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[perl #113894] Storable support for vstrings
[perl5.git] / perl.h
CommitLineData
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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LW
11#ifndef H_PERL
12#define H_PERL 1
8d063cd8 13
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14#ifdef PERL_FOR_X2P
15/*
d460ef45 16 * This file is being used for x2p stuff.
760ac839 17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
d460ef45 18 * Decouple x2p stuff from some of perls more extreme eccentricities.
760ac839 19 */
55497cff 20#undef MULTIPLICITY
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21#undef USE_STDIO
22#define USE_STDIO
23#endif /* PERL_FOR_X2P */
24
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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
97aff369
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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
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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
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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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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));
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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
5dc8bdac
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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
3280af22
NIS
531#define TAINT (PL_tainted = TRUE)
532#define TAINT_NOT (PL_tainted = FALSE)
533#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
534#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 535#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 536
20be6587
DM
537/* flags used internally only within pp_subst and pp_substcont */
538#ifdef PERL_CORE
539# define SUBST_TAINT_STR 1 /* string tainted */
540# define SUBST_TAINT_PAT 2 /* pattern tainted */
541# define SUBST_TAINT_REPL 4 /* replacement tainted */
542# define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
543# define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
544#endif
545
d460ef45 546/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
547 defines move there? If so, I could simplify this a lot. --AD 9/96.
548*/
549/* Process group stuff changed from traditional BSD to POSIX.
550 perlfunc.pod documents the traditional BSD-style syntax, so we'll
551 try to preserve that, if possible.
552*/
553#ifdef HAS_SETPGID
554# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 555#else
a6e633de
PP
556# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
557# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
558# else
559# ifdef HAS_SETPGRP2 /* DG/UX */
560# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
561# endif
562# endif
563#endif
564#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
565# define HAS_SETPGRP /* Well, effectively it does . . . */
566#endif
567
568/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
569 our life easier :-) so we'll try it.
570*/
571#ifdef HAS_GETPGID
572# define BSD_GETPGRP(pid) getpgid((pid))
573#else
574# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
575# define BSD_GETPGRP(pid) getpgrp((pid))
576# else
577# ifdef HAS_GETPGRP2 /* DG/UX */
578# define BSD_GETPGRP(pid) getpgrp2((pid))
579# endif
580# endif
581#endif
582#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
583# define HAS_GETPGRP /* Well, effectively it does . . . */
584#endif
585
d460ef45 586/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
587 have different behaviors, but perl.h used to define USE_BSDPGRP
588 (prior to 5.003_05) so some extension might depend on it.
589*/
590#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
591# ifndef USE_BSDPGRP
592# define USE_BSDPGRP
593# endif
663a0e37
LW
594#endif
595
486ec47a 596/* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
8ac5a1fe
MH
597 pthread.h must be included before all other header files.
598*/
3db8f154 599#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH
600# include <pthread.h>
601#endif
602
760ac839
LW
603#ifndef _TYPES_ /* If types.h defines this it's easy. */
604# ifndef major /* Does everyone's types.h define this? */
605# include <sys/types.h>
c07a80fd 606# endif
663a0e37
LW
607#endif
608
760ac839
LW
609#ifdef __cplusplus
610# ifndef I_STDARG
611# define I_STDARG 1
612# endif
613#endif
614
615#ifdef I_STDARG
616# include <stdarg.h>
617#else
618# ifdef I_VARARGS
619# include <varargs.h>
620# endif
621#endif
622
4633a7c4 623#ifdef USE_NEXT_CTYPE
0c30d9ec 624
092bebab
JH
625#if NX_CURRENT_COMPILER_RELEASE >= 500
626# include <bsd/ctypes.h>
627#else
628# if NX_CURRENT_COMPILER_RELEASE >= 400
629# include <objc/NXCType.h>
630# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
631# include <appkit/NXCType.h>
632# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
633#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec
PP
634
635#else /* !USE_NEXT_CTYPE */
fe14fcc3 636#include <ctype.h>
0c30d9ec 637#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW
638
639#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
640#undef METHOD
a0d0e21e
LW
641#endif
642
12ae5dfc
JH
643#ifdef PERL_MICRO
644# define NO_LOCALE
645#endif
646
4633a7c4 647#ifdef I_LOCALE
36477c24 648# include <locale.h>
4633a7c4
LW
649#endif
650
36477c24
PP
651#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
652# define USE_LOCALE
653# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
654 && defined(HAS_STRXFRM)
655# define USE_LOCALE_COLLATE
656# endif
657# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
658# define USE_LOCALE_CTYPE
659# endif
660# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
661# define USE_LOCALE_NUMERIC
662# endif
663#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 664
fe14fcc3 665#include <setjmp.h>
79072805 666
a0d0e21e 667#ifdef I_SYS_PARAM
79072805
LW
668# ifdef PARAM_NEEDS_TYPES
669# include <sys/types.h>
670# endif
671# include <sys/param.h>
352d5a3a 672#endif
79072805 673
79072805 674/* Use all the "standard" definitions? */
a0d0e21e 675#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 676# include <stdlib.h>
ff68c719 677#endif
03a14243 678
3f270f98
JH
679/* If this causes problems, set i_unistd=undef in the hint file. */
680#ifdef I_UNISTD
681# include <unistd.h>
682#endif
683
de8ca8af
NT
684/* for WCOREDUMP */
685#ifdef I_SYS_WAIT
686# include <sys/wait.h>
687#endif
688
9969cdde 689#ifdef __SYMBIAN32__
27da23d5
JH
690# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
691#endif
692
7114a2d2 693#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 694EXTERN_C int syscall(int, ...);
2ef53570
JH
695#endif
696
7114a2d2 697#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 698EXTERN_C int usleep(unsigned int);
2ef53570
JH
699#endif
700
9c12f1e5
RGS
701/* Funky places that do not have socket stuff. */
702#if defined(__LIBCATAMOUNT__)
703# define MYSWAP
704#endif
705
9a34ef1d
GS
706#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
707# define MYSWAP
708#endif
709
1109a392
MHM
710#ifdef PERL_CORE
711
712/* macros for correct constant construction */
713# if INTSIZE >= 2
714# define U16_CONST(x) ((U16)x##U)
715# else
716# define U16_CONST(x) ((U16)x##UL)
717# endif
718
719# if INTSIZE >= 4
720# define U32_CONST(x) ((U32)x##U)
721# else
722# define U32_CONST(x) ((U32)x##UL)
723# endif
724
725# ifdef HAS_QUAD
726# if INTSIZE >= 8
727# define U64_CONST(x) ((U64)x##U)
728# elif LONGSIZE >= 8
729# define U64_CONST(x) ((U64)x##UL)
730# elif QUADKIND == QUAD_IS_LONG_LONG
731# define U64_CONST(x) ((U64)x##ULL)
732# else /* best guess we can make */
733# define U64_CONST(x) ((U64)x##UL)
734# endif
735# endif
736
737/* byte-swapping functions for big-/little-endian conversion */
738# define _swab_16_(x) ((U16)( \
739 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
740 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
741
742# define _swab_32_(x) ((U32)( \
743 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
744 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
745 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
746 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
747
748# ifdef HAS_QUAD
749# define _swab_64_(x) ((U64)( \
750 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
751 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
752 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
753 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
754 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
755 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
756 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
757 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
758# endif
759
760/*----------------------------------------------------------------------------*/
761# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
762/*----------------------------------------------------------------------------*/
763# define my_htole16(x) (x)
764# define my_letoh16(x) (x)
765# define my_htole32(x) (x)
766# define my_letoh32(x) (x)
767# define my_htobe16(x) _swab_16_(x)
768# define my_betoh16(x) _swab_16_(x)
769# define my_htobe32(x) _swab_32_(x)
770# define my_betoh32(x) _swab_32_(x)
771# ifdef HAS_QUAD
772# define my_htole64(x) (x)
773# define my_letoh64(x) (x)
774# define my_htobe64(x) _swab_64_(x)
775# define my_betoh64(x) _swab_64_(x)
776# endif
777# define my_htoles(x) (x)
778# define my_letohs(x) (x)
779# define my_htolei(x) (x)
780# define my_letohi(x) (x)
781# define my_htolel(x) (x)
782# define my_letohl(x) (x)
783# if SHORTSIZE == 1
784# define my_htobes(x) (x)
785# define my_betohs(x) (x)
786# elif SHORTSIZE == 2
787# define my_htobes(x) _swab_16_(x)
788# define my_betohs(x) _swab_16_(x)
789# elif SHORTSIZE == 4
790# define my_htobes(x) _swab_32_(x)
791# define my_betohs(x) _swab_32_(x)
792# elif SHORTSIZE == 8
793# define my_htobes(x) _swab_64_(x)
794# define my_betohs(x) _swab_64_(x)
795# else
796# define PERL_NEED_MY_HTOBES
797# define PERL_NEED_MY_BETOHS
798# endif
799# if INTSIZE == 1
800# define my_htobei(x) (x)
801# define my_betohi(x) (x)
802# elif INTSIZE == 2
803# define my_htobei(x) _swab_16_(x)
804# define my_betohi(x) _swab_16_(x)
805# elif INTSIZE == 4
806# define my_htobei(x) _swab_32_(x)
807# define my_betohi(x) _swab_32_(x)
808# elif INTSIZE == 8
809# define my_htobei(x) _swab_64_(x)
810# define my_betohi(x) _swab_64_(x)
811# else
812# define PERL_NEED_MY_HTOBEI
813# define PERL_NEED_MY_BETOHI
814# endif
815# if LONGSIZE == 1
816# define my_htobel(x) (x)
817# define my_betohl(x) (x)
818# elif LONGSIZE == 2
819# define my_htobel(x) _swab_16_(x)
820# define my_betohl(x) _swab_16_(x)
821# elif LONGSIZE == 4
822# define my_htobel(x) _swab_32_(x)
823# define my_betohl(x) _swab_32_(x)
824# elif LONGSIZE == 8
825# define my_htobel(x) _swab_64_(x)
826# define my_betohl(x) _swab_64_(x)
827# else
828# define PERL_NEED_MY_HTOBEL
829# define PERL_NEED_MY_BETOHL
830# endif
831# define my_htolen(p,n) NOOP
832# define my_letohn(p,n) NOOP
833# define my_htoben(p,n) my_swabn(p,n)
834# define my_betohn(p,n) my_swabn(p,n)
835/*----------------------------------------------------------------------------*/
836# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
837/*----------------------------------------------------------------------------*/
838# define my_htobe16(x) (x)
839# define my_betoh16(x) (x)
840# define my_htobe32(x) (x)
841# define my_betoh32(x) (x)
842# define my_htole16(x) _swab_16_(x)
843# define my_letoh16(x) _swab_16_(x)
844# define my_htole32(x) _swab_32_(x)
845# define my_letoh32(x) _swab_32_(x)
846# ifdef HAS_QUAD
847# define my_htobe64(x) (x)
848# define my_betoh64(x) (x)
849# define my_htole64(x) _swab_64_(x)
850# define my_letoh64(x) _swab_64_(x)
851# endif
852# define my_htobes(x) (x)
853# define my_betohs(x) (x)
854# define my_htobei(x) (x)
855# define my_betohi(x) (x)
856# define my_htobel(x) (x)
857# define my_betohl(x) (x)
858# if SHORTSIZE == 1
859# define my_htoles(x) (x)
860# define my_letohs(x) (x)
861# elif SHORTSIZE == 2
862# define my_htoles(x) _swab_16_(x)
863# define my_letohs(x) _swab_16_(x)
864# elif SHORTSIZE == 4
865# define my_htoles(x) _swab_32_(x)
866# define my_letohs(x) _swab_32_(x)
867# elif SHORTSIZE == 8
868# define my_htoles(x) _swab_64_(x)
869# define my_letohs(x) _swab_64_(x)
870# else
871# define PERL_NEED_MY_HTOLES
872# define PERL_NEED_MY_LETOHS
873# endif
874# if INTSIZE == 1
875# define my_htolei(x) (x)
876# define my_letohi(x) (x)
877# elif INTSIZE == 2
878# define my_htolei(x) _swab_16_(x)
879# define my_letohi(x) _swab_16_(x)
880# elif INTSIZE == 4
881# define my_htolei(x) _swab_32_(x)
882# define my_letohi(x) _swab_32_(x)
883# elif INTSIZE == 8
884# define my_htolei(x) _swab_64_(x)
885# define my_letohi(x) _swab_64_(x)
886# else
887# define PERL_NEED_MY_HTOLEI
888# define PERL_NEED_MY_LETOHI
889# endif
890# if LONGSIZE == 1
891# define my_htolel(x) (x)
892# define my_letohl(x) (x)
893# elif LONGSIZE == 2
894# define my_htolel(x) _swab_16_(x)
895# define my_letohl(x) _swab_16_(x)
896# elif LONGSIZE == 4
897# define my_htolel(x) _swab_32_(x)
898# define my_letohl(x) _swab_32_(x)
899# elif LONGSIZE == 8
900# define my_htolel(x) _swab_64_(x)
901# define my_letohl(x) _swab_64_(x)
902# else
903# define PERL_NEED_MY_HTOLEL
904# define PERL_NEED_MY_LETOHL
905# endif
906# define my_htolen(p,n) my_swabn(p,n)
907# define my_letohn(p,n) my_swabn(p,n)
908# define my_htoben(p,n) NOOP
909# define my_betohn(p,n) NOOP
910/*----------------------------------------------------------------------------*/
911# else /* all other byte-orders */
912/*----------------------------------------------------------------------------*/
913# define PERL_NEED_MY_HTOLE16
914# define PERL_NEED_MY_LETOH16
915# define PERL_NEED_MY_HTOBE16
916# define PERL_NEED_MY_BETOH16
917# define PERL_NEED_MY_HTOLE32
918# define PERL_NEED_MY_LETOH32
919# define PERL_NEED_MY_HTOBE32
920# define PERL_NEED_MY_BETOH32
921# ifdef HAS_QUAD
922# define PERL_NEED_MY_HTOLE64
923# define PERL_NEED_MY_LETOH64
924# define PERL_NEED_MY_HTOBE64
925# define PERL_NEED_MY_BETOH64
926# endif
927# define PERL_NEED_MY_HTOLES
928# define PERL_NEED_MY_LETOHS
929# define PERL_NEED_MY_HTOBES
930# define PERL_NEED_MY_BETOHS
931# define PERL_NEED_MY_HTOLEI
932# define PERL_NEED_MY_LETOHI
933# define PERL_NEED_MY_HTOBEI
934# define PERL_NEED_MY_BETOHI
935# define PERL_NEED_MY_HTOLEL
936# define PERL_NEED_MY_LETOHL
937# define PERL_NEED_MY_HTOBEL
938# define PERL_NEED_MY_BETOHL
939/*----------------------------------------------------------------------------*/
940# endif /* end of byte-order macros */
941/*----------------------------------------------------------------------------*/
942
9c17f24a
NC
943/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
944 at least on FreeBSD. YMMV, so experiment. */
945#ifndef PERL_ARENA_SIZE
946#define PERL_ARENA_SIZE 4080
947#endif
948
ccb2c8b8 949/* Maximum level of recursion */
2b9dff67
RGS
950#ifndef PERL_SUB_DEPTH_WARN
951#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS
952#endif
953
1109a392
MHM
954#endif /* PERL_CORE */
955
bdf3085f
NC
956/* We no longer default to creating a new SV for GvSV.
957 Do this before embed. */
958#ifndef PERL_CREATE_GVSV
7459f06b
NC
959# ifndef PERL_DONT_CREATE_GVSV
960# define PERL_DONT_CREATE_GVSV
961# endif
bdf3085f
NC
962#endif
963
ca0c25f6
NC
964#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
965#define PERL_USES_PL_PIDSTATUS
966#endif
967
e37778c2 968#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS
969#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
970#endif
971
c31fac66
GS
972#define MEM_SIZE Size_t
973
1936d2a7
NC
974/* Round all values passed to malloc up, by default to a multiple of
975 sizeof(size_t)
976*/
977#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
978#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
979#endif
980
f1200559
WH
981/* sv_grow() will expand strings by at least a certain percentage of
982 the previously *used* length to avoid excessive calls to realloc().
983 The default is 25% of the current length.
984*/
985#ifndef PERL_STRLEN_EXPAND_SHIFT
986# define PERL_STRLEN_EXPAND_SHIFT 2
987#endif
988
51371543
GS
989#if defined(STANDARD_C) && defined(I_STDDEF)
990# include <stddef.h>
991# define STRUCT_OFFSET(s,m) offsetof(s,m)
992#else
993# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
994#endif
995
9969cdde 996#ifndef __SYMBIAN32__
27da23d5
JH
997# if defined(I_STRING) || defined(__cplusplus)
998# include <string.h>
999# else
1000# include <strings.h>
1001# endif
51371543
GS
1002#endif
1003
55497cff
PP
1004/* This comes after <stdlib.h> so we don't try to change the standard
1005 * library prototypes; we'll use our own in proto.h instead. */
03a14243 1006
4633a7c4 1007#ifdef MYMALLOC
86058a2d 1008# ifdef PERL_POLLUTE_MALLOC
ee13e175 1009# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
1010# define Perl_malloc malloc
1011# define Perl_calloc calloc
1012# define Perl_realloc realloc
1013# define Perl_mfree free
ee13e175 1014# endif
86058a2d
GS
1015# else
1016# define EMBEDMYMALLOC /* for compatibility */
1017# endif
827e134a 1018
651b9576
GS
1019# define safemalloc Perl_malloc
1020# define safecalloc Perl_calloc
1021# define saferealloc Perl_realloc
1022# define safefree Perl_mfree
22f7c9c9
JH
1023# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1024 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1025 code; \
1026 } STMT_END
1027# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1028 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1029# define panic_write2(s) write(2, s, strlen(s))
1030# define CHECK_MALLOC_TAINT(newval) \
1031 CHECK_MALLOC_TOO_LATE_FOR_( \
1032 if (newval) { \
1033 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1034 exit(1); })
22f7c9c9 1035# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1036 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
1037 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1038 }} STMT_END;
f2517201
GS
1039#else /* MYMALLOC */
1040# define safemalloc safesysmalloc
1041# define safecalloc safesyscalloc
1042# define saferealloc safesysrealloc
1043# define safefree safesysfree
22f7c9c9
JH
1044# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1045# define CHECK_MALLOC_TAINT(newval) ((void)0)
1046# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1047#endif /* MYMALLOC */
4633a7c4 1048
fe13d51d 1049/* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
27da23d5 1050#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
1051#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1052#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1053#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1054
a0d0e21e
LW
1055#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1056#define strchr index
1057#define strrchr rindex
1058#endif
1059
16d20bd9
AD
1060#ifdef I_MEMORY
1061# include <memory.h>
1062#endif
1063
fe14fcc3 1064#ifdef HAS_MEMCPY
85e6fe83 1065# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1066# ifndef memcpy
20ce7b12 1067 extern char * memcpy (char*, char*, int);
ee0007ab
LW
1068# endif
1069# endif
1070#else
1071# ifndef memcpy
1072# ifdef HAS_BCOPY
1073# define memcpy(d,s,l) bcopy(s,d,l)
1074# else
1075# define memcpy(d,s,l) my_bcopy(s,d,l)
1076# endif
1077# endif
1078#endif /* HAS_MEMCPY */
fe14fcc3 1079
ee0007ab 1080#ifdef HAS_MEMSET
85e6fe83 1081# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1082# ifndef memset
20ce7b12 1083 extern char *memset (char*, int, int);
ee0007ab
LW
1084# endif
1085# endif
ee0007ab 1086#else
12ae5dfc 1087# undef memset
fc36a67e 1088# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
1089#endif /* HAS_MEMSET */
1090
85e6fe83 1091#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1092# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
1093# define memmove(d,s,l) bcopy(s,d,l)
1094# else
2304df62 1095# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1096# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1097# else
79072805 1098# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1099# endif
352d5a3a 1100# endif
d9d8d8de 1101#endif
ee0007ab 1102
36477c24
PP
1103#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1104# undef HAS_MEMCMP
1105#endif
1106
1107#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1108# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1109# ifndef memcmp
20ce7b12 1110 extern int memcmp (char*, char*, int);
ee0007ab
LW
1111# endif
1112# endif
36477c24 1113# ifdef BUGGY_MSC
7e4e8c89 1114# pragma function(memcmp)
36477c24 1115# endif
ee0007ab
LW
1116#else
1117# ifndef memcmp
ecfc5424 1118# define memcmp my_memcmp
352d5a3a 1119# endif
36477c24 1120#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1121
fc36a67e 1122#ifndef memzero
c635e13b
PP
1123# ifdef HAS_MEMSET
1124# define memzero(d,l) memset(d,0,l)
79072805 1125# else
c635e13b
PP
1126# ifdef HAS_BZERO
1127# define memzero(d,l) bzero(d,l)
79072805 1128# else
fc36a67e 1129# define memzero(d,l) my_bzero(d,l)
79072805
LW
1130# endif
1131# endif
d9d8d8de 1132#endif
378cc40b 1133
2f42fcb0 1134#ifndef PERL_MICRO
0f27ced1
JH
1135#ifndef memchr
1136# ifndef HAS_MEMCHR
1137# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1138# endif
1139#endif
2f42fcb0 1140#endif
0f27ced1 1141
36477c24
PP
1142#ifndef HAS_BCMP
1143# ifndef bcmp
1144# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1145# endif
36477c24 1146#endif /* !HAS_BCMP */
378cc40b 1147
ae986130 1148#ifdef I_NETINET_IN
79072805 1149# include <netinet/in.h>
ae986130
LW
1150#endif
1151
28e8609d
JH
1152#ifdef I_ARPA_INET
1153# include <arpa/inet.h>
1154#endif
1155
84902520
TB
1156#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1157/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1158 * (the neo-BSD seem to do this). */
1159# undef SF_APPEND
1160#endif
1161
1aef975c 1162#ifdef I_SYS_STAT
84902520 1163# include <sys/stat.h>
1aef975c 1164#endif
79072805 1165
287a962e
JD
1166/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1167 This definition should ideally go into win32/win32.h, but S_IFIFO is
1168 used later here in perl.h before win32/win32.h is being included. */
1169#if !defined(S_IFIFO) && defined(_S_IFIFO)
1170# define S_IFIFO _S_IFIFO
1171#endif
1172
a0d0e21e
LW
1173/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1174 like UTekV) are broken, sometimes giving false positives. Undefine
1175 them here and let the code below set them to proper values.
1176
1177 The ghs macro stands for GreenHills Software C-1.8.5 which
1178 is the C compiler for sysV88 and the various derivatives.
1179 This header file bug is corrected in gcc-2.5.8 and later versions.
1180 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1181
1182#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
1183# undef S_ISDIR
1184# undef S_ISCHR
1185# undef S_ISBLK
1186# undef S_ISREG
1187# undef S_ISFIFO
1188# undef S_ISLNK
ee0007ab 1189#endif
135863df 1190
663a0e37
LW
1191#ifdef I_TIME
1192# include <time.h>
ffed7fef 1193#endif
663a0e37 1194
fe14fcc3 1195#ifdef I_SYS_TIME
85e6fe83 1196# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1197# define KERNEL
1198# endif
1199# include <sys/time.h>
85e6fe83 1200# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1201# undef KERNEL
1202# endif
a687059c 1203#endif
135863df 1204
55497cff 1205#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1206# include <sys/times.h>
d9d8d8de 1207#endif
8d063cd8 1208
fe14fcc3 1209#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1210# undef HAS_STRERROR
663a0e37
LW
1211#endif
1212
1213#include <errno.h>
1e743fda 1214
acfe0abc 1215#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1216# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1217#endif
1218
8cfab5ff 1219/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
00f254e2 1220 * This is important for using IPv6.
8cfab5ff
JH
1221 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1222 * a bad idea since it breaks send() and recv(). */
1223#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1224# define _SOCKADDR_LEN
1225#endif
1226
da70cfc6 1227#if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1e743fda
JH
1228# include <sys/socket.h>
1229# if defined(USE_SOCKS) && defined(I_SOCKS)
1230# if !defined(INCLUDE_PROTOTYPES)
1231# define INCLUDE_PROTOTYPES /* for <socks.h> */
1232# define PERL_SOCKS_NEED_PROTOTYPES
1233# endif
1234# include <socks.h>
1235# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1236# undef INCLUDE_PROTOTYPES
1237# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1238# endif
d460ef45 1239# endif
1e743fda 1240# ifdef I_NETDB
2986a63f
JH
1241# ifdef NETWARE
1242# include<stdio.h>
1243# endif
1e743fda
JH
1244# include <netdb.h>
1245# endif
1246# ifndef ENOTSOCK
1247# ifdef I_NET_ERRNO
1248# include <net/errno.h>
1249# endif
1250# endif
1251#endif
1252
fa0a29af 1253/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1254 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1255 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1256#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1257# if defined(__THROW) && defined(__GLIBC__)
1258int sockatmark(int) __THROW;
1259# else
2ef53570 1260int sockatmark(int);
29820b6d 1261# endif
2ef53570
JH
1262#endif
1263
7e827271 1264#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
1265EXTERN_C int fchdir(int);
1266EXTERN_C int flock(int, int);
1267EXTERN_C int fseeko(FILE *, off_t, int);
1268EXTERN_C off_t ftello(FILE *);
1269#endif
1270
7e827271 1271#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1272EXTERN_C char *crypt(const char *, const char *);
7e827271 1273EXTERN_C char **environ;
1ccb7c8d
JH
1274#endif
1275
83a6ff2e 1276#if defined(__cplusplus)
944c4fda 1277# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1278EXTERN_C char **environ;
83a6ff2e 1279# elif defined(__CYGWIN__)
667e2948
SP
1280EXTERN_C char *crypt(const char *, const char *);
1281#endif
83a6ff2e 1282#endif
667e2948 1283
1e743fda
JH
1284#ifdef SETERRNO
1285# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1286#endif
f86702cc
PP
1287
1288#ifdef VMS
1289# define SETERRNO(errcode,vmserrcode) \
1290 STMT_START { \
1291 set_errno(errcode); \
1292 set_vaxc_errno(vmserrcode); \
1293 } STMT_END
4ee39169
CS
1294# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1295# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1296# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1297# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1298
93189314
JH
1299# define LIB_INVARG LIB$_INVARG
1300# define RMS_DIR RMS$_DIR
1301# define RMS_FAC RMS$_FAC
1302# define RMS_FEX RMS$_FEX
1303# define RMS_FNF RMS$_FNF
1304# define RMS_IFI RMS$_IFI
1305# define RMS_ISI RMS$_ISI
1306# define RMS_PRV RMS$_PRV
1307# define SS_ACCVIO SS$_ACCVIO
1308# define SS_DEVOFFLINE SS$_DEVOFFLINE
1309# define SS_IVCHAN SS$_IVCHAN
1310# define SS_NORMAL SS$_NORMAL
748a9306 1311#else
aba27d88 1312# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS
1313# define dSAVEDERRNO int saved_errno
1314# define dSAVE_ERRNO int saved_errno = errno
1315# define SAVE_ERRNO (saved_errno = errno)
1316# define RESTORE_ERRNO (errno = saved_errno)
1317
93189314
JH
1318# define LIB_INVARG 0
1319# define RMS_DIR 0
1320# define RMS_FAC 0
1321# define RMS_FEX 0
1322# define RMS_FNF 0
1323# define RMS_IFI 0
1324# define RMS_ISI 0
1325# define RMS_PRV 0
1326# define SS_ACCVIO 0
1327# define SS_DEVOFFLINE 0
1328# define SS_IVCHAN 0
1329# define SS_NORMAL 0
748a9306 1330#endif
ed6116ce 1331
f5fa9033 1332#define ERRSV GvSVn(PL_errgv)
dfd167e9
NC
1333
1334#define CLEAR_ERRSV() STMT_START { \
1335 if (!GvSV(PL_errgv)) { \
1336 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1337 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1338 SvREFCNT_dec(GvSV(PL_errgv)); \
1339 GvSV(PL_errgv) = newSVpvs(""); \
1340 } else { \
1341 SV *const errsv = GvSV(PL_errgv); \
1342 sv_setpvs(errsv, ""); \
1343 if (SvMAGICAL(errsv)) { \
1344 mg_free(errsv); \
1345 } \
1346 SvPOK_only(errsv); \
1347 } \
1348 } STMT_END
1349
1350
414bf5ae
MHM
1351#ifdef PERL_CORE
1352# define DEFSV (0 + GvSVn(PL_defgv))
55b5114f
FC
1353# define DEFSV_set(sv) \
1354 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1355# define SAVE_DEFSV \
1356 ( \
1357 save_gp(PL_defgv, 0), \
1358 GvINTRO_off(PL_defgv), \
1359 SAVEGENERICSV(GvSV(PL_defgv)), \
1360 GvSV(PL_defgv) = NULL \
1361 )
414bf5ae
MHM
1362#else
1363# define DEFSV GvSVn(PL_defgv)
55b5114f
FC
1364# define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1365# define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
414bf5ae 1366#endif
38a03e6e 1367
98eae8f5
GS
1368#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1369
55497cff 1370#ifndef errno
5ff3f7a4
GS
1371 extern int errno; /* ANSI allows errno to be an lvalue expr.
1372 * For example in multithreaded environments
1373 * something like this might happen:
1374 * extern int *_errno(void);
1375 * #define errno (*_errno()) */
d9d8d8de 1376#endif
663a0e37 1377
2304df62 1378#ifdef HAS_STRERROR
2242159b 1379#ifndef DONT_DECLARE_STD
a0d0e21e 1380# ifdef VMS
20ce7b12 1381 char *strerror (int,...);
a0d0e21e 1382# else
20ce7b12 1383 char *strerror (int);
a0d0e21e 1384# endif
2242159b 1385#endif
2304df62
AD
1386# ifndef Strerror
1387# define Strerror strerror
1388# endif
1389#else
1390# ifdef HAS_SYS_ERRLIST
79072805
LW
1391 extern int sys_nerr;
1392 extern char *sys_errlist[];
2304df62
AD
1393# ifndef Strerror
1394# define Strerror(e) \
79072805 1395 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1396# endif
79072805 1397# endif
35c8bce7 1398#endif
663a0e37 1399
2304df62 1400#ifdef I_SYS_IOCTL
79072805
LW
1401# ifndef _IOCTL_
1402# include <sys/ioctl.h>
1403# endif
a687059c
LW
1404#endif
1405
ee0007ab 1406#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1407# ifdef HAS_SOCKETPAIR
1408# undef HAS_SOCKETPAIR
1409# endif
2304df62
AD
1410# ifdef I_NDBM
1411# undef I_NDBM
79072805 1412# endif
a687059c
LW
1413#endif
1414
02fc2eee
NC
1415#ifndef HAS_SOCKETPAIR
1416# ifdef HAS_SOCKET
1417# define socketpair Perl_my_socketpair
1418# endif
1419#endif
1420
a687059c 1421#if INTSIZE == 2
79072805
LW
1422# define htoni htons
1423# define ntohi ntohs
a687059c 1424#else
79072805
LW
1425# define htoni htonl
1426# define ntohi ntohl
a687059c
LW
1427#endif
1428
a0d0e21e 1429/* Configure already sets Direntry_t */
35c8bce7 1430#if defined(I_DIRENT)
663a0e37 1431# include <dirent.h>
8f1f23e8
W
1432 /* NeXT needs dirent + sys/dir.h */
1433# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1434# include <sys/dir.h>
1435# endif
ae986130 1436#else
fe14fcc3 1437# ifdef I_SYS_NDIR
79a0689e 1438# include <sys/ndir.h>
663a0e37 1439# else
fe14fcc3 1440# ifdef I_SYS_DIR
79a0689e
LW
1441# ifdef hp9000s500
1442# include <ndir.h> /* may be wrong in the future */
1443# else
1444# include <sys/dir.h>
1445# endif
663a0e37
LW
1446# endif
1447# endif
4633a7c4 1448#endif
a687059c 1449
12ae5dfc
JH
1450#ifdef PERL_MICRO
1451# ifndef DIR
1452# define DIR void
1453# endif
1454#endif
1455
352d5a3a
LW
1456#ifdef FPUTS_BOTCH
1457/* work around botch in SunOS 4.0.1 and 4.0.2 */
1458# ifndef fputs
79072805 1459# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1460# endif
1461#endif
1462
c623bd54
LW
1463/*
1464 * The following gobbledygook brought to you on behalf of __STDC__.
1465 * (I could just use #ifndef __STDC__, but this is more bulletproof
1466 * in the face of half-implementations.)
1467 */
1468
7114a2d2 1469#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1470#include <sys/mode.h>
1471#endif
1472
c623bd54
LW
1473#ifndef S_IFMT
1474# ifdef _S_IFMT
1475# define S_IFMT _S_IFMT
1476# else
1477# define S_IFMT 0170000
1478# endif
1479#endif
1480
1481#ifndef S_ISDIR
1482# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1483#endif
1484
1485#ifndef S_ISCHR
1486# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1487#endif
1488
1489#ifndef S_ISBLK
fe14fcc3
LW
1490# ifdef S_IFBLK
1491# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1492# else
1493# define S_ISBLK(m) (0)
1494# endif
c623bd54
LW
1495#endif
1496
1497#ifndef S_ISREG
1498# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1499#endif
1500
1501#ifndef S_ISFIFO
fe14fcc3
LW
1502# ifdef S_IFIFO
1503# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1504# else
1505# define S_ISFIFO(m) (0)
1506# endif
c623bd54
LW
1507#endif
1508
1509#ifndef S_ISLNK
1510# ifdef _S_ISLNK
1511# define S_ISLNK(m) _S_ISLNK(m)
1512# else
1513# ifdef _S_IFLNK
1514# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1515# else
1516# ifdef S_IFLNK
1517# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1518# else
1519# define S_ISLNK(m) (0)
1520# endif
1521# endif
1522# endif
1523#endif
1524
1525#ifndef S_ISSOCK
1526# ifdef _S_ISSOCK
1527# define S_ISSOCK(m) _S_ISSOCK(m)
1528# else
1529# ifdef _S_IFSOCK
1530# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1531# else
1532# ifdef S_IFSOCK
1533# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1534# else
1535# define S_ISSOCK(m) (0)
1536# endif
1537# endif
1538# endif
1539#endif
1540
1541#ifndef S_IRUSR
1542# ifdef S_IREAD
1543# define S_IRUSR S_IREAD
1544# define S_IWUSR S_IWRITE
1545# define S_IXUSR S_IEXEC
1546# else
1547# define S_IRUSR 0400
1548# define S_IWUSR 0200
1549# define S_IXUSR 0100
1550# endif
fac7cdfc 1551#endif
1552
1553#ifndef S_IRGRP
1554# ifdef S_IRUSR
1555# define S_IRGRP (S_IRUSR>>3)
1556# define S_IWGRP (S_IWUSR>>3)
1557# define S_IXGRP (S_IXUSR>>3)
1558# else
1559# define S_IRGRP 0040
1560# define S_IWGRP 0020
1561# define S_IXGRP 0010
1562# endif
1563#endif
1564
1565#ifndef S_IROTH
1566# ifdef S_IRUSR
1567# define S_IROTH (S_IRUSR>>6)
1568# define S_IWOTH (S_IWUSR>>6)
1569# define S_IXOTH (S_IXUSR>>6)
1570# else
1571# define S_IROTH 0040
1572# define S_IWOTH 0020
1573# define S_IXOTH 0010
1574# endif
c623bd54
LW
1575#endif
1576
1577#ifndef S_ISUID
1578# define S_ISUID 04000
1579#endif
1580
1581#ifndef S_ISGID
1582# define S_ISGID 02000
1583#endif
1584
ca6e1c26
JH
1585#ifndef S_IRWXU
1586# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1587#endif
ca6e1c26
JH
1588
1589#ifndef S_IRWXG
1590# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1591#endif
ca6e1c26
JH
1592
1593#ifndef S_IRWXO
1594# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1595#endif
ca6e1c26 1596
df00ff3b 1597/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH
1598 * which would get included through <sys/file.h >, but that is 3000
1599 * lines in the future. --jhi */
1600
df00ff3b 1601#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1602# define S_IREAD S_IRUSR
1603#endif
1604
df00ff3b 1605#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1606# define S_IWRITE S_IWUSR
1607#endif
1608
1609#ifndef S_IEXEC
1610# define S_IEXEC S_IXUSR
1611#endif
1612
79072805
LW
1613#ifdef ff_next
1614# undef ff_next
352d5a3a
LW
1615#endif
1616
a0d0e21e 1617#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1618# define SLOPPYDIVIDE
1619#endif
1620
748a9306
LW
1621#ifdef UV
1622#undef UV
1623#endif
1624
c89df6bf
JH
1625#ifdef SPRINTF_E_BUG
1626# define sprintf UTS_sprintf_wrap
1627#endif
1628
ce582cee
NC
1629/* For the times when you want the return value of sprintf, and you want it
1630 to be the length. Can't have a thread variable passed in, because C89 has
1631 no varargs macros.
1632*/
1633#ifdef SPRINTF_RETURNS_STRLEN
1634# define my_sprintf sprintf
1635#else
1636# define my_sprintf Perl_my_sprintf
1637#endif
1638
5b692037
JH
1639/*
1640 * If we have v?snprintf() and the C99 variadic macros, we can just
1641 * use just the v?snprintf(). It is nice to try to trap the buffer
1642 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD
1643 * gcc statement expressions, then use the function wrappers which try
1644 * to trap the overflow. If we can use the gcc statement expressions,
1645 * we can try that even with the version that uses the C99 variadic
1646 * macros.
5b692037
JH
1647 */
1648
1208b3dd
JH
1649/* Note that we do not check against snprintf()/vsnprintf() returning
1650 * negative values because that is non-standard behaviour and we use
1651 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1652 * that should be true only if the snprintf()/vsnprintf() are true
1653 * to the standard. */
1654
dfeee9b1 1655#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1656# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1657# 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 1658# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1659# else
1660# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1661# endif
1662#else
1663# define my_snprintf Perl_my_snprintf
1208b3dd 1664# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1665#endif
1666
dfeee9b1 1667#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1668# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1669# 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 1670# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH
1671# else
1672# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1673# endif
1674#else
1675# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1676# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1677#endif
d9fad198 1678
a6cc4119
SP
1679#ifdef HAS_STRLCAT
1680# define my_strlcat strlcat
1681#else
1682# define my_strlcat Perl_my_strlcat
1683#endif
1684
1685#ifdef HAS_STRLCPY
1686# define my_strlcpy strlcpy
1687#else
1688# define my_strlcpy Perl_my_strlcpy
1689#endif
1690
c495e728
JH
1691/* Configure gets this right but the UTS compiler gets it wrong.
1692 -- Hal Morris <hom00@utsglobal.com> */
1693#ifdef UTS
1694# undef UVTYPE
1695# define UVTYPE unsigned
1696#endif
1697
05f13f53 1698/*
27d4fb96
PP
1699 The IV type is supposed to be long enough to hold any integral
1700 value or a pointer.
1701 --Andy Dougherty August 1996
1702*/
1703
a22e52b9
JH
1704typedef IVTYPE IV;
1705typedef UVTYPE UV;
8175356b 1706
10cc9d2a 1707#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1708# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1709# define IV_MAX INT64_MAX
1710# define IV_MIN INT64_MIN
1711# define UV_MAX UINT64_MAX
cae7ae48
JH
1712# ifndef UINT64_MIN
1713# define UINT64_MIN 0
1714# endif
5ff3f7a4
GS
1715# define UV_MIN UINT64_MIN
1716# else
1717# define IV_MAX PERL_QUAD_MAX
1718# define IV_MIN PERL_QUAD_MIN
1719# define UV_MAX PERL_UQUAD_MAX
1720# define UV_MIN PERL_UQUAD_MIN
1721# endif
cf2093f6
JH
1722# define IV_IS_QUAD
1723# define UV_IS_QUAD
79072805 1724#else
8175356b 1725# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1726# define IV_MAX INT32_MAX
1727# define IV_MIN INT32_MIN
716026f9
DL
1728# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1729# define UV_MAX UINT32_MAX
1730# else
1731# define UV_MAX 4294967295U
1732# endif
cae7ae48
JH
1733# ifndef UINT32_MIN
1734# define UINT32_MIN 0
1735# endif
5ff3f7a4
GS
1736# define UV_MIN UINT32_MIN
1737# else
1738# define IV_MAX PERL_LONG_MAX
1739# define IV_MIN PERL_LONG_MIN
1740# define UV_MAX PERL_ULONG_MAX
1741# define UV_MIN PERL_ULONG_MIN
1742# endif
8175356b 1743# if IVSIZE == 8
cf2093f6
JH
1744# define IV_IS_QUAD
1745# define UV_IS_QUAD
de1c2614
JH
1746# ifndef HAS_QUAD
1747# define HAS_QUAD
1748# endif
cf2093f6
JH
1749# else
1750# undef IV_IS_QUAD
1751# undef UV_IS_QUAD
de1c2614 1752# undef HAS_QUAD
cf2093f6 1753# endif
79072805 1754#endif
d7d93a81 1755
1109a392
MHM
1756#ifndef HAS_QUAD
1757# undef PERL_NEED_MY_HTOLE64
1758# undef PERL_NEED_MY_LETOH64
1759# undef PERL_NEED_MY_HTOBE64
1760# undef PERL_NEED_MY_BETOH64
1761#endif
1762
6cde8aec 1763#if defined(uts) || defined(UTS)
11afe549
HM
1764# undef UV_MAX
1765# define UV_MAX (4294967295u)
20601011
JH
1766#endif
1767
cae7ae48 1768#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1769#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1770
28e5dec8 1771#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1772#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1773#endif
1774
d460ef45 1775/*
26bb67e2
JH
1776 * The macros INT2PTR and NUM2PTR are (despite their names)
1777 * bi-directional: they will convert int/float to or from pointers.
1778 * However the conversion to int/float are named explicitly:
1779 * PTR2IV, PTR2UV, PTR2NV.
1780 *
1781 * For int conversions we do not need two casts if pointers are
1782 * the same size as IV and UV. Otherwise we need an explicit
1783 * cast (PTRV) to avoid compiler warnings.
1784 */
56431972
RB
1785#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1786# define PTRV UV
1787# define INT2PTR(any,d) (any)(d)
1788#else
d460ef45 1789# if PTRSIZE == LONGSIZE
56431972 1790# define PTRV unsigned long
e91e3b10 1791# define PTR2ul(p) (unsigned long)(p)
42718184 1792# else
56431972 1793# define PTRV unsigned
42718184 1794# endif
e91e3b10
RB
1795#endif
1796
1797#ifndef INT2PTR
56431972 1798# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1799#endif
e91e3b10
RB
1800
1801#ifndef PTR2ul
1802# define PTR2ul(p) INT2PTR(unsigned long,p)
1803#endif
1804
56431972
RB
1805#define NUM2PTR(any,d) (any)(PTRV)(d)
1806#define PTR2IV(p) INT2PTR(IV,p)
1807#define PTR2UV(p) INT2PTR(UV,p)
1808#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1809#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1810
8141890a
JH
1811/* According to strict ANSI C89 one cannot freely cast between
1812 * data pointers and function (code) pointers. There are at least
1813 * two ways around this. One (used below) is to do two casts,
1814 * first the other pointer to an (unsigned) integer, and then
1815 * the integer to the other pointer. The other way would be
1816 * to use unions to "overlay" the pointers. For an example of
1817 * the latter technique, see union dirpu in struct xpvio in sv.h.
1818 * The only feasible use is probably temporarily storing
1819 * function pointers in a data pointer (such as a void pointer). */
1820
e91e3b10
RB
1821#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1822#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1823
65202027 1824#ifdef USE_LONG_DOUBLE
1048ea30
JH
1825# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1826# define LONG_DOUBLE_EQUALS_DOUBLE
1827# endif
68d4903c 1828# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1829# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1830# endif
1831#endif
1832
2d4389e4
JH
1833#ifdef OVR_DBL_DIG
1834/* Use an overridden DBL_DIG */
1835# ifdef DBL_DIG
1836# undef DBL_DIG
1837# endif
1838# define DBL_DIG OVR_DBL_DIG
1839#else
1840/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1841 default value for printing floating point numbers in Gconvert
1842 (see config.h). (It also has other uses, such as figuring out if
1843 a given precision of printing can be done with a double instead of
1844 a long double - Allen).
2d4389e4
JH
1845*/
1846#ifdef I_LIMITS
1847#include <limits.h>
1848#endif
1849#ifdef I_FLOAT
1850#include <float.h>
1851#endif
1852#ifndef HAS_DBL_DIG
1853#define DBL_DIG 15 /* A guess that works lots of places */
1854#endif
1855#endif
1856
1857#ifdef OVR_LDBL_DIG
1858/* Use an overridden LDBL_DIG */
1859# ifdef LDBL_DIG
1860# undef LDBL_DIG
1861# endif
1862# define LDBL_DIG OVR_LDBL_DIG
1863#else
1864/* The following is all to get LDBL_DIG, in order to pick a nice
1865 default value for printing floating point numbers in Gconvert.
1866 (see config.h)
1867*/
68d4903c
JH
1868# ifdef I_LIMITS
1869# include <limits.h>
1870# endif
1871# ifdef I_FLOAT
1872# include <float.h>
1873# endif
1874# ifndef HAS_LDBL_DIG
1875# if LONG_DOUBLESIZE == 10
1876# define LDBL_DIG 18 /* assume IEEE */
1877# else
1878# if LONG_DOUBLESIZE == 12
1879# define LDBL_DIG 18 /* gcc? */
1880# else
1881# if LONG_DOUBLESIZE == 16
1882# define LDBL_DIG 33 /* assume IEEE */
1883# else
1884# if LONG_DOUBLESIZE == DOUBLESIZE
1885# define LDBL_DIG DBL_DIG /* bummer */
1886# endif
1887# endif
1888# endif
1889# endif
1890# endif
2d4389e4
JH
1891#endif
1892
20f6aaab
AS
1893/*
1894 * This is for making sure we have a good DBL_MAX value, if possible,
1895 * either for usage as NV_MAX or for usage in figuring out if we can
1896 * fit a given long double into a double, if bug-fixing makes it
1897 * necessary to do so. - Allen <allens@cpan.org>
1898 */
1899
205f51d8
AS
1900#ifdef I_LIMITS
1901# include <limits.h>
20f6aaab
AS
1902#endif
1903
205f51d8
AS
1904#ifdef I_VALUES
1905# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1906# include <values.h>
1907# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1908# define DBL_MAX MAXDOUBLE
1909# endif
1910# if defined(MINDOUBLE) && !defined(DBL_MIN)
1911# define DBL_MIN MINDOUBLE
1912# endif
1913# endif
1914#endif /* defined(I_VALUES) */
1915
a22e52b9 1916typedef NVTYPE NV;
8175356b 1917
792d8dab
JH
1918#ifdef I_IEEEFP
1919# include <ieeefp.h>
1920#endif
923fc586 1921
65202027 1922#ifdef USE_LONG_DOUBLE
923fc586
JH
1923# ifdef I_SUNMATH
1924# include <sunmath.h>
1925# endif
2d4389e4 1926# define NV_DIG LDBL_DIG
d6c14000
JH
1927# ifdef LDBL_MANT_DIG
1928# define NV_MANT_DIG LDBL_MANT_DIG
1929# endif
06fc1729
JH
1930# ifdef LDBL_MIN
1931# define NV_MIN LDBL_MIN
1932# endif
1933# ifdef LDBL_MAX
1934# define NV_MAX LDBL_MAX
1935# endif
1936# ifdef LDBL_MIN_10_EXP
1937# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1938# endif
1939# ifdef LDBL_MAX_10_EXP
1940# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1941# endif
1942# ifdef LDBL_EPSILON
1943# define NV_EPSILON LDBL_EPSILON
1944# endif
f4a14a62
JH
1945# ifdef LDBL_MAX
1946# define NV_MAX LDBL_MAX
20f6aaab 1947/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1948# else
1949# ifdef HUGE_VALL
1950# define NV_MAX HUGE_VALL
1951# else
1952# ifdef HUGE_VAL
1953# define NV_MAX ((NV)HUGE_VAL)
1954# endif
1955# endif
1956# endif
68d4903c 1957# ifdef HAS_SQRTL
68d4903c
JH
1958# define Perl_cos cosl
1959# define Perl_sin sinl
1960# define Perl_sqrt sqrtl
1961# define Perl_exp expl
1962# define Perl_log logl
1963# define Perl_atan2 atan2l
1964# define Perl_pow powl
1965# define Perl_floor floorl
1bbae031 1966# define Perl_ceil ceill
68d4903c
JH
1967# define Perl_fmod fmodl
1968# endif
a3540c92
JH
1969/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1970# ifdef HAS_MODFL
1971# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
1972/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1973 prototype in <math.h> */
1974# ifndef HAS_MODFL_PROTO
a221a8a5 1975EXTERN_C long double modfl(long double, long double *);
51997bc3 1976# endif
03476e8e
JH
1977# else
1978# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1979 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
1980# define Perl_modf(x,y) Perl_my_modfl(x,y)
1981# endif
a3540c92
JH
1982# endif
1983# ifdef HAS_FREXPL
dff3e0b8 1984# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
1985# else
1986# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1987 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
1988# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1989# endif
a3540c92 1990# endif
38dbb4c5 1991# ifndef Perl_isnan
758a5d79
JH
1992# ifdef HAS_ISNANL
1993# define Perl_isnan(x) isnanl(x)
1994# endif
1995# endif
1996# ifndef Perl_isinf
1997# ifdef HAS_FINITEL
1998# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
1999# endif
2000# endif
65202027 2001#else
2d4389e4 2002# define NV_DIG DBL_DIG
d6c14000
JH
2003# ifdef DBL_MANT_DIG
2004# define NV_MANT_DIG DBL_MANT_DIG
2005# endif
06fc1729
JH
2006# ifdef DBL_MIN
2007# define NV_MIN DBL_MIN
2008# endif
2009# ifdef DBL_MAX
2010# define NV_MAX DBL_MAX
2011# endif
2012# ifdef DBL_MIN_10_EXP
2013# define NV_MIN_10_EXP DBL_MIN_10_EXP
2014# endif
2015# ifdef DBL_MAX_10_EXP
2016# define NV_MAX_10_EXP DBL_MAX_10_EXP
2017# endif
2018# ifdef DBL_EPSILON
2019# define NV_EPSILON DBL_EPSILON
2020# endif
205f51d8 2021# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
2022# define NV_MAX DBL_MAX
2023# define NV_MIN DBL_MIN
2024# else
2025# ifdef HUGE_VAL
2026# define NV_MAX HUGE_VAL
2027# endif
2028# endif
65202027
DS
2029# define Perl_cos cos
2030# define Perl_sin sin
2031# define Perl_sqrt sqrt
2032# define Perl_exp exp
2033# define Perl_log log
2034# define Perl_atan2 atan2
2035# define Perl_pow pow
2036# define Perl_floor floor
1bbae031 2037# define Perl_ceil ceil
65202027 2038# define Perl_fmod fmod
a3540c92 2039# define Perl_modf(x,y) modf(x,y)
dff3e0b8 2040# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
2041#endif
2042
2043/* rumor has it that Win32 has _fpclass() */
2044
205f51d8
AS
2045/* SGI has fpclassl... but not with the same result values,
2046 * and it's via a typedef (not via #define), so will need to redo Configure
2047 * to use. Not worth the trouble, IMO, at least until the below is used
2048 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2049 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2050 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2051
758a5d79
JH
2052#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2053# ifdef I_IEEFP
2054# include <ieeefp.h>
2055# endif
2056# ifdef I_FP
2057# include <fp.h>
2058# endif
2059# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2060# define Perl_fp_class() fpclassl(x)
2061# else
2062# define Perl_fp_class() fpclass(x)
2063# endif
2064# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2065# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2066# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2067# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2068# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2069# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2070# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2071# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2072# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2073# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2074# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2075# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2076# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2077# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2078# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2079#endif
2080
7114a2d2 2081#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
2082# include <math.h>
2083# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2084# include <fp_class.h>
2085# endif
2086# define Perl_fp_class(x) fp_class(x)
2087# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2088# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2089# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2090# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2091# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2092# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2093# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2094# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2095# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2096# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2097# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2098# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2099# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2100# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2101# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2102#endif
2103
2104#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2105# include <math.h>
2106# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2107# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
2108# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2109# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2110# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2111# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2112#endif
2113
2114#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2115# include <math.h>
2116# ifndef _cplusplus
2117# define Perl_fp_class(x) class(x)
2118# else
2119# define Perl_fp_class(x) _class(x)
2120# endif
2121# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2122# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2123# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2124# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2125# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2126# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2127# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2128# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2129# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2130# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2131# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2132# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2133# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2134# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2135# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2136#endif
2137
2138/* rumor has it that Win32 has _isnan() */
2139
2140#ifndef Perl_isnan
a3540c92 2141# ifdef HAS_ISNAN
758a5d79
JH
2142# define Perl_isnan(x) isnan((NV)x)
2143# else
2144# ifdef Perl_fp_class_nan
2145# define Perl_isnan(x) Perl_fp_class_nan(x)
2146# else
2147# ifdef HAS_UNORDERED
2148# define Perl_isnan(x) unordered((x), 0.0)
2149# else
2150# define Perl_isnan(x) ((x)!=(x))
2151# endif
2152# endif
2153# endif
2154#endif
2155
ca6c63e1
JH
2156#ifdef UNDER_CE
2157int isnan(double d);
2158#endif
2159
758a5d79
JH
2160#ifndef Perl_isinf
2161# ifdef HAS_ISINF
2162# define Perl_isinf(x) isinf((NV)x)
a3540c92 2163# else
758a5d79
JH
2164# ifdef Perl_fp_class_inf
2165# define Perl_isinf(x) Perl_fp_class_inf(x)
2166# else
2167# define Perl_isinf(x) ((x)==NV_INF)
2168# endif
2169# endif
2170#endif
2171
2172#ifndef Perl_isfinite
2173# ifdef HAS_FINITE
2174# define Perl_isfinite(x) finite((NV)x)
2175# else
2176# ifdef HAS_ISFINITE
2177# define Perl_isfinite(x) isfinite(x)
2178# else
2179# ifdef Perl_fp_class_finite
2180# define Perl_isfinite(x) Perl_fp_class_finite(x)
2181# else
2182# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2183# endif
2184# endif
a3540c92 2185# endif
65202027
DS
2186#endif
2187
a36244b7
JH
2188/* The default is to use Perl's own atof() implementation (in numeric.c).
2189 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2190 * it is however best to use the native implementation of atof.
2191 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2192 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
2193 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2194 * you may need to be using a different function than atof! */
a36244b7
JH
2195
2196#ifndef USE_PERL_ATOF
2197# ifndef _UNICOS
2198# define USE_PERL_ATOF
2199# endif
2200#else
2201# if USE_PERL_ATOF == 0
2202# undef USE_PERL_ATOF
2203# endif
2204#endif
2205
2206#ifdef USE_PERL_ATOF
2207# define Perl_atof(s) Perl_my_atof(s)
2208# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2209#else
2210# define Perl_atof(s) (NV)atof(s)
2211# define Perl_atof2(s, n) ((n) = atof(s))
2212#endif
cf2093f6 2213
d460ef45 2214/* Previously these definitions used hardcoded figures.
760ac839
LW
2215 * It is hoped these formula are more portable, although
2216 * no data one way or another is presently known to me.
2217 * The "PERL_" names are used because these calculated constants
2218 * do not meet the ANSI requirements for LONG_MAX, etc., which
2219 * need to be constants acceptable to #if - kja
2220 * define PERL_LONG_MAX 2147483647L
2221 * define PERL_LONG_MIN (-LONG_MAX - 1)
2222 * define PERL ULONG_MAX 4294967295L
2223 */
2224
2225#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2226# include <limits.h>
760ac839 2227#endif
205f51d8 2228/* Included values.h above if necessary; still including limits.h down here,
486ec47a 2229 * despite doing above, because math.h might have overridden... XXX - Allen */
760ac839 2230
99abf803
PP
2231/*
2232 * Try to figure out max and min values for the integral types. THE CORRECT
2233 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2234 * following hacks are used if neither limits.h or values.h provide them:
2235 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2236 * for types < int: (unsigned TYPE)~(unsigned)0
2237 * The argument to ~ must be unsigned so that later signed->unsigned
2238 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2239 * and it must not be smaller than int because ~ does integral promotion.
2240 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2241 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2242 * The latter is a hack which happens to work on some machines but
2243 * does *not* catch any random system, or things like integer types
2244 * with NaN if that is possible.
2245 *
2246 * All of the types are explicitly cast to prevent accidental loss of
2247 * numeric range, and in the hope that they will be less likely to confuse
2248 * over-eager optimizers.
2249 *
2250 */
27d4fb96 2251
99abf803
PP
2252#define PERL_UCHAR_MIN ((unsigned char)0)
2253
2254#ifdef UCHAR_MAX
2255# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2256#else
99abf803
PP
2257# ifdef MAXUCHAR
2258# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2259# else
99abf803 2260# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
2261# endif
2262#endif
d460ef45 2263
99abf803
PP
2264/*
2265 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2266 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2267 * depending on local options. Until Configure detects this (or at least
2268 * detects whether the "signed" keyword is available) the CHAR ranges
2269 * will not be included. UCHAR functions normally.
2270 * - kja
2271 */
27d4fb96 2272
99abf803
PP
2273#define PERL_USHORT_MIN ((unsigned short)0)
2274
2275#ifdef USHORT_MAX
2276# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2277#else
99abf803
PP
2278# ifdef MAXUSHORT
2279# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2280# else
ef2f54b0
CB
2281# ifdef USHRT_MAX
2282# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2283# else
2284# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2285# endif
27d4fb96
PP
2286# endif
2287#endif
2288
27d4fb96 2289#ifdef SHORT_MAX
99abf803 2290# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2291#else
2292# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2293# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2294# else
ef2f54b0
CB
2295# ifdef SHRT_MAX
2296# define PERL_SHORT_MAX ((short)SHRT_MAX)
2297# else
2298# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2299# endif
27d4fb96
PP
2300# endif
2301#endif
2302
2303#ifdef SHORT_MIN
99abf803 2304# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2305#else
2306# ifdef MINSHORT
99abf803 2307# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2308# else
ef2f54b0
CB
2309# ifdef SHRT_MIN
2310# define PERL_SHORT_MIN ((short)SHRT_MIN)
2311# else
2312# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2313# endif
27d4fb96
PP
2314# endif
2315#endif
2316
99abf803
PP
2317#ifdef UINT_MAX
2318# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2319#else
99abf803
PP
2320# ifdef MAXUINT
2321# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2322# else
99abf803 2323# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2324# endif
2325#endif
2326
99abf803 2327#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2328
2329#ifdef INT_MAX
99abf803 2330# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2331#else
2332# ifdef MAXINT /* Often used in <values.h> */
99abf803 2333# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2334# else
99abf803 2335# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2336# endif
2337#endif
2338
2339#ifdef INT_MIN
99abf803 2340# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2341#else
2342# ifdef MININT
99abf803 2343# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2344# else
2345# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2346# endif
2347#endif
2348
99abf803
PP
2349#ifdef ULONG_MAX
2350# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2351#else
99abf803
PP
2352# ifdef MAXULONG
2353# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2354# else
99abf803 2355# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2356# endif
2357#endif
2358
99abf803 2359#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2360
760ac839 2361#ifdef LONG_MAX
99abf803 2362# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2363#else
2364# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2365# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2366# else
99abf803 2367# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2368# endif
2369#endif
2370
2371#ifdef LONG_MIN
99abf803 2372# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2373#else
2374# ifdef MINLONG
99abf803 2375# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2376# else
27d4fb96 2377# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2378# endif
2379#endif
2380
d7d93a81 2381#ifdef UV_IS_QUAD
99abf803 2382
99abf803 2383# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2384# define PERL_UQUAD_MIN ((UV)0)
99abf803 2385# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2386# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2387
79072805
LW
2388#endif
2389
830247a4 2390struct RExC_state_t;
8e11feef 2391struct _reg_trie_data;
880b20b6 2392
ee0007ab 2393typedef MEM_SIZE STRLEN;
450a55e4 2394
598921a7
NC
2395#ifdef PERL_MAD
2396typedef struct token TOKEN;
2397typedef struct madprop MADPROP;
2398typedef struct nexttoken NEXTTOKE;
2399#endif
79072805
LW
2400typedef struct op OP;
2401typedef struct cop COP;
2402typedef struct unop UNOP;
2403typedef struct binop BINOP;
2404typedef struct listop LISTOP;
2405typedef struct logop LOGOP;
79072805
LW
2406typedef struct pmop PMOP;
2407typedef struct svop SVOP;
7934575e 2408typedef struct padop PADOP;
79072805 2409typedef struct pvop PVOP;
79072805
LW
2410typedef struct loop LOOP;
2411
7aef8e5b 2412#ifdef PERL_CORE
8be227ab
FC
2413typedef struct opslab OPSLAB;
2414typedef struct opslot OPSLOT;
2415#endif
2416
52db365a 2417typedef struct block_hooks BHK;
1830b3d9 2418typedef struct custom_op XOP;
52db365a 2419
cd1541b2
NC
2420typedef struct interpreter PerlInterpreter;
2421
d2b3f365
SS
2422/* Amdahl's <ksync.h> has struct sv */
2423/* SGI's <sys/sema.h> has struct sv */
2424#if defined(UTS) || defined(__sgi)
2425# define STRUCT_SV perl_sv
b8d3c5db
JH
2426#else
2427# define STRUCT_SV sv
2428#endif
2429typedef struct STRUCT_SV SV;
79072805
LW
2430typedef struct av AV;
2431typedef struct hv HV;
2432typedef struct cv CV;
d2f13c59 2433typedef struct p5rx REGEXP;
79072805 2434typedef struct gp GP;
0c30d9ec 2435typedef struct gv GV;
8990e307 2436typedef struct io IO;
c09156bb 2437typedef struct context PERL_CONTEXT;
79072805
LW
2438typedef struct block BLOCK;
2439
2440typedef struct magic MAGIC;
2441typedef struct xpv XPV;
2442typedef struct xpviv XPVIV;
ff68c719 2443typedef struct xpvuv XPVUV;
79072805
LW
2444typedef struct xpvnv XPVNV;
2445typedef struct xpvmg XPVMG;
2446typedef struct xpvlv XPVLV;
2447typedef struct xpvav XPVAV;
2448typedef struct xpvhv XPVHV;
2449typedef struct xpvgv XPVGV;
2450typedef struct xpvcv XPVCV;
2451typedef struct xpvbm XPVBM;
2452typedef struct xpvfm XPVFM;
8990e307 2453typedef struct xpvio XPVIO;
79072805
LW
2454typedef struct mgvtbl MGVTBL;
2455typedef union any ANY;
5f7fde29
GS
2456typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2457typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2458typedef struct clone_params CLONE_PARAMS;
2459
378cc40b 2460#include "handy.h"
a0d0e21e 2461
6b8eaf93 2462#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2463# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2464# define USE_64_BIT_RAWIO /* implicit */
2465# endif
4564133c
JH
2466#endif
2467
6b8eaf93
JH
2468/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2469 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2470 * however, because operating systems like to do that themself. */
2471#ifndef FSEEKSIZE
2472# ifdef HAS_FSEEKO
2473# define FSEEKSIZE LSEEKSIZE
2474# else
2475# define FSEEKSIZE LONGSIZE
d460ef45 2476# endif
6b8eaf93
JH
2477#endif
2478
2479#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2480# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2481# define USE_64_BIT_STDIO /* implicit */
2482# endif
2483#endif
4564133c 2484
09458382 2485#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2486# ifdef HAS_OFF64_T
2487# undef Off_t
2488# define Off_t off64_t
2489# undef LSEEKSIZE
2490# define LSEEKSIZE 8
5ff3f7a4 2491# endif
d9b3e12d
JH
2492/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2493 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2494 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2495# if defined(USE_OPEN64)
2496# define open open64
5ff3f7a4 2497# endif
d9b3e12d
JH
2498# if defined(USE_LSEEK64)
2499# define lseek lseek64
6b8eaf93
JH
2500# else
2501# if defined(USE_LLSEEK)
2502# define lseek llseek
2503# endif
d9b3e12d
JH
2504# endif
2505# if defined(USE_STAT64)
2506# define stat stat64
2507# endif
2508# if defined(USE_FSTAT64)
2509# define fstat fstat64
2510# endif
2511# if defined(USE_LSTAT64)
2512# define lstat lstat64
2513# endif
2514# if defined(USE_FLOCK64)
2515# define flock flock64
2516# endif
2517# if defined(USE_LOCKF64)
2518# define lockf lockf64
2519# endif
2520# if defined(USE_FCNTL64)
2521# define fcntl fcntl64
2522# endif
2523# if defined(USE_TRUNCATE64)
2524# define truncate truncate64
2525# endif
2526# if defined(USE_FTRUNCATE64)
2527# define ftruncate ftruncate64
2528# endif
2529#endif
2530
2531#ifdef USE_64_BIT_STDIO
2532# ifdef HAS_FPOS64_T
2533# undef Fpos_t
2534# define Fpos_t fpos64_t
2535# endif
2536/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2537 * will trigger defines like the ones below. Some 64-bit environments,
2538 * however, do not. */
2539# if defined(USE_FOPEN64)
2540# define fopen fopen64
2541# endif
2542# if defined(USE_FSEEK64)
6b8eaf93 2543# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2544# endif
2545# if defined(USE_FTELL64)
6b8eaf93 2546# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2547# endif
2548# if defined(USE_FSETPOS64)
2549# define fsetpos fsetpos64
2550# endif
2551# if defined(USE_FGETPOS64)
2552# define fgetpos fgetpos64
2553# endif
2554# if defined(USE_TMPFILE64)
2555# define tmpfile tmpfile64
2556# endif
2557# if defined(USE_FREOPEN64)
2558# define freopen freopen64
5ff3f7a4
GS
2559# endif
2560#endif
2561
e37778c2 2562#if defined(OS2)
2c2d71f5
JH
2563# include "iperlsys.h"
2564#endif
2565
6f71a643 2566#if defined(__OPEN_VM)
19848b3f
JH
2567# include "vmesa/vmesaish.h"
2568# define ISHISH "vmesa"
6f71a643
JH
2569#endif
2570
748a9306 2571#ifdef DOSISH
19848b3f
JH
2572# if defined(OS2)
2573# include "os2ish.h"
2574# else
2575# include "dosish.h"
2576# endif
2577# define ISHISH "dos"
2578#endif
2579
2580#if defined(VMS)
748a9306 2581# include "vmsish.h"
19848b3f
JH
2582# define ISHISH "vms"
2583#endif
2584
2585#if defined(PLAN9)
2586# include "./plan9/plan9ish.h"
2587# define ISHISH "plan9"
2588#endif
2589
2590#if defined(MPE)
2591# include "mpeix/mpeixish.h"
2592# define ISHISH "mpeix"
2593#endif
2594
2595#if defined(__VOS__)
196918b0
PG
2596# ifdef __GNUC__
2597# include "./vos/vosish.h"
2598# else
2599# include "vos/vosish.h"
2600# endif
19848b3f
JH
2601# define ISHISH "vos"
2602#endif
2603
2604#if defined(EPOC)
2605# include "epocish.h"
2606# define ISHISH "epoc"
2607#endif
2608
9969cdde 2609#ifdef __SYMBIAN32__
27da23d5 2610# include "symbian/symbianish.h"
27da23d5
JH
2611# define ISHISH "symbian"
2612#endif
2613
19848b3f 2614
df00ff3b
IW
2615#if defined(__HAIKU__)
2616# include "haiku/haikuish.h"
2617# define ISHISH "haiku"
2618#elif defined(__BEOS__)
efca5cc6
JH
2619# include "beos/beosish.h"
2620# define ISHISH "beos"
2621#endif
2622
19848b3f
JH
2623#ifndef ISHISH
2624# include "unixish.h"
2625# define ISHISH "unix"
13b6e58c
JH
2626#endif
2627
2946a158
JH
2628/* NSIG logic from Configure --> */
2629/* Strange style to avoid deeply-nested #if/#else/#endif */
2630#ifndef NSIG
2631# ifdef _NSIG
2632# define NSIG (_NSIG)
2633# endif
2634#endif
2635
2636#ifndef NSIG
2637# ifdef SIGMAX
2638# define NSIG (SIGMAX+1)
2639# endif
2640#endif
2641
2642#ifndef NSIG
2643# ifdef SIG_MAX
2644# define NSIG (SIG_MAX+1)
2645# endif
2646#endif
2647
2648#ifndef NSIG
2649# ifdef _SIG_MAX
2650# define NSIG (_SIG_MAX+1)
2651# endif
2652#endif
2653
2654#ifndef NSIG
2655# ifdef MAXSIG
2656# define NSIG (MAXSIG+1)
2657# endif
2658#endif
2659
2660#ifndef NSIG
2661# ifdef MAX_SIG
2662# define NSIG (MAX_SIG+1)
2663# endif
2664#endif
2665
2666#ifndef NSIG
2667# ifdef SIGARRAYSIZE
2668# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2669# endif
2670#endif
2671
2672#ifndef NSIG
2673# ifdef _sys_nsig
2674# define NSIG (_sys_nsig) /* Solaris 2.5 */
2675# endif
2676#endif
2677
2678/* Default to some arbitrary number that's big enough to get most
2679 of the common signals.
2680*/
2681#ifndef NSIG
2682# define NSIG 50
2683#endif
2684/* <-- NSIG logic from Configure */
2685
13b6e58c
JH
2686#ifndef NO_ENVIRON_ARRAY
2687# define USE_ENVIRON_ARRAY
2688#endif
32f822de 2689
c77b533b
JH
2690/*
2691 * initialise to avoid floating-point exceptions from overflow, etc
2692 */
2693#ifndef PERL_FPU_INIT
2694# ifdef HAS_FPSETMASK
2695# if HAS_FLOATINGPOINT_H
2696# include <floatingpoint.h>
2697# endif
ad3a8c67
NC
2698/* Some operating systems have this as a macro, which in turn expands to a comma
2699 expression, and the last sub-expression is something that gets calculated,
2700 and then they have the gall to warn that a value computed is not used. Hence
2701 cast to void. */
2702# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2703# else
2f42fcb0 2704# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2705# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS
2706# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2707# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2708# else
2709# define PERL_FPU_INIT
2f42fcb0 2710
7014c407 2711# endif
c77b533b
JH
2712# endif
2713#endif
b35112e7
CS
2714#ifndef PERL_FPU_PRE_EXEC
2715# define PERL_FPU_PRE_EXEC {
2716# define PERL_FPU_POST_EXEC }
2717#endif
c77b533b 2718
cbec8ebe
DM
2719#ifndef PERL_SYS_INIT3_BODY
2720# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ
2721#endif
2722
eb533572
DM
2723/*
2724=for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2725Provides system-specific tune up of the C runtime environment necessary to
2726run Perl interpreters. This should be called only once, before creating
2727any Perl interpreters.
2728
2729=for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2730Provides system-specific tune up of the C runtime environment necessary to
2731run Perl interpreters. This should be called only once, before creating
2732any Perl interpreters.
2733
2734=for apidoc Am|void|PERL_SYS_TERM|
2735Provides system-specific clean up of the C runtime environment after
2736running Perl interpreters. This should be called only once, after
2737freeing any remaining Perl interpreters.
2738
2739=cut
2740 */
2741
cbec8ebe
DM
2742#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2743#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2744#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2745
be708cc0
JH
2746#ifndef PERL_WRITE_MSG_TO_CONSOLE
2747# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2748#endif
2749
0f31cffe
GS
2750#ifndef MAXPATHLEN
2751# ifdef PATH_MAX
b990c8b2
JH
2752# ifdef _POSIX_PATH_MAX
2753# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2754/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2755 * included the null byte or not. Later amendments of POSIX,
2756 * XPG4, the Austin Group, and the Single UNIX Specification
2757 * all explicitly include the null byte in the PATH_MAX.
2758 * Ditto for _POSIX_PATH_MAX. */
2759# define MAXPATHLEN PATH_MAX
b990c8b2 2760# else
09448d78 2761# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2762# endif
2763# else
2764# define MAXPATHLEN (PATH_MAX+1)
2765# endif
0f31cffe 2766# else
d552bce8 2767# define MAXPATHLEN 1024 /* Err on the large side. */
0f31cffe
GS
2768# endif
2769#endif
2770
c80263a8
SH
2771/* In case Configure was not used (we are using a "canned config"
2772 * such as Win32, or a cross-compilation setup, for example) try going
2773 * by the gcc major and minor versions. One useful URL is
2774 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2775 * but contrary to this information warn_unused_result seems
2776 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD
2777 * Also, when building extensions with an installed perl, this allows
2778 * the user to upgrade gcc and get the right attributes, rather than
2779 * relying on the list generated at Configure time. --AD
c80263a8
SH
2780 * Set these up now otherwise we get confused when some of the <*thread.h>
2781 * includes below indirectly pull in <perlio.h> (which needs to know if we
2782 * have HASATTRIBUTE_FORMAT).
2783 */
2784
4d7c7898 2785#ifndef PERL_MICRO
fc2007d4 2786#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS
2787# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2788# define HASATTRIBUTE_DEPRECATED
2789# endif
c80263a8
SH
2790# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2791# define HASATTRIBUTE_FORMAT
63cdf24b
SH
2792# if defined __MINGW32__
2793# define PRINTF_FORMAT_NULL_OK
2794# endif
c80263a8
SH
2795# endif
2796# if __GNUC__ >= 3 /* 3.0 -> */
2797# define HASATTRIBUTE_MALLOC
2798# endif
2799# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2800# define HASATTRIBUTE_NONNULL
2801# endif
2802# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2803# define HASATTRIBUTE_NORETURN
2804# endif
2805# if __GNUC__ >= 3 /* gcc 3.0 -> */
2806# define HASATTRIBUTE_PURE
2807# endif
42bf5550 2808# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH
2809# define HASATTRIBUTE_UNUSED
2810# endif
d324fe49
AD
2811# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2812# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2813# endif
c80263a8
SH
2814# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2815# define HASATTRIBUTE_WARN_UNUSED_RESULT
2816# endif
2817#endif
00f254e2 2818#endif /* #ifndef PERL_MICRO */
c80263a8 2819
3db8f154 2820/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2821 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2822 * this results in many functions being undeclared which bothers C++
2823 * May make sense to have threads after "*ish.h" anyway
2824 */
2825
3db8f154 2826#if defined(USE_ITHREADS)
2986a63f
JH
2827# ifdef NETWARE
2828# include <nw5thread.h>
2829# else
32f822de
GS
2830# ifdef FAKE_THREADS
2831# include "fakethr.h"
2832# else
2833# ifdef WIN32
2834# include <win32thread.h>
2835# else
dd96f567
IZ
2836# ifdef OS2
2837# include "os2thread.h"
2838# else
7f3d1cf1 2839# ifdef I_MACH_CTHREADS
bdd66968 2840# include <mach/cthreads.h>
8f1f23e8 2841# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2842# define MUTEX_INIT_CALLS_MALLOC
2843# endif
7f3d1cf1
BH
2844typedef cthread_t perl_os_thread;
2845typedef mutex_t perl_mutex;
2846typedef condition_t perl_cond;
2847typedef void * perl_key;
2848# else /* Posix threads */
1f5ae88c
JH
2849# ifdef I_PTHREAD
2850# include <pthread.h>
2851# endif
7f3d1cf1
BH
2852typedef pthread_t perl_os_thread;
2853typedef pthread_mutex_t perl_mutex;
2854typedef pthread_cond_t perl_cond;
2855typedef pthread_key_t perl_key;
2856# endif /* I_MACH_CTHREADS */
dd96f567 2857# endif /* OS2 */
32f822de
GS
2858# endif /* WIN32 */
2859# endif /* FAKE_THREADS */
2986a63f 2860#endif /* NETWARE */
3db8f154 2861#endif /* USE_ITHREADS */
c5be433b 2862
66a93824 2863#if defined(WIN32)
1feb2720 2864# include "win32.h"
c5be433b
GS
2865#endif
2866
2986a63f
JH
2867#ifdef NETWARE
2868# include "netware.h"
2869#endif
2870
e5218da5 2871#define STATUS_UNIX PL_statusvalue
68dc0745 2872#ifdef VMS
6b88bc9c 2873# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2874/*
2875 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2876 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM
2877 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2878 * be updated also.
2879 */
2880# include <stsdef.h>
2881# include <ssdef.h>
2882/* Presume this because if VMS changes it, it will require a new
2883 * set of APIs for waiting on children for binary compatibility.
2884 */
2885# define child_offset_bits (8)
2886# ifndef C_FAC_POSIX
2887# define C_FAC_POSIX 0x35A000
2888# endif
2889
2890/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2891 * platform from the existing UNIX or Native status values.
2892 */
2893
37038d91 2894# define STATUS_EXIT \
7a7fd8e0
JM
2895 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2896 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2897
7a7fd8e0 2898
fb38d079
JM
2899/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2900 * exit code and shifts the UNIX value over the correct number of bits to
2901 * be a child status. Usually the number of bits is 8, but that could be
2902 * platform dependent. The NATIVE status code is presumed to have either
2903 * from a child process.
7a7fd8e0
JM
2904 */
2905
fb38d079
JM
2906/* This is complicated. The child processes return a true native VMS
2907 status which must be saved. But there is an assumption in Perl that
2908 the UNIX child status has some relationship to errno values, so
00f254e2 2909 Perl tries to translate it to text in some of the tests.
fb38d079
JM
2910 In order to get the string translation correct, for the error, errno
2911 must be EVMSERR, but that generates a different text message
2912 than what the test programs are expecting. So an errno value must
2913 be derived from the native status value when an error occurs.
2914 That will hide the true native status message. With this version of
2915 perl, the true native child status can always be retrieved so that
2916 is not a problem. But in this case, Pl_statusvalue and errno may
2917 have different values in them.
2918 */
7a7fd8e0 2919
fb38d079 2920# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2921 STMT_START { \
2fbb330f
JM
2922 I32 evalue = (I32)n; \
2923 if (evalue == EVMSERR) { \
2924 PL_statusvalue_vms = vaxc$errno; \
2925 PL_statusvalue = evalue; \
7a7fd8e0 2926 } else { \
2fbb330f 2927 PL_statusvalue_vms = evalue; \
fb38d079 2928 if (evalue == -1) { \
3280af22 2929 PL_statusvalue = -1; \
7a7fd8e0
JM
2930 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2931 } else \
fb38d079 2932 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2933 set_vaxc_errno(evalue); \
fb38d079
JM
2934 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2935 set_errno(EVMSERR); \
2936 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2937 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2938 } \
68dc0745 2939 } STMT_END
7a7fd8e0 2940
68dc0745 2941# ifdef VMSISH_STATUS
e5218da5 2942# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2943# else
e5218da5 2944# define STATUS_CURRENT STATUS_UNIX
68dc0745 2945# endif
7a7fd8e0
JM
2946
2947 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2948 * the NATIVE status to an equivalent value. Can not be used to translate
2949 * exit code values as exit code values are not guaranteed to have any
2950 * relationship at all to errno values.
2951 * This is used when Perl is forcing errno to have a specific value.
2952 */
e5218da5 2953# define STATUS_UNIX_SET(n) \
68dc0745 2954 STMT_START { \
7a7fd8e0 2955 I32 evalue = (I32)n; \
0968cdad 2956 PL_statusvalue = evalue; \
3280af22 2957 if (PL_statusvalue != -1) { \
0968cdad
JM
2958 if (PL_statusvalue != EVMSERR) { \
2959 PL_statusvalue &= 0xFFFF; \
2960 if (MY_POSIX_EXIT) \
2961 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2962 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2963 } \
2964 else { \
2965 PL_statusvalue_vms = vaxc$errno; \
2966 } \
68dc0745 2967 } \
0968cdad
JM
2968 else PL_statusvalue_vms = SS$_ABORT; \
2969 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM
2970 } STMT_END
2971
2972 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM
2973 * the NATIVE error status based on it.
2974 *
2975 * When in the default mode to comply with the Perl VMS documentation,
2976 * 0 is a success and any other code sets the NATIVE status to a failure
2977 * code of SS$_ABORT.
fb38d079
JM
2978 *
2979 * In the new POSIX EXIT mode, native status will be set so that the
2980 * actual exit code will can be retrieved by the calling program or
2981 * shell.
2982 *
2983 * If the exit code is not clearly a UNIX parent or child exit status,
2984 * it will be passed through as a VMS status.
7a7fd8e0
JM
2985 */
2986
fb38d079 2987# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM
2988 STMT_START { \
2989 I32 evalue = (I32)n; \
2990 PL_statusvalue = evalue; \
e08e1e1d
JM
2991 if (MY_POSIX_EXIT) { \
2992 if (evalue <= 0xFF00) { \
2993 if (evalue > 0xFF) \
2994 evalue = (evalue >> child_offset_bits) & 0xFF; \
2995 PL_statusvalue_vms = \
2996 (C_FAC_POSIX | (evalue << 3 ) | \
2997 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2998 } else /* forgive them Perl, for they have sinned */ \
2999 PL_statusvalue_vms = evalue; \
3000 } else { \
3001 if (evalue == 0) \
3002 PL_statusvalue_vms = SS$_NORMAL; \
3003 else if (evalue <= 0xFF00) \
3004 PL_statusvalue_vms = SS$_ABORT; \
3005 else { /* forgive them Perl, for they have sinned */ \
3006 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3007 else PL_statusvalue_vms = vaxc$errno; \
3008 /* And obviously used a VMS status value instead of UNIX */ \
3009 PL_statusvalue = EVMSERR; \
3010 } \
3011 set_vaxc_errno(PL_statusvalue_vms); \
3012 } \
68dc0745 3013 } STMT_END
fb38d079 3014
e08e1e1d 3015
6ac6a52b
JM
3016 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3017 * and sets the NATIVE error status based on it. This special case
3018 * is needed to maintain compatibility with past VMS behavior.
3019 *
3020 * In the default mode on VMS, this number is passed through as
3021 * both the NATIVE and UNIX status. Which makes it different
3022 * that the STATUS_UNIX_EXIT_SET.
3023 *
3024 * In the new POSIX EXIT mode, native status will be set so that the
3025 * actual exit code will can be retrieved by the calling program or
3026 * shell.
3027 *
1a3aec58
JM
3028 * A POSIX exit code is from 0 to 255. If the exit code is higher
3029 * than this, it needs to be assumed that it is a VMS exit code and
3030 * passed through.
6ac6a52b
JM
3031 */
3032
3033# define STATUS_EXIT_SET(n) \
3034 STMT_START { \
3035 I32 evalue = (I32)n; \
3036 PL_statusvalue = evalue; \
3037 if (MY_POSIX_EXIT) \
1a3aec58
JM
3038 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3039 PL_statusvalue_vms = \
3040 (C_FAC_POSIX | (evalue << 3 ) | \
3041 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM
3042 else \
3043 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3044 set_vaxc_errno(PL_statusvalue_vms); \
3045 } STMT_END
3046
fb38d079
JM
3047
3048 /* This macro forces a success status */
7a7fd8e0
JM
3049# define STATUS_ALL_SUCCESS \
3050 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM
3051
3052 /* This macro forces a failure status */
7a7fd8e0
JM
3053# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3054 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3055 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3056
68dc0745 3057#else
e5218da5 3058# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3059# if defined(WCOREDUMP)
37038d91 3060# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3061 STMT_START { \
3062 PL_statusvalue_posix = (n); \
3063 if (PL_statusvalue_posix == -1) \
3064 PL_statusvalue = -1; \
3065 else { \
3066 PL_statusvalue = \
3067 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3068 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3069 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3070 } \
3071 } STMT_END
3072# elif defined(WIFEXITED)
37038d91 3073# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3074 STMT_START { \
3075 PL_statusvalue_posix = (n); \
3076 if (PL_statusvalue_posix == -1) \
3077 PL_statusvalue = -1; \
3078 else { \
3079 PL_statusvalue = \
3080 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3081 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3082 } \
3083 } STMT_END
3084# else
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 PL_statusvalue_posix & 0xFFFF; \
3093 } \
3094 } STMT_END
3095# endif
3096# define STATUS_UNIX_SET(n) \
68dc0745 3097 STMT_START { \
3280af22
NIS
3098 PL_statusvalue = (n); \
3099 if (PL_statusvalue != -1) \
3100 PL_statusvalue &= 0xFFFF; \
68dc0745 3101 } STMT_END
7a7fd8e0 3102# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3103# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3104# define STATUS_CURRENT STATUS_UNIX
37038d91 3105# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
3106# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3107# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
3108#endif
3109
cc3604b1
GS
3110/* flags in PL_exit_flags for nature of exit() */
3111#define PERL_EXIT_EXPECTED 0x01
31d77e54 3112#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3113
b79b76e0 3114#ifndef PERL_CORE
a7cb1f99 3115/* format to use for version numbers in file/directory names */
273cf8d1 3116/* XXX move to Configure? */
b79b76e0
NC
3117/* This was only ever used for the current version, and that can be done at
3118 compile time, as PERL_FS_VERSION, so should we just delete it? */
3119# ifndef PERL_FS_VER_FMT
3120# define PERL_FS_VER_FMT "%d.%d.%d"
3121# endif
3122#endif
3123
3124#ifndef PERL_FS_VERSION
3125# define PERL_FS_VERSION PERL_VERSION_STRING
0b94c7bb
GS
3126#endif
3127
45bc9206 3128/* This defines a way to flush all output buffers. This may be a
76549fef
JH
3129 * performance issue, so we allow people to disable it. Also, if
3130 * we are using stdio, there are broken implementations of fflush(NULL)
3131 * out there, Solaris being the most prominent.
45bc9206
GS
3132 */
3133#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 3134# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 3135# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
3136# else
3137# ifdef FFLUSH_ALL
3138# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 3139# else
c5be433b 3140# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 3141# endif
66fe083f 3142# endif
45bc9206
GS
3143#endif
3144
7766f137
GS
3145#ifndef PERL_WAIT_FOR_CHILDREN
3146# define PERL_WAIT_FOR_CHILDREN NOOP
3147#endif
3148
ba869deb 3149/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
3150#ifndef PERL_SET_INTERP
3151# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3152#endif
3153
3154#ifndef PERL_GET_INTERP
3155# define PERL_GET_INTERP (PL_curinterp)
3156#endif
3157
54aff467 3158#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 3159# ifdef MULTIPLICITY
ba869deb 3160# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 3161# endif
ba869deb
GS
3162# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3163#endif
3164
00f254e2 3165/*
8896765a 3166 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 3167 All that is required is that the perl source does not
00f254e2
KW
3168 use "%-p" or "%-<number>p" or "%<number>p" formats.
3169 These formats will still work in perl code.
486ec47a 3170 See comments in sv.c for further details.
8896765a 3171
8896765a 3172 Robin Barker 2005-07-14
f46d31f2 3173
00f254e2 3174 No longer use %1p for VDf = %vd. RMB 2007-10-19
0dbb1585 3175*/
8896765a
RB
3176
3177#ifndef SVf_
63ce7bf0 3178# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
3179#endif
3180
8896765a 3181#ifndef SVf
104abab4 3182# define SVf "-p"
d2560b70
RB
3183#endif
3184
014ead4b 3185#ifndef SVf32
8896765a 3186# define SVf32 SVf_(32)
014ead4b
RB
3187#endif
3188
3189#ifndef SVf256
8896765a
RB
3190# define SVf256 SVf_(256)
3191#endif
3192
be2597df
MHM
3193#define SVfARG(p) ((void*)(p))
3194
20023040
FC
3195#ifndef HEKf
3196# define HEKf "2p"
3197#endif
3198
b8fa5213
FC
3199/* Not ideal, but we cannot easily include a number in an already-numeric
3200 * format sequence. */
3201#ifndef HEKf256
3202# define HEKf256 "3p"
3203#endif
3204
20023040
FC
3205#define HEKfARG(p) ((void*)(p))
3206
f46d31f2 3207#ifdef PERL_CORE
486ec47a 3208/* not used; but needed for backward compatibility with XS code? - RMB */
f46d31f2
RB
3209# undef VDf
3210#else
3211# ifndef VDf
8896765a
RB
3212# define VDf "vd"
3213# endif
014ead4b 3214#endif
170cd9e9
NC
3215
3216#ifdef PERL_CORE
486ec47a 3217/* not used; but needed for backward compatibility with XS code? - RMB */
7776bb98
RB
3218# undef UVf
3219#else
170cd9e9
NC
3220# ifndef UVf
3221# define UVf UVuf
3222# endif
d2560b70
RB
3223#endif
3224
fcdf39cf
RGS
3225#ifdef HASATTRIBUTE_DEPRECATED
3226# define __attribute__deprecated__ __attribute__((deprecated))
3227#endif
0dbb1585
AL
3228#ifdef HASATTRIBUTE_FORMAT
3229# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3230#endif
3231#ifdef HASATTRIBUTE_MALLOC
77785eea 3232# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3233#endif
0dbb1585 3234#ifdef HASATTRIBUTE_NONNULL
abb2c242 3235# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3236#endif
0dbb1585 3237#ifdef HASATTRIBUTE_NORETURN
abb2c242 3238# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3239#endif
0dbb1585 3240#ifdef HASATTRIBUTE_PURE
abb2c242 3241# define __attribute__pure__ __attribute__((pure))
f22be1b8 3242#endif
0dbb1585
AL
3243#ifdef HASATTRIBUTE_UNUSED
3244# define __attribute__unused__ __attribute__((unused))
3245#endif
3246#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3247# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
3248#endif
3249
0dbb1585 3250/* If we haven't defined the attributes yet, define them to blank. */
fcdf39cf
RGS
3251#ifndef __attribute__deprecated__
3252# define __attribute__deprecated__
3253#endif
0dbb1585
AL
3254#ifndef __attribute__format__
3255# define __attribute__format__(x,y,z)
3256#endif
f22be1b8 3257#ifndef __attribute__malloc__
abb2c242 3258# define __attribute__malloc__
f22be1b8
JH
3259#endif
3260#ifndef __attribute__nonnull__
abb2c242 3261# define __attribute__nonnull__(a)
f22be1b8
JH
3262#endif
3263#ifndef __attribute__noreturn__
abb2c242 3264# define __attribute__noreturn__
f22be1b8
JH
3265#endif
3266#ifndef __attribute__pure__
abb2c242 3267# define __attribute__pure__
f22be1b8 3268#endif
0dbb1585
AL
3269#ifndef __attribute__unused__
3270# define __attribute__unused__
3271#endif
f22be1b8 3272#ifndef __attribute__warn_unused_result__
abb2c242
JH
3273# define __attribute__warn_unused_result__
3274#endif
3275
0dbb1585
AL
3276/* For functions that are marked as __attribute__noreturn__, it's not
3277 appropriate to call return. In either case, include the lint directive.
3278 */
3279#ifdef HASATTRIBUTE_NORETURN
118e2215 3280# define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
0dbb1585 3281#else
118e2215 3282# define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
abb2c242
JH
3283#endif
3284
cdfeb707
RB
3285/* Some OS warn on NULL format to printf */
3286#ifdef PRINTF_FORMAT_NULL_OK
3287# define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3288#else
00f254e2 3289# define __attribute__format__null_ok__(x,y,z)
cdfeb707
RB
3290#endif
3291
635aebb7 3292#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL
3293# define EXPECT(expr,val) __builtin_expect(expr,val)
3294#else
3295# define EXPECT(expr,val) (expr)
3296#endif
3297#define LIKELY(cond) EXPECT(cond,1)
3298#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL
3299#ifdef HAS_BUILTIN_CHOOSE_EXPR
3300/* placeholder */
3301#endif
b37c2d43 3302
3fc1aec6
PP
3303/* Some unistd.h's give a prototype for pause() even though
3304 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3305 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
3306*/
3307#ifdef HAS_PAUSE
3308#define Pause pause
3309#else
3310#define Pause() sleep((32767<<16)+32767)
748a9306
LW
3311#endif
3312
3313#ifndef IOCPARM_LEN
3314# ifdef IOCPARM_MASK
61f1c44b 3315 /* on BSDish systems we're safe */
748a9306
LW
3316# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3317# else
61f1c44b 3318# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA
3319 /* on Linux systems we're safe; except when we're not [perl #38223] */
3320# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3321# else
748a9306 3322 /* otherwise guess at what's safe */
61f1c44b
JVD
3323# define IOCPARM_LEN(x) 256
3324# endif
748a9306 3325# endif
a0d0e21e
LW
3326#endif
3327
1761cee5 3328#if defined(__CYGWIN__)
521e0776
GS
3329/* USEMYBINMODE
3330 * This symbol, if defined, indicates that the program should
16fe6d59 3331 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
3332 * that a file is in "binary" mode -- that is, that no translation
3333 * of bytes occurs on read or write operations.
3334 */
36894f0b 3335# define USEMYBINMODE /**/
77a40698 3336# include <io.h> /* for setmode() prototype */
16fe6d59 3337# define my_binmode(fp, iotype, mode) \
77a40698 3338 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
3339#endif
3340
88d10794
JH
3341#ifdef __CYGWIN__
3342void init_os_extras(void);
3343#endif
3344
cea2e8a9
GS
3345#ifdef UNION_ANY_DEFINITION
3346UNION_ANY_DEFINITION;
3347#else
3348union any {
3349 void* any_ptr;
3350 I32 any_i32;
3351 IV any_iv;
c6bf6a65 3352 UV any_uv;
cea2e8a9 3353 long any_long;
9febdf04 3354 bool any_bool;
c76ac1ee 3355 void (*any_dptr) (void*);
acfe0abc 3356 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
3357};
3358#endif
3359
acfe0abc 3360typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
3361
3362#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
5486870f
DM
3363#define FILTER_DATA(idx) \
3364 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3365#define FILTER_ISREADER(idx) \
3366 (PL_parser && PL_parser->rsfp_filters \
3367 && idx >= AvFILLp(PL_parser->rsfp_filters))
3368#define PERL_FILTER_EXISTS(i) \
3369 (PL_parser && PL_parser->rsfp_filters \
3370 && (i) <= av_len(PL_parser->rsfp_filters))
cea2e8a9 3371
c5078cac
JH
3372#if defined(_AIX) && !defined(_AIX43)
3373#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3374/* We cannot include <crypt.h> to get the struct crypt_data
3375 * because of setkey prototype problems when threading */
3376typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3377 /* From OSF, Not needed in AIX
3378 char C[28], D[28];
3379 */
3380 char E[48];
3381 char KS[16][48];
3382 char block[66];
3383 char iobuf[16];
3384} CRYPTD;
3385#endif /* threading */
3386#endif /* AIX */
3387
e37778c2 3388#if !defined(OS2)
2c2d71f5
JH
3389# include "iperlsys.h"
3390#endif
504f80c1 3391
9c12f1e5 3392#ifdef __LIBCATAMOUNT__
00f254e2 3393#undef HAS_PASSWD /* unixish.h but not unixish enough. */
9c12f1e5
RGS
3394#undef HAS_GROUP
3395#define FAKE_BIT_BUCKET
3396#endif
3397
d10dc2ae
JH
3398/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3399 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3400 * defined by Configure, despite their names being similar to the
3401 * other defines like USE_ITHREADS. Configure in fact knows nothing
3402 * about the randomised hashes. Therefore to enable/disable the hash
3403 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3404#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3405# define USE_HASH_SEED
504f80c1
JH
3406#endif
3407
598921a7
NC
3408/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3409 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3410 * it's not really needed.
3411 */
3412#if defined(WIN32)
3413# define YYTOKENTYPE
3414#endif
3415#include "perly.h"
3416
3417#ifdef PERL_MAD
3418struct nexttoken {
3419 YYSTYPE next_val; /* value of next token, if any */
3420 I32 next_type; /* type of next token */
3421 MADPROP *next_mad; /* everything else about that token */
3422};
3423#endif
3424
654eccd5
JD
3425/* macros to define bit-fields in structs. */
3426#ifndef PERL_BITFIELD8
3427# define PERL_BITFIELD8 unsigned
3428#endif
3429#ifndef PERL_BITFIELD16
3430# define PERL_BITFIELD16 unsigned
3431#endif
3432#ifndef PERL_BITFIELD32
3433# define PERL_BITFIELD32 unsigned
3434#endif
3435
79072805 3436#include "sv.h"
288b8c02 3437#include "regexp.h"
378cc40b 3438#include "util.h"
8d063cd8 3439#include "form.h"
79072805 3440#include "gv.h"
dd2155a4 3441#include "pad.h"
79072805 3442#include "cv.h"
abdd5c84 3443#include "opnames.h"
79072805 3444#include "op.h"
b3ca2e83 3445#include "hv.h"
79072805
LW
3446#include "cop.h"
3447#include "av.h"
79072805
LW
3448#include "mg.h"
3449#include "scope.h"
4438c4b7 3450#include "warnings.h"
a0ed51b3 3451#include "utf8.h"
8d063cd8 3452
0d7d409d
DM
3453/* these would be in doio.h if there was such a file */
3454#define my_stat() my_stat_flags(SV_GMAGIC)
3455#define my_lstat() my_lstat_flags(SV_GMAGIC)
3456
20f4945e 3457/* defined in sv.c, but also used in [ach]v.c */
20f4945e
MHM
3458#undef _XPV_HEAD
3459#undef _XPVMG_HEAD
3460#undef _XPVCV_COMMON
7fae4e64
GS
3461
3462typedef struct _sublex_info SUBLEXINFO;
3463struct _sublex_info {
651b5b28
NC
3464 U8 super_state; /* lexer state to save */
3465 U16 sub_inwhat; /* "lex_inwhat" to use */
7fae4e64 3466 OP *sub_op; /* "lex_op" to use */
f06b5848
DM
3467 char *super_bufptr; /* PL_parser->bufptr that was */
3468 char *super_bufend; /* PL_parser->bufend that was */
9da1dd8f 3469 char *re_eval_start;/* start of "(?{..." text */
7fae4e64
GS
3470};
3471
199e78b7
DM
3472#include "parser.h"
3473
455ece5e 3474typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3475
2c2d71f5 3476struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3477struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3478
5f7fde29
GS
3479struct ptr_tbl_ent {
3480 struct ptr_tbl_ent* next;
53c1dcc0 3481 const void* oldval;
5f7fde29 3482 void* newval;
d18c6117
GS
3483};
3484
5f7fde29
GS
3485struct ptr_tbl {
3486 struct ptr_tbl_ent** tbl_ary;
3487 UV tbl_max;
3488 UV tbl_items;
db93c0c4
NC
3489 struct ptr_tbl_arena *tbl_arena;
3490 struct ptr_tbl_ent *tbl_arena_next;
3491 struct ptr_tbl_ent *tbl_arena_end;
d18c6117
GS
3492};
3493
fe14fcc3
LW
3494#if defined(htonl) && !defined(HAS_HTONL)
3495#define HAS_HTONL
ae986130 3496#endif
fe14fcc3
LW
3497#if defined(htons) && !defined(HAS_HTONS)
3498#define HAS_HTONS
ae986130 3499#endif
fe14fcc3
LW
3500#if defined(ntohl) && !defined(HAS_NTOHL)
3501#define HAS_NTOHL
ae986130 3502#endif
fe14fcc3
LW
3503#if defined(ntohs) && !defined(HAS_NTOHS)
3504#define HAS_NTOHS
ae986130 3505#endif
fe14fcc3 3506#ifndef HAS_HTONL
d9d8d8de 3507#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3508#define HAS_HTONS
3509#define HAS_HTONL
3510#define HAS_NTOHS
3511#define HAS_NTOHL
a687059c
LW
3512#define MYSWAP
3513#define htons my_swap
3514#define htonl my_htonl
3515#define ntohs my_swap
3516#define ntohl my_ntohl
3517#endif
3518#else
d9d8d8de 3519#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3520#undef HAS_HTONS
3521#undef HAS_HTONL
3522#undef HAS_NTOHS
3523#undef HAS_NTOHL
a687059c
LW
3524#endif
3525#endif
3526
988174c1
LW
3527/*
3528 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3529 * -DWS
3530 */
3531#if BYTEORDER != 0x1234
3532# define HAS_VTOHL
3533# define HAS_VTOHS
3534# define HAS_HTOVL
3535# define HAS_HTOVS
c67712b2 3536# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3537# define vtohl(x) ((((x)&0xFF)<<24) \
3538 +(((x)>>24)&0xFF) \
3539 +(((x)&0x0000FF00)<<8) \
3540 +(((x)&0x00FF0000)>>8) )
3541# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3542# define htovl(x) vtohl(x)
3543# define htovs(x) vtohs(x)
3544# endif
3545 /* otherwise default to functions in util.c */
2a8c3029 3546#ifndef htovs
c623ac67
GS
3547short htovs(short n);
3548short vtohs(short n);
3549long htovl(long n);
3550long vtohl(long n);
988174c1 3551#endif
2a8c3029 3552#endif
988174c1 3553
3bb7c1b4
JH
3554/* *MAX Plus 1. A floating point value.
3555 Hopefully expressed in a way that dodgy floating point can't mess up.
3556 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3557 is added to it
3558 May find that some broken compiler will want the value cast to I32.
3559 [after the shift, as signed >> may not be as secure as unsigned >>]
3560*/
3561#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3562#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3563/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3564 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3565 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3566*/
3567#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3568
3bb7c1b4
JH
3569#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3570#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3571#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3572
3573/* This may look like unnecessary jumping through hoops, but converting
3574 out of range floating point values to integers *is* undefined behaviour,
3575 and it is starting to bite.
3576*/
3577#ifndef CAST_INLINE
65202027 3578#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3579#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3580#define I_V(what) (cast_iv((NV)(what)))
3581#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3582#else
3583#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3584 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3585 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3586#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3587 : ((n) < U32_MAX_P1 ? (U32) (n) \
3588 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3589#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3590 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3591 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3592#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3593 : ((n) < UV_MAX_P1 ? (UV) (n) \
3594 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3595#endif
3596
3597#define U_S(what) ((U16)U_32(what))
3598#define U_I(what) ((unsigned int)U_32(what))
3599#define U_L(what) U_32(what)
ed6116ce 3600
ed140128
AD
3601#ifdef HAS_SIGNBIT
3602# define Perl_signbit signbit
3603#endif
3604
2d4389e4
JH
3605/* These do not care about the fractional part, only about the range. */
3606#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3607#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3608
25da4f38
IZ
3609/* Used with UV/IV arguments: */
3610 /* XXXX: need to speed it up */
3611#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3612#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3613
352d5a3a
LW
3614#ifndef MAXSYSFD
3615# define MAXSYSFD 2
3616#endif
ee0007ab 3617
79072805 3618#ifndef __cplusplus
27da23d5 3619#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3620Uid_t getuid (void);
3621Uid_t geteuid (void);
3622Gid_t getgid (void);
3623Gid_t getegid (void);
79072805 3624#endif
e1caacb4 3625#endif
8d063cd8 3626
0c30d9ec 3627#ifndef Perl_debug_log
bf49b057
GS
3628# define Perl_debug_log PerlIO_stderr()
3629#endif
3630
3631#ifndef Perl_error_log
3632# define Perl_error_log (PL_stderrgv \
6b78add2 3633 && isGV(PL_stderrgv) \
01bb7c6d 3634 && GvIOp(PL_stderrgv) \
42de951c 3635 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3636 ? IoOFP(GvIOp(PL_stderrgv)) \
3637 : PerlIO_stderr())
0c30d9ec 3638#endif
3967c732 3639
aea4f609
DM
3640
3641#define DEBUG_p_FLAG 0x00000001 /* 1 */
3642#define DEBUG_s_FLAG 0x00000002 /* 2 */
3643#define DEBUG_l_FLAG 0x00000004 /* 4 */
3644#define DEBUG_t_FLAG 0x00000008 /* 8 */
3645#define DEBUG_o_FLAG 0x00000010 /* 16 */
3646#define DEBUG_c_FLAG 0x00000020 /* 32 */
3647#define DEBUG_P_FLAG 0x00000040 /* 64 */
3648#define DEBUG_m_FLAG 0x00000080 /* 128 */
3649#define DEBUG_f_FLAG 0x00000100 /* 256 */
3650#define DEBUG_r_FLAG 0x00000200 /* 512 */
3651#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3652#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC
3653/* U is reserved for Unofficial, exploratory hacking */
3654#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM
3655#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3656#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3657#define DEBUG_D_FLAG 0x00008000 /* 32768 */
56967202 3658#define DEBUG_S_FLAG 0x00010000 /* 65536 */
aea4f609 3659#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3660#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3661#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3662#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3663#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3664#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3665#define DEBUG_q_FLAG 0x00800000 /*8388608 */
cc8773c0
CS
3666#define DEBUG_M_FLAG 0x01000000 /*16777216*/
3667#define DEBUG_B_FLAG 0x02000000 /*33554432*/
56967202 3668#define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
aea4f609
DM
3669
3670#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3671#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3672 that something was done? */
aea4f609 3673
bd16a5f0
IZ
3674# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3675# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3676# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3677# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3678# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3679# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3680# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3681# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3682# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3683# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3684# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3685# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3686# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ
3687# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3688# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3689# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
56967202 3690# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
bd16a5f0
IZ
3691# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3692# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3693# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3694# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3695# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3696# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3697# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
d7c0d282 3698# define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
cc8773c0 3699# define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
dd2155a4 3700# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
7949c6f5 3701# define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
ad9e76a8 3702# define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3703
3967c732 3704#ifdef DEBUGGING
aea4f609 3705
bd16a5f0
IZ
3706# define DEBUG_p_TEST DEBUG_p_TEST_
3707# define DEBUG_s_TEST DEBUG_s_TEST_
3708# define DEBUG_l_TEST DEBUG_l_TEST_
3709# define DEBUG_t_TEST DEBUG_t_TEST_
3710# define DEBUG_o_TEST DEBUG_o_TEST_
3711# define DEBUG_c_TEST DEBUG_c_TEST_
3712# define DEBUG_P_TEST DEBUG_P_TEST_
3713# define DEBUG_m_TEST DEBUG_m_TEST_
3714# define DEBUG_f_TEST DEBUG_f_TEST_
3715# define DEBUG_r_TEST DEBUG_r_TEST_
3716# define DEBUG_x_TEST DEBUG_x_TEST_
3717# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3718# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ
3719# define DEBUG_H_TEST DEBUG_H_TEST_
3720# define DEBUG_X_TEST DEBUG_X_TEST_
3721# define DEBUG_D_TEST DEBUG_D_TEST_
56967202 3722# define DEBUG_S_TEST DEBUG_S_TEST_
bd16a5f0
IZ
3723# define DEBUG_T_TEST DEBUG_T_TEST_
3724# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3725# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3726# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3727# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3728# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3729# define DEBUG_q_TEST DEBUG_q_TEST_
d7c0d282 3730# define DEBUG_M_TEST DEBUG_M_TEST_
cc8773c0 3731# define DEBUG_B_TEST DEBUG_B_TEST_
7949c6f5
JC
3732# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3733# define DEBUG_Uv_TEST DEBUG_Uv_TEST_
ad9e76a8 3734# define DEBUG_Pv_TEST DEBUG_Pv_TEST_
aea4f609 3735
488b0c7a
JH
3736# define PERL_DEB(a) a
3737# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3738# define DEBUG_p(a) if (DEBUG_p_TEST) a
3739# define DEBUG_s(a) if (DEBUG_s_TEST) a
3740# define DEBUG_l(a) if (DEBUG_l_TEST) a
3741# define DEBUG_t(a) if (DEBUG_t_TEST) a
3742# define DEBUG_o(a) if (DEBUG_o_TEST) a
3743# define DEBUG_c(a) if (DEBUG_c_TEST) a
3744# define DEBUG_P(a) if (DEBUG_P_TEST) a
3745
969058bb
VK
3746 /* Temporarily turn off memory debugging in case the a
3747 * does memory allocation, either directly or indirectly. */
acfe0abc 3748# define DEBUG_m(a) \
0b250b9e 3749 STMT_START { \
aea4f609 3750 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3751 } STMT_END
aea4f609 3752
5f80b19c
AMS
3753# define DEBUG__(t, a) \
3754 STMT_START { \
3755 if (t) STMT_START {a;} STMT_END; \
3756 } STMT_END
3757
3758# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3759#ifndef PERL_EXT_RE_BUILD
5f80b19c 3760# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO
3761#else
3762# define DEBUG_r(a) STMT_START {a;} STMT_END
3763#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS
3764# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3765# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3766# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS
3767# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3768# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3769# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
7949c6f5
JC
3770# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3771# define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
ad9e76a8 3772# define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
aea4f609 3773
56967202 3774# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
5f80b19c
AMS
3775# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3776# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3777# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3778# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC
3779# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3780# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
d7c0d282 3781# define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
cc8773c0 3782# define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
aea4f609
DM
3783
3784#else /* DEBUGGING */
3785
3786# define DEBUG_p_TEST (0)
3787# define DEBUG_s_TEST (0)
3788# define DEBUG_l_TEST (0)
3789# define DEBUG_t_TEST (0)
3790# define DEBUG_o_TEST (