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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
95036ac7
JH		 24#if defined(DGUX)
25#include <sys/fcntl.h>
26#endif
27
0cb96387 28#define VOIDUSED 1
d460ef45 29#ifdef PERL_MICRO
12ae5dfc
JH		 30# include "uconfig.h"
31#else
32# include "config.h"
33#endif
0cb96387 34
aaacdc8b
GS		 35#if defined(USE_ITHREADS) && defined(USE_5005THREADS)
36# include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
37#endif
38
39/* XXX This next guard can disappear if the sources are revised
40 to use USE_5005THREADS throughout. -- A.D 1/6/2000
41*/
4d1ff10f
AB		 42#if defined(USE_ITHREADS) && defined(USE_5005THREADS)
43# include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
aaacdc8b
GS		 44#endif
45
2c2d71f5
JH		 46/* See L<perlguts/"The Perl API"> for detailed notes on
47 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
48
ac6bedea
JH		 49/* Note that from here --> to <-- the same logic is
50 * repeated in makedef.pl, so be certain to update
51 * both places when editing. */
52
ba979b31
NIS		 53#ifdef PERL_IMPLICIT_SYS
54/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
55 so use slab allocator to avoid lots of MUTEX overhead
56 */
6916a0ab
NIS		 57# ifndef PL_OP_SLAB_ALLOC
58# define PL_OP_SLAB_ALLOC
ba979b31
NIS		 59# endif
60#endif
61
6f4183fe 62#ifdef USE_ITHREADS
acfe0abc 63# if !defined(MULTIPLICITY)
6f4183fe
GS		 64# define MULTIPLICITY
65# endif
66#endif
67
4d1ff10f 68#ifdef USE_5005THREADS
c5be433b
GS		 69# ifndef PERL_IMPLICIT_CONTEXT
70# define PERL_IMPLICIT_CONTEXT
71# endif
c5be433b
GS		 72#endif
73
c5be433b
GS		 74#if defined(MULTIPLICITY)
75# ifndef PERL_IMPLICIT_CONTEXT
76# define PERL_IMPLICIT_CONTEXT
77# endif
c5be433b
GS		 78#endif
79
10bc17b6
JH		 80/* Use the reentrant APIs like localtime_r and getpwent_r */
81/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
9366f0ec 82#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(__APPLE__)
10bc17b6
JH		 83# define USE_REENTRANT_API
84#endif
85
ac6bedea
JH		 86/* <--- here ends the logic shared by perl.h and makedef.pl */
87
c5be433b 88#ifdef PERL_IMPLICIT_CONTEXT
4d1ff10f 89# ifdef USE_5005THREADS
c5be433b 90struct perl_thread;
24e8e624 91# define pTHX register struct perl_thread *thr PERL_UNUSED_DECL
c5be433b 92# define aTHX thr
411caa50 93# define dTHR dNOOP /* only backward compatibility */
fd89de3a 94# define dTHXa(a) pTHX = (struct perl_thread*)a
c5be433b 95# else
f63b9778
GS		 96# ifndef MULTIPLICITY
97# define MULTIPLICITY
98# endif
24e8e624 99# define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
c5be433b 100# define aTHX my_perl
fd89de3a 101# define dTHXa(a) pTHX = (PerlInterpreter*)a
c5be433b 102# endif
fd89de3a 103# define dTHX pTHX = PERL_GET_THX
c5be433b 104# define pTHX_ pTHX,
c5be433b 105# define aTHX_ aTHX,
894356b3
GS		 106# define pTHX_1 2
107# define pTHX_2 3
108# define pTHX_3 4
109# define pTHX_4 5
c5be433b
GS		 110#endif
111
76e3520e
GS		 112#define STATIC static
113#define CPERLscope(x) x
565764a8 114#define CPERLarg void
76e3520e 115#define CPERLarg_
e3b8966e 116#define _CPERLarg
1d583055
GS		 117#define PERL_OBJECT_THIS
118#define _PERL_OBJECT_THIS
119#define PERL_OBJECT_THIS_
312caa8e 120#define CALL_FPTR(fptr) (*fptr)
76e3520e 121
312caa8e
CS		 122#define CALLRUNOPS CALL_FPTR(PL_runops)
123#define CALLREGCOMP CALL_FPTR(PL_regcompp)
124#define CALLREGEXEC CALL_FPTR(PL_regexecp)
f722798b
IZ		 125#define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
126#define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
127#define CALLREGFREE CALL_FPTR(PL_regfree)
14dd3ad8
GS		 128
129#ifdef PERL_FLEXIBLE_EXCEPTIONS
130# define CALLPROTECT CALL_FPTR(PL_protect)
131#endif
312caa8e 132
44dbb695
JH		 133#ifdef HASATTRIBUTE
134# define PERL_UNUSED_DECL __attribute__((unused))
135#else
136# define PERL_UNUSED_DECL
137#endif
138
349b520e
DM		 139/* gcc -Wall:
140 * for silencing unused variables that are actually used most of the time,
141 * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs
142 */
143#define PERL_UNUSED_VAR(var) if (0) var = var
144
0cb96387 145#define NOOP (void)0
44dbb695 146#define dNOOP extern int Perl___notused PERL_UNUSED_DECL
71be2cbc 147
0cb96387
GS		 148#ifndef pTHX
149# define pTHX void
150# define pTHX_
0cb96387
GS		 151# define aTHX
152# define aTHX_
0cb96387
GS		 153# define dTHXa(a) dNOOP
154# define dTHX dNOOP
894356b3
GS		 155# define pTHX_1 1
156# define pTHX_2 2
157# define pTHX_3 3
158# define pTHX_4 4
0cb96387
GS		 159#endif
160
b4f7f263
GS		 161/* these are only defined for compatibility; should not be used internally */
162#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 163# define pTHXo pTHX
164# define pTHXo_ pTHX_
0cb96387
GS		 165# define aTHXo aTHX
166# define aTHXo_ aTHX_
c5be433b 167# define dTHXo dTHX
71d280e3 168# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 169#endif
170
171#ifndef pTHXx
172# define pTHXx register PerlInterpreter *my_perl
173# define pTHXx_ pTHXx,
0cb96387
GS		 174# define aTHXx my_perl
175# define aTHXx_ aTHXx,
c5be433b 176# define dTHXx dTHX
22c35a8c 177#endif
71be2cbc 178
1de7c2ac
GS		 179/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
180 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
181 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
182#ifdef PERL_IMPLICIT_SYS
183# define dTHXs dTHX
184#else
185# define dTHXs dNOOP
186#endif
187
326b05e3
GS		 188#undef START_EXTERN_C
189#undef END_EXTERN_C
190#undef EXTERN_C
32f822de
GS		 191#ifdef __cplusplus
192# define START_EXTERN_C extern "C" {
193# define END_EXTERN_C }
194# define EXTERN_C extern "C"
195#else
d460ef45
NIS		 196# define START_EXTERN_C
197# define END_EXTERN_C
73c4f7a1 198# define EXTERN_C extern
32f822de
GS		 199#endif
200
462e5cf6
MB		 201#ifdef OP_IN_REGISTER
202# ifdef __GNUC__
203# define stringify_immed(s) #s
204# define stringify(s) stringify_immed(s)
d1ca3daa 205register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 206# endif
207#endif
208
728e2803 209/*
210 * STMT_START { statements; } STMT_END;
211 * can be used as a single statement, as in
212 * if (x) STMT_START { ... } STMT_END; else ...
213 *
214 * Trying to select a version that gives no warnings...
215 */
216#if !(defined(STMT_START) && defined(STMT_END))
169d69b2 217# if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus)
728e2803 218# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
219# define STMT_END )
220# else
221 /* Now which other defined()s do we need here ??? */
222# if (VOIDFLAGS) && (defined(sun) || defined(__sun__))
223# define STMT_START if (1)
224# define STMT_END else (void)0
225# else
226# define STMT_START do
227# define STMT_END while (0)
228# endif
229# endif
230#endif
231
0cb96387 232#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 233#define WITH_THR(s) WITH_THX(s)
ea0efc06 234
55497cff 235/*
236 * SOFT_CAST can be used for args to prototyped functions to retain some
237 * type checking; it only casts if the compiler does not know prototypes.
238 */
239#if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
240#define SOFT_CAST(type)
241#else
242#define SOFT_CAST(type) (type)
243#endif
79072805 244
6ee623d5 245#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
79072805
LW		 246# define BYTEORDER 0x1234
247#endif
248
249/* Overall memory policy? */
250#ifndef CONSERVATIVE
251# define LIBERAL 1
252#endif
253
8ada0baa
JH		 254#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
255#define ASCIIish
256#else
257#undef ASCIIish
258#endif
259
79072805
LW		 260/*
261 * The following contortions are brought to you on behalf of all the
262 * standards, semi-standards, de facto standards, not-so-de-facto standards
263 * of the world, as well as all the other botches anyone ever thought of.
264 * The basic theory is that if we work hard enough here, the rest of the
265 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
266 */
ac58e20f 267
ee0007ab 268/* define this once if either system, instead of cluttering up the src */
2986a63f 269#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 270#define DOSISH 1
271#endif
272
2986a63f 273#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
352d5a3a
LW		 274# define STANDARD_C 1
275#endif
276
2986a63f 277#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE)
68dc0745 278# define DONT_DECLARE_STD 1
279#endif
280
352d5a3a 281#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 282# ifdef __cplusplus
cb69f87a 283# define VOL /* to temporarily suppress warnings */
79072805
LW		 284# else
285# define VOL volatile
286# endif
663a0e37 287#else
79072805 288# define VOL
663a0e37
LW		 289#endif
290
3280af22
NIS		 291#define TAINT (PL_tainted = TRUE)
292#define TAINT_NOT (PL_tainted = FALSE)
293#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
294#define TAINT_ENV() if (PL_tainting) { taint_env(); }
22c35a8c 295#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
a687059c 296
d460ef45 297/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 298 defines move there? If so, I could simplify this a lot. --AD 9/96.
299*/
300/* Process group stuff changed from traditional BSD to POSIX.
301 perlfunc.pod documents the traditional BSD-style syntax, so we'll
302 try to preserve that, if possible.
303*/
304#ifdef HAS_SETPGID
305# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 306#else
a6e633de 307# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
308# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
309# else
310# ifdef HAS_SETPGRP2 /* DG/UX */
311# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
312# endif
313# endif
314#endif
315#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
316# define HAS_SETPGRP /* Well, effectively it does . . . */
317#endif
318
319/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
320 our life easier :-) so we'll try it.
321*/
322#ifdef HAS_GETPGID
323# define BSD_GETPGRP(pid) getpgid((pid))
324#else
325# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
326# define BSD_GETPGRP(pid) getpgrp((pid))
327# else
328# ifdef HAS_GETPGRP2 /* DG/UX */
329# define BSD_GETPGRP(pid) getpgrp2((pid))
330# endif
331# endif
332#endif
333#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
334# define HAS_GETPGRP /* Well, effectively it does . . . */
335#endif
336
d460ef45 337/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 338 have different behaviors, but perl.h used to define USE_BSDPGRP
339 (prior to 5.003_05) so some extension might depend on it.
340*/
341#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
342# ifndef USE_BSDPGRP
343# define USE_BSDPGRP
344# endif
663a0e37
LW		 345#endif
346
8ac5a1fe
MH		 347/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
348 pthread.h must be included before all other header files.
349*/
4d1ff10f 350#if (defined(USE_5005THREADS) || defined(USE_ITHREADS)) \
1feb2720 351 && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 352# include <pthread.h>
353#endif
354
760ac839
LW		 355#ifndef _TYPES_ /* If types.h defines this it's easy. */
356# ifndef major /* Does everyone's types.h define this? */
357# include <sys/types.h>
c07a80fd 358# endif
663a0e37
LW		 359#endif
360
760ac839
LW		 361#ifdef __cplusplus
362# ifndef I_STDARG
363# define I_STDARG 1
364# endif
365#endif
366
367#ifdef I_STDARG
368# include <stdarg.h>
369#else
370# ifdef I_VARARGS
371# include <varargs.h>
372# endif
373#endif
374
4633a7c4 375#ifdef USE_NEXT_CTYPE
0c30d9ec 376
092bebab
JH		 377#if NX_CURRENT_COMPILER_RELEASE >= 500
378# include <bsd/ctypes.h>
379#else
380# if NX_CURRENT_COMPILER_RELEASE >= 400
381# include <objc/NXCType.h>
382# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
383# include <appkit/NXCType.h>
384# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
385#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 386
387#else /* !USE_NEXT_CTYPE */
fe14fcc3 388#include <ctype.h>
0c30d9ec 389#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 390
391#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
392#undef METHOD
a0d0e21e
LW		 393#endif
394
12ae5dfc
JH		 395#ifdef PERL_MICRO
396# define NO_LOCALE
397#endif
398
4633a7c4 399#ifdef I_LOCALE
36477c24 400# include <locale.h>
4633a7c4
LW		 401#endif
402
36477c24 403#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
404# define USE_LOCALE
405# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
406 && defined(HAS_STRXFRM)
407# define USE_LOCALE_COLLATE
408# endif
409# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
410# define USE_LOCALE_CTYPE
411# endif
412# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
413# define USE_LOCALE_NUMERIC
414# endif
415#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 416
fe14fcc3 417#include <setjmp.h>
79072805 418
a0d0e21e 419#ifdef I_SYS_PARAM
79072805
LW		 420# ifdef PARAM_NEEDS_TYPES
421# include <sys/types.h>
422# endif
423# include <sys/param.h>
352d5a3a 424#endif
79072805 425
79072805 426/* Use all the "standard" definitions? */
a0d0e21e 427#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 428# include <stdlib.h>
ff68c719 429#endif
03a14243 430
3f270f98
JH		 431/* If this causes problems, set i_unistd=undef in the hint file. */
432#ifdef I_UNISTD
433# include <unistd.h>
434#endif
435
7114a2d2 436#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
2ef53570
JH		 437int syscall(int, ...);
438#endif
439
7114a2d2 440#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
fa0a29af 441int usleep(unsigned int);
2ef53570
JH		 442#endif
443
9a34ef1d
GS		 444#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
445# define MYSWAP
446#endif
447
66a93824
NIS		 448/* Cannot include embed.h here on Win32 as win32.h has not
449 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
450 */
96e176bf 451#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9
GS		 452# include "embed.h"
453#endif
454
c31fac66
GS		 455#define MEM_SIZE Size_t
456
51371543
GS		 457#if defined(STANDARD_C) && defined(I_STDDEF)
458# include <stddef.h>
459# define STRUCT_OFFSET(s,m) offsetof(s,m)
460#else
461# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
462#endif
463
464#if defined(I_STRING) || defined(__cplusplus)
465# include <string.h>
466#else
467# include <strings.h>
468#endif
469
55497cff 470/* This comes after <stdlib.h> so we don't try to change the standard
471 * library prototypes; we'll use our own in proto.h instead. */
03a14243 472
4633a7c4 473#ifdef MYMALLOC
86058a2d 474# ifdef PERL_POLLUTE_MALLOC
ee13e175 475# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 476# define Perl_malloc malloc
477# define Perl_calloc calloc
478# define Perl_realloc realloc
479# define Perl_mfree free
ee13e175 480# endif
86058a2d
GS		 481# else
482# define EMBEDMYMALLOC /* for compatibility */
483# endif
20ce7b12
GS		 484Malloc_t Perl_malloc (MEM_SIZE nbytes);
485Malloc_t Perl_calloc (MEM_SIZE elements, MEM_SIZE size);
486Malloc_t Perl_realloc (Malloc_t where, MEM_SIZE nbytes);
86058a2d
GS		 487/* 'mfree' rather than 'free', since there is already a 'perl_free'
488 * that causes clashes with case-insensitive linkers */
20ce7b12 489Free_t Perl_mfree (Malloc_t where);
55497cff 490
827e134a
GS		 491typedef struct perl_mstats perl_mstats_t;
492
651b9576
GS		 493# define safemalloc Perl_malloc
494# define safecalloc Perl_calloc
495# define saferealloc Perl_realloc
496# define safefree Perl_mfree
f2517201
GS		 497#else /* MYMALLOC */
498# define safemalloc safesysmalloc
499# define safecalloc safesyscalloc
500# define saferealloc safesysrealloc
501# define safefree safesysfree
55497cff 502#endif /* MYMALLOC */
4633a7c4 503
a0d0e21e
LW		 504#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
505#define strchr index
506#define strrchr rindex
507#endif
508
16d20bd9
AD		 509#ifdef I_MEMORY
510# include <memory.h>
511#endif
512
fe14fcc3 513#ifdef HAS_MEMCPY
85e6fe83 514# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 515# ifndef memcpy
20ce7b12 516 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 517# endif
518# endif
519#else
520# ifndef memcpy
521# ifdef HAS_BCOPY
522# define memcpy(d,s,l) bcopy(s,d,l)
523# else
524# define memcpy(d,s,l) my_bcopy(s,d,l)
525# endif
526# endif
527#endif /* HAS_MEMCPY */
fe14fcc3 528
ee0007ab 529#ifdef HAS_MEMSET
85e6fe83 530# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 531# ifndef memset
20ce7b12 532 extern char *memset (char*, int, int);
ee0007ab
LW		 533# endif
534# endif
ee0007ab 535#else
12ae5dfc 536# undef memset
fc36a67e 537# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 538#endif /* HAS_MEMSET */
539
85e6fe83 540#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 541# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 542# define memmove(d,s,l) bcopy(s,d,l)
543# else
2304df62 544# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 545# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 546# else
79072805 547# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 548# endif
352d5a3a 549# endif
d9d8d8de 550#endif
ee0007ab 551
36477c24 552#if defined(mips) && defined(ultrix) && !defined(__STDC__)
553# undef HAS_MEMCMP
554#endif
555
556#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 557# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 558# ifndef memcmp
20ce7b12 559 extern int memcmp (char*, char*, int);
ee0007ab
LW		 560# endif
561# endif
36477c24 562# ifdef BUGGY_MSC
563 # pragma function(memcmp)
564# endif
ee0007ab
LW		 565#else
566# ifndef memcmp
ecfc5424 567# define memcmp my_memcmp
352d5a3a 568# endif
36477c24 569#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 570
fc36a67e 571#ifndef memzero
c635e13b 572# ifdef HAS_MEMSET
573# define memzero(d,l) memset(d,0,l)
79072805 574# else
c635e13b 575# ifdef HAS_BZERO
576# define memzero(d,l) bzero(d,l)
79072805 577# else
fc36a67e 578# define memzero(d,l) my_bzero(d,l)
79072805
LW		 579# endif
580# endif
d9d8d8de 581#endif
378cc40b 582
0f27ced1
JH		 583#ifndef memchr
584# ifndef HAS_MEMCHR
585# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
586# endif
587#endif
588
36477c24 589#ifndef HAS_BCMP
590# ifndef bcmp
591# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 592# endif
36477c24 593#endif /* !HAS_BCMP */
378cc40b 594
ae986130 595#ifdef I_NETINET_IN
79072805 596# include <netinet/in.h>
ae986130
LW		 597#endif
598
28e8609d
JH		 599#ifdef I_ARPA_INET
600# include <arpa/inet.h>
601#endif
602
84902520
TB		 603#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
604/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
605 * (the neo-BSD seem to do this). */
606# undef SF_APPEND
607#endif
608
1aef975c 609#ifdef I_SYS_STAT
84902520 610# include <sys/stat.h>
1aef975c 611#endif
79072805 612
a0d0e21e
LW		 613/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
614 like UTekV) are broken, sometimes giving false positives. Undefine
615 them here and let the code below set them to proper values.
616
617 The ghs macro stands for GreenHills Software C-1.8.5 which
618 is the C compiler for sysV88 and the various derivatives.
619 This header file bug is corrected in gcc-2.5.8 and later versions.
620 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
621
622#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 623# undef S_ISDIR
624# undef S_ISCHR
625# undef S_ISBLK
626# undef S_ISREG
627# undef S_ISFIFO
628# undef S_ISLNK
ee0007ab 629#endif
135863df 630
663a0e37
LW		 631#ifdef I_TIME
632# include <time.h>
ffed7fef 633#endif
663a0e37 634
fe14fcc3 635#ifdef I_SYS_TIME
85e6fe83 636# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 637# define KERNEL
638# endif
639# include <sys/time.h>
85e6fe83 640# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 641# undef KERNEL
642# endif
a687059c 643#endif
135863df 644
55497cff 645#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 646# include <sys/times.h>
d9d8d8de 647#endif
8d063cd8 648
fe14fcc3 649#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 650# undef HAS_STRERROR
663a0e37
LW		 651#endif
652
653#include <errno.h>
1e743fda 654
acfe0abc 655#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 656# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
657#endif
658
4e0554ec
JH		 659/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one */
660#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN)
661# define _SOCKADDR_LEN
662#endif
663
8d3f517a 664#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 665# include <sys/socket.h>
666# if defined(USE_SOCKS) && defined(I_SOCKS)
667# if !defined(INCLUDE_PROTOTYPES)
668# define INCLUDE_PROTOTYPES /* for <socks.h> */
669# define PERL_SOCKS_NEED_PROTOTYPES
670# endif
4d1ff10f 671# ifdef USE_5005THREADS
c3dedce1 672# define PERL_USE_THREADS /* store our value */
4d1ff10f 673# undef USE_5005THREADS
c3dedce1 674# endif
1e743fda 675# include <socks.h>
4d1ff10f
AB		 676# ifdef USE_5005THREADS
677# undef USE_5005THREADS /* socks.h does this on its own */
c3dedce1
JH		 678# endif
679# ifdef PERL_USE_THREADS
4d1ff10f 680# define USE_5005THREADS /* restore our value */
c3dedce1
JH		 681# undef PERL_USE_THREADS
682# endif
1e743fda
JH		 683# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
684# undef INCLUDE_PROTOTYPES
685# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 686# endif
d460ef45 687# endif
1e743fda 688# ifdef I_NETDB
2986a63f
JH		 689# ifdef NETWARE
690# include<stdio.h>
691# endif
1e743fda
JH		 692# include <netdb.h>
693# endif
694# ifndef ENOTSOCK
695# ifdef I_NET_ERRNO
696# include <net/errno.h>
697# endif
698# endif
699#endif
700
fa0a29af 701/* sockatmark() is so new (2001) that many places might have it hidden
2ef53570 702 * behind some -D_BLAH_BLAH_SOURCE guard. */
fa0a29af 703#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
2ef53570
JH		 704int sockatmark(int);
705#endif
706
1e743fda
JH		 707#ifdef SETERRNO
708# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 709#endif
f86702cc 710
711#ifdef VMS
712# define SETERRNO(errcode,vmserrcode) \
713 STMT_START { \
714 set_errno(errcode); \
715 set_vaxc_errno(vmserrcode); \
716 } STMT_END
748a9306 717#else
aba27d88 718# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
748a9306 719#endif
ed6116ce 720
4d1ff10f 721#ifdef USE_5005THREADS
38a03e6e 722# define ERRSV (thr->errsv)
940cb80d
MB		 723# define DEFSV THREADSV(0)
724# define SAVE_DEFSV save_threadsv(0)
38a03e6e 725#else
3280af22 726# define ERRSV GvSV(PL_errgv)
3280af22
NIS		 727# define DEFSV GvSV(PL_defgv)
728# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
4d1ff10f 729#endif /* USE_5005THREADS */
38a03e6e 730
98eae8f5
GS		 731#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
732
55497cff 733#ifndef errno
5ff3f7a4
GS		 734 extern int errno; /* ANSI allows errno to be an lvalue expr.
735 * For example in multithreaded environments
736 * something like this might happen:
737 * extern int *_errno(void);
738 * #define errno (*_errno()) */
d9d8d8de 739#endif
663a0e37 740
2304df62 741#ifdef HAS_STRERROR
a0d0e21e 742# ifdef VMS
20ce7b12 743 char *strerror (int,...);
a0d0e21e 744# else
68dc0745 745#ifndef DONT_DECLARE_STD
20ce7b12 746 char *strerror (int);
68dc0745 747#endif
a0d0e21e 748# endif
2304df62
AD		 749# ifndef Strerror
750# define Strerror strerror
751# endif
752#else
753# ifdef HAS_SYS_ERRLIST
79072805
LW		 754 extern int sys_nerr;
755 extern char *sys_errlist[];
2304df62
AD		 756# ifndef Strerror
757# define Strerror(e) \
79072805 758 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 759# endif
79072805 760# endif
35c8bce7 761#endif
663a0e37 762
2304df62 763#ifdef I_SYS_IOCTL
79072805
LW		 764# ifndef _IOCTL_
765# include <sys/ioctl.h>
766# endif
a687059c
LW		 767#endif
768
ee0007ab 769#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 770# ifdef HAS_SOCKETPAIR
771# undef HAS_SOCKETPAIR
772# endif
2304df62
AD		 773# ifdef I_NDBM
774# undef I_NDBM
79072805 775# endif
a687059c
LW		 776#endif
777
02fc2eee
NC		 778#ifndef HAS_SOCKETPAIR
779# ifdef HAS_SOCKET
780# define socketpair Perl_my_socketpair
781# endif
782#endif
783
a687059c 784#if INTSIZE == 2
79072805
LW		 785# define htoni htons
786# define ntohi ntohs
a687059c 787#else
79072805
LW		 788# define htoni htonl
789# define ntohi ntohl
a687059c
LW		 790#endif
791
a0d0e21e 792/* Configure already sets Direntry_t */
35c8bce7 793#if defined(I_DIRENT)
663a0e37 794# include <dirent.h>
8f1f23e8
W		 795 /* NeXT needs dirent + sys/dir.h */
796# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 797# include <sys/dir.h>
798# endif
ae986130 799#else
fe14fcc3 800# ifdef I_SYS_NDIR
79a0689e 801# include <sys/ndir.h>
663a0e37 802# else
fe14fcc3 803# ifdef I_SYS_DIR
79a0689e
LW		 804# ifdef hp9000s500
805# include <ndir.h> /* may be wrong in the future */
806# else
807# include <sys/dir.h>
808# endif
663a0e37
LW		 809# endif
810# endif
4633a7c4 811#endif
a687059c 812
12ae5dfc
JH		 813#ifdef PERL_MICRO
814# ifndef DIR
815# define DIR void
816# endif
817#endif
818
352d5a3a
LW		 819#ifdef FPUTS_BOTCH
820/* work around botch in SunOS 4.0.1 and 4.0.2 */
821# ifndef fputs
79072805 822# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 823# endif
824#endif
825
c623bd54
LW		 826/*
827 * The following gobbledygook brought to you on behalf of __STDC__.
828 * (I could just use #ifndef __STDC__, but this is more bulletproof
829 * in the face of half-implementations.)
830 */
831
7114a2d2 832#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 833#include <sys/mode.h>
834#endif
835
c623bd54
LW		 836#ifndef S_IFMT
837# ifdef _S_IFMT
838# define S_IFMT _S_IFMT
839# else
840# define S_IFMT 0170000
841# endif
842#endif
843
844#ifndef S_ISDIR
845# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
846#endif
847
848#ifndef S_ISCHR
849# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
850#endif
851
852#ifndef S_ISBLK
fe14fcc3
LW		 853# ifdef S_IFBLK
854# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
855# else
856# define S_ISBLK(m) (0)
857# endif
c623bd54
LW		 858#endif
859
860#ifndef S_ISREG
861# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
862#endif
863
864#ifndef S_ISFIFO
fe14fcc3
LW		 865# ifdef S_IFIFO
866# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
867# else
868# define S_ISFIFO(m) (0)
869# endif
c623bd54
LW		 870#endif
871
872#ifndef S_ISLNK
873# ifdef _S_ISLNK
874# define S_ISLNK(m) _S_ISLNK(m)
875# else
876# ifdef _S_IFLNK
877# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
878# else
879# ifdef S_IFLNK
880# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
881# else
882# define S_ISLNK(m) (0)
883# endif
884# endif
885# endif
886#endif
887
888#ifndef S_ISSOCK
889# ifdef _S_ISSOCK
890# define S_ISSOCK(m) _S_ISSOCK(m)
891# else
892# ifdef _S_IFSOCK
893# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
894# else
895# ifdef S_IFSOCK
896# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
897# else
898# define S_ISSOCK(m) (0)
899# endif
900# endif
901# endif
902#endif
903
904#ifndef S_IRUSR
905# ifdef S_IREAD
906# define S_IRUSR S_IREAD
907# define S_IWUSR S_IWRITE
908# define S_IXUSR S_IEXEC
909# else
910# define S_IRUSR 0400
911# define S_IWUSR 0200
912# define S_IXUSR 0100
913# endif
fac7cdfc
JS		 914#endif
915
916#ifndef S_IRGRP
917# ifdef S_IRUSR
918# define S_IRGRP (S_IRUSR>>3)
919# define S_IWGRP (S_IWUSR>>3)
920# define S_IXGRP (S_IXUSR>>3)
921# else
922# define S_IRGRP 0040
923# define S_IWGRP 0020
924# define S_IXGRP 0010
925# endif
926#endif
927
928#ifndef S_IROTH
929# ifdef S_IRUSR
930# define S_IROTH (S_IRUSR>>6)
931# define S_IWOTH (S_IWUSR>>6)
932# define S_IXOTH (S_IXUSR>>6)
933# else
934# define S_IROTH 0040
935# define S_IWOTH 0020
936# define S_IXOTH 0010
937# endif
c623bd54
LW		 938#endif
939
940#ifndef S_ISUID
941# define S_ISUID 04000
942#endif
943
944#ifndef S_ISGID
945# define S_ISGID 02000
946#endif
947
ca6e1c26
JH		 948#ifndef S_IRWXU
949# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 950#endif
ca6e1c26
JH		 951
952#ifndef S_IRWXG
953# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 954#endif
ca6e1c26
JH		 955
956#ifndef S_IRWXO
957# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 958#endif
ca6e1c26 959
c21fb2b8
JH		 960/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
961 * which would get included through <sys/file.h >, but that is 3000
962 * lines in the future. --jhi */
963
964#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH		 965# define S_IREAD S_IRUSR
966#endif
967
c21fb2b8 968#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH		 969# define S_IWRITE S_IWUSR
970#endif
971
972#ifndef S_IEXEC
973# define S_IEXEC S_IXUSR
974#endif
975
79072805
LW		 976#ifdef ff_next
977# undef ff_next
352d5a3a
LW		 978#endif
979
a0d0e21e 980#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 981# define SLOPPYDIVIDE
982#endif
983
748a9306
LW		 984#ifdef UV
985#undef UV
986#endif
987
c89df6bf
JH		 988#ifdef SPRINTF_E_BUG
989# define sprintf UTS_sprintf_wrap
990#endif
991
c495e728
JH		 992/* Configure gets this right but the UTS compiler gets it wrong.
993 -- Hal Morris <hom00@utsglobal.com> */
994#ifdef UTS
995# undef UVTYPE
996# define UVTYPE unsigned
997#endif
998
05f13f53 999/*
27d4fb96 1000 The IV type is supposed to be long enough to hold any integral
1001 value or a pointer.
1002 --Andy Dougherty August 1996
1003*/
1004
a22e52b9
JH		 1005typedef IVTYPE IV;
1006typedef UVTYPE UV;
8175356b 1007
10cc9d2a 1008#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1009# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1010# define IV_MAX INT64_MAX
1011# define IV_MIN INT64_MIN
1012# define UV_MAX UINT64_MAX
cae7ae48
JH		 1013# ifndef UINT64_MIN
1014# define UINT64_MIN 0
1015# endif
5ff3f7a4
GS		 1016# define UV_MIN UINT64_MIN
1017# else
1018# define IV_MAX PERL_QUAD_MAX
1019# define IV_MIN PERL_QUAD_MIN
1020# define UV_MAX PERL_UQUAD_MAX
1021# define UV_MIN PERL_UQUAD_MIN
1022# endif
cf2093f6
JH		 1023# define IV_IS_QUAD
1024# define UV_IS_QUAD
79072805 1025#else
8175356b 1026# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1027# define IV_MAX INT32_MAX
1028# define IV_MIN INT32_MIN
716026f9
DL		 1029# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1030# define UV_MAX UINT32_MAX
1031# else
1032# define UV_MAX 4294967295U
1033# endif
cae7ae48
JH		 1034# ifndef UINT32_MIN
1035# define UINT32_MIN 0
1036# endif
5ff3f7a4
GS		 1037# define UV_MIN UINT32_MIN
1038# else
1039# define IV_MAX PERL_LONG_MAX
1040# define IV_MIN PERL_LONG_MIN
1041# define UV_MAX PERL_ULONG_MAX
1042# define UV_MIN PERL_ULONG_MIN
1043# endif
8175356b 1044# if IVSIZE == 8
cf2093f6
JH		 1045# define IV_IS_QUAD
1046# define UV_IS_QUAD
de1c2614
JH		 1047# ifndef HAS_QUAD
1048# define HAS_QUAD
1049# endif
cf2093f6
JH		 1050# else
1051# undef IV_IS_QUAD
1052# undef UV_IS_QUAD
de1c2614 1053# undef HAS_QUAD
cf2093f6 1054# endif
79072805 1055#endif
d7d93a81 1056
6cde8aec 1057#if defined(uts) || defined(UTS)
11afe549
HM		 1058# undef UV_MAX
1059# define UV_MAX (4294967295u)
20601011
JH		 1060#endif
1061
cae7ae48 1062#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1063#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1064
28e5dec8 1065#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1066#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1067#endif
1068
d460ef45 1069/*
26bb67e2
JH		 1070 * The macros INT2PTR and NUM2PTR are (despite their names)
1071 * bi-directional: they will convert int/float to or from pointers.
1072 * However the conversion to int/float are named explicitly:
1073 * PTR2IV, PTR2UV, PTR2NV.
1074 *
1075 * For int conversions we do not need two casts if pointers are
1076 * the same size as IV and UV. Otherwise we need an explicit
1077 * cast (PTRV) to avoid compiler warnings.
1078 */
56431972
RB		 1079#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1080# define PTRV UV
1081# define INT2PTR(any,d) (any)(d)
1082#else
d460ef45 1083# if PTRSIZE == LONGSIZE
56431972 1084# define PTRV unsigned long
42718184 1085# else
56431972 1086# define PTRV unsigned
42718184 1087# endif
56431972 1088# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1089#endif
56431972
RB		 1090#define NUM2PTR(any,d) (any)(PTRV)(d)
1091#define PTR2IV(p) INT2PTR(IV,p)
1092#define PTR2UV(p) INT2PTR(UV,p)
1093#define PTR2NV(p) NUM2PTR(NV,p)
d460ef45 1094#if PTRSIZE == LONGSIZE
d2560b70
RB		 1095# define PTR2ul(p) (unsigned long)(p)
1096#else
1097# define PTR2ul(p) INT2PTR(unsigned long,p)
1098#endif
d460ef45 1099
65202027 1100#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1101# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1102# define LONG_DOUBLE_EQUALS_DOUBLE
1103# endif
68d4903c 1104# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1105# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1106# endif
1107#endif
1108
2d4389e4
JH		 1109#ifdef OVR_DBL_DIG
1110/* Use an overridden DBL_DIG */
1111# ifdef DBL_DIG
1112# undef DBL_DIG
1113# endif
1114# define DBL_DIG OVR_DBL_DIG
1115#else
1116/* The following is all to get DBL_DIG, in order to pick a nice
1117 default value for printing floating point numbers in Gconvert.
1118 (see config.h)
1119*/
1120#ifdef I_LIMITS
1121#include <limits.h>
1122#endif
1123#ifdef I_FLOAT
1124#include <float.h>
1125#endif
1126#ifndef HAS_DBL_DIG
1127#define DBL_DIG 15 /* A guess that works lots of places */
1128#endif
1129#endif
cbca01e1
JH		 1130#ifdef I_FLOAT
1131#include <float.h>
1132#endif
1133#ifndef HAS_DBL_DIG
1134#define DBL_DIG 15 /* A guess that works lots of places */
1135#endif
2d4389e4
JH		 1136
1137#ifdef OVR_LDBL_DIG
1138/* Use an overridden LDBL_DIG */
1139# ifdef LDBL_DIG
1140# undef LDBL_DIG
1141# endif
1142# define LDBL_DIG OVR_LDBL_DIG
1143#else
1144/* The following is all to get LDBL_DIG, in order to pick a nice
1145 default value for printing floating point numbers in Gconvert.
1146 (see config.h)
1147*/
68d4903c
JH		 1148# ifdef I_LIMITS
1149# include <limits.h>
1150# endif
1151# ifdef I_FLOAT
1152# include <float.h>
1153# endif
1154# ifndef HAS_LDBL_DIG
1155# if LONG_DOUBLESIZE == 10
1156# define LDBL_DIG 18 /* assume IEEE */
1157# else
1158# if LONG_DOUBLESIZE == 12
1159# define LDBL_DIG 18 /* gcc? */
1160# else
1161# if LONG_DOUBLESIZE == 16
1162# define LDBL_DIG 33 /* assume IEEE */
1163# else
1164# if LONG_DOUBLESIZE == DOUBLESIZE
1165# define LDBL_DIG DBL_DIG /* bummer */
1166# endif
1167# endif
1168# endif
1169# endif
1170# endif
2d4389e4
JH		 1171#endif
1172
a22e52b9 1173typedef NVTYPE NV;
8175356b 1174
792d8dab
JH		 1175#ifdef I_IEEEFP
1176# include <ieeefp.h>
1177#endif
923fc586 1178
65202027 1179#ifdef USE_LONG_DOUBLE
923fc586
JH		 1180# ifdef I_SUNMATH
1181# include <sunmath.h>
1182# endif
2d4389e4 1183# define NV_DIG LDBL_DIG
d6c14000
JH		 1184# ifdef LDBL_MANT_DIG
1185# define NV_MANT_DIG LDBL_MANT_DIG
1186# endif
06fc1729
JH		 1187# ifdef LDBL_MIN
1188# define NV_MIN LDBL_MIN
1189# endif
1190# ifdef LDBL_MAX
1191# define NV_MAX LDBL_MAX
1192# endif
1193# ifdef LDBL_MIN_10_EXP
1194# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1195# endif
1196# ifdef LDBL_MAX_10_EXP
1197# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1198# endif
1199# ifdef LDBL_EPSILON
1200# define NV_EPSILON LDBL_EPSILON
1201# endif
f4a14a62
JH		 1202# ifdef LDBL_MAX
1203# define NV_MAX LDBL_MAX
1204# define NV_MIN LDBL_MIN
1205# else
1206# ifdef HUGE_VALL
1207# define NV_MAX HUGE_VALL
1208# else
1209# ifdef HUGE_VAL
1210# define NV_MAX ((NV)HUGE_VAL)
1211# endif
1212# endif
1213# endif
68d4903c 1214# ifdef HAS_SQRTL
68d4903c
JH		 1215# define Perl_cos cosl
1216# define Perl_sin sinl
1217# define Perl_sqrt sqrtl
1218# define Perl_exp expl
1219# define Perl_log logl
1220# define Perl_atan2 atan2l
1221# define Perl_pow powl
1222# define Perl_floor floorl
1223# define Perl_fmod fmodl
1224# endif
a3540c92
JH		 1225/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1226# ifdef HAS_MODFL
1227# define Perl_modf(x,y) modfl(x,y)
e82e08d5
JH		 1228# else
1229# define Perl_modf(x,y) ((long double)modf((double)(x),(double*)(y)))
a3540c92
JH		 1230# endif
1231# ifdef HAS_FREXPL
dff3e0b8 1232# define Perl_frexp(x,y) frexpl(x,y)
e82e08d5
JH		 1233# else
1234# define Perl_frexp(x,y) ((long double)frexp((double)(x),y))
a3540c92 1235# endif
38dbb4c5 1236# ifndef Perl_isnan
758a5d79
JH		 1237# ifdef HAS_ISNANL
1238# define Perl_isnan(x) isnanl(x)
1239# endif
1240# endif
1241# ifndef Perl_isinf
1242# ifdef HAS_FINITEL
1243# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1244# endif
1245# endif
65202027 1246#else
2d4389e4 1247# define NV_DIG DBL_DIG
d6c14000
JH		 1248# ifdef DBL_MANT_DIG
1249# define NV_MANT_DIG DBL_MANT_DIG
1250# endif
06fc1729
JH		 1251# ifdef DBL_MIN
1252# define NV_MIN DBL_MIN
1253# endif
1254# ifdef DBL_MAX
1255# define NV_MAX DBL_MAX
1256# endif
1257# ifdef DBL_MIN_10_EXP
1258# define NV_MIN_10_EXP DBL_MIN_10_EXP
1259# endif
1260# ifdef DBL_MAX_10_EXP
1261# define NV_MAX_10_EXP DBL_MAX_10_EXP
1262# endif
1263# ifdef DBL_EPSILON
1264# define NV_EPSILON DBL_EPSILON
1265# endif
f4a14a62
JH		 1266# ifdef DBL_MAX
1267# define NV_MAX DBL_MAX
1268# define NV_MIN DBL_MIN
1269# else
1270# ifdef HUGE_VAL
1271# define NV_MAX HUGE_VAL
1272# endif
1273# endif
65202027
DS		 1274# define Perl_cos cos
1275# define Perl_sin sin
1276# define Perl_sqrt sqrt
1277# define Perl_exp exp
1278# define Perl_log log
1279# define Perl_atan2 atan2
1280# define Perl_pow pow
1281# define Perl_floor floor
65202027 1282# define Perl_fmod fmod
a3540c92 1283# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1284# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 1285#endif
1286
1287/* rumor has it that Win32 has _fpclass() */
1288
1289#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1290# ifdef I_IEEFP
1291# include <ieeefp.h>
1292# endif
1293# ifdef I_FP
1294# include <fp.h>
1295# endif
1296# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1297# define Perl_fp_class() fpclassl(x)
1298# else
1299# define Perl_fp_class() fpclass(x)
1300# endif
1301# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1302# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1303# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1304# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1305# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1306# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1307# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1308# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1309# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1310# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1311# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1312# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1313# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1314# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1315# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1316#endif
1317
7114a2d2 1318#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 1319# include <math.h>
1320# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1321# include <fp_class.h>
1322# endif
1323# define Perl_fp_class(x) fp_class(x)
1324# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1325# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1326# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1327# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1328# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1329# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1330# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1331# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1332# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1333# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1334# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1335# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1336# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1337# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1338# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1339#endif
1340
1341#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1342# include <math.h>
1343# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 1344# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH		 1345# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1346# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1347# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1348# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1349#endif
1350
1351#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1352# include <math.h>
1353# ifndef _cplusplus
1354# define Perl_fp_class(x) class(x)
1355# else
1356# define Perl_fp_class(x) _class(x)
1357# endif
1358# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1359# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1360# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1361# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1362# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1363# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1364# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1365# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1366# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1367# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1368# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1369# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1370# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1371# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1372# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1373#endif
1374
1375/* rumor has it that Win32 has _isnan() */
1376
1377#ifndef Perl_isnan
a3540c92 1378# ifdef HAS_ISNAN
758a5d79
JH		 1379# define Perl_isnan(x) isnan((NV)x)
1380# else
1381# ifdef Perl_fp_class_nan
1382# define Perl_isnan(x) Perl_fp_class_nan(x)
1383# else
1384# ifdef HAS_UNORDERED
1385# define Perl_isnan(x) unordered((x), 0.0)
1386# else
1387# define Perl_isnan(x) ((x)!=(x))
1388# endif
1389# endif
1390# endif
1391#endif
1392
ca6c63e1
JH		 1393#ifdef UNDER_CE
1394int isnan(double d);
1395#endif
1396
758a5d79
JH		 1397#ifndef Perl_isinf
1398# ifdef HAS_ISINF
1399# define Perl_isinf(x) isinf((NV)x)
a3540c92 1400# else
758a5d79
JH		 1401# ifdef Perl_fp_class_inf
1402# define Perl_isinf(x) Perl_fp_class_inf(x)
1403# else
1404# define Perl_isinf(x) ((x)==NV_INF)
1405# endif
1406# endif
1407#endif
1408
1409#ifndef Perl_isfinite
1410# ifdef HAS_FINITE
1411# define Perl_isfinite(x) finite((NV)x)
1412# else
1413# ifdef HAS_ISFINITE
1414# define Perl_isfinite(x) isfinite(x)
1415# else
1416# ifdef Perl_fp_class_finite
1417# define Perl_isfinite(x) Perl_fp_class_finite(x)
1418# else
1419# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1420# endif
1421# endif
a3540c92 1422# endif
65202027
DS		 1423#endif
1424
1f727ac0
HS		 1425#define Perl_atof(s) Perl_my_atof(s)
1426#define Perl_atof2(s, np) Perl_my_atof2(s, np)
cf2093f6 1427
d460ef45 1428/* Previously these definitions used hardcoded figures.
760ac839
LW		 1429 * It is hoped these formula are more portable, although
1430 * no data one way or another is presently known to me.
1431 * The "PERL_" names are used because these calculated constants
1432 * do not meet the ANSI requirements for LONG_MAX, etc., which
1433 * need to be constants acceptable to #if - kja
1434 * define PERL_LONG_MAX 2147483647L
1435 * define PERL_LONG_MIN (-LONG_MAX - 1)
1436 * define PERL ULONG_MAX 4294967295L
1437 */
1438
1439#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1440# include <limits.h>
1441#else
1442#ifdef I_VALUES
1443# include <values.h>
1444#endif
1445#endif
1446
99abf803 1447/*
1448 * Try to figure out max and min values for the integral types. THE CORRECT
1449 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1450 * following hacks are used if neither limits.h or values.h provide them:
1451 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1452 * for types < int: (unsigned TYPE)~(unsigned)0
1453 * The argument to ~ must be unsigned so that later signed->unsigned
1454 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1455 * and it must not be smaller than int because ~ does integral promotion.
1456 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1457 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1458 * The latter is a hack which happens to work on some machines but
1459 * does *not* catch any random system, or things like integer types
1460 * with NaN if that is possible.
1461 *
1462 * All of the types are explicitly cast to prevent accidental loss of
1463 * numeric range, and in the hope that they will be less likely to confuse
1464 * over-eager optimizers.
1465 *
1466 */
27d4fb96 1467
99abf803 1468#define PERL_UCHAR_MIN ((unsigned char)0)
1469
1470#ifdef UCHAR_MAX
1471# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1472#else
99abf803 1473# ifdef MAXUCHAR
1474# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1475# else
99abf803 1476# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 1477# endif
1478#endif
d460ef45 1479
99abf803 1480/*
1481 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1482 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1483 * depending on local options. Until Configure detects this (or at least
1484 * detects whether the "signed" keyword is available) the CHAR ranges
1485 * will not be included. UCHAR functions normally.
1486 * - kja
1487 */
27d4fb96 1488
99abf803 1489#define PERL_USHORT_MIN ((unsigned short)0)
1490
1491#ifdef USHORT_MAX
1492# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 1493#else
99abf803 1494# ifdef MAXUSHORT
1495# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 1496# else
ef2f54b0
CB		 1497# ifdef USHRT_MAX
1498# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1499# else
1500# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1501# endif
27d4fb96 1502# endif
1503#endif
1504
27d4fb96 1505#ifdef SHORT_MAX
99abf803 1506# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 1507#else
1508# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 1509# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 1510# else
ef2f54b0
CB		 1511# ifdef SHRT_MAX
1512# define PERL_SHORT_MAX ((short)SHRT_MAX)
1513# else
1514# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1515# endif
27d4fb96 1516# endif
1517#endif
1518
1519#ifdef SHORT_MIN
99abf803 1520# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 1521#else
1522# ifdef MINSHORT
99abf803 1523# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 1524# else
ef2f54b0
CB		 1525# ifdef SHRT_MIN
1526# define PERL_SHORT_MIN ((short)SHRT_MIN)
1527# else
1528# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1529# endif
27d4fb96 1530# endif
1531#endif
1532
99abf803 1533#ifdef UINT_MAX
1534# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 1535#else
99abf803 1536# ifdef MAXUINT
1537# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 1538# else
99abf803 1539# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 1540# endif
1541#endif
1542
99abf803 1543#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 1544
1545#ifdef INT_MAX
99abf803 1546# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 1547#else
1548# ifdef MAXINT /* Often used in <values.h> */
99abf803 1549# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 1550# else
99abf803 1551# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 1552# endif
1553#endif
1554
1555#ifdef INT_MIN
99abf803 1556# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 1557#else
1558# ifdef MININT
99abf803 1559# define PERL_INT_MIN ((int)MININT)
27d4fb96 1560# else
1561# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1562# endif
1563#endif
1564
99abf803 1565#ifdef ULONG_MAX
1566# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 1567#else
99abf803 1568# ifdef MAXULONG
1569# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 1570# else
99abf803 1571# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 1572# endif
1573#endif
1574
99abf803 1575#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 1576
760ac839 1577#ifdef LONG_MAX
99abf803 1578# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 1579#else
1580# ifdef MAXLONG /* Often used in <values.h> */
99abf803 1581# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 1582# else
99abf803 1583# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 1584# endif
1585#endif
1586
1587#ifdef LONG_MIN
99abf803 1588# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 1589#else
1590# ifdef MINLONG
99abf803 1591# define PERL_LONG_MIN ((long)MINLONG)
760ac839 1592# else
27d4fb96 1593# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 1594# endif
1595#endif
1596
d7d93a81 1597#ifdef UV_IS_QUAD
99abf803 1598
99abf803 1599# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 1600# define PERL_UQUAD_MIN ((UV)0)
99abf803 1601# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 1602# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 1603
79072805
LW		 1604#endif
1605
880b20b6
IZ		 1606struct perl_mstats {
1607 UV *nfree;
1608 UV *ntotal;
1609 IV topbucket, topbucket_ev, topbucket_odd, totfree, total, total_chain;
1610 IV total_sbrk, sbrks, sbrk_good, sbrk_slack, start_slack, sbrked_remains;
1611 IV minbucket;
1612 /* Level 1 info */
1613 UV *bucket_mem_size;
1614 UV *bucket_available_size;
1615 UV nbuckets;
1616};
830247a4 1617struct RExC_state_t;
880b20b6 1618
ee0007ab 1619typedef MEM_SIZE STRLEN;
450a55e4 1620
79072805
LW		 1621typedef struct op OP;
1622typedef struct cop COP;
1623typedef struct unop UNOP;
1624typedef struct binop BINOP;
1625typedef struct listop LISTOP;
1626typedef struct logop LOGOP;
79072805
LW		 1627typedef struct pmop PMOP;
1628typedef struct svop SVOP;
7934575e 1629typedef struct padop PADOP;
79072805 1630typedef struct pvop PVOP;
79072805
LW		 1631typedef struct loop LOOP;
1632
93a17b20 1633typedef struct interpreter PerlInterpreter;
d2b3f365
SS		 1634
1635/* Amdahl's <ksync.h> has struct sv */
1636/* SGI's <sys/sema.h> has struct sv */
1637#if defined(UTS) || defined(__sgi)
1638# define STRUCT_SV perl_sv
b8d3c5db
JH		 1639#else
1640# define STRUCT_SV sv
1641#endif
1642typedef struct STRUCT_SV SV;
79072805
LW		 1643typedef struct av AV;
1644typedef struct hv HV;
1645typedef struct cv CV;
378cc40b 1646typedef struct regexp REGEXP;
79072805 1647typedef struct gp GP;
0c30d9ec 1648typedef struct gv GV;
8990e307 1649typedef struct io IO;
c09156bb 1650typedef struct context PERL_CONTEXT;
79072805
LW		 1651typedef struct block BLOCK;
1652
1653typedef struct magic MAGIC;
ed6116ce 1654typedef struct xrv XRV;
79072805
LW		 1655typedef struct xpv XPV;
1656typedef struct xpviv XPVIV;
ff68c719 1657typedef struct xpvuv XPVUV;
79072805
LW		 1658typedef struct xpvnv XPVNV;
1659typedef struct xpvmg XPVMG;
1660typedef struct xpvlv XPVLV;
1661typedef struct xpvav XPVAV;
1662typedef struct xpvhv XPVHV;
1663typedef struct xpvgv XPVGV;
1664typedef struct xpvcv XPVCV;
1665typedef struct xpvbm XPVBM;
1666typedef struct xpvfm XPVFM;
8990e307 1667typedef struct xpvio XPVIO;
79072805
LW		 1668typedef struct mgvtbl MGVTBL;
1669typedef union any ANY;
5f7fde29
GS		 1670typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
1671typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 1672typedef struct clone_params CLONE_PARAMS;
1673
8d063cd8 1674
378cc40b 1675#include "handy.h"
a0d0e21e 1676
6b8eaf93 1677#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 1678# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
1679# define USE_64_BIT_RAWIO /* implicit */
1680# endif
4564133c
JH		 1681#endif
1682
6b8eaf93
JH		 1683/* Notice the use of HAS_FSEEKO: now we are obligated to always use
1684 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
1685 * however, because operating systems like to do that themself. */
1686#ifndef FSEEKSIZE
1687# ifdef HAS_FSEEKO
1688# define FSEEKSIZE LSEEKSIZE
1689# else
1690# define FSEEKSIZE LONGSIZE
d460ef45 1691# endif
6b8eaf93
JH		 1692#endif
1693
1694#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 1695# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
1696# define USE_64_BIT_STDIO /* implicit */
1697# endif
1698#endif
4564133c 1699
09458382 1700#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 1701# ifdef HAS_OFF64_T
1702# undef Off_t
1703# define Off_t off64_t
1704# undef LSEEKSIZE
1705# define LSEEKSIZE 8
5ff3f7a4 1706# endif
d9b3e12d
JH		 1707/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1708 * will trigger defines like the ones below. Some 64-bit environments,
09458382 1709 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 1710# if defined(USE_OPEN64)
1711# define open open64
5ff3f7a4 1712# endif
d9b3e12d
JH		 1713# if defined(USE_LSEEK64)
1714# define lseek lseek64
6b8eaf93
JH		 1715# else
1716# if defined(USE_LLSEEK)
1717# define lseek llseek
1718# endif
d9b3e12d
JH		 1719# endif
1720# if defined(USE_STAT64)
1721# define stat stat64
1722# endif
1723# if defined(USE_FSTAT64)
1724# define fstat fstat64
1725# endif
1726# if defined(USE_LSTAT64)
1727# define lstat lstat64
1728# endif
1729# if defined(USE_FLOCK64)
1730# define flock flock64
1731# endif
1732# if defined(USE_LOCKF64)
1733# define lockf lockf64
1734# endif
1735# if defined(USE_FCNTL64)
1736# define fcntl fcntl64
1737# endif
1738# if defined(USE_TRUNCATE64)
1739# define truncate truncate64
1740# endif
1741# if defined(USE_FTRUNCATE64)
1742# define ftruncate ftruncate64
1743# endif
1744#endif
1745
1746#ifdef USE_64_BIT_STDIO
1747# ifdef HAS_FPOS64_T
1748# undef Fpos_t
1749# define Fpos_t fpos64_t
1750# endif
1751/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1752 * will trigger defines like the ones below. Some 64-bit environments,
1753 * however, do not. */
1754# if defined(USE_FOPEN64)
1755# define fopen fopen64
1756# endif
1757# if defined(USE_FSEEK64)
6b8eaf93 1758# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 1759# endif
1760# if defined(USE_FTELL64)
6b8eaf93 1761# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 1762# endif
1763# if defined(USE_FSETPOS64)
1764# define fsetpos fsetpos64
1765# endif
1766# if defined(USE_FGETPOS64)
1767# define fgetpos fgetpos64
1768# endif
1769# if defined(USE_TMPFILE64)
1770# define tmpfile tmpfile64
1771# endif
1772# if defined(USE_FREOPEN64)
1773# define freopen freopen64
5ff3f7a4
GS		 1774# endif
1775#endif
1776
af8b425d 1777#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 1778# include "iperlsys.h"
1779#endif
1780
6f71a643 1781#if defined(__OPEN_VM)
19848b3f
JH		 1782# include "vmesa/vmesaish.h"
1783# define ISHISH "vmesa"
6f71a643
JH		 1784#endif
1785
748a9306 1786#ifdef DOSISH
19848b3f
JH		 1787# if defined(OS2)
1788# include "os2ish.h"
1789# else
1790# include "dosish.h"
1791# endif
1792# define ISHISH "dos"
1793#endif
1794
1795#if defined(VMS)
748a9306 1796# include "vmsish.h"
96e176bf 1797# include "embed.h"
19848b3f
JH		 1798# define ISHISH "vms"
1799#endif
1800
1801#if defined(PLAN9)
1802# include "./plan9/plan9ish.h"
1803# define ISHISH "plan9"
1804#endif
1805
1806#if defined(MPE)
1807# include "mpeix/mpeixish.h"
1808# define ISHISH "mpeix"
1809#endif
1810
1811#if defined(__VOS__)
196918b0
PG		 1812# ifdef __GNUC__
1813# include "./vos/vosish.h"
1814# else
1815# include "vos/vosish.h"
1816# endif
19848b3f
JH		 1817# define ISHISH "vos"
1818#endif
1819
1820#if defined(EPOC)
1821# include "epocish.h"
1822# define ISHISH "epoc"
1823#endif
1824
1825#if defined(MACOS_TRADITIONAL)
1826# include "macos/macish.h"
1827# ifndef NO_ENVIRON_ARRAY
1828# define NO_ENVIRON_ARRAY
0c30d9ec 1829# endif
19848b3f
JH		 1830# define ISHISH "macos classic"
1831#endif
1832
efca5cc6
JH		 1833#if defined(__BEOS__)
1834# include "beos/beosish.h"
1835# define ISHISH "beos"
1836#endif
1837
19848b3f
JH		 1838#ifndef ISHISH
1839# include "unixish.h"
1840# define ISHISH "unix"
13b6e58c
JH		 1841#endif
1842
1843#ifndef NO_ENVIRON_ARRAY
1844# define USE_ENVIRON_ARRAY
1845#endif
32f822de 1846
c77b533b
JH		 1847/*
1848 * initialise to avoid floating-point exceptions from overflow, etc
1849 */
1850#ifndef PERL_FPU_INIT
1851# ifdef HAS_FPSETMASK
1852# if HAS_FLOATINGPOINT_H
1853# include <floatingpoint.h>
1854# endif
1855# define PERL_FPU_INIT fpsetmask(0);
c77b533b 1856# else
7014c407
JH		 1857# if defined(SIGFPE) && defined(SIG_IGN)
1858# define PERL_FPU_INIT signal(SIGFPE, SIG_IGN);
1859# else
1860# define PERL_FPU_INIT
1861# endif
c77b533b
JH		 1862# endif
1863#endif
1864
ed344e4f
IZ		 1865#ifndef PERL_SYS_INIT3
1866# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
1867#endif
1868
be708cc0
JH		 1869#ifndef PERL_WRITE_MSG_TO_CONSOLE
1870# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
1871#endif
1872
0f31cffe
GS		 1873#ifndef MAXPATHLEN
1874# ifdef PATH_MAX
b990c8b2
JH		 1875# ifdef _POSIX_PATH_MAX
1876# if PATH_MAX > _POSIX_PATH_MAX
1877/* MAXPATHLEN is supposed to include the final null character,
1878 * as opposed to PATH_MAX and _POSIX_PATH_MAX. */
1879# define MAXPATHLEN (PATH_MAX+1)
1880# else
1881# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1882# endif
1883# else
1884# define MAXPATHLEN (PATH_MAX+1)
1885# endif
0f31cffe 1886# else
b990c8b2
JH		 1887# ifdef _POSIX_PATH_MAX
1888# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1889# else
1890# define MAXPATHLEN 1024 /* Err on the large side. */
1891# endif
0f31cffe
GS		 1892# endif
1893#endif
1894
d460ef45 1895/*
4d1ff10f 1896 * USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 1897 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 1898 * this results in many functions being undeclared which bothers C++
1899 * May make sense to have threads after "*ish.h" anyway
1900 */
1901
4d1ff10f
AB		 1902#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
1903# if defined(USE_5005THREADS)
79d59c5f
GS		 1904 /* pending resolution of licensing issues, we avoid the erstwhile
1905 * atomic.h everywhere */
1906# define EMULATE_ATOMIC_REFCOUNTS
1feb2720 1907# endif
2986a63f
JH		 1908# ifdef NETWARE
1909# include <nw5thread.h>
1910# else
32f822de
GS		 1911# ifdef FAKE_THREADS
1912# include "fakethr.h"
1913# else
1914# ifdef WIN32
1915# include <win32thread.h>
1916# else
dd96f567
IZ		 1917# ifdef OS2
1918# include "os2thread.h"
1919# else
7f3d1cf1 1920# ifdef I_MACH_CTHREADS
bdd66968 1921# include <mach/cthreads.h>
8f1f23e8 1922# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 1923# define MUTEX_INIT_CALLS_MALLOC
1924# endif
7f3d1cf1
BH		 1925typedef cthread_t perl_os_thread;
1926typedef mutex_t perl_mutex;
1927typedef condition_t perl_cond;
1928typedef void * perl_key;
1929# else /* Posix threads */
1f5ae88c
JH		 1930# ifdef I_PTHREAD
1931# include <pthread.h>
1932# endif
7f3d1cf1
BH		 1933typedef pthread_t perl_os_thread;
1934typedef pthread_mutex_t perl_mutex;
1935typedef pthread_cond_t perl_cond;
1936typedef pthread_key_t perl_key;
1937# endif /* I_MACH_CTHREADS */
dd96f567 1938# endif /* OS2 */
32f822de
GS		 1939# endif /* WIN32 */
1940# endif /* FAKE_THREADS */
2986a63f 1941#endif /* NETWARE */
4d1ff10f 1942#endif /* USE_5005THREADS || USE_ITHREADS */
c5be433b 1943
66a93824 1944#if defined(WIN32)
1feb2720 1945# include "win32.h"
c5be433b
GS		 1946#endif
1947
2986a63f
JH		 1948#ifdef NETWARE
1949# include "netware.h"
1950#endif
1951
68dc0745 1952#ifdef VMS
6b88bc9c 1953# define STATUS_NATIVE PL_statusvalue_vms
68dc0745 1954# define STATUS_NATIVE_EXPORT \
d98f61e7 1955 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
68dc0745 1956# define STATUS_NATIVE_SET(n) \
1957 STMT_START { \
6b88bc9c
GS		 1958 PL_statusvalue_vms = (n); \
1959 if ((I32)PL_statusvalue_vms == -1) \
3280af22 1960 PL_statusvalue = -1; \
6b88bc9c 1961 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
3280af22 1962 PL_statusvalue = 0; \
6b88bc9c
GS		 1963 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
1964 PL_statusvalue = 1 << 8; \
68dc0745 1965 else \
6b88bc9c 1966 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
68dc0745 1967 } STMT_END
3280af22 1968# define STATUS_POSIX PL_statusvalue
68dc0745 1969# ifdef VMSISH_STATUS
1970# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
1971# else
1972# define STATUS_CURRENT STATUS_POSIX
1973# endif
1974# define STATUS_POSIX_SET(n) \
1975 STMT_START { \
3280af22
NIS		 1976 PL_statusvalue = (n); \
1977 if (PL_statusvalue != -1) { \
1978 PL_statusvalue &= 0xFFFF; \
6b88bc9c 1979 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
68dc0745 1980 } \
6b88bc9c 1981 else PL_statusvalue_vms = -1; \
68dc0745 1982 } STMT_END
6b88bc9c
GS		 1983# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
1984# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
68dc0745 1985#else
1986# define STATUS_NATIVE STATUS_POSIX
1987# define STATUS_NATIVE_EXPORT STATUS_POSIX
1988# define STATUS_NATIVE_SET STATUS_POSIX_SET
3280af22 1989# define STATUS_POSIX PL_statusvalue
68dc0745 1990# define STATUS_POSIX_SET(n) \
1991 STMT_START { \
3280af22
NIS		 1992 PL_statusvalue = (n); \
1993 if (PL_statusvalue != -1) \
1994 PL_statusvalue &= 0xFFFF; \
68dc0745 1995 } STMT_END
1996# define STATUS_CURRENT STATUS_POSIX
3280af22
NIS		 1997# define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
1998# define STATUS_ALL_FAILURE (PL_statusvalue = 1)
68dc0745 1999#endif
2000
cc3604b1
GS		 2001/* flags in PL_exit_flags for nature of exit() */
2002#define PERL_EXIT_EXPECTED 0x01
31d77e54 2003#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2004
0b94c7bb 2005#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 2006# define MEMBER_TO_FPTR(name) name
2007#endif
2008
2009/* format to use for version numbers in file/directory names */
273cf8d1 2010/* XXX move to Configure? */
a7cb1f99 2011#ifndef PERL_FS_VER_FMT
273cf8d1 2012# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS		 2013#endif
2014
45bc9206 2015/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 2016 * performance issue, so we allow people to disable it. Also, if
2017 * we are using stdio, there are broken implementations of fflush(NULL)
2018 * out there, Solaris being the most prominent.
45bc9206
GS		 2019 */
2020#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2021# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2022# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 2023# else
2024# ifdef FFLUSH_ALL
2025# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2026# else
c5be433b 2027# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2028# endif
66fe083f 2029# endif
45bc9206
GS		 2030#endif
2031
7766f137
GS		 2032#ifndef PERL_WAIT_FOR_CHILDREN
2033# define PERL_WAIT_FOR_CHILDREN NOOP
2034#endif
2035
ba869deb 2036/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 2037#ifndef PERL_SET_INTERP
2038# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2039#endif
2040
2041#ifndef PERL_GET_INTERP
2042# define PERL_GET_INTERP (PL_curinterp)
2043#endif
2044
54aff467 2045#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
4d1ff10f 2046# ifdef USE_5005THREADS
ba869deb 2047# define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT)
54aff467
GS		 2048# else
2049# ifdef MULTIPLICITY
ba869deb 2050# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467
GS		 2051# endif
2052# endif
ba869deb
GS		 2053# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2054#endif
2055
894356b3
GS		 2056#ifndef SVf
2057# ifdef CHECK_FORMAT
2058# define SVf "p"
2059# else
2060# define SVf "_"
d460ef45 2061# endif
894356b3
GS		 2062#endif
2063
d2560b70
RB		 2064#ifndef UVf
2065# ifdef CHECK_FORMAT
2066# define UVf UVuf
2067# else
2068# define UVf "Vu"
d460ef45 2069# endif
d2560b70
RB		 2070#endif
2071
2072#ifndef VDf
2073# ifdef CHECK_FORMAT
2074# define VDf "p"
2075# else
2076# define VDf "vd"
d460ef45 2077# endif
d2560b70
RB		 2078#endif
2079
b3fe4827
RB		 2080#ifndef Nullformat
2081# ifdef CHECK_FORMAT
2082# define Nullformat "%s",""
2083# else
2084# define Nullformat Nullch
2085# endif
2086#endif
2087
3fc1aec6 2088/* Some unistd.h's give a prototype for pause() even though
2089 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2090 below to be rejected by the compiler. Sigh.
3fc1aec6 2091*/
2092#ifdef HAS_PAUSE
2093#define Pause pause
2094#else
2095#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 2096#endif
2097
2098#ifndef IOCPARM_LEN
2099# ifdef IOCPARM_MASK
2100 /* on BSDish systes we're safe */
2101# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2102# else
2103 /* otherwise guess at what's safe */
2104# define IOCPARM_LEN(x) 256
2105# endif
a0d0e21e
LW		 2106#endif
2107
1761cee5 2108#if defined(__CYGWIN__)
521e0776
GS		 2109/* USEMYBINMODE
2110 * This symbol, if defined, indicates that the program should
16fe6d59 2111 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 2112 * that a file is in "binary" mode -- that is, that no translation
2113 * of bytes occurs on read or write operations.
2114 */
2115# define USEMYBINMODE / **/
16fe6d59
GS		 2116# define my_binmode(fp, iotype, mode) \
2117 (PerlLIO_setmode(PerlIO_fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 2118#endif
2119
cea2e8a9
GS		 2120#ifdef UNION_ANY_DEFINITION
2121UNION_ANY_DEFINITION;
2122#else
2123union any {
2124 void* any_ptr;
2125 I32 any_i32;
2126 IV any_iv;
2127 long any_long;
c76ac1ee 2128 void (*any_dptr) (void*);
acfe0abc 2129 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 2130};
2131#endif
2132
4d1ff10f 2133#ifdef USE_5005THREADS
cea2e8a9
GS		 2134#define ARGSproto struct perl_thread *thr
2135#else
2136#define ARGSproto
4d1ff10f 2137#endif /* USE_5005THREADS */
cea2e8a9 2138
acfe0abc 2139typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 2140
2141#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2142#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2143#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2144
af8b425d 2145#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 2146# include "iperlsys.h"
2147#endif
378cc40b 2148#include "regexp.h"
79072805 2149#include "sv.h"
378cc40b 2150#include "util.h"
8d063cd8 2151#include "form.h"
79072805
LW		 2152#include "gv.h"
2153#include "cv.h"
abdd5c84 2154#include "opnames.h"
79072805
LW		 2155#include "op.h"
2156#include "cop.h"
2157#include "av.h"
2158#include "hv.h"
2159#include "mg.h"
2160#include "scope.h"
4438c4b7 2161#include "warnings.h"
a0ed51b3 2162#include "utf8.h"
8d063cd8 2163
7fae4e64
GS		 2164/* Current curly descriptor */
2165typedef struct curcur CURCUR;
2166struct curcur {
2167 int parenfloor; /* how far back to strip paren data */
2168 int cur; /* how many instances of scan we've matched */
2169 int min; /* the minimal number of scans to match */
2170 int max; /* the maximal number of scans to match */
2171 int minmod; /* whether to work our way up or down */
2172 regnode * scan; /* the thing to match */
2173 regnode * next; /* what has to match after it */
2174 char * lastloc; /* where we started matching this scan */
2175 CURCUR * oldcc; /* current curly before we started this one */
2176};
2177
2178typedef struct _sublex_info SUBLEXINFO;
2179struct _sublex_info {
2180 I32 super_state; /* lexer state to save */
2181 I32 sub_inwhat; /* "lex_inwhat" to use */
2182 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS		 2183 char *super_bufptr; /* PL_bufptr that was */
2184 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS		 2185};
2186
455ece5e 2187typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 2188
2c2d71f5 2189struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 2190struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS		 2191
2192typedef I32 CHECKPOINT;
76e3520e 2193
5f7fde29
GS		 2194struct ptr_tbl_ent {
2195 struct ptr_tbl_ent* next;
2196 void* oldval;
2197 void* newval;
d18c6117
GS		 2198};
2199
5f7fde29
GS		 2200struct ptr_tbl {
2201 struct ptr_tbl_ent** tbl_ary;
2202 UV tbl_max;
2203 UV tbl_items;
d18c6117
GS		 2204};
2205
450a55e4 2206#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 2207# define I286
2208#endif
2209
fe14fcc3
LW		 2210#if defined(htonl) && !defined(HAS_HTONL)
2211#define HAS_HTONL
ae986130 2212#endif
fe14fcc3
LW		 2213#if defined(htons) && !defined(HAS_HTONS)
2214#define HAS_HTONS
ae986130 2215#endif
fe14fcc3
LW		 2216#if defined(ntohl) && !defined(HAS_NTOHL)
2217#define HAS_NTOHL
ae986130 2218#endif
fe14fcc3
LW		 2219#if defined(ntohs) && !defined(HAS_NTOHS)
2220#define HAS_NTOHS
ae986130 2221#endif
fe14fcc3 2222#ifndef HAS_HTONL
d9d8d8de 2223#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 2224#define HAS_HTONS
2225#define HAS_HTONL
2226#define HAS_NTOHS
2227#define HAS_NTOHL
a687059c
LW		 2228#define MYSWAP
2229#define htons my_swap
2230#define htonl my_htonl
2231#define ntohs my_swap
2232#define ntohl my_ntohl
2233#endif
2234#else
d9d8d8de 2235#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 2236#undef HAS_HTONS
2237#undef HAS_HTONL
2238#undef HAS_NTOHS
2239#undef HAS_NTOHL
a687059c
LW		 2240#endif
2241#endif
2242
988174c1
LW		 2243/*
2244 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2245 * -DWS
2246 */
2247#if BYTEORDER != 0x1234
2248# define HAS_VTOHL
2249# define HAS_VTOHS
2250# define HAS_HTOVL
2251# define HAS_HTOVS
c67712b2 2252# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 2253# define vtohl(x) ((((x)&0xFF)<<24) \
2254 +(((x)>>24)&0xFF) \
2255 +(((x)&0x0000FF00)<<8) \
2256 +(((x)&0x00FF0000)>>8) )
2257# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2258# define htovl(x) vtohl(x)
2259# define htovs(x) vtohs(x)
2260# endif
2261 /* otherwise default to functions in util.c */
2262#endif
2263
3bb7c1b4
JH		 2264/* *MAX Plus 1. A floating point value.
2265 Hopefully expressed in a way that dodgy floating point can't mess up.
2266 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2267 is added to it
2268 May find that some broken compiler will want the value cast to I32.
2269 [after the shift, as signed >> may not be as secure as unsigned >>]
2270*/
2271#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2272#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2273/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2274 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2275 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2276*/
2277#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 2278
3bb7c1b4
JH		 2279#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2280#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2281#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2282
2283/* This may look like unnecessary jumping through hoops, but converting
2284 out of range floating point values to integers *is* undefined behaviour,
2285 and it is starting to bite.
2286*/
2287#ifndef CAST_INLINE
65202027 2288#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 2289#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 2290#define I_V(what) (cast_iv((NV)(what)))
2291#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 2292#else
2293#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2294 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2295 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2296#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2297 : ((n) < U32_MAX_P1 ? (U32) (n) \
2298 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2299#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2300 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2301 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2302#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2303 : ((n) < UV_MAX_P1 ? (UV) (n) \
2304 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2305#endif
2306
2307#define U_S(what) ((U16)U_32(what))
2308#define U_I(what) ((unsigned int)U_32(what))
2309#define U_L(what) U_32(what)
ed6116ce 2310
2d4389e4
JH		 2311/* These do not care about the fractional part, only about the range. */
2312#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 2313#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 2314
25da4f38
IZ		 2315/* Used with UV/IV arguments: */
2316 /* XXXX: need to speed it up */
2317#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2318#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2319
352d5a3a
LW		 2320#ifndef MAXSYSFD
2321# define MAXSYSFD 2
2322#endif
ee0007ab 2323
79072805 2324#ifndef __cplusplus
e1caacb4 2325#ifndef UNDER_CE
20ce7b12
GS		 2326Uid_t getuid (void);
2327Uid_t geteuid (void);
2328Gid_t getgid (void);
2329Gid_t getegid (void);
79072805 2330#endif
e1caacb4 2331#endif
8d063cd8 2332
0c30d9ec 2333#ifndef Perl_debug_log
bf49b057
GS		 2334# define Perl_debug_log PerlIO_stderr()
2335#endif
2336
2337#ifndef Perl_error_log
2338# define Perl_error_log (PL_stderrgv \
01bb7c6d 2339 && GvIOp(PL_stderrgv) \
42de951c 2340 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 2341 ? IoOFP(GvIOp(PL_stderrgv)) \
2342 : PerlIO_stderr())
0c30d9ec 2343#endif
3967c732 2344
aea4f609
DM		 2345
2346#define DEBUG_p_FLAG 0x00000001 /* 1 */
2347#define DEBUG_s_FLAG 0x00000002 /* 2 */
2348#define DEBUG_l_FLAG 0x00000004 /* 4 */
2349#define DEBUG_t_FLAG 0x00000008 /* 8 */
2350#define DEBUG_o_FLAG 0x00000010 /* 16 */
2351#define DEBUG_c_FLAG 0x00000020 /* 32 */
2352#define DEBUG_P_FLAG 0x00000040 /* 64 */
2353#define DEBUG_m_FLAG 0x00000080 /* 128 */
2354#define DEBUG_f_FLAG 0x00000100 /* 256 */
2355#define DEBUG_r_FLAG 0x00000200 /* 512 */
2356#define DEBUG_x_FLAG 0x00000400 /* 1024 */
2357#define DEBUG_u_FLAG 0x00000800 /* 2048 */
2358#define DEBUG_L_FLAG 0x00001000 /* 4096 */
2359#define DEBUG_H_FLAG 0x00002000 /* 8192 */
2360#define DEBUG_X_FLAG 0x00004000 /* 16384 */
2361#define DEBUG_D_FLAG 0x00008000 /* 32768 */
2362#define DEBUG_S_FLAG 0x00010000 /* 65536 */
2363#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 2364#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a
IZ		 2365#define DEBUG_J_FLAG 0x00080000 /* 524288 */
2366#define DEBUG_MASK 0x000FFFFF /* mask of all the standard flags */
aea4f609
DM		 2367
2368#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 2369#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2370 that something was done? */
aea4f609 2371
bd16a5f0
IZ		 2372# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2373# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2374# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2375# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2376# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2377# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2378# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2379# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2380# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2381# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2382# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2383# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2384# define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
2385# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2386# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2387# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2388# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2389# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2390# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 2391# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
bd16a5f0 2392
3967c732 2393#ifdef DEBUGGING
aea4f609
DM		 2394
2395# undef YYDEBUG
2396# define YYDEBUG 1
2397
bd16a5f0
IZ		 2398# define DEBUG_p_TEST DEBUG_p_TEST_
2399# define DEBUG_s_TEST DEBUG_s_TEST_
2400# define DEBUG_l_TEST DEBUG_l_TEST_
2401# define DEBUG_t_TEST DEBUG_t_TEST_
2402# define DEBUG_o_TEST DEBUG_o_TEST_
2403# define DEBUG_c_TEST DEBUG_c_TEST_
2404# define DEBUG_P_TEST DEBUG_P_TEST_
2405# define DEBUG_m_TEST DEBUG_m_TEST_
2406# define DEBUG_f_TEST DEBUG_f_TEST_
2407# define DEBUG_r_TEST DEBUG_r_TEST_
2408# define DEBUG_x_TEST DEBUG_x_TEST_
2409# define DEBUG_u_TEST DEBUG_u_TEST_
2410# define DEBUG_L_TEST DEBUG_L_TEST_
2411# define DEBUG_H_TEST DEBUG_H_TEST_
2412# define DEBUG_X_TEST DEBUG_X_TEST_
2413# define DEBUG_D_TEST DEBUG_D_TEST_
2414# define DEBUG_S_TEST DEBUG_S_TEST_
2415# define DEBUG_T_TEST DEBUG_T_TEST_
2416# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 2417# define DEBUG_J_TEST DEBUG_J_TEST_
aea4f609
DM		 2418
2419# define DEB(a) a
2420# define DEBUG(a) if (PL_debug) a
2421# define DEBUG_p(a) if (DEBUG_p_TEST) a
2422# define DEBUG_s(a) if (DEBUG_s_TEST) a
2423# define DEBUG_l(a) if (DEBUG_l_TEST) a
2424# define DEBUG_t(a) if (DEBUG_t_TEST) a
2425# define DEBUG_o(a) if (DEBUG_o_TEST) a
2426# define DEBUG_c(a) if (DEBUG_c_TEST) a
2427# define DEBUG_P(a) if (DEBUG_P_TEST) a
2428
969058bb
VK		 2429 /* Temporarily turn off memory debugging in case the a
2430 * does memory allocation, either directly or indirectly. */
acfe0abc 2431# define DEBUG_m(a) \
0b250b9e 2432 STMT_START { \
aea4f609 2433 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 2434 } STMT_END
aea4f609 2435
5f80b19c
AMS		 2436# define DEBUG__(t, a) \
2437 STMT_START { \
2438 if (t) STMT_START {a;} STMT_END; \
2439 } STMT_END
2440
2441# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2442# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2443# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2444# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2445# define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
2446# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2447# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2448# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 2449
4d1ff10f 2450# ifdef USE_5005THREADS
5f80b19c 2451# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
8b73bbec
IZ		 2452# else
2453# define DEBUG_S(a)
2454# endif
aea4f609 2455
5f80b19c
AMS		 2456# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2457# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
aea4f609
DM		 2458
2459#else /* DEBUGGING */
2460
2461# define DEBUG_p_TEST (0)
2462# define DEBUG_s_TEST (0)
2463# define DEBUG_l_TEST (0)
2464# define DEBUG_t_TEST (0)
2465# define DEBUG_o_TEST (0)
2466# define DEBUG_c_TEST (0)
2467# define DEBUG_P_TEST (0)
2468# define DEBUG_m_TEST (0)
2469# define DEBUG_f_TEST (0)
2470# define DEBUG_r_TEST (0)
2471# define DEBUG_x_TEST (0)
2472# define DEBUG_u_TEST (0)
2473# define DEBUG_L_TEST (0)
2474# define DEBUG_H_TEST (0)
2475# define DEBUG_X_TEST (0)
2476# define DEBUG_D_TEST (0)
2477# define DEBUG_S_TEST (0)
2478# define DEBUG_T_TEST (0)
04932ac8 2479# define DEBUG_R_TEST (0)
1045810a 2480# define DEBUG_J_TEST (0)
aea4f609
DM		 2481
2482# define DEB(a)
2483# define DEBUG(a)
2484# define DEBUG_p(a)
2485# define DEBUG_s(a)
2486# define DEBUG_l(a)
2487# define DEBUG_t(a)
2488# define DEBUG_o(a)
2489# define DEBUG_c(a)
2490# define DEBUG_P(a)
2491# define DEBUG_m(a)
2492# define DEBUG_f(a)
2493# define DEBUG_r(a)
2494# define DEBUG_x(a)
2495# define DEBUG_u(a)
2496# define DEBUG_L(a)
2497# define DEBUG_H(a)
2498# define DEBUG_X(a)
2499# define DEBUG_D(a)
2500# define DEBUG_S(a)
2501# define DEBUG_T(a)
04932ac8 2502# define DEBUG_R(a)
aea4f609
DM		 2503#endif /* DEBUGGING */
2504
2505
d1be9408 2506/* These constants should be used in preference to raw characters
14befaf4
DM		 2507 * when using magic. Note that some perl guts still assume
2508 * certain character properties of these constants, namely that
2509 * isUPPER() and toLOWER() may do useful mappings.
2510 *
2511 * Update the magic_names table in dump.c when adding/amending these
2512 */
2513
2514#define PERL_MAGIC_sv '\0' /* Special scalar variable */
2515#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2516#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2517#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2518#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2519#define PERL_MAGIC_regdata 'D' /* Regex match position data
2520 (@+ and @- vars) */
2521#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2522#define PERL_MAGIC_env 'E' /* %ENV hash */
2523#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2524#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2525#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2526#define PERL_MAGIC_isa 'I' /* @ISA array */
2527#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2528#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2529#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2530#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 2531#define PERL_MAGIC_mutex 'm' /* for lock op */
2532#define PERL_MAGIC_shared 'N' /* Shared between threads */
2533#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 2534#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2535#define PERL_MAGIC_tied 'P' /* Tied array or hash */
2536#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2537#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2538#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2539#define PERL_MAGIC_sig 'S' /* %SIG hash */
2540#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2541#define PERL_MAGIC_taint 't' /* Taintedness */
2542#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 2543#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4
DM		 2544#define PERL_MAGIC_vec 'v' /* vec() lvalue */
2545#define PERL_MAGIC_substr 'x' /* substr() lvalue */
2546#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2547 smart parameter vivification */
2548#define PERL_MAGIC_glob '*' /* GV (typeglob) */
2549#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2550#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 2551#define PERL_MAGIC_backref '<' /* for weak ref data */
14befaf4
DM		 2552#define PERL_MAGIC_ext '~' /* Available for use by extensions */
2553
2554
fe14fcc3 2555#define YYMAXDEPTH 300
8d063cd8 2556
a6e633de 2557#ifndef assert /* <assert.h> might have been included somehow */
a446a88f
NIS		 2558#ifdef DEBUGGING
2559#define assert(what) DEB( { \
2560 if (!(what)) { \
2561 Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \
2562 __FILE__, __LINE__); \
2563 PerlProc_exit(1); \
2564 }})
2565#else
79072805
LW		 2566#define assert(what) DEB( { \
2567 if (!(what)) { \
cea2e8a9 2568 Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \
79072805 2569 __FILE__, __LINE__); \
cea2e8a9 2570 PerlProc_exit(1); \
79072805 2571 }})
a6e633de 2572#endif
a446a88f 2573#endif
8d063cd8 2574
450a55e4 2575struct ufuncs {
24f81a43
DM		 2576 I32 (*uf_val)(pTHX_ IV, SV*);
2577 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 2578 IV uf_index;
450a55e4
LW		 2579};
2580
14befaf4 2581/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 2582 * XS code wanting to be backward compatible can do something
2583 * like the following:
c745e42c 2584
24f81a43 2585#ifndef PERL_MG_UFUNC
24f81a43
DM		 2586#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2587#endif
2588
2589static PERL_MG_UFUNC(foo_get, index, val)
2590{
2591 sv_setsv(val, ...);
2592 return TRUE;
2593}
2594
2595-- Doug MacEachern
2596
2597*/
2598
fc9c74e6 2599#ifndef PERL_MG_UFUNC
24f81a43 2600#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 2601#endif
24f81a43 2602
fe14fcc3 2603/* Fix these up for __STDC__ */
68dc0745 2604#ifndef DONT_DECLARE_STD
20ce7b12 2605char *mktemp (char*);
37bd1396 2606#ifndef atof
20ce7b12 2607double atof (const char*);
a0d0e21e 2608#endif
37bd1396 2609#endif
79072805 2610
352d5a3a 2611#ifndef STANDARD_C
fe14fcc3 2612/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 2613Time_t time();
8d063cd8 2614struct tm *gmtime(), *localtime();
092bebab 2615#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 2616char *(strchr)(), *(strrchr)();
2617char *(strcpy)(), *(strcat)();
2618#else
93a17b20 2619char *strchr(), *strrchr();
378cc40b 2620char *strcpy(), *strcat();
9d116dd7 2621#endif
352d5a3a 2622#endif /* ! STANDARD_C */
8d063cd8 2623
79072805
LW		 2624
2625#ifdef I_MATH
2626# include <math.h>
2627#else
32f822de 2628START_EXTERN_C
20ce7b12
GS		 2629 double exp (double);
2630 double log (double);
2631 double log10 (double);
2632 double sqrt (double);
2633 double frexp (double,int*);
2634 double ldexp (double,int);
2635 double modf (double,double*);
2636 double sin (double);
2637 double cos (double);
2638 double atan2 (double,double);
2639 double pow (double,double);
32f822de 2640END_EXTERN_C
79072805
LW		 2641#endif
2642
aa8b85de
JH		 2643#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
2644# define NV_INF LDBL_INFINITY
2645#endif
2646#if !defined(NV_INF) && defined(DBL_INFINITY)
2647# define NV_INF (NV)DBL_INFINITY
2648#endif
2649#if !defined(NV_INF) && defined(INFINITY)
2650# define NV_INF (NV)INFINITY
2651#endif
2652#if !defined(NV_INF) && defined(INF)
2653# define NV_INF (NV)INF
2654#endif
2655#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
2656# define NV_INF (NV)HUGE_VALL
2657#endif
2658#if !defined(NV_INF) && defined(HUGE_VAL)
2659# define NV_INF (NV)HUGE_VAL
2660#endif
2661
2662#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
2663# if !defined(NV_NAN) && defined(LDBL_NAN)
2664# define NV_NAN LDBL_NAN
2665# endif
2666# if !defined(NV_NAN) && defined(LDBL_QNAN)
2667# define NV_NAN LDBL_QNAN
2668# endif
2669# if !defined(NV_NAN) && defined(LDBL_SNAN)
2670# define NV_NAN LDBL_SNAN
2671# endif
2672#endif
2673#if !defined(NV_NAN) && defined(DBL_NAN)
2674# define NV_NAN (NV)DBL_NAN
2675#endif
2676#if !defined(NV_NAN) && defined(DBL_QNAN)
2677# define NV_NAN (NV)DBL_QNAN
2678#endif
2679#if !defined(NV_NAN) && defined(DBL_SNAN)
2680# define NV_NAN (NV)DBL_SNAN
2681#endif
2682#if !defined(NV_NAN) && defined(QNAN)
2683# define NV_NAN (NV)QNAN
2684#endif
2685#if !defined(NV_NAN) && defined(SNAN)
2686# define NV_NAN (NV)SNAN
2687#endif
2688#if !defined(NV_NAN) && defined(NAN)
2689# define NV_NAN (NV)NAN
2690#endif
2691
a0d0e21e 2692#ifndef __cplusplus
8f1f23e8 2693# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 2694char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 2695# else
fd8cd3a3 2696# if !defined(WIN32) && !defined(VMS)
10bc17b6 2697#ifndef crypt
20ce7b12 2698char *crypt (const char*, const char*);
10bc17b6 2699#endif
5014db98 2700# endif /* !WIN32 */
8f1f23e8 2701# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 2702# ifndef DONT_DECLARE_STD
2703# ifndef getenv
20ce7b12 2704char *getenv (const char*);
26618a56 2705# endif /* !getenv */
28ca6303 2706# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 2707# ifdef _FILE_OFFSET_BITS
28ca6303 2708# if _FILE_OFFSET_BITS == 64
20ce7b12 2709Off_t lseek (int,Off_t,int);
0fc67700
JH		 2710# endif
2711# endif
bf0c440f 2712# endif
26618a56 2713# endif /* !DONT_DECLARE_STD */
10bc17b6 2714#ifndef getlogin
20ce7b12 2715char *getlogin (void);
10bc17b6 2716#endif
26618a56 2717#endif /* !__cplusplus */
79072805 2718
16d20bd9 2719#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 2720#define UNLINK unlnk
20ce7b12 2721I32 unlnk (char*);
8d063cd8 2722#else
80252599 2723#define UNLINK PerlLIO_unlink
8d063cd8 2724#endif
a687059c 2725
fa0a29af
JH		 2726/* some versions of glibc are missing the setresuid() proto */
2727#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 2728int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2729#endif
fa0a29af
JH		 2730/* some versions of glibc are missing the setresgid() proto */
2731#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 2732int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
2733#endif
2734
fe14fcc3 2735#ifndef HAS_SETREUID
85e6fe83
LW		 2736# ifdef HAS_SETRESUID
2737# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
2738# define HAS_SETREUID
2739# endif
a687059c 2740#endif
fe14fcc3 2741#ifndef HAS_SETREGID
85e6fe83
LW		 2742# ifdef HAS_SETRESGID
2743# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
2744# define HAS_SETREGID
2745# endif
a687059c 2746#endif
ee0007ab 2747
d543acb6 2748/* Sighandler_t defined in iperlsys.h */
ff68c719 2749
2750#ifdef HAS_SIGACTION
2751typedef struct sigaction Sigsave_t;
2752#else
2753typedef Sighandler_t Sigsave_t;
2754#endif
2755
ee0007ab
LW		 2756#define SCAN_DEF 0
2757#define SCAN_TR 1
2758#define SCAN_REPL 2
79072805
LW		 2759
2760#ifdef DEBUGGING
4633a7c4 2761# ifndef register
a0d0e21e
LW		 2762# define register
2763# endif
2764# define PAD_SV(po) pad_sv(po)
cea2e8a9 2765# define RUNOPS_DEFAULT Perl_runops_debug
79072805 2766#else
6b88bc9c 2767# define PAD_SV(po) PL_curpad[po]
cea2e8a9 2768# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 2769#endif
2770
18f739ee 2771#ifdef MYMALLOC
772fe5b3 2772# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 2773# define MALLOC_INIT \
2774 STMT_START { \
2775 PL_malloc_mutex = NULL; \
2776 MUTEX_INIT(&PL_malloc_mutex); \
2777 } STMT_END
2778# define MALLOC_TERM \
2779 STMT_START { \
2780 perl_mutex tmp = PL_malloc_mutex; \
2781 PL_malloc_mutex = NULL; \
2782 MUTEX_DESTROY(&tmp); \
2783 } STMT_END
2784# else
2785# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
2786# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
2787# endif
18f739ee
IZ		 2788#else
2789# define MALLOC_INIT
2790# define MALLOC_TERM
2791#endif
2792
b6d9d515 2793
0cb96387 2794typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 2795typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
0cb96387 2796typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 2797
940cb80d 2798/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 2799#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 2800
8f1f23e8
W		 2801/* NeXT has problems with crt0.o globals */
2802#if defined(__DYNAMIC__) && \
2803 (defined(NeXT) || defined(__NeXT__) || defined(__APPLE__))
2804# if defined(NeXT) || defined(__NeXT)
2805# include <mach-o/dyld.h>
2806# define environ (*environ_pointer)
0c30d9ec 2807EXT char *** environ_pointer;
8f1f23e8 2808# else
82cabb9e 2809# if defined(__APPLE__) && defined(PERL_CORE)
8f1f23e8
W		 2810# include <crt_externs.h> /* for the env array */
2811# define environ (*_NSGetEnviron())
2812# endif
0c30d9ec 2813# endif
8f1f23e8
W		 2814#else
2815 /* VMS and some other platforms don't use the environ array */
13b6e58c 2816# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 2817# if !defined(DONT_DECLARE_STD) || \
2818 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
2819 defined(__sgi) || \
d460ef45 2820 defined(__DGUX)
8f1f23e8 2821extern char ** environ; /* environment variables supplied via exec */
a6c40364 2822# endif
8f1f23e8
W		 2823# endif
2824#endif
79072805 2825
73c4f7a1
GS		 2826START_EXTERN_C
2827
79072805 2828/* handy constants */
22c35a8c 2829EXTCONST char PL_warn_uninit[]
b89fed5f 2830 INIT("Use of uninitialized value%s%s");
22c35a8c 2831EXTCONST char PL_warn_nosemi[]
463ee0b2 2832 INIT("Semicolon seems to be missing");
22c35a8c 2833EXTCONST char PL_warn_reserved[]
463ee0b2 2834 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 2835EXTCONST char PL_warn_nl[]
93a17b20 2836 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 2837EXTCONST char PL_no_wrongref[]
a0d0e21e 2838 INIT("Can't use %s ref as %s ref");
22c35a8c 2839EXTCONST char PL_no_symref[]
748a9306 2840 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
22c35a8c 2841EXTCONST char PL_no_usym[]
8990e307 2842 INIT("Can't use an undefined value as %s reference");
22c35a8c 2843EXTCONST char PL_no_aelem[]
93a17b20 2844 INIT("Modification of non-creatable array value attempted, subscript %d");
22c35a8c 2845EXTCONST char PL_no_helem[]
93a17b20 2846 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
22c35a8c 2847EXTCONST char PL_no_modify[]
93a17b20 2848 INIT("Modification of a read-only value attempted");
22c35a8c 2849EXTCONST char PL_no_mem[]
93a17b20 2850 INIT("Out of memory!\n");
22c35a8c 2851EXTCONST char PL_no_security[]
463ee0b2 2852 INIT("Insecure dependency in %s%s");
22c35a8c 2853EXTCONST char PL_no_sock_func[]
93a17b20 2854 INIT("Unsupported socket function \"%s\" called");
22c35a8c 2855EXTCONST char PL_no_dir_func[]
93a17b20 2856 INIT("Unsupported directory function \"%s\" called");
22c35a8c 2857EXTCONST char PL_no_func[]
93a17b20 2858 INIT("The %s function is unimplemented");
22c35a8c 2859EXTCONST char PL_no_myglob[]
748a9306 2860 INIT("\"my\" variable %s can't be in a package");
93a17b20 2861
7575fa06 2862EXTCONST char PL_uuemap[65]
80252599
GS		 2863 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
2864
2865
79072805 2866#ifdef DOINIT
22c35a8c
GS		 2867EXT char *PL_sig_name[] = { SIG_NAME };
2868EXT int PL_sig_num[] = { SIG_NUM };
79072805 2869#else
22c35a8c
GS		 2870EXT char *PL_sig_name[];
2871EXT int PL_sig_num[];
79072805
LW		 2872#endif
2873
3bd709b1 2874/* fast conversion and case folding tables */
bbce6d69 2875
79072805 2876#ifdef DOINIT
9d116dd7 2877#ifdef EBCDIC
22c35a8c 2878EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 2879 0, 1, 2, 3, 4, 5, 6, 7,
2880 8, 9, 10, 11, 12, 13, 14, 15,
2881 16, 17, 18, 19, 20, 21, 22, 23,
2882 24, 25, 26, 27, 28, 29, 30, 31,
2883 32, 33, 34, 35, 36, 37, 38, 39,
2884 40, 41, 42, 43, 44, 45, 46, 47,
2885 48, 49, 50, 51, 52, 53, 54, 55,
2886 56, 57, 58, 59, 60, 61, 62, 63,
2887 64, 65, 66, 67, 68, 69, 70, 71,
2888 72, 73, 74, 75, 76, 77, 78, 79,
2889 80, 81, 82, 83, 84, 85, 86, 87,
2890 88, 89, 90, 91, 92, 93, 94, 95,
2891 96, 97, 98, 99, 100, 101, 102, 103,
2892 104, 105, 106, 107, 108, 109, 110, 111,
2893 112, 113, 114, 115, 116, 117, 118, 119,
2894 120, 121, 122, 123, 124, 125, 126, 127,
2895 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2896 'H', 'I', 138, 139, 140, 141, 142, 143,
2897 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
2898 'Q', 'R', 154, 155, 156, 157, 158, 159,
2899 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
2900 'Y', 'Z', 170, 171, 172, 173, 174, 175,
2901 176, 177, 178, 179, 180, 181, 182, 183,
2902 184, 185, 186, 187, 188, 189, 190, 191,
2903 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2904 'h', 'i', 202, 203, 204, 205, 206, 207,
2905 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
2906 'q', 'r', 218, 219, 220, 221, 222, 223,
2907 224, 225, 's', 't', 'u', 'v', 'w', 'x',
2908 'y', 'z', 234, 235, 236, 237, 238, 239,
2909 240, 241, 242, 243, 244, 245, 246, 247,
2910 248, 249, 250, 251, 252, 253, 254, 255
2911};
2912#else /* ascii rather than ebcdic */
22c35a8c 2913EXTCONST unsigned char PL_fold[] = {
79072805
LW		 2914 0, 1, 2, 3, 4, 5, 6, 7,
2915 8, 9, 10, 11, 12, 13, 14, 15,
2916 16, 17, 18, 19, 20, 21, 22, 23,
2917 24, 25, 26, 27, 28, 29, 30, 31,
2918 32, 33, 34, 35, 36, 37, 38, 39,
2919 40, 41, 42, 43, 44, 45, 46, 47,
2920 48, 49, 50, 51, 52, 53, 54, 55,
2921 56, 57, 58, 59, 60, 61, 62, 63,
2922 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2923 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2924 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2925 'x', 'y', 'z', 91, 92, 93, 94, 95,
2926 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2927 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2928 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2929 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2930 128, 129, 130, 131, 132, 133, 134, 135,
2931 136, 137, 138, 139, 140, 141, 142, 143,
2932 144, 145, 146, 147, 148, 149, 150, 151,
2933 152, 153, 154, 155, 156, 157, 158, 159,
2934 160, 161, 162, 163, 164, 165, 166, 167,
2935 168, 169, 170, 171, 172, 173, 174, 175,
2936 176, 177, 178, 179, 180, 181, 182, 183,
2937 184, 185, 186, 187, 188, 189, 190, 191,
2938 192, 193, 194, 195, 196, 197, 198, 199,
2939 200, 201, 202, 203, 204, 205, 206, 207,
2940 208, 209, 210, 211, 212, 213, 214, 215,
2941 216, 217, 218, 219, 220, 221, 222, 223,
2942 224, 225, 226, 227, 228, 229, 230, 231,
2943 232, 233, 234, 235, 236, 237, 238, 239,
2944 240, 241, 242, 243, 244, 245, 246, 247,
2945 248, 249, 250, 251, 252, 253, 254, 255
2946};
9d116dd7 2947#endif /* !EBCDIC */
79072805 2948#else
22c35a8c 2949EXTCONST unsigned char PL_fold[];
79072805
LW		 2950#endif
2951
2952#ifdef DOINIT
22c35a8c 2953EXT unsigned char PL_fold_locale[] = {
79072805
LW		 2954 0, 1, 2, 3, 4, 5, 6, 7,
2955 8, 9, 10, 11, 12, 13, 14, 15,
2956 16, 17, 18, 19, 20, 21, 22, 23,
2957 24, 25, 26, 27, 28, 29, 30, 31,
2958 32, 33, 34, 35, 36, 37, 38, 39,
2959 40, 41, 42, 43, 44, 45, 46, 47,
2960 48, 49, 50, 51, 52, 53, 54, 55,
2961 56, 57, 58, 59, 60, 61, 62, 63,
2962 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2963 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2964 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2965 'x', 'y', 'z', 91, 92, 93, 94, 95,
2966 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2967 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2968 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2969 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2970 128, 129, 130, 131, 132, 133, 134, 135,
2971 136, 137, 138, 139, 140, 141, 142, 143,
2972 144, 145, 146, 147, 148, 149, 150, 151,
2973 152, 153, 154, 155, 156, 157, 158, 159,
2974 160, 161, 162, 163, 164, 165, 166, 167,
2975 168, 169, 170, 171, 172, 173, 174, 175,
2976 176, 177, 178, 179, 180, 181, 182, 183,
2977 184, 185, 186, 187, 188, 189, 190, 191,
2978 192, 193, 194, 195, 196, 197, 198, 199,
2979 200, 201, 202, 203, 204, 205, 206, 207,
2980 208, 209, 210, 211, 212, 213, 214, 215,
2981 216, 217, 218, 219, 220, 221, 222, 223,
2982 224, 225, 226, 227, 228, 229, 230, 231,
2983 232, 233, 234, 235, 236, 237, 238, 239,
2984 240, 241, 242, 243, 244, 245, 246, 247,
2985 248, 249, 250, 251, 252, 253, 254, 255
2986};
2987#else
22c35a8c 2988EXT unsigned char PL_fold_locale[];
79072805
LW		 2989#endif
2990
2991#ifdef DOINIT
9d116dd7 2992#ifdef EBCDIC
22c35a8c 2993EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 2994 1, 2, 84, 151, 154, 155, 156, 157,
2995 165, 246, 250, 3, 158, 7, 18, 29,
2996 40, 51, 62, 73, 85, 96, 107, 118,
2997 129, 140, 147, 148, 149, 150, 152, 153,
2998 255, 6, 8, 9, 10, 11, 12, 13,
2999 14, 15, 24, 25, 26, 27, 28, 226,
3000 29, 30, 31, 32, 33, 43, 44, 45,
3001 46, 47, 48, 49, 50, 76, 77, 78,
3002 79, 80, 81, 82, 83, 84, 85, 86,
3003 87, 94, 95, 234, 181, 233, 187, 190,
3004 180, 96, 97, 98, 99, 100, 101, 102,
3005 104, 112, 182, 174, 236, 232, 229, 103,
3006 228, 226, 114, 115, 116, 117, 118, 119,
3007 120, 121, 122, 235, 176, 230, 194, 162,
3008 130, 131, 132, 133, 134, 135, 136, 137,
3009 138, 139, 201, 205, 163, 217, 220, 224,
3010 5, 248, 227, 244, 242, 255, 241, 231,
3011 240, 253, 16, 197, 19, 20, 21, 187,
3012 23, 169, 210, 245, 237, 249, 247, 239,
3013 168, 252, 34, 196, 36, 37, 38, 39,
3014 41, 42, 251, 254, 238, 223, 221, 213,
3015 225, 177, 52, 53, 54, 55, 56, 57,
3016 58, 59, 60, 61, 63, 64, 65, 66,
3017 67, 68, 69, 70, 71, 72, 74, 75,
3018 205, 208, 186, 202, 200, 218, 198, 179,
3019 178, 214, 88, 89, 90, 91, 92, 93,
3020 217, 166, 170, 207, 199, 209, 206, 204,
3021 160, 212, 105, 106, 108, 109, 110, 111,
3022 203, 113, 216, 215, 192, 175, 193, 243,
3023 172, 161, 123, 124, 125, 126, 127, 128,
3024 222, 219, 211, 195, 188, 193, 185, 184,
3025 191, 183, 141, 142, 143, 144, 145, 146
3026};
3027#else /* ascii rather than ebcdic */
22c35a8c 3028EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 3029 1, 2, 84, 151, 154, 155, 156, 157,
3030 165, 246, 250, 3, 158, 7, 18, 29,
3031 40, 51, 62, 73, 85, 96, 107, 118,
3032 129, 140, 147, 148, 149, 150, 152, 153,
3033 255, 182, 224, 205, 174, 176, 180, 217,
3034 233, 232, 236, 187, 235, 228, 234, 226,
3035 222, 219, 211, 195, 188, 193, 185, 184,
3036 191, 183, 201, 229, 181, 220, 194, 162,
3037 163, 208, 186, 202, 200, 218, 198, 179,
3038 178, 214, 166, 170, 207, 199, 209, 206,
3039 204, 160, 212, 216, 215, 192, 175, 173,
3040 243, 172, 161, 190, 203, 189, 164, 230,
3041 167, 248, 227, 244, 242, 255, 241, 231,
3042 240, 253, 169, 210, 245, 237, 249, 247,
3043 239, 168, 252, 251, 254, 238, 223, 221,
3044 213, 225, 177, 197, 171, 196, 159, 4,
3045 5, 6, 8, 9, 10, 11, 12, 13,
3046 14, 15, 16, 17, 19, 20, 21, 22,
3047 23, 24, 25, 26, 27, 28, 30, 31,
3048 32, 33, 34, 35, 36, 37, 38, 39,
3049 41, 42, 43, 44, 45, 46, 47, 48,
3050 49, 50, 52, 53, 54, 55, 56, 57,
3051 58, 59, 60, 61, 63, 64, 65, 66,
3052 67, 68, 69, 70, 71, 72, 74, 75,
3053 76, 77, 78, 79, 80, 81, 82, 83,
3054 86, 87, 88, 89, 90, 91, 92, 93,
3055 94, 95, 97, 98, 99, 100, 101, 102,
3056 103, 104, 105, 106, 108, 109, 110, 111,
3057 112, 113, 114, 115, 116, 117, 119, 120,
3058 121, 122, 123, 124, 125, 126, 127, 128,
3059 130, 131, 132, 133, 134, 135, 136, 137,
3060 138, 139, 141, 142, 143, 144, 145, 146
3061};
9d116dd7 3062#endif
79072805 3063#else
22c35a8c 3064EXTCONST unsigned char PL_freq[];
79072805
LW		 3065#endif
3066
8990e307
LW		 3067#ifdef DEBUGGING
3068#ifdef DOINIT
22c35a8c 3069EXTCONST char* PL_block_type[] = {
8990e307
LW		 3070 "NULL",
3071 "SUB",
3072 "EVAL",
3073 "LOOP",
3074 "SUBST",
3075 "BLOCK",
3076};
3077#else
22c35a8c 3078EXTCONST char* PL_block_type[];
8990e307
LW		 3079#endif
3080#endif
3081
73c4f7a1
GS		 3082END_EXTERN_C
3083
79072805
LW		 3084/*****************************************************************************/
3085/* This lexer/parser stuff is currently global since yacc is hard to reenter */
3086/*****************************************************************************/
8990e307 3087/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 3088
a0d0e21e
LW		 3089#include "perly.h"
3090
fb73857a 3091#define LEX_NOTPARSING 11 /* borrowed from toke.c */
3092
79072805
LW		 3093typedef enum {
3094 XOPERATOR,
3095 XTERM,
79072805 3096 XREF,
8990e307 3097 XSTATE,
a0d0e21e 3098 XBLOCK,
09bef843
SB		 3099 XATTRBLOCK,
3100 XATTRTERM,
a0d0e21e 3101 XTERMBLOCK
79072805
LW		 3102} expectation;
3103
dc9e4912
GS		 3104enum { /* pass one of these to get_vtbl */
3105 want_vtbl_sv,
3106 want_vtbl_env,
3107 want_vtbl_envelem,
3108 want_vtbl_sig,
3109 want_vtbl_sigelem,
3110 want_vtbl_pack,
3111 want_vtbl_packelem,
3112 want_vtbl_dbline,
3113 want_vtbl_isa,
3114 want_vtbl_isaelem,
3115 want_vtbl_arylen,
3116 want_vtbl_glob,
3117 want_vtbl_mglob,
3118 want_vtbl_nkeys,
3119 want_vtbl_taint,
3120 want_vtbl_substr,
3121 want_vtbl_vec,
3122 want_vtbl_pos,
3123 want_vtbl_bm,
3124 want_vtbl_fm,
3125 want_vtbl_uvar,
3126 want_vtbl_defelem,
3127 want_vtbl_regexp,
3128 want_vtbl_collxfrm,
3129 want_vtbl_amagic,
3130 want_vtbl_amagicelem,
4d1ff10f 3131#ifdef USE_5005THREADS
dc9e4912
GS		 3132 want_vtbl_mutex,
3133#endif
3134 want_vtbl_regdata,
810b8aa5
GS		 3135 want_vtbl_regdatum,
3136 want_vtbl_backref
dc9e4912
GS		 3137};
3138
85e6fe83
LW		 3139 /* Note: the lowest 8 bits are reserved for
3140 stuffing into op->op_private */
f3aa04c2 3141#define HINT_PRIVATE_MASK 0x000000ff
85e6fe83
LW		 3142#define HINT_INTEGER 0x00000001
3143#define HINT_STRICT_REFS 0x00000002
2de3dbcc
JH		 3144#define HINT_LOCALE 0x00000004
3145#define HINT_BYTES 0x00000008
393fec97 3146/* #define HINT_notused10 0x00000010 */
a0ed51b3 3147 /* Note: 20,40,80 used for NATIVE_HINTS */
85e6fe83
LW		 3148
3149#define HINT_BLOCK_SCOPE 0x00000100
3150#define HINT_STRICT_SUBS 0x00000200
3151#define HINT_STRICT_VARS 0x00000400
3152
b3ac6de7
IZ		 3153#define HINT_NEW_INTEGER 0x00001000
3154#define HINT_NEW_FLOAT 0x00002000
3155#define HINT_NEW_BINARY 0x00004000
3156#define HINT_NEW_STRING 0x00008000
3157#define HINT_NEW_RE 0x00010000
3158#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3159
b3eb6a9b 3160#define HINT_RE_TAINT 0x00100000
e4d48cc9 3161#define HINT_RE_EVAL 0x00200000
b3eb6a9b 3162
5ff3f7a4 3163#define HINT_FILETEST_ACCESS 0x00400000
393fec97 3164#define HINT_UTF8 0x00800000
5ff3f7a4 3165
84d4ea48
JH		 3166#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3167#define HINT_SORT_QUICKSORT 0x00000001
3168#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 3169#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 3170
8bfdd7d9 3171/* Various states of the input record separator SV (rs) */
d4cce5f1 3172#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 3173#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3174#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 3175#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 3176
128e8167 3177/* A struct for keeping various DEBUGGING related stuff,
ce333219 3178 * neatly packed. Currently only scratch variables for
128e8167
JH		 3179 * constructing debug output are included. Needed always,
3180 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 3181struct perl_debug_pad {
3182 SV pad[3];
3183};
3184
3185#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
48c6b404 3186#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, SvCUR(PERL_DEBUG_PAD(i)) = 0, PERL_DEBUG_PAD(i))
ce333219 3187
56953603 3188/* Enable variables which are pointers to functions */
a2efc822 3189typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 3190typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3191typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3192 char* strend, char* strbeg, I32 minend,
3193 SV* screamer, void* data, U32 flags);
f722798b
IZ		 3194typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3195 char *strpos, char *strend,
3196 U32 flags,
3197 struct re_scream_pos_data_s *d);
3198typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3199typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
56953603 3200
c76ac1ee 3201typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS		 3202typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3203typedef void (*SVFUNC_t) (pTHX_ SV*);
3204typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3205typedef void (*XSINIT_t) (pTHX);
3206typedef void (*ATEXIT_t) (pTHX_ void*);
3207typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 3208
22239a37
NIS		 3209/* Set up PERLVAR macros for populating structs */
3210#define PERLVAR(var,type) type var;
51371543 3211#define PERLVARA(var,n,type) type var[n];
22239a37 3212#define PERLVARI(var,type,init) type var;
3fe35a81 3213#define PERLVARIC(var,type,init) type var;
22239a37 3214
58a50f62
GS		 3215/* Interpreter exitlist entry */
3216typedef struct exitlistentry {
acfe0abc 3217 void (*fn) (pTHX_ void*);
58a50f62
GS		 3218 void *ptr;
3219} PerlExitListEntry;
3220
22239a37
NIS		 3221#ifdef PERL_GLOBAL_STRUCT
3222struct perl_vars {
7766f137 3223# include "perlvars.h"
22239a37
NIS		 3224};
3225
7766f137 3226# ifdef PERL_CORE
533c011a
NIS		 3227EXT struct perl_vars PL_Vars;
3228EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
7766f137
GS		 3229# else /* PERL_CORE */
3230# if !defined(__GNUC__) || !defined(WIN32)
22239a37 3231EXT
7766f137 3232# endif /* WIN32 */
533c011a 3233struct perl_vars *PL_VarsPtr;
7766f137
GS		 3234# define PL_Vars (*((PL_VarsPtr) \
3235 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3236# endif /* PERL_CORE */
22239a37
NIS		 3237#endif /* PERL_GLOBAL_STRUCT */
3238
acfe0abc 3239#if defined(MULTIPLICITY)
d460ef45 3240/* If we have multiple interpreters define a struct
d4cce5f1 3241 holding variables which must be per-interpreter
d460ef45 3242 If we don't have threads anything that would have
d4cce5f1
NIS		 3243 be per-thread is per-interpreter.
3244*/
3245
79072805 3246struct interpreter {
4d1ff10f 3247# ifndef USE_5005THREADS
7766f137
GS		 3248# include "thrdvar.h"
3249# endif
3250# include "intrpvar.h"
3251/*
3252 * The following is a buffer where new variables must
acfe0abc 3253 * be defined to maintain binary compatibility with previous versions
7766f137
GS		 3254 */
3255PERLVARA(object_compatibility,30, char)
49f531da 3256};
d4cce5f1 3257
79072805 3258#else
49f531da
NIS		 3259struct interpreter {
3260 char broiled;
3261};
acfe0abc 3262#endif /* MULTIPLICITY */
79072805 3263
4d1ff10f 3264#ifdef USE_5005THREADS
d4cce5f1
NIS		 3265/* If we have threads define a struct with all the variables
3266 * that have to be per-thread
49f531da 3267 */
8023c3ce 3268
79072805 3269
49f531da 3270struct perl_thread {
49f531da 3271#include "thrdvar.h"
79072805 3272};
d4cce5f1 3273
22fae026
TM		 3274typedef struct perl_thread *Thread;
3275
3276#else
3277typedef void *Thread;
22239a37
NIS		 3278#endif
3279
3280/* Done with PERLVAR macros for now ... */
d4cce5f1 3281#undef PERLVAR
51371543 3282#undef PERLVARA
d4cce5f1 3283#undef PERLVARI
3fe35a81 3284#undef PERLVARIC
79072805 3285
22239a37 3286#include "thread.h"
79072805 3287#include "pp.h"
864dbfa3
GS		 3288
3289#ifndef PERL_CALLCONV
3290# define PERL_CALLCONV
d460ef45 3291#endif
864dbfa3 3292
65f19062
GS		 3293#ifndef NEXT30_NO_ATTRIBUTE
3294# ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3295# ifdef __attribute__ /* Avoid possible redefinition errors */
3296# undef __attribute__
3297# endif
3298# define __attribute__(attr)
3299# endif
3300#endif
3301
0cb96387
GS		 3302#undef PERL_CKDEF
3303#undef PERL_PPDEF
3304#define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3305#define PERL_PPDEF(s) OP *s (pTHX);
0cb96387 3306
7766f137 3307#include "proto.h"
864dbfa3 3308
0cb96387 3309/* this has structure inits, so it cannot be included before here */
acfe0abc 3310#include "opcode.h"
864dbfa3 3311
d4cce5f1
NIS		 3312/* The following must follow proto.h as #defines mess up syntax */
3313
22c35a8c
GS		 3314#if !defined(PERL_FOR_X2P)
3315# include "embedvar.h"
3316#endif
d4cce5f1 3317
d460ef45 3318/* Now include all the 'global' variables
d4cce5f1 3319 * If we don't have threads or multiple interpreters
d460ef45 3320 * these include variables that would have been their struct-s
d4cce5f1 3321 */
d460ef45 3322
533c011a 3323#define PERLVAR(var,type) EXT type PL_##var;
51371543 3324#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 3325#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3326#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
d4cce5f1 3327
acfe0abc 3328#if !defined(MULTIPLICITY)
7766f137 3329START_EXTERN_C
066ef5b5 3330# include "intrpvar.h"
4d1ff10f 3331# ifndef USE_5005THREADS
066ef5b5
GS		 3332# include "thrdvar.h"
3333# endif
7766f137 3334END_EXTERN_C
22239a37
NIS		 3335#endif
3336
acfe0abc 3337#if defined(WIN32)
66a93824 3338/* Now all the config stuff is setup we can include embed.h */
22c35a8c 3339# include "embed.h"
acfe0abc 3340#endif
22239a37 3341
c5be433b
GS		 3342#ifndef PERL_GLOBAL_STRUCT
3343START_EXTERN_C
3344
3345# include "perlvars.h"
3346
3347END_EXTERN_C
3348#endif
3349
d4cce5f1 3350#undef PERLVAR
51371543 3351#undef PERLVARA
d4cce5f1 3352#undef PERLVARI
0f3f18a6 3353#undef PERLVARIC
79072805 3354
73c4f7a1
GS		 3355START_EXTERN_C
3356
79072805 3357#ifdef DOINIT
bbce6d69 3358
68795e93 3359EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get),
2b260de0
GS		 3360 MEMBER_TO_FPTR(Perl_magic_set),
3361 MEMBER_TO_FPTR(Perl_magic_len),
463ee0b2 3362 0, 0};
2b260de0
GS		 3363EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env),
3364 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env),
66b1d557 3365 0};
2b260de0
GS		 3366EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv),
3367 0, MEMBER_TO_FPTR(Perl_magic_clearenv),
85e6fe83 3368 0};
22c35a8c 3369EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0};
64ca3a65
JH		 3370#ifdef PERL_MICRO
3371EXT MGVTBL PL_vtbl_sigelem = {0, 0, 0, 0, 0};
3372#else
2b260de0
GS		 3373EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig),
3374 MEMBER_TO_FPTR(Perl_magic_setsig),
3375 0, MEMBER_TO_FPTR(Perl_magic_clearsig),
0c30d9ec 3376 0};
64ca3a65 3377#endif
68795e93
NIS		 3378EXT MGVTBL PL_vtbl_pack = {0, 0,
3379 MEMBER_TO_FPTR(Perl_magic_sizepack),
3380 MEMBER_TO_FPTR(Perl_magic_wipepack),
a0d0e21e 3381 0};
2b260de0 3382EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack),
68795e93 3383 MEMBER_TO_FPTR(Perl_magic_setpack),
2b260de0 3384 0, MEMBER_TO_FPTR(Perl_magic_clearpack),
463ee0b2 3385 0};
2b260de0 3386EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline),
463ee0b2 3387 0, 0, 0};
2b260de0
GS		 3388EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3389 0, MEMBER_TO_FPTR(Perl_magic_setisa),
fb73857a 3390 0};
2b260de0 3391EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
463ee0b2 3392 0, 0, 0};
2b260de0
GS		 3393EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen),
3394 MEMBER_TO_FPTR(Perl_magic_setarylen),
463ee0b2 3395 0, 0, 0};
2b260de0
GS		 3396EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob),
3397 MEMBER_TO_FPTR(Perl_magic_setglob),
463ee0b2 3398 0, 0, 0};
2b260de0 3399EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob),
463ee0b2 3400 0, 0, 0};
2b260de0
GS		 3401EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys),
3402 MEMBER_TO_FPTR(Perl_magic_setnkeys),
99abf803 3403 0, 0, 0};
68795e93
NIS		 3404EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),
3405 MEMBER_TO_FPTR(Perl_magic_settaint),
463ee0b2 3406 0, 0, 0};
68795e93
NIS		 3407EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr),
3408 MEMBER_TO_FPTR(Perl_magic_setsubstr),
463ee0b2 3409 0, 0, 0};
2b260de0 3410EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec),
68795e93 3411 MEMBER_TO_FPTR(Perl_magic_setvec),
463ee0b2 3412 0, 0, 0};
2b260de0
GS		 3413EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos),
3414 MEMBER_TO_FPTR(Perl_magic_setpos),
a0d0e21e 3415 0, 0, 0};
2b260de0 3416EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm),
463ee0b2 3417 0, 0, 0};
2b260de0 3418EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm),
55497cff 3419 0, 0, 0};
2b260de0
GS		 3420EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar),
3421 MEMBER_TO_FPTR(Perl_magic_setuvar),
463ee0b2 3422 0, 0, 0};
4d1ff10f 3423#ifdef USE_5005THREADS
68795e93
NIS		 3424EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0,
3425 MEMBER_TO_FPTR(Perl_magic_mutexfree)};
4d1ff10f 3426#endif /* USE_5005THREADS */
68795e93
NIS		 3427EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),
3428 MEMBER_TO_FPTR(Perl_magic_setdefelem),
02270b4e 3429 0, 0, 0};
a0d0e21e 3430
2b260de0
GS		 3431EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)};
3432EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0};
a29d06ed
MG		 3433EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get),
3434 MEMBER_TO_FPTR(Perl_magic_regdatum_set), 0, 0, 0};
c277df42 3435
36477c24 3436#ifdef USE_LOCALE_COLLATE
22c35a8c 3437EXT MGVTBL PL_vtbl_collxfrm = {0,
2b260de0 3438 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
bbce6d69 3439 0, 0, 0};
3440#endif
a0d0e21e 3441
2b260de0
GS		 3442EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3443 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3444EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3445 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
a0d0e21e 3446
810b8aa5 3447EXT MGVTBL PL_vtbl_backref = {0, 0,
2b260de0 3448 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)};
810b8aa5 3449
d460ef45
NIS		 3450EXT MGVTBL PL_vtbl_ovrld = {0, 0,
3451 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)};
3452
bbce6d69 3453#else /* !DOINIT */
3454
22c35a8c
GS		 3455EXT MGVTBL PL_vtbl_sv;
3456EXT MGVTBL PL_vtbl_env;
3457EXT MGVTBL PL_vtbl_envelem;
3458EXT MGVTBL PL_vtbl_sig;
3459EXT MGVTBL PL_vtbl_sigelem;
3460EXT MGVTBL PL_vtbl_pack;
3461EXT MGVTBL PL_vtbl_packelem;
3462EXT MGVTBL PL_vtbl_dbline;
3463EXT MGVTBL PL_vtbl_isa;
3464EXT MGVTBL PL_vtbl_isaelem;
3465EXT MGVTBL PL_vtbl_arylen;
3466EXT MGVTBL PL_vtbl_glob;
3467EXT MGVTBL PL_vtbl_mglob;
3468EXT MGVTBL PL_vtbl_nkeys;
3469EXT MGVTBL PL_vtbl_taint;
3470EXT MGVTBL PL_vtbl_substr;
3471EXT MGVTBL PL_vtbl_vec;
3472EXT MGVTBL PL_vtbl_pos;
3473EXT MGVTBL PL_vtbl_bm;
3474EXT MGVTBL PL_vtbl_fm;
3475EXT MGVTBL PL_vtbl_uvar;
d460ef45 3476EXT MGVTBL PL_vtbl_ovrld;
a0d0e21e 3477
4d1ff10f 3478#ifdef USE_5005THREADS
22c35a8c 3479EXT MGVTBL PL_vtbl_mutex;
4d1ff10f 3480#endif /* USE_5005THREADS */
f93b4edd 3481
22c35a8c
GS		 3482EXT MGVTBL PL_vtbl_defelem;
3483EXT MGVTBL PL_vtbl_regexp;
3484EXT MGVTBL PL_vtbl_regdata;
3485EXT MGVTBL PL_vtbl_regdatum;
a0d0e21e 3486
36477c24 3487#ifdef USE_LOCALE_COLLATE
22c35a8c 3488EXT MGVTBL PL_vtbl_collxfrm;
bbce6d69 3489#endif
a0d0e21e 3490
22c35a8c
GS		 3491EXT MGVTBL PL_vtbl_amagic;
3492EXT MGVTBL PL_vtbl_amagicelem;
a0d0e21e 3493
810b8aa5
GS		 3494EXT MGVTBL PL_vtbl_backref;
3495
bbce6d69 3496#endif /* !DOINIT */
85e6fe83 3497
f5284f61
IZ		 3498enum {
3499 fallback_amg, abs_amg,
3500 bool__amg, nomethod_amg,
3501 string_amg, numer_amg,
3502 add_amg, add_ass_amg,
3503 subtr_amg, subtr_ass_amg,
3504 mult_amg, mult_ass_amg,
3505 div_amg, div_ass_amg,
3506 modulo_amg, modulo_ass_amg,
3507 pow_amg, pow_ass_amg,
3508 lshift_amg, lshift_ass_amg,
3509 rshift_amg, rshift_ass_amg,
3510 band_amg, band_ass_amg,
3511 bor_amg, bor_ass_amg,
3512 bxor_amg, bxor_ass_amg,
3513 lt_amg, le_amg,
3514 gt_amg, ge_amg,
3515 eq_amg, ne_amg,
3516 ncmp_amg, scmp_amg,
3517 slt_amg, sle_amg,
3518 sgt_amg, sge_amg,
3519 seq_amg, sne_amg,
3520 not_amg, compl_amg,
3521 inc_amg, dec_amg,
3522 atan2_amg, cos_amg,
3523 sin_amg, exp_amg,
3524 log_amg, sqrt_amg,
3525 repeat_amg, repeat_ass_amg,
3526 concat_amg, concat_ass_amg,
3527 copy_amg, neg_amg,
3528 to_sv_amg, to_av_amg,
3529 to_hv_amg, to_gv_amg,
d460ef45 3530 to_cv_amg, iter_amg,
f216259d
IZ		 3531 int_amg, DESTROY_amg,
3532 max_amg_code
64a0062a 3533 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
f5284f61
IZ		 3534};
3535
3536#define NofAMmeth max_amg_code
89ffc314 3537#define AMG_id2name(id) ((char*)PL_AMG_names[id]+1)
f5284f61 3538
a0d0e21e 3539#ifdef DOINIT
22c35a8c 3540EXTCONST char * PL_AMG_names[NofAMmeth] = {
89ffc314
IZ		 3541 /* Names kept in the symbol table. fallback => "()", the rest has
3542 "(" prepended. The only other place in perl which knows about
3543 this convention is AMG_id2name (used for debugging output and
3544 'nomethod' only), the only other place which has it hardwired is
3545 overload.pm. */
3546 "()", "(abs", /* "fallback" should be the first. */
3547 "(bool", "(nomethod",
3548 "(\"\"", "(0+",
3549 "(+", "(+=",
3550 "(-", "(-=",
3551 "(*", "(*=",
3552 "(/", "(/=",
3553 "(%", "(%=",
3554 "(**", "(**=",
3555 "(<<", "(<<=",
3556 "(>>", "(>>=",
3557 "(&", "(&=",
3558 "(|", "(|=",
3559 "(^", "(^=",
3560 "(<", "(<=",
3561 "(>", "(>=",
3562 "(==", "(!=",
3563 "(<=>", "(cmp",
3564 "(lt", "(le",
3565 "(gt", "(ge",
3566 "(eq", "(ne",
3567 "(!", "(~",
3568 "(++", "(--",
3569 "(atan2", "(cos",
3570 "(sin", "(exp",
3571 "(log", "(sqrt",
3572 "(x", "(x=",
3573 "(.", "(.=",
3574 "(=", "(neg",
3575 "(${}", "(@{}",
3576 "(%{}", "(*{}",
3577 "(&{}", "(<>",
f216259d 3578 "(int", "DESTROY",
a0d0e21e
LW		 3579};
3580#else
22c35a8c 3581EXTCONST char * PL_AMG_names[NofAMmeth];
a0d0e21e
LW		 3582#endif /* def INITAMAGIC */
3583
73c4f7a1
GS		 3584END_EXTERN_C
3585
a6006777 3586struct am_table {
a0d0e21e
LW		 3587 long was_ok_sub;
3588 long was_ok_am;
a6006777 3589 U32 flags;
3590 CV* table[NofAMmeth];
a0d0e21e
LW		 3591 long fallback;
3592};
a6006777 3593struct am_table_short {
3594 long was_ok_sub;
3595 long was_ok_am;
3596 U32 flags;
3597};
a0d0e21e 3598typedef struct am_table AMT;
a6006777 3599typedef struct am_table_short AMTS;
a0d0e21e
LW		 3600
3601#define AMGfallNEVER 1
3602#define AMGfallNO 2
3603#define AMGfallYES 3
3604
a6006777 3605#define AMTf_AMAGIC 1
32251b26 3606#define AMTf_OVERLOADED 2
a6006777 3607#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
3608#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
3609#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 3610#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
3611#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
3612#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 3613
32251b26 3614#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 3615
3616/*
3617 * some compilers like to redefine cos et alia as faster
3618 * (and less accurate?) versions called F_cos et cetera (Quidquid
3619 * latine dictum sit, altum viditur.) This trick collides with
3620 * the Perl overloading (amg). The following #defines fool both.
3621 */
3622
3623#ifdef _FASTMATH
3624# ifdef atan2
3625# define F_atan2_amg atan2_amg
3626# endif
3627# ifdef cos
3628# define F_cos_amg cos_amg
3629# endif
3630# ifdef exp
3631# define F_exp_amg exp_amg
3632# endif
3633# ifdef log
3634# define F_log_amg log_amg
3635# endif
3636# ifdef pow
3637# define F_pow_amg pow_amg
3638# endif
3639# ifdef sin
3640# define F_sin_amg sin_amg
3641# endif
3642# ifdef sqrt
3643# define F_sqrt_amg sqrt_amg
3644# endif
3645#endif /* _FASTMATH */
3646
83ee9e09
GS		 3647#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
3648 PERLDBf_NOOPT | PERLDBf_INTER | \
3649 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
3650 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON)
3651 /* No _NONAME, _GOTO */
3652#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
3653#define PERLDBf_LINE 0x02 /* Keep line # */
3654#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
3655#define PERLDBf_INTER 0x08 /* Preserve more data for
3656 later inspections */
3657#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
3658#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
3659#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
3660#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
3661#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
3662#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
84902520 3663
3280af22
NIS		 3664#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
3665#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
3666#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
3667#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
3668#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
3669#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
3670#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
3671#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 3672#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
3673#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
84902520 3674
bbce6d69 3675
36477c24 3676#ifdef USE_LOCALE_NUMERIC
bbce6d69 3677
36477c24 3678#define SET_NUMERIC_STANDARD() \
ff4fed7c 3679 set_numeric_standard();
36477c24 3680
3681#define SET_NUMERIC_LOCAL() \
ff4fed7c 3682 set_numeric_local();
bbce6d69 3683
2de3dbcc
JH		 3684#define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
3685#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
3686
3687#define IN_LOCALE \
3688 (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
3689
f93f4e46 3690#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 3691 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 3692 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 3693
3694#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 3695 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 3696 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 3697
3698#define RESTORE_NUMERIC_LOCAL() \
3699 if (was_local) SET_NUMERIC_LOCAL();
3700
3701#define RESTORE_NUMERIC_STANDARD() \
3702 if (was_standard) SET_NUMERIC_STANDARD();
3703
5b877257 3704#define Atof my_atof
097ee67d 3705
36477c24 3706#else /* !USE_LOCALE_NUMERIC */
bbce6d69 3707
097ee67d
JH		 3708#define SET_NUMERIC_STANDARD() /**/
3709#define SET_NUMERIC_LOCAL() /**/
5e931b6b 3710#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 3711#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
3712#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 3713#define RESTORE_NUMERIC_LOCAL() /**/
3714#define RESTORE_NUMERIC_STANDARD() /**/
65202027 3715#define Atof Perl_atof
ad3e0f90 3716#define IN_LOCALE_RUNTIME 0
bbce6d69 3717
36477c24 3718#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 3719
079290de 3720#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3721# ifdef __hpux
3722# define strtoll __strtoll /* secret handshake */
3723# endif
079290de
GS		 3724# if !defined(Strtol) && defined(HAS_STRTOLL)
3725# define Strtol strtoll
ad551343 3726# endif
28e5dec8
JH		 3727# if !defined(Strtol) && defined(HAS_STRTOQ)
3728# define Strtol strtoq
3729# endif
ff935051 3730/* is there atoq() anywhere? */
15b99d39 3731#endif
079290de
GS		 3732#if !defined(Strtol) && defined(HAS_STRTOL)
3733# define Strtol strtol
3734#endif
3735#ifndef Atol
3736/* It would be more fashionable to use Strtol() to define atol()
3737 * (as is done for Atoul(), see below) but for backward compatibility
3738 * we just assume atol(). */
76b882ba
JH		 3739# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
3740# define Atol atoll
3741# else
3742# define Atol atol
3743# endif
cf2093f6
JH		 3744#endif
3745
55eb892c 3746#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3747# ifdef __hpux
3748# define strtoull __strtoull /* secret handshake */
3749# endif
ad551343 3750# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 3751# define Strtoul strtoull
15b99d39 3752# endif
079290de
GS		 3753# if !defined(Strtoul) && defined(HAS_STRTOUQ)
3754# define Strtoul strtouq
3755# endif
76d49b1c 3756/* is there atouq() anywhere? */
ad551343 3757#endif
079290de
GS		 3758#if !defined(Strtoul) && defined(HAS_STRTOUL)
3759# define Strtoul strtoul
cf2093f6 3760#endif
079290de
GS		 3761#ifndef Atoul
3762# define Atoul(s) Strtoul(s, (char **)NULL, 10)
55eb892c 3763#endif
cf2093f6 3764
e5c9fcd0 3765#if !defined(PERLIO_IS_STDIO) && defined(HASATTRIBUTE)
d460ef45
NIS		 3766/*
3767 * Now we have __attribute__ out of the way
3768 * Remap printf
760ac839 3769 */
39455587 3770#undef printf
c745e42c
NIS		 3771#ifdef __GNUC__
3772#define printf(fmt,args...) PerlIO_stdoutf(fmt,##args)
3773#else
760ac839
LW		 3774#define printf PerlIO_stdoutf
3775#endif
c745e42c 3776#endif
760ac839 3777
06d86050
GS		 3778/* if these never got defined, they need defaults */
3779#ifndef PERL_SET_CONTEXT
3780# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
3781#endif
3782
3783#ifndef PERL_GET_CONTEXT
3784# define PERL_GET_CONTEXT PERL_GET_INTERP
3785#endif
3786
3787#ifndef PERL_GET_THX
3788# define PERL_GET_THX ((void*)NULL)
3789#endif
3790
3791#ifndef PERL_SET_THX
3792# define PERL_SET_THX(t) NOOP
3793#endif
3794
a868473f
NIS		 3795#ifndef PERL_SCRIPT_MODE
3796#define PERL_SCRIPT_MODE "r"
3797#endif
3798
fba3b22e 3799/*
da927450
JH		 3800 * Some operating systems are stingy with stack allocation,
3801 * so perl may have to guard against stack overflow.
3802 */
3803#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 3804#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 3805#endif
3806
3807/*
3808 * Some nonpreemptive operating systems find it convenient to
3809 * check for asynchronous conditions after each op execution.
3810 * Keep this check simple, or it may slow down execution
3811 * massively.
3812 */
ce08f86c 3813
1d615522
JH		 3814#ifndef PERL_MICRO
3815# ifndef PERL_OLD_SIGNALS
2986a63f
JH		 3816# ifndef PERL_ASYNC_CHECK
3817# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
3818# endif
1d615522 3819# endif
ce08f86c
NIS		 3820#endif
3821
da927450 3822#ifndef PERL_ASYNC_CHECK
1d615522 3823# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 3824#endif
3825
3826/*
3827 * On some operating systems, a memory allocation may succeed,
3828 * but put the process too close to the system's comfort limit.
3829 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
3830 * it to NULL.
3831 */
3832#ifndef PERL_ALLOC_CHECK
c2af87cb 3833#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 3834#endif
3835
3836/*
fba3b22e
MB		 3837 * nice_chunk and nice_chunk size need to be set
3838 * and queried under the protection of sv_mutex
3839 */
30ad99e7
MJD		 3840#define offer_nice_chunk(chunk, chunk_size) STMT_START { \
3841 void *new_chunk; \
3842 U32 new_chunk_size; \
3843 LOCK_SV_MUTEX; \
3844 new_chunk = (void *)(chunk); \
3845 new_chunk_size = (chunk_size); \
3846 if (new_chunk_size > PL_nice_chunk_size) { \
3847 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
3848 PL_nice_chunk = new_chunk; \
3849 PL_nice_chunk_size = new_chunk_size; \
3850 } else { \
3851 Safefree(chunk); \
3852 } \
3853 UNLOCK_SV_MUTEX; \
3854 } STMT_END
fba3b22e 3855
bd89102f
AD		 3856#ifdef HAS_SEM
3857# include <sys/ipc.h>
3858# include <sys/sem.h>
3859# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
3860 union semun {
dbba660d
TC		 3861 int val;
3862 struct semid_ds *buf;
3863 unsigned short *array;
bd89102f
AD		 3864 };
3865# endif
3866# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 3867# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
3868 union gccbug_semun {
3869 int val;
3870 struct semid_ds *buf;
3871 unsigned short *array;
3872 char __dummy[5];
3873 };
3874# define semun gccbug_semun
3875# endif
bd89102f
AD		 3876# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
3877# else
3878# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 3879# ifdef EXTRA_F_IN_SEMUN_BUF
3880# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
3881# else
3882# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
3883# endif
bd89102f
AD		 3884# endif
3885# endif
bd89102f 3886#endif
49f531da 3887
89ca4ac7
JH		 3888/*
3889 * Boilerplate macros for initializing and accessing interpreter-local
3890 * data from C. All statics in extensions should be reworked to use
3891 * this, if you want to make the extension thread-safe. See ext/re/re.xs
3892 * for an example of the use of these macros.
3893 *
3894 * Code that uses these macros is responsible for the following:
3895 * 1. #define MY_CXT_KEY to a unique string, e.g. "DynaLoader_guts"
3896 * 2. Declare a typedef named my_cxt_t that is a structure that contains
3897 * all the data that needs to be interpreter-local.
3898 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
3899 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
3900 * (typically put in the BOOT: section).
3901 * 5. Use the members of the my_cxt_t structure everywhere as
3902 * MY_CXT.member.
3903 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
3904 * access MY_CXT.
3905 */
3906
fc958cd2 3907#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7
JH		 3908
3909/* This must appear in all extensions that define a my_cxt_t structure,
3910 * right after the definition (i.e. at file scope). The non-threads
3911 * case below uses it to declare the data as static. */
3912#define START_MY_CXT
3913
3914/* Fetches the SV that keeps the per-interpreter data. */
3915#define dMY_CXT_SV \
3916 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
3917 sizeof(MY_CXT_KEY)-1, TRUE)
3918
3919/* This declaration should be used within all functions that use the
3920 * interpreter-local data. */
3921#define dMY_CXT \
3922 dMY_CXT_SV; \
ec0e15e0 3923 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
89ca4ac7
JH		 3924
3925/* Creates and zeroes the per-interpreter data.
3926 * (We allocate my_cxtp in a Perl SV so that it will be released when
3927 * the interpreter goes away.) */
3928#define MY_CXT_INIT \
3929 dMY_CXT_SV; \
3930 /* newSV() allocates one more than needed */ \
3931 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
3932 Zero(my_cxtp, 1, my_cxt_t); \
ec0e15e0 3933 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
89ca4ac7
JH		 3934
3935/* This macro must be used to access members of the my_cxt_t structure.
3936 * e.g. MYCXT.some_data */
3937#define MY_CXT (*my_cxtp)
3938
3939/* Judicious use of these macros can reduce the number of times dMY_CXT
3940 * is used. Use is similar to pTHX, aTHX etc. */
3941#define pMY_CXT my_cxt_t *my_cxtp
3942#define pMY_CXT_ pMY_CXT,
3943#define _pMY_CXT ,pMY_CXT
3944#define aMY_CXT my_cxtp
3945#define aMY_CXT_ aMY_CXT,
3946#define _aMY_CXT ,aMY_CXT
3947
3948#else /* USE_ITHREADS */
3949
3950#define START_MY_CXT static my_cxt_t my_cxt;
3951#define dMY_CXT_SV dNOOP
3952#define dMY_CXT dNOOP
3953#define MY_CXT_INIT NOOP
3954#define MY_CXT my_cxt
3955
3956#define pMY_CXT void
3957#define pMY_CXT_
3958#define _pMY_CXT
3959#define aMY_CXT
3960#define aMY_CXT_
3961#define _aMY_CXT
3962
3963#endif /* !defined(USE_ITHREADS) */
3964
9a34ef1d
GS		 3965#ifdef I_FCNTL
3966# include <fcntl.h>
9a34ef1d
GS		 3967#endif
3968
3969#ifdef I_SYS_FILE
3970# include <sys/file.h>
3971#endif
3972
fa0a29af 3973#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 3974int flock(int fd, int op);
3975#endif
3976
fe52b3b7
GS		 3977#ifndef O_RDONLY
3978/* Assume UNIX defaults */
3979# define O_RDONLY 0000
3980# define O_WRONLY 0001
3981# define O_RDWR 0002
3982# define O_CREAT 0100
3983#endif
9a34ef1d 3984
16fe6d59
GS		 3985#ifndef O_BINARY
3986# define O_BINARY 0
3987#endif
3988
3989#ifndef O_TEXT
3990# define O_TEXT 0
3991#endif
3992
6ce75a77
JH		 3993#if O_TEXT != O_BINARY
3994 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
3995 * that is, you are somehow DOSish. */
73250e76 3996# if defined(__BEOS__) || defined(__VOS__)
a6e45062
JH		 3997 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
3998 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 3999 /* VOS has O_TEXT != O_BINARY, and they have effect,
4000 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 4001 /* If you have O_TEXT different from your O_BINARY but you still are
4002 * not a CRLF shop. */
35990314 4003# undef PERLIO_USING_CRLF
ec53fe4f
JH		 4004# else
4005 /* If you really are DOSish. */
4006# define PERLIO_USING_CRLF 1
6ce75a77
JH		 4007# endif
4008#endif
4009
104d25b7
JH		 4010#ifdef IAMSUID
4011
4012#ifdef I_SYS_STATVFS
9f982a77
IG		 4013# if defined(PERL_SCO) && !defined(_SVID3)
4014# define _SVID3
4015# endif
32b3cf08
JH		 4016# include <sys/statvfs.h> /* for f?statvfs() */
4017#endif
4018#ifdef I_SYS_MOUNT
4019# include <sys/mount.h> /* for *BSD f?statfs() */
4020#endif
4021#ifdef I_MNTENT
4022# include <mntent.h> /* for getmntent() */
104d25b7 4023#endif
0545a864
JH		 4024#ifdef I_SYS_STATFS
4025# include <sys/statfs.h> /* for some statfs() */
4026#endif
4027#ifdef I_SYS_VFS
8d9e1a19
GS		 4028# ifdef __sgi
4029# define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4030# endif
4031# include <sys/vfs.h> /* for some statfs() */
4032# ifdef __sgi
4033# undef IRIX_sv
4034# endif
0545a864
JH		 4035#endif
4036#ifdef I_USTAT
4037# include <ustat.h> /* for ustat() */
4038#endif
4039
4040#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4041# define PERL_MOUNT_NOSUID MOUNT_NOSUID
4042#endif
4043#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4044# define PERL_MOUNT_NOSUID MNT_NOSUID
4045#endif
4046#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4047# define PERL_MOUNT_NOSUID MS_NOSUID
4048#endif
4049#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4050# define PERL_MOUNT_NOSUID M_NOSUID
4051#endif
104d25b7
JH		 4052
4053#endif /* IAMSUID */
4054
4bc88a62
PS		 4055#ifdef I_LIBUTIL
4056# include <libutil.h> /* setproctitle() in some FreeBSDs */
4057#endif
4058
b4748376
NIS		 4059#ifndef EXEC_ARGV_CAST
4060#define EXEC_ARGV_CAST(x) x
4061#endif
4062
dd5dc04f
JH		 4063#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4064 int). value returned in pointed-
4065 to UV */
4066#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4067#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4068#define IS_NUMBER_NEG 0x08 /* leading minus sign */
4069#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 4070#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 4071
4072#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4073
53305cf1
NC		 4074/* Input flags: */
4075#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 4076#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
53305cf1
NC		 4077/* Output flags: */
4078#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4079
2c4f7f0e
DM		 4080/* to let user control profiling */
4081#ifdef PERL_GPROF_CONTROL
4082extern void moncontrol(int);
4083#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4084#else
4085#define PERL_GPROF_MONCONTROL(x)
4086#endif
4087
ae0e3d3b
JH		 4088#ifdef UNDER_CE
4089#include "wince.h"
4090#endif
4091
4092/* ISO 6429 NEL - C1 control NExt Line */
4093/* See http://www.unicode.org/unicode/reports/tr13/ */
4094#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4095# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4096# define NEXT_LINE_CHAR 0x15
4097# else /* CDRA */
4098# define NEXT_LINE_CHAR 0x25
4099# endif
4100#else
4101# define NEXT_LINE_CHAR 0x85
4102#endif
4103
4104/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
4105#define UNICODE_LINE_SEPA_0 0xE2
4106#define UNICODE_LINE_SEPA_1 0x80
4107#define UNICODE_LINE_SEPA_2 0xA8
4108#define UNICODE_PARA_SEPA_0 0xE2
4109#define UNICODE_PARA_SEPA_1 0x80
4110#define UNICODE_PARA_SEPA_2 0xA9
4111
4d8076ea 4112/* and finally... */
cceca5ed 4113#define PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4114#include "patchlevel.h"
cceca5ed 4115#undef PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4116
43999f95 4117/* Mention
d460ef45 4118
43999f95 4119 NV_PRESERVES_UV
fe749a9f 4120
fe749a9f
JH		 4121 HAS_MKSTEMP
4122 HAS_MKSTEMPS
4123 HAS_MKDTEMP
4124
49dabb45
JH		 4125 HAS_GETCWD
4126
d59b5429 4127 HAS_MMAP
fe749a9f
JH		 4128 HAS_MPROTECT
4129 HAS_MSYNC
1e8c3fde 4130 HAS_MADVISE
fe749a9f
JH		 4131 HAS_MUNMAP
4132 I_SYSMMAN
4133 Mmap_t
4134
6b4667fc
A		 4135 NVef
4136 NVff
4137 NVgf
4138
4e0554ec
JH		 4139 HAS_USLEEP
4140 HAS_UALARM
4141
4142 HAS_SETITIMER
4143 HAS_GETITIMER
4144
4145 HAS_SENDMSG
4146 HAS_RECVMSG
4147 HAS_READV
4148 HAS_WRITEV
4149 I_SYSUIO
4150 HAS_STRUCT_MSGHDR
4151 HAS_STRUCT_CMSGHDR
4152
2765b840 4153 HAS_NL_LANGINFO
0a7020c9 4154
ae0e3d3b 4155 HAS_DIRFD
2765b840 4156
43999f95
JH		 4157 so that Configure picks them up. */
4158
85e6fe83 4159#endif /* Include guard */
ae0e3d3b 4160
Unnamed repository; edit this file 'description' to name the repository.