This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
replace many SvTYPE assertions with lookup tables
[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
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51#ifdef PERL_IMPLICIT_SYS
52/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
54 */
55# ifndef PL_OP_SLAB_ALLOC
56# define PL_OP_SLAB_ALLOC
57# endif
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58#endif
59
6f4183fe 60#ifdef USE_ITHREADS
acfe0abc 61# if !defined(MULTIPLICITY)
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62# define MULTIPLICITY
63# endif
64#endif
65
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66#ifdef PERL_GLOBAL_STRUCT_PRIVATE
67# ifndef PERL_GLOBAL_STRUCT
68# define PERL_GLOBAL_STRUCT
69# endif
70#endif
97aff369 71
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72#ifdef PERL_GLOBAL_STRUCT
73# ifndef MULTIPLICITY
74# define MULTIPLICITY
75# endif
76#endif
77
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78#ifdef MULTIPLICITY
79# ifndef PERL_IMPLICIT_CONTEXT
80# define PERL_IMPLICIT_CONTEXT
81# endif
82#endif
83
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84/* undef WIN32 when building on Cygwin (for libwin32) - gph */
85#ifdef __CYGWIN__
86# undef WIN32
87# undef _WIN32
88#endif
89
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90#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
91# ifndef SYMBIAN
92# define SYMBIAN
93# endif
94#endif
95
a0fd4948 96#ifdef __SYMBIAN32__
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97# include "symbian/symbian_proto.h"
98#endif
99
100/* Any stack-challenged places. The limit varies (and often
101 * is configurable), but using more than a kilobyte of stack
102 * is usually dubious in these systems. */
a0fd4948 103#if defined(EPOC) || defined(__SYMBIAN32__)
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104/* EPOC/Symbian: need to work around the SDK features. *
105 * On WINS: MS VC5 generates calls to _chkstk, *
106 * if a "large" stack frame is allocated. *
107 * gcc on MARM does not generate calls like these. */
108# define USE_HEAP_INSTEAD_OF_STACK
109#endif
110
111#/* Use the reentrant APIs like localtime_r and getpwent_r */
10bc17b6 112/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
6239f2da 113#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
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114# define USE_REENTRANT_API
115#endif
116
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117/* <--- here ends the logic shared by perl.h and makedef.pl */
118
af28e889 119/*
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120 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
121 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
af28e889
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122 * __bsdi__ for BSD/OS
123 */
6239f2da 124#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
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125# ifndef BSDish
126# define BSDish
127# endif
128#endif
129
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130#undef START_EXTERN_C
131#undef END_EXTERN_C
132#undef EXTERN_C
133#ifdef __cplusplus
134# define START_EXTERN_C extern "C" {
135# define END_EXTERN_C }
136# define EXTERN_C extern "C"
137#else
138# define START_EXTERN_C
139# define END_EXTERN_C
140# define EXTERN_C extern
141#endif
142
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143/* Fallback definitions in case we don't have definitions from config.h.
144 This should only matter for systems that don't use Configure and
145 haven't been modified to define PERL_STATIC_INLINE yet.
146*/
147#if !defined(PERL_STATIC_INLINE)
148# ifdef HAS_STATIC_INLINE
149# define PERL_STATIC_INLINE static inline
150# else
151# define PERL_STATIC_INLINE static
152# endif
153#endif
154
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155#ifdef PERL_GLOBAL_STRUCT
156# ifndef PERL_GET_VARS
157# ifdef PERL_GLOBAL_STRUCT_PRIVATE
cf5a8da6 158 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
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159# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
160# ifndef PERLIO_FUNCS_CONST
161# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
162# endif
163# else
164# define PERL_GET_VARS() PL_VarsPtr
165# endif
166# endif
167#endif
168
7a89be66 169#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
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170
171#ifdef PERL_GLOBAL_STRUCT
172# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
173#else
174# define dVAR dNOOP
175#endif
176
c5be433b 177#ifdef PERL_IMPLICIT_CONTEXT
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178# ifndef MULTIPLICITY
179# define MULTIPLICITY
c5be433b 180# endif
e8dda941 181# define tTHX PerlInterpreter*
5ba4cab2 182# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 183# define aTHX my_perl
27da23d5 184# ifdef PERL_GLOBAL_STRUCT
e8dda941 185# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 186# else
e8dda941 187# define dTHXa(a) pTHX = (tTHX)a
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188# endif
189# ifdef PERL_GLOBAL_STRUCT
190# define dTHX dVAR; pTHX = PERL_GET_THX
191# else
192# define dTHX pTHX = PERL_GET_THX
193# endif
c5be433b 194# define pTHX_ pTHX,
c5be433b 195# define aTHX_ aTHX,
4373e329 196# define pTHX_1 2
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197# define pTHX_2 3
198# define pTHX_3 4
199# define pTHX_4 5
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200# define pTHX_5 6
201# define pTHX_6 7
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202# define pTHX_7 8
203# define pTHX_8 9
204# define pTHX_9 10
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205# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
206# define PERL_TRACK_MEMPOOL
207# endif
208#else
209# undef PERL_TRACK_MEMPOOL
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210#endif
211
76e3520e 212#define STATIC static
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213
214#ifndef PERL_CORE
215/* Do not use these macros. They were part of PERL_OBJECT, which was an
216 * implementation of multiplicity using C++ objects. They have been left
217 * here solely for the sake of XS code which has incorrectly
218 * cargo-culted them.
219 */
76e3520e 220#define CPERLscope(x) x
565764a8 221#define CPERLarg void
76e3520e 222#define CPERLarg_
e3b8966e 223#define _CPERLarg
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224#define PERL_OBJECT_THIS
225#define _PERL_OBJECT_THIS
226#define PERL_OBJECT_THIS_
312caa8e 227#define CALL_FPTR(fptr) (*fptr)
ef69c8fc 228#define MEMBER_TO_FPTR(name) name
16c91539 229#endif /* !PERL_CORE */
76e3520e 230
16c91539 231#define CALLRUNOPS PL_runops
f9f4320a 232
3ab4a224 233#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
f9f4320a 234
16c91539 235#define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
f9f4320a 236#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
16c91539 237 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
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238 (strbeg),(minend),(screamer),(data),(flags))
239#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
16c91539 240 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
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241 (strend),(flags),(data))
242#define CALLREG_INTUIT_STRING(prog) \
16c91539 243 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
f8149455 244
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245#define CALLREGFREE(prog) \
246 Perl_pregfree(aTHX_ (prog))
247
248#define CALLREGFREE_PVT(prog) \
16c91539 249 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
f8149455 250
2fdbfb4d 251#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
16c91539 252 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
93b32b6d 253
2fdbfb4d 254#define CALLREG_NUMBUF_STORE(rx,paren,value) \
16c91539 255 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
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256
257#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
16c91539 258 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
2fdbfb4d 259
192b9cd1 260#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
16c91539 261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
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262
263#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
16c91539 264 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
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265
266#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
16c91539 267 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
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268
269#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
16c91539 270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
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271
272#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
16c91539 273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
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274
275#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
16c91539 276 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
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277
278#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
16c91539 279 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
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280
281#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
16c91539 282 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
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283
284#define CALLREG_NAMED_BUFF_COUNT(rx) \
16c91539 285 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
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286
287#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
16c91539 288 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
93b32b6d 289
49d7dfbc 290#define CALLREG_PACKAGE(rx) \
16c91539 291 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
93b32b6d 292
00f254e2 293#if defined(USE_ITHREADS)
f9f4320a 294#define CALLREGDUPE(prog,param) \
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295 Perl_re_dup(aTHX_ (prog),(param))
296
297#define CALLREGDUPE_PVT(prog,param) \
16c91539 298 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
00f254e2 299 : (REGEXP *)NULL)
f9f4320a 300#endif
14dd3ad8 301
a20207d7 302
bcdf7404 303
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304
305
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306/*
307 * Because of backward compatibility reasons the PERL_UNUSED_DECL
308 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
309 *
310 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 311 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
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312 * marking unused variables (they need e.g. a #pragma) and therefore
313 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
314 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
315 *
316 */
1266ad8c 317
9969cdde 318#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 319# ifdef __cplusplus
5ba4cab2 320# define PERL_UNUSED_DECL
5b2bd0a5 321# else
5ba4cab2 322# define PERL_UNUSED_DECL __attribute__((unused))
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323# endif
324#endif
44dbb695 325
5b2bd0a5 326#ifndef PERL_UNUSED_DECL
34659ad4 327# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 328# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 329# else
5ba4cab2 330# define PERL_UNUSED_DECL
b79c357a 331# endif
5b2bd0a5 332#endif
00f254e2 333
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334/* gcc -Wall:
335 * for silencing unused variables that are actually used most of the time,
a0288114 336 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 337 */
53c1dcc0 338#ifndef PERL_UNUSED_ARG
c99ffe5e 339# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 340# include <note.h>
53c1dcc0 341# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 342# else
53c1dcc0 343# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
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344# endif
345#endif
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346#ifndef PERL_UNUSED_VAR
347# define PERL_UNUSED_VAR(x) ((void)x)
348#endif
ad73156c 349
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350#ifdef USE_ITHREADS
351# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
352#else
353# define PERL_UNUSED_CONTEXT
354#endif
355
6f207bd3 356#define NOOP /*EMPTY*/(void)0
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357/* cea2e8a9dd23747f accidentally lost the comment originally from the first
358 check in of thread.h, explaining why we need dNOOP at all: */
359/* Rats: if dTHR is just blank then the subsequent ";" throws an error */
360/* Declaring a *function*, instead of a variable, ensures that we don't rely
361 on being able to suppress "unused" warnings. */
362#define dNOOP extern int Perl___notused()
71be2cbc 363
0cb96387 364#ifndef pTHX
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365/* Don't bother defining tTHX and sTHX; using them outside
366 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
367 */
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368# define pTHX void
369# define pTHX_
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370# define aTHX
371# define aTHX_
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372# define dTHXa(a) dNOOP
373# define dTHX dNOOP
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374# define pTHX_1 1
375# define pTHX_2 2
376# define pTHX_3 3
377# define pTHX_4 4
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378# define pTHX_5 5
379# define pTHX_6 6
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380# define pTHX_7 7
381# define pTHX_8 8
382# define pTHX_9 9
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383#endif
384
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385#ifndef dVAR
386# define dVAR dNOOP
387#endif
388
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389/* these are only defined for compatibility; should not be used internally */
390#if !defined(pTHXo) && !defined(PERL_CORE)
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391# define pTHXo pTHX
392# define pTHXo_ pTHX_
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393# define aTHXo aTHX
394# define aTHXo_ aTHX_
c5be433b 395# define dTHXo dTHX
71d280e3 396# define dTHXoa(x) dTHXa(x)
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397#endif
398
399#ifndef pTHXx
400# define pTHXx register PerlInterpreter *my_perl
401# define pTHXx_ pTHXx,
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402# define aTHXx my_perl
403# define aTHXx_ aTHXx,
c5be433b 404# define dTHXx dTHX
22c35a8c 405#endif
71be2cbc 406
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407/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
408 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
409 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
410#ifdef PERL_IMPLICIT_SYS
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411# ifdef PERL_GLOBAL_STRUCT_PRIVATE
412# define dTHXs dVAR; dTHX
413# else
414# define dTHXs dTHX
415# endif
1de7c2ac 416#else
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417# ifdef PERL_GLOBAL_STRUCT_PRIVATE
418# define dTHXs dVAR
419# else
420# define dTHXs dNOOP
421# endif
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422#endif
423
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424/* Some platforms require marking function declarations
425 * for them to be exportable. Used in perlio.h, proto.h
426 * is handled either by the makedef.pl or by defining the
427 * PERL_CALLCONV to be something special. See also the
428 * definition of XS() in XSUB.h. */
429#ifndef PERL_EXPORT_C
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430# ifdef __cplusplus
431# define PERL_EXPORT_C extern "C"
432# else
433# define PERL_EXPORT_C extern
434# endif
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435#endif
436#ifndef PERL_XS_EXPORT_C
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437# ifdef __cplusplus
438# define PERL_XS_EXPORT_C extern "C"
439# else
440# define PERL_XS_EXPORT_C
441# endif
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442#endif
443
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444#ifdef OP_IN_REGISTER
445# ifdef __GNUC__
446# define stringify_immed(s) #s
447# define stringify(s) stringify_immed(s)
d1ca3daa 448register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
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449# endif
450#endif
451
e5afc1ae 452/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
b1e55cab 453 * g++ allows them but seems to have problems with them
70aab261
RB
454 * (insane errors ensue).
455 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
456 */
457#if defined(PERL_GCC_PEDANTIC) || \
458 (defined(__GNUC__) && defined(__cplusplus) && \
459 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
5b692037 460# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
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461# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
462# endif
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463#endif
464
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465#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
466# ifndef PERL_USE_GCC_BRACE_GROUPS
467# define PERL_USE_GCC_BRACE_GROUPS
468# endif
469#endif
470
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PP
471/*
472 * STMT_START { statements; } STMT_END;
473 * can be used as a single statement, as in
474 * if (x) STMT_START { ... } STMT_END; else ...
475 *
476 * Trying to select a version that gives no warnings...
477 */
478#if !(defined(STMT_START) && defined(STMT_END))
5b692037 479# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 480# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803
PP
481# define STMT_END )
482# else
483 /* Now which other defined()s do we need here ??? */
93189314 484# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803
PP
485# define STMT_START if (1)
486# define STMT_END else (void)0
487# else
488# define STMT_START do
489# define STMT_END while (0)
490# endif
491# endif
492#endif
493
0cb96387 494#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 495#define WITH_THR(s) WITH_THX(s)
ea0efc06 496
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JH
497#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
498# define BYTEORDER 0x1234
79072805
LW
499#endif
500
501/* Overall memory policy? */
502#ifndef CONSERVATIVE
503# define LIBERAL 1
504#endif
505
8ada0baa
JH
506#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
507#define ASCIIish
508#else
509#undef ASCIIish
510#endif
511
79072805
LW
512/*
513 * The following contortions are brought to you on behalf of all the
514 * standards, semi-standards, de facto standards, not-so-de-facto standards
515 * of the world, as well as all the other botches anyone ever thought of.
516 * The basic theory is that if we work hard enough here, the rest of the
517 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
518 */
ac58e20f 519
ee0007ab 520/* define this once if either system, instead of cluttering up the src */
2986a63f 521#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW
522#define DOSISH 1
523#endif
524
fb38d079 525#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW
526# define STANDARD_C 1
527#endif
528
9969cdde 529#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745
PP
530# define DONT_DECLARE_STD 1
531#endif
532
352d5a3a 533#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 534# define VOL volatile
663a0e37 535#else
79072805 536# define VOL
663a0e37
LW
537#endif
538
3280af22
NIS
539#define TAINT (PL_tainted = TRUE)
540#define TAINT_NOT (PL_tainted = FALSE)
541#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
542#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 543#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 544
20be6587
DM
545/* flags used internally only within pp_subst and pp_substcont */
546#ifdef PERL_CORE
547# define SUBST_TAINT_STR 1 /* string tainted */
548# define SUBST_TAINT_PAT 2 /* pattern tainted */
549# define SUBST_TAINT_REPL 4 /* replacement tainted */
550# define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
551# define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
552#endif
553
d460ef45 554/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
555 defines move there? If so, I could simplify this a lot. --AD 9/96.
556*/
557/* Process group stuff changed from traditional BSD to POSIX.
558 perlfunc.pod documents the traditional BSD-style syntax, so we'll
559 try to preserve that, if possible.
560*/
561#ifdef HAS_SETPGID
562# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 563#else
a6e633de
PP
564# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
565# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
566# else
567# ifdef HAS_SETPGRP2 /* DG/UX */
568# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
569# endif
570# endif
571#endif
572#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
573# define HAS_SETPGRP /* Well, effectively it does . . . */
574#endif
575
576/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
577 our life easier :-) so we'll try it.
578*/
579#ifdef HAS_GETPGID
580# define BSD_GETPGRP(pid) getpgid((pid))
581#else
582# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
583# define BSD_GETPGRP(pid) getpgrp((pid))
584# else
585# ifdef HAS_GETPGRP2 /* DG/UX */
586# define BSD_GETPGRP(pid) getpgrp2((pid))
587# endif
588# endif
589#endif
590#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
591# define HAS_GETPGRP /* Well, effectively it does . . . */
592#endif
593
d460ef45 594/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
595 have different behaviors, but perl.h used to define USE_BSDPGRP
596 (prior to 5.003_05) so some extension might depend on it.
597*/
598#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
599# ifndef USE_BSDPGRP
600# define USE_BSDPGRP
601# endif
663a0e37
LW
602#endif
603
486ec47a 604/* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
8ac5a1fe
MH
605 pthread.h must be included before all other header files.
606*/
3db8f154 607#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH
608# include <pthread.h>
609#endif
610
760ac839
LW
611#ifndef _TYPES_ /* If types.h defines this it's easy. */
612# ifndef major /* Does everyone's types.h define this? */
613# include <sys/types.h>
c07a80fd 614# endif
663a0e37
LW
615#endif
616
760ac839
LW
617#ifdef __cplusplus
618# ifndef I_STDARG
619# define I_STDARG 1
620# endif
621#endif
622
623#ifdef I_STDARG
624# include <stdarg.h>
625#else
626# ifdef I_VARARGS
627# include <varargs.h>
628# endif
629#endif
630
4633a7c4 631#ifdef USE_NEXT_CTYPE
0c30d9ec 632
092bebab
JH
633#if NX_CURRENT_COMPILER_RELEASE >= 500
634# include <bsd/ctypes.h>
635#else
636# if NX_CURRENT_COMPILER_RELEASE >= 400
637# include <objc/NXCType.h>
638# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
639# include <appkit/NXCType.h>
640# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
641#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec
PP
642
643#else /* !USE_NEXT_CTYPE */
fe14fcc3 644#include <ctype.h>
0c30d9ec 645#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW
646
647#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
648#undef METHOD
a0d0e21e
LW
649#endif
650
12ae5dfc
JH
651#ifdef PERL_MICRO
652# define NO_LOCALE
653#endif
654
4633a7c4 655#ifdef I_LOCALE
36477c24 656# include <locale.h>
4633a7c4
LW
657#endif
658
36477c24
PP
659#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
660# define USE_LOCALE
661# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
662 && defined(HAS_STRXFRM)
663# define USE_LOCALE_COLLATE
664# endif
665# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
666# define USE_LOCALE_CTYPE
667# endif
668# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
669# define USE_LOCALE_NUMERIC
670# endif
671#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 672
fe14fcc3 673#include <setjmp.h>
79072805 674
a0d0e21e 675#ifdef I_SYS_PARAM
79072805
LW
676# ifdef PARAM_NEEDS_TYPES
677# include <sys/types.h>
678# endif
679# include <sys/param.h>
352d5a3a 680#endif
79072805 681
79072805 682/* Use all the "standard" definitions? */
a0d0e21e 683#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 684# include <stdlib.h>
ff68c719 685#endif
03a14243 686
3f270f98
JH
687/* If this causes problems, set i_unistd=undef in the hint file. */
688#ifdef I_UNISTD
689# include <unistd.h>
690#endif
691
de8ca8af
NT
692/* for WCOREDUMP */
693#ifdef I_SYS_WAIT
694# include <sys/wait.h>
695#endif
696
9969cdde 697#ifdef __SYMBIAN32__
27da23d5
JH
698# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
699#endif
700
7114a2d2 701#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 702EXTERN_C int syscall(int, ...);
2ef53570
JH
703#endif
704
7114a2d2 705#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 706EXTERN_C int usleep(unsigned int);
2ef53570
JH
707#endif
708
9c12f1e5
RGS
709/* Funky places that do not have socket stuff. */
710#if defined(__LIBCATAMOUNT__)
711# define MYSWAP
712#endif
713
9a34ef1d
GS
714#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
715# define MYSWAP
716#endif
717
1109a392
MHM
718#ifdef PERL_CORE
719
720/* macros for correct constant construction */
721# if INTSIZE >= 2
722# define U16_CONST(x) ((U16)x##U)
723# else
724# define U16_CONST(x) ((U16)x##UL)
725# endif
726
727# if INTSIZE >= 4
728# define U32_CONST(x) ((U32)x##U)
729# else
730# define U32_CONST(x) ((U32)x##UL)
731# endif
732
733# ifdef HAS_QUAD
734# if INTSIZE >= 8
735# define U64_CONST(x) ((U64)x##U)
736# elif LONGSIZE >= 8
737# define U64_CONST(x) ((U64)x##UL)
738# elif QUADKIND == QUAD_IS_LONG_LONG
739# define U64_CONST(x) ((U64)x##ULL)
740# else /* best guess we can make */
741# define U64_CONST(x) ((U64)x##UL)
742# endif
743# endif
744
745/* byte-swapping functions for big-/little-endian conversion */
746# define _swab_16_(x) ((U16)( \
747 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
748 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
749
750# define _swab_32_(x) ((U32)( \
751 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
752 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
753 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
754 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
755
756# ifdef HAS_QUAD
757# define _swab_64_(x) ((U64)( \
758 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
759 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
760 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
761 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
762 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
763 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
764 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
765 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
766# endif
767
768/*----------------------------------------------------------------------------*/
769# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
770/*----------------------------------------------------------------------------*/
771# define my_htole16(x) (x)
772# define my_letoh16(x) (x)
773# define my_htole32(x) (x)
774# define my_letoh32(x) (x)
775# define my_htobe16(x) _swab_16_(x)
776# define my_betoh16(x) _swab_16_(x)
777# define my_htobe32(x) _swab_32_(x)
778# define my_betoh32(x) _swab_32_(x)
779# ifdef HAS_QUAD
780# define my_htole64(x) (x)
781# define my_letoh64(x) (x)
782# define my_htobe64(x) _swab_64_(x)
783# define my_betoh64(x) _swab_64_(x)
784# endif
785# define my_htoles(x) (x)
786# define my_letohs(x) (x)
787# define my_htolei(x) (x)
788# define my_letohi(x) (x)
789# define my_htolel(x) (x)
790# define my_letohl(x) (x)
791# if SHORTSIZE == 1
792# define my_htobes(x) (x)
793# define my_betohs(x) (x)
794# elif SHORTSIZE == 2
795# define my_htobes(x) _swab_16_(x)
796# define my_betohs(x) _swab_16_(x)
797# elif SHORTSIZE == 4
798# define my_htobes(x) _swab_32_(x)
799# define my_betohs(x) _swab_32_(x)
800# elif SHORTSIZE == 8
801# define my_htobes(x) _swab_64_(x)
802# define my_betohs(x) _swab_64_(x)
803# else
804# define PERL_NEED_MY_HTOBES
805# define PERL_NEED_MY_BETOHS
806# endif
807# if INTSIZE == 1
808# define my_htobei(x) (x)
809# define my_betohi(x) (x)
810# elif INTSIZE == 2
811# define my_htobei(x) _swab_16_(x)
812# define my_betohi(x) _swab_16_(x)
813# elif INTSIZE == 4
814# define my_htobei(x) _swab_32_(x)
815# define my_betohi(x) _swab_32_(x)
816# elif INTSIZE == 8
817# define my_htobei(x) _swab_64_(x)
818# define my_betohi(x) _swab_64_(x)
819# else
820# define PERL_NEED_MY_HTOBEI
821# define PERL_NEED_MY_BETOHI
822# endif
823# if LONGSIZE == 1
824# define my_htobel(x) (x)
825# define my_betohl(x) (x)
826# elif LONGSIZE == 2
827# define my_htobel(x) _swab_16_(x)
828# define my_betohl(x) _swab_16_(x)
829# elif LONGSIZE == 4
830# define my_htobel(x) _swab_32_(x)
831# define my_betohl(x) _swab_32_(x)
832# elif LONGSIZE == 8
833# define my_htobel(x) _swab_64_(x)
834# define my_betohl(x) _swab_64_(x)
835# else
836# define PERL_NEED_MY_HTOBEL
837# define PERL_NEED_MY_BETOHL
838# endif
839# define my_htolen(p,n) NOOP
840# define my_letohn(p,n) NOOP
841# define my_htoben(p,n) my_swabn(p,n)
842# define my_betohn(p,n) my_swabn(p,n)
843/*----------------------------------------------------------------------------*/
844# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
845/*----------------------------------------------------------------------------*/
846# define my_htobe16(x) (x)
847# define my_betoh16(x) (x)
848# define my_htobe32(x) (x)
849# define my_betoh32(x) (x)
850# define my_htole16(x) _swab_16_(x)
851# define my_letoh16(x) _swab_16_(x)
852# define my_htole32(x) _swab_32_(x)
853# define my_letoh32(x) _swab_32_(x)
854# ifdef HAS_QUAD
855# define my_htobe64(x) (x)
856# define my_betoh64(x) (x)
857# define my_htole64(x) _swab_64_(x)
858# define my_letoh64(x) _swab_64_(x)
859# endif
860# define my_htobes(x) (x)
861# define my_betohs(x) (x)
862# define my_htobei(x) (x)
863# define my_betohi(x) (x)
864# define my_htobel(x) (x)
865# define my_betohl(x) (x)
866# if SHORTSIZE == 1
867# define my_htoles(x) (x)
868# define my_letohs(x) (x)
869# elif SHORTSIZE == 2
870# define my_htoles(x) _swab_16_(x)
871# define my_letohs(x) _swab_16_(x)
872# elif SHORTSIZE == 4
873# define my_htoles(x) _swab_32_(x)
874# define my_letohs(x) _swab_32_(x)
875# elif SHORTSIZE == 8
876# define my_htoles(x) _swab_64_(x)
877# define my_letohs(x) _swab_64_(x)
878# else
879# define PERL_NEED_MY_HTOLES
880# define PERL_NEED_MY_LETOHS
881# endif
882# if INTSIZE == 1
883# define my_htolei(x) (x)
884# define my_letohi(x) (x)
885# elif INTSIZE == 2
886# define my_htolei(x) _swab_16_(x)
887# define my_letohi(x) _swab_16_(x)
888# elif INTSIZE == 4
889# define my_htolei(x) _swab_32_(x)
890# define my_letohi(x) _swab_32_(x)
891# elif INTSIZE == 8
892# define my_htolei(x) _swab_64_(x)
893# define my_letohi(x) _swab_64_(x)
894# else
895# define PERL_NEED_MY_HTOLEI
896# define PERL_NEED_MY_LETOHI
897# endif
898# if LONGSIZE == 1
899# define my_htolel(x) (x)
900# define my_letohl(x) (x)
901# elif LONGSIZE == 2
902# define my_htolel(x) _swab_16_(x)
903# define my_letohl(x) _swab_16_(x)
904# elif LONGSIZE == 4
905# define my_htolel(x) _swab_32_(x)
906# define my_letohl(x) _swab_32_(x)
907# elif LONGSIZE == 8
908# define my_htolel(x) _swab_64_(x)
909# define my_letohl(x) _swab_64_(x)
910# else
911# define PERL_NEED_MY_HTOLEL
912# define PERL_NEED_MY_LETOHL
913# endif
914# define my_htolen(p,n) my_swabn(p,n)
915# define my_letohn(p,n) my_swabn(p,n)
916# define my_htoben(p,n) NOOP
917# define my_betohn(p,n) NOOP
918/*----------------------------------------------------------------------------*/
919# else /* all other byte-orders */
920/*----------------------------------------------------------------------------*/
921# define PERL_NEED_MY_HTOLE16
922# define PERL_NEED_MY_LETOH16
923# define PERL_NEED_MY_HTOBE16
924# define PERL_NEED_MY_BETOH16
925# define PERL_NEED_MY_HTOLE32
926# define PERL_NEED_MY_LETOH32
927# define PERL_NEED_MY_HTOBE32
928# define PERL_NEED_MY_BETOH32
929# ifdef HAS_QUAD
930# define PERL_NEED_MY_HTOLE64
931# define PERL_NEED_MY_LETOH64
932# define PERL_NEED_MY_HTOBE64
933# define PERL_NEED_MY_BETOH64
934# endif
935# define PERL_NEED_MY_HTOLES
936# define PERL_NEED_MY_LETOHS
937# define PERL_NEED_MY_HTOBES
938# define PERL_NEED_MY_BETOHS
939# define PERL_NEED_MY_HTOLEI
940# define PERL_NEED_MY_LETOHI
941# define PERL_NEED_MY_HTOBEI
942# define PERL_NEED_MY_BETOHI
943# define PERL_NEED_MY_HTOLEL
944# define PERL_NEED_MY_LETOHL
945# define PERL_NEED_MY_HTOBEL
946# define PERL_NEED_MY_BETOHL
947/*----------------------------------------------------------------------------*/
948# endif /* end of byte-order macros */
949/*----------------------------------------------------------------------------*/
950
9c17f24a
NC
951/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
952 at least on FreeBSD. YMMV, so experiment. */
953#ifndef PERL_ARENA_SIZE
954#define PERL_ARENA_SIZE 4080
955#endif
956
ccb2c8b8 957/* Maximum level of recursion */
2b9dff67
RGS
958#ifndef PERL_SUB_DEPTH_WARN
959#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS
960#endif
961
1109a392
MHM
962#endif /* PERL_CORE */
963
bdf3085f
NC
964/* We no longer default to creating a new SV for GvSV.
965 Do this before embed. */
966#ifndef PERL_CREATE_GVSV
7459f06b
NC
967# ifndef PERL_DONT_CREATE_GVSV
968# define PERL_DONT_CREATE_GVSV
969# endif
bdf3085f
NC
970#endif
971
ca0c25f6
NC
972#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
973#define PERL_USES_PL_PIDSTATUS
974#endif
975
e37778c2 976#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS
977#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
978#endif
979
00f254e2 980/* Cannot include embed.h here on Win32 as win32.h has not
66a93824
NIS
981 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
982 */
96e176bf 983#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 984# include "embed.h"
eb8433b7
NC
985# ifndef PERL_MAD
986# undef op_getmad
b3f24c00 987# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 988# endif
cea2e8a9
GS
989#endif
990
c31fac66
GS
991#define MEM_SIZE Size_t
992
1936d2a7
NC
993/* Round all values passed to malloc up, by default to a multiple of
994 sizeof(size_t)
995*/
996#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
997#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
998#endif
999
f1200559
WH
1000/* sv_grow() will expand strings by at least a certain percentage of
1001 the previously *used* length to avoid excessive calls to realloc().
1002 The default is 25% of the current length.
1003*/
1004#ifndef PERL_STRLEN_EXPAND_SHIFT
1005# define PERL_STRLEN_EXPAND_SHIFT 2
1006#endif
1007
51371543
GS
1008#if defined(STANDARD_C) && defined(I_STDDEF)
1009# include <stddef.h>
1010# define STRUCT_OFFSET(s,m) offsetof(s,m)
1011#else
1012# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
1013#endif
1014
9969cdde 1015#ifndef __SYMBIAN32__
27da23d5
JH
1016# if defined(I_STRING) || defined(__cplusplus)
1017# include <string.h>
1018# else
1019# include <strings.h>
1020# endif
51371543
GS
1021#endif
1022
55497cff
PP
1023/* This comes after <stdlib.h> so we don't try to change the standard
1024 * library prototypes; we'll use our own in proto.h instead. */
03a14243 1025
4633a7c4 1026#ifdef MYMALLOC
86058a2d 1027# ifdef PERL_POLLUTE_MALLOC
ee13e175 1028# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
1029# define Perl_malloc malloc
1030# define Perl_calloc calloc
1031# define Perl_realloc realloc
1032# define Perl_mfree free
ee13e175 1033# endif
86058a2d
GS
1034# else
1035# define EMBEDMYMALLOC /* for compatibility */
1036# endif
827e134a 1037
651b9576
GS
1038# define safemalloc Perl_malloc
1039# define safecalloc Perl_calloc
1040# define saferealloc Perl_realloc
1041# define safefree Perl_mfree
22f7c9c9
JH
1042# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1043 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1044 code; \
1045 } STMT_END
1046# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1047 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1048# define panic_write2(s) write(2, s, strlen(s))
1049# define CHECK_MALLOC_TAINT(newval) \
1050 CHECK_MALLOC_TOO_LATE_FOR_( \
1051 if (newval) { \
1052 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1053 exit(1); })
22f7c9c9 1054# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1055 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
1056 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1057 }} STMT_END;
f2517201
GS
1058#else /* MYMALLOC */
1059# define safemalloc safesysmalloc
1060# define safecalloc safesyscalloc
1061# define saferealloc safesysrealloc
1062# define safefree safesysfree
22f7c9c9
JH
1063# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1064# define CHECK_MALLOC_TAINT(newval) ((void)0)
1065# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1066#endif /* MYMALLOC */
4633a7c4 1067
fe13d51d 1068/* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
27da23d5 1069#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
1070#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1071#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1072#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1073
a0d0e21e
LW
1074#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1075#define strchr index
1076#define strrchr rindex
1077#endif
1078
16d20bd9
AD
1079#ifdef I_MEMORY
1080# include <memory.h>
1081#endif
1082
fe14fcc3 1083#ifdef HAS_MEMCPY
85e6fe83 1084# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1085# ifndef memcpy
20ce7b12 1086 extern char * memcpy (char*, char*, int);
ee0007ab
LW
1087# endif
1088# endif
1089#else
1090# ifndef memcpy
1091# ifdef HAS_BCOPY
1092# define memcpy(d,s,l) bcopy(s,d,l)
1093# else
1094# define memcpy(d,s,l) my_bcopy(s,d,l)
1095# endif
1096# endif
1097#endif /* HAS_MEMCPY */
fe14fcc3 1098
ee0007ab 1099#ifdef HAS_MEMSET
85e6fe83 1100# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1101# ifndef memset
20ce7b12 1102 extern char *memset (char*, int, int);
ee0007ab
LW
1103# endif
1104# endif
ee0007ab 1105#else
12ae5dfc 1106# undef memset
fc36a67e 1107# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
1108#endif /* HAS_MEMSET */
1109
85e6fe83 1110#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1111# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
1112# define memmove(d,s,l) bcopy(s,d,l)
1113# else
2304df62 1114# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1115# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1116# else
79072805 1117# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1118# endif
352d5a3a 1119# endif
d9d8d8de 1120#endif
ee0007ab 1121
36477c24
PP
1122#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1123# undef HAS_MEMCMP
1124#endif
1125
1126#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1127# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1128# ifndef memcmp
20ce7b12 1129 extern int memcmp (char*, char*, int);
ee0007ab
LW
1130# endif
1131# endif
36477c24 1132# ifdef BUGGY_MSC
7e4e8c89 1133# pragma function(memcmp)
36477c24 1134# endif
ee0007ab
LW
1135#else
1136# ifndef memcmp
ecfc5424 1137# define memcmp my_memcmp
352d5a3a 1138# endif
36477c24 1139#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1140
fc36a67e 1141#ifndef memzero
c635e13b
PP
1142# ifdef HAS_MEMSET
1143# define memzero(d,l) memset(d,0,l)
79072805 1144# else
c635e13b
PP
1145# ifdef HAS_BZERO
1146# define memzero(d,l) bzero(d,l)
79072805 1147# else
fc36a67e 1148# define memzero(d,l) my_bzero(d,l)
79072805
LW
1149# endif
1150# endif
d9d8d8de 1151#endif
378cc40b 1152
2f42fcb0 1153#ifndef PERL_MICRO
0f27ced1
JH
1154#ifndef memchr
1155# ifndef HAS_MEMCHR
1156# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1157# endif
1158#endif
2f42fcb0 1159#endif
0f27ced1 1160
36477c24
PP
1161#ifndef HAS_BCMP
1162# ifndef bcmp
1163# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1164# endif
36477c24 1165#endif /* !HAS_BCMP */
378cc40b 1166
ae986130 1167#ifdef I_NETINET_IN
79072805 1168# include <netinet/in.h>
ae986130
LW
1169#endif
1170
28e8609d
JH
1171#ifdef I_ARPA_INET
1172# include <arpa/inet.h>
1173#endif
1174
84902520
TB
1175#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1176/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1177 * (the neo-BSD seem to do this). */
1178# undef SF_APPEND
1179#endif
1180
1aef975c 1181#ifdef I_SYS_STAT
84902520 1182# include <sys/stat.h>
1aef975c 1183#endif
79072805 1184
287a962e
JD
1185/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1186 This definition should ideally go into win32/win32.h, but S_IFIFO is
1187 used later here in perl.h before win32/win32.h is being included. */
1188#if !defined(S_IFIFO) && defined(_S_IFIFO)
1189# define S_IFIFO _S_IFIFO
1190#endif
1191
a0d0e21e
LW
1192/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1193 like UTekV) are broken, sometimes giving false positives. Undefine
1194 them here and let the code below set them to proper values.
1195
1196 The ghs macro stands for GreenHills Software C-1.8.5 which
1197 is the C compiler for sysV88 and the various derivatives.
1198 This header file bug is corrected in gcc-2.5.8 and later versions.
1199 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1200
1201#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
1202# undef S_ISDIR
1203# undef S_ISCHR
1204# undef S_ISBLK
1205# undef S_ISREG
1206# undef S_ISFIFO
1207# undef S_ISLNK
ee0007ab 1208#endif
135863df 1209
663a0e37
LW
1210#ifdef I_TIME
1211# include <time.h>
ffed7fef 1212#endif
663a0e37 1213
fe14fcc3 1214#ifdef I_SYS_TIME
85e6fe83 1215# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1216# define KERNEL
1217# endif
1218# include <sys/time.h>
85e6fe83 1219# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1220# undef KERNEL
1221# endif
a687059c 1222#endif
135863df 1223
55497cff 1224#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1225# include <sys/times.h>
d9d8d8de 1226#endif
8d063cd8 1227
fe14fcc3 1228#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1229# undef HAS_STRERROR
663a0e37
LW
1230#endif
1231
1232#include <errno.h>
1e743fda 1233
acfe0abc 1234#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1235# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1236#endif
1237
8cfab5ff 1238/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
00f254e2 1239 * This is important for using IPv6.
8cfab5ff
JH
1240 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1241 * a bad idea since it breaks send() and recv(). */
1242#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1243# define _SOCKADDR_LEN
1244#endif
1245
8d3f517a 1246#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH
1247# include <sys/socket.h>
1248# if defined(USE_SOCKS) && defined(I_SOCKS)
1249# if !defined(INCLUDE_PROTOTYPES)
1250# define INCLUDE_PROTOTYPES /* for <socks.h> */
1251# define PERL_SOCKS_NEED_PROTOTYPES
1252# endif
1253# include <socks.h>
1254# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1255# undef INCLUDE_PROTOTYPES
1256# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1257# endif
d460ef45 1258# endif
1e743fda 1259# ifdef I_NETDB
2986a63f
JH
1260# ifdef NETWARE
1261# include<stdio.h>
1262# endif
1e743fda
JH
1263# include <netdb.h>
1264# endif
1265# ifndef ENOTSOCK
1266# ifdef I_NET_ERRNO
1267# include <net/errno.h>
1268# endif
1269# endif
1270#endif
1271
fa0a29af 1272/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1273 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1274 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1275#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1276# if defined(__THROW) && defined(__GLIBC__)
1277int sockatmark(int) __THROW;
1278# else
2ef53570 1279int sockatmark(int);
29820b6d 1280# endif
2ef53570
JH
1281#endif
1282
7e827271 1283#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
1284EXTERN_C int fchdir(int);
1285EXTERN_C int flock(int, int);
1286EXTERN_C int fseeko(FILE *, off_t, int);
1287EXTERN_C off_t ftello(FILE *);
1288#endif
1289
7e827271 1290#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1291EXTERN_C char *crypt(const char *, const char *);
7e827271 1292EXTERN_C char **environ;
1ccb7c8d
JH
1293#endif
1294
83a6ff2e 1295#if defined(__cplusplus)
944c4fda 1296# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1297EXTERN_C char **environ;
83a6ff2e 1298# elif defined(__CYGWIN__)
667e2948
SP
1299EXTERN_C char *crypt(const char *, const char *);
1300#endif
83a6ff2e 1301#endif
667e2948 1302
1e743fda
JH
1303#ifdef SETERRNO
1304# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1305#endif
f86702cc
PP
1306
1307#ifdef VMS
1308# define SETERRNO(errcode,vmserrcode) \
1309 STMT_START { \
1310 set_errno(errcode); \
1311 set_vaxc_errno(vmserrcode); \
1312 } STMT_END
4ee39169
CS
1313# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1314# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1315# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1316# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1317
93189314
JH
1318# define LIB_INVARG LIB$_INVARG
1319# define RMS_DIR RMS$_DIR
1320# define RMS_FAC RMS$_FAC
1321# define RMS_FEX RMS$_FEX
1322# define RMS_FNF RMS$_FNF
1323# define RMS_IFI RMS$_IFI
1324# define RMS_ISI RMS$_ISI
1325# define RMS_PRV RMS$_PRV
1326# define SS_ACCVIO SS$_ACCVIO
1327# define SS_DEVOFFLINE SS$_DEVOFFLINE
1328# define SS_IVCHAN SS$_IVCHAN
1329# define SS_NORMAL SS$_NORMAL
748a9306 1330#else
aba27d88 1331# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS
1332# define dSAVEDERRNO int saved_errno
1333# define dSAVE_ERRNO int saved_errno = errno
1334# define SAVE_ERRNO (saved_errno = errno)
1335# define RESTORE_ERRNO (errno = saved_errno)
1336
93189314
JH
1337# define LIB_INVARG 0
1338# define RMS_DIR 0
1339# define RMS_FAC 0
1340# define RMS_FEX 0
1341# define RMS_FNF 0
1342# define RMS_IFI 0
1343# define RMS_ISI 0
1344# define RMS_PRV 0
1345# define SS_ACCVIO 0
1346# define SS_DEVOFFLINE 0
1347# define SS_IVCHAN 0
1348# define SS_NORMAL 0
748a9306 1349#endif
ed6116ce 1350
f5fa9033 1351#define ERRSV GvSVn(PL_errgv)
dfd167e9
NC
1352
1353#define CLEAR_ERRSV() STMT_START { \
1354 if (!GvSV(PL_errgv)) { \
1355 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1356 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1357 SvREFCNT_dec(GvSV(PL_errgv)); \
1358 GvSV(PL_errgv) = newSVpvs(""); \
1359 } else { \
1360 SV *const errsv = GvSV(PL_errgv); \
1361 sv_setpvs(errsv, ""); \
1362 if (SvMAGICAL(errsv)) { \
1363 mg_free(errsv); \
1364 } \
1365 SvPOK_only(errsv); \
1366 } \
1367 } STMT_END
1368
1369
414bf5ae
MHM
1370#ifdef PERL_CORE
1371# define DEFSV (0 + GvSVn(PL_defgv))
1372#else
1373# define DEFSV GvSVn(PL_defgv)
1374#endif
1375#define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
3db8f154 1376#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1377
98eae8f5
GS
1378#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1379
55497cff 1380#ifndef errno
5ff3f7a4
GS
1381 extern int errno; /* ANSI allows errno to be an lvalue expr.
1382 * For example in multithreaded environments
1383 * something like this might happen:
1384 * extern int *_errno(void);
1385 * #define errno (*_errno()) */
d9d8d8de 1386#endif
663a0e37 1387
2304df62 1388#ifdef HAS_STRERROR
a0d0e21e 1389# ifdef VMS
20ce7b12 1390 char *strerror (int,...);
a0d0e21e 1391# else
68dc0745 1392#ifndef DONT_DECLARE_STD
20ce7b12 1393 char *strerror (int);
68dc0745 1394#endif
a0d0e21e 1395# endif
2304df62
AD
1396# ifndef Strerror
1397# define Strerror strerror
1398# endif
1399#else
1400# ifdef HAS_SYS_ERRLIST
79072805
LW
1401 extern int sys_nerr;
1402 extern char *sys_errlist[];
2304df62
AD
1403# ifndef Strerror
1404# define Strerror(e) \
79072805 1405 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1406# endif
79072805 1407# endif
35c8bce7 1408#endif
663a0e37 1409
2304df62 1410#ifdef I_SYS_IOCTL
79072805
LW
1411# ifndef _IOCTL_
1412# include <sys/ioctl.h>
1413# endif
a687059c
LW
1414#endif
1415
ee0007ab 1416#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1417# ifdef HAS_SOCKETPAIR
1418# undef HAS_SOCKETPAIR
1419# endif
2304df62
AD
1420# ifdef I_NDBM
1421# undef I_NDBM
79072805 1422# endif
a687059c
LW
1423#endif
1424
02fc2eee
NC
1425#ifndef HAS_SOCKETPAIR
1426# ifdef HAS_SOCKET
1427# define socketpair Perl_my_socketpair
1428# endif
1429#endif
1430
a687059c 1431#if INTSIZE == 2
79072805
LW
1432# define htoni htons
1433# define ntohi ntohs
a687059c 1434#else
79072805
LW
1435# define htoni htonl
1436# define ntohi ntohl
a687059c
LW
1437#endif
1438
a0d0e21e 1439/* Configure already sets Direntry_t */
35c8bce7 1440#if defined(I_DIRENT)
663a0e37 1441# include <dirent.h>
8f1f23e8
W
1442 /* NeXT needs dirent + sys/dir.h */
1443# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1444# include <sys/dir.h>
1445# endif
ae986130 1446#else
fe14fcc3 1447# ifdef I_SYS_NDIR
79a0689e 1448# include <sys/ndir.h>
663a0e37 1449# else
fe14fcc3 1450# ifdef I_SYS_DIR
79a0689e
LW
1451# ifdef hp9000s500
1452# include <ndir.h> /* may be wrong in the future */
1453# else
1454# include <sys/dir.h>
1455# endif
663a0e37
LW
1456# endif
1457# endif
4633a7c4 1458#endif
a687059c 1459
12ae5dfc
JH
1460#ifdef PERL_MICRO
1461# ifndef DIR
1462# define DIR void
1463# endif
1464#endif
1465
352d5a3a
LW
1466#ifdef FPUTS_BOTCH
1467/* work around botch in SunOS 4.0.1 and 4.0.2 */
1468# ifndef fputs
79072805 1469# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1470# endif
1471#endif
1472
c623bd54
LW
1473/*
1474 * The following gobbledygook brought to you on behalf of __STDC__.
1475 * (I could just use #ifndef __STDC__, but this is more bulletproof
1476 * in the face of half-implementations.)
1477 */
1478
7114a2d2 1479#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1480#include <sys/mode.h>
1481#endif
1482
c623bd54
LW
1483#ifndef S_IFMT
1484# ifdef _S_IFMT
1485# define S_IFMT _S_IFMT
1486# else
1487# define S_IFMT 0170000
1488# endif
1489#endif
1490
1491#ifndef S_ISDIR
1492# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1493#endif
1494
1495#ifndef S_ISCHR
1496# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1497#endif
1498
1499#ifndef S_ISBLK
fe14fcc3
LW
1500# ifdef S_IFBLK
1501# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1502# else
1503# define S_ISBLK(m) (0)
1504# endif
c623bd54
LW
1505#endif
1506
1507#ifndef S_ISREG
1508# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1509#endif
1510
1511#ifndef S_ISFIFO
fe14fcc3
LW
1512# ifdef S_IFIFO
1513# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1514# else
1515# define S_ISFIFO(m) (0)
1516# endif
c623bd54
LW
1517#endif
1518
1519#ifndef S_ISLNK
1520# ifdef _S_ISLNK
1521# define S_ISLNK(m) _S_ISLNK(m)
1522# else
1523# ifdef _S_IFLNK
1524# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1525# else
1526# ifdef S_IFLNK
1527# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1528# else
1529# define S_ISLNK(m) (0)
1530# endif
1531# endif
1532# endif
1533#endif
1534
1535#ifndef S_ISSOCK
1536# ifdef _S_ISSOCK
1537# define S_ISSOCK(m) _S_ISSOCK(m)
1538# else
1539# ifdef _S_IFSOCK
1540# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1541# else
1542# ifdef S_IFSOCK
1543# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1544# else
1545# define S_ISSOCK(m) (0)
1546# endif
1547# endif
1548# endif
1549#endif
1550
1551#ifndef S_IRUSR
1552# ifdef S_IREAD
1553# define S_IRUSR S_IREAD
1554# define S_IWUSR S_IWRITE
1555# define S_IXUSR S_IEXEC
1556# else
1557# define S_IRUSR 0400
1558# define S_IWUSR 0200
1559# define S_IXUSR 0100
1560# endif
fac7cdfc 1561#endif
1562
1563#ifndef S_IRGRP
1564# ifdef S_IRUSR
1565# define S_IRGRP (S_IRUSR>>3)
1566# define S_IWGRP (S_IWUSR>>3)
1567# define S_IXGRP (S_IXUSR>>3)
1568# else
1569# define S_IRGRP 0040
1570# define S_IWGRP 0020
1571# define S_IXGRP 0010
1572# endif
1573#endif
1574
1575#ifndef S_IROTH
1576# ifdef S_IRUSR
1577# define S_IROTH (S_IRUSR>>6)
1578# define S_IWOTH (S_IWUSR>>6)
1579# define S_IXOTH (S_IXUSR>>6)
1580# else
1581# define S_IROTH 0040
1582# define S_IWOTH 0020
1583# define S_IXOTH 0010
1584# endif
c623bd54
LW
1585#endif
1586
1587#ifndef S_ISUID
1588# define S_ISUID 04000
1589#endif
1590
1591#ifndef S_ISGID
1592# define S_ISGID 02000
1593#endif
1594
ca6e1c26
JH
1595#ifndef S_IRWXU
1596# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1597#endif
ca6e1c26
JH
1598
1599#ifndef S_IRWXG
1600# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1601#endif
ca6e1c26
JH
1602
1603#ifndef S_IRWXO
1604# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1605#endif
ca6e1c26 1606
df00ff3b 1607/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH
1608 * which would get included through <sys/file.h >, but that is 3000
1609 * lines in the future. --jhi */
1610
df00ff3b 1611#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1612# define S_IREAD S_IRUSR
1613#endif
1614
df00ff3b 1615#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1616# define S_IWRITE S_IWUSR
1617#endif
1618
1619#ifndef S_IEXEC
1620# define S_IEXEC S_IXUSR
1621#endif
1622
79072805
LW
1623#ifdef ff_next
1624# undef ff_next
352d5a3a
LW
1625#endif
1626
a0d0e21e 1627#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1628# define SLOPPYDIVIDE
1629#endif
1630
748a9306
LW
1631#ifdef UV
1632#undef UV
1633#endif
1634
c89df6bf
JH
1635#ifdef SPRINTF_E_BUG
1636# define sprintf UTS_sprintf_wrap
1637#endif
1638
ce582cee
NC
1639/* For the times when you want the return value of sprintf, and you want it
1640 to be the length. Can't have a thread variable passed in, because C89 has
1641 no varargs macros.
1642*/
1643#ifdef SPRINTF_RETURNS_STRLEN
1644# define my_sprintf sprintf
1645#else
1646# define my_sprintf Perl_my_sprintf
1647#endif
1648
5b692037
JH
1649/*
1650 * If we have v?snprintf() and the C99 variadic macros, we can just
1651 * use just the v?snprintf(). It is nice to try to trap the buffer
1652 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD
1653 * gcc statement expressions, then use the function wrappers which try
1654 * to trap the overflow. If we can use the gcc statement expressions,
1655 * we can try that even with the version that uses the C99 variadic
1656 * macros.
5b692037
JH
1657 */
1658
1208b3dd
JH
1659/* Note that we do not check against snprintf()/vsnprintf() returning
1660 * negative values because that is non-standard behaviour and we use
1661 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1662 * that should be true only if the snprintf()/vsnprintf() are true
1663 * to the standard. */
1664
dfeee9b1 1665#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1666# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1667# 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 1668# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1669# else
1670# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1671# endif
1672#else
1673# define my_snprintf Perl_my_snprintf
1208b3dd 1674# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1675#endif
1676
dfeee9b1 1677#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1678# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1679# 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 1680# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH
1681# else
1682# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1683# endif
1684#else
1685# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1686# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1687#endif
d9fad198 1688
a6cc4119
SP
1689#ifdef HAS_STRLCAT
1690# define my_strlcat strlcat
1691#else
1692# define my_strlcat Perl_my_strlcat
1693#endif
1694
1695#ifdef HAS_STRLCPY
1696# define my_strlcpy strlcpy
1697#else
1698# define my_strlcpy Perl_my_strlcpy
1699#endif
1700
c495e728
JH
1701/* Configure gets this right but the UTS compiler gets it wrong.
1702 -- Hal Morris <hom00@utsglobal.com> */
1703#ifdef UTS
1704# undef UVTYPE
1705# define UVTYPE unsigned
1706#endif
1707
05f13f53 1708/*
27d4fb96
PP
1709 The IV type is supposed to be long enough to hold any integral
1710 value or a pointer.
1711 --Andy Dougherty August 1996
1712*/
1713
a22e52b9
JH
1714typedef IVTYPE IV;
1715typedef UVTYPE UV;
8175356b 1716
10cc9d2a 1717#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1718# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1719# define IV_MAX INT64_MAX
1720# define IV_MIN INT64_MIN
1721# define UV_MAX UINT64_MAX
cae7ae48
JH
1722# ifndef UINT64_MIN
1723# define UINT64_MIN 0
1724# endif
5ff3f7a4
GS
1725# define UV_MIN UINT64_MIN
1726# else
1727# define IV_MAX PERL_QUAD_MAX
1728# define IV_MIN PERL_QUAD_MIN
1729# define UV_MAX PERL_UQUAD_MAX
1730# define UV_MIN PERL_UQUAD_MIN
1731# endif
cf2093f6
JH
1732# define IV_IS_QUAD
1733# define UV_IS_QUAD
79072805 1734#else
8175356b 1735# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1736# define IV_MAX INT32_MAX
1737# define IV_MIN INT32_MIN
716026f9
DL
1738# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1739# define UV_MAX UINT32_MAX
1740# else
1741# define UV_MAX 4294967295U
1742# endif
cae7ae48
JH
1743# ifndef UINT32_MIN
1744# define UINT32_MIN 0
1745# endif
5ff3f7a4
GS
1746# define UV_MIN UINT32_MIN
1747# else
1748# define IV_MAX PERL_LONG_MAX
1749# define IV_MIN PERL_LONG_MIN
1750# define UV_MAX PERL_ULONG_MAX
1751# define UV_MIN PERL_ULONG_MIN
1752# endif
8175356b 1753# if IVSIZE == 8
cf2093f6
JH
1754# define IV_IS_QUAD
1755# define UV_IS_QUAD
de1c2614
JH
1756# ifndef HAS_QUAD
1757# define HAS_QUAD
1758# endif
cf2093f6
JH
1759# else
1760# undef IV_IS_QUAD
1761# undef UV_IS_QUAD
de1c2614 1762# undef HAS_QUAD
cf2093f6 1763# endif
79072805 1764#endif
d7d93a81 1765
1109a392
MHM
1766#ifndef HAS_QUAD
1767# undef PERL_NEED_MY_HTOLE64
1768# undef PERL_NEED_MY_LETOH64
1769# undef PERL_NEED_MY_HTOBE64
1770# undef PERL_NEED_MY_BETOH64
1771#endif
1772
6cde8aec 1773#if defined(uts) || defined(UTS)
11afe549
HM
1774# undef UV_MAX
1775# define UV_MAX (4294967295u)
20601011
JH
1776#endif
1777
cae7ae48 1778#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1779#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1780
28e5dec8 1781#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1782#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1783#endif
1784
d460ef45 1785/*
26bb67e2
JH
1786 * The macros INT2PTR and NUM2PTR are (despite their names)
1787 * bi-directional: they will convert int/float to or from pointers.
1788 * However the conversion to int/float are named explicitly:
1789 * PTR2IV, PTR2UV, PTR2NV.
1790 *
1791 * For int conversions we do not need two casts if pointers are
1792 * the same size as IV and UV. Otherwise we need an explicit
1793 * cast (PTRV) to avoid compiler warnings.
1794 */
56431972
RB
1795#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1796# define PTRV UV
1797# define INT2PTR(any,d) (any)(d)
1798#else
d460ef45 1799# if PTRSIZE == LONGSIZE
56431972 1800# define PTRV unsigned long
e91e3b10 1801# define PTR2ul(p) (unsigned long)(p)
42718184 1802# else
56431972 1803# define PTRV unsigned
42718184 1804# endif
e91e3b10
RB
1805#endif
1806
1807#ifndef INT2PTR
56431972 1808# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1809#endif
e91e3b10
RB
1810
1811#ifndef PTR2ul
1812# define PTR2ul(p) INT2PTR(unsigned long,p)
1813#endif
1814
56431972
RB
1815#define NUM2PTR(any,d) (any)(PTRV)(d)
1816#define PTR2IV(p) INT2PTR(IV,p)
1817#define PTR2UV(p) INT2PTR(UV,p)
1818#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1819#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1820
8141890a
JH
1821/* According to strict ANSI C89 one cannot freely cast between
1822 * data pointers and function (code) pointers. There are at least
1823 * two ways around this. One (used below) is to do two casts,
1824 * first the other pointer to an (unsigned) integer, and then
1825 * the integer to the other pointer. The other way would be
1826 * to use unions to "overlay" the pointers. For an example of
1827 * the latter technique, see union dirpu in struct xpvio in sv.h.
1828 * The only feasible use is probably temporarily storing
1829 * function pointers in a data pointer (such as a void pointer). */
1830
e91e3b10
RB
1831#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1832#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1833
65202027 1834#ifdef USE_LONG_DOUBLE
1048ea30
JH
1835# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1836# define LONG_DOUBLE_EQUALS_DOUBLE
1837# endif
68d4903c 1838# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1839# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1840# endif
1841#endif
1842
2d4389e4
JH
1843#ifdef OVR_DBL_DIG
1844/* Use an overridden DBL_DIG */
1845# ifdef DBL_DIG
1846# undef DBL_DIG
1847# endif
1848# define DBL_DIG OVR_DBL_DIG
1849#else
1850/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1851 default value for printing floating point numbers in Gconvert
1852 (see config.h). (It also has other uses, such as figuring out if
1853 a given precision of printing can be done with a double instead of
1854 a long double - Allen).
2d4389e4
JH
1855*/
1856#ifdef I_LIMITS
1857#include <limits.h>
1858#endif
1859#ifdef I_FLOAT
1860#include <float.h>
1861#endif
1862#ifndef HAS_DBL_DIG
1863#define DBL_DIG 15 /* A guess that works lots of places */
1864#endif
1865#endif
1866
1867#ifdef OVR_LDBL_DIG
1868/* Use an overridden LDBL_DIG */
1869# ifdef LDBL_DIG
1870# undef LDBL_DIG
1871# endif
1872# define LDBL_DIG OVR_LDBL_DIG
1873#else
1874/* The following is all to get LDBL_DIG, in order to pick a nice
1875 default value for printing floating point numbers in Gconvert.
1876 (see config.h)
1877*/
68d4903c
JH
1878# ifdef I_LIMITS
1879# include <limits.h>
1880# endif
1881# ifdef I_FLOAT
1882# include <float.h>
1883# endif
1884# ifndef HAS_LDBL_DIG
1885# if LONG_DOUBLESIZE == 10
1886# define LDBL_DIG 18 /* assume IEEE */
1887# else
1888# if LONG_DOUBLESIZE == 12
1889# define LDBL_DIG 18 /* gcc? */
1890# else
1891# if LONG_DOUBLESIZE == 16
1892# define LDBL_DIG 33 /* assume IEEE */
1893# else
1894# if LONG_DOUBLESIZE == DOUBLESIZE
1895# define LDBL_DIG DBL_DIG /* bummer */
1896# endif
1897# endif
1898# endif
1899# endif
1900# endif
2d4389e4
JH
1901#endif
1902
20f6aaab
AS
1903/*
1904 * This is for making sure we have a good DBL_MAX value, if possible,
1905 * either for usage as NV_MAX or for usage in figuring out if we can
1906 * fit a given long double into a double, if bug-fixing makes it
1907 * necessary to do so. - Allen <allens@cpan.org>
1908 */
1909
205f51d8
AS
1910#ifdef I_LIMITS
1911# include <limits.h>
20f6aaab
AS
1912#endif
1913
205f51d8
AS
1914#ifdef I_VALUES
1915# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1916# include <values.h>
1917# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1918# define DBL_MAX MAXDOUBLE
1919# endif
1920# if defined(MINDOUBLE) && !defined(DBL_MIN)
1921# define DBL_MIN MINDOUBLE
1922# endif
1923# endif
1924#endif /* defined(I_VALUES) */
1925
a22e52b9 1926typedef NVTYPE NV;
8175356b 1927
792d8dab
JH
1928#ifdef I_IEEEFP
1929# include <ieeefp.h>
1930#endif
923fc586 1931
65202027 1932#ifdef USE_LONG_DOUBLE
923fc586
JH
1933# ifdef I_SUNMATH
1934# include <sunmath.h>
1935# endif
2d4389e4 1936# define NV_DIG LDBL_DIG
d6c14000
JH
1937# ifdef LDBL_MANT_DIG
1938# define NV_MANT_DIG LDBL_MANT_DIG
1939# endif
06fc1729
JH
1940# ifdef LDBL_MIN
1941# define NV_MIN LDBL_MIN
1942# endif
1943# ifdef LDBL_MAX
1944# define NV_MAX LDBL_MAX
1945# endif
1946# ifdef LDBL_MIN_10_EXP
1947# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1948# endif
1949# ifdef LDBL_MAX_10_EXP
1950# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1951# endif
1952# ifdef LDBL_EPSILON
1953# define NV_EPSILON LDBL_EPSILON
1954# endif
f4a14a62
JH
1955# ifdef LDBL_MAX
1956# define NV_MAX LDBL_MAX
20f6aaab 1957/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1958# else
1959# ifdef HUGE_VALL
1960# define NV_MAX HUGE_VALL
1961# else
1962# ifdef HUGE_VAL
1963# define NV_MAX ((NV)HUGE_VAL)
1964# endif
1965# endif
1966# endif
68d4903c 1967# ifdef HAS_SQRTL
68d4903c
JH
1968# define Perl_cos cosl
1969# define Perl_sin sinl
1970# define Perl_sqrt sqrtl
1971# define Perl_exp expl
1972# define Perl_log logl
1973# define Perl_atan2 atan2l
1974# define Perl_pow powl
1975# define Perl_floor floorl
1bbae031 1976# define Perl_ceil ceill
68d4903c
JH
1977# define Perl_fmod fmodl
1978# endif
a3540c92
JH
1979/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1980# ifdef HAS_MODFL
1981# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
1982/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1983 prototype in <math.h> */
1984# ifndef HAS_MODFL_PROTO
a221a8a5 1985EXTERN_C long double modfl(long double, long double *);
51997bc3 1986# endif
03476e8e
JH
1987# else
1988# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1989 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
1990# define Perl_modf(x,y) Perl_my_modfl(x,y)
1991# endif
a3540c92
JH
1992# endif
1993# ifdef HAS_FREXPL
dff3e0b8 1994# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
1995# else
1996# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1997 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
1998# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1999# endif
a3540c92 2000# endif
38dbb4c5 2001# ifndef Perl_isnan
758a5d79
JH
2002# ifdef HAS_ISNANL
2003# define Perl_isnan(x) isnanl(x)
2004# endif
2005# endif
2006# ifndef Perl_isinf
2007# ifdef HAS_FINITEL
2008# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
2009# endif
2010# endif
65202027 2011#else
2d4389e4 2012# define NV_DIG DBL_DIG
d6c14000
JH
2013# ifdef DBL_MANT_DIG
2014# define NV_MANT_DIG DBL_MANT_DIG
2015# endif
06fc1729
JH
2016# ifdef DBL_MIN
2017# define NV_MIN DBL_MIN
2018# endif
2019# ifdef DBL_MAX
2020# define NV_MAX DBL_MAX
2021# endif
2022# ifdef DBL_MIN_10_EXP
2023# define NV_MIN_10_EXP DBL_MIN_10_EXP
2024# endif
2025# ifdef DBL_MAX_10_EXP
2026# define NV_MAX_10_EXP DBL_MAX_10_EXP
2027# endif
2028# ifdef DBL_EPSILON
2029# define NV_EPSILON DBL_EPSILON
2030# endif
205f51d8 2031# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
2032# define NV_MAX DBL_MAX
2033# define NV_MIN DBL_MIN
2034# else
2035# ifdef HUGE_VAL
2036# define NV_MAX HUGE_VAL
2037# endif
2038# endif
65202027
DS
2039# define Perl_cos cos
2040# define Perl_sin sin
2041# define Perl_sqrt sqrt
2042# define Perl_exp exp
2043# define Perl_log log
2044# define Perl_atan2 atan2
2045# define Perl_pow pow
2046# define Perl_floor floor
1bbae031 2047# define Perl_ceil ceil
65202027 2048# define Perl_fmod fmod
a3540c92 2049# define Perl_modf(x,y) modf(x,y)
dff3e0b8 2050# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
2051#endif
2052
2053/* rumor has it that Win32 has _fpclass() */
2054
205f51d8
AS
2055/* SGI has fpclassl... but not with the same result values,
2056 * and it's via a typedef (not via #define), so will need to redo Configure
2057 * to use. Not worth the trouble, IMO, at least until the below is used
2058 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2059 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2060 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2061
758a5d79
JH
2062#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2063# ifdef I_IEEFP
2064# include <ieeefp.h>
2065# endif
2066# ifdef I_FP
2067# include <fp.h>
2068# endif
2069# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2070# define Perl_fp_class() fpclassl(x)
2071# else
2072# define Perl_fp_class() fpclass(x)
2073# endif
2074# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2075# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2076# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2077# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2078# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2079# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2080# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2081# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2082# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2083# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2084# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2085# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2086# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2087# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2088# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2089#endif
2090
7114a2d2 2091#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
2092# include <math.h>
2093# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2094# include <fp_class.h>
2095# endif
2096# define Perl_fp_class(x) fp_class(x)
2097# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2098# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2099# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2100# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2101# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2102# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2103# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2104# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2105# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2106# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2107# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2108# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2109# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2110# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2111# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2112#endif
2113
2114#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2115# include <math.h>
2116# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2117# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
2118# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2119# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2120# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2121# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2122#endif
2123
2124#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2125# include <math.h>
2126# ifndef _cplusplus
2127# define Perl_fp_class(x) class(x)
2128# else
2129# define Perl_fp_class(x) _class(x)
2130# endif
2131# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2132# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2133# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2134# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2135# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2136# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2137# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2138# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2139# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2140# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2141# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2142# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2143# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2144# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2145# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2146#endif
2147
2148/* rumor has it that Win32 has _isnan() */
2149
2150#ifndef Perl_isnan
a3540c92 2151# ifdef HAS_ISNAN
758a5d79
JH
2152# define Perl_isnan(x) isnan((NV)x)
2153# else
2154# ifdef Perl_fp_class_nan
2155# define Perl_isnan(x) Perl_fp_class_nan(x)
2156# else
2157# ifdef HAS_UNORDERED
2158# define Perl_isnan(x) unordered((x), 0.0)
2159# else
2160# define Perl_isnan(x) ((x)!=(x))
2161# endif
2162# endif
2163# endif
2164#endif
2165
ca6c63e1
JH
2166#ifdef UNDER_CE
2167int isnan(double d);
2168#endif
2169
758a5d79
JH
2170#ifndef Perl_isinf
2171# ifdef HAS_ISINF
2172# define Perl_isinf(x) isinf((NV)x)
a3540c92 2173# else
758a5d79
JH
2174# ifdef Perl_fp_class_inf
2175# define Perl_isinf(x) Perl_fp_class_inf(x)
2176# else
2177# define Perl_isinf(x) ((x)==NV_INF)
2178# endif
2179# endif
2180#endif
2181
2182#ifndef Perl_isfinite
2183# ifdef HAS_FINITE
2184# define Perl_isfinite(x) finite((NV)x)
2185# else
2186# ifdef HAS_ISFINITE
2187# define Perl_isfinite(x) isfinite(x)
2188# else
2189# ifdef Perl_fp_class_finite
2190# define Perl_isfinite(x) Perl_fp_class_finite(x)
2191# else
2192# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2193# endif
2194# endif
a3540c92 2195# endif
65202027
DS
2196#endif
2197
a36244b7
JH
2198/* The default is to use Perl's own atof() implementation (in numeric.c).
2199 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2200 * it is however best to use the native implementation of atof.
2201 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2202 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
2203 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2204 * you may need to be using a different function than atof! */
a36244b7
JH
2205
2206#ifndef USE_PERL_ATOF
2207# ifndef _UNICOS
2208# define USE_PERL_ATOF
2209# endif
2210#else
2211# if USE_PERL_ATOF == 0
2212# undef USE_PERL_ATOF
2213# endif
2214#endif
2215
2216#ifdef USE_PERL_ATOF
2217# define Perl_atof(s) Perl_my_atof(s)
2218# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2219#else
2220# define Perl_atof(s) (NV)atof(s)
2221# define Perl_atof2(s, n) ((n) = atof(s))
2222#endif
cf2093f6 2223
d460ef45 2224/* Previously these definitions used hardcoded figures.
760ac839
LW
2225 * It is hoped these formula are more portable, although
2226 * no data one way or another is presently known to me.
2227 * The "PERL_" names are used because these calculated constants
2228 * do not meet the ANSI requirements for LONG_MAX, etc., which
2229 * need to be constants acceptable to #if - kja
2230 * define PERL_LONG_MAX 2147483647L
2231 * define PERL_LONG_MIN (-LONG_MAX - 1)
2232 * define PERL ULONG_MAX 4294967295L
2233 */
2234
2235#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2236# include <limits.h>
760ac839 2237#endif
205f51d8 2238/* Included values.h above if necessary; still including limits.h down here,
486ec47a 2239 * despite doing above, because math.h might have overridden... XXX - Allen */
760ac839 2240
99abf803
PP
2241/*
2242 * Try to figure out max and min values for the integral types. THE CORRECT
2243 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2244 * following hacks are used if neither limits.h or values.h provide them:
2245 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2246 * for types < int: (unsigned TYPE)~(unsigned)0
2247 * The argument to ~ must be unsigned so that later signed->unsigned
2248 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2249 * and it must not be smaller than int because ~ does integral promotion.
2250 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2251 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2252 * The latter is a hack which happens to work on some machines but
2253 * does *not* catch any random system, or things like integer types
2254 * with NaN if that is possible.
2255 *
2256 * All of the types are explicitly cast to prevent accidental loss of
2257 * numeric range, and in the hope that they will be less likely to confuse
2258 * over-eager optimizers.
2259 *
2260 */
27d4fb96 2261
99abf803
PP
2262#define PERL_UCHAR_MIN ((unsigned char)0)
2263
2264#ifdef UCHAR_MAX
2265# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2266#else
99abf803
PP
2267# ifdef MAXUCHAR
2268# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2269# else
99abf803 2270# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
2271# endif
2272#endif
d460ef45 2273
99abf803
PP
2274/*
2275 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2276 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2277 * depending on local options. Until Configure detects this (or at least
2278 * detects whether the "signed" keyword is available) the CHAR ranges
2279 * will not be included. UCHAR functions normally.
2280 * - kja
2281 */
27d4fb96 2282
99abf803
PP
2283#define PERL_USHORT_MIN ((unsigned short)0)
2284
2285#ifdef USHORT_MAX
2286# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2287#else
99abf803
PP
2288# ifdef MAXUSHORT
2289# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2290# else
ef2f54b0
CB
2291# ifdef USHRT_MAX
2292# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2293# else
2294# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2295# endif
27d4fb96
PP
2296# endif
2297#endif
2298
27d4fb96 2299#ifdef SHORT_MAX
99abf803 2300# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2301#else
2302# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2303# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2304# else
ef2f54b0
CB
2305# ifdef SHRT_MAX
2306# define PERL_SHORT_MAX ((short)SHRT_MAX)
2307# else
2308# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2309# endif
27d4fb96
PP
2310# endif
2311#endif
2312
2313#ifdef SHORT_MIN
99abf803 2314# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2315#else
2316# ifdef MINSHORT
99abf803 2317# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2318# else
ef2f54b0
CB
2319# ifdef SHRT_MIN
2320# define PERL_SHORT_MIN ((short)SHRT_MIN)
2321# else
2322# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2323# endif
27d4fb96
PP
2324# endif
2325#endif
2326
99abf803
PP
2327#ifdef UINT_MAX
2328# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2329#else
99abf803
PP
2330# ifdef MAXUINT
2331# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2332# else
99abf803 2333# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2334# endif
2335#endif
2336
99abf803 2337#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2338
2339#ifdef INT_MAX
99abf803 2340# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2341#else
2342# ifdef MAXINT /* Often used in <values.h> */
99abf803 2343# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2344# else
99abf803 2345# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2346# endif
2347#endif
2348
2349#ifdef INT_MIN
99abf803 2350# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2351#else
2352# ifdef MININT
99abf803 2353# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2354# else
2355# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2356# endif
2357#endif
2358
99abf803
PP
2359#ifdef ULONG_MAX
2360# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2361#else
99abf803
PP
2362# ifdef MAXULONG
2363# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2364# else
99abf803 2365# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2366# endif
2367#endif
2368
99abf803 2369#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2370
760ac839 2371#ifdef LONG_MAX
99abf803 2372# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2373#else
2374# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2375# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2376# else
99abf803 2377# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2378# endif
2379#endif
2380
2381#ifdef LONG_MIN
99abf803 2382# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2383#else
2384# ifdef MINLONG
99abf803 2385# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2386# else
27d4fb96 2387# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2388# endif
2389#endif
2390
d7d93a81 2391#ifdef UV_IS_QUAD
99abf803 2392
99abf803 2393# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2394# define PERL_UQUAD_MIN ((UV)0)
99abf803 2395# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2396# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2397
79072805
LW
2398#endif
2399
830247a4 2400struct RExC_state_t;
8e11feef 2401struct _reg_trie_data;
880b20b6 2402
ee0007ab 2403typedef MEM_SIZE STRLEN;
450a55e4 2404
598921a7
NC
2405#ifdef PERL_MAD
2406typedef struct token TOKEN;
2407typedef struct madprop MADPROP;
2408typedef struct nexttoken NEXTTOKE;
2409#endif
79072805
LW
2410typedef struct op OP;
2411typedef struct cop COP;
2412typedef struct unop UNOP;
2413typedef struct binop BINOP;
2414typedef struct listop LISTOP;
2415typedef struct logop LOGOP;
79072805
LW
2416typedef struct pmop PMOP;
2417typedef struct svop SVOP;
7934575e 2418typedef struct padop PADOP;
79072805 2419typedef struct pvop PVOP;
79072805
LW
2420typedef struct loop LOOP;
2421
52db365a 2422typedef struct block_hooks BHK;
1830b3d9 2423typedef struct custom_op XOP;
52db365a 2424
cd1541b2
NC
2425typedef struct interpreter PerlInterpreter;
2426
d2b3f365
SS
2427/* Amdahl's <ksync.h> has struct sv */
2428/* SGI's <sys/sema.h> has struct sv */
2429#if defined(UTS) || defined(__sgi)
2430# define STRUCT_SV perl_sv
b8d3c5db
JH
2431#else
2432# define STRUCT_SV sv
2433#endif
2434typedef struct STRUCT_SV SV;
79072805
LW
2435typedef struct av AV;
2436typedef struct hv HV;
2437typedef struct cv CV;
d2f13c59 2438typedef struct p5rx REGEXP;
79072805 2439typedef struct gp GP;
0c30d9ec 2440typedef struct gv GV;
8990e307 2441typedef struct io IO;
c09156bb 2442typedef struct context PERL_CONTEXT;
79072805
LW
2443typedef struct block BLOCK;
2444
2445typedef struct magic MAGIC;
2446typedef struct xpv XPV;
2447typedef struct xpviv XPVIV;
ff68c719 2448typedef struct xpvuv XPVUV;
79072805
LW
2449typedef struct xpvnv XPVNV;
2450typedef struct xpvmg XPVMG;
2451typedef struct xpvlv XPVLV;
2452typedef struct xpvav XPVAV;
2453typedef struct xpvhv XPVHV;
2454typedef struct xpvgv XPVGV;
2455typedef struct xpvcv XPVCV;
2456typedef struct xpvbm XPVBM;
2457typedef struct xpvfm XPVFM;
8990e307 2458typedef struct xpvio XPVIO;
79072805
LW
2459typedef struct mgvtbl MGVTBL;
2460typedef union any ANY;
5f7fde29
GS
2461typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2462typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2463typedef struct clone_params CLONE_PARAMS;
2464
378cc40b 2465#include "handy.h"
a0d0e21e 2466
6b8eaf93 2467#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2468# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2469# define USE_64_BIT_RAWIO /* implicit */
2470# endif
4564133c
JH
2471#endif
2472
6b8eaf93
JH
2473/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2474 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2475 * however, because operating systems like to do that themself. */
2476#ifndef FSEEKSIZE
2477# ifdef HAS_FSEEKO
2478# define FSEEKSIZE LSEEKSIZE
2479# else
2480# define FSEEKSIZE LONGSIZE
d460ef45 2481# endif
6b8eaf93
JH
2482#endif
2483
2484#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2485# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2486# define USE_64_BIT_STDIO /* implicit */
2487# endif
2488#endif
4564133c 2489
09458382 2490#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2491# ifdef HAS_OFF64_T
2492# undef Off_t
2493# define Off_t off64_t
2494# undef LSEEKSIZE
2495# define LSEEKSIZE 8
5ff3f7a4 2496# endif
d9b3e12d
JH
2497/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2498 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2499 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2500# if defined(USE_OPEN64)
2501# define open open64
5ff3f7a4 2502# endif
d9b3e12d
JH
2503# if defined(USE_LSEEK64)
2504# define lseek lseek64
6b8eaf93
JH
2505# else
2506# if defined(USE_LLSEEK)
2507# define lseek llseek
2508# endif
d9b3e12d
JH
2509# endif
2510# if defined(USE_STAT64)
2511# define stat stat64
2512# endif
2513# if defined(USE_FSTAT64)
2514# define fstat fstat64
2515# endif
2516# if defined(USE_LSTAT64)
2517# define lstat lstat64
2518# endif
2519# if defined(USE_FLOCK64)
2520# define flock flock64
2521# endif
2522# if defined(USE_LOCKF64)
2523# define lockf lockf64
2524# endif
2525# if defined(USE_FCNTL64)
2526# define fcntl fcntl64
2527# endif
2528# if defined(USE_TRUNCATE64)
2529# define truncate truncate64
2530# endif
2531# if defined(USE_FTRUNCATE64)
2532# define ftruncate ftruncate64
2533# endif
2534#endif
2535
2536#ifdef USE_64_BIT_STDIO
2537# ifdef HAS_FPOS64_T
2538# undef Fpos_t
2539# define Fpos_t fpos64_t
2540# endif
2541/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2542 * will trigger defines like the ones below. Some 64-bit environments,
2543 * however, do not. */
2544# if defined(USE_FOPEN64)
2545# define fopen fopen64
2546# endif
2547# if defined(USE_FSEEK64)
6b8eaf93 2548# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2549# endif
2550# if defined(USE_FTELL64)
6b8eaf93 2551# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2552# endif
2553# if defined(USE_FSETPOS64)
2554# define fsetpos fsetpos64
2555# endif
2556# if defined(USE_FGETPOS64)
2557# define fgetpos fgetpos64
2558# endif
2559# if defined(USE_TMPFILE64)
2560# define tmpfile tmpfile64
2561# endif
2562# if defined(USE_FREOPEN64)
2563# define freopen freopen64
5ff3f7a4
GS
2564# endif
2565#endif
2566
e37778c2 2567#if defined(OS2)
2c2d71f5
JH
2568# include "iperlsys.h"
2569#endif
2570
6f71a643 2571#if defined(__OPEN_VM)
19848b3f
JH
2572# include "vmesa/vmesaish.h"
2573# define ISHISH "vmesa"
6f71a643
JH
2574#endif
2575
748a9306 2576#ifdef DOSISH
19848b3f
JH
2577# if defined(OS2)
2578# include "os2ish.h"
2579# else
2580# include "dosish.h"
2581# endif
2582# define ISHISH "dos"
2583#endif
2584
2585#if defined(VMS)
748a9306 2586# include "vmsish.h"
96e176bf 2587# include "embed.h"
eb8433b7
NC
2588# ifndef PERL_MAD
2589# undef op_getmad
b3f24c00 2590# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2591# endif
19848b3f
JH
2592# define ISHISH "vms"
2593#endif
2594
2595#if defined(PLAN9)
2596# include "./plan9/plan9ish.h"
2597# define ISHISH "plan9"
2598#endif
2599
2600#if defined(MPE)
2601# include "mpeix/mpeixish.h"
2602# define ISHISH "mpeix"
2603#endif
2604
2605#if defined(__VOS__)
196918b0
PG
2606# ifdef __GNUC__
2607# include "./vos/vosish.h"
2608# else
2609# include "vos/vosish.h"
2610# endif
19848b3f
JH
2611# define ISHISH "vos"
2612#endif
2613
2614#if defined(EPOC)
2615# include "epocish.h"
2616# define ISHISH "epoc"
2617#endif
2618
9969cdde 2619#ifdef __SYMBIAN32__
27da23d5
JH
2620# include "symbian/symbianish.h"
2621# include "embed.h"
eb8433b7
NC
2622# ifndef PERL_MAD
2623# undef op_getmad
b3f24c00 2624# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2625# endif
27da23d5
JH
2626# define ISHISH "symbian"
2627#endif
2628
19848b3f 2629
df00ff3b
IW
2630#if defined(__HAIKU__)
2631# include "haiku/haikuish.h"
2632# define ISHISH "haiku"
2633#elif defined(__BEOS__)
efca5cc6
JH
2634# include "beos/beosish.h"
2635# define ISHISH "beos"
2636#endif
2637
19848b3f
JH
2638#ifndef ISHISH
2639# include "unixish.h"
2640# define ISHISH "unix"
13b6e58c
JH
2641#endif
2642
2946a158
JH
2643/* NSIG logic from Configure --> */
2644/* Strange style to avoid deeply-nested #if/#else/#endif */
2645#ifndef NSIG
2646# ifdef _NSIG
2647# define NSIG (_NSIG)
2648# endif
2649#endif
2650
2651#ifndef NSIG
2652# ifdef SIGMAX
2653# define NSIG (SIGMAX+1)
2654# endif
2655#endif
2656
2657#ifndef NSIG
2658# ifdef SIG_MAX
2659# define NSIG (SIG_MAX+1)
2660# endif
2661#endif
2662
2663#ifndef NSIG
2664# ifdef _SIG_MAX
2665# define NSIG (_SIG_MAX+1)
2666# endif
2667#endif
2668
2669#ifndef NSIG
2670# ifdef MAXSIG
2671# define NSIG (MAXSIG+1)
2672# endif
2673#endif
2674
2675#ifndef NSIG
2676# ifdef MAX_SIG
2677# define NSIG (MAX_SIG+1)
2678# endif
2679#endif
2680
2681#ifndef NSIG
2682# ifdef SIGARRAYSIZE
2683# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2684# endif
2685#endif
2686
2687#ifndef NSIG
2688# ifdef _sys_nsig
2689# define NSIG (_sys_nsig) /* Solaris 2.5 */
2690# endif
2691#endif
2692
2693/* Default to some arbitrary number that's big enough to get most
2694 of the common signals.
2695*/
2696#ifndef NSIG
2697# define NSIG 50
2698#endif
2699/* <-- NSIG logic from Configure */
2700
13b6e58c
JH
2701#ifndef NO_ENVIRON_ARRAY
2702# define USE_ENVIRON_ARRAY
2703#endif
32f822de 2704
c77b533b
JH
2705/*
2706 * initialise to avoid floating-point exceptions from overflow, etc
2707 */
2708#ifndef PERL_FPU_INIT
2709# ifdef HAS_FPSETMASK
2710# if HAS_FLOATINGPOINT_H
2711# include <floatingpoint.h>
2712# endif
ad3a8c67
NC
2713/* Some operating systems have this as a macro, which in turn expands to a comma
2714 expression, and the last sub-expression is something that gets calculated,
2715 and then they have the gall to warn that a value computed is not used. Hence
2716 cast to void. */
2717# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2718# else
2f42fcb0 2719# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2720# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS
2721# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2722# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2723# else
2724# define PERL_FPU_INIT
2f42fcb0 2725
7014c407 2726# endif
c77b533b
JH
2727# endif
2728#endif
b35112e7
CS
2729#ifndef PERL_FPU_PRE_EXEC
2730# define PERL_FPU_PRE_EXEC {
2731# define PERL_FPU_POST_EXEC }
2732#endif
c77b533b 2733
cbec8ebe
DM
2734#ifndef PERL_SYS_INIT3_BODY
2735# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ
2736#endif
2737
eb533572
DM
2738/*
2739=for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2740Provides system-specific tune up of the C runtime environment necessary to
2741run Perl interpreters. This should be called only once, before creating
2742any Perl interpreters.
2743
2744=for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2745Provides system-specific tune up of the C runtime environment necessary to
2746run Perl interpreters. This should be called only once, before creating
2747any Perl interpreters.
2748
2749=for apidoc Am|void|PERL_SYS_TERM|
2750Provides system-specific clean up of the C runtime environment after
2751running Perl interpreters. This should be called only once, after
2752freeing any remaining Perl interpreters.
2753
2754=cut
2755 */
2756
cbec8ebe
DM
2757#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2758#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2759#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2760
be708cc0
JH
2761#ifndef PERL_WRITE_MSG_TO_CONSOLE
2762# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2763#endif
2764
0f31cffe
GS
2765#ifndef MAXPATHLEN
2766# ifdef PATH_MAX
b990c8b2
JH
2767# ifdef _POSIX_PATH_MAX
2768# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2769/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2770 * included the null byte or not. Later amendments of POSIX,
2771 * XPG4, the Austin Group, and the Single UNIX Specification
2772 * all explicitly include the null byte in the PATH_MAX.
2773 * Ditto for _POSIX_PATH_MAX. */
2774# define MAXPATHLEN PATH_MAX
b990c8b2 2775# else
09448d78 2776# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2777# endif
2778# else
2779# define MAXPATHLEN (PATH_MAX+1)
2780# endif
0f31cffe 2781# else
b990c8b2 2782# ifdef _POSIX_PATH_MAX
09448d78 2783# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2784# else
2785# define MAXPATHLEN 1024 /* Err on the large side. */
2786# endif
0f31cffe
GS
2787# endif
2788#endif
2789
c80263a8
SH
2790/* In case Configure was not used (we are using a "canned config"
2791 * such as Win32, or a cross-compilation setup, for example) try going
2792 * by the gcc major and minor versions. One useful URL is
2793 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2794 * but contrary to this information warn_unused_result seems
2795 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD
2796 * Also, when building extensions with an installed perl, this allows
2797 * the user to upgrade gcc and get the right attributes, rather than
2798 * relying on the list generated at Configure time. --AD
c80263a8
SH
2799 * Set these up now otherwise we get confused when some of the <*thread.h>
2800 * includes below indirectly pull in <perlio.h> (which needs to know if we
2801 * have HASATTRIBUTE_FORMAT).
2802 */
2803
4d7c7898 2804#ifndef PERL_MICRO
fc2007d4 2805#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS
2806# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2807# define HASATTRIBUTE_DEPRECATED
2808# endif
c80263a8
SH
2809# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2810# define HASATTRIBUTE_FORMAT
63cdf24b
SH
2811# if defined __MINGW32__
2812# define PRINTF_FORMAT_NULL_OK
2813# endif
c80263a8
SH
2814# endif
2815# if __GNUC__ >= 3 /* 3.0 -> */
2816# define HASATTRIBUTE_MALLOC
2817# endif
2818# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2819# define HASATTRIBUTE_NONNULL
2820# endif
2821# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2822# define HASATTRIBUTE_NORETURN
2823# endif
2824# if __GNUC__ >= 3 /* gcc 3.0 -> */
2825# define HASATTRIBUTE_PURE
2826# endif
42bf5550 2827# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH
2828# define HASATTRIBUTE_UNUSED
2829# endif
d324fe49
AD
2830# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2831# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2832# endif
c80263a8
SH
2833# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2834# define HASATTRIBUTE_WARN_UNUSED_RESULT
2835# endif
2836#endif
00f254e2 2837#endif /* #ifndef PERL_MICRO */
c80263a8 2838
3db8f154 2839/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2840 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2841 * this results in many functions being undeclared which bothers C++
2842 * May make sense to have threads after "*ish.h" anyway
2843 */
2844
3db8f154 2845#if defined(USE_ITHREADS)
2986a63f
JH
2846# ifdef NETWARE
2847# include <nw5thread.h>
2848# else
32f822de
GS
2849# ifdef FAKE_THREADS
2850# include "fakethr.h"
2851# else
2852# ifdef WIN32
2853# include <win32thread.h>
2854# else
dd96f567
IZ
2855# ifdef OS2
2856# include "os2thread.h"
2857# else
7f3d1cf1 2858# ifdef I_MACH_CTHREADS
bdd66968 2859# include <mach/cthreads.h>
8f1f23e8 2860# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2861# define MUTEX_INIT_CALLS_MALLOC
2862# endif
7f3d1cf1
BH
2863typedef cthread_t perl_os_thread;
2864typedef mutex_t perl_mutex;
2865typedef condition_t perl_cond;
2866typedef void * perl_key;
2867# else /* Posix threads */
1f5ae88c
JH
2868# ifdef I_PTHREAD
2869# include <pthread.h>
2870# endif
7f3d1cf1
BH
2871typedef pthread_t perl_os_thread;
2872typedef pthread_mutex_t perl_mutex;
2873typedef pthread_cond_t perl_cond;
2874typedef pthread_key_t perl_key;
2875# endif /* I_MACH_CTHREADS */
dd96f567 2876# endif /* OS2 */
32f822de
GS
2877# endif /* WIN32 */
2878# endif /* FAKE_THREADS */
2986a63f 2879#endif /* NETWARE */
3db8f154 2880#endif /* USE_ITHREADS */
c5be433b 2881
66a93824 2882#if defined(WIN32)
1feb2720 2883# include "win32.h"
c5be433b
GS
2884#endif
2885
2986a63f
JH
2886#ifdef NETWARE
2887# include "netware.h"
2888#endif
2889
e5218da5 2890#define STATUS_UNIX PL_statusvalue
68dc0745 2891#ifdef VMS
6b88bc9c 2892# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2893/*
2894 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2895 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM
2896 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2897 * be updated also.
2898 */
2899# include <stsdef.h>
2900# include <ssdef.h>
2901/* Presume this because if VMS changes it, it will require a new
2902 * set of APIs for waiting on children for binary compatibility.
2903 */
2904# define child_offset_bits (8)
2905# ifndef C_FAC_POSIX
2906# define C_FAC_POSIX 0x35A000
2907# endif
2908
2909/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2910 * platform from the existing UNIX or Native status values.
2911 */
2912
37038d91 2913# define STATUS_EXIT \
7a7fd8e0
JM
2914 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2915 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2916
7a7fd8e0 2917
fb38d079
JM
2918/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2919 * exit code and shifts the UNIX value over the correct number of bits to
2920 * be a child status. Usually the number of bits is 8, but that could be
2921 * platform dependent. The NATIVE status code is presumed to have either
2922 * from a child process.
7a7fd8e0
JM
2923 */
2924
fb38d079
JM
2925/* This is complicated. The child processes return a true native VMS
2926 status which must be saved. But there is an assumption in Perl that
2927 the UNIX child status has some relationship to errno values, so
00f254e2 2928 Perl tries to translate it to text in some of the tests.
fb38d079
JM
2929 In order to get the string translation correct, for the error, errno
2930 must be EVMSERR, but that generates a different text message
2931 than what the test programs are expecting. So an errno value must
2932 be derived from the native status value when an error occurs.
2933 That will hide the true native status message. With this version of
2934 perl, the true native child status can always be retrieved so that
2935 is not a problem. But in this case, Pl_statusvalue and errno may
2936 have different values in them.
2937 */
7a7fd8e0 2938
fb38d079 2939# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2940 STMT_START { \
2fbb330f
JM
2941 I32 evalue = (I32)n; \
2942 if (evalue == EVMSERR) { \
2943 PL_statusvalue_vms = vaxc$errno; \
2944 PL_statusvalue = evalue; \
7a7fd8e0 2945 } else { \
2fbb330f 2946 PL_statusvalue_vms = evalue; \
fb38d079 2947 if (evalue == -1) { \
3280af22 2948 PL_statusvalue = -1; \
7a7fd8e0
JM
2949 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2950 } else \
fb38d079 2951 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2952 set_vaxc_errno(evalue); \
fb38d079
JM
2953 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2954 set_errno(EVMSERR); \
2955 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2956 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2957 } \
68dc0745 2958 } STMT_END
7a7fd8e0 2959
68dc0745 2960# ifdef VMSISH_STATUS
e5218da5 2961# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2962# else
e5218da5 2963# define STATUS_CURRENT STATUS_UNIX
68dc0745 2964# endif
7a7fd8e0
JM
2965
2966 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2967 * the NATIVE status to an equivalent value. Can not be used to translate
2968 * exit code values as exit code values are not guaranteed to have any
2969 * relationship at all to errno values.
2970 * This is used when Perl is forcing errno to have a specific value.
2971 */
e5218da5 2972# define STATUS_UNIX_SET(n) \
68dc0745 2973 STMT_START { \
7a7fd8e0 2974 I32 evalue = (I32)n; \
0968cdad 2975 PL_statusvalue = evalue; \
3280af22 2976 if (PL_statusvalue != -1) { \
0968cdad
JM
2977 if (PL_statusvalue != EVMSERR) { \
2978 PL_statusvalue &= 0xFFFF; \
2979 if (MY_POSIX_EXIT) \
2980 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2981 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2982 } \
2983 else { \
2984 PL_statusvalue_vms = vaxc$errno; \
2985 } \
68dc0745 2986 } \
0968cdad
JM
2987 else PL_statusvalue_vms = SS$_ABORT; \
2988 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM
2989 } STMT_END
2990
2991 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM
2992 * the NATIVE error status based on it.
2993 *
2994 * When in the default mode to comply with the Perl VMS documentation,
2995 * 0 is a success and any other code sets the NATIVE status to a failure
2996 * code of SS$_ABORT.
fb38d079
JM
2997 *
2998 * In the new POSIX EXIT mode, native status will be set so that the
2999 * actual exit code will can be retrieved by the calling program or
3000 * shell.
3001 *
3002 * If the exit code is not clearly a UNIX parent or child exit status,
3003 * it will be passed through as a VMS status.
7a7fd8e0
JM
3004 */
3005
fb38d079 3006# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM
3007 STMT_START { \
3008 I32 evalue = (I32)n; \
3009 PL_statusvalue = evalue; \
e08e1e1d
JM
3010 if (MY_POSIX_EXIT) { \
3011 if (evalue <= 0xFF00) { \
3012 if (evalue > 0xFF) \
3013 evalue = (evalue >> child_offset_bits) & 0xFF; \
3014 PL_statusvalue_vms = \
3015 (C_FAC_POSIX | (evalue << 3 ) | \
3016 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3017 } else /* forgive them Perl, for they have sinned */ \
3018 PL_statusvalue_vms = evalue; \
3019 } else { \
3020 if (evalue == 0) \
3021 PL_statusvalue_vms = SS$_NORMAL; \
3022 else if (evalue <= 0xFF00) \
3023 PL_statusvalue_vms = SS$_ABORT; \
3024 else { /* forgive them Perl, for they have sinned */ \
3025 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3026 else PL_statusvalue_vms = vaxc$errno; \
3027 /* And obviously used a VMS status value instead of UNIX */ \
3028 PL_statusvalue = EVMSERR; \
3029 } \
3030 set_vaxc_errno(PL_statusvalue_vms); \
3031 } \
68dc0745 3032 } STMT_END
fb38d079 3033
e08e1e1d 3034
6ac6a52b
JM
3035 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3036 * and sets the NATIVE error status based on it. This special case
3037 * is needed to maintain compatibility with past VMS behavior.
3038 *
3039 * In the default mode on VMS, this number is passed through as
3040 * both the NATIVE and UNIX status. Which makes it different
3041 * that the STATUS_UNIX_EXIT_SET.
3042 *
3043 * In the new POSIX EXIT mode, native status will be set so that the
3044 * actual exit code will can be retrieved by the calling program or
3045 * shell.
3046 *
1a3aec58
JM
3047 * A POSIX exit code is from 0 to 255. If the exit code is higher
3048 * than this, it needs to be assumed that it is a VMS exit code and
3049 * passed through.
6ac6a52b
JM
3050 */
3051
3052# define STATUS_EXIT_SET(n) \
3053 STMT_START { \
3054 I32 evalue = (I32)n; \
3055 PL_statusvalue = evalue; \
3056 if (MY_POSIX_EXIT) \
1a3aec58
JM
3057 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3058 PL_statusvalue_vms = \
3059 (C_FAC_POSIX | (evalue << 3 ) | \
3060 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM
3061 else \
3062 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3063 set_vaxc_errno(PL_statusvalue_vms); \
3064 } STMT_END
3065
fb38d079
JM
3066
3067 /* This macro forces a success status */
7a7fd8e0
JM
3068# define STATUS_ALL_SUCCESS \
3069 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM
3070
3071 /* This macro forces a failure status */
7a7fd8e0
JM
3072# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3073 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3074 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3075
68dc0745 3076#else
e5218da5 3077# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3078# if defined(WCOREDUMP)
37038d91 3079# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3080 STMT_START { \
3081 PL_statusvalue_posix = (n); \
3082 if (PL_statusvalue_posix == -1) \
3083 PL_statusvalue = -1; \
3084 else { \
3085 PL_statusvalue = \
3086 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3087 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3088 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3089 } \
3090 } STMT_END
3091# elif defined(WIFEXITED)
37038d91 3092# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3093 STMT_START { \
3094 PL_statusvalue_posix = (n); \
3095 if (PL_statusvalue_posix == -1) \
3096 PL_statusvalue = -1; \
3097 else { \
3098 PL_statusvalue = \
3099 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3100 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3101 } \
3102 } STMT_END
3103# else
37038d91 3104# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3105 STMT_START { \
3106 PL_statusvalue_posix = (n); \
3107 if (PL_statusvalue_posix == -1) \
3108 PL_statusvalue = -1; \
3109 else { \
3110 PL_statusvalue = \
3111 PL_statusvalue_posix & 0xFFFF; \
3112 } \
3113 } STMT_END
3114# endif
3115# define STATUS_UNIX_SET(n) \
68dc0745 3116 STMT_START { \
3280af22
NIS
3117 PL_statusvalue = (n); \
3118 if (PL_statusvalue != -1) \
3119 PL_statusvalue &= 0xFFFF; \
68dc0745 3120 } STMT_END
7a7fd8e0 3121# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3122# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3123# define STATUS_CURRENT STATUS_UNIX
37038d91 3124# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
3125# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3126# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
3127#endif
3128
cc3604b1
GS
3129/* flags in PL_exit_flags for nature of exit() */
3130#define PERL_EXIT_EXPECTED 0x01
31d77e54 3131#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3132
b79b76e0 3133#ifndef PERL_CORE
a7cb1f99 3134/* format to use for version numbers in file/directory names */
273cf8d1 3135/* XXX move to Configure? */
b79b76e0
NC
3136/* This was only ever used for the current version, and that can be done at
3137 compile time, as PERL_FS_VERSION, so should we just delete it? */
3138# ifndef PERL_FS_VER_FMT
3139# define PERL_FS_VER_FMT "%d.%d.%d"
3140# endif
3141#endif
3142
3143#ifndef PERL_FS_VERSION
3144# define PERL_FS_VERSION PERL_VERSION_STRING
0b94c7bb
GS
3145#endif
3146
45bc9206 3147/* This defines a way to flush all output buffers. This may be a
76549fef
JH
3148 * performance issue, so we allow people to disable it. Also, if
3149 * we are using stdio, there are broken implementations of fflush(NULL)
3150 * out there, Solaris being the most prominent.
45bc9206
GS
3151 */
3152#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 3153# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 3154# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
3155# else
3156# ifdef FFLUSH_ALL
3157# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 3158# else
c5be433b 3159# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 3160# endif
66fe083f 3161# endif
45bc9206
GS
3162#endif
3163
7766f137
GS
3164#ifndef PERL_WAIT_FOR_CHILDREN
3165# define PERL_WAIT_FOR_CHILDREN NOOP
3166#endif
3167
ba869deb 3168/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
3169#ifndef PERL_SET_INTERP
3170# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3171#endif
3172
3173#ifndef PERL_GET_INTERP
3174# define PERL_GET_INTERP (PL_curinterp)
3175#endif
3176
54aff467 3177#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 3178# ifdef MULTIPLICITY
ba869deb 3179# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 3180# endif
ba869deb
GS
3181# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3182#endif
3183
00f254e2 3184/*
8896765a 3185 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 3186 All that is required is that the perl source does not
00f254e2
KW
3187 use "%-p" or "%-<number>p" or "%<number>p" formats.
3188 These formats will still work in perl code.
486ec47a 3189 See comments in sv.c for further details.
8896765a 3190
8896765a 3191 Robin Barker 2005-07-14
f46d31f2 3192
00f254e2 3193 No longer use %1p for VDf = %vd. RMB 2007-10-19
0dbb1585 3194*/
8896765a
RB
3195
3196#ifndef SVf_
63ce7bf0 3197# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
3198#endif
3199
8896765a 3200#ifndef SVf
104abab4 3201# define SVf "-p"
d2560b70
RB
3202#endif
3203
014ead4b 3204#ifndef SVf32
8896765a 3205# define SVf32 SVf_(32)
014ead4b
RB
3206#endif
3207
3208#ifndef SVf256
8896765a
RB
3209# define SVf256 SVf_(256)
3210#endif
3211
be2597df
MHM
3212#define SVfARG(p) ((void*)(p))
3213
f46d31f2 3214#ifdef PERL_CORE
486ec47a 3215/* not used; but needed for backward compatibility with XS code? - RMB */
f46d31f2
RB
3216# undef VDf
3217#else
3218# ifndef VDf
8896765a
RB
3219# define VDf "vd"
3220# endif
014ead4b 3221#endif
170cd9e9
NC
3222
3223#ifdef PERL_CORE
486ec47a 3224/* not used; but needed for backward compatibility with XS code? - RMB */
7776bb98
RB
3225# undef UVf
3226#else
170cd9e9
NC
3227# ifndef UVf
3228# define UVf UVuf
3229# endif
d2560b70
RB
3230#endif
3231
fcdf39cf
RGS
3232#ifdef HASATTRIBUTE_DEPRECATED
3233# define __attribute__deprecated__ __attribute__((deprecated))
3234#endif
0dbb1585
AL
3235#ifdef HASATTRIBUTE_FORMAT
3236# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3237#endif
3238#ifdef HASATTRIBUTE_MALLOC
77785eea 3239# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3240#endif
0dbb1585 3241#ifdef HASATTRIBUTE_NONNULL
abb2c242 3242# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3243#endif
0dbb1585 3244#ifdef HASATTRIBUTE_NORETURN
abb2c242 3245# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3246#endif
0dbb1585 3247#ifdef HASATTRIBUTE_PURE
abb2c242 3248# define __attribute__pure__ __attribute__((pure))
f22be1b8 3249#endif
0dbb1585
AL
3250#ifdef HASATTRIBUTE_UNUSED
3251# define __attribute__unused__ __attribute__((unused))
3252#endif
3253#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3254# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
3255#endif
3256
0dbb1585 3257/* If we haven't defined the attributes yet, define them to blank. */
fcdf39cf
RGS
3258#ifndef __attribute__deprecated__
3259# define __attribute__deprecated__
3260#endif
0dbb1585
AL
3261#ifndef __attribute__format__
3262# define __attribute__format__(x,y,z)
3263#endif
f22be1b8 3264#ifndef __attribute__malloc__
abb2c242 3265# define __attribute__malloc__
f22be1b8
JH
3266#endif
3267#ifndef __attribute__nonnull__
abb2c242 3268# define __attribute__nonnull__(a)
f22be1b8
JH
3269#endif
3270#ifndef __attribute__noreturn__
abb2c242 3271# define __attribute__noreturn__
f22be1b8
JH
3272#endif
3273#ifndef __attribute__pure__
abb2c242 3274# define __attribute__pure__
f22be1b8 3275#endif
0dbb1585
AL
3276#ifndef __attribute__unused__
3277# define __attribute__unused__
3278#endif
f22be1b8 3279#ifndef __attribute__warn_unused_result__
abb2c242
JH
3280# define __attribute__warn_unused_result__
3281#endif
3282
0dbb1585
AL
3283/* For functions that are marked as __attribute__noreturn__, it's not
3284 appropriate to call return. In either case, include the lint directive.
3285 */
3286#ifdef HASATTRIBUTE_NORETURN
b37c2d43 3287# define NORETURN_FUNCTION_END /* NOTREACHED */
0dbb1585 3288#else
b37c2d43 3289# define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
abb2c242
JH
3290#endif
3291
cdfeb707
RB
3292/* Some OS warn on NULL format to printf */
3293#ifdef PRINTF_FORMAT_NULL_OK
3294# define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3295#else
00f254e2 3296# define __attribute__format__null_ok__(x,y,z)
cdfeb707
RB
3297#endif
3298
635aebb7 3299#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL
3300# define EXPECT(expr,val) __builtin_expect(expr,val)
3301#else
3302# define EXPECT(expr,val) (expr)
3303#endif
3304#define LIKELY(cond) EXPECT(cond,1)
3305#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL
3306#ifdef HAS_BUILTIN_CHOOSE_EXPR
3307/* placeholder */
3308#endif
b37c2d43 3309
3fc1aec6
PP
3310/* Some unistd.h's give a prototype for pause() even though
3311 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3312 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
3313*/
3314#ifdef HAS_PAUSE
3315#define Pause pause
3316#else
3317#define Pause() sleep((32767<<16)+32767)
748a9306
LW
3318#endif
3319
3320#ifndef IOCPARM_LEN
3321# ifdef IOCPARM_MASK
61f1c44b 3322 /* on BSDish systems we're safe */
748a9306
LW
3323# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3324# else
61f1c44b 3325# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA
3326 /* on Linux systems we're safe; except when we're not [perl #38223] */
3327# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3328# else
748a9306 3329 /* otherwise guess at what's safe */
61f1c44b
JVD
3330# define IOCPARM_LEN(x) 256
3331# endif
748a9306 3332# endif
a0d0e21e
LW
3333#endif
3334
1761cee5 3335#if defined(__CYGWIN__)
521e0776
GS
3336/* USEMYBINMODE
3337 * This symbol, if defined, indicates that the program should
16fe6d59 3338 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
3339 * that a file is in "binary" mode -- that is, that no translation
3340 * of bytes occurs on read or write operations.
3341 */
36894f0b 3342# define USEMYBINMODE /**/
77a40698 3343# include <io.h> /* for setmode() prototype */
16fe6d59 3344# define my_binmode(fp, iotype, mode) \
77a40698 3345 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
3346#endif
3347
88d10794
JH
3348#ifdef __CYGWIN__
3349void init_os_extras(void);
3350#endif
3351
cea2e8a9
GS
3352#ifdef UNION_ANY_DEFINITION
3353UNION_ANY_DEFINITION;
3354#else
3355union any {
3356 void* any_ptr;
3357 I32 any_i32;
3358 IV any_iv;
c6bf6a65 3359 UV any_uv;
cea2e8a9 3360 long any_long;
9febdf04 3361 bool any_bool;
c76ac1ee 3362 void (*any_dptr) (void*);
acfe0abc 3363 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
3364};
3365#endif
3366
acfe0abc 3367typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
3368
3369#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
5486870f
DM
3370#define FILTER_DATA(idx) \
3371 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3372#define FILTER_ISREADER(idx) \
3373 (PL_parser && PL_parser->rsfp_filters \
3374 && idx >= AvFILLp(PL_parser->rsfp_filters))
3375#define PERL_FILTER_EXISTS(i) \
3376 (PL_parser && PL_parser->rsfp_filters \
3377 && (i) <= av_len(PL_parser->rsfp_filters))
cea2e8a9 3378
c5078cac
JH
3379#if defined(_AIX) && !defined(_AIX43)
3380#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3381/* We cannot include <crypt.h> to get the struct crypt_data
3382 * because of setkey prototype problems when threading */
3383typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3384 /* From OSF, Not needed in AIX
3385 char C[28], D[28];
3386 */
3387 char E[48];
3388 char KS[16][48];
3389 char block[66];
3390 char iobuf[16];
3391} CRYPTD;
3392#endif /* threading */
3393#endif /* AIX */
3394
e37778c2 3395#if !defined(OS2)
2c2d71f5
JH
3396# include "iperlsys.h"
3397#endif
504f80c1 3398
9c12f1e5 3399#ifdef __LIBCATAMOUNT__
00f254e2 3400#undef HAS_PASSWD /* unixish.h but not unixish enough. */
9c12f1e5
RGS
3401#undef HAS_GROUP
3402#define FAKE_BIT_BUCKET
3403#endif
3404
d10dc2ae
JH
3405/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3406 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3407 * defined by Configure, despite their names being similar to the
3408 * other defines like USE_ITHREADS. Configure in fact knows nothing
3409 * about the randomised hashes. Therefore to enable/disable the hash
3410 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3411#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3412# define USE_HASH_SEED
504f80c1
JH
3413#endif
3414
598921a7
NC
3415/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3416 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3417 * it's not really needed.
3418 */
3419#if defined(WIN32)
3420# define YYTOKENTYPE
3421#endif
3422#include "perly.h"
3423
3424#ifdef PERL_MAD
3425struct nexttoken {
3426 YYSTYPE next_val; /* value of next token, if any */
3427 I32 next_type; /* type of next token */
3428 MADPROP *next_mad; /* everything else about that token */
3429};
3430#endif
3431
654eccd5
JD
3432/* macros to define bit-fields in structs. */
3433#ifndef PERL_BITFIELD8
3434# define PERL_BITFIELD8 unsigned
3435#endif
3436#ifndef PERL_BITFIELD16
3437# define PERL_BITFIELD16 unsigned
3438#endif
3439#ifndef PERL_BITFIELD32
3440# define PERL_BITFIELD32 unsigned
3441#endif
3442
79072805 3443#include "sv.h"
288b8c02 3444#include "regexp.h"
378cc40b 3445#include "util.h"
8d063cd8 3446#include "form.h"
79072805 3447#include "gv.h"
dd2155a4 3448#include "pad.h"
79072805 3449#include "cv.h"
abdd5c84 3450#include "opnames.h"
79072805 3451#include "op.h"
b3ca2e83 3452#include "hv.h"
79072805
LW
3453#include "cop.h"
3454#include "av.h"
79072805
LW
3455#include "mg.h"
3456#include "scope.h"
4438c4b7 3457#include "warnings.h"
a0ed51b3 3458#include "utf8.h"
8d063cd8 3459
0d7d409d
DM
3460/* these would be in doio.h if there was such a file */
3461#define my_stat() my_stat_flags(SV_GMAGIC)
3462#define my_lstat() my_lstat_flags(SV_GMAGIC)
3463
20f4945e 3464/* defined in sv.c, but also used in [ach]v.c */
20f4945e
MHM
3465#undef _XPV_HEAD
3466#undef _XPVMG_HEAD
3467#undef _XPVCV_COMMON
7fae4e64
GS
3468
3469typedef struct _sublex_info SUBLEXINFO;
3470struct _sublex_info {
651b5b28
NC
3471 U8 super_state; /* lexer state to save */
3472 U16 sub_inwhat; /* "lex_inwhat" to use */
7fae4e64 3473 OP *sub_op; /* "lex_op" to use */
f06b5848
DM
3474 char *super_bufptr; /* PL_parser->bufptr that was */
3475 char *super_bufend; /* PL_parser->bufend that was */
7fae4e64
GS
3476};
3477
199e78b7
DM
3478#include "parser.h"
3479
455ece5e 3480typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3481
2c2d71f5 3482struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3483struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3484
5f7fde29
GS
3485struct ptr_tbl_ent {
3486 struct ptr_tbl_ent* next;
53c1dcc0 3487 const void* oldval;
5f7fde29 3488 void* newval;
d18c6117
GS
3489};
3490
5f7fde29
GS
3491struct ptr_tbl {
3492 struct ptr_tbl_ent** tbl_ary;
3493 UV tbl_max;
3494 UV tbl_items;
db93c0c4
NC
3495 struct ptr_tbl_arena *tbl_arena;
3496 struct ptr_tbl_ent *tbl_arena_next;
3497 struct ptr_tbl_ent *tbl_arena_end;
d18c6117
GS
3498};
3499
450a55e4 3500#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW
3501# define I286
3502#endif
3503
fe14fcc3
LW
3504#if defined(htonl) && !defined(HAS_HTONL)
3505#define HAS_HTONL
ae986130 3506#endif
fe14fcc3
LW
3507#if defined(htons) && !defined(HAS_HTONS)
3508#define HAS_HTONS
ae986130 3509#endif
fe14fcc3
LW
3510#if defined(ntohl) && !defined(HAS_NTOHL)
3511#define HAS_NTOHL
ae986130 3512#endif
fe14fcc3
LW
3513#if defined(ntohs) && !defined(HAS_NTOHS)
3514#define HAS_NTOHS
ae986130 3515#endif
fe14fcc3 3516#ifndef HAS_HTONL
d9d8d8de 3517#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3518#define HAS_HTONS
3519#define HAS_HTONL
3520#define HAS_NTOHS
3521#define HAS_NTOHL
a687059c
LW
3522#define MYSWAP
3523#define htons my_swap
3524#define htonl my_htonl
3525#define ntohs my_swap
3526#define ntohl my_ntohl
3527#endif
3528#else
d9d8d8de 3529#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3530#undef HAS_HTONS
3531#undef HAS_HTONL
3532#undef HAS_NTOHS
3533#undef HAS_NTOHL
a687059c
LW
3534#endif
3535#endif
3536
988174c1
LW
3537/*
3538 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3539 * -DWS
3540 */
3541#if BYTEORDER != 0x1234
3542# define HAS_VTOHL
3543# define HAS_VTOHS
3544# define HAS_HTOVL
3545# define HAS_HTOVS
c67712b2 3546# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3547# define vtohl(x) ((((x)&0xFF)<<24) \
3548 +(((x)>>24)&0xFF) \
3549 +(((x)&0x0000FF00)<<8) \
3550 +(((x)&0x00FF0000)>>8) )
3551# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3552# define htovl(x) vtohl(x)
3553# define htovs(x) vtohs(x)
3554# endif
3555 /* otherwise default to functions in util.c */
2a8c3029 3556#ifndef htovs
c623ac67
GS
3557short htovs(short n);
3558short vtohs(short n);
3559long htovl(long n);
3560long vtohl(long n);
988174c1 3561#endif
2a8c3029 3562#endif
988174c1 3563
3bb7c1b4
JH
3564/* *MAX Plus 1. A floating point value.
3565 Hopefully expressed in a way that dodgy floating point can't mess up.
3566 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3567 is added to it
3568 May find that some broken compiler will want the value cast to I32.
3569 [after the shift, as signed >> may not be as secure as unsigned >>]
3570*/
3571#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3572#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3573/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3574 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3575 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3576*/
3577#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3578
3bb7c1b4
JH
3579#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3580#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3581#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3582
3583/* This may look like unnecessary jumping through hoops, but converting
3584 out of range floating point values to integers *is* undefined behaviour,
3585 and it is starting to bite.
3586*/
3587#ifndef CAST_INLINE
65202027 3588#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3589#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3590#define I_V(what) (cast_iv((NV)(what)))
3591#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3592#else
3593#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3594 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3595 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3596#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3597 : ((n) < U32_MAX_P1 ? (U32) (n) \
3598 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3599#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3600 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3601 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3602#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3603 : ((n) < UV_MAX_P1 ? (UV) (n) \
3604 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3605#endif
3606
3607#define U_S(what) ((U16)U_32(what))
3608#define U_I(what) ((unsigned int)U_32(what))
3609#define U_L(what) U_32(what)
ed6116ce 3610
ed140128
AD
3611#ifdef HAS_SIGNBIT
3612# define Perl_signbit signbit
3613#endif
3614
2d4389e4
JH
3615/* These do not care about the fractional part, only about the range. */
3616#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3617#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3618
25da4f38
IZ
3619/* Used with UV/IV arguments: */
3620 /* XXXX: need to speed it up */
3621#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3622#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3623
352d5a3a
LW
3624#ifndef MAXSYSFD
3625# define MAXSYSFD 2
3626#endif
ee0007ab 3627
79072805 3628#ifndef __cplusplus
27da23d5 3629#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3630Uid_t getuid (void);
3631Uid_t geteuid (void);
3632Gid_t getgid (void);
3633Gid_t getegid (void);
79072805 3634#endif
e1caacb4 3635#endif
8d063cd8 3636
0c30d9ec 3637#ifndef Perl_debug_log
bf49b057
GS
3638# define Perl_debug_log PerlIO_stderr()
3639#endif
3640
3641#ifndef Perl_error_log
3642# define Perl_error_log (PL_stderrgv \
6b78add2 3643 && isGV(PL_stderrgv) \
01bb7c6d 3644 && GvIOp(PL_stderrgv) \
42de951c 3645 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3646 ? IoOFP(GvIOp(PL_stderrgv)) \
3647 : PerlIO_stderr())
0c30d9ec 3648#endif
3967c732 3649
aea4f609
DM
3650
3651#define DEBUG_p_FLAG 0x00000001 /* 1 */
3652#define DEBUG_s_FLAG 0x00000002 /* 2 */
3653#define DEBUG_l_FLAG 0x00000004 /* 4 */
3654#define DEBUG_t_FLAG 0x00000008 /* 8 */
3655#define DEBUG_o_FLAG 0x00000010 /* 16 */
3656#define DEBUG_c_FLAG 0x00000020 /* 32 */
3657#define DEBUG_P_FLAG 0x00000040 /* 64 */
3658#define DEBUG_m_FLAG 0x00000080 /* 128 */
3659#define DEBUG_f_FLAG 0x00000100 /* 256 */
3660#define DEBUG_r_FLAG 0x00000200 /* 512 */
3661#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3662#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC
3663/* U is reserved for Unofficial, exploratory hacking */
3664#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM
3665#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3666#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3667#define DEBUG_D_FLAG 0x00008000 /* 32768 */
d2c25739 3668/* 0x00010000 is unused, used to be S */
aea4f609 3669#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3670#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3671#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3672#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3673#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3674#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3675#define DEBUG_q_FLAG 0x00800000 /*8388608 */
cc8773c0
CS
3676#define DEBUG_M_FLAG 0x01000000 /*16777216*/
3677#define DEBUG_B_FLAG 0x02000000 /*33554432*/
3678#define DEBUG_MASK 0x03FEEFFF /* mask of all the standard flags */
aea4f609
DM
3679
3680#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3681#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3682 that something was done? */
aea4f609 3683
bd16a5f0
IZ
3684# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3685# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3686# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3687# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3688# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3689# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3690# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3691# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3692# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3693# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3694# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3695# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3696# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ
3697# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3698# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3699# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
bd16a5f0
IZ
3700# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3701# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3702# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3703# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3704# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3705# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3706# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
d7c0d282 3707# define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
cc8773c0 3708# define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
dd2155a4 3709# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
7949c6f5 3710# define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
ad9e76a8 3711# define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3712
3967c732 3713#ifdef DEBUGGING
aea4f609 3714
bd16a5f0
IZ
3715# define DEBUG_p_TEST DEBUG_p_TEST_
3716# define DEBUG_s_TEST DEBUG_s_TEST_
3717# define DEBUG_l_TEST DEBUG_l_TEST_
3718# define DEBUG_t_TEST DEBUG_t_TEST_
3719# define DEBUG_o_TEST DEBUG_o_TEST_
3720# define DEBUG_c_TEST DEBUG_c_TEST_
3721# define DEBUG_P_TEST DEBUG_P_TEST_
3722# define DEBUG_m_TEST DEBUG_m_TEST_
3723# define DEBUG_f_TEST DEBUG_f_TEST_
3724# define DEBUG_r_TEST DEBUG_r_TEST_
3725# define DEBUG_x_TEST DEBUG_x_TEST_
3726# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3727# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ
3728# define DEBUG_H_TEST DEBUG_H_TEST_
3729# define DEBUG_X_TEST DEBUG_X_TEST_
3730# define DEBUG_D_TEST DEBUG_D_TEST_
bd16a5f0
IZ
3731# define DEBUG_T_TEST DEBUG_T_TEST_
3732# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3733# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3734# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3735# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3736# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3737# define DEBUG_q_TEST DEBUG_q_TEST_
d7c0d282 3738# define DEBUG_M_TEST DEBUG_M_TEST_
cc8773c0 3739# define DEBUG_B_TEST DEBUG_B_TEST_
7949c6f5
JC
3740# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3741# define DEBUG_Uv_TEST DEBUG_Uv_TEST_
ad9e76a8 3742# define DEBUG_Pv_TEST DEBUG_Pv_TEST_
aea4f609 3743
488b0c7a
JH
3744# define PERL_DEB(a) a
3745# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3746# define DEBUG_p(a) if (DEBUG_p_TEST) a
3747# define DEBUG_s(a) if (DEBUG_s_TEST) a
3748# define DEBUG_l(a) if (DEBUG_l_TEST) a
3749# define DEBUG_t(a) if (DEBUG_t_TEST) a
3750# define DEBUG_o(a) if (DEBUG_o_TEST) a
3751# define DEBUG_c(a) if (DEBUG_c_TEST) a
3752# define DEBUG_P(a) if (DEBUG_P_TEST) a
3753
969058bb
VK
3754 /* Temporarily turn off memory debugging in case the a
3755 * does memory allocation, either directly or indirectly. */
acfe0abc 3756# define DEBUG_m(a) \
0b250b9e 3757 STMT_START { \
aea4f609 3758 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3759 } STMT_END
aea4f609 3760
5f80b19c
AMS
3761# define DEBUG__(t, a) \
3762 STMT_START { \
3763 if (t) STMT_START {a;} STMT_END; \
3764 } STMT_END
3765
3766# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3767#ifndef PERL_EXT_RE_BUILD
5f80b19c 3768# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO
3769#else
3770# define DEBUG_r(a) STMT_START {a;} STMT_END
3771#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS
3772# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3773# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3774# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS
3775# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3776# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3777# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
7949c6f5
JC
3778# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3779# define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
ad9e76a8 3780# define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
aea4f609 3781
5f80b19c
AMS
3782# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3783# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3784# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3785# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC
3786# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)