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3cfe6dfd | 1 | /* Fundamental definitions for GNU Emacs Lisp interpreter. |
39eec98f | 2 | Copyright (C) 1985,86,87,93,94,95,97,98,1999,2000,01,02,03,2004 |
f05d7ea2 | 3 | Free Software Foundation, Inc. |
3cfe6dfd JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
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 | |
4746118a | 9 | the Free Software Foundation; either version 2, or (at your option) |
3cfe6dfd JB |
10 | any later version. |
11 | ||
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. | |
16 | ||
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 | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
3cfe6dfd | 21 | |
3060873a DL |
22 | #ifndef EMACS_LISP_H |
23 | #define EMACS_LISP_H | |
24 | ||
5010d3b8 | 25 | /* Declare the prototype for a general external function. */ |
9043c90a | 26 | #if defined (PROTOTYPES) || defined (WINDOWSNT) |
5010d3b8 GM |
27 | #define P_(proto) proto |
28 | #else | |
29 | #define P_(proto) () | |
30 | #endif | |
31 | ||
97305dec | 32 | #if 0 |
35f464a7 GM |
33 | /* Define this temporarily to hunt a bug. If defined, the size of |
34 | strings is redundantly recorded in sdata structures so that it can | |
35 | be compared to the sizes recorded in Lisp strings. */ | |
36 | ||
37 | #define GC_CHECK_STRING_BYTES 1 | |
03628814 | 38 | #endif /* 0 */ |
35f464a7 | 39 | |
3cfe6dfd | 40 | |
ce99fd65 | 41 | /* These are default choices for the types to use. */ |
68c45bf0 PE |
42 | #ifdef _LP64 |
43 | #ifndef EMACS_INT | |
44 | #define EMACS_INT long | |
45 | #define BITS_PER_EMACS_INT BITS_PER_LONG | |
46 | #endif | |
47 | #ifndef EMACS_UINT | |
48 | #define EMACS_UINT unsigned long | |
49 | #endif | |
50 | #else /* not _LP64 */ | |
ce99fd65 RS |
51 | #ifndef EMACS_INT |
52 | #define EMACS_INT int | |
1747fb16 | 53 | #define BITS_PER_EMACS_INT BITS_PER_INT |
ce99fd65 RS |
54 | #endif |
55 | #ifndef EMACS_UINT | |
56 | #define EMACS_UINT unsigned int | |
57 | #endif | |
68c45bf0 | 58 | #endif |
ce99fd65 | 59 | |
e0b8c689 KR |
60 | /* Extra internal type checking? */ |
61 | extern int suppress_checking; | |
e0b8c689 | 62 | extern void die P_((const char *, const char *, int)); |
c6129d7e KR |
63 | |
64 | #ifdef ENABLE_CHECKING | |
65 | ||
6cbe2e28 | 66 | #define CHECK(check,msg) (((check) || suppress_checking \ |
7eb9e30d | 67 | ? (void) 0 \ |
6cbe2e28 | 68 | : die ((msg), __FILE__, __LINE__)), \ |
c6129d7e | 69 | 0) |
e0b8c689 | 70 | #else |
c6129d7e | 71 | |
e0b8c689 KR |
72 | /* Produce same side effects and result, but don't complain. */ |
73 | #define CHECK(check,msg) ((check),0) | |
c6129d7e | 74 | |
e0b8c689 | 75 | #endif |
c6129d7e | 76 | |
c98863bf | 77 | /* Used for making sure that Emacs is compilable in all |
1fb04659 | 78 | configurations. */ |
c98863bf GM |
79 | |
80 | #ifdef USE_LISP_UNION_TYPE | |
81 | #undef NO_UNION_TYPE | |
82 | #endif | |
83 | ||
e0b8c689 KR |
84 | /* Define an Emacs version of "assert", since some system ones are |
85 | flaky. */ | |
3694b4ab GM |
86 | #ifndef ENABLE_CHECKING |
87 | #define eassert(X) (void) 0 | |
88 | #else /* ENABLE_CHECKING */ | |
e0b8c689 KR |
89 | #if defined (__GNUC__) && __GNUC__ >= 2 && defined (__STDC__) |
90 | #define eassert(cond) CHECK(cond,"assertion failed: " #cond) | |
91 | #else | |
92 | #define eassert(cond) CHECK(cond,"assertion failed") | |
93 | #endif | |
3694b4ab | 94 | #endif /* ENABLE_CHECKING */ |
e0b8c689 | 95 | |
99a3d506 | 96 | /* Define the fundamental Lisp data structures. */ |
3cfe6dfd | 97 | |
99a3d506 | 98 | /* This is the set of Lisp data types. */ |
3cfe6dfd JB |
99 | |
100 | enum Lisp_Type | |
101 | { | |
99a3d506 | 102 | /* Integer. XINT (obj) is the integer value. */ |
3cfe6dfd JB |
103 | Lisp_Int, |
104 | ||
99a3d506 | 105 | /* Symbol. XSYMBOL (object) points to a struct Lisp_Symbol. */ |
3cfe6dfd JB |
106 | Lisp_Symbol, |
107 | ||
84d1833e KH |
108 | /* Miscellaneous. XMISC (object) points to a union Lisp_Misc, |
109 | whose first member indicates the subtype. */ | |
110 | Lisp_Misc, | |
3cfe6dfd JB |
111 | |
112 | /* String. XSTRING (object) points to a struct Lisp_String. | |
99a3d506 | 113 | The length of the string, and its contents, are stored therein. */ |
3cfe6dfd JB |
114 | Lisp_String, |
115 | ||
b5088f80 | 116 | /* Vector of Lisp objects, or something resembling it. |
7c06ac2b | 117 | XVECTOR (object) points to a struct Lisp_Vector, which contains |
b5088f80 KH |
118 | the size and contents. The size field also contains the type |
119 | information, if it's not a real vector object. */ | |
120 | Lisp_Vectorlike, | |
3cfe6dfd | 121 | |
99a3d506 | 122 | /* Cons. XCONS (object) points to a struct Lisp_Cons. */ |
3cfe6dfd JB |
123 | Lisp_Cons, |
124 | ||
20280af7 | 125 | Lisp_Float, |
4d1207f6 RS |
126 | |
127 | /* This is not a type code. It is for range checking. */ | |
e2ba196c | 128 | Lisp_Type_Limit |
3cfe6dfd JB |
129 | }; |
130 | ||
a32fa736 | 131 | /* This is the set of data types that share a common structure. |
c98adc1b KH |
132 | The first member of the structure is a type code from this set. |
133 | The enum values are arbitrary, but we'll use large numbers to make it | |
134 | more likely that we'll spot the error if a random word in memory is | |
135 | mistakenly interpreted as a Lisp_Misc. */ | |
1c4ca5a3 KH |
136 | enum Lisp_Misc_Type |
137 | { | |
c98adc1b | 138 | Lisp_Misc_Free = 0x5eab, |
84d1833e | 139 | Lisp_Misc_Marker, |
ee4c9ce4 KH |
140 | Lisp_Misc_Intfwd, |
141 | Lisp_Misc_Boolfwd, | |
142 | Lisp_Misc_Objfwd, | |
7d65f1c2 KH |
143 | Lisp_Misc_Buffer_Objfwd, |
144 | Lisp_Misc_Buffer_Local_Value, | |
ce7d8eec | 145 | Lisp_Misc_Some_Buffer_Local_Value, |
99a3d506 | 146 | Lisp_Misc_Overlay, |
32462604 | 147 | Lisp_Misc_Kboard_Objfwd, |
222151aa | 148 | Lisp_Misc_Save_Value, |
99a3d506 RS |
149 | /* Currently floats are not a misc type, |
150 | but let's define this in case we want to change that. */ | |
151 | Lisp_Misc_Float, | |
152 | /* This is not a type code. It is for range checking. */ | |
153 | Lisp_Misc_Limit | |
1c4ca5a3 KH |
154 | }; |
155 | ||
e2ba196c KH |
156 | #ifndef GCTYPEBITS |
157 | #define GCTYPEBITS 3 | |
158 | #endif | |
159 | ||
5f6bf5fe SM |
160 | /* These values are overridden by the m- file on some machines. */ |
161 | #ifndef VALBITS | |
31003b9e | 162 | #define VALBITS (BITS_PER_EMACS_INT - GCTYPEBITS) |
5f6bf5fe SM |
163 | #endif |
164 | ||
3cfe6dfd JB |
165 | #ifndef NO_UNION_TYPE |
166 | ||
c451d7b1 | 167 | #ifndef WORDS_BIG_ENDIAN |
3cfe6dfd JB |
168 | |
169 | /* Definition of Lisp_Object for little-endian machines. */ | |
170 | ||
171 | typedef | |
172 | union Lisp_Object | |
173 | { | |
174 | /* Used for comparing two Lisp_Objects; | |
99a3d506 | 175 | also, positive integers can be accessed fast this way. */ |
5c20a7bf | 176 | EMACS_INT i; |
3cfe6dfd JB |
177 | |
178 | struct | |
179 | { | |
5c20a7bf | 180 | EMACS_INT val : VALBITS; |
b15aa9f9 | 181 | enum Lisp_Type type : GCTYPEBITS; |
3cfe6dfd JB |
182 | } s; |
183 | struct | |
184 | { | |
5c20a7bf | 185 | EMACS_UINT val : VALBITS; |
b15aa9f9 | 186 | enum Lisp_Type type : GCTYPEBITS; |
3cfe6dfd | 187 | } u; |
3cfe6dfd JB |
188 | } |
189 | Lisp_Object; | |
190 | ||
c451d7b1 | 191 | #else /* If WORDS_BIG_ENDIAN */ |
3cfe6dfd JB |
192 | |
193 | typedef | |
194 | union Lisp_Object | |
195 | { | |
196 | /* Used for comparing two Lisp_Objects; | |
99a3d506 | 197 | also, positive integers can be accessed fast this way. */ |
5c20a7bf | 198 | EMACS_INT i; |
3cfe6dfd JB |
199 | |
200 | struct | |
201 | { | |
b15aa9f9 | 202 | enum Lisp_Type type : GCTYPEBITS; |
5c20a7bf | 203 | EMACS_INT val : VALBITS; |
3cfe6dfd JB |
204 | } s; |
205 | struct | |
206 | { | |
b15aa9f9 | 207 | enum Lisp_Type type : GCTYPEBITS; |
5c20a7bf | 208 | EMACS_UINT val : VALBITS; |
3cfe6dfd | 209 | } u; |
3cfe6dfd JB |
210 | } |
211 | Lisp_Object; | |
212 | ||
c451d7b1 | 213 | #endif /* WORDS_BIG_ENDIAN */ |
3cfe6dfd | 214 | |
f3fbd155 KR |
215 | #ifdef __GNUC__ |
216 | static __inline__ Lisp_Object | |
217 | LISP_MAKE_RVALUE (Lisp_Object o) | |
218 | { | |
219 | return o; | |
220 | } | |
221 | #else | |
f2ba34f4 KR |
222 | /* This isn't quite right - it keeps the argument as an lvalue. |
223 | Making it const via casting would help avoid code actually | |
224 | modifying the location in question, but the casting could cover | |
225 | other type-related bugs. */ | |
226 | #define LISP_MAKE_RVALUE(o) (o) | |
f3fbd155 KR |
227 | #endif |
228 | ||
3cfe6dfd JB |
229 | #endif /* NO_UNION_TYPE */ |
230 | ||
231 | ||
1c5ca8b6 | 232 | /* If union type is not wanted, define Lisp_Object as just a number. */ |
3cfe6dfd JB |
233 | |
234 | #ifdef NO_UNION_TYPE | |
627a9502 | 235 | #define Lisp_Object EMACS_INT |
f3fbd155 | 236 | #define LISP_MAKE_RVALUE(o) (0+(o)) |
1c5ca8b6 | 237 | #endif /* NO_UNION_TYPE */ |
3cfe6dfd | 238 | |
846d69ac RS |
239 | /* Two flags that are set during GC. On some machines, these flags |
240 | are defined differently by the m- file. */ | |
241 | ||
00baad70 | 242 | /* In the size word of a vector, this bit means the vector has been marked. */ |
846d69ac RS |
243 | |
244 | #ifndef ARRAY_MARK_FLAG | |
7ad43554 | 245 | #define ARRAY_MARK_FLAG ((EMACS_INT) ((EMACS_UINT) 1 << (VALBITS + GCTYPEBITS - 1))) |
846d69ac RS |
246 | #endif /* no ARRAY_MARK_FLAG */ |
247 | ||
b5088f80 KH |
248 | /* In the size word of a struct Lisp_Vector, this bit means it's really |
249 | some other vector-like object. */ | |
250 | #ifndef PSEUDOVECTOR_FLAG | |
251 | #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG) | |
252 | #endif | |
253 | ||
303a5c93 | 254 | /* In a pseudovector, the size field actually contains a word with one |
b5088f80 KH |
255 | PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to |
256 | indicate the actual type. */ | |
99a3d506 RS |
257 | enum pvec_type |
258 | { | |
259 | PVEC_NORMAL_VECTOR = 0, | |
99a3d506 RS |
260 | PVEC_PROCESS = 0x200, |
261 | PVEC_FRAME = 0x400, | |
262 | PVEC_COMPILED = 0x800, | |
263 | PVEC_WINDOW = 0x1000, | |
264 | PVEC_WINDOW_CONFIGURATION = 0x2000, | |
265 | PVEC_SUBR = 0x4000, | |
608ff985 RS |
266 | PVEC_CHAR_TABLE = 0x8000, |
267 | PVEC_BOOL_VECTOR = 0x10000, | |
268 | PVEC_BUFFER = 0x20000, | |
5010d3b8 | 269 | PVEC_HASH_TABLE = 0x40000, |
cee971ad | 270 | PVEC_TYPE_MASK = 0x7fe00 |
e2c0561e | 271 | |
cee971ad GM |
272 | #if 0 /* This is used to make the value of PSEUDOVECTOR_FLAG available to |
273 | GDB. It doesn't work on OS Alpha. Moved to a variable in | |
274 | emacs.c. */ | |
e3d48049 | 275 | PVEC_FLAG = PSEUDOVECTOR_FLAG |
cee971ad | 276 | #endif |
99a3d506 | 277 | }; |
b5088f80 KH |
278 | |
279 | /* For convenience, we also store the number of elements in these bits. */ | |
608ff985 | 280 | #define PSEUDOVECTOR_SIZE_MASK 0x1ff |
4435a68a AS |
281 | |
282 | /* Number of bits to put in each character in the internal representation | |
283 | of bool vectors. This should not vary across implementations. */ | |
284 | #define BOOL_VECTOR_BITS_PER_CHAR 8 | |
3cfe6dfd | 285 | \f |
9aa0928d SM |
286 | /***** Select the tagging scheme. *****/ |
287 | ||
288 | /* First, try and define DECL_ALIGN(type,var) which declares a static | |
289 | variable VAR of type TYPE with the added requirement that it be | |
290 | TYPEBITS-aligned. */ | |
1b35bdf4 | 291 | #if defined USE_LSB_TAG && !defined DECL_ALIGN |
9aa0928d | 292 | /* What compiler directive should we use for non-gcc compilers? -stef */ |
1b35bdf4 SM |
293 | # if defined (__GNUC__) |
294 | # define DECL_ALIGN(type, var) \ | |
9aa0928d | 295 | type __attribute__ ((__aligned__ (1 << GCTYPEBITS))) var |
1b35bdf4 SM |
296 | # else |
297 | # error "USE_LSB_TAG used without defining DECL_ALIGN" | |
298 | # endif | |
9aa0928d SM |
299 | #endif |
300 | ||
301 | #ifndef USE_LSB_TAG | |
302 | /* Just remove the alignment annotation if we don't use it. */ | |
5335a4ee | 303 | #undef DECL_ALIGN |
9aa0928d SM |
304 | #define DECL_ALIGN(type, var) type var |
305 | #endif | |
306 | ||
307 | \f | |
3cfe6dfd JB |
308 | /* These macros extract various sorts of values from a Lisp_Object. |
309 | For example, if tem is a Lisp_Object whose type is Lisp_Cons, | |
99a3d506 | 310 | XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */ |
3cfe6dfd JB |
311 | |
312 | #ifdef NO_UNION_TYPE | |
313 | ||
9aa0928d SM |
314 | #ifdef USE_LSB_TAG |
315 | ||
316 | #define TYPEMASK ((((EMACS_INT) 1) << GCTYPEBITS) - 1) | |
317 | #define XTYPE(a) ((enum Lisp_Type) (((EMACS_UINT) (a)) & TYPEMASK)) | |
318 | #define XINT(a) (((EMACS_INT) (a)) >> GCTYPEBITS) | |
319 | #define XUINT(a) (((EMACS_UINT) (a)) >> GCTYPEBITS) | |
320 | #define XSET(var, type, ptr) \ | |
321 | (eassert (XTYPE (ptr) == 0), /* Check alignment. */ \ | |
322 | (var) = ((EMACS_INT) (type)) | ((EMACS_INT) (ptr))) | |
323 | #define make_number(N) (((EMACS_INT) (N)) << GCTYPEBITS) | |
324 | ||
325 | /* XFASTINT and XSETFASTINT are for use when the integer is known to be | |
326 | positive, in which case the implementation can sometimes be faster | |
327 | depending on the tagging scheme. With USE_LSB_TAG, there's no benefit. */ | |
328 | #define XFASTINT(a) XINT (a) | |
329 | #define XSETFASTINT(a, b) ((a) = make_number (b)) | |
330 | ||
331 | #define XPNTR(a) ((EMACS_INT) ((a) & ~TYPEMASK)) | |
332 | ||
333 | #else /* not USE_LSB_TAG */ | |
334 | ||
7ad43554 SM |
335 | #define VALMASK ((((EMACS_INT) 1) << VALBITS) - 1) |
336 | ||
3cfe6dfd JB |
337 | /* One need to override this if there must be high bits set in data space |
338 | (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work | |
a32fa736 | 339 | on all machines, but would penalize machines which don't need it) |
3cfe6dfd | 340 | */ |
31003b9e | 341 | #define XTYPE(a) ((enum Lisp_Type) (((EMACS_UINT) (a)) >> VALBITS)) |
3cfe6dfd | 342 | |
221f4ef3 KH |
343 | /* For integers known to be positive, XFASTINT provides fast retrieval |
344 | and XSETFASTINT provides fast storage. This takes advantage of the | |
7ad43554 | 345 | fact that Lisp_Int is 0. */ |
e43ec785 | 346 | #define XFASTINT(a) ((a) + 0) |
221f4ef3 | 347 | #define XSETFASTINT(a, b) ((a) = (b)) |
3cfe6dfd JB |
348 | |
349 | /* Extract the value of a Lisp_Object as a signed integer. */ | |
350 | ||
351 | #ifndef XINT /* Some machines need to do this differently. */ | |
73a662ef SM |
352 | #define XINT(a) ((((EMACS_INT) (a)) << (BITS_PER_EMACS_INT - VALBITS)) \ |
353 | >> (BITS_PER_EMACS_INT - VALBITS)) | |
3cfe6dfd JB |
354 | #endif |
355 | ||
356 | /* Extract the value as an unsigned integer. This is a basis | |
357 | for extracting it as a pointer to a structure in storage. */ | |
358 | ||
359 | #ifndef XUINT | |
c98863bf | 360 | #define XUINT(a) ((EMACS_UINT) ((a) & VALMASK)) |
3cfe6dfd JB |
361 | #endif |
362 | ||
3cfe6dfd JB |
363 | #ifndef XSET |
364 | #define XSET(var, type, ptr) \ | |
627a9502 | 365 | ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK)) |
3cfe6dfd JB |
366 | #endif |
367 | ||
b7acde90 KH |
368 | /* Convert a C integer into a Lisp_Object integer. */ |
369 | ||
370 | #define make_number(N) \ | |
371 | ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS) | |
372 | ||
9aa0928d SM |
373 | #endif /* not USE_LSB_TAG */ |
374 | ||
7ad43554 | 375 | #define EQ(x, y) ((x) == (y)) |
3cfe6dfd | 376 | |
7ad43554 | 377 | #else /* not NO_UNION_TYPE */ |
3cfe6dfd JB |
378 | |
379 | #define XTYPE(a) ((enum Lisp_Type) (a).u.type) | |
3cfe6dfd | 380 | |
221f4ef3 KH |
381 | /* For integers known to be positive, XFASTINT provides fast retrieval |
382 | and XSETFASTINT provides fast storage. This takes advantage of the | |
383 | fact that Lisp_Int is 0. */ | |
e43ec785 | 384 | #define XFASTINT(a) ((a).i + 0) |
221f4ef3 | 385 | #define XSETFASTINT(a, b) ((a).i = (b)) |
3cfe6dfd JB |
386 | |
387 | #ifdef EXPLICIT_SIGN_EXTEND | |
388 | /* Make sure we sign-extend; compilers have been known to fail to do so. */ | |
e0a583f8 | 389 | #define XINT(a) (((a).s.val << (BITS_PER_EMACS_INT - VALBITS)) \ |
c98863bf | 390 | >> (BITS_PER_EMACS_INT - VALBITS)) |
3cfe6dfd JB |
391 | #else |
392 | #define XINT(a) ((a).s.val) | |
393 | #endif /* EXPLICIT_SIGN_EXTEND */ | |
394 | ||
395 | #define XUINT(a) ((a).u.val) | |
3cfe6dfd JB |
396 | |
397 | #define XSET(var, vartype, ptr) \ | |
5c20a7bf | 398 | (((var).s.val = ((EMACS_INT) (ptr))), ((var).s.type = ((char) (vartype)))) |
3cfe6dfd | 399 | |
74e49b38 KR |
400 | #if __GNUC__ >= 2 && defined (__OPTIMIZE__) |
401 | #define make_number(N) \ | |
402 | (__extension__ ({ Lisp_Object _l; _l.s.val = (N); _l.s.type = Lisp_Int; _l; })) | |
403 | #else | |
e98227af | 404 | extern Lisp_Object make_number (); |
74e49b38 | 405 | #endif |
e98227af | 406 | |
e0a583f8 | 407 | #define EQ(x, y) ((x).s.val == (y).s.val && (x).s.type == (y).s.type) |
7ad43554 | 408 | |
870f3610 SM |
409 | #endif /* NO_UNION_TYPE */ |
410 | ||
3cfe6dfd | 411 | /* During garbage collection, XGCTYPE must be used for extracting types |
870f3610 | 412 | so that the mark bit is ignored. XMARKBIT accesses the markbit. |
3cfe6dfd JB |
413 | Markbits are used only in particular slots of particular structure types. |
414 | Other markbits are always zero. | |
415 | Outside of garbage collection, all mark bits are always zero. */ | |
416 | ||
870f3610 SM |
417 | #ifndef XGCTYPE |
418 | /* The distinction does not exist now that the MARKBIT has been eliminated. */ | |
7ad43554 | 419 | #define XGCTYPE(a) XTYPE (a) |
870f3610 | 420 | #endif |
3cfe6dfd | 421 | |
8febed74 KR |
422 | #ifndef XPNTR |
423 | #ifdef HAVE_SHM | |
424 | /* In this representation, data is found in two widely separated segments. */ | |
425 | extern size_t pure_size; | |
426 | #define XPNTR(a) \ | |
427 | (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS)) | |
428 | #else /* not HAVE_SHM */ | |
429 | #ifdef DATA_SEG_BITS | |
430 | /* This case is used for the rt-pc. | |
431 | In the diffs I was given, it checked for ptr = 0 | |
432 | and did not adjust it in that case. | |
433 | But I don't think that zero should ever be found | |
434 | in a Lisp object whose data type says it points to something. */ | |
435 | #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS) | |
436 | #else | |
437 | #define XPNTR(a) XUINT (a) | |
438 | #endif | |
439 | #endif /* not HAVE_SHM */ | |
440 | #endif /* no XPNTR */ | |
441 | ||
d9eb1c3d GM |
442 | /* Largest and smallest representable fixnum values. These are the C |
443 | values. */ | |
dc8e8b07 | 444 | |
d9eb1c3d GM |
445 | #define MOST_NEGATIVE_FIXNUM - ((EMACS_INT) 1 << (VALBITS - 1)) |
446 | #define MOST_POSITIVE_FIXNUM (((EMACS_INT) 1 << (VALBITS - 1)) - 1) | |
7ad43554 SM |
447 | /* Mask indicating the significant bits of a Lisp_Int. |
448 | I.e. (x & INTMASK) == XUINT (make_number (x)). */ | |
449 | #define INTMASK ((((EMACS_INT) 1) << VALBITS) - 1) | |
dc8e8b07 GM |
450 | |
451 | /* Value is non-zero if C integer I doesn't fit into a Lisp fixnum. */ | |
452 | ||
453 | #define FIXNUM_OVERFLOW_P(i) \ | |
fb756c1c GM |
454 | ((EMACS_INT)(i) > MOST_POSITIVE_FIXNUM \ |
455 | || (EMACS_INT) (i) < MOST_NEGATIVE_FIXNUM) | |
dc8e8b07 | 456 | |
99a3d506 | 457 | /* Extract a value or address from a Lisp_Object. */ |
3cfe6dfd | 458 | |
8801a864 | 459 | #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a)) |
232e274c | 460 | #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a)) |
8801a864 KR |
461 | #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a)) |
462 | #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a)) | |
463 | #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a)) | |
7c06ac2b RS |
464 | |
465 | /* Misc types. */ | |
c9f6631c | 466 | |
7c06ac2b | 467 | #define XMISC(a) ((union Lisp_Misc *) XPNTR(a)) |
a7aa28f6 | 468 | #define XMISCTYPE(a) (XMARKER (a)->type) |
84d1833e | 469 | #define XMARKER(a) (&(XMISC(a)->u_marker)) |
ee4c9ce4 KH |
470 | #define XINTFWD(a) (&(XMISC(a)->u_intfwd)) |
471 | #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd)) | |
472 | #define XOBJFWD(a) (&(XMISC(a)->u_objfwd)) | |
473 | #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd)) | |
7d65f1c2 | 474 | #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value)) |
ce7d8eec | 475 | #define XOVERLAY(a) (&(XMISC(a)->u_overlay)) |
32462604 | 476 | #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd)) |
222151aa | 477 | #define XSAVE_VALUE(a) (&(XMISC(a)->u_save_value)) |
3cfe6dfd | 478 | |
7c06ac2b | 479 | /* Pseudovector types. */ |
c9f6631c | 480 | |
8801a864 KR |
481 | #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a)) |
482 | #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a)) | |
483 | #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a)) | |
484 | #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a)) | |
608ff985 RS |
485 | #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a)) |
486 | #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a)) | |
99a3d506 | 487 | |
99a3d506 | 488 | /* Construct a Lisp_Object from a value or address. */ |
7c06ac2b | 489 | |
a84f89d5 | 490 | #define XSETINT(a, b) (a) = make_number (b) |
a94ef819 | 491 | #define XSETCONS(a, b) XSET (a, Lisp_Cons, b) |
b5088f80 | 492 | #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b) |
a94ef819 KH |
493 | #define XSETSTRING(a, b) XSET (a, Lisp_String, b) |
494 | #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b) | |
a94ef819 | 495 | #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b) |
7c06ac2b RS |
496 | |
497 | /* Misc types. */ | |
c9f6631c | 498 | |
7c06ac2b | 499 | #define XSETMISC(a, b) XSET (a, Lisp_Misc, b) |
a7aa28f6 | 500 | #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker) |
7c06ac2b RS |
501 | |
502 | /* Pseudovector types. */ | |
c9f6631c | 503 | |
7c06ac2b RS |
504 | #define XSETPSEUDOVECTOR(a, b, code) \ |
505 | (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code)) | |
506 | #define XSETWINDOW_CONFIGURATION(a, b) \ | |
507 | (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION)) | |
508 | #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS)) | |
509 | #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW)) | |
510 | #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR)) | |
511 | #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED)) | |
99a3d506 | 512 | #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER)) |
608ff985 RS |
513 | #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE)) |
514 | #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR)) | |
c9f6631c GM |
515 | |
516 | /* Convenience macros for dealing with Lisp arrays. */ | |
517 | ||
518 | #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX] | |
519 | #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL)) | |
520 | #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size | |
521 | ||
d90a14e0 GM |
522 | /* Convenience macros for dealing with Lisp strings. */ |
523 | ||
bba772ab KR |
524 | #define SREF(string, index) (XSTRING (string)->data[index] + 0) |
525 | #define SSET(string, index, new) (XSTRING (string)->data[index] = (new)) | |
674537ea | 526 | #define SDATA(string) (XSTRING (string)->data + 0) |
7412b6fd KR |
527 | #define SCHARS(string) (XSTRING (string)->size + 0) |
528 | #define SBYTES(string) (STRING_BYTES (XSTRING (string)) + 0) | |
529 | ||
530 | #define STRING_SET_CHARS(string, newsize) \ | |
531 | (XSTRING (string)->size = (newsize)) | |
d90a14e0 | 532 | |
101d50c8 KR |
533 | #define STRING_COPYIN(string, index, new, count) \ |
534 | bcopy (new, XSTRING (string)->data + index, count) | |
535 | ||
3cfe6dfd | 536 | \f |
5f6bf5fe | 537 | /* See the macros in intervals.h. */ |
e221eae3 JA |
538 | |
539 | typedef struct interval *INTERVAL; | |
540 | ||
541 | /* Complain if object is not string or buffer type */ | |
874cc80e | 542 | #define CHECK_STRING_OR_BUFFER(x) \ |
c5af3bb9 | 543 | { if (!STRINGP ((x)) && !BUFFERP ((x))) \ |
e221eae3 | 544 | x = wrong_type_argument (Qbuffer_or_string_p, (x)); } |
e221eae3 | 545 | \f |
3cfe6dfd JB |
546 | /* In a cons, the markbit of the car is the gc mark bit */ |
547 | ||
548 | struct Lisp_Cons | |
549 | { | |
8f34f70a KR |
550 | /* Please do not use the names of these elements in code other |
551 | than the core lisp implementation. Use XCAR and XCDR below. */ | |
552 | #ifdef HIDE_LISP_IMPLEMENTATION | |
553 | Lisp_Object car_, cdr_; | |
554 | #else | |
3cfe6dfd | 555 | Lisp_Object car, cdr; |
8f34f70a | 556 | #endif |
3cfe6dfd JB |
557 | }; |
558 | ||
b7acde90 | 559 | /* Take the car or cdr of something known to be a cons cell. */ |
f3fbd155 KR |
560 | /* The _AS_LVALUE macros shouldn't be used outside of the minimal set |
561 | of code that has to know what a cons cell looks like. Other code not | |
562 | part of the basic lisp implementation should assume that the car and cdr | |
563 | fields are not accessible as lvalues. (What if we want to switch to | |
564 | a copying collector someday? Cached cons cell field addresses may be | |
565 | invalidated at arbitrary points.) */ | |
8f34f70a | 566 | #ifdef HIDE_LISP_IMPLEMENTATION |
f3fbd155 KR |
567 | #define XCAR_AS_LVALUE(c) (XCONS ((c))->car_) |
568 | #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr_) | |
8f34f70a | 569 | #else |
f3fbd155 KR |
570 | #define XCAR_AS_LVALUE(c) (XCONS ((c))->car) |
571 | #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr) | |
8f34f70a | 572 | #endif |
b7acde90 | 573 | |
f3fbd155 KR |
574 | /* Use these from normal code. */ |
575 | #define XCAR(c) LISP_MAKE_RVALUE(XCAR_AS_LVALUE(c)) | |
576 | #define XCDR(c) LISP_MAKE_RVALUE(XCDR_AS_LVALUE(c)) | |
577 | ||
578 | /* Use these to set the fields of a cons cell. | |
579 | ||
580 | Note that both arguments may refer to the same object, so 'n' | |
581 | should not be read after 'c' is first modified. Also, neither | |
582 | argument should be evaluated more than once; side effects are | |
583 | especially common in the second argument. */ | |
584 | #define XSETCAR(c,n) (XCAR_AS_LVALUE(c) = (n)) | |
585 | #define XSETCDR(c,n) (XCDR_AS_LVALUE(c) = (n)) | |
586 | ||
587 | /* For performance: Fast storage of positive integers into the | |
588 | fields of a cons cell. See above caveats. */ | |
589 | #define XSETCARFASTINT(c,n) XSETFASTINT(XCAR_AS_LVALUE(c),(n)) | |
590 | #define XSETCDRFASTINT(c,n) XSETFASTINT(XCDR_AS_LVALUE(c),(n)) | |
591 | ||
b7acde90 KH |
592 | /* Take the car or cdr of something whose type is not known. */ |
593 | #define CAR(c) \ | |
594 | (CONSP ((c)) ? XCAR ((c)) \ | |
595 | : NILP ((c)) ? Qnil \ | |
596 | : wrong_type_argument (Qlistp, (c))) | |
597 | ||
598 | #define CDR(c) \ | |
599 | (CONSP ((c)) ? XCDR ((c)) \ | |
600 | : NILP ((c)) ? Qnil \ | |
601 | : wrong_type_argument (Qlistp, (c))) | |
602 | ||
d8fc7ce4 KH |
603 | /* Nonzero if STR is a multibyte string. */ |
604 | #define STRING_MULTIBYTE(STR) \ | |
605 | (XSTRING (STR)->size_byte >= 0) | |
606 | ||
607 | /* Return the length in bytes of STR. */ | |
35f464a7 GM |
608 | |
609 | #ifdef GC_CHECK_STRING_BYTES | |
610 | ||
611 | struct Lisp_String; | |
612 | extern int string_bytes P_ ((struct Lisp_String *)); | |
613 | #define STRING_BYTES(S) string_bytes ((S)) | |
614 | ||
615 | #else /* not GC_CHECK_STRING_BYTES */ | |
616 | ||
d8fc7ce4 KH |
617 | #define STRING_BYTES(STR) \ |
618 | ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte) | |
619 | ||
35f464a7 GM |
620 | #endif /* not GC_CHECK_STRING_BYTES */ |
621 | ||
491c2516 KR |
622 | /* Mark STR as a unibyte string. */ |
623 | #define STRING_SET_UNIBYTE(STR) (XSTRING (STR)->size_byte = -1) | |
624 | ||
625 | /* Get text properties. */ | |
90b81429 KR |
626 | #define STRING_INTERVALS(STR) (XSTRING (STR)->intervals + 0) |
627 | ||
628 | /* Set text properties. */ | |
629 | #define STRING_SET_INTERVALS(STR, INT) (XSTRING (STR)->intervals = (INT)) | |
d8fc7ce4 | 630 | |
3cfe6dfd JB |
631 | /* In a string or vector, the sign bit of the `size' is the gc mark bit */ |
632 | ||
633 | struct Lisp_String | |
634 | { | |
627a9502 | 635 | EMACS_INT size; |
a1b5012f | 636 | EMACS_INT size_byte; |
4618074a | 637 | INTERVAL intervals; /* text properties in this string */ |
f05d7ea2 | 638 | unsigned char *data; |
3cfe6dfd JB |
639 | }; |
640 | ||
94225242 | 641 | /* If a struct is made to look like a vector, this macro returns the length |
4115d3f7 RS |
642 | of the shortest vector that would hold that struct. */ |
643 | #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \ | |
644 | - sizeof (Lisp_Object)) \ | |
645 | + sizeof(Lisp_Object) - 1) /* round up */ \ | |
94225242 KH |
646 | / sizeof (Lisp_Object)) |
647 | ||
3cfe6dfd JB |
648 | struct Lisp_Vector |
649 | { | |
627a9502 | 650 | EMACS_INT size; |
3cfe6dfd JB |
651 | struct Lisp_Vector *next; |
652 | Lisp_Object contents[1]; | |
653 | }; | |
654 | ||
ea724a01 KH |
655 | /* A char table is a kind of vectorlike, with contents are like a |
656 | vector but with a few other slots. For some purposes, it makes | |
657 | sense to handle a chartable with type struct Lisp_Vector. An | |
658 | element of a char table can be any Lisp objects, but if it is a sub | |
659 | char-table, we treat it a table that contains information of a | |
660 | group of characters of the same charsets or a specific character of | |
661 | a charset. A sub char-table has the same structure as a char table | |
662 | except for that the former omits several slots at the tail. A sub | |
663 | char table appears only in an element of a char table, and there's | |
664 | no way to access it directly from Emacs Lisp program. */ | |
e98227af | 665 | |
b96656ce KH |
666 | /* This is the number of slots that apply to characters or character |
667 | sets. The first 128 are for ASCII, the next 128 are for 8-bit | |
ea724a01 KH |
668 | European characters, and the last 128 are for multibyte characters. |
669 | The first 256 are indexed by the code itself, but the last 128 are | |
670 | indexed by (charset-id + 128). */ | |
b96656ce KH |
671 | #define CHAR_TABLE_ORDINARY_SLOTS 384 |
672 | ||
673 | /* This is the number of slots that apply to characters of ASCII and | |
674 | 8-bit Europeans only. */ | |
675 | #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256 | |
608ff985 | 676 | |
ea724a01 KH |
677 | /* This is the number of slots that every char table must have. This |
678 | counts the ordinary slots and the top, defalt, parent, and purpose | |
679 | slots. */ | |
680 | #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4) | |
681 | ||
682 | /* This is the number of slots that apply to position-code-1 and | |
683 | position-code-2 of a multibyte character at the 2nd and 3rd level | |
684 | sub char tables respectively. */ | |
685 | #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128 | |
686 | ||
687 | /* This is the number of slots that every sub char table must have. | |
688 | This counts the ordinary slots and the top and defalt slot. */ | |
e98227af | 689 | #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2) |
608ff985 RS |
690 | |
691 | /* Return the number of "extra" slots in the char table CT. */ | |
692 | ||
693 | #define CHAR_TABLE_EXTRA_SLOTS(CT) \ | |
694 | (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS) | |
695 | ||
b96656ce | 696 | /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII |
8ac90470 KH |
697 | and 8-bit Europeans characters. For these characters, do not check |
698 | validity of CT. Do not follow parent. */ | |
699 | #define CHAR_TABLE_REF(CT, IDX) \ | |
6185c1c0 | 700 | ((IDX) >= 0 && (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \ |
2e34157c RS |
701 | ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \ |
702 | ? XCHAR_TABLE (CT)->contents[IDX] \ | |
8ac90470 | 703 | : XCHAR_TABLE (CT)->defalt) \ |
2e34157c | 704 | : Faref (CT, make_number (IDX))) |
b96656ce | 705 | |
29b7163f RS |
706 | /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII |
707 | and 8-bit Europeans characters. However, if the result is nil, | |
708 | return IDX. | |
709 | ||
710 | For these characters, do not check validity of CT | |
711 | and do not follow parent. */ | |
712 | #define CHAR_TABLE_TRANSLATE(CT, IDX) \ | |
713 | ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \ | |
714 | ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \ | |
715 | ? XINT (XCHAR_TABLE (CT)->contents[IDX]) \ | |
716 | : IDX) \ | |
717 | : char_table_translate (CT, IDX)) | |
718 | ||
b96656ce | 719 | /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and |
8ac90470 KH |
720 | 8-bit Europeans characters. Do not check validity of CT. */ |
721 | #define CHAR_TABLE_SET(CT, IDX, VAL) \ | |
722 | do { \ | |
723 | if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \ | |
724 | XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \ | |
725 | else \ | |
726 | Faset (CT, IDX, VAL); \ | |
b96656ce KH |
727 | } while (0) |
728 | ||
608ff985 RS |
729 | struct Lisp_Char_Table |
730 | { | |
731 | /* This is the vector's size field, which also holds the | |
732 | pseudovector type information. It holds the size, too. | |
ea724a01 KH |
733 | The size counts the top, defalt, purpose, and parent slots. |
734 | The last three are not counted if this is a sub char table. */ | |
608ff985 RS |
735 | EMACS_INT size; |
736 | struct Lisp_Vector *next; | |
ea724a01 KH |
737 | /* This holds a flag to tell if this is a top level char table (t) |
738 | or a sub char table (nil). */ | |
739 | Lisp_Object top; | |
608ff985 RS |
740 | /* This holds a default value, |
741 | which is used whenever the value for a specific character is nil. */ | |
742 | Lisp_Object defalt; | |
ea724a01 KH |
743 | /* This holds an actual value of each element. A sub char table |
744 | has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */ | |
745 | Lisp_Object contents[CHAR_TABLE_ORDINARY_SLOTS]; | |
746 | ||
747 | /* A sub char table doesn't has the following slots. */ | |
748 | ||
608ff985 RS |
749 | /* This points to another char table, which we inherit from |
750 | when the value for a specific character is nil. | |
751 | The `defalt' slot takes precedence over this. */ | |
752 | Lisp_Object parent; | |
7f73dc9d RS |
753 | /* This should be a symbol which says what kind of use |
754 | this char-table is meant for. | |
755 | Typically now the values can be `syntax-table' and `display-table'. */ | |
756 | Lisp_Object purpose; | |
608ff985 RS |
757 | /* These hold additional data. */ |
758 | Lisp_Object extras[1]; | |
759 | }; | |
760 | ||
761 | /* A boolvector is a kind of vectorlike, with contents are like a string. */ | |
762 | struct Lisp_Bool_Vector | |
763 | { | |
764 | /* This is the vector's size field. It doesn't have the real size, | |
765 | just the subtype information. */ | |
766 | EMACS_INT vector_size; | |
767 | struct Lisp_Vector *next; | |
768 | /* This is the size in bits. */ | |
769 | EMACS_INT size; | |
770 | /* This contains the actual bits, packed into bytes. */ | |
771 | unsigned char data[1]; | |
772 | }; | |
773 | ||
7c06ac2b RS |
774 | /* This structure describes a built-in function. |
775 | It is generated by the DEFUN macro only. | |
776 | defsubr makes it into a Lisp object. | |
777 | ||
778 | This type is treated in most respects as a pseudovector, | |
779 | but since we never dynamically allocate or free them, | |
780 | we don't need a next-vector field. */ | |
e98227af | 781 | |
3cfe6dfd JB |
782 | struct Lisp_Subr |
783 | { | |
7c06ac2b | 784 | EMACS_INT size; |
3cfe6dfd JB |
785 | Lisp_Object (*function) (); |
786 | short min_args, max_args; | |
787 | char *symbol_name; | |
788 | char *prompt; | |
789 | char *doc; | |
790 | }; | |
5010d3b8 GM |
791 | |
792 | \f | |
a32fa736 GM |
793 | /*********************************************************************** |
794 | Symbols | |
795 | ***********************************************************************/ | |
796 | ||
797 | /* Interned state of a symbol. */ | |
798 | ||
799 | enum symbol_interned | |
800 | { | |
801 | SYMBOL_UNINTERNED = 0, | |
802 | SYMBOL_INTERNED = 1, | |
803 | SYMBOL_INTERNED_IN_INITIAL_OBARRAY = 2 | |
804 | }; | |
805 | ||
806 | /* In a symbol, the markbit of the plist is used as the gc mark bit */ | |
807 | ||
808 | struct Lisp_Symbol | |
809 | { | |
a84f89d5 SM |
810 | unsigned gcmarkbit : 1; |
811 | ||
a32fa736 GM |
812 | /* Non-zero means symbol serves as a variable alias. The symbol |
813 | holding the real value is found in the value slot. */ | |
814 | unsigned indirect_variable : 1; | |
815 | ||
816 | /* Non-zero means symbol is constant, i.e. changing its value | |
817 | should signal an error. */ | |
818 | unsigned constant : 1; | |
819 | ||
820 | /* Interned state of the symbol. This is an enumerator from | |
821 | enum symbol_interned. */ | |
822 | unsigned interned : 2; | |
823 | ||
74d70085 KR |
824 | /* The symbol's name, as a Lisp string. |
825 | ||
826 | The name "xname" is used to intentionally break code referring to | |
827 | the old field "name" of type pointer to struct Lisp_String. */ | |
828 | Lisp_Object xname; | |
a32fa736 GM |
829 | |
830 | /* Value of the symbol or Qunbound if unbound. If this symbol is a | |
831 | defvaralias, `value' contains the symbol for which it is an | |
832 | alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get | |
833 | and set a symbol's value, to take defvaralias into account. */ | |
834 | Lisp_Object value; | |
835 | ||
d28981c9 | 836 | /* Function value of the symbol or Qunbound if not fboundp. */ |
a32fa736 GM |
837 | Lisp_Object function; |
838 | ||
839 | /* The symbol's property list. */ | |
840 | Lisp_Object plist; | |
e2c0561e | 841 | |
a32fa736 GM |
842 | /* Next symbol in obarray bucket, if the symbol is interned. */ |
843 | struct Lisp_Symbol *next; | |
844 | }; | |
845 | ||
74d70085 KR |
846 | /* Value is name of symbol. */ |
847 | ||
848 | #define SYMBOL_NAME(sym) \ | |
849 | LISP_MAKE_RVALUE (XSYMBOL (sym)->xname) | |
850 | ||
a32fa736 GM |
851 | /* Value is non-zero if SYM is an interned symbol. */ |
852 | ||
853 | #define SYMBOL_INTERNED_P(sym) \ | |
854 | (XSYMBOL (sym)->interned != SYMBOL_UNINTERNED) | |
855 | ||
856 | /* Value is non-zero if SYM is interned in initial_obarray. */ | |
857 | ||
858 | #define SYMBOL_INTERNED_IN_INITIAL_OBARRAY_P(sym) \ | |
859 | (XSYMBOL (sym)->interned == SYMBOL_INTERNED_IN_INITIAL_OBARRAY) | |
860 | ||
861 | /* Value is non-zero if symbol is considered a constant, i.e. its | |
862 | value cannot be changed (there is an exception for keyword symbols, | |
863 | whose value can be set to the keyword symbol itself). */ | |
864 | ||
865 | #define SYMBOL_CONSTANT_P(sym) XSYMBOL (sym)->constant | |
866 | ||
867 | /* Value is the value of SYM, with defvaralias taken into | |
868 | account. */ | |
869 | ||
870 | #define SYMBOL_VALUE(sym) \ | |
871 | (XSYMBOL (sym)->indirect_variable \ | |
872 | ? XSYMBOL (indirect_variable (sym))->value \ | |
873 | : XSYMBOL (sym)->value) | |
874 | ||
875 | /* Set SYM's value to VAL, taking defvaralias into account. */ | |
876 | ||
877 | #define SET_SYMBOL_VALUE(sym, val) \ | |
878 | do { \ | |
879 | if (XSYMBOL (sym)->indirect_variable) \ | |
880 | XSYMBOL (indirect_variable ((sym)))->value = (val); \ | |
881 | else \ | |
882 | XSYMBOL (sym)->value = (val); \ | |
883 | } while (0) | |
e2c0561e | 884 | |
a32fa736 | 885 | \f |
5010d3b8 GM |
886 | /*********************************************************************** |
887 | Hash Tables | |
888 | ***********************************************************************/ | |
889 | ||
890 | /* The structure of a Lisp hash table. */ | |
891 | ||
892 | struct Lisp_Hash_Table | |
893 | { | |
894 | /* Vector fields. The hash table code doesn't refer to these. */ | |
895 | EMACS_INT size; | |
896 | struct Lisp_Vector *vec_next; | |
e2c0561e | 897 | |
5010d3b8 GM |
898 | /* Function used to compare keys. */ |
899 | Lisp_Object test; | |
900 | ||
901 | /* Nil if table is non-weak. Otherwise a symbol describing the | |
902 | weakness of the table. */ | |
903 | Lisp_Object weak; | |
e2c0561e | 904 | |
5010d3b8 GM |
905 | /* When the table is resized, and this is an integer, compute the |
906 | new size by adding this to the old size. If a float, compute the | |
907 | new size by multiplying the old size with this factor. */ | |
908 | Lisp_Object rehash_size; | |
909 | ||
910 | /* Resize hash table when number of entries/ table size is >= this | |
911 | ratio, a float. */ | |
912 | Lisp_Object rehash_threshold; | |
913 | ||
914 | /* Number of key/value entries in the table. */ | |
915 | Lisp_Object count; | |
916 | ||
917 | /* Vector of keys and values. The key of item I is found at index | |
918 | 2 * I, the value is found at index 2 * I + 1. */ | |
919 | Lisp_Object key_and_value; | |
920 | ||
921 | /* Vector of hash codes.. If hash[I] is nil, this means that that | |
922 | entry I is unused. */ | |
923 | Lisp_Object hash; | |
924 | ||
925 | /* Vector used to chain entries. If entry I is free, next[I] is the | |
926 | entry number of the next free item. If entry I is non-free, | |
927 | next[I] is the index of the next entry in the collision chain. */ | |
928 | Lisp_Object next; | |
929 | ||
930 | /* Index of first free entry in free list. */ | |
931 | Lisp_Object next_free; | |
932 | ||
933 | /* Bucket vector. A non-nil entry is the index of the first item in | |
934 | a collision chain. This vector's size can be larger than the | |
935 | hash table size to reduce collisions. */ | |
936 | Lisp_Object index; | |
937 | ||
938 | /* Next weak hash table if this is a weak hash table. The head | |
939 | of the list is in Vweak_hash_tables. */ | |
940 | Lisp_Object next_weak; | |
941 | ||
942 | /* User-supplied hash function, or nil. */ | |
943 | Lisp_Object user_hash_function; | |
944 | ||
945 | /* User-supplied key comparison function, or nil. */ | |
946 | Lisp_Object user_cmp_function; | |
947 | ||
948 | /* C function to compare two keys. */ | |
949 | int (* cmpfn) P_ ((struct Lisp_Hash_Table *, Lisp_Object, | |
950 | unsigned, Lisp_Object, unsigned)); | |
951 | ||
952 | /* C function to compute hash code. */ | |
953 | unsigned (* hashfn) P_ ((struct Lisp_Hash_Table *, Lisp_Object)); | |
954 | }; | |
955 | ||
956 | ||
957 | #define XHASH_TABLE(OBJ) \ | |
958 | ((struct Lisp_Hash_Table *) XPNTR (OBJ)) | |
959 | ||
960 | #define XSET_HASH_TABLE(VAR, PTR) \ | |
961 | (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE)) | |
962 | ||
963 | #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE) | |
964 | #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE) | |
965 | ||
874cc80e | 966 | #define CHECK_HASH_TABLE(x) \ |
5010d3b8 GM |
967 | do \ |
968 | { \ | |
969 | if (!HASH_TABLE_P ((x))) \ | |
970 | x = wrong_type_argument (Qhash_table_p, (x)); \ | |
971 | } \ | |
972 | while (0) | |
973 | ||
141788b5 SM |
974 | /* Value is the key part of entry IDX in hash table H. */ |
975 | ||
976 | #define HASH_KEY(H, IDX) AREF ((H)->key_and_value, 2 * (IDX)) | |
977 | ||
978 | /* Value is the value part of entry IDX in hash table H. */ | |
979 | ||
980 | #define HASH_VALUE(H, IDX) AREF ((H)->key_and_value, 2 * (IDX) + 1) | |
981 | ||
982 | /* Value is the index of the next entry following the one at IDX | |
983 | in hash table H. */ | |
984 | ||
985 | #define HASH_NEXT(H, IDX) AREF ((H)->next, (IDX)) | |
986 | ||
987 | /* Value is the hash code computed for entry IDX in hash table H. */ | |
988 | ||
989 | #define HASH_HASH(H, IDX) AREF ((H)->hash, (IDX)) | |
990 | ||
991 | /* Value is the index of the element in hash table H that is the | |
992 | start of the collision list at index IDX in the index vector of H. */ | |
993 | ||
994 | #define HASH_INDEX(H, IDX) AREF ((H)->index, (IDX)) | |
995 | ||
996 | /* Value is the size of hash table H. */ | |
997 | ||
998 | #define HASH_TABLE_SIZE(H) XVECTOR ((H)->next)->size | |
999 | ||
5010d3b8 GM |
1000 | /* Default size for hash tables if not specified. */ |
1001 | ||
1002 | #define DEFAULT_HASH_SIZE 65 | |
1003 | ||
1004 | /* Default threshold specifying when to resize a hash table. The | |
1005 | value gives the ratio of current entries in the hash table and the | |
1006 | size of the hash table. */ | |
1007 | ||
1008 | #define DEFAULT_REHASH_THRESHOLD 0.8 | |
1009 | ||
1010 | /* Default factor by which to increase the size of a hash table. */ | |
1011 | ||
1012 | #define DEFAULT_REHASH_SIZE 1.5 | |
1013 | ||
ee4c9ce4 | 1014 | \f |
7c06ac2b RS |
1015 | /* These structures are used for various misc types. */ |
1016 | ||
3cfe6dfd | 1017 | struct Lisp_Marker |
308e97d0 RS |
1018 | { |
1019 | int type : 16; /* = Lisp_Misc_Marker */ | |
a84f89d5 SM |
1020 | unsigned gcmarkbit : 1; |
1021 | int spacer : 14; | |
308e97d0 RS |
1022 | /* 1 means normal insertion at the marker's position |
1023 | leaves the marker after the inserted text. */ | |
1024 | unsigned int insertion_type : 1; | |
4ed24bf3 RS |
1025 | /* This is the buffer that the marker points into, |
1026 | or 0 if it points nowhere. */ | |
308e97d0 | 1027 | struct buffer *buffer; |
4ed24bf3 RS |
1028 | |
1029 | /* The remaining fields are meaningless in a marker that | |
1030 | does not point anywhere. */ | |
1031 | ||
1032 | /* For markers that point somewhere, | |
1033 | this is used to chain of all the markers in a given buffer. */ | |
c0ac2f4a | 1034 | struct Lisp_Marker *next; |
4ed24bf3 | 1035 | /* This is the char position where the marker points. */ |
5f6bf5fe | 1036 | EMACS_INT charpos; |
363aa820 | 1037 | /* This is the byte position. */ |
5f6bf5fe | 1038 | EMACS_INT bytepos; |
308e97d0 | 1039 | }; |
3cfe6dfd | 1040 | |
ee4c9ce4 KH |
1041 | /* Forwarding pointer to an int variable. |
1042 | This is allowed only in the value cell of a symbol, | |
1043 | and it means that the symbol's value really lives in the | |
1044 | specified int variable. */ | |
1045 | struct Lisp_Intfwd | |
84d1833e | 1046 | { |
5bfac5a9 | 1047 | int type : 16; /* = Lisp_Misc_Intfwd */ |
a84f89d5 SM |
1048 | unsigned gcmarkbit : 1; |
1049 | int spacer : 15; | |
31ade731 | 1050 | EMACS_INT *intvar; |
ee4c9ce4 KH |
1051 | }; |
1052 | ||
1053 | /* Boolean forwarding pointer to an int variable. | |
1054 | This is like Lisp_Intfwd except that the ostensible | |
1055 | "value" of the symbol is t if the int variable is nonzero, | |
1056 | nil if it is zero. */ | |
1057 | struct Lisp_Boolfwd | |
1058 | { | |
5bfac5a9 | 1059 | int type : 16; /* = Lisp_Misc_Boolfwd */ |
a84f89d5 SM |
1060 | unsigned gcmarkbit : 1; |
1061 | int spacer : 15; | |
ee4c9ce4 KH |
1062 | int *boolvar; |
1063 | }; | |
1064 | ||
1065 | /* Forwarding pointer to a Lisp_Object variable. | |
1066 | This is allowed only in the value cell of a symbol, | |
1067 | and it means that the symbol's value really lives in the | |
1068 | specified variable. */ | |
1069 | struct Lisp_Objfwd | |
1070 | { | |
5bfac5a9 | 1071 | int type : 16; /* = Lisp_Misc_Objfwd */ |
a84f89d5 SM |
1072 | unsigned gcmarkbit : 1; |
1073 | int spacer : 15; | |
ee4c9ce4 KH |
1074 | Lisp_Object *objvar; |
1075 | }; | |
1076 | ||
1077 | /* Like Lisp_Objfwd except that value lives in a slot in the | |
1078 | current buffer. Value is byte index of slot within buffer. */ | |
1079 | struct Lisp_Buffer_Objfwd | |
1080 | { | |
5bfac5a9 | 1081 | int type : 16; /* = Lisp_Misc_Buffer_Objfwd */ |
a84f89d5 SM |
1082 | unsigned gcmarkbit : 1; |
1083 | int spacer : 15; | |
ee4c9ce4 | 1084 | int offset; |
84d1833e KH |
1085 | }; |
1086 | ||
65d0110b RS |
1087 | /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when |
1088 | the symbol has buffer-local or frame-local bindings. (Exception: | |
1089 | some buffer-local variables are built-in, with their values stored | |
1090 | in the buffer structure itself. They are handled differently, | |
1091 | using struct Lisp_Buffer_Objfwd.) | |
1092 | ||
1093 | The `realvalue' slot holds the variable's current value, or a | |
1094 | forwarding pointer to where that value is kept. This value is the | |
1095 | one that corresponds to the loaded binding. To read or set the | |
1096 | variable, you must first make sure the right binding is loaded; | |
1097 | then you can access the value in (or through) `realvalue'. | |
e2c0561e | 1098 | |
65d0110b RS |
1099 | `buffer' and `frame' are the buffer and frame for which the loaded |
1100 | binding was found. If those have changed, to make sure the right | |
1101 | binding is loaded it is necessary to find which binding goes with | |
1102 | the current buffer and selected frame, then load it. To load it, | |
1103 | first unload the previous binding, then copy the value of the new | |
1104 | binding into `realvalue' (or through it). Also update | |
1105 | LOADED-BINDING to point to the newly loaded binding. | |
7d65f1c2 KH |
1106 | |
1107 | Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value | |
65d0110b RS |
1108 | both use this kind of structure. With the former, merely setting |
1109 | the variable creates a local binding for the current buffer. With | |
1110 | the latter, setting the variable does not do that; only | |
1111 | make-local-variable does that. */ | |
1112 | ||
7d65f1c2 KH |
1113 | struct Lisp_Buffer_Local_Value |
1114 | { | |
4bfba59e RS |
1115 | int type : 16; /* = Lisp_Misc_Buffer_Local_Value |
1116 | or Lisp_Misc_Some_Buffer_Local_Value */ | |
a84f89d5 SM |
1117 | unsigned gcmarkbit : 1; |
1118 | int spacer : 12; | |
65d0110b RS |
1119 | |
1120 | /* 1 means this variable is allowed to have frame-local bindings, | |
1121 | so check for them when looking for the proper binding. */ | |
4bfba59e | 1122 | unsigned int check_frame : 1; |
65d0110b RS |
1123 | /* 1 means that the binding now loaded was found |
1124 | as a local binding for the buffer in the `buffer' slot. */ | |
4bfba59e | 1125 | unsigned int found_for_buffer : 1; |
65d0110b RS |
1126 | /* 1 means that the binding now loaded was found |
1127 | as a local binding for the frame in the `frame' slot. */ | |
4bfba59e RS |
1128 | unsigned int found_for_frame : 1; |
1129 | Lisp_Object realvalue; | |
65d0110b | 1130 | /* The buffer and frame for which the loaded binding was found. */ |
4bfba59e | 1131 | Lisp_Object buffer, frame; |
65d0110b RS |
1132 | |
1133 | /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE). | |
1134 | ||
1135 | LOADED-BINDING is the binding now loaded. It is a cons cell | |
1136 | whose cdr is the binding's value. The cons cell may be an | |
1137 | element of a buffer's local-variable alist, or an element of a | |
1138 | frame's parameter alist, or it may be this cons cell. | |
1139 | ||
1140 | DEFAULT-VALUE is the variable's default value, seen when the | |
1141 | current buffer and selected frame do not have their own | |
1142 | bindings for the variable. When the default binding is loaded, | |
1143 | LOADED-BINDING is actually this very cons cell; thus, its car | |
1144 | points to itself. */ | |
4bfba59e | 1145 | Lisp_Object cdr; |
7d65f1c2 KH |
1146 | }; |
1147 | ||
5f6bf5fe | 1148 | /* START and END are markers in the overlay's buffer, and |
ce7d8eec KH |
1149 | PLIST is the overlay's property list. */ |
1150 | struct Lisp_Overlay | |
1151 | { | |
5bfac5a9 | 1152 | int type : 16; /* = Lisp_Misc_Overlay */ |
a84f89d5 SM |
1153 | unsigned gcmarkbit : 1; |
1154 | int spacer : 15; | |
b01ecbc6 | 1155 | struct Lisp_Overlay *next; |
ce7d8eec KH |
1156 | Lisp_Object start, end, plist; |
1157 | }; | |
5bfac5a9 | 1158 | |
f334de0e | 1159 | /* Like Lisp_Objfwd except that value lives in a slot in the |
32462604 KH |
1160 | current kboard. */ |
1161 | struct Lisp_Kboard_Objfwd | |
f334de0e | 1162 | { |
32462604 | 1163 | int type : 16; /* = Lisp_Misc_Kboard_Objfwd */ |
a84f89d5 SM |
1164 | unsigned gcmarkbit : 1; |
1165 | int spacer : 15; | |
f334de0e KH |
1166 | int offset; |
1167 | }; | |
1168 | ||
222151aa RS |
1169 | /* Hold a C pointer for later use. |
1170 | This type of object is used in the arg to record_unwind_protect. */ | |
1171 | struct Lisp_Save_Value | |
1172 | { | |
1173 | int type : 16; /* = Lisp_Misc_Save_Value */ | |
a84f89d5 SM |
1174 | unsigned gcmarkbit : 1; |
1175 | int spacer : 15; | |
222151aa RS |
1176 | void *pointer; |
1177 | int integer; | |
1178 | }; | |
1179 | ||
5bfac5a9 | 1180 | |
7ad43554 SM |
1181 | /* A miscellaneous object, when it's on the free list. */ |
1182 | struct Lisp_Free | |
1183 | { | |
1184 | int type : 16; /* = Lisp_Misc_Free */ | |
1185 | unsigned gcmarkbit : 1; | |
1186 | int spacer : 15; | |
1187 | union Lisp_Misc *chain; | |
9aa0928d SM |
1188 | #ifdef USE_LSB_TAG |
1189 | /* Try to make sure that sizeof(Lisp_Misc) preserves TYPEBITS-alignment. | |
1190 | This assumes that Lisp_Marker is the largest of the alternatives and | |
1191 | that Lisp_Intfwd has the same size as "Lisp_Free w/o padding". */ | |
1192 | char padding[((((sizeof (struct Lisp_Marker) - 1) >> GCTYPEBITS) + 1) | |
1193 | << GCTYPEBITS) - sizeof (struct Lisp_Intfwd)]; | |
1194 | #endif | |
7ad43554 SM |
1195 | }; |
1196 | ||
a7aa28f6 RS |
1197 | /* To get the type field of a union Lisp_Misc, use XMISCTYPE. |
1198 | It uses one of these struct subtypes to get the type field. */ | |
1199 | ||
84d1833e KH |
1200 | union Lisp_Misc |
1201 | { | |
84d1833e KH |
1202 | struct Lisp_Free u_free; |
1203 | struct Lisp_Marker u_marker; | |
ee4c9ce4 KH |
1204 | struct Lisp_Intfwd u_intfwd; |
1205 | struct Lisp_Boolfwd u_boolfwd; | |
1206 | struct Lisp_Objfwd u_objfwd; | |
1207 | struct Lisp_Buffer_Objfwd u_buffer_objfwd; | |
7d65f1c2 | 1208 | struct Lisp_Buffer_Local_Value u_buffer_local_value; |
ce7d8eec | 1209 | struct Lisp_Overlay u_overlay; |
32462604 | 1210 | struct Lisp_Kboard_Objfwd u_kboard_objfwd; |
222151aa | 1211 | struct Lisp_Save_Value u_save_value; |
84d1833e | 1212 | }; |
7c06ac2b | 1213 | \f |
cc94f3b2 | 1214 | /* Lisp floating point type */ |
3cfe6dfd JB |
1215 | struct Lisp_Float |
1216 | { | |
8f34f70a KR |
1217 | #ifdef HIDE_LISP_IMPLEMENTATION |
1218 | double data_; | |
1219 | #else | |
e98227af | 1220 | double data; |
8f34f70a | 1221 | #endif |
3cfe6dfd | 1222 | }; |
8f34f70a KR |
1223 | |
1224 | #ifdef HIDE_LISP_IMPLEMENTATION | |
1225 | #define XFLOAT_DATA(f) (XFLOAT (f)->data_) | |
1226 | #else | |
1227 | #define XFLOAT_DATA(f) (XFLOAT (f)->data) | |
1228 | #endif | |
3cfe6dfd JB |
1229 | |
1230 | /* A character, declared with the following typedef, is a member | |
99a3d506 | 1231 | of some character set associated with the current buffer. */ |
b2ba7b00 RS |
1232 | #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */ |
1233 | #define _UCHAR_T | |
3cfe6dfd | 1234 | typedef unsigned char UCHAR; |
b2ba7b00 | 1235 | #endif |
3cfe6dfd JB |
1236 | |
1237 | /* Meanings of slots in a Lisp_Compiled: */ | |
1238 | ||
1239 | #define COMPILED_ARGLIST 0 | |
1240 | #define COMPILED_BYTECODE 1 | |
1241 | #define COMPILED_CONSTANTS 2 | |
1242 | #define COMPILED_STACK_DEPTH 3 | |
1243 | #define COMPILED_DOC_STRING 4 | |
1244 | #define COMPILED_INTERACTIVE 5 | |
88dbfee5 | 1245 | |
d03f79ef JB |
1246 | /* Flag bits in a character. These also get used in termhooks.h. |
1247 | Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE | |
7c06ac2b RS |
1248 | (MUlti-Lingual Emacs) might need 22 bits for the character value |
1249 | itself, so we probably shouldn't use any bits lower than 0x0400000. */ | |
1250 | #define CHAR_ALT (0x0400000) | |
1251 | #define CHAR_SUPER (0x0800000) | |
1252 | #define CHAR_HYPER (0x1000000) | |
1253 | #define CHAR_SHIFT (0x2000000) | |
1254 | #define CHAR_CTL (0x4000000) | |
1255 | #define CHAR_META (0x8000000) | |
703f2808 | 1256 | |
048151c1 KH |
1257 | #define CHAR_MODIFIER_MASK \ |
1258 | (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META) | |
1259 | ||
1260 | ||
6b768554 KH |
1261 | /* Actually, the current Emacs uses 19 bits for the character value |
1262 | itself. */ | |
1263 | #define CHARACTERBITS 19 | |
1264 | ||
b0ca4f56 KH |
1265 | /* The maximum byte size consumed by push_key_description. |
1266 | All callers should assure that at least this size of memory is | |
1267 | allocated at the place pointed by the second argument. | |
1268 | ||
1269 | Thers are 6 modifiers, each consumes 2 chars. | |
1270 | The octal form of a character code consumes | |
1271 | (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head). | |
1272 | We need one more byte for string terminator `\0'. */ | |
1273 | #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1) | |
1274 | ||
e6faba7f RS |
1275 | #ifdef USE_X_TOOLKIT |
1276 | #ifdef NO_UNION_TYPE | |
1277 | /* Use this for turning a (void *) into a Lisp_Object, as when the | |
1278 | Lisp_Object is passed into a toolkit callback function. */ | |
1279 | #define VOID_TO_LISP(larg,varg) \ | |
1280 | do { ((larg) = ((Lisp_Object) (varg))); } while (0) | |
1281 | #define CVOID_TO_LISP VOID_TO_LISP | |
1282 | ||
1283 | /* Use this for turning a Lisp_Object into a (void *), as when the | |
1284 | Lisp_Object is passed into a toolkit callback function. */ | |
1285 | #define LISP_TO_VOID(larg) ((void *) (larg)) | |
1286 | #define LISP_TO_CVOID(varg) ((const void *) (larg)) | |
1287 | ||
1288 | #else /* not NO_UNION_TYPE */ | |
1289 | /* Use this for turning a (void *) into a Lisp_Object, as when the | |
1290 | Lisp_Object is passed into a toolkit callback function. */ | |
1291 | #define VOID_TO_LISP(larg,varg) \ | |
1292 | do { ((larg).v = (void *) (varg)); } while (0) | |
1293 | #define CVOID_TO_LISP(larg,varg) \ | |
1294 | do { ((larg).cv = (const void *) (varg)); } while (0) | |
1295 | ||
1296 | /* Use this for turning a Lisp_Object into a (void *), as when the | |
1297 | Lisp_Object is passed into a toolkit callback function. */ | |
1298 | #define LISP_TO_VOID(larg) ((larg).v) | |
1299 | #define LISP_TO_CVOID(larg) ((larg).cv) | |
1300 | #endif /* not NO_UNION_TYPE */ | |
1301 | #endif /* USE_X_TOOLKIT */ | |
1302 | ||
703f2808 JB |
1303 | \f |
1304 | /* The glyph datatype, used to represent characters on the display. */ | |
1305 | ||
3b0fee46 KH |
1306 | /* Glyph code to use as an index to the glyph table. If it is out of |
1307 | range for the glyph table, or the corresonding element in the table | |
1308 | is nil, the low 8 bits are the single byte character code, and the | |
1309 | bits above are the numeric face ID. If FID is the face ID of a | |
1310 | glyph on a frame F, then F->display.x->faces[FID] contains the | |
1311 | description of that face. This is an int instead of a short, so we | |
1312 | can support a good bunch of face ID's (2^(31 - 8)); given that we | |
6b768554 | 1313 | have no mechanism for tossing unused frame face ID's yet, we'll |
3b0fee46 KH |
1314 | probably run out of 255 pretty quickly. |
1315 | This is always -1 for a multibyte character. */ | |
1316 | #define GLYPH int | |
1317 | ||
6b768554 | 1318 | /* Mask bits for face. */ |
7363a903 | 1319 | #define GLYPH_MASK_FACE 0x7FF80000 |
3b0fee46 | 1320 | /* Mask bits for character code. */ |
7363a903 | 1321 | #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */ |
6b768554 | 1322 | |
49b0dd75 KH |
1323 | /* The FAST macros assume that we already know we're in an X window. */ |
1324 | ||
3b0fee46 | 1325 | /* Set a character code and a face ID in a glyph G. */ |
7363a903 | 1326 | #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS)) |
703f2808 JB |
1327 | |
1328 | /* Return a glyph's character code. */ | |
6b768554 | 1329 | #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR) |
703f2808 JB |
1330 | |
1331 | /* Return a glyph's face ID. */ | |
7363a903 | 1332 | #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS) |
49b0dd75 KH |
1333 | |
1334 | /* Slower versions that test the frame type first. */ | |
5010d3b8 GM |
1335 | #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face)) |
1336 | #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g)) | |
1337 | #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g)) | |
703f2808 | 1338 | |
b96656ce | 1339 | /* Return 1 iff GLYPH contains valid character code. */ |
e9726794 | 1340 | #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1) |
b96656ce | 1341 | |
4606cc9d RS |
1342 | /* The ID of the mode line highlighting face. */ |
1343 | #define GLYPH_MODE_LINE_FACE 1 | |
3cfe6dfd JB |
1344 | \f |
1345 | /* Data type checking */ | |
1346 | ||
efb859b4 | 1347 | #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil)) |
f498e3b2 | 1348 | #define GC_NILP(x) GC_EQ (x, Qnil) |
3cfe6dfd | 1349 | |
c5af3bb9 | 1350 | #define NUMBERP(x) (INTEGERP (x) || FLOATP (x)) |
c1a2bfad | 1351 | #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x)) |
a4a9f09f | 1352 | #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0) |
c1a2bfad | 1353 | #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0) |
4746118a | 1354 | |
edfa9106 | 1355 | #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int) |
7ad43554 | 1356 | #define GC_INTEGERP(x) INTEGERP (x) |
edfa9106 | 1357 | #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol) |
c1a2bfad | 1358 | #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol) |
84d1833e | 1359 | #define MISCP(x) (XTYPE ((x)) == Lisp_Misc) |
c1a2bfad | 1360 | #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc) |
b5088f80 KH |
1361 | #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike) |
1362 | #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike) | |
edfa9106 | 1363 | #define STRINGP(x) (XTYPE ((x)) == Lisp_String) |
c1a2bfad | 1364 | #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String) |
3cfe6dfd | 1365 | #define CONSP(x) (XTYPE ((x)) == Lisp_Cons) |
c1a2bfad | 1366 | #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons) |
7c06ac2b | 1367 | |
edfa9106 | 1368 | #define FLOATP(x) (XTYPE ((x)) == Lisp_Float) |
c1a2bfad | 1369 | #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float) |
b5088f80 KH |
1370 | #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG)) |
1371 | #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG)) | |
a7aa28f6 RS |
1372 | #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay) |
1373 | #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay) | |
1374 | #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker) | |
1375 | #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker) | |
1376 | #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd) | |
1377 | #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd) | |
1378 | #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd) | |
1379 | #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd) | |
1380 | #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd) | |
1381 | #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd) | |
1382 | #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd) | |
1383 | #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd) | |
1384 | #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value) | |
1385 | #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value) | |
1386 | #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value) | |
1387 | #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value) | |
1388 | #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd) | |
1389 | #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd) | |
edfa9106 | 1390 | |
7c06ac2b | 1391 | |
303a5c93 | 1392 | /* True if object X is a pseudovector whose code is CODE. */ |
7c06ac2b RS |
1393 | #define PSEUDOVECTORP(x, code) \ |
1394 | (VECTORLIKEP (x) \ | |
1395 | && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \ | |
1396 | == (PSEUDOVECTOR_FLAG | (code)))) | |
1397 | ||
303a5c93 | 1398 | /* True if object X is a pseudovector whose code is CODE. |
7c06ac2b RS |
1399 | This one works during GC. */ |
1400 | #define GC_PSEUDOVECTORP(x, code) \ | |
1401 | (GC_VECTORLIKEP (x) \ | |
1402 | && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \ | |
1403 | == (PSEUDOVECTOR_FLAG | (code)))) | |
1404 | ||
1405 | /* Test for specific pseudovector types. */ | |
1406 | #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION) | |
1407 | #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION) | |
1408 | #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS) | |
1409 | #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS) | |
1410 | #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW) | |
1411 | #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW) | |
1412 | #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR) | |
1413 | #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR) | |
1414 | #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED) | |
1415 | #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED) | |
99a3d506 RS |
1416 | #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER) |
1417 | #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER) | |
608ff985 RS |
1418 | #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE) |
1419 | #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE) | |
1420 | #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR) | |
1421 | #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR) | |
7c06ac2b RS |
1422 | #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME) |
1423 | #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME) | |
ea724a01 KH |
1424 | |
1425 | #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top)) | |
dea9b521 KS |
1426 | |
1427 | /* Test for image (image . spec) */ | |
1428 | #define IMAGEP(x) (CONSP (x) && EQ (XCAR (x), Qimage)) | |
1429 | ||
7c06ac2b | 1430 | \f |
7ad43554 | 1431 | #define GC_EQ(x, y) EQ (x, y) |
4746118a | 1432 | |
874cc80e | 1433 | #define CHECK_LIST(x) \ |
c5af3bb9 | 1434 | do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0) |
3cfe6dfd | 1435 | |
874cc80e | 1436 | #define CHECK_STRING(x) \ |
c5af3bb9 | 1437 | do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0) |
3cfe6dfd | 1438 | |
57ddb5d0 KR |
1439 | #define CHECK_STRING_CAR(x) \ |
1440 | do { if (!STRINGP (XCAR (x))) XSETCAR (x, wrong_type_argument (Qstringp, XCAR (x))); } while (0) | |
1441 | ||
874cc80e | 1442 | #define CHECK_CONS(x) \ |
c5af3bb9 | 1443 | do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0) |
3cfe6dfd | 1444 | |
874cc80e | 1445 | #define CHECK_SYMBOL(x) \ |
c5af3bb9 | 1446 | do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0) |
3cfe6dfd | 1447 | |
874cc80e | 1448 | #define CHECK_CHAR_TABLE(x) \ |
a97eb3f3 | 1449 | do { if (!CHAR_TABLE_P ((x))) \ |
608ff985 RS |
1450 | x = wrong_type_argument (Qchar_table_p, (x)); } while (0) |
1451 | ||
874cc80e | 1452 | #define CHECK_VECTOR(x) \ |
c5af3bb9 | 1453 | do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0) |
3cfe6dfd | 1454 | |
874cc80e | 1455 | #define CHECK_VECTOR_OR_CHAR_TABLE(x) \ |
7f73dc9d RS |
1456 | do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \ |
1457 | x = wrong_type_argument (Qvector_or_char_table_p, (x)); \ | |
1458 | } while (0) | |
1459 | ||
874cc80e | 1460 | #define CHECK_BUFFER(x) \ |
c5af3bb9 | 1461 | do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0) |
3cfe6dfd | 1462 | |
874cc80e | 1463 | #define CHECK_WINDOW(x) \ |
c5af3bb9 | 1464 | do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0) |
3cfe6dfd | 1465 | |
03273ec5 | 1466 | /* This macro rejects windows on the interior of the window tree as |
e98227af | 1467 | "dead", which is what we want; this is an argument-checking macro, and |
03273ec5 JB |
1468 | the user should never get access to interior windows. |
1469 | ||
1470 | A window of any sort, leaf or interior, is dead iff the buffer, | |
1471 | vchild, and hchild members are all nil. */ | |
1472 | ||
874cc80e | 1473 | #define CHECK_LIVE_WINDOW(x) \ |
2ad18bfd | 1474 | do { \ |
c5af3bb9 | 1475 | if (!WINDOWP ((x)) \ |
03273ec5 | 1476 | || NILP (XWINDOW ((x))->buffer)) \ |
806b4d9b | 1477 | x = wrong_type_argument (Qwindow_live_p, (x)); \ |
2ad18bfd | 1478 | } while (0) |
03273ec5 | 1479 | |
874cc80e | 1480 | #define CHECK_PROCESS(x) \ |
c5af3bb9 | 1481 | do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0) |
3cfe6dfd | 1482 | |
874cc80e | 1483 | #define CHECK_NUMBER(x) \ |
c5af3bb9 | 1484 | do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0) |
3cfe6dfd | 1485 | |
874cc80e | 1486 | #define CHECK_NATNUM(x) \ |
a4a9f09f | 1487 | do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0) |
3cfe6dfd | 1488 | |
874cc80e | 1489 | #define CHECK_MARKER(x) \ |
c5af3bb9 | 1490 | do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0) |
3cfe6dfd | 1491 | |
874cc80e | 1492 | #define CHECK_NUMBER_COERCE_MARKER(x) \ |
221f4ef3 | 1493 | do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \ |
c5af3bb9 | 1494 | else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0) |
3cfe6dfd | 1495 | |
3cfe6dfd JB |
1496 | #define XFLOATINT(n) extract_float((n)) |
1497 | ||
874cc80e | 1498 | #define CHECK_FLOAT(x) \ |
c5af3bb9 | 1499 | do { if (!FLOATP (x)) \ |
2ad18bfd | 1500 | x = wrong_type_argument (Qfloatp, (x)); } while (0) |
3cfe6dfd | 1501 | |
874cc80e | 1502 | #define CHECK_NUMBER_OR_FLOAT(x) \ |
c5af3bb9 | 1503 | do { if (!FLOATP (x) && !INTEGERP (x)) \ |
2ad18bfd | 1504 | x = wrong_type_argument (Qnumberp, (x)); } while (0) |
3cfe6dfd | 1505 | |
874cc80e | 1506 | #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x) \ |
221f4ef3 | 1507 | do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \ |
c5af3bb9 | 1508 | else if (!INTEGERP (x) && !FLOATP (x)) \ |
2ad18bfd | 1509 | x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0) |
3cfe6dfd | 1510 | |
874cc80e | 1511 | #define CHECK_OVERLAY(x) \ |
c5af3bb9 | 1512 | do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0) |
20280af7 | 1513 | |
f3fbd155 KR |
1514 | /* Since we can't assign directly to the CAR or CDR fields of a cons |
1515 | cell, use these when checking that those fields contain numbers. */ | |
874cc80e | 1516 | #define CHECK_NUMBER_CAR(x) \ |
f3fbd155 KR |
1517 | do { \ |
1518 | Lisp_Object tmp = XCAR (x); \ | |
874cc80e | 1519 | CHECK_NUMBER (tmp); \ |
f3fbd155 KR |
1520 | XSETCAR ((x), tmp); \ |
1521 | } while (0) | |
1522 | ||
874cc80e | 1523 | #define CHECK_NUMBER_CDR(x) \ |
f3fbd155 KR |
1524 | do { \ |
1525 | Lisp_Object tmp = XCDR (x); \ | |
874cc80e | 1526 | CHECK_NUMBER (tmp); \ |
f3fbd155 KR |
1527 | XSETCDR ((x), tmp); \ |
1528 | } while (0) | |
1529 | ||
3cfe6dfd JB |
1530 | /* Cast pointers to this type to compare them. Some machines want int. */ |
1531 | #ifndef PNTR_COMPARISON_TYPE | |
68c45bf0 | 1532 | #define PNTR_COMPARISON_TYPE EMACS_UINT |
3cfe6dfd JB |
1533 | #endif |
1534 | \f | |
1535 | /* Define a built-in function for calling from Lisp. | |
1536 | `lname' should be the name to give the function in Lisp, | |
1537 | as a null-terminated C string. | |
1538 | `fnname' should be the name of the function in C. | |
1539 | By convention, it starts with F. | |
1540 | `sname' should be the name for the C constant structure | |
1541 | that records information on this function for internal use. | |
1542 | By convention, it should be the same as `fnname' but with S instead of F. | |
1543 | It's too bad that C macros can't compute this from `fnname'. | |
1544 | `minargs' should be a number, the minimum number of arguments allowed. | |
1545 | `maxargs' should be a number, the maximum number of arguments allowed, | |
1546 | or else MANY or UNEVALLED. | |
1547 | MANY means pass a vector of evaluated arguments, | |
1548 | in the form of an integer number-of-arguments | |
1549 | followed by the address of a vector of Lisp_Objects | |
1550 | which contains the argument values. | |
1551 | UNEVALLED means pass the list of unevaluated arguments | |
1552 | `prompt' says how to read arguments for an interactive call. | |
eab9d423 | 1553 | See the doc string for `interactive'. |
3cfe6dfd | 1554 | A null string means call interactively with no arguments. |
eab9d423 | 1555 | `doc' is documentation for the user. */ |
3cfe6dfd | 1556 | |
9d936abc DL |
1557 | #if (!defined (__STDC__) && !defined (PROTOTYPES)) \ |
1558 | || defined (USE_NONANSI_DEFUN) | |
df7cd53b | 1559 | |
a0f8590d | 1560 | #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \ |
df7cd53b | 1561 | Lisp_Object fnname (); \ |
9aa0928d | 1562 | DECL_ALIGN (struct Lisp_Subr, sname) = \ |
df7cd53b GM |
1563 | { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \ |
1564 | fnname, minargs, maxargs, lname, prompt, 0}; \ | |
a0f8590d | 1565 | Lisp_Object fnname |
df7cd53b | 1566 | |
c451d7b1 RS |
1567 | #else |
1568 | ||
1569 | /* This version of DEFUN declares a function prototype with the right | |
99a3d506 | 1570 | arguments, so we can catch errors with maxargs at compile-time. */ |
7c06ac2b RS |
1571 | #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \ |
1572 | Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \ | |
9aa0928d | 1573 | DECL_ALIGN (struct Lisp_Subr, sname) = \ |
7c06ac2b RS |
1574 | { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \ |
1575 | fnname, minargs, maxargs, lname, prompt, 0}; \ | |
c451d7b1 RS |
1576 | Lisp_Object fnname |
1577 | ||
1578 | /* Note that the weird token-substitution semantics of ANSI C makes | |
99a3d506 | 1579 | this work for MANY and UNEVALLED. */ |
c451d7b1 RS |
1580 | #define DEFUN_ARGS_MANY (int, Lisp_Object *) |
1581 | #define DEFUN_ARGS_UNEVALLED (Lisp_Object) | |
1582 | #define DEFUN_ARGS_0 (void) | |
1583 | #define DEFUN_ARGS_1 (Lisp_Object) | |
1584 | #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object) | |
1585 | #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object) | |
1586 | #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object) | |
1587 | #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ | |
1588 | Lisp_Object) | |
1589 | #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ | |
1590 | Lisp_Object, Lisp_Object) | |
1591 | #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ | |
1592 | Lisp_Object, Lisp_Object, Lisp_Object) | |
5593f7e3 KH |
1593 | #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ |
1594 | Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object) | |
c451d7b1 RS |
1595 | #endif |
1596 | ||
276680c4 GM |
1597 | /* Non-zero if OBJ is a Lisp function. */ |
1598 | ||
1599 | #define FUNCTIONP(OBJ) \ | |
1600 | ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \ | |
1601 | || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \ | |
1602 | || COMPILEDP (OBJ) \ | |
1603 | || SUBRP (OBJ)) | |
e2c0561e | 1604 | |
3cfe6dfd | 1605 | /* defsubr (Sname); |
d19b9aa8 | 1606 | is how we define the symbol for function `name' at start-up time. */ |
526a2be7 | 1607 | extern void defsubr P_ ((struct Lisp_Subr *)); |
3cfe6dfd JB |
1608 | |
1609 | #define MANY -2 | |
1610 | #define UNEVALLED -1 | |
1611 | ||
526a2be7 AS |
1612 | extern void defvar_lisp P_ ((char *, Lisp_Object *)); |
1613 | extern void defvar_lisp_nopro P_ ((char *, Lisp_Object *)); | |
1614 | extern void defvar_bool P_ ((char *, int *)); | |
31ade731 | 1615 | extern void defvar_int P_ ((char *, EMACS_INT *)); |
526a2be7 AS |
1616 | extern void defvar_per_buffer P_ ((char *, Lisp_Object *, Lisp_Object, char *)); |
1617 | extern void defvar_kboard P_ ((char *, int)); | |
3cfe6dfd JB |
1618 | |
1619 | /* Macros we use to define forwarded Lisp variables. | |
1620 | These are used in the syms_of_FILENAME functions. */ | |
1621 | ||
3cfe6dfd JB |
1622 | #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname) |
1623 | #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname) | |
1624 | #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname) | |
1625 | #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname) | |
ef15f270 JB |
1626 | #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \ |
1627 | defvar_per_buffer (lname, vname, type, 0) | |
32462604 KH |
1628 | #define DEFVAR_KBOARD(lname, vname, doc) \ |
1629 | defvar_kboard (lname, \ | |
1630 | (int)((char *)(¤t_kboard->vname) \ | |
1631 | - (char *)current_kboard)) | |
df7cd53b | 1632 | |
df7cd53b | 1633 | |
3cfe6dfd | 1634 | \f |
78ca380c JB |
1635 | /* Structure for recording Lisp call stack for backtrace purposes. */ |
1636 | ||
1637 | /* The special binding stack holds the outer values of variables while | |
1638 | they are bound by a function application or a let form, stores the | |
1639 | code to be executed for Lisp unwind-protect forms, and stores the C | |
1640 | functions to be called for record_unwind_protect. | |
1641 | ||
1642 | If func is non-zero, undoing this binding applies func to old_value; | |
1643 | This implements record_unwind_protect. | |
5fd6e274 RS |
1644 | |
1645 | Otherwise, the element is a variable binding. | |
e2c0561e | 1646 | |
5fd6e274 | 1647 | If the symbol field is a symbol, it is an ordinary variable binding. |
e2c0561e | 1648 | |
2d160521 GM |
1649 | Otherwise, it should be a structure (SYMBOL WHERE |
1650 | . CURRENT-BUFFER), which means having bound a local value while | |
1651 | CURRENT-BUFFER was active. If WHERE is nil this means we saw the | |
3326dc20 | 1652 | default value when binding SYMBOL. WHERE being a buffer or frame |
2d160521 GM |
1653 | means we saw a buffer-local or frame-local value. Other values of |
1654 | WHERE mean an internal error. */ | |
5fd6e274 | 1655 | |
07c9ebd6 RS |
1656 | typedef Lisp_Object (*specbinding_func) P_ ((Lisp_Object)); |
1657 | ||
3cfe6dfd JB |
1658 | struct specbinding |
1659 | { | |
4e91a530 | 1660 | volatile Lisp_Object symbol, old_value; |
07c9ebd6 | 1661 | volatile specbinding_func func; |
3cfe6dfd JB |
1662 | Lisp_Object unused; /* Dividing by 16 is faster than by 12 */ |
1663 | }; | |
1664 | ||
1665 | extern struct specbinding *specpdl; | |
4e91a530 | 1666 | extern volatile struct specbinding *specpdl_ptr; |
3cfe6dfd JB |
1667 | extern int specpdl_size; |
1668 | ||
31ade731 | 1669 | extern EMACS_INT max_specpdl_size; |
c51ea62a | 1670 | |
c929397d | 1671 | #define SPECPDL_INDEX() (specpdl_ptr - specpdl) |
acb8dc44 | 1672 | |
78ca380c | 1673 | /* Everything needed to describe an active condition case. */ |
3cfe6dfd JB |
1674 | struct handler |
1675 | { | |
78ca380c | 1676 | /* The handler clauses and variable from the condition-case form. */ |
992dd91a RS |
1677 | /* For a handler set up in Lisp code, this is always a list. |
1678 | For an internal handler set up by internal_condition_case*, | |
1679 | this can instead be the symbol t or `error'. | |
1680 | t: handle all conditions. | |
1681 | error: handle all conditions, and errors can run the debugger | |
1682 | or display a backtrace. */ | |
3cfe6dfd JB |
1683 | Lisp_Object handler; |
1684 | Lisp_Object var; | |
22bbbd42 RS |
1685 | /* Fsignal stores here the condition-case clause that applies, |
1686 | and Fcondition_case thus knows which clause to run. */ | |
1687 | Lisp_Object chosen_clause; | |
78ca380c JB |
1688 | |
1689 | /* Used to effect the longjump out to the handler. */ | |
3cfe6dfd | 1690 | struct catchtag *tag; |
78ca380c JB |
1691 | |
1692 | /* The next enclosing handler. */ | |
3cfe6dfd JB |
1693 | struct handler *next; |
1694 | }; | |
1695 | ||
1696 | extern struct handler *handlerlist; | |
1697 | ||
1698 | extern struct catchtag *catchlist; | |
1699 | extern struct backtrace *backtrace_list; | |
1700 | ||
22bbbd42 RS |
1701 | extern Lisp_Object memory_signal_data; |
1702 | ||
3cfe6dfd JB |
1703 | /* An address near the bottom of the stack. |
1704 | Tells GC how to save a copy of the stack. */ | |
1705 | extern char *stack_bottom; | |
1706 | ||
4742f524 RS |
1707 | /* Check quit-flag and quit if it is non-nil. |
1708 | Typing C-g does not directly cause a quit; it only sets Vquit_flag. | |
1709 | So the program needs to do QUIT at times when it is safe to quit. | |
1710 | Every loop that might run for a long time or might not exit | |
1711 | ought to do QUIT at least once, at a safe place. | |
1712 | Unless that is impossible, of course. | |
1713 | But it is very desirable to avoid creating loops where QUIT is impossible. | |
1714 | ||
1715 | Exception: if you set immediate_quit to nonzero, | |
1716 | then the handler that responds to the C-g does the quit itself. | |
1717 | This is a good thing to do around a loop that has no side effects | |
1718 | and (in particular) cannot call arbitrary Lisp code. */ | |
3cfe6dfd | 1719 | |
35d3b513 SM |
1720 | #ifdef SYNC_INPUT |
1721 | extern void handle_async_input P_ ((void)); | |
1722 | extern int interrupt_input_pending; | |
a69a6e61 GM |
1723 | #define QUIT \ |
1724 | do { \ | |
1725 | if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \ | |
1726 | { \ | |
1727 | Vquit_flag = Qnil; \ | |
1728 | Fsignal (Qquit, Qnil); \ | |
1729 | } \ | |
35d3b513 SM |
1730 | else if (interrupt_input_pending) \ |
1731 | handle_async_input (); \ | |
a69a6e61 | 1732 | } while (0) |
3cfe6dfd | 1733 | |
35d3b513 SM |
1734 | #else /* not SYNC_INPUT */ |
1735 | ||
1736 | #define QUIT \ | |
1737 | do { \ | |
1738 | if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \ | |
1739 | { \ | |
1740 | Vquit_flag = Qnil; \ | |
1741 | Fsignal (Qquit, Qnil); \ | |
1742 | } \ | |
1743 | } while (0) | |
1744 | ||
1745 | #endif /* not SYNC_INPUT */ | |
1746 | ||
1747 | ||
3cfe6dfd JB |
1748 | /* Nonzero if ought to quit now. */ |
1749 | ||
efb859b4 | 1750 | #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) |
3cfe6dfd | 1751 | \f |
8ac90470 | 1752 | /* Variables used locally in the following case handling macros. */ |
2e34157c RS |
1753 | extern int case_temp1; |
1754 | extern Lisp_Object case_temp2; | |
8ac90470 | 1755 | |
e98227af | 1756 | /* Current buffer's map from characters to lower-case characters. */ |
3cfe6dfd | 1757 | |
8ac90470 | 1758 | #define DOWNCASE_TABLE current_buffer->downcase_table |
3cfe6dfd | 1759 | |
e98227af | 1760 | /* Current buffer's map from characters to upper-case characters. */ |
3cfe6dfd | 1761 | |
8ac90470 | 1762 | #define UPCASE_TABLE current_buffer->upcase_table |
3cfe6dfd | 1763 | |
e98227af | 1764 | /* Downcase a character, or make no change if that cannot be done. */ |
3cfe6dfd | 1765 | |
8ac90470 KH |
1766 | #define DOWNCASE(CH) \ |
1767 | ((case_temp1 = (CH), \ | |
1768 | case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \ | |
1769 | NATNUMP (case_temp2)) \ | |
1770 | ? XFASTINT (case_temp2) : case_temp1) | |
3cfe6dfd | 1771 | |
e98227af | 1772 | /* 1 if CH is upper case. */ |
3cfe6dfd | 1773 | |
476d47ce | 1774 | #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH)) |
3cfe6dfd | 1775 | |
e98227af | 1776 | /* 1 if CH is neither upper nor lower case. */ |
3cfe6dfd | 1777 | |
8ac90470 | 1778 | #define NOCASEP(CH) (UPCASE1 (CH) == (CH)) |
3cfe6dfd | 1779 | |
e98227af | 1780 | /* 1 if CH is lower case. */ |
3cfe6dfd | 1781 | |
e98227af | 1782 | #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH)) |
3cfe6dfd | 1783 | |
e98227af | 1784 | /* Upcase a character, or make no change if that cannot be done. */ |
3cfe6dfd | 1785 | |
e98227af KH |
1786 | #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH)) |
1787 | ||
1788 | /* Upcase a character known to be not upper case. */ | |
1789 | ||
8ac90470 KH |
1790 | #define UPCASE1(CH) \ |
1791 | ((case_temp1 = (CH), \ | |
1792 | case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \ | |
1793 | NATNUMP (case_temp2)) \ | |
1794 | ? XFASTINT (case_temp2) : case_temp1) | |
3cfe6dfd | 1795 | |
c6a3c83c | 1796 | extern Lisp_Object Vascii_downcase_table; |
3cfe6dfd | 1797 | \f |
99a3d506 | 1798 | /* Number of bytes of structure consed since last GC. */ |
3cfe6dfd JB |
1799 | |
1800 | extern int consing_since_gc; | |
1801 | ||
99a3d506 | 1802 | /* Threshold for doing another gc. */ |
3cfe6dfd | 1803 | |
31ade731 | 1804 | extern EMACS_INT gc_cons_threshold; |
3cfe6dfd | 1805 | |
99a3d506 | 1806 | /* Structure for recording stack slots that need marking. */ |
3cfe6dfd JB |
1807 | |
1808 | /* This is a chain of structures, each of which points at a Lisp_Object variable | |
1809 | whose value should be marked in garbage collection. | |
1810 | Normally every link of the chain is an automatic variable of a function, | |
1811 | and its `val' points to some argument or local variable of the function. | |
1812 | On exit to the function, the chain is set back to the value it had on entry. | |
e5f55f07 BF |
1813 | This way, no link remains in the chain when the stack frame containing the |
1814 | link disappears. | |
3cfe6dfd JB |
1815 | |
1816 | Every function that can call Feval must protect in this fashion all | |
99a3d506 | 1817 | Lisp_Object variables whose contents will be used again. */ |
3cfe6dfd JB |
1818 | |
1819 | extern struct gcpro *gcprolist; | |
1820 | ||
1821 | struct gcpro | |
834168ef GM |
1822 | { |
1823 | struct gcpro *next; | |
e2c0561e | 1824 | |
834168ef GM |
1825 | /* Address of first protected variable. */ |
1826 | volatile Lisp_Object *var; | |
e2c0561e | 1827 | |
834168ef GM |
1828 | /* Number of consecutive protected variables. */ |
1829 | int nvars; | |
e2c0561e | 1830 | |
4742f524 | 1831 | #ifdef DEBUG_GCPRO |
834168ef | 1832 | int level; |
4742f524 | 1833 | #endif |
834168ef | 1834 | }; |
3cfe6dfd | 1835 | |
1216f5e4 GM |
1836 | /* Values of GC_MARK_STACK during compilation: |
1837 | ||
1838 | 0 Use GCPRO as before | |
1839 | 1 Do the real thing, make GCPROs and UNGCPRO no-ops. | |
1840 | 2 Mark the stack, and check that everything GCPRO'd is | |
1841 | marked. | |
1842 | 3 Mark using GCPRO's, mark stack last, and count how many | |
1843 | dead objects are kept alive. */ | |
1844 | ||
1845 | ||
1846 | #define GC_USE_GCPROS_AS_BEFORE 0 | |
1847 | #define GC_MAKE_GCPROS_NOOPS 1 | |
1848 | #define GC_MARK_STACK_CHECK_GCPROS 2 | |
1849 | #define GC_USE_GCPROS_CHECK_ZOMBIES 3 | |
1850 | ||
1851 | #ifndef GC_MARK_STACK | |
1852 | #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE | |
1853 | #endif | |
1854 | ||
1855 | #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS | |
1856 | ||
9f0443f9 | 1857 | /* Do something silly with gcproN vars just so gcc shuts up. */ |
656c33dc | 1858 | /* You get warnings from MIPSPro... */ |
9f0443f9 SM |
1859 | |
1860 | #define GCPRO1(varname) ((void) gcpro1) | |
e2c0561e | 1861 | #define GCPRO2(varname1, varname2)(((void) gcpro2, (void) gcpro1)) |
9f0443f9 SM |
1862 | #define GCPRO3(varname1, varname2, varname3) \ |
1863 | (((void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
1864 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1865 | (((void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
1866 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ | |
1867 | (((void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
b7301bff KS |
1868 | #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \ |
1869 | (((void) gcpro6, (void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
1216f5e4 GM |
1870 | #define UNGCPRO ((void) 0) |
1871 | ||
1872 | #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */ | |
1873 | ||
4742f524 RS |
1874 | #ifndef DEBUG_GCPRO |
1875 | ||
3cfe6dfd JB |
1876 | #define GCPRO1(varname) \ |
1877 | {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \ | |
1878 | gcprolist = &gcpro1; } | |
1879 | ||
1880 | #define GCPRO2(varname1, varname2) \ | |
1881 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1882 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1883 | gcprolist = &gcpro2; } | |
1884 | ||
1885 | #define GCPRO3(varname1, varname2, varname3) \ | |
1886 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1887 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1888 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1889 | gcprolist = &gcpro3; } | |
1890 | ||
1891 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1892 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1893 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1894 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1895 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1896 | gcprolist = &gcpro4; } | |
1897 | ||
c47b8d02 RS |
1898 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ |
1899 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1900 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1901 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1902 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1903 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1904 | gcprolist = &gcpro5; } | |
1905 | ||
b7301bff KS |
1906 | #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \ |
1907 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1908 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1909 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1910 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1911 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1912 | gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \ | |
1913 | gcprolist = &gcpro6; } | |
1914 | ||
4742f524 | 1915 | #define UNGCPRO (gcprolist = gcpro1.next) |
3cfe6dfd | 1916 | |
4742f524 | 1917 | #else |
e98227af | 1918 | |
4742f524 RS |
1919 | extern int gcpro_level; |
1920 | ||
1921 | #define GCPRO1(varname) \ | |
1922 | {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \ | |
1923 | gcpro1.level = gcpro_level++; \ | |
1924 | gcprolist = &gcpro1; } | |
1925 | ||
1926 | #define GCPRO2(varname1, varname2) \ | |
1927 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1928 | gcpro1.level = gcpro_level; \ | |
1929 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1930 | gcpro2.level = gcpro_level++; \ | |
1931 | gcprolist = &gcpro2; } | |
1932 | ||
1933 | #define GCPRO3(varname1, varname2, varname3) \ | |
1934 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1935 | gcpro1.level = gcpro_level; \ | |
1936 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1937 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1938 | gcpro3.level = gcpro_level++; \ | |
1939 | gcprolist = &gcpro3; } | |
1940 | ||
1941 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1942 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1943 | gcpro1.level = gcpro_level; \ | |
1944 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1945 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1946 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1947 | gcpro4.level = gcpro_level++; \ | |
1948 | gcprolist = &gcpro4; } | |
1949 | ||
1950 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ | |
1951 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1952 | gcpro1.level = gcpro_level; \ | |
1953 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1954 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1955 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1956 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1957 | gcpro5.level = gcpro_level++; \ | |
1958 | gcprolist = &gcpro5; } | |
1959 | ||
b7301bff KS |
1960 | #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \ |
1961 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1962 | gcpro1.level = gcpro_level; \ | |
1963 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1964 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1965 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1966 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1967 | gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \ | |
1968 | gcpro6.level = gcpro_level++; \ | |
1969 | gcprolist = &gcpro6; } | |
1970 | ||
4742f524 RS |
1971 | #define UNGCPRO \ |
1972 | ((--gcpro_level != gcpro1.level) \ | |
1973 | ? (abort (), 0) \ | |
1974 | : ((gcprolist = gcpro1.next), 0)) | |
1975 | ||
1976 | #endif /* DEBUG_GCPRO */ | |
1216f5e4 GM |
1977 | #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */ |
1978 | ||
3cfe6dfd | 1979 | |
5db82c9d | 1980 | /* Evaluate expr, UNGCPRO, and then return the value of expr. */ |
c47b8d02 | 1981 | #define RETURN_UNGCPRO(expr) \ |
0868e74e | 1982 | do \ |
c47b8d02 RS |
1983 | { \ |
1984 | Lisp_Object ret_ungc_val; \ | |
1985 | ret_ungc_val = (expr); \ | |
1986 | UNGCPRO; \ | |
1987 | return ret_ungc_val; \ | |
1988 | } \ | |
0868e74e | 1989 | while (0) |
4742f524 RS |
1990 | |
1991 | /* Call staticpro (&var) to protect static variable `var'. */ | |
1992 | ||
1993 | void staticpro P_ ((Lisp_Object *)); | |
3cfe6dfd | 1994 | \f |
2f69f2ec RS |
1995 | /* Declare a Lisp-callable function. The MAXARGS parameter has the same |
1996 | meaning as in the DEFUN macro, and is used to construct a prototype. */ | |
9d936abc DL |
1997 | #if (!defined (__STDC__) && !defined (PROTOTYPES)) \ |
1998 | || defined (USE_NONANSI_DEFUN) | |
2f69f2ec RS |
1999 | #define EXFUN(fnname, maxargs) \ |
2000 | extern Lisp_Object fnname () | |
2001 | #else | |
2002 | /* We can use the same trick as in the DEFUN macro to generate the | |
2003 | appropriate prototype. */ | |
2004 | #define EXFUN(fnname, maxargs) \ | |
2005 | extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs | |
2006 | #endif | |
2007 | ||
526a2be7 AS |
2008 | /* Forward declarations for prototypes. */ |
2009 | struct window; | |
2010 | struct frame; | |
2f69f2ec | 2011 | |
3cfe6dfd JB |
2012 | /* Defined in data.c */ |
2013 | extern Lisp_Object Qnil, Qt, Qquote, Qlambda, Qsubr, Qunbound; | |
2014 | extern Lisp_Object Qerror_conditions, Qerror_message, Qtop_level; | |
2015 | extern Lisp_Object Qerror, Qquit, Qwrong_type_argument, Qargs_out_of_range; | |
2016 | extern Lisp_Object Qvoid_variable, Qvoid_function; | |
2017 | extern Lisp_Object Qsetting_constant, Qinvalid_read_syntax; | |
2018 | extern Lisp_Object Qinvalid_function, Qwrong_number_of_arguments, Qno_catch; | |
9ab301de | 2019 | extern Lisp_Object Qend_of_file, Qarith_error, Qmark_inactive; |
3cfe6dfd | 2020 | extern Lisp_Object Qbeginning_of_buffer, Qend_of_buffer, Qbuffer_read_only; |
9ab301de | 2021 | extern Lisp_Object Qtext_read_only; |
3cfe6dfd | 2022 | |
9ab301de | 2023 | extern Lisp_Object Qintegerp, Qnatnump, Qwholenump, Qsymbolp, Qlistp, Qconsp; |
3cfe6dfd | 2024 | extern Lisp_Object Qstringp, Qarrayp, Qsequencep, Qbufferp; |
9ab301de | 2025 | extern Lisp_Object Qchar_or_string_p, Qmarkerp, Qinteger_or_marker_p, Qvectorp; |
cde20f41 | 2026 | extern Lisp_Object Qbuffer_or_string_p; |
9ab301de LH |
2027 | extern Lisp_Object Qboundp, Qfboundp; |
2028 | extern Lisp_Object Qchar_table_p, Qvector_or_char_table_p; | |
2029 | ||
3cfe6dfd JB |
2030 | extern Lisp_Object Qcdr; |
2031 | ||
9ab301de LH |
2032 | extern Lisp_Object Qrange_error, Qdomain_error, Qsingularity_error; |
2033 | extern Lisp_Object Qoverflow_error, Qunderflow_error; | |
3cfe6dfd | 2034 | |
9ab301de LH |
2035 | extern Lisp_Object Qfloatp; |
2036 | extern Lisp_Object Qnumberp, Qnumber_or_marker_p; | |
2037 | ||
2038 | extern Lisp_Object Qinteger; | |
3cfe6dfd | 2039 | |
7436b0a9 | 2040 | extern void circular_list_error P_ ((Lisp_Object)); |
c2f562ee | 2041 | EXFUN (Finteractive_form, 1); |
7436b0a9 | 2042 | |
9ab301de LH |
2043 | /* Defined in frame.c */ |
2044 | extern Lisp_Object Qframep; | |
2045 | ||
2f69f2ec RS |
2046 | EXFUN (Feq, 2); |
2047 | EXFUN (Fnull, 1); | |
2048 | EXFUN (Flistp, 1); | |
2049 | EXFUN (Fconsp, 1); | |
2050 | EXFUN (Fatom, 1); | |
2051 | EXFUN (Fnlistp, 1); | |
2052 | EXFUN (Fintegerp, 1); | |
2053 | EXFUN (Fnatnump, 1); | |
2054 | EXFUN (Fsymbolp, 1); | |
2055 | EXFUN (Fvectorp, 1); | |
2056 | EXFUN (Fstringp, 1); | |
a1b5012f | 2057 | EXFUN (Fmultibyte_string_p, 1); |
2f69f2ec RS |
2058 | EXFUN (Farrayp, 1); |
2059 | EXFUN (Fsequencep, 1); | |
2060 | EXFUN (Fbufferp, 1); | |
2061 | EXFUN (Fmarkerp, 1); | |
2062 | EXFUN (Fsubrp, 1); | |
2063 | EXFUN (Fchar_or_string_p, 1); | |
2064 | EXFUN (Finteger_or_marker_p, 1); | |
2f69f2ec RS |
2065 | EXFUN (Ffloatp, 1); |
2066 | EXFUN (Finteger_or_floatp, 1); | |
2067 | EXFUN (Finteger_or_float_or_marker_p, 1); | |
3cfe6dfd | 2068 | |
2f69f2ec RS |
2069 | EXFUN (Fcar, 1); |
2070 | EXFUN (Fcar_safe, 1); | |
2071 | EXFUN (Fcdr, 1); | |
2072 | EXFUN (Fcdr_safe, 1); | |
2073 | EXFUN (Fsetcar, 2); | |
2074 | EXFUN (Fsetcdr, 2); | |
2075 | EXFUN (Fboundp, 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); | |
2084 | EXFUN (Ffset, 2); | |
2085 | EXFUN (Fsetplist, 2); | |
2086 | EXFUN (Fsymbol_value, 1); | |
a154f406 | 2087 | extern Lisp_Object find_symbol_value P_ ((Lisp_Object)); |
2f69f2ec RS |
2088 | EXFUN (Fset, 2); |
2089 | EXFUN (Fdefault_value, 1); | |
2090 | EXFUN (Fset_default, 2); | |
2091 | EXFUN (Fdefault_boundp, 1); | |
2092 | EXFUN (Fmake_local_variable, 1); | |
a154f406 | 2093 | EXFUN (Flocal_variable_p, 2); |
2f69f2ec RS |
2094 | EXFUN (Flocal_variable_if_set_p, 2); |
2095 | ||
2096 | EXFUN (Faref, 2); | |
2097 | EXFUN (Faset, 3); | |
2098 | ||
2099 | EXFUN (Fstring_to_number, 2); | |
2100 | EXFUN (Fnumber_to_string, 1); | |
2101 | EXFUN (Feqlsign, 2); | |
2102 | EXFUN (Fgtr, 2); | |
2103 | EXFUN (Flss, 2); | |
2104 | EXFUN (Fgeq, 2); | |
2105 | EXFUN (Fleq, 2); | |
2106 | EXFUN (Fneq, 2); | |
2107 | EXFUN (Fzerop, 1); | |
2108 | EXFUN (Fplus, MANY); | |
2109 | EXFUN (Fminus, MANY); | |
2110 | EXFUN (Ftimes, MANY); | |
2111 | EXFUN (Fquo, MANY); | |
2112 | EXFUN (Frem, 2); | |
2113 | EXFUN (Fmax, MANY); | |
2114 | EXFUN (Fmin, MANY); | |
2115 | EXFUN (Flogand, MANY); | |
2116 | EXFUN (Flogior, MANY); | |
2117 | EXFUN (Flogxor, MANY); | |
2118 | EXFUN (Flognot, 1); | |
2119 | EXFUN (Flsh, 2); | |
2120 | EXFUN (Fash, 2); | |
2121 | ||
2122 | EXFUN (Fadd1, 1); | |
2123 | EXFUN (Fsub1, 1); | |
d7935eb6 | 2124 | EXFUN (Fmake_variable_buffer_local, 1); |
2f69f2ec | 2125 | |
a32fa736 | 2126 | extern Lisp_Object indirect_variable P_ ((Lisp_Object)); |
2f69f2ec RS |
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)); | |
834168ef | 2131 | extern Lisp_Object wrong_type_argument P_ ((Lisp_Object, Lisp_Object)); |
13ff50bb GM |
2132 | extern void store_symval_forwarding P_ ((Lisp_Object, Lisp_Object, |
2133 | Lisp_Object, struct buffer *)); | |
2f69f2ec | 2134 | extern Lisp_Object do_symval_forwarding P_ ((Lisp_Object)); |
5fd6e274 | 2135 | extern Lisp_Object set_internal P_ ((Lisp_Object, Lisp_Object, struct buffer *, int)); |
46abf440 AS |
2136 | extern void syms_of_data P_ ((void)); |
2137 | extern void init_data P_ ((void)); | |
cd1b7ac9 | 2138 | extern void swap_in_global_binding P_ ((Lisp_Object)); |
3cfe6dfd | 2139 | |
a37e10f9 | 2140 | /* Defined in cmds.c */ |
2f69f2ec RS |
2141 | EXFUN (Fend_of_line, 1); |
2142 | EXFUN (Fforward_char, 1); | |
2143 | EXFUN (Fforward_line, 1); | |
526a2be7 | 2144 | extern int internal_self_insert P_ ((int, int)); |
46abf440 AS |
2145 | extern void syms_of_cmds P_ ((void)); |
2146 | extern void keys_of_cmds P_ ((void)); | |
a37e10f9 | 2147 | |
6b768554 | 2148 | /* Defined in coding.c */ |
2f69f2ec RS |
2149 | EXFUN (Fcoding_system_p, 1); |
2150 | EXFUN (Fcheck_coding_system, 1); | |
34ba1f2e | 2151 | EXFUN (Fread_coding_system, 2); |
2f69f2ec | 2152 | EXFUN (Fread_non_nil_coding_system, 1); |
a154f406 | 2153 | EXFUN (Ffind_operation_coding_system, MANY); |
61727ab5 | 2154 | EXFUN (Fupdate_coding_systems_internal, 0); |
526a2be7 AS |
2155 | EXFUN (Fencode_coding_string, 3); |
2156 | EXFUN (Fdecode_coding_string, 3); | |
101d50c8 KR |
2157 | extern Lisp_Object detect_coding_system P_ ((const unsigned char *, int, int, |
2158 | int)); | |
85ef85ae | 2159 | extern void init_coding P_ ((void)); |
46abf440 AS |
2160 | extern void init_coding_once P_ ((void)); |
2161 | extern void syms_of_coding P_ ((void)); | |
0868e74e GM |
2162 | extern Lisp_Object code_convert_string_norecord P_ ((Lisp_Object, Lisp_Object, |
2163 | int)); | |
6b768554 | 2164 | |
5e741a41 | 2165 | /* Defined in charset.c */ |
31ade731 | 2166 | extern EMACS_INT nonascii_insert_offset; |
bb9c978a | 2167 | extern Lisp_Object Vnonascii_translation_table; |
5e741a41 | 2168 | EXFUN (Fchar_bytes, 1); |
ec5d8db7 | 2169 | EXFUN (Fchar_width, 1); |
4516715a | 2170 | EXFUN (Fstring, MANY); |
f29b79a2 KR |
2171 | extern int chars_in_text P_ ((const unsigned char *, int)); |
2172 | extern int multibyte_chars_in_text P_ ((const unsigned char *, int)); | |
4a2f9c6a | 2173 | extern int unibyte_char_to_multibyte P_ ((int)); |
5666cc6f | 2174 | extern int multibyte_char_to_unibyte P_ ((int, Lisp_Object)); |
b4e187e2 | 2175 | extern Lisp_Object Qcharset; |
46abf440 AS |
2176 | extern void init_charset_once P_ ((void)); |
2177 | extern void syms_of_charset P_ ((void)); | |
5e741a41 | 2178 | |
a37e10f9 | 2179 | /* Defined in syntax.c */ |
2f69f2ec RS |
2180 | EXFUN (Fforward_word, 1); |
2181 | EXFUN (Fskip_chars_forward, 2); | |
2182 | EXFUN (Fskip_chars_backward, 2); | |
526a2be7 AS |
2183 | EXFUN (Fsyntax_table_p, 1); |
2184 | EXFUN (Fsyntax_table, 0); | |
2185 | EXFUN (Fset_syntax_table, 1); | |
46abf440 AS |
2186 | extern void init_syntax_once P_ ((void)); |
2187 | extern void syms_of_syntax P_ ((void)); | |
a37e10f9 | 2188 | |
3cfe6dfd | 2189 | /* Defined in fns.c */ |
9a4f9d30 | 2190 | extern int use_dialog_box; |
1a7ad14f | 2191 | extern int next_almost_prime P_ ((int)); |
acb3b16f | 2192 | extern Lisp_Object larger_vector P_ ((Lisp_Object, int, Lisp_Object)); |
838fad15 | 2193 | extern void sweep_weak_hash_tables P_ ((void)); |
3cfe6dfd | 2194 | extern Lisp_Object Qstring_lessp; |
9d936abc | 2195 | EXFUN (Foptimize_char_table, 1); |
3cfe6dfd | 2196 | extern Lisp_Object Vfeatures; |
19481752 | 2197 | extern Lisp_Object QCtest, QCweakness, Qequal; |
5010d3b8 GM |
2198 | unsigned sxhash P_ ((Lisp_Object, int)); |
2199 | Lisp_Object make_hash_table P_ ((Lisp_Object, Lisp_Object, Lisp_Object, | |
2200 | Lisp_Object, Lisp_Object, Lisp_Object, | |
2201 | Lisp_Object)); | |
d9138d5d | 2202 | Lisp_Object copy_hash_table P_ ((struct Lisp_Hash_Table *)); |
5010d3b8 | 2203 | int hash_lookup P_ ((struct Lisp_Hash_Table *, Lisp_Object, unsigned *)); |
19481752 KH |
2204 | int hash_put P_ ((struct Lisp_Hash_Table *, Lisp_Object, Lisp_Object, |
2205 | unsigned)); | |
5010d3b8 GM |
2206 | void hash_remove P_ ((struct Lisp_Hash_Table *, Lisp_Object)); |
2207 | void hash_clear P_ ((struct Lisp_Hash_Table *)); | |
2208 | void remove_hash_entry P_ ((struct Lisp_Hash_Table *, int)); | |
15b0ced5 | 2209 | extern void init_fns P_ ((void)); |
5010d3b8 GM |
2210 | EXFUN (Fsxhash, 1); |
2211 | EXFUN (Fmake_hash_table, MANY); | |
d9138d5d | 2212 | EXFUN (Fcopy_hash_table, 1); |
5010d3b8 GM |
2213 | EXFUN (Fhash_table_count, 1); |
2214 | EXFUN (Fhash_table_rehash_size, 1); | |
2215 | EXFUN (Fhash_table_rehash_threshold, 1); | |
2216 | EXFUN (Fhash_table_size, 1); | |
2217 | EXFUN (Fhash_table_test, 1); | |
2218 | EXFUN (Fhash_table_weak, 1); | |
2219 | EXFUN (Fhash_table_p, 1); | |
2220 | EXFUN (Fclrhash, 1); | |
2221 | EXFUN (Fgethash, 3); | |
2222 | EXFUN (Fputhash, 3); | |
2223 | EXFUN (Fremhash, 2); | |
2224 | EXFUN (Fmaphash, 2); | |
2225 | EXFUN (Fdefine_hash_table_test, 3); | |
2226 | ||
2f69f2ec RS |
2227 | EXFUN (Fidentity, 1); |
2228 | EXFUN (Frandom, 1); | |
2229 | EXFUN (Flength, 1); | |
2230 | EXFUN (Fsafe_length, 1); | |
2231 | EXFUN (Fappend, MANY); | |
2232 | EXFUN (Fconcat, MANY); | |
2233 | EXFUN (Fvconcat, MANY); | |
2234 | EXFUN (Fcopy_sequence, 1); | |
b4e187e2 RS |
2235 | EXFUN (Fstring_make_multibyte, 1); |
2236 | EXFUN (Fstring_make_unibyte, 1); | |
2237 | EXFUN (Fstring_as_multibyte, 1); | |
2238 | EXFUN (Fstring_as_unibyte, 1); | |
35e36092 | 2239 | EXFUN (Fstring_to_multibyte, 1); |
2f69f2ec | 2240 | EXFUN (Fsubstring, 3); |
a1b5012f | 2241 | extern Lisp_Object substring_both P_ ((Lisp_Object, int, int, int, int)); |
2f69f2ec RS |
2242 | EXFUN (Fnth, 2); |
2243 | EXFUN (Fnthcdr, 2); | |
2244 | EXFUN (Fmemq, 2); | |
2245 | EXFUN (Fassq, 2); | |
2246 | EXFUN (Fassoc, 2); | |
2247 | EXFUN (Felt, 2); | |
2248 | EXFUN (Fmember, 2); | |
2249 | EXFUN (Frassq, 2); | |
2250 | EXFUN (Fdelq, 2); | |
2251 | EXFUN (Fsort, 2); | |
2252 | EXFUN (Freverse, 1); | |
2253 | EXFUN (Fnreverse, 1); | |
2254 | EXFUN (Fget, 2); | |
2255 | EXFUN (Fput, 3); | |
2256 | EXFUN (Fequal, 2); | |
2257 | EXFUN (Ffillarray, 2); | |
2258 | EXFUN (Fnconc, MANY); | |
2259 | EXFUN (Fmapcar, 2); | |
2260 | EXFUN (Fmapconcat, 3); | |
2261 | EXFUN (Fy_or_n_p, 1); | |
2262 | extern Lisp_Object do_yes_or_no_p P_ ((Lisp_Object)); | |
6f39b7c8 | 2263 | EXFUN (Frequire, 3); |
13598ab4 | 2264 | EXFUN (Fprovide, 2); |
2f69f2ec RS |
2265 | extern Lisp_Object concat2 P_ ((Lisp_Object, Lisp_Object)); |
2266 | extern Lisp_Object concat3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2267 | extern Lisp_Object nconc2 P_ ((Lisp_Object, Lisp_Object)); | |
2268 | extern Lisp_Object assq_no_quit P_ ((Lisp_Object, Lisp_Object)); | |
4516715a | 2269 | extern void clear_string_char_byte_cache P_ ((void)); |
a1b5012f RS |
2270 | extern int string_char_to_byte P_ ((Lisp_Object, int)); |
2271 | extern int string_byte_to_char P_ ((Lisp_Object, int)); | |
ec5d8db7 AS |
2272 | extern Lisp_Object string_make_multibyte P_ ((Lisp_Object)); |
2273 | extern Lisp_Object string_make_unibyte P_ ((Lisp_Object)); | |
2f69f2ec RS |
2274 | EXFUN (Fcopy_alist, 1); |
2275 | EXFUN (Fplist_get, 2); | |
5010d3b8 | 2276 | EXFUN (Fplist_put, 3); |
99982883 | 2277 | EXFUN (Fplist_member, 2); |
2f69f2ec RS |
2278 | EXFUN (Fset_char_table_parent, 2); |
2279 | EXFUN (Fchar_table_extra_slot, 2); | |
526a2be7 | 2280 | EXFUN (Fset_char_table_extra_slot, 3); |
2f69f2ec RS |
2281 | EXFUN (Frassoc, 2); |
2282 | EXFUN (Fstring_equal, 2); | |
42d65b5f | 2283 | EXFUN (Fcompare_strings, 7); |
2f69f2ec | 2284 | EXFUN (Fstring_lessp, 2); |
ec5d8db7 | 2285 | extern int char_table_translate P_ ((Lisp_Object, int)); |
526a2be7 | 2286 | extern void map_char_table P_ ((void (*) (Lisp_Object, Lisp_Object, Lisp_Object), |
07c9ebd6 | 2287 | Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, int, |
526a2be7 | 2288 | Lisp_Object *)); |
a4ef2ce8 | 2289 | extern Lisp_Object char_table_ref_and_index P_ ((Lisp_Object, int, int *)); |
46abf440 | 2290 | extern void syms_of_fns P_ ((void)); |
2f69f2ec RS |
2291 | |
2292 | /* Defined in floatfns.c */ | |
2f69f2ec RS |
2293 | extern double extract_float P_ ((Lisp_Object)); |
2294 | EXFUN (Ffloat, 1); | |
2f69f2ec | 2295 | EXFUN (Ftruncate, 2); |
46abf440 AS |
2296 | extern void init_floatfns P_ ((void)); |
2297 | extern void syms_of_floatfns P_ ((void)); | |
3cfe6dfd | 2298 | |
d5653b78 KS |
2299 | /* Defined in fringe.c */ |
2300 | extern void syms_of_fringe P_ ((void)); | |
2301 | extern void init_fringe P_ ((void)); | |
2302 | extern void init_fringe_once P_ ((void)); | |
2303 | ||
49b2acfd KS |
2304 | /* Defined in image.c */ |
2305 | extern void syms_of_image P_ ((void)); | |
2306 | extern void init_image P_ ((void)); | |
2307 | ||
c98adc1b | 2308 | /* Defined in insdel.c */ |
b8b31967 | 2309 | extern Lisp_Object Qinhibit_modification_hooks; |
2f69f2ec | 2310 | extern void move_gap P_ ((int)); |
4ed24bf3 | 2311 | extern void move_gap_both P_ ((int, int)); |
2f69f2ec | 2312 | extern void make_gap P_ ((int)); |
f29b79a2 KR |
2313 | extern int copy_text P_ ((const unsigned char *, unsigned char *, int, int, int)); |
2314 | extern int count_size_as_multibyte P_ ((const unsigned char *, int)); | |
2315 | extern int count_combining_before P_ ((const unsigned char *, int, int, int)); | |
2316 | extern int count_combining_after P_ ((const unsigned char *, int, int, int)); | |
2317 | extern void insert P_ ((const unsigned char *, int)); | |
2318 | extern void insert_and_inherit P_ ((const unsigned char *, int)); | |
2319 | extern void insert_1 P_ ((const unsigned char *, int, int, int, int)); | |
2320 | extern void insert_1_both P_ ((const unsigned char *, int, int, int, int, int)); | |
a1b5012f | 2321 | extern void insert_from_string P_ ((Lisp_Object, int, int, int, int, int)); |
2f69f2ec RS |
2322 | extern void insert_from_buffer P_ ((struct buffer *, int, int, int)); |
2323 | extern void insert_char P_ ((int)); | |
f29b79a2 KR |
2324 | extern void insert_string P_ ((const char *)); |
2325 | extern void insert_before_markers P_ ((const unsigned char *, int)); | |
2326 | extern void insert_before_markers_and_inherit P_ ((const unsigned char *, int)); | |
a1b5012f | 2327 | extern void insert_from_string_before_markers P_ ((Lisp_Object, int, int, int, int, int)); |
2f69f2ec | 2328 | extern void del_range P_ ((int, int)); |
7dae4502 | 2329 | extern Lisp_Object del_range_1 P_ ((int, int, int, int)); |
4ed24bf3 RS |
2330 | extern void del_range_byte P_ ((int, int, int)); |
2331 | extern void del_range_both P_ ((int, int, int, int, int)); | |
7dae4502 | 2332 | extern Lisp_Object del_range_2 P_ ((int, int, int, int, int)); |
2f69f2ec RS |
2333 | extern void modify_region P_ ((struct buffer *, int, int)); |
2334 | extern void prepare_to_modify_buffer P_ ((int, int, int *)); | |
2335 | extern void signal_before_change P_ ((int, int, int *)); | |
2336 | extern void signal_after_change P_ ((int, int, int)); | |
1e94b998 | 2337 | extern void adjust_after_replace P_ ((int, int, Lisp_Object, int, int)); |
61727ab5 | 2338 | extern void adjust_after_replace_noundo P_ ((int, int, int, int, int, int)); |
1e94b998 | 2339 | extern void adjust_after_insert P_ ((int, int, int, int, int)); |
d8fc7ce4 | 2340 | extern void replace_range P_ ((int, int, Lisp_Object, int, int, int)); |
46abf440 | 2341 | extern void syms_of_insdel P_ ((void)); |
c98adc1b | 2342 | |
1747fb16 | 2343 | /* Defined in dispnew.c */ |
37b793e6 | 2344 | extern Lisp_Object selected_frame; |
31ade731 | 2345 | extern EMACS_INT baud_rate; |
2f69f2ec | 2346 | EXFUN (Fding, 1); |
f5969ae9 | 2347 | EXFUN (Fredraw_frame, 1); |
2f69f2ec RS |
2348 | EXFUN (Fredraw_display, 0); |
2349 | EXFUN (Fsleep_for, 2); | |
2350 | EXFUN (Fsit_for, 3); | |
526a2be7 | 2351 | extern Lisp_Object sit_for P_ ((int, int, int, int, int)); |
46abf440 AS |
2352 | extern void init_display P_ ((void)); |
2353 | extern void syms_of_display P_ ((void)); | |
101d50c8 | 2354 | extern void safe_bcopy P_ ((const char *, char *, int)); |
1747fb16 | 2355 | |
c98adc1b | 2356 | /* Defined in xdisp.c */ |
c6ae41f3 | 2357 | extern Lisp_Object Qinhibit_point_motion_hooks; |
016c7a15 | 2358 | extern Lisp_Object Qinhibit_redisplay, Qdisplay; |
04b80c65 | 2359 | extern Lisp_Object Qinhibit_eval_during_redisplay; |
25e38168 | 2360 | extern Lisp_Object Qmessage_truncate_lines; |
dea9b521 | 2361 | extern Lisp_Object Qimage; |
439ae27b | 2362 | extern Lisp_Object Vmessage_log_max; |
a1b5012f | 2363 | extern int message_enable_multibyte; |
986113df | 2364 | extern Lisp_Object echo_area_buffer[2]; |
15b0ced5 | 2365 | extern void check_message_stack P_ ((void)); |
986113df GM |
2366 | extern void setup_echo_area_for_printing P_ ((int)); |
2367 | extern int push_message P_ ((void)); | |
37d66095 RS |
2368 | extern Lisp_Object pop_message_unwind P_ ((Lisp_Object)); |
2369 | extern Lisp_Object restore_message_unwind P_ ((Lisp_Object)); | |
986113df GM |
2370 | extern void pop_message P_ ((void)); |
2371 | extern void restore_message P_ ((void)); | |
2372 | extern Lisp_Object current_message P_ ((void)); | |
f29b79a2 | 2373 | extern void set_message P_ ((const char *s, Lisp_Object, int, int)); |
986113df | 2374 | extern void clear_message P_ ((int, int)); |
2f69f2ec RS |
2375 | extern void message P_ ((/* char *, ... */)); |
2376 | extern void message_nolog P_ ((/* char *, ... */)); | |
2377 | extern void message1 P_ ((char *)); | |
2378 | extern void message1_nolog P_ ((char *)); | |
f29b79a2 KR |
2379 | extern void message2 P_ ((const char *, int, int)); |
2380 | extern void message2_nolog P_ ((const char *, int, int)); | |
5010d3b8 GM |
2381 | extern void message3 P_ ((Lisp_Object, int, int)); |
2382 | extern void message3_nolog P_ ((Lisp_Object, int, int)); | |
f29b79a2 | 2383 | extern void message_dolog P_ ((const char *, int, int, int)); |
a1b5012f | 2384 | extern void message_with_string P_ ((char *, Lisp_Object, int)); |
2f69f2ec | 2385 | extern void message_log_maybe_newline P_ ((void)); |
526a2be7 AS |
2386 | extern void update_echo_area P_ ((void)); |
2387 | extern void truncate_echo_area P_ ((int)); | |
2388 | extern void redisplay P_ ((void)); | |
19481752 KH |
2389 | extern int check_point_in_composition |
2390 | P_ ((struct buffer *, int, struct buffer *, int)); | |
69d1478a | 2391 | extern void redisplay_preserve_echo_area P_ ((int)); |
526a2be7 | 2392 | extern void prepare_menu_bars P_ ((void)); |
c4bf5bc3 | 2393 | |
e4764db0 | 2394 | void set_frame_cursor_types P_ ((struct frame *, Lisp_Object)); |
46abf440 AS |
2395 | extern void syms_of_xdisp P_ ((void)); |
2396 | extern void init_xdisp P_ ((void)); | |
a18c0a47 | 2397 | extern Lisp_Object safe_eval P_ ((Lisp_Object)); |
b1bd8134 KS |
2398 | extern int pos_visible_p P_ ((struct window *, int, int *, |
2399 | int *, int *, int)); | |
c98adc1b | 2400 | |
15b0ced5 | 2401 | /* Defined in vm-limit.c. */ |
9043c90a DL |
2402 | extern void memory_warnings P_ ((POINTER_TYPE *, void (*warnfun) ())); |
2403 | ||
3cfe6dfd | 2404 | /* Defined in alloc.c */ |
a32fa736 | 2405 | extern void check_pure_size P_ ((void)); |
f05d7ea2 | 2406 | extern void allocate_string_data P_ ((struct Lisp_String *, int, int)); |
15b0ced5 | 2407 | extern void uninterrupt_malloc P_ ((void)); |
526a2be7 AS |
2408 | extern void malloc_warning P_ ((char *)); |
2409 | extern void memory_full P_ ((void)); | |
2410 | extern void buffer_memory_full P_ ((void)); | |
5010d3b8 | 2411 | extern int survives_gc_p P_ ((Lisp_Object)); |
7c88bf91 | 2412 | extern void mark_object P_ ((Lisp_Object)); |
3cfe6dfd | 2413 | extern Lisp_Object Vpurify_flag; |
0cef4798 | 2414 | extern Lisp_Object Vmemory_full; |
2f69f2ec | 2415 | EXFUN (Fcons, 2); |
b4e187e2 RS |
2416 | EXFUN (list2, 2); |
2417 | EXFUN (list3, 3); | |
2418 | EXFUN (list4, 4); | |
2419 | EXFUN (list5, 5); | |
2f69f2ec RS |
2420 | EXFUN (Flist, MANY); |
2421 | EXFUN (Fmake_list, 2); | |
2422 | extern Lisp_Object allocate_misc P_ ((void)); | |
2423 | EXFUN (Fmake_vector, 2); | |
2424 | EXFUN (Fvector, MANY); | |
2425 | EXFUN (Fmake_symbol, 1); | |
2426 | EXFUN (Fmake_marker, 0); | |
2427 | EXFUN (Fmake_string, 2); | |
f29b79a2 KR |
2428 | extern Lisp_Object build_string P_ ((const char *)); |
2429 | extern Lisp_Object make_string P_ ((const char *, int)); | |
2430 | extern Lisp_Object make_unibyte_string P_ ((const char *, int)); | |
2431 | extern Lisp_Object make_multibyte_string P_ ((const char *, int, int)); | |
2f69f2ec RS |
2432 | extern Lisp_Object make_event_array P_ ((int, Lisp_Object *)); |
2433 | extern Lisp_Object make_uninit_string P_ ((int)); | |
a1b5012f | 2434 | extern Lisp_Object make_uninit_multibyte_string P_ ((int, int)); |
37ab321e KH |
2435 | extern Lisp_Object make_string_from_bytes P_ ((const char *, int, int)); |
2436 | extern Lisp_Object make_specified_string P_ ((const char *, int, int, int)); | |
2f69f2ec | 2437 | EXFUN (Fpurecopy, 1); |
d8fc7ce4 | 2438 | extern Lisp_Object make_pure_string P_ ((char *, int, int, int)); |
2f69f2ec RS |
2439 | extern Lisp_Object pure_cons P_ ((Lisp_Object, Lisp_Object)); |
2440 | extern Lisp_Object make_pure_vector P_ ((EMACS_INT)); | |
2441 | EXFUN (Fgarbage_collect, 0); | |
2442 | EXFUN (Fmake_byte_code, MANY); | |
2443 | EXFUN (Fmake_bool_vector, 2); | |
2444 | EXFUN (Fmake_char_table, 2); | |
2445 | extern Lisp_Object make_sub_char_table P_ ((Lisp_Object)); | |
7f73dc9d | 2446 | extern Lisp_Object Qchar_table_extra_slots; |
42cc5ba4 GM |
2447 | extern struct Lisp_Vector *allocate_vector P_ ((EMACS_INT)); |
2448 | extern struct Lisp_Vector *allocate_other_vector P_ ((EMACS_INT)); | |
2449 | extern struct Lisp_Hash_Table *allocate_hash_table P_ ((void)); | |
2450 | extern struct window *allocate_window P_ ((void)); | |
2451 | extern struct frame *allocate_frame P_ ((void)); | |
2452 | extern struct Lisp_Process *allocate_process P_ ((void)); | |
4d57802e | 2453 | extern int gc_in_progress; |
95684592 | 2454 | extern int abort_on_gc; |
2f69f2ec | 2455 | extern Lisp_Object make_float P_ ((double)); |
526a2be7 AS |
2456 | extern void display_malloc_warning P_ ((void)); |
2457 | extern int inhibit_garbage_collection P_ ((void)); | |
222151aa | 2458 | extern Lisp_Object make_save_value P_ ((void *, int)); |
526a2be7 AS |
2459 | extern void free_marker P_ ((Lisp_Object)); |
2460 | extern void free_cons P_ ((struct Lisp_Cons *)); | |
46abf440 AS |
2461 | extern void init_alloc_once P_ ((void)); |
2462 | extern void init_alloc P_ ((void)); | |
2463 | extern void syms_of_alloc P_ ((void)); | |
4516715a | 2464 | extern struct buffer * allocate_buffer P_ ((void)); |
3cfe6dfd JB |
2465 | |
2466 | /* Defined in print.c */ | |
2467 | extern Lisp_Object Vprin1_to_string_buffer; | |
7de6c766 | 2468 | extern void debug_print P_ ((Lisp_Object)); |
2f69f2ec RS |
2469 | EXFUN (Fprin1, 2); |
2470 | EXFUN (Fprin1_to_string, 2); | |
2471 | EXFUN (Fprinc, 2); | |
2472 | EXFUN (Fterpri, 1); | |
2473 | EXFUN (Fprint, 2); | |
2474 | EXFUN (Ferror_message_string, 1); | |
3cfe6dfd | 2475 | extern Lisp_Object Vstandard_output, Qstandard_output; |
9453ea7b | 2476 | extern Lisp_Object Qexternal_debugging_output; |
101d50c8 | 2477 | extern void temp_output_buffer_setup P_ ((const char *)); |
3cfe6dfd JB |
2478 | extern int print_level, print_escape_newlines; |
2479 | extern Lisp_Object Qprint_escape_newlines; | |
526a2be7 AS |
2480 | extern void write_string P_ ((char *, int)); |
2481 | extern void write_string_1 P_ ((char *, int, Lisp_Object)); | |
8e40b6cb | 2482 | extern void print_error_message P_ ((Lisp_Object, Lisp_Object, char *, Lisp_Object)); |
526a2be7 | 2483 | extern Lisp_Object internal_with_output_to_temp_buffer |
101d50c8 | 2484 | P_ ((const char *, Lisp_Object (*) (Lisp_Object), Lisp_Object)); |
526a2be7 | 2485 | extern void float_to_string P_ ((unsigned char *, double)); |
46abf440 | 2486 | extern void syms_of_print P_ ((void)); |
526a2be7 AS |
2487 | |
2488 | /* Defined in doprnt.c */ | |
2489 | extern int doprnt P_ ((char *, int, char *, char *, int, char **)); | |
2490 | extern int doprnt_lisp P_ ((char *, int, char *, char *, int, char **)); | |
3cfe6dfd JB |
2491 | |
2492 | /* Defined in lread.c */ | |
2493 | extern Lisp_Object Qvariable_documentation, Qstandard_input; | |
393306dd | 2494 | extern Lisp_Object Vobarray, initial_obarray, Vstandard_input; |
2f69f2ec RS |
2495 | EXFUN (Fread, 1); |
2496 | EXFUN (Fread_from_string, 3); | |
2497 | EXFUN (Fintern, 2); | |
2498 | EXFUN (Fintern_soft, 2); | |
5d8c7983 | 2499 | EXFUN (Fload, 5); |
2f69f2ec | 2500 | EXFUN (Fget_file_char, 0); |
485bf581 RS |
2501 | EXFUN (Fread_char, 2); |
2502 | EXFUN (Fread_event, 2); | |
2503 | extern Lisp_Object read_filtered_event P_ ((int, int, int, int)); | |
eb542c51 | 2504 | EXFUN (Feval_region, 4); |
f29b79a2 | 2505 | extern Lisp_Object intern P_ ((const char *)); |
2f69f2ec | 2506 | extern Lisp_Object make_symbol P_ ((char *)); |
f29b79a2 | 2507 | extern Lisp_Object oblookup P_ ((Lisp_Object, const char *, int, int)); |
c5e3de70 RS |
2508 | #define LOADHIST_ATTACH(x) \ |
2509 | if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list) | |
2510 | extern Lisp_Object Vcurrent_load_list; | |
183d1833 SM |
2511 | extern Lisp_Object Vload_history, Vload_suffixes; |
2512 | extern int openp P_ ((Lisp_Object, Lisp_Object, Lisp_Object, | |
cae578a8 | 2513 | Lisp_Object *, Lisp_Object)); |
526a2be7 AS |
2514 | extern int isfloat_string P_ ((char *)); |
2515 | extern void map_obarray P_ ((Lisp_Object, void (*) (Lisp_Object, Lisp_Object), | |
2516 | Lisp_Object)); | |
2517 | extern void dir_warning P_ ((char *, Lisp_Object)); | |
2518 | extern void close_load_descs P_ ((void)); | |
46abf440 AS |
2519 | extern void init_obarray P_ ((void)); |
2520 | extern void init_lread P_ ((void)); | |
2521 | extern void syms_of_lread P_ ((void)); | |
3cfe6dfd JB |
2522 | |
2523 | /* Defined in eval.c */ | |
2524 | extern Lisp_Object Qautoload, Qexit, Qinteractive, Qcommandp, Qdefun, Qmacro; | |
ad236261 | 2525 | extern Lisp_Object Vinhibit_quit, Qinhibit_quit, Vquit_flag; |
3cfe6dfd | 2526 | extern Lisp_Object Vautoload_queue; |
973e8873 | 2527 | extern Lisp_Object Vdebug_on_error; |
fab88cb7 | 2528 | extern Lisp_Object Vsignaling_function; |
21c5a64e | 2529 | extern int handling_signal; |
1ee4d0e6 | 2530 | extern int interactive_p P_ ((int)); |
fab88cb7 | 2531 | |
f1b6e5fc SM |
2532 | /* To run a normal hook, use the appropriate function from the list below. |
2533 | The calling convention: | |
2534 | ||
846d69ac | 2535 | if (!NILP (Vrun_hooks)) |
f1b6e5fc SM |
2536 | call1 (Vrun_hooks, Qmy_funny_hook); |
2537 | ||
2538 | should no longer be used. */ | |
3cfe6dfd | 2539 | extern Lisp_Object Vrun_hooks; |
2f69f2ec RS |
2540 | EXFUN (Frun_hooks, MANY); |
2541 | EXFUN (Frun_hook_with_args, MANY); | |
2542 | EXFUN (Frun_hook_with_args_until_success, MANY); | |
2543 | EXFUN (Frun_hook_with_args_until_failure, MANY); | |
14e76ac9 | 2544 | extern Lisp_Object run_hook_list_with_args P_ ((Lisp_Object, int, Lisp_Object *)); |
526a2be7 | 2545 | extern void run_hook_with_args_2 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); |
2f69f2ec RS |
2546 | EXFUN (Fand, UNEVALLED); |
2547 | EXFUN (For, UNEVALLED); | |
2548 | EXFUN (Fif, UNEVALLED); | |
2549 | EXFUN (Fprogn, UNEVALLED); | |
2550 | EXFUN (Fprog1, UNEVALLED); | |
2551 | EXFUN (Fprog2, UNEVALLED); | |
2552 | EXFUN (Fsetq, UNEVALLED); | |
2553 | EXFUN (Fquote, UNEVALLED); | |
2554 | EXFUN (Fuser_variable_p, 1); | |
2555 | EXFUN (Finteractive_p, 0); | |
2556 | EXFUN (Fdefun, UNEVALLED); | |
2557 | EXFUN (Flet, UNEVALLED); | |
2558 | EXFUN (FletX, UNEVALLED); | |
2559 | EXFUN (Fwhile, UNEVALLED); | |
2560 | EXFUN (Fcatch, UNEVALLED); | |
fca99116 | 2561 | EXFUN (Fthrow, 2) NO_RETURN; |
2f69f2ec RS |
2562 | EXFUN (Funwind_protect, UNEVALLED); |
2563 | EXFUN (Fcondition_case, UNEVALLED); | |
834168ef | 2564 | EXFUN (Fsignal, 2); |
2f69f2ec | 2565 | EXFUN (Fautoload, 5); |
2a4d03b8 | 2566 | EXFUN (Fcommandp, 2); |
2f69f2ec RS |
2567 | EXFUN (Feval, 1); |
2568 | EXFUN (Fapply, MANY); | |
2569 | EXFUN (Ffuncall, MANY); | |
2570 | EXFUN (Fbacktrace, 0); | |
2571 | extern Lisp_Object apply1 P_ ((Lisp_Object, Lisp_Object)); | |
2572 | extern Lisp_Object call0 P_ ((Lisp_Object)); | |
2573 | extern Lisp_Object call1 P_ ((Lisp_Object, Lisp_Object)); | |
2574 | extern Lisp_Object call2 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2575 | extern Lisp_Object call3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2576 | extern Lisp_Object call4 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2577 | extern Lisp_Object call5 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2578 | extern Lisp_Object call6 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2579 | EXFUN (Fdo_auto_save, 2); | |
2580 | extern Lisp_Object apply_lambda P_ ((Lisp_Object, Lisp_Object, int)); | |
2581 | extern Lisp_Object internal_catch P_ ((Lisp_Object, Lisp_Object (*) (Lisp_Object), Lisp_Object)); | |
2582 | extern Lisp_Object internal_condition_case P_ ((Lisp_Object (*) (void), Lisp_Object, Lisp_Object (*) (Lisp_Object))); | |
2583 | extern Lisp_Object internal_condition_case_1 P_ ((Lisp_Object (*) (Lisp_Object), Lisp_Object, Lisp_Object, Lisp_Object (*) (Lisp_Object))); | |
276680c4 | 2584 | extern Lisp_Object internal_condition_case_2 P_ ((Lisp_Object (*) (int, Lisp_Object *), int, Lisp_Object *, Lisp_Object, Lisp_Object (*) (Lisp_Object))); |
526a2be7 AS |
2585 | extern void specbind P_ ((Lisp_Object, Lisp_Object)); |
2586 | extern void record_unwind_protect P_ ((Lisp_Object (*) (Lisp_Object), Lisp_Object)); | |
2f69f2ec | 2587 | extern Lisp_Object unbind_to P_ ((int, Lisp_Object)); |
fca99116 | 2588 | extern void error P_ ((/* char *, ... */)) NO_RETURN; |
526a2be7 | 2589 | extern void do_autoload P_ ((Lisp_Object, Lisp_Object)); |
2f69f2ec RS |
2590 | extern Lisp_Object un_autoload P_ ((Lisp_Object)); |
2591 | EXFUN (Ffetch_bytecode, 1); | |
46abf440 | 2592 | extern void init_eval_once P_ ((void)); |
a18c0a47 GM |
2593 | extern Lisp_Object safe_call P_ ((int, Lisp_Object *)); |
2594 | extern Lisp_Object safe_call1 P_ ((Lisp_Object, Lisp_Object)); | |
46abf440 AS |
2595 | extern void init_eval P_ ((void)); |
2596 | extern void syms_of_eval P_ ((void)); | |
3cfe6dfd JB |
2597 | |
2598 | /* Defined in editfns.c */ | |
5626cdef | 2599 | EXFUN (Fpropertize, MANY); |
986113df | 2600 | EXFUN (Fcurrent_message, 0); |
2f69f2ec RS |
2601 | EXFUN (Fgoto_char, 1); |
2602 | EXFUN (Fpoint_min_marker, 0); | |
2603 | EXFUN (Fpoint_max_marker, 0); | |
2604 | EXFUN (Fpoint_min, 0); | |
2605 | EXFUN (Fpoint_max, 0); | |
2606 | EXFUN (Fpoint, 0); | |
2607 | EXFUN (Fpoint_marker, 0); | |
2608 | EXFUN (Fmark_marker, 0); | |
2609 | EXFUN (Fline_beginning_position, 1); | |
2610 | EXFUN (Fline_end_position, 1); | |
2611 | EXFUN (Ffollowing_char, 0); | |
2612 | EXFUN (Fprevious_char, 0); | |
2613 | EXFUN (Fchar_after, 1); | |
2614 | EXFUN (Finsert, MANY); | |
2615 | EXFUN (Finsert_and_inherit, MANY); | |
2616 | EXFUN (Finsert_before_markers, MANY); | |
2617 | EXFUN (Finsert_buffer_substring, 3); | |
2618 | EXFUN (Finsert_char, 3); | |
526a2be7 | 2619 | extern void insert1 P_ ((Lisp_Object)); |
2f69f2ec RS |
2620 | EXFUN (Feolp, 0); |
2621 | EXFUN (Feobp, 0); | |
2622 | EXFUN (Fbolp, 0); | |
2623 | EXFUN (Fbobp, 0); | |
2624 | EXFUN (Fformat, MANY); | |
5010d3b8 | 2625 | EXFUN (Fmessage, MANY); |
ecb32e0f | 2626 | extern Lisp_Object format2 P_ ((char *, Lisp_Object, Lisp_Object)); |
2f69f2ec RS |
2627 | extern Lisp_Object make_buffer_string P_ ((int, int, int)); |
2628 | EXFUN (Fbuffer_substring, 2); | |
2629 | EXFUN (Fbuffer_string, 0); | |
2630 | extern Lisp_Object save_excursion_save P_ ((void)); | |
2631 | extern Lisp_Object save_restriction_save P_ ((void)); | |
2632 | extern Lisp_Object save_excursion_restore P_ ((Lisp_Object)); | |
2633 | extern Lisp_Object save_restriction_restore P_ ((Lisp_Object)); | |
2634 | EXFUN (Fchar_to_string, 1); | |
2635 | EXFUN (Fdelete_region, 2); | |
2636 | EXFUN (Fnarrow_to_region, 2); | |
2637 | EXFUN (Fwiden, 0); | |
2638 | EXFUN (Fuser_login_name, 1); | |
2639 | EXFUN (Fsystem_name, 0); | |
f5969ae9 | 2640 | EXFUN (Fcurrent_time, 0); |
526a2be7 | 2641 | extern int clip_to_bounds P_ ((int, int, int)); |
b745ec7d KH |
2642 | extern Lisp_Object make_buffer_string P_ ((int, int, int)); |
2643 | extern Lisp_Object make_buffer_string_both P_ ((int, int, int, int, int)); | |
46abf440 AS |
2644 | extern void init_editfns P_ ((void)); |
2645 | extern void syms_of_editfns P_ ((void)); | |
4baa6f88 | 2646 | EXFUN (Fcurrent_message, 0); |
8ca534c4 | 2647 | extern Lisp_Object Vinhibit_field_text_motion; |
8d0941fa | 2648 | EXFUN (Fconstrain_to_field, 5); |
4516715a DL |
2649 | EXFUN (Ffield_string, 1); |
2650 | EXFUN (Fdelete_field, 1); | |
89512fcd MB |
2651 | EXFUN (Ffield_beginning, 3); |
2652 | EXFUN (Ffield_end, 3); | |
4516715a | 2653 | EXFUN (Ffield_string_no_properties, 1); |
9a4f9d30 | 2654 | extern void set_time_zone_rule P_ ((char *)); |
3cfe6dfd JB |
2655 | |
2656 | /* defined in buffer.c */ | |
d3d92d25 | 2657 | extern int mouse_face_overlay_overlaps P_ ((Lisp_Object)); |
526a2be7 | 2658 | extern void nsberror P_ ((Lisp_Object)); |
88d33e52 | 2659 | extern char *no_switch_window P_ ((Lisp_Object window)); |
986113df | 2660 | EXFUN (Fset_buffer_multibyte, 1); |
2f69f2ec RS |
2661 | EXFUN (Foverlay_start, 1); |
2662 | EXFUN (Foverlay_end, 1); | |
f1d0c238 AS |
2663 | extern void adjust_overlays_for_insert P_ ((EMACS_INT, EMACS_INT)); |
2664 | extern void adjust_overlays_for_delete P_ ((EMACS_INT, EMACS_INT)); | |
abdb9b83 | 2665 | extern void fix_start_end_in_overlays P_ ((int, int)); |
526a2be7 AS |
2666 | extern void report_overlay_modification P_ ((Lisp_Object, Lisp_Object, int, |
2667 | Lisp_Object, Lisp_Object, Lisp_Object)); | |
2f69f2ec | 2668 | extern int overlay_touches_p P_ ((int)); |
628300ba | 2669 | extern Lisp_Object Vbuffer_alist, Vinhibit_read_only; |
2f69f2ec RS |
2670 | EXFUN (Fget_buffer, 1); |
2671 | EXFUN (Fget_buffer_create, 1); | |
2672 | EXFUN (Fset_buffer, 1); | |
4a2f9c6a | 2673 | EXFUN (set_buffer_if_live, 1); |
2f69f2ec RS |
2674 | EXFUN (Fbarf_if_buffer_read_only, 0); |
2675 | EXFUN (Fcurrent_buffer, 0); | |
2676 | EXFUN (Fswitch_to_buffer, 2); | |
2677 | EXFUN (Fpop_to_buffer, 3); | |
dbe7f1ef | 2678 | EXFUN (Fother_buffer, 3); |
2f69f2ec RS |
2679 | EXFUN (Foverlay_get, 2); |
2680 | EXFUN (Fbuffer_modified_p, 1); | |
2681 | EXFUN (Fset_buffer_modified_p, 1); | |
2682 | EXFUN (Fkill_buffer, 1); | |
2683 | EXFUN (Fkill_all_local_variables, 0); | |
2684 | EXFUN (Fbuffer_disable_undo, 1); | |
2685 | EXFUN (Fbuffer_enable_undo, 1); | |
2686 | EXFUN (Ferase_buffer, 0); | |
20280af7 | 2687 | extern Lisp_Object Qoverlayp; |
2f69f2ec | 2688 | extern Lisp_Object get_truename_buffer P_ ((Lisp_Object)); |
3cfe6dfd | 2689 | extern struct buffer *all_buffers; |
2f69f2ec | 2690 | EXFUN (Fprevious_overlay_change, 1); |
d7935eb6 | 2691 | EXFUN (Fbuffer_file_name, 1); |
46abf440 AS |
2692 | extern void init_buffer_once P_ ((void)); |
2693 | extern void init_buffer P_ ((void)); | |
2694 | extern void syms_of_buffer P_ ((void)); | |
2695 | extern void keys_of_buffer P_ ((void)); | |
3cfe6dfd JB |
2696 | |
2697 | /* defined in marker.c */ | |
2698 | ||
2f69f2ec RS |
2699 | EXFUN (Fmarker_position, 1); |
2700 | EXFUN (Fmarker_buffer, 1); | |
2701 | EXFUN (Fcopy_marker, 2); | |
2702 | EXFUN (Fset_marker, 3); | |
526a2be7 | 2703 | extern int marker_position P_ ((Lisp_Object)); |
ec5d8db7 AS |
2704 | extern int marker_byte_position P_ ((Lisp_Object)); |
2705 | extern void clear_charpos_cache P_ ((struct buffer *)); | |
2706 | extern int charpos_to_bytepos P_ ((int)); | |
2707 | extern int buf_charpos_to_bytepos P_ ((struct buffer *, int)); | |
2708 | extern int buf_bytepos_to_charpos P_ ((struct buffer *, int)); | |
c0ac2f4a | 2709 | extern void unchain_marker P_ ((struct Lisp_Marker *marker)); |
526a2be7 | 2710 | extern Lisp_Object set_marker_restricted P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); |
4ed24bf3 RS |
2711 | extern Lisp_Object set_marker_both P_ ((Lisp_Object, Lisp_Object, int, int)); |
2712 | extern Lisp_Object set_marker_restricted_both P_ ((Lisp_Object, Lisp_Object, | |
2713 | int, int)); | |
46abf440 | 2714 | extern void syms_of_marker P_ ((void)); |
3cfe6dfd JB |
2715 | |
2716 | /* Defined in fileio.c */ | |
2717 | ||
2718 | extern Lisp_Object Qfile_error; | |
2f69f2ec RS |
2719 | EXFUN (Ffind_file_name_handler, 2); |
2720 | EXFUN (Ffile_name_as_directory, 1); | |
f5969ae9 | 2721 | EXFUN (Fmake_temp_name, 1); |
2f69f2ec RS |
2722 | EXFUN (Fexpand_file_name, 2); |
2723 | EXFUN (Ffile_name_nondirectory, 1); | |
2724 | EXFUN (Fsubstitute_in_file_name, 1); | |
2725 | EXFUN (Ffile_symlink_p, 1); | |
2726 | EXFUN (Fverify_visited_file_modtime, 1); | |
2727 | EXFUN (Ffile_exists_p, 1); | |
2728 | EXFUN (Ffile_name_absolute_p, 1); | |
2729 | EXFUN (Fdirectory_file_name, 1); | |
2730 | EXFUN (Ffile_name_directory, 1); | |
2731 | extern Lisp_Object expand_and_dir_to_file P_ ((Lisp_Object, Lisp_Object)); | |
2732 | EXFUN (Ffile_accessible_directory_p, 1); | |
2733 | EXFUN (Funhandled_file_name_directory, 1); | |
2734 | EXFUN (Ffile_directory_p, 1); | |
b4e187e2 | 2735 | EXFUN (Fwrite_region, 7); |
2f69f2ec RS |
2736 | EXFUN (Ffile_readable_p, 1); |
2737 | EXFUN (Ffile_executable_p, 1); | |
fda1acc5 | 2738 | EXFUN (Fread_file_name, 6); |
38a734b8 | 2739 | extern Lisp_Object close_file_unwind P_ ((Lisp_Object)); |
f29b79a2 | 2740 | extern void report_file_error P_ ((const char *, Lisp_Object)); |
526a2be7 | 2741 | extern int internal_delete_file P_ ((Lisp_Object)); |
46abf440 | 2742 | extern void syms_of_fileio P_ ((void)); |
4baa6f88 | 2743 | EXFUN (Fmake_temp_name, 1); |
15b0ced5 | 2744 | extern void init_fileio_once P_ ((void)); |
9d936abc | 2745 | extern Lisp_Object make_temp_name P_ ((Lisp_Object, int)); |
453d8ee9 | 2746 | EXFUN (Fmake_symbolic_link, 3); |
3cfe6dfd JB |
2747 | |
2748 | /* Defined in abbrev.c */ | |
2749 | ||
46abf440 | 2750 | extern void syms_of_abbrev P_ ((void)); |
3cfe6dfd JB |
2751 | |
2752 | /* defined in search.c */ | |
838fad15 | 2753 | extern void shrink_regexp_cache P_ ((void)); |
2f69f2ec RS |
2754 | EXFUN (Fstring_match, 3); |
2755 | extern void restore_match_data P_ ((void)); | |
2756 | EXFUN (Fmatch_data, 2); | |
f405b38d | 2757 | EXFUN (Fset_match_data, 1); |
2f69f2ec RS |
2758 | EXFUN (Fmatch_beginning, 1); |
2759 | EXFUN (Fmatch_end, 1); | |
651cd3da | 2760 | EXFUN (Flooking_at, 1); |
526a2be7 | 2761 | extern int fast_string_match P_ ((Lisp_Object, Lisp_Object)); |
f29b79a2 | 2762 | extern int fast_c_string_match_ignore_case P_ ((Lisp_Object, const char *)); |
526a2be7 | 2763 | extern int scan_buffer P_ ((int, int, int, int, int *, int)); |
4ed24bf3 | 2764 | extern int scan_newline P_ ((int, int, int, int, int, int)); |
526a2be7 AS |
2765 | extern int find_next_newline P_ ((int, int)); |
2766 | extern int find_next_newline_no_quit P_ ((int, int)); | |
2767 | extern int find_before_next_newline P_ ((int, int, int)); | |
46abf440 | 2768 | extern void syms_of_search P_ ((void)); |
3cfe6dfd JB |
2769 | |
2770 | /* defined in minibuf.c */ | |
2771 | ||
2772 | extern Lisp_Object last_minibuf_string; | |
526a2be7 | 2773 | extern void choose_minibuf_frame P_ ((void)); |
5593f7e3 KH |
2774 | EXFUN (Fcompleting_read, 8); |
2775 | EXFUN (Fread_from_minibuffer, 7); | |
2f69f2ec RS |
2776 | EXFUN (Fread_variable, 2); |
2777 | EXFUN (Fread_buffer, 3); | |
2778 | EXFUN (Fread_minibuffer, 2); | |
2779 | EXFUN (Feval_minibuffer, 2); | |
5593f7e3 KH |
2780 | EXFUN (Fread_string, 5); |
2781 | EXFUN (Fread_no_blanks_input, 3); | |
2f69f2ec | 2782 | extern Lisp_Object get_minibuffer P_ ((int)); |
9f1c8be4 | 2783 | extern void temp_echo_area_glyphs P_ ((Lisp_Object)); |
46abf440 AS |
2784 | extern void init_minibuf_once P_ ((void)); |
2785 | extern void syms_of_minibuf P_ ((void)); | |
2786 | extern void keys_of_minibuf P_ ((void)); | |
3cfe6dfd JB |
2787 | |
2788 | /* Defined in callint.c */ | |
2789 | ||
de7885bb | 2790 | extern Lisp_Object Qminus, Qplus, Vcurrent_prefix_arg; |
3cfe6dfd | 2791 | extern Lisp_Object Vcommand_history; |
7fd61057 | 2792 | extern Lisp_Object Qcall_interactively, Qmouse_leave_buffer_hook; |
2f69f2ec RS |
2793 | EXFUN (Fcall_interactively, 3); |
2794 | EXFUN (Fprefix_numeric_value, 1); | |
46abf440 | 2795 | extern void syms_of_callint P_ ((void)); |
3cfe6dfd JB |
2796 | |
2797 | /* defined in casefiddle.c */ | |
2798 | ||
2f69f2ec RS |
2799 | EXFUN (Fdowncase, 1); |
2800 | EXFUN (Fupcase, 1); | |
2801 | EXFUN (Fcapitalize, 1); | |
2802 | EXFUN (Fupcase_region, 2); | |
2803 | EXFUN (Fupcase_initials, 1); | |
2804 | EXFUN (Fupcase_initials_region, 2); | |
46abf440 AS |
2805 | extern void syms_of_casefiddle P_ ((void)); |
2806 | extern void keys_of_casefiddle P_ ((void)); | |
3cfe6dfd | 2807 | |
1747fb16 RS |
2808 | /* defined in casetab.c */ |
2809 | ||
2f69f2ec RS |
2810 | EXFUN (Fset_case_table, 1); |
2811 | EXFUN (Fset_standard_case_table, 1); | |
46abf440 AS |
2812 | extern void init_casetab_once P_ ((void)); |
2813 | extern void syms_of_casetab P_ ((void)); | |
1747fb16 | 2814 | |
3cfe6dfd JB |
2815 | /* defined in keyboard.c */ |
2816 | ||
54cd1651 GM |
2817 | extern int echoing; |
2818 | extern Lisp_Object echo_message_buffer; | |
417750de | 2819 | extern struct kboard *echo_kboard; |
54cd1651 | 2820 | extern void cancel_echoing P_ ((void)); |
1425dcb6 | 2821 | extern Lisp_Object Qdisabled, QCfilter; |
4b657f72 | 2822 | extern Lisp_Object Vtty_erase_char, Vhelp_form, Vtop_level; |
8e7bd231 | 2823 | extern int input_pending; |
2f69f2ec RS |
2824 | EXFUN (Fdiscard_input, 0); |
2825 | EXFUN (Frecursive_edit, 0); | |
04d7d066 | 2826 | EXFUN (Ftop_level, 0); |
2f69f2ec RS |
2827 | EXFUN (Fcommand_execute, 4); |
2828 | EXFUN (Finput_pending_p, 0); | |
2829 | extern Lisp_Object menu_bar_items P_ ((Lisp_Object)); | |
9ea173e8 | 2830 | extern Lisp_Object tool_bar_items P_ ((Lisp_Object, int *)); |
f498e3b2 | 2831 | extern Lisp_Object Qvertical_scroll_bar; |
4516715a | 2832 | extern void discard_mouse_events P_ ((void)); |
2f69f2ec | 2833 | EXFUN (Fevent_convert_list, 1); |
e271fdb3 | 2834 | EXFUN (Fread_key_sequence, 5); |
526a2be7 AS |
2835 | EXFUN (Fset_input_mode, 4); |
2836 | extern int detect_input_pending P_ ((void)); | |
2837 | extern int detect_input_pending_run_timers P_ ((int)); | |
2838 | extern void safe_run_hooks P_ ((Lisp_Object)); | |
2839 | extern void cmd_error_internal P_ ((Lisp_Object, char *)); | |
2840 | extern Lisp_Object command_loop_1 P_ ((void)); | |
2841 | extern Lisp_Object recursive_edit_1 P_ ((void)); | |
2842 | extern void record_auto_save P_ ((void)); | |
46abf440 AS |
2843 | extern void init_keyboard P_ ((void)); |
2844 | extern void syms_of_keyboard P_ ((void)); | |
2845 | extern void keys_of_keyboard P_ ((void)); | |
89f93679 | 2846 | extern char *push_key_description P_ ((unsigned int, char *, int)); |
3cfe6dfd | 2847 | |
3cfe6dfd JB |
2848 | |
2849 | /* defined in indent.c */ | |
2f69f2ec RS |
2850 | EXFUN (Fvertical_motion, 2); |
2851 | EXFUN (Findent_to, 2); | |
2852 | EXFUN (Fcurrent_column, 0); | |
2853 | EXFUN (Fmove_to_column, 2); | |
0cef4798 | 2854 | extern double current_column P_ ((void)); |
526a2be7 | 2855 | extern void invalidate_current_column P_ ((void)); |
0cef4798 | 2856 | extern int indented_beyond_p P_ ((int, int, double)); |
46abf440 | 2857 | extern void syms_of_indent P_ ((void)); |
3cfe6dfd | 2858 | |
ff11dfa1 | 2859 | /* defined in frame.c */ |
362fb47a | 2860 | extern Lisp_Object Qvisible; |
526a2be7 | 2861 | extern void store_frame_param P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
2f69f2ec | 2862 | extern void store_in_alist P_ ((Lisp_Object *, Lisp_Object, Lisp_Object)); |
25f873bc | 2863 | extern Lisp_Object do_switch_frame P_ ((Lisp_Object, int, int)); |
526a2be7 | 2864 | extern Lisp_Object get_frame_param P_ ((struct frame *, Lisp_Object)); |
dbe7f1ef | 2865 | extern Lisp_Object frame_buffer_predicate P_ ((Lisp_Object)); |
2f69f2ec RS |
2866 | EXFUN (Fframep, 1); |
2867 | EXFUN (Fselect_frame, 2); | |
2868 | EXFUN (Fselected_frame, 0); | |
2869 | EXFUN (Fwindow_frame, 1); | |
2870 | EXFUN (Fframe_root_window, 1); | |
2871 | EXFUN (Fframe_first_window, 1); | |
2872 | EXFUN (Fframe_selected_window, 1); | |
2873 | EXFUN (Fframe_list, 0); | |
2874 | EXFUN (Fnext_frame, 2); | |
2875 | EXFUN (Fdelete_frame, 2); | |
2876 | EXFUN (Fset_mouse_position, 3); | |
2877 | EXFUN (Fmake_frame_visible, 1); | |
2878 | EXFUN (Fmake_frame_invisible, 2); | |
2879 | EXFUN (Ficonify_frame, 1); | |
2880 | EXFUN (Fframe_visible_p, 1); | |
2881 | EXFUN (Fvisible_frame_list, 0); | |
4560730a | 2882 | EXFUN (Fframe_parameter, 2); |
2f69f2ec RS |
2883 | EXFUN (Fframe_parameters, 1); |
2884 | EXFUN (Fmodify_frame_parameters, 2); | |
2885 | EXFUN (Fset_frame_height, 3); | |
2886 | EXFUN (Fset_frame_width, 3); | |
2887 | EXFUN (Fset_frame_size, 3); | |
2888 | EXFUN (Fset_frame_position, 3); | |
2889 | EXFUN (Fraise_frame, 1); | |
2890 | EXFUN (Fredirect_frame_focus, 2); | |
526a2be7 | 2891 | EXFUN (Fset_frame_selected_window, 2); |
dbe7f1ef | 2892 | extern Lisp_Object frame_buffer_list P_ ((Lisp_Object)); |
526a2be7 | 2893 | extern void frames_discard_buffer P_ ((Lisp_Object)); |
dbe7f1ef | 2894 | extern void set_frame_buffer_list P_ ((Lisp_Object, Lisp_Object)); |
526a2be7 | 2895 | extern void frames_bury_buffer P_ ((Lisp_Object)); |
46abf440 | 2896 | extern void syms_of_frame P_ ((void)); |
3cfe6dfd JB |
2897 | |
2898 | /* defined in emacs.c */ | |
2f69f2ec | 2899 | extern Lisp_Object decode_env_path P_ ((char *, char *)); |
3530d534 | 2900 | extern Lisp_Object Vinvocation_name, Vinvocation_directory; |
1093ec47 | 2901 | extern Lisp_Object Vinstallation_directory, empty_string; |
2f69f2ec | 2902 | EXFUN (Fkill_emacs, 1); |
68c45bf0 PE |
2903 | #if HAVE_SETLOCALE |
2904 | void fixup_locale P_ ((void)); | |
ca9c0567 PE |
2905 | void synchronize_system_messages_locale P_ ((void)); |
2906 | void synchronize_system_time_locale P_ ((void)); | |
68c45bf0 PE |
2907 | #else |
2908 | #define setlocale(category, locale) | |
2909 | #define fixup_locale() | |
ca9c0567 PE |
2910 | #define synchronize_system_messages_locale() |
2911 | #define synchronize_system_time_locale() | |
68c45bf0 | 2912 | #endif |
2f69f2ec | 2913 | void shut_down_emacs P_ ((int, int, Lisp_Object)); |
3cfe6dfd JB |
2914 | /* Nonzero means don't do interactive redisplay and don't change tty modes */ |
2915 | extern int noninteractive; | |
2916 | /* Nonzero means don't do use window-system-specific display code */ | |
2917 | extern int inhibit_window_system; | |
99a3d506 | 2918 | /* Nonzero means that a filter or a sentinel is running. */ |
7074fde6 | 2919 | extern int running_asynch_code; |
3cfe6dfd JB |
2920 | |
2921 | /* defined in process.c */ | |
2f69f2ec RS |
2922 | EXFUN (Fget_process, 1); |
2923 | EXFUN (Fget_buffer_process, 1); | |
2924 | EXFUN (Fprocessp, 1); | |
2925 | EXFUN (Fprocess_status, 1); | |
2926 | EXFUN (Fkill_process, 2); | |
2927 | EXFUN (Fprocess_send_eof, 1); | |
2928 | EXFUN (Fwaiting_for_user_input_p, 0); | |
6efad63b | 2929 | extern Lisp_Object Qprocessp; |
526a2be7 AS |
2930 | extern void kill_buffer_processes P_ ((Lisp_Object)); |
2931 | extern int wait_reading_process_input P_ ((int, int, Lisp_Object, int)); | |
2932 | extern void deactivate_process P_ ((Lisp_Object)); | |
2933 | extern void add_keyboard_wait_descriptor P_ ((int)); | |
2934 | extern void delete_keyboard_wait_descriptor P_ ((int)); | |
2935 | extern void close_process_descs P_ ((void)); | |
2936 | extern void status_notify P_ ((void)); | |
2937 | extern int read_process_output P_ ((Lisp_Object, int)); | |
46abf440 AS |
2938 | extern void init_process P_ ((void)); |
2939 | extern void syms_of_process P_ ((void)); | |
d3c8e597 | 2940 | extern void setup_process_coding_systems P_ ((Lisp_Object)); |
3cfe6dfd JB |
2941 | |
2942 | /* defined in callproc.c */ | |
183d1833 SM |
2943 | extern Lisp_Object Vexec_path, Vexec_suffixes, |
2944 | Vexec_directory, Vdata_directory; | |
c65be0e1 | 2945 | extern Lisp_Object Vdoc_directory; |
f5969ae9 | 2946 | EXFUN (Fcall_process, MANY); |
526a2be7 | 2947 | extern int child_setup P_ ((int, int, int, char **, int, Lisp_Object)); |
46abf440 AS |
2948 | extern void init_callproc_1 P_ ((void)); |
2949 | extern void init_callproc P_ ((void)); | |
2950 | extern void set_process_environment P_ ((void)); | |
2951 | extern void syms_of_callproc P_ ((void)); | |
3cfe6dfd | 2952 | |
3cfe6dfd JB |
2953 | /* defined in doc.c */ |
2954 | extern Lisp_Object Vdoc_file_name; | |
2f69f2ec RS |
2955 | EXFUN (Fsubstitute_command_keys, 1); |
2956 | EXFUN (Fdocumentation, 2); | |
2957 | EXFUN (Fdocumentation_property, 3); | |
2958 | extern Lisp_Object read_doc_string P_ ((Lisp_Object)); | |
3dd00fc3 | 2959 | extern Lisp_Object get_doc_string P_ ((Lisp_Object, int, int)); |
46abf440 | 2960 | extern void syms_of_doc P_ ((void)); |
4baa6f88 | 2961 | extern int read_bytecode_char P_ ((int)); |
3cfe6dfd JB |
2962 | |
2963 | /* defined in bytecode.c */ | |
2964 | extern Lisp_Object Qbytecode; | |
2f69f2ec | 2965 | EXFUN (Fbyte_code, 3); |
46abf440 | 2966 | extern void syms_of_bytecode P_ ((void)); |
35c7a974 GM |
2967 | extern struct byte_stack *byte_stack_list; |
2968 | extern void mark_byte_stack P_ ((void)); | |
8e6e83b3 | 2969 | extern void unmark_byte_stack P_ ((void)); |
3cfe6dfd JB |
2970 | |
2971 | /* defined in macros.c */ | |
2972 | extern Lisp_Object Qexecute_kbd_macro; | |
a361276f | 2973 | EXFUN (Fexecute_kbd_macro, 3); |
35e36092 | 2974 | EXFUN (Fcancel_kbd_macro_events, 0); |
46abf440 AS |
2975 | extern void init_macros P_ ((void)); |
2976 | extern void syms_of_macros P_ ((void)); | |
3cfe6dfd | 2977 | |
d20c2151 | 2978 | /* defined in undo.c */ |
a387611b | 2979 | extern Lisp_Object Qinhibit_read_only; |
2f69f2ec RS |
2980 | EXFUN (Fundo_boundary, 0); |
2981 | extern Lisp_Object truncate_undo_list P_ ((Lisp_Object, int, int)); | |
526a2be7 AS |
2982 | extern void record_marker_adjustment P_ ((Lisp_Object, int)); |
2983 | extern void record_insert P_ ((int, int)); | |
443de1d7 | 2984 | extern void record_delete P_ ((int, Lisp_Object)); |
526a2be7 AS |
2985 | extern void record_first_change P_ ((void)); |
2986 | extern void record_change P_ ((int, int)); | |
2987 | extern void record_property_change P_ ((int, int, Lisp_Object, Lisp_Object, | |
2988 | Lisp_Object)); | |
46abf440 | 2989 | extern void syms_of_undo P_ ((void)); |
d20c2151 | 2990 | |
8537f1cb | 2991 | /* defined in textprop.c */ |
5f6bf5fe | 2992 | extern Lisp_Object Qfont, Qmouse_face; |
c2d8811c | 2993 | extern Lisp_Object Qinsert_in_front_hooks, Qinsert_behind_hooks; |
2f69f2ec | 2994 | EXFUN (Fnext_single_property_change, 4); |
5433ffa5 | 2995 | EXFUN (Fnext_single_char_property_change, 4); |
2f69f2ec | 2996 | EXFUN (Fprevious_single_property_change, 4); |
2f69f2ec | 2997 | EXFUN (Fput_text_property, 5); |
2f69f2ec RS |
2998 | EXFUN (Fprevious_char_property_change, 2); |
2999 | EXFUN (Fnext_char_property_change, 2); | |
526a2be7 | 3000 | extern void report_interval_modification P_ ((Lisp_Object, Lisp_Object)); |
50075fa0 GM |
3001 | extern Lisp_Object next_single_char_property_change P_ ((Lisp_Object, |
3002 | Lisp_Object, | |
3003 | Lisp_Object, | |
3004 | Lisp_Object)); | |
8537f1cb | 3005 | |
40131ef5 | 3006 | /* defined in xmenu.c */ |
2f69f2ec RS |
3007 | EXFUN (Fx_popup_menu, 2); |
3008 | EXFUN (Fx_popup_dialog, 2); | |
46abf440 | 3009 | extern void syms_of_xmenu P_ ((void)); |
526a2be7 AS |
3010 | |
3011 | /* defined in sysdep.c */ | |
0868e74e | 3012 | extern void stuff_char P_ ((char c)); |
526a2be7 AS |
3013 | extern void init_sigio P_ ((int)); |
3014 | extern void request_sigio P_ ((void)); | |
3015 | extern void unrequest_sigio P_ ((void)); | |
3016 | extern void reset_sys_modes P_ ((void)); | |
3017 | extern void sys_subshell P_ ((void)); | |
3018 | extern void sys_suspend P_ ((void)); | |
3019 | extern void discard_tty_input P_ ((void)); | |
3020 | extern void init_sys_modes P_ ((void)); | |
3021 | extern void reset_sys_modes P_ ((void)); | |
3022 | extern void get_frame_size P_ ((int *, int *)); | |
3023 | extern void wait_for_termination P_ ((int)); | |
3024 | extern void flush_pending_output P_ ((int)); | |
3025 | extern void child_setup_tty P_ ((int)); | |
3026 | extern void setup_pty P_ ((int)); | |
3027 | extern int set_window_size P_ ((int, int, int)); | |
3028 | extern void create_process P_ ((Lisp_Object, char **, Lisp_Object)); | |
3029 | extern int tabs_safe_p P_ ((void)); | |
3030 | extern void init_baud_rate P_ ((void)); | |
f29b79a2 | 3031 | extern int emacs_open P_ ((const char *, int, int)); |
68c45bf0 PE |
3032 | extern int emacs_close P_ ((int)); |
3033 | extern int emacs_read P_ ((int, char *, unsigned int)); | |
101d50c8 | 3034 | extern int emacs_write P_ ((int, const char *, unsigned int)); |
526a2be7 AS |
3035 | |
3036 | /* defined in filelock.c */ | |
3037 | EXFUN (Funlock_buffer, 0); | |
9ae8d912 | 3038 | EXFUN (Ffile_locked_p, 1); |
526a2be7 AS |
3039 | extern void unlock_all_files P_ ((void)); |
3040 | extern void lock_file P_ ((Lisp_Object)); | |
3041 | extern void unlock_file P_ ((Lisp_Object)); | |
3042 | extern void unlock_buffer P_ ((struct buffer *)); | |
46abf440 | 3043 | extern void syms_of_filelock P_ ((void)); |
15b0ced5 GM |
3044 | extern void init_filelock P_ ((void)); |
3045 | ||
3046 | /* Defined in sound.c */ | |
3047 | extern void syms_of_sound P_ ((void)); | |
3048 | extern void init_sound P_ ((void)); | |
46abf440 AS |
3049 | |
3050 | /* Defined in category.c */ | |
3051 | extern void init_category_once P_ ((void)); | |
3052 | extern void syms_of_category P_ ((void)); | |
3053 | ||
3054 | /* Defined in ccl.c */ | |
3055 | extern void syms_of_ccl P_ ((void)); | |
3056 | ||
3057 | /* Defined in dired.c */ | |
9ab301de | 3058 | EXFUN (Ffile_attributes, 2); |
46abf440 AS |
3059 | extern void syms_of_dired P_ ((void)); |
3060 | ||
46abf440 AS |
3061 | /* Defined in term.c */ |
3062 | extern void syms_of_term P_ ((void)); | |
07cd5d9c | 3063 | extern void fatal () NO_RETURN; |
46abf440 AS |
3064 | |
3065 | #ifdef HAVE_X_WINDOWS | |
3066 | /* Defined in fontset.c */ | |
3067 | extern void syms_of_fontset P_ ((void)); | |
5010d3b8 | 3068 | EXFUN (Fset_fontset_font, 4); |
46abf440 AS |
3069 | #endif |
3070 | ||
3071 | /* Defined in xfaces.c */ | |
3072 | extern void syms_of_xfaces P_ ((void)); | |
3073 | ||
7de6c766 GM |
3074 | /* Defined in getloadavg.c */ |
3075 | extern int getloadavg P_ ((double *, int)); | |
3076 | ||
46abf440 AS |
3077 | #ifdef HAVE_X_WINDOWS |
3078 | /* Defined in xfns.c */ | |
3079 | extern void syms_of_xfns P_ ((void)); | |
97305dec | 3080 | extern Lisp_Object Vx_resource_name; |
488dd4c4 | 3081 | extern Lisp_Object Vx_resource_class; |
4516715a | 3082 | EXFUN (Fxw_display_color_p, 1); |
2c5c11ef | 3083 | EXFUN (Fx_file_dialog, 4); |
1c7df982 | 3084 | #endif /* HAVE_X_WINDOWS */ |
46abf440 | 3085 | |
e02207d4 JD |
3086 | /* Defined in xsmfns.c */ |
3087 | extern void syms_of_xsmfns P_ ((void)); | |
3088 | ||
46abf440 AS |
3089 | /* Defined in xselect.c */ |
3090 | extern void syms_of_xselect P_ ((void)); | |
3091 | ||
3092 | /* Defined in xterm.c */ | |
3093 | extern void syms_of_xterm P_ ((void)); | |
4baa6f88 DL |
3094 | |
3095 | /* Defined in getloadavg.c */ | |
3096 | extern int getloadavg P_ ((double [], int)); | |
83925baa | 3097 | \f |
3cfe6dfd JB |
3098 | /* Nonzero means Emacs has already been initialized. |
3099 | Used during startup to detect startup of dumped Emacs. */ | |
3100 | extern int initialized; | |
3101 | ||
3102 | extern int immediate_quit; /* Nonzero means ^G can quit instantly */ | |
3103 | ||
f66aa8f2 GM |
3104 | extern POINTER_TYPE *xmalloc P_ ((size_t)); |
3105 | extern POINTER_TYPE *xrealloc P_ ((POINTER_TYPE *, size_t)); | |
074b6efe DL |
3106 | extern void xfree P_ ((POINTER_TYPE *)); |
3107 | ||
f29b79a2 | 3108 | extern char *xstrdup P_ ((const char *)); |
3cfe6dfd | 3109 | |
473ddaa9 | 3110 | #ifndef USE_CRT_DLL |
526a2be7 | 3111 | extern char *egetenv P_ ((char *)); |
473ddaa9 | 3112 | #endif |
e98227af | 3113 | |
5d6be39f | 3114 | /* Set up the name of the machine we're running on. */ |
526a2be7 | 3115 | extern void init_system_name P_ ((void)); |
881a5a80 RS |
3116 | |
3117 | /* Some systems (e.g., NT) use a different path separator than Unix, | |
3118 | in addition to a device separator. Default the path separator | |
3119 | to '/', and don't test for a device separator in IS_ANY_SEP. */ | |
3120 | ||
e0c07012 RS |
3121 | #ifdef WINDOWSNT |
3122 | extern Lisp_Object Vdirectory_sep_char; | |
3123 | #endif | |
3124 | ||
881a5a80 RS |
3125 | #ifndef DIRECTORY_SEP |
3126 | #define DIRECTORY_SEP '/' | |
3127 | #endif | |
881a5a80 RS |
3128 | #ifndef IS_DIRECTORY_SEP |
3129 | #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP) | |
3130 | #endif | |
3131 | #ifndef IS_DEVICE_SEP | |
3132 | #ifndef DEVICE_SEP | |
3133 | #define IS_DEVICE_SEP(_c_) 0 | |
3134 | #else | |
3135 | #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP) | |
3136 | #endif | |
3137 | #endif | |
3138 | #ifndef IS_ANY_SEP | |
3139 | #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_)) | |
3140 | #endif | |
51bd4610 KH |
3141 | |
3142 | #ifdef SWITCH_ENUM_BUG | |
3143 | #define SWITCH_ENUM_CAST(x) ((int)(x)) | |
3144 | #else | |
3145 | #define SWITCH_ENUM_CAST(x) (x) | |
3146 | #endif | |
a32fa736 GM |
3147 | |
3148 | /* Loop over Lisp list LIST. Signal an error if LIST is not a proper | |
3149 | list, or if it contains circles. | |
e2c0561e | 3150 | |
a32fa736 GM |
3151 | HARE and TORTOISE should be the names of Lisp_Object variables, and |
3152 | N should be the name of an EMACS_INT variable declared in the | |
3153 | function where the macro is used. Each nested loop should use | |
3154 | its own variables. | |
3155 | ||
3156 | In the loop body, HARE is set to each cons of LIST, and N is the | |
3157 | length of the list processed so far. */ | |
3158 | ||
3159 | #define LIST_END_P(list, obj) \ | |
3160 | (NILP (obj) \ | |
3161 | ? 1 \ | |
3162 | : (CONSP (obj) \ | |
3163 | ? 0 \ | |
d28981c9 | 3164 | : (wrong_type_argument (Qlistp, (list))), 1)) |
a32fa736 GM |
3165 | |
3166 | #define FOREACH(hare, list, tortoise, n) \ | |
3167 | for (tortoise = hare = (list), n = 0; \ | |
3168 | !LIST_END_P (list, hare); \ | |
3169 | (hare = XCDR (hare), ++n, \ | |
3170 | ((n & 1) != 0 \ | |
3171 | ? (tortoise = XCDR (tortoise), \ | |
3172 | (EQ (hare, tortoise) \ | |
3173 | && (circular_list_error ((list)), 1))) \ | |
3174 | : 0))) | |
8a226de7 GM |
3175 | |
3176 | /* The ubiquitous min and max macros. */ | |
3177 | ||
152180e3 AI |
3178 | #ifdef max |
3179 | #undef max | |
3180 | #undef min | |
3181 | #endif | |
8a226de7 GM |
3182 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
3183 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
53ede3f4 GM |
3184 | |
3185 | /* Return a fixnum or float, depending on whether VAL fits in a Lisp | |
3186 | fixnum. */ | |
3187 | ||
3188 | #define make_fixnum_or_float(val) \ | |
d28981c9 SM |
3189 | (FIXNUM_OVERFLOW_P (val) \ |
3190 | ? make_float (val) \ | |
3191 | : make_number ((EMACS_INT)(val))) | |
3060873a | 3192 | |
e32d9872 MB |
3193 | |
3194 | /* Checks the `cycle check' variable CHECK to see if it indicates that | |
3195 | EL is part of a cycle; CHECK must be either Qnil or a value returned | |
3196 | by an earlier use of CYCLE_CHECK. SUSPICIOUS is the number of | |
3197 | elements after which a cycle might be suspected; after that many | |
3198 | elements, this macro begins consing in order to keep more precise | |
3199 | track of elements. | |
3200 | ||
3201 | Returns nil if a cycle was detected, otherwise a new value for CHECK | |
3202 | that includes EL. | |
3203 | ||
3204 | CHECK is evaluated multiple times, EL and SUSPICIOUS 0 or 1 times, so | |
3205 | the caller should make sure that's ok. */ | |
3206 | ||
3207 | #define CYCLE_CHECK(check, el, suspicious) \ | |
3208 | (NILP (check) \ | |
3209 | ? make_number (0) \ | |
3210 | : (INTEGERP (check) \ | |
3211 | ? (XFASTINT (check) < (suspicious) \ | |
3212 | ? make_number (XFASTINT (check) + 1) \ | |
3213 | : Fcons (el, Qnil)) \ | |
3214 | : (!NILP (Fmemq ((el), (check))) \ | |
3215 | ? Qnil \ | |
3216 | : Fcons ((el), (check))))) | |
3217 | ||
3218 | ||
3060873a | 3219 | #endif /* EMACS_LISP_H */ |
ab5796a9 MB |
3220 | |
3221 | /* arch-tag: 9b2ed020-70eb-47ac-94ee-e1c2a5107d5e | |
3222 | (do not change this comment) */ |