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3cfe6dfd | 1 | /* Fundamental definitions for GNU Emacs Lisp interpreter. |
99ee70a9 | 2 | Copyright (C) 1985,86,87,93,94,95,97,98,1999,2000, 2001 |
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 | ||
d0ee1a95 GM |
165 | #if 0 /* This doesn't work on some systems that don't allow enumerators |
166 | > INT_MAX, and it won't work for long long EMACS_INT. These | |
167 | values are now found in emacs.c as EMACS_INT variables. */ | |
168 | ||
c9ddd39d KH |
169 | /* Make these values available in GDB, which sees enums but not macros. */ |
170 | ||
171 | enum gdb_lisp_params | |
172 | { | |
173 | gdb_valbits = VALBITS, | |
174 | gdb_gctypebits = GCTYPEBITS, | |
68be917d | 175 | gdb_emacs_intbits = sizeof (EMACS_INT) * BITS_PER_CHAR, |
c9ddd39d KH |
176 | #ifdef DATA_SEG_BITS |
177 | gdb_data_seg_bits = DATA_SEG_BITS | |
178 | #else | |
179 | gdb_data_seg_bits = 0 | |
180 | #endif | |
181 | }; | |
182 | ||
d0ee1a95 GM |
183 | #endif /* 0 */ |
184 | ||
3cfe6dfd JB |
185 | #ifndef NO_UNION_TYPE |
186 | ||
c451d7b1 | 187 | #ifndef WORDS_BIG_ENDIAN |
3cfe6dfd JB |
188 | |
189 | /* Definition of Lisp_Object for little-endian machines. */ | |
190 | ||
191 | typedef | |
192 | union Lisp_Object | |
193 | { | |
194 | /* Used for comparing two Lisp_Objects; | |
99a3d506 | 195 | also, positive integers can be accessed fast this way. */ |
5c20a7bf | 196 | EMACS_INT i; |
3cfe6dfd JB |
197 | |
198 | struct | |
199 | { | |
5c20a7bf GM |
200 | EMACS_INT val : VALBITS; |
201 | EMACS_INT type : GCTYPEBITS + 1; | |
3cfe6dfd JB |
202 | } s; |
203 | struct | |
204 | { | |
5c20a7bf GM |
205 | EMACS_UINT val : VALBITS; |
206 | EMACS_INT type : GCTYPEBITS + 1; | |
3cfe6dfd JB |
207 | } u; |
208 | struct | |
209 | { | |
5c20a7bf GM |
210 | EMACS_UINT val : VALBITS; |
211 | enum Lisp_Type type : GCTYPEBITS; | |
3cfe6dfd JB |
212 | /* The markbit is not really part of the value of a Lisp_Object, |
213 | and is always zero except during garbage collection. */ | |
5c20a7bf | 214 | EMACS_UINT markbit : 1; |
3cfe6dfd JB |
215 | } gu; |
216 | } | |
217 | Lisp_Object; | |
218 | ||
c451d7b1 | 219 | #else /* If WORDS_BIG_ENDIAN */ |
3cfe6dfd JB |
220 | |
221 | typedef | |
222 | union Lisp_Object | |
223 | { | |
224 | /* Used for comparing two Lisp_Objects; | |
99a3d506 | 225 | also, positive integers can be accessed fast this way. */ |
5c20a7bf | 226 | EMACS_INT i; |
3cfe6dfd JB |
227 | |
228 | struct | |
229 | { | |
5c20a7bf GM |
230 | EMACS_INT type : GCTYPEBITS+1; |
231 | EMACS_INT val : VALBITS; | |
3cfe6dfd JB |
232 | } s; |
233 | struct | |
234 | { | |
5c20a7bf GM |
235 | EMACS_INT type : GCTYPEBITS+1; |
236 | EMACS_UINT val : VALBITS; | |
3cfe6dfd JB |
237 | } u; |
238 | struct | |
239 | { | |
240 | /* The markbit is not really part of the value of a Lisp_Object, | |
241 | and is always zero except during garbage collection. */ | |
5c20a7bf GM |
242 | EMACS_UINT markbit : 1; |
243 | enum Lisp_Type type : GCTYPEBITS; | |
244 | EMACS_UINT val : VALBITS; | |
3cfe6dfd JB |
245 | } gu; |
246 | } | |
247 | Lisp_Object; | |
248 | ||
c451d7b1 | 249 | #endif /* WORDS_BIG_ENDIAN */ |
3cfe6dfd JB |
250 | |
251 | #endif /* NO_UNION_TYPE */ | |
252 | ||
253 | ||
1c5ca8b6 | 254 | /* If union type is not wanted, define Lisp_Object as just a number. */ |
3cfe6dfd JB |
255 | |
256 | #ifdef NO_UNION_TYPE | |
627a9502 | 257 | #define Lisp_Object EMACS_INT |
1c5ca8b6 | 258 | #endif /* NO_UNION_TYPE */ |
3cfe6dfd | 259 | |
3cfe6dfd | 260 | #ifndef VALMASK |
627a9502 | 261 | #define VALMASK ((((EMACS_INT) 1)<<VALBITS) - 1) |
3cfe6dfd | 262 | #endif |
627a9502 | 263 | #define GCTYPEMASK ((((EMACS_INT) 1)<<GCTYPEBITS) - 1) |
846d69ac RS |
264 | |
265 | /* Two flags that are set during GC. On some machines, these flags | |
266 | are defined differently by the m- file. */ | |
267 | ||
268 | /* This is set in the car of a cons and in the plist slot of a symbol | |
269 | to indicate it is marked. Likewise in the plist slot of an interval, | |
270 | the chain slot of a marker, the type slot of a float, and the name | |
271 | slot of a buffer. | |
272 | ||
273 | In strings, this bit in the size field indicates that the string | |
274 | is a "large" one, one which was separately malloc'd | |
275 | rather than being part of a string block. */ | |
276 | ||
627a9502 | 277 | #ifndef MARKBIT |
68c45bf0 | 278 | #define MARKBIT ((EMACS_INT) ((EMACS_UINT) 1 << (VALBITS + GCTYPEBITS))) |
627a9502 | 279 | #endif /*MARKBIT */ |
3cfe6dfd | 280 | |
846d69ac RS |
281 | /* In the size word of a vector, this bit means the vector has been marked. |
282 | In the size word of a large string, likewise. */ | |
283 | ||
284 | #ifndef ARRAY_MARK_FLAG | |
285 | #define ARRAY_MARK_FLAG ((MARKBIT >> 1) & ~MARKBIT) | |
286 | #endif /* no ARRAY_MARK_FLAG */ | |
287 | ||
b5088f80 KH |
288 | /* In the size word of a struct Lisp_Vector, this bit means it's really |
289 | some other vector-like object. */ | |
290 | #ifndef PSEUDOVECTOR_FLAG | |
291 | #define PSEUDOVECTOR_FLAG ((ARRAY_MARK_FLAG >> 1) & ~ARRAY_MARK_FLAG) | |
292 | #endif | |
293 | ||
303a5c93 | 294 | /* In a pseudovector, the size field actually contains a word with one |
b5088f80 KH |
295 | PSEUDOVECTOR_FLAG bit set, and exactly one of the following bits to |
296 | indicate the actual type. */ | |
99a3d506 RS |
297 | enum pvec_type |
298 | { | |
299 | PVEC_NORMAL_VECTOR = 0, | |
99a3d506 RS |
300 | PVEC_PROCESS = 0x200, |
301 | PVEC_FRAME = 0x400, | |
302 | PVEC_COMPILED = 0x800, | |
303 | PVEC_WINDOW = 0x1000, | |
304 | PVEC_WINDOW_CONFIGURATION = 0x2000, | |
305 | PVEC_SUBR = 0x4000, | |
608ff985 RS |
306 | PVEC_CHAR_TABLE = 0x8000, |
307 | PVEC_BOOL_VECTOR = 0x10000, | |
308 | PVEC_BUFFER = 0x20000, | |
5010d3b8 | 309 | PVEC_HASH_TABLE = 0x40000, |
cee971ad GM |
310 | PVEC_TYPE_MASK = 0x7fe00 |
311 | ||
312 | #if 0 /* This is used to make the value of PSEUDOVECTOR_FLAG available to | |
313 | GDB. It doesn't work on OS Alpha. Moved to a variable in | |
314 | emacs.c. */ | |
e3d48049 | 315 | PVEC_FLAG = PSEUDOVECTOR_FLAG |
cee971ad | 316 | #endif |
99a3d506 | 317 | }; |
b5088f80 KH |
318 | |
319 | /* For convenience, we also store the number of elements in these bits. */ | |
608ff985 | 320 | #define PSEUDOVECTOR_SIZE_MASK 0x1ff |
3cfe6dfd JB |
321 | \f |
322 | /* These macros extract various sorts of values from a Lisp_Object. | |
323 | For example, if tem is a Lisp_Object whose type is Lisp_Cons, | |
99a3d506 | 324 | XCONS (tem) is the struct Lisp_Cons * pointing to the memory for that cons. */ |
3cfe6dfd JB |
325 | |
326 | #ifdef NO_UNION_TYPE | |
327 | ||
328 | /* One need to override this if there must be high bits set in data space | |
329 | (doing the result of the below & ((1 << (GCTYPE + 1)) - 1) would work | |
a32fa736 | 330 | on all machines, but would penalize machines which don't need it) |
3cfe6dfd JB |
331 | */ |
332 | #ifndef XTYPE | |
333 | #define XTYPE(a) ((enum Lisp_Type) ((a) >> VALBITS)) | |
334 | #endif | |
335 | ||
336 | #ifndef XSETTYPE | |
627a9502 | 337 | #define XSETTYPE(a, b) ((a) = XUINT (a) | ((EMACS_INT)(b) << VALBITS)) |
3cfe6dfd JB |
338 | #endif |
339 | ||
221f4ef3 KH |
340 | /* For integers known to be positive, XFASTINT provides fast retrieval |
341 | and XSETFASTINT provides fast storage. This takes advantage of the | |
342 | fact that Lisp_Int is 0. */ | |
e43ec785 | 343 | #define XFASTINT(a) ((a) + 0) |
221f4ef3 | 344 | #define XSETFASTINT(a, b) ((a) = (b)) |
3cfe6dfd JB |
345 | |
346 | /* Extract the value of a Lisp_Object as a signed integer. */ | |
347 | ||
348 | #ifndef XINT /* Some machines need to do this differently. */ | |
c98863bf GM |
349 | #define XINT(a) ((EMACS_INT) (((a) << (BITS_PER_EMACS_INT - VALBITS)) \ |
350 | >> (BITS_PER_EMACS_INT - VALBITS))) | |
3cfe6dfd JB |
351 | #endif |
352 | ||
353 | /* Extract the value as an unsigned integer. This is a basis | |
354 | for extracting it as a pointer to a structure in storage. */ | |
355 | ||
356 | #ifndef XUINT | |
c98863bf | 357 | #define XUINT(a) ((EMACS_UINT) ((a) & VALMASK)) |
3cfe6dfd JB |
358 | #endif |
359 | ||
360 | #ifndef XPNTR | |
361 | #ifdef HAVE_SHM | |
362 | /* In this representation, data is found in two widely separated segments. */ | |
a32fa736 | 363 | extern size_t pure_size; |
3cfe6dfd | 364 | #define XPNTR(a) \ |
29eab336 | 365 | (XUINT (a) | (XUINT (a) > pure_size ? DATA_SEG_BITS : PURE_SEG_BITS)) |
3cfe6dfd JB |
366 | #else /* not HAVE_SHM */ |
367 | #ifdef DATA_SEG_BITS | |
368 | /* This case is used for the rt-pc. | |
369 | In the diffs I was given, it checked for ptr = 0 | |
370 | and did not adjust it in that case. | |
371 | But I don't think that zero should ever be found | |
372 | in a Lisp object whose data type says it points to something. */ | |
373 | #define XPNTR(a) (XUINT (a) | DATA_SEG_BITS) | |
374 | #else | |
375 | #define XPNTR(a) XUINT (a) | |
376 | #endif | |
377 | #endif /* not HAVE_SHM */ | |
378 | #endif /* no XPNTR */ | |
379 | ||
3cfe6dfd JB |
380 | #ifndef XSET |
381 | #define XSET(var, type, ptr) \ | |
627a9502 | 382 | ((var) = ((EMACS_INT)(type) << VALBITS) + ((EMACS_INT) (ptr) & VALMASK)) |
3cfe6dfd JB |
383 | #endif |
384 | ||
b7acde90 KH |
385 | /* Convert a C integer into a Lisp_Object integer. */ |
386 | ||
387 | #define make_number(N) \ | |
388 | ((((EMACS_INT) (N)) & VALMASK) | ((EMACS_INT) Lisp_Int) << VALBITS) | |
389 | ||
3cfe6dfd JB |
390 | /* During garbage collection, XGCTYPE must be used for extracting types |
391 | so that the mark bit is ignored. XMARKBIT accesses the markbit. | |
392 | Markbits are used only in particular slots of particular structure types. | |
393 | Other markbits are always zero. | |
394 | Outside of garbage collection, all mark bits are always zero. */ | |
395 | ||
396 | #ifndef XGCTYPE | |
397 | #define XGCTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK)) | |
398 | #endif | |
399 | ||
1747fb16 | 400 | #if VALBITS + GCTYPEBITS == BITS_PER_EMACS_INT - 1 |
3cfe6dfd JB |
401 | /* Make XMARKBIT faster if mark bit is sign bit. */ |
402 | #ifndef XMARKBIT | |
403 | #define XMARKBIT(a) ((a) < 0) | |
404 | #endif | |
405 | #endif /* markbit is sign bit */ | |
406 | ||
407 | #ifndef XMARKBIT | |
408 | #define XMARKBIT(a) ((a) & MARKBIT) | |
409 | #endif | |
410 | ||
411 | #ifndef XSETMARKBIT | |
412 | #define XSETMARKBIT(a,b) ((a) = ((a) & ~MARKBIT) | ((b) ? MARKBIT : 0)) | |
413 | #endif | |
414 | ||
415 | #ifndef XMARK | |
416 | #define XMARK(a) ((a) |= MARKBIT) | |
417 | #endif | |
418 | ||
419 | #ifndef XUNMARK | |
420 | #define XUNMARK(a) ((a) &= ~MARKBIT) | |
421 | #endif | |
422 | ||
423 | #endif /* NO_UNION_TYPE */ | |
424 | ||
425 | #ifndef NO_UNION_TYPE | |
426 | ||
427 | #define XTYPE(a) ((enum Lisp_Type) (a).u.type) | |
428 | #define XSETTYPE(a, b) ((a).u.type = (char) (b)) | |
429 | ||
221f4ef3 KH |
430 | /* For integers known to be positive, XFASTINT provides fast retrieval |
431 | and XSETFASTINT provides fast storage. This takes advantage of the | |
432 | fact that Lisp_Int is 0. */ | |
e43ec785 | 433 | #define XFASTINT(a) ((a).i + 0) |
221f4ef3 | 434 | #define XSETFASTINT(a, b) ((a).i = (b)) |
3cfe6dfd JB |
435 | |
436 | #ifdef EXPLICIT_SIGN_EXTEND | |
437 | /* Make sure we sign-extend; compilers have been known to fail to do so. */ | |
c98863bf GM |
438 | #define XINT(a) (((a).i << (BITS_PER_EMACS_INT - VALBITS)) \ |
439 | >> (BITS_PER_EMACS_INT - VALBITS)) | |
3cfe6dfd JB |
440 | #else |
441 | #define XINT(a) ((a).s.val) | |
442 | #endif /* EXPLICIT_SIGN_EXTEND */ | |
443 | ||
444 | #define XUINT(a) ((a).u.val) | |
445 | #define XPNTR(a) ((a).u.val) | |
3cfe6dfd JB |
446 | |
447 | #define XSET(var, vartype, ptr) \ | |
5c20a7bf | 448 | (((var).s.val = ((EMACS_INT) (ptr))), ((var).s.type = ((char) (vartype)))) |
3cfe6dfd | 449 | |
74e49b38 KR |
450 | #if __GNUC__ >= 2 && defined (__OPTIMIZE__) |
451 | #define make_number(N) \ | |
452 | (__extension__ ({ Lisp_Object _l; _l.s.val = (N); _l.s.type = Lisp_Int; _l; })) | |
453 | #else | |
e98227af | 454 | extern Lisp_Object make_number (); |
74e49b38 | 455 | #endif |
e98227af | 456 | |
3cfe6dfd JB |
457 | /* During garbage collection, XGCTYPE must be used for extracting types |
458 | so that the mark bit is ignored. XMARKBIT access the markbit. | |
459 | Markbits are used only in particular slots of particular structure types. | |
460 | Other markbits are always zero. | |
461 | Outside of garbage collection, all mark bits are always zero. */ | |
462 | ||
463 | #define XGCTYPE(a) ((a).gu.type) | |
464 | #define XMARKBIT(a) ((a).gu.markbit) | |
465 | #define XSETMARKBIT(a,b) (XMARKBIT(a) = (b)) | |
466 | #define XMARK(a) (XMARKBIT(a) = 1) | |
467 | #define XUNMARK(a) (XMARKBIT(a) = 0) | |
468 | ||
469 | #endif /* NO_UNION_TYPE */ | |
470 | ||
d9eb1c3d GM |
471 | /* Largest and smallest representable fixnum values. These are the C |
472 | values. */ | |
dc8e8b07 | 473 | |
d9eb1c3d GM |
474 | #define MOST_NEGATIVE_FIXNUM - ((EMACS_INT) 1 << (VALBITS - 1)) |
475 | #define MOST_POSITIVE_FIXNUM (((EMACS_INT) 1 << (VALBITS - 1)) - 1) | |
dc8e8b07 GM |
476 | |
477 | /* Value is non-zero if C integer I doesn't fit into a Lisp fixnum. */ | |
478 | ||
479 | #define FIXNUM_OVERFLOW_P(i) \ | |
480 | ((i) > MOST_POSITIVE_FIXNUM || (i) < MOST_NEGATIVE_FIXNUM) | |
481 | ||
99a3d506 | 482 | /* Extract a value or address from a Lisp_Object. */ |
3cfe6dfd | 483 | |
8801a864 | 484 | #define XCONS(a) (eassert (GC_CONSP(a)),(struct Lisp_Cons *) XPNTR(a)) |
232e274c | 485 | #define XVECTOR(a) (eassert (GC_VECTORLIKEP(a)),(struct Lisp_Vector *) XPNTR(a)) |
8801a864 KR |
486 | #define XSTRING(a) (eassert (GC_STRINGP(a)),(struct Lisp_String *) XPNTR(a)) |
487 | #define XSYMBOL(a) (eassert (GC_SYMBOLP(a)),(struct Lisp_Symbol *) XPNTR(a)) | |
488 | #define XFLOAT(a) (eassert (GC_FLOATP(a)),(struct Lisp_Float *) XPNTR(a)) | |
7c06ac2b RS |
489 | |
490 | /* Misc types. */ | |
c9f6631c | 491 | |
7c06ac2b | 492 | #define XMISC(a) ((union Lisp_Misc *) XPNTR(a)) |
a7aa28f6 | 493 | #define XMISCTYPE(a) (XMARKER (a)->type) |
84d1833e | 494 | #define XMARKER(a) (&(XMISC(a)->u_marker)) |
ee4c9ce4 KH |
495 | #define XINTFWD(a) (&(XMISC(a)->u_intfwd)) |
496 | #define XBOOLFWD(a) (&(XMISC(a)->u_boolfwd)) | |
497 | #define XOBJFWD(a) (&(XMISC(a)->u_objfwd)) | |
498 | #define XBUFFER_OBJFWD(a) (&(XMISC(a)->u_buffer_objfwd)) | |
7d65f1c2 | 499 | #define XBUFFER_LOCAL_VALUE(a) (&(XMISC(a)->u_buffer_local_value)) |
ce7d8eec | 500 | #define XOVERLAY(a) (&(XMISC(a)->u_overlay)) |
32462604 | 501 | #define XKBOARD_OBJFWD(a) (&(XMISC(a)->u_kboard_objfwd)) |
3cfe6dfd | 502 | |
7c06ac2b | 503 | /* Pseudovector types. */ |
c9f6631c | 504 | |
8801a864 KR |
505 | #define XPROCESS(a) (eassert (GC_PROCESSP(a)),(struct Lisp_Process *) XPNTR(a)) |
506 | #define XWINDOW(a) (eassert (GC_WINDOWP(a)),(struct window *) XPNTR(a)) | |
507 | #define XSUBR(a) (eassert (GC_SUBRP(a)),(struct Lisp_Subr *) XPNTR(a)) | |
508 | #define XBUFFER(a) (eassert (GC_BUFFERP(a)),(struct buffer *) XPNTR(a)) | |
608ff985 RS |
509 | #define XCHAR_TABLE(a) ((struct Lisp_Char_Table *) XPNTR(a)) |
510 | #define XBOOL_VECTOR(a) ((struct Lisp_Bool_Vector *) XPNTR(a)) | |
99a3d506 | 511 | |
99a3d506 | 512 | /* Construct a Lisp_Object from a value or address. */ |
7c06ac2b | 513 | |
a94ef819 KH |
514 | #define XSETINT(a, b) XSET (a, Lisp_Int, b) |
515 | #define XSETCONS(a, b) XSET (a, Lisp_Cons, b) | |
b5088f80 | 516 | #define XSETVECTOR(a, b) XSET (a, Lisp_Vectorlike, b) |
a94ef819 KH |
517 | #define XSETSTRING(a, b) XSET (a, Lisp_String, b) |
518 | #define XSETSYMBOL(a, b) XSET (a, Lisp_Symbol, b) | |
a94ef819 | 519 | #define XSETFLOAT(a, b) XSET (a, Lisp_Float, b) |
7c06ac2b RS |
520 | |
521 | /* Misc types. */ | |
c9f6631c | 522 | |
7c06ac2b | 523 | #define XSETMISC(a, b) XSET (a, Lisp_Misc, b) |
a7aa28f6 | 524 | #define XSETMARKER(a, b) (XSETMISC (a, b), XMISCTYPE (a) = Lisp_Misc_Marker) |
7c06ac2b RS |
525 | |
526 | /* Pseudovector types. */ | |
c9f6631c | 527 | |
7c06ac2b RS |
528 | #define XSETPSEUDOVECTOR(a, b, code) \ |
529 | (XSETVECTOR (a, b), XVECTOR (a)->size |= PSEUDOVECTOR_FLAG | (code)) | |
530 | #define XSETWINDOW_CONFIGURATION(a, b) \ | |
531 | (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW_CONFIGURATION)) | |
532 | #define XSETPROCESS(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_PROCESS)) | |
533 | #define XSETWINDOW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_WINDOW)) | |
534 | #define XSETSUBR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_SUBR)) | |
535 | #define XSETCOMPILED(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_COMPILED)) | |
99a3d506 | 536 | #define XSETBUFFER(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BUFFER)) |
608ff985 RS |
537 | #define XSETCHAR_TABLE(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_CHAR_TABLE)) |
538 | #define XSETBOOL_VECTOR(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_BOOL_VECTOR)) | |
c9f6631c GM |
539 | |
540 | /* Convenience macros for dealing with Lisp arrays. */ | |
541 | ||
542 | #define AREF(ARRAY, IDX) XVECTOR ((ARRAY))->contents[IDX] | |
543 | #define ASET(ARRAY, IDX, VAL) (AREF ((ARRAY), (IDX)) = (VAL)) | |
544 | #define ASIZE(ARRAY) XVECTOR ((ARRAY))->size | |
545 | ||
3cfe6dfd | 546 | \f |
99a3d506 | 547 | /* Basic data type for use of intervals. See the macros in intervals.h. */ |
e221eae3 JA |
548 | |
549 | struct interval | |
550 | { | |
99a3d506 | 551 | /* The first group of entries deal with the tree structure. */ |
e221eae3 | 552 | |
99a3d506 RS |
553 | unsigned int total_length; /* Length of myself and both children. */ |
554 | unsigned int position; /* Cache of interval's character position. */ | |
b4e187e2 RS |
555 | /* This field is usually updated |
556 | simultaneously with an interval | |
557 | traversal, there is no guaranty | |
558 | that it is valid for a random | |
559 | interval. */ | |
99a3d506 RS |
560 | struct interval *left; /* Intervals which precede me. */ |
561 | struct interval *right; /* Intervals which succeed me. */ | |
e8720644 JB |
562 | |
563 | /* Parent in the tree, or the Lisp_Object containing this interval tree. | |
564 | ||
565 | The mark bit on the root interval of an interval tree says | |
566 | whether we have started (and possibly finished) marking the | |
567 | tree. If GC comes across an interval tree whose root's parent | |
568 | field has its markbit set, it leaves the tree alone. | |
569 | ||
570 | You'd think we could store this information in the parent object | |
571 | somewhere (after all, that should be visited once and then | |
572 | ignored too, right?), but strings are GC'd strangely. */ | |
e0b8c689 KR |
573 | union |
574 | { | |
575 | struct interval *interval; | |
576 | Lisp_Object obj; | |
577 | } up; | |
578 | unsigned int up_obj : 1; | |
e221eae3 JA |
579 | |
580 | /* The remaining components are `properties' of the interval. | |
581 | The first four are duplicates for things which can be on the list, | |
99a3d506 | 582 | for purposes of speed. */ |
e221eae3 | 583 | |
e0b8c689 KR |
584 | unsigned int write_protect : 1; /* Non-zero means can't modify. */ |
585 | unsigned int visible : 1; /* Zero means don't display. */ | |
586 | unsigned int front_sticky : 1; /* Non-zero means text inserted just | |
99a3d506 | 587 | before this interval goes into it. */ |
e0b8c689 | 588 | unsigned int rear_sticky : 1; /* Likewise for just after it. */ |
e221eae3 | 589 | |
e8720644 JB |
590 | /* Properties of this interval. |
591 | The mark bit on this field says whether this particular interval | |
592 | tree node has been visited. Since intervals should never be | |
593 | shared, GC aborts if it seems to have visited an interval twice. */ | |
594 | Lisp_Object plist; | |
e221eae3 JA |
595 | }; |
596 | ||
597 | typedef struct interval *INTERVAL; | |
598 | ||
599 | /* Complain if object is not string or buffer type */ | |
600 | #define CHECK_STRING_OR_BUFFER(x, i) \ | |
c5af3bb9 | 601 | { if (!STRINGP ((x)) && !BUFFERP ((x))) \ |
e221eae3 | 602 | x = wrong_type_argument (Qbuffer_or_string_p, (x)); } |
e221eae3 | 603 | \f |
3cfe6dfd JB |
604 | /* In a cons, the markbit of the car is the gc mark bit */ |
605 | ||
606 | struct Lisp_Cons | |
607 | { | |
8f34f70a KR |
608 | /* Please do not use the names of these elements in code other |
609 | than the core lisp implementation. Use XCAR and XCDR below. */ | |
610 | #ifdef HIDE_LISP_IMPLEMENTATION | |
611 | Lisp_Object car_, cdr_; | |
612 | #else | |
3cfe6dfd | 613 | Lisp_Object car, cdr; |
8f34f70a | 614 | #endif |
3cfe6dfd JB |
615 | }; |
616 | ||
b7acde90 | 617 | /* Take the car or cdr of something known to be a cons cell. */ |
8f34f70a KR |
618 | #ifdef HIDE_LISP_IMPLEMENTATION |
619 | #define XCAR(c) (XCONS ((c))->car_) | |
620 | #define XCDR(c) (XCONS ((c))->cdr_) | |
621 | #else | |
b7acde90 KH |
622 | #define XCAR(c) (XCONS ((c))->car) |
623 | #define XCDR(c) (XCONS ((c))->cdr) | |
8f34f70a | 624 | #endif |
b7acde90 KH |
625 | |
626 | /* Take the car or cdr of something whose type is not known. */ | |
627 | #define CAR(c) \ | |
628 | (CONSP ((c)) ? XCAR ((c)) \ | |
629 | : NILP ((c)) ? Qnil \ | |
630 | : wrong_type_argument (Qlistp, (c))) | |
631 | ||
632 | #define CDR(c) \ | |
633 | (CONSP ((c)) ? XCDR ((c)) \ | |
634 | : NILP ((c)) ? Qnil \ | |
635 | : wrong_type_argument (Qlistp, (c))) | |
636 | ||
d8fc7ce4 KH |
637 | /* Nonzero if STR is a multibyte string. */ |
638 | #define STRING_MULTIBYTE(STR) \ | |
639 | (XSTRING (STR)->size_byte >= 0) | |
640 | ||
641 | /* Return the length in bytes of STR. */ | |
35f464a7 GM |
642 | |
643 | #ifdef GC_CHECK_STRING_BYTES | |
644 | ||
645 | struct Lisp_String; | |
646 | extern int string_bytes P_ ((struct Lisp_String *)); | |
647 | #define STRING_BYTES(S) string_bytes ((S)) | |
648 | ||
649 | #else /* not GC_CHECK_STRING_BYTES */ | |
650 | ||
d8fc7ce4 KH |
651 | #define STRING_BYTES(STR) \ |
652 | ((STR)->size_byte < 0 ? (STR)->size : (STR)->size_byte) | |
653 | ||
35f464a7 GM |
654 | #endif /* not GC_CHECK_STRING_BYTES */ |
655 | ||
d8fc7ce4 KH |
656 | /* Set the length in bytes of STR. */ |
657 | #define SET_STRING_BYTES(STR, SIZE) ((STR)->size_byte = (SIZE)) | |
658 | ||
3cfe6dfd JB |
659 | /* In a string or vector, the sign bit of the `size' is the gc mark bit */ |
660 | ||
661 | struct Lisp_String | |
662 | { | |
627a9502 | 663 | EMACS_INT size; |
a1b5012f | 664 | EMACS_INT size_byte; |
4618074a | 665 | INTERVAL intervals; /* text properties in this string */ |
f05d7ea2 | 666 | unsigned char *data; |
3cfe6dfd JB |
667 | }; |
668 | ||
94225242 | 669 | /* If a struct is made to look like a vector, this macro returns the length |
4115d3f7 RS |
670 | of the shortest vector that would hold that struct. */ |
671 | #define VECSIZE(type) ((sizeof (type) - (sizeof (struct Lisp_Vector) \ | |
672 | - sizeof (Lisp_Object)) \ | |
673 | + sizeof(Lisp_Object) - 1) /* round up */ \ | |
94225242 KH |
674 | / sizeof (Lisp_Object)) |
675 | ||
3cfe6dfd JB |
676 | struct Lisp_Vector |
677 | { | |
627a9502 | 678 | EMACS_INT size; |
3cfe6dfd JB |
679 | struct Lisp_Vector *next; |
680 | Lisp_Object contents[1]; | |
681 | }; | |
682 | ||
ea724a01 KH |
683 | /* A char table is a kind of vectorlike, with contents are like a |
684 | vector but with a few other slots. For some purposes, it makes | |
685 | sense to handle a chartable with type struct Lisp_Vector. An | |
686 | element of a char table can be any Lisp objects, but if it is a sub | |
687 | char-table, we treat it a table that contains information of a | |
688 | group of characters of the same charsets or a specific character of | |
689 | a charset. A sub char-table has the same structure as a char table | |
690 | except for that the former omits several slots at the tail. A sub | |
691 | char table appears only in an element of a char table, and there's | |
692 | no way to access it directly from Emacs Lisp program. */ | |
e98227af | 693 | |
b96656ce KH |
694 | /* This is the number of slots that apply to characters or character |
695 | sets. The first 128 are for ASCII, the next 128 are for 8-bit | |
ea724a01 KH |
696 | European characters, and the last 128 are for multibyte characters. |
697 | The first 256 are indexed by the code itself, but the last 128 are | |
698 | indexed by (charset-id + 128). */ | |
b96656ce KH |
699 | #define CHAR_TABLE_ORDINARY_SLOTS 384 |
700 | ||
701 | /* This is the number of slots that apply to characters of ASCII and | |
702 | 8-bit Europeans only. */ | |
703 | #define CHAR_TABLE_SINGLE_BYTE_SLOTS 256 | |
608ff985 | 704 | |
ea724a01 KH |
705 | /* This is the number of slots that every char table must have. This |
706 | counts the ordinary slots and the top, defalt, parent, and purpose | |
707 | slots. */ | |
708 | #define CHAR_TABLE_STANDARD_SLOTS (CHAR_TABLE_ORDINARY_SLOTS + 4) | |
709 | ||
710 | /* This is the number of slots that apply to position-code-1 and | |
711 | position-code-2 of a multibyte character at the 2nd and 3rd level | |
712 | sub char tables respectively. */ | |
713 | #define SUB_CHAR_TABLE_ORDINARY_SLOTS 128 | |
714 | ||
715 | /* This is the number of slots that every sub char table must have. | |
716 | This counts the ordinary slots and the top and defalt slot. */ | |
e98227af | 717 | #define SUB_CHAR_TABLE_STANDARD_SLOTS (SUB_CHAR_TABLE_ORDINARY_SLOTS + 2) |
608ff985 RS |
718 | |
719 | /* Return the number of "extra" slots in the char table CT. */ | |
720 | ||
721 | #define CHAR_TABLE_EXTRA_SLOTS(CT) \ | |
722 | (((CT)->size & PSEUDOVECTOR_SIZE_MASK) - CHAR_TABLE_STANDARD_SLOTS) | |
723 | ||
b96656ce | 724 | /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII |
8ac90470 KH |
725 | and 8-bit Europeans characters. For these characters, do not check |
726 | validity of CT. Do not follow parent. */ | |
727 | #define CHAR_TABLE_REF(CT, IDX) \ | |
6185c1c0 | 728 | ((IDX) >= 0 && (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \ |
2e34157c RS |
729 | ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \ |
730 | ? XCHAR_TABLE (CT)->contents[IDX] \ | |
8ac90470 | 731 | : XCHAR_TABLE (CT)->defalt) \ |
2e34157c | 732 | : Faref (CT, make_number (IDX))) |
b96656ce | 733 | |
29b7163f RS |
734 | /* Almost equivalent to Faref (CT, IDX) with optimization for ASCII |
735 | and 8-bit Europeans characters. However, if the result is nil, | |
736 | return IDX. | |
737 | ||
738 | For these characters, do not check validity of CT | |
739 | and do not follow parent. */ | |
740 | #define CHAR_TABLE_TRANSLATE(CT, IDX) \ | |
741 | ((IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS \ | |
742 | ? (!NILP (XCHAR_TABLE (CT)->contents[IDX]) \ | |
743 | ? XINT (XCHAR_TABLE (CT)->contents[IDX]) \ | |
744 | : IDX) \ | |
745 | : char_table_translate (CT, IDX)) | |
746 | ||
b96656ce | 747 | /* Equivalent to Faset (CT, IDX, VAL) with optimization for ASCII and |
8ac90470 KH |
748 | 8-bit Europeans characters. Do not check validity of CT. */ |
749 | #define CHAR_TABLE_SET(CT, IDX, VAL) \ | |
750 | do { \ | |
751 | if (XFASTINT (IDX) < CHAR_TABLE_SINGLE_BYTE_SLOTS) \ | |
752 | XCHAR_TABLE (CT)->contents[XFASTINT (IDX)] = VAL; \ | |
753 | else \ | |
754 | Faset (CT, IDX, VAL); \ | |
b96656ce KH |
755 | } while (0) |
756 | ||
608ff985 RS |
757 | struct Lisp_Char_Table |
758 | { | |
759 | /* This is the vector's size field, which also holds the | |
760 | pseudovector type information. It holds the size, too. | |
ea724a01 KH |
761 | The size counts the top, defalt, purpose, and parent slots. |
762 | The last three are not counted if this is a sub char table. */ | |
608ff985 RS |
763 | EMACS_INT size; |
764 | struct Lisp_Vector *next; | |
ea724a01 KH |
765 | /* This holds a flag to tell if this is a top level char table (t) |
766 | or a sub char table (nil). */ | |
767 | Lisp_Object top; | |
608ff985 RS |
768 | /* This holds a default value, |
769 | which is used whenever the value for a specific character is nil. */ | |
770 | Lisp_Object defalt; | |
ea724a01 KH |
771 | /* This holds an actual value of each element. A sub char table |
772 | has only SUB_CHAR_TABLE_ORDINARY_SLOTS number of elements. */ | |
773 | Lisp_Object contents[CHAR_TABLE_ORDINARY_SLOTS]; | |
774 | ||
775 | /* A sub char table doesn't has the following slots. */ | |
776 | ||
608ff985 RS |
777 | /* This points to another char table, which we inherit from |
778 | when the value for a specific character is nil. | |
779 | The `defalt' slot takes precedence over this. */ | |
780 | Lisp_Object parent; | |
7f73dc9d RS |
781 | /* This should be a symbol which says what kind of use |
782 | this char-table is meant for. | |
783 | Typically now the values can be `syntax-table' and `display-table'. */ | |
784 | Lisp_Object purpose; | |
608ff985 RS |
785 | /* These hold additional data. */ |
786 | Lisp_Object extras[1]; | |
787 | }; | |
788 | ||
789 | /* A boolvector is a kind of vectorlike, with contents are like a string. */ | |
790 | struct Lisp_Bool_Vector | |
791 | { | |
792 | /* This is the vector's size field. It doesn't have the real size, | |
793 | just the subtype information. */ | |
794 | EMACS_INT vector_size; | |
795 | struct Lisp_Vector *next; | |
796 | /* This is the size in bits. */ | |
797 | EMACS_INT size; | |
798 | /* This contains the actual bits, packed into bytes. */ | |
799 | unsigned char data[1]; | |
800 | }; | |
801 | ||
7c06ac2b RS |
802 | /* This structure describes a built-in function. |
803 | It is generated by the DEFUN macro only. | |
804 | defsubr makes it into a Lisp object. | |
805 | ||
806 | This type is treated in most respects as a pseudovector, | |
807 | but since we never dynamically allocate or free them, | |
808 | we don't need a next-vector field. */ | |
e98227af | 809 | |
3cfe6dfd JB |
810 | struct Lisp_Subr |
811 | { | |
7c06ac2b | 812 | EMACS_INT size; |
3cfe6dfd JB |
813 | Lisp_Object (*function) (); |
814 | short min_args, max_args; | |
815 | char *symbol_name; | |
816 | char *prompt; | |
817 | char *doc; | |
818 | }; | |
5010d3b8 GM |
819 | |
820 | \f | |
a32fa736 GM |
821 | /*********************************************************************** |
822 | Symbols | |
823 | ***********************************************************************/ | |
824 | ||
825 | /* Interned state of a symbol. */ | |
826 | ||
827 | enum symbol_interned | |
828 | { | |
829 | SYMBOL_UNINTERNED = 0, | |
830 | SYMBOL_INTERNED = 1, | |
831 | SYMBOL_INTERNED_IN_INITIAL_OBARRAY = 2 | |
832 | }; | |
833 | ||
834 | /* In a symbol, the markbit of the plist is used as the gc mark bit */ | |
835 | ||
836 | struct Lisp_Symbol | |
837 | { | |
838 | /* Non-zero means symbol serves as a variable alias. The symbol | |
839 | holding the real value is found in the value slot. */ | |
840 | unsigned indirect_variable : 1; | |
841 | ||
842 | /* Non-zero means symbol is constant, i.e. changing its value | |
843 | should signal an error. */ | |
844 | unsigned constant : 1; | |
845 | ||
846 | /* Interned state of the symbol. This is an enumerator from | |
847 | enum symbol_interned. */ | |
848 | unsigned interned : 2; | |
849 | ||
850 | /* The symbol's name. This should become a Lisp_Object | |
851 | some day; there's no need for the Lisp_String pointer nowadays. */ | |
852 | struct Lisp_String *name; | |
853 | ||
854 | /* Value of the symbol or Qunbound if unbound. If this symbol is a | |
855 | defvaralias, `value' contains the symbol for which it is an | |
856 | alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get | |
857 | and set a symbol's value, to take defvaralias into account. */ | |
858 | Lisp_Object value; | |
859 | ||
860 | /* Function value of the symbol or Qunbound if not fcoundp. */ | |
861 | Lisp_Object function; | |
862 | ||
863 | /* The symbol's property list. */ | |
864 | Lisp_Object plist; | |
865 | ||
866 | /* Next symbol in obarray bucket, if the symbol is interned. */ | |
867 | struct Lisp_Symbol *next; | |
868 | }; | |
869 | ||
870 | /* Value is non-zero if SYM is an interned symbol. */ | |
871 | ||
872 | #define SYMBOL_INTERNED_P(sym) \ | |
873 | (XSYMBOL (sym)->interned != SYMBOL_UNINTERNED) | |
874 | ||
875 | /* Value is non-zero if SYM is interned in initial_obarray. */ | |
876 | ||
877 | #define SYMBOL_INTERNED_IN_INITIAL_OBARRAY_P(sym) \ | |
878 | (XSYMBOL (sym)->interned == SYMBOL_INTERNED_IN_INITIAL_OBARRAY) | |
879 | ||
880 | /* Value is non-zero if symbol is considered a constant, i.e. its | |
881 | value cannot be changed (there is an exception for keyword symbols, | |
882 | whose value can be set to the keyword symbol itself). */ | |
883 | ||
884 | #define SYMBOL_CONSTANT_P(sym) XSYMBOL (sym)->constant | |
885 | ||
886 | /* Value is the value of SYM, with defvaralias taken into | |
887 | account. */ | |
888 | ||
889 | #define SYMBOL_VALUE(sym) \ | |
890 | (XSYMBOL (sym)->indirect_variable \ | |
891 | ? XSYMBOL (indirect_variable (sym))->value \ | |
892 | : XSYMBOL (sym)->value) | |
893 | ||
894 | /* Set SYM's value to VAL, taking defvaralias into account. */ | |
895 | ||
896 | #define SET_SYMBOL_VALUE(sym, val) \ | |
897 | do { \ | |
898 | if (XSYMBOL (sym)->indirect_variable) \ | |
899 | XSYMBOL (indirect_variable ((sym)))->value = (val); \ | |
900 | else \ | |
901 | XSYMBOL (sym)->value = (val); \ | |
902 | } while (0) | |
903 | ||
904 | \f | |
5010d3b8 GM |
905 | /*********************************************************************** |
906 | Hash Tables | |
907 | ***********************************************************************/ | |
908 | ||
909 | /* The structure of a Lisp hash table. */ | |
910 | ||
911 | struct Lisp_Hash_Table | |
912 | { | |
913 | /* Vector fields. The hash table code doesn't refer to these. */ | |
914 | EMACS_INT size; | |
915 | struct Lisp_Vector *vec_next; | |
916 | ||
917 | /* Function used to compare keys. */ | |
918 | Lisp_Object test; | |
919 | ||
920 | /* Nil if table is non-weak. Otherwise a symbol describing the | |
921 | weakness of the table. */ | |
922 | Lisp_Object weak; | |
923 | ||
924 | /* When the table is resized, and this is an integer, compute the | |
925 | new size by adding this to the old size. If a float, compute the | |
926 | new size by multiplying the old size with this factor. */ | |
927 | Lisp_Object rehash_size; | |
928 | ||
929 | /* Resize hash table when number of entries/ table size is >= this | |
930 | ratio, a float. */ | |
931 | Lisp_Object rehash_threshold; | |
932 | ||
933 | /* Number of key/value entries in the table. */ | |
934 | Lisp_Object count; | |
935 | ||
936 | /* Vector of keys and values. The key of item I is found at index | |
937 | 2 * I, the value is found at index 2 * I + 1. */ | |
938 | Lisp_Object key_and_value; | |
939 | ||
940 | /* Vector of hash codes.. If hash[I] is nil, this means that that | |
941 | entry I is unused. */ | |
942 | Lisp_Object hash; | |
943 | ||
944 | /* Vector used to chain entries. If entry I is free, next[I] is the | |
945 | entry number of the next free item. If entry I is non-free, | |
946 | next[I] is the index of the next entry in the collision chain. */ | |
947 | Lisp_Object next; | |
948 | ||
949 | /* Index of first free entry in free list. */ | |
950 | Lisp_Object next_free; | |
951 | ||
952 | /* Bucket vector. A non-nil entry is the index of the first item in | |
953 | a collision chain. This vector's size can be larger than the | |
954 | hash table size to reduce collisions. */ | |
955 | Lisp_Object index; | |
956 | ||
957 | /* Next weak hash table if this is a weak hash table. The head | |
958 | of the list is in Vweak_hash_tables. */ | |
959 | Lisp_Object next_weak; | |
960 | ||
961 | /* User-supplied hash function, or nil. */ | |
962 | Lisp_Object user_hash_function; | |
963 | ||
964 | /* User-supplied key comparison function, or nil. */ | |
965 | Lisp_Object user_cmp_function; | |
966 | ||
967 | /* C function to compare two keys. */ | |
968 | int (* cmpfn) P_ ((struct Lisp_Hash_Table *, Lisp_Object, | |
969 | unsigned, Lisp_Object, unsigned)); | |
970 | ||
971 | /* C function to compute hash code. */ | |
972 | unsigned (* hashfn) P_ ((struct Lisp_Hash_Table *, Lisp_Object)); | |
973 | }; | |
974 | ||
975 | ||
976 | #define XHASH_TABLE(OBJ) \ | |
977 | ((struct Lisp_Hash_Table *) XPNTR (OBJ)) | |
978 | ||
979 | #define XSET_HASH_TABLE(VAR, PTR) \ | |
980 | (XSETPSEUDOVECTOR (VAR, PTR, PVEC_HASH_TABLE)) | |
981 | ||
982 | #define HASH_TABLE_P(OBJ) PSEUDOVECTORP (OBJ, PVEC_HASH_TABLE) | |
983 | #define GC_HASH_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_HASH_TABLE) | |
984 | ||
985 | #define CHECK_HASH_TABLE(x, i) \ | |
986 | do \ | |
987 | { \ | |
988 | if (!HASH_TABLE_P ((x))) \ | |
989 | x = wrong_type_argument (Qhash_table_p, (x)); \ | |
990 | } \ | |
991 | while (0) | |
992 | ||
993 | /* Default size for hash tables if not specified. */ | |
994 | ||
995 | #define DEFAULT_HASH_SIZE 65 | |
996 | ||
997 | /* Default threshold specifying when to resize a hash table. The | |
998 | value gives the ratio of current entries in the hash table and the | |
999 | size of the hash table. */ | |
1000 | ||
1001 | #define DEFAULT_REHASH_THRESHOLD 0.8 | |
1002 | ||
1003 | /* Default factor by which to increase the size of a hash table. */ | |
1004 | ||
1005 | #define DEFAULT_REHASH_SIZE 1.5 | |
1006 | ||
ee4c9ce4 | 1007 | \f |
7c06ac2b RS |
1008 | /* These structures are used for various misc types. */ |
1009 | ||
ee4c9ce4 KH |
1010 | /* A miscellaneous object, when it's on the free list. */ |
1011 | struct Lisp_Free | |
1012 | { | |
5bfac5a9 RS |
1013 | int type : 16; /* = Lisp_Misc_Free */ |
1014 | int spacer : 16; | |
ee4c9ce4 KH |
1015 | union Lisp_Misc *chain; |
1016 | }; | |
3cfe6dfd | 1017 | |
609c36fe | 1018 | /* In a marker, the markbit of the chain field is used as the gc mark bit. */ |
3cfe6dfd | 1019 | struct Lisp_Marker |
308e97d0 RS |
1020 | { |
1021 | int type : 16; /* = Lisp_Misc_Marker */ | |
1022 | int spacer : 15; | |
1023 | /* 1 means normal insertion at the marker's position | |
1024 | leaves the marker after the inserted text. */ | |
1025 | unsigned int insertion_type : 1; | |
4ed24bf3 RS |
1026 | /* This is the buffer that the marker points into, |
1027 | or 0 if it points nowhere. */ | |
308e97d0 | 1028 | struct buffer *buffer; |
4ed24bf3 RS |
1029 | |
1030 | /* The remaining fields are meaningless in a marker that | |
1031 | does not point anywhere. */ | |
1032 | ||
1033 | /* For markers that point somewhere, | |
1034 | this is used to chain of all the markers in a given buffer. */ | |
308e97d0 | 1035 | Lisp_Object chain; |
4ed24bf3 RS |
1036 | /* This is the char position where the marker points. */ |
1037 | int charpos; | |
363aa820 RS |
1038 | /* This is the byte position. */ |
1039 | int bytepos; | |
308e97d0 | 1040 | }; |
3cfe6dfd | 1041 | |
ee4c9ce4 KH |
1042 | /* Forwarding pointer to an int variable. |
1043 | This is allowed only in the value cell of a symbol, | |
1044 | and it means that the symbol's value really lives in the | |
1045 | specified int variable. */ | |
1046 | struct Lisp_Intfwd | |
84d1833e | 1047 | { |
5bfac5a9 RS |
1048 | int type : 16; /* = Lisp_Misc_Intfwd */ |
1049 | int spacer : 16; | |
ee4c9ce4 KH |
1050 | int *intvar; |
1051 | }; | |
1052 | ||
1053 | /* Boolean forwarding pointer to an int variable. | |
1054 | This is like Lisp_Intfwd except that the ostensible | |
1055 | "value" of the symbol is t if the int variable is nonzero, | |
1056 | nil if it is zero. */ | |
1057 | struct Lisp_Boolfwd | |
1058 | { | |
5bfac5a9 RS |
1059 | int type : 16; /* = Lisp_Misc_Boolfwd */ |
1060 | int spacer : 16; | |
ee4c9ce4 KH |
1061 | int *boolvar; |
1062 | }; | |
1063 | ||
1064 | /* Forwarding pointer to a Lisp_Object variable. | |
1065 | This is allowed only in the value cell of a symbol, | |
1066 | and it means that the symbol's value really lives in the | |
1067 | specified variable. */ | |
1068 | struct Lisp_Objfwd | |
1069 | { | |
5bfac5a9 RS |
1070 | int type : 16; /* = Lisp_Misc_Objfwd */ |
1071 | int spacer : 16; | |
ee4c9ce4 KH |
1072 | Lisp_Object *objvar; |
1073 | }; | |
1074 | ||
1075 | /* Like Lisp_Objfwd except that value lives in a slot in the | |
1076 | current buffer. Value is byte index of slot within buffer. */ | |
1077 | struct Lisp_Buffer_Objfwd | |
1078 | { | |
5bfac5a9 RS |
1079 | int type : 16; /* = Lisp_Misc_Buffer_Objfwd */ |
1080 | int spacer : 16; | |
ee4c9ce4 | 1081 | int offset; |
84d1833e KH |
1082 | }; |
1083 | ||
65d0110b RS |
1084 | /* struct Lisp_Buffer_Local_Value is used in a symbol value cell when |
1085 | the symbol has buffer-local or frame-local bindings. (Exception: | |
1086 | some buffer-local variables are built-in, with their values stored | |
1087 | in the buffer structure itself. They are handled differently, | |
1088 | using struct Lisp_Buffer_Objfwd.) | |
1089 | ||
1090 | The `realvalue' slot holds the variable's current value, or a | |
1091 | forwarding pointer to where that value is kept. This value is the | |
1092 | one that corresponds to the loaded binding. To read or set the | |
1093 | variable, you must first make sure the right binding is loaded; | |
1094 | then you can access the value in (or through) `realvalue'. | |
1095 | ||
1096 | `buffer' and `frame' are the buffer and frame for which the loaded | |
1097 | binding was found. If those have changed, to make sure the right | |
1098 | binding is loaded it is necessary to find which binding goes with | |
1099 | the current buffer and selected frame, then load it. To load it, | |
1100 | first unload the previous binding, then copy the value of the new | |
1101 | binding into `realvalue' (or through it). Also update | |
1102 | LOADED-BINDING to point to the newly loaded binding. | |
7d65f1c2 KH |
1103 | |
1104 | Lisp_Misc_Buffer_Local_Value and Lisp_Misc_Some_Buffer_Local_Value | |
65d0110b RS |
1105 | both use this kind of structure. With the former, merely setting |
1106 | the variable creates a local binding for the current buffer. With | |
1107 | the latter, setting the variable does not do that; only | |
1108 | make-local-variable does that. */ | |
1109 | ||
7d65f1c2 KH |
1110 | struct Lisp_Buffer_Local_Value |
1111 | { | |
4bfba59e RS |
1112 | int type : 16; /* = Lisp_Misc_Buffer_Local_Value |
1113 | or Lisp_Misc_Some_Buffer_Local_Value */ | |
1114 | int spacer : 13; | |
65d0110b RS |
1115 | |
1116 | /* 1 means this variable is allowed to have frame-local bindings, | |
1117 | so check for them when looking for the proper binding. */ | |
4bfba59e | 1118 | unsigned int check_frame : 1; |
65d0110b RS |
1119 | /* 1 means that the binding now loaded was found |
1120 | as a local binding for the buffer in the `buffer' slot. */ | |
4bfba59e | 1121 | unsigned int found_for_buffer : 1; |
65d0110b RS |
1122 | /* 1 means that the binding now loaded was found |
1123 | as a local binding for the frame in the `frame' slot. */ | |
4bfba59e RS |
1124 | unsigned int found_for_frame : 1; |
1125 | Lisp_Object realvalue; | |
65d0110b | 1126 | /* The buffer and frame for which the loaded binding was found. */ |
4bfba59e | 1127 | Lisp_Object buffer, frame; |
65d0110b RS |
1128 | |
1129 | /* A cons cell, (LOADED-BINDING . DEFAULT-VALUE). | |
1130 | ||
1131 | LOADED-BINDING is the binding now loaded. It is a cons cell | |
1132 | whose cdr is the binding's value. The cons cell may be an | |
1133 | element of a buffer's local-variable alist, or an element of a | |
1134 | frame's parameter alist, or it may be this cons cell. | |
1135 | ||
1136 | DEFAULT-VALUE is the variable's default value, seen when the | |
1137 | current buffer and selected frame do not have their own | |
1138 | bindings for the variable. When the default binding is loaded, | |
1139 | LOADED-BINDING is actually this very cons cell; thus, its car | |
1140 | points to itself. */ | |
4bfba59e | 1141 | Lisp_Object cdr; |
7d65f1c2 KH |
1142 | }; |
1143 | ||
ce7d8eec KH |
1144 | /* In an overlay object, the mark bit of the plist is used as the GC mark. |
1145 | START and END are markers in the overlay's buffer, and | |
1146 | PLIST is the overlay's property list. */ | |
1147 | struct Lisp_Overlay | |
1148 | { | |
5bfac5a9 RS |
1149 | int type : 16; /* = Lisp_Misc_Overlay */ |
1150 | int spacer : 16; | |
ce7d8eec KH |
1151 | Lisp_Object start, end, plist; |
1152 | }; | |
5bfac5a9 | 1153 | |
f334de0e | 1154 | /* Like Lisp_Objfwd except that value lives in a slot in the |
32462604 KH |
1155 | current kboard. */ |
1156 | struct Lisp_Kboard_Objfwd | |
f334de0e | 1157 | { |
32462604 | 1158 | int type : 16; /* = Lisp_Misc_Kboard_Objfwd */ |
f334de0e KH |
1159 | int spacer : 16; |
1160 | int offset; | |
1161 | }; | |
1162 | ||
5bfac5a9 | 1163 | |
a7aa28f6 RS |
1164 | /* To get the type field of a union Lisp_Misc, use XMISCTYPE. |
1165 | It uses one of these struct subtypes to get the type field. */ | |
1166 | ||
84d1833e KH |
1167 | union Lisp_Misc |
1168 | { | |
84d1833e KH |
1169 | struct Lisp_Free u_free; |
1170 | struct Lisp_Marker u_marker; | |
ee4c9ce4 KH |
1171 | struct Lisp_Intfwd u_intfwd; |
1172 | struct Lisp_Boolfwd u_boolfwd; | |
1173 | struct Lisp_Objfwd u_objfwd; | |
1174 | struct Lisp_Buffer_Objfwd u_buffer_objfwd; | |
7d65f1c2 | 1175 | struct Lisp_Buffer_Local_Value u_buffer_local_value; |
ce7d8eec | 1176 | struct Lisp_Overlay u_overlay; |
32462604 | 1177 | struct Lisp_Kboard_Objfwd u_kboard_objfwd; |
84d1833e | 1178 | }; |
7c06ac2b | 1179 | \f |
cc94f3b2 | 1180 | /* Lisp floating point type */ |
3cfe6dfd JB |
1181 | struct Lisp_Float |
1182 | { | |
e98227af | 1183 | Lisp_Object type; /* essentially used for mark-bit |
3cfe6dfd | 1184 | and chaining when on free-list */ |
8f34f70a KR |
1185 | #ifdef HIDE_LISP_IMPLEMENTATION |
1186 | double data_; | |
1187 | #else | |
e98227af | 1188 | double data; |
8f34f70a | 1189 | #endif |
3cfe6dfd | 1190 | }; |
8f34f70a KR |
1191 | |
1192 | #ifdef HIDE_LISP_IMPLEMENTATION | |
1193 | #define XFLOAT_DATA(f) (XFLOAT (f)->data_) | |
1194 | #else | |
1195 | #define XFLOAT_DATA(f) (XFLOAT (f)->data) | |
1196 | #endif | |
3cfe6dfd JB |
1197 | |
1198 | /* A character, declared with the following typedef, is a member | |
99a3d506 | 1199 | of some character set associated with the current buffer. */ |
b2ba7b00 RS |
1200 | #ifndef _UCHAR_T /* Protect against something in ctab.h on AIX. */ |
1201 | #define _UCHAR_T | |
3cfe6dfd | 1202 | typedef unsigned char UCHAR; |
b2ba7b00 | 1203 | #endif |
3cfe6dfd JB |
1204 | |
1205 | /* Meanings of slots in a Lisp_Compiled: */ | |
1206 | ||
1207 | #define COMPILED_ARGLIST 0 | |
1208 | #define COMPILED_BYTECODE 1 | |
1209 | #define COMPILED_CONSTANTS 2 | |
1210 | #define COMPILED_STACK_DEPTH 3 | |
1211 | #define COMPILED_DOC_STRING 4 | |
1212 | #define COMPILED_INTERACTIVE 5 | |
88dbfee5 | 1213 | |
d03f79ef JB |
1214 | /* Flag bits in a character. These also get used in termhooks.h. |
1215 | Richard Stallman <rms@gnu.ai.mit.edu> thinks that MULE | |
7c06ac2b RS |
1216 | (MUlti-Lingual Emacs) might need 22 bits for the character value |
1217 | itself, so we probably shouldn't use any bits lower than 0x0400000. */ | |
1218 | #define CHAR_ALT (0x0400000) | |
1219 | #define CHAR_SUPER (0x0800000) | |
1220 | #define CHAR_HYPER (0x1000000) | |
1221 | #define CHAR_SHIFT (0x2000000) | |
1222 | #define CHAR_CTL (0x4000000) | |
1223 | #define CHAR_META (0x8000000) | |
703f2808 | 1224 | |
048151c1 KH |
1225 | #define CHAR_MODIFIER_MASK \ |
1226 | (CHAR_ALT | CHAR_SUPER | CHAR_HYPER | CHAR_SHIFT | CHAR_CTL | CHAR_META) | |
1227 | ||
1228 | ||
6b768554 KH |
1229 | /* Actually, the current Emacs uses 19 bits for the character value |
1230 | itself. */ | |
1231 | #define CHARACTERBITS 19 | |
1232 | ||
b0ca4f56 KH |
1233 | /* The maximum byte size consumed by push_key_description. |
1234 | All callers should assure that at least this size of memory is | |
1235 | allocated at the place pointed by the second argument. | |
1236 | ||
1237 | Thers are 6 modifiers, each consumes 2 chars. | |
1238 | The octal form of a character code consumes | |
1239 | (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head). | |
1240 | We need one more byte for string terminator `\0'. */ | |
1241 | #define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1) | |
1242 | ||
e6faba7f RS |
1243 | #ifdef USE_X_TOOLKIT |
1244 | #ifdef NO_UNION_TYPE | |
1245 | /* Use this for turning a (void *) into a Lisp_Object, as when the | |
1246 | Lisp_Object is passed into a toolkit callback function. */ | |
1247 | #define VOID_TO_LISP(larg,varg) \ | |
1248 | do { ((larg) = ((Lisp_Object) (varg))); } while (0) | |
1249 | #define CVOID_TO_LISP VOID_TO_LISP | |
1250 | ||
1251 | /* Use this for turning a Lisp_Object into a (void *), as when the | |
1252 | Lisp_Object is passed into a toolkit callback function. */ | |
1253 | #define LISP_TO_VOID(larg) ((void *) (larg)) | |
1254 | #define LISP_TO_CVOID(varg) ((const void *) (larg)) | |
1255 | ||
1256 | #else /* not NO_UNION_TYPE */ | |
1257 | /* Use this for turning a (void *) into a Lisp_Object, as when the | |
1258 | Lisp_Object is passed into a toolkit callback function. */ | |
1259 | #define VOID_TO_LISP(larg,varg) \ | |
1260 | do { ((larg).v = (void *) (varg)); } while (0) | |
1261 | #define CVOID_TO_LISP(larg,varg) \ | |
1262 | do { ((larg).cv = (const void *) (varg)); } while (0) | |
1263 | ||
1264 | /* Use this for turning a Lisp_Object into a (void *), as when the | |
1265 | Lisp_Object is passed into a toolkit callback function. */ | |
1266 | #define LISP_TO_VOID(larg) ((larg).v) | |
1267 | #define LISP_TO_CVOID(larg) ((larg).cv) | |
1268 | #endif /* not NO_UNION_TYPE */ | |
1269 | #endif /* USE_X_TOOLKIT */ | |
1270 | ||
703f2808 JB |
1271 | \f |
1272 | /* The glyph datatype, used to represent characters on the display. */ | |
1273 | ||
3b0fee46 KH |
1274 | /* Glyph code to use as an index to the glyph table. If it is out of |
1275 | range for the glyph table, or the corresonding element in the table | |
1276 | is nil, the low 8 bits are the single byte character code, and the | |
1277 | bits above are the numeric face ID. If FID is the face ID of a | |
1278 | glyph on a frame F, then F->display.x->faces[FID] contains the | |
1279 | description of that face. This is an int instead of a short, so we | |
1280 | can support a good bunch of face ID's (2^(31 - 8)); given that we | |
6b768554 | 1281 | have no mechanism for tossing unused frame face ID's yet, we'll |
3b0fee46 KH |
1282 | probably run out of 255 pretty quickly. |
1283 | This is always -1 for a multibyte character. */ | |
1284 | #define GLYPH int | |
1285 | ||
6b768554 | 1286 | /* Mask bits for face. */ |
7363a903 | 1287 | #define GLYPH_MASK_FACE 0x7FF80000 |
3b0fee46 | 1288 | /* Mask bits for character code. */ |
7363a903 | 1289 | #define GLYPH_MASK_CHAR 0x0007FFFF /* The lowest 19 bits */ |
6b768554 | 1290 | |
49b0dd75 KH |
1291 | /* The FAST macros assume that we already know we're in an X window. */ |
1292 | ||
3b0fee46 | 1293 | /* Set a character code and a face ID in a glyph G. */ |
7363a903 | 1294 | #define FAST_MAKE_GLYPH(char, face) ((char) | ((face) << CHARACTERBITS)) |
703f2808 JB |
1295 | |
1296 | /* Return a glyph's character code. */ | |
6b768554 | 1297 | #define FAST_GLYPH_CHAR(glyph) ((glyph) & GLYPH_MASK_CHAR) |
703f2808 JB |
1298 | |
1299 | /* Return a glyph's face ID. */ | |
7363a903 | 1300 | #define FAST_GLYPH_FACE(glyph) (((glyph) & GLYPH_MASK_FACE) >> CHARACTERBITS) |
49b0dd75 KH |
1301 | |
1302 | /* Slower versions that test the frame type first. */ | |
5010d3b8 GM |
1303 | #define MAKE_GLYPH(f, char, face) (FAST_MAKE_GLYPH (char, face)) |
1304 | #define GLYPH_CHAR(f, g) (FAST_GLYPH_CHAR (g)) | |
1305 | #define GLYPH_FACE(f, g) (FAST_GLYPH_FACE (g)) | |
703f2808 | 1306 | |
b96656ce | 1307 | /* Return 1 iff GLYPH contains valid character code. */ |
e9726794 | 1308 | #define GLYPH_CHAR_VALID_P(glyph) CHAR_VALID_P (FAST_GLYPH_CHAR (glyph), 1) |
b96656ce | 1309 | |
4606cc9d RS |
1310 | /* The ID of the mode line highlighting face. */ |
1311 | #define GLYPH_MODE_LINE_FACE 1 | |
3cfe6dfd JB |
1312 | \f |
1313 | /* Data type checking */ | |
1314 | ||
efb859b4 | 1315 | #define NILP(x) (XFASTINT (x) == XFASTINT (Qnil)) |
f498e3b2 | 1316 | #define GC_NILP(x) GC_EQ (x, Qnil) |
3cfe6dfd | 1317 | |
c5af3bb9 | 1318 | #define NUMBERP(x) (INTEGERP (x) || FLOATP (x)) |
c1a2bfad | 1319 | #define GC_NUMBERP(x) (GC_INTEGERP (x) || GC_FLOATP (x)) |
a4a9f09f | 1320 | #define NATNUMP(x) (INTEGERP (x) && XINT (x) >= 0) |
c1a2bfad | 1321 | #define GC_NATNUMP(x) (GC_INTEGERP (x) && XINT (x) >= 0) |
4746118a | 1322 | |
edfa9106 | 1323 | #define INTEGERP(x) (XTYPE ((x)) == Lisp_Int) |
c1a2bfad | 1324 | #define GC_INTEGERP(x) (XGCTYPE ((x)) == Lisp_Int) |
edfa9106 | 1325 | #define SYMBOLP(x) (XTYPE ((x)) == Lisp_Symbol) |
c1a2bfad | 1326 | #define GC_SYMBOLP(x) (XGCTYPE ((x)) == Lisp_Symbol) |
84d1833e | 1327 | #define MISCP(x) (XTYPE ((x)) == Lisp_Misc) |
c1a2bfad | 1328 | #define GC_MISCP(x) (XGCTYPE ((x)) == Lisp_Misc) |
b5088f80 KH |
1329 | #define VECTORLIKEP(x) (XTYPE ((x)) == Lisp_Vectorlike) |
1330 | #define GC_VECTORLIKEP(x) (XGCTYPE ((x)) == Lisp_Vectorlike) | |
edfa9106 | 1331 | #define STRINGP(x) (XTYPE ((x)) == Lisp_String) |
c1a2bfad | 1332 | #define GC_STRINGP(x) (XGCTYPE ((x)) == Lisp_String) |
3cfe6dfd | 1333 | #define CONSP(x) (XTYPE ((x)) == Lisp_Cons) |
c1a2bfad | 1334 | #define GC_CONSP(x) (XGCTYPE ((x)) == Lisp_Cons) |
7c06ac2b | 1335 | |
edfa9106 | 1336 | #define FLOATP(x) (XTYPE ((x)) == Lisp_Float) |
c1a2bfad | 1337 | #define GC_FLOATP(x) (XGCTYPE ((x)) == Lisp_Float) |
b5088f80 KH |
1338 | #define VECTORP(x) (VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG)) |
1339 | #define GC_VECTORP(x) (GC_VECTORLIKEP (x) && !(XVECTOR (x)->size & PSEUDOVECTOR_FLAG)) | |
a7aa28f6 RS |
1340 | #define OVERLAYP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay) |
1341 | #define GC_OVERLAYP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Overlay) | |
1342 | #define MARKERP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker) | |
1343 | #define GC_MARKERP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Marker) | |
1344 | #define INTFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd) | |
1345 | #define GC_INTFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Intfwd) | |
1346 | #define BOOLFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd) | |
1347 | #define GC_BOOLFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Boolfwd) | |
1348 | #define OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd) | |
1349 | #define GC_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Objfwd) | |
1350 | #define BUFFER_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd) | |
1351 | #define GC_BUFFER_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Objfwd) | |
1352 | #define BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value) | |
1353 | #define GC_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Buffer_Local_Value) | |
1354 | #define SOME_BUFFER_LOCAL_VALUEP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value) | |
1355 | #define GC_SOME_BUFFER_LOCAL_VALUEP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Some_Buffer_Local_Value) | |
1356 | #define KBOARD_OBJFWDP(x) (MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd) | |
1357 | #define GC_KBOARD_OBJFWDP(x) (GC_MISCP (x) && XMISCTYPE (x) == Lisp_Misc_Kboard_Objfwd) | |
edfa9106 | 1358 | |
7c06ac2b | 1359 | |
303a5c93 | 1360 | /* True if object X is a pseudovector whose code is CODE. */ |
7c06ac2b RS |
1361 | #define PSEUDOVECTORP(x, code) \ |
1362 | (VECTORLIKEP (x) \ | |
1363 | && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \ | |
1364 | == (PSEUDOVECTOR_FLAG | (code)))) | |
1365 | ||
303a5c93 | 1366 | /* True if object X is a pseudovector whose code is CODE. |
7c06ac2b RS |
1367 | This one works during GC. */ |
1368 | #define GC_PSEUDOVECTORP(x, code) \ | |
1369 | (GC_VECTORLIKEP (x) \ | |
1370 | && (((XVECTOR (x)->size & (PSEUDOVECTOR_FLAG | (code)))) \ | |
1371 | == (PSEUDOVECTOR_FLAG | (code)))) | |
1372 | ||
1373 | /* Test for specific pseudovector types. */ | |
1374 | #define WINDOW_CONFIGURATIONP(x) PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION) | |
1375 | #define GC_WINDOW_CONFIGURATIONP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW_CONFIGURATION) | |
1376 | #define PROCESSP(x) PSEUDOVECTORP (x, PVEC_PROCESS) | |
1377 | #define GC_PROCESSP(x) GC_PSEUDOVECTORP (x, PVEC_PROCESS) | |
1378 | #define WINDOWP(x) PSEUDOVECTORP (x, PVEC_WINDOW) | |
1379 | #define GC_WINDOWP(x) GC_PSEUDOVECTORP (x, PVEC_WINDOW) | |
1380 | #define SUBRP(x) PSEUDOVECTORP (x, PVEC_SUBR) | |
1381 | #define GC_SUBRP(x) GC_PSEUDOVECTORP (x, PVEC_SUBR) | |
1382 | #define COMPILEDP(x) PSEUDOVECTORP (x, PVEC_COMPILED) | |
1383 | #define GC_COMPILEDP(x) GC_PSEUDOVECTORP (x, PVEC_COMPILED) | |
99a3d506 RS |
1384 | #define BUFFERP(x) PSEUDOVECTORP (x, PVEC_BUFFER) |
1385 | #define GC_BUFFERP(x) GC_PSEUDOVECTORP (x, PVEC_BUFFER) | |
608ff985 RS |
1386 | #define CHAR_TABLE_P(x) PSEUDOVECTORP (x, PVEC_CHAR_TABLE) |
1387 | #define GC_CHAR_TABLE_P(x) GC_PSEUDOVECTORP (x, PVEC_CHAR_TABLE) | |
1388 | #define BOOL_VECTOR_P(x) PSEUDOVECTORP (x, PVEC_BOOL_VECTOR) | |
1389 | #define GC_BOOL_VECTOR_P(x) GC_PSEUDOVECTORP (x, PVEC_BOOL_VECTOR) | |
7c06ac2b RS |
1390 | #define FRAMEP(x) PSEUDOVECTORP (x, PVEC_FRAME) |
1391 | #define GC_FRAMEP(x) GC_PSEUDOVECTORP (x, PVEC_FRAME) | |
ea724a01 KH |
1392 | |
1393 | #define SUB_CHAR_TABLE_P(x) (CHAR_TABLE_P (x) && NILP (XCHAR_TABLE (x)->top)) | |
7c06ac2b | 1394 | \f |
3cfe6dfd | 1395 | #define EQ(x, y) (XFASTINT (x) == XFASTINT (y)) |
f498e3b2 | 1396 | #define GC_EQ(x, y) (XGCTYPE (x) == XGCTYPE (y) && XPNTR (x) == XPNTR (y)) |
4746118a | 1397 | |
3cfe6dfd | 1398 | #define CHECK_LIST(x, i) \ |
c5af3bb9 | 1399 | do { if (!CONSP ((x)) && !NILP (x)) x = wrong_type_argument (Qlistp, (x)); } while (0) |
3cfe6dfd JB |
1400 | |
1401 | #define CHECK_STRING(x, i) \ | |
c5af3bb9 | 1402 | do { if (!STRINGP ((x))) x = wrong_type_argument (Qstringp, (x)); } while (0) |
3cfe6dfd JB |
1403 | |
1404 | #define CHECK_CONS(x, i) \ | |
c5af3bb9 | 1405 | do { if (!CONSP ((x))) x = wrong_type_argument (Qconsp, (x)); } while (0) |
3cfe6dfd JB |
1406 | |
1407 | #define CHECK_SYMBOL(x, i) \ | |
c5af3bb9 | 1408 | do { if (!SYMBOLP ((x))) x = wrong_type_argument (Qsymbolp, (x)); } while (0) |
3cfe6dfd | 1409 | |
608ff985 | 1410 | #define CHECK_CHAR_TABLE(x, i) \ |
a97eb3f3 | 1411 | do { if (!CHAR_TABLE_P ((x))) \ |
608ff985 RS |
1412 | x = wrong_type_argument (Qchar_table_p, (x)); } while (0) |
1413 | ||
3cfe6dfd | 1414 | #define CHECK_VECTOR(x, i) \ |
c5af3bb9 | 1415 | do { if (!VECTORP ((x))) x = wrong_type_argument (Qvectorp, (x)); } while (0) |
3cfe6dfd | 1416 | |
7f73dc9d RS |
1417 | #define CHECK_VECTOR_OR_CHAR_TABLE(x, i) \ |
1418 | do { if (!VECTORP ((x)) && !CHAR_TABLE_P ((x))) \ | |
1419 | x = wrong_type_argument (Qvector_or_char_table_p, (x)); \ | |
1420 | } while (0) | |
1421 | ||
3cfe6dfd | 1422 | #define CHECK_BUFFER(x, i) \ |
c5af3bb9 | 1423 | do { if (!BUFFERP ((x))) x = wrong_type_argument (Qbufferp, (x)); } while (0) |
3cfe6dfd JB |
1424 | |
1425 | #define CHECK_WINDOW(x, i) \ | |
c5af3bb9 | 1426 | do { if (!WINDOWP ((x))) x = wrong_type_argument (Qwindowp, (x)); } while (0) |
3cfe6dfd | 1427 | |
03273ec5 | 1428 | /* This macro rejects windows on the interior of the window tree as |
e98227af | 1429 | "dead", which is what we want; this is an argument-checking macro, and |
03273ec5 JB |
1430 | the user should never get access to interior windows. |
1431 | ||
1432 | A window of any sort, leaf or interior, is dead iff the buffer, | |
1433 | vchild, and hchild members are all nil. */ | |
1434 | ||
1435 | #define CHECK_LIVE_WINDOW(x, i) \ | |
2ad18bfd | 1436 | do { \ |
c5af3bb9 | 1437 | if (!WINDOWP ((x)) \ |
03273ec5 | 1438 | || NILP (XWINDOW ((x))->buffer)) \ |
806b4d9b | 1439 | x = wrong_type_argument (Qwindow_live_p, (x)); \ |
2ad18bfd | 1440 | } while (0) |
03273ec5 | 1441 | |
3cfe6dfd | 1442 | #define CHECK_PROCESS(x, i) \ |
c5af3bb9 | 1443 | do { if (!PROCESSP ((x))) x = wrong_type_argument (Qprocessp, (x)); } while (0) |
3cfe6dfd JB |
1444 | |
1445 | #define CHECK_NUMBER(x, i) \ | |
c5af3bb9 | 1446 | do { if (!INTEGERP ((x))) x = wrong_type_argument (Qintegerp, (x)); } while (0) |
3cfe6dfd JB |
1447 | |
1448 | #define CHECK_NATNUM(x, i) \ | |
a4a9f09f | 1449 | do { if (!NATNUMP (x)) x = wrong_type_argument (Qwholenump, (x)); } while (0) |
3cfe6dfd JB |
1450 | |
1451 | #define CHECK_MARKER(x, i) \ | |
c5af3bb9 | 1452 | do { if (!MARKERP ((x))) x = wrong_type_argument (Qmarkerp, (x)); } while (0) |
3cfe6dfd JB |
1453 | |
1454 | #define CHECK_NUMBER_COERCE_MARKER(x, i) \ | |
221f4ef3 | 1455 | do { if (MARKERP ((x))) XSETFASTINT (x, marker_position (x)); \ |
c5af3bb9 | 1456 | else if (!INTEGERP ((x))) x = wrong_type_argument (Qinteger_or_marker_p, (x)); } while (0) |
3cfe6dfd | 1457 | |
3cfe6dfd JB |
1458 | #define XFLOATINT(n) extract_float((n)) |
1459 | ||
1460 | #define CHECK_FLOAT(x, i) \ | |
c5af3bb9 | 1461 | do { if (!FLOATP (x)) \ |
2ad18bfd | 1462 | x = wrong_type_argument (Qfloatp, (x)); } while (0) |
3cfe6dfd JB |
1463 | |
1464 | #define CHECK_NUMBER_OR_FLOAT(x, i) \ | |
c5af3bb9 | 1465 | do { if (!FLOATP (x) && !INTEGERP (x)) \ |
2ad18bfd | 1466 | x = wrong_type_argument (Qnumberp, (x)); } while (0) |
3cfe6dfd JB |
1467 | |
1468 | #define CHECK_NUMBER_OR_FLOAT_COERCE_MARKER(x, i) \ | |
221f4ef3 | 1469 | do { if (MARKERP (x)) XSETFASTINT (x, marker_position (x)); \ |
c5af3bb9 | 1470 | else if (!INTEGERP (x) && !FLOATP (x)) \ |
2ad18bfd | 1471 | x = wrong_type_argument (Qnumber_or_marker_p, (x)); } while (0) |
3cfe6dfd | 1472 | |
20280af7 | 1473 | #define CHECK_OVERLAY(x, i) \ |
c5af3bb9 | 1474 | do { if (!OVERLAYP ((x))) x = wrong_type_argument (Qoverlayp, (x));} while (0) |
20280af7 | 1475 | |
3cfe6dfd JB |
1476 | /* Cast pointers to this type to compare them. Some machines want int. */ |
1477 | #ifndef PNTR_COMPARISON_TYPE | |
68c45bf0 | 1478 | #define PNTR_COMPARISON_TYPE EMACS_UINT |
3cfe6dfd JB |
1479 | #endif |
1480 | \f | |
1481 | /* Define a built-in function for calling from Lisp. | |
1482 | `lname' should be the name to give the function in Lisp, | |
1483 | as a null-terminated C string. | |
1484 | `fnname' should be the name of the function in C. | |
1485 | By convention, it starts with F. | |
1486 | `sname' should be the name for the C constant structure | |
1487 | that records information on this function for internal use. | |
1488 | By convention, it should be the same as `fnname' but with S instead of F. | |
1489 | It's too bad that C macros can't compute this from `fnname'. | |
1490 | `minargs' should be a number, the minimum number of arguments allowed. | |
1491 | `maxargs' should be a number, the maximum number of arguments allowed, | |
1492 | or else MANY or UNEVALLED. | |
1493 | MANY means pass a vector of evaluated arguments, | |
1494 | in the form of an integer number-of-arguments | |
1495 | followed by the address of a vector of Lisp_Objects | |
1496 | which contains the argument values. | |
1497 | UNEVALLED means pass the list of unevaluated arguments | |
1498 | `prompt' says how to read arguments for an interactive call. | |
eab9d423 | 1499 | See the doc string for `interactive'. |
3cfe6dfd | 1500 | A null string means call interactively with no arguments. |
eab9d423 | 1501 | `doc' is documentation for the user. */ |
3cfe6dfd | 1502 | |
9d936abc DL |
1503 | #if (!defined (__STDC__) && !defined (PROTOTYPES)) \ |
1504 | || defined (USE_NONANSI_DEFUN) | |
7c06ac2b RS |
1505 | #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \ |
1506 | Lisp_Object fnname (); \ | |
1507 | struct Lisp_Subr sname = \ | |
1508 | { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \ | |
1509 | fnname, minargs, maxargs, lname, prompt, 0}; \ | |
3cfe6dfd JB |
1510 | Lisp_Object fnname |
1511 | ||
c451d7b1 RS |
1512 | #else |
1513 | ||
1514 | /* This version of DEFUN declares a function prototype with the right | |
99a3d506 | 1515 | arguments, so we can catch errors with maxargs at compile-time. */ |
7c06ac2b RS |
1516 | #define DEFUN(lname, fnname, sname, minargs, maxargs, prompt, doc) \ |
1517 | Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \ | |
1518 | struct Lisp_Subr sname = \ | |
1519 | { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \ | |
1520 | fnname, minargs, maxargs, lname, prompt, 0}; \ | |
c451d7b1 RS |
1521 | Lisp_Object fnname |
1522 | ||
1523 | /* Note that the weird token-substitution semantics of ANSI C makes | |
99a3d506 | 1524 | this work for MANY and UNEVALLED. */ |
c451d7b1 RS |
1525 | #define DEFUN_ARGS_MANY (int, Lisp_Object *) |
1526 | #define DEFUN_ARGS_UNEVALLED (Lisp_Object) | |
1527 | #define DEFUN_ARGS_0 (void) | |
1528 | #define DEFUN_ARGS_1 (Lisp_Object) | |
1529 | #define DEFUN_ARGS_2 (Lisp_Object, Lisp_Object) | |
1530 | #define DEFUN_ARGS_3 (Lisp_Object, Lisp_Object, Lisp_Object) | |
1531 | #define DEFUN_ARGS_4 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object) | |
1532 | #define DEFUN_ARGS_5 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ | |
1533 | Lisp_Object) | |
1534 | #define DEFUN_ARGS_6 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ | |
1535 | Lisp_Object, Lisp_Object) | |
1536 | #define DEFUN_ARGS_7 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ | |
1537 | Lisp_Object, Lisp_Object, Lisp_Object) | |
5593f7e3 KH |
1538 | #define DEFUN_ARGS_8 (Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, \ |
1539 | Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object) | |
c451d7b1 RS |
1540 | #endif |
1541 | ||
276680c4 GM |
1542 | /* Non-zero if OBJ is a Lisp function. */ |
1543 | ||
1544 | #define FUNCTIONP(OBJ) \ | |
1545 | ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \ | |
1546 | || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \ | |
1547 | || COMPILEDP (OBJ) \ | |
1548 | || SUBRP (OBJ)) | |
1549 | ||
3cfe6dfd | 1550 | /* defsubr (Sname); |
99a3d506 | 1551 | is how we define the symbol for function `name' at start-up time. */ |
526a2be7 | 1552 | extern void defsubr P_ ((struct Lisp_Subr *)); |
3cfe6dfd JB |
1553 | |
1554 | #define MANY -2 | |
1555 | #define UNEVALLED -1 | |
1556 | ||
526a2be7 AS |
1557 | extern void defvar_lisp P_ ((char *, Lisp_Object *)); |
1558 | extern void defvar_lisp_nopro P_ ((char *, Lisp_Object *)); | |
1559 | extern void defvar_bool P_ ((char *, int *)); | |
1560 | extern void defvar_int P_ ((char *, int *)); | |
1561 | extern void defvar_per_buffer P_ ((char *, Lisp_Object *, Lisp_Object, char *)); | |
1562 | extern void defvar_kboard P_ ((char *, int)); | |
3cfe6dfd JB |
1563 | |
1564 | /* Macros we use to define forwarded Lisp variables. | |
1565 | These are used in the syms_of_FILENAME functions. */ | |
1566 | ||
3cfe6dfd JB |
1567 | #define DEFVAR_LISP(lname, vname, doc) defvar_lisp (lname, vname) |
1568 | #define DEFVAR_LISP_NOPRO(lname, vname, doc) defvar_lisp_nopro (lname, vname) | |
1569 | #define DEFVAR_BOOL(lname, vname, doc) defvar_bool (lname, vname) | |
1570 | #define DEFVAR_INT(lname, vname, doc) defvar_int (lname, vname) | |
ef15f270 JB |
1571 | #define DEFVAR_PER_BUFFER(lname, vname, type, doc) \ |
1572 | defvar_per_buffer (lname, vname, type, 0) | |
32462604 KH |
1573 | #define DEFVAR_KBOARD(lname, vname, doc) \ |
1574 | defvar_kboard (lname, \ | |
1575 | (int)((char *)(¤t_kboard->vname) \ | |
1576 | - (char *)current_kboard)) | |
3cfe6dfd | 1577 | \f |
78ca380c JB |
1578 | /* Structure for recording Lisp call stack for backtrace purposes. */ |
1579 | ||
1580 | /* The special binding stack holds the outer values of variables while | |
1581 | they are bound by a function application or a let form, stores the | |
1582 | code to be executed for Lisp unwind-protect forms, and stores the C | |
1583 | functions to be called for record_unwind_protect. | |
1584 | ||
1585 | If func is non-zero, undoing this binding applies func to old_value; | |
1586 | This implements record_unwind_protect. | |
1587 | If func is zero and symbol is nil, undoing this binding evaluates | |
1588 | the list of forms in old_value; this implements Lisp's unwind-protect | |
1589 | form. | |
5fd6e274 RS |
1590 | |
1591 | Otherwise, the element is a variable binding. | |
3326dc20 | 1592 | |
5fd6e274 | 1593 | If the symbol field is a symbol, it is an ordinary variable binding. |
3326dc20 | 1594 | |
2d160521 GM |
1595 | Otherwise, it should be a structure (SYMBOL WHERE |
1596 | . CURRENT-BUFFER), which means having bound a local value while | |
1597 | CURRENT-BUFFER was active. If WHERE is nil this means we saw the | |
3326dc20 | 1598 | default value when binding SYMBOL. WHERE being a buffer or frame |
2d160521 GM |
1599 | means we saw a buffer-local or frame-local value. Other values of |
1600 | WHERE mean an internal error. */ | |
5fd6e274 | 1601 | |
3cfe6dfd JB |
1602 | struct specbinding |
1603 | { | |
1604 | Lisp_Object symbol, old_value; | |
526a2be7 | 1605 | Lisp_Object (*func) P_ ((Lisp_Object)); |
3cfe6dfd JB |
1606 | Lisp_Object unused; /* Dividing by 16 is faster than by 12 */ |
1607 | }; | |
1608 | ||
1609 | extern struct specbinding *specpdl; | |
1610 | extern struct specbinding *specpdl_ptr; | |
1611 | extern int specpdl_size; | |
1612 | ||
acb8dc44 GM |
1613 | #define BINDING_STACK_SIZE() (specpdl_ptr - specpdl) |
1614 | ||
78ca380c | 1615 | /* Everything needed to describe an active condition case. */ |
3cfe6dfd JB |
1616 | struct handler |
1617 | { | |
78ca380c | 1618 | /* The handler clauses and variable from the condition-case form. */ |
3cfe6dfd JB |
1619 | Lisp_Object handler; |
1620 | Lisp_Object var; | |
22bbbd42 RS |
1621 | /* Fsignal stores here the condition-case clause that applies, |
1622 | and Fcondition_case thus knows which clause to run. */ | |
1623 | Lisp_Object chosen_clause; | |
78ca380c JB |
1624 | |
1625 | /* Used to effect the longjump out to the handler. */ | |
3cfe6dfd | 1626 | struct catchtag *tag; |
78ca380c JB |
1627 | |
1628 | /* The next enclosing handler. */ | |
3cfe6dfd JB |
1629 | struct handler *next; |
1630 | }; | |
1631 | ||
1632 | extern struct handler *handlerlist; | |
1633 | ||
1634 | extern struct catchtag *catchlist; | |
1635 | extern struct backtrace *backtrace_list; | |
1636 | ||
22bbbd42 RS |
1637 | extern Lisp_Object memory_signal_data; |
1638 | ||
3cfe6dfd JB |
1639 | /* An address near the bottom of the stack. |
1640 | Tells GC how to save a copy of the stack. */ | |
1641 | extern char *stack_bottom; | |
1642 | ||
4742f524 RS |
1643 | /* Check quit-flag and quit if it is non-nil. |
1644 | Typing C-g does not directly cause a quit; it only sets Vquit_flag. | |
1645 | So the program needs to do QUIT at times when it is safe to quit. | |
1646 | Every loop that might run for a long time or might not exit | |
1647 | ought to do QUIT at least once, at a safe place. | |
1648 | Unless that is impossible, of course. | |
1649 | But it is very desirable to avoid creating loops where QUIT is impossible. | |
1650 | ||
1651 | Exception: if you set immediate_quit to nonzero, | |
1652 | then the handler that responds to the C-g does the quit itself. | |
1653 | This is a good thing to do around a loop that has no side effects | |
1654 | and (in particular) cannot call arbitrary Lisp code. */ | |
3cfe6dfd | 1655 | |
a69a6e61 GM |
1656 | #define QUIT \ |
1657 | do { \ | |
1658 | if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \ | |
1659 | { \ | |
1660 | Vquit_flag = Qnil; \ | |
1661 | Fsignal (Qquit, Qnil); \ | |
1662 | } \ | |
1663 | } while (0) | |
3cfe6dfd JB |
1664 | |
1665 | /* Nonzero if ought to quit now. */ | |
1666 | ||
efb859b4 | 1667 | #define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) |
3cfe6dfd | 1668 | \f |
8ac90470 | 1669 | /* Variables used locally in the following case handling macros. */ |
2e34157c RS |
1670 | extern int case_temp1; |
1671 | extern Lisp_Object case_temp2; | |
8ac90470 | 1672 | |
e98227af | 1673 | /* Current buffer's map from characters to lower-case characters. */ |
3cfe6dfd | 1674 | |
8ac90470 | 1675 | #define DOWNCASE_TABLE current_buffer->downcase_table |
3cfe6dfd | 1676 | |
e98227af | 1677 | /* Current buffer's map from characters to upper-case characters. */ |
3cfe6dfd | 1678 | |
8ac90470 | 1679 | #define UPCASE_TABLE current_buffer->upcase_table |
3cfe6dfd | 1680 | |
e98227af | 1681 | /* Downcase a character, or make no change if that cannot be done. */ |
3cfe6dfd | 1682 | |
8ac90470 KH |
1683 | #define DOWNCASE(CH) \ |
1684 | ((case_temp1 = (CH), \ | |
1685 | case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \ | |
1686 | NATNUMP (case_temp2)) \ | |
1687 | ? XFASTINT (case_temp2) : case_temp1) | |
3cfe6dfd | 1688 | |
e98227af | 1689 | /* 1 if CH is upper case. */ |
3cfe6dfd | 1690 | |
476d47ce | 1691 | #define UPPERCASEP(CH) (DOWNCASE (CH) != (CH)) |
3cfe6dfd | 1692 | |
e98227af | 1693 | /* 1 if CH is neither upper nor lower case. */ |
3cfe6dfd | 1694 | |
8ac90470 | 1695 | #define NOCASEP(CH) (UPCASE1 (CH) == (CH)) |
3cfe6dfd | 1696 | |
e98227af | 1697 | /* 1 if CH is lower case. */ |
3cfe6dfd | 1698 | |
e98227af | 1699 | #define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH)) |
3cfe6dfd | 1700 | |
e98227af | 1701 | /* Upcase a character, or make no change if that cannot be done. */ |
3cfe6dfd | 1702 | |
e98227af KH |
1703 | #define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH)) |
1704 | ||
1705 | /* Upcase a character known to be not upper case. */ | |
1706 | ||
8ac90470 KH |
1707 | #define UPCASE1(CH) \ |
1708 | ((case_temp1 = (CH), \ | |
1709 | case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \ | |
1710 | NATNUMP (case_temp2)) \ | |
1711 | ? XFASTINT (case_temp2) : case_temp1) | |
3cfe6dfd | 1712 | |
c6a3c83c | 1713 | extern Lisp_Object Vascii_downcase_table; |
3cfe6dfd | 1714 | \f |
99a3d506 | 1715 | /* Number of bytes of structure consed since last GC. */ |
3cfe6dfd JB |
1716 | |
1717 | extern int consing_since_gc; | |
1718 | ||
99a3d506 | 1719 | /* Threshold for doing another gc. */ |
3cfe6dfd | 1720 | |
65deefca | 1721 | extern int gc_cons_threshold; |
3cfe6dfd | 1722 | |
99a3d506 | 1723 | /* Structure for recording stack slots that need marking. */ |
3cfe6dfd JB |
1724 | |
1725 | /* This is a chain of structures, each of which points at a Lisp_Object variable | |
1726 | whose value should be marked in garbage collection. | |
1727 | Normally every link of the chain is an automatic variable of a function, | |
1728 | and its `val' points to some argument or local variable of the function. | |
1729 | On exit to the function, the chain is set back to the value it had on entry. | |
e5f55f07 BF |
1730 | This way, no link remains in the chain when the stack frame containing the |
1731 | link disappears. | |
3cfe6dfd JB |
1732 | |
1733 | Every function that can call Feval must protect in this fashion all | |
99a3d506 | 1734 | Lisp_Object variables whose contents will be used again. */ |
3cfe6dfd JB |
1735 | |
1736 | extern struct gcpro *gcprolist; | |
1737 | ||
1738 | struct gcpro | |
834168ef GM |
1739 | { |
1740 | struct gcpro *next; | |
1741 | ||
1742 | /* Address of first protected variable. */ | |
1743 | volatile Lisp_Object *var; | |
1744 | ||
1745 | /* Number of consecutive protected variables. */ | |
1746 | int nvars; | |
1747 | ||
4742f524 | 1748 | #ifdef DEBUG_GCPRO |
834168ef | 1749 | int level; |
4742f524 | 1750 | #endif |
834168ef | 1751 | }; |
3cfe6dfd | 1752 | |
1216f5e4 GM |
1753 | /* Values of GC_MARK_STACK during compilation: |
1754 | ||
1755 | 0 Use GCPRO as before | |
1756 | 1 Do the real thing, make GCPROs and UNGCPRO no-ops. | |
1757 | 2 Mark the stack, and check that everything GCPRO'd is | |
1758 | marked. | |
1759 | 3 Mark using GCPRO's, mark stack last, and count how many | |
1760 | dead objects are kept alive. */ | |
1761 | ||
1762 | ||
1763 | #define GC_USE_GCPROS_AS_BEFORE 0 | |
1764 | #define GC_MAKE_GCPROS_NOOPS 1 | |
1765 | #define GC_MARK_STACK_CHECK_GCPROS 2 | |
1766 | #define GC_USE_GCPROS_CHECK_ZOMBIES 3 | |
1767 | ||
1768 | #ifndef GC_MARK_STACK | |
1769 | #define GC_MARK_STACK GC_USE_GCPROS_AS_BEFORE | |
1770 | #endif | |
1771 | ||
1772 | #if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS | |
1773 | ||
1774 | #define GCPRO1(varname) ((void) 0) | |
1775 | #define GCPRO2(varname1, varname2)((void) 0) | |
1776 | #define GCPRO3(varname1, varname2, varname3) ((void) 0) | |
1777 | #define GCPRO4(varname1, varname2, varname3, varname4) ((void) 0) | |
1778 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) ((void) 0) | |
1779 | #define UNGCPRO ((void) 0) | |
1780 | ||
1781 | #else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */ | |
1782 | ||
4742f524 RS |
1783 | #ifndef DEBUG_GCPRO |
1784 | ||
3cfe6dfd JB |
1785 | #define GCPRO1(varname) \ |
1786 | {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \ | |
1787 | gcprolist = &gcpro1; } | |
1788 | ||
1789 | #define GCPRO2(varname1, varname2) \ | |
1790 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1791 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1792 | gcprolist = &gcpro2; } | |
1793 | ||
1794 | #define GCPRO3(varname1, varname2, varname3) \ | |
1795 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1796 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1797 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1798 | gcprolist = &gcpro3; } | |
1799 | ||
1800 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1801 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1802 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1803 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1804 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1805 | gcprolist = &gcpro4; } | |
1806 | ||
c47b8d02 RS |
1807 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ |
1808 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1809 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1810 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1811 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1812 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1813 | gcprolist = &gcpro5; } | |
1814 | ||
4742f524 | 1815 | #define UNGCPRO (gcprolist = gcpro1.next) |
3cfe6dfd | 1816 | |
4742f524 | 1817 | #else |
e98227af | 1818 | |
4742f524 RS |
1819 | extern int gcpro_level; |
1820 | ||
1821 | #define GCPRO1(varname) \ | |
1822 | {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \ | |
1823 | gcpro1.level = gcpro_level++; \ | |
1824 | gcprolist = &gcpro1; } | |
1825 | ||
1826 | #define GCPRO2(varname1, varname2) \ | |
1827 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1828 | gcpro1.level = gcpro_level; \ | |
1829 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1830 | gcpro2.level = gcpro_level++; \ | |
1831 | gcprolist = &gcpro2; } | |
1832 | ||
1833 | #define GCPRO3(varname1, varname2, varname3) \ | |
1834 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1835 | gcpro1.level = gcpro_level; \ | |
1836 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1837 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1838 | gcpro3.level = gcpro_level++; \ | |
1839 | gcprolist = &gcpro3; } | |
1840 | ||
1841 | #define GCPRO4(varname1, varname2, varname3, varname4) \ | |
1842 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1843 | gcpro1.level = gcpro_level; \ | |
1844 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1845 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1846 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1847 | gcpro4.level = gcpro_level++; \ | |
1848 | gcprolist = &gcpro4; } | |
1849 | ||
1850 | #define GCPRO5(varname1, varname2, varname3, varname4, varname5) \ | |
1851 | {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \ | |
1852 | gcpro1.level = gcpro_level; \ | |
1853 | gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \ | |
1854 | gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \ | |
1855 | gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \ | |
1856 | gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \ | |
1857 | gcpro5.level = gcpro_level++; \ | |
1858 | gcprolist = &gcpro5; } | |
1859 | ||
1860 | #define UNGCPRO \ | |
1861 | ((--gcpro_level != gcpro1.level) \ | |
1862 | ? (abort (), 0) \ | |
1863 | : ((gcprolist = gcpro1.next), 0)) | |
1864 | ||
1865 | #endif /* DEBUG_GCPRO */ | |
1216f5e4 GM |
1866 | #endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */ |
1867 | ||
3cfe6dfd | 1868 | |
5db82c9d | 1869 | /* Evaluate expr, UNGCPRO, and then return the value of expr. */ |
c47b8d02 | 1870 | #define RETURN_UNGCPRO(expr) \ |
0868e74e | 1871 | do \ |
c47b8d02 RS |
1872 | { \ |
1873 | Lisp_Object ret_ungc_val; \ | |
1874 | ret_ungc_val = (expr); \ | |
1875 | UNGCPRO; \ | |
1876 | return ret_ungc_val; \ | |
1877 | } \ | |
0868e74e | 1878 | while (0) |
4742f524 RS |
1879 | |
1880 | /* Call staticpro (&var) to protect static variable `var'. */ | |
1881 | ||
1882 | void staticpro P_ ((Lisp_Object *)); | |
3cfe6dfd | 1883 | \f |
2f69f2ec RS |
1884 | /* Declare a Lisp-callable function. The MAXARGS parameter has the same |
1885 | meaning as in the DEFUN macro, and is used to construct a prototype. */ | |
9d936abc DL |
1886 | #if (!defined (__STDC__) && !defined (PROTOTYPES)) \ |
1887 | || defined (USE_NONANSI_DEFUN) | |
2f69f2ec RS |
1888 | #define EXFUN(fnname, maxargs) \ |
1889 | extern Lisp_Object fnname () | |
1890 | #else | |
1891 | /* We can use the same trick as in the DEFUN macro to generate the | |
1892 | appropriate prototype. */ | |
1893 | #define EXFUN(fnname, maxargs) \ | |
1894 | extern Lisp_Object fnname DEFUN_ARGS_ ## maxargs | |
1895 | #endif | |
1896 | ||
526a2be7 AS |
1897 | /* Forward declarations for prototypes. */ |
1898 | struct window; | |
1899 | struct frame; | |
2f69f2ec | 1900 | |
3cfe6dfd JB |
1901 | /* Defined in data.c */ |
1902 | extern Lisp_Object Qnil, Qt, Qquote, Qlambda, Qsubr, Qunbound; | |
1903 | extern Lisp_Object Qerror_conditions, Qerror_message, Qtop_level; | |
1904 | extern Lisp_Object Qerror, Qquit, Qwrong_type_argument, Qargs_out_of_range; | |
1905 | extern Lisp_Object Qvoid_variable, Qvoid_function; | |
1906 | extern Lisp_Object Qsetting_constant, Qinvalid_read_syntax; | |
1907 | extern Lisp_Object Qinvalid_function, Qwrong_number_of_arguments, Qno_catch; | |
1908 | extern Lisp_Object Qend_of_file, Qarith_error; | |
1909 | extern Lisp_Object Qbeginning_of_buffer, Qend_of_buffer, Qbuffer_read_only; | |
6c858311 | 1910 | extern Lisp_Object Qmark_inactive, Qtext_read_only; |
3cfe6dfd | 1911 | |
59b4254d JB |
1912 | extern Lisp_Object Qrange_error, Qdomain_error, Qsingularity_error; |
1913 | extern Lisp_Object Qoverflow_error, Qunderflow_error; | |
623ed1b0 | 1914 | |
07a97bf8 RS |
1915 | extern Lisp_Object Qintegerp, Qnumberp, Qnatnump, Qwholenump; |
1916 | extern Lisp_Object Qsymbolp, Qlistp, Qconsp; | |
3cfe6dfd JB |
1917 | extern Lisp_Object Qstringp, Qarrayp, Qsequencep, Qbufferp; |
1918 | extern Lisp_Object Qchar_or_string_p, Qmarkerp, Qvectorp; | |
4de86b16 | 1919 | extern Lisp_Object Qinteger_or_marker_p, Qnumber_or_marker_p; |
7f73dc9d | 1920 | extern Lisp_Object Qchar_table_p, Qvector_or_char_table_p; |
4de86b16 | 1921 | extern Lisp_Object Qboundp, Qfboundp; |
cde20f41 | 1922 | extern Lisp_Object Qbuffer_or_string_p; |
3cfe6dfd JB |
1923 | extern Lisp_Object Qcdr; |
1924 | ||
3cfe6dfd | 1925 | extern Lisp_Object Qfloatp, Qinteger_or_floatp, Qinteger_or_float_or_marker_p; |
3cfe6dfd | 1926 | |
ff11dfa1 | 1927 | extern Lisp_Object Qframep; |
3cfe6dfd | 1928 | |
7436b0a9 GM |
1929 | extern void circular_list_error P_ ((Lisp_Object)); |
1930 | ||
2f69f2ec RS |
1931 | EXFUN (Feq, 2); |
1932 | EXFUN (Fnull, 1); | |
1933 | EXFUN (Flistp, 1); | |
1934 | EXFUN (Fconsp, 1); | |
1935 | EXFUN (Fatom, 1); | |
1936 | EXFUN (Fnlistp, 1); | |
1937 | EXFUN (Fintegerp, 1); | |
1938 | EXFUN (Fnatnump, 1); | |
1939 | EXFUN (Fsymbolp, 1); | |
1940 | EXFUN (Fvectorp, 1); | |
1941 | EXFUN (Fstringp, 1); | |
a1b5012f | 1942 | EXFUN (Fmultibyte_string_p, 1); |
2f69f2ec RS |
1943 | EXFUN (Farrayp, 1); |
1944 | EXFUN (Fsequencep, 1); | |
1945 | EXFUN (Fbufferp, 1); | |
1946 | EXFUN (Fmarkerp, 1); | |
1947 | EXFUN (Fsubrp, 1); | |
1948 | EXFUN (Fchar_or_string_p, 1); | |
1949 | EXFUN (Finteger_or_marker_p, 1); | |
2f69f2ec RS |
1950 | EXFUN (Ffloatp, 1); |
1951 | EXFUN (Finteger_or_floatp, 1); | |
1952 | EXFUN (Finteger_or_float_or_marker_p, 1); | |
3cfe6dfd | 1953 | |
2f69f2ec RS |
1954 | EXFUN (Fcar, 1); |
1955 | EXFUN (Fcar_safe, 1); | |
1956 | EXFUN (Fcdr, 1); | |
1957 | EXFUN (Fcdr_safe, 1); | |
1958 | EXFUN (Fsetcar, 2); | |
1959 | EXFUN (Fsetcdr, 2); | |
1960 | EXFUN (Fboundp, 1); | |
1961 | EXFUN (Ffboundp, 1); | |
1962 | EXFUN (Fmakunbound, 1); | |
1963 | EXFUN (Ffmakunbound, 1); | |
1964 | EXFUN (Fsymbol_function, 1); | |
1965 | EXFUN (Fsymbol_plist, 1); | |
1966 | EXFUN (Fsymbol_name, 1); | |
1967 | extern Lisp_Object indirect_function P_ ((Lisp_Object)); | |
1968 | EXFUN (Findirect_function, 1); | |
1969 | EXFUN (Ffset, 2); | |
1970 | EXFUN (Fsetplist, 2); | |
1971 | EXFUN (Fsymbol_value, 1); | |
a154f406 | 1972 | extern Lisp_Object find_symbol_value P_ ((Lisp_Object)); |
2f69f2ec RS |
1973 | EXFUN (Fset, 2); |
1974 | EXFUN (Fdefault_value, 1); | |
1975 | EXFUN (Fset_default, 2); | |
1976 | EXFUN (Fdefault_boundp, 1); | |
1977 | EXFUN (Fmake_local_variable, 1); | |
a154f406 | 1978 | EXFUN (Flocal_variable_p, 2); |
2f69f2ec RS |
1979 | EXFUN (Flocal_variable_if_set_p, 2); |
1980 | ||
1981 | EXFUN (Faref, 2); | |
1982 | EXFUN (Faset, 3); | |
1983 | ||
1984 | EXFUN (Fstring_to_number, 2); | |
1985 | EXFUN (Fnumber_to_string, 1); | |
1986 | EXFUN (Feqlsign, 2); | |
1987 | EXFUN (Fgtr, 2); | |
1988 | EXFUN (Flss, 2); | |
1989 | EXFUN (Fgeq, 2); | |
1990 | EXFUN (Fleq, 2); | |
1991 | EXFUN (Fneq, 2); | |
1992 | EXFUN (Fzerop, 1); | |
1993 | EXFUN (Fplus, MANY); | |
1994 | EXFUN (Fminus, MANY); | |
1995 | EXFUN (Ftimes, MANY); | |
1996 | EXFUN (Fquo, MANY); | |
1997 | EXFUN (Frem, 2); | |
1998 | EXFUN (Fmax, MANY); | |
1999 | EXFUN (Fmin, MANY); | |
2000 | EXFUN (Flogand, MANY); | |
2001 | EXFUN (Flogior, MANY); | |
2002 | EXFUN (Flogxor, MANY); | |
2003 | EXFUN (Flognot, 1); | |
2004 | EXFUN (Flsh, 2); | |
2005 | EXFUN (Fash, 2); | |
2006 | ||
2007 | EXFUN (Fadd1, 1); | |
2008 | EXFUN (Fsub1, 1); | |
d7935eb6 | 2009 | EXFUN (Fmake_variable_buffer_local, 1); |
2f69f2ec | 2010 | |
a32fa736 | 2011 | extern Lisp_Object indirect_variable P_ ((Lisp_Object)); |
2f69f2ec RS |
2012 | extern Lisp_Object long_to_cons P_ ((unsigned long)); |
2013 | extern unsigned long cons_to_long P_ ((Lisp_Object)); | |
2014 | extern void args_out_of_range P_ ((Lisp_Object, Lisp_Object)); | |
2015 | extern void args_out_of_range_3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
834168ef | 2016 | extern Lisp_Object wrong_type_argument P_ ((Lisp_Object, Lisp_Object)); |
13ff50bb GM |
2017 | extern void store_symval_forwarding P_ ((Lisp_Object, Lisp_Object, |
2018 | Lisp_Object, struct buffer *)); | |
2f69f2ec | 2019 | extern Lisp_Object do_symval_forwarding P_ ((Lisp_Object)); |
5fd6e274 | 2020 | extern Lisp_Object set_internal P_ ((Lisp_Object, Lisp_Object, struct buffer *, int)); |
46abf440 AS |
2021 | extern void syms_of_data P_ ((void)); |
2022 | extern void init_data P_ ((void)); | |
cd1b7ac9 | 2023 | extern void swap_in_global_binding P_ ((Lisp_Object)); |
3cfe6dfd | 2024 | |
a37e10f9 | 2025 | /* Defined in cmds.c */ |
2f69f2ec RS |
2026 | EXFUN (Fend_of_line, 1); |
2027 | EXFUN (Fforward_char, 1); | |
2028 | EXFUN (Fforward_line, 1); | |
526a2be7 AS |
2029 | extern int forward_point P_ ((int)); |
2030 | extern int internal_self_insert P_ ((int, int)); | |
46abf440 AS |
2031 | extern void syms_of_cmds P_ ((void)); |
2032 | extern void keys_of_cmds P_ ((void)); | |
a37e10f9 | 2033 | |
6b768554 | 2034 | /* Defined in coding.c */ |
2f69f2ec RS |
2035 | EXFUN (Fcoding_system_p, 1); |
2036 | EXFUN (Fcheck_coding_system, 1); | |
34ba1f2e | 2037 | EXFUN (Fread_coding_system, 2); |
2f69f2ec | 2038 | EXFUN (Fread_non_nil_coding_system, 1); |
a154f406 | 2039 | EXFUN (Ffind_operation_coding_system, MANY); |
526a2be7 AS |
2040 | EXFUN (Fencode_coding_string, 3); |
2041 | EXFUN (Fdecode_coding_string, 3); | |
984742da | 2042 | extern Lisp_Object detect_coding_system P_ ((unsigned char *, int, int, int)); |
68c45bf0 | 2043 | Lisp_Object code_convert_string_norecord P_ ((Lisp_Object, Lisp_Object, int)); |
85ef85ae | 2044 | extern void init_coding P_ ((void)); |
46abf440 AS |
2045 | extern void init_coding_once P_ ((void)); |
2046 | extern void syms_of_coding P_ ((void)); | |
0868e74e GM |
2047 | extern Lisp_Object code_convert_string_norecord P_ ((Lisp_Object, Lisp_Object, |
2048 | int)); | |
6b768554 | 2049 | |
5e741a41 | 2050 | /* Defined in charset.c */ |
b4e187e2 | 2051 | extern int nonascii_insert_offset; |
bb9c978a | 2052 | extern Lisp_Object Vnonascii_translation_table; |
5e741a41 | 2053 | EXFUN (Fchar_bytes, 1); |
ec5d8db7 | 2054 | EXFUN (Fchar_width, 1); |
4516715a | 2055 | EXFUN (Fstring, MANY); |
a1b5012f RS |
2056 | extern int chars_in_text P_ ((unsigned char *, int)); |
2057 | extern int multibyte_chars_in_text P_ ((unsigned char *, int)); | |
4a2f9c6a | 2058 | extern int unibyte_char_to_multibyte P_ ((int)); |
5666cc6f | 2059 | extern int multibyte_char_to_unibyte P_ ((int, Lisp_Object)); |
b4e187e2 | 2060 | extern Lisp_Object Qcharset; |
46abf440 AS |
2061 | extern void init_charset_once P_ ((void)); |
2062 | extern void syms_of_charset P_ ((void)); | |
5e741a41 | 2063 | |
a37e10f9 | 2064 | /* Defined in syntax.c */ |
2f69f2ec RS |
2065 | EXFUN (Fforward_word, 1); |
2066 | EXFUN (Fskip_chars_forward, 2); | |
2067 | EXFUN (Fskip_chars_backward, 2); | |
526a2be7 AS |
2068 | EXFUN (Fsyntax_table_p, 1); |
2069 | EXFUN (Fsyntax_table, 0); | |
2070 | EXFUN (Fset_syntax_table, 1); | |
46abf440 AS |
2071 | extern void init_syntax_once P_ ((void)); |
2072 | extern void syms_of_syntax P_ ((void)); | |
a37e10f9 | 2073 | |
3cfe6dfd | 2074 | /* Defined in fns.c */ |
9a4f9d30 | 2075 | extern int use_dialog_box; |
1a7ad14f | 2076 | extern int next_almost_prime P_ ((int)); |
acb3b16f | 2077 | extern Lisp_Object larger_vector P_ ((Lisp_Object, int, Lisp_Object)); |
838fad15 | 2078 | extern void sweep_weak_hash_tables P_ ((void)); |
3cfe6dfd | 2079 | extern Lisp_Object Qstring_lessp; |
9d936abc | 2080 | EXFUN (Foptimize_char_table, 1); |
3cfe6dfd | 2081 | extern Lisp_Object Vfeatures; |
19481752 | 2082 | extern Lisp_Object QCtest, QCweakness, Qequal; |
5010d3b8 GM |
2083 | unsigned sxhash P_ ((Lisp_Object, int)); |
2084 | Lisp_Object make_hash_table P_ ((Lisp_Object, Lisp_Object, Lisp_Object, | |
2085 | Lisp_Object, Lisp_Object, Lisp_Object, | |
2086 | Lisp_Object)); | |
d9138d5d | 2087 | Lisp_Object copy_hash_table P_ ((struct Lisp_Hash_Table *)); |
5010d3b8 | 2088 | int hash_lookup P_ ((struct Lisp_Hash_Table *, Lisp_Object, unsigned *)); |
19481752 KH |
2089 | int hash_put P_ ((struct Lisp_Hash_Table *, Lisp_Object, Lisp_Object, |
2090 | unsigned)); | |
5010d3b8 GM |
2091 | void hash_remove P_ ((struct Lisp_Hash_Table *, Lisp_Object)); |
2092 | void hash_clear P_ ((struct Lisp_Hash_Table *)); | |
2093 | void remove_hash_entry P_ ((struct Lisp_Hash_Table *, int)); | |
15b0ced5 | 2094 | extern void init_fns P_ ((void)); |
5010d3b8 GM |
2095 | EXFUN (Fsxhash, 1); |
2096 | EXFUN (Fmake_hash_table, MANY); | |
d9138d5d | 2097 | EXFUN (Fcopy_hash_table, 1); |
5010d3b8 GM |
2098 | EXFUN (Fhash_table_count, 1); |
2099 | EXFUN (Fhash_table_rehash_size, 1); | |
2100 | EXFUN (Fhash_table_rehash_threshold, 1); | |
2101 | EXFUN (Fhash_table_size, 1); | |
2102 | EXFUN (Fhash_table_test, 1); | |
2103 | EXFUN (Fhash_table_weak, 1); | |
2104 | EXFUN (Fhash_table_p, 1); | |
2105 | EXFUN (Fclrhash, 1); | |
2106 | EXFUN (Fgethash, 3); | |
2107 | EXFUN (Fputhash, 3); | |
2108 | EXFUN (Fremhash, 2); | |
2109 | EXFUN (Fmaphash, 2); | |
2110 | EXFUN (Fdefine_hash_table_test, 3); | |
2111 | ||
2f69f2ec RS |
2112 | EXFUN (Fidentity, 1); |
2113 | EXFUN (Frandom, 1); | |
2114 | EXFUN (Flength, 1); | |
2115 | EXFUN (Fsafe_length, 1); | |
2116 | EXFUN (Fappend, MANY); | |
2117 | EXFUN (Fconcat, MANY); | |
2118 | EXFUN (Fvconcat, MANY); | |
2119 | EXFUN (Fcopy_sequence, 1); | |
b4e187e2 RS |
2120 | EXFUN (Fstring_make_multibyte, 1); |
2121 | EXFUN (Fstring_make_unibyte, 1); | |
2122 | EXFUN (Fstring_as_multibyte, 1); | |
2123 | EXFUN (Fstring_as_unibyte, 1); | |
2f69f2ec | 2124 | EXFUN (Fsubstring, 3); |
a1b5012f | 2125 | extern Lisp_Object substring_both P_ ((Lisp_Object, int, int, int, int)); |
2f69f2ec RS |
2126 | EXFUN (Fnth, 2); |
2127 | EXFUN (Fnthcdr, 2); | |
2128 | EXFUN (Fmemq, 2); | |
2129 | EXFUN (Fassq, 2); | |
2130 | EXFUN (Fassoc, 2); | |
2131 | EXFUN (Felt, 2); | |
2132 | EXFUN (Fmember, 2); | |
2133 | EXFUN (Frassq, 2); | |
2134 | EXFUN (Fdelq, 2); | |
2135 | EXFUN (Fsort, 2); | |
2136 | EXFUN (Freverse, 1); | |
2137 | EXFUN (Fnreverse, 1); | |
2138 | EXFUN (Fget, 2); | |
2139 | EXFUN (Fput, 3); | |
2140 | EXFUN (Fequal, 2); | |
2141 | EXFUN (Ffillarray, 2); | |
2142 | EXFUN (Fnconc, MANY); | |
2143 | EXFUN (Fmapcar, 2); | |
2144 | EXFUN (Fmapconcat, 3); | |
2145 | EXFUN (Fy_or_n_p, 1); | |
2146 | extern Lisp_Object do_yes_or_no_p P_ ((Lisp_Object)); | |
2147 | EXFUN (Ffeaturep, 1); | |
6f39b7c8 | 2148 | EXFUN (Frequire, 3); |
2f69f2ec RS |
2149 | EXFUN (Fprovide, 1); |
2150 | extern Lisp_Object concat2 P_ ((Lisp_Object, Lisp_Object)); | |
2151 | extern Lisp_Object concat3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2152 | extern Lisp_Object nconc2 P_ ((Lisp_Object, Lisp_Object)); | |
2153 | extern Lisp_Object assq_no_quit P_ ((Lisp_Object, Lisp_Object)); | |
4516715a | 2154 | extern void clear_string_char_byte_cache P_ ((void)); |
a1b5012f RS |
2155 | extern int string_char_to_byte P_ ((Lisp_Object, int)); |
2156 | extern int string_byte_to_char P_ ((Lisp_Object, int)); | |
ec5d8db7 AS |
2157 | extern Lisp_Object string_make_multibyte P_ ((Lisp_Object)); |
2158 | extern Lisp_Object string_make_unibyte P_ ((Lisp_Object)); | |
2f69f2ec RS |
2159 | EXFUN (Fcopy_alist, 1); |
2160 | EXFUN (Fplist_get, 2); | |
5010d3b8 | 2161 | EXFUN (Fplist_put, 3); |
2f69f2ec RS |
2162 | EXFUN (Fset_char_table_parent, 2); |
2163 | EXFUN (Fchar_table_extra_slot, 2); | |
526a2be7 | 2164 | EXFUN (Fset_char_table_extra_slot, 3); |
2f69f2ec RS |
2165 | EXFUN (Frassoc, 2); |
2166 | EXFUN (Fstring_equal, 2); | |
42d65b5f | 2167 | EXFUN (Fcompare_strings, 7); |
2f69f2ec | 2168 | EXFUN (Fstring_lessp, 2); |
ec5d8db7 | 2169 | extern int char_table_translate P_ ((Lisp_Object, int)); |
526a2be7 AS |
2170 | extern void map_char_table P_ ((void (*) (Lisp_Object, Lisp_Object, Lisp_Object), |
2171 | Lisp_Object, Lisp_Object, Lisp_Object, int, | |
2172 | Lisp_Object *)); | |
a4ef2ce8 | 2173 | extern Lisp_Object char_table_ref_and_index P_ ((Lisp_Object, int, int *)); |
46abf440 | 2174 | extern void syms_of_fns P_ ((void)); |
2f69f2ec RS |
2175 | |
2176 | /* Defined in floatfns.c */ | |
2f69f2ec RS |
2177 | extern double extract_float P_ ((Lisp_Object)); |
2178 | EXFUN (Ffloat, 1); | |
2f69f2ec | 2179 | EXFUN (Ftruncate, 2); |
46abf440 AS |
2180 | extern void init_floatfns P_ ((void)); |
2181 | extern void syms_of_floatfns P_ ((void)); | |
3cfe6dfd | 2182 | |
c98adc1b | 2183 | /* Defined in insdel.c */ |
b8b31967 | 2184 | extern Lisp_Object Qinhibit_modification_hooks; |
2f69f2ec | 2185 | extern void move_gap P_ ((int)); |
4ed24bf3 | 2186 | extern void move_gap_both P_ ((int, int)); |
2f69f2ec | 2187 | extern void make_gap P_ ((int)); |
a1b5012f RS |
2188 | extern int copy_text P_ ((unsigned char *, unsigned char *, int, int, int)); |
2189 | extern int count_size_as_multibyte P_ ((unsigned char *, int)); | |
ec5d8db7 AS |
2190 | extern int count_combining_before P_ ((unsigned char *, int, int, int)); |
2191 | extern int count_combining_after P_ ((unsigned char *, int, int, int)); | |
2f69f2ec RS |
2192 | extern void insert P_ ((unsigned char *, int)); |
2193 | extern void insert_and_inherit P_ ((unsigned char *, int)); | |
4ed24bf3 | 2194 | extern void insert_1 P_ ((unsigned char *, int, int, int, int)); |
a1b5012f RS |
2195 | extern void insert_1_both P_ ((unsigned char *, int, int, int, int, int)); |
2196 | extern void insert_from_string P_ ((Lisp_Object, int, int, int, int, int)); | |
2f69f2ec RS |
2197 | extern void insert_from_buffer P_ ((struct buffer *, int, int, int)); |
2198 | extern void insert_char P_ ((int)); | |
2199 | extern void insert_string P_ ((char *)); | |
2200 | extern void insert_before_markers P_ ((unsigned char *, int)); | |
2201 | extern void insert_before_markers_and_inherit P_ ((unsigned char *, int)); | |
a1b5012f | 2202 | extern void insert_from_string_before_markers P_ ((Lisp_Object, int, int, int, int, int)); |
2f69f2ec | 2203 | extern void del_range P_ ((int, int)); |
7dae4502 | 2204 | extern Lisp_Object del_range_1 P_ ((int, int, int, int)); |
4ed24bf3 RS |
2205 | extern void del_range_byte P_ ((int, int, int)); |
2206 | extern void del_range_both P_ ((int, int, int, int, int)); | |
7dae4502 | 2207 | extern Lisp_Object del_range_2 P_ ((int, int, int, int, int)); |
2f69f2ec RS |
2208 | extern void modify_region P_ ((struct buffer *, int, int)); |
2209 | extern void prepare_to_modify_buffer P_ ((int, int, int *)); | |
2210 | extern void signal_before_change P_ ((int, int, int *)); | |
2211 | extern void signal_after_change P_ ((int, int, int)); | |
1e94b998 KH |
2212 | extern void adjust_after_replace P_ ((int, int, Lisp_Object, int, int)); |
2213 | extern void adjust_after_insert P_ ((int, int, int, int, int)); | |
d8fc7ce4 | 2214 | extern void replace_range P_ ((int, int, Lisp_Object, int, int, int)); |
46abf440 | 2215 | extern void syms_of_insdel P_ ((void)); |
c98adc1b | 2216 | |
1747fb16 | 2217 | /* Defined in dispnew.c */ |
37b793e6 | 2218 | extern Lisp_Object selected_frame; |
2f69f2ec | 2219 | EXFUN (Fding, 1); |
f5969ae9 | 2220 | EXFUN (Fredraw_frame, 1); |
2f69f2ec RS |
2221 | EXFUN (Fredraw_display, 0); |
2222 | EXFUN (Fsleep_for, 2); | |
2223 | EXFUN (Fsit_for, 3); | |
526a2be7 | 2224 | extern Lisp_Object sit_for P_ ((int, int, int, int, int)); |
46abf440 AS |
2225 | extern void init_display P_ ((void)); |
2226 | extern void syms_of_display P_ ((void)); | |
b18c598f | 2227 | extern void safe_bcopy P_ ((char *, char *, int)); |
1747fb16 | 2228 | |
c98adc1b | 2229 | /* Defined in xdisp.c */ |
c6ae41f3 | 2230 | extern Lisp_Object Qinhibit_point_motion_hooks; |
016c7a15 | 2231 | extern Lisp_Object Qinhibit_redisplay, Qdisplay; |
04b80c65 | 2232 | extern Lisp_Object Qinhibit_eval_during_redisplay; |
25e38168 | 2233 | extern Lisp_Object Qmessage_truncate_lines; |
439ae27b | 2234 | extern Lisp_Object Vmessage_log_max; |
a1b5012f | 2235 | extern int message_enable_multibyte; |
986113df | 2236 | extern Lisp_Object echo_area_buffer[2]; |
15b0ced5 | 2237 | extern void check_message_stack P_ ((void)); |
986113df GM |
2238 | extern void setup_echo_area_for_printing P_ ((int)); |
2239 | extern int push_message P_ ((void)); | |
99ee70a9 | 2240 | extern Lisp_Object push_message_unwind P_ ((Lisp_Object)); |
986113df GM |
2241 | extern void pop_message P_ ((void)); |
2242 | extern void restore_message P_ ((void)); | |
2243 | extern Lisp_Object current_message P_ ((void)); | |
2244 | extern void set_message P_ ((char *s, Lisp_Object, int, int)); | |
2245 | extern void clear_message P_ ((int, int)); | |
2f69f2ec RS |
2246 | extern void message P_ ((/* char *, ... */)); |
2247 | extern void message_nolog P_ ((/* char *, ... */)); | |
2248 | extern void message1 P_ ((char *)); | |
2249 | extern void message1_nolog P_ ((char *)); | |
a1b5012f | 2250 | extern void message2 P_ ((char *, int, int)); |
3b4490b3 | 2251 | extern void message2_nolog P_ ((char *, int, int)); |
5010d3b8 GM |
2252 | extern void message3 P_ ((Lisp_Object, int, int)); |
2253 | extern void message3_nolog P_ ((Lisp_Object, int, int)); | |
a1b5012f RS |
2254 | extern void message_dolog P_ ((char *, int, int, int)); |
2255 | extern void message_with_string P_ ((char *, Lisp_Object, int)); | |
2f69f2ec | 2256 | extern void message_log_maybe_newline P_ ((void)); |
526a2be7 AS |
2257 | extern void update_echo_area P_ ((void)); |
2258 | extern void truncate_echo_area P_ ((int)); | |
2259 | extern void redisplay P_ ((void)); | |
19481752 KH |
2260 | extern int check_point_in_composition |
2261 | P_ ((struct buffer *, int, struct buffer *, int)); | |
69d1478a | 2262 | extern void redisplay_preserve_echo_area P_ ((int)); |
526a2be7 AS |
2263 | extern void mark_window_display_accurate P_ ((Lisp_Object, int)); |
2264 | extern int invisible_p P_ ((Lisp_Object, Lisp_Object)); | |
2265 | extern void prepare_menu_bars P_ ((void)); | |
46abf440 AS |
2266 | extern void syms_of_xdisp P_ ((void)); |
2267 | extern void init_xdisp P_ ((void)); | |
a18c0a47 | 2268 | extern Lisp_Object safe_eval P_ ((Lisp_Object)); |
d7652128 | 2269 | extern int pos_visible_p P_ ((struct window *, int, int *, int)); |
c98adc1b | 2270 | |
15b0ced5 | 2271 | /* Defined in vm-limit.c. */ |
9043c90a DL |
2272 | extern void memory_warnings P_ ((POINTER_TYPE *, void (*warnfun) ())); |
2273 | ||
3cfe6dfd | 2274 | /* Defined in alloc.c */ |
a32fa736 | 2275 | extern void check_pure_size P_ ((void)); |
f05d7ea2 | 2276 | extern void allocate_string_data P_ ((struct Lisp_String *, int, int)); |
15b0ced5 | 2277 | extern void uninterrupt_malloc P_ ((void)); |
526a2be7 AS |
2278 | extern void malloc_warning P_ ((char *)); |
2279 | extern void memory_full P_ ((void)); | |
2280 | extern void buffer_memory_full P_ ((void)); | |
5010d3b8 GM |
2281 | extern int survives_gc_p P_ ((Lisp_Object)); |
2282 | extern void mark_object P_ ((Lisp_Object *)); | |
3cfe6dfd | 2283 | extern Lisp_Object Vpurify_flag; |
2f69f2ec | 2284 | EXFUN (Fcons, 2); |
b4e187e2 RS |
2285 | EXFUN (list2, 2); |
2286 | EXFUN (list3, 3); | |
2287 | EXFUN (list4, 4); | |
2288 | EXFUN (list5, 5); | |
2f69f2ec RS |
2289 | EXFUN (Flist, MANY); |
2290 | EXFUN (Fmake_list, 2); | |
2291 | extern Lisp_Object allocate_misc P_ ((void)); | |
2292 | EXFUN (Fmake_vector, 2); | |
2293 | EXFUN (Fvector, MANY); | |
2294 | EXFUN (Fmake_symbol, 1); | |
2295 | EXFUN (Fmake_marker, 0); | |
2296 | EXFUN (Fmake_string, 2); | |
2297 | extern Lisp_Object build_string P_ ((char *)); | |
2298 | extern Lisp_Object make_string P_ ((char *, int)); | |
ec5d8db7 | 2299 | extern Lisp_Object make_unibyte_string P_ ((char *, int)); |
d8fc7ce4 | 2300 | extern Lisp_Object make_multibyte_string P_ ((char *, int, int)); |
2f69f2ec RS |
2301 | extern Lisp_Object make_event_array P_ ((int, Lisp_Object *)); |
2302 | extern Lisp_Object make_uninit_string P_ ((int)); | |
a1b5012f | 2303 | extern Lisp_Object make_uninit_multibyte_string P_ ((int, int)); |
d8fc7ce4 KH |
2304 | extern Lisp_Object make_string_from_bytes P_ ((char *, int, int)); |
2305 | extern Lisp_Object make_specified_string P_ ((char *, int, int, int)); | |
2f69f2ec | 2306 | EXFUN (Fpurecopy, 1); |
d8fc7ce4 | 2307 | extern Lisp_Object make_pure_string P_ ((char *, int, int, int)); |
2f69f2ec RS |
2308 | extern Lisp_Object pure_cons P_ ((Lisp_Object, Lisp_Object)); |
2309 | extern Lisp_Object make_pure_vector P_ ((EMACS_INT)); | |
2310 | EXFUN (Fgarbage_collect, 0); | |
2311 | EXFUN (Fmake_byte_code, MANY); | |
2312 | EXFUN (Fmake_bool_vector, 2); | |
2313 | EXFUN (Fmake_char_table, 2); | |
2314 | extern Lisp_Object make_sub_char_table P_ ((Lisp_Object)); | |
7f73dc9d | 2315 | extern Lisp_Object Qchar_table_extra_slots; |
42cc5ba4 GM |
2316 | extern struct Lisp_Vector *allocate_vector P_ ((EMACS_INT)); |
2317 | extern struct Lisp_Vector *allocate_other_vector P_ ((EMACS_INT)); | |
2318 | extern struct Lisp_Hash_Table *allocate_hash_table P_ ((void)); | |
2319 | extern struct window *allocate_window P_ ((void)); | |
2320 | extern struct frame *allocate_frame P_ ((void)); | |
2321 | extern struct Lisp_Process *allocate_process P_ ((void)); | |
4d57802e | 2322 | extern int gc_in_progress; |
2f69f2ec | 2323 | extern Lisp_Object make_float P_ ((double)); |
526a2be7 AS |
2324 | extern void display_malloc_warning P_ ((void)); |
2325 | extern int inhibit_garbage_collection P_ ((void)); | |
2326 | extern void free_marker P_ ((Lisp_Object)); | |
2327 | extern void free_cons P_ ((struct Lisp_Cons *)); | |
46abf440 AS |
2328 | extern void init_alloc_once P_ ((void)); |
2329 | extern void init_alloc P_ ((void)); | |
2330 | extern void syms_of_alloc P_ ((void)); | |
4516715a | 2331 | extern struct buffer * allocate_buffer P_ ((void)); |
3cfe6dfd JB |
2332 | |
2333 | /* Defined in print.c */ | |
2334 | extern Lisp_Object Vprin1_to_string_buffer; | |
7de6c766 | 2335 | extern void debug_print P_ ((Lisp_Object)); |
2f69f2ec RS |
2336 | EXFUN (Fprin1, 2); |
2337 | EXFUN (Fprin1_to_string, 2); | |
2338 | EXFUN (Fprinc, 2); | |
2339 | EXFUN (Fterpri, 1); | |
2340 | EXFUN (Fprint, 2); | |
2341 | EXFUN (Ferror_message_string, 1); | |
3cfe6dfd | 2342 | extern Lisp_Object Vstandard_output, Qstandard_output; |
9453ea7b | 2343 | extern Lisp_Object Qexternal_debugging_output; |
2f69f2ec | 2344 | extern void temp_output_buffer_setup P_ ((char *)); |
3cfe6dfd JB |
2345 | extern int print_level, print_escape_newlines; |
2346 | extern Lisp_Object Qprint_escape_newlines; | |
526a2be7 AS |
2347 | extern void write_string P_ ((char *, int)); |
2348 | extern void write_string_1 P_ ((char *, int, Lisp_Object)); | |
2349 | extern void print_error_message P_ ((Lisp_Object, Lisp_Object)); | |
2350 | extern Lisp_Object internal_with_output_to_temp_buffer | |
ec5d8db7 | 2351 | P_ ((char *, Lisp_Object (*) (Lisp_Object), Lisp_Object)); |
526a2be7 | 2352 | extern void float_to_string P_ ((unsigned char *, double)); |
46abf440 | 2353 | extern void syms_of_print P_ ((void)); |
526a2be7 AS |
2354 | |
2355 | /* Defined in doprnt.c */ | |
2356 | extern int doprnt P_ ((char *, int, char *, char *, int, char **)); | |
2357 | extern int doprnt_lisp P_ ((char *, int, char *, char *, int, char **)); | |
3cfe6dfd JB |
2358 | |
2359 | /* Defined in lread.c */ | |
2360 | extern Lisp_Object Qvariable_documentation, Qstandard_input; | |
393306dd | 2361 | extern Lisp_Object Vobarray, initial_obarray, Vstandard_input; |
2f69f2ec RS |
2362 | EXFUN (Fread, 1); |
2363 | EXFUN (Fread_from_string, 3); | |
2364 | EXFUN (Fintern, 2); | |
2365 | EXFUN (Fintern_soft, 2); | |
5d8c7983 | 2366 | EXFUN (Fload, 5); |
2f69f2ec | 2367 | EXFUN (Fget_file_char, 0); |
485bf581 RS |
2368 | EXFUN (Fread_char, 2); |
2369 | EXFUN (Fread_event, 2); | |
2370 | extern Lisp_Object read_filtered_event P_ ((int, int, int, int)); | |
eb542c51 | 2371 | EXFUN (Feval_region, 4); |
2f69f2ec RS |
2372 | extern Lisp_Object intern P_ ((char *)); |
2373 | extern Lisp_Object make_symbol P_ ((char *)); | |
a1b5012f | 2374 | extern Lisp_Object oblookup P_ ((Lisp_Object, char *, int, int)); |
c5e3de70 RS |
2375 | #define LOADHIST_ATTACH(x) \ |
2376 | if (initialized) Vcurrent_load_list = Fcons (x, Vcurrent_load_list) | |
2377 | extern Lisp_Object Vcurrent_load_list; | |
2378 | extern Lisp_Object Vload_history; | |
526a2be7 AS |
2379 | extern int openp P_ ((Lisp_Object, Lisp_Object, char *, Lisp_Object *, int)); |
2380 | extern int isfloat_string P_ ((char *)); | |
2381 | extern void map_obarray P_ ((Lisp_Object, void (*) (Lisp_Object, Lisp_Object), | |
2382 | Lisp_Object)); | |
2383 | extern void dir_warning P_ ((char *, Lisp_Object)); | |
2384 | extern void close_load_descs P_ ((void)); | |
46abf440 AS |
2385 | extern void init_obarray P_ ((void)); |
2386 | extern void init_lread P_ ((void)); | |
2387 | extern void syms_of_lread P_ ((void)); | |
3cfe6dfd JB |
2388 | |
2389 | /* Defined in eval.c */ | |
2390 | extern Lisp_Object Qautoload, Qexit, Qinteractive, Qcommandp, Qdefun, Qmacro; | |
ad236261 | 2391 | extern Lisp_Object Vinhibit_quit, Qinhibit_quit, Vquit_flag; |
3cfe6dfd JB |
2392 | extern Lisp_Object Vmocklisp_arguments, Qmocklisp, Qmocklisp_arguments; |
2393 | extern Lisp_Object Vautoload_queue; | |
973e8873 | 2394 | extern Lisp_Object Vdebug_on_error; |
fab88cb7 | 2395 | extern Lisp_Object Vsignaling_function; |
21c5a64e | 2396 | extern int handling_signal; |
1ee4d0e6 | 2397 | extern int interactive_p P_ ((int)); |
fab88cb7 | 2398 | |
f1b6e5fc SM |
2399 | /* To run a normal hook, use the appropriate function from the list below. |
2400 | The calling convention: | |
2401 | ||
846d69ac | 2402 | if (!NILP (Vrun_hooks)) |
f1b6e5fc SM |
2403 | call1 (Vrun_hooks, Qmy_funny_hook); |
2404 | ||
2405 | should no longer be used. */ | |
3cfe6dfd | 2406 | extern Lisp_Object Vrun_hooks; |
2f69f2ec RS |
2407 | EXFUN (Frun_hooks, MANY); |
2408 | EXFUN (Frun_hook_with_args, MANY); | |
2409 | EXFUN (Frun_hook_with_args_until_success, MANY); | |
2410 | EXFUN (Frun_hook_with_args_until_failure, MANY); | |
526a2be7 AS |
2411 | extern Lisp_Object run_hook_list_with_args P_ ((Lisp_Object, int, Lisp_Object *)); |
2412 | extern void run_hook_with_args_2 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2f69f2ec RS |
2413 | EXFUN (Fand, UNEVALLED); |
2414 | EXFUN (For, UNEVALLED); | |
2415 | EXFUN (Fif, UNEVALLED); | |
2416 | EXFUN (Fprogn, UNEVALLED); | |
2417 | EXFUN (Fprog1, UNEVALLED); | |
2418 | EXFUN (Fprog2, UNEVALLED); | |
2419 | EXFUN (Fsetq, UNEVALLED); | |
2420 | EXFUN (Fquote, UNEVALLED); | |
2421 | EXFUN (Fuser_variable_p, 1); | |
2422 | EXFUN (Finteractive_p, 0); | |
2423 | EXFUN (Fdefun, UNEVALLED); | |
2424 | EXFUN (Flet, UNEVALLED); | |
2425 | EXFUN (FletX, UNEVALLED); | |
2426 | EXFUN (Fwhile, UNEVALLED); | |
2427 | EXFUN (Fcatch, UNEVALLED); | |
fca99116 | 2428 | EXFUN (Fthrow, 2) NO_RETURN; |
2f69f2ec RS |
2429 | EXFUN (Funwind_protect, UNEVALLED); |
2430 | EXFUN (Fcondition_case, UNEVALLED); | |
834168ef | 2431 | EXFUN (Fsignal, 2); |
2f69f2ec RS |
2432 | EXFUN (Fautoload, 5); |
2433 | EXFUN (Fcommandp, 1); | |
2434 | EXFUN (Feval, 1); | |
2435 | EXFUN (Fapply, MANY); | |
2436 | EXFUN (Ffuncall, MANY); | |
2437 | EXFUN (Fbacktrace, 0); | |
2438 | extern Lisp_Object apply1 P_ ((Lisp_Object, Lisp_Object)); | |
2439 | extern Lisp_Object call0 P_ ((Lisp_Object)); | |
2440 | extern Lisp_Object call1 P_ ((Lisp_Object, Lisp_Object)); | |
2441 | extern Lisp_Object call2 P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
2442 | extern Lisp_Object call3 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2443 | extern Lisp_Object call4 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2444 | extern Lisp_Object call5 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2445 | extern Lisp_Object call6 P_ ((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); | |
2446 | EXFUN (Fdo_auto_save, 2); | |
2447 | extern Lisp_Object apply_lambda P_ ((Lisp_Object, Lisp_Object, int)); | |
2448 | extern Lisp_Object internal_catch P_ ((Lisp_Object, Lisp_Object (*) (Lisp_Object), Lisp_Object)); | |
2449 | extern Lisp_Object internal_condition_case P_ ((Lisp_Object (*) (void), Lisp_Object, Lisp_Object (*) (Lisp_Object))); | |
2450 | extern Lisp_Object internal_condition_case_1 P_ ((Lisp_Object (*) (Lisp_Object), Lisp_Object, Lisp_Object, Lisp_Object (*) (Lisp_Object))); | |
276680c4 | 2451 | extern Lisp_Object internal_condition_case_2 P_ ((Lisp_Object (*) (int, Lisp_Object *), int, Lisp_Object *, Lisp_Object, Lisp_Object (*) (Lisp_Object))); |
526a2be7 AS |
2452 | extern void specbind P_ ((Lisp_Object, Lisp_Object)); |
2453 | extern void record_unwind_protect P_ ((Lisp_Object (*) (Lisp_Object), Lisp_Object)); | |
2f69f2ec | 2454 | extern Lisp_Object unbind_to P_ ((int, Lisp_Object)); |
fca99116 | 2455 | extern void error P_ ((/* char *, ... */)) NO_RETURN; |
526a2be7 | 2456 | extern void do_autoload P_ ((Lisp_Object, Lisp_Object)); |
2f69f2ec RS |
2457 | extern Lisp_Object un_autoload P_ ((Lisp_Object)); |
2458 | EXFUN (Ffetch_bytecode, 1); | |
46abf440 | 2459 | extern void init_eval_once P_ ((void)); |
a18c0a47 GM |
2460 | extern Lisp_Object safe_call P_ ((int, Lisp_Object *)); |
2461 | extern Lisp_Object safe_call1 P_ ((Lisp_Object, Lisp_Object)); | |
46abf440 AS |
2462 | extern void init_eval P_ ((void)); |
2463 | extern void syms_of_eval P_ ((void)); | |
3cfe6dfd JB |
2464 | |
2465 | /* Defined in editfns.c */ | |
986113df | 2466 | EXFUN (Fcurrent_message, 0); |
2f69f2ec RS |
2467 | EXFUN (Fgoto_char, 1); |
2468 | EXFUN (Fpoint_min_marker, 0); | |
2469 | EXFUN (Fpoint_max_marker, 0); | |
2470 | EXFUN (Fpoint_min, 0); | |
2471 | EXFUN (Fpoint_max, 0); | |
2472 | EXFUN (Fpoint, 0); | |
2473 | EXFUN (Fpoint_marker, 0); | |
2474 | EXFUN (Fmark_marker, 0); | |
2475 | EXFUN (Fline_beginning_position, 1); | |
2476 | EXFUN (Fline_end_position, 1); | |
2477 | EXFUN (Ffollowing_char, 0); | |
2478 | EXFUN (Fprevious_char, 0); | |
2479 | EXFUN (Fchar_after, 1); | |
2480 | EXFUN (Finsert, MANY); | |
2481 | EXFUN (Finsert_and_inherit, MANY); | |
2482 | EXFUN (Finsert_before_markers, MANY); | |
2483 | EXFUN (Finsert_buffer_substring, 3); | |
2484 | EXFUN (Finsert_char, 3); | |
526a2be7 | 2485 | extern void insert1 P_ ((Lisp_Object)); |
2f69f2ec RS |
2486 | EXFUN (Feolp, 0); |
2487 | EXFUN (Feobp, 0); | |
2488 | EXFUN (Fbolp, 0); | |
2489 | EXFUN (Fbobp, 0); | |
2490 | EXFUN (Fformat, MANY); | |
5010d3b8 | 2491 | EXFUN (Fmessage, MANY); |
2f69f2ec RS |
2492 | extern Lisp_Object format1 P_ ((/* char *, ... */)); |
2493 | extern Lisp_Object make_buffer_string P_ ((int, int, int)); | |
2494 | EXFUN (Fbuffer_substring, 2); | |
2495 | EXFUN (Fbuffer_string, 0); | |
2496 | extern Lisp_Object save_excursion_save P_ ((void)); | |
2497 | extern Lisp_Object save_restriction_save P_ ((void)); | |
2498 | extern Lisp_Object save_excursion_restore P_ ((Lisp_Object)); | |
2499 | extern Lisp_Object save_restriction_restore P_ ((Lisp_Object)); | |
2500 | EXFUN (Fchar_to_string, 1); | |
2501 | EXFUN (Fdelete_region, 2); | |
2502 | EXFUN (Fnarrow_to_region, 2); | |
2503 | EXFUN (Fwiden, 0); | |
2504 | EXFUN (Fuser_login_name, 1); | |
2505 | EXFUN (Fsystem_name, 0); | |
f5969ae9 | 2506 | EXFUN (Fcurrent_time, 0); |
526a2be7 | 2507 | extern int clip_to_bounds P_ ((int, int, int)); |
b745ec7d KH |
2508 | extern Lisp_Object make_buffer_string P_ ((int, int, int)); |
2509 | extern Lisp_Object make_buffer_string_both P_ ((int, int, int, int, int)); | |
46abf440 AS |
2510 | extern void init_editfns P_ ((void)); |
2511 | extern void syms_of_editfns P_ ((void)); | |
4baa6f88 | 2512 | EXFUN (Fcurrent_message, 0); |
8ca534c4 | 2513 | extern Lisp_Object Vinhibit_field_text_motion; |
8d0941fa | 2514 | EXFUN (Fconstrain_to_field, 5); |
4516715a DL |
2515 | EXFUN (Ffield_string, 1); |
2516 | EXFUN (Fdelete_field, 1); | |
2517 | EXFUN (Ffield_beginning, 2); | |
0037e2f2 | 2518 | EXFUN (Ffield_end, 2); |
4516715a | 2519 | EXFUN (Ffield_string_no_properties, 1); |
9a4f9d30 | 2520 | extern void set_time_zone_rule P_ ((char *)); |
3cfe6dfd JB |
2521 | |
2522 | /* defined in buffer.c */ | |
d3d92d25 | 2523 | extern int mouse_face_overlay_overlaps P_ ((Lisp_Object)); |
526a2be7 | 2524 | extern void nsberror P_ ((Lisp_Object)); |
88d33e52 | 2525 | extern char *no_switch_window P_ ((Lisp_Object window)); |
986113df | 2526 | EXFUN (Fset_buffer_multibyte, 1); |
2f69f2ec RS |
2527 | EXFUN (Foverlay_start, 1); |
2528 | EXFUN (Foverlay_end, 1); | |
2529 | extern void adjust_overlays_for_insert P_ ((int, int)); | |
2530 | extern void adjust_overlays_for_delete P_ ((int, int)); | |
2531 | extern void fix_overlays_in_range P_ ((int, int)); | |
526a2be7 AS |
2532 | extern void report_overlay_modification P_ ((Lisp_Object, Lisp_Object, int, |
2533 | Lisp_Object, Lisp_Object, Lisp_Object)); | |
2f69f2ec | 2534 | extern int overlay_touches_p P_ ((int)); |
628300ba | 2535 | extern Lisp_Object Vbuffer_alist, Vinhibit_read_only; |
2f69f2ec RS |
2536 | EXFUN (Fget_buffer, 1); |
2537 | EXFUN (Fget_buffer_create, 1); | |
2538 | EXFUN (Fset_buffer, 1); | |
4a2f9c6a | 2539 | EXFUN (set_buffer_if_live, 1); |
2f69f2ec RS |
2540 | EXFUN (Fbarf_if_buffer_read_only, 0); |
2541 | EXFUN (Fcurrent_buffer, 0); | |
2542 | EXFUN (Fswitch_to_buffer, 2); | |
2543 | EXFUN (Fpop_to_buffer, 3); | |
dbe7f1ef | 2544 | EXFUN (Fother_buffer, 3); |
2f69f2ec RS |
2545 | EXFUN (Foverlay_get, 2); |
2546 | EXFUN (Fbuffer_modified_p, 1); | |
2547 | EXFUN (Fset_buffer_modified_p, 1); | |
2548 | EXFUN (Fkill_buffer, 1); | |
2549 | EXFUN (Fkill_all_local_variables, 0); | |
2550 | EXFUN (Fbuffer_disable_undo, 1); | |
2551 | EXFUN (Fbuffer_enable_undo, 1); | |
2552 | EXFUN (Ferase_buffer, 0); | |
20280af7 | 2553 | extern Lisp_Object Qoverlayp; |
2f69f2ec | 2554 | extern Lisp_Object get_truename_buffer P_ ((Lisp_Object)); |
3cfe6dfd | 2555 | extern struct buffer *all_buffers; |
2f69f2ec | 2556 | EXFUN (Fprevious_overlay_change, 1); |
d7935eb6 | 2557 | EXFUN (Fbuffer_file_name, 1); |
46abf440 AS |
2558 | extern void init_buffer_once P_ ((void)); |
2559 | extern void init_buffer P_ ((void)); | |
2560 | extern void syms_of_buffer P_ ((void)); | |
2561 | extern void keys_of_buffer P_ ((void)); | |
3cfe6dfd JB |
2562 | |
2563 | /* defined in marker.c */ | |
2564 | ||
2f69f2ec RS |
2565 | EXFUN (Fmarker_position, 1); |
2566 | EXFUN (Fmarker_buffer, 1); | |
2567 | EXFUN (Fcopy_marker, 2); | |
2568 | EXFUN (Fset_marker, 3); | |
526a2be7 | 2569 | extern int marker_position P_ ((Lisp_Object)); |
ec5d8db7 AS |
2570 | extern int marker_byte_position P_ ((Lisp_Object)); |
2571 | extern void clear_charpos_cache P_ ((struct buffer *)); | |
2572 | extern int charpos_to_bytepos P_ ((int)); | |
2573 | extern int buf_charpos_to_bytepos P_ ((struct buffer *, int)); | |
2574 | extern int buf_bytepos_to_charpos P_ ((struct buffer *, int)); | |
526a2be7 AS |
2575 | extern void unchain_marker P_ ((Lisp_Object)); |
2576 | extern Lisp_Object set_marker_restricted P_ ((Lisp_Object, Lisp_Object, Lisp_Object)); | |
4ed24bf3 RS |
2577 | extern Lisp_Object set_marker_both P_ ((Lisp_Object, Lisp_Object, int, int)); |
2578 | extern Lisp_Object set_marker_restricted_both P_ ((Lisp_Object, Lisp_Object, | |
2579 | int, int)); | |
46abf440 | 2580 | extern void syms_of_marker P_ ((void)); |
3cfe6dfd JB |
2581 | |
2582 | /* Defined in fileio.c */ | |
2583 | ||
2584 | extern Lisp_Object Qfile_error; | |
2f69f2ec RS |
2585 | EXFUN (Ffind_file_name_handler, 2); |
2586 | EXFUN (Ffile_name_as_directory, 1); | |
f5969ae9 | 2587 | EXFUN (Fmake_temp_name, 1); |
2f69f2ec RS |
2588 | EXFUN (Fexpand_file_name, 2); |
2589 | EXFUN (Ffile_name_nondirectory, 1); | |
2590 | EXFUN (Fsubstitute_in_file_name, 1); | |
2591 | EXFUN (Ffile_symlink_p, 1); | |
2592 | EXFUN (Fverify_visited_file_modtime, 1); | |
2593 | EXFUN (Ffile_exists_p, 1); | |
2594 | EXFUN (Ffile_name_absolute_p, 1); | |
2595 | EXFUN (Fdirectory_file_name, 1); | |
2596 | EXFUN (Ffile_name_directory, 1); | |
2597 | extern Lisp_Object expand_and_dir_to_file P_ ((Lisp_Object, Lisp_Object)); | |
2598 | EXFUN (Ffile_accessible_directory_p, 1); | |
2599 | EXFUN (Funhandled_file_name_directory, 1); | |
2600 | EXFUN (Ffile_directory_p, 1); | |
b4e187e2 | 2601 | EXFUN (Fwrite_region, 7); |
2f69f2ec RS |
2602 | EXFUN (Ffile_readable_p, 1); |
2603 | EXFUN (Ffile_executable_p, 1); | |
2604 | EXFUN (Fread_file_name, 5); | |
38a734b8 | 2605 | extern Lisp_Object close_file_unwind P_ ((Lisp_Object)); |
526a2be7 AS |
2606 | extern void report_file_error P_ ((char *, Lisp_Object)); |
2607 | extern int internal_delete_file P_ ((Lisp_Object)); | |
46abf440 | 2608 | extern void syms_of_fileio P_ ((void)); |
4baa6f88 | 2609 | EXFUN (Fmake_temp_name, 1); |
15b0ced5 | 2610 | extern void init_fileio_once P_ ((void)); |
9d936abc | 2611 | extern Lisp_Object make_temp_name P_ ((Lisp_Object, int)); |
3cfe6dfd JB |
2612 | |
2613 | /* Defined in abbrev.c */ | |
2614 | ||
2615 | extern Lisp_Object Vfundamental_mode_abbrev_table; | |
46abf440 | 2616 | extern void syms_of_abbrev P_ ((void)); |
3cfe6dfd JB |
2617 | |
2618 | /* defined in search.c */ | |
838fad15 | 2619 | extern void shrink_regexp_cache P_ ((void)); |
2f69f2ec RS |
2620 | EXFUN (Fstring_match, 3); |
2621 | extern void restore_match_data P_ ((void)); | |
2622 | EXFUN (Fmatch_data, 2); | |
f405b38d | 2623 | EXFUN (Fset_match_data, 1); |
2f69f2ec RS |
2624 | EXFUN (Fmatch_beginning, 1); |
2625 | EXFUN (Fmatch_end, 1); | |
651cd3da | 2626 | EXFUN (Flooking_at, 1); |
526a2be7 AS |
2627 | extern int fast_string_match P_ ((Lisp_Object, Lisp_Object)); |
2628 | extern int fast_c_string_match_ignore_case P_ ((Lisp_Object, char *)); | |
2629 | extern int scan_buffer P_ ((int, int, int, int, int *, int)); | |
4ed24bf3 | 2630 | extern int scan_newline P_ ((int, int, int, int, int, int)); |
526a2be7 AS |
2631 | extern int find_next_newline P_ ((int, int)); |
2632 | extern int find_next_newline_no_quit P_ ((int, int)); | |
2633 | extern int find_before_next_newline P_ ((int, int, int)); | |
46abf440 | 2634 | extern void syms_of_search P_ ((void)); |
3cfe6dfd JB |
2635 | |
2636 | /* defined in minibuf.c */ | |
2637 | ||
2638 | extern Lisp_Object last_minibuf_string; | |
526a2be7 | 2639 | extern void choose_minibuf_frame P_ ((void)); |
ec5d8db7 | 2640 | extern int scmp P_ ((unsigned char *, unsigned char *, int)); |
5593f7e3 KH |
2641 | EXFUN (Fcompleting_read, 8); |
2642 | EXFUN (Fread_from_minibuffer, 7); | |
2f69f2ec RS |
2643 | EXFUN (Fread_variable, 2); |
2644 | EXFUN (Fread_buffer, 3); | |
2645 | EXFUN (Fread_minibuffer, 2); | |
2646 | EXFUN (Feval_minibuffer, 2); | |
5593f7e3 KH |
2647 | EXFUN (Fread_string, 5); |
2648 | EXFUN (Fread_no_blanks_input, 3); | |
2f69f2ec | 2649 | extern Lisp_Object get_minibuffer P_ ((int)); |
526a2be7 | 2650 | extern void temp_echo_area_glyphs P_ ((char *)); |
46abf440 AS |
2651 | extern void init_minibuf_once P_ ((void)); |
2652 | extern void syms_of_minibuf P_ ((void)); | |
2653 | extern void keys_of_minibuf P_ ((void)); | |
3cfe6dfd JB |
2654 | |
2655 | /* Defined in callint.c */ | |
2656 | ||
de7885bb | 2657 | extern Lisp_Object Qminus, Qplus, Vcurrent_prefix_arg; |
3cfe6dfd | 2658 | extern Lisp_Object Vcommand_history; |
7fd61057 | 2659 | extern Lisp_Object Qcall_interactively, Qmouse_leave_buffer_hook; |
2f69f2ec RS |
2660 | EXFUN (Fcall_interactively, 3); |
2661 | EXFUN (Fprefix_numeric_value, 1); | |
46abf440 | 2662 | extern void syms_of_callint P_ ((void)); |
3cfe6dfd JB |
2663 | |
2664 | /* defined in casefiddle.c */ | |
2665 | ||
2f69f2ec RS |
2666 | EXFUN (Fdowncase, 1); |
2667 | EXFUN (Fupcase, 1); | |
2668 | EXFUN (Fcapitalize, 1); | |
2669 | EXFUN (Fupcase_region, 2); | |
2670 | EXFUN (Fupcase_initials, 1); | |
2671 | EXFUN (Fupcase_initials_region, 2); | |
46abf440 AS |
2672 | extern void syms_of_casefiddle P_ ((void)); |
2673 | extern void keys_of_casefiddle P_ ((void)); | |
3cfe6dfd | 2674 | |
1747fb16 RS |
2675 | /* defined in casetab.c */ |
2676 | ||
2f69f2ec RS |
2677 | EXFUN (Fset_case_table, 1); |
2678 | EXFUN (Fset_standard_case_table, 1); | |
46abf440 AS |
2679 | extern void init_casetab_once P_ ((void)); |
2680 | extern void syms_of_casetab P_ ((void)); | |
1747fb16 | 2681 | |
3cfe6dfd JB |
2682 | /* defined in keyboard.c */ |
2683 | ||
54cd1651 GM |
2684 | extern int echoing; |
2685 | extern Lisp_Object echo_message_buffer; | |
417750de | 2686 | extern struct kboard *echo_kboard; |
54cd1651 | 2687 | extern void cancel_echoing P_ ((void)); |
1425dcb6 | 2688 | extern Lisp_Object Qdisabled, QCfilter; |
4b657f72 | 2689 | extern Lisp_Object Vtty_erase_char, Vhelp_form, Vtop_level; |
8e7bd231 | 2690 | extern int input_pending; |
2f69f2ec RS |
2691 | EXFUN (Fdiscard_input, 0); |
2692 | EXFUN (Frecursive_edit, 0); | |
2693 | EXFUN (Fcommand_execute, 4); | |
2694 | EXFUN (Finput_pending_p, 0); | |
2695 | extern Lisp_Object menu_bar_items P_ ((Lisp_Object)); | |
9ea173e8 | 2696 | extern Lisp_Object tool_bar_items P_ ((Lisp_Object, int *)); |
f498e3b2 | 2697 | extern Lisp_Object Qvertical_scroll_bar; |
4516715a | 2698 | extern void discard_mouse_events P_ ((void)); |
2f69f2ec | 2699 | EXFUN (Fevent_convert_list, 1); |
e271fdb3 | 2700 | EXFUN (Fread_key_sequence, 5); |
526a2be7 AS |
2701 | EXFUN (Fset_input_mode, 4); |
2702 | extern int detect_input_pending P_ ((void)); | |
2703 | extern int detect_input_pending_run_timers P_ ((int)); | |
2704 | extern void safe_run_hooks P_ ((Lisp_Object)); | |
2705 | extern void cmd_error_internal P_ ((Lisp_Object, char *)); | |
2706 | extern Lisp_Object command_loop_1 P_ ((void)); | |
2707 | extern Lisp_Object recursive_edit_1 P_ ((void)); | |
2708 | extern void record_auto_save P_ ((void)); | |
46abf440 AS |
2709 | extern void init_keyboard P_ ((void)); |
2710 | extern void syms_of_keyboard P_ ((void)); | |
2711 | extern void keys_of_keyboard P_ ((void)); | |
89f93679 | 2712 | extern char *push_key_description P_ ((unsigned int, char *, int)); |
3cfe6dfd | 2713 | |
3cfe6dfd JB |
2714 | |
2715 | /* defined in indent.c */ | |
2f69f2ec RS |
2716 | EXFUN (Fvertical_motion, 2); |
2717 | EXFUN (Findent_to, 2); | |
2718 | EXFUN (Fcurrent_column, 0); | |
2719 | EXFUN (Fmove_to_column, 2); | |
526a2be7 AS |
2720 | extern int current_column P_ ((void)); |
2721 | extern void invalidate_current_column P_ ((void)); | |
4ed24bf3 | 2722 | extern int indented_beyond_p P_ ((int, int, int)); |
46abf440 | 2723 | extern void syms_of_indent P_ ((void)); |
3cfe6dfd JB |
2724 | |
2725 | /* defined in window.c */ | |
afd0d237 | 2726 | extern Lisp_Object Qwindowp, Qwindow_live_p; |
45d051a7 | 2727 | extern Lisp_Object Vwindow_list; |
5010d3b8 | 2728 | EXFUN (Fwindow_end, 2); |
2f69f2ec | 2729 | EXFUN (Fselected_window, 0); |
526a2be7 AS |
2730 | EXFUN (Fnext_window, 3); |
2731 | EXFUN (Fdelete_window, 1); | |
2732 | EXFUN (Fselect_window, 1); | |
2733 | EXFUN (Fset_window_buffer, 2); | |
2f69f2ec RS |
2734 | EXFUN (Fget_buffer_window, 2); |
2735 | EXFUN (Fsave_window_excursion, UNEVALLED); | |
526a2be7 | 2736 | EXFUN (Fsplit_window, 3); |
2f69f2ec RS |
2737 | EXFUN (Fset_window_configuration, 1); |
2738 | EXFUN (Fcurrent_window_configuration, 1); | |
b4e187e2 | 2739 | extern int compare_window_configurations P_ ((Lisp_Object, Lisp_Object, int)); |
2f69f2ec RS |
2740 | EXFUN (Fcoordinates_in_window_p, 2); |
2741 | EXFUN (Fwindow_at, 3); | |
de54681a | 2742 | EXFUN (Fpos_visible_in_window_p, 3); |
f5969ae9 | 2743 | extern void mark_window_cursors_off P_ ((struct window *)); |
526a2be7 AS |
2744 | extern int window_internal_height P_ ((struct window *)); |
2745 | extern int window_internal_width P_ ((struct window *)); | |
2f69f2ec RS |
2746 | EXFUN (Frecenter, 1); |
2747 | EXFUN (Fscroll_other_window, 1); | |
2748 | EXFUN (Fset_window_start, 3); | |
2749 | extern void temp_output_buffer_show P_ ((Lisp_Object)); | |
526a2be7 | 2750 | extern void replace_buffer_in_all_windows P_ ((Lisp_Object)); |
46abf440 | 2751 | extern void init_window_once P_ ((void)); |
9180dc8c | 2752 | extern void init_window P_ ((void)); |
46abf440 AS |
2753 | extern void syms_of_window P_ ((void)); |
2754 | extern void keys_of_window P_ ((void)); | |
3cfe6dfd | 2755 | |
ff11dfa1 | 2756 | /* defined in frame.c */ |
362fb47a | 2757 | extern Lisp_Object Qvisible; |
526a2be7 | 2758 | extern void store_frame_param P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
2f69f2ec | 2759 | extern void store_in_alist P_ ((Lisp_Object *, Lisp_Object, Lisp_Object)); |
25f873bc | 2760 | extern Lisp_Object do_switch_frame P_ ((Lisp_Object, int, int)); |
526a2be7 | 2761 | extern Lisp_Object get_frame_param P_ ((struct frame *, Lisp_Object)); |
dbe7f1ef | 2762 | extern Lisp_Object frame_buffer_predicate P_ ((Lisp_Object)); |
2f69f2ec RS |
2763 | EXFUN (Fframep, 1); |
2764 | EXFUN (Fselect_frame, 2); | |
2765 | EXFUN (Fselected_frame, 0); | |
2766 | EXFUN (Fwindow_frame, 1); | |
2767 | EXFUN (Fframe_root_window, 1); | |
2768 | EXFUN (Fframe_first_window, 1); | |
2769 | EXFUN (Fframe_selected_window, 1); | |
2770 | EXFUN (Fframe_list, 0); | |
2771 | EXFUN (Fnext_frame, 2); | |
2772 | EXFUN (Fdelete_frame, 2); | |
2773 | EXFUN (Fset_mouse_position, 3); | |
2774 | EXFUN (Fmake_frame_visible, 1); | |
2775 | EXFUN (Fmake_frame_invisible, 2); | |
2776 | EXFUN (Ficonify_frame, 1); | |
2777 | EXFUN (Fframe_visible_p, 1); | |
2778 | EXFUN (Fvisible_frame_list, 0); | |
4560730a | 2779 | EXFUN (Fframe_parameter, 2); |
2f69f2ec RS |
2780 | EXFUN (Fframe_parameters, 1); |
2781 | EXFUN (Fmodify_frame_parameters, 2); | |
2782 | EXFUN (Fset_frame_height, 3); | |
2783 | EXFUN (Fset_frame_width, 3); | |
2784 | EXFUN (Fset_frame_size, 3); | |
2785 | EXFUN (Fset_frame_position, 3); | |
2786 | EXFUN (Fraise_frame, 1); | |
2787 | EXFUN (Fredirect_frame_focus, 2); | |
526a2be7 | 2788 | EXFUN (Fset_frame_selected_window, 2); |
dbe7f1ef | 2789 | extern Lisp_Object frame_buffer_list P_ ((Lisp_Object)); |
526a2be7 | 2790 | extern void frames_discard_buffer P_ ((Lisp_Object)); |
dbe7f1ef | 2791 | extern void set_frame_buffer_list P_ ((Lisp_Object, Lisp_Object)); |
526a2be7 | 2792 | extern void frames_bury_buffer P_ ((Lisp_Object)); |
46abf440 AS |
2793 | extern void syms_of_frame P_ ((void)); |
2794 | extern void keys_of_frame P_ ((void)); | |
3cfe6dfd JB |
2795 | |
2796 | /* defined in emacs.c */ | |
2f69f2ec | 2797 | extern Lisp_Object decode_env_path P_ ((char *, char *)); |
3530d534 | 2798 | extern Lisp_Object Vinvocation_name, Vinvocation_directory; |
e6faba7f | 2799 | extern Lisp_Object Vinstallation_directory; |
2f69f2ec | 2800 | EXFUN (Fkill_emacs, 1); |
68c45bf0 PE |
2801 | #if HAVE_SETLOCALE |
2802 | void fixup_locale P_ ((void)); | |
ca9c0567 PE |
2803 | void synchronize_system_messages_locale P_ ((void)); |
2804 | void synchronize_system_time_locale P_ ((void)); | |
68c45bf0 PE |
2805 | #else |
2806 | #define setlocale(category, locale) | |
2807 | #define fixup_locale() | |
ca9c0567 PE |
2808 | #define synchronize_system_messages_locale() |
2809 | #define synchronize_system_time_locale() | |
68c45bf0 | 2810 | #endif |
2f69f2ec | 2811 | void shut_down_emacs P_ ((int, int, Lisp_Object)); |
3cfe6dfd JB |
2812 | /* Nonzero means don't do interactive redisplay and don't change tty modes */ |
2813 | extern int noninteractive; | |
2814 | /* Nonzero means don't do use window-system-specific display code */ | |
2815 | extern int inhibit_window_system; | |
99a3d506 | 2816 | /* Nonzero means that a filter or a sentinel is running. */ |
7074fde6 | 2817 | extern int running_asynch_code; |
3cfe6dfd JB |
2818 | |
2819 | /* defined in process.c */ | |
2f69f2ec RS |
2820 | EXFUN (Fget_process, 1); |
2821 | EXFUN (Fget_buffer_process, 1); | |
2822 | EXFUN (Fprocessp, 1); | |
2823 | EXFUN (Fprocess_status, 1); | |
2824 | EXFUN (Fkill_process, 2); | |
2825 | EXFUN (Fprocess_send_eof, 1); | |
2826 | EXFUN (Fwaiting_for_user_input_p, 0); | |
6efad63b | 2827 | extern Lisp_Object Qprocessp; |
526a2be7 AS |
2828 | extern void kill_buffer_processes P_ ((Lisp_Object)); |
2829 | extern int wait_reading_process_input P_ ((int, int, Lisp_Object, int)); | |
2830 | extern void deactivate_process P_ ((Lisp_Object)); | |
2831 | extern void add_keyboard_wait_descriptor P_ ((int)); | |
2832 | extern void delete_keyboard_wait_descriptor P_ ((int)); | |
2833 | extern void close_process_descs P_ ((void)); | |
2834 | extern void status_notify P_ ((void)); | |
2835 | extern int read_process_output P_ ((Lisp_Object, int)); | |
46abf440 AS |
2836 | extern void init_process P_ ((void)); |
2837 | extern void syms_of_process P_ ((void)); | |
3cfe6dfd JB |
2838 | |
2839 | /* defined in callproc.c */ | |
9453ea7b | 2840 | extern Lisp_Object Vexec_path, Vexec_directory, Vdata_directory; |
c65be0e1 | 2841 | extern Lisp_Object Vdoc_directory; |
f5969ae9 | 2842 | EXFUN (Fcall_process, MANY); |
526a2be7 | 2843 | extern int child_setup P_ ((int, int, int, char **, int, Lisp_Object)); |
46abf440 AS |
2844 | extern void init_callproc_1 P_ ((void)); |
2845 | extern void init_callproc P_ ((void)); | |
2846 | extern void set_process_environment P_ ((void)); | |
2847 | extern void syms_of_callproc P_ ((void)); | |
3cfe6dfd | 2848 | |
3cfe6dfd JB |
2849 | /* defined in doc.c */ |
2850 | extern Lisp_Object Vdoc_file_name; | |
2f69f2ec RS |
2851 | EXFUN (Fsubstitute_command_keys, 1); |
2852 | EXFUN (Fdocumentation, 2); | |
2853 | EXFUN (Fdocumentation_property, 3); | |
2854 | extern Lisp_Object read_doc_string P_ ((Lisp_Object)); | |
3dd00fc3 | 2855 | extern Lisp_Object get_doc_string P_ ((Lisp_Object, int, int)); |
46abf440 | 2856 | extern void syms_of_doc P_ ((void)); |
4baa6f88 | 2857 | extern int read_bytecode_char P_ ((int)); |
3cfe6dfd JB |
2858 | |
2859 | /* defined in bytecode.c */ | |
2860 | extern Lisp_Object Qbytecode; | |
2f69f2ec | 2861 | EXFUN (Fbyte_code, 3); |
46abf440 | 2862 | extern void syms_of_bytecode P_ ((void)); |
35c7a974 GM |
2863 | extern struct byte_stack *byte_stack_list; |
2864 | extern void mark_byte_stack P_ ((void)); | |
8e6e83b3 | 2865 | extern void unmark_byte_stack P_ ((void)); |
3cfe6dfd JB |
2866 | |
2867 | /* defined in macros.c */ | |
2868 | extern Lisp_Object Qexecute_kbd_macro; | |
2f69f2ec | 2869 | EXFUN (Fexecute_kbd_macro, 2); |
46abf440 AS |
2870 | extern void init_macros P_ ((void)); |
2871 | extern void syms_of_macros P_ ((void)); | |
2872 | extern void keys_of_macros P_ ((void)); | |
3cfe6dfd | 2873 | |
d20c2151 | 2874 | /* defined in undo.c */ |
a387611b | 2875 | extern Lisp_Object Qinhibit_read_only; |
2f69f2ec RS |
2876 | EXFUN (Fundo_boundary, 0); |
2877 | extern Lisp_Object truncate_undo_list P_ ((Lisp_Object, int, int)); | |
526a2be7 AS |
2878 | extern void record_marker_adjustment P_ ((Lisp_Object, int)); |
2879 | extern void record_insert P_ ((int, int)); | |
443de1d7 | 2880 | extern void record_delete P_ ((int, Lisp_Object)); |
526a2be7 AS |
2881 | extern void record_first_change P_ ((void)); |
2882 | extern void record_change P_ ((int, int)); | |
2883 | extern void record_property_change P_ ((int, int, Lisp_Object, Lisp_Object, | |
2884 | Lisp_Object)); | |
46abf440 | 2885 | extern void syms_of_undo P_ ((void)); |
d20c2151 | 2886 | |
8537f1cb | 2887 | /* defined in textprop.c */ |
c2d8811c | 2888 | extern Lisp_Object Qmodification_hooks; |
d3d92d25 | 2889 | extern Lisp_Object Qrear_nonsticky, Qfont, Qmouse_face; |
c2d8811c | 2890 | extern Lisp_Object Qinsert_in_front_hooks, Qinsert_behind_hooks; |
2f69f2ec RS |
2891 | EXFUN (Fnext_property_change, 3); |
2892 | EXFUN (Fnext_single_property_change, 4); | |
5433ffa5 | 2893 | EXFUN (Fnext_single_char_property_change, 4); |
2f69f2ec RS |
2894 | EXFUN (Fprevious_single_property_change, 4); |
2895 | EXFUN (Fget_text_property, 3); | |
2896 | EXFUN (Fput_text_property, 5); | |
2897 | EXFUN (Fset_text_properties, 4); | |
2898 | EXFUN (Ftext_property_not_all, 5); | |
2899 | EXFUN (Fprevious_char_property_change, 2); | |
2900 | EXFUN (Fnext_char_property_change, 2); | |
526a2be7 | 2901 | extern void report_interval_modification P_ ((Lisp_Object, Lisp_Object)); |
46abf440 | 2902 | extern void syms_of_textprop P_ ((void)); |
50075fa0 GM |
2903 | extern Lisp_Object next_single_char_property_change P_ ((Lisp_Object, |
2904 | Lisp_Object, | |
2905 | Lisp_Object, | |
2906 | Lisp_Object)); | |
48778e46 GM |
2907 | extern Lisp_Object set_text_properties P_ ((Lisp_Object, Lisp_Object, |
2908 | Lisp_Object, Lisp_Object, | |
2909 | Lisp_Object)); | |
8537f1cb | 2910 | |
40131ef5 | 2911 | /* defined in xmenu.c */ |
2f69f2ec RS |
2912 | EXFUN (Fx_popup_menu, 2); |
2913 | EXFUN (Fx_popup_dialog, 2); | |
46abf440 | 2914 | extern void syms_of_xmenu P_ ((void)); |
acb137e5 | 2915 | extern int popup_activated_flag; |
526a2be7 AS |
2916 | |
2917 | /* defined in sysdep.c */ | |
0868e74e | 2918 | extern void stuff_char P_ ((char c)); |
526a2be7 AS |
2919 | extern void init_sigio P_ ((int)); |
2920 | extern void request_sigio P_ ((void)); | |
2921 | extern void unrequest_sigio P_ ((void)); | |
2922 | extern void reset_sys_modes P_ ((void)); | |
2923 | extern void sys_subshell P_ ((void)); | |
2924 | extern void sys_suspend P_ ((void)); | |
2925 | extern void discard_tty_input P_ ((void)); | |
2926 | extern void init_sys_modes P_ ((void)); | |
2927 | extern void reset_sys_modes P_ ((void)); | |
2928 | extern void get_frame_size P_ ((int *, int *)); | |
2929 | extern void wait_for_termination P_ ((int)); | |
2930 | extern void flush_pending_output P_ ((int)); | |
2931 | extern void child_setup_tty P_ ((int)); | |
2932 | extern void setup_pty P_ ((int)); | |
2933 | extern int set_window_size P_ ((int, int, int)); | |
2934 | extern void create_process P_ ((Lisp_Object, char **, Lisp_Object)); | |
2935 | extern int tabs_safe_p P_ ((void)); | |
2936 | extern void init_baud_rate P_ ((void)); | |
68c45bf0 PE |
2937 | extern int emacs_open P_ ((char *, int, int)); |
2938 | extern int emacs_close P_ ((int)); | |
2939 | extern int emacs_read P_ ((int, char *, unsigned int)); | |
2940 | extern int emacs_write P_ ((int, char *, unsigned int)); | |
526a2be7 AS |
2941 | |
2942 | /* defined in filelock.c */ | |
2943 | EXFUN (Funlock_buffer, 0); | |
9ae8d912 | 2944 | EXFUN (Ffile_locked_p, 1); |
526a2be7 AS |
2945 | extern void unlock_all_files P_ ((void)); |
2946 | extern void lock_file P_ ((Lisp_Object)); | |
2947 | extern void unlock_file P_ ((Lisp_Object)); | |
2948 | extern void unlock_buffer P_ ((struct buffer *)); | |
46abf440 | 2949 | extern void syms_of_filelock P_ ((void)); |
15b0ced5 GM |
2950 | extern void init_filelock P_ ((void)); |
2951 | ||
2952 | /* Defined in sound.c */ | |
2953 | extern void syms_of_sound P_ ((void)); | |
2954 | extern void init_sound P_ ((void)); | |
46abf440 AS |
2955 | |
2956 | /* Defined in category.c */ | |
2957 | extern void init_category_once P_ ((void)); | |
2958 | extern void syms_of_category P_ ((void)); | |
2959 | ||
2960 | /* Defined in ccl.c */ | |
2961 | extern void syms_of_ccl P_ ((void)); | |
2962 | ||
2963 | /* Defined in dired.c */ | |
f5969ae9 | 2964 | EXFUN (Ffile_attributes, 1); |
46abf440 AS |
2965 | extern void syms_of_dired P_ ((void)); |
2966 | ||
2967 | /* Defined in mocklisp.c */ | |
2968 | extern void syms_of_mocklisp P_ ((void)); | |
2969 | ||
2970 | /* Defined in term.c */ | |
2971 | extern void syms_of_term P_ ((void)); | |
07cd5d9c | 2972 | extern void fatal () NO_RETURN; |
46abf440 AS |
2973 | |
2974 | #ifdef HAVE_X_WINDOWS | |
2975 | /* Defined in fontset.c */ | |
2976 | extern void syms_of_fontset P_ ((void)); | |
5010d3b8 | 2977 | EXFUN (Fset_fontset_font, 4); |
46abf440 AS |
2978 | #endif |
2979 | ||
2980 | /* Defined in xfaces.c */ | |
2981 | extern void syms_of_xfaces P_ ((void)); | |
2982 | ||
7de6c766 GM |
2983 | /* Defined in getloadavg.c */ |
2984 | extern int getloadavg P_ ((double *, int)); | |
2985 | ||
46abf440 AS |
2986 | #ifdef HAVE_X_WINDOWS |
2987 | /* Defined in xfns.c */ | |
2988 | extern void syms_of_xfns P_ ((void)); | |
15b0ced5 | 2989 | extern void init_xfns P_ ((void)); |
97305dec | 2990 | extern Lisp_Object Vx_resource_name; |
4516715a | 2991 | EXFUN (Fxw_display_color_p, 1); |
1c7df982 | 2992 | #endif /* HAVE_X_WINDOWS */ |
46abf440 AS |
2993 | |
2994 | /* Defined in xselect.c */ | |
2995 | extern void syms_of_xselect P_ ((void)); | |
2996 | ||
2997 | /* Defined in xterm.c */ | |
2998 | extern void syms_of_xterm P_ ((void)); | |
4baa6f88 DL |
2999 | |
3000 | /* Defined in getloadavg.c */ | |
3001 | extern int getloadavg P_ ((double [], int)); | |
83925baa | 3002 | \f |
3cfe6dfd JB |
3003 | /* Nonzero means Emacs has already been initialized. |
3004 | Used during startup to detect startup of dumped Emacs. */ | |
3005 | extern int initialized; | |
3006 | ||
3007 | extern int immediate_quit; /* Nonzero means ^G can quit instantly */ | |
3008 | ||
f66aa8f2 GM |
3009 | extern POINTER_TYPE *xmalloc P_ ((size_t)); |
3010 | extern POINTER_TYPE *xrealloc P_ ((POINTER_TYPE *, size_t)); | |
074b6efe DL |
3011 | extern void xfree P_ ((POINTER_TYPE *)); |
3012 | ||
8e7af858 | 3013 | extern char *xstrdup P_ ((char *)); |
3cfe6dfd | 3014 | |
473ddaa9 | 3015 | #ifndef USE_CRT_DLL |
526a2be7 | 3016 | extern char *egetenv P_ ((char *)); |
473ddaa9 | 3017 | #endif |
e98227af | 3018 | |
5d6be39f | 3019 | /* Set up the name of the machine we're running on. */ |
526a2be7 | 3020 | extern void init_system_name P_ ((void)); |
881a5a80 RS |
3021 | |
3022 | /* Some systems (e.g., NT) use a different path separator than Unix, | |
3023 | in addition to a device separator. Default the path separator | |
3024 | to '/', and don't test for a device separator in IS_ANY_SEP. */ | |
3025 | ||
e0c07012 RS |
3026 | #ifdef WINDOWSNT |
3027 | extern Lisp_Object Vdirectory_sep_char; | |
3028 | #endif | |
3029 | ||
881a5a80 RS |
3030 | #ifndef DIRECTORY_SEP |
3031 | #define DIRECTORY_SEP '/' | |
3032 | #endif | |
881a5a80 RS |
3033 | #ifndef IS_DIRECTORY_SEP |
3034 | #define IS_DIRECTORY_SEP(_c_) ((_c_) == DIRECTORY_SEP) | |
3035 | #endif | |
3036 | #ifndef IS_DEVICE_SEP | |
3037 | #ifndef DEVICE_SEP | |
3038 | #define IS_DEVICE_SEP(_c_) 0 | |
3039 | #else | |
3040 | #define IS_DEVICE_SEP(_c_) ((_c_) == DEVICE_SEP) | |
3041 | #endif | |
3042 | #endif | |
3043 | #ifndef IS_ANY_SEP | |
3044 | #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_)) | |
3045 | #endif | |
51bd4610 KH |
3046 | |
3047 | #ifdef SWITCH_ENUM_BUG | |
3048 | #define SWITCH_ENUM_CAST(x) ((int)(x)) | |
3049 | #else | |
3050 | #define SWITCH_ENUM_CAST(x) (x) | |
3051 | #endif | |
a32fa736 GM |
3052 | |
3053 | /* Loop over Lisp list LIST. Signal an error if LIST is not a proper | |
3054 | list, or if it contains circles. | |
3055 | ||
3056 | HARE and TORTOISE should be the names of Lisp_Object variables, and | |
3057 | N should be the name of an EMACS_INT variable declared in the | |
3058 | function where the macro is used. Each nested loop should use | |
3059 | its own variables. | |
3060 | ||
3061 | In the loop body, HARE is set to each cons of LIST, and N is the | |
3062 | length of the list processed so far. */ | |
3063 | ||
3064 | #define LIST_END_P(list, obj) \ | |
3065 | (NILP (obj) \ | |
3066 | ? 1 \ | |
3067 | : (CONSP (obj) \ | |
3068 | ? 0 \ | |
3069 | : (wrong_type_argument (Qlistp, (list), 0)), 1)) | |
3070 | ||
3071 | #define FOREACH(hare, list, tortoise, n) \ | |
3072 | for (tortoise = hare = (list), n = 0; \ | |
3073 | !LIST_END_P (list, hare); \ | |
3074 | (hare = XCDR (hare), ++n, \ | |
3075 | ((n & 1) != 0 \ | |
3076 | ? (tortoise = XCDR (tortoise), \ | |
3077 | (EQ (hare, tortoise) \ | |
3078 | && (circular_list_error ((list)), 1))) \ | |
3079 | : 0))) | |
8a226de7 GM |
3080 | |
3081 | /* The ubiquitous min and max macros. */ | |
3082 | ||
152180e3 AI |
3083 | #ifdef max |
3084 | #undef max | |
3085 | #undef min | |
3086 | #endif | |
8a226de7 GM |
3087 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
3088 | #define max(a, b) ((a) > (b) ? (a) : (b)) |