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a0d0e21e 1/* perl.h
a687059c 2 *
4bb101f2 3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
54ca4ee7 4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
a687059c 5 *
352d5a3a
LW		 6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
8d063cd8 8 *
8d063cd8 9 */
d6376244 10
85e6fe83
LW		 11#ifndef H_PERL
12#define H_PERL 1
8d063cd8 13
760ac839
LW		 14#ifdef PERL_FOR_X2P
15/*
d460ef45 16 * This file is being used for x2p stuff.
760ac839 17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
d460ef45 18 * Decouple x2p stuff from some of perls more extreme eccentricities.
760ac839 19 */
55497cff 20#undef MULTIPLICITY
760ac839
LW		 21#undef USE_STDIO
22#define USE_STDIO
23#endif /* PERL_FOR_X2P */
24
95036ac7
JH		 25#if defined(DGUX)
26#include <sys/fcntl.h>
27#endif
28
47a51902
SB		 29#ifdef VOIDUSED
30# undef VOIDUSED
31#endif
0cb96387 32#define VOIDUSED 1
47a51902 33
d460ef45 34#ifdef PERL_MICRO
12ae5dfc
JH		 35# include "uconfig.h"
36#else
b0f06652
VK		 37# ifndef USE_CROSS_COMPILE
38# include "config.h"
39# else
40# include "xconfig.h"
41# endif
12ae5dfc 42#endif
0cb96387 43
2c2d71f5
JH		 44/* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
46
ac6bedea
JH		 47/* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
50
894ccb8c
JH		 51#ifdef PERL_IMPLICIT_SYS
52/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
54 */
55# ifndef PL_OP_SLAB_ALLOC
56# define PL_OP_SLAB_ALLOC
57# endif
ba979b31
NIS		 58#endif
59
6f4183fe 60#ifdef USE_ITHREADS
acfe0abc 61# if !defined(MULTIPLICITY)
6f4183fe
GS		 62# define MULTIPLICITY
63# endif
64#endif
65
27da23d5
JH		 66#ifdef PERL_GLOBAL_STRUCT_PRIVATE
67# ifndef PERL_GLOBAL_STRUCT
68# define PERL_GLOBAL_STRUCT
69# endif
70#endif
97aff369 71
27da23d5
JH		 72#ifdef PERL_GLOBAL_STRUCT
73# ifndef MULTIPLICITY
74# define MULTIPLICITY
75# endif
76#endif
77
97aff369
JH		 78#ifdef MULTIPLICITY
79# ifndef PERL_IMPLICIT_CONTEXT
80# define PERL_IMPLICIT_CONTEXT
81# endif
82#endif
83
026fd48b
GH		 84/* undef WIN32 when building on Cygwin (for libwin32) - gph */
85#ifdef __CYGWIN__
86# undef WIN32
87# undef _WIN32
88#endif
89
27da23d5
JH		 90#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
91# ifndef SYMBIAN
92# define SYMBIAN
93# endif
94#endif
95
a0fd4948 96#ifdef __SYMBIAN32__
27da23d5
JH		 97# include "symbian/symbian_proto.h"
98#endif
99
100/* Any stack-challenged places. The limit varies (and often
101 * is configurable), but using more than a kilobyte of stack
102 * is usually dubious in these systems. */
a0fd4948 103#if defined(EPOC) || defined(__SYMBIAN32__)
27da23d5
JH		 104/* EPOC/Symbian: need to work around the SDK features. *
105 * On WINS: MS VC5 generates calls to _chkstk, *
106 * if a "large" stack frame is allocated. *
107 * gcc on MARM does not generate calls like these. */
108# define USE_HEAP_INSTEAD_OF_STACK
109#endif
110
111#/* Use the reentrant APIs like localtime_r and getpwent_r */
10bc17b6 112/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
6239f2da 113#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
10bc17b6
JH		 114# define USE_REENTRANT_API
115#endif
116
ac6bedea
JH		 117/* <--- here ends the logic shared by perl.h and makedef.pl */
118
af28e889 119/*
6239f2da
JH		 120 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
121 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
af28e889
JH		 122 * __bsdi__ for BSD/OS
123 */
6239f2da 124#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
af28e889
JH		 125# ifndef BSDish
126# define BSDish
127# endif
128#endif
129
27da23d5
JH		 130#ifdef PERL_GLOBAL_STRUCT
131# ifndef PERL_GET_VARS
132# ifdef PERL_GLOBAL_STRUCT_PRIVATE
133 extern struct perl_vars* Perl_GetVarsPrivate();
134# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
135# ifndef PERLIO_FUNCS_CONST
136# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
137# endif
138# else
139# define PERL_GET_VARS() PL_VarsPtr
140# endif
141# endif
142#endif
143
7a89be66 144#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
27da23d5
JH		 145
146#ifdef PERL_GLOBAL_STRUCT
147# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
148#else
149# define dVAR dNOOP
150#endif
151
c5be433b 152#ifdef PERL_IMPLICIT_CONTEXT
3db8f154
MB		 153# ifndef MULTIPLICITY
154# define MULTIPLICITY
c5be433b 155# endif
e8dda941 156# define tTHX PerlInterpreter*
5ba4cab2 157# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 158# define aTHX my_perl
27da23d5 159# ifdef PERL_GLOBAL_STRUCT
e8dda941 160# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 161# else
e8dda941 162# define dTHXa(a) pTHX = (tTHX)a
27da23d5
JH		 163# endif
164# ifdef PERL_GLOBAL_STRUCT
165# define dTHX dVAR; pTHX = PERL_GET_THX
166# else
167# define dTHX pTHX = PERL_GET_THX
168# endif
c5be433b 169# define pTHX_ pTHX,
c5be433b 170# define aTHX_ aTHX,
4373e329 171# define pTHX_1 2
894356b3
GS		 172# define pTHX_2 3
173# define pTHX_3 4
174# define pTHX_4 5
4373e329
AL		 175# define pTHX_5 6
176# define pTHX_6 7
a3b680e6
AL		 177# define pTHX_7 8
178# define pTHX_8 9
179# define pTHX_9 10
e8dda941
JD		 180# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
181# define PERL_TRACK_MEMPOOL
182# endif
183#else
184# undef PERL_TRACK_MEMPOOL
c5be433b
GS		 185#endif
186
76e3520e
GS		 187#define STATIC static
188#define CPERLscope(x) x
565764a8 189#define CPERLarg void
76e3520e 190#define CPERLarg_
e3b8966e 191#define _CPERLarg
1d583055
GS		 192#define PERL_OBJECT_THIS
193#define _PERL_OBJECT_THIS
194#define PERL_OBJECT_THIS_
312caa8e 195#define CALL_FPTR(fptr) (*fptr)
76e3520e 196
312caa8e
CS		 197#define CALLRUNOPS CALL_FPTR(PL_runops)
198#define CALLREGCOMP CALL_FPTR(PL_regcompp)
199#define CALLREGEXEC CALL_FPTR(PL_regexecp)
f722798b
IZ		 200#define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
201#define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
202#define CALLREGFREE CALL_FPTR(PL_regfree)
14dd3ad8 203
5ba4cab2
SH		 204/*
205 * Because of backward compatibility reasons the PERL_UNUSED_DECL
206 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
207 *
208 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 209 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
SH		 210 * marking unused variables (they need e.g. a #pragma) and therefore
211 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
212 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
213 *
214 */
1266ad8c 215
9969cdde 216#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 217# ifdef __cplusplus
5ba4cab2 218# define PERL_UNUSED_DECL
5b2bd0a5 219# else
5ba4cab2 220# define PERL_UNUSED_DECL __attribute__((unused))
5b2bd0a5
AMS		 221# endif
222#endif
44dbb695 223
5b2bd0a5 224#ifndef PERL_UNUSED_DECL
34659ad4 225# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 226# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 227# else
5ba4cab2 228# define PERL_UNUSED_DECL
b79c357a 229# endif
5b2bd0a5
AMS		 230#endif
231
349b520e
DM		 232/* gcc -Wall:
233 * for silencing unused variables that are actually used most of the time,
a0288114 234 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 235 */
53c1dcc0 236#ifndef PERL_UNUSED_ARG
c99ffe5e 237# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 238# include <note.h>
53c1dcc0 239# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 240# else
53c1dcc0 241# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL		 242# endif
243#endif
53c1dcc0
AL		 244#ifndef PERL_UNUSED_VAR
245# define PERL_UNUSED_VAR(x) ((void)x)
246#endif
ad73156c 247
96a5add6
AL		 248#ifdef USE_ITHREADS
249# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
250#else
251# define PERL_UNUSED_CONTEXT
252#endif
253
6f207bd3 254#define NOOP /*EMPTY*/(void)0
6b484a99
JH		 255#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
256#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
257#else
6f207bd3 258#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
6b484a99 259#endif
71be2cbc 260
0cb96387 261#ifndef pTHX
e8dda941
JD		 262/* Don't bother defining tTHX and sTHX; using them outside
263 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
264 */
0cb96387
GS		 265# define pTHX void
266# define pTHX_
0cb96387
GS		 267# define aTHX
268# define aTHX_
0cb96387
GS		 269# define dTHXa(a) dNOOP
270# define dTHX dNOOP
894356b3
GS		 271# define pTHX_1 1
272# define pTHX_2 2
273# define pTHX_3 3
274# define pTHX_4 4
3d42dc86
RGS		 275# define pTHX_5 5
276# define pTHX_6 6
a3b680e6
AL		 277# define pTHX_7 7
278# define pTHX_8 8
279# define pTHX_9 9
0cb96387
GS		 280#endif
281
27da23d5
JH		 282#ifndef dVAR
283# define dVAR dNOOP
284#endif
285
b4f7f263
GS		 286/* these are only defined for compatibility; should not be used internally */
287#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 288# define pTHXo pTHX
289# define pTHXo_ pTHX_
0cb96387
GS		 290# define aTHXo aTHX
291# define aTHXo_ aTHX_
c5be433b 292# define dTHXo dTHX
71d280e3 293# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 294#endif
295
296#ifndef pTHXx
297# define pTHXx register PerlInterpreter *my_perl
298# define pTHXx_ pTHXx,
0cb96387
GS		 299# define aTHXx my_perl
300# define aTHXx_ aTHXx,
c5be433b 301# define dTHXx dTHX
22c35a8c 302#endif
71be2cbc 303
1de7c2ac
GS		 304/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
305 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
306 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
307#ifdef PERL_IMPLICIT_SYS
27da23d5
JH		 308# ifdef PERL_GLOBAL_STRUCT_PRIVATE
309# define dTHXs dVAR; dTHX
310# else
311# define dTHXs dTHX
312# endif
1de7c2ac 313#else
27da23d5
JH		 314# ifdef PERL_GLOBAL_STRUCT_PRIVATE
315# define dTHXs dVAR
316# else
317# define dTHXs dNOOP
318# endif
1de7c2ac
GS		 319#endif
320
326b05e3
GS		 321#undef START_EXTERN_C
322#undef END_EXTERN_C
323#undef EXTERN_C
32f822de
GS		 324#ifdef __cplusplus
325# define START_EXTERN_C extern "C" {
326# define END_EXTERN_C }
327# define EXTERN_C extern "C"
328#else
d460ef45
NIS		 329# define START_EXTERN_C
330# define END_EXTERN_C
73c4f7a1 331# define EXTERN_C extern
32f822de
GS		 332#endif
333
27da23d5
JH		 334/* Some platforms require marking function declarations
335 * for them to be exportable. Used in perlio.h, proto.h
336 * is handled either by the makedef.pl or by defining the
337 * PERL_CALLCONV to be something special. See also the
338 * definition of XS() in XSUB.h. */
339#ifndef PERL_EXPORT_C
a0c21aa1
JH		 340# ifdef __cplusplus
341# define PERL_EXPORT_C extern "C"
342# else
343# define PERL_EXPORT_C extern
344# endif
27da23d5
JH		 345#endif
346#ifndef PERL_XS_EXPORT_C
a0c21aa1
JH		 347# ifdef __cplusplus
348# define PERL_XS_EXPORT_C extern "C"
349# else
350# define PERL_XS_EXPORT_C
351# endif
27da23d5
JH		 352#endif
353
462e5cf6
MB		 354#ifdef OP_IN_REGISTER
355# ifdef __GNUC__
356# define stringify_immed(s) #s
357# define stringify(s) stringify_immed(s)
d1ca3daa 358register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 359# endif
360#endif
361
b1e55cab
JH		 362/* gcc (-ansi) -pedantic doesn't allow gcc brace groups,
363 * g++ allows them but seems to have problems with them
364 * (insane errors ensue). */
365#if defined(PERL_GCC_PEDANTIC) || (defined(__GNUC__) && defined(__cplusplus))
5b692037 366# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
22469a62
RGS		 367# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
368# endif
5dc8bdac
JH		 369#endif
370
5b692037
JH		 371#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
372# ifndef PERL_USE_GCC_BRACE_GROUPS
373# define PERL_USE_GCC_BRACE_GROUPS
374# endif
375#endif
376
728e2803 377/*
378 * STMT_START { statements; } STMT_END;
379 * can be used as a single statement, as in
380 * if (x) STMT_START { ... } STMT_END; else ...
381 *
382 * Trying to select a version that gives no warnings...
383 */
384#if !(defined(STMT_START) && defined(STMT_END))
5b692037 385# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 386# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803 387# define STMT_END )
388# else
389 /* Now which other defined()s do we need here ??? */
93189314 390# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803 391# define STMT_START if (1)
392# define STMT_END else (void)0
393# else
394# define STMT_START do
395# define STMT_END while (0)
396# endif
397# endif
398#endif
399
0cb96387 400#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 401#define WITH_THR(s) WITH_THX(s)
ea0efc06 402
d6f9c181
JH		 403#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
404# define BYTEORDER 0x1234
79072805
LW		 405#endif
406
407/* Overall memory policy? */
408#ifndef CONSERVATIVE
409# define LIBERAL 1
410#endif
411
8ada0baa
JH		 412#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
413#define ASCIIish
414#else
415#undef ASCIIish
416#endif
417
79072805
LW		 418/*
419 * The following contortions are brought to you on behalf of all the
420 * standards, semi-standards, de facto standards, not-so-de-facto standards
421 * of the world, as well as all the other botches anyone ever thought of.
422 * The basic theory is that if we work hard enough here, the rest of the
423 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
424 */
ac58e20f 425
ee0007ab 426/* define this once if either system, instead of cluttering up the src */
2986a63f 427#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 428#define DOSISH 1
429#endif
430
fb38d079 431#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW		 432# define STANDARD_C 1
433#endif
434
9969cdde 435#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745 436# define DONT_DECLARE_STD 1
437#endif
438
352d5a3a 439#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 440# ifdef __cplusplus
cb69f87a 441# define VOL /* to temporarily suppress warnings */
79072805
LW		 442# else
443# define VOL volatile
444# endif
663a0e37 445#else
79072805 446# define VOL
663a0e37
LW		 447#endif
448
3280af22
NIS		 449#define TAINT (PL_tainted = TRUE)
450#define TAINT_NOT (PL_tainted = FALSE)
451#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
452#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 453#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 454
d460ef45 455/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 456 defines move there? If so, I could simplify this a lot. --AD 9/96.
457*/
458/* Process group stuff changed from traditional BSD to POSIX.
459 perlfunc.pod documents the traditional BSD-style syntax, so we'll
460 try to preserve that, if possible.
461*/
462#ifdef HAS_SETPGID
463# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 464#else
a6e633de 465# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
466# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
467# else
468# ifdef HAS_SETPGRP2 /* DG/UX */
469# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
470# endif
471# endif
472#endif
473#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
474# define HAS_SETPGRP /* Well, effectively it does . . . */
475#endif
476
477/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
478 our life easier :-) so we'll try it.
479*/
480#ifdef HAS_GETPGID
481# define BSD_GETPGRP(pid) getpgid((pid))
482#else
483# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
484# define BSD_GETPGRP(pid) getpgrp((pid))
485# else
486# ifdef HAS_GETPGRP2 /* DG/UX */
487# define BSD_GETPGRP(pid) getpgrp2((pid))
488# endif
489# endif
490#endif
491#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
492# define HAS_GETPGRP /* Well, effectively it does . . . */
493#endif
494
d460ef45 495/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 496 have different behaviors, but perl.h used to define USE_BSDPGRP
497 (prior to 5.003_05) so some extension might depend on it.
498*/
499#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
500# ifndef USE_BSDPGRP
501# define USE_BSDPGRP
502# endif
663a0e37
LW		 503#endif
504
8ac5a1fe
MH		 505/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
506 pthread.h must be included before all other header files.
507*/
3db8f154 508#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 509# include <pthread.h>
510#endif
511
760ac839
LW		 512#ifndef _TYPES_ /* If types.h defines this it's easy. */
513# ifndef major /* Does everyone's types.h define this? */
514# include <sys/types.h>
c07a80fd 515# endif
663a0e37
LW		 516#endif
517
760ac839
LW		 518#ifdef __cplusplus
519# ifndef I_STDARG
520# define I_STDARG 1
521# endif
522#endif
523
524#ifdef I_STDARG
525# include <stdarg.h>
526#else
527# ifdef I_VARARGS
528# include <varargs.h>
529# endif
530#endif
531
4633a7c4 532#ifdef USE_NEXT_CTYPE
0c30d9ec 533
092bebab
JH		 534#if NX_CURRENT_COMPILER_RELEASE >= 500
535# include <bsd/ctypes.h>
536#else
537# if NX_CURRENT_COMPILER_RELEASE >= 400
538# include <objc/NXCType.h>
539# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
540# include <appkit/NXCType.h>
541# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
542#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 543
544#else /* !USE_NEXT_CTYPE */
fe14fcc3 545#include <ctype.h>
0c30d9ec 546#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 547
548#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
549#undef METHOD
a0d0e21e
LW		 550#endif
551
12ae5dfc
JH		 552#ifdef PERL_MICRO
553# define NO_LOCALE
554#endif
555
4633a7c4 556#ifdef I_LOCALE
36477c24 557# include <locale.h>
4633a7c4
LW		 558#endif
559
36477c24 560#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
561# define USE_LOCALE
562# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
563 && defined(HAS_STRXFRM)
564# define USE_LOCALE_COLLATE
565# endif
566# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
567# define USE_LOCALE_CTYPE
568# endif
569# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
570# define USE_LOCALE_NUMERIC
571# endif
572#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 573
fe14fcc3 574#include <setjmp.h>
79072805 575
a0d0e21e 576#ifdef I_SYS_PARAM
79072805
LW		 577# ifdef PARAM_NEEDS_TYPES
578# include <sys/types.h>
579# endif
580# include <sys/param.h>
352d5a3a 581#endif
79072805 582
79072805 583/* Use all the "standard" definitions? */
a0d0e21e 584#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 585# include <stdlib.h>
ff68c719 586#endif
03a14243 587
3f270f98
JH		 588/* If this causes problems, set i_unistd=undef in the hint file. */
589#ifdef I_UNISTD
590# include <unistd.h>
591#endif
592
9969cdde 593#ifdef __SYMBIAN32__
27da23d5
JH		 594# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
595#endif
596
7114a2d2 597#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 598EXTERN_C int syscall(int, ...);
2ef53570
JH		 599#endif
600
7114a2d2 601#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 602EXTERN_C int usleep(unsigned int);
2ef53570
JH		 603#endif
604
9a34ef1d
GS		 605#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
606# define MYSWAP
607#endif
608
1109a392
MHM		 609#ifdef PERL_CORE
610
611/* macros for correct constant construction */
612# if INTSIZE >= 2
613# define U16_CONST(x) ((U16)x##U)
614# else
615# define U16_CONST(x) ((U16)x##UL)
616# endif
617
618# if INTSIZE >= 4
619# define U32_CONST(x) ((U32)x##U)
620# else
621# define U32_CONST(x) ((U32)x##UL)
622# endif
623
624# ifdef HAS_QUAD
625# if INTSIZE >= 8
626# define U64_CONST(x) ((U64)x##U)
627# elif LONGSIZE >= 8
628# define U64_CONST(x) ((U64)x##UL)
629# elif QUADKIND == QUAD_IS_LONG_LONG
630# define U64_CONST(x) ((U64)x##ULL)
631# else /* best guess we can make */
632# define U64_CONST(x) ((U64)x##UL)
633# endif
634# endif
635
636/* byte-swapping functions for big-/little-endian conversion */
637# define _swab_16_(x) ((U16)( \
638 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
639 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
640
641# define _swab_32_(x) ((U32)( \
642 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
643 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
644 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
645 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
646
647# ifdef HAS_QUAD
648# define _swab_64_(x) ((U64)( \
649 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
650 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
651 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
652 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
653 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
654 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
655 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
656 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
657# endif
658
659/*----------------------------------------------------------------------------*/
660# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
661/*----------------------------------------------------------------------------*/
662# define my_htole16(x) (x)
663# define my_letoh16(x) (x)
664# define my_htole32(x) (x)
665# define my_letoh32(x) (x)
666# define my_htobe16(x) _swab_16_(x)
667# define my_betoh16(x) _swab_16_(x)
668# define my_htobe32(x) _swab_32_(x)
669# define my_betoh32(x) _swab_32_(x)
670# ifdef HAS_QUAD
671# define my_htole64(x) (x)
672# define my_letoh64(x) (x)
673# define my_htobe64(x) _swab_64_(x)
674# define my_betoh64(x) _swab_64_(x)
675# endif
676# define my_htoles(x) (x)
677# define my_letohs(x) (x)
678# define my_htolei(x) (x)
679# define my_letohi(x) (x)
680# define my_htolel(x) (x)
681# define my_letohl(x) (x)
682# if SHORTSIZE == 1
683# define my_htobes(x) (x)
684# define my_betohs(x) (x)
685# elif SHORTSIZE == 2
686# define my_htobes(x) _swab_16_(x)
687# define my_betohs(x) _swab_16_(x)
688# elif SHORTSIZE == 4
689# define my_htobes(x) _swab_32_(x)
690# define my_betohs(x) _swab_32_(x)
691# elif SHORTSIZE == 8
692# define my_htobes(x) _swab_64_(x)
693# define my_betohs(x) _swab_64_(x)
694# else
695# define PERL_NEED_MY_HTOBES
696# define PERL_NEED_MY_BETOHS
697# endif
698# if INTSIZE == 1
699# define my_htobei(x) (x)
700# define my_betohi(x) (x)
701# elif INTSIZE == 2
702# define my_htobei(x) _swab_16_(x)
703# define my_betohi(x) _swab_16_(x)
704# elif INTSIZE == 4
705# define my_htobei(x) _swab_32_(x)
706# define my_betohi(x) _swab_32_(x)
707# elif INTSIZE == 8
708# define my_htobei(x) _swab_64_(x)
709# define my_betohi(x) _swab_64_(x)
710# else
711# define PERL_NEED_MY_HTOBEI
712# define PERL_NEED_MY_BETOHI
713# endif
714# if LONGSIZE == 1
715# define my_htobel(x) (x)
716# define my_betohl(x) (x)
717# elif LONGSIZE == 2
718# define my_htobel(x) _swab_16_(x)
719# define my_betohl(x) _swab_16_(x)
720# elif LONGSIZE == 4
721# define my_htobel(x) _swab_32_(x)
722# define my_betohl(x) _swab_32_(x)
723# elif LONGSIZE == 8
724# define my_htobel(x) _swab_64_(x)
725# define my_betohl(x) _swab_64_(x)
726# else
727# define PERL_NEED_MY_HTOBEL
728# define PERL_NEED_MY_BETOHL
729# endif
730# define my_htolen(p,n) NOOP
731# define my_letohn(p,n) NOOP
732# define my_htoben(p,n) my_swabn(p,n)
733# define my_betohn(p,n) my_swabn(p,n)
734/*----------------------------------------------------------------------------*/
735# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
736/*----------------------------------------------------------------------------*/
737# define my_htobe16(x) (x)
738# define my_betoh16(x) (x)
739# define my_htobe32(x) (x)
740# define my_betoh32(x) (x)
741# define my_htole16(x) _swab_16_(x)
742# define my_letoh16(x) _swab_16_(x)
743# define my_htole32(x) _swab_32_(x)
744# define my_letoh32(x) _swab_32_(x)
745# ifdef HAS_QUAD
746# define my_htobe64(x) (x)
747# define my_betoh64(x) (x)
748# define my_htole64(x) _swab_64_(x)
749# define my_letoh64(x) _swab_64_(x)
750# endif
751# define my_htobes(x) (x)
752# define my_betohs(x) (x)
753# define my_htobei(x) (x)
754# define my_betohi(x) (x)
755# define my_htobel(x) (x)
756# define my_betohl(x) (x)
757# if SHORTSIZE == 1
758# define my_htoles(x) (x)
759# define my_letohs(x) (x)
760# elif SHORTSIZE == 2
761# define my_htoles(x) _swab_16_(x)
762# define my_letohs(x) _swab_16_(x)
763# elif SHORTSIZE == 4
764# define my_htoles(x) _swab_32_(x)
765# define my_letohs(x) _swab_32_(x)
766# elif SHORTSIZE == 8
767# define my_htoles(x) _swab_64_(x)
768# define my_letohs(x) _swab_64_(x)
769# else
770# define PERL_NEED_MY_HTOLES
771# define PERL_NEED_MY_LETOHS
772# endif
773# if INTSIZE == 1
774# define my_htolei(x) (x)
775# define my_letohi(x) (x)
776# elif INTSIZE == 2
777# define my_htolei(x) _swab_16_(x)
778# define my_letohi(x) _swab_16_(x)
779# elif INTSIZE == 4
780# define my_htolei(x) _swab_32_(x)
781# define my_letohi(x) _swab_32_(x)
782# elif INTSIZE == 8
783# define my_htolei(x) _swab_64_(x)
784# define my_letohi(x) _swab_64_(x)
785# else
786# define PERL_NEED_MY_HTOLEI
787# define PERL_NEED_MY_LETOHI
788# endif
789# if LONGSIZE == 1
790# define my_htolel(x) (x)
791# define my_letohl(x) (x)
792# elif LONGSIZE == 2
793# define my_htolel(x) _swab_16_(x)
794# define my_letohl(x) _swab_16_(x)
795# elif LONGSIZE == 4
796# define my_htolel(x) _swab_32_(x)
797# define my_letohl(x) _swab_32_(x)
798# elif LONGSIZE == 8
799# define my_htolel(x) _swab_64_(x)
800# define my_letohl(x) _swab_64_(x)
801# else
802# define PERL_NEED_MY_HTOLEL
803# define PERL_NEED_MY_LETOHL
804# endif
805# define my_htolen(p,n) my_swabn(p,n)
806# define my_letohn(p,n) my_swabn(p,n)
807# define my_htoben(p,n) NOOP
808# define my_betohn(p,n) NOOP
809/*----------------------------------------------------------------------------*/
810# else /* all other byte-orders */
811/*----------------------------------------------------------------------------*/
812# define PERL_NEED_MY_HTOLE16
813# define PERL_NEED_MY_LETOH16
814# define PERL_NEED_MY_HTOBE16
815# define PERL_NEED_MY_BETOH16
816# define PERL_NEED_MY_HTOLE32
817# define PERL_NEED_MY_LETOH32
818# define PERL_NEED_MY_HTOBE32
819# define PERL_NEED_MY_BETOH32
820# ifdef HAS_QUAD
821# define PERL_NEED_MY_HTOLE64
822# define PERL_NEED_MY_LETOH64
823# define PERL_NEED_MY_HTOBE64
824# define PERL_NEED_MY_BETOH64
825# endif
826# define PERL_NEED_MY_HTOLES
827# define PERL_NEED_MY_LETOHS
828# define PERL_NEED_MY_HTOBES
829# define PERL_NEED_MY_BETOHS
830# define PERL_NEED_MY_HTOLEI
831# define PERL_NEED_MY_LETOHI
832# define PERL_NEED_MY_HTOBEI
833# define PERL_NEED_MY_BETOHI
834# define PERL_NEED_MY_HTOLEL
835# define PERL_NEED_MY_LETOHL
836# define PERL_NEED_MY_HTOBEL
837# define PERL_NEED_MY_BETOHL
838/*----------------------------------------------------------------------------*/
839# endif /* end of byte-order macros */
840/*----------------------------------------------------------------------------*/
841
9c17f24a
NC		 842/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
843 at least on FreeBSD. YMMV, so experiment. */
844#ifndef PERL_ARENA_SIZE
845#define PERL_ARENA_SIZE 4080
846#endif
847
1109a392
MHM		 848#endif /* PERL_CORE */
849
bdf3085f
NC		 850/* We no longer default to creating a new SV for GvSV.
851 Do this before embed. */
852#ifndef PERL_CREATE_GVSV
7459f06b
NC		 853# ifndef PERL_DONT_CREATE_GVSV
854# define PERL_DONT_CREATE_GVSV
855# endif
bdf3085f
NC		 856#endif
857
ca0c25f6
NC		 858#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
859#define PERL_USES_PL_PIDSTATUS
860#endif
861
a62746fa
RGS		 862#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
863#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
864#endif
865
66a93824
NIS		 866/* Cannot include embed.h here on Win32 as win32.h has not
867 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
868 */
96e176bf 869#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 870# include "embed.h"
eb8433b7
NC		 871# ifndef PERL_MAD
872# undef op_getmad
b3f24c00 873# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 874# endif
cea2e8a9
GS		 875#endif
876
c31fac66
GS		 877#define MEM_SIZE Size_t
878
1936d2a7
NC		 879/* Round all values passed to malloc up, by default to a multiple of
880 sizeof(size_t)
881*/
882#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
883#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
884#endif
885
51371543
GS		 886#if defined(STANDARD_C) && defined(I_STDDEF)
887# include <stddef.h>
888# define STRUCT_OFFSET(s,m) offsetof(s,m)
889#else
890# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
891#endif
892
9969cdde 893#ifndef __SYMBIAN32__
27da23d5
JH		 894# if defined(I_STRING) || defined(__cplusplus)
895# include <string.h>
896# else
897# include <strings.h>
898# endif
51371543
GS		 899#endif
900
55497cff 901/* This comes after <stdlib.h> so we don't try to change the standard
902 * library prototypes; we'll use our own in proto.h instead. */
03a14243 903
4633a7c4 904#ifdef MYMALLOC
86058a2d 905# ifdef PERL_POLLUTE_MALLOC
ee13e175 906# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 907# define Perl_malloc malloc
908# define Perl_calloc calloc
909# define Perl_realloc realloc
910# define Perl_mfree free
ee13e175 911# endif
86058a2d
GS		 912# else
913# define EMBEDMYMALLOC /* for compatibility */
914# endif
827e134a 915
651b9576
GS		 916# define safemalloc Perl_malloc
917# define safecalloc Perl_calloc
918# define saferealloc Perl_realloc
919# define safefree Perl_mfree
22f7c9c9
JH		 920# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
921 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
922 code; \
923 } STMT_END
924# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
925 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
926# define panic_write2(s) write(2, s, strlen(s))
927# define CHECK_MALLOC_TAINT(newval) \
928 CHECK_MALLOC_TOO_LATE_FOR_( \
929 if (newval) { \
930 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
931 exit(1); })
22f7c9c9 932# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 933 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH		 934 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
935 }} STMT_END;
f2517201
GS		 936#else /* MYMALLOC */
937# define safemalloc safesysmalloc
938# define safecalloc safesyscalloc
939# define saferealloc safesysrealloc
940# define safefree safesysfree
22f7c9c9
JH		 941# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
942# define CHECK_MALLOC_TAINT(newval) ((void)0)
943# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 944#endif /* MYMALLOC */
4633a7c4 945
27da23d5 946#define TOO_LATE_FOR_(ch,what) Perl_croak(aTHX_ "\"-%c\" is on the #! line, it must also be used on the command line%s", (char)(ch), what)
22f7c9c9
JH		 947#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
948#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
949#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
950
a0d0e21e
LW		 951#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
952#define strchr index
953#define strrchr rindex
954#endif
955
16d20bd9
AD		 956#ifdef I_MEMORY
957# include <memory.h>
958#endif
959
fe14fcc3 960#ifdef HAS_MEMCPY
85e6fe83 961# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 962# ifndef memcpy
20ce7b12 963 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 964# endif
965# endif
966#else
967# ifndef memcpy
968# ifdef HAS_BCOPY
969# define memcpy(d,s,l) bcopy(s,d,l)
970# else
971# define memcpy(d,s,l) my_bcopy(s,d,l)
972# endif
973# endif
974#endif /* HAS_MEMCPY */
fe14fcc3 975
ee0007ab 976#ifdef HAS_MEMSET
85e6fe83 977# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 978# ifndef memset
20ce7b12 979 extern char *memset (char*, int, int);
ee0007ab
LW		 980# endif
981# endif
ee0007ab 982#else
12ae5dfc 983# undef memset
fc36a67e 984# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 985#endif /* HAS_MEMSET */
986
85e6fe83 987#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 988# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 989# define memmove(d,s,l) bcopy(s,d,l)
990# else
2304df62 991# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 992# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 993# else
79072805 994# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 995# endif
352d5a3a 996# endif
d9d8d8de 997#endif
ee0007ab 998
36477c24 999#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1000# undef HAS_MEMCMP
1001#endif
1002
1003#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1004# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1005# ifndef memcmp
20ce7b12 1006 extern int memcmp (char*, char*, int);
ee0007ab
LW		 1007# endif
1008# endif
36477c24 1009# ifdef BUGGY_MSC
7e4e8c89 1010# pragma function(memcmp)
36477c24 1011# endif
ee0007ab
LW		 1012#else
1013# ifndef memcmp
ecfc5424 1014# define memcmp my_memcmp
352d5a3a 1015# endif
36477c24 1016#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1017
fc36a67e 1018#ifndef memzero
c635e13b 1019# ifdef HAS_MEMSET
1020# define memzero(d,l) memset(d,0,l)
79072805 1021# else
c635e13b 1022# ifdef HAS_BZERO
1023# define memzero(d,l) bzero(d,l)
79072805 1024# else
fc36a67e 1025# define memzero(d,l) my_bzero(d,l)
79072805
LW		 1026# endif
1027# endif
d9d8d8de 1028#endif
378cc40b 1029
2f42fcb0 1030#ifndef PERL_MICRO
0f27ced1
JH		 1031#ifndef memchr
1032# ifndef HAS_MEMCHR
1033# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1034# endif
1035#endif
2f42fcb0 1036#endif
0f27ced1 1037
36477c24 1038#ifndef HAS_BCMP
1039# ifndef bcmp
1040# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1041# endif
36477c24 1042#endif /* !HAS_BCMP */
378cc40b 1043
ae986130 1044#ifdef I_NETINET_IN
79072805 1045# include <netinet/in.h>
ae986130
LW		 1046#endif
1047
28e8609d
JH		 1048#ifdef I_ARPA_INET
1049# include <arpa/inet.h>
1050#endif
1051
84902520
TB		 1052#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1053/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1054 * (the neo-BSD seem to do this). */
1055# undef SF_APPEND
1056#endif
1057
1aef975c 1058#ifdef I_SYS_STAT
84902520 1059# include <sys/stat.h>
1aef975c 1060#endif
79072805 1061
a0d0e21e
LW		 1062/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1063 like UTekV) are broken, sometimes giving false positives. Undefine
1064 them here and let the code below set them to proper values.
1065
1066 The ghs macro stands for GreenHills Software C-1.8.5 which
1067 is the C compiler for sysV88 and the various derivatives.
1068 This header file bug is corrected in gcc-2.5.8 and later versions.
1069 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1070
1071#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 1072# undef S_ISDIR
1073# undef S_ISCHR
1074# undef S_ISBLK
1075# undef S_ISREG
1076# undef S_ISFIFO
1077# undef S_ISLNK
ee0007ab 1078#endif
135863df 1079
663a0e37
LW		 1080#ifdef I_TIME
1081# include <time.h>
ffed7fef 1082#endif
663a0e37 1083
fe14fcc3 1084#ifdef I_SYS_TIME
85e6fe83 1085# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1086# define KERNEL
1087# endif
1088# include <sys/time.h>
85e6fe83 1089# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1090# undef KERNEL
1091# endif
a687059c 1092#endif
135863df 1093
55497cff 1094#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1095# include <sys/times.h>
d9d8d8de 1096#endif
8d063cd8 1097
fe14fcc3 1098#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1099# undef HAS_STRERROR
663a0e37
LW		 1100#endif
1101
1102#include <errno.h>
1e743fda 1103
acfe0abc 1104#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 1105# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1106#endif
1107
8cfab5ff
JH		 1108/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1109 * This is important for using IPv6.
1110 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1111 * a bad idea since it breaks send() and recv(). */
1112#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1113# define _SOCKADDR_LEN
1114#endif
1115
8d3f517a 1116#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 1117# include <sys/socket.h>
1118# if defined(USE_SOCKS) && defined(I_SOCKS)
1119# if !defined(INCLUDE_PROTOTYPES)
1120# define INCLUDE_PROTOTYPES /* for <socks.h> */
1121# define PERL_SOCKS_NEED_PROTOTYPES
1122# endif
1123# include <socks.h>
1124# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1125# undef INCLUDE_PROTOTYPES
1126# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1127# endif
d460ef45 1128# endif
1e743fda 1129# ifdef I_NETDB
2986a63f
JH		 1130# ifdef NETWARE
1131# include<stdio.h>
1132# endif
1e743fda
JH		 1133# include <netdb.h>
1134# endif
1135# ifndef ENOTSOCK
1136# ifdef I_NET_ERRNO
1137# include <net/errno.h>
1138# endif
1139# endif
1140#endif
1141
fa0a29af 1142/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM		 1143 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1144 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1145#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM		 1146# if defined(__THROW) && defined(__GLIBC__)
1147int sockatmark(int) __THROW;
1148# else
2ef53570 1149int sockatmark(int);
29820b6d 1150# endif
2ef53570
JH		 1151#endif
1152
45d3b546
JH		 1153#if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED)
1154EXTERN_C int fchdir(int);
1155EXTERN_C int flock(int, int);
1156EXTERN_C int fseeko(FILE *, off_t, int);
1157EXTERN_C off_t ftello(FILE *);
1158#endif
1159
1e743fda
JH		 1160#ifdef SETERRNO
1161# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1162#endif
f86702cc 1163
1164#ifdef VMS
1165# define SETERRNO(errcode,vmserrcode) \
1166 STMT_START { \
1167 set_errno(errcode); \
1168 set_vaxc_errno(vmserrcode); \
1169 } STMT_END
93189314
JH		 1170# define LIB_INVARG LIB$_INVARG
1171# define RMS_DIR RMS$_DIR
1172# define RMS_FAC RMS$_FAC
1173# define RMS_FEX RMS$_FEX
1174# define RMS_FNF RMS$_FNF
1175# define RMS_IFI RMS$_IFI
1176# define RMS_ISI RMS$_ISI
1177# define RMS_PRV RMS$_PRV
1178# define SS_ACCVIO SS$_ACCVIO
1179# define SS_DEVOFFLINE SS$_DEVOFFLINE
1180# define SS_IVCHAN SS$_IVCHAN
1181# define SS_NORMAL SS$_NORMAL
748a9306 1182#else
aba27d88 1183# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
93189314
JH		 1184# define LIB_INVARG 0
1185# define RMS_DIR 0
1186# define RMS_FAC 0
1187# define RMS_FEX 0
1188# define RMS_FNF 0
1189# define RMS_IFI 0
1190# define RMS_ISI 0
1191# define RMS_PRV 0
1192# define SS_ACCVIO 0
1193# define SS_DEVOFFLINE 0
1194# define SS_IVCHAN 0
1195# define SS_NORMAL 0
748a9306 1196#endif
ed6116ce 1197
3db8f154 1198#define ERRSV GvSV(PL_errgv)
e203899d
NC		 1199/* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1200#define DEFSV GvSVn(PL_defgv)
3db8f154 1201#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1202
98eae8f5
GS		 1203#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1204
55497cff 1205#ifndef errno
5ff3f7a4
GS		 1206 extern int errno; /* ANSI allows errno to be an lvalue expr.
1207 * For example in multithreaded environments
1208 * something like this might happen:
1209 * extern int *_errno(void);
1210 * #define errno (*_errno()) */
d9d8d8de 1211#endif
663a0e37 1212
2304df62 1213#ifdef HAS_STRERROR
a0d0e21e 1214# ifdef VMS
20ce7b12 1215 char *strerror (int,...);
a0d0e21e 1216# else
68dc0745 1217#ifndef DONT_DECLARE_STD
20ce7b12 1218 char *strerror (int);
68dc0745 1219#endif
a0d0e21e 1220# endif
2304df62
AD		 1221# ifndef Strerror
1222# define Strerror strerror
1223# endif
1224#else
1225# ifdef HAS_SYS_ERRLIST
79072805
LW		 1226 extern int sys_nerr;
1227 extern char *sys_errlist[];
2304df62
AD		 1228# ifndef Strerror
1229# define Strerror(e) \
79072805 1230 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1231# endif
79072805 1232# endif
35c8bce7 1233#endif
663a0e37 1234
2304df62 1235#ifdef I_SYS_IOCTL
79072805
LW		 1236# ifndef _IOCTL_
1237# include <sys/ioctl.h>
1238# endif
a687059c
LW		 1239#endif
1240
ee0007ab 1241#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 1242# ifdef HAS_SOCKETPAIR
1243# undef HAS_SOCKETPAIR
1244# endif
2304df62
AD		 1245# ifdef I_NDBM
1246# undef I_NDBM
79072805 1247# endif
a687059c
LW		 1248#endif
1249
02fc2eee
NC		 1250#ifndef HAS_SOCKETPAIR
1251# ifdef HAS_SOCKET
1252# define socketpair Perl_my_socketpair
1253# endif
1254#endif
1255
a687059c 1256#if INTSIZE == 2
79072805
LW		 1257# define htoni htons
1258# define ntohi ntohs
a687059c 1259#else
79072805
LW		 1260# define htoni htonl
1261# define ntohi ntohl
a687059c
LW		 1262#endif
1263
a0d0e21e 1264/* Configure already sets Direntry_t */
35c8bce7 1265#if defined(I_DIRENT)
663a0e37 1266# include <dirent.h>
8f1f23e8
W		 1267 /* NeXT needs dirent + sys/dir.h */
1268# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 1269# include <sys/dir.h>
1270# endif
ae986130 1271#else
fe14fcc3 1272# ifdef I_SYS_NDIR
79a0689e 1273# include <sys/ndir.h>
663a0e37 1274# else
fe14fcc3 1275# ifdef I_SYS_DIR
79a0689e
LW		 1276# ifdef hp9000s500
1277# include <ndir.h> /* may be wrong in the future */
1278# else
1279# include <sys/dir.h>
1280# endif
663a0e37
LW		 1281# endif
1282# endif
4633a7c4 1283#endif
a687059c 1284
12ae5dfc
JH		 1285#ifdef PERL_MICRO
1286# ifndef DIR
1287# define DIR void
1288# endif
1289#endif
1290
352d5a3a
LW		 1291#ifdef FPUTS_BOTCH
1292/* work around botch in SunOS 4.0.1 and 4.0.2 */
1293# ifndef fputs
79072805 1294# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 1295# endif
1296#endif
1297
c623bd54
LW		 1298/*
1299 * The following gobbledygook brought to you on behalf of __STDC__.
1300 * (I could just use #ifndef __STDC__, but this is more bulletproof
1301 * in the face of half-implementations.)
1302 */
1303
7114a2d2 1304#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 1305#include <sys/mode.h>
1306#endif
1307
c623bd54
LW		 1308#ifndef S_IFMT
1309# ifdef _S_IFMT
1310# define S_IFMT _S_IFMT
1311# else
1312# define S_IFMT 0170000
1313# endif
1314#endif
1315
1316#ifndef S_ISDIR
1317# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1318#endif
1319
1320#ifndef S_ISCHR
1321# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1322#endif
1323
1324#ifndef S_ISBLK
fe14fcc3
LW		 1325# ifdef S_IFBLK
1326# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1327# else
1328# define S_ISBLK(m) (0)
1329# endif
c623bd54
LW		 1330#endif
1331
1332#ifndef S_ISREG
1333# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1334#endif
1335
1336#ifndef S_ISFIFO
fe14fcc3
LW		 1337# ifdef S_IFIFO
1338# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1339# else
1340# define S_ISFIFO(m) (0)
1341# endif
c623bd54
LW		 1342#endif
1343
1344#ifndef S_ISLNK
1345# ifdef _S_ISLNK
1346# define S_ISLNK(m) _S_ISLNK(m)
1347# else
1348# ifdef _S_IFLNK
1349# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1350# else
1351# ifdef S_IFLNK
1352# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1353# else
1354# define S_ISLNK(m) (0)
1355# endif
1356# endif
1357# endif
1358#endif
1359
1360#ifndef S_ISSOCK
1361# ifdef _S_ISSOCK
1362# define S_ISSOCK(m) _S_ISSOCK(m)
1363# else
1364# ifdef _S_IFSOCK
1365# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1366# else
1367# ifdef S_IFSOCK
1368# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1369# else
1370# define S_ISSOCK(m) (0)
1371# endif
1372# endif
1373# endif
1374#endif
1375
1376#ifndef S_IRUSR
1377# ifdef S_IREAD
1378# define S_IRUSR S_IREAD
1379# define S_IWUSR S_IWRITE
1380# define S_IXUSR S_IEXEC
1381# else
1382# define S_IRUSR 0400
1383# define S_IWUSR 0200
1384# define S_IXUSR 0100
1385# endif
fac7cdfc
JS		 1386#endif
1387
1388#ifndef S_IRGRP
1389# ifdef S_IRUSR
1390# define S_IRGRP (S_IRUSR>>3)
1391# define S_IWGRP (S_IWUSR>>3)
1392# define S_IXGRP (S_IXUSR>>3)
1393# else
1394# define S_IRGRP 0040
1395# define S_IWGRP 0020
1396# define S_IXGRP 0010
1397# endif
1398#endif
1399
1400#ifndef S_IROTH
1401# ifdef S_IRUSR
1402# define S_IROTH (S_IRUSR>>6)
1403# define S_IWOTH (S_IWUSR>>6)
1404# define S_IXOTH (S_IXUSR>>6)
1405# else
1406# define S_IROTH 0040
1407# define S_IWOTH 0020
1408# define S_IXOTH 0010
1409# endif
c623bd54
LW		 1410#endif
1411
1412#ifndef S_ISUID
1413# define S_ISUID 04000
1414#endif
1415
1416#ifndef S_ISGID
1417# define S_ISGID 02000
1418#endif
1419
ca6e1c26
JH		 1420#ifndef S_IRWXU
1421# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1422#endif
ca6e1c26
JH		 1423
1424#ifndef S_IRWXG
1425# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1426#endif
ca6e1c26
JH		 1427
1428#ifndef S_IRWXO
1429# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1430#endif
ca6e1c26 1431
c21fb2b8
JH		 1432/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1433 * which would get included through <sys/file.h >, but that is 3000
1434 * lines in the future. --jhi */
1435
1436#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH		 1437# define S_IREAD S_IRUSR
1438#endif
1439
c21fb2b8 1440#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH		 1441# define S_IWRITE S_IWUSR
1442#endif
1443
1444#ifndef S_IEXEC
1445# define S_IEXEC S_IXUSR
1446#endif
1447
79072805
LW		 1448#ifdef ff_next
1449# undef ff_next
352d5a3a
LW		 1450#endif
1451
a0d0e21e 1452#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 1453# define SLOPPYDIVIDE
1454#endif
1455
748a9306
LW		 1456#ifdef UV
1457#undef UV
1458#endif
1459
c89df6bf
JH		 1460#ifdef SPRINTF_E_BUG
1461# define sprintf UTS_sprintf_wrap
1462#endif
1463
ce582cee
NC		 1464/* For the times when you want the return value of sprintf, and you want it
1465 to be the length. Can't have a thread variable passed in, because C89 has
1466 no varargs macros.
1467*/
1468#ifdef SPRINTF_RETURNS_STRLEN
1469# define my_sprintf sprintf
1470#else
1471# define my_sprintf Perl_my_sprintf
1472#endif
1473
5b692037
JH		 1474/*
1475 * If we have v?snprintf() and the C99 variadic macros, we can just
1476 * use just the v?snprintf(). It is nice to try to trap the buffer
1477 * overflow, however, so if we are DEBUGGING, and we cannot use the
1478 * gcc brace groups, then use the function wrappers which try to trap
1479 * the overflow. If we can use the gcc brace groups, we can try that
1480 * even with the version that uses the C99 variadic macros.
1481 */
1482
1208b3dd
JH		 1483/* Note that we do not check against snprintf()/vsnprintf() returning
1484 * negative values because that is non-standard behaviour and we use
1485 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1486 * that should be true only if the snprintf()/vsnprintf() are true
1487 * to the standard. */
1488
1489#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS))
5b692037 1490# ifdef PERL_USE_GCC_BRACE_GROUPS
625dac9d 1491# define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak(aTHX_ "panic: snprintf buffer overflow"); __len__; })
1208b3dd 1492# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1493# else
1494# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1495# endif
1496#else
1497# define my_snprintf Perl_my_snprintf
1208b3dd 1498# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1499#endif
1500
1208b3dd 1501#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS))
5b692037 1502# ifdef PERL_USE_GCC_BRACE_GROUPS
625dac9d 1503# define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak(aTHX_ "panic: vsnprintf buffer overflow"); __len__; })
1208b3dd 1504# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH		 1505# else
1506# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1507# endif
1508#else
1509# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1510# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1511#endif
d9fad198 1512
a6cc4119
SP		 1513#ifdef HAS_STRLCAT
1514# define my_strlcat strlcat
1515#else
1516# define my_strlcat Perl_my_strlcat
1517#endif
1518
1519#ifdef HAS_STRLCPY
1520# define my_strlcpy strlcpy
1521#else
1522# define my_strlcpy Perl_my_strlcpy
1523#endif
1524
c495e728
JH		 1525/* Configure gets this right but the UTS compiler gets it wrong.
1526 -- Hal Morris <hom00@utsglobal.com> */
1527#ifdef UTS
1528# undef UVTYPE
1529# define UVTYPE unsigned
1530#endif
1531
05f13f53 1532/*
27d4fb96 1533 The IV type is supposed to be long enough to hold any integral
1534 value or a pointer.
1535 --Andy Dougherty August 1996
1536*/
1537
a22e52b9
JH		 1538typedef IVTYPE IV;
1539typedef UVTYPE UV;
8175356b 1540
10cc9d2a 1541#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1542# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1543# define IV_MAX INT64_MAX
1544# define IV_MIN INT64_MIN
1545# define UV_MAX UINT64_MAX
cae7ae48
JH		 1546# ifndef UINT64_MIN
1547# define UINT64_MIN 0
1548# endif
5ff3f7a4
GS		 1549# define UV_MIN UINT64_MIN
1550# else
1551# define IV_MAX PERL_QUAD_MAX
1552# define IV_MIN PERL_QUAD_MIN
1553# define UV_MAX PERL_UQUAD_MAX
1554# define UV_MIN PERL_UQUAD_MIN
1555# endif
cf2093f6
JH		 1556# define IV_IS_QUAD
1557# define UV_IS_QUAD
79072805 1558#else
8175356b 1559# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1560# define IV_MAX INT32_MAX
1561# define IV_MIN INT32_MIN
716026f9
DL		 1562# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1563# define UV_MAX UINT32_MAX
1564# else
1565# define UV_MAX 4294967295U
1566# endif
cae7ae48
JH		 1567# ifndef UINT32_MIN
1568# define UINT32_MIN 0
1569# endif
5ff3f7a4
GS		 1570# define UV_MIN UINT32_MIN
1571# else
1572# define IV_MAX PERL_LONG_MAX
1573# define IV_MIN PERL_LONG_MIN
1574# define UV_MAX PERL_ULONG_MAX
1575# define UV_MIN PERL_ULONG_MIN
1576# endif
8175356b 1577# if IVSIZE == 8
cf2093f6
JH		 1578# define IV_IS_QUAD
1579# define UV_IS_QUAD
de1c2614
JH		 1580# ifndef HAS_QUAD
1581# define HAS_QUAD
1582# endif
cf2093f6
JH		 1583# else
1584# undef IV_IS_QUAD
1585# undef UV_IS_QUAD
de1c2614 1586# undef HAS_QUAD
cf2093f6 1587# endif
79072805 1588#endif
d7d93a81 1589
1109a392
MHM		 1590#ifndef HAS_QUAD
1591# undef PERL_NEED_MY_HTOLE64
1592# undef PERL_NEED_MY_LETOH64
1593# undef PERL_NEED_MY_HTOBE64
1594# undef PERL_NEED_MY_BETOH64
1595#endif
1596
6cde8aec 1597#if defined(uts) || defined(UTS)
11afe549
HM		 1598# undef UV_MAX
1599# define UV_MAX (4294967295u)
20601011
JH		 1600#endif
1601
cae7ae48 1602#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1603#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1604
28e5dec8 1605#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1606#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1607#endif
1608
d460ef45 1609/*
26bb67e2
JH		 1610 * The macros INT2PTR and NUM2PTR are (despite their names)
1611 * bi-directional: they will convert int/float to or from pointers.
1612 * However the conversion to int/float are named explicitly:
1613 * PTR2IV, PTR2UV, PTR2NV.
1614 *
1615 * For int conversions we do not need two casts if pointers are
1616 * the same size as IV and UV. Otherwise we need an explicit
1617 * cast (PTRV) to avoid compiler warnings.
1618 */
56431972
RB		 1619#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1620# define PTRV UV
1621# define INT2PTR(any,d) (any)(d)
1622#else
d460ef45 1623# if PTRSIZE == LONGSIZE
56431972 1624# define PTRV unsigned long
e91e3b10 1625# define PTR2ul(p) (unsigned long)(p)
42718184 1626# else
56431972 1627# define PTRV unsigned
42718184 1628# endif
e91e3b10
RB		 1629#endif
1630
1631#ifndef INT2PTR
56431972 1632# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1633#endif
e91e3b10
RB		 1634
1635#ifndef PTR2ul
1636# define PTR2ul(p) INT2PTR(unsigned long,p)
1637#endif
1638
56431972
RB		 1639#define NUM2PTR(any,d) (any)(PTRV)(d)
1640#define PTR2IV(p) INT2PTR(IV,p)
1641#define PTR2UV(p) INT2PTR(UV,p)
1642#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1643#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1644
8141890a
JH		 1645/* According to strict ANSI C89 one cannot freely cast between
1646 * data pointers and function (code) pointers. There are at least
1647 * two ways around this. One (used below) is to do two casts,
1648 * first the other pointer to an (unsigned) integer, and then
1649 * the integer to the other pointer. The other way would be
1650 * to use unions to "overlay" the pointers. For an example of
1651 * the latter technique, see union dirpu in struct xpvio in sv.h.
1652 * The only feasible use is probably temporarily storing
1653 * function pointers in a data pointer (such as a void pointer). */
1654
e91e3b10
RB		 1655#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1656#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1657
65202027 1658#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1659# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1660# define LONG_DOUBLE_EQUALS_DOUBLE
1661# endif
68d4903c 1662# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1663# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1664# endif
1665#endif
1666
2d4389e4
JH		 1667#ifdef OVR_DBL_DIG
1668/* Use an overridden DBL_DIG */
1669# ifdef DBL_DIG
1670# undef DBL_DIG
1671# endif
1672# define DBL_DIG OVR_DBL_DIG
1673#else
1674/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS		 1675 default value for printing floating point numbers in Gconvert
1676 (see config.h). (It also has other uses, such as figuring out if
1677 a given precision of printing can be done with a double instead of
1678 a long double - Allen).
2d4389e4
JH		 1679*/
1680#ifdef I_LIMITS
1681#include <limits.h>
1682#endif
1683#ifdef I_FLOAT
1684#include <float.h>
1685#endif
1686#ifndef HAS_DBL_DIG
1687#define DBL_DIG 15 /* A guess that works lots of places */
1688#endif
1689#endif
cbca01e1
JH		 1690#ifdef I_FLOAT
1691#include <float.h>
1692#endif
1693#ifndef HAS_DBL_DIG
1694#define DBL_DIG 15 /* A guess that works lots of places */
1695#endif
2d4389e4
JH		 1696
1697#ifdef OVR_LDBL_DIG
1698/* Use an overridden LDBL_DIG */
1699# ifdef LDBL_DIG
1700# undef LDBL_DIG
1701# endif
1702# define LDBL_DIG OVR_LDBL_DIG
1703#else
1704/* The following is all to get LDBL_DIG, in order to pick a nice
1705 default value for printing floating point numbers in Gconvert.
1706 (see config.h)
1707*/
68d4903c
JH		 1708# ifdef I_LIMITS
1709# include <limits.h>
1710# endif
1711# ifdef I_FLOAT
1712# include <float.h>
1713# endif
1714# ifndef HAS_LDBL_DIG
1715# if LONG_DOUBLESIZE == 10
1716# define LDBL_DIG 18 /* assume IEEE */
1717# else
1718# if LONG_DOUBLESIZE == 12
1719# define LDBL_DIG 18 /* gcc? */
1720# else
1721# if LONG_DOUBLESIZE == 16
1722# define LDBL_DIG 33 /* assume IEEE */
1723# else
1724# if LONG_DOUBLESIZE == DOUBLESIZE
1725# define LDBL_DIG DBL_DIG /* bummer */
1726# endif
1727# endif
1728# endif
1729# endif
1730# endif
2d4389e4
JH		 1731#endif
1732
20f6aaab
AS		 1733/*
1734 * This is for making sure we have a good DBL_MAX value, if possible,
1735 * either for usage as NV_MAX or for usage in figuring out if we can
1736 * fit a given long double into a double, if bug-fixing makes it
1737 * necessary to do so. - Allen <allens@cpan.org>
1738 */
1739
205f51d8
AS		 1740#ifdef I_LIMITS
1741# include <limits.h>
20f6aaab
AS		 1742#endif
1743
205f51d8
AS		 1744#ifdef I_VALUES
1745# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1746# include <values.h>
1747# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1748# define DBL_MAX MAXDOUBLE
1749# endif
1750# if defined(MINDOUBLE) && !defined(DBL_MIN)
1751# define DBL_MIN MINDOUBLE
1752# endif
1753# endif
1754#endif /* defined(I_VALUES) */
1755
a22e52b9 1756typedef NVTYPE NV;
8175356b 1757
792d8dab
JH		 1758#ifdef I_IEEEFP
1759# include <ieeefp.h>
1760#endif
923fc586 1761
65202027 1762#ifdef USE_LONG_DOUBLE
923fc586
JH		 1763# ifdef I_SUNMATH
1764# include <sunmath.h>
1765# endif
2d4389e4 1766# define NV_DIG LDBL_DIG
d6c14000
JH		 1767# ifdef LDBL_MANT_DIG
1768# define NV_MANT_DIG LDBL_MANT_DIG
1769# endif
06fc1729
JH		 1770# ifdef LDBL_MIN
1771# define NV_MIN LDBL_MIN
1772# endif
1773# ifdef LDBL_MAX
1774# define NV_MAX LDBL_MAX
1775# endif
1776# ifdef LDBL_MIN_10_EXP
1777# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1778# endif
1779# ifdef LDBL_MAX_10_EXP
1780# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1781# endif
1782# ifdef LDBL_EPSILON
1783# define NV_EPSILON LDBL_EPSILON
1784# endif
f4a14a62
JH		 1785# ifdef LDBL_MAX
1786# define NV_MAX LDBL_MAX
20f6aaab 1787/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH		 1788# else
1789# ifdef HUGE_VALL
1790# define NV_MAX HUGE_VALL
1791# else
1792# ifdef HUGE_VAL
1793# define NV_MAX ((NV)HUGE_VAL)
1794# endif
1795# endif
1796# endif
68d4903c 1797# ifdef HAS_SQRTL
68d4903c
JH		 1798# define Perl_cos cosl
1799# define Perl_sin sinl
1800# define Perl_sqrt sqrtl
1801# define Perl_exp expl
1802# define Perl_log logl
1803# define Perl_atan2 atan2l
1804# define Perl_pow powl
1805# define Perl_floor floorl
1bbae031 1806# define Perl_ceil ceill
68d4903c
JH		 1807# define Perl_fmod fmodl
1808# endif
a3540c92
JH		 1809/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1810# ifdef HAS_MODFL
1811# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC		 1812/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1813 prototype in <math.h> */
1814# ifndef HAS_MODFL_PROTO
a221a8a5 1815EXTERN_C long double modfl(long double, long double *);
51997bc3 1816# endif
03476e8e
JH		 1817# else
1818# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1819 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH		 1820# define Perl_modf(x,y) Perl_my_modfl(x,y)
1821# endif
a3540c92
JH		 1822# endif
1823# ifdef HAS_FREXPL
dff3e0b8 1824# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH		 1825# else
1826# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1827 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH		 1828# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1829# endif
a3540c92 1830# endif
38dbb4c5 1831# ifndef Perl_isnan
758a5d79
JH		 1832# ifdef HAS_ISNANL
1833# define Perl_isnan(x) isnanl(x)
1834# endif
1835# endif
1836# ifndef Perl_isinf
1837# ifdef HAS_FINITEL
1838# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1839# endif
1840# endif
65202027 1841#else
2d4389e4 1842# define NV_DIG DBL_DIG
d6c14000
JH		 1843# ifdef DBL_MANT_DIG
1844# define NV_MANT_DIG DBL_MANT_DIG
1845# endif
06fc1729
JH		 1846# ifdef DBL_MIN
1847# define NV_MIN DBL_MIN
1848# endif
1849# ifdef DBL_MAX
1850# define NV_MAX DBL_MAX
1851# endif
1852# ifdef DBL_MIN_10_EXP
1853# define NV_MIN_10_EXP DBL_MIN_10_EXP
1854# endif
1855# ifdef DBL_MAX_10_EXP
1856# define NV_MAX_10_EXP DBL_MAX_10_EXP
1857# endif
1858# ifdef DBL_EPSILON
1859# define NV_EPSILON DBL_EPSILON
1860# endif
205f51d8 1861# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH		 1862# define NV_MAX DBL_MAX
1863# define NV_MIN DBL_MIN
1864# else
1865# ifdef HUGE_VAL
1866# define NV_MAX HUGE_VAL
1867# endif
1868# endif
65202027
DS		 1869# define Perl_cos cos
1870# define Perl_sin sin
1871# define Perl_sqrt sqrt
1872# define Perl_exp exp
1873# define Perl_log log
1874# define Perl_atan2 atan2
1875# define Perl_pow pow
1876# define Perl_floor floor
1bbae031 1877# define Perl_ceil ceil
65202027 1878# define Perl_fmod fmod
a3540c92 1879# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1880# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 1881#endif
1882
1883/* rumor has it that Win32 has _fpclass() */
1884
205f51d8
AS		 1885/* SGI has fpclassl... but not with the same result values,
1886 * and it's via a typedef (not via #define), so will need to redo Configure
1887 * to use. Not worth the trouble, IMO, at least until the below is used
1888 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1889 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1890 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1891
758a5d79
JH		 1892#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1893# ifdef I_IEEFP
1894# include <ieeefp.h>
1895# endif
1896# ifdef I_FP
1897# include <fp.h>
1898# endif
1899# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1900# define Perl_fp_class() fpclassl(x)
1901# else
1902# define Perl_fp_class() fpclass(x)
1903# endif
1904# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1905# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1906# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1907# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1908# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1909# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1910# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1911# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1912# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1913# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1914# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1915# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1916# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1917# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1918# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1919#endif
1920
7114a2d2 1921#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 1922# include <math.h>
1923# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1924# include <fp_class.h>
1925# endif
1926# define Perl_fp_class(x) fp_class(x)
1927# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1928# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1929# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1930# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1931# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1932# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1933# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1934# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1935# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1936# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1937# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1938# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1939# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1940# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1941# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1942#endif
1943
1944#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1945# include <math.h>
1946# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 1947# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH		 1948# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1949# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1950# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1951# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1952#endif
1953
1954#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1955# include <math.h>
1956# ifndef _cplusplus
1957# define Perl_fp_class(x) class(x)
1958# else
1959# define Perl_fp_class(x) _class(x)
1960# endif
1961# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1962# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1963# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1964# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1965# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1966# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1967# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1968# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1969# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1970# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1971# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1972# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1973# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1974# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1975# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1976#endif
1977
1978/* rumor has it that Win32 has _isnan() */
1979
1980#ifndef Perl_isnan
a3540c92 1981# ifdef HAS_ISNAN
758a5d79
JH		 1982# define Perl_isnan(x) isnan((NV)x)
1983# else
1984# ifdef Perl_fp_class_nan
1985# define Perl_isnan(x) Perl_fp_class_nan(x)
1986# else
1987# ifdef HAS_UNORDERED
1988# define Perl_isnan(x) unordered((x), 0.0)
1989# else
1990# define Perl_isnan(x) ((x)!=(x))
1991# endif
1992# endif
1993# endif
1994#endif
1995
ca6c63e1
JH		 1996#ifdef UNDER_CE
1997int isnan(double d);
1998#endif
1999
758a5d79
JH		 2000#ifndef Perl_isinf
2001# ifdef HAS_ISINF
2002# define Perl_isinf(x) isinf((NV)x)
a3540c92 2003# else
758a5d79
JH		 2004# ifdef Perl_fp_class_inf
2005# define Perl_isinf(x) Perl_fp_class_inf(x)
2006# else
2007# define Perl_isinf(x) ((x)==NV_INF)
2008# endif
2009# endif
2010#endif
2011
2012#ifndef Perl_isfinite
2013# ifdef HAS_FINITE
2014# define Perl_isfinite(x) finite((NV)x)
2015# else
2016# ifdef HAS_ISFINITE
2017# define Perl_isfinite(x) isfinite(x)
2018# else
2019# ifdef Perl_fp_class_finite
2020# define Perl_isfinite(x) Perl_fp_class_finite(x)
2021# else
2022# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2023# endif
2024# endif
a3540c92 2025# endif
65202027
DS		 2026#endif
2027
a36244b7
JH		 2028/* The default is to use Perl's own atof() implementation (in numeric.c).
2029 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2030 * it is however best to use the native implementation of atof.
2031 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2032 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS		 2033 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2034 * you may need to be using a different function than atof! */
a36244b7
JH		 2035
2036#ifndef USE_PERL_ATOF
2037# ifndef _UNICOS
2038# define USE_PERL_ATOF
2039# endif
2040#else
2041# if USE_PERL_ATOF == 0
2042# undef USE_PERL_ATOF
2043# endif
2044#endif
2045
2046#ifdef USE_PERL_ATOF
2047# define Perl_atof(s) Perl_my_atof(s)
2048# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2049#else
2050# define Perl_atof(s) (NV)atof(s)
2051# define Perl_atof2(s, n) ((n) = atof(s))
2052#endif
cf2093f6 2053
d460ef45 2054/* Previously these definitions used hardcoded figures.
760ac839
LW		 2055 * It is hoped these formula are more portable, although
2056 * no data one way or another is presently known to me.
2057 * The "PERL_" names are used because these calculated constants
2058 * do not meet the ANSI requirements for LONG_MAX, etc., which
2059 * need to be constants acceptable to #if - kja
2060 * define PERL_LONG_MAX 2147483647L
2061 * define PERL_LONG_MIN (-LONG_MAX - 1)
2062 * define PERL ULONG_MAX 4294967295L
2063 */
2064
2065#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2066# include <limits.h>
760ac839 2067#endif
205f51d8
AS		 2068/* Included values.h above if necessary; still including limits.h down here,
2069 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 2070
99abf803 2071/*
2072 * Try to figure out max and min values for the integral types. THE CORRECT
2073 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2074 * following hacks are used if neither limits.h or values.h provide them:
2075 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2076 * for types < int: (unsigned TYPE)~(unsigned)0
2077 * The argument to ~ must be unsigned so that later signed->unsigned
2078 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2079 * and it must not be smaller than int because ~ does integral promotion.
2080 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2081 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2082 * The latter is a hack which happens to work on some machines but
2083 * does *not* catch any random system, or things like integer types
2084 * with NaN if that is possible.
2085 *
2086 * All of the types are explicitly cast to prevent accidental loss of
2087 * numeric range, and in the hope that they will be less likely to confuse
2088 * over-eager optimizers.
2089 *
2090 */
27d4fb96 2091
99abf803 2092#define PERL_UCHAR_MIN ((unsigned char)0)
2093
2094#ifdef UCHAR_MAX
2095# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2096#else
99abf803 2097# ifdef MAXUCHAR
2098# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2099# else
99abf803 2100# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 2101# endif
2102#endif
d460ef45 2103
99abf803 2104/*
2105 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2106 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2107 * depending on local options. Until Configure detects this (or at least
2108 * detects whether the "signed" keyword is available) the CHAR ranges
2109 * will not be included. UCHAR functions normally.
2110 * - kja
2111 */
27d4fb96 2112
99abf803 2113#define PERL_USHORT_MIN ((unsigned short)0)
2114
2115#ifdef USHORT_MAX
2116# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2117#else
99abf803 2118# ifdef MAXUSHORT
2119# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2120# else
ef2f54b0
CB		 2121# ifdef USHRT_MAX
2122# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2123# else
2124# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2125# endif
27d4fb96 2126# endif
2127#endif
2128
27d4fb96 2129#ifdef SHORT_MAX
99abf803 2130# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 2131#else
2132# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2133# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2134# else
ef2f54b0
CB		 2135# ifdef SHRT_MAX
2136# define PERL_SHORT_MAX ((short)SHRT_MAX)
2137# else
2138# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2139# endif
27d4fb96 2140# endif
2141#endif
2142
2143#ifdef SHORT_MIN
99abf803 2144# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 2145#else
2146# ifdef MINSHORT
99abf803 2147# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2148# else
ef2f54b0
CB		 2149# ifdef SHRT_MIN
2150# define PERL_SHORT_MIN ((short)SHRT_MIN)
2151# else
2152# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2153# endif
27d4fb96 2154# endif
2155#endif
2156
99abf803 2157#ifdef UINT_MAX
2158# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2159#else
99abf803 2160# ifdef MAXUINT
2161# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2162# else
99abf803 2163# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 2164# endif
2165#endif
2166
99abf803 2167#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 2168
2169#ifdef INT_MAX
99abf803 2170# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 2171#else
2172# ifdef MAXINT /* Often used in <values.h> */
99abf803 2173# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2174# else
99abf803 2175# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 2176# endif
2177#endif
2178
2179#ifdef INT_MIN
99abf803 2180# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 2181#else
2182# ifdef MININT
99abf803 2183# define PERL_INT_MIN ((int)MININT)
27d4fb96 2184# else
2185# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2186# endif
2187#endif
2188
99abf803 2189#ifdef ULONG_MAX
2190# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2191#else
99abf803 2192# ifdef MAXULONG
2193# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2194# else
99abf803 2195# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 2196# endif
2197#endif
2198
99abf803 2199#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2200
760ac839 2201#ifdef LONG_MAX
99abf803 2202# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 2203#else
2204# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2205# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2206# else
99abf803 2207# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 2208# endif
2209#endif
2210
2211#ifdef LONG_MIN
99abf803 2212# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 2213#else
2214# ifdef MINLONG
99abf803 2215# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2216# else
27d4fb96 2217# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 2218# endif
2219#endif
2220
d7d93a81 2221#ifdef UV_IS_QUAD
99abf803 2222
99abf803 2223# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2224# define PERL_UQUAD_MIN ((UV)0)
99abf803 2225# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2226# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2227
79072805
LW		 2228#endif
2229
22f7c9c9
JH		 2230#ifdef MYMALLOC
2231# include "malloc_ctl.h"
2232#endif
2233
830247a4 2234struct RExC_state_t;
8e11feef 2235struct _reg_trie_data;
880b20b6 2236
ee0007ab 2237typedef MEM_SIZE STRLEN;
450a55e4 2238
598921a7
NC		 2239#ifdef PERL_MAD
2240typedef struct token TOKEN;
2241typedef struct madprop MADPROP;
2242typedef struct nexttoken NEXTTOKE;
2243#endif
79072805
LW		 2244typedef struct op OP;
2245typedef struct cop COP;
2246typedef struct unop UNOP;
2247typedef struct binop BINOP;
2248typedef struct listop LISTOP;
2249typedef struct logop LOGOP;
79072805
LW		 2250typedef struct pmop PMOP;
2251typedef struct svop SVOP;
7934575e 2252typedef struct padop PADOP;
79072805 2253typedef struct pvop PVOP;
79072805
LW		 2254typedef struct loop LOOP;
2255
cd1541b2
NC		 2256typedef struct interpreter PerlInterpreter;
2257
d2b3f365
SS		 2258/* Amdahl's <ksync.h> has struct sv */
2259/* SGI's <sys/sema.h> has struct sv */
2260#if defined(UTS) || defined(__sgi)
2261# define STRUCT_SV perl_sv
b8d3c5db
JH		 2262#else
2263# define STRUCT_SV sv
2264#endif
2265typedef struct STRUCT_SV SV;
79072805
LW		 2266typedef struct av AV;
2267typedef struct hv HV;
2268typedef struct cv CV;
378cc40b 2269typedef struct regexp REGEXP;
79072805 2270typedef struct gp GP;
0c30d9ec 2271typedef struct gv GV;
8990e307 2272typedef struct io IO;
c09156bb 2273typedef struct context PERL_CONTEXT;
79072805
LW		 2274typedef struct block BLOCK;
2275
2276typedef struct magic MAGIC;
2277typedef struct xpv XPV;
2278typedef struct xpviv XPVIV;
ff68c719 2279typedef struct xpvuv XPVUV;
79072805
LW		 2280typedef struct xpvnv XPVNV;
2281typedef struct xpvmg XPVMG;
2282typedef struct xpvlv XPVLV;
2283typedef struct xpvav XPVAV;
2284typedef struct xpvhv XPVHV;
2285typedef struct xpvgv XPVGV;
2286typedef struct xpvcv XPVCV;
2287typedef struct xpvbm XPVBM;
2288typedef struct xpvfm XPVFM;
8990e307 2289typedef struct xpvio XPVIO;
79072805
LW		 2290typedef struct mgvtbl MGVTBL;
2291typedef union any ANY;
5f7fde29
GS		 2292typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2293typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 2294typedef struct clone_params CLONE_PARAMS;
2295
378cc40b 2296#include "handy.h"
a0d0e21e 2297
6b8eaf93 2298#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 2299# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2300# define USE_64_BIT_RAWIO /* implicit */
2301# endif
4564133c
JH		 2302#endif
2303
6b8eaf93
JH		 2304/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2305 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2306 * however, because operating systems like to do that themself. */
2307#ifndef FSEEKSIZE
2308# ifdef HAS_FSEEKO
2309# define FSEEKSIZE LSEEKSIZE
2310# else
2311# define FSEEKSIZE LONGSIZE
d460ef45 2312# endif
6b8eaf93
JH		 2313#endif
2314
2315#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 2316# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2317# define USE_64_BIT_STDIO /* implicit */
2318# endif
2319#endif
4564133c 2320
09458382 2321#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 2322# ifdef HAS_OFF64_T
2323# undef Off_t
2324# define Off_t off64_t
2325# undef LSEEKSIZE
2326# define LSEEKSIZE 8
5ff3f7a4 2327# endif
d9b3e12d
JH		 2328/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2329 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2330 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 2331# if defined(USE_OPEN64)
2332# define open open64
5ff3f7a4 2333# endif
d9b3e12d
JH		 2334# if defined(USE_LSEEK64)
2335# define lseek lseek64
6b8eaf93
JH		 2336# else
2337# if defined(USE_LLSEEK)
2338# define lseek llseek
2339# endif
d9b3e12d
JH		 2340# endif
2341# if defined(USE_STAT64)
2342# define stat stat64
2343# endif
2344# if defined(USE_FSTAT64)
2345# define fstat fstat64
2346# endif
2347# if defined(USE_LSTAT64)
2348# define lstat lstat64
2349# endif
2350# if defined(USE_FLOCK64)
2351# define flock flock64
2352# endif
2353# if defined(USE_LOCKF64)
2354# define lockf lockf64
2355# endif
2356# if defined(USE_FCNTL64)
2357# define fcntl fcntl64
2358# endif
2359# if defined(USE_TRUNCATE64)
2360# define truncate truncate64
2361# endif
2362# if defined(USE_FTRUNCATE64)
2363# define ftruncate ftruncate64
2364# endif
2365#endif
2366
2367#ifdef USE_64_BIT_STDIO
2368# ifdef HAS_FPOS64_T
2369# undef Fpos_t
2370# define Fpos_t fpos64_t
2371# endif
2372/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2373 * will trigger defines like the ones below. Some 64-bit environments,
2374 * however, do not. */
2375# if defined(USE_FOPEN64)
2376# define fopen fopen64
2377# endif
2378# if defined(USE_FSEEK64)
6b8eaf93 2379# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 2380# endif
2381# if defined(USE_FTELL64)
6b8eaf93 2382# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 2383# endif
2384# if defined(USE_FSETPOS64)
2385# define fsetpos fsetpos64
2386# endif
2387# if defined(USE_FGETPOS64)
2388# define fgetpos fgetpos64
2389# endif
2390# if defined(USE_TMPFILE64)
2391# define tmpfile tmpfile64
2392# endif
2393# if defined(USE_FREOPEN64)
2394# define freopen freopen64
5ff3f7a4
GS		 2395# endif
2396#endif
2397
af8b425d 2398#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 2399# include "iperlsys.h"
2400#endif
2401
6f71a643 2402#if defined(__OPEN_VM)
19848b3f
JH		 2403# include "vmesa/vmesaish.h"
2404# define ISHISH "vmesa"
6f71a643
JH		 2405#endif
2406
748a9306 2407#ifdef DOSISH
19848b3f
JH		 2408# if defined(OS2)
2409# include "os2ish.h"
2410# else
2411# include "dosish.h"
2412# endif
2413# define ISHISH "dos"
2414#endif
2415
2416#if defined(VMS)
748a9306 2417# include "vmsish.h"
96e176bf 2418# include "embed.h"
eb8433b7
NC		 2419# ifndef PERL_MAD
2420# undef op_getmad
b3f24c00 2421# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2422# endif
19848b3f
JH		 2423# define ISHISH "vms"
2424#endif
2425
2426#if defined(PLAN9)
2427# include "./plan9/plan9ish.h"
2428# define ISHISH "plan9"
2429#endif
2430
2431#if defined(MPE)
2432# include "mpeix/mpeixish.h"
2433# define ISHISH "mpeix"
2434#endif
2435
2436#if defined(__VOS__)
196918b0
PG		 2437# ifdef __GNUC__
2438# include "./vos/vosish.h"
2439# else
2440# include "vos/vosish.h"
2441# endif
19848b3f
JH		 2442# define ISHISH "vos"
2443#endif
2444
2445#if defined(EPOC)
2446# include "epocish.h"
2447# define ISHISH "epoc"
2448#endif
2449
9969cdde 2450#ifdef __SYMBIAN32__
27da23d5
JH		 2451# include "symbian/symbianish.h"
2452# include "embed.h"
eb8433b7
NC		 2453# ifndef PERL_MAD
2454# undef op_getmad
b3f24c00 2455# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2456# endif
27da23d5
JH		 2457# define ISHISH "symbian"
2458#endif
2459
19848b3f
JH		 2460#if defined(MACOS_TRADITIONAL)
2461# include "macos/macish.h"
2462# ifndef NO_ENVIRON_ARRAY
2463# define NO_ENVIRON_ARRAY
0c30d9ec 2464# endif
19848b3f
JH		 2465# define ISHISH "macos classic"
2466#endif
2467
efca5cc6
JH		 2468#if defined(__BEOS__)
2469# include "beos/beosish.h"
2470# define ISHISH "beos"
2471#endif
2472
19848b3f
JH		 2473#ifndef ISHISH
2474# include "unixish.h"
2475# define ISHISH "unix"
13b6e58c
JH		 2476#endif
2477
2946a158
JH		 2478/* NSIG logic from Configure --> */
2479/* Strange style to avoid deeply-nested #if/#else/#endif */
2480#ifndef NSIG
2481# ifdef _NSIG
2482# define NSIG (_NSIG)
2483# endif
2484#endif
2485
2486#ifndef NSIG
2487# ifdef SIGMAX
2488# define NSIG (SIGMAX+1)
2489# endif
2490#endif
2491
2492#ifndef NSIG
2493# ifdef SIG_MAX
2494# define NSIG (SIG_MAX+1)
2495# endif
2496#endif
2497
2498#ifndef NSIG
2499# ifdef _SIG_MAX
2500# define NSIG (_SIG_MAX+1)
2501# endif
2502#endif
2503
2504#ifndef NSIG
2505# ifdef MAXSIG
2506# define NSIG (MAXSIG+1)
2507# endif
2508#endif
2509
2510#ifndef NSIG
2511# ifdef MAX_SIG
2512# define NSIG (MAX_SIG+1)
2513# endif
2514#endif
2515
2516#ifndef NSIG
2517# ifdef SIGARRAYSIZE
2518# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2519# endif
2520#endif
2521
2522#ifndef NSIG
2523# ifdef _sys_nsig
2524# define NSIG (_sys_nsig) /* Solaris 2.5 */
2525# endif
2526#endif
2527
2528/* Default to some arbitrary number that's big enough to get most
2529 of the common signals.
2530*/
2531#ifndef NSIG
2532# define NSIG 50
2533#endif
2534/* <-- NSIG logic from Configure */
2535
13b6e58c
JH		 2536#ifndef NO_ENVIRON_ARRAY
2537# define USE_ENVIRON_ARRAY
2538#endif
32f822de 2539
c77b533b
JH		 2540/*
2541 * initialise to avoid floating-point exceptions from overflow, etc
2542 */
2543#ifndef PERL_FPU_INIT
2544# ifdef HAS_FPSETMASK
2545# if HAS_FLOATINGPOINT_H
2546# include <floatingpoint.h>
2547# endif
2548# define PERL_FPU_INIT fpsetmask(0);
c77b533b 2549# else
2f42fcb0 2550# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
8aad04aa 2551# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
b35112e7
CS		 2552# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2553# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH		 2554# else
2555# define PERL_FPU_INIT
2f42fcb0 2556
7014c407 2557# endif
c77b533b
JH		 2558# endif
2559#endif
b35112e7
CS		 2560#ifndef PERL_FPU_PRE_EXEC
2561# define PERL_FPU_PRE_EXEC {
2562# define PERL_FPU_POST_EXEC }
2563#endif
c77b533b 2564
ed344e4f
IZ		 2565#ifndef PERL_SYS_INIT3
2566# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2567#endif
2568
be708cc0
JH		 2569#ifndef PERL_WRITE_MSG_TO_CONSOLE
2570# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2571#endif
2572
0f31cffe
GS		 2573#ifndef MAXPATHLEN
2574# ifdef PATH_MAX
b990c8b2
JH		 2575# ifdef _POSIX_PATH_MAX
2576# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH		 2577/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2578 * included the null byte or not. Later amendments of POSIX,
2579 * XPG4, the Austin Group, and the Single UNIX Specification
2580 * all explicitly include the null byte in the PATH_MAX.
2581 * Ditto for _POSIX_PATH_MAX. */
2582# define MAXPATHLEN PATH_MAX
b990c8b2 2583# else
09448d78 2584# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2585# endif
2586# else
2587# define MAXPATHLEN (PATH_MAX+1)
2588# endif
0f31cffe 2589# else
b990c8b2 2590# ifdef _POSIX_PATH_MAX
09448d78 2591# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2592# else
2593# define MAXPATHLEN 1024 /* Err on the large side. */
2594# endif
0f31cffe
GS		 2595# endif
2596#endif
2597
c80263a8
SH		 2598/* In case Configure was not used (we are using a "canned config"
2599 * such as Win32, or a cross-compilation setup, for example) try going
2600 * by the gcc major and minor versions. One useful URL is
2601 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2602 * but contrary to this information warn_unused_result seems
2603 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD		 2604 * Also, when building extensions with an installed perl, this allows
2605 * the user to upgrade gcc and get the right attributes, rather than
2606 * relying on the list generated at Configure time. --AD
c80263a8
SH		 2607 * Set these up now otherwise we get confused when some of the <*thread.h>
2608 * includes below indirectly pull in <perlio.h> (which needs to know if we
2609 * have HASATTRIBUTE_FORMAT).
2610 */
2611
fc2007d4 2612#if defined __GNUC__ && !defined(__INTEL_COMPILER)
c80263a8
SH		 2613# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2614# define HASATTRIBUTE_FORMAT
2615# endif
2616# if __GNUC__ >= 3 /* 3.0 -> */
2617# define HASATTRIBUTE_MALLOC
2618# endif
2619# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2620# define HASATTRIBUTE_NONNULL
2621# endif
2622# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2623# define HASATTRIBUTE_NORETURN
2624# endif
2625# if __GNUC__ >= 3 /* gcc 3.0 -> */
2626# define HASATTRIBUTE_PURE
2627# endif
42bf5550 2628# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH		 2629# define HASATTRIBUTE_UNUSED
2630# endif
d324fe49
AD		 2631# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2632# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2633# endif
c80263a8
SH		 2634# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2635# define HASATTRIBUTE_WARN_UNUSED_RESULT
2636# endif
2637#endif
2638
3db8f154 2639/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2640 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 2641 * this results in many functions being undeclared which bothers C++
2642 * May make sense to have threads after "*ish.h" anyway
2643 */
2644
3db8f154 2645#if defined(USE_ITHREADS)
2986a63f
JH		 2646# ifdef NETWARE
2647# include <nw5thread.h>
2648# else
32f822de
GS		 2649# ifdef FAKE_THREADS
2650# include "fakethr.h"
2651# else
2652# ifdef WIN32
2653# include <win32thread.h>
2654# else
dd96f567
IZ		 2655# ifdef OS2
2656# include "os2thread.h"
2657# else
7f3d1cf1 2658# ifdef I_MACH_CTHREADS
bdd66968 2659# include <mach/cthreads.h>
8f1f23e8 2660# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 2661# define MUTEX_INIT_CALLS_MALLOC
2662# endif
7f3d1cf1
BH		 2663typedef cthread_t perl_os_thread;
2664typedef mutex_t perl_mutex;
2665typedef condition_t perl_cond;
2666typedef void * perl_key;
2667# else /* Posix threads */
1f5ae88c
JH		 2668# ifdef I_PTHREAD
2669# include <pthread.h>
2670# endif
7f3d1cf1
BH		 2671typedef pthread_t perl_os_thread;
2672typedef pthread_mutex_t perl_mutex;
2673typedef pthread_cond_t perl_cond;
2674typedef pthread_key_t perl_key;
2675# endif /* I_MACH_CTHREADS */
dd96f567 2676# endif /* OS2 */
32f822de
GS		 2677# endif /* WIN32 */
2678# endif /* FAKE_THREADS */
2986a63f 2679#endif /* NETWARE */
3db8f154 2680#endif /* USE_ITHREADS */
c5be433b 2681
66a93824 2682#if defined(WIN32)
1feb2720 2683# include "win32.h"
c5be433b
GS		 2684#endif
2685
2986a63f
JH		 2686#ifdef NETWARE
2687# include "netware.h"
2688#endif
2689
e5218da5 2690#define STATUS_UNIX PL_statusvalue
68dc0745 2691#ifdef VMS
6b88bc9c 2692# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM		 2693/*
2694 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2695 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM		 2696 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2697 * be updated also.
2698 */
2699# include <stsdef.h>
2700# include <ssdef.h>
2701/* Presume this because if VMS changes it, it will require a new
2702 * set of APIs for waiting on children for binary compatibility.
2703 */
2704# define child_offset_bits (8)
2705# ifndef C_FAC_POSIX
2706# define C_FAC_POSIX 0x35A000
2707# endif
2708
2709/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2710 * platform from the existing UNIX or Native status values.
2711 */
2712
37038d91 2713# define STATUS_EXIT \
7a7fd8e0
JM		 2714 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2715 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2716
7a7fd8e0 2717
fb38d079
JM		 2718/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2719 * exit code and shifts the UNIX value over the correct number of bits to
2720 * be a child status. Usually the number of bits is 8, but that could be
2721 * platform dependent. The NATIVE status code is presumed to have either
2722 * from a child process.
7a7fd8e0
JM		 2723 */
2724
fb38d079
JM		 2725/* This is complicated. The child processes return a true native VMS
2726 status which must be saved. But there is an assumption in Perl that
2727 the UNIX child status has some relationship to errno values, so
2728 Perl tries to translate it to text in some of the tests.
2729 In order to get the string translation correct, for the error, errno
2730 must be EVMSERR, but that generates a different text message
2731 than what the test programs are expecting. So an errno value must
2732 be derived from the native status value when an error occurs.
2733 That will hide the true native status message. With this version of
2734 perl, the true native child status can always be retrieved so that
2735 is not a problem. But in this case, Pl_statusvalue and errno may
2736 have different values in them.
2737 */
7a7fd8e0 2738
fb38d079 2739# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2740 STMT_START { \
2fbb330f
JM		 2741 I32 evalue = (I32)n; \
2742 if (evalue == EVMSERR) { \
2743 PL_statusvalue_vms = vaxc$errno; \
2744 PL_statusvalue = evalue; \
7a7fd8e0 2745 } else { \
2fbb330f 2746 PL_statusvalue_vms = evalue; \
fb38d079 2747 if (evalue == -1) { \
3280af22 2748 PL_statusvalue = -1; \
7a7fd8e0
JM		 2749 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2750 } else \
fb38d079 2751 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2752 set_vaxc_errno(evalue); \
fb38d079
JM		 2753 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2754 set_errno(EVMSERR); \
2755 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2756 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2757 } \
68dc0745 2758 } STMT_END
7a7fd8e0 2759
68dc0745 2760# ifdef VMSISH_STATUS
e5218da5 2761# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2762# else
e5218da5 2763# define STATUS_CURRENT STATUS_UNIX
68dc0745 2764# endif
7a7fd8e0
JM		 2765
2766 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2767 * the NATIVE status to an equivalent value. Can not be used to translate
2768 * exit code values as exit code values are not guaranteed to have any
2769 * relationship at all to errno values.
2770 * This is used when Perl is forcing errno to have a specific value.
2771 */
e5218da5 2772# define STATUS_UNIX_SET(n) \
68dc0745 2773 STMT_START { \
7a7fd8e0 2774 I32 evalue = (I32)n; \
0968cdad 2775 PL_statusvalue = evalue; \
3280af22 2776 if (PL_statusvalue != -1) { \
0968cdad
JM		 2777 if (PL_statusvalue != EVMSERR) { \
2778 PL_statusvalue &= 0xFFFF; \
2779 if (MY_POSIX_EXIT) \
2780 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2781 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2782 } \
2783 else { \
2784 PL_statusvalue_vms = vaxc$errno; \
2785 } \
68dc0745 2786 } \
0968cdad
JM		 2787 else PL_statusvalue_vms = SS$_ABORT; \
2788 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM		 2789 } STMT_END
2790
2791 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2792 * the NATIVE error status based on it. It does not assume that
fb38d079
JM		 2793 * the UNIX/POSIX exit codes have any relationship to errno, except
2794 * that 0 indicates a success. When in the default mode to comply
6ac6a52b
JM		 2795 * with the Perl VMS documentation, any other code sets the NATIVE
2796 * status to a failure code of SS$_ABORT.
fb38d079
JM		 2797 *
2798 * In the new POSIX EXIT mode, native status will be set so that the
2799 * actual exit code will can be retrieved by the calling program or
2800 * shell.
2801 *
2802 * If the exit code is not clearly a UNIX parent or child exit status,
2803 * it will be passed through as a VMS status.
7a7fd8e0
JM		 2804 */
2805
fb38d079 2806# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM		 2807 STMT_START { \
2808 I32 evalue = (I32)n; \
2809 PL_statusvalue = evalue; \
fb38d079
JM		 2810 if (evalue != -1) { \
2811 if (evalue <= 0xFF00) { \
2812 if (evalue > 0xFF) \
2813 evalue = (evalue >> child_offset_bits) & 0xFF; \
2814 if (evalue == 0) \
2815 PL_statusvalue_vms == SS$_NORMAL; \
2816 else \
2817 if (MY_POSIX_EXIT) \
2818 PL_statusvalue_vms = \
2819 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
52e64fc8 2820 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
0968cdad 2821 else \
6ac6a52b 2822 PL_statusvalue_vms = SS$_ABORT; \
fb38d079
JM		 2823 } else { /* forgive them Perl, for they have sinned */ \
2824 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2825 else PL_statusvalue_vms = vaxc$errno; \
2826 /* And obviously used a VMS status value instead of UNIX */ \
2827 PL_statusvalue = EVMSERR; \
2828 } \
7a7fd8e0
JM		 2829 } \
2830 else PL_statusvalue_vms = SS$_ABORT; \
2831 set_vaxc_errno(PL_statusvalue_vms); \
68dc0745 2832 } STMT_END
fb38d079 2833
6ac6a52b
JM		 2834 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2835 * and sets the NATIVE error status based on it. This special case
2836 * is needed to maintain compatibility with past VMS behavior.
2837 *
2838 * In the default mode on VMS, this number is passed through as
2839 * both the NATIVE and UNIX status. Which makes it different
2840 * that the STATUS_UNIX_EXIT_SET.
2841 *
2842 * In the new POSIX EXIT mode, native status will be set so that the
2843 * actual exit code will can be retrieved by the calling program or
2844 * shell.
2845 *
2846 */
2847
2848# define STATUS_EXIT_SET(n) \
2849 STMT_START { \
2850 I32 evalue = (I32)n; \
2851 PL_statusvalue = evalue; \
2852 if (MY_POSIX_EXIT) \
2853 PL_statusvalue_vms = \
2854 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
52e64fc8 2855 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
6ac6a52b
JM		 2856 else \
2857 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2858 set_vaxc_errno(PL_statusvalue_vms); \
2859 } STMT_END
2860
fb38d079
JM		 2861
2862 /* This macro forces a success status */
7a7fd8e0
JM		 2863# define STATUS_ALL_SUCCESS \
2864 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM		 2865
2866 /* This macro forces a failure status */
7a7fd8e0
JM		 2867# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2868 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2869 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 2870
68dc0745 2871#else
e5218da5 2872# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 2873# if defined(WCOREDUMP)
37038d91 2874# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 2875 STMT_START { \
2876 PL_statusvalue_posix = (n); \
2877 if (PL_statusvalue_posix == -1) \
2878 PL_statusvalue = -1; \
2879 else { \
2880 PL_statusvalue = \
2881 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2882 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2883 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2884 } \
2885 } STMT_END
2886# elif defined(WIFEXITED)
37038d91 2887# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 2888 STMT_START { \
2889 PL_statusvalue_posix = (n); \
2890 if (PL_statusvalue_posix == -1) \
2891 PL_statusvalue = -1; \
2892 else { \
2893 PL_statusvalue = \
2894 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2895 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2896 } \
2897 } STMT_END
2898# else
37038d91 2899# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 2900 STMT_START { \
2901 PL_statusvalue_posix = (n); \
2902 if (PL_statusvalue_posix == -1) \
2903 PL_statusvalue = -1; \
2904 else { \
2905 PL_statusvalue = \
2906 PL_statusvalue_posix & 0xFFFF; \
2907 } \
2908 } STMT_END
2909# endif
2910# define STATUS_UNIX_SET(n) \
68dc0745 2911 STMT_START { \
3280af22
NIS		 2912 PL_statusvalue = (n); \
2913 if (PL_statusvalue != -1) \
2914 PL_statusvalue &= 0xFFFF; \
68dc0745 2915 } STMT_END
7a7fd8e0 2916# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 2917# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 2918# define STATUS_CURRENT STATUS_UNIX
37038d91 2919# define STATUS_EXIT STATUS_UNIX
e5218da5
GA		 2920# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2921# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745 2922#endif
2923
cc3604b1
GS		 2924/* flags in PL_exit_flags for nature of exit() */
2925#define PERL_EXIT_EXPECTED 0x01
31d77e54 2926#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2927
0b94c7bb 2928#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 2929# define MEMBER_TO_FPTR(name) name
2930#endif
2931
2932/* format to use for version numbers in file/directory names */
273cf8d1 2933/* XXX move to Configure? */
a7cb1f99 2934#ifndef PERL_FS_VER_FMT
273cf8d1 2935# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS		 2936#endif
2937
45bc9206 2938/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 2939 * performance issue, so we allow people to disable it. Also, if
2940 * we are using stdio, there are broken implementations of fflush(NULL)
2941 * out there, Solaris being the most prominent.
45bc9206
GS		 2942 */
2943#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2944# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2945# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 2946# else
2947# ifdef FFLUSH_ALL
2948# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2949# else
c5be433b 2950# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2951# endif
66fe083f 2952# endif
45bc9206
GS		 2953#endif
2954
7766f137
GS		 2955#ifndef PERL_WAIT_FOR_CHILDREN
2956# define PERL_WAIT_FOR_CHILDREN NOOP
2957#endif
2958
ba869deb 2959/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 2960#ifndef PERL_SET_INTERP
2961# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2962#endif
2963
2964#ifndef PERL_GET_INTERP
2965# define PERL_GET_INTERP (PL_curinterp)
2966#endif
2967
54aff467 2968#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 2969# ifdef MULTIPLICITY
ba869deb 2970# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 2971# endif
ba869deb
GS		 2972# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2973#endif
2974
8896765a
RB		 2975/*
2976 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 2977 All that is required is that the perl source does not
8896765a
RB		 2978 use "%-p" or "%-<number>p" or "%<number>p" formats.
2979 These formats will still work in perl code.
2980 See comments in sv.c for futher details.
2981
2982 -DvdNUMBER=<number> can be used to redefine VDf
2983
2984 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2985 which works properly but gives compiler warnings
2986
2987 Robin Barker 2005-07-14
0dbb1585 2988*/
8896765a
RB		 2989
2990#ifndef SVf_
63ce7bf0 2991# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS		 2992#endif
2993
8896765a 2994#ifndef SVf
104abab4 2995# define SVf "-p"
d2560b70
RB		 2996#endif
2997
014ead4b 2998#ifndef SVf32
8896765a 2999# define SVf32 SVf_(32)
014ead4b
RB		 3000#endif
3001
3002#ifndef SVf256
8896765a
RB		 3003# define SVf256 SVf_(256)
3004#endif
3005
3006#ifndef vdNUMBER
3007# define vdNUMBER 1
3008#endif
3009
3010#ifndef VDf
3011# if vdNUMBER
63ce7bf0 3012# define VDf STRINGIFY(vdNUMBER) "p"
8896765a
RB		 3013# else
3014# define VDf "vd"
3015# endif
014ead4b
RB		 3016#endif
3017
f5992bc4 3018/* not used; but needed for backward compatibilty with XS code? - RMB */
014ead4b
RB		 3019#ifndef UVf
3020# define UVf UVuf
d2560b70
RB		 3021#endif
3022
0dbb1585
AL		 3023#ifdef HASATTRIBUTE_FORMAT
3024# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3025#endif
3026#ifdef HASATTRIBUTE_MALLOC
77785eea 3027# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3028#endif
0dbb1585 3029#ifdef HASATTRIBUTE_NONNULL
abb2c242 3030# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3031#endif
0dbb1585 3032#ifdef HASATTRIBUTE_NORETURN
abb2c242 3033# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3034#endif
0dbb1585 3035#ifdef HASATTRIBUTE_PURE
abb2c242 3036# define __attribute__pure__ __attribute__((pure))
f22be1b8 3037#endif
0dbb1585
AL		 3038#ifdef HASATTRIBUTE_UNUSED
3039# define __attribute__unused__ __attribute__((unused))
3040#endif
3041#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3042# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH		 3043#endif
3044
0dbb1585
AL		 3045/* If we haven't defined the attributes yet, define them to blank. */
3046#ifndef __attribute__format__
3047# define __attribute__format__(x,y,z)
3048#endif
f22be1b8 3049#ifndef __attribute__malloc__
abb2c242 3050# define __attribute__malloc__
f22be1b8
JH		 3051#endif
3052#ifndef __attribute__nonnull__
abb2c242 3053# define __attribute__nonnull__(a)
f22be1b8
JH		 3054#endif
3055#ifndef __attribute__noreturn__
abb2c242 3056# define __attribute__noreturn__
f22be1b8
JH		 3057#endif
3058#ifndef __attribute__pure__
abb2c242 3059# define __attribute__pure__
f22be1b8 3060#endif
0dbb1585
AL		 3061#ifndef __attribute__unused__
3062# define __attribute__unused__
3063#endif
f22be1b8 3064#ifndef __attribute__warn_unused_result__
abb2c242
JH		 3065# define __attribute__warn_unused_result__
3066#endif
3067
0dbb1585
AL		 3068/* For functions that are marked as __attribute__noreturn__, it's not
3069 appropriate to call return. In either case, include the lint directive.
3070 */
3071#ifdef HASATTRIBUTE_NORETURN
b37c2d43 3072# define NORETURN_FUNCTION_END /* NOTREACHED */
0dbb1585 3073#else
b37c2d43 3074# define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
abb2c242
JH		 3075#endif
3076
635aebb7 3077#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL		 3078# define EXPECT(expr,val) __builtin_expect(expr,val)
3079#else
3080# define EXPECT(expr,val) (expr)
3081#endif
3082#define LIKELY(cond) EXPECT(cond,1)
3083#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL		 3084#ifdef HAS_BUILTIN_CHOOSE_EXPR
3085/* placeholder */
3086#endif
b37c2d43 3087
3fc1aec6 3088/* Some unistd.h's give a prototype for pause() even though
3089 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3090 below to be rejected by the compiler. Sigh.
3fc1aec6 3091*/
3092#ifdef HAS_PAUSE
3093#define Pause pause
3094#else
3095#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 3096#endif
3097
3098#ifndef IOCPARM_LEN
3099# ifdef IOCPARM_MASK
61f1c44b 3100 /* on BSDish systems we're safe */
748a9306
LW		 3101# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3102# else
61f1c44b 3103# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA		 3104 /* on Linux systems we're safe; except when we're not [perl #38223] */
3105# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3106# else
748a9306 3107 /* otherwise guess at what's safe */
61f1c44b
JVD		 3108# define IOCPARM_LEN(x) 256
3109# endif
748a9306 3110# endif
a0d0e21e
LW		 3111#endif
3112
1761cee5 3113#if defined(__CYGWIN__)
521e0776
GS		 3114/* USEMYBINMODE
3115 * This symbol, if defined, indicates that the program should
16fe6d59 3116 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 3117 * that a file is in "binary" mode -- that is, that no translation
3118 * of bytes occurs on read or write operations.
3119 */
36894f0b 3120# define USEMYBINMODE /**/
77a40698 3121# include <io.h> /* for setmode() prototype */
16fe6d59 3122# define my_binmode(fp, iotype, mode) \
77a40698 3123 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 3124#endif
3125
88d10794
JH		 3126#ifdef __CYGWIN__
3127void init_os_extras(void);
3128#endif
3129
cea2e8a9
GS		 3130#ifdef UNION_ANY_DEFINITION
3131UNION_ANY_DEFINITION;
3132#else
3133union any {
3134 void* any_ptr;
3135 I32 any_i32;
3136 IV any_iv;
3137 long any_long;
9febdf04 3138 bool any_bool;
c76ac1ee 3139 void (*any_dptr) (void*);
acfe0abc 3140 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 3141};
3142#endif
3143
acfe0abc 3144typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 3145
3146#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3147#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3148#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3149
c5078cac
JH		 3150#if defined(_AIX) && !defined(_AIX43)
3151#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3152/* We cannot include <crypt.h> to get the struct crypt_data
3153 * because of setkey prototype problems when threading */
3154typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3155 /* From OSF, Not needed in AIX
3156 char C[28], D[28];
3157 */
3158 char E[48];
3159 char KS[16][48];
3160 char block[66];
3161 char iobuf[16];
3162} CRYPTD;
3163#endif /* threading */
3164#endif /* AIX */
3165
af8b425d 3166#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 3167# include "iperlsys.h"
3168#endif
504f80c1 3169
d10dc2ae
JH		 3170/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3171 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3172 * defined by Configure, despite their names being similar to the
3173 * other defines like USE_ITHREADS. Configure in fact knows nothing
3174 * about the randomised hashes. Therefore to enable/disable the hash
3175 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3176#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3177# define USE_HASH_SEED
504f80c1
JH		 3178#endif
3179
598921a7
NC		 3180/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3181 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3182 * it's not really needed.
3183 */
3184#if defined(WIN32)
3185# define YYTOKENTYPE
3186#endif
3187#include "perly.h"
3188
3189#ifdef PERL_MAD
3190struct nexttoken {
3191 YYSTYPE next_val; /* value of next token, if any */
3192 I32 next_type; /* type of next token */
3193 MADPROP *next_mad; /* everything else about that token */
3194};
3195#endif
3196
378cc40b 3197#include "regexp.h"
79072805 3198#include "sv.h"
378cc40b 3199#include "util.h"
8d063cd8 3200#include "form.h"
79072805 3201#include "gv.h"
dd2155a4 3202#include "pad.h"
79072805 3203#include "cv.h"
abdd5c84 3204#include "opnames.h"
79072805 3205#include "op.h"
b3ca2e83 3206#include "hv.h"
79072805
LW		 3207#include "cop.h"
3208#include "av.h"
79072805
LW		 3209#include "mg.h"
3210#include "scope.h"
4438c4b7 3211#include "warnings.h"
a0ed51b3 3212#include "utf8.h"
8d063cd8 3213
7fae4e64
GS		 3214
3215typedef struct _sublex_info SUBLEXINFO;
3216struct _sublex_info {
3217 I32 super_state; /* lexer state to save */
3218 I32 sub_inwhat; /* "lex_inwhat" to use */
3219 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS		 3220 char *super_bufptr; /* PL_bufptr that was */
3221 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS		 3222};
3223
455ece5e 3224typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3225
2c2d71f5 3226struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3227struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3228
6f51351d
NC		 3229/* Keep next first in this structure, because sv_free_arenas take
3230 advantage of this to share code between the pte arenas and the SV
3231 body arenas */
5f7fde29
GS		 3232struct ptr_tbl_ent {
3233 struct ptr_tbl_ent* next;
53c1dcc0 3234 const void* oldval;
5f7fde29 3235 void* newval;
d18c6117
GS		 3236};
3237
5f7fde29
GS		 3238struct ptr_tbl {
3239 struct ptr_tbl_ent** tbl_ary;
3240 UV tbl_max;
3241 UV tbl_items;
d18c6117
GS		 3242};
3243
450a55e4 3244#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 3245# define I286
3246#endif
3247
fe14fcc3
LW		 3248#if defined(htonl) && !defined(HAS_HTONL)
3249#define HAS_HTONL
ae986130 3250#endif
fe14fcc3
LW		 3251#if defined(htons) && !defined(HAS_HTONS)
3252#define HAS_HTONS
ae986130 3253#endif
fe14fcc3
LW		 3254#if defined(ntohl) && !defined(HAS_NTOHL)
3255#define HAS_NTOHL
ae986130 3256#endif
fe14fcc3
LW		 3257#if defined(ntohs) && !defined(HAS_NTOHS)
3258#define HAS_NTOHS
ae986130 3259#endif
fe14fcc3 3260#ifndef HAS_HTONL
d9d8d8de 3261#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 3262#define HAS_HTONS
3263#define HAS_HTONL
3264#define HAS_NTOHS
3265#define HAS_NTOHL
a687059c
LW		 3266#define MYSWAP
3267#define htons my_swap
3268#define htonl my_htonl
3269#define ntohs my_swap
3270#define ntohl my_ntohl
3271#endif
3272#else
d9d8d8de 3273#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 3274#undef HAS_HTONS
3275#undef HAS_HTONL
3276#undef HAS_NTOHS
3277#undef HAS_NTOHL
a687059c
LW		 3278#endif
3279#endif
3280
988174c1
LW		 3281/*
3282 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3283 * -DWS
3284 */
3285#if BYTEORDER != 0x1234
3286# define HAS_VTOHL
3287# define HAS_VTOHS
3288# define HAS_HTOVL
3289# define HAS_HTOVS
c67712b2 3290# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 3291# define vtohl(x) ((((x)&0xFF)<<24) \
3292 +(((x)>>24)&0xFF) \
3293 +(((x)&0x0000FF00)<<8) \
3294 +(((x)&0x00FF0000)>>8) )
3295# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3296# define htovl(x) vtohl(x)
3297# define htovs(x) vtohs(x)
3298# endif
3299 /* otherwise default to functions in util.c */
2a8c3029 3300#ifndef htovs
c623ac67
GS		 3301short htovs(short n);
3302short vtohs(short n);
3303long htovl(long n);
3304long vtohl(long n);
988174c1 3305#endif
2a8c3029 3306#endif
988174c1 3307
3bb7c1b4
JH		 3308/* *MAX Plus 1. A floating point value.
3309 Hopefully expressed in a way that dodgy floating point can't mess up.
3310 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3311 is added to it
3312 May find that some broken compiler will want the value cast to I32.
3313 [after the shift, as signed >> may not be as secure as unsigned >>]
3314*/
3315#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3316#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3317/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3318 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3319 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3320*/
3321#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3322
3bb7c1b4
JH		 3323#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3324#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3325#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3326
3327/* This may look like unnecessary jumping through hoops, but converting
3328 out of range floating point values to integers *is* undefined behaviour,
3329 and it is starting to bite.
3330*/
3331#ifndef CAST_INLINE
65202027 3332#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3333#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 3334#define I_V(what) (cast_iv((NV)(what)))
3335#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 3336#else
3337#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3338 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3339 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3340#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3341 : ((n) < U32_MAX_P1 ? (U32) (n) \
3342 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3343#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3344 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3345 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3346#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3347 : ((n) < UV_MAX_P1 ? (UV) (n) \
3348 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3349#endif
3350
3351#define U_S(what) ((U16)U_32(what))
3352#define U_I(what) ((unsigned int)U_32(what))
3353#define U_L(what) U_32(what)
ed6116ce 3354
2d4389e4
JH		 3355/* These do not care about the fractional part, only about the range. */
3356#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3357#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3358
25da4f38
IZ		 3359/* Used with UV/IV arguments: */
3360 /* XXXX: need to speed it up */
3361#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3362#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3363
352d5a3a
LW		 3364#ifndef MAXSYSFD
3365# define MAXSYSFD 2
3366#endif
ee0007ab 3367
79072805 3368#ifndef __cplusplus
27da23d5 3369#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS		 3370Uid_t getuid (void);
3371Uid_t geteuid (void);
3372Gid_t getgid (void);
3373Gid_t getegid (void);
79072805 3374#endif
e1caacb4 3375#endif
8d063cd8 3376
0c30d9ec 3377#ifndef Perl_debug_log
bf49b057
GS		 3378# define Perl_debug_log PerlIO_stderr()
3379#endif
3380
3381#ifndef Perl_error_log
3382# define Perl_error_log (PL_stderrgv \
6b78add2 3383 && isGV(PL_stderrgv) \
01bb7c6d 3384 && GvIOp(PL_stderrgv) \
42de951c 3385 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 3386 ? IoOFP(GvIOp(PL_stderrgv)) \
3387 : PerlIO_stderr())
0c30d9ec 3388#endif
3967c732 3389
aea4f609
DM		 3390
3391#define DEBUG_p_FLAG 0x00000001 /* 1 */
3392#define DEBUG_s_FLAG 0x00000002 /* 2 */
3393#define DEBUG_l_FLAG 0x00000004 /* 4 */
3394#define DEBUG_t_FLAG 0x00000008 /* 8 */
3395#define DEBUG_o_FLAG 0x00000010 /* 16 */
3396#define DEBUG_c_FLAG 0x00000020 /* 32 */
3397#define DEBUG_P_FLAG 0x00000040 /* 64 */
3398#define DEBUG_m_FLAG 0x00000080 /* 128 */
3399#define DEBUG_f_FLAG 0x00000100 /* 256 */
3400#define DEBUG_r_FLAG 0x00000200 /* 512 */
3401#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3402#define DEBUG_u_FLAG 0x00000800 /* 2048 */
a3c98653 3403 /* spare */
aea4f609
DM		 3404#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3405#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3406#define DEBUG_D_FLAG 0x00008000 /* 32768 */
3407#define DEBUG_S_FLAG 0x00010000 /* 65536 */
3408#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3409#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3410#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3411#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3412#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3413#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3414#define DEBUG_q_FLAG 0x00800000 /*8388608 */
ecae49c0 3415#define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
aea4f609
DM		 3416
3417#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 3418#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3419 that something was done? */
aea4f609 3420
bd16a5f0
IZ		 3421# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3422# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3423# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3424# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3425# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3426# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3427# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3428# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3429# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3430# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3431# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3432# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
bd16a5f0
IZ		 3433# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3434# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3435# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3436# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3437# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3438# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3439# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3440# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3441# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC		 3442# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3443# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
dd2155a4 3444# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3445
3967c732 3446#ifdef DEBUGGING
aea4f609 3447
bd16a5f0
IZ		 3448# define DEBUG_p_TEST DEBUG_p_TEST_
3449# define DEBUG_s_TEST DEBUG_s_TEST_
3450# define DEBUG_l_TEST DEBUG_l_TEST_
3451# define DEBUG_t_TEST DEBUG_t_TEST_
3452# define DEBUG_o_TEST DEBUG_o_TEST_
3453# define DEBUG_c_TEST DEBUG_c_TEST_
3454# define DEBUG_P_TEST DEBUG_P_TEST_
3455# define DEBUG_m_TEST DEBUG_m_TEST_
3456# define DEBUG_f_TEST DEBUG_f_TEST_
3457# define DEBUG_r_TEST DEBUG_r_TEST_
3458# define DEBUG_x_TEST DEBUG_x_TEST_
3459# define DEBUG_u_TEST DEBUG_u_TEST_
bd16a5f0
IZ		 3460# define DEBUG_H_TEST DEBUG_H_TEST_
3461# define DEBUG_X_TEST DEBUG_X_TEST_
dd2155a4 3462# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
bd16a5f0
IZ		 3463# define DEBUG_D_TEST DEBUG_D_TEST_
3464# define DEBUG_S_TEST DEBUG_S_TEST_
3465# define DEBUG_T_TEST DEBUG_T_TEST_
3466# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3467# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3468# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3469# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3470# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3471# define DEBUG_q_TEST DEBUG_q_TEST_
aea4f609 3472
488b0c7a
JH		 3473# define PERL_DEB(a) a
3474# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM		 3475# define DEBUG_p(a) if (DEBUG_p_TEST) a
3476# define DEBUG_s(a) if (DEBUG_s_TEST) a
3477# define DEBUG_l(a) if (DEBUG_l_TEST) a
3478# define DEBUG_t(a) if (DEBUG_t_TEST) a
3479# define DEBUG_o(a) if (DEBUG_o_TEST) a
3480# define DEBUG_c(a) if (DEBUG_c_TEST) a
3481# define DEBUG_P(a) if (DEBUG_P_TEST) a
3482
969058bb
VK		 3483 /* Temporarily turn off memory debugging in case the a
3484 * does memory allocation, either directly or indirectly. */
acfe0abc 3485# define DEBUG_m(a) \
0b250b9e 3486 STMT_START { \
aea4f609 3487 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3488 } STMT_END
aea4f609 3489
5f80b19c
AMS		 3490# define DEBUG__(t, a) \
3491 STMT_START { \
3492 if (t) STMT_START {a;} STMT_END; \
3493 } STMT_END
3494
3495# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3496# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3497# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3498# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
5f80b19c
AMS		 3499# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3500# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
dd2155a4 3501# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
5f80b19c 3502# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 3503
3db8f154 3504# define DEBUG_S(a)
aea4f609 3505
5f80b19c
AMS		 3506# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3507# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3508# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3509# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC		 3510# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3511# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
aea4f609
DM		 3512
3513#else /* DEBUGGING */
3514
3515# define DEBUG_p_TEST (0)
3516# define DEBUG_s_TEST (0)
3517# define DEBUG_l_TEST (0)
3518# define DEBUG_t_TEST (0)
3519# define DEBUG_o_TEST (0)
3520# define DEBUG_c_TEST (0)
3521# define DEBUG_P_TEST (0)
3522# define DEBUG_m_TEST (0)
3523# define DEBUG_f_TEST (0)
3524# define DEBUG_r_TEST (0)
3525# define DEBUG_x_TEST (0)
3526# define DEBUG_u_TEST (0)
aea4f609
DM		 3527# define DEBUG_H_TEST (0)
3528# define DEBUG_X_TEST (0)
dd2155a4 3529# define DEBUG_Xv_TEST (0)
aea4f609
DM		 3530# define DEBUG_D_TEST (0)
3531# define DEBUG_S_TEST (0)
3532# define DEBUG_T_TEST (0)
04932ac8 3533# define DEBUG_R_TEST (0)
1045810a 3534# define DEBUG_J_TEST (0)
d6721266 3535# define DEBUG_v_TEST (0)
46187eeb 3536# define DEBUG_C_TEST (0)
ecae49c0
NC		 3537# define DEBUG_A_TEST (0)
3538# define DEBUG_q_TEST (0)
aea4f609 3539
488b0c7a
JH		 3540# define PERL_DEB(a)
3541# define PERL_DEBUG(a)
aea4f609
DM		 3542# define DEBUG_p(a)
3543# define DEBUG_s(a)
3544# define DEBUG_l(a)
3545# define DEBUG_t(a)
3546# define DEBUG_o(a)
3547# define DEBUG_c(a)
3548# define DEBUG_P(a)
3549# define DEBUG_m(a)
3550# define DEBUG_f(a)
3551# define DEBUG_r(a)
3552# define DEBUG_x(a)
3553# define DEBUG_u(a)
aea4f609
DM		 3554# define DEBUG_H(a)
3555# define DEBUG_X(a)
dd2155a4 3556# define DEBUG_Xv(a)
aea4f609
DM		 3557# define DEBUG_D(a)
3558# define DEBUG_S(a)
3559# define DEBUG_T(a)
04932ac8 3560# define DEBUG_R(a)
d6721266 3561# define DEBUG_v(a)
46187eeb 3562# define DEBUG_C(a)
ecae49c0
NC		 3563# define DEBUG_A(a)
3564# define DEBUG_q(a)
aea4f609
DM		 3565#endif /* DEBUGGING */
3566
3567
b4ab917c
DM		 3568#define DEBUG_SCOPE(where) \
3569 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
44f8325f 3570 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
b4ab917c
DM		 3571
3572
3573
3574
d1be9408 3575/* These constants should be used in preference to raw characters
14befaf4
DM		 3576 * when using magic. Note that some perl guts still assume
3577 * certain character properties of these constants, namely that
3578 * isUPPER() and toLOWER() may do useful mappings.
3579 *
3580 * Update the magic_names table in dump.c when adding/amending these
3581 */
3582
3583#define PERL_MAGIC_sv '\0' /* Special scalar variable */
3584#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3585#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3586#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3587#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3588#define PERL_MAGIC_regdata 'D' /* Regex match position data
3589 (@+ and @- vars) */
3590#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3591#define PERL_MAGIC_env 'E' /* %ENV hash */
3592#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3593#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3594#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
b3ca2e83
NC		 3595#define PERL_MAGIC_hints 'H' /* %^H hash */
3596#define PERL_MAGIC_hintselem 'h' /* %^H hash element */
14befaf4
DM		 3597#define PERL_MAGIC_isa 'I' /* @ISA array */
3598#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3599#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3600#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3601#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 3602#define PERL_MAGIC_mutex 'm' /* for lock op */
3603#define PERL_MAGIC_shared 'N' /* Shared between threads */
3604#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 3605#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3606#define PERL_MAGIC_tied 'P' /* Tied array or hash */
3607#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3608#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3609#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3610#define PERL_MAGIC_sig 'S' /* %SIG hash */
3611#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3612#define PERL_MAGIC_taint 't' /* Taintedness */
3613#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 3614#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4 3615#define PERL_MAGIC_vec 'v' /* vec() lvalue */
92f0c265 3616#define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
7e8c5dac 3617#define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
14befaf4
DM		 3618#define PERL_MAGIC_substr 'x' /* substr() lvalue */
3619#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3620 smart parameter vivification */
14befaf4
DM		 3621#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3622#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 3623#define PERL_MAGIC_backref '<' /* for weak ref data */
8d2f4536 3624#define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
ca732855 3625#define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
a3874608 3626#define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
14befaf4
DM		 3627#define PERL_MAGIC_ext '~' /* Available for use by extensions */
3628
3629
a6e633de 3630#ifndef assert /* <assert.h> might have been included somehow */
2b057284
NC		 3631#define assert(what) PERL_DEB( \
3632 ((what) ? ((void) 0) : \
67eb4d30 3633 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
60b9f5a7 3634 "\", line %d", STRINGIFY(what), __LINE__), \
2b057284 3635 (void) 0)))
a446a88f 3636#endif
8d063cd8 3637
450a55e4 3638struct ufuncs {
24f81a43
DM		 3639 I32 (*uf_val)(pTHX_ IV, SV*);
3640 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 3641 IV uf_index;
450a55e4
LW		 3642};
3643
14befaf4 3644/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 3645 * XS code wanting to be backward compatible can do something
3646 * like the following:
c745e42c 3647
24f81a43 3648#ifndef PERL_MG_UFUNC
24f81a43
DM		 3649#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3650#endif
3651
3652static PERL_MG_UFUNC(foo_get, index, val)
3653{
3654 sv_setsv(val, ...);
3655 return TRUE;
3656}
3657
3658-- Doug MacEachern
3659
3660*/
3661
fc9c74e6 3662#ifndef PERL_MG_UFUNC
24f81a43 3663#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 3664#endif
24f81a43 3665
fe14fcc3 3666/* Fix these up for __STDC__ */
68dc0745 3667#ifndef DONT_DECLARE_STD
20ce7b12 3668char *mktemp (char*);
37bd1396 3669#ifndef atof
20ce7b12 3670double atof (const char*);
a0d0e21e 3671#endif
37bd1396 3672#endif
79072805 3673
352d5a3a 3674#ifndef STANDARD_C
fe14fcc3 3675/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 3676Time_t time();
8d063cd8 3677struct tm *gmtime(), *localtime();
092bebab 3678#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 3679char *(strchr)(), *(strrchr)();
3680char *(strcpy)(), *(strcat)();
3681#else
93a17b20 3682char *strchr(), *strrchr();
378cc40b 3683char *strcpy(), *strcat();
9d116dd7 3684#endif
352d5a3a 3685#endif /* ! STANDARD_C */
8d063cd8 3686
79072805
LW		 3687
3688#ifdef I_MATH
3689# include <math.h>
3690#else
32f822de 3691START_EXTERN_C
20ce7b12
GS		 3692 double exp (double);
3693 double log (double);
3694 double log10 (double);
3695 double sqrt (double);
3696 double frexp (double,int*);
3697 double ldexp (double,int);
3698 double modf (double,double*);
3699 double sin (double);
3700 double cos (double);
3701 double atan2 (double,double);
3702 double pow (double,double);
32f822de 3703END_EXTERN_C
79072805
LW		 3704#endif
3705
aa8b85de
JH		 3706#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3707# define NV_INF LDBL_INFINITY
3708#endif
3709#if !defined(NV_INF) && defined(DBL_INFINITY)
3710# define NV_INF (NV)DBL_INFINITY
3711#endif
3712#if !defined(NV_INF) && defined(INFINITY)
3713# define NV_INF (NV)INFINITY
3714#endif
3715#if !defined(NV_INF) && defined(INF)
3716# define NV_INF (NV)INF
3717#endif
3718#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3719# define NV_INF (NV)HUGE_VALL
3720#endif
3721#if !defined(NV_INF) && defined(HUGE_VAL)
3722# define NV_INF (NV)HUGE_VAL
3723#endif
3724
3725#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3726# if !defined(NV_NAN) && defined(LDBL_NAN)
3727# define NV_NAN LDBL_NAN
3728# endif
3729# if !defined(NV_NAN) && defined(LDBL_QNAN)
3730# define NV_NAN LDBL_QNAN
3731# endif
3732# if !defined(NV_NAN) && defined(LDBL_SNAN)
3733# define NV_NAN LDBL_SNAN
3734# endif
3735#endif
3736#if !defined(NV_NAN) && defined(DBL_NAN)
3737# define NV_NAN (NV)DBL_NAN
3738#endif
3739#if !defined(NV_NAN) && defined(DBL_QNAN)
3740# define NV_NAN (NV)DBL_QNAN
3741#endif
3742#if !defined(NV_NAN) && defined(DBL_SNAN)
3743# define NV_NAN (NV)DBL_SNAN
3744#endif
3745#if !defined(NV_NAN) && defined(QNAN)
3746# define NV_NAN (NV)QNAN
3747#endif
3748#if !defined(NV_NAN) && defined(SNAN)
3749# define NV_NAN (NV)SNAN
3750#endif
3751#if !defined(NV_NAN) && defined(NAN)
3752# define NV_NAN (NV)NAN
3753#endif
3754
a0d0e21e 3755#ifndef __cplusplus
8f1f23e8 3756# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 3757char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 3758# else
fd8cd3a3 3759# if !defined(WIN32) && !defined(VMS)
10bc17b6 3760#ifndef crypt
20ce7b12 3761char *crypt (const char*, const char*);
10bc17b6 3762#endif
5014db98 3763# endif /* !WIN32 */
8f1f23e8 3764# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 3765# ifndef DONT_DECLARE_STD
3766# ifndef getenv
20ce7b12 3767char *getenv (const char*);
26618a56 3768# endif /* !getenv */
28ca6303 3769# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 3770# ifdef _FILE_OFFSET_BITS
28ca6303 3771# if _FILE_OFFSET_BITS == 64
20ce7b12 3772Off_t lseek (int,Off_t,int);
0fc67700
JH		 3773# endif
3774# endif
bf0c440f 3775# endif
26618a56 3776# endif /* !DONT_DECLARE_STD */
10bc17b6 3777#ifndef getlogin
20ce7b12 3778char *getlogin (void);
10bc17b6 3779#endif
26618a56 3780#endif /* !__cplusplus */
79072805 3781
7a7fd8e0
JM		 3782/* Fixme on VMS. This needs to be a run-time, not build time options */
3783/* Also rename() is affected by this */
16d20bd9 3784#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 3785#define UNLINK unlnk
083639a9 3786I32 unlnk (pTHX_ const char*);
8d063cd8 3787#else
80252599 3788#define UNLINK PerlLIO_unlink
8d063cd8 3789#endif
a687059c 3790
fa0a29af
JH		 3791/* some versions of glibc are missing the setresuid() proto */
3792#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 3793int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3794#endif
fa0a29af
JH		 3795/* some versions of glibc are missing the setresgid() proto */
3796#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 3797int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3798#endif
3799
fe14fcc3 3800#ifndef HAS_SETREUID
85e6fe83
LW		 3801# ifdef HAS_SETRESUID
3802# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3803# define HAS_SETREUID
3804# endif
a687059c 3805#endif
fe14fcc3 3806#ifndef HAS_SETREGID
85e6fe83
LW		 3807# ifdef HAS_SETRESGID
3808# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3809# define HAS_SETREGID
3810# endif
a687059c 3811#endif
ee0007ab 3812
d543acb6 3813/* Sighandler_t defined in iperlsys.h */
ff68c719 3814
3815#ifdef HAS_SIGACTION
3816typedef struct sigaction Sigsave_t;
3817#else
3818typedef Sighandler_t Sigsave_t;
3819#endif
3820
ee0007ab
LW		 3821#define SCAN_DEF 0
3822#define SCAN_TR 1
3823#define SCAN_REPL 2
79072805
LW		 3824
3825#ifdef DEBUGGING
4633a7c4 3826# ifndef register
a0d0e21e
LW		 3827# define register
3828# endif
cea2e8a9 3829# define RUNOPS_DEFAULT Perl_runops_debug
79072805 3830#else
cea2e8a9 3831# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 3832#endif
3833
18f739ee 3834#ifdef MYMALLOC
772fe5b3 3835# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 3836# define MALLOC_INIT \
3837 STMT_START { \
3838 PL_malloc_mutex = NULL; \
3839 MUTEX_INIT(&PL_malloc_mutex); \
3840 } STMT_END
3841# define MALLOC_TERM \
3842 STMT_START { \
3843 perl_mutex tmp = PL_malloc_mutex; \
3844 PL_malloc_mutex = NULL; \
3845 MUTEX_DESTROY(&tmp); \
3846 } STMT_END
3847# else
3848# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3849# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3850# endif
18f739ee
IZ		 3851#else
3852# define MALLOC_INIT
3853# define MALLOC_TERM
3854#endif
3855
cd1541b2 3856#if defined(PERL_IMPLICIT_CONTEXT)
7cb608b5
NC		 3857
3858struct perl_memory_debug_header;
cd1541b2
NC		 3859struct perl_memory_debug_header {
3860 tTHX interpreter;
3861# ifdef PERL_POISON
3862 MEM_SIZE size;
cd1541b2 3863# endif
7cb608b5
NC		 3864 struct perl_memory_debug_header *prev;
3865 struct perl_memory_debug_header *next;
cd1541b2
NC		 3866};
3867
3868# define sTHX (sizeof(struct perl_memory_debug_header) + \
3869 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3870 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3871
3872#endif
3873
7cb608b5
NC		 3874#ifdef PERL_TRACK_MEMPOOL
3875# define INIT_TRACK_MEMPOOL(header, interp) \
3876 STMT_START { \
3877 (header).interpreter = (interp); \
3878 (header).prev = (header).next = &(header); \
3879 } STMT_END
3880# else
3881# define INIT_TRACK_MEMPOOL(header, interp)
3882#endif
3883
b6d9d515 3884
0cb96387 3885typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 3886typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 3887typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 3888typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 3889
940cb80d 3890/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 3891#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 3892
8f1f23e8
W		 3893/* NeXT has problems with crt0.o globals */
3894#if defined(__DYNAMIC__) && \
6239f2da 3895 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
8f1f23e8
W		 3896# if defined(NeXT) || defined(__NeXT)
3897# include <mach-o/dyld.h>
3898# define environ (*environ_pointer)
0c30d9ec 3899EXT char *** environ_pointer;
8f1f23e8 3900# else
6239f2da 3901# if defined(PERL_DARWIN) && defined(PERL_CORE)
8f1f23e8
W		 3902# include <crt_externs.h> /* for the env array */
3903# define environ (*_NSGetEnviron())
3904# endif
0c30d9ec 3905# endif
8f1f23e8
W		 3906#else
3907 /* VMS and some other platforms don't use the environ array */
13b6e58c 3908# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 3909# if !defined(DONT_DECLARE_STD) || \
3910 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3911 defined(__sgi) || \
d460ef45 3912 defined(__DGUX)
8f1f23e8 3913extern char ** environ; /* environment variables supplied via exec */
a6c40364 3914# endif
8f1f23e8
W		 3915# endif
3916#endif
79072805 3917
73c4f7a1
GS		 3918START_EXTERN_C
3919
79072805 3920/* handy constants */
22c35a8c 3921EXTCONST char PL_warn_uninit[]
29489e7c 3922 INIT("Use of uninitialized value%s%s%s");
22c35a8c 3923EXTCONST char PL_warn_nosemi[]
463ee0b2 3924 INIT("Semicolon seems to be missing");
22c35a8c 3925EXTCONST char PL_warn_reserved[]
463ee0b2 3926 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 3927EXTCONST char PL_warn_nl[]
93a17b20 3928 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 3929EXTCONST char PL_no_wrongref[]
a0d0e21e 3930 INIT("Can't use %s ref as %s ref");
22c35a8c 3931EXTCONST char PL_no_symref[]
748a9306 3932 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
7a5fd60d 3933EXTCONST char PL_no_symref_sv[]
014ead4b 3934 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
22c35a8c 3935EXTCONST char PL_no_usym[]
8990e307 3936 INIT("Can't use an undefined value as %s reference");
22c35a8c 3937EXTCONST char PL_no_aelem[]
93a17b20 3938 INIT("Modification of non-creatable array value attempted, subscript %d");
ce5030a2
NC		 3939EXTCONST char PL_no_helem_sv[]
3940 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
22c35a8c 3941EXTCONST char PL_no_modify[]
93a17b20 3942 INIT("Modification of a read-only value attempted");
22c35a8c 3943EXTCONST char PL_no_mem[]
93a17b20 3944 INIT("Out of memory!\n");
22c35a8c 3945EXTCONST char PL_no_security[]
463ee0b2 3946 INIT("Insecure dependency in %s%s");
22c35a8c 3947EXTCONST char PL_no_sock_func[]
93a17b20 3948 INIT("Unsupported socket function \"%s\" called");
22c35a8c 3949EXTCONST char PL_no_dir_func[]
93a17b20 3950 INIT("Unsupported directory function \"%s\" called");
22c35a8c 3951EXTCONST char PL_no_func[]
93a17b20 3952 INIT("The %s function is unimplemented");
22c35a8c 3953EXTCONST char PL_no_myglob[]
952306ac 3954 INIT("\"%s\" variable %s can't be in a package");
82d03984
RGS		 3955EXTCONST char PL_no_localize_ref[]
3956 INIT("Can't localize through a reference");
27d5b266
JH		 3957EXTCONST char PL_memory_wrap[]
3958 INIT("panic: memory wrap");
93a17b20 3959
7575fa06 3960EXTCONST char PL_uuemap[65]
80252599
GS		 3961 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3962
3963
79072805 3964#ifdef DOINIT
27da23d5
JH		 3965EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3966EXTCONST int PL_sig_num[] = { SIG_NUM };
79072805 3967#else
27da23d5
JH		 3968EXTCONST char* const PL_sig_name[];
3969EXTCONST int PL_sig_num[];
79072805
LW		 3970#endif
3971
3bd709b1 3972/* fast conversion and case folding tables */
bbce6d69 3973
79072805 3974#ifdef DOINIT
9d116dd7 3975#ifdef EBCDIC
27da23d5 3976EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 3977 0, 1, 2, 3, 4, 5, 6, 7,
3978 8, 9, 10, 11, 12, 13, 14, 15,
3979 16, 17, 18, 19, 20, 21, 22, 23,
3980 24, 25, 26, 27, 28, 29, 30, 31,
3981 32, 33, 34, 35, 36, 37, 38, 39,
3982 40, 41, 42, 43, 44, 45, 46, 47,
3983 48, 49, 50, 51, 52, 53, 54, 55,
3984 56, 57, 58, 59, 60, 61, 62, 63,
3985 64, 65, 66, 67, 68, 69, 70, 71,
3986 72, 73, 74, 75, 76, 77, 78, 79,
3987 80, 81, 82, 83, 84, 85, 86, 87,
3988 88, 89, 90, 91, 92, 93, 94, 95,
3989 96, 97, 98, 99, 100, 101, 102, 103,
3990 104, 105, 106, 107, 108, 109, 110, 111,
3991 112, 113, 114, 115, 116, 117, 118, 119,
3992 120, 121, 122, 123, 124, 125, 126, 127,
3993 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3994 'H', 'I', 138, 139, 140, 141, 142, 143,
3995 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3996 'Q', 'R', 154, 155, 156, 157, 158, 159,
3997 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3998 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3999 176, 177, 178, 179, 180, 181, 182, 183,
4000 184, 185, 186, 187, 188, 189, 190, 191,
4001 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4002 'h', 'i', 202, 203, 204, 205, 206, 207,
4003 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
4004 'q', 'r', 218, 219, 220, 221, 222, 223,
4005 224, 225, 's', 't', 'u', 'v', 'w', 'x',
4006 'y', 'z', 234, 235, 236, 237, 238, 239,
4007 240, 241, 242, 243, 244, 245, 246, 247,
4008 248, 249, 250, 251, 252, 253, 254, 255
4009};
4010#else /* ascii rather than ebcdic */
22c35a8c 4011EXTCONST unsigned char PL_fold[] = {
79072805
LW		 4012 0, 1, 2, 3, 4, 5, 6, 7,
4013 8, 9, 10, 11, 12, 13, 14, 15,
4014 16, 17, 18, 19, 20, 21, 22, 23,
4015 24, 25, 26, 27, 28, 29, 30, 31,
4016 32, 33, 34, 35, 36, 37, 38, 39,
4017 40, 41, 42, 43, 44, 45, 46, 47,
4018 48, 49, 50, 51, 52, 53, 54, 55,
4019 56, 57, 58, 59, 60, 61, 62, 63,
4020 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4021 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4022 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4023 'x', 'y', 'z', 91, 92, 93, 94, 95,
4024 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4025 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4026 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4027 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4028 128, 129, 130, 131, 132, 133, 134, 135,
4029 136, 137, 138, 139, 140, 141, 142, 143,
4030 144, 145, 146, 147, 148, 149, 150, 151,
4031 152, 153, 154, 155, 156, 157, 158, 159,
4032 160, 161, 162, 163, 164, 165, 166, 167,
4033 168, 169, 170, 171, 172, 173, 174, 175,
4034 176, 177, 178, 179, 180, 181, 182, 183,
4035 184, 185, 186, 187, 188, 189, 190, 191,
4036 192, 193, 194, 195, 196, 197, 198, 199,
4037 200, 201, 202, 203, 204, 205, 206, 207,
4038 208, 209, 210, 211, 212, 213, 214, 215,
4039 216, 217, 218, 219, 220, 221, 222, 223,
4040 224, 225, 226, 227, 228, 229, 230, 231,
4041 232, 233, 234, 235, 236, 237, 238, 239,
4042 240, 241, 242, 243, 244, 245, 246, 247,
4043 248, 249, 250, 251, 252, 253, 254, 255
4044};
9d116dd7 4045#endif /* !EBCDIC */
79072805 4046#else
22c35a8c 4047EXTCONST unsigned char PL_fold[];
79072805
LW		 4048#endif
4049
27da23d5 4050#ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
79072805 4051#ifdef DOINIT
27da23d5 4052EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
79072805
LW		 4053 0, 1, 2, 3, 4, 5, 6, 7,
4054 8, 9, 10, 11, 12, 13, 14, 15,
4055 16, 17, 18, 19, 20, 21, 22, 23,
4056 24, 25, 26, 27, 28, 29, 30, 31,
4057 32, 33, 34, 35, 36, 37, 38, 39,
4058 40, 41, 42, 43, 44, 45, 46, 47,
4059 48, 49, 50, 51, 52, 53, 54, 55,
4060 56, 57, 58, 59, 60, 61, 62, 63,
4061 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4062 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4063 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4064 'x', 'y', 'z', 91, 92, 93, 94, 95,
4065 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4066 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4067 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4068 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4069 128, 129, 130, 131, 132, 133, 134, 135,
4070 136, 137, 138, 139, 140, 141, 142, 143,
4071 144, 145, 146, 147, 148, 149, 150, 151,
4072 152, 153, 154, 155, 156, 157, 158, 159,
4073 160, 161, 162, 163, 164, 165, 166, 167,
4074 168, 169, 170, 171, 172, 173, 174, 175,
4075 176, 177, 178, 179, 180, 181, 182, 183,
4076 184, 185, 186, 187, 188, 189, 190, 191,
4077 192, 193, 194, 195, 196, 197, 198, 199,
4078 200, 201, 202, 203, 204, 205, 206, 207,
4079 208, 209, 210, 211, 212, 213, 214, 215,
4080 216, 217, 218, 219, 220, 221, 222, 223,
4081 224, 225, 226, 227, 228, 229, 230, 231,
4082 232, 233, 234, 235, 236, 237, 238, 239,
4083 240, 241, 242, 243, 244, 245, 246, 247,
4084 248, 249, 250, 251, 252, 253, 254, 255
4085};
4086#else
27da23d5 4087EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
79072805 4088#endif
27da23d5 4089#endif /* !PERL_GLOBAL_STRUCT */
79072805
LW		 4090
4091#ifdef DOINIT
9d116dd7 4092#ifdef EBCDIC
27da23d5 4093EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 4094 1, 2, 84, 151, 154, 155, 156, 157,
4095 165, 246, 250, 3, 158, 7, 18, 29,
4096 40, 51, 62, 73, 85, 96, 107, 118,
4097 129, 140, 147, 148, 149, 150, 152, 153,
4098 255, 6, 8, 9, 10, 11, 12, 13,
4099 14, 15, 24, 25, 26, 27, 28, 226,
4100 29, 30, 31, 32, 33, 43, 44, 45,
4101 46, 47, 48, 49, 50, 76, 77, 78,
4102 79, 80, 81, 82, 83, 84, 85, 86,
4103 87, 94, 95, 234, 181, 233, 187, 190,
4104 180, 96, 97, 98, 99, 100, 101, 102,
4105 104, 112, 182, 174, 236, 232, 229, 103,
4106 228, 226, 114, 115, 116, 117, 118, 119,
4107 120, 121, 122, 235, 176, 230, 194, 162,
4108 130, 131, 132, 133, 134, 135, 136, 137,
4109 138, 139, 201, 205, 163, 217, 220, 224,
4110 5, 248, 227, 244, 242, 255, 241, 231,
4111 240, 253, 16, 197, 19, 20, 21, 187,
4112 23, 169, 210, 245, 237, 249, 247, 239,
4113 168, 252, 34, 196, 36, 37, 38, 39,
4114 41, 42, 251, 254, 238, 223, 221, 213,
4115 225, 177, 52, 53, 54, 55, 56, 57,
4116 58, 59, 60, 61, 63, 64, 65, 66,
4117 67, 68, 69, 70, 71, 72, 74, 75,
4118 205, 208, 186, 202, 200, 218, 198, 179,
4119 178, 214, 88, 89, 90, 91, 92, 93,
4120 217, 166, 170, 207, 199, 209, 206, 204,
4121 160, 212, 105, 106, 108, 109, 110, 111,
4122 203, 113, 216, 215, 192, 175, 193, 243,
4123 172, 161, 123, 124, 125, 126, 127, 128,
4124 222, 219, 211, 195, 188, 193, 185, 184,
4125 191, 183, 141, 142, 143, 144, 145, 146
4126};
4127#else /* ascii rather than ebcdic */
22c35a8c 4128EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 4129 1, 2, 84, 151, 154, 155, 156, 157,
4130 165, 246, 250, 3, 158, 7, 18, 29,
4131 40, 51, 62, 73, 85, 96, 107, 118,
4132 129, 140, 147, 148, 149, 150, 152, 153,
4133 255, 182, 224, 205, 174, 176, 180, 217,
4134 233, 232, 236, 187, 235, 228, 234, 226,
4135 222, 219, 211, 195, 188, 193, 185, 184,
4136 191, 183, 201, 229, 181, 220, 194, 162,
4137 163, 208, 186, 202, 200, 218, 198, 179,
4138 178, 214, 166, 170, 207, 199, 209, 206,
4139 204, 160, 212, 216, 215, 192, 175, 173,
4140 243, 172, 161, 190, 203, 189, 164, 230,
4141 167, 248, 227, 244, 242, 255, 241, 231,
4142 240, 253, 169, 210, 245, 237, 249, 247,
4143 239, 168, 252, 251, 254, 238, 223, 221,
4144 213, 225, 177, 197, 171, 196, 159, 4,
4145 5, 6, 8, 9, 10, 11, 12, 13,
4146 14, 15, 16, 17, 19, 20, 21, 22,
4147 23, 24, 25, 26, 27, 28, 30, 31,
4148 32, 33, 34, 35, 36, 37, 38, 39,
4149 41, 42, 43, 44, 45, 46, 47, 48,
4150 49, 50, 52, 53, 54, 55, 56, 57,
4151 58, 59, 60, 61, 63, 64, 65, 66,
4152 67, 68, 69, 70, 71, 72, 74, 75,
4153 76, 77, 78, 79, 80, 81, 82, 83,
4154 86, 87, 88, 89, 90, 91, 92, 93,
4155 94, 95, 97, 98, 99, 100, 101, 102,
4156 103, 104, 105, 106, 108, 109, 110, 111,
4157 112, 113, 114, 115, 116, 117, 119, 120,
4158 121, 122, 123, 124, 125, 126, 127, 128,
4159 130, 131, 132, 133, 134, 135, 136, 137,
4160 138, 139, 141, 142, 143, 144, 145, 146
4161};
9d116dd7 4162#endif
79072805 4163#else
22c35a8c 4164EXTCONST unsigned char PL_freq[];
79072805
LW		 4165#endif
4166
8990e307
LW		 4167#ifdef DEBUGGING
4168#ifdef DOINIT
27da23d5 4169EXTCONST char* const PL_block_type[] = {
8990e307
LW		 4170 "NULL",
4171 "SUB",
4172 "EVAL",
4173 "LOOP",
4174 "SUBST",
4175 "BLOCK",
0d863452
RH		 4176 "FORMAT",
4177 "GIVEN",
4178 "WHEN"
8990e307
LW		 4179};
4180#else
22c35a8c 4181EXTCONST char* PL_block_type[];
8990e307
LW		 4182#endif
4183#endif
4184
73c4f7a1
GS		 4185END_EXTERN_C
4186
79072805
LW		 4187/*****************************************************************************/
4188/* This lexer/parser stuff is currently global since yacc is hard to reenter */
4189/*****************************************************************************/
8990e307 4190/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 4191
d4c3c482 4192#ifdef __Lynx__
9cffb111
OS		 4193/* LynxOS defines these in scsi.h which is included via ioctl.h */
4194#ifdef FORMAT
4195#undef FORMAT
4196#endif
4197#ifdef SPACE
4198#undef SPACE
4199#endif
d4c3c482 4200#endif
9cffb111 4201
fb73857a 4202#define LEX_NOTPARSING 11 /* borrowed from toke.c */
4203
79072805
LW		 4204typedef enum {
4205 XOPERATOR,
4206 XTERM,
79072805 4207 XREF,
8990e307 4208 XSTATE,
a0d0e21e 4209 XBLOCK,
09bef843
SB		 4210 XATTRBLOCK,
4211 XATTRTERM,
6f33ba73
RGS		 4212 XTERMBLOCK,
4213 XTERMORDORDOR /* evil hack */
27308ded 4214 /* update exp_name[] in toke.c if adding to this enum */
79072805
LW		 4215} expectation;
4216
dc9e4912
GS		 4217enum { /* pass one of these to get_vtbl */
4218 want_vtbl_sv,
4219 want_vtbl_env,
4220 want_vtbl_envelem,
4221 want_vtbl_sig,
4222 want_vtbl_sigelem,
4223 want_vtbl_pack,
4224 want_vtbl_packelem,
4225 want_vtbl_dbline,
4226 want_vtbl_isa,
4227 want_vtbl_isaelem,
4228 want_vtbl_arylen,
4229 want_vtbl_glob,
4230 want_vtbl_mglob,
4231 want_vtbl_nkeys,
4232 want_vtbl_taint,
4233 want_vtbl_substr,
4234 want_vtbl_vec,
4235 want_vtbl_pos,
4236 want_vtbl_bm,
4237 want_vtbl_fm,
4238 want_vtbl_uvar,
4239 want_vtbl_defelem,
4240 want_vtbl_regexp,
4241 want_vtbl_collxfrm,
4242 want_vtbl_amagic,
4243 want_vtbl_amagicelem,
dc9e4912 4244 want_vtbl_regdata,
810b8aa5 4245 want_vtbl_regdatum,
7e8c5dac 4246 want_vtbl_backref,
8d2f4536 4247 want_vtbl_utf8,
83bf042f 4248 want_vtbl_symtab,
b3ca2e83
NC		 4249 want_vtbl_arylen_p,
4250 want_vtbl_hintselem
dc9e4912
GS		 4251};
4252
d5ec2987
NC		 4253
4254/* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4255 special and there is no need for HINT_PRIVATE_MASK for COPs
4256 However, bitops store HINT_INTEGER in their op_private. */
9cfe5470
RGS		 4257#define HINT_INTEGER 0x00000001 /* integer pragma */
4258#define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4259#define HINT_LOCALE 0x00000004 /* locale pragma */
4260#define HINT_BYTES 0x00000008 /* bytes pragma */
7b0bddfa 4261#define HINT_ARYBASE 0x00000010 /* $[ is non-zero */
a0ed51b3 4262 /* Note: 20,40,80 used for NATIVE_HINTS */
9cfe5470 4263 /* currently defined by vms/vmsish.h */
85e6fe83
LW		 4264
4265#define HINT_BLOCK_SCOPE 0x00000100
9cfe5470
RGS		 4266#define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4267#define HINT_STRICT_VARS 0x00000400 /* strict pragma */
85e6fe83 4268
9cfe5470 4269/* The HINT_NEW_* constants are used by the overload pragma */
b3ac6de7
IZ		 4270#define HINT_NEW_INTEGER 0x00001000
4271#define HINT_NEW_FLOAT 0x00002000
4272#define HINT_NEW_BINARY 0x00004000
4273#define HINT_NEW_STRING 0x00008000
4274#define HINT_NEW_RE 0x00010000
4275#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
11bcd5da 4276#define HINT_LEXICAL_IO 0x00040000 /* ${^OPEN} is set */
b3ac6de7 4277
9cfe5470
RGS		 4278#define HINT_RE_TAINT 0x00100000 /* re pragma */
4279#define HINT_RE_EVAL 0x00200000 /* re pragma */
b3eb6a9b 4280
9cfe5470
RGS		 4281#define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4282#define HINT_UTF8 0x00800000 /* utf8 pragma */
5ff3f7a4 4283
8fa7688f 4284/* assertions pragma */
06492da6 4285#define HINT_ASSERTING 0x01000000
8fa7688f 4286#define HINT_ASSERTIONSSEEN 0x02000000
06492da6 4287
0239f47c 4288/* The following are stored in $^H{sort}, not in PL_hints */
84d4ea48
JH		 4289#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4290#define HINT_SORT_QUICKSORT 0x00000001
4291#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 4292#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 4293
8bfdd7d9 4294/* Various states of the input record separator SV (rs) */
d4cce5f1 4295#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 4296#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4297#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 4298#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 4299
128e8167 4300/* A struct for keeping various DEBUGGING related stuff,
ce333219 4301 * neatly packed. Currently only scratch variables for
128e8167
JH		 4302 * constructing debug output are included. Needed always,
4303 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 4304struct perl_debug_pad {
4305 SV pad[3];
4306};
4307
4308#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
a5c57919
RGS		 4309#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4310 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4311 PERL_DEBUG_PAD(i))
ce333219 4312
56953603 4313/* Enable variables which are pointers to functions */
a2efc822 4314typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 4315typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4316typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4317 char* strend, char* strbeg, I32 minend,
4318 SV* screamer, void* data, U32 flags);
f722798b
IZ		 4319typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4320 char *strpos, char *strend,
4321 U32 flags,
4322 struct re_scream_pos_data_s *d);
4323typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4324typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
56953603 4325
c76ac1ee 4326typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS		 4327typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4328typedef void (*SVFUNC_t) (pTHX_ SV*);
4329typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4330typedef void (*XSINIT_t) (pTHX);
4331typedef void (*ATEXIT_t) (pTHX_ void*);
4332typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 4333
22239a37
NIS		 4334/* Set up PERLVAR macros for populating structs */
4335#define PERLVAR(var,type) type var;
51371543 4336#define PERLVARA(var,n,type) type var[n];
22239a37 4337#define PERLVARI(var,type,init) type var;
3fe35a81 4338#define PERLVARIC(var,type,init) type var;
27da23d5
JH		 4339#define PERLVARISC(var,init) const char var[sizeof(init)];
4340
4341typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4342typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
22239a37 4343
58a50f62
GS		 4344/* Interpreter exitlist entry */
4345typedef struct exitlistentry {
acfe0abc 4346 void (*fn) (pTHX_ void*);
58a50f62
GS		 4347 void *ptr;
4348} PerlExitListEntry;
4349
aadb217d
JH		 4350/* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4351/* These have to be before perlvars.h */
4352#if !defined(HAS_SIGACTION) && defined(VMS)
4353# define FAKE_PERSISTENT_SIGNAL_HANDLERS
4354#endif
4355/* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4356#if defined(KILL_BY_SIGPRC)
4357# define FAKE_DEFAULT_SIGNAL_HANDLERS
4358#endif
4359
22239a37
NIS		 4360#ifdef PERL_GLOBAL_STRUCT
4361struct perl_vars {
7766f137 4362# include "perlvars.h"
22239a37
NIS		 4363};
4364
7766f137 4365# ifdef PERL_CORE
27da23d5 4366# ifndef PERL_GLOBAL_STRUCT_PRIVATE
533c011a
NIS		 4367EXT struct perl_vars PL_Vars;
4368EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
27da23d5
JH		 4369# undef PERL_GET_VARS
4370# define PERL_GET_VARS() PL_VarsPtr
4371# endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
7766f137
GS		 4372# else /* PERL_CORE */
4373# if !defined(__GNUC__) || !defined(WIN32)
22239a37 4374EXT
7766f137 4375# endif /* WIN32 */
533c011a 4376struct perl_vars *PL_VarsPtr;
7766f137
GS		 4377# define PL_Vars (*((PL_VarsPtr) \
4378 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4379# endif /* PERL_CORE */
22239a37
NIS		 4380#endif /* PERL_GLOBAL_STRUCT */
4381
acfe0abc 4382#if defined(MULTIPLICITY)
d460ef45 4383/* If we have multiple interpreters define a struct
d4cce5f1 4384 holding variables which must be per-interpreter
d460ef45 4385 If we don't have threads anything that would have
d4cce5f1
NIS		 4386 be per-thread is per-interpreter.
4387*/
4388
79072805 4389struct interpreter {
3db8f154 4390# include "thrdvar.h"
7766f137
GS		 4391# include "intrpvar.h"
4392/*
4393 * The following is a buffer where new variables must
acfe0abc 4394 * be defined to maintain binary compatibility with previous versions
7766f137
GS		 4395 */
4396PERLVARA(object_compatibility,30, char)
49f531da 4397};
d4cce5f1 4398
79072805 4399#else
49f531da
NIS		 4400struct interpreter {
4401 char broiled;
4402};
acfe0abc 4403#endif /* MULTIPLICITY */
79072805 4404
22fae026 4405typedef void *Thread;
22239a37
NIS		 4406
4407/* Done with PERLVAR macros for now ... */
d4cce5f1 4408#undef PERLVAR
51371543 4409#undef PERLVARA
d4cce5f1 4410#undef PERLVARI
3fe35a81 4411#undef PERLVARIC
27da23d5 4412#undef PERLVARISC
79072805 4413
f7fe979e 4414struct tempsym; /* defined in pp_pack.c */
49704364 4415
22239a37 4416#include "thread.h"
79072805 4417#include "pp.h"
864dbfa3
GS		 4418
4419#ifndef PERL_CALLCONV
a0c21aa1
JH		 4420# ifdef __cplusplus
4421# define PERL_CALLCONV extern "C"
4422# else
4423# define PERL_CALLCONV
4424# endif
d460ef45 4425#endif
0cb96387
GS		 4426#undef PERL_CKDEF
4427#undef PERL_PPDEF
0159f81b
JH		 4428#define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4429#define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
0cb96387 4430
7766f137 4431#include "proto.h"
864dbfa3 4432
0cb96387 4433/* this has structure inits, so it cannot be included before here */
acfe0abc 4434#include "opcode.h"
864dbfa3 4435
d4cce5f1
NIS		 4436/* The following must follow proto.h as #defines mess up syntax */
4437
22c35a8c
GS		 4438#if !defined(PERL_FOR_X2P)
4439# include "embedvar.h"
4440#endif
598921a7
NC		 4441#ifndef PERL_MAD
4442# undef PL_madskills
4443# undef PL_xmlfp
4444# define PL_madskills 0
4445# define PL_xmlfp 0
4446#endif
d4cce5f1 4447
d460ef45 4448/* Now include all the 'global' variables
d4cce5f1 4449 * If we don't have threads or multiple interpreters
d460ef45 4450 * these include variables that would have been their struct-s
d4cce5f1 4451 */
d460ef45 4452
533c011a 4453#define PERLVAR(var,type) EXT type PL_##var;
51371543 4454#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 4455#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4456#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
27da23d5 4457#define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
d4cce5f1 4458
acfe0abc 4459#if !defined(MULTIPLICITY)
7766f137 4460START_EXTERN_C
066ef5b5 4461# include "intrpvar.h"
3db8f154 4462# include "thrdvar.h"
7766f137 4463END_EXTERN_C
22239a37
NIS		 4464#endif
4465
acfe0abc 4466#if defined(WIN32)
66a93824 4467/* Now all the config stuff is setup we can include embed.h */
22c35a8c 4468# include "embed.h"
eb8433b7
NC		 4469# ifndef PERL_MAD
4470# undef op_getmad
b3f24c00 4471# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 4472# endif
acfe0abc 4473#endif
22239a37 4474
c5be433b
GS		 4475#ifndef PERL_GLOBAL_STRUCT
4476START_EXTERN_C
4477
4478# include "perlvars.h"
4479
4480END_EXTERN_C
4481#endif
4482
d4cce5f1 4483#undef PERLVAR
51371543 4484#undef PERLVARA
d4cce5f1 4485#undef PERLVARI
0f3f18a6 4486#undef PERLVARIC
79072805 4487
73c4f7a1
GS		 4488START_EXTERN_C
4489
bc028b6b
JH		 4490/* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
4491 * magic vtables const, but this is incompatible with SWIG which
4492 * does want to modify the vtables. */
4493#ifdef PERL_GLOBAL_STRUCT_PRIVATE
4494# define EXT_MGVTBL EXTCONST MGVTBL
4495#else
4496# define EXT_MGVTBL EXT MGVTBL
4497#endif
4498
79072805 4499#ifdef DOINIT
bc028b6b 4500# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var = {a,b,c,d,e,f,g,h}
2664ba31 4501/* Like MGVTBL_SET but with the get magic having a const MG* */
bc028b6b 4502# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var \
2664ba31 4503 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4944113a 4504#else
bc028b6b
JH		 4505# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4506# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4944113a
AL		 4507#endif
4508
4509MGVTBL_SET(
4510 PL_vtbl_sv,
4511 MEMBER_TO_FPTR(Perl_magic_get),
4512 MEMBER_TO_FPTR(Perl_magic_set),
4513 MEMBER_TO_FPTR(Perl_magic_len),
4514 NULL,
4515 NULL,
4516 NULL,
2664ba31 4517 NULL,
4944113a
AL		 4518 NULL
4519);
4520
4521MGVTBL_SET(
4522 PL_vtbl_env,
4523 NULL,
4524 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4525 NULL,
4526 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4527 NULL,
4528 NULL,
2664ba31 4529 NULL,
4944113a
AL		 4530 NULL
4531);
4532
4533MGVTBL_SET(
4534 PL_vtbl_envelem,
4535 NULL,
4536 MEMBER_TO_FPTR(Perl_magic_setenv),
4537 NULL,
4538 MEMBER_TO_FPTR(Perl_magic_clearenv),
4539 NULL,
4540 NULL,
2664ba31 4541 NULL,
4944113a
AL		 4542 NULL
4543);
4544
b3ca2e83 4545/* For now, hints magic will also use vtbl_sig, because it is all NULL */
4944113a
AL		 4546MGVTBL_SET(
4547 PL_vtbl_sig,
4548 NULL,
4549 NULL,
4550 NULL,
4551 NULL,
4552 NULL,
4553 NULL,
2664ba31 4554 NULL,
4944113a
AL		 4555 NULL
4556);
4557
9ba75e3c 4558#ifdef PERL_MICRO
4944113a
AL		 4559MGVTBL_SET(
4560 PL_vtbl_sigelem,
2664ba31
AL		 4561 NULL,
4562 NULL,
4563 NULL,
4564 NULL,
4565 NULL,
4566 NULL,
4567 NULL,
4568 NULL
9ba75e3c
DD		 4569);
4570
64ca3a65 4571#else
9ba75e3c
DD		 4572MGVTBL_SET(
4573 PL_vtbl_sigelem,
4944113a
AL		 4574 MEMBER_TO_FPTR(Perl_magic_getsig),
4575 MEMBER_TO_FPTR(Perl_magic_setsig),
4576 NULL,
4577 MEMBER_TO_FPTR(Perl_magic_clearsig),
4578 NULL,
4579 NULL,
2664ba31 4580 NULL,
4944113a 4581 NULL
4944113a 4582);
9ba75e3c 4583#endif
4944113a
AL		 4584
4585MGVTBL_SET(
4586 PL_vtbl_pack,
4587 NULL,
4588 NULL,
4589 MEMBER_TO_FPTR(Perl_magic_sizepack),
4590 MEMBER_TO_FPTR(Perl_magic_wipepack),
4591 NULL,
4592 NULL,
2664ba31 4593 NULL,
4944113a
AL		 4594 NULL
4595);
4596
4597MGVTBL_SET(
4598 PL_vtbl_packelem,
4599 MEMBER_TO_FPTR(Perl_magic_getpack),
4600 MEMBER_TO_FPTR(Perl_magic_setpack),
4601 NULL,
4602 MEMBER_TO_FPTR(Perl_magic_clearpack),
4603 NULL,
4604 NULL,
2664ba31 4605 NULL,
4944113a
AL		 4606 NULL
4607);
4608
4609MGVTBL_SET(
4610 PL_vtbl_dbline,
4611 NULL,
4612 MEMBER_TO_FPTR(Perl_magic_setdbline),
4613 NULL,
4614 NULL,
4615 NULL,
4616 NULL,
2664ba31 4617 NULL,
4944113a
AL		 4618 NULL
4619);
4620
4621MGVTBL_SET(
4622 PL_vtbl_isa,
4623 NULL,
4624 MEMBER_TO_FPTR(Perl_magic_setisa),
4625 NULL,
4626 MEMBER_TO_FPTR(Perl_magic_setisa),
4627 NULL,
4628 NULL,
2664ba31 4629 NULL,
4944113a
AL		 4630 NULL
4631);
4632
4633MGVTBL_SET(
4634 PL_vtbl_isaelem,
4635 NULL,
4636 MEMBER_TO_FPTR(Perl_magic_setisa),
4637 NULL,
4638 NULL,
4639 NULL,
4640 NULL,
2664ba31 4641 NULL,
4944113a
AL		 4642 NULL
4643);
4644
2e2109e1 4645MGVTBL_SET_CONST_MAGIC_GET(
4944113a
AL		 4646 PL_vtbl_arylen,
4647 MEMBER_TO_FPTR(Perl_magic_getarylen),
4648 MEMBER_TO_FPTR(Perl_magic_setarylen),
4649 NULL,
4650 NULL,
4651 NULL,
4652 NULL,
2664ba31 4653 NULL,
4944113a
AL		 4654 NULL
4655);
4656
4657MGVTBL_SET(
83bf042f
NC		 4658 PL_vtbl_arylen_p,
4659 NULL,
4660 NULL,
4661 NULL,
4662 NULL,
4663 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4664 NULL,
2664ba31 4665 NULL,
83bf042f
NC		 4666 NULL
4667);
4668
4669MGVTBL_SET(
4944113a
AL		 4670 PL_vtbl_mglob,
4671 NULL,
4672 MEMBER_TO_FPTR(Perl_magic_setmglob),
4673 NULL,
4674 NULL,
4675 NULL,
4676 NULL,
2664ba31 4677 NULL,
4944113a
AL		 4678 NULL
4679);
4680
4681MGVTBL_SET(
4682 PL_vtbl_nkeys,
4683 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4684 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4685 NULL,
4686 NULL,
4687 NULL,
4688 NULL,
2664ba31 4689 NULL,
4944113a
AL		 4690 NULL
4691);
4692
4693MGVTBL_SET(
4694 PL_vtbl_taint,
4695 MEMBER_TO_FPTR(Perl_magic_gettaint),
4696 MEMBER_TO_FPTR(Perl_magic_settaint),
4697 NULL,
4698 NULL,
4699 NULL,
4700 NULL,
2664ba31 4701 NULL,
4944113a
AL		 4702 NULL
4703);
4704
4705MGVTBL_SET(
4706 PL_vtbl_substr,
4707 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4708 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4709 NULL,
4710 NULL,
4711 NULL,
4712 NULL,
2664ba31 4713 NULL,
4944113a
AL		 4714 NULL
4715);
4716
4717MGVTBL_SET(
4718 PL_vtbl_vec,
4719 MEMBER_TO_FPTR(Perl_magic_getvec),
4720 MEMBER_TO_FPTR(Perl_magic_setvec),
4721 NULL,
4722 NULL,
4723 NULL,
4724 NULL,
2664ba31 4725 NULL,
4944113a
AL		 4726 NULL
4727);
4728
4729MGVTBL_SET(
4730 PL_vtbl_pos,
4731 MEMBER_TO_FPTR(Perl_magic_getpos),
4732 MEMBER_TO_FPTR(Perl_magic_setpos),
4733 NULL,
4734 NULL,
4735 NULL,
4736 NULL,
2664ba31 4737 NULL,
4944113a
AL		 4738 NULL
4739);
4740
4741MGVTBL_SET(
4742 PL_vtbl_bm,
4743 NULL,
4744 MEMBER_TO_FPTR(Perl_magic_setbm),
4745 NULL,
4746 NULL,
4747 NULL,
4748 NULL,
2664ba31 4749 NULL,
4944113a
AL		 4750 NULL
4751);
4752
4753MGVTBL_SET(
4754 PL_vtbl_fm,
4755 NULL,
4756 MEMBER_TO_FPTR(Perl_magic_setfm),
4757 NULL,
4758 NULL,
4759 NULL,
4760 NULL,
2664ba31 4761 NULL,
4944113a
AL		 4762 NULL
4763);
4764
4765MGVTBL_SET(
4766 PL_vtbl_uvar,
4767 MEMBER_TO_FPTR(Perl_magic_getuvar),
4768 MEMBER_TO_FPTR(Perl_magic_setuvar),
4769 NULL,
4770 NULL,
4771 NULL,
4772 NULL,
2664ba31 4773 NULL,
4944113a
AL		 4774 NULL
4775);
4776
4777MGVTBL_SET(
4778 PL_vtbl_defelem,
4779 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4780 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4781 NULL,
4782 NULL,
4783 NULL,
4784 NULL,
2664ba31 4785 NULL,
4944113a
AL		 4786 NULL
4787);
4788
4789MGVTBL_SET(
4790 PL_vtbl_regexp,
4791 NULL,
4792 MEMBER_TO_FPTR(Perl_magic_setregexp),
4793 NULL,
4794 NULL,
4795 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4796 NULL,
2664ba31 4797 NULL,
4944113a
AL		 4798 NULL
4799);
4800
4801MGVTBL_SET(
4802 PL_vtbl_regdata,
4803 NULL,
4804 NULL,
4805 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4806 NULL,
4807 NULL,
4808 NULL,
2664ba31 4809 NULL,
4944113a
AL		 4810 NULL
4811);
4812
4813MGVTBL_SET(
4814 PL_vtbl_regdatum,
4815 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4816 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4817 NULL,
4818 NULL,
4819 NULL,
4820 NULL,
2664ba31 4821 NULL,
4944113a
AL		 4822 NULL
4823);
4824
4825MGVTBL_SET(
4826 PL_vtbl_amagic,
4827 NULL,
4828 MEMBER_TO_FPTR(Perl_magic_setamagic),
4829 NULL,
4830 NULL,
4831 MEMBER_TO_FPTR(Perl_magic_setamagic),
4832 NULL,
2664ba31 4833 NULL,
4944113a
AL		 4834 NULL
4835);
4836
4837MGVTBL_SET(
4838 PL_vtbl_amagicelem,
4839 NULL,
4840 MEMBER_TO_FPTR(Perl_magic_setamagic),
4841 NULL,
4842 NULL,
4843 MEMBER_TO_FPTR(Perl_magic_setamagic),
4844 NULL,
2664ba31 4845 NULL,
4944113a
AL		 4846 NULL
4847);
4848
4849MGVTBL_SET(
4850 PL_vtbl_backref,
4851 NULL,
4852 NULL,
4853 NULL,
4854 NULL,
4855 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4856 NULL,
2664ba31 4857 NULL,
4944113a
AL		 4858 NULL
4859);
4860
4861MGVTBL_SET(
4862 PL_vtbl_ovrld,
4863 NULL,
4864 NULL,
4865 NULL,
4866 NULL,
4867 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4868 NULL,
2664ba31 4869 NULL,
4944113a
AL		 4870 NULL
4871);
4872
4873MGVTBL_SET(
4874 PL_vtbl_utf8,
4875 NULL,
4876 MEMBER_TO_FPTR(Perl_magic_setutf8),
4877 NULL,
4878 NULL,
4879 NULL,
4880 NULL,
2664ba31 4881 NULL,
4944113a
AL		 4882 NULL
4883);
36477c24 4884#ifdef USE_LOCALE_COLLATE
4944113a
AL		 4885MGVTBL_SET(
4886 PL_vtbl_collxfrm,
4887 NULL,
4888 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4889 NULL,
4890 NULL,
4891 NULL,
4892 NULL,
2664ba31 4893 NULL,
4944113a
AL		 4894 NULL
4895);
bbce6d69 4896#endif
a0d0e21e 4897
b3ca2e83
NC		 4898MGVTBL_SET(
4899 PL_vtbl_hintselem,
4900 NULL,
4901 MEMBER_TO_FPTR(Perl_magic_sethint),
4902 NULL,
4903 MEMBER_TO_FPTR(Perl_magic_clearhint),
4904 NULL,
4905 NULL,
4906 NULL,
4907 NULL
4908);
4909
85e6fe83 4910
f5284f61
IZ		 4911enum {
4912 fallback_amg, abs_amg,
4913 bool__amg, nomethod_amg,
4914 string_amg, numer_amg,
4915 add_amg, add_ass_amg,
4916 subtr_amg, subtr_ass_amg,
4917 mult_amg, mult_ass_amg,
4918 div_amg, div_ass_amg,
4919 modulo_amg, modulo_ass_amg,
4920 pow_amg, pow_ass_amg,
4921 lshift_amg, lshift_ass_amg,
4922 rshift_amg, rshift_ass_amg,
4923 band_amg, band_ass_amg,
4924 bor_amg, bor_ass_amg,
4925 bxor_amg, bxor_ass_amg,
4926 lt_amg, le_amg,
4927 gt_amg, ge_amg,
4928 eq_amg, ne_amg,
4929 ncmp_amg, scmp_amg,
4930 slt_amg, sle_amg,
4931 sgt_amg, sge_amg,
4932 seq_amg, sne_amg,
4933 not_amg, compl_amg,
4934 inc_amg, dec_amg,
4935 atan2_amg, cos_amg,
4936 sin_amg, exp_amg,
4937 log_amg, sqrt_amg,
4938 repeat_amg, repeat_ass_amg,
4939 concat_amg, concat_ass_amg,
4940 copy_amg, neg_amg,
4941 to_sv_amg, to_av_amg,
4942 to_hv_amg, to_gv_amg,
d460ef45 4943 to_cv_amg, iter_amg,
0d863452
RH		 4944 int_amg, smart_amg,
4945
4946 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4947 DESTROY_amg,
f216259d 4948 max_amg_code
64a0062a 4949 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
f5284f61
IZ		 4950};
4951
4952#define NofAMmeth max_amg_code
e1ec3a88 4953#define AMG_id2name(id) (PL_AMG_names[id]+1)
f5284f61 4954
a0d0e21e 4955#ifdef DOINIT
27da23d5 4956EXTCONST char * const PL_AMG_names[NofAMmeth] = {
89ffc314
IZ		 4957 /* Names kept in the symbol table. fallback => "()", the rest has
4958 "(" prepended. The only other place in perl which knows about
4959 this convention is AMG_id2name (used for debugging output and
4960 'nomethod' only), the only other place which has it hardwired is
4961 overload.pm. */
4962 "()", "(abs", /* "fallback" should be the first. */
4963 "(bool", "(nomethod",
4964 "(\"\"", "(0+",
4965 "(+", "(+=",
4966 "(-", "(-=",
4967 "(*", "(*=",
4968 "(/", "(/=",
4969 "(%", "(%=",
4970 "(**", "(**=",
4971 "(<<", "(<<=",
4972 "(>>", "(>>=",
4973 "(&", "(&=",
4974 "(|", "(|=",
4975 "(^", "(^=",
4976 "(<", "(<=",
4977 "(>", "(>=",
4978 "(==", "(!=",
4979 "(<=>", "(cmp",
4980 "(lt", "(le",
4981 "(gt", "(ge",
4982 "(eq", "(ne",
4983 "(!", "(~",
4984 "(++", "(--",
4985 "(atan2", "(cos",
4986 "(sin", "(exp",
4987 "(log", "(sqrt",
4988 "(x", "(x=",
4989 "(.", "(.=",
4990 "(=", "(neg",
4991 "(${}", "(@{}",
4992 "(%{}", "(*{}",
4993 "(&{}", "(<>",
0d863452
RH		 4994 "(int", "(~~",
4995 "DESTROY"
a0d0e21e
LW		 4996};
4997#else
22c35a8c 4998EXTCONST char * PL_AMG_names[NofAMmeth];
a0d0e21e
LW		 4999#endif /* def INITAMAGIC */
5000
73c4f7a1
GS		 5001END_EXTERN_C
5002
a6006777 5003struct am_table {
eb160463 5004 U32 was_ok_sub;
a0d0e21e 5005 long was_ok_am;
a6006777 5006 U32 flags;
5007 CV* table[NofAMmeth];
a0d0e21e
LW		 5008 long fallback;
5009};
a6006777 5010struct am_table_short {
eb160463 5011 U32 was_ok_sub;
a6006777 5012 long was_ok_am;
5013 U32 flags;
5014};
a0d0e21e 5015typedef struct am_table AMT;
a6006777 5016typedef struct am_table_short AMTS;
a0d0e21e
LW		 5017
5018#define AMGfallNEVER 1
5019#define AMGfallNO 2
5020#define AMGfallYES 3
5021
a6006777 5022#define AMTf_AMAGIC 1
32251b26 5023#define AMTf_OVERLOADED 2
a6006777 5024#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5025#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5026#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 5027#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5028#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5029#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 5030
32251b26 5031#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 5032
5033/*
5034 * some compilers like to redefine cos et alia as faster
5035 * (and less accurate?) versions called F_cos et cetera (Quidquid
5036 * latine dictum sit, altum viditur.) This trick collides with
5037 * the Perl overloading (amg). The following #defines fool both.
5038 */
5039
5040#ifdef _FASTMATH
5041# ifdef atan2
5042# define F_atan2_amg atan2_amg
5043# endif
5044# ifdef cos
5045# define F_cos_amg cos_amg
5046# endif
5047# ifdef exp
5048# define F_exp_amg exp_amg
5049# endif
5050# ifdef log
5051# define F_log_amg log_amg
5052# endif
5053# ifdef pow
5054# define F_pow_amg pow_amg
5055# endif
5056# ifdef sin
5057# define F_sin_amg sin_amg
5058# endif
5059# ifdef sqrt
5060# define F_sqrt_amg sqrt_amg
5061# endif
5062#endif /* _FASTMATH */
5063
83ee9e09
GS		 5064#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5065 PERLDBf_NOOPT | PERLDBf_INTER | \
5066 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
06492da6
SF		 5067 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
5068 /* No _NONAME, _GOTO, _ASSERTION */
83ee9e09
GS		 5069#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5070#define PERLDBf_LINE 0x02 /* Keep line # */
5071#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5072#define PERLDBf_INTER 0x08 /* Preserve more data for
5073 later inspections */
5074#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5075#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5076#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5077#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5078#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5079#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
06492da6 5080#define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
84902520 5081
3280af22
NIS		 5082#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5083#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5084#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5085#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5086#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5087#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5088#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5089#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 5090#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5091#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
06492da6 5092#define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
bbce6d69 5093
36477c24 5094#ifdef USE_LOCALE_NUMERIC
bbce6d69 5095
36477c24 5096#define SET_NUMERIC_STANDARD() \
ff4fed7c 5097 set_numeric_standard();
36477c24 5098
5099#define SET_NUMERIC_LOCAL() \
ff4fed7c 5100 set_numeric_local();
bbce6d69 5101
a98fe34d 5102#define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
2de3dbcc
JH		 5103#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5104
5105#define IN_LOCALE \
923e4eb5 5106 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
2de3dbcc 5107
f93f4e46 5108#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 5109 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 5110 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 5111
5112#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 5113 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 5114 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 5115
5116#define RESTORE_NUMERIC_LOCAL() \
5117 if (was_local) SET_NUMERIC_LOCAL();
5118
5119#define RESTORE_NUMERIC_STANDARD() \
5120 if (was_standard) SET_NUMERIC_STANDARD();
5121
5b877257 5122#define Atof my_atof
097ee67d 5123
36477c24 5124#else /* !USE_LOCALE_NUMERIC */
bbce6d69 5125
097ee67d
JH		 5126#define SET_NUMERIC_STANDARD() /**/
5127#define SET_NUMERIC_LOCAL() /**/
5e931b6b 5128#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 5129#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5130#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 5131#define RESTORE_NUMERIC_LOCAL() /**/
5132#define RESTORE_NUMERIC_STANDARD() /**/
2cdc7fd1 5133#define Atof my_atof
ad3e0f90 5134#define IN_LOCALE_RUNTIME 0
bbce6d69 5135
36477c24 5136#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 5137
079290de 5138#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5139# ifdef __hpux
5140# define strtoll __strtoll /* secret handshake */
5141# endif
c623ac67
GS		 5142# ifdef WIN64
5143# define strtoll _strtoi64 /* secret handshake */
5144# endif
079290de
GS		 5145# if !defined(Strtol) && defined(HAS_STRTOLL)
5146# define Strtol strtoll
ad551343 5147# endif
28e5dec8
JH		 5148# if !defined(Strtol) && defined(HAS_STRTOQ)
5149# define Strtol strtoq
5150# endif
ff935051 5151/* is there atoq() anywhere? */
15b99d39 5152#endif
079290de
GS		 5153#if !defined(Strtol) && defined(HAS_STRTOL)
5154# define Strtol strtol
5155#endif
5156#ifndef Atol
5157/* It would be more fashionable to use Strtol() to define atol()
5158 * (as is done for Atoul(), see below) but for backward compatibility
5159 * we just assume atol(). */
76b882ba 5160# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
c623ac67
GS		 5161# ifdef WIN64
5162# define atoll _atoi64 /* secret handshake */
5163# endif
76b882ba
JH		 5164# define Atol atoll
5165# else
5166# define Atol atol
5167# endif
cf2093f6
JH		 5168#endif
5169
55eb892c 5170#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5171# ifdef __hpux
5172# define strtoull __strtoull /* secret handshake */
5173# endif
c623ac67
GS		 5174# ifdef WIN64
5175# define strtoull _strtoui64 /* secret handshake */
5176# endif
ad551343 5177# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 5178# define Strtoul strtoull
15b99d39 5179# endif
079290de
GS		 5180# if !defined(Strtoul) && defined(HAS_STRTOUQ)
5181# define Strtoul strtouq
5182# endif
76d49b1c 5183/* is there atouq() anywhere? */
ad551343 5184#endif
079290de
GS		 5185#if !defined(Strtoul) && defined(HAS_STRTOUL)
5186# define Strtoul strtoul
cf2093f6 5187#endif
a5523c5b
JH		 5188#if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5189# define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5190#endif
079290de 5191#ifndef Atoul
d4c19fe8 5192# define Atoul(s) Strtoul(s, NULL, 10)
55eb892c 5193#endif
cf2093f6 5194
760ac839 5195
06d86050
GS		 5196/* if these never got defined, they need defaults */
5197#ifndef PERL_SET_CONTEXT
5198# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5199#endif
5200
5201#ifndef PERL_GET_CONTEXT
5202# define PERL_GET_CONTEXT PERL_GET_INTERP
5203#endif
5204
5205#ifndef PERL_GET_THX
5206# define PERL_GET_THX ((void*)NULL)
5207#endif
5208
5209#ifndef PERL_SET_THX
5210# define PERL_SET_THX(t) NOOP
5211#endif
5212
a868473f
NIS		 5213#ifndef PERL_SCRIPT_MODE
5214#define PERL_SCRIPT_MODE "r"
5215#endif
5216
fba3b22e 5217/*
da927450
JH		 5218 * Some operating systems are stingy with stack allocation,
5219 * so perl may have to guard against stack overflow.
5220 */
5221#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 5222#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 5223#endif
5224
5225/*
5226 * Some nonpreemptive operating systems find it convenient to
5227 * check for asynchronous conditions after each op execution.
5228 * Keep this check simple, or it may slow down execution
5229 * massively.
5230 */
ce08f86c 5231
1d615522 5232#ifndef PERL_MICRO
4ffa73a3
JH		 5233# ifndef PERL_ASYNC_CHECK
5234# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5235# endif
ce08f86c
NIS		 5236#endif
5237
da927450 5238#ifndef PERL_ASYNC_CHECK
1d615522 5239# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 5240#endif
5241
5242/*
5243 * On some operating systems, a memory allocation may succeed,
5244 * but put the process too close to the system's comfort limit.
5245 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5246 * it to NULL.
5247 */
5248#ifndef PERL_ALLOC_CHECK
c2af87cb 5249#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 5250#endif
5251
bd89102f
AD		 5252#ifdef HAS_SEM
5253# include <sys/ipc.h>
5254# include <sys/sem.h>
5255# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5256 union semun {
dbba660d
TC		 5257 int val;
5258 struct semid_ds *buf;
5259 unsigned short *array;
bd89102f
AD		 5260 };
5261# endif
5262# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 5263# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5264 union gccbug_semun {
5265 int val;
5266 struct semid_ds *buf;
5267 unsigned short *array;
5268 char __dummy[5];
5269 };
5270# define semun gccbug_semun
5271# endif
bd89102f
AD		 5272# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5273# else
5274# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 5275# ifdef EXTRA_F_IN_SEMUN_BUF
5276# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5277# else
5278# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5279# endif
bd89102f
AD		 5280# endif
5281# endif
bd89102f 5282#endif
49f531da 5283
89ca4ac7
JH		 5284/*
5285 * Boilerplate macros for initializing and accessing interpreter-local
5286 * data from C. All statics in extensions should be reworked to use
5287 * this, if you want to make the extension thread-safe. See ext/re/re.xs
9f650e94 5288 * for an example of the use of these macros, and perlxs.pod for more.
89ca4ac7
JH		 5289 *
5290 * Code that uses these macros is responsible for the following:
43a739c2
JH		 5291 * 1. #define MY_CXT_KEY to a unique string, e.g.
5292 * "DynaLoader::_guts" XS_VERSION
f16dd614 5293 * XXX in the current implementation, this string is ignored.
89ca4ac7
JH		 5294 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5295 * all the data that needs to be interpreter-local.
5296 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5297 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5298 * (typically put in the BOOT: section).
5299 * 5. Use the members of the my_cxt_t structure everywhere as
5300 * MY_CXT.member.
5301 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5302 * access MY_CXT.
5303 */
5304
fc958cd2 5305#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7
JH		 5306
5307/* This must appear in all extensions that define a my_cxt_t structure,
5308 * right after the definition (i.e. at file scope). The non-threads
5309 * case below uses it to declare the data as static. */
f16dd614 5310#define START_MY_CXT static int my_cxt_index = -1;
89ca4ac7
JH		 5311
5312/* This declaration should be used within all functions that use the
5313 * interpreter-local data. */
5314#define dMY_CXT \
f16dd614
DM		 5315 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5316#define dMY_CXT_INTERP(my_perl) \
5317 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
89ca4ac7
JH		 5318
5319/* Creates and zeroes the per-interpreter data.
5320 * (We allocate my_cxtp in a Perl SV so that it will be released when
5321 * the interpreter goes away.) */
5322#define MY_CXT_INIT \
f16dd614
DM		 5323 my_cxt_t *my_cxtp = \
5324 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5325#define MY_CXT_INIT_INTERP(my_perl) \
5326 my_cxt_t *my_cxtp = \
5327 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
89ca4ac7 5328
8fba5d14
MHM		 5329/* Clones the per-interpreter data. */
5330#define MY_CXT_CLONE \
8fba5d14 5331 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
f16dd614
DM		 5332 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5333 PL_my_cxt_list[my_cxt_index] = my_cxtp \
8fba5d14 5334
89ca4ac7
JH		 5335/* This macro must be used to access members of the my_cxt_t structure.
5336 * e.g. MYCXT.some_data */
5337#define MY_CXT (*my_cxtp)
5338
5339/* Judicious use of these macros can reduce the number of times dMY_CXT
5340 * is used. Use is similar to pTHX, aTHX etc. */
5341#define pMY_CXT my_cxt_t *my_cxtp
5342#define pMY_CXT_ pMY_CXT,
5343#define _pMY_CXT ,pMY_CXT
5344#define aMY_CXT my_cxtp
5345#define aMY_CXT_ aMY_CXT,
5346#define _aMY_CXT ,aMY_CXT
5347
f16dd614 5348#else /* PERL_IMPLICIT_CONTEXT */
89ca4ac7
JH		 5349
5350#define START_MY_CXT static my_cxt_t my_cxt;
5351#define dMY_CXT_SV dNOOP
5352#define dMY_CXT dNOOP
5353#define MY_CXT_INIT NOOP
8fba5d14 5354#define MY_CXT_CLONE NOOP
89ca4ac7
JH		 5355#define MY_CXT my_cxt
5356
5357#define pMY_CXT void
5358#define pMY_CXT_
5359#define _pMY_CXT
5360#define aMY_CXT
5361#define aMY_CXT_
5362#define _aMY_CXT
5363
f16dd614 5364#endif /* !defined(PERL_IMPLICIT_CONTEXT) */
89ca4ac7 5365
9a34ef1d
GS		 5366#ifdef I_FCNTL
5367# include <fcntl.h>
9a34ef1d
GS		 5368#endif
5369
9cffb111
OS		 5370#ifdef __Lynx__
5371# include <fcntl.h>
5372#endif
5373
9a34ef1d
GS		 5374#ifdef I_SYS_FILE
5375# include <sys/file.h>
5376#endif
5377
fa0a29af 5378#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 5379int flock(int fd, int op);
5380#endif
5381
fe52b3b7
GS		 5382#ifndef O_RDONLY
5383/* Assume UNIX defaults */
5384# define O_RDONLY 0000
5385# define O_WRONLY 0001
5386# define O_RDWR 0002
5387# define O_CREAT 0100
5388#endif
9a34ef1d 5389
16fe6d59
GS		 5390#ifndef O_BINARY
5391# define O_BINARY 0
5392#endif
5393
5394#ifndef O_TEXT
5395# define O_TEXT 0
5396#endif
5397
6ce75a77
JH		 5398#if O_TEXT != O_BINARY
5399 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5400 * that is, you are somehow DOSish. */
538204d5 5401# if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
a6e45062
JH		 5402 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5403 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 5404 /* VOS has O_TEXT != O_BINARY, and they have effect,
5405 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 5406 /* If you have O_TEXT different from your O_BINARY but you still are
5407 * not a CRLF shop. */
35990314 5408# undef PERLIO_USING_CRLF
ec53fe4f
JH		 5409# else
5410 /* If you really are DOSish. */
5411# define PERLIO_USING_CRLF 1
6ce75a77
JH		 5412# endif
5413#endif
5414
104d25b7
JH		 5415#ifdef IAMSUID
5416
5417#ifdef I_SYS_STATVFS
9f982a77
IG		 5418# if defined(PERL_SCO) && !defined(_SVID3)
5419# define _SVID3
5420# endif
32b3cf08
JH		 5421# include <sys/statvfs.h> /* for f?statvfs() */
5422#endif
5423#ifdef I_SYS_MOUNT
5424# include <sys/mount.h> /* for *BSD f?statfs() */
5425#endif
5426#ifdef I_MNTENT
5427# include <mntent.h> /* for getmntent() */
104d25b7 5428#endif
0545a864
JH		 5429#ifdef I_SYS_STATFS
5430# include <sys/statfs.h> /* for some statfs() */
5431#endif
5432#ifdef I_SYS_VFS
8d9e1a19
GS		 5433# ifdef __sgi
5434# define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5435# endif
5436# include <sys/vfs.h> /* for some statfs() */
5437# ifdef __sgi
5438# undef IRIX_sv
5439# endif
0545a864
JH		 5440#endif
5441#ifdef I_USTAT
5442# include <ustat.h> /* for ustat() */
5443#endif
5444
5445#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5446# define PERL_MOUNT_NOSUID MOUNT_NOSUID
5447#endif
5448#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5449# define PERL_MOUNT_NOSUID MNT_NOSUID
5450#endif
5451#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5452# define PERL_MOUNT_NOSUID MS_NOSUID
5453#endif
5454#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5455# define PERL_MOUNT_NOSUID M_NOSUID
5456#endif
104d25b7 5457
ae3f3efd
PS		 5458#if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5459# define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5460#endif
5461#if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5462# define PERL_MOUNT_NOEXEC MNT_NOEXEC
5463#endif
5464#if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5465# define PERL_MOUNT_NOEXEC MS_NOEXEC
5466#endif
5467#if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5468# define PERL_MOUNT_NOEXEC M_NOEXEC
5469#endif
5470
104d25b7
JH		 5471#endif /* IAMSUID */
5472
4bc88a62
PS		 5473#ifdef I_LIBUTIL
5474# include <libutil.h> /* setproctitle() in some FreeBSDs */
5475#endif
5476
b4748376
NIS		 5477#ifndef EXEC_ARGV_CAST
5478#define EXEC_ARGV_CAST(x) x
5479#endif
5480
dd5dc04f
JH		 5481#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5482 int). value returned in pointed-
5483 to UV */
5484#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5485#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5486#define IS_NUMBER_NEG 0x08 /* leading minus sign */
5487#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 5488#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 5489
5490#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5491
53305cf1
NC		 5492/* Input flags: */
5493#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 5494#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
94dd8549 5495#define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
53305cf1
NC		 5496/* Output flags: */
5497#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5498
2c4f7f0e
DM		 5499/* to let user control profiling */
5500#ifdef PERL_GPROF_CONTROL
5501extern void moncontrol(int);
5502#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5503#else
5504#define PERL_GPROF_MONCONTROL(x)
5505#endif
5506
ae0e3d3b
JH		 5507#ifdef UNDER_CE
5508#include "wince.h"
5509#endif
5510
5511/* ISO 6429 NEL - C1 control NExt Line */
5512/* See http://www.unicode.org/unicode/reports/tr13/ */
5513#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5514# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5515# define NEXT_LINE_CHAR 0x15
5516# else /* CDRA */
5517# define NEXT_LINE_CHAR 0x25
5518# endif
5519#else
5520# define NEXT_LINE_CHAR 0x85
5521#endif
5522
5523/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5524#define UNICODE_LINE_SEPA_0 0xE2
5525#define UNICODE_LINE_SEPA_1 0x80
5526#define UNICODE_LINE_SEPA_2 0xA8
5527#define UNICODE_PARA_SEPA_0 0xE2
5528#define UNICODE_PARA_SEPA_1 0x80
5529#define UNICODE_PARA_SEPA_2 0xA9
5530
479b2847
GS		 5531#ifndef PIPESOCK_MODE
5532# define PIPESOCK_MODE
5533#endif
5534
460c8493
IZ		 5535#ifndef SOCKET_OPEN_MODE
5536# define SOCKET_OPEN_MODE PIPESOCK_MODE
5537#endif
5538
5539#ifndef PIPE_OPEN_MODE
5540# define PIPE_OPEN_MODE PIPESOCK_MODE
5541#endif
5542
7e8c5dac
HS		 5543#define PERL_MAGIC_UTF8_CACHESIZE 2
5544
a05d7ebb
JH		 5545#define PERL_UNICODE_STDIN_FLAG 0x0001
5546#define PERL_UNICODE_STDOUT_FLAG 0x0002
5547#define PERL_UNICODE_STDERR_FLAG 0x0004
a05d7ebb
JH		 5548#define PERL_UNICODE_IN_FLAG 0x0008
5549#define PERL_UNICODE_OUT_FLAG 0x0010
06e66572 5550#define PERL_UNICODE_ARGV_FLAG 0x0020
a05d7ebb
JH		 5551#define PERL_UNICODE_LOCALE_FLAG 0x0040
5552#define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5a22a2bb 5553#define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
a05d7ebb 5554
06e66572
JH		 5555#define PERL_UNICODE_STD_FLAG \
5556 (PERL_UNICODE_STDIN_FLAG | \
5557 PERL_UNICODE_STDOUT_FLAG | \
5558 PERL_UNICODE_STDERR_FLAG)
5559
5560#define PERL_UNICODE_INOUT_FLAG \
5561 (PERL_UNICODE_IN_FLAG | \
5562 PERL_UNICODE_OUT_FLAG)
5563
5564#define PERL_UNICODE_DEFAULT_FLAGS \
a05d7ebb
JH		 5565 (PERL_UNICODE_STD_FLAG | \
5566 PERL_UNICODE_INOUT_FLAG | \
5567 PERL_UNICODE_LOCALE_FLAG)
5568
5a22a2bb 5569#define PERL_UNICODE_ALL_FLAGS 0x01ff
a05d7ebb
JH		 5570
5571#define PERL_UNICODE_STDIN 'I'
5572#define PERL_UNICODE_STDOUT 'O'
5573#define PERL_UNICODE_STDERR 'E'
5574#define PERL_UNICODE_STD 'S'
5575#define PERL_UNICODE_IN 'i'
5576#define PERL_UNICODE_OUT 'o'
5577#define PERL_UNICODE_INOUT 'D'
5578#define PERL_UNICODE_ARGV 'A'
5579#define PERL_UNICODE_LOCALE 'L'
5580#define PERL_UNICODE_WIDESYSCALLS 'W'
5a22a2bb 5581#define PERL_UNICODE_UTF8CACHEASSERT 'a'
a05d7ebb 5582
4ffa73a3
JH		 5583#define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5584
16bd9a85
JH		 5585/* From sigaction(2) (FreeBSD man page):
5586 * | Signal routines normally execute with the signal that
5587 * | caused their invocation blocked, but other signals may
5588 * | yet occur.
5589 * Emulation of this behavior (from within Perl) is enabled
5590 * by defining PERL_BLOCK_SIGNALS.
5591 */
5592#define PERL_BLOCK_SIGNALS
5593
5594#if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5595# define PERL_BLOCKSIG_ADD(set,sig) \
5596 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5597# define PERL_BLOCKSIG_BLOCK(set) \
5598 sigprocmask(SIG_BLOCK, &(set), NULL)
5599# define PERL_BLOCKSIG_UNBLOCK(set) \
5600 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5601#endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5602
5603/* How about the old style of sigblock()? */
5604
5605#ifndef PERL_BLOCKSIG_ADD
5606# define PERL_BLOCKSIG_ADD(set, sig) NOOP
5607#endif
5608#ifndef PERL_BLOCKSIG_BLOCK
5609# define PERL_BLOCKSIG_BLOCK(set) NOOP
5610#endif
2bfba5f0 5611#ifndef PERL_BLOCKSIG_UNBLOCK
16bd9a85
JH		 5612# define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5613#endif
5614
32fdb065 5615/* Use instead of abs() since abs() forces its argument to be an int,
56c380de 5616 * but also beware since this evaluates its argument twice, so no x++. */
32fdb065
JH		 5617#define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5618
3c0f78ca
JH		 5619#if defined(__DECC) && defined(__osf__)
5620#pragma message disable (mainparm) /* Perl uses the envp in main(). */
24801a4b
JH		 5621#endif
5622
e4dba786
NC		 5623#define do_open(g, n, l, a, rm, rp, sf) \
5624 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
9555a685 5625#ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
711aba4c 5626# define do_exec(cmd) do_exec3(cmd,0,0)
a9f96b3f 5627#endif
15871fce
NC		 5628#ifdef OS2
5629# define do_aexec Perl_do_aexec
5630#else
5631# define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
9555a685 5632#endif
e4dba786 5633
2f3efc97
JH		 5634#if defined(OEMVS)
5635#define NO_ENV_ARRAY_IN_MAIN
5636#endif
5637
4d8076ea 5638/* and finally... */
cceca5ed 5639#define PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 5640#include "patchlevel.h"
cceca5ed 5641#undef PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 5642
10edeb5d
JH		 5643/* These are used by Perl_pv_escape() and Perl_pv_pretty()
5644 * are here so that they are available throughout the core
5645 * NOTE that even though some are for _escape and some for _pretty
5646 * there must not be any clashes as the flags from _pretty are
5647 * passed straight through to _escape.
5648 */
5649
5650#define PERL_PV_ESCAPE_QUOTE 0x0001
5651#define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5652
5653
5654#define PERL_PV_PRETTY_ELIPSES 0x0002
5655#define PERL_PV_PRETTY_LTGT 0x0004
5656
5657#define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5658
5659#define PERL_PV_ESCAPE_UNI 0x0100
5660#define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5661
5662#define PERL_PV_ESCAPE_ALL 0x1000
5663#define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5664#define PERL_PV_ESCAPE_NOCLEAR 0x4000
5665
5666/* used by pv_display in dump.c*/
5667#define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_QUOTE
5668#define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_LTGT
5669
5670/*
5671
5672 (KEEP THIS LAST IN perl.h!)
5673
5674 Mention
d460ef45 5675
43999f95 5676 NV_PRESERVES_UV
fe749a9f 5677
fe749a9f
JH		 5678 HAS_MKSTEMP
5679 HAS_MKSTEMPS
5680 HAS_MKDTEMP
5681
49dabb45
JH		 5682 HAS_GETCWD
5683
d59b5429 5684 HAS_MMAP
fe749a9f
JH		 5685 HAS_MPROTECT
5686 HAS_MSYNC
1e8c3fde 5687 HAS_MADVISE
fe749a9f
JH		 5688 HAS_MUNMAP
5689 I_SYSMMAN
5690 Mmap_t
5691
6b4667fc
A		 5692 NVef
5693 NVff
5694 NVgf
5695
4e0554ec 5696 HAS_UALARM
2d736872 5697 HAS_USLEEP
4e0554ec
JH		 5698
5699 HAS_SETITIMER
5700 HAS_GETITIMER
5701
5702 HAS_SENDMSG
5703 HAS_RECVMSG
5704 HAS_READV
5705 HAS_WRITEV
5706 I_SYSUIO
5707 HAS_STRUCT_MSGHDR
5708 HAS_STRUCT_CMSGHDR
5709
2765b840 5710 HAS_NL_LANGINFO
0a7020c9 5711
ae0e3d3b 5712 HAS_DIRFD
2765b840 5713
10edeb5d 5714 so that Configure picks them up.
ab3bbdeb 5715
10edeb5d 5716 (KEEP THIS LAST IN perl.h!)
3df15adc 5717
10edeb5d 5718*/
3df15adc 5719
85e6fe83 5720#endif /* Include guard */
ae0e3d3b 5721
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