enable_undo
, 1);
2698 EXFUN (Ferase_buffer
, 0);
2699 extern Lisp_Object Qoverlayp
;
2700 extern Lisp_Object get_truename_buffer
P_ ((Lisp_Object
));
2701 extern struct buffer
*all_buffers
;
2702 EXFUN (Fprevious_overlay_change
, 1);
2703 EXFUN (Fbuffer_file_name
, 1);
2704 extern void init_buffer_once
P_ ((void));
2705 extern void init_buffer
P_ ((void));
2706 extern void syms_of_buffer
P_ ((void));
2707 extern void keys_of_buffer
P_ ((void));
2709 /* defined in marker.c */
2711 EXFUN (Fmarker_position
, 1);
2712 EXFUN (Fmarker_buffer
, 1);
2713 EXFUN (Fcopy_marker
, 2);
2714 EXFUN (Fset_marker
, 3);
2715 extern int marker_position
P_ ((Lisp_Object
));
2716 extern int marker_byte_position
P_ ((Lisp_Object
));
2717 extern void clear_charpos_cache
P_ ((struct buffer
*));
2718 extern int charpos_to_bytepos
P_ ((int));
2719 extern int buf_charpos_to_bytepos
P_ ((struct buffer
*, int));
2720 extern int buf_bytepos_to_charpos
P_ ((struct buffer
*, int));
2721 extern void unchain_marker
P_ ((struct Lisp_Marker
*marker
));
2722 extern Lisp_Object set_marker_restricted
P_ ((Lisp_Object
, Lisp_Object
, Lisp_Object
));
2723 extern Lisp_Object set_marker_both
P_ ((Lisp_Object
, Lisp_Object
, int, int));
2724 extern Lisp_Object set_marker_restricted_both
P_ ((Lisp_Object
, Lisp_Object
,
2726 extern void syms_of_marker
P_ ((void));
2728 /* Defined in fileio.c */
2730 extern Lisp_Object Qfile_error
;
2731 EXFUN (Ffind_file_name_handler
, 2);
2732 EXFUN (Ffile_name_as_directory
, 1);
2733 EXFUN (Fmake_temp_name
, 1);
2734 EXFUN (Fexpand_file_name
, 2);
2735 EXFUN (Ffile_name_nondirectory
, 1);
2736 EXFUN (Fsubstitute_in_file_name
, 1);
2737 EXFUN (Ffile_symlink_p
, 1);
2738 EXFUN (Fverify_visited_file_modtime
, 1);
2739 EXFUN (Ffile_exists_p
, 1);
2740 EXFUN (Ffile_name_absolute_p
, 1);
2741 EXFUN (Fdirectory_file_name
, 1);
2742 EXFUN (Ffile_name_directory
, 1);
2743 extern Lisp_Object expand_and_dir_to_file
P_ ((Lisp_Object
, Lisp_Object
));
2744 EXFUN (Ffile_accessible_directory_p
, 1);
2745 EXFUN (Funhandled_file_name_directory
, 1);
2746 EXFUN (Ffile_directory_p
, 1);
2747 EXFUN (Fwrite_region
, 7);
2748 EXFUN (Ffile_readable_p
, 1);
2749 EXFUN (Ffile_executable_p
, 1);
2750 EXFUN (Fread_file_name
, 6);
2751 extern Lisp_Object close_file_unwind
P_ ((Lisp_Object
));
2752 extern void report_file_error
P_ ((const char *, Lisp_Object
));
2753 extern int internal_delete_file
P_ ((Lisp_Object
));
2754 extern void syms_of_fileio
P_ ((void));
2755 EXFUN (Fmake_temp_name
, 1);
2756 extern void init_fileio_once
P_ ((void));
2757 extern Lisp_Object make_temp_name
P_ ((Lisp_Object
, int));
2759 /* Defined in abbrev.c */
2761 extern void syms_of_abbrev
P_ ((void));
2763 /* defined in search.c */
2764 extern void shrink_regexp_cache
P_ ((void));
2765 EXFUN (Fstring_match
, 3);
2766 extern void restore_match_data
P_ ((void));
2767 EXFUN (Fmatch_data
, 2);
2768 EXFUN (Fset_match_data
, 1);
2769 EXFUN (Fmatch_beginning
, 1);
2770 EXFUN (Fmatch_end
, 1);
2771 EXFUN (Flooking_at
, 1);
2772 extern int fast_string_match
P_ ((Lisp_Object
, Lisp_Object
));
2773 extern int fast_c_string_match_ignore_case
P_ ((Lisp_Object
, const char *));
2774 extern int scan_buffer
P_ ((int, int, int, int, int *, int));
2775 extern int scan_newline
P_ ((int, int, int, int, int, int));
2776 extern int find_next_newline
P_ ((int, int));
2777 extern int find_next_newline_no_quit
P_ ((int, int));
2778 extern int find_before_next_newline
P_ ((int, int, int));
2779 extern void syms_of_search
P_ ((void));
2781 /* defined in minibuf.c */
2783 extern Lisp_Object last_minibuf_string
;
2784 extern void choose_minibuf_frame
P_ ((void));
2785 EXFUN (Fcompleting_read
, 8);
2786 EXFUN (Fread_from_minibuffer
, 7);
2787 EXFUN (Fread_variable
, 2);
2788 EXFUN (Fread_buffer
, 3);
2789 EXFUN (Fread_minibuffer
, 2);
2790 EXFUN (Feval_minibuffer
, 2);
2791 EXFUN (Fread_string
, 5);
2792 EXFUN (Fread_no_blanks_input
, 3);
2793 extern Lisp_Object get_minibuffer
P_ ((int));
2794 extern void temp_echo_area_glyphs
P_ ((Lisp_Object
));
2795 extern void init_minibuf_once
P_ ((void));
2796 extern void syms_of_minibuf
P_ ((void));
2797 extern void keys_of_minibuf
P_ ((void));
2799 /* Defined in callint.c */
2801 extern Lisp_Object Qminus
, Qplus
, Vcurrent_prefix_arg
;
2802 extern Lisp_Object Vcommand_history
;
2803 extern Lisp_Object Qcall_interactively
, Qmouse_leave_buffer_hook
;
2804 EXFUN (Fcall_interactively
, 3);
2805 EXFUN (Fprefix_numeric_value
, 1);
2806 extern void syms_of_callint
P_ ((void));
2808 /* defined in casefiddle.c */
2810 EXFUN (Fdowncase
, 1);
2812 EXFUN (Fcapitalize
, 1);
2813 EXFUN (Fupcase_region
, 2);
2814 EXFUN (Fupcase_initials
, 1);
2815 EXFUN (Fupcase_initials_region
, 2);
2816 extern void syms_of_casefiddle
P_ ((void));
2817 extern void keys_of_casefiddle
P_ ((void));
2819 /* defined in casetab.c */
2821 EXFUN (Fset_case_table
, 1);
2822 EXFUN (Fset_standard_case_table
, 1);
2823 extern void init_casetab_once
P_ ((void));
2824 extern void syms_of_casetab
P_ ((void));
2826 /* defined in keyboard.c */
2829 extern Lisp_Object echo_message_buffer
;
2830 extern struct kboard
*echo_kboard
;
2831 extern void cancel_echoing
P_ ((void));
2832 extern Lisp_Object Qdisabled
, QCfilter
;
2833 extern Lisp_Object Vtty_erase_char
, Vhelp_form
, Vtop_level
;
2834 extern int input_pending
;
2835 EXFUN (Fdiscard_input
, 0);
2836 EXFUN (Frecursive_edit
, 0);
2837 EXFUN (Ftop_level
, 0);
2838 EXFUN (Fcommand_execute
, 4);
2839 EXFUN (Finput_pending_p
, 0);
2840 extern Lisp_Object menu_bar_items
P_ ((Lisp_Object
));
2841 extern Lisp_Object tool_bar_items
P_ ((Lisp_Object
, int *));
2842 extern Lisp_Object Qvertical_scroll_bar
;
2843 extern void discard_mouse_events
P_ ((void));
2844 EXFUN (Fevent_convert_list
, 1);
2845 EXFUN (Fread_key_sequence
, 5);
2846 EXFUN (Fset_input_mode
, 4);
2847 extern int detect_input_pending
P_ ((void));
2848 extern int detect_input_pending_run_timers
P_ ((int));
2849 extern void safe_run_hooks
P_ ((Lisp_Object
));
2850 extern void cmd_error_internal
P_ ((Lisp_Object
, char *));
2851 extern Lisp_Object command_loop_1
P_ ((void));
2852 extern Lisp_Object recursive_edit_1
P_ ((void));
2853 extern void record_auto_save
P_ ((void));
2854 extern void init_keyboard
P_ ((void));
2855 extern void syms_of_keyboard
P_ ((void));
2856 extern void keys_of_keyboard
P_ ((void));
2857 extern char *push_key_description
P_ ((unsigned int, char *, int));
2860 /* defined in indent.c */
2861 EXFUN (Fvertical_motion
, 2);
2862 EXFUN (Findent_to
, 2);
2863 EXFUN (Fcurrent_column
, 0);
2864 EXFUN (Fmove_to_column
, 2);
2865 extern double current_column
P_ ((void));
2866 extern void invalidate_current_column
P_ ((void));
2867 extern int indented_beyond_p
P_ ((int, int, double));
2868 extern void syms_of_indent
P_ ((void));
2870 /* defined in frame.c */
2871 extern Lisp_Object Qvisible
;
2872 extern void store_frame_param
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
2873 extern void store_in_alist
P_ ((Lisp_Object
*, Lisp_Object
, Lisp_Object
));
2874 extern Lisp_Object do_switch_frame
P_ ((Lisp_Object
, int, int));
2875 extern Lisp_Object get_frame_param
P_ ((struct frame
*, Lisp_Object
));
2876 extern Lisp_Object frame_buffer_predicate
P_ ((Lisp_Object
));
2878 EXFUN (Fselect_frame
, 2);
2879 EXFUN (Fselected_frame
, 0);
2880 EXFUN (Fwindow_frame
, 1);
2881 EXFUN (Fframe_root_window
, 1);
2882 EXFUN (Fframe_first_window
, 1);
2883 EXFUN (Fframe_selected_window
, 1);
2884 EXFUN (Fframe_list
, 0);
2885 EXFUN (Fnext_frame
, 2);
2886 EXFUN (Fdelete_frame
, 2);
2887 EXFUN (Fset_mouse_position
, 3);
2888 EXFUN (Fmake_frame_visible
, 1);
2889 EXFUN (Fmake_frame_invisible
, 2);
2890 EXFUN (Ficonify_frame
, 1);
2891 EXFUN (Fframe_visible_p
, 1);
2892 EXFUN (Fvisible_frame_list
, 0);
2893 EXFUN (Fframe_parameter
, 2);
2894 EXFUN (Fframe_parameters
, 1);
2895 EXFUN (Fmodify_frame_parameters
, 2);
2896 EXFUN (Fset_frame_height
, 3);
2897 EXFUN (Fset_frame_width
, 3);
2898 EXFUN (Fset_frame_size
, 3);
2899 EXFUN (Fset_frame_position
, 3);
2900 EXFUN (Fraise_frame
, 1);
2901 EXFUN (Fredirect_frame_focus
, 2);
2902 EXFUN (Fset_frame_selected_window
, 2);
2903 extern Lisp_Object frame_buffer_list
P_ ((Lisp_Object
));
2904 extern void frames_discard_buffer
P_ ((Lisp_Object
));
2905 extern void set_frame_buffer_list
P_ ((Lisp_Object
, Lisp_Object
));
2906 extern void frames_bury_buffer
P_ ((Lisp_Object
));
2907 extern void syms_of_frame
P_ ((void));
2909 /* defined in emacs.c */
2910 extern Lisp_Object decode_env_path
P_ ((char *, char *));
2911 extern Lisp_Object Vinvocation_name
, Vinvocation_directory
;
2912 extern Lisp_Object Vinstallation_directory
, empty_string
;
2913 EXFUN (Fkill_emacs
, 1);
2915 void fixup_locale
P_ ((void));
2916 void synchronize_system_messages_locale
P_ ((void));
2917 void synchronize_system_time_locale
P_ ((void));
2919 #define setlocale(category, locale)
2920 #define fixup_locale()
2921 #define synchronize_system_messages_locale()
2922 #define synchronize_system_time_locale()
2924 void shut_down_emacs
P_ ((int, int, Lisp_Object
));
2925 /* Nonzero means don't do interactive redisplay and don't change tty modes */
2926 extern int noninteractive
;
2927 /* Nonzero means don't do use window-system-specific display code */
2928 extern int inhibit_window_system
;
2929 /* Nonzero means that a filter or a sentinel is running. */
2930 extern int running_asynch_code
;
2932 /* defined in process.c */
2933 EXFUN (Fget_process
, 1);
2934 EXFUN (Fget_buffer_process
, 1);
2935 EXFUN (Fprocessp
, 1);
2936 EXFUN (Fprocess_status
, 1);
2937 EXFUN (Fkill_process
, 2);
2938 EXFUN (Fprocess_send_eof
, 1);
2939 EXFUN (Fwaiting_for_user_input_p
, 0);
2940 extern Lisp_Object Qprocessp
;
2941 extern void kill_buffer_processes
P_ ((Lisp_Object
));
2942 extern int wait_reading_process_input
P_ ((int, int, Lisp_Object
, int));
2943 extern void deactivate_process
P_ ((Lisp_Object
));
2944 extern void add_keyboard_wait_descriptor
P_ ((int));
2945 extern void delete_keyboard_wait_descriptor
P_ ((int));
2946 extern void close_process_descs
P_ ((void));
2947 extern void status_notify
P_ ((void));
2948 extern int read_process_output
P_ ((Lisp_Object
, int));
2949 extern void init_process
P_ ((void));
2950 extern void syms_of_process
P_ ((void));
2951 extern void setup_process_coding_systems
P_ ((Lisp_Object
));
2953 /* defined in callproc.c */
2954 extern Lisp_Object Vexec_path
, Vexec_suffixes
,
2955 Vexec_directory
, Vdata_directory
;
2956 extern Lisp_Object Vdoc_directory
;
2957 EXFUN (Fcall_process
, MANY
);
2958 extern int child_setup
P_ ((int, int, int, char **, int, Lisp_Object
));
2959 extern void init_callproc_1
P_ ((void));
2960 extern void init_callproc
P_ ((void));
2961 extern void set_process_environment
P_ ((void));
2962 extern void syms_of_callproc
P_ ((void));
2964 /* defined in doc.c */
2965 extern Lisp_Object Vdoc_file_name
;
2966 EXFUN (Fsubstitute_command_keys
, 1);
2967 EXFUN (Fdocumentation
, 2);
2968 EXFUN (Fdocumentation_property
, 3);
2969 extern Lisp_Object read_doc_string
P_ ((Lisp_Object
));
2970 extern Lisp_Object get_doc_string
P_ ((Lisp_Object
, int, int));
2971 extern void syms_of_doc
P_ ((void));
2972 extern int read_bytecode_char
P_ ((int));
2974 /* defined in bytecode.c */
2975 extern Lisp_Object Qbytecode
;
2976 EXFUN (Fbyte_code
, 3);
2977 extern void syms_of_bytecode
P_ ((void));
2978 extern struct byte_stack
*byte_stack_list
;
2979 extern void mark_byte_stack
P_ ((void));
2980 extern void unmark_byte_stack
P_ ((void));
2982 /* defined in macros.c */
2983 extern Lisp_Object Qexecute_kbd_macro
;
2984 EXFUN (Fexecute_kbd_macro
, 3);
2985 EXFUN (Fcancel_kbd_macro_events
, 0);
2986 extern void init_macros
P_ ((void));
2987 extern void syms_of_macros
P_ ((void));
2989 /* defined in undo.c */
2990 extern Lisp_Object Qinhibit_read_only
;
2991 EXFUN (Fundo_boundary
, 0);
2992 extern Lisp_Object truncate_undo_list
P_ ((Lisp_Object
, int, int));
2993 extern void record_marker_adjustment
P_ ((Lisp_Object
, int));
2994 extern void record_insert
P_ ((int, int));
2995 extern void record_delete
P_ ((int, Lisp_Object
));
2996 extern void record_first_change
P_ ((void));
2997 extern void record_change
P_ ((int, int));
2998 extern void record_property_change
P_ ((int, int, Lisp_Object
, Lisp_Object
,
3000 extern void syms_of_undo
P_ ((void));
3002 /* defined in textprop.c */
3003 extern Lisp_Object Qfont
, Qmouse_face
;
3004 extern Lisp_Object Qinsert_in_front_hooks
, Qinsert_behind_hooks
;
3005 EXFUN (Fnext_single_property_change
, 4);
3006 EXFUN (Fnext_single_char_property_change
, 4);
3007 EXFUN (Fprevious_single_property_change
, 4);
3008 EXFUN (Fget_text_property
, 3);
3009 EXFUN (Fput_text_property
, 5);
3010 EXFUN (Fprevious_char_property_change
, 2);
3011 EXFUN (Fnext_char_property_change
, 2);
3012 extern void report_interval_modification
P_ ((Lisp_Object
, Lisp_Object
));
3013 extern Lisp_Object next_single_char_property_change
P_ ((Lisp_Object
,
3018 /* defined in xmenu.c */
3019 EXFUN (Fx_popup_menu
, 2);
3020 EXFUN (Fx_popup_dialog
, 2);
3021 extern void syms_of_xmenu
P_ ((void));
3022 extern int popup_activated_flag
;
3024 /* defined in sysdep.c */
3025 extern void stuff_char
P_ ((char c
));
3026 extern void init_sigio
P_ ((int));
3027 extern void request_sigio
P_ ((void));
3028 extern void unrequest_sigio
P_ ((void));
3029 extern void reset_sys_modes
P_ ((void));
3030 extern void sys_subshell
P_ ((void));
3031 extern void sys_suspend
P_ ((void));
3032 extern void discard_tty_input
P_ ((void));
3033 extern void init_sys_modes
P_ ((void));
3034 extern void reset_sys_modes
P_ ((void));
3035 extern void get_frame_size
P_ ((int *, int *));
3036 extern void wait_for_termination
P_ ((int));
3037 extern void flush_pending_output
P_ ((int));
3038 extern void child_setup_tty
P_ ((int));
3039 extern void setup_pty
P_ ((int));
3040 extern int set_window_size
P_ ((int, int, int));
3041 extern void create_process
P_ ((Lisp_Object
, char **, Lisp_Object
));
3042 extern int tabs_safe_p
P_ ((void));
3043 extern void init_baud_rate
P_ ((void));
3044 extern int emacs_open
P_ ((const char *, int, int));
3045 extern int emacs_close
P_ ((int));
3046 extern int emacs_read
P_ ((int, char *, unsigned int));
3047 extern int emacs_write
P_ ((int, const char *, unsigned int));
3049 /* defined in filelock.c */
3050 EXFUN (Funlock_buffer
, 0);
3051 EXFUN (Ffile_locked_p
, 1);
3052 extern void unlock_all_files
P_ ((void));
3053 extern void lock_file
P_ ((Lisp_Object
));
3054 extern void unlock_file
P_ ((Lisp_Object
));
3055 extern void unlock_buffer
P_ ((struct buffer
*));
3056 extern void syms_of_filelock
P_ ((void));
3057 extern void init_filelock
P_ ((void));
3059 /* Defined in sound.c */
3060 extern void syms_of_sound
P_ ((void));
3061 extern void init_sound
P_ ((void));
3063 /* Defined in category.c */
3064 extern void init_category_once
P_ ((void));
3065 extern Lisp_Object char_category_set
P_ ((int));
3066 extern void syms_of_category
P_ ((void));
3068 /* Defined in ccl.c */
3069 extern void syms_of_ccl
P_ ((void));
3071 /* Defined in dired.c */
3072 EXFUN (Ffile_attributes
, 1);
3073 extern void syms_of_dired
P_ ((void));
3075 /* Defined in term.c */
3076 extern void syms_of_term
P_ ((void));
3077 extern void fatal () NO_RETURN
;
3079 #ifdef HAVE_X_WINDOWS
3080 /* Defined in fontset.c */
3081 extern void syms_of_fontset
P_ ((void));
3082 EXFUN (Fset_fontset_font
, 5);
3083 EXFUN (Fnew_fontset
, 2);
3086 /* Defined in xfaces.c */
3087 extern void syms_of_xfaces
P_ ((void));
3089 /* Defined in getloadavg.c */
3090 extern int getloadavg
P_ ((double *, int));
3092 #ifdef HAVE_X_WINDOWS
3093 /* Defined in xfns.c */
3094 extern void syms_of_xfns
P_ ((void));
3095 extern void init_xfns
P_ ((void));
3096 extern Lisp_Object Vx_resource_name
;
3097 extern Lisp_Object Vx_resource_class
;
3098 EXFUN (Fxw_display_color_p
, 1);
3099 EXFUN (Fx_file_dialog
, 4);
3100 #endif /* HAVE_X_WINDOWS */
3102 /* Defined in xsmfns.c */
3103 extern void syms_of_xsmfns
P_ ((void));
3105 /* Defined in xselect.c */
3106 extern void syms_of_xselect
P_ ((void));
3108 /* Defined in xterm.c */
3109 extern void syms_of_xterm
P_ ((void));
3111 /* Defined in getloadavg.c */
3112 extern int getloadavg
P_ ((double [], int));
3114 /* Nonzero means Emacs has already been initialized.
3115 Used during startup to detect startup of dumped Emacs. */
3116 extern int initialized
;
3118 extern int immediate_quit
; /* Nonzero means ^G can quit instantly */
3120 extern POINTER_TYPE
*xmalloc
P_ ((size_t));
3121 extern POINTER_TYPE
*xrealloc
P_ ((POINTER_TYPE
*, size_t));
3122 extern void xfree
P_ ((POINTER_TYPE
*));
3124 extern char *xstrdup
P_ ((const char *));
3127 extern char *egetenv
P_ ((char *));
3130 /* Set up the name of the machine we're running on. */
3131 extern void init_system_name
P_ ((void));
3133 /* Some systems (e.g., NT) use a different path separator than Unix,
3134 in addition to a device separator. Default the path separator
3135 to '/', and don't test for a device separator in IS_ANY_SEP. */
3138 extern Lisp_Object Vdirectory_sep_char
;
3141 #ifndef DIRECTORY_SEP
3142 #define DIRECTORY_SEP '/'
3144 #ifndef IS_DIRECTORY_SEP
3145 #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP)
3147 #ifndef IS_DEVICE_SEP
3149 #define IS_DEVICE_SEP(_c_) 0
3151 #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP)
3155 #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_))
3158 #ifdef SWITCH_ENUM_BUG
3159 #define SWITCH_ENUM_CAST(x) ((int)(x))
3161 #define SWITCH_ENUM_CAST(x) (x)
3164 /* Loop over Lisp list LIST. Signal an error if LIST is not a proper
3165 list, or if it contains circles.
3167 HARE and TORTOISE should be the names of Lisp_Object variables, and
3168 N should be the name of an EMACS_INT variable declared in the
3169 function where the macro is used. Each nested loop should use
3172 In the loop body, HARE is set to each cons of LIST, and N is the
3173 length of the list processed so far. */
3175 #define LIST_END_P(list, obj) \
3180 : (wrong_type_argument (Qlistp, (list))), 1))
3182 #define FOREACH(hare, list, tortoise, n) \
3183 for (tortoise = hare = (list), n = 0; \
3184 !LIST_END_P (list, hare); \
3185 (hare = XCDR (hare), ++n, \
3187 ? (tortoise = XCDR (tortoise), \
3188 (EQ (hare, tortoise) \
3189 && (circular_list_error ((list)), 1))) \
3192 /* The ubiquitous min and max macros. */
3198 #define min(a, b) ((a) < (b) ? (a) : (b))
3199 #define max(a, b) ((a) > (b) ? (a) : (b))
3201 /* Return a fixnum or float, depending on whether VAL fits in a Lisp
3204 #define make_fixnum_or_float(val) \
3205 (FIXNUM_OVERFLOW_P (val) \
3206 ? make_float (val) \
3207 : make_number ((EMACS_INT)(val)))