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a0d0e21e 1/* perl.h
a687059c 2 *
1129b882 3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
5cd3f21a 4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
a687059c 5 *
352d5a3a
LW
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
8d063cd8 8 *
8d063cd8 9 */
d6376244 10
85e6fe83
LW
11#ifndef H_PERL
12#define H_PERL 1
8d063cd8 13
760ac839
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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
760ac839
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21#undef USE_STDIO
22#define USE_STDIO
23#endif /* PERL_FOR_X2P */
24
95036ac7
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25#if defined(DGUX)
26#include <sys/fcntl.h>
27#endif
28
47a51902
SB
29#ifdef VOIDUSED
30# undef VOIDUSED
00f254e2 31#endif
0cb96387 32#define VOIDUSED 1
47a51902 33
d460ef45 34#ifdef PERL_MICRO
12ae5dfc
JH
35# include "uconfig.h"
36#else
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VK
37# ifndef USE_CROSS_COMPILE
38# include "config.h"
39# else
40# include "xconfig.h"
41# endif
12ae5dfc 42#endif
0cb96387 43
2c2d71f5
JH
44/* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
46
ac6bedea
JH
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
894ccb8c
JH
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
ba979b31
NIS
58#endif
59
6f4183fe 60#ifdef USE_ITHREADS
acfe0abc 61# if !defined(MULTIPLICITY)
6f4183fe
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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
97aff369
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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__
27da23d5
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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/*
6239f2da
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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
JH
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)
af28e889
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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#ifdef PERL_GLOBAL_STRUCT
144# ifndef PERL_GET_VARS
145# ifdef PERL_GLOBAL_STRUCT_PRIVATE
cf5a8da6 146 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
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147# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
148# ifndef PERLIO_FUNCS_CONST
149# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
150# endif
151# else
152# define PERL_GET_VARS() PL_VarsPtr
153# endif
154# endif
155#endif
156
7a89be66 157#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
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158
159#ifdef PERL_GLOBAL_STRUCT
160# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
161#else
162# define dVAR dNOOP
163#endif
164
c5be433b 165#ifdef PERL_IMPLICIT_CONTEXT
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166# ifndef MULTIPLICITY
167# define MULTIPLICITY
c5be433b 168# endif
e8dda941 169# define tTHX PerlInterpreter*
5ba4cab2 170# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 171# define aTHX my_perl
27da23d5 172# ifdef PERL_GLOBAL_STRUCT
e8dda941 173# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 174# else
e8dda941 175# define dTHXa(a) pTHX = (tTHX)a
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JH
176# endif
177# ifdef PERL_GLOBAL_STRUCT
178# define dTHX dVAR; pTHX = PERL_GET_THX
179# else
180# define dTHX pTHX = PERL_GET_THX
181# endif
c5be433b 182# define pTHX_ pTHX,
c5be433b 183# define aTHX_ aTHX,
4373e329 184# define pTHX_1 2
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185# define pTHX_2 3
186# define pTHX_3 4
187# define pTHX_4 5
4373e329
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188# define pTHX_5 6
189# define pTHX_6 7
a3b680e6
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190# define pTHX_7 8
191# define pTHX_8 9
192# define pTHX_9 10
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193# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
194# define PERL_TRACK_MEMPOOL
195# endif
196#else
197# undef PERL_TRACK_MEMPOOL
c5be433b
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198#endif
199
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200#define STATIC static
201#define CPERLscope(x) x
565764a8 202#define CPERLarg void
76e3520e 203#define CPERLarg_
e3b8966e 204#define _CPERLarg
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205#define PERL_OBJECT_THIS
206#define _PERL_OBJECT_THIS
207#define PERL_OBJECT_THIS_
312caa8e 208#define CALL_FPTR(fptr) (*fptr)
76e3520e 209
312caa8e 210#define CALLRUNOPS CALL_FPTR(PL_runops)
f9f4320a 211
3ab4a224 212#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
f9f4320a 213
3ab4a224
AB
214#define CALLREGCOMP_ENG(prog, sv, flags) \
215 CALL_FPTR(((prog)->comp))(aTHX_ sv, flags)
f9f4320a 216#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
07bc277f 217 CALL_FPTR(RX_ENGINE(prog)->exec)(aTHX_ (prog),(stringarg),(strend), \
f9f4320a
YO
218 (strbeg),(minend),(screamer),(data),(flags))
219#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
07bc277f 220 CALL_FPTR(RX_ENGINE(prog)->intuit)(aTHX_ (prog), (sv), (strpos), \
f9f4320a
YO
221 (strend),(flags),(data))
222#define CALLREG_INTUIT_STRING(prog) \
07bc277f 223 CALL_FPTR(RX_ENGINE(prog)->checkstr)(aTHX_ (prog))
f8149455 224
f8149455
YO
225#define CALLREGFREE(prog) \
226 Perl_pregfree(aTHX_ (prog))
227
228#define CALLREGFREE_PVT(prog) \
07bc277f 229 if(prog) CALL_FPTR(RX_ENGINE(prog)->free)(aTHX_ (prog))
f8149455 230
2fdbfb4d 231#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
07bc277f 232 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_FETCH)(aTHX_ (rx),(paren),(usesv))
93b32b6d 233
2fdbfb4d 234#define CALLREG_NUMBUF_STORE(rx,paren,value) \
07bc277f 235 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_STORE)(aTHX_ (rx),(paren),(value))
2fdbfb4d
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236
237#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
07bc277f 238 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_LENGTH)(aTHX_ (rx),(sv),(paren))
2fdbfb4d 239
192b9cd1 240#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
07bc277f 241 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
192b9cd1
AB
242
243#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
07bc277f 244 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
192b9cd1
AB
245
246#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
07bc277f 247 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
192b9cd1
AB
248
249#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
07bc277f 250 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
192b9cd1
AB
251
252#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
07bc277f 253 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
192b9cd1
AB
254
255#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
07bc277f 256 CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
192b9cd1
AB
257
258#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
07bc277f 259 CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
192b9cd1
AB
260
261#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
07bc277f 262 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
192b9cd1
AB
263
264#define CALLREG_NAMED_BUFF_COUNT(rx) \
07bc277f 265 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
192b9cd1
AB
266
267#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
07bc277f 268 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, flags)
93b32b6d 269
49d7dfbc 270#define CALLREG_PACKAGE(rx) \
07bc277f 271 CALL_FPTR(RX_ENGINE(rx)->qr_package)(aTHX_ (rx))
93b32b6d 272
00f254e2 273#if defined(USE_ITHREADS)
f9f4320a 274#define CALLREGDUPE(prog,param) \
f8149455
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275 Perl_re_dup(aTHX_ (prog),(param))
276
277#define CALLREGDUPE_PVT(prog,param) \
07bc277f 278 (prog ? CALL_FPTR(RX_ENGINE(prog)->dupe)(aTHX_ (prog),(param)) \
00f254e2 279 : (REGEXP *)NULL)
f9f4320a 280#endif
14dd3ad8 281
a20207d7 282
bcdf7404 283
a20207d7
YO
284
285
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286/*
287 * Because of backward compatibility reasons the PERL_UNUSED_DECL
288 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
289 *
290 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 291 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
SH
292 * marking unused variables (they need e.g. a #pragma) and therefore
293 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
294 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
295 *
296 */
1266ad8c 297
9969cdde 298#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 299# ifdef __cplusplus
5ba4cab2 300# define PERL_UNUSED_DECL
5b2bd0a5 301# else
5ba4cab2 302# define PERL_UNUSED_DECL __attribute__((unused))
5b2bd0a5
AMS
303# endif
304#endif
44dbb695 305
5b2bd0a5 306#ifndef PERL_UNUSED_DECL
34659ad4 307# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 308# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 309# else
5ba4cab2 310# define PERL_UNUSED_DECL
b79c357a 311# endif
5b2bd0a5 312#endif
00f254e2 313
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314/* gcc -Wall:
315 * for silencing unused variables that are actually used most of the time,
a0288114 316 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 317 */
53c1dcc0 318#ifndef PERL_UNUSED_ARG
c99ffe5e 319# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 320# include <note.h>
53c1dcc0 321# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 322# else
53c1dcc0 323# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL
324# endif
325#endif
53c1dcc0
AL
326#ifndef PERL_UNUSED_VAR
327# define PERL_UNUSED_VAR(x) ((void)x)
328#endif
ad73156c 329
96a5add6
AL
330#ifdef USE_ITHREADS
331# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
332#else
333# define PERL_UNUSED_CONTEXT
334#endif
335
6f207bd3 336#define NOOP /*EMPTY*/(void)0
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JH
337#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
338#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
339#else
6f207bd3 340#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
6b484a99 341#endif
71be2cbc 342
0cb96387 343#ifndef pTHX
e8dda941
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344/* Don't bother defining tTHX and sTHX; using them outside
345 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
346 */
0cb96387
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347# define pTHX void
348# define pTHX_
0cb96387
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349# define aTHX
350# define aTHX_
0cb96387
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351# define dTHXa(a) dNOOP
352# define dTHX dNOOP
894356b3
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353# define pTHX_1 1
354# define pTHX_2 2
355# define pTHX_3 3
356# define pTHX_4 4
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357# define pTHX_5 5
358# define pTHX_6 6
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359# define pTHX_7 7
360# define pTHX_8 8
361# define pTHX_9 9
0cb96387
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362#endif
363
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364#ifndef dVAR
365# define dVAR dNOOP
366#endif
367
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368/* these are only defined for compatibility; should not be used internally */
369#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS
370# define pTHXo pTHX
371# define pTHXo_ pTHX_
0cb96387
GS
372# define aTHXo aTHX
373# define aTHXo_ aTHX_
c5be433b 374# define dTHXo dTHX
71d280e3 375# define dTHXoa(x) dTHXa(x)
0cb96387
GS
376#endif
377
378#ifndef pTHXx
379# define pTHXx register PerlInterpreter *my_perl
380# define pTHXx_ pTHXx,
0cb96387
GS
381# define aTHXx my_perl
382# define aTHXx_ aTHXx,
c5be433b 383# define dTHXx dTHX
22c35a8c 384#endif
71be2cbc 385
1de7c2ac
GS
386/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
387 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
388 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
389#ifdef PERL_IMPLICIT_SYS
27da23d5
JH
390# ifdef PERL_GLOBAL_STRUCT_PRIVATE
391# define dTHXs dVAR; dTHX
392# else
393# define dTHXs dTHX
394# endif
1de7c2ac 395#else
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JH
396# ifdef PERL_GLOBAL_STRUCT_PRIVATE
397# define dTHXs dVAR
398# else
399# define dTHXs dNOOP
400# endif
1de7c2ac
GS
401#endif
402
27da23d5
JH
403/* Some platforms require marking function declarations
404 * for them to be exportable. Used in perlio.h, proto.h
405 * is handled either by the makedef.pl or by defining the
406 * PERL_CALLCONV to be something special. See also the
407 * definition of XS() in XSUB.h. */
408#ifndef PERL_EXPORT_C
a0c21aa1
JH
409# ifdef __cplusplus
410# define PERL_EXPORT_C extern "C"
411# else
412# define PERL_EXPORT_C extern
413# endif
27da23d5
JH
414#endif
415#ifndef PERL_XS_EXPORT_C
a0c21aa1
JH
416# ifdef __cplusplus
417# define PERL_XS_EXPORT_C extern "C"
418# else
419# define PERL_XS_EXPORT_C
420# endif
27da23d5
JH
421#endif
422
462e5cf6
MB
423#ifdef OP_IN_REGISTER
424# ifdef __GNUC__
425# define stringify_immed(s) #s
426# define stringify(s) stringify_immed(s)
d1ca3daa 427register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB
428# endif
429#endif
430
e5afc1ae 431/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
b1e55cab 432 * g++ allows them but seems to have problems with them
70aab261
RB
433 * (insane errors ensue).
434 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
435 */
436#if defined(PERL_GCC_PEDANTIC) || \
437 (defined(__GNUC__) && defined(__cplusplus) && \
438 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
5b692037 439# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
22469a62
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440# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
441# endif
5dc8bdac
JH
442#endif
443
5b692037
JH
444#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
445# ifndef PERL_USE_GCC_BRACE_GROUPS
446# define PERL_USE_GCC_BRACE_GROUPS
447# endif
448#endif
449
728e2803
PP
450/*
451 * STMT_START { statements; } STMT_END;
452 * can be used as a single statement, as in
453 * if (x) STMT_START { ... } STMT_END; else ...
454 *
455 * Trying to select a version that gives no warnings...
456 */
457#if !(defined(STMT_START) && defined(STMT_END))
5b692037 458# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 459# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803
PP
460# define STMT_END )
461# else
462 /* Now which other defined()s do we need here ??? */
93189314 463# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803
PP
464# define STMT_START if (1)
465# define STMT_END else (void)0
466# else
467# define STMT_START do
468# define STMT_END while (0)
469# endif
470# endif
471#endif
472
0cb96387 473#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 474#define WITH_THR(s) WITH_THX(s)
ea0efc06 475
d6f9c181
JH
476#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
477# define BYTEORDER 0x1234
79072805
LW
478#endif
479
480/* Overall memory policy? */
481#ifndef CONSERVATIVE
482# define LIBERAL 1
483#endif
484
8ada0baa
JH
485#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
486#define ASCIIish
487#else
488#undef ASCIIish
489#endif
490
79072805
LW
491/*
492 * The following contortions are brought to you on behalf of all the
493 * standards, semi-standards, de facto standards, not-so-de-facto standards
494 * of the world, as well as all the other botches anyone ever thought of.
495 * The basic theory is that if we work hard enough here, the rest of the
496 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
497 */
ac58e20f 498
ee0007ab 499/* define this once if either system, instead of cluttering up the src */
2986a63f 500#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW
501#define DOSISH 1
502#endif
503
fb38d079 504#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW
505# define STANDARD_C 1
506#endif
507
9969cdde 508#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745
PP
509# define DONT_DECLARE_STD 1
510#endif
511
352d5a3a 512#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 513# define VOL volatile
663a0e37 514#else
79072805 515# define VOL
663a0e37
LW
516#endif
517
3280af22
NIS
518#define TAINT (PL_tainted = TRUE)
519#define TAINT_NOT (PL_tainted = FALSE)
520#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
521#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 522#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 523
d460ef45 524/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
525 defines move there? If so, I could simplify this a lot. --AD 9/96.
526*/
527/* Process group stuff changed from traditional BSD to POSIX.
528 perlfunc.pod documents the traditional BSD-style syntax, so we'll
529 try to preserve that, if possible.
530*/
531#ifdef HAS_SETPGID
532# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 533#else
a6e633de
PP
534# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
535# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
536# else
537# ifdef HAS_SETPGRP2 /* DG/UX */
538# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
539# endif
540# endif
541#endif
542#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
543# define HAS_SETPGRP /* Well, effectively it does . . . */
544#endif
545
546/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
547 our life easier :-) so we'll try it.
548*/
549#ifdef HAS_GETPGID
550# define BSD_GETPGRP(pid) getpgid((pid))
551#else
552# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
553# define BSD_GETPGRP(pid) getpgrp((pid))
554# else
555# ifdef HAS_GETPGRP2 /* DG/UX */
556# define BSD_GETPGRP(pid) getpgrp2((pid))
557# endif
558# endif
559#endif
560#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
561# define HAS_GETPGRP /* Well, effectively it does . . . */
562#endif
563
d460ef45 564/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
565 have different behaviors, but perl.h used to define USE_BSDPGRP
566 (prior to 5.003_05) so some extension might depend on it.
567*/
568#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
569# ifndef USE_BSDPGRP
570# define USE_BSDPGRP
571# endif
663a0e37
LW
572#endif
573
8ac5a1fe
MH
574/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
575 pthread.h must be included before all other header files.
576*/
3db8f154 577#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH
578# include <pthread.h>
579#endif
580
760ac839
LW
581#ifndef _TYPES_ /* If types.h defines this it's easy. */
582# ifndef major /* Does everyone's types.h define this? */
583# include <sys/types.h>
c07a80fd 584# endif
663a0e37
LW
585#endif
586
760ac839
LW
587#ifdef __cplusplus
588# ifndef I_STDARG
589# define I_STDARG 1
590# endif
591#endif
592
593#ifdef I_STDARG
594# include <stdarg.h>
595#else
596# ifdef I_VARARGS
597# include <varargs.h>
598# endif
599#endif
600
4633a7c4 601#ifdef USE_NEXT_CTYPE
0c30d9ec 602
092bebab
JH
603#if NX_CURRENT_COMPILER_RELEASE >= 500
604# include <bsd/ctypes.h>
605#else
606# if NX_CURRENT_COMPILER_RELEASE >= 400
607# include <objc/NXCType.h>
608# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
609# include <appkit/NXCType.h>
610# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
611#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec
PP
612
613#else /* !USE_NEXT_CTYPE */
fe14fcc3 614#include <ctype.h>
0c30d9ec 615#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW
616
617#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
618#undef METHOD
a0d0e21e
LW
619#endif
620
12ae5dfc
JH
621#ifdef PERL_MICRO
622# define NO_LOCALE
623#endif
624
4633a7c4 625#ifdef I_LOCALE
36477c24 626# include <locale.h>
4633a7c4
LW
627#endif
628
36477c24
PP
629#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
630# define USE_LOCALE
631# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
632 && defined(HAS_STRXFRM)
633# define USE_LOCALE_COLLATE
634# endif
635# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
636# define USE_LOCALE_CTYPE
637# endif
638# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
639# define USE_LOCALE_NUMERIC
640# endif
641#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 642
fe14fcc3 643#include <setjmp.h>
79072805 644
a0d0e21e 645#ifdef I_SYS_PARAM
79072805
LW
646# ifdef PARAM_NEEDS_TYPES
647# include <sys/types.h>
648# endif
649# include <sys/param.h>
352d5a3a 650#endif
79072805 651
79072805 652/* Use all the "standard" definitions? */
a0d0e21e 653#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 654# include <stdlib.h>
ff68c719 655#endif
03a14243 656
3f270f98
JH
657/* If this causes problems, set i_unistd=undef in the hint file. */
658#ifdef I_UNISTD
659# include <unistd.h>
660#endif
661
de8ca8af
NT
662/* for WCOREDUMP */
663#ifdef I_SYS_WAIT
664# include <sys/wait.h>
665#endif
666
9969cdde 667#ifdef __SYMBIAN32__
27da23d5
JH
668# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
669#endif
670
7114a2d2 671#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 672EXTERN_C int syscall(int, ...);
2ef53570
JH
673#endif
674
7114a2d2 675#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 676EXTERN_C int usleep(unsigned int);
2ef53570
JH
677#endif
678
9c12f1e5
RGS
679/* Funky places that do not have socket stuff. */
680#if defined(__LIBCATAMOUNT__)
681# define MYSWAP
682#endif
683
9a34ef1d
GS
684#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
685# define MYSWAP
686#endif
687
1109a392
MHM
688#ifdef PERL_CORE
689
690/* macros for correct constant construction */
691# if INTSIZE >= 2
692# define U16_CONST(x) ((U16)x##U)
693# else
694# define U16_CONST(x) ((U16)x##UL)
695# endif
696
697# if INTSIZE >= 4
698# define U32_CONST(x) ((U32)x##U)
699# else
700# define U32_CONST(x) ((U32)x##UL)
701# endif
702
703# ifdef HAS_QUAD
704# if INTSIZE >= 8
705# define U64_CONST(x) ((U64)x##U)
706# elif LONGSIZE >= 8
707# define U64_CONST(x) ((U64)x##UL)
708# elif QUADKIND == QUAD_IS_LONG_LONG
709# define U64_CONST(x) ((U64)x##ULL)
710# else /* best guess we can make */
711# define U64_CONST(x) ((U64)x##UL)
712# endif
713# endif
714
715/* byte-swapping functions for big-/little-endian conversion */
716# define _swab_16_(x) ((U16)( \
717 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
718 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
719
720# define _swab_32_(x) ((U32)( \
721 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
722 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
723 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
724 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
725
726# ifdef HAS_QUAD
727# define _swab_64_(x) ((U64)( \
728 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
729 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
730 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
731 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
732 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
733 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
734 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
735 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
736# endif
737
738/*----------------------------------------------------------------------------*/
739# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
740/*----------------------------------------------------------------------------*/
741# define my_htole16(x) (x)
742# define my_letoh16(x) (x)
743# define my_htole32(x) (x)
744# define my_letoh32(x) (x)
745# define my_htobe16(x) _swab_16_(x)
746# define my_betoh16(x) _swab_16_(x)
747# define my_htobe32(x) _swab_32_(x)
748# define my_betoh32(x) _swab_32_(x)
749# ifdef HAS_QUAD
750# define my_htole64(x) (x)
751# define my_letoh64(x) (x)
752# define my_htobe64(x) _swab_64_(x)
753# define my_betoh64(x) _swab_64_(x)
754# endif
755# define my_htoles(x) (x)
756# define my_letohs(x) (x)
757# define my_htolei(x) (x)
758# define my_letohi(x) (x)
759# define my_htolel(x) (x)
760# define my_letohl(x) (x)
761# if SHORTSIZE == 1
762# define my_htobes(x) (x)
763# define my_betohs(x) (x)
764# elif SHORTSIZE == 2
765# define my_htobes(x) _swab_16_(x)
766# define my_betohs(x) _swab_16_(x)
767# elif SHORTSIZE == 4
768# define my_htobes(x) _swab_32_(x)
769# define my_betohs(x) _swab_32_(x)
770# elif SHORTSIZE == 8
771# define my_htobes(x) _swab_64_(x)
772# define my_betohs(x) _swab_64_(x)
773# else
774# define PERL_NEED_MY_HTOBES
775# define PERL_NEED_MY_BETOHS
776# endif
777# if INTSIZE == 1
778# define my_htobei(x) (x)
779# define my_betohi(x) (x)
780# elif INTSIZE == 2
781# define my_htobei(x) _swab_16_(x)
782# define my_betohi(x) _swab_16_(x)
783# elif INTSIZE == 4
784# define my_htobei(x) _swab_32_(x)
785# define my_betohi(x) _swab_32_(x)
786# elif INTSIZE == 8
787# define my_htobei(x) _swab_64_(x)
788# define my_betohi(x) _swab_64_(x)
789# else
790# define PERL_NEED_MY_HTOBEI
791# define PERL_NEED_MY_BETOHI
792# endif
793# if LONGSIZE == 1
794# define my_htobel(x) (x)
795# define my_betohl(x) (x)
796# elif LONGSIZE == 2
797# define my_htobel(x) _swab_16_(x)
798# define my_betohl(x) _swab_16_(x)
799# elif LONGSIZE == 4
800# define my_htobel(x) _swab_32_(x)
801# define my_betohl(x) _swab_32_(x)
802# elif LONGSIZE == 8
803# define my_htobel(x) _swab_64_(x)
804# define my_betohl(x) _swab_64_(x)
805# else
806# define PERL_NEED_MY_HTOBEL
807# define PERL_NEED_MY_BETOHL
808# endif
809# define my_htolen(p,n) NOOP
810# define my_letohn(p,n) NOOP
811# define my_htoben(p,n) my_swabn(p,n)
812# define my_betohn(p,n) my_swabn(p,n)
813/*----------------------------------------------------------------------------*/
814# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
815/*----------------------------------------------------------------------------*/
816# define my_htobe16(x) (x)
817# define my_betoh16(x) (x)
818# define my_htobe32(x) (x)
819# define my_betoh32(x) (x)
820# define my_htole16(x) _swab_16_(x)
821# define my_letoh16(x) _swab_16_(x)
822# define my_htole32(x) _swab_32_(x)
823# define my_letoh32(x) _swab_32_(x)
824# ifdef HAS_QUAD
825# define my_htobe64(x) (x)
826# define my_betoh64(x) (x)
827# define my_htole64(x) _swab_64_(x)
828# define my_letoh64(x) _swab_64_(x)
829# endif
830# define my_htobes(x) (x)
831# define my_betohs(x) (x)
832# define my_htobei(x) (x)
833# define my_betohi(x) (x)
834# define my_htobel(x) (x)
835# define my_betohl(x) (x)
836# if SHORTSIZE == 1
837# define my_htoles(x) (x)
838# define my_letohs(x) (x)
839# elif SHORTSIZE == 2
840# define my_htoles(x) _swab_16_(x)
841# define my_letohs(x) _swab_16_(x)
842# elif SHORTSIZE == 4
843# define my_htoles(x) _swab_32_(x)
844# define my_letohs(x) _swab_32_(x)
845# elif SHORTSIZE == 8
846# define my_htoles(x) _swab_64_(x)
847# define my_letohs(x) _swab_64_(x)
848# else
849# define PERL_NEED_MY_HTOLES
850# define PERL_NEED_MY_LETOHS
851# endif
852# if INTSIZE == 1
853# define my_htolei(x) (x)
854# define my_letohi(x) (x)
855# elif INTSIZE == 2
856# define my_htolei(x) _swab_16_(x)
857# define my_letohi(x) _swab_16_(x)
858# elif INTSIZE == 4
859# define my_htolei(x) _swab_32_(x)
860# define my_letohi(x) _swab_32_(x)
861# elif INTSIZE == 8
862# define my_htolei(x) _swab_64_(x)
863# define my_letohi(x) _swab_64_(x)
864# else
865# define PERL_NEED_MY_HTOLEI
866# define PERL_NEED_MY_LETOHI
867# endif
868# if LONGSIZE == 1
869# define my_htolel(x) (x)
870# define my_letohl(x) (x)
871# elif LONGSIZE == 2
872# define my_htolel(x) _swab_16_(x)
873# define my_letohl(x) _swab_16_(x)
874# elif LONGSIZE == 4
875# define my_htolel(x) _swab_32_(x)
876# define my_letohl(x) _swab_32_(x)
877# elif LONGSIZE == 8
878# define my_htolel(x) _swab_64_(x)
879# define my_letohl(x) _swab_64_(x)
880# else
881# define PERL_NEED_MY_HTOLEL
882# define PERL_NEED_MY_LETOHL
883# endif
884# define my_htolen(p,n) my_swabn(p,n)
885# define my_letohn(p,n) my_swabn(p,n)
886# define my_htoben(p,n) NOOP
887# define my_betohn(p,n) NOOP
888/*----------------------------------------------------------------------------*/
889# else /* all other byte-orders */
890/*----------------------------------------------------------------------------*/
891# define PERL_NEED_MY_HTOLE16
892# define PERL_NEED_MY_LETOH16
893# define PERL_NEED_MY_HTOBE16
894# define PERL_NEED_MY_BETOH16
895# define PERL_NEED_MY_HTOLE32
896# define PERL_NEED_MY_LETOH32
897# define PERL_NEED_MY_HTOBE32
898# define PERL_NEED_MY_BETOH32
899# ifdef HAS_QUAD
900# define PERL_NEED_MY_HTOLE64
901# define PERL_NEED_MY_LETOH64
902# define PERL_NEED_MY_HTOBE64
903# define PERL_NEED_MY_BETOH64
904# endif
905# define PERL_NEED_MY_HTOLES
906# define PERL_NEED_MY_LETOHS
907# define PERL_NEED_MY_HTOBES
908# define PERL_NEED_MY_BETOHS
909# define PERL_NEED_MY_HTOLEI
910# define PERL_NEED_MY_LETOHI
911# define PERL_NEED_MY_HTOBEI
912# define PERL_NEED_MY_BETOHI
913# define PERL_NEED_MY_HTOLEL
914# define PERL_NEED_MY_LETOHL
915# define PERL_NEED_MY_HTOBEL
916# define PERL_NEED_MY_BETOHL
917/*----------------------------------------------------------------------------*/
918# endif /* end of byte-order macros */
919/*----------------------------------------------------------------------------*/
920
9c17f24a
NC
921/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
922 at least on FreeBSD. YMMV, so experiment. */
923#ifndef PERL_ARENA_SIZE
924#define PERL_ARENA_SIZE 4080
925#endif
926
ccb2c8b8 927/* Maximum level of recursion */
2b9dff67
RGS
928#ifndef PERL_SUB_DEPTH_WARN
929#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS
930#endif
931
1109a392
MHM
932#endif /* PERL_CORE */
933
bdf3085f
NC
934/* We no longer default to creating a new SV for GvSV.
935 Do this before embed. */
936#ifndef PERL_CREATE_GVSV
7459f06b
NC
937# ifndef PERL_DONT_CREATE_GVSV
938# define PERL_DONT_CREATE_GVSV
939# endif
bdf3085f
NC
940#endif
941
ca0c25f6
NC
942#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
943#define PERL_USES_PL_PIDSTATUS
944#endif
945
e37778c2 946#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS
947#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
948#endif
949
00f254e2 950/* Cannot include embed.h here on Win32 as win32.h has not
66a93824
NIS
951 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
952 */
96e176bf 953#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 954# include "embed.h"
eb8433b7
NC
955# ifndef PERL_MAD
956# undef op_getmad
b3f24c00 957# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 958# endif
cea2e8a9
GS
959#endif
960
c31fac66
GS
961#define MEM_SIZE Size_t
962
1936d2a7
NC
963/* Round all values passed to malloc up, by default to a multiple of
964 sizeof(size_t)
965*/
966#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
967#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
968#endif
969
51371543
GS
970#if defined(STANDARD_C) && defined(I_STDDEF)
971# include <stddef.h>
972# define STRUCT_OFFSET(s,m) offsetof(s,m)
973#else
974# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
975#endif
976
9969cdde 977#ifndef __SYMBIAN32__
27da23d5
JH
978# if defined(I_STRING) || defined(__cplusplus)
979# include <string.h>
980# else
981# include <strings.h>
982# endif
51371543
GS
983#endif
984
55497cff
PP
985/* This comes after <stdlib.h> so we don't try to change the standard
986 * library prototypes; we'll use our own in proto.h instead. */
03a14243 987
4633a7c4 988#ifdef MYMALLOC
86058a2d 989# ifdef PERL_POLLUTE_MALLOC
ee13e175 990# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
991# define Perl_malloc malloc
992# define Perl_calloc calloc
993# define Perl_realloc realloc
994# define Perl_mfree free
ee13e175 995# endif
86058a2d
GS
996# else
997# define EMBEDMYMALLOC /* for compatibility */
998# endif
827e134a 999
651b9576
GS
1000# define safemalloc Perl_malloc
1001# define safecalloc Perl_calloc
1002# define saferealloc Perl_realloc
1003# define safefree Perl_mfree
22f7c9c9
JH
1004# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1005 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1006 code; \
1007 } STMT_END
1008# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1009 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1010# define panic_write2(s) write(2, s, strlen(s))
1011# define CHECK_MALLOC_TAINT(newval) \
1012 CHECK_MALLOC_TOO_LATE_FOR_( \
1013 if (newval) { \
1014 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1015 exit(1); })
22f7c9c9 1016# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1017 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
1018 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1019 }} STMT_END;
f2517201
GS
1020#else /* MYMALLOC */
1021# define safemalloc safesysmalloc
1022# define safecalloc safesyscalloc
1023# define saferealloc safesysrealloc
1024# define safefree safesysfree
22f7c9c9
JH
1025# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1026# define CHECK_MALLOC_TAINT(newval) ((void)0)
1027# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1028#endif /* MYMALLOC */
4633a7c4 1029
fe13d51d 1030/* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
27da23d5 1031#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
1032#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1033#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1034#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1035
a0d0e21e
LW
1036#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1037#define strchr index
1038#define strrchr rindex
1039#endif
1040
16d20bd9
AD
1041#ifdef I_MEMORY
1042# include <memory.h>
1043#endif
1044
fe14fcc3 1045#ifdef HAS_MEMCPY
85e6fe83 1046# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1047# ifndef memcpy
20ce7b12 1048 extern char * memcpy (char*, char*, int);
ee0007ab
LW
1049# endif
1050# endif
1051#else
1052# ifndef memcpy
1053# ifdef HAS_BCOPY
1054# define memcpy(d,s,l) bcopy(s,d,l)
1055# else
1056# define memcpy(d,s,l) my_bcopy(s,d,l)
1057# endif
1058# endif
1059#endif /* HAS_MEMCPY */
fe14fcc3 1060
ee0007ab 1061#ifdef HAS_MEMSET
85e6fe83 1062# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1063# ifndef memset
20ce7b12 1064 extern char *memset (char*, int, int);
ee0007ab
LW
1065# endif
1066# endif
ee0007ab 1067#else
12ae5dfc 1068# undef memset
fc36a67e 1069# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
1070#endif /* HAS_MEMSET */
1071
85e6fe83 1072#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1073# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
1074# define memmove(d,s,l) bcopy(s,d,l)
1075# else
2304df62 1076# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1077# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1078# else
79072805 1079# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1080# endif
352d5a3a 1081# endif
d9d8d8de 1082#endif
ee0007ab 1083
36477c24
PP
1084#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1085# undef HAS_MEMCMP
1086#endif
1087
1088#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1089# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1090# ifndef memcmp
20ce7b12 1091 extern int memcmp (char*, char*, int);
ee0007ab
LW
1092# endif
1093# endif
36477c24 1094# ifdef BUGGY_MSC
7e4e8c89 1095# pragma function(memcmp)
36477c24 1096# endif
ee0007ab
LW
1097#else
1098# ifndef memcmp
ecfc5424 1099# define memcmp my_memcmp
352d5a3a 1100# endif
36477c24 1101#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1102
fc36a67e 1103#ifndef memzero
c635e13b
PP
1104# ifdef HAS_MEMSET
1105# define memzero(d,l) memset(d,0,l)
79072805 1106# else
c635e13b
PP
1107# ifdef HAS_BZERO
1108# define memzero(d,l) bzero(d,l)
79072805 1109# else
fc36a67e 1110# define memzero(d,l) my_bzero(d,l)
79072805
LW
1111# endif
1112# endif
d9d8d8de 1113#endif
378cc40b 1114
2f42fcb0 1115#ifndef PERL_MICRO
0f27ced1
JH
1116#ifndef memchr
1117# ifndef HAS_MEMCHR
1118# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1119# endif
1120#endif
2f42fcb0 1121#endif
0f27ced1 1122
36477c24
PP
1123#ifndef HAS_BCMP
1124# ifndef bcmp
1125# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1126# endif
36477c24 1127#endif /* !HAS_BCMP */
378cc40b 1128
ae986130 1129#ifdef I_NETINET_IN
79072805 1130# include <netinet/in.h>
ae986130
LW
1131#endif
1132
28e8609d
JH
1133#ifdef I_ARPA_INET
1134# include <arpa/inet.h>
1135#endif
1136
84902520
TB
1137#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1138/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1139 * (the neo-BSD seem to do this). */
1140# undef SF_APPEND
1141#endif
1142
1aef975c 1143#ifdef I_SYS_STAT
84902520 1144# include <sys/stat.h>
1aef975c 1145#endif
79072805 1146
287a962e
JD
1147/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1148 This definition should ideally go into win32/win32.h, but S_IFIFO is
1149 used later here in perl.h before win32/win32.h is being included. */
1150#if !defined(S_IFIFO) && defined(_S_IFIFO)
1151# define S_IFIFO _S_IFIFO
1152#endif
1153
a0d0e21e
LW
1154/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1155 like UTekV) are broken, sometimes giving false positives. Undefine
1156 them here and let the code below set them to proper values.
1157
1158 The ghs macro stands for GreenHills Software C-1.8.5 which
1159 is the C compiler for sysV88 and the various derivatives.
1160 This header file bug is corrected in gcc-2.5.8 and later versions.
1161 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1162
1163#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
1164# undef S_ISDIR
1165# undef S_ISCHR
1166# undef S_ISBLK
1167# undef S_ISREG
1168# undef S_ISFIFO
1169# undef S_ISLNK
ee0007ab 1170#endif
135863df 1171
663a0e37
LW
1172#ifdef I_TIME
1173# include <time.h>
ffed7fef 1174#endif
663a0e37 1175
fe14fcc3 1176#ifdef I_SYS_TIME
85e6fe83 1177# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1178# define KERNEL
1179# endif
1180# include <sys/time.h>
85e6fe83 1181# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1182# undef KERNEL
1183# endif
a687059c 1184#endif
135863df 1185
55497cff 1186#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1187# include <sys/times.h>
d9d8d8de 1188#endif
8d063cd8 1189
fe14fcc3 1190#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1191# undef HAS_STRERROR
663a0e37
LW
1192#endif
1193
1194#include <errno.h>
1e743fda 1195
acfe0abc 1196#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1197# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1198#endif
1199
8cfab5ff 1200/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
00f254e2 1201 * This is important for using IPv6.
8cfab5ff
JH
1202 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1203 * a bad idea since it breaks send() and recv(). */
1204#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1205# define _SOCKADDR_LEN
1206#endif
1207
8d3f517a 1208#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH
1209# include <sys/socket.h>
1210# if defined(USE_SOCKS) && defined(I_SOCKS)
1211# if !defined(INCLUDE_PROTOTYPES)
1212# define INCLUDE_PROTOTYPES /* for <socks.h> */
1213# define PERL_SOCKS_NEED_PROTOTYPES
1214# endif
1215# include <socks.h>
1216# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1217# undef INCLUDE_PROTOTYPES
1218# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1219# endif
d460ef45 1220# endif
1e743fda 1221# ifdef I_NETDB
2986a63f
JH
1222# ifdef NETWARE
1223# include<stdio.h>
1224# endif
1e743fda
JH
1225# include <netdb.h>
1226# endif
1227# ifndef ENOTSOCK
1228# ifdef I_NET_ERRNO
1229# include <net/errno.h>
1230# endif
1231# endif
1232#endif
1233
fa0a29af 1234/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1235 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1236 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1237#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1238# if defined(__THROW) && defined(__GLIBC__)
1239int sockatmark(int) __THROW;
1240# else
2ef53570 1241int sockatmark(int);
29820b6d 1242# endif
2ef53570
JH
1243#endif
1244
7e827271 1245#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
1246EXTERN_C int fchdir(int);
1247EXTERN_C int flock(int, int);
1248EXTERN_C int fseeko(FILE *, off_t, int);
1249EXTERN_C off_t ftello(FILE *);
1250#endif
1251
7e827271 1252#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1253EXTERN_C char *crypt(const char *, const char *);
7e827271 1254EXTERN_C char **environ;
1ccb7c8d
JH
1255#endif
1256
83a6ff2e 1257#if defined(__cplusplus)
944c4fda 1258# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1259EXTERN_C char **environ;
83a6ff2e 1260# elif defined(__CYGWIN__)
667e2948
SP
1261EXTERN_C char *crypt(const char *, const char *);
1262#endif
83a6ff2e 1263#endif
667e2948 1264
1e743fda
JH
1265#ifdef SETERRNO
1266# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1267#endif
f86702cc
PP
1268
1269#ifdef VMS
1270# define SETERRNO(errcode,vmserrcode) \
1271 STMT_START { \
1272 set_errno(errcode); \
1273 set_vaxc_errno(vmserrcode); \
1274 } STMT_END
4ee39169
CS
1275# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1276# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1277# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1278# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1279
93189314
JH
1280# define LIB_INVARG LIB$_INVARG
1281# define RMS_DIR RMS$_DIR
1282# define RMS_FAC RMS$_FAC
1283# define RMS_FEX RMS$_FEX
1284# define RMS_FNF RMS$_FNF
1285# define RMS_IFI RMS$_IFI
1286# define RMS_ISI RMS$_ISI
1287# define RMS_PRV RMS$_PRV
1288# define SS_ACCVIO SS$_ACCVIO
1289# define SS_DEVOFFLINE SS$_DEVOFFLINE
1290# define SS_IVCHAN SS$_IVCHAN
1291# define SS_NORMAL SS$_NORMAL
748a9306 1292#else
aba27d88 1293# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS
1294# define dSAVEDERRNO int saved_errno
1295# define dSAVE_ERRNO int saved_errno = errno
1296# define SAVE_ERRNO (saved_errno = errno)
1297# define RESTORE_ERRNO (errno = saved_errno)
1298
93189314
JH
1299# define LIB_INVARG 0
1300# define RMS_DIR 0
1301# define RMS_FAC 0
1302# define RMS_FEX 0
1303# define RMS_FNF 0
1304# define RMS_IFI 0
1305# define RMS_ISI 0
1306# define RMS_PRV 0
1307# define SS_ACCVIO 0
1308# define SS_DEVOFFLINE 0
1309# define SS_IVCHAN 0
1310# define SS_NORMAL 0
748a9306 1311#endif
ed6116ce 1312
f5fa9033 1313#define ERRSV GvSVn(PL_errgv)
dfd167e9
NC
1314
1315#define CLEAR_ERRSV() STMT_START { \
1316 if (!GvSV(PL_errgv)) { \
1317 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1318 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1319 SvREFCNT_dec(GvSV(PL_errgv)); \
1320 GvSV(PL_errgv) = newSVpvs(""); \
1321 } else { \
1322 SV *const errsv = GvSV(PL_errgv); \
1323 sv_setpvs(errsv, ""); \
1324 if (SvMAGICAL(errsv)) { \
1325 mg_free(errsv); \
1326 } \
1327 SvPOK_only(errsv); \
1328 } \
1329 } STMT_END
1330
1331
414bf5ae
MHM
1332#ifdef PERL_CORE
1333# define DEFSV (0 + GvSVn(PL_defgv))
1334#else
1335# define DEFSV GvSVn(PL_defgv)
1336#endif
1337#define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
3db8f154 1338#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1339
98eae8f5
GS
1340#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1341
55497cff 1342#ifndef errno
5ff3f7a4
GS
1343 extern int errno; /* ANSI allows errno to be an lvalue expr.
1344 * For example in multithreaded environments
1345 * something like this might happen:
1346 * extern int *_errno(void);
1347 * #define errno (*_errno()) */
d9d8d8de 1348#endif
663a0e37 1349
2304df62 1350#ifdef HAS_STRERROR
a0d0e21e 1351# ifdef VMS
20ce7b12 1352 char *strerror (int,...);
a0d0e21e 1353# else
68dc0745 1354#ifndef DONT_DECLARE_STD
20ce7b12 1355 char *strerror (int);
68dc0745 1356#endif
a0d0e21e 1357# endif
2304df62
AD
1358# ifndef Strerror
1359# define Strerror strerror
1360# endif
1361#else
1362# ifdef HAS_SYS_ERRLIST
79072805
LW
1363 extern int sys_nerr;
1364 extern char *sys_errlist[];
2304df62
AD
1365# ifndef Strerror
1366# define Strerror(e) \
79072805 1367 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1368# endif
79072805 1369# endif
35c8bce7 1370#endif
663a0e37 1371
2304df62 1372#ifdef I_SYS_IOCTL
79072805
LW
1373# ifndef _IOCTL_
1374# include <sys/ioctl.h>
1375# endif
a687059c
LW
1376#endif
1377
ee0007ab 1378#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1379# ifdef HAS_SOCKETPAIR
1380# undef HAS_SOCKETPAIR
1381# endif
2304df62
AD
1382# ifdef I_NDBM
1383# undef I_NDBM
79072805 1384# endif
a687059c
LW
1385#endif
1386
02fc2eee
NC
1387#ifndef HAS_SOCKETPAIR
1388# ifdef HAS_SOCKET
1389# define socketpair Perl_my_socketpair
1390# endif
1391#endif
1392
a687059c 1393#if INTSIZE == 2
79072805
LW
1394# define htoni htons
1395# define ntohi ntohs
a687059c 1396#else
79072805
LW
1397# define htoni htonl
1398# define ntohi ntohl
a687059c
LW
1399#endif
1400
a0d0e21e 1401/* Configure already sets Direntry_t */
35c8bce7 1402#if defined(I_DIRENT)
663a0e37 1403# include <dirent.h>
8f1f23e8
W
1404 /* NeXT needs dirent + sys/dir.h */
1405# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1406# include <sys/dir.h>
1407# endif
ae986130 1408#else
fe14fcc3 1409# ifdef I_SYS_NDIR
79a0689e 1410# include <sys/ndir.h>
663a0e37 1411# else
fe14fcc3 1412# ifdef I_SYS_DIR
79a0689e
LW
1413# ifdef hp9000s500
1414# include <ndir.h> /* may be wrong in the future */
1415# else
1416# include <sys/dir.h>
1417# endif
663a0e37
LW
1418# endif
1419# endif
4633a7c4 1420#endif
a687059c 1421
12ae5dfc
JH
1422#ifdef PERL_MICRO
1423# ifndef DIR
1424# define DIR void
1425# endif
1426#endif
1427
352d5a3a
LW
1428#ifdef FPUTS_BOTCH
1429/* work around botch in SunOS 4.0.1 and 4.0.2 */
1430# ifndef fputs
79072805 1431# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1432# endif
1433#endif
1434
c623bd54
LW
1435/*
1436 * The following gobbledygook brought to you on behalf of __STDC__.
1437 * (I could just use #ifndef __STDC__, but this is more bulletproof
1438 * in the face of half-implementations.)
1439 */
1440
7114a2d2 1441#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1442#include <sys/mode.h>
1443#endif
1444
c623bd54
LW
1445#ifndef S_IFMT
1446# ifdef _S_IFMT
1447# define S_IFMT _S_IFMT
1448# else
1449# define S_IFMT 0170000
1450# endif
1451#endif
1452
1453#ifndef S_ISDIR
1454# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1455#endif
1456
1457#ifndef S_ISCHR
1458# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1459#endif
1460
1461#ifndef S_ISBLK
fe14fcc3
LW
1462# ifdef S_IFBLK
1463# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1464# else
1465# define S_ISBLK(m) (0)
1466# endif
c623bd54
LW
1467#endif
1468
1469#ifndef S_ISREG
1470# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1471#endif
1472
1473#ifndef S_ISFIFO
fe14fcc3
LW
1474# ifdef S_IFIFO
1475# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1476# else
1477# define S_ISFIFO(m) (0)
1478# endif
c623bd54
LW
1479#endif
1480
1481#ifndef S_ISLNK
1482# ifdef _S_ISLNK
1483# define S_ISLNK(m) _S_ISLNK(m)
1484# else
1485# ifdef _S_IFLNK
1486# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1487# else
1488# ifdef S_IFLNK
1489# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1490# else
1491# define S_ISLNK(m) (0)
1492# endif
1493# endif
1494# endif
1495#endif
1496
1497#ifndef S_ISSOCK
1498# ifdef _S_ISSOCK
1499# define S_ISSOCK(m) _S_ISSOCK(m)
1500# else
1501# ifdef _S_IFSOCK
1502# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1503# else
1504# ifdef S_IFSOCK
1505# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1506# else
1507# define S_ISSOCK(m) (0)
1508# endif
1509# endif
1510# endif
1511#endif
1512
1513#ifndef S_IRUSR
1514# ifdef S_IREAD
1515# define S_IRUSR S_IREAD
1516# define S_IWUSR S_IWRITE
1517# define S_IXUSR S_IEXEC
1518# else
1519# define S_IRUSR 0400
1520# define S_IWUSR 0200
1521# define S_IXUSR 0100
1522# endif
fac7cdfc 1523#endif
1524
1525#ifndef S_IRGRP
1526# ifdef S_IRUSR
1527# define S_IRGRP (S_IRUSR>>3)
1528# define S_IWGRP (S_IWUSR>>3)
1529# define S_IXGRP (S_IXUSR>>3)
1530# else
1531# define S_IRGRP 0040
1532# define S_IWGRP 0020
1533# define S_IXGRP 0010
1534# endif
1535#endif
1536
1537#ifndef S_IROTH
1538# ifdef S_IRUSR
1539# define S_IROTH (S_IRUSR>>6)
1540# define S_IWOTH (S_IWUSR>>6)
1541# define S_IXOTH (S_IXUSR>>6)
1542# else
1543# define S_IROTH 0040
1544# define S_IWOTH 0020
1545# define S_IXOTH 0010
1546# endif
c623bd54
LW
1547#endif
1548
1549#ifndef S_ISUID
1550# define S_ISUID 04000
1551#endif
1552
1553#ifndef S_ISGID
1554# define S_ISGID 02000
1555#endif
1556
ca6e1c26
JH
1557#ifndef S_IRWXU
1558# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1559#endif
ca6e1c26
JH
1560
1561#ifndef S_IRWXG
1562# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1563#endif
ca6e1c26
JH
1564
1565#ifndef S_IRWXO
1566# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1567#endif
ca6e1c26 1568
df00ff3b 1569/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH
1570 * which would get included through <sys/file.h >, but that is 3000
1571 * lines in the future. --jhi */
1572
df00ff3b 1573#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1574# define S_IREAD S_IRUSR
1575#endif
1576
df00ff3b 1577#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1578# define S_IWRITE S_IWUSR
1579#endif
1580
1581#ifndef S_IEXEC
1582# define S_IEXEC S_IXUSR
1583#endif
1584
79072805
LW
1585#ifdef ff_next
1586# undef ff_next
352d5a3a
LW
1587#endif
1588
a0d0e21e 1589#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1590# define SLOPPYDIVIDE
1591#endif
1592
748a9306
LW
1593#ifdef UV
1594#undef UV
1595#endif
1596
c89df6bf
JH
1597#ifdef SPRINTF_E_BUG
1598# define sprintf UTS_sprintf_wrap
1599#endif
1600
ce582cee
NC
1601/* For the times when you want the return value of sprintf, and you want it
1602 to be the length. Can't have a thread variable passed in, because C89 has
1603 no varargs macros.
1604*/
1605#ifdef SPRINTF_RETURNS_STRLEN
1606# define my_sprintf sprintf
1607#else
1608# define my_sprintf Perl_my_sprintf
1609#endif
1610
5b692037
JH
1611/*
1612 * If we have v?snprintf() and the C99 variadic macros, we can just
1613 * use just the v?snprintf(). It is nice to try to trap the buffer
1614 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD
1615 * gcc statement expressions, then use the function wrappers which try
1616 * to trap the overflow. If we can use the gcc statement expressions,
1617 * we can try that even with the version that uses the C99 variadic
1618 * macros.
5b692037
JH
1619 */
1620
1208b3dd
JH
1621/* Note that we do not check against snprintf()/vsnprintf() returning
1622 * negative values because that is non-standard behaviour and we use
1623 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1624 * that should be true only if the snprintf()/vsnprintf() are true
1625 * to the standard. */
1626
dfeee9b1 1627#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1628# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1629# 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 1630# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1631# else
1632# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1633# endif
1634#else
1635# define my_snprintf Perl_my_snprintf
1208b3dd 1636# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1637#endif
1638
dfeee9b1 1639#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1640# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1641# 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 1642# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH
1643# else
1644# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1645# endif
1646#else
1647# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1648# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1649#endif
d9fad198 1650
a6cc4119
SP
1651#ifdef HAS_STRLCAT
1652# define my_strlcat strlcat
1653#else
1654# define my_strlcat Perl_my_strlcat
1655#endif
1656
1657#ifdef HAS_STRLCPY
1658# define my_strlcpy strlcpy
1659#else
1660# define my_strlcpy Perl_my_strlcpy
1661#endif
1662
c495e728
JH
1663/* Configure gets this right but the UTS compiler gets it wrong.
1664 -- Hal Morris <hom00@utsglobal.com> */
1665#ifdef UTS
1666# undef UVTYPE
1667# define UVTYPE unsigned
1668#endif
1669
05f13f53 1670/*
27d4fb96
PP
1671 The IV type is supposed to be long enough to hold any integral
1672 value or a pointer.
1673 --Andy Dougherty August 1996
1674*/
1675
a22e52b9
JH
1676typedef IVTYPE IV;
1677typedef UVTYPE UV;
8175356b 1678
10cc9d2a 1679#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1680# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1681# define IV_MAX INT64_MAX
1682# define IV_MIN INT64_MIN
1683# define UV_MAX UINT64_MAX
cae7ae48
JH
1684# ifndef UINT64_MIN
1685# define UINT64_MIN 0
1686# endif
5ff3f7a4
GS
1687# define UV_MIN UINT64_MIN
1688# else
1689# define IV_MAX PERL_QUAD_MAX
1690# define IV_MIN PERL_QUAD_MIN
1691# define UV_MAX PERL_UQUAD_MAX
1692# define UV_MIN PERL_UQUAD_MIN
1693# endif
cf2093f6
JH
1694# define IV_IS_QUAD
1695# define UV_IS_QUAD
79072805 1696#else
8175356b 1697# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1698# define IV_MAX INT32_MAX
1699# define IV_MIN INT32_MIN
716026f9
DL
1700# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1701# define UV_MAX UINT32_MAX
1702# else
1703# define UV_MAX 4294967295U
1704# endif
cae7ae48
JH
1705# ifndef UINT32_MIN
1706# define UINT32_MIN 0
1707# endif
5ff3f7a4
GS
1708# define UV_MIN UINT32_MIN
1709# else
1710# define IV_MAX PERL_LONG_MAX
1711# define IV_MIN PERL_LONG_MIN
1712# define UV_MAX PERL_ULONG_MAX
1713# define UV_MIN PERL_ULONG_MIN
1714# endif
8175356b 1715# if IVSIZE == 8
cf2093f6
JH
1716# define IV_IS_QUAD
1717# define UV_IS_QUAD
de1c2614
JH
1718# ifndef HAS_QUAD
1719# define HAS_QUAD
1720# endif
cf2093f6
JH
1721# else
1722# undef IV_IS_QUAD
1723# undef UV_IS_QUAD
de1c2614 1724# undef HAS_QUAD
cf2093f6 1725# endif
79072805 1726#endif
d7d93a81 1727
1109a392
MHM
1728#ifndef HAS_QUAD
1729# undef PERL_NEED_MY_HTOLE64
1730# undef PERL_NEED_MY_LETOH64
1731# undef PERL_NEED_MY_HTOBE64
1732# undef PERL_NEED_MY_BETOH64
1733#endif
1734
6cde8aec 1735#if defined(uts) || defined(UTS)
11afe549
HM
1736# undef UV_MAX
1737# define UV_MAX (4294967295u)
20601011
JH
1738#endif
1739
cae7ae48 1740#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1741#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1742
28e5dec8 1743#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1744#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1745#endif
1746
d460ef45 1747/*
26bb67e2
JH
1748 * The macros INT2PTR and NUM2PTR are (despite their names)
1749 * bi-directional: they will convert int/float to or from pointers.
1750 * However the conversion to int/float are named explicitly:
1751 * PTR2IV, PTR2UV, PTR2NV.
1752 *
1753 * For int conversions we do not need two casts if pointers are
1754 * the same size as IV and UV. Otherwise we need an explicit
1755 * cast (PTRV) to avoid compiler warnings.
1756 */
56431972
RB
1757#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1758# define PTRV UV
1759# define INT2PTR(any,d) (any)(d)
1760#else
d460ef45 1761# if PTRSIZE == LONGSIZE
56431972 1762# define PTRV unsigned long
e91e3b10 1763# define PTR2ul(p) (unsigned long)(p)
42718184 1764# else
56431972 1765# define PTRV unsigned
42718184 1766# endif
e91e3b10
RB
1767#endif
1768
1769#ifndef INT2PTR
56431972 1770# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1771#endif
e91e3b10
RB
1772
1773#ifndef PTR2ul
1774# define PTR2ul(p) INT2PTR(unsigned long,p)
1775#endif
1776
56431972
RB
1777#define NUM2PTR(any,d) (any)(PTRV)(d)
1778#define PTR2IV(p) INT2PTR(IV,p)
1779#define PTR2UV(p) INT2PTR(UV,p)
1780#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1781#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1782
8141890a
JH
1783/* According to strict ANSI C89 one cannot freely cast between
1784 * data pointers and function (code) pointers. There are at least
1785 * two ways around this. One (used below) is to do two casts,
1786 * first the other pointer to an (unsigned) integer, and then
1787 * the integer to the other pointer. The other way would be
1788 * to use unions to "overlay" the pointers. For an example of
1789 * the latter technique, see union dirpu in struct xpvio in sv.h.
1790 * The only feasible use is probably temporarily storing
1791 * function pointers in a data pointer (such as a void pointer). */
1792
e91e3b10
RB
1793#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1794#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1795
65202027 1796#ifdef USE_LONG_DOUBLE
1048ea30
JH
1797# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1798# define LONG_DOUBLE_EQUALS_DOUBLE
1799# endif
68d4903c 1800# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1801# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1802# endif
1803#endif
1804
2d4389e4
JH
1805#ifdef OVR_DBL_DIG
1806/* Use an overridden DBL_DIG */
1807# ifdef DBL_DIG
1808# undef DBL_DIG
1809# endif
1810# define DBL_DIG OVR_DBL_DIG
1811#else
1812/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1813 default value for printing floating point numbers in Gconvert
1814 (see config.h). (It also has other uses, such as figuring out if
1815 a given precision of printing can be done with a double instead of
1816 a long double - Allen).
2d4389e4
JH
1817*/
1818#ifdef I_LIMITS
1819#include <limits.h>
1820#endif
1821#ifdef I_FLOAT
1822#include <float.h>
1823#endif
1824#ifndef HAS_DBL_DIG
1825#define DBL_DIG 15 /* A guess that works lots of places */
1826#endif
1827#endif
1828
1829#ifdef OVR_LDBL_DIG
1830/* Use an overridden LDBL_DIG */
1831# ifdef LDBL_DIG
1832# undef LDBL_DIG
1833# endif
1834# define LDBL_DIG OVR_LDBL_DIG
1835#else
1836/* The following is all to get LDBL_DIG, in order to pick a nice
1837 default value for printing floating point numbers in Gconvert.
1838 (see config.h)
1839*/
68d4903c
JH
1840# ifdef I_LIMITS
1841# include <limits.h>
1842# endif
1843# ifdef I_FLOAT
1844# include <float.h>
1845# endif
1846# ifndef HAS_LDBL_DIG
1847# if LONG_DOUBLESIZE == 10
1848# define LDBL_DIG 18 /* assume IEEE */
1849# else
1850# if LONG_DOUBLESIZE == 12
1851# define LDBL_DIG 18 /* gcc? */
1852# else
1853# if LONG_DOUBLESIZE == 16
1854# define LDBL_DIG 33 /* assume IEEE */
1855# else
1856# if LONG_DOUBLESIZE == DOUBLESIZE
1857# define LDBL_DIG DBL_DIG /* bummer */
1858# endif
1859# endif
1860# endif
1861# endif
1862# endif
2d4389e4
JH
1863#endif
1864
20f6aaab
AS
1865/*
1866 * This is for making sure we have a good DBL_MAX value, if possible,
1867 * either for usage as NV_MAX or for usage in figuring out if we can
1868 * fit a given long double into a double, if bug-fixing makes it
1869 * necessary to do so. - Allen <allens@cpan.org>
1870 */
1871
205f51d8
AS
1872#ifdef I_LIMITS
1873# include <limits.h>
20f6aaab
AS
1874#endif
1875
205f51d8
AS
1876#ifdef I_VALUES
1877# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1878# include <values.h>
1879# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1880# define DBL_MAX MAXDOUBLE
1881# endif
1882# if defined(MINDOUBLE) && !defined(DBL_MIN)
1883# define DBL_MIN MINDOUBLE
1884# endif
1885# endif
1886#endif /* defined(I_VALUES) */
1887
a22e52b9 1888typedef NVTYPE NV;
8175356b 1889
792d8dab
JH
1890#ifdef I_IEEEFP
1891# include <ieeefp.h>
1892#endif
923fc586 1893
65202027 1894#ifdef USE_LONG_DOUBLE
923fc586
JH
1895# ifdef I_SUNMATH
1896# include <sunmath.h>
1897# endif
2d4389e4 1898# define NV_DIG LDBL_DIG
d6c14000
JH
1899# ifdef LDBL_MANT_DIG
1900# define NV_MANT_DIG LDBL_MANT_DIG
1901# endif
06fc1729
JH
1902# ifdef LDBL_MIN
1903# define NV_MIN LDBL_MIN
1904# endif
1905# ifdef LDBL_MAX
1906# define NV_MAX LDBL_MAX
1907# endif
1908# ifdef LDBL_MIN_10_EXP
1909# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1910# endif
1911# ifdef LDBL_MAX_10_EXP
1912# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1913# endif
1914# ifdef LDBL_EPSILON
1915# define NV_EPSILON LDBL_EPSILON
1916# endif
f4a14a62
JH
1917# ifdef LDBL_MAX
1918# define NV_MAX LDBL_MAX
20f6aaab 1919/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1920# else
1921# ifdef HUGE_VALL
1922# define NV_MAX HUGE_VALL
1923# else
1924# ifdef HUGE_VAL
1925# define NV_MAX ((NV)HUGE_VAL)
1926# endif
1927# endif
1928# endif
68d4903c 1929# ifdef HAS_SQRTL
68d4903c
JH
1930# define Perl_cos cosl
1931# define Perl_sin sinl
1932# define Perl_sqrt sqrtl
1933# define Perl_exp expl
1934# define Perl_log logl
1935# define Perl_atan2 atan2l
1936# define Perl_pow powl
1937# define Perl_floor floorl
1bbae031 1938# define Perl_ceil ceill
68d4903c
JH
1939# define Perl_fmod fmodl
1940# endif
a3540c92
JH
1941/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1942# ifdef HAS_MODFL
1943# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
1944/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1945 prototype in <math.h> */
1946# ifndef HAS_MODFL_PROTO
a221a8a5 1947EXTERN_C long double modfl(long double, long double *);
51997bc3 1948# endif
03476e8e
JH
1949# else
1950# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1951 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
1952# define Perl_modf(x,y) Perl_my_modfl(x,y)
1953# endif
a3540c92
JH
1954# endif
1955# ifdef HAS_FREXPL
dff3e0b8 1956# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
1957# else
1958# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1959 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
1960# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1961# endif
a3540c92 1962# endif
38dbb4c5 1963# ifndef Perl_isnan
758a5d79
JH
1964# ifdef HAS_ISNANL
1965# define Perl_isnan(x) isnanl(x)
1966# endif
1967# endif
1968# ifndef Perl_isinf
1969# ifdef HAS_FINITEL
1970# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
1971# endif
1972# endif
65202027 1973#else
2d4389e4 1974# define NV_DIG DBL_DIG
d6c14000
JH
1975# ifdef DBL_MANT_DIG
1976# define NV_MANT_DIG DBL_MANT_DIG
1977# endif
06fc1729
JH
1978# ifdef DBL_MIN
1979# define NV_MIN DBL_MIN
1980# endif
1981# ifdef DBL_MAX
1982# define NV_MAX DBL_MAX
1983# endif
1984# ifdef DBL_MIN_10_EXP
1985# define NV_MIN_10_EXP DBL_MIN_10_EXP
1986# endif
1987# ifdef DBL_MAX_10_EXP
1988# define NV_MAX_10_EXP DBL_MAX_10_EXP
1989# endif
1990# ifdef DBL_EPSILON
1991# define NV_EPSILON DBL_EPSILON
1992# endif
205f51d8 1993# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
1994# define NV_MAX DBL_MAX
1995# define NV_MIN DBL_MIN
1996# else
1997# ifdef HUGE_VAL
1998# define NV_MAX HUGE_VAL
1999# endif
2000# endif
65202027
DS
2001# define Perl_cos cos
2002# define Perl_sin sin
2003# define Perl_sqrt sqrt
2004# define Perl_exp exp
2005# define Perl_log log
2006# define Perl_atan2 atan2
2007# define Perl_pow pow
2008# define Perl_floor floor
1bbae031 2009# define Perl_ceil ceil
65202027 2010# define Perl_fmod fmod
a3540c92 2011# define Perl_modf(x,y) modf(x,y)
dff3e0b8 2012# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
2013#endif
2014
2015/* rumor has it that Win32 has _fpclass() */
2016
205f51d8
AS
2017/* SGI has fpclassl... but not with the same result values,
2018 * and it's via a typedef (not via #define), so will need to redo Configure
2019 * to use. Not worth the trouble, IMO, at least until the below is used
2020 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2021 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2022 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2023
758a5d79
JH
2024#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2025# ifdef I_IEEFP
2026# include <ieeefp.h>
2027# endif
2028# ifdef I_FP
2029# include <fp.h>
2030# endif
2031# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2032# define Perl_fp_class() fpclassl(x)
2033# else
2034# define Perl_fp_class() fpclass(x)
2035# endif
2036# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2037# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2038# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2039# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2040# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2041# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2042# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2043# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2044# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2045# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2046# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2047# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2048# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2049# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2050# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2051#endif
2052
7114a2d2 2053#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
2054# include <math.h>
2055# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2056# include <fp_class.h>
2057# endif
2058# define Perl_fp_class(x) fp_class(x)
2059# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2060# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2061# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2062# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2063# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2064# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2065# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2066# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2067# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2068# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2069# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2070# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2071# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2072# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2073# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2074#endif
2075
2076#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2077# include <math.h>
2078# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2079# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
2080# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2081# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2082# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2083# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2084#endif
2085
2086#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2087# include <math.h>
2088# ifndef _cplusplus
2089# define Perl_fp_class(x) class(x)
2090# else
2091# define Perl_fp_class(x) _class(x)
2092# endif
2093# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2094# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2095# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2096# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2097# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2098# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2099# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2100# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2101# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2102# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2103# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2104# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2105# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2106# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2107# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2108#endif
2109
2110/* rumor has it that Win32 has _isnan() */
2111
2112#ifndef Perl_isnan
a3540c92 2113# ifdef HAS_ISNAN
758a5d79
JH
2114# define Perl_isnan(x) isnan((NV)x)
2115# else
2116# ifdef Perl_fp_class_nan
2117# define Perl_isnan(x) Perl_fp_class_nan(x)
2118# else
2119# ifdef HAS_UNORDERED
2120# define Perl_isnan(x) unordered((x), 0.0)
2121# else
2122# define Perl_isnan(x) ((x)!=(x))
2123# endif
2124# endif
2125# endif
2126#endif
2127
ca6c63e1
JH
2128#ifdef UNDER_CE
2129int isnan(double d);
2130#endif
2131
758a5d79
JH
2132#ifndef Perl_isinf
2133# ifdef HAS_ISINF
2134# define Perl_isinf(x) isinf((NV)x)
a3540c92 2135# else
758a5d79
JH
2136# ifdef Perl_fp_class_inf
2137# define Perl_isinf(x) Perl_fp_class_inf(x)
2138# else
2139# define Perl_isinf(x) ((x)==NV_INF)
2140# endif
2141# endif
2142#endif
2143
2144#ifndef Perl_isfinite
2145# ifdef HAS_FINITE
2146# define Perl_isfinite(x) finite((NV)x)
2147# else
2148# ifdef HAS_ISFINITE
2149# define Perl_isfinite(x) isfinite(x)
2150# else
2151# ifdef Perl_fp_class_finite
2152# define Perl_isfinite(x) Perl_fp_class_finite(x)
2153# else
2154# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2155# endif
2156# endif
a3540c92 2157# endif
65202027
DS
2158#endif
2159
a36244b7
JH
2160/* The default is to use Perl's own atof() implementation (in numeric.c).
2161 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2162 * it is however best to use the native implementation of atof.
2163 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2164 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
2165 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2166 * you may need to be using a different function than atof! */
a36244b7
JH
2167
2168#ifndef USE_PERL_ATOF
2169# ifndef _UNICOS
2170# define USE_PERL_ATOF
2171# endif
2172#else
2173# if USE_PERL_ATOF == 0
2174# undef USE_PERL_ATOF
2175# endif
2176#endif
2177
2178#ifdef USE_PERL_ATOF
2179# define Perl_atof(s) Perl_my_atof(s)
2180# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2181#else
2182# define Perl_atof(s) (NV)atof(s)
2183# define Perl_atof2(s, n) ((n) = atof(s))
2184#endif
cf2093f6 2185
d460ef45 2186/* Previously these definitions used hardcoded figures.
760ac839
LW
2187 * It is hoped these formula are more portable, although
2188 * no data one way or another is presently known to me.
2189 * The "PERL_" names are used because these calculated constants
2190 * do not meet the ANSI requirements for LONG_MAX, etc., which
2191 * need to be constants acceptable to #if - kja
2192 * define PERL_LONG_MAX 2147483647L
2193 * define PERL_LONG_MIN (-LONG_MAX - 1)
2194 * define PERL ULONG_MAX 4294967295L
2195 */
2196
2197#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2198# include <limits.h>
760ac839 2199#endif
205f51d8
AS
2200/* Included values.h above if necessary; still including limits.h down here,
2201 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 2202
99abf803
PP
2203/*
2204 * Try to figure out max and min values for the integral types. THE CORRECT
2205 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2206 * following hacks are used if neither limits.h or values.h provide them:
2207 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2208 * for types < int: (unsigned TYPE)~(unsigned)0
2209 * The argument to ~ must be unsigned so that later signed->unsigned
2210 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2211 * and it must not be smaller than int because ~ does integral promotion.
2212 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2213 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2214 * The latter is a hack which happens to work on some machines but
2215 * does *not* catch any random system, or things like integer types
2216 * with NaN if that is possible.
2217 *
2218 * All of the types are explicitly cast to prevent accidental loss of
2219 * numeric range, and in the hope that they will be less likely to confuse
2220 * over-eager optimizers.
2221 *
2222 */
27d4fb96 2223
99abf803
PP
2224#define PERL_UCHAR_MIN ((unsigned char)0)
2225
2226#ifdef UCHAR_MAX
2227# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2228#else
99abf803
PP
2229# ifdef MAXUCHAR
2230# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2231# else
99abf803 2232# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
2233# endif
2234#endif
d460ef45 2235
99abf803
PP
2236/*
2237 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2238 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2239 * depending on local options. Until Configure detects this (or at least
2240 * detects whether the "signed" keyword is available) the CHAR ranges
2241 * will not be included. UCHAR functions normally.
2242 * - kja
2243 */
27d4fb96 2244
99abf803
PP
2245#define PERL_USHORT_MIN ((unsigned short)0)
2246
2247#ifdef USHORT_MAX
2248# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2249#else
99abf803
PP
2250# ifdef MAXUSHORT
2251# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2252# else
ef2f54b0
CB
2253# ifdef USHRT_MAX
2254# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2255# else
2256# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2257# endif
27d4fb96
PP
2258# endif
2259#endif
2260
27d4fb96 2261#ifdef SHORT_MAX
99abf803 2262# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2263#else
2264# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2265# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2266# else
ef2f54b0
CB
2267# ifdef SHRT_MAX
2268# define PERL_SHORT_MAX ((short)SHRT_MAX)
2269# else
2270# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2271# endif
27d4fb96
PP
2272# endif
2273#endif
2274
2275#ifdef SHORT_MIN
99abf803 2276# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2277#else
2278# ifdef MINSHORT
99abf803 2279# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2280# else
ef2f54b0
CB
2281# ifdef SHRT_MIN
2282# define PERL_SHORT_MIN ((short)SHRT_MIN)
2283# else
2284# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2285# endif
27d4fb96
PP
2286# endif
2287#endif
2288
99abf803
PP
2289#ifdef UINT_MAX
2290# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2291#else
99abf803
PP
2292# ifdef MAXUINT
2293# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2294# else
99abf803 2295# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2296# endif
2297#endif
2298
99abf803 2299#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2300
2301#ifdef INT_MAX
99abf803 2302# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2303#else
2304# ifdef MAXINT /* Often used in <values.h> */
99abf803 2305# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2306# else
99abf803 2307# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2308# endif
2309#endif
2310
2311#ifdef INT_MIN
99abf803 2312# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2313#else
2314# ifdef MININT
99abf803 2315# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2316# else
2317# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2318# endif
2319#endif
2320
99abf803
PP
2321#ifdef ULONG_MAX
2322# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2323#else
99abf803
PP
2324# ifdef MAXULONG
2325# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2326# else
99abf803 2327# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2328# endif
2329#endif
2330
99abf803 2331#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2332
760ac839 2333#ifdef LONG_MAX
99abf803 2334# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2335#else
2336# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2337# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2338# else
99abf803 2339# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2340# endif
2341#endif
2342
2343#ifdef LONG_MIN
99abf803 2344# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2345#else
2346# ifdef MINLONG
99abf803 2347# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2348# else
27d4fb96 2349# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2350# endif
2351#endif
2352
d7d93a81 2353#ifdef UV_IS_QUAD
99abf803 2354
99abf803 2355# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2356# define PERL_UQUAD_MIN ((UV)0)
99abf803 2357# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2358# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2359
79072805
LW
2360#endif
2361
22f7c9c9
JH
2362#ifdef MYMALLOC
2363# include "malloc_ctl.h"
2364#endif
2365
830247a4 2366struct RExC_state_t;
8e11feef 2367struct _reg_trie_data;
880b20b6 2368
ee0007ab 2369typedef MEM_SIZE STRLEN;
450a55e4 2370
598921a7
NC
2371#ifdef PERL_MAD
2372typedef struct token TOKEN;
2373typedef struct madprop MADPROP;
2374typedef struct nexttoken NEXTTOKE;
2375#endif
79072805
LW
2376typedef struct op OP;
2377typedef struct cop COP;
2378typedef struct unop UNOP;
2379typedef struct binop BINOP;
2380typedef struct listop LISTOP;
2381typedef struct logop LOGOP;
79072805
LW
2382typedef struct pmop PMOP;
2383typedef struct svop SVOP;
7934575e 2384typedef struct padop PADOP;
79072805 2385typedef struct pvop PVOP;
79072805
LW
2386typedef struct loop LOOP;
2387
52db365a
BM
2388typedef struct block_hooks BHK;
2389
cd1541b2
NC
2390typedef struct interpreter PerlInterpreter;
2391
d2b3f365
SS
2392/* Amdahl's <ksync.h> has struct sv */
2393/* SGI's <sys/sema.h> has struct sv */
2394#if defined(UTS) || defined(__sgi)
2395# define STRUCT_SV perl_sv
b8d3c5db
JH
2396#else
2397# define STRUCT_SV sv
2398#endif
2399typedef struct STRUCT_SV SV;
79072805
LW
2400typedef struct av AV;
2401typedef struct hv HV;
2402typedef struct cv CV;
288b8c02 2403typedef struct regexp ORANGE; /* This is the body structure. */
d2f13c59 2404typedef struct p5rx REGEXP;
79072805 2405typedef struct gp GP;
0c30d9ec 2406typedef struct gv GV;
8990e307 2407typedef struct io IO;
c09156bb 2408typedef struct context PERL_CONTEXT;
79072805
LW
2409typedef struct block BLOCK;
2410
2411typedef struct magic MAGIC;
2412typedef struct xpv XPV;
2413typedef struct xpviv XPVIV;
ff68c719 2414typedef struct xpvuv XPVUV;
79072805
LW
2415typedef struct xpvnv XPVNV;
2416typedef struct xpvmg XPVMG;
2417typedef struct xpvlv XPVLV;
2418typedef struct xpvav XPVAV;
2419typedef struct xpvhv XPVHV;
2420typedef struct xpvgv XPVGV;
2421typedef struct xpvcv XPVCV;
2422typedef struct xpvbm XPVBM;
2423typedef struct xpvfm XPVFM;
8990e307 2424typedef struct xpvio XPVIO;
79072805
LW
2425typedef struct mgvtbl MGVTBL;
2426typedef union any ANY;
5f7fde29
GS
2427typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2428typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2429typedef struct clone_params CLONE_PARAMS;
2430
378cc40b 2431#include "handy.h"
a0d0e21e 2432
6b8eaf93 2433#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2434# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2435# define USE_64_BIT_RAWIO /* implicit */
2436# endif
4564133c
JH
2437#endif
2438
6b8eaf93
JH
2439/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2440 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2441 * however, because operating systems like to do that themself. */
2442#ifndef FSEEKSIZE
2443# ifdef HAS_FSEEKO
2444# define FSEEKSIZE LSEEKSIZE
2445# else
2446# define FSEEKSIZE LONGSIZE
d460ef45 2447# endif
6b8eaf93
JH
2448#endif
2449
2450#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2451# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2452# define USE_64_BIT_STDIO /* implicit */
2453# endif
2454#endif
4564133c 2455
09458382 2456#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2457# ifdef HAS_OFF64_T
2458# undef Off_t
2459# define Off_t off64_t
2460# undef LSEEKSIZE
2461# define LSEEKSIZE 8
5ff3f7a4 2462# endif
d9b3e12d
JH
2463/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2464 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2465 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2466# if defined(USE_OPEN64)
2467# define open open64
5ff3f7a4 2468# endif
d9b3e12d
JH
2469# if defined(USE_LSEEK64)
2470# define lseek lseek64
6b8eaf93
JH
2471# else
2472# if defined(USE_LLSEEK)
2473# define lseek llseek
2474# endif
d9b3e12d
JH
2475# endif
2476# if defined(USE_STAT64)
2477# define stat stat64
2478# endif
2479# if defined(USE_FSTAT64)
2480# define fstat fstat64
2481# endif
2482# if defined(USE_LSTAT64)
2483# define lstat lstat64
2484# endif
2485# if defined(USE_FLOCK64)
2486# define flock flock64
2487# endif
2488# if defined(USE_LOCKF64)
2489# define lockf lockf64
2490# endif
2491# if defined(USE_FCNTL64)
2492# define fcntl fcntl64
2493# endif
2494# if defined(USE_TRUNCATE64)
2495# define truncate truncate64
2496# endif
2497# if defined(USE_FTRUNCATE64)
2498# define ftruncate ftruncate64
2499# endif
2500#endif
2501
2502#ifdef USE_64_BIT_STDIO
2503# ifdef HAS_FPOS64_T
2504# undef Fpos_t
2505# define Fpos_t fpos64_t
2506# endif
2507/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2508 * will trigger defines like the ones below. Some 64-bit environments,
2509 * however, do not. */
2510# if defined(USE_FOPEN64)
2511# define fopen fopen64
2512# endif
2513# if defined(USE_FSEEK64)
6b8eaf93 2514# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2515# endif
2516# if defined(USE_FTELL64)
6b8eaf93 2517# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2518# endif
2519# if defined(USE_FSETPOS64)
2520# define fsetpos fsetpos64
2521# endif
2522# if defined(USE_FGETPOS64)
2523# define fgetpos fgetpos64
2524# endif
2525# if defined(USE_TMPFILE64)
2526# define tmpfile tmpfile64
2527# endif
2528# if defined(USE_FREOPEN64)
2529# define freopen freopen64
5ff3f7a4
GS
2530# endif
2531#endif
2532
e37778c2 2533#if defined(OS2)
2c2d71f5
JH
2534# include "iperlsys.h"
2535#endif
2536
6f71a643 2537#if defined(__OPEN_VM)
19848b3f
JH
2538# include "vmesa/vmesaish.h"
2539# define ISHISH "vmesa"
6f71a643
JH
2540#endif
2541
748a9306 2542#ifdef DOSISH
19848b3f
JH
2543# if defined(OS2)
2544# include "os2ish.h"
2545# else
2546# include "dosish.h"
2547# endif
2548# define ISHISH "dos"
2549#endif
2550
2551#if defined(VMS)
748a9306 2552# include "vmsish.h"
96e176bf 2553# include "embed.h"
eb8433b7
NC
2554# ifndef PERL_MAD
2555# undef op_getmad
b3f24c00 2556# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2557# endif
19848b3f
JH
2558# define ISHISH "vms"
2559#endif
2560
2561#if defined(PLAN9)
2562# include "./plan9/plan9ish.h"
2563# define ISHISH "plan9"
2564#endif
2565
2566#if defined(MPE)
2567# include "mpeix/mpeixish.h"
2568# define ISHISH "mpeix"
2569#endif
2570
2571#if defined(__VOS__)
196918b0
PG
2572# ifdef __GNUC__
2573# include "./vos/vosish.h"
2574# else
2575# include "vos/vosish.h"
2576# endif
19848b3f
JH
2577# define ISHISH "vos"
2578#endif
2579
2580#if defined(EPOC)
2581# include "epocish.h"
2582# define ISHISH "epoc"
2583#endif
2584
9969cdde 2585#ifdef __SYMBIAN32__
27da23d5
JH
2586# include "symbian/symbianish.h"
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
27da23d5
JH
2592# define ISHISH "symbian"
2593#endif
2594
19848b3f 2595
df00ff3b
IW
2596#if defined(__HAIKU__)
2597# include "haiku/haikuish.h"
2598# define ISHISH "haiku"
2599#elif defined(__BEOS__)
efca5cc6
JH
2600# include "beos/beosish.h"
2601# define ISHISH "beos"
2602#endif
2603
19848b3f
JH
2604#ifndef ISHISH
2605# include "unixish.h"
2606# define ISHISH "unix"
13b6e58c
JH
2607#endif
2608
2946a158
JH
2609/* NSIG logic from Configure --> */
2610/* Strange style to avoid deeply-nested #if/#else/#endif */
2611#ifndef NSIG
2612# ifdef _NSIG
2613# define NSIG (_NSIG)
2614# endif
2615#endif
2616
2617#ifndef NSIG
2618# ifdef SIGMAX
2619# define NSIG (SIGMAX+1)
2620# endif
2621#endif
2622
2623#ifndef NSIG
2624# ifdef SIG_MAX
2625# define NSIG (SIG_MAX+1)
2626# endif
2627#endif
2628
2629#ifndef NSIG
2630# ifdef _SIG_MAX
2631# define NSIG (_SIG_MAX+1)
2632# endif
2633#endif
2634
2635#ifndef NSIG
2636# ifdef MAXSIG
2637# define NSIG (MAXSIG+1)
2638# endif
2639#endif
2640
2641#ifndef NSIG
2642# ifdef MAX_SIG
2643# define NSIG (MAX_SIG+1)
2644# endif
2645#endif
2646
2647#ifndef NSIG
2648# ifdef SIGARRAYSIZE
2649# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2650# endif
2651#endif
2652
2653#ifndef NSIG
2654# ifdef _sys_nsig
2655# define NSIG (_sys_nsig) /* Solaris 2.5 */
2656# endif
2657#endif
2658
2659/* Default to some arbitrary number that's big enough to get most
2660 of the common signals.
2661*/
2662#ifndef NSIG
2663# define NSIG 50
2664#endif
2665/* <-- NSIG logic from Configure */
2666
13b6e58c
JH
2667#ifndef NO_ENVIRON_ARRAY
2668# define USE_ENVIRON_ARRAY
2669#endif
32f822de 2670
c77b533b
JH
2671/*
2672 * initialise to avoid floating-point exceptions from overflow, etc
2673 */
2674#ifndef PERL_FPU_INIT
2675# ifdef HAS_FPSETMASK
2676# if HAS_FLOATINGPOINT_H
2677# include <floatingpoint.h>
2678# endif
ad3a8c67
NC
2679/* Some operating systems have this as a macro, which in turn expands to a comma
2680 expression, and the last sub-expression is something that gets calculated,
2681 and then they have the gall to warn that a value computed is not used. Hence
2682 cast to void. */
2683# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2684# else
2f42fcb0 2685# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2686# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS
2687# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2688# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2689# else
2690# define PERL_FPU_INIT
2f42fcb0 2691
7014c407 2692# endif
c77b533b
JH
2693# endif
2694#endif
b35112e7
CS
2695#ifndef PERL_FPU_PRE_EXEC
2696# define PERL_FPU_PRE_EXEC {
2697# define PERL_FPU_POST_EXEC }
2698#endif
c77b533b 2699
cbec8ebe
DM
2700#ifndef PERL_SYS_INIT3_BODY
2701# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ
2702#endif
2703
eb533572
DM
2704/*
2705=for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2706Provides system-specific tune up of the C runtime environment necessary to
2707run Perl interpreters. This should be called only once, before creating
2708any Perl interpreters.
2709
2710=for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2711Provides system-specific tune up of the C runtime environment necessary to
2712run Perl interpreters. This should be called only once, before creating
2713any Perl interpreters.
2714
2715=for apidoc Am|void|PERL_SYS_TERM|
2716Provides system-specific clean up of the C runtime environment after
2717running Perl interpreters. This should be called only once, after
2718freeing any remaining Perl interpreters.
2719
2720=cut
2721 */
2722
cbec8ebe
DM
2723#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2724#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2725#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2726
be708cc0
JH
2727#ifndef PERL_WRITE_MSG_TO_CONSOLE
2728# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2729#endif
2730
0f31cffe
GS
2731#ifndef MAXPATHLEN
2732# ifdef PATH_MAX
b990c8b2
JH
2733# ifdef _POSIX_PATH_MAX
2734# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2735/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2736 * included the null byte or not. Later amendments of POSIX,
2737 * XPG4, the Austin Group, and the Single UNIX Specification
2738 * all explicitly include the null byte in the PATH_MAX.
2739 * Ditto for _POSIX_PATH_MAX. */
2740# define MAXPATHLEN PATH_MAX
b990c8b2 2741# else
09448d78 2742# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2743# endif
2744# else
2745# define MAXPATHLEN (PATH_MAX+1)
2746# endif
0f31cffe 2747# else
b990c8b2 2748# ifdef _POSIX_PATH_MAX
09448d78 2749# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2750# else
2751# define MAXPATHLEN 1024 /* Err on the large side. */
2752# endif
0f31cffe
GS
2753# endif
2754#endif
2755
c80263a8
SH
2756/* In case Configure was not used (we are using a "canned config"
2757 * such as Win32, or a cross-compilation setup, for example) try going
2758 * by the gcc major and minor versions. One useful URL is
2759 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2760 * but contrary to this information warn_unused_result seems
2761 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD
2762 * Also, when building extensions with an installed perl, this allows
2763 * the user to upgrade gcc and get the right attributes, rather than
2764 * relying on the list generated at Configure time. --AD
c80263a8
SH
2765 * Set these up now otherwise we get confused when some of the <*thread.h>
2766 * includes below indirectly pull in <perlio.h> (which needs to know if we
2767 * have HASATTRIBUTE_FORMAT).
2768 */
2769
4d7c7898 2770#ifndef PERL_MICRO
fc2007d4 2771#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS
2772# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2773# define HASATTRIBUTE_DEPRECATED
2774# endif
c80263a8
SH
2775# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2776# define HASATTRIBUTE_FORMAT
63cdf24b
SH
2777# if defined __MINGW32__
2778# define PRINTF_FORMAT_NULL_OK
2779# endif
c80263a8
SH
2780# endif
2781# if __GNUC__ >= 3 /* 3.0 -> */
2782# define HASATTRIBUTE_MALLOC
2783# endif
2784# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2785# define HASATTRIBUTE_NONNULL
2786# endif
2787# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2788# define HASATTRIBUTE_NORETURN
2789# endif
2790# if __GNUC__ >= 3 /* gcc 3.0 -> */
2791# define HASATTRIBUTE_PURE
2792# endif
42bf5550 2793# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH
2794# define HASATTRIBUTE_UNUSED
2795# endif
d324fe49
AD
2796# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2797# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2798# endif
c80263a8
SH
2799# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2800# define HASATTRIBUTE_WARN_UNUSED_RESULT
2801# endif
2802#endif
00f254e2 2803#endif /* #ifndef PERL_MICRO */
c80263a8 2804
3db8f154 2805/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2806 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2807 * this results in many functions being undeclared which bothers C++
2808 * May make sense to have threads after "*ish.h" anyway
2809 */
2810
3db8f154 2811#if defined(USE_ITHREADS)
2986a63f
JH
2812# ifdef NETWARE
2813# include <nw5thread.h>
2814# else
32f822de
GS
2815# ifdef FAKE_THREADS
2816# include "fakethr.h"
2817# else
2818# ifdef WIN32
2819# include <win32thread.h>
2820# else
dd96f567
IZ
2821# ifdef OS2
2822# include "os2thread.h"
2823# else
7f3d1cf1 2824# ifdef I_MACH_CTHREADS
bdd66968 2825# include <mach/cthreads.h>
8f1f23e8 2826# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2827# define MUTEX_INIT_CALLS_MALLOC
2828# endif
7f3d1cf1
BH
2829typedef cthread_t perl_os_thread;
2830typedef mutex_t perl_mutex;
2831typedef condition_t perl_cond;
2832typedef void * perl_key;
2833# else /* Posix threads */
1f5ae88c
JH
2834# ifdef I_PTHREAD
2835# include <pthread.h>
2836# endif
7f3d1cf1
BH
2837typedef pthread_t perl_os_thread;
2838typedef pthread_mutex_t perl_mutex;
2839typedef pthread_cond_t perl_cond;
2840typedef pthread_key_t perl_key;
2841# endif /* I_MACH_CTHREADS */
dd96f567 2842# endif /* OS2 */
32f822de
GS
2843# endif /* WIN32 */
2844# endif /* FAKE_THREADS */
2986a63f 2845#endif /* NETWARE */
3db8f154 2846#endif /* USE_ITHREADS */
c5be433b 2847
66a93824 2848#if defined(WIN32)
1feb2720 2849# include "win32.h"
c5be433b
GS
2850#endif
2851
2986a63f
JH
2852#ifdef NETWARE
2853# include "netware.h"
2854#endif
2855
e5218da5 2856#define STATUS_UNIX PL_statusvalue
68dc0745 2857#ifdef VMS
6b88bc9c 2858# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2859/*
2860 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2861 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM
2862 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2863 * be updated also.
2864 */
2865# include <stsdef.h>
2866# include <ssdef.h>
2867/* Presume this because if VMS changes it, it will require a new
2868 * set of APIs for waiting on children for binary compatibility.
2869 */
2870# define child_offset_bits (8)
2871# ifndef C_FAC_POSIX
2872# define C_FAC_POSIX 0x35A000
2873# endif
2874
2875/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2876 * platform from the existing UNIX or Native status values.
2877 */
2878
37038d91 2879# define STATUS_EXIT \
7a7fd8e0
JM
2880 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2881 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2882
7a7fd8e0 2883
fb38d079
JM
2884/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2885 * exit code and shifts the UNIX value over the correct number of bits to
2886 * be a child status. Usually the number of bits is 8, but that could be
2887 * platform dependent. The NATIVE status code is presumed to have either
2888 * from a child process.
7a7fd8e0
JM
2889 */
2890
fb38d079
JM
2891/* This is complicated. The child processes return a true native VMS
2892 status which must be saved. But there is an assumption in Perl that
2893 the UNIX child status has some relationship to errno values, so
00f254e2 2894 Perl tries to translate it to text in some of the tests.
fb38d079
JM
2895 In order to get the string translation correct, for the error, errno
2896 must be EVMSERR, but that generates a different text message
2897 than what the test programs are expecting. So an errno value must
2898 be derived from the native status value when an error occurs.
2899 That will hide the true native status message. With this version of
2900 perl, the true native child status can always be retrieved so that
2901 is not a problem. But in this case, Pl_statusvalue and errno may
2902 have different values in them.
2903 */
7a7fd8e0 2904
fb38d079 2905# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2906 STMT_START { \
2fbb330f
JM
2907 I32 evalue = (I32)n; \
2908 if (evalue == EVMSERR) { \
2909 PL_statusvalue_vms = vaxc$errno; \
2910 PL_statusvalue = evalue; \
7a7fd8e0 2911 } else { \
2fbb330f 2912 PL_statusvalue_vms = evalue; \
fb38d079 2913 if (evalue == -1) { \
3280af22 2914 PL_statusvalue = -1; \
7a7fd8e0
JM
2915 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2916 } else \
fb38d079 2917 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2918 set_vaxc_errno(evalue); \
fb38d079
JM
2919 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2920 set_errno(EVMSERR); \
2921 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2922 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2923 } \
68dc0745 2924 } STMT_END
7a7fd8e0 2925
68dc0745 2926# ifdef VMSISH_STATUS
e5218da5 2927# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2928# else
e5218da5 2929# define STATUS_CURRENT STATUS_UNIX
68dc0745 2930# endif
7a7fd8e0
JM
2931
2932 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2933 * the NATIVE status to an equivalent value. Can not be used to translate
2934 * exit code values as exit code values are not guaranteed to have any
2935 * relationship at all to errno values.
2936 * This is used when Perl is forcing errno to have a specific value.
2937 */
e5218da5 2938# define STATUS_UNIX_SET(n) \
68dc0745 2939 STMT_START { \
7a7fd8e0 2940 I32 evalue = (I32)n; \
0968cdad 2941 PL_statusvalue = evalue; \
3280af22 2942 if (PL_statusvalue != -1) { \
0968cdad
JM
2943 if (PL_statusvalue != EVMSERR) { \
2944 PL_statusvalue &= 0xFFFF; \
2945 if (MY_POSIX_EXIT) \
2946 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2947 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2948 } \
2949 else { \
2950 PL_statusvalue_vms = vaxc$errno; \
2951 } \
68dc0745 2952 } \
0968cdad
JM
2953 else PL_statusvalue_vms = SS$_ABORT; \
2954 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM
2955 } STMT_END
2956
2957 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM
2958 * the NATIVE error status based on it.
2959 *
2960 * When in the default mode to comply with the Perl VMS documentation,
2961 * 0 is a success and any other code sets the NATIVE status to a failure
2962 * code of SS$_ABORT.
fb38d079
JM
2963 *
2964 * In the new POSIX EXIT mode, native status will be set so that the
2965 * actual exit code will can be retrieved by the calling program or
2966 * shell.
2967 *
2968 * If the exit code is not clearly a UNIX parent or child exit status,
2969 * it will be passed through as a VMS status.
7a7fd8e0
JM
2970 */
2971
fb38d079 2972# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM
2973 STMT_START { \
2974 I32 evalue = (I32)n; \
2975 PL_statusvalue = evalue; \
e08e1e1d
JM
2976 if (MY_POSIX_EXIT) { \
2977 if (evalue <= 0xFF00) { \
2978 if (evalue > 0xFF) \
2979 evalue = (evalue >> child_offset_bits) & 0xFF; \
2980 PL_statusvalue_vms = \
2981 (C_FAC_POSIX | (evalue << 3 ) | \
2982 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2983 } else /* forgive them Perl, for they have sinned */ \
2984 PL_statusvalue_vms = evalue; \
2985 } else { \
2986 if (evalue == 0) \
2987 PL_statusvalue_vms = SS$_NORMAL; \
2988 else if (evalue <= 0xFF00) \
2989 PL_statusvalue_vms = SS$_ABORT; \
2990 else { /* forgive them Perl, for they have sinned */ \
2991 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2992 else PL_statusvalue_vms = vaxc$errno; \
2993 /* And obviously used a VMS status value instead of UNIX */ \
2994 PL_statusvalue = EVMSERR; \
2995 } \
2996 set_vaxc_errno(PL_statusvalue_vms); \
2997 } \
68dc0745 2998 } STMT_END
fb38d079 2999
e08e1e1d 3000
6ac6a52b
JM
3001 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3002 * and sets the NATIVE error status based on it. This special case
3003 * is needed to maintain compatibility with past VMS behavior.
3004 *
3005 * In the default mode on VMS, this number is passed through as
3006 * both the NATIVE and UNIX status. Which makes it different
3007 * that the STATUS_UNIX_EXIT_SET.
3008 *
3009 * In the new POSIX EXIT mode, native status will be set so that the
3010 * actual exit code will can be retrieved by the calling program or
3011 * shell.
3012 *
1a3aec58
JM
3013 * A POSIX exit code is from 0 to 255. If the exit code is higher
3014 * than this, it needs to be assumed that it is a VMS exit code and
3015 * passed through.
6ac6a52b
JM
3016 */
3017
3018# define STATUS_EXIT_SET(n) \
3019 STMT_START { \
3020 I32 evalue = (I32)n; \
3021 PL_statusvalue = evalue; \
3022 if (MY_POSIX_EXIT) \
1a3aec58
JM
3023 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3024 PL_statusvalue_vms = \
3025 (C_FAC_POSIX | (evalue << 3 ) | \
3026 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM
3027 else \
3028 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3029 set_vaxc_errno(PL_statusvalue_vms); \
3030 } STMT_END
3031
fb38d079
JM
3032
3033 /* This macro forces a success status */
7a7fd8e0
JM
3034# define STATUS_ALL_SUCCESS \
3035 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM
3036
3037 /* This macro forces a failure status */
7a7fd8e0
JM
3038# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3039 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3040 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3041
68dc0745 3042#else
e5218da5 3043# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3044# if defined(WCOREDUMP)
37038d91 3045# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3046 STMT_START { \
3047 PL_statusvalue_posix = (n); \
3048 if (PL_statusvalue_posix == -1) \
3049 PL_statusvalue = -1; \
3050 else { \
3051 PL_statusvalue = \
3052 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3053 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3054 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3055 } \
3056 } STMT_END
3057# elif defined(WIFEXITED)
37038d91 3058# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3059 STMT_START { \
3060 PL_statusvalue_posix = (n); \
3061 if (PL_statusvalue_posix == -1) \
3062 PL_statusvalue = -1; \
3063 else { \
3064 PL_statusvalue = \
3065 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3066 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3067 } \
3068 } STMT_END
3069# else
37038d91 3070# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3071 STMT_START { \
3072 PL_statusvalue_posix = (n); \
3073 if (PL_statusvalue_posix == -1) \
3074 PL_statusvalue = -1; \
3075 else { \
3076 PL_statusvalue = \
3077 PL_statusvalue_posix & 0xFFFF; \
3078 } \
3079 } STMT_END
3080# endif
3081# define STATUS_UNIX_SET(n) \
68dc0745 3082 STMT_START { \
3280af22
NIS
3083 PL_statusvalue = (n); \
3084 if (PL_statusvalue != -1) \
3085 PL_statusvalue &= 0xFFFF; \
68dc0745 3086 } STMT_END
7a7fd8e0 3087# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3088# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3089# define STATUS_CURRENT STATUS_UNIX
37038d91 3090# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
3091# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3092# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
3093#endif
3094
cc3604b1
GS
3095/* flags in PL_exit_flags for nature of exit() */
3096#define PERL_EXIT_EXPECTED 0x01
31d77e54 3097#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3098
0b94c7bb 3099#ifndef MEMBER_TO_FPTR
a7cb1f99
GS
3100# define MEMBER_TO_FPTR(name) name
3101#endif
3102
b79b76e0 3103#ifndef PERL_CORE
a7cb1f99 3104/* format to use for version numbers in file/directory names */
273cf8d1 3105/* XXX move to Configure? */
b79b76e0
NC
3106/* This was only ever used for the current version, and that can be done at
3107 compile time, as PERL_FS_VERSION, so should we just delete it? */
3108# ifndef PERL_FS_VER_FMT
3109# define PERL_FS_VER_FMT "%d.%d.%d"
3110# endif
3111#endif
3112
3113#ifndef PERL_FS_VERSION
3114# define PERL_FS_VERSION PERL_VERSION_STRING
0b94c7bb
GS
3115#endif
3116
45bc9206 3117/* This defines a way to flush all output buffers. This may be a
76549fef
JH
3118 * performance issue, so we allow people to disable it. Also, if
3119 * we are using stdio, there are broken implementations of fflush(NULL)
3120 * out there, Solaris being the most prominent.
45bc9206
GS
3121 */
3122#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 3123# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 3124# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
3125# else
3126# ifdef FFLUSH_ALL
3127# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 3128# else
c5be433b 3129# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 3130# endif
66fe083f 3131# endif
45bc9206
GS
3132#endif
3133
7766f137
GS
3134#ifndef PERL_WAIT_FOR_CHILDREN
3135# define PERL_WAIT_FOR_CHILDREN NOOP
3136#endif
3137
ba869deb 3138/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
3139#ifndef PERL_SET_INTERP
3140# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3141#endif
3142
3143#ifndef PERL_GET_INTERP
3144# define PERL_GET_INTERP (PL_curinterp)
3145#endif
3146
54aff467 3147#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 3148# ifdef MULTIPLICITY
ba869deb 3149# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 3150# endif
ba869deb
GS
3151# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3152#endif
3153
00f254e2 3154/*
8896765a 3155 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 3156 All that is required is that the perl source does not
00f254e2
KW
3157 use "%-p" or "%-<number>p" or "%<number>p" formats.
3158 These formats will still work in perl code.
8896765a
RB
3159 See comments in sv.c for futher details.
3160
8896765a 3161 Robin Barker 2005-07-14
f46d31f2 3162
00f254e2 3163 No longer use %1p for VDf = %vd. RMB 2007-10-19
0dbb1585 3164*/
8896765a
RB
3165
3166#ifndef SVf_
63ce7bf0 3167# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
3168#endif
3169
8896765a 3170#ifndef SVf
104abab4 3171# define SVf "-p"
d2560b70
RB
3172#endif
3173
014ead4b 3174#ifndef SVf32
8896765a 3175# define SVf32 SVf_(32)
014ead4b
RB
3176#endif
3177
3178#ifndef SVf256
8896765a
RB
3179# define SVf256 SVf_(256)
3180#endif
3181
be2597df
MHM
3182#define SVfARG(p) ((void*)(p))
3183
f46d31f2 3184#ifdef PERL_CORE
00f254e2 3185/* not used; but needed for backward compatibilty with XS code? - RMB */
f46d31f2
RB
3186# undef VDf
3187#else
3188# ifndef VDf
8896765a
RB
3189# define VDf "vd"
3190# endif
014ead4b 3191#endif
170cd9e9
NC
3192
3193#ifdef PERL_CORE
00f254e2 3194/* not used; but needed for backward compatibilty with XS code? - RMB */
7776bb98
RB
3195# undef UVf
3196#else
170cd9e9
NC
3197# ifndef UVf
3198# define UVf UVuf
3199# endif
d2560b70
RB
3200#endif
3201
fcdf39cf
RGS
3202#ifdef HASATTRIBUTE_DEPRECATED
3203# define __attribute__deprecated__ __attribute__((deprecated))
3204#endif
0dbb1585
AL
3205#ifdef HASATTRIBUTE_FORMAT
3206# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3207#endif
3208#ifdef HASATTRIBUTE_MALLOC
77785eea 3209# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3210#endif
0dbb1585 3211#ifdef HASATTRIBUTE_NONNULL
abb2c242 3212# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3213#endif
0dbb1585 3214#ifdef HASATTRIBUTE_NORETURN
abb2c242 3215# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3216#endif
0dbb1585 3217#ifdef HASATTRIBUTE_PURE
abb2c242 3218# define __attribute__pure__ __attribute__((pure))
f22be1b8 3219#endif
0dbb1585
AL
3220#ifdef HASATTRIBUTE_UNUSED
3221# define __attribute__unused__ __attribute__((unused))
3222#endif
3223#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3224# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
3225#endif
3226
0dbb1585 3227/* If we haven't defined the attributes yet, define them to blank. */
fcdf39cf
RGS
3228#ifndef __attribute__deprecated__
3229# define __attribute__deprecated__
3230#endif
0dbb1585
AL
3231#ifndef __attribute__format__
3232# define __attribute__format__(x,y,z)
3233#endif
f22be1b8 3234#ifndef __attribute__malloc__
abb2c242 3235# define __attribute__malloc__
f22be1b8
JH
3236#endif
3237#ifndef __attribute__nonnull__
abb2c242 3238# define __attribute__nonnull__(a)
f22be1b8
JH
3239#endif
3240#ifndef __attribute__noreturn__
abb2c242 3241# define __attribute__noreturn__
f22be1b8
JH
3242#endif
3243#ifndef __attribute__pure__
abb2c242 3244# define __attribute__pure__
f22be1b8 3245#endif
0dbb1585
AL
3246#ifndef __attribute__unused__
3247# define __attribute__unused__
3248#endif
f22be1b8 3249#ifndef __attribute__warn_unused_result__
abb2c242
JH
3250# define __attribute__warn_unused_result__
3251#endif
3252
0dbb1585
AL
3253/* For functions that are marked as __attribute__noreturn__, it's not
3254 appropriate to call return. In either case, include the lint directive.
3255 */
3256#ifdef HASATTRIBUTE_NORETURN
b37c2d43 3257# define NORETURN_FUNCTION_END /* NOTREACHED */
0dbb1585 3258#else
b37c2d43 3259# define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
abb2c242
JH
3260#endif
3261
cdfeb707
RB
3262/* Some OS warn on NULL format to printf */
3263#ifdef PRINTF_FORMAT_NULL_OK
3264# define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3265#else
00f254e2 3266# define __attribute__format__null_ok__(x,y,z)
cdfeb707
RB
3267#endif
3268
635aebb7 3269#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL
3270# define EXPECT(expr,val) __builtin_expect(expr,val)
3271#else
3272# define EXPECT(expr,val) (expr)
3273#endif
3274#define LIKELY(cond) EXPECT(cond,1)
3275#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL
3276#ifdef HAS_BUILTIN_CHOOSE_EXPR
3277/* placeholder */
3278#endif
b37c2d43 3279
3fc1aec6
PP
3280/* Some unistd.h's give a prototype for pause() even though
3281 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3282 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
3283*/
3284#ifdef HAS_PAUSE
3285#define Pause pause
3286#else
3287#define Pause() sleep((32767<<16)+32767)
748a9306
LW
3288#endif
3289
3290#ifndef IOCPARM_LEN
3291# ifdef IOCPARM_MASK
61f1c44b 3292 /* on BSDish systems we're safe */
748a9306
LW
3293# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3294# else
61f1c44b 3295# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA
3296 /* on Linux systems we're safe; except when we're not [perl #38223] */
3297# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3298# else
748a9306 3299 /* otherwise guess at what's safe */
61f1c44b
JVD
3300# define IOCPARM_LEN(x) 256
3301# endif
748a9306 3302# endif
a0d0e21e
LW
3303#endif
3304
1761cee5 3305#if defined(__CYGWIN__)
521e0776
GS
3306/* USEMYBINMODE
3307 * This symbol, if defined, indicates that the program should
16fe6d59 3308 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
3309 * that a file is in "binary" mode -- that is, that no translation
3310 * of bytes occurs on read or write operations.
3311 */
36894f0b 3312# define USEMYBINMODE /**/
77a40698 3313# include <io.h> /* for setmode() prototype */
16fe6d59 3314# define my_binmode(fp, iotype, mode) \
77a40698 3315 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
3316#endif
3317
88d10794
JH
3318#ifdef __CYGWIN__
3319void init_os_extras(void);
3320#endif
3321
cea2e8a9
GS
3322#ifdef UNION_ANY_DEFINITION
3323UNION_ANY_DEFINITION;
3324#else
3325union any {
3326 void* any_ptr;
3327 I32 any_i32;
3328 IV any_iv;
c6bf6a65 3329 UV any_uv;
cea2e8a9 3330 long any_long;
9febdf04 3331 bool any_bool;
c76ac1ee 3332 void (*any_dptr) (void*);
acfe0abc 3333 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
3334};
3335#endif
3336
acfe0abc 3337typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
3338
3339#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
5486870f
DM
3340#define FILTER_DATA(idx) \
3341 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3342#define FILTER_ISREADER(idx) \
3343 (PL_parser && PL_parser->rsfp_filters \
3344 && idx >= AvFILLp(PL_parser->rsfp_filters))
3345#define PERL_FILTER_EXISTS(i) \
3346 (PL_parser && PL_parser->rsfp_filters \
3347 && (i) <= av_len(PL_parser->rsfp_filters))
cea2e8a9 3348
c5078cac
JH
3349#if defined(_AIX) && !defined(_AIX43)
3350#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3351/* We cannot include <crypt.h> to get the struct crypt_data
3352 * because of setkey prototype problems when threading */
3353typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3354 /* From OSF, Not needed in AIX
3355 char C[28], D[28];
3356 */
3357 char E[48];
3358 char KS[16][48];
3359 char block[66];
3360 char iobuf[16];
3361} CRYPTD;
3362#endif /* threading */
3363#endif /* AIX */
3364
e37778c2 3365#if !defined(OS2)
2c2d71f5
JH
3366# include "iperlsys.h"
3367#endif
504f80c1 3368
9c12f1e5 3369#ifdef __LIBCATAMOUNT__
00f254e2 3370#undef HAS_PASSWD /* unixish.h but not unixish enough. */
9c12f1e5
RGS
3371#undef HAS_GROUP
3372#define FAKE_BIT_BUCKET
3373#endif
3374
d10dc2ae
JH
3375/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3376 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3377 * defined by Configure, despite their names being similar to the
3378 * other defines like USE_ITHREADS. Configure in fact knows nothing
3379 * about the randomised hashes. Therefore to enable/disable the hash
3380 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3381#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3382# define USE_HASH_SEED
504f80c1
JH
3383#endif
3384
598921a7
NC
3385/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3386 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3387 * it's not really needed.
3388 */
3389#if defined(WIN32)
3390# define YYTOKENTYPE
3391#endif
3392#include "perly.h"
3393
3394#ifdef PERL_MAD
3395struct nexttoken {
3396 YYSTYPE next_val; /* value of next token, if any */
3397 I32 next_type; /* type of next token */
3398 MADPROP *next_mad; /* everything else about that token */
3399};
3400#endif
3401
654eccd5
JD
3402/* macros to define bit-fields in structs. */
3403#ifndef PERL_BITFIELD8
3404# define PERL_BITFIELD8 unsigned
3405#endif
3406#ifndef PERL_BITFIELD16
3407# define PERL_BITFIELD16 unsigned
3408#endif
3409#ifndef PERL_BITFIELD32
3410# define PERL_BITFIELD32 unsigned
3411#endif
3412
79072805 3413#include "sv.h"
288b8c02 3414#include "regexp.h"
378cc40b 3415#include "util.h"
8d063cd8 3416#include "form.h"
79072805 3417#include "gv.h"
dd2155a4 3418#include "pad.h"
79072805 3419#include "cv.h"
abdd5c84 3420#include "opnames.h"
79072805 3421#include "op.h"
b3ca2e83 3422#include "hv.h"
79072805
LW
3423#include "cop.h"
3424#include "av.h"
79072805
LW
3425#include "mg.h"
3426#include "scope.h"
4438c4b7 3427#include "warnings.h"
a0ed51b3 3428#include "utf8.h"
8d063cd8 3429
0d7d409d
DM
3430/* these would be in doio.h if there was such a file */
3431#define my_stat() my_stat_flags(SV_GMAGIC)
3432#define my_lstat() my_lstat_flags(SV_GMAGIC)
3433
20f4945e 3434/* defined in sv.c, but also used in [ach]v.c */
20f4945e
MHM
3435#undef _XPV_HEAD
3436#undef _XPVMG_HEAD
3437#undef _XPVCV_COMMON
7fae4e64
GS
3438
3439typedef struct _sublex_info SUBLEXINFO;
3440struct _sublex_info {
651b5b28
NC
3441 U8 super_state; /* lexer state to save */
3442 U16 sub_inwhat; /* "lex_inwhat" to use */
7fae4e64 3443 OP *sub_op; /* "lex_op" to use */
f06b5848
DM
3444 char *super_bufptr; /* PL_parser->bufptr that was */
3445 char *super_bufend; /* PL_parser->bufend that was */
7fae4e64
GS
3446};
3447
199e78b7
DM
3448#include "parser.h"
3449
455ece5e 3450typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3451
2c2d71f5 3452struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3453struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3454
5f7fde29
GS
3455struct ptr_tbl_ent {
3456 struct ptr_tbl_ent* next;
53c1dcc0 3457 const void* oldval;
5f7fde29 3458 void* newval;
d18c6117
GS
3459};
3460
5f7fde29
GS
3461struct ptr_tbl {
3462 struct ptr_tbl_ent** tbl_ary;
3463 UV tbl_max;
3464 UV tbl_items;
db93c0c4
NC
3465 struct ptr_tbl_arena *tbl_arena;
3466 struct ptr_tbl_ent *tbl_arena_next;
3467 struct ptr_tbl_ent *tbl_arena_end;
d18c6117
GS
3468};
3469
450a55e4 3470#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW
3471# define I286
3472#endif
3473
fe14fcc3
LW
3474#if defined(htonl) && !defined(HAS_HTONL)
3475#define HAS_HTONL
ae986130 3476#endif
fe14fcc3
LW
3477#if defined(htons) && !defined(HAS_HTONS)
3478#define HAS_HTONS
ae986130 3479#endif
fe14fcc3
LW
3480#if defined(ntohl) && !defined(HAS_NTOHL)
3481#define HAS_NTOHL
ae986130 3482#endif
fe14fcc3
LW
3483#if defined(ntohs) && !defined(HAS_NTOHS)
3484#define HAS_NTOHS
ae986130 3485#endif
fe14fcc3 3486#ifndef HAS_HTONL
d9d8d8de 3487#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3488#define HAS_HTONS
3489#define HAS_HTONL
3490#define HAS_NTOHS
3491#define HAS_NTOHL
a687059c
LW
3492#define MYSWAP
3493#define htons my_swap
3494#define htonl my_htonl
3495#define ntohs my_swap
3496#define ntohl my_ntohl
3497#endif
3498#else
d9d8d8de 3499#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3500#undef HAS_HTONS
3501#undef HAS_HTONL
3502#undef HAS_NTOHS
3503#undef HAS_NTOHL
a687059c
LW
3504#endif
3505#endif
3506
988174c1
LW
3507/*
3508 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3509 * -DWS
3510 */
3511#if BYTEORDER != 0x1234
3512# define HAS_VTOHL
3513# define HAS_VTOHS
3514# define HAS_HTOVL
3515# define HAS_HTOVS
c67712b2 3516# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3517# define vtohl(x) ((((x)&0xFF)<<24) \
3518 +(((x)>>24)&0xFF) \
3519 +(((x)&0x0000FF00)<<8) \
3520 +(((x)&0x00FF0000)>>8) )
3521# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3522# define htovl(x) vtohl(x)
3523# define htovs(x) vtohs(x)
3524# endif
3525 /* otherwise default to functions in util.c */
2a8c3029 3526#ifndef htovs
c623ac67
GS
3527short htovs(short n);
3528short vtohs(short n);
3529long htovl(long n);
3530long vtohl(long n);
988174c1 3531#endif
2a8c3029 3532#endif
988174c1 3533
3bb7c1b4
JH
3534/* *MAX Plus 1. A floating point value.
3535 Hopefully expressed in a way that dodgy floating point can't mess up.
3536 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3537 is added to it
3538 May find that some broken compiler will want the value cast to I32.
3539 [after the shift, as signed >> may not be as secure as unsigned >>]
3540*/
3541#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3542#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3543/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3544 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3545 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3546*/
3547#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3548
3bb7c1b4
JH
3549#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3550#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3551#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3552
3553/* This may look like unnecessary jumping through hoops, but converting
3554 out of range floating point values to integers *is* undefined behaviour,
3555 and it is starting to bite.
3556*/
3557#ifndef CAST_INLINE
65202027 3558#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3559#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3560#define I_V(what) (cast_iv((NV)(what)))
3561#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3562#else
3563#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3564 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3565 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3566#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3567 : ((n) < U32_MAX_P1 ? (U32) (n) \
3568 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3569#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3570 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3571 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3572#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3573 : ((n) < UV_MAX_P1 ? (UV) (n) \
3574 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3575#endif
3576
3577#define U_S(what) ((U16)U_32(what))
3578#define U_I(what) ((unsigned int)U_32(what))
3579#define U_L(what) U_32(what)
ed6116ce 3580
ed140128
AD
3581#ifdef HAS_SIGNBIT
3582# define Perl_signbit signbit
3583#endif
3584
2d4389e4
JH
3585/* These do not care about the fractional part, only about the range. */
3586#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3587#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3588
25da4f38
IZ
3589/* Used with UV/IV arguments: */
3590 /* XXXX: need to speed it up */
3591#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3592#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3593
352d5a3a
LW
3594#ifndef MAXSYSFD
3595# define MAXSYSFD 2
3596#endif
ee0007ab 3597
79072805 3598#ifndef __cplusplus
27da23d5 3599#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3600Uid_t getuid (void);
3601Uid_t geteuid (void);
3602Gid_t getgid (void);
3603Gid_t getegid (void);
79072805 3604#endif
e1caacb4 3605#endif
8d063cd8 3606
0c30d9ec 3607#ifndef Perl_debug_log
bf49b057
GS
3608# define Perl_debug_log PerlIO_stderr()
3609#endif
3610
3611#ifndef Perl_error_log
3612# define Perl_error_log (PL_stderrgv \
6b78add2 3613 && isGV(PL_stderrgv) \
01bb7c6d 3614 && GvIOp(PL_stderrgv) \
42de951c 3615 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3616 ? IoOFP(GvIOp(PL_stderrgv)) \
3617 : PerlIO_stderr())
0c30d9ec 3618#endif
3967c732 3619
aea4f609
DM
3620
3621#define DEBUG_p_FLAG 0x00000001 /* 1 */
3622#define DEBUG_s_FLAG 0x00000002 /* 2 */
3623#define DEBUG_l_FLAG 0x00000004 /* 4 */
3624#define DEBUG_t_FLAG 0x00000008 /* 8 */
3625#define DEBUG_o_FLAG 0x00000010 /* 16 */
3626#define DEBUG_c_FLAG 0x00000020 /* 32 */
3627#define DEBUG_P_FLAG 0x00000040 /* 64 */
3628#define DEBUG_m_FLAG 0x00000080 /* 128 */
3629#define DEBUG_f_FLAG 0x00000100 /* 256 */
3630#define DEBUG_r_FLAG 0x00000200 /* 512 */
3631#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3632#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC
3633/* U is reserved for Unofficial, exploratory hacking */
3634#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM
3635#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3636#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3637#define DEBUG_D_FLAG 0x00008000 /* 32768 */
d2c25739 3638/* 0x00010000 is unused, used to be S */
aea4f609 3639#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3640#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3641#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3642#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3643#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3644#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3645#define DEBUG_q_FLAG 0x00800000 /*8388608 */
cc8773c0
CS
3646#define DEBUG_M_FLAG 0x01000000 /*16777216*/
3647#define DEBUG_B_FLAG 0x02000000 /*33554432*/
3648#define DEBUG_MASK 0x03FEEFFF /* mask of all the standard flags */
aea4f609
DM
3649
3650#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3651#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3652 that something was done? */
aea4f609 3653
bd16a5f0
IZ
3654# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3655# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3656# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3657# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3658# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3659# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3660# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3661# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3662# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3663# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3664# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3665# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3666# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ
3667# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3668# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3669# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
bd16a5f0
IZ
3670# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3671# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3672# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3673# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3674# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3675# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3676# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
d7c0d282 3677# define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
cc8773c0 3678# define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
dd2155a4 3679# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
7949c6f5 3680# define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3681
3967c732 3682#ifdef DEBUGGING
aea4f609 3683
bd16a5f0
IZ
3684# define DEBUG_p_TEST DEBUG_p_TEST_
3685# define DEBUG_s_TEST DEBUG_s_TEST_
3686# define DEBUG_l_TEST DEBUG_l_TEST_
3687# define DEBUG_t_TEST DEBUG_t_TEST_
3688# define DEBUG_o_TEST DEBUG_o_TEST_
3689# define DEBUG_c_TEST DEBUG_c_TEST_
3690# define DEBUG_P_TEST DEBUG_P_TEST_
3691# define DEBUG_m_TEST DEBUG_m_TEST_
3692# define DEBUG_f_TEST DEBUG_f_TEST_
3693# define DEBUG_r_TEST DEBUG_r_TEST_
3694# define DEBUG_x_TEST DEBUG_x_TEST_
3695# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3696# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ
3697# define DEBUG_H_TEST DEBUG_H_TEST_
3698# define DEBUG_X_TEST DEBUG_X_TEST_
3699# define DEBUG_D_TEST DEBUG_D_TEST_
bd16a5f0
IZ
3700# define DEBUG_T_TEST DEBUG_T_TEST_
3701# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3702# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3703# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3704# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3705# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3706# define DEBUG_q_TEST DEBUG_q_TEST_
d7c0d282 3707# define DEBUG_M_TEST DEBUG_M_TEST_
cc8773c0 3708# define DEBUG_B_TEST DEBUG_B_TEST_
7949c6f5
JC
3709# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3710# define DEBUG_Uv_TEST DEBUG_Uv_TEST_
aea4f609 3711
488b0c7a
JH
3712# define PERL_DEB(a) a
3713# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3714# define DEBUG_p(a) if (DEBUG_p_TEST) a
3715# define DEBUG_s(a) if (DEBUG_s_TEST) a
3716# define DEBUG_l(a) if (DEBUG_l_TEST) a
3717# define DEBUG_t(a) if (DEBUG_t_TEST) a
3718# define DEBUG_o(a) if (DEBUG_o_TEST) a
3719# define DEBUG_c(a) if (DEBUG_c_TEST) a
3720# define DEBUG_P(a) if (DEBUG_P_TEST) a
3721
969058bb
VK
3722 /* Temporarily turn off memory debugging in case the a
3723 * does memory allocation, either directly or indirectly. */
acfe0abc 3724# define DEBUG_m(a) \
0b250b9e 3725 STMT_START { \
aea4f609 3726 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3727 } STMT_END
aea4f609 3728
5f80b19c
AMS
3729# define DEBUG__(t, a) \
3730 STMT_START { \
3731 if (t) STMT_START {a;} STMT_END; \
3732 } STMT_END
3733
3734# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3735#ifndef PERL_EXT_RE_BUILD
5f80b19c 3736# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO
3737#else
3738# define DEBUG_r(a) STMT_START {a;} STMT_END
3739#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS
3740# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3741# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3742# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS
3743# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3744# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3745# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
7949c6f5
JC
3746# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3747# define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
aea4f609 3748
5f80b19c
AMS
3749# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3750# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3751# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3752# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC
3753# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3754# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
d7c0d282 3755# define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
cc8773c0 3756# define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
aea4f609
DM
3757
3758#else /* DEBUGGING */
3759
3760# define DEBUG_p_TEST (0)
3761# define DEBUG_s_TEST (0)
3762# define DEBUG_l_TEST (0)
3763# define DEBUG_t_TEST (0)
3764# define DEBUG_o_TEST (0)
3765# define DEBUG_c_TEST (0)
3766# define DEBUG_P_TEST (0)
3767# define DEBUG_m_TEST (0)
3768# define DEBUG_f_TEST (0)
3769# define DEBUG_r_TEST (0)
3770# define DEBUG_x_TEST (0)
3771# define DEBUG_u_TEST (0)
88d2d28a 3772# define DEBUG_U_TEST (0)
aea4f609
DM
3773# define DEBUG_H_TEST (0)
3774# define DEBUG_X_TEST (0)
3775# define DEBUG_D_TEST (0)
aea4f609 3776# define DEBUG_T_TEST (0)
04932ac8 3777# define DEBUG_R_TEST (0)
1045810a 3778# define DEBUG_J_TEST (0)
d6721266 3779# define DEBUG_v_TEST (0)
46187eeb 3780# define DEBUG_C_TEST (0)
ecae49c0
NC
3781# define DEBUG_A_TEST (0)
3782# define DEBUG_q_TEST (0)
d7c0d282 3783# define DEBUG_M_TEST (0)
cc8773c0 3784