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
fix 'might be used uninitialized' in PerlIO_tmpfile
[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
GS		 212#define STATIC static
213#define CPERLscope(x) x
565764a8 214#define CPERLarg void
76e3520e 215#define CPERLarg_
e3b8966e 216#define _CPERLarg
1d583055
GS		 217#define PERL_OBJECT_THIS
218#define _PERL_OBJECT_THIS
219#define PERL_OBJECT_THIS_
312caa8e 220#define CALL_FPTR(fptr) (*fptr)
76e3520e 221
312caa8e 222#define CALLRUNOPS CALL_FPTR(PL_runops)
f9f4320a 223
3ab4a224 224#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
f9f4320a 225
3ab4a224
AB		 226#define CALLREGCOMP_ENG(prog, sv, flags) \
227 CALL_FPTR(((prog)->comp))(aTHX_ sv, flags)
f9f4320a 228#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
07bc277f 229 CALL_FPTR(RX_ENGINE(prog)->exec)(aTHX_ (prog),(stringarg),(strend), \
f9f4320a
YO		 230 (strbeg),(minend),(screamer),(data),(flags))
231#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
07bc277f 232 CALL_FPTR(RX_ENGINE(prog)->intuit)(aTHX_ (prog), (sv), (strpos), \
f9f4320a
YO		 233 (strend),(flags),(data))
234#define CALLREG_INTUIT_STRING(prog) \
07bc277f 235 CALL_FPTR(RX_ENGINE(prog)->checkstr)(aTHX_ (prog))
f8149455 236
f8149455
YO		 237#define CALLREGFREE(prog) \
238 Perl_pregfree(aTHX_ (prog))
239
240#define CALLREGFREE_PVT(prog) \
07bc277f 241 if(prog) CALL_FPTR(RX_ENGINE(prog)->free)(aTHX_ (prog))
f8149455 242
2fdbfb4d 243#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
07bc277f 244 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_FETCH)(aTHX_ (rx),(paren),(usesv))
93b32b6d 245
2fdbfb4d 246#define CALLREG_NUMBUF_STORE(rx,paren,value) \
07bc277f 247 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_STORE)(aTHX_ (rx),(paren),(value))
2fdbfb4d
AB		 248
249#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
07bc277f 250 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_LENGTH)(aTHX_ (rx),(sv),(paren))
2fdbfb4d 251
192b9cd1 252#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
07bc277f 253 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
192b9cd1
AB		 254
255#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
07bc277f 256 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
192b9cd1
AB		 257
258#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
07bc277f 259 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
192b9cd1
AB		 260
261#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
07bc277f 262 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
192b9cd1
AB		 263
264#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
07bc277f 265 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
192b9cd1
AB		 266
267#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
07bc277f 268 CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
192b9cd1
AB		 269
270#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
07bc277f 271 CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
192b9cd1
AB		 272
273#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
07bc277f 274 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
192b9cd1
AB		 275
276#define CALLREG_NAMED_BUFF_COUNT(rx) \
07bc277f 277 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
192b9cd1
AB		 278
279#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
07bc277f 280 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, flags)
93b32b6d 281
49d7dfbc 282#define CALLREG_PACKAGE(rx) \
07bc277f 283 CALL_FPTR(RX_ENGINE(rx)->qr_package)(aTHX_ (rx))
93b32b6d 284
00f254e2 285#if defined(USE_ITHREADS)
f9f4320a 286#define CALLREGDUPE(prog,param) \
f8149455
YO		 287 Perl_re_dup(aTHX_ (prog),(param))
288
289#define CALLREGDUPE_PVT(prog,param) \
07bc277f 290 (prog ? CALL_FPTR(RX_ENGINE(prog)->dupe)(aTHX_ (prog),(param)) \
00f254e2 291 : (REGEXP *)NULL)
f9f4320a 292#endif
14dd3ad8 293
a20207d7 294
bcdf7404 295
a20207d7
YO		 296
297
5ba4cab2
SH		 298/*
299 * Because of backward compatibility reasons the PERL_UNUSED_DECL
300 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
301 *
302 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 303 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
SH		 304 * marking unused variables (they need e.g. a #pragma) and therefore
305 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
306 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
307 *
308 */
1266ad8c 309
9969cdde 310#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 311# ifdef __cplusplus
5ba4cab2 312# define PERL_UNUSED_DECL
5b2bd0a5 313# else
5ba4cab2 314# define PERL_UNUSED_DECL __attribute__((unused))
5b2bd0a5
AMS		 315# endif
316#endif
44dbb695 317
5b2bd0a5 318#ifndef PERL_UNUSED_DECL
34659ad4 319# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 320# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 321# else
5ba4cab2 322# define PERL_UNUSED_DECL
b79c357a 323# endif
5b2bd0a5 324#endif
00f254e2 325
349b520e
DM		 326/* gcc -Wall:
327 * for silencing unused variables that are actually used most of the time,
a0288114 328 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 329 */
53c1dcc0 330#ifndef PERL_UNUSED_ARG
c99ffe5e 331# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 332# include <note.h>
53c1dcc0 333# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 334# else
53c1dcc0 335# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL		 336# endif
337#endif
53c1dcc0
AL		 338#ifndef PERL_UNUSED_VAR
339# define PERL_UNUSED_VAR(x) ((void)x)
340#endif
ad73156c 341
96a5add6
AL		 342#ifdef USE_ITHREADS
343# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
344#else
345# define PERL_UNUSED_CONTEXT
346#endif
347
6f207bd3 348#define NOOP /*EMPTY*/(void)0
6b484a99
JH		 349#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
350#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
351#else
6f207bd3 352#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
6b484a99 353#endif
71be2cbc 354
0cb96387 355#ifndef pTHX
e8dda941
JD		 356/* Don't bother defining tTHX and sTHX; using them outside
357 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
358 */
0cb96387
GS		 359# define pTHX void
360# define pTHX_
0cb96387
GS		 361# define aTHX
362# define aTHX_
0cb96387
GS		 363# define dTHXa(a) dNOOP
364# define dTHX dNOOP
894356b3
GS		 365# define pTHX_1 1
366# define pTHX_2 2
367# define pTHX_3 3
368# define pTHX_4 4
3d42dc86
RGS		 369# define pTHX_5 5
370# define pTHX_6 6
a3b680e6
AL		 371# define pTHX_7 7
372# define pTHX_8 8
373# define pTHX_9 9
0cb96387
GS		 374#endif
375
27da23d5
JH		 376#ifndef dVAR
377# define dVAR dNOOP
378#endif
379
b4f7f263
GS		 380/* these are only defined for compatibility; should not be used internally */
381#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 382# define pTHXo pTHX
383# define pTHXo_ pTHX_
0cb96387
GS		 384# define aTHXo aTHX
385# define aTHXo_ aTHX_
c5be433b 386# define dTHXo dTHX
71d280e3 387# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 388#endif
389
390#ifndef pTHXx
391# define pTHXx register PerlInterpreter *my_perl
392# define pTHXx_ pTHXx,
0cb96387
GS		 393# define aTHXx my_perl
394# define aTHXx_ aTHXx,
c5be433b 395# define dTHXx dTHX
22c35a8c 396#endif
71be2cbc 397
1de7c2ac
GS		 398/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
399 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
400 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
401#ifdef PERL_IMPLICIT_SYS
27da23d5
JH		 402# ifdef PERL_GLOBAL_STRUCT_PRIVATE
403# define dTHXs dVAR; dTHX
404# else
405# define dTHXs dTHX
406# endif
1de7c2ac 407#else
27da23d5
JH		 408# ifdef PERL_GLOBAL_STRUCT_PRIVATE
409# define dTHXs dVAR
410# else
411# define dTHXs dNOOP
412# endif
1de7c2ac
GS		 413#endif
414
27da23d5
JH		 415/* Some platforms require marking function declarations
416 * for them to be exportable. Used in perlio.h, proto.h
417 * is handled either by the makedef.pl or by defining the
418 * PERL_CALLCONV to be something special. See also the
419 * definition of XS() in XSUB.h. */
420#ifndef PERL_EXPORT_C
a0c21aa1
JH		 421# ifdef __cplusplus
422# define PERL_EXPORT_C extern "C"
423# else
424# define PERL_EXPORT_C extern
425# endif
27da23d5
JH		 426#endif
427#ifndef PERL_XS_EXPORT_C
a0c21aa1
JH		 428# ifdef __cplusplus
429# define PERL_XS_EXPORT_C extern "C"
430# else
431# define PERL_XS_EXPORT_C
432# endif
27da23d5
JH		 433#endif
434
462e5cf6
MB		 435#ifdef OP_IN_REGISTER
436# ifdef __GNUC__
437# define stringify_immed(s) #s
438# define stringify(s) stringify_immed(s)
d1ca3daa 439register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 440# endif
441#endif
442
e5afc1ae 443/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
b1e55cab 444 * g++ allows them but seems to have problems with them
70aab261
RB		 445 * (insane errors ensue).
446 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
447 */
448#if defined(PERL_GCC_PEDANTIC) || \
449 (defined(__GNUC__) && defined(__cplusplus) && \
450 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
5b692037 451# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
22469a62
RGS		 452# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
453# endif
5dc8bdac
JH		 454#endif
455
5b692037
JH		 456#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
457# ifndef PERL_USE_GCC_BRACE_GROUPS
458# define PERL_USE_GCC_BRACE_GROUPS
459# endif
460#endif
461
728e2803 462/*
463 * STMT_START { statements; } STMT_END;
464 * can be used as a single statement, as in
465 * if (x) STMT_START { ... } STMT_END; else ...
466 *
467 * Trying to select a version that gives no warnings...
468 */
469#if !(defined(STMT_START) && defined(STMT_END))
5b692037 470# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 471# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803 472# define STMT_END )
473# else
474 /* Now which other defined()s do we need here ??? */
93189314 475# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803 476# define STMT_START if (1)
477# define STMT_END else (void)0
478# else
479# define STMT_START do
480# define STMT_END while (0)
481# endif
482# endif
483#endif
484
0cb96387 485#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 486#define WITH_THR(s) WITH_THX(s)
ea0efc06 487
d6f9c181
JH		 488#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
489# define BYTEORDER 0x1234
79072805
LW		 490#endif
491
492/* Overall memory policy? */
493#ifndef CONSERVATIVE
494# define LIBERAL 1
495#endif
496
8ada0baa
JH		 497#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
498#define ASCIIish
499#else
500#undef ASCIIish
501#endif
502
79072805
LW		 503/*
504 * The following contortions are brought to you on behalf of all the
505 * standards, semi-standards, de facto standards, not-so-de-facto standards
506 * of the world, as well as all the other botches anyone ever thought of.
507 * The basic theory is that if we work hard enough here, the rest of the
508 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
509 */
ac58e20f 510
ee0007ab 511/* define this once if either system, instead of cluttering up the src */
2986a63f 512#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 513#define DOSISH 1
514#endif
515
fb38d079 516#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW		 517# define STANDARD_C 1
518#endif
519
9969cdde 520#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745 521# define DONT_DECLARE_STD 1
522#endif
523
352d5a3a 524#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 525# define VOL volatile
663a0e37 526#else
79072805 527# define VOL
663a0e37
LW		 528#endif
529
3280af22
NIS		 530#define TAINT (PL_tainted = TRUE)
531#define TAINT_NOT (PL_tainted = FALSE)
532#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
533#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 534#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 535
d460ef45 536/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 537 defines move there? If so, I could simplify this a lot. --AD 9/96.
538*/
539/* Process group stuff changed from traditional BSD to POSIX.
540 perlfunc.pod documents the traditional BSD-style syntax, so we'll
541 try to preserve that, if possible.
542*/
543#ifdef HAS_SETPGID
544# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 545#else
a6e633de 546# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
547# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
548# else
549# ifdef HAS_SETPGRP2 /* DG/UX */
550# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
551# endif
552# endif
553#endif
554#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
555# define HAS_SETPGRP /* Well, effectively it does . . . */
556#endif
557
558/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
559 our life easier :-) so we'll try it.
560*/
561#ifdef HAS_GETPGID
562# define BSD_GETPGRP(pid) getpgid((pid))
563#else
564# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
565# define BSD_GETPGRP(pid) getpgrp((pid))
566# else
567# ifdef HAS_GETPGRP2 /* DG/UX */
568# define BSD_GETPGRP(pid) getpgrp2((pid))
569# endif
570# endif
571#endif
572#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
573# define HAS_GETPGRP /* Well, effectively it does . . . */
574#endif
575
d460ef45 576/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 577 have different behaviors, but perl.h used to define USE_BSDPGRP
578 (prior to 5.003_05) so some extension might depend on it.
579*/
580#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
581# ifndef USE_BSDPGRP
582# define USE_BSDPGRP
583# endif
663a0e37
LW		 584#endif
585
8ac5a1fe
MH		 586/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
587 pthread.h must be included before all other header files.
588*/
3db8f154 589#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 590# include <pthread.h>
591#endif
592
760ac839
LW		 593#ifndef _TYPES_ /* If types.h defines this it's easy. */
594# ifndef major /* Does everyone's types.h define this? */
595# include <sys/types.h>
c07a80fd 596# endif
663a0e37
LW		 597#endif
598
760ac839
LW		 599#ifdef __cplusplus
600# ifndef I_STDARG
601# define I_STDARG 1
602# endif
603#endif
604
605#ifdef I_STDARG
606# include <stdarg.h>
607#else
608# ifdef I_VARARGS
609# include <varargs.h>
610# endif
611#endif
612
4633a7c4 613#ifdef USE_NEXT_CTYPE
0c30d9ec 614
092bebab
JH		 615#if NX_CURRENT_COMPILER_RELEASE >= 500
616# include <bsd/ctypes.h>
617#else
618# if NX_CURRENT_COMPILER_RELEASE >= 400
619# include <objc/NXCType.h>
620# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
621# include <appkit/NXCType.h>
622# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
623#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 624
625#else /* !USE_NEXT_CTYPE */
fe14fcc3 626#include <ctype.h>
0c30d9ec 627#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 628
629#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
630#undef METHOD
a0d0e21e
LW		 631#endif
632
12ae5dfc
JH		 633#ifdef PERL_MICRO
634# define NO_LOCALE
635#endif
636
4633a7c4 637#ifdef I_LOCALE
36477c24 638# include <locale.h>
4633a7c4
LW		 639#endif
640
36477c24 641#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
642# define USE_LOCALE
643# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
644 && defined(HAS_STRXFRM)
645# define USE_LOCALE_COLLATE
646# endif
647# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
648# define USE_LOCALE_CTYPE
649# endif
650# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
651# define USE_LOCALE_NUMERIC
652# endif
653#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 654
fe14fcc3 655#include <setjmp.h>
79072805 656
a0d0e21e 657#ifdef I_SYS_PARAM
79072805
LW		 658# ifdef PARAM_NEEDS_TYPES
659# include <sys/types.h>
660# endif
661# include <sys/param.h>
352d5a3a 662#endif
79072805 663
79072805 664/* Use all the "standard" definitions? */
a0d0e21e 665#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 666# include <stdlib.h>
ff68c719 667#endif
03a14243 668
3f270f98
JH		 669/* If this causes problems, set i_unistd=undef in the hint file. */
670#ifdef I_UNISTD
671# include <unistd.h>
672#endif
673
de8ca8af
NT		 674/* for WCOREDUMP */
675#ifdef I_SYS_WAIT
676# include <sys/wait.h>
677#endif
678
9969cdde 679#ifdef __SYMBIAN32__
27da23d5
JH		 680# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
681#endif
682
7114a2d2 683#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 684EXTERN_C int syscall(int, ...);
2ef53570
JH		 685#endif
686
7114a2d2 687#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 688EXTERN_C int usleep(unsigned int);
2ef53570
JH		 689#endif
690
9c12f1e5
RGS		 691/* Funky places that do not have socket stuff. */
692#if defined(__LIBCATAMOUNT__)
693# define MYSWAP
694#endif
695
9a34ef1d
GS		 696#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
697# define MYSWAP
698#endif
699
1109a392
MHM		 700#ifdef PERL_CORE
701
702/* macros for correct constant construction */
703# if INTSIZE >= 2
704# define U16_CONST(x) ((U16)x##U)
705# else
706# define U16_CONST(x) ((U16)x##UL)
707# endif
708
709# if INTSIZE >= 4
710# define U32_CONST(x) ((U32)x##U)
711# else
712# define U32_CONST(x) ((U32)x##UL)
713# endif
714
715# ifdef HAS_QUAD
716# if INTSIZE >= 8
717# define U64_CONST(x) ((U64)x##U)
718# elif LONGSIZE >= 8
719# define U64_CONST(x) ((U64)x##UL)
720# elif QUADKIND == QUAD_IS_LONG_LONG
721# define U64_CONST(x) ((U64)x##ULL)
722# else /* best guess we can make */
723# define U64_CONST(x) ((U64)x##UL)
724# endif
725# endif
726
727/* byte-swapping functions for big-/little-endian conversion */
728# define _swab_16_(x) ((U16)( \
729 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
730 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
731
732# define _swab_32_(x) ((U32)( \
733 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
734 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
735 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
736 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
737
738# ifdef HAS_QUAD
739# define _swab_64_(x) ((U64)( \
740 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
741 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
742 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
743 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
744 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
745 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
746 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
747 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
748# endif
749
750/*----------------------------------------------------------------------------*/
751# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
752/*----------------------------------------------------------------------------*/
753# define my_htole16(x) (x)
754# define my_letoh16(x) (x)
755# define my_htole32(x) (x)
756# define my_letoh32(x) (x)
757# define my_htobe16(x) _swab_16_(x)
758# define my_betoh16(x) _swab_16_(x)
759# define my_htobe32(x) _swab_32_(x)
760# define my_betoh32(x) _swab_32_(x)
761# ifdef HAS_QUAD
762# define my_htole64(x) (x)
763# define my_letoh64(x) (x)
764# define my_htobe64(x) _swab_64_(x)
765# define my_betoh64(x) _swab_64_(x)
766# endif
767# define my_htoles(x) (x)
768# define my_letohs(x) (x)
769# define my_htolei(x) (x)
770# define my_letohi(x) (x)
771# define my_htolel(x) (x)
772# define my_letohl(x) (x)
773# if SHORTSIZE == 1
774# define my_htobes(x) (x)
775# define my_betohs(x) (x)
776# elif SHORTSIZE == 2
777# define my_htobes(x) _swab_16_(x)
778# define my_betohs(x) _swab_16_(x)
779# elif SHORTSIZE == 4
780# define my_htobes(x) _swab_32_(x)
781# define my_betohs(x) _swab_32_(x)
782# elif SHORTSIZE == 8
783# define my_htobes(x) _swab_64_(x)
784# define my_betohs(x) _swab_64_(x)
785# else
786# define PERL_NEED_MY_HTOBES
787# define PERL_NEED_MY_BETOHS
788# endif
789# if INTSIZE == 1
790# define my_htobei(x) (x)
791# define my_betohi(x) (x)
792# elif INTSIZE == 2
793# define my_htobei(x) _swab_16_(x)
794# define my_betohi(x) _swab_16_(x)
795# elif INTSIZE == 4
796# define my_htobei(x) _swab_32_(x)
797# define my_betohi(x) _swab_32_(x)
798# elif INTSIZE == 8
799# define my_htobei(x) _swab_64_(x)
800# define my_betohi(x) _swab_64_(x)
801# else
802# define PERL_NEED_MY_HTOBEI
803# define PERL_NEED_MY_BETOHI
804# endif
805# if LONGSIZE == 1
806# define my_htobel(x) (x)
807# define my_betohl(x) (x)
808# elif LONGSIZE == 2
809# define my_htobel(x) _swab_16_(x)
810# define my_betohl(x) _swab_16_(x)
811# elif LONGSIZE == 4
812# define my_htobel(x) _swab_32_(x)
813# define my_betohl(x) _swab_32_(x)
814# elif LONGSIZE == 8
815# define my_htobel(x) _swab_64_(x)
816# define my_betohl(x) _swab_64_(x)
817# else
818# define PERL_NEED_MY_HTOBEL
819# define PERL_NEED_MY_BETOHL
820# endif
821# define my_htolen(p,n) NOOP
822# define my_letohn(p,n) NOOP
823# define my_htoben(p,n) my_swabn(p,n)
824# define my_betohn(p,n) my_swabn(p,n)
825/*----------------------------------------------------------------------------*/
826# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
827/*----------------------------------------------------------------------------*/
828# define my_htobe16(x) (x)
829# define my_betoh16(x) (x)
830# define my_htobe32(x) (x)
831# define my_betoh32(x) (x)
832# define my_htole16(x) _swab_16_(x)
833# define my_letoh16(x) _swab_16_(x)
834# define my_htole32(x) _swab_32_(x)
835# define my_letoh32(x) _swab_32_(x)
836# ifdef HAS_QUAD
837# define my_htobe64(x) (x)
838# define my_betoh64(x) (x)
839# define my_htole64(x) _swab_64_(x)
840# define my_letoh64(x) _swab_64_(x)
841# endif
842# define my_htobes(x) (x)
843# define my_betohs(x) (x)
844# define my_htobei(x) (x)
845# define my_betohi(x) (x)
846# define my_htobel(x) (x)
847# define my_betohl(x) (x)
848# if SHORTSIZE == 1
849# define my_htoles(x) (x)
850# define my_letohs(x) (x)
851# elif SHORTSIZE == 2
852# define my_htoles(x) _swab_16_(x)
853# define my_letohs(x) _swab_16_(x)
854# elif SHORTSIZE == 4
855# define my_htoles(x) _swab_32_(x)
856# define my_letohs(x) _swab_32_(x)
857# elif SHORTSIZE == 8
858# define my_htoles(x) _swab_64_(x)
859# define my_letohs(x) _swab_64_(x)
860# else
861# define PERL_NEED_MY_HTOLES
862# define PERL_NEED_MY_LETOHS
863# endif
864# if INTSIZE == 1
865# define my_htolei(x) (x)
866# define my_letohi(x) (x)
867# elif INTSIZE == 2
868# define my_htolei(x) _swab_16_(x)
869# define my_letohi(x) _swab_16_(x)
870# elif INTSIZE == 4
871# define my_htolei(x) _swab_32_(x)
872# define my_letohi(x) _swab_32_(x)
873# elif INTSIZE == 8
874# define my_htolei(x) _swab_64_(x)
875# define my_letohi(x) _swab_64_(x)
876# else
877# define PERL_NEED_MY_HTOLEI
878# define PERL_NEED_MY_LETOHI
879# endif
880# if LONGSIZE == 1
881# define my_htolel(x) (x)
882# define my_letohl(x) (x)
883# elif LONGSIZE == 2
884# define my_htolel(x) _swab_16_(x)
885# define my_letohl(x) _swab_16_(x)
886# elif LONGSIZE == 4
887# define my_htolel(x) _swab_32_(x)
888# define my_letohl(x) _swab_32_(x)
889# elif LONGSIZE == 8
890# define my_htolel(x) _swab_64_(x)
891# define my_letohl(x) _swab_64_(x)
892# else
893# define PERL_NEED_MY_HTOLEL
894# define PERL_NEED_MY_LETOHL
895# endif
896# define my_htolen(p,n) my_swabn(p,n)
897# define my_letohn(p,n) my_swabn(p,n)
898# define my_htoben(p,n) NOOP
899# define my_betohn(p,n) NOOP
900/*----------------------------------------------------------------------------*/
901# else /* all other byte-orders */
902/*----------------------------------------------------------------------------*/
903# define PERL_NEED_MY_HTOLE16
904# define PERL_NEED_MY_LETOH16
905# define PERL_NEED_MY_HTOBE16
906# define PERL_NEED_MY_BETOH16
907# define PERL_NEED_MY_HTOLE32
908# define PERL_NEED_MY_LETOH32
909# define PERL_NEED_MY_HTOBE32
910# define PERL_NEED_MY_BETOH32
911# ifdef HAS_QUAD
912# define PERL_NEED_MY_HTOLE64
913# define PERL_NEED_MY_LETOH64
914# define PERL_NEED_MY_HTOBE64
915# define PERL_NEED_MY_BETOH64
916# endif
917# define PERL_NEED_MY_HTOLES
918# define PERL_NEED_MY_LETOHS
919# define PERL_NEED_MY_HTOBES
920# define PERL_NEED_MY_BETOHS
921# define PERL_NEED_MY_HTOLEI
922# define PERL_NEED_MY_LETOHI
923# define PERL_NEED_MY_HTOBEI
924# define PERL_NEED_MY_BETOHI
925# define PERL_NEED_MY_HTOLEL
926# define PERL_NEED_MY_LETOHL
927# define PERL_NEED_MY_HTOBEL
928# define PERL_NEED_MY_BETOHL
929/*----------------------------------------------------------------------------*/
930# endif /* end of byte-order macros */
931/*----------------------------------------------------------------------------*/
932
9c17f24a
NC		 933/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
934 at least on FreeBSD. YMMV, so experiment. */
935#ifndef PERL_ARENA_SIZE
936#define PERL_ARENA_SIZE 4080
937#endif
938
ccb2c8b8 939/* Maximum level of recursion */
2b9dff67
RGS		 940#ifndef PERL_SUB_DEPTH_WARN
941#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS		 942#endif
943
1109a392
MHM		 944#endif /* PERL_CORE */
945
bdf3085f
NC		 946/* We no longer default to creating a new SV for GvSV.
947 Do this before embed. */
948#ifndef PERL_CREATE_GVSV
7459f06b
NC		 949# ifndef PERL_DONT_CREATE_GVSV
950# define PERL_DONT_CREATE_GVSV
951# endif
bdf3085f
NC		 952#endif
953
ca0c25f6
NC		 954#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
955#define PERL_USES_PL_PIDSTATUS
956#endif
957
e37778c2 958#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS		 959#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
960#endif
961
00f254e2 962/* Cannot include embed.h here on Win32 as win32.h has not
66a93824
NIS		 963 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
964 */
96e176bf 965#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 966# include "embed.h"
eb8433b7
NC		 967# ifndef PERL_MAD
968# undef op_getmad
b3f24c00 969# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 970# endif
cea2e8a9
GS		 971#endif
972
c31fac66
GS		 973#define MEM_SIZE Size_t
974
1936d2a7
NC		 975/* Round all values passed to malloc up, by default to a multiple of
976 sizeof(size_t)
977*/
978#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
979#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
980#endif
981
f1200559
WH		 982/* sv_grow() will expand strings by at least a certain percentage of
983 the previously *used* length to avoid excessive calls to realloc().
984 The default is 25% of the current length.
985*/
986#ifndef PERL_STRLEN_EXPAND_SHIFT
987# define PERL_STRLEN_EXPAND_SHIFT 2
988#endif
989
51371543
GS		 990#if defined(STANDARD_C) && defined(I_STDDEF)
991# include <stddef.h>
992# define STRUCT_OFFSET(s,m) offsetof(s,m)
993#else
994# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
995#endif
996
9969cdde 997#ifndef __SYMBIAN32__
27da23d5
JH		 998# if defined(I_STRING) || defined(__cplusplus)
999# include <string.h>
1000# else
1001# include <strings.h>
1002# endif
51371543
GS		 1003#endif
1004
55497cff 1005/* This comes after <stdlib.h> so we don't try to change the standard
1006 * library prototypes; we'll use our own in proto.h instead. */
03a14243 1007
4633a7c4 1008#ifdef MYMALLOC
86058a2d 1009# ifdef PERL_POLLUTE_MALLOC
ee13e175 1010# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 1011# define Perl_malloc malloc
1012# define Perl_calloc calloc
1013# define Perl_realloc realloc
1014# define Perl_mfree free
ee13e175 1015# endif
86058a2d
GS		 1016# else
1017# define EMBEDMYMALLOC /* for compatibility */
1018# endif
827e134a 1019
651b9576
GS		 1020# define safemalloc Perl_malloc
1021# define safecalloc Perl_calloc
1022# define saferealloc Perl_realloc
1023# define safefree Perl_mfree
22f7c9c9
JH		 1024# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1025 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1026 code; \
1027 } STMT_END
1028# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1029 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1030# define panic_write2(s) write(2, s, strlen(s))
1031# define CHECK_MALLOC_TAINT(newval) \
1032 CHECK_MALLOC_TOO_LATE_FOR_( \
1033 if (newval) { \
1034 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1035 exit(1); })
22f7c9c9 1036# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1037 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH		 1038 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1039 }} STMT_END;
f2517201
GS		 1040#else /* MYMALLOC */
1041# define safemalloc safesysmalloc
1042# define safecalloc safesyscalloc
1043# define saferealloc safesysrealloc
1044# define safefree safesysfree
22f7c9c9
JH		 1045# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1046# define CHECK_MALLOC_TAINT(newval) ((void)0)
1047# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1048#endif /* MYMALLOC */
4633a7c4 1049
fe13d51d 1050/* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
27da23d5 1051#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		 1052#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1053#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1054#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1055
a0d0e21e
LW		 1056#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1057#define strchr index
1058#define strrchr rindex
1059#endif
1060
16d20bd9
AD		 1061#ifdef I_MEMORY
1062# include <memory.h>
1063#endif
1064
fe14fcc3 1065#ifdef HAS_MEMCPY
85e6fe83 1066# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1067# ifndef memcpy
20ce7b12 1068 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 1069# endif
1070# endif
1071#else
1072# ifndef memcpy
1073# ifdef HAS_BCOPY
1074# define memcpy(d,s,l) bcopy(s,d,l)
1075# else
1076# define memcpy(d,s,l) my_bcopy(s,d,l)
1077# endif
1078# endif
1079#endif /* HAS_MEMCPY */
fe14fcc3 1080
ee0007ab 1081#ifdef HAS_MEMSET
85e6fe83 1082# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1083# ifndef memset
20ce7b12 1084 extern char *memset (char*, int, int);
ee0007ab
LW		 1085# endif
1086# endif
ee0007ab 1087#else
12ae5dfc 1088# undef memset
fc36a67e 1089# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 1090#endif /* HAS_MEMSET */
1091
85e6fe83 1092#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1093# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 1094# define memmove(d,s,l) bcopy(s,d,l)
1095# else
2304df62 1096# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1097# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1098# else
79072805 1099# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1100# endif
352d5a3a 1101# endif
d9d8d8de 1102#endif
ee0007ab 1103
36477c24 1104#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1105# undef HAS_MEMCMP
1106#endif
1107
1108#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1109# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1110# ifndef memcmp
20ce7b12 1111 extern int memcmp (char*, char*, int);
ee0007ab
LW		 1112# endif
1113# endif
36477c24 1114# ifdef BUGGY_MSC
7e4e8c89 1115# pragma function(memcmp)
36477c24 1116# endif
ee0007ab
LW		 1117#else
1118# ifndef memcmp
ecfc5424 1119# define memcmp my_memcmp
352d5a3a 1120# endif
36477c24 1121#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1122
fc36a67e 1123#ifndef memzero
c635e13b 1124# ifdef HAS_MEMSET
1125# define memzero(d,l) memset(d,0,l)
79072805 1126# else
c635e13b 1127# ifdef HAS_BZERO
1128# define memzero(d,l) bzero(d,l)
79072805 1129# else
fc36a67e 1130# define memzero(d,l) my_bzero(d,l)
79072805
LW		 1131# endif
1132# endif
d9d8d8de 1133#endif
378cc40b 1134
2f42fcb0 1135#ifndef PERL_MICRO
0f27ced1
JH		 1136#ifndef memchr
1137# ifndef HAS_MEMCHR
1138# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1139# endif
1140#endif
2f42fcb0 1141#endif
0f27ced1 1142
36477c24 1143#ifndef HAS_BCMP
1144# ifndef bcmp
1145# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1146# endif
36477c24 1147#endif /* !HAS_BCMP */
378cc40b 1148
ae986130 1149#ifdef I_NETINET_IN
79072805 1150# include <netinet/in.h>
ae986130
LW		 1151#endif
1152
28e8609d
JH		 1153#ifdef I_ARPA_INET
1154# include <arpa/inet.h>
1155#endif
1156
84902520
TB		 1157#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1158/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1159 * (the neo-BSD seem to do this). */
1160# undef SF_APPEND
1161#endif
1162
1aef975c 1163#ifdef I_SYS_STAT
84902520 1164# include <sys/stat.h>
1aef975c 1165#endif
79072805 1166
287a962e
JD		 1167/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1168 This definition should ideally go into win32/win32.h, but S_IFIFO is
1169 used later here in perl.h before win32/win32.h is being included. */
1170#if !defined(S_IFIFO) && defined(_S_IFIFO)
1171# define S_IFIFO _S_IFIFO
1172#endif
1173
a0d0e21e
LW		 1174/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1175 like UTekV) are broken, sometimes giving false positives. Undefine
1176 them here and let the code below set them to proper values.
1177
1178 The ghs macro stands for GreenHills Software C-1.8.5 which
1179 is the C compiler for sysV88 and the various derivatives.
1180 This header file bug is corrected in gcc-2.5.8 and later versions.
1181 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1182
1183#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 1184# undef S_ISDIR
1185# undef S_ISCHR
1186# undef S_ISBLK
1187# undef S_ISREG
1188# undef S_ISFIFO
1189# undef S_ISLNK
ee0007ab 1190#endif
135863df 1191
663a0e37
LW		 1192#ifdef I_TIME
1193# include <time.h>
ffed7fef 1194#endif
663a0e37 1195
fe14fcc3 1196#ifdef I_SYS_TIME
85e6fe83 1197# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1198# define KERNEL
1199# endif
1200# include <sys/time.h>
85e6fe83 1201# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1202# undef KERNEL
1203# endif
a687059c 1204#endif
135863df 1205
55497cff 1206#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1207# include <sys/times.h>
d9d8d8de 1208#endif
8d063cd8 1209
fe14fcc3 1210#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1211# undef HAS_STRERROR
663a0e37
LW		 1212#endif
1213
1214#include <errno.h>
1e743fda 1215
acfe0abc 1216#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 1217# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1218#endif
1219
8cfab5ff 1220/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
00f254e2 1221 * This is important for using IPv6.
8cfab5ff
JH		 1222 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1223 * a bad idea since it breaks send() and recv(). */
1224#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1225# define _SOCKADDR_LEN
1226#endif
1227
8d3f517a 1228#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 1229# include <sys/socket.h>
1230# if defined(USE_SOCKS) && defined(I_SOCKS)
1231# if !defined(INCLUDE_PROTOTYPES)
1232# define INCLUDE_PROTOTYPES /* for <socks.h> */
1233# define PERL_SOCKS_NEED_PROTOTYPES
1234# endif
1235# include <socks.h>
1236# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1237# undef INCLUDE_PROTOTYPES
1238# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1239# endif
d460ef45 1240# endif
1e743fda 1241# ifdef I_NETDB
2986a63f
JH		 1242# ifdef NETWARE
1243# include<stdio.h>
1244# endif
1e743fda
JH		 1245# include <netdb.h>
1246# endif
1247# ifndef ENOTSOCK
1248# ifdef I_NET_ERRNO
1249# include <net/errno.h>
1250# endif
1251# endif
1252#endif
1253
fa0a29af 1254/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM		 1255 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1256 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1257#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM		 1258# if defined(__THROW) && defined(__GLIBC__)
1259int sockatmark(int) __THROW;
1260# else
2ef53570 1261int sockatmark(int);
29820b6d 1262# endif
2ef53570
JH		 1263#endif
1264
7e827271 1265#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		 1266EXTERN_C int fchdir(int);
1267EXTERN_C int flock(int, int);
1268EXTERN_C int fseeko(FILE *, off_t, int);
1269EXTERN_C off_t ftello(FILE *);
1270#endif
1271
7e827271 1272#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1273EXTERN_C char *crypt(const char *, const char *);
7e827271 1274EXTERN_C char **environ;
1ccb7c8d
JH		 1275#endif
1276
83a6ff2e 1277#if defined(__cplusplus)
944c4fda 1278# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1279EXTERN_C char **environ;
83a6ff2e 1280# elif defined(__CYGWIN__)
667e2948
SP		 1281EXTERN_C char *crypt(const char *, const char *);
1282#endif
83a6ff2e 1283#endif
667e2948 1284
1e743fda
JH		 1285#ifdef SETERRNO
1286# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1287#endif
f86702cc 1288
1289#ifdef VMS
1290# define SETERRNO(errcode,vmserrcode) \
1291 STMT_START { \
1292 set_errno(errcode); \
1293 set_vaxc_errno(vmserrcode); \
1294 } STMT_END
4ee39169
CS		 1295# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1296# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1297# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1298# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1299
93189314
JH		 1300# define LIB_INVARG LIB$_INVARG
1301# define RMS_DIR RMS$_DIR
1302# define RMS_FAC RMS$_FAC
1303# define RMS_FEX RMS$_FEX
1304# define RMS_FNF RMS$_FNF
1305# define RMS_IFI RMS$_IFI
1306# define RMS_ISI RMS$_ISI
1307# define RMS_PRV RMS$_PRV
1308# define SS_ACCVIO SS$_ACCVIO
1309# define SS_DEVOFFLINE SS$_DEVOFFLINE
1310# define SS_IVCHAN SS$_IVCHAN
1311# define SS_NORMAL SS$_NORMAL
748a9306 1312#else
aba27d88 1313# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS		 1314# define dSAVEDERRNO int saved_errno
1315# define dSAVE_ERRNO int saved_errno = errno
1316# define SAVE_ERRNO (saved_errno = errno)
1317# define RESTORE_ERRNO (errno = saved_errno)
1318
93189314
JH		 1319# define LIB_INVARG 0
1320# define RMS_DIR 0
1321# define RMS_FAC 0
1322# define RMS_FEX 0
1323# define RMS_FNF 0
1324# define RMS_IFI 0
1325# define RMS_ISI 0
1326# define RMS_PRV 0
1327# define SS_ACCVIO 0
1328# define SS_DEVOFFLINE 0
1329# define SS_IVCHAN 0
1330# define SS_NORMAL 0
748a9306 1331#endif
ed6116ce 1332
f5fa9033 1333#define ERRSV GvSVn(PL_errgv)
dfd167e9
NC		 1334
1335#define CLEAR_ERRSV() STMT_START { \
1336 if (!GvSV(PL_errgv)) { \
1337 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1338 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1339 SvREFCNT_dec(GvSV(PL_errgv)); \
1340 GvSV(PL_errgv) = newSVpvs(""); \
1341 } else { \
1342 SV *const errsv = GvSV(PL_errgv); \
1343 sv_setpvs(errsv, ""); \
1344 if (SvMAGICAL(errsv)) { \
1345 mg_free(errsv); \
1346 } \
1347 SvPOK_only(errsv); \
1348 } \
1349 } STMT_END
1350
1351
414bf5ae
MHM		 1352#ifdef PERL_CORE
1353# define DEFSV (0 + GvSVn(PL_defgv))
1354#else
1355# define DEFSV GvSVn(PL_defgv)
1356#endif
1357#define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
3db8f154 1358#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1359
98eae8f5
GS		 1360#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1361
55497cff 1362#ifndef errno
5ff3f7a4
GS		 1363 extern int errno; /* ANSI allows errno to be an lvalue expr.
1364 * For example in multithreaded environments
1365 * something like this might happen:
1366 * extern int *_errno(void);
1367 * #define errno (*_errno()) */
d9d8d8de 1368#endif
663a0e37 1369
2304df62 1370#ifdef HAS_STRERROR
a0d0e21e 1371# ifdef VMS
20ce7b12 1372 char *strerror (int,...);
a0d0e21e 1373# else
68dc0745 1374#ifndef DONT_DECLARE_STD
20ce7b12 1375 char *strerror (int);
68dc0745 1376#endif
a0d0e21e 1377# endif
2304df62
AD		 1378# ifndef Strerror
1379# define Strerror strerror
1380# endif
1381#else
1382# ifdef HAS_SYS_ERRLIST
79072805
LW		 1383 extern int sys_nerr;
1384 extern char *sys_errlist[];
2304df62
AD		 1385# ifndef Strerror
1386# define Strerror(e) \
79072805 1387 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1388# endif
79072805 1389# endif
35c8bce7 1390#endif
663a0e37 1391
2304df62 1392#ifdef I_SYS_IOCTL
79072805
LW		 1393# ifndef _IOCTL_
1394# include <sys/ioctl.h>
1395# endif
a687059c
LW		 1396#endif
1397
ee0007ab 1398#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 1399# ifdef HAS_SOCKETPAIR
1400# undef HAS_SOCKETPAIR
1401# endif
2304df62
AD		 1402# ifdef I_NDBM
1403# undef I_NDBM
79072805 1404# endif
a687059c
LW		 1405#endif
1406
02fc2eee
NC		 1407#ifndef HAS_SOCKETPAIR
1408# ifdef HAS_SOCKET
1409# define socketpair Perl_my_socketpair
1410# endif
1411#endif
1412
a687059c 1413#if INTSIZE == 2
79072805
LW		 1414# define htoni htons
1415# define ntohi ntohs
a687059c 1416#else
79072805
LW		 1417# define htoni htonl
1418# define ntohi ntohl
a687059c
LW		 1419#endif
1420
a0d0e21e 1421/* Configure already sets Direntry_t */
35c8bce7 1422#if defined(I_DIRENT)
663a0e37 1423# include <dirent.h>
8f1f23e8
W		 1424 /* NeXT needs dirent + sys/dir.h */
1425# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 1426# include <sys/dir.h>
1427# endif
ae986130 1428#else
fe14fcc3 1429# ifdef I_SYS_NDIR
79a0689e 1430# include <sys/ndir.h>
663a0e37 1431# else
fe14fcc3 1432# ifdef I_SYS_DIR
79a0689e
LW		 1433# ifdef hp9000s500
1434# include <ndir.h> /* may be wrong in the future */
1435# else
1436# include <sys/dir.h>
1437# endif
663a0e37
LW		 1438# endif
1439# endif
4633a7c4 1440#endif
a687059c 1441
12ae5dfc
JH		 1442#ifdef PERL_MICRO
1443# ifndef DIR
1444# define DIR void
1445# endif
1446#endif
1447
352d5a3a
LW		 1448#ifdef FPUTS_BOTCH
1449/* work around botch in SunOS 4.0.1 and 4.0.2 */
1450# ifndef fputs
79072805 1451# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 1452# endif
1453#endif
1454
c623bd54
LW		 1455/*
1456 * The following gobbledygook brought to you on behalf of __STDC__.
1457 * (I could just use #ifndef __STDC__, but this is more bulletproof
1458 * in the face of half-implementations.)
1459 */
1460
7114a2d2 1461#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 1462#include <sys/mode.h>
1463#endif
1464
c623bd54
LW		 1465#ifndef S_IFMT
1466# ifdef _S_IFMT
1467# define S_IFMT _S_IFMT
1468# else
1469# define S_IFMT 0170000
1470# endif
1471#endif
1472
1473#ifndef S_ISDIR
1474# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1475#endif
1476
1477#ifndef S_ISCHR
1478# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1479#endif
1480
1481#ifndef S_ISBLK
fe14fcc3
LW		 1482# ifdef S_IFBLK
1483# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1484# else
1485# define S_ISBLK(m) (0)
1486# endif
c623bd54
LW		 1487#endif
1488
1489#ifndef S_ISREG
1490# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1491#endif
1492
1493#ifndef S_ISFIFO
fe14fcc3
LW		 1494# ifdef S_IFIFO
1495# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1496# else
1497# define S_ISFIFO(m) (0)
1498# endif
c623bd54
LW		 1499#endif
1500
1501#ifndef S_ISLNK
1502# ifdef _S_ISLNK
1503# define S_ISLNK(m) _S_ISLNK(m)
1504# else
1505# ifdef _S_IFLNK
1506# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1507# else
1508# ifdef S_IFLNK
1509# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1510# else
1511# define S_ISLNK(m) (0)
1512# endif
1513# endif
1514# endif
1515#endif
1516
1517#ifndef S_ISSOCK
1518# ifdef _S_ISSOCK
1519# define S_ISSOCK(m) _S_ISSOCK(m)
1520# else
1521# ifdef _S_IFSOCK
1522# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1523# else
1524# ifdef S_IFSOCK
1525# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1526# else
1527# define S_ISSOCK(m) (0)
1528# endif
1529# endif
1530# endif
1531#endif
1532
1533#ifndef S_IRUSR
1534# ifdef S_IREAD
1535# define S_IRUSR S_IREAD
1536# define S_IWUSR S_IWRITE
1537# define S_IXUSR S_IEXEC
1538# else
1539# define S_IRUSR 0400
1540# define S_IWUSR 0200
1541# define S_IXUSR 0100
1542# endif
fac7cdfc
JS		 1543#endif
1544
1545#ifndef S_IRGRP
1546# ifdef S_IRUSR
1547# define S_IRGRP (S_IRUSR>>3)
1548# define S_IWGRP (S_IWUSR>>3)
1549# define S_IXGRP (S_IXUSR>>3)
1550# else
1551# define S_IRGRP 0040
1552# define S_IWGRP 0020
1553# define S_IXGRP 0010
1554# endif
1555#endif
1556
1557#ifndef S_IROTH
1558# ifdef S_IRUSR
1559# define S_IROTH (S_IRUSR>>6)
1560# define S_IWOTH (S_IWUSR>>6)
1561# define S_IXOTH (S_IXUSR>>6)
1562# else
1563# define S_IROTH 0040
1564# define S_IWOTH 0020
1565# define S_IXOTH 0010
1566# endif
c623bd54
LW		 1567#endif
1568
1569#ifndef S_ISUID
1570# define S_ISUID 04000
1571#endif
1572
1573#ifndef S_ISGID
1574# define S_ISGID 02000
1575#endif
1576
ca6e1c26
JH		 1577#ifndef S_IRWXU
1578# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1579#endif
ca6e1c26
JH		 1580
1581#ifndef S_IRWXG
1582# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1583#endif
ca6e1c26
JH		 1584
1585#ifndef S_IRWXO
1586# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1587#endif
ca6e1c26 1588
df00ff3b 1589/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH		 1590 * which would get included through <sys/file.h >, but that is 3000
1591 * lines in the future. --jhi */
1592
df00ff3b 1593#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH		 1594# define S_IREAD S_IRUSR
1595#endif
1596
df00ff3b 1597#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH		 1598# define S_IWRITE S_IWUSR
1599#endif
1600
1601#ifndef S_IEXEC
1602# define S_IEXEC S_IXUSR
1603#endif
1604
79072805
LW		 1605#ifdef ff_next
1606# undef ff_next
352d5a3a
LW		 1607#endif
1608
a0d0e21e 1609#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 1610# define SLOPPYDIVIDE
1611#endif
1612
748a9306
LW		 1613#ifdef UV
1614#undef UV
1615#endif
1616
c89df6bf
JH		 1617#ifdef SPRINTF_E_BUG
1618# define sprintf UTS_sprintf_wrap
1619#endif
1620
ce582cee
NC		 1621/* For the times when you want the return value of sprintf, and you want it
1622 to be the length. Can't have a thread variable passed in, because C89 has
1623 no varargs macros.
1624*/
1625#ifdef SPRINTF_RETURNS_STRLEN
1626# define my_sprintf sprintf
1627#else
1628# define my_sprintf Perl_my_sprintf
1629#endif
1630
5b692037
JH		 1631/*
1632 * If we have v?snprintf() and the C99 variadic macros, we can just
1633 * use just the v?snprintf(). It is nice to try to trap the buffer
1634 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD		 1635 * gcc statement expressions, then use the function wrappers which try
1636 * to trap the overflow. If we can use the gcc statement expressions,
1637 * we can try that even with the version that uses the C99 variadic
1638 * macros.
5b692037
JH		 1639 */
1640
1208b3dd
JH		 1641/* Note that we do not check against snprintf()/vsnprintf() returning
1642 * negative values because that is non-standard behaviour and we use
1643 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1644 * that should be true only if the snprintf()/vsnprintf() are true
1645 * to the standard. */
1646
dfeee9b1 1647#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1648# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1649# 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 1650# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1651# else
1652# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1653# endif
1654#else
1655# define my_snprintf Perl_my_snprintf
1208b3dd 1656# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1657#endif
1658
dfeee9b1 1659#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1660# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1661# 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 1662# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH		 1663# else
1664# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1665# endif
1666#else
1667# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1668# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1669#endif
d9fad198 1670
a6cc4119
SP		 1671#ifdef HAS_STRLCAT
1672# define my_strlcat strlcat
1673#else
1674# define my_strlcat Perl_my_strlcat
1675#endif
1676
1677#ifdef HAS_STRLCPY
1678# define my_strlcpy strlcpy
1679#else
1680# define my_strlcpy Perl_my_strlcpy
1681#endif
1682
c495e728
JH		 1683/* Configure gets this right but the UTS compiler gets it wrong.
1684 -- Hal Morris <hom00@utsglobal.com> */
1685#ifdef UTS
1686# undef UVTYPE
1687# define UVTYPE unsigned
1688#endif
1689
05f13f53 1690/*
27d4fb96 1691 The IV type is supposed to be long enough to hold any integral
1692 value or a pointer.
1693 --Andy Dougherty August 1996
1694*/
1695
a22e52b9
JH		 1696typedef IVTYPE IV;
1697typedef UVTYPE UV;
8175356b 1698
10cc9d2a 1699#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1700# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1701# define IV_MAX INT64_MAX
1702# define IV_MIN INT64_MIN
1703# define UV_MAX UINT64_MAX
cae7ae48
JH		 1704# ifndef UINT64_MIN
1705# define UINT64_MIN 0
1706# endif
5ff3f7a4
GS		 1707# define UV_MIN UINT64_MIN
1708# else
1709# define IV_MAX PERL_QUAD_MAX
1710# define IV_MIN PERL_QUAD_MIN
1711# define UV_MAX PERL_UQUAD_MAX
1712# define UV_MIN PERL_UQUAD_MIN
1713# endif
cf2093f6
JH		 1714# define IV_IS_QUAD
1715# define UV_IS_QUAD
79072805 1716#else
8175356b 1717# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1718# define IV_MAX INT32_MAX
1719# define IV_MIN INT32_MIN
716026f9
DL		 1720# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1721# define UV_MAX UINT32_MAX
1722# else
1723# define UV_MAX 4294967295U
1724# endif
cae7ae48
JH		 1725# ifndef UINT32_MIN
1726# define UINT32_MIN 0
1727# endif
5ff3f7a4
GS		 1728# define UV_MIN UINT32_MIN
1729# else
1730# define IV_MAX PERL_LONG_MAX
1731# define IV_MIN PERL_LONG_MIN
1732# define UV_MAX PERL_ULONG_MAX
1733# define UV_MIN PERL_ULONG_MIN
1734# endif
8175356b 1735# if IVSIZE == 8
cf2093f6
JH		 1736# define IV_IS_QUAD
1737# define UV_IS_QUAD
de1c2614
JH		 1738# ifndef HAS_QUAD
1739# define HAS_QUAD
1740# endif
cf2093f6
JH		 1741# else
1742# undef IV_IS_QUAD
1743# undef UV_IS_QUAD
de1c2614 1744# undef HAS_QUAD
cf2093f6 1745# endif
79072805 1746#endif
d7d93a81 1747
1109a392
MHM		 1748#ifndef HAS_QUAD
1749# undef PERL_NEED_MY_HTOLE64
1750# undef PERL_NEED_MY_LETOH64
1751# undef PERL_NEED_MY_HTOBE64
1752# undef PERL_NEED_MY_BETOH64
1753#endif
1754
6cde8aec 1755#if defined(uts) || defined(UTS)
11afe549
HM		 1756# undef UV_MAX
1757# define UV_MAX (4294967295u)
20601011
JH		 1758#endif
1759
cae7ae48 1760#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1761#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1762
28e5dec8 1763#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1764#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1765#endif
1766
d460ef45 1767/*
26bb67e2
JH		 1768 * The macros INT2PTR and NUM2PTR are (despite their names)
1769 * bi-directional: they will convert int/float to or from pointers.
1770 * However the conversion to int/float are named explicitly:
1771 * PTR2IV, PTR2UV, PTR2NV.
1772 *
1773 * For int conversions we do not need two casts if pointers are
1774 * the same size as IV and UV. Otherwise we need an explicit
1775 * cast (PTRV) to avoid compiler warnings.
1776 */
56431972
RB		 1777#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1778# define PTRV UV
1779# define INT2PTR(any,d) (any)(d)
1780#else
d460ef45 1781# if PTRSIZE == LONGSIZE
56431972 1782# define PTRV unsigned long
e91e3b10 1783# define PTR2ul(p) (unsigned long)(p)
42718184 1784# else
56431972 1785# define PTRV unsigned
42718184 1786# endif
e91e3b10
RB		 1787#endif
1788
1789#ifndef INT2PTR
56431972 1790# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1791#endif
e91e3b10
RB		 1792
1793#ifndef PTR2ul
1794# define PTR2ul(p) INT2PTR(unsigned long,p)
1795#endif
1796
56431972
RB		 1797#define NUM2PTR(any,d) (any)(PTRV)(d)
1798#define PTR2IV(p) INT2PTR(IV,p)
1799#define PTR2UV(p) INT2PTR(UV,p)
1800#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1801#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1802
8141890a
JH		 1803/* According to strict ANSI C89 one cannot freely cast between
1804 * data pointers and function (code) pointers. There are at least
1805 * two ways around this. One (used below) is to do two casts,
1806 * first the other pointer to an (unsigned) integer, and then
1807 * the integer to the other pointer. The other way would be
1808 * to use unions to "overlay" the pointers. For an example of
1809 * the latter technique, see union dirpu in struct xpvio in sv.h.
1810 * The only feasible use is probably temporarily storing
1811 * function pointers in a data pointer (such as a void pointer). */
1812
e91e3b10
RB		 1813#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1814#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1815
65202027 1816#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1817# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1818# define LONG_DOUBLE_EQUALS_DOUBLE
1819# endif
68d4903c 1820# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1821# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1822# endif
1823#endif
1824
2d4389e4
JH		 1825#ifdef OVR_DBL_DIG
1826/* Use an overridden DBL_DIG */
1827# ifdef DBL_DIG
1828# undef DBL_DIG
1829# endif
1830# define DBL_DIG OVR_DBL_DIG
1831#else
1832/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS		 1833 default value for printing floating point numbers in Gconvert
1834 (see config.h). (It also has other uses, such as figuring out if
1835 a given precision of printing can be done with a double instead of
1836 a long double - Allen).
2d4389e4
JH		 1837*/
1838#ifdef I_LIMITS
1839#include <limits.h>
1840#endif
1841#ifdef I_FLOAT
1842#include <float.h>
1843#endif
1844#ifndef HAS_DBL_DIG
1845#define DBL_DIG 15 /* A guess that works lots of places */
1846#endif
1847#endif
1848
1849#ifdef OVR_LDBL_DIG
1850/* Use an overridden LDBL_DIG */
1851# ifdef LDBL_DIG
1852# undef LDBL_DIG
1853# endif
1854# define LDBL_DIG OVR_LDBL_DIG
1855#else
1856/* The following is all to get LDBL_DIG, in order to pick a nice
1857 default value for printing floating point numbers in Gconvert.
1858 (see config.h)
1859*/
68d4903c
JH		 1860# ifdef I_LIMITS
1861# include <limits.h>
1862# endif
1863# ifdef I_FLOAT
1864# include <float.h>
1865# endif
1866# ifndef HAS_LDBL_DIG
1867# if LONG_DOUBLESIZE == 10
1868# define LDBL_DIG 18 /* assume IEEE */
1869# else
1870# if LONG_DOUBLESIZE == 12
1871# define LDBL_DIG 18 /* gcc? */
1872# else
1873# if LONG_DOUBLESIZE == 16
1874# define LDBL_DIG 33 /* assume IEEE */
1875# else
1876# if LONG_DOUBLESIZE == DOUBLESIZE
1877# define LDBL_DIG DBL_DIG /* bummer */
1878# endif
1879# endif
1880# endif
1881# endif
1882# endif
2d4389e4
JH		 1883#endif
1884
20f6aaab
AS		 1885/*
1886 * This is for making sure we have a good DBL_MAX value, if possible,
1887 * either for usage as NV_MAX or for usage in figuring out if we can
1888 * fit a given long double into a double, if bug-fixing makes it
1889 * necessary to do so. - Allen <allens@cpan.org>
1890 */
1891
205f51d8
AS		 1892#ifdef I_LIMITS
1893# include <limits.h>
20f6aaab
AS		 1894#endif
1895
205f51d8
AS		 1896#ifdef I_VALUES
1897# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1898# include <values.h>
1899# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1900# define DBL_MAX MAXDOUBLE
1901# endif
1902# if defined(MINDOUBLE) && !defined(DBL_MIN)
1903# define DBL_MIN MINDOUBLE
1904# endif
1905# endif
1906#endif /* defined(I_VALUES) */
1907
a22e52b9 1908typedef NVTYPE NV;
8175356b 1909
792d8dab
JH		 1910#ifdef I_IEEEFP
1911# include <ieeefp.h>
1912#endif
923fc586 1913
65202027 1914#ifdef USE_LONG_DOUBLE
923fc586
JH		 1915# ifdef I_SUNMATH
1916# include <sunmath.h>
1917# endif
2d4389e4 1918# define NV_DIG LDBL_DIG
d6c14000
JH		 1919# ifdef LDBL_MANT_DIG
1920# define NV_MANT_DIG LDBL_MANT_DIG
1921# endif
06fc1729
JH		 1922# ifdef LDBL_MIN
1923# define NV_MIN LDBL_MIN
1924# endif
1925# ifdef LDBL_MAX
1926# define NV_MAX LDBL_MAX
1927# endif
1928# ifdef LDBL_MIN_10_EXP
1929# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1930# endif
1931# ifdef LDBL_MAX_10_EXP
1932# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1933# endif
1934# ifdef LDBL_EPSILON
1935# define NV_EPSILON LDBL_EPSILON
1936# endif
f4a14a62
JH		 1937# ifdef LDBL_MAX
1938# define NV_MAX LDBL_MAX
20f6aaab 1939/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH		 1940# else
1941# ifdef HUGE_VALL
1942# define NV_MAX HUGE_VALL
1943# else
1944# ifdef HUGE_VAL
1945# define NV_MAX ((NV)HUGE_VAL)
1946# endif
1947# endif
1948# endif
68d4903c 1949# ifdef HAS_SQRTL
68d4903c
JH		 1950# define Perl_cos cosl
1951# define Perl_sin sinl
1952# define Perl_sqrt sqrtl
1953# define Perl_exp expl
1954# define Perl_log logl
1955# define Perl_atan2 atan2l
1956# define Perl_pow powl
1957# define Perl_floor floorl
1bbae031 1958# define Perl_ceil ceill
68d4903c
JH		 1959# define Perl_fmod fmodl
1960# endif
a3540c92
JH		 1961/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1962# ifdef HAS_MODFL
1963# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC		 1964/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1965 prototype in <math.h> */
1966# ifndef HAS_MODFL_PROTO
a221a8a5 1967EXTERN_C long double modfl(long double, long double *);
51997bc3 1968# endif
03476e8e
JH		 1969# else
1970# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1971 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH		 1972# define Perl_modf(x,y) Perl_my_modfl(x,y)
1973# endif
a3540c92
JH		 1974# endif
1975# ifdef HAS_FREXPL
dff3e0b8 1976# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH		 1977# else
1978# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1979 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH		 1980# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1981# endif
a3540c92 1982# endif
38dbb4c5 1983# ifndef Perl_isnan
758a5d79
JH		 1984# ifdef HAS_ISNANL
1985# define Perl_isnan(x) isnanl(x)
1986# endif
1987# endif
1988# ifndef Perl_isinf
1989# ifdef HAS_FINITEL
1990# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1991# endif
1992# endif
65202027 1993#else
2d4389e4 1994# define NV_DIG DBL_DIG
d6c14000
JH		 1995# ifdef DBL_MANT_DIG
1996# define NV_MANT_DIG DBL_MANT_DIG
1997# endif
06fc1729
JH		 1998# ifdef DBL_MIN
1999# define NV_MIN DBL_MIN
2000# endif
2001# ifdef DBL_MAX
2002# define NV_MAX DBL_MAX
2003# endif
2004# ifdef DBL_MIN_10_EXP
2005# define NV_MIN_10_EXP DBL_MIN_10_EXP
2006# endif
2007# ifdef DBL_MAX_10_EXP
2008# define NV_MAX_10_EXP DBL_MAX_10_EXP
2009# endif
2010# ifdef DBL_EPSILON
2011# define NV_EPSILON DBL_EPSILON
2012# endif
205f51d8 2013# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH		 2014# define NV_MAX DBL_MAX
2015# define NV_MIN DBL_MIN
2016# else
2017# ifdef HUGE_VAL
2018# define NV_MAX HUGE_VAL
2019# endif
2020# endif
65202027
DS		 2021# define Perl_cos cos
2022# define Perl_sin sin
2023# define Perl_sqrt sqrt
2024# define Perl_exp exp
2025# define Perl_log log
2026# define Perl_atan2 atan2
2027# define Perl_pow pow
2028# define Perl_floor floor
1bbae031 2029# define Perl_ceil ceil
65202027 2030# define Perl_fmod fmod
a3540c92 2031# define Perl_modf(x,y) modf(x,y)
dff3e0b8 2032# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 2033#endif
2034
2035/* rumor has it that Win32 has _fpclass() */
2036
205f51d8
AS		 2037/* SGI has fpclassl... but not with the same result values,
2038 * and it's via a typedef (not via #define), so will need to redo Configure
2039 * to use. Not worth the trouble, IMO, at least until the below is used
2040 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2041 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2042 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2043
758a5d79
JH		 2044#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2045# ifdef I_IEEFP
2046# include <ieeefp.h>
2047# endif
2048# ifdef I_FP
2049# include <fp.h>
2050# endif
2051# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2052# define Perl_fp_class() fpclassl(x)
2053# else
2054# define Perl_fp_class() fpclass(x)
2055# endif
2056# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2057# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2058# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2059# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2060# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2061# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2062# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2063# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2064# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2065# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2066# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2067# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2068# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2069# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2070# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2071#endif
2072
7114a2d2 2073#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 2074# include <math.h>
2075# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2076# include <fp_class.h>
2077# endif
2078# define Perl_fp_class(x) fp_class(x)
2079# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2080# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2081# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2082# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2083# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2084# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2085# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2086# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2087# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2088# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2089# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2090# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2091# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2092# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2093# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2094#endif
2095
2096#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2097# include <math.h>
2098# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2099# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH		 2100# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2101# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2102# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2103# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2104#endif
2105
2106#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2107# include <math.h>
2108# ifndef _cplusplus
2109# define Perl_fp_class(x) class(x)
2110# else
2111# define Perl_fp_class(x) _class(x)
2112# endif
2113# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2114# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2115# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2116# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2117# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2118# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2119# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2120# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2121# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2122# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2123# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2124# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2125# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2126# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2127# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2128#endif
2129
2130/* rumor has it that Win32 has _isnan() */
2131
2132#ifndef Perl_isnan
a3540c92 2133# ifdef HAS_ISNAN
758a5d79
JH		 2134# define Perl_isnan(x) isnan((NV)x)
2135# else
2136# ifdef Perl_fp_class_nan
2137# define Perl_isnan(x) Perl_fp_class_nan(x)
2138# else
2139# ifdef HAS_UNORDERED
2140# define Perl_isnan(x) unordered((x), 0.0)
2141# else
2142# define Perl_isnan(x) ((x)!=(x))
2143# endif
2144# endif
2145# endif
2146#endif
2147
ca6c63e1
JH		 2148#ifdef UNDER_CE
2149int isnan(double d);
2150#endif
2151
758a5d79
JH		 2152#ifndef Perl_isinf
2153# ifdef HAS_ISINF
2154# define Perl_isinf(x) isinf((NV)x)
a3540c92 2155# else
758a5d79
JH		 2156# ifdef Perl_fp_class_inf
2157# define Perl_isinf(x) Perl_fp_class_inf(x)
2158# else
2159# define Perl_isinf(x) ((x)==NV_INF)
2160# endif
2161# endif
2162#endif
2163
2164#ifndef Perl_isfinite
2165# ifdef HAS_FINITE
2166# define Perl_isfinite(x) finite((NV)x)
2167# else
2168# ifdef HAS_ISFINITE
2169# define Perl_isfinite(x) isfinite(x)
2170# else
2171# ifdef Perl_fp_class_finite
2172# define Perl_isfinite(x) Perl_fp_class_finite(x)
2173# else
2174# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2175# endif
2176# endif
a3540c92 2177# endif
65202027
DS		 2178#endif
2179
a36244b7
JH		 2180/* The default is to use Perl's own atof() implementation (in numeric.c).
2181 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2182 * it is however best to use the native implementation of atof.
2183 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2184 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS		 2185 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2186 * you may need to be using a different function than atof! */
a36244b7
JH		 2187
2188#ifndef USE_PERL_ATOF
2189# ifndef _UNICOS
2190# define USE_PERL_ATOF
2191# endif
2192#else
2193# if USE_PERL_ATOF == 0
2194# undef USE_PERL_ATOF
2195# endif
2196#endif
2197
2198#ifdef USE_PERL_ATOF
2199# define Perl_atof(s) Perl_my_atof(s)
2200# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2201#else
2202# define Perl_atof(s) (NV)atof(s)
2203# define Perl_atof2(s, n) ((n) = atof(s))
2204#endif
cf2093f6 2205
d460ef45 2206/* Previously these definitions used hardcoded figures.
760ac839
LW		 2207 * It is hoped these formula are more portable, although
2208 * no data one way or another is presently known to me.
2209 * The "PERL_" names are used because these calculated constants
2210 * do not meet the ANSI requirements for LONG_MAX, etc., which
2211 * need to be constants acceptable to #if - kja
2212 * define PERL_LONG_MAX 2147483647L
2213 * define PERL_LONG_MIN (-LONG_MAX - 1)
2214 * define PERL ULONG_MAX 4294967295L
2215 */
2216
2217#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2218# include <limits.h>
760ac839 2219#endif
205f51d8
AS		 2220/* Included values.h above if necessary; still including limits.h down here,
2221 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 2222
99abf803 2223/*
2224 * Try to figure out max and min values for the integral types. THE CORRECT
2225 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2226 * following hacks are used if neither limits.h or values.h provide them:
2227 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2228 * for types < int: (unsigned TYPE)~(unsigned)0
2229 * The argument to ~ must be unsigned so that later signed->unsigned
2230 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2231 * and it must not be smaller than int because ~ does integral promotion.
2232 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2233 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2234 * The latter is a hack which happens to work on some machines but
2235 * does *not* catch any random system, or things like integer types
2236 * with NaN if that is possible.
2237 *
2238 * All of the types are explicitly cast to prevent accidental loss of
2239 * numeric range, and in the hope that they will be less likely to confuse
2240 * over-eager optimizers.
2241 *
2242 */
27d4fb96 2243
99abf803 2244#define PERL_UCHAR_MIN ((unsigned char)0)
2245
2246#ifdef UCHAR_MAX
2247# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2248#else
99abf803 2249# ifdef MAXUCHAR
2250# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2251# else
99abf803 2252# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 2253# endif
2254#endif
d460ef45 2255
99abf803 2256/*
2257 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2258 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2259 * depending on local options. Until Configure detects this (or at least
2260 * detects whether the "signed" keyword is available) the CHAR ranges
2261 * will not be included. UCHAR functions normally.
2262 * - kja
2263 */
27d4fb96 2264
99abf803 2265#define PERL_USHORT_MIN ((unsigned short)0)
2266
2267#ifdef USHORT_MAX
2268# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2269#else
99abf803 2270# ifdef MAXUSHORT
2271# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2272# else
ef2f54b0
CB		 2273# ifdef USHRT_MAX
2274# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2275# else
2276# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2277# endif
27d4fb96 2278# endif
2279#endif
2280
27d4fb96 2281#ifdef SHORT_MAX
99abf803 2282# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 2283#else
2284# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2285# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2286# else
ef2f54b0
CB		 2287# ifdef SHRT_MAX
2288# define PERL_SHORT_MAX ((short)SHRT_MAX)
2289# else
2290# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2291# endif
27d4fb96 2292# endif
2293#endif
2294
2295#ifdef SHORT_MIN
99abf803 2296# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 2297#else
2298# ifdef MINSHORT
99abf803 2299# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2300# else
ef2f54b0
CB		 2301# ifdef SHRT_MIN
2302# define PERL_SHORT_MIN ((short)SHRT_MIN)
2303# else
2304# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2305# endif
27d4fb96 2306# endif
2307#endif
2308
99abf803 2309#ifdef UINT_MAX
2310# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2311#else
99abf803 2312# ifdef MAXUINT
2313# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2314# else
99abf803 2315# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 2316# endif
2317#endif
2318
99abf803 2319#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 2320
2321#ifdef INT_MAX
99abf803 2322# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 2323#else
2324# ifdef MAXINT /* Often used in <values.h> */
99abf803 2325# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2326# else
99abf803 2327# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 2328# endif
2329#endif
2330
2331#ifdef INT_MIN
99abf803 2332# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 2333#else
2334# ifdef MININT
99abf803 2335# define PERL_INT_MIN ((int)MININT)
27d4fb96 2336# else
2337# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2338# endif
2339#endif
2340
99abf803 2341#ifdef ULONG_MAX
2342# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2343#else
99abf803 2344# ifdef MAXULONG
2345# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2346# else
99abf803 2347# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 2348# endif
2349#endif
2350
99abf803 2351#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2352
760ac839 2353#ifdef LONG_MAX
99abf803 2354# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 2355#else
2356# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2357# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2358# else
99abf803 2359# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 2360# endif
2361#endif
2362
2363#ifdef LONG_MIN
99abf803 2364# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 2365#else
2366# ifdef MINLONG
99abf803 2367# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2368# else
27d4fb96 2369# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 2370# endif
2371#endif
2372
d7d93a81 2373#ifdef UV_IS_QUAD
99abf803 2374
99abf803 2375# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2376# define PERL_UQUAD_MIN ((UV)0)
99abf803 2377# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2378# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2379
79072805
LW		 2380#endif
2381
22f7c9c9
JH		 2382#ifdef MYMALLOC
2383# include "malloc_ctl.h"
2384#endif
2385
830247a4 2386struct RExC_state_t;
8e11feef 2387struct _reg_trie_data;
880b20b6 2388
ee0007ab 2389typedef MEM_SIZE STRLEN;
450a55e4 2390
598921a7
NC		 2391#ifdef PERL_MAD
2392typedef struct token TOKEN;
2393typedef struct madprop MADPROP;
2394typedef struct nexttoken NEXTTOKE;
2395#endif
79072805
LW		 2396typedef struct op OP;
2397typedef struct cop COP;
2398typedef struct unop UNOP;
2399typedef struct binop BINOP;
2400typedef struct listop LISTOP;
2401typedef struct logop LOGOP;
79072805
LW		 2402typedef struct pmop PMOP;
2403typedef struct svop SVOP;
7934575e 2404typedef struct padop PADOP;
79072805 2405typedef struct pvop PVOP;
79072805
LW		 2406typedef struct loop LOOP;
2407
52db365a
BM		 2408typedef struct block_hooks BHK;
2409
cd1541b2
NC		 2410typedef struct interpreter PerlInterpreter;
2411
d2b3f365
SS		 2412/* Amdahl's <ksync.h> has struct sv */
2413/* SGI's <sys/sema.h> has struct sv */
2414#if defined(UTS) || defined(__sgi)
2415# define STRUCT_SV perl_sv
b8d3c5db
JH		 2416#else
2417# define STRUCT_SV sv
2418#endif
2419typedef struct STRUCT_SV SV;
79072805
LW		 2420typedef struct av AV;
2421typedef struct hv HV;
2422typedef struct cv CV;
288b8c02 2423typedef struct regexp ORANGE; /* This is the body structure. */
d2f13c59 2424typedef struct p5rx REGEXP;
79072805 2425typedef struct gp GP;
0c30d9ec 2426typedef struct gv GV;
8990e307 2427typedef struct io IO;
c09156bb 2428typedef struct context PERL_CONTEXT;
79072805
LW		 2429typedef struct block BLOCK;
2430
2431typedef struct magic MAGIC;
2432typedef struct xpv XPV;
2433typedef struct xpviv XPVIV;
ff68c719 2434typedef struct xpvuv XPVUV;
79072805
LW		 2435typedef struct xpvnv XPVNV;
2436typedef struct xpvmg XPVMG;
2437typedef struct xpvlv XPVLV;
2438typedef struct xpvav XPVAV;
2439typedef struct xpvhv XPVHV;
2440typedef struct xpvgv XPVGV;
2441typedef struct xpvcv XPVCV;
2442typedef struct xpvbm XPVBM;
2443typedef struct xpvfm XPVFM;
8990e307 2444typedef struct xpvio XPVIO;
79072805
LW		 2445typedef struct mgvtbl MGVTBL;
2446typedef union any ANY;
5f7fde29
GS		 2447typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2448typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 2449typedef struct clone_params CLONE_PARAMS;
2450
378cc40b 2451#include "handy.h"
a0d0e21e 2452
6b8eaf93 2453#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 2454# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2455# define USE_64_BIT_RAWIO /* implicit */
2456# endif
4564133c
JH		 2457#endif
2458
6b8eaf93
JH		 2459/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2460 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2461 * however, because operating systems like to do that themself. */
2462#ifndef FSEEKSIZE
2463# ifdef HAS_FSEEKO
2464# define FSEEKSIZE LSEEKSIZE
2465# else
2466# define FSEEKSIZE LONGSIZE
d460ef45 2467# endif
6b8eaf93
JH		 2468#endif
2469
2470#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 2471# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2472# define USE_64_BIT_STDIO /* implicit */
2473# endif
2474#endif
4564133c 2475
09458382 2476#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 2477# ifdef HAS_OFF64_T
2478# undef Off_t
2479# define Off_t off64_t
2480# undef LSEEKSIZE
2481# define LSEEKSIZE 8
5ff3f7a4 2482# endif
d9b3e12d
JH		 2483/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2484 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2485 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 2486# if defined(USE_OPEN64)
2487# define open open64
5ff3f7a4 2488# endif
d9b3e12d
JH		 2489# if defined(USE_LSEEK64)
2490# define lseek lseek64
6b8eaf93
JH		 2491# else
2492# if defined(USE_LLSEEK)
2493# define lseek llseek
2494# endif
d9b3e12d
JH		 2495# endif
2496# if defined(USE_STAT64)
2497# define stat stat64
2498# endif
2499# if defined(USE_FSTAT64)
2500# define fstat fstat64
2501# endif
2502# if defined(USE_LSTAT64)
2503# define lstat lstat64
2504# endif
2505# if defined(USE_FLOCK64)
2506# define flock flock64
2507# endif
2508# if defined(USE_LOCKF64)
2509# define lockf lockf64
2510# endif
2511# if defined(USE_FCNTL64)
2512# define fcntl fcntl64
2513# endif
2514# if defined(USE_TRUNCATE64)
2515# define truncate truncate64
2516# endif
2517# if defined(USE_FTRUNCATE64)
2518# define ftruncate ftruncate64
2519# endif
2520#endif
2521
2522#ifdef USE_64_BIT_STDIO
2523# ifdef HAS_FPOS64_T
2524# undef Fpos_t
2525# define Fpos_t fpos64_t
2526# endif
2527/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2528 * will trigger defines like the ones below. Some 64-bit environments,
2529 * however, do not. */
2530# if defined(USE_FOPEN64)
2531# define fopen fopen64
2532# endif
2533# if defined(USE_FSEEK64)
6b8eaf93 2534# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 2535# endif
2536# if defined(USE_FTELL64)
6b8eaf93 2537# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 2538# endif
2539# if defined(USE_FSETPOS64)
2540# define fsetpos fsetpos64
2541# endif
2542# if defined(USE_FGETPOS64)
2543# define fgetpos fgetpos64
2544# endif
2545# if defined(USE_TMPFILE64)
2546# define tmpfile tmpfile64
2547# endif
2548# if defined(USE_FREOPEN64)
2549# define freopen freopen64
5ff3f7a4
GS		 2550# endif
2551#endif
2552
e37778c2 2553#if defined(OS2)
2c2d71f5
JH		 2554# include "iperlsys.h"
2555#endif
2556
6f71a643 2557#if defined(__OPEN_VM)
19848b3f
JH		 2558# include "vmesa/vmesaish.h"
2559# define ISHISH "vmesa"
6f71a643
JH		 2560#endif
2561
748a9306 2562#ifdef DOSISH
19848b3f
JH		 2563# if defined(OS2)
2564# include "os2ish.h"
2565# else
2566# include "dosish.h"
2567# endif
2568# define ISHISH "dos"
2569#endif
2570
2571#if defined(VMS)
748a9306 2572# include "vmsish.h"
96e176bf 2573# include "embed.h"
eb8433b7
NC		 2574# ifndef PERL_MAD
2575# undef op_getmad
b3f24c00 2576# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2577# endif
19848b3f
JH		 2578# define ISHISH "vms"
2579#endif
2580
2581#if defined(PLAN9)
2582# include "./plan9/plan9ish.h"
2583# define ISHISH "plan9"
2584#endif
2585
2586#if defined(MPE)
2587# include "mpeix/mpeixish.h"
2588# define ISHISH "mpeix"
2589#endif
2590
2591#if defined(__VOS__)
196918b0
PG		 2592# ifdef __GNUC__
2593# include "./vos/vosish.h"
2594# else
2595# include "vos/vosish.h"
2596# endif
19848b3f
JH		 2597# define ISHISH "vos"
2598#endif
2599
2600#if defined(EPOC)
2601# include "epocish.h"
2602# define ISHISH "epoc"
2603#endif
2604
9969cdde 2605#ifdef __SYMBIAN32__
27da23d5
JH		 2606# include "symbian/symbianish.h"
2607# include "embed.h"
eb8433b7
NC		 2608# ifndef PERL_MAD
2609# undef op_getmad
b3f24c00 2610# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2611# endif
27da23d5
JH		 2612# define ISHISH "symbian"
2613#endif
2614
19848b3f 2615
df00ff3b
IW		 2616#if defined(__HAIKU__)
2617# include "haiku/haikuish.h"
2618# define ISHISH "haiku"
2619#elif defined(__BEOS__)
efca5cc6
JH		 2620# include "beos/beosish.h"
2621# define ISHISH "beos"
2622#endif
2623
19848b3f
JH		 2624#ifndef ISHISH
2625# include "unixish.h"
2626# define ISHISH "unix"
13b6e58c
JH		 2627#endif
2628
2946a158
JH		 2629/* NSIG logic from Configure --> */
2630/* Strange style to avoid deeply-nested #if/#else/#endif */
2631#ifndef NSIG
2632# ifdef _NSIG
2633# define NSIG (_NSIG)
2634# endif
2635#endif
2636
2637#ifndef NSIG
2638# ifdef SIGMAX
2639# define NSIG (SIGMAX+1)
2640# endif
2641#endif
2642
2643#ifndef NSIG
2644# ifdef SIG_MAX
2645# define NSIG (SIG_MAX+1)
2646# endif
2647#endif
2648
2649#ifndef NSIG
2650# ifdef _SIG_MAX
2651# define NSIG (_SIG_MAX+1)
2652# endif
2653#endif
2654
2655#ifndef NSIG
2656# ifdef MAXSIG
2657# define NSIG (MAXSIG+1)
2658# endif
2659#endif
2660
2661#ifndef NSIG
2662# ifdef MAX_SIG
2663# define NSIG (MAX_SIG+1)
2664# endif
2665#endif
2666
2667#ifndef NSIG
2668# ifdef SIGARRAYSIZE
2669# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2670# endif
2671#endif
2672
2673#ifndef NSIG
2674# ifdef _sys_nsig
2675# define NSIG (_sys_nsig) /* Solaris 2.5 */
2676# endif
2677#endif
2678
2679/* Default to some arbitrary number that's big enough to get most
2680 of the common signals.
2681*/
2682#ifndef NSIG
2683# define NSIG 50
2684#endif
2685/* <-- NSIG logic from Configure */
2686
13b6e58c
JH		 2687#ifndef NO_ENVIRON_ARRAY
2688# define USE_ENVIRON_ARRAY
2689#endif
32f822de 2690
c77b533b
JH		 2691/*
2692 * initialise to avoid floating-point exceptions from overflow, etc
2693 */
2694#ifndef PERL_FPU_INIT
2695# ifdef HAS_FPSETMASK
2696# if HAS_FLOATINGPOINT_H
2697# include <floatingpoint.h>
2698# endif
ad3a8c67
NC		 2699/* Some operating systems have this as a macro, which in turn expands to a comma
2700 expression, and the last sub-expression is something that gets calculated,
2701 and then they have the gall to warn that a value computed is not used. Hence
2702 cast to void. */
2703# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2704# else
2f42fcb0 2705# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2706# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS		 2707# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2708# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH		 2709# else
2710# define PERL_FPU_INIT
2f42fcb0 2711
7014c407 2712# endif
c77b533b
JH		 2713# endif
2714#endif
b35112e7
CS		 2715#ifndef PERL_FPU_PRE_EXEC
2716# define PERL_FPU_PRE_EXEC {
2717# define PERL_FPU_POST_EXEC }
2718#endif
c77b533b 2719
cbec8ebe
DM		 2720#ifndef PERL_SYS_INIT3_BODY
2721# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ		 2722#endif
2723
eb533572
DM		 2724/*
2725=for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2726Provides system-specific tune up of the C runtime environment necessary to
2727run Perl interpreters. This should be called only once, before creating
2728any Perl interpreters.
2729
2730=for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2731Provides system-specific tune up of the C runtime environment necessary to
2732run Perl interpreters. This should be called only once, before creating
2733any Perl interpreters.
2734
2735=for apidoc Am|void|PERL_SYS_TERM|
2736Provides system-specific clean up of the C runtime environment after
2737running Perl interpreters. This should be called only once, after
2738freeing any remaining Perl interpreters.
2739
2740=cut
2741 */
2742
cbec8ebe
DM		 2743#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2744#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2745#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2746
be708cc0
JH		 2747#ifndef PERL_WRITE_MSG_TO_CONSOLE
2748# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2749#endif
2750
0f31cffe
GS		 2751#ifndef MAXPATHLEN
2752# ifdef PATH_MAX
b990c8b2
JH		 2753# ifdef _POSIX_PATH_MAX
2754# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH		 2755/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2756 * included the null byte or not. Later amendments of POSIX,
2757 * XPG4, the Austin Group, and the Single UNIX Specification
2758 * all explicitly include the null byte in the PATH_MAX.
2759 * Ditto for _POSIX_PATH_MAX. */
2760# define MAXPATHLEN PATH_MAX
b990c8b2 2761# else
09448d78 2762# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2763# endif
2764# else
2765# define MAXPATHLEN (PATH_MAX+1)
2766# endif
0f31cffe 2767# else
b990c8b2 2768# ifdef _POSIX_PATH_MAX
09448d78 2769# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2770# else
2771# define MAXPATHLEN 1024 /* Err on the large side. */
2772# endif
0f31cffe
GS		 2773# endif
2774#endif
2775
c80263a8
SH		 2776/* In case Configure was not used (we are using a "canned config"
2777 * such as Win32, or a cross-compilation setup, for example) try going
2778 * by the gcc major and minor versions. One useful URL is
2779 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2780 * but contrary to this information warn_unused_result seems
2781 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD		 2782 * Also, when building extensions with an installed perl, this allows
2783 * the user to upgrade gcc and get the right attributes, rather than
2784 * relying on the list generated at Configure time. --AD
c80263a8
SH		 2785 * Set these up now otherwise we get confused when some of the <*thread.h>
2786 * includes below indirectly pull in <perlio.h> (which needs to know if we
2787 * have HASATTRIBUTE_FORMAT).
2788 */
2789
4d7c7898 2790#ifndef PERL_MICRO
fc2007d4 2791#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS		 2792# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2793# define HASATTRIBUTE_DEPRECATED
2794# endif
c80263a8
SH		 2795# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2796# define HASATTRIBUTE_FORMAT
63cdf24b
SH		 2797# if defined __MINGW32__
2798# define PRINTF_FORMAT_NULL_OK
2799# endif
c80263a8
SH		 2800# endif
2801# if __GNUC__ >= 3 /* 3.0 -> */
2802# define HASATTRIBUTE_MALLOC
2803# endif
2804# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2805# define HASATTRIBUTE_NONNULL
2806# endif
2807# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2808# define HASATTRIBUTE_NORETURN
2809# endif
2810# if __GNUC__ >= 3 /* gcc 3.0 -> */
2811# define HASATTRIBUTE_PURE
2812# endif
42bf5550 2813# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH		 2814# define HASATTRIBUTE_UNUSED
2815# endif
d324fe49
AD		 2816# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2817# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2818# endif
c80263a8
SH		 2819# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2820# define HASATTRIBUTE_WARN_UNUSED_RESULT
2821# endif
2822#endif
00f254e2 2823#endif /* #ifndef PERL_MICRO */
c80263a8 2824
3db8f154 2825/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2826 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 2827 * this results in many functions being undeclared which bothers C++
2828 * May make sense to have threads after "*ish.h" anyway
2829 */
2830
3db8f154 2831#if defined(USE_ITHREADS)
2986a63f
JH		 2832# ifdef NETWARE
2833# include <nw5thread.h>
2834# else
32f822de
GS		 2835# ifdef FAKE_THREADS
2836# include "fakethr.h"
2837# else
2838# ifdef WIN32
2839# include <win32thread.h>
2840# else
dd96f567
IZ		 2841# ifdef OS2
2842# include "os2thread.h"
2843# else
7f3d1cf1 2844# ifdef I_MACH_CTHREADS
bdd66968 2845# include <mach/cthreads.h>
8f1f23e8 2846# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 2847# define MUTEX_INIT_CALLS_MALLOC
2848# endif
7f3d1cf1
BH		 2849typedef cthread_t perl_os_thread;
2850typedef mutex_t perl_mutex;
2851typedef condition_t perl_cond;
2852typedef void * perl_key;
2853# else /* Posix threads */
1f5ae88c
JH		 2854# ifdef I_PTHREAD
2855# include <pthread.h>
2856# endif
7f3d1cf1
BH		 2857typedef pthread_t perl_os_thread;
2858typedef pthread_mutex_t perl_mutex;
2859typedef pthread_cond_t perl_cond;
2860typedef pthread_key_t perl_key;
2861# endif /* I_MACH_CTHREADS */
dd96f567 2862# endif /* OS2 */
32f822de
GS		 2863# endif /* WIN32 */
2864# endif /* FAKE_THREADS */
2986a63f 2865#endif /* NETWARE */
3db8f154 2866#endif /* USE_ITHREADS */
c5be433b 2867
66a93824 2868#if defined(WIN32)
1feb2720 2869# include "win32.h"
c5be433b
GS		 2870#endif
2871
2986a63f
JH		 2872#ifdef NETWARE
2873# include "netware.h"
2874#endif
2875
e5218da5 2876#define STATUS_UNIX PL_statusvalue
68dc0745 2877#ifdef VMS
6b88bc9c 2878# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM		 2879/*
2880 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2881 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM		 2882 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2883 * be updated also.
2884 */
2885# include <stsdef.h>
2886# include <ssdef.h>
2887/* Presume this because if VMS changes it, it will require a new
2888 * set of APIs for waiting on children for binary compatibility.
2889 */
2890# define child_offset_bits (8)
2891# ifndef C_FAC_POSIX
2892# define C_FAC_POSIX 0x35A000
2893# endif
2894
2895/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2896 * platform from the existing UNIX or Native status values.
2897 */
2898
37038d91 2899# define STATUS_EXIT \
7a7fd8e0
JM		 2900 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2901 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2902
7a7fd8e0 2903
fb38d079
JM		 2904/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2905 * exit code and shifts the UNIX value over the correct number of bits to
2906 * be a child status. Usually the number of bits is 8, but that could be
2907 * platform dependent. The NATIVE status code is presumed to have either
2908 * from a child process.
7a7fd8e0
JM		 2909 */
2910
fb38d079
JM		 2911/* This is complicated. The child processes return a true native VMS
2912 status which must be saved. But there is an assumption in Perl that
2913 the UNIX child status has some relationship to errno values, so
00f254e2 2914 Perl tries to translate it to text in some of the tests.
fb38d079
JM		 2915 In order to get the string translation correct, for the error, errno
2916 must be EVMSERR, but that generates a different text message
2917 than what the test programs are expecting. So an errno value must
2918 be derived from the native status value when an error occurs.
2919 That will hide the true native status message. With this version of
2920 perl, the true native child status can always be retrieved so that
2921 is not a problem. But in this case, Pl_statusvalue and errno may
2922 have different values in them.
2923 */
7a7fd8e0 2924
fb38d079 2925# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2926 STMT_START { \
2fbb330f
JM		 2927 I32 evalue = (I32)n; \
2928 if (evalue == EVMSERR) { \
2929 PL_statusvalue_vms = vaxc$errno; \
2930 PL_statusvalue = evalue; \
7a7fd8e0 2931 } else { \
2fbb330f 2932 PL_statusvalue_vms = evalue; \
fb38d079 2933 if (evalue == -1) { \
3280af22 2934 PL_statusvalue = -1; \
7a7fd8e0
JM		 2935 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2936 } else \
fb38d079 2937 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2938 set_vaxc_errno(evalue); \
fb38d079
JM		 2939 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2940 set_errno(EVMSERR); \
2941 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2942 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2943 } \
68dc0745 2944 } STMT_END
7a7fd8e0 2945
68dc0745 2946# ifdef VMSISH_STATUS
e5218da5 2947# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2948# else
e5218da5 2949# define STATUS_CURRENT STATUS_UNIX
68dc0745 2950# endif
7a7fd8e0
JM		 2951
2952 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2953 * the NATIVE status to an equivalent value. Can not be used to translate
2954 * exit code values as exit code values are not guaranteed to have any
2955 * relationship at all to errno values.
2956 * This is used when Perl is forcing errno to have a specific value.
2957 */
e5218da5 2958# define STATUS_UNIX_SET(n) \
68dc0745 2959 STMT_START { \
7a7fd8e0 2960 I32 evalue = (I32)n; \
0968cdad 2961 PL_statusvalue = evalue; \
3280af22 2962 if (PL_statusvalue != -1) { \
0968cdad
JM		 2963 if (PL_statusvalue != EVMSERR) { \
2964 PL_statusvalue &= 0xFFFF; \
2965 if (MY_POSIX_EXIT) \
2966 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2967 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2968 } \
2969 else { \
2970 PL_statusvalue_vms = vaxc$errno; \
2971 } \
68dc0745 2972 } \
0968cdad
JM		 2973 else PL_statusvalue_vms = SS$_ABORT; \
2974 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM		 2975 } STMT_END
2976
2977 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM		 2978 * the NATIVE error status based on it.
2979 *
2980 * When in the default mode to comply with the Perl VMS documentation,
2981 * 0 is a success and any other code sets the NATIVE status to a failure
2982 * code of SS$_ABORT.
fb38d079
JM		 2983 *
2984 * In the new POSIX EXIT mode, native status will be set so that the
2985 * actual exit code will can be retrieved by the calling program or
2986 * shell.
2987 *
2988 * If the exit code is not clearly a UNIX parent or child exit status,
2989 * it will be passed through as a VMS status.
7a7fd8e0
JM		 2990 */
2991
fb38d079 2992# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM		 2993 STMT_START { \
2994 I32 evalue = (I32)n; \
2995 PL_statusvalue = evalue; \
e08e1e1d
JM		 2996 if (MY_POSIX_EXIT) { \
2997 if (evalue <= 0xFF00) { \
2998 if (evalue > 0xFF) \
2999 evalue = (evalue >> child_offset_bits) & 0xFF; \
3000 PL_statusvalue_vms = \
3001 (C_FAC_POSIX | (evalue << 3 ) | \
3002 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3003 } else /* forgive them Perl, for they have sinned */ \
3004 PL_statusvalue_vms = evalue; \
3005 } else { \
3006 if (evalue == 0) \
3007 PL_statusvalue_vms = SS$_NORMAL; \
3008 else if (evalue <= 0xFF00) \
3009 PL_statusvalue_vms = SS$_ABORT; \
3010 else { /* forgive them Perl, for they have sinned */ \
3011 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3012 else PL_statusvalue_vms = vaxc$errno; \
3013 /* And obviously used a VMS status value instead of UNIX */ \
3014 PL_statusvalue = EVMSERR; \
3015 } \
3016 set_vaxc_errno(PL_statusvalue_vms); \
3017 } \
68dc0745 3018 } STMT_END
fb38d079 3019
e08e1e1d 3020
6ac6a52b
JM		 3021 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3022 * and sets the NATIVE error status based on it. This special case
3023 * is needed to maintain compatibility with past VMS behavior.
3024 *
3025 * In the default mode on VMS, this number is passed through as
3026 * both the NATIVE and UNIX status. Which makes it different
3027 * that the STATUS_UNIX_EXIT_SET.
3028 *
3029 * In the new POSIX EXIT mode, native status will be set so that the
3030 * actual exit code will can be retrieved by the calling program or
3031 * shell.
3032 *
1a3aec58
JM		 3033 * A POSIX exit code is from 0 to 255. If the exit code is higher
3034 * than this, it needs to be assumed that it is a VMS exit code and
3035 * passed through.
6ac6a52b
JM		 3036 */
3037
3038# define STATUS_EXIT_SET(n) \
3039 STMT_START { \
3040 I32 evalue = (I32)n; \
3041 PL_statusvalue = evalue; \
3042 if (MY_POSIX_EXIT) \
1a3aec58
JM		 3043 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3044 PL_statusvalue_vms = \
3045 (C_FAC_POSIX | (evalue << 3 ) | \
3046 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM		 3047 else \
3048 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3049 set_vaxc_errno(PL_statusvalue_vms); \
3050 } STMT_END
3051
fb38d079
JM		 3052
3053 /* This macro forces a success status */
7a7fd8e0
JM		 3054# define STATUS_ALL_SUCCESS \
3055 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM		 3056
3057 /* This macro forces a failure status */
7a7fd8e0
JM		 3058# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3059 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3060 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3061
68dc0745 3062#else
e5218da5 3063# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3064# if defined(WCOREDUMP)
37038d91 3065# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 3066 STMT_START { \
3067 PL_statusvalue_posix = (n); \
3068 if (PL_statusvalue_posix == -1) \
3069 PL_statusvalue = -1; \
3070 else { \
3071 PL_statusvalue = \
3072 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3073 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3074 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3075 } \
3076 } STMT_END
3077# elif defined(WIFEXITED)
37038d91 3078# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 3079 STMT_START { \
3080 PL_statusvalue_posix = (n); \
3081 if (PL_statusvalue_posix == -1) \
3082 PL_statusvalue = -1; \
3083 else { \
3084 PL_statusvalue = \
3085 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3086 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3087 } \
3088 } STMT_END
3089# else
37038d91 3090# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 3091 STMT_START { \
3092 PL_statusvalue_posix = (n); \
3093 if (PL_statusvalue_posix == -1) \
3094 PL_statusvalue = -1; \
3095 else { \
3096 PL_statusvalue = \
3097 PL_statusvalue_posix & 0xFFFF; \
3098 } \
3099 } STMT_END
3100# endif
3101# define STATUS_UNIX_SET(n) \
68dc0745 3102 STMT_START { \
3280af22
NIS		 3103 PL_statusvalue = (n); \
3104 if (PL_statusvalue != -1) \
3105 PL_statusvalue &= 0xFFFF; \
68dc0745 3106 } STMT_END
7a7fd8e0 3107# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3108# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3109# define STATUS_CURRENT STATUS_UNIX
37038d91 3110# define STATUS_EXIT STATUS_UNIX
e5218da5
GA		 3111# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3112# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745 3113#endif
3114
cc3604b1
GS		 3115/* flags in PL_exit_flags for nature of exit() */
3116#define PERL_EXIT_EXPECTED 0x01
31d77e54 3117#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3118
0b94c7bb 3119#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 3120# define MEMBER_TO_FPTR(name) name
3121#endif
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
DM		 3899#define PERL_MAGIC_ext '~' /* Available for use by extensions */
3900
de84dc04
NC		 3901#if defined(DEBUGGING) && defined(I_ASSERT)
3902# include <assert.h>
3903#endif
3904
3905/* Keep the old croak based assert for those who want it, and as a fallback if
27ceb597 3906 the platform is so heretically non-ANSI that it can't assert. */
14befaf4 3907
de84dc04 3908#define Perl_assert(what) PERL_DEB( \
2b057284 3909 ((what) ? ((void) 0) : \
67eb4d30 3910 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
60b9f5a7 3911 "\", line %d", STRINGIFY(what), __LINE__), \
2b057284 3912 (void) 0)))
de84dc04
NC		 3913
3914#ifndef assert
3915# define assert(what) Perl_assert(what)
a446a88f 3916#endif
8d063cd8 3917
450a55e4 3918struct ufuncs {
24f81a43
DM		 3919 I32 (*uf_val)(pTHX_ IV, SV*);
3920 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 3921 IV uf_index;
450a55e4
LW		 3922};
3923
14befaf4 3924/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 3925 * XS code wanting to be backward compatible can do something
3926 * like the following:
c745e42c 3927
24f81a43 3928#ifndef PERL_MG_UFUNC
24f81a43
DM		 3929#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3930#endif
3931
3932static PERL_MG_UFUNC(foo_get, index, val)
3933{
3934 sv_setsv(val, ...);
3935 return TRUE;
3936}
3937
3938-- Doug MacEachern
3939
3940*/
3941
fc9c74e6 3942#ifndef PERL_MG_UFUNC
24f81a43 3943#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 3944#endif
24f81a43 3945
fe14fcc3 3946/* Fix these up for __STDC__ */
68dc0745 3947#ifndef DONT_DECLARE_STD
20ce7b12 3948char *mktemp (char*);
37bd1396 3949#ifndef atof
20ce7b12 3950double atof (const char*);
a0d0e21e 3951#endif
37bd1396 3952#endif
79072805 3953
352d5a3a 3954#ifndef STANDARD_C
fe14fcc3 3955/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 3956Time_t time();
8d063cd8 3957struct tm *gmtime(), *localtime();
092bebab 3958#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 3959char *(strchr)(), *(strrchr)();
3960char *(strcpy)(), *(strcat)();
3961#else
93a17b20 3962char *strchr(), *strrchr();
378cc40b 3963char *strcpy(), *strcat();
9d116dd7 3964#endif
352d5a3a 3965#endif /* ! STANDARD_C */
8d063cd8 3966
79072805
LW		 3967
3968#ifdef I_MATH
3969# include <math.h>
3970#else
32f822de 3971START_EXTERN_C
20ce7b12
GS		 3972 double exp (double);
3973 double log (double);
3974 double log10 (double);
3975 double sqrt (double);
3976 double frexp (double,int*);
3977 double ldexp (double,int);
3978 double modf (double,double*);
3979 double sin (double);
3980 double cos (double);
3981 double atan2 (double,double);
3982 double pow (double,double);
32f822de 3983END_EXTERN_C
79072805
LW		 3984#endif
3985
aa8b85de
JH		 3986#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3987# define NV_INF LDBL_INFINITY
3988#endif
3989#if !defined(NV_INF) && defined(DBL_INFINITY)
3990# define NV_INF (NV)DBL_INFINITY
3991#endif
3992#if !defined(NV_INF) && defined(INFINITY)
3993# define NV_INF (NV)INFINITY
3994#endif
3995#if !defined(NV_INF) && defined(INF)
3996# define NV_INF (NV)INF
3997#endif
3998#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3999# define NV_INF (NV)HUGE_VALL
4000#endif
4001#if !defined(NV_INF) && defined(HUGE_VAL)
4002# define NV_INF (NV)HUGE_VAL
4003#endif
4004
4005#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
4006# if !defined(NV_NAN) && defined(LDBL_NAN)
4007# define NV_NAN LDBL_NAN
4008# endif
4009# if !defined(NV_NAN) && defined(LDBL_QNAN)
4010# define NV_NAN LDBL_QNAN
4011# endif
4012# if !defined(NV_NAN) && defined(LDBL_SNAN)
4013# define NV_NAN LDBL_SNAN
4014# endif
4015#endif
4016#if !defined(NV_NAN) && defined(DBL_NAN)
4017# define NV_NAN (NV)DBL_NAN
4018#endif
4019#if !defined(NV_NAN) && defined(DBL_QNAN)
4020# define NV_NAN (NV)DBL_QNAN
4021#endif
4022#if !defined(NV_NAN) && defined(DBL_SNAN)
4023# define NV_NAN (NV)DBL_SNAN
4024#endif
4025#if !defined(NV_NAN) && defined(QNAN)
4026# define NV_NAN (NV)QNAN
4027#endif
4028#if !defined(NV_NAN) && defined(SNAN)
4029# define NV_NAN (NV)SNAN
4030#endif
4031#if !defined(NV_NAN) && defined(NAN)
4032# define NV_NAN (NV)NAN
4033#endif
4034
a0d0e21e 4035#ifndef __cplusplus
8f1f23e8 4036# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 4037char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 4038# else
fd8cd3a3 4039# if !defined(WIN32) && !defined(VMS)
10bc17b6 4040#ifndef crypt
20ce7b12 4041char *crypt (const char*, const char*);
10bc17b6 4042#endif
5014db98 4043# endif /* !WIN32 */
8f1f23e8 4044# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 4045# ifndef DONT_DECLARE_STD
4046# ifndef getenv
20ce7b12 4047char *getenv (const char*);
26618a56 4048# endif /* !getenv */
28ca6303 4049# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 4050# ifdef _FILE_OFFSET_BITS
28ca6303 4051# if _FILE_OFFSET_BITS == 64
20ce7b12 4052Off_t lseek (int,Off_t,int);
0fc67700
JH		 4053# endif
4054# endif
bf0c440f 4055# endif
26618a56 4056# endif /* !DONT_DECLARE_STD */
10bc17b6 4057#ifndef getlogin
20ce7b12 4058char *getlogin (void);
10bc17b6 4059#endif
26618a56 4060#endif /* !__cplusplus */
79072805 4061
7a7fd8e0
JM		 4062/* Fixme on VMS. This needs to be a run-time, not build time options */
4063/* Also rename() is affected by this */
16d20bd9 4064#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 4065#define UNLINK unlnk
083639a9 4066I32 unlnk (pTHX_ const char*);
8d063cd8 4067#else
80252599 4068#define UNLINK PerlLIO_unlink
8d063cd8 4069#endif
a687059c 4070
fa0a29af
JH		 4071/* some versions of glibc are missing the setresuid() proto */
4072#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 4073int setresuid(uid_t ruid, uid_t euid, uid_t suid);
4074#endif
fa0a29af
JH		 4075/* some versions of glibc are missing the setresgid() proto */
4076#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 4077int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
4078#endif
4079
fe14fcc3 4080#ifndef HAS_SETREUID
85e6fe83
LW		 4081# ifdef HAS_SETRESUID
4082# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
4083# define HAS_SETREUID
4084# endif
a687059c 4085#endif
fe14fcc3 4086#ifndef HAS_SETREGID
85e6fe83
LW		 4087# ifdef HAS_SETRESGID
4088# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
4089# define HAS_SETREGID
4090# endif
a687059c 4091#endif
ee0007ab 4092
d543acb6 4093/* Sighandler_t defined in iperlsys.h */
ff68c719 4094
4095#ifdef HAS_SIGACTION
4096typedef struct sigaction Sigsave_t;
4097#else
4098typedef Sighandler_t Sigsave_t;
4099#endif
4100
ee0007ab
LW		 4101#define SCAN_DEF 0
4102#define SCAN_TR 1
4103#define SCAN_REPL 2
79072805
LW		 4104
4105#ifdef DEBUGGING
4633a7c4 4106# ifndef register
a0d0e21e
LW		 4107# define register
4108# endif
cea2e8a9 4109# define RUNOPS_DEFAULT Perl_runops_debug
79072805 4110#else
cea2e8a9 4111# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 4112#endif
4113
6cb8cb21 4114#ifdef USE_PERLIO
0934c9d9 4115EXTERN_C void PerlIO_teardown(void);
2f44961c 4116# ifdef USE_ITHREADS
6cb8cb21
RGS		 4117# define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4118# define PERLIO_TERM \
4119 STMT_START { \
d0820ef1 4120 PerlIO_teardown(); \
6cb8cb21
RGS		 4121 MUTEX_DESTROY(&PL_perlio_mutex);\
4122 } STMT_END
4123# else
4124# define PERLIO_INIT
d0820ef1 4125# define PERLIO_TERM PerlIO_teardown()
6cb8cb21 4126# endif
6b29934b
NC		 4127#else
4128# define PERLIO_INIT
4129# define PERLIO_TERM
6cb8cb21
RGS		 4130#endif
4131
18f739ee 4132#ifdef MYMALLOC
772fe5b3 4133# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 4134# define MALLOC_INIT \
4135 STMT_START { \
4136 PL_malloc_mutex = NULL; \
4137 MUTEX_INIT(&PL_malloc_mutex); \
4138 } STMT_END
4139# define MALLOC_TERM \
4140 STMT_START { \
4141 perl_mutex tmp = PL_malloc_mutex; \
4142 PL_malloc_mutex = NULL; \
4143 MUTEX_DESTROY(&tmp); \
4144 } STMT_END
4145# else
4146# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4147# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4148# endif
18f739ee
IZ		 4149#else
4150# define MALLOC_INIT
4151# define MALLOC_TERM
4152#endif
4153
cd1541b2 4154#if defined(PERL_IMPLICIT_CONTEXT)
7cb608b5
NC		 4155
4156struct perl_memory_debug_header;
cd1541b2
NC		 4157struct perl_memory_debug_header {
4158 tTHX interpreter;
4159# ifdef PERL_POISON
4160 MEM_SIZE size;
cd1541b2 4161# endif
7cb608b5
NC		 4162 struct perl_memory_debug_header *prev;
4163 struct perl_memory_debug_header *next;
cd1541b2
NC		 4164};
4165
4166# define sTHX (sizeof(struct perl_memory_debug_header) + \
4167 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4168 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4169
d8fca402
NC		 4170#else
4171# define sTHX 0
cd1541b2
NC		 4172#endif
4173
7cb608b5
NC		 4174#ifdef PERL_TRACK_MEMPOOL
4175# define INIT_TRACK_MEMPOOL(header, interp) \
4176 STMT_START { \
4177 (header).interpreter = (interp); \
4178 (header).prev = (header).next = &(header); \
4179 } STMT_END
4180# else
4181# define INIT_TRACK_MEMPOOL(header, interp)
4182#endif
4183
1cd66f7c
DD		 4184#ifdef I_MALLOCMALLOC
4185/* Needed for malloc_size(), malloc_good_size() on some systems */
4186# include <malloc/malloc.h>
4187#endif
4188
ca7c1a29
NC		 4189#ifdef MYMALLOC
4190# define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
cfe52898 4191#else
e82be400
NC		 4192# ifdef HAS_MALLOC_SIZE
4193# ifdef PERL_TRACK_MEMPOOL
cfe52898
RGS		 4194# define Perl_safesysmalloc_size(where) \
4195 (malloc_size(((char *)(where)) - sTHX) - sTHX)
e82be400
NC		 4196# else
4197# define Perl_safesysmalloc_size(where) malloc_size(where)
4198# endif
4199# endif
4200# ifdef HAS_MALLOC_GOOD_SIZE
4201# ifdef PERL_TRACK_MEMPOOL
d8fca402
NC		 4202# define Perl_malloc_good_size(how_much) \
4203 (malloc_good_size((how_much) + sTHX) - sTHX)
e82be400
NC		 4204# else
4205# define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4206# endif
4207# else
d8fca402
NC		 4208/* Having this as the identity operation makes some code simpler. */
4209# define Perl_malloc_good_size(how_much) (how_much)
e82be400 4210# endif
ca7c1a29 4211#endif
b6d9d515 4212
0cb96387 4213typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 4214typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 4215typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 4216typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
eba16661 4217typedef bool (CPERLscope(*destroyable_proc_t)) (pTHX_ SV *sv);
92f022bb 4218typedef void (CPERLscope(*despatch_signals_proc_t)) (pTHX);
22c35a8c 4219
940cb80d 4220/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 4221#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 4222
8f1f23e8
W		 4223/* NeXT has problems with crt0.o globals */
4224#if defined(__DYNAMIC__) && \
6239f2da 4225 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
8f1f23e8
W		 4226# if defined(NeXT) || defined(__NeXT)
4227# include <mach-o/dyld.h>
4228# define environ (*environ_pointer)
0c30d9ec 4229EXT char *** environ_pointer;
8f1f23e8 4230# else
6239f2da 4231# if defined(PERL_DARWIN) && defined(PERL_CORE)
8f1f23e8
W		 4232# include <crt_externs.h> /* for the env array */
4233# define environ (*_NSGetEnviron())
4234# endif
0c30d9ec 4235# endif
8f1f23e8
W		 4236#else
4237 /* VMS and some other platforms don't use the environ array */
13b6e58c 4238# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 4239# if !defined(DONT_DECLARE_STD) || \
4240 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4241 defined(__sgi) || \
d460ef45 4242 defined(__DGUX)
8f1f23e8 4243extern char ** environ; /* environment variables supplied via exec */
a6c40364 4244# endif
8f1f23e8
W		 4245# endif
4246#endif
79072805 4247
73c4f7a1
GS		 4248START_EXTERN_C
4249
79072805 4250/* handy constants */
22c35a8c 4251EXTCONST char PL_warn_uninit[]
29489e7c 4252 INIT("Use of uninitialized value%s%s%s");
22c35a8c 4253EXTCONST char PL_warn_nosemi[]
463ee0b2 4254 INIT("Semicolon seems to be missing");
22c35a8c 4255EXTCONST char PL_warn_reserved[]
463ee0b2 4256 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 4257EXTCONST char PL_warn_nl[]
93a17b20 4258 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 4259EXTCONST char PL_no_wrongref[]
a0d0e21e 4260 INIT("Can't use %s ref as %s ref");
def89bff
NC		 4261/* The core no longer needs these here. If you require the string constant,
4262 please inline a copy into your own code. */
973a7615
NC		 4263EXTCONST char PL_no_symref[] __attribute__deprecated__
4264 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
def89bff
NC		 4265EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4266 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
22c35a8c 4267EXTCONST char PL_no_usym[]
8990e307 4268 INIT("Can't use an undefined value as %s reference");
22c35a8c 4269EXTCONST char PL_no_aelem[]
93a17b20 4270 INIT("Modification of non-creatable array value attempted, subscript %d");
ce5030a2 4271EXTCONST char PL_no_helem_sv[]
d04ff51e 4272 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
22c35a8c 4273EXTCONST char PL_no_modify[]
93a17b20 4274 INIT("Modification of a read-only value attempted");
22c35a8c 4275EXTCONST char PL_no_mem[]
93a17b20 4276 INIT("Out of memory!\n");
22c35a8c 4277EXTCONST char PL_no_security[]
463ee0b2 4278 INIT("Insecure dependency in %s%s");
22c35a8c 4279EXTCONST char PL_no_sock_func[]
93a17b20 4280 INIT("Unsupported socket function \"%s\" called");
22c35a8c 4281EXTCONST char PL_no_dir_func[]
93a17b20 4282 INIT("Unsupported directory function \"%s\" called");
22c35a8c 4283EXTCONST char PL_no_func[]
93a17b20 4284 INIT("The %s function is unimplemented");
22c35a8c 4285EXTCONST char PL_no_myglob[]
952306ac 4286 INIT("\"%s\" variable %s can't be in a package");
82d03984
RGS		 4287EXTCONST char PL_no_localize_ref[]
4288 INIT("Can't localize through a reference");
27d5b266
JH		 4289EXTCONST char PL_memory_wrap[]
4290 INIT("panic: memory wrap");
93a17b20 4291
618b9757
NC		 4292#ifdef CSH
4293EXTCONST char PL_cshname[]
4294 INIT(CSH);
4295# define PL_cshlen (sizeof(CSH "") - 1)
4296#endif
4297
7575fa06 4298EXTCONST char PL_uuemap[65]
80252599
GS		 4299 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4300
79072805 4301#ifdef DOINIT
9444d213
NC		 4302EXTCONST char PL_uudmap[256] =
4303#include "uudmap.h"
4304;
efa50c51 4305EXTCONST char PL_bitcount[256] =
efa50c51
NC		 4306# include "bitcount.h"
4307;
27da23d5
JH		 4308EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4309EXTCONST int PL_sig_num[] = { SIG_NUM };
79072805 4310#else
9444d213 4311EXTCONST char PL_uudmap[256];
efa50c51 4312EXTCONST char PL_bitcount[256];
27da23d5
JH		 4313EXTCONST char* const PL_sig_name[];
4314EXTCONST int PL_sig_num[];
79072805
LW		 4315#endif
4316
3bd709b1 4317/* fast conversion and case folding tables */
bbce6d69 4318
79072805 4319#ifdef DOINIT
9d116dd7 4320#ifdef EBCDIC
27da23d5 4321EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 4322 0, 1, 2, 3, 4, 5, 6, 7,
4323 8, 9, 10, 11, 12, 13, 14, 15,
4324 16, 17, 18, 19, 20, 21, 22, 23,
4325 24, 25, 26, 27, 28, 29, 30, 31,
4326 32, 33, 34, 35, 36, 37, 38, 39,
4327 40, 41, 42, 43, 44, 45, 46, 47,
4328 48, 49, 50, 51, 52, 53, 54, 55,
4329 56, 57, 58, 59, 60, 61, 62, 63,
4330 64, 65, 66, 67, 68, 69, 70, 71,
4331 72, 73, 74, 75, 76, 77, 78, 79,
4332 80, 81, 82, 83, 84, 85, 86, 87,
4333 88, 89, 90, 91, 92, 93, 94, 95,
4334 96, 97, 98, 99, 100, 101, 102, 103,
4335 104, 105, 106, 107, 108, 109, 110, 111,
4336 112, 113, 114, 115, 116, 117, 118, 119,
4337 120, 121, 122, 123, 124, 125, 126, 127,
4338 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4339 'H', 'I', 138, 139, 140, 141, 142, 143,
4340 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
4341 'Q', 'R', 154, 155, 156, 157, 158, 159,
4342 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
4343 'Y', 'Z', 170, 171, 172, 173, 174, 175,
4344 176, 177, 178, 179, 180, 181, 182, 183,
4345 184, 185, 186, 187, 188, 189, 190, 191,
4346 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4347 'h', 'i', 202, 203, 204, 205, 206, 207,
4348 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
4349 'q', 'r', 218, 219, 220, 221, 222, 223,
4350 224, 225, 's', 't', 'u', 'v', 'w', 'x',
4351 'y', 'z', 234, 235, 236, 237, 238, 239,
4352 240, 241, 242, 243, 244, 245, 246, 247,
4353 248, 249, 250, 251, 252, 253, 254, 255
4354};
4355#else /* ascii rather than ebcdic */
22c35a8c 4356EXTCONST unsigned char PL_fold[] = {
79072805
LW		 4357 0, 1, 2, 3, 4, 5, 6, 7,
4358 8, 9, 10, 11, 12, 13, 14, 15,
4359 16, 17, 18, 19, 20, 21, 22, 23,
4360 24, 25, 26, 27, 28, 29, 30, 31,
4361 32, 33, 34, 35, 36, 37, 38, 39,
4362 40, 41, 42, 43, 44, 45, 46, 47,
4363 48, 49, 50, 51, 52, 53, 54, 55,
4364 56, 57, 58, 59, 60, 61, 62, 63,
4365 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4366 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4367 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4368 'x', 'y', 'z', 91, 92, 93, 94, 95,
4369 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4370 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4371 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4372 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4373 128, 129, 130, 131, 132, 133, 134, 135,
4374 136, 137, 138, 139, 140, 141, 142, 143,
4375 144, 145, 146, 147, 148, 149, 150, 151,
4376 152, 153, 154, 155, 156, 157, 158, 159,
4377 160, 161, 162, 163, 164, 165, 166, 167,
4378 168, 169, 170, 171, 172, 173, 174, 175,
4379 176, 177, 178, 179, 180, 181, 182, 183,
4380 184, 185, 186, 187, 188, 189, 190, 191,
4381 192, 193, 194, 195, 196, 197, 198, 199,
4382 200, 201, 202, 203, 204, 205, 206, 207,
4383 208, 209, 210, 211, 212, 213, 214, 215,
4384 216, 217, 218, 219, 220, 221, 222, 223,
4385 224, 225, 226, 227, 228, 229, 230, 231,
4386 232, 233, 234, 235, 236, 237, 238, 239,
4387 240, 241, 242, 243, 244, 245, 246, 247,
4388 248, 249, 250, 251, 252, 253, 254, 255
4389};
00f254e2
KW		 4390#endif /* !EBCDIC, but still in DOINIT */
4391
4392/* If these tables are accessed through ebcdic, the access will be converted to
4393 * latin1 first */
4394EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4395 0, 1, 2, 3, 4, 5, 6, 7,
4396 8, 9, 10, 11, 12, 13, 14, 15,
4397 16, 17, 18, 19, 20, 21, 22, 23,
4398 24, 25, 26, 27, 28, 29, 30, 31,
4399 32, 33, 34, 35, 36, 37, 38, 39,
4400 40, 41, 42, 43, 44, 45, 46, 47,
4401 48, 49, 50, 51, 52, 53, 54, 55,
4402 56, 57, 58, 59, 60, 61, 62, 63,
4403 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4404 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4405 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4406 'x', 'y', 'z', 91, 92, 93, 94, 95,
4407 96, 97, 98, 99, 100, 101, 102, 103,
4408 104, 105, 106, 107, 108, 109, 110, 111,
4409 112, 113, 114, 115, 116, 117, 118, 119,
4410 120, 121, 122, 123, 124, 125, 126, 127,
4411 128, 129, 130, 131, 132, 133, 134, 135,
4412 136, 137, 138, 139, 140, 141, 142, 143,
4413 144, 145, 146, 147, 148, 149, 150, 151,
4414 152, 153, 154, 155, 156, 157, 158, 159,
4415 160, 161, 162, 163, 164, 165, 166, 167,
4416 168, 169, 170, 171, 172, 173, 174, 175,
4417 176, 177, 178, 179, 180, 181, 182, 183,
4418 184, 185, 186, 187, 188, 189, 190, 191,
4419 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4420 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4421 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4422 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4423 224, 225, 226, 227, 228, 229, 230, 231,
4424 232, 233, 234, 235, 236, 237, 238, 239,
4425 240, 241, 242, 243, 244, 245, 246, 247,
4426 248, 249, 250, 251, 252, 253, 254, 255
4427};
4428
4429/* upper and title case of latin1 characters, modified so that the three tricky
4430 * ones are mapped to 255 (which is one of the three) */
4431EXTCONST unsigned char PL_mod_latin1_uc[] = {
4432 0, 1, 2, 3, 4, 5, 6, 7,
4433 8, 9, 10, 11, 12, 13, 14, 15,
4434 16, 17, 18, 19, 20, 21, 22, 23,
4435 24, 25, 26, 27, 28, 29, 30, 31,
4436 32, 33, 34, 35, 36, 37, 38, 39,
4437 40, 41, 42, 43, 44, 45, 46, 47,
4438 48, 49, 50, 51, 52, 53, 54, 55,
4439 56, 57, 58, 59, 60, 61, 62, 63,
4440 64, 65, 66, 67, 68, 69, 70, 71,
4441 72, 73, 74, 75, 76, 77, 78, 79,
4442 80, 81, 82, 83, 84, 85, 86, 87,
4443 88, 89, 90, 91, 92, 93, 94, 95,
4444 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4445 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4446 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4447 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4448 128, 129, 130, 131, 132, 133, 134, 135,
4449 136, 137, 138, 139, 140, 141, 142, 143,
4450 144, 145, 146, 147, 148, 149, 150, 151,
4451 152, 153, 154, 155, 156, 157, 158, 159,
4452 160, 161, 162, 163, 164, 165, 166, 167,
4453 168, 169, 170, 171, 172, 173, 174, 175,
4454 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4455 184, 185, 186, 187, 188, 189, 190, 191,
4456 192, 193, 194, 195, 196, 197, 198, 199,
4457 200, 201, 202, 203, 204, 205, 206, 207,
4458 208, 209, 210, 211, 212, 213, 214, 215,
4459 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4460 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4461 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4462 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4463 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4464};
4465#else /* ! DOINIT */
22c35a8c 4466EXTCONST unsigned char PL_fold[];
00f254e2
KW		 4467EXTCONST unsigned char PL_mod_latin1_uc[];
4468EXTCONST unsigned char PL_latin1_lc[];
79072805
LW		 4469#endif
4470
27da23d5 4471#ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
79072805 4472#ifdef DOINIT
27da23d5 4473EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
79072805
LW		 4474 0, 1, 2, 3, 4, 5, 6, 7,
4475 8, 9, 10, 11, 12, 13, 14, 15,
4476 16, 17, 18, 19, 20, 21, 22, 23,
4477 24, 25, 26, 27, 28, 29, 30, 31,
4478 32, 33, 34, 35, 36, 37, 38, 39,
4479 40, 41, 42, 43, 44, 45, 46, 47,
4480 48, 49, 50, 51, 52, 53, 54, 55,
4481 56, 57, 58, 59, 60, 61, 62, 63,
4482 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4483 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4484 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4485 'x', 'y', 'z', 91, 92, 93, 94, 95,
4486 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4487 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4488 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4489 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4490 128, 129, 130, 131, 132, 133, 134, 135,
4491 136, 137, 138, 139, 140, 141, 142, 143,
4492 144, 145, 146, 147, 148, 149, 150, 151,
4493 152, 153, 154, 155, 156, 157, 158, 159,
4494 160, 161, 162, 163, 164, 165, 166, 167,
4495 168, 169, 170, 171, 172, 173, 174, 175,
4496 176, 177, 178, 179, 180, 181, 182, 183,
4497 184, 185, 186, 187, 188, 189, 190, 191,
4498 192, 193, 194, 195, 196, 197, 198, 199,
4499 200, 201, 202, 203, 204, 205, 206, 207,
4500 208, 209, 210, 211, 212, 213, 214, 215,
4501 216, 217, 218, 219, 220, 221, 222, 223,
4502 224, 225, 226, 227, 228, 229, 230, 231,
4503 232, 233, 234, 235, 236, 237, 238, 239,
4504 240, 241, 242, 243, 244, 245, 246, 247,
4505 248, 249, 250, 251, 252, 253, 254, 255
4506};
4507#else
27da23d5 4508EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
79072805 4509#endif
27da23d5 4510#endif /* !PERL_GLOBAL_STRUCT */
79072805
LW		 4511
4512#ifdef DOINIT
9d116dd7 4513#ifdef EBCDIC
27da23d5 4514EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 4515 1, 2, 84, 151, 154, 155, 156, 157,
4516 165, 246, 250, 3, 158, 7, 18, 29,
4517 40, 51, 62, 73, 85, 96, 107, 118,
4518 129, 140, 147, 148, 149, 150, 152, 153,
4519 255, 6, 8, 9, 10, 11, 12, 13,
4520 14, 15, 24, 25, 26, 27, 28, 226,
4521 29, 30, 31, 32, 33, 43, 44, 45,
4522 46, 47, 48, 49, 50, 76, 77, 78,
4523 79, 80, 81, 82, 83, 84, 85, 86,
4524 87, 94, 95, 234, 181, 233, 187, 190,
4525 180, 96, 97, 98, 99, 100, 101, 102,
4526 104, 112, 182, 174, 236, 232, 229, 103,
4527 228, 226, 114, 115, 116, 117, 118, 119,
4528 120, 121, 122, 235, 176, 230, 194, 162,
4529 130, 131, 132, 133, 134, 135, 136, 137,
4530 138, 139, 201, 205, 163, 217, 220, 224,
4531 5, 248, 227, 244, 242, 255, 241, 231,
4532 240, 253, 16, 197, 19, 20, 21, 187,
4533 23, 169, 210, 245, 237, 249, 247, 239,
4534 168, 252, 34, 196, 36, 37, 38, 39,
4535 41, 42, 251, 254, 238, 223, 221, 213,
4536 225, 177, 52, 53, 54, 55, 56, 57,
4537 58, 59, 60, 61, 63, 64, 65, 66,
4538 67, 68, 69, 70, 71, 72, 74, 75,
4539 205, 208, 186, 202, 200, 218, 198, 179,
4540 178, 214, 88, 89, 90, 91, 92, 93,
4541 217, 166, 170, 207, 199, 209, 206, 204,
4542 160, 212, 105, 106, 108, 109, 110, 111,
4543 203, 113, 216, 215, 192, 175, 193, 243,
4544 172, 161, 123, 124, 125, 126, 127, 128,
4545 222, 219, 211, 195, 188, 193, 185, 184,
4546 191, 183, 141, 142, 143, 144, 145, 146
4547};
4548#else /* ascii rather than ebcdic */
22c35a8c 4549EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 4550 1, 2, 84, 151, 154, 155, 156, 157,
4551 165, 246, 250, 3, 158, 7, 18, 29,
4552 40, 51, 62, 73, 85, 96, 107, 118,
4553 129, 140, 147, 148, 149, 150, 152, 153,
4554 255, 182, 224, 205, 174, 176, 180, 217,
4555 233, 232, 236, 187, 235, 228, 234, 226,
4556 222, 219, 211, 195, 188, 193, 185, 184,
4557 191, 183, 201, 229, 181, 220, 194, 162,
4558 163, 208, 186, 202, 200, 218, 198, 179,
4559 178, 214, 166, 170, 207, 199, 209, 206,
4560 204, 160, 212, 216, 215, 192, 175, 173,
4561 243, 172, 161, 190, 203, 189, 164, 230,
4562 167, 248, 227, 244, 242, 255, 241, 231,
4563 240, 253, 169, 210, 245, 237, 249, 247,
4564 239, 168, 252, 251, 254, 238, 223, 221,
4565 213, 225, 177, 197, 171, 196, 159, 4,
4566 5, 6, 8, 9, 10, 11, 12, 13,
4567 14, 15, 16, 17, 19, 20, 21, 22,
4568 23, 24, 25, 26, 27, 28, 30, 31,
4569 32, 33, 34, 35, 36, 37, 38, 39,
4570 41, 42, 43, 44, 45, 46, 47, 48,
4571 49, 50, 52, 53, 54, 55, 56, 57,
4572 58, 59, 60, 61, 63, 64, 65, 66,
4573 67, 68, 69, 70, 71, 72, 74, 75,
4574 76, 77, 78, 79, 80, 81, 82, 83,
4575 86, 87, 88, 89, 90, 91, 92, 93,
4576 94, 95, 97, 98, 99, 100, 101, 102,
4577 103, 104, 105, 106, 108, 109, 110, 111,
4578 112, 113, 114, 115, 116, 117, 119, 120,
4579 121, 122, 123, 124, 125, 126, 127, 128,
4580 130, 131, 132, 133, 134, 135, 136, 137,
4581 138, 139, 141, 142, 143, 144, 145, 146
4582};
9d116dd7 4583#endif
79072805 4584#else
22c35a8c 4585EXTCONST unsigned char PL_freq[];
79072805
LW		 4586#endif
4587
8990e307
LW		 4588#ifdef DEBUGGING
4589#ifdef DOINIT
27da23d5 4590EXTCONST char* const PL_block_type[] = {
8990e307 4591 "NULL",
d01136d6 4592 "WHEN",
8990e307 4593 "BLOCK",
0d863452 4594 "GIVEN",
d01136d6
BS		 4595 "LOOP_FOR",
4596 "LOOP_PLAIN",
4597 "LOOP_LAZYSV",
4598 "LOOP_LAZYIV",
76753e7f
NC		 4599 "SUB",
4600 "FORMAT",
4601 "EVAL",
4602 "SUBST"
8990e307
LW		 4603};
4604#else
22c35a8c 4605EXTCONST char* PL_block_type[];
8990e307
LW		 4606#endif
4607#endif
4608
b75885fd
NC		 4609/* These are all the compile time options that affect binary compatibility.
4610 Other compile time options that are binary compatible are in perl.c
4611 Both are combined for the output of perl -V
4612 However, this string will be embedded in any shared perl library, which will
4613 allow us add a comparison check in perlmain.c in the near future. */
4614#ifdef DOINIT
4615EXTCONST char PL_bincompat_options[] =
4616# ifdef DEBUG_LEAKING_SCALARS
4617 " DEBUG_LEAKING_SCALARS"
4618# endif
4619# ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4620 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4621# endif
4622# ifdef FAKE_THREADS
4623 " FAKE_THREADS"
4624# endif
4625# ifdef MULTIPLICITY
4626 " MULTIPLICITY"
4627# endif
4628# ifdef MYMALLOC
4629 " MYMALLOC"
4630# endif
4631# ifdef PERL_DEBUG_READONLY_OPS
4632 " PERL_DEBUG_READONLY_OPS"
4633# endif
4634# ifdef PERL_GLOBAL_STRUCT
4635 " PERL_GLOBAL_STRUCT"
4636# endif
4637# ifdef PERL_IMPLICIT_CONTEXT
4638 " PERL_IMPLICIT_CONTEXT"
4639# endif
4640# ifdef PERL_IMPLICIT_SYS
4641 " PERL_IMPLICIT_SYS"
4642# endif
4643# ifdef PERL_MAD
4644 " PERL_MAD"
4645# endif
4646# ifdef PERL_NEED_APPCTX
4647 " PERL_NEED_APPCTX"
4648# endif
4649# ifdef PERL_NEED_TIMESBASE
4650 " PERL_NEED_TIMESBASE"
4651# endif
4652# ifdef PERL_OLD_COPY_ON_WRITE
4653 " PERL_OLD_COPY_ON_WRITE"
4654# endif
4655# ifdef PERL_POISON
4656 " PERL_POISON"
4657# endif
4658# ifdef PERL_TRACK_MEMPOOL
4659 " PERL_TRACK_MEMPOOL"
4660# endif
4661# ifdef PERL_USES_PL_PIDSTATUS
4662 " PERL_USES_PL_PIDSTATUS"
4663# endif
4664# ifdef PL_OP_SLAB_ALLOC
4665 " PL_OP_SLAB_ALLOC"
4666# endif
4667# ifdef THREADS_HAVE_PIDS
4668 " THREADS_HAVE_PIDS"
4669# endif
4670# ifdef USE_64_BIT_ALL
4671 " USE_64_BIT_ALL"
4672# endif
4673# ifdef USE_64_BIT_INT
4674 " USE_64_BIT_INT"
4675# endif
c7b392fa
NC		 4676# ifdef USE_IEEE
4677 " USE_IEEE"
4678# endif
b75885fd
NC		 4679# ifdef USE_ITHREADS
4680 " USE_ITHREADS"
4681# endif
4682# ifdef USE_LARGE_FILES
4683 " USE_LARGE_FILES"
4684# endif
4685# ifdef USE_LONG_DOUBLE
4686 " USE_LONG_DOUBLE"
4687# endif
4688# ifdef USE_PERLIO
4689 " USE_PERLIO"
4690# endif
4691# ifdef USE_REENTRANT_API
4692 " USE_REENTRANT_API"
4693# endif
4694# ifdef USE_SFIO
4695 " USE_SFIO"
4696# endif
4697# ifdef USE_SOCKS
4698 " USE_SOCKS"
4699# endif
4f575702
CB		 4700# ifdef VMS_DO_SOCKETS
4701 " VMS_DO_SOCKETS"
4702# ifdef DECCRTL_SOCKETS
4703 " DECCRTL_SOCKETS"
4704# endif
4705# endif
4706# ifdef VMS_WE_ARE_CASE_SENSITIVE
4707 " VMS_SYMBOL_CASE_AS_IS"
4708# endif
a68dd89e 4709 "";
b75885fd
NC		 4710#else
4711EXTCONST char PL_bincompat_options[];
4712#endif
4713
73c4f7a1
GS		 4714END_EXTERN_C
4715
79072805
LW		 4716/*****************************************************************************/
4717/* This lexer/parser stuff is currently global since yacc is hard to reenter */
4718/*****************************************************************************/
8990e307 4719/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 4720
d4c3c482 4721#ifdef __Lynx__
9cffb111
OS		 4722/* LynxOS defines these in scsi.h which is included via ioctl.h */
4723#ifdef FORMAT
4724#undef FORMAT
4725#endif
4726#ifdef SPACE
4727#undef SPACE
4728#endif
d4c3c482 4729#endif
9cffb111 4730
fb73857a 4731#define LEX_NOTPARSING 11 /* borrowed from toke.c */
4732
79072805
LW		 4733typedef enum {
4734 XOPERATOR,
4735 XTERM,
79072805 4736 XREF,
8990e307 4737 XSTATE,
a0d0e21e 4738 XBLOCK,
09bef843
SB		 4739 XATTRBLOCK,
4740 XATTRTERM,
6f33ba73
RGS		 4741 XTERMBLOCK,
4742 XTERMORDORDOR /* evil hack */
27308ded 4743 /* update exp_name[] in toke.c if adding to this enum */
79072805
LW		 4744} expectation;
4745
dc9e4912
GS		 4746enum { /* pass one of these to get_vtbl */
4747 want_vtbl_sv,
4748 want_vtbl_env,
4749 want_vtbl_envelem,
4750 want_vtbl_sig,
4751 want_vtbl_sigelem,
4752 want_vtbl_pack,
4753 want_vtbl_packelem,
4754 want_vtbl_dbline,
4755 want_vtbl_isa,
4756 want_vtbl_isaelem,
4757 want_vtbl_arylen,
4758 want_vtbl_glob,
4759 want_vtbl_mglob,
4760 want_vtbl_nkeys,
4761 want_vtbl_taint,
4762 want_vtbl_substr,
4763 want_vtbl_vec,
4764 want_vtbl_pos,
4765 want_vtbl_bm,
4766 want_vtbl_fm,
4767 want_vtbl_uvar,
4768 want_vtbl_defelem,
4769 want_vtbl_regexp,
4770 want_vtbl_collxfrm,
4771 want_vtbl_amagic,
4772 want_vtbl_amagicelem,
dc9e4912 4773 want_vtbl_regdata,
810b8aa5 4774 want_vtbl_regdatum,
7e8c5dac 4775 want_vtbl_backref,
8d2f4536 4776 want_vtbl_utf8,
83bf042f 4777 want_vtbl_symtab,
b3ca2e83 4778 want_vtbl_arylen_p,
f747ebd6
Z		 4779 want_vtbl_hintselem,
4780 want_vtbl_hints
dc9e4912
GS		 4781};
4782
d5ec2987
NC		 4783
4784/* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4785 special and there is no need for HINT_PRIVATE_MASK for COPs
4786 However, bitops store HINT_INTEGER in their op_private. */
9cfe5470
RGS		 4787#define HINT_INTEGER 0x00000001 /* integer pragma */
4788#define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4789#define HINT_LOCALE 0x00000004 /* locale pragma */
4790#define HINT_BYTES 0x00000008 /* bytes pragma */
7b0bddfa 4791#define HINT_ARYBASE 0x00000010 /* $[ is non-zero */
a0ed51b3 4792 /* Note: 20,40,80 used for NATIVE_HINTS */
9cfe5470 4793 /* currently defined by vms/vmsish.h */
85e6fe83
LW		 4794
4795#define HINT_BLOCK_SCOPE 0x00000100
9cfe5470
RGS		 4796#define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4797#define HINT_STRICT_VARS 0x00000400 /* strict pragma */
1863b879 4798#define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
85e6fe83 4799
9cfe5470 4800/* The HINT_NEW_* constants are used by the overload pragma */
b3ac6de7
IZ		 4801#define HINT_NEW_INTEGER 0x00001000
4802#define HINT_NEW_FLOAT 0x00002000
4803#define HINT_NEW_BINARY 0x00004000
4804#define HINT_NEW_STRING 0x00008000
4805#define HINT_NEW_RE 0x00010000
4806#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
8b850bd5
NC		 4807#define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4808#define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
b3ac6de7 4809
9cfe5470
RGS		 4810#define HINT_RE_TAINT 0x00100000 /* re pragma */
4811#define HINT_RE_EVAL 0x00200000 /* re pragma */
b3eb6a9b 4812
9cfe5470
RGS		 4813#define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4814#define HINT_UTF8 0x00800000 /* utf8 pragma */
5ff3f7a4 4815
e46c382e
YK		 4816#define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4817
0239f47c 4818/* The following are stored in $^H{sort}, not in PL_hints */
84d4ea48
JH		 4819#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4820#define HINT_SORT_QUICKSORT 0x00000001
4821#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 4822#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 4823
8bfdd7d9 4824/* Various states of the input record separator SV (rs) */
d4cce5f1 4825#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 4826#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4827#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 4828#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 4829
128e8167 4830/* A struct for keeping various DEBUGGING related stuff,
ce333219 4831 * neatly packed. Currently only scratch variables for
128e8167
JH		 4832 * constructing debug output are included. Needed always,
4833 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 4834struct perl_debug_pad {
4835 SV pad[3];
4836};
4837
4838#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
a5c57919
RGS		 4839#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4840 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4841 PERL_DEBUG_PAD(i))
ce333219 4842
56953603 4843/* Enable variables which are pointers to functions */
666e7765 4844typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 4845typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4846typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4847 char* strend, char* strbeg, I32 minend,
4848 SV* screamer, void* data, U32 flags);
f722798b
IZ		 4849typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4850 char *strpos, char *strend,
4851 U32 flags,
9f61653a 4852 re_scream_pos_data *d);
f722798b
IZ		 4853typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4854typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
84da74a7 4855typedef regexp*(CPERLscope(*regdupe_t)) (pTHX_ const regexp* r, CLONE_PARAMS *param);
56953603 4856
c76ac1ee 4857typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc 4858typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
f30de749 4859typedef void (*SVFUNC_t) (pTHX_ SV* const);
31e9e0a3 4860typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
acfe0abc
GS		 4861typedef void (*XSINIT_t) (pTHX);
4862typedef void (*ATEXIT_t) (pTHX_ void*);
4863typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 4864
22239a37
NIS		 4865/* Set up PERLVAR macros for populating structs */
4866#define PERLVAR(var,type) type var;
51371543 4867#define PERLVARA(var,n,type) type var[n];
22239a37 4868#define PERLVARI(var,type,init) type var;
3fe35a81 4869#define PERLVARIC(var,type,init) type var;
27da23d5
JH		 4870#define PERLVARISC(var,init) const char var[sizeof(init)];
4871
4872typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4873typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
799dfa8f 4874typedef void(CPERLscope(*Perl_ophook_t))(pTHX_ OP*);
88e1f1a2
JV		 4875typedef int (CPERLscope(*Perl_keyword_plugin_t))(pTHX_ char*, STRLEN, OP**);
4876
4877#define KEYWORD_PLUGIN_DECLINE 0
4878#define KEYWORD_PLUGIN_STMT 1
4879#define KEYWORD_PLUGIN_EXPR 2
22239a37 4880
58a50f62
GS		 4881/* Interpreter exitlist entry */
4882typedef struct exitlistentry {
acfe0abc 4883 void (*fn) (pTHX_ void*);
58a50f62
GS		 4884 void *ptr;
4885} PerlExitListEntry;
4886
aadb217d
JH		 4887/* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4888/* These have to be before perlvars.h */
4889#if !defined(HAS_SIGACTION) && defined(VMS)
4890# define FAKE_PERSISTENT_SIGNAL_HANDLERS
4891#endif
4892/* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4893#if defined(KILL_BY_SIGPRC)
4894# define FAKE_DEFAULT_SIGNAL_HANDLERS
4895#endif
4896
ffee3ff6
NC		 4897#define PERL_PATCHLEVEL_H_IMPLICIT
4898#include "patchlevel.h"
4899#undef PERL_PATCHLEVEL_H_IMPLICIT
4900
d9421656
NC		 4901#define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4902 STRINGIFY(PERL_VERSION) "." \
4903 STRINGIFY(PERL_SUBVERSION)
4904
1e8125c6
FR		 4905#define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4906 STRINGIFY(PERL_API_VERSION) "." \
4907 STRINGIFY(PERL_API_SUBVERSION)
4908
22239a37
NIS		 4909#ifdef PERL_GLOBAL_STRUCT
4910struct perl_vars {
7766f137 4911# include "perlvars.h"
22239a37
NIS		 4912};
4913
7766f137 4914# ifdef PERL_CORE
27da23d5 4915# ifndef PERL_GLOBAL_STRUCT_PRIVATE
533c011a
NIS		 4916EXT struct perl_vars PL_Vars;
4917EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
27da23d5
JH		 4918# undef PERL_GET_VARS
4919# define PERL_GET_VARS() PL_VarsPtr
4920# endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
7766f137
GS		 4921# else /* PERL_CORE */
4922# if !defined(__GNUC__) || !defined(WIN32)
22239a37 4923EXT
7766f137 4924# endif /* WIN32 */
533c011a 4925struct perl_vars *PL_VarsPtr;
7766f137
GS		 4926# define PL_Vars (*((PL_VarsPtr) \
4927 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4928# endif /* PERL_CORE */
22239a37
NIS		 4929#endif /* PERL_GLOBAL_STRUCT */
4930
acfe0abc 4931#if defined(MULTIPLICITY)
d460ef45 4932/* If we have multiple interpreters define a struct
d4cce5f1 4933 holding variables which must be per-interpreter
d460ef45 4934 If we don't have threads anything that would have
d4cce5f1
NIS		 4935 be per-thread is per-interpreter.
4936*/
4937
79072805 4938struct interpreter {
7766f137 4939# include "intrpvar.h"
49f531da 4940};
d4cce5f1 4941
79072805 4942#else
49f531da
NIS		 4943struct interpreter {
4944 char broiled;
4945};
acfe0abc 4946#endif /* MULTIPLICITY */
79072805 4947
22239a37 4948/* Done with PERLVAR macros for now ... */
d4cce5f1 4949#undef PERLVAR
51371543 4950#undef PERLVARA
d4cce5f1 4951#undef PERLVARI
3fe35a81 4952#undef PERLVARIC
27da23d5 4953#undef PERLVARISC
79072805 4954
f7fe979e 4955struct tempsym; /* defined in pp_pack.c */
49704364 4956
22239a37 4957#include "thread.h"
79072805 4958#include "pp.h"
864dbfa3
GS		 4959
4960#ifndef PERL_CALLCONV
a0c21aa1
JH		 4961# ifdef __cplusplus
4962# define PERL_CALLCONV extern "C"
4963# else
4964# define PERL_CALLCONV
4965# endif
d460ef45 4966#endif
0cb96387
GS		 4967#undef PERL_CKDEF
4968#undef PERL_PPDEF
0159f81b
JH		 4969#define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4970#define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
0cb96387 4971
7766f137 4972#include "proto.h"
864dbfa3 4973
0cb96387 4974/* this has structure inits, so it cannot be included before here */
acfe0abc 4975#include "opcode.h"
864dbfa3 4976
d4cce5f1
NIS		 4977/* The following must follow proto.h as #defines mess up syntax */
4978
22c35a8c
GS		 4979#if !defined(PERL_FOR_X2P)
4980# include "embedvar.h"
4981#endif
598921a7
NC		 4982#ifndef PERL_MAD
4983# undef PL_madskills
4984# undef PL_xmlfp
4985# define PL_madskills 0
4986# define PL_xmlfp 0
4987#endif
d4cce5f1 4988
d460ef45 4989/* Now include all the 'global' variables
d4cce5f1 4990 * If we don't have threads or multiple interpreters
d460ef45 4991 * these include variables that would have been their struct-s
d4cce5f1 4992 */
d460ef45 4993
533c011a 4994#define PERLVAR(var,type) EXT type PL_##var;
51371543 4995#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 4996#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4997#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
27da23d5 4998#define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
d4cce5f1 4999
acfe0abc 5000#if !defined(MULTIPLICITY)
7766f137 5001START_EXTERN_C
066ef5b5 5002# include "intrpvar.h"
7766f137 5003END_EXTERN_C
22239a37
NIS		 5004#endif
5005
24792b8d
NC		 5006#ifdef PERL_CORE
5007/* All core uses now exterminated. Ensure no zombies can return: */
5008# undef PL_na
5009#endif
5010
acfe0abc 5011#if defined(WIN32)
66a93824 5012/* Now all the config stuff is setup we can include embed.h */
22c35a8c 5013# include "embed.h"
eb8433b7
NC		 5014# ifndef PERL_MAD
5015# undef op_getmad
b3f24c00 5016# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 5017# endif
acfe0abc 5018#endif
22239a37 5019
c5be433b
GS		 5020#ifndef PERL_GLOBAL_STRUCT
5021START_EXTERN_C
5022
5023# include "perlvars.h"
5024
5025END_EXTERN_C
5026#endif
5027
d4cce5f1 5028#undef PERLVAR
51371543 5029#undef PERLVARA
d4cce5f1 5030#undef PERLVARI
0f3f18a6 5031#undef PERLVARIC
79072805 5032
73c4f7a1
GS		 5033START_EXTERN_C
5034
bc028b6b
JH		 5035/* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5036 * magic vtables const, but this is incompatible with SWIG which
5037 * does want to modify the vtables. */
5038#ifdef PERL_GLOBAL_STRUCT_PRIVATE
5039# define EXT_MGVTBL EXTCONST MGVTBL
5040#else
5041# define EXT_MGVTBL EXT MGVTBL
5042#endif
5043
79072805 5044#ifdef DOINIT
bc028b6b 5045# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var = {a,b,c,d,e,f,g,h}
2664ba31 5046/* Like MGVTBL_SET but with the get magic having a const MG* */
bc028b6b 5047# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var \
2664ba31 5048 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4944113a 5049#else
bc028b6b
JH		 5050# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
5051# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4944113a
AL		 5052#endif
5053
abdc98d4
NC		 5054/* These all need to be 0, not NULL, as NULL can be (void*)0, which is a
5055 * pointer to data, whereas we're assigning pointers to functions, which are
5056 * not the same beast. ANSI doesn't allow the assignment from one to the other.
5057 * (although most, but not all, compilers are prepared to do it)
5058 */
4a75fa1a
DM		 5059
5060/* args are:
5061 vtable
5062 get
5063 set
5064 len
5065 clear
5066 free
5067 copy
5068 dup
5069 local
5070*/
5071
4944113a
AL		 5072MGVTBL_SET(
5073 PL_vtbl_sv,
5074 MEMBER_TO_FPTR(Perl_magic_get),
5075 MEMBER_TO_FPTR(Perl_magic_set),
5076 MEMBER_TO_FPTR(Perl_magic_len),
abdc98d4
NC		 5077 0,
5078 0,
5079 0,
5080 0,
5081 0
4944113a
AL		 5082);
5083
5084MGVTBL_SET(
5085 PL_vtbl_env,
abdc98d4 5086 0,
4944113a 5087 MEMBER_TO_FPTR(Perl_magic_set_all_env),
abdc98d4 5088 0,
4944113a 5089 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
abdc98d4
NC		 5090 0,
5091 0,
5092 0,
5093 0
4944113a
AL		 5094);
5095
5096MGVTBL_SET(
5097 PL_vtbl_envelem,
abdc98d4 5098 0,
4944113a 5099 MEMBER_TO_FPTR(Perl_magic_setenv),
abdc98d4 5100 0,
4944113a 5101 MEMBER_TO_FPTR(Perl_magic_clearenv),
abdc98d4
NC		 5102 0,
5103 0,
5104 0,
5105 0
4944113a
AL		 5106);
5107
5108MGVTBL_SET(
5109 PL_vtbl_sig,
abdc98d4
NC		 5110 0,
5111 0,
5112 0,
5113 0,
5114 0,
5115 0,
5116 0,
5117 0
4944113a
AL		 5118);
5119
9ba75e3c 5120#ifdef PERL_MICRO
4944113a
AL		 5121MGVTBL_SET(
5122 PL_vtbl_sigelem,
abdc98d4
NC		 5123 0,
5124 0,
5125 0,
5126 0,
5127 0,
5128 0,
5129 0,
5130 0
9ba75e3c
DD		 5131);
5132
64ca3a65 5133#else
9ba75e3c
DD		 5134MGVTBL_SET(
5135 PL_vtbl_sigelem,
4944113a
AL		 5136 MEMBER_TO_FPTR(Perl_magic_getsig),
5137 MEMBER_TO_FPTR(Perl_magic_setsig),
abdc98d4 5138 0,
4944113a 5139 MEMBER_TO_FPTR(Perl_magic_clearsig),
abdc98d4
NC		 5140 0,
5141 0,
5142 0,
5143 0
4944113a 5144);
9ba75e3c 5145#endif
4944113a
AL		 5146
5147MGVTBL_SET(
5148 PL_vtbl_pack,
abdc98d4
NC		 5149 0,
5150 0,
4944113a
AL		 5151 MEMBER_TO_FPTR(Perl_magic_sizepack),
5152 MEMBER_TO_FPTR(Perl_magic_wipepack),
abdc98d4
NC		 5153 0,
5154 0,
5155 0,
5156 0
4944113a
AL		 5157);
5158
5159MGVTBL_SET(
5160 PL_vtbl_packelem,
5161 MEMBER_TO_FPTR(Perl_magic_getpack),
5162 MEMBER_TO_FPTR(Perl_magic_setpack),
abdc98d4 5163 0,
4944113a 5164 MEMBER_TO_FPTR(Perl_magic_clearpack),
abdc98d4
NC		 5165 0,
5166 0,
5167 0,
5168 0
4944113a
AL		 5169);
5170
5171MGVTBL_SET(
5172 PL_vtbl_dbline,
abdc98d4 5173 0,
4944113a 5174 MEMBER_TO_FPTR(Perl_magic_setdbline),
abdc98d4
NC		 5175 0,
5176 0,
5177 0,
5178 0,
5179 0,
5180 0
4944113a
AL		 5181);
5182
5183MGVTBL_SET(
5184 PL_vtbl_isa,
abdc98d4 5185 0,
4944113a 5186 MEMBER_TO_FPTR(Perl_magic_setisa),
abdc98d4 5187 0,
52b45067 5188 MEMBER_TO_FPTR(Perl_magic_clearisa),
0fa56319 5189 0,
abdc98d4
NC		 5190 0,
5191 0,
5192 0
4944113a
AL		 5193);
5194
5195MGVTBL_SET(
5196 PL_vtbl_isaelem,
abdc98d4 5197 0,
4944113a 5198 MEMBER_TO_FPTR(Perl_magic_setisa),
abdc98d4
NC		 5199 0,
5200 0,
5201 0,
5202 0,
5203 0,
5204 0
4944113a
AL		 5205);
5206
2e2109e1 5207MGVTBL_SET_CONST_MAGIC_GET(
4944113a
AL		 5208 PL_vtbl_arylen,
5209 MEMBER_TO_FPTR(Perl_magic_getarylen),
5210 MEMBER_TO_FPTR(Perl_magic_setarylen),
abdc98d4
NC		 5211 0,
5212 0,
5213 0,
5214 0,
5215 0,
5216 0
4944113a
AL		 5217);
5218
5219MGVTBL_SET(
83bf042f 5220 PL_vtbl_arylen_p,
abdc98d4
NC		 5221 0,
5222 0,
5223 0,
5224 0,
83bf042f 5225 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
abdc98d4
NC		 5226 0,
5227 0,
5228 0
83bf042f
NC		 5229);
5230
5231MGVTBL_SET(
4944113a 5232 PL_vtbl_mglob,
abdc98d4 5233 0,
4944113a 5234 MEMBER_TO_FPTR(Perl_magic_setmglob),
abdc98d4
NC		 5235 0,
5236 0,
5237 0,
5238 0,
5239 0,
5240 0
4944113a
AL		 5241);
5242
5243MGVTBL_SET(
5244 PL_vtbl_nkeys,
5245 MEMBER_TO_FPTR(Perl_magic_getnkeys),
5246 MEMBER_TO_FPTR(Perl_magic_setnkeys),
abdc98d4
NC		 5247 0,
5248 0,
5249 0,
5250 0,
5251 0,
5252 0
4944113a
AL		 5253);
5254
5255MGVTBL_SET(
5256 PL_vtbl_taint,
5257 MEMBER_TO_FPTR(Perl_magic_gettaint),
5258 MEMBER_TO_FPTR(Perl_magic_settaint),
abdc98d4
NC		 5259 0,
5260 0,
5261 0,
5262 0,
5263 0,
5264 0
4944113a
AL		 5265);
5266
5267MGVTBL_SET(
5268 PL_vtbl_substr,
5269 MEMBER_TO_FPTR(Perl_magic_getsubstr),
5270 MEMBER_TO_FPTR(Perl_magic_setsubstr),
abdc98d4
NC		 5271 0,
5272 0,
5273 0,
5274 0,
5275 0,
5276 0
4944113a
AL		 5277);
5278
5279MGVTBL_SET(
5280 PL_vtbl_vec,
5281 MEMBER_TO_FPTR(Perl_magic_getvec),
5282 MEMBER_TO_FPTR(Perl_magic_setvec),
abdc98d4
NC		 5283 0,
5284 0,
5285 0,
5286 0,
5287 0,
5288 0
4944113a
AL		 5289);
5290
5291MGVTBL_SET(
5292 PL_vtbl_pos,
5293 MEMBER_TO_FPTR(Perl_magic_getpos),
5294 MEMBER_TO_FPTR(Perl_magic_setpos),
abdc98d4
NC		 5295 0,
5296 0,
5297 0,
5298 0,
5299 0,
5300 0
4944113a
AL		 5301);
5302
5303MGVTBL_SET(
5304 PL_vtbl_bm,
abdc98d4 5305 0,
488344d2 5306 MEMBER_TO_FPTR(Perl_magic_setregexp),
abdc98d4
NC		 5307 0,
5308 0,
5309 0,
5310 0,
5311 0,
5312 0
4944113a
AL		 5313);
5314
5315MGVTBL_SET(
5316 PL_vtbl_fm,
abdc98d4 5317 0,
488344d2 5318 MEMBER_TO_FPTR(Perl_magic_setregexp),
abdc98d4
NC		 5319 0,
5320 0,
5321 0,
5322 0,
5323 0,
5324 0
4944113a
AL		 5325);
5326
5327MGVTBL_SET(
5328 PL_vtbl_uvar,
5329 MEMBER_TO_FPTR(Perl_magic_getuvar),
5330 MEMBER_TO_FPTR(Perl_magic_setuvar),
abdc98d4
NC		 5331 0,
5332 0,
5333 0,
5334 0,
5335 0,
5336 0
4944113a
AL		 5337);
5338
5339MGVTBL_SET(
5340 PL_vtbl_defelem,
5341 MEMBER_TO_FPTR(Perl_magic_getdefelem),
5342 MEMBER_TO_FPTR(Perl_magic_setdefelem),
abdc98d4
NC		 5343 0,
5344 0,
5345 0,
5346 0,
5347 0,
5348 0
4944113a
AL		 5349);
5350
5351MGVTBL_SET(
5352 PL_vtbl_regexp,
abdc98d4 5353 0,
4944113a 5354 MEMBER_TO_FPTR(Perl_magic_setregexp),
abdc98d4
NC		 5355 0,
5356 0,
288b8c02 5357 0,
abdc98d4
NC		 5358 0,
5359 0,
5360 0
4944113a
AL		 5361);
5362
5363MGVTBL_SET(
5364 PL_vtbl_regdata,
abdc98d4
NC		 5365 0,
5366 0,
4944113a 5367 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
abdc98d4
NC		 5368 0,
5369 0,
5370 0,
5371 0,
5372 0
4944113a
AL		 5373);
5374
5375MGVTBL_SET(
5376 PL_vtbl_regdatum,
5377 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
5378 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
abdc98d4
NC		 5379 0,
5380 0,
5381 0,
5382 0,
5383 0,
5384 0
4944113a
AL		 5385);
5386
5387MGVTBL_SET(
5388 PL_vtbl_amagic,
abdc98d4 5389 0,
4944113a 5390 MEMBER_TO_FPTR(Perl_magic_setamagic),
abdc98d4
NC		 5391 0,
5392 0,
4944113a 5393 MEMBER_TO_FPTR(Perl_magic_setamagic),
abdc98d4
NC		 5394 0,
5395 0,
5396 0
4944113a
AL		 5397);
5398
5399MGVTBL_SET(
5400 PL_vtbl_amagicelem,
abdc98d4 5401 0,
4944113a 5402 MEMBER_TO_FPTR(Perl_magic_setamagic),
abdc98d4
NC		 5403 0,
5404 0,
4944113a 5405 MEMBER_TO_FPTR(Perl_magic_setamagic),
abdc98d4
NC		 5406 0,
5407 0,
5408 0
4944113a
AL		 5409);
5410
5411MGVTBL_SET(
5412 PL_vtbl_backref,
abdc98d4
NC		 5413 0,
5414 0,
5415 0,
5416 0,
4944113a 5417 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
abdc98d4
NC		 5418 0,
5419 0,
5420 0
4944113a
AL		 5421);
5422
5423MGVTBL_SET(
5424 PL_vtbl_ovrld,
abdc98d4
NC		 5425 0,
5426 0,
5427 0,
5428 0,
4944113a 5429 MEMBER_TO_FPTR(Perl_magic_freeovrld),
abdc98d4
NC		 5430 0,
5431 0,
5432 0
4944113a
AL		 5433);
5434
5435MGVTBL_SET(
5436 PL_vtbl_utf8,
abdc98d4 5437 0,
4944113a 5438 MEMBER_TO_FPTR(Perl_magic_setutf8),
abdc98d4
NC		 5439 0,
5440 0,
5441 0,
5442 0,
5443 0,
5444 0
4944113a 5445);
36477c24 5446#ifdef USE_LOCALE_COLLATE
4944113a
AL		 5447MGVTBL_SET(
5448 PL_vtbl_collxfrm,
abdc98d4 5449 0,
4944113a 5450 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
abdc98d4
NC		 5451 0,
5452 0,
5453 0,
5454 0,
5455 0,
5456 0
4944113a 5457);
bbce6d69 5458#endif
a0d0e21e 5459
b3ca2e83
NC		 5460MGVTBL_SET(
5461 PL_vtbl_hintselem,
abdc98d4 5462 0,
b3ca2e83 5463 MEMBER_TO_FPTR(Perl_magic_sethint),
abdc98d4 5464 0,
b3ca2e83 5465 MEMBER_TO_FPTR(Perl_magic_clearhint),
abdc98d4
NC		 5466 0,
5467 0,
5468 0,
5469 0
b3ca2e83
NC		 5470);
5471
f747ebd6
Z		 5472MGVTBL_SET(
5473 PL_vtbl_hints,
5474 0,
5475 0,
5476 0,
5477 MEMBER_TO_FPTR(Perl_magic_clearhints),
5478 0,
5479 0,
5480 0,
5481 0
5482);
5483
bab3dc31 5484#include "overload.h"
a0d0e21e 5485
73c4f7a1
GS		 5486END_EXTERN_C
5487
a6006777 5488struct am_table {
8175493d 5489 U32 flags;
eb160463 5490 U32 was_ok_sub;
a0d0e21e 5491 long was_ok_am;
a0d0e21e 5492 long fallback;
9bd87817 5493 CV* table[NofAMmeth];
a0d0e21e 5494};
a6006777 5495struct am_table_short {
8175493d 5496 U32 flags;
eb160463 5497 U32 was_ok_sub;
a6006777 5498 long was_ok_am;
a6006777 5499};
a0d0e21e 5500typedef struct am_table AMT;
a6006777 5501typedef struct am_table_short AMTS;
a0d0e21e
LW		 5502
5503#define AMGfallNEVER 1
5504#define AMGfallNO 2
5505#define AMGfallYES 3
5506
a6006777 5507#define AMTf_AMAGIC 1
32251b26 5508#define AMTf_OVERLOADED 2
a6006777 5509#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5510#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5511#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 5512#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5513#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5514#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 5515
32251b26 5516#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 5517
5518/*
5519 * some compilers like to redefine cos et alia as faster
5520 * (and less accurate?) versions called F_cos et cetera (Quidquid
5521 * latine dictum sit, altum viditur.) This trick collides with
5522 * the Perl overloading (amg). The following #defines fool both.
5523 */
5524
5525#ifdef _FASTMATH
5526# ifdef atan2
5527# define F_atan2_amg atan2_amg
5528# endif
5529# ifdef cos
5530# define F_cos_amg cos_amg
5531# endif
5532# ifdef exp
5533# define F_exp_amg exp_amg
5534# endif
5535# ifdef log
5536# define F_log_amg log_amg
5537# endif
5538# ifdef pow
5539# define F_pow_amg pow_amg
5540# endif
5541# ifdef sin
5542# define F_sin_amg sin_amg
5543# endif
5544# ifdef sqrt
5545# define F_sqrt_amg sqrt_amg
5546# endif
5547#endif /* _FASTMATH */
5548
83ee9e09
GS		 5549#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5550 PERLDBf_NOOPT | PERLDBf_INTER | \
5551 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
b8fcbefe
NC		 5552 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5553 PERLDBf_SAVESRC)
925cfbb8 5554 /* No _NONAME, _GOTO */
83ee9e09
GS		 5555#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5556#define PERLDBf_LINE 0x02 /* Keep line # */
5557#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5558#define PERLDBf_INTER 0x08 /* Preserve more data for
5559 later inspections */
5560#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5561#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5562#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5563#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5564#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5565#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
b8fcbefe 5566#define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
c30d8139
NC		 5567#define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subrouties */
5568#define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
84902520 5569
3280af22
NIS		 5570#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5571#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5572#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5573#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5574#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5575#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5576#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5577#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 5578#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5579#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
b8fcbefe 5580#define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
c30d8139
NC		 5581#define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5582#define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
bbce6d69 5583
36477c24 5584#ifdef USE_LOCALE_NUMERIC
bbce6d69 5585
36477c24 5586#define SET_NUMERIC_STANDARD() \
ff4fed7c 5587 set_numeric_standard();
36477c24 5588
5589#define SET_NUMERIC_LOCAL() \
ff4fed7c 5590 set_numeric_local();
bbce6d69 5591
a98fe34d 5592#define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
2de3dbcc
JH		 5593#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5594
5595#define IN_LOCALE \
923e4eb5 5596 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
2de3dbcc 5597
f93f4e46 5598#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 5599 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 5600 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 5601
5602#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 5603 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 5604 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 5605
5606#define RESTORE_NUMERIC_LOCAL() \
5607 if (was_local) SET_NUMERIC_LOCAL();
5608
5609#define RESTORE_NUMERIC_STANDARD() \
5610 if (was_standard) SET_NUMERIC_STANDARD();
5611
5b877257 5612#define Atof my_atof
097ee67d 5613
36477c24 5614#else /* !USE_LOCALE_NUMERIC */
bbce6d69 5615
097ee67d
JH		 5616#define SET_NUMERIC_STANDARD() /**/
5617#define SET_NUMERIC_LOCAL() /**/
5e931b6b 5618#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 5619#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5620#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 5621#define RESTORE_NUMERIC_LOCAL() /**/
5622#define RESTORE_NUMERIC_STANDARD() /**/
2cdc7fd1 5623#define Atof my_atof
ad3e0f90 5624#define IN_LOCALE_RUNTIME 0
bbce6d69 5625
36477c24 5626#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 5627
079290de 5628#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5629# ifdef __hpux
5630# define strtoll __strtoll /* secret handshake */
5631# endif
c623ac67
GS		 5632# ifdef WIN64
5633# define strtoll _strtoi64 /* secret handshake */
5634# endif
079290de
GS		 5635# if !defined(Strtol) && defined(HAS_STRTOLL)
5636# define Strtol strtoll
ad551343 5637# endif
28e5dec8
JH		 5638# if !defined(Strtol) && defined(HAS_STRTOQ)
5639# define Strtol strtoq
5640# endif
ff935051 5641/* is there atoq() anywhere? */
15b99d39 5642#endif
079290de
GS		 5643#if !defined(Strtol) && defined(HAS_STRTOL)
5644# define Strtol strtol
5645#endif
5646#ifndef Atol
5647/* It would be more fashionable to use Strtol() to define atol()
5648 * (as is done for Atoul(), see below) but for backward compatibility
5649 * we just assume atol(). */
76b882ba 5650# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
c623ac67
GS		 5651# ifdef WIN64
5652# define atoll _atoi64 /* secret handshake */
5653# endif
76b882ba
JH		 5654# define Atol atoll
5655# else
5656# define Atol atol
5657# endif
cf2093f6
JH		 5658#endif
5659
55eb892c 5660#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5661# ifdef __hpux
5662# define strtoull __strtoull /* secret handshake */
5663# endif
c623ac67
GS		 5664# ifdef WIN64
5665# define strtoull _strtoui64 /* secret handshake */
5666# endif
ad551343 5667# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 5668# define Strtoul strtoull
15b99d39 5669# endif
079290de
GS		 5670# if !defined(Strtoul) && defined(HAS_STRTOUQ)
5671# define Strtoul strtouq
5672# endif
76d49b1c 5673/* is there atouq() anywhere? */
ad551343 5674#endif
079290de
GS		 5675#if !defined(Strtoul) && defined(HAS_STRTOUL)
5676# define Strtoul strtoul
cf2093f6 5677#endif
a5523c5b
JH		 5678#if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5679# define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5680#endif
079290de 5681#ifndef Atoul
d4c19fe8 5682# define Atoul(s) Strtoul(s, NULL, 10)
55eb892c 5683#endif
cf2093f6 5684
760ac839 5685
06d86050
GS		 5686/* if these never got defined, they need defaults */
5687#ifndef PERL_SET_CONTEXT
5688# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5689#endif
5690
5691#ifndef PERL_GET_CONTEXT
5692# define PERL_GET_CONTEXT PERL_GET_INTERP
5693#endif
5694
5695#ifndef PERL_GET_THX
5696# define PERL_GET_THX ((void*)NULL)
5697#endif
5698
5699#ifndef PERL_SET_THX
5700# define PERL_SET_THX(t) NOOP
5701#endif
5702
a868473f
NIS		 5703#ifndef PERL_SCRIPT_MODE
5704#define PERL_SCRIPT_MODE "r"
5705#endif
5706
fba3b22e 5707/*
da927450
JH		 5708 * Some operating systems are stingy with stack allocation,
5709 * so perl may have to guard against stack overflow.
5710 */
5711#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 5712#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 5713#endif
5714
5715/*
5716 * Some nonpreemptive operating systems find it convenient to
5717 * check for asynchronous conditions after each op execution.
5718 * Keep this check simple, or it may slow down execution
5719 * massively.
5720 */
ce08f86c 5721
1d615522 5722#ifndef PERL_MICRO
4ffa73a3 5723# ifndef PERL_ASYNC_CHECK
92f022bb 5724# define PERL_ASYNC_CHECK() if (PL_sig_pending) CALL_FPTR(PL_signalhook)(aTHX)
4ffa73a3 5725# endif
ce08f86c
NIS		 5726#endif
5727
da927450 5728#ifndef PERL_ASYNC_CHECK
1d615522 5729# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 5730#endif
5731
5732/*
5733 * On some operating systems, a memory allocation may succeed,
5734 * but put the process too close to the system's comfort limit.
5735 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5736 * it to NULL.
5737 */
5738#ifndef PERL_ALLOC_CHECK
c2af87cb 5739#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 5740#endif
5741
bd89102f
AD		 5742#ifdef HAS_SEM
5743# include <sys/ipc.h>
5744# include <sys/sem.h>
5745# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5746 union semun {
dbba660d
TC		 5747 int val;
5748 struct semid_ds *buf;
5749 unsigned short *array;
bd89102f
AD		 5750 };
5751# endif
5752# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 5753# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5754 union gccbug_semun {
5755 int val;
5756 struct semid_ds *buf;
5757 unsigned short *array;
5758 char __dummy[5];
5759 };
5760# define semun gccbug_semun
5761# endif
bd89102f
AD		 5762# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5763# else
5764# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 5765# ifdef EXTRA_F_IN_SEMUN_BUF
5766# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5767# else
5768# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5769# endif
bd89102f
AD		 5770# endif
5771# endif
bd89102f 5772#endif
49f531da 5773
89ca4ac7
JH		 5774/*
5775 * Boilerplate macros for initializing and accessing interpreter-local
5776 * data from C. All statics in extensions should be reworked to use
7588b095
JH		 5777 * this, if you want to make the extension thread-safe. See
5778 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5779 * and perlxs.pod for more.
89ca4ac7
JH		 5780 *
5781 * Code that uses these macros is responsible for the following:
43a739c2
JH		 5782 * 1. #define MY_CXT_KEY to a unique string, e.g.
5783 * "DynaLoader::_guts" XS_VERSION
f16dd614 5784 * XXX in the current implementation, this string is ignored.
89ca4ac7
JH		 5785 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5786 * all the data that needs to be interpreter-local.
5787 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5788 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5789 * (typically put in the BOOT: section).
5790 * 5. Use the members of the my_cxt_t structure everywhere as
5791 * MY_CXT.member.
5792 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5793 * access MY_CXT.
5794 */
5795
fc958cd2 5796#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7 5797
53d44271
JH		 5798#ifdef PERL_GLOBAL_STRUCT_PRIVATE
5799
5800/* This must appear in all extensions that define a my_cxt_t structure,
5801 * right after the definition (i.e. at file scope). The non-threads
5802 * case below uses it to declare the data as static. */
5803#define START_MY_CXT
5804#define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5805
5806/* Creates and zeroes the per-interpreter data.
5807 * (We allocate my_cxtp in a Perl SV so that it will be released when
5808 * the interpreter goes away.) */
5809#define MY_CXT_INIT \
5810 my_cxt_t *my_cxtp = \
5811 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_KEY, sizeof(my_cxt_t))
5812#define MY_CXT_INIT_INTERP(my_perl) \
5813 my_cxt_t *my_cxtp = \
5814 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_KEY, sizeof(my_cxt_t))
5815
5816/* This declaration should be used within all functions that use the
5817 * interpreter-local data. */
5818#define dMY_CXT \
5819 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5820#define dMY_CXT_INTERP(my_perl) \
5821 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5822
5823/* Clones the per-interpreter data. */
5824#define MY_CXT_CLONE \
5825 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5826 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5827 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5828
5829#else /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5830
89ca4ac7
JH		 5831/* This must appear in all extensions that define a my_cxt_t structure,
5832 * right after the definition (i.e. at file scope). The non-threads
5833 * case below uses it to declare the data as static. */
f16dd614 5834#define START_MY_CXT static int my_cxt_index = -1;
89ca4ac7
JH		 5835
5836/* This declaration should be used within all functions that use the
5837 * interpreter-local data. */
5838#define dMY_CXT \
f16dd614
DM		 5839 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5840#define dMY_CXT_INTERP(my_perl) \
5841 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
89ca4ac7
JH		 5842
5843/* Creates and zeroes the per-interpreter data.
5844 * (We allocate my_cxtp in a Perl SV so that it will be released when
5845 * the interpreter goes away.) */
5846#define MY_CXT_INIT \
f16dd614
DM		 5847 my_cxt_t *my_cxtp = \
5848 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5849#define MY_CXT_INIT_INTERP(my_perl) \
5850 my_cxt_t *my_cxtp = \
5851 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
89ca4ac7 5852
8fba5d14
MHM		 5853/* Clones the per-interpreter data. */
5854#define MY_CXT_CLONE \
8fba5d14 5855 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
f16dd614
DM		 5856 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5857 PL_my_cxt_list[my_cxt_index] = my_cxtp \
8fba5d14 5858
53d44271
JH		 5859#endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5860
89ca4ac7
JH		 5861/* This macro must be used to access members of the my_cxt_t structure.
5862 * e.g. MYCXT.some_data */
5863#define MY_CXT (*my_cxtp)
5864
5865/* Judicious use of these macros can reduce the number of times dMY_CXT
5866 * is used. Use is similar to pTHX, aTHX etc. */
5867#define pMY_CXT my_cxt_t *my_cxtp
5868#define pMY_CXT_ pMY_CXT,
5869#define _pMY_CXT ,pMY_CXT
5870#define aMY_CXT my_cxtp
5871#define aMY_CXT_ aMY_CXT,
5872#define _aMY_CXT ,aMY_CXT
5873
f16dd614 5874#else /* PERL_IMPLICIT_CONTEXT */
89ca4ac7
JH		 5875
5876#define START_MY_CXT static my_cxt_t my_cxt;
5877#define dMY_CXT_SV dNOOP
5878#define dMY_CXT dNOOP
9568a123 5879#define dMY_CXT_INTERP(my_perl) dNOOP
89ca4ac7 5880#define MY_CXT_INIT NOOP
8fba5d14 5881#define MY_CXT_CLONE NOOP
89ca4ac7
JH		 5882#define MY_CXT my_cxt
5883
5884#define pMY_CXT void
5885#define pMY_CXT_
5886#define _pMY_CXT
5887#define aMY_CXT
5888#define aMY_CXT_
5889#define _aMY_CXT
5890
f16dd614 5891#endif /* !defined(PERL_IMPLICIT_CONTEXT) */
89ca4ac7 5892
9a34ef1d
GS		 5893#ifdef I_FCNTL
5894# include <fcntl.h>
9a34ef1d
GS		 5895#endif
5896
9cffb111
OS		 5897#ifdef __Lynx__
5898# include <fcntl.h>
5899#endif
5900
9a34ef1d
GS		 5901#ifdef I_SYS_FILE
5902# include <sys/file.h>
5903#endif
5904
fa0a29af 5905#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 5906int flock(int fd, int op);
5907#endif
5908
fe52b3b7
GS		 5909#ifndef O_RDONLY
5910/* Assume UNIX defaults */
5911# define O_RDONLY 0000
5912# define O_WRONLY 0001
5913# define O_RDWR 0002
5914# define O_CREAT 0100
5915#endif
9a34ef1d 5916
16fe6d59
GS		 5917#ifndef O_BINARY
5918# define O_BINARY 0
5919#endif
5920
5921#ifndef O_TEXT
5922# define O_TEXT 0
5923#endif
5924
6ce75a77
JH		 5925#if O_TEXT != O_BINARY
5926 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5927 * that is, you are somehow DOSish. */
df00ff3b
IW		 5928# if defined(__BEOS__) || defined(__HAIKU__) || defined(__VOS__) || \
5929 defined(__CYGWIN__)
5930 /* BeOS/Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5931 * BeOS/Haiku is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 5932 /* VOS has O_TEXT != O_BINARY, and they have effect,
5933 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 5934 /* If you have O_TEXT different from your O_BINARY but you still are
5935 * not a CRLF shop. */
35990314 5936# undef PERLIO_USING_CRLF
ec53fe4f
JH		 5937# else
5938 /* If you really are DOSish. */
5939# define PERLIO_USING_CRLF 1
6ce75a77
JH		 5940# endif
5941#endif
5942
4bc88a62
PS		 5943#ifdef I_LIBUTIL
5944# include <libutil.h> /* setproctitle() in some FreeBSDs */
5945#endif
5946
b4748376 5947#ifndef EXEC_ARGV_CAST
360ea906 5948#define EXEC_ARGV_CAST(x) (char **)x
b4748376
NIS		 5949#endif
5950
dd5dc04f
JH		 5951#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5952 int). value returned in pointed-
5953 to UV */
5954#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5955#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5956#define IS_NUMBER_NEG 0x08 /* leading minus sign */
5957#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 5958#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 5959
5960#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5961
53305cf1
NC		 5962/* Input flags: */
5963#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 5964#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
94dd8549 5965#define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
53305cf1
NC		 5966/* Output flags: */
5967#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5968
2c4f7f0e
DM		 5969/* to let user control profiling */
5970#ifdef PERL_GPROF_CONTROL
5971extern void moncontrol(int);
5972#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5973#else
5974#define PERL_GPROF_MONCONTROL(x)
5975#endif
5976
ae0e3d3b
JH		 5977#ifdef UNDER_CE
5978#include "wince.h"
5979#endif
5980
5981/* ISO 6429 NEL - C1 control NExt Line */
5982/* See http://www.unicode.org/unicode/reports/tr13/ */
5983#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5984# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5985# define NEXT_LINE_CHAR 0x15
5986# else /* CDRA */
5987# define NEXT_LINE_CHAR 0x25
5988# endif
5989#else
5990# define NEXT_LINE_CHAR 0x85
5991#endif
5992
5993/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5994#define UNICODE_LINE_SEPA_0 0xE2
5995#define UNICODE_LINE_SEPA_1 0x80
5996#define UNICODE_LINE_SEPA_2 0xA8
5997#define UNICODE_PARA_SEPA_0 0xE2
5998#define UNICODE_PARA_SEPA_1 0x80
5999#define UNICODE_PARA_SEPA_2 0xA9
6000
479b2847
GS		 6001#ifndef PIPESOCK_MODE
6002# define PIPESOCK_MODE
6003#endif
6004
460c8493
IZ		 6005#ifndef SOCKET_OPEN_MODE
6006# define SOCKET_OPEN_MODE PIPESOCK_MODE
6007#endif
6008
6009#ifndef PIPE_OPEN_MODE
6010# define PIPE_OPEN_MODE PIPESOCK_MODE
6011#endif
6012
7e8c5dac
HS		 6013#define PERL_MAGIC_UTF8_CACHESIZE 2
6014
a05d7ebb
JH		 6015#define PERL_UNICODE_STDIN_FLAG 0x0001
6016#define PERL_UNICODE_STDOUT_FLAG 0x0002
6017#define PERL_UNICODE_STDERR_FLAG 0x0004
a05d7ebb
JH		 6018#define PERL_UNICODE_IN_FLAG 0x0008
6019#define PERL_UNICODE_OUT_FLAG 0x0010
06e66572 6020#define PERL_UNICODE_ARGV_FLAG 0x0020
a05d7ebb
JH		 6021#define PERL_UNICODE_LOCALE_FLAG 0x0040
6022#define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5a22a2bb 6023#define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
a05d7ebb 6024
06e66572
JH		 6025#define PERL_UNICODE_STD_FLAG \
6026 (PERL_UNICODE_STDIN_FLAG | \
6027 PERL_UNICODE_STDOUT_FLAG | \
6028 PERL_UNICODE_STDERR_FLAG)
6029
6030#define PERL_UNICODE_INOUT_FLAG \
6031 (PERL_UNICODE_IN_FLAG | \
6032 PERL_UNICODE_OUT_FLAG)
6033
6034#define PERL_UNICODE_DEFAULT_FLAGS \
a05d7ebb
JH		 6035 (PERL_UNICODE_STD_FLAG | \
6036 PERL_UNICODE_INOUT_FLAG | \
6037 PERL_UNICODE_LOCALE_FLAG)
6038
5a22a2bb 6039#define PERL_UNICODE_ALL_FLAGS 0x01ff
a05d7ebb
JH		 6040
6041#define PERL_UNICODE_STDIN 'I'
6042#define PERL_UNICODE_STDOUT 'O'
6043#define PERL_UNICODE_STDERR 'E'
6044#define PERL_UNICODE_STD 'S'
6045#define PERL_UNICODE_IN 'i'
6046#define PERL_UNICODE_OUT 'o'
6047#define PERL_UNICODE_INOUT 'D'
6048#define PERL_UNICODE_ARGV 'A'
6049#define PERL_UNICODE_LOCALE 'L'
6050#define PERL_UNICODE_WIDESYSCALLS 'W'
5a22a2bb 6051#define PERL_UNICODE_UTF8CACHEASSERT 'a'
a05d7ebb 6052
4ffa73a3
JH		 6053#define PERL_SIGNALS_UNSAFE_FLAG 0x0001
6054
16bd9a85
JH		 6055/* From sigaction(2) (FreeBSD man page):
6056 * | Signal routines normally execute with the signal that
6057 * | caused their invocation blocked, but other signals may
6058 * | yet occur.
6059 * Emulation of this behavior (from within Perl) is enabled
6060 * by defining PERL_BLOCK_SIGNALS.
6061 */
6062#define PERL_BLOCK_SIGNALS
6063
6064#if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
6065# define PERL_BLOCKSIG_ADD(set,sig) \
6066 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
6067# define PERL_BLOCKSIG_BLOCK(set) \
6068 sigprocmask(SIG_BLOCK, &(set), NULL)
6069# define PERL_BLOCKSIG_UNBLOCK(set) \
6070 sigprocmask(SIG_UNBLOCK, &(set), NULL)
6071#endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
6072
6073/* How about the old style of sigblock()? */
6074
6075#ifndef PERL_BLOCKSIG_ADD
6076# define PERL_BLOCKSIG_ADD(set, sig) NOOP
6077#endif
6078#ifndef PERL_BLOCKSIG_BLOCK
6079# define PERL_BLOCKSIG_BLOCK(set) NOOP
6080#endif
2bfba5f0 6081#ifndef PERL_BLOCKSIG_UNBLOCK
16bd9a85
JH		 6082# define PERL_BLOCKSIG_UNBLOCK(set) NOOP
6083#endif
6084
32fdb065 6085/* Use instead of abs() since abs() forces its argument to be an int,
56c380de 6086 * but also beware since this evaluates its argument twice, so no x++. */
32fdb065
JH		 6087#define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
6088
3c0f78ca
JH		 6089#if defined(__DECC) && defined(__osf__)
6090#pragma message disable (mainparm) /* Perl uses the envp in main(). */
24801a4b
JH		 6091#endif
6092
e4dba786
NC		 6093#define do_open(g, n, l, a, rm, rp, sf) \
6094 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
9555a685 6095#ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
711aba4c 6096# define do_exec(cmd) do_exec3(cmd,0,0)
a9f96b3f 6097#endif
15871fce
NC		 6098#ifdef OS2
6099# define do_aexec Perl_do_aexec
6100#else
6101# define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
9555a685 6102#endif
e4dba786 6103
2f3efc97
JH		 6104#if defined(OEMVS)
6105#define NO_ENV_ARRAY_IN_MAIN
6106#endif
6107
00f254e2
KW		 6108/* These are used by Perl_pv_escape() and Perl_pv_pretty()
6109 * are here so that they are available throughout the core
10edeb5d
JH		 6110 * NOTE that even though some are for _escape and some for _pretty
6111 * there must not be any clashes as the flags from _pretty are
6112 * passed straight through to _escape.
6113 */
6114
6115#define PERL_PV_ESCAPE_QUOTE 0x0001
6116#define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
6117
95b611b0 6118#define PERL_PV_PRETTY_ELLIPSES 0x0002
10edeb5d
JH		 6119#define PERL_PV_PRETTY_LTGT 0x0004
6120
6121#define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
6122
00f254e2 6123#define PERL_PV_ESCAPE_UNI 0x0100
10edeb5d
JH		 6124#define PERL_PV_ESCAPE_UNI_DETECT 0x0200
6125
6126#define PERL_PV_ESCAPE_ALL 0x1000
6127#define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
6128#define PERL_PV_ESCAPE_NOCLEAR 0x4000
44a2ac75 6129#define PERL_PV_ESCAPE_RE 0x8000
10edeb5d 6130
881a015e
NC		 6131#define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
6132
10edeb5d 6133/* used by pv_display in dump.c*/
95b611b0
RGS		 6134#define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
6135#define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE
10edeb5d
JH		 6136
6137/*
6138
6139 (KEEP THIS LAST IN perl.h!)
6140
6141 Mention
d460ef45 6142
43999f95 6143 NV_PRESERVES_UV
fe749a9f 6144
fe749a9f
JH		 6145 HAS_MKSTEMP
6146 HAS_MKSTEMPS
6147 HAS_MKDTEMP
6148
49dabb45
JH		 6149 HAS_GETCWD
6150
d59b5429 6151 HAS_MMAP
fe749a9f
JH		 6152 HAS_MPROTECT
6153 HAS_MSYNC
1e8c3fde 6154 HAS_MADVISE
fe749a9f
JH		 6155 HAS_MUNMAP
6156 I_SYSMMAN
6157 Mmap_t
6158
6b4667fc
A		 6159 NVef
6160 NVff
6161 NVgf
6162
4e0554ec 6163 HAS_UALARM
2d736872 6164 HAS_USLEEP
4e0554ec
JH		 6165
6166 HAS_SETITIMER
6167 HAS_GETITIMER
6168
6169 HAS_SENDMSG
6170 HAS_RECVMSG
6171 HAS_READV
6172 HAS_WRITEV
6173 I_SYSUIO
6174 HAS_STRUCT_MSGHDR
6175 HAS_STRUCT_CMSGHDR
6176
2765b840 6177 HAS_NL_LANGINFO
0a7020c9 6178
ae0e3d3b 6179 HAS_DIRFD
2765b840 6180
10edeb5d 6181 so that Configure picks them up.
ab3bbdeb 6182
10edeb5d 6183 (KEEP THIS LAST IN perl.h!)
3df15adc 6184
10edeb5d 6185*/
3df15adc 6186
85e6fe83 6187#endif /* Include guard */
e9a8c099
MHM		 6188
6189/*
6190 * Local variables:
6191 * c-indentation-style: bsd
6192 * c-basic-offset: 4
6193 * indent-tabs-mode: t
6194 * End:
6195 *
6196 * ex: set ts=8 sts=4 sw=4 noet:
6197 */
Unnamed repository; edit this file 'description' to name the repository.