This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Fix doc typo, by Gisle Aas
[perl5.git] / perl.h
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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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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
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25#if defined(DGUX)
26#include <sys/fcntl.h>
27#endif
28
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29#ifdef VOIDUSED
30# undef VOIDUSED
31#endif
0cb96387 32#define VOIDUSED 1
47a51902 33
d460ef45 34#ifdef PERL_MICRO
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35# include "uconfig.h"
36#else
37# include "config.h"
38#endif
0cb96387 39
2c2d71f5
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40/* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
42
ac6bedea
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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
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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__)
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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/*
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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.)
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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
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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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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
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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)
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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
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255/* these are only defined for compatibility; should not be used internally */
256#if !defined(pTHXo) && !defined(PERL_CORE)
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257# define pTHXo pTHX
258# define pTHXo_ pTHX_
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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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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; })" */
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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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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
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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
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JH
365#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
366# define BYTEORDER 0x1234
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367#endif
368
369/* Overall memory policy? */
370#ifndef CONSERVATIVE
371# define LIBERAL 1
372#endif
373
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374#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
375#define ASCIIish
376#else
377#undef ASCIIish
378#endif
379
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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)
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LW
390#define DOSISH 1
391#endif
392
9969cdde 393#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
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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 */
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404# else
405# define VOL volatile
406# endif
663a0e37 407#else
79072805 408# define VOL
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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
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LW
465#endif
466
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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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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
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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
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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 */
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PP
505
506#else /* !USE_NEXT_CTYPE */
fe14fcc3 507#include <ctype.h>
0c30d9ec 508#endif /* USE_NEXT_CTYPE */
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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>
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LW
520#endif
521
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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
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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__
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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
66a93824
NIS
818/* Cannot include embed.h here on Win32 as win32.h has not
819 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
820 */
96e176bf 821#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9
GS
822# include "embed.h"
823#endif
824
c31fac66
GS
825#define MEM_SIZE Size_t
826
1936d2a7
NC
827/* Round all values passed to malloc up, by default to a multiple of
828 sizeof(size_t)
829*/
830#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
831#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
832#endif
833
51371543
GS
834#if defined(STANDARD_C) && defined(I_STDDEF)
835# include <stddef.h>
836# define STRUCT_OFFSET(s,m) offsetof(s,m)
837#else
838# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
839#endif
840
9969cdde 841#ifndef __SYMBIAN32__
27da23d5
JH
842# if defined(I_STRING) || defined(__cplusplus)
843# include <string.h>
844# else
845# include <strings.h>
846# endif
51371543
GS
847#endif
848
55497cff
PP
849/* This comes after <stdlib.h> so we don't try to change the standard
850 * library prototypes; we'll use our own in proto.h instead. */
03a14243 851
4633a7c4 852#ifdef MYMALLOC
86058a2d 853# ifdef PERL_POLLUTE_MALLOC
ee13e175 854# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
855# define Perl_malloc malloc
856# define Perl_calloc calloc
857# define Perl_realloc realloc
858# define Perl_mfree free
ee13e175 859# endif
86058a2d
GS
860# else
861# define EMBEDMYMALLOC /* for compatibility */
862# endif
827e134a 863
651b9576
GS
864# define safemalloc Perl_malloc
865# define safecalloc Perl_calloc
866# define saferealloc Perl_realloc
867# define safefree Perl_mfree
22f7c9c9
JH
868# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
869 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
870 code; \
871 } STMT_END
872# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
873 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
874# define panic_write2(s) write(2, s, strlen(s))
875# define CHECK_MALLOC_TAINT(newval) \
876 CHECK_MALLOC_TOO_LATE_FOR_( \
877 if (newval) { \
878 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
879 exit(1); })
22f7c9c9 880# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 881 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
882 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
883 }} STMT_END;
f2517201
GS
884#else /* MYMALLOC */
885# define safemalloc safesysmalloc
886# define safecalloc safesyscalloc
887# define saferealloc safesysrealloc
888# define safefree safesysfree
22f7c9c9
JH
889# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
890# define CHECK_MALLOC_TAINT(newval) ((void)0)
891# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 892#endif /* MYMALLOC */
4633a7c4 893
27da23d5 894#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
895#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
896#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
897#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
898
a0d0e21e
LW
899#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
900#define strchr index
901#define strrchr rindex
902#endif
903
16d20bd9
AD
904#ifdef I_MEMORY
905# include <memory.h>
906#endif
907
fe14fcc3 908#ifdef HAS_MEMCPY
85e6fe83 909# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 910# ifndef memcpy
20ce7b12 911 extern char * memcpy (char*, char*, int);
ee0007ab
LW
912# endif
913# endif
914#else
915# ifndef memcpy
916# ifdef HAS_BCOPY
917# define memcpy(d,s,l) bcopy(s,d,l)
918# else
919# define memcpy(d,s,l) my_bcopy(s,d,l)
920# endif
921# endif
922#endif /* HAS_MEMCPY */
fe14fcc3 923
ee0007ab 924#ifdef HAS_MEMSET
85e6fe83 925# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 926# ifndef memset
20ce7b12 927 extern char *memset (char*, int, int);
ee0007ab
LW
928# endif
929# endif
ee0007ab 930#else
12ae5dfc 931# undef memset
fc36a67e 932# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
933#endif /* HAS_MEMSET */
934
85e6fe83 935#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 936# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
937# define memmove(d,s,l) bcopy(s,d,l)
938# else
2304df62 939# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 940# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 941# else
79072805 942# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 943# endif
352d5a3a 944# endif
d9d8d8de 945#endif
ee0007ab 946
36477c24
PP
947#if defined(mips) && defined(ultrix) && !defined(__STDC__)
948# undef HAS_MEMCMP
949#endif
950
951#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 952# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 953# ifndef memcmp
20ce7b12 954 extern int memcmp (char*, char*, int);
ee0007ab
LW
955# endif
956# endif
36477c24 957# ifdef BUGGY_MSC
7e4e8c89 958# pragma function(memcmp)
36477c24 959# endif
ee0007ab
LW
960#else
961# ifndef memcmp
ecfc5424 962# define memcmp my_memcmp
352d5a3a 963# endif
36477c24 964#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 965
fc36a67e 966#ifndef memzero
c635e13b
PP
967# ifdef HAS_MEMSET
968# define memzero(d,l) memset(d,0,l)
79072805 969# else
c635e13b
PP
970# ifdef HAS_BZERO
971# define memzero(d,l) bzero(d,l)
79072805 972# else
fc36a67e 973# define memzero(d,l) my_bzero(d,l)
79072805
LW
974# endif
975# endif
d9d8d8de 976#endif
378cc40b 977
2f42fcb0 978#ifndef PERL_MICRO
0f27ced1
JH
979#ifndef memchr
980# ifndef HAS_MEMCHR
981# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
982# endif
983#endif
2f42fcb0 984#endif
0f27ced1 985
36477c24
PP
986#ifndef HAS_BCMP
987# ifndef bcmp
988# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 989# endif
36477c24 990#endif /* !HAS_BCMP */
378cc40b 991
ae986130 992#ifdef I_NETINET_IN
79072805 993# include <netinet/in.h>
ae986130
LW
994#endif
995
28e8609d
JH
996#ifdef I_ARPA_INET
997# include <arpa/inet.h>
998#endif
999
84902520
TB
1000#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1001/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1002 * (the neo-BSD seem to do this). */
1003# undef SF_APPEND
1004#endif
1005
1aef975c 1006#ifdef I_SYS_STAT
84902520 1007# include <sys/stat.h>
1aef975c 1008#endif
79072805 1009
a0d0e21e
LW
1010/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1011 like UTekV) are broken, sometimes giving false positives. Undefine
1012 them here and let the code below set them to proper values.
1013
1014 The ghs macro stands for GreenHills Software C-1.8.5 which
1015 is the C compiler for sysV88 and the various derivatives.
1016 This header file bug is corrected in gcc-2.5.8 and later versions.
1017 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1018
1019#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
1020# undef S_ISDIR
1021# undef S_ISCHR
1022# undef S_ISBLK
1023# undef S_ISREG
1024# undef S_ISFIFO
1025# undef S_ISLNK
ee0007ab 1026#endif
135863df 1027
663a0e37
LW
1028#ifdef I_TIME
1029# include <time.h>
ffed7fef 1030#endif
663a0e37 1031
fe14fcc3 1032#ifdef I_SYS_TIME
85e6fe83 1033# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1034# define KERNEL
1035# endif
1036# include <sys/time.h>
85e6fe83 1037# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1038# undef KERNEL
1039# endif
a687059c 1040#endif
135863df 1041
55497cff 1042#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1043# include <sys/times.h>
d9d8d8de 1044#endif
8d063cd8 1045
fe14fcc3 1046#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1047# undef HAS_STRERROR
663a0e37
LW
1048#endif
1049
1050#include <errno.h>
1e743fda 1051
acfe0abc 1052#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1053# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1054#endif
1055
8cfab5ff
JH
1056/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1057 * This is important for using IPv6.
1058 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1059 * a bad idea since it breaks send() and recv(). */
1060#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1061# define _SOCKADDR_LEN
1062#endif
1063
8d3f517a 1064#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH
1065# include <sys/socket.h>
1066# if defined(USE_SOCKS) && defined(I_SOCKS)
1067# if !defined(INCLUDE_PROTOTYPES)
1068# define INCLUDE_PROTOTYPES /* for <socks.h> */
1069# define PERL_SOCKS_NEED_PROTOTYPES
1070# endif
1071# include <socks.h>
1072# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1073# undef INCLUDE_PROTOTYPES
1074# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1075# endif
d460ef45 1076# endif
1e743fda 1077# ifdef I_NETDB
2986a63f
JH
1078# ifdef NETWARE
1079# include<stdio.h>
1080# endif
1e743fda
JH
1081# include <netdb.h>
1082# endif
1083# ifndef ENOTSOCK
1084# ifdef I_NET_ERRNO
1085# include <net/errno.h>
1086# endif
1087# endif
1088#endif
1089
fa0a29af 1090/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1091 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1092 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1093#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1094# if defined(__THROW) && defined(__GLIBC__)
1095int sockatmark(int) __THROW;
1096# else
2ef53570 1097int sockatmark(int);
29820b6d 1098# endif
2ef53570
JH
1099#endif
1100
1e743fda
JH
1101#ifdef SETERRNO
1102# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1103#endif
f86702cc
PP
1104
1105#ifdef VMS
1106# define SETERRNO(errcode,vmserrcode) \
1107 STMT_START { \
1108 set_errno(errcode); \
1109 set_vaxc_errno(vmserrcode); \
1110 } STMT_END
93189314
JH
1111# define LIB_INVARG LIB$_INVARG
1112# define RMS_DIR RMS$_DIR
1113# define RMS_FAC RMS$_FAC
1114# define RMS_FEX RMS$_FEX
1115# define RMS_FNF RMS$_FNF
1116# define RMS_IFI RMS$_IFI
1117# define RMS_ISI RMS$_ISI
1118# define RMS_PRV RMS$_PRV
1119# define SS_ACCVIO SS$_ACCVIO
1120# define SS_DEVOFFLINE SS$_DEVOFFLINE
1121# define SS_IVCHAN SS$_IVCHAN
1122# define SS_NORMAL SS$_NORMAL
748a9306 1123#else
aba27d88 1124# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
93189314
JH
1125# define LIB_INVARG 0
1126# define RMS_DIR 0
1127# define RMS_FAC 0
1128# define RMS_FEX 0
1129# define RMS_FNF 0
1130# define RMS_IFI 0
1131# define RMS_ISI 0
1132# define RMS_PRV 0
1133# define SS_ACCVIO 0
1134# define SS_DEVOFFLINE 0
1135# define SS_IVCHAN 0
1136# define SS_NORMAL 0
748a9306 1137#endif
ed6116ce 1138
3db8f154 1139#define ERRSV GvSV(PL_errgv)
e203899d
NC
1140/* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1141#define DEFSV GvSVn(PL_defgv)
3db8f154 1142#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1143
98eae8f5
GS
1144#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1145
55497cff 1146#ifndef errno
5ff3f7a4
GS
1147 extern int errno; /* ANSI allows errno to be an lvalue expr.
1148 * For example in multithreaded environments
1149 * something like this might happen:
1150 * extern int *_errno(void);
1151 * #define errno (*_errno()) */
d9d8d8de 1152#endif
663a0e37 1153
2304df62 1154#ifdef HAS_STRERROR
a0d0e21e 1155# ifdef VMS
20ce7b12 1156 char *strerror (int,...);
a0d0e21e 1157# else
68dc0745 1158#ifndef DONT_DECLARE_STD
20ce7b12 1159 char *strerror (int);
68dc0745 1160#endif
a0d0e21e 1161# endif
2304df62
AD
1162# ifndef Strerror
1163# define Strerror strerror
1164# endif
1165#else
1166# ifdef HAS_SYS_ERRLIST
79072805
LW
1167 extern int sys_nerr;
1168 extern char *sys_errlist[];
2304df62
AD
1169# ifndef Strerror
1170# define Strerror(e) \
79072805 1171 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1172# endif
79072805 1173# endif
35c8bce7 1174#endif
663a0e37 1175
2304df62 1176#ifdef I_SYS_IOCTL
79072805
LW
1177# ifndef _IOCTL_
1178# include <sys/ioctl.h>
1179# endif
a687059c
LW
1180#endif
1181
ee0007ab 1182#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1183# ifdef HAS_SOCKETPAIR
1184# undef HAS_SOCKETPAIR
1185# endif
2304df62
AD
1186# ifdef I_NDBM
1187# undef I_NDBM
79072805 1188# endif
a687059c
LW
1189#endif
1190
02fc2eee
NC
1191#ifndef HAS_SOCKETPAIR
1192# ifdef HAS_SOCKET
1193# define socketpair Perl_my_socketpair
1194# endif
1195#endif
1196
a687059c 1197#if INTSIZE == 2
79072805
LW
1198# define htoni htons
1199# define ntohi ntohs
a687059c 1200#else
79072805
LW
1201# define htoni htonl
1202# define ntohi ntohl
a687059c
LW
1203#endif
1204
a0d0e21e 1205/* Configure already sets Direntry_t */
35c8bce7 1206#if defined(I_DIRENT)
663a0e37 1207# include <dirent.h>
8f1f23e8
W
1208 /* NeXT needs dirent + sys/dir.h */
1209# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1210# include <sys/dir.h>
1211# endif
ae986130 1212#else
fe14fcc3 1213# ifdef I_SYS_NDIR
79a0689e 1214# include <sys/ndir.h>
663a0e37 1215# else
fe14fcc3 1216# ifdef I_SYS_DIR
79a0689e
LW
1217# ifdef hp9000s500
1218# include <ndir.h> /* may be wrong in the future */
1219# else
1220# include <sys/dir.h>
1221# endif
663a0e37
LW
1222# endif
1223# endif
4633a7c4 1224#endif
a687059c 1225
12ae5dfc
JH
1226#ifdef PERL_MICRO
1227# ifndef DIR
1228# define DIR void
1229# endif
1230#endif
1231
352d5a3a
LW
1232#ifdef FPUTS_BOTCH
1233/* work around botch in SunOS 4.0.1 and 4.0.2 */
1234# ifndef fputs
79072805 1235# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1236# endif
1237#endif
1238
c623bd54
LW
1239/*
1240 * The following gobbledygook brought to you on behalf of __STDC__.
1241 * (I could just use #ifndef __STDC__, but this is more bulletproof
1242 * in the face of half-implementations.)
1243 */
1244
7114a2d2 1245#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1246#include <sys/mode.h>
1247#endif
1248
c623bd54
LW
1249#ifndef S_IFMT
1250# ifdef _S_IFMT
1251# define S_IFMT _S_IFMT
1252# else
1253# define S_IFMT 0170000
1254# endif
1255#endif
1256
1257#ifndef S_ISDIR
1258# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1259#endif
1260
1261#ifndef S_ISCHR
1262# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1263#endif
1264
1265#ifndef S_ISBLK
fe14fcc3
LW
1266# ifdef S_IFBLK
1267# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1268# else
1269# define S_ISBLK(m) (0)
1270# endif
c623bd54
LW
1271#endif
1272
1273#ifndef S_ISREG
1274# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1275#endif
1276
1277#ifndef S_ISFIFO
fe14fcc3
LW
1278# ifdef S_IFIFO
1279# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1280# else
1281# define S_ISFIFO(m) (0)
1282# endif
c623bd54
LW
1283#endif
1284
1285#ifndef S_ISLNK
1286# ifdef _S_ISLNK
1287# define S_ISLNK(m) _S_ISLNK(m)
1288# else
1289# ifdef _S_IFLNK
1290# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1291# else
1292# ifdef S_IFLNK
1293# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1294# else
1295# define S_ISLNK(m) (0)
1296# endif
1297# endif
1298# endif
1299#endif
1300
1301#ifndef S_ISSOCK
1302# ifdef _S_ISSOCK
1303# define S_ISSOCK(m) _S_ISSOCK(m)
1304# else
1305# ifdef _S_IFSOCK
1306# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1307# else
1308# ifdef S_IFSOCK
1309# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1310# else
1311# define S_ISSOCK(m) (0)
1312# endif
1313# endif
1314# endif
1315#endif
1316
1317#ifndef S_IRUSR
1318# ifdef S_IREAD
1319# define S_IRUSR S_IREAD
1320# define S_IWUSR S_IWRITE
1321# define S_IXUSR S_IEXEC
1322# else
1323# define S_IRUSR 0400
1324# define S_IWUSR 0200
1325# define S_IXUSR 0100
1326# endif
fac7cdfc 1327#endif
1328
1329#ifndef S_IRGRP
1330# ifdef S_IRUSR
1331# define S_IRGRP (S_IRUSR>>3)
1332# define S_IWGRP (S_IWUSR>>3)
1333# define S_IXGRP (S_IXUSR>>3)
1334# else
1335# define S_IRGRP 0040
1336# define S_IWGRP 0020
1337# define S_IXGRP 0010
1338# endif
1339#endif
1340
1341#ifndef S_IROTH
1342# ifdef S_IRUSR
1343# define S_IROTH (S_IRUSR>>6)
1344# define S_IWOTH (S_IWUSR>>6)
1345# define S_IXOTH (S_IXUSR>>6)
1346# else
1347# define S_IROTH 0040
1348# define S_IWOTH 0020
1349# define S_IXOTH 0010
1350# endif
c623bd54
LW
1351#endif
1352
1353#ifndef S_ISUID
1354# define S_ISUID 04000
1355#endif
1356
1357#ifndef S_ISGID
1358# define S_ISGID 02000
1359#endif
1360
ca6e1c26
JH
1361#ifndef S_IRWXU
1362# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1363#endif
ca6e1c26
JH
1364
1365#ifndef S_IRWXG
1366# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1367#endif
ca6e1c26
JH
1368
1369#ifndef S_IRWXO
1370# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1371#endif
ca6e1c26 1372
c21fb2b8
JH
1373/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1374 * which would get included through <sys/file.h >, but that is 3000
1375 * lines in the future. --jhi */
1376
1377#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH
1378# define S_IREAD S_IRUSR
1379#endif
1380
c21fb2b8 1381#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH
1382# define S_IWRITE S_IWUSR
1383#endif
1384
1385#ifndef S_IEXEC
1386# define S_IEXEC S_IXUSR
1387#endif
1388
79072805
LW
1389#ifdef ff_next
1390# undef ff_next
352d5a3a
LW
1391#endif
1392
a0d0e21e 1393#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1394# define SLOPPYDIVIDE
1395#endif
1396
748a9306
LW
1397#ifdef UV
1398#undef UV
1399#endif
1400
c89df6bf
JH
1401#ifdef SPRINTF_E_BUG
1402# define sprintf UTS_sprintf_wrap
1403#endif
1404
c495e728
JH
1405/* Configure gets this right but the UTS compiler gets it wrong.
1406 -- Hal Morris <hom00@utsglobal.com> */
1407#ifdef UTS
1408# undef UVTYPE
1409# define UVTYPE unsigned
1410#endif
1411
05f13f53 1412/*
27d4fb96
PP
1413 The IV type is supposed to be long enough to hold any integral
1414 value or a pointer.
1415 --Andy Dougherty August 1996
1416*/
1417
a22e52b9
JH
1418typedef IVTYPE IV;
1419typedef UVTYPE UV;
8175356b 1420
10cc9d2a 1421#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1422# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1423# define IV_MAX INT64_MAX
1424# define IV_MIN INT64_MIN
1425# define UV_MAX UINT64_MAX
cae7ae48
JH
1426# ifndef UINT64_MIN
1427# define UINT64_MIN 0
1428# endif
5ff3f7a4
GS
1429# define UV_MIN UINT64_MIN
1430# else
1431# define IV_MAX PERL_QUAD_MAX
1432# define IV_MIN PERL_QUAD_MIN
1433# define UV_MAX PERL_UQUAD_MAX
1434# define UV_MIN PERL_UQUAD_MIN
1435# endif
cf2093f6
JH
1436# define IV_IS_QUAD
1437# define UV_IS_QUAD
79072805 1438#else
8175356b 1439# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1440# define IV_MAX INT32_MAX
1441# define IV_MIN INT32_MIN
716026f9
DL
1442# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1443# define UV_MAX UINT32_MAX
1444# else
1445# define UV_MAX 4294967295U
1446# endif
cae7ae48
JH
1447# ifndef UINT32_MIN
1448# define UINT32_MIN 0
1449# endif
5ff3f7a4
GS
1450# define UV_MIN UINT32_MIN
1451# else
1452# define IV_MAX PERL_LONG_MAX
1453# define IV_MIN PERL_LONG_MIN
1454# define UV_MAX PERL_ULONG_MAX
1455# define UV_MIN PERL_ULONG_MIN
1456# endif
8175356b 1457# if IVSIZE == 8
cf2093f6
JH
1458# define IV_IS_QUAD
1459# define UV_IS_QUAD
de1c2614
JH
1460# ifndef HAS_QUAD
1461# define HAS_QUAD
1462# endif
cf2093f6
JH
1463# else
1464# undef IV_IS_QUAD
1465# undef UV_IS_QUAD
de1c2614 1466# undef HAS_QUAD
cf2093f6 1467# endif
79072805 1468#endif
d7d93a81 1469
1109a392
MHM
1470#ifndef HAS_QUAD
1471# undef PERL_NEED_MY_HTOLE64
1472# undef PERL_NEED_MY_LETOH64
1473# undef PERL_NEED_MY_HTOBE64
1474# undef PERL_NEED_MY_BETOH64
1475#endif
1476
6cde8aec 1477#if defined(uts) || defined(UTS)
11afe549
HM
1478# undef UV_MAX
1479# define UV_MAX (4294967295u)
20601011
JH
1480#endif
1481
cae7ae48 1482#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1483#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1484
28e5dec8 1485#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1486#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1487#endif
1488
d460ef45 1489/*
26bb67e2
JH
1490 * The macros INT2PTR and NUM2PTR are (despite their names)
1491 * bi-directional: they will convert int/float to or from pointers.
1492 * However the conversion to int/float are named explicitly:
1493 * PTR2IV, PTR2UV, PTR2NV.
1494 *
1495 * For int conversions we do not need two casts if pointers are
1496 * the same size as IV and UV. Otherwise we need an explicit
1497 * cast (PTRV) to avoid compiler warnings.
1498 */
56431972
RB
1499#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1500# define PTRV UV
1501# define INT2PTR(any,d) (any)(d)
1502#else
d460ef45 1503# if PTRSIZE == LONGSIZE
56431972 1504# define PTRV unsigned long
e91e3b10 1505# define PTR2ul(p) (unsigned long)(p)
42718184 1506# else
56431972 1507# define PTRV unsigned
42718184 1508# endif
e91e3b10
RB
1509#endif
1510
1511#ifndef INT2PTR
56431972 1512# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1513#endif
e91e3b10
RB
1514
1515#ifndef PTR2ul
1516# define PTR2ul(p) INT2PTR(unsigned long,p)
1517#endif
1518
56431972
RB
1519#define NUM2PTR(any,d) (any)(PTRV)(d)
1520#define PTR2IV(p) INT2PTR(IV,p)
1521#define PTR2UV(p) INT2PTR(UV,p)
1522#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1523#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1524
8141890a
JH
1525/* According to strict ANSI C89 one cannot freely cast between
1526 * data pointers and function (code) pointers. There are at least
1527 * two ways around this. One (used below) is to do two casts,
1528 * first the other pointer to an (unsigned) integer, and then
1529 * the integer to the other pointer. The other way would be
1530 * to use unions to "overlay" the pointers. For an example of
1531 * the latter technique, see union dirpu in struct xpvio in sv.h.
1532 * The only feasible use is probably temporarily storing
1533 * function pointers in a data pointer (such as a void pointer). */
1534
e91e3b10
RB
1535#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1536#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1537
65202027 1538#ifdef USE_LONG_DOUBLE
1048ea30
JH
1539# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1540# define LONG_DOUBLE_EQUALS_DOUBLE
1541# endif
68d4903c 1542# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1543# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1544# endif
1545#endif
1546
2d4389e4
JH
1547#ifdef OVR_DBL_DIG
1548/* Use an overridden DBL_DIG */
1549# ifdef DBL_DIG
1550# undef DBL_DIG
1551# endif
1552# define DBL_DIG OVR_DBL_DIG
1553#else
1554/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1555 default value for printing floating point numbers in Gconvert
1556 (see config.h). (It also has other uses, such as figuring out if
1557 a given precision of printing can be done with a double instead of
1558 a long double - Allen).
2d4389e4
JH
1559*/
1560#ifdef I_LIMITS
1561#include <limits.h>
1562#endif
1563#ifdef I_FLOAT
1564#include <float.h>
1565#endif
1566#ifndef HAS_DBL_DIG
1567#define DBL_DIG 15 /* A guess that works lots of places */
1568#endif
1569#endif
cbca01e1
JH
1570#ifdef I_FLOAT
1571#include <float.h>
1572#endif
1573#ifndef HAS_DBL_DIG
1574#define DBL_DIG 15 /* A guess that works lots of places */
1575#endif
2d4389e4
JH
1576
1577#ifdef OVR_LDBL_DIG
1578/* Use an overridden LDBL_DIG */
1579# ifdef LDBL_DIG
1580# undef LDBL_DIG
1581# endif
1582# define LDBL_DIG OVR_LDBL_DIG
1583#else
1584/* The following is all to get LDBL_DIG, in order to pick a nice
1585 default value for printing floating point numbers in Gconvert.
1586 (see config.h)
1587*/
68d4903c
JH
1588# ifdef I_LIMITS
1589# include <limits.h>
1590# endif
1591# ifdef I_FLOAT
1592# include <float.h>
1593# endif
1594# ifndef HAS_LDBL_DIG
1595# if LONG_DOUBLESIZE == 10
1596# define LDBL_DIG 18 /* assume IEEE */
1597# else
1598# if LONG_DOUBLESIZE == 12
1599# define LDBL_DIG 18 /* gcc? */
1600# else
1601# if LONG_DOUBLESIZE == 16
1602# define LDBL_DIG 33 /* assume IEEE */
1603# else
1604# if LONG_DOUBLESIZE == DOUBLESIZE
1605# define LDBL_DIG DBL_DIG /* bummer */
1606# endif
1607# endif
1608# endif
1609# endif
1610# endif
2d4389e4
JH
1611#endif
1612
20f6aaab
AS
1613/*
1614 * This is for making sure we have a good DBL_MAX value, if possible,
1615 * either for usage as NV_MAX or for usage in figuring out if we can
1616 * fit a given long double into a double, if bug-fixing makes it
1617 * necessary to do so. - Allen <allens@cpan.org>
1618 */
1619
205f51d8
AS
1620#ifdef I_LIMITS
1621# include <limits.h>
20f6aaab
AS
1622#endif
1623
205f51d8
AS
1624#ifdef I_VALUES
1625# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1626# include <values.h>
1627# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1628# define DBL_MAX MAXDOUBLE
1629# endif
1630# if defined(MINDOUBLE) && !defined(DBL_MIN)
1631# define DBL_MIN MINDOUBLE
1632# endif
1633# endif
1634#endif /* defined(I_VALUES) */
1635
a22e52b9 1636typedef NVTYPE NV;
8175356b 1637
792d8dab
JH
1638#ifdef I_IEEEFP
1639# include <ieeefp.h>
1640#endif
923fc586 1641
65202027 1642#ifdef USE_LONG_DOUBLE
923fc586
JH
1643# ifdef I_SUNMATH
1644# include <sunmath.h>
1645# endif
2d4389e4 1646# define NV_DIG LDBL_DIG
d6c14000
JH
1647# ifdef LDBL_MANT_DIG
1648# define NV_MANT_DIG LDBL_MANT_DIG
1649# endif
06fc1729
JH
1650# ifdef LDBL_MIN
1651# define NV_MIN LDBL_MIN
1652# endif
1653# ifdef LDBL_MAX
1654# define NV_MAX LDBL_MAX
1655# endif
1656# ifdef LDBL_MIN_10_EXP
1657# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1658# endif
1659# ifdef LDBL_MAX_10_EXP
1660# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1661# endif
1662# ifdef LDBL_EPSILON
1663# define NV_EPSILON LDBL_EPSILON
1664# endif
f4a14a62
JH
1665# ifdef LDBL_MAX
1666# define NV_MAX LDBL_MAX
20f6aaab 1667/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1668# else
1669# ifdef HUGE_VALL
1670# define NV_MAX HUGE_VALL
1671# else
1672# ifdef HUGE_VAL
1673# define NV_MAX ((NV)HUGE_VAL)
1674# endif
1675# endif
1676# endif
68d4903c 1677# ifdef HAS_SQRTL
68d4903c
JH
1678# define Perl_cos cosl
1679# define Perl_sin sinl
1680# define Perl_sqrt sqrtl
1681# define Perl_exp expl
1682# define Perl_log logl
1683# define Perl_atan2 atan2l
1684# define Perl_pow powl
1685# define Perl_floor floorl
1bbae031 1686# define Perl_ceil ceill
68d4903c
JH
1687# define Perl_fmod fmodl
1688# endif
a3540c92
JH
1689/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1690# ifdef HAS_MODFL
1691# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
1692/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1693 prototype in <math.h> */
1694# ifndef HAS_MODFL_PROTO
a221a8a5 1695EXTERN_C long double modfl(long double, long double *);
51997bc3 1696# endif
03476e8e
JH
1697# else
1698# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1699 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
1700# define Perl_modf(x,y) Perl_my_modfl(x,y)
1701# endif
a3540c92
JH
1702# endif
1703# ifdef HAS_FREXPL
dff3e0b8 1704# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
1705# else
1706# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1707 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
1708# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1709# endif
a3540c92 1710# endif
38dbb4c5 1711# ifndef Perl_isnan
758a5d79
JH
1712# ifdef HAS_ISNANL
1713# define Perl_isnan(x) isnanl(x)
1714# endif
1715# endif
1716# ifndef Perl_isinf
1717# ifdef HAS_FINITEL
1718# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
1719# endif
1720# endif
65202027 1721#else
2d4389e4 1722# define NV_DIG DBL_DIG
d6c14000
JH
1723# ifdef DBL_MANT_DIG
1724# define NV_MANT_DIG DBL_MANT_DIG
1725# endif
06fc1729
JH
1726# ifdef DBL_MIN
1727# define NV_MIN DBL_MIN
1728# endif
1729# ifdef DBL_MAX
1730# define NV_MAX DBL_MAX
1731# endif
1732# ifdef DBL_MIN_10_EXP
1733# define NV_MIN_10_EXP DBL_MIN_10_EXP
1734# endif
1735# ifdef DBL_MAX_10_EXP
1736# define NV_MAX_10_EXP DBL_MAX_10_EXP
1737# endif
1738# ifdef DBL_EPSILON
1739# define NV_EPSILON DBL_EPSILON
1740# endif
205f51d8 1741# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
1742# define NV_MAX DBL_MAX
1743# define NV_MIN DBL_MIN
1744# else
1745# ifdef HUGE_VAL
1746# define NV_MAX HUGE_VAL
1747# endif
1748# endif
65202027
DS
1749# define Perl_cos cos
1750# define Perl_sin sin
1751# define Perl_sqrt sqrt
1752# define Perl_exp exp
1753# define Perl_log log
1754# define Perl_atan2 atan2
1755# define Perl_pow pow
1756# define Perl_floor floor
1bbae031 1757# define Perl_ceil ceil
65202027 1758# define Perl_fmod fmod
a3540c92 1759# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1760# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
1761#endif
1762
1763/* rumor has it that Win32 has _fpclass() */
1764
205f51d8
AS
1765/* SGI has fpclassl... but not with the same result values,
1766 * and it's via a typedef (not via #define), so will need to redo Configure
1767 * to use. Not worth the trouble, IMO, at least until the below is used
1768 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1769 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1770 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1771
758a5d79
JH
1772#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1773# ifdef I_IEEFP
1774# include <ieeefp.h>
1775# endif
1776# ifdef I_FP
1777# include <fp.h>
1778# endif
1779# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1780# define Perl_fp_class() fpclassl(x)
1781# else
1782# define Perl_fp_class() fpclass(x)
1783# endif
1784# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1785# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1786# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1787# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1788# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1789# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1790# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1791# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1792# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1793# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1794# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1795# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1796# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1797# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1798# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1799#endif
1800
7114a2d2 1801#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
1802# include <math.h>
1803# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1804# include <fp_class.h>
1805# endif
1806# define Perl_fp_class(x) fp_class(x)
1807# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1808# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1809# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1810# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1811# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1812# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1813# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1814# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1815# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1816# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1817# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1818# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1819# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1820# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1821# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1822#endif
1823
1824#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1825# include <math.h>
1826# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 1827# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
1828# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1829# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1830# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1831# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1832#endif
1833
1834#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1835# include <math.h>
1836# ifndef _cplusplus
1837# define Perl_fp_class(x) class(x)
1838# else
1839# define Perl_fp_class(x) _class(x)
1840# endif
1841# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1842# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1843# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1844# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1845# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1846# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1847# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1848# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1849# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1850# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1851# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1852# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1853# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1854# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1855# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1856#endif
1857
1858/* rumor has it that Win32 has _isnan() */
1859
1860#ifndef Perl_isnan
a3540c92 1861# ifdef HAS_ISNAN
758a5d79
JH
1862# define Perl_isnan(x) isnan((NV)x)
1863# else
1864# ifdef Perl_fp_class_nan
1865# define Perl_isnan(x) Perl_fp_class_nan(x)
1866# else
1867# ifdef HAS_UNORDERED
1868# define Perl_isnan(x) unordered((x), 0.0)
1869# else
1870# define Perl_isnan(x) ((x)!=(x))
1871# endif
1872# endif
1873# endif
1874#endif
1875
ca6c63e1
JH
1876#ifdef UNDER_CE
1877int isnan(double d);
1878#endif
1879
758a5d79
JH
1880#ifndef Perl_isinf
1881# ifdef HAS_ISINF
1882# define Perl_isinf(x) isinf((NV)x)
a3540c92 1883# else
758a5d79
JH
1884# ifdef Perl_fp_class_inf
1885# define Perl_isinf(x) Perl_fp_class_inf(x)
1886# else
1887# define Perl_isinf(x) ((x)==NV_INF)
1888# endif
1889# endif
1890#endif
1891
1892#ifndef Perl_isfinite
1893# ifdef HAS_FINITE
1894# define Perl_isfinite(x) finite((NV)x)
1895# else
1896# ifdef HAS_ISFINITE
1897# define Perl_isfinite(x) isfinite(x)
1898# else
1899# ifdef Perl_fp_class_finite
1900# define Perl_isfinite(x) Perl_fp_class_finite(x)
1901# else
1902# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1903# endif
1904# endif
a3540c92 1905# endif
65202027
DS
1906#endif
1907
a36244b7
JH
1908/* The default is to use Perl's own atof() implementation (in numeric.c).
1909 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1910 * it is however best to use the native implementation of atof.
1911 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1912 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
1913 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1914 * you may need to be using a different function than atof! */
a36244b7
JH
1915
1916#ifndef USE_PERL_ATOF
1917# ifndef _UNICOS
1918# define USE_PERL_ATOF
1919# endif
1920#else
1921# if USE_PERL_ATOF == 0
1922# undef USE_PERL_ATOF
1923# endif
1924#endif
1925
1926#ifdef USE_PERL_ATOF
1927# define Perl_atof(s) Perl_my_atof(s)
1928# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1929#else
1930# define Perl_atof(s) (NV)atof(s)
1931# define Perl_atof2(s, n) ((n) = atof(s))
1932#endif
cf2093f6 1933
d460ef45 1934/* Previously these definitions used hardcoded figures.
760ac839
LW
1935 * It is hoped these formula are more portable, although
1936 * no data one way or another is presently known to me.
1937 * The "PERL_" names are used because these calculated constants
1938 * do not meet the ANSI requirements for LONG_MAX, etc., which
1939 * need to be constants acceptable to #if - kja
1940 * define PERL_LONG_MAX 2147483647L
1941 * define PERL_LONG_MIN (-LONG_MAX - 1)
1942 * define PERL ULONG_MAX 4294967295L
1943 */
1944
1945#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1946# include <limits.h>
760ac839 1947#endif
205f51d8
AS
1948/* Included values.h above if necessary; still including limits.h down here,
1949 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 1950
99abf803
PP
1951/*
1952 * Try to figure out max and min values for the integral types. THE CORRECT
1953 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1954 * following hacks are used if neither limits.h or values.h provide them:
1955 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1956 * for types < int: (unsigned TYPE)~(unsigned)0
1957 * The argument to ~ must be unsigned so that later signed->unsigned
1958 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1959 * and it must not be smaller than int because ~ does integral promotion.
1960 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1961 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1962 * The latter is a hack which happens to work on some machines but
1963 * does *not* catch any random system, or things like integer types
1964 * with NaN if that is possible.
1965 *
1966 * All of the types are explicitly cast to prevent accidental loss of
1967 * numeric range, and in the hope that they will be less likely to confuse
1968 * over-eager optimizers.
1969 *
1970 */
27d4fb96 1971
99abf803
PP
1972#define PERL_UCHAR_MIN ((unsigned char)0)
1973
1974#ifdef UCHAR_MAX
1975# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 1976#else
99abf803
PP
1977# ifdef MAXUCHAR
1978# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 1979# else
99abf803 1980# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
1981# endif
1982#endif
d460ef45 1983
99abf803
PP
1984/*
1985 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1986 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1987 * depending on local options. Until Configure detects this (or at least
1988 * detects whether the "signed" keyword is available) the CHAR ranges
1989 * will not be included. UCHAR functions normally.
1990 * - kja
1991 */
27d4fb96 1992
99abf803
PP
1993#define PERL_USHORT_MIN ((unsigned short)0)
1994
1995#ifdef USHORT_MAX
1996# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 1997#else
99abf803
PP
1998# ifdef MAXUSHORT
1999# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2000# else
ef2f54b0
CB
2001# ifdef USHRT_MAX
2002# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2003# else
2004# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2005# endif
27d4fb96
PP
2006# endif
2007#endif
2008
27d4fb96 2009#ifdef SHORT_MAX
99abf803 2010# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2011#else
2012# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2013# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2014# else
ef2f54b0
CB
2015# ifdef SHRT_MAX
2016# define PERL_SHORT_MAX ((short)SHRT_MAX)
2017# else
2018# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2019# endif
27d4fb96
PP
2020# endif
2021#endif
2022
2023#ifdef SHORT_MIN
99abf803 2024# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2025#else
2026# ifdef MINSHORT
99abf803 2027# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2028# else
ef2f54b0
CB
2029# ifdef SHRT_MIN
2030# define PERL_SHORT_MIN ((short)SHRT_MIN)
2031# else
2032# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2033# endif
27d4fb96
PP
2034# endif
2035#endif
2036
99abf803
PP
2037#ifdef UINT_MAX
2038# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2039#else
99abf803
PP
2040# ifdef MAXUINT
2041# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2042# else
99abf803 2043# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2044# endif
2045#endif
2046
99abf803 2047#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2048
2049#ifdef INT_MAX
99abf803 2050# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2051#else
2052# ifdef MAXINT /* Often used in <values.h> */
99abf803 2053# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2054# else
99abf803 2055# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2056# endif
2057#endif
2058
2059#ifdef INT_MIN
99abf803 2060# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2061#else
2062# ifdef MININT
99abf803 2063# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2064# else
2065# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2066# endif
2067#endif
2068
99abf803
PP
2069#ifdef ULONG_MAX
2070# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2071#else
99abf803
PP
2072# ifdef MAXULONG
2073# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2074# else
99abf803 2075# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2076# endif
2077#endif
2078
99abf803 2079#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2080
760ac839 2081#ifdef LONG_MAX
99abf803 2082# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2083#else
2084# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2085# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2086# else
99abf803 2087# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2088# endif
2089#endif
2090
2091#ifdef LONG_MIN
99abf803 2092# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2093#else
2094# ifdef MINLONG
99abf803 2095# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2096# else
27d4fb96 2097# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2098# endif
2099#endif
2100
d7d93a81 2101#ifdef UV_IS_QUAD
99abf803 2102
99abf803 2103# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2104# define PERL_UQUAD_MIN ((UV)0)
99abf803 2105# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2106# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2107
79072805
LW
2108#endif
2109
22f7c9c9
JH
2110#ifdef MYMALLOC
2111# include "malloc_ctl.h"
2112#endif
2113
830247a4 2114struct RExC_state_t;
880b20b6 2115
ee0007ab 2116typedef MEM_SIZE STRLEN;
450a55e4 2117
79072805
LW
2118typedef struct op OP;
2119typedef struct cop COP;
2120typedef struct unop UNOP;
2121typedef struct binop BINOP;
2122typedef struct listop LISTOP;
2123typedef struct logop LOGOP;
79072805
LW
2124typedef struct pmop PMOP;
2125typedef struct svop SVOP;
7934575e 2126typedef struct padop PADOP;
79072805 2127typedef struct pvop PVOP;
79072805
LW
2128typedef struct loop LOOP;
2129
93a17b20 2130typedef struct interpreter PerlInterpreter;
d2b3f365
SS
2131
2132/* Amdahl's <ksync.h> has struct sv */
2133/* SGI's <sys/sema.h> has struct sv */
2134#if defined(UTS) || defined(__sgi)
2135# define STRUCT_SV perl_sv
b8d3c5db
JH
2136#else
2137# define STRUCT_SV sv
2138#endif
2139typedef struct STRUCT_SV SV;
79072805
LW
2140typedef struct av AV;
2141typedef struct hv HV;
2142typedef struct cv CV;
378cc40b 2143typedef struct regexp REGEXP;
79072805 2144typedef struct gp GP;
0c30d9ec 2145typedef struct gv GV;
8990e307 2146typedef struct io IO;
c09156bb 2147typedef struct context PERL_CONTEXT;
79072805
LW
2148typedef struct block BLOCK;
2149
2150typedef struct magic MAGIC;
2151typedef struct xpv XPV;
2152typedef struct xpviv XPVIV;
ff68c719 2153typedef struct xpvuv XPVUV;
79072805
LW
2154typedef struct xpvnv XPVNV;
2155typedef struct xpvmg XPVMG;
2156typedef struct xpvlv XPVLV;
2157typedef struct xpvav XPVAV;
2158typedef struct xpvhv XPVHV;
2159typedef struct xpvgv XPVGV;
2160typedef struct xpvcv XPVCV;
2161typedef struct xpvbm XPVBM;
2162typedef struct xpvfm XPVFM;
8990e307 2163typedef struct xpvio XPVIO;
79072805
LW
2164typedef struct mgvtbl MGVTBL;
2165typedef union any ANY;
5f7fde29
GS
2166typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2167typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2168typedef struct clone_params CLONE_PARAMS;
2169
378cc40b 2170#include "handy.h"
a0d0e21e 2171
6b8eaf93 2172#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2173# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2174# define USE_64_BIT_RAWIO /* implicit */
2175# endif
4564133c
JH
2176#endif
2177
6b8eaf93
JH
2178/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2179 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2180 * however, because operating systems like to do that themself. */
2181#ifndef FSEEKSIZE
2182# ifdef HAS_FSEEKO
2183# define FSEEKSIZE LSEEKSIZE
2184# else
2185# define FSEEKSIZE LONGSIZE
d460ef45 2186# endif
6b8eaf93
JH
2187#endif
2188
2189#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2190# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2191# define USE_64_BIT_STDIO /* implicit */
2192# endif
2193#endif
4564133c 2194
09458382 2195#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2196# ifdef HAS_OFF64_T
2197# undef Off_t
2198# define Off_t off64_t
2199# undef LSEEKSIZE
2200# define LSEEKSIZE 8
5ff3f7a4 2201# endif
d9b3e12d
JH
2202/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2203 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2204 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2205# if defined(USE_OPEN64)
2206# define open open64
5ff3f7a4 2207# endif
d9b3e12d
JH
2208# if defined(USE_LSEEK64)
2209# define lseek lseek64
6b8eaf93
JH
2210# else
2211# if defined(USE_LLSEEK)
2212# define lseek llseek
2213# endif
d9b3e12d
JH
2214# endif
2215# if defined(USE_STAT64)
2216# define stat stat64
2217# endif
2218# if defined(USE_FSTAT64)
2219# define fstat fstat64
2220# endif
2221# if defined(USE_LSTAT64)
2222# define lstat lstat64
2223# endif
2224# if defined(USE_FLOCK64)
2225# define flock flock64
2226# endif
2227# if defined(USE_LOCKF64)
2228# define lockf lockf64
2229# endif
2230# if defined(USE_FCNTL64)
2231# define fcntl fcntl64
2232# endif
2233# if defined(USE_TRUNCATE64)
2234# define truncate truncate64
2235# endif
2236# if defined(USE_FTRUNCATE64)
2237# define ftruncate ftruncate64
2238# endif
2239#endif
2240
2241#ifdef USE_64_BIT_STDIO
2242# ifdef HAS_FPOS64_T
2243# undef Fpos_t
2244# define Fpos_t fpos64_t
2245# endif
2246/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2247 * will trigger defines like the ones below. Some 64-bit environments,
2248 * however, do not. */
2249# if defined(USE_FOPEN64)
2250# define fopen fopen64
2251# endif
2252# if defined(USE_FSEEK64)
6b8eaf93 2253# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2254# endif
2255# if defined(USE_FTELL64)
6b8eaf93 2256# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2257# endif
2258# if defined(USE_FSETPOS64)
2259# define fsetpos fsetpos64
2260# endif
2261# if defined(USE_FGETPOS64)
2262# define fgetpos fgetpos64
2263# endif
2264# if defined(USE_TMPFILE64)
2265# define tmpfile tmpfile64
2266# endif
2267# if defined(USE_FREOPEN64)
2268# define freopen freopen64
5ff3f7a4
GS
2269# endif
2270#endif
2271
af8b425d 2272#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH
2273# include "iperlsys.h"
2274#endif
2275
6f71a643 2276#if defined(__OPEN_VM)
19848b3f
JH
2277# include "vmesa/vmesaish.h"
2278# define ISHISH "vmesa"
6f71a643
JH
2279#endif
2280
748a9306 2281#ifdef DOSISH
19848b3f
JH
2282# if defined(OS2)
2283# include "os2ish.h"
2284# else
2285# include "dosish.h"
2286# endif
2287# define ISHISH "dos"
2288#endif
2289
2290#if defined(VMS)
748a9306 2291# include "vmsish.h"
96e176bf 2292# include "embed.h"
19848b3f
JH
2293# define ISHISH "vms"
2294#endif
2295
2296#if defined(PLAN9)
2297# include "./plan9/plan9ish.h"
2298# define ISHISH "plan9"
2299#endif
2300
2301#if defined(MPE)
2302# include "mpeix/mpeixish.h"
2303# define ISHISH "mpeix"
2304#endif
2305
2306#if defined(__VOS__)
196918b0
PG
2307# ifdef __GNUC__
2308# include "./vos/vosish.h"
2309# else
2310# include "vos/vosish.h"
2311# endif
19848b3f
JH
2312# define ISHISH "vos"
2313#endif
2314
2315#if defined(EPOC)
2316# include "epocish.h"
2317# define ISHISH "epoc"
2318#endif
2319
9969cdde 2320#ifdef __SYMBIAN32__
27da23d5
JH
2321# include "symbian/symbianish.h"
2322# include "embed.h"
2323# define ISHISH "symbian"
2324#endif
2325
19848b3f
JH
2326#if defined(MACOS_TRADITIONAL)
2327# include "macos/macish.h"
2328# ifndef NO_ENVIRON_ARRAY
2329# define NO_ENVIRON_ARRAY
0c30d9ec 2330# endif
19848b3f
JH
2331# define ISHISH "macos classic"
2332#endif
2333
efca5cc6
JH
2334#if defined(__BEOS__)
2335# include "beos/beosish.h"
2336# define ISHISH "beos"
2337#endif
2338
19848b3f
JH
2339#ifndef ISHISH
2340# include "unixish.h"
2341# define ISHISH "unix"
13b6e58c
JH
2342#endif
2343
2946a158
JH
2344/* NSIG logic from Configure --> */
2345/* Strange style to avoid deeply-nested #if/#else/#endif */
2346#ifndef NSIG
2347# ifdef _NSIG
2348# define NSIG (_NSIG)
2349# endif
2350#endif
2351
2352#ifndef NSIG
2353# ifdef SIGMAX
2354# define NSIG (SIGMAX+1)
2355# endif
2356#endif
2357
2358#ifndef NSIG
2359# ifdef SIG_MAX
2360# define NSIG (SIG_MAX+1)
2361# endif
2362#endif
2363
2364#ifndef NSIG
2365# ifdef _SIG_MAX
2366# define NSIG (_SIG_MAX+1)
2367# endif
2368#endif
2369
2370#ifndef NSIG
2371# ifdef MAXSIG
2372# define NSIG (MAXSIG+1)
2373# endif
2374#endif
2375
2376#ifndef NSIG
2377# ifdef MAX_SIG
2378# define NSIG (MAX_SIG+1)
2379# endif
2380#endif
2381
2382#ifndef NSIG
2383# ifdef SIGARRAYSIZE
2384# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2385# endif
2386#endif
2387
2388#ifndef NSIG
2389# ifdef _sys_nsig
2390# define NSIG (_sys_nsig) /* Solaris 2.5 */
2391# endif
2392#endif
2393
2394/* Default to some arbitrary number that's big enough to get most
2395 of the common signals.
2396*/
2397#ifndef NSIG
2398# define NSIG 50
2399#endif
2400/* <-- NSIG logic from Configure */
2401
13b6e58c
JH
2402#ifndef NO_ENVIRON_ARRAY
2403# define USE_ENVIRON_ARRAY
2404#endif
32f822de 2405
c77b533b
JH
2406/*
2407 * initialise to avoid floating-point exceptions from overflow, etc
2408 */
2409#ifndef PERL_FPU_INIT
2410# ifdef HAS_FPSETMASK
2411# if HAS_FLOATINGPOINT_H
2412# include <floatingpoint.h>
2413# endif
2414# define PERL_FPU_INIT fpsetmask(0);
c77b533b 2415# else
2f42fcb0 2416# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
8aad04aa 2417# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
b35112e7
CS
2418# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2419# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2420# else
2421# define PERL_FPU_INIT
2f42fcb0 2422
7014c407 2423# endif
c77b533b
JH
2424# endif
2425#endif
b35112e7
CS
2426#ifndef PERL_FPU_PRE_EXEC
2427# define PERL_FPU_PRE_EXEC {
2428# define PERL_FPU_POST_EXEC }
2429#endif
c77b533b 2430
ed344e4f
IZ
2431#ifndef PERL_SYS_INIT3
2432# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2433#endif
2434
be708cc0
JH
2435#ifndef PERL_WRITE_MSG_TO_CONSOLE
2436# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2437#endif
2438
0f31cffe
GS
2439#ifndef MAXPATHLEN
2440# ifdef PATH_MAX
b990c8b2
JH
2441# ifdef _POSIX_PATH_MAX
2442# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2443/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2444 * included the null byte or not. Later amendments of POSIX,
2445 * XPG4, the Austin Group, and the Single UNIX Specification
2446 * all explicitly include the null byte in the PATH_MAX.
2447 * Ditto for _POSIX_PATH_MAX. */
2448# define MAXPATHLEN PATH_MAX
b990c8b2 2449# else
09448d78 2450# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2451# endif
2452# else
2453# define MAXPATHLEN (PATH_MAX+1)
2454# endif
0f31cffe 2455# else
b990c8b2 2456# ifdef _POSIX_PATH_MAX
09448d78 2457# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2458# else
2459# define MAXPATHLEN 1024 /* Err on the large side. */
2460# endif
0f31cffe
GS
2461# endif
2462#endif
2463
c80263a8
SH
2464/* In case Configure was not used (we are using a "canned config"
2465 * such as Win32, or a cross-compilation setup, for example) try going
2466 * by the gcc major and minor versions. One useful URL is
2467 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2468 * but contrary to this information warn_unused_result seems
2469 * not to be in gcc 3.3.5, at least. --jhi
2470 * Set these up now otherwise we get confused when some of the <*thread.h>
2471 * includes below indirectly pull in <perlio.h> (which needs to know if we
2472 * have HASATTRIBUTE_FORMAT).
2473 */
2474
2475#if defined __GNUC__
2476# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2477# define HASATTRIBUTE_FORMAT
2478# endif
2479# if __GNUC__ >= 3 /* 3.0 -> */
2480# define HASATTRIBUTE_MALLOC
2481# endif
2482# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2483# define HASATTRIBUTE_NONNULL
2484# endif
2485# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2486# define HASATTRIBUTE_NORETURN
2487# endif
2488# if __GNUC__ >= 3 /* gcc 3.0 -> */
2489# define HASATTRIBUTE_PURE
2490# endif
2491# if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2492# define HASATTRIBUTE_UNUSED
2493# endif
2494# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2495# define HASATTRIBUTE_WARN_UNUSED_RESULT
2496# endif
2497#endif
2498
3db8f154 2499/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2500 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2501 * this results in many functions being undeclared which bothers C++
2502 * May make sense to have threads after "*ish.h" anyway
2503 */
2504
3db8f154 2505#if defined(USE_ITHREADS)
2986a63f
JH
2506# ifdef NETWARE
2507# include <nw5thread.h>
2508# else
32f822de
GS
2509# ifdef FAKE_THREADS
2510# include "fakethr.h"
2511# else
2512# ifdef WIN32
2513# include <win32thread.h>
2514# else
dd96f567
IZ
2515# ifdef OS2
2516# include "os2thread.h"
2517# else
7f3d1cf1 2518# ifdef I_MACH_CTHREADS
bdd66968 2519# include <mach/cthreads.h>
8f1f23e8 2520# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2521# define MUTEX_INIT_CALLS_MALLOC
2522# endif
7f3d1cf1
BH
2523typedef cthread_t perl_os_thread;
2524typedef mutex_t perl_mutex;
2525typedef condition_t perl_cond;
2526typedef void * perl_key;
2527# else /* Posix threads */
1f5ae88c
JH
2528# ifdef I_PTHREAD
2529# include <pthread.h>
2530# endif
7f3d1cf1
BH
2531typedef pthread_t perl_os_thread;
2532typedef pthread_mutex_t perl_mutex;
2533typedef pthread_cond_t perl_cond;
2534typedef pthread_key_t perl_key;
2535# endif /* I_MACH_CTHREADS */
dd96f567 2536# endif /* OS2 */
32f822de
GS
2537# endif /* WIN32 */
2538# endif /* FAKE_THREADS */
2986a63f 2539#endif /* NETWARE */
3db8f154 2540#endif /* USE_ITHREADS */
c5be433b 2541
66a93824 2542#if defined(WIN32)
1feb2720 2543# include "win32.h"
c5be433b
GS
2544#endif
2545
2986a63f
JH
2546#ifdef NETWARE
2547# include "netware.h"
2548#endif
2549
e5218da5 2550#define STATUS_UNIX PL_statusvalue
68dc0745 2551#ifdef VMS
6b88bc9c 2552# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2553/*
2554 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2555 * it's contents can not be trusted. Unfortunately, Perl seems to check
2556 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2557 * be updated also.
2558 */
2559# include <stsdef.h>
2560# include <ssdef.h>
2561/* Presume this because if VMS changes it, it will require a new
2562 * set of APIs for waiting on children for binary compatibility.
2563 */
2564# define child_offset_bits (8)
2565# ifndef C_FAC_POSIX
2566# define C_FAC_POSIX 0x35A000
2567# endif
2568
2569/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2570 * platform from the existing UNIX or Native status values.
2571 */
2572
37038d91 2573# define STATUS_EXIT \
7a7fd8e0
JM
2574 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2575 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2576
2577/* STATUS_NATIVE_SET - takes a NATIVE status code and converts it to a
2578 * UNIX/POSIX status value and updates both the native and PL_statusvalue
2579 * as needed. This currently seems only exist for VMS and is used in the exit
2580 * handling.
2581 */
2582
2fbb330f 2583# define STATUS_NATIVE_SET(n) STATUS_NATIVE_SET_PORC(n, 0)
7a7fd8e0
JM
2584
2585/* STATUS_NATIVE_CHILD_SET - same as STATUS_NATIVE_SET, but shifts the UNIX
2586 * value over the correct number of bits to be a child status. Usually
2587 * the number of bits is 8, but that could be platform dependent. The NATIVE
2588 * status code is presumed to have either from a child process.
2589 */
2590
2fbb330f 2591# define STATUS_NATIVE_CHILD_SET(n) STATUS_NATIVE_SET_PORC(n, 1)
7a7fd8e0
JM
2592
2593 /* internal convert VMS status codes to UNIX error or status codes */
2fbb330f 2594# define STATUS_NATIVE_SET_PORC(n, _x) \
68dc0745 2595 STMT_START { \
2fbb330f
JM
2596 I32 evalue = (I32)n; \
2597 if (evalue == EVMSERR) { \
2598 PL_statusvalue_vms = vaxc$errno; \
2599 PL_statusvalue = evalue; \
7a7fd8e0 2600 } else { \
2fbb330f 2601 PL_statusvalue_vms = evalue; \
7a7fd8e0 2602 if ((I32)PL_statusvalue_vms == -1) { \
3280af22 2603 PL_statusvalue = -1; \
7a7fd8e0
JM
2604 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2605 } else \
2606 PL_statusvalue = Perl_vms_status_to_unix(evalue, _x); \
2fbb330f
JM
2607 set_vaxc_errno(evalue); \
2608 set_errno(PL_statusvalue); \
7a7fd8e0 2609 if (_x) PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2610 } \
68dc0745 2611 } STMT_END
7a7fd8e0 2612
68dc0745 2613# ifdef VMSISH_STATUS
e5218da5 2614# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2615# else
e5218da5 2616# define STATUS_CURRENT STATUS_UNIX
68dc0745 2617# endif
7a7fd8e0
JM
2618
2619 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2620 * the NATIVE status to an equivalent value. Can not be used to translate
2621 * exit code values as exit code values are not guaranteed to have any
2622 * relationship at all to errno values.
2623 * This is used when Perl is forcing errno to have a specific value.
2624 */
e5218da5 2625# define STATUS_UNIX_SET(n) \
68dc0745 2626 STMT_START { \
7a7fd8e0
JM
2627 I32 evalue = (I32)n; \
2628 PL_statusvalue = evalue; \
3280af22 2629 if (PL_statusvalue != -1) { \
2fbb330f
JM
2630 if (PL_statusvalue != EVMSERR) { \
2631 PL_statusvalue &= 0xFFFF; \
7a7fd8e0 2632 PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2fbb330f
JM
2633 } \
2634 else { \
2635 PL_statusvalue_vms = vaxc$errno; \
2636 } \
68dc0745 2637 } \
7a7fd8e0
JM
2638 else PL_statusvalue_vms = SS$_ABORT; \
2639 set_vaxc_errno(evalue); \
2640 } STMT_END
2641
2642 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2643 * the NATIVE error status based on it. It does not assume that
2644 * the UNIX/POSIX exit codes have any relationship to errno
2645 * values and are only being encoded into the NATIVE form so
2646 * that they can be properly passed through to the calling
2647 * program or shell.
2648 */
2649
2650# define STATUS_UNIX_EXIT_SET(n) \
2651 STMT_START { \
2652 I32 evalue = (I32)n; \
2653 PL_statusvalue = evalue; \
2654 if (PL_statusvalue != -1) { \
2655 if (PL_statusvalue != EVMSERR) { \
2656 if (PL_statusvalue < 256) { \
2657 if (PL_statusvalue == 0) \
2658 PL_statusvalue_vms == SS$_NORMAL; \
2659 else \
2660 PL_statusvalue_vms = MY_POSIX_EXIT ? \
2661 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2662 (STS$K_ERROR | STS$M_INHIB_MSG) : 0) : evalue; \
2663 } else { /* forgive them Perl, for they have sinned */ \
2664 PL_statusvalue_vms = evalue; \
2665 } /* And obviously used a VMS status value instead of UNIX */ \
2666 PL_statusvalue = EVMSERR; \
2667 } \
2668 else { \
2669 PL_statusvalue_vms = vaxc$errno; \
2670 } \
2671 } \
2672 else PL_statusvalue_vms = SS$_ABORT; \
2673 set_vaxc_errno(PL_statusvalue_vms); \
68dc0745 2674 } STMT_END
7a7fd8e0
JM
2675# define STATUS_ALL_SUCCESS \
2676 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2677# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2678 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2679 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
68dc0745 2680#else
e5218da5 2681# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 2682# if defined(WCOREDUMP)
37038d91 2683# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
2684 STMT_START { \
2685 PL_statusvalue_posix = (n); \
2686 if (PL_statusvalue_posix == -1) \
2687 PL_statusvalue = -1; \
2688 else { \
2689 PL_statusvalue = \
2690 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2691 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2692 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2693 } \
2694 } STMT_END
2695# elif defined(WIFEXITED)
37038d91 2696# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
2697 STMT_START { \
2698 PL_statusvalue_posix = (n); \
2699 if (PL_statusvalue_posix == -1) \
2700 PL_statusvalue = -1; \
2701 else { \
2702 PL_statusvalue = \
2703 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2704 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2705 } \
2706 } STMT_END
2707# else
37038d91 2708# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
2709 STMT_START { \
2710 PL_statusvalue_posix = (n); \
2711 if (PL_statusvalue_posix == -1) \
2712 PL_statusvalue = -1; \
2713 else { \
2714 PL_statusvalue = \
2715 PL_statusvalue_posix & 0xFFFF; \
2716 } \
2717 } STMT_END
2718# endif
2719# define STATUS_UNIX_SET(n) \
68dc0745 2720 STMT_START { \
3280af22
NIS
2721 PL_statusvalue = (n); \
2722 if (PL_statusvalue != -1) \
2723 PL_statusvalue &= 0xFFFF; \
68dc0745 2724 } STMT_END
7a7fd8e0 2725# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 2726# define STATUS_CURRENT STATUS_UNIX
37038d91 2727# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
2728# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2729# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
2730#endif
2731
cc3604b1
GS
2732/* flags in PL_exit_flags for nature of exit() */
2733#define PERL_EXIT_EXPECTED 0x01
31d77e54 2734#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2735
0b94c7bb 2736#ifndef MEMBER_TO_FPTR
a7cb1f99
GS
2737# define MEMBER_TO_FPTR(name) name
2738#endif
2739
2740/* format to use for version numbers in file/directory names */
273cf8d1 2741/* XXX move to Configure? */
a7cb1f99 2742#ifndef PERL_FS_VER_FMT
273cf8d1 2743# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS
2744#endif
2745
45bc9206 2746/* This defines a way to flush all output buffers. This may be a
76549fef
JH
2747 * performance issue, so we allow people to disable it. Also, if
2748 * we are using stdio, there are broken implementations of fflush(NULL)
2749 * out there, Solaris being the most prominent.
45bc9206
GS
2750 */
2751#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2752# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2753# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
2754# else
2755# ifdef FFLUSH_ALL
2756# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2757# else
c5be433b 2758# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2759# endif
66fe083f 2760# endif
45bc9206
GS
2761#endif
2762
7766f137
GS
2763#ifndef PERL_WAIT_FOR_CHILDREN
2764# define PERL_WAIT_FOR_CHILDREN NOOP
2765#endif
2766
ba869deb 2767/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
2768#ifndef PERL_SET_INTERP
2769# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2770#endif
2771
2772#ifndef PERL_GET_INTERP
2773# define PERL_GET_INTERP (PL_curinterp)
2774#endif
2775
54aff467 2776#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 2777# ifdef MULTIPLICITY
ba869deb 2778# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 2779# endif
ba869deb
GS
2780# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2781#endif
2782
8896765a
RB
2783/*
2784 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 2785 All that is required is that the perl source does not
8896765a
RB
2786 use "%-p" or "%-<number>p" or "%<number>p" formats.
2787 These formats will still work in perl code.
2788 See comments in sv.c for futher details.
2789
2790 -DvdNUMBER=<number> can be used to redefine VDf
2791
2792 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2793 which works properly but gives compiler warnings
2794
2795 Robin Barker 2005-07-14
0dbb1585 2796*/
8896765a
RB
2797
2798#ifndef SVf_
63ce7bf0 2799# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
2800#endif
2801
8896765a 2802#ifndef SVf
104abab4 2803# define SVf "-p"
d2560b70
RB
2804#endif
2805
014ead4b 2806#ifndef SVf32
8896765a 2807# define SVf32 SVf_(32)
014ead4b
RB
2808#endif
2809
2810#ifndef SVf256
8896765a
RB
2811# define SVf256 SVf_(256)
2812#endif
2813
2814#ifndef vdNUMBER
2815# define vdNUMBER 1
2816#endif
2817
2818#ifndef VDf
2819# if vdNUMBER
63ce7bf0 2820# define VDf STRINGIFY(vdNUMBER) "p"
8896765a
RB
2821# else
2822# define VDf "vd"
2823# endif
014ead4b
RB
2824#endif
2825
2826#ifndef UVf
2827# define UVf UVuf
d2560b70
RB
2828#endif
2829
0dbb1585
AL
2830#ifdef HASATTRIBUTE_FORMAT
2831# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2832#endif
2833#ifdef HASATTRIBUTE_MALLOC
77785eea 2834# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 2835#endif
0dbb1585 2836#ifdef HASATTRIBUTE_NONNULL
abb2c242 2837# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 2838#endif
0dbb1585 2839#ifdef HASATTRIBUTE_NORETURN
abb2c242 2840# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 2841#endif
0dbb1585 2842#ifdef HASATTRIBUTE_PURE
abb2c242 2843# define __attribute__pure__ __attribute__((pure))
f22be1b8 2844#endif
0dbb1585
AL
2845#ifdef HASATTRIBUTE_UNUSED
2846# define __attribute__unused__ __attribute__((unused))
2847#endif
2848#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 2849# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
2850#endif
2851
0dbb1585
AL
2852/* If we haven't defined the attributes yet, define them to blank. */
2853#ifndef __attribute__format__
2854# define __attribute__format__(x,y,z)
2855#endif
f22be1b8 2856#ifndef __attribute__malloc__
abb2c242 2857# define __attribute__malloc__
f22be1b8
JH
2858#endif
2859#ifndef __attribute__nonnull__
abb2c242 2860# define __attribute__nonnull__(a)
f22be1b8
JH
2861#endif
2862#ifndef __attribute__noreturn__
abb2c242 2863# define __attribute__noreturn__
f22be1b8
JH
2864#endif
2865#ifndef __attribute__pure__
abb2c242 2866# define __attribute__pure__
f22be1b8 2867#endif
0dbb1585
AL
2868#ifndef __attribute__unused__
2869# define __attribute__unused__
2870#endif
f22be1b8 2871#ifndef __attribute__warn_unused_result__
abb2c242
JH
2872# define __attribute__warn_unused_result__
2873#endif
2874
0dbb1585
AL
2875/* For functions that are marked as __attribute__noreturn__, it's not
2876 appropriate to call return. In either case, include the lint directive.
2877 */
2878#ifdef HASATTRIBUTE_NORETURN
2879# define NORETURN_FUNCTION_END /* NOT REACHED */
2880#else
2881# define NORETURN_FUNCTION_END /* NOT REACHED */ return 0
abb2c242
JH
2882#endif
2883
3fc1aec6
PP
2884/* Some unistd.h's give a prototype for pause() even though
2885 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 2886 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
2887*/
2888#ifdef HAS_PAUSE
2889#define Pause pause
2890#else
2891#define Pause() sleep((32767<<16)+32767)
748a9306
LW
2892#endif
2893
2894#ifndef IOCPARM_LEN
2895# ifdef IOCPARM_MASK
2896 /* on BSDish systes we're safe */
2897# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2898# else
2899 /* otherwise guess at what's safe */
2900# define IOCPARM_LEN(x) 256
2901# endif
a0d0e21e
LW
2902#endif
2903
1761cee5 2904#if defined(__CYGWIN__)
521e0776
GS
2905/* USEMYBINMODE
2906 * This symbol, if defined, indicates that the program should
16fe6d59 2907 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
2908 * that a file is in "binary" mode -- that is, that no translation
2909 * of bytes occurs on read or write operations.
2910 */
36894f0b 2911# define USEMYBINMODE /**/
77a40698 2912# include <io.h> /* for setmode() prototype */
16fe6d59 2913# define my_binmode(fp, iotype, mode) \
77a40698 2914 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
2915#endif
2916
88d10794
JH
2917#ifdef __CYGWIN__
2918void init_os_extras(void);
2919#endif
2920
cea2e8a9
GS
2921#ifdef UNION_ANY_DEFINITION
2922UNION_ANY_DEFINITION;
2923#else
2924union any {
2925 void* any_ptr;
2926 I32 any_i32;
2927 IV any_iv;
2928 long any_long;
9febdf04 2929 bool any_bool;
c76ac1ee 2930 void (*any_dptr) (void*);
acfe0abc 2931 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
2932};
2933#endif
2934
acfe0abc 2935typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
2936
2937#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2938#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2939#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2940
c5078cac
JH
2941#if defined(_AIX) && !defined(_AIX43)
2942#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2943/* We cannot include <crypt.h> to get the struct crypt_data
2944 * because of setkey prototype problems when threading */
2945typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2946 /* From OSF, Not needed in AIX
2947 char C[28], D[28];
2948 */
2949 char E[48];
2950 char KS[16][48];
2951 char block[66];
2952 char iobuf[16];
2953} CRYPTD;
2954#endif /* threading */
2955#endif /* AIX */
2956
af8b425d 2957#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH
2958# include "iperlsys.h"
2959#endif
504f80c1 2960
d10dc2ae
JH
2961/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
2962 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
2963 * defined by Configure, despite their names being similar to the
2964 * other defines like USE_ITHREADS. Configure in fact knows nothing
2965 * about the randomised hashes. Therefore to enable/disable the hash
2966 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 2967#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 2968# define USE_HASH_SEED
504f80c1
JH
2969#endif
2970
378cc40b 2971#include "regexp.h"
79072805 2972#include "sv.h"
378cc40b 2973#include "util.h"
8d063cd8 2974#include "form.h"
79072805 2975#include "gv.h"
dd2155a4 2976#include "pad.h"
79072805 2977#include "cv.h"
abdd5c84 2978#include "opnames.h"
79072805
LW
2979#include "op.h"
2980#include "cop.h"
2981#include "av.h"
2982#include "hv.h"
2983#include "mg.h"
2984#include "scope.h"
4438c4b7 2985#include "warnings.h"
a0ed51b3 2986#include "utf8.h"
8d063cd8 2987
7fae4e64
GS
2988/* Current curly descriptor */
2989typedef struct curcur CURCUR;
2990struct curcur {
2991 int parenfloor; /* how far back to strip paren data */
2992 int cur; /* how many instances of scan we've matched */
2993 int min; /* the minimal number of scans to match */
2994 int max; /* the maximal number of scans to match */
2995 int minmod; /* whether to work our way up or down */
2996 regnode * scan; /* the thing to match */
2997 regnode * next; /* what has to match after it */
2998 char * lastloc; /* where we started matching this scan */
2999 CURCUR * oldcc; /* current curly before we started this one */
3000};
3001
3002typedef struct _sublex_info SUBLEXINFO;
3003struct _sublex_info {
3004 I32 super_state; /* lexer state to save */
3005 I32 sub_inwhat; /* "lex_inwhat" to use */
3006 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS
3007 char *super_bufptr; /* PL_bufptr that was */
3008 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS
3009};
3010
455ece5e 3011typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3012
2c2d71f5 3013struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3014struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e
GS
3015
3016typedef I32 CHECKPOINT;
76e3520e 3017
6f51351d
NC
3018/* Keep next first in this structure, because sv_free_arenas take
3019 advantage of this to share code between the pte arenas and the SV
3020 body arenas */
5f7fde29
GS
3021struct ptr_tbl_ent {
3022 struct ptr_tbl_ent* next;
53c1dcc0 3023 const void* oldval;
5f7fde29 3024 void* newval;
d18c6117
GS
3025};
3026
5f7fde29
GS
3027struct ptr_tbl {
3028 struct ptr_tbl_ent** tbl_ary;
3029 UV tbl_max;
3030 UV tbl_items;
d18c6117
GS
3031};
3032
450a55e4 3033#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW
3034# define I286
3035#endif
3036
fe14fcc3
LW
3037#if defined(htonl) && !defined(HAS_HTONL)
3038#define HAS_HTONL
ae986130 3039#endif
fe14fcc3
LW
3040#if defined(htons) && !defined(HAS_HTONS)
3041#define HAS_HTONS
ae986130 3042#endif
fe14fcc3
LW
3043#if defined(ntohl) && !defined(HAS_NTOHL)
3044#define HAS_NTOHL
ae986130 3045#endif
fe14fcc3
LW
3046#if defined(ntohs) && !defined(HAS_NTOHS)
3047#define HAS_NTOHS
ae986130 3048#endif
fe14fcc3 3049#ifndef HAS_HTONL
d9d8d8de 3050#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3051#define HAS_HTONS
3052#define HAS_HTONL
3053#define HAS_NTOHS
3054#define HAS_NTOHL
a687059c
LW
3055#define MYSWAP
3056#define htons my_swap
3057#define htonl my_htonl
3058#define ntohs my_swap
3059#define ntohl my_ntohl
3060#endif
3061#else
d9d8d8de 3062#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3063#undef HAS_HTONS
3064#undef HAS_HTONL
3065#undef HAS_NTOHS
3066#undef HAS_NTOHL
a687059c
LW
3067#endif
3068#endif
3069
988174c1
LW
3070/*
3071 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3072 * -DWS
3073 */
3074#if BYTEORDER != 0x1234
3075# define HAS_VTOHL
3076# define HAS_VTOHS
3077# define HAS_HTOVL
3078# define HAS_HTOVS
c67712b2 3079# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3080# define vtohl(x) ((((x)&0xFF)<<24) \
3081 +(((x)>>24)&0xFF) \
3082 +(((x)&0x0000FF00)<<8) \
3083 +(((x)&0x00FF0000)>>8) )
3084# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3085# define htovl(x) vtohl(x)
3086# define htovs(x) vtohs(x)
3087# endif
3088 /* otherwise default to functions in util.c */
2a8c3029 3089#ifndef htovs
c623ac67
GS
3090short htovs(short n);
3091short vtohs(short n);
3092long htovl(long n);
3093long vtohl(long n);
988174c1 3094#endif
2a8c3029 3095#endif
988174c1 3096
3bb7c1b4
JH
3097/* *MAX Plus 1. A floating point value.
3098 Hopefully expressed in a way that dodgy floating point can't mess up.
3099 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3100 is added to it
3101 May find that some broken compiler will want the value cast to I32.
3102 [after the shift, as signed >> may not be as secure as unsigned >>]
3103*/
3104#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3105#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3106/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3107 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3108 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3109*/
3110#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3111
3bb7c1b4
JH
3112#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3113#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3114#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3115
3116/* This may look like unnecessary jumping through hoops, but converting
3117 out of range floating point values to integers *is* undefined behaviour,
3118 and it is starting to bite.
3119*/
3120#ifndef CAST_INLINE
65202027 3121#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3122#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3123#define I_V(what) (cast_iv((NV)(what)))
3124#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3125#else
3126#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3127 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3128 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3129#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3130 : ((n) < U32_MAX_P1 ? (U32) (n) \
3131 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3132#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3133 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3134 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3135#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3136 : ((n) < UV_MAX_P1 ? (UV) (n) \
3137 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3138#endif
3139
3140#define U_S(what) ((U16)U_32(what))
3141#define U_I(what) ((unsigned int)U_32(what))
3142#define U_L(what) U_32(what)
ed6116ce 3143
2d4389e4
JH
3144/* These do not care about the fractional part, only about the range. */
3145#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3146#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3147
25da4f38
IZ
3148/* Used with UV/IV arguments: */
3149 /* XXXX: need to speed it up */
3150#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3151#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3152
352d5a3a
LW
3153#ifndef MAXSYSFD
3154# define MAXSYSFD 2
3155#endif
ee0007ab 3156
79072805 3157#ifndef __cplusplus
27da23d5 3158#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3159Uid_t getuid (void);
3160Uid_t geteuid (void);
3161Gid_t getgid (void);
3162Gid_t getegid (void);
79072805 3163#endif
e1caacb4 3164#endif
8d063cd8 3165
0c30d9ec 3166#ifndef Perl_debug_log
bf49b057
GS
3167# define Perl_debug_log PerlIO_stderr()
3168#endif
3169
3170#ifndef Perl_error_log
3171# define Perl_error_log (PL_stderrgv \
6b78add2 3172 && isGV(PL_stderrgv) \
01bb7c6d 3173 && GvIOp(PL_stderrgv) \
42de951c 3174 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3175 ? IoOFP(GvIOp(PL_stderrgv)) \
3176 : PerlIO_stderr())
0c30d9ec 3177#endif
3967c732 3178
aea4f609
DM
3179
3180#define DEBUG_p_FLAG 0x00000001 /* 1 */
3181#define DEBUG_s_FLAG 0x00000002 /* 2 */
3182#define DEBUG_l_FLAG 0x00000004 /* 4 */
3183#define DEBUG_t_FLAG 0x00000008 /* 8 */
3184#define DEBUG_o_FLAG 0x00000010 /* 16 */
3185#define DEBUG_c_FLAG 0x00000020 /* 32 */
3186#define DEBUG_P_FLAG 0x00000040 /* 64 */
3187#define DEBUG_m_FLAG 0x00000080 /* 128 */
3188#define DEBUG_f_FLAG 0x00000100 /* 256 */
3189#define DEBUG_r_FLAG 0x00000200 /* 512 */
3190#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3191#define DEBUG_u_FLAG 0x00000800 /* 2048 */
a3c98653 3192 /* spare */
aea4f609
DM
3193#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3194#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3195#define DEBUG_D_FLAG 0x00008000 /* 32768 */
3196#define DEBUG_S_FLAG 0x00010000 /* 65536 */
3197#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3198#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3199#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3200#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3201#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3202#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3203#define DEBUG_q_FLAG 0x00800000 /*8388608 */
ecae49c0 3204#define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
aea4f609
DM
3205
3206#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3207#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3208 that something was done? */
aea4f609 3209
bd16a5f0
IZ
3210# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3211# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3212# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3213# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3214# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3215# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3216# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3217# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3218# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3219# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3220# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3221# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
bd16a5f0
IZ
3222# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3223# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3224# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3225# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3226# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3227# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3228# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3229# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3230# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3231# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3232# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
dd2155a4 3233# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3234
3967c732 3235#ifdef DEBUGGING
aea4f609 3236
bd16a5f0
IZ
3237# define DEBUG_p_TEST DEBUG_p_TEST_
3238# define DEBUG_s_TEST DEBUG_s_TEST_
3239# define DEBUG_l_TEST DEBUG_l_TEST_
3240# define DEBUG_t_TEST DEBUG_t_TEST_
3241# define DEBUG_o_TEST DEBUG_o_TEST_
3242# define DEBUG_c_TEST DEBUG_c_TEST_
3243# define DEBUG_P_TEST DEBUG_P_TEST_
3244# define DEBUG_m_TEST DEBUG_m_TEST_
3245# define DEBUG_f_TEST DEBUG_f_TEST_
3246# define DEBUG_r_TEST DEBUG_r_TEST_
3247# define DEBUG_x_TEST DEBUG_x_TEST_
3248# define DEBUG_u_TEST DEBUG_u_TEST_
bd16a5f0
IZ
3249# define DEBUG_H_TEST DEBUG_H_TEST_
3250# define DEBUG_X_TEST DEBUG_X_TEST_
dd2155a4 3251# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
bd16a5f0
IZ
3252# define DEBUG_D_TEST DEBUG_D_TEST_
3253# define DEBUG_S_TEST DEBUG_S_TEST_
3254# define DEBUG_T_TEST DEBUG_T_TEST_
3255# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3256# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3257# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3258# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3259# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3260# define DEBUG_q_TEST DEBUG_q_TEST_
aea4f609 3261
488b0c7a
JH
3262# define PERL_DEB(a) a
3263# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3264# define DEBUG_p(a) if (DEBUG_p_TEST) a
3265# define DEBUG_s(a) if (DEBUG_s_TEST) a
3266# define DEBUG_l(a) if (DEBUG_l_TEST) a
3267# define DEBUG_t(a) if (DEBUG_t_TEST) a
3268# define DEBUG_o(a) if (DEBUG_o_TEST) a
3269# define DEBUG_c(a) if (DEBUG_c_TEST) a
3270# define DEBUG_P(a) if (DEBUG_P_TEST) a
3271
969058bb
VK
3272 /* Temporarily turn off memory debugging in case the a
3273 * does memory allocation, either directly or indirectly. */
acfe0abc 3274# define DEBUG_m(a) \
0b250b9e 3275 STMT_START { \
aea4f609 3276 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3277 } STMT_END
aea4f609 3278
5f80b19c
AMS
3279# define DEBUG__(t, a) \
3280 STMT_START { \
3281 if (t) STMT_START {a;} STMT_END; \
3282 } STMT_END
3283
3284# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3285# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3286# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3287# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
5f80b19c
AMS
3288# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3289# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
dd2155a4 3290# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
5f80b19c 3291# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 3292
3db8f154 3293# define DEBUG_S(a)
aea4f609 3294
5f80b19c
AMS
3295# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3296# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3297# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3298# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC
3299# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3300# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
aea4f609
DM
3301
3302#else /* DEBUGGING */
3303
3304# define DEBUG_p_TEST (0)
3305# define DEBUG_s_TEST (0)
3306# define DEBUG_l_TEST (0)
3307# define DEBUG_t_TEST (0)
3308# define DEBUG_o_TEST (0)
3309# define DEBUG_c_TEST (0)
3310# define DEBUG_P_TEST (0)
3311# define DEBUG_m_TEST (0)
3312# define DEBUG_f_TEST (0)
3313# define DEBUG_r_TEST (0)
3314# define DEBUG_x_TEST (0)
3315# define DEBUG_u_TEST (0)
aea4f609
DM
3316# define DEBUG_H_TEST (0)
3317# define DEBUG_X_TEST (0)
dd2155a4 3318# define DEBUG_Xv_TEST (0)
aea4f609
DM
3319# define DEBUG_D_TEST (0)
3320# define DEBUG_S_TEST (0)
3321# define DEBUG_T_TEST (0)
04932ac8 3322# define DEBUG_R_TEST (0)
1045810a 3323# define DEBUG_J_TEST (0)
d6721266 3324# define DEBUG_v_TEST (0)
46187eeb 3325# define DEBUG_C_TEST (0)
ecae49c0
NC
3326# define DEBUG_A_TEST (0)
3327# define DEBUG_q_TEST (0)
aea4f609 3328
488b0c7a
JH
3329# define PERL_DEB(a)
3330# define PERL_DEBUG(a)
aea4f609
DM
3331# define DEBUG_p(a)
3332# define DEBUG_s(a)
3333# define DEBUG_l(a)
3334# define DEBUG_t(a)
3335# define DEBUG_o(a)
3336# define DEBUG_c(a)
3337# define DEBUG_P(a)
3338# define DEBUG_m(a)
3339# define DEBUG_f(a)
3340# define DEBUG_r(a)
3341# define DEBUG_x(a)
3342# define DEBUG_u(a)
aea4f609
DM
3343# define DEBUG_H(a)
3344# define DEBUG_X(a)
dd2155a4 3345# define DEBUG_Xv(a)
aea4f609
DM
3346# define DEBUG_D(a)
3347# define DEBUG_S(a)
3348# define DEBUG_T(a)
04932ac8 3349# define DEBUG_R(a)
d6721266 3350# define DEBUG_v(a)
46187eeb 3351# define DEBUG_C(a)
ecae49c0
NC
3352# define DEBUG_A(a)
3353# define DEBUG_q(a)
aea4f609
DM
3354#endif /* DEBUGGING */
3355
3356
b4ab917c
DM
3357#define DEBUG_SCOPE(where) \
3358 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
44f8325f 3359 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
b4ab917c
DM
3360
3361
3362
3363
d1be9408 3364/* These constants should be used in preference to raw characters
14befaf4
DM
3365 * when using magic. Note that some perl guts still assume
3366 * certain character properties of these constants, namely that
3367 * isUPPER() and toLOWER() may do useful mappings.
3368 *
3369 * Update the magic_names table in dump.c when adding/amending these
3370 */
3371
3372#define PERL_MAGIC_sv '\0' /* Special scalar variable */
3373#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3374#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3375#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3376#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3377#define PERL_MAGIC_regdata 'D' /* Regex match position data
3378 (@+ and @- vars) */
3379#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3380#define PERL_MAGIC_env 'E' /* %ENV hash */
3381#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3382#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3383#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3384#define PERL_MAGIC_isa 'I' /* @ISA array */
3385#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3386#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3387#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3388#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS
3389#define PERL_MAGIC_mutex 'm' /* for lock op */
3390#define PERL_MAGIC_shared 'N' /* Shared between threads */
3391#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM
3392#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3393#define PERL_MAGIC_tied 'P' /* Tied array or hash */
3394#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3395#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3396#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3397#define PERL_MAGIC_sig 'S' /* %SIG hash */
3398#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3399#define PERL_MAGIC_taint 't' /* Taintedness */
3400#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 3401#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4 3402#define PERL_MAGIC_vec 'v' /* vec() lvalue */
92f0c265 3403#define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
7e8c5dac 3404#define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
14befaf4
DM
3405#define PERL_MAGIC_substr 'x' /* substr() lvalue */
3406#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3407 smart parameter vivification */
3408#define PERL_MAGIC_glob '*' /* GV (typeglob) */
3409#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3410#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 3411#define PERL_MAGIC_backref '<' /* for weak ref data */
8d2f4536 3412#define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
ca732855 3413#define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
a3874608 3414#define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
14befaf4
DM
3415#define PERL_MAGIC_ext '~' /* Available for use by extensions */
3416
3417
a6e633de 3418#ifndef assert /* <assert.h> might have been included somehow */
2b057284
NC
3419#define assert(what) PERL_DEB( \
3420 ((what) ? ((void) 0) : \
60b9f5a7
NC
3421 (Perl_croak(aTHX_ "Assertion %s failed: file \"" __FILE__ \
3422 "\", line %d", STRINGIFY(what), __LINE__), \
2b057284
NC
3423 PerlProc_exit(1), \
3424 (void) 0)))
a446a88f 3425#endif
8d063cd8 3426
450a55e4 3427struct ufuncs {
24f81a43
DM
3428 I32 (*uf_val)(pTHX_ IV, SV*);
3429 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 3430 IV uf_index;
450a55e4
LW
3431};
3432
14befaf4 3433/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM
3434 * XS code wanting to be backward compatible can do something
3435 * like the following:
c745e42c 3436
24f81a43 3437#ifndef PERL_MG_UFUNC
24f81a43
DM
3438#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3439#endif
3440
3441static PERL_MG_UFUNC(foo_get, index, val)
3442{
3443 sv_setsv(val, ...);
3444 return TRUE;
3445}
3446
3447-- Doug MacEachern
3448
3449*/
3450
fc9c74e6 3451#ifndef PERL_MG_UFUNC
24f81a43 3452#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 3453#endif
24f81a43 3454
fe14fcc3 3455/* Fix these up for __STDC__ */
68dc0745 3456#ifndef DONT_DECLARE_STD
20ce7b12 3457char *mktemp (char*);
37bd1396 3458#ifndef atof
20ce7b12 3459double atof (const char*);
a0d0e21e 3460#endif
37bd1396 3461#endif
79072805 3462
352d5a3a 3463#ifndef STANDARD_C
fe14fcc3 3464/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 3465Time_t time();
8d063cd8 3466struct tm *gmtime(), *localtime();
092bebab 3467#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH
3468char *(strchr)(), *(strrchr)();
3469char *(strcpy)(), *(strcat)();
3470#else
93a17b20 3471char *strchr(), *strrchr();
378cc40b 3472char *strcpy(), *strcat();
9d116dd7 3473#endif
352d5a3a 3474#endif /* ! STANDARD_C */
8d063cd8 3475
79072805
LW
3476
3477#ifdef I_MATH
3478# include <math.h>
3479#else
32f822de 3480START_EXTERN_C
20ce7b12
GS
3481 double exp (double);
3482 double log (double);
3483 double log10 (double);
3484 double sqrt (double);
3485 double frexp (double,int*);
3486 double ldexp (double,int);
3487 double modf (double,double*);
3488 double sin (double);
3489 double cos (double);
3490 double atan2 (double,double);
3491 double pow (double,double);
32f822de 3492END_EXTERN_C
79072805
LW
3493#endif
3494
aa8b85de
JH
3495#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3496# define NV_INF LDBL_INFINITY
3497#endif
3498#if !defined(NV_INF) && defined(DBL_INFINITY)
3499# define NV_INF (NV)DBL_INFINITY
3500#endif
3501#if !defined(NV_INF) && defined(INFINITY)
3502# define NV_INF (NV)INFINITY
3503#endif
3504#if !defined(NV_INF) && defined(INF)
3505# define NV_INF (NV)INF
3506#endif
3507#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3508# define NV_INF (NV)HUGE_VALL
3509#endif
3510#if !defined(NV_INF) && defined(HUGE_VAL)
3511# define NV_INF (NV)HUGE_VAL
3512#endif
3513
3514#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3515# if !defined(NV_NAN) && defined(LDBL_NAN)
3516# define NV_NAN LDBL_NAN
3517# endif
3518# if !defined(NV_NAN) && defined(LDBL_QNAN)
3519# define NV_NAN LDBL_QNAN
3520# endif
3521# if !defined(NV_NAN) && defined(LDBL_SNAN)
3522# define NV_NAN LDBL_SNAN
3523# endif
3524#endif
3525#if !defined(NV_NAN) && defined(DBL_NAN)
3526# define NV_NAN (NV)DBL_NAN
3527#endif
3528#if !defined(NV_NAN) && defined(DBL_QNAN)
3529# define NV_NAN (NV)DBL_QNAN
3530#endif
3531#if !defined(NV_NAN) && defined(DBL_SNAN)
3532# define NV_NAN (NV)DBL_SNAN
3533#endif
3534#if !defined(NV_NAN) && defined(QNAN)
3535# define NV_NAN (NV)QNAN
3536#endif
3537#if !defined(NV_NAN) && defined(SNAN)
3538# define NV_NAN (NV)SNAN
3539#endif
3540#if !defined(NV_NAN) && defined(NAN)
3541# define NV_NAN (NV)NAN
3542#endif
3543
a0d0e21e 3544#ifndef __cplusplus
8f1f23e8 3545# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 3546char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 3547# else
fd8cd3a3 3548# if !defined(WIN32) && !defined(VMS)
10bc17b6 3549#ifndef crypt
20ce7b12 3550char *crypt (const char*, const char*);
10bc17b6 3551#endif
5014db98 3552# endif /* !WIN32 */
8f1f23e8 3553# endif /* !NeXT && !__NeXT__ */
26618a56
GS
3554# ifndef DONT_DECLARE_STD
3555# ifndef getenv
20ce7b12 3556char *getenv (const char*);
26618a56 3557# endif /* !getenv */
28ca6303 3558# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 3559# ifdef _FILE_OFFSET_BITS
28ca6303 3560# if _FILE_OFFSET_BITS == 64
20ce7b12 3561Off_t lseek (int,Off_t,int);
0fc67700
JH
3562# endif
3563# endif
bf0c440f 3564# endif
26618a56 3565# endif /* !DONT_DECLARE_STD */
10bc17b6 3566#ifndef getlogin
20ce7b12 3567char *getlogin (void);
10bc17b6 3568#endif
26618a56 3569#endif /* !__cplusplus */
79072805 3570
7a7fd8e0
JM
3571/* Fixme on VMS. This needs to be a run-time, not build time options */
3572/* Also rename() is affected by this */
16d20bd9 3573#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 3574#define UNLINK unlnk
6e732051 3575I32 unlnk (const char*);
8d063cd8 3576#else
80252599 3577#define UNLINK PerlLIO_unlink
8d063cd8 3578#endif
a687059c 3579
fa0a29af
JH
3580/* some versions of glibc are missing the setresuid() proto */
3581#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH
3582int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3583#endif
fa0a29af
JH
3584/* some versions of glibc are missing the setresgid() proto */
3585#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH
3586int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3587#endif
3588
fe14fcc3 3589#ifndef HAS_SETREUID
85e6fe83
LW
3590# ifdef HAS_SETRESUID
3591# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3592# define HAS_SETREUID
3593# endif
a687059c 3594#endif
fe14fcc3 3595#ifndef HAS_SETREGID
85e6fe83
LW
3596# ifdef HAS_SETRESGID
3597# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3598# define HAS_SETREGID
3599# endif
a687059c 3600#endif
ee0007ab 3601
d543acb6 3602/* Sighandler_t defined in iperlsys.h */
ff68c719
PP
3603
3604#ifdef HAS_SIGACTION
3605typedef struct sigaction Sigsave_t;
3606#else
3607typedef Sighandler_t Sigsave_t;
3608#endif
3609
ee0007ab
LW
3610#define SCAN_DEF 0
3611#define SCAN_TR 1
3612#define SCAN_REPL 2
79072805
LW
3613
3614#ifdef DEBUGGING
4633a7c4 3615# ifndef register
a0d0e21e
LW
3616# define register
3617# endif
cea2e8a9 3618# define RUNOPS_DEFAULT Perl_runops_debug
79072805 3619#else
cea2e8a9 3620# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW
3621#endif
3622
18f739ee 3623#ifdef MYMALLOC
772fe5b3 3624# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM
3625# define MALLOC_INIT \
3626 STMT_START { \
3627 PL_malloc_mutex = NULL; \
3628 MUTEX_INIT(&PL_malloc_mutex); \
3629 } STMT_END
3630# define MALLOC_TERM \
3631 STMT_START { \
3632 perl_mutex tmp = PL_malloc_mutex; \
3633 PL_malloc_mutex = NULL; \
3634 MUTEX_DESTROY(&tmp); \
3635 } STMT_END
3636# else
3637# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3638# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3639# endif
18f739ee
IZ
3640#else
3641# define MALLOC_INIT
3642# define MALLOC_TERM
3643#endif
3644
b6d9d515 3645
0cb96387 3646typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 3647typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 3648typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 3649typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 3650
940cb80d 3651/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 3652#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 3653
8f1f23e8
W
3654/* NeXT has problems with crt0.o globals */
3655#if defined(__DYNAMIC__) && \
6239f2da 3656 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
8f1f23e8
W
3657# if defined(NeXT) || defined(__NeXT)
3658# include <mach-o/dyld.h>
3659# define environ (*environ_pointer)
0c30d9ec 3660EXT char *** environ_pointer;
8f1f23e8 3661# else
6239f2da 3662# if defined(PERL_DARWIN) && defined(PERL_CORE)
8f1f23e8
W
3663# include <crt_externs.h> /* for the env array */
3664# define environ (*_NSGetEnviron())
3665# endif
0c30d9ec 3666# endif
8f1f23e8
W
3667#else
3668 /* VMS and some other platforms don't use the environ array */
13b6e58c 3669# ifdef USE_ENVIRON_ARRAY
a6c40364
GS
3670# if !defined(DONT_DECLARE_STD) || \
3671 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3672 defined(__sgi) || \
d460ef45 3673 defined(__DGUX)
8f1f23e8 3674extern char ** environ; /* environment variables supplied via exec */
a6c40364 3675# endif
8f1f23e8
W
3676# endif
3677#endif
79072805 3678
73c4f7a1
GS
3679START_EXTERN_C
3680
79072805 3681/* handy constants */
22c35a8c 3682EXTCONST char PL_warn_uninit[]
29489e7c 3683 INIT("Use of uninitialized value%s%s%s");
22c35a8c 3684EXTCONST char PL_warn_nosemi[]
463ee0b2 3685 INIT("Semicolon seems to be missing");
22c35a8c 3686EXTCONST char PL_warn_reserved[]
463ee0b2 3687 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 3688EXTCONST char PL_warn_nl[]
93a17b20 3689 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 3690EXTCONST char PL_no_wrongref[]
a0d0e21e 3691 INIT("Can't use %s ref as %s ref");
22c35a8c 3692EXTCONST char PL_no_symref[]
748a9306 3693 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
7a5fd60d 3694EXTCONST char PL_no_symref_sv[]
014ead4b 3695 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
22c35a8c 3696EXTCONST char PL_no_usym[]
8990e307 3697 INIT("Can't use an undefined value as %s reference");
22c35a8c 3698EXTCONST char PL_no_aelem[]
93a17b20 3699 INIT("Modification of non-creatable array value attempted, subscript %d");
ce5030a2
NC
3700EXTCONST char PL_no_helem_sv[]
3701 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
22c35a8c 3702EXTCONST char PL_no_modify[]
93a17b20 3703 INIT("Modification of a read-only value attempted");
22c35a8c 3704EXTCONST char PL_no_mem[]
93a17b20 3705 INIT("Out of memory!\n");
22c35a8c 3706EXTCONST char PL_no_security[]
463ee0b2 3707 INIT("Insecure dependency in %s%s");
22c35a8c 3708EXTCONST char PL_no_sock_func[]
93a17b20 3709 INIT("Unsupported socket function \"%s\" called");
22c35a8c 3710EXTCONST char PL_no_dir_func[]
93a17b20 3711 INIT("Unsupported directory function \"%s\" called");
22c35a8c 3712EXTCONST char PL_no_func[]
93a17b20 3713 INIT("The %s function is unimplemented");
22c35a8c 3714EXTCONST char PL_no_myglob[]
748a9306 3715 INIT("\"my\" variable %s can't be in a package");
82d03984
RGS
3716EXTCONST char PL_no_localize_ref[]
3717 INIT("Can't localize through a reference");
27d5b266
JH
3718#ifdef PERL_MALLOC_WRAP
3719EXTCONST char PL_memory_wrap[]
3720 INIT("panic: memory wrap");
3721#endif
93a17b20 3722
7575fa06 3723EXTCONST char PL_uuemap[65]
80252599
GS
3724 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3725
3726
79072805 3727#ifdef DOINIT
27da23d5
JH
3728EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3729EXTCONST int PL_sig_num[] = { SIG_NUM };
79072805 3730#else
27da23d5
JH
3731EXTCONST char* const PL_sig_name[];
3732EXTCONST int PL_sig_num[];
79072805
LW
3733#endif
3734
3bd709b1 3735/* fast conversion and case folding tables */
bbce6d69 3736
79072805 3737#ifdef DOINIT
9d116dd7 3738#ifdef EBCDIC
27da23d5 3739EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH
3740 0, 1, 2, 3, 4, 5, 6, 7,
3741 8, 9, 10, 11, 12, 13, 14, 15,
3742 16, 17, 18, 19, 20, 21, 22, 23,
3743 24, 25, 26, 27, 28, 29, 30, 31,
3744 32, 33, 34, 35, 36, 37, 38, 39,
3745 40, 41, 42, 43, 44, 45, 46, 47,
3746 48, 49, 50, 51, 52, 53, 54, 55,
3747 56, 57, 58, 59, 60, 61, 62, 63,
3748 64, 65, 66, 67, 68, 69, 70, 71,
3749 72, 73, 74, 75, 76, 77, 78, 79,
3750 80, 81, 82, 83, 84, 85, 86, 87,
3751 88, 89, 90, 91, 92, 93, 94, 95,
3752 96, 97, 98, 99, 100, 101, 102, 103,
3753 104, 105, 106, 107, 108, 109, 110, 111,
3754 112, 113, 114, 115, 116, 117, 118, 119,
3755 120, 121, 122, 123, 124, 125, 126, 127,
3756 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3757 'H', 'I', 138, 139, 140, 141, 142, 143,
3758 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3759 'Q', 'R', 154, 155, 156, 157, 158, 159,
3760 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3761 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3762 176, 177, 178, 179, 180, 181, 182, 183,
3763 184, 185, 186, 187, 188, 189, 190, 191,
3764 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3765 'h', 'i', 202, 203, 204, 205, 206, 207,
3766 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3767 'q', 'r', 218, 219, 220, 221, 222, 223,
3768 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3769 'y', 'z', 234, 235, 236, 237, 238, 239,
3770 240, 241, 242, 243, 244, 245, 246, 247,
3771 248, 249, 250, 251, 252, 253, 254, 255
3772};
3773#else /* ascii rather than ebcdic */
22c35a8c 3774EXTCONST unsigned char PL_fold[] = {
79072805
LW
3775 0, 1, 2, 3, 4, 5, 6, 7,
3776 8, 9, 10, 11, 12, 13, 14, 15,
3777 16, 17, 18, 19, 20, 21, 22, 23,
3778 24, 25, 26, 27, 28, 29, 30, 31,
3779 32, 33, 34, 35, 36, 37, 38, 39,
3780 40, 41, 42, 43, 44, 45, 46, 47,
3781 48, 49, 50, 51, 52, 53, 54, 55,
3782 56, 57, 58, 59, 60, 61, 62, 63,
3783 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3784 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3785 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3786 'x', 'y', 'z', 91, 92, 93, 94, 95,
3787 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3788 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3789 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3790 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3791 128, 129, 130, 131, 132, 133, 134, 135,
3792 136, 137, 138, 139, 140, 141, 142, 143,
3793 144, 145, 146, 147, 148, 149, 150, 151,
3794 152, 153, 154, 155, 156, 157, 158, 159,
3795 160, 161, 162, 163, 164, 165, 166, 167,
3796 168, 169, 170, 171, 172, 173, 174, 175,
3797 176, 177, 178, 179, 180, 181, 182, 183,
3798 184, 185, 186, 187, 188, 189, 190, 191,
3799 192, 193, 194, 195, 196, 197, 198, 199,
3800 200, 201, 202, 203, 204, 205, 206, 207,
3801 208, 209, 210, 211, 212, 213, 214, 215,
3802 216, 217, 218, 219, 220, 221, 222, 223,
3803 224, 225, 226, 227, 228, 229, 230, 231,
3804 232, 233, 234, 235, 236, 237, 238, 239,
3805 240, 241, 242, 243, 244, 245, 246, 247,
3806 248, 249, 250, 251, 252, 253, 254, 255
3807};
9d116dd7 3808#endif /* !EBCDIC */
79072805 3809#else
22c35a8c 3810EXTCONST unsigned char PL_fold[];
79072805
LW
3811#endif
3812
27da23d5 3813#ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
79072805 3814#ifdef DOINIT
27da23d5 3815EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
79072805
LW
3816 0, 1, 2, 3, 4, 5, 6, 7,
3817 8, 9, 10, 11, 12, 13, 14, 15,
3818 16, 17, 18, 19, 20, 21, 22, 23,
3819 24, 25, 26, 27, 28, 29, 30, 31,
3820 32, 33, 34, 35, 36, 37, 38, 39,
3821 40, 41, 42, 43, 44, 45, 46, 47,
3822 48, 49, 50, 51, 52, 53, 54, 55,
3823 56, 57, 58, 59, 60, 61, 62, 63,
3824 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3825 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3826 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3827 'x', 'y', 'z', 91, 92, 93, 94, 95,
3828 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3829 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3830 'P', 'Q', 'R', 'S', '