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OS/2: more missing headers from John Poltorak.
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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 133#ifdef HASATTRIBUTE
3da75212
MB		 134# if defined(__GNUC__) && defined(__cplusplus)
135# define PERL_UNUSED_DECL
136# else
137# define PERL_UNUSED_DECL __attribute__((unused))
138# endif
44dbb695
JH		 139#else
140# define PERL_UNUSED_DECL
141#endif
142
349b520e
DM		 143/* gcc -Wall:
144 * for silencing unused variables that are actually used most of the time,
145 * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs
146 */
147#define PERL_UNUSED_VAR(var) if (0) var = var
148
0cb96387 149#define NOOP (void)0
44dbb695 150#define dNOOP extern int Perl___notused PERL_UNUSED_DECL
71be2cbc 151
0cb96387
GS		 152#ifndef pTHX
153# define pTHX void
154# define pTHX_
0cb96387
GS		 155# define aTHX
156# define aTHX_
0cb96387
GS		 157# define dTHXa(a) dNOOP
158# define dTHX dNOOP
894356b3
GS		 159# define pTHX_1 1
160# define pTHX_2 2
161# define pTHX_3 3
162# define pTHX_4 4
0cb96387
GS		 163#endif
164
b4f7f263
GS		 165/* these are only defined for compatibility; should not be used internally */
166#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 167# define pTHXo pTHX
168# define pTHXo_ pTHX_
0cb96387
GS		 169# define aTHXo aTHX
170# define aTHXo_ aTHX_
c5be433b 171# define dTHXo dTHX
71d280e3 172# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 173#endif
174
175#ifndef pTHXx
176# define pTHXx register PerlInterpreter *my_perl
177# define pTHXx_ pTHXx,
0cb96387
GS		 178# define aTHXx my_perl
179# define aTHXx_ aTHXx,
c5be433b 180# define dTHXx dTHX
22c35a8c 181#endif
71be2cbc 182
1de7c2ac
GS		 183/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
184 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
185 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
186#ifdef PERL_IMPLICIT_SYS
187# define dTHXs dTHX
188#else
189# define dTHXs dNOOP
190#endif
191
326b05e3
GS		 192#undef START_EXTERN_C
193#undef END_EXTERN_C
194#undef EXTERN_C
32f822de
GS		 195#ifdef __cplusplus
196# define START_EXTERN_C extern "C" {
197# define END_EXTERN_C }
198# define EXTERN_C extern "C"
199#else
d460ef45
NIS		 200# define START_EXTERN_C
201# define END_EXTERN_C
73c4f7a1 202# define EXTERN_C extern
32f822de
GS		 203#endif
204
462e5cf6
MB		 205#ifdef OP_IN_REGISTER
206# ifdef __GNUC__
207# define stringify_immed(s) #s
208# define stringify(s) stringify_immed(s)
d1ca3daa 209register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 210# endif
211#endif
212
728e2803 213/*
214 * STMT_START { statements; } STMT_END;
215 * can be used as a single statement, as in
216 * if (x) STMT_START { ... } STMT_END; else ...
217 *
218 * Trying to select a version that gives no warnings...
219 */
220#if !(defined(STMT_START) && defined(STMT_END))
169d69b2 221# if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus)
728e2803 222# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
223# define STMT_END )
224# else
225 /* Now which other defined()s do we need here ??? */
226# if (VOIDFLAGS) && (defined(sun) || defined(__sun__))
227# define STMT_START if (1)
228# define STMT_END else (void)0
229# else
230# define STMT_START do
231# define STMT_END while (0)
232# endif
233# endif
234#endif
235
0cb96387 236#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 237#define WITH_THR(s) WITH_THX(s)
ea0efc06 238
55497cff 239/*
240 * SOFT_CAST can be used for args to prototyped functions to retain some
241 * type checking; it only casts if the compiler does not know prototypes.
242 */
243#if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
244#define SOFT_CAST(type)
245#else
246#define SOFT_CAST(type) (type)
247#endif
79072805 248
6ee623d5 249#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
79072805
LW		 250# define BYTEORDER 0x1234
251#endif
252
253/* Overall memory policy? */
254#ifndef CONSERVATIVE
255# define LIBERAL 1
256#endif
257
8ada0baa
JH		 258#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
259#define ASCIIish
260#else
261#undef ASCIIish
262#endif
263
79072805
LW		 264/*
265 * The following contortions are brought to you on behalf of all the
266 * standards, semi-standards, de facto standards, not-so-de-facto standards
267 * of the world, as well as all the other botches anyone ever thought of.
268 * The basic theory is that if we work hard enough here, the rest of the
269 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
270 */
ac58e20f 271
ee0007ab 272/* define this once if either system, instead of cluttering up the src */
2986a63f 273#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 274#define DOSISH 1
275#endif
276
2986a63f 277#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
352d5a3a
LW		 278# define STANDARD_C 1
279#endif
280
2986a63f 281#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE)
68dc0745 282# define DONT_DECLARE_STD 1
283#endif
284
352d5a3a 285#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 286# ifdef __cplusplus
cb69f87a 287# define VOL /* to temporarily suppress warnings */
79072805
LW		 288# else
289# define VOL volatile
290# endif
663a0e37 291#else
79072805 292# define VOL
663a0e37
LW		 293#endif
294
3280af22
NIS		 295#define TAINT (PL_tainted = TRUE)
296#define TAINT_NOT (PL_tainted = FALSE)
297#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
298#define TAINT_ENV() if (PL_tainting) { taint_env(); }
22c35a8c 299#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
a687059c 300
d460ef45 301/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 302 defines move there? If so, I could simplify this a lot. --AD 9/96.
303*/
304/* Process group stuff changed from traditional BSD to POSIX.
305 perlfunc.pod documents the traditional BSD-style syntax, so we'll
306 try to preserve that, if possible.
307*/
308#ifdef HAS_SETPGID
309# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 310#else
a6e633de 311# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
312# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
313# else
314# ifdef HAS_SETPGRP2 /* DG/UX */
315# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
316# endif
317# endif
318#endif
319#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
320# define HAS_SETPGRP /* Well, effectively it does . . . */
321#endif
322
323/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
324 our life easier :-) so we'll try it.
325*/
326#ifdef HAS_GETPGID
327# define BSD_GETPGRP(pid) getpgid((pid))
328#else
329# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
330# define BSD_GETPGRP(pid) getpgrp((pid))
331# else
332# ifdef HAS_GETPGRP2 /* DG/UX */
333# define BSD_GETPGRP(pid) getpgrp2((pid))
334# endif
335# endif
336#endif
337#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
338# define HAS_GETPGRP /* Well, effectively it does . . . */
339#endif
340
d460ef45 341/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 342 have different behaviors, but perl.h used to define USE_BSDPGRP
343 (prior to 5.003_05) so some extension might depend on it.
344*/
345#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
346# ifndef USE_BSDPGRP
347# define USE_BSDPGRP
348# endif
663a0e37
LW		 349#endif
350
8ac5a1fe
MH		 351/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
352 pthread.h must be included before all other header files.
353*/
4d1ff10f 354#if (defined(USE_5005THREADS) || defined(USE_ITHREADS)) \
1feb2720 355 && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 356# include <pthread.h>
357#endif
358
760ac839
LW		 359#ifndef _TYPES_ /* If types.h defines this it's easy. */
360# ifndef major /* Does everyone's types.h define this? */
361# include <sys/types.h>
c07a80fd 362# endif
663a0e37
LW		 363#endif
364
760ac839
LW		 365#ifdef __cplusplus
366# ifndef I_STDARG
367# define I_STDARG 1
368# endif
369#endif
370
371#ifdef I_STDARG
372# include <stdarg.h>
373#else
374# ifdef I_VARARGS
375# include <varargs.h>
376# endif
377#endif
378
4633a7c4 379#ifdef USE_NEXT_CTYPE
0c30d9ec 380
092bebab
JH		 381#if NX_CURRENT_COMPILER_RELEASE >= 500
382# include <bsd/ctypes.h>
383#else
384# if NX_CURRENT_COMPILER_RELEASE >= 400
385# include <objc/NXCType.h>
386# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
387# include <appkit/NXCType.h>
388# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
389#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 390
391#else /* !USE_NEXT_CTYPE */
fe14fcc3 392#include <ctype.h>
0c30d9ec 393#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 394
395#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
396#undef METHOD
a0d0e21e
LW		 397#endif
398
12ae5dfc
JH		 399#ifdef PERL_MICRO
400# define NO_LOCALE
401#endif
402
4633a7c4 403#ifdef I_LOCALE
36477c24 404# include <locale.h>
4633a7c4
LW		 405#endif
406
36477c24 407#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
408# define USE_LOCALE
409# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
410 && defined(HAS_STRXFRM)
411# define USE_LOCALE_COLLATE
412# endif
413# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
414# define USE_LOCALE_CTYPE
415# endif
416# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
417# define USE_LOCALE_NUMERIC
418# endif
419#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 420
fe14fcc3 421#include <setjmp.h>
79072805 422
a0d0e21e 423#ifdef I_SYS_PARAM
79072805
LW		 424# ifdef PARAM_NEEDS_TYPES
425# include <sys/types.h>
426# endif
427# include <sys/param.h>
352d5a3a 428#endif
79072805 429
79072805 430/* Use all the "standard" definitions? */
a0d0e21e 431#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 432# include <stdlib.h>
ff68c719 433#endif
03a14243 434
3f270f98
JH		 435/* If this causes problems, set i_unistd=undef in the hint file. */
436#ifdef I_UNISTD
437# include <unistd.h>
438#endif
439
7114a2d2 440#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
2ef53570
JH		 441int syscall(int, ...);
442#endif
443
7114a2d2 444#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
fa0a29af 445int usleep(unsigned int);
2ef53570
JH		 446#endif
447
9a34ef1d
GS		 448#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
449# define MYSWAP
450#endif
451
66a93824
NIS		 452/* Cannot include embed.h here on Win32 as win32.h has not
453 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
454 */
96e176bf 455#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9
GS		 456# include "embed.h"
457#endif
458
c31fac66
GS		 459#define MEM_SIZE Size_t
460
51371543
GS		 461#if defined(STANDARD_C) && defined(I_STDDEF)
462# include <stddef.h>
463# define STRUCT_OFFSET(s,m) offsetof(s,m)
464#else
465# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
466#endif
467
468#if defined(I_STRING) || defined(__cplusplus)
469# include <string.h>
470#else
471# include <strings.h>
472#endif
473
55497cff 474/* This comes after <stdlib.h> so we don't try to change the standard
475 * library prototypes; we'll use our own in proto.h instead. */
03a14243 476
4633a7c4 477#ifdef MYMALLOC
86058a2d 478# ifdef PERL_POLLUTE_MALLOC
ee13e175 479# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 480# define Perl_malloc malloc
481# define Perl_calloc calloc
482# define Perl_realloc realloc
483# define Perl_mfree free
ee13e175 484# endif
86058a2d
GS		 485# else
486# define EMBEDMYMALLOC /* for compatibility */
487# endif
993c6a59 488START_EXTERN_C
20ce7b12
GS		 489Malloc_t Perl_malloc (MEM_SIZE nbytes);
490Malloc_t Perl_calloc (MEM_SIZE elements, MEM_SIZE size);
491Malloc_t Perl_realloc (Malloc_t where, MEM_SIZE nbytes);
86058a2d
GS		 492/* 'mfree' rather than 'free', since there is already a 'perl_free'
493 * that causes clashes with case-insensitive linkers */
20ce7b12 494Free_t Perl_mfree (Malloc_t where);
993c6a59 495END_EXTERN_C
55497cff 496
827e134a
GS		 497typedef struct perl_mstats perl_mstats_t;
498
651b9576
GS		 499# define safemalloc Perl_malloc
500# define safecalloc Perl_calloc
501# define saferealloc Perl_realloc
502# define safefree Perl_mfree
f2517201
GS		 503#else /* MYMALLOC */
504# define safemalloc safesysmalloc
505# define safecalloc safesyscalloc
506# define saferealloc safesysrealloc
507# define safefree safesysfree
55497cff 508#endif /* MYMALLOC */
4633a7c4 509
a0d0e21e
LW		 510#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
511#define strchr index
512#define strrchr rindex
513#endif
514
16d20bd9
AD		 515#ifdef I_MEMORY
516# include <memory.h>
517#endif
518
fe14fcc3 519#ifdef HAS_MEMCPY
85e6fe83 520# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 521# ifndef memcpy
20ce7b12 522 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 523# endif
524# endif
525#else
526# ifndef memcpy
527# ifdef HAS_BCOPY
528# define memcpy(d,s,l) bcopy(s,d,l)
529# else
530# define memcpy(d,s,l) my_bcopy(s,d,l)
531# endif
532# endif
533#endif /* HAS_MEMCPY */
fe14fcc3 534
ee0007ab 535#ifdef HAS_MEMSET
85e6fe83 536# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 537# ifndef memset
20ce7b12 538 extern char *memset (char*, int, int);
ee0007ab
LW		 539# endif
540# endif
ee0007ab 541#else
12ae5dfc 542# undef memset
fc36a67e 543# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 544#endif /* HAS_MEMSET */
545
85e6fe83 546#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 547# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 548# define memmove(d,s,l) bcopy(s,d,l)
549# else
2304df62 550# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 551# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 552# else
79072805 553# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 554# endif
352d5a3a 555# endif
d9d8d8de 556#endif
ee0007ab 557
36477c24 558#if defined(mips) && defined(ultrix) && !defined(__STDC__)
559# undef HAS_MEMCMP
560#endif
561
562#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 563# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 564# ifndef memcmp
20ce7b12 565 extern int memcmp (char*, char*, int);
ee0007ab
LW		 566# endif
567# endif
36477c24 568# ifdef BUGGY_MSC
569 # pragma function(memcmp)
570# endif
ee0007ab
LW		 571#else
572# ifndef memcmp
ecfc5424 573# define memcmp my_memcmp
352d5a3a 574# endif
36477c24 575#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 576
fc36a67e 577#ifndef memzero
c635e13b 578# ifdef HAS_MEMSET
579# define memzero(d,l) memset(d,0,l)
79072805 580# else
c635e13b 581# ifdef HAS_BZERO
582# define memzero(d,l) bzero(d,l)
79072805 583# else
fc36a67e 584# define memzero(d,l) my_bzero(d,l)
79072805
LW		 585# endif
586# endif
d9d8d8de 587#endif
378cc40b 588
0f27ced1
JH		 589#ifndef memchr
590# ifndef HAS_MEMCHR
591# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
592# endif
593#endif
594
36477c24 595#ifndef HAS_BCMP
596# ifndef bcmp
597# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 598# endif
36477c24 599#endif /* !HAS_BCMP */
378cc40b 600
ae986130 601#ifdef I_NETINET_IN
79072805 602# include <netinet/in.h>
ae986130
LW		 603#endif
604
28e8609d
JH		 605#ifdef I_ARPA_INET
606# include <arpa/inet.h>
607#endif
608
84902520
TB		 609#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
610/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
611 * (the neo-BSD seem to do this). */
612# undef SF_APPEND
613#endif
614
1aef975c 615#ifdef I_SYS_STAT
84902520 616# include <sys/stat.h>
1aef975c 617#endif
79072805 618
a0d0e21e
LW		 619/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
620 like UTekV) are broken, sometimes giving false positives. Undefine
621 them here and let the code below set them to proper values.
622
623 The ghs macro stands for GreenHills Software C-1.8.5 which
624 is the C compiler for sysV88 and the various derivatives.
625 This header file bug is corrected in gcc-2.5.8 and later versions.
626 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
627
628#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 629# undef S_ISDIR
630# undef S_ISCHR
631# undef S_ISBLK
632# undef S_ISREG
633# undef S_ISFIFO
634# undef S_ISLNK
ee0007ab 635#endif
135863df 636
663a0e37
LW		 637#ifdef I_TIME
638# include <time.h>
ffed7fef 639#endif
663a0e37 640
fe14fcc3 641#ifdef I_SYS_TIME
85e6fe83 642# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 643# define KERNEL
644# endif
645# include <sys/time.h>
85e6fe83 646# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 647# undef KERNEL
648# endif
a687059c 649#endif
135863df 650
55497cff 651#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 652# include <sys/times.h>
d9d8d8de 653#endif
8d063cd8 654
fe14fcc3 655#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 656# undef HAS_STRERROR
663a0e37
LW		 657#endif
658
659#include <errno.h>
1e743fda 660
acfe0abc 661#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 662# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
663#endif
664
4e0554ec
JH		 665/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one */
666#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN)
667# define _SOCKADDR_LEN
668#endif
669
8d3f517a 670#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 671# include <sys/socket.h>
672# if defined(USE_SOCKS) && defined(I_SOCKS)
673# if !defined(INCLUDE_PROTOTYPES)
674# define INCLUDE_PROTOTYPES /* for <socks.h> */
675# define PERL_SOCKS_NEED_PROTOTYPES
676# endif
4d1ff10f 677# ifdef USE_5005THREADS
c3dedce1 678# define PERL_USE_THREADS /* store our value */
4d1ff10f 679# undef USE_5005THREADS
c3dedce1 680# endif
1e743fda 681# include <socks.h>
4d1ff10f
AB		 682# ifdef USE_5005THREADS
683# undef USE_5005THREADS /* socks.h does this on its own */
c3dedce1
JH		 684# endif
685# ifdef PERL_USE_THREADS
4d1ff10f 686# define USE_5005THREADS /* restore our value */
c3dedce1
JH		 687# undef PERL_USE_THREADS
688# endif
1e743fda
JH		 689# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
690# undef INCLUDE_PROTOTYPES
691# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 692# endif
d460ef45 693# endif
1e743fda 694# ifdef I_NETDB
2986a63f
JH		 695# ifdef NETWARE
696# include<stdio.h>
697# endif
1e743fda
JH		 698# include <netdb.h>
699# endif
700# ifndef ENOTSOCK
701# ifdef I_NET_ERRNO
702# include <net/errno.h>
703# endif
704# endif
705#endif
706
fa0a29af 707/* sockatmark() is so new (2001) that many places might have it hidden
2ef53570 708 * behind some -D_BLAH_BLAH_SOURCE guard. */
fa0a29af 709#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
2ef53570
JH		 710int sockatmark(int);
711#endif
712
1e743fda
JH		 713#ifdef SETERRNO
714# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 715#endif
f86702cc 716
717#ifdef VMS
718# define SETERRNO(errcode,vmserrcode) \
719 STMT_START { \
720 set_errno(errcode); \
721 set_vaxc_errno(vmserrcode); \
722 } STMT_END
748a9306 723#else
aba27d88 724# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
748a9306 725#endif
ed6116ce 726
4d1ff10f 727#ifdef USE_5005THREADS
38a03e6e 728# define ERRSV (thr->errsv)
940cb80d
MB		 729# define DEFSV THREADSV(0)
730# define SAVE_DEFSV save_threadsv(0)
38a03e6e 731#else
3280af22 732# define ERRSV GvSV(PL_errgv)
3280af22
NIS		 733# define DEFSV GvSV(PL_defgv)
734# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
4d1ff10f 735#endif /* USE_5005THREADS */
38a03e6e 736
98eae8f5
GS		 737#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
738
55497cff 739#ifndef errno
5ff3f7a4
GS		 740 extern int errno; /* ANSI allows errno to be an lvalue expr.
741 * For example in multithreaded environments
742 * something like this might happen:
743 * extern int *_errno(void);
744 * #define errno (*_errno()) */
d9d8d8de 745#endif
663a0e37 746
2304df62 747#ifdef HAS_STRERROR
a0d0e21e 748# ifdef VMS
20ce7b12 749 char *strerror (int,...);
a0d0e21e 750# else
68dc0745 751#ifndef DONT_DECLARE_STD
20ce7b12 752 char *strerror (int);
68dc0745 753#endif
a0d0e21e 754# endif
2304df62
AD		 755# ifndef Strerror
756# define Strerror strerror
757# endif
758#else
759# ifdef HAS_SYS_ERRLIST
79072805
LW		 760 extern int sys_nerr;
761 extern char *sys_errlist[];
2304df62
AD		 762# ifndef Strerror
763# define Strerror(e) \
79072805 764 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 765# endif
79072805 766# endif
35c8bce7 767#endif
663a0e37 768
2304df62 769#ifdef I_SYS_IOCTL
79072805
LW		 770# ifndef _IOCTL_
771# include <sys/ioctl.h>
772# endif
a687059c
LW		 773#endif
774
ee0007ab 775#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 776# ifdef HAS_SOCKETPAIR
777# undef HAS_SOCKETPAIR
778# endif
2304df62
AD		 779# ifdef I_NDBM
780# undef I_NDBM
79072805 781# endif
a687059c
LW		 782#endif
783
02fc2eee
NC		 784#ifndef HAS_SOCKETPAIR
785# ifdef HAS_SOCKET
786# define socketpair Perl_my_socketpair
787# endif
788#endif
789
a687059c 790#if INTSIZE == 2
79072805
LW		 791# define htoni htons
792# define ntohi ntohs
a687059c 793#else
79072805
LW		 794# define htoni htonl
795# define ntohi ntohl
a687059c
LW		 796#endif
797
a0d0e21e 798/* Configure already sets Direntry_t */
35c8bce7 799#if defined(I_DIRENT)
663a0e37 800# include <dirent.h>
8f1f23e8
W		 801 /* NeXT needs dirent + sys/dir.h */
802# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 803# include <sys/dir.h>
804# endif
ae986130 805#else
fe14fcc3 806# ifdef I_SYS_NDIR
79a0689e 807# include <sys/ndir.h>
663a0e37 808# else
fe14fcc3 809# ifdef I_SYS_DIR
79a0689e
LW		 810# ifdef hp9000s500
811# include <ndir.h> /* may be wrong in the future */
812# else
813# include <sys/dir.h>
814# endif
663a0e37
LW		 815# endif
816# endif
4633a7c4 817#endif
a687059c 818
12ae5dfc
JH		 819#ifdef PERL_MICRO
820# ifndef DIR
821# define DIR void
822# endif
823#endif
824
352d5a3a
LW		 825#ifdef FPUTS_BOTCH
826/* work around botch in SunOS 4.0.1 and 4.0.2 */
827# ifndef fputs
79072805 828# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 829# endif
830#endif
831
c623bd54
LW		 832/*
833 * The following gobbledygook brought to you on behalf of __STDC__.
834 * (I could just use #ifndef __STDC__, but this is more bulletproof
835 * in the face of half-implementations.)
836 */
837
7114a2d2 838#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 839#include <sys/mode.h>
840#endif
841
c623bd54
LW		 842#ifndef S_IFMT
843# ifdef _S_IFMT
844# define S_IFMT _S_IFMT
845# else
846# define S_IFMT 0170000
847# endif
848#endif
849
850#ifndef S_ISDIR
851# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
852#endif
853
854#ifndef S_ISCHR
855# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
856#endif
857
858#ifndef S_ISBLK
fe14fcc3
LW		 859# ifdef S_IFBLK
860# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
861# else
862# define S_ISBLK(m) (0)
863# endif
c623bd54
LW		 864#endif
865
866#ifndef S_ISREG
867# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
868#endif
869
870#ifndef S_ISFIFO
fe14fcc3
LW		 871# ifdef S_IFIFO
872# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
873# else
874# define S_ISFIFO(m) (0)
875# endif
c623bd54
LW		 876#endif
877
878#ifndef S_ISLNK
879# ifdef _S_ISLNK
880# define S_ISLNK(m) _S_ISLNK(m)
881# else
882# ifdef _S_IFLNK
883# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
884# else
885# ifdef S_IFLNK
886# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
887# else
888# define S_ISLNK(m) (0)
889# endif
890# endif
891# endif
892#endif
893
894#ifndef S_ISSOCK
895# ifdef _S_ISSOCK
896# define S_ISSOCK(m) _S_ISSOCK(m)
897# else
898# ifdef _S_IFSOCK
899# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
900# else
901# ifdef S_IFSOCK
902# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
903# else
904# define S_ISSOCK(m) (0)
905# endif
906# endif
907# endif
908#endif
909
910#ifndef S_IRUSR
911# ifdef S_IREAD
912# define S_IRUSR S_IREAD
913# define S_IWUSR S_IWRITE
914# define S_IXUSR S_IEXEC
915# else
916# define S_IRUSR 0400
917# define S_IWUSR 0200
918# define S_IXUSR 0100
919# endif
fac7cdfc
JS		 920#endif
921
922#ifndef S_IRGRP
923# ifdef S_IRUSR
924# define S_IRGRP (S_IRUSR>>3)
925# define S_IWGRP (S_IWUSR>>3)
926# define S_IXGRP (S_IXUSR>>3)
927# else
928# define S_IRGRP 0040
929# define S_IWGRP 0020
930# define S_IXGRP 0010
931# endif
932#endif
933
934#ifndef S_IROTH
935# ifdef S_IRUSR
936# define S_IROTH (S_IRUSR>>6)
937# define S_IWOTH (S_IWUSR>>6)
938# define S_IXOTH (S_IXUSR>>6)
939# else
940# define S_IROTH 0040
941# define S_IWOTH 0020
942# define S_IXOTH 0010
943# endif
c623bd54
LW		 944#endif
945
946#ifndef S_ISUID
947# define S_ISUID 04000
948#endif
949
950#ifndef S_ISGID
951# define S_ISGID 02000
952#endif
953
ca6e1c26
JH		 954#ifndef S_IRWXU
955# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 956#endif
ca6e1c26
JH		 957
958#ifndef S_IRWXG
959# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 960#endif
ca6e1c26
JH		 961
962#ifndef S_IRWXO
963# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 964#endif
ca6e1c26 965
c21fb2b8
JH		 966/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
967 * which would get included through <sys/file.h >, but that is 3000
968 * lines in the future. --jhi */
969
970#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH		 971# define S_IREAD S_IRUSR
972#endif
973
c21fb2b8 974#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH		 975# define S_IWRITE S_IWUSR
976#endif
977
978#ifndef S_IEXEC
979# define S_IEXEC S_IXUSR
980#endif
981
79072805
LW		 982#ifdef ff_next
983# undef ff_next
352d5a3a
LW		 984#endif
985
a0d0e21e 986#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 987# define SLOPPYDIVIDE
988#endif
989
748a9306
LW		 990#ifdef UV
991#undef UV
992#endif
993
c89df6bf
JH		 994#ifdef SPRINTF_E_BUG
995# define sprintf UTS_sprintf_wrap
996#endif
997
c495e728
JH		 998/* Configure gets this right but the UTS compiler gets it wrong.
999 -- Hal Morris <hom00@utsglobal.com> */
1000#ifdef UTS
1001# undef UVTYPE
1002# define UVTYPE unsigned
1003#endif
1004
05f13f53 1005/*
27d4fb96 1006 The IV type is supposed to be long enough to hold any integral
1007 value or a pointer.
1008 --Andy Dougherty August 1996
1009*/
1010
a22e52b9
JH		 1011typedef IVTYPE IV;
1012typedef UVTYPE UV;
8175356b 1013
10cc9d2a 1014#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1015# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1016# define IV_MAX INT64_MAX
1017# define IV_MIN INT64_MIN
1018# define UV_MAX UINT64_MAX
cae7ae48
JH		 1019# ifndef UINT64_MIN
1020# define UINT64_MIN 0
1021# endif
5ff3f7a4
GS		 1022# define UV_MIN UINT64_MIN
1023# else
1024# define IV_MAX PERL_QUAD_MAX
1025# define IV_MIN PERL_QUAD_MIN
1026# define UV_MAX PERL_UQUAD_MAX
1027# define UV_MIN PERL_UQUAD_MIN
1028# endif
cf2093f6
JH		 1029# define IV_IS_QUAD
1030# define UV_IS_QUAD
79072805 1031#else
8175356b 1032# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1033# define IV_MAX INT32_MAX
1034# define IV_MIN INT32_MIN
716026f9
DL		 1035# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1036# define UV_MAX UINT32_MAX
1037# else
1038# define UV_MAX 4294967295U
1039# endif
cae7ae48
JH		 1040# ifndef UINT32_MIN
1041# define UINT32_MIN 0
1042# endif
5ff3f7a4
GS		 1043# define UV_MIN UINT32_MIN
1044# else
1045# define IV_MAX PERL_LONG_MAX
1046# define IV_MIN PERL_LONG_MIN
1047# define UV_MAX PERL_ULONG_MAX
1048# define UV_MIN PERL_ULONG_MIN
1049# endif
8175356b 1050# if IVSIZE == 8
cf2093f6
JH		 1051# define IV_IS_QUAD
1052# define UV_IS_QUAD
de1c2614
JH		 1053# ifndef HAS_QUAD
1054# define HAS_QUAD
1055# endif
cf2093f6
JH		 1056# else
1057# undef IV_IS_QUAD
1058# undef UV_IS_QUAD
de1c2614 1059# undef HAS_QUAD
cf2093f6 1060# endif
79072805 1061#endif
d7d93a81 1062
6cde8aec 1063#if defined(uts) || defined(UTS)
11afe549
HM		 1064# undef UV_MAX
1065# define UV_MAX (4294967295u)
20601011
JH		 1066#endif
1067
cae7ae48 1068#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1069#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1070
28e5dec8 1071#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1072#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1073#endif
1074
d460ef45 1075/*
26bb67e2
JH		 1076 * The macros INT2PTR and NUM2PTR are (despite their names)
1077 * bi-directional: they will convert int/float to or from pointers.
1078 * However the conversion to int/float are named explicitly:
1079 * PTR2IV, PTR2UV, PTR2NV.
1080 *
1081 * For int conversions we do not need two casts if pointers are
1082 * the same size as IV and UV. Otherwise we need an explicit
1083 * cast (PTRV) to avoid compiler warnings.
1084 */
56431972
RB		 1085#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1086# define PTRV UV
1087# define INT2PTR(any,d) (any)(d)
1088#else
d460ef45 1089# if PTRSIZE == LONGSIZE
56431972 1090# define PTRV unsigned long
42718184 1091# else
56431972 1092# define PTRV unsigned
42718184 1093# endif
56431972 1094# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1095#endif
56431972
RB		 1096#define NUM2PTR(any,d) (any)(PTRV)(d)
1097#define PTR2IV(p) INT2PTR(IV,p)
1098#define PTR2UV(p) INT2PTR(UV,p)
1099#define PTR2NV(p) NUM2PTR(NV,p)
d460ef45 1100#if PTRSIZE == LONGSIZE
d2560b70
RB		 1101# define PTR2ul(p) (unsigned long)(p)
1102#else
1103# define PTR2ul(p) INT2PTR(unsigned long,p)
1104#endif
d460ef45 1105
65202027 1106#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1107# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1108# define LONG_DOUBLE_EQUALS_DOUBLE
1109# endif
68d4903c 1110# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1111# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1112# endif
1113#endif
1114
2d4389e4
JH		 1115#ifdef OVR_DBL_DIG
1116/* Use an overridden DBL_DIG */
1117# ifdef DBL_DIG
1118# undef DBL_DIG
1119# endif
1120# define DBL_DIG OVR_DBL_DIG
1121#else
1122/* The following is all to get DBL_DIG, in order to pick a nice
1123 default value for printing floating point numbers in Gconvert.
1124 (see config.h)
1125*/
1126#ifdef I_LIMITS
1127#include <limits.h>
1128#endif
1129#ifdef I_FLOAT
1130#include <float.h>
1131#endif
1132#ifndef HAS_DBL_DIG
1133#define DBL_DIG 15 /* A guess that works lots of places */
1134#endif
1135#endif
cbca01e1
JH		 1136#ifdef I_FLOAT
1137#include <float.h>
1138#endif
1139#ifndef HAS_DBL_DIG
1140#define DBL_DIG 15 /* A guess that works lots of places */
1141#endif
2d4389e4
JH		 1142
1143#ifdef OVR_LDBL_DIG
1144/* Use an overridden LDBL_DIG */
1145# ifdef LDBL_DIG
1146# undef LDBL_DIG
1147# endif
1148# define LDBL_DIG OVR_LDBL_DIG
1149#else
1150/* The following is all to get LDBL_DIG, in order to pick a nice
1151 default value for printing floating point numbers in Gconvert.
1152 (see config.h)
1153*/
68d4903c
JH		 1154# ifdef I_LIMITS
1155# include <limits.h>
1156# endif
1157# ifdef I_FLOAT
1158# include <float.h>
1159# endif
1160# ifndef HAS_LDBL_DIG
1161# if LONG_DOUBLESIZE == 10
1162# define LDBL_DIG 18 /* assume IEEE */
1163# else
1164# if LONG_DOUBLESIZE == 12
1165# define LDBL_DIG 18 /* gcc? */
1166# else
1167# if LONG_DOUBLESIZE == 16
1168# define LDBL_DIG 33 /* assume IEEE */
1169# else
1170# if LONG_DOUBLESIZE == DOUBLESIZE
1171# define LDBL_DIG DBL_DIG /* bummer */
1172# endif
1173# endif
1174# endif
1175# endif
1176# endif
2d4389e4
JH		 1177#endif
1178
a22e52b9 1179typedef NVTYPE NV;
8175356b 1180
792d8dab
JH		 1181#ifdef I_IEEEFP
1182# include <ieeefp.h>
1183#endif
923fc586 1184
65202027 1185#ifdef USE_LONG_DOUBLE
923fc586
JH		 1186# ifdef I_SUNMATH
1187# include <sunmath.h>
1188# endif
2d4389e4 1189# define NV_DIG LDBL_DIG
d6c14000
JH		 1190# ifdef LDBL_MANT_DIG
1191# define NV_MANT_DIG LDBL_MANT_DIG
1192# endif
06fc1729
JH		 1193# ifdef LDBL_MIN
1194# define NV_MIN LDBL_MIN
1195# endif
1196# ifdef LDBL_MAX
1197# define NV_MAX LDBL_MAX
1198# endif
1199# ifdef LDBL_MIN_10_EXP
1200# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1201# endif
1202# ifdef LDBL_MAX_10_EXP
1203# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1204# endif
1205# ifdef LDBL_EPSILON
1206# define NV_EPSILON LDBL_EPSILON
1207# endif
f4a14a62
JH		 1208# ifdef LDBL_MAX
1209# define NV_MAX LDBL_MAX
1210# define NV_MIN LDBL_MIN
1211# else
1212# ifdef HUGE_VALL
1213# define NV_MAX HUGE_VALL
1214# else
1215# ifdef HUGE_VAL
1216# define NV_MAX ((NV)HUGE_VAL)
1217# endif
1218# endif
1219# endif
68d4903c 1220# ifdef HAS_SQRTL
68d4903c
JH		 1221# define Perl_cos cosl
1222# define Perl_sin sinl
1223# define Perl_sqrt sqrtl
1224# define Perl_exp expl
1225# define Perl_log logl
1226# define Perl_atan2 atan2l
1227# define Perl_pow powl
1228# define Perl_floor floorl
1229# define Perl_fmod fmodl
1230# endif
a3540c92
JH		 1231/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1232# ifdef HAS_MODFL
1233# define Perl_modf(x,y) modfl(x,y)
e82e08d5
JH		 1234# else
1235# define Perl_modf(x,y) ((long double)modf((double)(x),(double*)(y)))
a3540c92
JH		 1236# endif
1237# ifdef HAS_FREXPL
dff3e0b8 1238# define Perl_frexp(x,y) frexpl(x,y)
e82e08d5
JH		 1239# else
1240# define Perl_frexp(x,y) ((long double)frexp((double)(x),y))
a3540c92 1241# endif
38dbb4c5 1242# ifndef Perl_isnan
758a5d79
JH		 1243# ifdef HAS_ISNANL
1244# define Perl_isnan(x) isnanl(x)
1245# endif
1246# endif
1247# ifndef Perl_isinf
1248# ifdef HAS_FINITEL
1249# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1250# endif
1251# endif
65202027 1252#else
2d4389e4 1253# define NV_DIG DBL_DIG
d6c14000
JH		 1254# ifdef DBL_MANT_DIG
1255# define NV_MANT_DIG DBL_MANT_DIG
1256# endif
06fc1729
JH		 1257# ifdef DBL_MIN
1258# define NV_MIN DBL_MIN
1259# endif
1260# ifdef DBL_MAX
1261# define NV_MAX DBL_MAX
1262# endif
1263# ifdef DBL_MIN_10_EXP
1264# define NV_MIN_10_EXP DBL_MIN_10_EXP
1265# endif
1266# ifdef DBL_MAX_10_EXP
1267# define NV_MAX_10_EXP DBL_MAX_10_EXP
1268# endif
1269# ifdef DBL_EPSILON
1270# define NV_EPSILON DBL_EPSILON
1271# endif
f4a14a62
JH		 1272# ifdef DBL_MAX
1273# define NV_MAX DBL_MAX
1274# define NV_MIN DBL_MIN
1275# else
1276# ifdef HUGE_VAL
1277# define NV_MAX HUGE_VAL
1278# endif
1279# endif
65202027
DS		 1280# define Perl_cos cos
1281# define Perl_sin sin
1282# define Perl_sqrt sqrt
1283# define Perl_exp exp
1284# define Perl_log log
1285# define Perl_atan2 atan2
1286# define Perl_pow pow
1287# define Perl_floor floor
65202027 1288# define Perl_fmod fmod
a3540c92 1289# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1290# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 1291#endif
1292
1293/* rumor has it that Win32 has _fpclass() */
1294
1295#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1296# ifdef I_IEEFP
1297# include <ieeefp.h>
1298# endif
1299# ifdef I_FP
1300# include <fp.h>
1301# endif
1302# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1303# define Perl_fp_class() fpclassl(x)
1304# else
1305# define Perl_fp_class() fpclass(x)
1306# endif
1307# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1308# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1309# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1310# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1311# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1312# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1313# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1314# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1315# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1316# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1317# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1318# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1319# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1320# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1321# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1322#endif
1323
7114a2d2 1324#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 1325# include <math.h>
1326# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1327# include <fp_class.h>
1328# endif
1329# define Perl_fp_class(x) fp_class(x)
1330# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1331# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1332# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1333# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1334# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1335# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1336# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1337# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1338# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1339# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1340# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1341# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1342# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1343# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1344# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1345#endif
1346
1347#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1348# include <math.h>
1349# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 1350# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH		 1351# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1352# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1353# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1354# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1355#endif
1356
1357#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1358# include <math.h>
1359# ifndef _cplusplus
1360# define Perl_fp_class(x) class(x)
1361# else
1362# define Perl_fp_class(x) _class(x)
1363# endif
1364# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1365# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1366# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1367# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1368# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1369# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1370# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1371# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1372# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1373# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1374# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1375# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1376# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1377# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1378# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1379#endif
1380
1381/* rumor has it that Win32 has _isnan() */
1382
1383#ifndef Perl_isnan
a3540c92 1384# ifdef HAS_ISNAN
758a5d79
JH		 1385# define Perl_isnan(x) isnan((NV)x)
1386# else
1387# ifdef Perl_fp_class_nan
1388# define Perl_isnan(x) Perl_fp_class_nan(x)
1389# else
1390# ifdef HAS_UNORDERED
1391# define Perl_isnan(x) unordered((x), 0.0)
1392# else
1393# define Perl_isnan(x) ((x)!=(x))
1394# endif
1395# endif
1396# endif
1397#endif
1398
ca6c63e1
JH		 1399#ifdef UNDER_CE
1400int isnan(double d);
1401#endif
1402
758a5d79
JH		 1403#ifndef Perl_isinf
1404# ifdef HAS_ISINF
1405# define Perl_isinf(x) isinf((NV)x)
a3540c92 1406# else
758a5d79
JH		 1407# ifdef Perl_fp_class_inf
1408# define Perl_isinf(x) Perl_fp_class_inf(x)
1409# else
1410# define Perl_isinf(x) ((x)==NV_INF)
1411# endif
1412# endif
1413#endif
1414
1415#ifndef Perl_isfinite
1416# ifdef HAS_FINITE
1417# define Perl_isfinite(x) finite((NV)x)
1418# else
1419# ifdef HAS_ISFINITE
1420# define Perl_isfinite(x) isfinite(x)
1421# else
1422# ifdef Perl_fp_class_finite
1423# define Perl_isfinite(x) Perl_fp_class_finite(x)
1424# else
1425# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1426# endif
1427# endif
a3540c92 1428# endif
65202027
DS		 1429#endif
1430
a36244b7
JH		 1431/* The default is to use Perl's own atof() implementation (in numeric.c).
1432 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1433 * it is however best to use the native implementation of atof.
1434 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1435 * Some good tests to try out with either setting are t/base/num.t,
1436 * t/op/numconvert.t, and t/op/pack.t. */
1437
1438#ifndef USE_PERL_ATOF
1439# ifndef _UNICOS
1440# define USE_PERL_ATOF
1441# endif
1442#else
1443# if USE_PERL_ATOF == 0
1444# undef USE_PERL_ATOF
1445# endif
1446#endif
1447
1448#ifdef USE_PERL_ATOF
1449# define Perl_atof(s) Perl_my_atof(s)
1450# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1451#else
1452# define Perl_atof(s) (NV)atof(s)
1453# define Perl_atof2(s, n) ((n) = atof(s))
1454#endif
cf2093f6 1455
d460ef45 1456/* Previously these definitions used hardcoded figures.
760ac839
LW		 1457 * It is hoped these formula are more portable, although
1458 * no data one way or another is presently known to me.
1459 * The "PERL_" names are used because these calculated constants
1460 * do not meet the ANSI requirements for LONG_MAX, etc., which
1461 * need to be constants acceptable to #if - kja
1462 * define PERL_LONG_MAX 2147483647L
1463 * define PERL_LONG_MIN (-LONG_MAX - 1)
1464 * define PERL ULONG_MAX 4294967295L
1465 */
1466
1467#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1468# include <limits.h>
1469#else
1470#ifdef I_VALUES
1471# include <values.h>
1472#endif
1473#endif
1474
99abf803 1475/*
1476 * Try to figure out max and min values for the integral types. THE CORRECT
1477 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1478 * following hacks are used if neither limits.h or values.h provide them:
1479 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1480 * for types < int: (unsigned TYPE)~(unsigned)0
1481 * The argument to ~ must be unsigned so that later signed->unsigned
1482 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1483 * and it must not be smaller than int because ~ does integral promotion.
1484 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1485 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1486 * The latter is a hack which happens to work on some machines but
1487 * does *not* catch any random system, or things like integer types
1488 * with NaN if that is possible.
1489 *
1490 * All of the types are explicitly cast to prevent accidental loss of
1491 * numeric range, and in the hope that they will be less likely to confuse
1492 * over-eager optimizers.
1493 *
1494 */
27d4fb96 1495
99abf803 1496#define PERL_UCHAR_MIN ((unsigned char)0)
1497
1498#ifdef UCHAR_MAX
1499# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1500#else
99abf803 1501# ifdef MAXUCHAR
1502# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1503# else
99abf803 1504# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 1505# endif
1506#endif
d460ef45 1507
99abf803 1508/*
1509 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1510 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1511 * depending on local options. Until Configure detects this (or at least
1512 * detects whether the "signed" keyword is available) the CHAR ranges
1513 * will not be included. UCHAR functions normally.
1514 * - kja
1515 */
27d4fb96 1516
99abf803 1517#define PERL_USHORT_MIN ((unsigned short)0)
1518
1519#ifdef USHORT_MAX
1520# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 1521#else
99abf803 1522# ifdef MAXUSHORT
1523# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 1524# else
ef2f54b0
CB		 1525# ifdef USHRT_MAX
1526# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1527# else
1528# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1529# endif
27d4fb96 1530# endif
1531#endif
1532
27d4fb96 1533#ifdef SHORT_MAX
99abf803 1534# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 1535#else
1536# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 1537# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 1538# else
ef2f54b0
CB		 1539# ifdef SHRT_MAX
1540# define PERL_SHORT_MAX ((short)SHRT_MAX)
1541# else
1542# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1543# endif
27d4fb96 1544# endif
1545#endif
1546
1547#ifdef SHORT_MIN
99abf803 1548# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 1549#else
1550# ifdef MINSHORT
99abf803 1551# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 1552# else
ef2f54b0
CB		 1553# ifdef SHRT_MIN
1554# define PERL_SHORT_MIN ((short)SHRT_MIN)
1555# else
1556# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1557# endif
27d4fb96 1558# endif
1559#endif
1560
99abf803 1561#ifdef UINT_MAX
1562# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 1563#else
99abf803 1564# ifdef MAXUINT
1565# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 1566# else
99abf803 1567# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 1568# endif
1569#endif
1570
99abf803 1571#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 1572
1573#ifdef INT_MAX
99abf803 1574# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 1575#else
1576# ifdef MAXINT /* Often used in <values.h> */
99abf803 1577# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 1578# else
99abf803 1579# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 1580# endif
1581#endif
1582
1583#ifdef INT_MIN
99abf803 1584# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 1585#else
1586# ifdef MININT
99abf803 1587# define PERL_INT_MIN ((int)MININT)
27d4fb96 1588# else
1589# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1590# endif
1591#endif
1592
99abf803 1593#ifdef ULONG_MAX
1594# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 1595#else
99abf803 1596# ifdef MAXULONG
1597# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 1598# else
99abf803 1599# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 1600# endif
1601#endif
1602
99abf803 1603#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 1604
760ac839 1605#ifdef LONG_MAX
99abf803 1606# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 1607#else
1608# ifdef MAXLONG /* Often used in <values.h> */
99abf803 1609# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 1610# else
99abf803 1611# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 1612# endif
1613#endif
1614
1615#ifdef LONG_MIN
99abf803 1616# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 1617#else
1618# ifdef MINLONG
99abf803 1619# define PERL_LONG_MIN ((long)MINLONG)
760ac839 1620# else
27d4fb96 1621# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 1622# endif
1623#endif
1624
d7d93a81 1625#ifdef UV_IS_QUAD
99abf803 1626
99abf803 1627# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 1628# define PERL_UQUAD_MIN ((UV)0)
99abf803 1629# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 1630# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 1631
79072805
LW		 1632#endif
1633
880b20b6
IZ		 1634struct perl_mstats {
1635 UV *nfree;
1636 UV *ntotal;
1637 IV topbucket, topbucket_ev, topbucket_odd, totfree, total, total_chain;
1638 IV total_sbrk, sbrks, sbrk_good, sbrk_slack, start_slack, sbrked_remains;
1639 IV minbucket;
1640 /* Level 1 info */
1641 UV *bucket_mem_size;
1642 UV *bucket_available_size;
1643 UV nbuckets;
1644};
830247a4 1645struct RExC_state_t;
880b20b6 1646
ee0007ab 1647typedef MEM_SIZE STRLEN;
450a55e4 1648
79072805
LW		 1649typedef struct op OP;
1650typedef struct cop COP;
1651typedef struct unop UNOP;
1652typedef struct binop BINOP;
1653typedef struct listop LISTOP;
1654typedef struct logop LOGOP;
79072805
LW		 1655typedef struct pmop PMOP;
1656typedef struct svop SVOP;
7934575e 1657typedef struct padop PADOP;
79072805 1658typedef struct pvop PVOP;
79072805
LW		 1659typedef struct loop LOOP;
1660
93a17b20 1661typedef struct interpreter PerlInterpreter;
d2b3f365
SS		 1662
1663/* Amdahl's <ksync.h> has struct sv */
1664/* SGI's <sys/sema.h> has struct sv */
1665#if defined(UTS) || defined(__sgi)
1666# define STRUCT_SV perl_sv
b8d3c5db
JH		 1667#else
1668# define STRUCT_SV sv
1669#endif
1670typedef struct STRUCT_SV SV;
79072805
LW		 1671typedef struct av AV;
1672typedef struct hv HV;
1673typedef struct cv CV;
378cc40b 1674typedef struct regexp REGEXP;
79072805 1675typedef struct gp GP;
0c30d9ec 1676typedef struct gv GV;
8990e307 1677typedef struct io IO;
c09156bb 1678typedef struct context PERL_CONTEXT;
79072805
LW		 1679typedef struct block BLOCK;
1680
1681typedef struct magic MAGIC;
ed6116ce 1682typedef struct xrv XRV;
79072805
LW		 1683typedef struct xpv XPV;
1684typedef struct xpviv XPVIV;
ff68c719 1685typedef struct xpvuv XPVUV;
79072805
LW		 1686typedef struct xpvnv XPVNV;
1687typedef struct xpvmg XPVMG;
1688typedef struct xpvlv XPVLV;
1689typedef struct xpvav XPVAV;
1690typedef struct xpvhv XPVHV;
1691typedef struct xpvgv XPVGV;
1692typedef struct xpvcv XPVCV;
1693typedef struct xpvbm XPVBM;
1694typedef struct xpvfm XPVFM;
8990e307 1695typedef struct xpvio XPVIO;
79072805
LW		 1696typedef struct mgvtbl MGVTBL;
1697typedef union any ANY;
5f7fde29
GS		 1698typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
1699typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 1700typedef struct clone_params CLONE_PARAMS;
1701
8d063cd8 1702
378cc40b 1703#include "handy.h"
a0d0e21e 1704
6b8eaf93 1705#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 1706# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
1707# define USE_64_BIT_RAWIO /* implicit */
1708# endif
4564133c
JH		 1709#endif
1710
6b8eaf93
JH		 1711/* Notice the use of HAS_FSEEKO: now we are obligated to always use
1712 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
1713 * however, because operating systems like to do that themself. */
1714#ifndef FSEEKSIZE
1715# ifdef HAS_FSEEKO
1716# define FSEEKSIZE LSEEKSIZE
1717# else
1718# define FSEEKSIZE LONGSIZE
d460ef45 1719# endif
6b8eaf93
JH		 1720#endif
1721
1722#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 1723# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
1724# define USE_64_BIT_STDIO /* implicit */
1725# endif
1726#endif
4564133c 1727
09458382 1728#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 1729# ifdef HAS_OFF64_T
1730# undef Off_t
1731# define Off_t off64_t
1732# undef LSEEKSIZE
1733# define LSEEKSIZE 8
5ff3f7a4 1734# endif
d9b3e12d
JH		 1735/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1736 * will trigger defines like the ones below. Some 64-bit environments,
09458382 1737 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 1738# if defined(USE_OPEN64)
1739# define open open64
5ff3f7a4 1740# endif
d9b3e12d
JH		 1741# if defined(USE_LSEEK64)
1742# define lseek lseek64
6b8eaf93
JH		 1743# else
1744# if defined(USE_LLSEEK)
1745# define lseek llseek
1746# endif
d9b3e12d
JH		 1747# endif
1748# if defined(USE_STAT64)
1749# define stat stat64
1750# endif
1751# if defined(USE_FSTAT64)
1752# define fstat fstat64
1753# endif
1754# if defined(USE_LSTAT64)
1755# define lstat lstat64
1756# endif
1757# if defined(USE_FLOCK64)
1758# define flock flock64
1759# endif
1760# if defined(USE_LOCKF64)
1761# define lockf lockf64
1762# endif
1763# if defined(USE_FCNTL64)
1764# define fcntl fcntl64
1765# endif
1766# if defined(USE_TRUNCATE64)
1767# define truncate truncate64
1768# endif
1769# if defined(USE_FTRUNCATE64)
1770# define ftruncate ftruncate64
1771# endif
1772#endif
1773
1774#ifdef USE_64_BIT_STDIO
1775# ifdef HAS_FPOS64_T
1776# undef Fpos_t
1777# define Fpos_t fpos64_t
1778# endif
1779/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1780 * will trigger defines like the ones below. Some 64-bit environments,
1781 * however, do not. */
1782# if defined(USE_FOPEN64)
1783# define fopen fopen64
1784# endif
1785# if defined(USE_FSEEK64)
6b8eaf93 1786# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 1787# endif
1788# if defined(USE_FTELL64)
6b8eaf93 1789# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 1790# endif
1791# if defined(USE_FSETPOS64)
1792# define fsetpos fsetpos64
1793# endif
1794# if defined(USE_FGETPOS64)
1795# define fgetpos fgetpos64
1796# endif
1797# if defined(USE_TMPFILE64)
1798# define tmpfile tmpfile64
1799# endif
1800# if defined(USE_FREOPEN64)
1801# define freopen freopen64
5ff3f7a4
GS		 1802# endif
1803#endif
1804
af8b425d 1805#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 1806# include "iperlsys.h"
1807#endif
1808
6f71a643 1809#if defined(__OPEN_VM)
19848b3f
JH		 1810# include "vmesa/vmesaish.h"
1811# define ISHISH "vmesa"
6f71a643
JH		 1812#endif
1813
748a9306 1814#ifdef DOSISH
19848b3f
JH		 1815# if defined(OS2)
1816# include "os2ish.h"
1817# else
1818# include "dosish.h"
1819# endif
1820# define ISHISH "dos"
1821#endif
1822
1823#if defined(VMS)
748a9306 1824# include "vmsish.h"
96e176bf 1825# include "embed.h"
19848b3f
JH		 1826# define ISHISH "vms"
1827#endif
1828
1829#if defined(PLAN9)
1830# include "./plan9/plan9ish.h"
1831# define ISHISH "plan9"
1832#endif
1833
1834#if defined(MPE)
1835# include "mpeix/mpeixish.h"
1836# define ISHISH "mpeix"
1837#endif
1838
1839#if defined(__VOS__)
196918b0
PG		 1840# ifdef __GNUC__
1841# include "./vos/vosish.h"
1842# else
1843# include "vos/vosish.h"
1844# endif
19848b3f
JH		 1845# define ISHISH "vos"
1846#endif
1847
1848#if defined(EPOC)
1849# include "epocish.h"
1850# define ISHISH "epoc"
1851#endif
1852
1853#if defined(MACOS_TRADITIONAL)
1854# include "macos/macish.h"
1855# ifndef NO_ENVIRON_ARRAY
1856# define NO_ENVIRON_ARRAY
0c30d9ec 1857# endif
19848b3f
JH		 1858# define ISHISH "macos classic"
1859#endif
1860
efca5cc6
JH		 1861#if defined(__BEOS__)
1862# include "beos/beosish.h"
1863# define ISHISH "beos"
1864#endif
1865
19848b3f
JH		 1866#ifndef ISHISH
1867# include "unixish.h"
1868# define ISHISH "unix"
13b6e58c
JH		 1869#endif
1870
1871#ifndef NO_ENVIRON_ARRAY
1872# define USE_ENVIRON_ARRAY
1873#endif
32f822de 1874
c77b533b
JH		 1875/*
1876 * initialise to avoid floating-point exceptions from overflow, etc
1877 */
1878#ifndef PERL_FPU_INIT
1879# ifdef HAS_FPSETMASK
1880# if HAS_FLOATINGPOINT_H
1881# include <floatingpoint.h>
1882# endif
1883# define PERL_FPU_INIT fpsetmask(0);
c77b533b 1884# else
7014c407
JH		 1885# if defined(SIGFPE) && defined(SIG_IGN)
1886# define PERL_FPU_INIT signal(SIGFPE, SIG_IGN);
1887# else
1888# define PERL_FPU_INIT
1889# endif
c77b533b
JH		 1890# endif
1891#endif
1892
ed344e4f
IZ		 1893#ifndef PERL_SYS_INIT3
1894# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
1895#endif
1896
be708cc0
JH		 1897#ifndef PERL_WRITE_MSG_TO_CONSOLE
1898# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
1899#endif
1900
0f31cffe
GS		 1901#ifndef MAXPATHLEN
1902# ifdef PATH_MAX
b990c8b2
JH		 1903# ifdef _POSIX_PATH_MAX
1904# if PATH_MAX > _POSIX_PATH_MAX
1905/* MAXPATHLEN is supposed to include the final null character,
1906 * as opposed to PATH_MAX and _POSIX_PATH_MAX. */
1907# define MAXPATHLEN (PATH_MAX+1)
1908# else
1909# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1910# endif
1911# else
1912# define MAXPATHLEN (PATH_MAX+1)
1913# endif
0f31cffe 1914# else
b990c8b2
JH		 1915# ifdef _POSIX_PATH_MAX
1916# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1917# else
1918# define MAXPATHLEN 1024 /* Err on the large side. */
1919# endif
0f31cffe
GS		 1920# endif
1921#endif
1922
d460ef45 1923/*
4d1ff10f 1924 * USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 1925 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 1926 * this results in many functions being undeclared which bothers C++
1927 * May make sense to have threads after "*ish.h" anyway
1928 */
1929
4d1ff10f
AB		 1930#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
1931# if defined(USE_5005THREADS)
79d59c5f
GS		 1932 /* pending resolution of licensing issues, we avoid the erstwhile
1933 * atomic.h everywhere */
1934# define EMULATE_ATOMIC_REFCOUNTS
1feb2720 1935# endif
2986a63f
JH		 1936# ifdef NETWARE
1937# include <nw5thread.h>
1938# else
32f822de
GS		 1939# ifdef FAKE_THREADS
1940# include "fakethr.h"
1941# else
1942# ifdef WIN32
1943# include <win32thread.h>
1944# else
dd96f567
IZ		 1945# ifdef OS2
1946# include "os2thread.h"
1947# else
7f3d1cf1 1948# ifdef I_MACH_CTHREADS
bdd66968 1949# include <mach/cthreads.h>
8f1f23e8 1950# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 1951# define MUTEX_INIT_CALLS_MALLOC
1952# endif
7f3d1cf1
BH		 1953typedef cthread_t perl_os_thread;
1954typedef mutex_t perl_mutex;
1955typedef condition_t perl_cond;
1956typedef void * perl_key;
1957# else /* Posix threads */
1f5ae88c
JH		 1958# ifdef I_PTHREAD
1959# include <pthread.h>
1960# endif
7f3d1cf1
BH		 1961typedef pthread_t perl_os_thread;
1962typedef pthread_mutex_t perl_mutex;
1963typedef pthread_cond_t perl_cond;
1964typedef pthread_key_t perl_key;
1965# endif /* I_MACH_CTHREADS */
dd96f567 1966# endif /* OS2 */
32f822de
GS		 1967# endif /* WIN32 */
1968# endif /* FAKE_THREADS */
2986a63f 1969#endif /* NETWARE */
4d1ff10f 1970#endif /* USE_5005THREADS || USE_ITHREADS */
c5be433b 1971
66a93824 1972#if defined(WIN32)
1feb2720 1973# include "win32.h"
c5be433b
GS		 1974#endif
1975
2986a63f
JH		 1976#ifdef NETWARE
1977# include "netware.h"
1978#endif
1979
68dc0745 1980#ifdef VMS
6b88bc9c 1981# define STATUS_NATIVE PL_statusvalue_vms
68dc0745 1982# define STATUS_NATIVE_EXPORT \
d98f61e7 1983 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
68dc0745 1984# define STATUS_NATIVE_SET(n) \
1985 STMT_START { \
6b88bc9c
GS		 1986 PL_statusvalue_vms = (n); \
1987 if ((I32)PL_statusvalue_vms == -1) \
3280af22 1988 PL_statusvalue = -1; \
6b88bc9c 1989 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
3280af22 1990 PL_statusvalue = 0; \
6b88bc9c
GS		 1991 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
1992 PL_statusvalue = 1 << 8; \
68dc0745 1993 else \
6b88bc9c 1994 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
68dc0745 1995 } STMT_END
3280af22 1996# define STATUS_POSIX PL_statusvalue
68dc0745 1997# ifdef VMSISH_STATUS
1998# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
1999# else
2000# define STATUS_CURRENT STATUS_POSIX
2001# endif
2002# define STATUS_POSIX_SET(n) \
2003 STMT_START { \
3280af22
NIS		 2004 PL_statusvalue = (n); \
2005 if (PL_statusvalue != -1) { \
2006 PL_statusvalue &= 0xFFFF; \
6b88bc9c 2007 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
68dc0745 2008 } \
6b88bc9c 2009 else PL_statusvalue_vms = -1; \
68dc0745 2010 } STMT_END
6b88bc9c
GS		 2011# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
2012# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
68dc0745 2013#else
2014# define STATUS_NATIVE STATUS_POSIX
2015# define STATUS_NATIVE_EXPORT STATUS_POSIX
2016# define STATUS_NATIVE_SET STATUS_POSIX_SET
3280af22 2017# define STATUS_POSIX PL_statusvalue
68dc0745 2018# define STATUS_POSIX_SET(n) \
2019 STMT_START { \
3280af22
NIS		 2020 PL_statusvalue = (n); \
2021 if (PL_statusvalue != -1) \
2022 PL_statusvalue &= 0xFFFF; \
68dc0745 2023 } STMT_END
2024# define STATUS_CURRENT STATUS_POSIX
3280af22
NIS		 2025# define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
2026# define STATUS_ALL_FAILURE (PL_statusvalue = 1)
68dc0745 2027#endif
2028
cc3604b1
GS		 2029/* flags in PL_exit_flags for nature of exit() */
2030#define PERL_EXIT_EXPECTED 0x01
31d77e54 2031#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2032
0b94c7bb 2033#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 2034# define MEMBER_TO_FPTR(name) name
2035#endif
2036
2037/* format to use for version numbers in file/directory names */
273cf8d1 2038/* XXX move to Configure? */
a7cb1f99 2039#ifndef PERL_FS_VER_FMT
273cf8d1 2040# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS		 2041#endif
2042
45bc9206 2043/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 2044 * performance issue, so we allow people to disable it. Also, if
2045 * we are using stdio, there are broken implementations of fflush(NULL)
2046 * out there, Solaris being the most prominent.
45bc9206
GS		 2047 */
2048#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2049# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2050# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 2051# else
2052# ifdef FFLUSH_ALL
2053# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2054# else
c5be433b 2055# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2056# endif
66fe083f 2057# endif
45bc9206
GS		 2058#endif
2059
7766f137
GS		 2060#ifndef PERL_WAIT_FOR_CHILDREN
2061# define PERL_WAIT_FOR_CHILDREN NOOP
2062#endif
2063
ba869deb 2064/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 2065#ifndef PERL_SET_INTERP
2066# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2067#endif
2068
2069#ifndef PERL_GET_INTERP
2070# define PERL_GET_INTERP (PL_curinterp)
2071#endif
2072
54aff467 2073#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
4d1ff10f 2074# ifdef USE_5005THREADS
ba869deb 2075# define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT)
54aff467
GS		 2076# else
2077# ifdef MULTIPLICITY
ba869deb 2078# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467
GS		 2079# endif
2080# endif
ba869deb
GS		 2081# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2082#endif
2083
894356b3
GS		 2084#ifndef SVf
2085# ifdef CHECK_FORMAT
2086# define SVf "p"
2087# else
2088# define SVf "_"
d460ef45 2089# endif
894356b3
GS		 2090#endif
2091
d2560b70
RB		 2092#ifndef UVf
2093# ifdef CHECK_FORMAT
2094# define UVf UVuf
2095# else
2096# define UVf "Vu"
d460ef45 2097# endif
d2560b70
RB		 2098#endif
2099
2100#ifndef VDf
2101# ifdef CHECK_FORMAT
2102# define VDf "p"
2103# else
2104# define VDf "vd"
d460ef45 2105# endif
d2560b70
RB		 2106#endif
2107
b3fe4827
RB		 2108#ifndef Nullformat
2109# ifdef CHECK_FORMAT
2110# define Nullformat "%s",""
2111# else
2112# define Nullformat Nullch
2113# endif
2114#endif
2115
3fc1aec6 2116/* Some unistd.h's give a prototype for pause() even though
2117 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2118 below to be rejected by the compiler. Sigh.
3fc1aec6 2119*/
2120#ifdef HAS_PAUSE
2121#define Pause pause
2122#else
2123#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 2124#endif
2125
2126#ifndef IOCPARM_LEN
2127# ifdef IOCPARM_MASK
2128 /* on BSDish systes we're safe */
2129# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2130# else
2131 /* otherwise guess at what's safe */
2132# define IOCPARM_LEN(x) 256
2133# endif
a0d0e21e
LW		 2134#endif
2135
1761cee5 2136#if defined(__CYGWIN__)
521e0776
GS		 2137/* USEMYBINMODE
2138 * This symbol, if defined, indicates that the program should
16fe6d59 2139 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 2140 * that a file is in "binary" mode -- that is, that no translation
2141 * of bytes occurs on read or write operations.
2142 */
2143# define USEMYBINMODE / **/
16fe6d59
GS		 2144# define my_binmode(fp, iotype, mode) \
2145 (PerlLIO_setmode(PerlIO_fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 2146#endif
2147
cea2e8a9
GS		 2148#ifdef UNION_ANY_DEFINITION
2149UNION_ANY_DEFINITION;
2150#else
2151union any {
2152 void* any_ptr;
2153 I32 any_i32;
2154 IV any_iv;
2155 long any_long;
c76ac1ee 2156 void (*any_dptr) (void*);
acfe0abc 2157 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 2158};
2159#endif
2160
4d1ff10f 2161#ifdef USE_5005THREADS
cea2e8a9
GS		 2162#define ARGSproto struct perl_thread *thr
2163#else
2164#define ARGSproto
4d1ff10f 2165#endif /* USE_5005THREADS */
cea2e8a9 2166
acfe0abc 2167typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 2168
2169#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2170#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2171#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2172
c5078cac
JH		 2173#if defined(_AIX) && !defined(_AIX43)
2174#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2175/* We cannot include <crypt.h> to get the struct crypt_data
2176 * because of setkey prototype problems when threading */
2177typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2178 /* From OSF, Not needed in AIX
2179 char C[28], D[28];
2180 */
2181 char E[48];
2182 char KS[16][48];
2183 char block[66];
2184 char iobuf[16];
2185} CRYPTD;
2186#endif /* threading */
2187#endif /* AIX */
2188
af8b425d 2189#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 2190# include "iperlsys.h"
2191#endif
378cc40b 2192#include "regexp.h"
79072805 2193#include "sv.h"
378cc40b 2194#include "util.h"
8d063cd8 2195#include "form.h"
79072805
LW		 2196#include "gv.h"
2197#include "cv.h"
abdd5c84 2198#include "opnames.h"
79072805
LW		 2199#include "op.h"
2200#include "cop.h"
2201#include "av.h"
2202#include "hv.h"
2203#include "mg.h"
2204#include "scope.h"
4438c4b7 2205#include "warnings.h"
a0ed51b3 2206#include "utf8.h"
8d063cd8 2207
7fae4e64
GS		 2208/* Current curly descriptor */
2209typedef struct curcur CURCUR;
2210struct curcur {
2211 int parenfloor; /* how far back to strip paren data */
2212 int cur; /* how many instances of scan we've matched */
2213 int min; /* the minimal number of scans to match */
2214 int max; /* the maximal number of scans to match */
2215 int minmod; /* whether to work our way up or down */
2216 regnode * scan; /* the thing to match */
2217 regnode * next; /* what has to match after it */
2218 char * lastloc; /* where we started matching this scan */
2219 CURCUR * oldcc; /* current curly before we started this one */
2220};
2221
2222typedef struct _sublex_info SUBLEXINFO;
2223struct _sublex_info {
2224 I32 super_state; /* lexer state to save */
2225 I32 sub_inwhat; /* "lex_inwhat" to use */
2226 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS		 2227 char *super_bufptr; /* PL_bufptr that was */
2228 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS		 2229};
2230
455ece5e 2231typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 2232
2c2d71f5 2233struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 2234struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS		 2235
2236typedef I32 CHECKPOINT;
76e3520e 2237
5f7fde29
GS		 2238struct ptr_tbl_ent {
2239 struct ptr_tbl_ent* next;
2240 void* oldval;
2241 void* newval;
d18c6117
GS		 2242};
2243
5f7fde29
GS		 2244struct ptr_tbl {
2245 struct ptr_tbl_ent** tbl_ary;
2246 UV tbl_max;
2247 UV tbl_items;
d18c6117
GS		 2248};
2249
450a55e4 2250#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 2251# define I286
2252#endif
2253
fe14fcc3
LW		 2254#if defined(htonl) && !defined(HAS_HTONL)
2255#define HAS_HTONL
ae986130 2256#endif
fe14fcc3
LW		 2257#if defined(htons) && !defined(HAS_HTONS)
2258#define HAS_HTONS
ae986130 2259#endif
fe14fcc3
LW		 2260#if defined(ntohl) && !defined(HAS_NTOHL)
2261#define HAS_NTOHL
ae986130 2262#endif
fe14fcc3
LW		 2263#if defined(ntohs) && !defined(HAS_NTOHS)
2264#define HAS_NTOHS
ae986130 2265#endif
fe14fcc3 2266#ifndef HAS_HTONL
d9d8d8de 2267#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 2268#define HAS_HTONS
2269#define HAS_HTONL
2270#define HAS_NTOHS
2271#define HAS_NTOHL
a687059c
LW		 2272#define MYSWAP
2273#define htons my_swap
2274#define htonl my_htonl
2275#define ntohs my_swap
2276#define ntohl my_ntohl
2277#endif
2278#else
d9d8d8de 2279#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 2280#undef HAS_HTONS
2281#undef HAS_HTONL
2282#undef HAS_NTOHS
2283#undef HAS_NTOHL
a687059c
LW		 2284#endif
2285#endif
2286
988174c1
LW		 2287/*
2288 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2289 * -DWS
2290 */
2291#if BYTEORDER != 0x1234
2292# define HAS_VTOHL
2293# define HAS_VTOHS
2294# define HAS_HTOVL
2295# define HAS_HTOVS
c67712b2 2296# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 2297# define vtohl(x) ((((x)&0xFF)<<24) \
2298 +(((x)>>24)&0xFF) \
2299 +(((x)&0x0000FF00)<<8) \
2300 +(((x)&0x00FF0000)>>8) )
2301# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2302# define htovl(x) vtohl(x)
2303# define htovs(x) vtohs(x)
2304# endif
2305 /* otherwise default to functions in util.c */
2a8c3029 2306#ifndef htovs
c623ac67
GS		 2307short htovs(short n);
2308short vtohs(short n);
2309long htovl(long n);
2310long vtohl(long n);
988174c1 2311#endif
2a8c3029 2312#endif
988174c1 2313
3bb7c1b4
JH		 2314/* *MAX Plus 1. A floating point value.
2315 Hopefully expressed in a way that dodgy floating point can't mess up.
2316 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2317 is added to it
2318 May find that some broken compiler will want the value cast to I32.
2319 [after the shift, as signed >> may not be as secure as unsigned >>]
2320*/
2321#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2322#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2323/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2324 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2325 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2326*/
2327#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 2328
3bb7c1b4
JH		 2329#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2330#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2331#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2332
2333/* This may look like unnecessary jumping through hoops, but converting
2334 out of range floating point values to integers *is* undefined behaviour,
2335 and it is starting to bite.
2336*/
2337#ifndef CAST_INLINE
65202027 2338#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 2339#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 2340#define I_V(what) (cast_iv((NV)(what)))
2341#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 2342#else
2343#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2344 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2345 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2346#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2347 : ((n) < U32_MAX_P1 ? (U32) (n) \
2348 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2349#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2350 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2351 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2352#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2353 : ((n) < UV_MAX_P1 ? (UV) (n) \
2354 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2355#endif
2356
2357#define U_S(what) ((U16)U_32(what))
2358#define U_I(what) ((unsigned int)U_32(what))
2359#define U_L(what) U_32(what)
ed6116ce 2360
2d4389e4
JH		 2361/* These do not care about the fractional part, only about the range. */
2362#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 2363#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 2364
25da4f38
IZ		 2365/* Used with UV/IV arguments: */
2366 /* XXXX: need to speed it up */
2367#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2368#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2369
352d5a3a
LW		 2370#ifndef MAXSYSFD
2371# define MAXSYSFD 2
2372#endif
ee0007ab 2373
79072805 2374#ifndef __cplusplus
e1caacb4 2375#ifndef UNDER_CE
20ce7b12
GS		 2376Uid_t getuid (void);
2377Uid_t geteuid (void);
2378Gid_t getgid (void);
2379Gid_t getegid (void);
79072805 2380#endif
e1caacb4 2381#endif
8d063cd8 2382
0c30d9ec 2383#ifndef Perl_debug_log
bf49b057
GS		 2384# define Perl_debug_log PerlIO_stderr()
2385#endif
2386
2387#ifndef Perl_error_log
2388# define Perl_error_log (PL_stderrgv \
01bb7c6d 2389 && GvIOp(PL_stderrgv) \
42de951c 2390 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 2391 ? IoOFP(GvIOp(PL_stderrgv)) \
2392 : PerlIO_stderr())
0c30d9ec 2393#endif
3967c732 2394
aea4f609
DM		 2395
2396#define DEBUG_p_FLAG 0x00000001 /* 1 */
2397#define DEBUG_s_FLAG 0x00000002 /* 2 */
2398#define DEBUG_l_FLAG 0x00000004 /* 4 */
2399#define DEBUG_t_FLAG 0x00000008 /* 8 */
2400#define DEBUG_o_FLAG 0x00000010 /* 16 */
2401#define DEBUG_c_FLAG 0x00000020 /* 32 */
2402#define DEBUG_P_FLAG 0x00000040 /* 64 */
2403#define DEBUG_m_FLAG 0x00000080 /* 128 */
2404#define DEBUG_f_FLAG 0x00000100 /* 256 */
2405#define DEBUG_r_FLAG 0x00000200 /* 512 */
2406#define DEBUG_x_FLAG 0x00000400 /* 1024 */
2407#define DEBUG_u_FLAG 0x00000800 /* 2048 */
2408#define DEBUG_L_FLAG 0x00001000 /* 4096 */
2409#define DEBUG_H_FLAG 0x00002000 /* 8192 */
2410#define DEBUG_X_FLAG 0x00004000 /* 16384 */
2411#define DEBUG_D_FLAG 0x00008000 /* 32768 */
2412#define DEBUG_S_FLAG 0x00010000 /* 65536 */
2413#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 2414#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a
IZ		 2415#define DEBUG_J_FLAG 0x00080000 /* 524288 */
2416#define DEBUG_MASK 0x000FFFFF /* mask of all the standard flags */
aea4f609
DM		 2417
2418#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 2419#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2420 that something was done? */
aea4f609 2421
bd16a5f0
IZ		 2422# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2423# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2424# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2425# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2426# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2427# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2428# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2429# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2430# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2431# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2432# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2433# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2434# define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
2435# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2436# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2437# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2438# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2439# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2440# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 2441# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
bd16a5f0 2442
3967c732 2443#ifdef DEBUGGING
aea4f609
DM		 2444
2445# undef YYDEBUG
2446# define YYDEBUG 1
2447
bd16a5f0
IZ		 2448# define DEBUG_p_TEST DEBUG_p_TEST_
2449# define DEBUG_s_TEST DEBUG_s_TEST_
2450# define DEBUG_l_TEST DEBUG_l_TEST_
2451# define DEBUG_t_TEST DEBUG_t_TEST_
2452# define DEBUG_o_TEST DEBUG_o_TEST_
2453# define DEBUG_c_TEST DEBUG_c_TEST_
2454# define DEBUG_P_TEST DEBUG_P_TEST_
2455# define DEBUG_m_TEST DEBUG_m_TEST_
2456# define DEBUG_f_TEST DEBUG_f_TEST_
2457# define DEBUG_r_TEST DEBUG_r_TEST_
2458# define DEBUG_x_TEST DEBUG_x_TEST_
2459# define DEBUG_u_TEST DEBUG_u_TEST_
2460# define DEBUG_L_TEST DEBUG_L_TEST_
2461# define DEBUG_H_TEST DEBUG_H_TEST_
2462# define DEBUG_X_TEST DEBUG_X_TEST_
2463# define DEBUG_D_TEST DEBUG_D_TEST_
2464# define DEBUG_S_TEST DEBUG_S_TEST_
2465# define DEBUG_T_TEST DEBUG_T_TEST_
2466# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 2467# define DEBUG_J_TEST DEBUG_J_TEST_
aea4f609
DM		 2468
2469# define DEB(a) a
2470# define DEBUG(a) if (PL_debug) a
2471# define DEBUG_p(a) if (DEBUG_p_TEST) a
2472# define DEBUG_s(a) if (DEBUG_s_TEST) a
2473# define DEBUG_l(a) if (DEBUG_l_TEST) a
2474# define DEBUG_t(a) if (DEBUG_t_TEST) a
2475# define DEBUG_o(a) if (DEBUG_o_TEST) a
2476# define DEBUG_c(a) if (DEBUG_c_TEST) a
2477# define DEBUG_P(a) if (DEBUG_P_TEST) a
2478
969058bb
VK		 2479 /* Temporarily turn off memory debugging in case the a
2480 * does memory allocation, either directly or indirectly. */
acfe0abc 2481# define DEBUG_m(a) \
0b250b9e 2482 STMT_START { \
aea4f609 2483 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 2484 } STMT_END
aea4f609 2485
5f80b19c
AMS		 2486# define DEBUG__(t, a) \
2487 STMT_START { \
2488 if (t) STMT_START {a;} STMT_END; \
2489 } STMT_END
2490
2491# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2492# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2493# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2494# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2495# define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
2496# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2497# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2498# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 2499
4d1ff10f 2500# ifdef USE_5005THREADS
5f80b19c 2501# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
8b73bbec
IZ		 2502# else
2503# define DEBUG_S(a)
2504# endif
aea4f609 2505
5f80b19c
AMS		 2506# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2507# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
aea4f609
DM		 2508
2509#else /* DEBUGGING */
2510
2511# define DEBUG_p_TEST (0)
2512# define DEBUG_s_TEST (0)
2513# define DEBUG_l_TEST (0)
2514# define DEBUG_t_TEST (0)
2515# define DEBUG_o_TEST (0)
2516# define DEBUG_c_TEST (0)
2517# define DEBUG_P_TEST (0)
2518# define DEBUG_m_TEST (0)
2519# define DEBUG_f_TEST (0)
2520# define DEBUG_r_TEST (0)
2521# define DEBUG_x_TEST (0)
2522# define DEBUG_u_TEST (0)
2523# define DEBUG_L_TEST (0)
2524# define DEBUG_H_TEST (0)
2525# define DEBUG_X_TEST (0)
2526# define DEBUG_D_TEST (0)
2527# define DEBUG_S_TEST (0)
2528# define DEBUG_T_TEST (0)
04932ac8 2529# define DEBUG_R_TEST (0)
1045810a 2530# define DEBUG_J_TEST (0)
aea4f609
DM		 2531
2532# define DEB(a)
2533# define DEBUG(a)
2534# define DEBUG_p(a)
2535# define DEBUG_s(a)
2536# define DEBUG_l(a)
2537# define DEBUG_t(a)
2538# define DEBUG_o(a)
2539# define DEBUG_c(a)
2540# define DEBUG_P(a)
2541# define DEBUG_m(a)
2542# define DEBUG_f(a)
2543# define DEBUG_r(a)
2544# define DEBUG_x(a)
2545# define DEBUG_u(a)
2546# define DEBUG_L(a)
2547# define DEBUG_H(a)
2548# define DEBUG_X(a)
2549# define DEBUG_D(a)
2550# define DEBUG_S(a)
2551# define DEBUG_T(a)
04932ac8 2552# define DEBUG_R(a)
aea4f609
DM		 2553#endif /* DEBUGGING */
2554
2555
d1be9408 2556/* These constants should be used in preference to raw characters
14befaf4
DM		 2557 * when using magic. Note that some perl guts still assume
2558 * certain character properties of these constants, namely that
2559 * isUPPER() and toLOWER() may do useful mappings.
2560 *
2561 * Update the magic_names table in dump.c when adding/amending these
2562 */
2563
2564#define PERL_MAGIC_sv '\0' /* Special scalar variable */
2565#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2566#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2567#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2568#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2569#define PERL_MAGIC_regdata 'D' /* Regex match position data
2570 (@+ and @- vars) */
2571#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2572#define PERL_MAGIC_env 'E' /* %ENV hash */
2573#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2574#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2575#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2576#define PERL_MAGIC_isa 'I' /* @ISA array */
2577#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2578#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2579#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2580#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 2581#define PERL_MAGIC_mutex 'm' /* for lock op */
2582#define PERL_MAGIC_shared 'N' /* Shared between threads */
2583#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 2584#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2585#define PERL_MAGIC_tied 'P' /* Tied array or hash */
2586#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2587#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2588#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2589#define PERL_MAGIC_sig 'S' /* %SIG hash */
2590#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2591#define PERL_MAGIC_taint 't' /* Taintedness */
2592#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 2593#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4
DM		 2594#define PERL_MAGIC_vec 'v' /* vec() lvalue */
2595#define PERL_MAGIC_substr 'x' /* substr() lvalue */
2596#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2597 smart parameter vivification */
2598#define PERL_MAGIC_glob '*' /* GV (typeglob) */
2599#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2600#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 2601#define PERL_MAGIC_backref '<' /* for weak ref data */
14befaf4
DM		 2602#define PERL_MAGIC_ext '~' /* Available for use by extensions */
2603
2604
fe14fcc3 2605#define YYMAXDEPTH 300
8d063cd8 2606
a6e633de 2607#ifndef assert /* <assert.h> might have been included somehow */
a446a88f
NIS		 2608#ifdef DEBUGGING
2609#define assert(what) DEB( { \
2610 if (!(what)) { \
2611 Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \
2612 __FILE__, __LINE__); \
2613 PerlProc_exit(1); \
2614 }})
2615#else
79072805
LW		 2616#define assert(what) DEB( { \
2617 if (!(what)) { \
cea2e8a9 2618 Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \
79072805 2619 __FILE__, __LINE__); \
cea2e8a9 2620 PerlProc_exit(1); \
79072805 2621 }})
a6e633de 2622#endif
a446a88f 2623#endif
8d063cd8 2624
450a55e4 2625struct ufuncs {
24f81a43
DM		 2626 I32 (*uf_val)(pTHX_ IV, SV*);
2627 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 2628 IV uf_index;
450a55e4
LW		 2629};
2630
14befaf4 2631/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 2632 * XS code wanting to be backward compatible can do something
2633 * like the following:
c745e42c 2634
24f81a43 2635#ifndef PERL_MG_UFUNC
24f81a43
DM		 2636#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2637#endif
2638
2639static PERL_MG_UFUNC(foo_get, index, val)
2640{
2641 sv_setsv(val, ...);
2642 return TRUE;
2643}
2644
2645-- Doug MacEachern
2646
2647*/
2648
fc9c74e6 2649#ifndef PERL_MG_UFUNC
24f81a43 2650#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 2651#endif
24f81a43 2652
fe14fcc3 2653/* Fix these up for __STDC__ */
68dc0745 2654#ifndef DONT_DECLARE_STD
20ce7b12 2655char *mktemp (char*);
37bd1396 2656#ifndef atof
20ce7b12 2657double atof (const char*);
a0d0e21e 2658#endif
37bd1396 2659#endif
79072805 2660
352d5a3a 2661#ifndef STANDARD_C
fe14fcc3 2662/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 2663Time_t time();
8d063cd8 2664struct tm *gmtime(), *localtime();
092bebab 2665#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 2666char *(strchr)(), *(strrchr)();
2667char *(strcpy)(), *(strcat)();
2668#else
93a17b20 2669char *strchr(), *strrchr();
378cc40b 2670char *strcpy(), *strcat();
9d116dd7 2671#endif
352d5a3a 2672#endif /* ! STANDARD_C */
8d063cd8 2673
79072805
LW		 2674
2675#ifdef I_MATH
2676# include <math.h>
2677#else
32f822de 2678START_EXTERN_C
20ce7b12
GS		 2679 double exp (double);
2680 double log (double);
2681 double log10 (double);
2682 double sqrt (double);
2683 double frexp (double,int*);
2684 double ldexp (double,int);
2685 double modf (double,double*);
2686 double sin (double);
2687 double cos (double);
2688 double atan2 (double,double);
2689 double pow (double,double);
32f822de 2690END_EXTERN_C
79072805
LW		 2691#endif
2692
aa8b85de
JH		 2693#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
2694# define NV_INF LDBL_INFINITY
2695#endif
2696#if !defined(NV_INF) && defined(DBL_INFINITY)
2697# define NV_INF (NV)DBL_INFINITY
2698#endif
2699#if !defined(NV_INF) && defined(INFINITY)
2700# define NV_INF (NV)INFINITY
2701#endif
2702#if !defined(NV_INF) && defined(INF)
2703# define NV_INF (NV)INF
2704#endif
2705#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
2706# define NV_INF (NV)HUGE_VALL
2707#endif
2708#if !defined(NV_INF) && defined(HUGE_VAL)
2709# define NV_INF (NV)HUGE_VAL
2710#endif
2711
2712#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
2713# if !defined(NV_NAN) && defined(LDBL_NAN)
2714# define NV_NAN LDBL_NAN
2715# endif
2716# if !defined(NV_NAN) && defined(LDBL_QNAN)
2717# define NV_NAN LDBL_QNAN
2718# endif
2719# if !defined(NV_NAN) && defined(LDBL_SNAN)
2720# define NV_NAN LDBL_SNAN
2721# endif
2722#endif
2723#if !defined(NV_NAN) && defined(DBL_NAN)
2724# define NV_NAN (NV)DBL_NAN
2725#endif
2726#if !defined(NV_NAN) && defined(DBL_QNAN)
2727# define NV_NAN (NV)DBL_QNAN
2728#endif
2729#if !defined(NV_NAN) && defined(DBL_SNAN)
2730# define NV_NAN (NV)DBL_SNAN
2731#endif
2732#if !defined(NV_NAN) && defined(QNAN)
2733# define NV_NAN (NV)QNAN
2734#endif
2735#if !defined(NV_NAN) && defined(SNAN)
2736# define NV_NAN (NV)SNAN
2737#endif
2738#if !defined(NV_NAN) && defined(NAN)
2739# define NV_NAN (NV)NAN
2740#endif
2741
a0d0e21e 2742#ifndef __cplusplus
8f1f23e8 2743# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 2744char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 2745# else
fd8cd3a3 2746# if !defined(WIN32) && !defined(VMS)
10bc17b6 2747#ifndef crypt
20ce7b12 2748char *crypt (const char*, const char*);
10bc17b6 2749#endif
5014db98 2750# endif /* !WIN32 */
8f1f23e8 2751# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 2752# ifndef DONT_DECLARE_STD
2753# ifndef getenv
20ce7b12 2754char *getenv (const char*);
26618a56 2755# endif /* !getenv */
28ca6303 2756# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 2757# ifdef _FILE_OFFSET_BITS
28ca6303 2758# if _FILE_OFFSET_BITS == 64
20ce7b12 2759Off_t lseek (int,Off_t,int);
0fc67700
JH		 2760# endif
2761# endif
bf0c440f 2762# endif
26618a56 2763# endif /* !DONT_DECLARE_STD */
10bc17b6 2764#ifndef getlogin
20ce7b12 2765char *getlogin (void);
10bc17b6 2766#endif
26618a56 2767#endif /* !__cplusplus */
79072805 2768
16d20bd9 2769#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 2770#define UNLINK unlnk
20ce7b12 2771I32 unlnk (char*);
8d063cd8 2772#else
80252599 2773#define UNLINK PerlLIO_unlink
8d063cd8 2774#endif
a687059c 2775
fa0a29af
JH		 2776/* some versions of glibc are missing the setresuid() proto */
2777#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 2778int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2779#endif
fa0a29af
JH		 2780/* some versions of glibc are missing the setresgid() proto */
2781#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 2782int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
2783#endif
2784
fe14fcc3 2785#ifndef HAS_SETREUID
85e6fe83
LW		 2786# ifdef HAS_SETRESUID
2787# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
2788# define HAS_SETREUID
2789# endif
a687059c 2790#endif
fe14fcc3 2791#ifndef HAS_SETREGID
85e6fe83
LW		 2792# ifdef HAS_SETRESGID
2793# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
2794# define HAS_SETREGID
2795# endif
a687059c 2796#endif
ee0007ab 2797
d543acb6 2798/* Sighandler_t defined in iperlsys.h */
ff68c719 2799
2800#ifdef HAS_SIGACTION
2801typedef struct sigaction Sigsave_t;
2802#else
2803typedef Sighandler_t Sigsave_t;
2804#endif
2805
ee0007ab
LW		 2806#define SCAN_DEF 0
2807#define SCAN_TR 1
2808#define SCAN_REPL 2
79072805
LW		 2809
2810#ifdef DEBUGGING
4633a7c4 2811# ifndef register
a0d0e21e
LW		 2812# define register
2813# endif
2814# define PAD_SV(po) pad_sv(po)
cea2e8a9 2815# define RUNOPS_DEFAULT Perl_runops_debug
79072805 2816#else
6b88bc9c 2817# define PAD_SV(po) PL_curpad[po]
cea2e8a9 2818# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 2819#endif
2820
18f739ee 2821#ifdef MYMALLOC
772fe5b3 2822# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 2823# define MALLOC_INIT \
2824 STMT_START { \
2825 PL_malloc_mutex = NULL; \
2826 MUTEX_INIT(&PL_malloc_mutex); \
2827 } STMT_END
2828# define MALLOC_TERM \
2829 STMT_START { \
2830 perl_mutex tmp = PL_malloc_mutex; \
2831 PL_malloc_mutex = NULL; \
2832 MUTEX_DESTROY(&tmp); \
2833 } STMT_END
2834# else
2835# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
2836# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
2837# endif
18f739ee
IZ		 2838#else
2839# define MALLOC_INIT
2840# define MALLOC_TERM
2841#endif
2842
b6d9d515 2843
0cb96387 2844typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 2845typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 2846typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 2847typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 2848
940cb80d 2849/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 2850#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 2851
8f1f23e8
W		 2852/* NeXT has problems with crt0.o globals */
2853#if defined(__DYNAMIC__) && \
2854 (defined(NeXT) || defined(__NeXT__) || defined(__APPLE__))
2855# if defined(NeXT) || defined(__NeXT)
2856# include <mach-o/dyld.h>
2857# define environ (*environ_pointer)
0c30d9ec 2858EXT char *** environ_pointer;
8f1f23e8 2859# else
82cabb9e 2860# if defined(__APPLE__) && defined(PERL_CORE)
8f1f23e8
W		 2861# include <crt_externs.h> /* for the env array */
2862# define environ (*_NSGetEnviron())
2863# endif
0c30d9ec 2864# endif
8f1f23e8
W		 2865#else
2866 /* VMS and some other platforms don't use the environ array */
13b6e58c 2867# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 2868# if !defined(DONT_DECLARE_STD) || \
2869 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
2870 defined(__sgi) || \
d460ef45 2871 defined(__DGUX)
8f1f23e8 2872extern char ** environ; /* environment variables supplied via exec */
a6c40364 2873# endif
8f1f23e8
W		 2874# endif
2875#endif
79072805 2876
73c4f7a1
GS		 2877START_EXTERN_C
2878
79072805 2879/* handy constants */
22c35a8c 2880EXTCONST char PL_warn_uninit[]
b89fed5f 2881 INIT("Use of uninitialized value%s%s");
22c35a8c 2882EXTCONST char PL_warn_nosemi[]
463ee0b2 2883 INIT("Semicolon seems to be missing");
22c35a8c 2884EXTCONST char PL_warn_reserved[]
463ee0b2 2885 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 2886EXTCONST char PL_warn_nl[]
93a17b20 2887 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 2888EXTCONST char PL_no_wrongref[]
a0d0e21e 2889 INIT("Can't use %s ref as %s ref");
22c35a8c 2890EXTCONST char PL_no_symref[]
748a9306 2891 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
22c35a8c 2892EXTCONST char PL_no_usym[]
8990e307 2893 INIT("Can't use an undefined value as %s reference");
22c35a8c 2894EXTCONST char PL_no_aelem[]
93a17b20 2895 INIT("Modification of non-creatable array value attempted, subscript %d");
22c35a8c 2896EXTCONST char PL_no_helem[]
93a17b20 2897 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
22c35a8c 2898EXTCONST char PL_no_modify[]
93a17b20 2899 INIT("Modification of a read-only value attempted");
22c35a8c 2900EXTCONST char PL_no_mem[]
93a17b20 2901 INIT("Out of memory!\n");
22c35a8c 2902EXTCONST char PL_no_security[]
463ee0b2 2903 INIT("Insecure dependency in %s%s");
22c35a8c 2904EXTCONST char PL_no_sock_func[]
93a17b20 2905 INIT("Unsupported socket function \"%s\" called");
22c35a8c 2906EXTCONST char PL_no_dir_func[]
93a17b20 2907 INIT("Unsupported directory function \"%s\" called");
22c35a8c 2908EXTCONST char PL_no_func[]
93a17b20 2909 INIT("The %s function is unimplemented");
22c35a8c 2910EXTCONST char PL_no_myglob[]
748a9306 2911 INIT("\"my\" variable %s can't be in a package");
93a17b20 2912
7575fa06 2913EXTCONST char PL_uuemap[65]
80252599
GS		 2914 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
2915
2916
79072805 2917#ifdef DOINIT
22c35a8c
GS		 2918EXT char *PL_sig_name[] = { SIG_NAME };
2919EXT int PL_sig_num[] = { SIG_NUM };
79072805 2920#else
22c35a8c
GS		 2921EXT char *PL_sig_name[];
2922EXT int PL_sig_num[];
79072805
LW		 2923#endif
2924
3bd709b1 2925/* fast conversion and case folding tables */
bbce6d69 2926
79072805 2927#ifdef DOINIT
9d116dd7 2928#ifdef EBCDIC
22c35a8c 2929EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 2930 0, 1, 2, 3, 4, 5, 6, 7,
2931 8, 9, 10, 11, 12, 13, 14, 15,
2932 16, 17, 18, 19, 20, 21, 22, 23,
2933 24, 25, 26, 27, 28, 29, 30, 31,
2934 32, 33, 34, 35, 36, 37, 38, 39,
2935 40, 41, 42, 43, 44, 45, 46, 47,
2936 48, 49, 50, 51, 52, 53, 54, 55,
2937 56, 57, 58, 59, 60, 61, 62, 63,
2938 64, 65, 66, 67, 68, 69, 70, 71,
2939 72, 73, 74, 75, 76, 77, 78, 79,
2940 80, 81, 82, 83, 84, 85, 86, 87,
2941 88, 89, 90, 91, 92, 93, 94, 95,
2942 96, 97, 98, 99, 100, 101, 102, 103,
2943 104, 105, 106, 107, 108, 109, 110, 111,
2944 112, 113, 114, 115, 116, 117, 118, 119,
2945 120, 121, 122, 123, 124, 125, 126, 127,
2946 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2947 'H', 'I', 138, 139, 140, 141, 142, 143,
2948 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
2949 'Q', 'R', 154, 155, 156, 157, 158, 159,
2950 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
2951 'Y', 'Z', 170, 171, 172, 173, 174, 175,
2952 176, 177, 178, 179, 180, 181, 182, 183,
2953 184, 185, 186, 187, 188, 189, 190, 191,
2954 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2955 'h', 'i', 202, 203, 204, 205, 206, 207,
2956 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
2957 'q', 'r', 218, 219, 220, 221, 222, 223,
2958 224, 225, 's', 't', 'u', 'v', 'w', 'x',
2959 'y', 'z', 234, 235, 236, 237, 238, 239,
2960 240, 241, 242, 243, 244, 245, 246, 247,
2961 248, 249, 250, 251, 252, 253, 254, 255
2962};
2963#else /* ascii rather than ebcdic */
22c35a8c 2964EXTCONST unsigned char PL_fold[] = {
79072805
LW		 2965 0, 1, 2, 3, 4, 5, 6, 7,
2966 8, 9, 10, 11, 12, 13, 14, 15,
2967 16, 17, 18, 19, 20, 21, 22, 23,
2968 24, 25, 26, 27, 28, 29, 30, 31,
2969 32, 33, 34, 35, 36, 37, 38, 39,
2970 40, 41, 42, 43, 44, 45, 46, 47,
2971 48, 49, 50, 51, 52, 53, 54, 55,
2972 56, 57, 58, 59, 60, 61, 62, 63,
2973 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2974 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2975 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2976 'x', 'y', 'z', 91, 92, 93, 94, 95,
2977 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2978 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2979 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2980 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2981 128, 129, 130, 131, 132, 133, 134, 135,
2982 136, 137, 138, 139, 140, 141, 142, 143,
2983 144, 145, 146, 147, 148, 149, 150, 151,
2984 152, 153, 154, 155, 156, 157, 158, 159,
2985 160, 161, 162, 163, 164, 165, 166, 167,
2986 168, 169, 170, 171, 172, 173, 174, 175,
2987 176, 177, 178, 179, 180, 181, 182, 183,
2988 184, 185, 186, 187, 188, 189, 190, 191,
2989 192, 193, 194, 195, 196, 197, 198, 199,
2990 200, 201, 202, 203, 204, 205, 206, 207,
2991 208, 209, 210, 211, 212, 213, 214, 215,
2992 216, 217, 218, 219, 220, 221, 222, 223,
2993 224, 225, 226, 227, 228, 229, 230, 231,
2994 232, 233, 234, 235, 236, 237, 238, 239,
2995 240, 241, 242, 243, 244, 245, 246, 247,
2996 248, 249, 250, 251, 252, 253, 254, 255
2997};
9d116dd7 2998#endif /* !EBCDIC */
79072805 2999#else
22c35a8c 3000EXTCONST unsigned char PL_fold[];
79072805
LW		 3001#endif
3002
3003#ifdef DOINIT
22c35a8c 3004EXT unsigned char PL_fold_locale[] = {
79072805
LW		 3005 0, 1, 2, 3, 4, 5, 6, 7,
3006 8, 9, 10, 11, 12, 13, 14, 15,
3007 16, 17, 18, 19, 20, 21, 22, 23,
3008 24, 25, 26, 27, 28, 29, 30, 31,
3009 32, 33, 34, 35, 36, 37, 38, 39,
3010 40, 41, 42, 43, 44, 45, 46, 47,
3011 48, 49, 50, 51, 52, 53, 54, 55,
3012 56, 57, 58, 59, 60, 61, 62, 63,
3013 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3014 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3015 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3016 'x', 'y', 'z', 91, 92, 93, 94, 95,
3017 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3018 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3019 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3020 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3021 128, 129, 130, 131, 132, 133, 134, 135,
3022 136, 137, 138, 139, 140, 141, 142, 143,
3023 144, 145, 146, 147, 148, 149, 150, 151,
3024 152, 153, 154, 155, 156, 157, 158, 159,
3025 160, 161, 162, 163, 164, 165, 166, 167,
3026 168, 169, 170, 171, 172, 173, 174, 175,
3027 176, 177, 178, 179, 180, 181, 182, 183,
3028 184, 185, 186, 187, 188, 189, 190, 191,
3029 192, 193, 194, 195, 196, 197, 198, 199,
3030 200, 201, 202, 203, 204, 205, 206, 207,
3031 208, 209, 210, 211, 212, 213, 214, 215,
3032 216, 217, 218, 219, 220, 221, 222, 223,
3033 224, 225, 226, 227, 228, 229, 230, 231,
3034 232, 233, 234, 235, 236, 237, 238, 239,
3035 240, 241, 242, 243, 244, 245, 246, 247,
3036 248, 249, 250, 251, 252, 253, 254, 255
3037};
3038#else
22c35a8c 3039EXT unsigned char PL_fold_locale[];
79072805
LW		 3040#endif
3041
3042#ifdef DOINIT
9d116dd7 3043#ifdef EBCDIC
22c35a8c 3044EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 3045 1, 2, 84, 151, 154, 155, 156, 157,
3046 165, 246, 250, 3, 158, 7, 18, 29,
3047 40, 51, 62, 73, 85, 96, 107, 118,
3048 129, 140, 147, 148, 149, 150, 152, 153,
3049 255, 6, 8, 9, 10, 11, 12, 13,
3050 14, 15, 24, 25, 26, 27, 28, 226,
3051 29, 30, 31, 32, 33, 43, 44, 45,
3052 46, 47, 48, 49, 50, 76, 77, 78,
3053 79, 80, 81, 82, 83, 84, 85, 86,
3054 87, 94, 95, 234, 181, 233, 187, 190,
3055 180, 96, 97, 98, 99, 100, 101, 102,
3056 104, 112, 182, 174, 236, 232, 229, 103,
3057 228, 226, 114, 115, 116, 117, 118, 119,
3058 120, 121, 122, 235, 176, 230, 194, 162,
3059 130, 131, 132, 133, 134, 135, 136, 137,
3060 138, 139, 201, 205, 163, 217, 220, 224,
3061 5, 248, 227, 244, 242, 255, 241, 231,
3062 240, 253, 16, 197, 19, 20, 21, 187,
3063 23, 169, 210, 245, 237, 249, 247, 239,
3064 168, 252, 34, 196, 36, 37, 38, 39,
3065 41, 42, 251, 254, 238, 223, 221, 213,
3066 225, 177, 52, 53, 54, 55, 56, 57,
3067 58, 59, 60, 61, 63, 64, 65, 66,
3068 67, 68, 69, 70, 71, 72, 74, 75,
3069 205, 208, 186, 202, 200, 218, 198, 179,
3070 178, 214, 88, 89, 90, 91, 92, 93,
3071 217, 166, 170, 207, 199, 209, 206, 204,
3072 160, 212, 105, 106, 108, 109, 110, 111,
3073 203, 113, 216, 215, 192, 175, 193, 243,
3074 172, 161, 123, 124, 125, 126, 127, 128,
3075 222, 219, 211, 195, 188, 193, 185, 184,
3076 191, 183, 141, 142, 143, 144, 145, 146
3077};
3078#else /* ascii rather than ebcdic */
22c35a8c 3079EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 3080 1, 2, 84, 151, 154, 155, 156, 157,
3081 165, 246, 250, 3, 158, 7, 18, 29,
3082 40, 51, 62, 73, 85, 96, 107, 118,
3083 129, 140, 147, 148, 149, 150, 152, 153,
3084 255, 182, 224, 205, 174, 176, 180, 217,
3085 233, 232, 236, 187, 235, 228, 234, 226,
3086 222, 219, 211, 195, 188, 193, 185, 184,
3087 191, 183, 201, 229, 181, 220, 194, 162,
3088 163, 208, 186, 202, 200, 218, 198, 179,
3089 178, 214, 166, 170, 207, 199, 209, 206,
3090 204, 160, 212, 216, 215, 192, 175, 173,
3091 243, 172, 161, 190, 203, 189, 164, 230,
3092 167, 248, 227, 244, 242, 255, 241, 231,
3093 240, 253, 169, 210, 245, 237, 249, 247,
3094 239, 168, 252, 251, 254, 238, 223, 221,
3095 213, 225, 177, 197, 171, 196, 159, 4,
3096 5, 6, 8, 9, 10, 11, 12, 13,
3097 14, 15, 16, 17, 19, 20, 21, 22,
3098 23, 24, 25, 26, 27, 28, 30, 31,
3099 32, 33, 34, 35, 36, 37, 38, 39,
3100 41, 42, 43, 44, 45, 46, 47, 48,
3101 49, 50, 52, 53, 54, 55, 56, 57,
3102 58, 59, 60, 61, 63, 64, 65, 66,
3103 67, 68, 69, 70, 71, 72, 74, 75,
3104 76, 77, 78, 79, 80, 81, 82, 83,
3105 86, 87, 88, 89, 90, 91, 92, 93,
3106 94, 95, 97, 98, 99, 100, 101, 102,
3107 103, 104, 105, 106, 108, 109, 110, 111,
3108 112, 113, 114, 115, 116, 117, 119, 120,
3109 121, 122, 123, 124, 125, 126, 127, 128,
3110 130, 131, 132, 133, 134, 135, 136, 137,
3111 138, 139, 141, 142, 143, 144, 145, 146
3112};
9d116dd7 3113#endif
79072805 3114#else
22c35a8c 3115EXTCONST unsigned char PL_freq[];
79072805
LW		 3116#endif
3117
8990e307
LW		 3118#ifdef DEBUGGING
3119#ifdef DOINIT
22c35a8c 3120EXTCONST char* PL_block_type[] = {
8990e307
LW		 3121 "NULL",
3122 "SUB",
3123 "EVAL",
3124 "LOOP",
3125 "SUBST",
3126 "BLOCK",
3127};
3128#else
22c35a8c 3129EXTCONST char* PL_block_type[];
8990e307
LW		 3130#endif
3131#endif
3132
73c4f7a1
GS		 3133END_EXTERN_C
3134
79072805
LW		 3135/*****************************************************************************/
3136/* This lexer/parser stuff is currently global since yacc is hard to reenter */
3137/*****************************************************************************/
8990e307 3138/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 3139
a0d0e21e
LW		 3140#include "perly.h"
3141
fb73857a 3142#define LEX_NOTPARSING 11 /* borrowed from toke.c */
3143
79072805
LW		 3144typedef enum {
3145 XOPERATOR,
3146 XTERM,
79072805 3147 XREF,
8990e307 3148 XSTATE,
a0d0e21e 3149 XBLOCK,
09bef843
SB		 3150 XATTRBLOCK,
3151 XATTRTERM,
a0d0e21e 3152 XTERMBLOCK
79072805
LW		 3153} expectation;
3154
dc9e4912
GS		 3155enum { /* pass one of these to get_vtbl */
3156 want_vtbl_sv,
3157 want_vtbl_env,
3158 want_vtbl_envelem,
3159 want_vtbl_sig,
3160 want_vtbl_sigelem,
3161 want_vtbl_pack,
3162 want_vtbl_packelem,
3163 want_vtbl_dbline,
3164 want_vtbl_isa,
3165 want_vtbl_isaelem,
3166 want_vtbl_arylen,
3167 want_vtbl_glob,
3168 want_vtbl_mglob,
3169 want_vtbl_nkeys,
3170 want_vtbl_taint,
3171 want_vtbl_substr,
3172 want_vtbl_vec,
3173 want_vtbl_pos,
3174 want_vtbl_bm,
3175 want_vtbl_fm,
3176 want_vtbl_uvar,
3177 want_vtbl_defelem,
3178 want_vtbl_regexp,
3179 want_vtbl_collxfrm,
3180 want_vtbl_amagic,
3181 want_vtbl_amagicelem,
4d1ff10f 3182#ifdef USE_5005THREADS
dc9e4912
GS		 3183 want_vtbl_mutex,
3184#endif
3185 want_vtbl_regdata,
810b8aa5
GS		 3186 want_vtbl_regdatum,
3187 want_vtbl_backref
dc9e4912
GS		 3188};
3189
85e6fe83
LW		 3190 /* Note: the lowest 8 bits are reserved for
3191 stuffing into op->op_private */
f3aa04c2 3192#define HINT_PRIVATE_MASK 0x000000ff
85e6fe83
LW		 3193#define HINT_INTEGER 0x00000001
3194#define HINT_STRICT_REFS 0x00000002
2de3dbcc
JH		 3195#define HINT_LOCALE 0x00000004
3196#define HINT_BYTES 0x00000008
393fec97 3197/* #define HINT_notused10 0x00000010 */
a0ed51b3 3198 /* Note: 20,40,80 used for NATIVE_HINTS */
85e6fe83
LW		 3199
3200#define HINT_BLOCK_SCOPE 0x00000100
3201#define HINT_STRICT_SUBS 0x00000200
3202#define HINT_STRICT_VARS 0x00000400
3203
b3ac6de7
IZ		 3204#define HINT_NEW_INTEGER 0x00001000
3205#define HINT_NEW_FLOAT 0x00002000
3206#define HINT_NEW_BINARY 0x00004000
3207#define HINT_NEW_STRING 0x00008000
3208#define HINT_NEW_RE 0x00010000
3209#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3210
b3eb6a9b 3211#define HINT_RE_TAINT 0x00100000
e4d48cc9 3212#define HINT_RE_EVAL 0x00200000
b3eb6a9b 3213
5ff3f7a4 3214#define HINT_FILETEST_ACCESS 0x00400000
393fec97 3215#define HINT_UTF8 0x00800000
5ff3f7a4 3216
84d4ea48
JH		 3217#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3218#define HINT_SORT_QUICKSORT 0x00000001
3219#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 3220#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 3221
8bfdd7d9 3222/* Various states of the input record separator SV (rs) */
d4cce5f1 3223#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 3224#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3225#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 3226#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 3227
128e8167 3228/* A struct for keeping various DEBUGGING related stuff,
ce333219 3229 * neatly packed. Currently only scratch variables for
128e8167
JH		 3230 * constructing debug output are included. Needed always,
3231 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 3232struct perl_debug_pad {
3233 SV pad[3];
3234};
3235
3236#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
48c6b404 3237#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, SvCUR(PERL_DEBUG_PAD(i)) = 0, PERL_DEBUG_PAD(i))
ce333219 3238
56953603 3239/* Enable variables which are pointers to functions */
a2efc822 3240typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 3241typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3242typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3243 char* strend, char* strbeg, I32 minend,
3244 SV* screamer, void* data, U32 flags);
f722798b
IZ		 3245typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3246 char *strpos, char *strend,
3247 U32 flags,
3248 struct re_scream_pos_data_s *d);
3249typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3250typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
56953603 3251
c76ac1ee 3252typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS		 3253typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3254typedef void (*SVFUNC_t) (pTHX_ SV*);
3255typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3256typedef void (*XSINIT_t) (pTHX);
3257typedef void (*ATEXIT_t) (pTHX_ void*);
3258typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 3259
22239a37
NIS		 3260/* Set up PERLVAR macros for populating structs */
3261#define PERLVAR(var,type) type var;
51371543 3262#define PERLVARA(var,n,type) type var[n];
22239a37 3263#define PERLVARI(var,type,init) type var;
3fe35a81 3264#define PERLVARIC(var,type,init) type var;
22239a37 3265
58a50f62
GS		 3266/* Interpreter exitlist entry */
3267typedef struct exitlistentry {
acfe0abc 3268 void (*fn) (pTHX_ void*);
58a50f62
GS		 3269 void *ptr;
3270} PerlExitListEntry;
3271
22239a37
NIS		 3272#ifdef PERL_GLOBAL_STRUCT
3273struct perl_vars {
7766f137 3274# include "perlvars.h"
22239a37
NIS		 3275};
3276
7766f137 3277# ifdef PERL_CORE
533c011a
NIS		 3278EXT struct perl_vars PL_Vars;
3279EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
7766f137
GS		 3280# else /* PERL_CORE */
3281# if !defined(__GNUC__) || !defined(WIN32)
22239a37 3282EXT
7766f137 3283# endif /* WIN32 */
533c011a 3284struct perl_vars *PL_VarsPtr;
7766f137
GS		 3285# define PL_Vars (*((PL_VarsPtr) \
3286 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3287# endif /* PERL_CORE */
22239a37
NIS		 3288#endif /* PERL_GLOBAL_STRUCT */
3289
acfe0abc 3290#if defined(MULTIPLICITY)
d460ef45 3291/* If we have multiple interpreters define a struct
d4cce5f1 3292 holding variables which must be per-interpreter
d460ef45 3293 If we don't have threads anything that would have
d4cce5f1
NIS		 3294 be per-thread is per-interpreter.
3295*/
3296
79072805 3297struct interpreter {
4d1ff10f 3298# ifndef USE_5005THREADS
7766f137
GS		 3299# include "thrdvar.h"
3300# endif
3301# include "intrpvar.h"
3302/*
3303 * The following is a buffer where new variables must
acfe0abc 3304 * be defined to maintain binary compatibility with previous versions
7766f137
GS		 3305 */
3306PERLVARA(object_compatibility,30, char)
49f531da 3307};
d4cce5f1 3308
79072805 3309#else
49f531da
NIS		 3310struct interpreter {
3311 char broiled;
3312};
acfe0abc 3313#endif /* MULTIPLICITY */
79072805 3314
4d1ff10f 3315#ifdef USE_5005THREADS
d4cce5f1
NIS		 3316/* If we have threads define a struct with all the variables
3317 * that have to be per-thread
49f531da 3318 */
8023c3ce 3319
79072805 3320
49f531da 3321struct perl_thread {
49f531da 3322#include "thrdvar.h"
79072805 3323};
d4cce5f1 3324
22fae026
TM		 3325typedef struct perl_thread *Thread;
3326
3327#else
3328typedef void *Thread;
22239a37
NIS		 3329#endif
3330
3331/* Done with PERLVAR macros for now ... */
d4cce5f1 3332#undef PERLVAR
51371543 3333#undef PERLVARA
d4cce5f1 3334#undef PERLVARI
3fe35a81 3335#undef PERLVARIC
79072805 3336
22239a37 3337#include "thread.h"
79072805 3338#include "pp.h"
864dbfa3
GS		 3339
3340#ifndef PERL_CALLCONV
3341# define PERL_CALLCONV
d460ef45 3342#endif
864dbfa3 3343
65f19062
GS		 3344#ifndef NEXT30_NO_ATTRIBUTE
3345# ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3346# ifdef __attribute__ /* Avoid possible redefinition errors */
3347# undef __attribute__
3348# endif
3349# define __attribute__(attr)
3350# endif
3351#endif
3352
0cb96387
GS		 3353#undef PERL_CKDEF
3354#undef PERL_PPDEF
3355#define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3356#define PERL_PPDEF(s) OP *s (pTHX);
0cb96387 3357
7766f137 3358#include "proto.h"
864dbfa3 3359
0cb96387 3360/* this has structure inits, so it cannot be included before here */
acfe0abc 3361#include "opcode.h"
864dbfa3 3362
d4cce5f1
NIS		 3363/* The following must follow proto.h as #defines mess up syntax */
3364
22c35a8c
GS		 3365#if !defined(PERL_FOR_X2P)
3366# include "embedvar.h"
3367#endif
d4cce5f1 3368
d460ef45 3369/* Now include all the 'global' variables
d4cce5f1 3370 * If we don't have threads or multiple interpreters
d460ef45 3371 * these include variables that would have been their struct-s
d4cce5f1 3372 */
d460ef45 3373
533c011a 3374#define PERLVAR(var,type) EXT type PL_##var;
51371543 3375#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 3376#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3377#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
d4cce5f1 3378
acfe0abc 3379#if !defined(MULTIPLICITY)
7766f137 3380START_EXTERN_C
066ef5b5 3381# include "intrpvar.h"
4d1ff10f 3382# ifndef USE_5005THREADS
066ef5b5
GS		 3383# include "thrdvar.h"
3384# endif
7766f137 3385END_EXTERN_C
22239a37
NIS		 3386#endif
3387
acfe0abc 3388#if defined(WIN32)
66a93824 3389/* Now all the config stuff is setup we can include embed.h */
22c35a8c 3390# include "embed.h"
acfe0abc 3391#endif
22239a37 3392
c5be433b
GS		 3393#ifndef PERL_GLOBAL_STRUCT
3394START_EXTERN_C
3395
3396# include "perlvars.h"
3397
3398END_EXTERN_C
3399#endif
3400
d4cce5f1 3401#undef PERLVAR
51371543 3402#undef PERLVARA
d4cce5f1 3403#undef PERLVARI
0f3f18a6 3404#undef PERLVARIC
79072805 3405
73c4f7a1
GS		 3406START_EXTERN_C
3407
79072805 3408#ifdef DOINIT
bbce6d69 3409
68795e93 3410EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get),
2b260de0
GS		 3411 MEMBER_TO_FPTR(Perl_magic_set),
3412 MEMBER_TO_FPTR(Perl_magic_len),
463ee0b2 3413 0, 0};
2b260de0
GS		 3414EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env),
3415 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env),
66b1d557 3416 0};
2b260de0
GS		 3417EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv),
3418 0, MEMBER_TO_FPTR(Perl_magic_clearenv),
85e6fe83 3419 0};
22c35a8c 3420EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0};
64ca3a65
JH		 3421#ifdef PERL_MICRO
3422EXT MGVTBL PL_vtbl_sigelem = {0, 0, 0, 0, 0};
3423#else
2b260de0
GS		 3424EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig),
3425 MEMBER_TO_FPTR(Perl_magic_setsig),
3426 0, MEMBER_TO_FPTR(Perl_magic_clearsig),
0c30d9ec 3427 0};
64ca3a65 3428#endif
68795e93
NIS		 3429EXT MGVTBL PL_vtbl_pack = {0, 0,
3430 MEMBER_TO_FPTR(Perl_magic_sizepack),
3431 MEMBER_TO_FPTR(Perl_magic_wipepack),
a0d0e21e 3432 0};
2b260de0 3433EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack),
68795e93 3434 MEMBER_TO_FPTR(Perl_magic_setpack),
2b260de0 3435 0, MEMBER_TO_FPTR(Perl_magic_clearpack),
463ee0b2 3436 0};
2b260de0 3437EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline),
463ee0b2 3438 0, 0, 0};
2b260de0
GS		 3439EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3440 0, MEMBER_TO_FPTR(Perl_magic_setisa),
fb73857a 3441 0};
2b260de0 3442EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
463ee0b2 3443 0, 0, 0};
2b260de0
GS		 3444EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen),
3445 MEMBER_TO_FPTR(Perl_magic_setarylen),
463ee0b2 3446 0, 0, 0};
2b260de0
GS		 3447EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob),
3448 MEMBER_TO_FPTR(Perl_magic_setglob),
463ee0b2 3449 0, 0, 0};
2b260de0 3450EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob),
463ee0b2 3451 0, 0, 0};
2b260de0
GS		 3452EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys),
3453 MEMBER_TO_FPTR(Perl_magic_setnkeys),
99abf803 3454 0, 0, 0};
68795e93
NIS		 3455EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),
3456 MEMBER_TO_FPTR(Perl_magic_settaint),
463ee0b2 3457 0, 0, 0};
68795e93
NIS		 3458EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr),
3459 MEMBER_TO_FPTR(Perl_magic_setsubstr),
463ee0b2 3460 0, 0, 0};
2b260de0 3461EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec),
68795e93 3462 MEMBER_TO_FPTR(Perl_magic_setvec),
463ee0b2 3463 0, 0, 0};
2b260de0
GS		 3464EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos),
3465 MEMBER_TO_FPTR(Perl_magic_setpos),
a0d0e21e 3466 0, 0, 0};
2b260de0 3467EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm),
463ee0b2 3468 0, 0, 0};
2b260de0 3469EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm),
55497cff 3470 0, 0, 0};
2b260de0
GS		 3471EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar),
3472 MEMBER_TO_FPTR(Perl_magic_setuvar),
463ee0b2 3473 0, 0, 0};
4d1ff10f 3474#ifdef USE_5005THREADS
68795e93
NIS		 3475EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0,
3476 MEMBER_TO_FPTR(Perl_magic_mutexfree)};
4d1ff10f 3477#endif /* USE_5005THREADS */
68795e93
NIS		 3478EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),
3479 MEMBER_TO_FPTR(Perl_magic_setdefelem),
02270b4e 3480 0, 0, 0};
a0d0e21e 3481
2b260de0
GS		 3482EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)};
3483EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0};
a29d06ed
MG		 3484EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get),
3485 MEMBER_TO_FPTR(Perl_magic_regdatum_set), 0, 0, 0};
c277df42 3486
36477c24 3487#ifdef USE_LOCALE_COLLATE
22c35a8c 3488EXT MGVTBL PL_vtbl_collxfrm = {0,
2b260de0 3489 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
bbce6d69 3490 0, 0, 0};
3491#endif
a0d0e21e 3492
2b260de0
GS		 3493EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3494 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3495EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3496 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
a0d0e21e 3497
810b8aa5 3498EXT MGVTBL PL_vtbl_backref = {0, 0,
2b260de0 3499 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)};
810b8aa5 3500
d460ef45
NIS		 3501EXT MGVTBL PL_vtbl_ovrld = {0, 0,
3502 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)};
3503
bbce6d69 3504#else /* !DOINIT */
3505
22c35a8c
GS		 3506EXT MGVTBL PL_vtbl_sv;
3507EXT MGVTBL PL_vtbl_env;
3508EXT MGVTBL PL_vtbl_envelem;
3509EXT MGVTBL PL_vtbl_sig;
3510EXT MGVTBL PL_vtbl_sigelem;
3511EXT MGVTBL PL_vtbl_pack;
3512EXT MGVTBL PL_vtbl_packelem;
3513EXT MGVTBL PL_vtbl_dbline;
3514EXT MGVTBL PL_vtbl_isa;
3515EXT MGVTBL PL_vtbl_isaelem;
3516EXT MGVTBL PL_vtbl_arylen;
3517EXT MGVTBL PL_vtbl_glob;
3518EXT MGVTBL PL_vtbl_mglob;
3519EXT MGVTBL PL_vtbl_nkeys;
3520EXT MGVTBL PL_vtbl_taint;
3521EXT MGVTBL PL_vtbl_substr;
3522EXT MGVTBL PL_vtbl_vec;
3523EXT MGVTBL PL_vtbl_pos;
3524EXT MGVTBL PL_vtbl_bm;
3525EXT MGVTBL PL_vtbl_fm;
3526EXT MGVTBL PL_vtbl_uvar;
d460ef45 3527EXT MGVTBL PL_vtbl_ovrld;
a0d0e21e 3528
4d1ff10f 3529#ifdef USE_5005THREADS
22c35a8c 3530EXT MGVTBL PL_vtbl_mutex;
4d1ff10f 3531#endif /* USE_5005THREADS */
f93b4edd 3532
22c35a8c
GS		 3533EXT MGVTBL PL_vtbl_defelem;
3534EXT MGVTBL PL_vtbl_regexp;
3535EXT MGVTBL PL_vtbl_regdata;
3536EXT MGVTBL PL_vtbl_regdatum;
a0d0e21e 3537
36477c24 3538#ifdef USE_LOCALE_COLLATE
22c35a8c 3539EXT MGVTBL PL_vtbl_collxfrm;
bbce6d69 3540#endif
a0d0e21e 3541
22c35a8c
GS		 3542EXT MGVTBL PL_vtbl_amagic;
3543EXT MGVTBL PL_vtbl_amagicelem;
a0d0e21e 3544
810b8aa5
GS		 3545EXT MGVTBL PL_vtbl_backref;
3546
bbce6d69 3547#endif /* !DOINIT */
85e6fe83 3548
f5284f61
IZ		 3549enum {
3550 fallback_amg, abs_amg,
3551 bool__amg, nomethod_amg,
3552 string_amg, numer_amg,
3553 add_amg, add_ass_amg,
3554 subtr_amg, subtr_ass_amg,
3555 mult_amg, mult_ass_amg,
3556 div_amg, div_ass_amg,
3557 modulo_amg, modulo_ass_amg,
3558 pow_amg, pow_ass_amg,
3559 lshift_amg, lshift_ass_amg,
3560 rshift_amg, rshift_ass_amg,
3561 band_amg, band_ass_amg,
3562 bor_amg, bor_ass_amg,
3563 bxor_amg, bxor_ass_amg,
3564 lt_amg, le_amg,
3565 gt_amg, ge_amg,
3566 eq_amg, ne_amg,
3567 ncmp_amg, scmp_amg,
3568 slt_amg, sle_amg,
3569 sgt_amg, sge_amg,
3570 seq_amg, sne_amg,
3571 not_amg, compl_amg,
3572 inc_amg, dec_amg,
3573 atan2_amg, cos_amg,
3574 sin_amg, exp_amg,
3575 log_amg, sqrt_amg,
3576 repeat_amg, repeat_ass_amg,
3577 concat_amg, concat_ass_amg,
3578 copy_amg, neg_amg,
3579 to_sv_amg, to_av_amg,
3580 to_hv_amg, to_gv_amg,
d460ef45 3581 to_cv_amg, iter_amg,
f216259d
IZ		 3582 int_amg, DESTROY_amg,
3583 max_amg_code
64a0062a 3584 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
f5284f61
IZ		 3585};
3586
3587#define NofAMmeth max_amg_code
89ffc314 3588#define AMG_id2name(id) ((char*)PL_AMG_names[id]+1)
f5284f61 3589
a0d0e21e 3590#ifdef DOINIT
22c35a8c 3591EXTCONST char * PL_AMG_names[NofAMmeth] = {
89ffc314
IZ		 3592 /* Names kept in the symbol table. fallback => "()", the rest has
3593 "(" prepended. The only other place in perl which knows about
3594 this convention is AMG_id2name (used for debugging output and
3595 'nomethod' only), the only other place which has it hardwired is
3596 overload.pm. */
3597 "()", "(abs", /* "fallback" should be the first. */
3598 "(bool", "(nomethod",
3599 "(\"\"", "(0+",
3600 "(+", "(+=",
3601 "(-", "(-=",
3602 "(*", "(*=",
3603 "(/", "(/=",
3604 "(%", "(%=",
3605 "(**", "(**=",
3606 "(<<", "(<<=",
3607 "(>>", "(>>=",
3608 "(&", "(&=",
3609 "(|", "(|=",
3610 "(^", "(^=",
3611 "(<", "(<=",
3612 "(>", "(>=",
3613 "(==", "(!=",
3614 "(<=>", "(cmp",
3615 "(lt", "(le",
3616 "(gt", "(ge",
3617 "(eq", "(ne",
3618 "(!", "(~",
3619 "(++", "(--",
3620 "(atan2", "(cos",
3621 "(sin", "(exp",
3622 "(log", "(sqrt",
3623 "(x", "(x=",
3624 "(.", "(.=",
3625 "(=", "(neg",
3626 "(${}", "(@{}",
3627 "(%{}", "(*{}",
3628 "(&{}", "(<>",
f216259d 3629 "(int", "DESTROY",
a0d0e21e
LW		 3630};
3631#else
22c35a8c 3632EXTCONST char * PL_AMG_names[NofAMmeth];
a0d0e21e
LW		 3633#endif /* def INITAMAGIC */
3634
73c4f7a1
GS		 3635END_EXTERN_C
3636
a6006777 3637struct am_table {
eb160463 3638 U32 was_ok_sub;
a0d0e21e 3639 long was_ok_am;
a6006777 3640 U32 flags;
3641 CV* table[NofAMmeth];
a0d0e21e
LW		 3642 long fallback;
3643};
a6006777 3644struct am_table_short {
eb160463 3645 U32 was_ok_sub;
a6006777 3646 long was_ok_am;
3647 U32 flags;
3648};
a0d0e21e 3649typedef struct am_table AMT;
a6006777 3650typedef struct am_table_short AMTS;
a0d0e21e
LW		 3651
3652#define AMGfallNEVER 1
3653#define AMGfallNO 2
3654#define AMGfallYES 3
3655
a6006777 3656#define AMTf_AMAGIC 1
32251b26 3657#define AMTf_OVERLOADED 2
a6006777 3658#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
3659#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
3660#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 3661#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
3662#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
3663#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 3664
32251b26 3665#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 3666
3667/*
3668 * some compilers like to redefine cos et alia as faster
3669 * (and less accurate?) versions called F_cos et cetera (Quidquid
3670 * latine dictum sit, altum viditur.) This trick collides with
3671 * the Perl overloading (amg). The following #defines fool both.
3672 */
3673
3674#ifdef _FASTMATH
3675# ifdef atan2
3676# define F_atan2_amg atan2_amg
3677# endif
3678# ifdef cos
3679# define F_cos_amg cos_amg
3680# endif
3681# ifdef exp
3682# define F_exp_amg exp_amg
3683# endif
3684# ifdef log
3685# define F_log_amg log_amg
3686# endif
3687# ifdef pow
3688# define F_pow_amg pow_amg
3689# endif
3690# ifdef sin
3691# define F_sin_amg sin_amg
3692# endif
3693# ifdef sqrt
3694# define F_sqrt_amg sqrt_amg
3695# endif
3696#endif /* _FASTMATH */
3697
83ee9e09
GS		 3698#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
3699 PERLDBf_NOOPT | PERLDBf_INTER | \
3700 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
3701 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON)
3702 /* No _NONAME, _GOTO */
3703#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
3704#define PERLDBf_LINE 0x02 /* Keep line # */
3705#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
3706#define PERLDBf_INTER 0x08 /* Preserve more data for
3707 later inspections */
3708#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
3709#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
3710#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
3711#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
3712#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
3713#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
84902520 3714
3280af22
NIS		 3715#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
3716#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
3717#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
3718#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
3719#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
3720#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
3721#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
3722#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 3723#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
3724#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
84902520 3725
bbce6d69 3726
36477c24 3727#ifdef USE_LOCALE_NUMERIC
bbce6d69 3728
36477c24 3729#define SET_NUMERIC_STANDARD() \
ff4fed7c 3730 set_numeric_standard();
36477c24 3731
3732#define SET_NUMERIC_LOCAL() \
ff4fed7c 3733 set_numeric_local();
bbce6d69 3734
2de3dbcc
JH		 3735#define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
3736#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
3737
3738#define IN_LOCALE \
3739 (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
3740
f93f4e46 3741#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 3742 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 3743 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 3744
3745#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 3746 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 3747 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 3748
3749#define RESTORE_NUMERIC_LOCAL() \
3750 if (was_local) SET_NUMERIC_LOCAL();
3751
3752#define RESTORE_NUMERIC_STANDARD() \
3753 if (was_standard) SET_NUMERIC_STANDARD();
3754
5b877257 3755#define Atof my_atof
097ee67d 3756
36477c24 3757#else /* !USE_LOCALE_NUMERIC */
bbce6d69 3758
097ee67d
JH		 3759#define SET_NUMERIC_STANDARD() /**/
3760#define SET_NUMERIC_LOCAL() /**/
5e931b6b 3761#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 3762#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
3763#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 3764#define RESTORE_NUMERIC_LOCAL() /**/
3765#define RESTORE_NUMERIC_STANDARD() /**/
2cdc7fd1 3766#define Atof my_atof
ad3e0f90 3767#define IN_LOCALE_RUNTIME 0
bbce6d69 3768
36477c24 3769#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 3770
079290de 3771#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3772# ifdef __hpux
3773# define strtoll __strtoll /* secret handshake */
3774# endif
c623ac67
GS		 3775# ifdef WIN64
3776# define strtoll _strtoi64 /* secret handshake */
3777# endif
079290de
GS		 3778# if !defined(Strtol) && defined(HAS_STRTOLL)
3779# define Strtol strtoll
ad551343 3780# endif
28e5dec8
JH		 3781# if !defined(Strtol) && defined(HAS_STRTOQ)
3782# define Strtol strtoq
3783# endif
ff935051 3784/* is there atoq() anywhere? */
15b99d39 3785#endif
079290de
GS		 3786#if !defined(Strtol) && defined(HAS_STRTOL)
3787# define Strtol strtol
3788#endif
3789#ifndef Atol
3790/* It would be more fashionable to use Strtol() to define atol()
3791 * (as is done for Atoul(), see below) but for backward compatibility
3792 * we just assume atol(). */
76b882ba 3793# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
c623ac67
GS		 3794# ifdef WIN64
3795# define atoll _atoi64 /* secret handshake */
3796# endif
76b882ba
JH		 3797# define Atol atoll
3798# else
3799# define Atol atol
3800# endif
cf2093f6
JH		 3801#endif
3802
55eb892c 3803#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3804# ifdef __hpux
3805# define strtoull __strtoull /* secret handshake */
3806# endif
c623ac67
GS		 3807# ifdef WIN64
3808# define strtoull _strtoui64 /* secret handshake */
3809# endif
ad551343 3810# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 3811# define Strtoul strtoull
15b99d39 3812# endif
079290de
GS		 3813# if !defined(Strtoul) && defined(HAS_STRTOUQ)
3814# define Strtoul strtouq
3815# endif
76d49b1c 3816/* is there atouq() anywhere? */
ad551343 3817#endif
079290de
GS		 3818#if !defined(Strtoul) && defined(HAS_STRTOUL)
3819# define Strtoul strtoul
cf2093f6 3820#endif
079290de
GS		 3821#ifndef Atoul
3822# define Atoul(s) Strtoul(s, (char **)NULL, 10)
55eb892c 3823#endif
cf2093f6 3824
e5c9fcd0 3825#if !defined(PERLIO_IS_STDIO) && defined(HASATTRIBUTE)
d460ef45
NIS		 3826/*
3827 * Now we have __attribute__ out of the way
3828 * Remap printf
760ac839 3829 */
39455587 3830#undef printf
c745e42c
NIS		 3831#ifdef __GNUC__
3832#define printf(fmt,args...) PerlIO_stdoutf(fmt,##args)
3833#else
760ac839
LW		 3834#define printf PerlIO_stdoutf
3835#endif
c745e42c 3836#endif
760ac839 3837
06d86050
GS		 3838/* if these never got defined, they need defaults */
3839#ifndef PERL_SET_CONTEXT
3840# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
3841#endif
3842
3843#ifndef PERL_GET_CONTEXT
3844# define PERL_GET_CONTEXT PERL_GET_INTERP
3845#endif
3846
3847#ifndef PERL_GET_THX
3848# define PERL_GET_THX ((void*)NULL)
3849#endif
3850
3851#ifndef PERL_SET_THX
3852# define PERL_SET_THX(t) NOOP
3853#endif
3854
a868473f
NIS		 3855#ifndef PERL_SCRIPT_MODE
3856#define PERL_SCRIPT_MODE "r"
3857#endif
3858
fba3b22e 3859/*
da927450
JH		 3860 * Some operating systems are stingy with stack allocation,
3861 * so perl may have to guard against stack overflow.
3862 */
3863#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 3864#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 3865#endif
3866
3867/*
3868 * Some nonpreemptive operating systems find it convenient to
3869 * check for asynchronous conditions after each op execution.
3870 * Keep this check simple, or it may slow down execution
3871 * massively.
3872 */
ce08f86c 3873
1d615522
JH		 3874#ifndef PERL_MICRO
3875# ifndef PERL_OLD_SIGNALS
2986a63f
JH		 3876# ifndef PERL_ASYNC_CHECK
3877# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
3878# endif
1d615522 3879# endif
ce08f86c
NIS		 3880#endif
3881
da927450 3882#ifndef PERL_ASYNC_CHECK
1d615522 3883# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 3884#endif
3885
3886/*
3887 * On some operating systems, a memory allocation may succeed,
3888 * but put the process too close to the system's comfort limit.
3889 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
3890 * it to NULL.
3891 */
3892#ifndef PERL_ALLOC_CHECK
c2af87cb 3893#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 3894#endif
3895
3896/*
fba3b22e
MB		 3897 * nice_chunk and nice_chunk size need to be set
3898 * and queried under the protection of sv_mutex
3899 */
30ad99e7
MJD		 3900#define offer_nice_chunk(chunk, chunk_size) STMT_START { \
3901 void *new_chunk; \
3902 U32 new_chunk_size; \
3903 LOCK_SV_MUTEX; \
3904 new_chunk = (void *)(chunk); \
3905 new_chunk_size = (chunk_size); \
3906 if (new_chunk_size > PL_nice_chunk_size) { \
3907 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
3908 PL_nice_chunk = new_chunk; \
3909 PL_nice_chunk_size = new_chunk_size; \
3910 } else { \
3911 Safefree(chunk); \
3912 } \
3913 UNLOCK_SV_MUTEX; \
3914 } STMT_END
fba3b22e 3915
bd89102f
AD		 3916#ifdef HAS_SEM
3917# include <sys/ipc.h>
3918# include <sys/sem.h>
3919# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
3920 union semun {
dbba660d
TC		 3921 int val;
3922 struct semid_ds *buf;
3923 unsigned short *array;
bd89102f
AD		 3924 };
3925# endif
3926# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 3927# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
3928 union gccbug_semun {
3929 int val;
3930 struct semid_ds *buf;
3931 unsigned short *array;
3932 char __dummy[5];
3933 };
3934# define semun gccbug_semun
3935# endif
bd89102f
AD		 3936# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
3937# else
3938# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 3939# ifdef EXTRA_F_IN_SEMUN_BUF
3940# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
3941# else
3942# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
3943# endif
bd89102f
AD		 3944# endif
3945# endif
bd89102f 3946#endif
49f531da 3947
89ca4ac7
JH		 3948/*
3949 * Boilerplate macros for initializing and accessing interpreter-local
3950 * data from C. All statics in extensions should be reworked to use
3951 * this, if you want to make the extension thread-safe. See ext/re/re.xs
9f650e94 3952 * for an example of the use of these macros, and perlxs.pod for more.
89ca4ac7
JH		 3953 *
3954 * Code that uses these macros is responsible for the following:
43a739c2
JH		 3955 * 1. #define MY_CXT_KEY to a unique string, e.g.
3956 * "DynaLoader::_guts" XS_VERSION
89ca4ac7
JH		 3957 * 2. Declare a typedef named my_cxt_t that is a structure that contains
3958 * all the data that needs to be interpreter-local.
3959 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
3960 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
3961 * (typically put in the BOOT: section).
3962 * 5. Use the members of the my_cxt_t structure everywhere as
3963 * MY_CXT.member.
3964 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
3965 * access MY_CXT.
3966 */
3967
fc958cd2 3968#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7
JH		 3969
3970/* This must appear in all extensions that define a my_cxt_t structure,
3971 * right after the definition (i.e. at file scope). The non-threads
3972 * case below uses it to declare the data as static. */
3973#define START_MY_CXT
3974
3975/* Fetches the SV that keeps the per-interpreter data. */
3976#define dMY_CXT_SV \
3977 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
3978 sizeof(MY_CXT_KEY)-1, TRUE)
3979
3980/* This declaration should be used within all functions that use the
3981 * interpreter-local data. */
3982#define dMY_CXT \
3983 dMY_CXT_SV; \
ec0e15e0 3984 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
89ca4ac7
JH		 3985
3986/* Creates and zeroes the per-interpreter data.
3987 * (We allocate my_cxtp in a Perl SV so that it will be released when
3988 * the interpreter goes away.) */
3989#define MY_CXT_INIT \
3990 dMY_CXT_SV; \
3991 /* newSV() allocates one more than needed */ \
3992 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
3993 Zero(my_cxtp, 1, my_cxt_t); \
ec0e15e0 3994 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
89ca4ac7
JH		 3995
3996/* This macro must be used to access members of the my_cxt_t structure.
3997 * e.g. MYCXT.some_data */
3998#define MY_CXT (*my_cxtp)
3999
4000/* Judicious use of these macros can reduce the number of times dMY_CXT
4001 * is used. Use is similar to pTHX, aTHX etc. */
4002#define pMY_CXT my_cxt_t *my_cxtp
4003#define pMY_CXT_ pMY_CXT,
4004#define _pMY_CXT ,pMY_CXT
4005#define aMY_CXT my_cxtp
4006#define aMY_CXT_ aMY_CXT,
4007#define _aMY_CXT ,aMY_CXT
4008
4009#else /* USE_ITHREADS */
4010
4011#define START_MY_CXT static my_cxt_t my_cxt;
4012#define dMY_CXT_SV dNOOP
4013#define dMY_CXT dNOOP
4014#define MY_CXT_INIT NOOP
4015#define MY_CXT my_cxt
4016
4017#define pMY_CXT void
4018#define pMY_CXT_
4019#define _pMY_CXT
4020#define aMY_CXT
4021#define aMY_CXT_
4022#define _aMY_CXT
4023
4024#endif /* !defined(USE_ITHREADS) */
4025
9a34ef1d
GS		 4026#ifdef I_FCNTL
4027# include <fcntl.h>
9a34ef1d
GS		 4028#endif
4029
4030#ifdef I_SYS_FILE
4031# include <sys/file.h>
4032#endif
4033
fa0a29af 4034#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 4035int flock(int fd, int op);
4036#endif
4037
fe52b3b7
GS		 4038#ifndef O_RDONLY
4039/* Assume UNIX defaults */
4040# define O_RDONLY 0000
4041# define O_WRONLY 0001
4042# define O_RDWR 0002
4043# define O_CREAT 0100
4044#endif
9a34ef1d 4045
16fe6d59
GS		 4046#ifndef O_BINARY
4047# define O_BINARY 0
4048#endif
4049
4050#ifndef O_TEXT
4051# define O_TEXT 0
4052#endif
4053
6ce75a77
JH		 4054#if O_TEXT != O_BINARY
4055 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
4056 * that is, you are somehow DOSish. */
73250e76 4057# if defined(__BEOS__) || defined(__VOS__)
a6e45062
JH		 4058 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
4059 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 4060 /* VOS has O_TEXT != O_BINARY, and they have effect,
4061 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 4062 /* If you have O_TEXT different from your O_BINARY but you still are
4063 * not a CRLF shop. */
35990314 4064# undef PERLIO_USING_CRLF
ec53fe4f
JH		 4065# else
4066 /* If you really are DOSish. */
4067# define PERLIO_USING_CRLF 1
6ce75a77
JH		 4068# endif
4069#endif
4070
104d25b7
JH		 4071#ifdef IAMSUID
4072
4073#ifdef I_SYS_STATVFS
9f982a77
IG		 4074# if defined(PERL_SCO) && !defined(_SVID3)
4075# define _SVID3
4076# endif
32b3cf08
JH		 4077# include <sys/statvfs.h> /* for f?statvfs() */
4078#endif
4079#ifdef I_SYS_MOUNT
4080# include <sys/mount.h> /* for *BSD f?statfs() */
4081#endif
4082#ifdef I_MNTENT
4083# include <mntent.h> /* for getmntent() */
104d25b7 4084#endif
0545a864
JH		 4085#ifdef I_SYS_STATFS
4086# include <sys/statfs.h> /* for some statfs() */
4087#endif
4088#ifdef I_SYS_VFS
8d9e1a19
GS		 4089# ifdef __sgi
4090# define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4091# endif
4092# include <sys/vfs.h> /* for some statfs() */
4093# ifdef __sgi
4094# undef IRIX_sv
4095# endif
0545a864
JH		 4096#endif
4097#ifdef I_USTAT
4098# include <ustat.h> /* for ustat() */
4099#endif
4100
4101#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4102# define PERL_MOUNT_NOSUID MOUNT_NOSUID
4103#endif
4104#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4105# define PERL_MOUNT_NOSUID MNT_NOSUID
4106#endif
4107#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4108# define PERL_MOUNT_NOSUID MS_NOSUID
4109#endif
4110#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4111# define PERL_MOUNT_NOSUID M_NOSUID
4112#endif
104d25b7
JH		 4113
4114#endif /* IAMSUID */
4115
4bc88a62
PS		 4116#ifdef I_LIBUTIL
4117# include <libutil.h> /* setproctitle() in some FreeBSDs */
4118#endif
4119
b4748376
NIS		 4120#ifndef EXEC_ARGV_CAST
4121#define EXEC_ARGV_CAST(x) x
4122#endif
4123
dd5dc04f
JH		 4124#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4125 int). value returned in pointed-
4126 to UV */
4127#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4128#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4129#define IS_NUMBER_NEG 0x08 /* leading minus sign */
4130#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 4131#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 4132
4133#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4134
53305cf1
NC		 4135/* Input flags: */
4136#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 4137#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
53305cf1
NC		 4138/* Output flags: */
4139#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4140
2c4f7f0e
DM		 4141/* to let user control profiling */
4142#ifdef PERL_GPROF_CONTROL
4143extern void moncontrol(int);
4144#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4145#else
4146#define PERL_GPROF_MONCONTROL(x)
4147#endif
4148
ae0e3d3b
JH		 4149#ifdef UNDER_CE
4150#include "wince.h"
4151#endif
4152
4153/* ISO 6429 NEL - C1 control NExt Line */
4154/* See http://www.unicode.org/unicode/reports/tr13/ */
4155#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4156# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4157# define NEXT_LINE_CHAR 0x15
4158# else /* CDRA */
4159# define NEXT_LINE_CHAR 0x25
4160# endif
4161#else
4162# define NEXT_LINE_CHAR 0x85
4163#endif
4164
4165/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
4166#define UNICODE_LINE_SEPA_0 0xE2
4167#define UNICODE_LINE_SEPA_1 0x80
4168#define UNICODE_LINE_SEPA_2 0xA8
4169#define UNICODE_PARA_SEPA_0 0xE2
4170#define UNICODE_PARA_SEPA_1 0x80
4171#define UNICODE_PARA_SEPA_2 0xA9
4172
4d8076ea 4173/* and finally... */
cceca5ed 4174#define PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4175#include "patchlevel.h"
cceca5ed 4176#undef PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4177
43999f95 4178/* Mention
d460ef45 4179
43999f95 4180 NV_PRESERVES_UV
fe749a9f 4181
fe749a9f
JH		 4182 HAS_MKSTEMP
4183 HAS_MKSTEMPS
4184 HAS_MKDTEMP
4185
49dabb45
JH		 4186 HAS_GETCWD
4187
d59b5429 4188 HAS_MMAP
fe749a9f
JH		 4189 HAS_MPROTECT
4190 HAS_MSYNC
1e8c3fde 4191 HAS_MADVISE
fe749a9f
JH		 4192 HAS_MUNMAP
4193 I_SYSMMAN
4194 Mmap_t
4195
6b4667fc
A		 4196 NVef
4197 NVff
4198 NVgf
4199
4e0554ec
JH		 4200 HAS_USLEEP
4201 HAS_UALARM
4202
4203 HAS_SETITIMER
4204 HAS_GETITIMER
4205
4206 HAS_SENDMSG
4207 HAS_RECVMSG
4208 HAS_READV
4209 HAS_WRITEV
4210 I_SYSUIO
4211 HAS_STRUCT_MSGHDR
4212 HAS_STRUCT_CMSGHDR
4213
2765b840 4214 HAS_NL_LANGINFO
0a7020c9 4215
ae0e3d3b 4216 HAS_DIRFD
2765b840 4217
43999f95
JH		 4218 so that Configure picks them up. */
4219
85e6fe83 4220#endif /* Include guard */
ae0e3d3b 4221
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