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a0d0e21e 1/* perl.h
a687059c 2 *
be3c0a43 3 * Copyright (c) 1987-2002, Larry Wall
a687059c 4 *
352d5a3a
LW		 5 * You may distribute under the terms of either the GNU General Public
6 * License or the Artistic License, as specified in the README file.
8d063cd8 7 *
8d063cd8 8 */
d6376244 9
85e6fe83
LW		 10#ifndef H_PERL
11#define H_PERL 1
8d063cd8 12
760ac839
LW		 13#ifdef PERL_FOR_X2P
14/*
d460ef45 15 * This file is being used for x2p stuff.
760ac839 16 * Above symbol is defined via -D in 'x2p/Makefile.SH'
d460ef45 17 * Decouple x2p stuff from some of perls more extreme eccentricities.
760ac839 18 */
55497cff 19#undef MULTIPLICITY
760ac839
LW		 20#undef USE_STDIO
21#define USE_STDIO
22#endif /* PERL_FOR_X2P */
23
0cb96387 24#define VOIDUSED 1
d460ef45 25#ifdef PERL_MICRO
12ae5dfc
JH		 26# include "uconfig.h"
27#else
28# include "config.h"
29#endif
0cb96387 30
aaacdc8b
GS		 31#if defined(USE_ITHREADS) && defined(USE_5005THREADS)
32# include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
33#endif
34
35/* XXX This next guard can disappear if the sources are revised
36 to use USE_5005THREADS throughout. -- A.D 1/6/2000
37*/
4d1ff10f
AB		 38#if defined(USE_ITHREADS) && defined(USE_5005THREADS)
39# include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
aaacdc8b
GS		 40#endif
41
2c2d71f5
JH		 42/* See L<perlguts/"The Perl API"> for detailed notes on
43 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
44
ac6bedea
JH		 45/* Note that from here --> to <-- the same logic is
46 * repeated in makedef.pl, so be certain to update
47 * both places when editing. */
48
ba979b31
NIS		 49#ifdef PERL_IMPLICIT_SYS
50/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
51 so use slab allocator to avoid lots of MUTEX overhead
52 */
6916a0ab
NIS		 53# ifndef PL_OP_SLAB_ALLOC
54# define PL_OP_SLAB_ALLOC
ba979b31
NIS		 55# endif
56#endif
57
6f4183fe 58#ifdef USE_ITHREADS
acfe0abc 59# if !defined(MULTIPLICITY)
6f4183fe
GS		 60# define MULTIPLICITY
61# endif
62#endif
63
4d1ff10f 64#ifdef USE_5005THREADS
c5be433b
GS		 65# ifndef PERL_IMPLICIT_CONTEXT
66# define PERL_IMPLICIT_CONTEXT
67# endif
c5be433b
GS		 68#endif
69
c5be433b
GS		 70#if defined(MULTIPLICITY)
71# ifndef PERL_IMPLICIT_CONTEXT
72# define PERL_IMPLICIT_CONTEXT
73# endif
c5be433b
GS		 74#endif
75
ac6bedea
JH		 76/* <--- here ends the logic shared by perl.h and makedef.pl */
77
c5be433b 78#ifdef PERL_IMPLICIT_CONTEXT
4d1ff10f 79# ifdef USE_5005THREADS
c5be433b 80struct perl_thread;
24e8e624 81# define pTHX register struct perl_thread *thr PERL_UNUSED_DECL
c5be433b 82# define aTHX thr
411caa50 83# define dTHR dNOOP /* only backward compatibility */
fd89de3a 84# define dTHXa(a) pTHX = (struct perl_thread*)a
c5be433b 85# else
f63b9778
GS		 86# ifndef MULTIPLICITY
87# define MULTIPLICITY
88# endif
24e8e624 89# define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
c5be433b 90# define aTHX my_perl
fd89de3a 91# define dTHXa(a) pTHX = (PerlInterpreter*)a
c5be433b 92# endif
fd89de3a 93# define dTHX pTHX = PERL_GET_THX
c5be433b 94# define pTHX_ pTHX,
c5be433b 95# define aTHX_ aTHX,
894356b3
GS		 96# define pTHX_1 2
97# define pTHX_2 3
98# define pTHX_3 4
99# define pTHX_4 5
c5be433b
GS		 100#endif
101
76e3520e
GS		 102#define STATIC static
103#define CPERLscope(x) x
565764a8 104#define CPERLarg void
76e3520e 105#define CPERLarg_
e3b8966e 106#define _CPERLarg
1d583055
GS		 107#define PERL_OBJECT_THIS
108#define _PERL_OBJECT_THIS
109#define PERL_OBJECT_THIS_
312caa8e 110#define CALL_FPTR(fptr) (*fptr)
76e3520e 111
312caa8e
CS		 112#define CALLRUNOPS CALL_FPTR(PL_runops)
113#define CALLREGCOMP CALL_FPTR(PL_regcompp)
114#define CALLREGEXEC CALL_FPTR(PL_regexecp)
f722798b
IZ		 115#define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
116#define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
117#define CALLREGFREE CALL_FPTR(PL_regfree)
14dd3ad8
GS		 118
119#ifdef PERL_FLEXIBLE_EXCEPTIONS
120# define CALLPROTECT CALL_FPTR(PL_protect)
121#endif
312caa8e 122
44dbb695
JH		 123#ifdef HASATTRIBUTE
124# define PERL_UNUSED_DECL __attribute__((unused))
125#else
126# define PERL_UNUSED_DECL
127#endif
128
349b520e
DM		 129/* gcc -Wall:
130 * for silencing unused variables that are actually used most of the time,
131 * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs
132 */
133#define PERL_UNUSED_VAR(var) if (0) var = var
134
0cb96387 135#define NOOP (void)0
44dbb695 136#define dNOOP extern int Perl___notused PERL_UNUSED_DECL
71be2cbc 137
0cb96387
GS		 138#ifndef pTHX
139# define pTHX void
140# define pTHX_
0cb96387
GS		 141# define aTHX
142# define aTHX_
0cb96387
GS		 143# define dTHXa(a) dNOOP
144# define dTHX dNOOP
894356b3
GS		 145# define pTHX_1 1
146# define pTHX_2 2
147# define pTHX_3 3
148# define pTHX_4 4
0cb96387
GS		 149#endif
150
b4f7f263
GS		 151/* these are only defined for compatibility; should not be used internally */
152#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 153# define pTHXo pTHX
154# define pTHXo_ pTHX_
0cb96387
GS		 155# define aTHXo aTHX
156# define aTHXo_ aTHX_
c5be433b 157# define dTHXo dTHX
71d280e3 158# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 159#endif
160
161#ifndef pTHXx
162# define pTHXx register PerlInterpreter *my_perl
163# define pTHXx_ pTHXx,
0cb96387
GS		 164# define aTHXx my_perl
165# define aTHXx_ aTHXx,
c5be433b 166# define dTHXx dTHX
22c35a8c 167#endif
71be2cbc 168
1de7c2ac
GS		 169/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
170 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
171 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
172#ifdef PERL_IMPLICIT_SYS
173# define dTHXs dTHX
174#else
175# define dTHXs dNOOP
176#endif
177
326b05e3
GS		 178#undef START_EXTERN_C
179#undef END_EXTERN_C
180#undef EXTERN_C
32f822de
GS		 181#ifdef __cplusplus
182# define START_EXTERN_C extern "C" {
183# define END_EXTERN_C }
184# define EXTERN_C extern "C"
185#else
d460ef45
NIS		 186# define START_EXTERN_C
187# define END_EXTERN_C
73c4f7a1 188# define EXTERN_C extern
32f822de
GS		 189#endif
190
462e5cf6
MB		 191#ifdef OP_IN_REGISTER
192# ifdef __GNUC__
193# define stringify_immed(s) #s
194# define stringify(s) stringify_immed(s)
d1ca3daa 195register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 196# endif
197#endif
198
728e2803 199/*
200 * STMT_START { statements; } STMT_END;
201 * can be used as a single statement, as in
202 * if (x) STMT_START { ... } STMT_END; else ...
203 *
204 * Trying to select a version that gives no warnings...
205 */
206#if !(defined(STMT_START) && defined(STMT_END))
169d69b2 207# if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus)
728e2803 208# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
209# define STMT_END )
210# else
211 /* Now which other defined()s do we need here ??? */
212# if (VOIDFLAGS) && (defined(sun) || defined(__sun__))
213# define STMT_START if (1)
214# define STMT_END else (void)0
215# else
216# define STMT_START do
217# define STMT_END while (0)
218# endif
219# endif
220#endif
221
0cb96387 222#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 223#define WITH_THR(s) WITH_THX(s)
ea0efc06 224
55497cff 225/*
226 * SOFT_CAST can be used for args to prototyped functions to retain some
227 * type checking; it only casts if the compiler does not know prototypes.
228 */
229#if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
230#define SOFT_CAST(type)
231#else
232#define SOFT_CAST(type) (type)
233#endif
79072805 234
6ee623d5 235#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
79072805
LW		 236# define BYTEORDER 0x1234
237#endif
238
239/* Overall memory policy? */
240#ifndef CONSERVATIVE
241# define LIBERAL 1
242#endif
243
8ada0baa
JH		 244#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
245#define ASCIIish
246#else
247#undef ASCIIish
248#endif
249
79072805
LW		 250/*
251 * The following contortions are brought to you on behalf of all the
252 * standards, semi-standards, de facto standards, not-so-de-facto standards
253 * of the world, as well as all the other botches anyone ever thought of.
254 * The basic theory is that if we work hard enough here, the rest of the
255 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
256 */
ac58e20f 257
ee0007ab 258/* define this once if either system, instead of cluttering up the src */
2986a63f 259#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 260#define DOSISH 1
261#endif
262
2986a63f 263#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
352d5a3a
LW		 264# define STANDARD_C 1
265#endif
266
2986a63f 267#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE)
68dc0745 268# define DONT_DECLARE_STD 1
269#endif
270
352d5a3a 271#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 272# ifdef __cplusplus
cb69f87a 273# define VOL /* to temporarily suppress warnings */
79072805
LW		 274# else
275# define VOL volatile
276# endif
663a0e37 277#else
79072805 278# define VOL
663a0e37
LW		 279#endif
280
3280af22
NIS		 281#define TAINT (PL_tainted = TRUE)
282#define TAINT_NOT (PL_tainted = FALSE)
283#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
284#define TAINT_ENV() if (PL_tainting) { taint_env(); }
22c35a8c 285#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
a687059c 286
d460ef45 287/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 288 defines move there? If so, I could simplify this a lot. --AD 9/96.
289*/
290/* Process group stuff changed from traditional BSD to POSIX.
291 perlfunc.pod documents the traditional BSD-style syntax, so we'll
292 try to preserve that, if possible.
293*/
294#ifdef HAS_SETPGID
295# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 296#else
a6e633de 297# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
298# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
299# else
300# ifdef HAS_SETPGRP2 /* DG/UX */
301# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
302# endif
303# endif
304#endif
305#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
306# define HAS_SETPGRP /* Well, effectively it does . . . */
307#endif
308
309/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
310 our life easier :-) so we'll try it.
311*/
312#ifdef HAS_GETPGID
313# define BSD_GETPGRP(pid) getpgid((pid))
314#else
315# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
316# define BSD_GETPGRP(pid) getpgrp((pid))
317# else
318# ifdef HAS_GETPGRP2 /* DG/UX */
319# define BSD_GETPGRP(pid) getpgrp2((pid))
320# endif
321# endif
322#endif
323#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
324# define HAS_GETPGRP /* Well, effectively it does . . . */
325#endif
326
d460ef45 327/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 328 have different behaviors, but perl.h used to define USE_BSDPGRP
329 (prior to 5.003_05) so some extension might depend on it.
330*/
331#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
332# ifndef USE_BSDPGRP
333# define USE_BSDPGRP
334# endif
663a0e37
LW		 335#endif
336
3d62afa2 337/* Use the reentrant APIs like localtime_r and getpwent_r */
d80aa559 338/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
4f8ddd77 339#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(WIN32) && !defined(__APPLE__)
d8916601 340# define USE_REENTRANT_API
3d62afa2
JH		 341#endif
342
8ac5a1fe
MH		 343/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
344 pthread.h must be included before all other header files.
345*/
4d1ff10f 346#if (defined(USE_5005THREADS) || defined(USE_ITHREADS)) \
1feb2720 347 && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 348# include <pthread.h>
349#endif
350
760ac839
LW		 351#ifndef _TYPES_ /* If types.h defines this it's easy. */
352# ifndef major /* Does everyone's types.h define this? */
353# include <sys/types.h>
c07a80fd 354# endif
663a0e37
LW		 355#endif
356
760ac839
LW		 357#ifdef __cplusplus
358# ifndef I_STDARG
359# define I_STDARG 1
360# endif
361#endif
362
363#ifdef I_STDARG
364# include <stdarg.h>
365#else
366# ifdef I_VARARGS
367# include <varargs.h>
368# endif
369#endif
370
4633a7c4 371#ifdef USE_NEXT_CTYPE
0c30d9ec 372
092bebab
JH		 373#if NX_CURRENT_COMPILER_RELEASE >= 500
374# include <bsd/ctypes.h>
375#else
376# if NX_CURRENT_COMPILER_RELEASE >= 400
377# include <objc/NXCType.h>
378# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
379# include <appkit/NXCType.h>
380# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
381#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 382
383#else /* !USE_NEXT_CTYPE */
fe14fcc3 384#include <ctype.h>
0c30d9ec 385#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 386
387#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
388#undef METHOD
a0d0e21e
LW		 389#endif
390
12ae5dfc
JH		 391#ifdef PERL_MICRO
392# define NO_LOCALE
393#endif
394
4633a7c4 395#ifdef I_LOCALE
36477c24 396# include <locale.h>
4633a7c4
LW		 397#endif
398
36477c24 399#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
400# define USE_LOCALE
401# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
402 && defined(HAS_STRXFRM)
403# define USE_LOCALE_COLLATE
404# endif
405# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
406# define USE_LOCALE_CTYPE
407# endif
408# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
409# define USE_LOCALE_NUMERIC
410# endif
411#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 412
fe14fcc3 413#include <setjmp.h>
79072805 414
a0d0e21e 415#ifdef I_SYS_PARAM
79072805
LW		 416# ifdef PARAM_NEEDS_TYPES
417# include <sys/types.h>
418# endif
419# include <sys/param.h>
352d5a3a 420#endif
79072805 421
79072805 422/* Use all the "standard" definitions? */
a0d0e21e 423#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 424# include <stdlib.h>
ff68c719 425#endif
03a14243 426
3f270f98
JH		 427/* If this causes problems, set i_unistd=undef in the hint file. */
428#ifdef I_UNISTD
429# include <unistd.h>
430#endif
431
7114a2d2 432#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
2ef53570
JH		 433int syscall(int, ...);
434#endif
435
7114a2d2 436#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
fa0a29af 437int usleep(unsigned int);
2ef53570
JH		 438#endif
439
9a34ef1d
GS		 440#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
441# define MYSWAP
442#endif
443
66a93824
NIS		 444/* Cannot include embed.h here on Win32 as win32.h has not
445 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
446 */
96e176bf 447#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9
GS		 448# include "embed.h"
449#endif
450
c31fac66
GS		 451#define MEM_SIZE Size_t
452
51371543
GS		 453#if defined(STANDARD_C) && defined(I_STDDEF)
454# include <stddef.h>
455# define STRUCT_OFFSET(s,m) offsetof(s,m)
456#else
457# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
458#endif
459
460#if defined(I_STRING) || defined(__cplusplus)
461# include <string.h>
462#else
463# include <strings.h>
464#endif
465
55497cff 466/* This comes after <stdlib.h> so we don't try to change the standard
467 * library prototypes; we'll use our own in proto.h instead. */
03a14243 468
4633a7c4 469#ifdef MYMALLOC
86058a2d 470# ifdef PERL_POLLUTE_MALLOC
ee13e175 471# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 472# define Perl_malloc malloc
473# define Perl_calloc calloc
474# define Perl_realloc realloc
475# define Perl_mfree free
ee13e175 476# endif
86058a2d
GS		 477# else
478# define EMBEDMYMALLOC /* for compatibility */
479# endif
20ce7b12
GS		 480Malloc_t Perl_malloc (MEM_SIZE nbytes);
481Malloc_t Perl_calloc (MEM_SIZE elements, MEM_SIZE size);
482Malloc_t Perl_realloc (Malloc_t where, MEM_SIZE nbytes);
86058a2d
GS		 483/* 'mfree' rather than 'free', since there is already a 'perl_free'
484 * that causes clashes with case-insensitive linkers */
20ce7b12 485Free_t Perl_mfree (Malloc_t where);
55497cff 486
827e134a
GS		 487typedef struct perl_mstats perl_mstats_t;
488
651b9576
GS		 489# define safemalloc Perl_malloc
490# define safecalloc Perl_calloc
491# define saferealloc Perl_realloc
492# define safefree Perl_mfree
f2517201
GS		 493#else /* MYMALLOC */
494# define safemalloc safesysmalloc
495# define safecalloc safesyscalloc
496# define saferealloc safesysrealloc
497# define safefree safesysfree
55497cff 498#endif /* MYMALLOC */
4633a7c4 499
a0d0e21e
LW		 500#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
501#define strchr index
502#define strrchr rindex
503#endif
504
16d20bd9
AD		 505#ifdef I_MEMORY
506# include <memory.h>
507#endif
508
fe14fcc3 509#ifdef HAS_MEMCPY
85e6fe83 510# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 511# ifndef memcpy
20ce7b12 512 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 513# endif
514# endif
515#else
516# ifndef memcpy
517# ifdef HAS_BCOPY
518# define memcpy(d,s,l) bcopy(s,d,l)
519# else
520# define memcpy(d,s,l) my_bcopy(s,d,l)
521# endif
522# endif
523#endif /* HAS_MEMCPY */
fe14fcc3 524
ee0007ab 525#ifdef HAS_MEMSET
85e6fe83 526# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 527# ifndef memset
20ce7b12 528 extern char *memset (char*, int, int);
ee0007ab
LW		 529# endif
530# endif
ee0007ab 531#else
12ae5dfc 532# undef memset
fc36a67e 533# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 534#endif /* HAS_MEMSET */
535
85e6fe83 536#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 537# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 538# define memmove(d,s,l) bcopy(s,d,l)
539# else
2304df62 540# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 541# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 542# else
79072805 543# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 544# endif
352d5a3a 545# endif
d9d8d8de 546#endif
ee0007ab 547
36477c24 548#if defined(mips) && defined(ultrix) && !defined(__STDC__)
549# undef HAS_MEMCMP
550#endif
551
552#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 553# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 554# ifndef memcmp
20ce7b12 555 extern int memcmp (char*, char*, int);
ee0007ab
LW		 556# endif
557# endif
36477c24 558# ifdef BUGGY_MSC
559 # pragma function(memcmp)
560# endif
ee0007ab
LW		 561#else
562# ifndef memcmp
ecfc5424 563# define memcmp my_memcmp
352d5a3a 564# endif
36477c24 565#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 566
fc36a67e 567#ifndef memzero
c635e13b 568# ifdef HAS_MEMSET
569# define memzero(d,l) memset(d,0,l)
79072805 570# else
c635e13b 571# ifdef HAS_BZERO
572# define memzero(d,l) bzero(d,l)
79072805 573# else
fc36a67e 574# define memzero(d,l) my_bzero(d,l)
79072805
LW		 575# endif
576# endif
d9d8d8de 577#endif
378cc40b 578
0f27ced1
JH		 579#ifndef memchr
580# ifndef HAS_MEMCHR
581# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
582# endif
583#endif
584
36477c24 585#ifndef HAS_BCMP
586# ifndef bcmp
587# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 588# endif
36477c24 589#endif /* !HAS_BCMP */
378cc40b 590
ae986130 591#ifdef I_NETINET_IN
79072805 592# include <netinet/in.h>
ae986130
LW		 593#endif
594
28e8609d
JH		 595#ifdef I_ARPA_INET
596# include <arpa/inet.h>
597#endif
598
84902520
TB		 599#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
600/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
601 * (the neo-BSD seem to do this). */
602# undef SF_APPEND
603#endif
604
1aef975c 605#ifdef I_SYS_STAT
84902520 606# include <sys/stat.h>
1aef975c 607#endif
79072805 608
a0d0e21e
LW		 609/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
610 like UTekV) are broken, sometimes giving false positives. Undefine
611 them here and let the code below set them to proper values.
612
613 The ghs macro stands for GreenHills Software C-1.8.5 which
614 is the C compiler for sysV88 and the various derivatives.
615 This header file bug is corrected in gcc-2.5.8 and later versions.
616 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
617
618#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 619# undef S_ISDIR
620# undef S_ISCHR
621# undef S_ISBLK
622# undef S_ISREG
623# undef S_ISFIFO
624# undef S_ISLNK
ee0007ab 625#endif
135863df 626
663a0e37
LW		 627#ifdef I_TIME
628# include <time.h>
ffed7fef 629#endif
663a0e37 630
fe14fcc3 631#ifdef I_SYS_TIME
85e6fe83 632# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 633# define KERNEL
634# endif
635# include <sys/time.h>
85e6fe83 636# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 637# undef KERNEL
638# endif
a687059c 639#endif
135863df 640
55497cff 641#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 642# include <sys/times.h>
d9d8d8de 643#endif
8d063cd8 644
fe14fcc3 645#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 646# undef HAS_STRERROR
663a0e37
LW		 647#endif
648
649#include <errno.h>
1e743fda 650
acfe0abc 651#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 652# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
653#endif
654
4e0554ec
JH		 655/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one */
656#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN)
657# define _SOCKADDR_LEN
658#endif
659
8d3f517a 660#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 661# include <sys/socket.h>
662# if defined(USE_SOCKS) && defined(I_SOCKS)
663# if !defined(INCLUDE_PROTOTYPES)
664# define INCLUDE_PROTOTYPES /* for <socks.h> */
665# define PERL_SOCKS_NEED_PROTOTYPES
666# endif
4d1ff10f 667# ifdef USE_5005THREADS
c3dedce1 668# define PERL_USE_THREADS /* store our value */
4d1ff10f 669# undef USE_5005THREADS
c3dedce1 670# endif
1e743fda 671# include <socks.h>
4d1ff10f
AB		 672# ifdef USE_5005THREADS
673# undef USE_5005THREADS /* socks.h does this on its own */
c3dedce1
JH		 674# endif
675# ifdef PERL_USE_THREADS
4d1ff10f 676# define USE_5005THREADS /* restore our value */
c3dedce1
JH		 677# undef PERL_USE_THREADS
678# endif
1e743fda
JH		 679# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
680# undef INCLUDE_PROTOTYPES
681# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 682# endif
d460ef45 683# endif
1e743fda 684# ifdef I_NETDB
2986a63f
JH		 685# ifdef NETWARE
686# include<stdio.h>
687# endif
1e743fda
JH		 688# include <netdb.h>
689# endif
690# ifndef ENOTSOCK
691# ifdef I_NET_ERRNO
692# include <net/errno.h>
693# endif
694# endif
695#endif
696
fa0a29af 697/* sockatmark() is so new (2001) that many places might have it hidden
2ef53570 698 * behind some -D_BLAH_BLAH_SOURCE guard. */
fa0a29af 699#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
2ef53570
JH		 700int sockatmark(int);
701#endif
702
1e743fda
JH		 703#ifdef SETERRNO
704# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 705#endif
f86702cc 706
707#ifdef VMS
708# define SETERRNO(errcode,vmserrcode) \
709 STMT_START { \
710 set_errno(errcode); \
711 set_vaxc_errno(vmserrcode); \
712 } STMT_END
748a9306 713#else
aba27d88 714# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
748a9306 715#endif
ed6116ce 716
4d1ff10f 717#ifdef USE_5005THREADS
38a03e6e 718# define ERRSV (thr->errsv)
940cb80d
MB		 719# define DEFSV THREADSV(0)
720# define SAVE_DEFSV save_threadsv(0)
38a03e6e 721#else
3280af22 722# define ERRSV GvSV(PL_errgv)
3280af22
NIS		 723# define DEFSV GvSV(PL_defgv)
724# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
4d1ff10f 725#endif /* USE_5005THREADS */
38a03e6e 726
98eae8f5
GS		 727#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
728
55497cff 729#ifndef errno
5ff3f7a4
GS		 730 extern int errno; /* ANSI allows errno to be an lvalue expr.
731 * For example in multithreaded environments
732 * something like this might happen:
733 * extern int *_errno(void);
734 * #define errno (*_errno()) */
d9d8d8de 735#endif
663a0e37 736
2304df62 737#ifdef HAS_STRERROR
a0d0e21e 738# ifdef VMS
20ce7b12 739 char *strerror (int,...);
a0d0e21e 740# else
68dc0745 741#ifndef DONT_DECLARE_STD
20ce7b12 742 char *strerror (int);
68dc0745 743#endif
a0d0e21e 744# endif
2304df62
AD		 745# ifndef Strerror
746# define Strerror strerror
747# endif
748#else
749# ifdef HAS_SYS_ERRLIST
79072805
LW		 750 extern int sys_nerr;
751 extern char *sys_errlist[];
2304df62
AD		 752# ifndef Strerror
753# define Strerror(e) \
79072805 754 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 755# endif
79072805 756# endif
35c8bce7 757#endif
663a0e37 758
2304df62 759#ifdef I_SYS_IOCTL
79072805
LW		 760# ifndef _IOCTL_
761# include <sys/ioctl.h>
762# endif
a687059c
LW		 763#endif
764
ee0007ab 765#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 766# ifdef HAS_SOCKETPAIR
767# undef HAS_SOCKETPAIR
768# endif
2304df62
AD		 769# ifdef I_NDBM
770# undef I_NDBM
79072805 771# endif
a687059c
LW		 772#endif
773
02fc2eee
NC		 774#ifndef HAS_SOCKETPAIR
775# ifdef HAS_SOCKET
776# define socketpair Perl_my_socketpair
777# endif
778#endif
779
a687059c 780#if INTSIZE == 2
79072805
LW		 781# define htoni htons
782# define ntohi ntohs
a687059c 783#else
79072805
LW		 784# define htoni htonl
785# define ntohi ntohl
a687059c
LW		 786#endif
787
a0d0e21e 788/* Configure already sets Direntry_t */
35c8bce7 789#if defined(I_DIRENT)
663a0e37 790# include <dirent.h>
8f1f23e8
W		 791 /* NeXT needs dirent + sys/dir.h */
792# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 793# include <sys/dir.h>
794# endif
ae986130 795#else
fe14fcc3 796# ifdef I_SYS_NDIR
79a0689e 797# include <sys/ndir.h>
663a0e37 798# else
fe14fcc3 799# ifdef I_SYS_DIR
79a0689e
LW		 800# ifdef hp9000s500
801# include <ndir.h> /* may be wrong in the future */
802# else
803# include <sys/dir.h>
804# endif
663a0e37
LW		 805# endif
806# endif
4633a7c4 807#endif
a687059c 808
12ae5dfc
JH		 809#ifdef PERL_MICRO
810# ifndef DIR
811# define DIR void
812# endif
813#endif
814
352d5a3a
LW		 815#ifdef FPUTS_BOTCH
816/* work around botch in SunOS 4.0.1 and 4.0.2 */
817# ifndef fputs
79072805 818# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 819# endif
820#endif
821
c623bd54
LW		 822/*
823 * The following gobbledygook brought to you on behalf of __STDC__.
824 * (I could just use #ifndef __STDC__, but this is more bulletproof
825 * in the face of half-implementations.)
826 */
827
7114a2d2 828#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 829#include <sys/mode.h>
830#endif
831
c623bd54
LW		 832#ifndef S_IFMT
833# ifdef _S_IFMT
834# define S_IFMT _S_IFMT
835# else
836# define S_IFMT 0170000
837# endif
838#endif
839
840#ifndef S_ISDIR
841# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
842#endif
843
844#ifndef S_ISCHR
845# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
846#endif
847
848#ifndef S_ISBLK
fe14fcc3
LW		 849# ifdef S_IFBLK
850# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
851# else
852# define S_ISBLK(m) (0)
853# endif
c623bd54
LW		 854#endif
855
856#ifndef S_ISREG
857# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
858#endif
859
860#ifndef S_ISFIFO
fe14fcc3
LW		 861# ifdef S_IFIFO
862# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
863# else
864# define S_ISFIFO(m) (0)
865# endif
c623bd54
LW		 866#endif
867
868#ifndef S_ISLNK
869# ifdef _S_ISLNK
870# define S_ISLNK(m) _S_ISLNK(m)
871# else
872# ifdef _S_IFLNK
873# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
874# else
875# ifdef S_IFLNK
876# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
877# else
878# define S_ISLNK(m) (0)
879# endif
880# endif
881# endif
882#endif
883
884#ifndef S_ISSOCK
885# ifdef _S_ISSOCK
886# define S_ISSOCK(m) _S_ISSOCK(m)
887# else
888# ifdef _S_IFSOCK
889# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
890# else
891# ifdef S_IFSOCK
892# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
893# else
894# define S_ISSOCK(m) (0)
895# endif
896# endif
897# endif
898#endif
899
900#ifndef S_IRUSR
901# ifdef S_IREAD
902# define S_IRUSR S_IREAD
903# define S_IWUSR S_IWRITE
904# define S_IXUSR S_IEXEC
905# else
906# define S_IRUSR 0400
907# define S_IWUSR 0200
908# define S_IXUSR 0100
909# endif
fac7cdfc
JS		 910#endif
911
912#ifndef S_IRGRP
913# ifdef S_IRUSR
914# define S_IRGRP (S_IRUSR>>3)
915# define S_IWGRP (S_IWUSR>>3)
916# define S_IXGRP (S_IXUSR>>3)
917# else
918# define S_IRGRP 0040
919# define S_IWGRP 0020
920# define S_IXGRP 0010
921# endif
922#endif
923
924#ifndef S_IROTH
925# ifdef S_IRUSR
926# define S_IROTH (S_IRUSR>>6)
927# define S_IWOTH (S_IWUSR>>6)
928# define S_IXOTH (S_IXUSR>>6)
929# else
930# define S_IROTH 0040
931# define S_IWOTH 0020
932# define S_IXOTH 0010
933# endif
c623bd54
LW		 934#endif
935
936#ifndef S_ISUID
937# define S_ISUID 04000
938#endif
939
940#ifndef S_ISGID
941# define S_ISGID 02000
942#endif
943
ca6e1c26
JH		 944#ifndef S_IRWXU
945# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 946#endif
ca6e1c26
JH		 947
948#ifndef S_IRWXG
949# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 950#endif
ca6e1c26
JH		 951
952#ifndef S_IRWXO
953# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 954#endif
ca6e1c26 955
c21fb2b8
JH		 956/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
957 * which would get included through <sys/file.h >, but that is 3000
958 * lines in the future. --jhi */
959
960#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH		 961# define S_IREAD S_IRUSR
962#endif
963
c21fb2b8 964#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH		 965# define S_IWRITE S_IWUSR
966#endif
967
968#ifndef S_IEXEC
969# define S_IEXEC S_IXUSR
970#endif
971
79072805
LW		 972#ifdef ff_next
973# undef ff_next
352d5a3a
LW		 974#endif
975
a0d0e21e 976#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 977# define SLOPPYDIVIDE
978#endif
979
748a9306
LW		 980#ifdef UV
981#undef UV
982#endif
983
c89df6bf
JH		 984#ifdef SPRINTF_E_BUG
985# define sprintf UTS_sprintf_wrap
986#endif
987
c495e728
JH		 988/* Configure gets this right but the UTS compiler gets it wrong.
989 -- Hal Morris <hom00@utsglobal.com> */
990#ifdef UTS
991# undef UVTYPE
992# define UVTYPE unsigned
993#endif
994
05f13f53 995/*
27d4fb96 996 The IV type is supposed to be long enough to hold any integral
997 value or a pointer.
998 --Andy Dougherty August 1996
999*/
1000
a22e52b9
JH		 1001typedef IVTYPE IV;
1002typedef UVTYPE UV;
8175356b 1003
10cc9d2a 1004#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1005# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1006# define IV_MAX INT64_MAX
1007# define IV_MIN INT64_MIN
1008# define UV_MAX UINT64_MAX
cae7ae48
JH		 1009# ifndef UINT64_MIN
1010# define UINT64_MIN 0
1011# endif
5ff3f7a4
GS		 1012# define UV_MIN UINT64_MIN
1013# else
1014# define IV_MAX PERL_QUAD_MAX
1015# define IV_MIN PERL_QUAD_MIN
1016# define UV_MAX PERL_UQUAD_MAX
1017# define UV_MIN PERL_UQUAD_MIN
1018# endif
cf2093f6
JH		 1019# define IV_IS_QUAD
1020# define UV_IS_QUAD
79072805 1021#else
8175356b 1022# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1023# define IV_MAX INT32_MAX
1024# define IV_MIN INT32_MIN
716026f9
DL		 1025# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1026# define UV_MAX UINT32_MAX
1027# else
1028# define UV_MAX 4294967295U
1029# endif
cae7ae48
JH		 1030# ifndef UINT32_MIN
1031# define UINT32_MIN 0
1032# endif
5ff3f7a4
GS		 1033# define UV_MIN UINT32_MIN
1034# else
1035# define IV_MAX PERL_LONG_MAX
1036# define IV_MIN PERL_LONG_MIN
1037# define UV_MAX PERL_ULONG_MAX
1038# define UV_MIN PERL_ULONG_MIN
1039# endif
8175356b 1040# if IVSIZE == 8
cf2093f6
JH		 1041# define IV_IS_QUAD
1042# define UV_IS_QUAD
de1c2614
JH		 1043# ifndef HAS_QUAD
1044# define HAS_QUAD
1045# endif
cf2093f6
JH		 1046# else
1047# undef IV_IS_QUAD
1048# undef UV_IS_QUAD
de1c2614 1049# undef HAS_QUAD
cf2093f6 1050# endif
79072805 1051#endif
d7d93a81 1052
6cde8aec 1053#if defined(uts) || defined(UTS)
11afe549
HM		 1054# undef UV_MAX
1055# define UV_MAX (4294967295u)
20601011
JH		 1056#endif
1057
cae7ae48 1058#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1059#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1060
28e5dec8 1061#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1062#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1063#endif
1064
d460ef45 1065/*
26bb67e2
JH		 1066 * The macros INT2PTR and NUM2PTR are (despite their names)
1067 * bi-directional: they will convert int/float to or from pointers.
1068 * However the conversion to int/float are named explicitly:
1069 * PTR2IV, PTR2UV, PTR2NV.
1070 *
1071 * For int conversions we do not need two casts if pointers are
1072 * the same size as IV and UV. Otherwise we need an explicit
1073 * cast (PTRV) to avoid compiler warnings.
1074 */
56431972
RB		 1075#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1076# define PTRV UV
1077# define INT2PTR(any,d) (any)(d)
1078#else
d460ef45 1079# if PTRSIZE == LONGSIZE
56431972 1080# define PTRV unsigned long
42718184 1081# else
56431972 1082# define PTRV unsigned
42718184 1083# endif
56431972 1084# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1085#endif
56431972
RB		 1086#define NUM2PTR(any,d) (any)(PTRV)(d)
1087#define PTR2IV(p) INT2PTR(IV,p)
1088#define PTR2UV(p) INT2PTR(UV,p)
1089#define PTR2NV(p) NUM2PTR(NV,p)
d460ef45 1090#if PTRSIZE == LONGSIZE
d2560b70
RB		 1091# define PTR2ul(p) (unsigned long)(p)
1092#else
1093# define PTR2ul(p) INT2PTR(unsigned long,p)
1094#endif
d460ef45 1095
65202027 1096#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1097# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1098# define LONG_DOUBLE_EQUALS_DOUBLE
1099# endif
68d4903c 1100# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1101# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1102# endif
1103#endif
1104
2d4389e4
JH		 1105#ifdef OVR_DBL_DIG
1106/* Use an overridden DBL_DIG */
1107# ifdef DBL_DIG
1108# undef DBL_DIG
1109# endif
1110# define DBL_DIG OVR_DBL_DIG
1111#else
1112/* The following is all to get DBL_DIG, in order to pick a nice
1113 default value for printing floating point numbers in Gconvert.
1114 (see config.h)
1115*/
1116#ifdef I_LIMITS
1117#include <limits.h>
1118#endif
1119#ifdef I_FLOAT
1120#include <float.h>
1121#endif
1122#ifndef HAS_DBL_DIG
1123#define DBL_DIG 15 /* A guess that works lots of places */
1124#endif
1125#endif
cbca01e1
JH		 1126#ifdef I_FLOAT
1127#include <float.h>
1128#endif
1129#ifndef HAS_DBL_DIG
1130#define DBL_DIG 15 /* A guess that works lots of places */
1131#endif
2d4389e4
JH		 1132
1133#ifdef OVR_LDBL_DIG
1134/* Use an overridden LDBL_DIG */
1135# ifdef LDBL_DIG
1136# undef LDBL_DIG
1137# endif
1138# define LDBL_DIG OVR_LDBL_DIG
1139#else
1140/* The following is all to get LDBL_DIG, in order to pick a nice
1141 default value for printing floating point numbers in Gconvert.
1142 (see config.h)
1143*/
68d4903c
JH		 1144# ifdef I_LIMITS
1145# include <limits.h>
1146# endif
1147# ifdef I_FLOAT
1148# include <float.h>
1149# endif
1150# ifndef HAS_LDBL_DIG
1151# if LONG_DOUBLESIZE == 10
1152# define LDBL_DIG 18 /* assume IEEE */
1153# else
1154# if LONG_DOUBLESIZE == 12
1155# define LDBL_DIG 18 /* gcc? */
1156# else
1157# if LONG_DOUBLESIZE == 16
1158# define LDBL_DIG 33 /* assume IEEE */
1159# else
1160# if LONG_DOUBLESIZE == DOUBLESIZE
1161# define LDBL_DIG DBL_DIG /* bummer */
1162# endif
1163# endif
1164# endif
1165# endif
1166# endif
2d4389e4
JH		 1167#endif
1168
a22e52b9 1169typedef NVTYPE NV;
8175356b 1170
792d8dab
JH		 1171#ifdef I_IEEEFP
1172# include <ieeefp.h>
1173#endif
923fc586 1174
65202027 1175#ifdef USE_LONG_DOUBLE
923fc586
JH		 1176# ifdef I_SUNMATH
1177# include <sunmath.h>
1178# endif
2d4389e4 1179# define NV_DIG LDBL_DIG
d6c14000
JH		 1180# ifdef LDBL_MANT_DIG
1181# define NV_MANT_DIG LDBL_MANT_DIG
1182# endif
06fc1729
JH		 1183# ifdef LDBL_MIN
1184# define NV_MIN LDBL_MIN
1185# endif
1186# ifdef LDBL_MAX
1187# define NV_MAX LDBL_MAX
1188# endif
1189# ifdef LDBL_MIN_10_EXP
1190# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1191# endif
1192# ifdef LDBL_MAX_10_EXP
1193# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1194# endif
1195# ifdef LDBL_EPSILON
1196# define NV_EPSILON LDBL_EPSILON
1197# endif
f4a14a62
JH		 1198# ifdef LDBL_MAX
1199# define NV_MAX LDBL_MAX
1200# define NV_MIN LDBL_MIN
1201# else
1202# ifdef HUGE_VALL
1203# define NV_MAX HUGE_VALL
1204# else
1205# ifdef HUGE_VAL
1206# define NV_MAX ((NV)HUGE_VAL)
1207# endif
1208# endif
1209# endif
68d4903c 1210# ifdef HAS_SQRTL
68d4903c
JH		 1211# define Perl_cos cosl
1212# define Perl_sin sinl
1213# define Perl_sqrt sqrtl
1214# define Perl_exp expl
1215# define Perl_log logl
1216# define Perl_atan2 atan2l
1217# define Perl_pow powl
1218# define Perl_floor floorl
1219# define Perl_fmod fmodl
1220# endif
a3540c92
JH		 1221/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1222# ifdef HAS_MODFL
1223# define Perl_modf(x,y) modfl(x,y)
e82e08d5
JH		 1224# else
1225# define Perl_modf(x,y) ((long double)modf((double)(x),(double*)(y)))
a3540c92
JH		 1226# endif
1227# ifdef HAS_FREXPL
dff3e0b8 1228# define Perl_frexp(x,y) frexpl(x,y)
e82e08d5
JH		 1229# else
1230# define Perl_frexp(x,y) ((long double)frexp((double)(x),y))
a3540c92 1231# endif
758a5d79
JH		 1232# ifndef Perl_isinf
1233# ifdef HAS_ISNANL
1234# define Perl_isnan(x) isnanl(x)
1235# endif
1236# endif
1237# ifndef Perl_isinf
1238# ifdef HAS_FINITEL
1239# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1240# endif
1241# endif
65202027 1242#else
2d4389e4 1243# define NV_DIG DBL_DIG
d6c14000
JH		 1244# ifdef DBL_MANT_DIG
1245# define NV_MANT_DIG DBL_MANT_DIG
1246# endif
06fc1729
JH		 1247# ifdef DBL_MIN
1248# define NV_MIN DBL_MIN
1249# endif
1250# ifdef DBL_MAX
1251# define NV_MAX DBL_MAX
1252# endif
1253# ifdef DBL_MIN_10_EXP
1254# define NV_MIN_10_EXP DBL_MIN_10_EXP
1255# endif
1256# ifdef DBL_MAX_10_EXP
1257# define NV_MAX_10_EXP DBL_MAX_10_EXP
1258# endif
1259# ifdef DBL_EPSILON
1260# define NV_EPSILON DBL_EPSILON
1261# endif
f4a14a62
JH		 1262# ifdef DBL_MAX
1263# define NV_MAX DBL_MAX
1264# define NV_MIN DBL_MIN
1265# else
1266# ifdef HUGE_VAL
1267# define NV_MAX HUGE_VAL
1268# endif
1269# endif
65202027
DS		 1270# define Perl_cos cos
1271# define Perl_sin sin
1272# define Perl_sqrt sqrt
1273# define Perl_exp exp
1274# define Perl_log log
1275# define Perl_atan2 atan2
1276# define Perl_pow pow
1277# define Perl_floor floor
65202027 1278# define Perl_fmod fmod
a3540c92 1279# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1280# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 1281#endif
1282
1283/* rumor has it that Win32 has _fpclass() */
1284
1285#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1286# ifdef I_IEEFP
1287# include <ieeefp.h>
1288# endif
1289# ifdef I_FP
1290# include <fp.h>
1291# endif
1292# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1293# define Perl_fp_class() fpclassl(x)
1294# else
1295# define Perl_fp_class() fpclass(x)
1296# endif
1297# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1298# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1299# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1300# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1301# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1302# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1303# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1304# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1305# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1306# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1307# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1308# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1309# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1310# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1311# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1312#endif
1313
7114a2d2 1314#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 1315# include <math.h>
1316# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1317# include <fp_class.h>
1318# endif
1319# define Perl_fp_class(x) fp_class(x)
1320# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1321# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1322# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1323# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1324# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1325# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1326# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1327# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1328# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1329# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1330# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1331# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1332# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1333# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1334# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1335#endif
1336
1337#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1338# include <math.h>
1339# define Perl_fp_class(x) fpclassify(x)
1340# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN|FP|_fp_classify(x)==QNAN)
1341# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1342# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1343# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1344# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1345#endif
1346
1347#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1348# include <math.h>
1349# ifndef _cplusplus
1350# define Perl_fp_class(x) class(x)
1351# else
1352# define Perl_fp_class(x) _class(x)
1353# endif
1354# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1355# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1356# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1357# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1358# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1359# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1360# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1361# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1362# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1363# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1364# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1365# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1366# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1367# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1368# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1369#endif
1370
1371/* rumor has it that Win32 has _isnan() */
1372
1373#ifndef Perl_isnan
a3540c92 1374# ifdef HAS_ISNAN
758a5d79
JH		 1375# define Perl_isnan(x) isnan((NV)x)
1376# else
1377# ifdef Perl_fp_class_nan
1378# define Perl_isnan(x) Perl_fp_class_nan(x)
1379# else
1380# ifdef HAS_UNORDERED
1381# define Perl_isnan(x) unordered((x), 0.0)
1382# else
1383# define Perl_isnan(x) ((x)!=(x))
1384# endif
1385# endif
1386# endif
1387#endif
1388
ca6c63e1
JH		 1389#ifdef UNDER_CE
1390int isnan(double d);
1391#endif
1392
758a5d79
JH		 1393#ifndef Perl_isinf
1394# ifdef HAS_ISINF
1395# define Perl_isinf(x) isinf((NV)x)
a3540c92 1396# else
758a5d79
JH		 1397# ifdef Perl_fp_class_inf
1398# define Perl_isinf(x) Perl_fp_class_inf(x)
1399# else
1400# define Perl_isinf(x) ((x)==NV_INF)
1401# endif
1402# endif
1403#endif
1404
1405#ifndef Perl_isfinite
1406# ifdef HAS_FINITE
1407# define Perl_isfinite(x) finite((NV)x)
1408# else
1409# ifdef HAS_ISFINITE
1410# define Perl_isfinite(x) isfinite(x)
1411# else
1412# ifdef Perl_fp_class_finite
1413# define Perl_isfinite(x) Perl_fp_class_finite(x)
1414# else
1415# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1416# endif
1417# endif
a3540c92 1418# endif
65202027
DS		 1419#endif
1420
1f727ac0
HS		 1421#define Perl_atof(s) Perl_my_atof(s)
1422#define Perl_atof2(s, np) Perl_my_atof2(s, np)
cf2093f6 1423
d460ef45 1424/* Previously these definitions used hardcoded figures.
760ac839
LW		 1425 * It is hoped these formula are more portable, although
1426 * no data one way or another is presently known to me.
1427 * The "PERL_" names are used because these calculated constants
1428 * do not meet the ANSI requirements for LONG_MAX, etc., which
1429 * need to be constants acceptable to #if - kja
1430 * define PERL_LONG_MAX 2147483647L
1431 * define PERL_LONG_MIN (-LONG_MAX - 1)
1432 * define PERL ULONG_MAX 4294967295L
1433 */
1434
1435#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1436# include <limits.h>
1437#else
1438#ifdef I_VALUES
1439# include <values.h>
1440#endif
1441#endif
1442
99abf803 1443/*
1444 * Try to figure out max and min values for the integral types. THE CORRECT
1445 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1446 * following hacks are used if neither limits.h or values.h provide them:
1447 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1448 * for types < int: (unsigned TYPE)~(unsigned)0
1449 * The argument to ~ must be unsigned so that later signed->unsigned
1450 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1451 * and it must not be smaller than int because ~ does integral promotion.
1452 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1453 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1454 * The latter is a hack which happens to work on some machines but
1455 * does *not* catch any random system, or things like integer types
1456 * with NaN if that is possible.
1457 *
1458 * All of the types are explicitly cast to prevent accidental loss of
1459 * numeric range, and in the hope that they will be less likely to confuse
1460 * over-eager optimizers.
1461 *
1462 */
27d4fb96 1463
99abf803 1464#define PERL_UCHAR_MIN ((unsigned char)0)
1465
1466#ifdef UCHAR_MAX
1467# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1468#else
99abf803 1469# ifdef MAXUCHAR
1470# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1471# else
99abf803 1472# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 1473# endif
1474#endif
d460ef45 1475
99abf803 1476/*
1477 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1478 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1479 * depending on local options. Until Configure detects this (or at least
1480 * detects whether the "signed" keyword is available) the CHAR ranges
1481 * will not be included. UCHAR functions normally.
1482 * - kja
1483 */
27d4fb96 1484
99abf803 1485#define PERL_USHORT_MIN ((unsigned short)0)
1486
1487#ifdef USHORT_MAX
1488# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 1489#else
99abf803 1490# ifdef MAXUSHORT
1491# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 1492# else
ef2f54b0
CB		 1493# ifdef USHRT_MAX
1494# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1495# else
1496# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1497# endif
27d4fb96 1498# endif
1499#endif
1500
27d4fb96 1501#ifdef SHORT_MAX
99abf803 1502# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 1503#else
1504# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 1505# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 1506# else
ef2f54b0
CB		 1507# ifdef SHRT_MAX
1508# define PERL_SHORT_MAX ((short)SHRT_MAX)
1509# else
1510# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1511# endif
27d4fb96 1512# endif
1513#endif
1514
1515#ifdef SHORT_MIN
99abf803 1516# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 1517#else
1518# ifdef MINSHORT
99abf803 1519# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 1520# else
ef2f54b0
CB		 1521# ifdef SHRT_MIN
1522# define PERL_SHORT_MIN ((short)SHRT_MIN)
1523# else
1524# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1525# endif
27d4fb96 1526# endif
1527#endif
1528
99abf803 1529#ifdef UINT_MAX
1530# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 1531#else
99abf803 1532# ifdef MAXUINT
1533# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 1534# else
99abf803 1535# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 1536# endif
1537#endif
1538
99abf803 1539#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 1540
1541#ifdef INT_MAX
99abf803 1542# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 1543#else
1544# ifdef MAXINT /* Often used in <values.h> */
99abf803 1545# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 1546# else
99abf803 1547# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 1548# endif
1549#endif
1550
1551#ifdef INT_MIN
99abf803 1552# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 1553#else
1554# ifdef MININT
99abf803 1555# define PERL_INT_MIN ((int)MININT)
27d4fb96 1556# else
1557# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1558# endif
1559#endif
1560
99abf803 1561#ifdef ULONG_MAX
1562# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 1563#else
99abf803 1564# ifdef MAXULONG
1565# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 1566# else
99abf803 1567# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 1568# endif
1569#endif
1570
99abf803 1571#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 1572
760ac839 1573#ifdef LONG_MAX
99abf803 1574# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 1575#else
1576# ifdef MAXLONG /* Often used in <values.h> */
99abf803 1577# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 1578# else
99abf803 1579# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 1580# endif
1581#endif
1582
1583#ifdef LONG_MIN
99abf803 1584# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 1585#else
1586# ifdef MINLONG
99abf803 1587# define PERL_LONG_MIN ((long)MINLONG)
760ac839 1588# else
27d4fb96 1589# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 1590# endif
1591#endif
1592
d7d93a81 1593#ifdef UV_IS_QUAD
99abf803 1594
99abf803 1595# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 1596# define PERL_UQUAD_MIN ((UV)0)
99abf803 1597# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 1598# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 1599
79072805
LW		 1600#endif
1601
880b20b6
IZ		 1602struct perl_mstats {
1603 UV *nfree;
1604 UV *ntotal;
1605 IV topbucket, topbucket_ev, topbucket_odd, totfree, total, total_chain;
1606 IV total_sbrk, sbrks, sbrk_good, sbrk_slack, start_slack, sbrked_remains;
1607 IV minbucket;
1608 /* Level 1 info */
1609 UV *bucket_mem_size;
1610 UV *bucket_available_size;
1611 UV nbuckets;
1612};
830247a4 1613struct RExC_state_t;
880b20b6 1614
ee0007ab 1615typedef MEM_SIZE STRLEN;
450a55e4 1616
79072805
LW		 1617typedef struct op OP;
1618typedef struct cop COP;
1619typedef struct unop UNOP;
1620typedef struct binop BINOP;
1621typedef struct listop LISTOP;
1622typedef struct logop LOGOP;
79072805
LW		 1623typedef struct pmop PMOP;
1624typedef struct svop SVOP;
7934575e 1625typedef struct padop PADOP;
79072805 1626typedef struct pvop PVOP;
79072805
LW		 1627typedef struct loop LOOP;
1628
93a17b20 1629typedef struct interpreter PerlInterpreter;
d2b3f365
SS		 1630
1631/* Amdahl's <ksync.h> has struct sv */
1632/* SGI's <sys/sema.h> has struct sv */
1633#if defined(UTS) || defined(__sgi)
1634# define STRUCT_SV perl_sv
b8d3c5db
JH		 1635#else
1636# define STRUCT_SV sv
1637#endif
1638typedef struct STRUCT_SV SV;
79072805
LW		 1639typedef struct av AV;
1640typedef struct hv HV;
1641typedef struct cv CV;
378cc40b 1642typedef struct regexp REGEXP;
79072805 1643typedef struct gp GP;
0c30d9ec 1644typedef struct gv GV;
8990e307 1645typedef struct io IO;
c09156bb 1646typedef struct context PERL_CONTEXT;
79072805
LW		 1647typedef struct block BLOCK;
1648
1649typedef struct magic MAGIC;
ed6116ce 1650typedef struct xrv XRV;
79072805
LW		 1651typedef struct xpv XPV;
1652typedef struct xpviv XPVIV;
ff68c719 1653typedef struct xpvuv XPVUV;
79072805
LW		 1654typedef struct xpvnv XPVNV;
1655typedef struct xpvmg XPVMG;
1656typedef struct xpvlv XPVLV;
1657typedef struct xpvav XPVAV;
1658typedef struct xpvhv XPVHV;
1659typedef struct xpvgv XPVGV;
1660typedef struct xpvcv XPVCV;
1661typedef struct xpvbm XPVBM;
1662typedef struct xpvfm XPVFM;
8990e307 1663typedef struct xpvio XPVIO;
79072805
LW		 1664typedef struct mgvtbl MGVTBL;
1665typedef union any ANY;
5f7fde29
GS		 1666typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
1667typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 1668typedef struct clone_params CLONE_PARAMS;
1669
8d063cd8 1670
378cc40b 1671#include "handy.h"
a0d0e21e 1672
6b8eaf93 1673#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 1674# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
1675# define USE_64_BIT_RAWIO /* implicit */
1676# endif
4564133c
JH		 1677#endif
1678
6b8eaf93
JH		 1679/* Notice the use of HAS_FSEEKO: now we are obligated to always use
1680 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
1681 * however, because operating systems like to do that themself. */
1682#ifndef FSEEKSIZE
1683# ifdef HAS_FSEEKO
1684# define FSEEKSIZE LSEEKSIZE
1685# else
1686# define FSEEKSIZE LONGSIZE
d460ef45 1687# endif
6b8eaf93
JH		 1688#endif
1689
1690#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 1691# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
1692# define USE_64_BIT_STDIO /* implicit */
1693# endif
1694#endif
4564133c 1695
09458382 1696#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 1697# ifdef HAS_OFF64_T
1698# undef Off_t
1699# define Off_t off64_t
1700# undef LSEEKSIZE
1701# define LSEEKSIZE 8
5ff3f7a4 1702# endif
d9b3e12d
JH		 1703/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1704 * will trigger defines like the ones below. Some 64-bit environments,
09458382 1705 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 1706# if defined(USE_OPEN64)
1707# define open open64
5ff3f7a4 1708# endif
d9b3e12d
JH		 1709# if defined(USE_LSEEK64)
1710# define lseek lseek64
6b8eaf93
JH		 1711# else
1712# if defined(USE_LLSEEK)
1713# define lseek llseek
1714# endif
d9b3e12d
JH		 1715# endif
1716# if defined(USE_STAT64)
1717# define stat stat64
1718# endif
1719# if defined(USE_FSTAT64)
1720# define fstat fstat64
1721# endif
1722# if defined(USE_LSTAT64)
1723# define lstat lstat64
1724# endif
1725# if defined(USE_FLOCK64)
1726# define flock flock64
1727# endif
1728# if defined(USE_LOCKF64)
1729# define lockf lockf64
1730# endif
1731# if defined(USE_FCNTL64)
1732# define fcntl fcntl64
1733# endif
1734# if defined(USE_TRUNCATE64)
1735# define truncate truncate64
1736# endif
1737# if defined(USE_FTRUNCATE64)
1738# define ftruncate ftruncate64
1739# endif
1740#endif
1741
1742#ifdef USE_64_BIT_STDIO
1743# ifdef HAS_FPOS64_T
1744# undef Fpos_t
1745# define Fpos_t fpos64_t
1746# endif
1747/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1748 * will trigger defines like the ones below. Some 64-bit environments,
1749 * however, do not. */
1750# if defined(USE_FOPEN64)
1751# define fopen fopen64
1752# endif
1753# if defined(USE_FSEEK64)
6b8eaf93 1754# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 1755# endif
1756# if defined(USE_FTELL64)
6b8eaf93 1757# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 1758# endif
1759# if defined(USE_FSETPOS64)
1760# define fsetpos fsetpos64
1761# endif
1762# if defined(USE_FGETPOS64)
1763# define fgetpos fgetpos64
1764# endif
1765# if defined(USE_TMPFILE64)
1766# define tmpfile tmpfile64
1767# endif
1768# if defined(USE_FREOPEN64)
1769# define freopen freopen64
5ff3f7a4
GS		 1770# endif
1771#endif
1772
af8b425d 1773#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 1774# include "iperlsys.h"
1775#endif
1776
6f71a643 1777#if defined(__OPEN_VM)
19848b3f
JH		 1778# include "vmesa/vmesaish.h"
1779# define ISHISH "vmesa"
6f71a643
JH		 1780#endif
1781
748a9306 1782#ifdef DOSISH
19848b3f
JH		 1783# if defined(OS2)
1784# include "os2ish.h"
1785# else
1786# include "dosish.h"
1787# endif
1788# define ISHISH "dos"
1789#endif
1790
1791#if defined(VMS)
748a9306 1792# include "vmsish.h"
96e176bf 1793# include "embed.h"
19848b3f
JH		 1794# define ISHISH "vms"
1795#endif
1796
1797#if defined(PLAN9)
1798# include "./plan9/plan9ish.h"
1799# define ISHISH "plan9"
1800#endif
1801
1802#if defined(MPE)
1803# include "mpeix/mpeixish.h"
1804# define ISHISH "mpeix"
1805#endif
1806
1807#if defined(__VOS__)
196918b0
PG		 1808# ifdef __GNUC__
1809# include "./vos/vosish.h"
1810# else
1811# include "vos/vosish.h"
1812# endif
19848b3f
JH		 1813# define ISHISH "vos"
1814#endif
1815
1816#if defined(EPOC)
1817# include "epocish.h"
1818# define ISHISH "epoc"
1819#endif
1820
1821#if defined(MACOS_TRADITIONAL)
1822# include "macos/macish.h"
1823# ifndef NO_ENVIRON_ARRAY
1824# define NO_ENVIRON_ARRAY
0c30d9ec 1825# endif
19848b3f
JH		 1826# define ISHISH "macos classic"
1827#endif
1828
efca5cc6
JH		 1829#if defined(__BEOS__)
1830# include "beos/beosish.h"
1831# define ISHISH "beos"
1832#endif
1833
19848b3f
JH		 1834#ifndef ISHISH
1835# include "unixish.h"
1836# define ISHISH "unix"
13b6e58c
JH		 1837#endif
1838
1839#ifndef NO_ENVIRON_ARRAY
1840# define USE_ENVIRON_ARRAY
1841#endif
32f822de 1842
c77b533b
JH		 1843/*
1844 * initialise to avoid floating-point exceptions from overflow, etc
1845 */
1846#ifndef PERL_FPU_INIT
1847# ifdef HAS_FPSETMASK
1848# if HAS_FLOATINGPOINT_H
1849# include <floatingpoint.h>
1850# endif
1851# define PERL_FPU_INIT fpsetmask(0);
c77b533b 1852# else
7014c407
JH		 1853# if defined(SIGFPE) && defined(SIG_IGN)
1854# define PERL_FPU_INIT signal(SIGFPE, SIG_IGN);
1855# else
1856# define PERL_FPU_INIT
1857# endif
c77b533b
JH		 1858# endif
1859#endif
1860
ed344e4f
IZ		 1861#ifndef PERL_SYS_INIT3
1862# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
1863#endif
1864
be708cc0
JH		 1865#ifndef PERL_WRITE_MSG_TO_CONSOLE
1866# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
1867#endif
1868
0f31cffe
GS		 1869#ifndef MAXPATHLEN
1870# ifdef PATH_MAX
b990c8b2
JH		 1871# ifdef _POSIX_PATH_MAX
1872# if PATH_MAX > _POSIX_PATH_MAX
1873/* MAXPATHLEN is supposed to include the final null character,
1874 * as opposed to PATH_MAX and _POSIX_PATH_MAX. */
1875# define MAXPATHLEN (PATH_MAX+1)
1876# else
1877# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1878# endif
1879# else
1880# define MAXPATHLEN (PATH_MAX+1)
1881# endif
0f31cffe 1882# else
b990c8b2
JH		 1883# ifdef _POSIX_PATH_MAX
1884# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1885# else
1886# define MAXPATHLEN 1024 /* Err on the large side. */
1887# endif
0f31cffe
GS		 1888# endif
1889#endif
1890
d460ef45 1891/*
4d1ff10f 1892 * USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 1893 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 1894 * this results in many functions being undeclared which bothers C++
1895 * May make sense to have threads after "*ish.h" anyway
1896 */
1897
4d1ff10f
AB		 1898#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
1899# if defined(USE_5005THREADS)
79d59c5f
GS		 1900 /* pending resolution of licensing issues, we avoid the erstwhile
1901 * atomic.h everywhere */
1902# define EMULATE_ATOMIC_REFCOUNTS
1feb2720 1903# endif
2986a63f
JH		 1904# ifdef NETWARE
1905# include <nw5thread.h>
1906# else
32f822de
GS		 1907# ifdef FAKE_THREADS
1908# include "fakethr.h"
1909# else
1910# ifdef WIN32
1911# include <win32thread.h>
1912# else
dd96f567
IZ		 1913# ifdef OS2
1914# include "os2thread.h"
1915# else
7f3d1cf1 1916# ifdef I_MACH_CTHREADS
bdd66968 1917# include <mach/cthreads.h>
8f1f23e8 1918# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 1919# define MUTEX_INIT_CALLS_MALLOC
1920# endif
7f3d1cf1
BH		 1921typedef cthread_t perl_os_thread;
1922typedef mutex_t perl_mutex;
1923typedef condition_t perl_cond;
1924typedef void * perl_key;
1925# else /* Posix threads */
1f5ae88c
JH		 1926# ifdef I_PTHREAD
1927# include <pthread.h>
1928# endif
7f3d1cf1
BH		 1929typedef pthread_t perl_os_thread;
1930typedef pthread_mutex_t perl_mutex;
1931typedef pthread_cond_t perl_cond;
1932typedef pthread_key_t perl_key;
1933# endif /* I_MACH_CTHREADS */
dd96f567 1934# endif /* OS2 */
32f822de
GS		 1935# endif /* WIN32 */
1936# endif /* FAKE_THREADS */
2986a63f 1937#endif /* NETWARE */
4d1ff10f 1938#endif /* USE_5005THREADS || USE_ITHREADS */
c5be433b 1939
66a93824 1940#if defined(WIN32)
1feb2720 1941# include "win32.h"
c5be433b
GS		 1942#endif
1943
2986a63f
JH		 1944#ifdef NETWARE
1945# include "netware.h"
1946#endif
1947
68dc0745 1948#ifdef VMS
6b88bc9c 1949# define STATUS_NATIVE PL_statusvalue_vms
68dc0745 1950# define STATUS_NATIVE_EXPORT \
d98f61e7 1951 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
68dc0745 1952# define STATUS_NATIVE_SET(n) \
1953 STMT_START { \
6b88bc9c
GS		 1954 PL_statusvalue_vms = (n); \
1955 if ((I32)PL_statusvalue_vms == -1) \
3280af22 1956 PL_statusvalue = -1; \
6b88bc9c 1957 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
3280af22 1958 PL_statusvalue = 0; \
6b88bc9c
GS		 1959 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
1960 PL_statusvalue = 1 << 8; \
68dc0745 1961 else \
6b88bc9c 1962 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
68dc0745 1963 } STMT_END
3280af22 1964# define STATUS_POSIX PL_statusvalue
68dc0745 1965# ifdef VMSISH_STATUS
1966# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
1967# else
1968# define STATUS_CURRENT STATUS_POSIX
1969# endif
1970# define STATUS_POSIX_SET(n) \
1971 STMT_START { \
3280af22
NIS		 1972 PL_statusvalue = (n); \
1973 if (PL_statusvalue != -1) { \
1974 PL_statusvalue &= 0xFFFF; \
6b88bc9c 1975 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
68dc0745 1976 } \
6b88bc9c 1977 else PL_statusvalue_vms = -1; \
68dc0745 1978 } STMT_END
6b88bc9c
GS		 1979# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
1980# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
68dc0745 1981#else
1982# define STATUS_NATIVE STATUS_POSIX
1983# define STATUS_NATIVE_EXPORT STATUS_POSIX
1984# define STATUS_NATIVE_SET STATUS_POSIX_SET
3280af22 1985# define STATUS_POSIX PL_statusvalue
68dc0745 1986# define STATUS_POSIX_SET(n) \
1987 STMT_START { \
3280af22
NIS		 1988 PL_statusvalue = (n); \
1989 if (PL_statusvalue != -1) \
1990 PL_statusvalue &= 0xFFFF; \
68dc0745 1991 } STMT_END
1992# define STATUS_CURRENT STATUS_POSIX
3280af22
NIS		 1993# define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
1994# define STATUS_ALL_FAILURE (PL_statusvalue = 1)
68dc0745 1995#endif
1996
cc3604b1
GS		 1997/* flags in PL_exit_flags for nature of exit() */
1998#define PERL_EXIT_EXPECTED 0x01
31d77e54 1999#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2000
0b94c7bb 2001#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 2002# define MEMBER_TO_FPTR(name) name
2003#endif
2004
2005/* format to use for version numbers in file/directory names */
273cf8d1 2006/* XXX move to Configure? */
a7cb1f99 2007#ifndef PERL_FS_VER_FMT
273cf8d1 2008# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS		 2009#endif
2010
45bc9206 2011/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 2012 * performance issue, so we allow people to disable it. Also, if
2013 * we are using stdio, there are broken implementations of fflush(NULL)
2014 * out there, Solaris being the most prominent.
45bc9206
GS		 2015 */
2016#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2017# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2018# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 2019# else
2020# ifdef FFLUSH_ALL
2021# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2022# else
c5be433b 2023# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2024# endif
66fe083f 2025# endif
45bc9206
GS		 2026#endif
2027
7766f137
GS		 2028#ifndef PERL_WAIT_FOR_CHILDREN
2029# define PERL_WAIT_FOR_CHILDREN NOOP
2030#endif
2031
ba869deb 2032/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 2033#ifndef PERL_SET_INTERP
2034# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2035#endif
2036
2037#ifndef PERL_GET_INTERP
2038# define PERL_GET_INTERP (PL_curinterp)
2039#endif
2040
54aff467 2041#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
4d1ff10f 2042# ifdef USE_5005THREADS
ba869deb 2043# define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT)
54aff467
GS		 2044# else
2045# ifdef MULTIPLICITY
ba869deb 2046# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467
GS		 2047# endif
2048# endif
ba869deb
GS		 2049# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2050#endif
2051
894356b3
GS		 2052#ifndef SVf
2053# ifdef CHECK_FORMAT
2054# define SVf "p"
2055# else
2056# define SVf "_"
d460ef45 2057# endif
894356b3
GS		 2058#endif
2059
d2560b70
RB		 2060#ifndef UVf
2061# ifdef CHECK_FORMAT
2062# define UVf UVuf
2063# else
2064# define UVf "Vu"
d460ef45 2065# endif
d2560b70
RB		 2066#endif
2067
2068#ifndef VDf
2069# ifdef CHECK_FORMAT
2070# define VDf "p"
2071# else
2072# define VDf "vd"
d460ef45 2073# endif
d2560b70
RB		 2074#endif
2075
b3fe4827
RB		 2076#ifndef Nullformat
2077# ifdef CHECK_FORMAT
2078# define Nullformat "%s",""
2079# else
2080# define Nullformat Nullch
2081# endif
2082#endif
2083
3fc1aec6 2084/* Some unistd.h's give a prototype for pause() even though
2085 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2086 below to be rejected by the compiler. Sigh.
3fc1aec6 2087*/
2088#ifdef HAS_PAUSE
2089#define Pause pause
2090#else
2091#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 2092#endif
2093
2094#ifndef IOCPARM_LEN
2095# ifdef IOCPARM_MASK
2096 /* on BSDish systes we're safe */
2097# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2098# else
2099 /* otherwise guess at what's safe */
2100# define IOCPARM_LEN(x) 256
2101# endif
a0d0e21e
LW		 2102#endif
2103
1761cee5 2104#if defined(__CYGWIN__)
521e0776
GS		 2105/* USEMYBINMODE
2106 * This symbol, if defined, indicates that the program should
16fe6d59 2107 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 2108 * that a file is in "binary" mode -- that is, that no translation
2109 * of bytes occurs on read or write operations.
2110 */
2111# define USEMYBINMODE / **/
16fe6d59
GS		 2112# define my_binmode(fp, iotype, mode) \
2113 (PerlLIO_setmode(PerlIO_fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 2114#endif
2115
cea2e8a9
GS		 2116#ifdef UNION_ANY_DEFINITION
2117UNION_ANY_DEFINITION;
2118#else
2119union any {
2120 void* any_ptr;
2121 I32 any_i32;
2122 IV any_iv;
2123 long any_long;
c76ac1ee 2124 void (*any_dptr) (void*);
acfe0abc 2125 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 2126};
2127#endif
2128
4d1ff10f 2129#ifdef USE_5005THREADS
cea2e8a9
GS		 2130#define ARGSproto struct perl_thread *thr
2131#else
2132#define ARGSproto
4d1ff10f 2133#endif /* USE_5005THREADS */
cea2e8a9 2134
acfe0abc 2135typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 2136
2137#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2138#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2139#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2140
af8b425d 2141#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 2142# include "iperlsys.h"
2143#endif
378cc40b 2144#include "regexp.h"
79072805 2145#include "sv.h"
378cc40b 2146#include "util.h"
8d063cd8 2147#include "form.h"
79072805
LW		 2148#include "gv.h"
2149#include "cv.h"
abdd5c84 2150#include "opnames.h"
79072805
LW		 2151#include "op.h"
2152#include "cop.h"
2153#include "av.h"
2154#include "hv.h"
2155#include "mg.h"
2156#include "scope.h"
4438c4b7 2157#include "warnings.h"
a0ed51b3 2158#include "utf8.h"
8d063cd8 2159
7fae4e64
GS		 2160/* Current curly descriptor */
2161typedef struct curcur CURCUR;
2162struct curcur {
2163 int parenfloor; /* how far back to strip paren data */
2164 int cur; /* how many instances of scan we've matched */
2165 int min; /* the minimal number of scans to match */
2166 int max; /* the maximal number of scans to match */
2167 int minmod; /* whether to work our way up or down */
2168 regnode * scan; /* the thing to match */
2169 regnode * next; /* what has to match after it */
2170 char * lastloc; /* where we started matching this scan */
2171 CURCUR * oldcc; /* current curly before we started this one */
2172};
2173
2174typedef struct _sublex_info SUBLEXINFO;
2175struct _sublex_info {
2176 I32 super_state; /* lexer state to save */
2177 I32 sub_inwhat; /* "lex_inwhat" to use */
2178 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS		 2179 char *super_bufptr; /* PL_bufptr that was */
2180 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS		 2181};
2182
455ece5e 2183typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 2184
2c2d71f5 2185struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 2186struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS		 2187
2188typedef I32 CHECKPOINT;
76e3520e 2189
5f7fde29
GS		 2190struct ptr_tbl_ent {
2191 struct ptr_tbl_ent* next;
2192 void* oldval;
2193 void* newval;
d18c6117
GS		 2194};
2195
5f7fde29
GS		 2196struct ptr_tbl {
2197 struct ptr_tbl_ent** tbl_ary;
2198 UV tbl_max;
2199 UV tbl_items;
d18c6117
GS		 2200};
2201
450a55e4 2202#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 2203# define I286
2204#endif
2205
fe14fcc3
LW		 2206#if defined(htonl) && !defined(HAS_HTONL)
2207#define HAS_HTONL
ae986130 2208#endif
fe14fcc3
LW		 2209#if defined(htons) && !defined(HAS_HTONS)
2210#define HAS_HTONS
ae986130 2211#endif
fe14fcc3
LW		 2212#if defined(ntohl) && !defined(HAS_NTOHL)
2213#define HAS_NTOHL
ae986130 2214#endif
fe14fcc3
LW		 2215#if defined(ntohs) && !defined(HAS_NTOHS)
2216#define HAS_NTOHS
ae986130 2217#endif
fe14fcc3 2218#ifndef HAS_HTONL
d9d8d8de 2219#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 2220#define HAS_HTONS
2221#define HAS_HTONL
2222#define HAS_NTOHS
2223#define HAS_NTOHL
a687059c
LW		 2224#define MYSWAP
2225#define htons my_swap
2226#define htonl my_htonl
2227#define ntohs my_swap
2228#define ntohl my_ntohl
2229#endif
2230#else
d9d8d8de 2231#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 2232#undef HAS_HTONS
2233#undef HAS_HTONL
2234#undef HAS_NTOHS
2235#undef HAS_NTOHL
a687059c
LW		 2236#endif
2237#endif
2238
988174c1
LW		 2239/*
2240 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2241 * -DWS
2242 */
2243#if BYTEORDER != 0x1234
2244# define HAS_VTOHL
2245# define HAS_VTOHS
2246# define HAS_HTOVL
2247# define HAS_HTOVS
c67712b2 2248# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 2249# define vtohl(x) ((((x)&0xFF)<<24) \
2250 +(((x)>>24)&0xFF) \
2251 +(((x)&0x0000FF00)<<8) \
2252 +(((x)&0x00FF0000)>>8) )
2253# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2254# define htovl(x) vtohl(x)
2255# define htovs(x) vtohs(x)
2256# endif
2257 /* otherwise default to functions in util.c */
2258#endif
2259
3bb7c1b4
JH		 2260/* *MAX Plus 1. A floating point value.
2261 Hopefully expressed in a way that dodgy floating point can't mess up.
2262 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2263 is added to it
2264 May find that some broken compiler will want the value cast to I32.
2265 [after the shift, as signed >> may not be as secure as unsigned >>]
2266*/
2267#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2268#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2269/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2270 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2271 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2272*/
2273#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 2274
3bb7c1b4
JH		 2275#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2276#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2277#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2278
2279/* This may look like unnecessary jumping through hoops, but converting
2280 out of range floating point values to integers *is* undefined behaviour,
2281 and it is starting to bite.
2282*/
2283#ifndef CAST_INLINE
65202027 2284#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 2285#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 2286#define I_V(what) (cast_iv((NV)(what)))
2287#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 2288#else
2289#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2290 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2291 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2292#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2293 : ((n) < U32_MAX_P1 ? (U32) (n) \
2294 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2295#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2296 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2297 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2298#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2299 : ((n) < UV_MAX_P1 ? (UV) (n) \
2300 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2301#endif
2302
2303#define U_S(what) ((U16)U_32(what))
2304#define U_I(what) ((unsigned int)U_32(what))
2305#define U_L(what) U_32(what)
ed6116ce 2306
2d4389e4
JH		 2307/* These do not care about the fractional part, only about the range. */
2308#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 2309#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 2310
25da4f38
IZ		 2311/* Used with UV/IV arguments: */
2312 /* XXXX: need to speed it up */
2313#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2314#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2315
352d5a3a
LW		 2316#ifndef MAXSYSFD
2317# define MAXSYSFD 2
2318#endif
ee0007ab 2319
79072805 2320#ifndef __cplusplus
e1caacb4 2321#ifndef UNDER_CE
20ce7b12
GS		 2322Uid_t getuid (void);
2323Uid_t geteuid (void);
2324Gid_t getgid (void);
2325Gid_t getegid (void);
79072805 2326#endif
e1caacb4 2327#endif
8d063cd8 2328
0c30d9ec 2329#ifndef Perl_debug_log
bf49b057
GS		 2330# define Perl_debug_log PerlIO_stderr()
2331#endif
2332
2333#ifndef Perl_error_log
2334# define Perl_error_log (PL_stderrgv \
01bb7c6d 2335 && GvIOp(PL_stderrgv) \
42de951c 2336 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 2337 ? IoOFP(GvIOp(PL_stderrgv)) \
2338 : PerlIO_stderr())
0c30d9ec 2339#endif
3967c732 2340
aea4f609
DM		 2341
2342#define DEBUG_p_FLAG 0x00000001 /* 1 */
2343#define DEBUG_s_FLAG 0x00000002 /* 2 */
2344#define DEBUG_l_FLAG 0x00000004 /* 4 */
2345#define DEBUG_t_FLAG 0x00000008 /* 8 */
2346#define DEBUG_o_FLAG 0x00000010 /* 16 */
2347#define DEBUG_c_FLAG 0x00000020 /* 32 */
2348#define DEBUG_P_FLAG 0x00000040 /* 64 */
2349#define DEBUG_m_FLAG 0x00000080 /* 128 */
2350#define DEBUG_f_FLAG 0x00000100 /* 256 */
2351#define DEBUG_r_FLAG 0x00000200 /* 512 */
2352#define DEBUG_x_FLAG 0x00000400 /* 1024 */
2353#define DEBUG_u_FLAG 0x00000800 /* 2048 */
2354#define DEBUG_L_FLAG 0x00001000 /* 4096 */
2355#define DEBUG_H_FLAG 0x00002000 /* 8192 */
2356#define DEBUG_X_FLAG 0x00004000 /* 16384 */
2357#define DEBUG_D_FLAG 0x00008000 /* 32768 */
2358#define DEBUG_S_FLAG 0x00010000 /* 65536 */
2359#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 2360#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a
IZ		 2361#define DEBUG_J_FLAG 0x00080000 /* 524288 */
2362#define DEBUG_MASK 0x000FFFFF /* mask of all the standard flags */
aea4f609
DM		 2363
2364#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 2365#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2366 that something was done? */
aea4f609 2367
bd16a5f0
IZ		 2368# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2369# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2370# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2371# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2372# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2373# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2374# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2375# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2376# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2377# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2378# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2379# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2380# define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
2381# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2382# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2383# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2384# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2385# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2386# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 2387# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
bd16a5f0 2388
3967c732 2389#ifdef DEBUGGING
aea4f609
DM		 2390
2391# undef YYDEBUG
2392# define YYDEBUG 1
2393
bd16a5f0
IZ		 2394# define DEBUG_p_TEST DEBUG_p_TEST_
2395# define DEBUG_s_TEST DEBUG_s_TEST_
2396# define DEBUG_l_TEST DEBUG_l_TEST_
2397# define DEBUG_t_TEST DEBUG_t_TEST_
2398# define DEBUG_o_TEST DEBUG_o_TEST_
2399# define DEBUG_c_TEST DEBUG_c_TEST_
2400# define DEBUG_P_TEST DEBUG_P_TEST_
2401# define DEBUG_m_TEST DEBUG_m_TEST_
2402# define DEBUG_f_TEST DEBUG_f_TEST_
2403# define DEBUG_r_TEST DEBUG_r_TEST_
2404# define DEBUG_x_TEST DEBUG_x_TEST_
2405# define DEBUG_u_TEST DEBUG_u_TEST_
2406# define DEBUG_L_TEST DEBUG_L_TEST_
2407# define DEBUG_H_TEST DEBUG_H_TEST_
2408# define DEBUG_X_TEST DEBUG_X_TEST_
2409# define DEBUG_D_TEST DEBUG_D_TEST_
2410# define DEBUG_S_TEST DEBUG_S_TEST_
2411# define DEBUG_T_TEST DEBUG_T_TEST_
2412# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 2413# define DEBUG_J_TEST DEBUG_J_TEST_
aea4f609
DM		 2414
2415# define DEB(a) a
2416# define DEBUG(a) if (PL_debug) a
2417# define DEBUG_p(a) if (DEBUG_p_TEST) a
2418# define DEBUG_s(a) if (DEBUG_s_TEST) a
2419# define DEBUG_l(a) if (DEBUG_l_TEST) a
2420# define DEBUG_t(a) if (DEBUG_t_TEST) a
2421# define DEBUG_o(a) if (DEBUG_o_TEST) a
2422# define DEBUG_c(a) if (DEBUG_c_TEST) a
2423# define DEBUG_P(a) if (DEBUG_P_TEST) a
2424
969058bb
VK		 2425 /* Temporarily turn off memory debugging in case the a
2426 * does memory allocation, either directly or indirectly. */
acfe0abc 2427# define DEBUG_m(a) \
0b250b9e 2428 STMT_START { \
aea4f609 2429 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 2430 } STMT_END
aea4f609 2431
5f80b19c
AMS		 2432# define DEBUG__(t, a) \
2433 STMT_START { \
2434 if (t) STMT_START {a;} STMT_END; \
2435 } STMT_END
2436
2437# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2438# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2439# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2440# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2441# define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
2442# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2443# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2444# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 2445
4d1ff10f 2446# ifdef USE_5005THREADS
5f80b19c 2447# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
8b73bbec
IZ		 2448# else
2449# define DEBUG_S(a)
2450# endif
aea4f609 2451
5f80b19c
AMS		 2452# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2453# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
aea4f609
DM		 2454
2455#else /* DEBUGGING */
2456
2457# define DEBUG_p_TEST (0)
2458# define DEBUG_s_TEST (0)
2459# define DEBUG_l_TEST (0)
2460# define DEBUG_t_TEST (0)
2461# define DEBUG_o_TEST (0)
2462# define DEBUG_c_TEST (0)
2463# define DEBUG_P_TEST (0)
2464# define DEBUG_m_TEST (0)
2465# define DEBUG_f_TEST (0)
2466# define DEBUG_r_TEST (0)
2467# define DEBUG_x_TEST (0)
2468# define DEBUG_u_TEST (0)
2469# define DEBUG_L_TEST (0)
2470# define DEBUG_H_TEST (0)
2471# define DEBUG_X_TEST (0)
2472# define DEBUG_D_TEST (0)
2473# define DEBUG_S_TEST (0)
2474# define DEBUG_T_TEST (0)
04932ac8 2475# define DEBUG_R_TEST (0)
1045810a 2476# define DEBUG_J_TEST (0)
aea4f609
DM		 2477
2478# define DEB(a)
2479# define DEBUG(a)
2480# define DEBUG_p(a)
2481# define DEBUG_s(a)
2482# define DEBUG_l(a)
2483# define DEBUG_t(a)
2484# define DEBUG_o(a)
2485# define DEBUG_c(a)
2486# define DEBUG_P(a)
2487# define DEBUG_m(a)
2488# define DEBUG_f(a)
2489# define DEBUG_r(a)
2490# define DEBUG_x(a)
2491# define DEBUG_u(a)
2492# define DEBUG_L(a)
2493# define DEBUG_H(a)
2494# define DEBUG_X(a)
2495# define DEBUG_D(a)
2496# define DEBUG_S(a)
2497# define DEBUG_T(a)
04932ac8 2498# define DEBUG_R(a)
aea4f609
DM		 2499#endif /* DEBUGGING */
2500
2501
d1be9408 2502/* These constants should be used in preference to raw characters
14befaf4
DM		 2503 * when using magic. Note that some perl guts still assume
2504 * certain character properties of these constants, namely that
2505 * isUPPER() and toLOWER() may do useful mappings.
2506 *
2507 * Update the magic_names table in dump.c when adding/amending these
2508 */
2509
2510#define PERL_MAGIC_sv '\0' /* Special scalar variable */
2511#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2512#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2513#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2514#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2515#define PERL_MAGIC_regdata 'D' /* Regex match position data
2516 (@+ and @- vars) */
2517#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2518#define PERL_MAGIC_env 'E' /* %ENV hash */
2519#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2520#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2521#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2522#define PERL_MAGIC_isa 'I' /* @ISA array */
2523#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2524#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2525#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2526#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 2527#define PERL_MAGIC_mutex 'm' /* for lock op */
2528#define PERL_MAGIC_shared 'N' /* Shared between threads */
2529#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 2530#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2531#define PERL_MAGIC_tied 'P' /* Tied array or hash */
2532#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2533#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2534#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2535#define PERL_MAGIC_sig 'S' /* %SIG hash */
2536#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2537#define PERL_MAGIC_taint 't' /* Taintedness */
2538#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 2539#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4
DM		 2540#define PERL_MAGIC_vec 'v' /* vec() lvalue */
2541#define PERL_MAGIC_substr 'x' /* substr() lvalue */
2542#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2543 smart parameter vivification */
2544#define PERL_MAGIC_glob '*' /* GV (typeglob) */
2545#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2546#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 2547#define PERL_MAGIC_backref '<' /* for weak ref data */
14befaf4
DM		 2548#define PERL_MAGIC_ext '~' /* Available for use by extensions */
2549
2550
fe14fcc3 2551#define YYMAXDEPTH 300
8d063cd8 2552
a6e633de 2553#ifndef assert /* <assert.h> might have been included somehow */
a446a88f
NIS		 2554#ifdef DEBUGGING
2555#define assert(what) DEB( { \
2556 if (!(what)) { \
2557 Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \
2558 __FILE__, __LINE__); \
2559 PerlProc_exit(1); \
2560 }})
2561#else
79072805
LW		 2562#define assert(what) DEB( { \
2563 if (!(what)) { \
cea2e8a9 2564 Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \
79072805 2565 __FILE__, __LINE__); \
cea2e8a9 2566 PerlProc_exit(1); \
79072805 2567 }})
a6e633de 2568#endif
a446a88f 2569#endif
8d063cd8 2570
450a55e4 2571struct ufuncs {
24f81a43
DM		 2572 I32 (*uf_val)(pTHX_ IV, SV*);
2573 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 2574 IV uf_index;
450a55e4
LW		 2575};
2576
14befaf4 2577/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 2578 * XS code wanting to be backward compatible can do something
2579 * like the following:
c745e42c 2580
24f81a43 2581#ifndef PERL_MG_UFUNC
24f81a43
DM		 2582#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2583#endif
2584
2585static PERL_MG_UFUNC(foo_get, index, val)
2586{
2587 sv_setsv(val, ...);
2588 return TRUE;
2589}
2590
2591-- Doug MacEachern
2592
2593*/
2594
fc9c74e6 2595#ifndef PERL_MG_UFUNC
24f81a43 2596#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 2597#endif
24f81a43 2598
fe14fcc3 2599/* Fix these up for __STDC__ */
68dc0745 2600#ifndef DONT_DECLARE_STD
20ce7b12 2601char *mktemp (char*);
37bd1396 2602#ifndef atof
20ce7b12 2603double atof (const char*);
a0d0e21e 2604#endif
37bd1396 2605#endif
79072805 2606
352d5a3a 2607#ifndef STANDARD_C
fe14fcc3 2608/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 2609Time_t time();
8d063cd8 2610struct tm *gmtime(), *localtime();
092bebab 2611#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 2612char *(strchr)(), *(strrchr)();
2613char *(strcpy)(), *(strcat)();
2614#else
93a17b20 2615char *strchr(), *strrchr();
378cc40b 2616char *strcpy(), *strcat();
9d116dd7 2617#endif
352d5a3a 2618#endif /* ! STANDARD_C */
8d063cd8 2619
79072805
LW		 2620
2621#ifdef I_MATH
2622# include <math.h>
2623#else
32f822de 2624START_EXTERN_C
20ce7b12
GS		 2625 double exp (double);
2626 double log (double);
2627 double log10 (double);
2628 double sqrt (double);
2629 double frexp (double,int*);
2630 double ldexp (double,int);
2631 double modf (double,double*);
2632 double sin (double);
2633 double cos (double);
2634 double atan2 (double,double);
2635 double pow (double,double);
32f822de 2636END_EXTERN_C
79072805
LW		 2637#endif
2638
aa8b85de
JH		 2639#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
2640# define NV_INF LDBL_INFINITY
2641#endif
2642#if !defined(NV_INF) && defined(DBL_INFINITY)
2643# define NV_INF (NV)DBL_INFINITY
2644#endif
2645#if !defined(NV_INF) && defined(INFINITY)
2646# define NV_INF (NV)INFINITY
2647#endif
2648#if !defined(NV_INF) && defined(INF)
2649# define NV_INF (NV)INF
2650#endif
2651#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
2652# define NV_INF (NV)HUGE_VALL
2653#endif
2654#if !defined(NV_INF) && defined(HUGE_VAL)
2655# define NV_INF (NV)HUGE_VAL
2656#endif
2657
2658#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
2659# if !defined(NV_NAN) && defined(LDBL_NAN)
2660# define NV_NAN LDBL_NAN
2661# endif
2662# if !defined(NV_NAN) && defined(LDBL_QNAN)
2663# define NV_NAN LDBL_QNAN
2664# endif
2665# if !defined(NV_NAN) && defined(LDBL_SNAN)
2666# define NV_NAN LDBL_SNAN
2667# endif
2668#endif
2669#if !defined(NV_NAN) && defined(DBL_NAN)
2670# define NV_NAN (NV)DBL_NAN
2671#endif
2672#if !defined(NV_NAN) && defined(DBL_QNAN)
2673# define NV_NAN (NV)DBL_QNAN
2674#endif
2675#if !defined(NV_NAN) && defined(DBL_SNAN)
2676# define NV_NAN (NV)DBL_SNAN
2677#endif
2678#if !defined(NV_NAN) && defined(QNAN)
2679# define NV_NAN (NV)QNAN
2680#endif
2681#if !defined(NV_NAN) && defined(SNAN)
2682# define NV_NAN (NV)SNAN
2683#endif
2684#if !defined(NV_NAN) && defined(NAN)
2685# define NV_NAN (NV)NAN
2686#endif
2687
a0d0e21e 2688#ifndef __cplusplus
8f1f23e8 2689# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 2690char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 2691# else
fd8cd3a3 2692# if !defined(WIN32) && !defined(VMS)
20ce7b12 2693char *crypt (const char*, const char*);
5014db98 2694# endif /* !WIN32 */
8f1f23e8 2695# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 2696# ifndef DONT_DECLARE_STD
2697# ifndef getenv
20ce7b12 2698char *getenv (const char*);
26618a56 2699# endif /* !getenv */
28ca6303 2700# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 2701# ifdef _FILE_OFFSET_BITS
28ca6303 2702# if _FILE_OFFSET_BITS == 64
20ce7b12 2703Off_t lseek (int,Off_t,int);
0fc67700
JH		 2704# endif
2705# endif
bf0c440f 2706# endif
26618a56 2707# endif /* !DONT_DECLARE_STD */
20ce7b12 2708char *getlogin (void);
26618a56 2709#endif /* !__cplusplus */
79072805 2710
16d20bd9 2711#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 2712#define UNLINK unlnk
20ce7b12 2713I32 unlnk (char*);
8d063cd8 2714#else
80252599 2715#define UNLINK PerlLIO_unlink
8d063cd8 2716#endif
a687059c 2717
fa0a29af
JH		 2718/* some versions of glibc are missing the setresuid() proto */
2719#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 2720int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2721#endif
fa0a29af
JH		 2722/* some versions of glibc are missing the setresgid() proto */
2723#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 2724int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
2725#endif
2726
fe14fcc3 2727#ifndef HAS_SETREUID
85e6fe83
LW		 2728# ifdef HAS_SETRESUID
2729# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
2730# define HAS_SETREUID
2731# endif
a687059c 2732#endif
fe14fcc3 2733#ifndef HAS_SETREGID
85e6fe83
LW		 2734# ifdef HAS_SETRESGID
2735# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
2736# define HAS_SETREGID
2737# endif
a687059c 2738#endif
ee0007ab 2739
d543acb6 2740/* Sighandler_t defined in iperlsys.h */
ff68c719 2741
2742#ifdef HAS_SIGACTION
2743typedef struct sigaction Sigsave_t;
2744#else
2745typedef Sighandler_t Sigsave_t;
2746#endif
2747
ee0007ab
LW		 2748#define SCAN_DEF 0
2749#define SCAN_TR 1
2750#define SCAN_REPL 2
79072805
LW		 2751
2752#ifdef DEBUGGING
4633a7c4 2753# ifndef register
a0d0e21e
LW		 2754# define register
2755# endif
2756# define PAD_SV(po) pad_sv(po)
cea2e8a9 2757# define RUNOPS_DEFAULT Perl_runops_debug
79072805 2758#else
6b88bc9c 2759# define PAD_SV(po) PL_curpad[po]
cea2e8a9 2760# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 2761#endif
2762
18f739ee 2763#ifdef MYMALLOC
772fe5b3 2764# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 2765# define MALLOC_INIT \
2766 STMT_START { \
2767 PL_malloc_mutex = NULL; \
2768 MUTEX_INIT(&PL_malloc_mutex); \
2769 } STMT_END
2770# define MALLOC_TERM \
2771 STMT_START { \
2772 perl_mutex tmp = PL_malloc_mutex; \
2773 PL_malloc_mutex = NULL; \
2774 MUTEX_DESTROY(&tmp); \
2775 } STMT_END
2776# else
2777# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
2778# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
2779# endif
18f739ee
IZ		 2780#else
2781# define MALLOC_INIT
2782# define MALLOC_TERM
2783#endif
2784
b6d9d515 2785
0cb96387 2786typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 2787typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
0cb96387 2788typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 2789
940cb80d 2790/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 2791#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 2792
8f1f23e8
W		 2793/* NeXT has problems with crt0.o globals */
2794#if defined(__DYNAMIC__) && \
2795 (defined(NeXT) || defined(__NeXT__) || defined(__APPLE__))
2796# if defined(NeXT) || defined(__NeXT)
2797# include <mach-o/dyld.h>
2798# define environ (*environ_pointer)
0c30d9ec 2799EXT char *** environ_pointer;
8f1f23e8 2800# else
82cabb9e 2801# if defined(__APPLE__) && defined(PERL_CORE)
8f1f23e8
W		 2802# include <crt_externs.h> /* for the env array */
2803# define environ (*_NSGetEnviron())
2804# endif
0c30d9ec 2805# endif
8f1f23e8
W		 2806#else
2807 /* VMS and some other platforms don't use the environ array */
13b6e58c 2808# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 2809# if !defined(DONT_DECLARE_STD) || \
2810 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
2811 defined(__sgi) || \
d460ef45 2812 defined(__DGUX)
8f1f23e8 2813extern char ** environ; /* environment variables supplied via exec */
a6c40364 2814# endif
8f1f23e8
W		 2815# endif
2816#endif
79072805 2817
73c4f7a1
GS		 2818START_EXTERN_C
2819
79072805 2820/* handy constants */
22c35a8c 2821EXTCONST char PL_warn_uninit[]
b89fed5f 2822 INIT("Use of uninitialized value%s%s");
22c35a8c 2823EXTCONST char PL_warn_nosemi[]
463ee0b2 2824 INIT("Semicolon seems to be missing");
22c35a8c 2825EXTCONST char PL_warn_reserved[]
463ee0b2 2826 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 2827EXTCONST char PL_warn_nl[]
93a17b20 2828 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 2829EXTCONST char PL_no_wrongref[]
a0d0e21e 2830 INIT("Can't use %s ref as %s ref");
22c35a8c 2831EXTCONST char PL_no_symref[]
748a9306 2832 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
22c35a8c 2833EXTCONST char PL_no_usym[]
8990e307 2834 INIT("Can't use an undefined value as %s reference");
22c35a8c 2835EXTCONST char PL_no_aelem[]
93a17b20 2836 INIT("Modification of non-creatable array value attempted, subscript %d");
22c35a8c 2837EXTCONST char PL_no_helem[]
93a17b20 2838 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
22c35a8c 2839EXTCONST char PL_no_modify[]
93a17b20 2840 INIT("Modification of a read-only value attempted");
22c35a8c 2841EXTCONST char PL_no_mem[]
93a17b20 2842 INIT("Out of memory!\n");
22c35a8c 2843EXTCONST char PL_no_security[]
463ee0b2 2844 INIT("Insecure dependency in %s%s");
22c35a8c 2845EXTCONST char PL_no_sock_func[]
93a17b20 2846 INIT("Unsupported socket function \"%s\" called");
22c35a8c 2847EXTCONST char PL_no_dir_func[]
93a17b20 2848 INIT("Unsupported directory function \"%s\" called");
22c35a8c 2849EXTCONST char PL_no_func[]
93a17b20 2850 INIT("The %s function is unimplemented");
22c35a8c 2851EXTCONST char PL_no_myglob[]
748a9306 2852 INIT("\"my\" variable %s can't be in a package");
93a17b20 2853
7575fa06 2854EXTCONST char PL_uuemap[65]
80252599
GS		 2855 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
2856
2857
79072805 2858#ifdef DOINIT
22c35a8c
GS		 2859EXT char *PL_sig_name[] = { SIG_NAME };
2860EXT int PL_sig_num[] = { SIG_NUM };
79072805 2861#else
22c35a8c
GS		 2862EXT char *PL_sig_name[];
2863EXT int PL_sig_num[];
79072805
LW		 2864#endif
2865
3bd709b1 2866/* fast conversion and case folding tables */
bbce6d69 2867
79072805 2868#ifdef DOINIT
9d116dd7 2869#ifdef EBCDIC
22c35a8c 2870EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 2871 0, 1, 2, 3, 4, 5, 6, 7,
2872 8, 9, 10, 11, 12, 13, 14, 15,
2873 16, 17, 18, 19, 20, 21, 22, 23,
2874 24, 25, 26, 27, 28, 29, 30, 31,
2875 32, 33, 34, 35, 36, 37, 38, 39,
2876 40, 41, 42, 43, 44, 45, 46, 47,
2877 48, 49, 50, 51, 52, 53, 54, 55,
2878 56, 57, 58, 59, 60, 61, 62, 63,
2879 64, 65, 66, 67, 68, 69, 70, 71,
2880 72, 73, 74, 75, 76, 77, 78, 79,
2881 80, 81, 82, 83, 84, 85, 86, 87,
2882 88, 89, 90, 91, 92, 93, 94, 95,
2883 96, 97, 98, 99, 100, 101, 102, 103,
2884 104, 105, 106, 107, 108, 109, 110, 111,
2885 112, 113, 114, 115, 116, 117, 118, 119,
2886 120, 121, 122, 123, 124, 125, 126, 127,
2887 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2888 'H', 'I', 138, 139, 140, 141, 142, 143,
2889 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
2890 'Q', 'R', 154, 155, 156, 157, 158, 159,
2891 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
2892 'Y', 'Z', 170, 171, 172, 173, 174, 175,
2893 176, 177, 178, 179, 180, 181, 182, 183,
2894 184, 185, 186, 187, 188, 189, 190, 191,
2895 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2896 'h', 'i', 202, 203, 204, 205, 206, 207,
2897 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
2898 'q', 'r', 218, 219, 220, 221, 222, 223,
2899 224, 225, 's', 't', 'u', 'v', 'w', 'x',
2900 'y', 'z', 234, 235, 236, 237, 238, 239,
2901 240, 241, 242, 243, 244, 245, 246, 247,
2902 248, 249, 250, 251, 252, 253, 254, 255
2903};
2904#else /* ascii rather than ebcdic */
22c35a8c 2905EXTCONST unsigned char PL_fold[] = {
79072805
LW		 2906 0, 1, 2, 3, 4, 5, 6, 7,
2907 8, 9, 10, 11, 12, 13, 14, 15,
2908 16, 17, 18, 19, 20, 21, 22, 23,
2909 24, 25, 26, 27, 28, 29, 30, 31,
2910 32, 33, 34, 35, 36, 37, 38, 39,
2911 40, 41, 42, 43, 44, 45, 46, 47,
2912 48, 49, 50, 51, 52, 53, 54, 55,
2913 56, 57, 58, 59, 60, 61, 62, 63,
2914 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2915 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2916 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2917 'x', 'y', 'z', 91, 92, 93, 94, 95,
2918 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2919 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2920 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2921 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2922 128, 129, 130, 131, 132, 133, 134, 135,
2923 136, 137, 138, 139, 140, 141, 142, 143,
2924 144, 145, 146, 147, 148, 149, 150, 151,
2925 152, 153, 154, 155, 156, 157, 158, 159,
2926 160, 161, 162, 163, 164, 165, 166, 167,
2927 168, 169, 170, 171, 172, 173, 174, 175,
2928 176, 177, 178, 179, 180, 181, 182, 183,
2929 184, 185, 186, 187, 188, 189, 190, 191,
2930 192, 193, 194, 195, 196, 197, 198, 199,
2931 200, 201, 202, 203, 204, 205, 206, 207,
2932 208, 209, 210, 211, 212, 213, 214, 215,
2933 216, 217, 218, 219, 220, 221, 222, 223,
2934 224, 225, 226, 227, 228, 229, 230, 231,
2935 232, 233, 234, 235, 236, 237, 238, 239,
2936 240, 241, 242, 243, 244, 245, 246, 247,
2937 248, 249, 250, 251, 252, 253, 254, 255
2938};
9d116dd7 2939#endif /* !EBCDIC */
79072805 2940#else
22c35a8c 2941EXTCONST unsigned char PL_fold[];
79072805
LW		 2942#endif
2943
2944#ifdef DOINIT
22c35a8c 2945EXT unsigned char PL_fold_locale[] = {
79072805
LW		 2946 0, 1, 2, 3, 4, 5, 6, 7,
2947 8, 9, 10, 11, 12, 13, 14, 15,
2948 16, 17, 18, 19, 20, 21, 22, 23,
2949 24, 25, 26, 27, 28, 29, 30, 31,
2950 32, 33, 34, 35, 36, 37, 38, 39,
2951 40, 41, 42, 43, 44, 45, 46, 47,
2952 48, 49, 50, 51, 52, 53, 54, 55,
2953 56, 57, 58, 59, 60, 61, 62, 63,
2954 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2955 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2956 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2957 'x', 'y', 'z', 91, 92, 93, 94, 95,
2958 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2959 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2960 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2961 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2962 128, 129, 130, 131, 132, 133, 134, 135,
2963 136, 137, 138, 139, 140, 141, 142, 143,
2964 144, 145, 146, 147, 148, 149, 150, 151,
2965 152, 153, 154, 155, 156, 157, 158, 159,
2966 160, 161, 162, 163, 164, 165, 166, 167,
2967 168, 169, 170, 171, 172, 173, 174, 175,
2968 176, 177, 178, 179, 180, 181, 182, 183,
2969 184, 185, 186, 187, 188, 189, 190, 191,
2970 192, 193, 194, 195, 196, 197, 198, 199,
2971 200, 201, 202, 203, 204, 205, 206, 207,
2972 208, 209, 210, 211, 212, 213, 214, 215,
2973 216, 217, 218, 219, 220, 221, 222, 223,
2974 224, 225, 226, 227, 228, 229, 230, 231,
2975 232, 233, 234, 235, 236, 237, 238, 239,
2976 240, 241, 242, 243, 244, 245, 246, 247,
2977 248, 249, 250, 251, 252, 253, 254, 255
2978};
2979#else
22c35a8c 2980EXT unsigned char PL_fold_locale[];
79072805
LW		 2981#endif
2982
2983#ifdef DOINIT
9d116dd7 2984#ifdef EBCDIC
22c35a8c 2985EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 2986 1, 2, 84, 151, 154, 155, 156, 157,
2987 165, 246, 250, 3, 158, 7, 18, 29,
2988 40, 51, 62, 73, 85, 96, 107, 118,
2989 129, 140, 147, 148, 149, 150, 152, 153,
2990 255, 6, 8, 9, 10, 11, 12, 13,
2991 14, 15, 24, 25, 26, 27, 28, 226,
2992 29, 30, 31, 32, 33, 43, 44, 45,
2993 46, 47, 48, 49, 50, 76, 77, 78,
2994 79, 80, 81, 82, 83, 84, 85, 86,
2995 87, 94, 95, 234, 181, 233, 187, 190,
2996 180, 96, 97, 98, 99, 100, 101, 102,
2997 104, 112, 182, 174, 236, 232, 229, 103,
2998 228, 226, 114, 115, 116, 117, 118, 119,
2999 120, 121, 122, 235, 176, 230, 194, 162,
3000 130, 131, 132, 133, 134, 135, 136, 137,
3001 138, 139, 201, 205, 163, 217, 220, 224,
3002 5, 248, 227, 244, 242, 255, 241, 231,
3003 240, 253, 16, 197, 19, 20, 21, 187,
3004 23, 169, 210, 245, 237, 249, 247, 239,
3005 168, 252, 34, 196, 36, 37, 38, 39,
3006 41, 42, 251, 254, 238, 223, 221, 213,
3007 225, 177, 52, 53, 54, 55, 56, 57,
3008 58, 59, 60, 61, 63, 64, 65, 66,
3009 67, 68, 69, 70, 71, 72, 74, 75,
3010 205, 208, 186, 202, 200, 218, 198, 179,
3011 178, 214, 88, 89, 90, 91, 92, 93,
3012 217, 166, 170, 207, 199, 209, 206, 204,
3013 160, 212, 105, 106, 108, 109, 110, 111,
3014 203, 113, 216, 215, 192, 175, 193, 243,
3015 172, 161, 123, 124, 125, 126, 127, 128,
3016 222, 219, 211, 195, 188, 193, 185, 184,
3017 191, 183, 141, 142, 143, 144, 145, 146
3018};
3019#else /* ascii rather than ebcdic */
22c35a8c 3020EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 3021 1, 2, 84, 151, 154, 155, 156, 157,
3022 165, 246, 250, 3, 158, 7, 18, 29,
3023 40, 51, 62, 73, 85, 96, 107, 118,
3024 129, 140, 147, 148, 149, 150, 152, 153,
3025 255, 182, 224, 205, 174, 176, 180, 217,
3026 233, 232, 236, 187, 235, 228, 234, 226,
3027 222, 219, 211, 195, 188, 193, 185, 184,
3028 191, 183, 201, 229, 181, 220, 194, 162,
3029 163, 208, 186, 202, 200, 218, 198, 179,
3030 178, 214, 166, 170, 207, 199, 209, 206,
3031 204, 160, 212, 216, 215, 192, 175, 173,
3032 243, 172, 161, 190, 203, 189, 164, 230,
3033 167, 248, 227, 244, 242, 255, 241, 231,
3034 240, 253, 169, 210, 245, 237, 249, 247,
3035 239, 168, 252, 251, 254, 238, 223, 221,
3036 213, 225, 177, 197, 171, 196, 159, 4,
3037 5, 6, 8, 9, 10, 11, 12, 13,
3038 14, 15, 16, 17, 19, 20, 21, 22,
3039 23, 24, 25, 26, 27, 28, 30, 31,
3040 32, 33, 34, 35, 36, 37, 38, 39,
3041 41, 42, 43, 44, 45, 46, 47, 48,
3042 49, 50, 52, 53, 54, 55, 56, 57,
3043 58, 59, 60, 61, 63, 64, 65, 66,
3044 67, 68, 69, 70, 71, 72, 74, 75,
3045 76, 77, 78, 79, 80, 81, 82, 83,
3046 86, 87, 88, 89, 90, 91, 92, 93,
3047 94, 95, 97, 98, 99, 100, 101, 102,
3048 103, 104, 105, 106, 108, 109, 110, 111,
3049 112, 113, 114, 115, 116, 117, 119, 120,
3050 121, 122, 123, 124, 125, 126, 127, 128,
3051 130, 131, 132, 133, 134, 135, 136, 137,
3052 138, 139, 141, 142, 143, 144, 145, 146
3053};
9d116dd7 3054#endif
79072805 3055#else
22c35a8c 3056EXTCONST unsigned char PL_freq[];
79072805
LW		 3057#endif
3058
8990e307
LW		 3059#ifdef DEBUGGING
3060#ifdef DOINIT
22c35a8c 3061EXTCONST char* PL_block_type[] = {
8990e307
LW		 3062 "NULL",
3063 "SUB",
3064 "EVAL",
3065 "LOOP",
3066 "SUBST",
3067 "BLOCK",
3068};
3069#else
22c35a8c 3070EXTCONST char* PL_block_type[];
8990e307
LW		 3071#endif
3072#endif
3073
73c4f7a1
GS		 3074END_EXTERN_C
3075
79072805
LW		 3076/*****************************************************************************/
3077/* This lexer/parser stuff is currently global since yacc is hard to reenter */
3078/*****************************************************************************/
8990e307 3079/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 3080
a0d0e21e
LW		 3081#include "perly.h"
3082
fb73857a 3083#define LEX_NOTPARSING 11 /* borrowed from toke.c */
3084
79072805
LW		 3085typedef enum {
3086 XOPERATOR,
3087 XTERM,
79072805 3088 XREF,
8990e307 3089 XSTATE,
a0d0e21e 3090 XBLOCK,
09bef843
SB		 3091 XATTRBLOCK,
3092 XATTRTERM,
a0d0e21e 3093 XTERMBLOCK
79072805
LW		 3094} expectation;
3095
dc9e4912
GS		 3096enum { /* pass one of these to get_vtbl */
3097 want_vtbl_sv,
3098 want_vtbl_env,
3099 want_vtbl_envelem,
3100 want_vtbl_sig,
3101 want_vtbl_sigelem,
3102 want_vtbl_pack,
3103 want_vtbl_packelem,
3104 want_vtbl_dbline,
3105 want_vtbl_isa,
3106 want_vtbl_isaelem,
3107 want_vtbl_arylen,
3108 want_vtbl_glob,
3109 want_vtbl_mglob,
3110 want_vtbl_nkeys,
3111 want_vtbl_taint,
3112 want_vtbl_substr,
3113 want_vtbl_vec,
3114 want_vtbl_pos,
3115 want_vtbl_bm,
3116 want_vtbl_fm,
3117 want_vtbl_uvar,
3118 want_vtbl_defelem,
3119 want_vtbl_regexp,
3120 want_vtbl_collxfrm,
3121 want_vtbl_amagic,
3122 want_vtbl_amagicelem,
4d1ff10f 3123#ifdef USE_5005THREADS
dc9e4912
GS		 3124 want_vtbl_mutex,
3125#endif
3126 want_vtbl_regdata,
810b8aa5
GS		 3127 want_vtbl_regdatum,
3128 want_vtbl_backref
dc9e4912
GS		 3129};
3130
85e6fe83
LW		 3131 /* Note: the lowest 8 bits are reserved for
3132 stuffing into op->op_private */
f3aa04c2 3133#define HINT_PRIVATE_MASK 0x000000ff
85e6fe83
LW		 3134#define HINT_INTEGER 0x00000001
3135#define HINT_STRICT_REFS 0x00000002
2de3dbcc
JH		 3136#define HINT_LOCALE 0x00000004
3137#define HINT_BYTES 0x00000008
393fec97 3138/* #define HINT_notused10 0x00000010 */
a0ed51b3 3139 /* Note: 20,40,80 used for NATIVE_HINTS */
85e6fe83
LW		 3140
3141#define HINT_BLOCK_SCOPE 0x00000100
3142#define HINT_STRICT_SUBS 0x00000200
3143#define HINT_STRICT_VARS 0x00000400
3144
b3ac6de7
IZ		 3145#define HINT_NEW_INTEGER 0x00001000
3146#define HINT_NEW_FLOAT 0x00002000
3147#define HINT_NEW_BINARY 0x00004000
3148#define HINT_NEW_STRING 0x00008000
3149#define HINT_NEW_RE 0x00010000
3150#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3151
b3eb6a9b 3152#define HINT_RE_TAINT 0x00100000
e4d48cc9 3153#define HINT_RE_EVAL 0x00200000
b3eb6a9b 3154
5ff3f7a4 3155#define HINT_FILETEST_ACCESS 0x00400000
393fec97 3156#define HINT_UTF8 0x00800000
5ff3f7a4 3157
84d4ea48
JH		 3158#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3159#define HINT_SORT_QUICKSORT 0x00000001
3160#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 3161#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 3162
8bfdd7d9 3163/* Various states of the input record separator SV (rs) */
d4cce5f1 3164#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 3165#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3166#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 3167#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 3168
128e8167 3169/* A struct for keeping various DEBUGGING related stuff,
ce333219 3170 * neatly packed. Currently only scratch variables for
128e8167
JH		 3171 * constructing debug output are included. Needed always,
3172 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 3173struct perl_debug_pad {
3174 SV pad[3];
3175};
3176
3177#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
3178#define PERL_DEBUG_PAD_ZERO(i) (sv_setpvn(PERL_DEBUG_PAD(i), "", 0), PERL_DEBUG_PAD(i))
ce333219 3179
56953603 3180/* Enable variables which are pointers to functions */
a2efc822 3181typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 3182typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3183typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3184 char* strend, char* strbeg, I32 minend,
3185 SV* screamer, void* data, U32 flags);
f722798b
IZ		 3186typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3187 char *strpos, char *strend,
3188 U32 flags,
3189 struct re_scream_pos_data_s *d);
3190typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3191typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
56953603 3192
c76ac1ee 3193typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS		 3194typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3195typedef void (*SVFUNC_t) (pTHX_ SV*);
3196typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3197typedef void (*XSINIT_t) (pTHX);
3198typedef void (*ATEXIT_t) (pTHX_ void*);
3199typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 3200
22239a37
NIS		 3201/* Set up PERLVAR macros for populating structs */
3202#define PERLVAR(var,type) type var;
51371543 3203#define PERLVARA(var,n,type) type var[n];
22239a37 3204#define PERLVARI(var,type,init) type var;
3fe35a81 3205#define PERLVARIC(var,type,init) type var;
22239a37 3206
58a50f62
GS		 3207/* Interpreter exitlist entry */
3208typedef struct exitlistentry {
acfe0abc 3209 void (*fn) (pTHX_ void*);
58a50f62
GS		 3210 void *ptr;
3211} PerlExitListEntry;
3212
22239a37
NIS		 3213#ifdef PERL_GLOBAL_STRUCT
3214struct perl_vars {
7766f137 3215# include "perlvars.h"
22239a37
NIS		 3216};
3217
7766f137 3218# ifdef PERL_CORE
533c011a
NIS		 3219EXT struct perl_vars PL_Vars;
3220EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
7766f137
GS		 3221# else /* PERL_CORE */
3222# if !defined(__GNUC__) || !defined(WIN32)
22239a37 3223EXT
7766f137 3224# endif /* WIN32 */
533c011a 3225struct perl_vars *PL_VarsPtr;
7766f137
GS		 3226# define PL_Vars (*((PL_VarsPtr) \
3227 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3228# endif /* PERL_CORE */
22239a37
NIS		 3229#endif /* PERL_GLOBAL_STRUCT */
3230
acfe0abc 3231#if defined(MULTIPLICITY)
d460ef45 3232/* If we have multiple interpreters define a struct
d4cce5f1 3233 holding variables which must be per-interpreter
d460ef45 3234 If we don't have threads anything that would have
d4cce5f1
NIS		 3235 be per-thread is per-interpreter.
3236*/
3237
79072805 3238struct interpreter {
4d1ff10f 3239# ifndef USE_5005THREADS
7766f137
GS		 3240# include "thrdvar.h"
3241# endif
3242# include "intrpvar.h"
3243/*
3244 * The following is a buffer where new variables must
acfe0abc 3245 * be defined to maintain binary compatibility with previous versions
7766f137
GS		 3246 */
3247PERLVARA(object_compatibility,30, char)
49f531da 3248};
d4cce5f1 3249
79072805 3250#else
49f531da
NIS		 3251struct interpreter {
3252 char broiled;
3253};
acfe0abc 3254#endif /* MULTIPLICITY */
79072805 3255
4d1ff10f 3256#ifdef USE_5005THREADS
d4cce5f1
NIS		 3257/* If we have threads define a struct with all the variables
3258 * that have to be per-thread
49f531da 3259 */
8023c3ce 3260
79072805 3261
49f531da 3262struct perl_thread {
49f531da 3263#include "thrdvar.h"
79072805 3264};
d4cce5f1 3265
22fae026
TM		 3266typedef struct perl_thread *Thread;
3267
3268#else
3269typedef void *Thread;
22239a37
NIS		 3270#endif
3271
3272/* Done with PERLVAR macros for now ... */
d4cce5f1 3273#undef PERLVAR
51371543 3274#undef PERLVARA
d4cce5f1 3275#undef PERLVARI
3fe35a81 3276#undef PERLVARIC
79072805 3277
22239a37 3278#include "thread.h"
79072805 3279#include "pp.h"
864dbfa3
GS		 3280
3281#ifndef PERL_CALLCONV
3282# define PERL_CALLCONV
d460ef45 3283#endif
864dbfa3 3284
65f19062
GS		 3285#ifndef NEXT30_NO_ATTRIBUTE
3286# ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3287# ifdef __attribute__ /* Avoid possible redefinition errors */
3288# undef __attribute__
3289# endif
3290# define __attribute__(attr)
3291# endif
3292#endif
3293
0cb96387
GS		 3294#undef PERL_CKDEF
3295#undef PERL_PPDEF
3296#define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3297#define PERL_PPDEF(s) OP *s (pTHX);
0cb96387 3298
7766f137 3299#include "proto.h"
864dbfa3 3300
0cb96387 3301/* this has structure inits, so it cannot be included before here */
acfe0abc 3302#include "opcode.h"
864dbfa3 3303
d4cce5f1
NIS		 3304/* The following must follow proto.h as #defines mess up syntax */
3305
22c35a8c
GS		 3306#if !defined(PERL_FOR_X2P)
3307# include "embedvar.h"
3308#endif
d4cce5f1 3309
d460ef45 3310/* Now include all the 'global' variables
d4cce5f1 3311 * If we don't have threads or multiple interpreters
d460ef45 3312 * these include variables that would have been their struct-s
d4cce5f1 3313 */
d460ef45 3314
533c011a 3315#define PERLVAR(var,type) EXT type PL_##var;
51371543 3316#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 3317#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3318#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
d4cce5f1 3319
acfe0abc 3320#if !defined(MULTIPLICITY)
7766f137 3321START_EXTERN_C
066ef5b5 3322# include "intrpvar.h"
4d1ff10f 3323# ifndef USE_5005THREADS
066ef5b5
GS		 3324# include "thrdvar.h"
3325# endif
7766f137 3326END_EXTERN_C
22239a37
NIS		 3327#endif
3328
acfe0abc 3329#if defined(WIN32)
66a93824 3330/* Now all the config stuff is setup we can include embed.h */
22c35a8c 3331# include "embed.h"
acfe0abc 3332#endif
22239a37 3333
c5be433b
GS		 3334#ifndef PERL_GLOBAL_STRUCT
3335START_EXTERN_C
3336
3337# include "perlvars.h"
3338
3339END_EXTERN_C
3340#endif
3341
d4cce5f1 3342#undef PERLVAR
51371543 3343#undef PERLVARA
d4cce5f1 3344#undef PERLVARI
0f3f18a6 3345#undef PERLVARIC
79072805 3346
73c4f7a1
GS		 3347START_EXTERN_C
3348
79072805 3349#ifdef DOINIT
bbce6d69 3350
68795e93 3351EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get),
2b260de0
GS		 3352 MEMBER_TO_FPTR(Perl_magic_set),
3353 MEMBER_TO_FPTR(Perl_magic_len),
463ee0b2 3354 0, 0};
2b260de0
GS		 3355EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env),
3356 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env),
66b1d557 3357 0};
2b260de0
GS		 3358EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv),
3359 0, MEMBER_TO_FPTR(Perl_magic_clearenv),
85e6fe83 3360 0};
22c35a8c 3361EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0};
64ca3a65
JH		 3362#ifdef PERL_MICRO
3363EXT MGVTBL PL_vtbl_sigelem = {0, 0, 0, 0, 0};
3364#else
2b260de0
GS		 3365EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig),
3366 MEMBER_TO_FPTR(Perl_magic_setsig),
3367 0, MEMBER_TO_FPTR(Perl_magic_clearsig),
0c30d9ec 3368 0};
64ca3a65 3369#endif
68795e93
NIS		 3370EXT MGVTBL PL_vtbl_pack = {0, 0,
3371 MEMBER_TO_FPTR(Perl_magic_sizepack),
3372 MEMBER_TO_FPTR(Perl_magic_wipepack),
a0d0e21e 3373 0};
2b260de0 3374EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack),
68795e93 3375 MEMBER_TO_FPTR(Perl_magic_setpack),
2b260de0 3376 0, MEMBER_TO_FPTR(Perl_magic_clearpack),
463ee0b2 3377 0};
2b260de0 3378EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline),
463ee0b2 3379 0, 0, 0};
2b260de0
GS		 3380EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3381 0, MEMBER_TO_FPTR(Perl_magic_setisa),
fb73857a 3382 0};
2b260de0 3383EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
463ee0b2 3384 0, 0, 0};
2b260de0
GS		 3385EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen),
3386 MEMBER_TO_FPTR(Perl_magic_setarylen),
463ee0b2 3387 0, 0, 0};
2b260de0
GS		 3388EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob),
3389 MEMBER_TO_FPTR(Perl_magic_setglob),
463ee0b2 3390 0, 0, 0};
2b260de0 3391EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob),
463ee0b2 3392 0, 0, 0};
2b260de0
GS		 3393EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys),
3394 MEMBER_TO_FPTR(Perl_magic_setnkeys),
99abf803 3395 0, 0, 0};
68795e93
NIS		 3396EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),
3397 MEMBER_TO_FPTR(Perl_magic_settaint),
463ee0b2 3398 0, 0, 0};
68795e93
NIS		 3399EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr),
3400 MEMBER_TO_FPTR(Perl_magic_setsubstr),
463ee0b2 3401 0, 0, 0};
2b260de0 3402EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec),
68795e93 3403 MEMBER_TO_FPTR(Perl_magic_setvec),
463ee0b2 3404 0, 0, 0};
2b260de0
GS		 3405EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos),
3406 MEMBER_TO_FPTR(Perl_magic_setpos),
a0d0e21e 3407 0, 0, 0};
2b260de0 3408EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm),
463ee0b2 3409 0, 0, 0};
2b260de0 3410EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm),
55497cff 3411 0, 0, 0};
2b260de0
GS		 3412EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar),
3413 MEMBER_TO_FPTR(Perl_magic_setuvar),
463ee0b2 3414 0, 0, 0};
4d1ff10f 3415#ifdef USE_5005THREADS
68795e93
NIS		 3416EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0,
3417 MEMBER_TO_FPTR(Perl_magic_mutexfree)};
4d1ff10f 3418#endif /* USE_5005THREADS */
68795e93
NIS		 3419EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),
3420 MEMBER_TO_FPTR(Perl_magic_setdefelem),
02270b4e 3421 0, 0, 0};
a0d0e21e 3422
2b260de0
GS		 3423EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)};
3424EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0};
a29d06ed
MG		 3425EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get),
3426 MEMBER_TO_FPTR(Perl_magic_regdatum_set), 0, 0, 0};
c277df42 3427
36477c24 3428#ifdef USE_LOCALE_COLLATE
22c35a8c 3429EXT MGVTBL PL_vtbl_collxfrm = {0,
2b260de0 3430 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
bbce6d69 3431 0, 0, 0};
3432#endif
a0d0e21e 3433
2b260de0
GS		 3434EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3435 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3436EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3437 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
a0d0e21e 3438
810b8aa5 3439EXT MGVTBL PL_vtbl_backref = {0, 0,
2b260de0 3440 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)};
810b8aa5 3441
d460ef45
NIS		 3442EXT MGVTBL PL_vtbl_ovrld = {0, 0,
3443 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)};
3444
bbce6d69 3445#else /* !DOINIT */
3446
22c35a8c
GS		 3447EXT MGVTBL PL_vtbl_sv;
3448EXT MGVTBL PL_vtbl_env;
3449EXT MGVTBL PL_vtbl_envelem;
3450EXT MGVTBL PL_vtbl_sig;
3451EXT MGVTBL PL_vtbl_sigelem;
3452EXT MGVTBL PL_vtbl_pack;
3453EXT MGVTBL PL_vtbl_packelem;
3454EXT MGVTBL PL_vtbl_dbline;
3455EXT MGVTBL PL_vtbl_isa;
3456EXT MGVTBL PL_vtbl_isaelem;
3457EXT MGVTBL PL_vtbl_arylen;
3458EXT MGVTBL PL_vtbl_glob;
3459EXT MGVTBL PL_vtbl_mglob;
3460EXT MGVTBL PL_vtbl_nkeys;
3461EXT MGVTBL PL_vtbl_taint;
3462EXT MGVTBL PL_vtbl_substr;
3463EXT MGVTBL PL_vtbl_vec;
3464EXT MGVTBL PL_vtbl_pos;
3465EXT MGVTBL PL_vtbl_bm;
3466EXT MGVTBL PL_vtbl_fm;
3467EXT MGVTBL PL_vtbl_uvar;
d460ef45 3468EXT MGVTBL PL_vtbl_ovrld;
a0d0e21e 3469
4d1ff10f 3470#ifdef USE_5005THREADS
22c35a8c 3471EXT MGVTBL PL_vtbl_mutex;
4d1ff10f 3472#endif /* USE_5005THREADS */
f93b4edd 3473
22c35a8c
GS		 3474EXT MGVTBL PL_vtbl_defelem;
3475EXT MGVTBL PL_vtbl_regexp;
3476EXT MGVTBL PL_vtbl_regdata;
3477EXT MGVTBL PL_vtbl_regdatum;
a0d0e21e 3478
36477c24 3479#ifdef USE_LOCALE_COLLATE
22c35a8c 3480EXT MGVTBL PL_vtbl_collxfrm;
bbce6d69 3481#endif
a0d0e21e 3482
22c35a8c
GS		 3483EXT MGVTBL PL_vtbl_amagic;
3484EXT MGVTBL PL_vtbl_amagicelem;
a0d0e21e 3485
810b8aa5
GS		 3486EXT MGVTBL PL_vtbl_backref;
3487
bbce6d69 3488#endif /* !DOINIT */
85e6fe83 3489
f5284f61
IZ		 3490enum {
3491 fallback_amg, abs_amg,
3492 bool__amg, nomethod_amg,
3493 string_amg, numer_amg,
3494 add_amg, add_ass_amg,
3495 subtr_amg, subtr_ass_amg,
3496 mult_amg, mult_ass_amg,
3497 div_amg, div_ass_amg,
3498 modulo_amg, modulo_ass_amg,
3499 pow_amg, pow_ass_amg,
3500 lshift_amg, lshift_ass_amg,
3501 rshift_amg, rshift_ass_amg,
3502 band_amg, band_ass_amg,
3503 bor_amg, bor_ass_amg,
3504 bxor_amg, bxor_ass_amg,
3505 lt_amg, le_amg,
3506 gt_amg, ge_amg,
3507 eq_amg, ne_amg,
3508 ncmp_amg, scmp_amg,
3509 slt_amg, sle_amg,
3510 sgt_amg, sge_amg,
3511 seq_amg, sne_amg,
3512 not_amg, compl_amg,
3513 inc_amg, dec_amg,
3514 atan2_amg, cos_amg,
3515 sin_amg, exp_amg,
3516 log_amg, sqrt_amg,
3517 repeat_amg, repeat_ass_amg,
3518 concat_amg, concat_ass_amg,
3519 copy_amg, neg_amg,
3520 to_sv_amg, to_av_amg,
3521 to_hv_amg, to_gv_amg,
d460ef45 3522 to_cv_amg, iter_amg,
f216259d
IZ		 3523 int_amg, DESTROY_amg,
3524 max_amg_code
64a0062a 3525 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
f5284f61
IZ		 3526};
3527
3528#define NofAMmeth max_amg_code
89ffc314 3529#define AMG_id2name(id) ((char*)PL_AMG_names[id]+1)
f5284f61 3530
a0d0e21e 3531#ifdef DOINIT
22c35a8c 3532EXTCONST char * PL_AMG_names[NofAMmeth] = {
89ffc314
IZ		 3533 /* Names kept in the symbol table. fallback => "()", the rest has
3534 "(" prepended. The only other place in perl which knows about
3535 this convention is AMG_id2name (used for debugging output and
3536 'nomethod' only), the only other place which has it hardwired is
3537 overload.pm. */
3538 "()", "(abs", /* "fallback" should be the first. */
3539 "(bool", "(nomethod",
3540 "(\"\"", "(0+",
3541 "(+", "(+=",
3542 "(-", "(-=",
3543 "(*", "(*=",
3544 "(/", "(/=",
3545 "(%", "(%=",
3546 "(**", "(**=",
3547 "(<<", "(<<=",
3548 "(>>", "(>>=",
3549 "(&", "(&=",
3550 "(|", "(|=",
3551 "(^", "(^=",
3552 "(<", "(<=",
3553 "(>", "(>=",
3554 "(==", "(!=",
3555 "(<=>", "(cmp",
3556 "(lt", "(le",
3557 "(gt", "(ge",
3558 "(eq", "(ne",
3559 "(!", "(~",
3560 "(++", "(--",
3561 "(atan2", "(cos",
3562 "(sin", "(exp",
3563 "(log", "(sqrt",
3564 "(x", "(x=",
3565 "(.", "(.=",
3566 "(=", "(neg",
3567 "(${}", "(@{}",
3568 "(%{}", "(*{}",
3569 "(&{}", "(<>",
f216259d 3570 "(int", "DESTROY",
a0d0e21e
LW		 3571};
3572#else
22c35a8c 3573EXTCONST char * PL_AMG_names[NofAMmeth];
a0d0e21e
LW		 3574#endif /* def INITAMAGIC */
3575
73c4f7a1
GS		 3576END_EXTERN_C
3577
a6006777 3578struct am_table {
a0d0e21e
LW		 3579 long was_ok_sub;
3580 long was_ok_am;
a6006777 3581 U32 flags;
3582 CV* table[NofAMmeth];
a0d0e21e
LW		 3583 long fallback;
3584};
a6006777 3585struct am_table_short {
3586 long was_ok_sub;
3587 long was_ok_am;
3588 U32 flags;
3589};
a0d0e21e 3590typedef struct am_table AMT;
a6006777 3591typedef struct am_table_short AMTS;
a0d0e21e
LW		 3592
3593#define AMGfallNEVER 1
3594#define AMGfallNO 2
3595#define AMGfallYES 3
3596
a6006777 3597#define AMTf_AMAGIC 1
32251b26 3598#define AMTf_OVERLOADED 2
a6006777 3599#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
3600#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
3601#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 3602#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
3603#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
3604#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 3605
32251b26 3606#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 3607
3608/*
3609 * some compilers like to redefine cos et alia as faster
3610 * (and less accurate?) versions called F_cos et cetera (Quidquid
3611 * latine dictum sit, altum viditur.) This trick collides with
3612 * the Perl overloading (amg). The following #defines fool both.
3613 */
3614
3615#ifdef _FASTMATH
3616# ifdef atan2
3617# define F_atan2_amg atan2_amg
3618# endif
3619# ifdef cos
3620# define F_cos_amg cos_amg
3621# endif
3622# ifdef exp
3623# define F_exp_amg exp_amg
3624# endif
3625# ifdef log
3626# define F_log_amg log_amg
3627# endif
3628# ifdef pow
3629# define F_pow_amg pow_amg
3630# endif
3631# ifdef sin
3632# define F_sin_amg sin_amg
3633# endif
3634# ifdef sqrt
3635# define F_sqrt_amg sqrt_amg
3636# endif
3637#endif /* _FASTMATH */
3638
83ee9e09
GS		 3639#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
3640 PERLDBf_NOOPT | PERLDBf_INTER | \
3641 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
3642 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON)
3643 /* No _NONAME, _GOTO */
3644#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
3645#define PERLDBf_LINE 0x02 /* Keep line # */
3646#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
3647#define PERLDBf_INTER 0x08 /* Preserve more data for
3648 later inspections */
3649#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
3650#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
3651#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
3652#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
3653#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
3654#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
84902520 3655
3280af22
NIS		 3656#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
3657#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
3658#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
3659#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
3660#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
3661#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
3662#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
3663#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 3664#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
3665#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
84902520 3666
bbce6d69 3667
36477c24 3668#ifdef USE_LOCALE_NUMERIC
bbce6d69 3669
36477c24 3670#define SET_NUMERIC_STANDARD() \
ff4fed7c 3671 set_numeric_standard();
36477c24 3672
3673#define SET_NUMERIC_LOCAL() \
ff4fed7c 3674 set_numeric_local();
bbce6d69 3675
2de3dbcc
JH		 3676#define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
3677#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
3678
3679#define IN_LOCALE \
3680 (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
3681
f93f4e46 3682#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 3683 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 3684 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 3685
3686#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 3687 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 3688 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 3689
3690#define RESTORE_NUMERIC_LOCAL() \
3691 if (was_local) SET_NUMERIC_LOCAL();
3692
3693#define RESTORE_NUMERIC_STANDARD() \
3694 if (was_standard) SET_NUMERIC_STANDARD();
3695
5b877257 3696#define Atof my_atof
097ee67d 3697
36477c24 3698#else /* !USE_LOCALE_NUMERIC */
bbce6d69 3699
097ee67d
JH		 3700#define SET_NUMERIC_STANDARD() /**/
3701#define SET_NUMERIC_LOCAL() /**/
5e931b6b 3702#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 3703#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
3704#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 3705#define RESTORE_NUMERIC_LOCAL() /**/
3706#define RESTORE_NUMERIC_STANDARD() /**/
65202027 3707#define Atof Perl_atof
ad3e0f90 3708#define IN_LOCALE_RUNTIME 0
bbce6d69 3709
36477c24 3710#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 3711
079290de 3712#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3713# ifdef __hpux
3714# define strtoll __strtoll /* secret handshake */
3715# endif
079290de
GS		 3716# if !defined(Strtol) && defined(HAS_STRTOLL)
3717# define Strtol strtoll
ad551343 3718# endif
28e5dec8
JH		 3719# if !defined(Strtol) && defined(HAS_STRTOQ)
3720# define Strtol strtoq
3721# endif
ff935051 3722/* is there atoq() anywhere? */
15b99d39 3723#endif
079290de
GS		 3724#if !defined(Strtol) && defined(HAS_STRTOL)
3725# define Strtol strtol
3726#endif
3727#ifndef Atol
3728/* It would be more fashionable to use Strtol() to define atol()
3729 * (as is done for Atoul(), see below) but for backward compatibility
3730 * we just assume atol(). */
76b882ba
JH		 3731# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
3732# define Atol atoll
3733# else
3734# define Atol atol
3735# endif
cf2093f6
JH		 3736#endif
3737
55eb892c 3738#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3739# ifdef __hpux
3740# define strtoull __strtoull /* secret handshake */
3741# endif
ad551343 3742# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 3743# define Strtoul strtoull
15b99d39 3744# endif
079290de
GS		 3745# if !defined(Strtoul) && defined(HAS_STRTOUQ)
3746# define Strtoul strtouq
3747# endif
76d49b1c 3748/* is there atouq() anywhere? */
ad551343 3749#endif
079290de
GS		 3750#if !defined(Strtoul) && defined(HAS_STRTOUL)
3751# define Strtoul strtoul
cf2093f6 3752#endif
079290de
GS		 3753#ifndef Atoul
3754# define Atoul(s) Strtoul(s, (char **)NULL, 10)
55eb892c 3755#endif
cf2093f6 3756
e5c9fcd0 3757#if !defined(PERLIO_IS_STDIO) && defined(HASATTRIBUTE)
d460ef45
NIS		 3758/*
3759 * Now we have __attribute__ out of the way
3760 * Remap printf
760ac839 3761 */
39455587 3762#undef printf
c745e42c
NIS		 3763#ifdef __GNUC__
3764#define printf(fmt,args...) PerlIO_stdoutf(fmt,##args)
3765#else
760ac839
LW		 3766#define printf PerlIO_stdoutf
3767#endif
c745e42c 3768#endif
760ac839 3769
06d86050
GS		 3770/* if these never got defined, they need defaults */
3771#ifndef PERL_SET_CONTEXT
3772# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
3773#endif
3774
3775#ifndef PERL_GET_CONTEXT
3776# define PERL_GET_CONTEXT PERL_GET_INTERP
3777#endif
3778
3779#ifndef PERL_GET_THX
3780# define PERL_GET_THX ((void*)NULL)
3781#endif
3782
3783#ifndef PERL_SET_THX
3784# define PERL_SET_THX(t) NOOP
3785#endif
3786
a868473f
NIS		 3787#ifndef PERL_SCRIPT_MODE
3788#define PERL_SCRIPT_MODE "r"
3789#endif
3790
fba3b22e 3791/*
da927450
JH		 3792 * Some operating systems are stingy with stack allocation,
3793 * so perl may have to guard against stack overflow.
3794 */
3795#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 3796#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 3797#endif
3798
3799/*
3800 * Some nonpreemptive operating systems find it convenient to
3801 * check for asynchronous conditions after each op execution.
3802 * Keep this check simple, or it may slow down execution
3803 * massively.
3804 */
ce08f86c 3805
1d615522
JH		 3806#ifndef PERL_MICRO
3807# ifndef PERL_OLD_SIGNALS
2986a63f
JH		 3808# ifndef PERL_ASYNC_CHECK
3809# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
3810# endif
1d615522 3811# endif
ce08f86c
NIS		 3812#endif
3813
da927450 3814#ifndef PERL_ASYNC_CHECK
1d615522 3815# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 3816#endif
3817
3818/*
3819 * On some operating systems, a memory allocation may succeed,
3820 * but put the process too close to the system's comfort limit.
3821 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
3822 * it to NULL.
3823 */
3824#ifndef PERL_ALLOC_CHECK
c2af87cb 3825#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 3826#endif
3827
3828/*
fba3b22e
MB		 3829 * nice_chunk and nice_chunk size need to be set
3830 * and queried under the protection of sv_mutex
3831 */
30ad99e7
MJD		 3832#define offer_nice_chunk(chunk, chunk_size) STMT_START { \
3833 void *new_chunk; \
3834 U32 new_chunk_size; \
3835 LOCK_SV_MUTEX; \
3836 new_chunk = (void *)(chunk); \
3837 new_chunk_size = (chunk_size); \
3838 if (new_chunk_size > PL_nice_chunk_size) { \
3839 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
3840 PL_nice_chunk = new_chunk; \
3841 PL_nice_chunk_size = new_chunk_size; \
3842 } else { \
3843 Safefree(chunk); \
3844 } \
3845 UNLOCK_SV_MUTEX; \
3846 } STMT_END
fba3b22e 3847
bd89102f
AD		 3848#ifdef HAS_SEM
3849# include <sys/ipc.h>
3850# include <sys/sem.h>
3851# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
3852 union semun {
dbba660d
TC		 3853 int val;
3854 struct semid_ds *buf;
3855 unsigned short *array;
bd89102f
AD		 3856 };
3857# endif
3858# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 3859# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
3860 union gccbug_semun {
3861 int val;
3862 struct semid_ds *buf;
3863 unsigned short *array;
3864 char __dummy[5];
3865 };
3866# define semun gccbug_semun
3867# endif
bd89102f
AD		 3868# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
3869# else
3870# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 3871# ifdef EXTRA_F_IN_SEMUN_BUF
3872# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
3873# else
3874# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
3875# endif
bd89102f
AD		 3876# endif
3877# endif
bd89102f 3878#endif
49f531da 3879
89ca4ac7
JH		 3880/*
3881 * Boilerplate macros for initializing and accessing interpreter-local
3882 * data from C. All statics in extensions should be reworked to use
3883 * this, if you want to make the extension thread-safe. See ext/re/re.xs
3884 * for an example of the use of these macros.
3885 *
3886 * Code that uses these macros is responsible for the following:
3887 * 1. #define MY_CXT_KEY to a unique string, e.g. "DynaLoader_guts"
3888 * 2. Declare a typedef named my_cxt_t that is a structure that contains
3889 * all the data that needs to be interpreter-local.
3890 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
3891 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
3892 * (typically put in the BOOT: section).
3893 * 5. Use the members of the my_cxt_t structure everywhere as
3894 * MY_CXT.member.
3895 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
3896 * access MY_CXT.
3897 */
3898
fc958cd2 3899#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7
JH		 3900
3901/* This must appear in all extensions that define a my_cxt_t structure,
3902 * right after the definition (i.e. at file scope). The non-threads
3903 * case below uses it to declare the data as static. */
3904#define START_MY_CXT
3905
3906/* Fetches the SV that keeps the per-interpreter data. */
3907#define dMY_CXT_SV \
3908 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
3909 sizeof(MY_CXT_KEY)-1, TRUE)
3910
3911/* This declaration should be used within all functions that use the
3912 * interpreter-local data. */
3913#define dMY_CXT \
3914 dMY_CXT_SV; \
ec0e15e0 3915 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
89ca4ac7
JH		 3916
3917/* Creates and zeroes the per-interpreter data.
3918 * (We allocate my_cxtp in a Perl SV so that it will be released when
3919 * the interpreter goes away.) */
3920#define MY_CXT_INIT \
3921 dMY_CXT_SV; \
3922 /* newSV() allocates one more than needed */ \
3923 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
3924 Zero(my_cxtp, 1, my_cxt_t); \
ec0e15e0 3925 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
89ca4ac7
JH		 3926
3927/* This macro must be used to access members of the my_cxt_t structure.
3928 * e.g. MYCXT.some_data */
3929#define MY_CXT (*my_cxtp)
3930
3931/* Judicious use of these macros can reduce the number of times dMY_CXT
3932 * is used. Use is similar to pTHX, aTHX etc. */
3933#define pMY_CXT my_cxt_t *my_cxtp
3934#define pMY_CXT_ pMY_CXT,
3935#define _pMY_CXT ,pMY_CXT
3936#define aMY_CXT my_cxtp
3937#define aMY_CXT_ aMY_CXT,
3938#define _aMY_CXT ,aMY_CXT
3939
3940#else /* USE_ITHREADS */
3941
3942#define START_MY_CXT static my_cxt_t my_cxt;
3943#define dMY_CXT_SV dNOOP
3944#define dMY_CXT dNOOP
3945#define MY_CXT_INIT NOOP
3946#define MY_CXT my_cxt
3947
3948#define pMY_CXT void
3949#define pMY_CXT_
3950#define _pMY_CXT
3951#define aMY_CXT
3952#define aMY_CXT_
3953#define _aMY_CXT
3954
3955#endif /* !defined(USE_ITHREADS) */
3956
9a34ef1d
GS		 3957#ifdef I_FCNTL
3958# include <fcntl.h>
9a34ef1d
GS		 3959#endif
3960
3961#ifdef I_SYS_FILE
3962# include <sys/file.h>
3963#endif
3964
fa0a29af 3965#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 3966int flock(int fd, int op);
3967#endif
3968
fe52b3b7
GS		 3969#ifndef O_RDONLY
3970/* Assume UNIX defaults */
3971# define O_RDONLY 0000
3972# define O_WRONLY 0001
3973# define O_RDWR 0002
3974# define O_CREAT 0100
3975#endif
9a34ef1d 3976
16fe6d59
GS		 3977#ifndef O_BINARY
3978# define O_BINARY 0
3979#endif
3980
3981#ifndef O_TEXT
3982# define O_TEXT 0
3983#endif
3984
6ce75a77
JH		 3985#if O_TEXT != O_BINARY
3986 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
3987 * that is, you are somehow DOSish. */
73250e76 3988# if defined(__BEOS__) || defined(__VOS__)
a6e45062
JH		 3989 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
3990 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 3991 /* VOS has O_TEXT != O_BINARY, and they have effect,
3992 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 3993 /* If you have O_TEXT different from your O_BINARY but you still are
3994 * not a CRLF shop. */
35990314 3995# undef PERLIO_USING_CRLF
ec53fe4f
JH		 3996# else
3997 /* If you really are DOSish. */
3998# define PERLIO_USING_CRLF 1
6ce75a77
JH		 3999# endif
4000#endif
4001
104d25b7
JH		 4002#ifdef IAMSUID
4003
4004#ifdef I_SYS_STATVFS
9f982a77
IG		 4005# if defined(PERL_SCO) && !defined(_SVID3)
4006# define _SVID3
4007# endif
32b3cf08
JH		 4008# include <sys/statvfs.h> /* for f?statvfs() */
4009#endif
4010#ifdef I_SYS_MOUNT
4011# include <sys/mount.h> /* for *BSD f?statfs() */
4012#endif
4013#ifdef I_MNTENT
4014# include <mntent.h> /* for getmntent() */
104d25b7 4015#endif
0545a864
JH		 4016#ifdef I_SYS_STATFS
4017# include <sys/statfs.h> /* for some statfs() */
4018#endif
4019#ifdef I_SYS_VFS
8d9e1a19
GS		 4020# ifdef __sgi
4021# define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4022# endif
4023# include <sys/vfs.h> /* for some statfs() */
4024# ifdef __sgi
4025# undef IRIX_sv
4026# endif
0545a864
JH		 4027#endif
4028#ifdef I_USTAT
4029# include <ustat.h> /* for ustat() */
4030#endif
4031
4032#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4033# define PERL_MOUNT_NOSUID MOUNT_NOSUID
4034#endif
4035#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4036# define PERL_MOUNT_NOSUID MNT_NOSUID
4037#endif
4038#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4039# define PERL_MOUNT_NOSUID MS_NOSUID
4040#endif
4041#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4042# define PERL_MOUNT_NOSUID M_NOSUID
4043#endif
104d25b7
JH		 4044
4045#endif /* IAMSUID */
4046
4bc88a62
PS		 4047#ifdef I_LIBUTIL
4048# include <libutil.h> /* setproctitle() in some FreeBSDs */
4049#endif
4050
b4748376
NIS		 4051#ifndef EXEC_ARGV_CAST
4052#define EXEC_ARGV_CAST(x) x
4053#endif
4054
dd5dc04f
JH		 4055#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4056 int). value returned in pointed-
4057 to UV */
4058#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4059#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4060#define IS_NUMBER_NEG 0x08 /* leading minus sign */
4061#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 4062#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 4063
4064#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4065
53305cf1
NC		 4066/* Input flags: */
4067#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 4068#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
53305cf1
NC		 4069/* Output flags: */
4070#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4071
2c4f7f0e
DM		 4072/* to let user control profiling */
4073#ifdef PERL_GPROF_CONTROL
4074extern void moncontrol(int);
4075#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4076#else
4077#define PERL_GPROF_MONCONTROL(x)
4078#endif
4079
ae0e3d3b
JH		 4080#ifdef UNDER_CE
4081#include "wince.h"
4082#endif
4083
4084/* ISO 6429 NEL - C1 control NExt Line */
4085/* See http://www.unicode.org/unicode/reports/tr13/ */
4086#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4087# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4088# define NEXT_LINE_CHAR 0x15
4089# else /* CDRA */
4090# define NEXT_LINE_CHAR 0x25
4091# endif
4092#else
4093# define NEXT_LINE_CHAR 0x85
4094#endif
4095
4096/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
4097#define UNICODE_LINE_SEPA_0 0xE2
4098#define UNICODE_LINE_SEPA_1 0x80
4099#define UNICODE_LINE_SEPA_2 0xA8
4100#define UNICODE_PARA_SEPA_0 0xE2
4101#define UNICODE_PARA_SEPA_1 0x80
4102#define UNICODE_PARA_SEPA_2 0xA9
4103
4d8076ea 4104/* and finally... */
cceca5ed 4105#define PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4106#include "patchlevel.h"
cceca5ed 4107#undef PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4108
43999f95 4109/* Mention
d460ef45 4110
43999f95 4111 NV_PRESERVES_UV
fe749a9f 4112
fe749a9f
JH		 4113 HAS_MKSTEMP
4114 HAS_MKSTEMPS
4115 HAS_MKDTEMP
4116
49dabb45
JH		 4117 HAS_GETCWD
4118
d59b5429 4119 HAS_MMAP
fe749a9f
JH		 4120 HAS_MPROTECT
4121 HAS_MSYNC
1e8c3fde 4122 HAS_MADVISE
fe749a9f
JH		 4123 HAS_MUNMAP
4124 I_SYSMMAN
4125 Mmap_t
4126
6b4667fc
A		 4127 NVef
4128 NVff
4129 NVgf
4130
4e0554ec
JH		 4131 HAS_USLEEP
4132 HAS_UALARM
4133
4134 HAS_SETITIMER
4135 HAS_GETITIMER
4136
4137 HAS_SENDMSG
4138 HAS_RECVMSG
4139 HAS_READV
4140 HAS_WRITEV
4141 I_SYSUIO
4142 HAS_STRUCT_MSGHDR
4143 HAS_STRUCT_CMSGHDR
4144
2765b840 4145 HAS_NL_LANGINFO
0a7020c9 4146
ae0e3d3b 4147 HAS_DIRFD
2765b840 4148
43999f95
JH		 4149 so that Configure picks them up. */
4150
85e6fe83 4151#endif /* Include guard */
ae0e3d3b 4152
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