Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* perl.h |
a687059c | 2 | * |
9607fc9c | 3 | * Copyright (c) 1987-1997, Larry Wall |
a687059c | 4 | * |
352d5a3a LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
8d063cd8 | 7 | * |
8d063cd8 | 8 | */ |
85e6fe83 LW |
9 | #ifndef H_PERL |
10 | #define H_PERL 1 | |
a0d0e21e | 11 | #define OVERLOAD |
8d063cd8 | 12 | |
760ac839 LW |
13 | #ifdef PERL_FOR_X2P |
14 | /* | |
15 | * This file is being used for x2p stuff. | |
16 | * Above symbol is defined via -D in 'x2p/Makefile.SH' | |
17 | * Decouple x2p stuff from some of perls more extreme eccentricities. | |
18 | */ | |
760ac839 | 19 | #undef EMBED |
55497cff | 20 | #undef NO_EMBED |
21 | #define NO_EMBED | |
22 | #undef MULTIPLICITY | |
760ac839 LW |
23 | #undef USE_STDIO |
24 | #define USE_STDIO | |
25 | #endif /* PERL_FOR_X2P */ | |
26 | ||
71be2cbc | 27 | #define VOIDUSED 1 |
28 | #include "config.h" | |
29 | ||
30 | #include "embed.h" | |
31 | ||
728e2803 | 32 | /* |
33 | * STMT_START { statements; } STMT_END; | |
34 | * can be used as a single statement, as in | |
35 | * if (x) STMT_START { ... } STMT_END; else ... | |
36 | * | |
37 | * Trying to select a version that gives no warnings... | |
38 | */ | |
39 | #if !(defined(STMT_START) && defined(STMT_END)) | |
40 | # if defined(__GNUC__) && !defined(__STRICT_ANSI__) | |
41 | # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ | |
42 | # define STMT_END ) | |
43 | # else | |
44 | /* Now which other defined()s do we need here ??? */ | |
45 | # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) | |
46 | # define STMT_START if (1) | |
47 | # define STMT_END else (void)0 | |
48 | # else | |
49 | # define STMT_START do | |
50 | # define STMT_END while (0) | |
51 | # endif | |
52 | # endif | |
53 | #endif | |
54 | ||
55497cff | 55 | /* |
56 | * SOFT_CAST can be used for args to prototyped functions to retain some | |
57 | * type checking; it only casts if the compiler does not know prototypes. | |
58 | */ | |
59 | #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE) | |
60 | #define SOFT_CAST(type) | |
61 | #else | |
62 | #define SOFT_CAST(type) (type) | |
63 | #endif | |
64 | ||
79072805 LW |
65 | #ifndef BYTEORDER |
66 | # define BYTEORDER 0x1234 | |
67 | #endif | |
68 | ||
69 | /* Overall memory policy? */ | |
70 | #ifndef CONSERVATIVE | |
71 | # define LIBERAL 1 | |
72 | #endif | |
73 | ||
74 | /* | |
75 | * The following contortions are brought to you on behalf of all the | |
76 | * standards, semi-standards, de facto standards, not-so-de-facto standards | |
77 | * of the world, as well as all the other botches anyone ever thought of. | |
78 | * The basic theory is that if we work hard enough here, the rest of the | |
79 | * code can be a lot prettier. Well, so much for theory. Sorry, Henry... | |
80 | */ | |
ac58e20f | 81 | |
ee0007ab | 82 | /* define this once if either system, instead of cluttering up the src */ |
68dc0745 | 83 | #if defined(MSDOS) || defined(atarist) || defined(WIN32) |
ee0007ab LW |
84 | #define DOSISH 1 |
85 | #endif | |
86 | ||
a0d0e21e | 87 | #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) |
352d5a3a LW |
88 | # define STANDARD_C 1 |
89 | #endif | |
90 | ||
68dc0745 | 91 | #if defined(__cplusplus) || defined(WIN32) |
92 | # define DONT_DECLARE_STD 1 | |
93 | #endif | |
94 | ||
352d5a3a | 95 | #if defined(HASVOLATILE) || defined(STANDARD_C) |
79072805 LW |
96 | # ifdef __cplusplus |
97 | # define VOL // to temporarily suppress warnings | |
98 | # else | |
99 | # define VOL volatile | |
100 | # endif | |
663a0e37 | 101 | #else |
79072805 | 102 | # define VOL |
663a0e37 LW |
103 | #endif |
104 | ||
bbce6d69 | 105 | #define TAINT (tainted = TRUE) |
106 | #define TAINT_NOT (tainted = FALSE) | |
107 | #define TAINT_IF(c) if (c) { tainted = TRUE; } | |
108 | #define TAINT_ENV() if (tainting) { taint_env(); } | |
109 | #define TAINT_PROPER(s) if (tainting) { taint_proper(no_security, s); } | |
a687059c | 110 | |
a6e633de | 111 | /* XXX All process group stuff is handled in pp_sys.c. Should these |
112 | defines move there? If so, I could simplify this a lot. --AD 9/96. | |
113 | */ | |
114 | /* Process group stuff changed from traditional BSD to POSIX. | |
115 | perlfunc.pod documents the traditional BSD-style syntax, so we'll | |
116 | try to preserve that, if possible. | |
117 | */ | |
118 | #ifdef HAS_SETPGID | |
119 | # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp)) | |
c07a80fd | 120 | #else |
a6e633de | 121 | # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP) |
122 | # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp)) | |
123 | # else | |
124 | # ifdef HAS_SETPGRP2 /* DG/UX */ | |
125 | # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp)) | |
126 | # endif | |
127 | # endif | |
128 | #endif | |
129 | #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP) | |
130 | # define HAS_SETPGRP /* Well, effectively it does . . . */ | |
131 | #endif | |
132 | ||
133 | /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes | |
134 | our life easier :-) so we'll try it. | |
135 | */ | |
136 | #ifdef HAS_GETPGID | |
137 | # define BSD_GETPGRP(pid) getpgid((pid)) | |
138 | #else | |
139 | # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP) | |
140 | # define BSD_GETPGRP(pid) getpgrp((pid)) | |
141 | # else | |
142 | # ifdef HAS_GETPGRP2 /* DG/UX */ | |
143 | # define BSD_GETPGRP(pid) getpgrp2((pid)) | |
144 | # endif | |
145 | # endif | |
146 | #endif | |
147 | #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP) | |
148 | # define HAS_GETPGRP /* Well, effectively it does . . . */ | |
149 | #endif | |
150 | ||
151 | /* These are not exact synonyms, since setpgrp() and getpgrp() may | |
152 | have different behaviors, but perl.h used to define USE_BSDPGRP | |
153 | (prior to 5.003_05) so some extension might depend on it. | |
154 | */ | |
155 | #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP) | |
156 | # ifndef USE_BSDPGRP | |
157 | # define USE_BSDPGRP | |
158 | # endif | |
663a0e37 LW |
159 | #endif |
160 | ||
760ac839 LW |
161 | #ifndef _TYPES_ /* If types.h defines this it's easy. */ |
162 | # ifndef major /* Does everyone's types.h define this? */ | |
163 | # include <sys/types.h> | |
164 | # endif | |
165 | #endif | |
166 | ||
167 | #ifdef __cplusplus | |
168 | # ifndef I_STDARG | |
169 | # define I_STDARG 1 | |
170 | # endif | |
171 | #endif | |
172 | ||
173 | #ifdef I_STDARG | |
174 | # include <stdarg.h> | |
175 | #else | |
176 | # ifdef I_VARARGS | |
177 | # include <varargs.h> | |
178 | # endif | |
179 | #endif | |
180 | ||
181 | #include "perlio.h" | |
0c30d9ec | 182 | |
4633a7c4 | 183 | #ifdef USE_NEXT_CTYPE |
0c30d9ec | 184 | |
185 | #if NX_CURRENT_COMPILER_RELEASE >= 400 | |
186 | #include <objc/NXCType.h> | |
187 | #else /* NX_CURRENT_COMPILER_RELEASE < 400 */ | |
a0d0e21e | 188 | #include <appkit/NXCType.h> |
0c30d9ec | 189 | #endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */ |
190 | ||
191 | #else /* !USE_NEXT_CTYPE */ | |
fe14fcc3 | 192 | #include <ctype.h> |
0c30d9ec | 193 | #endif /* USE_NEXT_CTYPE */ |
a0d0e21e LW |
194 | |
195 | #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */ | |
196 | #undef METHOD | |
197 | #endif | |
198 | ||
36477c24 | 199 | #ifdef I_LOCALE |
200 | # include <locale.h> | |
201 | #endif | |
202 | ||
203 | #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE) | |
204 | # define USE_LOCALE | |
205 | # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \ | |
206 | && defined(HAS_STRXFRM) | |
207 | # define USE_LOCALE_COLLATE | |
208 | # endif | |
209 | # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE) | |
210 | # define USE_LOCALE_CTYPE | |
211 | # endif | |
212 | # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC) | |
213 | # define USE_LOCALE_NUMERIC | |
214 | # endif | |
215 | #endif /* !NO_LOCALE && HAS_SETLOCALE */ | |
216 | ||
fe14fcc3 | 217 | #include <setjmp.h> |
79072805 | 218 | |
a0d0e21e | 219 | #ifdef I_SYS_PARAM |
79072805 LW |
220 | # ifdef PARAM_NEEDS_TYPES |
221 | # include <sys/types.h> | |
222 | # endif | |
223 | # include <sys/param.h> | |
352d5a3a | 224 | #endif |
79072805 LW |
225 | |
226 | ||
227 | /* Use all the "standard" definitions? */ | |
a0d0e21e | 228 | #if defined(STANDARD_C) && defined(I_STDLIB) |
79072805 | 229 | # include <stdlib.h> |
ff68c719 | 230 | #endif |
03a14243 | 231 | |
55497cff | 232 | /* This comes after <stdlib.h> so we don't try to change the standard |
233 | * library prototypes; we'll use our own in proto.h instead. */ | |
234 | ||
4633a7c4 | 235 | #ifdef MYMALLOC |
55497cff | 236 | |
760ac839 | 237 | # ifdef HIDEMYMALLOC |
55497cff | 238 | # define malloc Mymalloc |
239 | # define calloc Mycalloc | |
05effc97 | 240 | # define realloc Myremalloc |
55497cff | 241 | # define free Myfree |
242 | # endif | |
243 | # ifdef EMBEDMYMALLOC | |
244 | # define malloc Perl_malloc | |
245 | # define calloc Perl_calloc | |
246 | # define realloc Perl_realloc | |
247 | # define free Perl_free | |
4633a7c4 | 248 | # endif |
55497cff | 249 | |
250 | # undef safemalloc | |
251 | # undef safecalloc | |
252 | # undef saferealloc | |
253 | # undef safefree | |
254 | # define safemalloc malloc | |
255 | # define safecalloc calloc | |
4633a7c4 | 256 | # define saferealloc realloc |
55497cff | 257 | # define safefree free |
258 | ||
259 | #endif /* MYMALLOC */ | |
4633a7c4 | 260 | |
a0d0e21e LW |
261 | #define MEM_SIZE Size_t |
262 | ||
1e422769 | 263 | #if _XOPEN_VERSION >= 4 |
264 | # define Sock_size_t Size_t | |
265 | #else | |
266 | # define Sock_size_t int | |
267 | #endif | |
268 | ||
ff68c719 | 269 | #if defined(STANDARD_C) && defined(I_STDDEF) |
270 | # include <stddef.h> | |
71be2cbc | 271 | # define STRUCT_OFFSET(s,m) offsetof(s,m) |
ff68c719 | 272 | #else |
71be2cbc | 273 | # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m)) |
ff68c719 | 274 | #endif |
275 | ||
a0d0e21e LW |
276 | #if defined(I_STRING) || defined(__cplusplus) |
277 | # include <string.h> | |
278 | #else | |
279 | # include <strings.h> | |
280 | #endif | |
281 | ||
282 | #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr) | |
283 | #define strchr index | |
284 | #define strrchr rindex | |
285 | #endif | |
286 | ||
16d20bd9 AD |
287 | #ifdef I_MEMORY |
288 | # include <memory.h> | |
289 | #endif | |
290 | ||
fe14fcc3 | 291 | #ifdef HAS_MEMCPY |
85e6fe83 | 292 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
fe14fcc3 | 293 | # ifndef memcpy |
a0d0e21e | 294 | extern char * memcpy _((char*, char*, int)); |
ee0007ab LW |
295 | # endif |
296 | # endif | |
297 | #else | |
298 | # ifndef memcpy | |
299 | # ifdef HAS_BCOPY | |
300 | # define memcpy(d,s,l) bcopy(s,d,l) | |
301 | # else | |
302 | # define memcpy(d,s,l) my_bcopy(s,d,l) | |
303 | # endif | |
304 | # endif | |
305 | #endif /* HAS_MEMCPY */ | |
fe14fcc3 | 306 | |
ee0007ab | 307 | #ifdef HAS_MEMSET |
85e6fe83 | 308 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab | 309 | # ifndef memset |
a0d0e21e | 310 | extern char *memset _((char*, int, int)); |
ee0007ab LW |
311 | # endif |
312 | # endif | |
313 | # define memzero(d,l) memset(d,0,l) | |
314 | #else | |
315 | # ifndef memzero | |
316 | # ifdef HAS_BZERO | |
317 | # define memzero(d,l) bzero(d,l) | |
318 | # else | |
319 | # define memzero(d,l) my_bzero(d,l) | |
320 | # endif | |
352d5a3a | 321 | # endif |
ee0007ab LW |
322 | #endif /* HAS_MEMSET */ |
323 | ||
85e6fe83 | 324 | #if !defined(HAS_MEMMOVE) && !defined(memmove) |
2304df62 | 325 | # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY) |
79072805 LW |
326 | # define memmove(d,s,l) bcopy(s,d,l) |
327 | # else | |
2304df62 | 328 | # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY) |
79072805 LW |
329 | # define memmove(d,s,l) memcpy(d,s,l) |
330 | # else | |
331 | # define memmove(d,s,l) my_bcopy(s,d,l) | |
332 | # endif | |
333 | # endif | |
d9d8d8de | 334 | #endif |
378cc40b | 335 | |
36477c24 | 336 | #if defined(mips) && defined(ultrix) && !defined(__STDC__) |
337 | # undef HAS_MEMCMP | |
338 | #endif | |
339 | ||
340 | #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP) | |
341 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) | |
342 | # ifndef memcmp | |
343 | extern int memcmp _((char*, char*, int)); | |
344 | # endif | |
345 | # endif | |
346 | # ifdef BUGGY_MSC | |
347 | # pragma function(memcmp) | |
348 | # endif | |
349 | #else | |
350 | # ifndef memcmp | |
351 | # define memcmp my_memcmp | |
352 | # endif | |
353 | #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */ | |
354 | ||
355 | #ifndef HAS_BCMP | |
356 | # ifndef bcmp | |
357 | # define bcmp(s1,s2,l) memcmp(s1,s2,l) | |
358 | # endif | |
359 | #endif /* !HAS_BCMP */ | |
360 | ||
ae986130 | 361 | #ifdef I_NETINET_IN |
79072805 | 362 | # include <netinet/in.h> |
ae986130 LW |
363 | #endif |
364 | ||
1aef975c | 365 | #ifdef I_SYS_STAT |
8d063cd8 | 366 | #include <sys/stat.h> |
1aef975c | 367 | #endif |
79072805 | 368 | |
a0d0e21e LW |
369 | /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives |
370 | like UTekV) are broken, sometimes giving false positives. Undefine | |
371 | them here and let the code below set them to proper values. | |
372 | ||
373 | The ghs macro stands for GreenHills Software C-1.8.5 which | |
374 | is the C compiler for sysV88 and the various derivatives. | |
375 | This header file bug is corrected in gcc-2.5.8 and later versions. | |
376 | --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */ | |
377 | ||
378 | #if defined(uts) || (defined(m88k) && defined(ghs)) | |
79072805 LW |
379 | # undef S_ISDIR |
380 | # undef S_ISCHR | |
381 | # undef S_ISBLK | |
382 | # undef S_ISREG | |
383 | # undef S_ISFIFO | |
384 | # undef S_ISLNK | |
ee0007ab | 385 | #endif |
135863df | 386 | |
663a0e37 LW |
387 | #ifdef I_TIME |
388 | # include <time.h> | |
ffed7fef | 389 | #endif |
663a0e37 | 390 | |
fe14fcc3 | 391 | #ifdef I_SYS_TIME |
85e6fe83 | 392 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 LW |
393 | # define KERNEL |
394 | # endif | |
395 | # include <sys/time.h> | |
85e6fe83 | 396 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 LW |
397 | # undef KERNEL |
398 | # endif | |
a687059c | 399 | #endif |
135863df | 400 | |
55497cff | 401 | #if defined(HAS_TIMES) && defined(I_SYS_TIMES) |
85e6fe83 | 402 | # include <sys/times.h> |
d9d8d8de | 403 | #endif |
8d063cd8 | 404 | |
fe14fcc3 | 405 | #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR)) |
79072805 | 406 | # undef HAS_STRERROR |
663a0e37 LW |
407 | #endif |
408 | ||
a0d0e21e LW |
409 | #ifndef HAS_MKFIFO |
410 | # ifndef mkfifo | |
411 | # define mkfifo(path, mode) (mknod((path), (mode) | S_IFIFO, 0)) | |
412 | # endif | |
413 | #endif /* !HAS_MKFIFO */ | |
414 | ||
663a0e37 | 415 | #include <errno.h> |
ed6116ce | 416 | #ifdef HAS_SOCKET |
85e6fe83 | 417 | # ifdef I_NET_ERRNO |
ed6116ce LW |
418 | # include <net/errno.h> |
419 | # endif | |
420 | #endif | |
f86702cc | 421 | |
422 | #ifdef VMS | |
423 | # define SETERRNO(errcode,vmserrcode) \ | |
424 | STMT_START { \ | |
425 | set_errno(errcode); \ | |
426 | set_vaxc_errno(vmserrcode); \ | |
427 | } STMT_END | |
748a9306 | 428 | #else |
f86702cc | 429 | # define SETERRNO(errcode,vmserrcode) errno = (errcode) |
748a9306 | 430 | #endif |
ed6116ce | 431 | |
55497cff | 432 | #ifndef errno |
79072805 | 433 | extern int errno; /* ANSI allows errno to be an lvalue expr */ |
d9d8d8de | 434 | #endif |
663a0e37 | 435 | |
2304df62 | 436 | #ifdef HAS_STRERROR |
a0d0e21e LW |
437 | # ifdef VMS |
438 | char *strerror _((int,...)); | |
439 | # else | |
68dc0745 | 440 | #ifndef DONT_DECLARE_STD |
a0d0e21e | 441 | char *strerror _((int)); |
68dc0745 | 442 | #endif |
a0d0e21e | 443 | # endif |
2304df62 AD |
444 | # ifndef Strerror |
445 | # define Strerror strerror | |
446 | # endif | |
447 | #else | |
448 | # ifdef HAS_SYS_ERRLIST | |
79072805 LW |
449 | extern int sys_nerr; |
450 | extern char *sys_errlist[]; | |
2304df62 AD |
451 | # ifndef Strerror |
452 | # define Strerror(e) \ | |
79072805 | 453 | ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e]) |
2304df62 | 454 | # endif |
79072805 | 455 | # endif |
35c8bce7 | 456 | #endif |
663a0e37 | 457 | |
2304df62 | 458 | #ifdef I_SYS_IOCTL |
79072805 LW |
459 | # ifndef _IOCTL_ |
460 | # include <sys/ioctl.h> | |
461 | # endif | |
a687059c LW |
462 | #endif |
463 | ||
ee0007ab | 464 | #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000) |
79072805 LW |
465 | # ifdef HAS_SOCKETPAIR |
466 | # undef HAS_SOCKETPAIR | |
467 | # endif | |
2304df62 AD |
468 | # ifdef I_NDBM |
469 | # undef I_NDBM | |
79072805 | 470 | # endif |
a687059c LW |
471 | #endif |
472 | ||
a687059c | 473 | #if INTSIZE == 2 |
79072805 LW |
474 | # define htoni htons |
475 | # define ntohi ntohs | |
a687059c | 476 | #else |
79072805 LW |
477 | # define htoni htonl |
478 | # define ntohi ntohl | |
a687059c LW |
479 | #endif |
480 | ||
a0d0e21e | 481 | /* Configure already sets Direntry_t */ |
35c8bce7 | 482 | #if defined(I_DIRENT) |
663a0e37 | 483 | # include <dirent.h> |
a0d0e21e LW |
484 | # if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ |
485 | # include <sys/dir.h> | |
486 | # endif | |
ae986130 | 487 | #else |
fe14fcc3 | 488 | # ifdef I_SYS_NDIR |
79a0689e | 489 | # include <sys/ndir.h> |
663a0e37 | 490 | # else |
fe14fcc3 | 491 | # ifdef I_SYS_DIR |
79a0689e LW |
492 | # ifdef hp9000s500 |
493 | # include <ndir.h> /* may be wrong in the future */ | |
494 | # else | |
495 | # include <sys/dir.h> | |
496 | # endif | |
663a0e37 LW |
497 | # endif |
498 | # endif | |
4633a7c4 | 499 | #endif |
a687059c | 500 | |
352d5a3a LW |
501 | #ifdef FPUTS_BOTCH |
502 | /* work around botch in SunOS 4.0.1 and 4.0.2 */ | |
503 | # ifndef fputs | |
79072805 | 504 | # define fputs(sv,fp) fprintf(fp,"%s",sv) |
352d5a3a LW |
505 | # endif |
506 | #endif | |
507 | ||
c623bd54 LW |
508 | /* |
509 | * The following gobbledygook brought to you on behalf of __STDC__. | |
510 | * (I could just use #ifndef __STDC__, but this is more bulletproof | |
511 | * in the face of half-implementations.) | |
512 | */ | |
513 | ||
514 | #ifndef S_IFMT | |
515 | # ifdef _S_IFMT | |
516 | # define S_IFMT _S_IFMT | |
517 | # else | |
518 | # define S_IFMT 0170000 | |
519 | # endif | |
520 | #endif | |
521 | ||
522 | #ifndef S_ISDIR | |
523 | # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR) | |
524 | #endif | |
525 | ||
526 | #ifndef S_ISCHR | |
527 | # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR) | |
528 | #endif | |
529 | ||
530 | #ifndef S_ISBLK | |
fe14fcc3 LW |
531 | # ifdef S_IFBLK |
532 | # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK) | |
533 | # else | |
534 | # define S_ISBLK(m) (0) | |
535 | # endif | |
c623bd54 LW |
536 | #endif |
537 | ||
538 | #ifndef S_ISREG | |
539 | # define S_ISREG(m) ((m & S_IFMT) == S_IFREG) | |
540 | #endif | |
541 | ||
542 | #ifndef S_ISFIFO | |
fe14fcc3 LW |
543 | # ifdef S_IFIFO |
544 | # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) | |
545 | # else | |
546 | # define S_ISFIFO(m) (0) | |
547 | # endif | |
c623bd54 LW |
548 | #endif |
549 | ||
550 | #ifndef S_ISLNK | |
551 | # ifdef _S_ISLNK | |
552 | # define S_ISLNK(m) _S_ISLNK(m) | |
553 | # else | |
554 | # ifdef _S_IFLNK | |
555 | # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK) | |
556 | # else | |
557 | # ifdef S_IFLNK | |
558 | # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK) | |
559 | # else | |
560 | # define S_ISLNK(m) (0) | |
561 | # endif | |
562 | # endif | |
563 | # endif | |
564 | #endif | |
565 | ||
566 | #ifndef S_ISSOCK | |
567 | # ifdef _S_ISSOCK | |
568 | # define S_ISSOCK(m) _S_ISSOCK(m) | |
569 | # else | |
570 | # ifdef _S_IFSOCK | |
571 | # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK) | |
572 | # else | |
573 | # ifdef S_IFSOCK | |
574 | # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK) | |
575 | # else | |
576 | # define S_ISSOCK(m) (0) | |
577 | # endif | |
578 | # endif | |
579 | # endif | |
580 | #endif | |
581 | ||
582 | #ifndef S_IRUSR | |
583 | # ifdef S_IREAD | |
584 | # define S_IRUSR S_IREAD | |
585 | # define S_IWUSR S_IWRITE | |
586 | # define S_IXUSR S_IEXEC | |
587 | # else | |
588 | # define S_IRUSR 0400 | |
589 | # define S_IWUSR 0200 | |
590 | # define S_IXUSR 0100 | |
591 | # endif | |
592 | # define S_IRGRP (S_IRUSR>>3) | |
593 | # define S_IWGRP (S_IWUSR>>3) | |
594 | # define S_IXGRP (S_IXUSR>>3) | |
595 | # define S_IROTH (S_IRUSR>>6) | |
596 | # define S_IWOTH (S_IWUSR>>6) | |
597 | # define S_IXOTH (S_IXUSR>>6) | |
598 | #endif | |
599 | ||
600 | #ifndef S_ISUID | |
601 | # define S_ISUID 04000 | |
602 | #endif | |
603 | ||
604 | #ifndef S_ISGID | |
605 | # define S_ISGID 02000 | |
606 | #endif | |
607 | ||
79072805 LW |
608 | #ifdef ff_next |
609 | # undef ff_next | |
352d5a3a LW |
610 | #endif |
611 | ||
a0d0e21e | 612 | #if defined(cray) || defined(gould) || defined(i860) || defined(pyr) |
45d8adaa LW |
613 | # define SLOPPYDIVIDE |
614 | #endif | |
615 | ||
748a9306 LW |
616 | #ifdef UV |
617 | #undef UV | |
618 | #endif | |
619 | ||
27d4fb96 | 620 | /* XXX QUAD stuff is not currently supported on most systems. |
621 | Specifically, perl internals don't support long long. Among | |
622 | the many problems is that some compilers support long long, | |
623 | but the underlying library functions (such as sprintf) don't. | |
624 | Some things do work (such as quad pack/unpack on convex); | |
625 | also some systems use long long for the fpos_t typedef. That | |
626 | seems to work too. | |
627 | ||
628 | The IV type is supposed to be long enough to hold any integral | |
629 | value or a pointer. | |
630 | --Andy Dougherty August 1996 | |
631 | */ | |
632 | ||
f86702cc | 633 | #ifdef cray |
634 | # define Quad_t int | |
635 | #else | |
636 | # ifdef convex | |
637 | # define Quad_t long long | |
45d8adaa | 638 | # else |
ff0cee69 | 639 | # if BYTEORDER > 0xFFFF |
640 | # define Quad_t long | |
45d8adaa LW |
641 | # endif |
642 | # endif | |
f86702cc | 643 | #endif |
644 | ||
645 | #ifdef Quad_t | |
646 | # define HAS_QUAD | |
748a9306 LW |
647 | typedef Quad_t IV; |
648 | typedef unsigned Quad_t UV; | |
27d4fb96 | 649 | # define IV_MAX PERL_QUAD_MAX |
650 | # define IV_MIN PERL_QUAD_MIN | |
651 | # define UV_MAX PERL_UQUAD_MAX | |
652 | # define UV_MIN PERL_UQUAD_MIN | |
79072805 | 653 | #else |
748a9306 LW |
654 | typedef long IV; |
655 | typedef unsigned long UV; | |
27d4fb96 | 656 | # define IV_MAX PERL_LONG_MAX |
657 | # define IV_MIN PERL_LONG_MIN | |
658 | # define UV_MAX PERL_ULONG_MAX | |
659 | # define UV_MIN PERL_ULONG_MIN | |
79072805 LW |
660 | #endif |
661 | ||
760ac839 LW |
662 | /* Previously these definitions used hardcoded figures. |
663 | * It is hoped these formula are more portable, although | |
664 | * no data one way or another is presently known to me. | |
665 | * The "PERL_" names are used because these calculated constants | |
666 | * do not meet the ANSI requirements for LONG_MAX, etc., which | |
667 | * need to be constants acceptable to #if - kja | |
668 | * define PERL_LONG_MAX 2147483647L | |
669 | * define PERL_LONG_MIN (-LONG_MAX - 1) | |
670 | * define PERL ULONG_MAX 4294967295L | |
671 | */ | |
672 | ||
673 | #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */ | |
674 | # include <limits.h> | |
675 | #else | |
676 | #ifdef I_VALUES | |
677 | # include <values.h> | |
678 | #endif | |
679 | #endif | |
680 | ||
99abf803 | 681 | /* |
682 | * Try to figure out max and min values for the integral types. THE CORRECT | |
683 | * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The | |
684 | * following hacks are used if neither limits.h or values.h provide them: | |
685 | * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0 | |
686 | * for types < int: (unsigned TYPE)~(unsigned)0 | |
687 | * The argument to ~ must be unsigned so that later signed->unsigned | |
688 | * conversion can't modify the value's bit pattern (e.g. -0 -> +0), | |
689 | * and it must not be smaller than int because ~ does integral promotion. | |
690 | * <type>_MAX: (<type>) (U<type>_MAX >> 1) | |
691 | * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>. | |
692 | * The latter is a hack which happens to work on some machines but | |
693 | * does *not* catch any random system, or things like integer types | |
694 | * with NaN if that is possible. | |
695 | * | |
696 | * All of the types are explicitly cast to prevent accidental loss of | |
697 | * numeric range, and in the hope that they will be less likely to confuse | |
698 | * over-eager optimizers. | |
699 | * | |
700 | */ | |
27d4fb96 | 701 | |
99abf803 | 702 | #define PERL_UCHAR_MIN ((unsigned char)0) |
703 | ||
704 | #ifdef UCHAR_MAX | |
705 | # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX) | |
27d4fb96 | 706 | #else |
99abf803 | 707 | # ifdef MAXUCHAR |
708 | # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR) | |
27d4fb96 | 709 | # else |
99abf803 | 710 | # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0) |
27d4fb96 | 711 | # endif |
712 | #endif | |
99abf803 | 713 | |
714 | /* | |
715 | * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be | |
716 | * ambiguous. It may be equivalent to (signed char) or (unsigned char) | |
717 | * depending on local options. Until Configure detects this (or at least | |
718 | * detects whether the "signed" keyword is available) the CHAR ranges | |
719 | * will not be included. UCHAR functions normally. | |
720 | * - kja | |
721 | */ | |
27d4fb96 | 722 | |
99abf803 | 723 | #define PERL_USHORT_MIN ((unsigned short)0) |
724 | ||
725 | #ifdef USHORT_MAX | |
726 | # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX) | |
27d4fb96 | 727 | #else |
99abf803 | 728 | # ifdef MAXUSHORT |
729 | # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT) | |
27d4fb96 | 730 | # else |
99abf803 | 731 | # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0) |
27d4fb96 | 732 | # endif |
733 | #endif | |
734 | ||
27d4fb96 | 735 | #ifdef SHORT_MAX |
99abf803 | 736 | # define PERL_SHORT_MAX ((short)SHORT_MAX) |
27d4fb96 | 737 | #else |
738 | # ifdef MAXSHORT /* Often used in <values.h> */ | |
99abf803 | 739 | # define PERL_SHORT_MAX ((short)MAXSHORT) |
27d4fb96 | 740 | # else |
99abf803 | 741 | # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1)) |
27d4fb96 | 742 | # endif |
743 | #endif | |
744 | ||
745 | #ifdef SHORT_MIN | |
99abf803 | 746 | # define PERL_SHORT_MIN ((short)SHORT_MIN) |
27d4fb96 | 747 | #else |
748 | # ifdef MINSHORT | |
99abf803 | 749 | # define PERL_SHORT_MIN ((short)MINSHORT) |
27d4fb96 | 750 | # else |
751 | # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3)) | |
752 | # endif | |
753 | #endif | |
754 | ||
99abf803 | 755 | #ifdef UINT_MAX |
756 | # define PERL_UINT_MAX ((unsigned int)UINT_MAX) | |
27d4fb96 | 757 | #else |
99abf803 | 758 | # ifdef MAXUINT |
759 | # define PERL_UINT_MAX ((unsigned int)MAXUINT) | |
27d4fb96 | 760 | # else |
99abf803 | 761 | # define PERL_UINT_MAX (~(unsigned int)0) |
27d4fb96 | 762 | # endif |
763 | #endif | |
764 | ||
99abf803 | 765 | #define PERL_UINT_MIN ((unsigned int)0) |
27d4fb96 | 766 | |
767 | #ifdef INT_MAX | |
99abf803 | 768 | # define PERL_INT_MAX ((int)INT_MAX) |
27d4fb96 | 769 | #else |
770 | # ifdef MAXINT /* Often used in <values.h> */ | |
99abf803 | 771 | # define PERL_INT_MAX ((int)MAXINT) |
27d4fb96 | 772 | # else |
99abf803 | 773 | # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1)) |
27d4fb96 | 774 | # endif |
775 | #endif | |
776 | ||
777 | #ifdef INT_MIN | |
99abf803 | 778 | # define PERL_INT_MIN ((int)INT_MIN) |
27d4fb96 | 779 | #else |
780 | # ifdef MININT | |
99abf803 | 781 | # define PERL_INT_MIN ((int)MININT) |
27d4fb96 | 782 | # else |
783 | # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3)) | |
784 | # endif | |
785 | #endif | |
786 | ||
99abf803 | 787 | #ifdef ULONG_MAX |
788 | # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX) | |
27d4fb96 | 789 | #else |
99abf803 | 790 | # ifdef MAXULONG |
791 | # define PERL_ULONG_MAX ((unsigned long)MAXULONG) | |
27d4fb96 | 792 | # else |
99abf803 | 793 | # define PERL_ULONG_MAX (~(unsigned long)0) |
27d4fb96 | 794 | # endif |
795 | #endif | |
796 | ||
99abf803 | 797 | #define PERL_ULONG_MIN ((unsigned long)0L) |
27d4fb96 | 798 | |
760ac839 | 799 | #ifdef LONG_MAX |
99abf803 | 800 | # define PERL_LONG_MAX ((long)LONG_MAX) |
760ac839 LW |
801 | #else |
802 | # ifdef MAXLONG /* Often used in <values.h> */ | |
99abf803 | 803 | # define PERL_LONG_MAX ((long)MAXLONG) |
760ac839 | 804 | # else |
99abf803 | 805 | # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1)) |
760ac839 LW |
806 | # endif |
807 | #endif | |
808 | ||
809 | #ifdef LONG_MIN | |
99abf803 | 810 | # define PERL_LONG_MIN ((long)LONG_MIN) |
760ac839 LW |
811 | #else |
812 | # ifdef MINLONG | |
99abf803 | 813 | # define PERL_LONG_MIN ((long)MINLONG) |
760ac839 | 814 | # else |
27d4fb96 | 815 | # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3)) |
760ac839 LW |
816 | # endif |
817 | #endif | |
818 | ||
99abf803 | 819 | #ifdef HAS_QUAD |
820 | ||
821 | # ifdef UQUAD_MAX | |
822 | # define PERL_UQUAD_MAX ((UV)UQUAD_MAX) | |
760ac839 | 823 | # else |
99abf803 | 824 | # define PERL_UQUAD_MAX (~(UV)0) |
760ac839 | 825 | # endif |
760ac839 | 826 | |
99abf803 | 827 | # define PERL_UQUAD_MIN ((UV)0) |
27d4fb96 | 828 | |
27d4fb96 | 829 | # ifdef QUAD_MAX |
99abf803 | 830 | # define PERL_QUAD_MAX ((IV)QUAD_MAX) |
27d4fb96 | 831 | # else |
99abf803 | 832 | # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1)) |
27d4fb96 | 833 | # endif |
834 | ||
835 | # ifdef QUAD_MIN | |
99abf803 | 836 | # define PERL_QUAD_MIN ((IV)QUAD_MIN) |
27d4fb96 | 837 | # else |
a6e633de | 838 | # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3)) |
27d4fb96 | 839 | # endif |
840 | ||
760ac839 LW |
841 | #endif |
842 | ||
ee0007ab | 843 | typedef MEM_SIZE STRLEN; |
450a55e4 | 844 | |
79072805 LW |
845 | typedef struct op OP; |
846 | typedef struct cop COP; | |
847 | typedef struct unop UNOP; | |
848 | typedef struct binop BINOP; | |
849 | typedef struct listop LISTOP; | |
850 | typedef struct logop LOGOP; | |
851 | typedef struct condop CONDOP; | |
852 | typedef struct pmop PMOP; | |
853 | typedef struct svop SVOP; | |
854 | typedef struct gvop GVOP; | |
855 | typedef struct pvop PVOP; | |
79072805 LW |
856 | typedef struct loop LOOP; |
857 | ||
858 | typedef struct Outrec Outrec; | |
93a17b20 | 859 | typedef struct interpreter PerlInterpreter; |
79072805 | 860 | typedef struct ff FF; |
79072805 LW |
861 | typedef struct sv SV; |
862 | typedef struct av AV; | |
863 | typedef struct hv HV; | |
864 | typedef struct cv CV; | |
378cc40b | 865 | typedef struct regexp REGEXP; |
79072805 | 866 | typedef struct gp GP; |
0c30d9ec | 867 | typedef struct gv GV; |
8990e307 | 868 | typedef struct io IO; |
79072805 LW |
869 | typedef struct context CONTEXT; |
870 | typedef struct block BLOCK; | |
871 | ||
872 | typedef struct magic MAGIC; | |
ed6116ce | 873 | typedef struct xrv XRV; |
79072805 LW |
874 | typedef struct xpv XPV; |
875 | typedef struct xpviv XPVIV; | |
ff68c719 | 876 | typedef struct xpvuv XPVUV; |
79072805 LW |
877 | typedef struct xpvnv XPVNV; |
878 | typedef struct xpvmg XPVMG; | |
879 | typedef struct xpvlv XPVLV; | |
880 | typedef struct xpvav XPVAV; | |
881 | typedef struct xpvhv XPVHV; | |
882 | typedef struct xpvgv XPVGV; | |
883 | typedef struct xpvcv XPVCV; | |
884 | typedef struct xpvbm XPVBM; | |
885 | typedef struct xpvfm XPVFM; | |
8990e307 | 886 | typedef struct xpvio XPVIO; |
79072805 LW |
887 | typedef struct mgvtbl MGVTBL; |
888 | typedef union any ANY; | |
8d063cd8 | 889 | |
378cc40b | 890 | #include "handy.h" |
a0d0e21e | 891 | |
16d20bd9 AD |
892 | typedef I32 (*filter_t) _((int, SV *, int)); |
893 | #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len) | |
894 | #define FILTER_DATA(idx) (AvARRAY(rsfp_filters)[idx]) | |
895 | #define FILTER_ISREADER(idx) (idx >= AvFILL(rsfp_filters)) | |
896 | ||
748a9306 | 897 | #ifdef DOSISH |
4633a7c4 LW |
898 | # if defined(OS2) |
899 | # include "os2ish.h" | |
900 | # else | |
748a9306 | 901 | # include "dosish.h" |
4633a7c4 | 902 | # endif |
a0d0e21e | 903 | #else |
748a9306 LW |
904 | # if defined(VMS) |
905 | # include "vmsish.h" | |
906 | # else | |
0c30d9ec | 907 | # if defined(PLAN9) |
908 | # include "./plan9/plan9ish.h" | |
909 | # else | |
910 | # include "unixish.h" | |
911 | # endif | |
748a9306 LW |
912 | # endif |
913 | #endif | |
3fc1aec6 | 914 | |
68dc0745 | 915 | #ifdef VMS |
916 | # define STATUS_NATIVE statusvalue_vms | |
917 | # define STATUS_NATIVE_EXPORT \ | |
918 | ((I32)statusvalue_vms == -1 ? 44 : statusvalue_vms) | |
919 | # define STATUS_NATIVE_SET(n) \ | |
920 | STMT_START { \ | |
921 | statusvalue_vms = (n); \ | |
922 | if ((I32)statusvalue_vms == -1) \ | |
923 | statusvalue = -1; \ | |
924 | else if (statusvalue_vms & STS$M_SUCCESS) \ | |
925 | statusvalue = 0; \ | |
926 | else if ((statusvalue_vms & STS$M_SEVERITY) == 0) \ | |
927 | statusvalue = 1 << 8; \ | |
928 | else \ | |
929 | statusvalue = (statusvalue_vms & STS$M_SEVERITY) << 8; \ | |
930 | } STMT_END | |
931 | # define STATUS_POSIX statusvalue | |
932 | # ifdef VMSISH_STATUS | |
933 | # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX) | |
934 | # else | |
935 | # define STATUS_CURRENT STATUS_POSIX | |
936 | # endif | |
937 | # define STATUS_POSIX_SET(n) \ | |
938 | STMT_START { \ | |
939 | statusvalue = (n); \ | |
940 | if (statusvalue != -1) { \ | |
941 | statusvalue &= 0xFFFF; \ | |
942 | statusvalue_vms = statusvalue ? 44 : 1; \ | |
943 | } \ | |
944 | else statusvalue_vms = -1; \ | |
945 | } STMT_END | |
946 | # define STATUS_ALL_SUCCESS (statusvalue = 0, statusvalue_vms = 1) | |
947 | # define STATUS_ALL_FAILURE (statusvalue = 1, statusvalue_vms = 44) | |
948 | #else | |
949 | # define STATUS_NATIVE STATUS_POSIX | |
950 | # define STATUS_NATIVE_EXPORT STATUS_POSIX | |
951 | # define STATUS_NATIVE_SET STATUS_POSIX_SET | |
952 | # define STATUS_POSIX statusvalue | |
953 | # define STATUS_POSIX_SET(n) \ | |
954 | STMT_START { \ | |
955 | statusvalue = (n); \ | |
956 | if (statusvalue != -1) \ | |
957 | statusvalue &= 0xFFFF; \ | |
958 | } STMT_END | |
959 | # define STATUS_CURRENT STATUS_POSIX | |
960 | # define STATUS_ALL_SUCCESS (statusvalue = 0) | |
961 | # define STATUS_ALL_FAILURE (statusvalue = 1) | |
962 | #endif | |
963 | ||
3fc1aec6 | 964 | /* Some unistd.h's give a prototype for pause() even though |
965 | HAS_PAUSE ends up undefined. This causes the #define | |
966 | below to be rejected by the compmiler. Sigh. | |
967 | */ | |
968 | #ifdef HAS_PAUSE | |
969 | #define Pause pause | |
970 | #else | |
971 | #define Pause() sleep((32767<<16)+32767) | |
748a9306 LW |
972 | #endif |
973 | ||
974 | #ifndef IOCPARM_LEN | |
975 | # ifdef IOCPARM_MASK | |
976 | /* on BSDish systes we're safe */ | |
977 | # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) | |
978 | # else | |
979 | /* otherwise guess at what's safe */ | |
980 | # define IOCPARM_LEN(x) 256 | |
981 | # endif | |
a0d0e21e LW |
982 | #endif |
983 | ||
79072805 LW |
984 | union any { |
985 | void* any_ptr; | |
986 | I32 any_i32; | |
a0d0e21e | 987 | IV any_iv; |
85e6fe83 | 988 | long any_long; |
a0d0e21e | 989 | void (*any_dptr) _((void*)); |
79072805 LW |
990 | }; |
991 | ||
378cc40b | 992 | #include "regexp.h" |
79072805 | 993 | #include "sv.h" |
378cc40b | 994 | #include "util.h" |
8d063cd8 | 995 | #include "form.h" |
79072805 LW |
996 | #include "gv.h" |
997 | #include "cv.h" | |
998 | #include "opcode.h" | |
999 | #include "op.h" | |
1000 | #include "cop.h" | |
1001 | #include "av.h" | |
1002 | #include "hv.h" | |
1003 | #include "mg.h" | |
1004 | #include "scope.h" | |
8d063cd8 | 1005 | |
4633a7c4 LW |
1006 | /* work around some libPW problems */ |
1007 | #ifdef DOINIT | |
1008 | EXT char Error[1]; | |
1009 | #endif | |
1010 | ||
450a55e4 | 1011 | #if defined(iAPX286) || defined(M_I286) || defined(I80286) |
a687059c LW |
1012 | # define I286 |
1013 | #endif | |
1014 | ||
fe14fcc3 LW |
1015 | #if defined(htonl) && !defined(HAS_HTONL) |
1016 | #define HAS_HTONL | |
ae986130 | 1017 | #endif |
fe14fcc3 LW |
1018 | #if defined(htons) && !defined(HAS_HTONS) |
1019 | #define HAS_HTONS | |
ae986130 | 1020 | #endif |
fe14fcc3 LW |
1021 | #if defined(ntohl) && !defined(HAS_NTOHL) |
1022 | #define HAS_NTOHL | |
ae986130 | 1023 | #endif |
fe14fcc3 LW |
1024 | #if defined(ntohs) && !defined(HAS_NTOHS) |
1025 | #define HAS_NTOHS | |
ae986130 | 1026 | #endif |
fe14fcc3 | 1027 | #ifndef HAS_HTONL |
d9d8d8de | 1028 | #if (BYTEORDER & 0xffff) != 0x4321 |
fe14fcc3 LW |
1029 | #define HAS_HTONS |
1030 | #define HAS_HTONL | |
1031 | #define HAS_NTOHS | |
1032 | #define HAS_NTOHL | |
a687059c LW |
1033 | #define MYSWAP |
1034 | #define htons my_swap | |
1035 | #define htonl my_htonl | |
1036 | #define ntohs my_swap | |
1037 | #define ntohl my_ntohl | |
1038 | #endif | |
1039 | #else | |
d9d8d8de | 1040 | #if (BYTEORDER & 0xffff) == 0x4321 |
fe14fcc3 LW |
1041 | #undef HAS_HTONS |
1042 | #undef HAS_HTONL | |
1043 | #undef HAS_NTOHS | |
1044 | #undef HAS_NTOHL | |
a687059c LW |
1045 | #endif |
1046 | #endif | |
1047 | ||
988174c1 LW |
1048 | /* |
1049 | * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'. | |
1050 | * -DWS | |
1051 | */ | |
1052 | #if BYTEORDER != 0x1234 | |
1053 | # define HAS_VTOHL | |
1054 | # define HAS_VTOHS | |
1055 | # define HAS_HTOVL | |
1056 | # define HAS_HTOVS | |
1057 | # if BYTEORDER == 0x4321 | |
1058 | # define vtohl(x) ((((x)&0xFF)<<24) \ | |
1059 | +(((x)>>24)&0xFF) \ | |
1060 | +(((x)&0x0000FF00)<<8) \ | |
1061 | +(((x)&0x00FF0000)>>8) ) | |
1062 | # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF)) | |
1063 | # define htovl(x) vtohl(x) | |
1064 | # define htovs(x) vtohs(x) | |
1065 | # endif | |
1066 | /* otherwise default to functions in util.c */ | |
1067 | #endif | |
1068 | ||
0f85fab0 | 1069 | #ifdef CASTNEGFLOAT |
79072805 | 1070 | #define U_S(what) ((U16)(what)) |
0f85fab0 | 1071 | #define U_I(what) ((unsigned int)(what)) |
79072805 | 1072 | #define U_L(what) ((U32)(what)) |
0f85fab0 | 1073 | #else |
a6e633de | 1074 | # ifdef __cplusplus |
1075 | extern "C" { | |
1076 | # endif | |
a0d0e21e | 1077 | U32 cast_ulong _((double)); |
a6e633de | 1078 | # ifdef __cplusplus |
1079 | } | |
1080 | # endif | |
232e078e AD |
1081 | #define U_S(what) ((U16)cast_ulong((double)(what))) |
1082 | #define U_I(what) ((unsigned int)cast_ulong((double)(what))) | |
1083 | #define U_L(what) (cast_ulong((double)(what))) | |
ee0007ab LW |
1084 | #endif |
1085 | ||
ed6116ce LW |
1086 | #ifdef CASTI32 |
1087 | #define I_32(what) ((I32)(what)) | |
a0d0e21e | 1088 | #define I_V(what) ((IV)(what)) |
5d94fbed | 1089 | #define U_V(what) ((UV)(what)) |
ed6116ce | 1090 | #else |
a6e633de | 1091 | # ifdef __cplusplus |
1092 | extern "C" { | |
1093 | # endif | |
a0d0e21e | 1094 | I32 cast_i32 _((double)); |
a0d0e21e | 1095 | IV cast_iv _((double)); |
5d94fbed | 1096 | UV cast_uv _((double)); |
a6e633de | 1097 | # ifdef __cplusplus |
1098 | } | |
1099 | # endif | |
1100 | #define I_32(what) (cast_i32((double)(what))) | |
1101 | #define I_V(what) (cast_iv((double)(what))) | |
5d94fbed | 1102 | #define U_V(what) (cast_uv((double)(what))) |
ed6116ce LW |
1103 | #endif |
1104 | ||
79072805 LW |
1105 | struct Outrec { |
1106 | I32 o_lines; | |
d9d8d8de | 1107 | char *o_str; |
79072805 | 1108 | U32 o_len; |
8d063cd8 LW |
1109 | }; |
1110 | ||
352d5a3a LW |
1111 | #ifndef MAXSYSFD |
1112 | # define MAXSYSFD 2 | |
1113 | #endif | |
ee0007ab | 1114 | |
f82b3d41 | 1115 | #ifndef TMPPATH |
1116 | # define TMPPATH "/tmp/perl-eXXXXXX" | |
a0d0e21e | 1117 | #endif |
79072805 LW |
1118 | |
1119 | #ifndef __cplusplus | |
a0d0e21e LW |
1120 | Uid_t getuid _((void)); |
1121 | Uid_t geteuid _((void)); | |
1122 | Gid_t getgid _((void)); | |
1123 | Gid_t getegid _((void)); | |
79072805 | 1124 | #endif |
8d063cd8 LW |
1125 | |
1126 | #ifdef DEBUGGING | |
0c30d9ec | 1127 | #ifndef Perl_debug_log |
760ac839 | 1128 | #define Perl_debug_log PerlIO_stderr() |
0c30d9ec | 1129 | #endif |
d96024cf | 1130 | #define YYDEBUG 1 |
79072805 LW |
1131 | #define DEB(a) a |
1132 | #define DEBUG(a) if (debug) a | |
1133 | #define DEBUG_p(a) if (debug & 1) a | |
1134 | #define DEBUG_s(a) if (debug & 2) a | |
1135 | #define DEBUG_l(a) if (debug & 4) a | |
1136 | #define DEBUG_t(a) if (debug & 8) a | |
1137 | #define DEBUG_o(a) if (debug & 16) a | |
1138 | #define DEBUG_c(a) if (debug & 32) a | |
1139 | #define DEBUG_P(a) if (debug & 64) a | |
0c30d9ec | 1140 | #define DEBUG_m(a) if (curinterp && debug & 128) a |
79072805 LW |
1141 | #define DEBUG_f(a) if (debug & 256) a |
1142 | #define DEBUG_r(a) if (debug & 512) a | |
1143 | #define DEBUG_x(a) if (debug & 1024) a | |
1144 | #define DEBUG_u(a) if (debug & 2048) a | |
1145 | #define DEBUG_L(a) if (debug & 4096) a | |
1146 | #define DEBUG_H(a) if (debug & 8192) a | |
1147 | #define DEBUG_X(a) if (debug & 16384) a | |
8990e307 | 1148 | #define DEBUG_D(a) if (debug & 32768) a |
79072805 LW |
1149 | #else |
1150 | #define DEB(a) | |
1151 | #define DEBUG(a) | |
1152 | #define DEBUG_p(a) | |
1153 | #define DEBUG_s(a) | |
1154 | #define DEBUG_l(a) | |
1155 | #define DEBUG_t(a) | |
1156 | #define DEBUG_o(a) | |
1157 | #define DEBUG_c(a) | |
1158 | #define DEBUG_P(a) | |
1159 | #define DEBUG_m(a) | |
1160 | #define DEBUG_f(a) | |
1161 | #define DEBUG_r(a) | |
1162 | #define DEBUG_x(a) | |
1163 | #define DEBUG_u(a) | |
1164 | #define DEBUG_L(a) | |
1165 | #define DEBUG_H(a) | |
1166 | #define DEBUG_X(a) | |
8990e307 | 1167 | #define DEBUG_D(a) |
8d063cd8 | 1168 | #endif |
fe14fcc3 | 1169 | #define YYMAXDEPTH 300 |
8d063cd8 | 1170 | |
a6e633de | 1171 | #ifndef assert /* <assert.h> might have been included somehow */ |
79072805 LW |
1172 | #define assert(what) DEB( { \ |
1173 | if (!(what)) { \ | |
463ee0b2 | 1174 | croak("Assertion failed: file \"%s\", line %d", \ |
79072805 LW |
1175 | __FILE__, __LINE__); \ |
1176 | exit(1); \ | |
1177 | }}) | |
a6e633de | 1178 | #endif |
8d063cd8 | 1179 | |
450a55e4 | 1180 | struct ufuncs { |
a0d0e21e LW |
1181 | I32 (*uf_val)_((IV, SV*)); |
1182 | I32 (*uf_set)_((IV, SV*)); | |
1183 | IV uf_index; | |
450a55e4 LW |
1184 | }; |
1185 | ||
fe14fcc3 | 1186 | /* Fix these up for __STDC__ */ |
68dc0745 | 1187 | #ifndef DONT_DECLARE_STD |
a0d0e21e LW |
1188 | char *mktemp _((char*)); |
1189 | double atof _((const char*)); | |
1190 | #endif | |
79072805 | 1191 | |
352d5a3a | 1192 | #ifndef STANDARD_C |
fe14fcc3 | 1193 | /* All of these are in stdlib.h or time.h for ANSI C */ |
85e6fe83 | 1194 | Time_t time(); |
8d063cd8 | 1195 | struct tm *gmtime(), *localtime(); |
93a17b20 | 1196 | char *strchr(), *strrchr(); |
378cc40b | 1197 | char *strcpy(), *strcat(); |
352d5a3a | 1198 | #endif /* ! STANDARD_C */ |
8d063cd8 | 1199 | |
79072805 LW |
1200 | |
1201 | #ifdef I_MATH | |
1202 | # include <math.h> | |
1203 | #else | |
1204 | # ifdef __cplusplus | |
1205 | extern "C" { | |
1206 | # endif | |
a0d0e21e | 1207 | double exp _((double)); |
a0d0e21e LW |
1208 | double log _((double)); |
1209 | double sqrt _((double)); | |
1210 | double modf _((double,double*)); | |
1211 | double sin _((double)); | |
1212 | double cos _((double)); | |
1213 | double atan2 _((double,double)); | |
1214 | double pow _((double,double)); | |
79072805 LW |
1215 | # ifdef __cplusplus |
1216 | }; | |
1217 | # endif | |
1218 | #endif | |
1219 | ||
a0d0e21e | 1220 | #ifndef __cplusplus |
3fc1aec6 | 1221 | #ifdef __NeXT__ /* or whatever catches all NeXTs */ |
1222 | char *crypt (); /* Maybe more hosts will need the unprototyped version */ | |
1223 | #else | |
a0d0e21e | 1224 | char *crypt _((const char*, const char*)); |
3fc1aec6 | 1225 | #endif |
68dc0745 | 1226 | #ifndef DONT_DECLARE_STD |
1e422769 | 1227 | #ifndef getenv |
a0d0e21e | 1228 | char *getenv _((const char*)); |
1e422769 | 1229 | #endif |
a0d0e21e | 1230 | Off_t lseek _((int,Off_t,int)); |
68dc0745 | 1231 | #endif |
a0d0e21e LW |
1232 | char *getlogin _((void)); |
1233 | #endif | |
79072805 | 1234 | |
16d20bd9 | 1235 | #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */ |
378cc40b | 1236 | #define UNLINK unlnk |
a0d0e21e | 1237 | I32 unlnk _((char*)); |
8d063cd8 LW |
1238 | #else |
1239 | #define UNLINK unlink | |
1240 | #endif | |
a687059c | 1241 | |
fe14fcc3 | 1242 | #ifndef HAS_SETREUID |
85e6fe83 LW |
1243 | # ifdef HAS_SETRESUID |
1244 | # define setreuid(r,e) setresuid(r,e,(Uid_t)-1) | |
1245 | # define HAS_SETREUID | |
1246 | # endif | |
a687059c | 1247 | #endif |
fe14fcc3 | 1248 | #ifndef HAS_SETREGID |
85e6fe83 LW |
1249 | # ifdef HAS_SETRESGID |
1250 | # define setregid(r,e) setresgid(r,e,(Gid_t)-1) | |
1251 | # define HAS_SETREGID | |
1252 | # endif | |
a687059c | 1253 | #endif |
ee0007ab | 1254 | |
ff68c719 | 1255 | typedef Signal_t (*Sighandler_t) _((int)); |
1256 | ||
1257 | #ifdef HAS_SIGACTION | |
1258 | typedef struct sigaction Sigsave_t; | |
1259 | #else | |
1260 | typedef Sighandler_t Sigsave_t; | |
1261 | #endif | |
1262 | ||
ee0007ab LW |
1263 | #define SCAN_DEF 0 |
1264 | #define SCAN_TR 1 | |
1265 | #define SCAN_REPL 2 | |
79072805 LW |
1266 | |
1267 | #ifdef DEBUGGING | |
4633a7c4 | 1268 | # ifndef register |
a0d0e21e LW |
1269 | # define register |
1270 | # endif | |
55497cff | 1271 | # ifdef MYMALLOC |
1272 | # ifndef DEBUGGING_MSTATS | |
1273 | # define DEBUGGING_MSTATS | |
1274 | # endif | |
1275 | # endif | |
a0d0e21e | 1276 | # define PAD_SV(po) pad_sv(po) |
79072805 | 1277 | #else |
a0d0e21e | 1278 | # define PAD_SV(po) curpad[po] |
79072805 LW |
1279 | #endif |
1280 | ||
1281 | /****************/ | |
1282 | /* Truly global */ | |
1283 | /****************/ | |
1284 | ||
1285 | /* global state */ | |
a0d0e21e | 1286 | EXT PerlInterpreter * curinterp; /* currently running interpreter */ |
0c30d9ec | 1287 | /* VMS doesn't use environ array and NeXT has problems with crt0.o globals */ |
1288 | #if !defined(VMS) && !(defined(NeXT) && defined(__DYNAMIC__)) | |
68dc0745 | 1289 | #ifndef DONT_DECLARE_STD |
79072805 | 1290 | extern char ** environ; /* environment variables supplied via exec */ |
68dc0745 | 1291 | #endif |
0c30d9ec | 1292 | #else |
1293 | # if defined(NeXT) && defined(__DYNAMIC__) | |
1294 | ||
1295 | # include <mach-o/dyld.h> | |
1296 | EXT char *** environ_pointer; | |
1297 | # define environ (*environ_pointer) | |
1298 | # endif | |
1299 | #endif /* environ processing */ | |
1300 | ||
79072805 LW |
1301 | EXT int uid; /* current real user id */ |
1302 | EXT int euid; /* current effective user id */ | |
1303 | EXT int gid; /* current real group id */ | |
1304 | EXT int egid; /* current effective group id */ | |
1305 | EXT bool nomemok; /* let malloc context handle nomem */ | |
1306 | EXT U32 an; /* malloc sequence number */ | |
463ee0b2 | 1307 | EXT U32 cop_seqmax; /* statement sequence number */ |
c07a80fd | 1308 | EXT U16 op_seqmax; /* op sequence number */ |
8990e307 | 1309 | EXT U32 evalseq; /* eval sequence number */ |
463ee0b2 | 1310 | EXT U32 sub_generation; /* inc to force methods to be looked up again */ |
79072805 LW |
1311 | EXT char ** origenviron; |
1312 | EXT U32 origalen; | |
44a8e56a | 1313 | EXT HV * pidstatus; /* pid-to-status mappings for waitpid */ |
a0d0e21e | 1314 | EXT U32 * profiledata; |
84ea024a | 1315 | EXT int maxo INIT(MAXO);/* Number of ops */ |
728e2803 | 1316 | EXT char * osname; /* operating system */ |
ff68c719 | 1317 | EXT char * sh_path INIT(SH_PATH); /* full path of shell */ |
79072805 | 1318 | |
a0d0e21e LW |
1319 | EXT XPV* xiv_arenaroot; /* list of allocated xiv areas */ |
1320 | EXT IV ** xiv_root; /* free xiv list--shared by interpreters */ | |
8990e307 LW |
1321 | EXT double * xnv_root; /* free xnv list--shared by interpreters */ |
1322 | EXT XRV * xrv_root; /* free xrv list--shared by interpreters */ | |
1323 | EXT XPV * xpv_root; /* free xpv list--shared by interpreters */ | |
4633a7c4 | 1324 | EXT HE * he_root; /* free he list--shared by interpreters */ |
c07a80fd | 1325 | EXT char * nice_chunk; /* a nice chunk of memory to reuse */ |
1326 | EXT U32 nice_chunk_size;/* how nice the chunk of memory is */ | |
8990e307 | 1327 | |
79072805 LW |
1328 | /* Stack for currently executing thread--context switch must handle this. */ |
1329 | EXT SV ** stack_base; /* stack->array_ary */ | |
1330 | EXT SV ** stack_sp; /* stack pointer now */ | |
1331 | EXT SV ** stack_max; /* stack->array_ary + stack->array_max */ | |
1332 | ||
1333 | /* likewise for these */ | |
1334 | ||
1335 | EXT OP * op; /* current op--oughta be in a global register */ | |
1336 | ||
1337 | EXT I32 * scopestack; /* blocks we've entered */ | |
1338 | EXT I32 scopestack_ix; | |
1339 | EXT I32 scopestack_max; | |
1340 | ||
1341 | EXT ANY* savestack; /* to save non-local values on */ | |
1342 | EXT I32 savestack_ix; | |
1343 | EXT I32 savestack_max; | |
1344 | ||
1345 | EXT OP ** retstack; /* returns we've pushed */ | |
1346 | EXT I32 retstack_ix; | |
1347 | EXT I32 retstack_max; | |
1348 | ||
1349 | EXT I32 * markstack; /* stackmarks we're remembering */ | |
1350 | EXT I32 * markstack_ptr; /* stackmarks we're remembering */ | |
1351 | EXT I32 * markstack_max; /* stackmarks we're remembering */ | |
1352 | ||
1353 | EXT SV ** curpad; | |
1354 | ||
1355 | /* temp space */ | |
1356 | EXT SV * Sv; | |
1357 | EXT XPV * Xpv; | |
f82b3d41 | 1358 | EXT char buf[2048]; /* should be longer than PATH_MAX */ |
79072805 LW |
1359 | EXT char tokenbuf[256]; |
1360 | EXT struct stat statbuf; | |
ecfc5424 | 1361 | #ifdef HAS_TIMES |
79072805 LW |
1362 | EXT struct tms timesbuf; |
1363 | #endif | |
463ee0b2 | 1364 | EXT STRLEN na; /* for use in SvPV when length is Not Applicable */ |
79072805 LW |
1365 | |
1366 | /* for tmp use in stupid debuggers */ | |
1367 | EXT int * di; | |
1368 | EXT short * ds; | |
1369 | EXT char * dc; | |
1370 | ||
1371 | /* handy constants */ | |
71be2cbc | 1372 | EXTCONST char * Yes INIT("1"); |
1373 | EXTCONST char * No INIT(""); | |
1374 | EXTCONST char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx"); | |
1375 | EXTCONST char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}"); | |
1376 | EXTCONST char * vert INIT("|"); | |
79072805 | 1377 | |
71be2cbc | 1378 | EXTCONST char warn_uninit[] |
a0d0e21e | 1379 | INIT("Use of uninitialized value"); |
71be2cbc | 1380 | EXTCONST char warn_nosemi[] |
463ee0b2 | 1381 | INIT("Semicolon seems to be missing"); |
71be2cbc | 1382 | EXTCONST char warn_reserved[] |
463ee0b2 | 1383 | INIT("Unquoted string \"%s\" may clash with future reserved word"); |
71be2cbc | 1384 | EXTCONST char warn_nl[] |
93a17b20 | 1385 | INIT("Unsuccessful %s on filename containing newline"); |
71be2cbc | 1386 | EXTCONST char no_wrongref[] |
a0d0e21e | 1387 | INIT("Can't use %s ref as %s ref"); |
71be2cbc | 1388 | EXTCONST char no_symref[] |
748a9306 | 1389 | INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use"); |
71be2cbc | 1390 | EXTCONST char no_usym[] |
8990e307 | 1391 | INIT("Can't use an undefined value as %s reference"); |
71be2cbc | 1392 | EXTCONST char no_aelem[] |
93a17b20 | 1393 | INIT("Modification of non-creatable array value attempted, subscript %d"); |
71be2cbc | 1394 | EXTCONST char no_helem[] |
93a17b20 | 1395 | INIT("Modification of non-creatable hash value attempted, subscript \"%s\""); |
71be2cbc | 1396 | EXTCONST char no_modify[] |
93a17b20 | 1397 | INIT("Modification of a read-only value attempted"); |
71be2cbc | 1398 | EXTCONST char no_mem[] |
93a17b20 | 1399 | INIT("Out of memory!\n"); |
71be2cbc | 1400 | EXTCONST char no_security[] |
463ee0b2 | 1401 | INIT("Insecure dependency in %s%s"); |
71be2cbc | 1402 | EXTCONST char no_sock_func[] |
93a17b20 | 1403 | INIT("Unsupported socket function \"%s\" called"); |
71be2cbc | 1404 | EXTCONST char no_dir_func[] |
93a17b20 | 1405 | INIT("Unsupported directory function \"%s\" called"); |
71be2cbc | 1406 | EXTCONST char no_func[] |
93a17b20 | 1407 | INIT("The %s function is unimplemented"); |
71be2cbc | 1408 | EXTCONST char no_myglob[] |
748a9306 | 1409 | INIT("\"my\" variable %s can't be in a package"); |
93a17b20 | 1410 | |
79072805 LW |
1411 | EXT SV sv_undef; |
1412 | EXT SV sv_no; | |
1413 | EXT SV sv_yes; | |
1414 | #ifdef CSH | |
1415 | EXT char * cshname INIT(CSH); | |
1416 | EXT I32 cshlen; | |
1417 | #endif | |
1418 | ||
1419 | #ifdef DOINIT | |
8e07c86e AD |
1420 | EXT char *sig_name[] = { SIG_NAME }; |
1421 | EXT int sig_num[] = { SIG_NUM }; | |
0c30d9ec | 1422 | EXT SV * psig_ptr[sizeof(sig_num)/sizeof(*sig_num)]; |
1423 | EXT SV * psig_name[sizeof(sig_num)/sizeof(*sig_num)]; | |
79072805 LW |
1424 | #else |
1425 | EXT char *sig_name[]; | |
8e07c86e | 1426 | EXT int sig_num[]; |
0c30d9ec | 1427 | EXT SV * psig_ptr[]; |
1428 | EXT SV * psig_name[]; | |
79072805 LW |
1429 | #endif |
1430 | ||
bbce6d69 | 1431 | /* fast case folding tables */ |
1432 | ||
79072805 | 1433 | #ifdef DOINIT |
36477c24 | 1434 | EXTCONST unsigned char fold[] = { |
79072805 LW |
1435 | 0, 1, 2, 3, 4, 5, 6, 7, |
1436 | 8, 9, 10, 11, 12, 13, 14, 15, | |
1437 | 16, 17, 18, 19, 20, 21, 22, 23, | |
1438 | 24, 25, 26, 27, 28, 29, 30, 31, | |
1439 | 32, 33, 34, 35, 36, 37, 38, 39, | |
1440 | 40, 41, 42, 43, 44, 45, 46, 47, | |
1441 | 48, 49, 50, 51, 52, 53, 54, 55, | |
1442 | 56, 57, 58, 59, 60, 61, 62, 63, | |
1443 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', | |
1444 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', | |
1445 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', | |
1446 | 'x', 'y', 'z', 91, 92, 93, 94, 95, | |
1447 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
1448 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
1449 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
1450 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, | |
1451 | 128, 129, 130, 131, 132, 133, 134, 135, | |
1452 | 136, 137, 138, 139, 140, 141, 142, 143, | |
1453 | 144, 145, 146, 147, 148, 149, 150, 151, | |
1454 | 152, 153, 154, 155, 156, 157, 158, 159, | |
1455 | 160, 161, 162, 163, 164, 165, 166, 167, | |
1456 | 168, 169, 170, 171, 172, 173, 174, 175, | |
1457 | 176, 177, 178, 179, 180, 181, 182, 183, | |
1458 | 184, 185, 186, 187, 188, 189, 190, 191, | |
1459 | 192, 193, 194, 195, 196, 197, 198, 199, | |
1460 | 200, 201, 202, 203, 204, 205, 206, 207, | |
1461 | 208, 209, 210, 211, 212, 213, 214, 215, | |
1462 | 216, 217, 218, 219, 220, 221, 222, 223, | |
1463 | 224, 225, 226, 227, 228, 229, 230, 231, | |
1464 | 232, 233, 234, 235, 236, 237, 238, 239, | |
1465 | 240, 241, 242, 243, 244, 245, 246, 247, | |
1466 | 248, 249, 250, 251, 252, 253, 254, 255 | |
1467 | }; | |
1468 | #else | |
71be2cbc | 1469 | EXTCONST unsigned char fold[]; |
79072805 LW |
1470 | #endif |
1471 | ||
1472 | #ifdef DOINIT | |
bbce6d69 | 1473 | EXT unsigned char fold_locale[] = { |
1474 | 0, 1, 2, 3, 4, 5, 6, 7, | |
1475 | 8, 9, 10, 11, 12, 13, 14, 15, | |
1476 | 16, 17, 18, 19, 20, 21, 22, 23, | |
1477 | 24, 25, 26, 27, 28, 29, 30, 31, | |
1478 | 32, 33, 34, 35, 36, 37, 38, 39, | |
1479 | 40, 41, 42, 43, 44, 45, 46, 47, | |
1480 | 48, 49, 50, 51, 52, 53, 54, 55, | |
1481 | 56, 57, 58, 59, 60, 61, 62, 63, | |
1482 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', | |
1483 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', | |
1484 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', | |
1485 | 'x', 'y', 'z', 91, 92, 93, 94, 95, | |
1486 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
1487 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
1488 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
1489 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, | |
1490 | 128, 129, 130, 131, 132, 133, 134, 135, | |
1491 | 136, 137, 138, 139, 140, 141, 142, 143, | |
1492 | 144, 145, 146, 147, 148, 149, 150, 151, | |
1493 | 152, 153, 154, 155, 156, 157, 158, 159, | |
1494 | 160, 161, 162, 163, 164, 165, 166, 167, | |
1495 | 168, 169, 170, 171, 172, 173, 174, 175, | |
1496 | 176, 177, 178, 179, 180, 181, 182, 183, | |
1497 | 184, 185, 186, 187, 188, 189, 190, 191, | |
1498 | 192, 193, 194, 195, 196, 197, 198, 199, | |
1499 | 200, 201, 202, 203, 204, 205, 206, 207, | |
1500 | 208, 209, 210, 211, 212, 213, 214, 215, | |
1501 | 216, 217, 218, 219, 220, 221, 222, 223, | |
1502 | 224, 225, 226, 227, 228, 229, 230, 231, | |
1503 | 232, 233, 234, 235, 236, 237, 238, 239, | |
1504 | 240, 241, 242, 243, 244, 245, 246, 247, | |
1505 | 248, 249, 250, 251, 252, 253, 254, 255 | |
1506 | }; | |
1507 | #else | |
1508 | EXT unsigned char fold_locale[]; | |
1509 | #endif | |
1510 | ||
1511 | #ifdef DOINIT | |
71be2cbc | 1512 | EXTCONST unsigned char freq[] = { /* letter frequencies for mixed English/C */ |
79072805 LW |
1513 | 1, 2, 84, 151, 154, 155, 156, 157, |
1514 | 165, 246, 250, 3, 158, 7, 18, 29, | |
1515 | 40, 51, 62, 73, 85, 96, 107, 118, | |
1516 | 129, 140, 147, 148, 149, 150, 152, 153, | |
1517 | 255, 182, 224, 205, 174, 176, 180, 217, | |
1518 | 233, 232, 236, 187, 235, 228, 234, 226, | |
1519 | 222, 219, 211, 195, 188, 193, 185, 184, | |
1520 | 191, 183, 201, 229, 181, 220, 194, 162, | |
1521 | 163, 208, 186, 202, 200, 218, 198, 179, | |
1522 | 178, 214, 166, 170, 207, 199, 209, 206, | |
1523 | 204, 160, 212, 216, 215, 192, 175, 173, | |
1524 | 243, 172, 161, 190, 203, 189, 164, 230, | |
1525 | 167, 248, 227, 244, 242, 255, 241, 231, | |
1526 | 240, 253, 169, 210, 245, 237, 249, 247, | |
1527 | 239, 168, 252, 251, 254, 238, 223, 221, | |
1528 | 213, 225, 177, 197, 171, 196, 159, 4, | |
1529 | 5, 6, 8, 9, 10, 11, 12, 13, | |
1530 | 14, 15, 16, 17, 19, 20, 21, 22, | |
1531 | 23, 24, 25, 26, 27, 28, 30, 31, | |
1532 | 32, 33, 34, 35, 36, 37, 38, 39, | |
1533 | 41, 42, 43, 44, 45, 46, 47, 48, | |
1534 | 49, 50, 52, 53, 54, 55, 56, 57, | |
1535 | 58, 59, 60, 61, 63, 64, 65, 66, | |
1536 | 67, 68, 69, 70, 71, 72, 74, 75, | |
1537 | 76, 77, 78, 79, 80, 81, 82, 83, | |
1538 | 86, 87, 88, 89, 90, 91, 92, 93, | |
1539 | 94, 95, 97, 98, 99, 100, 101, 102, | |
1540 | 103, 104, 105, 106, 108, 109, 110, 111, | |
1541 | 112, 113, 114, 115, 116, 117, 119, 120, | |
1542 | 121, 122, 123, 124, 125, 126, 127, 128, | |
1543 | 130, 131, 132, 133, 134, 135, 136, 137, | |
1544 | 138, 139, 141, 142, 143, 144, 145, 146 | |
1545 | }; | |
1546 | #else | |
71be2cbc | 1547 | EXTCONST unsigned char freq[]; |
79072805 LW |
1548 | #endif |
1549 | ||
8990e307 LW |
1550 | #ifdef DEBUGGING |
1551 | #ifdef DOINIT | |
71be2cbc | 1552 | EXTCONST char* block_type[] = { |
8990e307 LW |
1553 | "NULL", |
1554 | "SUB", | |
1555 | "EVAL", | |
1556 | "LOOP", | |
1557 | "SUBST", | |
1558 | "BLOCK", | |
1559 | }; | |
1560 | #else | |
71be2cbc | 1561 | EXTCONST char* block_type[]; |
8990e307 LW |
1562 | #endif |
1563 | #endif | |
1564 | ||
79072805 LW |
1565 | /*****************************************************************************/ |
1566 | /* This lexer/parser stuff is currently global since yacc is hard to reenter */ | |
1567 | /*****************************************************************************/ | |
8990e307 | 1568 | /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */ |
79072805 | 1569 | |
a0d0e21e LW |
1570 | #include "perly.h" |
1571 | ||
79072805 LW |
1572 | typedef enum { |
1573 | XOPERATOR, | |
1574 | XTERM, | |
79072805 | 1575 | XREF, |
8990e307 | 1576 | XSTATE, |
a0d0e21e LW |
1577 | XBLOCK, |
1578 | XTERMBLOCK | |
79072805 LW |
1579 | } expectation; |
1580 | ||
a0d0e21e LW |
1581 | EXT U32 lex_state; /* next token is determined */ |
1582 | EXT U32 lex_defer; /* state after determined token */ | |
1583 | EXT expectation lex_expect; /* expect after determined token */ | |
1584 | EXT I32 lex_brackets; /* bracket count */ | |
1585 | EXT I32 lex_formbrack; /* bracket count at outer format level */ | |
1586 | EXT I32 lex_fakebrack; /* outer bracket is mere delimiter */ | |
1587 | EXT I32 lex_casemods; /* casemod count */ | |
1588 | EXT I32 lex_dojoin; /* doing an array interpolation */ | |
1589 | EXT I32 lex_starts; /* how many interps done on level */ | |
1590 | EXT SV * lex_stuff; /* runtime pattern from m// or s/// */ | |
1591 | EXT SV * lex_repl; /* runtime replacement from s/// */ | |
1592 | EXT OP * lex_op; /* extra info to pass back on op */ | |
1593 | EXT OP * lex_inpat; /* in pattern $) and $| are special */ | |
1594 | EXT I32 lex_inwhat; /* what kind of quoting are we in */ | |
1595 | EXT char * lex_brackstack; /* what kind of brackets to pop */ | |
1596 | EXT char * lex_casestack; /* what kind of case mods in effect */ | |
1597 | ||
1598 | /* What we know when we're in LEX_KNOWNEXT state. */ | |
1599 | EXT YYSTYPE nextval[5]; /* value of next token, if any */ | |
1600 | EXT I32 nexttype[5]; /* type of next token */ | |
1601 | EXT I32 nexttoke; | |
1602 | ||
760ac839 | 1603 | EXT PerlIO * VOL rsfp INIT(Nullfp); |
79072805 LW |
1604 | EXT SV * linestr; |
1605 | EXT char * bufptr; | |
1606 | EXT char * oldbufptr; | |
1607 | EXT char * oldoldbufptr; | |
1608 | EXT char * bufend; | |
8990e307 | 1609 | EXT expectation expect INIT(XSTATE); /* how to interpret ambiguous tokens */ |
16d20bd9 | 1610 | EXT AV * rsfp_filters; |
79072805 LW |
1611 | |
1612 | EXT I32 multi_start; /* 1st line of multi-line string */ | |
1613 | EXT I32 multi_end; /* last line of multi-line string */ | |
1614 | EXT I32 multi_open; /* delimiter of said string */ | |
1615 | EXT I32 multi_close; /* delimiter of said string */ | |
1616 | ||
1617 | EXT GV * scrgv; | |
1618 | EXT I32 error_count; /* how many errors so far, max 10 */ | |
1619 | EXT I32 subline; /* line this subroutine began on */ | |
1620 | EXT SV * subname; /* name of current subroutine */ | |
1621 | ||
748a9306 | 1622 | EXT CV * compcv; /* currently compiling subroutine */ |
93a17b20 | 1623 | EXT AV * comppad; /* storage for lexically scoped temporaries */ |
8990e307 LW |
1624 | EXT AV * comppad_name; /* variable names for "my" variables */ |
1625 | EXT I32 comppad_name_fill;/* last "introduced" variable offset */ | |
0c30d9ec | 1626 | EXT I32 comppad_name_floor;/* start of vars in innermost block */ |
8990e307 LW |
1627 | EXT I32 min_intro_pending;/* start of vars to introduce */ |
1628 | EXT I32 max_intro_pending;/* end of vars to introduce */ | |
79072805 | 1629 | EXT I32 padix; /* max used index in current "register" pad */ |
a0d0e21e | 1630 | EXT I32 padix_floor; /* how low may inner block reset padix */ |
748a9306 | 1631 | EXT I32 pad_reset_pending; /* reset pad on next attempted alloc */ |
79072805 LW |
1632 | EXT COP compiling; |
1633 | ||
79072805 LW |
1634 | EXT I32 thisexpr; /* name id for nothing_in_common() */ |
1635 | EXT char * last_uni; /* position of last named-unary operator */ | |
1636 | EXT char * last_lop; /* position of last list operator */ | |
8990e307 | 1637 | EXT OPCODE last_lop_op; /* last list operator */ |
93a17b20 | 1638 | EXT bool in_my; /* we're compiling a "my" declaration */ |
79072805 LW |
1639 | #ifdef FCRYPT |
1640 | EXT I32 cryptseen; /* has fast crypt() been initialized? */ | |
1641 | #endif | |
1642 | ||
85e6fe83 LW |
1643 | EXT U32 hints; /* various compilation flags */ |
1644 | ||
1645 | /* Note: the lowest 8 bits are reserved for | |
1646 | stuffing into op->op_private */ | |
1647 | #define HINT_INTEGER 0x00000001 | |
1648 | #define HINT_STRICT_REFS 0x00000002 | |
1649 | ||
1650 | #define HINT_BLOCK_SCOPE 0x00000100 | |
1651 | #define HINT_STRICT_SUBS 0x00000200 | |
1652 | #define HINT_STRICT_VARS 0x00000400 | |
bbce6d69 | 1653 | #define HINT_LOCALE 0x00000800 |
85e6fe83 | 1654 | |
79072805 LW |
1655 | /**************************************************************************/ |
1656 | /* This regexp stuff is global since it always happens within 1 expr eval */ | |
1657 | /**************************************************************************/ | |
1658 | ||
1659 | EXT char * regprecomp; /* uncompiled string. */ | |
1660 | EXT char * regparse; /* Input-scan pointer. */ | |
1661 | EXT char * regxend; /* End of input for compile */ | |
1662 | EXT I32 regnpar; /* () count. */ | |
1663 | EXT char * regcode; /* Code-emit pointer; ®dummy = don't. */ | |
1664 | EXT I32 regsize; /* Code size. */ | |
a0d0e21e | 1665 | EXT I32 regnaughty; /* How bad is this pattern? */ |
79072805 LW |
1666 | EXT I32 regsawback; /* Did we see \1, ...? */ |
1667 | ||
1668 | EXT char * reginput; /* String-input pointer. */ | |
79072805 LW |
1669 | EXT char * regbol; /* Beginning of input, for ^ check. */ |
1670 | EXT char * regeol; /* End of input, for $ check. */ | |
1671 | EXT char ** regstartp; /* Pointer to startp array. */ | |
1672 | EXT char ** regendp; /* Ditto for endp. */ | |
a0d0e21e | 1673 | EXT U32 * reglastparen; /* Similarly for lastparen. */ |
79072805 | 1674 | EXT char * regtill; /* How far we are required to go. */ |
a0d0e21e LW |
1675 | EXT U16 regflags; /* are we folding, multilining? */ |
1676 | EXT char regprev; /* char before regbol, \n if none */ | |
79072805 | 1677 | |
760ac839 LW |
1678 | EXT bool do_undump; /* -u or dump seen? */ |
1679 | EXT VOL U32 debug; | |
1680 | ||
79072805 LW |
1681 | /***********************************************/ |
1682 | /* Global only to current interpreter instance */ | |
1683 | /***********************************************/ | |
1684 | ||
8990e307 | 1685 | #ifdef MULTIPLICITY |
79072805 LW |
1686 | #define IEXT |
1687 | #define IINIT(x) | |
1688 | struct interpreter { | |
1689 | #else | |
1690 | #define IEXT EXT | |
1691 | #define IINIT(x) INIT(x) | |
1692 | #endif | |
1693 | ||
1694 | /* pseudo environmental stuff */ | |
1695 | IEXT int Iorigargc; | |
1696 | IEXT char ** Iorigargv; | |
1697 | IEXT GV * Ienvgv; | |
1698 | IEXT GV * Isiggv; | |
1699 | IEXT GV * Iincgv; | |
1700 | IEXT char * Iorigfilename; | |
748a9306 LW |
1701 | IEXT SV * Idiehook; |
1702 | IEXT SV * Iwarnhook; | |
1703 | IEXT SV * Iparsehook; | |
79072805 | 1704 | |
c07a80fd | 1705 | /* Various states of an input record separator SV (rs, nrs) */ |
1706 | #define RsSNARF(sv) (! SvOK(sv)) | |
1707 | #define RsSIMPLE(sv) (SvOK(sv) && SvCUR(sv)) | |
1708 | #define RsPARA(sv) (SvOK(sv) && ! SvCUR(sv)) | |
1709 | ||
79072805 LW |
1710 | /* switches */ |
1711 | IEXT char * Icddir; | |
1712 | IEXT bool Iminus_c; | |
a5f75d66 | 1713 | IEXT char Ipatchlevel[10]; |
728e2803 | 1714 | IEXT char ** Ilocalpatches; |
c07a80fd | 1715 | IEXT SV * Inrs; |
2304df62 | 1716 | IEXT char * Isplitstr IINIT(" "); |
79072805 LW |
1717 | IEXT bool Ipreprocess; |
1718 | IEXT bool Iminus_n; | |
1719 | IEXT bool Iminus_p; | |
1720 | IEXT bool Iminus_l; | |
1721 | IEXT bool Iminus_a; | |
2304df62 | 1722 | IEXT bool Iminus_F; |
79072805 LW |
1723 | IEXT bool Idoswitches; |
1724 | IEXT bool Idowarn; | |
1725 | IEXT bool Idoextract; | |
79072805 LW |
1726 | IEXT bool Isawampersand; /* must save all match strings */ |
1727 | IEXT bool Isawstudy; /* do fbm_instr on all strings */ | |
79072805 LW |
1728 | IEXT bool Isawvec; |
1729 | IEXT bool Iunsafe; | |
79072805 LW |
1730 | IEXT char * Iinplace; |
1731 | IEXT char * Ie_tmpname; | |
760ac839 | 1732 | IEXT PerlIO * Ie_fp; |
79072805 | 1733 | IEXT U32 Iperldb; |
748a9306 | 1734 | /* This value may be raised by extensions for testing purposes */ |
8ebc5c01 | 1735 | IEXT int Iperl_destruct_level IINIT(0); /* 0=none, 1=full, 2=full with checks */ |
79072805 LW |
1736 | |
1737 | /* magical thingies */ | |
85e6fe83 | 1738 | IEXT Time_t Ibasetime; /* $^T */ |
79072805 LW |
1739 | IEXT SV * Iformfeed; /* $^L */ |
1740 | IEXT char * Ichopset IINIT(" \n-"); /* $: */ | |
c07a80fd | 1741 | IEXT SV * Irs; /* $/ */ |
79072805 | 1742 | IEXT char * Iofs; /* $, */ |
8990e307 | 1743 | IEXT STRLEN Iofslen; |
79072805 | 1744 | IEXT char * Iors; /* $\ */ |
8990e307 | 1745 | IEXT STRLEN Iorslen; |
79072805 LW |
1746 | IEXT char * Iofmt; /* $# */ |
1747 | IEXT I32 Imaxsysfd IINIT(MAXSYSFD); /* top fd to pass to subprocesses */ | |
f86702cc | 1748 | IEXT int Imultiline; /* $*--do strings hold >1 line? */ |
91e9c03f | 1749 | IEXT I32 Istatusvalue; /* $? */ |
f86702cc | 1750 | #ifdef VMS |
ff0cee69 | 1751 | IEXT U32 Istatusvalue_vms; |
f86702cc | 1752 | #endif |
79072805 LW |
1753 | |
1754 | IEXT struct stat Istatcache; /* _ */ | |
1755 | IEXT GV * Istatgv; | |
1756 | IEXT SV * Istatname IINIT(Nullsv); | |
1757 | ||
1758 | /* shortcuts to various I/O objects */ | |
1759 | IEXT GV * Istdingv; | |
1760 | IEXT GV * Ilast_in_gv; | |
1761 | IEXT GV * Idefgv; | |
1762 | IEXT GV * Iargvgv; | |
1763 | IEXT GV * Idefoutgv; | |
79072805 LW |
1764 | IEXT GV * Iargvoutgv; |
1765 | ||
1766 | /* shortcuts to regexp stuff */ | |
1767 | IEXT GV * Ileftgv; | |
1768 | IEXT GV * Iampergv; | |
1769 | IEXT GV * Irightgv; | |
1770 | IEXT PMOP * Icurpm; /* what to do \ interps from */ | |
79072805 LW |
1771 | IEXT I32 * Iscreamfirst; |
1772 | IEXT I32 * Iscreamnext; | |
1773 | IEXT I32 Imaxscream IINIT(-1); | |
1774 | IEXT SV * Ilastscream; | |
1775 | ||
4633a7c4 LW |
1776 | /* shortcuts to misc objects */ |
1777 | IEXT GV * Ierrgv; | |
1778 | ||
79072805 LW |
1779 | /* shortcuts to debugging objects */ |
1780 | IEXT GV * IDBgv; | |
1781 | IEXT GV * IDBline; | |
1782 | IEXT GV * IDBsub; | |
1783 | IEXT SV * IDBsingle; | |
1784 | IEXT SV * IDBtrace; | |
1785 | IEXT SV * IDBsignal; | |
1786 | IEXT AV * Ilineary; /* lines of script for debugger */ | |
1787 | IEXT AV * Idbargs; /* args to call listed by caller function */ | |
1788 | ||
1789 | /* symbol tables */ | |
1790 | IEXT HV * Idefstash; /* main symbol table */ | |
1791 | IEXT HV * Icurstash; /* symbol table for current package */ | |
1792 | IEXT HV * Idebstash; /* symbol table for perldb package */ | |
1793 | IEXT SV * Icurstname; /* name of current package */ | |
93a17b20 LW |
1794 | IEXT AV * Ibeginav; /* names of BEGIN subroutines */ |
1795 | IEXT AV * Iendav; /* names of END subroutines */ | |
0c30d9ec | 1796 | IEXT HV * Istrtab; /* shared string table */ |
79072805 LW |
1797 | |
1798 | /* memory management */ | |
79072805 LW |
1799 | IEXT SV ** Itmps_stack; |
1800 | IEXT I32 Itmps_ix IINIT(-1); | |
1801 | IEXT I32 Itmps_floor IINIT(-1); | |
8990e307 LW |
1802 | IEXT I32 Itmps_max; |
1803 | IEXT I32 Isv_count; /* how many SV* are currently allocated */ | |
a0d0e21e | 1804 | IEXT I32 Isv_objcount; /* how many objects are currently allocated */ |
8990e307 LW |
1805 | IEXT SV* Isv_root; /* storage for SVs belonging to interp */ |
1806 | IEXT SV* Isv_arenaroot; /* list of areas for garbage collection */ | |
79072805 LW |
1807 | |
1808 | /* funky return mechanisms */ | |
1809 | IEXT I32 Ilastspbase; | |
1810 | IEXT I32 Ilastsize; | |
1811 | IEXT int Iforkprocess; /* so do_open |- can return proc# */ | |
1812 | ||
1813 | /* subprocess state */ | |
1814 | IEXT AV * Ifdpid; /* keep fd-to-pid mappings for my_popen */ | |
79072805 LW |
1815 | |
1816 | /* internal state */ | |
463ee0b2 LW |
1817 | IEXT VOL int Iin_eval; /* trap "fatal" errors? */ |
1818 | IEXT OP * Irestartop; /* Are we propagating an error from croak? */ | |
79072805 | 1819 | IEXT int Idelaymagic; /* ($<,$>) = ... */ |
2304df62 | 1820 | IEXT bool Idirty; /* In the middle of tearing things down? */ |
748a9306 | 1821 | IEXT U8 Ilocalizing; /* are we processing a local() list? */ |
79072805 | 1822 | IEXT bool Itainted; /* using variables controlled by $< */ |
463ee0b2 | 1823 | IEXT bool Itainting; /* doing taint checks */ |
e50aee73 | 1824 | IEXT char * Iop_mask IINIT(NULL); /* masked operations for safe evals */ |
79072805 LW |
1825 | |
1826 | /* trace state */ | |
1827 | IEXT I32 Idlevel; | |
1828 | IEXT I32 Idlmax IINIT(128); | |
1829 | IEXT char * Idebname; | |
1830 | IEXT char * Idebdelim; | |
1831 | ||
1832 | /* current interpreter roots */ | |
748a9306 | 1833 | IEXT CV * Imain_cv; |
463ee0b2 LW |
1834 | IEXT OP * Imain_root; |
1835 | IEXT OP * Imain_start; | |
1836 | IEXT OP * Ieval_root; | |
1837 | IEXT OP * Ieval_start; | |
79072805 LW |
1838 | |
1839 | /* runtime control stuff */ | |
1840 | IEXT COP * VOL Icurcop IINIT(&compiling); | |
0c30d9ec | 1841 | IEXT COP * Icurcopdb IINIT(NULL); |
79072805 LW |
1842 | IEXT line_t Icopline IINIT(NOLINE); |
1843 | IEXT CONTEXT * Icxstack; | |
1844 | IEXT I32 Icxstack_ix IINIT(-1); | |
1845 | IEXT I32 Icxstack_max IINIT(128); | |
f289f7d2 GS |
1846 | IEXT JMPENV Istart_env; /* empty startup sigjmp() environment */ |
1847 | IEXT JMPENV * Itop_env; /* ptr. to current sigjmp() environment */ | |
a0d0e21e | 1848 | IEXT I32 Irunlevel; |
79072805 LW |
1849 | |
1850 | /* stack stuff */ | |
0c30d9ec | 1851 | IEXT AV * Icurstack; /* THE STACK */ |
79072805 LW |
1852 | IEXT AV * Imainstack; /* the stack when nothing funny is happening */ |
1853 | IEXT SV ** Imystack_base; /* stack->array_ary */ | |
1854 | IEXT SV ** Imystack_sp; /* stack pointer now */ | |
1855 | IEXT SV ** Imystack_max; /* stack->array_ary + stack->array_max */ | |
1856 | ||
1857 | /* format accumulators */ | |
463ee0b2 LW |
1858 | IEXT SV * Iformtarget; |
1859 | IEXT SV * Ibodytarget; | |
1860 | IEXT SV * Itoptarget; | |
79072805 LW |
1861 | |
1862 | /* statics moved here for shared library purposes */ | |
93a17b20 | 1863 | IEXT SV Istrchop; /* return value from chop */ |
79072805 LW |
1864 | IEXT int Ifilemode; /* so nextargv() can preserve mode */ |
1865 | IEXT int Ilastfd; /* what to preserve mode on */ | |
1866 | IEXT char * Ioldname; /* what to preserve mode on */ | |
1867 | IEXT char ** IArgv; /* stuff to free from do_aexec, vfork safe */ | |
1868 | IEXT char * ICmd; /* stuff to free from do_aexec, vfork safe */ | |
1869 | IEXT OP * Isortcop; /* user defined sort routine */ | |
1870 | IEXT HV * Isortstash; /* which is in some package or other */ | |
1871 | IEXT GV * Ifirstgv; /* $a */ | |
1872 | IEXT GV * Isecondgv; /* $b */ | |
1873 | IEXT AV * Isortstack; /* temp stack during pp_sort() */ | |
1874 | IEXT AV * Isignalstack; /* temp stack during sighandler() */ | |
1875 | IEXT SV * Imystrk; /* temp key string for do_each() */ | |
1876 | IEXT I32 Idumplvl; /* indentation level on syntax tree dump */ | |
79072805 LW |
1877 | IEXT PMOP * Ioldlastpm; /* for saving regexp context during debugger */ |
1878 | IEXT I32 Igensym; /* next symbol for getsym() to define */ | |
1879 | IEXT bool Ipreambled; | |
3c81428c | 1880 | IEXT AV * Ipreambleav; |
79072805 LW |
1881 | IEXT int Ilaststatval IINIT(-1); |
1882 | IEXT I32 Ilaststype IINIT(OP_STAT); | |
1883 | ||
1884 | #undef IEXT | |
1885 | #undef IINIT | |
1886 | ||
8990e307 | 1887 | #ifdef MULTIPLICITY |
79072805 LW |
1888 | }; |
1889 | #else | |
1890 | struct interpreter { | |
1891 | char broiled; | |
1892 | }; | |
1893 | #endif | |
1894 | ||
1895 | #include "pp.h" | |
1896 | ||
1897 | #ifdef __cplusplus | |
1898 | extern "C" { | |
1899 | #endif | |
1900 | ||
1901 | #include "proto.h" | |
1902 | ||
a0d0e21e LW |
1903 | #ifdef EMBED |
1904 | #define Perl_sv_setptrobj(rv,ptr,name) Perl_sv_setref_iv(rv,name,(IV)ptr) | |
1905 | #define Perl_sv_setptrref(rv,ptr) Perl_sv_setref_iv(rv,Nullch,(IV)ptr) | |
1906 | #else | |
1907 | #define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,(IV)ptr) | |
1908 | #define sv_setptrref(rv,ptr) sv_setref_iv(rv,Nullch,(IV)ptr) | |
1909 | #endif | |
1910 | ||
79072805 LW |
1911 | #ifdef __cplusplus |
1912 | }; | |
1913 | #endif | |
1914 | ||
93a17b20 | 1915 | /* The following must follow proto.h */ |
79072805 LW |
1916 | |
1917 | #ifdef DOINIT | |
bbce6d69 | 1918 | |
4633a7c4 | 1919 | EXT MGVTBL vtbl_sv = {magic_get, |
463ee0b2 LW |
1920 | magic_set, |
1921 | magic_len, | |
1922 | 0, 0}; | |
4633a7c4 LW |
1923 | EXT MGVTBL vtbl_env = {0, 0, 0, 0, 0}; |
1924 | EXT MGVTBL vtbl_envelem = {0, magic_setenv, | |
85e6fe83 LW |
1925 | 0, magic_clearenv, |
1926 | 0}; | |
4633a7c4 | 1927 | EXT MGVTBL vtbl_sig = {0, 0, 0, 0, 0}; |
0c30d9ec | 1928 | EXT MGVTBL vtbl_sigelem = {magic_getsig, |
1929 | magic_setsig, | |
1930 | 0, magic_clearsig, | |
1931 | 0}; | |
4633a7c4 | 1932 | EXT MGVTBL vtbl_pack = {0, 0, 0, magic_wipepack, |
a0d0e21e | 1933 | 0}; |
4633a7c4 | 1934 | EXT MGVTBL vtbl_packelem = {magic_getpack, |
463ee0b2 LW |
1935 | magic_setpack, |
1936 | 0, magic_clearpack, | |
1937 | 0}; | |
4633a7c4 | 1938 | EXT MGVTBL vtbl_dbline = {0, magic_setdbline, |
463ee0b2 | 1939 | 0, 0, 0}; |
4633a7c4 | 1940 | EXT MGVTBL vtbl_isa = {0, magic_setisa, |
463ee0b2 | 1941 | 0, 0, 0}; |
4633a7c4 | 1942 | EXT MGVTBL vtbl_isaelem = {0, magic_setisa, |
463ee0b2 | 1943 | 0, 0, 0}; |
4633a7c4 | 1944 | EXT MGVTBL vtbl_arylen = {magic_getarylen, |
463ee0b2 LW |
1945 | magic_setarylen, |
1946 | 0, 0, 0}; | |
4633a7c4 | 1947 | EXT MGVTBL vtbl_glob = {magic_getglob, |
463ee0b2 LW |
1948 | magic_setglob, |
1949 | 0, 0, 0}; | |
4633a7c4 | 1950 | EXT MGVTBL vtbl_mglob = {0, magic_setmglob, |
463ee0b2 | 1951 | 0, 0, 0}; |
99abf803 | 1952 | EXT MGVTBL vtbl_nkeys = {0, magic_setnkeys, |
1953 | 0, 0, 0}; | |
4633a7c4 | 1954 | EXT MGVTBL vtbl_taint = {magic_gettaint,magic_settaint, |
463ee0b2 | 1955 | 0, 0, 0}; |
4633a7c4 | 1956 | EXT MGVTBL vtbl_substr = {0, magic_setsubstr, |
463ee0b2 | 1957 | 0, 0, 0}; |
4633a7c4 | 1958 | EXT MGVTBL vtbl_vec = {0, magic_setvec, |
463ee0b2 | 1959 | 0, 0, 0}; |
4633a7c4 | 1960 | EXT MGVTBL vtbl_pos = {magic_getpos, |
a0d0e21e LW |
1961 | magic_setpos, |
1962 | 0, 0, 0}; | |
4633a7c4 | 1963 | EXT MGVTBL vtbl_bm = {0, magic_setbm, |
463ee0b2 | 1964 | 0, 0, 0}; |
55497cff | 1965 | EXT MGVTBL vtbl_fm = {0, magic_setfm, |
1966 | 0, 0, 0}; | |
4633a7c4 | 1967 | EXT MGVTBL vtbl_uvar = {magic_getuvar, |
463ee0b2 LW |
1968 | magic_setuvar, |
1969 | 0, 0, 0}; | |
68dc0745 | 1970 | EXT MGVTBL vtbl_defelem = {magic_getdefelem,magic_setdefelem, |
1971 | 0, 0, magic_freedefelem}; | |
a0d0e21e | 1972 | |
36477c24 | 1973 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 | 1974 | EXT MGVTBL vtbl_collxfrm = {0, |
1975 | magic_setcollxfrm, | |
1976 | 0, 0, 0}; | |
1977 | #endif | |
1978 | ||
a0d0e21e | 1979 | #ifdef OVERLOAD |
4633a7c4 | 1980 | EXT MGVTBL vtbl_amagic = {0, magic_setamagic, |
748a9306 | 1981 | 0, 0, magic_setamagic}; |
4633a7c4 | 1982 | EXT MGVTBL vtbl_amagicelem = {0, magic_setamagic, |
748a9306 | 1983 | 0, 0, magic_setamagic}; |
a0d0e21e LW |
1984 | #endif /* OVERLOAD */ |
1985 | ||
bbce6d69 | 1986 | #else /* !DOINIT */ |
1987 | ||
79072805 LW |
1988 | EXT MGVTBL vtbl_sv; |
1989 | EXT MGVTBL vtbl_env; | |
1990 | EXT MGVTBL vtbl_envelem; | |
1991 | EXT MGVTBL vtbl_sig; | |
1992 | EXT MGVTBL vtbl_sigelem; | |
463ee0b2 LW |
1993 | EXT MGVTBL vtbl_pack; |
1994 | EXT MGVTBL vtbl_packelem; | |
79072805 | 1995 | EXT MGVTBL vtbl_dbline; |
463ee0b2 LW |
1996 | EXT MGVTBL vtbl_isa; |
1997 | EXT MGVTBL vtbl_isaelem; | |
79072805 LW |
1998 | EXT MGVTBL vtbl_arylen; |
1999 | EXT MGVTBL vtbl_glob; | |
93a17b20 | 2000 | EXT MGVTBL vtbl_mglob; |
99abf803 | 2001 | EXT MGVTBL vtbl_nkeys; |
463ee0b2 | 2002 | EXT MGVTBL vtbl_taint; |
79072805 LW |
2003 | EXT MGVTBL vtbl_substr; |
2004 | EXT MGVTBL vtbl_vec; | |
a0d0e21e | 2005 | EXT MGVTBL vtbl_pos; |
79072805 | 2006 | EXT MGVTBL vtbl_bm; |
55497cff | 2007 | EXT MGVTBL vtbl_fm; |
79072805 | 2008 | EXT MGVTBL vtbl_uvar; |
68dc0745 | 2009 | EXT MGVTBL vtbl_defelem; |
a0d0e21e | 2010 | |
36477c24 | 2011 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 | 2012 | EXT MGVTBL vtbl_collxfrm; |
2013 | #endif | |
2014 | ||
a0d0e21e LW |
2015 | #ifdef OVERLOAD |
2016 | EXT MGVTBL vtbl_amagic; | |
2017 | EXT MGVTBL vtbl_amagicelem; | |
2018 | #endif /* OVERLOAD */ | |
2019 | ||
bbce6d69 | 2020 | #endif /* !DOINIT */ |
85e6fe83 | 2021 | |
a0d0e21e | 2022 | #ifdef OVERLOAD |
c0315cdf | 2023 | |
a0d0e21e LW |
2024 | EXT long amagic_generation; |
2025 | ||
a6006777 | 2026 | #define NofAMmeth 58 |
a0d0e21e | 2027 | #ifdef DOINIT |
a6006777 | 2028 | EXTCONST char * AMG_names[NofAMmeth] = { |
2029 | "fallback", "abs", /* "fallback" should be the first. */ | |
2030 | "bool", "nomethod", | |
2031 | "\"\"", "0+", | |
2032 | "+", "+=", | |
2033 | "-", "-=", | |
2034 | "*", "*=", | |
2035 | "/", "/=", | |
2036 | "%", "%=", | |
2037 | "**", "**=", | |
2038 | "<<", "<<=", | |
2039 | ">>", ">>=", | |
2040 | "&", "&=", | |
2041 | "|", "|=", | |
2042 | "^", "^=", | |
2043 | "<", "<=", | |
2044 | ">", ">=", | |
2045 | "==", "!=", | |
2046 | "<=>", "cmp", | |
2047 | "lt", "le", | |
2048 | "gt", "ge", | |
2049 | "eq", "ne", | |
2050 | "!", "~", | |
2051 | "++", "--", | |
2052 | "atan2", "cos", | |
2053 | "sin", "exp", | |
2054 | "log", "sqrt", | |
2055 | "x", "x=", | |
2056 | ".", ".=", | |
2057 | "=", "neg" | |
a0d0e21e LW |
2058 | }; |
2059 | #else | |
a6006777 | 2060 | EXTCONST char * AMG_names[NofAMmeth]; |
a0d0e21e LW |
2061 | #endif /* def INITAMAGIC */ |
2062 | ||
a6006777 | 2063 | struct am_table { |
a0d0e21e LW |
2064 | long was_ok_sub; |
2065 | long was_ok_am; | |
a6006777 | 2066 | U32 flags; |
2067 | CV* table[NofAMmeth]; | |
a0d0e21e LW |
2068 | long fallback; |
2069 | }; | |
a6006777 | 2070 | struct am_table_short { |
2071 | long was_ok_sub; | |
2072 | long was_ok_am; | |
2073 | U32 flags; | |
2074 | }; | |
a0d0e21e | 2075 | typedef struct am_table AMT; |
a6006777 | 2076 | typedef struct am_table_short AMTS; |
a0d0e21e LW |
2077 | |
2078 | #define AMGfallNEVER 1 | |
2079 | #define AMGfallNO 2 | |
2080 | #define AMGfallYES 3 | |
2081 | ||
a6006777 | 2082 | #define AMTf_AMAGIC 1 |
2083 | #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC) | |
2084 | #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC) | |
2085 | #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC) | |
2086 | ||
a0d0e21e LW |
2087 | enum { |
2088 | fallback_amg, abs_amg, | |
2089 | bool__amg, nomethod_amg, | |
2090 | string_amg, numer_amg, | |
2091 | add_amg, add_ass_amg, | |
2092 | subtr_amg, subtr_ass_amg, | |
2093 | mult_amg, mult_ass_amg, | |
2094 | div_amg, div_ass_amg, | |
2095 | mod_amg, mod_ass_amg, | |
2096 | pow_amg, pow_ass_amg, | |
2097 | lshift_amg, lshift_ass_amg, | |
2098 | rshift_amg, rshift_ass_amg, | |
748a9306 LW |
2099 | band_amg, band_ass_amg, |
2100 | bor_amg, bor_ass_amg, | |
2101 | bxor_amg, bxor_ass_amg, | |
a0d0e21e LW |
2102 | lt_amg, le_amg, |
2103 | gt_amg, ge_amg, | |
2104 | eq_amg, ne_amg, | |
2105 | ncmp_amg, scmp_amg, | |
2106 | slt_amg, sle_amg, | |
2107 | sgt_amg, sge_amg, | |
2108 | seq_amg, sne_amg, | |
a0d0e21e LW |
2109 | not_amg, compl_amg, |
2110 | inc_amg, dec_amg, | |
2111 | atan2_amg, cos_amg, | |
2112 | sin_amg, exp_amg, | |
2113 | log_amg, sqrt_amg, | |
2114 | repeat_amg, repeat_ass_amg, | |
748a9306 LW |
2115 | concat_amg, concat_ass_amg, |
2116 | copy_amg, neg_amg | |
a0d0e21e | 2117 | }; |
c0315cdf JH |
2118 | |
2119 | /* | |
2120 | * some compilers like to redefine cos et alia as faster | |
2121 | * (and less accurate?) versions called F_cos et cetera (Quidquid | |
2122 | * latine dictum sit, altum viditur.) This trick collides with | |
2123 | * the Perl overloading (amg). The following #defines fool both. | |
2124 | */ | |
2125 | ||
2126 | #ifdef _FASTMATH | |
2127 | # ifdef atan2 | |
2128 | # define F_atan2_amg atan2_amg | |
2129 | # endif | |
2130 | # ifdef cos | |
2131 | # define F_cos_amg cos_amg | |
2132 | # endif | |
2133 | # ifdef exp | |
2134 | # define F_exp_amg exp_amg | |
2135 | # endif | |
2136 | # ifdef log | |
2137 | # define F_log_amg log_amg | |
2138 | # endif | |
2139 | # ifdef pow | |
2140 | # define F_pow_amg pow_amg | |
2141 | # endif | |
2142 | # ifdef sin | |
2143 | # define F_sin_amg sin_amg | |
2144 | # endif | |
2145 | # ifdef sqrt | |
2146 | # define F_sqrt_amg sqrt_amg | |
2147 | # endif | |
2148 | #endif /* _FASTMATH */ | |
2149 | ||
a0d0e21e | 2150 | #endif /* OVERLOAD */ |
36477c24 | 2151 | |
2152 | #ifdef USE_LOCALE_COLLATE | |
bbce6d69 | 2153 | EXT U32 collation_ix; /* Collation generation index */ |
2154 | EXT char * collation_name; /* Name of current collation */ | |
2155 | EXT bool collation_standard INIT(TRUE); /* Assume simple collation */ | |
2156 | EXT Size_t collxfrm_base; /* Basic overhead in *xfrm() */ | |
2157 | EXT Size_t collxfrm_mult INIT(2); /* Expansion factor in *xfrm() */ | |
36477c24 | 2158 | #endif /* USE_LOCALE_COLLATE */ |
bbce6d69 | 2159 | |
36477c24 | 2160 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 2161 | |
2162 | EXT char * numeric_name; /* Name of current numeric locale */ | |
2163 | EXT bool numeric_standard INIT(TRUE); /* Assume simple numerics */ | |
2164 | EXT bool numeric_local INIT(TRUE); /* Assume local numerics */ | |
2165 | ||
36477c24 | 2166 | #define SET_NUMERIC_STANDARD() \ |
2167 | STMT_START { \ | |
2168 | if (! numeric_standard) \ | |
2169 | perl_set_numeric_standard(); \ | |
2170 | } STMT_END | |
2171 | ||
2172 | #define SET_NUMERIC_LOCAL() \ | |
2173 | STMT_START { \ | |
2174 | if (! numeric_local) \ | |
2175 | perl_set_numeric_local(); \ | |
2176 | } STMT_END | |
bbce6d69 | 2177 | |
36477c24 | 2178 | #else /* !USE_LOCALE_NUMERIC */ |
bbce6d69 | 2179 | |
36477c24 | 2180 | #define SET_NUMERIC_STANDARD() /**/ |
2181 | #define SET_NUMERIC_LOCAL() /**/ | |
bbce6d69 | 2182 | |
36477c24 | 2183 | #endif /* !USE_LOCALE_NUMERIC */ |
a0d0e21e | 2184 | |
760ac839 LW |
2185 | #if !defined(PERLIO_IS_STDIO) && defined(HAS_ATTRIBUTE) |
2186 | /* | |
2187 | * Now we have __attribute__ out of the way | |
2188 | * Remap printf | |
2189 | */ | |
2190 | #define printf PerlIO_stdoutf | |
2191 | #endif | |
2192 | ||
85e6fe83 | 2193 | #endif /* Include guard */ |
a6e633de | 2194 |