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"func not implemented" croaks optimizations in /win32/*
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a0d0e21e 1/* perl.h
a687059c 2 *
1129b882 3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
5cd3f21a 4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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
00f254e2 31#endif
0cb96387 32#define VOIDUSED 1
47a51902 33
d460ef45 34#ifdef PERL_MICRO
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35# include "uconfig.h"
36#else
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37# ifndef USE_CROSS_COMPILE
38# include "config.h"
39# else
40# include "xconfig.h"
41# endif
12ae5dfc 42#endif
0cb96387 43
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44/* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
46
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47/* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
50
6f4183fe 51#ifdef USE_ITHREADS
acfe0abc 52# if !defined(MULTIPLICITY)
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53# define MULTIPLICITY
54# endif
55#endif
56
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57#ifdef PERL_GLOBAL_STRUCT_PRIVATE
58# ifndef PERL_GLOBAL_STRUCT
59# define PERL_GLOBAL_STRUCT
60# endif
61#endif
97aff369 62
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63#ifdef PERL_GLOBAL_STRUCT
64# ifndef MULTIPLICITY
65# define MULTIPLICITY
66# endif
67#endif
68
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69#ifdef MULTIPLICITY
70# ifndef PERL_IMPLICIT_CONTEXT
71# define PERL_IMPLICIT_CONTEXT
72# endif
73#endif
74
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75/* undef WIN32 when building on Cygwin (for libwin32) - gph */
76#ifdef __CYGWIN__
77# undef WIN32
78# undef _WIN32
79#endif
80
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81#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
82# ifndef SYMBIAN
83# define SYMBIAN
84# endif
85#endif
86
a0fd4948 87#ifdef __SYMBIAN32__
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88# include "symbian/symbian_proto.h"
89#endif
90
91/* Any stack-challenged places. The limit varies (and often
92 * is configurable), but using more than a kilobyte of stack
93 * is usually dubious in these systems. */
a0fd4948 94#if defined(EPOC) || defined(__SYMBIAN32__)
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95/* EPOC/Symbian: need to work around the SDK features. *
96 * On WINS: MS VC5 generates calls to _chkstk, *
97 * if a "large" stack frame is allocated. *
98 * gcc on MARM does not generate calls like these. */
99# define USE_HEAP_INSTEAD_OF_STACK
100#endif
101
102#/* Use the reentrant APIs like localtime_r and getpwent_r */
10bc17b6 103/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
6239f2da 104#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
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105# define USE_REENTRANT_API
106#endif
107
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108/* <--- here ends the logic shared by perl.h and makedef.pl */
109
af28e889 110/*
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111 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
112 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
af28e889
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113 * __bsdi__ for BSD/OS
114 */
6239f2da 115#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
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116# ifndef BSDish
117# define BSDish
118# endif
119#endif
120
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121#undef START_EXTERN_C
122#undef END_EXTERN_C
123#undef EXTERN_C
124#ifdef __cplusplus
125# define START_EXTERN_C extern "C" {
126# define END_EXTERN_C }
127# define EXTERN_C extern "C"
128#else
129# define START_EXTERN_C
130# define END_EXTERN_C
131# define EXTERN_C extern
132#endif
133
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134/* Fallback definitions in case we don't have definitions from config.h.
135 This should only matter for systems that don't use Configure and
136 haven't been modified to define PERL_STATIC_INLINE yet.
137*/
138#if !defined(PERL_STATIC_INLINE)
139# ifdef HAS_STATIC_INLINE
140# define PERL_STATIC_INLINE static inline
141# else
142# define PERL_STATIC_INLINE static
143# endif
144#endif
145
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146#ifdef PERL_GLOBAL_STRUCT
147# ifndef PERL_GET_VARS
148# ifdef PERL_GLOBAL_STRUCT_PRIVATE
cf5a8da6 149 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
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150# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
151# ifndef PERLIO_FUNCS_CONST
152# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
153# endif
154# else
155# define PERL_GET_VARS() PL_VarsPtr
156# endif
157# endif
158#endif
159
7a89be66 160#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
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161
162#ifdef PERL_GLOBAL_STRUCT
163# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
164#else
165# define dVAR dNOOP
166#endif
167
c5be433b 168#ifdef PERL_IMPLICIT_CONTEXT
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169# ifndef MULTIPLICITY
170# define MULTIPLICITY
c5be433b 171# endif
e8dda941 172# define tTHX PerlInterpreter*
5ba4cab2 173# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 174# define aTHX my_perl
27da23d5 175# ifdef PERL_GLOBAL_STRUCT
e8dda941 176# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 177# else
e8dda941 178# define dTHXa(a) pTHX = (tTHX)a
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179# endif
180# ifdef PERL_GLOBAL_STRUCT
181# define dTHX dVAR; pTHX = PERL_GET_THX
182# else
183# define dTHX pTHX = PERL_GET_THX
184# endif
c5be433b 185# define pTHX_ pTHX,
c5be433b 186# define aTHX_ aTHX,
4373e329 187# define pTHX_1 2
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188# define pTHX_2 3
189# define pTHX_3 4
190# define pTHX_4 5
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191# define pTHX_5 6
192# define pTHX_6 7
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193# define pTHX_7 8
194# define pTHX_8 9
195# define pTHX_9 10
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196# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
197# define PERL_TRACK_MEMPOOL
198# endif
199#else
200# undef PERL_TRACK_MEMPOOL
c5be433b
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201#endif
202
76e3520e 203#define STATIC static
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204
205#ifndef PERL_CORE
206/* Do not use these macros. They were part of PERL_OBJECT, which was an
207 * implementation of multiplicity using C++ objects. They have been left
208 * here solely for the sake of XS code which has incorrectly
209 * cargo-culted them.
210 */
76e3520e 211#define CPERLscope(x) x
565764a8 212#define CPERLarg void
76e3520e 213#define CPERLarg_
e3b8966e 214#define _CPERLarg
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215#define PERL_OBJECT_THIS
216#define _PERL_OBJECT_THIS
217#define PERL_OBJECT_THIS_
312caa8e 218#define CALL_FPTR(fptr) (*fptr)
ef69c8fc 219#define MEMBER_TO_FPTR(name) name
16c91539 220#endif /* !PERL_CORE */
76e3520e 221
16c91539 222#define CALLRUNOPS PL_runops
f9f4320a 223
3ab4a224 224#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
f9f4320a 225
16c91539 226#define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
f9f4320a 227#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
16c91539 228 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
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229 (strbeg),(minend),(screamer),(data),(flags))
230#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
16c91539 231 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
f9f4320a
YO
232 (strend),(flags),(data))
233#define CALLREG_INTUIT_STRING(prog) \
16c91539 234 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
f8149455 235
f8149455
YO
236#define CALLREGFREE(prog) \
237 Perl_pregfree(aTHX_ (prog))
238
239#define CALLREGFREE_PVT(prog) \
16c91539 240 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
f8149455 241
2fdbfb4d 242#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
16c91539 243 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
93b32b6d 244
2fdbfb4d 245#define CALLREG_NUMBUF_STORE(rx,paren,value) \
16c91539 246 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
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247
248#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
16c91539 249 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
2fdbfb4d 250
192b9cd1 251#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
16c91539 252 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
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253
254#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
16c91539 255 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
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256
257#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
16c91539 258 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
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259
260#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
16c91539 261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
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262
263#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
16c91539 264 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
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265
266#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
16c91539 267 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
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268
269#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
16c91539 270 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
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271
272#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
16c91539 273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
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274
275#define CALLREG_NAMED_BUFF_COUNT(rx) \
16c91539 276 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
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277
278#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
16c91539 279 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
93b32b6d 280
49d7dfbc 281#define CALLREG_PACKAGE(rx) \
16c91539 282 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
93b32b6d 283
00f254e2 284#if defined(USE_ITHREADS)
f9f4320a 285#define CALLREGDUPE(prog,param) \
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286 Perl_re_dup(aTHX_ (prog),(param))
287
288#define CALLREGDUPE_PVT(prog,param) \
16c91539 289 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
00f254e2 290 : (REGEXP *)NULL)
f9f4320a 291#endif
14dd3ad8 292
a20207d7 293
bcdf7404 294
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295
296
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297/*
298 * Because of backward compatibility reasons the PERL_UNUSED_DECL
299 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
300 *
301 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 302 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
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303 * marking unused variables (they need e.g. a #pragma) and therefore
304 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
305 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
306 *
307 */
1266ad8c 308
9969cdde 309#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 310# ifdef __cplusplus
5ba4cab2 311# define PERL_UNUSED_DECL
5b2bd0a5 312# else
5ba4cab2 313# define PERL_UNUSED_DECL __attribute__((unused))
5b2bd0a5
AMS
314# endif
315#endif
44dbb695 316
5b2bd0a5 317#ifndef PERL_UNUSED_DECL
34659ad4 318# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 319# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 320# else
5ba4cab2 321# define PERL_UNUSED_DECL
b79c357a 322# endif
5b2bd0a5 323#endif
00f254e2 324
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325/* gcc -Wall:
326 * for silencing unused variables that are actually used most of the time,
a0288114 327 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 328 */
53c1dcc0 329#ifndef PERL_UNUSED_ARG
c99ffe5e 330# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 331# include <note.h>
53c1dcc0 332# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 333# else
53c1dcc0 334# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL
335# endif
336#endif
53c1dcc0
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337#ifndef PERL_UNUSED_VAR
338# define PERL_UNUSED_VAR(x) ((void)x)
339#endif
ad73156c 340
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341#ifdef USE_ITHREADS
342# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
343#else
344# define PERL_UNUSED_CONTEXT
345#endif
346
6f207bd3 347#define NOOP /*EMPTY*/(void)0
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348/* cea2e8a9dd23747f accidentally lost the comment originally from the first
349 check in of thread.h, explaining why we need dNOOP at all: */
350/* Rats: if dTHR is just blank then the subsequent ";" throws an error */
351/* Declaring a *function*, instead of a variable, ensures that we don't rely
352 on being able to suppress "unused" warnings. */
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353#ifdef __cplusplus
354#define dNOOP (void)0
355#else
64a8239e 356#define dNOOP extern int Perl___notused(void)
7db66e12 357#endif
71be2cbc 358
0cb96387 359#ifndef pTHX
e8dda941
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360/* Don't bother defining tTHX and sTHX; using them outside
361 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
362 */
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363# define pTHX void
364# define pTHX_
0cb96387
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365# define aTHX
366# define aTHX_
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367# define dTHXa(a) dNOOP
368# define dTHX dNOOP
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369# define pTHX_1 1
370# define pTHX_2 2
371# define pTHX_3 3
372# define pTHX_4 4
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373# define pTHX_5 5
374# define pTHX_6 6
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375# define pTHX_7 7
376# define pTHX_8 8
377# define pTHX_9 9
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378#endif
379
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380#ifndef dVAR
381# define dVAR dNOOP
382#endif
383
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384/* these are only defined for compatibility; should not be used internally */
385#if !defined(pTHXo) && !defined(PERL_CORE)
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386# define pTHXo pTHX
387# define pTHXo_ pTHX_
0cb96387
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388# define aTHXo aTHX
389# define aTHXo_ aTHX_
c5be433b 390# define dTHXo dTHX
71d280e3 391# define dTHXoa(x) dTHXa(x)
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392#endif
393
394#ifndef pTHXx
395# define pTHXx register PerlInterpreter *my_perl
396# define pTHXx_ pTHXx,
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397# define aTHXx my_perl
398# define aTHXx_ aTHXx,
c5be433b 399# define dTHXx dTHX
22c35a8c 400#endif
71be2cbc 401
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402/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
403 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
404 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
405#ifdef PERL_IMPLICIT_SYS
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406# ifdef PERL_GLOBAL_STRUCT_PRIVATE
407# define dTHXs dVAR; dTHX
408# else
409# define dTHXs dTHX
410# endif
1de7c2ac 411#else
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412# ifdef PERL_GLOBAL_STRUCT_PRIVATE
413# define dTHXs dVAR
414# else
415# define dTHXs dNOOP
416# endif
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417#endif
418
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419/* Some platforms require marking function declarations
420 * for them to be exportable. Used in perlio.h, proto.h
421 * is handled either by the makedef.pl or by defining the
422 * PERL_CALLCONV to be something special. See also the
423 * definition of XS() in XSUB.h. */
424#ifndef PERL_EXPORT_C
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JH
425# ifdef __cplusplus
426# define PERL_EXPORT_C extern "C"
427# else
428# define PERL_EXPORT_C extern
429# endif
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430#endif
431#ifndef PERL_XS_EXPORT_C
a0c21aa1
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432# ifdef __cplusplus
433# define PERL_XS_EXPORT_C extern "C"
434# else
435# define PERL_XS_EXPORT_C
436# endif
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437#endif
438
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439#ifdef OP_IN_REGISTER
440# ifdef __GNUC__
441# define stringify_immed(s) #s
442# define stringify(s) stringify_immed(s)
d1ca3daa 443register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB
444# endif
445#endif
446
e5afc1ae 447/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
b1e55cab 448 * g++ allows them but seems to have problems with them
70aab261
RB
449 * (insane errors ensue).
450 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
451 */
452#if defined(PERL_GCC_PEDANTIC) || \
453 (defined(__GNUC__) && defined(__cplusplus) && \
454 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
5b692037 455# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
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456# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
457# endif
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458#endif
459
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JH
460#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
461# ifndef PERL_USE_GCC_BRACE_GROUPS
462# define PERL_USE_GCC_BRACE_GROUPS
463# endif
464#endif
465
728e2803
PP
466/*
467 * STMT_START { statements; } STMT_END;
468 * can be used as a single statement, as in
469 * if (x) STMT_START { ... } STMT_END; else ...
470 *
471 * Trying to select a version that gives no warnings...
472 */
473#if !(defined(STMT_START) && defined(STMT_END))
5b692037 474# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 475# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803
PP
476# define STMT_END )
477# else
478 /* Now which other defined()s do we need here ??? */
93189314 479# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803
PP
480# define STMT_START if (1)
481# define STMT_END else (void)0
482# else
483# define STMT_START do
484# define STMT_END while (0)
485# endif
486# endif
487#endif
488
d6f9c181
JH
489#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
490# define BYTEORDER 0x1234
79072805
LW
491#endif
492
493/* Overall memory policy? */
494#ifndef CONSERVATIVE
495# define LIBERAL 1
496#endif
497
8ada0baa
JH
498#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
499#define ASCIIish
500#else
501#undef ASCIIish
502#endif
503
79072805
LW
504/*
505 * The following contortions are brought to you on behalf of all the
506 * standards, semi-standards, de facto standards, not-so-de-facto standards
507 * of the world, as well as all the other botches anyone ever thought of.
508 * The basic theory is that if we work hard enough here, the rest of the
509 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
510 */
ac58e20f 511
ee0007ab 512/* define this once if either system, instead of cluttering up the src */
7c458fae 513#if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW
514#define DOSISH 1
515#endif
516
fb38d079 517#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW
518# define STANDARD_C 1
519#endif
520
9969cdde 521#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745
PP
522# define DONT_DECLARE_STD 1
523#endif
524
352d5a3a 525#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 526# define VOL volatile
663a0e37 527#else
79072805 528# define VOL
663a0e37
LW
529#endif
530
284167a5
SM
531/* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
532 * you get a perl without taint support, but doubtlessly with a lesser
533 * degree of support. Do not do so unless you know exactly what it means
534 * technically, have a good reason to do so, and know exactly how the
535 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
536 * a potential security risk due to flat out ignoring the security-relevant
537 * taint flags. This being said, a perl without taint support compiled in
538 * has marginal run-time performance benefits.
539 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
540 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
541 * silently ignores -t/-T instead of throwing an exception.
053a3618
SM
542 *
543 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
6ecb40c7 544 * voids your nonexistent warranty!
284167a5
SM
545 */
546#if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
547# define NO_TAINT_SUPPORT 1
548#endif
549
550/* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
551 * operations into no-ops for a very modest speed-up. Enable only if you
552 * know what you're doing: tests and CPAN modules' tests are bound to fail.
553 */
554#if NO_TAINT_SUPPORT
555# define TAINT NOOP
556# define TAINT_NOT NOOP
557# define TAINT_IF(c) NOOP
558# define TAINT_ENV() NOOP
559# define TAINT_PROPER(s) NOOP
560# define TAINT_set(s) NOOP
561# define TAINT_get 0
562# define TAINTING_get 0
563# define TAINTING_set(s) NOOP
564# define TAINT_WARN_get 0
565# define TAINT_WARN_set(s) NOOP
566#else
567# define TAINT (PL_tainted = TRUE)
568# define TAINT_NOT (PL_tainted = FALSE)
569# define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
570# define TAINT_ENV() if (PL_tainting) { taint_env(); }
571# define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
572# define TAINT_set(s) (PL_tainted = (s))
573# define TAINT_get (PL_tainted)
574# define TAINTING_get (PL_tainting)
575# define TAINTING_set(s) (PL_tainting = (s))
576# define TAINT_WARN_get (PL_taint_warn)
577# define TAINT_WARN_set(s) (PL_taint_warn = (s))
578#endif
a687059c 579
20be6587
DM
580/* flags used internally only within pp_subst and pp_substcont */
581#ifdef PERL_CORE
582# define SUBST_TAINT_STR 1 /* string tainted */
583# define SUBST_TAINT_PAT 2 /* pattern tainted */
584# define SUBST_TAINT_REPL 4 /* replacement tainted */
585# define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
586# define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
587#endif
588
d460ef45 589/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
590 defines move there? If so, I could simplify this a lot. --AD 9/96.
591*/
592/* Process group stuff changed from traditional BSD to POSIX.
593 perlfunc.pod documents the traditional BSD-style syntax, so we'll
594 try to preserve that, if possible.
595*/
596#ifdef HAS_SETPGID
597# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 598#else
a6e633de
PP
599# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
600# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
601# else
602# ifdef HAS_SETPGRP2 /* DG/UX */
603# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
604# endif
605# endif
606#endif
607#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
608# define HAS_SETPGRP /* Well, effectively it does . . . */
609#endif
610
611/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
612 our life easier :-) so we'll try it.
613*/
614#ifdef HAS_GETPGID
615# define BSD_GETPGRP(pid) getpgid((pid))
616#else
617# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
618# define BSD_GETPGRP(pid) getpgrp((pid))
619# else
620# ifdef HAS_GETPGRP2 /* DG/UX */
621# define BSD_GETPGRP(pid) getpgrp2((pid))
622# endif
623# endif
624#endif
625#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
626# define HAS_GETPGRP /* Well, effectively it does . . . */
627#endif
628
d460ef45 629/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
630 have different behaviors, but perl.h used to define USE_BSDPGRP
631 (prior to 5.003_05) so some extension might depend on it.
632*/
633#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
634# ifndef USE_BSDPGRP
635# define USE_BSDPGRP
636# endif
663a0e37
LW
637#endif
638
486ec47a 639/* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
8ac5a1fe
MH
640 pthread.h must be included before all other header files.
641*/
3db8f154 642#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH
643# include <pthread.h>
644#endif
645
760ac839
LW
646#ifndef _TYPES_ /* If types.h defines this it's easy. */
647# ifndef major /* Does everyone's types.h define this? */
648# include <sys/types.h>
c07a80fd 649# endif
663a0e37
LW
650#endif
651
760ac839
LW
652#ifdef __cplusplus
653# ifndef I_STDARG
654# define I_STDARG 1
655# endif
656#endif
657
658#ifdef I_STDARG
659# include <stdarg.h>
660#else
661# ifdef I_VARARGS
662# include <varargs.h>
663# endif
664#endif
665
4633a7c4 666#ifdef USE_NEXT_CTYPE
0c30d9ec 667
092bebab
JH
668#if NX_CURRENT_COMPILER_RELEASE >= 500
669# include <bsd/ctypes.h>
670#else
671# if NX_CURRENT_COMPILER_RELEASE >= 400
672# include <objc/NXCType.h>
673# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
674# include <appkit/NXCType.h>
675# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
676#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec
PP
677
678#else /* !USE_NEXT_CTYPE */
fe14fcc3 679#include <ctype.h>
0c30d9ec 680#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW
681
682#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
683#undef METHOD
a0d0e21e
LW
684#endif
685
12ae5dfc
JH
686#ifdef PERL_MICRO
687# define NO_LOCALE
688#endif
689
4633a7c4 690#ifdef I_LOCALE
36477c24 691# include <locale.h>
4633a7c4
LW
692#endif
693
36477c24
PP
694#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
695# define USE_LOCALE
696# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
697 && defined(HAS_STRXFRM)
698# define USE_LOCALE_COLLATE
699# endif
700# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
701# define USE_LOCALE_CTYPE
702# endif
703# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
704# define USE_LOCALE_NUMERIC
705# endif
706#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 707
fe14fcc3 708#include <setjmp.h>
79072805 709
a0d0e21e 710#ifdef I_SYS_PARAM
79072805
LW
711# ifdef PARAM_NEEDS_TYPES
712# include <sys/types.h>
713# endif
714# include <sys/param.h>
352d5a3a 715#endif
79072805 716
79072805 717/* Use all the "standard" definitions? */
a0d0e21e 718#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 719# include <stdlib.h>
ff68c719 720#endif
03a14243 721
3f270f98
JH
722/* If this causes problems, set i_unistd=undef in the hint file. */
723#ifdef I_UNISTD
724# include <unistd.h>
725#endif
726
de8ca8af
NT
727/* for WCOREDUMP */
728#ifdef I_SYS_WAIT
729# include <sys/wait.h>
730#endif
731
9969cdde 732#ifdef __SYMBIAN32__
27da23d5
JH
733# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
734#endif
735
7114a2d2 736#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 737EXTERN_C int syscall(int, ...);
2ef53570
JH
738#endif
739
7114a2d2 740#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 741EXTERN_C int usleep(unsigned int);
2ef53570
JH
742#endif
743
9c12f1e5
RGS
744/* Funky places that do not have socket stuff. */
745#if defined(__LIBCATAMOUNT__)
746# define MYSWAP
747#endif
748
9a34ef1d
GS
749#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
750# define MYSWAP
751#endif
752
1109a392
MHM
753#ifdef PERL_CORE
754
755/* macros for correct constant construction */
756# if INTSIZE >= 2
757# define U16_CONST(x) ((U16)x##U)
758# else
759# define U16_CONST(x) ((U16)x##UL)
760# endif
761
762# if INTSIZE >= 4
763# define U32_CONST(x) ((U32)x##U)
764# else
765# define U32_CONST(x) ((U32)x##UL)
766# endif
767
768# ifdef HAS_QUAD
769# if INTSIZE >= 8
770# define U64_CONST(x) ((U64)x##U)
771# elif LONGSIZE >= 8
772# define U64_CONST(x) ((U64)x##UL)
773# elif QUADKIND == QUAD_IS_LONG_LONG
774# define U64_CONST(x) ((U64)x##ULL)
52865553
SH
775# elif QUADKIND == QUAD_IS___INT64
776# define U64_CONST(x) ((U64)x##UI64)
1109a392
MHM
777# else /* best guess we can make */
778# define U64_CONST(x) ((U64)x##UL)
779# endif
780# endif
781
782/* byte-swapping functions for big-/little-endian conversion */
783# define _swab_16_(x) ((U16)( \
784 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
785 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
786
787# define _swab_32_(x) ((U32)( \
788 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
789 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
790 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
791 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
792
793# ifdef HAS_QUAD
794# define _swab_64_(x) ((U64)( \
795 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
796 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
797 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
798 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
799 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
800 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
801 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
802 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
803# endif
804
805/*----------------------------------------------------------------------------*/
806# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
807/*----------------------------------------------------------------------------*/
808# define my_htole16(x) (x)
809# define my_letoh16(x) (x)
810# define my_htole32(x) (x)
811# define my_letoh32(x) (x)
812# define my_htobe16(x) _swab_16_(x)
813# define my_betoh16(x) _swab_16_(x)
814# define my_htobe32(x) _swab_32_(x)
815# define my_betoh32(x) _swab_32_(x)
816# ifdef HAS_QUAD
817# define my_htole64(x) (x)
818# define my_letoh64(x) (x)
819# define my_htobe64(x) _swab_64_(x)
820# define my_betoh64(x) _swab_64_(x)
821# endif
822# define my_htoles(x) (x)
823# define my_letohs(x) (x)
824# define my_htolei(x) (x)
825# define my_letohi(x) (x)
826# define my_htolel(x) (x)
827# define my_letohl(x) (x)
828# if SHORTSIZE == 1
829# define my_htobes(x) (x)
830# define my_betohs(x) (x)
831# elif SHORTSIZE == 2
832# define my_htobes(x) _swab_16_(x)
833# define my_betohs(x) _swab_16_(x)
834# elif SHORTSIZE == 4
835# define my_htobes(x) _swab_32_(x)
836# define my_betohs(x) _swab_32_(x)
837# elif SHORTSIZE == 8
838# define my_htobes(x) _swab_64_(x)
839# define my_betohs(x) _swab_64_(x)
840# else
841# define PERL_NEED_MY_HTOBES
842# define PERL_NEED_MY_BETOHS
843# endif
844# if INTSIZE == 1
845# define my_htobei(x) (x)
846# define my_betohi(x) (x)
847# elif INTSIZE == 2
848# define my_htobei(x) _swab_16_(x)
849# define my_betohi(x) _swab_16_(x)
850# elif INTSIZE == 4
851# define my_htobei(x) _swab_32_(x)
852# define my_betohi(x) _swab_32_(x)
853# elif INTSIZE == 8
854# define my_htobei(x) _swab_64_(x)
855# define my_betohi(x) _swab_64_(x)
856# else
857# define PERL_NEED_MY_HTOBEI
858# define PERL_NEED_MY_BETOHI
859# endif
860# if LONGSIZE == 1
861# define my_htobel(x) (x)
862# define my_betohl(x) (x)
863# elif LONGSIZE == 2
864# define my_htobel(x) _swab_16_(x)
865# define my_betohl(x) _swab_16_(x)
866# elif LONGSIZE == 4
867# define my_htobel(x) _swab_32_(x)
868# define my_betohl(x) _swab_32_(x)
869# elif LONGSIZE == 8
870# define my_htobel(x) _swab_64_(x)
871# define my_betohl(x) _swab_64_(x)
872# else
873# define PERL_NEED_MY_HTOBEL
874# define PERL_NEED_MY_BETOHL
875# endif
876# define my_htolen(p,n) NOOP
877# define my_letohn(p,n) NOOP
878# define my_htoben(p,n) my_swabn(p,n)
879# define my_betohn(p,n) my_swabn(p,n)
880/*----------------------------------------------------------------------------*/
881# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
882/*----------------------------------------------------------------------------*/
883# define my_htobe16(x) (x)
884# define my_betoh16(x) (x)
885# define my_htobe32(x) (x)
886# define my_betoh32(x) (x)
887# define my_htole16(x) _swab_16_(x)
888# define my_letoh16(x) _swab_16_(x)
889# define my_htole32(x) _swab_32_(x)
890# define my_letoh32(x) _swab_32_(x)
891# ifdef HAS_QUAD
892# define my_htobe64(x) (x)
893# define my_betoh64(x) (x)
894# define my_htole64(x) _swab_64_(x)
895# define my_letoh64(x) _swab_64_(x)
896# endif
897# define my_htobes(x) (x)
898# define my_betohs(x) (x)
899# define my_htobei(x) (x)
900# define my_betohi(x) (x)
901# define my_htobel(x) (x)
902# define my_betohl(x) (x)
903# if SHORTSIZE == 1
904# define my_htoles(x) (x)
905# define my_letohs(x) (x)
906# elif SHORTSIZE == 2
907# define my_htoles(x) _swab_16_(x)
908# define my_letohs(x) _swab_16_(x)
909# elif SHORTSIZE == 4
910# define my_htoles(x) _swab_32_(x)
911# define my_letohs(x) _swab_32_(x)
912# elif SHORTSIZE == 8
913# define my_htoles(x) _swab_64_(x)
914# define my_letohs(x) _swab_64_(x)
915# else
916# define PERL_NEED_MY_HTOLES
917# define PERL_NEED_MY_LETOHS
918# endif
919# if INTSIZE == 1
920# define my_htolei(x) (x)
921# define my_letohi(x) (x)
922# elif INTSIZE == 2
923# define my_htolei(x) _swab_16_(x)
924# define my_letohi(x) _swab_16_(x)
925# elif INTSIZE == 4
926# define my_htolei(x) _swab_32_(x)
927# define my_letohi(x) _swab_32_(x)
928# elif INTSIZE == 8
929# define my_htolei(x) _swab_64_(x)
930# define my_letohi(x) _swab_64_(x)
931# else
932# define PERL_NEED_MY_HTOLEI
933# define PERL_NEED_MY_LETOHI
934# endif
935# if LONGSIZE == 1
936# define my_htolel(x) (x)
937# define my_letohl(x) (x)
938# elif LONGSIZE == 2
939# define my_htolel(x) _swab_16_(x)
940# define my_letohl(x) _swab_16_(x)
941# elif LONGSIZE == 4
942# define my_htolel(x) _swab_32_(x)
943# define my_letohl(x) _swab_32_(x)
944# elif LONGSIZE == 8
945# define my_htolel(x) _swab_64_(x)
946# define my_letohl(x) _swab_64_(x)
947# else
948# define PERL_NEED_MY_HTOLEL
949# define PERL_NEED_MY_LETOHL
950# endif
951# define my_htolen(p,n) my_swabn(p,n)
952# define my_letohn(p,n) my_swabn(p,n)
953# define my_htoben(p,n) NOOP
954# define my_betohn(p,n) NOOP
955/*----------------------------------------------------------------------------*/
956# else /* all other byte-orders */
957/*----------------------------------------------------------------------------*/
958# define PERL_NEED_MY_HTOLE16
959# define PERL_NEED_MY_LETOH16
960# define PERL_NEED_MY_HTOBE16
961# define PERL_NEED_MY_BETOH16
962# define PERL_NEED_MY_HTOLE32
963# define PERL_NEED_MY_LETOH32
964# define PERL_NEED_MY_HTOBE32
965# define PERL_NEED_MY_BETOH32
966# ifdef HAS_QUAD
967# define PERL_NEED_MY_HTOLE64
968# define PERL_NEED_MY_LETOH64
969# define PERL_NEED_MY_HTOBE64
970# define PERL_NEED_MY_BETOH64
971# endif
972# define PERL_NEED_MY_HTOLES
973# define PERL_NEED_MY_LETOHS
974# define PERL_NEED_MY_HTOBES
975# define PERL_NEED_MY_BETOHS
976# define PERL_NEED_MY_HTOLEI
977# define PERL_NEED_MY_LETOHI
978# define PERL_NEED_MY_HTOBEI
979# define PERL_NEED_MY_BETOHI
980# define PERL_NEED_MY_HTOLEL
981# define PERL_NEED_MY_LETOHL
982# define PERL_NEED_MY_HTOBEL
983# define PERL_NEED_MY_BETOHL
984/*----------------------------------------------------------------------------*/
985# endif /* end of byte-order macros */
986/*----------------------------------------------------------------------------*/
987
9c17f24a
NC
988/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
989 at least on FreeBSD. YMMV, so experiment. */
990#ifndef PERL_ARENA_SIZE
991#define PERL_ARENA_SIZE 4080
992#endif
993
ccb2c8b8 994/* Maximum level of recursion */
2b9dff67
RGS
995#ifndef PERL_SUB_DEPTH_WARN
996#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS
997#endif
998
1109a392
MHM
999#endif /* PERL_CORE */
1000
bdf3085f
NC
1001/* We no longer default to creating a new SV for GvSV.
1002 Do this before embed. */
1003#ifndef PERL_CREATE_GVSV
7459f06b
NC
1004# ifndef PERL_DONT_CREATE_GVSV
1005# define PERL_DONT_CREATE_GVSV
1006# endif
bdf3085f
NC
1007#endif
1008
ca0c25f6
NC
1009#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
1010#define PERL_USES_PL_PIDSTATUS
1011#endif
1012
e37778c2 1013#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS
1014#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
1015#endif
1016
c31fac66
GS
1017#define MEM_SIZE Size_t
1018
1936d2a7
NC
1019/* Round all values passed to malloc up, by default to a multiple of
1020 sizeof(size_t)
1021*/
1022#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
1023#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
1024#endif
1025
f1200559
WH
1026/* sv_grow() will expand strings by at least a certain percentage of
1027 the previously *used* length to avoid excessive calls to realloc().
1028 The default is 25% of the current length.
1029*/
1030#ifndef PERL_STRLEN_EXPAND_SHIFT
1031# define PERL_STRLEN_EXPAND_SHIFT 2
1032#endif
1033
51371543
GS
1034#if defined(STANDARD_C) && defined(I_STDDEF)
1035# include <stddef.h>
1036# define STRUCT_OFFSET(s,m) offsetof(s,m)
1037#else
1038# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
1039#endif
1040
9969cdde 1041#ifndef __SYMBIAN32__
27da23d5
JH
1042# if defined(I_STRING) || defined(__cplusplus)
1043# include <string.h>
1044# else
1045# include <strings.h>
1046# endif
51371543
GS
1047#endif
1048
55497cff
PP
1049/* This comes after <stdlib.h> so we don't try to change the standard
1050 * library prototypes; we'll use our own in proto.h instead. */
03a14243 1051
4633a7c4 1052#ifdef MYMALLOC
86058a2d 1053# ifdef PERL_POLLUTE_MALLOC
ee13e175 1054# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
1055# define Perl_malloc malloc
1056# define Perl_calloc calloc
1057# define Perl_realloc realloc
1058# define Perl_mfree free
ee13e175 1059# endif
86058a2d
GS
1060# else
1061# define EMBEDMYMALLOC /* for compatibility */
1062# endif
827e134a 1063
651b9576
GS
1064# define safemalloc Perl_malloc
1065# define safecalloc Perl_calloc
1066# define saferealloc Perl_realloc
1067# define safefree Perl_mfree
22f7c9c9
JH
1068# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1069 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1070 code; \
1071 } STMT_END
1072# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1073 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1074# define panic_write2(s) write(2, s, strlen(s))
1075# define CHECK_MALLOC_TAINT(newval) \
1076 CHECK_MALLOC_TOO_LATE_FOR_( \
1077 if (newval) { \
1078 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1079 exit(1); })
22f7c9c9 1080# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1081 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
1082 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1083 }} STMT_END;
f2517201
GS
1084#else /* MYMALLOC */
1085# define safemalloc safesysmalloc
1086# define safecalloc safesyscalloc
1087# define saferealloc safesysrealloc
1088# define safefree safesysfree
22f7c9c9
JH
1089# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1090# define CHECK_MALLOC_TAINT(newval) ((void)0)
1091# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1092#endif /* MYMALLOC */
4633a7c4 1093
fe13d51d 1094/* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
27da23d5 1095#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
1096#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1097#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1098#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1099
a0d0e21e
LW
1100#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1101#define strchr index
1102#define strrchr rindex
1103#endif
1104
16d20bd9
AD
1105#ifdef I_MEMORY
1106# include <memory.h>
1107#endif
1108
fe14fcc3 1109#ifdef HAS_MEMCPY
85e6fe83 1110# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1111# ifndef memcpy
20ce7b12 1112 extern char * memcpy (char*, char*, int);
ee0007ab
LW
1113# endif
1114# endif
1115#else
1116# ifndef memcpy
1117# ifdef HAS_BCOPY
1118# define memcpy(d,s,l) bcopy(s,d,l)
1119# else
1120# define memcpy(d,s,l) my_bcopy(s,d,l)
1121# endif
1122# endif
1123#endif /* HAS_MEMCPY */
fe14fcc3 1124
ee0007ab 1125#ifdef HAS_MEMSET
85e6fe83 1126# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1127# ifndef memset
20ce7b12 1128 extern char *memset (char*, int, int);
ee0007ab
LW
1129# endif
1130# endif
ee0007ab 1131#else
12ae5dfc 1132# undef memset
fc36a67e 1133# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
1134#endif /* HAS_MEMSET */
1135
85e6fe83 1136#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1137# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
1138# define memmove(d,s,l) bcopy(s,d,l)
1139# else
2304df62 1140# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1141# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1142# else
79072805 1143# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1144# endif
352d5a3a 1145# endif
d9d8d8de 1146#endif
ee0007ab 1147
36477c24
PP
1148#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1149# undef HAS_MEMCMP
1150#endif
1151
1152#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1153# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1154# ifndef memcmp
20ce7b12 1155 extern int memcmp (char*, char*, int);
ee0007ab
LW
1156# endif
1157# endif
36477c24 1158# ifdef BUGGY_MSC
7e4e8c89 1159# pragma function(memcmp)
36477c24 1160# endif
ee0007ab
LW
1161#else
1162# ifndef memcmp
ecfc5424 1163# define memcmp my_memcmp
352d5a3a 1164# endif
36477c24 1165#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1166
fc36a67e 1167#ifndef memzero
c635e13b
PP
1168# ifdef HAS_MEMSET
1169# define memzero(d,l) memset(d,0,l)
79072805 1170# else
c635e13b
PP
1171# ifdef HAS_BZERO
1172# define memzero(d,l) bzero(d,l)
79072805 1173# else
fc36a67e 1174# define memzero(d,l) my_bzero(d,l)
79072805
LW
1175# endif
1176# endif
d9d8d8de 1177#endif
378cc40b 1178
2f42fcb0 1179#ifndef PERL_MICRO
0f27ced1
JH
1180#ifndef memchr
1181# ifndef HAS_MEMCHR
1182# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1183# endif
1184#endif
2f42fcb0 1185#endif
0f27ced1 1186
36477c24
PP
1187#ifndef HAS_BCMP
1188# ifndef bcmp
1189# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1190# endif
36477c24 1191#endif /* !HAS_BCMP */
378cc40b 1192
ae986130 1193#ifdef I_NETINET_IN
79072805 1194# include <netinet/in.h>
ae986130
LW
1195#endif
1196
28e8609d
JH
1197#ifdef I_ARPA_INET
1198# include <arpa/inet.h>
1199#endif
1200
84902520
TB
1201#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1202/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1203 * (the neo-BSD seem to do this). */
1204# undef SF_APPEND
1205#endif
1206
1aef975c 1207#ifdef I_SYS_STAT
84902520 1208# include <sys/stat.h>
1aef975c 1209#endif
79072805 1210
287a962e
JD
1211/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1212 This definition should ideally go into win32/win32.h, but S_IFIFO is
1213 used later here in perl.h before win32/win32.h is being included. */
1214#if !defined(S_IFIFO) && defined(_S_IFIFO)
1215# define S_IFIFO _S_IFIFO
1216#endif
1217
cc3315ba 1218/* The stat macros for Unisoft System V/88 (and derivatives
a0d0e21e
LW
1219 like UTekV) are broken, sometimes giving false positives. Undefine
1220 them here and let the code below set them to proper values.
1221
1222 The ghs macro stands for GreenHills Software C-1.8.5 which
1223 is the C compiler for sysV88 and the various derivatives.
1224 This header file bug is corrected in gcc-2.5.8 and later versions.
1225 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1226
cc3315ba 1227#if defined(m88k) && defined(ghs)
79072805
LW
1228# undef S_ISDIR
1229# undef S_ISCHR
1230# undef S_ISBLK
1231# undef S_ISREG
1232# undef S_ISFIFO
1233# undef S_ISLNK
ee0007ab 1234#endif
135863df 1235
663a0e37
LW
1236#ifdef I_TIME
1237# include <time.h>
ffed7fef 1238#endif
663a0e37 1239
fe14fcc3 1240#ifdef I_SYS_TIME
85e6fe83 1241# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1242# define KERNEL
1243# endif
1244# include <sys/time.h>
85e6fe83 1245# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1246# undef KERNEL
1247# endif
a687059c 1248#endif
135863df 1249
55497cff 1250#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1251# include <sys/times.h>
d9d8d8de 1252#endif
8d063cd8 1253
fe14fcc3 1254#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1255# undef HAS_STRERROR
663a0e37
LW
1256#endif
1257
1258#include <errno.h>
1e743fda 1259
acfe0abc 1260#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1261# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1262#endif
1263
8cfab5ff 1264/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
00f254e2 1265 * This is important for using IPv6.
8cfab5ff
JH
1266 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1267 * a bad idea since it breaks send() and recv(). */
1268#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1269# define _SOCKADDR_LEN
1270#endif
1271
da70cfc6 1272#if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1e743fda
JH
1273# include <sys/socket.h>
1274# if defined(USE_SOCKS) && defined(I_SOCKS)
1275# if !defined(INCLUDE_PROTOTYPES)
1276# define INCLUDE_PROTOTYPES /* for <socks.h> */
1277# define PERL_SOCKS_NEED_PROTOTYPES
1278# endif
1279# include <socks.h>
1280# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1281# undef INCLUDE_PROTOTYPES
1282# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1283# endif
d460ef45 1284# endif
1e743fda 1285# ifdef I_NETDB
2986a63f
JH
1286# ifdef NETWARE
1287# include<stdio.h>
1288# endif
1e743fda
JH
1289# include <netdb.h>
1290# endif
1291# ifndef ENOTSOCK
1292# ifdef I_NET_ERRNO
1293# include <net/errno.h>
1294# endif
1295# endif
1296#endif
1297
fa0a29af 1298/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1299 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1300 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1301#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1302# if defined(__THROW) && defined(__GLIBC__)
1303int sockatmark(int) __THROW;
1304# else
2ef53570 1305int sockatmark(int);
29820b6d 1306# endif
2ef53570
JH
1307#endif
1308
7e827271 1309#if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED) /* Tru64 "cxx" (C++), see hints/dec_osf.sh for why the _XOPEN_SOURCE_EXTENDED cannot be defined. */
45d3b546
JH
1310EXTERN_C int fchdir(int);
1311EXTERN_C int flock(int, int);
1312EXTERN_C int fseeko(FILE *, off_t, int);
1313EXTERN_C off_t ftello(FILE *);
1314#endif
1315
7e827271 1316#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1317EXTERN_C char *crypt(const char *, const char *);
7e827271 1318EXTERN_C char **environ;
1ccb7c8d
JH
1319#endif
1320
83a6ff2e 1321#if defined(__cplusplus)
944c4fda 1322# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1323EXTERN_C char **environ;
83a6ff2e 1324# elif defined(__CYGWIN__)
667e2948
SP
1325EXTERN_C char *crypt(const char *, const char *);
1326#endif
83a6ff2e 1327#endif
667e2948 1328
1e743fda
JH
1329#ifdef SETERRNO
1330# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1331#endif
f86702cc
PP
1332
1333#ifdef VMS
1334# define SETERRNO(errcode,vmserrcode) \
1335 STMT_START { \
1336 set_errno(errcode); \
1337 set_vaxc_errno(vmserrcode); \
1338 } STMT_END
4ee39169
CS
1339# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1340# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1341# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1342# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1343
93189314
JH
1344# define LIB_INVARG LIB$_INVARG
1345# define RMS_DIR RMS$_DIR
1346# define RMS_FAC RMS$_FAC
1347# define RMS_FEX RMS$_FEX
1348# define RMS_FNF RMS$_FNF
1349# define RMS_IFI RMS$_IFI
1350# define RMS_ISI RMS$_ISI
1351# define RMS_PRV RMS$_PRV
1352# define SS_ACCVIO SS$_ACCVIO
1353# define SS_DEVOFFLINE SS$_DEVOFFLINE
1354# define SS_IVCHAN SS$_IVCHAN
1355# define SS_NORMAL SS$_NORMAL
748a9306 1356#else
aba27d88 1357# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS
1358# define dSAVEDERRNO int saved_errno
1359# define dSAVE_ERRNO int saved_errno = errno
1360# define SAVE_ERRNO (saved_errno = errno)
1361# define RESTORE_ERRNO (errno = saved_errno)
1362
93189314
JH
1363# define LIB_INVARG 0
1364# define RMS_DIR 0
1365# define RMS_FAC 0
1366# define RMS_FEX 0
1367# define RMS_FNF 0
1368# define RMS_IFI 0
1369# define RMS_ISI 0
1370# define RMS_PRV 0
1371# define SS_ACCVIO 0
1372# define SS_DEVOFFLINE 0
1373# define SS_IVCHAN 0
1374# define SS_NORMAL 0
748a9306 1375#endif
ed6116ce 1376
f5fa9033 1377#define ERRSV GvSVn(PL_errgv)
dfd167e9
NC
1378
1379#define CLEAR_ERRSV() STMT_START { \
1380 if (!GvSV(PL_errgv)) { \
1381 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1382 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1383 SvREFCNT_dec(GvSV(PL_errgv)); \
1384 GvSV(PL_errgv) = newSVpvs(""); \
1385 } else { \
1386 SV *const errsv = GvSV(PL_errgv); \
1387 sv_setpvs(errsv, ""); \
1388 if (SvMAGICAL(errsv)) { \
1389 mg_free(errsv); \
1390 } \
1391 SvPOK_only(errsv); \
1392 } \
1393 } STMT_END
1394
1395
414bf5ae
MHM
1396#ifdef PERL_CORE
1397# define DEFSV (0 + GvSVn(PL_defgv))
55b5114f
FC
1398# define DEFSV_set(sv) \
1399 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1400# define SAVE_DEFSV \
1401 ( \
1402 save_gp(PL_defgv, 0), \
1403 GvINTRO_off(PL_defgv), \
1404 SAVEGENERICSV(GvSV(PL_defgv)), \
1405 GvSV(PL_defgv) = NULL \
1406 )
414bf5ae
MHM
1407#else
1408# define DEFSV GvSVn(PL_defgv)
55b5114f
FC
1409# define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1410# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
414bf5ae 1411#endif
38a03e6e 1412
98eae8f5
GS
1413#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1414
55497cff 1415#ifndef errno
5ff3f7a4
GS
1416 extern int errno; /* ANSI allows errno to be an lvalue expr.
1417 * For example in multithreaded environments
1418 * something like this might happen:
1419 * extern int *_errno(void);
1420 * #define errno (*_errno()) */
d9d8d8de 1421#endif
663a0e37 1422
2304df62 1423#ifdef HAS_STRERROR
2242159b 1424#ifndef DONT_DECLARE_STD
a0d0e21e 1425# ifdef VMS
20ce7b12 1426 char *strerror (int,...);
a0d0e21e 1427# else
20ce7b12 1428 char *strerror (int);
a0d0e21e 1429# endif
2242159b 1430#endif
2304df62
AD
1431# ifndef Strerror
1432# define Strerror strerror
1433# endif
1434#else
1435# ifdef HAS_SYS_ERRLIST
79072805
LW
1436 extern int sys_nerr;
1437 extern char *sys_errlist[];
2304df62
AD
1438# ifndef Strerror
1439# define Strerror(e) \
79072805 1440 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1441# endif
79072805 1442# endif
35c8bce7 1443#endif
663a0e37 1444
2304df62 1445#ifdef I_SYS_IOCTL
79072805
LW
1446# ifndef _IOCTL_
1447# include <sys/ioctl.h>
1448# endif
a687059c
LW
1449#endif
1450
ee0007ab 1451#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1452# ifdef HAS_SOCKETPAIR
1453# undef HAS_SOCKETPAIR
1454# endif
2304df62
AD
1455# ifdef I_NDBM
1456# undef I_NDBM
79072805 1457# endif
a687059c
LW
1458#endif
1459
02fc2eee
NC
1460#ifndef HAS_SOCKETPAIR
1461# ifdef HAS_SOCKET
1462# define socketpair Perl_my_socketpair
1463# endif
1464#endif
1465
a687059c 1466#if INTSIZE == 2
79072805
LW
1467# define htoni htons
1468# define ntohi ntohs
a687059c 1469#else
79072805
LW
1470# define htoni htonl
1471# define ntohi ntohl
a687059c
LW
1472#endif
1473
a0d0e21e 1474/* Configure already sets Direntry_t */
35c8bce7 1475#if defined(I_DIRENT)
663a0e37 1476# include <dirent.h>
8f1f23e8
W
1477 /* NeXT needs dirent + sys/dir.h */
1478# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1479# include <sys/dir.h>
1480# endif
ae986130 1481#else
fe14fcc3 1482# ifdef I_SYS_NDIR
79a0689e 1483# include <sys/ndir.h>
663a0e37 1484# else
fe14fcc3 1485# ifdef I_SYS_DIR
79a0689e
LW
1486# ifdef hp9000s500
1487# include <ndir.h> /* may be wrong in the future */
1488# else
1489# include <sys/dir.h>
1490# endif
663a0e37
LW
1491# endif
1492# endif
4633a7c4 1493#endif
a687059c 1494
12ae5dfc
JH
1495#ifdef PERL_MICRO
1496# ifndef DIR
1497# define DIR void
1498# endif
1499#endif
1500
352d5a3a
LW
1501#ifdef FPUTS_BOTCH
1502/* work around botch in SunOS 4.0.1 and 4.0.2 */
1503# ifndef fputs
79072805 1504# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1505# endif
1506#endif
1507
c623bd54
LW
1508/*
1509 * The following gobbledygook brought to you on behalf of __STDC__.
1510 * (I could just use #ifndef __STDC__, but this is more bulletproof
1511 * in the face of half-implementations.)
1512 */
1513
7114a2d2 1514#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1515#include <sys/mode.h>
1516#endif
1517
c623bd54
LW
1518#ifndef S_IFMT
1519# ifdef _S_IFMT
1520# define S_IFMT _S_IFMT
1521# else
1522# define S_IFMT 0170000
1523# endif
1524#endif
1525
1526#ifndef S_ISDIR
1527# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1528#endif
1529
1530#ifndef S_ISCHR
1531# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1532#endif
1533
1534#ifndef S_ISBLK
fe14fcc3
LW
1535# ifdef S_IFBLK
1536# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1537# else
1538# define S_ISBLK(m) (0)
1539# endif
c623bd54
LW
1540#endif
1541
1542#ifndef S_ISREG
1543# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1544#endif
1545
1546#ifndef S_ISFIFO
fe14fcc3
LW
1547# ifdef S_IFIFO
1548# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1549# else
1550# define S_ISFIFO(m) (0)
1551# endif
c623bd54
LW
1552#endif
1553
1554#ifndef S_ISLNK
1555# ifdef _S_ISLNK
1556# define S_ISLNK(m) _S_ISLNK(m)
1557# else
1558# ifdef _S_IFLNK
1559# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1560# else
1561# ifdef S_IFLNK
1562# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1563# else
1564# define S_ISLNK(m) (0)
1565# endif
1566# endif
1567# endif
1568#endif
1569
1570#ifndef S_ISSOCK
1571# ifdef _S_ISSOCK
1572# define S_ISSOCK(m) _S_ISSOCK(m)
1573# else
1574# ifdef _S_IFSOCK
1575# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1576# else
1577# ifdef S_IFSOCK
1578# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1579# else
1580# define S_ISSOCK(m) (0)
1581# endif
1582# endif
1583# endif
1584#endif
1585
1586#ifndef S_IRUSR
1587# ifdef S_IREAD
1588# define S_IRUSR S_IREAD
1589# define S_IWUSR S_IWRITE
1590# define S_IXUSR S_IEXEC
1591# else
1592# define S_IRUSR 0400
1593# define S_IWUSR 0200
1594# define S_IXUSR 0100
1595# endif
fac7cdfc 1596#endif
1597
1598#ifndef S_IRGRP
1599# ifdef S_IRUSR
1600# define S_IRGRP (S_IRUSR>>3)
1601# define S_IWGRP (S_IWUSR>>3)
1602# define S_IXGRP (S_IXUSR>>3)
1603# else
1604# define S_IRGRP 0040
1605# define S_IWGRP 0020
1606# define S_IXGRP 0010
1607# endif
1608#endif
1609
1610#ifndef S_IROTH
1611# ifdef S_IRUSR
1612# define S_IROTH (S_IRUSR>>6)
1613# define S_IWOTH (S_IWUSR>>6)
1614# define S_IXOTH (S_IXUSR>>6)
1615# else
1616# define S_IROTH 0040
1617# define S_IWOTH 0020
1618# define S_IXOTH 0010
1619# endif
c623bd54
LW
1620#endif
1621
1622#ifndef S_ISUID
1623# define S_ISUID 04000
1624#endif
1625
1626#ifndef S_ISGID
1627# define S_ISGID 02000
1628#endif
1629
ca6e1c26
JH
1630#ifndef S_IRWXU
1631# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1632#endif
ca6e1c26
JH
1633
1634#ifndef S_IRWXG
1635# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1636#endif
ca6e1c26
JH
1637
1638#ifndef S_IRWXO
1639# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1640#endif
ca6e1c26 1641
df00ff3b 1642/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH
1643 * which would get included through <sys/file.h >, but that is 3000
1644 * lines in the future. --jhi */
1645
df00ff3b 1646#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1647# define S_IREAD S_IRUSR
1648#endif
1649
df00ff3b 1650#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1651# define S_IWRITE S_IWUSR
1652#endif
1653
1654#ifndef S_IEXEC
1655# define S_IEXEC S_IXUSR
1656#endif
1657
79072805
LW
1658#ifdef ff_next
1659# undef ff_next
352d5a3a
LW
1660#endif
1661
a0d0e21e 1662#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1663# define SLOPPYDIVIDE
1664#endif
1665
748a9306
LW
1666#ifdef UV
1667#undef UV
1668#endif
1669
ce582cee
NC
1670/* For the times when you want the return value of sprintf, and you want it
1671 to be the length. Can't have a thread variable passed in, because C89 has
1672 no varargs macros.
1673*/
1674#ifdef SPRINTF_RETURNS_STRLEN
1675# define my_sprintf sprintf
1676#else
1677# define my_sprintf Perl_my_sprintf
1678#endif
1679
5b692037
JH
1680/*
1681 * If we have v?snprintf() and the C99 variadic macros, we can just
1682 * use just the v?snprintf(). It is nice to try to trap the buffer
1683 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD
1684 * gcc statement expressions, then use the function wrappers which try
1685 * to trap the overflow. If we can use the gcc statement expressions,
1686 * we can try that even with the version that uses the C99 variadic
1687 * macros.
5b692037
JH
1688 */
1689
1208b3dd
JH
1690/* Note that we do not check against snprintf()/vsnprintf() returning
1691 * negative values because that is non-standard behaviour and we use
1692 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1693 * that should be true only if the snprintf()/vsnprintf() are true
1694 * to the standard. */
1695
dfeee9b1 1696#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1697# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1698# define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1208b3dd 1699# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1700# else
1701# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1702# endif
1703#else
1704# define my_snprintf Perl_my_snprintf
1208b3dd 1705# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1706#endif
1707
dfeee9b1 1708#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1709# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1710# define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1208b3dd 1711# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH
1712# else
1713# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1714# endif
1715#else
1716# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1717# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1718#endif
d9fad198 1719
a6cc4119
SP
1720#ifdef HAS_STRLCAT
1721# define my_strlcat strlcat
1722#else
1723# define my_strlcat Perl_my_strlcat
1724#endif
1725
1726#ifdef HAS_STRLCPY
1727# define my_strlcpy strlcpy
1728#else
1729# define my_strlcpy Perl_my_strlcpy
1730#endif
1731
05f13f53 1732/*
27d4fb96
PP
1733 The IV type is supposed to be long enough to hold any integral
1734 value or a pointer.
1735 --Andy Dougherty August 1996
1736*/
1737
a22e52b9
JH
1738typedef IVTYPE IV;
1739typedef UVTYPE UV;
8175356b 1740
10cc9d2a 1741#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1742# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1743# define IV_MAX INT64_MAX
1744# define IV_MIN INT64_MIN
1745# define UV_MAX UINT64_MAX
cae7ae48
JH
1746# ifndef UINT64_MIN
1747# define UINT64_MIN 0
1748# endif
5ff3f7a4
GS
1749# define UV_MIN UINT64_MIN
1750# else
1751# define IV_MAX PERL_QUAD_MAX
1752# define IV_MIN PERL_QUAD_MIN
1753# define UV_MAX PERL_UQUAD_MAX
1754# define UV_MIN PERL_UQUAD_MIN
1755# endif
cf2093f6
JH
1756# define IV_IS_QUAD
1757# define UV_IS_QUAD
79072805 1758#else
8175356b 1759# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1760# define IV_MAX INT32_MAX
1761# define IV_MIN INT32_MIN
716026f9
DL
1762# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1763# define UV_MAX UINT32_MAX
1764# else
1765# define UV_MAX 4294967295U
1766# endif
cae7ae48
JH
1767# ifndef UINT32_MIN
1768# define UINT32_MIN 0
1769# endif
5ff3f7a4
GS
1770# define UV_MIN UINT32_MIN
1771# else
1772# define IV_MAX PERL_LONG_MAX
1773# define IV_MIN PERL_LONG_MIN
1774# define UV_MAX PERL_ULONG_MAX
1775# define UV_MIN PERL_ULONG_MIN
1776# endif
8175356b 1777# if IVSIZE == 8
cf2093f6
JH
1778# define IV_IS_QUAD
1779# define UV_IS_QUAD
de1c2614
JH
1780# ifndef HAS_QUAD
1781# define HAS_QUAD
1782# endif
cf2093f6
JH
1783# else
1784# undef IV_IS_QUAD
1785# undef UV_IS_QUAD
de1c2614 1786# undef HAS_QUAD
cf2093f6 1787# endif
79072805 1788#endif
d7d93a81 1789
1109a392
MHM
1790#ifndef HAS_QUAD
1791# undef PERL_NEED_MY_HTOLE64
1792# undef PERL_NEED_MY_LETOH64
1793# undef PERL_NEED_MY_HTOBE64
1794# undef PERL_NEED_MY_BETOH64
1795#endif
1796
cae7ae48 1797#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1798#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1799
28e5dec8 1800#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1801#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1802#endif
1803
d460ef45 1804/*
26bb67e2
JH
1805 * The macros INT2PTR and NUM2PTR are (despite their names)
1806 * bi-directional: they will convert int/float to or from pointers.
1807 * However the conversion to int/float are named explicitly:
1808 * PTR2IV, PTR2UV, PTR2NV.
1809 *
1810 * For int conversions we do not need two casts if pointers are
1811 * the same size as IV and UV. Otherwise we need an explicit
1812 * cast (PTRV) to avoid compiler warnings.
1813 */
56431972
RB
1814#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1815# define PTRV UV
1816# define INT2PTR(any,d) (any)(d)
1817#else
d460ef45 1818# if PTRSIZE == LONGSIZE
56431972 1819# define PTRV unsigned long
e91e3b10 1820# define PTR2ul(p) (unsigned long)(p)
42718184 1821# else
56431972 1822# define PTRV unsigned
42718184 1823# endif
e91e3b10
RB
1824#endif
1825
1826#ifndef INT2PTR
56431972 1827# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1828#endif
e91e3b10
RB
1829
1830#ifndef PTR2ul
1831# define PTR2ul(p) INT2PTR(unsigned long,p)
1832#endif
1833
56431972
RB
1834#define NUM2PTR(any,d) (any)(PTRV)(d)
1835#define PTR2IV(p) INT2PTR(IV,p)
1836#define PTR2UV(p) INT2PTR(UV,p)
1837#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1838#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1839
8141890a
JH
1840/* According to strict ANSI C89 one cannot freely cast between
1841 * data pointers and function (code) pointers. There are at least
1842 * two ways around this. One (used below) is to do two casts,
1843 * first the other pointer to an (unsigned) integer, and then
1844 * the integer to the other pointer. The other way would be
1845 * to use unions to "overlay" the pointers. For an example of
1846 * the latter technique, see union dirpu in struct xpvio in sv.h.
1847 * The only feasible use is probably temporarily storing
1848 * function pointers in a data pointer (such as a void pointer). */
1849
e91e3b10
RB
1850#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1851#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1852
65202027 1853#ifdef USE_LONG_DOUBLE
1048ea30
JH
1854# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1855# define LONG_DOUBLE_EQUALS_DOUBLE
1856# endif
68d4903c 1857# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1858# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1859# endif
1860#endif
1861
2d4389e4
JH
1862#ifdef OVR_DBL_DIG
1863/* Use an overridden DBL_DIG */
1864# ifdef DBL_DIG
1865# undef DBL_DIG
1866# endif
1867# define DBL_DIG OVR_DBL_DIG
1868#else
1869/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1870 default value for printing floating point numbers in Gconvert
1871 (see config.h). (It also has other uses, such as figuring out if
1872 a given precision of printing can be done with a double instead of
1873 a long double - Allen).
2d4389e4
JH
1874*/
1875#ifdef I_LIMITS
1876#include <limits.h>
1877#endif
1878#ifdef I_FLOAT
1879#include <float.h>
1880#endif
1881#ifndef HAS_DBL_DIG
1882#define DBL_DIG 15 /* A guess that works lots of places */
1883#endif
1884#endif
1885
1886#ifdef OVR_LDBL_DIG
1887/* Use an overridden LDBL_DIG */
1888# ifdef LDBL_DIG
1889# undef LDBL_DIG
1890# endif
1891# define LDBL_DIG OVR_LDBL_DIG
1892#else
1893/* The following is all to get LDBL_DIG, in order to pick a nice
1894 default value for printing floating point numbers in Gconvert.
1895 (see config.h)
1896*/
68d4903c
JH
1897# ifdef I_LIMITS
1898# include <limits.h>
1899# endif
1900# ifdef I_FLOAT
1901# include <float.h>
1902# endif
1903# ifndef HAS_LDBL_DIG
1904# if LONG_DOUBLESIZE == 10
1905# define LDBL_DIG 18 /* assume IEEE */
1906# else
1907# if LONG_DOUBLESIZE == 12
1908# define LDBL_DIG 18 /* gcc? */
1909# else
1910# if LONG_DOUBLESIZE == 16
1911# define LDBL_DIG 33 /* assume IEEE */
1912# else
1913# if LONG_DOUBLESIZE == DOUBLESIZE
1914# define LDBL_DIG DBL_DIG /* bummer */
1915# endif
1916# endif
1917# endif
1918# endif
1919# endif
2d4389e4
JH
1920#endif
1921
20f6aaab
AS
1922/*
1923 * This is for making sure we have a good DBL_MAX value, if possible,
1924 * either for usage as NV_MAX or for usage in figuring out if we can
1925 * fit a given long double into a double, if bug-fixing makes it
1926 * necessary to do so. - Allen <allens@cpan.org>
1927 */
1928
205f51d8
AS
1929#ifdef I_LIMITS
1930# include <limits.h>
20f6aaab
AS
1931#endif
1932
205f51d8
AS
1933#ifdef I_VALUES
1934# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1935# include <values.h>
1936# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1937# define DBL_MAX MAXDOUBLE
1938# endif
1939# if defined(MINDOUBLE) && !defined(DBL_MIN)
1940# define DBL_MIN MINDOUBLE
1941# endif
1942# endif
1943#endif /* defined(I_VALUES) */
1944
a22e52b9 1945typedef NVTYPE NV;
8175356b 1946
792d8dab
JH
1947#ifdef I_IEEEFP
1948# include <ieeefp.h>
1949#endif
923fc586 1950
65202027 1951#ifdef USE_LONG_DOUBLE
923fc586
JH
1952# ifdef I_SUNMATH
1953# include <sunmath.h>
1954# endif
2d4389e4 1955# define NV_DIG LDBL_DIG
d6c14000
JH
1956# ifdef LDBL_MANT_DIG
1957# define NV_MANT_DIG LDBL_MANT_DIG
1958# endif
06fc1729
JH
1959# ifdef LDBL_MIN
1960# define NV_MIN LDBL_MIN
1961# endif
1962# ifdef LDBL_MAX
1963# define NV_MAX LDBL_MAX
1964# endif
1965# ifdef LDBL_MIN_10_EXP
1966# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1967# endif
1968# ifdef LDBL_MAX_10_EXP
1969# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1970# endif
1971# ifdef LDBL_EPSILON
1972# define NV_EPSILON LDBL_EPSILON
1973# endif
f4a14a62
JH
1974# ifdef LDBL_MAX
1975# define NV_MAX LDBL_MAX
20f6aaab 1976/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1977# else
1978# ifdef HUGE_VALL
1979# define NV_MAX HUGE_VALL
1980# else
1981# ifdef HUGE_VAL
1982# define NV_MAX ((NV)HUGE_VAL)
1983# endif
1984# endif
1985# endif
68d4903c 1986# ifdef HAS_SQRTL
68d4903c
JH
1987# define Perl_cos cosl
1988# define Perl_sin sinl
1989# define Perl_sqrt sqrtl
1990# define Perl_exp expl
1991# define Perl_log logl
1992# define Perl_atan2 atan2l
1993# define Perl_pow powl
1994# define Perl_floor floorl
1bbae031 1995# define Perl_ceil ceill
68d4903c
JH
1996# define Perl_fmod fmodl
1997# endif
a3540c92
JH
1998/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1999# ifdef HAS_MODFL
2000# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
2001/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
2002 prototype in <math.h> */
2003# ifndef HAS_MODFL_PROTO
a221a8a5 2004EXTERN_C long double modfl(long double, long double *);
51997bc3 2005# endif
03476e8e
JH
2006# else
2007# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 2008 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
2009# define Perl_modf(x,y) Perl_my_modfl(x,y)
2010# endif
a3540c92
JH
2011# endif
2012# ifdef HAS_FREXPL
dff3e0b8 2013# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
2014# else
2015# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 2016 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
2017# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
2018# endif
a3540c92 2019# endif
38dbb4c5 2020# ifndef Perl_isnan
758a5d79
JH
2021# ifdef HAS_ISNANL
2022# define Perl_isnan(x) isnanl(x)
2023# endif
2024# endif
2025# ifndef Perl_isinf
2026# ifdef HAS_FINITEL
2027# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
2028# endif
2029# endif
65202027 2030#else
2d4389e4 2031# define NV_DIG DBL_DIG
d6c14000
JH
2032# ifdef DBL_MANT_DIG
2033# define NV_MANT_DIG DBL_MANT_DIG
2034# endif
06fc1729
JH
2035# ifdef DBL_MIN
2036# define NV_MIN DBL_MIN
2037# endif
2038# ifdef DBL_MAX
2039# define NV_MAX DBL_MAX
2040# endif
2041# ifdef DBL_MIN_10_EXP
2042# define NV_MIN_10_EXP DBL_MIN_10_EXP
2043# endif
2044# ifdef DBL_MAX_10_EXP
2045# define NV_MAX_10_EXP DBL_MAX_10_EXP
2046# endif
2047# ifdef DBL_EPSILON
2048# define NV_EPSILON DBL_EPSILON
2049# endif
205f51d8 2050# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
2051# define NV_MAX DBL_MAX
2052# define NV_MIN DBL_MIN
2053# else
2054# ifdef HUGE_VAL
2055# define NV_MAX HUGE_VAL
2056# endif
2057# endif
65202027
DS
2058# define Perl_cos cos
2059# define Perl_sin sin
2060# define Perl_sqrt sqrt
2061# define Perl_exp exp
2062# define Perl_log log
2063# define Perl_atan2 atan2
2064# define Perl_pow pow
2065# define Perl_floor floor
1bbae031 2066# define Perl_ceil ceil
65202027 2067# define Perl_fmod fmod
a3540c92 2068# define Perl_modf(x,y) modf(x,y)
dff3e0b8 2069# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
2070#endif
2071
2072/* rumor has it that Win32 has _fpclass() */
2073
205f51d8
AS
2074/* SGI has fpclassl... but not with the same result values,
2075 * and it's via a typedef (not via #define), so will need to redo Configure
2076 * to use. Not worth the trouble, IMO, at least until the below is used
2077 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2078 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2079 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2080
758a5d79
JH
2081#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2082# ifdef I_IEEFP
2083# include <ieeefp.h>
2084# endif
2085# ifdef I_FP
2086# include <fp.h>
2087# endif
2088# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2089# define Perl_fp_class() fpclassl(x)
2090# else
2091# define Perl_fp_class() fpclass(x)
2092# endif
2093# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2094# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2095# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2096# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2097# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2098# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2099# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2100# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2101# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2102# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2103# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2104# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2105# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2106# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2107# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2108#endif
2109
7114a2d2 2110#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
2111# include <math.h>
2112# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2113# include <fp_class.h>
2114# endif
2115# define Perl_fp_class(x) fp_class(x)
2116# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2117# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2118# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2119# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2120# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2121# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2122# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2123# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2124# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2125# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2126# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2127# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2128# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2129# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2130# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2131#endif
2132
2133#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2134# include <math.h>
2135# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2136# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
2137# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2138# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2139# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2140# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2141#endif
2142
2143#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2144# include <math.h>
2145# ifndef _cplusplus
2146# define Perl_fp_class(x) class(x)
2147# else
2148# define Perl_fp_class(x) _class(x)
2149# endif
2150# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2151# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2152# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2153# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2154# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2155# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2156# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2157# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2158# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2159# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2160# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2161# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2162# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2163# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2164# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2165#endif
2166
2167/* rumor has it that Win32 has _isnan() */
2168
2169#ifndef Perl_isnan
a3540c92 2170# ifdef HAS_ISNAN
758a5d79
JH
2171# define Perl_isnan(x) isnan((NV)x)
2172# else
2173# ifdef Perl_fp_class_nan
2174# define Perl_isnan(x) Perl_fp_class_nan(x)
2175# else
2176# ifdef HAS_UNORDERED
2177# define Perl_isnan(x) unordered((x), 0.0)
2178# else
2179# define Perl_isnan(x) ((x)!=(x))
2180# endif
2181# endif
2182# endif
2183#endif
2184
ca6c63e1
JH
2185#ifdef UNDER_CE
2186int isnan(double d);
2187#endif
2188
758a5d79
JH
2189#ifndef Perl_isinf
2190# ifdef HAS_ISINF
2191# define Perl_isinf(x) isinf((NV)x)
a3540c92 2192# else
758a5d79
JH
2193# ifdef Perl_fp_class_inf
2194# define Perl_isinf(x) Perl_fp_class_inf(x)
2195# else
2196# define Perl_isinf(x) ((x)==NV_INF)
2197# endif
2198# endif
2199#endif
2200
2201#ifndef Perl_isfinite
2202# ifdef HAS_FINITE
2203# define Perl_isfinite(x) finite((NV)x)
2204# else
2205# ifdef HAS_ISFINITE
2206# define Perl_isfinite(x) isfinite(x)
2207# else
2208# ifdef Perl_fp_class_finite
2209# define Perl_isfinite(x) Perl_fp_class_finite(x)
2210# else
2211# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2212# endif
2213# endif
a3540c92 2214# endif
65202027
DS
2215#endif
2216
a36244b7
JH
2217/* The default is to use Perl's own atof() implementation (in numeric.c).
2218 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2219 * it is however best to use the native implementation of atof.
2220 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2221 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
2222 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2223 * you may need to be using a different function than atof! */
a36244b7
JH
2224
2225#ifndef USE_PERL_ATOF
2226# ifndef _UNICOS
2227# define USE_PERL_ATOF
2228# endif
2229#else
2230# if USE_PERL_ATOF == 0
2231# undef USE_PERL_ATOF
2232# endif
2233#endif
2234
2235#ifdef USE_PERL_ATOF
2236# define Perl_atof(s) Perl_my_atof(s)
2237# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2238#else
2239# define Perl_atof(s) (NV)atof(s)
2240# define Perl_atof2(s, n) ((n) = atof(s))
2241#endif
cf2093f6 2242
d460ef45 2243/* Previously these definitions used hardcoded figures.
760ac839
LW
2244 * It is hoped these formula are more portable, although
2245 * no data one way or another is presently known to me.
2246 * The "PERL_" names are used because these calculated constants
2247 * do not meet the ANSI requirements for LONG_MAX, etc., which
2248 * need to be constants acceptable to #if - kja
2249 * define PERL_LONG_MAX 2147483647L
2250 * define PERL_LONG_MIN (-LONG_MAX - 1)
2251 * define PERL ULONG_MAX 4294967295L
2252 */
2253
2254#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2255# include <limits.h>
760ac839 2256#endif
205f51d8 2257/* Included values.h above if necessary; still including limits.h down here,
486ec47a 2258 * despite doing above, because math.h might have overridden... XXX - Allen */
760ac839 2259
99abf803
PP
2260/*
2261 * Try to figure out max and min values for the integral types. THE CORRECT
2262 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2263 * following hacks are used if neither limits.h or values.h provide them:
2264 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2265 * for types < int: (unsigned TYPE)~(unsigned)0
2266 * The argument to ~ must be unsigned so that later signed->unsigned
2267 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2268 * and it must not be smaller than int because ~ does integral promotion.
2269 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2270 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2271 * The latter is a hack which happens to work on some machines but
2272 * does *not* catch any random system, or things like integer types
2273 * with NaN if that is possible.
2274 *
2275 * All of the types are explicitly cast to prevent accidental loss of
2276 * numeric range, and in the hope that they will be less likely to confuse
2277 * over-eager optimizers.
2278 *
2279 */
27d4fb96 2280
99abf803
PP
2281#define PERL_UCHAR_MIN ((unsigned char)0)
2282
2283#ifdef UCHAR_MAX
2284# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2285#else
99abf803
PP
2286# ifdef MAXUCHAR
2287# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2288# else
99abf803 2289# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
2290# endif
2291#endif
d460ef45 2292
99abf803
PP
2293/*
2294 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2295 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2296 * depending on local options. Until Configure detects this (or at least
2297 * detects whether the "signed" keyword is available) the CHAR ranges
2298 * will not be included. UCHAR functions normally.
2299 * - kja
2300 */
27d4fb96 2301
99abf803
PP
2302#define PERL_USHORT_MIN ((unsigned short)0)
2303
2304#ifdef USHORT_MAX
2305# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2306#else
99abf803
PP
2307# ifdef MAXUSHORT
2308# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2309# else
ef2f54b0
CB
2310# ifdef USHRT_MAX
2311# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2312# else
2313# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2314# endif
27d4fb96
PP
2315# endif
2316#endif
2317
27d4fb96 2318#ifdef SHORT_MAX
99abf803 2319# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2320#else
2321# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2322# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2323# else
ef2f54b0
CB
2324# ifdef SHRT_MAX
2325# define PERL_SHORT_MAX ((short)SHRT_MAX)
2326# else
2327# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2328# endif
27d4fb96
PP
2329# endif
2330#endif
2331
2332#ifdef SHORT_MIN
99abf803 2333# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2334#else
2335# ifdef MINSHORT
99abf803 2336# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2337# else
ef2f54b0
CB
2338# ifdef SHRT_MIN
2339# define PERL_SHORT_MIN ((short)SHRT_MIN)
2340# else
2341# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2342# endif
27d4fb96
PP
2343# endif
2344#endif
2345
99abf803
PP
2346#ifdef UINT_MAX
2347# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2348#else
99abf803
PP
2349# ifdef MAXUINT
2350# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2351# else
99abf803 2352# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2353# endif
2354#endif
2355
99abf803 2356#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2357
2358#ifdef INT_MAX
99abf803 2359# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2360#else
2361# ifdef MAXINT /* Often used in <values.h> */
99abf803 2362# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2363# else
99abf803 2364# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2365# endif
2366#endif
2367
2368#ifdef INT_MIN
99abf803 2369# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2370#else
2371# ifdef MININT
99abf803 2372# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2373# else
2374# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2375# endif
2376#endif
2377
99abf803
PP
2378#ifdef ULONG_MAX
2379# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2380#else
99abf803
PP
2381# ifdef MAXULONG
2382# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2383# else
99abf803 2384# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2385# endif
2386#endif
2387
99abf803 2388#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2389
760ac839 2390#ifdef LONG_MAX
99abf803 2391# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2392#else
2393# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2394# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2395# else
99abf803 2396# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2397# endif
2398#endif
2399
2400#ifdef LONG_MIN
99abf803 2401# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2402#else
2403# ifdef MINLONG
99abf803 2404# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2405# else
27d4fb96 2406# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2407# endif
2408#endif
2409
d7d93a81 2410#ifdef UV_IS_QUAD
99abf803 2411
99abf803 2412# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2413# define PERL_UQUAD_MIN ((UV)0)
99abf803 2414# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2415# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2416
79072805
LW
2417#endif
2418
830247a4 2419struct RExC_state_t;
8e11feef 2420struct _reg_trie_data;
880b20b6 2421
ee0007ab 2422typedef MEM_SIZE STRLEN;
450a55e4 2423
598921a7
NC
2424#ifdef PERL_MAD
2425typedef struct token TOKEN;
2426typedef struct madprop MADPROP;
2427typedef struct nexttoken NEXTTOKE;
2428#endif
79072805
LW
2429typedef struct op OP;
2430typedef struct cop COP;
2431typedef struct unop UNOP;
2432typedef struct binop BINOP;
2433typedef struct listop LISTOP;
2434typedef struct logop LOGOP;
79072805
LW
2435typedef struct pmop PMOP;
2436typedef struct svop SVOP;
7934575e 2437typedef struct padop PADOP;
79072805 2438typedef struct pvop PVOP;
79072805
LW
2439typedef struct loop LOOP;
2440
7aef8e5b 2441#ifdef PERL_CORE
8be227ab
FC
2442typedef struct opslab OPSLAB;
2443typedef struct opslot OPSLOT;
2444#endif
2445
52db365a 2446typedef struct block_hooks BHK;
1830b3d9 2447typedef struct custom_op XOP;
52db365a 2448
cd1541b2
NC
2449typedef struct interpreter PerlInterpreter;
2450
d2b3f365 2451/* SGI's <sys/sema.h> has struct sv */
cc3315ba 2452#if defined(__sgi)
d2b3f365 2453# define STRUCT_SV perl_sv
b8d3c5db
JH
2454#else
2455# define STRUCT_SV sv
2456#endif
2457typedef struct STRUCT_SV SV;
79072805
LW
2458typedef struct av AV;
2459typedef struct hv HV;
2460typedef struct cv CV;
d2f13c59 2461typedef struct p5rx REGEXP;
79072805 2462typedef struct gp GP;
0c30d9ec 2463typedef struct gv GV;
8990e307 2464typedef struct io IO;
c09156bb 2465typedef struct context PERL_CONTEXT;
79072805
LW
2466typedef struct block BLOCK;
2467
2468typedef struct magic MAGIC;
2469typedef struct xpv XPV;
2470typedef struct xpviv XPVIV;
ff68c719 2471typedef struct xpvuv XPVUV;
79072805
LW
2472typedef struct xpvnv XPVNV;
2473typedef struct xpvmg XPVMG;
2474typedef struct xpvlv XPVLV;
2475typedef struct xpvav XPVAV;
2476typedef struct xpvhv XPVHV;
2477typedef struct xpvgv XPVGV;
2478typedef struct xpvcv XPVCV;
2479typedef struct xpvbm XPVBM;
2480typedef struct xpvfm XPVFM;
8990e307 2481typedef struct xpvio XPVIO;
79072805
LW
2482typedef struct mgvtbl MGVTBL;
2483typedef union any ANY;
5f7fde29
GS
2484typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2485typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2486typedef struct clone_params CLONE_PARAMS;
2487
35e035cc 2488/* a pad or name pad is currently just an AV; but that might change,
7261499d
FC
2489 * so hide the type. */
2490typedef struct padlist PADLIST;
67634234 2491typedef AV PAD;
35e035cc
FC
2492typedef AV PADNAMELIST;
2493typedef SV PADNAME;
67634234 2494
378cc40b 2495#include "handy.h"
a0d0e21e 2496
6b8eaf93 2497#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2498# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2499# define USE_64_BIT_RAWIO /* implicit */
2500# endif
4564133c
JH
2501#endif
2502
6b8eaf93
JH
2503/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2504 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2505 * however, because operating systems like to do that themself. */
2506#ifndef FSEEKSIZE
2507# ifdef HAS_FSEEKO
2508# define FSEEKSIZE LSEEKSIZE
2509# else
2510# define FSEEKSIZE LONGSIZE
d460ef45 2511# endif
6b8eaf93
JH
2512#endif
2513
2514#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2515# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2516# define USE_64_BIT_STDIO /* implicit */
2517# endif
2518#endif
4564133c 2519
09458382 2520#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2521# ifdef HAS_OFF64_T
2522# undef Off_t
2523# define Off_t off64_t
2524# undef LSEEKSIZE
2525# define LSEEKSIZE 8
5ff3f7a4 2526# endif
d9b3e12d
JH
2527/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2528 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2529 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2530# if defined(USE_OPEN64)
2531# define open open64
5ff3f7a4 2532# endif
d9b3e12d
JH
2533# if defined(USE_LSEEK64)
2534# define lseek lseek64
6b8eaf93
JH
2535# else
2536# if defined(USE_LLSEEK)
2537# define lseek llseek
2538# endif
d9b3e12d
JH
2539# endif
2540# if defined(USE_STAT64)
2541# define stat stat64
2542# endif
2543# if defined(USE_FSTAT64)
2544# define fstat fstat64
2545# endif
2546# if defined(USE_LSTAT64)
2547# define lstat lstat64
2548# endif
2549# if defined(USE_FLOCK64)
2550# define flock flock64
2551# endif
2552# if defined(USE_LOCKF64)
2553# define lockf lockf64
2554# endif
2555# if defined(USE_FCNTL64)
2556# define fcntl fcntl64
2557# endif
2558# if defined(USE_TRUNCATE64)
2559# define truncate truncate64
2560# endif
2561# if defined(USE_FTRUNCATE64)
2562# define ftruncate ftruncate64
2563# endif
2564#endif
2565
2566#ifdef USE_64_BIT_STDIO
2567# ifdef HAS_FPOS64_T
2568# undef Fpos_t
2569# define Fpos_t fpos64_t
2570# endif
2571/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2572 * will trigger defines like the ones below. Some 64-bit environments,
2573 * however, do not. */
2574# if defined(USE_FOPEN64)
2575# define fopen fopen64
2576# endif
2577# if defined(USE_FSEEK64)
6b8eaf93 2578# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2579# endif
2580# if defined(USE_FTELL64)
6b8eaf93 2581# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2582# endif
2583# if defined(USE_FSETPOS64)
2584# define fsetpos fsetpos64
2585# endif
2586# if defined(USE_FGETPOS64)
2587# define fgetpos fgetpos64
2588# endif
2589# if defined(USE_TMPFILE64)
2590# define tmpfile tmpfile64
2591# endif
2592# if defined(USE_FREOPEN64)
2593# define freopen freopen64
5ff3f7a4
GS
2594# endif
2595#endif
2596
e37778c2 2597#if defined(OS2)
2c2d71f5
JH
2598# include "iperlsys.h"
2599#endif
2600
748a9306 2601#ifdef DOSISH
19848b3f
JH
2602# if defined(OS2)
2603# include "os2ish.h"
2604# else
2605# include "dosish.h"
2606# endif
2607# define ISHISH "dos"
2608#endif
2609
2610#if defined(VMS)
748a9306 2611# include "vmsish.h"
19848b3f
JH
2612# define ISHISH "vms"
2613#endif
2614
2615#if defined(PLAN9)
2616# include "./plan9/plan9ish.h"
2617# define ISHISH "plan9"
2618#endif
2619
19848b3f 2620#if defined(__VOS__)
196918b0
PG
2621# ifdef __GNUC__
2622# include "./vos/vosish.h"
2623# else
2624# include "vos/vosish.h"
2625# endif
19848b3f
JH
2626# define ISHISH "vos"
2627#endif
2628
2629#if defined(EPOC)
2630# include "epocish.h"
2631# define ISHISH "epoc"
2632#endif
2633
9969cdde 2634#ifdef __SYMBIAN32__
27da23d5 2635# include "symbian/symbianish.h"
27da23d5
JH
2636# define ISHISH "symbian"
2637#endif
2638
19848b3f 2639
df00ff3b
IW
2640#if defined(__HAIKU__)
2641# include "haiku/haikuish.h"
2642# define ISHISH "haiku"
2643#elif defined(__BEOS__)
efca5cc6
JH
2644# include "beos/beosish.h"
2645# define ISHISH "beos"
2646#endif
2647
19848b3f
JH
2648#ifndef ISHISH
2649# include "unixish.h"
2650# define ISHISH "unix"
13b6e58c
JH
2651#endif
2652
2946a158
JH
2653/* NSIG logic from Configure --> */
2654/* Strange style to avoid deeply-nested #if/#else/#endif */
2655#ifndef NSIG
2656# ifdef _NSIG
2657# define NSIG (_NSIG)
2658# endif
2659#endif
2660
2661#ifndef NSIG
2662# ifdef SIGMAX
2663# define NSIG (SIGMAX+1)
2664# endif
2665#endif
2666
2667#ifndef NSIG
2668# ifdef SIG_MAX
2669# define NSIG (SIG_MAX+1)
2670# endif
2671#endif
2672
2673#ifndef NSIG
2674# ifdef _SIG_MAX
2675# define NSIG (_SIG_MAX+1)
2676# endif
2677#endif
2678
2679#ifndef NSIG
2680# ifdef MAXSIG
2681# define NSIG (MAXSIG+1)
2682# endif
2683#endif
2684
2685#ifndef NSIG
2686# ifdef MAX_SIG
2687# define NSIG (MAX_SIG+1)
2688# endif
2689#endif
2690
2691#ifndef NSIG
2692# ifdef SIGARRAYSIZE
2693# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2694# endif
2695#endif
2696
2697#ifndef NSIG
2698# ifdef _sys_nsig
2699# define NSIG (_sys_nsig) /* Solaris 2.5 */
2700# endif
2701#endif
2702
2703/* Default to some arbitrary number that's big enough to get most
2704 of the common signals.
2705*/
2706#ifndef NSIG
2707# define NSIG 50
2708#endif
2709/* <-- NSIG logic from Configure */
2710
13b6e58c
JH
2711#ifndef NO_ENVIRON_ARRAY
2712# define USE_ENVIRON_ARRAY
2713#endif
32f822de 2714
c77b533b
JH
2715/*
2716 * initialise to avoid floating-point exceptions from overflow, etc
2717 */
2718#ifndef PERL_FPU_INIT
2719# ifdef HAS_FPSETMASK
2720# if HAS_FLOATINGPOINT_H
2721# include <floatingpoint.h>
2722# endif
ad3a8c67
NC
2723/* Some operating systems have this as a macro, which in turn expands to a comma
2724 expression, and the last sub-expression is something that gets calculated,
2725 and then they have the gall to warn that a value computed is not used. Hence
2726 cast to void. */
2727# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2728# else
2f42fcb0 2729# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2730# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS
2731# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2732# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2733# else
2734# define PERL_FPU_INIT
2f42fcb0 2735
7014c407 2736# endif
c77b533b
JH
2737# endif
2738#endif
b35112e7
CS
2739#ifndef PERL_FPU_PRE_EXEC
2740# define PERL_FPU_PRE_EXEC {
2741# define PERL_FPU_POST_EXEC }
2742#endif
c77b533b 2743
cbec8ebe
DM
2744#ifndef PERL_SYS_INIT3_BODY
2745# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ
2746#endif
2747
eb533572 2748/*
4ad9e498 2749=for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
eb533572
DM
2750Provides system-specific tune up of the C runtime environment necessary to
2751run Perl interpreters. This should be called only once, before creating
2752any Perl interpreters.
2753
4ad9e498 2754=for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
eb533572
DM
2755Provides system-specific tune up of the C runtime environment necessary to
2756run Perl interpreters. This should be called only once, before creating
2757any Perl interpreters.
2758
2759=for apidoc Am|void|PERL_SYS_TERM|
2760Provides system-specific clean up of the C runtime environment after
2761running Perl interpreters. This should be called only once, after
2762freeing any remaining Perl interpreters.
2763
2764=cut
2765 */
2766
cbec8ebe
DM
2767#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2768#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2769#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2770
be708cc0
JH
2771#ifndef PERL_WRITE_MSG_TO_CONSOLE
2772# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2773#endif
2774
0f31cffe
GS
2775#ifndef MAXPATHLEN
2776# ifdef PATH_MAX
b990c8b2
JH
2777# ifdef _POSIX_PATH_MAX
2778# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2779/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2780 * included the null byte or not. Later amendments of POSIX,
2781 * XPG4, the Austin Group, and the Single UNIX Specification
2782 * all explicitly include the null byte in the PATH_MAX.
2783 * Ditto for _POSIX_PATH_MAX. */
2784# define MAXPATHLEN PATH_MAX
b990c8b2 2785# else
09448d78 2786# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2787# endif
2788# else
2789# define MAXPATHLEN (PATH_MAX+1)
2790# endif
0f31cffe 2791# else
d552bce8 2792# define MAXPATHLEN 1024 /* Err on the large side. */
0f31cffe
GS
2793# endif
2794#endif
2795
c80263a8
SH
2796/* In case Configure was not used (we are using a "canned config"
2797 * such as Win32, or a cross-compilation setup, for example) try going
2798 * by the gcc major and minor versions. One useful URL is
2799 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2800 * but contrary to this information warn_unused_result seems
2801 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD
2802 * Also, when building extensions with an installed perl, this allows
2803 * the user to upgrade gcc and get the right attributes, rather than
2804 * relying on the list generated at Configure time. --AD
c80263a8
SH
2805 * Set these up now otherwise we get confused when some of the <*thread.h>
2806 * includes below indirectly pull in <perlio.h> (which needs to know if we
2807 * have HASATTRIBUTE_FORMAT).
2808 */
2809
4d7c7898 2810#ifndef PERL_MICRO
fc2007d4 2811#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS
2812# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2813# define HASATTRIBUTE_DEPRECATED
2814# endif
c80263a8
SH
2815# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2816# define HASATTRIBUTE_FORMAT
63cdf24b
SH
2817# if defined __MINGW32__
2818# define PRINTF_FORMAT_NULL_OK
2819# endif
c80263a8
SH
2820# endif
2821# if __GNUC__ >= 3 /* 3.0 -> */
2822# define HASATTRIBUTE_MALLOC
2823# endif
2824# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2825# define HASATTRIBUTE_NONNULL
2826# endif
2827# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2828# define HASATTRIBUTE_NORETURN
2829# endif
2830# if __GNUC__ >= 3 /* gcc 3.0 -> */
2831# define HASATTRIBUTE_PURE
2832# endif
42bf5550 2833# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH
2834# define HASATTRIBUTE_UNUSED
2835# endif
d324fe49
AD
2836# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2837# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2838# endif
c80263a8
SH
2839# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2840# define HASATTRIBUTE_WARN_UNUSED_RESULT
2841# endif
2842#endif
00f254e2 2843#endif /* #ifndef PERL_MICRO */
c80263a8 2844
3db8f154 2845/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2846 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2847 * this results in many functions being undeclared which bothers C++
2848 * May make sense to have threads after "*ish.h" anyway
2849 */
2850
3db8f154 2851#if defined(USE_ITHREADS)
2986a63f
JH
2852# ifdef NETWARE
2853# include <nw5thread.h>
2854# else
32f822de
GS
2855# ifdef FAKE_THREADS
2856# include "fakethr.h"
2857# else
2858# ifdef WIN32
2859# include <win32thread.h>
2860# else
dd96f567
IZ
2861# ifdef OS2
2862# include "os2thread.h"
2863# else
7f3d1cf1 2864# ifdef I_MACH_CTHREADS
bdd66968 2865# include <mach/cthreads.h>
8f1f23e8 2866# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2867# define MUTEX_INIT_CALLS_MALLOC
2868# endif
7f3d1cf1
BH
2869typedef cthread_t perl_os_thread;
2870typedef mutex_t perl_mutex;
2871typedef condition_t perl_cond;
2872typedef void * perl_key;
2873# else /* Posix threads */
1f5ae88c
JH
2874# ifdef I_PTHREAD
2875# include <pthread.h>
2876# endif
7f3d1cf1
BH
2877typedef pthread_t perl_os_thread;
2878typedef pthread_mutex_t perl_mutex;
2879typedef pthread_cond_t perl_cond;
2880typedef pthread_key_t perl_key;
2881# endif /* I_MACH_CTHREADS */
dd96f567 2882# endif /* OS2 */
32f822de
GS
2883# endif /* WIN32 */
2884# endif /* FAKE_THREADS */
2986a63f 2885#endif /* NETWARE */
3db8f154 2886#endif /* USE_ITHREADS */
c5be433b 2887
66a93824 2888#if defined(WIN32)
1feb2720 2889# include "win32.h"
c5be433b
GS
2890#endif
2891
2986a63f
JH
2892#ifdef NETWARE
2893# include "netware.h"
2894#endif
2895
e5218da5 2896#define STATUS_UNIX PL_statusvalue
68dc0745 2897#ifdef VMS
6b88bc9c 2898# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2899/*
2900 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2901 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM
2902 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2903 * be updated also.
2904 */
2905# include <stsdef.h>
2906# include <ssdef.h>
2907/* Presume this because if VMS changes it, it will require a new
2908 * set of APIs for waiting on children for binary compatibility.
2909 */
2910# define child_offset_bits (8)
2911# ifndef C_FAC_POSIX
2912# define C_FAC_POSIX 0x35A000
2913# endif
2914
2915/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2916 * platform from the existing UNIX or Native status values.
2917 */
2918
37038d91 2919# define STATUS_EXIT \
7a7fd8e0
JM
2920 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2921 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2922
7a7fd8e0 2923
fb38d079
JM
2924/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2925 * exit code and shifts the UNIX value over the correct number of bits to
2926 * be a child status. Usually the number of bits is 8, but that could be
2927 * platform dependent. The NATIVE status code is presumed to have either
2928 * from a child process.
7a7fd8e0
JM
2929 */
2930
fb38d079
JM
2931/* This is complicated. The child processes return a true native VMS
2932 status which must be saved. But there is an assumption in Perl that
2933 the UNIX child status has some relationship to errno values, so
00f254e2 2934 Perl tries to translate it to text in some of the tests.
fb38d079
JM
2935 In order to get the string translation correct, for the error, errno
2936 must be EVMSERR, but that generates a different text message
2937 than what the test programs are expecting. So an errno value must
2938 be derived from the native status value when an error occurs.
2939 That will hide the true native status message. With this version of
2940 perl, the true native child status can always be retrieved so that
2941 is not a problem. But in this case, Pl_statusvalue and errno may
2942 have different values in them.
2943 */
7a7fd8e0 2944
fb38d079 2945# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2946 STMT_START { \
2fbb330f
JM
2947 I32 evalue = (I32)n; \
2948 if (evalue == EVMSERR) { \
2949 PL_statusvalue_vms = vaxc$errno; \
2950 PL_statusvalue = evalue; \
7a7fd8e0 2951 } else { \
2fbb330f 2952 PL_statusvalue_vms = evalue; \
fb38d079 2953 if (evalue == -1) { \
3280af22 2954 PL_statusvalue = -1; \
7a7fd8e0
JM
2955 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2956 } else \
fb38d079 2957 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2958 set_vaxc_errno(evalue); \
fb38d079
JM
2959 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2960 set_errno(EVMSERR); \
2961 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2962 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2963 } \
68dc0745 2964 } STMT_END
7a7fd8e0 2965
68dc0745 2966# ifdef VMSISH_STATUS
e5218da5 2967# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2968# else
e5218da5 2969# define STATUS_CURRENT STATUS_UNIX
68dc0745 2970# endif
7a7fd8e0
JM
2971
2972 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2973 * the NATIVE status to an equivalent value. Can not be used to translate
2974 * exit code values as exit code values are not guaranteed to have any
2975 * relationship at all to errno values.
2976 * This is used when Perl is forcing errno to have a specific value.
2977 */
e5218da5 2978# define STATUS_UNIX_SET(n) \
68dc0745 2979 STMT_START { \
7a7fd8e0 2980 I32 evalue = (I32)n; \
0968cdad 2981 PL_statusvalue = evalue; \
3280af22 2982 if (PL_statusvalue != -1) { \
0968cdad
JM
2983 if (PL_statusvalue != EVMSERR) { \
2984 PL_statusvalue &= 0xFFFF; \
2985 if (MY_POSIX_EXIT) \
2986 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2987 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2988 } \
2989 else { \
2990 PL_statusvalue_vms = vaxc$errno; \
2991 } \
68dc0745 2992 } \
0968cdad
JM
2993 else PL_statusvalue_vms = SS$_ABORT; \
2994 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM
2995 } STMT_END
2996
2997 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM
2998 * the NATIVE error status based on it.
2999 *
3000 * When in the default mode to comply with the Perl VMS documentation,
3001 * 0 is a success and any other code sets the NATIVE status to a failure
3002 * code of SS$_ABORT.
fb38d079
JM
3003 *
3004 * In the new POSIX EXIT mode, native status will be set so that the
3005 * actual exit code will can be retrieved by the calling program or
3006 * shell.
3007 *
3008 * If the exit code is not clearly a UNIX parent or child exit status,
3009 * it will be passed through as a VMS status.
7a7fd8e0
JM
3010 */
3011
fb38d079 3012# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM
3013 STMT_START { \
3014 I32 evalue = (I32)n; \
3015 PL_statusvalue = evalue; \
e08e1e1d
JM
3016 if (MY_POSIX_EXIT) { \
3017 if (evalue <= 0xFF00) { \
3018 if (evalue > 0xFF) \
3019 evalue = (evalue >> child_offset_bits) & 0xFF; \
3020 PL_statusvalue_vms = \
3021 (C_FAC_POSIX | (evalue << 3 ) | \
3022 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3023 } else /* forgive them Perl, for they have sinned */ \
3024 PL_statusvalue_vms = evalue; \
3025 } else { \
3026 if (evalue == 0) \
3027 PL_statusvalue_vms = SS$_NORMAL; \
3028 else if (evalue <= 0xFF00) \
3029 PL_statusvalue_vms = SS$_ABORT; \
3030 else { /* forgive them Perl, for they have sinned */ \
3031 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3032 else PL_statusvalue_vms = vaxc$errno; \
3033 /* And obviously used a VMS status value instead of UNIX */ \
3034 PL_statusvalue = EVMSERR; \
3035 } \
3036 set_vaxc_errno(PL_statusvalue_vms); \
3037 } \
68dc0745 3038 } STMT_END
fb38d079 3039
e08e1e1d 3040
6ac6a52b
JM
3041 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3042 * and sets the NATIVE error status based on it. This special case
3043 * is needed to maintain compatibility with past VMS behavior.
3044 *
3045 * In the default mode on VMS, this number is passed through as
3046 * both the NATIVE and UNIX status. Which makes it different
3047 * that the STATUS_UNIX_EXIT_SET.
3048 *
3049 * In the new POSIX EXIT mode, native status will be set so that the
3050 * actual exit code will can be retrieved by the calling program or
3051 * shell.
3052 *
1a3aec58
JM
3053 * A POSIX exit code is from 0 to 255. If the exit code is higher
3054 * than this, it needs to be assumed that it is a VMS exit code and
3055 * passed through.
6ac6a52b
JM
3056 */
3057
3058# define STATUS_EXIT_SET(n) \
3059 STMT_START { \
3060 I32 evalue = (I32)n; \
3061 PL_statusvalue = evalue; \
3062 if (MY_POSIX_EXIT) \
1a3aec58
JM
3063 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3064 PL_statusvalue_vms = \
3065 (C_FAC_POSIX | (evalue << 3 ) | \
3066 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM
3067 else \
3068 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3069 set_vaxc_errno(PL_statusvalue_vms); \
3070 } STMT_END
3071
fb38d079
JM
3072
3073 /* This macro forces a success status */
7a7fd8e0
JM
3074# define STATUS_ALL_SUCCESS \
3075 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM
3076
3077 /* This macro forces a failure status */
7a7fd8e0
JM
3078# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3079 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3080 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3081
68dc0745 3082#else
e5218da5 3083# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3084# if defined(WCOREDUMP)
37038d91 3085# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3086 STMT_START { \
3087 PL_statusvalue_posix = (n); \
3088 if (PL_statusvalue_posix == -1) \
3089 PL_statusvalue = -1; \
3090 else { \
3091 PL_statusvalue = \
3092 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3093 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3094 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3095 } \
3096 } STMT_END
3097# elif defined(WIFEXITED)
37038d91 3098# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3099 STMT_START { \
3100 PL_statusvalue_posix = (n); \
3101 if (PL_statusvalue_posix == -1) \
3102 PL_statusvalue = -1; \
3103 else { \
3104 PL_statusvalue = \
3105 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3106 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3107 } \
3108 } STMT_END
3109# else
37038d91 3110# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3111 STMT_START { \
3112 PL_statusvalue_posix = (n); \
3113 if (PL_statusvalue_posix == -1) \
3114 PL_statusvalue = -1; \
3115 else { \
3116 PL_statusvalue = \
3117 PL_statusvalue_posix & 0xFFFF; \
3118 } \
3119 } STMT_END
3120# endif
3121# define STATUS_UNIX_SET(n) \
68dc0745 3122 STMT_START { \
3280af22
NIS
3123 PL_statusvalue = (n); \
3124 if (PL_statusvalue != -1) \
3125 PL_statusvalue &= 0xFFFF; \
68dc0745 3126 } STMT_END
7a7fd8e0 3127# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3128# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3129# define STATUS_CURRENT STATUS_UNIX
37038d91 3130# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
3131# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3132# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
3133#endif
3134
cc3604b1
GS
3135/* flags in PL_exit_flags for nature of exit() */
3136#define PERL_EXIT_EXPECTED 0x01
31d77e54 3137#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3138
b79b76e0 3139#ifndef PERL_CORE
a7cb1f99 3140/* format to use for version numbers in file/directory names */
273cf8d1 3141/* XXX move to Configure? */
b79b76e0
NC
3142/* This was only ever used for the current version, and that can be done at
3143 compile time, as PERL_FS_VERSION, so should we just delete it? */
3144# ifndef PERL_FS_VER_FMT
3145# define PERL_FS_VER_FMT "%d.%d.%d"
3146# endif
3147#endif
3148
3149#ifndef PERL_FS_VERSION
3150# define PERL_FS_VERSION PERL_VERSION_STRING
0b94c7bb
GS
3151#endif
3152
45bc9206 3153/* This defines a way to flush all output buffers. This may be a
76549fef
JH
3154 * performance issue, so we allow people to disable it. Also, if
3155 * we are using stdio, there are broken implementations of fflush(NULL)
3156 * out there, Solaris being the most prominent.
45bc9206
GS
3157 */
3158#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 3159# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 3160# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
3161# else
3162# ifdef FFLUSH_ALL
3163# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 3164# else
c5be433b 3165# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 3166# endif
66fe083f 3167# endif
45bc9206
GS
3168#endif
3169
7766f137
GS
3170#ifndef PERL_WAIT_FOR_CHILDREN
3171# define PERL_WAIT_FOR_CHILDREN NOOP
3172#endif
3173
ba869deb 3174/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
3175#ifndef PERL_SET_INTERP
3176# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3177#endif
3178
3179#ifndef PERL_GET_INTERP
3180# define PERL_GET_INTERP (PL_curinterp)
3181#endif
3182
54aff467 3183#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 3184# ifdef MULTIPLICITY
ba869deb 3185# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 3186# endif
ba869deb
GS
3187# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3188#endif
3189
00f254e2 3190/*
8896765a 3191 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 3192 All that is required is that the perl source does not
00f254e2
KW
3193 use "%-p" or "%-<number>p" or "%<number>p" formats.
3194 These formats will still work in perl code.
486ec47a 3195 See comments in sv.c for further details.
8896765a 3196
8896765a 3197 Robin Barker 2005-07-14
f46d31f2 3198
00f254e2 3199 No longer use %1p for VDf = %vd. RMB 2007-10-19
0dbb1585 3200*/
8896765a
RB
3201
3202#ifndef SVf_
63ce7bf0 3203# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
3204#endif
3205
8896765a 3206#ifndef SVf
104abab4 3207# define SVf "-p"
d2560b70
RB
3208#endif
3209
014ead4b 3210#ifndef SVf32
8896765a 3211# define SVf32 SVf_(32)
014ead4b
RB
3212#endif
3213
3214#ifndef SVf256
8896765a
RB
3215# define SVf256 SVf_(256)
3216#endif
3217
be2597df
MHM
3218#define SVfARG(p) ((void*)(p))
3219
20023040
FC
3220#ifndef HEKf
3221# define HEKf "2p"
3222#endif
3223
b8fa5213
FC
3224/* Not ideal, but we cannot easily include a number in an already-numeric
3225 * format sequence. */
3226#ifndef HEKf256
3227# define HEKf256 "3p"
3228#endif
3229
20023040
FC
3230#define HEKfARG(p) ((void*)(p))
3231
f46d31f2 3232#ifdef PERL_CORE
486ec47a 3233/* not used; but needed for backward compatibility with XS code? - RMB */
f46d31f2
RB
3234# undef VDf
3235#else
3236# ifndef VDf
8896765a
RB
3237# define VDf "vd"
3238# endif
014ead4b 3239#endif
170cd9e9
NC
3240
3241#ifdef PERL_CORE
486ec47a 3242/* not used; but needed for backward compatibility with XS code? - RMB */
7776bb98
RB
3243# undef UVf
3244#else
170cd9e9
NC
3245# ifndef UVf
3246# define UVf UVuf
3247# endif
d2560b70
RB
3248#endif
3249
fcdf39cf
RGS
3250#ifdef HASATTRIBUTE_DEPRECATED
3251# define __attribute__deprecated__ __attribute__((deprecated))
3252#endif
0dbb1585
AL
3253#ifdef HASATTRIBUTE_FORMAT
3254# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3255#endif
3256#ifdef HASATTRIBUTE_MALLOC
77785eea 3257# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3258#endif
0dbb1585 3259#ifdef HASATTRIBUTE_NONNULL
abb2c242 3260# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3261#endif
0dbb1585 3262#ifdef HASATTRIBUTE_NORETURN
abb2c242 3263# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3264#endif
0dbb1585 3265#ifdef HASATTRIBUTE_PURE
abb2c242 3266# define __attribute__pure__ __attribute__((pure))
f22be1b8 3267#endif
0dbb1585
AL
3268#ifdef HASATTRIBUTE_UNUSED
3269# define __attribute__unused__ __attribute__((unused))
3270#endif
3271#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3272# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
3273#endif
3274
0dbb1585 3275/* If we haven't defined the attributes yet, define them to blank. */
fcdf39cf
RGS
3276#ifndef __attribute__deprecated__
3277# define __attribute__deprecated__
3278#endif
0dbb1585
AL
3279#ifndef __attribute__format__
3280# define __attribute__format__(x,y,z)
3281#endif
f22be1b8 3282#ifndef __attribute__malloc__
abb2c242 3283# define __attribute__malloc__
f22be1b8
JH
3284#endif
3285#ifndef __attribute__nonnull__
abb2c242 3286# define __attribute__nonnull__(a)
f22be1b8
JH
3287#endif
3288#ifndef __attribute__noreturn__
abb2c242 3289# define __attribute__noreturn__
f22be1b8
JH
3290#endif
3291#ifndef __attribute__pure__
abb2c242 3292# define __attribute__pure__
f22be1b8 3293#endif
0dbb1585
AL
3294#ifndef __attribute__unused__
3295# define __attribute__unused__
3296#endif
f22be1b8 3297#ifndef __attribute__warn_unused_result__
abb2c242
JH
3298# define __attribute__warn_unused_result__
3299#endif
3300
0dbb1585
AL
3301/* For functions that are marked as __attribute__noreturn__, it's not
3302 appropriate to call return. In either case, include the lint directive.
3303 */
3304#ifdef HASATTRIBUTE_NORETURN
118e2215 3305# define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
0dbb1585 3306#else
118e2215 3307# define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
abb2c242
JH
3308#endif
3309
cdfeb707
RB
3310/* Some OS warn on NULL format to printf */
3311#ifdef PRINTF_FORMAT_NULL_OK
3312# define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3313#else
00f254e2 3314# define __attribute__format__null_ok__(x,y,z)
cdfeb707
RB
3315#endif
3316
635aebb7 3317#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL
3318# define EXPECT(expr,val) __builtin_expect(expr,val)
3319#else
3320# define EXPECT(expr,val) (expr)
3321#endif
3322#define LIKELY(cond) EXPECT(cond,1)
3323#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL
3324#ifdef HAS_BUILTIN_CHOOSE_EXPR
3325/* placeholder */
3326#endif
b37c2d43 3327
3fc1aec6
PP
3328/* Some unistd.h's give a prototype for pause() even though
3329 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3330 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
3331*/
3332#ifdef HAS_PAUSE
3333#define Pause pause
3334#else
3335#define Pause() sleep((32767<<16)+32767)
748a9306
LW
3336#endif
3337
3338#ifndef IOCPARM_LEN
3339# ifdef IOCPARM_MASK
61f1c44b 3340 /* on BSDish systems we're safe */
748a9306
LW
3341# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3342# else
61f1c44b 3343# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA
3344 /* on Linux systems we're safe; except when we're not [perl #38223] */
3345# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3346# else
748a9306 3347 /* otherwise guess at what's safe */
61f1c44b
JVD
3348# define IOCPARM_LEN(x) 256
3349# endif
748a9306 3350# endif
a0d0e21e
LW
3351#endif
3352
1761cee5 3353#if defined(__CYGWIN__)
521e0776
GS
3354/* USEMYBINMODE
3355 * This symbol, if defined, indicates that the program should
16fe6d59 3356 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
3357 * that a file is in "binary" mode -- that is, that no translation
3358 * of bytes occurs on read or write operations.
3359 */
36894f0b 3360# define USEMYBINMODE /**/
77a40698 3361# include <io.h> /* for setmode() prototype */
16fe6d59 3362# define my_binmode(fp, iotype, mode) \
77a40698 3363 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
3364#endif
3365
88d10794
JH
3366#ifdef __CYGWIN__
3367void init_os_extras(void);
3368#endif
3369
cea2e8a9
GS
3370#ifdef UNION_ANY_DEFINITION
3371UNION_ANY_DEFINITION;
3372#else
3373union any {
3374 void* any_ptr;
3375 I32 any_i32;
3376 IV any_iv;
c6bf6a65 3377 UV any_uv;
cea2e8a9 3378 long any_long;
9febdf04 3379 bool any_bool;
c76ac1ee 3380 void (*any_dptr) (void*);
acfe0abc 3381 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
3382};
3383#endif
3384
acfe0abc 3385typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
3386
3387#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
5486870f
DM
3388#define FILTER_DATA(idx) \
3389 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3390#define FILTER_ISREADER(idx) \
3391 (PL_parser && PL_parser->rsfp_filters \
3392 && idx >= AvFILLp(PL_parser->rsfp_filters))
3393#define PERL_FILTER_EXISTS(i) \
3394 (PL_parser && PL_parser->rsfp_filters \
3395 && (i) <= av_len(PL_parser->rsfp_filters))
cea2e8a9 3396
c5078cac
JH
3397#if defined(_AIX) && !defined(_AIX43)
3398#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3399/* We cannot include <crypt.h> to get the struct crypt_data
3400 * because of setkey prototype problems when threading */
3401typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3402 /* From OSF, Not needed in AIX
3403 char C[28], D[28];
3404 */
3405 char E[48];
3406 char KS[16][48];
3407 char block[66];
3408 char iobuf[16];
3409} CRYPTD;
3410#endif /* threading */
3411#endif /* AIX */
3412
e37778c2 3413#if !defined(OS2)
2c2d71f5
JH
3414# include "iperlsys.h"
3415#endif
504f80c1 3416
9c12f1e5 3417#ifdef __LIBCATAMOUNT__
00f254e2 3418#undef HAS_PASSWD /* unixish.h but not unixish enough. */
9c12f1e5
RGS
3419#undef HAS_GROUP
3420#define FAKE_BIT_BUCKET
3421#endif
3422
d10dc2ae
JH
3423/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3424 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3425 * defined by Configure, despite their names being similar to the
3426 * other defines like USE_ITHREADS. Configure in fact knows nothing
3427 * about the randomised hashes. Therefore to enable/disable the hash
3428 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3429#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3430# define USE_HASH_SEED
504f80c1
JH
3431#endif
3432
598921a7
NC
3433/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3434 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3435 * it's not really needed.
3436 */
3437#if defined(WIN32)
3438# define YYTOKENTYPE
3439#endif
3440#include "perly.h"
3441
3442#ifdef PERL_MAD
3443struct nexttoken {
3444 YYSTYPE next_val; /* value of next token, if any */
3445 I32 next_type; /* type of next token */
3446 MADPROP *next_mad; /* everything else about that token */
3447};
3448#endif
3449
654eccd5
JD
3450/* macros to define bit-fields in structs. */
3451#ifndef PERL_BITFIELD8
3452# define PERL_BITFIELD8 unsigned
3453#endif
3454#ifndef PERL_BITFIELD16
3455# define PERL_BITFIELD16 unsigned
3456#endif
3457#ifndef PERL_BITFIELD32
3458# define PERL_BITFIELD32 unsigned
3459#endif
3460
79072805 3461#include "sv.h"
288b8c02 3462#include "regexp.h"
378cc40b 3463#include "util.h"
8d063cd8 3464#include "form.h"
79072805 3465#include "gv.h"
dd2155a4 3466#include "pad.h"
79072805 3467#include "cv.h"
abdd5c84 3468#include "opnames.h"
79072805 3469#include "op.h"
b3ca2e83 3470#include "hv.h"
79072805
LW
3471#include "cop.h"
3472#include "av.h"
79072805
LW
3473#include "mg.h"
3474#include "scope.h"
4438c4b7 3475#include "warnings.h"
a0ed51b3 3476#include "utf8.h"
8d063cd8 3477
0d7d409d
DM
3478/* these would be in doio.h if there was such a file */
3479#define my_stat() my_stat_flags(SV_GMAGIC)
3480#define my_lstat() my_lstat_flags(SV_GMAGIC)
3481
20f4945e 3482/* defined in sv.c, but also used in [ach]v.c */
20f4945e
MHM
3483#undef _XPV_HEAD
3484#undef _XPVMG_HEAD
3485#undef _XPVCV_COMMON
7fae4e64
GS
3486
3487typedef struct _sublex_info SUBLEXINFO;
3488struct _sublex_info {
651b5b28
NC
3489 U8 super_state; /* lexer state to save */
3490 U16 sub_inwhat; /* "lex_inwhat" to use */
7fae4e64 3491 OP *sub_op; /* "lex_op" to use */
7cc34111 3492 SV *repl; /* replacement of s/// or y/// */
7fae4e64
GS
3493};
3494
199e78b7
DM
3495#include "parser.h"
3496
455ece5e 3497typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3498
2c2d71f5 3499struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3500struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3501
5f7fde29
GS
3502struct ptr_tbl_ent {
3503 struct ptr_tbl_ent* next;
53c1dcc0 3504 const void* oldval;
5f7fde29 3505 void* newval;
d18c6117
GS
3506};
3507
5f7fde29
GS
3508struct ptr_tbl {
3509 struct ptr_tbl_ent** tbl_ary;
3510 UV tbl_max;
3511 UV tbl_items;
db93c0c4
NC
3512 struct ptr_tbl_arena *tbl_arena;
3513 struct ptr_tbl_ent *tbl_arena_next;
3514 struct ptr_tbl_ent *tbl_arena_end;
d18c6117
GS
3515};
3516
fe14fcc3
LW
3517#if defined(htonl) && !defined(HAS_HTONL)
3518#define HAS_HTONL
ae986130 3519#endif
fe14fcc3
LW
3520#if defined(htons) && !defined(HAS_HTONS)
3521#define HAS_HTONS
ae986130 3522#endif
fe14fcc3
LW
3523#if defined(ntohl) && !defined(HAS_NTOHL)
3524#define HAS_NTOHL
ae986130 3525#endif
fe14fcc3
LW
3526#if defined(ntohs) && !defined(HAS_NTOHS)
3527#define HAS_NTOHS
ae986130 3528#endif
fe14fcc3 3529#ifndef HAS_HTONL
d9d8d8de 3530#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3531#define HAS_HTONS
3532#define HAS_HTONL
3533#define HAS_NTOHS
3534#define HAS_NTOHL
a687059c
LW
3535#define MYSWAP
3536#define htons my_swap
3537#define htonl my_htonl
3538#define ntohs my_swap
3539#define ntohl my_ntohl
3540#endif
3541#else
d9d8d8de 3542#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3543#undef HAS_HTONS
3544#undef HAS_HTONL
3545#undef HAS_NTOHS
3546#undef HAS_NTOHL
a687059c
LW
3547#endif
3548#endif
3549
988174c1
LW
3550/*
3551 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3552 * -DWS
3553 */
3554#if BYTEORDER != 0x1234
3555# define HAS_VTOHL
3556# define HAS_VTOHS
3557# define HAS_HTOVL
3558# define HAS_HTOVS
c67712b2 3559# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3560# define vtohl(x) ((((x)&0xFF)<<24) \
3561 +(((x)>>24)&0xFF) \
3562 +(((x)&0x0000FF00)<<8) \
3563 +(((x)&0x00FF0000)>>8) )
3564# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3565# define htovl(x) vtohl(x)
3566# define htovs(x) vtohs(x)
3567# endif
3568 /* otherwise default to functions in util.c */
2a8c3029 3569#ifndef htovs
c623ac67
GS
3570short htovs(short n);
3571short vtohs(short n);
3572long htovl(long n);
3573long vtohl(long n);
988174c1 3574#endif
2a8c3029 3575#endif
988174c1 3576
3bb7c1b4
JH
3577/* *MAX Plus 1. A floating point value.
3578 Hopefully expressed in a way that dodgy floating point can't mess up.
3579 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3580 is added to it
3581 May find that some broken compiler will want the value cast to I32.
3582 [after the shift, as signed >> may not be as secure as unsigned >>]
3583*/
3584#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3585#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3586/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3587 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3588 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3589*/
3590#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3591
3bb7c1b4
JH
3592#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3593#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3594#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3595
3596/* This may look like unnecessary jumping through hoops, but converting
3597 out of range floating point values to integers *is* undefined behaviour,
3598 and it is starting to bite.
3599*/
3600#ifndef CAST_INLINE
65202027 3601#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3602#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3603#define I_V(what) (cast_iv((NV)(what)))
3604#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3605#else
3606#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3607 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3608 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3609#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3610 : ((n) < U32_MAX_P1 ? (U32) (n) \
3611 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3612#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3613 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3614 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3615#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3616 : ((n) < UV_MAX_P1 ? (UV) (n) \
3617 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3618#endif
3619
3620#define U_S(what) ((U16)U_32(what))
3621#define U_I(what) ((unsigned int)U_32(what))
3622#define U_L(what) U_32(what)
ed6116ce 3623
ed140128
AD
3624#ifdef HAS_SIGNBIT
3625# define Perl_signbit signbit
3626#endif
3627
2d4389e4
JH
3628/* These do not care about the fractional part, only about the range. */
3629#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3630#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3631
25da4f38
IZ
3632/* Used with UV/IV arguments: */
3633 /* XXXX: need to speed it up */
3634#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3635#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3636
352d5a3a
LW
3637#ifndef MAXSYSFD
3638# define MAXSYSFD 2
3639#endif
ee0007ab 3640
79072805 3641#ifndef __cplusplus
e37d7e38 3642#if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3643Uid_t getuid (void);
3644Uid_t geteuid (void);
3645Gid_t getgid (void);
3646Gid_t getegid (void);
79072805 3647#endif
e1caacb4 3648#endif
8d063cd8 3649
0c30d9ec 3650#ifndef Perl_debug_log
bf49b057
GS
3651# define Perl_debug_log PerlIO_stderr()
3652#endif
3653
3654#ifndef Perl_error_log
3655# define Perl_error_log (PL_stderrgv \
6b78add2 3656 && isGV(PL_stderrgv) \
01bb7c6d 3657 && GvIOp(PL_stderrgv) \
42de951c 3658 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3659 ? IoOFP(GvIOp(PL_stderrgv)) \
3660 : PerlIO_stderr())
0c30d9ec 3661#endif
3967c732 3662
aea4f609
DM
3663
3664#define DEBUG_p_FLAG 0x00000001 /* 1 */
3665#define DEBUG_s_FLAG 0x00000002 /* 2 */
3666#define DEBUG_l_FLAG 0x00000004 /* 4 */
3667#define DEBUG_t_FLAG 0x00000008 /* 8 */
3668#define DEBUG_o_FLAG 0x00000010 /* 16 */
3669#define DEBUG_c_FLAG 0x00000020 /* 32 */
3670#define DEBUG_P_FLAG 0x00000040 /* 64 */
3671#define DEBUG_m_FLAG 0x00000080 /* 128 */
3672#define DEBUG_f_FLAG 0x00000100 /* 256 */
3673#define DEBUG_r_FLAG 0x00000200 /* 512 */
3674#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3675#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC
3676/* U is reserved for Unofficial, exploratory hacking */
3677#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM
3678#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3679#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3680#define DEBUG_D_FLAG 0x00008000 /* 32768 */
56967202 3681#define DEBUG_S_FLAG 0x00010000 /* 65536 */
aea4f609 3682#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3683#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3684#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3685#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3686#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3687#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3688#define DEBUG_q_FLAG 0x00800000 /*8388608 */
cc8773c0
CS
3689#define DEBUG_M_FLAG 0x01000000 /*16777216*/
3690#define DEBUG_B_FLAG 0x02000000 /*33554432*/
56967202 3691#define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
aea4f609
DM
3692
3693#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3694#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3695 that something was done? */
aea4f609 3696
bd16a5f0
IZ
3697# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3698# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3699# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3700# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3701# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3702# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3703# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3704# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3705# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3706# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3707# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3708# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3709# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ
3710# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3711# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3712# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
56967202 3713# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
bd16a5f0
IZ
3714# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3715# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3716# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3717# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3718# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3719# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3720# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
d7c0d282 3721# define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
cc8773c0 3722# define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
dd2155a4 3723# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
7949c6f5 3724# define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
ad9e76a8 3725# define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3726
3967c732 3727#ifdef DEBUGGING
aea4f609 3728
bd16a5f0
IZ
3729# define DEBUG_p_TEST DEBUG_p_TEST_
3730# define DEBUG_s_TEST DEBUG_s_TEST_
3731# define DEBUG_l_TEST DEBUG_l_TEST_
3732# define DEBUG_t_TEST DEBUG_t_TEST_
3733# define DEBUG_o_TEST DEBUG_o_TEST_
3734# define DEBUG_c_TEST DEBUG_c_TEST_
3735# define DEBUG_P_TEST DEBUG_P_TEST_
3736# define DEBUG_m_TEST DEBUG_m_TEST_
3737# define DEBUG_f_TEST DEBUG_f_TEST_
3738# define DEBUG_r_TEST DEBUG_r_TEST_
3739# define DEBUG_x_TEST DEBUG_x_TEST_
3740# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3741# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ
3742# define DEBUG_H_TEST DEBUG_H_TEST_
3743# define DEBUG_X_TEST DEBUG_X_TEST_
3744# define DEBUG_D_TEST DEBUG_D_TEST_
56967202 3745# define DEBUG_S_TEST DEBUG_S_TEST_
bd16a5f0
IZ
3746# define DEBUG_T_TEST DEBUG_T_TEST_
3747# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3748# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3749# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3750# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3751# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3752# define DEBUG_q_TEST DEBUG_q_TEST_
d7c0d282 3753# define DEBUG_M_TEST DEBUG_M_TEST_
cc8773c0 3754# define DEBUG_B_TEST DEBUG_B_TEST_
7949c6f5
JC
3755# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3756# define DEBUG_Uv_TEST DEBUG_Uv_TEST_
ad9e76a8 3757# define DEBUG_Pv_TEST DEBUG_Pv_TEST_
aea4f609 3758
488b0c7a
JH
3759# define PERL_DEB(a) a
3760# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3761# define DEBUG_p(a) if (DEBUG_p_TEST) a
3762# define DEBUG_s(a) if (DEBUG_s_TEST) a
3763# define DEBUG_l(a) if (DEBUG_l_TEST) a
3764# define DEBUG_t(a) if (DEBUG_t_TEST) a
3765# define DEBUG_o(a) if (DEBUG_o_TEST) a
3766# define DEBUG_c(a) if (DEBUG_c_TEST) a
3767# define DEBUG_P(a) if (DEBUG_P_TEST) a
3768
969058bb
VK
3769 /* Temporarily turn off memory debugging in case the a
3770 * does memory allocation, either directly or indirectly. */
acfe0abc 3771# define DEBUG_m(a) \
0b250b9e 3772 STMT_START { \
aea4f609 3773 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3774 } STMT_END
aea4f609 3775
5f80b19c
AMS
3776# define DEBUG__(t, a) \
3777 STMT_START { \
3778 if (t) STMT_START {a;} STMT_END; \
3779 } STMT_END
3780
3781# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3782#ifndef PERL_EXT_RE_BUILD
5f80b19c 3783# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO
3784#else
3785# define DEBUG_r(a) STMT_START {a;} STMT_END
3786#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS
3787# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3788# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3789# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS