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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
1f727ac0
HS		 1431#define Perl_atof(s) Perl_my_atof(s)
1432#define Perl_atof2(s, np) Perl_my_atof2(s, np)
cf2093f6 1433
d460ef45 1434/* Previously these definitions used hardcoded figures.
760ac839
LW		 1435 * It is hoped these formula are more portable, although
1436 * no data one way or another is presently known to me.
1437 * The "PERL_" names are used because these calculated constants
1438 * do not meet the ANSI requirements for LONG_MAX, etc., which
1439 * need to be constants acceptable to #if - kja
1440 * define PERL_LONG_MAX 2147483647L
1441 * define PERL_LONG_MIN (-LONG_MAX - 1)
1442 * define PERL ULONG_MAX 4294967295L
1443 */
1444
1445#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1446# include <limits.h>
1447#else
1448#ifdef I_VALUES
1449# include <values.h>
1450#endif
1451#endif
1452
99abf803 1453/*
1454 * Try to figure out max and min values for the integral types. THE CORRECT
1455 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1456 * following hacks are used if neither limits.h or values.h provide them:
1457 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1458 * for types < int: (unsigned TYPE)~(unsigned)0
1459 * The argument to ~ must be unsigned so that later signed->unsigned
1460 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1461 * and it must not be smaller than int because ~ does integral promotion.
1462 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1463 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1464 * The latter is a hack which happens to work on some machines but
1465 * does *not* catch any random system, or things like integer types
1466 * with NaN if that is possible.
1467 *
1468 * All of the types are explicitly cast to prevent accidental loss of
1469 * numeric range, and in the hope that they will be less likely to confuse
1470 * over-eager optimizers.
1471 *
1472 */
27d4fb96 1473
99abf803 1474#define PERL_UCHAR_MIN ((unsigned char)0)
1475
1476#ifdef UCHAR_MAX
1477# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1478#else
99abf803 1479# ifdef MAXUCHAR
1480# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1481# else
99abf803 1482# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 1483# endif
1484#endif
d460ef45 1485
99abf803 1486/*
1487 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1488 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1489 * depending on local options. Until Configure detects this (or at least
1490 * detects whether the "signed" keyword is available) the CHAR ranges
1491 * will not be included. UCHAR functions normally.
1492 * - kja
1493 */
27d4fb96 1494
99abf803 1495#define PERL_USHORT_MIN ((unsigned short)0)
1496
1497#ifdef USHORT_MAX
1498# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 1499#else
99abf803 1500# ifdef MAXUSHORT
1501# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 1502# else
ef2f54b0
CB		 1503# ifdef USHRT_MAX
1504# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1505# else
1506# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1507# endif
27d4fb96 1508# endif
1509#endif
1510
27d4fb96 1511#ifdef SHORT_MAX
99abf803 1512# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 1513#else
1514# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 1515# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 1516# else
ef2f54b0
CB		 1517# ifdef SHRT_MAX
1518# define PERL_SHORT_MAX ((short)SHRT_MAX)
1519# else
1520# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1521# endif
27d4fb96 1522# endif
1523#endif
1524
1525#ifdef SHORT_MIN
99abf803 1526# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 1527#else
1528# ifdef MINSHORT
99abf803 1529# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 1530# else
ef2f54b0
CB		 1531# ifdef SHRT_MIN
1532# define PERL_SHORT_MIN ((short)SHRT_MIN)
1533# else
1534# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1535# endif
27d4fb96 1536# endif
1537#endif
1538
99abf803 1539#ifdef UINT_MAX
1540# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 1541#else
99abf803 1542# ifdef MAXUINT
1543# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 1544# else
99abf803 1545# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 1546# endif
1547#endif
1548
99abf803 1549#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 1550
1551#ifdef INT_MAX
99abf803 1552# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 1553#else
1554# ifdef MAXINT /* Often used in <values.h> */
99abf803 1555# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 1556# else
99abf803 1557# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 1558# endif
1559#endif
1560
1561#ifdef INT_MIN
99abf803 1562# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 1563#else
1564# ifdef MININT
99abf803 1565# define PERL_INT_MIN ((int)MININT)
27d4fb96 1566# else
1567# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1568# endif
1569#endif
1570
99abf803 1571#ifdef ULONG_MAX
1572# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 1573#else
99abf803 1574# ifdef MAXULONG
1575# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 1576# else
99abf803 1577# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 1578# endif
1579#endif
1580
99abf803 1581#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 1582
760ac839 1583#ifdef LONG_MAX
99abf803 1584# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 1585#else
1586# ifdef MAXLONG /* Often used in <values.h> */
99abf803 1587# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 1588# else
99abf803 1589# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 1590# endif
1591#endif
1592
1593#ifdef LONG_MIN
99abf803 1594# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 1595#else
1596# ifdef MINLONG
99abf803 1597# define PERL_LONG_MIN ((long)MINLONG)
760ac839 1598# else
27d4fb96 1599# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 1600# endif
1601#endif
1602
d7d93a81 1603#ifdef UV_IS_QUAD
99abf803 1604
99abf803 1605# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 1606# define PERL_UQUAD_MIN ((UV)0)
99abf803 1607# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 1608# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 1609
79072805
LW		 1610#endif
1611
880b20b6
IZ		 1612struct perl_mstats {
1613 UV *nfree;
1614 UV *ntotal;
1615 IV topbucket, topbucket_ev, topbucket_odd, totfree, total, total_chain;
1616 IV total_sbrk, sbrks, sbrk_good, sbrk_slack, start_slack, sbrked_remains;
1617 IV minbucket;
1618 /* Level 1 info */
1619 UV *bucket_mem_size;
1620 UV *bucket_available_size;
1621 UV nbuckets;
1622};
830247a4 1623struct RExC_state_t;
880b20b6 1624
ee0007ab 1625typedef MEM_SIZE STRLEN;
450a55e4 1626
79072805
LW		 1627typedef struct op OP;
1628typedef struct cop COP;
1629typedef struct unop UNOP;
1630typedef struct binop BINOP;
1631typedef struct listop LISTOP;
1632typedef struct logop LOGOP;
79072805
LW		 1633typedef struct pmop PMOP;
1634typedef struct svop SVOP;
7934575e 1635typedef struct padop PADOP;
79072805 1636typedef struct pvop PVOP;
79072805
LW		 1637typedef struct loop LOOP;
1638
93a17b20 1639typedef struct interpreter PerlInterpreter;
d2b3f365
SS		 1640
1641/* Amdahl's <ksync.h> has struct sv */
1642/* SGI's <sys/sema.h> has struct sv */
1643#if defined(UTS) || defined(__sgi)
1644# define STRUCT_SV perl_sv
b8d3c5db
JH		 1645#else
1646# define STRUCT_SV sv
1647#endif
1648typedef struct STRUCT_SV SV;
79072805
LW		 1649typedef struct av AV;
1650typedef struct hv HV;
1651typedef struct cv CV;
378cc40b 1652typedef struct regexp REGEXP;
79072805 1653typedef struct gp GP;
0c30d9ec 1654typedef struct gv GV;
8990e307 1655typedef struct io IO;
c09156bb 1656typedef struct context PERL_CONTEXT;
79072805
LW		 1657typedef struct block BLOCK;
1658
1659typedef struct magic MAGIC;
ed6116ce 1660typedef struct xrv XRV;
79072805
LW		 1661typedef struct xpv XPV;
1662typedef struct xpviv XPVIV;
ff68c719 1663typedef struct xpvuv XPVUV;
79072805
LW		 1664typedef struct xpvnv XPVNV;
1665typedef struct xpvmg XPVMG;
1666typedef struct xpvlv XPVLV;
1667typedef struct xpvav XPVAV;
1668typedef struct xpvhv XPVHV;
1669typedef struct xpvgv XPVGV;
1670typedef struct xpvcv XPVCV;
1671typedef struct xpvbm XPVBM;
1672typedef struct xpvfm XPVFM;
8990e307 1673typedef struct xpvio XPVIO;
79072805
LW		 1674typedef struct mgvtbl MGVTBL;
1675typedef union any ANY;
5f7fde29
GS		 1676typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
1677typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 1678typedef struct clone_params CLONE_PARAMS;
1679
8d063cd8 1680
378cc40b 1681#include "handy.h"
a0d0e21e 1682
6b8eaf93 1683#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 1684# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
1685# define USE_64_BIT_RAWIO /* implicit */
1686# endif
4564133c
JH		 1687#endif
1688
6b8eaf93
JH		 1689/* Notice the use of HAS_FSEEKO: now we are obligated to always use
1690 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
1691 * however, because operating systems like to do that themself. */
1692#ifndef FSEEKSIZE
1693# ifdef HAS_FSEEKO
1694# define FSEEKSIZE LSEEKSIZE
1695# else
1696# define FSEEKSIZE LONGSIZE
d460ef45 1697# endif
6b8eaf93
JH		 1698#endif
1699
1700#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 1701# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
1702# define USE_64_BIT_STDIO /* implicit */
1703# endif
1704#endif
4564133c 1705
09458382 1706#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 1707# ifdef HAS_OFF64_T
1708# undef Off_t
1709# define Off_t off64_t
1710# undef LSEEKSIZE
1711# define LSEEKSIZE 8
5ff3f7a4 1712# endif
d9b3e12d
JH		 1713/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1714 * will trigger defines like the ones below. Some 64-bit environments,
09458382 1715 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 1716# if defined(USE_OPEN64)
1717# define open open64
5ff3f7a4 1718# endif
d9b3e12d
JH		 1719# if defined(USE_LSEEK64)
1720# define lseek lseek64
6b8eaf93
JH		 1721# else
1722# if defined(USE_LLSEEK)
1723# define lseek llseek
1724# endif
d9b3e12d
JH		 1725# endif
1726# if defined(USE_STAT64)
1727# define stat stat64
1728# endif
1729# if defined(USE_FSTAT64)
1730# define fstat fstat64
1731# endif
1732# if defined(USE_LSTAT64)
1733# define lstat lstat64
1734# endif
1735# if defined(USE_FLOCK64)
1736# define flock flock64
1737# endif
1738# if defined(USE_LOCKF64)
1739# define lockf lockf64
1740# endif
1741# if defined(USE_FCNTL64)
1742# define fcntl fcntl64
1743# endif
1744# if defined(USE_TRUNCATE64)
1745# define truncate truncate64
1746# endif
1747# if defined(USE_FTRUNCATE64)
1748# define ftruncate ftruncate64
1749# endif
1750#endif
1751
1752#ifdef USE_64_BIT_STDIO
1753# ifdef HAS_FPOS64_T
1754# undef Fpos_t
1755# define Fpos_t fpos64_t
1756# endif
1757/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
1758 * will trigger defines like the ones below. Some 64-bit environments,
1759 * however, do not. */
1760# if defined(USE_FOPEN64)
1761# define fopen fopen64
1762# endif
1763# if defined(USE_FSEEK64)
6b8eaf93 1764# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 1765# endif
1766# if defined(USE_FTELL64)
6b8eaf93 1767# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 1768# endif
1769# if defined(USE_FSETPOS64)
1770# define fsetpos fsetpos64
1771# endif
1772# if defined(USE_FGETPOS64)
1773# define fgetpos fgetpos64
1774# endif
1775# if defined(USE_TMPFILE64)
1776# define tmpfile tmpfile64
1777# endif
1778# if defined(USE_FREOPEN64)
1779# define freopen freopen64
5ff3f7a4
GS		 1780# endif
1781#endif
1782
af8b425d 1783#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 1784# include "iperlsys.h"
1785#endif
1786
6f71a643 1787#if defined(__OPEN_VM)
19848b3f
JH		 1788# include "vmesa/vmesaish.h"
1789# define ISHISH "vmesa"
6f71a643
JH		 1790#endif
1791
748a9306 1792#ifdef DOSISH
19848b3f
JH		 1793# if defined(OS2)
1794# include "os2ish.h"
1795# else
1796# include "dosish.h"
1797# endif
1798# define ISHISH "dos"
1799#endif
1800
1801#if defined(VMS)
748a9306 1802# include "vmsish.h"
96e176bf 1803# include "embed.h"
19848b3f
JH		 1804# define ISHISH "vms"
1805#endif
1806
1807#if defined(PLAN9)
1808# include "./plan9/plan9ish.h"
1809# define ISHISH "plan9"
1810#endif
1811
1812#if defined(MPE)
1813# include "mpeix/mpeixish.h"
1814# define ISHISH "mpeix"
1815#endif
1816
1817#if defined(__VOS__)
196918b0
PG		 1818# ifdef __GNUC__
1819# include "./vos/vosish.h"
1820# else
1821# include "vos/vosish.h"
1822# endif
19848b3f
JH		 1823# define ISHISH "vos"
1824#endif
1825
1826#if defined(EPOC)
1827# include "epocish.h"
1828# define ISHISH "epoc"
1829#endif
1830
1831#if defined(MACOS_TRADITIONAL)
1832# include "macos/macish.h"
1833# ifndef NO_ENVIRON_ARRAY
1834# define NO_ENVIRON_ARRAY
0c30d9ec 1835# endif
19848b3f
JH		 1836# define ISHISH "macos classic"
1837#endif
1838
efca5cc6
JH		 1839#if defined(__BEOS__)
1840# include "beos/beosish.h"
1841# define ISHISH "beos"
1842#endif
1843
19848b3f
JH		 1844#ifndef ISHISH
1845# include "unixish.h"
1846# define ISHISH "unix"
13b6e58c
JH		 1847#endif
1848
1849#ifndef NO_ENVIRON_ARRAY
1850# define USE_ENVIRON_ARRAY
1851#endif
32f822de 1852
c77b533b
JH		 1853/*
1854 * initialise to avoid floating-point exceptions from overflow, etc
1855 */
1856#ifndef PERL_FPU_INIT
1857# ifdef HAS_FPSETMASK
1858# if HAS_FLOATINGPOINT_H
1859# include <floatingpoint.h>
1860# endif
1861# define PERL_FPU_INIT fpsetmask(0);
c77b533b 1862# else
7014c407
JH		 1863# if defined(SIGFPE) && defined(SIG_IGN)
1864# define PERL_FPU_INIT signal(SIGFPE, SIG_IGN);
1865# else
1866# define PERL_FPU_INIT
1867# endif
c77b533b
JH		 1868# endif
1869#endif
1870
ed344e4f
IZ		 1871#ifndef PERL_SYS_INIT3
1872# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
1873#endif
1874
be708cc0
JH		 1875#ifndef PERL_WRITE_MSG_TO_CONSOLE
1876# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
1877#endif
1878
0f31cffe
GS		 1879#ifndef MAXPATHLEN
1880# ifdef PATH_MAX
b990c8b2
JH		 1881# ifdef _POSIX_PATH_MAX
1882# if PATH_MAX > _POSIX_PATH_MAX
1883/* MAXPATHLEN is supposed to include the final null character,
1884 * as opposed to PATH_MAX and _POSIX_PATH_MAX. */
1885# define MAXPATHLEN (PATH_MAX+1)
1886# else
1887# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1888# endif
1889# else
1890# define MAXPATHLEN (PATH_MAX+1)
1891# endif
0f31cffe 1892# else
b990c8b2
JH		 1893# ifdef _POSIX_PATH_MAX
1894# define MAXPATHLEN (_POSIX_PATH_MAX+1)
1895# else
1896# define MAXPATHLEN 1024 /* Err on the large side. */
1897# endif
0f31cffe
GS		 1898# endif
1899#endif
1900
d460ef45 1901/*
4d1ff10f 1902 * USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 1903 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 1904 * this results in many functions being undeclared which bothers C++
1905 * May make sense to have threads after "*ish.h" anyway
1906 */
1907
4d1ff10f
AB		 1908#if defined(USE_5005THREADS) || defined(USE_ITHREADS)
1909# if defined(USE_5005THREADS)
79d59c5f
GS		 1910 /* pending resolution of licensing issues, we avoid the erstwhile
1911 * atomic.h everywhere */
1912# define EMULATE_ATOMIC_REFCOUNTS
1feb2720 1913# endif
2986a63f
JH		 1914# ifdef NETWARE
1915# include <nw5thread.h>
1916# else
32f822de
GS		 1917# ifdef FAKE_THREADS
1918# include "fakethr.h"
1919# else
1920# ifdef WIN32
1921# include <win32thread.h>
1922# else
dd96f567
IZ		 1923# ifdef OS2
1924# include "os2thread.h"
1925# else
7f3d1cf1 1926# ifdef I_MACH_CTHREADS
bdd66968 1927# include <mach/cthreads.h>
8f1f23e8 1928# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 1929# define MUTEX_INIT_CALLS_MALLOC
1930# endif
7f3d1cf1
BH		 1931typedef cthread_t perl_os_thread;
1932typedef mutex_t perl_mutex;
1933typedef condition_t perl_cond;
1934typedef void * perl_key;
1935# else /* Posix threads */
1f5ae88c
JH		 1936# ifdef I_PTHREAD
1937# include <pthread.h>
1938# endif
7f3d1cf1
BH		 1939typedef pthread_t perl_os_thread;
1940typedef pthread_mutex_t perl_mutex;
1941typedef pthread_cond_t perl_cond;
1942typedef pthread_key_t perl_key;
1943# endif /* I_MACH_CTHREADS */
dd96f567 1944# endif /* OS2 */
32f822de
GS		 1945# endif /* WIN32 */
1946# endif /* FAKE_THREADS */
2986a63f 1947#endif /* NETWARE */
4d1ff10f 1948#endif /* USE_5005THREADS || USE_ITHREADS */
c5be433b 1949
66a93824 1950#if defined(WIN32)
1feb2720 1951# include "win32.h"
c5be433b
GS		 1952#endif
1953
2986a63f
JH		 1954#ifdef NETWARE
1955# include "netware.h"
1956#endif
1957
68dc0745 1958#ifdef VMS
6b88bc9c 1959# define STATUS_NATIVE PL_statusvalue_vms
68dc0745 1960# define STATUS_NATIVE_EXPORT \
d98f61e7 1961 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
68dc0745 1962# define STATUS_NATIVE_SET(n) \
1963 STMT_START { \
6b88bc9c
GS		 1964 PL_statusvalue_vms = (n); \
1965 if ((I32)PL_statusvalue_vms == -1) \
3280af22 1966 PL_statusvalue = -1; \
6b88bc9c 1967 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
3280af22 1968 PL_statusvalue = 0; \
6b88bc9c
GS		 1969 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
1970 PL_statusvalue = 1 << 8; \
68dc0745 1971 else \
6b88bc9c 1972 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
68dc0745 1973 } STMT_END
3280af22 1974# define STATUS_POSIX PL_statusvalue
68dc0745 1975# ifdef VMSISH_STATUS
1976# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
1977# else
1978# define STATUS_CURRENT STATUS_POSIX
1979# endif
1980# define STATUS_POSIX_SET(n) \
1981 STMT_START { \
3280af22
NIS		 1982 PL_statusvalue = (n); \
1983 if (PL_statusvalue != -1) { \
1984 PL_statusvalue &= 0xFFFF; \
6b88bc9c 1985 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
68dc0745 1986 } \
6b88bc9c 1987 else PL_statusvalue_vms = -1; \
68dc0745 1988 } STMT_END
6b88bc9c
GS		 1989# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
1990# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
68dc0745 1991#else
1992# define STATUS_NATIVE STATUS_POSIX
1993# define STATUS_NATIVE_EXPORT STATUS_POSIX
1994# define STATUS_NATIVE_SET STATUS_POSIX_SET
3280af22 1995# define STATUS_POSIX PL_statusvalue
68dc0745 1996# define STATUS_POSIX_SET(n) \
1997 STMT_START { \
3280af22
NIS		 1998 PL_statusvalue = (n); \
1999 if (PL_statusvalue != -1) \
2000 PL_statusvalue &= 0xFFFF; \
68dc0745 2001 } STMT_END
2002# define STATUS_CURRENT STATUS_POSIX
3280af22
NIS		 2003# define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
2004# define STATUS_ALL_FAILURE (PL_statusvalue = 1)
68dc0745 2005#endif
2006
cc3604b1
GS		 2007/* flags in PL_exit_flags for nature of exit() */
2008#define PERL_EXIT_EXPECTED 0x01
31d77e54 2009#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2010
0b94c7bb 2011#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 2012# define MEMBER_TO_FPTR(name) name
2013#endif
2014
2015/* format to use for version numbers in file/directory names */
273cf8d1 2016/* XXX move to Configure? */
a7cb1f99 2017#ifndef PERL_FS_VER_FMT
273cf8d1 2018# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS		 2019#endif
2020
45bc9206 2021/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 2022 * performance issue, so we allow people to disable it. Also, if
2023 * we are using stdio, there are broken implementations of fflush(NULL)
2024 * out there, Solaris being the most prominent.
45bc9206
GS		 2025 */
2026#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2027# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2028# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 2029# else
2030# ifdef FFLUSH_ALL
2031# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2032# else
c5be433b 2033# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2034# endif
66fe083f 2035# endif
45bc9206
GS		 2036#endif
2037
7766f137
GS		 2038#ifndef PERL_WAIT_FOR_CHILDREN
2039# define PERL_WAIT_FOR_CHILDREN NOOP
2040#endif
2041
ba869deb 2042/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 2043#ifndef PERL_SET_INTERP
2044# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2045#endif
2046
2047#ifndef PERL_GET_INTERP
2048# define PERL_GET_INTERP (PL_curinterp)
2049#endif
2050
54aff467 2051#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
4d1ff10f 2052# ifdef USE_5005THREADS
ba869deb 2053# define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT)
54aff467
GS		 2054# else
2055# ifdef MULTIPLICITY
ba869deb 2056# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467
GS		 2057# endif
2058# endif
ba869deb
GS		 2059# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2060#endif
2061
894356b3
GS		 2062#ifndef SVf
2063# ifdef CHECK_FORMAT
2064# define SVf "p"
2065# else
2066# define SVf "_"
d460ef45 2067# endif
894356b3
GS		 2068#endif
2069
d2560b70
RB		 2070#ifndef UVf
2071# ifdef CHECK_FORMAT
2072# define UVf UVuf
2073# else
2074# define UVf "Vu"
d460ef45 2075# endif
d2560b70
RB		 2076#endif
2077
2078#ifndef VDf
2079# ifdef CHECK_FORMAT
2080# define VDf "p"
2081# else
2082# define VDf "vd"
d460ef45 2083# endif
d2560b70
RB		 2084#endif
2085
b3fe4827
RB		 2086#ifndef Nullformat
2087# ifdef CHECK_FORMAT
2088# define Nullformat "%s",""
2089# else
2090# define Nullformat Nullch
2091# endif
2092#endif
2093
3fc1aec6 2094/* Some unistd.h's give a prototype for pause() even though
2095 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2096 below to be rejected by the compiler. Sigh.
3fc1aec6 2097*/
2098#ifdef HAS_PAUSE
2099#define Pause pause
2100#else
2101#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 2102#endif
2103
2104#ifndef IOCPARM_LEN
2105# ifdef IOCPARM_MASK
2106 /* on BSDish systes we're safe */
2107# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2108# else
2109 /* otherwise guess at what's safe */
2110# define IOCPARM_LEN(x) 256
2111# endif
a0d0e21e
LW		 2112#endif
2113
1761cee5 2114#if defined(__CYGWIN__)
521e0776
GS		 2115/* USEMYBINMODE
2116 * This symbol, if defined, indicates that the program should
16fe6d59 2117 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 2118 * that a file is in "binary" mode -- that is, that no translation
2119 * of bytes occurs on read or write operations.
2120 */
2121# define USEMYBINMODE / **/
16fe6d59
GS		 2122# define my_binmode(fp, iotype, mode) \
2123 (PerlLIO_setmode(PerlIO_fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 2124#endif
2125
cea2e8a9
GS		 2126#ifdef UNION_ANY_DEFINITION
2127UNION_ANY_DEFINITION;
2128#else
2129union any {
2130 void* any_ptr;
2131 I32 any_i32;
2132 IV any_iv;
2133 long any_long;
c76ac1ee 2134 void (*any_dptr) (void*);
acfe0abc 2135 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 2136};
2137#endif
2138
4d1ff10f 2139#ifdef USE_5005THREADS
cea2e8a9
GS		 2140#define ARGSproto struct perl_thread *thr
2141#else
2142#define ARGSproto
4d1ff10f 2143#endif /* USE_5005THREADS */
cea2e8a9 2144
acfe0abc 2145typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 2146
2147#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2148#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2149#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2150
c5078cac
JH		 2151#if defined(_AIX) && !defined(_AIX43)
2152#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2153/* We cannot include <crypt.h> to get the struct crypt_data
2154 * because of setkey prototype problems when threading */
2155typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2156 /* From OSF, Not needed in AIX
2157 char C[28], D[28];
2158 */
2159 char E[48];
2160 char KS[16][48];
2161 char block[66];
2162 char iobuf[16];
2163} CRYPTD;
2164#endif /* threading */
2165#endif /* AIX */
2166
af8b425d 2167#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 2168# include "iperlsys.h"
2169#endif
378cc40b 2170#include "regexp.h"
79072805 2171#include "sv.h"
378cc40b 2172#include "util.h"
8d063cd8 2173#include "form.h"
79072805
LW		 2174#include "gv.h"
2175#include "cv.h"
abdd5c84 2176#include "opnames.h"
79072805
LW		 2177#include "op.h"
2178#include "cop.h"
2179#include "av.h"
2180#include "hv.h"
2181#include "mg.h"
2182#include "scope.h"
4438c4b7 2183#include "warnings.h"
a0ed51b3 2184#include "utf8.h"
8d063cd8 2185
7fae4e64
GS		 2186/* Current curly descriptor */
2187typedef struct curcur CURCUR;
2188struct curcur {
2189 int parenfloor; /* how far back to strip paren data */
2190 int cur; /* how many instances of scan we've matched */
2191 int min; /* the minimal number of scans to match */
2192 int max; /* the maximal number of scans to match */
2193 int minmod; /* whether to work our way up or down */
2194 regnode * scan; /* the thing to match */
2195 regnode * next; /* what has to match after it */
2196 char * lastloc; /* where we started matching this scan */
2197 CURCUR * oldcc; /* current curly before we started this one */
2198};
2199
2200typedef struct _sublex_info SUBLEXINFO;
2201struct _sublex_info {
2202 I32 super_state; /* lexer state to save */
2203 I32 sub_inwhat; /* "lex_inwhat" to use */
2204 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS		 2205 char *super_bufptr; /* PL_bufptr that was */
2206 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS		 2207};
2208
455ece5e 2209typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 2210
2c2d71f5 2211struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 2212struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS		 2213
2214typedef I32 CHECKPOINT;
76e3520e 2215
5f7fde29
GS		 2216struct ptr_tbl_ent {
2217 struct ptr_tbl_ent* next;
2218 void* oldval;
2219 void* newval;
d18c6117
GS		 2220};
2221
5f7fde29
GS		 2222struct ptr_tbl {
2223 struct ptr_tbl_ent** tbl_ary;
2224 UV tbl_max;
2225 UV tbl_items;
d18c6117
GS		 2226};
2227
450a55e4 2228#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 2229# define I286
2230#endif
2231
fe14fcc3
LW		 2232#if defined(htonl) && !defined(HAS_HTONL)
2233#define HAS_HTONL
ae986130 2234#endif
fe14fcc3
LW		 2235#if defined(htons) && !defined(HAS_HTONS)
2236#define HAS_HTONS
ae986130 2237#endif
fe14fcc3
LW		 2238#if defined(ntohl) && !defined(HAS_NTOHL)
2239#define HAS_NTOHL
ae986130 2240#endif
fe14fcc3
LW		 2241#if defined(ntohs) && !defined(HAS_NTOHS)
2242#define HAS_NTOHS
ae986130 2243#endif
fe14fcc3 2244#ifndef HAS_HTONL
d9d8d8de 2245#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 2246#define HAS_HTONS
2247#define HAS_HTONL
2248#define HAS_NTOHS
2249#define HAS_NTOHL
a687059c
LW		 2250#define MYSWAP
2251#define htons my_swap
2252#define htonl my_htonl
2253#define ntohs my_swap
2254#define ntohl my_ntohl
2255#endif
2256#else
d9d8d8de 2257#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 2258#undef HAS_HTONS
2259#undef HAS_HTONL
2260#undef HAS_NTOHS
2261#undef HAS_NTOHL
a687059c
LW		 2262#endif
2263#endif
2264
988174c1
LW		 2265/*
2266 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2267 * -DWS
2268 */
2269#if BYTEORDER != 0x1234
2270# define HAS_VTOHL
2271# define HAS_VTOHS
2272# define HAS_HTOVL
2273# define HAS_HTOVS
c67712b2 2274# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 2275# define vtohl(x) ((((x)&0xFF)<<24) \
2276 +(((x)>>24)&0xFF) \
2277 +(((x)&0x0000FF00)<<8) \
2278 +(((x)&0x00FF0000)>>8) )
2279# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2280# define htovl(x) vtohl(x)
2281# define htovs(x) vtohs(x)
2282# endif
2283 /* otherwise default to functions in util.c */
2a8c3029 2284#ifndef htovs
c623ac67
GS		 2285short htovs(short n);
2286short vtohs(short n);
2287long htovl(long n);
2288long vtohl(long n);
988174c1 2289#endif
2a8c3029 2290#endif
988174c1 2291
3bb7c1b4
JH		 2292/* *MAX Plus 1. A floating point value.
2293 Hopefully expressed in a way that dodgy floating point can't mess up.
2294 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2295 is added to it
2296 May find that some broken compiler will want the value cast to I32.
2297 [after the shift, as signed >> may not be as secure as unsigned >>]
2298*/
2299#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2300#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2301/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2302 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2303 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2304*/
2305#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 2306
3bb7c1b4
JH		 2307#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2308#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2309#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2310
2311/* This may look like unnecessary jumping through hoops, but converting
2312 out of range floating point values to integers *is* undefined behaviour,
2313 and it is starting to bite.
2314*/
2315#ifndef CAST_INLINE
65202027 2316#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 2317#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 2318#define I_V(what) (cast_iv((NV)(what)))
2319#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 2320#else
2321#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2322 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2323 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2324#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2325 : ((n) < U32_MAX_P1 ? (U32) (n) \
2326 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2327#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2328 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2329 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2330#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2331 : ((n) < UV_MAX_P1 ? (UV) (n) \
2332 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2333#endif
2334
2335#define U_S(what) ((U16)U_32(what))
2336#define U_I(what) ((unsigned int)U_32(what))
2337#define U_L(what) U_32(what)
ed6116ce 2338
2d4389e4
JH		 2339/* These do not care about the fractional part, only about the range. */
2340#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 2341#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 2342
25da4f38
IZ		 2343/* Used with UV/IV arguments: */
2344 /* XXXX: need to speed it up */
2345#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2346#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2347
352d5a3a
LW		 2348#ifndef MAXSYSFD
2349# define MAXSYSFD 2
2350#endif
ee0007ab 2351
79072805 2352#ifndef __cplusplus
e1caacb4 2353#ifndef UNDER_CE
20ce7b12
GS		 2354Uid_t getuid (void);
2355Uid_t geteuid (void);
2356Gid_t getgid (void);
2357Gid_t getegid (void);
79072805 2358#endif
e1caacb4 2359#endif
8d063cd8 2360
0c30d9ec 2361#ifndef Perl_debug_log
bf49b057
GS		 2362# define Perl_debug_log PerlIO_stderr()
2363#endif
2364
2365#ifndef Perl_error_log
2366# define Perl_error_log (PL_stderrgv \
01bb7c6d 2367 && GvIOp(PL_stderrgv) \
42de951c 2368 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 2369 ? IoOFP(GvIOp(PL_stderrgv)) \
2370 : PerlIO_stderr())
0c30d9ec 2371#endif
3967c732 2372
aea4f609
DM		 2373
2374#define DEBUG_p_FLAG 0x00000001 /* 1 */
2375#define DEBUG_s_FLAG 0x00000002 /* 2 */
2376#define DEBUG_l_FLAG 0x00000004 /* 4 */
2377#define DEBUG_t_FLAG 0x00000008 /* 8 */
2378#define DEBUG_o_FLAG 0x00000010 /* 16 */
2379#define DEBUG_c_FLAG 0x00000020 /* 32 */
2380#define DEBUG_P_FLAG 0x00000040 /* 64 */
2381#define DEBUG_m_FLAG 0x00000080 /* 128 */
2382#define DEBUG_f_FLAG 0x00000100 /* 256 */
2383#define DEBUG_r_FLAG 0x00000200 /* 512 */
2384#define DEBUG_x_FLAG 0x00000400 /* 1024 */
2385#define DEBUG_u_FLAG 0x00000800 /* 2048 */
2386#define DEBUG_L_FLAG 0x00001000 /* 4096 */
2387#define DEBUG_H_FLAG 0x00002000 /* 8192 */
2388#define DEBUG_X_FLAG 0x00004000 /* 16384 */
2389#define DEBUG_D_FLAG 0x00008000 /* 32768 */
2390#define DEBUG_S_FLAG 0x00010000 /* 65536 */
2391#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 2392#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a
IZ		 2393#define DEBUG_J_FLAG 0x00080000 /* 524288 */
2394#define DEBUG_MASK 0x000FFFFF /* mask of all the standard flags */
aea4f609
DM		 2395
2396#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 2397#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2398 that something was done? */
aea4f609 2399
bd16a5f0
IZ		 2400# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2401# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2402# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2403# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2404# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2405# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2406# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2407# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2408# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2409# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2410# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2411# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2412# define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
2413# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2414# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2415# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2416# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2417# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2418# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 2419# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
bd16a5f0 2420
3967c732 2421#ifdef DEBUGGING
aea4f609
DM		 2422
2423# undef YYDEBUG
2424# define YYDEBUG 1
2425
bd16a5f0
IZ		 2426# define DEBUG_p_TEST DEBUG_p_TEST_
2427# define DEBUG_s_TEST DEBUG_s_TEST_
2428# define DEBUG_l_TEST DEBUG_l_TEST_
2429# define DEBUG_t_TEST DEBUG_t_TEST_
2430# define DEBUG_o_TEST DEBUG_o_TEST_
2431# define DEBUG_c_TEST DEBUG_c_TEST_
2432# define DEBUG_P_TEST DEBUG_P_TEST_
2433# define DEBUG_m_TEST DEBUG_m_TEST_
2434# define DEBUG_f_TEST DEBUG_f_TEST_
2435# define DEBUG_r_TEST DEBUG_r_TEST_
2436# define DEBUG_x_TEST DEBUG_x_TEST_
2437# define DEBUG_u_TEST DEBUG_u_TEST_
2438# define DEBUG_L_TEST DEBUG_L_TEST_
2439# define DEBUG_H_TEST DEBUG_H_TEST_
2440# define DEBUG_X_TEST DEBUG_X_TEST_
2441# define DEBUG_D_TEST DEBUG_D_TEST_
2442# define DEBUG_S_TEST DEBUG_S_TEST_
2443# define DEBUG_T_TEST DEBUG_T_TEST_
2444# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 2445# define DEBUG_J_TEST DEBUG_J_TEST_
aea4f609
DM		 2446
2447# define DEB(a) a
2448# define DEBUG(a) if (PL_debug) a
2449# define DEBUG_p(a) if (DEBUG_p_TEST) a
2450# define DEBUG_s(a) if (DEBUG_s_TEST) a
2451# define DEBUG_l(a) if (DEBUG_l_TEST) a
2452# define DEBUG_t(a) if (DEBUG_t_TEST) a
2453# define DEBUG_o(a) if (DEBUG_o_TEST) a
2454# define DEBUG_c(a) if (DEBUG_c_TEST) a
2455# define DEBUG_P(a) if (DEBUG_P_TEST) a
2456
969058bb
VK		 2457 /* Temporarily turn off memory debugging in case the a
2458 * does memory allocation, either directly or indirectly. */
acfe0abc 2459# define DEBUG_m(a) \
0b250b9e 2460 STMT_START { \
aea4f609 2461 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 2462 } STMT_END
aea4f609 2463
5f80b19c
AMS		 2464# define DEBUG__(t, a) \
2465 STMT_START { \
2466 if (t) STMT_START {a;} STMT_END; \
2467 } STMT_END
2468
2469# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2470# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2471# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2472# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2473# define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
2474# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2475# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2476# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 2477
4d1ff10f 2478# ifdef USE_5005THREADS
5f80b19c 2479# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
8b73bbec
IZ		 2480# else
2481# define DEBUG_S(a)
2482# endif
aea4f609 2483
5f80b19c
AMS		 2484# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2485# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
aea4f609
DM		 2486
2487#else /* DEBUGGING */
2488
2489# define DEBUG_p_TEST (0)
2490# define DEBUG_s_TEST (0)
2491# define DEBUG_l_TEST (0)
2492# define DEBUG_t_TEST (0)
2493# define DEBUG_o_TEST (0)
2494# define DEBUG_c_TEST (0)
2495# define DEBUG_P_TEST (0)
2496# define DEBUG_m_TEST (0)
2497# define DEBUG_f_TEST (0)
2498# define DEBUG_r_TEST (0)
2499# define DEBUG_x_TEST (0)
2500# define DEBUG_u_TEST (0)
2501# define DEBUG_L_TEST (0)
2502# define DEBUG_H_TEST (0)
2503# define DEBUG_X_TEST (0)
2504# define DEBUG_D_TEST (0)
2505# define DEBUG_S_TEST (0)
2506# define DEBUG_T_TEST (0)
04932ac8 2507# define DEBUG_R_TEST (0)
1045810a 2508# define DEBUG_J_TEST (0)
aea4f609
DM		 2509
2510# define DEB(a)
2511# define DEBUG(a)
2512# define DEBUG_p(a)
2513# define DEBUG_s(a)
2514# define DEBUG_l(a)
2515# define DEBUG_t(a)
2516# define DEBUG_o(a)
2517# define DEBUG_c(a)
2518# define DEBUG_P(a)
2519# define DEBUG_m(a)
2520# define DEBUG_f(a)
2521# define DEBUG_r(a)
2522# define DEBUG_x(a)
2523# define DEBUG_u(a)
2524# define DEBUG_L(a)
2525# define DEBUG_H(a)
2526# define DEBUG_X(a)
2527# define DEBUG_D(a)
2528# define DEBUG_S(a)
2529# define DEBUG_T(a)
04932ac8 2530# define DEBUG_R(a)
aea4f609
DM		 2531#endif /* DEBUGGING */
2532
2533
d1be9408 2534/* These constants should be used in preference to raw characters
14befaf4
DM		 2535 * when using magic. Note that some perl guts still assume
2536 * certain character properties of these constants, namely that
2537 * isUPPER() and toLOWER() may do useful mappings.
2538 *
2539 * Update the magic_names table in dump.c when adding/amending these
2540 */
2541
2542#define PERL_MAGIC_sv '\0' /* Special scalar variable */
2543#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2544#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2545#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2546#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2547#define PERL_MAGIC_regdata 'D' /* Regex match position data
2548 (@+ and @- vars) */
2549#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2550#define PERL_MAGIC_env 'E' /* %ENV hash */
2551#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2552#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2553#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2554#define PERL_MAGIC_isa 'I' /* @ISA array */
2555#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2556#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2557#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2558#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 2559#define PERL_MAGIC_mutex 'm' /* for lock op */
2560#define PERL_MAGIC_shared 'N' /* Shared between threads */
2561#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 2562#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2563#define PERL_MAGIC_tied 'P' /* Tied array or hash */
2564#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2565#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2566#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2567#define PERL_MAGIC_sig 'S' /* %SIG hash */
2568#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2569#define PERL_MAGIC_taint 't' /* Taintedness */
2570#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 2571#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4
DM		 2572#define PERL_MAGIC_vec 'v' /* vec() lvalue */
2573#define PERL_MAGIC_substr 'x' /* substr() lvalue */
2574#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2575 smart parameter vivification */
2576#define PERL_MAGIC_glob '*' /* GV (typeglob) */
2577#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2578#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 2579#define PERL_MAGIC_backref '<' /* for weak ref data */
14befaf4
DM		 2580#define PERL_MAGIC_ext '~' /* Available for use by extensions */
2581
2582
fe14fcc3 2583#define YYMAXDEPTH 300
8d063cd8 2584
a6e633de 2585#ifndef assert /* <assert.h> might have been included somehow */
a446a88f
NIS		 2586#ifdef DEBUGGING
2587#define assert(what) DEB( { \
2588 if (!(what)) { \
2589 Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \
2590 __FILE__, __LINE__); \
2591 PerlProc_exit(1); \
2592 }})
2593#else
79072805
LW		 2594#define assert(what) DEB( { \
2595 if (!(what)) { \
cea2e8a9 2596 Perl_croak(aTHX_ "Assertion failed: file \"%s\", line %d", \
79072805 2597 __FILE__, __LINE__); \
cea2e8a9 2598 PerlProc_exit(1); \
79072805 2599 }})
a6e633de 2600#endif
a446a88f 2601#endif
8d063cd8 2602
450a55e4 2603struct ufuncs {
24f81a43
DM		 2604 I32 (*uf_val)(pTHX_ IV, SV*);
2605 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 2606 IV uf_index;
450a55e4
LW		 2607};
2608
14befaf4 2609/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 2610 * XS code wanting to be backward compatible can do something
2611 * like the following:
c745e42c 2612
24f81a43 2613#ifndef PERL_MG_UFUNC
24f81a43
DM		 2614#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2615#endif
2616
2617static PERL_MG_UFUNC(foo_get, index, val)
2618{
2619 sv_setsv(val, ...);
2620 return TRUE;
2621}
2622
2623-- Doug MacEachern
2624
2625*/
2626
fc9c74e6 2627#ifndef PERL_MG_UFUNC
24f81a43 2628#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 2629#endif
24f81a43 2630
fe14fcc3 2631/* Fix these up for __STDC__ */
68dc0745 2632#ifndef DONT_DECLARE_STD
20ce7b12 2633char *mktemp (char*);
37bd1396 2634#ifndef atof
20ce7b12 2635double atof (const char*);
a0d0e21e 2636#endif
37bd1396 2637#endif
79072805 2638
352d5a3a 2639#ifndef STANDARD_C
fe14fcc3 2640/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 2641Time_t time();
8d063cd8 2642struct tm *gmtime(), *localtime();
092bebab 2643#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 2644char *(strchr)(), *(strrchr)();
2645char *(strcpy)(), *(strcat)();
2646#else
93a17b20 2647char *strchr(), *strrchr();
378cc40b 2648char *strcpy(), *strcat();
9d116dd7 2649#endif
352d5a3a 2650#endif /* ! STANDARD_C */
8d063cd8 2651
79072805
LW		 2652
2653#ifdef I_MATH
2654# include <math.h>
2655#else
32f822de 2656START_EXTERN_C
20ce7b12
GS		 2657 double exp (double);
2658 double log (double);
2659 double log10 (double);
2660 double sqrt (double);
2661 double frexp (double,int*);
2662 double ldexp (double,int);
2663 double modf (double,double*);
2664 double sin (double);
2665 double cos (double);
2666 double atan2 (double,double);
2667 double pow (double,double);
32f822de 2668END_EXTERN_C
79072805
LW		 2669#endif
2670
aa8b85de
JH		 2671#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
2672# define NV_INF LDBL_INFINITY
2673#endif
2674#if !defined(NV_INF) && defined(DBL_INFINITY)
2675# define NV_INF (NV)DBL_INFINITY
2676#endif
2677#if !defined(NV_INF) && defined(INFINITY)
2678# define NV_INF (NV)INFINITY
2679#endif
2680#if !defined(NV_INF) && defined(INF)
2681# define NV_INF (NV)INF
2682#endif
2683#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
2684# define NV_INF (NV)HUGE_VALL
2685#endif
2686#if !defined(NV_INF) && defined(HUGE_VAL)
2687# define NV_INF (NV)HUGE_VAL
2688#endif
2689
2690#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
2691# if !defined(NV_NAN) && defined(LDBL_NAN)
2692# define NV_NAN LDBL_NAN
2693# endif
2694# if !defined(NV_NAN) && defined(LDBL_QNAN)
2695# define NV_NAN LDBL_QNAN
2696# endif
2697# if !defined(NV_NAN) && defined(LDBL_SNAN)
2698# define NV_NAN LDBL_SNAN
2699# endif
2700#endif
2701#if !defined(NV_NAN) && defined(DBL_NAN)
2702# define NV_NAN (NV)DBL_NAN
2703#endif
2704#if !defined(NV_NAN) && defined(DBL_QNAN)
2705# define NV_NAN (NV)DBL_QNAN
2706#endif
2707#if !defined(NV_NAN) && defined(DBL_SNAN)
2708# define NV_NAN (NV)DBL_SNAN
2709#endif
2710#if !defined(NV_NAN) && defined(QNAN)
2711# define NV_NAN (NV)QNAN
2712#endif
2713#if !defined(NV_NAN) && defined(SNAN)
2714# define NV_NAN (NV)SNAN
2715#endif
2716#if !defined(NV_NAN) && defined(NAN)
2717# define NV_NAN (NV)NAN
2718#endif
2719
a0d0e21e 2720#ifndef __cplusplus
8f1f23e8 2721# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 2722char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 2723# else
fd8cd3a3 2724# if !defined(WIN32) && !defined(VMS)
10bc17b6 2725#ifndef crypt
20ce7b12 2726char *crypt (const char*, const char*);
10bc17b6 2727#endif
5014db98 2728# endif /* !WIN32 */
8f1f23e8 2729# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 2730# ifndef DONT_DECLARE_STD
2731# ifndef getenv
20ce7b12 2732char *getenv (const char*);
26618a56 2733# endif /* !getenv */
28ca6303 2734# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 2735# ifdef _FILE_OFFSET_BITS
28ca6303 2736# if _FILE_OFFSET_BITS == 64
20ce7b12 2737Off_t lseek (int,Off_t,int);
0fc67700
JH		 2738# endif
2739# endif
bf0c440f 2740# endif
26618a56 2741# endif /* !DONT_DECLARE_STD */
10bc17b6 2742#ifndef getlogin
20ce7b12 2743char *getlogin (void);
10bc17b6 2744#endif
26618a56 2745#endif /* !__cplusplus */
79072805 2746
16d20bd9 2747#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 2748#define UNLINK unlnk
20ce7b12 2749I32 unlnk (char*);
8d063cd8 2750#else
80252599 2751#define UNLINK PerlLIO_unlink
8d063cd8 2752#endif
a687059c 2753
fa0a29af
JH		 2754/* some versions of glibc are missing the setresuid() proto */
2755#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 2756int setresuid(uid_t ruid, uid_t euid, uid_t suid);
2757#endif
fa0a29af
JH		 2758/* some versions of glibc are missing the setresgid() proto */
2759#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 2760int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
2761#endif
2762
fe14fcc3 2763#ifndef HAS_SETREUID
85e6fe83
LW		 2764# ifdef HAS_SETRESUID
2765# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
2766# define HAS_SETREUID
2767# endif
a687059c 2768#endif
fe14fcc3 2769#ifndef HAS_SETREGID
85e6fe83
LW		 2770# ifdef HAS_SETRESGID
2771# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
2772# define HAS_SETREGID
2773# endif
a687059c 2774#endif
ee0007ab 2775
d543acb6 2776/* Sighandler_t defined in iperlsys.h */
ff68c719 2777
2778#ifdef HAS_SIGACTION
2779typedef struct sigaction Sigsave_t;
2780#else
2781typedef Sighandler_t Sigsave_t;
2782#endif
2783
ee0007ab
LW		 2784#define SCAN_DEF 0
2785#define SCAN_TR 1
2786#define SCAN_REPL 2
79072805
LW		 2787
2788#ifdef DEBUGGING
4633a7c4 2789# ifndef register
a0d0e21e
LW		 2790# define register
2791# endif
2792# define PAD_SV(po) pad_sv(po)
cea2e8a9 2793# define RUNOPS_DEFAULT Perl_runops_debug
79072805 2794#else
6b88bc9c 2795# define PAD_SV(po) PL_curpad[po]
cea2e8a9 2796# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 2797#endif
2798
18f739ee 2799#ifdef MYMALLOC
772fe5b3 2800# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 2801# define MALLOC_INIT \
2802 STMT_START { \
2803 PL_malloc_mutex = NULL; \
2804 MUTEX_INIT(&PL_malloc_mutex); \
2805 } STMT_END
2806# define MALLOC_TERM \
2807 STMT_START { \
2808 perl_mutex tmp = PL_malloc_mutex; \
2809 PL_malloc_mutex = NULL; \
2810 MUTEX_DESTROY(&tmp); \
2811 } STMT_END
2812# else
2813# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
2814# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
2815# endif
18f739ee
IZ		 2816#else
2817# define MALLOC_INIT
2818# define MALLOC_TERM
2819#endif
2820
b6d9d515 2821
0cb96387 2822typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 2823typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 2824typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 2825typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 2826
940cb80d 2827/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 2828#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 2829
8f1f23e8
W		 2830/* NeXT has problems with crt0.o globals */
2831#if defined(__DYNAMIC__) && \
2832 (defined(NeXT) || defined(__NeXT__) || defined(__APPLE__))
2833# if defined(NeXT) || defined(__NeXT)
2834# include <mach-o/dyld.h>
2835# define environ (*environ_pointer)
0c30d9ec 2836EXT char *** environ_pointer;
8f1f23e8 2837# else
82cabb9e 2838# if defined(__APPLE__) && defined(PERL_CORE)
8f1f23e8
W		 2839# include <crt_externs.h> /* for the env array */
2840# define environ (*_NSGetEnviron())
2841# endif
0c30d9ec 2842# endif
8f1f23e8
W		 2843#else
2844 /* VMS and some other platforms don't use the environ array */
13b6e58c 2845# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 2846# if !defined(DONT_DECLARE_STD) || \
2847 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
2848 defined(__sgi) || \
d460ef45 2849 defined(__DGUX)
8f1f23e8 2850extern char ** environ; /* environment variables supplied via exec */
a6c40364 2851# endif
8f1f23e8
W		 2852# endif
2853#endif
79072805 2854
73c4f7a1
GS		 2855START_EXTERN_C
2856
79072805 2857/* handy constants */
22c35a8c 2858EXTCONST char PL_warn_uninit[]
b89fed5f 2859 INIT("Use of uninitialized value%s%s");
22c35a8c 2860EXTCONST char PL_warn_nosemi[]
463ee0b2 2861 INIT("Semicolon seems to be missing");
22c35a8c 2862EXTCONST char PL_warn_reserved[]
463ee0b2 2863 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 2864EXTCONST char PL_warn_nl[]
93a17b20 2865 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 2866EXTCONST char PL_no_wrongref[]
a0d0e21e 2867 INIT("Can't use %s ref as %s ref");
22c35a8c 2868EXTCONST char PL_no_symref[]
748a9306 2869 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
22c35a8c 2870EXTCONST char PL_no_usym[]
8990e307 2871 INIT("Can't use an undefined value as %s reference");
22c35a8c 2872EXTCONST char PL_no_aelem[]
93a17b20 2873 INIT("Modification of non-creatable array value attempted, subscript %d");
22c35a8c 2874EXTCONST char PL_no_helem[]
93a17b20 2875 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
22c35a8c 2876EXTCONST char PL_no_modify[]
93a17b20 2877 INIT("Modification of a read-only value attempted");
22c35a8c 2878EXTCONST char PL_no_mem[]
93a17b20 2879 INIT("Out of memory!\n");
22c35a8c 2880EXTCONST char PL_no_security[]
463ee0b2 2881 INIT("Insecure dependency in %s%s");
22c35a8c 2882EXTCONST char PL_no_sock_func[]
93a17b20 2883 INIT("Unsupported socket function \"%s\" called");
22c35a8c 2884EXTCONST char PL_no_dir_func[]
93a17b20 2885 INIT("Unsupported directory function \"%s\" called");
22c35a8c 2886EXTCONST char PL_no_func[]
93a17b20 2887 INIT("The %s function is unimplemented");
22c35a8c 2888EXTCONST char PL_no_myglob[]
748a9306 2889 INIT("\"my\" variable %s can't be in a package");
93a17b20 2890
7575fa06 2891EXTCONST char PL_uuemap[65]
80252599
GS		 2892 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
2893
2894
79072805 2895#ifdef DOINIT
22c35a8c
GS		 2896EXT char *PL_sig_name[] = { SIG_NAME };
2897EXT int PL_sig_num[] = { SIG_NUM };
79072805 2898#else
22c35a8c
GS		 2899EXT char *PL_sig_name[];
2900EXT int PL_sig_num[];
79072805
LW		 2901#endif
2902
3bd709b1 2903/* fast conversion and case folding tables */
bbce6d69 2904
79072805 2905#ifdef DOINIT
9d116dd7 2906#ifdef EBCDIC
22c35a8c 2907EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 2908 0, 1, 2, 3, 4, 5, 6, 7,
2909 8, 9, 10, 11, 12, 13, 14, 15,
2910 16, 17, 18, 19, 20, 21, 22, 23,
2911 24, 25, 26, 27, 28, 29, 30, 31,
2912 32, 33, 34, 35, 36, 37, 38, 39,
2913 40, 41, 42, 43, 44, 45, 46, 47,
2914 48, 49, 50, 51, 52, 53, 54, 55,
2915 56, 57, 58, 59, 60, 61, 62, 63,
2916 64, 65, 66, 67, 68, 69, 70, 71,
2917 72, 73, 74, 75, 76, 77, 78, 79,
2918 80, 81, 82, 83, 84, 85, 86, 87,
2919 88, 89, 90, 91, 92, 93, 94, 95,
2920 96, 97, 98, 99, 100, 101, 102, 103,
2921 104, 105, 106, 107, 108, 109, 110, 111,
2922 112, 113, 114, 115, 116, 117, 118, 119,
2923 120, 121, 122, 123, 124, 125, 126, 127,
2924 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2925 'H', 'I', 138, 139, 140, 141, 142, 143,
2926 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
2927 'Q', 'R', 154, 155, 156, 157, 158, 159,
2928 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
2929 'Y', 'Z', 170, 171, 172, 173, 174, 175,
2930 176, 177, 178, 179, 180, 181, 182, 183,
2931 184, 185, 186, 187, 188, 189, 190, 191,
2932 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2933 'h', 'i', 202, 203, 204, 205, 206, 207,
2934 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
2935 'q', 'r', 218, 219, 220, 221, 222, 223,
2936 224, 225, 's', 't', 'u', 'v', 'w', 'x',
2937 'y', 'z', 234, 235, 236, 237, 238, 239,
2938 240, 241, 242, 243, 244, 245, 246, 247,
2939 248, 249, 250, 251, 252, 253, 254, 255
2940};
2941#else /* ascii rather than ebcdic */
22c35a8c 2942EXTCONST unsigned char PL_fold[] = {
79072805
LW		 2943 0, 1, 2, 3, 4, 5, 6, 7,
2944 8, 9, 10, 11, 12, 13, 14, 15,
2945 16, 17, 18, 19, 20, 21, 22, 23,
2946 24, 25, 26, 27, 28, 29, 30, 31,
2947 32, 33, 34, 35, 36, 37, 38, 39,
2948 40, 41, 42, 43, 44, 45, 46, 47,
2949 48, 49, 50, 51, 52, 53, 54, 55,
2950 56, 57, 58, 59, 60, 61, 62, 63,
2951 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2952 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2953 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2954 'x', 'y', 'z', 91, 92, 93, 94, 95,
2955 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2956 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2957 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2958 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2959 128, 129, 130, 131, 132, 133, 134, 135,
2960 136, 137, 138, 139, 140, 141, 142, 143,
2961 144, 145, 146, 147, 148, 149, 150, 151,
2962 152, 153, 154, 155, 156, 157, 158, 159,
2963 160, 161, 162, 163, 164, 165, 166, 167,
2964 168, 169, 170, 171, 172, 173, 174, 175,
2965 176, 177, 178, 179, 180, 181, 182, 183,
2966 184, 185, 186, 187, 188, 189, 190, 191,
2967 192, 193, 194, 195, 196, 197, 198, 199,
2968 200, 201, 202, 203, 204, 205, 206, 207,
2969 208, 209, 210, 211, 212, 213, 214, 215,
2970 216, 217, 218, 219, 220, 221, 222, 223,
2971 224, 225, 226, 227, 228, 229, 230, 231,
2972 232, 233, 234, 235, 236, 237, 238, 239,
2973 240, 241, 242, 243, 244, 245, 246, 247,
2974 248, 249, 250, 251, 252, 253, 254, 255
2975};
9d116dd7 2976#endif /* !EBCDIC */
79072805 2977#else
22c35a8c 2978EXTCONST unsigned char PL_fold[];
79072805
LW		 2979#endif
2980
2981#ifdef DOINIT
22c35a8c 2982EXT unsigned char PL_fold_locale[] = {
79072805
LW		 2983 0, 1, 2, 3, 4, 5, 6, 7,
2984 8, 9, 10, 11, 12, 13, 14, 15,
2985 16, 17, 18, 19, 20, 21, 22, 23,
2986 24, 25, 26, 27, 28, 29, 30, 31,
2987 32, 33, 34, 35, 36, 37, 38, 39,
2988 40, 41, 42, 43, 44, 45, 46, 47,
2989 48, 49, 50, 51, 52, 53, 54, 55,
2990 56, 57, 58, 59, 60, 61, 62, 63,
2991 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
2992 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
2993 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
2994 'x', 'y', 'z', 91, 92, 93, 94, 95,
2995 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
2996 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
2997 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
2998 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
2999 128, 129, 130, 131, 132, 133, 134, 135,
3000 136, 137, 138, 139, 140, 141, 142, 143,
3001 144, 145, 146, 147, 148, 149, 150, 151,
3002 152, 153, 154, 155, 156, 157, 158, 159,
3003 160, 161, 162, 163, 164, 165, 166, 167,
3004 168, 169, 170, 171, 172, 173, 174, 175,
3005 176, 177, 178, 179, 180, 181, 182, 183,
3006 184, 185, 186, 187, 188, 189, 190, 191,
3007 192, 193, 194, 195, 196, 197, 198, 199,
3008 200, 201, 202, 203, 204, 205, 206, 207,
3009 208, 209, 210, 211, 212, 213, 214, 215,
3010 216, 217, 218, 219, 220, 221, 222, 223,
3011 224, 225, 226, 227, 228, 229, 230, 231,
3012 232, 233, 234, 235, 236, 237, 238, 239,
3013 240, 241, 242, 243, 244, 245, 246, 247,
3014 248, 249, 250, 251, 252, 253, 254, 255
3015};
3016#else
22c35a8c 3017EXT unsigned char PL_fold_locale[];
79072805
LW		 3018#endif
3019
3020#ifdef DOINIT
9d116dd7 3021#ifdef EBCDIC
22c35a8c 3022EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 3023 1, 2, 84, 151, 154, 155, 156, 157,
3024 165, 246, 250, 3, 158, 7, 18, 29,
3025 40, 51, 62, 73, 85, 96, 107, 118,
3026 129, 140, 147, 148, 149, 150, 152, 153,
3027 255, 6, 8, 9, 10, 11, 12, 13,
3028 14, 15, 24, 25, 26, 27, 28, 226,
3029 29, 30, 31, 32, 33, 43, 44, 45,
3030 46, 47, 48, 49, 50, 76, 77, 78,
3031 79, 80, 81, 82, 83, 84, 85, 86,
3032 87, 94, 95, 234, 181, 233, 187, 190,
3033 180, 96, 97, 98, 99, 100, 101, 102,
3034 104, 112, 182, 174, 236, 232, 229, 103,
3035 228, 226, 114, 115, 116, 117, 118, 119,
3036 120, 121, 122, 235, 176, 230, 194, 162,
3037 130, 131, 132, 133, 134, 135, 136, 137,
3038 138, 139, 201, 205, 163, 217, 220, 224,
3039 5, 248, 227, 244, 242, 255, 241, 231,
3040 240, 253, 16, 197, 19, 20, 21, 187,
3041 23, 169, 210, 245, 237, 249, 247, 239,
3042 168, 252, 34, 196, 36, 37, 38, 39,
3043 41, 42, 251, 254, 238, 223, 221, 213,
3044 225, 177, 52, 53, 54, 55, 56, 57,
3045 58, 59, 60, 61, 63, 64, 65, 66,
3046 67, 68, 69, 70, 71, 72, 74, 75,
3047 205, 208, 186, 202, 200, 218, 198, 179,
3048 178, 214, 88, 89, 90, 91, 92, 93,
3049 217, 166, 170, 207, 199, 209, 206, 204,
3050 160, 212, 105, 106, 108, 109, 110, 111,
3051 203, 113, 216, 215, 192, 175, 193, 243,
3052 172, 161, 123, 124, 125, 126, 127, 128,
3053 222, 219, 211, 195, 188, 193, 185, 184,
3054 191, 183, 141, 142, 143, 144, 145, 146
3055};
3056#else /* ascii rather than ebcdic */
22c35a8c 3057EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 3058 1, 2, 84, 151, 154, 155, 156, 157,
3059 165, 246, 250, 3, 158, 7, 18, 29,
3060 40, 51, 62, 73, 85, 96, 107, 118,
3061 129, 140, 147, 148, 149, 150, 152, 153,
3062 255, 182, 224, 205, 174, 176, 180, 217,
3063 233, 232, 236, 187, 235, 228, 234, 226,
3064 222, 219, 211, 195, 188, 193, 185, 184,
3065 191, 183, 201, 229, 181, 220, 194, 162,
3066 163, 208, 186, 202, 200, 218, 198, 179,
3067 178, 214, 166, 170, 207, 199, 209, 206,
3068 204, 160, 212, 216, 215, 192, 175, 173,
3069 243, 172, 161, 190, 203, 189, 164, 230,
3070 167, 248, 227, 244, 242, 255, 241, 231,
3071 240, 253, 169, 210, 245, 237, 249, 247,
3072 239, 168, 252, 251, 254, 238, 223, 221,
3073 213, 225, 177, 197, 171, 196, 159, 4,
3074 5, 6, 8, 9, 10, 11, 12, 13,
3075 14, 15, 16, 17, 19, 20, 21, 22,
3076 23, 24, 25, 26, 27, 28, 30, 31,
3077 32, 33, 34, 35, 36, 37, 38, 39,
3078 41, 42, 43, 44, 45, 46, 47, 48,
3079 49, 50, 52, 53, 54, 55, 56, 57,
3080 58, 59, 60, 61, 63, 64, 65, 66,
3081 67, 68, 69, 70, 71, 72, 74, 75,
3082 76, 77, 78, 79, 80, 81, 82, 83,
3083 86, 87, 88, 89, 90, 91, 92, 93,
3084 94, 95, 97, 98, 99, 100, 101, 102,
3085 103, 104, 105, 106, 108, 109, 110, 111,
3086 112, 113, 114, 115, 116, 117, 119, 120,
3087 121, 122, 123, 124, 125, 126, 127, 128,
3088 130, 131, 132, 133, 134, 135, 136, 137,
3089 138, 139, 141, 142, 143, 144, 145, 146
3090};
9d116dd7 3091#endif
79072805 3092#else
22c35a8c 3093EXTCONST unsigned char PL_freq[];
79072805
LW		 3094#endif
3095
8990e307
LW		 3096#ifdef DEBUGGING
3097#ifdef DOINIT
22c35a8c 3098EXTCONST char* PL_block_type[] = {
8990e307
LW		 3099 "NULL",
3100 "SUB",
3101 "EVAL",
3102 "LOOP",
3103 "SUBST",
3104 "BLOCK",
3105};
3106#else
22c35a8c 3107EXTCONST char* PL_block_type[];
8990e307
LW		 3108#endif
3109#endif
3110
73c4f7a1
GS		 3111END_EXTERN_C
3112
79072805
LW		 3113/*****************************************************************************/
3114/* This lexer/parser stuff is currently global since yacc is hard to reenter */
3115/*****************************************************************************/
8990e307 3116/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 3117
a0d0e21e
LW		 3118#include "perly.h"
3119
fb73857a 3120#define LEX_NOTPARSING 11 /* borrowed from toke.c */
3121
79072805
LW		 3122typedef enum {
3123 XOPERATOR,
3124 XTERM,
79072805 3125 XREF,
8990e307 3126 XSTATE,
a0d0e21e 3127 XBLOCK,
09bef843
SB		 3128 XATTRBLOCK,
3129 XATTRTERM,
a0d0e21e 3130 XTERMBLOCK
79072805
LW		 3131} expectation;
3132
dc9e4912
GS		 3133enum { /* pass one of these to get_vtbl */
3134 want_vtbl_sv,
3135 want_vtbl_env,
3136 want_vtbl_envelem,
3137 want_vtbl_sig,
3138 want_vtbl_sigelem,
3139 want_vtbl_pack,
3140 want_vtbl_packelem,
3141 want_vtbl_dbline,
3142 want_vtbl_isa,
3143 want_vtbl_isaelem,
3144 want_vtbl_arylen,
3145 want_vtbl_glob,
3146 want_vtbl_mglob,
3147 want_vtbl_nkeys,
3148 want_vtbl_taint,
3149 want_vtbl_substr,
3150 want_vtbl_vec,
3151 want_vtbl_pos,
3152 want_vtbl_bm,
3153 want_vtbl_fm,
3154 want_vtbl_uvar,
3155 want_vtbl_defelem,
3156 want_vtbl_regexp,
3157 want_vtbl_collxfrm,
3158 want_vtbl_amagic,
3159 want_vtbl_amagicelem,
4d1ff10f 3160#ifdef USE_5005THREADS
dc9e4912
GS		 3161 want_vtbl_mutex,
3162#endif
3163 want_vtbl_regdata,
810b8aa5
GS		 3164 want_vtbl_regdatum,
3165 want_vtbl_backref
dc9e4912
GS		 3166};
3167
85e6fe83
LW		 3168 /* Note: the lowest 8 bits are reserved for
3169 stuffing into op->op_private */
f3aa04c2 3170#define HINT_PRIVATE_MASK 0x000000ff
85e6fe83
LW		 3171#define HINT_INTEGER 0x00000001
3172#define HINT_STRICT_REFS 0x00000002
2de3dbcc
JH		 3173#define HINT_LOCALE 0x00000004
3174#define HINT_BYTES 0x00000008
393fec97 3175/* #define HINT_notused10 0x00000010 */
a0ed51b3 3176 /* Note: 20,40,80 used for NATIVE_HINTS */
85e6fe83
LW		 3177
3178#define HINT_BLOCK_SCOPE 0x00000100
3179#define HINT_STRICT_SUBS 0x00000200
3180#define HINT_STRICT_VARS 0x00000400
3181
b3ac6de7
IZ		 3182#define HINT_NEW_INTEGER 0x00001000
3183#define HINT_NEW_FLOAT 0x00002000
3184#define HINT_NEW_BINARY 0x00004000
3185#define HINT_NEW_STRING 0x00008000
3186#define HINT_NEW_RE 0x00010000
3187#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3188
b3eb6a9b 3189#define HINT_RE_TAINT 0x00100000
e4d48cc9 3190#define HINT_RE_EVAL 0x00200000
b3eb6a9b 3191
5ff3f7a4 3192#define HINT_FILETEST_ACCESS 0x00400000
393fec97 3193#define HINT_UTF8 0x00800000
5ff3f7a4 3194
84d4ea48
JH		 3195#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3196#define HINT_SORT_QUICKSORT 0x00000001
3197#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 3198#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 3199
8bfdd7d9 3200/* Various states of the input record separator SV (rs) */
d4cce5f1 3201#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 3202#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3203#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 3204#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 3205
128e8167 3206/* A struct for keeping various DEBUGGING related stuff,
ce333219 3207 * neatly packed. Currently only scratch variables for
128e8167
JH		 3208 * constructing debug output are included. Needed always,
3209 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 3210struct perl_debug_pad {
3211 SV pad[3];
3212};
3213
3214#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
48c6b404 3215#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, SvCUR(PERL_DEBUG_PAD(i)) = 0, PERL_DEBUG_PAD(i))
ce333219 3216
56953603 3217/* Enable variables which are pointers to functions */
a2efc822 3218typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 3219typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3220typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3221 char* strend, char* strbeg, I32 minend,
3222 SV* screamer, void* data, U32 flags);
f722798b
IZ		 3223typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3224 char *strpos, char *strend,
3225 U32 flags,
3226 struct re_scream_pos_data_s *d);
3227typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3228typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
56953603 3229
c76ac1ee 3230typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS		 3231typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3232typedef void (*SVFUNC_t) (pTHX_ SV*);
3233typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3234typedef void (*XSINIT_t) (pTHX);
3235typedef void (*ATEXIT_t) (pTHX_ void*);
3236typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 3237
22239a37
NIS		 3238/* Set up PERLVAR macros for populating structs */
3239#define PERLVAR(var,type) type var;
51371543 3240#define PERLVARA(var,n,type) type var[n];
22239a37 3241#define PERLVARI(var,type,init) type var;
3fe35a81 3242#define PERLVARIC(var,type,init) type var;
22239a37 3243
58a50f62
GS		 3244/* Interpreter exitlist entry */
3245typedef struct exitlistentry {
acfe0abc 3246 void (*fn) (pTHX_ void*);
58a50f62
GS		 3247 void *ptr;
3248} PerlExitListEntry;
3249
22239a37
NIS		 3250#ifdef PERL_GLOBAL_STRUCT
3251struct perl_vars {
7766f137 3252# include "perlvars.h"
22239a37
NIS		 3253};
3254
7766f137 3255# ifdef PERL_CORE
533c011a
NIS		 3256EXT struct perl_vars PL_Vars;
3257EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
7766f137
GS		 3258# else /* PERL_CORE */
3259# if !defined(__GNUC__) || !defined(WIN32)
22239a37 3260EXT
7766f137 3261# endif /* WIN32 */
533c011a 3262struct perl_vars *PL_VarsPtr;
7766f137
GS		 3263# define PL_Vars (*((PL_VarsPtr) \
3264 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3265# endif /* PERL_CORE */
22239a37
NIS		 3266#endif /* PERL_GLOBAL_STRUCT */
3267
acfe0abc 3268#if defined(MULTIPLICITY)
d460ef45 3269/* If we have multiple interpreters define a struct
d4cce5f1 3270 holding variables which must be per-interpreter
d460ef45 3271 If we don't have threads anything that would have
d4cce5f1
NIS		 3272 be per-thread is per-interpreter.
3273*/
3274
79072805 3275struct interpreter {
4d1ff10f 3276# ifndef USE_5005THREADS
7766f137
GS		 3277# include "thrdvar.h"
3278# endif
3279# include "intrpvar.h"
3280/*
3281 * The following is a buffer where new variables must
acfe0abc 3282 * be defined to maintain binary compatibility with previous versions
7766f137
GS		 3283 */
3284PERLVARA(object_compatibility,30, char)
49f531da 3285};
d4cce5f1 3286
79072805 3287#else
49f531da
NIS		 3288struct interpreter {
3289 char broiled;
3290};
acfe0abc 3291#endif /* MULTIPLICITY */
79072805 3292
4d1ff10f 3293#ifdef USE_5005THREADS
d4cce5f1
NIS		 3294/* If we have threads define a struct with all the variables
3295 * that have to be per-thread
49f531da 3296 */
8023c3ce 3297
79072805 3298
49f531da 3299struct perl_thread {
49f531da 3300#include "thrdvar.h"
79072805 3301};
d4cce5f1 3302
22fae026
TM		 3303typedef struct perl_thread *Thread;
3304
3305#else
3306typedef void *Thread;
22239a37
NIS		 3307#endif
3308
3309/* Done with PERLVAR macros for now ... */
d4cce5f1 3310#undef PERLVAR
51371543 3311#undef PERLVARA
d4cce5f1 3312#undef PERLVARI
3fe35a81 3313#undef PERLVARIC
79072805 3314
22239a37 3315#include "thread.h"
79072805 3316#include "pp.h"
864dbfa3
GS		 3317
3318#ifndef PERL_CALLCONV
3319# define PERL_CALLCONV
d460ef45 3320#endif
864dbfa3 3321
65f19062
GS		 3322#ifndef NEXT30_NO_ATTRIBUTE
3323# ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3324# ifdef __attribute__ /* Avoid possible redefinition errors */
3325# undef __attribute__
3326# endif
3327# define __attribute__(attr)
3328# endif
3329#endif
3330
0cb96387
GS		 3331#undef PERL_CKDEF
3332#undef PERL_PPDEF
3333#define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3334#define PERL_PPDEF(s) OP *s (pTHX);
0cb96387 3335
7766f137 3336#include "proto.h"
864dbfa3 3337
0cb96387 3338/* this has structure inits, so it cannot be included before here */
acfe0abc 3339#include "opcode.h"
864dbfa3 3340
d4cce5f1
NIS		 3341/* The following must follow proto.h as #defines mess up syntax */
3342
22c35a8c
GS		 3343#if !defined(PERL_FOR_X2P)
3344# include "embedvar.h"
3345#endif
d4cce5f1 3346
d460ef45 3347/* Now include all the 'global' variables
d4cce5f1 3348 * If we don't have threads or multiple interpreters
d460ef45 3349 * these include variables that would have been their struct-s
d4cce5f1 3350 */
d460ef45 3351
533c011a 3352#define PERLVAR(var,type) EXT type PL_##var;
51371543 3353#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 3354#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3355#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
d4cce5f1 3356
acfe0abc 3357#if !defined(MULTIPLICITY)
7766f137 3358START_EXTERN_C
066ef5b5 3359# include "intrpvar.h"
4d1ff10f 3360# ifndef USE_5005THREADS
066ef5b5
GS		 3361# include "thrdvar.h"
3362# endif
7766f137 3363END_EXTERN_C
22239a37
NIS		 3364#endif
3365
acfe0abc 3366#if defined(WIN32)
66a93824 3367/* Now all the config stuff is setup we can include embed.h */
22c35a8c 3368# include "embed.h"
acfe0abc 3369#endif
22239a37 3370
c5be433b
GS		 3371#ifndef PERL_GLOBAL_STRUCT
3372START_EXTERN_C
3373
3374# include "perlvars.h"
3375
3376END_EXTERN_C
3377#endif
3378
d4cce5f1 3379#undef PERLVAR
51371543 3380#undef PERLVARA
d4cce5f1 3381#undef PERLVARI
0f3f18a6 3382#undef PERLVARIC
79072805 3383
73c4f7a1
GS		 3384START_EXTERN_C
3385
79072805 3386#ifdef DOINIT
bbce6d69 3387
68795e93 3388EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get),
2b260de0
GS		 3389 MEMBER_TO_FPTR(Perl_magic_set),
3390 MEMBER_TO_FPTR(Perl_magic_len),
463ee0b2 3391 0, 0};
2b260de0
GS		 3392EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env),
3393 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env),
66b1d557 3394 0};
2b260de0
GS		 3395EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv),
3396 0, MEMBER_TO_FPTR(Perl_magic_clearenv),
85e6fe83 3397 0};
22c35a8c 3398EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0};
64ca3a65
JH		 3399#ifdef PERL_MICRO
3400EXT MGVTBL PL_vtbl_sigelem = {0, 0, 0, 0, 0};
3401#else
2b260de0
GS		 3402EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig),
3403 MEMBER_TO_FPTR(Perl_magic_setsig),
3404 0, MEMBER_TO_FPTR(Perl_magic_clearsig),
0c30d9ec 3405 0};
64ca3a65 3406#endif
68795e93
NIS		 3407EXT MGVTBL PL_vtbl_pack = {0, 0,
3408 MEMBER_TO_FPTR(Perl_magic_sizepack),
3409 MEMBER_TO_FPTR(Perl_magic_wipepack),
a0d0e21e 3410 0};
2b260de0 3411EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack),
68795e93 3412 MEMBER_TO_FPTR(Perl_magic_setpack),
2b260de0 3413 0, MEMBER_TO_FPTR(Perl_magic_clearpack),
463ee0b2 3414 0};
2b260de0 3415EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline),
463ee0b2 3416 0, 0, 0};
2b260de0
GS		 3417EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
3418 0, MEMBER_TO_FPTR(Perl_magic_setisa),
fb73857a 3419 0};
2b260de0 3420EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa),
463ee0b2 3421 0, 0, 0};
2b260de0
GS		 3422EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen),
3423 MEMBER_TO_FPTR(Perl_magic_setarylen),
463ee0b2 3424 0, 0, 0};
2b260de0
GS		 3425EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob),
3426 MEMBER_TO_FPTR(Perl_magic_setglob),
463ee0b2 3427 0, 0, 0};
2b260de0 3428EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob),
463ee0b2 3429 0, 0, 0};
2b260de0
GS		 3430EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys),
3431 MEMBER_TO_FPTR(Perl_magic_setnkeys),
99abf803 3432 0, 0, 0};
68795e93
NIS		 3433EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),
3434 MEMBER_TO_FPTR(Perl_magic_settaint),
463ee0b2 3435 0, 0, 0};
68795e93
NIS		 3436EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr),
3437 MEMBER_TO_FPTR(Perl_magic_setsubstr),
463ee0b2 3438 0, 0, 0};
2b260de0 3439EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec),
68795e93 3440 MEMBER_TO_FPTR(Perl_magic_setvec),
463ee0b2 3441 0, 0, 0};
2b260de0
GS		 3442EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos),
3443 MEMBER_TO_FPTR(Perl_magic_setpos),
a0d0e21e 3444 0, 0, 0};
2b260de0 3445EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm),
463ee0b2 3446 0, 0, 0};
2b260de0 3447EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm),
55497cff 3448 0, 0, 0};
2b260de0
GS		 3449EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar),
3450 MEMBER_TO_FPTR(Perl_magic_setuvar),
463ee0b2 3451 0, 0, 0};
4d1ff10f 3452#ifdef USE_5005THREADS
68795e93
NIS		 3453EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0,
3454 MEMBER_TO_FPTR(Perl_magic_mutexfree)};
4d1ff10f 3455#endif /* USE_5005THREADS */
68795e93
NIS		 3456EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),
3457 MEMBER_TO_FPTR(Perl_magic_setdefelem),
02270b4e 3458 0, 0, 0};
a0d0e21e 3459
2b260de0
GS		 3460EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)};
3461EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0};
a29d06ed
MG		 3462EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get),
3463 MEMBER_TO_FPTR(Perl_magic_regdatum_set), 0, 0, 0};
c277df42 3464
36477c24 3465#ifdef USE_LOCALE_COLLATE
22c35a8c 3466EXT MGVTBL PL_vtbl_collxfrm = {0,
2b260de0 3467 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
bbce6d69 3468 0, 0, 0};
3469#endif
a0d0e21e 3470
2b260de0
GS		 3471EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3472 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
3473EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic),
3474 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)};
a0d0e21e 3475
810b8aa5 3476EXT MGVTBL PL_vtbl_backref = {0, 0,
2b260de0 3477 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)};
810b8aa5 3478
d460ef45
NIS		 3479EXT MGVTBL PL_vtbl_ovrld = {0, 0,
3480 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)};
3481
bbce6d69 3482#else /* !DOINIT */
3483
22c35a8c
GS		 3484EXT MGVTBL PL_vtbl_sv;
3485EXT MGVTBL PL_vtbl_env;
3486EXT MGVTBL PL_vtbl_envelem;
3487EXT MGVTBL PL_vtbl_sig;
3488EXT MGVTBL PL_vtbl_sigelem;
3489EXT MGVTBL PL_vtbl_pack;
3490EXT MGVTBL PL_vtbl_packelem;
3491EXT MGVTBL PL_vtbl_dbline;
3492EXT MGVTBL PL_vtbl_isa;
3493EXT MGVTBL PL_vtbl_isaelem;
3494EXT MGVTBL PL_vtbl_arylen;
3495EXT MGVTBL PL_vtbl_glob;
3496EXT MGVTBL PL_vtbl_mglob;
3497EXT MGVTBL PL_vtbl_nkeys;
3498EXT MGVTBL PL_vtbl_taint;
3499EXT MGVTBL PL_vtbl_substr;
3500EXT MGVTBL PL_vtbl_vec;
3501EXT MGVTBL PL_vtbl_pos;
3502EXT MGVTBL PL_vtbl_bm;
3503EXT MGVTBL PL_vtbl_fm;
3504EXT MGVTBL PL_vtbl_uvar;
d460ef45 3505EXT MGVTBL PL_vtbl_ovrld;
a0d0e21e 3506
4d1ff10f 3507#ifdef USE_5005THREADS
22c35a8c 3508EXT MGVTBL PL_vtbl_mutex;
4d1ff10f 3509#endif /* USE_5005THREADS */
f93b4edd 3510
22c35a8c
GS		 3511EXT MGVTBL PL_vtbl_defelem;
3512EXT MGVTBL PL_vtbl_regexp;
3513EXT MGVTBL PL_vtbl_regdata;
3514EXT MGVTBL PL_vtbl_regdatum;
a0d0e21e 3515
36477c24 3516#ifdef USE_LOCALE_COLLATE
22c35a8c 3517EXT MGVTBL PL_vtbl_collxfrm;
bbce6d69 3518#endif
a0d0e21e 3519
22c35a8c
GS		 3520EXT MGVTBL PL_vtbl_amagic;
3521EXT MGVTBL PL_vtbl_amagicelem;
a0d0e21e 3522
810b8aa5
GS		 3523EXT MGVTBL PL_vtbl_backref;
3524
bbce6d69 3525#endif /* !DOINIT */
85e6fe83 3526
f5284f61
IZ		 3527enum {
3528 fallback_amg, abs_amg,
3529 bool__amg, nomethod_amg,
3530 string_amg, numer_amg,
3531 add_amg, add_ass_amg,
3532 subtr_amg, subtr_ass_amg,
3533 mult_amg, mult_ass_amg,
3534 div_amg, div_ass_amg,
3535 modulo_amg, modulo_ass_amg,
3536 pow_amg, pow_ass_amg,
3537 lshift_amg, lshift_ass_amg,
3538 rshift_amg, rshift_ass_amg,
3539 band_amg, band_ass_amg,
3540 bor_amg, bor_ass_amg,
3541 bxor_amg, bxor_ass_amg,
3542 lt_amg, le_amg,
3543 gt_amg, ge_amg,
3544 eq_amg, ne_amg,
3545 ncmp_amg, scmp_amg,
3546 slt_amg, sle_amg,
3547 sgt_amg, sge_amg,
3548 seq_amg, sne_amg,
3549 not_amg, compl_amg,
3550 inc_amg, dec_amg,
3551 atan2_amg, cos_amg,
3552 sin_amg, exp_amg,
3553 log_amg, sqrt_amg,
3554 repeat_amg, repeat_ass_amg,
3555 concat_amg, concat_ass_amg,
3556 copy_amg, neg_amg,
3557 to_sv_amg, to_av_amg,
3558 to_hv_amg, to_gv_amg,
d460ef45 3559 to_cv_amg, iter_amg,
f216259d
IZ		 3560 int_amg, DESTROY_amg,
3561 max_amg_code
64a0062a 3562 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
f5284f61
IZ		 3563};
3564
3565#define NofAMmeth max_amg_code
89ffc314 3566#define AMG_id2name(id) ((char*)PL_AMG_names[id]+1)
f5284f61 3567
a0d0e21e 3568#ifdef DOINIT
22c35a8c 3569EXTCONST char * PL_AMG_names[NofAMmeth] = {
89ffc314
IZ		 3570 /* Names kept in the symbol table. fallback => "()", the rest has
3571 "(" prepended. The only other place in perl which knows about
3572 this convention is AMG_id2name (used for debugging output and
3573 'nomethod' only), the only other place which has it hardwired is
3574 overload.pm. */
3575 "()", "(abs", /* "fallback" should be the first. */
3576 "(bool", "(nomethod",
3577 "(\"\"", "(0+",
3578 "(+", "(+=",
3579 "(-", "(-=",
3580 "(*", "(*=",
3581 "(/", "(/=",
3582 "(%", "(%=",
3583 "(**", "(**=",
3584 "(<<", "(<<=",
3585 "(>>", "(>>=",
3586 "(&", "(&=",
3587 "(|", "(|=",
3588 "(^", "(^=",
3589 "(<", "(<=",
3590 "(>", "(>=",
3591 "(==", "(!=",
3592 "(<=>", "(cmp",
3593 "(lt", "(le",
3594 "(gt", "(ge",
3595 "(eq", "(ne",
3596 "(!", "(~",
3597 "(++", "(--",
3598 "(atan2", "(cos",
3599 "(sin", "(exp",
3600 "(log", "(sqrt",
3601 "(x", "(x=",
3602 "(.", "(.=",
3603 "(=", "(neg",
3604 "(${}", "(@{}",
3605 "(%{}", "(*{}",
3606 "(&{}", "(<>",
f216259d 3607 "(int", "DESTROY",
a0d0e21e
LW		 3608};
3609#else
22c35a8c 3610EXTCONST char * PL_AMG_names[NofAMmeth];
a0d0e21e
LW		 3611#endif /* def INITAMAGIC */
3612
73c4f7a1
GS		 3613END_EXTERN_C
3614
a6006777 3615struct am_table {
eb160463 3616 U32 was_ok_sub;
a0d0e21e 3617 long was_ok_am;
a6006777 3618 U32 flags;
3619 CV* table[NofAMmeth];
a0d0e21e
LW		 3620 long fallback;
3621};
a6006777 3622struct am_table_short {
eb160463 3623 U32 was_ok_sub;
a6006777 3624 long was_ok_am;
3625 U32 flags;
3626};
a0d0e21e 3627typedef struct am_table AMT;
a6006777 3628typedef struct am_table_short AMTS;
a0d0e21e
LW		 3629
3630#define AMGfallNEVER 1
3631#define AMGfallNO 2
3632#define AMGfallYES 3
3633
a6006777 3634#define AMTf_AMAGIC 1
32251b26 3635#define AMTf_OVERLOADED 2
a6006777 3636#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
3637#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
3638#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 3639#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
3640#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
3641#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 3642
32251b26 3643#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 3644
3645/*
3646 * some compilers like to redefine cos et alia as faster
3647 * (and less accurate?) versions called F_cos et cetera (Quidquid
3648 * latine dictum sit, altum viditur.) This trick collides with
3649 * the Perl overloading (amg). The following #defines fool both.
3650 */
3651
3652#ifdef _FASTMATH
3653# ifdef atan2
3654# define F_atan2_amg atan2_amg
3655# endif
3656# ifdef cos
3657# define F_cos_amg cos_amg
3658# endif
3659# ifdef exp
3660# define F_exp_amg exp_amg
3661# endif
3662# ifdef log
3663# define F_log_amg log_amg
3664# endif
3665# ifdef pow
3666# define F_pow_amg pow_amg
3667# endif
3668# ifdef sin
3669# define F_sin_amg sin_amg
3670# endif
3671# ifdef sqrt
3672# define F_sqrt_amg sqrt_amg
3673# endif
3674#endif /* _FASTMATH */
3675
83ee9e09
GS		 3676#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
3677 PERLDBf_NOOPT | PERLDBf_INTER | \
3678 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
3679 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON)
3680 /* No _NONAME, _GOTO */
3681#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
3682#define PERLDBf_LINE 0x02 /* Keep line # */
3683#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
3684#define PERLDBf_INTER 0x08 /* Preserve more data for
3685 later inspections */
3686#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
3687#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
3688#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
3689#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
3690#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
3691#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
84902520 3692
3280af22
NIS		 3693#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
3694#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
3695#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
3696#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
3697#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
3698#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
3699#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
3700#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 3701#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
3702#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
84902520 3703
bbce6d69 3704
36477c24 3705#ifdef USE_LOCALE_NUMERIC
bbce6d69 3706
36477c24 3707#define SET_NUMERIC_STANDARD() \
ff4fed7c 3708 set_numeric_standard();
36477c24 3709
3710#define SET_NUMERIC_LOCAL() \
ff4fed7c 3711 set_numeric_local();
bbce6d69 3712
2de3dbcc
JH		 3713#define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
3714#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
3715
3716#define IN_LOCALE \
3717 (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
3718
f93f4e46 3719#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 3720 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 3721 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 3722
3723#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 3724 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 3725 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 3726
3727#define RESTORE_NUMERIC_LOCAL() \
3728 if (was_local) SET_NUMERIC_LOCAL();
3729
3730#define RESTORE_NUMERIC_STANDARD() \
3731 if (was_standard) SET_NUMERIC_STANDARD();
3732
5b877257 3733#define Atof my_atof
097ee67d 3734
36477c24 3735#else /* !USE_LOCALE_NUMERIC */
bbce6d69 3736
097ee67d
JH		 3737#define SET_NUMERIC_STANDARD() /**/
3738#define SET_NUMERIC_LOCAL() /**/
5e931b6b 3739#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 3740#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
3741#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 3742#define RESTORE_NUMERIC_LOCAL() /**/
3743#define RESTORE_NUMERIC_STANDARD() /**/
2cdc7fd1 3744#define Atof my_atof
ad3e0f90 3745#define IN_LOCALE_RUNTIME 0
bbce6d69 3746
36477c24 3747#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 3748
079290de 3749#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3750# ifdef __hpux
3751# define strtoll __strtoll /* secret handshake */
3752# endif
c623ac67
GS		 3753# ifdef WIN64
3754# define strtoll _strtoi64 /* secret handshake */
3755# endif
079290de
GS		 3756# if !defined(Strtol) && defined(HAS_STRTOLL)
3757# define Strtol strtoll
ad551343 3758# endif
28e5dec8
JH		 3759# if !defined(Strtol) && defined(HAS_STRTOQ)
3760# define Strtol strtoq
3761# endif
ff935051 3762/* is there atoq() anywhere? */
15b99d39 3763#endif
079290de
GS		 3764#if !defined(Strtol) && defined(HAS_STRTOL)
3765# define Strtol strtol
3766#endif
3767#ifndef Atol
3768/* It would be more fashionable to use Strtol() to define atol()
3769 * (as is done for Atoul(), see below) but for backward compatibility
3770 * we just assume atol(). */
76b882ba 3771# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
c623ac67
GS		 3772# ifdef WIN64
3773# define atoll _atoi64 /* secret handshake */
3774# endif
76b882ba
JH		 3775# define Atol atoll
3776# else
3777# define Atol atol
3778# endif
cf2093f6
JH		 3779#endif
3780
55eb892c 3781#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 3782# ifdef __hpux
3783# define strtoull __strtoull /* secret handshake */
3784# endif
c623ac67
GS		 3785# ifdef WIN64
3786# define strtoull _strtoui64 /* secret handshake */
3787# endif
ad551343 3788# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 3789# define Strtoul strtoull
15b99d39 3790# endif
079290de
GS		 3791# if !defined(Strtoul) && defined(HAS_STRTOUQ)
3792# define Strtoul strtouq
3793# endif
76d49b1c 3794/* is there atouq() anywhere? */
ad551343 3795#endif
079290de
GS		 3796#if !defined(Strtoul) && defined(HAS_STRTOUL)
3797# define Strtoul strtoul
cf2093f6 3798#endif
079290de
GS		 3799#ifndef Atoul
3800# define Atoul(s) Strtoul(s, (char **)NULL, 10)
55eb892c 3801#endif
cf2093f6 3802
e5c9fcd0 3803#if !defined(PERLIO_IS_STDIO) && defined(HASATTRIBUTE)
d460ef45
NIS		 3804/*
3805 * Now we have __attribute__ out of the way
3806 * Remap printf
760ac839 3807 */
39455587 3808#undef printf
c745e42c
NIS		 3809#ifdef __GNUC__
3810#define printf(fmt,args...) PerlIO_stdoutf(fmt,##args)
3811#else
760ac839
LW		 3812#define printf PerlIO_stdoutf
3813#endif
c745e42c 3814#endif
760ac839 3815
06d86050
GS		 3816/* if these never got defined, they need defaults */
3817#ifndef PERL_SET_CONTEXT
3818# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
3819#endif
3820
3821#ifndef PERL_GET_CONTEXT
3822# define PERL_GET_CONTEXT PERL_GET_INTERP
3823#endif
3824
3825#ifndef PERL_GET_THX
3826# define PERL_GET_THX ((void*)NULL)
3827#endif
3828
3829#ifndef PERL_SET_THX
3830# define PERL_SET_THX(t) NOOP
3831#endif
3832
a868473f
NIS		 3833#ifndef PERL_SCRIPT_MODE
3834#define PERL_SCRIPT_MODE "r"
3835#endif
3836
fba3b22e 3837/*
da927450
JH		 3838 * Some operating systems are stingy with stack allocation,
3839 * so perl may have to guard against stack overflow.
3840 */
3841#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 3842#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 3843#endif
3844
3845/*
3846 * Some nonpreemptive operating systems find it convenient to
3847 * check for asynchronous conditions after each op execution.
3848 * Keep this check simple, or it may slow down execution
3849 * massively.
3850 */
ce08f86c 3851
1d615522
JH		 3852#ifndef PERL_MICRO
3853# ifndef PERL_OLD_SIGNALS
2986a63f
JH		 3854# ifndef PERL_ASYNC_CHECK
3855# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
3856# endif
1d615522 3857# endif
ce08f86c
NIS		 3858#endif
3859
da927450 3860#ifndef PERL_ASYNC_CHECK
1d615522 3861# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 3862#endif
3863
3864/*
3865 * On some operating systems, a memory allocation may succeed,
3866 * but put the process too close to the system's comfort limit.
3867 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
3868 * it to NULL.
3869 */
3870#ifndef PERL_ALLOC_CHECK
c2af87cb 3871#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 3872#endif
3873
3874/*
fba3b22e
MB		 3875 * nice_chunk and nice_chunk size need to be set
3876 * and queried under the protection of sv_mutex
3877 */
30ad99e7
MJD		 3878#define offer_nice_chunk(chunk, chunk_size) STMT_START { \
3879 void *new_chunk; \
3880 U32 new_chunk_size; \
3881 LOCK_SV_MUTEX; \
3882 new_chunk = (void *)(chunk); \
3883 new_chunk_size = (chunk_size); \
3884 if (new_chunk_size > PL_nice_chunk_size) { \
3885 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
3886 PL_nice_chunk = new_chunk; \
3887 PL_nice_chunk_size = new_chunk_size; \
3888 } else { \
3889 Safefree(chunk); \
3890 } \
3891 UNLOCK_SV_MUTEX; \
3892 } STMT_END
fba3b22e 3893
bd89102f
AD		 3894#ifdef HAS_SEM
3895# include <sys/ipc.h>
3896# include <sys/sem.h>
3897# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
3898 union semun {
dbba660d
TC		 3899 int val;
3900 struct semid_ds *buf;
3901 unsigned short *array;
bd89102f
AD		 3902 };
3903# endif
3904# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 3905# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
3906 union gccbug_semun {
3907 int val;
3908 struct semid_ds *buf;
3909 unsigned short *array;
3910 char __dummy[5];
3911 };
3912# define semun gccbug_semun
3913# endif
bd89102f
AD		 3914# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
3915# else
3916# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 3917# ifdef EXTRA_F_IN_SEMUN_BUF
3918# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
3919# else
3920# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
3921# endif
bd89102f
AD		 3922# endif
3923# endif
bd89102f 3924#endif
49f531da 3925
89ca4ac7
JH		 3926/*
3927 * Boilerplate macros for initializing and accessing interpreter-local
3928 * data from C. All statics in extensions should be reworked to use
3929 * this, if you want to make the extension thread-safe. See ext/re/re.xs
9f650e94 3930 * for an example of the use of these macros, and perlxs.pod for more.
89ca4ac7
JH		 3931 *
3932 * Code that uses these macros is responsible for the following:
43a739c2
JH		 3933 * 1. #define MY_CXT_KEY to a unique string, e.g.
3934 * "DynaLoader::_guts" XS_VERSION
89ca4ac7
JH		 3935 * 2. Declare a typedef named my_cxt_t that is a structure that contains
3936 * all the data that needs to be interpreter-local.
3937 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
3938 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
3939 * (typically put in the BOOT: section).
3940 * 5. Use the members of the my_cxt_t structure everywhere as
3941 * MY_CXT.member.
3942 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
3943 * access MY_CXT.
3944 */
3945
fc958cd2 3946#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7
JH		 3947
3948/* This must appear in all extensions that define a my_cxt_t structure,
3949 * right after the definition (i.e. at file scope). The non-threads
3950 * case below uses it to declare the data as static. */
3951#define START_MY_CXT
3952
3953/* Fetches the SV that keeps the per-interpreter data. */
3954#define dMY_CXT_SV \
3955 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
3956 sizeof(MY_CXT_KEY)-1, TRUE)
3957
3958/* This declaration should be used within all functions that use the
3959 * interpreter-local data. */
3960#define dMY_CXT \
3961 dMY_CXT_SV; \
ec0e15e0 3962 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
89ca4ac7
JH		 3963
3964/* Creates and zeroes the per-interpreter data.
3965 * (We allocate my_cxtp in a Perl SV so that it will be released when
3966 * the interpreter goes away.) */
3967#define MY_CXT_INIT \
3968 dMY_CXT_SV; \
3969 /* newSV() allocates one more than needed */ \
3970 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
3971 Zero(my_cxtp, 1, my_cxt_t); \
ec0e15e0 3972 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
89ca4ac7
JH		 3973
3974/* This macro must be used to access members of the my_cxt_t structure.
3975 * e.g. MYCXT.some_data */
3976#define MY_CXT (*my_cxtp)
3977
3978/* Judicious use of these macros can reduce the number of times dMY_CXT
3979 * is used. Use is similar to pTHX, aTHX etc. */
3980#define pMY_CXT my_cxt_t *my_cxtp
3981#define pMY_CXT_ pMY_CXT,
3982#define _pMY_CXT ,pMY_CXT
3983#define aMY_CXT my_cxtp
3984#define aMY_CXT_ aMY_CXT,
3985#define _aMY_CXT ,aMY_CXT
3986
3987#else /* USE_ITHREADS */
3988
3989#define START_MY_CXT static my_cxt_t my_cxt;
3990#define dMY_CXT_SV dNOOP
3991#define dMY_CXT dNOOP
3992#define MY_CXT_INIT NOOP
3993#define MY_CXT my_cxt
3994
3995#define pMY_CXT void
3996#define pMY_CXT_
3997#define _pMY_CXT
3998#define aMY_CXT
3999#define aMY_CXT_
4000#define _aMY_CXT
4001
4002#endif /* !defined(USE_ITHREADS) */
4003
9a34ef1d
GS		 4004#ifdef I_FCNTL
4005# include <fcntl.h>
9a34ef1d
GS		 4006#endif
4007
4008#ifdef I_SYS_FILE
4009# include <sys/file.h>
4010#endif
4011
fa0a29af 4012#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 4013int flock(int fd, int op);
4014#endif
4015
fe52b3b7
GS		 4016#ifndef O_RDONLY
4017/* Assume UNIX defaults */
4018# define O_RDONLY 0000
4019# define O_WRONLY 0001
4020# define O_RDWR 0002
4021# define O_CREAT 0100
4022#endif
9a34ef1d 4023
16fe6d59
GS		 4024#ifndef O_BINARY
4025# define O_BINARY 0
4026#endif
4027
4028#ifndef O_TEXT
4029# define O_TEXT 0
4030#endif
4031
6ce75a77
JH		 4032#if O_TEXT != O_BINARY
4033 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
4034 * that is, you are somehow DOSish. */
73250e76 4035# if defined(__BEOS__) || defined(__VOS__)
a6e45062
JH		 4036 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
4037 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 4038 /* VOS has O_TEXT != O_BINARY, and they have effect,
4039 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 4040 /* If you have O_TEXT different from your O_BINARY but you still are
4041 * not a CRLF shop. */
35990314 4042# undef PERLIO_USING_CRLF
ec53fe4f
JH		 4043# else
4044 /* If you really are DOSish. */
4045# define PERLIO_USING_CRLF 1
6ce75a77
JH		 4046# endif
4047#endif
4048
104d25b7
JH		 4049#ifdef IAMSUID
4050
4051#ifdef I_SYS_STATVFS
9f982a77
IG		 4052# if defined(PERL_SCO) && !defined(_SVID3)
4053# define _SVID3
4054# endif
32b3cf08
JH		 4055# include <sys/statvfs.h> /* for f?statvfs() */
4056#endif
4057#ifdef I_SYS_MOUNT
4058# include <sys/mount.h> /* for *BSD f?statfs() */
4059#endif
4060#ifdef I_MNTENT
4061# include <mntent.h> /* for getmntent() */
104d25b7 4062#endif
0545a864
JH		 4063#ifdef I_SYS_STATFS
4064# include <sys/statfs.h> /* for some statfs() */
4065#endif
4066#ifdef I_SYS_VFS
8d9e1a19
GS		 4067# ifdef __sgi
4068# define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4069# endif
4070# include <sys/vfs.h> /* for some statfs() */
4071# ifdef __sgi
4072# undef IRIX_sv
4073# endif
0545a864
JH		 4074#endif
4075#ifdef I_USTAT
4076# include <ustat.h> /* for ustat() */
4077#endif
4078
4079#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4080# define PERL_MOUNT_NOSUID MOUNT_NOSUID
4081#endif
4082#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4083# define PERL_MOUNT_NOSUID MNT_NOSUID
4084#endif
4085#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4086# define PERL_MOUNT_NOSUID MS_NOSUID
4087#endif
4088#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4089# define PERL_MOUNT_NOSUID M_NOSUID
4090#endif
104d25b7
JH		 4091
4092#endif /* IAMSUID */
4093
4bc88a62
PS		 4094#ifdef I_LIBUTIL
4095# include <libutil.h> /* setproctitle() in some FreeBSDs */
4096#endif
4097
b4748376
NIS		 4098#ifndef EXEC_ARGV_CAST
4099#define EXEC_ARGV_CAST(x) x
4100#endif
4101
dd5dc04f
JH		 4102#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4103 int). value returned in pointed-
4104 to UV */
4105#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4106#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4107#define IS_NUMBER_NEG 0x08 /* leading minus sign */
4108#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 4109#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 4110
4111#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4112
53305cf1
NC		 4113/* Input flags: */
4114#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 4115#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
53305cf1
NC		 4116/* Output flags: */
4117#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4118
2c4f7f0e
DM		 4119/* to let user control profiling */
4120#ifdef PERL_GPROF_CONTROL
4121extern void moncontrol(int);
4122#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4123#else
4124#define PERL_GPROF_MONCONTROL(x)
4125#endif
4126
ae0e3d3b
JH		 4127#ifdef UNDER_CE
4128#include "wince.h"
4129#endif
4130
4131/* ISO 6429 NEL - C1 control NExt Line */
4132/* See http://www.unicode.org/unicode/reports/tr13/ */
4133#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4134# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4135# define NEXT_LINE_CHAR 0x15
4136# else /* CDRA */
4137# define NEXT_LINE_CHAR 0x25
4138# endif
4139#else
4140# define NEXT_LINE_CHAR 0x85
4141#endif
4142
4143/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
4144#define UNICODE_LINE_SEPA_0 0xE2
4145#define UNICODE_LINE_SEPA_1 0x80
4146#define UNICODE_LINE_SEPA_2 0xA8
4147#define UNICODE_PARA_SEPA_0 0xE2
4148#define UNICODE_PARA_SEPA_1 0x80
4149#define UNICODE_PARA_SEPA_2 0xA9
4150
4d8076ea 4151/* and finally... */
cceca5ed 4152#define PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4153#include "patchlevel.h"
cceca5ed 4154#undef PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 4155
43999f95 4156/* Mention
d460ef45 4157
43999f95 4158 NV_PRESERVES_UV
fe749a9f 4159
fe749a9f
JH		 4160 HAS_MKSTEMP
4161 HAS_MKSTEMPS
4162 HAS_MKDTEMP
4163
49dabb45
JH		 4164 HAS_GETCWD
4165
d59b5429 4166 HAS_MMAP
fe749a9f
JH		 4167 HAS_MPROTECT
4168 HAS_MSYNC
1e8c3fde 4169 HAS_MADVISE
fe749a9f
JH		 4170 HAS_MUNMAP
4171 I_SYSMMAN
4172 Mmap_t
4173
6b4667fc
A		 4174 NVef
4175 NVff
4176 NVgf
4177
4e0554ec
JH		 4178 HAS_USLEEP
4179 HAS_UALARM
4180
4181 HAS_SETITIMER
4182 HAS_GETITIMER
4183
4184 HAS_SENDMSG
4185 HAS_RECVMSG
4186 HAS_READV
4187 HAS_WRITEV
4188 I_SYSUIO
4189 HAS_STRUCT_MSGHDR
4190 HAS_STRUCT_CMSGHDR
4191
2765b840 4192 HAS_NL_LANGINFO
0a7020c9 4193
ae0e3d3b 4194 HAS_DIRFD
2765b840 4195
43999f95
JH		 4196 so that Configure picks them up. */
4197
85e6fe83 4198#endif /* Include guard */
ae0e3d3b 4199
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