This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
https://perl5.git.perl.org / perl5.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
A plethora of isarev tests
[perl5.git] / perl.h
CommitLineData
a0d0e21e 1/* perl.h
a687059c 2 *
1129b882 3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
5cd3f21a 4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
a687059c 5 *
352d5a3a
LW		 6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
8d063cd8 8 *
8d063cd8 9 */
d6376244 10
85e6fe83
LW		 11#ifndef H_PERL
12#define H_PERL 1
8d063cd8 13
760ac839
LW		 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
LW		 21#undef USE_STDIO
22#define USE_STDIO
23#endif /* PERL_FOR_X2P */
24
95036ac7
JH		 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
b0f06652
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
GS		 62# define MULTIPLICITY
63# endif
64#endif
65
27da23d5
JH		 66#ifdef PERL_GLOBAL_STRUCT_PRIVATE
67# ifndef PERL_GLOBAL_STRUCT
68# define PERL_GLOBAL_STRUCT
69# endif
70#endif
97aff369 71
27da23d5
JH		 72#ifdef PERL_GLOBAL_STRUCT
73# ifndef MULTIPLICITY
74# define MULTIPLICITY
75# endif
76#endif
77
97aff369
JH		 78#ifdef MULTIPLICITY
79# ifndef PERL_IMPLICIT_CONTEXT
80# define PERL_IMPLICIT_CONTEXT
81# endif
82#endif
83
026fd48b
GH		 84/* undef WIN32 when building on Cygwin (for libwin32) - gph */
85#ifdef __CYGWIN__
86# undef WIN32
87# undef _WIN32
88#endif
89
27da23d5
JH		 90#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
91# ifndef SYMBIAN
92# define SYMBIAN
93# endif
94#endif
95
a0fd4948 96#ifdef __SYMBIAN32__
27da23d5
JH		 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__)
27da23d5
JH		 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)
10bc17b6
JH		 114# define USE_REENTRANT_API
115#endif
116
ac6bedea
JH		 117/* <--- here ends the logic shared by perl.h and makedef.pl */
118
af28e889 119/*
6239f2da
JH		 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
JH		 125# ifndef BSDish
126# define BSDish
127# endif
128#endif
129
cf5a8da6
MHM		 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
17a6c8e3
AD		 143/* Fallback definitions in case we don't have definitions from config.h.
144 This should only matter for systems that don't use Configure and
145 haven't been modified to define PERL_STATIC_INLINE yet.
146*/
147#if !defined(PERL_STATIC_INLINE)
148# ifdef HAS_STATIC_INLINE
149# define PERL_STATIC_INLINE static inline
150# else
151# define PERL_STATIC_INLINE static
152# endif
153#endif
154
27da23d5
JH		 155#ifdef PERL_GLOBAL_STRUCT
156# ifndef PERL_GET_VARS
157# ifdef PERL_GLOBAL_STRUCT_PRIVATE
cf5a8da6 158 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
27da23d5
JH		 159# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
160# ifndef PERLIO_FUNCS_CONST
161# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
162# endif
163# else
164# define PERL_GET_VARS() PL_VarsPtr
165# endif
166# endif
167#endif
168
7a89be66 169#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
27da23d5
JH		 170
171#ifdef PERL_GLOBAL_STRUCT
172# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
173#else
174# define dVAR dNOOP
175#endif
176
c5be433b 177#ifdef PERL_IMPLICIT_CONTEXT
3db8f154
MB		 178# ifndef MULTIPLICITY
179# define MULTIPLICITY
c5be433b 180# endif
e8dda941 181# define tTHX PerlInterpreter*
5ba4cab2 182# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 183# define aTHX my_perl
27da23d5 184# ifdef PERL_GLOBAL_STRUCT
e8dda941 185# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 186# else
e8dda941 187# define dTHXa(a) pTHX = (tTHX)a
27da23d5
JH		 188# endif
189# ifdef PERL_GLOBAL_STRUCT
190# define dTHX dVAR; pTHX = PERL_GET_THX
191# else
192# define dTHX pTHX = PERL_GET_THX
193# endif
c5be433b 194# define pTHX_ pTHX,
c5be433b 195# define aTHX_ aTHX,
4373e329 196# define pTHX_1 2
894356b3
GS		 197# define pTHX_2 3
198# define pTHX_3 4
199# define pTHX_4 5
4373e329
AL		 200# define pTHX_5 6
201# define pTHX_6 7
a3b680e6
AL		 202# define pTHX_7 8
203# define pTHX_8 9
204# define pTHX_9 10
e8dda941
JD		 205# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
206# define PERL_TRACK_MEMPOOL
207# endif
208#else
209# undef PERL_TRACK_MEMPOOL
c5be433b
GS		 210#endif
211
76e3520e 212#define STATIC static
16c91539
BM		 213
214#ifndef PERL_CORE
215/* Do not use these macros. They were part of PERL_OBJECT, which was an
216 * implementation of multiplicity using C++ objects. They have been left
217 * here solely for the sake of XS code which has incorrectly
218 * cargo-culted them.
219 */
76e3520e 220#define CPERLscope(x) x
565764a8 221#define CPERLarg void
76e3520e 222#define CPERLarg_
e3b8966e 223#define _CPERLarg
1d583055
GS		 224#define PERL_OBJECT_THIS
225#define _PERL_OBJECT_THIS
226#define PERL_OBJECT_THIS_
312caa8e 227#define CALL_FPTR(fptr) (*fptr)
ef69c8fc 228#define MEMBER_TO_FPTR(name) name
16c91539 229#endif /* !PERL_CORE */
76e3520e 230
16c91539 231#define CALLRUNOPS PL_runops
f9f4320a 232
3ab4a224 233#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
f9f4320a 234
16c91539 235#define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
f9f4320a 236#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
16c91539 237 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
f9f4320a
YO		 238 (strbeg),(minend),(screamer),(data),(flags))
239#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
16c91539 240 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
f9f4320a
YO		 241 (strend),(flags),(data))
242#define CALLREG_INTUIT_STRING(prog) \
16c91539 243 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
f8149455 244
f8149455
YO		 245#define CALLREGFREE(prog) \
246 Perl_pregfree(aTHX_ (prog))
247
248#define CALLREGFREE_PVT(prog) \
16c91539 249 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
f8149455 250
2fdbfb4d 251#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
16c91539 252 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
93b32b6d 253
2fdbfb4d 254#define CALLREG_NUMBUF_STORE(rx,paren,value) \
16c91539 255 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
2fdbfb4d
AB		 256
257#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
16c91539 258 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
2fdbfb4d 259
192b9cd1 260#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
16c91539 261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
192b9cd1
AB		 262
263#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
16c91539 264 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
192b9cd1
AB		 265
266#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
16c91539 267 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
192b9cd1
AB		 268
269#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
16c91539 270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
192b9cd1
AB		 271
272#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
16c91539 273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
192b9cd1
AB		 274
275#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
16c91539 276 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
192b9cd1
AB		 277
278#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
16c91539 279 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
192b9cd1
AB		 280
281#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
16c91539 282 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
192b9cd1
AB		 283
284#define CALLREG_NAMED_BUFF_COUNT(rx) \
16c91539 285 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
192b9cd1
AB		 286
287#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
16c91539 288 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
93b32b6d 289
49d7dfbc 290#define CALLREG_PACKAGE(rx) \
16c91539 291 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
93b32b6d 292
00f254e2 293#if defined(USE_ITHREADS)
f9f4320a 294#define CALLREGDUPE(prog,param) \
f8149455
YO		 295 Perl_re_dup(aTHX_ (prog),(param))
296
297#define CALLREGDUPE_PVT(prog,param) \
16c91539 298 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
00f254e2 299 : (REGEXP *)NULL)
f9f4320a 300#endif
14dd3ad8 301
a20207d7 302
bcdf7404 303
a20207d7
YO		 304
305
5ba4cab2
SH		 306/*
307 * Because of backward compatibility reasons the PERL_UNUSED_DECL
308 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
309 *
310 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 311 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
SH		 312 * marking unused variables (they need e.g. a #pragma) and therefore
313 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
314 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
315 *
316 */
1266ad8c 317
9969cdde 318#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 319# ifdef __cplusplus
5ba4cab2 320# define PERL_UNUSED_DECL
5b2bd0a5 321# else
5ba4cab2 322# define PERL_UNUSED_DECL __attribute__((unused))
5b2bd0a5
AMS		 323# endif
324#endif
44dbb695 325
5b2bd0a5 326#ifndef PERL_UNUSED_DECL
34659ad4 327# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 328# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 329# else
5ba4cab2 330# define PERL_UNUSED_DECL
b79c357a 331# endif
5b2bd0a5 332#endif
00f254e2 333
349b520e
DM		 334/* gcc -Wall:
335 * for silencing unused variables that are actually used most of the time,
a0288114 336 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 337 */
53c1dcc0 338#ifndef PERL_UNUSED_ARG
c99ffe5e 339# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 340# include <note.h>
53c1dcc0 341# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 342# else
53c1dcc0 343# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL		 344# endif
345#endif
53c1dcc0
AL		 346#ifndef PERL_UNUSED_VAR
347# define PERL_UNUSED_VAR(x) ((void)x)
348#endif
ad73156c 349
96a5add6
AL		 350#ifdef USE_ITHREADS
351# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
352#else
353# define PERL_UNUSED_CONTEXT
354#endif
355
6f207bd3 356#define NOOP /*EMPTY*/(void)0
6b484a99
JH		 357#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
358#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
359#else
6f207bd3 360#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
6b484a99 361#endif
71be2cbc 362
0cb96387 363#ifndef pTHX
e8dda941
JD		 364/* Don't bother defining tTHX and sTHX; using them outside
365 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
366 */
0cb96387
GS		 367# define pTHX void
368# define pTHX_
0cb96387
GS		 369# define aTHX
370# define aTHX_
0cb96387
GS		 371# define dTHXa(a) dNOOP
372# define dTHX dNOOP
894356b3
GS		 373# define pTHX_1 1
374# define pTHX_2 2
375# define pTHX_3 3
376# define pTHX_4 4
3d42dc86
RGS		 377# define pTHX_5 5
378# define pTHX_6 6
a3b680e6
AL		 379# define pTHX_7 7
380# define pTHX_8 8
381# define pTHX_9 9
0cb96387
GS		 382#endif
383
27da23d5
JH		 384#ifndef dVAR
385# define dVAR dNOOP
386#endif
387
b4f7f263
GS		 388/* these are only defined for compatibility; should not be used internally */
389#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 390# define pTHXo pTHX
391# define pTHXo_ pTHX_
0cb96387
GS		 392# define aTHXo aTHX
393# define aTHXo_ aTHX_
c5be433b 394# define dTHXo dTHX
71d280e3 395# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 396#endif
397
398#ifndef pTHXx
399# define pTHXx register PerlInterpreter *my_perl
400# define pTHXx_ pTHXx,
0cb96387
GS		 401# define aTHXx my_perl
402# define aTHXx_ aTHXx,
c5be433b 403# define dTHXx dTHX
22c35a8c 404#endif
71be2cbc 405
1de7c2ac
GS		 406/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
407 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
408 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
409#ifdef PERL_IMPLICIT_SYS
27da23d5
JH		 410# ifdef PERL_GLOBAL_STRUCT_PRIVATE
411# define dTHXs dVAR; dTHX
412# else
413# define dTHXs dTHX
414# endif
1de7c2ac 415#else
27da23d5
JH		 416# ifdef PERL_GLOBAL_STRUCT_PRIVATE
417# define dTHXs dVAR
418# else
419# define dTHXs dNOOP
420# endif
1de7c2ac
GS		 421#endif
422
27da23d5
JH		 423/* Some platforms require marking function declarations
424 * for them to be exportable. Used in perlio.h, proto.h
425 * is handled either by the makedef.pl or by defining the
426 * PERL_CALLCONV to be something special. See also the
427 * definition of XS() in XSUB.h. */
428#ifndef PERL_EXPORT_C
a0c21aa1
JH		 429# ifdef __cplusplus
430# define PERL_EXPORT_C extern "C"
431# else
432# define PERL_EXPORT_C extern
433# endif
27da23d5
JH		 434#endif
435#ifndef PERL_XS_EXPORT_C
a0c21aa1
JH		 436# ifdef __cplusplus
437# define PERL_XS_EXPORT_C extern "C"
438# else
439# define PERL_XS_EXPORT_C
440# endif
27da23d5
JH		 441#endif
442
462e5cf6
MB		 443#ifdef OP_IN_REGISTER
444# ifdef __GNUC__
445# define stringify_immed(s) #s
446# define stringify(s) stringify_immed(s)
d1ca3daa 447register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 448# endif
449#endif
450
e5afc1ae 451/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
b1e55cab 452 * g++ allows them but seems to have problems with them
70aab261
RB		 453 * (insane errors ensue).
454 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
455 */
456#if defined(PERL_GCC_PEDANTIC) || \
457 (defined(__GNUC__) && defined(__cplusplus) && \
458 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
5b692037 459# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
22469a62
RGS		 460# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
461# endif
5dc8bdac
JH		 462#endif
463
5b692037
JH		 464#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
465# ifndef PERL_USE_GCC_BRACE_GROUPS
466# define PERL_USE_GCC_BRACE_GROUPS
467# endif
468#endif
469
728e2803 470/*
471 * STMT_START { statements; } STMT_END;
472 * can be used as a single statement, as in
473 * if (x) STMT_START { ... } STMT_END; else ...
474 *
475 * Trying to select a version that gives no warnings...
476 */
477#if !(defined(STMT_START) && defined(STMT_END))
5b692037 478# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 479# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803 480# define STMT_END )
481# else
482 /* Now which other defined()s do we need here ??? */
93189314 483# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803 484# define STMT_START if (1)
485# define STMT_END else (void)0
486# else
487# define STMT_START do
488# define STMT_END while (0)
489# endif
490# endif
491#endif
492
0cb96387 493#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 494#define WITH_THR(s) WITH_THX(s)
ea0efc06 495
d6f9c181
JH		 496#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
497# define BYTEORDER 0x1234
79072805
LW		 498#endif
499
500/* Overall memory policy? */
501#ifndef CONSERVATIVE
502# define LIBERAL 1
503#endif
504
8ada0baa
JH		 505#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
506#define ASCIIish
507#else
508#undef ASCIIish
509#endif
510
79072805
LW		 511/*
512 * The following contortions are brought to you on behalf of all the
513 * standards, semi-standards, de facto standards, not-so-de-facto standards
514 * of the world, as well as all the other botches anyone ever thought of.
515 * The basic theory is that if we work hard enough here, the rest of the
516 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
517 */
ac58e20f 518
ee0007ab 519/* define this once if either system, instead of cluttering up the src */
2986a63f 520#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 521#define DOSISH 1
522#endif
523
fb38d079 524#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW		 525# define STANDARD_C 1
526#endif
527
9969cdde 528#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745 529# define DONT_DECLARE_STD 1
530#endif
531
352d5a3a 532#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 533# define VOL volatile
663a0e37 534#else
79072805 535# define VOL
663a0e37
LW		 536#endif
537
3280af22
NIS		 538#define TAINT (PL_tainted = TRUE)
539#define TAINT_NOT (PL_tainted = FALSE)
540#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
541#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 542#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 543
d460ef45 544/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 545 defines move there? If so, I could simplify this a lot. --AD 9/96.
546*/
547/* Process group stuff changed from traditional BSD to POSIX.
548 perlfunc.pod documents the traditional BSD-style syntax, so we'll
549 try to preserve that, if possible.
550*/
551#ifdef HAS_SETPGID
552# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 553#else
a6e633de 554# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
555# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
556# else
557# ifdef HAS_SETPGRP2 /* DG/UX */
558# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
559# endif
560# endif
561#endif
562#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
563# define HAS_SETPGRP /* Well, effectively it does . . . */
564#endif
565
566/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
567 our life easier :-) so we'll try it.
568*/
569#ifdef HAS_GETPGID
570# define BSD_GETPGRP(pid) getpgid((pid))
571#else
572# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
573# define BSD_GETPGRP(pid) getpgrp((pid))
574# else
575# ifdef HAS_GETPGRP2 /* DG/UX */
576# define BSD_GETPGRP(pid) getpgrp2((pid))
577# endif
578# endif
579#endif
580#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
581# define HAS_GETPGRP /* Well, effectively it does . . . */
582#endif
583
d460ef45 584/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 585 have different behaviors, but perl.h used to define USE_BSDPGRP
586 (prior to 5.003_05) so some extension might depend on it.
587*/
588#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
589# ifndef USE_BSDPGRP
590# define USE_BSDPGRP
591# endif
663a0e37
LW		 592#endif
593
8ac5a1fe
MH		 594/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
595 pthread.h must be included before all other header files.
596*/
3db8f154 597#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 598# include <pthread.h>
599#endif
600
760ac839
LW		 601#ifndef _TYPES_ /* If types.h defines this it's easy. */
602# ifndef major /* Does everyone's types.h define this? */
603# include <sys/types.h>
c07a80fd 604# endif
663a0e37
LW		 605#endif
606
760ac839
LW		 607#ifdef __cplusplus
608# ifndef I_STDARG
609# define I_STDARG 1
610# endif
611#endif
612
613#ifdef I_STDARG
614# include <stdarg.h>
615#else
616# ifdef I_VARARGS
617# include <varargs.h>
618# endif
619#endif
620
4633a7c4 621#ifdef USE_NEXT_CTYPE
0c30d9ec 622
092bebab
JH		 623#if NX_CURRENT_COMPILER_RELEASE >= 500
624# include <bsd/ctypes.h>
625#else
626# if NX_CURRENT_COMPILER_RELEASE >= 400
627# include <objc/NXCType.h>
628# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
629# include <appkit/NXCType.h>
630# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
631#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 632
633#else /* !USE_NEXT_CTYPE */
fe14fcc3 634#include <ctype.h>
0c30d9ec 635#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 636
637#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
638#undef METHOD
a0d0e21e
LW		 639#endif
640
12ae5dfc
JH		 641#ifdef PERL_MICRO
642# define NO_LOCALE
643#endif
644
4633a7c4 645#ifdef I_LOCALE
36477c24 646# include <locale.h>
4633a7c4
LW		 647#endif
648
36477c24 649#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
650# define USE_LOCALE
651# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
652 && defined(HAS_STRXFRM)
653# define USE_LOCALE_COLLATE
654# endif
655# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
656# define USE_LOCALE_CTYPE
657# endif
658# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
659# define USE_LOCALE_NUMERIC
660# endif
661#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 662
fe14fcc3 663#include <setjmp.h>
79072805 664
a0d0e21e 665#ifdef I_SYS_PARAM
79072805
LW		 666# ifdef PARAM_NEEDS_TYPES
667# include <sys/types.h>
668# endif
669# include <sys/param.h>
352d5a3a 670#endif
79072805 671
79072805 672/* Use all the "standard" definitions? */
a0d0e21e 673#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 674# include <stdlib.h>
ff68c719 675#endif
03a14243 676
3f270f98
JH		 677/* If this causes problems, set i_unistd=undef in the hint file. */
678#ifdef I_UNISTD
679# include <unistd.h>
680#endif
681
de8ca8af
NT		 682/* for WCOREDUMP */
683#ifdef I_SYS_WAIT
684# include <sys/wait.h>
685#endif
686
9969cdde 687#ifdef __SYMBIAN32__
27da23d5
JH		 688# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
689#endif
690
7114a2d2 691#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 692EXTERN_C int syscall(int, ...);
2ef53570
JH		 693#endif
694
7114a2d2 695#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 696EXTERN_C int usleep(unsigned int);
2ef53570
JH		 697#endif
698
9c12f1e5
RGS		 699/* Funky places that do not have socket stuff. */
700#if defined(__LIBCATAMOUNT__)
701# define MYSWAP
702#endif
703
9a34ef1d
GS		 704#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
705# define MYSWAP
706#endif
707
1109a392
MHM		 708#ifdef PERL_CORE
709
710/* macros for correct constant construction */
711# if INTSIZE >= 2
712# define U16_CONST(x) ((U16)x##U)
713# else
714# define U16_CONST(x) ((U16)x##UL)
715# endif
716
717# if INTSIZE >= 4
718# define U32_CONST(x) ((U32)x##U)
719# else
720# define U32_CONST(x) ((U32)x##UL)
721# endif
722
723# ifdef HAS_QUAD
724# if INTSIZE >= 8
725# define U64_CONST(x) ((U64)x##U)
726# elif LONGSIZE >= 8
727# define U64_CONST(x) ((U64)x##UL)
728# elif QUADKIND == QUAD_IS_LONG_LONG
729# define U64_CONST(x) ((U64)x##ULL)
730# else /* best guess we can make */
731# define U64_CONST(x) ((U64)x##UL)
732# endif
733# endif
734
735/* byte-swapping functions for big-/little-endian conversion */
736# define _swab_16_(x) ((U16)( \
737 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
738 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
739
740# define _swab_32_(x) ((U32)( \
741 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
742 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
743 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
744 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
745
746# ifdef HAS_QUAD
747# define _swab_64_(x) ((U64)( \
748 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
749 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
750 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
751 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
752 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
753 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
754 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
755 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
756# endif
757
758/*----------------------------------------------------------------------------*/
759# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
760/*----------------------------------------------------------------------------*/
761# define my_htole16(x) (x)
762# define my_letoh16(x) (x)
763# define my_htole32(x) (x)
764# define my_letoh32(x) (x)
765# define my_htobe16(x) _swab_16_(x)
766# define my_betoh16(x) _swab_16_(x)
767# define my_htobe32(x) _swab_32_(x)
768# define my_betoh32(x) _swab_32_(x)
769# ifdef HAS_QUAD
770# define my_htole64(x) (x)
771# define my_letoh64(x) (x)
772# define my_htobe64(x) _swab_64_(x)
773# define my_betoh64(x) _swab_64_(x)
774# endif
775# define my_htoles(x) (x)
776# define my_letohs(x) (x)
777# define my_htolei(x) (x)
778# define my_letohi(x) (x)
779# define my_htolel(x) (x)
780# define my_letohl(x) (x)
781# if SHORTSIZE == 1
782# define my_htobes(x) (x)
783# define my_betohs(x) (x)
784# elif SHORTSIZE == 2
785# define my_htobes(x) _swab_16_(x)
786# define my_betohs(x) _swab_16_(x)
787# elif SHORTSIZE == 4
788# define my_htobes(x) _swab_32_(x)
789# define my_betohs(x) _swab_32_(x)
790# elif SHORTSIZE == 8
791# define my_htobes(x) _swab_64_(x)
792# define my_betohs(x) _swab_64_(x)
793# else
794# define PERL_NEED_MY_HTOBES
795# define PERL_NEED_MY_BETOHS
796# endif
797# if INTSIZE == 1
798# define my_htobei(x) (x)
799# define my_betohi(x) (x)
800# elif INTSIZE == 2
801# define my_htobei(x) _swab_16_(x)
802# define my_betohi(x) _swab_16_(x)
803# elif INTSIZE == 4
804# define my_htobei(x) _swab_32_(x)
805# define my_betohi(x) _swab_32_(x)
806# elif INTSIZE == 8
807# define my_htobei(x) _swab_64_(x)
808# define my_betohi(x) _swab_64_(x)
809# else
810# define PERL_NEED_MY_HTOBEI
811# define PERL_NEED_MY_BETOHI
812# endif
813# if LONGSIZE == 1
814# define my_htobel(x) (x)
815# define my_betohl(x) (x)
816# elif LONGSIZE == 2
817# define my_htobel(x) _swab_16_(x)
818# define my_betohl(x) _swab_16_(x)
819# elif LONGSIZE == 4
820# define my_htobel(x) _swab_32_(x)
821# define my_betohl(x) _swab_32_(x)
822# elif LONGSIZE == 8
823# define my_htobel(x) _swab_64_(x)
824# define my_betohl(x) _swab_64_(x)
825# else
826# define PERL_NEED_MY_HTOBEL
827# define PERL_NEED_MY_BETOHL
828# endif
829# define my_htolen(p,n) NOOP
830# define my_letohn(p,n) NOOP
831# define my_htoben(p,n) my_swabn(p,n)
832# define my_betohn(p,n) my_swabn(p,n)
833/*----------------------------------------------------------------------------*/
834# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
835/*----------------------------------------------------------------------------*/
836# define my_htobe16(x) (x)
837# define my_betoh16(x) (x)
838# define my_htobe32(x) (x)
839# define my_betoh32(x) (x)
840# define my_htole16(x) _swab_16_(x)
841# define my_letoh16(x) _swab_16_(x)
842# define my_htole32(x) _swab_32_(x)
843# define my_letoh32(x) _swab_32_(x)
844# ifdef HAS_QUAD
845# define my_htobe64(x) (x)
846# define my_betoh64(x) (x)
847# define my_htole64(x) _swab_64_(x)
848# define my_letoh64(x) _swab_64_(x)
849# endif
850# define my_htobes(x) (x)
851# define my_betohs(x) (x)
852# define my_htobei(x) (x)
853# define my_betohi(x) (x)
854# define my_htobel(x) (x)
855# define my_betohl(x) (x)
856# if SHORTSIZE == 1
857# define my_htoles(x) (x)
858# define my_letohs(x) (x)
859# elif SHORTSIZE == 2
860# define my_htoles(x) _swab_16_(x)
861# define my_letohs(x) _swab_16_(x)
862# elif SHORTSIZE == 4
863# define my_htoles(x) _swab_32_(x)
864# define my_letohs(x) _swab_32_(x)
865# elif SHORTSIZE == 8
866# define my_htoles(x) _swab_64_(x)
867# define my_letohs(x) _swab_64_(x)
868# else
869# define PERL_NEED_MY_HTOLES
870# define PERL_NEED_MY_LETOHS
871# endif
872# if INTSIZE == 1
873# define my_htolei(x) (x)
874# define my_letohi(x) (x)
875# elif INTSIZE == 2
876# define my_htolei(x) _swab_16_(x)
877# define my_letohi(x) _swab_16_(x)
878# elif INTSIZE == 4
879# define my_htolei(x) _swab_32_(x)
880# define my_letohi(x) _swab_32_(x)
881# elif INTSIZE == 8
882# define my_htolei(x) _swab_64_(x)
883# define my_letohi(x) _swab_64_(x)
884# else
885# define PERL_NEED_MY_HTOLEI
886# define PERL_NEED_MY_LETOHI
887# endif
888# if LONGSIZE == 1
889# define my_htolel(x) (x)
890# define my_letohl(x) (x)
891# elif LONGSIZE == 2
892# define my_htolel(x) _swab_16_(x)
893# define my_letohl(x) _swab_16_(x)
894# elif LONGSIZE == 4
895# define my_htolel(x) _swab_32_(x)
896# define my_letohl(x) _swab_32_(x)
897# elif LONGSIZE == 8
898# define my_htolel(x) _swab_64_(x)
899# define my_letohl(x) _swab_64_(x)
900# else
901# define PERL_NEED_MY_HTOLEL
902# define PERL_NEED_MY_LETOHL
903# endif
904# define my_htolen(p,n) my_swabn(p,n)
905# define my_letohn(p,n) my_swabn(p,n)
906# define my_htoben(p,n) NOOP
907# define my_betohn(p,n) NOOP
908/*----------------------------------------------------------------------------*/
909# else /* all other byte-orders */
910/*----------------------------------------------------------------------------*/
911# define PERL_NEED_MY_HTOLE16
912# define PERL_NEED_MY_LETOH16
913# define PERL_NEED_MY_HTOBE16
914# define PERL_NEED_MY_BETOH16
915# define PERL_NEED_MY_HTOLE32
916# define PERL_NEED_MY_LETOH32
917# define PERL_NEED_MY_HTOBE32
918# define PERL_NEED_MY_BETOH32
919# ifdef HAS_QUAD
920# define PERL_NEED_MY_HTOLE64
921# define PERL_NEED_MY_LETOH64
922# define PERL_NEED_MY_HTOBE64
923# define PERL_NEED_MY_BETOH64
924# endif
925# define PERL_NEED_MY_HTOLES
926# define PERL_NEED_MY_LETOHS
927# define PERL_NEED_MY_HTOBES
928# define PERL_NEED_MY_BETOHS
929# define PERL_NEED_MY_HTOLEI
930# define PERL_NEED_MY_LETOHI
931# define PERL_NEED_MY_HTOBEI
932# define PERL_NEED_MY_BETOHI
933# define PERL_NEED_MY_HTOLEL
934# define PERL_NEED_MY_LETOHL
935# define PERL_NEED_MY_HTOBEL
936# define PERL_NEED_MY_BETOHL
937/*----------------------------------------------------------------------------*/
938# endif /* end of byte-order macros */
939/*----------------------------------------------------------------------------*/
940
9c17f24a
NC		 941/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
942 at least on FreeBSD. YMMV, so experiment. */
943#ifndef PERL_ARENA_SIZE
944#define PERL_ARENA_SIZE 4080
945#endif
946
ccb2c8b8 947/* Maximum level of recursion */
2b9dff67
RGS		 948#ifndef PERL_SUB_DEPTH_WARN
949#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS		 950#endif
951
1109a392
MHM		 952#endif /* PERL_CORE */
953
bdf3085f
NC		 954/* We no longer default to creating a new SV for GvSV.
955 Do this before embed. */
956#ifndef PERL_CREATE_GVSV
7459f06b
NC		 957# ifndef PERL_DONT_CREATE_GVSV
958# define PERL_DONT_CREATE_GVSV
959# endif
bdf3085f
NC		 960#endif
961
ca0c25f6
NC		 962#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
963#define PERL_USES_PL_PIDSTATUS
964#endif
965
e37778c2 966#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS		 967#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
968#endif
969
00f254e2 970/* Cannot include embed.h here on Win32 as win32.h has not
66a93824
NIS		 971 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
972 */
96e176bf 973#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 974# include "embed.h"
eb8433b7
NC		 975# ifndef PERL_MAD
976# undef op_getmad
b3f24c00 977# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 978# endif
cea2e8a9
GS		 979#endif
980
c31fac66
GS		 981#define MEM_SIZE Size_t
982
1936d2a7
NC		 983/* Round all values passed to malloc up, by default to a multiple of
984 sizeof(size_t)
985*/
986#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
987#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
988#endif
989
f1200559
WH		 990/* sv_grow() will expand strings by at least a certain percentage of
991 the previously *used* length to avoid excessive calls to realloc().
992 The default is 25% of the current length.
993*/
994#ifndef PERL_STRLEN_EXPAND_SHIFT
995# define PERL_STRLEN_EXPAND_SHIFT 2
996#endif
997
51371543
GS		 998#if defined(STANDARD_C) && defined(I_STDDEF)
999# include <stddef.h>
1000# define STRUCT_OFFSET(s,m) offsetof(s,m)
1001#else
1002# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
1003#endif
1004
9969cdde 1005#ifndef __SYMBIAN32__
27da23d5
JH		 1006# if defined(I_STRING) || defined(__cplusplus)
1007# include <string.h>
1008# else
1009# include <strings.h>
1010# endif
51371543
GS		 1011#endif
1012
55497cff 1013/* This comes after <stdlib.h> so we don't try to change the standard
1014 * library prototypes; we'll use our own in proto.h instead. */
03a14243 1015
4633a7c4 1016#ifdef MYMALLOC
86058a2d 1017# ifdef PERL_POLLUTE_MALLOC
ee13e175 1018# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 1019# define Perl_malloc malloc
1020# define Perl_calloc calloc
1021# define Perl_realloc realloc
1022# define Perl_mfree free
ee13e175 1023# endif
86058a2d
GS		 1024# else
1025# define EMBEDMYMALLOC /* for compatibility */
1026# endif
827e134a 1027
651b9576
GS		 1028# define safemalloc Perl_malloc
1029# define safecalloc Perl_calloc
1030# define saferealloc Perl_realloc
1031# define safefree Perl_mfree
22f7c9c9
JH		 1032# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1033 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1034 code; \
1035 } STMT_END
1036# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1037 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1038# define panic_write2(s) write(2, s, strlen(s))
1039# define CHECK_MALLOC_TAINT(newval) \
1040 CHECK_MALLOC_TOO_LATE_FOR_( \
1041 if (newval) { \
1042 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1043 exit(1); })
22f7c9c9 1044# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1045 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH		 1046 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1047 }} STMT_END;
f2517201
GS		 1048#else /* MYMALLOC */
1049# define safemalloc safesysmalloc
1050# define safecalloc safesyscalloc
1051# define saferealloc safesysrealloc
1052# define safefree safesysfree
22f7c9c9
JH		 1053# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1054# define CHECK_MALLOC_TAINT(newval) ((void)0)
1055# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1056#endif /* MYMALLOC */
4633a7c4 1057
fe13d51d 1058/* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
27da23d5 1059#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		 1060#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1061#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1062#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1063
a0d0e21e
LW		 1064#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1065#define strchr index
1066#define strrchr rindex
1067#endif
1068
16d20bd9
AD		 1069#ifdef I_MEMORY
1070# include <memory.h>
1071#endif
1072
fe14fcc3 1073#ifdef HAS_MEMCPY
85e6fe83 1074# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1075# ifndef memcpy
20ce7b12 1076 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 1077# endif
1078# endif
1079#else
1080# ifndef memcpy
1081# ifdef HAS_BCOPY
1082# define memcpy(d,s,l) bcopy(s,d,l)
1083# else
1084# define memcpy(d,s,l) my_bcopy(s,d,l)
1085# endif
1086# endif
1087#endif /* HAS_MEMCPY */
fe14fcc3 1088
ee0007ab 1089#ifdef HAS_MEMSET
85e6fe83 1090# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1091# ifndef memset
20ce7b12 1092 extern char *memset (char*, int, int);
ee0007ab
LW		 1093# endif
1094# endif
ee0007ab 1095#else
12ae5dfc 1096# undef memset
fc36a67e 1097# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 1098#endif /* HAS_MEMSET */
1099
85e6fe83 1100#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1101# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 1102# define memmove(d,s,l) bcopy(s,d,l)
1103# else
2304df62 1104# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1105# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1106# else
79072805 1107# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1108# endif
352d5a3a 1109# endif
d9d8d8de 1110#endif
ee0007ab 1111
36477c24 1112#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1113# undef HAS_MEMCMP
1114#endif
1115
1116#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1117# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1118# ifndef memcmp
20ce7b12 1119 extern int memcmp (char*, char*, int);
ee0007ab
LW		 1120# endif
1121# endif
36477c24 1122# ifdef BUGGY_MSC
7e4e8c89 1123# pragma function(memcmp)
36477c24 1124# endif
ee0007ab
LW		 1125#else
1126# ifndef memcmp
ecfc5424 1127# define memcmp my_memcmp
352d5a3a 1128# endif
36477c24 1129#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1130
fc36a67e 1131#ifndef memzero
c635e13b 1132# ifdef HAS_MEMSET
1133# define memzero(d,l) memset(d,0,l)
79072805 1134# else
c635e13b 1135# ifdef HAS_BZERO
1136# define memzero(d,l) bzero(d,l)
79072805 1137# else
fc36a67e 1138# define memzero(d,l) my_bzero(d,l)
79072805
LW		 1139# endif
1140# endif
d9d8d8de 1141#endif
378cc40b 1142
2f42fcb0 1143#ifndef PERL_MICRO
0f27ced1
JH		 1144#ifndef memchr
1145# ifndef HAS_MEMCHR
1146# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1147# endif
1148#endif
2f42fcb0 1149#endif
0f27ced1 1150
36477c24 1151#ifndef HAS_BCMP
1152# ifndef bcmp
1153# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1154# endif
36477c24 1155#endif /* !HAS_BCMP */
378cc40b 1156
ae986130 1157#ifdef I_NETINET_IN
79072805 1158# include <netinet/in.h>
ae986130
LW		 1159#endif
1160
28e8609d
JH		 1161#ifdef I_ARPA_INET
1162# include <arpa/inet.h>
1163#endif
1164
84902520
TB		 1165#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1166/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1167 * (the neo-BSD seem to do this). */
1168# undef SF_APPEND
1169#endif
1170
1aef975c 1171#ifdef I_SYS_STAT
84902520 1172# include <sys/stat.h>
1aef975c 1173#endif
79072805 1174
287a962e
JD		 1175/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1176 This definition should ideally go into win32/win32.h, but S_IFIFO is
1177 used later here in perl.h before win32/win32.h is being included. */
1178#if !defined(S_IFIFO) && defined(_S_IFIFO)
1179# define S_IFIFO _S_IFIFO
1180#endif
1181
a0d0e21e
LW		 1182/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1183 like UTekV) are broken, sometimes giving false positives. Undefine
1184 them here and let the code below set them to proper values.
1185
1186 The ghs macro stands for GreenHills Software C-1.8.5 which
1187 is the C compiler for sysV88 and the various derivatives.
1188 This header file bug is corrected in gcc-2.5.8 and later versions.
1189 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1190
1191#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 1192# undef S_ISDIR
1193# undef S_ISCHR
1194# undef S_ISBLK
1195# undef S_ISREG
1196# undef S_ISFIFO
1197# undef S_ISLNK
ee0007ab 1198#endif
135863df 1199
663a0e37
LW		 1200#ifdef I_TIME
1201# include <time.h>
ffed7fef 1202#endif
663a0e37 1203
fe14fcc3 1204#ifdef I_SYS_TIME
85e6fe83 1205# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1206# define KERNEL
1207# endif
1208# include <sys/time.h>
85e6fe83 1209# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1210# undef KERNEL
1211# endif
a687059c 1212#endif
135863df 1213
55497cff 1214#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1215# include <sys/times.h>
d9d8d8de 1216#endif
8d063cd8 1217
fe14fcc3 1218#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1219# undef HAS_STRERROR
663a0e37
LW		 1220#endif
1221
1222#include <errno.h>
1e743fda 1223
acfe0abc 1224#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 1225# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1226#endif
1227
8cfab5ff 1228/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
00f254e2 1229 * This is important for using IPv6.
8cfab5ff
JH		 1230 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1231 * a bad idea since it breaks send() and recv(). */
1232#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1233# define _SOCKADDR_LEN
1234#endif
1235
8d3f517a 1236#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 1237# include <sys/socket.h>
1238# if defined(USE_SOCKS) && defined(I_SOCKS)
1239# if !defined(INCLUDE_PROTOTYPES)
1240# define INCLUDE_PROTOTYPES /* for <socks.h> */
1241# define PERL_SOCKS_NEED_PROTOTYPES
1242# endif
1243# include <socks.h>
1244# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1245# undef INCLUDE_PROTOTYPES
1246# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1247# endif
d460ef45 1248# endif
1e743fda 1249# ifdef I_NETDB
2986a63f
JH		 1250# ifdef NETWARE
1251# include<stdio.h>
1252# endif
1e743fda
JH		 1253# include <netdb.h>
1254# endif
1255# ifndef ENOTSOCK
1256# ifdef I_NET_ERRNO
1257# include <net/errno.h>
1258# endif
1259# endif
1260#endif
1261
fa0a29af 1262/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM		 1263 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1264 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1265#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM		 1266# if defined(__THROW) && defined(__GLIBC__)
1267int sockatmark(int) __THROW;
1268# else
2ef53570 1269int sockatmark(int);
29820b6d 1270# endif
2ef53570
JH		 1271#endif
1272
7e827271 1273#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		 1274EXTERN_C int fchdir(int);
1275EXTERN_C int flock(int, int);
1276EXTERN_C int fseeko(FILE *, off_t, int);
1277EXTERN_C off_t ftello(FILE *);
1278#endif
1279
7e827271 1280#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1281EXTERN_C char *crypt(const char *, const char *);
7e827271 1282EXTERN_C char **environ;
1ccb7c8d
JH		 1283#endif
1284
83a6ff2e 1285#if defined(__cplusplus)
944c4fda 1286# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1287EXTERN_C char **environ;
83a6ff2e 1288# elif defined(__CYGWIN__)
667e2948
SP		 1289EXTERN_C char *crypt(const char *, const char *);
1290#endif
83a6ff2e 1291#endif
667e2948 1292
1e743fda
JH		 1293#ifdef SETERRNO
1294# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1295#endif
f86702cc 1296
1297#ifdef VMS
1298# define SETERRNO(errcode,vmserrcode) \
1299 STMT_START { \
1300 set_errno(errcode); \
1301 set_vaxc_errno(vmserrcode); \
1302 } STMT_END
4ee39169
CS		 1303# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1304# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1305# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1306# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1307
93189314
JH		 1308# define LIB_INVARG LIB$_INVARG
1309# define RMS_DIR RMS$_DIR
1310# define RMS_FAC RMS$_FAC
1311# define RMS_FEX RMS$_FEX
1312# define RMS_FNF RMS$_FNF
1313# define RMS_IFI RMS$_IFI
1314# define RMS_ISI RMS$_ISI
1315# define RMS_PRV RMS$_PRV
1316# define SS_ACCVIO SS$_ACCVIO
1317# define SS_DEVOFFLINE SS$_DEVOFFLINE
1318# define SS_IVCHAN SS$_IVCHAN
1319# define SS_NORMAL SS$_NORMAL
748a9306 1320#else
aba27d88 1321# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS		 1322# define dSAVEDERRNO int saved_errno
1323# define dSAVE_ERRNO int saved_errno = errno
1324# define SAVE_ERRNO (saved_errno = errno)
1325# define RESTORE_ERRNO (errno = saved_errno)
1326
93189314
JH		 1327# define LIB_INVARG 0
1328# define RMS_DIR 0
1329# define RMS_FAC 0
1330# define RMS_FEX 0
1331# define RMS_FNF 0
1332# define RMS_IFI 0
1333# define RMS_ISI 0
1334# define RMS_PRV 0
1335# define SS_ACCVIO 0
1336# define SS_DEVOFFLINE 0
1337# define SS_IVCHAN 0
1338# define SS_NORMAL 0
748a9306 1339#endif
ed6116ce 1340
f5fa9033 1341#define ERRSV GvSVn(PL_errgv)
dfd167e9
NC		 1342
1343#define CLEAR_ERRSV() STMT_START { \
1344 if (!GvSV(PL_errgv)) { \
1345 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1346 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1347 SvREFCNT_dec(GvSV(PL_errgv)); \
1348 GvSV(PL_errgv) = newSVpvs(""); \
1349 } else { \
1350 SV *const errsv = GvSV(PL_errgv); \
1351 sv_setpvs(errsv, ""); \
1352 if (SvMAGICAL(errsv)) { \
1353 mg_free(errsv); \
1354 } \
1355 SvPOK_only(errsv); \
1356 } \
1357 } STMT_END
1358
1359
414bf5ae
MHM		 1360#ifdef PERL_CORE
1361# define DEFSV (0 + GvSVn(PL_defgv))
1362#else
1363# define DEFSV GvSVn(PL_defgv)
1364#endif
1365#define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
3db8f154 1366#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1367
98eae8f5
GS		 1368#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1369
55497cff 1370#ifndef errno
5ff3f7a4
GS		 1371 extern int errno; /* ANSI allows errno to be an lvalue expr.
1372 * For example in multithreaded environments
1373 * something like this might happen:
1374 * extern int *_errno(void);
1375 * #define errno (*_errno()) */
d9d8d8de 1376#endif
663a0e37 1377
2304df62 1378#ifdef HAS_STRERROR
a0d0e21e 1379# ifdef VMS
20ce7b12 1380 char *strerror (int,...);
a0d0e21e 1381# else
68dc0745 1382#ifndef DONT_DECLARE_STD
20ce7b12 1383 char *strerror (int);
68dc0745 1384#endif
a0d0e21e 1385# endif
2304df62
AD		 1386# ifndef Strerror
1387# define Strerror strerror
1388# endif
1389#else
1390# ifdef HAS_SYS_ERRLIST
79072805
LW		 1391 extern int sys_nerr;
1392 extern char *sys_errlist[];
2304df62
AD		 1393# ifndef Strerror
1394# define Strerror(e) \
79072805 1395 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1396# endif
79072805 1397# endif
35c8bce7 1398#endif
663a0e37 1399
2304df62 1400#ifdef I_SYS_IOCTL
79072805
LW		 1401# ifndef _IOCTL_
1402# include <sys/ioctl.h>
1403# endif
a687059c
LW		 1404#endif
1405
ee0007ab 1406#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 1407# ifdef HAS_SOCKETPAIR
1408# undef HAS_SOCKETPAIR
1409# endif
2304df62
AD		 1410# ifdef I_NDBM
1411# undef I_NDBM
79072805 1412# endif
a687059c
LW		 1413#endif
1414
02fc2eee
NC		 1415#ifndef HAS_SOCKETPAIR
1416# ifdef HAS_SOCKET
1417# define socketpair Perl_my_socketpair
1418# endif
1419#endif
1420
a687059c 1421#if INTSIZE == 2
79072805
LW		 1422# define htoni htons
1423# define ntohi ntohs
a687059c 1424#else
79072805
LW		 1425# define htoni htonl
1426# define ntohi ntohl
a687059c
LW		 1427#endif
1428
a0d0e21e 1429/* Configure already sets Direntry_t */
35c8bce7 1430#if defined(I_DIRENT)
663a0e37 1431# include <dirent.h>
8f1f23e8
W		 1432 /* NeXT needs dirent + sys/dir.h */
1433# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 1434# include <sys/dir.h>
1435# endif
ae986130 1436#else
fe14fcc3 1437# ifdef I_SYS_NDIR
79a0689e 1438# include <sys/ndir.h>
663a0e37 1439# else
fe14fcc3 1440# ifdef I_SYS_DIR
79a0689e
LW		 1441# ifdef hp9000s500
1442# include <ndir.h> /* may be wrong in the future */
1443# else
1444# include <sys/dir.h>
1445# endif
663a0e37
LW		 1446# endif
1447# endif
4633a7c4 1448#endif
a687059c 1449
12ae5dfc
JH		 1450#ifdef PERL_MICRO
1451# ifndef DIR
1452# define DIR void
1453# endif
1454#endif
1455
352d5a3a
LW		 1456#ifdef FPUTS_BOTCH
1457/* work around botch in SunOS 4.0.1 and 4.0.2 */
1458# ifndef fputs
79072805 1459# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 1460# endif
1461#endif
1462
c623bd54
LW		 1463/*
1464 * The following gobbledygook brought to you on behalf of __STDC__.
1465 * (I could just use #ifndef __STDC__, but this is more bulletproof
1466 * in the face of half-implementations.)
1467 */
1468
7114a2d2 1469#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 1470#include <sys/mode.h>
1471#endif
1472
c623bd54
LW		 1473#ifndef S_IFMT
1474# ifdef _S_IFMT
1475# define S_IFMT _S_IFMT
1476# else
1477# define S_IFMT 0170000
1478# endif
1479#endif
1480
1481#ifndef S_ISDIR
1482# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1483#endif
1484
1485#ifndef S_ISCHR
1486# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1487#endif
1488
1489#ifndef S_ISBLK
fe14fcc3
LW		 1490# ifdef S_IFBLK
1491# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1492# else
1493# define S_ISBLK(m) (0)
1494# endif
c623bd54
LW		 1495#endif
1496
1497#ifndef S_ISREG
1498# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1499#endif
1500
1501#ifndef S_ISFIFO
fe14fcc3
LW		 1502# ifdef S_IFIFO
1503# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1504# else
1505# define S_ISFIFO(m) (0)
1506# endif
c623bd54
LW		 1507#endif
1508
1509#ifndef S_ISLNK
1510# ifdef _S_ISLNK
1511# define S_ISLNK(m) _S_ISLNK(m)
1512# else
1513# ifdef _S_IFLNK
1514# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1515# else
1516# ifdef S_IFLNK
1517# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1518# else
1519# define S_ISLNK(m) (0)
1520# endif
1521# endif
1522# endif
1523#endif
1524
1525#ifndef S_ISSOCK
1526# ifdef _S_ISSOCK
1527# define S_ISSOCK(m) _S_ISSOCK(m)
1528# else
1529# ifdef _S_IFSOCK
1530# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1531# else
1532# ifdef S_IFSOCK
1533# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1534# else
1535# define S_ISSOCK(m) (0)
1536# endif
1537# endif
1538# endif
1539#endif
1540
1541#ifndef S_IRUSR
1542# ifdef S_IREAD
1543# define S_IRUSR S_IREAD
1544# define S_IWUSR S_IWRITE
1545# define S_IXUSR S_IEXEC
1546# else
1547# define S_IRUSR 0400
1548# define S_IWUSR 0200
1549# define S_IXUSR 0100
1550# endif
fac7cdfc
JS		 1551#endif
1552
1553#ifndef S_IRGRP
1554# ifdef S_IRUSR
1555# define S_IRGRP (S_IRUSR>>3)
1556# define S_IWGRP (S_IWUSR>>3)
1557# define S_IXGRP (S_IXUSR>>3)
1558# else
1559# define S_IRGRP 0040
1560# define S_IWGRP 0020
1561# define S_IXGRP 0010
1562# endif
1563#endif
1564
1565#ifndef S_IROTH
1566# ifdef S_IRUSR
1567# define S_IROTH (S_IRUSR>>6)
1568# define S_IWOTH (S_IWUSR>>6)
1569# define S_IXOTH (S_IXUSR>>6)
1570# else
1571# define S_IROTH 0040
1572# define S_IWOTH 0020
1573# define S_IXOTH 0010
1574# endif
c623bd54
LW		 1575#endif
1576
1577#ifndef S_ISUID
1578# define S_ISUID 04000
1579#endif
1580
1581#ifndef S_ISGID
1582# define S_ISGID 02000
1583#endif
1584
ca6e1c26
JH		 1585#ifndef S_IRWXU
1586# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1587#endif
ca6e1c26
JH		 1588
1589#ifndef S_IRWXG
1590# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1591#endif
ca6e1c26
JH		 1592
1593#ifndef S_IRWXO
1594# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1595#endif
ca6e1c26 1596
df00ff3b 1597/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH		 1598 * which would get included through <sys/file.h >, but that is 3000
1599 * lines in the future. --jhi */
1600
df00ff3b 1601#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH		 1602# define S_IREAD S_IRUSR
1603#endif
1604
df00ff3b 1605#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH		 1606# define S_IWRITE S_IWUSR
1607#endif
1608
1609#ifndef S_IEXEC
1610# define S_IEXEC S_IXUSR
1611#endif
1612
79072805
LW		 1613#ifdef ff_next
1614# undef ff_next
352d5a3a
LW		 1615#endif
1616
a0d0e21e 1617#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 1618# define SLOPPYDIVIDE
1619#endif
1620
748a9306
LW		 1621#ifdef UV
1622#undef UV
1623#endif
1624
c89df6bf
JH		 1625#ifdef SPRINTF_E_BUG
1626# define sprintf UTS_sprintf_wrap
1627#endif
1628
ce582cee
NC		 1629/* For the times when you want the return value of sprintf, and you want it
1630 to be the length. Can't have a thread variable passed in, because C89 has
1631 no varargs macros.
1632*/
1633#ifdef SPRINTF_RETURNS_STRLEN
1634# define my_sprintf sprintf
1635#else
1636# define my_sprintf Perl_my_sprintf
1637#endif
1638
5b692037
JH		 1639/*
1640 * If we have v?snprintf() and the C99 variadic macros, we can just
1641 * use just the v?snprintf(). It is nice to try to trap the buffer
1642 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD		 1643 * gcc statement expressions, then use the function wrappers which try
1644 * to trap the overflow. If we can use the gcc statement expressions,
1645 * we can try that even with the version that uses the C99 variadic
1646 * macros.
5b692037
JH		 1647 */
1648
1208b3dd
JH		 1649/* Note that we do not check against snprintf()/vsnprintf() returning
1650 * negative values because that is non-standard behaviour and we use
1651 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1652 * that should be true only if the snprintf()/vsnprintf() are true
1653 * to the standard. */
1654
dfeee9b1 1655#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1656# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1657# define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1208b3dd 1658# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1659# else
1660# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1661# endif
1662#else
1663# define my_snprintf Perl_my_snprintf
1208b3dd 1664# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1665#endif
1666
dfeee9b1 1667#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1668# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1669# define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1208b3dd 1670# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH		 1671# else
1672# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1673# endif
1674#else
1675# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1676# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1677#endif
d9fad198 1678
a6cc4119
SP		 1679#ifdef HAS_STRLCAT
1680# define my_strlcat strlcat
1681#else
1682# define my_strlcat Perl_my_strlcat
1683#endif
1684
1685#ifdef HAS_STRLCPY
1686# define my_strlcpy strlcpy
1687#else
1688# define my_strlcpy Perl_my_strlcpy
1689#endif
1690
c495e728
JH		 1691/* Configure gets this right but the UTS compiler gets it wrong.
1692 -- Hal Morris <hom00@utsglobal.com> */
1693#ifdef UTS
1694# undef UVTYPE
1695# define UVTYPE unsigned
1696#endif
1697
05f13f53 1698/*
27d4fb96 1699 The IV type is supposed to be long enough to hold any integral
1700 value or a pointer.
1701 --Andy Dougherty August 1996
1702*/
1703
a22e52b9
JH		 1704typedef IVTYPE IV;
1705typedef UVTYPE UV;
8175356b 1706
10cc9d2a 1707#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1708# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1709# define IV_MAX INT64_MAX
1710# define IV_MIN INT64_MIN
1711# define UV_MAX UINT64_MAX
cae7ae48
JH		 1712# ifndef UINT64_MIN
1713# define UINT64_MIN 0
1714# endif
5ff3f7a4
GS		 1715# define UV_MIN UINT64_MIN
1716# else
1717# define IV_MAX PERL_QUAD_MAX
1718# define IV_MIN PERL_QUAD_MIN
1719# define UV_MAX PERL_UQUAD_MAX
1720# define UV_MIN PERL_UQUAD_MIN
1721# endif
cf2093f6
JH		 1722# define IV_IS_QUAD
1723# define UV_IS_QUAD
79072805 1724#else
8175356b 1725# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1726# define IV_MAX INT32_MAX
1727# define IV_MIN INT32_MIN
716026f9
DL		 1728# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1729# define UV_MAX UINT32_MAX
1730# else
1731# define UV_MAX 4294967295U
1732# endif
cae7ae48
JH		 1733# ifndef UINT32_MIN
1734# define UINT32_MIN 0
1735# endif
5ff3f7a4
GS		 1736# define UV_MIN UINT32_MIN
1737# else
1738# define IV_MAX PERL_LONG_MAX
1739# define IV_MIN PERL_LONG_MIN
1740# define UV_MAX PERL_ULONG_MAX
1741# define UV_MIN PERL_ULONG_MIN
1742# endif
8175356b 1743# if IVSIZE == 8
cf2093f6
JH		 1744# define IV_IS_QUAD
1745# define UV_IS_QUAD
de1c2614
JH		 1746# ifndef HAS_QUAD
1747# define HAS_QUAD
1748# endif
cf2093f6
JH		 1749# else
1750# undef IV_IS_QUAD
1751# undef UV_IS_QUAD
de1c2614 1752# undef HAS_QUAD
cf2093f6 1753# endif
79072805 1754#endif
d7d93a81 1755
1109a392
MHM		 1756#ifndef HAS_QUAD
1757# undef PERL_NEED_MY_HTOLE64
1758# undef PERL_NEED_MY_LETOH64
1759# undef PERL_NEED_MY_HTOBE64
1760# undef PERL_NEED_MY_BETOH64
1761#endif
1762
6cde8aec 1763#if defined(uts) || defined(UTS)
11afe549
HM		 1764# undef UV_MAX
1765# define UV_MAX (4294967295u)
20601011
JH		 1766#endif
1767
cae7ae48 1768#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1769#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1770
28e5dec8 1771#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1772#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1773#endif
1774
d460ef45 1775/*
26bb67e2
JH		 1776 * The macros INT2PTR and NUM2PTR are (despite their names)
1777 * bi-directional: they will convert int/float to or from pointers.
1778 * However the conversion to int/float are named explicitly:
1779 * PTR2IV, PTR2UV, PTR2NV.
1780 *
1781 * For int conversions we do not need two casts if pointers are
1782 * the same size as IV and UV. Otherwise we need an explicit
1783 * cast (PTRV) to avoid compiler warnings.
1784 */
56431972
RB		 1785#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1786# define PTRV UV
1787# define INT2PTR(any,d) (any)(d)
1788#else
d460ef45 1789# if PTRSIZE == LONGSIZE
56431972 1790# define PTRV unsigned long
e91e3b10 1791# define PTR2ul(p) (unsigned long)(p)
42718184 1792# else
56431972 1793# define PTRV unsigned
42718184 1794# endif
e91e3b10
RB		 1795#endif
1796
1797#ifndef INT2PTR
56431972 1798# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1799#endif
e91e3b10
RB		 1800
1801#ifndef PTR2ul
1802# define PTR2ul(p) INT2PTR(unsigned long,p)
1803#endif
1804
56431972
RB		 1805#define NUM2PTR(any,d) (any)(PTRV)(d)
1806#define PTR2IV(p) INT2PTR(IV,p)
1807#define PTR2UV(p) INT2PTR(UV,p)
1808#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1809#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1810
8141890a
JH		 1811/* According to strict ANSI C89 one cannot freely cast between
1812 * data pointers and function (code) pointers. There are at least
1813 * two ways around this. One (used below) is to do two casts,
1814 * first the other pointer to an (unsigned) integer, and then
1815 * the integer to the other pointer. The other way would be
1816 * to use unions to "overlay" the pointers. For an example of
1817 * the latter technique, see union dirpu in struct xpvio in sv.h.
1818 * The only feasible use is probably temporarily storing
1819 * function pointers in a data pointer (such as a void pointer). */
1820
e91e3b10
RB		 1821#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1822#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1823
65202027 1824#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1825# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1826# define LONG_DOUBLE_EQUALS_DOUBLE
1827# endif
68d4903c 1828# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1829# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1830# endif
1831#endif
1832
2d4389e4
JH		 1833#ifdef OVR_DBL_DIG
1834/* Use an overridden DBL_DIG */
1835# ifdef DBL_DIG
1836# undef DBL_DIG
1837# endif
1838# define DBL_DIG OVR_DBL_DIG
1839#else
1840/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS		 1841 default value for printing floating point numbers in Gconvert
1842 (see config.h). (It also has other uses, such as figuring out if
1843 a given precision of printing can be done with a double instead of
1844 a long double - Allen).
2d4389e4
JH		 1845*/
1846#ifdef I_LIMITS
1847#include <limits.h>
1848#endif
1849#ifdef I_FLOAT
1850#include <float.h>
1851#endif
1852#ifndef HAS_DBL_DIG
1853#define DBL_DIG 15 /* A guess that works lots of places */
1854#endif
1855#endif
1856
1857#ifdef OVR_LDBL_DIG
1858/* Use an overridden LDBL_DIG */
1859# ifdef LDBL_DIG
1860# undef LDBL_DIG
1861# endif
1862# define LDBL_DIG OVR_LDBL_DIG
1863#else
1864/* The following is all to get LDBL_DIG, in order to pick a nice
1865 default value for printing floating point numbers in Gconvert.
1866 (see config.h)
1867*/
68d4903c
JH		 1868# ifdef I_LIMITS
1869# include <limits.h>
1870# endif
1871# ifdef I_FLOAT
1872# include <float.h>
1873# endif
1874# ifndef HAS_LDBL_DIG
1875# if LONG_DOUBLESIZE == 10
1876# define LDBL_DIG 18 /* assume IEEE */
1877# else
1878# if LONG_DOUBLESIZE == 12
1879# define LDBL_DIG 18 /* gcc? */
1880# else
1881# if LONG_DOUBLESIZE == 16
1882# define LDBL_DIG 33 /* assume IEEE */
1883# else
1884# if LONG_DOUBLESIZE == DOUBLESIZE
1885# define LDBL_DIG DBL_DIG /* bummer */
1886# endif
1887# endif
1888# endif
1889# endif
1890# endif
2d4389e4
JH		 1891#endif
1892
20f6aaab
AS		 1893/*
1894 * This is for making sure we have a good DBL_MAX value, if possible,
1895 * either for usage as NV_MAX or for usage in figuring out if we can
1896 * fit a given long double into a double, if bug-fixing makes it
1897 * necessary to do so. - Allen <allens@cpan.org>
1898 */
1899
205f51d8
AS		 1900#ifdef I_LIMITS
1901# include <limits.h>
20f6aaab
AS		 1902#endif
1903
205f51d8
AS		 1904#ifdef I_VALUES
1905# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1906# include <values.h>
1907# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1908# define DBL_MAX MAXDOUBLE
1909# endif
1910# if defined(MINDOUBLE) && !defined(DBL_MIN)
1911# define DBL_MIN MINDOUBLE
1912# endif
1913# endif
1914#endif /* defined(I_VALUES) */
1915
a22e52b9 1916typedef NVTYPE NV;
8175356b 1917
792d8dab
JH		 1918#ifdef I_IEEEFP
1919# include <ieeefp.h>
1920#endif
923fc586 1921
65202027 1922#ifdef USE_LONG_DOUBLE
923fc586
JH		 1923# ifdef I_SUNMATH
1924# include <sunmath.h>
1925# endif
2d4389e4 1926# define NV_DIG LDBL_DIG
d6c14000
JH		 1927# ifdef LDBL_MANT_DIG
1928# define NV_MANT_DIG LDBL_MANT_DIG
1929# endif
06fc1729
JH		 1930# ifdef LDBL_MIN
1931# define NV_MIN LDBL_MIN
1932# endif
1933# ifdef LDBL_MAX
1934# define NV_MAX LDBL_MAX
1935# endif
1936# ifdef LDBL_MIN_10_EXP
1937# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1938# endif
1939# ifdef LDBL_MAX_10_EXP
1940# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1941# endif
1942# ifdef LDBL_EPSILON
1943# define NV_EPSILON LDBL_EPSILON
1944# endif
f4a14a62
JH		 1945# ifdef LDBL_MAX
1946# define NV_MAX LDBL_MAX
20f6aaab 1947/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH		 1948# else
1949# ifdef HUGE_VALL
1950# define NV_MAX HUGE_VALL
1951# else
1952# ifdef HUGE_VAL
1953# define NV_MAX ((NV)HUGE_VAL)
1954# endif
1955# endif
1956# endif
68d4903c 1957# ifdef HAS_SQRTL
68d4903c
JH		 1958# define Perl_cos cosl
1959# define Perl_sin sinl
1960# define Perl_sqrt sqrtl
1961# define Perl_exp expl
1962# define Perl_log logl
1963# define Perl_atan2 atan2l
1964# define Perl_pow powl
1965# define Perl_floor floorl
1bbae031 1966# define Perl_ceil ceill
68d4903c
JH		 1967# define Perl_fmod fmodl
1968# endif
a3540c92
JH		 1969/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1970# ifdef HAS_MODFL
1971# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC		 1972/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1973 prototype in <math.h> */
1974# ifndef HAS_MODFL_PROTO
a221a8a5 1975EXTERN_C long double modfl(long double, long double *);
51997bc3 1976# endif
03476e8e
JH		 1977# else
1978# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1979 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH		 1980# define Perl_modf(x,y) Perl_my_modfl(x,y)
1981# endif
a3540c92
JH		 1982# endif
1983# ifdef HAS_FREXPL
dff3e0b8 1984# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH		 1985# else
1986# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1987 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH		 1988# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1989# endif
a3540c92 1990# endif
38dbb4c5 1991# ifndef Perl_isnan
758a5d79
JH		 1992# ifdef HAS_ISNANL
1993# define Perl_isnan(x) isnanl(x)
1994# endif
1995# endif
1996# ifndef Perl_isinf
1997# ifdef HAS_FINITEL
1998# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1999# endif
2000# endif
65202027 2001#else
2d4389e4 2002# define NV_DIG DBL_DIG
d6c14000
JH		 2003# ifdef DBL_MANT_DIG
2004# define NV_MANT_DIG DBL_MANT_DIG
2005# endif
06fc1729
JH		 2006# ifdef DBL_MIN
2007# define NV_MIN DBL_MIN
2008# endif
2009# ifdef DBL_MAX
2010# define NV_MAX DBL_MAX
2011# endif
2012# ifdef DBL_MIN_10_EXP
2013# define NV_MIN_10_EXP DBL_MIN_10_EXP
2014# endif
2015# ifdef DBL_MAX_10_EXP
2016# define NV_MAX_10_EXP DBL_MAX_10_EXP
2017# endif
2018# ifdef DBL_EPSILON
2019# define NV_EPSILON DBL_EPSILON
2020# endif
205f51d8 2021# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH		 2022# define NV_MAX DBL_MAX
2023# define NV_MIN DBL_MIN
2024# else
2025# ifdef HUGE_VAL
2026# define NV_MAX HUGE_VAL
2027# endif
2028# endif
65202027
DS		 2029# define Perl_cos cos
2030# define Perl_sin sin
2031# define Perl_sqrt sqrt
2032# define Perl_exp exp
2033# define Perl_log log
2034# define Perl_atan2 atan2
2035# define Perl_pow pow
2036# define Perl_floor floor
1bbae031 2037# define Perl_ceil ceil
65202027 2038# define Perl_fmod fmod
a3540c92 2039# define Perl_modf(x,y) modf(x,y)
dff3e0b8 2040# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 2041#endif
2042
2043/* rumor has it that Win32 has _fpclass() */
2044
205f51d8
AS		 2045/* SGI has fpclassl... but not with the same result values,
2046 * and it's via a typedef (not via #define), so will need to redo Configure
2047 * to use. Not worth the trouble, IMO, at least until the below is used
2048 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2049 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2050 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2051
758a5d79
JH		 2052#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2053# ifdef I_IEEFP
2054# include <ieeefp.h>
2055# endif
2056# ifdef I_FP
2057# include <fp.h>
2058# endif
2059# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2060# define Perl_fp_class() fpclassl(x)
2061# else
2062# define Perl_fp_class() fpclass(x)
2063# endif
2064# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2065# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2066# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2067# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2068# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2069# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2070# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2071# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2072# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2073# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2074# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2075# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2076# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2077# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2078# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2079#endif
2080
7114a2d2 2081#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 2082# include <math.h>
2083# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2084# include <fp_class.h>
2085# endif
2086# define Perl_fp_class(x) fp_class(x)
2087# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2088# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2089# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2090# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2091# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2092# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2093# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2094# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2095# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2096# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2097# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2098# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2099# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2100# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2101# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2102#endif
2103
2104#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2105# include <math.h>
2106# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2107# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH		 2108# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2109# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2110# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2111# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2112#endif
2113
2114#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2115# include <math.h>
2116# ifndef _cplusplus
2117# define Perl_fp_class(x) class(x)
2118# else
2119# define Perl_fp_class(x) _class(x)
2120# endif
2121# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2122# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2123# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2124# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2125# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2126# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2127# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2128# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2129# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2130# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2131# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2132# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2133# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2134# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2135# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2136#endif
2137
2138/* rumor has it that Win32 has _isnan() */
2139
2140#ifndef Perl_isnan
a3540c92 2141# ifdef HAS_ISNAN
758a5d79
JH		 2142# define Perl_isnan(x) isnan((NV)x)
2143# else
2144# ifdef Perl_fp_class_nan
2145# define Perl_isnan(x) Perl_fp_class_nan(x)
2146# else
2147# ifdef HAS_UNORDERED
2148# define Perl_isnan(x) unordered((x), 0.0)
2149# else
2150# define Perl_isnan(x) ((x)!=(x))
2151# endif
2152# endif
2153# endif
2154#endif
2155
ca6c63e1
JH		 2156#ifdef UNDER_CE
2157int isnan(double d);
2158#endif
2159
758a5d79
JH		 2160#ifndef Perl_isinf
2161# ifdef HAS_ISINF
2162# define Perl_isinf(x) isinf((NV)x)
a3540c92 2163# else
758a5d79
JH		 2164# ifdef Perl_fp_class_inf
2165# define Perl_isinf(x) Perl_fp_class_inf(x)
2166# else
2167# define Perl_isinf(x) ((x)==NV_INF)
2168# endif
2169# endif
2170#endif
2171
2172#ifndef Perl_isfinite
2173# ifdef HAS_FINITE
2174# define Perl_isfinite(x) finite((NV)x)
2175# else
2176# ifdef HAS_ISFINITE
2177# define Perl_isfinite(x) isfinite(x)
2178# else
2179# ifdef Perl_fp_class_finite
2180# define Perl_isfinite(x) Perl_fp_class_finite(x)
2181# else
2182# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2183# endif
2184# endif
a3540c92 2185# endif
65202027
DS		 2186#endif
2187
a36244b7
JH		 2188/* The default is to use Perl's own atof() implementation (in numeric.c).
2189 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2190 * it is however best to use the native implementation of atof.
2191 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2192 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS		 2193 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2194 * you may need to be using a different function than atof! */
a36244b7
JH		 2195
2196#ifndef USE_PERL_ATOF
2197# ifndef _UNICOS
2198# define USE_PERL_ATOF
2199# endif
2200#else
2201# if USE_PERL_ATOF == 0
2202# undef USE_PERL_ATOF
2203# endif
2204#endif
2205
2206#ifdef USE_PERL_ATOF
2207# define Perl_atof(s) Perl_my_atof(s)
2208# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2209#else
2210# define Perl_atof(s) (NV)atof(s)
2211# define Perl_atof2(s, n) ((n) = atof(s))
2212#endif
cf2093f6 2213
d460ef45 2214/* Previously these definitions used hardcoded figures.
760ac839
LW		 2215 * It is hoped these formula are more portable, although
2216 * no data one way or another is presently known to me.
2217 * The "PERL_" names are used because these calculated constants
2218 * do not meet the ANSI requirements for LONG_MAX, etc., which
2219 * need to be constants acceptable to #if - kja
2220 * define PERL_LONG_MAX 2147483647L
2221 * define PERL_LONG_MIN (-LONG_MAX - 1)
2222 * define PERL ULONG_MAX 4294967295L
2223 */
2224
2225#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2226# include <limits.h>
760ac839 2227#endif
205f51d8
AS		 2228/* Included values.h above if necessary; still including limits.h down here,
2229 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 2230
99abf803 2231/*
2232 * Try to figure out max and min values for the integral types. THE CORRECT
2233 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2234 * following hacks are used if neither limits.h or values.h provide them:
2235 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2236 * for types < int: (unsigned TYPE)~(unsigned)0
2237 * The argument to ~ must be unsigned so that later signed->unsigned
2238 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2239 * and it must not be smaller than int because ~ does integral promotion.
2240 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2241 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2242 * The latter is a hack which happens to work on some machines but
2243 * does *not* catch any random system, or things like integer types
2244 * with NaN if that is possible.
2245 *
2246 * All of the types are explicitly cast to prevent accidental loss of
2247 * numeric range, and in the hope that they will be less likely to confuse
2248 * over-eager optimizers.
2249 *
2250 */
27d4fb96 2251
99abf803 2252#define PERL_UCHAR_MIN ((unsigned char)0)
2253
2254#ifdef UCHAR_MAX
2255# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2256#else
99abf803 2257# ifdef MAXUCHAR
2258# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2259# else
99abf803 2260# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 2261# endif
2262#endif
d460ef45 2263
99abf803 2264/*
2265 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2266 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2267 * depending on local options. Until Configure detects this (or at least
2268 * detects whether the "signed" keyword is available) the CHAR ranges
2269 * will not be included. UCHAR functions normally.
2270 * - kja
2271 */
27d4fb96 2272
99abf803 2273#define PERL_USHORT_MIN ((unsigned short)0)
2274
2275#ifdef USHORT_MAX
2276# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2277#else
99abf803 2278# ifdef MAXUSHORT
2279# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2280# else
ef2f54b0
CB		 2281# ifdef USHRT_MAX
2282# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2283# else
2284# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2285# endif
27d4fb96 2286# endif
2287#endif
2288
27d4fb96 2289#ifdef SHORT_MAX
99abf803 2290# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 2291#else
2292# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2293# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2294# else
ef2f54b0
CB		 2295# ifdef SHRT_MAX
2296# define PERL_SHORT_MAX ((short)SHRT_MAX)
2297# else
2298# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2299# endif
27d4fb96 2300# endif
2301#endif
2302
2303#ifdef SHORT_MIN
99abf803 2304# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 2305#else
2306# ifdef MINSHORT
99abf803 2307# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2308# else
ef2f54b0
CB		 2309# ifdef SHRT_MIN
2310# define PERL_SHORT_MIN ((short)SHRT_MIN)
2311# else
2312# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2313# endif
27d4fb96 2314# endif
2315#endif
2316
99abf803 2317#ifdef UINT_MAX
2318# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2319#else
99abf803 2320# ifdef MAXUINT
2321# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2322# else
99abf803 2323# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 2324# endif
2325#endif
2326
99abf803 2327#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 2328
2329#ifdef INT_MAX
99abf803 2330# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 2331#else
2332# ifdef MAXINT /* Often used in <values.h> */
99abf803 2333# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2334# else
99abf803 2335# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 2336# endif
2337#endif
2338
2339#ifdef INT_MIN
99abf803 2340# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 2341#else
2342# ifdef MININT
99abf803 2343# define PERL_INT_MIN ((int)MININT)
27d4fb96 2344# else
2345# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2346# endif
2347#endif
2348
99abf803 2349#ifdef ULONG_MAX
2350# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2351#else
99abf803 2352# ifdef MAXULONG
2353# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2354# else
99abf803 2355# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 2356# endif
2357#endif
2358
99abf803 2359#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2360
760ac839 2361#ifdef LONG_MAX
99abf803 2362# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 2363#else
2364# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2365# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2366# else
99abf803 2367# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 2368# endif
2369#endif
2370
2371#ifdef LONG_MIN
99abf803 2372# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 2373#else
2374# ifdef MINLONG
99abf803 2375# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2376# else
27d4fb96 2377# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 2378# endif
2379#endif
2380
d7d93a81 2381#ifdef UV_IS_QUAD
99abf803 2382
99abf803 2383# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2384# define PERL_UQUAD_MIN ((UV)0)
99abf803 2385# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2386# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2387
79072805
LW		 2388#endif
2389
830247a4 2390struct RExC_state_t;
8e11feef 2391struct _reg_trie_data;
880b20b6 2392
ee0007ab 2393typedef MEM_SIZE STRLEN;
450a55e4 2394
598921a7
NC		 2395#ifdef PERL_MAD
2396typedef struct token TOKEN;
2397typedef struct madprop MADPROP;
2398typedef struct nexttoken NEXTTOKE;
2399#endif
79072805
LW		 2400typedef struct op OP;
2401typedef struct cop COP;
2402typedef struct unop UNOP;
2403typedef struct binop BINOP;
2404typedef struct listop LISTOP;
2405typedef struct logop LOGOP;
79072805
LW		 2406typedef struct pmop PMOP;
2407typedef struct svop SVOP;
7934575e 2408typedef struct padop PADOP;
79072805 2409typedef struct pvop PVOP;
79072805
LW		 2410typedef struct loop LOOP;
2411
52db365a
BM		 2412typedef struct block_hooks BHK;
2413
cd1541b2
NC		 2414typedef struct interpreter PerlInterpreter;
2415
d2b3f365
SS		 2416/* Amdahl's <ksync.h> has struct sv */
2417/* SGI's <sys/sema.h> has struct sv */
2418#if defined(UTS) || defined(__sgi)
2419# define STRUCT_SV perl_sv
b8d3c5db
JH		 2420#else
2421# define STRUCT_SV sv
2422#endif
2423typedef struct STRUCT_SV SV;
79072805
LW		 2424typedef struct av AV;
2425typedef struct hv HV;
2426typedef struct cv CV;
288b8c02 2427typedef struct regexp ORANGE; /* This is the body structure. */
d2f13c59 2428typedef struct p5rx REGEXP;
79072805 2429typedef struct gp GP;
0c30d9ec 2430typedef struct gv GV;
8990e307 2431typedef struct io IO;
c09156bb 2432typedef struct context PERL_CONTEXT;
79072805
LW		 2433typedef struct block BLOCK;
2434
2435typedef struct magic MAGIC;
2436typedef struct xpv XPV;
2437typedef struct xpviv XPVIV;
ff68c719 2438typedef struct xpvuv XPVUV;
79072805
LW		 2439typedef struct xpvnv XPVNV;
2440typedef struct xpvmg XPVMG;
2441typedef struct xpvlv XPVLV;
2442typedef struct xpvav XPVAV;
2443typedef struct xpvhv XPVHV;
2444typedef struct xpvgv XPVGV;
2445typedef struct xpvcv XPVCV;
2446typedef struct xpvbm XPVBM;
2447typedef struct xpvfm XPVFM;
8990e307 2448typedef struct xpvio XPVIO;
79072805
LW		 2449typedef struct mgvtbl MGVTBL;
2450typedef union any ANY;
5f7fde29
GS		 2451typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2452typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 2453typedef struct clone_params CLONE_PARAMS;
2454
378cc40b 2455#include "handy.h"
a0d0e21e 2456
6b8eaf93 2457#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 2458# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2459# define USE_64_BIT_RAWIO /* implicit */
2460# endif
4564133c
JH		 2461#endif
2462
6b8eaf93
JH		 2463/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2464 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2465 * however, because operating systems like to do that themself. */
2466#ifndef FSEEKSIZE
2467# ifdef HAS_FSEEKO
2468# define FSEEKSIZE LSEEKSIZE
2469# else
2470# define FSEEKSIZE LONGSIZE
d460ef45 2471# endif
6b8eaf93
JH		 2472#endif
2473
2474#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 2475# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2476# define USE_64_BIT_STDIO /* implicit */
2477# endif
2478#endif
4564133c 2479
09458382 2480#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 2481# ifdef HAS_OFF64_T
2482# undef Off_t
2483# define Off_t off64_t
2484# undef LSEEKSIZE
2485# define LSEEKSIZE 8
5ff3f7a4 2486# endif
d9b3e12d
JH		 2487/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2488 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2489 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 2490# if defined(USE_OPEN64)
2491# define open open64
5ff3f7a4 2492# endif
d9b3e12d
JH		 2493# if defined(USE_LSEEK64)
2494# define lseek lseek64
6b8eaf93
JH		 2495# else
2496# if defined(USE_LLSEEK)
2497# define lseek llseek
2498# endif
d9b3e12d
JH		 2499# endif
2500# if defined(USE_STAT64)
2501# define stat stat64
2502# endif
2503# if defined(USE_FSTAT64)
2504# define fstat fstat64
2505# endif
2506# if defined(USE_LSTAT64)
2507# define lstat lstat64
2508# endif
2509# if defined(USE_FLOCK64)
2510# define flock flock64
2511# endif
2512# if defined(USE_LOCKF64)
2513# define lockf lockf64
2514# endif
2515# if defined(USE_FCNTL64)
2516# define fcntl fcntl64
2517# endif
2518# if defined(USE_TRUNCATE64)
2519# define truncate truncate64
2520# endif
2521# if defined(USE_FTRUNCATE64)
2522# define ftruncate ftruncate64
2523# endif
2524#endif
2525
2526#ifdef USE_64_BIT_STDIO
2527# ifdef HAS_FPOS64_T
2528# undef Fpos_t
2529# define Fpos_t fpos64_t
2530# endif
2531/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2532 * will trigger defines like the ones below. Some 64-bit environments,
2533 * however, do not. */
2534# if defined(USE_FOPEN64)
2535# define fopen fopen64
2536# endif
2537# if defined(USE_FSEEK64)
6b8eaf93 2538# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 2539# endif
2540# if defined(USE_FTELL64)
6b8eaf93 2541# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 2542# endif
2543# if defined(USE_FSETPOS64)
2544# define fsetpos fsetpos64
2545# endif
2546# if defined(USE_FGETPOS64)
2547# define fgetpos fgetpos64
2548# endif
2549# if defined(USE_TMPFILE64)
2550# define tmpfile tmpfile64
2551# endif
2552# if defined(USE_FREOPEN64)
2553# define freopen freopen64
5ff3f7a4
GS		 2554# endif
2555#endif
2556
e37778c2 2557#if defined(OS2)
2c2d71f5
JH		 2558# include "iperlsys.h"
2559#endif
2560
6f71a643 2561#if defined(__OPEN_VM)
19848b3f
JH		 2562# include "vmesa/vmesaish.h"
2563# define ISHISH "vmesa"
6f71a643
JH		 2564#endif
2565
748a9306 2566#ifdef DOSISH
19848b3f
JH		 2567# if defined(OS2)
2568# include "os2ish.h"
2569# else
2570# include "dosish.h"
2571# endif
2572# define ISHISH "dos"
2573#endif
2574
2575#if defined(VMS)
748a9306 2576# include "vmsish.h"
96e176bf 2577# include "embed.h"
eb8433b7
NC		 2578# ifndef PERL_MAD
2579# undef op_getmad
b3f24c00 2580# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2581# endif
19848b3f
JH		 2582# define ISHISH "vms"
2583#endif
2584
2585#if defined(PLAN9)
2586# include "./plan9/plan9ish.h"
2587# define ISHISH "plan9"
2588#endif
2589
2590#if defined(MPE)
2591# include "mpeix/mpeixish.h"
2592# define ISHISH "mpeix"
2593#endif
2594
2595#if defined(__VOS__)
196918b0
PG		 2596# ifdef __GNUC__
2597# include "./vos/vosish.h"
2598# else
2599# include "vos/vosish.h"
2600# endif
19848b3f
JH		 2601# define ISHISH "vos"
2602#endif
2603
2604#if defined(EPOC)
2605# include "epocish.h"
2606# define ISHISH "epoc"
2607#endif
2608
9969cdde 2609#ifdef __SYMBIAN32__
27da23d5
JH		 2610# include "symbian/symbianish.h"
2611# include "embed.h"
eb8433b7
NC		 2612# ifndef PERL_MAD
2613# undef op_getmad
b3f24c00 2614# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2615# endif
27da23d5
JH		 2616# define ISHISH "symbian"
2617#endif
2618
19848b3f 2619
df00ff3b
IW		 2620#if defined(__HAIKU__)
2621# include "haiku/haikuish.h"
2622# define ISHISH "haiku"
2623#elif defined(__BEOS__)
efca5cc6
JH		 2624# include "beos/beosish.h"
2625# define ISHISH "beos"
2626#endif
2627
19848b3f
JH		 2628#ifndef ISHISH
2629# include "unixish.h"
2630# define ISHISH "unix"
13b6e58c
JH		 2631#endif
2632
2946a158
JH		 2633/* NSIG logic from Configure --> */
2634/* Strange style to avoid deeply-nested #if/#else/#endif */
2635#ifndef NSIG
2636# ifdef _NSIG
2637# define NSIG (_NSIG)
2638# endif
2639#endif
2640
2641#ifndef NSIG
2642# ifdef SIGMAX
2643# define NSIG (SIGMAX+1)
2644# endif
2645#endif
2646
2647#ifndef NSIG
2648# ifdef SIG_MAX
2649# define NSIG (SIG_MAX+1)
2650# endif
2651#endif
2652
2653#ifndef NSIG
2654# ifdef _SIG_MAX
2655# define NSIG (_SIG_MAX+1)
2656# endif
2657#endif
2658
2659#ifndef NSIG
2660# ifdef MAXSIG
2661# define NSIG (MAXSIG+1)
2662# endif
2663#endif
2664
2665#ifndef NSIG
2666# ifdef MAX_SIG
2667# define NSIG (MAX_SIG+1)
2668# endif
2669#endif
2670
2671#ifndef NSIG
2672# ifdef SIGARRAYSIZE
2673# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2674# endif
2675#endif
2676
2677#ifndef NSIG
2678# ifdef _sys_nsig
2679# define NSIG (_sys_nsig) /* Solaris 2.5 */
2680# endif
2681#endif
2682
2683/* Default to some arbitrary number that's big enough to get most
2684 of the common signals.
2685*/
2686#ifndef NSIG
2687# define NSIG 50
2688#endif
2689/* <-- NSIG logic from Configure */
2690
13b6e58c
JH		 2691#ifndef NO_ENVIRON_ARRAY
2692# define USE_ENVIRON_ARRAY
2693#endif
32f822de 2694
c77b533b
JH		 2695/*
2696 * initialise to avoid floating-point exceptions from overflow, etc
2697 */
2698#ifndef PERL_FPU_INIT
2699# ifdef HAS_FPSETMASK
2700# if HAS_FLOATINGPOINT_H
2701# include <floatingpoint.h>
2702# endif
ad3a8c67
NC		 2703/* Some operating systems have this as a macro, which in turn expands to a comma
2704 expression, and the last sub-expression is something that gets calculated,
2705 and then they have the gall to warn that a value computed is not used. Hence
2706 cast to void. */
2707# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2708# else
2f42fcb0 2709# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2710# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS		 2711# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2712# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH		 2713# else
2714# define PERL_FPU_INIT
2f42fcb0 2715
7014c407 2716# endif
c77b533b
JH		 2717# endif
2718#endif
b35112e7
CS		 2719#ifndef PERL_FPU_PRE_EXEC
2720# define PERL_FPU_PRE_EXEC {
2721# define PERL_FPU_POST_EXEC }
2722#endif
c77b533b 2723
cbec8ebe
DM		 2724#ifndef PERL_SYS_INIT3_BODY
2725# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ		 2726#endif
2727
eb533572
DM		 2728/*
2729=for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2730Provides system-specific tune up of the C runtime environment necessary to
2731run Perl interpreters. This should be called only once, before creating
2732any Perl interpreters.
2733
2734=for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2735Provides system-specific tune up of the C runtime environment necessary to
2736run Perl interpreters. This should be called only once, before creating
2737any Perl interpreters.
2738
2739=for apidoc Am|void|PERL_SYS_TERM|
2740Provides system-specific clean up of the C runtime environment after
2741running Perl interpreters. This should be called only once, after
2742freeing any remaining Perl interpreters.
2743
2744=cut
2745 */
2746
cbec8ebe
DM		 2747#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2748#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2749#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2750
be708cc0
JH		 2751#ifndef PERL_WRITE_MSG_TO_CONSOLE
2752# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2753#endif
2754
0f31cffe
GS		 2755#ifndef MAXPATHLEN
2756# ifdef PATH_MAX
b990c8b2
JH		 2757# ifdef _POSIX_PATH_MAX
2758# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH		 2759/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2760 * included the null byte or not. Later amendments of POSIX,
2761 * XPG4, the Austin Group, and the Single UNIX Specification
2762 * all explicitly include the null byte in the PATH_MAX.
2763 * Ditto for _POSIX_PATH_MAX. */
2764# define MAXPATHLEN PATH_MAX
b990c8b2 2765# else
09448d78 2766# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2767# endif
2768# else
2769# define MAXPATHLEN (PATH_MAX+1)
2770# endif
0f31cffe 2771# else
b990c8b2 2772# ifdef _POSIX_PATH_MAX
09448d78 2773# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2774# else
2775# define MAXPATHLEN 1024 /* Err on the large side. */
2776# endif
0f31cffe
GS		 2777# endif
2778#endif
2779
c80263a8
SH		 2780/* In case Configure was not used (we are using a "canned config"
2781 * such as Win32, or a cross-compilation setup, for example) try going
2782 * by the gcc major and minor versions. One useful URL is
2783 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2784 * but contrary to this information warn_unused_result seems
2785 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD		 2786 * Also, when building extensions with an installed perl, this allows
2787 * the user to upgrade gcc and get the right attributes, rather than
2788 * relying on the list generated at Configure time. --AD
c80263a8
SH		 2789 * Set these up now otherwise we get confused when some of the <*thread.h>
2790 * includes below indirectly pull in <perlio.h> (which needs to know if we
2791 * have HASATTRIBUTE_FORMAT).
2792 */
2793
4d7c7898 2794#ifndef PERL_MICRO
fc2007d4 2795#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS		 2796# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2797# define HASATTRIBUTE_DEPRECATED
2798# endif
c80263a8
SH		 2799# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2800# define HASATTRIBUTE_FORMAT
63cdf24b
SH		 2801# if defined __MINGW32__
2802# define PRINTF_FORMAT_NULL_OK
2803# endif
c80263a8
SH		 2804# endif
2805# if __GNUC__ >= 3 /* 3.0 -> */
2806# define HASATTRIBUTE_MALLOC
2807# endif
2808# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2809# define HASATTRIBUTE_NONNULL
2810# endif
2811# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2812# define HASATTRIBUTE_NORETURN
2813# endif
2814# if __GNUC__ >= 3 /* gcc 3.0 -> */
2815# define HASATTRIBUTE_PURE
2816# endif
42bf5550 2817# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH		 2818# define HASATTRIBUTE_UNUSED
2819# endif
d324fe49
AD		 2820# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2821# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2822# endif
c80263a8
SH		 2823# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2824# define HASATTRIBUTE_WARN_UNUSED_RESULT
2825# endif
2826#endif
00f254e2 2827#endif /* #ifndef PERL_MICRO */
c80263a8 2828
3db8f154 2829/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2830 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 2831 * this results in many functions being undeclared which bothers C++
2832 * May make sense to have threads after "*ish.h" anyway
2833 */
2834
3db8f154 2835#if defined(USE_ITHREADS)
2986a63f
JH		 2836# ifdef NETWARE
2837# include <nw5thread.h>
2838# else
32f822de
GS		 2839# ifdef FAKE_THREADS
2840# include "fakethr.h"
2841# else
2842# ifdef WIN32
2843# include <win32thread.h>
2844# else
dd96f567
IZ		 2845# ifdef OS2
2846# include "os2thread.h"
2847# else
7f3d1cf1 2848# ifdef I_MACH_CTHREADS
bdd66968 2849# include <mach/cthreads.h>
8f1f23e8 2850# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 2851# define MUTEX_INIT_CALLS_MALLOC
2852# endif
7f3d1cf1
BH		 2853typedef cthread_t perl_os_thread;
2854typedef mutex_t perl_mutex;
2855typedef condition_t perl_cond;
2856typedef void * perl_key;
2857# else /* Posix threads */
1f5ae88c
JH		 2858# ifdef I_PTHREAD
2859# include <pthread.h>
2860# endif
7f3d1cf1
BH		 2861typedef pthread_t perl_os_thread;
2862typedef pthread_mutex_t perl_mutex;
2863typedef pthread_cond_t perl_cond;
2864typedef pthread_key_t perl_key;
2865# endif /* I_MACH_CTHREADS */
dd96f567 2866# endif /* OS2 */
32f822de
GS		 2867# endif /* WIN32 */
2868# endif /* FAKE_THREADS */
2986a63f 2869#endif /* NETWARE */
3db8f154 2870#endif /* USE_ITHREADS */
c5be433b 2871
66a93824 2872#if defined(WIN32)
1feb2720 2873# include "win32.h"
c5be433b
GS		 2874#endif
2875
2986a63f
JH		 2876#ifdef NETWARE
2877# include "netware.h"
2878#endif
2879
e5218da5 2880#define STATUS_UNIX PL_statusvalue
68dc0745 2881#ifdef VMS
6b88bc9c 2882# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM		 2883/*
2884 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2885 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM		 2886 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2887 * be updated also.
2888 */
2889# include <stsdef.h>
2890# include <ssdef.h>
2891/* Presume this because if VMS changes it, it will require a new
2892 * set of APIs for waiting on children for binary compatibility.
2893 */
2894# define child_offset_bits (8)
2895# ifndef C_FAC_POSIX
2896# define C_FAC_POSIX 0x35A000
2897# endif
2898
2899/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2900 * platform from the existing UNIX or Native status values.
2901 */
2902
37038d91 2903# define STATUS_EXIT \
7a7fd8e0
JM		 2904 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2905 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2906
7a7fd8e0 2907
fb38d079
JM		 2908/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2909 * exit code and shifts the UNIX value over the correct number of bits to
2910 * be a child status. Usually the number of bits is 8, but that could be
2911 * platform dependent. The NATIVE status code is presumed to have either
2912 * from a child process.
7a7fd8e0
JM		 2913 */
2914
fb38d079
JM		 2915/* This is complicated. The child processes return a true native VMS
2916 status which must be saved. But there is an assumption in Perl that
2917 the UNIX child status has some relationship to errno values, so
00f254e2 2918 Perl tries to translate it to text in some of the tests.
fb38d079
JM		 2919 In order to get the string translation correct, for the error, errno
2920 must be EVMSERR, but that generates a different text message
2921 than what the test programs are expecting. So an errno value must
2922 be derived from the native status value when an error occurs.
2923 That will hide the true native status message. With this version of
2924 perl, the true native child status can always be retrieved so that
2925 is not a problem. But in this case, Pl_statusvalue and errno may
2926 have different values in them.
2927 */
7a7fd8e0 2928
fb38d079 2929# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2930 STMT_START { \
2fbb330f
JM		 2931 I32 evalue = (I32)n; \
2932 if (evalue == EVMSERR) { \
2933 PL_statusvalue_vms = vaxc$errno; \
2934 PL_statusvalue = evalue; \
7a7fd8e0 2935 } else { \
2fbb330f 2936 PL_statusvalue_vms = evalue; \
fb38d079 2937 if (evalue == -1) { \
3280af22 2938 PL_statusvalue = -1; \
7a7fd8e0
JM		 2939 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2940 } else \
fb38d079 2941 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2942 set_vaxc_errno(evalue); \
fb38d079
JM		 2943 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2944 set_errno(EVMSERR); \
2945 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2946 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2947 } \
68dc0745 2948 } STMT_END
7a7fd8e0 2949
68dc0745 2950# ifdef VMSISH_STATUS
e5218da5 2951# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2952# else
e5218da5 2953# define STATUS_CURRENT STATUS_UNIX
68dc0745 2954# endif
7a7fd8e0
JM		 2955
2956 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2957 * the NATIVE status to an equivalent value. Can not be used to translate
2958 * exit code values as exit code values are not guaranteed to have any
2959 * relationship at all to errno values.
2960 * This is used when Perl is forcing errno to have a specific value.
2961 */
e5218da5 2962# define STATUS_UNIX_SET(n) \
68dc0745 2963 STMT_START { \
7a7fd8e0 2964 I32 evalue = (I32)n; \
0968cdad 2965 PL_statusvalue = evalue; \
3280af22 2966 if (PL_statusvalue != -1) { \
0968cdad
JM		 2967 if (PL_statusvalue != EVMSERR) { \
2968 PL_statusvalue &= 0xFFFF; \
2969 if (MY_POSIX_EXIT) \
2970 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2971 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2972 } \
2973 else { \
2974 PL_statusvalue_vms = vaxc$errno; \
2975 } \
68dc0745 2976 } \
0968cdad
JM		 2977 else PL_statusvalue_vms = SS$_ABORT; \
2978 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM		 2979 } STMT_END
2980
2981 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM		 2982 * the NATIVE error status based on it.
2983 *
2984 * When in the default mode to comply with the Perl VMS documentation,
2985 * 0 is a success and any other code sets the NATIVE status to a failure
2986 * code of SS$_ABORT.
fb38d079
JM		 2987 *
2988 * In the new POSIX EXIT mode, native status will be set so that the
2989 * actual exit code will can be retrieved by the calling program or
2990 * shell.
2991 *
2992 * If the exit code is not clearly a UNIX parent or child exit status,
2993 * it will be passed through as a VMS status.
7a7fd8e0
JM		 2994 */
2995
fb38d079 2996# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM		 2997 STMT_START { \
2998 I32 evalue = (I32)n; \
2999 PL_statusvalue = evalue; \
e08e1e1d
JM		 3000 if (MY_POSIX_EXIT) { \
3001 if (evalue <= 0xFF00) { \
3002 if (evalue > 0xFF) \
3003 evalue = (evalue >> child_offset_bits) & 0xFF; \
3004 PL_statusvalue_vms = \
3005 (C_FAC_POSIX | (evalue << 3 ) | \
3006 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3007 } else /* forgive them Perl, for they have sinned */ \
3008 PL_statusvalue_vms = evalue; \
3009 } else { \
3010 if (evalue == 0) \
3011 PL_statusvalue_vms = SS$_NORMAL; \
3012 else if (evalue <= 0xFF00) \
3013 PL_statusvalue_vms = SS$_ABORT; \
3014 else { /* forgive them Perl, for they have sinned */ \
3015 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3016 else PL_statusvalue_vms = vaxc$errno; \
3017 /* And obviously used a VMS status value instead of UNIX */ \
3018 PL_statusvalue = EVMSERR; \
3019 } \
3020 set_vaxc_errno(PL_statusvalue_vms); \
3021 } \
68dc0745 3022 } STMT_END
fb38d079 3023
e08e1e1d 3024
6ac6a52b
JM		 3025 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3026 * and sets the NATIVE error status based on it. This special case
3027 * is needed to maintain compatibility with past VMS behavior.
3028 *
3029 * In the default mode on VMS, this number is passed through as
3030 * both the NATIVE and UNIX status. Which makes it different
3031 * that the STATUS_UNIX_EXIT_SET.
3032 *
3033 * In the new POSIX EXIT mode, native status will be set so that the
3034 * actual exit code will can be retrieved by the calling program or
3035 * shell.
3036 *
1a3aec58
JM		 3037 * A POSIX exit code is from 0 to 255. If the exit code is higher
3038 * than this, it needs to be assumed that it is a VMS exit code and
3039 * passed through.
6ac6a52b
JM		 3040 */
3041
3042# define STATUS_EXIT_SET(n) \
3043 STMT_START { \
3044 I32 evalue = (I32)n; \
3045 PL_statusvalue = evalue; \
3046 if (MY_POSIX_EXIT) \
1a3aec58
JM		 3047 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3048 PL_statusvalue_vms = \
3049 (C_FAC_POSIX | (evalue << 3 ) | \
3050 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM		 3051 else \
3052 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3053 set_vaxc_errno(PL_statusvalue_vms); \
3054 } STMT_END
3055
fb38d079
JM		 3056
3057 /* This macro forces a success status */
7a7fd8e0
JM		 3058# define STATUS_ALL_SUCCESS \
3059 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM		 3060
3061 /* This macro forces a failure status */
7a7fd8e0
JM		 3062# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3063 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3064 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3065
68dc0745 3066#else
e5218da5 3067# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3068# if defined(WCOREDUMP)
37038d91 3069# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 3070 STMT_START { \
3071 PL_statusvalue_posix = (n); \
3072 if (PL_statusvalue_posix == -1) \
3073 PL_statusvalue = -1; \
3074 else { \
3075 PL_statusvalue = \
3076 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3077 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3078 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3079 } \
3080 } STMT_END
3081# elif defined(WIFEXITED)
37038d91 3082# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 3083 STMT_START { \
3084 PL_statusvalue_posix = (n); \
3085 if (PL_statusvalue_posix == -1) \
3086 PL_statusvalue = -1; \
3087 else { \
3088 PL_statusvalue = \
3089 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3090 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3091 } \
3092 } STMT_END
3093# else
37038d91 3094# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 3095 STMT_START { \
3096 PL_statusvalue_posix = (n); \
3097 if (PL_statusvalue_posix == -1) \
3098 PL_statusvalue = -1; \
3099 else { \
3100 PL_statusvalue = \
3101 PL_statusvalue_posix & 0xFFFF; \
3102 } \
3103 } STMT_END
3104# endif
3105# define STATUS_UNIX_SET(n) \
68dc0745 3106 STMT_START { \
3280af22
NIS		 3107 PL_statusvalue = (n); \
3108 if (PL_statusvalue != -1) \
3109 PL_statusvalue &= 0xFFFF; \
68dc0745 3110 } STMT_END
7a7fd8e0 3111# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3112# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3113# define STATUS_CURRENT STATUS_UNIX
37038d91 3114# define STATUS_EXIT STATUS_UNIX
e5218da5
GA		 3115# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3116# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745 3117#endif
3118
cc3604b1
GS		 3119/* flags in PL_exit_flags for nature of exit() */
3120#define PERL_EXIT_EXPECTED 0x01
31d77e54 3121#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3122
b79b76e0 3123#ifndef PERL_CORE
a7cb1f99 3124/* format to use for version numbers in file/directory names */
273cf8d1 3125/* XXX move to Configure? */
b79b76e0
NC		 3126/* This was only ever used for the current version, and that can be done at
3127 compile time, as PERL_FS_VERSION, so should we just delete it? */
3128# ifndef PERL_FS_VER_FMT
3129# define PERL_FS_VER_FMT "%d.%d.%d"
3130# endif
3131#endif
3132
3133#ifndef PERL_FS_VERSION
3134# define PERL_FS_VERSION PERL_VERSION_STRING
0b94c7bb
GS		 3135#endif
3136
45bc9206 3137/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 3138 * performance issue, so we allow people to disable it. Also, if
3139 * we are using stdio, there are broken implementations of fflush(NULL)
3140 * out there, Solaris being the most prominent.
45bc9206
GS		 3141 */
3142#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 3143# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 3144# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 3145# else
3146# ifdef FFLUSH_ALL
3147# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 3148# else
c5be433b 3149# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 3150# endif
66fe083f 3151# endif
45bc9206
GS		 3152#endif
3153
7766f137
GS		 3154#ifndef PERL_WAIT_FOR_CHILDREN
3155# define PERL_WAIT_FOR_CHILDREN NOOP
3156#endif
3157
ba869deb 3158/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 3159#ifndef PERL_SET_INTERP
3160# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3161#endif
3162
3163#ifndef PERL_GET_INTERP
3164# define PERL_GET_INTERP (PL_curinterp)
3165#endif
3166
54aff467 3167#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 3168# ifdef MULTIPLICITY
ba869deb 3169# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 3170# endif
ba869deb
GS		 3171# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3172#endif
3173
00f254e2 3174/*
8896765a 3175 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 3176 All that is required is that the perl source does not
00f254e2
KW		 3177 use "%-p" or "%-<number>p" or "%<number>p" formats.
3178 These formats will still work in perl code.
8896765a
RB		 3179 See comments in sv.c for futher details.
3180
8896765a 3181 Robin Barker 2005-07-14
f46d31f2 3182
00f254e2 3183 No longer use %1p for VDf = %vd. RMB 2007-10-19
0dbb1585 3184*/
8896765a
RB		 3185
3186#ifndef SVf_
63ce7bf0 3187# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS		 3188#endif
3189
8896765a 3190#ifndef SVf
104abab4 3191# define SVf "-p"
d2560b70
RB		 3192#endif
3193
014ead4b 3194#ifndef SVf32
8896765a 3195# define SVf32 SVf_(32)
014ead4b
RB		 3196#endif
3197
3198#ifndef SVf256
8896765a
RB		 3199# define SVf256 SVf_(256)
3200#endif
3201
be2597df
MHM		 3202#define SVfARG(p) ((void*)(p))
3203
f46d31f2 3204#ifdef PERL_CORE
00f254e2 3205/* not used; but needed for backward compatibilty with XS code? - RMB */
f46d31f2
RB		 3206# undef VDf
3207#else
3208# ifndef VDf
8896765a
RB		 3209# define VDf "vd"
3210# endif
014ead4b 3211#endif
170cd9e9
NC		 3212
3213#ifdef PERL_CORE
00f254e2 3214/* not used; but needed for backward compatibilty with XS code? - RMB */
7776bb98
RB		 3215# undef UVf
3216#else
170cd9e9
NC		 3217# ifndef UVf
3218# define UVf UVuf
3219# endif
d2560b70
RB		 3220#endif
3221
fcdf39cf
RGS		 3222#ifdef HASATTRIBUTE_DEPRECATED
3223# define __attribute__deprecated__ __attribute__((deprecated))
3224#endif
0dbb1585
AL		 3225#ifdef HASATTRIBUTE_FORMAT
3226# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3227#endif
3228#ifdef HASATTRIBUTE_MALLOC
77785eea 3229# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3230#endif
0dbb1585 3231#ifdef HASATTRIBUTE_NONNULL
abb2c242 3232# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3233#endif
0dbb1585 3234#ifdef HASATTRIBUTE_NORETURN
abb2c242 3235# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3236#endif
0dbb1585 3237#ifdef HASATTRIBUTE_PURE
abb2c242 3238# define __attribute__pure__ __attribute__((pure))
f22be1b8 3239#endif
0dbb1585
AL		 3240#ifdef HASATTRIBUTE_UNUSED
3241# define __attribute__unused__ __attribute__((unused))
3242#endif
3243#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3244# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH		 3245#endif
3246
0dbb1585 3247/* If we haven't defined the attributes yet, define them to blank. */
fcdf39cf
RGS		 3248#ifndef __attribute__deprecated__
3249# define __attribute__deprecated__
3250#endif
0dbb1585
AL		 3251#ifndef __attribute__format__
3252# define __attribute__format__(x,y,z)
3253#endif
f22be1b8 3254#ifndef __attribute__malloc__
abb2c242 3255# define __attribute__malloc__
f22be1b8
JH		 3256#endif
3257#ifndef __attribute__nonnull__
abb2c242 3258# define __attribute__nonnull__(a)
f22be1b8
JH		 3259#endif
3260#ifndef __attribute__noreturn__
abb2c242 3261# define __attribute__noreturn__
f22be1b8
JH		 3262#endif
3263#ifndef __attribute__pure__
abb2c242 3264# define __attribute__pure__
f22be1b8 3265#endif
0dbb1585
AL		 3266#ifndef __attribute__unused__
3267# define __attribute__unused__
3268#endif
f22be1b8 3269#ifndef __attribute__warn_unused_result__
abb2c242
JH		 3270# define __attribute__warn_unused_result__
3271#endif
3272
0dbb1585
AL		 3273/* For functions that are marked as __attribute__noreturn__, it's not
3274 appropriate to call return. In either case, include the lint directive.
3275 */
3276#ifdef HASATTRIBUTE_NORETURN
b37c2d43 3277# define NORETURN_FUNCTION_END /* NOTREACHED */
0dbb1585 3278#else
b37c2d43 3279# define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
abb2c242
JH		 3280#endif
3281
cdfeb707
RB		 3282/* Some OS warn on NULL format to printf */
3283#ifdef PRINTF_FORMAT_NULL_OK
3284# define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3285#else
00f254e2 3286# define __attribute__format__null_ok__(x,y,z)
cdfeb707
RB		 3287#endif
3288
635aebb7 3289#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL		 3290# define EXPECT(expr,val) __builtin_expect(expr,val)
3291#else
3292# define EXPECT(expr,val) (expr)
3293#endif
3294#define LIKELY(cond) EXPECT(cond,1)
3295#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL		 3296#ifdef HAS_BUILTIN_CHOOSE_EXPR
3297/* placeholder */
3298#endif
b37c2d43 3299
3fc1aec6 3300/* Some unistd.h's give a prototype for pause() even though
3301 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3302 below to be rejected by the compiler. Sigh.
3fc1aec6 3303*/
3304#ifdef HAS_PAUSE
3305#define Pause pause
3306#else
3307#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 3308#endif
3309
3310#ifndef IOCPARM_LEN
3311# ifdef IOCPARM_MASK
61f1c44b 3312 /* on BSDish systems we're safe */
748a9306
LW		 3313# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3314# else
61f1c44b 3315# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA		 3316 /* on Linux systems we're safe; except when we're not [perl #38223] */
3317# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3318# else
748a9306 3319 /* otherwise guess at what's safe */
61f1c44b
JVD		 3320# define IOCPARM_LEN(x) 256
3321# endif
748a9306 3322# endif
a0d0e21e
LW		 3323#endif
3324
1761cee5 3325#if defined(__CYGWIN__)
521e0776
GS		 3326/* USEMYBINMODE
3327 * This symbol, if defined, indicates that the program should
16fe6d59 3328 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 3329 * that a file is in "binary" mode -- that is, that no translation
3330 * of bytes occurs on read or write operations.
3331 */
36894f0b 3332# define USEMYBINMODE /**/
77a40698 3333# include <io.h> /* for setmode() prototype */
16fe6d59 3334# define my_binmode(fp, iotype, mode) \
77a40698 3335 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 3336#endif
3337
88d10794
JH		 3338#ifdef __CYGWIN__
3339void init_os_extras(void);
3340#endif
3341
cea2e8a9
GS		 3342#ifdef UNION_ANY_DEFINITION
3343UNION_ANY_DEFINITION;
3344#else
3345union any {
3346 void* any_ptr;
3347 I32 any_i32;
3348 IV any_iv;
c6bf6a65 3349 UV any_uv;
cea2e8a9 3350 long any_long;
9febdf04 3351 bool any_bool;
c76ac1ee 3352 void (*any_dptr) (void*);
acfe0abc 3353 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 3354};
3355#endif
3356
acfe0abc 3357typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 3358
3359#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
5486870f
DM		 3360#define FILTER_DATA(idx) \
3361 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3362#define FILTER_ISREADER(idx) \
3363 (PL_parser && PL_parser->rsfp_filters \
3364 && idx >= AvFILLp(PL_parser->rsfp_filters))
3365#define PERL_FILTER_EXISTS(i) \
3366 (PL_parser && PL_parser->rsfp_filters \
3367 && (i) <= av_len(PL_parser->rsfp_filters))
cea2e8a9 3368
c5078cac
JH		 3369#if defined(_AIX) && !defined(_AIX43)
3370#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3371/* We cannot include <crypt.h> to get the struct crypt_data
3372 * because of setkey prototype problems when threading */
3373typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3374 /* From OSF, Not needed in AIX
3375 char C[28], D[28];
3376 */
3377 char E[48];
3378 char KS[16][48];
3379 char block[66];
3380 char iobuf[16];
3381} CRYPTD;
3382#endif /* threading */
3383#endif /* AIX */
3384
e37778c2 3385#if !defined(OS2)
2c2d71f5
JH		 3386# include "iperlsys.h"
3387#endif
504f80c1 3388
9c12f1e5 3389#ifdef __LIBCATAMOUNT__
00f254e2 3390#undef HAS_PASSWD /* unixish.h but not unixish enough. */
9c12f1e5
RGS		 3391#undef HAS_GROUP
3392#define FAKE_BIT_BUCKET
3393#endif
3394
d10dc2ae
JH		 3395/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3396 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3397 * defined by Configure, despite their names being similar to the
3398 * other defines like USE_ITHREADS. Configure in fact knows nothing
3399 * about the randomised hashes. Therefore to enable/disable the hash
3400 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3401#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3402# define USE_HASH_SEED
504f80c1
JH		 3403#endif
3404
598921a7
NC		 3405/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3406 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3407 * it's not really needed.
3408 */
3409#if defined(WIN32)
3410# define YYTOKENTYPE
3411#endif
3412#include "perly.h"
3413
3414#ifdef PERL_MAD
3415struct nexttoken {
3416 YYSTYPE next_val; /* value of next token, if any */
3417 I32 next_type; /* type of next token */
3418 MADPROP *next_mad; /* everything else about that token */
3419};
3420#endif
3421
654eccd5
JD		 3422/* macros to define bit-fields in structs. */
3423#ifndef PERL_BITFIELD8
3424# define PERL_BITFIELD8 unsigned
3425#endif
3426#ifndef PERL_BITFIELD16
3427# define PERL_BITFIELD16 unsigned
3428#endif
3429#ifndef PERL_BITFIELD32
3430# define PERL_BITFIELD32 unsigned
3431#endif
3432
79072805 3433#include "sv.h"
288b8c02 3434#include "regexp.h"
378cc40b 3435#include "util.h"
8d063cd8 3436#include "form.h"
79072805 3437#include "gv.h"
dd2155a4 3438#include "pad.h"
79072805 3439#include "cv.h"
abdd5c84 3440#include "opnames.h"
79072805 3441#include "op.h"
b3ca2e83 3442#include "hv.h"
79072805
LW		 3443#include "cop.h"
3444#include "av.h"
79072805
LW		 3445#include "mg.h"
3446#include "scope.h"
4438c4b7 3447#include "warnings.h"
a0ed51b3 3448#include "utf8.h"
8d063cd8 3449
0d7d409d
DM		 3450/* these would be in doio.h if there was such a file */
3451#define my_stat() my_stat_flags(SV_GMAGIC)
3452#define my_lstat() my_lstat_flags(SV_GMAGIC)
3453
20f4945e 3454/* defined in sv.c, but also used in [ach]v.c */
20f4945e
MHM		 3455#undef _XPV_HEAD
3456#undef _XPVMG_HEAD
3457#undef _XPVCV_COMMON
7fae4e64
GS		 3458
3459typedef struct _sublex_info SUBLEXINFO;
3460struct _sublex_info {
651b5b28
NC		 3461 U8 super_state; /* lexer state to save */
3462 U16 sub_inwhat; /* "lex_inwhat" to use */
7fae4e64 3463 OP *sub_op; /* "lex_op" to use */
f06b5848
DM		 3464 char *super_bufptr; /* PL_parser->bufptr that was */
3465 char *super_bufend; /* PL_parser->bufend that was */
7fae4e64
GS		 3466};
3467
199e78b7
DM		 3468#include "parser.h"
3469
455ece5e 3470typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3471
2c2d71f5 3472struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3473struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3474
5f7fde29
GS		 3475struct ptr_tbl_ent {
3476 struct ptr_tbl_ent* next;
53c1dcc0 3477 const void* oldval;
5f7fde29 3478 void* newval;
d18c6117
GS		 3479};
3480
5f7fde29
GS		 3481struct ptr_tbl {
3482 struct ptr_tbl_ent** tbl_ary;
3483 UV tbl_max;
3484 UV tbl_items;
db93c0c4
NC		 3485 struct ptr_tbl_arena *tbl_arena;
3486 struct ptr_tbl_ent *tbl_arena_next;
3487 struct ptr_tbl_ent *tbl_arena_end;
d18c6117
GS		 3488};
3489
450a55e4 3490#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 3491# define I286
3492#endif
3493
fe14fcc3
LW		 3494#if defined(htonl) && !defined(HAS_HTONL)
3495#define HAS_HTONL
ae986130 3496#endif
fe14fcc3
LW		 3497#if defined(htons) && !defined(HAS_HTONS)
3498#define HAS_HTONS
ae986130 3499#endif
fe14fcc3
LW		 3500#if defined(ntohl) && !defined(HAS_NTOHL)
3501#define HAS_NTOHL
ae986130 3502#endif
fe14fcc3
LW		 3503#if defined(ntohs) && !defined(HAS_NTOHS)
3504#define HAS_NTOHS
ae986130 3505#endif
fe14fcc3 3506#ifndef HAS_HTONL
d9d8d8de 3507#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 3508#define HAS_HTONS
3509#define HAS_HTONL
3510#define HAS_NTOHS
3511#define HAS_NTOHL
a687059c
LW		 3512#define MYSWAP
3513#define htons my_swap
3514#define htonl my_htonl
3515#define ntohs my_swap
3516#define ntohl my_ntohl
3517#endif
3518#else
d9d8d8de 3519#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 3520#undef HAS_HTONS
3521#undef HAS_HTONL
3522#undef HAS_NTOHS
3523#undef HAS_NTOHL
a687059c
LW		 3524#endif
3525#endif
3526
988174c1
LW		 3527/*
3528 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3529 * -DWS
3530 */
3531#if BYTEORDER != 0x1234
3532# define HAS_VTOHL
3533# define HAS_VTOHS
3534# define HAS_HTOVL
3535# define HAS_HTOVS
c67712b2 3536# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 3537# define vtohl(x) ((((x)&0xFF)<<24) \
3538 +(((x)>>24)&0xFF) \
3539 +(((x)&0x0000FF00)<<8) \
3540 +(((x)&0x00FF0000)>>8) )
3541# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3542# define htovl(x) vtohl(x)
3543# define htovs(x) vtohs(x)
3544# endif
3545 /* otherwise default to functions in util.c */
2a8c3029 3546#ifndef htovs
c623ac67
GS		 3547short htovs(short n);
3548short vtohs(short n);
3549long htovl(long n);
3550long vtohl(long n);
988174c1 3551#endif
2a8c3029 3552#endif
988174c1 3553
3bb7c1b4
JH		 3554/* *MAX Plus 1. A floating point value.
3555 Hopefully expressed in a way that dodgy floating point can't mess up.
3556 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3557 is added to it
3558 May find that some broken compiler will want the value cast to I32.
3559 [after the shift, as signed >> may not be as secure as unsigned >>]
3560*/
3561#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3562#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3563/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3564 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3565 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3566*/
3567#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3568
3bb7c1b4
JH		 3569#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3570#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3571#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3572
3573/* This may look like unnecessary jumping through hoops, but converting
3574 out of range floating point values to integers *is* undefined behaviour,
3575 and it is starting to bite.
3576*/
3577#ifndef CAST_INLINE
65202027 3578#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3579#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 3580#define I_V(what) (cast_iv((NV)(what)))
3581#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 3582#else
3583#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3584 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3585 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3586#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3587 : ((n) < U32_MAX_P1 ? (U32) (n) \
3588 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3589#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3590 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3591 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3592#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3593 : ((n) < UV_MAX_P1 ? (UV) (n) \
3594 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3595#endif
3596
3597#define U_S(what) ((U16)U_32(what))
3598#define U_I(what) ((unsigned int)U_32(what))
3599#define U_L(what) U_32(what)
ed6116ce 3600
ed140128
AD		 3601#ifdef HAS_SIGNBIT
3602# define Perl_signbit signbit
3603#endif
3604
2d4389e4
JH		 3605/* These do not care about the fractional part, only about the range. */
3606#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3607#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3608
25da4f38
IZ		 3609/* Used with UV/IV arguments: */
3610 /* XXXX: need to speed it up */
3611#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3612#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3613
352d5a3a
LW		 3614#ifndef MAXSYSFD
3615# define MAXSYSFD 2
3616#endif
ee0007ab 3617
79072805 3618#ifndef __cplusplus
27da23d5 3619#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS		 3620Uid_t getuid (void);
3621Uid_t geteuid (void);
3622Gid_t getgid (void);
3623Gid_t getegid (void);
79072805 3624#endif
e1caacb4 3625#endif
8d063cd8 3626
0c30d9ec 3627#ifndef Perl_debug_log
bf49b057
GS		 3628# define Perl_debug_log PerlIO_stderr()
3629#endif
3630
3631#ifndef Perl_error_log
3632# define Perl_error_log (PL_stderrgv \
6b78add2 3633 && isGV(PL_stderrgv) \
01bb7c6d 3634 && GvIOp(PL_stderrgv) \
42de951c 3635 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 3636 ? IoOFP(GvIOp(PL_stderrgv)) \
3637 : PerlIO_stderr())
0c30d9ec 3638#endif
3967c732 3639
aea4f609
DM		 3640
3641#define DEBUG_p_FLAG 0x00000001 /* 1 */
3642#define DEBUG_s_FLAG 0x00000002 /* 2 */
3643#define DEBUG_l_FLAG 0x00000004 /* 4 */
3644#define DEBUG_t_FLAG 0x00000008 /* 8 */
3645#define DEBUG_o_FLAG 0x00000010 /* 16 */
3646#define DEBUG_c_FLAG 0x00000020 /* 32 */
3647#define DEBUG_P_FLAG 0x00000040 /* 64 */
3648#define DEBUG_m_FLAG 0x00000080 /* 128 */
3649#define DEBUG_f_FLAG 0x00000100 /* 256 */
3650#define DEBUG_r_FLAG 0x00000200 /* 512 */
3651#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3652#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC		 3653/* U is reserved for Unofficial, exploratory hacking */
3654#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM		 3655#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3656#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3657#define DEBUG_D_FLAG 0x00008000 /* 32768 */
d2c25739 3658/* 0x00010000 is unused, used to be S */
aea4f609 3659#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3660#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3661#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3662#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3663#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3664#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3665#define DEBUG_q_FLAG 0x00800000 /*8388608 */
cc8773c0
CS		 3666#define DEBUG_M_FLAG 0x01000000 /*16777216*/
3667#define DEBUG_B_FLAG 0x02000000 /*33554432*/
3668#define DEBUG_MASK 0x03FEEFFF /* mask of all the standard flags */
aea4f609
DM		 3669
3670#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 3671#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3672 that something was done? */
aea4f609 3673
bd16a5f0
IZ		 3674# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3675# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3676# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3677# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3678# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3679# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3680# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3681# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3682# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3683# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3684# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3685# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3686# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ		 3687# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3688# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3689# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
bd16a5f0
IZ		 3690# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3691# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3692# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3693# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3694# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC		 3695# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3696# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
d7c0d282 3697# define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
cc8773c0 3698# define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
dd2155a4 3699# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
7949c6f5 3700# define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3701
3967c732 3702#ifdef DEBUGGING
aea4f609 3703
bd16a5f0
IZ		 3704# define DEBUG_p_TEST DEBUG_p_TEST_
3705# define DEBUG_s_TEST DEBUG_s_TEST_
3706# define DEBUG_l_TEST DEBUG_l_TEST_
3707# define DEBUG_t_TEST DEBUG_t_TEST_
3708# define DEBUG_o_TEST DEBUG_o_TEST_
3709# define DEBUG_c_TEST DEBUG_c_TEST_
3710# define DEBUG_P_TEST DEBUG_P_TEST_
3711# define DEBUG_m_TEST DEBUG_m_TEST_
3712# define DEBUG_f_TEST DEBUG_f_TEST_
3713# define DEBUG_r_TEST DEBUG_r_TEST_
3714# define DEBUG_x_TEST DEBUG_x_TEST_
3715# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3716# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ		 3717# define DEBUG_H_TEST DEBUG_H_TEST_
3718# define DEBUG_X_TEST DEBUG_X_TEST_
3719# define DEBUG_D_TEST DEBUG_D_TEST_
bd16a5f0
IZ		 3720# define DEBUG_T_TEST DEBUG_T_TEST_
3721# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3722# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3723# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3724# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3725# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3726# define DEBUG_q_TEST DEBUG_q_TEST_
d7c0d282 3727# define DEBUG_M_TEST DEBUG_M_TEST_
cc8773c0 3728# define DEBUG_B_TEST DEBUG_B_TEST_
7949c6f5
JC		 3729# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3730# define DEBUG_Uv_TEST DEBUG_Uv_TEST_
aea4f609 3731
488b0c7a
JH		 3732# define PERL_DEB(a) a
3733# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM		 3734# define DEBUG_p(a) if (DEBUG_p_TEST) a
3735# define DEBUG_s(a) if (DEBUG_s_TEST) a
3736# define DEBUG_l(a) if (DEBUG_l_TEST) a
3737# define DEBUG_t(a) if (DEBUG_t_TEST) a
3738# define DEBUG_o(a) if (DEBUG_o_TEST) a
3739# define DEBUG_c(a) if (DEBUG_c_TEST) a
3740# define DEBUG_P(a) if (DEBUG_P_TEST) a
3741
969058bb
VK		 3742 /* Temporarily turn off memory debugging in case the a
3743 * does memory allocation, either directly or indirectly. */
acfe0abc 3744# define DEBUG_m(a) \
0b250b9e 3745 STMT_START { \
aea4f609 3746 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3747 } STMT_END
aea4f609 3748
5f80b19c
AMS		 3749# define DEBUG__(t, a) \
3750 STMT_START { \
3751 if (t) STMT_START {a;} STMT_END; \
3752 } STMT_END
3753
3754# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3755#ifndef PERL_EXT_RE_BUILD
5f80b19c 3756# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO		 3757#else
3758# define DEBUG_r(a) STMT_START {a;} STMT_END
3759#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS		 3760# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3761# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3762# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS		 3763# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3764# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3765# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
7949c6f5
JC		 3766# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3767# define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
aea4f609 3768
5f80b19c
AMS		 3769# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3770# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3771# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3772# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC		 3773# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3774# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
d7c0d282 3775# define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
cc8773c0 3776# define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
aea4f609
DM		 3777
3778#else /* DEBUGGING */
3779
3780# define DEBUG_p_TEST (0)
3781# define DEBUG_s_TEST (0)
3782# define DEBUG_l_TEST (0)
3783# define DEBUG_t_TEST (0)
3784# define DEBUG_o_TEST (0)
3785# define DEBUG_c_TEST (0)
3786# define DEBUG_P_TEST (0)
3787# define DEBUG_m_TEST (0)
3788# define DEBUG_f_TEST (0)
3789# define DEBUG_r_TEST (0)
3790# define DEBUG_x_TEST (0)
3791# define DEBUG_u_TEST (0)
88d2d28a 3792# define DEBUG_U_TEST (0)
aea4f609
DM		 3793# define DEBUG_H_TEST (0)
3794# define DEBUG_X_TEST (0)
3795# define DEBUG_D_TEST (0)
aea4f609 3796# define DEBUG_T_TEST (0)
04932ac8 3797# define DEBUG_R_TEST (0)
1045810a 3798# define DEBUG_J_TEST (0)
d6721266 3799# define DEBUG_v_TEST (0)
46187eeb 3800# define DEBUG_C_TEST (0)
ecae49c0
NC		 3801# define DEBUG_A_TEST (0)
3802# define DEBUG_q_TEST (0)
d7c0d282 3803# define DEBUG_M_TEST (0)
cc8773c0 3804# define DEBUG_B_TEST (0)
7949c6f5
JC		 3805# define DEBUG_Xv_TEST (0)
3806# define DEBUG_Uv_TEST (0)
aea4f609 3807
488b0c7a
JH		 3808# define PERL_DEB(a)
3809# define PERL_DEBUG(a)
aea4f609
DM		 3810# define DEBUG_p(a)
3811# define DEBUG_s(a)
3812# define DEBUG_l(a)
3813# define DEBUG_t(a)
3814# define DEBUG_o(a)
3815# define DEBUG_c(a)
3816# define DEBUG_P(a)
3817# define DEBUG_m(a)
3818# define DEBUG_f(a)
3819# define DEBUG_r(a)
3820# define DEBUG_x(a)
3821# define DEBUG_u(a)
88d2d28a 3822# define DEBUG_U(a)
aea4f609
DM		 3823# define DEBUG_H(a)
3824# define DEBUG_X(a)
3825# define DEBUG_D(a)
aea4f609 3826# define DEBUG_T(a)
04932ac8 3827# define DEBUG_R(a)
d6721266 3828# define DEBUG_v(a)
46187eeb 3829# define DEBUG_C(a)
ecae49c0
NC		 3830# define DEBUG_A(a)
3831# define DEBUG_q(a)
d7c0d282 3832# define DEBUG_M(a)
cc8773c0 3833# define DEBUG_B(a)
7949c6f5
JC		 3834# define DEBUG_Xv(a)
3835# define DEBUG_Uv(a)
aea4f609
DM		 3836#endif /* DEBUGGING */
3837
3838
b4ab917c 3839#define DEBUG_SCOPE(where) \
d9f81b50 3840 DEBUG_l( \
1c98cc53
DM		 3841 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3842 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
d9f81b50 3843 __FILE__, __LINE__));
b4ab917c
DM		 3844
3845
3846
3847
d1be9408 3848/* These constants should be used in preference to raw characters
14befaf4
DM		 3849 * when using magic. Note that some perl guts still assume
3850 * certain character properties of these constants, namely that
3851 * isUPPER() and toLOWER() may do useful mappings.
3852 *
3853 * Update the magic_names table in dump.c when adding/amending these
3854 */
3855
3856#define PERL_MAGIC_sv '\0' /* Special scalar variable */
3857#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3858#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3859#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3860#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3861#define PERL_MAGIC_regdata 'D' /* Regex match position data
3862 (@+ and @- vars) */
3863#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3864#define PERL_MAGIC_env 'E' /* %ENV hash */
3865#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3866#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3867#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
b3ca2e83
NC		 3868#define PERL_MAGIC_hints 'H' /* %^H hash */
3869#define PERL_MAGIC_hintselem 'h' /* %^H hash element */
14befaf4
DM		 3870#define PERL_MAGIC_isa 'I' /* @ISA array */
3871#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3872#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3873#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3874#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 3875#define PERL_MAGIC_shared 'N' /* Shared between threads */
3876#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 3877#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3878#define PERL_MAGIC_tied 'P' /* Tied array or hash */
3879#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3880#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3881#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3882#define PERL_MAGIC_sig 'S' /* %SIG hash */
3883#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3884#define PERL_MAGIC_taint 't' /* Taintedness */
3885#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 3886#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4 3887#define PERL_MAGIC_vec 'v' /* vec() lvalue */
92f0c265 3888#define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
7e8c5dac 3889#define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
14befaf4
DM		 3890#define PERL_MAGIC_substr 'x' /* substr() lvalue */
3891#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3892 smart parameter vivification */
14befaf4
DM		 3893#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3894#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 3895#define PERL_MAGIC_backref '<' /* for weak ref data */
8d2f4536 3896#define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
ca732855 3897#define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
a3874608 3898#define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
14befaf4 3899#define PERL_MAGIC_ext '~' /* Available for use by extensions */
d9088386 3900#define PERL_MAGIC_checkcall ']' /* inlining/mutation of call to this CV */
14befaf4 3901
de84dc04
NC		 3902#if defined(DEBUGGING) && defined(I_ASSERT)
3903# include <assert.h>
3904#endif
3905
3906/* Keep the old croak based assert for those who want it, and as a fallback if
27ceb597 3907 the platform is so heretically non-ANSI that it can't assert. */
14befaf4 3908
de84dc04 3909#define Perl_assert(what) PERL_DEB( \
2b057284 3910 ((what) ? ((void) 0) : \
67eb4d30 3911 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
60b9f5a7 3912 "\", line %d", STRINGIFY(what), __LINE__), \
2b057284 3913 (void) 0)))
de84dc04
NC		 3914
3915#ifndef assert
3916# define assert(what) Perl_assert(what)
a446a88f 3917#endif
8d063cd8 3918
450a55e4 3919struct ufuncs {
24f81a43
DM		 3920 I32 (*uf_val)(pTHX_ IV, SV*);
3921 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 3922 IV uf_index;
450a55e4
LW		 3923};
3924
14befaf4 3925/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 3926 * XS code wanting to be backward compatible can do something
3927 * like the following:
c745e42c 3928
24f81a43 3929#ifndef PERL_MG_UFUNC
24f81a43
DM		 3930#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3931#endif
3932
3933static PERL_MG_UFUNC(foo_get, index, val)
3934{
3935 sv_setsv(val, ...);
3936 return TRUE;
3937}
3938
3939-- Doug MacEachern
3940
3941*/
3942
fc9c74e6 3943#ifndef PERL_MG_UFUNC
24f81a43 3944#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 3945#endif
24f81a43 3946
fe14fcc3 3947/* Fix these up for __STDC__ */
68dc0745 3948#ifndef DONT_DECLARE_STD
20ce7b12 3949char *mktemp (char*);
37bd1396 3950#ifndef atof
20ce7b12 3951double atof (const char*);
a0d0e21e 3952#endif
37bd1396 3953#endif
79072805 3954
352d5a3a 3955#ifndef STANDARD_C
fe14fcc3 3956/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 3957Time_t time();
8d063cd8 3958struct tm *gmtime(), *localtime();
092bebab 3959#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 3960char *(strchr)(), *(strrchr)();
3961char *(strcpy)(), *(strcat)();
3962#else
93a17b20 3963char *strchr(), *strrchr();
378cc40b 3964char *strcpy(), *strcat();
9d116dd7 3965#endif
352d5a3a 3966#endif /* ! STANDARD_C */
8d063cd8 3967
79072805
LW		 3968
3969#ifdef I_MATH
3970# include <math.h>
3971#else
32f822de 3972START_EXTERN_C
20ce7b12
GS		 3973 double exp (double);
3974 double log (double);
3975 double log10 (double);
3976 double sqrt (double);
3977 double frexp (double,int*);
3978 double ldexp (double,int);
3979 double modf (double,double*);
3980 double sin (double);
3981 double cos (double);
3982 double atan2 (double,double);
3983 double pow (double,double);
32f822de 3984END_EXTERN_C
79072805
LW		 3985#endif
3986
aa8b85de
JH		 3987#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3988# define NV_INF LDBL_INFINITY
3989#endif
3990#if !defined(NV_INF) && defined(DBL_INFINITY)
3991# define NV_INF (NV)DBL_INFINITY
3992#endif
3993#if !defined(NV_INF) && defined(INFINITY)
3994# define NV_INF (NV)INFINITY
3995#endif
3996#if !defined(NV_INF) && defined(INF)
3997# define NV_INF (NV)INF
3998#endif
3999#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
4000# define NV_INF (NV)HUGE_VALL
4001#endif
4002#if !defined(NV_INF) && defined(HUGE_VAL)
4003# define NV_INF (NV)HUGE_VAL
4004#endif
4005
4006#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
4007# if !defined(NV_NAN) && defined(LDBL_NAN)
4008# define NV_NAN LDBL_NAN
4009# endif
4010# if !defined(NV_NAN) && defined(LDBL_QNAN)
4011# define NV_NAN LDBL_QNAN
4012# endif
4013# if !defined(NV_NAN) && defined(LDBL_SNAN)
4014# define NV_NAN LDBL_SNAN
4015# endif
4016#endif
4017#if !defined(NV_NAN) && defined(DBL_NAN)
4018# define NV_NAN (NV)DBL_NAN
4019#endif
4020#if !defined(NV_NAN) && defined(DBL_QNAN)
4021# define NV_NAN (NV)DBL_QNAN
4022#endif
4023#if !defined(NV_NAN) && defined(DBL_SNAN)
4024# define NV_NAN (NV)DBL_SNAN
4025#endif
4026#if !defined(NV_NAN) && defined(QNAN)
4027# define NV_NAN (NV)QNAN
4028#endif
4029#if !defined(NV_NAN) && defined(SNAN)
4030# define NV_NAN (NV)SNAN
4031#endif
4032#if !defined(NV_NAN) && defined(NAN)
4033# define NV_NAN (NV)NAN
4034#endif
4035
a0d0e21e 4036#ifndef __cplusplus
8f1f23e8 4037# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 4038char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 4039# else
fd8cd3a3 4040# if !defined(WIN32) && !defined(VMS)
10bc17b6 4041#ifndef crypt
20ce7b12 4042char *crypt (const char*, const char*);
10bc17b6 4043#endif
5014db98 4044# endif /* !WIN32 */
8f1f23e8 4045# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 4046# ifndef DONT_DECLARE_STD
4047# ifndef getenv
20ce7b12 4048char *getenv (const char*);
26618a56 4049# endif /* !getenv */
28ca6303 4050# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 4051# ifdef _FILE_OFFSET_BITS
28ca6303 4052# if _FILE_OFFSET_BITS == 64
20ce7b12 4053Off_t lseek (int,Off_t,int);
0fc67700
JH		 4054# endif
4055# endif
bf0c440f 4056# endif
26618a56 4057# endif /* !DONT_DECLARE_STD */
10bc17b6 4058#ifndef getlogin
20ce7b12 4059char *getlogin (void);
10bc17b6 4060#endif
26618a56 4061#endif /* !__cplusplus */
79072805 4062
7a7fd8e0
JM		 4063/* Fixme on VMS. This needs to be a run-time, not build time options */
4064/* Also rename() is affected by this */
16d20bd9 4065#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 4066#define UNLINK unlnk
083639a9 4067I32 unlnk (pTHX_ const char*);
8d063cd8 4068#else
80252599 4069#define UNLINK PerlLIO_unlink
8d063cd8 4070#endif
a687059c 4071
fa0a29af
JH		 4072/* some versions of glibc are missing the setresuid() proto */
4073#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 4074int setresuid(uid_t ruid, uid_t euid, uid_t suid);
4075#endif
fa0a29af
JH		 4076/* some versions of glibc are missing the setresgid() proto */
4077#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 4078int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
4079#endif
4080
fe14fcc3 4081#ifndef HAS_SETREUID
85e6fe83
LW		 4082# ifdef HAS_SETRESUID
4083# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
4084# define HAS_SETREUID
4085# endif
a687059c 4086#endif
fe14fcc3 4087#ifndef HAS_SETREGID
85e6fe83
LW		 4088# ifdef HAS_SETRESGID
4089# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
4090# define HAS_SETREGID
4091# endif
a687059c 4092#endif
ee0007ab 4093
d543acb6 4094/* Sighandler_t defined in iperlsys.h */
ff68c719 4095
4096#ifdef HAS_SIGACTION
4097typedef struct sigaction Sigsave_t;
4098#else
4099typedef Sighandler_t Sigsave_t;
4100#endif
4101
ee0007ab
LW		 4102#define SCAN_DEF 0
4103#define SCAN_TR 1
4104#define SCAN_REPL 2
79072805
LW		 4105
4106#ifdef DEBUGGING
4633a7c4 4107# ifndef register
a0d0e21e
LW		 4108# define register
4109# endif
cea2e8a9 4110# define RUNOPS_DEFAULT Perl_runops_debug
79072805 4111#else
cea2e8a9 4112# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 4113#endif
4114
6cb8cb21 4115#ifdef USE_PERLIO
0934c9d9 4116EXTERN_C void PerlIO_teardown(void);
2f44961c 4117# ifdef USE_ITHREADS
6cb8cb21
RGS		 4118# define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4119# define PERLIO_TERM \
4120 STMT_START { \
d0820ef1 4121 PerlIO_teardown(); \
6cb8cb21
RGS		 4122 MUTEX_DESTROY(&PL_perlio_mutex);\
4123 } STMT_END
4124# else
4125# define PERLIO_INIT
d0820ef1 4126# define PERLIO_TERM PerlIO_teardown()
6cb8cb21 4127# endif
6b29934b
NC		 4128#else
4129# define PERLIO_INIT
4130# define PERLIO_TERM
6cb8cb21
RGS		 4131#endif
4132
18f739ee 4133#ifdef MYMALLOC
772fe5b3 4134# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 4135# define MALLOC_INIT \
4136 STMT_START { \
4137 PL_malloc_mutex = NULL; \
4138 MUTEX_INIT(&PL_malloc_mutex); \
4139 } STMT_END
4140# define MALLOC_TERM \
4141 STMT_START { \
4142 perl_mutex tmp = PL_malloc_mutex; \
4143 PL_malloc_mutex = NULL; \
4144 MUTEX_DESTROY(&tmp); \
4145 } STMT_END
4146# else
4147# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4148# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4149# endif
18f739ee
IZ		 4150#else
4151# define MALLOC_INIT
4152# define MALLOC_TERM
4153#endif
4154
cd1541b2 4155#if defined(PERL_IMPLICIT_CONTEXT)
7cb608b5
NC		 4156
4157struct perl_memory_debug_header;
cd1541b2
NC		 4158struct perl_memory_debug_header {
4159 tTHX interpreter;
4160# ifdef PERL_POISON
4161 MEM_SIZE size;
cd1541b2 4162# endif
7cb608b5
NC		 4163 struct perl_memory_debug_header *prev;
4164 struct perl_memory_debug_header *next;
cd1541b2
NC		 4165};
4166
4167# define sTHX (sizeof(struct perl_memory_debug_header) + \
4168 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4169 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4170
d8fca402
NC		 4171#else
4172# define sTHX 0
cd1541b2
NC		 4173#endif
4174
7cb608b5
NC		 4175#ifdef PERL_TRACK_MEMPOOL
4176# define INIT_TRACK_MEMPOOL(header, interp) \
4177 STMT_START { \
4178 (header).interpreter = (interp); \
4179 (header).prev = (header).next = &(header); \
4180 } STMT_END
4181# else
4182# define INIT_TRACK_MEMPOOL(header, interp)
4183#endif
4184
1cd66f7c
DD		 4185#ifdef I_MALLOCMALLOC
4186/* Needed for malloc_size(), malloc_good_size() on some systems */
4187# include <malloc/malloc.h>
4188#endif
4189
ca7c1a29
NC		 4190#ifdef MYMALLOC
4191# define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
cfe52898 4192#else
e82be400
NC		 4193# ifdef HAS_MALLOC_SIZE
4194# ifdef PERL_TRACK_MEMPOOL
cfe52898
RGS		 4195# define Perl_safesysmalloc_size(where) \
4196 (malloc_size(((char *)(where)) - sTHX) - sTHX)
e82be400
NC		 4197# else
4198# define Perl_safesysmalloc_size(where) malloc_size(where)
4199# endif
4200# endif
4201# ifdef HAS_MALLOC_GOOD_SIZE
4202# ifdef PERL_TRACK_MEMPOOL
d8fca402
NC		 4203# define Perl_malloc_good_size(how_much) \
4204 (malloc_good_size((how_much) + sTHX) - sTHX)
e82be400
NC		 4205# else
4206# define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4207# endif
4208# else
d8fca402
NC		 4209/* Having this as the identity operation makes some code simpler. */
4210# define Perl_malloc_good_size(how_much) (how_much)
e82be400 4211# endif
ca7c1a29 4212#endif
b6d9d515 4213
16c91539
BM		 4214typedef int (*runops_proc_t)(pTHX);
4215typedef void (*share_proc_t) (pTHX_ SV *sv);
4216typedef int (*thrhook_proc_t) (pTHX);
4217typedef OP* (*PPADDR_t[]) (pTHX);
4218typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4219typedef void (*despatch_signals_proc_t) (pTHX);
22c35a8c 4220
8f1f23e8
W		 4221/* NeXT has problems with crt0.o globals */
4222#if defined(__DYNAMIC__) && \
6239f2da 4223 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
8f1f23e8
W		 4224# if defined(NeXT) || defined(__NeXT)
4225# include <mach-o/dyld.h>
4226# define environ (*environ_pointer)
0c30d9ec 4227EXT char *** environ_pointer;
8f1f23e8 4228# else
6239f2da 4229# if defined(PERL_DARWIN) && defined(PERL_CORE)
8f1f23e8
W		 4230# include <crt_externs.h> /* for the env array */
4231# define environ (*_NSGetEnviron())
4232# endif
0c30d9ec 4233# endif
8f1f23e8
W		 4234#else
4235 /* VMS and some other platforms don't use the environ array */
13b6e58c 4236# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 4237# if !defined(DONT_DECLARE_STD) || \
4238 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4239 defined(__sgi) || \
d460ef45 4240 defined(__DGUX)
8f1f23e8 4241extern char ** environ; /* environment variables supplied via exec */
a6c40364 4242# endif
8f1f23e8
W		 4243# endif
4244#endif
79072805 4245
73c4f7a1
GS		 4246START_EXTERN_C
4247
79072805 4248/* handy constants */
22c35a8c 4249EXTCONST char PL_warn_uninit[]
29489e7c 4250 INIT("Use of uninitialized value%s%s%s");
22c35a8c 4251EXTCONST char PL_warn_nosemi[]
463ee0b2 4252 INIT("Semicolon seems to be missing");
22c35a8c 4253EXTCONST char PL_warn_reserved[]
463ee0b2 4254 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 4255EXTCONST char PL_warn_nl[]
93a17b20 4256 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 4257EXTCONST char PL_no_wrongref[]
a0d0e21e 4258 INIT("Can't use %s ref as %s ref");
def89bff
NC		 4259/* The core no longer needs these here. If you require the string constant,
4260 please inline a copy into your own code. */
973a7615
NC		 4261EXTCONST char PL_no_symref[] __attribute__deprecated__
4262 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
def89bff
NC		 4263EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4264 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
22c35a8c 4265EXTCONST char PL_no_usym[]
8990e307 4266 INIT("Can't use an undefined value as %s reference");
22c35a8c 4267EXTCONST char PL_no_aelem[]
93a17b20 4268 INIT("Modification of non-creatable array value attempted, subscript %d");
ce5030a2 4269EXTCONST char PL_no_helem_sv[]
d04ff51e 4270 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
22c35a8c 4271EXTCONST char PL_no_modify[]
93a17b20 4272 INIT("Modification of a read-only value attempted");
22c35a8c 4273EXTCONST char PL_no_mem[]
93a17b20 4274 INIT("Out of memory!\n");
22c35a8c 4275EXTCONST char PL_no_security[]
463ee0b2 4276 INIT("Insecure dependency in %s%s");
22c35a8c 4277EXTCONST char PL_no_sock_func[]
93a17b20 4278 INIT("Unsupported socket function \"%s\" called");
22c35a8c 4279EXTCONST char PL_no_dir_func[]
93a17b20 4280 INIT("Unsupported directory function \"%s\" called");
22c35a8c 4281EXTCONST char PL_no_func[]
93a17b20 4282 INIT("The %s function is unimplemented");
22c35a8c 4283EXTCONST char PL_no_myglob[]
952306ac 4284 INIT("\"%s\" variable %s can't be in a package");
82d03984
RGS		 4285EXTCONST char PL_no_localize_ref[]
4286 INIT("Can't localize through a reference");
27d5b266
JH		 4287EXTCONST char PL_memory_wrap[]
4288 INIT("panic: memory wrap");
93a17b20 4289
618b9757
NC		 4290#ifdef CSH
4291EXTCONST char PL_cshname[]
4292 INIT(CSH);
4293# define PL_cshlen (sizeof(CSH "") - 1)
4294#endif
4295
7575fa06 4296EXTCONST char PL_uuemap[65]
80252599
GS		 4297 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4298
79072805 4299#ifdef DOINIT
9444d213
NC		 4300EXTCONST char PL_uudmap[256] =
4301#include "uudmap.h"
4302;
efa50c51 4303EXTCONST char PL_bitcount[256] =
efa50c51
NC		 4304# include "bitcount.h"
4305;
27da23d5
JH		 4306EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4307EXTCONST int PL_sig_num[] = { SIG_NUM };
79072805 4308#else
9444d213 4309EXTCONST char PL_uudmap[256];
efa50c51 4310EXTCONST char PL_bitcount[256];
27da23d5
JH		 4311EXTCONST char* const PL_sig_name[];
4312EXTCONST int PL_sig_num[];
79072805
LW		 4313#endif
4314
3bd709b1 4315/* fast conversion and case folding tables */
bbce6d69 4316
79072805 4317#ifdef DOINIT
9d116dd7 4318#ifdef EBCDIC
27da23d5 4319EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 4320 0, 1, 2, 3, 4, 5, 6, 7,
4321 8, 9, 10, 11, 12, 13, 14, 15,
4322 16, 17, 18, 19, 20, 21, 22, 23,
4323 24, 25, 26, 27, 28, 29, 30, 31,
4324 32, 33, 34, 35, 36, 37, 38, 39,
4325 40, 41, 42, 43, 44, 45, 46, 47,
4326 48, 49, 50, 51, 52, 53, 54, 55,
4327 56, 57, 58, 59, 60, 61, 62, 63,
4328 64, 65, 66, 67, 68, 69, 70, 71,
4329 72, 73, 74, 75, 76, 77, 78, 79,
4330 80, 81, 82, 83, 84, 85, 86, 87,
4331 88, 89, 90, 91, 92, 93, 94, 95,
4332 96, 97, 98, 99, 100, 101, 102, 103,
4333 104, 105, 106, 107, 108, 109, 110, 111,
4334 112, 113, 114, 115, 116, 117, 118, 119,
4335 120, 121, 122, 123, 124, 125, 126, 127,
4336 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4337 'H', 'I', 138, 139, 140, 141, 142, 143,
4338 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
4339 'Q', 'R', 154, 155, 156, 157, 158, 159,
4340 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
4341 'Y', 'Z', 170, 171, 172, 173, 174, 175,
4342 176, 177, 178, 179, 180, 181, 182, 183,
4343 184, 185, 186, 187, 188, 189, 190, 191,
4344 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4345 'h', 'i', 202, 203, 204, 205, 206, 207,
4346 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
4347 'q', 'r', 218, 219, 220, 221, 222, 223,
4348 224, 225, 's', 't', 'u', 'v', 'w', 'x',
4349 'y', 'z', 234, 235, 236, 237, 238, 239,
4350 240, 241, 242, 243, 244, 245, 246, 247,
4351 248, 249, 250, 251, 252, 253, 254, 255
4352};
4353#else /* ascii rather than ebcdic */
22c35a8c 4354EXTCONST unsigned char PL_fold[] = {
79072805
LW		 4355 0, 1, 2, 3, 4, 5, 6, 7,
4356 8, 9, 10, 11, 12, 13, 14, 15,
4357 16, 17, 18, 19, 20, 21, 22, 23,
4358 24, 25, 26, 27, 28, 29, 30, 31,
4359 32, 33, 34, 35, 36, 37, 38, 39,
4360 40, 41, 42, 43, 44, 45, 46, 47,
4361 48, 49, 50, 51, 52, 53, 54, 55,
4362 56, 57, 58, 59, 60, 61, 62, 63,
4363 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4364 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4365 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4366 'x', 'y', 'z', 91, 92, 93, 94, 95,
4367 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4368 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4369 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4370 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4371 128, 129, 130, 131, 132, 133, 134, 135,
4372 136, 137, 138, 139, 140, 141, 142, 143,
4373 144, 145, 146, 147, 148, 149, 150, 151,
4374 152, 153, 154, 155, 156, 157, 158, 159,
4375 160, 161, 162, 163, 164, 165, 166, 167,
4376 168, 169, 170, 171, 172, 173, 174, 175,
4377 176, 177, 178, 179, 180, 181, 182, 183,
4378 184, 185, 186, 187, 188, 189, 190, 191,
4379 192, 193, 194, 195, 196, 197, 198, 199,
4380 200, 201, 202, 203, 204, 205, 206, 207,
4381 208, 209, 210, 211, 212, 213, 214, 215,
4382 216, 217, 218, 219, 220, 221, 222, 223,
4383 224, 225, 226, 227, 228, 229, 230, 231,
4384 232, 233, 234, 235, 236, 237, 238, 239,
4385 240, 241, 242, 243, 244, 245, 246, 247,
4386 248, 249, 250, 251, 252, 253, 254, 255
4387};
00f254e2
KW		 4388#endif /* !EBCDIC, but still in DOINIT */
4389
4390/* If these tables are accessed through ebcdic, the access will be converted to
4391 * latin1 first */
4392EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4393 0, 1, 2, 3, 4, 5, 6, 7,
4394 8, 9, 10, 11, 12, 13, 14, 15,
4395 16, 17, 18, 19, 20, 21, 22, 23,
4396 24, 25, 26, 27, 28, 29, 30, 31,
4397 32, 33, 34, 35, 36, 37, 38, 39,
4398 40, 41, 42, 43, 44, 45, 46, 47,
4399 48, 49, 50, 51, 52, 53, 54, 55,
4400 56, 57, 58, 59, 60, 61, 62, 63,
4401 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4402 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4403 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4404 'x', 'y', 'z', 91, 92, 93, 94, 95,
4405 96, 97, 98, 99, 100, 101, 102, 103,
4406 104, 105, 106, 107, 108, 109, 110, 111,
4407 112, 113, 114, 115, 116, 117, 118, 119,
4408 120, 121, 122, 123, 124, 125, 126, 127,
4409 128, 129, 130, 131, 132, 133, 134, 135,
4410 136, 137, 138, 139, 140, 141, 142, 143,
4411 144, 145, 146, 147, 148, 149, 150, 151,
4412 152, 153, 154, 155, 156, 157, 158, 159,
4413 160, 161, 162, 163, 164, 165, 166, 167,
4414 168, 169, 170, 171, 172, 173, 174, 175,
4415 176, 177, 178, 179, 180, 181, 182, 183,
4416 184, 185, 186, 187, 188, 189, 190, 191,
4417 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4418 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4419 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4420 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4421 224, 225, 226, 227, 228, 229, 230, 231,
4422 232, 233, 234, 235, 236, 237, 238, 239,
4423 240, 241, 242, 243, 244, 245, 246, 247,
4424 248, 249, 250, 251, 252, 253, 254, 255
4425};
4426
4427/* upper and title case of latin1 characters, modified so that the three tricky
4428 * ones are mapped to 255 (which is one of the three) */
4429EXTCONST unsigned char PL_mod_latin1_uc[] = {
4430 0, 1, 2, 3, 4, 5, 6, 7,
4431 8, 9, 10, 11, 12, 13, 14, 15,
4432 16, 17, 18, 19, 20, 21, 22, 23,
4433 24, 25, 26, 27, 28, 29, 30, 31,
4434 32, 33, 34, 35, 36, 37, 38, 39,
4435 40, 41, 42, 43, 44, 45, 46, 47,
4436 48, 49, 50, 51, 52, 53, 54, 55,
4437 56, 57, 58, 59, 60, 61, 62, 63,
4438 64, 65, 66, 67, 68, 69, 70, 71,
4439 72, 73, 74, 75, 76, 77, 78, 79,
4440 80, 81, 82, 83, 84, 85, 86, 87,
4441 88, 89, 90, 91, 92, 93, 94, 95,
4442 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4443 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4444 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4445 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4446 128, 129, 130, 131, 132, 133, 134, 135,
4447 136, 137, 138, 139, 140, 141, 142, 143,
4448 144, 145, 146, 147, 148, 149, 150, 151,
4449 152, 153, 154, 155, 156, 157, 158, 159,
4450 160, 161, 162, 163, 164, 165, 166, 167,
4451 168, 169, 170, 171, 172, 173, 174, 175,
4452 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4453 184, 185, 186, 187, 188, 189, 190, 191,
4454 192, 193, 194, 195, 196, 197, 198, 199,
4455 200, 201, 202, 203, 204, 205, 206, 207,
4456 208, 209, 210, 211, 212, 213, 214, 215,
4457 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4458 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4459 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4460 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4461 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4462};
4463#else /* ! DOINIT */
22c35a8c 4464EXTCONST unsigned char PL_fold[];
00f254e2
KW		 4465EXTCONST unsigned char PL_mod_latin1_uc[];
4466EXTCONST unsigned char PL_latin1_lc[];
79072805
LW		 4467#endif
4468
27da23d5 4469#ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
79072805 4470#ifdef DOINIT
27da23d5 4471EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
79072805
LW		 4472 0, 1, 2, 3, 4, 5, 6, 7,
4473 8, 9, 10, 11, 12, 13, 14, 15,
4474 16, 17, 18, 19, 20, 21, 22, 23,
4475 24, 25, 26, 27, 28, 29, 30, 31,
4476 32, 33, 34, 35, 36, 37, 38, 39,
4477 40, 41, 42, 43, 44, 45, 46, 47,
4478 48, 49, 50, 51, 52, 53, 54, 55,
4479 56, 57, 58, 59, 60, 61, 62, 63,
4480 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4481 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4482 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4483 'x', 'y', 'z', 91, 92, 93, 94, 95,
4484 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4485 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4486 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4487 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4488 128, 129, 130, 131, 132, 133, 134, 135,
4489 136, 137, 138, 139, 140, 141, 142, 143,
4490 144, 145, 146, 147, 148, 149, 150, 151,
4491 152, 153, 154, 155, 156, 157, 158, 159,
4492 160, 161, 162, 163, 164, 165, 166, 167,
4493 168, 169, 170, 171, 172, 173, 174, 175,
4494 176, 177, 178, 179, 180, 181, 182, 183,
4495 184, 185, 186, 187, 188, 189, 190, 191,
4496 192, 193, 194, 195, 196, 197, 198, 199,
4497 200, 201, 202, 203, 204, 205, 206, 207,
4498 208, 209, 210, 211, 212, 213, 214, 215,
4499 216, 217, 218, 219, 220, 221, 222, 223,
4500 224, 225, 226, 227, 228, 229, 230, 231,
4501 232, 233, 234, 235, 236, 237, 238, 239,
4502 240, 241, 242, 243, 244, 245, 246, 247,
4503 248, 249, 250, 251, 252, 253, 254, 255
4504};
4505#else
27da23d5 4506EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
79072805 4507#endif
27da23d5 4508#endif /* !PERL_GLOBAL_STRUCT */
79072805
LW		 4509
4510#ifdef DOINIT
9d116dd7 4511#ifdef EBCDIC
27da23d5 4512EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 4513 1, 2, 84, 151, 154, 155, 156, 157,
4514 165, 246, 250, 3, 158, 7, 18, 29,
4515 40, 51, 62, 73, 85, 96, 107, 118,
4516 129, 140, 147, 148, 149, 150, 152, 153,
4517 255, 6, 8, 9, 10, 11, 12, 13,
4518 14, 15, 24, 25, 26, 27, 28, 226,
4519 29, 30, 31, 32, 33, 43, 44, 45,
4520 46, 47, 48, 49, 50, 76, 77, 78,
4521 79, 80, 81, 82, 83, 84, 85, 86,
4522 87, 94, 95, 234, 181, 233, 187, 190,
4523 180, 96, 97, 98, 99, 100, 101, 102,
4524 104, 112, 182, 174, 236, 232, 229, 103,
4525 228, 226, 114, 115, 116, 117, 118, 119,
4526 120, 121, 122, 235, 176, 230, 194, 162,
4527 130, 131, 132, 133, 134, 135, 136, 137,
4528 138, 139, 201, 205, 163, 217, 220, 224,
4529 5, 248, 227, 244, 242, 255, 241, 231,
4530 240, 253, 16, 197, 19, 20, 21, 187,
4531 23, 169, 210, 245, 237, 249, 247, 239,
4532 168, 252, 34, 196, 36, 37, 38, 39,
4533 41, 42, 251, 254, 238, 223, 221, 213,
4534 225, 177, 52, 53, 54, 55, 56, 57,
4535 58, 59, 60, 61, 63, 64, 65, 66,
4536 67, 68, 69, 70, 71, 72, 74, 75,
4537 205, 208, 186, 202, 200, 218, 198, 179,
4538 178, 214, 88, 89, 90, 91, 92, 93,
4539 217, 166, 170, 207, 199, 209, 206, 204,
4540 160, 212, 105, 106, 108, 109, 110, 111,
4541 203, 113, 216, 215, 192, 175, 193, 243,
4542 172, 161, 123, 124, 125, 126, 127, 128,
4543 222, 219, 211, 195, 188, 193, 185, 184,
4544 191, 183, 141, 142, 143, 144, 145, 146
4545};
4546#else /* ascii rather than ebcdic */
22c35a8c 4547EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 4548 1, 2, 84, 151, 154, 155, 156, 157,
4549 165, 246, 250, 3, 158, 7, 18, 29,
4550 40, 51, 62, 73, 85, 96, 107, 118,
4551 129, 140, 147, 148, 149, 150, 152, 153,
4552 255, 182, 224, 205, 174, 176, 180, 217,
4553 233, 232, 236, 187, 235, 228, 234, 226,
4554 222, 219, 211, 195, 188, 193, 185, 184,
4555 191, 183, 201, 229, 181, 220, 194, 162,
4556 163, 208, 186, 202, 200, 218, 198, 179,
4557 178, 214, 166, 170, 207, 199, 209, 206,
4558 204, 160, 212, 216, 215, 192, 175, 173,
4559 243, 172, 161, 190, 203, 189, 164, 230,
4560 167, 248, 227, 244, 242, 255, 241, 231,
4561 240, 253, 169, 210, 245, 237, 249, 247,
4562 239, 168, 252, 251, 254, 238, 223, 221,
4563 213, 225, 177, 197, 171, 196, 159, 4,
4564 5, 6, 8, 9, 10, 11, 12, 13,
4565 14, 15, 16, 17, 19, 20, 21, 22,
4566 23, 24, 25, 26, 27, 28, 30, 31,
4567 32, 33, 34, 35, 36, 37, 38, 39,
4568 41, 42, 43, 44, 45, 46, 47, 48,
4569 49, 50, 52, 53, 54, 55, 56, 57,
4570 58, 59, 60, 61, 63, 64, 65, 66,
4571 67, 68, 69, 70, 71, 72, 74, 75,
4572 76, 77, 78, 79, 80, 81, 82, 83,
4573 86, 87, 88, 89, 90, 91, 92, 93,
4574 94, 95, 97, 98, 99, 100, 101, 102,
4575 103, 104, 105, 106, 108, 109, 110, 111,
4576 112, 113, 114, 115, 116, 117, 119, 120,
4577 121, 122, 123, 124, 125, 126, 127, 128,
4578 130, 131, 132, 133, 134, 135, 136, 137,
4579 138, 139, 141, 142, 143, 144, 145, 146
4580};
9d116dd7 4581#endif
79072805 4582#else
22c35a8c 4583EXTCONST unsigned char PL_freq[];
79072805
LW		 4584#endif
4585
8990e307
LW		 4586#ifdef DEBUGGING
4587#ifdef DOINIT
27da23d5 4588EXTCONST char* const PL_block_type[] = {
8990e307 4589 "NULL",
d01136d6 4590 "WHEN",
8990e307 4591 "BLOCK",
0d863452 4592 "GIVEN",
d01136d6
BS		 4593 "LOOP_FOR",
4594 "LOOP_PLAIN",
4595 "LOOP_LAZYSV",
4596 "LOOP_LAZYIV",
76753e7f
NC		 4597 "SUB",
4598 "FORMAT",
4599 "EVAL",
4600 "SUBST"
8990e307
LW		 4601};
4602#else
22c35a8c 4603EXTCONST char* PL_block_type[];
8990e307
LW		 4604#endif
4605#endif
4606
b75885fd
NC		 4607/* These are all the compile time options that affect binary compatibility.
4608 Other compile time options that are binary compatible are in perl.c
4609 Both are combined for the output of perl -V
4610 However, this string will be embedded in any shared perl library, which will
4611 allow us add a comparison check in perlmain.c in the near future. */
4612#ifdef DOINIT
4613EXTCONST char PL_bincompat_options[] =
4614# ifdef DEBUG_LEAKING_SCALARS
4615 " DEBUG_LEAKING_SCALARS"
4616# endif
4617# ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4618 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4619# endif
4620# ifdef FAKE_THREADS
4621 " FAKE_THREADS"
4622# endif
4623# ifdef MULTIPLICITY
4624 " MULTIPLICITY"
4625# endif
4626# ifdef MYMALLOC
4627 " MYMALLOC"
4628# endif
4629# ifdef PERL_DEBUG_READONLY_OPS
4630 " PERL_DEBUG_READONLY_OPS"
4631# endif
4632# ifdef PERL_GLOBAL_STRUCT
4633 " PERL_GLOBAL_STRUCT"
4634# endif
4635# ifdef PERL_IMPLICIT_CONTEXT
4636 " PERL_IMPLICIT_CONTEXT"
4637# endif
4638# ifdef PERL_IMPLICIT_SYS
4639 " PERL_IMPLICIT_SYS"
4640# endif
4641# ifdef PERL_MAD
4642 " PERL_MAD"
4643# endif
4644# ifdef PERL_NEED_APPCTX
4645 " PERL_NEED_APPCTX"
4646# endif
4647# ifdef PERL_NEED_TIMESBASE
4648 " PERL_NEED_TIMESBASE"
4649# endif
4650# ifdef PERL_OLD_COPY_ON_WRITE
4651 " PERL_OLD_COPY_ON_WRITE"
4652# endif
4653# ifdef PERL_POISON
4654 " PERL_POISON"
4655# endif
4656# ifdef PERL_TRACK_MEMPOOL
4657 " PERL_TRACK_MEMPOOL"
4658# endif
4659# ifdef PERL_USES_PL_PIDSTATUS
4660 " PERL_USES_PL_PIDSTATUS"
4661# endif
4662# ifdef PL_OP_SLAB_ALLOC
4663 " PL_OP_SLAB_ALLOC"
4664# endif
4665# ifdef THREADS_HAVE_PIDS
4666 " THREADS_HAVE_PIDS"
4667# endif
4668# ifdef USE_64_BIT_ALL
4669 " USE_64_BIT_ALL"
4670# endif
4671# ifdef USE_64_BIT_INT
4672 " USE_64_BIT_INT"
4673# endif
c7b392fa
NC		 4674# ifdef USE_IEEE
4675 " USE_IEEE"
4676# endif
b75885fd
NC		 4677# ifdef USE_ITHREADS
4678 " USE_ITHREADS"
4679# endif
4680# ifdef USE_LARGE_FILES
4681 " USE_LARGE_FILES"
4682# endif
4683# ifdef USE_LONG_DOUBLE
4684 " USE_LONG_DOUBLE"
4685# endif
4686# ifdef USE_PERLIO
4687 " USE_PERLIO"
4688# endif
4689# ifdef USE_REENTRANT_API
4690 " USE_REENTRANT_API"
4691# endif
4692# ifdef USE_SFIO
4693 " USE_SFIO"
4694# endif
4695# ifdef USE_SOCKS
4696 " USE_SOCKS"
4697# endif
4f575702
CB		 4698# ifdef VMS_DO_SOCKETS
4699 " VMS_DO_SOCKETS"
4700# ifdef DECCRTL_SOCKETS
4701 " DECCRTL_SOCKETS"
4702# endif
4703# endif
4704# ifdef VMS_WE_ARE_CASE_SENSITIVE
4705 " VMS_SYMBOL_CASE_AS_IS"
4706# endif
e8b231c6
CB		 4707# ifdef VMS_SHORTEN_LONG_SYMBOLS
4708 " VMS_SHORTEN_LONG_SYMBOLS"
4709# endif
a68dd89e 4710 "";
b75885fd
NC		 4711#else
4712EXTCONST char PL_bincompat_options[];
4713#endif
4714
73c4f7a1
GS		 4715END_EXTERN_C
4716
79072805
LW		 4717/*****************************************************************************/
4718/* This lexer/parser stuff is currently global since yacc is hard to reenter */
4719/*****************************************************************************/
8990e307 4720/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 4721
d4c3c482 4722#ifdef __Lynx__
9cffb111
OS		 4723/* LynxOS defines these in scsi.h which is included via ioctl.h */
4724#ifdef FORMAT
4725#undef FORMAT
4726#endif
4727#ifdef SPACE
4728#undef SPACE
4729#endif
d4c3c482 4730#endif
9cffb111 4731
fb73857a 4732#define LEX_NOTPARSING 11 /* borrowed from toke.c */
4733
79072805
LW		 4734typedef enum {
4735 XOPERATOR,
4736 XTERM,
79072805 4737 XREF,
8990e307 4738 XSTATE,
a0d0e21e 4739 XBLOCK,
09bef843
SB		 4740 XATTRBLOCK,
4741 XATTRTERM,
6f33ba73
RGS		 4742 XTERMBLOCK,
4743 XTERMORDORDOR /* evil hack */
27308ded 4744 /* update exp_name[] in toke.c if adding to this enum */
79072805
LW		 4745} expectation;
4746
dc9e4912
GS		 4747enum { /* pass one of these to get_vtbl */
4748 want_vtbl_sv,
4749 want_vtbl_env,
4750 want_vtbl_envelem,
4751 want_vtbl_sig,
4752 want_vtbl_sigelem,
4753 want_vtbl_pack,
4754 want_vtbl_packelem,
4755 want_vtbl_dbline,
4756 want_vtbl_isa,
4757 want_vtbl_isaelem,
4758 want_vtbl_arylen,
4759 want_vtbl_glob,
4760 want_vtbl_mglob,
4761 want_vtbl_nkeys,
4762 want_vtbl_taint,
4763 want_vtbl_substr,
4764 want_vtbl_vec,
4765 want_vtbl_pos,
4766 want_vtbl_bm,
4767 want_vtbl_fm,
4768 want_vtbl_uvar,
4769 want_vtbl_defelem,
4770 want_vtbl_regexp,
4771 want_vtbl_collxfrm,
4772 want_vtbl_amagic,
4773 want_vtbl_amagicelem,
dc9e4912 4774 want_vtbl_regdata,
810b8aa5 4775 want_vtbl_regdatum,
7e8c5dac 4776 want_vtbl_backref,
8d2f4536 4777 want_vtbl_utf8,
83bf042f 4778 want_vtbl_symtab,
b3ca2e83 4779 want_vtbl_arylen_p,
f747ebd6
Z		 4780 want_vtbl_hintselem,
4781 want_vtbl_hints
dc9e4912
GS		 4782};
4783
d5ec2987
NC		 4784
4785/* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4786 special and there is no need for HINT_PRIVATE_MASK for COPs
4787 However, bitops store HINT_INTEGER in their op_private. */
9cfe5470
RGS		 4788#define HINT_INTEGER 0x00000001 /* integer pragma */
4789#define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4790#define HINT_LOCALE 0x00000004 /* locale pragma */
4791#define HINT_BYTES 0x00000008 /* bytes pragma */
7b0bddfa 4792#define HINT_ARYBASE 0x00000010 /* $[ is non-zero */
a0ed51b3 4793 /* Note: 20,40,80 used for NATIVE_HINTS */
9cfe5470 4794 /* currently defined by vms/vmsish.h */
85e6fe83
LW		 4795
4796#define HINT_BLOCK_SCOPE 0x00000100
9cfe5470
RGS		 4797#define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4798#define HINT_STRICT_VARS 0x00000400 /* strict pragma */
1863b879 4799#define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
85e6fe83 4800
9cfe5470 4801/* The HINT_NEW_* constants are used by the overload pragma */
b3ac6de7
IZ		 4802#define HINT_NEW_INTEGER 0x00001000
4803#define HINT_NEW_FLOAT 0x00002000
4804#define HINT_NEW_BINARY 0x00004000
4805#define HINT_NEW_STRING 0x00008000
4806#define HINT_NEW_RE 0x00010000
4807#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
8b850bd5
NC		 4808#define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4809#define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
b3ac6de7 4810
9cfe5470
RGS		 4811#define HINT_RE_TAINT 0x00100000 /* re pragma */
4812#define HINT_RE_EVAL 0x00200000 /* re pragma */
b3eb6a9b 4813
9cfe5470
RGS		 4814#define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4815#define HINT_UTF8 0x00800000 /* utf8 pragma */
5ff3f7a4 4816
e46c382e
YK		 4817#define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4818
1e215989
FC		 4819#define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4820
0239f47c 4821/* The following are stored in $^H{sort}, not in PL_hints */
84d4ea48
JH		 4822#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4823#define HINT_SORT_QUICKSORT 0x00000001
4824#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 4825#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 4826
8bfdd7d9 4827/* Various states of the input record separator SV (rs) */
d4cce5f1 4828#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 4829#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4830#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 4831#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 4832
128e8167 4833/* A struct for keeping various DEBUGGING related stuff,
ce333219 4834 * neatly packed. Currently only scratch variables for
128e8167
JH		 4835 * constructing debug output are included. Needed always,
4836 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 4837struct perl_debug_pad {
4838 SV pad[3];
4839};
4840
4841#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
a5c57919
RGS		 4842#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4843 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4844 PERL_DEBUG_PAD(i))
ce333219 4845
56953603 4846/* Enable variables which are pointers to functions */
16c91539
BM		 4847typedef void (*peep_t)(pTHX_ OP* o);
4848typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4849typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
0cb96387
GS		 4850 char* strend, char* strbeg, I32 minend,
4851 SV* screamer, void* data, U32 flags);
16c91539 4852typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
f722798b
IZ		 4853 char *strpos, char *strend,
4854 U32 flags,
9f61653a 4855 re_scream_pos_data *d);
16c91539
BM		 4856typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4857typedef void (*regfree_t) (pTHX_ struct regexp* r);
4858typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
56953603 4859
c76ac1ee 4860typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc 4861typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
f30de749 4862typedef void (*SVFUNC_t) (pTHX_ SV* const);
31e9e0a3 4863typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
acfe0abc
GS		 4864typedef void (*XSINIT_t) (pTHX);
4865typedef void (*ATEXIT_t) (pTHX_ void*);
4866typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 4867
22239a37
NIS		 4868/* Set up PERLVAR macros for populating structs */
4869#define PERLVAR(var,type) type var;
51371543 4870#define PERLVARA(var,n,type) type var[n];
22239a37 4871#define PERLVARI(var,type,init) type var;
3fe35a81 4872#define PERLVARIC(var,type,init) type var;
27da23d5
JH		 4873#define PERLVARISC(var,init) const char var[sizeof(init)];
4874
16c91539
BM		 4875typedef OP* (*Perl_ppaddr_t)(pTHX);
4876typedef OP* (*Perl_check_t) (pTHX_ OP*);
4877typedef void(*Perl_ophook_t)(pTHX_ OP*);
4878typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
88e1f1a2
JV		 4879
4880#define KEYWORD_PLUGIN_DECLINE 0
4881#define KEYWORD_PLUGIN_STMT 1
4882#define KEYWORD_PLUGIN_EXPR 2
22239a37 4883
58a50f62
GS		 4884/* Interpreter exitlist entry */
4885typedef struct exitlistentry {
acfe0abc 4886 void (*fn) (pTHX_ void*);
58a50f62
GS		 4887 void *ptr;
4888} PerlExitListEntry;
4889
aadb217d
JH		 4890/* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4891/* These have to be before perlvars.h */
4892#if !defined(HAS_SIGACTION) && defined(VMS)
4893# define FAKE_PERSISTENT_SIGNAL_HANDLERS
4894#endif
4895/* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4896#if defined(KILL_BY_SIGPRC)
4897# define FAKE_DEFAULT_SIGNAL_HANDLERS
4898#endif
4899
ffee3ff6
NC		 4900#define PERL_PATCHLEVEL_H_IMPLICIT
4901#include "patchlevel.h"
4902#undef PERL_PATCHLEVEL_H_IMPLICIT
4903
d9421656
NC		 4904#define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4905 STRINGIFY(PERL_VERSION) "." \
4906 STRINGIFY(PERL_SUBVERSION)
4907
1e8125c6
FR		 4908#define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4909 STRINGIFY(PERL_API_VERSION) "." \
4910 STRINGIFY(PERL_API_SUBVERSION)
4911
22239a37
NIS		 4912#ifdef PERL_GLOBAL_STRUCT
4913struct perl_vars {
7766f137 4914# include "perlvars.h"
22239a37
NIS		 4915};
4916
7766f137 4917# ifdef PERL_CORE
27da23d5 4918# ifndef PERL_GLOBAL_STRUCT_PRIVATE
533c011a
NIS		 4919EXT struct perl_vars PL_Vars;
4920EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
27da23d5
JH		 4921# undef PERL_GET_VARS
4922# define PERL_GET_VARS() PL_VarsPtr
4923# endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
7766f137
GS		 4924# else /* PERL_CORE */
4925# if !defined(__GNUC__) || !defined(WIN32)
22239a37 4926EXT
7766f137 4927# endif /* WIN32 */
533c011a 4928struct perl_vars *PL_VarsPtr;
7766f137
GS		 4929# define PL_Vars (*((PL_VarsPtr) \
4930 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4931# endif /* PERL_CORE */
22239a37
NIS		 4932#endif /* PERL_GLOBAL_STRUCT */
4933
acfe0abc 4934#if defined(MULTIPLICITY)
d460ef45 4935/* If we have multiple interpreters define a struct
d4cce5f1 4936 holding variables which must be per-interpreter
d460ef45 4937 If we don't have threads anything that would have
d4cce5f1
NIS		 4938 be per-thread is per-interpreter.
4939*/
4940
79072805 4941struct interpreter {
7766f137 4942# include "intrpvar.h"
49f531da 4943};
d4cce5f1 4944
79072805 4945#else
49f531da
NIS		 4946struct interpreter {
4947 char broiled;
4948};
acfe0abc 4949#endif /* MULTIPLICITY */
79072805 4950
22239a37 4951/* Done with PERLVAR macros for now ... */
d4cce5f1 4952#undef PERLVAR
51371543 4953#undef PERLVARA
d4cce5f1 4954#undef PERLVARI
3fe35a81 4955#undef PERLVARIC
27da23d5 4956#undef PERLVARISC
79072805 4957
f7fe979e 4958struct tempsym; /* defined in pp_pack.c */
49704364 4959
22239a37 4960#include "thread.h"
79072805 4961#include "pp.h"
864dbfa3
GS		 4962
4963#ifndef PERL_CALLCONV
a0c21aa1
JH		 4964# ifdef __cplusplus
4965# define PERL_CALLCONV extern "C"
4966# else
4967# define PERL_CALLCONV
4968# endif
d460ef45 4969#endif
0cb96387
GS		 4970#undef PERL_CKDEF
4971#undef PERL_PPDEF
0159f81b
JH		 4972#define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4973#define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
0cb96387 4974
158cfab6
JD		 4975#ifdef MYMALLOC
4976# include "malloc_ctl.h"
4977#endif
4978
7766f137 4979#include "proto.h"
864dbfa3 4980
0cb96387 4981/* this has structure inits, so it cannot be included before here */
acfe0abc 4982#include "opcode.h"
864dbfa3 4983
d4cce5f1
NIS		 4984/* The following must follow proto.h as #defines mess up syntax */
4985
22c35a8c
GS		 4986#if !defined(PERL_FOR_X2P)
4987# include "embedvar.h"
4988#endif
598921a7
NC		 4989#ifndef PERL_MAD
4990# undef PL_madskills
4991# undef PL_xmlfp
4992# define PL_madskills 0
4993# define PL_xmlfp 0
4994#endif
d4cce5f1 4995
d460ef45 4996/* Now include all the 'global' variables
d4cce5f1 4997 * If we don't have threads or multiple interpreters
d460ef45 4998 * these include variables that would have been their struct-s
d4cce5f1 4999 */
d460ef45 5000
533c011a 5001#define PERLVAR(var,type) EXT type PL_##var;
51371543 5002#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 5003#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
5004#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
27da23d5 5005#define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
d4cce5f1 5006
acfe0abc 5007#if !defined(MULTIPLICITY)
7766f137 5008START_EXTERN_C
066ef5b5 5009# include "intrpvar.h"
7766f137 5010END_EXTERN_C
22239a37
NIS		 5011#endif
5012
24792b8d
NC		 5013#ifdef PERL_CORE
5014/* All core uses now exterminated. Ensure no zombies can return: */
5015# undef PL_na
5016#endif
5017
acfe0abc 5018#if defined(WIN32)
66a93824 5019/* Now all the config stuff is setup we can include embed.h */
22c35a8c 5020# include "embed.h"
eb8433b7
NC		 5021# ifndef PERL_MAD
5022# undef op_getmad
b3f24c00 5023# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 5024# endif
acfe0abc 5025#endif
22239a37 5026
c5be433b
GS		 5027#ifndef PERL_GLOBAL_STRUCT
5028START_EXTERN_C
5029
5030# include "perlvars.h"
5031
5032END_EXTERN_C
5033#endif
5034
d4cce5f1 5035#undef PERLVAR
51371543 5036#undef PERLVARA
d4cce5f1 5037#undef PERLVARI
0f3f18a6 5038#undef PERLVARIC
79072805 5039
73c4f7a1
GS		 5040START_EXTERN_C
5041
bc028b6b
JH		 5042/* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5043 * magic vtables const, but this is incompatible with SWIG which
5044 * does want to modify the vtables. */
5045#ifdef PERL_GLOBAL_STRUCT_PRIVATE
5046# define EXT_MGVTBL EXTCONST MGVTBL
5047#else
5048# define EXT_MGVTBL EXT MGVTBL
5049#endif
5050
79072805 5051#ifdef DOINIT
bc028b6b 5052# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var = {a,b,c,d,e,f,g,h}
2664ba31 5053/* Like MGVTBL_SET but with the get magic having a const MG* */
bc028b6b 5054# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var \
2664ba31 5055 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4944113a 5056#else
bc028b6b
JH		 5057# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
5058# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4944113a
AL		 5059#endif
5060
abdc98d4
NC		 5061/* These all need to be 0, not NULL, as NULL can be (void*)0, which is a
5062 * pointer to data, whereas we're assigning pointers to functions, which are
5063 * not the same beast. ANSI doesn't allow the assignment from one to the other.
5064 * (although most, but not all, compilers are prepared to do it)
5065 */
4a75fa1a
DM		 5066
5067/* args are:
5068 vtable
5069 get
5070 set
5071 len
5072 clear
5073 free
5074 copy
5075 dup
5076 local
5077*/
5078
4944113a
AL		 5079MGVTBL_SET(
5080 PL_vtbl_sv,
ef69c8fc
BM		 5081 Perl_magic_get,
5082 Perl_magic_set,
5083 Perl_magic_len,
abdc98d4
NC		 5084 0,
5085 0,
5086 0,
5087 0,
5088 0
4944113a
AL		 5089);
5090
5091MGVTBL_SET(
5092 PL_vtbl_env,
abdc98d4 5093 0,
ef69c8fc 5094 Perl_magic_set_all_env,
abdc98d4 5095 0,
ef69c8fc 5096 Perl_magic_clear_all_env,
abdc98d4
NC		 5097 0,
5098 0,
5099 0,
5100 0
4944113a
AL		 5101);
5102
5103MGVTBL_SET(
5104 PL_vtbl_envelem,
abdc98d4 5105 0,
ef69c8fc 5106 Perl_magic_setenv,
abdc98d4 5107 0,
ef69c8fc 5108 Perl_magic_clearenv,
abdc98d4
NC		 5109 0,
5110 0,
5111 0,
5112 0
4944113a
AL		 5113);
5114
5115MGVTBL_SET(
5116 PL_vtbl_sig,
abdc98d4
NC		 5117 0,
5118 0,
5119 0,
5120 0,
5121 0,
5122 0,
5123 0,
5124 0
4944113a
AL		 5125);
5126
9ba75e3c 5127#ifdef PERL_MICRO
4944113a
AL		 5128MGVTBL_SET(
5129 PL_vtbl_sigelem,
abdc98d4
NC		 5130 0,
5131 0,
5132 0,
5133 0,
5134 0,
5135 0,
5136 0,
5137 0
9ba75e3c
DD		 5138);
5139
64ca3a65 5140#else
9ba75e3c
DD		 5141MGVTBL_SET(
5142 PL_vtbl_sigelem,
ef69c8fc
BM		 5143 Perl_magic_getsig,
5144 Perl_magic_setsig,
abdc98d4 5145 0,
ef69c8fc 5146 Perl_magic_clearsig,
abdc98d4
NC		 5147 0,
5148 0,
5149 0,
5150 0
4944113a 5151);
9ba75e3c 5152#endif
4944113a
AL		 5153
5154MGVTBL_SET(
5155 PL_vtbl_pack,
abdc98d4
NC		 5156 0,
5157 0,
ef69c8fc
BM		 5158 Perl_magic_sizepack,
5159 Perl_magic_wipepack,
abdc98d4
NC		 5160 0,
5161 0,
5162 0,
5163 0
4944113a
AL		 5164);
5165
5166MGVTBL_SET(
5167 PL_vtbl_packelem,
ef69c8fc
BM		 5168 Perl_magic_getpack,
5169 Perl_magic_setpack,
abdc98d4 5170 0,
ef69c8fc 5171 Perl_magic_clearpack,
abdc98d4
NC		 5172 0,
5173 0,
5174 0,
5175 0
4944113a
AL		 5176);
5177
5178MGVTBL_SET(
5179 PL_vtbl_dbline,
abdc98d4 5180 0,
ef69c8fc 5181 Perl_magic_setdbline,
abdc98d4
NC		 5182 0,
5183 0,
5184 0,
5185 0,
5186 0,
5187 0
4944113a
AL		 5188);
5189
5190MGVTBL_SET(
5191 PL_vtbl_isa,
abdc98d4 5192 0,
ef69c8fc 5193 Perl_magic_setisa,
abdc98d4 5194 0,
ef69c8fc 5195 Perl_magic_clearisa,
0fa56319 5196 0,
abdc98d4
NC		 5197 0,
5198 0,
5199 0
4944113a
AL		 5200);
5201
5202MGVTBL_SET(
5203 PL_vtbl_isaelem,
abdc98d4 5204 0,
ef69c8fc 5205 Perl_magic_setisa,
abdc98d4
NC		 5206 0,
5207 0,
5208 0,
5209 0,
5210 0,
5211 0
4944113a
AL		 5212);
5213
2e2109e1 5214MGVTBL_SET_CONST_MAGIC_GET(
4944113a 5215 PL_vtbl_arylen,
ef69c8fc
BM		 5216 Perl_magic_getarylen,
5217 Perl_magic_setarylen,
abdc98d4
NC		 5218 0,
5219 0,
5220 0,
5221 0,
5222 0,
5223 0
4944113a
AL		 5224);
5225
5226MGVTBL_SET(
83bf042f 5227 PL_vtbl_arylen_p,
abdc98d4
NC		 5228 0,
5229 0,
5230 0,
5231 0,
ef69c8fc 5232 Perl_magic_freearylen_p,
abdc98d4
NC		 5233 0,
5234 0,
5235 0
83bf042f
NC		 5236);
5237
5238MGVTBL_SET(
4944113a 5239 PL_vtbl_mglob,
abdc98d4 5240 0,
ef69c8fc 5241 Perl_magic_setmglob,
abdc98d4
NC		 5242 0,
5243 0,
5244 0,
5245 0,
5246 0,
5247 0
4944113a
AL		 5248);
5249
5250MGVTBL_SET(
5251 PL_vtbl_nkeys,
ef69c8fc
BM		 5252 Perl_magic_getnkeys,
5253 Perl_magic_setnkeys,
abdc98d4
NC		 5254 0,
5255 0,
5256 0,
5257 0,
5258 0,
5259 0
4944113a
AL		 5260);
5261
5262MGVTBL_SET(
5263 PL_vtbl_taint,
ef69c8fc
BM		 5264 Perl_magic_gettaint,
5265 Perl_magic_settaint,
abdc98d4
NC		 5266 0,
5267 0,
5268 0,
5269 0,
5270 0,
5271 0
4944113a
AL		 5272);
5273
5274MGVTBL_SET(
5275 PL_vtbl_substr,
ef69c8fc
BM		 5276 Perl_magic_getsubstr,
5277 Perl_magic_setsubstr,
abdc98d4
NC		 5278 0,
5279 0,
5280 0,
5281 0,
5282 0,
5283 0
4944113a
AL		 5284);
5285
5286MGVTBL_SET(
5287 PL_vtbl_vec,
ef69c8fc
BM		 5288 Perl_magic_getvec,
5289 Perl_magic_setvec,
abdc98d4
NC		 5290 0,
5291 0,
5292 0,
5293 0,
5294 0,
5295 0
4944113a
AL		 5296);
5297
5298MGVTBL_SET(
5299 PL_vtbl_pos,
ef69c8fc
BM		 5300 Perl_magic_getpos,
5301 Perl_magic_setpos,
abdc98d4
NC		 5302 0,
5303 0,
5304 0,
5305 0,
5306 0,
5307 0
4944113a
AL		 5308);
5309
5310MGVTBL_SET(
5311 PL_vtbl_bm,
abdc98d4 5312 0,
ef69c8fc 5313 Perl_magic_setregexp,
abdc98d4
NC		 5314 0,
5315 0,
5316 0,
5317 0,
5318 0,
5319 0
4944113a
AL		 5320);
5321
5322MGVTBL_SET(
5323 PL_vtbl_fm,
abdc98d4 5324 0,
ef69c8fc 5325 Perl_magic_setregexp,
abdc98d4
NC		 5326 0,
5327 0,
5328 0,
5329 0,
5330 0,
5331 0
4944113a
AL		 5332);
5333
5334MGVTBL_SET(
5335 PL_vtbl_uvar,
ef69c8fc
BM		 5336 Perl_magic_getuvar,
5337 Perl_magic_setuvar,
abdc98d4
NC		 5338 0,
5339 0,
5340 0,
5341 0,
5342 0,
5343 0
4944113a
AL		 5344);
5345
5346MGVTBL_SET(
5347 PL_vtbl_defelem,
ef69c8fc
BM		 5348 Perl_magic_getdefelem,
5349 Perl_magic_setdefelem,
abdc98d4
NC		 5350 0,
5351 0,
5352 0,
5353 0,
5354 0,
5355 0
4944113a
AL		 5356);
5357
5358MGVTBL_SET(
5359 PL_vtbl_regexp,
abdc98d4 5360 0,
ef69c8fc 5361 Perl_magic_setregexp,
abdc98d4
NC		 5362 0,
5363 0,
288b8c02 5364 0,
abdc98d4
NC		 5365 0,
5366 0,
5367 0
4944113a
AL		 5368);
5369
5370MGVTBL_SET(
5371 PL_vtbl_regdata,
abdc98d4
NC		 5372 0,
5373 0,
ef69c8fc 5374 Perl_magic_regdata_cnt,
abdc98d4
NC		 5375 0,
5376 0,
5377 0,
5378 0,
5379 0
4944113a
AL		 5380);
5381
5382MGVTBL_SET(
5383 PL_vtbl_regdatum,
ef69c8fc
BM		 5384 Perl_magic_regdatum_get,
5385 Perl_magic_regdatum_set,
abdc98d4
NC		 5386 0,
5387 0,
5388 0,
5389 0,
5390 0,
5391 0
4944113a
AL		 5392);
5393
5394MGVTBL_SET(
5395 PL_vtbl_amagic,
abdc98d4 5396 0,
ef69c8fc 5397 Perl_magic_setamagic,
abdc98d4
NC		 5398 0,
5399 0,
ef69c8fc 5400 Perl_magic_setamagic,
abdc98d4
NC		 5401 0,
5402 0,
5403 0
4944113a
AL		 5404);
5405
5406MGVTBL_SET(
5407 PL_vtbl_amagicelem,
abdc98d4 5408 0,
ef69c8fc 5409 Perl_magic_setamagic,
abdc98d4
NC		 5410 0,
5411 0,
ef69c8fc 5412 Perl_magic_setamagic,
abdc98d4
NC		 5413 0,
5414 0,
5415 0
4944113a
AL		 5416);
5417
5418MGVTBL_SET(
5419 PL_vtbl_backref,
abdc98d4
NC		 5420 0,
5421 0,
5422 0,
5423 0,
ef69c8fc 5424 Perl_magic_killbackrefs,
abdc98d4
NC		 5425 0,
5426 0,
5427 0
4944113a
AL		 5428);
5429
5430MGVTBL_SET(
5431 PL_vtbl_ovrld,
abdc98d4
NC		 5432 0,
5433 0,
5434 0,
5435 0,
ef69c8fc 5436 Perl_magic_freeovrld,
abdc98d4
NC		 5437 0,
5438 0,
5439 0
4944113a
AL		 5440);
5441
5442MGVTBL_SET(
5443 PL_vtbl_utf8,
abdc98d4 5444 0,
ef69c8fc 5445 Perl_magic_setutf8,
abdc98d4
NC		 5446 0,
5447 0,
5448 0,
5449 0,
5450 0,
5451 0
4944113a 5452);
36477c24 5453#ifdef USE_LOCALE_COLLATE
4944113a
AL		 5454MGVTBL_SET(
5455 PL_vtbl_collxfrm,
abdc98d4 5456 0,
ef69c8fc 5457 Perl_magic_setcollxfrm,
abdc98d4
NC		 5458 0,
5459 0,
5460 0,
5461 0,
5462 0,
5463 0
4944113a 5464);
bbce6d69 5465#endif
a0d0e21e 5466
b3ca2e83
NC		 5467MGVTBL_SET(
5468 PL_vtbl_hintselem,
abdc98d4 5469 0,
ef69c8fc 5470 Perl_magic_sethint,
abdc98d4 5471 0,
ef69c8fc 5472 Perl_magic_clearhint,
abdc98d4
NC		 5473 0,
5474 0,
5475 0,
5476 0
b3ca2e83
NC		 5477);
5478
f747ebd6
Z		 5479MGVTBL_SET(
5480 PL_vtbl_hints,
5481 0,
5482 0,
5483 0,
ef69c8fc 5484 Perl_magic_clearhints,
f747ebd6
Z		 5485 0,
5486 0,
5487 0,
5488 0
5489);
5490
bab3dc31 5491#include "overload.h"
a0d0e21e 5492
73c4f7a1
GS		 5493END_EXTERN_C
5494
a6006777 5495struct am_table {
8175493d 5496 U32 flags;
eb160463 5497 U32 was_ok_sub;
a0d0e21e 5498 long was_ok_am;
a0d0e21e 5499 long fallback;
9bd87817 5500 CV* table[NofAMmeth];
a0d0e21e 5501};
a6006777 5502struct am_table_short {
8175493d 5503 U32 flags;
eb160463 5504 U32 was_ok_sub;
a6006777 5505 long was_ok_am;
a6006777 5506};
a0d0e21e 5507typedef struct am_table AMT;
a6006777 5508typedef struct am_table_short AMTS;
a0d0e21e
LW		 5509
5510#define AMGfallNEVER 1
5511#define AMGfallNO 2
5512#define AMGfallYES 3
5513
a6006777 5514#define AMTf_AMAGIC 1
32251b26 5515#define AMTf_OVERLOADED 2
a6006777 5516#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5517#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5518#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 5519#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5520#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5521#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 5522
32251b26 5523#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 5524
5525/*
5526 * some compilers like to redefine cos et alia as faster
5527 * (and less accurate?) versions called F_cos et cetera (Quidquid
5528 * latine dictum sit, altum viditur.) This trick collides with
5529 * the Perl overloading (amg). The following #defines fool both.
5530 */
5531
5532#ifdef _FASTMATH
5533# ifdef atan2
5534# define F_atan2_amg atan2_amg
5535# endif
5536# ifdef cos
5537# define F_cos_amg cos_amg
5538# endif
5539# ifdef exp
5540# define F_exp_amg exp_amg
5541# endif
5542# ifdef log
5543# define F_log_amg log_amg
5544# endif
5545# ifdef pow
5546# define F_pow_amg pow_amg
5547# endif
5548# ifdef sin
5549# define F_sin_amg sin_amg
5550# endif
5551# ifdef sqrt
5552# define F_sqrt_amg sqrt_amg
5553# endif
5554#endif /* _FASTMATH */
5555
83ee9e09
GS		 5556#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5557 PERLDBf_NOOPT | PERLDBf_INTER | \
5558 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
b8fcbefe
NC		 5559 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5560 PERLDBf_SAVESRC)
925cfbb8 5561 /* No _NONAME, _GOTO */
83ee9e09
GS		 5562#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5563#define PERLDBf_LINE 0x02 /* Keep line # */
5564#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5565#define PERLDBf_INTER 0x08 /* Preserve more data for
5566 later inspections */
5567#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5568#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5569#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5570#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5571#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5572#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
b8fcbefe 5573#define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
c30d8139
NC		 5574#define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subrouties */
5575#define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
84902520 5576
3280af22
NIS		 5577#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5578#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5579#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5580#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5581#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5582#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5583#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5584#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 5585#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5586#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
b8fcbefe 5587#define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
c30d8139
NC		 5588#define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5589#define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
bbce6d69 5590
36477c24 5591#ifdef USE_LOCALE_NUMERIC
bbce6d69 5592
36477c24 5593#define SET_NUMERIC_STANDARD() \
ff4fed7c 5594 set_numeric_standard();
36477c24 5595
5596#define SET_NUMERIC_LOCAL() \
ff4fed7c 5597 set_numeric_local();
bbce6d69 5598
a98fe34d 5599#define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
2de3dbcc
JH		 5600#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5601
5602#define IN_LOCALE \
923e4eb5 5603 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
2de3dbcc 5604
f93f4e46 5605#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 5606 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 5607 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 5608
5609#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 5610 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 5611 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 5612
5613#define RESTORE_NUMERIC_LOCAL() \
5614 if (was_local) SET_NUMERIC_LOCAL();
5615
5616#define RESTORE_NUMERIC_STANDARD() \
5617 if (was_standard) SET_NUMERIC_STANDARD();
5618
5b877257 5619#define Atof my_atof
097ee67d 5620
36477c24 5621#else /* !USE_LOCALE_NUMERIC */
bbce6d69 5622
097ee67d
JH		 5623#define SET_NUMERIC_STANDARD() /**/
5624#define SET_NUMERIC_LOCAL() /**/
5e931b6b 5625#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 5626#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5627#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 5628#define RESTORE_NUMERIC_LOCAL() /**/
5629#define RESTORE_NUMERIC_STANDARD() /**/
2cdc7fd1 5630#define Atof my_atof
ad3e0f90 5631#define IN_LOCALE_RUNTIME 0
bbce6d69 5632
36477c24 5633#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 5634
079290de 5635#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5636# ifdef __hpux
5637# define strtoll __strtoll /* secret handshake */
5638# endif
c623ac67
GS		 5639# ifdef WIN64
5640# define strtoll _strtoi64 /* secret handshake */
5641# endif
079290de
GS		 5642# if !defined(Strtol) && defined(HAS_STRTOLL)
5643# define Strtol strtoll
ad551343 5644# endif
28e5dec8
JH		 5645# if !defined(Strtol) && defined(HAS_STRTOQ)
5646# define Strtol strtoq
5647# endif
ff935051 5648/* is there atoq() anywhere? */
15b99d39 5649#endif
079290de
GS		 5650#if !defined(Strtol) && defined(HAS_STRTOL)
5651# define Strtol strtol
5652#endif
5653#ifndef Atol
5654/* It would be more fashionable to use Strtol() to define atol()
5655 * (as is done for Atoul(), see below) but for backward compatibility
5656 * we just assume atol(). */
76b882ba 5657# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
c623ac67
GS		 5658# ifdef WIN64
5659# define atoll _atoi64 /* secret handshake */
5660# endif
76b882ba
JH		 5661# define Atol atoll
5662# else
5663# define Atol atol
5664# endif
cf2093f6
JH		 5665#endif
5666
55eb892c 5667#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5668# ifdef __hpux
5669# define strtoull __strtoull /* secret handshake */
5670# endif
c623ac67
GS		 5671# ifdef WIN64
5672# define strtoull _strtoui64 /* secret handshake */
5673# endif
ad551343 5674# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 5675# define Strtoul strtoull
15b99d39 5676# endif
079290de
GS		 5677# if !defined(Strtoul) && defined(HAS_STRTOUQ)
5678# define Strtoul strtouq
5679# endif
76d49b1c 5680/* is there atouq() anywhere? */
ad551343 5681#endif
079290de
GS		 5682#if !defined(Strtoul) && defined(HAS_STRTOUL)
5683# define Strtoul strtoul
cf2093f6 5684#endif
a5523c5b
JH		 5685#if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5686# define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5687#endif
079290de 5688#ifndef Atoul
d4c19fe8 5689# define Atoul(s) Strtoul(s, NULL, 10)
55eb892c 5690#endif
cf2093f6 5691
760ac839 5692
06d86050
GS		 5693/* if these never got defined, they need defaults */
5694#ifndef PERL_SET_CONTEXT
5695# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5696#endif
5697
5698#ifndef PERL_GET_CONTEXT
5699# define PERL_GET_CONTEXT PERL_GET_INTERP
5700#endif
5701
5702#ifndef PERL_GET_THX
5703# define PERL_GET_THX ((void*)NULL)
5704#endif
5705
5706#ifndef PERL_SET_THX
5707# define PERL_SET_THX(t) NOOP
5708#endif
5709
a868473f
NIS		 5710#ifndef PERL_SCRIPT_MODE
5711#define PERL_SCRIPT_MODE "r"
5712#endif
5713
fba3b22e 5714/*
da927450
JH		 5715 * Some operating systems are stingy with stack allocation,
5716 * so perl may have to guard against stack overflow.
5717 */
5718#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 5719#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 5720#endif
5721
5722/*
5723 * Some nonpreemptive operating systems find it convenient to
5724 * check for asynchronous conditions after each op execution.
5725 * Keep this check simple, or it may slow down execution
5726 * massively.
5727 */
ce08f86c 5728
1d615522 5729#ifndef PERL_MICRO
4ffa73a3 5730# ifndef PERL_ASYNC_CHECK
16c91539 5731# define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
4ffa73a3 5732# endif
ce08f86c
NIS		 5733#endif
5734
da927450 5735#ifndef PERL_ASYNC_CHECK
1d615522 5736# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 5737#endif
5738
5739/*
5740 * On some operating systems, a memory allocation may succeed,
5741 * but put the process too close to the system's comfort limit.
5742 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5743 * it to NULL.
5744 */
5745#ifndef PERL_ALLOC_CHECK
c2af87cb 5746#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 5747#endif
5748
bd89102f
AD		 5749#ifdef HAS_SEM
5750# include <sys/ipc.h>
5751# include <sys/sem.h>
5752# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5753 union semun {
dbba660d
TC		 5754 int val;
5755 struct semid_ds *buf;
5756 unsigned short *array;
bd89102f
AD		 5757 };
5758# endif
5759# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 5760# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5761 union gccbug_semun {
5762 int val;
5763 struct semid_ds *buf;
5764 unsigned short *array;
5765 char __dummy[5];
5766 };
5767# define semun gccbug_semun
5768# endif
bd89102f
AD		 5769# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5770# else
5771# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 5772# ifdef EXTRA_F_IN_SEMUN_BUF
5773# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5774# else
5775# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5776# endif
bd89102f
AD		 5777# endif
5778# endif
bd89102f 5779#endif
49f531da 5780
89ca4ac7
JH		 5781/*
5782 * Boilerplate macros for initializing and accessing interpreter-local
5783 * data from C. All statics in extensions should be reworked to use
7588b095
JH		 5784 * this, if you want to make the extension thread-safe. See
5785 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5786 * and perlxs.pod for more.
89ca4ac7
JH		 5787 *
5788 * Code that uses these macros is responsible for the following:
43a739c2
JH		 5789 * 1. #define MY_CXT_KEY to a unique string, e.g.
5790 * "DynaLoader::_guts" XS_VERSION
f16dd614 5791 * XXX in the current implementation, this string is ignored.
89ca4ac7
JH		 5792 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5793 * all the data that needs to be interpreter-local.
5794 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5795 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5796 * (typically put in the BOOT: section).
5797 * 5. Use the members of the my_cxt_t structure everywhere as
5798 * MY_CXT.member.
5799 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5800 * access MY_CXT.
5801 */
5802
fc958cd2 5803#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7 5804
4eddb856 5805/* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
53d44271
JH		 5806 * right after the definition (i.e. at file scope). The non-threads
5807 * case below uses it to declare the data as static. */
00ab59c9
DM		 5808# ifdef PERL_GLOBAL_STRUCT_PRIVATE
5809# define START_MY_CXT
5810# define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5811# define MY_CXT_INIT_ARG MY_CXT_KEY
5812# else
5813# define START_MY_CXT static int my_cxt_index = -1;
5814# define MY_CXT_INDEX my_cxt_index
5815# define MY_CXT_INIT_ARG &my_cxt_index
5816# endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
53d44271
JH		 5817
5818/* Creates and zeroes the per-interpreter data.
5819 * (We allocate my_cxtp in a Perl SV so that it will be released when
5820 * the interpreter goes away.) */
00ab59c9 5821# define MY_CXT_INIT \
53d44271 5822 my_cxt_t *my_cxtp = \
27cbf00a 5823 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t))
00ab59c9 5824# define MY_CXT_INIT_INTERP(my_perl) \
53d44271 5825 my_cxt_t *my_cxtp = \
27cbf00a 5826 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t))
53d44271
JH		 5827
5828/* This declaration should be used within all functions that use the
5829 * interpreter-local data. */
00ab59c9 5830# define dMY_CXT \
53d44271 5831 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
00ab59c9 5832# define dMY_CXT_INTERP(my_perl) \
53d44271
JH		 5833 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5834
5835/* Clones the per-interpreter data. */
00ab59c9 5836# define MY_CXT_CLONE \
53d44271
JH		 5837 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5838 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5839 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5840
53d44271 5841
89ca4ac7
JH		 5842/* This macro must be used to access members of the my_cxt_t structure.
5843 * e.g. MYCXT.some_data */
00ab59c9 5844# define MY_CXT (*my_cxtp)
89ca4ac7
JH		 5845
5846/* Judicious use of these macros can reduce the number of times dMY_CXT
5847 * is used. Use is similar to pTHX, aTHX etc. */
00ab59c9
DM		 5848# define pMY_CXT my_cxt_t *my_cxtp
5849# define pMY_CXT_ pMY_CXT,
5850# define _pMY_CXT ,pMY_CXT
5851# define aMY_CXT my_cxtp
5852# define aMY_CXT_ aMY_CXT,
5853# define _aMY_CXT ,aMY_CXT
89ca4ac7 5854
f16dd614 5855#else /* PERL_IMPLICIT_CONTEXT */
89ca4ac7 5856
00ab59c9
DM		 5857# define START_MY_CXT static my_cxt_t my_cxt;
5858# define dMY_CXT_SV dNOOP
5859# define dMY_CXT dNOOP
5860# define dMY_CXT_INTERP(my_perl) dNOOP
5861# define MY_CXT_INIT NOOP
5862# define MY_CXT_CLONE NOOP
5863# define MY_CXT my_cxt
5864
5865# define pMY_CXT void
5866# define pMY_CXT_
5867# define _pMY_CXT
5868# define aMY_CXT
5869# define aMY_CXT_
5870# define _aMY_CXT
89ca4ac7 5871
f16dd614 5872#endif /* !defined(PERL_IMPLICIT_CONTEXT) */
89ca4ac7 5873
9a34ef1d
GS		 5874#ifdef I_FCNTL
5875# include <fcntl.h>
9a34ef1d
GS		 5876#endif
5877
9cffb111
OS		 5878#ifdef __Lynx__
5879# include <fcntl.h>
5880#endif
5881
9a34ef1d
GS		 5882#ifdef I_SYS_FILE
5883# include <sys/file.h>
5884#endif
5885
fa0a29af 5886#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 5887int flock(int fd, int op);
5888#endif
5889
fe52b3b7
GS		 5890#ifndef O_RDONLY
5891/* Assume UNIX defaults */
5892# define O_RDONLY 0000
5893# define O_WRONLY 0001
5894# define O_RDWR 0002
5895# define O_CREAT 0100
5896#endif
9a34ef1d 5897
16fe6d59
GS		 5898#ifndef O_BINARY
5899# define O_BINARY 0
5900#endif
5901
5902#ifndef O_TEXT
5903# define O_TEXT 0
5904#endif
5905
6ce75a77
JH		 5906#if O_TEXT != O_BINARY
5907 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5908 * that is, you are somehow DOSish. */
df00ff3b
IW		 5909# if defined(__BEOS__) || defined(__HAIKU__) || defined(__VOS__) || \
5910 defined(__CYGWIN__)
5911 /* BeOS/Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5912 * BeOS/Haiku is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 5913 /* VOS has O_TEXT != O_BINARY, and they have effect,
5914 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 5915 /* If you have O_TEXT different from your O_BINARY but you still are
5916 * not a CRLF shop. */
35990314 5917# undef PERLIO_USING_CRLF
ec53fe4f
JH		 5918# else
5919 /* If you really are DOSish. */
5920# define PERLIO_USING_CRLF 1
6ce75a77
JH		 5921# endif
5922#endif
5923
4bc88a62
PS		 5924#ifdef I_LIBUTIL
5925# include <libutil.h> /* setproctitle() in some FreeBSDs */
5926#endif
5927
b4748376 5928#ifndef EXEC_ARGV_CAST
360ea906 5929#define EXEC_ARGV_CAST(x) (char **)x
b4748376
NIS		 5930#endif
5931
dd5dc04f
JH		 5932#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5933 int). value returned in pointed-
5934 to UV */
5935#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5936#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5937#define IS_NUMBER_NEG 0x08 /* leading minus sign */
5938#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 5939#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 5940
5941#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5942
53305cf1
NC		 5943/* Input flags: */
5944#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 5945#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
94dd8549 5946#define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
53305cf1
NC		 5947/* Output flags: */
5948#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5949
2c4f7f0e
DM		 5950/* to let user control profiling */
5951#ifdef PERL_GPROF_CONTROL
5952extern void moncontrol(int);
5953#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5954#else
5955#define PERL_GPROF_MONCONTROL(x)
5956#endif
5957
ae0e3d3b
JH		 5958#ifdef UNDER_CE
5959#include "wince.h"
5960#endif
5961
5962/* ISO 6429 NEL - C1 control NExt Line */
5963/* See http://www.unicode.org/unicode/reports/tr13/ */
5964#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5965# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5966# define NEXT_LINE_CHAR 0x15
5967# else /* CDRA */
5968# define NEXT_LINE_CHAR 0x25
5969# endif
5970#else
5971# define NEXT_LINE_CHAR 0x85
5972#endif
5973
5974/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5975#define UNICODE_LINE_SEPA_0 0xE2
5976#define UNICODE_LINE_SEPA_1 0x80
5977#define UNICODE_LINE_SEPA_2 0xA8
5978#define UNICODE_PARA_SEPA_0 0xE2
5979#define UNICODE_PARA_SEPA_1 0x80
5980#define UNICODE_PARA_SEPA_2 0xA9
5981
479b2847
GS		 5982#ifndef PIPESOCK_MODE
5983# define PIPESOCK_MODE
5984#endif
5985
460c8493
IZ		 5986#ifndef SOCKET_OPEN_MODE
5987# define SOCKET_OPEN_MODE PIPESOCK_MODE
5988#endif
5989
5990#ifndef PIPE_OPEN_MODE
5991# define PIPE_OPEN_MODE PIPESOCK_MODE
5992#endif
5993
7e8c5dac
HS		 5994#define PERL_MAGIC_UTF8_CACHESIZE 2
5995
a05d7ebb
JH		 5996#define PERL_UNICODE_STDIN_FLAG 0x0001
5997#define PERL_UNICODE_STDOUT_FLAG 0x0002
5998#define PERL_UNICODE_STDERR_FLAG 0x0004
a05d7ebb
JH		 5999#define PERL_UNICODE_IN_FLAG 0x0008
6000#define PERL_UNICODE_OUT_FLAG 0x0010
06e66572 6001#define PERL_UNICODE_ARGV_FLAG 0x0020
a05d7ebb
JH		 6002#define PERL_UNICODE_LOCALE_FLAG 0x0040
6003#define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5a22a2bb 6004#define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
a05d7ebb 6005
06e66572
JH		 6006#define PERL_UNICODE_STD_FLAG \
6007 (PERL_UNICODE_STDIN_FLAG | \
6008 PERL_UNICODE_STDOUT_FLAG | \
6009 PERL_UNICODE_STDERR_FLAG)
6010
6011#define PERL_UNICODE_INOUT_FLAG \
6012 (PERL_UNICODE_IN_FLAG | \
6013 PERL_UNICODE_OUT_FLAG)
6014
6015#define PERL_UNICODE_DEFAULT_FLAGS \
a05d7ebb
JH		 6016 (PERL_UNICODE_STD_FLAG | \
6017 PERL_UNICODE_INOUT_FLAG | \
6018 PERL_UNICODE_LOCALE_FLAG)
6019
5a22a2bb 6020#define PERL_UNICODE_ALL_FLAGS 0x01ff
a05d7ebb
JH		 6021
6022#define PERL_UNICODE_STDIN 'I'
6023#define PERL_UNICODE_STDOUT 'O'
6024#define PERL_UNICODE_STDERR 'E'
6025#define PERL_UNICODE_STD 'S'
6026#define PERL_UNICODE_IN 'i'
6027#define PERL_UNICODE_OUT 'o'
6028#define PERL_UNICODE_INOUT 'D'
6029#define PERL_UNICODE_ARGV 'A'
6030#define PERL_UNICODE_LOCALE 'L'
6031#define PERL_UNICODE_WIDESYSCALLS 'W'
5a22a2bb 6032#define PERL_UNICODE_UTF8CACHEASSERT 'a'
a05d7ebb 6033
4ffa73a3
JH		 6034#define PERL_SIGNALS_UNSAFE_FLAG 0x0001
6035
16bd9a85
JH		 6036/* From sigaction(2) (FreeBSD man page):
6037 * | Signal routines normally execute with the signal that
6038 * | caused their invocation blocked, but other signals may
6039 * | yet occur.
6040 * Emulation of this behavior (from within Perl) is enabled
6041 * by defining PERL_BLOCK_SIGNALS.
6042 */
6043#define PERL_BLOCK_SIGNALS
6044
6045#if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
6046# define PERL_BLOCKSIG_ADD(set,sig) \
6047 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
6048# define PERL_BLOCKSIG_BLOCK(set) \
6049 sigprocmask(SIG_BLOCK, &(set), NULL)
6050# define PERL_BLOCKSIG_UNBLOCK(set) \
6051 sigprocmask(SIG_UNBLOCK, &(set), NULL)
6052#endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
6053
6054/* How about the old style of sigblock()? */
6055
6056#ifndef PERL_BLOCKSIG_ADD
6057# define PERL_BLOCKSIG_ADD(set, sig) NOOP
6058#endif
6059#ifndef PERL_BLOCKSIG_BLOCK
6060# define PERL_BLOCKSIG_BLOCK(set) NOOP
6061#endif
2bfba5f0 6062#ifndef PERL_BLOCKSIG_UNBLOCK
16bd9a85
JH		 6063# define PERL_BLOCKSIG_UNBLOCK(set) NOOP
6064#endif
6065
32fdb065 6066/* Use instead of abs() since abs() forces its argument to be an int,
56c380de 6067 * but also beware since this evaluates its argument twice, so no x++. */
32fdb065
JH		 6068#define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
6069
3c0f78ca
JH		 6070#if defined(__DECC) && defined(__osf__)
6071#pragma message disable (mainparm) /* Perl uses the envp in main(). */
24801a4b
JH		 6072#endif
6073
e4dba786
NC		 6074#define do_open(g, n, l, a, rm, rp, sf) \
6075 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
9555a685 6076#ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
711aba4c 6077# define do_exec(cmd) do_exec3(cmd,0,0)
a9f96b3f 6078#endif
15871fce
NC		 6079#ifdef OS2
6080# define do_aexec Perl_do_aexec
6081#else
6082# define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
9555a685 6083#endif
e4dba786 6084
2f3efc97
JH		 6085#if defined(OEMVS)
6086#define NO_ENV_ARRAY_IN_MAIN
6087#endif
6088
00f254e2
KW		 6089/* These are used by Perl_pv_escape() and Perl_pv_pretty()
6090 * are here so that they are available throughout the core
10edeb5d
JH		 6091 * NOTE that even though some are for _escape and some for _pretty
6092 * there must not be any clashes as the flags from _pretty are
6093 * passed straight through to _escape.
6094 */
6095
6096#define PERL_PV_ESCAPE_QUOTE 0x0001
6097#define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
6098
95b611b0 6099#define PERL_PV_PRETTY_ELLIPSES 0x0002
10edeb5d
JH		 6100#define PERL_PV_PRETTY_LTGT 0x0004
6101
6102#define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
6103
00f254e2 6104#define PERL_PV_ESCAPE_UNI 0x0100
10edeb5d
JH		 6105#define PERL_PV_ESCAPE_UNI_DETECT 0x0200
6106
6107#define PERL_PV_ESCAPE_ALL 0x1000
6108#define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
6109#define PERL_PV_ESCAPE_NOCLEAR 0x4000
44a2ac75 6110#define PERL_PV_ESCAPE_RE 0x8000
10edeb5d 6111
881a015e
NC		 6112#define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
6113
10edeb5d 6114/* used by pv_display in dump.c*/
95b611b0
RGS		 6115#define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
6116#define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE
10edeb5d
JH		 6117
6118/*
6119
6120 (KEEP THIS LAST IN perl.h!)
6121
6122 Mention
d460ef45 6123
43999f95 6124 NV_PRESERVES_UV
fe749a9f 6125
fe749a9f
JH		 6126 HAS_MKSTEMP
6127 HAS_MKSTEMPS
6128 HAS_MKDTEMP
6129
49dabb45
JH		 6130 HAS_GETCWD
6131
d59b5429 6132 HAS_MMAP
fe749a9f
JH		 6133 HAS_MPROTECT
6134 HAS_MSYNC
1e8c3fde 6135 HAS_MADVISE
fe749a9f
JH		 6136 HAS_MUNMAP
6137 I_SYSMMAN
6138 Mmap_t
6139
6b4667fc
A		 6140 NVef
6141 NVff
6142 NVgf
6143
4e0554ec 6144 HAS_UALARM
2d736872 6145 HAS_USLEEP
4e0554ec
JH		 6146
6147 HAS_SETITIMER
6148 HAS_GETITIMER
6149
6150 HAS_SENDMSG
6151 HAS_RECVMSG
6152 HAS_READV
6153 HAS_WRITEV
6154 I_SYSUIO
6155 HAS_STRUCT_MSGHDR
6156 HAS_STRUCT_CMSGHDR
6157
2765b840 6158 HAS_NL_LANGINFO
0a7020c9 6159
ae0e3d3b 6160 HAS_DIRFD
2765b840 6161
10edeb5d 6162 so that Configure picks them up.
ab3bbdeb 6163
10edeb5d 6164 (KEEP THIS LAST IN perl.h!)
3df15adc 6165
10edeb5d 6166*/
3df15adc 6167
85e6fe83 6168#endif /* Include guard */
e9a8c099
MHM		 6169
6170/*
6171 * Local variables:
6172 * c-indentation-style: bsd
6173 * c-basic-offset: 4
6174 * indent-tabs-mode: t
6175 * End:
6176 *
6177 * ex: set ts=8 sts=4 sw=4 noet:
6178 */
Unnamed repository; edit this file 'description' to name the repository.