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a0d0e21e 1/* perl.h
a687059c 2 *
bc89e66f 3 * Copyright (c) 1987-2001, 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
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9#ifndef H_PERL
10#define H_PERL 1
8d063cd8 11
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12#ifdef PERL_FOR_X2P
13/*
d460ef45 14 * This file is being used for x2p stuff.
760ac839 15 * Above symbol is defined via -D in 'x2p/Makefile.SH'
d460ef45 16 * Decouple x2p stuff from some of perls more extreme eccentricities.
760ac839 17 */
55497cff 18#undef MULTIPLICITY
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19#undef USE_STDIO
20#define USE_STDIO
21#endif /* PERL_FOR_X2P */
22
0cb96387 23#define VOIDUSED 1
d460ef45 24#ifdef PERL_MICRO
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25# include "uconfig.h"
26#else
27# include "config.h"
28#endif
0cb96387 29
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30#if defined(USE_ITHREADS) && defined(USE_5005THREADS)
31# include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
32#endif
33
34/* XXX This next guard can disappear if the sources are revised
35 to use USE_5005THREADS throughout. -- A.D 1/6/2000
36*/
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37#if defined(USE_ITHREADS) && defined(USE_5005THREADS)
38# include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
aaacdc8b
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39#endif
40
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41/* See L<perlguts/"The Perl API"> for detailed notes on
42 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43
6f4183fe 44#ifdef USE_ITHREADS
acfe0abc 45# if !defined(MULTIPLICITY)
6f4183fe
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46# define MULTIPLICITY
47# endif
48#endif
49
4d1ff10f 50#ifdef USE_5005THREADS
c5be433b
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51# ifndef PERL_IMPLICIT_CONTEXT
52# define PERL_IMPLICIT_CONTEXT
53# endif
c5be433b
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54#endif
55
c5be433b
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56#if defined(MULTIPLICITY)
57# ifndef PERL_IMPLICIT_CONTEXT
58# define PERL_IMPLICIT_CONTEXT
59# endif
c5be433b
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60#endif
61
c5be433b 62#ifdef PERL_IMPLICIT_CONTEXT
4d1ff10f 63# ifdef USE_5005THREADS
c5be433b 64struct perl_thread;
24e8e624 65# define pTHX register struct perl_thread *thr PERL_UNUSED_DECL
c5be433b 66# define aTHX thr
411caa50 67# define dTHR dNOOP /* only backward compatibility */
fd89de3a 68# define dTHXa(a) pTHX = (struct perl_thread*)a
c5be433b 69# else
f63b9778
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70# ifndef MULTIPLICITY
71# define MULTIPLICITY
72# endif
24e8e624 73# define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
c5be433b 74# define aTHX my_perl
fd89de3a 75# define dTHXa(a) pTHX = (PerlInterpreter*)a
c5be433b 76# endif
fd89de3a 77# define dTHX pTHX = PERL_GET_THX
c5be433b 78# define pTHX_ pTHX,
c5be433b 79# define aTHX_ aTHX,
894356b3
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80# define pTHX_1 2
81# define pTHX_2 3
82# define pTHX_3 4
83# define pTHX_4 5
c5be433b
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84#endif
85
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86#define STATIC static
87#define CPERLscope(x) x
565764a8 88#define CPERLarg void
76e3520e 89#define CPERLarg_
e3b8966e 90#define _CPERLarg
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91#define PERL_OBJECT_THIS
92#define _PERL_OBJECT_THIS
93#define PERL_OBJECT_THIS_
312caa8e 94#define CALL_FPTR(fptr) (*fptr)
76e3520e 95
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96#define CALLRUNOPS CALL_FPTR(PL_runops)
97#define CALLREGCOMP CALL_FPTR(PL_regcompp)
98#define CALLREGEXEC CALL_FPTR(PL_regexecp)
f722798b
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99#define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
100#define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
101#define CALLREGFREE CALL_FPTR(PL_regfree)
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102
103#ifdef PERL_FLEXIBLE_EXCEPTIONS
104# define CALLPROTECT CALL_FPTR(PL_protect)
105#endif
312caa8e 106
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107#ifdef HASATTRIBUTE
108# define PERL_UNUSED_DECL __attribute__((unused))
109#else
110# define PERL_UNUSED_DECL
111#endif
112
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113/* gcc -Wall:
114 * for silencing unused variables that are actually used most of the time,
115 * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs
116 */
117#define PERL_UNUSED_VAR(var) if (0) var = var
118
0cb96387 119#define NOOP (void)0
44dbb695 120#define dNOOP extern int Perl___notused PERL_UNUSED_DECL
71be2cbc 121
0cb96387
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122#ifndef pTHX
123# define pTHX void
124# define pTHX_
0cb96387
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125# define aTHX
126# define aTHX_
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127# define dTHXa(a) dNOOP
128# define dTHX dNOOP
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129# define pTHX_1 1
130# define pTHX_2 2
131# define pTHX_3 3
132# define pTHX_4 4
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133#endif
134
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135/* these are only defined for compatibility; should not be used internally */
136#if !defined(pTHXo) && !defined(PERL_CORE)
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137# define pTHXo pTHX
138# define pTHXo_ pTHX_
0cb96387
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139# define aTHXo aTHX
140# define aTHXo_ aTHX_
c5be433b 141# define dTHXo dTHX
71d280e3 142# define dTHXoa(x) dTHXa(x)
0cb96387
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143#endif
144
145#ifndef pTHXx
146# define pTHXx register PerlInterpreter *my_perl
147# define pTHXx_ pTHXx,
0cb96387
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148# define aTHXx my_perl
149# define aTHXx_ aTHXx,
c5be433b 150# define dTHXx dTHX
22c35a8c 151#endif
71be2cbc 152
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153/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
154 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
155 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
156#ifdef PERL_IMPLICIT_SYS
157# define dTHXs dTHX
158#else
159# define dTHXs dNOOP
160#endif
161
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162#undef START_EXTERN_C
163#undef END_EXTERN_C
164#undef EXTERN_C
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165#ifdef __cplusplus
166# define START_EXTERN_C extern "C" {
167# define END_EXTERN_C }
168# define EXTERN_C extern "C"
169#else
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170# define START_EXTERN_C
171# define END_EXTERN_C
73c4f7a1 172# define EXTERN_C extern
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173#endif
174
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175#ifdef OP_IN_REGISTER
176# ifdef __GNUC__
177# define stringify_immed(s) #s
178# define stringify(s) stringify_immed(s)
d1ca3daa 179register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
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180# endif
181#endif
182
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183/*
184 * STMT_START { statements; } STMT_END;
185 * can be used as a single statement, as in
186 * if (x) STMT_START { ... } STMT_END; else ...
187 *
188 * Trying to select a version that gives no warnings...
189 */
190#if !(defined(STMT_START) && defined(STMT_END))
169d69b2 191# if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus)
728e2803
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192# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
193# define STMT_END )
194# else
195 /* Now which other defined()s do we need here ??? */
196# if (VOIDFLAGS) && (defined(sun) || defined(__sun__))
197# define STMT_START if (1)
198# define STMT_END else (void)0
199# else
200# define STMT_START do
201# define STMT_END while (0)
202# endif
203# endif
204#endif
205
0cb96387 206#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 207#define WITH_THR(s) WITH_THX(s)
ea0efc06 208
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209/*
210 * SOFT_CAST can be used for args to prototyped functions to retain some
211 * type checking; it only casts if the compiler does not know prototypes.
212 */
213#if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
214#define SOFT_CAST(type)
215#else
216#define SOFT_CAST(type) (type)
217#endif
79072805 218
6ee623d5 219#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
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220# define BYTEORDER 0x1234
221#endif
222
223/* Overall memory policy? */
224#ifndef CONSERVATIVE
225# define LIBERAL 1
226#endif
227
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228#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
229#define ASCIIish
230#else
231#undef ASCIIish
232#endif
233
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234/*
235 * The following contortions are brought to you on behalf of all the
236 * standards, semi-standards, de facto standards, not-so-de-facto standards
237 * of the world, as well as all the other botches anyone ever thought of.
238 * The basic theory is that if we work hard enough here, the rest of the
239 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
240 */
ac58e20f 241
ee0007ab 242/* define this once if either system, instead of cluttering up the src */
2986a63f 243#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
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244#define DOSISH 1
245#endif
246
2986a63f 247#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
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248# define STANDARD_C 1
249#endif
250
2986a63f 251#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE)
68dc0745
PP
252# define DONT_DECLARE_STD 1
253#endif
254
352d5a3a 255#if defined(HASVOLATILE) || defined(STANDARD_C)
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256# ifdef __cplusplus
257# define VOL // to temporarily suppress warnings
258# else
259# define VOL volatile
260# endif
663a0e37 261#else
79072805 262# define VOL
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263#endif
264
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265#define TAINT (PL_tainted = TRUE)
266#define TAINT_NOT (PL_tainted = FALSE)
267#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
268#define TAINT_ENV() if (PL_tainting) { taint_env(); }
22c35a8c 269#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
a687059c 270
d460ef45 271/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
272 defines move there? If so, I could simplify this a lot. --AD 9/96.
273*/
274/* Process group stuff changed from traditional BSD to POSIX.
275 perlfunc.pod documents the traditional BSD-style syntax, so we'll
276 try to preserve that, if possible.
277*/
278#ifdef HAS_SETPGID
279# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 280#else
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281# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
282# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
283# else
284# ifdef HAS_SETPGRP2 /* DG/UX */
285# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
286# endif
287# endif
288#endif
289#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
290# define HAS_SETPGRP /* Well, effectively it does . . . */
291#endif
292
293/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
294 our life easier :-) so we'll try it.
295*/
296#ifdef HAS_GETPGID
297# define BSD_GETPGRP(pid) getpgid((pid))
298#else
299# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
300# define BSD_GETPGRP(pid) getpgrp((pid))
301# else
302# ifdef HAS_GETPGRP2 /* DG/UX */
303# define BSD_GETPGRP(pid) getpgrp2((pid))
304# endif
305# endif
306#endif
307#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
308# define HAS_GETPGRP /* Well, effectively it does . . . */
309#endif
310
d460ef45 311/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
312 have different behaviors, but perl.h used to define USE_BSDPGRP
313 (prior to 5.003_05) so some extension might depend on it.
314*/
315#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
316# ifndef USE_BSDPGRP
317# define USE_BSDPGRP
318# endif
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319#endif
320
3d62afa2 321/* Use the reentrant APIs like localtime_r and getpwent_r */
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322/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
323#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(WIN32)
d8916601 324# define USE_REENTRANT_API
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325#endif
326
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327/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
328 pthread.h must be included before all other header files.
329*/
4d1ff10f 330#if (defined(USE_5005THREADS) || defined(USE_ITHREADS)) \
1feb2720 331 && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
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332# include <pthread.h>
333#endif
334
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335#ifndef _TYPES_ /* If types.h defines this it's easy. */
336# ifndef major /* Does everyone's types.h define this? */
337# include <sys/types.h>
c07a80fd 338# endif
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339#endif
340
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341#ifdef __cplusplus
342# ifndef I_STDARG
343# define I_STDARG 1
344# endif
345#endif
346
347#ifdef I_STDARG
348# include <stdarg.h>
349#else
350# ifdef I_VARARGS
351# include <varargs.h>
352# endif
353#endif
354
4633a7c4 355#ifdef USE_NEXT_CTYPE
0c30d9ec 356
092bebab
JH
357#if NX_CURRENT_COMPILER_RELEASE >= 500
358# include <bsd/ctypes.h>
359#else
360# if NX_CURRENT_COMPILER_RELEASE >= 400
361# include <objc/NXCType.h>
362# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
363# include <appkit/NXCType.h>
364# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
365#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
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366
367#else /* !USE_NEXT_CTYPE */
fe14fcc3 368#include <ctype.h>
0c30d9ec 369#endif /* USE_NEXT_CTYPE */
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370
371#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
372#undef METHOD
a0d0e21e
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373#endif
374
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375#ifdef PERL_MICRO
376# define NO_LOCALE
377#endif
378
4633a7c4 379#ifdef I_LOCALE
36477c24 380# include <locale.h>
4633a7c4
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381#endif
382
36477c24
PP
383#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
384# define USE_LOCALE
385# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
386 && defined(HAS_STRXFRM)
387# define USE_LOCALE_COLLATE
388# endif
389# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
390# define USE_LOCALE_CTYPE
391# endif
392# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
393# define USE_LOCALE_NUMERIC
394# endif
395#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 396
fe14fcc3 397#include <setjmp.h>
79072805 398
a0d0e21e 399#ifdef I_SYS_PARAM
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400# ifdef PARAM_NEEDS_TYPES
401# include <sys/types.h>
402# endif
403# include <sys/param.h>
352d5a3a 404#endif
79072805 405
79072805 406/* Use all the "standard" definitions? */
a0d0e21e 407#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 408# include <stdlib.h>
ff68c719 409#endif
03a14243 410
3f270f98
JH
411/* If this causes problems, set i_unistd=undef in the hint file. */
412#ifdef I_UNISTD
413# include <unistd.h>
414#endif
415
7114a2d2 416#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
2ef53570
JH
417int syscall(int, ...);
418#endif
419
7114a2d2 420#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
fa0a29af 421int usleep(unsigned int);
2ef53570
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422#endif
423
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424#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
425# define MYSWAP
426#endif
427
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428/* Cannot include embed.h here on Win32 as win32.h has not
429 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
430 */
96e176bf 431#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
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432# include "embed.h"
433#endif
434
c31fac66
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435#define MEM_SIZE Size_t
436
51371543
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437#if defined(STANDARD_C) && defined(I_STDDEF)
438# include <stddef.h>
439# define STRUCT_OFFSET(s,m) offsetof(s,m)
440#else
441# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
442#endif
443
444#if defined(I_STRING) || defined(__cplusplus)
445# include <string.h>
446#else
447# include <strings.h>
448#endif
449
55497cff
PP
450/* This comes after <stdlib.h> so we don't try to change the standard
451 * library prototypes; we'll use our own in proto.h instead. */
03a14243 452
4633a7c4 453#ifdef MYMALLOC
86058a2d 454# ifdef PERL_POLLUTE_MALLOC
ee13e175 455# ifndef PERL_EXTMALLOC_DEF
86058a2d
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456# define Perl_malloc malloc
457# define Perl_calloc calloc
458# define Perl_realloc realloc
459# define Perl_mfree free
ee13e175 460# endif
86058a2d
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461# else
462# define EMBEDMYMALLOC /* for compatibility */
463# endif
20ce7b12
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464Malloc_t Perl_malloc (MEM_SIZE nbytes);
465Malloc_t Perl_calloc (MEM_SIZE elements, MEM_SIZE size);
466Malloc_t Perl_realloc (Malloc_t where, MEM_SIZE nbytes);
86058a2d
GS
467/* 'mfree' rather than 'free', since there is already a 'perl_free'
468 * that causes clashes with case-insensitive linkers */
20ce7b12 469Free_t Perl_mfree (Malloc_t where);
55497cff 470
827e134a
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471typedef struct perl_mstats perl_mstats_t;
472
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473# define safemalloc Perl_malloc
474# define safecalloc Perl_calloc
475# define saferealloc Perl_realloc
476# define safefree Perl_mfree
f2517201
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477#else /* MYMALLOC */
478# define safemalloc safesysmalloc
479# define safecalloc safesyscalloc
480# define saferealloc safesysrealloc
481# define safefree safesysfree
55497cff 482#endif /* MYMALLOC */
4633a7c4 483
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484#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
485#define strchr index
486#define strrchr rindex
487#endif
488
16d20bd9
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489#ifdef I_MEMORY
490# include <memory.h>
491#endif
492
fe14fcc3 493#ifdef HAS_MEMCPY
85e6fe83 494# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 495# ifndef memcpy
20ce7b12 496 extern char * memcpy (char*, char*, int);
ee0007ab
LW
497# endif
498# endif
499#else
500# ifndef memcpy
501# ifdef HAS_BCOPY
502# define memcpy(d,s,l) bcopy(s,d,l)
503# else
504# define memcpy(d,s,l) my_bcopy(s,d,l)
505# endif
506# endif
507#endif /* HAS_MEMCPY */
fe14fcc3 508
ee0007ab 509#ifdef HAS_MEMSET
85e6fe83 510# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 511# ifndef memset
20ce7b12 512 extern char *memset (char*, int, int);
ee0007ab
LW
513# endif
514# endif
ee0007ab 515#else
12ae5dfc 516# undef memset
fc36a67e 517# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
518#endif /* HAS_MEMSET */
519
85e6fe83 520#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 521# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
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522# define memmove(d,s,l) bcopy(s,d,l)
523# else
2304df62 524# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 525# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 526# else
79072805 527# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 528# endif
352d5a3a 529# endif
d9d8d8de 530#endif
ee0007ab 531
36477c24
PP
532#if defined(mips) && defined(ultrix) && !defined(__STDC__)
533# undef HAS_MEMCMP
534#endif
535
536#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 537# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 538# ifndef memcmp
20ce7b12 539 extern int memcmp (char*, char*, int);
ee0007ab
LW
540# endif
541# endif
36477c24
PP
542# ifdef BUGGY_MSC
543 # pragma function(memcmp)
544# endif
ee0007ab
LW
545#else
546# ifndef memcmp
ecfc5424 547# define memcmp my_memcmp
352d5a3a 548# endif
36477c24 549#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 550
fc36a67e 551#ifndef memzero
c635e13b
PP
552# ifdef HAS_MEMSET
553# define memzero(d,l) memset(d,0,l)
79072805 554# else
c635e13b
PP
555# ifdef HAS_BZERO
556# define memzero(d,l) bzero(d,l)
79072805 557# else
fc36a67e 558# define memzero(d,l) my_bzero(d,l)
79072805
LW
559# endif
560# endif
d9d8d8de 561#endif
378cc40b 562
0f27ced1
JH
563#ifndef memchr
564# ifndef HAS_MEMCHR
565# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
566# endif
567#endif
568
36477c24
PP
569#ifndef HAS_BCMP
570# ifndef bcmp
571# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 572# endif
36477c24 573#endif /* !HAS_BCMP */
378cc40b 574
ae986130 575#ifdef I_NETINET_IN
79072805 576# include <netinet/in.h>
ae986130
LW
577#endif
578
28e8609d
JH
579#ifdef I_ARPA_INET
580# include <arpa/inet.h>
581#endif
582
84902520
TB
583#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
584/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
585 * (the neo-BSD seem to do this). */
586# undef SF_APPEND
587#endif
588
1aef975c 589#ifdef I_SYS_STAT
84902520 590# include <sys/stat.h>
1aef975c 591#endif
79072805 592
a0d0e21e
LW
593/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
594 like UTekV) are broken, sometimes giving false positives. Undefine
595 them here and let the code below set them to proper values.
596
597 The ghs macro stands for GreenHills Software C-1.8.5 which
598 is the C compiler for sysV88 and the various derivatives.
599 This header file bug is corrected in gcc-2.5.8 and later versions.
600 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
601
602#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
603# undef S_ISDIR
604# undef S_ISCHR
605# undef S_ISBLK
606# undef S_ISREG
607# undef S_ISFIFO
608# undef S_ISLNK
ee0007ab 609#endif
135863df 610
663a0e37
LW
611#ifdef I_TIME
612# include <time.h>
ffed7fef 613#endif
663a0e37 614
fe14fcc3 615#ifdef I_SYS_TIME
85e6fe83 616# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
617# define KERNEL
618# endif
619# include <sys/time.h>
85e6fe83 620# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
621# undef KERNEL
622# endif
a687059c 623#endif
135863df 624
55497cff 625#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 626# include <sys/times.h>
d9d8d8de 627#endif
8d063cd8 628
fe14fcc3 629#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 630# undef HAS_STRERROR
663a0e37
LW
631#endif
632
633#include <errno.h>
1e743fda 634
acfe0abc 635#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
636# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
637#endif
638
4e0554ec
JH
639/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one */
640#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN)
641# define _SOCKADDR_LEN
642#endif
643
8d3f517a 644#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH
645# include <sys/socket.h>
646# if defined(USE_SOCKS) && defined(I_SOCKS)
647# if !defined(INCLUDE_PROTOTYPES)
648# define INCLUDE_PROTOTYPES /* for <socks.h> */
649# define PERL_SOCKS_NEED_PROTOTYPES
650# endif
4d1ff10f 651# ifdef USE_5005THREADS
c3dedce1 652# define PERL_USE_THREADS /* store our value */
4d1ff10f 653# undef USE_5005THREADS
c3dedce1 654# endif
1e743fda 655# include <socks.h>
4d1ff10f
AB
656# ifdef USE_5005THREADS
657# undef USE_5005THREADS /* socks.h does this on its own */
c3dedce1
JH
658# endif
659# ifdef PERL_USE_THREADS
4d1ff10f 660# define USE_5005THREADS /* restore our value */
c3dedce1
JH
661# undef PERL_USE_THREADS
662# endif
1e743fda
JH
663# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
664# undef INCLUDE_PROTOTYPES
665# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 666# endif
d460ef45 667# endif
1e743fda 668# ifdef I_NETDB
2986a63f
JH
669# ifdef NETWARE
670# include<stdio.h>
671# endif
1e743fda
JH
672# include <netdb.h>
673# endif
674# ifndef ENOTSOCK
675# ifdef I_NET_ERRNO
676# include <net/errno.h>
677# endif
678# endif
679#endif
680
fa0a29af 681/* sockatmark() is so new (2001) that many places might have it hidden
2ef53570 682 * behind some -D_BLAH_BLAH_SOURCE guard. */
fa0a29af 683#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
2ef53570
JH
684int sockatmark(int);
685#endif
686
1e743fda
JH
687#ifdef SETERRNO
688# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 689#endif
f86702cc
PP
690
691#ifdef VMS
692# define SETERRNO(errcode,vmserrcode) \
693 STMT_START { \
694 set_errno(errcode); \
695 set_vaxc_errno(vmserrcode); \
696 } STMT_END
748a9306 697#else
aba27d88 698# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
748a9306 699#endif
ed6116ce 700
4d1ff10f 701#ifdef USE_5005THREADS
38a03e6e 702# define ERRSV (thr->errsv)
940cb80d
MB
703# define DEFSV THREADSV(0)
704# define SAVE_DEFSV save_threadsv(0)
38a03e6e 705#else
3280af22 706# define ERRSV GvSV(PL_errgv)
3280af22
NIS
707# define DEFSV GvSV(PL_defgv)
708# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
4d1ff10f 709#endif /* USE_5005THREADS */
38a03e6e 710
98eae8f5
GS
711#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
712
55497cff 713#ifndef errno
5ff3f7a4
GS
714 extern int errno; /* ANSI allows errno to be an lvalue expr.
715 * For example in multithreaded environments
716 * something like this might happen:
717 * extern int *_errno(void);
718 * #define errno (*_errno()) */
d9d8d8de 719#endif
663a0e37 720
2304df62 721#ifdef HAS_STRERROR
a0d0e21e 722# ifdef VMS
20ce7b12 723 char *strerror (int,...);
a0d0e21e 724# else
68dc0745 725#ifndef DONT_DECLARE_STD
20ce7b12 726 char *strerror (int);
68dc0745 727#endif
a0d0e21e 728# endif
2304df62
AD
729# ifndef Strerror
730# define Strerror strerror
731# endif
732#else
733# ifdef HAS_SYS_ERRLIST
79072805
LW
734 extern int sys_nerr;
735 extern char *sys_errlist[];
2304df62
AD
736# ifndef Strerror
737# define Strerror(e) \
79072805 738 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 739# endif
79072805 740# endif
35c8bce7 741#endif
663a0e37 742
2304df62 743#ifdef I_SYS_IOCTL
79072805
LW
744# ifndef _IOCTL_
745# include <sys/ioctl.h>
746# endif
a687059c
LW
747#endif
748
ee0007ab 749#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
750# ifdef HAS_SOCKETPAIR
751# undef HAS_SOCKETPAIR
752# endif
2304df62
AD
753# ifdef I_NDBM
754# undef I_NDBM
79072805 755# endif
a687059c
LW
756#endif
757
a687059c 758#if INTSIZE == 2
79072805
LW
759# define htoni htons
760# define ntohi ntohs
a687059c 761#else
79072805
LW
762# define htoni htonl
763# define ntohi ntohl
a687059c
LW
764#endif
765
a0d0e21e 766/* Configure already sets Direntry_t */
35c8bce7 767#if defined(I_DIRENT)
663a0e37 768# include <dirent.h>
8f1f23e8
W
769 /* NeXT needs dirent + sys/dir.h */
770# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
771# include <sys/dir.h>
772# endif
ae986130 773#else
fe14fcc3 774# ifdef I_SYS_NDIR
79a0689e 775# include <sys/ndir.h>
663a0e37 776# else
fe14fcc3 777# ifdef I_SYS_DIR
79a0689e
LW
778# ifdef hp9000s500
779# include <ndir.h> /* may be wrong in the future */
780# else
781# include <sys/dir.h>
782# endif
663a0e37
LW
783# endif
784# endif
4633a7c4 785#endif
a687059c 786
12ae5dfc
JH
787#ifdef PERL_MICRO
788# ifndef DIR
789# define DIR void
790# endif
791#endif
792
352d5a3a
LW
793#ifdef FPUTS_BOTCH
794/* work around botch in SunOS 4.0.1 and 4.0.2 */
795# ifndef fputs
79072805 796# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
797# endif
798#endif
799
c623bd54
LW
800/*
801 * The following gobbledygook brought to you on behalf of __STDC__.
802 * (I could just use #ifndef __STDC__, but this is more bulletproof
803 * in the face of half-implementations.)
804 */
805
7114a2d2 806#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
807#include <sys/mode.h>
808#endif
809
c623bd54
LW
810#ifndef S_IFMT
811# ifdef _S_IFMT
812# define S_IFMT _S_IFMT
813# else
814# define S_IFMT 0170000
815# endif
816#endif
817
818#ifndef S_ISDIR
819# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
820#endif
821
822#ifndef S_ISCHR
823# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
824#endif
825
826#ifndef S_ISBLK
fe14fcc3
LW
827# ifdef S_IFBLK
828# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
829# else
830# define S_ISBLK(m) (0)
831# endif
c623bd54
LW
832#endif
833
834#ifndef S_ISREG
835# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
836#endif
837
838#ifndef S_ISFIFO
fe14fcc3
LW
839# ifdef S_IFIFO
840# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
841# else
842# define S_ISFIFO(m) (0)
843# endif
c623bd54
LW
844#endif
845
846#ifndef S_ISLNK
847# ifdef _S_ISLNK
848# define S_ISLNK(m) _S_ISLNK(m)
849# else
850# ifdef _S_IFLNK
851# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
852# else
853# ifdef S_IFLNK
854# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
855# else
856# define S_ISLNK(m) (0)
857# endif
858# endif
859# endif
860#endif
861
862#ifndef S_ISSOCK
863# ifdef _S_ISSOCK
864# define S_ISSOCK(m) _S_ISSOCK(m)
865# else
866# ifdef _S_IFSOCK
867# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
868# else
869# ifdef S_IFSOCK
870# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
871# else
872# define S_ISSOCK(m) (0)
873# endif
874# endif
875# endif
876#endif
877
878#ifndef S_IRUSR
879# ifdef S_IREAD
880# define S_IRUSR S_IREAD
881# define S_IWUSR S_IWRITE
882# define S_IXUSR S_IEXEC
883# else
884# define S_IRUSR 0400
885# define S_IWUSR 0200
886# define S_IXUSR 0100
887# endif
fac7cdfc 888#endif
889
890#ifndef S_IRGRP
891# ifdef S_IRUSR
892# define S_IRGRP (S_IRUSR>>3)
893# define S_IWGRP (S_IWUSR>>3)
894# define S_IXGRP (S_IXUSR>>3)
895# else
896# define S_IRGRP 0040
897# define S_IWGRP 0020
898# define S_IXGRP 0010
899# endif
900#endif
901
902#ifndef S_IROTH
903# ifdef S_IRUSR
904# define S_IROTH (S_IRUSR>>6)
905# define S_IWOTH (S_IWUSR>>6)
906# define S_IXOTH (S_IXUSR>>6)
907# else
908# define S_IROTH 0040
909# define S_IWOTH 0020
910# define S_IXOTH 0010
911# endif
c623bd54
LW
912#endif
913
914#ifndef S_ISUID
915# define S_ISUID 04000
916#endif
917
918#ifndef S_ISGID
919# define S_ISGID 02000
920#endif
921
ca6e1c26
JH
922#ifndef S_IRWXU
923# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 924#endif
ca6e1c26
JH
925
926#ifndef S_IRWXG
927# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 928#endif
ca6e1c26
JH
929
930#ifndef S_IRWXO
931# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 932#endif
ca6e1c26
JH
933
934#ifndef S_IREAD
935# define S_IREAD S_IRUSR
936#endif
937
938#ifndef S_IWRITE
939# define S_IWRITE S_IWUSR
940#endif
941
942#ifndef S_IEXEC
943# define S_IEXEC S_IXUSR
944#endif
945
79072805
LW
946#ifdef ff_next
947# undef ff_next
352d5a3a
LW
948#endif
949
a0d0e21e 950#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
951# define SLOPPYDIVIDE
952#endif
953
748a9306
LW
954#ifdef UV
955#undef UV
956#endif
957
c89df6bf
JH
958#ifdef SPRINTF_E_BUG
959# define sprintf UTS_sprintf_wrap
960#endif
961
c495e728
JH
962/* Configure gets this right but the UTS compiler gets it wrong.
963 -- Hal Morris <hom00@utsglobal.com> */
964#ifdef UTS
965# undef UVTYPE
966# define UVTYPE unsigned
967#endif
968
05f13f53 969/*
27d4fb96
PP
970 The IV type is supposed to be long enough to hold any integral
971 value or a pointer.
972 --Andy Dougherty August 1996
973*/
974
a22e52b9
JH
975typedef IVTYPE IV;
976typedef UVTYPE UV;
8175356b 977
10cc9d2a 978#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 979# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
980# define IV_MAX INT64_MAX
981# define IV_MIN INT64_MIN
982# define UV_MAX UINT64_MAX
cae7ae48
JH
983# ifndef UINT64_MIN
984# define UINT64_MIN 0
985# endif
5ff3f7a4
GS
986# define UV_MIN UINT64_MIN
987# else
988# define IV_MAX PERL_QUAD_MAX
989# define IV_MIN PERL_QUAD_MIN
990# define UV_MAX PERL_UQUAD_MAX
991# define UV_MIN PERL_UQUAD_MIN
992# endif
cf2093f6
JH
993# define IV_IS_QUAD
994# define UV_IS_QUAD
79072805 995#else
8175356b 996# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
997# define IV_MAX INT32_MAX
998# define IV_MIN INT32_MIN
716026f9
DL
999# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1000# define UV_MAX UINT32_MAX
1001# else
1002# define UV_MAX 4294967295U
1003# endif
cae7ae48
JH
1004# ifndef UINT32_MIN
1005# define UINT32_MIN 0
1006# endif
5ff3f7a4
GS
1007# define UV_MIN UINT32_MIN
1008# else
1009# define IV_MAX PERL_LONG_MAX
1010# define IV_MIN PERL_LONG_MIN
1011# define UV_MAX PERL_ULONG_MAX
1012# define UV_MIN PERL_ULONG_MIN
1013# endif
8175356b 1014# if IVSIZE == 8
cf2093f6
JH
1015# define IV_IS_QUAD
1016# define UV_IS_QUAD
de1c2614
JH
1017# ifndef HAS_QUAD
1018# define HAS_QUAD
1019# endif
cf2093f6
JH
1020# else
1021# undef IV_IS_QUAD
1022# undef UV_IS_QUAD
de1c2614 1023# undef HAS_QUAD
cf2093f6 1024# endif
79072805 1025#endif
d7d93a81 1026
6cde8aec 1027#if defined(uts) || defined(UTS)
11afe549
HM
1028# undef UV_MAX
1029# define UV_MAX (4294967295u)
20601011
JH
1030#endif
1031
cae7ae48 1032#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1033#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1034
28e5dec8 1035#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1036#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1037#endif
1038
d460ef45 1039/*
26bb67e2
JH
1040 * The macros INT2PTR and NUM2PTR are (despite their names)
1041 * bi-directional: they will convert int/float to or from pointers.
1042 * However the conversion to int/float are named explicitly:
1043 * PTR2IV, PTR2UV, PTR2NV.
1044 *
1045 * For int conversions we do not need two casts if pointers are
1046 * the same size as IV and UV. Otherwise we need an explicit
1047 * cast (PTRV) to avoid compiler warnings.
1048 */
56431972
RB
1049#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1050# define PTRV UV
1051# define INT2PTR(any,d) (any)(d)
1052#else
d460ef45 1053# if PTRSIZE == LONGSIZE
56431972 1054# define PTRV unsigned long
42718184 1055# else
56431972 1056# define PTRV unsigned
42718184 1057# endif
56431972 1058# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1059#endif
56431972
RB
1060#define NUM2PTR(any,d) (any)(PTRV)(d)
1061#define PTR2IV(p) INT2PTR(IV,p)
1062#define PTR2UV(p) INT2PTR(UV,p)
1063#define PTR2NV(p) NUM2PTR(NV,p)
d460ef45 1064#if PTRSIZE == LONGSIZE
d2560b70
RB
1065# define PTR2ul(p) (unsigned long)(p)
1066#else
1067# define PTR2ul(p) INT2PTR(unsigned long,p)
1068#endif
d460ef45 1069
65202027 1070#ifdef USE_LONG_DOUBLE
1048ea30
JH
1071# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1072# define LONG_DOUBLE_EQUALS_DOUBLE
1073# endif
68d4903c 1074# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1075# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1076# endif
1077#endif
1078
2d4389e4
JH
1079#ifdef OVR_DBL_DIG
1080/* Use an overridden DBL_DIG */
1081# ifdef DBL_DIG
1082# undef DBL_DIG
1083# endif
1084# define DBL_DIG OVR_DBL_DIG
1085#else
1086/* The following is all to get DBL_DIG, in order to pick a nice
1087 default value for printing floating point numbers in Gconvert.
1088 (see config.h)
1089*/
1090#ifdef I_LIMITS
1091#include <limits.h>
1092#endif
1093#ifdef I_FLOAT
1094#include <float.h>
1095#endif
1096#ifndef HAS_DBL_DIG
1097#define DBL_DIG 15 /* A guess that works lots of places */
1098#endif
1099#endif
cbca01e1
JH
1100#ifdef I_FLOAT
1101#include <float.h>
1102#endif
1103#ifndef HAS_DBL_DIG
1104#define DBL_DIG 15 /* A guess that works lots of places */
1105#endif
2d4389e4
JH
1106
1107#ifdef OVR_LDBL_DIG
1108/* Use an overridden LDBL_DIG */
1109# ifdef LDBL_DIG
1110# undef LDBL_DIG
1111# endif
1112# define LDBL_DIG OVR_LDBL_DIG
1113#else
1114/* The following is all to get LDBL_DIG, in order to pick a nice
1115 default value for printing floating point numbers in Gconvert.
1116 (see config.h)
1117*/
68d4903c
JH
1118# ifdef I_LIMITS
1119# include <limits.h>
1120# endif
1121# ifdef I_FLOAT
1122# include <float.h>
1123# endif
1124# ifndef HAS_LDBL_DIG
1125# if LONG_DOUBLESIZE == 10
1126# define LDBL_DIG 18 /* assume IEEE */
1127# else
1128# if LONG_DOUBLESIZE == 12
1129# define LDBL_DIG 18 /* gcc? */
1130# else
1131# if LONG_DOUBLESIZE == 16
1132# define LDBL_DIG 33 /* assume IEEE */
1133# else
1134# if LONG_DOUBLESIZE == DOUBLESIZE
1135# define LDBL_DIG DBL_DIG /* bummer */
1136# endif
1137# endif
1138# endif
1139# endif
1140# endif
2d4389e4
JH
1141#endif
1142
a22e52b9 1143typedef NVTYPE NV;
8175356b 1144
792d8dab
JH
1145#ifdef I_IEEEFP
1146# include <ieeefp.h>
1147#endif
923fc586 1148
65202027 1149#ifdef USE_LONG_DOUBLE
923fc586
JH
1150# ifdef I_SUNMATH
1151# include <sunmath.h>
1152# endif
2d4389e4 1153# define NV_DIG LDBL_DIG
d6c14000
JH
1154# ifdef LDBL_MANT_DIG
1155# define NV_MANT_DIG LDBL_MANT_DIG
1156# endif
06fc1729
JH
1157# ifdef LDBL_MIN
1158# define NV_MIN LDBL_MIN
1159# endif
1160# ifdef LDBL_MAX
1161# define NV_MAX LDBL_MAX
1162# endif
1163# ifdef LDBL_MIN_10_EXP
1164# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1165# endif
1166# ifdef LDBL_MAX_10_EXP
1167# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1168# endif
1169# ifdef LDBL_EPSILON
1170# define NV_EPSILON LDBL_EPSILON
1171# endif
f4a14a62
JH
1172# ifdef LDBL_MAX
1173# define NV_MAX LDBL_MAX
1174# define NV_MIN LDBL_MIN
1175# else
1176# ifdef HUGE_VALL
1177# define NV_MAX HUGE_VALL
1178# else
1179# ifdef HUGE_VAL
1180# define NV_MAX ((NV)HUGE_VAL)
1181# endif
1182# endif
1183# endif
68d4903c 1184# ifdef HAS_SQRTL
68d4903c
JH
1185# define Perl_cos cosl
1186# define Perl_sin sinl
1187# define Perl_sqrt sqrtl
1188# define Perl_exp expl
1189# define Perl_log logl
1190# define Perl_atan2 atan2l
1191# define Perl_pow powl
1192# define Perl_floor floorl
1193# define Perl_fmod fmodl
1194# endif
a3540c92
JH
1195/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1196# ifdef HAS_MODFL
1197# define Perl_modf(x,y) modfl(x,y)
e82e08d5
JH
1198# else
1199# define Perl_modf(x,y) ((long double)modf((double)(x),(double*)(y)))
a3540c92
JH
1200# endif
1201# ifdef HAS_FREXPL
dff3e0b8 1202# define Perl_frexp(x,y) frexpl(x,y)
e82e08d5
JH
1203# else
1204# define Perl_frexp(x,y) ((long double)frexp((double)(x),y))
a3540c92 1205# endif
758a5d79
JH
1206# ifndef Perl_isinf
1207# ifdef HAS_ISNANL
1208# define Perl_isnan(x) isnanl(x)
1209# endif
1210# endif
1211# ifndef Perl_isinf
1212# ifdef HAS_FINITEL
1213# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
1214# endif
1215# endif
65202027 1216#else
2d4389e4 1217# define NV_DIG DBL_DIG
d6c14000
JH
1218# ifdef DBL_MANT_DIG
1219# define NV_MANT_DIG DBL_MANT_DIG
1220# endif
06fc1729
JH
1221# ifdef DBL_MIN
1222# define NV_MIN DBL_MIN
1223# endif
1224# ifdef DBL_MAX
1225# define NV_MAX DBL_MAX
1226# endif
1227# ifdef DBL_MIN_10_EXP
1228# define NV_MIN_10_EXP DBL_MIN_10_EXP
1229# endif
1230# ifdef DBL_MAX_10_EXP
1231# define NV_MAX_10_EXP DBL_MAX_10_EXP
1232# endif
1233# ifdef DBL_EPSILON
1234# define NV_EPSILON DBL_EPSILON
1235# endif
f4a14a62
JH
1236# ifdef DBL_MAX
1237# define NV_MAX DBL_MAX
1238# define NV_MIN DBL_MIN
1239# else
1240# ifdef HUGE_VAL
1241# define NV_MAX HUGE_VAL
1242# endif
1243# endif
65202027
DS
1244# define Perl_cos cos
1245# define Perl_sin sin
1246# define Perl_sqrt sqrt
1247# define Perl_exp exp
1248# define Perl_log log
1249# define Perl_atan2 atan2
1250# define Perl_pow pow
1251# define Perl_floor floor
65202027 1252# define Perl_fmod fmod
a3540c92 1253# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1254# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
1255#endif
1256
1257/* rumor has it that Win32 has _fpclass() */
1258
1259#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1260# ifdef I_IEEFP
1261# include <ieeefp.h>
1262# endif
1263# ifdef I_FP
1264# include <fp.h>
1265# endif
1266# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1267# define Perl_fp_class() fpclassl(x)
1268# else
1269# define Perl_fp_class() fpclass(x)
1270# endif
1271# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1272# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1273# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1274# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1275# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1276# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1277# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1278# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1279# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1280# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1281# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1282# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1283# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1284# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1285# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1286#endif
1287
7114a2d2 1288#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
1289# include <math.h>
1290# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1291# include <fp_class.h>
1292# endif
1293# define Perl_fp_class(x) fp_class(x)
1294# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1295# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1296# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1297# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1298# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1299# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1300# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1301# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1302# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1303# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1304# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1305# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1306# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1307# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1308# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1309#endif
1310
1311#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1312# include <math.h>
1313# define Perl_fp_class(x) fpclassify(x)
1314# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN|FP|_fp_classify(x)==QNAN)
1315# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1316# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1317# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1318# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1319#endif
1320
1321#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1322# include <math.h>
1323# ifndef _cplusplus
1324# define Perl_fp_class(x) class(x)
1325# else
1326# define Perl_fp_class(x) _class(x)
1327# endif
1328# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1329# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1330# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1331# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1332# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1333# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1334# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1335# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1336# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1337# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1338# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1339# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1340# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1341# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1342# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1343#endif
1344
1345/* rumor has it that Win32 has _isnan() */
1346
1347#ifndef Perl_isnan
a3540c92 1348# ifdef HAS_ISNAN
758a5d79
JH
1349# define Perl_isnan(x) isnan((NV)x)
1350# else
1351# ifdef Perl_fp_class_nan
1352# define Perl_isnan(x) Perl_fp_class_nan(x)
1353# else
1354# ifdef HAS_UNORDERED
1355# define Perl_isnan(x) unordered((x), 0.0)
1356# else
1357# define Perl_isnan(x) ((x)!=(x))
1358# endif
1359# endif
1360# endif
1361#endif
1362
ca6c63e1
JH
1363#ifdef UNDER_CE
1364int isnan(double d);
1365#endif
1366
758a5d79
JH
1367#ifndef Perl_isinf
1368# ifdef HAS_ISINF
1369# define Perl_isinf(x) isinf((NV)x)
a3540c92 1370# else
758a5d79
JH
1371# ifdef Perl_fp_class_inf
1372# define Perl_isinf(x) Perl_fp_class_inf(x)
1373# else
1374# define Perl_isinf(x) ((x)==NV_INF)
1375# endif
1376# endif
1377#endif
1378
1379#ifndef Perl_isfinite
1380# ifdef HAS_FINITE
1381# define Perl_isfinite(x) finite((NV)x)
1382# else
1383# ifdef HAS_ISFINITE
1384# define Perl_isfinite(x) isfinite(x)
1385# else
1386# ifdef Perl_fp_class_finite
1387# define Perl_isfinite(x) Perl_fp_class_finite(x)
1388# else
1389# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1390# endif
1391# endif
a3540c92 1392# endif
65202027
DS
1393#endif
1394
1f727ac0
HS
1395#define Perl_atof(s) Perl_my_atof(s)
1396#define Perl_atof2(s, np) Perl_my_atof2(s, np)
cf2093f6 1397
d460ef45 1398/* Previously these definitions used hardcoded figures.
760ac839
LW
1399 * It is hoped these formula are more portable, although
1400 * no data one way or another is presently known to me.
1401 * The "PERL_" names are used because these calculated constants
1402 * do not meet the ANSI requirements for LONG_MAX, etc., which
1403 * need to be constants acceptable to #if - kja
1404 * define PERL_LONG_MAX 2147483647L
1405 * define PERL_LONG_MIN (-LONG_MAX - 1)
1406 * define PERL ULONG_MAX 4294967295L
1407 */
1408
1409#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1410# include <limits.h>
1411#else
1412#ifdef I_VALUES
1413# include <values.h>
1414#endif
1415#endif
1416
99abf803
PP
1417/*
1418 * Try to figure out max and min values for the integral types. THE CORRECT
1419 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1420 * following hacks are used if neither limits.h or values.h provide them:
1421 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1422 * for types < int: (unsigned TYPE)~(unsigned)0
1423 * The argument to ~ must be unsigned so that later signed->unsigned
1424 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1425 * and it must not be smaller than int because ~ does integral promotion.
1426 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1427 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1428 * The latter is a hack which happens to work on some machines but
1429 * does *not* catch any random system, or things like integer types
1430 * with NaN if that is possible.
1431 *
1432 * All of the types are explicitly cast to prevent accidental loss of
1433 * numeric range, and in the hope that they will be less likely to confuse
1434 * over-eager optimizers.
1435 *
1436 */
27d4fb96 1437
99abf803
PP
1438#define PERL_UCHAR_MIN ((unsigned char)0)
1439
1440#ifdef UCHAR_MAX
1441# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1442#else
99abf803
PP
1443# ifdef MAXUCHAR
1444# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1445# else
99abf803 1446# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
1447# endif
1448#endif
d460ef45 1449
99abf803
PP
1450/*
1451 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1452 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1453 * depending on local options. Until Configure detects this (or at least
1454 * detects whether the "signed" keyword is available) the CHAR ranges
1455 * will not be included. UCHAR functions normally.
1456 * - kja
1457 */
27d4fb96 1458
99abf803
PP
1459#define PERL_USHORT_MIN ((unsigned short)0)
1460
1461#ifdef USHORT_MAX
1462# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 1463#else
99abf803
PP
1464# ifdef MAXUSHORT
1465# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 1466# else
ef2f54b0
CB
1467# ifdef USHRT_MAX
1468# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1469# else
1470# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1471# endif
27d4fb96
PP
1472# endif
1473#endif
1474
27d4fb96 1475#ifdef SHORT_MAX
99abf803 1476# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
1477#else
1478# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 1479# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 1480# else
ef2f54b0
CB
1481# ifdef SHRT_MAX
1482# define PERL_SHORT_MAX ((short)SHRT_MAX)
1483# else
1484# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1485# endif
27d4fb96
PP
1486# endif
1487#endif
1488
1489#ifdef SHORT_MIN
99abf803 1490# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
1491#else
1492# ifdef MINSHORT
99abf803 1493# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 1494# else
ef2f54b0
CB
1495# ifdef SHRT_MIN
1496# define PERL_SHORT_MIN ((short)SHRT_MIN)
1497# else
1498# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1499# endif
27d4fb96
PP
1500# endif
1501#endif
1502
99abf803
PP
1503#ifdef UINT_MAX
1504# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 1505#else
99abf803
PP
1506# ifdef MAXUINT
1507# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 1508# else
99abf803 1509# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
1510# endif
1511#endif
1512
99abf803 1513#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
1514
1515#ifdef INT_MAX
99abf803 1516# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
1517#else
1518# ifdef MAXINT /* Often used in <values.h> */
99abf803 1519# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 1520# else
99abf803 1521# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
1522# endif
1523#endif
1524
1525#ifdef INT_MIN
99abf803 1526# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
1527#else
1528# ifdef MININT
99abf803 1529# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
1530# else
1531# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1532# endif
1533#endif
1534
99abf803
PP
1535#ifdef ULONG_MAX
1536# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 1537#else
99abf803
PP
1538# ifdef MAXULONG
1539# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 1540# else
99abf803 1541# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
1542# endif
1543#endif
1544
99abf803 1545#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 1546
760ac839 1547#ifdef LONG_MAX
99abf803 1548# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
1549#else
1550# ifdef MAXLONG /* Often used in <values.h> */
99abf803 1551# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 1552# else
99abf803 1553# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
1554# endif
1555#endif
1556
1557#ifdef LONG_MIN
99abf803 1558# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
1559#else
1560# ifdef MINLONG
99abf803 1561# define PERL_LONG_MIN ((long)MINLONG)
760ac839 1562# else
27d4fb96 1563# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
1564# endif
1565#endif
1566
d7d93a81 1567#ifdef UV_IS_QUAD
99abf803 1568
99abf803 1569# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 1570# define PERL_UQUAD_MIN ((UV)0)
99abf803 1571# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 1572# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 1573
79072805
LW
1574#endif
1575
880b20b6
IZ
1576struct perl_mstats {
1577 UV *nfree;
1578 UV *ntotal;
1579 IV topbucket, topbucket_ev, topbucket_odd, totfree, total, total_chain;
1580 IV total_sbrk, sbrks, sbrk_good, sbrk_slack, start_slack, sbrked_remains;
1581 IV minbucket;
1582 /* Level 1 info */
1583 UV *bucket_mem_size;
1584 UV *bucket_available_size;
1585 UV nbuckets;
1586};
830247a4 1587struct RExC_state_t;
880b20b6 1588
ee0007ab 1589typedef MEM_SIZE STRLEN;
450a55e4 1590
79072805
LW
1591typedef struct op OP;
1592typedef struct cop COP;
1593typedef struct unop UNOP;
1594typedef struct binop BINOP;
1595typedef struct listop LISTOP;
1596typedef struct logop LOGOP;
79072805
LW
1597typedef struct pmop PMOP;
1598typedef struct svop SVOP;
7934575e 1599typedef struct padop PADOP;
79072805 1600typedef struct pvop PVOP;
79072805
LW
1601typedef struct loop LOOP;
1602
93a17b20 1603typedef struct interpreter PerlInterpreter;
d2b3f365
SS
1604
1605/* Amdahl's <ksync.h> has struct sv */
1606/* SGI's <sys/sema.h> has struct sv */
1607#if defined(UTS) || defined(__sgi)
1608# define STRUCT_SV perl_sv
b8d3c5db
JH
1609#else
1610# define STRUCT_SV sv
1611#endif
1612typedef struct STRUCT_SV SV;
79072805
LW
1613typedef struct av AV;
1614typedef struct hv HV;
1615typedef struct cv CV;
378cc40b 1616typedef struct regexp REGEXP;
79072805 1617typedef struct gp GP;
0c30d9ec 1618typedef struct gv GV;
8990e307 1619typedef struct io IO;
c09156bb 1620typedef struct context PERL_CONTEXT;
79072805
LW
1621typedef struct block BLOCK;
1622
1623typedef struct magic MAGIC;
ed6116ce 1624typedef struct xrv XRV;
79072805
LW
1625typedef struct xpv XPV;
1626typedef struct xpviv XPVIV;
ff68c719 1627typedef struct xpvuv XPVUV;
79072805
LW
1628typedef struct xpvnv XPVNV;
1629typedef struct xpvmg XPVMG;
1630typedef struct xpvlv XPVLV;
1631typedef struct xpvav XPVAV;
1632typedef struct xpvhv XPVHV;
1633typedef struct xpvgv XPVGV;
1634typedef struct xpvcv XPVCV;
1635typedef struct xpvbm XPVBM;
1636typedef struct xpvfm XPVFM;
8990e307 1637typedef struct xpvio XPVIO;
79072805
LW
1638typedef struct mgvtbl MGVTBL;
1639typedef union any ANY;
5f7fde29
GS
1640typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
1641typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
1642typedef struct clone_params CLONE_PARAMS;
1643
8d063cd8 1644
378cc40b 1645#include "handy.h"
a0d0e21e 1646
6b8eaf93 1647#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
1648# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
1649# define USE_64_BIT_RAWIO /* implicit */
1650# endif
4564133c
JH
1651#endif
1652
6b8eaf93
JH
1653/* Notice the use of HAS_FSEEKO: now we are obligated to always use
1654 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
1655 * however, because operating systems like to do that themself. */
1656#ifndef FSEEKSIZE
1657# ifdef HAS_FSEEKO
1658# define FSEEKSIZE LSEEKSIZE
1659# else
1660# define FSEEKSIZE LONGSIZE
d460ef45 1661# endif
6b8eaf93
JH
1662#endif
1663
1664#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
1665# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
1666# define USE_64_BIT_STDIO /* implicit */
1667# endif
1668#endif
4564133c 1669
09458382 1670#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
1671# ifdef HAS_OFF64_T
1672# undef Off_t
1673# define Off_t off64_t
1674# undef LSEEKSIZE
1675# define LSEEKSIZE 8
5ff3f7a4 1676# endif
d9b3e12d
JH
1677/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1678 * will trigger defines like the ones below. Some 64-bit environments,
09458382 1679 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
1680# if defined(USE_OPEN64)
1681# define open open64
5ff3f7a4 1682# endif
d9b3e12d
JH
1683# if defined(USE_LSEEK64)
1684# define lseek lseek64
6b8eaf93
JH
1685# else
1686# if defined(USE_LLSEEK)
1687# define lseek llseek
1688# endif
d9b3e12d
JH
1689# endif
1690# if defined(USE_STAT64)
1691# define stat stat64
1692# endif
1693# if defined(USE_FSTAT64)
1694# define fstat fstat64
1695# endif
1696# if defined(USE_LSTAT64)
1697# define lstat lstat64
1698# endif
1699# if defined(USE_FLOCK64)
1700# define flock flock64
1701# endif
1702# if defined(USE_LOCKF64)
1703# define lockf lockf64
1704# endif
1705# if defined(USE_FCNTL64)
1706# define fcntl fcntl64
1707# endif
1708# if defined(USE_TRUNCATE64)
1709# define truncate truncate64
1710# endif
1711# if defined(USE_FTRUNCATE64)
1712# define ftruncate ftruncate64
1713# endif
1714#endif
1715
1716#ifdef USE_64_BIT_STDIO
1717# ifdef HAS_FPOS64_T
1718# undef Fpos_t
1719# define Fpos_t fpos64_t
1720# endif
1721/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1722 * will trigger defines like the ones below. Some 64-bit environments,
1723 * however, do not. */
1724# if defined(USE_FOPEN64)
1725# define fopen fopen64
1726# endif
1727# if defined(USE_FSEEK64)
6b8eaf93 1728# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
1729# endif
1730# if defined(USE_FTELL64)
6b8eaf93 1731# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
1732# endif
1733# if defined(USE_FSETPOS64)
1734# define fsetpos fsetpos64
1735# endif
1736# if defined(USE_FGETPOS64)
1737# define fgetpos fgetpos64
1738# endif
1739# if defined(USE_TMPFILE64)
1740# define tmpfile tmpfile64
1741# endif
1742# if defined(USE_FREOPEN64)
1743# define freopen freopen64
5ff3f7a4
GS
1744# endif
1745#endif
1746
af8b425d 1747#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH
1748# include "iperlsys.h"
1749#endif
1750
6f71a643
JH
1751#if defined(__OPEN_VM)
1752# include "vmesa/vmesaish.h"
1753#endif
1754
748a9306 1755#ifdef DOSISH
4633a7c4
LW
1756# if defined(OS2)
1757# include "os2ish.h"
1758# else
748a9306 1759# include "dosish.h"
4633a7c4 1760# endif
a0d0e21e 1761#else
748a9306
LW
1762# if defined(VMS)
1763# include "vmsish.h"
96e176bf 1764# include "embed.h"
748a9306 1765# else
0c30d9ec
PP
1766# if defined(PLAN9)
1767# include "./plan9/plan9ish.h"
1768# else
1d84e8df
JH
1769# if defined(MPE)
1770# include "mpeix/mpeixish.h"
1771# else
495c5fdc
GP
1772# if defined(__VOS__)
1773# include "vosish.h"
1774# else
4d2c4e07
OF
1775# if defined(EPOC)
1776# include "epocish.h"
1777# else
cd39f2b6
JH
1778# if defined(MACOS_TRADITIONAL)
1779# include "macos/macish.h"
2b3f4ecd
JH
1780# ifndef NO_ENVIRON_ARRAY
1781# define NO_ENVIRON_ARRAY
1782# endif
cd39f2b6
JH
1783# else
1784# include "unixish.h"
1785# endif
4d2c4e07 1786# endif
495c5fdc 1787# endif
1d84e8df 1788# endif
0c30d9ec 1789# endif
748a9306 1790# endif
13b6e58c
JH
1791#endif
1792
1793#ifndef NO_ENVIRON_ARRAY
1794# define USE_ENVIRON_ARRAY
1795#endif
32f822de 1796
103a7189
JH
1797#ifdef JPL
1798 /* E.g. JPL needs to operate on a copy of the real environment.
1799 * JDK 1.2 and 1.3 seem to get upset if the original environment
1800 * is diddled with. */
1801# define NEED_ENVIRON_DUP_FOR_MODIFY
1802#endif
1803
c77b533b
JH
1804/*
1805 * initialise to avoid floating-point exceptions from overflow, etc
1806 */
1807#ifndef PERL_FPU_INIT
1808# ifdef HAS_FPSETMASK
1809# if HAS_FLOATINGPOINT_H
1810# include <floatingpoint.h>
1811# endif
1812# define PERL_FPU_INIT fpsetmask(0);
c77b533b 1813# else
7014c407
JH
1814# if defined(SIGFPE) && defined(SIG_IGN)
1815# define PERL_FPU_INIT signal(SIGFPE, SIG_IGN);
1816# else
1817# define PERL_FPU_INIT
1818# endif
c77b533b
JH
1819# endif
1820#endif
1821
ed344e4f
IZ
1822#ifndef PERL_SYS_INIT3
1823# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
1824#endif
1825
be708cc0
JH
1826#ifndef PERL_WRITE_MSG_TO_CONSOLE
1827# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
1828#endif
1829
0f31cffe
GS
1830#ifndef MAXPATHLEN
1831# ifdef PATH_MAX
b990c8b2
JH
1832# ifdef _POSIX_PATH_MAX
1833# if PATH_MAX > _POSIX_PATH_MAX
1834/* MAXPATHLEN is supposed to include the final null character,
1835 * as opposed to PATH_MAX and _POSIX_PATH_MAX. */
1836# define MAXPATHLEN (PATH_MAX+1)
1837# else
1838# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1839# endif
1840# else
1841# define MAXPATHLEN (PATH_MAX+1)
1842# endif
0f31cffe 1843# else
b990c8b2
JH
1844# ifdef _POSIX_PATH_MAX
1845# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1846# else
1847# define MAXPATHLEN 1024 /* Err on the large side. */
1848# endif
0f31cffe
GS
1849# endif
1850#endif
1851
d460ef45 1852/*
4d1ff10f 1853 * USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 1854 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
1855 * this results in many functions being undeclared which bothers C++
1856 * May make sense to have threads after "*ish.h" anyway
1857 */
1858
4d1ff10f
AB
1859#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
1860# if defined(USE_5005THREADS)
79d59c5f
GS
1861 /* pending resolution of licensing issues, we avoid the erstwhile
1862 * atomic.h everywhere */
1863# define EMULATE_ATOMIC_REFCOUNTS
1feb2720 1864# endif
2986a63f
JH
1865# ifdef NETWARE
1866# include <nw5thread.h>
1867# else
32f822de
GS
1868# ifdef FAKE_THREADS
1869# include "fakethr.h"
1870# else
1871# ifdef WIN32
1872# include <win32thread.h>
1873# else
dd96f567
IZ
1874# ifdef OS2
1875# include "os2thread.h"
1876# else
7f3d1cf1 1877# ifdef I_MACH_CTHREADS
bdd66968 1878# include <mach/cthreads.h>
8f1f23e8 1879# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
1880# define MUTEX_INIT_CALLS_MALLOC
1881# endif
7f3d1cf1
BH
1882typedef cthread_t perl_os_thread;
1883typedef mutex_t perl_mutex;
1884typedef condition_t perl_cond;
1885typedef void * perl_key;
1886# else /* Posix threads */
1f5ae88c
JH
1887# ifdef I_PTHREAD
1888# include <pthread.h>
1889# endif
7f3d1cf1
BH
1890typedef pthread_t perl_os_thread;
1891typedef pthread_mutex_t perl_mutex;
1892typedef pthread_cond_t perl_cond;
1893typedef pthread_key_t perl_key;
1894# endif /* I_MACH_CTHREADS */
dd96f567 1895# endif /* OS2 */
32f822de
GS
1896# endif /* WIN32 */
1897# endif /* FAKE_THREADS */
2986a63f 1898#endif /* NETWARE */
4d1ff10f 1899#endif /* USE_5005THREADS || USE_ITHREADS */
c5be433b 1900
66a93824 1901#if defined(WIN32)
1feb2720 1902# include "win32.h"
c5be433b
GS
1903#endif
1904
2986a63f
JH
1905#ifdef NETWARE
1906# include "netware.h"
1907#endif
1908
68dc0745 1909#ifdef VMS
6b88bc9c 1910# define STATUS_NATIVE PL_statusvalue_vms
68dc0745 1911# define STATUS_NATIVE_EXPORT \
d98f61e7 1912 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
68dc0745
PP
1913# define STATUS_NATIVE_SET(n) \
1914 STMT_START { \
6b88bc9c
GS
1915 PL_statusvalue_vms = (n); \
1916 if ((I32)PL_statusvalue_vms == -1) \
3280af22 1917 PL_statusvalue = -1; \
6b88bc9c 1918 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
3280af22 1919 PL_statusvalue = 0; \
6b88bc9c
GS
1920 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
1921 PL_statusvalue = 1 << 8; \
68dc0745 1922 else \
6b88bc9c 1923 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
68dc0745 1924 } STMT_END
3280af22 1925# define STATUS_POSIX PL_statusvalue
68dc0745
PP
1926# ifdef VMSISH_STATUS
1927# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
1928# else
1929# define STATUS_CURRENT STATUS_POSIX
1930# endif
1931# define STATUS_POSIX_SET(n) \
1932 STMT_START { \
3280af22
NIS
1933 PL_statusvalue = (n); \
1934 if (PL_statusvalue != -1) { \
1935 PL_statusvalue &= 0xFFFF; \
6b88bc9c 1936 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
68dc0745 1937 } \
6b88bc9c 1938 else PL_statusvalue_vms = -1; \
68dc0745 1939 } STMT_END
6b88bc9c
GS
1940# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
1941# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
68dc0745
PP
1942#else
1943# define STATUS_NATIVE STATUS_POSIX
1944# define STATUS_NATIVE_EXPORT STATUS_POSIX
1945# define STATUS_NATIVE_SET STATUS_POSIX_SET
3280af22 1946# define STATUS_POSIX PL_statusvalue
68dc0745
PP
1947# define STATUS_POSIX_SET(n) \
1948 STMT_START { \
3280af22
NIS
1949 PL_statusvalue = (n); \
1950 if (PL_statusvalue != -1) \
1951 PL_statusvalue &= 0xFFFF; \
68dc0745
PP
1952 } STMT_END
1953# define STATUS_CURRENT STATUS_POSIX
3280af22
NIS
1954# define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
1955# define STATUS_ALL_FAILURE (PL_statusvalue = 1)
68dc0745
PP
1956#endif
1957
cc3604b1
GS
1958/* flags in PL_exit_flags for nature of exit() */
1959#define PERL_EXIT_EXPECTED 0x01
31d77e54 1960#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 1961
0b94c7bb 1962#ifndef MEMBER_TO_FPTR
a7cb1f99
GS
1963# define MEMBER_TO_FPTR(name) name
1964#endif
1965
1966/* format to use for version numbers in file/directory names */
273cf8d1 1967/* XXX move to Configure? */
a7cb1f99 1968#ifndef PERL_FS_VER_FMT
273cf8d1 1969# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS
1970#endif
1971
45bc9206 1972/* This defines a way to flush all output buffers. This may be a
76549fef
JH
1973 * performance issue, so we allow people to disable it. Also, if
1974 * we are using stdio, there are broken implementations of fflush(NULL)
1975 * out there, Solaris being the most prominent.
45bc9206
GS
1976 */
1977#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 1978# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 1979# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
1980# else
1981# ifdef FFLUSH_ALL
1982# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 1983# else
c5be433b 1984# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 1985# endif
66fe083f 1986# endif
45bc9206
GS
1987#endif
1988
7766f137
GS
1989#ifndef PERL_WAIT_FOR_CHILDREN
1990# define PERL_WAIT_FOR_CHILDREN NOOP
1991#endif
1992
ba869deb 1993/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
1994#ifndef PERL_SET_INTERP
1995# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
1996#endif
1997
1998#ifndef PERL_GET_INTERP
1999# define PERL_GET_INTERP (PL_curinterp)
2000#endif
2001
54aff467 2002#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
4d1ff10f 2003# ifdef USE_5005THREADS
ba869deb 2004# define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT)
54aff467
GS
2005# else
2006# ifdef MULTIPLICITY
ba869deb 2007# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467
GS
2008# endif
2009# endif
ba869deb
GS
2010# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2011#endif
2012
894356b3
GS
2013#ifndef SVf
2014# ifdef CHECK_FORMAT
2015# define SVf "p"
2016# else
2017# define SVf "_"
d460ef45 2018# endif
894356b3
GS
2019#endif
2020
d2560b70
RB
2021#ifndef UVf
2022# ifdef CHECK_FORMAT
2023# define UVf UVuf
2024# else
2025# define UVf "Vu"
d460ef45 2026# endif
d2560b70
RB
2027#endif
2028
2029#ifndef VDf
2030# ifdef CHECK_FORMAT
2031# define VDf "p"
2032# else
2033# define VDf "vd"
d460ef45 2034# endif
d2560b70
RB
2035#endif
2036
b3fe4827
RB
2037#ifndef Nullformat
2038# ifdef CHECK_FORMAT
2039# define Nullformat "%s",""
2040# else
2041# define Nullformat Nullch
2042# endif
2043#endif
2044
3fc1aec6
PP
2045/* Some unistd.h's give a prototype for pause() even though
2046 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2047 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
2048*/
2049#ifdef HAS_PAUSE
2050#define Pause pause
2051#else
2052#define Pause() sleep((32767<<16)+32767)
748a9306
LW
2053#endif
2054
2055#ifndef IOCPARM_LEN
2056# ifdef IOCPARM_MASK
2057 /* on BSDish systes we're safe */
2058# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2059# else
2060 /* otherwise guess at what's safe */
2061# define IOCPARM_LEN(x) 256
2062# endif
a0d0e21e
LW
2063#endif
2064
1761cee5 2065#if defined(__CYGWIN__)
521e0776
GS
2066/* USEMYBINMODE
2067 * This symbol, if defined, indicates that the program should
16fe6d59 2068 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
2069 * that a file is in "binary" mode -- that is, that no translation
2070 * of bytes occurs on read or write operations.
2071 */
2072# define USEMYBINMODE / **/
16fe6d59
GS
2073# define my_binmode(fp, iotype, mode) \
2074 (PerlLIO_setmode(PerlIO_fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
2075#endif
2076
cea2e8a9
GS
2077#ifdef UNION_ANY_DEFINITION
2078UNION_ANY_DEFINITION;
2079#else
2080union any {
2081 void* any_ptr;
2082 I32 any_i32;
2083 IV any_iv;
2084 long any_long;
c76ac1ee 2085 void (*any_dptr) (void*);
acfe0abc 2086 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
2087};
2088#endif
2089
4d1ff10f 2090#ifdef USE_5005THREADS
cea2e8a9
GS
2091#define ARGSproto struct perl_thread *thr
2092#else
2093#define ARGSproto
4d1ff10f 2094#endif /* USE_5005THREADS */
cea2e8a9 2095
acfe0abc 2096typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
2097
2098#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2099#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2100#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2101
af8b425d 2102#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH
2103# include "iperlsys.h"
2104#endif
378cc40b 2105#include "regexp.h"
79072805 2106#include "sv.h"
378cc40b 2107#include "util.h"
8d063cd8 2108#include "form.h"
79072805
LW
2109#include "gv.h"
2110#include "cv.h"
abdd5c84 2111#include "opnames.h"
79072805
LW
2112#include "op.h"
2113#include "cop.h"
2114#include "av.h"
2115#include "hv.h"
2116#include "mg.h"
2117#include "scope.h"
4438c4b7 2118#include "warnings.h"
a0ed51b3 2119#include "utf8.h"
cd1ee231 2120#include "sharedsv.h"
8d063cd8 2121
7fae4e64
GS
2122/* Current curly descriptor */
2123typedef struct curcur CURCUR;
2124struct curcur {
2125 int parenfloor; /* how far back to strip paren data */
2126 int cur; /* how many instances of scan we've matched */
2127 int min; /* the minimal number of scans to match */
2128 int max; /* the maximal number of scans to match */
2129 int minmod; /* whether to work our way up or down */
2130 regnode * scan; /* the thing to match */
2131 regnode * next; /* what has to match after it */
2132 char * lastloc; /* where we started matching this scan */
2133 CURCUR * oldcc; /* current curly before we started this one */
2134};
2135
2136typedef struct _sublex_info SUBLEXINFO;
2137struct _sublex_info {
2138 I32 super_state; /* lexer state to save */
2139 I32 sub_inwhat; /* "lex_inwhat" to use */
2140 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS
2141 char *super_bufptr; /* PL_bufptr that was */
2142 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS
2143};
2144
455ece5e 2145typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 2146
2c2d71f5 2147struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 2148struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS
2149
2150typedef I32 CHECKPOINT;
76e3520e 2151
5f7fde29
GS
2152struct ptr_tbl_ent {
2153 struct ptr_tbl_ent* next;
2154 void* oldval;
2155 void* newval;
d18c6117
GS
2156};
2157
5f7fde29
GS
2158struct ptr_tbl {
2159 struct ptr_tbl_ent** tbl_ary;
2160 UV tbl_max;
2161 UV tbl_items;
d18c6117
GS
2162};
2163
450a55e4 2164#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW
2165# define I286
2166#endif
2167
fe14fcc3
LW
2168#if defined(htonl) && !defined(HAS_HTONL)
2169#define HAS_HTONL
ae986130 2170#endif
fe14fcc3
LW
2171#if defined(htons) && !defined(HAS_HTONS)
2172#define HAS_HTONS
ae986130 2173#endif
fe14fcc3
LW
2174#if defined(ntohl) && !defined(HAS_NTOHL)
2175#define HAS_NTOHL
ae986130 2176#endif
fe14fcc3
LW
2177#if defined(ntohs) && !defined(HAS_NTOHS)
2178#define HAS_NTOHS
ae986130 2179#endif
fe14fcc3 2180#ifndef HAS_HTONL
d9d8d8de 2181#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
2182#define HAS_HTONS
2183#define HAS_HTONL
2184#define HAS_NTOHS
2185#define HAS_NTOHL
a687059c
LW
2186#define MYSWAP
2187#define htons my_swap
2188#define htonl my_htonl
2189#define ntohs my_swap
2190#define ntohl my_ntohl
2191#endif
2192#else
d9d8d8de 2193#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
2194#undef HAS_HTONS
2195#undef HAS_HTONL
2196#undef HAS_NTOHS
2197#undef HAS_NTOHL
a687059c
LW
2198#endif
2199#endif
2200
988174c1
LW
2201/*
2202 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2203 * -DWS
2204 */
2205#if BYTEORDER != 0x1234
2206# define HAS_VTOHL
2207# define HAS_VTOHS
2208# define HAS_HTOVL
2209# define HAS_HTOVS
c67712b2 2210# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
2211# define vtohl(x) ((((x)&0xFF)<<24) \
2212 +(((x)>>24)&0xFF) \
2213 +(((x)&0x0000FF00)<<8) \
2214 +(((x)&0x00FF0000)>>8) )
2215# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2216# define htovl(x) vtohl(x)
2217# define htovs(x) vtohs(x)
2218# endif
2219 /* otherwise default to functions in util.c */
2220#endif
2221
3bb7c1b4
JH
2222/* *MAX Plus 1. A floating point value.
2223 Hopefully expressed in a way that dodgy floating point can't mess up.
2224 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2225 is added to it
2226 May find that some broken compiler will want the value cast to I32.
2227 [after the shift, as signed >> may not be as secure as unsigned >>]
2228*/
2229#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2230#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2231/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2232 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2233 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2234*/
2235#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 2236
3bb7c1b4
JH
2237#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2238#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2239#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2240
2241/* This may look like unnecessary jumping through hoops, but converting
2242 out of range floating point values to integers *is* undefined behaviour,
2243 and it is starting to bite.
2244*/
2245#ifndef CAST_INLINE
65202027 2246#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 2247#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
2248#define I_V(what) (cast_iv((NV)(what)))
2249#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
2250#else
2251#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2252 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2253 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2254#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2255 : ((n) < U32_MAX_P1 ? (U32) (n) \
2256 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2257#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2258 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2259 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2260#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2261 : ((n) < UV_MAX_P1 ? (UV) (n) \
2262 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2263#endif
2264
2265#define U_S(what) ((U16)U_32(what))
2266#define U_I(what) ((unsigned int)U_32(what))
2267#define U_L(what) U_32(what)
ed6116ce 2268
2d4389e4
JH
2269/* These do not care about the fractional part, only about the range. */
2270#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 2271#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 2272
25da4f38
IZ
2273/* Used with UV/IV arguments: */
2274 /* XXXX: need to speed it up */
2275#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2276#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2277
352d5a3a
LW
2278#ifndef MAXSYSFD
2279# define MAXSYSFD 2
2280#endif
ee0007ab 2281
79072805 2282#ifndef __cplusplus
e1caacb4 2283#ifndef UNDER_CE
20ce7b12
GS
2284Uid_t getuid (void);
2285Uid_t geteuid (void);
2286Gid_t getgid (void);
2287Gid_t getegid (void);
79072805 2288#endif
e1caacb4 2289#endif
8d063cd8 2290
0c30d9ec 2291#ifndef Perl_debug_log
bf49b057
GS
2292# define Perl_debug_log PerlIO_stderr()
2293#endif
2294
2295#ifndef Perl_error_log
2296# define Perl_error_log (PL_stderrgv \
01bb7c6d 2297 && GvIOp(PL_stderrgv) \
42de951c 2298 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
2299 ? IoOFP(GvIOp(PL_stderrgv)) \
2300 : PerlIO_stderr())
0c30d9ec 2301#endif
3967c732 2302
aea4f609
DM
2303
2304#define DEBUG_p_FLAG 0x00000001 /* 1 */
2305#define DEBUG_s_FLAG 0x00000002 /* 2 */
2306#define DEBUG_l_FLAG 0x00000004 /* 4 */
2307#define DEBUG_t_FLAG 0x00000008 /* 8 */
2308#define DEBUG_o_FLAG 0x00000010 /* 16 */
2309#define DEBUG_c_FLAG 0x00000020 /* 32 */
2310#define DEBUG_P_FLAG 0x00000040 /* 64 */
2311#define DEBUG_m_FLAG 0x00000080 /* 128 */
2312#define DEBUG_f_FLAG 0x00000100 /* 256 */
2313#define DEBUG_r_FLAG 0x00000200 /* 512 */
2314#define DEBUG_x_FLAG 0x00000400 /* 1024 */
2315#define DEBUG_u_FLAG 0x00000800 /* 2048 */
2316#define DEBUG_L_FLAG 0x00001000 /* 4096 */
2317#define DEBUG_H_FLAG 0x00002000 /* 8192 */
2318#define DEBUG_X_FLAG 0x00004000 /* 16384 */
2319#define DEBUG_D_FLAG 0x00008000 /* 32768 */
2320#define DEBUG_S_FLAG 0x00010000 /* 65536 */
2321#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8
DM
2322#define DEBUG_R_FLAG 0x00040000 /* 262144 */
2323#define DEBUG_MASK 0x0007FFFF /* mask of all the standard flags */
aea4f609
DM
2324
2325#define DEBUG_DB_RECURSE_FLAG 0x40000000
2326#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? */
2327
2328
bd16a5f0
IZ
2329# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2330# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2331# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2332# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2333# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2334# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2335# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2336# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2337# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2338# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2339# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2340# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2341# define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
2342# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2343# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2344# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2345# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2346# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2347# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
2348
3967c732 2349#ifdef DEBUGGING
aea4f609
DM
2350
2351# undef YYDEBUG
2352# define YYDEBUG 1
2353
bd16a5f0
IZ
2354# define DEBUG_p_TEST DEBUG_p_TEST_
2355# define DEBUG_s_TEST DEBUG_s_TEST_
2356# define DEBUG_l_TEST DEBUG_l_TEST_
2357# define DEBUG_t_TEST DEBUG_t_TEST_
2358# define DEBUG_o_TEST DEBUG_o_TEST_
2359# define DEBUG_c_TEST DEBUG_c_TEST_
2360# define DEBUG_P_TEST DEBUG_P_TEST_
2361# define DEBUG_m_TEST DEBUG_m_TEST_
2362# define DEBUG_f_TEST DEBUG_f_TEST_
2363# define DEBUG_r_TEST DEBUG_r_TEST_
2364# define DEBUG_x_TEST DEBUG_x_TEST_
2365# define DEBUG_u_TEST DEBUG_u_TEST_
2366# define DEBUG_L_TEST DEBUG_L_TEST_
2367# define DEBUG_H_TEST DEBUG_H_TEST_
2368# define DEBUG_X_TEST DEBUG_X_TEST_
2369# define DEBUG_D_TEST DEBUG_D_TEST_
2370# define DEBUG_S_TEST DEBUG_S_TEST_
2371# define DEBUG_T_TEST DEBUG_T_TEST_
2372# define DEBUG_R_TEST DEBUG_R_TEST_
aea4f609
DM
2373
2374# define DEB(a) a
2375# define DEBUG(a) if (PL_debug) a
2376# define DEBUG_p(a) if (DEBUG_p_TEST) a
2377# define DEBUG_s(a) if (DEBUG_s_TEST) a
2378# define DEBUG_l(a) if (DEBUG_l_TEST) a
2379# define DEBUG_t(a) if (DEBUG_t_TEST) a
2380# define DEBUG_o(a) if (DEBUG_o_TEST) a
2381# define DEBUG_c(a) if (DEBUG_c_TEST) a
2382# define DEBUG_P(a) if (DEBUG_P_TEST) a
2383
969058bb
VK
2384 /* Temporarily turn off memory debugging in case the a
2385 * does memory allocation, either directly or indirectly. */
acfe0abc 2386# define DEBUG_m(a) \
0b250b9e 2387 STMT_START { \
aea4f609 2388 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 2389 } STMT_END
aea4f609 2390
5f80b19c
AMS
2391# define DEBUG__(t, a) \
2392 STMT_START { \
2393 if (t) STMT_START {a;} STMT_END; \
2394 } STMT_END
2395
2396# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2397# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2398# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2399# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2400# define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
2401# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2402# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2403# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 2404
4d1ff10f 2405# ifdef USE_5005THREADS
5f80b19c 2406# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
8b73bbec
IZ
2407# else
2408# define DEBUG_S(a)
2409# endif
aea4f609 2410
5f80b19c
AMS
2411# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2412# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
aea4f609
DM
2413
2414#else /* DEBUGGING */
2415
2416# define DEBUG_p_TEST (0)
2417# define DEBUG_s_TEST (0)
2418# define DEBUG_l_TEST (0)
2419# define DEBUG_t_TEST (0)
2420# define DEBUG_o_TEST (0)
2421# define DEBUG_c_TEST (0)
2422# define DEBUG_P_TEST (0)
2423# define DEBUG_m_TEST (0)
2424# define DEBUG_f_TEST (0)
2425# define DEBUG_r_TEST (0)
2426# define DEBUG_x_TEST (0)
2427# define DEBUG_u_TEST (0)
2428# define DEBUG_L_TEST (0)
2429# define DEBUG_H_TEST (0)
2430# define DEBUG_X_TEST (0)
2431# define DEBUG_D_TEST (0)
2432# define DEBUG_S_TEST (0)
2433# define DEBUG_T_TEST (0)
04932ac8 2434# define DEBUG_R_TEST (0)
aea4f609
DM
2435
2436# define DEB(a)
2437# define DEBUG(a)
2438# define DEBUG_p(a)
2439# define DEBUG_s(a)
2440# define DEBUG_l(a)
2441# define DEBUG_t(a)
2442# define DEBUG_o(a)
2443# define DEBUG_c(a)
2444# define DEBUG_P(a)
2445# define DEBUG_m(a)
2446# define DEBUG_f(a)
2447# define DEBUG_r(a)
2448# define DEBUG_x(a)
2449# define DEBUG_u(a)
2450# define DEBUG_L(a)
2451# define DEBUG_H(a)
2452# define DEBUG_X(a)
2453# define DEBUG_D(a)
2454# define DEBUG_S(a)
2455# define DEBUG_T(a)
04932ac8 2456# define DEBUG_R(a)
aea4f609
DM
2457#endif /* DEBUGGING */
2458
2459
d1be9408 2460/* These constants should be used in preference to raw characters
14befaf4
DM
2461 * when using magic. Note that some perl guts still assume
2462 * certain character properties of these constants, namely that
2463 * isUPPER() and toLOWER() may do useful mappings.
2464 *
2465 * Update the magic_names table in dump.c when adding/amending these
2466 */
2467
2468#define PERL_MAGIC_sv '\0' /* Special scalar variable */
2469#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2470#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2471#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2472#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2473#define PERL_MAGIC_regdata 'D' /* Regex match position data
2474 (@+ and @- vars) */
2475#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2476#define PERL_MAGIC_env 'E' /* %ENV hash */
2477#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2478#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2479#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2480#define PERL_MAGIC_isa 'I' /* @ISA array */
2481#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2482#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2483#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2484#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
2485#define PERL_MAGIC_mutex 'm' /* ??? */
2486#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2487#define PERL_MAGIC_tied 'P' /* Tied array or hash */
2488#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2489#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2490#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2491#define PERL_MAGIC_sig 'S' /* %SIG hash */
2492#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2493#define PERL_MAGIC_taint 't' /* Taintedness */
2494#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
2495#define PERL_MAGIC_vec 'v' /* vec() lvalue */
2496#define PERL_MAGIC_substr 'x' /* substr() lvalue */
2497#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2498 smart parameter vivification */
2499#define PERL_MAGIC_glob '*' /* GV (typeglob) */
2500#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2501#define PERL_MAGIC_pos '.' /* pos() lvalue */
2502#define PERL_MAGIC_backref '<' /* ??? */
2503#define PERL_MAGIC_ext '~' /* Available for use by extensions */
2504
2505
fe14fcc3 2506#define YYMAXDEPTH 300
8d063cd8 2507
a6e633de 2508#ifndef assert /* <assert.h> might have been included somehow */
79072805
LW
2509#define assert(what) DEB( { \
2510 if (!(what)) { \
cea2e8a9 2511 Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \
79072805 2512 __FILE__, __LINE__); \
cea2e8a9 2513 PerlProc_exit(1); \
79072805 2514 }})
a6e633de 2515#endif
8d063cd8 2516
450a55e4 2517struct ufuncs {
24f81a43
DM
2518 I32 (*uf_val)(pTHX_ IV, SV*);
2519 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 2520 IV uf_index;
450a55e4
LW
2521};
2522
14befaf4 2523/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM
2524 * XS code wanting to be backward compatible can do something
2525 * like the following:
c745e42c 2526
24f81a43 2527#ifndef PERL_MG_UFUNC
24f81a43
DM
2528#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2529#endif
2530
2531static PERL_MG_UFUNC(foo_get, index, val)
2532{
2533 sv_setsv(val, ...);
2534 return TRUE;
2535}
2536
2537-- Doug MacEachern
2538
2539*/
2540
fc9c74e6 2541#ifndef PERL_MG_UFUNC
24f81a43 2542#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 2543#endif
24f81a43 2544
fe14fcc3 2545/* Fix these up for __STDC__ */
68dc0745 2546#ifndef DONT_DECLARE_STD
20ce7b12 2547char *mktemp (char*);
37bd1396 2548#ifndef atof
20ce7b12 2549double atof (const char*);
a0d0e21e 2550#endif
37bd1396 2551#endif
79072805 2552
352d5a3a 2553#ifndef STANDARD_C
fe14fcc3 2554/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 2555Time_t time();
8d063cd8 2556struct tm *gmtime(), *localtime();
092bebab 2557#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH
2558char *(strchr)(), *(strrchr)();
2559char *(strcpy)(), *(strcat)();
2560#else
93a17b20 2561char *strchr(), *strrchr();
378cc40b 2562char *strcpy(), *strcat();
9d116dd7 2563#endif
352d5a3a 2564#endif /* ! STANDARD_C */
8d063cd8 2565
79072805
LW
2566
2567#ifdef I_MATH
2568# include <math.h>
2569#else
32f822de 2570START_EXTERN_C
20ce7b12
GS
2571 double exp (double);
2572 double log (double);
2573 double log10 (double);
2574 double sqrt (double);
2575 double frexp (double,int*);
2576 double ldexp (double,int);
2577 double modf (double,double*);
2578 double sin (double);
2579 double cos (double);
2580 double atan2 (double,double);
2581 double pow (double,double);
32f822de 2582END_EXTERN_C
79072805
LW
2583#endif
2584
aa8b85de
JH
2585#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
2586# define NV_INF LDBL_INFINITY
2587#endif
2588#if !defined(NV_INF) && defined(DBL_INFINITY)
2589# define NV_INF (NV)DBL_INFINITY
2590#endif
2591#if !defined(NV_INF) && defined(INFINITY)
2592# define NV_INF (NV)INFINITY
2593#endif
2594#if !defined(NV_INF) && defined(INF)
2595# define NV_INF (NV)INF
2596#endif
2597#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
2598# define NV_INF (NV)HUGE_VALL
2599#endif
2600#if !defined(NV_INF) && defined(HUGE_VAL)
2601# define NV_INF (NV)HUGE_VAL
2602#endif
2603
2604#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
2605# if !defined(NV_NAN) && defined(LDBL_NAN)
2606# define NV_NAN LDBL_NAN
2607# endif
2608# if !defined(NV_NAN) && defined(LDBL_QNAN)
2609# define NV_NAN LDBL_QNAN
2610# endif
2611# if !defined(NV_NAN) && defined(LDBL_SNAN)
2612# define NV_NAN LDBL_SNAN
2613# endif
2614#endif
2615#if !defined(NV_NAN) && defined(DBL_NAN)
2616# define NV_NAN (NV)DBL_NAN
2617#endif
2618#if !defined(NV_NAN) && defined(DBL_QNAN)
2619# define NV_NAN (NV)DBL_QNAN
2620#endif
2621#if !defined(NV_NAN) && defined(DBL_SNAN)
2622# define NV_NAN (NV)DBL_SNAN
2623#endif
2624#if !defined(NV_NAN) && defined(QNAN)
2625# define NV_NAN (NV)QNAN
2626#endif
2627#if !defined(NV_NAN) && defined(SNAN)
2628# define NV_NAN (NV)SNAN
2629#endif
2630#if !defined(NV_NAN) && defined(NAN)
2631# define NV_NAN (NV)NAN
2632#endif
2633
a0d0e21e 2634#ifndef __cplusplus
8f1f23e8 2635# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 2636char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 2637# else
fd8cd3a3 2638# if !defined(WIN32) && !defined(VMS)
20ce7b12 2639char *crypt (const char*, const char*);
5014db98 2640# endif /* !WIN32 */
8f1f23e8 2641# endif /* !NeXT && !__NeXT__ */
26618a56
GS
2642# ifndef DONT_DECLARE_STD
2643# ifndef getenv
20ce7b12 2644char *getenv (const char*);
26618a56 2645# endif /* !getenv */
28ca6303 2646# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 2647# ifdef _FILE_OFFSET_BITS
28ca6303 2648# if _FILE_OFFSET_BITS == 64
20ce7b12 2649Off_t lseek (int,Off_t,int);
0fc67700
JH
2650# endif
2651# endif
bf0c440f 2652# endif
26618a56 2653# endif /* !DONT_DECLARE_STD */
20ce7b12 2654char *getlogin (void);
26618a56 2655#endif /* !__cplusplus */
79072805 2656
16d20bd9 2657#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 2658#define UNLINK unlnk
20ce7b12 2659I32 unlnk (char*);
8d063cd8 2660#else
80252599 2661#define UNLINK PerlLIO_unlink
8d063cd8 2662#endif
a687059c 2663
fa0a29af
JH
2664/* some versions of glibc are missing the setresuid() proto */
2665#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH
2666int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2667#endif
fa0a29af
JH
2668/* some versions of glibc are missing the setresgid() proto */
2669#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH
2670int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
2671#endif
2672
fe14fcc3 2673#ifndef HAS_SETREUID
85e6fe83
LW
2674# ifdef HAS_SETRESUID
2675# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
2676# define HAS_SETREUID
2677# endif
a687059c 2678#endif
fe14fcc3 2679#ifndef HAS_SETREGID
85e6fe83
LW
2680# ifdef HAS_SETRESGID
2681# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
2682# define HAS_SETREGID
2683# endif
a687059c 2684#endif
ee0007ab 2685
d543acb6 2686/* Sighandler_t defined in iperlsys.h */
ff68c719
PP
2687
2688#ifdef HAS_SIGACTION
2689typedef struct sigaction Sigsave_t;
2690#else
2691typedef Sighandler_t Sigsave_t;
2692#endif
2693
ee0007ab
LW
2694#define SCAN_DEF 0
2695#define SCAN_TR 1
2696#define SCAN_REPL 2
79072805
LW
2697
2698#ifdef DEBUGGING
4633a7c4 2699# ifndef register
a0d0e21e
LW
2700# define register
2701# endif
2702# define PAD_SV(po) pad_sv(po)
cea2e8a9 2703# define RUNOPS_DEFAULT Perl_runops_debug
79072805 2704#else
6b88bc9c 2705# define PAD_SV(po) PL_curpad[po]
cea2e8a9 2706# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW
2707#endif
2708
18f739ee 2709#ifdef MYMALLOC
772fe5b3 2710# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM
2711# define MALLOC_INIT \
2712 STMT_START { \
2713 PL_malloc_mutex = NULL; \
2714 MUTEX_INIT(&PL_malloc_mutex); \
2715 } STMT_END
2716# define MALLOC_TERM \
2717 STMT_START { \
2718 perl_mutex tmp = PL_malloc_mutex; \
2719 PL_malloc_mutex = NULL; \
2720 MUTEX_DESTROY(&tmp); \
2721 } STMT_END
2722# else
2723# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
2724# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
2725# endif
18f739ee
IZ
2726#else
2727# define MALLOC_INIT
2728# define MALLOC_TERM
2729#endif
2730
b6d9d515 2731
0cb96387
GS
2732typedef int (CPERLscope(*runops_proc_t)) (pTHX);
2733typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 2734
940cb80d 2735/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 2736#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 2737
8f1f23e8
W
2738/* NeXT has problems with crt0.o globals */
2739#if defined(__DYNAMIC__) && \
2740 (defined(NeXT) || defined(__NeXT__) || defined(__APPLE__))
2741# if defined(NeXT) || defined(__NeXT)
2742# include <mach-o/dyld.h>
2743# define environ (*environ_pointer)
0c30d9ec 2744EXT char *** environ_pointer;
8f1f23e8 2745# else
82cabb9e 2746# if defined(__APPLE__) && defined(PERL_CORE)
8f1f23e8
W
2747# include <crt_externs.h> /* for the env array */
2748# define environ (*_NSGetEnviron())
2749# endif
0c30d9ec 2750# endif
8f1f23e8
W
2751#else
2752 /* VMS and some other platforms don't use the environ array */
13b6e58c 2753# ifdef USE_ENVIRON_ARRAY
a6c40364
GS
2754# if !defined(DONT_DECLARE_STD) || \
2755 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
2756 defined(__sgi) || \
d460ef45 2757 defined(__DGUX)
8f1f23e8 2758extern char ** environ; /* environment variables supplied via exec */
a6c40364 2759# endif
8f1f23e8
W
2760# endif
2761#endif
79072805 2762
73c4f7a1
GS
2763START_EXTERN_C
2764
79072805 2765/* handy constants */
22c35a8c 2766EXTCONST char PL_warn_uninit[]
b89fed5f 2767 INIT("Use of uninitialized value%s%s");
22c35a8c 2768EXTCONST char PL_warn_nosemi[]
463ee0b2 2769 INIT("Semicolon seems to be missing");
22c35a8c 2770EXTCONST char PL_warn_reserved[]
463ee0b2 2771 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 2772EXTCONST char PL_warn_nl[]
93a17b20 2773 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 2774EXTCONST char PL_no_wrongref[]
a0d0e21e 2775 INIT("Can't use %s ref as %s ref");
22c35a8c 2776EXTCONST char PL_no_symref[]
748a9306 2777 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
22c35a8c 2778EXTCONST char PL_no_usym[]
8990e307 2779 INIT("Can't use an undefined value as %s reference");
22c35a8c 2780EXTCONST char PL_no_aelem[]
93a17b20 2781 INIT("Modification of non-creatable array value attempted, subscript %d");
22c35a8c 2782EXTCONST char PL_no_helem[]
93a17b20 2783 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
22c35a8c 2784EXTCONST char PL_no_modify[]
93a17b20 2785 INIT("Modification of a read-only value attempted");
22c35a8c 2786EXTCONST char PL_no_mem[]
93a17b20 2787 INIT("Out of memory!\n");
22c35a8c 2788EXTCONST char PL_no_security[]
463ee0b2 2789 INIT("Insecure dependency in %s%s");
22c35a8c 2790EXTCONST char PL_no_sock_func[]
93a17b20 2791 INIT("Unsupported socket function \"%s\" called");
22c35a8c 2792EXTCONST char PL_no_dir_func[]
93a17b20 2793 INIT("Unsupported directory function \"%s\" called");
22c35a8c 2794EXTCONST char PL_no_func[]
93a17b20 2795 INIT("The %s function is unimplemented");
22c35a8c 2796EXTCONST char PL_no_myglob[]
748a9306 2797 INIT("\"my\" variable %s can't be in a package");
93a17b20 2798
7575fa06 2799EXTCONST char PL_uuemap[65]
80252599
GS
2800 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
2801
2802
79072805 2803#ifdef DOINIT
22c35a8c
GS
2804EXT char *PL_sig_name[] = { SIG_NAME };
2805EXT int PL_sig_num[] = { SIG_NUM };
79072805 2806#else
22c35a8c
GS
2807EXT char *PL_sig_name[];
2808EXT int PL_sig_num[];
79072805
LW
2809#endif
2810
3bd709b1 2811/* fast conversion and case folding tables */
bbce6d69 2812
79072805 2813#ifdef DOINIT
9d116dd7 2814#ifdef EBCDIC
22c35a8c 2815EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH
2816 0, 1, 2, 3, 4, 5, 6, 7,
2817 8, 9, 10, 11, 12, 13, 14, 15,
2818 16, 17, 18, 19, 20, 21, 22, 23,
2819 24, 25, 26, 27, 28, 29, 30, 31,
2820 32, 33, 34, 35, 36, 37, 38, 39,
2821 40, 41, 42, 43, 44, 45, 46, 47,
2822 48, 49, 50, 51, 52, 53, 54, 55,
2823 56, 57, 58, 59, 60, 61, 62, 63,
2824 64, 65, 66, 67, 68, 69, 70, 71,
2825 72, 73, 74, 75, 76, 77, 78, 79,
2826 80, 81, 82, 83, 84, 85, 86, 87,
2827 88, 89, 90, 91, 92, 93, 94, 95,
2828 96, 97, 98, 99, 100, 101, 102, 103,
2829 104, 105, 106, 107, 108, 109, 110, 111,
2830 112, 113, 114, 115, 116, 117, 118, 119,
2831 120, 121, 122, 123, 124, 125, 126, 127,
2832 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2833 'H', 'I', 138, 139, 140, 141, 142, 143,
2834 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
2835 'Q', 'R', 154, 155, 156, 157, 158, 159,
2836 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
2837 'Y', 'Z', 170, 171, 172, 173, 174, 175,
2838 176, 177, 178, 179, 180, 181, 182, 183,
2839 184, 185, 186, 187, 188, 189, 190, 191,
2840 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2841 'h', 'i', 202, 203, 204, 205, 206, 207,
2842 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
2843 'q', 'r', 218, 219, 220, 221, 222, 223,
2844 224, 225, 's', 't', 'u', 'v', 'w', 'x',
2845 'y', 'z', 234, 235, 236, 237, 238, 239,
2846 240, 241, 242, 243, 244, 245, 246, 247,
2847 248, 249, 250, 251, 252, 253, 254, 255
2848};
2849#else /* ascii rather than ebcdic */
22c35a8c 2850EXTCONST unsigned char PL_fold[] = {
79072805
LW
2851 0, 1, 2, 3, 4, 5, 6, 7,
2852 8, 9, 10, 11, 12, 13, 14, 15,
2853 16, 17, 18, 19, 20, 21, 22, 23,
2854 24, 25, 26, 27, 28, 29, 30, 31,
2855 32, 33, 34, 35, 36, 37, 38, 39,
2856 40, 41, 42, 43, 44, 45, 46, 47,
2857 48, 49, 50, 51, 52, 53, 54, 55,
2858 56, 57, 58, 59, 60, 61, 62, 63,
2859 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2860 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2861 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2862 'x', 'y', 'z', 91, 92, 93, 94, 95,
2863 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2864 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2865 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2866 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2867 128, 129, 130, 131, 132, 133, 134, 135,
2868 136, 137, 138, 139, 140, 141, 142, 143,
2869 144, 145, 146, 147, 148, 149, 150, 151,
2870 152, 153, 154, 155, 156, 157, 158, 159,
2871 160, 161, 162, 163, 164, 165, 166, 167,
2872 168, 169, 170, 171, 172, 173, 174, 175,
2873 176, 177, 178, 179, 180, 181, 182, 183,
2874 184, 185, 186, 187, 188, 189, 190, 191,
2875 192, 193, 194, 195, 196, 197, 198, 199,
2876 200, 201, 202, 203, 204, 205, 206, 207,
2877 208, 209, 210, 211, 212, 213, 214, 215,
2878 216, 217, 218, 219, 220, 221, 222, 223,
2879 224, 225, 226, 227, 228, 229, 230, 231,
2880 232, 233, 234, 235, 236, 237, 238, 239,
2881 240, 241, 242, 243, 244, 245, 246, 247,
2882 248, 249, 250, 251, 252, 253, 254, 255
2883};
9d116dd7 2884#endif /* !EBCDIC */
79072805 2885#else
22c35a8c 2886EXTCONST unsigned char PL_fold[];
79072805
LW
2887#endif
2888
2889#ifdef DOINIT
22c35a8c 2890EXT unsigned char PL_fold_locale[] = {
79072805
LW
2891 0, 1, 2, 3, 4, 5, 6, 7,
2892 8, 9, 10, 11, 12, 13, 14, 15,
2893 16, 17, 18, 19, 20, 21, 22, 23,
2894 24, 25, 26, 27, 28, 29, 30, 31,
2895 32, 33, 34, 35, 36, 37, 38, 39,
2896 40, 41, 42, 43, 44, 45, 46, 47,
2897 48, 49, 50, 51, 52, 53, 54, 55,
2898 56, 57, 58, 59, 60, 61, 62, 63,
2899 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2900 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2901 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2902 'x', 'y', 'z', 91, 92, 93, 94, 95,
2903 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2904 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2905 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2906 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2907 128, 129, 130, 131, 132, 133, 134, 135,
2908 136, 137, 138, 139, 140, 141, 142, 143,
2909 144, 145, 146, 147, 148, 149, 150, 151,
2910 152, 153, 154, 155, 156, 157, 158, 159,
2911 160, 161, 162, 163, 164, 165, 166, 167,
2912 168, 169, 170, 171, 172, 173, 174, 175,
2913 176, 177, 178, 179, 180, 181, 182, 183,
2914 184, 185, 186, 187, 188, 189, 190, 191,
2915 192, 193, 194, 195, 196, 197, 198, 199,
2916 200, 201, 202, 203, 204, 205, 206, 207,
2917 208, 209, 210, 211, 212, 213, 214, 215,
2918 216, 217, 218, 219, 220, 221, 222, 223,
2919 224, 225, 226, 227, 228, 229, 230, 231,
2920 232, 233, 234, 235, 236, 237, 238, 239,
2921 240, 241, 242, 243, 244, 245, 246, 247,
2922 248, 249, 250, 251, 252, 253, 254, 255
2923};
2924#else
22c35a8c 2925EXT unsigned char PL_fold_locale[];
79072805
LW
2926#endif
2927
2928#ifdef DOINIT
9d116dd7 2929#ifdef EBCDIC
22c35a8c 2930EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH
2931 1, 2, 84, 151, 154, 155, 156, 157,
2932 165, 246, 250, 3, 158, 7, 18, 29,
2933 40, 51, 62, 73, 85, 96, 107, 118,
2934 129, 140, 147, 148, 149, 150, 152, 153,
2935 255, 6, 8, 9, 10, 11, 12, 13,
2936 14, 15, 24, 25, 26, 27, 28, 226,
2937 29, 30, 31, 32, 33, 43, 44, 45,
2938 46, 47, 48, 49, 50, 76, 77, 78,
2939 79, 80, 81, 82, 83, 84, 85, 86,
2940 87, 94, 95, 234, 181, 233, 187, 190,
2941 180, 96, 97, 98, 99, 100, 101, 102,
2942 104, 112, 182, 174, 236, 232, 229, 103,
2943 228, 226, 114, 115, 116, 117, 118, 119,
2944 120, 121, 122, 235, 176, 230, 194, 162,
2945 130, 131, 132, 133, 134, 135, 136, 137,
2946 138, 139, 201, 205, 163, 217, 220, 224,
2947 5, 248, 227, 244, 242, 255, 241, 231,
2948 240, 253, 16, 197, 19, 20, 21, 187,
2949 23, 169, 210, 245, 237, 249, 247, 239,
2950 168, 252, 34, 196, 36, 37, 38, 39,
2951 41, 42, 251, 254, 238, 223, 221, 213,
2952 225, 177, 52, 53, 54, 55, 56, 57,
2953 58, 59, 60, 61, 63, 64, 65, 66,
2954 67, 68, 69, 70, 71, 72, 74, 75,
2955 205, 208, 186, 202, 200, 218, 198, 179,
2956 178, 214, 88, 89, 90, 91, 92, 93,
2957 217, 166, 170, 207, 199, 209, 206, 204,
2958 160, 212, 105, 106, 108, 109, 110, 111,
2959 203, 113, 216, 215, 192, 175, 193, 243,
2960 172, 161, 123, 124, 125, 126, 127, 128,
2961 222, 219, 211, 195, 188, 193, 185, 184,
2962 191, 183, 141, 142, 143, 144, 145, 146
2963};
2964#else /* ascii rather than ebcdic */
22c35a8c 2965EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW
2966 1, 2, 84, 151, 154, 155, 156, 157,
2967 165, 246, 250, 3, 158, 7, 18, 29,
2968 40, 51, 62, 73, 85, 96, 107, 118,
2969 129, 140, 147, 148, 149, 150, 152, 153,
2970 255, 182, 224, 205, 174, 176, 180, 217,
2971 233, 232, 236, 187, 235, 228, 234, 226,
2972 222, 219, 211, 195, 188, 193, 185, 184,
2973 191, 183, 201, 229, 181, 220, 194, 162,
2974 163, 208, 186, 202, 200, 218, 198, 179,
2975 178, 214, 166, 170, 207, 199, 209, 206,
2976 204, 160, 212, 216, 215, 192, 175, 173,
2977 243, 172, 161, 190, 203, 189, 164, 230,
2978 167, 248, 227, 244, 242, 255, 241, 231,
2979 240, 253, 169, 210, 245, 237, 249, 247,
2980 239, 168, 252, 251, 254, 238, 223, 221,
2981 213, 225, 177, 197, 171, 196, 159, 4,
2982 5, 6, 8, 9, 10, 11, 12, 13,
2983 14, 15, 16, 17, 19, 20, 21, 22,
2984 23, 24, 25, 26, 27, 28, 30, 31,
2985 32, 33, 34, 35, 36, 37, 38, 39,
2986 41, 42, 43, 44, 45, 46, 47, 48,
2987 49, 50, 52, 53, 54, 55, 56, 57,
2988 58, 59, 60, 61, 63, 64, 65, 66,
2989 67, 68, 69, 70, 71, 72, 74, 75,
2990 76, 77, 78, 79, 80, 81, 82, 83,
2991 86, 87, 88, 89, 90, 91, 92, 93,
2992 94, 95, 97, 98, 99, 100, 101, 102,
2993 103, 104, 105, 106, 108, 109, 110, 111,
2994 112, 113, 114, 115, 116, 117, 119, 120,
2995 121, 122, 123, 124, 125, 126, 127, 128,
2996 130, 131, 132, 133, 134, 135, 136, 137,
2997 138, 139, 141, 142, 143, 144, 145, 146
2998};
9d116dd7 2999#endif
79072805 3000#else
22c35a8c 3001EXTCONST unsigned char PL_freq[];
79072805
LW
3002#endif
3003
8990e307
LW
3004#ifdef DEBUGGING
3005#ifdef DOINIT
22c35a8c 3006EXTCONST char* PL_block_type[] = {
8990e307
LW
3007 "NULL",
3008 "SUB",
3009 "EVAL",
3010 "LOOP",
3011 "SUBST",
3012 "BLOCK",
3013};
3014#else
22c35a8c 3015EXTCONST char* PL_block_type[];
8990e307
LW
3016#endif
3017#endif
3018
73c4f7a1
GS
3019END_EXTERN_C
3020
79072805
LW
3021/*****************************************************************************/
3022/* This lexer/parser stuff is currently global since yacc is hard to reenter */
3023/*****************************************************************************/
8990e307 3024/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 3025
a0d0e21e
LW
3026#include "perly.h"
3027
fb73857a
PP
3028#define LEX_NOTPARSING 11 /* borrowed from toke.c */
3029
79072805
LW
3030typedef enum {
3031 XOPERATOR,
3032 XTERM,
79072805 3033 XREF,
8990e307 3034 XSTATE,
a0d0e21e 3035 XBLOCK,
09bef843
SB
3036 XATTRBLOCK,
3037 XATTRTERM,
a0d0e21e 3038 XTERMBLOCK
79072805
LW
3039} expectation;
3040
dc9e4912
GS
3041enum { /* pass one of these to get_vtbl */
3042 want_vtbl_sv,
3043 want_vtbl_env,
3044 want_vtbl_envelem,
3045 want_vtbl_sig,
3046 want_vtbl_sigelem,
3047 want_vtbl_pack,
3048 want_vtbl_packelem,
3049 want_vtbl_dbline,
3050 want_vtbl_isa,
3051 want_vtbl_isaelem,
3052 want_vtbl_arylen,
3053 want_vtbl_glob,
3054 want_vtbl_mglob,
3055 want_vtbl_nkeys,
3056 want_vtbl_taint,
3057 want_vtbl_substr,
3058 want_vtbl_vec,
3059 want_vtbl_pos,
3060 want_vtbl_bm,
3061 want_vtbl_fm,
3062 want_vtbl_uvar,
3063 want_vtbl_defelem,
3064 want_vtbl_regexp,
3065 want_vtbl_collxfrm,
3066 want_vtbl_amagic,
3067 want_vtbl_amagicelem,
4d1ff10f 3068#ifdef USE_5005THREADS
dc9e4912
GS
3069 want_vtbl_mutex,
3070#endif
3071 want_vtbl_regdata,
810b8aa5
GS
3072 want_vtbl_regdatum,
3073 want_vtbl_backref
dc9e4912
GS
3074};
3075
85e6fe83
LW
3076 /* Note: the lowest 8 bits are reserved for
3077 stuffing into op->op_private */
f3aa04c2 3078#define HINT_PRIVATE_MASK 0x000000ff
85e6fe83
LW
3079#define HINT_INTEGER 0x00000001
3080#define HINT_STRICT_REFS 0x00000002
2de3dbcc
JH
3081#define HINT_LOCALE 0x00000004
3082#define HINT_BYTES 0x00000008
393fec97 3083/* #define HINT_notused10 0x00000010 */
a0ed51b3 3084 /* Note: 20,40,80 used for NATIVE_HINTS */
85e6fe83
LW
3085
3086#define HINT_BLOCK_SCOPE 0x00000100
3087#define HINT_STRICT_SUBS 0x00000200
3088#define HINT_STRICT_VARS 0x00000400
3089
b3ac6de7
IZ
3090#define HINT_NEW_INTEGER 0x00001000
3091#define HINT_NEW_FLOAT 0x00002000
3092#define HINT_NEW_BINARY 0x00004000
3093#define HINT_NEW_STRING 0x00008000
3094#define HINT_NEW_RE 0x00010000
3095#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3096
b3eb6a9b 3097#define HINT_RE_TAINT 0x00100000
e4d48cc9 3098#define HINT_RE_EVAL 0x00200000
b3eb6a9b 3099
5ff3f7a4 3100#define HINT_FILETEST_ACCESS 0x00400000
393fec97 3101#define HINT_UTF8 0x00800000
5ff3f7a4 3102
84d4ea48
JH
3103#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3104#define HINT_SORT_QUICKSORT 0x00000001
3105#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 3106#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 3107
8bfdd7d9 3108/* Various states of the input record separator SV (rs) */
d4cce5f1 3109#define RsSNARF(sv) (! SvOK(sv))
af7d13df
G
3110#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3111#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 3112#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 3113
128e8167 3114/* A struct for keeping various DEBUGGING related stuff,
ce333219 3115 * neatly packed. Currently only scratch variables for
128e8167
JH
3116 * constructing debug output are included. Needed always,
3117 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH
3118struct perl_debug_pad {
3119 SV pad[3];
3120};
3121
3122#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
3123#define PERL_DEBUG_PAD_ZERO(i) (sv_setpvn(PERL_DEBUG_PAD(i), "", 0), PERL_DEBUG_PAD(i))
ce333219 3124
56953603 3125/* Enable variables which are pointers to functions */
a2efc822 3126typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS
3127typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3128typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3129 char* strend, char* strbeg, I32 minend,
3130 SV* screamer, void* data, U32 flags);
f722798b
IZ
3131typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3132 char *strpos, char *strend,
3133 U32 flags,
3134 struct re_scream_pos_data_s *d);
3135typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3136typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
56953603 3137
c76ac1ee 3138typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS
3139typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3140typedef void (*SVFUNC_t) (pTHX_ SV*);
3141typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3142typedef void (*XSINIT_t) (pTHX);
3143typedef void (*ATEXIT_t) (pTHX_ void*);
3144typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 3145
22239a37
NIS
3146/* Set up PERLVAR macros for populating structs */
3147#define PERLVAR(var,type) type var;
51371543 3148#define PERLVARA(var,n,type) type var[n];
22239a37 3149#define PERLVARI(var,type,init) type var;
3fe35a81 3150#define PERLVARIC(var,type,init) type var;
22239a37 3151
58a50f62
GS
3152/* Interpreter exitlist entry */
3153typedef struct exitlistentry {
acfe0abc 3154 void (*fn) (pTHX_ void*);
58a50f62
GS
3155 void *ptr;
3156} PerlExitListEntry;
3157
22239a37
NIS
3158#ifdef PERL_GLOBAL_STRUCT
3159struct perl_vars {
7766f137 3160# include "perlvars.h"
22239a37
NIS
3161};
3162
7766f137 3163# ifdef PERL_CORE
533c011a
NIS
3164EXT struct perl_vars PL_Vars;
3165EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
7766f137
GS
3166# else /* PERL_CORE */
3167# if !defined(__GNUC__) || !defined(WIN32)
22239a37 3168EXT
7766f137 3169# endif /* WIN32 */
533c011a 3170struct perl_vars *PL_VarsPtr;
7766f137
GS
3171# define PL_Vars (*((PL_VarsPtr) \
3172 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3173# endif /* PERL_CORE */
22239a37
NIS
3174#endif /* PERL_GLOBAL_STRUCT */
3175
acfe0abc 3176#if defined(MULTIPLICITY)
d460ef45 3177/* If we have multiple interpreters define a struct
d4cce5f1 3178 holding variables which must be per-interpreter
d460ef45 3179 If we don't have threads anything that would have
d4cce5f1
NIS
3180 be per-thread is per-interpreter.
3181*/
3182
79072805 3183struct interpreter {
4d1ff10f 3184# ifndef USE_5005THREADS
7766f137
GS
3185# include "thrdvar.h"
3186# endif
3187# include "intrpvar.h"
3188/*
3189 * The following is a buffer where new variables must
acfe0abc 3190 * be defined to maintain binary compatibility with previous versions
7766f137
GS
3191 */
3192PERLVARA(object_compatibility,30, char)
49f531da 3193};
d4cce5f1 3194
79072805 3195#else
49f531da
NIS
3196struct interpreter {
3197 char broiled;
3198};
acfe0abc 3199#endif /* MULTIPLICITY */
79072805 3200
4d1ff10f 3201#ifdef USE_5005THREADS
d4cce5f1
NIS
3202/* If we have threads define a struct with all the variables
3203 * that have to be per-thread
49f531da 3204 */
8023c3ce 3205
79072805 3206
49f531da 3207struct perl_thread {
49f531da 3208#include "thrdvar.h"
79072805 3209};
d4cce5f1 3210
22fae026
TM
3211typedef struct perl_thread *Thread;
3212
3213#else
3214typedef void *Thread;
22239a37
NIS
3215#endif
3216
3217/* Done with PERLVAR macros for now ... */
d4cce5f1 3218#undef PERLVAR
51371543 3219#undef PERLVARA
d4cce5f1 3220#undef PERLVARI
3fe35a81 3221#undef PERLVARIC
79072805 3222
22239a37 3223#include "thread.h"
79072805 3224#include "pp.h"
864dbfa3
GS
3225
3226#ifndef PERL_CALLCONV
3227# define PERL_CALLCONV
d460ef45 3228#endif
864dbfa3 3229
65f19062
GS
3230#ifndef NEXT30_NO_ATTRIBUTE
3231# ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3232# ifdef __attribute__ /* Avoid possible redefinition errors */
3233# undef __attribute__
3234# endif
3235# define __attribute__(attr)
3236# endif
3237#endif
3238
0cb96387
GS
3239#undef PERL_CKDEF
3240#undef PERL_PPDEF
3241#define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3242#define PERL_PPDEF(s) OP *s (pTHX);
0cb96387 3243
7766f137 3244#include "proto.h"
864dbfa3 3245
0cb96387 3246/* this has structure inits, so it cannot be included before here */
acfe0abc 3247#include "opcode.h"
864dbfa3 3248
d4cce5f1
NIS
3249/* The following must follow proto.h as #defines mess up syntax */
3250
22c35a8c
GS
3251#if !defined(PERL_FOR_X2P)
3252# include "embedvar.h"
3253#endif
d4cce5f1 3254
d460ef45 3255/* Now include all the 'global' variables
d4cce5f1 3256 * If we don't have threads or multiple interpreters
d460ef45 3257 * these include variables that would have been their struct-s
d4cce5f1 3258 */
d460ef45 3259
533c011a 3260#define PERLVAR(var,type) EXT type PL_##var;
51371543 3261#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS
3262#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3263#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
d4cce5f1 3264
acfe0abc 3265#if !defined(MULTIPLICITY)
7766f137 3266START_EXTERN_C
066ef5b5 3267# include "intrpvar.h"
4d1ff10f 3268# ifndef USE_5005THREADS
066ef5b5
GS
3269# include "thrdvar.h"
3270# endif
7766f137 3271END_EXTERN_C
22239a37
NIS
3272#endif
3273
acfe0abc 3274#if defined(WIN32)
66a93824 3275/* Now all the config stuff is setup we can include embed.h */
22c35a8c 3276# include "embed.h"
acfe0abc 3277#endif
22239a37 3278
c5be433b
GS
3279#ifndef PERL_GLOBAL_STRUCT
3280START_EXTERN_C
3281
3282# include "perlvars.h"
3283
3284END_EXTERN_C
3285#endif
3286
d4cce5f1 3287#undef PERLVAR
51371543 3288#undef PERLVARA
d4cce5f1 3289#undef PERLVARI
0f3f18a6 3290#undef PERLVARIC
79072805 3291
73c4f7a1
GS
3292START_EXTERN_C
3293
79072805 3294#ifdef DOINIT
bbce6d69 3295
2b260de0
GS
3296EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get),
3297 MEMBER_TO_FPTR(Perl_magic_set),
3298 MEMBER_TO_FPTR(Perl_magic_len),
463ee0b2 3299 0, 0};
2b260de0
GS
3300EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env),
3301 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env),
66b1d557 3302 0};
2b260de0
GS
3303EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv),
3304 0, MEMBER_TO_FPTR(Perl_magic_clearenv),
85e6fe83 3305 0};
22c35a8c 3306EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0};
64ca3a65
JH
3307#ifdef PERL_MICRO
3308EXT MGVTBL PL_vtbl_sigelem = {0, 0, 0, 0, 0};
3309#else
2b260de0
GS
3310EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig),
3311 MEMBER_TO_FPTR(Perl_magic_setsig),
3312 0, MEMBER_TO_FPTR(Perl_magic_clearsig),
0c30d9ec 3313 0};
64ca3a65 3314#endif
2b260de0 3315EXT MGVTBL PL_vtbl_pack = {0, 0, MEMBER_TO_FPTR(Perl_magic_sizepack), MEMBER_TO_FPTR(Perl_magic_wipepack),
a0d0e21e 3316 0};
2b260de0
GS
3317EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack),
3318 MEMBER_TO_FPTR(Perl_magic_setpack),
3319 0, MEMBER_TO_FPTR(Perl_magic_clearpack),
463ee0b2 3320 0};
2b260de0 3321EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline),
463ee0b2 3322 0, 0, 0};
2b260de0
GS
3323EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3324 0, MEMBER_TO_FPTR(Perl_magic_setisa),
fb73857a 3325 0};
2b260de0 3326EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
463ee0b2 3327 0, 0, 0};
2b260de0
GS
3328EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen),
3329 MEMBER_TO_FPTR(Perl_magic_setarylen),
463ee0b2 3330 0, 0, 0};
2b260de0
GS
3331EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob),
3332 MEMBER_TO_FPTR(Perl_magic_setglob),
463ee0b2 3333 0, 0, 0};
2b260de0 3334EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob),
463ee0b2 3335 0, 0, 0};
2b260de0
GS
3336EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys),
3337 MEMBER_TO_FPTR(Perl_magic_setnkeys),
99abf803 3338 0, 0, 0};
2b260de0 3339EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),MEMBER_TO_FPTR(Perl_magic_settaint),
463ee0b2 3340 0, 0, 0};
2b260de0 3341EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr), MEMBER_TO_FPTR(Perl_magic_setsubstr),
463ee0b2 3342 0, 0, 0};
2b260de0
GS
3343EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec),
3344 MEMBER_TO_FPTR(Perl_magic_setvec),
463ee0b2 3345 0, 0, 0};
2b260de0
GS
3346EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos),
3347 MEMBER_TO_FPTR(Perl_magic_setpos),
a0d0e21e 3348 0, 0, 0};
2b260de0 3349EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm),
463ee0b2 3350 0, 0, 0};
2b260de0 3351EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm),
55497cff 3352 0, 0, 0};
2b260de0
GS
3353EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar),
3354 MEMBER_TO_FPTR(Perl_magic_setuvar),
463ee0b2 3355 0, 0, 0};
4d1ff10f 3356#ifdef USE_5005THREADS
2b260de0 3357EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0, MEMBER_TO_FPTR(Perl_magic_mutexfree)};
4d1ff10f 3358#endif /* USE_5005THREADS */
2b260de0 3359EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),MEMBER_TO_FPTR(Perl_magic_setdefelem),
02270b4e 3360 0, 0, 0};
a0d0e21e 3361
2b260de0
GS
3362EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)};
3363EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0};
a29d06ed
MG
3364EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get),
3365 MEMBER_TO_FPTR(Perl_magic_regdatum_set), 0, 0, 0};
c277df42 3366
36477c24 3367#ifdef USE_LOCALE_COLLATE
22c35a8c 3368EXT MGVTBL PL_vtbl_collxfrm = {0,
2b260de0 3369 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
bbce6d69
PP
3370 0, 0, 0};
3371#endif
a0d0e21e 3372
2b260de0
GS
3373EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3374 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3375EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3376 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
a0d0e21e 3377
810b8aa5 3378EXT MGVTBL PL_vtbl_backref = {0, 0,
2b260de0 3379 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)};
810b8aa5 3380
d460ef45
NIS
3381EXT MGVTBL PL_vtbl_ovrld = {0, 0,
3382 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)};
3383
bbce6d69
PP
3384#else /* !DOINIT */
3385
22c35a8c
GS
3386EXT MGVTBL PL_vtbl_sv;
3387EXT MGVTBL PL_vtbl_env;
3388EXT MGVTBL PL_vtbl_envelem;
3389EXT MGVTBL PL_vtbl_sig;
3390EXT MGVTBL PL_vtbl_sigelem;
3391EXT MGVTBL PL_vtbl_pack;
3392EXT MGVTBL PL_vtbl_packelem;
3393EXT MGVTBL PL_vtbl_dbline;
3394EXT MGVTBL PL_vtbl_isa;
3395EXT MGVTBL PL_vtbl_isaelem;
3396EXT MGVTBL PL_vtbl_arylen;
3397EXT MGVTBL PL_vtbl_glob;
3398EXT MGVTBL PL_vtbl_mglob;
3399EXT MGVTBL PL_vtbl_nkeys;
3400EXT MGVTBL PL_vtbl_taint;
3401EXT MGVTBL PL_vtbl_substr;
3402EXT MGVTBL PL_vtbl_vec;
3403EXT MGVTBL PL_vtbl_pos;
3404EXT MGVTBL PL_vtbl_bm;
3405EXT MGVTBL PL_vtbl_fm;
3406EXT MGVTBL PL_vtbl_uvar;
d460ef45 3407EXT MGVTBL PL_vtbl_ovrld;
a0d0e21e 3408
4d1ff10f 3409#ifdef USE_5005THREADS
22c35a8c 3410EXT MGVTBL PL_vtbl_mutex;
4d1ff10f 3411#endif /* USE_5005THREADS */
f93b4edd 3412
22c35a8c
GS
3413EXT MGVTBL PL_vtbl_defelem;
3414EXT MGVTBL PL_vtbl_regexp;
3415EXT MGVTBL PL_vtbl_regdata;
3416EXT MGVTBL PL_vtbl_regdatum;
a0d0e21e 3417
36477c24 3418#ifdef USE_LOCALE_COLLATE
22c35a8c 3419EXT MGVTBL PL_vtbl_collxfrm;
bbce6d69 3420#endif
a0d0e21e 3421
22c35a8c
GS
3422EXT MGVTBL PL_vtbl_amagic;
3423EXT MGVTBL PL_vtbl_amagicelem;
a0d0e21e 3424
810b8aa5
GS
3425EXT MGVTBL PL_vtbl_backref;
3426
bbce6d69 3427#endif /* !DOINIT */
85e6fe83 3428
f5284f61
IZ
3429enum {
3430 fallback_amg, abs_amg,
3431 bool__amg, nomethod_amg,
3432 string_amg, numer_amg,
3433 add_amg, add_ass_amg,
3434 subtr_amg, subtr_ass_amg,
3435 mult_amg, mult_ass_amg,
3436 div_amg, div_ass_amg,
3437 modulo_amg, modulo_ass_amg,
3438 pow_amg, pow_ass_amg,
3439 lshift_amg, lshift_ass_amg,
3440 rshift_amg, rshift_ass_amg,
3441 band_amg, band_ass_amg,
3442 bor_amg, bor_ass_amg,
3443 bxor_amg, bxor_ass_amg,
3444 lt_amg, le_amg,
3445 gt_amg, ge_amg,
3446 eq_amg, ne_amg,
3447 ncmp_amg, scmp_amg,
3448 slt_amg, sle_amg,
3449 sgt_amg, sge_amg,
3450 seq_amg, sne_amg,
3451 not_amg, compl_amg,
3452 inc_amg, dec_amg,
3453 atan2_amg, cos_amg,
3454 sin_amg, exp_amg,
3455 log_amg, sqrt_amg,
3456 repeat_amg, repeat_ass_amg,
3457 concat_amg, concat_ass_amg,
3458 copy_amg, neg_amg,
3459 to_sv_amg, to_av_amg,
3460 to_hv_amg, to_gv_amg,
d460ef45 3461 to_cv_amg, iter_amg,
f216259d
IZ
3462 int_amg, DESTROY_amg,
3463 max_amg_code
64a0062a 3464 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
f5284f61
IZ
3465};
3466
3467#define NofAMmeth max_amg_code
89ffc314 3468#define AMG_id2name(id) ((char*)PL_AMG_names[id]+1)
f5284f61 3469
a0d0e21e 3470#ifdef DOINIT
22c35a8c 3471EXTCONST char * PL_AMG_names[NofAMmeth] = {
89ffc314
IZ
3472 /* Names kept in the symbol table. fallback => "()", the rest has
3473 "(" prepended. The only other place in perl which knows about
3474 this convention is AMG_id2name (used for debugging output and
3475 'nomethod' only), the only other place which has it hardwired is
3476 overload.pm. */
3477 "()", "(abs", /* "fallback" should be the first. */
3478 "(bool", "(nomethod",
3479 "(\"\"", "(0+",
3480 "(+", "(+=",
3481 "(-", "(-=",
3482 "(*", "(*=",
3483 "(/", "(/=",
3484 "(%", "(%=",
3485 "(**", "(**=",
3486 "(<<", "(<<=",
3487 "(>>", "(>>=",
3488 "(&", "(&=",
3489 "(|", "(|=",
3490 "(^", "(^=",
3491 "(<", "(<=",
3492 "(>", "(>=",
3493 "(==", "(!=",
3494 "(<=>", "(cmp",
3495 "(lt", "(le",
3496 "(gt", "(ge",
3497 "(eq", "(ne",
3498 "(!", "(~",
3499 "(++", "(--",
3500 "(atan2", "(cos",
3501 "(sin", "(exp",
3502 "(log", "(sqrt",
3503 "(x", "(x=",
3504 "(.", "(.=",
3505 "(=", "(neg",
3506 "(${}", "(@{}",
3507 "(%{}", "(*{}",
3508 "(&{}", "(<>",
f216259d 3509 "(int", "DESTROY",
a0d0e21e
LW
3510};
3511#else
22c35a8c 3512EXTCONST char * PL_AMG_names[NofAMmeth];
a0d0e21e
LW
3513#endif /* def INITAMAGIC */
3514
73c4f7a1
GS
3515END_EXTERN_C
3516
a6006777 3517struct am_table {
a0d0e21e
LW
3518 long was_ok_sub;
3519 long was_ok_am;
a6006777
PP
3520 U32 flags;
3521 CV* table[NofAMmeth];
a0d0e21e
LW
3522 long fallback;
3523};
a6006777
PP
3524struct am_table_short {
3525 long was_ok_sub;
3526 long was_ok_am;
3527 U32 flags;
3528};
a0d0e21e 3529typedef struct am_table AMT;
a6006777 3530typedef struct am_table_short AMTS;
a0d0e21e
LW
3531
3532#define AMGfallNEVER 1
3533#define AMGfallNO 2
3534#define AMGfallYES 3
3535
a6006777 3536#define AMTf_AMAGIC 1
32251b26 3537#define AMTf_OVERLOADED 2
a6006777
PP
3538#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
3539#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
3540#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ
3541#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
3542#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
3543#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 3544
32251b26 3545#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH
3546
3547/*
3548 * some compilers like to redefine cos et alia as faster
3549 * (and less accurate?) versions called F_cos et cetera (Quidquid
3550 * latine dictum sit, altum viditur.) This trick collides with
3551 * the Perl overloading (amg). The following #defines fool both.
3552 */
3553
3554#ifdef _FASTMATH
3555# ifdef atan2
3556# define F_atan2_amg atan2_amg
3557# endif
3558# ifdef cos
3559# define F_cos_amg cos_amg
3560# endif
3561# ifdef exp
3562# define F_exp_amg exp_amg
3563# endif
3564# ifdef log
3565# define F_log_amg log_amg
3566# endif
3567# ifdef pow
3568# define F_pow_amg pow_amg
3569# endif
3570# ifdef sin
3571# define F_sin_amg sin_amg
3572# endif
3573# ifdef sqrt
3574# define F_sqrt_amg sqrt_amg
3575# endif
3576#endif /* _FASTMATH */
3577
83ee9e09
GS
3578#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
3579 PERLDBf_NOOPT | PERLDBf_INTER | \
3580 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
3581 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON)
3582 /* No _NONAME, _GOTO */
3583#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
3584#define PERLDBf_LINE 0x02 /* Keep line # */
3585#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
3586#define PERLDBf_INTER 0x08 /* Preserve more data for
3587 later inspections */
3588#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
3589#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
3590#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
3591#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
3592#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
3593#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
84902520 3594
3280af22
NIS
3595#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
3596#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
3597#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
3598#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
3599#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
3600#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
3601#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
3602#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS
3603#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
3604#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
84902520 3605
bbce6d69 3606
36477c24 3607#ifdef USE_LOCALE_NUMERIC
bbce6d69 3608
36477c24 3609#define SET_NUMERIC_STANDARD() \
ff4fed7c 3610 set_numeric_standard();
36477c24
PP
3611
3612#define SET_NUMERIC_LOCAL() \
ff4fed7c 3613 set_numeric_local();
bbce6d69 3614
2de3dbcc
JH
3615#define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
3616#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
3617
3618#define IN_LOCALE \
3619 (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
3620
f93f4e46 3621#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 3622 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 3623 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK
3624
3625#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 3626 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 3627 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK
3628
3629#define RESTORE_NUMERIC_LOCAL() \
3630 if (was_local) SET_NUMERIC_LOCAL();
3631
3632#define RESTORE_NUMERIC_STANDARD() \
3633 if (was_standard) SET_NUMERIC_STANDARD();
3634
5b877257 3635#define Atof my_atof
097ee67d 3636
36477c24 3637#else /* !USE_LOCALE_NUMERIC */
bbce6d69 3638
097ee67d
JH
3639#define SET_NUMERIC_STANDARD() /**/
3640#define SET_NUMERIC_LOCAL() /**/
5e931b6b 3641#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK
3642#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
3643#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH
3644#define RESTORE_NUMERIC_LOCAL() /**/
3645#define RESTORE_NUMERIC_STANDARD() /**/
65202027 3646#define Atof Perl_atof
ad3e0f90 3647#define IN_LOCALE_RUNTIME 0
bbce6d69 3648
36477c24 3649#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 3650
079290de 3651#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH
3652# ifdef __hpux
3653# define strtoll __strtoll /* secret handshake */
3654# endif
079290de
GS
3655# if !defined(Strtol) && defined(HAS_STRTOLL)
3656# define Strtol strtoll
ad551343 3657# endif
28e5dec8
JH
3658# if !defined(Strtol) && defined(HAS_STRTOQ)
3659# define Strtol strtoq
3660# endif
ff935051 3661/* is there atoq() anywhere? */
15b99d39 3662#endif
079290de
GS
3663#if !defined(Strtol) && defined(HAS_STRTOL)
3664# define Strtol strtol
3665#endif
3666#ifndef Atol
3667/* It would be more fashionable to use Strtol() to define atol()
3668 * (as is done for Atoul(), see below) but for backward compatibility
3669 * we just assume atol(). */
76b882ba
JH
3670# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
3671# define Atol atoll
3672# else
3673# define Atol atol
3674# endif
cf2093f6
JH
3675#endif
3676
55eb892c 3677#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH
3678# ifdef __hpux
3679# define strtoull __strtoull /* secret handshake */
3680# endif
ad551343 3681# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 3682# define Strtoul strtoull
15b99d39 3683# endif
079290de
GS
3684# if !defined(Strtoul) && defined(HAS_STRTOUQ)
3685# define Strtoul strtouq
3686# endif
76d49b1c 3687/* is there atouq() anywhere? */
ad551343 3688#endif
079290de
GS
3689#if !defined(Strtoul) && defined(HAS_STRTOUL)
3690# define Strtoul strtoul
cf2093f6 3691#endif
079290de
GS
3692#ifndef Atoul
3693# define Atoul(s) Strtoul(s, (char **)NULL, 10)
55eb892c 3694#endif
cf2093f6 3695
e5c9fcd0 3696#if !defined(PERLIO_IS_STDIO) && defined(HASATTRIBUTE)
d460ef45
NIS
3697/*
3698 * Now we have __attribute__ out of the way
3699 * Remap printf
760ac839 3700 */
39455587 3701#undef printf
c745e42c
NIS
3702#ifdef __GNUC__
3703#define printf(fmt,args...) PerlIO_stdoutf(fmt,##args)
3704#else
760ac839
LW
3705#define printf PerlIO_stdoutf
3706#endif
c745e42c 3707#endif
760ac839 3708
06d86050
GS
3709/* if these never got defined, they need defaults */
3710#ifndef PERL_SET_CONTEXT
3711# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
3712#endif
3713
3714#ifndef PERL_GET_CONTEXT
3715# define PERL_GET_CONTEXT PERL_GET_INTERP
3716#endif
3717
3718#ifndef PERL_GET_THX
3719# define PERL_GET_THX ((void*)NULL)
3720#endif
3721
3722#ifndef PERL_SET_THX
3723# define PERL_SET_THX(t) NOOP
3724#endif
3725
a868473f
NIS
3726#ifndef PERL_SCRIPT_MODE
3727#define PERL_SCRIPT_MODE "r"
3728#endif
3729
fba3b22e 3730/*
da927450
JH
3731 * Some operating systems are stingy with stack allocation,
3732 * so perl may have to guard against stack overflow.
3733 */
3734#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 3735#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH
3736#endif
3737
3738/*
3739 * Some nonpreemptive operating systems find it convenient to
3740 * check for asynchronous conditions after each op execution.
3741 * Keep this check simple, or it may slow down execution
3742 * massively.
3743 */
ce08f86c 3744
1d615522
JH
3745#ifndef PERL_MICRO
3746# ifndef PERL_OLD_SIGNALS
2986a63f
JH
3747# ifndef PERL_ASYNC_CHECK
3748# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
3749# endif
1d615522 3750# endif
ce08f86c
NIS
3751#endif
3752
da927450 3753#ifndef PERL_ASYNC_CHECK
1d615522 3754# define PERL_ASYNC_CHECK() NOOP
da927450
JH
3755#endif
3756
3757/*
37