Commit | Line | Data |
a0d0e21e |
1 | /* perl.h |
a687059c |
2 | * |
9607fc9c |
3 | * Copyright (c) 1987-1997, Larry Wall |
a687059c |
4 | * |
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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 |
9 | #ifndef H_PERL |
10 | #define H_PERL 1 |
a0d0e21e |
11 | #define OVERLOAD |
8d063cd8 |
12 | |
760ac839 |
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 |
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 | |
326b05e3 |
32 | #undef START_EXTERN_C |
33 | #undef END_EXTERN_C |
34 | #undef EXTERN_C |
32f822de |
35 | #ifdef __cplusplus |
36 | # define START_EXTERN_C extern "C" { |
37 | # define END_EXTERN_C } |
38 | # define EXTERN_C extern "C" |
39 | #else |
40 | # define START_EXTERN_C |
41 | # define END_EXTERN_C |
42 | # define EXTERN_C |
43 | #endif |
44 | |
462e5cf6 |
45 | #ifdef OP_IN_REGISTER |
46 | # ifdef __GNUC__ |
47 | # define stringify_immed(s) #s |
48 | # define stringify(s) stringify_immed(s) |
49 | register struct op *op asm(stringify(OP_IN_REGISTER)); |
50 | # endif |
51 | #endif |
52 | |
728e2803 |
53 | /* |
54 | * STMT_START { statements; } STMT_END; |
55 | * can be used as a single statement, as in |
56 | * if (x) STMT_START { ... } STMT_END; else ... |
57 | * |
58 | * Trying to select a version that gives no warnings... |
59 | */ |
60 | #if !(defined(STMT_START) && defined(STMT_END)) |
169d69b2 |
61 | # if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus) |
728e2803 |
62 | # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ |
63 | # define STMT_END ) |
64 | # else |
65 | /* Now which other defined()s do we need here ??? */ |
66 | # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) |
67 | # define STMT_START if (1) |
68 | # define STMT_END else (void)0 |
69 | # else |
70 | # define STMT_START do |
71 | # define STMT_END while (0) |
72 | # endif |
73 | # endif |
74 | #endif |
75 | |
462e5cf6 |
76 | #define NOOP (void)0 |
77 | |
0f15f207 |
78 | #define WITH_THR(s) do { dTHR; s; } while (0) |
ea0efc06 |
79 | |
55497cff |
80 | /* |
81 | * SOFT_CAST can be used for args to prototyped functions to retain some |
82 | * type checking; it only casts if the compiler does not know prototypes. |
83 | */ |
84 | #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE) |
85 | #define SOFT_CAST(type) |
86 | #else |
87 | #define SOFT_CAST(type) (type) |
88 | #endif |
79072805 |
89 | |
90 | #ifndef BYTEORDER |
91 | # define BYTEORDER 0x1234 |
92 | #endif |
93 | |
94 | /* Overall memory policy? */ |
95 | #ifndef CONSERVATIVE |
96 | # define LIBERAL 1 |
97 | #endif |
98 | |
99 | /* |
100 | * The following contortions are brought to you on behalf of all the |
101 | * standards, semi-standards, de facto standards, not-so-de-facto standards |
102 | * of the world, as well as all the other botches anyone ever thought of. |
103 | * The basic theory is that if we work hard enough here, the rest of the |
104 | * code can be a lot prettier. Well, so much for theory. Sorry, Henry... |
105 | */ |
ac58e20f |
106 | |
ee0007ab |
107 | /* define this once if either system, instead of cluttering up the src */ |
68dc0745 |
108 | #if defined(MSDOS) || defined(atarist) || defined(WIN32) |
ee0007ab |
109 | #define DOSISH 1 |
110 | #endif |
111 | |
a0d0e21e |
112 | #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) |
352d5a3a |
113 | # define STANDARD_C 1 |
114 | #endif |
115 | |
eb1cfdd6 |
116 | #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) |
68dc0745 |
117 | # define DONT_DECLARE_STD 1 |
118 | #endif |
119 | |
352d5a3a |
120 | #if defined(HASVOLATILE) || defined(STANDARD_C) |
79072805 |
121 | # ifdef __cplusplus |
122 | # define VOL // to temporarily suppress warnings |
123 | # else |
124 | # define VOL volatile |
125 | # endif |
663a0e37 |
126 | #else |
79072805 |
127 | # define VOL |
663a0e37 |
128 | #endif |
129 | |
bbce6d69 |
130 | #define TAINT (tainted = TRUE) |
131 | #define TAINT_NOT (tainted = FALSE) |
132 | #define TAINT_IF(c) if (c) { tainted = TRUE; } |
133 | #define TAINT_ENV() if (tainting) { taint_env(); } |
134 | #define TAINT_PROPER(s) if (tainting) { taint_proper(no_security, s); } |
a687059c |
135 | |
a6e633de |
136 | /* XXX All process group stuff is handled in pp_sys.c. Should these |
137 | defines move there? If so, I could simplify this a lot. --AD 9/96. |
138 | */ |
139 | /* Process group stuff changed from traditional BSD to POSIX. |
140 | perlfunc.pod documents the traditional BSD-style syntax, so we'll |
141 | try to preserve that, if possible. |
142 | */ |
143 | #ifdef HAS_SETPGID |
144 | # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp)) |
c07a80fd |
145 | #else |
a6e633de |
146 | # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP) |
147 | # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp)) |
148 | # else |
149 | # ifdef HAS_SETPGRP2 /* DG/UX */ |
150 | # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp)) |
151 | # endif |
152 | # endif |
153 | #endif |
154 | #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP) |
155 | # define HAS_SETPGRP /* Well, effectively it does . . . */ |
156 | #endif |
157 | |
158 | /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes |
159 | our life easier :-) so we'll try it. |
160 | */ |
161 | #ifdef HAS_GETPGID |
162 | # define BSD_GETPGRP(pid) getpgid((pid)) |
163 | #else |
164 | # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP) |
165 | # define BSD_GETPGRP(pid) getpgrp((pid)) |
166 | # else |
167 | # ifdef HAS_GETPGRP2 /* DG/UX */ |
168 | # define BSD_GETPGRP(pid) getpgrp2((pid)) |
169 | # endif |
170 | # endif |
171 | #endif |
172 | #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP) |
173 | # define HAS_GETPGRP /* Well, effectively it does . . . */ |
174 | #endif |
175 | |
176 | /* These are not exact synonyms, since setpgrp() and getpgrp() may |
177 | have different behaviors, but perl.h used to define USE_BSDPGRP |
178 | (prior to 5.003_05) so some extension might depend on it. |
179 | */ |
180 | #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP) |
181 | # ifndef USE_BSDPGRP |
182 | # define USE_BSDPGRP |
183 | # endif |
663a0e37 |
184 | #endif |
185 | |
760ac839 |
186 | #ifndef _TYPES_ /* If types.h defines this it's easy. */ |
187 | # ifndef major /* Does everyone's types.h define this? */ |
188 | # include <sys/types.h> |
c07a80fd |
189 | # endif |
663a0e37 |
190 | #endif |
191 | |
760ac839 |
192 | #ifdef __cplusplus |
193 | # ifndef I_STDARG |
194 | # define I_STDARG 1 |
195 | # endif |
196 | #endif |
197 | |
198 | #ifdef I_STDARG |
199 | # include <stdarg.h> |
200 | #else |
201 | # ifdef I_VARARGS |
202 | # include <varargs.h> |
203 | # endif |
204 | #endif |
205 | |
206 | #include "perlio.h" |
0c30d9ec |
207 | |
4633a7c4 |
208 | #ifdef USE_NEXT_CTYPE |
0c30d9ec |
209 | |
210 | #if NX_CURRENT_COMPILER_RELEASE >= 400 |
211 | #include <objc/NXCType.h> |
212 | #else /* NX_CURRENT_COMPILER_RELEASE < 400 */ |
a0d0e21e |
213 | #include <appkit/NXCType.h> |
0c30d9ec |
214 | #endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */ |
215 | |
216 | #else /* !USE_NEXT_CTYPE */ |
fe14fcc3 |
217 | #include <ctype.h> |
0c30d9ec |
218 | #endif /* USE_NEXT_CTYPE */ |
a0d0e21e |
219 | |
220 | #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */ |
221 | #undef METHOD |
a0d0e21e |
222 | #endif |
223 | |
4633a7c4 |
224 | #ifdef I_LOCALE |
36477c24 |
225 | # include <locale.h> |
4633a7c4 |
226 | #endif |
227 | |
36477c24 |
228 | #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE) |
229 | # define USE_LOCALE |
230 | # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \ |
231 | && defined(HAS_STRXFRM) |
232 | # define USE_LOCALE_COLLATE |
233 | # endif |
234 | # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE) |
235 | # define USE_LOCALE_CTYPE |
236 | # endif |
237 | # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC) |
238 | # define USE_LOCALE_NUMERIC |
239 | # endif |
240 | #endif /* !NO_LOCALE && HAS_SETLOCALE */ |
a0d0e21e |
241 | |
fe14fcc3 |
242 | #include <setjmp.h> |
79072805 |
243 | |
a0d0e21e |
244 | #ifdef I_SYS_PARAM |
79072805 |
245 | # ifdef PARAM_NEEDS_TYPES |
246 | # include <sys/types.h> |
247 | # endif |
248 | # include <sys/param.h> |
352d5a3a |
249 | #endif |
79072805 |
250 | |
251 | |
252 | /* Use all the "standard" definitions? */ |
a0d0e21e |
253 | #if defined(STANDARD_C) && defined(I_STDLIB) |
79072805 |
254 | # include <stdlib.h> |
ff68c719 |
255 | #endif |
03a14243 |
256 | |
55497cff |
257 | /* This comes after <stdlib.h> so we don't try to change the standard |
258 | * library prototypes; we'll use our own in proto.h instead. */ |
03a14243 |
259 | |
4633a7c4 |
260 | #ifdef MYMALLOC |
55497cff |
261 | |
4633a7c4 |
262 | # ifdef HIDEMYMALLOC |
55497cff |
263 | # define malloc Mymalloc |
264 | # define calloc Mycalloc |
4633a7c4 |
265 | # define realloc Myremalloc |
55497cff |
266 | # define free Myfree |
267 | # endif |
268 | # ifdef EMBEDMYMALLOC |
269 | # define malloc Perl_malloc |
270 | # define calloc Perl_calloc |
271 | # define realloc Perl_realloc |
272 | # define free Perl_free |
4633a7c4 |
273 | # endif |
55497cff |
274 | |
275 | # undef safemalloc |
276 | # undef safecalloc |
277 | # undef saferealloc |
278 | # undef safefree |
279 | # define safemalloc malloc |
280 | # define safecalloc calloc |
4633a7c4 |
281 | # define saferealloc realloc |
55497cff |
282 | # define safefree free |
283 | |
284 | #endif /* MYMALLOC */ |
4633a7c4 |
285 | |
a0d0e21e |
286 | #define MEM_SIZE Size_t |
287 | |
ff68c719 |
288 | #if defined(STANDARD_C) && defined(I_STDDEF) |
289 | # include <stddef.h> |
71be2cbc |
290 | # define STRUCT_OFFSET(s,m) offsetof(s,m) |
ff68c719 |
291 | #else |
71be2cbc |
292 | # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m)) |
ff68c719 |
293 | #endif |
294 | |
a0d0e21e |
295 | #if defined(I_STRING) || defined(__cplusplus) |
296 | # include <string.h> |
297 | #else |
298 | # include <strings.h> |
299 | #endif |
300 | |
301 | #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr) |
302 | #define strchr index |
303 | #define strrchr rindex |
304 | #endif |
305 | |
16d20bd9 |
306 | #ifdef I_MEMORY |
307 | # include <memory.h> |
308 | #endif |
309 | |
fe14fcc3 |
310 | #ifdef HAS_MEMCPY |
85e6fe83 |
311 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
fe14fcc3 |
312 | # ifndef memcpy |
a0d0e21e |
313 | extern char * memcpy _((char*, char*, int)); |
ee0007ab |
314 | # endif |
315 | # endif |
316 | #else |
317 | # ifndef memcpy |
318 | # ifdef HAS_BCOPY |
319 | # define memcpy(d,s,l) bcopy(s,d,l) |
320 | # else |
321 | # define memcpy(d,s,l) my_bcopy(s,d,l) |
322 | # endif |
323 | # endif |
324 | #endif /* HAS_MEMCPY */ |
fe14fcc3 |
325 | |
ee0007ab |
326 | #ifdef HAS_MEMSET |
85e6fe83 |
327 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab |
328 | # ifndef memset |
a0d0e21e |
329 | extern char *memset _((char*, int, int)); |
ee0007ab |
330 | # endif |
331 | # endif |
ee0007ab |
332 | #else |
fc36a67e |
333 | # define memset(d,c,l) my_memset(d,c,l) |
ee0007ab |
334 | #endif /* HAS_MEMSET */ |
335 | |
85e6fe83 |
336 | #if !defined(HAS_MEMMOVE) && !defined(memmove) |
2304df62 |
337 | # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY) |
79072805 |
338 | # define memmove(d,s,l) bcopy(s,d,l) |
339 | # else |
2304df62 |
340 | # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY) |
79072805 |
341 | # define memmove(d,s,l) memcpy(d,s,l) |
ee0007ab |
342 | # else |
79072805 |
343 | # define memmove(d,s,l) my_bcopy(s,d,l) |
ee0007ab |
344 | # endif |
352d5a3a |
345 | # endif |
d9d8d8de |
346 | #endif |
ee0007ab |
347 | |
36477c24 |
348 | #if defined(mips) && defined(ultrix) && !defined(__STDC__) |
349 | # undef HAS_MEMCMP |
350 | #endif |
351 | |
352 | #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP) |
85e6fe83 |
353 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab |
354 | # ifndef memcmp |
a0d0e21e |
355 | extern int memcmp _((char*, char*, int)); |
ee0007ab |
356 | # endif |
357 | # endif |
36477c24 |
358 | # ifdef BUGGY_MSC |
359 | # pragma function(memcmp) |
360 | # endif |
ee0007ab |
361 | #else |
362 | # ifndef memcmp |
ecfc5424 |
363 | # define memcmp my_memcmp |
352d5a3a |
364 | # endif |
36477c24 |
365 | #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */ |
8d063cd8 |
366 | |
fc36a67e |
367 | #ifndef memzero |
c635e13b |
368 | # ifdef HAS_MEMSET |
369 | # define memzero(d,l) memset(d,0,l) |
79072805 |
370 | # else |
c635e13b |
371 | # ifdef HAS_BZERO |
372 | # define memzero(d,l) bzero(d,l) |
79072805 |
373 | # else |
fc36a67e |
374 | # define memzero(d,l) my_bzero(d,l) |
79072805 |
375 | # endif |
376 | # endif |
d9d8d8de |
377 | #endif |
378cc40b |
378 | |
36477c24 |
379 | #ifndef HAS_BCMP |
380 | # ifndef bcmp |
381 | # define bcmp(s1,s2,l) memcmp(s1,s2,l) |
79072805 |
382 | # endif |
36477c24 |
383 | #endif /* !HAS_BCMP */ |
378cc40b |
384 | |
ae986130 |
385 | #ifdef I_NETINET_IN |
79072805 |
386 | # include <netinet/in.h> |
ae986130 |
387 | #endif |
388 | |
84902520 |
389 | #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO) |
390 | /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND |
391 | * (the neo-BSD seem to do this). */ |
392 | # undef SF_APPEND |
393 | #endif |
394 | |
1aef975c |
395 | #ifdef I_SYS_STAT |
84902520 |
396 | # include <sys/stat.h> |
1aef975c |
397 | #endif |
79072805 |
398 | |
a0d0e21e |
399 | /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives |
400 | like UTekV) are broken, sometimes giving false positives. Undefine |
401 | them here and let the code below set them to proper values. |
402 | |
403 | The ghs macro stands for GreenHills Software C-1.8.5 which |
404 | is the C compiler for sysV88 and the various derivatives. |
405 | This header file bug is corrected in gcc-2.5.8 and later versions. |
406 | --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */ |
407 | |
408 | #if defined(uts) || (defined(m88k) && defined(ghs)) |
79072805 |
409 | # undef S_ISDIR |
410 | # undef S_ISCHR |
411 | # undef S_ISBLK |
412 | # undef S_ISREG |
413 | # undef S_ISFIFO |
414 | # undef S_ISLNK |
ee0007ab |
415 | #endif |
135863df |
416 | |
663a0e37 |
417 | #ifdef I_TIME |
418 | # include <time.h> |
ffed7fef |
419 | #endif |
663a0e37 |
420 | |
fe14fcc3 |
421 | #ifdef I_SYS_TIME |
85e6fe83 |
422 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 |
423 | # define KERNEL |
424 | # endif |
425 | # include <sys/time.h> |
85e6fe83 |
426 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 |
427 | # undef KERNEL |
428 | # endif |
a687059c |
429 | #endif |
135863df |
430 | |
55497cff |
431 | #if defined(HAS_TIMES) && defined(I_SYS_TIMES) |
85e6fe83 |
432 | # include <sys/times.h> |
d9d8d8de |
433 | #endif |
8d063cd8 |
434 | |
fe14fcc3 |
435 | #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR)) |
79072805 |
436 | # undef HAS_STRERROR |
663a0e37 |
437 | #endif |
438 | |
a0d0e21e |
439 | #ifndef HAS_MKFIFO |
440 | # ifndef mkfifo |
441 | # define mkfifo(path, mode) (mknod((path), (mode) | S_IFIFO, 0)) |
442 | # endif |
443 | #endif /* !HAS_MKFIFO */ |
444 | |
663a0e37 |
445 | #include <errno.h> |
ed6116ce |
446 | #ifdef HAS_SOCKET |
85e6fe83 |
447 | # ifdef I_NET_ERRNO |
ed6116ce |
448 | # include <net/errno.h> |
449 | # endif |
450 | #endif |
f86702cc |
451 | |
452 | #ifdef VMS |
453 | # define SETERRNO(errcode,vmserrcode) \ |
454 | STMT_START { \ |
455 | set_errno(errcode); \ |
456 | set_vaxc_errno(vmserrcode); \ |
457 | } STMT_END |
748a9306 |
458 | #else |
f86702cc |
459 | # define SETERRNO(errcode,vmserrcode) errno = (errcode) |
748a9306 |
460 | #endif |
ed6116ce |
461 | |
38a03e6e |
462 | #ifdef USE_THREADS |
463 | # define ERRSV (thr->errsv) |
464 | # define ERRHV (thr->errhv) |
54b9620d |
465 | # define DEFSV *av_fetch(thr->threadsv, find_threadsv("_"), FALSE) |
466 | # define SAVE_DEFSV save_threadsv(find_threadsv("_")) |
38a03e6e |
467 | #else |
468 | # define ERRSV GvSV(errgv) |
469 | # define ERRHV GvHV(errgv) |
54b9620d |
470 | # define DEFSV GvSV(defgv) |
471 | # define SAVE_DEFSV SAVESPTR(GvSV(defgv)) |
38a03e6e |
472 | #endif /* USE_THREADS */ |
473 | |
55497cff |
474 | #ifndef errno |
79072805 |
475 | extern int errno; /* ANSI allows errno to be an lvalue expr */ |
d9d8d8de |
476 | #endif |
663a0e37 |
477 | |
2304df62 |
478 | #ifdef HAS_STRERROR |
a0d0e21e |
479 | # ifdef VMS |
480 | char *strerror _((int,...)); |
481 | # else |
68dc0745 |
482 | #ifndef DONT_DECLARE_STD |
a0d0e21e |
483 | char *strerror _((int)); |
68dc0745 |
484 | #endif |
a0d0e21e |
485 | # endif |
2304df62 |
486 | # ifndef Strerror |
487 | # define Strerror strerror |
488 | # endif |
489 | #else |
490 | # ifdef HAS_SYS_ERRLIST |
79072805 |
491 | extern int sys_nerr; |
492 | extern char *sys_errlist[]; |
2304df62 |
493 | # ifndef Strerror |
494 | # define Strerror(e) \ |
79072805 |
495 | ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e]) |
2304df62 |
496 | # endif |
79072805 |
497 | # endif |
35c8bce7 |
498 | #endif |
663a0e37 |
499 | |
2304df62 |
500 | #ifdef I_SYS_IOCTL |
79072805 |
501 | # ifndef _IOCTL_ |
502 | # include <sys/ioctl.h> |
503 | # endif |
a687059c |
504 | #endif |
505 | |
ee0007ab |
506 | #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000) |
79072805 |
507 | # ifdef HAS_SOCKETPAIR |
508 | # undef HAS_SOCKETPAIR |
509 | # endif |
2304df62 |
510 | # ifdef I_NDBM |
511 | # undef I_NDBM |
79072805 |
512 | # endif |
a687059c |
513 | #endif |
514 | |
a687059c |
515 | #if INTSIZE == 2 |
79072805 |
516 | # define htoni htons |
517 | # define ntohi ntohs |
a687059c |
518 | #else |
79072805 |
519 | # define htoni htonl |
520 | # define ntohi ntohl |
a687059c |
521 | #endif |
522 | |
a0d0e21e |
523 | /* Configure already sets Direntry_t */ |
35c8bce7 |
524 | #if defined(I_DIRENT) |
663a0e37 |
525 | # include <dirent.h> |
a0d0e21e |
526 | # if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ |
527 | # include <sys/dir.h> |
528 | # endif |
ae986130 |
529 | #else |
fe14fcc3 |
530 | # ifdef I_SYS_NDIR |
79a0689e |
531 | # include <sys/ndir.h> |
663a0e37 |
532 | # else |
fe14fcc3 |
533 | # ifdef I_SYS_DIR |
79a0689e |
534 | # ifdef hp9000s500 |
535 | # include <ndir.h> /* may be wrong in the future */ |
536 | # else |
537 | # include <sys/dir.h> |
538 | # endif |
663a0e37 |
539 | # endif |
540 | # endif |
4633a7c4 |
541 | #endif |
a687059c |
542 | |
352d5a3a |
543 | #ifdef FPUTS_BOTCH |
544 | /* work around botch in SunOS 4.0.1 and 4.0.2 */ |
545 | # ifndef fputs |
79072805 |
546 | # define fputs(sv,fp) fprintf(fp,"%s",sv) |
352d5a3a |
547 | # endif |
548 | #endif |
549 | |
c623bd54 |
550 | /* |
551 | * The following gobbledygook brought to you on behalf of __STDC__. |
552 | * (I could just use #ifndef __STDC__, but this is more bulletproof |
553 | * in the face of half-implementations.) |
554 | */ |
555 | |
556 | #ifndef S_IFMT |
557 | # ifdef _S_IFMT |
558 | # define S_IFMT _S_IFMT |
559 | # else |
560 | # define S_IFMT 0170000 |
561 | # endif |
562 | #endif |
563 | |
564 | #ifndef S_ISDIR |
565 | # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR) |
566 | #endif |
567 | |
568 | #ifndef S_ISCHR |
569 | # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR) |
570 | #endif |
571 | |
572 | #ifndef S_ISBLK |
fe14fcc3 |
573 | # ifdef S_IFBLK |
574 | # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK) |
575 | # else |
576 | # define S_ISBLK(m) (0) |
577 | # endif |
c623bd54 |
578 | #endif |
579 | |
580 | #ifndef S_ISREG |
581 | # define S_ISREG(m) ((m & S_IFMT) == S_IFREG) |
582 | #endif |
583 | |
584 | #ifndef S_ISFIFO |
fe14fcc3 |
585 | # ifdef S_IFIFO |
586 | # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) |
587 | # else |
588 | # define S_ISFIFO(m) (0) |
589 | # endif |
c623bd54 |
590 | #endif |
591 | |
592 | #ifndef S_ISLNK |
593 | # ifdef _S_ISLNK |
594 | # define S_ISLNK(m) _S_ISLNK(m) |
595 | # else |
596 | # ifdef _S_IFLNK |
597 | # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK) |
598 | # else |
599 | # ifdef S_IFLNK |
600 | # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK) |
601 | # else |
602 | # define S_ISLNK(m) (0) |
603 | # endif |
604 | # endif |
605 | # endif |
606 | #endif |
607 | |
608 | #ifndef S_ISSOCK |
609 | # ifdef _S_ISSOCK |
610 | # define S_ISSOCK(m) _S_ISSOCK(m) |
611 | # else |
612 | # ifdef _S_IFSOCK |
613 | # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK) |
614 | # else |
615 | # ifdef S_IFSOCK |
616 | # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK) |
617 | # else |
618 | # define S_ISSOCK(m) (0) |
619 | # endif |
620 | # endif |
621 | # endif |
622 | #endif |
623 | |
624 | #ifndef S_IRUSR |
625 | # ifdef S_IREAD |
626 | # define S_IRUSR S_IREAD |
627 | # define S_IWUSR S_IWRITE |
628 | # define S_IXUSR S_IEXEC |
629 | # else |
630 | # define S_IRUSR 0400 |
631 | # define S_IWUSR 0200 |
632 | # define S_IXUSR 0100 |
633 | # endif |
634 | # define S_IRGRP (S_IRUSR>>3) |
635 | # define S_IWGRP (S_IWUSR>>3) |
636 | # define S_IXGRP (S_IXUSR>>3) |
637 | # define S_IROTH (S_IRUSR>>6) |
638 | # define S_IWOTH (S_IWUSR>>6) |
639 | # define S_IXOTH (S_IXUSR>>6) |
640 | #endif |
641 | |
642 | #ifndef S_ISUID |
643 | # define S_ISUID 04000 |
644 | #endif |
645 | |
646 | #ifndef S_ISGID |
647 | # define S_ISGID 02000 |
648 | #endif |
649 | |
79072805 |
650 | #ifdef ff_next |
651 | # undef ff_next |
352d5a3a |
652 | #endif |
653 | |
a0d0e21e |
654 | #if defined(cray) || defined(gould) || defined(i860) || defined(pyr) |
45d8adaa |
655 | # define SLOPPYDIVIDE |
656 | #endif |
657 | |
748a9306 |
658 | #ifdef UV |
659 | #undef UV |
660 | #endif |
661 | |
27d4fb96 |
662 | /* XXX QUAD stuff is not currently supported on most systems. |
663 | Specifically, perl internals don't support long long. Among |
664 | the many problems is that some compilers support long long, |
665 | but the underlying library functions (such as sprintf) don't. |
666 | Some things do work (such as quad pack/unpack on convex); |
667 | also some systems use long long for the fpos_t typedef. That |
668 | seems to work too. |
669 | |
670 | The IV type is supposed to be long enough to hold any integral |
671 | value or a pointer. |
672 | --Andy Dougherty August 1996 |
673 | */ |
674 | |
f86702cc |
675 | #ifdef cray |
676 | # define Quad_t int |
677 | #else |
678 | # ifdef convex |
679 | # define Quad_t long long |
45d8adaa |
680 | # else |
ff0cee69 |
681 | # if BYTEORDER > 0xFFFF |
ecfc5424 |
682 | # define Quad_t long |
45d8adaa |
683 | # endif |
684 | # endif |
f86702cc |
685 | #endif |
686 | |
687 | #ifdef Quad_t |
688 | # define HAS_QUAD |
748a9306 |
689 | typedef Quad_t IV; |
690 | typedef unsigned Quad_t UV; |
27d4fb96 |
691 | # define IV_MAX PERL_QUAD_MAX |
692 | # define IV_MIN PERL_QUAD_MIN |
693 | # define UV_MAX PERL_UQUAD_MAX |
694 | # define UV_MIN PERL_UQUAD_MIN |
79072805 |
695 | #else |
748a9306 |
696 | typedef long IV; |
697 | typedef unsigned long UV; |
27d4fb96 |
698 | # define IV_MAX PERL_LONG_MAX |
699 | # define IV_MIN PERL_LONG_MIN |
700 | # define UV_MAX PERL_ULONG_MAX |
701 | # define UV_MIN PERL_ULONG_MIN |
79072805 |
702 | #endif |
703 | |
760ac839 |
704 | /* Previously these definitions used hardcoded figures. |
705 | * It is hoped these formula are more portable, although |
706 | * no data one way or another is presently known to me. |
707 | * The "PERL_" names are used because these calculated constants |
708 | * do not meet the ANSI requirements for LONG_MAX, etc., which |
709 | * need to be constants acceptable to #if - kja |
710 | * define PERL_LONG_MAX 2147483647L |
711 | * define PERL_LONG_MIN (-LONG_MAX - 1) |
712 | * define PERL ULONG_MAX 4294967295L |
713 | */ |
714 | |
715 | #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */ |
716 | # include <limits.h> |
717 | #else |
718 | #ifdef I_VALUES |
719 | # include <values.h> |
720 | #endif |
721 | #endif |
722 | |
99abf803 |
723 | /* |
724 | * Try to figure out max and min values for the integral types. THE CORRECT |
725 | * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The |
726 | * following hacks are used if neither limits.h or values.h provide them: |
727 | * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0 |
728 | * for types < int: (unsigned TYPE)~(unsigned)0 |
729 | * The argument to ~ must be unsigned so that later signed->unsigned |
730 | * conversion can't modify the value's bit pattern (e.g. -0 -> +0), |
731 | * and it must not be smaller than int because ~ does integral promotion. |
732 | * <type>_MAX: (<type>) (U<type>_MAX >> 1) |
733 | * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>. |
734 | * The latter is a hack which happens to work on some machines but |
735 | * does *not* catch any random system, or things like integer types |
736 | * with NaN if that is possible. |
737 | * |
738 | * All of the types are explicitly cast to prevent accidental loss of |
739 | * numeric range, and in the hope that they will be less likely to confuse |
740 | * over-eager optimizers. |
741 | * |
742 | */ |
27d4fb96 |
743 | |
99abf803 |
744 | #define PERL_UCHAR_MIN ((unsigned char)0) |
745 | |
746 | #ifdef UCHAR_MAX |
747 | # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX) |
27d4fb96 |
748 | #else |
99abf803 |
749 | # ifdef MAXUCHAR |
750 | # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR) |
27d4fb96 |
751 | # else |
99abf803 |
752 | # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0) |
27d4fb96 |
753 | # endif |
754 | #endif |
99abf803 |
755 | |
756 | /* |
757 | * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be |
758 | * ambiguous. It may be equivalent to (signed char) or (unsigned char) |
759 | * depending on local options. Until Configure detects this (or at least |
760 | * detects whether the "signed" keyword is available) the CHAR ranges |
761 | * will not be included. UCHAR functions normally. |
762 | * - kja |
763 | */ |
27d4fb96 |
764 | |
99abf803 |
765 | #define PERL_USHORT_MIN ((unsigned short)0) |
766 | |
767 | #ifdef USHORT_MAX |
768 | # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX) |
27d4fb96 |
769 | #else |
99abf803 |
770 | # ifdef MAXUSHORT |
771 | # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT) |
27d4fb96 |
772 | # else |
99abf803 |
773 | # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0) |
27d4fb96 |
774 | # endif |
775 | #endif |
776 | |
27d4fb96 |
777 | #ifdef SHORT_MAX |
99abf803 |
778 | # define PERL_SHORT_MAX ((short)SHORT_MAX) |
27d4fb96 |
779 | #else |
780 | # ifdef MAXSHORT /* Often used in <values.h> */ |
99abf803 |
781 | # define PERL_SHORT_MAX ((short)MAXSHORT) |
27d4fb96 |
782 | # else |
99abf803 |
783 | # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1)) |
27d4fb96 |
784 | # endif |
785 | #endif |
786 | |
787 | #ifdef SHORT_MIN |
99abf803 |
788 | # define PERL_SHORT_MIN ((short)SHORT_MIN) |
27d4fb96 |
789 | #else |
790 | # ifdef MINSHORT |
99abf803 |
791 | # define PERL_SHORT_MIN ((short)MINSHORT) |
27d4fb96 |
792 | # else |
793 | # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3)) |
794 | # endif |
795 | #endif |
796 | |
99abf803 |
797 | #ifdef UINT_MAX |
798 | # define PERL_UINT_MAX ((unsigned int)UINT_MAX) |
27d4fb96 |
799 | #else |
99abf803 |
800 | # ifdef MAXUINT |
801 | # define PERL_UINT_MAX ((unsigned int)MAXUINT) |
27d4fb96 |
802 | # else |
99abf803 |
803 | # define PERL_UINT_MAX (~(unsigned int)0) |
27d4fb96 |
804 | # endif |
805 | #endif |
806 | |
99abf803 |
807 | #define PERL_UINT_MIN ((unsigned int)0) |
27d4fb96 |
808 | |
809 | #ifdef INT_MAX |
99abf803 |
810 | # define PERL_INT_MAX ((int)INT_MAX) |
27d4fb96 |
811 | #else |
812 | # ifdef MAXINT /* Often used in <values.h> */ |
99abf803 |
813 | # define PERL_INT_MAX ((int)MAXINT) |
27d4fb96 |
814 | # else |
99abf803 |
815 | # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1)) |
27d4fb96 |
816 | # endif |
817 | #endif |
818 | |
819 | #ifdef INT_MIN |
99abf803 |
820 | # define PERL_INT_MIN ((int)INT_MIN) |
27d4fb96 |
821 | #else |
822 | # ifdef MININT |
99abf803 |
823 | # define PERL_INT_MIN ((int)MININT) |
27d4fb96 |
824 | # else |
825 | # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3)) |
826 | # endif |
827 | #endif |
828 | |
99abf803 |
829 | #ifdef ULONG_MAX |
830 | # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX) |
27d4fb96 |
831 | #else |
99abf803 |
832 | # ifdef MAXULONG |
833 | # define PERL_ULONG_MAX ((unsigned long)MAXULONG) |
27d4fb96 |
834 | # else |
99abf803 |
835 | # define PERL_ULONG_MAX (~(unsigned long)0) |
27d4fb96 |
836 | # endif |
837 | #endif |
838 | |
99abf803 |
839 | #define PERL_ULONG_MIN ((unsigned long)0L) |
27d4fb96 |
840 | |
760ac839 |
841 | #ifdef LONG_MAX |
99abf803 |
842 | # define PERL_LONG_MAX ((long)LONG_MAX) |
760ac839 |
843 | #else |
844 | # ifdef MAXLONG /* Often used in <values.h> */ |
99abf803 |
845 | # define PERL_LONG_MAX ((long)MAXLONG) |
760ac839 |
846 | # else |
99abf803 |
847 | # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1)) |
760ac839 |
848 | # endif |
849 | #endif |
850 | |
851 | #ifdef LONG_MIN |
99abf803 |
852 | # define PERL_LONG_MIN ((long)LONG_MIN) |
760ac839 |
853 | #else |
854 | # ifdef MINLONG |
99abf803 |
855 | # define PERL_LONG_MIN ((long)MINLONG) |
760ac839 |
856 | # else |
27d4fb96 |
857 | # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3)) |
760ac839 |
858 | # endif |
859 | #endif |
860 | |
99abf803 |
861 | #ifdef HAS_QUAD |
862 | |
863 | # ifdef UQUAD_MAX |
864 | # define PERL_UQUAD_MAX ((UV)UQUAD_MAX) |
760ac839 |
865 | # else |
99abf803 |
866 | # define PERL_UQUAD_MAX (~(UV)0) |
760ac839 |
867 | # endif |
760ac839 |
868 | |
99abf803 |
869 | # define PERL_UQUAD_MIN ((UV)0) |
27d4fb96 |
870 | |
27d4fb96 |
871 | # ifdef QUAD_MAX |
99abf803 |
872 | # define PERL_QUAD_MAX ((IV)QUAD_MAX) |
27d4fb96 |
873 | # else |
99abf803 |
874 | # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1)) |
27d4fb96 |
875 | # endif |
876 | |
877 | # ifdef QUAD_MIN |
99abf803 |
878 | # define PERL_QUAD_MIN ((IV)QUAD_MIN) |
27d4fb96 |
879 | # else |
a6e633de |
880 | # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3)) |
27d4fb96 |
881 | # endif |
882 | |
79072805 |
883 | #endif |
884 | |
ee0007ab |
885 | typedef MEM_SIZE STRLEN; |
450a55e4 |
886 | |
79072805 |
887 | typedef struct op OP; |
888 | typedef struct cop COP; |
889 | typedef struct unop UNOP; |
890 | typedef struct binop BINOP; |
891 | typedef struct listop LISTOP; |
892 | typedef struct logop LOGOP; |
893 | typedef struct condop CONDOP; |
894 | typedef struct pmop PMOP; |
895 | typedef struct svop SVOP; |
896 | typedef struct gvop GVOP; |
897 | typedef struct pvop PVOP; |
79072805 |
898 | typedef struct loop LOOP; |
899 | |
900 | typedef struct Outrec Outrec; |
93a17b20 |
901 | typedef struct interpreter PerlInterpreter; |
3e3baf6d |
902 | #ifndef __BORLANDC__ |
903 | typedef struct ff FF; /* XXX not defined anywhere, should go? */ |
904 | #endif |
79072805 |
905 | typedef struct sv SV; |
906 | typedef struct av AV; |
907 | typedef struct hv HV; |
908 | typedef struct cv CV; |
378cc40b |
909 | typedef struct regexp REGEXP; |
79072805 |
910 | typedef struct gp GP; |
0c30d9ec |
911 | typedef struct gv GV; |
8990e307 |
912 | typedef struct io IO; |
c09156bb |
913 | typedef struct context PERL_CONTEXT; |
79072805 |
914 | typedef struct block BLOCK; |
915 | |
916 | typedef struct magic MAGIC; |
ed6116ce |
917 | typedef struct xrv XRV; |
79072805 |
918 | typedef struct xpv XPV; |
919 | typedef struct xpviv XPVIV; |
ff68c719 |
920 | typedef struct xpvuv XPVUV; |
79072805 |
921 | typedef struct xpvnv XPVNV; |
922 | typedef struct xpvmg XPVMG; |
923 | typedef struct xpvlv XPVLV; |
924 | typedef struct xpvav XPVAV; |
925 | typedef struct xpvhv XPVHV; |
926 | typedef struct xpvgv XPVGV; |
927 | typedef struct xpvcv XPVCV; |
928 | typedef struct xpvbm XPVBM; |
929 | typedef struct xpvfm XPVFM; |
8990e307 |
930 | typedef struct xpvio XPVIO; |
79072805 |
931 | typedef struct mgvtbl MGVTBL; |
932 | typedef union any ANY; |
8d063cd8 |
933 | |
378cc40b |
934 | #include "handy.h" |
a0d0e21e |
935 | |
16d20bd9 |
936 | typedef I32 (*filter_t) _((int, SV *, int)); |
937 | #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len) |
938 | #define FILTER_DATA(idx) (AvARRAY(rsfp_filters)[idx]) |
939 | #define FILTER_ISREADER(idx) (idx >= AvFILL(rsfp_filters)) |
940 | |
748a9306 |
941 | #ifdef DOSISH |
4633a7c4 |
942 | # if defined(OS2) |
943 | # include "os2ish.h" |
944 | # else |
748a9306 |
945 | # include "dosish.h" |
4633a7c4 |
946 | # endif |
a0d0e21e |
947 | #else |
748a9306 |
948 | # if defined(VMS) |
949 | # include "vmsish.h" |
950 | # else |
0c30d9ec |
951 | # if defined(PLAN9) |
952 | # include "./plan9/plan9ish.h" |
953 | # else |
954 | # include "unixish.h" |
955 | # endif |
748a9306 |
956 | # endif |
32f822de |
957 | #endif |
958 | |
959 | /* |
960 | * USE_THREADS needs to be after unixish.h as <pthread.h> includes <sys/signal.h> |
961 | * which defines NSIG - which will stop inclusion of <signal.h> |
962 | * this results in many functions being undeclared which bothers C++ |
963 | * May make sense to have threads after "*ish.h" anyway |
964 | */ |
965 | |
966 | #ifdef USE_THREADS |
967 | # ifdef FAKE_THREADS |
968 | # include "fakethr.h" |
969 | # else |
970 | # ifdef WIN32 |
971 | # include <win32thread.h> |
972 | # else |
973 | # include <pthread.h> |
974 | typedef pthread_mutex_t perl_mutex; |
975 | typedef pthread_cond_t perl_cond; |
976 | typedef pthread_key_t perl_key; |
977 | # endif /* WIN32 */ |
978 | # endif /* FAKE_THREADS */ |
979 | #endif /* USE_THREADS */ |
980 | |
981 | |
3fc1aec6 |
982 | |
68dc0745 |
983 | #ifdef VMS |
984 | # define STATUS_NATIVE statusvalue_vms |
985 | # define STATUS_NATIVE_EXPORT \ |
986 | ((I32)statusvalue_vms == -1 ? 44 : statusvalue_vms) |
987 | # define STATUS_NATIVE_SET(n) \ |
988 | STMT_START { \ |
989 | statusvalue_vms = (n); \ |
990 | if ((I32)statusvalue_vms == -1) \ |
991 | statusvalue = -1; \ |
992 | else if (statusvalue_vms & STS$M_SUCCESS) \ |
993 | statusvalue = 0; \ |
994 | else if ((statusvalue_vms & STS$M_SEVERITY) == 0) \ |
995 | statusvalue = 1 << 8; \ |
996 | else \ |
997 | statusvalue = (statusvalue_vms & STS$M_SEVERITY) << 8; \ |
998 | } STMT_END |
999 | # define STATUS_POSIX statusvalue |
1000 | # ifdef VMSISH_STATUS |
1001 | # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX) |
1002 | # else |
1003 | # define STATUS_CURRENT STATUS_POSIX |
1004 | # endif |
1005 | # define STATUS_POSIX_SET(n) \ |
1006 | STMT_START { \ |
1007 | statusvalue = (n); \ |
1008 | if (statusvalue != -1) { \ |
1009 | statusvalue &= 0xFFFF; \ |
1010 | statusvalue_vms = statusvalue ? 44 : 1; \ |
1011 | } \ |
1012 | else statusvalue_vms = -1; \ |
1013 | } STMT_END |
1014 | # define STATUS_ALL_SUCCESS (statusvalue = 0, statusvalue_vms = 1) |
1015 | # define STATUS_ALL_FAILURE (statusvalue = 1, statusvalue_vms = 44) |
1016 | #else |
1017 | # define STATUS_NATIVE STATUS_POSIX |
1018 | # define STATUS_NATIVE_EXPORT STATUS_POSIX |
1019 | # define STATUS_NATIVE_SET STATUS_POSIX_SET |
1020 | # define STATUS_POSIX statusvalue |
1021 | # define STATUS_POSIX_SET(n) \ |
1022 | STMT_START { \ |
1023 | statusvalue = (n); \ |
1024 | if (statusvalue != -1) \ |
1025 | statusvalue &= 0xFFFF; \ |
1026 | } STMT_END |
1027 | # define STATUS_CURRENT STATUS_POSIX |
1028 | # define STATUS_ALL_SUCCESS (statusvalue = 0) |
1029 | # define STATUS_ALL_FAILURE (statusvalue = 1) |
1030 | #endif |
1031 | |
3fc1aec6 |
1032 | /* Some unistd.h's give a prototype for pause() even though |
1033 | HAS_PAUSE ends up undefined. This causes the #define |
1034 | below to be rejected by the compmiler. Sigh. |
1035 | */ |
1036 | #ifdef HAS_PAUSE |
1037 | #define Pause pause |
1038 | #else |
1039 | #define Pause() sleep((32767<<16)+32767) |
748a9306 |
1040 | #endif |
1041 | |
1042 | #ifndef IOCPARM_LEN |
1043 | # ifdef IOCPARM_MASK |
1044 | /* on BSDish systes we're safe */ |
1045 | # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) |
1046 | # else |
1047 | /* otherwise guess at what's safe */ |
1048 | # define IOCPARM_LEN(x) 256 |
1049 | # endif |
a0d0e21e |
1050 | #endif |
1051 | |
79072805 |
1052 | union any { |
1053 | void* any_ptr; |
1054 | I32 any_i32; |
a0d0e21e |
1055 | IV any_iv; |
85e6fe83 |
1056 | long any_long; |
a0d0e21e |
1057 | void (*any_dptr) _((void*)); |
79072805 |
1058 | }; |
1059 | |
11343788 |
1060 | #ifdef USE_THREADS |
32f822de |
1061 | #define ARGSproto struct thread *thr |
11343788 |
1062 | #else |
1063 | #define ARGSproto void |
1064 | #endif /* USE_THREADS */ |
1065 | |
5aabfad6 |
1066 | /* Work around some cygwin32 problems with importing global symbols */ |
1067 | #if defined(CYGWIN32) && defined(DLLIMPORT) |
1068 | # include "cw32imp.h" |
1069 | #endif |
1070 | |
378cc40b |
1071 | #include "regexp.h" |
79072805 |
1072 | #include "sv.h" |
378cc40b |
1073 | #include "util.h" |
8d063cd8 |
1074 | #include "form.h" |
79072805 |
1075 | #include "gv.h" |
1076 | #include "cv.h" |
1077 | #include "opcode.h" |
1078 | #include "op.h" |
1079 | #include "cop.h" |
1080 | #include "av.h" |
1081 | #include "hv.h" |
1082 | #include "mg.h" |
1083 | #include "scope.h" |
8d063cd8 |
1084 | |
4633a7c4 |
1085 | /* work around some libPW problems */ |
1086 | #ifdef DOINIT |
1087 | EXT char Error[1]; |
1088 | #endif |
1089 | |
450a55e4 |
1090 | #if defined(iAPX286) || defined(M_I286) || defined(I80286) |
a687059c |
1091 | # define I286 |
1092 | #endif |
1093 | |
fe14fcc3 |
1094 | #if defined(htonl) && !defined(HAS_HTONL) |
1095 | #define HAS_HTONL |
ae986130 |
1096 | #endif |
fe14fcc3 |
1097 | #if defined(htons) && !defined(HAS_HTONS) |
1098 | #define HAS_HTONS |
ae986130 |
1099 | #endif |
fe14fcc3 |
1100 | #if defined(ntohl) && !defined(HAS_NTOHL) |
1101 | #define HAS_NTOHL |
ae986130 |
1102 | #endif |
fe14fcc3 |
1103 | #if defined(ntohs) && !defined(HAS_NTOHS) |
1104 | #define HAS_NTOHS |
ae986130 |
1105 | #endif |
fe14fcc3 |
1106 | #ifndef HAS_HTONL |
d9d8d8de |
1107 | #if (BYTEORDER & 0xffff) != 0x4321 |
fe14fcc3 |
1108 | #define HAS_HTONS |
1109 | #define HAS_HTONL |
1110 | #define HAS_NTOHS |
1111 | #define HAS_NTOHL |
a687059c |
1112 | #define MYSWAP |
1113 | #define htons my_swap |
1114 | #define htonl my_htonl |
1115 | #define ntohs my_swap |
1116 | #define ntohl my_ntohl |
1117 | #endif |
1118 | #else |
d9d8d8de |
1119 | #if (BYTEORDER & 0xffff) == 0x4321 |
fe14fcc3 |
1120 | #undef HAS_HTONS |
1121 | #undef HAS_HTONL |
1122 | #undef HAS_NTOHS |
1123 | #undef HAS_NTOHL |
a687059c |
1124 | #endif |
1125 | #endif |
1126 | |
988174c1 |
1127 | /* |
1128 | * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'. |
1129 | * -DWS |
1130 | */ |
1131 | #if BYTEORDER != 0x1234 |
1132 | # define HAS_VTOHL |
1133 | # define HAS_VTOHS |
1134 | # define HAS_HTOVL |
1135 | # define HAS_HTOVS |
1136 | # if BYTEORDER == 0x4321 |
1137 | # define vtohl(x) ((((x)&0xFF)<<24) \ |
1138 | +(((x)>>24)&0xFF) \ |
1139 | +(((x)&0x0000FF00)<<8) \ |
1140 | +(((x)&0x00FF0000)>>8) ) |
1141 | # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF)) |
1142 | # define htovl(x) vtohl(x) |
1143 | # define htovs(x) vtohs(x) |
1144 | # endif |
1145 | /* otherwise default to functions in util.c */ |
1146 | #endif |
1147 | |
0f85fab0 |
1148 | #ifdef CASTNEGFLOAT |
79072805 |
1149 | #define U_S(what) ((U16)(what)) |
0f85fab0 |
1150 | #define U_I(what) ((unsigned int)(what)) |
79072805 |
1151 | #define U_L(what) ((U32)(what)) |
0f85fab0 |
1152 | #else |
32f822de |
1153 | EXTERN_C U32 cast_ulong _((double)); |
232e078e |
1154 | #define U_S(what) ((U16)cast_ulong((double)(what))) |
1155 | #define U_I(what) ((unsigned int)cast_ulong((double)(what))) |
1156 | #define U_L(what) (cast_ulong((double)(what))) |
ee0007ab |
1157 | #endif |
1158 | |
ed6116ce |
1159 | #ifdef CASTI32 |
1160 | #define I_32(what) ((I32)(what)) |
a0d0e21e |
1161 | #define I_V(what) ((IV)(what)) |
5d94fbed |
1162 | #define U_V(what) ((UV)(what)) |
ed6116ce |
1163 | #else |
32f822de |
1164 | START_EXTERN_C |
a0d0e21e |
1165 | I32 cast_i32 _((double)); |
a0d0e21e |
1166 | IV cast_iv _((double)); |
5d94fbed |
1167 | UV cast_uv _((double)); |
32f822de |
1168 | END_EXTERN_C |
a6e633de |
1169 | #define I_32(what) (cast_i32((double)(what))) |
1170 | #define I_V(what) (cast_iv((double)(what))) |
5d94fbed |
1171 | #define U_V(what) (cast_uv((double)(what))) |
ed6116ce |
1172 | #endif |
1173 | |
79072805 |
1174 | struct Outrec { |
1175 | I32 o_lines; |
d9d8d8de |
1176 | char *o_str; |
79072805 |
1177 | U32 o_len; |
8d063cd8 |
1178 | }; |
1179 | |
352d5a3a |
1180 | #ifndef MAXSYSFD |
1181 | # define MAXSYSFD 2 |
1182 | #endif |
ee0007ab |
1183 | |
f82b3d41 |
1184 | #ifndef TMPPATH |
1185 | # define TMPPATH "/tmp/perl-eXXXXXX" |
a0d0e21e |
1186 | #endif |
79072805 |
1187 | |
1188 | #ifndef __cplusplus |
a0d0e21e |
1189 | Uid_t getuid _((void)); |
1190 | Uid_t geteuid _((void)); |
1191 | Gid_t getgid _((void)); |
1192 | Gid_t getegid _((void)); |
79072805 |
1193 | #endif |
8d063cd8 |
1194 | |
1195 | #ifdef DEBUGGING |
0c30d9ec |
1196 | #ifndef Perl_debug_log |
760ac839 |
1197 | #define Perl_debug_log PerlIO_stderr() |
0c30d9ec |
1198 | #endif |
d96024cf |
1199 | #define YYDEBUG 1 |
79072805 |
1200 | #define DEB(a) a |
1201 | #define DEBUG(a) if (debug) a |
1202 | #define DEBUG_p(a) if (debug & 1) a |
1203 | #define DEBUG_s(a) if (debug & 2) a |
1204 | #define DEBUG_l(a) if (debug & 4) a |
1205 | #define DEBUG_t(a) if (debug & 8) a |
1206 | #define DEBUG_o(a) if (debug & 16) a |
1207 | #define DEBUG_c(a) if (debug & 32) a |
1208 | #define DEBUG_P(a) if (debug & 64) a |
0c30d9ec |
1209 | #define DEBUG_m(a) if (curinterp && debug & 128) a |
79072805 |
1210 | #define DEBUG_f(a) if (debug & 256) a |
1211 | #define DEBUG_r(a) if (debug & 512) a |
1212 | #define DEBUG_x(a) if (debug & 1024) a |
1213 | #define DEBUG_u(a) if (debug & 2048) a |
1214 | #define DEBUG_L(a) if (debug & 4096) a |
1215 | #define DEBUG_H(a) if (debug & 8192) a |
1216 | #define DEBUG_X(a) if (debug & 16384) a |
8990e307 |
1217 | #define DEBUG_D(a) if (debug & 32768) a |
79072805 |
1218 | #else |
1219 | #define DEB(a) |
1220 | #define DEBUG(a) |
1221 | #define DEBUG_p(a) |
1222 | #define DEBUG_s(a) |
1223 | #define DEBUG_l(a) |
1224 | #define DEBUG_t(a) |
1225 | #define DEBUG_o(a) |
1226 | #define DEBUG_c(a) |
1227 | #define DEBUG_P(a) |
1228 | #define DEBUG_m(a) |
1229 | #define DEBUG_f(a) |
1230 | #define DEBUG_r(a) |
1231 | #define DEBUG_x(a) |
1232 | #define DEBUG_u(a) |
1233 | #define DEBUG_L(a) |
1234 | #define DEBUG_H(a) |
1235 | #define DEBUG_X(a) |
8990e307 |
1236 | #define DEBUG_D(a) |
8d063cd8 |
1237 | #endif |
fe14fcc3 |
1238 | #define YYMAXDEPTH 300 |
8d063cd8 |
1239 | |
a6e633de |
1240 | #ifndef assert /* <assert.h> might have been included somehow */ |
79072805 |
1241 | #define assert(what) DEB( { \ |
1242 | if (!(what)) { \ |
463ee0b2 |
1243 | croak("Assertion failed: file \"%s\", line %d", \ |
79072805 |
1244 | __FILE__, __LINE__); \ |
1245 | exit(1); \ |
1246 | }}) |
a6e633de |
1247 | #endif |
8d063cd8 |
1248 | |
450a55e4 |
1249 | struct ufuncs { |
a0d0e21e |
1250 | I32 (*uf_val)_((IV, SV*)); |
1251 | I32 (*uf_set)_((IV, SV*)); |
1252 | IV uf_index; |
450a55e4 |
1253 | }; |
1254 | |
fe14fcc3 |
1255 | /* Fix these up for __STDC__ */ |
68dc0745 |
1256 | #ifndef DONT_DECLARE_STD |
a0d0e21e |
1257 | char *mktemp _((char*)); |
1258 | double atof _((const char*)); |
1259 | #endif |
79072805 |
1260 | |
352d5a3a |
1261 | #ifndef STANDARD_C |
fe14fcc3 |
1262 | /* All of these are in stdlib.h or time.h for ANSI C */ |
85e6fe83 |
1263 | Time_t time(); |
8d063cd8 |
1264 | struct tm *gmtime(), *localtime(); |
93a17b20 |
1265 | char *strchr(), *strrchr(); |
378cc40b |
1266 | char *strcpy(), *strcat(); |
352d5a3a |
1267 | #endif /* ! STANDARD_C */ |
8d063cd8 |
1268 | |
79072805 |
1269 | |
1270 | #ifdef I_MATH |
1271 | # include <math.h> |
1272 | #else |
32f822de |
1273 | START_EXTERN_C |
a0d0e21e |
1274 | double exp _((double)); |
a0d0e21e |
1275 | double log _((double)); |
c635e13b |
1276 | double log10 _((double)); |
a0d0e21e |
1277 | double sqrt _((double)); |
c635e13b |
1278 | double frexp _((double,int*)); |
1279 | double ldexp _((double,int)); |
a0d0e21e |
1280 | double modf _((double,double*)); |
1281 | double sin _((double)); |
1282 | double cos _((double)); |
1283 | double atan2 _((double,double)); |
1284 | double pow _((double,double)); |
32f822de |
1285 | END_EXTERN_C |
79072805 |
1286 | #endif |
1287 | |
a0d0e21e |
1288 | #ifndef __cplusplus |
3fc1aec6 |
1289 | #ifdef __NeXT__ /* or whatever catches all NeXTs */ |
1290 | char *crypt (); /* Maybe more hosts will need the unprototyped version */ |
1291 | #else |
a0d0e21e |
1292 | char *crypt _((const char*, const char*)); |
3fc1aec6 |
1293 | #endif |
68dc0745 |
1294 | #ifndef DONT_DECLARE_STD |
1e422769 |
1295 | #ifndef getenv |
a0d0e21e |
1296 | char *getenv _((const char*)); |
1e422769 |
1297 | #endif |
a0d0e21e |
1298 | Off_t lseek _((int,Off_t,int)); |
68dc0745 |
1299 | #endif |
a0d0e21e |
1300 | char *getlogin _((void)); |
1301 | #endif |
79072805 |
1302 | |
16d20bd9 |
1303 | #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */ |
378cc40b |
1304 | #define UNLINK unlnk |
a0d0e21e |
1305 | I32 unlnk _((char*)); |
8d063cd8 |
1306 | #else |
1307 | #define UNLINK unlink |
1308 | #endif |
a687059c |
1309 | |
fe14fcc3 |
1310 | #ifndef HAS_SETREUID |
85e6fe83 |
1311 | # ifdef HAS_SETRESUID |
1312 | # define setreuid(r,e) setresuid(r,e,(Uid_t)-1) |
1313 | # define HAS_SETREUID |
1314 | # endif |
a687059c |
1315 | #endif |
fe14fcc3 |
1316 | #ifndef HAS_SETREGID |
85e6fe83 |
1317 | # ifdef HAS_SETRESGID |
1318 | # define setregid(r,e) setresgid(r,e,(Gid_t)-1) |
1319 | # define HAS_SETREGID |
1320 | # endif |
a687059c |
1321 | #endif |
ee0007ab |
1322 | |
ff68c719 |
1323 | typedef Signal_t (*Sighandler_t) _((int)); |
1324 | |
1325 | #ifdef HAS_SIGACTION |
1326 | typedef struct sigaction Sigsave_t; |
1327 | #else |
1328 | typedef Sighandler_t Sigsave_t; |
1329 | #endif |
1330 | |
ee0007ab |
1331 | #define SCAN_DEF 0 |
1332 | #define SCAN_TR 1 |
1333 | #define SCAN_REPL 2 |
79072805 |
1334 | |
1335 | #ifdef DEBUGGING |
4633a7c4 |
1336 | # ifndef register |
a0d0e21e |
1337 | # define register |
1338 | # endif |
1339 | # define PAD_SV(po) pad_sv(po) |
2ddcc7aa |
1340 | # define RUNOPS_DEFAULT runops_debug |
79072805 |
1341 | #else |
a0d0e21e |
1342 | # define PAD_SV(po) curpad[po] |
2ddcc7aa |
1343 | # define RUNOPS_DEFAULT runops_standard |
79072805 |
1344 | #endif |
1345 | |
44a0ac01 |
1346 | /* |
1347 | * These need prototyping here because <proto.h> isn't |
1348 | * included until after runops is initialised. |
1349 | */ |
1350 | |
1351 | int runops_standard _((void)); |
1352 | #ifdef DEBUGGING |
1353 | int runops_debug _((void)); |
1354 | #endif |
1355 | |
54b9620d |
1356 | #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@" |
a863c7d1 |
1357 | |
79072805 |
1358 | /****************/ |
1359 | /* Truly global */ |
1360 | /****************/ |
1361 | |
1362 | /* global state */ |
a0d0e21e |
1363 | EXT PerlInterpreter * curinterp; /* currently running interpreter */ |
11343788 |
1364 | #ifdef USE_THREADS |
0f15f207 |
1365 | EXT perl_key thr_key; /* For per-thread struct thread ptr */ |
12ca11f6 |
1366 | EXT perl_mutex sv_mutex; /* Mutex for allocating SVs in sv.c */ |
1367 | EXT perl_mutex malloc_mutex; /* Mutex for malloc */ |
1368 | EXT perl_mutex eval_mutex; /* Mutex for doeval */ |
1369 | EXT perl_cond eval_cond; /* Condition variable for doeval */ |
11343788 |
1370 | EXT struct thread * eval_owner; /* Owner thread for doeval */ |
1371 | EXT int nthreads; /* Number of threads currently */ |
33f46ff6 |
1372 | EXT perl_mutex threads_mutex; /* Mutex for nthreads and thread list */ |
12ca11f6 |
1373 | EXT perl_cond nthreads_cond; /* Condition variable for nthreads */ |
54b9620d |
1374 | EXT char * threadsv_names INIT(THREADSV_NAMES); |
0f15f207 |
1375 | #ifdef FAKE_THREADS |
1376 | EXT struct thread * thr; /* Currently executing (fake) thread */ |
1377 | #endif |
11343788 |
1378 | #endif /* USE_THREADS */ |
1379 | |
0c30d9ec |
1380 | /* VMS doesn't use environ array and NeXT has problems with crt0.o globals */ |
1381 | #if !defined(VMS) && !(defined(NeXT) && defined(__DYNAMIC__)) |
eb1cfdd6 |
1382 | #if !defined(DONT_DECLARE_STD) || (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || defined(__sgi) |
79072805 |
1383 | extern char ** environ; /* environment variables supplied via exec */ |
a0d0e21e |
1384 | #endif |
0c30d9ec |
1385 | #else |
1386 | # if defined(NeXT) && defined(__DYNAMIC__) |
1387 | |
1388 | # include <mach-o/dyld.h> |
1389 | EXT char *** environ_pointer; |
1390 | # define environ (*environ_pointer) |
1391 | # endif |
1392 | #endif /* environ processing */ |
1393 | |
79072805 |
1394 | EXT int uid; /* current real user id */ |
1395 | EXT int euid; /* current effective user id */ |
1396 | EXT int gid; /* current real group id */ |
1397 | EXT int egid; /* current effective group id */ |
1398 | EXT bool nomemok; /* let malloc context handle nomem */ |
1399 | EXT U32 an; /* malloc sequence number */ |
463ee0b2 |
1400 | EXT U32 cop_seqmax; /* statement sequence number */ |
c07a80fd |
1401 | EXT U16 op_seqmax; /* op sequence number */ |
8990e307 |
1402 | EXT U32 evalseq; /* eval sequence number */ |
463ee0b2 |
1403 | EXT U32 sub_generation; /* inc to force methods to be looked up again */ |
79072805 |
1404 | EXT char ** origenviron; |
1405 | EXT U32 origalen; |
44a8e56a |
1406 | EXT HV * pidstatus; /* pid-to-status mappings for waitpid */ |
a0d0e21e |
1407 | EXT U32 * profiledata; |
84ea024a |
1408 | EXT int maxo INIT(MAXO);/* Number of ops */ |
728e2803 |
1409 | EXT char * osname; /* operating system */ |
ff68c719 |
1410 | EXT char * sh_path INIT(SH_PATH); /* full path of shell */ |
c23142e2 |
1411 | EXT Sighandler_t sighandlerp; |
79072805 |
1412 | |
a0d0e21e |
1413 | EXT XPV* xiv_arenaroot; /* list of allocated xiv areas */ |
1414 | EXT IV ** xiv_root; /* free xiv list--shared by interpreters */ |
8990e307 |
1415 | EXT double * xnv_root; /* free xnv list--shared by interpreters */ |
1416 | EXT XRV * xrv_root; /* free xrv list--shared by interpreters */ |
1417 | EXT XPV * xpv_root; /* free xpv list--shared by interpreters */ |
4633a7c4 |
1418 | EXT HE * he_root; /* free he list--shared by interpreters */ |
c07a80fd |
1419 | EXT char * nice_chunk; /* a nice chunk of memory to reuse */ |
1420 | EXT U32 nice_chunk_size;/* how nice the chunk of memory is */ |
8990e307 |
1421 | |
79072805 |
1422 | /* Stack for currently executing thread--context switch must handle this. */ |
1423 | EXT SV ** stack_base; /* stack->array_ary */ |
1424 | EXT SV ** stack_sp; /* stack pointer now */ |
1425 | EXT SV ** stack_max; /* stack->array_ary + stack->array_max */ |
1426 | |
1427 | /* likewise for these */ |
1428 | |
462e5cf6 |
1429 | #ifdef OP_IN_REGISTER |
1430 | EXT OP * opsave; /* save current op register across longjmps */ |
1431 | #else |
1432 | EXT OP * op; /* current op--when not in a global register */ |
1433 | #endif |
2ddcc7aa |
1434 | EXT int (*runops) _((void)) INIT(RUNOPS_DEFAULT); |
79072805 |
1435 | EXT I32 * scopestack; /* blocks we've entered */ |
1436 | EXT I32 scopestack_ix; |
1437 | EXT I32 scopestack_max; |
1438 | |
1439 | EXT ANY* savestack; /* to save non-local values on */ |
1440 | EXT I32 savestack_ix; |
1441 | EXT I32 savestack_max; |
1442 | |
1443 | EXT OP ** retstack; /* returns we've pushed */ |
1444 | EXT I32 retstack_ix; |
1445 | EXT I32 retstack_max; |
1446 | |
1447 | EXT I32 * markstack; /* stackmarks we're remembering */ |
1448 | EXT I32 * markstack_ptr; /* stackmarks we're remembering */ |
1449 | EXT I32 * markstack_max; /* stackmarks we're remembering */ |
1450 | |
1451 | EXT SV ** curpad; |
1452 | |
1453 | /* temp space */ |
1454 | EXT SV * Sv; |
1455 | EXT XPV * Xpv; |
79072805 |
1456 | EXT char tokenbuf[256]; |
1457 | EXT struct stat statbuf; |
ecfc5424 |
1458 | #ifdef HAS_TIMES |
79072805 |
1459 | EXT struct tms timesbuf; |
1460 | #endif |
463ee0b2 |
1461 | EXT STRLEN na; /* for use in SvPV when length is Not Applicable */ |
79072805 |
1462 | |
1463 | /* for tmp use in stupid debuggers */ |
1464 | EXT int * di; |
1465 | EXT short * ds; |
1466 | EXT char * dc; |
1467 | |
1468 | /* handy constants */ |
71be2cbc |
1469 | EXTCONST char * Yes INIT("1"); |
1470 | EXTCONST char * No INIT(""); |
1471 | EXTCONST char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx"); |
1472 | EXTCONST char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}"); |
1473 | EXTCONST char * vert INIT("|"); |
79072805 |
1474 | |
3e3baf6d |
1475 | EXTCONST char warn_uninit[] |
a0d0e21e |
1476 | INIT("Use of uninitialized value"); |
3e3baf6d |
1477 | EXTCONST char warn_nosemi[] |
463ee0b2 |
1478 | INIT("Semicolon seems to be missing"); |
3e3baf6d |
1479 | EXTCONST char warn_reserved[] |
463ee0b2 |
1480 | INIT("Unquoted string \"%s\" may clash with future reserved word"); |
3e3baf6d |
1481 | EXTCONST char warn_nl[] |
93a17b20 |
1482 | INIT("Unsuccessful %s on filename containing newline"); |
3e3baf6d |
1483 | EXTCONST char no_wrongref[] |
a0d0e21e |
1484 | INIT("Can't use %s ref as %s ref"); |
3e3baf6d |
1485 | EXTCONST char no_symref[] |
748a9306 |
1486 | INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use"); |
3e3baf6d |
1487 | EXTCONST char no_usym[] |
8990e307 |
1488 | INIT("Can't use an undefined value as %s reference"); |
3e3baf6d |
1489 | EXTCONST char no_aelem[] |
93a17b20 |
1490 | INIT("Modification of non-creatable array value attempted, subscript %d"); |
3e3baf6d |
1491 | EXTCONST char no_helem[] |
93a17b20 |
1492 | INIT("Modification of non-creatable hash value attempted, subscript \"%s\""); |
3e3baf6d |
1493 | EXTCONST char no_modify[] |
93a17b20 |
1494 | INIT("Modification of a read-only value attempted"); |
3e3baf6d |
1495 | EXTCONST char no_mem[] |
93a17b20 |
1496 | INIT("Out of memory!\n"); |
3e3baf6d |
1497 | EXTCONST char no_security[] |
463ee0b2 |
1498 | INIT("Insecure dependency in %s%s"); |
3e3baf6d |
1499 | EXTCONST char no_sock_func[] |
93a17b20 |
1500 | INIT("Unsupported socket function \"%s\" called"); |
3e3baf6d |
1501 | EXTCONST char no_dir_func[] |
93a17b20 |
1502 | INIT("Unsupported directory function \"%s\" called"); |
3e3baf6d |
1503 | EXTCONST char no_func[] |
93a17b20 |
1504 | INIT("The %s function is unimplemented"); |
3e3baf6d |
1505 | EXTCONST char no_myglob[] |
748a9306 |
1506 | INIT("\"my\" variable %s can't be in a package"); |
93a17b20 |
1507 | |
79072805 |
1508 | EXT SV sv_undef; |
1509 | EXT SV sv_no; |
1510 | EXT SV sv_yes; |
1511 | #ifdef CSH |
1512 | EXT char * cshname INIT(CSH); |
1513 | EXT I32 cshlen; |
1514 | #endif |
1515 | |
1516 | #ifdef DOINIT |
8e07c86e |
1517 | EXT char *sig_name[] = { SIG_NAME }; |
1518 | EXT int sig_num[] = { SIG_NUM }; |
0c30d9ec |
1519 | EXT SV * psig_ptr[sizeof(sig_num)/sizeof(*sig_num)]; |
1520 | EXT SV * psig_name[sizeof(sig_num)/sizeof(*sig_num)]; |
79072805 |
1521 | #else |
1522 | EXT char *sig_name[]; |
8e07c86e |
1523 | EXT int sig_num[]; |
0c30d9ec |
1524 | EXT SV * psig_ptr[]; |
1525 | EXT SV * psig_name[]; |
79072805 |
1526 | #endif |
1527 | |
bbce6d69 |
1528 | /* fast case folding tables */ |
1529 | |
79072805 |
1530 | #ifdef DOINIT |
36477c24 |
1531 | EXTCONST unsigned char fold[] = { |
79072805 |
1532 | 0, 1, 2, 3, 4, 5, 6, 7, |
1533 | 8, 9, 10, 11, 12, 13, 14, 15, |
1534 | 16, 17, 18, 19, 20, 21, 22, 23, |
1535 | 24, 25, 26, 27, 28, 29, 30, 31, |
1536 | 32, 33, 34, 35, 36, 37, 38, 39, |
1537 | 40, 41, 42, 43, 44, 45, 46, 47, |
1538 | 48, 49, 50, 51, 52, 53, 54, 55, |
1539 | 56, 57, 58, 59, 60, 61, 62, 63, |
1540 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', |
1541 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', |
1542 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', |
1543 | 'x', 'y', 'z', 91, 92, 93, 94, 95, |
1544 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', |
1545 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', |
1546 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', |
1547 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, |
1548 | 128, 129, 130, 131, 132, 133, 134, 135, |
1549 | 136, 137, 138, 139, 140, 141, 142, 143, |
1550 | 144, 145, 146, 147, 148, 149, 150, 151, |
1551 | 152, 153, 154, 155, 156, 157, 158, 159, |
1552 | 160, 161, 162, 163, 164, 165, 166, 167, |
1553 | 168, 169, 170, 171, 172, 173, 174, 175, |
1554 | 176, 177, 178, 179, 180, 181, 182, 183, |
1555 | 184, 185, 186, 187, 188, 189, 190, 191, |
1556 | 192, 193, 194, 195, 196, 197, 198, 199, |
1557 | 200, 201, 202, 203, 204, 205, 206, 207, |
1558 | 208, 209, 210, 211, 212, 213, 214, 215, |
1559 | 216, 217, 218, 219, 220, 221, 222, 223, |
1560 | 224, 225, 226, 227, 228, 229, 230, 231, |
1561 | 232, 233, 234, 235, 236, 237, 238, 239, |
1562 | 240, 241, 242, 243, 244, 245, 246, 247, |
1563 | 248, 249, 250, 251, 252, 253, 254, 255 |
1564 | }; |
1565 | #else |
71be2cbc |
1566 | EXTCONST unsigned char fold[]; |
79072805 |
1567 | #endif |
1568 | |
1569 | #ifdef DOINIT |
bbce6d69 |
1570 | EXT unsigned char fold_locale[] = { |
79072805 |
1571 | 0, 1, 2, 3, 4, 5, 6, 7, |
1572 | 8, 9, 10, 11, 12, 13, 14, 15, |
1573 | 16, 17, 18, 19, 20, 21, 22, 23, |
1574 | 24, 25, 26, 27, 28, 29, 30, 31, |
1575 | 32, 33, 34, 35, 36, 37, 38, 39, |
1576 | 40, 41, 42, 43, 44, 45, 46, 47, |
1577 | 48, 49, 50, 51, 52, 53, 54, 55, |
1578 | 56, 57, 58, 59, 60, 61, 62, 63, |
1579 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', |
1580 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', |
1581 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', |
1582 | 'x', 'y', 'z', 91, 92, 93, 94, 95, |
1583 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', |
1584 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', |
1585 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', |
1586 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, |
1587 | 128, 129, 130, 131, 132, 133, 134, 135, |
1588 | 136, 137, 138, 139, 140, 141, 142, 143, |
1589 | 144, 145, 146, 147, 148, 149, 150, 151, |
1590 | 152, 153, 154, 155, 156, 157, 158, 159, |
1591 | 160, 161, 162, 163, 164, 165, 166, 167, |
1592 | 168, 169, 170, 171, 172, 173, 174, 175, |
1593 | 176, 177, 178, 179, 180, 181, 182, 183, |
1594 | 184, 185, 186, 187, 188, 189, 190, 191, |
1595 | 192, 193, 194, 195, 196, 197, 198, 199, |
1596 | 200, 201, 202, 203, 204, 205, 206, 207, |
1597 | 208, 209, 210, 211, 212, 213, 214, 215, |
1598 | 216, 217, 218, 219, 220, 221, 222, 223, |
1599 | 224, 225, 226, 227, 228, 229, 230, 231, |
1600 | 232, 233, 234, 235, 236, 237, 238, 239, |
1601 | 240, 241, 242, 243, 244, 245, 246, 247, |
1602 | 248, 249, 250, 251, 252, 253, 254, 255 |
1603 | }; |
1604 | #else |
bbce6d69 |
1605 | EXT unsigned char fold_locale[]; |
79072805 |
1606 | #endif |
1607 | |
1608 | #ifdef DOINIT |
71be2cbc |
1609 | EXTCONST unsigned char freq[] = { /* letter frequencies for mixed English/C */ |
79072805 |
1610 | 1, 2, 84, 151, 154, 155, 156, 157, |
1611 | 165, 246, 250, 3, 158, 7, 18, 29, |
1612 | 40, 51, 62, 73, 85, 96, 107, 118, |
1613 | 129, 140, 147, 148, 149, 150, 152, 153, |
1614 | 255, 182, 224, 205, 174, 176, 180, 217, |
1615 | 233, 232, 236, 187, 235, 228, 234, 226, |
1616 | 222, 219, 211, 195, 188, 193, 185, 184, |
1617 | 191, 183, 201, 229, 181, 220, 194, 162, |
1618 | 163, 208, 186, 202, 200, 218, 198, 179, |
1619 | 178, 214, 166, 170, 207, 199, 209, 206, |
1620 | 204, 160, 212, 216, 215, 192, 175, 173, |
1621 | 243, 172, 161, 190, 203, 189, 164, 230, |
1622 | 167, 248, 227, 244, 242, 255, 241, 231, |
1623 | 240, 253, 169, 210, 245, 237, 249, 247, |
1624 | 239, 168, 252, 251, 254, 238, 223, 221, |
1625 | 213, 225, 177, 197, 171, 196, 159, 4, |
1626 | 5, 6, 8, 9, 10, 11, 12, 13, |
1627 | 14, 15, 16, 17, 19, 20, 21, 22, |
1628 | 23, 24, 25, 26, 27, 28, 30, 31, |
1629 | 32, 33, 34, 35, 36, 37, 38, 39, |
1630 | 41, 42, 43, 44, 45, 46, 47, 48, |
1631 | 49, 50, 52, 53, 54, 55, 56, 57, |
1632 | 58, 59, 60, 61, 63, 64, 65, 66, |
1633 | 67, 68, 69, 70, 71, 72, 74, 75, |
1634 | 76, 77, 78, 79, 80, 81, 82, 83, |
1635 | 86, 87, 88, 89, 90, 91, 92, 93, |
1636 | 94, 95, 97, 98, 99, 100, 101, 102, |
1637 | 103, 104, 105, 106, 108, 109, 110, 111, |
1638 | 112, 113, 114, 115, 116, 117, 119, 120, |
1639 | 121, 122, 123, 124, 125, 126, 127, 128, |
1640 | 130, 131, 132, 133, 134, 135, 136, 137, |
1641 | 138, 139, 141, 142, 143, 144, 145, 146 |
1642 | }; |
1643 | #else |
71be2cbc |
1644 | EXTCONST unsigned char freq[]; |
79072805 |
1645 | #endif |
1646 | |
8990e307 |
1647 | #ifdef DEBUGGING |
1648 | #ifdef DOINIT |
71be2cbc |
1649 | EXTCONST char* block_type[] = { |
8990e307 |
1650 | "NULL", |
1651 | "SUB", |
1652 | "EVAL", |
1653 | "LOOP", |
1654 | "SUBST", |
1655 | "BLOCK", |
1656 | }; |
1657 | #else |
71be2cbc |
1658 | EXTCONST char* block_type[]; |
8990e307 |
1659 | #endif |
1660 | #endif |
1661 | |
79072805 |
1662 | /*****************************************************************************/ |
1663 | /* This lexer/parser stuff is currently global since yacc is hard to reenter */ |
1664 | /*****************************************************************************/ |
8990e307 |
1665 | /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */ |
79072805 |
1666 | |
a0d0e21e |
1667 | #include "perly.h" |
1668 | |
fb73857a |
1669 | #define LEX_NOTPARSING 11 /* borrowed from toke.c */ |
1670 | |
79072805 |
1671 | typedef enum { |
1672 | XOPERATOR, |
1673 | XTERM, |
79072805 |
1674 | XREF, |
8990e307 |
1675 | XSTATE, |
a0d0e21e |
1676 | XBLOCK, |
1677 | XTERMBLOCK |
79072805 |
1678 | } expectation; |
1679 | |
a0d0e21e |
1680 | EXT U32 lex_state; /* next token is determined */ |
1681 | EXT U32 lex_defer; /* state after determined token */ |
1682 | EXT expectation lex_expect; /* expect after determined token */ |
1683 | EXT I32 lex_brackets; /* bracket count */ |
1684 | EXT I32 lex_formbrack; /* bracket count at outer format level */ |
1685 | EXT I32 lex_fakebrack; /* outer bracket is mere delimiter */ |
1686 | EXT I32 lex_casemods; /* casemod count */ |
1687 | EXT I32 lex_dojoin; /* doing an array interpolation */ |
1688 | EXT I32 lex_starts; /* how many interps done on level */ |
1689 | EXT SV * lex_stuff; /* runtime pattern from m// or s/// */ |
1690 | EXT SV * lex_repl; /* runtime replacement from s/// */ |
1691 | EXT OP * lex_op; /* extra info to pass back on op */ |
1692 | EXT OP * lex_inpat; /* in pattern $) and $| are special */ |
1693 | EXT I32 lex_inwhat; /* what kind of quoting are we in */ |
1694 | EXT char * lex_brackstack; /* what kind of brackets to pop */ |
1695 | EXT char * lex_casestack; /* what kind of case mods in effect */ |
1696 | |
1697 | /* What we know when we're in LEX_KNOWNEXT state. */ |
1698 | EXT YYSTYPE nextval[5]; /* value of next token, if any */ |
1699 | EXT I32 nexttype[5]; /* type of next token */ |
1700 | EXT I32 nexttoke; |
1701 | |
760ac839 |
1702 | EXT PerlIO * VOL rsfp INIT(Nullfp); |
79072805 |
1703 | EXT SV * linestr; |
1704 | EXT char * bufptr; |
1705 | EXT char * oldbufptr; |
1706 | EXT char * oldoldbufptr; |
1707 | EXT char * bufend; |
8990e307 |
1708 | EXT expectation expect INIT(XSTATE); /* how to interpret ambiguous tokens */ |
16d20bd9 |
1709 | EXT AV * rsfp_filters; |
79072805 |
1710 | |
1711 | EXT I32 multi_start; /* 1st line of multi-line string */ |
1712 | EXT I32 multi_end; /* last line of multi-line string */ |
1713 | EXT I32 multi_open; /* delimiter of said string */ |
1714 | EXT I32 multi_close; /* delimiter of said string */ |
1715 | |
1716 | EXT GV * scrgv; |
1717 | EXT I32 error_count; /* how many errors so far, max 10 */ |
1718 | EXT I32 subline; /* line this subroutine began on */ |
1719 | EXT SV * subname; /* name of current subroutine */ |
1720 | |
748a9306 |
1721 | EXT CV * compcv; /* currently compiling subroutine */ |
93a17b20 |
1722 | EXT AV * comppad; /* storage for lexically scoped temporaries */ |
8990e307 |
1723 | EXT AV * comppad_name; /* variable names for "my" variables */ |
1724 | EXT I32 comppad_name_fill;/* last "introduced" variable offset */ |
0c30d9ec |
1725 | EXT I32 comppad_name_floor;/* start of vars in innermost block */ |
8990e307 |
1726 | EXT I32 min_intro_pending;/* start of vars to introduce */ |
1727 | EXT I32 max_intro_pending;/* end of vars to introduce */ |
79072805 |
1728 | EXT I32 padix; /* max used index in current "register" pad */ |
a0d0e21e |
1729 | EXT I32 padix_floor; /* how low may inner block reset padix */ |
748a9306 |
1730 | EXT I32 pad_reset_pending; /* reset pad on next attempted alloc */ |
79072805 |
1731 | EXT COP compiling; |
1732 | |
79072805 |
1733 | EXT I32 thisexpr; /* name id for nothing_in_common() */ |
1734 | EXT char * last_uni; /* position of last named-unary operator */ |
1735 | EXT char * last_lop; /* position of last list operator */ |
8990e307 |
1736 | EXT OPCODE last_lop_op; /* last list operator */ |
93a17b20 |
1737 | EXT bool in_my; /* we're compiling a "my" declaration */ |
c750a3ec |
1738 | EXT HV * in_my_stash; /* declared class of this "my" declaration */ |
79072805 |
1739 | #ifdef FCRYPT |
1740 | EXT I32 cryptseen; /* has fast crypt() been initialized? */ |
1741 | #endif |
1742 | |
85e6fe83 |
1743 | EXT U32 hints; /* various compilation flags */ |
1744 | |
1745 | /* Note: the lowest 8 bits are reserved for |
1746 | stuffing into op->op_private */ |
1747 | #define HINT_INTEGER 0x00000001 |
1748 | #define HINT_STRICT_REFS 0x00000002 |
1749 | |
1750 | #define HINT_BLOCK_SCOPE 0x00000100 |
1751 | #define HINT_STRICT_SUBS 0x00000200 |
1752 | #define HINT_STRICT_VARS 0x00000400 |
bbce6d69 |
1753 | #define HINT_LOCALE 0x00000800 |
85e6fe83 |
1754 | |
760ac839 |
1755 | EXT bool do_undump; /* -u or dump seen? */ |
1756 | EXT VOL U32 debug; |
1757 | |
79072805 |
1758 | /***********************************************/ |
1759 | /* Global only to current interpreter instance */ |
1760 | /***********************************************/ |
1761 | |
8990e307 |
1762 | #ifdef MULTIPLICITY |
79072805 |
1763 | #define IEXT |
1764 | #define IINIT(x) |
1765 | struct interpreter { |
1766 | #else |
1767 | #define IEXT EXT |
1768 | #define IINIT(x) INIT(x) |
1769 | #endif |
1770 | |
1771 | /* pseudo environmental stuff */ |
1772 | IEXT int Iorigargc; |
1773 | IEXT char ** Iorigargv; |
1774 | IEXT GV * Ienvgv; |
1775 | IEXT GV * Isiggv; |
1776 | IEXT GV * Iincgv; |
1777 | IEXT char * Iorigfilename; |
748a9306 |
1778 | IEXT SV * Idiehook; |
1779 | IEXT SV * Iwarnhook; |
1780 | IEXT SV * Iparsehook; |
79072805 |
1781 | |
c07a80fd |
1782 | /* Various states of an input record separator SV (rs, nrs) */ |
1783 | #define RsSNARF(sv) (! SvOK(sv)) |
1784 | #define RsSIMPLE(sv) (SvOK(sv) && SvCUR(sv)) |
1785 | #define RsPARA(sv) (SvOK(sv) && ! SvCUR(sv)) |
1786 | |
79072805 |
1787 | /* switches */ |
1788 | IEXT char * Icddir; |
1789 | IEXT bool Iminus_c; |
a5f75d66 |
1790 | IEXT char Ipatchlevel[10]; |
728e2803 |
1791 | IEXT char ** Ilocalpatches; |
c07a80fd |
1792 | IEXT SV * Inrs; |
2304df62 |
1793 | IEXT char * Isplitstr IINIT(" "); |
79072805 |
1794 | IEXT bool Ipreprocess; |
1795 | IEXT bool Iminus_n; |
1796 | IEXT bool Iminus_p; |
1797 | IEXT bool Iminus_l; |
1798 | IEXT bool Iminus_a; |
2304df62 |
1799 | IEXT bool Iminus_F; |
79072805 |
1800 | IEXT bool Idoswitches; |
1801 | IEXT bool Idowarn; |
1802 | IEXT bool Idoextract; |
79072805 |
1803 | IEXT bool Isawampersand; /* must save all match strings */ |
1804 | IEXT bool Isawstudy; /* do fbm_instr on all strings */ |
79072805 |
1805 | IEXT bool Isawvec; |
1806 | IEXT bool Iunsafe; |
79072805 |
1807 | IEXT char * Iinplace; |
1808 | IEXT char * Ie_tmpname; |
760ac839 |
1809 | IEXT PerlIO * Ie_fp; |
79072805 |
1810 | IEXT U32 Iperldb; |
748a9306 |
1811 | /* This value may be raised by extensions for testing purposes */ |
8ebc5c01 |
1812 | IEXT int Iperl_destruct_level IINIT(0); /* 0=none, 1=full, 2=full with checks */ |
79072805 |
1813 | |
1814 | /* magical thingies */ |
85e6fe83 |
1815 | IEXT Time_t Ibasetime; /* $^T */ |
79072805 |
1816 | IEXT SV * Iformfeed; /* $^L */ |
1817 | IEXT char * Ichopset IINIT(" \n-"); /* $: */ |
c07a80fd |
1818 | IEXT SV * Irs; /* $/ */ |
79072805 |
1819 | IEXT char * Iofs; /* $, */ |
8990e307 |
1820 | IEXT STRLEN Iofslen; |
79072805 |
1821 | IEXT char * Iors; /* $\ */ |
8990e307 |
1822 | IEXT STRLEN Iorslen; |
79072805 |
1823 | IEXT char * Iofmt; /* $# */ |
1824 | IEXT I32 Imaxsysfd IINIT(MAXSYSFD); /* top fd to pass to subprocesses */ |
f86702cc |
1825 | IEXT int Imultiline; /* $*--do strings hold >1 line? */ |
91e9c03f |
1826 | IEXT I32 Istatusvalue; /* $? */ |
f86702cc |
1827 | #ifdef VMS |
ff0cee69 |
1828 | IEXT U32 Istatusvalue_vms; |
f86702cc |
1829 | #endif |
79072805 |
1830 | |
1831 | IEXT struct stat Istatcache; /* _ */ |
1832 | IEXT GV * Istatgv; |
1833 | IEXT SV * Istatname IINIT(Nullsv); |
1834 | |
1835 | /* shortcuts to various I/O objects */ |
1836 | IEXT GV * Istdingv; |
1837 | IEXT GV * Ilast_in_gv; |
1838 | IEXT GV * Idefgv; |
1839 | IEXT GV * Iargvgv; |
1840 | IEXT GV * Idefoutgv; |
79072805 |
1841 | IEXT GV * Iargvoutgv; |
1842 | |
1843 | /* shortcuts to regexp stuff */ |
1844 | IEXT GV * Ileftgv; |
1845 | IEXT GV * Iampergv; |
1846 | IEXT GV * Irightgv; |
1847 | IEXT PMOP * Icurpm; /* what to do \ interps from */ |
79072805 |
1848 | IEXT I32 * Iscreamfirst; |
1849 | IEXT I32 * Iscreamnext; |
1850 | IEXT I32 Imaxscream IINIT(-1); |
1851 | IEXT SV * Ilastscream; |
1852 | |
4633a7c4 |
1853 | /* shortcuts to misc objects */ |
12f917ad |
1854 | IEXT GV * Ierrgv; |
4633a7c4 |
1855 | |
79072805 |
1856 | /* shortcuts to debugging objects */ |
1857 | IEXT GV * IDBgv; |
1858 | IEXT GV * IDBline; |
1859 | IEXT GV * IDBsub; |
1860 | IEXT SV * IDBsingle; |
1861 | IEXT SV * IDBtrace; |
1862 | IEXT SV * IDBsignal; |
1863 | IEXT AV * Ilineary; /* lines of script for debugger */ |
1864 | IEXT AV * Idbargs; /* args to call listed by caller function */ |
1865 | |
1866 | /* symbol tables */ |
1867 | IEXT HV * Idefstash; /* main symbol table */ |
1868 | IEXT HV * Icurstash; /* symbol table for current package */ |
1869 | IEXT HV * Idebstash; /* symbol table for perldb package */ |
49dc05e3 |
1870 | IEXT HV * Iglobalstash; /* global keyword overrides imported here */ |
79072805 |
1871 | IEXT SV * Icurstname; /* name of current package */ |
93a17b20 |
1872 | IEXT AV * Ibeginav; /* names of BEGIN subroutines */ |
1873 | IEXT AV * Iendav; /* names of END subroutines */ |
7d07dbc2 |
1874 | IEXT AV * Iinitav; /* names of INIT subroutines */ |
0c30d9ec |
1875 | IEXT HV * Istrtab; /* shared string table */ |
79072805 |
1876 | |
1877 | /* memory management */ |
79072805 |
1878 | IEXT SV ** Itmps_stack; |
1879 | IEXT I32 Itmps_ix IINIT(-1); |
1880 | IEXT I32 Itmps_floor IINIT(-1); |
8990e307 |
1881 | IEXT I32 Itmps_max; |
1882 | IEXT I32 Isv_count; /* how many SV* are currently allocated */ |
a0d0e21e |
1883 | IEXT I32 Isv_objcount; /* how many objects are currently allocated */ |
8990e307 |
1884 | IEXT SV* Isv_root; /* storage for SVs belonging to interp */ |
1885 | IEXT SV* Isv_arenaroot; /* list of areas for garbage collection */ |
79072805 |
1886 | |
1887 | /* funky return mechanisms */ |
1888 | IEXT I32 Ilastspbase; |
1889 | IEXT I32 Ilastsize; |
1890 | IEXT int Iforkprocess; /* so do_open |- can return proc# */ |
1891 | |
1892 | /* subprocess state */ |
1893 | IEXT AV * Ifdpid; /* keep fd-to-pid mappings for my_popen */ |
79072805 |
1894 | |
1895 | /* internal state */ |
463ee0b2 |
1896 | IEXT VOL int Iin_eval; /* trap "fatal" errors? */ |
1897 | IEXT OP * Irestartop; /* Are we propagating an error from croak? */ |
79072805 |
1898 | IEXT int Idelaymagic; /* ($<,$>) = ... */ |
2304df62 |
1899 | IEXT bool Idirty; /* In the middle of tearing things down? */ |
748a9306 |
1900 | IEXT U8 Ilocalizing; /* are we processing a local() list? */ |
79072805 |
1901 | IEXT bool Itainted; /* using variables controlled by $< */ |
463ee0b2 |
1902 | IEXT bool Itainting; /* doing taint checks */ |
e50aee73 |
1903 | IEXT char * Iop_mask IINIT(NULL); /* masked operations for safe evals */ |
79072805 |
1904 | |
1905 | /* trace state */ |
1906 | IEXT I32 Idlevel; |
1907 | IEXT I32 Idlmax IINIT(128); |
1908 | IEXT char * Idebname; |
1909 | IEXT char * Idebdelim; |
1910 | |
1911 | /* current interpreter roots */ |
748a9306 |
1912 | IEXT CV * Imain_cv; |
463ee0b2 |
1913 | IEXT OP * Imain_root; |
1914 | IEXT OP * Imain_start; |
1915 | IEXT OP * Ieval_root; |
1916 | IEXT OP * Ieval_start; |
79072805 |
1917 | |
1918 | /* runtime control stuff */ |
1919 | IEXT COP * VOL Icurcop IINIT(&compiling); |
0c30d9ec |
1920 | IEXT COP * Icurcopdb IINIT(NULL); |
79072805 |
1921 | IEXT line_t Icopline IINIT(NOLINE); |
c09156bb |
1922 | IEXT PERL_CONTEXT * Icxstack; |
79072805 |
1923 | IEXT I32 Icxstack_ix IINIT(-1); |
1924 | IEXT I32 Icxstack_max IINIT(128); |
54310121 |
1925 | IEXT JMPENV Istart_env; /* empty startup sigjmp() environment */ |
1926 | IEXT JMPENV * Itop_env; /* ptr. to current sigjmp() environment */ |
79072805 |
1927 | |
1928 | /* stack stuff */ |
0c30d9ec |
1929 | IEXT AV * Icurstack; /* THE STACK */ |
79072805 |
1930 | IEXT AV * Imainstack; /* the stack when nothing funny is happening */ |
79072805 |
1931 | |
1932 | /* format accumulators */ |
463ee0b2 |
1933 | IEXT SV * Iformtarget; |
1934 | IEXT SV * Ibodytarget; |
1935 | IEXT SV * Itoptarget; |
79072805 |
1936 | |
1937 | /* statics moved here for shared library purposes */ |
93a17b20 |
1938 | IEXT SV Istrchop; /* return value from chop */ |
79072805 |
1939 | IEXT int Ifilemode; /* so nextargv() can preserve mode */ |
1940 | IEXT int Ilastfd; /* what to preserve mode on */ |
1941 | IEXT char * Ioldname; /* what to preserve mode on */ |
1942 | IEXT char ** IArgv; /* stuff to free from do_aexec, vfork safe */ |
1943 | IEXT char * ICmd; /* stuff to free from do_aexec, vfork safe */ |
1944 | IEXT OP * Isortcop; /* user defined sort routine */ |
1945 | IEXT HV * Isortstash; /* which is in some package or other */ |
1946 | IEXT GV * Ifirstgv; /* $a */ |
1947 | IEXT GV * Isecondgv; /* $b */ |
1948 | IEXT AV * Isortstack; /* temp stack during pp_sort() */ |
1949 | IEXT AV * Isignalstack; /* temp stack during sighandler() */ |
1950 | IEXT SV * Imystrk; /* temp key string for do_each() */ |
1951 | IEXT I32 Idumplvl; /* indentation level on syntax tree dump */ |
79072805 |
1952 | IEXT PMOP * Ioldlastpm; /* for saving regexp context during debugger */ |
1953 | IEXT I32 Igensym; /* next symbol for getsym() to define */ |
1954 | IEXT bool Ipreambled; |
3c81428c |
1955 | IEXT AV * Ipreambleav; |
79072805 |
1956 | IEXT int Ilaststatval IINIT(-1); |
1957 | IEXT I32 Ilaststype IINIT(OP_STAT); |
46fc3d4c |
1958 | IEXT SV * Imess_sv; |
79072805 |
1959 | |
8023c3ce |
1960 | #ifdef USE_THREADS |
1961 | /* threads stuff */ |
1962 | IEXT SV * Ithrsv; /* holds struct thread for main thread */ |
1963 | #endif /* USE_THREADS */ |
1964 | |
79072805 |
1965 | #undef IEXT |
1966 | #undef IINIT |
1967 | |
8990e307 |
1968 | #ifdef MULTIPLICITY |
79072805 |
1969 | }; |
1970 | #else |
1971 | struct interpreter { |
1972 | char broiled; |
1973 | }; |
1974 | #endif |
1975 | |
11343788 |
1976 | #include "thread.h" |
79072805 |
1977 | #include "pp.h" |
1978 | |
32f822de |
1979 | START_EXTERN_C |
79072805 |
1980 | #include "proto.h" |
1981 | |
a0d0e21e |
1982 | #ifdef EMBED |
1983 | #define Perl_sv_setptrobj(rv,ptr,name) Perl_sv_setref_iv(rv,name,(IV)ptr) |
1984 | #define Perl_sv_setptrref(rv,ptr) Perl_sv_setref_iv(rv,Nullch,(IV)ptr) |
1985 | #else |
1986 | #define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,(IV)ptr) |
1987 | #define sv_setptrref(rv,ptr) sv_setref_iv(rv,Nullch,(IV)ptr) |
1988 | #endif |
1989 | |
32f822de |
1990 | END_EXTERN_C |
79072805 |
1991 | |
93a17b20 |
1992 | /* The following must follow proto.h */ |
79072805 |
1993 | |
1994 | #ifdef DOINIT |
bbce6d69 |
1995 | |
4633a7c4 |
1996 | EXT MGVTBL vtbl_sv = {magic_get, |
463ee0b2 |
1997 | magic_set, |
1998 | magic_len, |
1999 | 0, 0}; |
fb73857a |
2000 | EXT MGVTBL vtbl_env = {0, magic_set_all_env, |
2001 | 0, magic_clear_all_env, |
66b1d557 |
2002 | 0}; |
4633a7c4 |
2003 | EXT MGVTBL vtbl_envelem = {0, magic_setenv, |
85e6fe83 |
2004 | 0, magic_clearenv, |
2005 | 0}; |
4633a7c4 |
2006 | EXT MGVTBL vtbl_sig = {0, 0, 0, 0, 0}; |
0c30d9ec |
2007 | EXT MGVTBL vtbl_sigelem = {magic_getsig, |
2008 | magic_setsig, |
2009 | 0, magic_clearsig, |
2010 | 0}; |
4633a7c4 |
2011 | EXT MGVTBL vtbl_pack = {0, 0, 0, magic_wipepack, |
a0d0e21e |
2012 | 0}; |
4633a7c4 |
2013 | EXT MGVTBL vtbl_packelem = {magic_getpack, |
463ee0b2 |
2014 | magic_setpack, |
2015 | 0, magic_clearpack, |
2016 | 0}; |
4633a7c4 |
2017 | EXT MGVTBL vtbl_dbline = {0, magic_setdbline, |
463ee0b2 |
2018 | 0, 0, 0}; |
4633a7c4 |
2019 | EXT MGVTBL vtbl_isa = {0, magic_setisa, |
fb73857a |
2020 | 0, magic_setisa, |
2021 | 0}; |
4633a7c4 |
2022 | EXT MGVTBL vtbl_isaelem = {0, magic_setisa, |
463ee0b2 |
2023 | 0, 0, 0}; |
4633a7c4 |
2024 | EXT MGVTBL vtbl_arylen = {magic_getarylen, |
463ee0b2 |
2025 | magic_setarylen, |
2026 | 0, 0, 0}; |
4633a7c4 |
2027 | EXT MGVTBL vtbl_glob = {magic_getglob, |
463ee0b2 |
2028 | magic_setglob, |
2029 | 0, 0, 0}; |
4633a7c4 |
2030 | EXT MGVTBL vtbl_mglob = {0, magic_setmglob, |
463ee0b2 |
2031 | 0, 0, 0}; |
99abf803 |
2032 | EXT MGVTBL vtbl_nkeys = {0, magic_setnkeys, |
2033 | 0, 0, 0}; |
4633a7c4 |
2034 | EXT MGVTBL vtbl_taint = {magic_gettaint,magic_settaint, |
463ee0b2 |
2035 | 0, 0, 0}; |
4633a7c4 |
2036 | EXT MGVTBL vtbl_substr = {0, magic_setsubstr, |
463ee0b2 |
2037 | 0, 0, 0}; |
4633a7c4 |
2038 | EXT MGVTBL vtbl_vec = {0, magic_setvec, |
463ee0b2 |
2039 | 0, 0, 0}; |
4633a7c4 |
2040 | EXT MGVTBL vtbl_pos = {magic_getpos, |
a0d0e21e |
2041 | magic_setpos, |
2042 | 0, 0, 0}; |
4633a7c4 |
2043 | EXT MGVTBL vtbl_bm = {0, magic_setbm, |
463ee0b2 |
2044 | 0, 0, 0}; |
55497cff |
2045 | EXT MGVTBL vtbl_fm = {0, magic_setfm, |
2046 | 0, 0, 0}; |
4633a7c4 |
2047 | EXT MGVTBL vtbl_uvar = {magic_getuvar, |
463ee0b2 |
2048 | magic_setuvar, |
2049 | 0, 0, 0}; |
f93b4edd |
2050 | #ifdef USE_THREADS |
2051 | EXT MGVTBL vtbl_mutex = {0, 0, 0, 0, magic_mutexfree}; |
2052 | #endif /* USE_THREADS */ |
68dc0745 |
2053 | EXT MGVTBL vtbl_defelem = {magic_getdefelem,magic_setdefelem, |
2054 | 0, 0, magic_freedefelem}; |
a0d0e21e |
2055 | |
c277df42 |
2056 | EXT MGVTBL vtbl_regexp = {0,0,0,0, magic_freeregexp}; |
2057 | |
36477c24 |
2058 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 |
2059 | EXT MGVTBL vtbl_collxfrm = {0, |
2060 | magic_setcollxfrm, |
2061 | 0, 0, 0}; |
2062 | #endif |
a0d0e21e |
2063 | |
2064 | #ifdef OVERLOAD |
4633a7c4 |
2065 | EXT MGVTBL vtbl_amagic = {0, magic_setamagic, |
748a9306 |
2066 | 0, 0, magic_setamagic}; |
4633a7c4 |
2067 | EXT MGVTBL vtbl_amagicelem = {0, magic_setamagic, |
748a9306 |
2068 | 0, 0, magic_setamagic}; |
a0d0e21e |
2069 | #endif /* OVERLOAD */ |
2070 | |
bbce6d69 |
2071 | #else /* !DOINIT */ |
2072 | |
79072805 |
2073 | EXT MGVTBL vtbl_sv; |
2074 | EXT MGVTBL vtbl_env; |
2075 | EXT MGVTBL vtbl_envelem; |
2076 | EXT MGVTBL vtbl_sig; |
2077 | EXT MGVTBL vtbl_sigelem; |
463ee0b2 |
2078 | EXT MGVTBL vtbl_pack; |
2079 | EXT MGVTBL vtbl_packelem; |
79072805 |
2080 | EXT MGVTBL vtbl_dbline; |
463ee0b2 |
2081 | EXT MGVTBL vtbl_isa; |
2082 | EXT MGVTBL vtbl_isaelem; |
79072805 |
2083 | EXT MGVTBL vtbl_arylen; |
2084 | EXT MGVTBL vtbl_glob; |
93a17b20 |
2085 | EXT MGVTBL vtbl_mglob; |
99abf803 |
2086 | EXT MGVTBL vtbl_nkeys; |
463ee0b2 |
2087 | EXT MGVTBL vtbl_taint; |
79072805 |
2088 | EXT MGVTBL vtbl_substr; |
2089 | EXT MGVTBL vtbl_vec; |
a0d0e21e |
2090 | EXT MGVTBL vtbl_pos; |
79072805 |
2091 | EXT MGVTBL vtbl_bm; |
55497cff |
2092 | EXT MGVTBL vtbl_fm; |
79072805 |
2093 | EXT MGVTBL vtbl_uvar; |
a0d0e21e |
2094 | |
f93b4edd |
2095 | #ifdef USE_THREADS |
2096 | EXT MGVTBL vtbl_mutex; |
2097 | #endif /* USE_THREADS */ |
2098 | |
68dc0745 |
2099 | EXT MGVTBL vtbl_defelem; |
c277df42 |
2100 | EXT MGVTBL vtbl_regexp; |
a0d0e21e |
2101 | |
36477c24 |
2102 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 |
2103 | EXT MGVTBL vtbl_collxfrm; |
2104 | #endif |
a0d0e21e |
2105 | |
2106 | #ifdef OVERLOAD |
2107 | EXT MGVTBL vtbl_amagic; |
2108 | EXT MGVTBL vtbl_amagicelem; |
2109 | #endif /* OVERLOAD */ |
2110 | |
bbce6d69 |
2111 | #endif /* !DOINIT */ |
85e6fe83 |
2112 | |
a0d0e21e |
2113 | #ifdef OVERLOAD |
c0315cdf |
2114 | |
a0d0e21e |
2115 | EXT long amagic_generation; |
2116 | |
a6006777 |
2117 | #define NofAMmeth 58 |
a0d0e21e |
2118 | #ifdef DOINIT |
a6006777 |
2119 | EXTCONST char * AMG_names[NofAMmeth] = { |
2120 | "fallback", "abs", /* "fallback" should be the first. */ |
2121 | "bool", "nomethod", |
2122 | "\"\"", "0+", |
2123 | "+", "+=", |
2124 | "-", "-=", |
2125 | "*", "*=", |
2126 | "/", "/=", |
2127 | "%", "%=", |
2128 | "**", "**=", |
2129 | "<<", "<<=", |
2130 | ">>", ">>=", |
2131 | "&", "&=", |
2132 | "|", "|=", |
2133 | "^", "^=", |
2134 | "<", "<=", |
2135 | ">", ">=", |
2136 | "==", "!=", |
2137 | "<=>", "cmp", |
2138 | "lt", "le", |
2139 | "gt", "ge", |
2140 | "eq", "ne", |
2141 | "!", "~", |
2142 | "++", "--", |
2143 | "atan2", "cos", |
2144 | "sin", "exp", |
2145 | "log", "sqrt", |
2146 | "x", "x=", |
2147 | ".", ".=", |
2148 | "=", "neg" |
a0d0e21e |
2149 | }; |
2150 | #else |
a6006777 |
2151 | EXTCONST char * AMG_names[NofAMmeth]; |
a0d0e21e |
2152 | #endif /* def INITAMAGIC */ |
2153 | |
a6006777 |
2154 | struct am_table { |
a0d0e21e |
2155 | long was_ok_sub; |
2156 | long was_ok_am; |
a6006777 |
2157 | U32 flags; |
2158 | CV* table[NofAMmeth]; |
a0d0e21e |
2159 | long fallback; |
2160 | }; |
a6006777 |
2161 | struct am_table_short { |
2162 | long was_ok_sub; |
2163 | long was_ok_am; |
2164 | U32 flags; |
2165 | }; |
a0d0e21e |
2166 | typedef struct am_table AMT; |
a6006777 |
2167 | typedef struct am_table_short AMTS; |
a0d0e21e |
2168 | |
2169 | #define AMGfallNEVER 1 |
2170 | #define AMGfallNO 2 |
2171 | #define AMGfallYES 3 |
2172 | |
a6006777 |
2173 | #define AMTf_AMAGIC 1 |
2174 | #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC) |
2175 | #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC) |
2176 | #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC) |
2177 | |
a0d0e21e |
2178 | enum { |
2179 | fallback_amg, abs_amg, |
2180 | bool__amg, nomethod_amg, |
2181 | string_amg, numer_amg, |
2182 | add_amg, add_ass_amg, |
2183 | subtr_amg, subtr_ass_amg, |
2184 | mult_amg, mult_ass_amg, |
2185 | div_amg, div_ass_amg, |
2186 | mod_amg, mod_ass_amg, |
2187 | pow_amg, pow_ass_amg, |
2188 | lshift_amg, lshift_ass_amg, |
2189 | rshift_amg, rshift_ass_amg, |
748a9306 |
2190 | band_amg, band_ass_amg, |
2191 | bor_amg, bor_ass_amg, |
2192 | bxor_amg, bxor_ass_amg, |
a0d0e21e |
2193 | lt_amg, le_amg, |
2194 | gt_amg, ge_amg, |
2195 | eq_amg, ne_amg, |
2196 | ncmp_amg, scmp_amg, |
2197 | slt_amg, sle_amg, |
2198 | sgt_amg, sge_amg, |
2199 | seq_amg, sne_amg, |
a0d0e21e |
2200 | not_amg, compl_amg, |
2201 | inc_amg, dec_amg, |
2202 | atan2_amg, cos_amg, |
2203 | sin_amg, exp_amg, |
2204 | log_amg, sqrt_amg, |
2205 | repeat_amg, repeat_ass_amg, |
748a9306 |
2206 | concat_amg, concat_ass_amg, |
2207 | copy_amg, neg_amg |
a0d0e21e |
2208 | }; |
c0315cdf |
2209 | |
2210 | /* |
2211 | * some compilers like to redefine cos et alia as faster |
2212 | * (and less accurate?) versions called F_cos et cetera (Quidquid |
2213 | * latine dictum sit, altum viditur.) This trick collides with |
2214 | * the Perl overloading (amg). The following #defines fool both. |
2215 | */ |
2216 | |
2217 | #ifdef _FASTMATH |
2218 | # ifdef atan2 |
2219 | # define F_atan2_amg atan2_amg |
2220 | # endif |
2221 | # ifdef cos |
2222 | # define F_cos_amg cos_amg |
2223 | # endif |
2224 | # ifdef exp |
2225 | # define F_exp_amg exp_amg |
2226 | # endif |
2227 | # ifdef log |
2228 | # define F_log_amg log_amg |
2229 | # endif |
2230 | # ifdef pow |
2231 | # define F_pow_amg pow_amg |
2232 | # endif |
2233 | # ifdef sin |
2234 | # define F_sin_amg sin_amg |
2235 | # endif |
2236 | # ifdef sqrt |
2237 | # define F_sqrt_amg sqrt_amg |
2238 | # endif |
2239 | #endif /* _FASTMATH */ |
2240 | |
a0d0e21e |
2241 | #endif /* OVERLOAD */ |
2242 | |
84902520 |
2243 | #define PERLDB_ALL 0xff |
2244 | #define PERLDBf_SUB 0x01 /* Debug sub enter/exit. */ |
2245 | #define PERLDBf_LINE 0x02 /* Keep line #. */ |
2246 | #define PERLDBf_NOOPT 0x04 /* Switch off optimizations. */ |
2247 | #define PERLDBf_INTER 0x08 /* Preserve more data for |
2248 | later inspections. */ |
2249 | #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines. */ |
2250 | #define PERLDBf_SINGLE 0x20 /* Start with single-step on. */ |
2251 | |
2252 | #define PERLDB_SUB (perldb && (perldb & PERLDBf_SUB)) |
2253 | #define PERLDB_LINE (perldb && (perldb & PERLDBf_LINE)) |
2254 | #define PERLDB_NOOPT (perldb && (perldb & PERLDBf_NOOPT)) |
2255 | #define PERLDB_INTER (perldb && (perldb & PERLDBf_INTER)) |
2256 | #define PERLDB_SUBLINE (perldb && (perldb & PERLDBf_SUBLINE)) |
2257 | #define PERLDB_SINGLE (perldb && (perldb & PERLDBf_SINGLE)) |
2258 | |
36477c24 |
2259 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 |
2260 | EXT U32 collation_ix; /* Collation generation index */ |
2261 | EXT char * collation_name; /* Name of current collation */ |
2262 | EXT bool collation_standard INIT(TRUE); /* Assume simple collation */ |
2263 | EXT Size_t collxfrm_base; /* Basic overhead in *xfrm() */ |
2264 | EXT Size_t collxfrm_mult INIT(2); /* Expansion factor in *xfrm() */ |
36477c24 |
2265 | #endif /* USE_LOCALE_COLLATE */ |
bbce6d69 |
2266 | |
36477c24 |
2267 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 |
2268 | |
2269 | EXT char * numeric_name; /* Name of current numeric locale */ |
2270 | EXT bool numeric_standard INIT(TRUE); /* Assume simple numerics */ |
2271 | EXT bool numeric_local INIT(TRUE); /* Assume local numerics */ |
2272 | |
36477c24 |
2273 | #define SET_NUMERIC_STANDARD() \ |
2274 | STMT_START { \ |
2275 | if (! numeric_standard) \ |
2276 | perl_set_numeric_standard(); \ |
2277 | } STMT_END |
2278 | |
2279 | #define SET_NUMERIC_LOCAL() \ |
2280 | STMT_START { \ |
2281 | if (! numeric_local) \ |
2282 | perl_set_numeric_local(); \ |
2283 | } STMT_END |
bbce6d69 |
2284 | |
36477c24 |
2285 | #else /* !USE_LOCALE_NUMERIC */ |
bbce6d69 |
2286 | |
36477c24 |
2287 | #define SET_NUMERIC_STANDARD() /**/ |
2288 | #define SET_NUMERIC_LOCAL() /**/ |
bbce6d69 |
2289 | |
36477c24 |
2290 | #endif /* !USE_LOCALE_NUMERIC */ |
a0d0e21e |
2291 | |
760ac839 |
2292 | #if !defined(PERLIO_IS_STDIO) && defined(HAS_ATTRIBUTE) |
2293 | /* |
2294 | * Now we have __attribute__ out of the way |
2295 | * Remap printf |
2296 | */ |
2297 | #define printf PerlIO_stdoutf |
2298 | #endif |
2299 | |
a868473f |
2300 | #ifndef PERL_SCRIPT_MODE |
2301 | #define PERL_SCRIPT_MODE "r" |
2302 | #endif |
2303 | |
fba3b22e |
2304 | /* |
2305 | * nice_chunk and nice_chunk size need to be set |
2306 | * and queried under the protection of sv_mutex |
2307 | */ |
2308 | #define offer_nice_chunk(chunk, chunk_size) do { \ |
2309 | MUTEX_LOCK(&sv_mutex); \ |
2310 | if (!nice_chunk) { \ |
2311 | nice_chunk = (char*)(chunk); \ |
2312 | nice_chunk_size = (chunk_size); \ |
2313 | } \ |
2314 | MUTEX_UNLOCK(&sv_mutex); \ |
2315 | } while (0) |
2316 | |
85e6fe83 |
2317 | #endif /* Include guard */ |
a6e633de |
2318 | |