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a0d0e21e 1/* perl.h
a687059c 2 *
4bb101f2 3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
1d325971 4 * 2000, 2001, 2002, 2003, 2004, 2005 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
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LW
11#ifndef H_PERL
12#define H_PERL 1
8d063cd8 13
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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
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21#undef USE_STDIO
22#define USE_STDIO
23#endif /* PERL_FOR_X2P */
24
95036ac7
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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
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JH
35# include "uconfig.h"
36#else
37# include "config.h"
38#endif
0cb96387 39
2c2d71f5
JH
40/* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
42
ac6bedea
JH
43/* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
46
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47#ifdef PERL_IMPLICIT_SYS
48/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
49 so use slab allocator to avoid lots of MUTEX overhead
50 */
51# ifndef PL_OP_SLAB_ALLOC
52# define PL_OP_SLAB_ALLOC
53# endif
ba979b31
NIS
54#endif
55
6f4183fe 56#ifdef USE_ITHREADS
acfe0abc 57# if !defined(MULTIPLICITY)
6f4183fe
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58# define MULTIPLICITY
59# endif
60#endif
61
c5be433b
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62#if defined(MULTIPLICITY)
63# ifndef PERL_IMPLICIT_CONTEXT
64# define PERL_IMPLICIT_CONTEXT
65# endif
c5be433b
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66#endif
67
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68#ifdef PERL_GLOBAL_STRUCT_PRIVATE
69# ifndef PERL_GLOBAL_STRUCT
70# define PERL_GLOBAL_STRUCT
71# endif
72#endif
73#ifdef PERL_GLOBAL_STRUCT
74# ifndef MULTIPLICITY
75# define MULTIPLICITY
76# endif
77#endif
78
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79/* undef WIN32 when building on Cygwin (for libwin32) - gph */
80#ifdef __CYGWIN__
81# undef WIN32
82# undef _WIN32
83#endif
84
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85#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
86# ifndef SYMBIAN
87# define SYMBIAN
88# endif
89#endif
90
a0fd4948 91#ifdef __SYMBIAN32__
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92# include "symbian/symbian_proto.h"
93#endif
94
95/* Any stack-challenged places. The limit varies (and often
96 * is configurable), but using more than a kilobyte of stack
97 * is usually dubious in these systems. */
a0fd4948 98#if defined(EPOC) || defined(__SYMBIAN32__)
27da23d5
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99/* EPOC/Symbian: need to work around the SDK features. *
100 * On WINS: MS VC5 generates calls to _chkstk, *
101 * if a "large" stack frame is allocated. *
102 * gcc on MARM does not generate calls like these. */
103# define USE_HEAP_INSTEAD_OF_STACK
104#endif
105
106#/* Use the reentrant APIs like localtime_r and getpwent_r */
10bc17b6 107/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
6239f2da 108#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
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109# define USE_REENTRANT_API
110#endif
111
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112/* <--- here ends the logic shared by perl.h and makedef.pl */
113
af28e889 114/*
6239f2da
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115 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
116 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
af28e889
JH
117 * __bsdi__ for BSD/OS
118 */
6239f2da 119#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
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120# ifndef BSDish
121# define BSDish
122# endif
123#endif
124
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125#ifdef PERL_GLOBAL_STRUCT
126# ifndef PERL_GET_VARS
127# ifdef PERL_GLOBAL_STRUCT_PRIVATE
128 extern struct perl_vars* Perl_GetVarsPrivate();
129# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
130# ifndef PERLIO_FUNCS_CONST
131# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
132# endif
133# else
134# define PERL_GET_VARS() PL_VarsPtr
135# endif
136# endif
137#endif
138
139#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
140
141#ifdef PERL_GLOBAL_STRUCT
142# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
143#else
144# define dVAR dNOOP
145#endif
146
c5be433b 147#ifdef PERL_IMPLICIT_CONTEXT
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148# ifndef MULTIPLICITY
149# define MULTIPLICITY
c5be433b 150# endif
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151# define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
152# define aTHX my_perl
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153# ifdef PERL_GLOBAL_STRUCT
154# define dTHXa(a) dVAR; pTHX = (PerlInterpreter*)a
155# else
156# define dTHXa(a) pTHX = (PerlInterpreter*)a
157# endif
158# ifdef PERL_GLOBAL_STRUCT
159# define dTHX dVAR; pTHX = PERL_GET_THX
160# else
161# define dTHX pTHX = PERL_GET_THX
162# endif
c5be433b 163# define pTHX_ pTHX,
c5be433b 164# define aTHX_ aTHX,
4373e329 165# define pTHX_1 2
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166# define pTHX_2 3
167# define pTHX_3 4
168# define pTHX_4 5
4373e329
AL
169# define pTHX_5 6
170# define pTHX_6 7
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171# define pTHX_7 8
172# define pTHX_8 9
173# define pTHX_9 10
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174#endif
175
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176#define STATIC static
177#define CPERLscope(x) x
565764a8 178#define CPERLarg void
76e3520e 179#define CPERLarg_
e3b8966e 180#define _CPERLarg
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181#define PERL_OBJECT_THIS
182#define _PERL_OBJECT_THIS
183#define PERL_OBJECT_THIS_
312caa8e 184#define CALL_FPTR(fptr) (*fptr)
76e3520e 185
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186#define CALLRUNOPS CALL_FPTR(PL_runops)
187#define CALLREGCOMP CALL_FPTR(PL_regcompp)
188#define CALLREGEXEC CALL_FPTR(PL_regexecp)
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189#define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
190#define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
191#define CALLREGFREE CALL_FPTR(PL_regfree)
14dd3ad8 192
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JH
193/* XXX The PERL_UNUSED_DECL suffix is unfortunately rather inflexible:
194 * it assumes that in all compilers the way to suppress an "unused"
195 * warning is to have a suffix. In some compilers that might be a
196 * a compiler pragma, e.g. #pragma unused(varname). */
197
9969cdde 198#if defined(__SYMBIAN32__) && defined(__GNUC__)
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199# ifdef __cplusplus
200# define PERL_UNUSED_DECL
201# else
202# define PERL_UNUSED_DECL __attribute__((unused))
203# endif
204#endif
44dbb695 205
5b2bd0a5 206#ifndef PERL_UNUSED_DECL
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207# ifdef HASATTRIBUTE_UNUSED
208# define PERL_UNUSED_DECL __attribute__unused__
209# else
210# define PERL_UNUSED_DECL
211# endif
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212#endif
213
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214/* gcc -Wall:
215 * for silencing unused variables that are actually used most of the time,
a0288114 216 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 217 */
53c1dcc0 218#ifndef PERL_UNUSED_ARG
ad73156c
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219# ifdef lint
220# include <note.h>
53c1dcc0 221# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 222# else
53c1dcc0 223# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL
224# endif
225#endif
53c1dcc0
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226#ifndef PERL_UNUSED_VAR
227# define PERL_UNUSED_VAR(x) ((void)x)
228#endif
ad73156c 229
0cb96387 230#define NOOP (void)0
44dbb695 231#define dNOOP extern int Perl___notused PERL_UNUSED_DECL
71be2cbc 232
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233#ifndef pTHX
234# define pTHX void
235# define pTHX_
0cb96387
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236# define aTHX
237# define aTHX_
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238# define dTHXa(a) dNOOP
239# define dTHX dNOOP
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240# define pTHX_1 1
241# define pTHX_2 2
242# define pTHX_3 3
243# define pTHX_4 4
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244# define pTHX_5 5
245# define pTHX_6 6
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246# define pTHX_7 7
247# define pTHX_8 8
248# define pTHX_9 9
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249#endif
250
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251#ifndef dVAR
252# define dVAR dNOOP
253#endif
254
b4f7f263
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255/* these are only defined for compatibility; should not be used internally */
256#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
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257# define pTHXo pTHX
258# define pTHXo_ pTHX_
0cb96387
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259# define aTHXo aTHX
260# define aTHXo_ aTHX_
c5be433b 261# define dTHXo dTHX
71d280e3 262# define dTHXoa(x) dTHXa(x)
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263#endif
264
265#ifndef pTHXx
266# define pTHXx register PerlInterpreter *my_perl
267# define pTHXx_ pTHXx,
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268# define aTHXx my_perl
269# define aTHXx_ aTHXx,
c5be433b 270# define dTHXx dTHX
22c35a8c 271#endif
71be2cbc 272
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273/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
274 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
275 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
276#ifdef PERL_IMPLICIT_SYS
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277# ifdef PERL_GLOBAL_STRUCT_PRIVATE
278# define dTHXs dVAR; dTHX
279# else
280# define dTHXs dTHX
281# endif
1de7c2ac 282#else
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283# ifdef PERL_GLOBAL_STRUCT_PRIVATE
284# define dTHXs dVAR
285# else
286# define dTHXs dNOOP
287# endif
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288#endif
289
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290#undef START_EXTERN_C
291#undef END_EXTERN_C
292#undef EXTERN_C
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293#ifdef __cplusplus
294# define START_EXTERN_C extern "C" {
295# define END_EXTERN_C }
296# define EXTERN_C extern "C"
297#else
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298# define START_EXTERN_C
299# define END_EXTERN_C
73c4f7a1 300# define EXTERN_C extern
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301#endif
302
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303/* Some platforms require marking function declarations
304 * for them to be exportable. Used in perlio.h, proto.h
305 * is handled either by the makedef.pl or by defining the
306 * PERL_CALLCONV to be something special. See also the
307 * definition of XS() in XSUB.h. */
308#ifndef PERL_EXPORT_C
309# define PERL_EXPORT_C extern
310#endif
311#ifndef PERL_XS_EXPORT_C
312# define PERL_XS_EXPORT_C
313#endif
314
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315#ifdef OP_IN_REGISTER
316# ifdef __GNUC__
317# define stringify_immed(s) #s
318# define stringify(s) stringify_immed(s)
d1ca3daa 319register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
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320# endif
321#endif
322
5dc8bdac 323#if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
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324# if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
325# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
326# endif
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JH
327#endif
328
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329/*
330 * STMT_START { statements; } STMT_END;
331 * can be used as a single statement, as in
332 * if (x) STMT_START { ... } STMT_END; else ...
333 *
334 * Trying to select a version that gives no warnings...
335 */
336#if !(defined(STMT_START) && defined(STMT_END))
5dc8bdac 337# if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
a0288114 338# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803
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339# define STMT_END )
340# else
341 /* Now which other defined()s do we need here ??? */
93189314 342# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
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PP
343# define STMT_START if (1)
344# define STMT_END else (void)0
345# else
346# define STMT_START do
347# define STMT_END while (0)
348# endif
349# endif
350#endif
351
0cb96387 352#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 353#define WITH_THR(s) WITH_THX(s)
ea0efc06 354
55497cff
PP
355/*
356 * SOFT_CAST can be used for args to prototyped functions to retain some
357 * type checking; it only casts if the compiler does not know prototypes.
358 */
359#if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
360#define SOFT_CAST(type)
361#else
362#define SOFT_CAST(type) (type)
363#endif
79072805 364
d6f9c181
JH
365#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
366# define BYTEORDER 0x1234
79072805
LW
367#endif
368
369/* Overall memory policy? */
370#ifndef CONSERVATIVE
371# define LIBERAL 1
372#endif
373
8ada0baa
JH
374#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
375#define ASCIIish
376#else
377#undef ASCIIish
378#endif
379
79072805
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380/*
381 * The following contortions are brought to you on behalf of all the
382 * standards, semi-standards, de facto standards, not-so-de-facto standards
383 * of the world, as well as all the other botches anyone ever thought of.
384 * The basic theory is that if we work hard enough here, the rest of the
385 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
386 */
ac58e20f 387
ee0007ab 388/* define this once if either system, instead of cluttering up the src */
2986a63f 389#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW
390#define DOSISH 1
391#endif
392
fb38d079 393#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
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LW
394# define STANDARD_C 1
395#endif
396
9969cdde 397#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745
PP
398# define DONT_DECLARE_STD 1
399#endif
400
352d5a3a 401#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 402# ifdef __cplusplus
cb69f87a 403# define VOL /* to temporarily suppress warnings */
79072805
LW
404# else
405# define VOL volatile
406# endif
663a0e37 407#else
79072805 408# define VOL
663a0e37
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409#endif
410
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411#define TAINT (PL_tainted = TRUE)
412#define TAINT_NOT (PL_tainted = FALSE)
413#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
414#define TAINT_ENV() if (PL_tainting) { taint_env(); }
22c35a8c 415#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
a687059c 416
d460ef45 417/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
418 defines move there? If so, I could simplify this a lot. --AD 9/96.
419*/
420/* Process group stuff changed from traditional BSD to POSIX.
421 perlfunc.pod documents the traditional BSD-style syntax, so we'll
422 try to preserve that, if possible.
423*/
424#ifdef HAS_SETPGID
425# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 426#else
a6e633de
PP
427# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
428# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
429# else
430# ifdef HAS_SETPGRP2 /* DG/UX */
431# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
432# endif
433# endif
434#endif
435#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
436# define HAS_SETPGRP /* Well, effectively it does . . . */
437#endif
438
439/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
440 our life easier :-) so we'll try it.
441*/
442#ifdef HAS_GETPGID
443# define BSD_GETPGRP(pid) getpgid((pid))
444#else
445# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
446# define BSD_GETPGRP(pid) getpgrp((pid))
447# else
448# ifdef HAS_GETPGRP2 /* DG/UX */
449# define BSD_GETPGRP(pid) getpgrp2((pid))
450# endif
451# endif
452#endif
453#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
454# define HAS_GETPGRP /* Well, effectively it does . . . */
455#endif
456
d460ef45 457/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
458 have different behaviors, but perl.h used to define USE_BSDPGRP
459 (prior to 5.003_05) so some extension might depend on it.
460*/
461#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
462# ifndef USE_BSDPGRP
463# define USE_BSDPGRP
464# endif
663a0e37
LW
465#endif
466
8ac5a1fe
MH
467/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
468 pthread.h must be included before all other header files.
469*/
3db8f154 470#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH
471# include <pthread.h>
472#endif
473
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LW
474#ifndef _TYPES_ /* If types.h defines this it's easy. */
475# ifndef major /* Does everyone's types.h define this? */
476# include <sys/types.h>
c07a80fd 477# endif
663a0e37
LW
478#endif
479
760ac839
LW
480#ifdef __cplusplus
481# ifndef I_STDARG
482# define I_STDARG 1
483# endif
484#endif
485
486#ifdef I_STDARG
487# include <stdarg.h>
488#else
489# ifdef I_VARARGS
490# include <varargs.h>
491# endif
492#endif
493
4633a7c4 494#ifdef USE_NEXT_CTYPE
0c30d9ec 495
092bebab
JH
496#if NX_CURRENT_COMPILER_RELEASE >= 500
497# include <bsd/ctypes.h>
498#else
499# if NX_CURRENT_COMPILER_RELEASE >= 400
500# include <objc/NXCType.h>
501# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
502# include <appkit/NXCType.h>
503# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
504#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec
PP
505
506#else /* !USE_NEXT_CTYPE */
fe14fcc3 507#include <ctype.h>
0c30d9ec 508#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW
509
510#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
511#undef METHOD
a0d0e21e
LW
512#endif
513
12ae5dfc
JH
514#ifdef PERL_MICRO
515# define NO_LOCALE
516#endif
517
4633a7c4 518#ifdef I_LOCALE
36477c24 519# include <locale.h>
4633a7c4
LW
520#endif
521
36477c24
PP
522#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
523# define USE_LOCALE
524# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
525 && defined(HAS_STRXFRM)
526# define USE_LOCALE_COLLATE
527# endif
528# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
529# define USE_LOCALE_CTYPE
530# endif
531# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
532# define USE_LOCALE_NUMERIC
533# endif
534#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 535
fe14fcc3 536#include <setjmp.h>
79072805 537
a0d0e21e 538#ifdef I_SYS_PARAM
79072805
LW
539# ifdef PARAM_NEEDS_TYPES
540# include <sys/types.h>
541# endif
542# include <sys/param.h>
352d5a3a 543#endif
79072805 544
79072805 545/* Use all the "standard" definitions? */
a0d0e21e 546#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 547# include <stdlib.h>
ff68c719 548#endif
03a14243 549
3f270f98
JH
550/* If this causes problems, set i_unistd=undef in the hint file. */
551#ifdef I_UNISTD
552# include <unistd.h>
553#endif
554
9969cdde 555#ifdef __SYMBIAN32__
27da23d5
JH
556# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
557#endif
558
7114a2d2 559#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
2ef53570
JH
560int syscall(int, ...);
561#endif
562
7114a2d2 563#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
fa0a29af 564int usleep(unsigned int);
2ef53570
JH
565#endif
566
9a34ef1d
GS
567#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
568# define MYSWAP
569#endif
570
1109a392
MHM
571#ifdef PERL_CORE
572
573/* macros for correct constant construction */
574# if INTSIZE >= 2
575# define U16_CONST(x) ((U16)x##U)
576# else
577# define U16_CONST(x) ((U16)x##UL)
578# endif
579
580# if INTSIZE >= 4
581# define U32_CONST(x) ((U32)x##U)
582# else
583# define U32_CONST(x) ((U32)x##UL)
584# endif
585
586# ifdef HAS_QUAD
587# if INTSIZE >= 8
588# define U64_CONST(x) ((U64)x##U)
589# elif LONGSIZE >= 8
590# define U64_CONST(x) ((U64)x##UL)
591# elif QUADKIND == QUAD_IS_LONG_LONG
592# define U64_CONST(x) ((U64)x##ULL)
593# else /* best guess we can make */
594# define U64_CONST(x) ((U64)x##UL)
595# endif
596# endif
597
598/* byte-swapping functions for big-/little-endian conversion */
599# define _swab_16_(x) ((U16)( \
600 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
601 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
602
603# define _swab_32_(x) ((U32)( \
604 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
605 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
606 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
607 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
608
609# ifdef HAS_QUAD
610# define _swab_64_(x) ((U64)( \
611 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
612 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
613 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
614 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
615 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
616 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
617 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
618 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
619# endif
620
621/*----------------------------------------------------------------------------*/
622# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
623/*----------------------------------------------------------------------------*/
624# define my_htole16(x) (x)
625# define my_letoh16(x) (x)
626# define my_htole32(x) (x)
627# define my_letoh32(x) (x)
628# define my_htobe16(x) _swab_16_(x)
629# define my_betoh16(x) _swab_16_(x)
630# define my_htobe32(x) _swab_32_(x)
631# define my_betoh32(x) _swab_32_(x)
632# ifdef HAS_QUAD
633# define my_htole64(x) (x)
634# define my_letoh64(x) (x)
635# define my_htobe64(x) _swab_64_(x)
636# define my_betoh64(x) _swab_64_(x)
637# endif
638# define my_htoles(x) (x)
639# define my_letohs(x) (x)
640# define my_htolei(x) (x)
641# define my_letohi(x) (x)
642# define my_htolel(x) (x)
643# define my_letohl(x) (x)
644# if SHORTSIZE == 1
645# define my_htobes(x) (x)
646# define my_betohs(x) (x)
647# elif SHORTSIZE == 2
648# define my_htobes(x) _swab_16_(x)
649# define my_betohs(x) _swab_16_(x)
650# elif SHORTSIZE == 4
651# define my_htobes(x) _swab_32_(x)
652# define my_betohs(x) _swab_32_(x)
653# elif SHORTSIZE == 8
654# define my_htobes(x) _swab_64_(x)
655# define my_betohs(x) _swab_64_(x)
656# else
657# define PERL_NEED_MY_HTOBES
658# define PERL_NEED_MY_BETOHS
659# endif
660# if INTSIZE == 1
661# define my_htobei(x) (x)
662# define my_betohi(x) (x)
663# elif INTSIZE == 2
664# define my_htobei(x) _swab_16_(x)
665# define my_betohi(x) _swab_16_(x)
666# elif INTSIZE == 4
667# define my_htobei(x) _swab_32_(x)
668# define my_betohi(x) _swab_32_(x)
669# elif INTSIZE == 8
670# define my_htobei(x) _swab_64_(x)
671# define my_betohi(x) _swab_64_(x)
672# else
673# define PERL_NEED_MY_HTOBEI
674# define PERL_NEED_MY_BETOHI
675# endif
676# if LONGSIZE == 1
677# define my_htobel(x) (x)
678# define my_betohl(x) (x)
679# elif LONGSIZE == 2
680# define my_htobel(x) _swab_16_(x)
681# define my_betohl(x) _swab_16_(x)
682# elif LONGSIZE == 4
683# define my_htobel(x) _swab_32_(x)
684# define my_betohl(x) _swab_32_(x)
685# elif LONGSIZE == 8
686# define my_htobel(x) _swab_64_(x)
687# define my_betohl(x) _swab_64_(x)
688# else
689# define PERL_NEED_MY_HTOBEL
690# define PERL_NEED_MY_BETOHL
691# endif
692# define my_htolen(p,n) NOOP
693# define my_letohn(p,n) NOOP
694# define my_htoben(p,n) my_swabn(p,n)
695# define my_betohn(p,n) my_swabn(p,n)
696/*----------------------------------------------------------------------------*/
697# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
698/*----------------------------------------------------------------------------*/
699# define my_htobe16(x) (x)
700# define my_betoh16(x) (x)
701# define my_htobe32(x) (x)
702# define my_betoh32(x) (x)
703# define my_htole16(x) _swab_16_(x)
704# define my_letoh16(x) _swab_16_(x)
705# define my_htole32(x) _swab_32_(x)
706# define my_letoh32(x) _swab_32_(x)
707# ifdef HAS_QUAD
708# define my_htobe64(x) (x)
709# define my_betoh64(x) (x)
710# define my_htole64(x) _swab_64_(x)
711# define my_letoh64(x) _swab_64_(x)
712# endif
713# define my_htobes(x) (x)
714# define my_betohs(x) (x)
715# define my_htobei(x) (x)
716# define my_betohi(x) (x)
717# define my_htobel(x) (x)
718# define my_betohl(x) (x)
719# if SHORTSIZE == 1
720# define my_htoles(x) (x)
721# define my_letohs(x) (x)
722# elif SHORTSIZE == 2
723# define my_htoles(x) _swab_16_(x)
724# define my_letohs(x) _swab_16_(x)
725# elif SHORTSIZE == 4
726# define my_htoles(x) _swab_32_(x)
727# define my_letohs(x) _swab_32_(x)
728# elif SHORTSIZE == 8
729# define my_htoles(x) _swab_64_(x)
730# define my_letohs(x) _swab_64_(x)
731# else
732# define PERL_NEED_MY_HTOLES
733# define PERL_NEED_MY_LETOHS
734# endif
735# if INTSIZE == 1
736# define my_htolei(x) (x)
737# define my_letohi(x) (x)
738# elif INTSIZE == 2
739# define my_htolei(x) _swab_16_(x)
740# define my_letohi(x) _swab_16_(x)
741# elif INTSIZE == 4
742# define my_htolei(x) _swab_32_(x)
743# define my_letohi(x) _swab_32_(x)
744# elif INTSIZE == 8
745# define my_htolei(x) _swab_64_(x)
746# define my_letohi(x) _swab_64_(x)
747# else
748# define PERL_NEED_MY_HTOLEI
749# define PERL_NEED_MY_LETOHI
750# endif
751# if LONGSIZE == 1
752# define my_htolel(x) (x)
753# define my_letohl(x) (x)
754# elif LONGSIZE == 2
755# define my_htolel(x) _swab_16_(x)
756# define my_letohl(x) _swab_16_(x)
757# elif LONGSIZE == 4
758# define my_htolel(x) _swab_32_(x)
759# define my_letohl(x) _swab_32_(x)
760# elif LONGSIZE == 8
761# define my_htolel(x) _swab_64_(x)
762# define my_letohl(x) _swab_64_(x)
763# else
764# define PERL_NEED_MY_HTOLEL
765# define PERL_NEED_MY_LETOHL
766# endif
767# define my_htolen(p,n) my_swabn(p,n)
768# define my_letohn(p,n) my_swabn(p,n)
769# define my_htoben(p,n) NOOP
770# define my_betohn(p,n) NOOP
771/*----------------------------------------------------------------------------*/
772# else /* all other byte-orders */
773/*----------------------------------------------------------------------------*/
774# define PERL_NEED_MY_HTOLE16
775# define PERL_NEED_MY_LETOH16
776# define PERL_NEED_MY_HTOBE16
777# define PERL_NEED_MY_BETOH16
778# define PERL_NEED_MY_HTOLE32
779# define PERL_NEED_MY_LETOH32
780# define PERL_NEED_MY_HTOBE32
781# define PERL_NEED_MY_BETOH32
782# ifdef HAS_QUAD
783# define PERL_NEED_MY_HTOLE64
784# define PERL_NEED_MY_LETOH64
785# define PERL_NEED_MY_HTOBE64
786# define PERL_NEED_MY_BETOH64
787# endif
788# define PERL_NEED_MY_HTOLES
789# define PERL_NEED_MY_LETOHS
790# define PERL_NEED_MY_HTOBES
791# define PERL_NEED_MY_BETOHS
792# define PERL_NEED_MY_HTOLEI
793# define PERL_NEED_MY_LETOHI
794# define PERL_NEED_MY_HTOBEI
795# define PERL_NEED_MY_BETOHI
796# define PERL_NEED_MY_HTOLEL
797# define PERL_NEED_MY_LETOHL
798# define PERL_NEED_MY_HTOBEL
799# define PERL_NEED_MY_BETOHL
800/*----------------------------------------------------------------------------*/
801# endif /* end of byte-order macros */
802/*----------------------------------------------------------------------------*/
803
9c17f24a
NC
804/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
805 at least on FreeBSD. YMMV, so experiment. */
806#ifndef PERL_ARENA_SIZE
807#define PERL_ARENA_SIZE 4080
808#endif
809
1109a392
MHM
810#endif /* PERL_CORE */
811
bdf3085f
NC
812/* We no longer default to creating a new SV for GvSV.
813 Do this before embed. */
814#ifndef PERL_CREATE_GVSV
815#define PERL_DONT_CREATE_GVSV
816#endif
817
ca0c25f6
NC
818#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
819#define PERL_USES_PL_PIDSTATUS
820#endif
821
a62746fa
RGS
822#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
823#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
824#endif
825
66a93824
NIS
826/* Cannot include embed.h here on Win32 as win32.h has not
827 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
828 */
96e176bf 829#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9
GS
830# include "embed.h"
831#endif
832
c31fac66
GS
833#define MEM_SIZE Size_t
834
1936d2a7
NC
835/* Round all values passed to malloc up, by default to a multiple of
836 sizeof(size_t)
837*/
838#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
839#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
840#endif
841
51371543
GS
842#if defined(STANDARD_C) && defined(I_STDDEF)
843# include <stddef.h>
844# define STRUCT_OFFSET(s,m) offsetof(s,m)
845#else
846# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
847#endif
848
9969cdde 849#ifndef __SYMBIAN32__
27da23d5
JH
850# if defined(I_STRING) || defined(__cplusplus)
851# include <string.h>
852# else
853# include <strings.h>
854# endif
51371543
GS
855#endif
856
55497cff
PP
857/* This comes after <stdlib.h> so we don't try to change the standard
858 * library prototypes; we'll use our own in proto.h instead. */
03a14243 859
4633a7c4 860#ifdef MYMALLOC
86058a2d 861# ifdef PERL_POLLUTE_MALLOC
ee13e175 862# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
863# define Perl_malloc malloc
864# define Perl_calloc calloc
865# define Perl_realloc realloc
866# define Perl_mfree free
ee13e175 867# endif
86058a2d
GS
868# else
869# define EMBEDMYMALLOC /* for compatibility */
870# endif
827e134a 871
651b9576
GS
872# define safemalloc Perl_malloc
873# define safecalloc Perl_calloc
874# define saferealloc Perl_realloc
875# define safefree Perl_mfree
22f7c9c9
JH
876# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
877 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
878 code; \
879 } STMT_END
880# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
881 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
882# define panic_write2(s) write(2, s, strlen(s))
883# define CHECK_MALLOC_TAINT(newval) \
884 CHECK_MALLOC_TOO_LATE_FOR_( \
885 if (newval) { \
886 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
887 exit(1); })
22f7c9c9 888# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 889 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
890 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
891 }} STMT_END;
f2517201
GS
892#else /* MYMALLOC */
893# define safemalloc safesysmalloc
894# define safecalloc safesyscalloc
895# define saferealloc safesysrealloc
896# define safefree safesysfree
22f7c9c9
JH
897# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
898# define CHECK_MALLOC_TAINT(newval) ((void)0)
899# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 900#endif /* MYMALLOC */
4633a7c4 901
27da23d5 902#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
903#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
904#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
905#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
906
a0d0e21e
LW
907#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
908#define strchr index
909#define strrchr rindex
910#endif
911
16d20bd9
AD
912#ifdef I_MEMORY
913# include <memory.h>
914#endif
915
fe14fcc3 916#ifdef HAS_MEMCPY
85e6fe83 917# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 918# ifndef memcpy
20ce7b12 919 extern char * memcpy (char*, char*, int);
ee0007ab
LW
920# endif
921# endif
922#else
923# ifndef memcpy
924# ifdef HAS_BCOPY
925# define memcpy(d,s,l) bcopy(s,d,l)
926# else
927# define memcpy(d,s,l) my_bcopy(s,d,l)
928# endif
929# endif
930#endif /* HAS_MEMCPY */
fe14fcc3 931
ee0007ab 932#ifdef HAS_MEMSET
85e6fe83 933# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 934# ifndef memset
20ce7b12 935 extern char *memset (char*, int, int);
ee0007ab
LW
936# endif
937# endif
ee0007ab 938#else
12ae5dfc 939# undef memset
fc36a67e 940# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
941#endif /* HAS_MEMSET */
942
85e6fe83 943#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 944# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
945# define memmove(d,s,l) bcopy(s,d,l)
946# else
2304df62 947# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 948# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 949# else
79072805 950# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 951# endif
352d5a3a 952# endif
d9d8d8de 953#endif
ee0007ab 954
36477c24
PP
955#if defined(mips) && defined(ultrix) && !defined(__STDC__)
956# undef HAS_MEMCMP
957#endif
958
959#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 960# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 961# ifndef memcmp
20ce7b12 962 extern int memcmp (char*, char*, int);
ee0007ab
LW
963# endif
964# endif
36477c24 965# ifdef BUGGY_MSC
7e4e8c89 966# pragma function(memcmp)
36477c24 967# endif
ee0007ab
LW
968#else
969# ifndef memcmp
ecfc5424 970# define memcmp my_memcmp
352d5a3a 971# endif
36477c24 972#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 973
fc36a67e 974#ifndef memzero
c635e13b
PP
975# ifdef HAS_MEMSET
976# define memzero(d,l) memset(d,0,l)
79072805 977# else
c635e13b
PP
978# ifdef HAS_BZERO
979# define memzero(d,l) bzero(d,l)
79072805 980# else
fc36a67e 981# define memzero(d,l) my_bzero(d,l)
79072805
LW
982# endif
983# endif
d9d8d8de 984#endif
378cc40b 985
2f42fcb0 986#ifndef PERL_MICRO
0f27ced1
JH
987#ifndef memchr
988# ifndef HAS_MEMCHR
989# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
990# endif
991#endif
2f42fcb0 992#endif
0f27ced1 993
36477c24
PP
994#ifndef HAS_BCMP
995# ifndef bcmp
996# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 997# endif
36477c24 998#endif /* !HAS_BCMP */
378cc40b 999
ae986130 1000#ifdef I_NETINET_IN
79072805 1001# include <netinet/in.h>
ae986130
LW
1002#endif
1003
28e8609d
JH
1004#ifdef I_ARPA_INET
1005# include <arpa/inet.h>
1006#endif
1007
84902520
TB
1008#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1009/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1010 * (the neo-BSD seem to do this). */
1011# undef SF_APPEND
1012#endif
1013
1aef975c 1014#ifdef I_SYS_STAT
84902520 1015# include <sys/stat.h>
1aef975c 1016#endif
79072805 1017
a0d0e21e
LW
1018/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1019 like UTekV) are broken, sometimes giving false positives. Undefine
1020 them here and let the code below set them to proper values.
1021
1022 The ghs macro stands for GreenHills Software C-1.8.5 which
1023 is the C compiler for sysV88 and the various derivatives.
1024 This header file bug is corrected in gcc-2.5.8 and later versions.
1025 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1026
1027#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
1028# undef S_ISDIR
1029# undef S_ISCHR
1030# undef S_ISBLK
1031# undef S_ISREG
1032# undef S_ISFIFO
1033# undef S_ISLNK
ee0007ab 1034#endif
135863df 1035
663a0e37
LW
1036#ifdef I_TIME
1037# include <time.h>
ffed7fef 1038#endif
663a0e37 1039
fe14fcc3 1040#ifdef I_SYS_TIME
85e6fe83 1041# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1042# define KERNEL
1043# endif
1044# include <sys/time.h>
85e6fe83 1045# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1046# undef KERNEL
1047# endif
a687059c 1048#endif
135863df 1049
55497cff 1050#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1051# include <sys/times.h>
d9d8d8de 1052#endif
8d063cd8 1053
fe14fcc3 1054#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1055# undef HAS_STRERROR
663a0e37
LW
1056#endif
1057
1058#include <errno.h>
1e743fda 1059
acfe0abc 1060#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1061# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1062#endif
1063
8cfab5ff
JH
1064/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1065 * This is important for using IPv6.
1066 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1067 * a bad idea since it breaks send() and recv(). */
1068#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1069# define _SOCKADDR_LEN
1070#endif
1071
8d3f517a 1072#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH
1073# include <sys/socket.h>
1074# if defined(USE_SOCKS) && defined(I_SOCKS)
1075# if !defined(INCLUDE_PROTOTYPES)
1076# define INCLUDE_PROTOTYPES /* for <socks.h> */
1077# define PERL_SOCKS_NEED_PROTOTYPES
1078# endif
1079# include <socks.h>
1080# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1081# undef INCLUDE_PROTOTYPES
1082# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1083# endif
d460ef45 1084# endif
1e743fda 1085# ifdef I_NETDB
2986a63f
JH
1086# ifdef NETWARE
1087# include<stdio.h>
1088# endif
1e743fda
JH
1089# include <netdb.h>
1090# endif
1091# ifndef ENOTSOCK
1092# ifdef I_NET_ERRNO
1093# include <net/errno.h>
1094# endif
1095# endif
1096#endif
1097
fa0a29af 1098/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1099 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1100 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1101#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1102# if defined(__THROW) && defined(__GLIBC__)
1103int sockatmark(int) __THROW;
1104# else
2ef53570 1105int sockatmark(int);
29820b6d 1106# endif
2ef53570
JH
1107#endif
1108
1e743fda
JH
1109#ifdef SETERRNO
1110# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1111#endif
f86702cc
PP
1112
1113#ifdef VMS
1114# define SETERRNO(errcode,vmserrcode) \
1115 STMT_START { \
1116 set_errno(errcode); \
1117 set_vaxc_errno(vmserrcode); \
1118 } STMT_END
93189314
JH
1119# define LIB_INVARG LIB$_INVARG
1120# define RMS_DIR RMS$_DIR
1121# define RMS_FAC RMS$_FAC
1122# define RMS_FEX RMS$_FEX
1123# define RMS_FNF RMS$_FNF
1124# define RMS_IFI RMS$_IFI
1125# define RMS_ISI RMS$_ISI
1126# define RMS_PRV RMS$_PRV
1127# define SS_ACCVIO SS$_ACCVIO
1128# define SS_DEVOFFLINE SS$_DEVOFFLINE
1129# define SS_IVCHAN SS$_IVCHAN
1130# define SS_NORMAL SS$_NORMAL
748a9306 1131#else
aba27d88 1132# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
93189314
JH
1133# define LIB_INVARG 0
1134# define RMS_DIR 0
1135# define RMS_FAC 0
1136# define RMS_FEX 0
1137# define RMS_FNF 0
1138# define RMS_IFI 0
1139# define RMS_ISI 0
1140# define RMS_PRV 0
1141# define SS_ACCVIO 0
1142# define SS_DEVOFFLINE 0
1143# define SS_IVCHAN 0
1144# define SS_NORMAL 0
748a9306 1145#endif
ed6116ce 1146
3db8f154 1147#define ERRSV GvSV(PL_errgv)
e203899d
NC
1148/* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1149#define DEFSV GvSVn(PL_defgv)
3db8f154 1150#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1151
98eae8f5
GS
1152#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1153
55497cff 1154#ifndef errno
5ff3f7a4
GS
1155 extern int errno; /* ANSI allows errno to be an lvalue expr.
1156 * For example in multithreaded environments
1157 * something like this might happen:
1158 * extern int *_errno(void);
1159 * #define errno (*_errno()) */
d9d8d8de 1160#endif
663a0e37 1161
2304df62 1162#ifdef HAS_STRERROR
a0d0e21e 1163# ifdef VMS
20ce7b12 1164 char *strerror (int,...);
a0d0e21e 1165# else
68dc0745 1166#ifndef DONT_DECLARE_STD
20ce7b12 1167 char *strerror (int);
68dc0745 1168#endif
a0d0e21e 1169# endif
2304df62
AD
1170# ifndef Strerror
1171# define Strerror strerror
1172# endif
1173#else
1174# ifdef HAS_SYS_ERRLIST
79072805
LW
1175 extern int sys_nerr;
1176 extern char *sys_errlist[];
2304df62
AD
1177# ifndef Strerror
1178# define Strerror(e) \
79072805 1179 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1180# endif
79072805 1181# endif
35c8bce7 1182#endif
663a0e37 1183
2304df62 1184#ifdef I_SYS_IOCTL
79072805
LW
1185# ifndef _IOCTL_
1186# include <sys/ioctl.h>
1187# endif
a687059c
LW
1188#endif
1189
ee0007ab 1190#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1191# ifdef HAS_SOCKETPAIR
1192# undef HAS_SOCKETPAIR
1193# endif
2304df62
AD
1194# ifdef I_NDBM
1195# undef I_NDBM
79072805 1196# endif
a687059c
LW
1197#endif
1198
02fc2eee
NC
1199#ifndef HAS_SOCKETPAIR
1200# ifdef HAS_SOCKET
1201# define socketpair Perl_my_socketpair
1202# endif
1203#endif
1204
a687059c 1205#if INTSIZE == 2
79072805
LW
1206# define htoni htons
1207# define ntohi ntohs
a687059c 1208#else
79072805
LW
1209# define htoni htonl
1210# define ntohi ntohl
a687059c
LW
1211#endif
1212
a0d0e21e 1213/* Configure already sets Direntry_t */
35c8bce7 1214#if defined(I_DIRENT)
663a0e37 1215# include <dirent.h>
8f1f23e8
W
1216 /* NeXT needs dirent + sys/dir.h */
1217# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1218# include <sys/dir.h>
1219# endif
ae986130 1220#else
fe14fcc3 1221# ifdef I_SYS_NDIR
79a0689e 1222# include <sys/ndir.h>
663a0e37 1223# else
fe14fcc3 1224# ifdef I_SYS_DIR
79a0689e
LW
1225# ifdef hp9000s500
1226# include <ndir.h> /* may be wrong in the future */
1227# else
1228# include <sys/dir.h>
1229# endif
663a0e37
LW
1230# endif
1231# endif
4633a7c4 1232#endif
a687059c 1233
12ae5dfc
JH
1234#ifdef PERL_MICRO
1235# ifndef DIR
1236# define DIR void
1237# endif
1238#endif
1239
352d5a3a
LW
1240#ifdef FPUTS_BOTCH
1241/* work around botch in SunOS 4.0.1 and 4.0.2 */
1242# ifndef fputs
79072805 1243# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1244# endif
1245#endif
1246
c623bd54
LW
1247/*
1248 * The following gobbledygook brought to you on behalf of __STDC__.
1249 * (I could just use #ifndef __STDC__, but this is more bulletproof
1250 * in the face of half-implementations.)
1251 */
1252
7114a2d2 1253#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1254#include <sys/mode.h>
1255#endif
1256
c623bd54
LW
1257#ifndef S_IFMT
1258# ifdef _S_IFMT
1259# define S_IFMT _S_IFMT
1260# else
1261# define S_IFMT 0170000
1262# endif
1263#endif
1264
1265#ifndef S_ISDIR
1266# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1267#endif
1268
1269#ifndef S_ISCHR
1270# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1271#endif
1272
1273#ifndef S_ISBLK
fe14fcc3
LW
1274# ifdef S_IFBLK
1275# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1276# else
1277# define S_ISBLK(m) (0)
1278# endif
c623bd54
LW
1279#endif
1280
1281#ifndef S_ISREG
1282# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1283#endif
1284
1285#ifndef S_ISFIFO
fe14fcc3
LW
1286# ifdef S_IFIFO
1287# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1288# else
1289# define S_ISFIFO(m) (0)
1290# endif
c623bd54
LW
1291#endif
1292
1293#ifndef S_ISLNK
1294# ifdef _S_ISLNK
1295# define S_ISLNK(m) _S_ISLNK(m)
1296# else
1297# ifdef _S_IFLNK
1298# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1299# else
1300# ifdef S_IFLNK
1301# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1302# else
1303# define S_ISLNK(m) (0)
1304# endif
1305# endif
1306# endif
1307#endif
1308
1309#ifndef S_ISSOCK
1310# ifdef _S_ISSOCK
1311# define S_ISSOCK(m) _S_ISSOCK(m)
1312# else
1313# ifdef _S_IFSOCK
1314# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1315# else
1316# ifdef S_IFSOCK
1317# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1318# else
1319# define S_ISSOCK(m) (0)
1320# endif
1321# endif
1322# endif
1323#endif
1324
1325#ifndef S_IRUSR
1326# ifdef S_IREAD
1327# define S_IRUSR S_IREAD
1328# define S_IWUSR S_IWRITE
1329# define S_IXUSR S_IEXEC
1330# else
1331# define S_IRUSR 0400
1332# define S_IWUSR 0200
1333# define S_IXUSR 0100
1334# endif
fac7cdfc 1335#endif
1336
1337#ifndef S_IRGRP
1338# ifdef S_IRUSR
1339# define S_IRGRP (S_IRUSR>>3)
1340# define S_IWGRP (S_IWUSR>>3)
1341# define S_IXGRP (S_IXUSR>>3)
1342# else
1343# define S_IRGRP 0040
1344# define S_IWGRP 0020
1345# define S_IXGRP 0010
1346# endif
1347#endif
1348
1349#ifndef S_IROTH
1350# ifdef S_IRUSR
1351# define S_IROTH (S_IRUSR>>6)
1352# define S_IWOTH (S_IWUSR>>6)
1353# define S_IXOTH (S_IXUSR>>6)
1354# else
1355# define S_IROTH 0040
1356# define S_IWOTH 0020
1357# define S_IXOTH 0010
1358# endif
c623bd54
LW
1359#endif
1360
1361#ifndef S_ISUID
1362# define S_ISUID 04000
1363#endif
1364
1365#ifndef S_ISGID
1366# define S_ISGID 02000
1367#endif
1368
ca6e1c26
JH
1369#ifndef S_IRWXU
1370# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1371#endif
ca6e1c26
JH
1372
1373#ifndef S_IRWXG
1374# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1375#endif
ca6e1c26
JH
1376
1377#ifndef S_IRWXO
1378# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1379#endif
ca6e1c26 1380
c21fb2b8
JH
1381/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1382 * which would get included through <sys/file.h >, but that is 3000
1383 * lines in the future. --jhi */
1384
1385#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH
1386# define S_IREAD S_IRUSR
1387#endif
1388
c21fb2b8 1389#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH
1390# define S_IWRITE S_IWUSR
1391#endif
1392
1393#ifndef S_IEXEC
1394# define S_IEXEC S_IXUSR
1395#endif
1396
79072805
LW
1397#ifdef ff_next
1398# undef ff_next
352d5a3a
LW
1399#endif
1400
a0d0e21e 1401#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1402# define SLOPPYDIVIDE
1403#endif
1404
748a9306
LW
1405#ifdef UV
1406#undef UV
1407#endif
1408
c89df6bf
JH
1409#ifdef SPRINTF_E_BUG
1410# define sprintf UTS_sprintf_wrap
1411#endif
1412
ce582cee
NC
1413/* For the times when you want the return value of sprintf, and you want it
1414 to be the length. Can't have a thread variable passed in, because C89 has
1415 no varargs macros.
1416*/
1417#ifdef SPRINTF_RETURNS_STRLEN
1418# define my_sprintf sprintf
1419#else
1420# define my_sprintf Perl_my_sprintf
1421#endif
1422
c495e728
JH
1423/* Configure gets this right but the UTS compiler gets it wrong.
1424 -- Hal Morris <hom00@utsglobal.com> */
1425#ifdef UTS
1426# undef UVTYPE
1427# define UVTYPE unsigned
1428#endif
1429
05f13f53 1430/*
27d4fb96
PP
1431 The IV type is supposed to be long enough to hold any integral
1432 value or a pointer.
1433 --Andy Dougherty August 1996
1434*/
1435
a22e52b9
JH
1436typedef IVTYPE IV;
1437typedef UVTYPE UV;
8175356b 1438
10cc9d2a 1439#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1440# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1441# define IV_MAX INT64_MAX
1442# define IV_MIN INT64_MIN
1443# define UV_MAX UINT64_MAX
cae7ae48
JH
1444# ifndef UINT64_MIN
1445# define UINT64_MIN 0
1446# endif
5ff3f7a4
GS
1447# define UV_MIN UINT64_MIN
1448# else
1449# define IV_MAX PERL_QUAD_MAX
1450# define IV_MIN PERL_QUAD_MIN
1451# define UV_MAX PERL_UQUAD_MAX
1452# define UV_MIN PERL_UQUAD_MIN
1453# endif
cf2093f6
JH
1454# define IV_IS_QUAD
1455# define UV_IS_QUAD
79072805 1456#else
8175356b 1457# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1458# define IV_MAX INT32_MAX
1459# define IV_MIN INT32_MIN
716026f9
DL
1460# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1461# define UV_MAX UINT32_MAX
1462# else
1463# define UV_MAX 4294967295U
1464# endif
cae7ae48
JH
1465# ifndef UINT32_MIN
1466# define UINT32_MIN 0
1467# endif
5ff3f7a4
GS
1468# define UV_MIN UINT32_MIN
1469# else
1470# define IV_MAX PERL_LONG_MAX
1471# define IV_MIN PERL_LONG_MIN
1472# define UV_MAX PERL_ULONG_MAX
1473# define UV_MIN PERL_ULONG_MIN
1474# endif
8175356b 1475# if IVSIZE == 8
cf2093f6
JH
1476# define IV_IS_QUAD
1477# define UV_IS_QUAD
de1c2614
JH
1478# ifndef HAS_QUAD
1479# define HAS_QUAD
1480# endif
cf2093f6
JH
1481# else
1482# undef IV_IS_QUAD
1483# undef UV_IS_QUAD
de1c2614 1484# undef HAS_QUAD
cf2093f6 1485# endif
79072805 1486#endif
d7d93a81 1487
1109a392
MHM
1488#ifndef HAS_QUAD
1489# undef PERL_NEED_MY_HTOLE64
1490# undef PERL_NEED_MY_LETOH64
1491# undef PERL_NEED_MY_HTOBE64
1492# undef PERL_NEED_MY_BETOH64
1493#endif
1494
6cde8aec 1495#if defined(uts) || defined(UTS)
11afe549
HM
1496# undef UV_MAX
1497# define UV_MAX (4294967295u)
20601011
JH
1498#endif
1499
cae7ae48 1500#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1501#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1502
28e5dec8 1503#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1504#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1505#endif
1506
d460ef45 1507/*
26bb67e2
JH
1508 * The macros INT2PTR and NUM2PTR are (despite their names)
1509 * bi-directional: they will convert int/float to or from pointers.
1510 * However the conversion to int/float are named explicitly:
1511 * PTR2IV, PTR2UV, PTR2NV.
1512 *
1513 * For int conversions we do not need two casts if pointers are
1514 * the same size as IV and UV. Otherwise we need an explicit
1515 * cast (PTRV) to avoid compiler warnings.
1516 */
56431972
RB
1517#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1518# define PTRV UV
1519# define INT2PTR(any,d) (any)(d)
1520#else
d460ef45 1521# if PTRSIZE == LONGSIZE
56431972 1522# define PTRV unsigned long
e91e3b10 1523# define PTR2ul(p) (unsigned long)(p)
42718184 1524# else
56431972 1525# define PTRV unsigned
42718184 1526# endif
e91e3b10
RB
1527#endif
1528
1529#ifndef INT2PTR
56431972 1530# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1531#endif
e91e3b10
RB
1532
1533#ifndef PTR2ul
1534# define PTR2ul(p) INT2PTR(unsigned long,p)
1535#endif
1536
56431972
RB
1537#define NUM2PTR(any,d) (any)(PTRV)(d)
1538#define PTR2IV(p) INT2PTR(IV,p)
1539#define PTR2UV(p) INT2PTR(UV,p)
1540#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1541#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1542
8141890a
JH
1543/* According to strict ANSI C89 one cannot freely cast between
1544 * data pointers and function (code) pointers. There are at least
1545 * two ways around this. One (used below) is to do two casts,
1546 * first the other pointer to an (unsigned) integer, and then
1547 * the integer to the other pointer. The other way would be
1548 * to use unions to "overlay" the pointers. For an example of
1549 * the latter technique, see union dirpu in struct xpvio in sv.h.
1550 * The only feasible use is probably temporarily storing
1551 * function pointers in a data pointer (such as a void pointer). */
1552
e91e3b10
RB
1553#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1554#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1555
65202027 1556#ifdef USE_LONG_DOUBLE
1048ea30
JH
1557# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1558# define LONG_DOUBLE_EQUALS_DOUBLE
1559# endif
68d4903c 1560# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1561# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1562# endif
1563#endif
1564
2d4389e4
JH
1565#ifdef OVR_DBL_DIG
1566/* Use an overridden DBL_DIG */
1567# ifdef DBL_DIG
1568# undef DBL_DIG
1569# endif
1570# define DBL_DIG OVR_DBL_DIG
1571#else
1572/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1573 default value for printing floating point numbers in Gconvert
1574 (see config.h). (It also has other uses, such as figuring out if
1575 a given precision of printing can be done with a double instead of
1576 a long double - Allen).
2d4389e4
JH
1577*/
1578#ifdef I_LIMITS
1579#include <limits.h>
1580#endif
1581#ifdef I_FLOAT
1582#include <float.h>
1583#endif
1584#ifndef HAS_DBL_DIG
1585#define DBL_DIG 15 /* A guess that works lots of places */
1586#endif
1587#endif
cbca01e1
JH
1588#ifdef I_FLOAT
1589#include <float.h>
1590#endif
1591#ifndef HAS_DBL_DIG
1592#define DBL_DIG 15 /* A guess that works lots of places */
1593#endif
2d4389e4
JH
1594
1595#ifdef OVR_LDBL_DIG
1596/* Use an overridden LDBL_DIG */
1597# ifdef LDBL_DIG
1598# undef LDBL_DIG
1599# endif
1600# define LDBL_DIG OVR_LDBL_DIG
1601#else
1602/* The following is all to get LDBL_DIG, in order to pick a nice
1603 default value for printing floating point numbers in Gconvert.
1604 (see config.h)
1605*/
68d4903c
JH
1606# ifdef I_LIMITS
1607# include <limits.h>
1608# endif
1609# ifdef I_FLOAT
1610# include <float.h>
1611# endif
1612# ifndef HAS_LDBL_DIG
1613# if LONG_DOUBLESIZE == 10
1614# define LDBL_DIG 18 /* assume IEEE */
1615# else
1616# if LONG_DOUBLESIZE == 12
1617# define LDBL_DIG 18 /* gcc? */
1618# else
1619# if LONG_DOUBLESIZE == 16
1620# define LDBL_DIG 33 /* assume IEEE */
1621# else
1622# if LONG_DOUBLESIZE == DOUBLESIZE
1623# define LDBL_DIG DBL_DIG /* bummer */
1624# endif
1625# endif
1626# endif
1627# endif
1628# endif
2d4389e4
JH
1629#endif
1630
20f6aaab
AS
1631/*
1632 * This is for making sure we have a good DBL_MAX value, if possible,
1633 * either for usage as NV_MAX or for usage in figuring out if we can
1634 * fit a given long double into a double, if bug-fixing makes it
1635 * necessary to do so. - Allen <allens@cpan.org>
1636 */
1637
205f51d8
AS
1638#ifdef I_LIMITS
1639# include <limits.h>
20f6aaab
AS
1640#endif
1641
205f51d8
AS
1642#ifdef I_VALUES
1643# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1644# include <values.h>
1645# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1646# define DBL_MAX MAXDOUBLE
1647# endif
1648# if defined(MINDOUBLE) && !defined(DBL_MIN)
1649# define DBL_MIN MINDOUBLE
1650# endif
1651# endif
1652#endif /* defined(I_VALUES) */
1653
a22e52b9 1654typedef NVTYPE NV;
8175356b 1655
792d8dab
JH
1656#ifdef I_IEEEFP
1657# include <ieeefp.h>
1658#endif
923fc586 1659
65202027 1660#ifdef USE_LONG_DOUBLE
923fc586
JH
1661# ifdef I_SUNMATH
1662# include <sunmath.h>
1663# endif
2d4389e4 1664# define NV_DIG LDBL_DIG
d6c14000
JH
1665# ifdef LDBL_MANT_DIG
1666# define NV_MANT_DIG LDBL_MANT_DIG
1667# endif
06fc1729
JH
1668# ifdef LDBL_MIN
1669# define NV_MIN LDBL_MIN
1670# endif
1671# ifdef LDBL_MAX
1672# define NV_MAX LDBL_MAX
1673# endif
1674# ifdef LDBL_MIN_10_EXP
1675# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1676# endif
1677# ifdef LDBL_MAX_10_EXP
1678# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1679# endif
1680# ifdef LDBL_EPSILON
1681# define NV_EPSILON LDBL_EPSILON
1682# endif
f4a14a62
JH
1683# ifdef LDBL_MAX
1684# define NV_MAX LDBL_MAX
20f6aaab 1685/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1686# else
1687# ifdef HUGE_VALL
1688# define NV_MAX HUGE_VALL
1689# else
1690# ifdef HUGE_VAL
1691# define NV_MAX ((NV)HUGE_VAL)
1692# endif
1693# endif
1694# endif
68d4903c 1695# ifdef HAS_SQRTL
68d4903c
JH
1696# define Perl_cos cosl
1697# define Perl_sin sinl
1698# define Perl_sqrt sqrtl
1699# define Perl_exp expl
1700# define Perl_log logl
1701# define Perl_atan2 atan2l
1702# define Perl_pow powl
1703# define Perl_floor floorl
1bbae031 1704# define Perl_ceil ceill
68d4903c
JH
1705# define Perl_fmod fmodl
1706# endif
a3540c92
JH
1707/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1708# ifdef HAS_MODFL
1709# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
1710/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1711 prototype in <math.h> */
1712# ifndef HAS_MODFL_PROTO
a221a8a5 1713EXTERN_C long double modfl(long double, long double *);
51997bc3 1714# endif
03476e8e
JH
1715# else
1716# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1717 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
1718# define Perl_modf(x,y) Perl_my_modfl(x,y)
1719# endif
a3540c92
JH
1720# endif
1721# ifdef HAS_FREXPL
dff3e0b8 1722# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
1723# else
1724# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1725 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
1726# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1727# endif
a3540c92 1728# endif
38dbb4c5 1729# ifndef Perl_isnan
758a5d79
JH
1730# ifdef HAS_ISNANL
1731# define Perl_isnan(x) isnanl(x)
1732# endif
1733# endif
1734# ifndef Perl_isinf
1735# ifdef HAS_FINITEL
1736# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
1737# endif
1738# endif
65202027 1739#else
2d4389e4 1740# define NV_DIG DBL_DIG
d6c14000
JH
1741# ifdef DBL_MANT_DIG
1742# define NV_MANT_DIG DBL_MANT_DIG
1743# endif
06fc1729
JH
1744# ifdef DBL_MIN
1745# define NV_MIN DBL_MIN
1746# endif
1747# ifdef DBL_MAX
1748# define NV_MAX DBL_MAX
1749# endif
1750# ifdef DBL_MIN_10_EXP
1751# define NV_MIN_10_EXP DBL_MIN_10_EXP
1752# endif
1753# ifdef DBL_MAX_10_EXP
1754# define NV_MAX_10_EXP DBL_MAX_10_EXP
1755# endif
1756# ifdef DBL_EPSILON
1757# define NV_EPSILON DBL_EPSILON
1758# endif
205f51d8 1759# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
1760# define NV_MAX DBL_MAX
1761# define NV_MIN DBL_MIN
1762# else
1763# ifdef HUGE_VAL
1764# define NV_MAX HUGE_VAL
1765# endif
1766# endif
65202027
DS
1767# define Perl_cos cos
1768# define Perl_sin sin
1769# define Perl_sqrt sqrt
1770# define Perl_exp exp
1771# define Perl_log log
1772# define Perl_atan2 atan2
1773# define Perl_pow pow
1774# define Perl_floor floor
1bbae031 1775# define Perl_ceil ceil
65202027 1776# define Perl_fmod fmod
a3540c92 1777# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1778# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
1779#endif
1780
1781/* rumor has it that Win32 has _fpclass() */
1782
205f51d8
AS
1783/* SGI has fpclassl... but not with the same result values,
1784 * and it's via a typedef (not via #define), so will need to redo Configure
1785 * to use. Not worth the trouble, IMO, at least until the below is used
1786 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1787 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1788 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1789
758a5d79
JH
1790#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1791# ifdef I_IEEFP
1792# include <ieeefp.h>
1793# endif
1794# ifdef I_FP
1795# include <fp.h>
1796# endif
1797# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1798# define Perl_fp_class() fpclassl(x)
1799# else
1800# define Perl_fp_class() fpclass(x)
1801# endif
1802# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1803# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1804# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1805# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1806# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1807# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1808# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1809# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1810# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1811# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1812# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1813# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1814# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1815# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1816# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1817#endif
1818
7114a2d2 1819#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
1820# include <math.h>
1821# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1822# include <fp_class.h>
1823# endif
1824# define Perl_fp_class(x) fp_class(x)
1825# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1826# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1827# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1828# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1829# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1830# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1831# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1832# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1833# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1834# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1835# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1836# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1837# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1838# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1839# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1840#endif
1841
1842#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1843# include <math.h>
1844# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 1845# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
1846# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1847# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1848# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1849# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1850#endif
1851
1852#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1853# include <math.h>
1854# ifndef _cplusplus
1855# define Perl_fp_class(x) class(x)
1856# else
1857# define Perl_fp_class(x) _class(x)
1858# endif
1859# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1860# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1861# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1862# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1863# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1864# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1865# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1866# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1867# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1868# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1869# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1870# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1871# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1872# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1873# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1874#endif
1875
1876/* rumor has it that Win32 has _isnan() */
1877
1878#ifndef Perl_isnan
a3540c92 1879# ifdef HAS_ISNAN
758a5d79
JH
1880# define Perl_isnan(x) isnan((NV)x)
1881# else
1882# ifdef Perl_fp_class_nan
1883# define Perl_isnan(x) Perl_fp_class_nan(x)
1884# else
1885# ifdef HAS_UNORDERED
1886# define Perl_isnan(x) unordered((x), 0.0)
1887# else
1888# define Perl_isnan(x) ((x)!=(x))
1889# endif
1890# endif
1891# endif
1892#endif
1893
ca6c63e1
JH
1894#ifdef UNDER_CE
1895int isnan(double d);
1896#endif
1897
758a5d79
JH
1898#ifndef Perl_isinf
1899# ifdef HAS_ISINF
1900# define Perl_isinf(x) isinf((NV)x)
a3540c92 1901# else
758a5d79
JH
1902# ifdef Perl_fp_class_inf
1903# define Perl_isinf(x) Perl_fp_class_inf(x)
1904# else
1905# define Perl_isinf(x) ((x)==NV_INF)
1906# endif
1907# endif
1908#endif
1909
1910#ifndef Perl_isfinite
1911# ifdef HAS_FINITE
1912# define Perl_isfinite(x) finite((NV)x)
1913# else
1914# ifdef HAS_ISFINITE
1915# define Perl_isfinite(x) isfinite(x)
1916# else
1917# ifdef Perl_fp_class_finite
1918# define Perl_isfinite(x) Perl_fp_class_finite(x)
1919# else
1920# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1921# endif
1922# endif
a3540c92 1923# endif
65202027
DS
1924#endif
1925
a36244b7
JH
1926/* The default is to use Perl's own atof() implementation (in numeric.c).
1927 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1928 * it is however best to use the native implementation of atof.
1929 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1930 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
1931 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1932 * you may need to be using a different function than atof! */
a36244b7
JH
1933
1934#ifndef USE_PERL_ATOF
1935# ifndef _UNICOS
1936# define USE_PERL_ATOF
1937# endif
1938#else
1939# if USE_PERL_ATOF == 0
1940# undef USE_PERL_ATOF
1941# endif
1942#endif
1943
1944#ifdef USE_PERL_ATOF
1945# define Perl_atof(s) Perl_my_atof(s)
1946# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1947#else
1948# define Perl_atof(s) (NV)atof(s)
1949# define Perl_atof2(s, n) ((n) = atof(s))
1950#endif
cf2093f6 1951
d460ef45 1952/* Previously these definitions used hardcoded figures.
760ac839
LW
1953 * It is hoped these formula are more portable, although
1954 * no data one way or another is presently known to me.
1955 * The "PERL_" names are used because these calculated constants
1956 * do not meet the ANSI requirements for LONG_MAX, etc., which
1957 * need to be constants acceptable to #if - kja
1958 * define PERL_LONG_MAX 2147483647L
1959 * define PERL_LONG_MIN (-LONG_MAX - 1)
1960 * define PERL ULONG_MAX 4294967295L
1961 */
1962
1963#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1964# include <limits.h>
760ac839 1965#endif
205f51d8
AS
1966/* Included values.h above if necessary; still including limits.h down here,
1967 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 1968
99abf803
PP
1969/*
1970 * Try to figure out max and min values for the integral types. THE CORRECT
1971 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1972 * following hacks are used if neither limits.h or values.h provide them:
1973 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1974 * for types < int: (unsigned TYPE)~(unsigned)0
1975 * The argument to ~ must be unsigned so that later signed->unsigned
1976 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1977 * and it must not be smaller than int because ~ does integral promotion.
1978 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1979 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1980 * The latter is a hack which happens to work on some machines but
1981 * does *not* catch any random system, or things like integer types
1982 * with NaN if that is possible.
1983 *
1984 * All of the types are explicitly cast to prevent accidental loss of
1985 * numeric range, and in the hope that they will be less likely to confuse
1986 * over-eager optimizers.
1987 *
1988 */
27d4fb96 1989
99abf803
PP
1990#define PERL_UCHAR_MIN ((unsigned char)0)
1991
1992#ifdef UCHAR_MAX
1993# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1994#else
99abf803
PP
1995# ifdef MAXUCHAR
1996# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1997# else
99abf803 1998# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
1999# endif
2000#endif
d460ef45 2001
99abf803
PP
2002/*
2003 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2004 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2005 * depending on local options. Until Configure detects this (or at least
2006 * detects whether the "signed" keyword is available) the CHAR ranges
2007 * will not be included. UCHAR functions normally.
2008 * - kja
2009 */
27d4fb96 2010
99abf803
PP
2011#define PERL_USHORT_MIN ((unsigned short)0)
2012
2013#ifdef USHORT_MAX
2014# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2015#else
99abf803
PP
2016# ifdef MAXUSHORT
2017# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2018# else
ef2f54b0
CB
2019# ifdef USHRT_MAX
2020# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2021# else
2022# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2023# endif
27d4fb96
PP
2024# endif
2025#endif
2026
27d4fb96 2027#ifdef SHORT_MAX
99abf803 2028# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2029#else
2030# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2031# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2032# else
ef2f54b0
CB
2033# ifdef SHRT_MAX
2034# define PERL_SHORT_MAX ((short)SHRT_MAX)
2035# else
2036# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2037# endif
27d4fb96
PP
2038# endif
2039#endif
2040
2041#ifdef SHORT_MIN
99abf803 2042# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2043#else
2044# ifdef MINSHORT
99abf803 2045# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2046# else
ef2f54b0
CB
2047# ifdef SHRT_MIN
2048# define PERL_SHORT_MIN ((short)SHRT_MIN)
2049# else
2050# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2051# endif
27d4fb96
PP
2052# endif
2053#endif
2054
99abf803
PP
2055#ifdef UINT_MAX
2056# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2057#else
99abf803
PP
2058# ifdef MAXUINT
2059# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2060# else
99abf803 2061# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2062# endif
2063#endif
2064
99abf803 2065#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2066
2067#ifdef INT_MAX
99abf803 2068# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2069#else
2070# ifdef MAXINT /* Often used in <values.h> */
99abf803 2071# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2072# else
99abf803 2073# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2074# endif
2075#endif
2076
2077#ifdef INT_MIN
99abf803 2078# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2079#else
2080# ifdef MININT
99abf803 2081# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2082# else
2083# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2084# endif
2085#endif
2086
99abf803
PP
2087#ifdef ULONG_MAX
2088# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2089#else
99abf803
PP
2090# ifdef MAXULONG
2091# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2092# else
99abf803 2093# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2094# endif
2095#endif
2096
99abf803 2097#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2098
760ac839 2099#ifdef LONG_MAX
99abf803 2100# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2101#else
2102# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2103# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2104# else
99abf803 2105# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2106# endif
2107#endif
2108
2109#ifdef LONG_MIN
99abf803 2110# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2111#else
2112# ifdef MINLONG
99abf803 2113# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2114# else
27d4fb96 2115# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2116# endif
2117#endif
2118
d7d93a81 2119#ifdef UV_IS_QUAD
99abf803 2120
99abf803 2121# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2122# define PERL_UQUAD_MIN ((UV)0)
99abf803 2123# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2124# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2125
79072805
LW
2126#endif
2127
22f7c9c9
JH
2128#ifdef MYMALLOC
2129# include "malloc_ctl.h"
2130#endif
2131
830247a4 2132struct RExC_state_t;
880b20b6 2133
ee0007ab 2134typedef MEM_SIZE STRLEN;
450a55e4 2135
79072805
LW
2136typedef struct op OP;
2137typedef struct cop COP;
2138typedef struct unop UNOP;
2139typedef struct binop BINOP;
2140typedef struct listop LISTOP;
2141typedef struct logop LOGOP;
79072805
LW
2142typedef struct pmop PMOP;
2143typedef struct svop SVOP;
7934575e 2144typedef struct padop PADOP;
79072805 2145typedef struct pvop PVOP;
79072805
LW
2146typedef struct loop LOOP;
2147
93a17b20 2148typedef struct interpreter PerlInterpreter;
d2b3f365
SS
2149
2150/* Amdahl's <ksync.h> has struct sv */
2151/* SGI's <sys/sema.h> has struct sv */
2152#if defined(UTS) || defined(__sgi)
2153# define STRUCT_SV perl_sv
b8d3c5db
JH
2154#else
2155# define STRUCT_SV sv
2156#endif
2157typedef struct STRUCT_SV SV;
79072805
LW
2158typedef struct av AV;
2159typedef struct hv HV;
2160typedef struct cv CV;
378cc40b 2161typedef struct regexp REGEXP;
79072805 2162typedef struct gp GP;
0c30d9ec 2163typedef struct gv GV;
8990e307 2164typedef struct io IO;
c09156bb 2165typedef struct context PERL_CONTEXT;
79072805
LW
2166typedef struct block BLOCK;
2167
2168typedef struct magic MAGIC;
2169typedef struct xpv XPV;
2170typedef struct xpviv XPVIV;
ff68c719 2171typedef struct xpvuv XPVUV;
79072805
LW
2172typedef struct xpvnv XPVNV;
2173typedef struct xpvmg XPVMG;
2174typedef struct xpvlv XPVLV;
2175typedef struct xpvav XPVAV;
2176typedef struct xpvhv XPVHV;
2177typedef struct xpvgv XPVGV;
2178typedef struct xpvcv XPVCV;
2179typedef struct xpvbm XPVBM;
2180typedef struct xpvfm XPVFM;
8990e307 2181typedef struct xpvio XPVIO;
79072805
LW
2182typedef struct mgvtbl MGVTBL;
2183typedef union any ANY;
5f7fde29
GS
2184typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2185typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2186typedef struct clone_params CLONE_PARAMS;
2187
378cc40b 2188#include "handy.h"
a0d0e21e 2189
6b8eaf93 2190#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2191# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2192# define USE_64_BIT_RAWIO /* implicit */
2193# endif
4564133c
JH
2194#endif
2195
6b8eaf93
JH
2196/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2197 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2198 * however, because operating systems like to do that themself. */
2199#ifndef FSEEKSIZE
2200# ifdef HAS_FSEEKO
2201# define FSEEKSIZE LSEEKSIZE
2202# else
2203# define FSEEKSIZE LONGSIZE
d460ef45 2204# endif
6b8eaf93
JH
2205#endif
2206
2207#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2208# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2209# define USE_64_BIT_STDIO /* implicit */
2210# endif
2211#endif
4564133c 2212
09458382 2213#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2214# ifdef HAS_OFF64_T
2215# undef Off_t
2216# define Off_t off64_t
2217# undef LSEEKSIZE
2218# define LSEEKSIZE 8
5ff3f7a4 2219# endif
d9b3e12d
JH
2220/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2221 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2222 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2223# if defined(USE_OPEN64)
2224# define open open64
5ff3f7a4 2225# endif
d9b3e12d
JH
2226# if defined(USE_LSEEK64)
2227# define lseek lseek64
6b8eaf93
JH
2228# else
2229# if defined(USE_LLSEEK)
2230# define lseek llseek
2231# endif
d9b3e12d
JH
2232# endif
2233# if defined(USE_STAT64)
2234# define stat stat64
2235# endif
2236# if defined(USE_FSTAT64)
2237# define fstat fstat64
2238# endif
2239# if defined(USE_LSTAT64)
2240# define lstat lstat64
2241# endif
2242# if defined(USE_FLOCK64)
2243# define flock flock64
2244# endif
2245# if defined(USE_LOCKF64)
2246# define lockf lockf64
2247# endif
2248# if defined(USE_FCNTL64)
2249# define fcntl fcntl64
2250# endif
2251# if defined(USE_TRUNCATE64)
2252# define truncate truncate64
2253# endif
2254# if defined(USE_FTRUNCATE64)
2255# define ftruncate ftruncate64
2256# endif
2257#endif
2258
2259#ifdef USE_64_BIT_STDIO
2260# ifdef HAS_FPOS64_T
2261# undef Fpos_t
2262# define Fpos_t fpos64_t
2263# endif
2264/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2265 * will trigger defines like the ones below. Some 64-bit environments,
2266 * however, do not. */
2267# if defined(USE_FOPEN64)
2268# define fopen fopen64
2269# endif
2270# if defined(USE_FSEEK64)
6b8eaf93 2271# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2272# endif
2273# if defined(USE_FTELL64)
6b8eaf93 2274# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2275# endif
2276# if defined(USE_FSETPOS64)
2277# define fsetpos fsetpos64
2278# endif
2279# if defined(USE_FGETPOS64)
2280# define fgetpos fgetpos64
2281# endif
2282# if defined(USE_TMPFILE64)
2283# define tmpfile tmpfile64
2284# endif
2285# if defined(USE_FREOPEN64)
2286# define freopen freopen64
5ff3f7a4
GS
2287# endif
2288#endif
2289
af8b425d 2290#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH
2291# include "iperlsys.h"
2292#endif
2293
6f71a643 2294#if defined(__OPEN_VM)
19848b3f
JH
2295# include "vmesa/vmesaish.h"
2296# define ISHISH "vmesa"
6f71a643
JH
2297#endif
2298
748a9306 2299#ifdef DOSISH
19848b3f
JH
2300# if defined(OS2)
2301# include "os2ish.h"
2302# else
2303# include "dosish.h"
2304# endif
2305# define ISHISH "dos"
2306#endif
2307
2308#if defined(VMS)
748a9306 2309# include "vmsish.h"
96e176bf 2310# include "embed.h"
19848b3f
JH
2311# define ISHISH "vms"
2312#endif
2313
2314#if defined(PLAN9)
2315# include "./plan9/plan9ish.h"
2316# define ISHISH "plan9"
2317#endif
2318
2319#if defined(MPE)
2320# include "mpeix/mpeixish.h"
2321# define ISHISH "mpeix"
2322#endif
2323
2324#if defined(__VOS__)
196918b0
PG
2325# ifdef __GNUC__
2326# include "./vos/vosish.h"
2327# else
2328# include "vos/vosish.h"
2329# endif
19848b3f
JH
2330# define ISHISH "vos"
2331#endif
2332
2333#if defined(EPOC)
2334# include "epocish.h"
2335# define ISHISH "epoc"
2336#endif
2337
9969cdde 2338#ifdef __SYMBIAN32__
27da23d5
JH
2339# include "symbian/symbianish.h"
2340# include "embed.h"
2341# define ISHISH "symbian"
2342#endif
2343
19848b3f
JH
2344#if defined(MACOS_TRADITIONAL)
2345# include "macos/macish.h"
2346# ifndef NO_ENVIRON_ARRAY
2347# define NO_ENVIRON_ARRAY
0c30d9ec 2348# endif
19848b3f
JH
2349# define ISHISH "macos classic"
2350#endif
2351
efca5cc6
JH
2352#if defined(__BEOS__)
2353# include "beos/beosish.h"
2354# define ISHISH "beos"
2355#endif
2356
19848b3f
JH
2357#ifndef ISHISH
2358# include "unixish.h"
2359# define ISHISH "unix"
13b6e58c
JH
2360#endif
2361
2946a158
JH
2362/* NSIG logic from Configure --> */
2363/* Strange style to avoid deeply-nested #if/#else/#endif */
2364#ifndef NSIG
2365# ifdef _NSIG
2366# define NSIG (_NSIG)
2367# endif
2368#endif
2369
2370#ifndef NSIG
2371# ifdef SIGMAX
2372# define NSIG (SIGMAX+1)
2373# endif
2374#endif
2375
2376#ifndef NSIG
2377# ifdef SIG_MAX
2378# define NSIG (SIG_MAX+1)
2379# endif
2380#endif
2381
2382#ifndef NSIG
2383# ifdef _SIG_MAX
2384# define NSIG (_SIG_MAX+1)
2385# endif
2386#endif
2387
2388#ifndef NSIG
2389# ifdef MAXSIG
2390# define NSIG (MAXSIG+1)
2391# endif
2392#endif
2393
2394#ifndef NSIG
2395# ifdef MAX_SIG
2396# define NSIG (MAX_SIG+1)
2397# endif
2398#endif
2399
2400#ifndef NSIG
2401# ifdef SIGARRAYSIZE
2402# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2403# endif
2404#endif
2405
2406#ifndef NSIG
2407# ifdef _sys_nsig
2408# define NSIG (_sys_nsig) /* Solaris 2.5 */
2409# endif
2410#endif
2411
2412/* Default to some arbitrary number that's big enough to get most
2413 of the common signals.
2414*/
2415#ifndef NSIG
2416# define NSIG 50
2417#endif
2418/* <-- NSIG logic from Configure */
2419
13b6e58c
JH
2420#ifndef NO_ENVIRON_ARRAY
2421# define USE_ENVIRON_ARRAY
2422#endif
32f822de 2423
c77b533b
JH
2424/*
2425 * initialise to avoid floating-point exceptions from overflow, etc
2426 */
2427#ifndef PERL_FPU_INIT
2428# ifdef HAS_FPSETMASK
2429# if HAS_FLOATINGPOINT_H
2430# include <floatingpoint.h>
2431# endif
2432# define PERL_FPU_INIT fpsetmask(0);
c77b533b 2433# else
2f42fcb0 2434# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
8aad04aa 2435# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
b35112e7
CS
2436# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2437# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2438# else
2439# define PERL_FPU_INIT
2f42fcb0 2440
7014c407 2441# endif
c77b533b
JH
2442# endif
2443#endif
b35112e7
CS
2444#ifndef PERL_FPU_PRE_EXEC
2445# define PERL_FPU_PRE_EXEC {
2446# define PERL_FPU_POST_EXEC }
2447#endif
c77b533b 2448
ed344e4f
IZ
2449#ifndef PERL_SYS_INIT3
2450# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2451#endif
2452
be708cc0
JH
2453#ifndef PERL_WRITE_MSG_TO_CONSOLE
2454# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2455#endif
2456
0f31cffe
GS
2457#ifndef MAXPATHLEN
2458# ifdef PATH_MAX
b990c8b2
JH
2459# ifdef _POSIX_PATH_MAX
2460# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2461/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2462 * included the null byte or not. Later amendments of POSIX,
2463 * XPG4, the Austin Group, and the Single UNIX Specification
2464 * all explicitly include the null byte in the PATH_MAX.
2465 * Ditto for _POSIX_PATH_MAX. */
2466# define MAXPATHLEN PATH_MAX
b990c8b2 2467# else
09448d78 2468# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2469# endif
2470# else
2471# define MAXPATHLEN (PATH_MAX+1)
2472# endif
0f31cffe 2473# else
b990c8b2 2474# ifdef _POSIX_PATH_MAX
09448d78 2475# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2476# else
2477# define MAXPATHLEN 1024 /* Err on the large side. */
2478# endif
0f31cffe
GS
2479# endif
2480#endif
2481
c80263a8
SH
2482/* In case Configure was not used (we are using a "canned config"
2483 * such as Win32, or a cross-compilation setup, for example) try going
2484 * by the gcc major and minor versions. One useful URL is
2485 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2486 * but contrary to this information warn_unused_result seems
2487 * not to be in gcc 3.3.5, at least. --jhi
2488 * Set these up now otherwise we get confused when some of the <*thread.h>
2489 * includes below indirectly pull in <perlio.h> (which needs to know if we
2490 * have HASATTRIBUTE_FORMAT).
2491 */
2492
2493#if defined __GNUC__
2494# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2495# define HASATTRIBUTE_FORMAT
2496# endif
2497# if __GNUC__ >= 3 /* 3.0 -> */
2498# define HASATTRIBUTE_MALLOC
2499# endif
2500# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2501# define HASATTRIBUTE_NONNULL
2502# endif
2503# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2504# define HASATTRIBUTE_NORETURN
2505# endif
2506# if __GNUC__ >= 3 /* gcc 3.0 -> */
2507# define HASATTRIBUTE_PURE
2508# endif
2509# if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2510# define HASATTRIBUTE_UNUSED
2511# endif
2512# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2513# define HASATTRIBUTE_WARN_UNUSED_RESULT
2514# endif
2515#endif
2516
3db8f154 2517/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2518 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2519 * this results in many functions being undeclared which bothers C++
2520 * May make sense to have threads after "*ish.h" anyway
2521 */
2522
3db8f154 2523#if defined(USE_ITHREADS)
2986a63f
JH
2524# ifdef NETWARE
2525# include <nw5thread.h>
2526# else
32f822de
GS
2527# ifdef FAKE_THREADS
2528# include "fakethr.h"
2529# else
2530# ifdef WIN32
2531# include <win32thread.h>
2532# else
dd96f567
IZ
2533# ifdef OS2
2534# include "os2thread.h"
2535# else
7f3d1cf1 2536# ifdef I_MACH_CTHREADS
bdd66968 2537# include <mach/cthreads.h>
8f1f23e8 2538# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2539# define MUTEX_INIT_CALLS_MALLOC
2540# endif
7f3d1cf1
BH
2541typedef cthread_t perl_os_thread;
2542typedef mutex_t perl_mutex;
2543typedef condition_t perl_cond;
2544typedef void * perl_key;
2545# else /* Posix threads */
1f5ae88c
JH
2546# ifdef I_PTHREAD
2547# include <pthread.h>
2548# endif
7f3d1cf1
BH
2549typedef pthread_t perl_os_thread;
2550typedef pthread_mutex_t perl_mutex;
2551typedef pthread_cond_t perl_cond;
2552typedef pthread_key_t perl_key;
2553# endif /* I_MACH_CTHREADS */
dd96f567 2554# endif /* OS2 */
32f822de
GS
2555# endif /* WIN32 */
2556# endif /* FAKE_THREADS */
2986a63f 2557#endif /* NETWARE */
3db8f154 2558#endif /* USE_ITHREADS */
c5be433b 2559
66a93824 2560#if defined(WIN32)
1feb2720 2561# include "win32.h"
c5be433b
GS
2562#endif
2563
2986a63f
JH
2564#ifdef NETWARE
2565# include "netware.h"
2566#endif
2567
e5218da5 2568#define STATUS_UNIX PL_statusvalue
68dc0745 2569#ifdef VMS
6b88bc9c 2570# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2571/*
2572 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2573 * it's contents can not be trusted. Unfortunately, Perl seems to check
2574 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2575 * be updated also.
2576 */
2577# include <stsdef.h>
2578# include <ssdef.h>
2579/* Presume this because if VMS changes it, it will require a new
2580 * set of APIs for waiting on children for binary compatibility.
2581 */
2582# define child_offset_bits (8)
2583# ifndef C_FAC_POSIX
2584# define C_FAC_POSIX 0x35A000
2585# endif
2586
2587/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2588 * platform from the existing UNIX or Native status values.
2589 */
2590
37038d91 2591# define STATUS_EXIT \
7a7fd8e0
JM
2592 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2593 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2594
7a7fd8e0 2595
fb38d079
JM
2596/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2597 * exit code and shifts the UNIX value over the correct number of bits to
2598 * be a child status. Usually the number of bits is 8, but that could be
2599 * platform dependent. The NATIVE status code is presumed to have either
2600 * from a child process.
7a7fd8e0
JM
2601 */
2602
fb38d079
JM
2603/* This is complicated. The child processes return a true native VMS
2604 status which must be saved. But there is an assumption in Perl that
2605 the UNIX child status has some relationship to errno values, so
2606 Perl tries to translate it to text in some of the tests.
2607 In order to get the string translation correct, for the error, errno
2608 must be EVMSERR, but that generates a different text message
2609 than what the test programs are expecting. So an errno value must
2610 be derived from the native status value when an error occurs.
2611 That will hide the true native status message. With this version of
2612 perl, the true native child status can always be retrieved so that
2613 is not a problem. But in this case, Pl_statusvalue and errno may
2614 have different values in them.
2615 */
7a7fd8e0 2616
fb38d079 2617# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2618 STMT_START { \
2fbb330f
JM
2619 I32 evalue = (I32)n; \
2620 if (evalue == EVMSERR) { \
2621 PL_statusvalue_vms = vaxc$errno; \
2622 PL_statusvalue = evalue; \
7a7fd8e0 2623 } else { \
2fbb330f 2624 PL_statusvalue_vms = evalue; \
fb38d079 2625 if (evalue == -1) { \
3280af22 2626 PL_statusvalue = -1; \
7a7fd8e0
JM
2627 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2628 } else \
fb38d079 2629 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2630 set_vaxc_errno(evalue); \
fb38d079
JM
2631 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2632 set_errno(EVMSERR); \
2633 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2634 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2635 } \
68dc0745 2636 } STMT_END
7a7fd8e0 2637
68dc0745 2638# ifdef VMSISH_STATUS
e5218da5 2639# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2640# else
e5218da5 2641# define STATUS_CURRENT STATUS_UNIX
68dc0745 2642# endif
7a7fd8e0
JM
2643
2644 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2645 * the NATIVE status to an equivalent value. Can not be used to translate
2646 * exit code values as exit code values are not guaranteed to have any
2647 * relationship at all to errno values.
2648 * This is used when Perl is forcing errno to have a specific value.
2649 */
e5218da5 2650# define STATUS_UNIX_SET(n) \
68dc0745 2651 STMT_START { \
7a7fd8e0 2652 I32 evalue = (I32)n; \
0968cdad 2653 PL_statusvalue = evalue; \
3280af22 2654 if (PL_statusvalue != -1) { \
0968cdad
JM
2655 if (PL_statusvalue != EVMSERR) { \
2656 PL_statusvalue &= 0xFFFF; \
2657 if (MY_POSIX_EXIT) \
2658 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2659 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2660 } \
2661 else { \
2662 PL_statusvalue_vms = vaxc$errno; \
2663 } \
68dc0745 2664 } \
0968cdad
JM
2665 else PL_statusvalue_vms = SS$_ABORT; \
2666 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM
2667 } STMT_END
2668
2669 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2670 * the NATIVE error status based on it. It does not assume that
fb38d079
JM
2671 * the UNIX/POSIX exit codes have any relationship to errno, except
2672 * that 0 indicates a success. When in the default mode to comply
6ac6a52b
JM
2673 * with the Perl VMS documentation, any other code sets the NATIVE
2674 * status to a failure code of SS$_ABORT.
fb38d079
JM
2675 *
2676 * In the new POSIX EXIT mode, native status will be set so that the
2677 * actual exit code will can be retrieved by the calling program or
2678 * shell.
2679 *
2680 * If the exit code is not clearly a UNIX parent or child exit status,
2681 * it will be passed through as a VMS status.
7a7fd8e0
JM
2682 */
2683
fb38d079 2684# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM
2685 STMT_START { \
2686 I32 evalue = (I32)n; \
2687 PL_statusvalue = evalue; \
fb38d079
JM
2688 if (evalue != -1) { \
2689 if (evalue <= 0xFF00) { \
2690 if (evalue > 0xFF) \
2691 evalue = (evalue >> child_offset_bits) & 0xFF; \
2692 if (evalue == 0) \
2693 PL_statusvalue_vms == SS$_NORMAL; \
2694 else \
2695 if (MY_POSIX_EXIT) \
2696 PL_statusvalue_vms = \
2697 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
52e64fc8 2698 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
0968cdad 2699 else \
6ac6a52b 2700 PL_statusvalue_vms = SS$_ABORT; \
fb38d079
JM
2701 } else { /* forgive them Perl, for they have sinned */ \
2702 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2703 else PL_statusvalue_vms = vaxc$errno; \
2704 /* And obviously used a VMS status value instead of UNIX */ \
2705 PL_statusvalue = EVMSERR; \
2706 } \
7a7fd8e0
JM
2707 } \
2708 else PL_statusvalue_vms = SS$_ABORT; \
2709 set_vaxc_errno(PL_statusvalue_vms); \
68dc0745 2710 } STMT_END
fb38d079 2711
6ac6a52b
JM
2712 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2713 * and sets the NATIVE error status based on it. This special case
2714 * is needed to maintain compatibility with past VMS behavior.
2715 *
2716 * In the default mode on VMS, this number is passed through as
2717 * both the NATIVE and UNIX status. Which makes it different
2718 * that the STATUS_UNIX_EXIT_SET.
2719 *
2720 * In the new POSIX EXIT mode, native status will be set so that the
2721 * actual exit code will can be retrieved by the calling program or
2722 * shell.
2723 *
2724 */
2725
2726# define STATUS_EXIT_SET(n) \
2727 STMT_START { \
2728 I32 evalue = (I32)n; \
2729 PL_statusvalue = evalue; \
2730 if (MY_POSIX_EXIT) \
2731 PL_statusvalue_vms = \
2732 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
52e64fc8 2733 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
6ac6a52b
JM
2734 else \
2735 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2736 set_vaxc_errno(PL_statusvalue_vms); \
2737 } STMT_END
2738
fb38d079
JM
2739
2740 /* This macro forces a success status */
7a7fd8e0
JM
2741# define STATUS_ALL_SUCCESS \
2742 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM
2743
2744 /* This macro forces a failure status */
7a7fd8e0
JM
2745# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2746 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2747 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 2748
68dc0745 2749#else
e5218da5 2750# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 2751# if defined(WCOREDUMP)
37038d91 2752# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
2753 STMT_START { \
2754 PL_statusvalue_posix = (n); \
2755 if (PL_statusvalue_posix == -1) \
2756 PL_statusvalue = -1; \
2757 else { \
2758 PL_statusvalue = \
2759 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2760 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2761 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2762 } \
2763 } STMT_END
2764# elif defined(WIFEXITED)
37038d91 2765# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
2766 STMT_START { \
2767 PL_statusvalue_posix = (n); \
2768 if (PL_statusvalue_posix == -1) \
2769 PL_statusvalue = -1; \
2770 else { \
2771 PL_statusvalue = \
2772 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2773 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2774 } \
2775 } STMT_END
2776# else
37038d91 2777# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
2778 STMT_START { \
2779 PL_statusvalue_posix = (n); \
2780 if (PL_statusvalue_posix == -1) \
2781 PL_statusvalue = -1; \
2782 else { \
2783 PL_statusvalue = \
2784 PL_statusvalue_posix & 0xFFFF; \
2785 } \
2786 } STMT_END
2787# endif
2788# define STATUS_UNIX_SET(n) \
68dc0745 2789 STMT_START { \
3280af22
NIS
2790 PL_statusvalue = (n); \
2791 if (PL_statusvalue != -1) \
2792 PL_statusvalue &= 0xFFFF; \
68dc0745 2793 } STMT_END
7a7fd8e0 2794# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 2795# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 2796# define STATUS_CURRENT STATUS_UNIX
37038d91 2797# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
2798# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2799# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
2800#endif
2801
cc3604b1
GS
2802/* flags in PL_exit_flags for nature of exit() */
2803#define PERL_EXIT_EXPECTED 0x01
31d77e54 2804#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2805
0b94c7bb 2806#ifndef MEMBER_TO_FPTR
a7cb1f99
GS
2807# define MEMBER_TO_FPTR(name) name
2808#endif
2809
2810/* format to use for version numbers in file/directory names */
273cf8d1 2811/* XXX move to Configure? */
a7cb1f99 2812#ifndef PERL_FS_VER_FMT
273cf8d1 2813# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS
2814#endif
2815
45bc9206 2816/* This defines a way to flush all output buffers. This may be a
76549fef
JH
2817 * performance issue, so we allow people to disable it. Also, if
2818 * we are using stdio, there are broken implementations of fflush(NULL)
2819 * out there, Solaris being the most prominent.
45bc9206
GS
2820 */
2821#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2822# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2823# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
2824# else
2825# ifdef FFLUSH_ALL
2826# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2827# else
c5be433b 2828# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2829# endif
66fe083f 2830# endif
45bc9206
GS
2831#endif
2832
7766f137
GS
2833#ifndef PERL_WAIT_FOR_CHILDREN
2834# define PERL_WAIT_FOR_CHILDREN NOOP
2835#endif
2836
ba869deb 2837/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
2838#ifndef PERL_SET_INTERP
2839# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2840#endif
2841
2842#ifndef PERL_GET_INTERP
2843# define PERL_GET_INTERP (PL_curinterp)
2844#endif
2845
54aff467 2846#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 2847# ifdef MULTIPLICITY
ba869deb 2848# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 2849# endif
ba869deb
GS
2850# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2851#endif
2852
8896765a
RB
2853/*
2854 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 2855 All that is required is that the perl source does not
8896765a
RB
2856 use "%-p" or "%-<number>p" or "%<number>p" formats.
2857 These formats will still work in perl code.
2858 See comments in sv.c for futher details.
2859
2860 -DvdNUMBER=<number> can be used to redefine VDf
2861
2862 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2863 which works properly but gives compiler warnings
2864
2865 Robin Barker 2005-07-14
0dbb1585 2866*/
8896765a
RB
2867
2868#ifndef SVf_
63ce7bf0 2869# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
2870#endif
2871
8896765a 2872#ifndef SVf
104abab4 2873# define SVf "-p"
d2560b70
RB
2874#endif
2875
014ead4b 2876#ifndef SVf32
8896765a 2877# define SVf32 SVf_(32)
014ead4b
RB
2878#endif
2879
2880#ifndef SVf256
8896765a
RB
2881# define SVf256 SVf_(256)
2882#endif
2883
2884#ifndef vdNUMBER
2885# define vdNUMBER 1
2886#endif
2887
2888#ifndef VDf
2889# if vdNUMBER
63ce7bf0 2890# define VDf STRINGIFY(vdNUMBER) "p"
8896765a
RB
2891# else
2892# define VDf "vd"
2893# endif
014ead4b
RB
2894#endif
2895
2896#ifndef UVf
2897# define UVf UVuf
d2560b70
RB
2898#endif
2899
0dbb1585
AL
2900#ifdef HASATTRIBUTE_FORMAT
2901# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2902#endif
2903#ifdef HASATTRIBUTE_MALLOC
77785eea 2904# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 2905#endif
0dbb1585 2906#ifdef HASATTRIBUTE_NONNULL
abb2c242 2907# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 2908#endif
0dbb1585 2909#ifdef HASATTRIBUTE_NORETURN
abb2c242 2910# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 2911#endif
0dbb1585 2912#ifdef HASATTRIBUTE_PURE
abb2c242 2913# define __attribute__pure__ __attribute__((pure))
f22be1b8 2914#endif
0dbb1585
AL
2915#ifdef HASATTRIBUTE_UNUSED
2916# define __attribute__unused__ __attribute__((unused))
2917#endif
2918#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 2919# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
2920#endif
2921
0dbb1585
AL
2922/* If we haven't defined the attributes yet, define them to blank. */
2923#ifndef __attribute__format__
2924# define __attribute__format__(x,y,z)
2925#endif
f22be1b8 2926#ifndef __attribute__malloc__
abb2c242 2927# define __attribute__malloc__
f22be1b8
JH
2928#endif
2929#ifndef __attribute__nonnull__
abb2c242 2930# define __attribute__nonnull__(a)
f22be1b8
JH
2931#endif
2932#ifndef __attribute__noreturn__
abb2c242 2933# define __attribute__noreturn__
f22be1b8
JH
2934#endif
2935#ifndef __attribute__pure__
abb2c242 2936# define __attribute__pure__
f22be1b8 2937#endif
0dbb1585
AL
2938#ifndef __attribute__unused__
2939# define __attribute__unused__
2940#endif
f22be1b8 2941#ifndef __attribute__warn_unused_result__
abb2c242
JH
2942# define __attribute__warn_unused_result__
2943#endif
2944
0dbb1585
AL
2945/* For functions that are marked as __attribute__noreturn__, it's not
2946 appropriate to call return. In either case, include the lint directive.
2947 */
2948#ifdef HASATTRIBUTE_NORETURN
2949# define NORETURN_FUNCTION_END /* NOT REACHED */
2950#else
2951# define NORETURN_FUNCTION_END /* NOT REACHED */ return 0
abb2c242
JH
2952#endif
2953
3fc1aec6
PP
2954/* Some unistd.h's give a prototype for pause() even though
2955 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2956 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
2957*/
2958#ifdef HAS_PAUSE
2959#define Pause pause
2960#else
2961#define Pause() sleep((32767<<16)+32767)
748a9306
LW
2962#endif
2963
2964#ifndef IOCPARM_LEN
2965# ifdef IOCPARM_MASK
61f1c44b 2966 /* on BSDish systems we're safe */
748a9306
LW
2967# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2968# else
61f1c44b
JVD
2969# if defined(_IOC_SIZE) && defined(__GLIBC__)
2970 /* on Linux systems we're safe */
2971# define IOCPARM_LEN(x) _IOC_SIZE(x)
2972# else
748a9306 2973 /* otherwise guess at what's safe */
61f1c44b
JVD
2974# define IOCPARM_LEN(x) 256
2975# endif
748a9306 2976# endif
a0d0e21e
LW
2977#endif
2978
1761cee5 2979#if defined(__CYGWIN__)
521e0776
GS
2980/* USEMYBINMODE
2981 * This symbol, if defined, indicates that the program should
16fe6d59 2982 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
2983 * that a file is in "binary" mode -- that is, that no translation
2984 * of bytes occurs on read or write operations.
2985 */
36894f0b 2986# define USEMYBINMODE /**/
77a40698 2987# include <io.h> /* for setmode() prototype */
16fe6d59 2988# define my_binmode(fp, iotype, mode) \
77a40698 2989 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
2990#endif
2991
88d10794
JH
2992#ifdef __CYGWIN__
2993void init_os_extras(void);
2994#endif
2995
cea2e8a9
GS
2996#ifdef UNION_ANY_DEFINITION
2997UNION_ANY_DEFINITION;
2998#else
2999union any {
3000 void* any_ptr;
3001 I32 any_i32;
3002 IV any_iv;
3003 long any_long;
9febdf04 3004 bool any_bool;
c76ac1ee 3005 void (*any_dptr) (void*);
acfe0abc 3006 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
3007};
3008#endif
3009
acfe0abc 3010typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
3011
3012#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3013#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3014#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3015
c5078cac
JH
3016#if defined(_AIX) && !defined(_AIX43)
3017#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3018/* We cannot include <crypt.h> to get the struct crypt_data
3019 * because of setkey prototype problems when threading */
3020typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3021 /* From OSF, Not needed in AIX
3022 char C[28], D[28];
3023 */
3024 char E[48];
3025 char KS[16][48];
3026 char block[66];
3027 char iobuf[16];
3028} CRYPTD;
3029#endif /* threading */
3030#endif /* AIX */
3031
af8b425d 3032#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH
3033# include "iperlsys.h"
3034#endif
504f80c1 3035
d10dc2ae
JH
3036/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3037 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3038 * defined by Configure, despite their names being similar to the
3039 * other defines like USE_ITHREADS. Configure in fact knows nothing
3040 * about the randomised hashes. Therefore to enable/disable the hash
3041 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3042#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3043# define USE_HASH_SEED
504f80c1
JH
3044#endif
3045
378cc40b 3046#include "regexp.h"
79072805 3047#include "sv.h"
378cc40b 3048#include "util.h"
8d063cd8 3049#include "form.h"
79072805 3050#include "gv.h"
dd2155a4 3051#include "pad.h"
79072805 3052#include "cv.h"
abdd5c84 3053#include "opnames.h"
79072805
LW
3054#include "op.h"
3055#include "cop.h"
3056#include "av.h"
3057#include "hv.h"
3058#include "mg.h"
3059#include "scope.h"
4438c4b7 3060#include "warnings.h"
a0ed51b3 3061#include "utf8.h"
8d063cd8 3062
7fae4e64
GS
3063/* Current curly descriptor */
3064typedef struct curcur CURCUR;
3065struct curcur {
3066 int parenfloor; /* how far back to strip paren data */
3067 int cur; /* how many instances of scan we've matched */
3068 int min; /* the minimal number of scans to match */
3069 int max; /* the maximal number of scans to match */
3070 int minmod; /* whether to work our way up or down */
3071 regnode * scan; /* the thing to match */
3072 regnode * next; /* what has to match after it */
3073 char * lastloc; /* where we started matching this scan */
3074 CURCUR * oldcc; /* current curly before we started this one */
3075};
3076
3077typedef struct _sublex_info SUBLEXINFO;
3078struct _sublex_info {
3079 I32 super_state; /* lexer state to save */
3080 I32 sub_inwhat; /* "lex_inwhat" to use */
3081 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS
3082 char *super_bufptr; /* PL_bufptr that was */
3083 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS
3084};
3085
455ece5e 3086typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3087
2c2d71f5 3088struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3089struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS
3090
3091typedef I32 CHECKPOINT;
76e3520e 3092
6f51351d
NC
3093/* Keep next first in this structure, because sv_free_arenas take
3094 advantage of this to share code between the pte arenas and the SV
3095 body arenas */
5f7fde29
GS
3096struct ptr_tbl_ent {
3097 struct ptr_tbl_ent* next;
53c1dcc0 3098 const void* oldval;
5f7fde29 3099 void* newval;
d18c6117
GS
3100};
3101
5f7fde29
GS
3102struct ptr_tbl {
3103 struct ptr_tbl_ent** tbl_ary;
3104 UV tbl_max;
3105 UV tbl_items;
d18c6117
GS
3106};
3107
450a55e4 3108#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW
3109# define I286
3110#endif
3111
fe14fcc3
LW
3112#if defined(htonl) && !defined(HAS_HTONL)
3113#define HAS_HTONL
ae986130 3114#endif
fe14fcc3
LW
3115#if defined(htons) && !defined(HAS_HTONS)
3116#define HAS_HTONS
ae986130 3117#endif
fe14fcc3
LW
3118#if defined(ntohl) && !defined(HAS_NTOHL)
3119#define HAS_NTOHL
ae986130 3120#endif
fe14fcc3
LW
3121#if defined(ntohs) && !defined(HAS_NTOHS)
3122#define HAS_NTOHS
ae986130 3123#endif
fe14fcc3 3124#ifndef HAS_HTONL
d9d8d8de 3125#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3126#define HAS_HTONS
3127#define HAS_HTONL
3128#define HAS_NTOHS
3129#define HAS_NTOHL
a687059c
LW
3130#define MYSWAP
3131#define htons my_swap
3132#define htonl my_htonl
3133#define ntohs my_swap
3134#define ntohl my_ntohl
3135#endif
3136#else
d9d8d8de 3137#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3138#undef HAS_HTONS
3139#undef HAS_HTONL
3140#undef HAS_NTOHS
3141#undef HAS_NTOHL
a687059c
LW
3142#endif
3143#endif
3144
988174c1
LW
3145/*
3146 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3147 * -DWS
3148 */
3149#if BYTEORDER != 0x1234
3150# define HAS_VTOHL
3151# define HAS_VTOHS
3152# define HAS_HTOVL
3153# define HAS_HTOVS
c67712b2 3154# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3155# define vtohl(x) ((((x)&0xFF)<<24) \
3156 +(((x)>>24)&0xFF) \
3157 +(((x)&0x0000FF00)<<8) \
3158 +(((x)&0x00FF0000)>>8) )
3159# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3160# define htovl(x) vtohl(x)
3161# define htovs(x) vtohs(x)
3162# endif
3163 /* otherwise default to functions in util.c */
2a8c3029 3164#ifndef htovs
c623ac67
GS
3165short htovs(short n);
3166short vtohs(short n);
3167long htovl(long n);
3168long vtohl(long n);
988174c1 3169#endif
2a8c3029 3170#endif
988174c1 3171
3bb7c1b4
JH
3172/* *MAX Plus 1. A floating point value.
3173 Hopefully expressed in a way that dodgy floating point can't mess up.
3174 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3175 is added to it
3176 May find that some broken compiler will want the value cast to I32.
3177 [after the shift, as signed >> may not be as secure as unsigned >>]
3178*/
3179#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3180#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3181/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3182 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3183 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3184*/
3185#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3186
3bb7c1b4
JH
3187#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3188#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3189#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3190
3191/* This may look like unnecessary jumping through hoops, but converting
3192 out of range floating point values to integers *is* undefined behaviour,
3193 and it is starting to bite.
3194*/
3195#ifndef CAST_INLINE
65202027 3196#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3197#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3198#define I_V(what) (cast_iv((NV)(what)))
3199#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3200#else
3201#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3202 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3203 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3204#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3205 : ((n) < U32_MAX_P1 ? (U32) (n) \
3206 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3207#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3208 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3209 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3210#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3211 : ((n) < UV_MAX_P1 ? (UV) (n) \
3212 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3213#endif
3214
3215#define U_S(what) ((U16)U_32(what))
3216#define U_I(what) ((unsigned int)U_32(what))
3217#define U_L(what) U_32(what)
ed6116ce 3218
2d4389e4
JH
3219/* These do not care about the fractional part, only about the range. */
3220#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3221#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3222
25da4f38
IZ
3223/* Used with UV/IV arguments: */
3224 /* XXXX: need to speed it up */
3225#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3226#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3227
352d5a3a
LW
3228#ifndef MAXSYSFD
3229# define MAXSYSFD 2
3230#endif
ee0007ab 3231
79072805 3232#ifndef __cplusplus
27da23d5 3233#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3234Uid_t getuid (void);
3235Uid_t geteuid (void);
3236Gid_t getgid (void);
3237Gid_t getegid (void);
79072805 3238#endif
e1caacb4 3239#endif
8d063cd8 3240
0c30d9ec 3241#ifndef Perl_debug_log
bf49b057
GS
3242# define Perl_debug_log PerlIO_stderr()
3243#endif
3244
3245#ifndef Perl_error_log
3246# define Perl_error_log (PL_stderrgv \
6b78add2 3247 && isGV(PL_stderrgv) \
01bb7c6d 3248 && GvIOp(PL_stderrgv) \
42de951c 3249 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3250 ? IoOFP(GvIOp(PL_stderrgv)) \
3251 : PerlIO_stderr())
0c30d9ec 3252#endif
3967c732 3253
aea4f609
DM
3254
3255#define DEBUG_p_FLAG 0x00000001 /* 1 */
3256#define DEBUG_s_FLAG 0x00000002 /* 2 */
3257#define DEBUG_l_FLAG 0x00000004 /* 4 */
3258#define DEBUG_t_FLAG 0x00000008 /* 8 */
3259#define DEBUG_o_FLAG 0x00000010 /* 16 */
3260#define DEBUG_c_FLAG 0x00000020 /* 32 */
3261#define DEBUG_P_FLAG 0x00000040 /* 64 */
3262#define DEBUG_m_FLAG 0x00000080 /* 128 */
3263#define DEBUG_f_FLAG 0x00000100 /* 256 */
3264#define DEBUG_r_FLAG 0x00000200 /* 512 */
3265#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3266#define DEBUG_u_FLAG 0x00000800 /* 2048 */
a3c98653 3267 /* spare */
aea4f609
DM
3268#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3269#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3270#define DEBUG_D_FLAG 0x00008000 /* 32768 */
3271#define DEBUG_S_FLAG 0x00010000 /* 65536 */
3272#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3273#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3274#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3275#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3276#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3277#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3278#define DEBUG_q_FLAG 0x00800000 /*8388608 */
ecae49c0 3279#define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
aea4f609
DM
3280
3281#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3282#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3283 that something was done? */
aea4f609 3284
bd16a5f0
IZ
3285# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3286# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3287# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3288# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3289# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3290# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3291# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3292# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3293# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3294# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3295# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3296# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
bd16a5f0
IZ
3297# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3298# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3299# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3300# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3301# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3302# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3303# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3304# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3305# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3306# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3307# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
dd2155a4 3308# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3309
3967c732 3310#ifdef DEBUGGING
aea4f609 3311
bd16a5f0
IZ
3312# define DEBUG_p_TEST DEBUG_p_TEST_
3313# define DEBUG_s_TEST DEBUG_s_TEST_
3314# define DEBUG_l_TEST DEBUG_l_TEST_
3315# define DEBUG_t_TEST DEBUG_t_TEST_
3316# define DEBUG_o_TEST DEBUG_o_TEST_
3317# define DEBUG_c_TEST DEBUG_c_TEST_
3318# define DEBUG_P_TEST DEBUG_P_TEST_
3319# define DEBUG_m_TEST DEBUG_m_TEST_
3320# define DEBUG_f_TEST DEBUG_f_TEST_
3321# define DEBUG_r_TEST DEBUG_r_TEST_
3322# define DEBUG_x_TEST DEBUG_x_TEST_
3323# define DEBUG_u_TEST DEBUG_u_TEST_
bd16a5f0
IZ
3324# define DEBUG_H_TEST DEBUG_H_TEST_
3325# define DEBUG_X_TEST DEBUG_X_TEST_
dd2155a4 3326# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
bd16a5f0
IZ
3327# define DEBUG_D_TEST DEBUG_D_TEST_
3328# define DEBUG_S_TEST DEBUG_S_TEST_
3329# define DEBUG_T_TEST DEBUG_T_TEST_
3330# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3331# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3332# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3333# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3334# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3335# define DEBUG_q_TEST DEBUG_q_TEST_
aea4f609 3336
488b0c7a
JH
3337# define PERL_DEB(a) a
3338# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3339# define DEBUG_p(a) if (DEBUG_p_TEST) a
3340# define DEBUG_s(a) if (DEBUG_s_TEST) a
3341# define DEBUG_l(a) if (DEBUG_l_TEST) a
3342# define DEBUG_t(a) if (DEBUG_t_TEST) a
3343# define DEBUG_o(a) if (DEBUG_o_TEST) a
3344# define DEBUG_c(a) if (DEBUG_c_TEST) a
3345# define DEBUG_P(a) if (DEBUG_P_TEST) a
3346
969058bb
VK
3347 /* Temporarily turn off memory debugging in case the a
3348 * does memory allocation, either directly or indirectly. */
acfe0abc 3349# define DEBUG_m(a) \
0b250b9e 3350 STMT_START { \
aea4f609 3351 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3352 } STMT_END
aea4f609 3353
5f80b19c
AMS
3354# define DEBUG__(t, a) \
3355 STMT_START { \
3356 if (t) STMT_START {a;} STMT_END; \
3357 } STMT_END
3358
3359# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3360# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3361# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3362# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
5f80b19c
AMS
3363# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3364# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
dd2155a4 3365# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
5f80b19c 3366# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 3367
3db8f154 3368# define DEBUG_S(a)
aea4f609 3369
5f80b19c
AMS
3370# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3371# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3372# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3373# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC
3374# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3375# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
aea4f609
DM
3376
3377#else /* DEBUGGING */
3378
3379# define DEBUG_p_TEST (0)
3380# define DEBUG_s_TEST (0)
3381# define DEBUG_l_TEST (0)
3382# define DEBUG_t_TEST (0)
3383# define DEBUG_o_TEST (0)
3384# define DEBUG_c_TEST (0)
3385# define DEBUG_P_TEST (0)
3386# define DEBUG_m_TEST (0)
3387# define DEBUG_f_TEST (0)
3388# define DEBUG_r_TEST (0)
3389# define DEBUG_x_TEST (0)
3390# define DEBUG_u_TEST (0)
aea4f609
DM
3391# define DEBUG_H_TEST (0)
3392# define DEBUG_X_TEST (0)
dd2155a4 3393# define DEBUG_Xv_TEST (0)
aea4f609
DM
3394# define DEBUG_D_TEST (0)
3395# define DEBUG_S_TEST (0)
3396# define DEBUG_T_TEST (0)
04932ac8 3397# define DEBUG_R_TEST (0)
1045810a 3398# define DEBUG_J_TEST (0)
d6721266 3399# define DEBUG_v_TEST (0)
46187eeb 3400# define DEBUG_C_TEST (0)
ecae49c0
NC
3401# define DEBUG_A_TEST (0)
3402# define DEBUG_q_TEST (0)
aea4f609 3403
488b0c7a
JH
3404# define PERL_DEB(a)
3405# define PERL_DEBUG(a)
aea4f609
DM
3406# define DEBUG_p(a)
3407# define DEBUG_s(a)
3408# define DEBUG_l(a)
3409# define DEBUG_t(a)
3410# define DEBUG_o(a)
3411# define DEBUG_c(a)
3412# define DEBUG_P(a)
3413# define DEBUG_m(a)
3414# define DEBUG_f(a)
3415# define DEBUG_r(a)
3416# define DEBUG_x(a)
3417# define DEBUG_u(a)
aea4f609
DM
3418# define DEBUG_H(a)
3419# define DEBUG_X(a)
dd2155a4 3420# define DEBUG_Xv(a)
aea4f609
DM
3421# define DEBUG_D(a)
3422# define DEBUG_S(a)
3423# define DEBUG_T(a)
04932ac8 3424# define DEBUG_R(a)
d6721266 3425# define DEBUG_v(a)
46187eeb 3426# define DEBUG_C(a)
ecae49c0
NC
3427# define DEBUG_A(a)
3428# define DEBUG_q(a)
aea4f609
DM
3429#endif /* DEBUGGING */
3430
3431
b4ab917c
DM
3432#define DEBUG_SCOPE(where) \
3433 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
44f8325f 3434 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
b4ab917c
DM
3435
3436
3437
3438
d1be9408 3439/* These constants should be used in preference to raw characters
14befaf4
DM
3440 * when using magic. Note that some perl guts still assume
3441 * certain character properties of these constants, namely that
3442 * isUPPER() and toLOWER() may do useful mappings.
3443 *
3444 * Update the magic_names table in dump.c when adding/amending these
3445 */
3446
3447#define PERL_MAGIC_sv '\0' /* Special scalar variable */
3448#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3449#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3450#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3451#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3452#define PERL_MAGIC_regdata 'D' /* Regex match position data
3453 (@+ and @- vars) */
3454#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3455#define PERL_MAGIC_env 'E' /* %ENV hash */
3456#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3457#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3458#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3459#define PERL_MAGIC_isa 'I' /* @ISA array */
3460#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3461#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3462#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3463#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS
3464#define PERL_MAGIC_mutex 'm' /* for lock op */
3465#define PERL_MAGIC_shared 'N' /* Shared between threads */
3466#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM
3467#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3468#define PERL_MAGIC_tied 'P' /* Tied array or hash */
3469#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3470#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3471#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3472#define PERL_MAGIC_sig 'S' /* %SIG hash */
3473#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3474#define PERL_MAGIC_taint 't' /* Taintedness */
3475#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 3476#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4 3477#define PERL_MAGIC_vec 'v' /* vec() lvalue */
92f0c265 3478#define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
7e8c5dac 3479#define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
14befaf4
DM
3480#define PERL_MAGIC_substr 'x' /* substr() lvalue */
3481#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3482 smart parameter vivification */
3483#define PERL_MAGIC_glob '*' /* GV (typeglob) */
3484#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3485#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 3486#define PERL_MAGIC_backref '<' /* for weak ref data */
8d2f4536 3487#define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
ca732855 3488#define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
a3874608 3489#define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
14befaf4
DM
3490#define PERL_MAGIC_ext '~' /* Available for use by extensions */
3491
3492
a6e633de 3493#ifndef assert /* <assert.h> might have been included somehow */
2b057284
NC
3494#define assert(what) PERL_DEB( \
3495 ((what) ? ((void) 0) : \
60b9f5a7
NC
3496 (Perl_croak(aTHX_ "Assertion %s failed: file \"" __FILE__ \
3497 "\", line %d", STRINGIFY(what), __LINE__), \
2b057284
NC
3498 PerlProc_exit(1), \
3499 (void) 0)))
a446a88f 3500#endif
8d063cd8 3501
450a55e4 3502struct ufuncs {
24f81a43
DM
3503 I32 (*uf_val)(pTHX_ IV, SV*);
3504 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 3505 IV uf_index;
450a55e4
LW
3506};
3507
14befaf4 3508/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM
3509 * XS code wanting to be backward compatible can do something
3510 * like the following:
c745e42c 3511
24f81a43 3512#ifndef PERL_MG_UFUNC
24f81a43
DM
3513#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3514#endif
3515
3516static PERL_MG_UFUNC(foo_get, index, val)
3517{
3518 sv_setsv(val, ...);
3519 return TRUE;
3520}
3521
3522-- Doug MacEachern
3523
3524*/
3525
fc9c74e6 3526#ifndef PERL_MG_UFUNC
24f81a43 3527#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 3528#endif
24f81a43 3529
fe14fcc3 3530/* Fix these up for __STDC__ */
68dc0745 3531#ifndef DONT_DECLARE_STD
20ce7b12 3532char *mktemp (char*);
37bd1396 3533#ifndef atof
20ce7b12 3534double atof (const char*);
a0d0e21e 3535#endif
37bd1396 3536#endif
79072805 3537
352d5a3a 3538#ifndef STANDARD_C
fe14fcc3 3539/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 3540Time_t time();
8d063cd8 3541struct tm *gmtime(), *localtime();
092bebab 3542#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH
3543char *(strchr)(), *(strrchr)();
3544char *(strcpy)(), *(strcat)();
3545#else
93a17b20 3546char *strchr(), *strrchr();
378cc40b 3547char *strcpy(), *strcat();
9d116dd7 3548#endif
352d5a3a 3549#endif /* ! STANDARD_C */
8d063cd8 3550
79072805
LW
3551
3552#ifdef I_MATH
3553# include <math.h>
3554#else
32f822de 3555START_EXTERN_C
20ce7b12
GS
3556 double exp (double);
3557 double log (double);
3558 double log10 (double);
3559 double sqrt (double);
3560 double frexp (double,int*);
3561 double ldexp (double,int);
3562 double modf (double,double*);
3563 double sin (double);
3564 double cos (double);
3565 double atan2 (double,double);
3566 double pow (double,double);
32f822de 3567END_EXTERN_C
79072805
LW
3568#endif
3569
aa8b85de
JH
3570#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3571# define NV_INF LDBL_INFINITY
3572#endif
3573#if !defined(NV_INF) && defined(DBL_INFINITY)
3574# define NV_INF (NV)DBL_INFINITY
3575#endif
3576#if !defined(NV_INF) && defined(INFINITY)
3577# define NV_INF (NV)INFINITY
3578#endif
3579#if !defined(NV_INF) && defined(INF)
3580# define NV_INF (NV)INF
3581#endif
3582#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3583# define NV_INF (NV)HUGE_VALL
3584#endif
3585#if !defined(NV_INF) && defined(HUGE_VAL)
3586# define NV_INF (NV)HUGE_VAL
3587#endif
3588
3589#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3590# if !defined(NV_NAN) && defined(LDBL_NAN)
3591# define NV_NAN LDBL_NAN
3592# endif
3593# if !defined(NV_NAN) && defined(LDBL_QNAN)
3594# define NV_NAN LDBL_QNAN
3595# endif
3596# if !defined(NV_NAN) && defined(LDBL_SNAN)
3597# define NV_NAN LDBL_SNAN
3598# endif
3599#endif
3600#if !defined(NV_NAN) && defined(DBL_NAN)
3601# define NV_NAN (NV)DBL_NAN
3602#endif
3603#if !defined(NV_NAN) && defined(DBL_QNAN)
3604# define NV_NAN (NV)DBL_QNAN
3605#endif
3606#if !defined(NV_NAN) && defined(DBL_SNAN)
3607# define NV_NAN (NV)DBL_SNAN
3608#endif
3609#if !defined(NV_NAN) && defined(QNAN)
3610# define NV_NAN (NV)QNAN
3611#endif
3612#if !defined(NV_NAN) && defined(SNAN)
3613# define NV_NAN (NV)SNAN
3614#endif
3615#if !defined(NV_NAN) && defined(NAN)
3616# define NV_NAN (NV)NAN
3617#endif
3618
a0d0e21e 3619#ifndef __cplusplus
8f1f23e8 3620# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 3621char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 3622# else
fd8cd3a3 3623# if !defined(WIN32) && !defined(VMS)
10bc17b6 3624#ifndef crypt
20ce7b12 3625char *crypt (const char*, const char*);
10bc17b6 3626#endif
5014db98 3627# endif /* !WIN32 */
8f1f23e8 3628# endif /* !NeXT && !__NeXT__ */
26618a56
GS
3629# ifndef DONT_DECLARE_STD
3630# ifndef getenv
20ce7b12 3631char *getenv (const char*);
26618a56 3632# endif /* !getenv */
28ca6303 3633# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 3634# ifdef _FILE_OFFSET_BITS
28ca6303 3635# if _FILE_OFFSET_BITS == 64
20ce7b12 3636Off_t lseek (int,Off_t,int);
0fc67700
JH
3637# endif
3638# endif
bf0c440f 3639# endif
26618a56 3640# endif /* !DONT_DECLARE_STD */
10bc17b6 3641#ifndef getlogin
20ce7b12 3642char *getlogin (void);
10bc17b6 3643#endif
26618a56 3644#endif /* !__cplusplus */
79072805 3645
7a7fd8e0
JM
3646/* Fixme on VMS. This needs to be a run-time, not build time options */
3647/* Also rename() is affected by this */
16d20bd9 3648#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 3649#define UNLINK unlnk
6e732051 3650I32 unlnk (const char*);
8d063cd8 3651#else
80252599 3652#define UNLINK PerlLIO_unlink
8d063cd8 3653#endif
a687059c 3654
fa0a29af
JH
3655/* some versions of glibc are missing the setresuid() proto */
3656#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH
3657int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3658#endif
fa0a29af
JH
3659/* some versions of glibc are missing the setresgid() proto */
3660#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH
3661int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3662#endif
3663
fe14fcc3 3664#ifndef HAS_SETREUID
85e6fe83
LW
3665# ifdef HAS_SETRESUID
3666# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3667# define HAS_SETREUID
3668# endif
a687059c 3669#endif
fe14fcc3 3670#ifndef HAS_SETREGID
85e6fe83
LW
3671# ifdef HAS_SETRESGID
3672# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3673# define HAS_SETREGID
3674# endif
a687059c 3675#endif
ee0007ab 3676
d543acb6 3677/* Sighandler_t defined in iperlsys.h */
ff68c719
PP
3678
3679#ifdef HAS_SIGACTION
3680typedef struct sigaction Sigsave_t;
3681#else
3682typedef Sighandler_t Sigsave_t;
3683#endif
3684
ee0007ab
LW
3685#define SCAN_DEF 0
3686#define SCAN_TR 1
3687#define SCAN_REPL 2
79072805
LW
3688
3689#ifdef DEBUGGING
4633a7c4 3690# ifndef register
a0d0e21e
LW
3691# define register
3692# endif
cea2e8a9 3693# define RUNOPS_DEFAULT Perl_runops_debug
79072805 3694#else
cea2e8a9 3695# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW
3696#endif
3697
18f739ee 3698#ifdef MYMALLOC
772fe5b3 3699# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM
3700# define MALLOC_INIT \
3701 STMT_START { \
3702 PL_malloc_mutex = NULL; \
3703 MUTEX_INIT(&PL_malloc_mutex); \
3704 } STMT_END
3705# define MALLOC_TERM \
3706 STMT_START { \
3707 perl_mutex tmp = PL_malloc_mutex; \
3708 PL_malloc_mutex = NULL; \
3709 MUTEX_DESTROY(&tmp); \
3710 } STMT_END
3711# else
3712# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3713# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3714# endif
18f739ee
IZ
3715#else
3716# define MALLOC_INIT
3717# define MALLOC_TERM
3718#endif
3719
b6d9d515 3720
0cb96387 3721typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 3722typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 3723typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 3724typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 3725
940cb80d 3726/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 3727#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 3728
8f1f23e8
W
3729/* NeXT has problems with crt0.o globals */
3730#if defined(__DYNAMIC__) && \
6239f2da 3731 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
8f1f23e8
W
3732# if defined(NeXT) || defined(__NeXT)
3733# include <mach-o/dyld.h>
3734# define environ (*environ_pointer)
0c30d9ec 3735EXT char *** environ_pointer;
8f1f23e8 3736# else
6239f2da 3737# if defined(PERL_DARWIN) && defined(PERL_CORE)
8f1f23e8
W
3738# include <crt_externs.h> /* for the env array */
3739# define environ (*_NSGetEnviron())
3740# endif
0c30d9ec 3741# endif
8f1f23e8
W
3742#else
3743 /* VMS and some other platforms don't use the environ array */
13b6e58c 3744# ifdef USE_ENVIRON_ARRAY
a6c40364
GS
3745# if !defined(DONT_DECLARE_STD) || \
3746 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3747 defined(__sgi) || \
d460ef45 3748 defined(__DGUX)
8f1f23e8 3749extern char ** environ; /* environment variables supplied via exec */
a6c40364 3750# endif
8f1f23e8
W
3751# endif
3752#endif
79072805 3753
73c4f7a1
GS
3754START_EXTERN_C
3755
79072805 3756/* handy constants */
22c35a8c 3757EXTCONST char PL_warn_uninit[]
29489e7c 3758 INIT("Use of uninitialized value%s%s%s");
22c35a8c 3759EXTCONST char PL_warn_nosemi[]
463ee0b2 3760 INIT("Semicolon seems to be missing");
22c35a8c 3761EXTCONST char PL_warn_reserved[]
463ee0b2 3762 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 3763EXTCONST char PL_warn_nl[]
93a17b20 3764 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 3765EXTCONST char PL_no_wrongref[]
a0d0e21e 3766 INIT("Can't use %s ref as %s ref");
22c35a8c 3767EXTCONST char PL_no_symref[]
748a9306 3768 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
7a5fd60d 3769EXTCONST char PL_no_symref_sv[]
014ead4b 3770 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
22c35a8c 3771EXTCONST char PL_no_usym[]
8990e307 3772 INIT("Can't use an undefined value as %s reference");
22c35a8c 3773EXTCONST char PL_no_aelem[]
93a17b20 3774 INIT("Modification of non-creatable array value attempted, subscript %d");
ce5030a2
NC
3775EXTCONST char PL_no_helem_sv[]
3776 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
22c35a8c 3777EXTCONST char PL_no_modify[]
93a17b20 3778 INIT("Modification of a read-only value attempted");
22c35a8c 3779EXTCONST char PL_no_mem[]
93a17b20 3780 INIT("Out of memory!\n");
22c35a8c 3781EXTCONST char PL_no_security[]
463ee0b2 3782 INIT("Insecure dependency in %s%s");
22c35a8c 3783EXTCONST char PL_no_sock_func[]
93a17b20 3784 INIT("Unsupported socket function \"%s\" called");
22c35a8c 3785EXTCONST char PL_no_dir_func[]
93a17b20 3786 INIT("Unsupported directory function \"%s\" called");
22c35a8c 3787EXTCONST char PL_no_func[]
93a17b20 3788 INIT("The %s function is unimplemented");
22c35a8c 3789EXTCONST char PL_no_myglob[]
748a9306 3790 INIT("\"my\" variable %s can't be in a package");
82d03984
RGS
3791EXTCONST char PL_no_localize_ref[]
3792 INIT("Can't localize through a reference");
27d5b266
JH
3793#ifdef PERL_MALLOC_WRAP
3794EXTCONST char PL_memory_wrap[]
3795 INIT("panic: memory wrap");
3796#endif
93a17b20 3797
7575fa06 3798EXTCONST char PL_uuemap[65]
80252599
GS
3799 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3800
3801
79072805 3802#ifdef DOINIT
27da23d5
JH
3803EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3804EXTCONST int PL_sig_num[] = { SIG_NUM };
79072805 3805#else
27da23d5
JH
3806EXTCONST char* const PL_sig_name[];
3807EXTCONST int PL_sig_num[];
79072805
LW
3808#endif
3809
3bd709b1 3810/* fast conversion and case folding tables */
bbce6d69 3811
79072805 3812#ifdef DOINIT
9d116dd7 3813#ifdef EBCDIC
27da23d5 3814EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH
3815 0, 1, 2, 3, 4, 5, 6, 7,