Commit | Line | Data |
---|---|---|
3cfe6dfd | 1 | /* Fundamental definitions for GNU Emacs Lisp interpreter. |
d90a14e0 | 2 | Copyright (C) 1985,86,87,93,94,95,97,98,1999,2000, 2001, 2002 |
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 | |
5010d3b8 | 22 | /* Declare the prototype for a general external function. */ |
9043c90a | 23 | #if defined (PROTOTYPES) || defined (WINDOWSNT) |
5010d3b8 GM |
24 | #define P_(proto) proto |
25 | #else | |
26 | #define P_(proto) () | |
27 | #endif | |
28 | ||
97305dec | 29 | #if 0 |
35f464a7 GM |
30 | /* Define this temporarily to hunt a bug. If defined, the size of |
31 | strings is redundantly recorded in sdata structures so that it can | |
32 | be compared to the sizes recorded in Lisp strings. */ | |
33 | ||
34 | #define GC_CHECK_STRING_BYTES 1 | |
97305dec | 35 | #endif /* 0*/ |
35f464a7 | 36 | |
3cfe6dfd | 37 | |
ce99fd65 | 38 | /* These are default choices for the types to use. */ |
68c45bf0 PE |
39 | #ifdef _LP64 |
40 | #ifndef EMACS_INT | |
41 | #define EMACS_INT long | |
42 | #define BITS_PER_EMACS_INT BITS_PER_LONG | |
43 | #endif | |
44 | #ifndef EMACS_UINT | |
45 | #define EMACS_UINT unsigned long | |
46 | #endif | |
47 | #else /* not _LP64 */ | |
ce99fd65 RS |
48 | #ifndef EMACS_INT |
49 | #define EMACS_INT int | |
1747fb16 | 50 | #define BITS_PER_EMACS_INT BITS_PER_INT |
ce99fd65 RS |
51 | #endif |
52 | #ifndef EMACS_UINT | |
53 | #define EMACS_UINT unsigned int | |
54 | #endif | |
68c45bf0 | 55 | #endif |
ce99fd65 | 56 | |
e0b8c689 KR |
57 | /* Extra internal type checking? */ |
58 | extern int suppress_checking; | |
e0b8c689 | 59 | extern void die P_((const char *, const char *, int)); |
c6129d7e KR |
60 | |
61 | #ifdef ENABLE_CHECKING | |
62 | ||
63 | #define CHECK(check,msg) ((check || suppress_checking \ | |
7eb9e30d | 64 | ? (void) 0 \ |
c6129d7e KR |
65 | : die (msg, __FILE__, __LINE__)), \ |
66 | 0) | |
67 | ||
68 | /* Let's get some compile-time checking too. */ | |
69 | #undef NO_UNION_TYPE | |
70 | ||
e0b8c689 | 71 | #else |
c6129d7e | 72 | |
e0b8c689 KR |
73 | /* Produce same side effects and result, but don't complain. */ |
74 | #define CHECK(check,msg) ((check),0) | |
c6129d7e | 75 | |
e0b8c689 | 76 | #endif |
c6129d7e | 77 | |
c98863bf | 78 | /* Used for making sure that Emacs is compilable in all |
1fb04659 | 79 | configurations. */ |
c98863bf GM |
80 | |
81 | #ifdef USE_LISP_UNION_TYPE | |
82 | #undef NO_UNION_TYPE | |
83 | #endif | |
84 | ||
e0b8c689 KR |
85 | /* Define an Emacs version of "assert", since some system ones are |
86 | flaky. */ | |
3694b4ab GM |
87 | #ifndef ENABLE_CHECKING |
88 | #define eassert(X) (void) 0 | |
89 | #else /* ENABLE_CHECKING */ | |
e0b8c689 KR |
90 | #if defined (__GNUC__) && __GNUC__ >= 2 && defined (__STDC__) |
91 | #define eassert(cond) CHECK(cond,"assertion failed: " #cond) | |
92 | #else | |
93 | #define eassert(cond) CHECK(cond,"assertion failed") | |
94 | #endif | |
3694b4ab | 95 | #endif /* ENABLE_CHECKING */ |
e0b8c689 | 96 | |
99a3d506 | 97 | /* Define the fundamental Lisp data structures. */ |
3cfe6dfd | 98 | |
99a3d506 | 99 | /* This is the set of Lisp data types. */ |
3cfe6dfd JB |
100 | |
101 | enum Lisp_Type | |
102 | { | |
99a3d506 | 103 | /* Integer. XINT (obj) is the integer value. */ |
3cfe6dfd JB |
104 | Lisp_Int, |
105 | ||
99a3d506 | 106 | /* Symbol. XSYMBOL (object) points to a struct Lisp_Symbol. */ |
3cfe6dfd JB |
107 | Lisp_Symbol, |
108 | ||
84d1833e KH |
109 | /* Miscellaneous. XMISC (object) points to a union Lisp_Misc, |
110 | whose first member indicates the subtype. */ | |
111 | Lisp_Misc, | |
3cfe6dfd JB |
112 | |
113 | /* String. XSTRING (object) points to a struct Lisp_String. | |
99a3d506 | 114 | The length of the string, and its contents, are stored therein. */ |
3cfe6dfd JB |
115 | Lisp_String, |
116 | ||
b5088f80 | 117 | /* Vector of Lisp objects, or something resembling it. |
7c06ac2b | 118 | XVECTOR (object) points to a struct Lisp_Vector, which contains |
b5088f80 KH |
119 | the size and contents. The size field also contains the type |
120 | information, if it's not a real vector object. */ | |
121 | Lisp_Vectorlike, | |
3cfe6dfd | 122 | |
99a3d506 | 123 | /* Cons. XCONS (object) points to a struct Lisp_Cons. */ |
3cfe6dfd JB |
124 | Lisp_Cons, |
125 | ||
20280af7 | 126 | Lisp_Float, |
4d1207f6 RS |
127 | |
128 | /* This is not a type code. It is for range checking. */ | |
e2ba196c | 129 | Lisp_Type_Limit |
3cfe6dfd JB |
130 | }; |
131 | ||
a32fa736 | 132 | /* This is the set of data types that share a common structure. |
c98adc1b KH |
133 | The first member of the structure is a type code from this set. |
134 | The enum values are arbitrary, but we'll use large numbers to make it | |
135 | more likely that we'll spot the error if a random word in memory is | |
136 | mistakenly interpreted as a Lisp_Misc. */ | |
1c4ca5a3 KH |
137 | enum Lisp_Misc_Type |
138 | { | |
c98adc1b | 139 | Lisp_Misc_Free = 0x5eab, |
84d1833e | 140 | Lisp_Misc_Marker, |
ee4c9ce4 KH |
141 | Lisp_Misc_Intfwd, |
142 | Lisp_Misc_Boolfwd, | |
143 | Lisp_Misc_Objfwd, | |
7d65f1c2 KH |
144 | Lisp_Misc_Buffer_Objfwd, |
145 | Lisp_Misc_Buffer_Local_Value, | |
ce7d8eec | 146 | Lisp_Misc_Some_Buffer_Local_Value, |
99a3d506 | 147 | Lisp_Misc_Overlay, |
32462604 | 148 | Lisp_Misc_Kboard_Objfwd, |
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 | /* These values are overridden by the m- file on some machines. */ |
157 | #ifndef VALBITS | |
68c45bf0 | 158 | #define VALBITS (BITS_PER_EMACS_INT - 4) |
e2ba196c KH |
159 | #endif |
160 | ||
161 | #ifndef GCTYPEBITS | |
162 | #define GCTYPEBITS 3 | |
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 GM |
180 | EMACS_INT val : VALBITS; |
181 | EMACS_INT type : GCTYPEBITS + 1; | |
3cfe6dfd JB |
182 | } s; |
183 | struct | |
184 | { | |
5c20a7bf GM |
185 | EMACS_UINT val : VALBITS; |
186 | EMACS_INT type : GCTYPEBITS + 1; | |
3cfe6dfd JB |
187 | } u; |
188 | struct | |
189 | { | |
5c20a7bf GM |
190 | EMACS_UINT val : VALBITS; |
191 | enum Lisp_Type type : GCTYPEBITS; | |
3cfe6dfd JB |
192 | /* The markbit is not really part of the value of a Lisp_Object, |
193 | and is always zero except during garbage collection. */ | |
5c20a7bf | 194 | EMACS_UINT markbit : 1; |
3cfe6dfd JB |
195 | } gu; |
196 | } | |
197 | Lisp_Object; | |
198 | ||
c451d7b1 | 199 | #else /* If WORDS_BIG_ENDIAN */ |
3cfe6dfd JB |
200 | |
201 | typedef | |
202 | union Lisp_Object | |
203 | { | |
204 | /* Used for comparing two Lisp_Objects; | |
99a3d506 | 205 | also, positive integers can be accessed fast this way. */ |
5c20a7bf | 206 | EMACS_INT i; |
3cfe6dfd JB |
207 | |
208 | struct | |
209 | { | |
5c20a7bf GM |
210 | EMACS_INT type : GCTYPEBITS+1; |
211 | EMACS_INT val : VALBITS; | |
3cfe6dfd JB |
212 | } s; |
213 | struct | |
214 | { | |
5c20a7bf GM |
215 | EMACS_INT type : GCTYPEBITS+1; |
216 | EMACS_UINT val : VALBITS; | |
3cfe6dfd JB |
217 | } u; |
218 | struct | |
219 | { | |
220 | /* The markbit is not really part of the value of a Lisp_Object, | |
221 | and is always zero except during garbage collection. */ | |
5c20a7bf GM |
222 | EMACS_UINT markbit : 1; |
223 | enum Lisp_Type type : GCTYPEBITS; | |
224 | EMACS_UINT val : VALBITS; | |
3cfe6dfd JB |
225 | } gu; |
226 | } | |
227 | Lisp_Object; | |
228 | ||
c451d7b1 | 229 | #endif /* WORDS_BIG_ENDIAN */ |
3cfe6dfd | 230 | |
f3fbd155 KR |
231 | #ifdef __GNUC__ |
232 | static __inline__ Lisp_Object | |
233 | LISP_MAKE_RVALUE (Lisp_Object o) | |
234 | { | |
235 | return o; | |
236 | } | |
237 | #else | |
f2ba34f4 KR |
238 | /* This isn't quite right - it keeps the argument as an lvalue. |
239 | Making it const via casting would help avoid code actually | |
240 | modifying the location in question, but the casting could cover | |
241 | other type-related bugs. */ | |
242 | #define LISP_MAKE_RVALUE(o) (o) | |
f3fbd155 KR |
243 | #endif |
244 | ||
3cfe6dfd JB |
245 | #endif /* NO_UNION_TYPE */ |
246 | ||
247 | ||
1c5ca8b6 | 248 | /* If union type is not wanted, define Lisp_Object as just a number. */ |
3cfe6dfd JB |
249 | |
250 | #ifdef NO_UNION_TYPE | |
627a9502 | 251 | #define Lisp_Object EMACS_INT |
f3fbd155 | 252 | #define LISP_MAKE_RVALUE(o) (0+(o)) |
1c5ca8b6 | 253 | #endif /* NO_UNION_TYPE */ |
3cfe6dfd | 254 | |
3cfe6dfd | 255 | #ifndef VALMASK |
627a9502 | 256 | #define VALMASK ((((EMACS_INT) 1)<<VALBITS) - 1) |
3cfe6dfd | 257 | #endif |
627a9502 | 258 | #define GCTYPEMASK ((((EMACS_INT) 1)<<GCTYPEBITS) - 1) |
846d69ac RS |
259 | |
260 | /* Two flags that are set during GC. On some machines, these flags | |
261 | are defined differently by the m- file. */ | |
262 | ||
263 | /* This is set in the car of a cons and in the plist slot of a symbol | |
264 | to indicate it is marked. Likewise in the plist slot of an interval, | |
265 | the chain slot of a marker, the type slot of a float, and the name | |
266 | slot of a buffer. | |
267 | ||
268 | In strings, this bit in the size field indicates that the string | |
269 | is a "large" one, one which was separately malloc'd | |
270 | rather than being part of a string block. */ | |
271 | ||
627a9502 | 272 | #ifndef MARKBIT |
68c45bf0 | 273 | #define MARKBIT ((EMACS_INT) ((EMACS_UINT) 1 << (VALBITS + GCTYPEBITS))) |
627a9502 | 274 | #endif /*MARKBIT */ |
3cfe6dfd | 275 | |
846d69ac RS |
276 | /* In the size word of a vector, this bit means the vector has been marked. |
277 | In the size word of a large string, likewise. */ | |
278 | ||
279 | #ifndef ARRAY_MARK_FLAG | |
280 | #define ARRAY_MARK_FLAG ((MARKBIT >> 1) & ~MARKBIT) | |
281 | #endif /* no ARRAY_MARK_FLAG */ | |
282 | ||
b5088f80 KH |
283 | /* In the size word of a struct Lisp_Vector, this bit means it's really |
284 | some other vector-like object. */ | |
285 | #ifndef PSEUDOVECTOR_FLAG | |
286 | #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG) | |
287 | #endif | |
288 | ||
303a5c93 | 289 | /* In a pseudovector, the size field actually contains a word with one |
b5088f80 KH |
290 | PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to |
291 | indicate the actual type. */ | |
99a3d506 RS |
292 | enum pvec_type |
293 | { | |
294 | PVEC_NORMAL_VECTOR = 0, | |
99a3d506 RS |
295 | PVEC_PROCESS = 0x200, |
296 | PVEC_FRAME = 0x400, | |
297 | PVEC_COMPILED = 0x800, | |
298 | PVEC_WINDOW = 0x1000, | |
299 | PVEC_WINDOW_CONFIGURATION = 0x2000, | |
300 | PVEC_SUBR = 0x4000, | |
608ff985 RS |
301 | PVEC_CHAR_TABLE = 0x8000, |
302 | PVEC_BOOL_VECTOR = 0x10000, | |
303 | PVEC_BUFFER = 0x20000, | |
5010d3b8 | 304 | PVEC_HASH_TABLE = 0x40000, |
cee971ad | 305 | PVEC_TYPE_MASK = 0x7fe00 |
e2c0561e | 306 | |
cee971ad GM |
307 | #if 0 /* This is used to make the value of PSEUDOVECTOR_FLAG available to |
308 | GDB. It doesn't work on OS Alpha. Moved to a variable in | |
309 | emacs.c. */ | |
e3d48049 | 310 | PVEC_FLAG = PSEUDOVECTOR_FLAG |
cee971ad | 311 | #endif |
99a3d506 | 312 | }; |
b5088f80 KH |
313 | |
314 | /* For convenience, we also store the number of elements in these bits. */ | |
608ff985 | 315 | #define PSEUDOVECTOR_SIZE_MASK 0x1ff |
3cfe6dfd JB |
316 | \f |
317 | /* These macros extract various sorts of values from a Lisp_Object. | |
318 | For example, if tem is a Lisp_Object whose type is Lisp_Cons, | |
99a3d506 | 319 | XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */ |
3cfe6dfd JB |
320 | |
321 | #ifdef NO_UNION_TYPE | |
322 | ||
323 | /* One need to override this if there must be high bits set in data space | |
324 | (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work | |
a32fa736 | 325 | on all machines, but would penalize machines which don't need it) |
3cfe6dfd JB |
326 | */ |
327 | #ifndef XTYPE | |
328 | #define XTYPE(a) ((enum Lisp_Type) ((a) >> VALBITS)) | |
329 | #endif | |
330 | ||
331 | #ifndef XSETTYPE | |
627a9502 | 332 | #define XSETTYPE(a, b) ((a) = XUINT (a) | ((EMACS_INT)(b) << VALBITS)) |
3cfe6dfd JB |
333 | #endif |
334 | ||
221f4ef3 KH |
335 | /* For integers known to be positive, XFASTINT provides fast retrieval |
336 | and XSETFASTINT provides fast storage. This takes advantage of the | |
337 | fact that Lisp_Int is 0. */ | |
e43ec785 | 338 | #define XFASTINT(a) ((a) + 0) |
221f4ef3 | 339 | #define XSETFASTINT(a, b) ((a) = (b)) |
3cfe6dfd JB |
340 | |
341 | /* Extract the value of a Lisp_Object as a signed integer. */ | |
342 | ||
343 | #ifndef XINT /* Some machines need to do this differently. */ | |
c98863bf GM |
344 | #define XINT(a) ((EMACS_INT) (((a) << (BITS_PER_EMACS_INT - VALBITS)) \ |
345 | >> (BITS_PER_EMACS_INT - VALBITS))) | |
3cfe6dfd JB |
346 | #endif |
347 | ||
348 | /* Extract the value as an unsigned integer. This is a basis | |
349 | for extracting it as a pointer to a structure in storage. */ | |
350 | ||
351 | #ifndef XUINT | |
c98863bf | 352 | #define XUINT(a) ((EMACS_UINT) ((a) & VALMASK)) |
3cfe6dfd JB |
353 | #endif |
354 | ||
355 | #ifndef XPNTR | |
356 | #ifdef HAVE_SHM | |
357 | /* In this representation, data is found in two widely separated segments. */ | |
a32fa736 | 358 | extern size_t pure_size; |
3cfe6dfd | 359 | #define XPNTR(a) \ |
29eab336 | 360 | (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS)) |
3cfe6dfd JB |
361 | #else /* not HAVE_SHM */ |
362 | #ifdef DATA_SEG_BITS | |
363 | /* This case is used for the rt-pc. | |
364 | In the diffs I was given, it checked for ptr = 0 | |
365 | and did not adjust it in that case. | |
366 | But I don't think that zero should ever be found | |
367 | in a Lisp object whose data type says it points to something. */ | |
368 | #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS) | |
369 | #else | |
370 | #define XPNTR(a) XUINT (a) | |
371 | #endif | |
372 | #endif /* not HAVE_SHM */ | |
373 | #endif /* no XPNTR */ | |
374 | ||
3cfe6dfd JB |
375 | #ifndef XSET |
376 | #define XSET(var, type, ptr) \ | |
627a9502 | 377 | ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK)) |
3cfe6dfd JB |
378 | #endif |
379 | ||
b7acde90 KH |
380 | /* Convert a C integer into a Lisp_Object integer. */ |
381 | ||
382 | #define make_number(N) \ | |
383 | ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS) | |
384 | ||
3cfe6dfd JB |
385 | /* During garbage collection, XGCTYPE must be used for extracting types |
386 | so that the mark bit is ignored. XMARKBIT accesses the markbit. | |
387 | Markbits are used only in particular slots of particular structure types. | |
388 | Other markbits are always zero. | |
389 | Outside of garbage collection, all mark bits are always zero. */ | |
390 | ||
391 | #ifndef XGCTYPE | |
392 | #define XGCTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK)) | |
393 | #endif | |
394 | ||
1747fb16 | 395 | #if VALBITS + GCTYPEBITS == BITS_PER_EMACS_INT - 1 |
3cfe6dfd JB |
396 | /* Make XMARKBIT faster if mark bit is sign bit. */ |
397 | #ifndef XMARKBIT | |
398 | #define XMARKBIT(a) ((a) < 0) | |
399 | #endif | |
400 | #endif /* markbit is sign bit */ | |
401 | ||
402 | #ifndef XMARKBIT | |
403 | #define XMARKBIT(a) ((a) & MARKBIT) | |
404 | #endif | |
405 | ||
406 | #ifndef XSETMARKBIT | |
407 | #define XSETMARKBIT(a,b) ((a) = ((a) & ~MARKBIT) | ((b) ? MARKBIT : 0)) | |
408 | #endif | |
409 | ||
410 | #ifndef XMARK | |
411 | #define XMARK(a) ((a) |= MARKBIT) | |
412 | #endif | |
413 | ||
414 | #ifndef XUNMARK | |
415 | #define XUNMARK(a) ((a) &= ~MARKBIT) | |
416 | #endif | |
417 | ||
418 | #endif /* NO_UNION_TYPE */ | |
419 | ||
420 | #ifndef NO_UNION_TYPE | |
421 | ||
422 | #define XTYPE(a) ((enum Lisp_Type) (a).u.type) | |
423 | #define XSETTYPE(a, b) ((a).u.type = (char) (b)) | |
424 | ||
221f4ef3 KH |
425 | /* For integers known to be positive, XFASTINT provides fast retrieval |
426 | and XSETFASTINT provides fast storage. This takes advantage of the | |
427 | fact that Lisp_Int is 0. */ | |
e43ec785 | 428 | #define XFASTINT(a) ((a).i + 0) |
221f4ef3 | 429 | #define XSETFASTINT(a, b) ((a).i = (b)) |
3cfe6dfd JB |
430 | |
431 | #ifdef EXPLICIT_SIGN_EXTEND | |
432 | /* Make sure we sign-extend; compilers have been known to fail to do so. */ | |
c98863bf GM |
433 | #define XINT(a) (((a).i << (BITS_PER_EMACS_INT - VALBITS)) \ |
434 | >> (BITS_PER_EMACS_INT - VALBITS)) | |
3cfe6dfd JB |
435 | #else |
436 | #define XINT(a) ((a).s.val) | |
437 | #endif /* EXPLICIT_SIGN_EXTEND */ | |
438 | ||
439 | #define XUINT(a) ((a).u.val) | |
440 | #define XPNTR(a) ((a).u.val) | |
3cfe6dfd JB |
441 | |
442 | #define XSET(var, vartype, ptr) \ | |
5c20a7bf | 443 | (((var).s.val = ((EMACS_INT) (ptr))), ((var).s.type = ((char) (vartype)))) |
3cfe6dfd | 444 | |
74e49b38 KR |
445 | #if __GNUC__ >= 2 && defined (__OPTIMIZE__) |
446 | #define make_number(N) \ | |
447 | (__extension__ ({ Lisp_Object _l; _l.s.val = (N); _l.s.type = Lisp_Int; _l; })) | |
448 | #else | |
e98227af | 449 | extern Lisp_Object make_number (); |
74e49b38 | 450 | #endif |
e98227af | 451 | |
3cfe6dfd JB |
452 | /* During garbage collection, XGCTYPE must be used for extracting types |
453 | so that the mark bit is ignored. XMARKBIT access the markbit. | |
454 | Markbits are used only in particular slots of particular structure types. | |
455 | Other markbits are always zero. | |
456 | Outside of garbage collection, all mark bits are always zero. */ | |
457 | ||
458 | #define XGCTYPE(a) ((a).gu.type) | |
459 | #define XMARKBIT(a) ((a).gu.markbit) | |
460 | #define XSETMARKBIT(a,b) (XMARKBIT(a) = (b)) | |
461 | #define XMARK(a) (XMARKBIT(a) = 1) | |
462 | #define XUNMARK(a) (XMARKBIT(a) = 0) | |
463 | ||
464 | #endif /* NO_UNION_TYPE */ | |
465 | ||
d9eb1c3d GM |
466 | /* Largest and smallest representable fixnum values. These are the C |
467 | values. */ | |
dc8e8b07 | 468 | |
d9eb1c3d GM |
469 | #define MOST_NEGATIVE_FIXNUM - ((EMACS_INT) 1 << (VALBITS - 1)) |
470 | #define MOST_POSITIVE_FIXNUM (((EMACS_INT) 1 << (VALBITS - 1)) - 1) | |
dc8e8b07 GM |
471 | |
472 | /* Value is non-zero if C integer I doesn't fit into a Lisp fixnum. */ | |
473 | ||
474 | #define FIXNUM_OVERFLOW_P(i) \ | |
fb756c1c GM |
475 | ((EMACS_INT)(i) > MOST_POSITIVE_FIXNUM \ |
476 | || (EMACS_INT) (i) < MOST_NEGATIVE_FIXNUM) | |
dc8e8b07 | 477 | |
99a3d506 | 478 | /* Extract a value or address from a Lisp_Object. */ |
3cfe6dfd | 479 | |
8801a864 | 480 | #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a)) |
232e274c | 481 | #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a)) |
8801a864 KR |
482 | #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a)) |
483 | #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a)) | |
484 | #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a)) | |
7c06ac2b RS |
485 | |
486 | /* Misc types. */ | |
c9f6631c | 487 | |
7c06ac2b | 488 | #define XMISC(a) ((union Lisp_Misc *) XPNTR(a)) |
a7aa28f6 | 489 | #define XMISCTYPE(a) (XMARKER (a)->type) |
84d1833e | 490 | #define XMARKER(a) (&(XMISC(a)->u_marker)) |
ee4c9ce4 KH |
491 | #define XINTFWD(a) (&(XMISC(a)->u_intfwd)) |
492 | #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd)) | |
493 | #define XOBJFWD(a) (&(XMISC(a)->u_objfwd)) | |
494 | #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd)) | |
7d65f1c2 | 495 | #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value)) |
ce7d8eec | 496 | #define XOVERLAY(a) (&(XMISC(a)->u_overlay)) |
32462604 | 497 | #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd)) |
3cfe6dfd | 498 | |
7c06ac2b | 499 | /* Pseudovector types. */ |
c9f6631c | 500 | |
8801a864 KR |
501 | #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a)) |
502 | #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a)) | |
503 | #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a)) | |
504 | #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a)) | |
608ff985 RS |
505 | #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a)) |
506 | #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a)) | |
99a3d506 | 507 | |
99a3d506 | 508 | /* Construct a Lisp_Object from a value or address. */ |
7c06ac2b | 509 | |
a94ef819 KH |
510 | #define XSETINT(a, b) XSET (a, Lisp_Int, b) |
511 | #define XSETCONS(a, b) XSET (a, Lisp_Cons, b) | |
b5088f80 | 512 | #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b) |
a94ef819 KH |
513 | #define XSETSTRING(a, b) XSET (a, Lisp_String, b) |
514 | #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b) | |
a94ef819 | 515 | #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b) |
7c06ac2b RS |
516 | |
517 | /* Misc types. */ | |
c9f6631c | 518 | |
7c06ac2b | 519 | #define XSETMISC(a, b) XSET (a, Lisp_Misc, b) |
a7aa28f6 | 520 | #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker) |
7c06ac2b RS |
521 | |
522 | /* Pseudovector types. */ | |
c9f6631c | 523 | |
7c06ac2b RS |
524 | #define XSETPSEUDOVECTOR(a, b, code) \ |
525 | (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code)) | |
526 | #define XSETWINDOW_CONFIGURATION(a, b) \ | |
527 | (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION)) | |
528 | #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS)) | |
529 | #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW)) | |
530 | #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR)) | |
531 | #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED)) | |
99a3d506 | 532 | #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER)) |
608ff985 RS |
533 | #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE)) |
534 | #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR)) | |
c9f6631c GM |
535 | |
536 | /* Convenience macros for dealing with Lisp arrays. */ | |
537 | ||
538 | #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX] | |
539 | #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL)) | |
540 | #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size | |
541 | ||
d90a14e0 GM |
542 | /* Convenience macros for dealing with Lisp strings. */ |
543 | ||
544 | #define SREF(string, index) XSTRING (string)->data[index] | |
545 | #define SDATA(string) XSTRING (string)->data | |
546 | #define SCHARS(string) XSTRING (string)->size | |
8e14618e | 547 | #define SBYTES(string) STRING_BYTES (XSTRING (string)) |
d90a14e0 GM |
548 | #define SMBP(string) STRING_MULTIBYTE (string) |
549 | ||
3cfe6dfd | 550 | \f |
99a3d506 | 551 | /* Basic data type for use of intervals. See the macros in intervals.h. */ |
e221eae3 JA |
552 | |
553 | struct interval | |
554 | { | |
99a3d506 | 555 | /* The first group of entries deal with the tree structure. */ |
e221eae3 | 556 | |
99a3d506 RS |
557 | unsigned int total_length; /* Length of myself and both children. */ |
558 | unsigned int position; /* Cache of interval's character position. */ | |
b4e187e2 RS |
559 | /* This field is usually updated |
560 | simultaneously with an interval | |
1093ec47 | 561 | traversal, there is no guarantee |
b4e187e2 RS |
562 | that it is valid for a random |
563 | interval. */ | |
99a3d506 RS |
564 | struct interval *left; /* Intervals which precede me. */ |
565 | struct interval *right; /* Intervals which succeed me. */ | |
e8720644 JB |
566 | |
567 | /* Parent in the tree, or the Lisp_Object containing this interval tree. | |
568 | ||
569 | The mark bit on the root interval of an interval tree says | |
570 | whether we have started (and possibly finished) marking the | |
571 | tree. If GC comes across an interval tree whose root's parent | |
572 | field has its markbit set, it leaves the tree alone. | |
573 | ||
574 | You'd think we could store this information in the parent object | |
575 | somewhere (after all, that should be visited once and then | |
576 | ignored too, right?), but strings are GC'd strangely. */ | |
e0b8c689 KR |
577 | union |
578 | { | |
579 | struct interval *interval; | |
580 | Lisp_Object obj; | |
581 | } up; | |
582 | unsigned int up_obj : 1; | |
e221eae3 JA |
583 | |
584 | /* The remaining components are `properties' of the interval. | |
585 | The first four are duplicates for things which can be on the list, | |
99a3d506 | 586 | for purposes of speed. */ |
e221eae3 | 587 | |
74899579 | 588 | unsigned int write_protect : 1; /* Non-zero means can't modify. */ |
e0b8c689 KR |
589 | unsigned int visible : 1; /* Zero means don't display. */ |
590 | unsigned int front_sticky : 1; /* Non-zero means text inserted just | |
99a3d506 | 591 | before this interval goes into it. */ |
e0b8c689 | 592 | unsigned int rear_sticky : 1; /* Likewise for just after it. */ |
e221eae3 | 593 | |
e8720644 JB |
594 | /* Properties of this interval. |
595 | The mark bit on this field says whether this particular interval | |
596 | tree node has been visited. Since intervals should never be | |
597 | shared, GC aborts if it seems to have visited an interval twice. */ | |
598 | Lisp_Object plist; | |
e221eae3 JA |
599 | }; |
600 | ||
601 | typedef struct interval *INTERVAL; | |
602 | ||
603 | /* Complain if object is not string or buffer type */ | |
874cc80e | 604 | #define CHECK_STRING_OR_BUFFER(x) \ |
c5af3bb9 | 605 | { if (!STRINGP ((x)) && !BUFFERP ((x))) \ |
e221eae3 | 606 | x = wrong_type_argument (Qbuffer_or_string_p, (x)); } |
e221eae3 | 607 | \f |
3cfe6dfd JB |
608 | /* In a cons, the markbit of the car is the gc mark bit */ |
609 | ||
610 | struct Lisp_Cons | |
611 | { | |
8f34f70a KR |
612 | /* Please do not use the names of these elements in code other |
613 | than the core lisp implementation. Use XCAR and XCDR below. */ | |
614 | #ifdef HIDE_LISP_IMPLEMENTATION | |
615 | Lisp_Object car_, cdr_; | |
616 | #else | |
3cfe6dfd | 617 | Lisp_Object car, cdr; |
8f34f70a | 618 | #endif |
3cfe6dfd JB |
619 | }; |
620 | ||
b7acde90 | 621 | /* Take the car or cdr of something known to be a cons cell. */ |
f3fbd155 KR |
622 | /* The _AS_LVALUE macros shouldn't be used outside of the minimal set |
623 | of code that has to know what a cons cell looks like. Other code not | |
624 | part of the basic lisp implementation should assume that the car and cdr | |
625 | fields are not accessible as lvalues. (What if we want to switch to | |
626 | a copying collector someday? Cached cons cell field addresses may be | |
627 | invalidated at arbitrary points.) */ | |
8f34f70a | 628 | #ifdef HIDE_LISP_IMPLEMENTATION |
f3fbd155 KR |
629 | #define XCAR_AS_LVALUE(c) (XCONS ((c))->car_) |
630 | #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr_) | |
8f34f70a | 631 | #else |
f3fbd155 KR |
632 | #define XCAR_AS_LVALUE(c) (XCONS ((c))->car) |
633 | #define XCDR_AS_LVALUE(c) (XCONS ((c))->cdr) | |
8f34f70a | 634 | #endif |
b7acde90 | 635 | |
f3fbd155 KR |
636 | /* Use these from normal code. */ |
637 | #define XCAR(c) LISP_MAKE_RVALUE(XCAR_AS_LVALUE(c)) | |
638 | #define XCDR(c) LISP_MAKE_RVALUE(XCDR_AS_LVALUE(c)) | |
639 | ||
640 | /* Use these to set the fields of a cons cell. | |
641 | ||
642 | Note that both arguments may refer to the same object, so 'n' | |
643 | should not be read after 'c' is first modified. Also, neither | |
644 | argument should be evaluated more than once; side effects are | |
645 | especially common in the second argument. */ | |
646 | #define XSETCAR(c,n) (XCAR_AS_LVALUE(c) = (n)) | |
647 | #define XSETCDR(c,n) (XCDR_AS_LVALUE(c) = (n)) | |
648 | ||
649 | /* For performance: Fast storage of positive integers into the | |
650 | fields of a cons cell. See above caveats. */ | |
651 | #define XSETCARFASTINT(c,n) XSETFASTINT(XCAR_AS_LVALUE(c),(n)) | |
652 | #define XSETCDRFASTINT(c,n) XSETFASTINT(XCDR_AS_LVALUE(c),(n)) | |
653 | ||
b7acde90 KH |
654 | /* Take the car or cdr of something whose type is not known. */ |
655 | #define CAR(c) \ | |
656 | (CONSP ((c)) ? XCAR ((c)) \ | |
657 | : NILP ((c)) ? Qnil \ | |
658 | : wrong_type_argument (Qlistp, (c))) | |
659 | ||
660 | #define CDR(c) \ | |
661 | (CONSP ((c)) ? XCDR ((c)) \ | |
662 | : NILP ((c)) ? Qnil \ | |
663 | : wrong_type_argument (Qlistp, (c))) | |
664 | ||
d8fc7ce4 KH |
665 | /* Nonzero if STR is a multibyte string. */ |
666 | #define STRING_MULTIBYTE(STR) \ | |
667 | (XSTRING (STR)->size_byte >= 0) | |
668 | ||
669 | /* Return the length in bytes of STR. */ | |
35f464a7 GM |
670 | |
671 | #ifdef GC_CHECK_STRING_BYTES | |
672 | ||
673 | struct Lisp_String; | |
674 | extern int string_bytes P_ ((struct Lisp_String *)); | |
675 | #define STRING_BYTES(S) string_bytes ((S)) | |
676 | ||
677 | #else /* not GC_CHECK_STRING_BYTES */ | |
678 | ||
d8fc7ce4 KH |
679 | #define STRING_BYTES(STR) \ |
680 | ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte) | |
681 | ||
35f464a7 GM |
682 | #endif /* not GC_CHECK_STRING_BYTES */ |
683 | ||
d8fc7ce4 KH |
684 | /* Set the length in bytes of STR. */ |
685 | #define SET_STRING_BYTES(STR, SIZE) ((STR)->size_byte = (SIZE)) | |
686 | ||
3cfe6dfd JB |
687 | /* In a string or vector, the sign bit of the `size' is the gc mark bit */ |
688 | ||
689 | struct Lisp_String | |
690 | { | |
627a9502 | 691 | EMACS_INT size; |
a1b5012f | 692 | EMACS_INT size_byte; |
4618074a | 693 | INTERVAL intervals; /* text properties in this string */ |
f05d7ea2 | 694 | unsigned char *data; |
3cfe6dfd JB |
695 | }; |
696 | ||
94225242 | 697 | /* If a struct is made to look like a vector, this macro returns the length |
4115d3f7 RS |
698 | of the shortest vector that would hold that struct. */ |
699 | #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \ | |
700 | - sizeof (Lisp_Object)) \ | |
701 | + sizeof(Lisp_Object) - 1) /* round up */ \ | |
94225242 KH |
702 | / sizeof (Lisp_Object)) |
703 | ||
3cfe6dfd JB |
704 | struct Lisp_Vector |
705 | { | |
627a9502 | 706 | EMACS_INT size; |
3cfe6dfd JB |
707 | struct Lisp_Vector *next; |
708 | Lisp_Object contents[1]; | |
709 | }; | |
710 | ||
ea724a01 KH |
711 | /* A char table is a kind of vectorlike, with contents are like a |
712 | vector but with a few other slots. For some purposes, it makes | |
713 | sense to handle a chartable with type struct Lisp_Vector. An | |
714 | element of a char table can be any Lisp objects, but if it is a sub | |
715 | char-table, we treat it a table that contains information of a | |
716 | group of characters of the same charsets or a specific character of | |
717 | a charset. A sub char-table has the same structure as a char table | |
718 | except for that the former omits several slots at the tail. A sub | |
719 | char table appears only in an element of a char table, and there's | |
720 | no way to access it directly from Emacs Lisp program. */ | |
e98227af | 721 | |
b96656ce KH |
722 | /* This is the number of slots that apply to characters or character |
723 | sets. The first 128 are for ASCII, the next 128 are for 8-bit | |
ea724a01 KH |
724 | European characters, and the last 128 are for multibyte characters. |
725 | The first 256 are indexed by the code itself, but the last 128 are | |
726 | indexed by (charset-id + 128). */ | |
b96656ce KH |
727 | #define CHAR_TABLE_ORDINARY_SLOTS 384 |
728 | ||
729 | /* This is the number of slots that apply to characters of ASCII and | |
730 | 8-bit Europeans only. */ | |
731 | #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256 | |
608ff985 | 732 | |
ea724a01 KH |
733 | /* This is the number of slots that every char table must have. This |
734 | counts the ordinary slots and the top, defalt, parent, and purpose | |
735 | slots. */ | |
736 | #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4) | |
737 | ||
738 | /* This is the number of slots that apply to position-code-1 and | |
739 | position-code-2 of a multibyte character at the 2nd and 3rd level | |
740 | sub char tables respectively. */ | |
741 | #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128 | |
742 | ||
743 | /* This is the number of slots that every sub char table must have. | |
744 | This counts the ordinary slots and the top and defalt slot. */ | |
e98227af | 745 | #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2) |
608ff985 RS |
746 | |
747 | /* Return the number of "extra" slots in the char table CT. */ | |
748 | ||
749 | #define CHAR_TABLE_EXTRA_SLOTS(CT) \ | |
750 | (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS) | |
751 | ||
b96656ce | 752 | /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII |
8ac90470 KH |
753 | and 8-bit Europeans characters. For these characters, do not check |
754 | validity of CT. Do not follow parent. */ | |
755 | #define CHAR_TABLE_REF(CT, IDX) \ | |
6185c1c0 | 756 | ((IDX) >= 0 && (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \ |
2e34157c RS |
757 | ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \ |
758 | ? XCHAR_TABLE (CT)->contents[IDX] \ | |
8ac90470 | 759 | : XCHAR_TABLE (CT)->defalt) \ |
2e34157c | 760 | : Faref (CT, make_number (IDX))) |
b96656ce | 761 | |
29b7163f RS |
762 | /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII |
763 | and 8-bit Europeans characters. However, if the result is nil, | |
764 | return IDX. | |
765 | ||
766 | For these characters, do not check validity of CT | |
767 | and do not follow parent. */ | |
768 | #define CHAR_TABLE_TRANSLATE(CT, IDX) \ | |
769 | ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \ | |
770 | ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \ | |
771 | ? XINT (XCHAR_TABLE (CT)->contents[IDX]) \ | |
772 | : IDX) \ | |
773 | : char_table_translate (CT, IDX)) | |
774 | ||
b96656ce | 775 | /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and |
8ac90470 KH |
776 | 8-bit Europeans characters. Do not check validity of CT. */ |
777 | #define CHAR_TABLE_SET(CT, IDX, VAL) \ | |
778 | do { \ | |
779 | if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \ | |
780 | XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \ | |
781 | else \ | |
782 | Faset (CT, IDX, VAL); \ | |
b96656ce KH |
783 | } while (0) |
784 | ||
608ff985 RS |
785 | struct Lisp_Char_Table |
786 | { | |
787 | /* This is the vector's size field, which also holds the | |
788 | pseudovector type information. It holds the size, too. | |
ea724a01 KH |
789 | The size counts the top, defalt, purpose, and parent slots. |
790 | The last three are not counted if this is a sub char table. */ | |
608ff985 RS |
791 | EMACS_INT size; |
792 | struct Lisp_Vector *next; | |
ea724a01 KH |
793 | /* This holds a flag to tell if this is a top level char table (t) |
794 | or a sub char table (nil). */ | |
795 | Lisp_Object top; | |
608ff985 RS |
796 | /* This holds a default value, |
797 | which is used whenever the value for a specific character is nil. */ | |
798 | Lisp_Object defalt; | |
ea724a01 KH |
799 | /* This holds an actual value of each element. A sub char table |
800 | has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */ | |
801 | Lisp_Object contents[CHAR_TABLE_ORDINARY_SLOTS]; | |
802 | ||
803 | /* A sub char table doesn't has the following slots. */ | |
804 | ||
608ff985 RS |
805 | /* This points to another char table, which we inherit from |
806 | when the value for a specific character is nil. | |
807 | The `defalt' slot takes precedence over this. */ | |
808 | Lisp_Object parent; | |
7f73dc9d RS |
809 | /* This should be a symbol which says what kind of use |
810 | this char-table is meant for. | |
811 | Typically now the values can be `syntax-table' and `display-table'. */ | |
812 | Lisp_Object purpose; | |
608ff985 RS |
813 | /* These hold additional data. */ |
814 | Lisp_Object extras[1]; | |
815 | }; | |
816 | ||
817 | /* A boolvector is a kind of vectorlike, with contents are like a string. */ | |
818 | struct Lisp_Bool_Vector | |
819 | { | |
820 | /* This is the vector's size field. It doesn't have the real size, | |
821 | just the subtype information. */ | |
822 | EMACS_INT vector_size; | |
823 | struct Lisp_Vector *next; | |
824 | /* This is the size in bits. */ | |
825 | EMACS_INT size; | |
826 | /* This contains the actual bits, packed into bytes. */ | |
827 | unsigned char data[1]; | |
828 | }; | |
829 | ||
7c06ac2b RS |
830 | /* This structure describes a built-in function. |
831 | It is generated by the DEFUN macro only. | |
832 | defsubr makes it into a Lisp object. | |
833 | ||
834 | This type is treated in most respects as a pseudovector, | |
835 | but since we never dynamically allocate or free them, | |
836 | we don't need a next-vector field. */ | |
e98227af | 837 | |
3cfe6dfd JB |
838 | struct Lisp_Subr |
839 | { | |
7c06ac2b | 840 | EMACS_INT size; |
3cfe6dfd JB |
841 | Lisp_Object (*function) (); |
842 | short min_args, max_args; | |
843 | char *symbol_name; | |
844 | char *prompt; | |
845 | char *doc; | |
846 | }; | |
5010d3b8 GM |
847 | |
848 | \f | |
a32fa736 GM |
849 | /*********************************************************************** |
850 | Symbols | |
851 | ***********************************************************************/ | |
852 | ||
853 | /* Interned state of a symbol. */ | |
854 | ||
855 | enum symbol_interned | |
856 | { | |
857 | SYMBOL_UNINTERNED = 0, | |
858 | SYMBOL_INTERNED = 1, | |
859 | SYMBOL_INTERNED_IN_INITIAL_OBARRAY = 2 | |
860 | }; | |
861 | ||
862 | /* In a symbol, the markbit of the plist is used as the gc mark bit */ | |
863 | ||
864 | struct Lisp_Symbol | |
865 | { | |
866 | /* Non-zero means symbol serves as a variable alias. The symbol | |
867 | holding the real value is found in the value slot. */ | |
868 | unsigned indirect_variable : 1; | |
869 | ||
870 | /* Non-zero means symbol is constant, i.e. changing its value | |
871 | should signal an error. */ | |
872 | unsigned constant : 1; | |
873 | ||
874 | /* Interned state of the symbol. This is an enumerator from | |
875 | enum symbol_interned. */ | |
876 | unsigned interned : 2; | |
877 | ||
74d70085 KR |
878 | /* The symbol's name, as a Lisp string. |
879 | ||
880 | The name "xname" is used to intentionally break code referring to | |
881 | the old field "name" of type pointer to struct Lisp_String. */ | |
882 | Lisp_Object xname; | |
a32fa736 GM |
883 | |
884 | /* Value of the symbol or Qunbound if unbound. If this symbol is a | |
885 | defvaralias, `value' contains the symbol for which it is an | |
886 | alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get | |
887 | and set a symbol's value, to take defvaralias into account. */ | |
888 | Lisp_Object value; | |
889 | ||
d28981c9 | 890 | /* Function value of the symbol or Qunbound if not fboundp. */ |
a32fa736 GM |
891 | Lisp_Object function; |
892 | ||
893 | /* The symbol's property list. */ | |
894 | Lisp_Object plist; | |
e2c0561e | 895 | |
a32fa736 GM |
896 | /* Next symbol in obarray bucket, if the symbol is interned. */ |
897 | struct Lisp_Symbol *next; | |
898 | }; | |
899 | ||
74d70085 KR |
900 | /* Value is name of symbol. */ |
901 | ||
902 | #define SYMBOL_NAME(sym) \ | |
903 | LISP_MAKE_RVALUE (XSYMBOL (sym)->xname) | |
904 | ||
a32fa736 GM |
905 | /* Value is non-zero if SYM is an interned symbol. */ |
906 | ||
907 | #define SYMBOL_INTERNED_P(sym) \ | |
908 | (XSYMBOL (sym)->interned != SYMBOL_UNINTERNED) | |
909 | ||
910 | /* Value is non-zero if SYM is interned in initial_obarray. */ | |
911 | ||
912 | #define SYMBOL_INTERNED_IN_INITIAL_OBARRAY_P(sym) \ | |
913 | (XSYMBOL (sym)->interned == SYMBOL_INTERNED_IN_INITIAL_OBARRAY) | |
914 | ||
915 | /* Value is non-zero if symbol is considered a constant, i.e. its | |
916 | value cannot be changed (there is an exception for keyword symbols, | |
917 | whose value can be set to the keyword symbol itself). */ | |
918 | ||
919 | #define SYMBOL_CONSTANT_P(sym) XSYMBOL (sym)->constant | |
920 | ||
921 | /* Value is the value of SYM, with defvaralias taken into | |
922 | account. */ | |
923 | ||
924 | #define SYMBOL_VALUE(sym) \ | |
925 | (XSYMBOL (sym)->indirect_variable \ | |
926 | ? XSYMBOL (indirect_variable (sym))->value \ | |
927 | : XSYMBOL (sym)->value) | |
928 | ||
929 | /* Set SYM's value to VAL, taking defvaralias into account. */ | |
930 | ||
931 | #define SET_SYMBOL_VALUE(sym, val) \ | |
932 | do { \ | |
933 | if (XSYMBOL (sym)->indirect_variable) \ | |
934 | XSYMBOL (indirect_variable ((sym)))->value = (val); \ | |
935 | else \ | |
936 | XSYMBOL (sym)->value = (val); \ | |
937 | } while (0) | |
e2c0561e | 938 | |
a32fa736 | 939 | \f |
5010d3b8 GM |
940 | /*********************************************************************** |
941 | Hash Tables | |
942 | ***********************************************************************/ | |
943 | ||
944 | /* The structure of a Lisp hash table. */ | |
945 | ||
946 | struct Lisp_Hash_Table | |
947 | { | |
948 | /* Vector fields. The hash table code doesn't refer to these. */ | |
949 | EMACS_INT size; | |
950 | struct Lisp_Vector *vec_next; | |
e2c0561e | 951 | |
5010d3b8 GM |
952 | /* Function used to compare keys. */ |
953 | Lisp_Object test; | |
954 | ||
955 | /* Nil if table is non-weak. Otherwise a symbol describing the | |
956 | weakness of the table. */ | |
957 | Lisp_Object weak; | |
e2c0561e | 958 | |
5010d3b8 GM |
959 | /* When the table is resized, and this is an integer, compute the |
960 | new size by adding this to the old size. If a float, compute the | |
961 | new size by multiplying the old size with this factor. */ | |
962 | Lisp_Object rehash_size; | |
963 | ||
964 | /* Resize hash table when number of entries/ table size is >= this | |
965 | ratio, a float. */ | |
966 | Lisp_Object rehash_threshold; | |
967 | ||
968 | /* Number of key/value entries in the table. */ | |
969 | Lisp_Object count; | |
970 | ||
971 | /* Vector of keys and values. The key of item I is found at index | |
972 | 2 * I, the value is found at index 2 * I + 1. */ | |
973 | Lisp_Object key_and_value; | |
974 | ||
975 | /* Vector of hash codes.. If hash[I] is nil, this means that that | |
976 | entry I is unused. */ | |
977 | Lisp_Object hash; | |
978 | ||
979 | /* Vector used to chain entries. If entry I is free, next[I] is the | |
980 | entry number of the next free item. If entry I is non-free, | |
981 | next[I] is the index of the next entry in the collision chain. */ | |
982 | Lisp_Object next; | |
983 | ||
984 | /* Index of first free entry in free list. */ | |
985 | Lisp_Object next_free; | |
986 | ||
987 | /* Bucket vector. A non-nil entry is the index of the first item in | |
988 | a collision chain. This vector's size can be larger than the | |
989 | hash table size to reduce collisions. */ | |
990 | Lisp_Object index; | |
991 | ||
992 | /* Next weak hash table if this is a weak hash table. The head | |
993 | of the list is in Vweak_hash_tables. */ | |
994 | Lisp_Object next_weak; | |
995 | ||
996 | /* User-supplied hash function, or nil. */ | |
997 | Lisp_Object user_hash_function; | |
998 | ||
999 | /* User-supplied key comparison function, or nil. */ | |
1000 | Lisp_Object user_cmp_function; | |
1001 | ||
1002 | /* C function to compare two keys. */ | |
1003 | int (* cmpfn) P_ ((struct Lisp_Hash_Table *, Lisp_Object, | |
1004 | unsigned, Lisp_Object, unsigned)); | |
1005 | ||
1006 | /* C function to compute hash code. */ | |
1007 | unsigned (* hashfn) P_ ((struct Lisp_Hash_Table *, Lisp_Object)); | |
1008 | }; | |
1009 | ||
1010 | ||
1011 | #define XHASH_TABLE(OBJ) \ | |
1012 | ((struct Lisp_Hash_Table *) XPNTR (OBJ)) | |
1013 | ||
1014 | #define XSET_HASH_TABLE(VAR, PTR) \ | |
1015 | (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE)) | |
1016 | ||
1017 | #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE) | |
1018 | #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE) | |
1019 | ||
874cc80e | 1020 | #define CHECK_HASH_TABLE(x) \ |
5010d3b8 GM |
1021 | do \ |
1022 | { \ | |
1023 | if (!HASH_TABLE_P ((x))) \ | |
1024 | x = wrong_type_argument (Qhash_table_p, (x)); \ | |
1025 | } \ | |
1026 | while (0) | |
1027 | ||
1028 | /* Default size for hash tables if not specified. */ | |
1029 | ||
1030 | #define DEFAULT_HASH_SIZE 65 | |
1031 | ||
1032 | /* Default threshold specifying when to resize a hash table. The | |
1033 | value gives the ratio of current entries in the hash table and the | |
1034 | size of the hash table. */ | |
1035 | ||
1036 | #define DEFAULT_REHASH_THRESHOLD 0.8 | |
1037 | ||
1038 | /* Default factor by which to increase the size of a hash table. */ | |
1039 | ||
1040 | #define DEFAULT_REHASH_SIZE 1.5 | |
1041 | ||
ee4c9ce4 | 1042 | \f |
7c06ac2b RS |
1043 | /* These structures are used for various misc types. */ |
1044 | ||
ee4c9ce4 KH |
1045 | /* A miscellaneous object, when it's on the free list. */ |
1046 | struct Lisp_Free | |
1047 | { | |
5bfac5a9 RS |
1048 | int type : 16; /* = Lisp_Misc_Free */ |
1049 | int spacer : 16; | |
ee4c9ce4 KH |
1050 | union Lisp_Misc *chain; |
1051 | }; | |
3cfe6dfd | 1052 | |
609c36fe | 1053 | /* In a marker, the markbit of the chain field is used as the gc mark bit. */ |
3cfe6dfd | 1054 | struct Lisp_Marker |
308e97d0 RS |
1055 | { |
1056 | int type : 16; /* = Lisp_Misc_Marker */ | |
1057 | int spacer : 15; | |
1058 | /* 1 means normal insertion at the marker's position | |
1059 | leaves the marker after the inserted text. */ | |
1060 | unsigned int insertion_type : 1; | |
4ed24bf3 RS |
1061 | /* This is the buffer that the marker points into, |
1062 | or 0 if it points nowhere. */ | |
308e97d0 | 1063 | struct buffer *buffer; |
4ed24bf3 RS |
1064 | |
1065 | /* The remaining fields are meaningless in a marker that | |
1066 | does not point anywhere. */ | |
1067 | ||
1068 | /* For markers that point somewhere, | |
1069 | this is used to chain of all the markers in a given buffer. */ | |
308e97d0 | 1070 | Lisp_Object chain; |
4ed24bf3 RS |
1071 | /* This is the char position where the marker points. */ |
1072 | int charpos; | |
363aa820 RS |
1073 | /* This is the byte position. */ |
1074 | int bytepos; | |
308e97d0 | 1075 | }; |
3cfe6dfd | 1076 | |
ee4c9ce4 KH |
1077 | /* Forwarding pointer to an int variable. |
1078 | This is allowed only in the value cell of a symbol, | |
1079 | and it means that the symbol's value really lives in the | |
1080 | specified int variable. */ | |
1081 | struct Lisp_Intfwd | |
84d1833e | 1082 | { |
5bfac5a9 RS |
1083 | int type : 16; /* = Lisp_Misc_Intfwd */ |
1084 | int spacer : 16; | |
31ade731 | 1085 | EMACS_INT *intvar; |
ee4c9ce4 KH |
1086 | }; |
1087 | ||
1088 | /* Boolean forwarding pointer to an int variable. | |
1089 | This is like Lisp_Intfwd except that the ostensible | |
1090 | "value" of the symbol is t if the int variable is nonzero, | |
1091 | nil if it is zero. */ | |
1092 | struct Lisp_Boolfwd | |
1093 | { | |
5bfac5a9 RS |
1094 | int type : 16; /* = Lisp_Misc_Boolfwd */ |
1095 | int spacer : 16; | |
ee4c9ce4 KH |
1096 | int *boolvar; |
1097 | }; | |
1098 | ||
1099 | /* Forwarding pointer to a Lisp_Object variable. | |
1100 | This is allowed only in the value cell of a symbol, | |
1101 | and it means that the symbol's value really lives in the | |
1102 | specified variable. */ | |
1103 | struct Lisp_Objfwd | |
1104 | { | |
5bfac5a9 RS |
1105 | int type : 16; /* = Lisp_Misc_Objfwd */ |
1106 | int spacer : 16; | |
ee4c9ce4 KH |
1107 | Lisp_Object *objvar; |
1108 | }; | |
1109 | ||
1110 | /* Like Lisp_Objfwd except that value lives in a slot in the | |
1111 | current buffer. Value is byte index of slot within buffer. */ | |
1112 | struct Lisp_Buffer_Objfwd | |
1113 | { | |
5bfac5a9 RS |
1114 | int type : 16; /* = Lisp_Misc_Buffer_Objfwd */ |
1115 | int spacer : 16; | |
ee4c9ce4 | 1116 | int offset; |
84d1833e KH |
1117 | }; |
1118 | ||
65d0110b RS |
1119 | /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when |
1120 | the symbol has buffer-local or frame-local bindings. (Exception: | |
1121 | some buffer-local variables are built-in, with their values stored | |
1122 | in the buffer structure itself. They are handled differently, | |
1123 | using struct Lisp_Buffer_Objfwd.) | |
1124 | ||
1125 | The `realvalue' slot holds the variable's current value, or a | |
1126 | forwarding pointer to where that value is kept. This value is the | |
1127 | one that corresponds to the loaded binding. To read or set the | |
1128 | variable, you must first make sure the right binding is loaded; | |
1129 | then you can access the value in (or through) `realvalue'. | |
e2c0561e | 1130 | |
65d0110b RS |
1131 | `buffer' and `frame' are the buffer and frame for which the loaded |
1132 | binding was found. If those have changed, to make sure the right | |
1133 | binding is loaded it is necessary to find which binding goes with | |
1134 | the current buffer and selected frame, then load it. To load it, | |
1135 | first unload the previous binding, then copy the value of the new | |
1136 | binding into `realvalue' (or through it). Also update | |
1137 | LOADED-BINDING to point to the newly loaded binding. | |
7d65f1c2 KH |
1138 | |
1139 | Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value | |
65d0110b RS |
1140 | both use this kind of structure. With the former, merely setting |
1141 | the variable creates a local binding for the current buffer. With | |
1142 | the latter, setting the variable does not do that; only | |
1143 | make-local-variable does that. */ | |
1144 | ||
7d65f1c2 KH |
1145 | struct Lisp_Buffer_Local_Value |
1146 | { | |
4bfba59e RS |
1147 | int type : 16; /* = Lisp_Misc_Buffer_Local_Value |
1148 | or Lisp_Misc_Some_Buffer_Local_Value */ | |
1149 | int spacer : 13; | |
65d0110b RS |
1150 | |
1151 | /* 1 means this variable is allowed to have frame-local bindings, | |
1152 | so check for them when looking for the proper binding. */ | |
4bfba59e | 1153 | unsigned int check_frame : 1; |
65d0110b RS |
1154 | /* 1 means that the binding now loaded was found |
1155 | as a local binding for the buffer in the `buffer' slot. */ | |
4bfba59e | 1156 | unsigned int found_for_buffer : 1; |
65d0110b RS |
1157 | /* 1 means that the binding now loaded was found |
1158 | as a local binding for the frame in the `frame' slot. */ | |
4bfba59e RS |
1159 | unsigned int found_for_frame : 1; |
1160 | Lisp_Object realvalue; | |
65d0110b | 1161 | /* The buffer and frame for which the loaded binding was found. */ |
4bfba59e | 1162 | Lisp_Object buffer, frame; |
65d0110b RS |
1163 | |
1164 | /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE). | |
1165 | ||
1166 | LOADED-BINDING is the binding now loaded. It is a cons cell | |
1167 | whose cdr is the binding's value. The cons cell may be an | |
1168 | element of a buffer's local-variable alist, or an element of a | |
1169 | frame's parameter alist, or it may be this cons cell. | |
1170 | ||
1171 | DEFAULT-VALUE is the variable's default value, seen when the | |
1172 | current buffer and selected frame do not have their own | |
1173 | bindings for the variable. When the default binding is loaded, | |
1174 | LOADED-BINDING is actually this very cons cell; thus, its car | |
1175 | points to itself. */ | |
4bfba59e | 1176 | Lisp_Object cdr; |
7d65f1c2 KH |
1177 | }; |
1178 | ||
ce7d8eec KH |
1179 | /* In an overlay object, the mark bit of the plist is used as the GC mark. |
1180 | START and END are markers in the overlay's buffer, and | |
1181 | PLIST is the overlay's property list. */ | |
1182 | struct Lisp_Overlay | |
1183 | { | |
5bfac5a9 RS |
1184 | int type : 16; /* = Lisp_Misc_Overlay */ |
1185 | int spacer : 16; | |
ce7d8eec KH |
1186 | Lisp_Object start, end, plist; |
1187 | }; | |
5bfac5a9 | 1188 | |
f334de0e | 1189 | /* Like Lisp_Objfwd except that value lives in a slot in the |
32462604 KH |
1190 | current kboard. */ |
1191 | struct Lisp_Kboard_Objfwd | |
f334de0e | 1192 | { |
32462604 | 1193 | int type : 16; /* = Lisp_Misc_Kboard_Objfwd */ |
f334de0e KH |
1194 | int spacer : 16; |
1195 | int offset; | |
1196 | }; | |
1197 | ||
5bfac5a9 | 1198 | |
a7aa28f6 RS |
1199 | /* To get the type field of a union Lisp_Misc, use XMISCTYPE. |
1200 | It uses one of these struct subtypes to get the type field. */ | |
1201 | ||
84d1833e KH |
1202 | union Lisp_Misc |
1203 | { | |
84d1833e KH |
1204 | struct Lisp_Free u_free; |
1205 | struct Lisp_Marker u_marker; | |
ee4c9ce4 KH |
1206 | struct Lisp_Intfwd u_intfwd; |
1207 | struct Lisp_Boolfwd u_boolfwd; | |
1208 | struct Lisp_Objfwd u_objfwd; | |
1209 | struct Lisp_Buffer_Objfwd u_buffer_objfwd; | |
7d65f1c2 | 1210 | struct Lisp_Buffer_Local_Value u_buffer_local_value; |
ce7d8eec | 1211 | struct Lisp_Overlay u_overlay; |
32462604 | 1212 | struct Lisp_Kboard_Objfwd u_kboard_objfwd; |
84d1833e | 1213 | }; |
7c06ac2b | 1214 | \f |
cc94f3b2 | 1215 | /* Lisp floating point type */ |
3cfe6dfd JB |
1216 | struct Lisp_Float |
1217 | { | |
e98227af | 1218 | Lisp_Object type; /* essentially used for mark-bit |
3cfe6dfd | 1219 | and chaining when on free-list */ |
8f34f70a KR |
1220 | #ifdef HIDE_LISP_IMPLEMENTATION |
1221 | double data_; | |
1222 | #else | |
e98227af | 1223 | double data; |
8f34f70a | 1224 | #endif |
3cfe6dfd | 1225 | }; |
8f34f70a KR |
1226 | |
1227 | #ifdef HIDE_LISP_IMPLEMENTATION | |
1228 | #define XFLOAT_DATA(f) (XFLOAT (f)->data_) | |
1229 | #else | |
1230 | #define XFLOAT_DATA(f) (XFLOAT (f)->data) | |
1231 | #endif | |
3cfe6dfd JB |
1232 | |
1233 | /* A character, declared with the following typedef, is a member | |
99a3d506 | 1234 | of some character set associated with the current buffer. */ |
b2ba7b00 RS |
1235 | #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */ |
1236 | #define _UCHAR_T | |
3cfe6dfd | 1237 | typedef unsigned char UCHAR; |
b2ba7b00 | 1238 | #endif |
3cfe6dfd JB |
1239 | |
1240 | /* Meanings of slots in a Lisp_Compiled: */ | |
1241 | ||
1242 | #define COMPILED_ARGLIST 0 | |
1243 | #define COMPILED_BYTECODE 1 | |
1244 | #define COMPILED_CONSTANTS 2 | |
1245 | #define COMPILED_STACK_DEPTH 3 | |
1246 | #define COMPILED_DOC_STRING 4 | |
1247 | #define COMPILED_INTERACTIVE 5 | |
88dbfee5 | 1248 | |
d03f79ef JB |
1249 | /* Flag bits in a character. These also get used in termhooks.h. |
1250 | Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE | |
7c06ac2b RS |
1251 | (MUlti-Lingual Emacs) might need 22 bits for the character value |
1252 | itself, so we probably shouldn't use any bits lower than 0x0400000. */ | |
1253 | #define CHAR_ALT (0x0400000) | |
1254 | #define CHAR_SUPER (0x0800000) | |
1255 | #define CHAR_HYPER (0x1000000) | |
1256 | #define CHAR_SHIFT (0x2000000) | |
1257 | #define CHAR_CTL (0x4000000) | |
1258 | #define CHAR_META (0x8000000) | |
703f2808 | 1259 | |
048151c1 KH |
1260 | #define CHAR_MODIFIER_MASK \ |
1261 | (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META) | |
1262 | ||
1263 | ||
6b768554 KH |
1264 | /* Actually, the current Emacs uses 19 bits for the character value |
1265 | itself. */ | |
1266 | #define CHARACTERBITS 19 | |
1267 | ||
b0ca4f56 KH |
1268 | /* The maximum byte size consumed by push_key_description. |
1269 | All callers should assure that at least this size of memory is | |
1270 | allocated at the place pointed by the second argument. | |
1271 | ||
1272 | Thers are 6 modifiers, each consumes 2 chars. | |
1273 | The octal form of a character code consumes | |
1274 | (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head). | |
1275 | We need one more byte for string terminator `\0'. */ | |
1276 | #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1) | |
1277 | ||
e6faba7f RS |
1278 | #ifdef USE_X_TOOLKIT |
1279 | #ifdef NO_UNION_TYPE | |
1280 | /* Use this for turning a (void *) into a Lisp_Object, as when the | |
1281 | Lisp_Object is passed into a toolkit callback function. */ | |
1282 | #define VOID_TO_LISP(larg,varg) \ | |
1283 | do { ((larg) = ((Lisp_Object) (varg))); } while (0) | |
1284 | #define CVOID_TO_LISP VOID_TO_LISP | |
1285 | ||
1286 | /* Use this for turning a Lisp_Object into a (void *), as when the | |
1287 | Lisp_Object is passed into a toolkit callback function. */ | |
1288 | #define LISP_TO_VOID(larg) ((void *) (larg)) | |
1289 | #define LISP_TO_CVOID(varg) ((const void *) (larg)) | |
1290 | ||
1291 | #else /* not NO_UNION_TYPE */ | |
1292 | /* Use this for turning a (void *) into a Lisp_Object, as when the | |
1293 | Lisp_Object is passed into a toolkit callback function. */ | |
1294 | #define VOID_TO_LISP(larg,varg) \ | |
1295 | do { ((larg).v = (void *) (varg)); } while (0) | |
1296 | #define CVOID_TO_LISP(larg,varg) \ | |
1297 | do { ((larg).cv = (const void *) (varg)); } while (0) | |
1298 | ||
1299 | /* Use this for turning a Lisp_Object into a (void *), as when the | |
1300 | Lisp_Object is passed into a toolkit callback function. */ | |
1301 | #define LISP_TO_VOID(larg) ((larg).v) | |
1302 | #define LISP_TO_CVOID(larg) ((larg).cv) | |
1303 | #endif /* not NO_UNION_TYPE */ | |
1304 | #endif /* USE_X_TOOLKIT */ | |
1305 | ||
703f2808 JB |
1306 | \f |
1307 | /* The glyph datatype, used to represent characters on the display. */ | |
1308 | ||
3b0fee46 KH |
1309 | /* Glyph code to use as an index to the glyph table. If it is out of |
1310 | range for the glyph table, or the corresonding element in the table | |
1311 | is nil, the low 8 bits are the single byte character code, and the | |
1312 | bits above are the numeric face ID. If FID is the face ID of a | |
1313 | glyph on a frame F, then F->display.x->faces[FID] contains the | |
1314 | description of that face. This is an int instead of a short, so we | |
1315 | can support a good bunch of face ID's (2^(31 - 8)); given that we | |
6b768554 | 1316 | have no mechanism for tossing unused frame face ID's yet, we'll |
3b0fee46 KH |
1317 | probably run out of 255 pretty quickly. |
1318 | This is always -1 for a multibyte character. */ | |
1319 | #define GLYPH int | |
1320 | ||
6b768554 | 1321 | /* Mask bits for face. */ |
7363a903 | 1322 | #define GLYPH_MASK_FACE 0x7FF80000 |
3b0fee46 | 1323 | /* Mask bits for character code. */ |
7363a903 | 1324 | #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */ |
6b768554 | 1325 | |
49b0dd75 KH |
1326 | /* The FAST macros assume that we already know we're in an X window. */ |
1327 | ||
3b0fee46 | 1328 | /* Set a character code and a face ID in a glyph G. */ |
7363a903 | 1329 | #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS)) |
703f2808 JB |
1330 | |
1331 | /* Return a glyph's character code. */ | |
6b768554 | 1332 | #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR) |
703f2808 JB |
1333 | |
1334 | /* Return a glyph's face ID. */ | |
7363a903 | 1335 | #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS) |
49b0dd75 KH |
1336 | |
1337 | /* Slower versions that test the frame type first. */ | |
5010d3b8 GM |
1338 | #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face)) |
1339 | #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g)) | |
1340 | #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g)) | |
703f2808 | 1341 | |
b96656ce | 1342 | /* Return 1 iff GLYPH contains valid character code. */ |
e9726794 | 1343 | #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1) |
b96656ce | 1344 | |
4606cc9d RS |
1345 | /* The ID of the mode line highlighting face. */ |
1346 | #define GLYPH_MODE_LINE_FACE 1 | |
3cfe6dfd JB |
1347 | \f |
1348 | /* Data type checking */ | |
1349 | ||
efb859b4 | 1350 | #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil)) |
f498e3b2 | 1351 | #define GC_NILP(x) GC_EQ (x, Qnil) |
3cfe6dfd | 1352 | |
c5af3bb9 | 1353 | #define NUMBERP(x) (INTEGERP (x) || FLOATP (x)) |
c1a2bfad | 1354 | #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x)) |
a4a9f09f | 1355 | #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0) |
c1a2bfad | 1356 | #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0) |
4746118a | 1357 | |
edfa9106 | 1358 | #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int) |
c1a2bfad | 1359 | #define GC_INTEGERP(x) (XGCTYPE ((x)) == Lisp_Int) |
edfa9106 | 1360 | #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol) |
c1a2bfad | 1361 | #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol) |
84d1833e | 1362 | #define MISCP(x) (XTYPE ((x)) == Lisp_Misc) |
c1a2bfad | 1363 | #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc) |
b5088f80 KH |
1364 | #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike) |
1365 | #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike) | |
edfa9106 | 1366 | #define STRINGP(x) (XTYPE ((x)) == Lisp_String) |
c1a2bfad | 1367 | #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String) |
3cfe6dfd | 1368 | #define CONSP(x) (XTYPE ((x)) == Lisp_Cons) |
c1a2bfad | 1369 | #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons) |
7c06ac2b | 1370 | |
edfa9106 | 1371 | #define FLOATP(x) (XTYPE ((x)) == Lisp_Float) |
c1a2bfad | 1372 | #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float) |
b5088f80 KH |
1373 | #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG)) |
1374 | #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG)) | |
a7aa28f6 RS |
1375 | #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay) |
1376 | #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay) | |
1377 | #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker) | |
1378 | #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker) | |
1379 | #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd) | |
1380 | #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd) | |
1381 | #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd) | |
1382 | #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd) | |
1383 | #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd) | |
1384 | #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd) | |
1385 | #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd) | |
1386 | #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd) | |
1387 | #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value) | |
1388 | #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value) | |
1389 | #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value) | |
1390 | #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value) | |
1391 | #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd) | |
1392 | #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd) | |
edfa9106 | 1393 | |
7c06ac2b | 1394 | |
303a5c93 | 1395 | /* True if object X is a pseudovector whose code is CODE. */ |
7c06ac2b RS |
1396 | #define PSEUDOVECTORP(x, code) \ |
1397 | (VECTORLIKEP (x) \ | |
1398 | && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \ | |
1399 | == (PSEUDOVECTOR_FLAG | (code)))) | |
1400 | ||
303a5c93 | 1401 | /* True if object X is a pseudovector whose code is CODE. |
7c06ac2b RS |
1402 | This one works during GC. */ |
1403 | #define GC_PSEUDOVECTORP(x, code) \ | |
1404 | (GC_VECTORLIKEP (x) \ | |
1405 | && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \ | |
1406 | == (PSEUDOVECTOR_FLAG | (code)))) | |
1407 | ||
1408 | /* Test for specific pseudovector types. */ | |
1409 | #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION) | |
1410 | #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION) | |
1411 | #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS) | |
1412 | #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS) | |
1413 | #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW) | |
1414 | #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW) | |
1415 | #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR) | |
1416 | #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR) | |
1417 | #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED) | |
1418 | #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED) | |
99a3d506 RS |
1419 | #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER) |
1420 | #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER) | |
608ff985 RS |
1421 | #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE) |
1422 | #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE) | |
1423 | #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR) | |
1424 | #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR) | |
7c06ac2b RS |
1425 | #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME) |
1426 | #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME) | |
ea724a01 KH |
1427 | |
1428 | #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top)) | |
7c06ac2b | 1429 | \f |
3cfe6dfd | 1430 | #define EQ(x, y) (XFASTINT (x) == XFASTINT (y)) |
f498e3b2 | 1431 | #define GC_EQ(x, y) (XGCTYPE (x) == XGCTYPE (y) && XPNTR (x) == XPNTR (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 GM |
1561 | Lisp_Object fnname (); \ |
1562 | struct Lisp_Subr sname = \ | |
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 ; \ | |
1573 | struct Lisp_Subr sname = \ | |
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. | |
1644 | If func is zero and symbol is nil, undoing this binding evaluates | |
1645 | the list of forms in old_value; this implements Lisp's unwind-protect | |
1646 | form. | |
5fd6e274 RS |
1647 | |
1648 | Otherwise, the element is a variable binding. | |
e2c0561e | 1649 | |
5fd6e274 | 1650 | If the symbol field is a symbol, it is an ordinary variable binding. |
e2c0561e | 1651 | |
2d160521 GM |
1652 | Otherwise, it should be a structure (SYMBOL WHERE |
1653 | . CURRENT-BUFFER), which means having bound a local value while | |
1654 | CURRENT-BUFFER was active. If WHERE is nil this means we saw the | |
3326dc20 | 1655 | default value when binding SYMBOL. WHERE being a buffer or frame |
2d160521 GM |
1656 | means we saw a buffer-local or frame-local value. Other values of |
1657 | WHERE mean an internal error. */ | |
5fd6e274 | 1658 | |
3cfe6dfd JB |
1659 | struct specbinding |
1660 | { | |
1661 | Lisp_Object symbol, old_value; | |
526a2be7 | 1662 | Lisp_Object (*func) P_ ((Lisp_Object)); |
3cfe6dfd JB |
1663 | Lisp_Object unused; /* Dividing by 16 is faster than by 12 */ |
1664 | }; | |
1665 | ||
1666 | extern struct specbinding *specpdl; | |
1667 | extern struct specbinding *specpdl_ptr; | |
1668 | extern int specpdl_size; | |
1669 | ||
31ade731 | 1670 | extern EMACS_INT max_specpdl_size; |
c51ea62a | 1671 | |
acb8dc44 GM |
1672 | #define BINDING_STACK_SIZE() (specpdl_ptr - specpdl) |
1673 | ||
78ca380c | 1674 | /* Everything needed to describe an active condition case. */ |
3cfe6dfd JB |
1675 | struct handler |
1676 | { | |
78ca380c | 1677 | /* The handler clauses and variable from the condition-case form. */ |
3cfe6dfd JB |
1678 | Lisp_Object handler; |
1679 | Lisp_Object var; | |
22bbbd42 RS |
1680 | /* Fsignal stores here the condition-case clause that applies, |
1681 | and Fcondition_case thus knows which clause to run. */ | |
1682 | Lisp_Object chosen_clause; | |
78ca380c JB |
1683 | |
1684 | /* Used to effect the longjump out to the handler. */ | |
3cfe6dfd | 1685 | struct catchtag *tag; |
78ca380c JB |
1686 | |
1687 | /* The next enclosing handler. */ | |
3cfe6dfd JB |
1688 | struct handler *next; |
1689 | }; | |
1690 | ||
1691 | extern struct handler *handlerlist; | |
1692 | ||
1693 | extern struct catchtag *catchlist; | |
1694 | extern struct backtrace *backtrace_list; | |
1695 | ||
22bbbd42 RS |
1696 | extern Lisp_Object memory_signal_data; |
1697 | ||
3cfe6dfd JB |
1698 | /* An address near the bottom of the stack. |
1699 | Tells GC how to save a copy of the stack. */ | |
1700 | extern char *stack_bottom; | |
1701 | ||
4742f524 RS |
1702 | /* Check quit-flag and quit if it is non-nil. |
1703 | Typing C-g does not directly cause a quit; it only sets Vquit_flag. | |
1704 | So the program needs to do QUIT at times when it is safe to quit. | |
1705 | Every loop that might run for a long time or might not exit | |
1706 | ought to do QUIT at least once, at a safe place. | |
1707 | Unless that is impossible, of course. | |
1708 | But it is very desirable to avoid creating loops where QUIT is impossible. | |
1709 | ||
1710 | Exception: if you set immediate_quit to nonzero, | |
1711 | then the handler that responds to the C-g does the quit itself. | |
1712 | This is a good thing to do around a loop that has no side effects | |
1713 | and (in particular) cannot call arbitrary Lisp code. */ | |
3cfe6dfd | 1714 | |
a69a6e61 GM |
1715 | #define QUIT \ |
1716 | do { \ | |
1717 | if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \ | |
1718 | { \ | |
1719 | Vquit_flag = Qnil; \ | |
1720 | Fsignal (Qquit, Qnil); \ | |
1721 | } \ | |
1722 | } while (0) | |
3cfe6dfd JB |
1723 | |
1724 | /* Nonzero if ought to quit now. */ | |
1725 | ||
efb859b4 | 1726 | #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) |
3cfe6dfd | 1727 | \f |
8ac90470 | 1728 | /* Variables used locally in the following case handling macros. */ |
2e34157c RS |
1729 | extern int case_temp1; |
1730 | extern Lisp_Object case_temp2; | |
8ac90470 | 1731 | |
e98227af | 1732 | /* Current buffer's map from characters to lower-case characters. */ |
3cfe6dfd | 1733 | |
8ac90470 | 1734 | #define DOWNCASE_TABLE current_buffer->downcase_table |
3cfe6dfd | 1735 | |
e98227af | 1736 | /* Current buffer's map from characters to upper-case characters. */ |
3cfe6dfd | 1737 | |
8ac90470 | 1738 | #define UPCASE_TABLE current_buffer->upcase_table |
3cfe6dfd | 1739 | |
e98227af | 1740 | /* Downcase a character, or make no change if that cannot be done. */ |
3cfe6dfd | 1741 | |
8ac90470 KH |
1742 | #define DOWNCASE(CH) \ |
1743 | ((case_temp1 = (CH), \ | |
1744 | case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \ | |
1745 | NATNUMP (case_temp2)) \ | |
1746 | ? XFASTINT (case_temp2) : case_temp1) | |
3cfe6dfd | 1747 | |
e98227af | 1748 | /* 1 if CH is upper case. */ |
3cfe6dfd | 1749 | |
476d47ce | 1750 | #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH)) |
3cfe6dfd | 1751 | |
e98227af | 1752 | /* 1 if CH is neither upper nor lower case. */ |
3cfe6dfd | 1753 | |
8ac90470 | 1754 | #define NOCASEP(CH) (UPCASE1 (CH) == (CH)) |
3cfe6dfd | 1755 | |
e98227af | 1756 | /* 1 if CH is lower case. */ |
3cfe6dfd | 1757 | |
e98227af | 1758 | #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH)) |
3cfe6dfd | 1759 | |
e98227af | 1760 | /* Upcase a character, or make no change if that cannot be done. */ |
3cfe6dfd | 1761 | |
e98227af KH |
1762 | #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH)) |
1763 | ||
1764 | /* Upcase a character known to be not upper case. */ | |
1765 | ||
8ac90470 KH |
1766 | #define UPCASE1(CH) \ |
1767 | ((case_temp1 = (CH), \ | |
1768 | case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \ | |
1769 | NATNUMP (case_temp2)) \ | |
1770 | ? XFASTINT (case_temp2) : case_temp1) | |
3cfe6dfd | 1771 | |
c6a3c83c | 1772 | extern Lisp_Object Vascii_downcase_table; |
3cfe6dfd | 1773 | \f |
99a3d506 | 1774 | /* Number of bytes of structure consed since last GC. */ |
3cfe6dfd JB |
1775 | |
1776 | extern int consing_since_gc; | |
1777 | ||
99a3d506 | 1778 | /* Threshold for doing another gc. */ |
3cfe6dfd | 1779 | |
31ade731 | 1780 | extern EMACS_INT gc_cons_threshold; |
3cfe6dfd | 1781 | |
99a3d506 | 1782 | /* Structure for recording stack slots that need marking. */ |
3cfe6dfd JB |
1783 | |
1784 | /* This is a chain of structures, each of which points at a Lisp_Object variable | |
1785 | whose value should be marked in garbage collection. | |
1786 | Normally every link of the chain is an automatic variable of a function, | |
1787 | and its `val' points to some argument or local variable of the function. | |
1788 | On exit to the function, the chain is set back to the value it had on entry. | |
e5f55f07 BF |
1789 | This way, no link remains in the chain when the stack frame containing the |
1790 | link disappears. | |
3cfe6dfd JB |
1791 | |
1792 | Every function that can call Feval must protect in this fashion all | |
99a3d506 | 1793 | Lisp_Object variables whose contents will be used again. */ |
3cfe6dfd JB |
1794 | |
1795 | extern struct gcpro *gcprolist; | |
1796 | ||
1797 | struct gcpro | |
834168ef GM |
1798 | { |
1799 | struct gcpro *next; | |
e2c0561e | 1800 | |
834168ef GM |
1801 | /* Address of first protected variable. */ |
1802 | volatile Lisp_Object *var; | |
e2c0561e | 1803 | |
834168ef GM |
1804 | /* Number of consecutive protected variables. */ |
1805 | int nvars; | |
e2c0561e | 1806 | |
4742f524 | 1807 | #ifdef DEBUG_GCPRO |
834168ef | 1808 | int level; |
4742f524 | 1809 | #endif |
834168ef | 1810 | }; |
3cfe6dfd | 1811 | |
1216f5e4 GM |
1812 | /* Values of GC_MARK_STACK during compilation: |
1813 | ||
1814 | 0 Use GCPRO as before | |
1815 | 1 Do the real thing, make GCPROs and UNGCPRO no-ops. | |
1816 | 2 Mark the stack, and check that everything GCPRO'd is | |
1817 | marked. | |
1818 | 3 Mark using GCPRO's, mark stack last, and count how many | |
1819 | dead objects are kept alive. */ | |
1820 | ||
1821 | ||
1822 | #define GC_USE_GCPROS_AS_BEFORE 0 | |
1823 | #define GC_MAKE_GCPROS_NOOPS 1 | |
1824 | #define GC_MARK_STACK_CHECK_GCPROS 2 | |
1825 | #define GC_USE_GCPROS_CHECK_ZOMBIES 3 | |
1826 | ||
1827 | #ifndef GC_MARK_STACK | |
1828 | #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE | |
1829 | #endif | |
1830 | ||
1831 | #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS | |
1832 | ||
9f0443f9 SM |
1833 | /* Do something silly with gcproN vars just so gcc shuts up. */ |
1834 | ||
1835 | #define GCPRO1(varname) ((void) gcpro1) | |
e2c0561e | 1836 | #define GCPRO2(varname1, varname2)(((void) gcpro2, (void) gcpro1)) |
9f0443f9 SM |
1837 | #define GCPRO3(varname1, varname2, varname3) \ |
1838 | (((void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
1839 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1840 | (((void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
1841 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ | |
1842 | (((void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
b7301bff KS |
1843 | #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \ |
1844 | (((void) gcpro6, (void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)) | |
1216f5e4 GM |
1845 | #define UNGCPRO ((void) 0) |
1846 | ||
1847 | #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */ | |
1848 | ||
4742f524 RS |
1849 | #ifndef DEBUG_GCPRO |
1850 | ||
3cfe6dfd JB |
1851 | #define GCPRO1(varname) \ |
1852 | {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \ | |
1853 | gcprolist = &gcpro1; } | |
1854 | ||
1855 | #define GCPRO2(varname1, varname2) \ | |
1856 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1857 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1858 | gcprolist = &gcpro2; } | |
1859 | ||
1860 | #define GCPRO3(varname1, varname2, varname3) \ | |
1861 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1862 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1863 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1864 | gcprolist = &gcpro3; } | |
1865 | ||
1866 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1867 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1868 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1869 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1870 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1871 | gcprolist = &gcpro4; } | |
1872 | ||
c47b8d02 RS |
1873 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ |
1874 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1875 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1876 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1877 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1878 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1879 | gcprolist = &gcpro5; } | |
1880 | ||
b7301bff KS |
1881 | #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \ |
1882 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1883 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1884 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1885 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1886 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1887 | gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \ | |
1888 | gcprolist = &gcpro6; } | |
1889 | ||
4742f524 | 1890 | #define UNGCPRO (gcprolist = gcpro1.next) |
3cfe6dfd | 1891 | |
4742f524 | 1892 | #else |
e98227af | 1893 | |
4742f524 RS |
1894 | extern int gcpro_level; |
1895 | ||
1896 | #define GCPRO1(varname) \ | |
1897 | {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \ | |
1898 | gcpro1.level = gcpro_level++; \ | |
1899 | gcprolist = &gcpro1; } | |
1900 | ||
1901 | #define GCPRO2(varname1, varname2) \ | |
1902 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1903 | gcpro1.level = gcpro_level; \ | |
1904 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1905 | gcpro2.level = gcpro_level++; \ | |
1906 | gcprolist = &gcpro2; } | |
1907 | ||
1908 | #define GCPRO3(varname1, varname2, varname3) \ | |
1909 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1910 | gcpro1.level = gcpro_level; \ | |
1911 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1912 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1913 | gcpro3.level = gcpro_level++; \ | |
1914 | gcprolist = &gcpro3; } | |
1915 | ||
1916 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1917 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1918 | gcpro1.level = gcpro_level; \ | |
1919 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1920 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1921 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1922 | gcpro4.level = gcpro_level++; \ | |
1923 | gcprolist = &gcpro4; } | |
1924 | ||
1925 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ | |
1926 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1927 | gcpro1.level = gcpro_level; \ | |
1928 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1929 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1930 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1931 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1932 | gcpro5.level = gcpro_level++; \ | |
1933 | gcprolist = &gcpro5; } | |
1934 | ||
b7301bff KS |
1935 | #define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \ |
1936 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1937 | gcpro1.level = gcpro_level; \ | |
1938 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1939 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1940 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1941 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1942 | gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \ | |
1943 | gcpro6.level = gcpro_level++; \ | |
1944 | gcprolist = &gcpro6; } | |
1945 | ||
4742f524 RS |
1946 | #define UNGCPRO \ |
1947 | ((--gcpro_level != gcpro1.level) \ | |
1948 | ? (abort (), 0) \ | |
1949 | : ((gcprolist = gcpro1.next), 0)) | |
1950 | ||
1951 | #endif /* DEBUG_GCPRO */ | |
1216f5e4 GM |
1952 | #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */ |
1953 | ||
3cfe6dfd | 1954 | |
5db82c9d | 1955 | /* Evaluate expr, UNGCPRO, and then return the value of expr. */ |
c47b8d02 | 1956 | #define RETURN_UNGCPRO(expr) \ |
0868e74e | 1957 | do \ |
c47b8d02 RS |
1958 | { \ |
1959 | Lisp_Object ret_ungc_val; \ | |
1960 | ret_ungc_val = (expr); \ | |
1961 | UNGCPRO; \ | |
1962 | return ret_ungc_val; \ | |
1963 | } \ | |
0868e74e | 1964 | while (0) |
4742f524 RS |
1965 | |
1966 | /* Call staticpro (&var) to protect static variable `var'. */ | |
1967 | ||
1968 | void staticpro P_ ((Lisp_Object *)); | |
3cfe6dfd | 1969 | \f |
2f69f2ec RS |
1970 | /* Declare a Lisp-callable function. The MAXARGS parameter has the same |
1971 | meaning as in the DEFUN macro, and is used to construct a prototype. */ | |
9d936abc DL |
1972 | #if (!defined (__STDC__) && !defined (PROTOTYPES)) \ |
1973 | || defined (USE_NONANSI_DEFUN) | |
2f69f2ec RS |
1974 | #define EXFUN(fnname, maxargs) \ |
1975 | extern Lisp_Object fnname () | |
1976 | #else | |
1977 | /* We can use the same trick as in the DEFUN macro to generate the | |
1978 | appropriate prototype. */ | |
1979 | #define EXFUN(fnname, maxargs) \ | |
1980 | extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs | |
1981 | #endif | |
1982 | ||
526a2be7 AS |
1983 | /* Forward declarations for prototypes. */ |
1984 | struct window; | |
1985 | struct frame; | |
2f69f2ec | 1986 | |
3cfe6dfd JB |
1987 | /* Defined in data.c */ |
1988 | extern Lisp_Object Qnil, Qt, Qquote, Qlambda, Qsubr, Qunbound; | |
1989 | extern Lisp_Object Qerror_conditions, Qerror_message, Qtop_level; | |
1990 | extern Lisp_Object Qerror, Qquit, Qwrong_type_argument, Qargs_out_of_range; | |
1991 | extern Lisp_Object Qvoid_variable, Qvoid_function; | |
1992 | extern Lisp_Object Qsetting_constant, Qinvalid_read_syntax; | |
1993 | extern Lisp_Object Qinvalid_function, Qwrong_number_of_arguments, Qno_catch; | |
1994 | extern Lisp_Object Qend_of_file, Qarith_error; | |
1995 | extern Lisp_Object Qbeginning_of_buffer, Qend_of_buffer, Qbuffer_read_only; | |
6c858311 | 1996 | extern Lisp_Object Qmark_inactive, Qtext_read_only; |
3cfe6dfd | 1997 | |
59b4254d JB |
1998 | extern Lisp_Object Qrange_error, Qdomain_error, Qsingularity_error; |
1999 | extern Lisp_Object Qoverflow_error, Qunderflow_error; | |
623ed1b0 | 2000 | |
07a97bf8 RS |
2001 | extern Lisp_Object Qintegerp, Qnumberp, Qnatnump, Qwholenump; |
2002 | extern Lisp_Object Qsymbolp, Qlistp, Qconsp; | |
3cfe6dfd JB |
2003 | extern Lisp_Object Qstringp, Qarrayp, Qsequencep, Qbufferp; |
2004 | extern Lisp_Object Qchar_or_string_p, Qmarkerp, Qvectorp; | |
4de86b16 | 2005 | extern Lisp_Object Qinteger_or_marker_p, Qnumber_or_marker_p; |
7f73dc9d | 2006 | extern Lisp_Object Qchar_table_p, Qvector_or_char_table_p; |
4de86b16 | 2007 | extern Lisp_Object Qboundp, Qfboundp; |
cde20f41 | 2008 | extern Lisp_Object Qbuffer_or_string_p; |
3cfe6dfd JB |
2009 | extern Lisp_Object Qcdr; |
2010 | ||
3cfe6dfd | 2011 | extern Lisp_Object Qfloatp, Qinteger_or_floatp, Qinteger_or_float_or_marker_p; |
3cfe6dfd | 2012 | |
ff11dfa1 | 2013 | extern Lisp_Object Qframep; |
3cfe6dfd | 2014 | |
7436b0a9 GM |
2015 | extern void circular_list_error P_ ((Lisp_Object)); |
2016 | ||
2f69f2ec RS |
2017 | EXFUN (Feq, 2); |
2018 | EXFUN (Fnull, 1); | |
2019 | EXFUN (Flistp, 1); | |
2020 | EXFUN (Fconsp, 1); | |
2021 | EXFUN (Fatom, 1); | |
2022 | EXFUN (Fnlistp, 1); | |
2023 | EXFUN (Fintegerp, 1); | |
2024 | EXFUN (Fnatnump, 1); | |
2025 | EXFUN (Fsymbolp, 1); | |
2026 | EXFUN (Fvectorp, 1); | |
2027 | EXFUN (Fstringp, 1); | |
a1b5012f | 2028 | EXFUN (Fmultibyte_string_p, 1); |
2f69f2ec RS |
2029 | EXFUN (Farrayp, 1); |
2030 | EXFUN (Fsequencep, 1); | |
2031 | EXFUN (Fbufferp, 1); | |
2032 | EXFUN (Fmarkerp, 1); | |
2033 | EXFUN (Fsubrp, 1); | |
2034 | EXFUN (Fchar_or_string_p, 1); | |
2035 | EXFUN (Finteger_or_marker_p, 1); | |
2f69f2ec RS |
2036 | EXFUN (Ffloatp, 1); |
2037 | EXFUN (Finteger_or_floatp, 1); | |
2038 | EXFUN (Finteger_or_float_or_marker_p, 1); | |
3cfe6dfd | 2039 | |
2f69f2ec RS |
2040 | EXFUN (Fcar, 1); |
2041 | EXFUN (Fcar_safe, 1); | |
2042 | EXFUN (Fcdr, 1); | |
2043 | EXFUN (Fcdr_safe, 1); | |
2044 | EXFUN (Fsetcar, 2); | |
2045 | EXFUN (Fsetcdr, 2); | |
2046 | EXFUN (Fboundp, 1); | |
2047 | EXFUN (Ffboundp, 1); | |
2048 | EXFUN (Fmakunbound, 1); | |
2049 | EXFUN (Ffmakunbound, 1); | |
2050 | EXFUN (Fsymbol_function, 1); | |
2051 | EXFUN (Fsymbol_plist, 1); | |
2052 | EXFUN (Fsymbol_name, 1); | |
2053 | extern Lisp_Object indirect_function P_ ((Lisp_Object)); | |
2054 | EXFUN (Findirect_function, 1); | |
2055 | EXFUN (Ffset, 2); | |
2056 | EXFUN (Fsetplist, 2); | |
2057 | EXFUN (Fsymbol_value, 1); | |
a154f406 | 2058 | extern Lisp_Object find_symbol_value P_ ((Lisp_Object)); |
2f69f2ec RS |
2059 | EXFUN (Fset, 2); |
2060 | EXFUN (Fdefault_value, 1); | |
2061 | EXFUN (Fset_default, 2); | |
2062 | EXFUN (Fdefault_boundp, 1); | |
2063 | EXFUN (Fmake_local_variable, 1); | |
a154f406 | 2064 | EXFUN (Flocal_variable_p, 2); |
2f69f2ec RS |
2065 | EXFUN (Flocal_variable_if_set_p, 2); |
2066 | ||
2067 | EXFUN (Faref, 2); | |
2068 | EXFUN (Faset, 3); | |
2069 | ||
2070 | EXFUN (Fstring_to_number, 2); | |
2071 | EXFUN (Fnumber_to_string, 1); | |
2072 | EXFUN (Feqlsign, 2); | |
2073 | EXFUN (Fgtr, 2); | |
2074 | EXFUN (Flss, 2); | |
2075 | EXFUN (Fgeq, 2); | |
2076 | EXFUN (Fleq, 2); | |
2077 | EXFUN (Fneq, 2); | |
2078 | EXFUN (Fzerop, 1); | |
2079 | EXFUN (Fplus, MANY); | |
2080 | EXFUN (Fminus, MANY); | |
2081 | EXFUN (Ftimes, MANY); | |
2082 | EXFUN (Fquo, MANY); | |
2083 | EXFUN (Frem, 2); | |
2084 | EXFUN (Fmax, MANY); | |
2085 | EXFUN (Fmin, MANY); | |
2086 | EXFUN (Flogand, MANY); | |
2087 | EXFUN (Flogior, MANY); | |
2088 | EXFUN (Flogxor, MANY); | |
2089 | EXFUN (Flognot, 1); | |
2090 | EXFUN (Flsh, 2); | |
2091 | EXFUN (Fash, 2); | |
2092 | ||
2093 | EXFUN (Fadd1, 1); | |
2094 | EXFUN (Fsub1, 1); | |
d7935eb6 | 2095 | EXFUN (Fmake_variable_buffer_local, 1); |
2f69f2ec | 2096 | |
a32fa736 | 2097 | extern Lisp_Object indirect_variable P_ ((Lisp_Object)); |
2f69f2ec RS |
2098 | extern Lisp_Object long_to_cons P_ ((unsigned long)); |
2099 | extern unsigned long cons_to_long P_ ((Lisp_Object)); | |
2100 | extern void args_out_of_range P_ ((Lisp_Object, Lisp_Object)); | |
2101 | extern void args_out_of_range_3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
834168ef | 2102 | extern Lisp_Object wrong_type_argument P_ ((Lisp_Object, Lisp_Object)); |
13ff50bb GM |
2103 | extern void store_symval_forwarding P_ ((Lisp_Object, Lisp_Object, |
2104 | Lisp_Object, struct buffer *)); | |
2f69f2ec | 2105 | extern Lisp_Object do_symval_forwarding P_ ((Lisp_Object)); |
5fd6e274 | 2106 | extern Lisp_Object set_internal P_ ((Lisp_Object, Lisp_Object, struct buffer *, int)); |
46abf440 AS |
2107 | extern void syms_of_data P_ ((void)); |
2108 | extern void init_data P_ ((void)); | |
cd1b7ac9 | 2109 | extern void swap_in_global_binding P_ ((Lisp_Object)); |
3cfe6dfd | 2110 | |
a37e10f9 | 2111 | /* Defined in cmds.c */ |
2f69f2ec RS |
2112 | EXFUN (Fend_of_line, 1); |
2113 | EXFUN (Fforward_char, 1); | |
2114 | EXFUN (Fforward_line, 1); | |
526a2be7 AS |
2115 | extern int forward_point P_ ((int)); |
2116 | extern int internal_self_insert P_ ((int, int)); | |
46abf440 AS |
2117 | extern void syms_of_cmds P_ ((void)); |
2118 | extern void keys_of_cmds P_ ((void)); | |
a37e10f9 | 2119 | |
6b768554 | 2120 | /* Defined in coding.c */ |
2f69f2ec RS |
2121 | EXFUN (Fcoding_system_p, 1); |
2122 | EXFUN (Fcheck_coding_system, 1); | |
34ba1f2e | 2123 | EXFUN (Fread_coding_system, 2); |
2f69f2ec | 2124 | EXFUN (Fread_non_nil_coding_system, 1); |
a154f406 | 2125 | EXFUN (Ffind_operation_coding_system, MANY); |
61727ab5 | 2126 | EXFUN (Fupdate_coding_systems_internal, 0); |
526a2be7 AS |
2127 | EXFUN (Fencode_coding_string, 3); |
2128 | EXFUN (Fdecode_coding_string, 3); | |
984742da | 2129 | extern Lisp_Object detect_coding_system P_ ((unsigned char *, int, int, int)); |
68c45bf0 | 2130 | Lisp_Object code_convert_string_norecord P_ ((Lisp_Object, Lisp_Object, int)); |
85ef85ae | 2131 | extern void init_coding P_ ((void)); |
46abf440 AS |
2132 | extern void init_coding_once P_ ((void)); |
2133 | extern void syms_of_coding P_ ((void)); | |
0868e74e GM |
2134 | extern Lisp_Object code_convert_string_norecord P_ ((Lisp_Object, Lisp_Object, |
2135 | int)); | |
6b768554 | 2136 | |
5e741a41 | 2137 | /* Defined in charset.c */ |
31ade731 | 2138 | extern EMACS_INT nonascii_insert_offset; |
bb9c978a | 2139 | extern Lisp_Object Vnonascii_translation_table; |
5e741a41 | 2140 | EXFUN (Fchar_bytes, 1); |
ec5d8db7 | 2141 | EXFUN (Fchar_width, 1); |
4516715a | 2142 | EXFUN (Fstring, MANY); |
a1b5012f RS |
2143 | extern int chars_in_text P_ ((unsigned char *, int)); |
2144 | extern int multibyte_chars_in_text P_ ((unsigned char *, int)); | |
4a2f9c6a | 2145 | extern int unibyte_char_to_multibyte P_ ((int)); |
5666cc6f | 2146 | extern int multibyte_char_to_unibyte P_ ((int, Lisp_Object)); |
b4e187e2 | 2147 | extern Lisp_Object Qcharset; |
46abf440 AS |
2148 | extern void init_charset_once P_ ((void)); |
2149 | extern void syms_of_charset P_ ((void)); | |
5e741a41 | 2150 | |
a37e10f9 | 2151 | /* Defined in syntax.c */ |
2f69f2ec RS |
2152 | EXFUN (Fforward_word, 1); |
2153 | EXFUN (Fskip_chars_forward, 2); | |
2154 | EXFUN (Fskip_chars_backward, 2); | |
526a2be7 AS |
2155 | EXFUN (Fsyntax_table_p, 1); |
2156 | EXFUN (Fsyntax_table, 0); | |
2157 | EXFUN (Fset_syntax_table, 1); | |
46abf440 AS |
2158 | extern void init_syntax_once P_ ((void)); |
2159 | extern void syms_of_syntax P_ ((void)); | |
a37e10f9 | 2160 | |
3cfe6dfd | 2161 | /* Defined in fns.c */ |
9a4f9d30 | 2162 | extern int use_dialog_box; |
1a7ad14f | 2163 | extern int next_almost_prime P_ ((int)); |
acb3b16f | 2164 | extern Lisp_Object larger_vector P_ ((Lisp_Object, int, Lisp_Object)); |
838fad15 | 2165 | extern void sweep_weak_hash_tables P_ ((void)); |
3cfe6dfd | 2166 | extern Lisp_Object Qstring_lessp; |
9d936abc | 2167 | EXFUN (Foptimize_char_table, 1); |
3cfe6dfd | 2168 | extern Lisp_Object Vfeatures; |
19481752 | 2169 | extern Lisp_Object QCtest, QCweakness, Qequal; |
5010d3b8 GM |
2170 | unsigned sxhash P_ ((Lisp_Object, int)); |
2171 | Lisp_Object make_hash_table P_ ((Lisp_Object, Lisp_Object, Lisp_Object, | |
2172 | Lisp_Object, Lisp_Object, Lisp_Object, | |
2173 | Lisp_Object)); | |
d9138d5d | 2174 | Lisp_Object copy_hash_table P_ ((struct Lisp_Hash_Table *)); |
5010d3b8 | 2175 | int hash_lookup P_ ((struct Lisp_Hash_Table *, Lisp_Object, unsigned *)); |
19481752 KH |
2176 | int hash_put P_ ((struct Lisp_Hash_Table *, Lisp_Object, Lisp_Object, |
2177 | unsigned)); | |
5010d3b8 GM |
2178 | void hash_remove P_ ((struct Lisp_Hash_Table *, Lisp_Object)); |
2179 | void hash_clear P_ ((struct Lisp_Hash_Table *)); | |
2180 | void remove_hash_entry P_ ((struct Lisp_Hash_Table *, int)); | |
15b0ced5 | 2181 | extern void init_fns P_ ((void)); |
5010d3b8 GM |
2182 | EXFUN (Fsxhash, 1); |
2183 | EXFUN (Fmake_hash_table, MANY); | |
d9138d5d | 2184 | EXFUN (Fcopy_hash_table, 1); |
5010d3b8 GM |
2185 | EXFUN (Fhash_table_count, 1); |
2186 | EXFUN (Fhash_table_rehash_size, 1); | |
2187 | EXFUN (Fhash_table_rehash_threshold, 1); | |
2188 | EXFUN (Fhash_table_size, 1); | |
2189 | EXFUN (Fhash_table_test, 1); | |
2190 | EXFUN (Fhash_table_weak, 1); | |
2191 | EXFUN (Fhash_table_p, 1); | |
2192 | EXFUN (Fclrhash, 1); | |
2193 | EXFUN (Fgethash, 3); | |
2194 | EXFUN (Fputhash, 3); | |
2195 | EXFUN (Fremhash, 2); | |
2196 | EXFUN (Fmaphash, 2); | |
2197 | EXFUN (Fdefine_hash_table_test, 3); | |
2198 | ||
2f69f2ec RS |
2199 | EXFUN (Fidentity, 1); |
2200 | EXFUN (Frandom, 1); | |
2201 | EXFUN (Flength, 1); | |
2202 | EXFUN (Fsafe_length, 1); | |
2203 | EXFUN (Fappend, MANY); | |
2204 | EXFUN (Fconcat, MANY); | |
2205 | EXFUN (Fvconcat, MANY); | |
2206 | EXFUN (Fcopy_sequence, 1); | |
b4e187e2 RS |
2207 | EXFUN (Fstring_make_multibyte, 1); |
2208 | EXFUN (Fstring_make_unibyte, 1); | |
2209 | EXFUN (Fstring_as_multibyte, 1); | |
2210 | EXFUN (Fstring_as_unibyte, 1); | |
2f69f2ec | 2211 | EXFUN (Fsubstring, 3); |
a1b5012f | 2212 | extern Lisp_Object substring_both P_ ((Lisp_Object, int, int, int, int)); |
2f69f2ec RS |
2213 | EXFUN (Fnth, 2); |
2214 | EXFUN (Fnthcdr, 2); | |
2215 | EXFUN (Fmemq, 2); | |
2216 | EXFUN (Fassq, 2); | |
2217 | EXFUN (Fassoc, 2); | |
2218 | EXFUN (Felt, 2); | |
2219 | EXFUN (Fmember, 2); | |
2220 | EXFUN (Frassq, 2); | |
2221 | EXFUN (Fdelq, 2); | |
2222 | EXFUN (Fsort, 2); | |
2223 | EXFUN (Freverse, 1); | |
2224 | EXFUN (Fnreverse, 1); | |
2225 | EXFUN (Fget, 2); | |
2226 | EXFUN (Fput, 3); | |
2227 | EXFUN (Fequal, 2); | |
2228 | EXFUN (Ffillarray, 2); | |
2229 | EXFUN (Fnconc, MANY); | |
2230 | EXFUN (Fmapcar, 2); | |
2231 | EXFUN (Fmapconcat, 3); | |
2232 | EXFUN (Fy_or_n_p, 1); | |
2233 | extern Lisp_Object do_yes_or_no_p P_ ((Lisp_Object)); | |
6f39b7c8 | 2234 | EXFUN (Frequire, 3); |
13598ab4 | 2235 | EXFUN (Fprovide, 2); |
2f69f2ec RS |
2236 | extern Lisp_Object concat2 P_ ((Lisp_Object, Lisp_Object)); |
2237 | extern Lisp_Object concat3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2238 | extern Lisp_Object nconc2 P_ ((Lisp_Object, Lisp_Object)); | |
2239 | extern Lisp_Object assq_no_quit P_ ((Lisp_Object, Lisp_Object)); | |
4516715a | 2240 | extern void clear_string_char_byte_cache P_ ((void)); |
a1b5012f RS |
2241 | extern int string_char_to_byte P_ ((Lisp_Object, int)); |
2242 | extern int string_byte_to_char P_ ((Lisp_Object, int)); | |
ec5d8db7 AS |
2243 | extern Lisp_Object string_make_multibyte P_ ((Lisp_Object)); |
2244 | extern Lisp_Object string_make_unibyte P_ ((Lisp_Object)); | |
2f69f2ec RS |
2245 | EXFUN (Fcopy_alist, 1); |
2246 | EXFUN (Fplist_get, 2); | |
5010d3b8 | 2247 | EXFUN (Fplist_put, 3); |
99982883 | 2248 | EXFUN (Fplist_member, 2); |
2f69f2ec RS |
2249 | EXFUN (Fset_char_table_parent, 2); |
2250 | EXFUN (Fchar_table_extra_slot, 2); | |
526a2be7 | 2251 | EXFUN (Fset_char_table_extra_slot, 3); |
2f69f2ec RS |
2252 | EXFUN (Frassoc, 2); |
2253 | EXFUN (Fstring_equal, 2); | |
42d65b5f | 2254 | EXFUN (Fcompare_strings, 7); |
2f69f2ec | 2255 | EXFUN (Fstring_lessp, 2); |
ec5d8db7 | 2256 | extern int char_table_translate P_ ((Lisp_Object, int)); |
526a2be7 AS |
2257 | extern void map_char_table P_ ((void (*) (Lisp_Object, Lisp_Object, Lisp_Object), |
2258 | Lisp_Object, Lisp_Object, Lisp_Object, int, | |
2259 | Lisp_Object *)); | |
a4ef2ce8 | 2260 | extern Lisp_Object char_table_ref_and_index P_ ((Lisp_Object, int, int *)); |
46abf440 | 2261 | extern void syms_of_fns P_ ((void)); |
2f69f2ec RS |
2262 | |
2263 | /* Defined in floatfns.c */ | |
2f69f2ec RS |
2264 | extern double extract_float P_ ((Lisp_Object)); |
2265 | EXFUN (Ffloat, 1); | |
2f69f2ec | 2266 | EXFUN (Ftruncate, 2); |
46abf440 AS |
2267 | extern void init_floatfns P_ ((void)); |
2268 | extern void syms_of_floatfns P_ ((void)); | |
3cfe6dfd | 2269 | |
c98adc1b | 2270 | /* Defined in insdel.c */ |
b8b31967 | 2271 | extern Lisp_Object Qinhibit_modification_hooks; |
2f69f2ec | 2272 | extern void move_gap P_ ((int)); |
4ed24bf3 | 2273 | extern void move_gap_both P_ ((int, int)); |
2f69f2ec | 2274 | extern void make_gap P_ ((int)); |
a1b5012f RS |
2275 | extern int copy_text P_ ((unsigned char *, unsigned char *, int, int, int)); |
2276 | extern int count_size_as_multibyte P_ ((unsigned char *, int)); | |
ec5d8db7 AS |
2277 | extern int count_combining_before P_ ((unsigned char *, int, int, int)); |
2278 | extern int count_combining_after P_ ((unsigned char *, int, int, int)); | |
2f69f2ec RS |
2279 | extern void insert P_ ((unsigned char *, int)); |
2280 | extern void insert_and_inherit P_ ((unsigned char *, int)); | |
4ed24bf3 | 2281 | extern void insert_1 P_ ((unsigned char *, int, int, int, int)); |
a1b5012f RS |
2282 | extern void insert_1_both P_ ((unsigned char *, int, int, int, int, int)); |
2283 | extern void insert_from_string P_ ((Lisp_Object, int, int, int, int, int)); | |
2f69f2ec RS |
2284 | extern void insert_from_buffer P_ ((struct buffer *, int, int, int)); |
2285 | extern void insert_char P_ ((int)); | |
2286 | extern void insert_string P_ ((char *)); | |
2287 | extern void insert_before_markers P_ ((unsigned char *, int)); | |
2288 | extern void insert_before_markers_and_inherit P_ ((unsigned char *, int)); | |
a1b5012f | 2289 | extern void insert_from_string_before_markers P_ ((Lisp_Object, int, int, int, int, int)); |
2f69f2ec | 2290 | extern void del_range P_ ((int, int)); |
7dae4502 | 2291 | extern Lisp_Object del_range_1 P_ ((int, int, int, int)); |
4ed24bf3 RS |
2292 | extern void del_range_byte P_ ((int, int, int)); |
2293 | extern void del_range_both P_ ((int, int, int, int, int)); | |
7dae4502 | 2294 | extern Lisp_Object del_range_2 P_ ((int, int, int, int, int)); |
2f69f2ec RS |
2295 | extern void modify_region P_ ((struct buffer *, int, int)); |
2296 | extern void prepare_to_modify_buffer P_ ((int, int, int *)); | |
2297 | extern void signal_before_change P_ ((int, int, int *)); | |
2298 | extern void signal_after_change P_ ((int, int, int)); | |
1e94b998 | 2299 | extern void adjust_after_replace P_ ((int, int, Lisp_Object, int, int)); |
61727ab5 | 2300 | extern void adjust_after_replace_noundo P_ ((int, int, int, int, int, int)); |
1e94b998 | 2301 | extern void adjust_after_insert P_ ((int, int, int, int, int)); |
d8fc7ce4 | 2302 | extern void replace_range P_ ((int, int, Lisp_Object, int, int, int)); |
46abf440 | 2303 | extern void syms_of_insdel P_ ((void)); |
c98adc1b | 2304 | |
1747fb16 | 2305 | /* Defined in dispnew.c */ |
37b793e6 | 2306 | extern Lisp_Object selected_frame; |
31ade731 | 2307 | extern EMACS_INT baud_rate; |
2f69f2ec | 2308 | EXFUN (Fding, 1); |
f5969ae9 | 2309 | EXFUN (Fredraw_frame, 1); |
2f69f2ec RS |
2310 | EXFUN (Fredraw_display, 0); |
2311 | EXFUN (Fsleep_for, 2); | |
2312 | EXFUN (Fsit_for, 3); | |
526a2be7 | 2313 | extern Lisp_Object sit_for P_ ((int, int, int, int, int)); |
46abf440 AS |
2314 | extern void init_display P_ ((void)); |
2315 | extern void syms_of_display P_ ((void)); | |
b18c598f | 2316 | extern void safe_bcopy P_ ((char *, char *, int)); |
1747fb16 | 2317 | |
c98adc1b | 2318 | /* Defined in xdisp.c */ |
c6ae41f3 | 2319 | extern Lisp_Object Qinhibit_point_motion_hooks; |
016c7a15 | 2320 | extern Lisp_Object Qinhibit_redisplay, Qdisplay; |
04b80c65 | 2321 | extern Lisp_Object Qinhibit_eval_during_redisplay; |
25e38168 | 2322 | extern Lisp_Object Qmessage_truncate_lines; |
88d778ac | 2323 | extern Lisp_Object Qcursor_in_non_selected_windows; |
439ae27b | 2324 | extern Lisp_Object Vmessage_log_max; |
a1b5012f | 2325 | extern int message_enable_multibyte; |
986113df | 2326 | extern Lisp_Object echo_area_buffer[2]; |
15b0ced5 | 2327 | extern void check_message_stack P_ ((void)); |
986113df GM |
2328 | extern void setup_echo_area_for_printing P_ ((int)); |
2329 | extern int push_message P_ ((void)); | |
99ee70a9 | 2330 | extern Lisp_Object push_message_unwind P_ ((Lisp_Object)); |
986113df GM |
2331 | extern void pop_message P_ ((void)); |
2332 | extern void restore_message P_ ((void)); | |
2333 | extern Lisp_Object current_message P_ ((void)); | |
2334 | extern void set_message P_ ((char *s, Lisp_Object, int, int)); | |
2335 | extern void clear_message P_ ((int, int)); | |
2f69f2ec RS |
2336 | extern void message P_ ((/* char *, ... */)); |
2337 | extern void message_nolog P_ ((/* char *, ... */)); | |
2338 | extern void message1 P_ ((char *)); | |
2339 | extern void message1_nolog P_ ((char *)); | |
a1b5012f | 2340 | extern void message2 P_ ((char *, int, int)); |
3b4490b3 | 2341 | extern void message2_nolog P_ ((char *, int, int)); |
5010d3b8 GM |
2342 | extern void message3 P_ ((Lisp_Object, int, int)); |
2343 | extern void message3_nolog P_ ((Lisp_Object, int, int)); | |
a1b5012f RS |
2344 | extern void message_dolog P_ ((char *, int, int, int)); |
2345 | extern void message_with_string P_ ((char *, Lisp_Object, int)); | |
2f69f2ec | 2346 | extern void message_log_maybe_newline P_ ((void)); |
526a2be7 AS |
2347 | extern void update_echo_area P_ ((void)); |
2348 | extern void truncate_echo_area P_ ((int)); | |
2349 | extern void redisplay P_ ((void)); | |
19481752 KH |
2350 | extern int check_point_in_composition |
2351 | P_ ((struct buffer *, int, struct buffer *, int)); | |
69d1478a | 2352 | extern void redisplay_preserve_echo_area P_ ((int)); |
526a2be7 | 2353 | extern void mark_window_display_accurate P_ ((Lisp_Object, int)); |
526a2be7 | 2354 | extern void prepare_menu_bars P_ ((void)); |
46abf440 AS |
2355 | extern void syms_of_xdisp P_ ((void)); |
2356 | extern void init_xdisp P_ ((void)); | |
a18c0a47 | 2357 | extern Lisp_Object safe_eval P_ ((Lisp_Object)); |
d7652128 | 2358 | extern int pos_visible_p P_ ((struct window *, int, int *, int)); |
c98adc1b | 2359 | |
15b0ced5 | 2360 | /* Defined in vm-limit.c. */ |
9043c90a DL |
2361 | extern void memory_warnings P_ ((POINTER_TYPE *, void (*warnfun) ())); |
2362 | ||
3cfe6dfd | 2363 | /* Defined in alloc.c */ |
a32fa736 | 2364 | extern void check_pure_size P_ ((void)); |
f05d7ea2 | 2365 | extern void allocate_string_data P_ ((struct Lisp_String *, int, int)); |
15b0ced5 | 2366 | extern void uninterrupt_malloc P_ ((void)); |
526a2be7 AS |
2367 | extern void malloc_warning P_ ((char *)); |
2368 | extern void memory_full P_ ((void)); | |
2369 | extern void buffer_memory_full P_ ((void)); | |
5010d3b8 GM |
2370 | extern int survives_gc_p P_ ((Lisp_Object)); |
2371 | extern void mark_object P_ ((Lisp_Object *)); | |
3cfe6dfd | 2372 | extern Lisp_Object Vpurify_flag; |
2f69f2ec | 2373 | EXFUN (Fcons, 2); |
b4e187e2 RS |
2374 | EXFUN (list2, 2); |
2375 | EXFUN (list3, 3); | |
2376 | EXFUN (list4, 4); | |
2377 | EXFUN (list5, 5); | |
2f69f2ec RS |
2378 | EXFUN (Flist, MANY); |
2379 | EXFUN (Fmake_list, 2); | |
2380 | extern Lisp_Object allocate_misc P_ ((void)); | |
2381 | EXFUN (Fmake_vector, 2); | |
2382 | EXFUN (Fvector, MANY); | |
2383 | EXFUN (Fmake_symbol, 1); | |
2384 | EXFUN (Fmake_marker, 0); | |
2385 | EXFUN (Fmake_string, 2); | |
2386 | extern Lisp_Object build_string P_ ((char *)); | |
2387 | extern Lisp_Object make_string P_ ((char *, int)); | |
ec5d8db7 | 2388 | extern Lisp_Object make_unibyte_string P_ ((char *, int)); |
d8fc7ce4 | 2389 | extern Lisp_Object make_multibyte_string P_ ((char *, int, int)); |
2f69f2ec RS |
2390 | extern Lisp_Object make_event_array P_ ((int, Lisp_Object *)); |
2391 | extern Lisp_Object make_uninit_string P_ ((int)); | |
a1b5012f | 2392 | extern Lisp_Object make_uninit_multibyte_string P_ ((int, int)); |
d8fc7ce4 KH |
2393 | extern Lisp_Object make_string_from_bytes P_ ((char *, int, int)); |
2394 | extern Lisp_Object make_specified_string P_ ((char *, int, int, int)); | |
2f69f2ec | 2395 | EXFUN (Fpurecopy, 1); |
d8fc7ce4 | 2396 | extern Lisp_Object make_pure_string P_ ((char *, int, int, int)); |
2f69f2ec RS |
2397 | extern Lisp_Object pure_cons P_ ((Lisp_Object, Lisp_Object)); |
2398 | extern Lisp_Object make_pure_vector P_ ((EMACS_INT)); | |
2399 | EXFUN (Fgarbage_collect, 0); | |
2400 | EXFUN (Fmake_byte_code, MANY); | |
2401 | EXFUN (Fmake_bool_vector, 2); | |
2402 | EXFUN (Fmake_char_table, 2); | |
2403 | extern Lisp_Object make_sub_char_table P_ ((Lisp_Object)); | |
7f73dc9d | 2404 | extern Lisp_Object Qchar_table_extra_slots; |
42cc5ba4 GM |
2405 | extern struct Lisp_Vector *allocate_vector P_ ((EMACS_INT)); |
2406 | extern struct Lisp_Vector *allocate_other_vector P_ ((EMACS_INT)); | |
2407 | extern struct Lisp_Hash_Table *allocate_hash_table P_ ((void)); | |
2408 | extern struct window *allocate_window P_ ((void)); | |
2409 | extern struct frame *allocate_frame P_ ((void)); | |
2410 | extern struct Lisp_Process *allocate_process P_ ((void)); | |
4d57802e | 2411 | extern int gc_in_progress; |
2f69f2ec | 2412 | extern Lisp_Object make_float P_ ((double)); |
526a2be7 AS |
2413 | extern void display_malloc_warning P_ ((void)); |
2414 | extern int inhibit_garbage_collection P_ ((void)); | |
2415 | extern void free_marker P_ ((Lisp_Object)); | |
2416 | extern void free_cons P_ ((struct Lisp_Cons *)); | |
46abf440 AS |
2417 | extern void init_alloc_once P_ ((void)); |
2418 | extern void init_alloc P_ ((void)); | |
2419 | extern void syms_of_alloc P_ ((void)); | |
4516715a | 2420 | extern struct buffer * allocate_buffer P_ ((void)); |
3cfe6dfd JB |
2421 | |
2422 | /* Defined in print.c */ | |
2423 | extern Lisp_Object Vprin1_to_string_buffer; | |
7de6c766 | 2424 | extern void debug_print P_ ((Lisp_Object)); |
2f69f2ec RS |
2425 | EXFUN (Fprin1, 2); |
2426 | EXFUN (Fprin1_to_string, 2); | |
2427 | EXFUN (Fprinc, 2); | |
2428 | EXFUN (Fterpri, 1); | |
2429 | EXFUN (Fprint, 2); | |
2430 | EXFUN (Ferror_message_string, 1); | |
3cfe6dfd | 2431 | extern Lisp_Object Vstandard_output, Qstandard_output; |
9453ea7b | 2432 | extern Lisp_Object Qexternal_debugging_output; |
2f69f2ec | 2433 | extern void temp_output_buffer_setup P_ ((char *)); |
3cfe6dfd JB |
2434 | extern int print_level, print_escape_newlines; |
2435 | extern Lisp_Object Qprint_escape_newlines; | |
526a2be7 AS |
2436 | extern void write_string P_ ((char *, int)); |
2437 | extern void write_string_1 P_ ((char *, int, Lisp_Object)); | |
2438 | extern void print_error_message P_ ((Lisp_Object, Lisp_Object)); | |
2439 | extern Lisp_Object internal_with_output_to_temp_buffer | |
ec5d8db7 | 2440 | P_ ((char *, Lisp_Object (*) (Lisp_Object), Lisp_Object)); |
526a2be7 | 2441 | extern void float_to_string P_ ((unsigned char *, double)); |
46abf440 | 2442 | extern void syms_of_print P_ ((void)); |
526a2be7 AS |
2443 | |
2444 | /* Defined in doprnt.c */ | |
2445 | extern int doprnt P_ ((char *, int, char *, char *, int, char **)); | |
2446 | extern int doprnt_lisp P_ ((char *, int, char *, char *, int, char **)); | |
3cfe6dfd JB |
2447 | |
2448 | /* Defined in lread.c */ | |
2449 | extern Lisp_Object Qvariable_documentation, Qstandard_input; | |
393306dd | 2450 | extern Lisp_Object Vobarray, initial_obarray, Vstandard_input; |
2f69f2ec RS |
2451 | EXFUN (Fread, 1); |
2452 | EXFUN (Fread_from_string, 3); | |
2453 | EXFUN (Fintern, 2); | |
2454 | EXFUN (Fintern_soft, 2); | |
5d8c7983 | 2455 | EXFUN (Fload, 5); |
2f69f2ec | 2456 | EXFUN (Fget_file_char, 0); |
485bf581 RS |
2457 | EXFUN (Fread_char, 2); |
2458 | EXFUN (Fread_event, 2); | |
2459 | extern Lisp_Object read_filtered_event P_ ((int, int, int, int)); | |
eb542c51 | 2460 | EXFUN (Feval_region, 4); |
2f69f2ec RS |
2461 | extern Lisp_Object intern P_ ((char *)); |
2462 | extern Lisp_Object make_symbol P_ ((char *)); | |
a1b5012f | 2463 | extern Lisp_Object oblookup P_ ((Lisp_Object, char *, int, int)); |
c5e3de70 RS |
2464 | #define LOADHIST_ATTACH(x) \ |
2465 | if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list) | |
2466 | extern Lisp_Object Vcurrent_load_list; | |
183d1833 SM |
2467 | extern Lisp_Object Vload_history, Vload_suffixes; |
2468 | extern int openp P_ ((Lisp_Object, Lisp_Object, Lisp_Object, | |
cae578a8 | 2469 | Lisp_Object *, Lisp_Object)); |
526a2be7 AS |
2470 | extern int isfloat_string P_ ((char *)); |
2471 | extern void map_obarray P_ ((Lisp_Object, void (*) (Lisp_Object, Lisp_Object), | |
2472 | Lisp_Object)); | |
2473 | extern void dir_warning P_ ((char *, Lisp_Object)); | |
2474 | extern void close_load_descs P_ ((void)); | |
46abf440 AS |
2475 | extern void init_obarray P_ ((void)); |
2476 | extern void init_lread P_ ((void)); | |
2477 | extern void syms_of_lread P_ ((void)); | |
3cfe6dfd JB |
2478 | |
2479 | /* Defined in eval.c */ | |
2480 | extern Lisp_Object Qautoload, Qexit, Qinteractive, Qcommandp, Qdefun, Qmacro; | |
ad236261 | 2481 | extern Lisp_Object Vinhibit_quit, Qinhibit_quit, Vquit_flag; |
3cfe6dfd | 2482 | extern Lisp_Object Vautoload_queue; |
973e8873 | 2483 | extern Lisp_Object Vdebug_on_error; |
fab88cb7 | 2484 | extern Lisp_Object Vsignaling_function; |
21c5a64e | 2485 | extern int handling_signal; |
1ee4d0e6 | 2486 | extern int interactive_p P_ ((int)); |
fab88cb7 | 2487 | |
f1b6e5fc SM |
2488 | /* To run a normal hook, use the appropriate function from the list below. |
2489 | The calling convention: | |
2490 | ||
846d69ac | 2491 | if (!NILP (Vrun_hooks)) |
f1b6e5fc SM |
2492 | call1 (Vrun_hooks, Qmy_funny_hook); |
2493 | ||
2494 | should no longer be used. */ | |
3cfe6dfd | 2495 | extern Lisp_Object Vrun_hooks; |
2f69f2ec RS |
2496 | EXFUN (Frun_hooks, MANY); |
2497 | EXFUN (Frun_hook_with_args, MANY); | |
2498 | EXFUN (Frun_hook_with_args_until_success, MANY); | |
2499 | EXFUN (Frun_hook_with_args_until_failure, MANY); | |
14e76ac9 | 2500 | extern Lisp_Object run_hook_list_with_args P_ ((Lisp_Object, int, Lisp_Object *)); |
526a2be7 | 2501 | extern void run_hook_with_args_2 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); |
2f69f2ec RS |
2502 | EXFUN (Fand, UNEVALLED); |
2503 | EXFUN (For, UNEVALLED); | |
2504 | EXFUN (Fif, UNEVALLED); | |
2505 | EXFUN (Fprogn, UNEVALLED); | |
2506 | EXFUN (Fprog1, UNEVALLED); | |
2507 | EXFUN (Fprog2, UNEVALLED); | |
2508 | EXFUN (Fsetq, UNEVALLED); | |
2509 | EXFUN (Fquote, UNEVALLED); | |
2510 | EXFUN (Fuser_variable_p, 1); | |
2511 | EXFUN (Finteractive_p, 0); | |
2512 | EXFUN (Fdefun, UNEVALLED); | |
2513 | EXFUN (Flet, UNEVALLED); | |
2514 | EXFUN (FletX, UNEVALLED); | |
2515 | EXFUN (Fwhile, UNEVALLED); | |
2516 | EXFUN (Fcatch, UNEVALLED); | |
fca99116 | 2517 | EXFUN (Fthrow, 2) NO_RETURN; |
2f69f2ec RS |
2518 | EXFUN (Funwind_protect, UNEVALLED); |
2519 | EXFUN (Fcondition_case, UNEVALLED); | |
834168ef | 2520 | EXFUN (Fsignal, 2); |
2f69f2ec | 2521 | EXFUN (Fautoload, 5); |
2a4d03b8 | 2522 | EXFUN (Fcommandp, 2); |
2f69f2ec RS |
2523 | EXFUN (Feval, 1); |
2524 | EXFUN (Fapply, MANY); | |
2525 | EXFUN (Ffuncall, MANY); | |
2526 | EXFUN (Fbacktrace, 0); | |
2527 | extern Lisp_Object apply1 P_ ((Lisp_Object, Lisp_Object)); | |
2528 | extern Lisp_Object call0 P_ ((Lisp_Object)); | |
2529 | extern Lisp_Object call1 P_ ((Lisp_Object, Lisp_Object)); | |
2530 | extern Lisp_Object call2 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2531 | extern Lisp_Object call3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2532 | extern Lisp_Object call4 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2533 | extern Lisp_Object call5 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2534 | extern Lisp_Object call6 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2535 | EXFUN (Fdo_auto_save, 2); | |
2536 | extern Lisp_Object apply_lambda P_ ((Lisp_Object, Lisp_Object, int)); | |
2537 | extern Lisp_Object internal_catch P_ ((Lisp_Object, Lisp_Object (*) (Lisp_Object), Lisp_Object)); | |
2538 | extern Lisp_Object internal_condition_case P_ ((Lisp_Object (*) (void), Lisp_Object, Lisp_Object (*) (Lisp_Object))); | |
2539 | extern Lisp_Object internal_condition_case_1 P_ ((Lisp_Object (*) (Lisp_Object), Lisp_Object, Lisp_Object, Lisp_Object (*) (Lisp_Object))); | |
276680c4 | 2540 | extern Lisp_Object internal_condition_case_2 P_ ((Lisp_Object (*) (int, Lisp_Object *), int, Lisp_Object *, Lisp_Object, Lisp_Object (*) (Lisp_Object))); |
526a2be7 AS |
2541 | extern void specbind P_ ((Lisp_Object, Lisp_Object)); |
2542 | extern void record_unwind_protect P_ ((Lisp_Object (*) (Lisp_Object), Lisp_Object)); | |
2f69f2ec | 2543 | extern Lisp_Object unbind_to P_ ((int, Lisp_Object)); |
fca99116 | 2544 | extern void error P_ ((/* char *, ... */)) NO_RETURN; |
526a2be7 | 2545 | extern void do_autoload P_ ((Lisp_Object, Lisp_Object)); |
2f69f2ec RS |
2546 | extern Lisp_Object un_autoload P_ ((Lisp_Object)); |
2547 | EXFUN (Ffetch_bytecode, 1); | |
46abf440 | 2548 | extern void init_eval_once P_ ((void)); |
a18c0a47 GM |
2549 | extern Lisp_Object safe_call P_ ((int, Lisp_Object *)); |
2550 | extern Lisp_Object safe_call1 P_ ((Lisp_Object, Lisp_Object)); | |
46abf440 AS |
2551 | extern void init_eval P_ ((void)); |
2552 | extern void syms_of_eval P_ ((void)); | |
3cfe6dfd JB |
2553 | |
2554 | /* Defined in editfns.c */ | |
5626cdef | 2555 | EXFUN (Fpropertize, MANY); |
986113df | 2556 | EXFUN (Fcurrent_message, 0); |
2f69f2ec RS |
2557 | EXFUN (Fgoto_char, 1); |
2558 | EXFUN (Fpoint_min_marker, 0); | |
2559 | EXFUN (Fpoint_max_marker, 0); | |
2560 | EXFUN (Fpoint_min, 0); | |
2561 | EXFUN (Fpoint_max, 0); | |
2562 | EXFUN (Fpoint, 0); | |
2563 | EXFUN (Fpoint_marker, 0); | |
2564 | EXFUN (Fmark_marker, 0); | |
2565 | EXFUN (Fline_beginning_position, 1); | |
2566 | EXFUN (Fline_end_position, 1); | |
2567 | EXFUN (Ffollowing_char, 0); | |
2568 | EXFUN (Fprevious_char, 0); | |
2569 | EXFUN (Fchar_after, 1); | |
2570 | EXFUN (Finsert, MANY); | |
2571 | EXFUN (Finsert_and_inherit, MANY); | |
2572 | EXFUN (Finsert_before_markers, MANY); | |
2573 | EXFUN (Finsert_buffer_substring, 3); | |
2574 | EXFUN (Finsert_char, 3); | |
526a2be7 | 2575 | extern void insert1 P_ ((Lisp_Object)); |
2f69f2ec RS |
2576 | EXFUN (Feolp, 0); |
2577 | EXFUN (Feobp, 0); | |
2578 | EXFUN (Fbolp, 0); | |
2579 | EXFUN (Fbobp, 0); | |
2580 | EXFUN (Fformat, MANY); | |
5010d3b8 | 2581 | EXFUN (Fmessage, MANY); |
2f69f2ec RS |
2582 | extern Lisp_Object format1 P_ ((/* char *, ... */)); |
2583 | extern Lisp_Object make_buffer_string P_ ((int, int, int)); | |
2584 | EXFUN (Fbuffer_substring, 2); | |
2585 | EXFUN (Fbuffer_string, 0); | |
2586 | extern Lisp_Object save_excursion_save P_ ((void)); | |
2587 | extern Lisp_Object save_restriction_save P_ ((void)); | |
2588 | extern Lisp_Object save_excursion_restore P_ ((Lisp_Object)); | |
2589 | extern Lisp_Object save_restriction_restore P_ ((Lisp_Object)); | |
2590 | EXFUN (Fchar_to_string, 1); | |
2591 | EXFUN (Fdelete_region, 2); | |
2592 | EXFUN (Fnarrow_to_region, 2); | |
2593 | EXFUN (Fwiden, 0); | |
2594 | EXFUN (Fuser_login_name, 1); | |
2595 | EXFUN (Fsystem_name, 0); | |
f5969ae9 | 2596 | EXFUN (Fcurrent_time, 0); |
526a2be7 | 2597 | extern int clip_to_bounds P_ ((int, int, int)); |
b745ec7d KH |
2598 | extern Lisp_Object make_buffer_string P_ ((int, int, int)); |
2599 | extern Lisp_Object make_buffer_string_both P_ ((int, int, int, int, int)); | |
46abf440 AS |
2600 | extern void init_editfns P_ ((void)); |
2601 | extern void syms_of_editfns P_ ((void)); | |
4baa6f88 | 2602 | EXFUN (Fcurrent_message, 0); |
8ca534c4 | 2603 | extern Lisp_Object Vinhibit_field_text_motion; |
8d0941fa | 2604 | EXFUN (Fconstrain_to_field, 5); |
4516715a DL |
2605 | EXFUN (Ffield_string, 1); |
2606 | EXFUN (Fdelete_field, 1); | |
89512fcd MB |
2607 | EXFUN (Ffield_beginning, 3); |
2608 | EXFUN (Ffield_end, 3); | |
4516715a | 2609 | EXFUN (Ffield_string_no_properties, 1); |
9a4f9d30 | 2610 | extern void set_time_zone_rule P_ ((char *)); |
3cfe6dfd JB |
2611 | |
2612 | /* defined in buffer.c */ | |
d3d92d25 | 2613 | extern int mouse_face_overlay_overlaps P_ ((Lisp_Object)); |
526a2be7 | 2614 | extern void nsberror P_ ((Lisp_Object)); |
88d33e52 | 2615 | extern char *no_switch_window P_ ((Lisp_Object window)); |
986113df | 2616 | EXFUN (Fset_buffer_multibyte, 1); |
2f69f2ec RS |
2617 | EXFUN (Foverlay_start, 1); |
2618 | EXFUN (Foverlay_end, 1); | |
2619 | extern void adjust_overlays_for_insert P_ ((int, int)); | |
2620 | extern void adjust_overlays_for_delete P_ ((int, int)); | |
2621 | extern void fix_overlays_in_range P_ ((int, int)); | |
526a2be7 AS |
2622 | extern void report_overlay_modification P_ ((Lisp_Object, Lisp_Object, int, |
2623 | Lisp_Object, Lisp_Object, Lisp_Object)); | |
2f69f2ec | 2624 | extern int overlay_touches_p P_ ((int)); |
628300ba | 2625 | extern Lisp_Object Vbuffer_alist, Vinhibit_read_only; |
2f69f2ec RS |
2626 | EXFUN (Fget_buffer, 1); |
2627 | EXFUN (Fget_buffer_create, 1); | |
2628 | EXFUN (Fset_buffer, 1); | |
4a2f9c6a | 2629 | EXFUN (set_buffer_if_live, 1); |
2f69f2ec RS |
2630 | EXFUN (Fbarf_if_buffer_read_only, 0); |
2631 | EXFUN (Fcurrent_buffer, 0); | |
2632 | EXFUN (Fswitch_to_buffer, 2); | |
2633 | EXFUN (Fpop_to_buffer, 3); | |
dbe7f1ef | 2634 | EXFUN (Fother_buffer, 3); |
2f69f2ec RS |
2635 | EXFUN (Foverlay_get, 2); |
2636 | EXFUN (Fbuffer_modified_p, 1); | |
2637 | EXFUN (Fset_buffer_modified_p, 1); | |
2638 | EXFUN (Fkill_buffer, 1); | |
2639 | EXFUN (Fkill_all_local_variables, 0); | |
2640 | EXFUN (Fbuffer_disable_undo, 1); | |
2641 | EXFUN (Fbuffer_enable_undo, 1); | |
2642 | EXFUN (Ferase_buffer, 0); | |
20280af7 | 2643 | extern Lisp_Object Qoverlayp; |
2f69f2ec | 2644 | extern Lisp_Object get_truename_buffer P_ ((Lisp_Object)); |
3cfe6dfd | 2645 | extern struct buffer *all_buffers; |
2f69f2ec | 2646 | EXFUN (Fprevious_overlay_change, 1); |
d7935eb6 | 2647 | EXFUN (Fbuffer_file_name, 1); |
46abf440 AS |
2648 | extern void init_buffer_once P_ ((void)); |
2649 | extern void init_buffer P_ ((void)); | |
2650 | extern void syms_of_buffer P_ ((void)); | |
2651 | extern void keys_of_buffer P_ ((void)); | |
3cfe6dfd JB |
2652 | |
2653 | /* defined in marker.c */ | |
2654 | ||
2f69f2ec RS |
2655 | EXFUN (Fmarker_position, 1); |
2656 | EXFUN (Fmarker_buffer, 1); | |
2657 | EXFUN (Fcopy_marker, 2); | |
2658 | EXFUN (Fset_marker, 3); | |
526a2be7 | 2659 | extern int marker_position P_ ((Lisp_Object)); |
ec5d8db7 AS |
2660 | extern int marker_byte_position P_ ((Lisp_Object)); |
2661 | extern void clear_charpos_cache P_ ((struct buffer *)); | |
2662 | extern int charpos_to_bytepos P_ ((int)); | |
2663 | extern int buf_charpos_to_bytepos P_ ((struct buffer *, int)); | |
2664 | extern int buf_bytepos_to_charpos P_ ((struct buffer *, int)); | |
526a2be7 AS |
2665 | extern void unchain_marker P_ ((Lisp_Object)); |
2666 | extern Lisp_Object set_marker_restricted P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
4ed24bf3 RS |
2667 | extern Lisp_Object set_marker_both P_ ((Lisp_Object, Lisp_Object, int, int)); |
2668 | extern Lisp_Object set_marker_restricted_both P_ ((Lisp_Object, Lisp_Object, | |
2669 | int, int)); | |
46abf440 | 2670 | extern void syms_of_marker P_ ((void)); |
3cfe6dfd JB |
2671 | |
2672 | /* Defined in fileio.c */ | |
2673 | ||
2674 | extern Lisp_Object Qfile_error; | |
2f69f2ec RS |
2675 | EXFUN (Ffind_file_name_handler, 2); |
2676 | EXFUN (Ffile_name_as_directory, 1); | |
f5969ae9 | 2677 | EXFUN (Fmake_temp_name, 1); |
2f69f2ec RS |
2678 | EXFUN (Fexpand_file_name, 2); |
2679 | EXFUN (Ffile_name_nondirectory, 1); | |
2680 | EXFUN (Fsubstitute_in_file_name, 1); | |
2681 | EXFUN (Ffile_symlink_p, 1); | |
2682 | EXFUN (Fverify_visited_file_modtime, 1); | |
2683 | EXFUN (Ffile_exists_p, 1); | |
2684 | EXFUN (Ffile_name_absolute_p, 1); | |
2685 | EXFUN (Fdirectory_file_name, 1); | |
2686 | EXFUN (Ffile_name_directory, 1); | |
2687 | extern Lisp_Object expand_and_dir_to_file P_ ((Lisp_Object, Lisp_Object)); | |
2688 | EXFUN (Ffile_accessible_directory_p, 1); | |
2689 | EXFUN (Funhandled_file_name_directory, 1); | |
2690 | EXFUN (Ffile_directory_p, 1); | |
b4e187e2 | 2691 | EXFUN (Fwrite_region, 7); |
2f69f2ec RS |
2692 | EXFUN (Ffile_readable_p, 1); |
2693 | EXFUN (Ffile_executable_p, 1); | |
fda1acc5 | 2694 | EXFUN (Fread_file_name, 6); |
38a734b8 | 2695 | extern Lisp_Object close_file_unwind P_ ((Lisp_Object)); |
526a2be7 AS |
2696 | extern void report_file_error P_ ((char *, Lisp_Object)); |
2697 | extern int internal_delete_file P_ ((Lisp_Object)); | |
46abf440 | 2698 | extern void syms_of_fileio P_ ((void)); |
4baa6f88 | 2699 | EXFUN (Fmake_temp_name, 1); |
15b0ced5 | 2700 | extern void init_fileio_once P_ ((void)); |
9d936abc | 2701 | extern Lisp_Object make_temp_name P_ ((Lisp_Object, int)); |
3cfe6dfd JB |
2702 | |
2703 | /* Defined in abbrev.c */ | |
2704 | ||
2705 | extern Lisp_Object Vfundamental_mode_abbrev_table; | |
46abf440 | 2706 | extern void syms_of_abbrev P_ ((void)); |
3cfe6dfd JB |
2707 | |
2708 | /* defined in search.c */ | |
838fad15 | 2709 | extern void shrink_regexp_cache P_ ((void)); |
2f69f2ec RS |
2710 | EXFUN (Fstring_match, 3); |
2711 | extern void restore_match_data P_ ((void)); | |
2712 | EXFUN (Fmatch_data, 2); | |
f405b38d | 2713 | EXFUN (Fset_match_data, 1); |
2f69f2ec RS |
2714 | EXFUN (Fmatch_beginning, 1); |
2715 | EXFUN (Fmatch_end, 1); | |
651cd3da | 2716 | EXFUN (Flooking_at, 1); |
526a2be7 AS |
2717 | extern int fast_string_match P_ ((Lisp_Object, Lisp_Object)); |
2718 | extern int fast_c_string_match_ignore_case P_ ((Lisp_Object, char *)); | |
2719 | extern int scan_buffer P_ ((int, int, int, int, int *, int)); | |
4ed24bf3 | 2720 | extern int scan_newline P_ ((int, int, int, int, int, int)); |
526a2be7 AS |
2721 | extern int find_next_newline P_ ((int, int)); |
2722 | extern int find_next_newline_no_quit P_ ((int, int)); | |
2723 | extern int find_before_next_newline P_ ((int, int, int)); | |
46abf440 | 2724 | extern void syms_of_search P_ ((void)); |
3cfe6dfd JB |
2725 | |
2726 | /* defined in minibuf.c */ | |
2727 | ||
2728 | extern Lisp_Object last_minibuf_string; | |
526a2be7 | 2729 | extern void choose_minibuf_frame P_ ((void)); |
5593f7e3 KH |
2730 | EXFUN (Fcompleting_read, 8); |
2731 | EXFUN (Fread_from_minibuffer, 7); | |
2f69f2ec RS |
2732 | EXFUN (Fread_variable, 2); |
2733 | EXFUN (Fread_buffer, 3); | |
2734 | EXFUN (Fread_minibuffer, 2); | |
2735 | EXFUN (Feval_minibuffer, 2); | |
5593f7e3 KH |
2736 | EXFUN (Fread_string, 5); |
2737 | EXFUN (Fread_no_blanks_input, 3); | |
2f69f2ec | 2738 | extern Lisp_Object get_minibuffer P_ ((int)); |
526a2be7 | 2739 | extern void temp_echo_area_glyphs P_ ((char *)); |
46abf440 AS |
2740 | extern void init_minibuf_once P_ ((void)); |
2741 | extern void syms_of_minibuf P_ ((void)); | |
2742 | extern void keys_of_minibuf P_ ((void)); | |
3cfe6dfd JB |
2743 | |
2744 | /* Defined in callint.c */ | |
2745 | ||
de7885bb | 2746 | extern Lisp_Object Qminus, Qplus, Vcurrent_prefix_arg; |
3cfe6dfd | 2747 | extern Lisp_Object Vcommand_history; |
7fd61057 | 2748 | extern Lisp_Object Qcall_interactively, Qmouse_leave_buffer_hook; |
2f69f2ec RS |
2749 | EXFUN (Fcall_interactively, 3); |
2750 | EXFUN (Fprefix_numeric_value, 1); | |
46abf440 | 2751 | extern void syms_of_callint P_ ((void)); |
3cfe6dfd JB |
2752 | |
2753 | /* defined in casefiddle.c */ | |
2754 | ||
2f69f2ec RS |
2755 | EXFUN (Fdowncase, 1); |
2756 | EXFUN (Fupcase, 1); | |
2757 | EXFUN (Fcapitalize, 1); | |
2758 | EXFUN (Fupcase_region, 2); | |
2759 | EXFUN (Fupcase_initials, 1); | |
2760 | EXFUN (Fupcase_initials_region, 2); | |
46abf440 AS |
2761 | extern void syms_of_casefiddle P_ ((void)); |
2762 | extern void keys_of_casefiddle P_ ((void)); | |
3cfe6dfd | 2763 | |
1747fb16 RS |
2764 | /* defined in casetab.c */ |
2765 | ||
2f69f2ec RS |
2766 | EXFUN (Fset_case_table, 1); |
2767 | EXFUN (Fset_standard_case_table, 1); | |
46abf440 AS |
2768 | extern void init_casetab_once P_ ((void)); |
2769 | extern void syms_of_casetab P_ ((void)); | |
1747fb16 | 2770 | |
3cfe6dfd JB |
2771 | /* defined in keyboard.c */ |
2772 | ||
54cd1651 GM |
2773 | extern int echoing; |
2774 | extern Lisp_Object echo_message_buffer; | |
417750de | 2775 | extern struct kboard *echo_kboard; |
54cd1651 | 2776 | extern void cancel_echoing P_ ((void)); |
1425dcb6 | 2777 | extern Lisp_Object Qdisabled, QCfilter; |
4b657f72 | 2778 | extern Lisp_Object Vtty_erase_char, Vhelp_form, Vtop_level; |
8e7bd231 | 2779 | extern int input_pending; |
2f69f2ec RS |
2780 | EXFUN (Fdiscard_input, 0); |
2781 | EXFUN (Frecursive_edit, 0); | |
04d7d066 | 2782 | EXFUN (Ftop_level, 0); |
2f69f2ec RS |
2783 | EXFUN (Fcommand_execute, 4); |
2784 | EXFUN (Finput_pending_p, 0); | |
2785 | extern Lisp_Object menu_bar_items P_ ((Lisp_Object)); | |
9ea173e8 | 2786 | extern Lisp_Object tool_bar_items P_ ((Lisp_Object, int *)); |
f498e3b2 | 2787 | extern Lisp_Object Qvertical_scroll_bar; |
4516715a | 2788 | extern void discard_mouse_events P_ ((void)); |
2f69f2ec | 2789 | EXFUN (Fevent_convert_list, 1); |
e271fdb3 | 2790 | EXFUN (Fread_key_sequence, 5); |
526a2be7 AS |
2791 | EXFUN (Fset_input_mode, 4); |
2792 | extern int detect_input_pending P_ ((void)); | |
2793 | extern int detect_input_pending_run_timers P_ ((int)); | |
2794 | extern void safe_run_hooks P_ ((Lisp_Object)); | |
2795 | extern void cmd_error_internal P_ ((Lisp_Object, char *)); | |
2796 | extern Lisp_Object command_loop_1 P_ ((void)); | |
2797 | extern Lisp_Object recursive_edit_1 P_ ((void)); | |
2798 | extern void record_auto_save P_ ((void)); | |
46abf440 AS |
2799 | extern void init_keyboard P_ ((void)); |
2800 | extern void syms_of_keyboard P_ ((void)); | |
2801 | extern void keys_of_keyboard P_ ((void)); | |
89f93679 | 2802 | extern char *push_key_description P_ ((unsigned int, char *, int)); |
3cfe6dfd | 2803 | |
3cfe6dfd JB |
2804 | |
2805 | /* defined in indent.c */ | |
2f69f2ec RS |
2806 | EXFUN (Fvertical_motion, 2); |
2807 | EXFUN (Findent_to, 2); | |
2808 | EXFUN (Fcurrent_column, 0); | |
2809 | EXFUN (Fmove_to_column, 2); | |
e2c0561e | 2810 | extern float current_column P_ ((void)); |
526a2be7 | 2811 | extern void invalidate_current_column P_ ((void)); |
e2c0561e | 2812 | extern int indented_beyond_p P_ ((int, int, float)); |
46abf440 | 2813 | extern void syms_of_indent P_ ((void)); |
3cfe6dfd JB |
2814 | |
2815 | /* defined in window.c */ | |
afd0d237 | 2816 | extern Lisp_Object Qwindowp, Qwindow_live_p; |
45d051a7 | 2817 | extern Lisp_Object Vwindow_list; |
5010d3b8 | 2818 | EXFUN (Fwindow_end, 2); |
2f69f2ec | 2819 | EXFUN (Fselected_window, 0); |
526a2be7 AS |
2820 | EXFUN (Fnext_window, 3); |
2821 | EXFUN (Fdelete_window, 1); | |
2822 | EXFUN (Fselect_window, 1); | |
2823 | EXFUN (Fset_window_buffer, 2); | |
1093ec47 | 2824 | EXFUN (Fwindow_buffer, 1); |
2f69f2ec RS |
2825 | EXFUN (Fget_buffer_window, 2); |
2826 | EXFUN (Fsave_window_excursion, UNEVALLED); | |
526a2be7 | 2827 | EXFUN (Fsplit_window, 3); |
2f69f2ec RS |
2828 | EXFUN (Fset_window_configuration, 1); |
2829 | EXFUN (Fcurrent_window_configuration, 1); | |
b4e187e2 | 2830 | extern int compare_window_configurations P_ ((Lisp_Object, Lisp_Object, int)); |
2f69f2ec RS |
2831 | EXFUN (Fcoordinates_in_window_p, 2); |
2832 | EXFUN (Fwindow_at, 3); | |
de54681a | 2833 | EXFUN (Fpos_visible_in_window_p, 3); |
f5969ae9 | 2834 | extern void mark_window_cursors_off P_ ((struct window *)); |
526a2be7 AS |
2835 | extern int window_internal_height P_ ((struct window *)); |
2836 | extern int window_internal_width P_ ((struct window *)); | |
2f69f2ec RS |
2837 | EXFUN (Frecenter, 1); |
2838 | EXFUN (Fscroll_other_window, 1); | |
2839 | EXFUN (Fset_window_start, 3); | |
2840 | extern void temp_output_buffer_show P_ ((Lisp_Object)); | |
526a2be7 | 2841 | extern void replace_buffer_in_all_windows P_ ((Lisp_Object)); |
46abf440 | 2842 | extern void init_window_once P_ ((void)); |
9180dc8c | 2843 | extern void init_window P_ ((void)); |
46abf440 AS |
2844 | extern void syms_of_window P_ ((void)); |
2845 | extern void keys_of_window P_ ((void)); | |
3cfe6dfd | 2846 | |
ff11dfa1 | 2847 | /* defined in frame.c */ |
362fb47a | 2848 | extern Lisp_Object Qvisible; |
526a2be7 | 2849 | extern void store_frame_param P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
2f69f2ec | 2850 | extern void store_in_alist P_ ((Lisp_Object *, Lisp_Object, Lisp_Object)); |
25f873bc | 2851 | extern Lisp_Object do_switch_frame P_ ((Lisp_Object, int, int)); |
526a2be7 | 2852 | extern Lisp_Object get_frame_param P_ ((struct frame *, Lisp_Object)); |
dbe7f1ef | 2853 | extern Lisp_Object frame_buffer_predicate P_ ((Lisp_Object)); |
2f69f2ec RS |
2854 | EXFUN (Fframep, 1); |
2855 | EXFUN (Fselect_frame, 2); | |
2856 | EXFUN (Fselected_frame, 0); | |
2857 | EXFUN (Fwindow_frame, 1); | |
2858 | EXFUN (Fframe_root_window, 1); | |
2859 | EXFUN (Fframe_first_window, 1); | |
2860 | EXFUN (Fframe_selected_window, 1); | |
2861 | EXFUN (Fframe_list, 0); | |
2862 | EXFUN (Fnext_frame, 2); | |
2863 | EXFUN (Fdelete_frame, 2); | |
2864 | EXFUN (Fset_mouse_position, 3); | |
2865 | EXFUN (Fmake_frame_visible, 1); | |
2866 | EXFUN (Fmake_frame_invisible, 2); | |
2867 | EXFUN (Ficonify_frame, 1); | |
2868 | EXFUN (Fframe_visible_p, 1); | |
2869 | EXFUN (Fvisible_frame_list, 0); | |
4560730a | 2870 | EXFUN (Fframe_parameter, 2); |
2f69f2ec RS |
2871 | EXFUN (Fframe_parameters, 1); |
2872 | EXFUN (Fmodify_frame_parameters, 2); | |
2873 | EXFUN (Fset_frame_height, 3); | |
2874 | EXFUN (Fset_frame_width, 3); | |
2875 | EXFUN (Fset_frame_size, 3); | |
2876 | EXFUN (Fset_frame_position, 3); | |
2877 | EXFUN (Fraise_frame, 1); | |
2878 | EXFUN (Fredirect_frame_focus, 2); | |
526a2be7 | 2879 | EXFUN (Fset_frame_selected_window, 2); |
dbe7f1ef | 2880 | extern Lisp_Object frame_buffer_list P_ ((Lisp_Object)); |
526a2be7 | 2881 | extern void frames_discard_buffer P_ ((Lisp_Object)); |
dbe7f1ef | 2882 | extern void set_frame_buffer_list P_ ((Lisp_Object, Lisp_Object)); |
526a2be7 | 2883 | extern void frames_bury_buffer P_ ((Lisp_Object)); |
46abf440 | 2884 | extern void syms_of_frame P_ ((void)); |
3cfe6dfd JB |
2885 | |
2886 | /* defined in emacs.c */ | |
2f69f2ec | 2887 | extern Lisp_Object decode_env_path P_ ((char *, char *)); |
3530d534 | 2888 | extern Lisp_Object Vinvocation_name, Vinvocation_directory; |
1093ec47 | 2889 | extern Lisp_Object Vinstallation_directory, empty_string; |
2f69f2ec | 2890 | EXFUN (Fkill_emacs, 1); |
68c45bf0 PE |
2891 | #if HAVE_SETLOCALE |
2892 | void fixup_locale P_ ((void)); | |
ca9c0567 PE |
2893 | void synchronize_system_messages_locale P_ ((void)); |
2894 | void synchronize_system_time_locale P_ ((void)); | |
68c45bf0 PE |
2895 | #else |
2896 | #define setlocale(category, locale) | |
2897 | #define fixup_locale() | |
ca9c0567 PE |
2898 | #define synchronize_system_messages_locale() |
2899 | #define synchronize_system_time_locale() | |
68c45bf0 | 2900 | #endif |
2f69f2ec | 2901 | void shut_down_emacs P_ ((int, int, Lisp_Object)); |
3cfe6dfd JB |
2902 | /* Nonzero means don't do interactive redisplay and don't change tty modes */ |
2903 | extern int noninteractive; | |
2904 | /* Nonzero means don't do use window-system-specific display code */ | |
2905 | extern int inhibit_window_system; | |
99a3d506 | 2906 | /* Nonzero means that a filter or a sentinel is running. */ |
7074fde6 | 2907 | extern int running_asynch_code; |
3cfe6dfd JB |
2908 | |
2909 | /* defined in process.c */ | |
2f69f2ec RS |
2910 | EXFUN (Fget_process, 1); |
2911 | EXFUN (Fget_buffer_process, 1); | |
2912 | EXFUN (Fprocessp, 1); | |
2913 | EXFUN (Fprocess_status, 1); | |
2914 | EXFUN (Fkill_process, 2); | |
2915 | EXFUN (Fprocess_send_eof, 1); | |
2916 | EXFUN (Fwaiting_for_user_input_p, 0); | |
6efad63b | 2917 | extern Lisp_Object Qprocessp; |
526a2be7 AS |
2918 | extern void kill_buffer_processes P_ ((Lisp_Object)); |
2919 | extern int wait_reading_process_input P_ ((int, int, Lisp_Object, int)); | |
2920 | extern void deactivate_process P_ ((Lisp_Object)); | |
2921 | extern void add_keyboard_wait_descriptor P_ ((int)); | |
2922 | extern void delete_keyboard_wait_descriptor P_ ((int)); | |
2923 | extern void close_process_descs P_ ((void)); | |
2924 | extern void status_notify P_ ((void)); | |
2925 | extern int read_process_output P_ ((Lisp_Object, int)); | |
46abf440 AS |
2926 | extern void init_process P_ ((void)); |
2927 | extern void syms_of_process P_ ((void)); | |
3cfe6dfd JB |
2928 | |
2929 | /* defined in callproc.c */ | |
183d1833 SM |
2930 | extern Lisp_Object Vexec_path, Vexec_suffixes, |
2931 | Vexec_directory, Vdata_directory; | |
c65be0e1 | 2932 | extern Lisp_Object Vdoc_directory; |
f5969ae9 | 2933 | EXFUN (Fcall_process, MANY); |
526a2be7 | 2934 | extern int child_setup P_ ((int, int, int, char **, int, Lisp_Object)); |
46abf440 AS |
2935 | extern void init_callproc_1 P_ ((void)); |
2936 | extern void init_callproc P_ ((void)); | |
2937 | extern void set_process_environment P_ ((void)); | |
2938 | extern void syms_of_callproc P_ ((void)); | |
3cfe6dfd | 2939 | |
3cfe6dfd JB |
2940 | /* defined in doc.c */ |
2941 | extern Lisp_Object Vdoc_file_name; | |
2f69f2ec RS |
2942 | EXFUN (Fsubstitute_command_keys, 1); |
2943 | EXFUN (Fdocumentation, 2); | |
2944 | EXFUN (Fdocumentation_property, 3); | |
2945 | extern Lisp_Object read_doc_string P_ ((Lisp_Object)); | |
3dd00fc3 | 2946 | extern Lisp_Object get_doc_string P_ ((Lisp_Object, int, int)); |
46abf440 | 2947 | extern void syms_of_doc P_ ((void)); |
4baa6f88 | 2948 | extern int read_bytecode_char P_ ((int)); |
3cfe6dfd JB |
2949 | |
2950 | /* defined in bytecode.c */ | |
2951 | extern Lisp_Object Qbytecode; | |
2f69f2ec | 2952 | EXFUN (Fbyte_code, 3); |
46abf440 | 2953 | extern void syms_of_bytecode P_ ((void)); |
35c7a974 GM |
2954 | extern struct byte_stack *byte_stack_list; |
2955 | extern void mark_byte_stack P_ ((void)); | |
8e6e83b3 | 2956 | extern void unmark_byte_stack P_ ((void)); |
3cfe6dfd JB |
2957 | |
2958 | /* defined in macros.c */ | |
2959 | extern Lisp_Object Qexecute_kbd_macro; | |
2f69f2ec | 2960 | EXFUN (Fexecute_kbd_macro, 2); |
46abf440 AS |
2961 | extern void init_macros P_ ((void)); |
2962 | extern void syms_of_macros P_ ((void)); | |
3cfe6dfd | 2963 | |
d20c2151 | 2964 | /* defined in undo.c */ |
a387611b | 2965 | extern Lisp_Object Qinhibit_read_only; |
2f69f2ec RS |
2966 | EXFUN (Fundo_boundary, 0); |
2967 | extern Lisp_Object truncate_undo_list P_ ((Lisp_Object, int, int)); | |
526a2be7 AS |
2968 | extern void record_marker_adjustment P_ ((Lisp_Object, int)); |
2969 | extern void record_insert P_ ((int, int)); | |
443de1d7 | 2970 | extern void record_delete P_ ((int, Lisp_Object)); |
526a2be7 AS |
2971 | extern void record_first_change P_ ((void)); |
2972 | extern void record_change P_ ((int, int)); | |
2973 | extern void record_property_change P_ ((int, int, Lisp_Object, Lisp_Object, | |
2974 | Lisp_Object)); | |
46abf440 | 2975 | extern void syms_of_undo P_ ((void)); |
d20c2151 | 2976 | |
8537f1cb | 2977 | /* defined in textprop.c */ |
c2d8811c | 2978 | extern Lisp_Object Qmodification_hooks; |
d3d92d25 | 2979 | extern Lisp_Object Qrear_nonsticky, Qfont, Qmouse_face; |
c2d8811c | 2980 | extern Lisp_Object Qinsert_in_front_hooks, Qinsert_behind_hooks; |
2f69f2ec RS |
2981 | EXFUN (Fnext_property_change, 3); |
2982 | EXFUN (Fnext_single_property_change, 4); | |
5433ffa5 | 2983 | EXFUN (Fnext_single_char_property_change, 4); |
2f69f2ec RS |
2984 | EXFUN (Fprevious_single_property_change, 4); |
2985 | EXFUN (Fget_text_property, 3); | |
2986 | EXFUN (Fput_text_property, 5); | |
2987 | EXFUN (Fset_text_properties, 4); | |
2988 | EXFUN (Ftext_property_not_all, 5); | |
2989 | EXFUN (Fprevious_char_property_change, 2); | |
2990 | EXFUN (Fnext_char_property_change, 2); | |
526a2be7 | 2991 | extern void report_interval_modification P_ ((Lisp_Object, Lisp_Object)); |
46abf440 | 2992 | extern void syms_of_textprop P_ ((void)); |
50075fa0 GM |
2993 | extern Lisp_Object next_single_char_property_change P_ ((Lisp_Object, |
2994 | Lisp_Object, | |
2995 | Lisp_Object, | |
2996 | Lisp_Object)); | |
48778e46 GM |
2997 | extern Lisp_Object set_text_properties P_ ((Lisp_Object, Lisp_Object, |
2998 | Lisp_Object, Lisp_Object, | |
2999 | Lisp_Object)); | |
8537f1cb | 3000 | |
40131ef5 | 3001 | /* defined in xmenu.c */ |
2f69f2ec RS |
3002 | EXFUN (Fx_popup_menu, 2); |
3003 | EXFUN (Fx_popup_dialog, 2); | |
46abf440 | 3004 | extern void syms_of_xmenu P_ ((void)); |
acb137e5 | 3005 | extern int popup_activated_flag; |
526a2be7 AS |
3006 | |
3007 | /* defined in sysdep.c */ | |
0868e74e | 3008 | extern void stuff_char P_ ((char c)); |
526a2be7 AS |
3009 | extern void init_sigio P_ ((int)); |
3010 | extern void request_sigio P_ ((void)); | |
3011 | extern void unrequest_sigio P_ ((void)); | |
3012 | extern void reset_sys_modes P_ ((void)); | |
3013 | extern void sys_subshell P_ ((void)); | |
3014 | extern void sys_suspend P_ ((void)); | |
3015 | extern void discard_tty_input P_ ((void)); | |
3016 | extern void init_sys_modes P_ ((void)); | |
3017 | extern void reset_sys_modes P_ ((void)); | |
3018 | extern void get_frame_size P_ ((int *, int *)); | |
3019 | extern void wait_for_termination P_ ((int)); | |
3020 | extern void flush_pending_output P_ ((int)); | |
3021 | extern void child_setup_tty P_ ((int)); | |
3022 | extern void setup_pty P_ ((int)); | |
3023 | extern int set_window_size P_ ((int, int, int)); | |
3024 | extern void create_process P_ ((Lisp_Object, char **, Lisp_Object)); | |
3025 | extern int tabs_safe_p P_ ((void)); | |
3026 | extern void init_baud_rate P_ ((void)); | |
68c45bf0 PE |
3027 | extern int emacs_open P_ ((char *, int, int)); |
3028 | extern int emacs_close P_ ((int)); | |
3029 | extern int emacs_read P_ ((int, char *, unsigned int)); | |
3030 | extern int emacs_write P_ ((int, char *, unsigned int)); | |
526a2be7 AS |
3031 | |
3032 | /* defined in filelock.c */ | |
3033 | EXFUN (Funlock_buffer, 0); | |
9ae8d912 | 3034 | EXFUN (Ffile_locked_p, 1); |
526a2be7 AS |
3035 | extern void unlock_all_files P_ ((void)); |
3036 | extern void lock_file P_ ((Lisp_Object)); | |
3037 | extern void unlock_file P_ ((Lisp_Object)); | |
3038 | extern void unlock_buffer P_ ((struct buffer *)); | |
46abf440 | 3039 | extern void syms_of_filelock P_ ((void)); |
15b0ced5 GM |
3040 | extern void init_filelock P_ ((void)); |
3041 | ||
3042 | /* Defined in sound.c */ | |
3043 | extern void syms_of_sound P_ ((void)); | |
3044 | extern void init_sound P_ ((void)); | |
46abf440 AS |
3045 | |
3046 | /* Defined in category.c */ | |
3047 | extern void init_category_once P_ ((void)); | |
3048 | extern void syms_of_category P_ ((void)); | |
3049 | ||
3050 | /* Defined in ccl.c */ | |
3051 | extern void syms_of_ccl P_ ((void)); | |
3052 | ||
3053 | /* Defined in dired.c */ | |
f5969ae9 | 3054 | EXFUN (Ffile_attributes, 1); |
46abf440 AS |
3055 | extern void syms_of_dired P_ ((void)); |
3056 | ||
46abf440 AS |
3057 | /* Defined in term.c */ |
3058 | extern void syms_of_term P_ ((void)); | |
07cd5d9c | 3059 | extern void fatal () NO_RETURN; |
46abf440 AS |
3060 | |
3061 | #ifdef HAVE_X_WINDOWS | |
3062 | /* Defined in fontset.c */ | |
3063 | extern void syms_of_fontset P_ ((void)); | |
5010d3b8 | 3064 | EXFUN (Fset_fontset_font, 4); |
46abf440 AS |
3065 | #endif |
3066 | ||
3067 | /* Defined in xfaces.c */ | |
3068 | extern void syms_of_xfaces P_ ((void)); | |
3069 | ||
7de6c766 GM |
3070 | /* Defined in getloadavg.c */ |
3071 | extern int getloadavg P_ ((double *, int)); | |
3072 | ||
46abf440 AS |
3073 | #ifdef HAVE_X_WINDOWS |
3074 | /* Defined in xfns.c */ | |
3075 | extern void syms_of_xfns P_ ((void)); | |
15b0ced5 | 3076 | extern void init_xfns P_ ((void)); |
97305dec | 3077 | extern Lisp_Object Vx_resource_name; |
4516715a | 3078 | EXFUN (Fxw_display_color_p, 1); |
2c5c11ef | 3079 | EXFUN (Fx_file_dialog, 4); |
1c7df982 | 3080 | #endif /* HAVE_X_WINDOWS */ |
46abf440 | 3081 | |
e02207d4 JD |
3082 | /* Defined in xsmfns.c */ |
3083 | extern void syms_of_xsmfns P_ ((void)); | |
3084 | ||
46abf440 AS |
3085 | /* Defined in xselect.c */ |
3086 | extern void syms_of_xselect P_ ((void)); | |
3087 | ||
3088 | /* Defined in xterm.c */ | |
3089 | extern void syms_of_xterm P_ ((void)); | |
4baa6f88 DL |
3090 | |
3091 | /* Defined in getloadavg.c */ | |
3092 | extern int getloadavg P_ ((double [], int)); | |
83925baa | 3093 | \f |
3cfe6dfd JB |
3094 | /* Nonzero means Emacs has already been initialized. |
3095 | Used during startup to detect startup of dumped Emacs. */ | |
3096 | extern int initialized; | |
3097 | ||
3098 | extern int immediate_quit; /* Nonzero means ^G can quit instantly */ | |
3099 | ||
f66aa8f2 GM |
3100 | extern POINTER_TYPE *xmalloc P_ ((size_t)); |
3101 | extern POINTER_TYPE *xrealloc P_ ((POINTER_TYPE *, size_t)); | |
074b6efe DL |
3102 | extern void xfree P_ ((POINTER_TYPE *)); |
3103 | ||
8e7af858 | 3104 | extern char *xstrdup P_ ((char *)); |
3cfe6dfd | 3105 | |
473ddaa9 | 3106 | #ifndef USE_CRT_DLL |
526a2be7 | 3107 | extern char *egetenv P_ ((char *)); |
473ddaa9 | 3108 | #endif |
e98227af | 3109 | |
5d6be39f | 3110 | /* Set up the name of the machine we're running on. */ |
526a2be7 | 3111 | extern void init_system_name P_ ((void)); |
881a5a80 RS |
3112 | |
3113 | /* Some systems (e.g., NT) use a different path separator than Unix, | |
3114 | in addition to a device separator. Default the path separator | |
3115 | to '/', and don't test for a device separator in IS_ANY_SEP. */ | |
3116 | ||
e0c07012 RS |
3117 | #ifdef WINDOWSNT |
3118 | extern Lisp_Object Vdirectory_sep_char; | |
3119 | #endif | |
3120 | ||
881a5a80 RS |
3121 | #ifndef DIRECTORY_SEP |
3122 | #define DIRECTORY_SEP '/' | |
3123 | #endif | |
881a5a80 RS |
3124 | #ifndef IS_DIRECTORY_SEP |
3125 | #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP) | |
3126 | #endif | |
3127 | #ifndef IS_DEVICE_SEP | |
3128 | #ifndef DEVICE_SEP | |
3129 | #define IS_DEVICE_SEP(_c_) 0 | |
3130 | #else | |
3131 | #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP) | |
3132 | #endif | |
3133 | #endif | |
3134 | #ifndef IS_ANY_SEP | |
3135 | #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_)) | |
3136 | #endif | |
51bd4610 KH |
3137 | |
3138 | #ifdef SWITCH_ENUM_BUG | |
3139 | #define SWITCH_ENUM_CAST(x) ((int)(x)) | |
3140 | #else | |
3141 | #define SWITCH_ENUM_CAST(x) (x) | |
3142 | #endif | |
a32fa736 GM |
3143 | |
3144 | /* Loop over Lisp list LIST. Signal an error if LIST is not a proper | |
3145 | list, or if it contains circles. | |
e2c0561e | 3146 | |
a32fa736 GM |
3147 | HARE and TORTOISE should be the names of Lisp_Object variables, and |
3148 | N should be the name of an EMACS_INT variable declared in the | |
3149 | function where the macro is used. Each nested loop should use | |
3150 | its own variables. | |
3151 | ||
3152 | In the loop body, HARE is set to each cons of LIST, and N is the | |
3153 | length of the list processed so far. */ | |
3154 | ||
3155 | #define LIST_END_P(list, obj) \ | |
3156 | (NILP (obj) \ | |
3157 | ? 1 \ | |
3158 | : (CONSP (obj) \ | |
3159 | ? 0 \ | |
d28981c9 | 3160 | : (wrong_type_argument (Qlistp, (list))), 1)) |
a32fa736 GM |
3161 | |
3162 | #define FOREACH(hare, list, tortoise, n) \ | |
3163 | for (tortoise = hare = (list), n = 0; \ | |
3164 | !LIST_END_P (list, hare); \ | |
3165 | (hare = XCDR (hare), ++n, \ | |
3166 | ((n & 1) != 0 \ | |
3167 | ? (tortoise = XCDR (tortoise), \ | |
3168 | (EQ (hare, tortoise) \ | |
3169 | && (circular_list_error ((list)), 1))) \ | |
3170 | : 0))) | |
8a226de7 GM |
3171 | |
3172 | /* The ubiquitous min and max macros. */ | |
3173 | ||
152180e3 AI |
3174 | #ifdef max |
3175 | #undef max | |
3176 | #undef min | |
3177 | #endif | |
8a226de7 GM |
3178 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
3179 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
53ede3f4 GM |
3180 | |
3181 | /* Return a fixnum or float, depending on whether VAL fits in a Lisp | |
3182 | fixnum. */ | |
3183 | ||
3184 | #define make_fixnum_or_float(val) \ | |
d28981c9 SM |
3185 | (FIXNUM_OVERFLOW_P (val) \ |
3186 | ? make_float (val) \ | |
3187 | : make_number ((EMACS_INT)(val))) |