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const the variable used for the save stack type in Perl_ss_dup().
[perl5.git] / perl.h
CommitLineData
a0d0e21e 1/* perl.h
a687059c 2 *
4bb101f2 3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
54ca4ee7 4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, 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
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
27da23d5
JH		 130#ifdef PERL_GLOBAL_STRUCT
131# ifndef PERL_GET_VARS
132# ifdef PERL_GLOBAL_STRUCT_PRIVATE
133 extern struct perl_vars* Perl_GetVarsPrivate();
134# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
135# ifndef PERLIO_FUNCS_CONST
136# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
137# endif
138# else
139# define PERL_GET_VARS() PL_VarsPtr
140# endif
141# endif
142#endif
143
7a89be66 144#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
27da23d5
JH		 145
146#ifdef PERL_GLOBAL_STRUCT
147# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
148#else
149# define dVAR dNOOP
150#endif
151
c5be433b 152#ifdef PERL_IMPLICIT_CONTEXT
3db8f154
MB		 153# ifndef MULTIPLICITY
154# define MULTIPLICITY
c5be433b 155# endif
e8dda941 156# define tTHX PerlInterpreter*
5ba4cab2 157# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 158# define aTHX my_perl
27da23d5 159# ifdef PERL_GLOBAL_STRUCT
e8dda941 160# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 161# else
e8dda941 162# define dTHXa(a) pTHX = (tTHX)a
27da23d5
JH		 163# endif
164# ifdef PERL_GLOBAL_STRUCT
165# define dTHX dVAR; pTHX = PERL_GET_THX
166# else
167# define dTHX pTHX = PERL_GET_THX
168# endif
c5be433b 169# define pTHX_ pTHX,
c5be433b 170# define aTHX_ aTHX,
4373e329 171# define pTHX_1 2
894356b3
GS		 172# define pTHX_2 3
173# define pTHX_3 4
174# define pTHX_4 5
4373e329
AL		 175# define pTHX_5 6
176# define pTHX_6 7
a3b680e6
AL		 177# define pTHX_7 8
178# define pTHX_8 9
179# define pTHX_9 10
e8dda941
JD		 180# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
181# define PERL_TRACK_MEMPOOL
182# endif
183#else
184# undef PERL_TRACK_MEMPOOL
c5be433b
GS		 185#endif
186
76e3520e
GS		 187#define STATIC static
188#define CPERLscope(x) x
565764a8 189#define CPERLarg void
76e3520e 190#define CPERLarg_
e3b8966e 191#define _CPERLarg
1d583055
GS		 192#define PERL_OBJECT_THIS
193#define _PERL_OBJECT_THIS
194#define PERL_OBJECT_THIS_
312caa8e 195#define CALL_FPTR(fptr) (*fptr)
76e3520e 196
312caa8e 197#define CALLRUNOPS CALL_FPTR(PL_runops)
f9f4320a
YO		 198
199#define CALLREGCOMP(exp, xend, pm) Perl_pregcomp(aTHX_ exp,xend,pm)
200
f2f78491
YO		 201#define CALLREGCOMP_ENG(prog, exp, xend, pm) \
202 CALL_FPTR(((prog)->comp))(aTHX_ exp, xend, pm)
f9f4320a 203#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
f2f78491 204 CALL_FPTR((prog)->engine->exec)(aTHX_ (prog),(stringarg),(strend), \
f9f4320a
YO		 205 (strbeg),(minend),(screamer),(data),(flags))
206#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
f2f78491 207 CALL_FPTR((prog)->engine->intuit)(aTHX_ (prog), (sv), (strpos), \
f9f4320a
YO		 208 (strend),(flags),(data))
209#define CALLREG_INTUIT_STRING(prog) \
f2f78491 210 CALL_FPTR((prog)->engine->checkstr)(aTHX_ (prog))
f9f4320a 211#define CALLREGFREE(prog) \
f2f78491 212 if(prog) CALL_FPTR((prog)->engine->free)(aTHX_ (prog))
f9f4320a
YO		 213#if defined(USE_ITHREADS)
214#define CALLREGDUPE(prog,param) \
f2f78491 215 (prog ? CALL_FPTR((prog)->engine->dupe)(aTHX_ (prog),(param)) \
f9f4320a
YO		 216 : (REGEXP *)NULL)
217#endif
14dd3ad8 218
5ba4cab2
SH		 219/*
220 * Because of backward compatibility reasons the PERL_UNUSED_DECL
221 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
222 *
223 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 224 * which do not have an "inlined" way (like the gcc __attribute__) of
5ba4cab2
SH		 225 * marking unused variables (they need e.g. a #pragma) and therefore
226 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
227 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
228 *
229 */
1266ad8c 230
9969cdde 231#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 232# ifdef __cplusplus
5ba4cab2 233# define PERL_UNUSED_DECL
5b2bd0a5 234# else
5ba4cab2 235# define PERL_UNUSED_DECL __attribute__((unused))
5b2bd0a5
AMS		 236# endif
237#endif
44dbb695 238
5b2bd0a5 239#ifndef PERL_UNUSED_DECL
34659ad4 240# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 241# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 242# else
5ba4cab2 243# define PERL_UNUSED_DECL
b79c357a 244# endif
5b2bd0a5
AMS		 245#endif
246
349b520e
DM		 247/* gcc -Wall:
248 * for silencing unused variables that are actually used most of the time,
a0288114 249 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 250 */
53c1dcc0 251#ifndef PERL_UNUSED_ARG
c99ffe5e 252# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 253# include <note.h>
53c1dcc0 254# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 255# else
53c1dcc0 256# define PERL_UNUSED_ARG(x) ((void)x)
ad73156c
AL		 257# endif
258#endif
53c1dcc0
AL		 259#ifndef PERL_UNUSED_VAR
260# define PERL_UNUSED_VAR(x) ((void)x)
261#endif
ad73156c 262
96a5add6
AL		 263#ifdef USE_ITHREADS
264# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
265#else
266# define PERL_UNUSED_CONTEXT
267#endif
268
6f207bd3 269#define NOOP /*EMPTY*/(void)0
6b484a99
JH		 270#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
271#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
272#else
6f207bd3 273#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
6b484a99 274#endif
71be2cbc 275
0cb96387 276#ifndef pTHX
e8dda941
JD		 277/* Don't bother defining tTHX and sTHX; using them outside
278 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
279 */
0cb96387
GS		 280# define pTHX void
281# define pTHX_
0cb96387
GS		 282# define aTHX
283# define aTHX_
0cb96387
GS		 284# define dTHXa(a) dNOOP
285# define dTHX dNOOP
894356b3
GS		 286# define pTHX_1 1
287# define pTHX_2 2
288# define pTHX_3 3
289# define pTHX_4 4
3d42dc86
RGS		 290# define pTHX_5 5
291# define pTHX_6 6
a3b680e6
AL		 292# define pTHX_7 7
293# define pTHX_8 8
294# define pTHX_9 9
0cb96387
GS		 295#endif
296
27da23d5
JH		 297#ifndef dVAR
298# define dVAR dNOOP
299#endif
300
b4f7f263
GS		 301/* these are only defined for compatibility; should not be used internally */
302#if !defined(pTHXo) && !defined(PERL_CORE)
0cb96387
GS		 303# define pTHXo pTHX
304# define pTHXo_ pTHX_
0cb96387
GS		 305# define aTHXo aTHX
306# define aTHXo_ aTHX_
c5be433b 307# define dTHXo dTHX
71d280e3 308# define dTHXoa(x) dTHXa(x)
0cb96387
GS		 309#endif
310
311#ifndef pTHXx
312# define pTHXx register PerlInterpreter *my_perl
313# define pTHXx_ pTHXx,
0cb96387
GS		 314# define aTHXx my_perl
315# define aTHXx_ aTHXx,
c5be433b 316# define dTHXx dTHX
22c35a8c 317#endif
71be2cbc 318
1de7c2ac
GS		 319/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
320 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
321 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
322#ifdef PERL_IMPLICIT_SYS
27da23d5
JH		 323# ifdef PERL_GLOBAL_STRUCT_PRIVATE
324# define dTHXs dVAR; dTHX
325# else
326# define dTHXs dTHX
327# endif
1de7c2ac 328#else
27da23d5
JH		 329# ifdef PERL_GLOBAL_STRUCT_PRIVATE
330# define dTHXs dVAR
331# else
332# define dTHXs dNOOP
333# endif
1de7c2ac
GS		 334#endif
335
326b05e3
GS		 336#undef START_EXTERN_C
337#undef END_EXTERN_C
338#undef EXTERN_C
32f822de
GS		 339#ifdef __cplusplus
340# define START_EXTERN_C extern "C" {
341# define END_EXTERN_C }
342# define EXTERN_C extern "C"
343#else
d460ef45
NIS		 344# define START_EXTERN_C
345# define END_EXTERN_C
73c4f7a1 346# define EXTERN_C extern
32f822de
GS		 347#endif
348
27da23d5
JH		 349/* Some platforms require marking function declarations
350 * for them to be exportable. Used in perlio.h, proto.h
351 * is handled either by the makedef.pl or by defining the
352 * PERL_CALLCONV to be something special. See also the
353 * definition of XS() in XSUB.h. */
354#ifndef PERL_EXPORT_C
a0c21aa1
JH		 355# ifdef __cplusplus
356# define PERL_EXPORT_C extern "C"
357# else
358# define PERL_EXPORT_C extern
359# endif
27da23d5
JH		 360#endif
361#ifndef PERL_XS_EXPORT_C
a0c21aa1
JH		 362# ifdef __cplusplus
363# define PERL_XS_EXPORT_C extern "C"
364# else
365# define PERL_XS_EXPORT_C
366# endif
27da23d5
JH		 367#endif
368
462e5cf6
MB		 369#ifdef OP_IN_REGISTER
370# ifdef __GNUC__
371# define stringify_immed(s) #s
372# define stringify(s) stringify_immed(s)
d1ca3daa 373register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
462e5cf6
MB		 374# endif
375#endif
376
b1e55cab
JH		 377/* gcc (-ansi) -pedantic doesn't allow gcc brace groups,
378 * g++ allows them but seems to have problems with them
379 * (insane errors ensue). */
380#if defined(PERL_GCC_PEDANTIC) || (defined(__GNUC__) && defined(__cplusplus))
5b692037 381# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
22469a62
RGS		 382# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
383# endif
5dc8bdac
JH		 384#endif
385
5b692037
JH		 386#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
387# ifndef PERL_USE_GCC_BRACE_GROUPS
388# define PERL_USE_GCC_BRACE_GROUPS
389# endif
390#endif
391
728e2803 392/*
393 * STMT_START { statements; } STMT_END;
394 * can be used as a single statement, as in
395 * if (x) STMT_START { ... } STMT_END; else ...
396 *
397 * Trying to select a version that gives no warnings...
398 */
399#if !(defined(STMT_START) && defined(STMT_END))
5b692037 400# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 401# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803 402# define STMT_END )
403# else
404 /* Now which other defined()s do we need here ??? */
93189314 405# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803 406# define STMT_START if (1)
407# define STMT_END else (void)0
408# else
409# define STMT_START do
410# define STMT_END while (0)
411# endif
412# endif
413#endif
414
0cb96387 415#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 416#define WITH_THR(s) WITH_THX(s)
ea0efc06 417
d6f9c181
JH		 418#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
419# define BYTEORDER 0x1234
79072805
LW		 420#endif
421
422/* Overall memory policy? */
423#ifndef CONSERVATIVE
424# define LIBERAL 1
425#endif
426
8ada0baa
JH		 427#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
428#define ASCIIish
429#else
430#undef ASCIIish
431#endif
432
79072805
LW		 433/*
434 * The following contortions are brought to you on behalf of all the
435 * standards, semi-standards, de facto standards, not-so-de-facto standards
436 * of the world, as well as all the other botches anyone ever thought of.
437 * The basic theory is that if we work hard enough here, the rest of the
438 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
439 */
ac58e20f 440
ee0007ab 441/* define this once if either system, instead of cluttering up the src */
2986a63f 442#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW		 443#define DOSISH 1
444#endif
445
fb38d079 446#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW		 447# define STANDARD_C 1
448#endif
449
9969cdde 450#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745 451# define DONT_DECLARE_STD 1
452#endif
453
352d5a3a 454#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 455# ifdef __cplusplus
cb69f87a 456# define VOL /* to temporarily suppress warnings */
79072805
LW		 457# else
458# define VOL volatile
459# endif
663a0e37 460#else
79072805 461# define VOL
663a0e37
LW		 462#endif
463
3280af22
NIS		 464#define TAINT (PL_tainted = TRUE)
465#define TAINT_NOT (PL_tainted = FALSE)
466#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
467#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 468#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 469
d460ef45 470/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de 471 defines move there? If so, I could simplify this a lot. --AD 9/96.
472*/
473/* Process group stuff changed from traditional BSD to POSIX.
474 perlfunc.pod documents the traditional BSD-style syntax, so we'll
475 try to preserve that, if possible.
476*/
477#ifdef HAS_SETPGID
478# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 479#else
a6e633de 480# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
481# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
482# else
483# ifdef HAS_SETPGRP2 /* DG/UX */
484# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
485# endif
486# endif
487#endif
488#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
489# define HAS_SETPGRP /* Well, effectively it does . . . */
490#endif
491
492/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
493 our life easier :-) so we'll try it.
494*/
495#ifdef HAS_GETPGID
496# define BSD_GETPGRP(pid) getpgid((pid))
497#else
498# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
499# define BSD_GETPGRP(pid) getpgrp((pid))
500# else
501# ifdef HAS_GETPGRP2 /* DG/UX */
502# define BSD_GETPGRP(pid) getpgrp2((pid))
503# endif
504# endif
505#endif
506#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
507# define HAS_GETPGRP /* Well, effectively it does . . . */
508#endif
509
d460ef45 510/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de 511 have different behaviors, but perl.h used to define USE_BSDPGRP
512 (prior to 5.003_05) so some extension might depend on it.
513*/
514#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
515# ifndef USE_BSDPGRP
516# define USE_BSDPGRP
517# endif
663a0e37
LW		 518#endif
519
8ac5a1fe
MH		 520/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
521 pthread.h must be included before all other header files.
522*/
3db8f154 523#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH		 524# include <pthread.h>
525#endif
526
760ac839
LW		 527#ifndef _TYPES_ /* If types.h defines this it's easy. */
528# ifndef major /* Does everyone's types.h define this? */
529# include <sys/types.h>
c07a80fd 530# endif
663a0e37
LW		 531#endif
532
760ac839
LW		 533#ifdef __cplusplus
534# ifndef I_STDARG
535# define I_STDARG 1
536# endif
537#endif
538
539#ifdef I_STDARG
540# include <stdarg.h>
541#else
542# ifdef I_VARARGS
543# include <varargs.h>
544# endif
545#endif
546
4633a7c4 547#ifdef USE_NEXT_CTYPE
0c30d9ec 548
092bebab
JH		 549#if NX_CURRENT_COMPILER_RELEASE >= 500
550# include <bsd/ctypes.h>
551#else
552# if NX_CURRENT_COMPILER_RELEASE >= 400
553# include <objc/NXCType.h>
554# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
555# include <appkit/NXCType.h>
556# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
557#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec 558
559#else /* !USE_NEXT_CTYPE */
fe14fcc3 560#include <ctype.h>
0c30d9ec 561#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW		 562
563#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
564#undef METHOD
a0d0e21e
LW		 565#endif
566
12ae5dfc
JH		 567#ifdef PERL_MICRO
568# define NO_LOCALE
569#endif
570
4633a7c4 571#ifdef I_LOCALE
36477c24 572# include <locale.h>
4633a7c4
LW		 573#endif
574
36477c24 575#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
576# define USE_LOCALE
577# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
578 && defined(HAS_STRXFRM)
579# define USE_LOCALE_COLLATE
580# endif
581# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
582# define USE_LOCALE_CTYPE
583# endif
584# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
585# define USE_LOCALE_NUMERIC
586# endif
587#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 588
fe14fcc3 589#include <setjmp.h>
79072805 590
a0d0e21e 591#ifdef I_SYS_PARAM
79072805
LW		 592# ifdef PARAM_NEEDS_TYPES
593# include <sys/types.h>
594# endif
595# include <sys/param.h>
352d5a3a 596#endif
79072805 597
79072805 598/* Use all the "standard" definitions? */
a0d0e21e 599#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 600# include <stdlib.h>
ff68c719 601#endif
03a14243 602
3f270f98
JH		 603/* If this causes problems, set i_unistd=undef in the hint file. */
604#ifdef I_UNISTD
605# include <unistd.h>
606#endif
607
9969cdde 608#ifdef __SYMBIAN32__
27da23d5
JH		 609# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
610#endif
611
7114a2d2 612#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 613EXTERN_C int syscall(int, ...);
2ef53570
JH		 614#endif
615
7114a2d2 616#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 617EXTERN_C int usleep(unsigned int);
2ef53570
JH		 618#endif
619
9a34ef1d
GS		 620#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
621# define MYSWAP
622#endif
623
1109a392
MHM		 624#ifdef PERL_CORE
625
626/* macros for correct constant construction */
627# if INTSIZE >= 2
628# define U16_CONST(x) ((U16)x##U)
629# else
630# define U16_CONST(x) ((U16)x##UL)
631# endif
632
633# if INTSIZE >= 4
634# define U32_CONST(x) ((U32)x##U)
635# else
636# define U32_CONST(x) ((U32)x##UL)
637# endif
638
639# ifdef HAS_QUAD
640# if INTSIZE >= 8
641# define U64_CONST(x) ((U64)x##U)
642# elif LONGSIZE >= 8
643# define U64_CONST(x) ((U64)x##UL)
644# elif QUADKIND == QUAD_IS_LONG_LONG
645# define U64_CONST(x) ((U64)x##ULL)
646# else /* best guess we can make */
647# define U64_CONST(x) ((U64)x##UL)
648# endif
649# endif
650
651/* byte-swapping functions for big-/little-endian conversion */
652# define _swab_16_(x) ((U16)( \
653 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
654 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
655
656# define _swab_32_(x) ((U32)( \
657 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
658 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
659 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
660 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
661
662# ifdef HAS_QUAD
663# define _swab_64_(x) ((U64)( \
664 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
665 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
666 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
667 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
668 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
669 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
670 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
671 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
672# endif
673
674/*----------------------------------------------------------------------------*/
675# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
676/*----------------------------------------------------------------------------*/
677# define my_htole16(x) (x)
678# define my_letoh16(x) (x)
679# define my_htole32(x) (x)
680# define my_letoh32(x) (x)
681# define my_htobe16(x) _swab_16_(x)
682# define my_betoh16(x) _swab_16_(x)
683# define my_htobe32(x) _swab_32_(x)
684# define my_betoh32(x) _swab_32_(x)
685# ifdef HAS_QUAD
686# define my_htole64(x) (x)
687# define my_letoh64(x) (x)
688# define my_htobe64(x) _swab_64_(x)
689# define my_betoh64(x) _swab_64_(x)
690# endif
691# define my_htoles(x) (x)
692# define my_letohs(x) (x)
693# define my_htolei(x) (x)
694# define my_letohi(x) (x)
695# define my_htolel(x) (x)
696# define my_letohl(x) (x)
697# if SHORTSIZE == 1
698# define my_htobes(x) (x)
699# define my_betohs(x) (x)
700# elif SHORTSIZE == 2
701# define my_htobes(x) _swab_16_(x)
702# define my_betohs(x) _swab_16_(x)
703# elif SHORTSIZE == 4
704# define my_htobes(x) _swab_32_(x)
705# define my_betohs(x) _swab_32_(x)
706# elif SHORTSIZE == 8
707# define my_htobes(x) _swab_64_(x)
708# define my_betohs(x) _swab_64_(x)
709# else
710# define PERL_NEED_MY_HTOBES
711# define PERL_NEED_MY_BETOHS
712# endif
713# if INTSIZE == 1
714# define my_htobei(x) (x)
715# define my_betohi(x) (x)
716# elif INTSIZE == 2
717# define my_htobei(x) _swab_16_(x)
718# define my_betohi(x) _swab_16_(x)
719# elif INTSIZE == 4
720# define my_htobei(x) _swab_32_(x)
721# define my_betohi(x) _swab_32_(x)
722# elif INTSIZE == 8
723# define my_htobei(x) _swab_64_(x)
724# define my_betohi(x) _swab_64_(x)
725# else
726# define PERL_NEED_MY_HTOBEI
727# define PERL_NEED_MY_BETOHI
728# endif
729# if LONGSIZE == 1
730# define my_htobel(x) (x)
731# define my_betohl(x) (x)
732# elif LONGSIZE == 2
733# define my_htobel(x) _swab_16_(x)
734# define my_betohl(x) _swab_16_(x)
735# elif LONGSIZE == 4
736# define my_htobel(x) _swab_32_(x)
737# define my_betohl(x) _swab_32_(x)
738# elif LONGSIZE == 8
739# define my_htobel(x) _swab_64_(x)
740# define my_betohl(x) _swab_64_(x)
741# else
742# define PERL_NEED_MY_HTOBEL
743# define PERL_NEED_MY_BETOHL
744# endif
745# define my_htolen(p,n) NOOP
746# define my_letohn(p,n) NOOP
747# define my_htoben(p,n) my_swabn(p,n)
748# define my_betohn(p,n) my_swabn(p,n)
749/*----------------------------------------------------------------------------*/
750# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
751/*----------------------------------------------------------------------------*/
752# define my_htobe16(x) (x)
753# define my_betoh16(x) (x)
754# define my_htobe32(x) (x)
755# define my_betoh32(x) (x)
756# define my_htole16(x) _swab_16_(x)
757# define my_letoh16(x) _swab_16_(x)
758# define my_htole32(x) _swab_32_(x)
759# define my_letoh32(x) _swab_32_(x)
760# ifdef HAS_QUAD
761# define my_htobe64(x) (x)
762# define my_betoh64(x) (x)
763# define my_htole64(x) _swab_64_(x)
764# define my_letoh64(x) _swab_64_(x)
765# endif
766# define my_htobes(x) (x)
767# define my_betohs(x) (x)
768# define my_htobei(x) (x)
769# define my_betohi(x) (x)
770# define my_htobel(x) (x)
771# define my_betohl(x) (x)
772# if SHORTSIZE == 1
773# define my_htoles(x) (x)
774# define my_letohs(x) (x)
775# elif SHORTSIZE == 2
776# define my_htoles(x) _swab_16_(x)
777# define my_letohs(x) _swab_16_(x)
778# elif SHORTSIZE == 4
779# define my_htoles(x) _swab_32_(x)
780# define my_letohs(x) _swab_32_(x)
781# elif SHORTSIZE == 8
782# define my_htoles(x) _swab_64_(x)
783# define my_letohs(x) _swab_64_(x)
784# else
785# define PERL_NEED_MY_HTOLES
786# define PERL_NEED_MY_LETOHS
787# endif
788# if INTSIZE == 1
789# define my_htolei(x) (x)
790# define my_letohi(x) (x)
791# elif INTSIZE == 2
792# define my_htolei(x) _swab_16_(x)
793# define my_letohi(x) _swab_16_(x)
794# elif INTSIZE == 4
795# define my_htolei(x) _swab_32_(x)
796# define my_letohi(x) _swab_32_(x)
797# elif INTSIZE == 8
798# define my_htolei(x) _swab_64_(x)
799# define my_letohi(x) _swab_64_(x)
800# else
801# define PERL_NEED_MY_HTOLEI
802# define PERL_NEED_MY_LETOHI
803# endif
804# if LONGSIZE == 1
805# define my_htolel(x) (x)
806# define my_letohl(x) (x)
807# elif LONGSIZE == 2
808# define my_htolel(x) _swab_16_(x)
809# define my_letohl(x) _swab_16_(x)
810# elif LONGSIZE == 4
811# define my_htolel(x) _swab_32_(x)
812# define my_letohl(x) _swab_32_(x)
813# elif LONGSIZE == 8
814# define my_htolel(x) _swab_64_(x)
815# define my_letohl(x) _swab_64_(x)
816# else
817# define PERL_NEED_MY_HTOLEL
818# define PERL_NEED_MY_LETOHL
819# endif
820# define my_htolen(p,n) my_swabn(p,n)
821# define my_letohn(p,n) my_swabn(p,n)
822# define my_htoben(p,n) NOOP
823# define my_betohn(p,n) NOOP
824/*----------------------------------------------------------------------------*/
825# else /* all other byte-orders */
826/*----------------------------------------------------------------------------*/
827# define PERL_NEED_MY_HTOLE16
828# define PERL_NEED_MY_LETOH16
829# define PERL_NEED_MY_HTOBE16
830# define PERL_NEED_MY_BETOH16
831# define PERL_NEED_MY_HTOLE32
832# define PERL_NEED_MY_LETOH32
833# define PERL_NEED_MY_HTOBE32
834# define PERL_NEED_MY_BETOH32
835# ifdef HAS_QUAD
836# define PERL_NEED_MY_HTOLE64
837# define PERL_NEED_MY_LETOH64
838# define PERL_NEED_MY_HTOBE64
839# define PERL_NEED_MY_BETOH64
840# endif
841# define PERL_NEED_MY_HTOLES
842# define PERL_NEED_MY_LETOHS
843# define PERL_NEED_MY_HTOBES
844# define PERL_NEED_MY_BETOHS
845# define PERL_NEED_MY_HTOLEI
846# define PERL_NEED_MY_LETOHI
847# define PERL_NEED_MY_HTOBEI
848# define PERL_NEED_MY_BETOHI
849# define PERL_NEED_MY_HTOLEL
850# define PERL_NEED_MY_LETOHL
851# define PERL_NEED_MY_HTOBEL
852# define PERL_NEED_MY_BETOHL
853/*----------------------------------------------------------------------------*/
854# endif /* end of byte-order macros */
855/*----------------------------------------------------------------------------*/
856
9c17f24a
NC		 857/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
858 at least on FreeBSD. YMMV, so experiment. */
859#ifndef PERL_ARENA_SIZE
860#define PERL_ARENA_SIZE 4080
861#endif
862
1109a392
MHM		 863#endif /* PERL_CORE */
864
bdf3085f
NC		 865/* We no longer default to creating a new SV for GvSV.
866 Do this before embed. */
867#ifndef PERL_CREATE_GVSV
7459f06b
NC		 868# ifndef PERL_DONT_CREATE_GVSV
869# define PERL_DONT_CREATE_GVSV
870# endif
bdf3085f
NC		 871#endif
872
ca0c25f6
NC		 873#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
874#define PERL_USES_PL_PIDSTATUS
875#endif
876
a62746fa
RGS		 877#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
878#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
879#endif
880
66a93824
NIS		 881/* Cannot include embed.h here on Win32 as win32.h has not
882 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
883 */
96e176bf 884#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 885# include "embed.h"
eb8433b7
NC		 886# ifndef PERL_MAD
887# undef op_getmad
b3f24c00 888# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 889# endif
cea2e8a9
GS		 890#endif
891
c31fac66
GS		 892#define MEM_SIZE Size_t
893
1936d2a7
NC		 894/* Round all values passed to malloc up, by default to a multiple of
895 sizeof(size_t)
896*/
897#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
898#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
899#endif
900
51371543
GS		 901#if defined(STANDARD_C) && defined(I_STDDEF)
902# include <stddef.h>
903# define STRUCT_OFFSET(s,m) offsetof(s,m)
904#else
905# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
906#endif
907
9969cdde 908#ifndef __SYMBIAN32__
27da23d5
JH		 909# if defined(I_STRING) || defined(__cplusplus)
910# include <string.h>
911# else
912# include <strings.h>
913# endif
51371543
GS		 914#endif
915
55497cff 916/* This comes after <stdlib.h> so we don't try to change the standard
917 * library prototypes; we'll use our own in proto.h instead. */
03a14243 918
4633a7c4 919#ifdef MYMALLOC
86058a2d 920# ifdef PERL_POLLUTE_MALLOC
ee13e175 921# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS		 922# define Perl_malloc malloc
923# define Perl_calloc calloc
924# define Perl_realloc realloc
925# define Perl_mfree free
ee13e175 926# endif
86058a2d
GS		 927# else
928# define EMBEDMYMALLOC /* for compatibility */
929# endif
827e134a 930
651b9576
GS		 931# define safemalloc Perl_malloc
932# define safecalloc Perl_calloc
933# define saferealloc Perl_realloc
934# define safefree Perl_mfree
22f7c9c9
JH		 935# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
936 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
937 code; \
938 } STMT_END
939# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
940 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
941# define panic_write2(s) write(2, s, strlen(s))
942# define CHECK_MALLOC_TAINT(newval) \
943 CHECK_MALLOC_TOO_LATE_FOR_( \
944 if (newval) { \
945 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
946 exit(1); })
22f7c9c9 947# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 948 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH		 949 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
950 }} STMT_END;
f2517201
GS		 951#else /* MYMALLOC */
952# define safemalloc safesysmalloc
953# define safecalloc safesyscalloc
954# define saferealloc safesysrealloc
955# define safefree safesysfree
22f7c9c9
JH		 956# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
957# define CHECK_MALLOC_TAINT(newval) ((void)0)
958# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 959#endif /* MYMALLOC */
4633a7c4 960
27da23d5 961#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		 962#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
963#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
964#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
965
a0d0e21e
LW		 966#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
967#define strchr index
968#define strrchr rindex
969#endif
970
16d20bd9
AD		 971#ifdef I_MEMORY
972# include <memory.h>
973#endif
974
fe14fcc3 975#ifdef HAS_MEMCPY
85e6fe83 976# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 977# ifndef memcpy
20ce7b12 978 extern char * memcpy (char*, char*, int);
ee0007ab
LW		 979# endif
980# endif
981#else
982# ifndef memcpy
983# ifdef HAS_BCOPY
984# define memcpy(d,s,l) bcopy(s,d,l)
985# else
986# define memcpy(d,s,l) my_bcopy(s,d,l)
987# endif
988# endif
989#endif /* HAS_MEMCPY */
fe14fcc3 990
ee0007ab 991#ifdef HAS_MEMSET
85e6fe83 992# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 993# ifndef memset
20ce7b12 994 extern char *memset (char*, int, int);
ee0007ab
LW		 995# endif
996# endif
ee0007ab 997#else
12ae5dfc 998# undef memset
fc36a67e 999# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW		 1000#endif /* HAS_MEMSET */
1001
85e6fe83 1002#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1003# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW		 1004# define memmove(d,s,l) bcopy(s,d,l)
1005# else
2304df62 1006# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1007# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1008# else
79072805 1009# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1010# endif
352d5a3a 1011# endif
d9d8d8de 1012#endif
ee0007ab 1013
36477c24 1014#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1015# undef HAS_MEMCMP
1016#endif
1017
1018#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1019# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1020# ifndef memcmp
20ce7b12 1021 extern int memcmp (char*, char*, int);
ee0007ab
LW		 1022# endif
1023# endif
36477c24 1024# ifdef BUGGY_MSC
7e4e8c89 1025# pragma function(memcmp)
36477c24 1026# endif
ee0007ab
LW		 1027#else
1028# ifndef memcmp
ecfc5424 1029# define memcmp my_memcmp
352d5a3a 1030# endif
36477c24 1031#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1032
fc36a67e 1033#ifndef memzero
c635e13b 1034# ifdef HAS_MEMSET
1035# define memzero(d,l) memset(d,0,l)
79072805 1036# else
c635e13b 1037# ifdef HAS_BZERO
1038# define memzero(d,l) bzero(d,l)
79072805 1039# else
fc36a67e 1040# define memzero(d,l) my_bzero(d,l)
79072805
LW		 1041# endif
1042# endif
d9d8d8de 1043#endif
378cc40b 1044
2f42fcb0 1045#ifndef PERL_MICRO
0f27ced1
JH		 1046#ifndef memchr
1047# ifndef HAS_MEMCHR
1048# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1049# endif
1050#endif
2f42fcb0 1051#endif
0f27ced1 1052
36477c24 1053#ifndef HAS_BCMP
1054# ifndef bcmp
1055# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1056# endif
36477c24 1057#endif /* !HAS_BCMP */
378cc40b 1058
ae986130 1059#ifdef I_NETINET_IN
79072805 1060# include <netinet/in.h>
ae986130
LW		 1061#endif
1062
28e8609d
JH		 1063#ifdef I_ARPA_INET
1064# include <arpa/inet.h>
1065#endif
1066
84902520
TB		 1067#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1068/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1069 * (the neo-BSD seem to do this). */
1070# undef SF_APPEND
1071#endif
1072
1aef975c 1073#ifdef I_SYS_STAT
84902520 1074# include <sys/stat.h>
1aef975c 1075#endif
79072805 1076
a0d0e21e
LW		 1077/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1078 like UTekV) are broken, sometimes giving false positives. Undefine
1079 them here and let the code below set them to proper values.
1080
1081 The ghs macro stands for GreenHills Software C-1.8.5 which
1082 is the C compiler for sysV88 and the various derivatives.
1083 This header file bug is corrected in gcc-2.5.8 and later versions.
1084 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1085
1086#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW		 1087# undef S_ISDIR
1088# undef S_ISCHR
1089# undef S_ISBLK
1090# undef S_ISREG
1091# undef S_ISFIFO
1092# undef S_ISLNK
ee0007ab 1093#endif
135863df 1094
663a0e37
LW		 1095#ifdef I_TIME
1096# include <time.h>
ffed7fef 1097#endif
663a0e37 1098
fe14fcc3 1099#ifdef I_SYS_TIME
85e6fe83 1100# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1101# define KERNEL
1102# endif
1103# include <sys/time.h>
85e6fe83 1104# ifdef I_SYS_TIME_KERNEL
663a0e37
LW		 1105# undef KERNEL
1106# endif
a687059c 1107#endif
135863df 1108
55497cff 1109#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1110# include <sys/times.h>
d9d8d8de 1111#endif
8d063cd8 1112
fe14fcc3 1113#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1114# undef HAS_STRERROR
663a0e37
LW		 1115#endif
1116
1117#include <errno.h>
1e743fda 1118
acfe0abc 1119#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS		 1120# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1121#endif
1122
8cfab5ff
JH		 1123/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1124 * This is important for using IPv6.
1125 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1126 * a bad idea since it breaks send() and recv(). */
1127#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1128# define _SOCKADDR_LEN
1129#endif
1130
8d3f517a 1131#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH		 1132# include <sys/socket.h>
1133# if defined(USE_SOCKS) && defined(I_SOCKS)
1134# if !defined(INCLUDE_PROTOTYPES)
1135# define INCLUDE_PROTOTYPES /* for <socks.h> */
1136# define PERL_SOCKS_NEED_PROTOTYPES
1137# endif
1138# include <socks.h>
1139# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1140# undef INCLUDE_PROTOTYPES
1141# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1142# endif
d460ef45 1143# endif
1e743fda 1144# ifdef I_NETDB
2986a63f
JH		 1145# ifdef NETWARE
1146# include<stdio.h>
1147# endif
1e743fda
JH		 1148# include <netdb.h>
1149# endif
1150# ifndef ENOTSOCK
1151# ifdef I_NET_ERRNO
1152# include <net/errno.h>
1153# endif
1154# endif
1155#endif
1156
fa0a29af 1157/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM		 1158 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1159 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1160#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM		 1161# if defined(__THROW) && defined(__GLIBC__)
1162int sockatmark(int) __THROW;
1163# else
2ef53570 1164int sockatmark(int);
29820b6d 1165# endif
2ef53570
JH		 1166#endif
1167
7e827271 1168#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		 1169EXTERN_C int fchdir(int);
1170EXTERN_C int flock(int, int);
1171EXTERN_C int fseeko(FILE *, off_t, int);
1172EXTERN_C off_t ftello(FILE *);
1173#endif
1174
7e827271 1175#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1176EXTERN_C char *crypt(const char *, const char *);
7e827271 1177EXTERN_C char **environ;
1ccb7c8d
JH		 1178#endif
1179
1e743fda
JH		 1180#ifdef SETERRNO
1181# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1182#endif
f86702cc 1183
1184#ifdef VMS
1185# define SETERRNO(errcode,vmserrcode) \
1186 STMT_START { \
1187 set_errno(errcode); \
1188 set_vaxc_errno(vmserrcode); \
1189 } STMT_END
93189314
JH		 1190# define LIB_INVARG LIB$_INVARG
1191# define RMS_DIR RMS$_DIR
1192# define RMS_FAC RMS$_FAC
1193# define RMS_FEX RMS$_FEX
1194# define RMS_FNF RMS$_FNF
1195# define RMS_IFI RMS$_IFI
1196# define RMS_ISI RMS$_ISI
1197# define RMS_PRV RMS$_PRV
1198# define SS_ACCVIO SS$_ACCVIO
1199# define SS_DEVOFFLINE SS$_DEVOFFLINE
1200# define SS_IVCHAN SS$_IVCHAN
1201# define SS_NORMAL SS$_NORMAL
748a9306 1202#else
aba27d88 1203# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
93189314
JH		 1204# define LIB_INVARG 0
1205# define RMS_DIR 0
1206# define RMS_FAC 0
1207# define RMS_FEX 0
1208# define RMS_FNF 0
1209# define RMS_IFI 0
1210# define RMS_ISI 0
1211# define RMS_PRV 0
1212# define SS_ACCVIO 0
1213# define SS_DEVOFFLINE 0
1214# define SS_IVCHAN 0
1215# define SS_NORMAL 0
748a9306 1216#endif
ed6116ce 1217
3db8f154 1218#define ERRSV GvSV(PL_errgv)
e203899d
NC		 1219/* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1220#define DEFSV GvSVn(PL_defgv)
3db8f154 1221#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1222
98eae8f5
GS		 1223#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1224
55497cff 1225#ifndef errno
5ff3f7a4
GS		 1226 extern int errno; /* ANSI allows errno to be an lvalue expr.
1227 * For example in multithreaded environments
1228 * something like this might happen:
1229 * extern int *_errno(void);
1230 * #define errno (*_errno()) */
d9d8d8de 1231#endif
663a0e37 1232
2304df62 1233#ifdef HAS_STRERROR
a0d0e21e 1234# ifdef VMS
20ce7b12 1235 char *strerror (int,...);
a0d0e21e 1236# else
68dc0745 1237#ifndef DONT_DECLARE_STD
20ce7b12 1238 char *strerror (int);
68dc0745 1239#endif
a0d0e21e 1240# endif
2304df62
AD		 1241# ifndef Strerror
1242# define Strerror strerror
1243# endif
1244#else
1245# ifdef HAS_SYS_ERRLIST
79072805
LW		 1246 extern int sys_nerr;
1247 extern char *sys_errlist[];
2304df62
AD		 1248# ifndef Strerror
1249# define Strerror(e) \
79072805 1250 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1251# endif
79072805 1252# endif
35c8bce7 1253#endif
663a0e37 1254
2304df62 1255#ifdef I_SYS_IOCTL
79072805
LW		 1256# ifndef _IOCTL_
1257# include <sys/ioctl.h>
1258# endif
a687059c
LW		 1259#endif
1260
ee0007ab 1261#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW		 1262# ifdef HAS_SOCKETPAIR
1263# undef HAS_SOCKETPAIR
1264# endif
2304df62
AD		 1265# ifdef I_NDBM
1266# undef I_NDBM
79072805 1267# endif
a687059c
LW		 1268#endif
1269
02fc2eee
NC		 1270#ifndef HAS_SOCKETPAIR
1271# ifdef HAS_SOCKET
1272# define socketpair Perl_my_socketpair
1273# endif
1274#endif
1275
a687059c 1276#if INTSIZE == 2
79072805
LW		 1277# define htoni htons
1278# define ntohi ntohs
a687059c 1279#else
79072805
LW		 1280# define htoni htonl
1281# define ntohi ntohl
a687059c
LW		 1282#endif
1283
a0d0e21e 1284/* Configure already sets Direntry_t */
35c8bce7 1285#if defined(I_DIRENT)
663a0e37 1286# include <dirent.h>
8f1f23e8
W		 1287 /* NeXT needs dirent + sys/dir.h */
1288# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW		 1289# include <sys/dir.h>
1290# endif
ae986130 1291#else
fe14fcc3 1292# ifdef I_SYS_NDIR
79a0689e 1293# include <sys/ndir.h>
663a0e37 1294# else
fe14fcc3 1295# ifdef I_SYS_DIR
79a0689e
LW		 1296# ifdef hp9000s500
1297# include <ndir.h> /* may be wrong in the future */
1298# else
1299# include <sys/dir.h>
1300# endif
663a0e37
LW		 1301# endif
1302# endif
4633a7c4 1303#endif
a687059c 1304
12ae5dfc
JH		 1305#ifdef PERL_MICRO
1306# ifndef DIR
1307# define DIR void
1308# endif
1309#endif
1310
352d5a3a
LW		 1311#ifdef FPUTS_BOTCH
1312/* work around botch in SunOS 4.0.1 and 4.0.2 */
1313# ifndef fputs
79072805 1314# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW		 1315# endif
1316#endif
1317
c623bd54
LW		 1318/*
1319 * The following gobbledygook brought to you on behalf of __STDC__.
1320 * (I could just use #ifndef __STDC__, but this is more bulletproof
1321 * in the face of half-implementations.)
1322 */
1323
7114a2d2 1324#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH		 1325#include <sys/mode.h>
1326#endif
1327
c623bd54
LW		 1328#ifndef S_IFMT
1329# ifdef _S_IFMT
1330# define S_IFMT _S_IFMT
1331# else
1332# define S_IFMT 0170000
1333# endif
1334#endif
1335
1336#ifndef S_ISDIR
1337# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1338#endif
1339
1340#ifndef S_ISCHR
1341# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1342#endif
1343
1344#ifndef S_ISBLK
fe14fcc3
LW		 1345# ifdef S_IFBLK
1346# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1347# else
1348# define S_ISBLK(m) (0)
1349# endif
c623bd54
LW		 1350#endif
1351
1352#ifndef S_ISREG
1353# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1354#endif
1355
1356#ifndef S_ISFIFO
fe14fcc3
LW		 1357# ifdef S_IFIFO
1358# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1359# else
1360# define S_ISFIFO(m) (0)
1361# endif
c623bd54
LW		 1362#endif
1363
1364#ifndef S_ISLNK
1365# ifdef _S_ISLNK
1366# define S_ISLNK(m) _S_ISLNK(m)
1367# else
1368# ifdef _S_IFLNK
1369# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1370# else
1371# ifdef S_IFLNK
1372# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1373# else
1374# define S_ISLNK(m) (0)
1375# endif
1376# endif
1377# endif
1378#endif
1379
1380#ifndef S_ISSOCK
1381# ifdef _S_ISSOCK
1382# define S_ISSOCK(m) _S_ISSOCK(m)
1383# else
1384# ifdef _S_IFSOCK
1385# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1386# else
1387# ifdef S_IFSOCK
1388# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1389# else
1390# define S_ISSOCK(m) (0)
1391# endif
1392# endif
1393# endif
1394#endif
1395
1396#ifndef S_IRUSR
1397# ifdef S_IREAD
1398# define S_IRUSR S_IREAD
1399# define S_IWUSR S_IWRITE
1400# define S_IXUSR S_IEXEC
1401# else
1402# define S_IRUSR 0400
1403# define S_IWUSR 0200
1404# define S_IXUSR 0100
1405# endif
fac7cdfc
JS		 1406#endif
1407
1408#ifndef S_IRGRP
1409# ifdef S_IRUSR
1410# define S_IRGRP (S_IRUSR>>3)
1411# define S_IWGRP (S_IWUSR>>3)
1412# define S_IXGRP (S_IXUSR>>3)
1413# else
1414# define S_IRGRP 0040
1415# define S_IWGRP 0020
1416# define S_IXGRP 0010
1417# endif
1418#endif
1419
1420#ifndef S_IROTH
1421# ifdef S_IRUSR
1422# define S_IROTH (S_IRUSR>>6)
1423# define S_IWOTH (S_IWUSR>>6)
1424# define S_IXOTH (S_IXUSR>>6)
1425# else
1426# define S_IROTH 0040
1427# define S_IWOTH 0020
1428# define S_IXOTH 0010
1429# endif
c623bd54
LW		 1430#endif
1431
1432#ifndef S_ISUID
1433# define S_ISUID 04000
1434#endif
1435
1436#ifndef S_ISGID
1437# define S_ISGID 02000
1438#endif
1439
ca6e1c26
JH		 1440#ifndef S_IRWXU
1441# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1442#endif
ca6e1c26
JH		 1443
1444#ifndef S_IRWXG
1445# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1446#endif
ca6e1c26
JH		 1447
1448#ifndef S_IRWXO
1449# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1450#endif
ca6e1c26 1451
c21fb2b8
JH		 1452/* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1453 * which would get included through <sys/file.h >, but that is 3000
1454 * lines in the future. --jhi */
1455
1456#if !defined(S_IREAD) && !defined(__BEOS__)
ca6e1c26
JH		 1457# define S_IREAD S_IRUSR
1458#endif
1459
c21fb2b8 1460#if !defined(S_IWRITE) && !defined(__BEOS__)
ca6e1c26
JH		 1461# define S_IWRITE S_IWUSR
1462#endif
1463
1464#ifndef S_IEXEC
1465# define S_IEXEC S_IXUSR
1466#endif
1467
79072805
LW		 1468#ifdef ff_next
1469# undef ff_next
352d5a3a
LW		 1470#endif
1471
a0d0e21e 1472#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW		 1473# define SLOPPYDIVIDE
1474#endif
1475
748a9306
LW		 1476#ifdef UV
1477#undef UV
1478#endif
1479
c89df6bf
JH		 1480#ifdef SPRINTF_E_BUG
1481# define sprintf UTS_sprintf_wrap
1482#endif
1483
ce582cee
NC		 1484/* For the times when you want the return value of sprintf, and you want it
1485 to be the length. Can't have a thread variable passed in, because C89 has
1486 no varargs macros.
1487*/
1488#ifdef SPRINTF_RETURNS_STRLEN
1489# define my_sprintf sprintf
1490#else
1491# define my_sprintf Perl_my_sprintf
1492#endif
1493
5b692037
JH		 1494/*
1495 * If we have v?snprintf() and the C99 variadic macros, we can just
1496 * use just the v?snprintf(). It is nice to try to trap the buffer
1497 * overflow, however, so if we are DEBUGGING, and we cannot use the
1498 * gcc brace groups, then use the function wrappers which try to trap
1499 * the overflow. If we can use the gcc brace groups, we can try that
1500 * even with the version that uses the C99 variadic macros.
1501 */
1502
1208b3dd
JH		 1503/* Note that we do not check against snprintf()/vsnprintf() returning
1504 * negative values because that is non-standard behaviour and we use
1505 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1506 * that should be true only if the snprintf()/vsnprintf() are true
1507 * to the standard. */
1508
dfeee9b1 1509#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1510# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1511# 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 1512# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1513# else
1514# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1515# endif
1516#else
1517# define my_snprintf Perl_my_snprintf
1208b3dd 1518# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH		 1519#endif
1520
dfeee9b1 1521#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1522# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1523# 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 1524# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH		 1525# else
1526# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1527# endif
1528#else
1529# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1530# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1531#endif
d9fad198 1532
a6cc4119
SP		 1533#ifdef HAS_STRLCAT
1534# define my_strlcat strlcat
1535#else
1536# define my_strlcat Perl_my_strlcat
1537#endif
1538
1539#ifdef HAS_STRLCPY
1540# define my_strlcpy strlcpy
1541#else
1542# define my_strlcpy Perl_my_strlcpy
1543#endif
1544
c495e728
JH		 1545/* Configure gets this right but the UTS compiler gets it wrong.
1546 -- Hal Morris <hom00@utsglobal.com> */
1547#ifdef UTS
1548# undef UVTYPE
1549# define UVTYPE unsigned
1550#endif
1551
05f13f53 1552/*
27d4fb96 1553 The IV type is supposed to be long enough to hold any integral
1554 value or a pointer.
1555 --Andy Dougherty August 1996
1556*/
1557
a22e52b9
JH		 1558typedef IVTYPE IV;
1559typedef UVTYPE UV;
8175356b 1560
10cc9d2a 1561#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1562# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS		 1563# define IV_MAX INT64_MAX
1564# define IV_MIN INT64_MIN
1565# define UV_MAX UINT64_MAX
cae7ae48
JH		 1566# ifndef UINT64_MIN
1567# define UINT64_MIN 0
1568# endif
5ff3f7a4
GS		 1569# define UV_MIN UINT64_MIN
1570# else
1571# define IV_MAX PERL_QUAD_MAX
1572# define IV_MIN PERL_QUAD_MIN
1573# define UV_MAX PERL_UQUAD_MAX
1574# define UV_MIN PERL_UQUAD_MIN
1575# endif
cf2093f6
JH		 1576# define IV_IS_QUAD
1577# define UV_IS_QUAD
79072805 1578#else
8175356b 1579# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS		 1580# define IV_MAX INT32_MAX
1581# define IV_MIN INT32_MIN
716026f9
DL		 1582# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1583# define UV_MAX UINT32_MAX
1584# else
1585# define UV_MAX 4294967295U
1586# endif
cae7ae48
JH		 1587# ifndef UINT32_MIN
1588# define UINT32_MIN 0
1589# endif
5ff3f7a4
GS		 1590# define UV_MIN UINT32_MIN
1591# else
1592# define IV_MAX PERL_LONG_MAX
1593# define IV_MIN PERL_LONG_MIN
1594# define UV_MAX PERL_ULONG_MAX
1595# define UV_MIN PERL_ULONG_MIN
1596# endif
8175356b 1597# if IVSIZE == 8
cf2093f6
JH		 1598# define IV_IS_QUAD
1599# define UV_IS_QUAD
de1c2614
JH		 1600# ifndef HAS_QUAD
1601# define HAS_QUAD
1602# endif
cf2093f6
JH		 1603# else
1604# undef IV_IS_QUAD
1605# undef UV_IS_QUAD
de1c2614 1606# undef HAS_QUAD
cf2093f6 1607# endif
79072805 1608#endif
d7d93a81 1609
1109a392
MHM		 1610#ifndef HAS_QUAD
1611# undef PERL_NEED_MY_HTOLE64
1612# undef PERL_NEED_MY_LETOH64
1613# undef PERL_NEED_MY_HTOBE64
1614# undef PERL_NEED_MY_BETOH64
1615#endif
1616
6cde8aec 1617#if defined(uts) || defined(UTS)
11afe549
HM		 1618# undef UV_MAX
1619# define UV_MAX (4294967295u)
20601011
JH		 1620#endif
1621
cae7ae48 1622#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1623#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1624
28e5dec8 1625#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1626#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH		 1627#endif
1628
d460ef45 1629/*
26bb67e2
JH		 1630 * The macros INT2PTR and NUM2PTR are (despite their names)
1631 * bi-directional: they will convert int/float to or from pointers.
1632 * However the conversion to int/float are named explicitly:
1633 * PTR2IV, PTR2UV, PTR2NV.
1634 *
1635 * For int conversions we do not need two casts if pointers are
1636 * the same size as IV and UV. Otherwise we need an explicit
1637 * cast (PTRV) to avoid compiler warnings.
1638 */
56431972
RB		 1639#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1640# define PTRV UV
1641# define INT2PTR(any,d) (any)(d)
1642#else
d460ef45 1643# if PTRSIZE == LONGSIZE
56431972 1644# define PTRV unsigned long
e91e3b10 1645# define PTR2ul(p) (unsigned long)(p)
42718184 1646# else
56431972 1647# define PTRV unsigned
42718184 1648# endif
e91e3b10
RB		 1649#endif
1650
1651#ifndef INT2PTR
56431972 1652# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1653#endif
e91e3b10
RB		 1654
1655#ifndef PTR2ul
1656# define PTR2ul(p) INT2PTR(unsigned long,p)
1657#endif
1658
56431972
RB		 1659#define NUM2PTR(any,d) (any)(PTRV)(d)
1660#define PTR2IV(p) INT2PTR(IV,p)
1661#define PTR2UV(p) INT2PTR(UV,p)
1662#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1663#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1664
8141890a
JH		 1665/* According to strict ANSI C89 one cannot freely cast between
1666 * data pointers and function (code) pointers. There are at least
1667 * two ways around this. One (used below) is to do two casts,
1668 * first the other pointer to an (unsigned) integer, and then
1669 * the integer to the other pointer. The other way would be
1670 * to use unions to "overlay" the pointers. For an example of
1671 * the latter technique, see union dirpu in struct xpvio in sv.h.
1672 * The only feasible use is probably temporarily storing
1673 * function pointers in a data pointer (such as a void pointer). */
1674
e91e3b10
RB		 1675#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1676#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1677
65202027 1678#ifdef USE_LONG_DOUBLE
1048ea30
JH		 1679# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1680# define LONG_DOUBLE_EQUALS_DOUBLE
1681# endif
68d4903c 1682# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1683# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS		 1684# endif
1685#endif
1686
2d4389e4
JH		 1687#ifdef OVR_DBL_DIG
1688/* Use an overridden DBL_DIG */
1689# ifdef DBL_DIG
1690# undef DBL_DIG
1691# endif
1692# define DBL_DIG OVR_DBL_DIG
1693#else
1694/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS		 1695 default value for printing floating point numbers in Gconvert
1696 (see config.h). (It also has other uses, such as figuring out if
1697 a given precision of printing can be done with a double instead of
1698 a long double - Allen).
2d4389e4
JH		 1699*/
1700#ifdef I_LIMITS
1701#include <limits.h>
1702#endif
1703#ifdef I_FLOAT
1704#include <float.h>
1705#endif
1706#ifndef HAS_DBL_DIG
1707#define DBL_DIG 15 /* A guess that works lots of places */
1708#endif
1709#endif
cbca01e1
JH		 1710#ifdef I_FLOAT
1711#include <float.h>
1712#endif
1713#ifndef HAS_DBL_DIG
1714#define DBL_DIG 15 /* A guess that works lots of places */
1715#endif
2d4389e4
JH		 1716
1717#ifdef OVR_LDBL_DIG
1718/* Use an overridden LDBL_DIG */
1719# ifdef LDBL_DIG
1720# undef LDBL_DIG
1721# endif
1722# define LDBL_DIG OVR_LDBL_DIG
1723#else
1724/* The following is all to get LDBL_DIG, in order to pick a nice
1725 default value for printing floating point numbers in Gconvert.
1726 (see config.h)
1727*/
68d4903c
JH		 1728# ifdef I_LIMITS
1729# include <limits.h>
1730# endif
1731# ifdef I_FLOAT
1732# include <float.h>
1733# endif
1734# ifndef HAS_LDBL_DIG
1735# if LONG_DOUBLESIZE == 10
1736# define LDBL_DIG 18 /* assume IEEE */
1737# else
1738# if LONG_DOUBLESIZE == 12
1739# define LDBL_DIG 18 /* gcc? */
1740# else
1741# if LONG_DOUBLESIZE == 16
1742# define LDBL_DIG 33 /* assume IEEE */
1743# else
1744# if LONG_DOUBLESIZE == DOUBLESIZE
1745# define LDBL_DIG DBL_DIG /* bummer */
1746# endif
1747# endif
1748# endif
1749# endif
1750# endif
2d4389e4
JH		 1751#endif
1752
20f6aaab
AS		 1753/*
1754 * This is for making sure we have a good DBL_MAX value, if possible,
1755 * either for usage as NV_MAX or for usage in figuring out if we can
1756 * fit a given long double into a double, if bug-fixing makes it
1757 * necessary to do so. - Allen <allens@cpan.org>
1758 */
1759
205f51d8
AS		 1760#ifdef I_LIMITS
1761# include <limits.h>
20f6aaab
AS		 1762#endif
1763
205f51d8
AS		 1764#ifdef I_VALUES
1765# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1766# include <values.h>
1767# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1768# define DBL_MAX MAXDOUBLE
1769# endif
1770# if defined(MINDOUBLE) && !defined(DBL_MIN)
1771# define DBL_MIN MINDOUBLE
1772# endif
1773# endif
1774#endif /* defined(I_VALUES) */
1775
a22e52b9 1776typedef NVTYPE NV;
8175356b 1777
792d8dab
JH		 1778#ifdef I_IEEEFP
1779# include <ieeefp.h>
1780#endif
923fc586 1781
65202027 1782#ifdef USE_LONG_DOUBLE
923fc586
JH		 1783# ifdef I_SUNMATH
1784# include <sunmath.h>
1785# endif
2d4389e4 1786# define NV_DIG LDBL_DIG
d6c14000
JH		 1787# ifdef LDBL_MANT_DIG
1788# define NV_MANT_DIG LDBL_MANT_DIG
1789# endif
06fc1729
JH		 1790# ifdef LDBL_MIN
1791# define NV_MIN LDBL_MIN
1792# endif
1793# ifdef LDBL_MAX
1794# define NV_MAX LDBL_MAX
1795# endif
1796# ifdef LDBL_MIN_10_EXP
1797# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1798# endif
1799# ifdef LDBL_MAX_10_EXP
1800# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1801# endif
1802# ifdef LDBL_EPSILON
1803# define NV_EPSILON LDBL_EPSILON
1804# endif
f4a14a62
JH		 1805# ifdef LDBL_MAX
1806# define NV_MAX LDBL_MAX
20f6aaab 1807/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH		 1808# else
1809# ifdef HUGE_VALL
1810# define NV_MAX HUGE_VALL
1811# else
1812# ifdef HUGE_VAL
1813# define NV_MAX ((NV)HUGE_VAL)
1814# endif
1815# endif
1816# endif
68d4903c 1817# ifdef HAS_SQRTL
68d4903c
JH		 1818# define Perl_cos cosl
1819# define Perl_sin sinl
1820# define Perl_sqrt sqrtl
1821# define Perl_exp expl
1822# define Perl_log logl
1823# define Perl_atan2 atan2l
1824# define Perl_pow powl
1825# define Perl_floor floorl
1bbae031 1826# define Perl_ceil ceill
68d4903c
JH		 1827# define Perl_fmod fmodl
1828# endif
a3540c92
JH		 1829/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1830# ifdef HAS_MODFL
1831# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC		 1832/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1833 prototype in <math.h> */
1834# ifndef HAS_MODFL_PROTO
a221a8a5 1835EXTERN_C long double modfl(long double, long double *);
51997bc3 1836# endif
03476e8e
JH		 1837# else
1838# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1839 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH		 1840# define Perl_modf(x,y) Perl_my_modfl(x,y)
1841# endif
a3540c92
JH		 1842# endif
1843# ifdef HAS_FREXPL
dff3e0b8 1844# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH		 1845# else
1846# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1847 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH		 1848# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1849# endif
a3540c92 1850# endif
38dbb4c5 1851# ifndef Perl_isnan
758a5d79
JH		 1852# ifdef HAS_ISNANL
1853# define Perl_isnan(x) isnanl(x)
1854# endif
1855# endif
1856# ifndef Perl_isinf
1857# ifdef HAS_FINITEL
1858# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH		 1859# endif
1860# endif
65202027 1861#else
2d4389e4 1862# define NV_DIG DBL_DIG
d6c14000
JH		 1863# ifdef DBL_MANT_DIG
1864# define NV_MANT_DIG DBL_MANT_DIG
1865# endif
06fc1729
JH		 1866# ifdef DBL_MIN
1867# define NV_MIN DBL_MIN
1868# endif
1869# ifdef DBL_MAX
1870# define NV_MAX DBL_MAX
1871# endif
1872# ifdef DBL_MIN_10_EXP
1873# define NV_MIN_10_EXP DBL_MIN_10_EXP
1874# endif
1875# ifdef DBL_MAX_10_EXP
1876# define NV_MAX_10_EXP DBL_MAX_10_EXP
1877# endif
1878# ifdef DBL_EPSILON
1879# define NV_EPSILON DBL_EPSILON
1880# endif
205f51d8 1881# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH		 1882# define NV_MAX DBL_MAX
1883# define NV_MIN DBL_MIN
1884# else
1885# ifdef HUGE_VAL
1886# define NV_MAX HUGE_VAL
1887# endif
1888# endif
65202027
DS		 1889# define Perl_cos cos
1890# define Perl_sin sin
1891# define Perl_sqrt sqrt
1892# define Perl_exp exp
1893# define Perl_log log
1894# define Perl_atan2 atan2
1895# define Perl_pow pow
1896# define Perl_floor floor
1bbae031 1897# define Perl_ceil ceil
65202027 1898# define Perl_fmod fmod
a3540c92 1899# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1900# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH		 1901#endif
1902
1903/* rumor has it that Win32 has _fpclass() */
1904
205f51d8
AS		 1905/* SGI has fpclassl... but not with the same result values,
1906 * and it's via a typedef (not via #define), so will need to redo Configure
1907 * to use. Not worth the trouble, IMO, at least until the below is used
1908 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1909 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1910 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1911
758a5d79
JH		 1912#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1913# ifdef I_IEEFP
1914# include <ieeefp.h>
1915# endif
1916# ifdef I_FP
1917# include <fp.h>
1918# endif
1919# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1920# define Perl_fp_class() fpclassl(x)
1921# else
1922# define Perl_fp_class() fpclass(x)
1923# endif
1924# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1925# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1926# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1927# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1928# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1929# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1930# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1931# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1932# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1933# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1934# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1935# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1936# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1937# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1938# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1939#endif
1940
7114a2d2 1941#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH		 1942# include <math.h>
1943# if !defined(FP_SNAN) && defined(I_FP_CLASS)
1944# include <fp_class.h>
1945# endif
1946# define Perl_fp_class(x) fp_class(x)
1947# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1948# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1949# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1950# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1951# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1952# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1953# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1954# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1955# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1956# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1957# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1958# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1959# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1960# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1961# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1962#endif
1963
1964#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1965# include <math.h>
1966# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 1967# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH		 1968# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1969# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1970# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1971# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1972#endif
1973
1974#if !defined(Perl_fp_class) && defined(HAS_CLASS)
1975# include <math.h>
1976# ifndef _cplusplus
1977# define Perl_fp_class(x) class(x)
1978# else
1979# define Perl_fp_class(x) _class(x)
1980# endif
1981# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1982# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1983# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1984# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1985# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1986# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1987# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1988# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1989# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1990# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1991# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1992# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1993# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1994# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1995# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1996#endif
1997
1998/* rumor has it that Win32 has _isnan() */
1999
2000#ifndef Perl_isnan
a3540c92 2001# ifdef HAS_ISNAN
758a5d79
JH		 2002# define Perl_isnan(x) isnan((NV)x)
2003# else
2004# ifdef Perl_fp_class_nan
2005# define Perl_isnan(x) Perl_fp_class_nan(x)
2006# else
2007# ifdef HAS_UNORDERED
2008# define Perl_isnan(x) unordered((x), 0.0)
2009# else
2010# define Perl_isnan(x) ((x)!=(x))
2011# endif
2012# endif
2013# endif
2014#endif
2015
ca6c63e1
JH		 2016#ifdef UNDER_CE
2017int isnan(double d);
2018#endif
2019
758a5d79
JH		 2020#ifndef Perl_isinf
2021# ifdef HAS_ISINF
2022# define Perl_isinf(x) isinf((NV)x)
a3540c92 2023# else
758a5d79
JH		 2024# ifdef Perl_fp_class_inf
2025# define Perl_isinf(x) Perl_fp_class_inf(x)
2026# else
2027# define Perl_isinf(x) ((x)==NV_INF)
2028# endif
2029# endif
2030#endif
2031
2032#ifndef Perl_isfinite
2033# ifdef HAS_FINITE
2034# define Perl_isfinite(x) finite((NV)x)
2035# else
2036# ifdef HAS_ISFINITE
2037# define Perl_isfinite(x) isfinite(x)
2038# else
2039# ifdef Perl_fp_class_finite
2040# define Perl_isfinite(x) Perl_fp_class_finite(x)
2041# else
2042# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2043# endif
2044# endif
a3540c92 2045# endif
65202027
DS		 2046#endif
2047
a36244b7
JH		 2048/* The default is to use Perl's own atof() implementation (in numeric.c).
2049 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2050 * it is however best to use the native implementation of atof.
2051 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2052 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS		 2053 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2054 * you may need to be using a different function than atof! */
a36244b7
JH		 2055
2056#ifndef USE_PERL_ATOF
2057# ifndef _UNICOS
2058# define USE_PERL_ATOF
2059# endif
2060#else
2061# if USE_PERL_ATOF == 0
2062# undef USE_PERL_ATOF
2063# endif
2064#endif
2065
2066#ifdef USE_PERL_ATOF
2067# define Perl_atof(s) Perl_my_atof(s)
2068# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2069#else
2070# define Perl_atof(s) (NV)atof(s)
2071# define Perl_atof2(s, n) ((n) = atof(s))
2072#endif
cf2093f6 2073
d460ef45 2074/* Previously these definitions used hardcoded figures.
760ac839
LW		 2075 * It is hoped these formula are more portable, although
2076 * no data one way or another is presently known to me.
2077 * The "PERL_" names are used because these calculated constants
2078 * do not meet the ANSI requirements for LONG_MAX, etc., which
2079 * need to be constants acceptable to #if - kja
2080 * define PERL_LONG_MAX 2147483647L
2081 * define PERL_LONG_MIN (-LONG_MAX - 1)
2082 * define PERL ULONG_MAX 4294967295L
2083 */
2084
2085#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2086# include <limits.h>
760ac839 2087#endif
205f51d8
AS		 2088/* Included values.h above if necessary; still including limits.h down here,
2089 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 2090
99abf803 2091/*
2092 * Try to figure out max and min values for the integral types. THE CORRECT
2093 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2094 * following hacks are used if neither limits.h or values.h provide them:
2095 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2096 * for types < int: (unsigned TYPE)~(unsigned)0
2097 * The argument to ~ must be unsigned so that later signed->unsigned
2098 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2099 * and it must not be smaller than int because ~ does integral promotion.
2100 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2101 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2102 * The latter is a hack which happens to work on some machines but
2103 * does *not* catch any random system, or things like integer types
2104 * with NaN if that is possible.
2105 *
2106 * All of the types are explicitly cast to prevent accidental loss of
2107 * numeric range, and in the hope that they will be less likely to confuse
2108 * over-eager optimizers.
2109 *
2110 */
27d4fb96 2111
99abf803 2112#define PERL_UCHAR_MIN ((unsigned char)0)
2113
2114#ifdef UCHAR_MAX
2115# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2116#else
99abf803 2117# ifdef MAXUCHAR
2118# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2119# else
99abf803 2120# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96 2121# endif
2122#endif
d460ef45 2123
99abf803 2124/*
2125 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2126 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2127 * depending on local options. Until Configure detects this (or at least
2128 * detects whether the "signed" keyword is available) the CHAR ranges
2129 * will not be included. UCHAR functions normally.
2130 * - kja
2131 */
27d4fb96 2132
99abf803 2133#define PERL_USHORT_MIN ((unsigned short)0)
2134
2135#ifdef USHORT_MAX
2136# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2137#else
99abf803 2138# ifdef MAXUSHORT
2139# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2140# else
ef2f54b0
CB		 2141# ifdef USHRT_MAX
2142# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2143# else
2144# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2145# endif
27d4fb96 2146# endif
2147#endif
2148
27d4fb96 2149#ifdef SHORT_MAX
99abf803 2150# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96 2151#else
2152# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2153# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2154# else
ef2f54b0
CB		 2155# ifdef SHRT_MAX
2156# define PERL_SHORT_MAX ((short)SHRT_MAX)
2157# else
2158# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2159# endif
27d4fb96 2160# endif
2161#endif
2162
2163#ifdef SHORT_MIN
99abf803 2164# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96 2165#else
2166# ifdef MINSHORT
99abf803 2167# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2168# else
ef2f54b0
CB		 2169# ifdef SHRT_MIN
2170# define PERL_SHORT_MIN ((short)SHRT_MIN)
2171# else
2172# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2173# endif
27d4fb96 2174# endif
2175#endif
2176
99abf803 2177#ifdef UINT_MAX
2178# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2179#else
99abf803 2180# ifdef MAXUINT
2181# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2182# else
99abf803 2183# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96 2184# endif
2185#endif
2186
99abf803 2187#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96 2188
2189#ifdef INT_MAX
99abf803 2190# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96 2191#else
2192# ifdef MAXINT /* Often used in <values.h> */
99abf803 2193# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2194# else
99abf803 2195# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96 2196# endif
2197#endif
2198
2199#ifdef INT_MIN
99abf803 2200# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96 2201#else
2202# ifdef MININT
99abf803 2203# define PERL_INT_MIN ((int)MININT)
27d4fb96 2204# else
2205# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2206# endif
2207#endif
2208
99abf803 2209#ifdef ULONG_MAX
2210# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2211#else
99abf803 2212# ifdef MAXULONG
2213# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2214# else
99abf803 2215# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96 2216# endif
2217#endif
2218
99abf803 2219#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2220
760ac839 2221#ifdef LONG_MAX
99abf803 2222# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW		 2223#else
2224# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2225# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2226# else
99abf803 2227# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW		 2228# endif
2229#endif
2230
2231#ifdef LONG_MIN
99abf803 2232# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW		 2233#else
2234# ifdef MINLONG
99abf803 2235# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2236# else
27d4fb96 2237# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW		 2238# endif
2239#endif
2240
d7d93a81 2241#ifdef UV_IS_QUAD
99abf803 2242
99abf803 2243# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2244# define PERL_UQUAD_MIN ((UV)0)
99abf803 2245# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2246# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2247
79072805
LW		 2248#endif
2249
22f7c9c9
JH		 2250#ifdef MYMALLOC
2251# include "malloc_ctl.h"
2252#endif
2253
830247a4 2254struct RExC_state_t;
8e11feef 2255struct _reg_trie_data;
880b20b6 2256
ee0007ab 2257typedef MEM_SIZE STRLEN;
450a55e4 2258
598921a7
NC		 2259#ifdef PERL_MAD
2260typedef struct token TOKEN;
2261typedef struct madprop MADPROP;
2262typedef struct nexttoken NEXTTOKE;
2263#endif
79072805
LW		 2264typedef struct op OP;
2265typedef struct cop COP;
2266typedef struct unop UNOP;
2267typedef struct binop BINOP;
2268typedef struct listop LISTOP;
2269typedef struct logop LOGOP;
79072805
LW		 2270typedef struct pmop PMOP;
2271typedef struct svop SVOP;
7934575e 2272typedef struct padop PADOP;
79072805 2273typedef struct pvop PVOP;
79072805
LW		 2274typedef struct loop LOOP;
2275
cd1541b2
NC		 2276typedef struct interpreter PerlInterpreter;
2277
d2b3f365
SS		 2278/* Amdahl's <ksync.h> has struct sv */
2279/* SGI's <sys/sema.h> has struct sv */
2280#if defined(UTS) || defined(__sgi)
2281# define STRUCT_SV perl_sv
b8d3c5db
JH		 2282#else
2283# define STRUCT_SV sv
2284#endif
2285typedef struct STRUCT_SV SV;
79072805
LW		 2286typedef struct av AV;
2287typedef struct hv HV;
2288typedef struct cv CV;
378cc40b 2289typedef struct regexp REGEXP;
79072805 2290typedef struct gp GP;
0c30d9ec 2291typedef struct gv GV;
8990e307 2292typedef struct io IO;
c09156bb 2293typedef struct context PERL_CONTEXT;
79072805
LW		 2294typedef struct block BLOCK;
2295
2296typedef struct magic MAGIC;
2297typedef struct xpv XPV;
2298typedef struct xpviv XPVIV;
ff68c719 2299typedef struct xpvuv XPVUV;
79072805
LW		 2300typedef struct xpvnv XPVNV;
2301typedef struct xpvmg XPVMG;
2302typedef struct xpvlv XPVLV;
2303typedef struct xpvav XPVAV;
2304typedef struct xpvhv XPVHV;
2305typedef struct xpvgv XPVGV;
2306typedef struct xpvcv XPVCV;
2307typedef struct xpvbm XPVBM;
2308typedef struct xpvfm XPVFM;
8990e307 2309typedef struct xpvio XPVIO;
79072805
LW		 2310typedef struct mgvtbl MGVTBL;
2311typedef union any ANY;
5f7fde29
GS		 2312typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2313typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS		 2314typedef struct clone_params CLONE_PARAMS;
2315
378cc40b 2316#include "handy.h"
a0d0e21e 2317
6b8eaf93 2318#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH		 2319# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2320# define USE_64_BIT_RAWIO /* implicit */
2321# endif
4564133c
JH		 2322#endif
2323
6b8eaf93
JH		 2324/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2325 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2326 * however, because operating systems like to do that themself. */
2327#ifndef FSEEKSIZE
2328# ifdef HAS_FSEEKO
2329# define FSEEKSIZE LSEEKSIZE
2330# else
2331# define FSEEKSIZE LONGSIZE
d460ef45 2332# endif
6b8eaf93
JH		 2333#endif
2334
2335#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH		 2336# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2337# define USE_64_BIT_STDIO /* implicit */
2338# endif
2339#endif
4564133c 2340
09458382 2341#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH		 2342# ifdef HAS_OFF64_T
2343# undef Off_t
2344# define Off_t off64_t
2345# undef LSEEKSIZE
2346# define LSEEKSIZE 8
5ff3f7a4 2347# endif
d9b3e12d
JH		 2348/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2349 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2350 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH		 2351# if defined(USE_OPEN64)
2352# define open open64
5ff3f7a4 2353# endif
d9b3e12d
JH		 2354# if defined(USE_LSEEK64)
2355# define lseek lseek64
6b8eaf93
JH		 2356# else
2357# if defined(USE_LLSEEK)
2358# define lseek llseek
2359# endif
d9b3e12d
JH		 2360# endif
2361# if defined(USE_STAT64)
2362# define stat stat64
2363# endif
2364# if defined(USE_FSTAT64)
2365# define fstat fstat64
2366# endif
2367# if defined(USE_LSTAT64)
2368# define lstat lstat64
2369# endif
2370# if defined(USE_FLOCK64)
2371# define flock flock64
2372# endif
2373# if defined(USE_LOCKF64)
2374# define lockf lockf64
2375# endif
2376# if defined(USE_FCNTL64)
2377# define fcntl fcntl64
2378# endif
2379# if defined(USE_TRUNCATE64)
2380# define truncate truncate64
2381# endif
2382# if defined(USE_FTRUNCATE64)
2383# define ftruncate ftruncate64
2384# endif
2385#endif
2386
2387#ifdef USE_64_BIT_STDIO
2388# ifdef HAS_FPOS64_T
2389# undef Fpos_t
2390# define Fpos_t fpos64_t
2391# endif
2392/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2393 * will trigger defines like the ones below. Some 64-bit environments,
2394 * however, do not. */
2395# if defined(USE_FOPEN64)
2396# define fopen fopen64
2397# endif
2398# if defined(USE_FSEEK64)
6b8eaf93 2399# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH		 2400# endif
2401# if defined(USE_FTELL64)
6b8eaf93 2402# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH		 2403# endif
2404# if defined(USE_FSETPOS64)
2405# define fsetpos fsetpos64
2406# endif
2407# if defined(USE_FGETPOS64)
2408# define fgetpos fgetpos64
2409# endif
2410# if defined(USE_TMPFILE64)
2411# define tmpfile tmpfile64
2412# endif
2413# if defined(USE_FREOPEN64)
2414# define freopen freopen64
5ff3f7a4
GS		 2415# endif
2416#endif
2417
af8b425d 2418#if defined(OS2) || defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 2419# include "iperlsys.h"
2420#endif
2421
6f71a643 2422#if defined(__OPEN_VM)
19848b3f
JH		 2423# include "vmesa/vmesaish.h"
2424# define ISHISH "vmesa"
6f71a643
JH		 2425#endif
2426
748a9306 2427#ifdef DOSISH
19848b3f
JH		 2428# if defined(OS2)
2429# include "os2ish.h"
2430# else
2431# include "dosish.h"
2432# endif
2433# define ISHISH "dos"
2434#endif
2435
2436#if defined(VMS)
748a9306 2437# include "vmsish.h"
96e176bf 2438# include "embed.h"
eb8433b7
NC		 2439# ifndef PERL_MAD
2440# undef op_getmad
b3f24c00 2441# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2442# endif
19848b3f
JH		 2443# define ISHISH "vms"
2444#endif
2445
2446#if defined(PLAN9)
2447# include "./plan9/plan9ish.h"
2448# define ISHISH "plan9"
2449#endif
2450
2451#if defined(MPE)
2452# include "mpeix/mpeixish.h"
2453# define ISHISH "mpeix"
2454#endif
2455
2456#if defined(__VOS__)
196918b0
PG		 2457# ifdef __GNUC__
2458# include "./vos/vosish.h"
2459# else
2460# include "vos/vosish.h"
2461# endif
19848b3f
JH		 2462# define ISHISH "vos"
2463#endif
2464
2465#if defined(EPOC)
2466# include "epocish.h"
2467# define ISHISH "epoc"
2468#endif
2469
9969cdde 2470#ifdef __SYMBIAN32__
27da23d5
JH		 2471# include "symbian/symbianish.h"
2472# include "embed.h"
eb8433b7
NC		 2473# ifndef PERL_MAD
2474# undef op_getmad
b3f24c00 2475# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2476# endif
27da23d5
JH		 2477# define ISHISH "symbian"
2478#endif
2479
19848b3f
JH		 2480#if defined(MACOS_TRADITIONAL)
2481# include "macos/macish.h"
2482# ifndef NO_ENVIRON_ARRAY
2483# define NO_ENVIRON_ARRAY
0c30d9ec 2484# endif
19848b3f
JH		 2485# define ISHISH "macos classic"
2486#endif
2487
efca5cc6
JH		 2488#if defined(__BEOS__)
2489# include "beos/beosish.h"
2490# define ISHISH "beos"
2491#endif
2492
19848b3f
JH		 2493#ifndef ISHISH
2494# include "unixish.h"
2495# define ISHISH "unix"
13b6e58c
JH		 2496#endif
2497
2946a158
JH		 2498/* NSIG logic from Configure --> */
2499/* Strange style to avoid deeply-nested #if/#else/#endif */
2500#ifndef NSIG
2501# ifdef _NSIG
2502# define NSIG (_NSIG)
2503# endif
2504#endif
2505
2506#ifndef NSIG
2507# ifdef SIGMAX
2508# define NSIG (SIGMAX+1)
2509# endif
2510#endif
2511
2512#ifndef NSIG
2513# ifdef SIG_MAX
2514# define NSIG (SIG_MAX+1)
2515# endif
2516#endif
2517
2518#ifndef NSIG
2519# ifdef _SIG_MAX
2520# define NSIG (_SIG_MAX+1)
2521# endif
2522#endif
2523
2524#ifndef NSIG
2525# ifdef MAXSIG
2526# define NSIG (MAXSIG+1)
2527# endif
2528#endif
2529
2530#ifndef NSIG
2531# ifdef MAX_SIG
2532# define NSIG (MAX_SIG+1)
2533# endif
2534#endif
2535
2536#ifndef NSIG
2537# ifdef SIGARRAYSIZE
2538# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2539# endif
2540#endif
2541
2542#ifndef NSIG
2543# ifdef _sys_nsig
2544# define NSIG (_sys_nsig) /* Solaris 2.5 */
2545# endif
2546#endif
2547
2548/* Default to some arbitrary number that's big enough to get most
2549 of the common signals.
2550*/
2551#ifndef NSIG
2552# define NSIG 50
2553#endif
2554/* <-- NSIG logic from Configure */
2555
13b6e58c
JH		 2556#ifndef NO_ENVIRON_ARRAY
2557# define USE_ENVIRON_ARRAY
2558#endif
32f822de 2559
c77b533b
JH		 2560/*
2561 * initialise to avoid floating-point exceptions from overflow, etc
2562 */
2563#ifndef PERL_FPU_INIT
2564# ifdef HAS_FPSETMASK
2565# if HAS_FLOATINGPOINT_H
2566# include <floatingpoint.h>
2567# endif
7f7c3354 2568# define PERL_FPU_INIT fpsetmask(0)
c77b533b 2569# else
2f42fcb0 2570# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2571# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS		 2572# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2573# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH		 2574# else
2575# define PERL_FPU_INIT
2f42fcb0 2576
7014c407 2577# endif
c77b533b
JH		 2578# endif
2579#endif
b35112e7
CS		 2580#ifndef PERL_FPU_PRE_EXEC
2581# define PERL_FPU_PRE_EXEC {
2582# define PERL_FPU_POST_EXEC }
2583#endif
c77b533b 2584
ed344e4f
IZ		 2585#ifndef PERL_SYS_INIT3
2586# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2587#endif
2588
be708cc0
JH		 2589#ifndef PERL_WRITE_MSG_TO_CONSOLE
2590# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2591#endif
2592
0f31cffe
GS		 2593#ifndef MAXPATHLEN
2594# ifdef PATH_MAX
b990c8b2
JH		 2595# ifdef _POSIX_PATH_MAX
2596# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH		 2597/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2598 * included the null byte or not. Later amendments of POSIX,
2599 * XPG4, the Austin Group, and the Single UNIX Specification
2600 * all explicitly include the null byte in the PATH_MAX.
2601 * Ditto for _POSIX_PATH_MAX. */
2602# define MAXPATHLEN PATH_MAX
b990c8b2 2603# else
09448d78 2604# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2605# endif
2606# else
2607# define MAXPATHLEN (PATH_MAX+1)
2608# endif
0f31cffe 2609# else
b990c8b2 2610# ifdef _POSIX_PATH_MAX
09448d78 2611# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH		 2612# else
2613# define MAXPATHLEN 1024 /* Err on the large side. */
2614# endif
0f31cffe
GS		 2615# endif
2616#endif
2617
c80263a8
SH		 2618/* In case Configure was not used (we are using a "canned config"
2619 * such as Win32, or a cross-compilation setup, for example) try going
2620 * by the gcc major and minor versions. One useful URL is
2621 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2622 * but contrary to this information warn_unused_result seems
2623 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD		 2624 * Also, when building extensions with an installed perl, this allows
2625 * the user to upgrade gcc and get the right attributes, rather than
2626 * relying on the list generated at Configure time. --AD
c80263a8
SH		 2627 * Set these up now otherwise we get confused when some of the <*thread.h>
2628 * includes below indirectly pull in <perlio.h> (which needs to know if we
2629 * have HASATTRIBUTE_FORMAT).
2630 */
2631
fc2007d4 2632#if defined __GNUC__ && !defined(__INTEL_COMPILER)
c80263a8
SH		 2633# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2634# define HASATTRIBUTE_FORMAT
2635# endif
2636# if __GNUC__ >= 3 /* 3.0 -> */
2637# define HASATTRIBUTE_MALLOC
2638# endif
2639# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2640# define HASATTRIBUTE_NONNULL
2641# endif
2642# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2643# define HASATTRIBUTE_NORETURN
2644# endif
2645# if __GNUC__ >= 3 /* gcc 3.0 -> */
2646# define HASATTRIBUTE_PURE
2647# endif
42bf5550 2648# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH		 2649# define HASATTRIBUTE_UNUSED
2650# endif
d324fe49
AD		 2651# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2652# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2653# endif
c80263a8
SH		 2654# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2655# define HASATTRIBUTE_WARN_UNUSED_RESULT
2656# endif
2657#endif
2658
3db8f154 2659/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2660 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS		 2661 * this results in many functions being undeclared which bothers C++
2662 * May make sense to have threads after "*ish.h" anyway
2663 */
2664
3db8f154 2665#if defined(USE_ITHREADS)
2986a63f
JH		 2666# ifdef NETWARE
2667# include <nw5thread.h>
2668# else
32f822de
GS		 2669# ifdef FAKE_THREADS
2670# include "fakethr.h"
2671# else
2672# ifdef WIN32
2673# include <win32thread.h>
2674# else
dd96f567
IZ		 2675# ifdef OS2
2676# include "os2thread.h"
2677# else
7f3d1cf1 2678# ifdef I_MACH_CTHREADS
bdd66968 2679# include <mach/cthreads.h>
8f1f23e8 2680# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM		 2681# define MUTEX_INIT_CALLS_MALLOC
2682# endif
7f3d1cf1
BH		 2683typedef cthread_t perl_os_thread;
2684typedef mutex_t perl_mutex;
2685typedef condition_t perl_cond;
2686typedef void * perl_key;
2687# else /* Posix threads */
1f5ae88c
JH		 2688# ifdef I_PTHREAD
2689# include <pthread.h>
2690# endif
7f3d1cf1
BH		 2691typedef pthread_t perl_os_thread;
2692typedef pthread_mutex_t perl_mutex;
2693typedef pthread_cond_t perl_cond;
2694typedef pthread_key_t perl_key;
2695# endif /* I_MACH_CTHREADS */
dd96f567 2696# endif /* OS2 */
32f822de
GS		 2697# endif /* WIN32 */
2698# endif /* FAKE_THREADS */
2986a63f 2699#endif /* NETWARE */
3db8f154 2700#endif /* USE_ITHREADS */
c5be433b 2701
66a93824 2702#if defined(WIN32)
1feb2720 2703# include "win32.h"
c5be433b
GS		 2704#endif
2705
2986a63f
JH		 2706#ifdef NETWARE
2707# include "netware.h"
2708#endif
2709
e5218da5 2710#define STATUS_UNIX PL_statusvalue
68dc0745 2711#ifdef VMS
6b88bc9c 2712# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM		 2713/*
2714 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2715 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM		 2716 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2717 * be updated also.
2718 */
2719# include <stsdef.h>
2720# include <ssdef.h>
2721/* Presume this because if VMS changes it, it will require a new
2722 * set of APIs for waiting on children for binary compatibility.
2723 */
2724# define child_offset_bits (8)
2725# ifndef C_FAC_POSIX
2726# define C_FAC_POSIX 0x35A000
2727# endif
2728
2729/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2730 * platform from the existing UNIX or Native status values.
2731 */
2732
37038d91 2733# define STATUS_EXIT \
7a7fd8e0
JM		 2734 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2735 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2736
7a7fd8e0 2737
fb38d079
JM		 2738/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2739 * exit code and shifts the UNIX value over the correct number of bits to
2740 * be a child status. Usually the number of bits is 8, but that could be
2741 * platform dependent. The NATIVE status code is presumed to have either
2742 * from a child process.
7a7fd8e0
JM		 2743 */
2744
fb38d079
JM		 2745/* This is complicated. The child processes return a true native VMS
2746 status which must be saved. But there is an assumption in Perl that
2747 the UNIX child status has some relationship to errno values, so
2748 Perl tries to translate it to text in some of the tests.
2749 In order to get the string translation correct, for the error, errno
2750 must be EVMSERR, but that generates a different text message
2751 than what the test programs are expecting. So an errno value must
2752 be derived from the native status value when an error occurs.
2753 That will hide the true native status message. With this version of
2754 perl, the true native child status can always be retrieved so that
2755 is not a problem. But in this case, Pl_statusvalue and errno may
2756 have different values in them.
2757 */
7a7fd8e0 2758
fb38d079 2759# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2760 STMT_START { \
2fbb330f
JM		 2761 I32 evalue = (I32)n; \
2762 if (evalue == EVMSERR) { \
2763 PL_statusvalue_vms = vaxc$errno; \
2764 PL_statusvalue = evalue; \
7a7fd8e0 2765 } else { \
2fbb330f 2766 PL_statusvalue_vms = evalue; \
fb38d079 2767 if (evalue == -1) { \
3280af22 2768 PL_statusvalue = -1; \
7a7fd8e0
JM		 2769 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2770 } else \
fb38d079 2771 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2772 set_vaxc_errno(evalue); \
fb38d079
JM		 2773 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2774 set_errno(EVMSERR); \
2775 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2776 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2777 } \
68dc0745 2778 } STMT_END
7a7fd8e0 2779
68dc0745 2780# ifdef VMSISH_STATUS
e5218da5 2781# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2782# else
e5218da5 2783# define STATUS_CURRENT STATUS_UNIX
68dc0745 2784# endif
7a7fd8e0
JM		 2785
2786 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2787 * the NATIVE status to an equivalent value. Can not be used to translate
2788 * exit code values as exit code values are not guaranteed to have any
2789 * relationship at all to errno values.
2790 * This is used when Perl is forcing errno to have a specific value.
2791 */
e5218da5 2792# define STATUS_UNIX_SET(n) \
68dc0745 2793 STMT_START { \
7a7fd8e0 2794 I32 evalue = (I32)n; \
0968cdad 2795 PL_statusvalue = evalue; \
3280af22 2796 if (PL_statusvalue != -1) { \
0968cdad
JM		 2797 if (PL_statusvalue != EVMSERR) { \
2798 PL_statusvalue &= 0xFFFF; \
2799 if (MY_POSIX_EXIT) \
2800 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2801 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2802 } \
2803 else { \
2804 PL_statusvalue_vms = vaxc$errno; \
2805 } \
68dc0745 2806 } \
0968cdad
JM		 2807 else PL_statusvalue_vms = SS$_ABORT; \
2808 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM		 2809 } STMT_END
2810
2811 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2812 * the NATIVE error status based on it. It does not assume that
fb38d079
JM		 2813 * the UNIX/POSIX exit codes have any relationship to errno, except
2814 * that 0 indicates a success. When in the default mode to comply
6ac6a52b
JM		 2815 * with the Perl VMS documentation, any other code sets the NATIVE
2816 * status to a failure code of SS$_ABORT.
fb38d079
JM		 2817 *
2818 * In the new POSIX EXIT mode, native status will be set so that the
2819 * actual exit code will can be retrieved by the calling program or
2820 * shell.
2821 *
2822 * If the exit code is not clearly a UNIX parent or child exit status,
2823 * it will be passed through as a VMS status.
7a7fd8e0
JM		 2824 */
2825
fb38d079 2826# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM		 2827 STMT_START { \
2828 I32 evalue = (I32)n; \
2829 PL_statusvalue = evalue; \
fb38d079
JM		 2830 if (evalue != -1) { \
2831 if (evalue <= 0xFF00) { \
2832 if (evalue > 0xFF) \
2833 evalue = (evalue >> child_offset_bits) & 0xFF; \
2834 if (evalue == 0) \
2835 PL_statusvalue_vms == SS$_NORMAL; \
2836 else \
2837 if (MY_POSIX_EXIT) \
2838 PL_statusvalue_vms = \
2839 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
52e64fc8 2840 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
0968cdad 2841 else \
6ac6a52b 2842 PL_statusvalue_vms = SS$_ABORT; \
fb38d079
JM		 2843 } else { /* forgive them Perl, for they have sinned */ \
2844 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2845 else PL_statusvalue_vms = vaxc$errno; \
2846 /* And obviously used a VMS status value instead of UNIX */ \
2847 PL_statusvalue = EVMSERR; \
2848 } \
7a7fd8e0
JM		 2849 } \
2850 else PL_statusvalue_vms = SS$_ABORT; \
2851 set_vaxc_errno(PL_statusvalue_vms); \
68dc0745 2852 } STMT_END
fb38d079 2853
6ac6a52b
JM		 2854 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2855 * and sets the NATIVE error status based on it. This special case
2856 * is needed to maintain compatibility with past VMS behavior.
2857 *
2858 * In the default mode on VMS, this number is passed through as
2859 * both the NATIVE and UNIX status. Which makes it different
2860 * that the STATUS_UNIX_EXIT_SET.
2861 *
2862 * In the new POSIX EXIT mode, native status will be set so that the
2863 * actual exit code will can be retrieved by the calling program or
2864 * shell.
2865 *
2866 */
2867
2868# define STATUS_EXIT_SET(n) \
2869 STMT_START { \
2870 I32 evalue = (I32)n; \
2871 PL_statusvalue = evalue; \
2872 if (MY_POSIX_EXIT) \
2873 PL_statusvalue_vms = \
2874 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
52e64fc8 2875 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
6ac6a52b
JM		 2876 else \
2877 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2878 set_vaxc_errno(PL_statusvalue_vms); \
2879 } STMT_END
2880
fb38d079
JM		 2881
2882 /* This macro forces a success status */
7a7fd8e0
JM		 2883# define STATUS_ALL_SUCCESS \
2884 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM		 2885
2886 /* This macro forces a failure status */
7a7fd8e0
JM		 2887# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2888 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2889 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 2890
68dc0745 2891#else
e5218da5 2892# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 2893# if defined(WCOREDUMP)
37038d91 2894# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 2895 STMT_START { \
2896 PL_statusvalue_posix = (n); \
2897 if (PL_statusvalue_posix == -1) \
2898 PL_statusvalue = -1; \
2899 else { \
2900 PL_statusvalue = \
2901 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2902 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2903 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2904 } \
2905 } STMT_END
2906# elif defined(WIFEXITED)
37038d91 2907# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 2908 STMT_START { \
2909 PL_statusvalue_posix = (n); \
2910 if (PL_statusvalue_posix == -1) \
2911 PL_statusvalue = -1; \
2912 else { \
2913 PL_statusvalue = \
2914 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2915 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2916 } \
2917 } STMT_END
2918# else
37038d91 2919# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA		 2920 STMT_START { \
2921 PL_statusvalue_posix = (n); \
2922 if (PL_statusvalue_posix == -1) \
2923 PL_statusvalue = -1; \
2924 else { \
2925 PL_statusvalue = \
2926 PL_statusvalue_posix & 0xFFFF; \
2927 } \
2928 } STMT_END
2929# endif
2930# define STATUS_UNIX_SET(n) \
68dc0745 2931 STMT_START { \
3280af22
NIS		 2932 PL_statusvalue = (n); \
2933 if (PL_statusvalue != -1) \
2934 PL_statusvalue &= 0xFFFF; \
68dc0745 2935 } STMT_END
7a7fd8e0 2936# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 2937# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 2938# define STATUS_CURRENT STATUS_UNIX
37038d91 2939# define STATUS_EXIT STATUS_UNIX
e5218da5
GA		 2940# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2941# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745 2942#endif
2943
cc3604b1
GS		 2944/* flags in PL_exit_flags for nature of exit() */
2945#define PERL_EXIT_EXPECTED 0x01
31d77e54 2946#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 2947
0b94c7bb 2948#ifndef MEMBER_TO_FPTR
a7cb1f99
GS		 2949# define MEMBER_TO_FPTR(name) name
2950#endif
2951
2952/* format to use for version numbers in file/directory names */
273cf8d1 2953/* XXX move to Configure? */
a7cb1f99 2954#ifndef PERL_FS_VER_FMT
273cf8d1 2955# define PERL_FS_VER_FMT "%d.%d.%d"
0b94c7bb
GS		 2956#endif
2957
45bc9206 2958/* This defines a way to flush all output buffers. This may be a
76549fef
JH		 2959 * performance issue, so we allow people to disable it. Also, if
2960 * we are using stdio, there are broken implementations of fflush(NULL)
2961 * out there, Solaris being the most prominent.
45bc9206
GS		 2962 */
2963#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 2964# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 2965# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH		 2966# else
2967# ifdef FFLUSH_ALL
2968# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 2969# else
c5be433b 2970# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 2971# endif
66fe083f 2972# endif
45bc9206
GS		 2973#endif
2974
7766f137
GS		 2975#ifndef PERL_WAIT_FOR_CHILDREN
2976# define PERL_WAIT_FOR_CHILDREN NOOP
2977#endif
2978
ba869deb 2979/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS		 2980#ifndef PERL_SET_INTERP
2981# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2982#endif
2983
2984#ifndef PERL_GET_INTERP
2985# define PERL_GET_INTERP (PL_curinterp)
2986#endif
2987
54aff467 2988#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 2989# ifdef MULTIPLICITY
ba869deb 2990# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 2991# endif
ba869deb
GS		 2992# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2993#endif
2994
8896765a
RB		 2995/*
2996 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 2997 All that is required is that the perl source does not
8896765a
RB		 2998 use "%-p" or "%-<number>p" or "%<number>p" formats.
2999 These formats will still work in perl code.
3000 See comments in sv.c for futher details.
3001
3002 -DvdNUMBER=<number> can be used to redefine VDf
3003
3004 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
3005 which works properly but gives compiler warnings
3006
3007 Robin Barker 2005-07-14
0dbb1585 3008*/
8896765a
RB		 3009
3010#ifndef SVf_
63ce7bf0 3011# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS		 3012#endif
3013
8896765a 3014#ifndef SVf
104abab4 3015# define SVf "-p"
d2560b70
RB		 3016#endif
3017
014ead4b 3018#ifndef SVf32
8896765a 3019# define SVf32 SVf_(32)
014ead4b
RB		 3020#endif
3021
3022#ifndef SVf256
8896765a
RB		 3023# define SVf256 SVf_(256)
3024#endif
3025
3026#ifndef vdNUMBER
3027# define vdNUMBER 1
3028#endif
3029
3030#ifndef VDf
3031# if vdNUMBER
63ce7bf0 3032# define VDf STRINGIFY(vdNUMBER) "p"
8896765a
RB		 3033# else
3034# define VDf "vd"
3035# endif
014ead4b
RB		 3036#endif
3037
f5992bc4 3038/* not used; but needed for backward compatibilty with XS code? - RMB */
014ead4b
RB		 3039#ifndef UVf
3040# define UVf UVuf
d2560b70
RB		 3041#endif
3042
0dbb1585
AL		 3043#ifdef HASATTRIBUTE_FORMAT
3044# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3045#endif
3046#ifdef HASATTRIBUTE_MALLOC
77785eea 3047# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3048#endif
0dbb1585 3049#ifdef HASATTRIBUTE_NONNULL
abb2c242 3050# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3051#endif
0dbb1585 3052#ifdef HASATTRIBUTE_NORETURN
abb2c242 3053# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3054#endif
0dbb1585 3055#ifdef HASATTRIBUTE_PURE
abb2c242 3056# define __attribute__pure__ __attribute__((pure))
f22be1b8 3057#endif
0dbb1585
AL		 3058#ifdef HASATTRIBUTE_UNUSED
3059# define __attribute__unused__ __attribute__((unused))
3060#endif
3061#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3062# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH		 3063#endif
3064
0dbb1585
AL		 3065/* If we haven't defined the attributes yet, define them to blank. */
3066#ifndef __attribute__format__
3067# define __attribute__format__(x,y,z)
3068#endif
f22be1b8 3069#ifndef __attribute__malloc__
abb2c242 3070# define __attribute__malloc__
f22be1b8
JH		 3071#endif
3072#ifndef __attribute__nonnull__
abb2c242 3073# define __attribute__nonnull__(a)
f22be1b8
JH		 3074#endif
3075#ifndef __attribute__noreturn__
abb2c242 3076# define __attribute__noreturn__
f22be1b8
JH		 3077#endif
3078#ifndef __attribute__pure__
abb2c242 3079# define __attribute__pure__
f22be1b8 3080#endif
0dbb1585
AL		 3081#ifndef __attribute__unused__
3082# define __attribute__unused__
3083#endif
f22be1b8 3084#ifndef __attribute__warn_unused_result__
abb2c242
JH		 3085# define __attribute__warn_unused_result__
3086#endif
3087
0dbb1585
AL		 3088/* For functions that are marked as __attribute__noreturn__, it's not
3089 appropriate to call return. In either case, include the lint directive.
3090 */
3091#ifdef HASATTRIBUTE_NORETURN
b37c2d43 3092# define NORETURN_FUNCTION_END /* NOTREACHED */
0dbb1585 3093#else
b37c2d43 3094# define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
abb2c242
JH		 3095#endif
3096
635aebb7 3097#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL		 3098# define EXPECT(expr,val) __builtin_expect(expr,val)
3099#else
3100# define EXPECT(expr,val) (expr)
3101#endif
3102#define LIKELY(cond) EXPECT(cond,1)
3103#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL		 3104#ifdef HAS_BUILTIN_CHOOSE_EXPR
3105/* placeholder */
3106#endif
b37c2d43 3107
3fc1aec6 3108/* Some unistd.h's give a prototype for pause() even though
3109 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3110 below to be rejected by the compiler. Sigh.
3fc1aec6 3111*/
3112#ifdef HAS_PAUSE
3113#define Pause pause
3114#else
3115#define Pause() sleep((32767<<16)+32767)
748a9306
LW		 3116#endif
3117
3118#ifndef IOCPARM_LEN
3119# ifdef IOCPARM_MASK
61f1c44b 3120 /* on BSDish systems we're safe */
748a9306
LW		 3121# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3122# else
61f1c44b 3123# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA		 3124 /* on Linux systems we're safe; except when we're not [perl #38223] */
3125# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3126# else
748a9306 3127 /* otherwise guess at what's safe */
61f1c44b
JVD		 3128# define IOCPARM_LEN(x) 256
3129# endif
748a9306 3130# endif
a0d0e21e
LW		 3131#endif
3132
1761cee5 3133#if defined(__CYGWIN__)
521e0776
GS		 3134/* USEMYBINMODE
3135 * This symbol, if defined, indicates that the program should
16fe6d59 3136 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS		 3137 * that a file is in "binary" mode -- that is, that no translation
3138 * of bytes occurs on read or write operations.
3139 */
36894f0b 3140# define USEMYBINMODE /**/
77a40698 3141# include <io.h> /* for setmode() prototype */
16fe6d59 3142# define my_binmode(fp, iotype, mode) \
77a40698 3143 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6 3144#endif
3145
88d10794
JH		 3146#ifdef __CYGWIN__
3147void init_os_extras(void);
3148#endif
3149
cea2e8a9
GS		 3150#ifdef UNION_ANY_DEFINITION
3151UNION_ANY_DEFINITION;
3152#else
3153union any {
3154 void* any_ptr;
3155 I32 any_i32;
3156 IV any_iv;
3157 long any_long;
9febdf04 3158 bool any_bool;
c76ac1ee 3159 void (*any_dptr) (void*);
acfe0abc 3160 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS		 3161};
3162#endif
3163
acfe0abc 3164typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS		 3165
3166#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3167#define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3168#define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3169
c5078cac
JH		 3170#if defined(_AIX) && !defined(_AIX43)
3171#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3172/* We cannot include <crypt.h> to get the struct crypt_data
3173 * because of setkey prototype problems when threading */
3174typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3175 /* From OSF, Not needed in AIX
3176 char C[28], D[28];
3177 */
3178 char E[48];
3179 char KS[16][48];
3180 char block[66];
3181 char iobuf[16];
3182} CRYPTD;
3183#endif /* threading */
3184#endif /* AIX */
3185
af8b425d 3186#if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2c2d71f5
JH		 3187# include "iperlsys.h"
3188#endif
504f80c1 3189
d10dc2ae
JH		 3190/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3191 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3192 * defined by Configure, despite their names being similar to the
3193 * other defines like USE_ITHREADS. Configure in fact knows nothing
3194 * about the randomised hashes. Therefore to enable/disable the hash
3195 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3196#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3197# define USE_HASH_SEED
504f80c1
JH		 3198#endif
3199
598921a7
NC		 3200/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3201 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3202 * it's not really needed.
3203 */
3204#if defined(WIN32)
3205# define YYTOKENTYPE
3206#endif
3207#include "perly.h"
3208
3209#ifdef PERL_MAD
3210struct nexttoken {
3211 YYSTYPE next_val; /* value of next token, if any */
3212 I32 next_type; /* type of next token */
3213 MADPROP *next_mad; /* everything else about that token */
3214};
3215#endif
3216
378cc40b 3217#include "regexp.h"
79072805 3218#include "sv.h"
378cc40b 3219#include "util.h"
8d063cd8 3220#include "form.h"
79072805 3221#include "gv.h"
dd2155a4 3222#include "pad.h"
79072805 3223#include "cv.h"
abdd5c84 3224#include "opnames.h"
79072805 3225#include "op.h"
b3ca2e83 3226#include "hv.h"
79072805
LW		 3227#include "cop.h"
3228#include "av.h"
79072805
LW		 3229#include "mg.h"
3230#include "scope.h"
4438c4b7 3231#include "warnings.h"
a0ed51b3 3232#include "utf8.h"
8d063cd8 3233
7fae4e64
GS		 3234
3235typedef struct _sublex_info SUBLEXINFO;
3236struct _sublex_info {
3237 I32 super_state; /* lexer state to save */
3238 I32 sub_inwhat; /* "lex_inwhat" to use */
3239 OP *sub_op; /* "lex_op" to use */
0244c3a4
GS		 3240 char *super_bufptr; /* PL_bufptr that was */
3241 char *super_bufend; /* PL_bufend that was */
7fae4e64
GS		 3242};
3243
455ece5e 3244typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3245
2c2d71f5 3246struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3247struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3248
6f51351d
NC		 3249/* Keep next first in this structure, because sv_free_arenas take
3250 advantage of this to share code between the pte arenas and the SV
3251 body arenas */
5f7fde29
GS		 3252struct ptr_tbl_ent {
3253 struct ptr_tbl_ent* next;
53c1dcc0 3254 const void* oldval;
5f7fde29 3255 void* newval;
d18c6117
GS		 3256};
3257
5f7fde29
GS		 3258struct ptr_tbl {
3259 struct ptr_tbl_ent** tbl_ary;
3260 UV tbl_max;
3261 UV tbl_items;
d18c6117
GS		 3262};
3263
450a55e4 3264#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW		 3265# define I286
3266#endif
3267
fe14fcc3
LW		 3268#if defined(htonl) && !defined(HAS_HTONL)
3269#define HAS_HTONL
ae986130 3270#endif
fe14fcc3
LW		 3271#if defined(htons) && !defined(HAS_HTONS)
3272#define HAS_HTONS
ae986130 3273#endif
fe14fcc3
LW		 3274#if defined(ntohl) && !defined(HAS_NTOHL)
3275#define HAS_NTOHL
ae986130 3276#endif
fe14fcc3
LW		 3277#if defined(ntohs) && !defined(HAS_NTOHS)
3278#define HAS_NTOHS
ae986130 3279#endif
fe14fcc3 3280#ifndef HAS_HTONL
d9d8d8de 3281#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW		 3282#define HAS_HTONS
3283#define HAS_HTONL
3284#define HAS_NTOHS
3285#define HAS_NTOHL
a687059c
LW		 3286#define MYSWAP
3287#define htons my_swap
3288#define htonl my_htonl
3289#define ntohs my_swap
3290#define ntohl my_ntohl
3291#endif
3292#else
d9d8d8de 3293#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW		 3294#undef HAS_HTONS
3295#undef HAS_HTONL
3296#undef HAS_NTOHS
3297#undef HAS_NTOHL
a687059c
LW		 3298#endif
3299#endif
3300
988174c1
LW		 3301/*
3302 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3303 * -DWS
3304 */
3305#if BYTEORDER != 0x1234
3306# define HAS_VTOHL
3307# define HAS_VTOHS
3308# define HAS_HTOVL
3309# define HAS_HTOVS
c67712b2 3310# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW		 3311# define vtohl(x) ((((x)&0xFF)<<24) \
3312 +(((x)>>24)&0xFF) \
3313 +(((x)&0x0000FF00)<<8) \
3314 +(((x)&0x00FF0000)>>8) )
3315# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3316# define htovl(x) vtohl(x)
3317# define htovs(x) vtohs(x)
3318# endif
3319 /* otherwise default to functions in util.c */
2a8c3029 3320#ifndef htovs
c623ac67
GS		 3321short htovs(short n);
3322short vtohs(short n);
3323long htovl(long n);
3324long vtohl(long n);
988174c1 3325#endif
2a8c3029 3326#endif
988174c1 3327
3bb7c1b4
JH		 3328/* *MAX Plus 1. A floating point value.
3329 Hopefully expressed in a way that dodgy floating point can't mess up.
3330 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3331 is added to it
3332 May find that some broken compiler will want the value cast to I32.
3333 [after the shift, as signed >> may not be as secure as unsigned >>]
3334*/
3335#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3336#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3337/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3338 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3339 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3340*/
3341#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3342
3bb7c1b4
JH		 3343#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3344#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3345#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3346
3347/* This may look like unnecessary jumping through hoops, but converting
3348 out of range floating point values to integers *is* undefined behaviour,
3349 and it is starting to bite.
3350*/
3351#ifndef CAST_INLINE
65202027 3352#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3353#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS		 3354#define I_V(what) (cast_iv((NV)(what)))
3355#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH		 3356#else
3357#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3358 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3359 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3360#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3361 : ((n) < U32_MAX_P1 ? (U32) (n) \
3362 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3363#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3364 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3365 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3366#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3367 : ((n) < UV_MAX_P1 ? (UV) (n) \
3368 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3369#endif
3370
3371#define U_S(what) ((U16)U_32(what))
3372#define U_I(what) ((unsigned int)U_32(what))
3373#define U_L(what) U_32(what)
ed6116ce 3374
2d4389e4
JH		 3375/* These do not care about the fractional part, only about the range. */
3376#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3377#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3378
25da4f38
IZ		 3379/* Used with UV/IV arguments: */
3380 /* XXXX: need to speed it up */
3381#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3382#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3383
352d5a3a
LW		 3384#ifndef MAXSYSFD
3385# define MAXSYSFD 2
3386#endif
ee0007ab 3387
79072805 3388#ifndef __cplusplus
27da23d5 3389#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS		 3390Uid_t getuid (void);
3391Uid_t geteuid (void);
3392Gid_t getgid (void);
3393Gid_t getegid (void);
79072805 3394#endif
e1caacb4 3395#endif
8d063cd8 3396
0c30d9ec 3397#ifndef Perl_debug_log
bf49b057
GS		 3398# define Perl_debug_log PerlIO_stderr()
3399#endif
3400
3401#ifndef Perl_error_log
3402# define Perl_error_log (PL_stderrgv \
6b78add2 3403 && isGV(PL_stderrgv) \
01bb7c6d 3404 && GvIOp(PL_stderrgv) \
42de951c 3405 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS		 3406 ? IoOFP(GvIOp(PL_stderrgv)) \
3407 : PerlIO_stderr())
0c30d9ec 3408#endif
3967c732 3409
aea4f609
DM		 3410
3411#define DEBUG_p_FLAG 0x00000001 /* 1 */
3412#define DEBUG_s_FLAG 0x00000002 /* 2 */
3413#define DEBUG_l_FLAG 0x00000004 /* 4 */
3414#define DEBUG_t_FLAG 0x00000008 /* 8 */
3415#define DEBUG_o_FLAG 0x00000010 /* 16 */
3416#define DEBUG_c_FLAG 0x00000020 /* 32 */
3417#define DEBUG_P_FLAG 0x00000040 /* 64 */
3418#define DEBUG_m_FLAG 0x00000080 /* 128 */
3419#define DEBUG_f_FLAG 0x00000100 /* 256 */
3420#define DEBUG_r_FLAG 0x00000200 /* 512 */
3421#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3422#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC		 3423/* U is reserved for Unofficial, exploratory hacking */
3424#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM		 3425#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3426#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3427#define DEBUG_D_FLAG 0x00008000 /* 32768 */
3428#define DEBUG_S_FLAG 0x00010000 /* 65536 */
3429#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3430#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3431#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3432#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3433#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3434#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3435#define DEBUG_q_FLAG 0x00800000 /*8388608 */
ecae49c0 3436#define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
aea4f609
DM		 3437
3438#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ		 3439#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3440 that something was done? */
aea4f609 3441
bd16a5f0
IZ		 3442# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3443# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3444# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3445# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3446# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3447# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3448# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3449# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3450# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3451# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3452# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3453# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3454# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ		 3455# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3456# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3457# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3458# define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3459# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3460# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3461# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3462# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3463# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC		 3464# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3465# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
dd2155a4 3466# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3467
3967c732 3468#ifdef DEBUGGING
aea4f609 3469
bd16a5f0
IZ		 3470# define DEBUG_p_TEST DEBUG_p_TEST_
3471# define DEBUG_s_TEST DEBUG_s_TEST_
3472# define DEBUG_l_TEST DEBUG_l_TEST_
3473# define DEBUG_t_TEST DEBUG_t_TEST_
3474# define DEBUG_o_TEST DEBUG_o_TEST_
3475# define DEBUG_c_TEST DEBUG_c_TEST_
3476# define DEBUG_P_TEST DEBUG_P_TEST_
3477# define DEBUG_m_TEST DEBUG_m_TEST_
3478# define DEBUG_f_TEST DEBUG_f_TEST_
3479# define DEBUG_r_TEST DEBUG_r_TEST_
3480# define DEBUG_x_TEST DEBUG_x_TEST_
3481# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3482# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ		 3483# define DEBUG_H_TEST DEBUG_H_TEST_
3484# define DEBUG_X_TEST DEBUG_X_TEST_
dd2155a4 3485# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
bd16a5f0
IZ		 3486# define DEBUG_D_TEST DEBUG_D_TEST_
3487# define DEBUG_S_TEST DEBUG_S_TEST_
3488# define DEBUG_T_TEST DEBUG_T_TEST_
3489# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3490# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3491# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3492# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3493# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3494# define DEBUG_q_TEST DEBUG_q_TEST_
aea4f609 3495
488b0c7a
JH		 3496# define PERL_DEB(a) a
3497# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM		 3498# define DEBUG_p(a) if (DEBUG_p_TEST) a
3499# define DEBUG_s(a) if (DEBUG_s_TEST) a
3500# define DEBUG_l(a) if (DEBUG_l_TEST) a
3501# define DEBUG_t(a) if (DEBUG_t_TEST) a
3502# define DEBUG_o(a) if (DEBUG_o_TEST) a
3503# define DEBUG_c(a) if (DEBUG_c_TEST) a
3504# define DEBUG_P(a) if (DEBUG_P_TEST) a
3505
969058bb
VK		 3506 /* Temporarily turn off memory debugging in case the a
3507 * does memory allocation, either directly or indirectly. */
acfe0abc 3508# define DEBUG_m(a) \
0b250b9e 3509 STMT_START { \
aea4f609 3510 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3511 } STMT_END
aea4f609 3512
5f80b19c
AMS		 3513# define DEBUG__(t, a) \
3514 STMT_START { \
3515 if (t) STMT_START {a;} STMT_END; \
3516 } STMT_END
3517
3518# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3519#ifndef PERL_EXT_RE_BUILD
5f80b19c 3520# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO		 3521#else
3522# define DEBUG_r(a) STMT_START {a;} STMT_END
3523#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS		 3524# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3525# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3526# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS		 3527# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3528# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
dd2155a4 3529# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
5f80b19c 3530# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
aea4f609 3531
3db8f154 3532# define DEBUG_S(a)
aea4f609 3533
5f80b19c
AMS		 3534# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3535# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3536# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3537# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC		 3538# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3539# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
aea4f609
DM		 3540
3541#else /* DEBUGGING */
3542
3543# define DEBUG_p_TEST (0)
3544# define DEBUG_s_TEST (0)
3545# define DEBUG_l_TEST (0)
3546# define DEBUG_t_TEST (0)
3547# define DEBUG_o_TEST (0)
3548# define DEBUG_c_TEST (0)
3549# define DEBUG_P_TEST (0)
3550# define DEBUG_m_TEST (0)
3551# define DEBUG_f_TEST (0)
3552# define DEBUG_r_TEST (0)
3553# define DEBUG_x_TEST (0)
3554# define DEBUG_u_TEST (0)
88d2d28a 3555# define DEBUG_U_TEST (0)
aea4f609
DM		 3556# define DEBUG_H_TEST (0)
3557# define DEBUG_X_TEST (0)
dd2155a4 3558# define DEBUG_Xv_TEST (0)
aea4f609
DM		 3559# define DEBUG_D_TEST (0)
3560# define DEBUG_S_TEST (0)
3561# define DEBUG_T_TEST (0)
04932ac8 3562# define DEBUG_R_TEST (0)
1045810a 3563# define DEBUG_J_TEST (0)
d6721266 3564# define DEBUG_v_TEST (0)
46187eeb 3565# define DEBUG_C_TEST (0)
ecae49c0
NC		 3566# define DEBUG_A_TEST (0)
3567# define DEBUG_q_TEST (0)
aea4f609 3568
488b0c7a
JH		 3569# define PERL_DEB(a)
3570# define PERL_DEBUG(a)
aea4f609
DM		 3571# define DEBUG_p(a)
3572# define DEBUG_s(a)
3573# define DEBUG_l(a)
3574# define DEBUG_t(a)
3575# define DEBUG_o(a)
3576# define DEBUG_c(a)
3577# define DEBUG_P(a)
3578# define DEBUG_m(a)
3579# define DEBUG_f(a)
3580# define DEBUG_r(a)
3581# define DEBUG_x(a)
3582# define DEBUG_u(a)
88d2d28a 3583# define DEBUG_U(a)
aea4f609
DM		 3584# define DEBUG_H(a)
3585# define DEBUG_X(a)
dd2155a4 3586# define DEBUG_Xv(a)
aea4f609
DM		 3587# define DEBUG_D(a)
3588# define DEBUG_S(a)
3589# define DEBUG_T(a)
04932ac8 3590# define DEBUG_R(a)
d6721266 3591# define DEBUG_v(a)
46187eeb 3592# define DEBUG_C(a)
ecae49c0
NC		 3593# define DEBUG_A(a)
3594# define DEBUG_q(a)
aea4f609
DM		 3595#endif /* DEBUGGING */
3596
3597
b4ab917c
DM		 3598#define DEBUG_SCOPE(where) \
3599 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
44f8325f 3600 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
b4ab917c
DM		 3601
3602
3603
3604
d1be9408 3605/* These constants should be used in preference to raw characters
14befaf4
DM		 3606 * when using magic. Note that some perl guts still assume
3607 * certain character properties of these constants, namely that
3608 * isUPPER() and toLOWER() may do useful mappings.
3609 *
3610 * Update the magic_names table in dump.c when adding/amending these
3611 */
3612
3613#define PERL_MAGIC_sv '\0' /* Special scalar variable */
3614#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3615#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3616#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3617#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
81714fb9
YO		 3618#define PERL_MAGIC_regdata_names '+' /* Regex named capture buffer hash
3619 (%+ support) */
14befaf4
DM		 3620#define PERL_MAGIC_regdata 'D' /* Regex match position data
3621 (@+ and @- vars) */
3622#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3623#define PERL_MAGIC_env 'E' /* %ENV hash */
3624#define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3625#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3626#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
b3ca2e83
NC		 3627#define PERL_MAGIC_hints 'H' /* %^H hash */
3628#define PERL_MAGIC_hintselem 'h' /* %^H hash element */
14befaf4
DM		 3629#define PERL_MAGIC_isa 'I' /* @ISA array */
3630#define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3631#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3632#define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3633#define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
68795e93
NIS		 3634#define PERL_MAGIC_mutex 'm' /* for lock op */
3635#define PERL_MAGIC_shared 'N' /* Shared between threads */
3636#define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
14befaf4
DM		 3637#define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3638#define PERL_MAGIC_tied 'P' /* Tied array or hash */
3639#define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3640#define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3641#define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3642#define PERL_MAGIC_sig 'S' /* %SIG hash */
3643#define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3644#define PERL_MAGIC_taint 't' /* Taintedness */
3645#define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
68795e93 3646#define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
14befaf4 3647#define PERL_MAGIC_vec 'v' /* vec() lvalue */
92f0c265 3648#define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
7e8c5dac 3649#define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
14befaf4
DM		 3650#define PERL_MAGIC_substr 'x' /* substr() lvalue */
3651#define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3652 smart parameter vivification */
14befaf4
DM		 3653#define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3654#define PERL_MAGIC_pos '.' /* pos() lvalue */
68795e93 3655#define PERL_MAGIC_backref '<' /* for weak ref data */
8d2f4536 3656#define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
ca732855 3657#define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
a3874608 3658#define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
14befaf4
DM		 3659#define PERL_MAGIC_ext '~' /* Available for use by extensions */
3660
3661
a6e633de 3662#ifndef assert /* <assert.h> might have been included somehow */
2b057284
NC		 3663#define assert(what) PERL_DEB( \
3664 ((what) ? ((void) 0) : \
67eb4d30 3665 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
60b9f5a7 3666 "\", line %d", STRINGIFY(what), __LINE__), \
2b057284 3667 (void) 0)))
a446a88f 3668#endif
8d063cd8 3669
450a55e4 3670struct ufuncs {
24f81a43
DM		 3671 I32 (*uf_val)(pTHX_ IV, SV*);
3672 I32 (*uf_set)(pTHX_ IV, SV*);
a0d0e21e 3673 IV uf_index;
450a55e4
LW		 3674};
3675
14befaf4 3676/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
24f81a43
DM		 3677 * XS code wanting to be backward compatible can do something
3678 * like the following:
c745e42c 3679
24f81a43 3680#ifndef PERL_MG_UFUNC
24f81a43
DM		 3681#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3682#endif
3683
3684static PERL_MG_UFUNC(foo_get, index, val)
3685{
3686 sv_setsv(val, ...);
3687 return TRUE;
3688}
3689
3690-- Doug MacEachern
3691
3692*/
3693
fc9c74e6 3694#ifndef PERL_MG_UFUNC
24f81a43 3695#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
fc9c74e6 3696#endif
24f81a43 3697
fe14fcc3 3698/* Fix these up for __STDC__ */
68dc0745 3699#ifndef DONT_DECLARE_STD
20ce7b12 3700char *mktemp (char*);
37bd1396 3701#ifndef atof
20ce7b12 3702double atof (const char*);
a0d0e21e 3703#endif
37bd1396 3704#endif
79072805 3705
352d5a3a 3706#ifndef STANDARD_C
fe14fcc3 3707/* All of these are in stdlib.h or time.h for ANSI C */
85e6fe83 3708Time_t time();
8d063cd8 3709struct tm *gmtime(), *localtime();
092bebab 3710#if defined(OEMVS) || defined(__OPEN_VM)
9d116dd7
JH		 3711char *(strchr)(), *(strrchr)();
3712char *(strcpy)(), *(strcat)();
3713#else
93a17b20 3714char *strchr(), *strrchr();
378cc40b 3715char *strcpy(), *strcat();
9d116dd7 3716#endif
352d5a3a 3717#endif /* ! STANDARD_C */
8d063cd8 3718
79072805
LW		 3719
3720#ifdef I_MATH
3721# include <math.h>
3722#else
32f822de 3723START_EXTERN_C
20ce7b12
GS		 3724 double exp (double);
3725 double log (double);
3726 double log10 (double);
3727 double sqrt (double);
3728 double frexp (double,int*);
3729 double ldexp (double,int);
3730 double modf (double,double*);
3731 double sin (double);
3732 double cos (double);
3733 double atan2 (double,double);
3734 double pow (double,double);
32f822de 3735END_EXTERN_C
79072805
LW		 3736#endif
3737
aa8b85de
JH		 3738#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3739# define NV_INF LDBL_INFINITY
3740#endif
3741#if !defined(NV_INF) && defined(DBL_INFINITY)
3742# define NV_INF (NV)DBL_INFINITY
3743#endif
3744#if !defined(NV_INF) && defined(INFINITY)
3745# define NV_INF (NV)INFINITY
3746#endif
3747#if !defined(NV_INF) && defined(INF)
3748# define NV_INF (NV)INF
3749#endif
3750#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3751# define NV_INF (NV)HUGE_VALL
3752#endif
3753#if !defined(NV_INF) && defined(HUGE_VAL)
3754# define NV_INF (NV)HUGE_VAL
3755#endif
3756
3757#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3758# if !defined(NV_NAN) && defined(LDBL_NAN)
3759# define NV_NAN LDBL_NAN
3760# endif
3761# if !defined(NV_NAN) && defined(LDBL_QNAN)
3762# define NV_NAN LDBL_QNAN
3763# endif
3764# if !defined(NV_NAN) && defined(LDBL_SNAN)
3765# define NV_NAN LDBL_SNAN
3766# endif
3767#endif
3768#if !defined(NV_NAN) && defined(DBL_NAN)
3769# define NV_NAN (NV)DBL_NAN
3770#endif
3771#if !defined(NV_NAN) && defined(DBL_QNAN)
3772# define NV_NAN (NV)DBL_QNAN
3773#endif
3774#if !defined(NV_NAN) && defined(DBL_SNAN)
3775# define NV_NAN (NV)DBL_SNAN
3776#endif
3777#if !defined(NV_NAN) && defined(QNAN)
3778# define NV_NAN (NV)QNAN
3779#endif
3780#if !defined(NV_NAN) && defined(SNAN)
3781# define NV_NAN (NV)SNAN
3782#endif
3783#if !defined(NV_NAN) && defined(NAN)
3784# define NV_NAN (NV)NAN
3785#endif
3786
a0d0e21e 3787#ifndef __cplusplus
8f1f23e8 3788# if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3fc1aec6 3789char *crypt (); /* Maybe more hosts will need the unprototyped version */
26618a56 3790# else
fd8cd3a3 3791# if !defined(WIN32) && !defined(VMS)
10bc17b6 3792#ifndef crypt
20ce7b12 3793char *crypt (const char*, const char*);
10bc17b6 3794#endif
5014db98 3795# endif /* !WIN32 */
8f1f23e8 3796# endif /* !NeXT && !__NeXT__ */
26618a56
GS		 3797# ifndef DONT_DECLARE_STD
3798# ifndef getenv
20ce7b12 3799char *getenv (const char*);
26618a56 3800# endif /* !getenv */
28ca6303 3801# if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
0fc67700 3802# ifdef _FILE_OFFSET_BITS
28ca6303 3803# if _FILE_OFFSET_BITS == 64
20ce7b12 3804Off_t lseek (int,Off_t,int);
0fc67700
JH		 3805# endif
3806# endif
bf0c440f 3807# endif
26618a56 3808# endif /* !DONT_DECLARE_STD */
10bc17b6 3809#ifndef getlogin
20ce7b12 3810char *getlogin (void);
10bc17b6 3811#endif
26618a56 3812#endif /* !__cplusplus */
79072805 3813
7a7fd8e0
JM		 3814/* Fixme on VMS. This needs to be a run-time, not build time options */
3815/* Also rename() is affected by this */
16d20bd9 3816#ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
378cc40b 3817#define UNLINK unlnk
083639a9 3818I32 unlnk (pTHX_ const char*);
8d063cd8 3819#else
80252599 3820#define UNLINK PerlLIO_unlink
8d063cd8 3821#endif
a687059c 3822
fa0a29af
JH		 3823/* some versions of glibc are missing the setresuid() proto */
3824#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
640374d0
JH		 3825int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3826#endif
fa0a29af
JH		 3827/* some versions of glibc are missing the setresgid() proto */
3828#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
640374d0
JH		 3829int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3830#endif
3831
fe14fcc3 3832#ifndef HAS_SETREUID
85e6fe83
LW		 3833# ifdef HAS_SETRESUID
3834# define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3835# define HAS_SETREUID
3836# endif
a687059c 3837#endif
fe14fcc3 3838#ifndef HAS_SETREGID
85e6fe83
LW		 3839# ifdef HAS_SETRESGID
3840# define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3841# define HAS_SETREGID
3842# endif
a687059c 3843#endif
ee0007ab 3844
d543acb6 3845/* Sighandler_t defined in iperlsys.h */
ff68c719 3846
3847#ifdef HAS_SIGACTION
3848typedef struct sigaction Sigsave_t;
3849#else
3850typedef Sighandler_t Sigsave_t;
3851#endif
3852
ee0007ab
LW		 3853#define SCAN_DEF 0
3854#define SCAN_TR 1
3855#define SCAN_REPL 2
79072805
LW		 3856
3857#ifdef DEBUGGING
4633a7c4 3858# ifndef register
a0d0e21e
LW		 3859# define register
3860# endif
cea2e8a9 3861# define RUNOPS_DEFAULT Perl_runops_debug
79072805 3862#else
cea2e8a9 3863# define RUNOPS_DEFAULT Perl_runops_standard
79072805
LW		 3864#endif
3865
6cb8cb21 3866#ifdef USE_PERLIO
2b64ef79 3867EXTERN_C void PerlIO_teardown(pTHX);
2f44961c 3868# ifdef USE_ITHREADS
6cb8cb21
RGS		 3869# define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3870# define PERLIO_TERM \
3871 STMT_START { \
3872 PerlIO_teardown(aTHX); \
3873 MUTEX_DESTROY(&PL_perlio_mutex);\
3874 } STMT_END
3875# else
3876# define PERLIO_INIT
3877# define PERLIO_TERM PerlIO_teardown(aTHX)
3878# endif
6b29934b
NC		 3879#else
3880# define PERLIO_INIT
3881# define PERLIO_TERM
6cb8cb21
RGS		 3882#endif
3883
18f739ee 3884#ifdef MYMALLOC
772fe5b3 3885# ifdef MUTEX_INIT_CALLS_MALLOC
3541dd58
HM		 3886# define MALLOC_INIT \
3887 STMT_START { \
3888 PL_malloc_mutex = NULL; \
3889 MUTEX_INIT(&PL_malloc_mutex); \
3890 } STMT_END
3891# define MALLOC_TERM \
3892 STMT_START { \
3893 perl_mutex tmp = PL_malloc_mutex; \
3894 PL_malloc_mutex = NULL; \
3895 MUTEX_DESTROY(&tmp); \
3896 } STMT_END
3897# else
3898# define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3899# define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3900# endif
18f739ee
IZ		 3901#else
3902# define MALLOC_INIT
3903# define MALLOC_TERM
3904#endif
3905
cd1541b2 3906#if defined(PERL_IMPLICIT_CONTEXT)
7cb608b5
NC		 3907
3908struct perl_memory_debug_header;
cd1541b2
NC		 3909struct perl_memory_debug_header {
3910 tTHX interpreter;
3911# ifdef PERL_POISON
3912 MEM_SIZE size;
cd1541b2 3913# endif
7cb608b5
NC		 3914 struct perl_memory_debug_header *prev;
3915 struct perl_memory_debug_header *next;
cd1541b2
NC		 3916};
3917
3918# define sTHX (sizeof(struct perl_memory_debug_header) + \
3919 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3920 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3921
3922#endif
3923
7cb608b5
NC		 3924#ifdef PERL_TRACK_MEMPOOL
3925# define INIT_TRACK_MEMPOOL(header, interp) \
3926 STMT_START { \
3927 (header).interpreter = (interp); \
3928 (header).prev = (header).next = &(header); \
3929 } STMT_END
3930# else
3931# define INIT_TRACK_MEMPOOL(header, interp)
3932#endif
3933
b6d9d515 3934
0cb96387 3935typedef int (CPERLscope(*runops_proc_t)) (pTHX);
68795e93 3936typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
62375a60 3937typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
0cb96387 3938typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
22c35a8c 3939
940cb80d 3940/* _ (for $_) must be first in the following list (DEFSV requires it) */
54b9620d 3941#define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
a863c7d1 3942
8f1f23e8
W		 3943/* NeXT has problems with crt0.o globals */
3944#if defined(__DYNAMIC__) && \
6239f2da 3945 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
8f1f23e8
W		 3946# if defined(NeXT) || defined(__NeXT)
3947# include <mach-o/dyld.h>
3948# define environ (*environ_pointer)
0c30d9ec 3949EXT char *** environ_pointer;
8f1f23e8 3950# else
6239f2da 3951# if defined(PERL_DARWIN) && defined(PERL_CORE)
8f1f23e8
W		 3952# include <crt_externs.h> /* for the env array */
3953# define environ (*_NSGetEnviron())
3954# endif
0c30d9ec 3955# endif
8f1f23e8
W		 3956#else
3957 /* VMS and some other platforms don't use the environ array */
13b6e58c 3958# ifdef USE_ENVIRON_ARRAY
a6c40364
GS		 3959# if !defined(DONT_DECLARE_STD) || \
3960 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3961 defined(__sgi) || \
d460ef45 3962 defined(__DGUX)
8f1f23e8 3963extern char ** environ; /* environment variables supplied via exec */
a6c40364 3964# endif
8f1f23e8
W		 3965# endif
3966#endif
79072805 3967
73c4f7a1
GS		 3968START_EXTERN_C
3969
79072805 3970/* handy constants */
22c35a8c 3971EXTCONST char PL_warn_uninit[]
29489e7c 3972 INIT("Use of uninitialized value%s%s%s");
22c35a8c 3973EXTCONST char PL_warn_nosemi[]
463ee0b2 3974 INIT("Semicolon seems to be missing");
22c35a8c 3975EXTCONST char PL_warn_reserved[]
463ee0b2 3976 INIT("Unquoted string \"%s\" may clash with future reserved word");
22c35a8c 3977EXTCONST char PL_warn_nl[]
93a17b20 3978 INIT("Unsuccessful %s on filename containing newline");
22c35a8c 3979EXTCONST char PL_no_wrongref[]
a0d0e21e 3980 INIT("Can't use %s ref as %s ref");
22c35a8c 3981EXTCONST char PL_no_symref[]
748a9306 3982 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
7a5fd60d 3983EXTCONST char PL_no_symref_sv[]
014ead4b 3984 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
22c35a8c 3985EXTCONST char PL_no_usym[]
8990e307 3986 INIT("Can't use an undefined value as %s reference");
22c35a8c 3987EXTCONST char PL_no_aelem[]
93a17b20 3988 INIT("Modification of non-creatable array value attempted, subscript %d");
ce5030a2 3989EXTCONST char PL_no_helem_sv[]
d04ff51e 3990 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
22c35a8c 3991EXTCONST char PL_no_modify[]
93a17b20 3992 INIT("Modification of a read-only value attempted");
22c35a8c 3993EXTCONST char PL_no_mem[]
93a17b20 3994 INIT("Out of memory!\n");
22c35a8c 3995EXTCONST char PL_no_security[]
463ee0b2 3996 INIT("Insecure dependency in %s%s");
22c35a8c 3997EXTCONST char PL_no_sock_func[]
93a17b20 3998 INIT("Unsupported socket function \"%s\" called");
22c35a8c 3999EXTCONST char PL_no_dir_func[]
93a17b20 4000 INIT("Unsupported directory function \"%s\" called");
22c35a8c 4001EXTCONST char PL_no_func[]
93a17b20 4002 INIT("The %s function is unimplemented");
22c35a8c 4003EXTCONST char PL_no_myglob[]
952306ac 4004 INIT("\"%s\" variable %s can't be in a package");
82d03984
RGS		 4005EXTCONST char PL_no_localize_ref[]
4006 INIT("Can't localize through a reference");
27d5b266
JH		 4007EXTCONST char PL_memory_wrap[]
4008 INIT("panic: memory wrap");
93a17b20 4009
7575fa06 4010EXTCONST char PL_uuemap[65]
80252599
GS		 4011 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4012
4013
79072805 4014#ifdef DOINIT
27da23d5
JH		 4015EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4016EXTCONST int PL_sig_num[] = { SIG_NUM };
79072805 4017#else
27da23d5
JH		 4018EXTCONST char* const PL_sig_name[];
4019EXTCONST int PL_sig_num[];
79072805
LW		 4020#endif
4021
3bd709b1 4022/* fast conversion and case folding tables */
bbce6d69 4023
79072805 4024#ifdef DOINIT
9d116dd7 4025#ifdef EBCDIC
27da23d5 4026EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
9d116dd7
JH		 4027 0, 1, 2, 3, 4, 5, 6, 7,
4028 8, 9, 10, 11, 12, 13, 14, 15,
4029 16, 17, 18, 19, 20, 21, 22, 23,
4030 24, 25, 26, 27, 28, 29, 30, 31,
4031 32, 33, 34, 35, 36, 37, 38, 39,
4032 40, 41, 42, 43, 44, 45, 46, 47,
4033 48, 49, 50, 51, 52, 53, 54, 55,
4034 56, 57, 58, 59, 60, 61, 62, 63,
4035 64, 65, 66, 67, 68, 69, 70, 71,
4036 72, 73, 74, 75, 76, 77, 78, 79,
4037 80, 81, 82, 83, 84, 85, 86, 87,
4038 88, 89, 90, 91, 92, 93, 94, 95,
4039 96, 97, 98, 99, 100, 101, 102, 103,
4040 104, 105, 106, 107, 108, 109, 110, 111,
4041 112, 113, 114, 115, 116, 117, 118, 119,
4042 120, 121, 122, 123, 124, 125, 126, 127,
4043 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4044 'H', 'I', 138, 139, 140, 141, 142, 143,
4045 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
4046 'Q', 'R', 154, 155, 156, 157, 158, 159,
4047 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
4048 'Y', 'Z', 170, 171, 172, 173, 174, 175,
4049 176, 177, 178, 179, 180, 181, 182, 183,
4050 184, 185, 186, 187, 188, 189, 190, 191,
4051 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4052 'h', 'i', 202, 203, 204, 205, 206, 207,
4053 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
4054 'q', 'r', 218, 219, 220, 221, 222, 223,
4055 224, 225, 's', 't', 'u', 'v', 'w', 'x',
4056 'y', 'z', 234, 235, 236, 237, 238, 239,
4057 240, 241, 242, 243, 244, 245, 246, 247,
4058 248, 249, 250, 251, 252, 253, 254, 255
4059};
4060#else /* ascii rather than ebcdic */
22c35a8c 4061EXTCONST unsigned char PL_fold[] = {
79072805
LW		 4062 0, 1, 2, 3, 4, 5, 6, 7,
4063 8, 9, 10, 11, 12, 13, 14, 15,
4064 16, 17, 18, 19, 20, 21, 22, 23,
4065 24, 25, 26, 27, 28, 29, 30, 31,
4066 32, 33, 34, 35, 36, 37, 38, 39,
4067 40, 41, 42, 43, 44, 45, 46, 47,
4068 48, 49, 50, 51, 52, 53, 54, 55,
4069 56, 57, 58, 59, 60, 61, 62, 63,
4070 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4071 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4072 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4073 'x', 'y', 'z', 91, 92, 93, 94, 95,
4074 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4075 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4076 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4077 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4078 128, 129, 130, 131, 132, 133, 134, 135,
4079 136, 137, 138, 139, 140, 141, 142, 143,
4080 144, 145, 146, 147, 148, 149, 150, 151,
4081 152, 153, 154, 155, 156, 157, 158, 159,
4082 160, 161, 162, 163, 164, 165, 166, 167,
4083 168, 169, 170, 171, 172, 173, 174, 175,
4084 176, 177, 178, 179, 180, 181, 182, 183,
4085 184, 185, 186, 187, 188, 189, 190, 191,
4086 192, 193, 194, 195, 196, 197, 198, 199,
4087 200, 201, 202, 203, 204, 205, 206, 207,
4088 208, 209, 210, 211, 212, 213, 214, 215,
4089 216, 217, 218, 219, 220, 221, 222, 223,
4090 224, 225, 226, 227, 228, 229, 230, 231,
4091 232, 233, 234, 235, 236, 237, 238, 239,
4092 240, 241, 242, 243, 244, 245, 246, 247,
4093 248, 249, 250, 251, 252, 253, 254, 255
4094};
9d116dd7 4095#endif /* !EBCDIC */
79072805 4096#else
22c35a8c 4097EXTCONST unsigned char PL_fold[];
79072805
LW		 4098#endif
4099
27da23d5 4100#ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
79072805 4101#ifdef DOINIT
27da23d5 4102EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
79072805
LW		 4103 0, 1, 2, 3, 4, 5, 6, 7,
4104 8, 9, 10, 11, 12, 13, 14, 15,
4105 16, 17, 18, 19, 20, 21, 22, 23,
4106 24, 25, 26, 27, 28, 29, 30, 31,
4107 32, 33, 34, 35, 36, 37, 38, 39,
4108 40, 41, 42, 43, 44, 45, 46, 47,
4109 48, 49, 50, 51, 52, 53, 54, 55,
4110 56, 57, 58, 59, 60, 61, 62, 63,
4111 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4112 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4113 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4114 'x', 'y', 'z', 91, 92, 93, 94, 95,
4115 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4116 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4117 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4118 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4119 128, 129, 130, 131, 132, 133, 134, 135,
4120 136, 137, 138, 139, 140, 141, 142, 143,
4121 144, 145, 146, 147, 148, 149, 150, 151,
4122 152, 153, 154, 155, 156, 157, 158, 159,
4123 160, 161, 162, 163, 164, 165, 166, 167,
4124 168, 169, 170, 171, 172, 173, 174, 175,
4125 176, 177, 178, 179, 180, 181, 182, 183,
4126 184, 185, 186, 187, 188, 189, 190, 191,
4127 192, 193, 194, 195, 196, 197, 198, 199,
4128 200, 201, 202, 203, 204, 205, 206, 207,
4129 208, 209, 210, 211, 212, 213, 214, 215,
4130 216, 217, 218, 219, 220, 221, 222, 223,
4131 224, 225, 226, 227, 228, 229, 230, 231,
4132 232, 233, 234, 235, 236, 237, 238, 239,
4133 240, 241, 242, 243, 244, 245, 246, 247,
4134 248, 249, 250, 251, 252, 253, 254, 255
4135};
4136#else
27da23d5 4137EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
79072805 4138#endif
27da23d5 4139#endif /* !PERL_GLOBAL_STRUCT */
79072805
LW		 4140
4141#ifdef DOINIT
9d116dd7 4142#ifdef EBCDIC
27da23d5 4143EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
9d116dd7
JH		 4144 1, 2, 84, 151, 154, 155, 156, 157,
4145 165, 246, 250, 3, 158, 7, 18, 29,
4146 40, 51, 62, 73, 85, 96, 107, 118,
4147 129, 140, 147, 148, 149, 150, 152, 153,
4148 255, 6, 8, 9, 10, 11, 12, 13,
4149 14, 15, 24, 25, 26, 27, 28, 226,
4150 29, 30, 31, 32, 33, 43, 44, 45,
4151 46, 47, 48, 49, 50, 76, 77, 78,
4152 79, 80, 81, 82, 83, 84, 85, 86,
4153 87, 94, 95, 234, 181, 233, 187, 190,
4154 180, 96, 97, 98, 99, 100, 101, 102,
4155 104, 112, 182, 174, 236, 232, 229, 103,
4156 228, 226, 114, 115, 116, 117, 118, 119,
4157 120, 121, 122, 235, 176, 230, 194, 162,
4158 130, 131, 132, 133, 134, 135, 136, 137,
4159 138, 139, 201, 205, 163, 217, 220, 224,
4160 5, 248, 227, 244, 242, 255, 241, 231,
4161 240, 253, 16, 197, 19, 20, 21, 187,
4162 23, 169, 210, 245, 237, 249, 247, 239,
4163 168, 252, 34, 196, 36, 37, 38, 39,
4164 41, 42, 251, 254, 238, 223, 221, 213,
4165 225, 177, 52, 53, 54, 55, 56, 57,
4166 58, 59, 60, 61, 63, 64, 65, 66,
4167 67, 68, 69, 70, 71, 72, 74, 75,
4168 205, 208, 186, 202, 200, 218, 198, 179,
4169 178, 214, 88, 89, 90, 91, 92, 93,
4170 217, 166, 170, 207, 199, 209, 206, 204,
4171 160, 212, 105, 106, 108, 109, 110, 111,
4172 203, 113, 216, 215, 192, 175, 193, 243,
4173 172, 161, 123, 124, 125, 126, 127, 128,
4174 222, 219, 211, 195, 188, 193, 185, 184,
4175 191, 183, 141, 142, 143, 144, 145, 146
4176};
4177#else /* ascii rather than ebcdic */
22c35a8c 4178EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
79072805
LW		 4179 1, 2, 84, 151, 154, 155, 156, 157,
4180 165, 246, 250, 3, 158, 7, 18, 29,
4181 40, 51, 62, 73, 85, 96, 107, 118,
4182 129, 140, 147, 148, 149, 150, 152, 153,
4183 255, 182, 224, 205, 174, 176, 180, 217,
4184 233, 232, 236, 187, 235, 228, 234, 226,
4185 222, 219, 211, 195, 188, 193, 185, 184,
4186 191, 183, 201, 229, 181, 220, 194, 162,
4187 163, 208, 186, 202, 200, 218, 198, 179,
4188 178, 214, 166, 170, 207, 199, 209, 206,
4189 204, 160, 212, 216, 215, 192, 175, 173,
4190 243, 172, 161, 190, 203, 189, 164, 230,
4191 167, 248, 227, 244, 242, 255, 241, 231,
4192 240, 253, 169, 210, 245, 237, 249, 247,
4193 239, 168, 252, 251, 254, 238, 223, 221,
4194 213, 225, 177, 197, 171, 196, 159, 4,
4195 5, 6, 8, 9, 10, 11, 12, 13,
4196 14, 15, 16, 17, 19, 20, 21, 22,
4197 23, 24, 25, 26, 27, 28, 30, 31,
4198 32, 33, 34, 35, 36, 37, 38, 39,
4199 41, 42, 43, 44, 45, 46, 47, 48,
4200 49, 50, 52, 53, 54, 55, 56, 57,
4201 58, 59, 60, 61, 63, 64, 65, 66,
4202 67, 68, 69, 70, 71, 72, 74, 75,
4203 76, 77, 78, 79, 80, 81, 82, 83,
4204 86, 87, 88, 89, 90, 91, 92, 93,
4205 94, 95, 97, 98, 99, 100, 101, 102,
4206 103, 104, 105, 106, 108, 109, 110, 111,
4207 112, 113, 114, 115, 116, 117, 119, 120,
4208 121, 122, 123, 124, 125, 126, 127, 128,
4209 130, 131, 132, 133, 134, 135, 136, 137,
4210 138, 139, 141, 142, 143, 144, 145, 146
4211};
9d116dd7 4212#endif
79072805 4213#else
22c35a8c 4214EXTCONST unsigned char PL_freq[];
79072805
LW		 4215#endif
4216
8990e307
LW		 4217#ifdef DEBUGGING
4218#ifdef DOINIT
27da23d5 4219EXTCONST char* const PL_block_type[] = {
8990e307
LW		 4220 "NULL",
4221 "SUB",
4222 "EVAL",
4223 "LOOP",
4224 "SUBST",
4225 "BLOCK",
0d863452
RH		 4226 "FORMAT",
4227 "GIVEN",
4228 "WHEN"
8990e307
LW		 4229};
4230#else
22c35a8c 4231EXTCONST char* PL_block_type[];
8990e307
LW		 4232#endif
4233#endif
4234
73c4f7a1
GS		 4235END_EXTERN_C
4236
79072805
LW		 4237/*****************************************************************************/
4238/* This lexer/parser stuff is currently global since yacc is hard to reenter */
4239/*****************************************************************************/
8990e307 4240/* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
79072805 4241
d4c3c482 4242#ifdef __Lynx__
9cffb111
OS		 4243/* LynxOS defines these in scsi.h which is included via ioctl.h */
4244#ifdef FORMAT
4245#undef FORMAT
4246#endif
4247#ifdef SPACE
4248#undef SPACE
4249#endif
d4c3c482 4250#endif
9cffb111 4251
fb73857a 4252#define LEX_NOTPARSING 11 /* borrowed from toke.c */
4253
79072805
LW		 4254typedef enum {
4255 XOPERATOR,
4256 XTERM,
79072805 4257 XREF,
8990e307 4258 XSTATE,
a0d0e21e 4259 XBLOCK,
09bef843
SB		 4260 XATTRBLOCK,
4261 XATTRTERM,
6f33ba73
RGS		 4262 XTERMBLOCK,
4263 XTERMORDORDOR /* evil hack */
27308ded 4264 /* update exp_name[] in toke.c if adding to this enum */
79072805
LW		 4265} expectation;
4266
dc9e4912
GS		 4267enum { /* pass one of these to get_vtbl */
4268 want_vtbl_sv,
4269 want_vtbl_env,
4270 want_vtbl_envelem,
4271 want_vtbl_sig,
4272 want_vtbl_sigelem,
4273 want_vtbl_pack,
4274 want_vtbl_packelem,
4275 want_vtbl_dbline,
4276 want_vtbl_isa,
4277 want_vtbl_isaelem,
4278 want_vtbl_arylen,
4279 want_vtbl_glob,
4280 want_vtbl_mglob,
4281 want_vtbl_nkeys,
4282 want_vtbl_taint,
4283 want_vtbl_substr,
4284 want_vtbl_vec,
4285 want_vtbl_pos,
4286 want_vtbl_bm,
4287 want_vtbl_fm,
4288 want_vtbl_uvar,
4289 want_vtbl_defelem,
4290 want_vtbl_regexp,
4291 want_vtbl_collxfrm,
4292 want_vtbl_amagic,
4293 want_vtbl_amagicelem,
dc9e4912 4294 want_vtbl_regdata,
810b8aa5 4295 want_vtbl_regdatum,
7e8c5dac 4296 want_vtbl_backref,
8d2f4536 4297 want_vtbl_utf8,
83bf042f 4298 want_vtbl_symtab,
b3ca2e83
NC		 4299 want_vtbl_arylen_p,
4300 want_vtbl_hintselem
dc9e4912
GS		 4301};
4302
d5ec2987
NC		 4303
4304/* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4305 special and there is no need for HINT_PRIVATE_MASK for COPs
4306 However, bitops store HINT_INTEGER in their op_private. */
9cfe5470
RGS		 4307#define HINT_INTEGER 0x00000001 /* integer pragma */
4308#define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4309#define HINT_LOCALE 0x00000004 /* locale pragma */
4310#define HINT_BYTES 0x00000008 /* bytes pragma */
7b0bddfa 4311#define HINT_ARYBASE 0x00000010 /* $[ is non-zero */
a0ed51b3 4312 /* Note: 20,40,80 used for NATIVE_HINTS */
9cfe5470 4313 /* currently defined by vms/vmsish.h */
85e6fe83
LW		 4314
4315#define HINT_BLOCK_SCOPE 0x00000100
9cfe5470
RGS		 4316#define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4317#define HINT_STRICT_VARS 0x00000400 /* strict pragma */
85e6fe83 4318
9cfe5470 4319/* The HINT_NEW_* constants are used by the overload pragma */
b3ac6de7
IZ		 4320#define HINT_NEW_INTEGER 0x00001000
4321#define HINT_NEW_FLOAT 0x00002000
4322#define HINT_NEW_BINARY 0x00004000
4323#define HINT_NEW_STRING 0x00008000
4324#define HINT_NEW_RE 0x00010000
4325#define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
11bcd5da 4326#define HINT_LEXICAL_IO 0x00040000 /* ${^OPEN} is set */
b3ac6de7 4327
9cfe5470
RGS		 4328#define HINT_RE_TAINT 0x00100000 /* re pragma */
4329#define HINT_RE_EVAL 0x00200000 /* re pragma */
b3eb6a9b 4330
9cfe5470
RGS		 4331#define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4332#define HINT_UTF8 0x00800000 /* utf8 pragma */
5ff3f7a4 4333
ecd685f0
RGS		 4334/* assertions pragma, stored in $^H{assertions} */
4335#define HINT_ASSERTING 0x00000001
4336#define HINT_ASSERTIONSSEEN 0x00000002
06492da6 4337
0239f47c 4338/* The following are stored in $^H{sort}, not in PL_hints */
84d4ea48
JH		 4339#define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4340#define HINT_SORT_QUICKSORT 0x00000001
4341#define HINT_SORT_MERGESORT 0x00000002
c53fc8a6 4342#define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
84d4ea48 4343
8bfdd7d9 4344/* Various states of the input record separator SV (rs) */
d4cce5f1 4345#define RsSNARF(sv) (! SvOK(sv))
af7d13df
MG		 4346#define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4347#define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
5b2b9c68 4348#define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
79072805 4349
128e8167 4350/* A struct for keeping various DEBUGGING related stuff,
ce333219 4351 * neatly packed. Currently only scratch variables for
128e8167
JH		 4352 * constructing debug output are included. Needed always,
4353 * not just when DEBUGGING, though, because of the re extension. c*/
ce333219
JH		 4354struct perl_debug_pad {
4355 SV pad[3];
4356};
4357
4358#define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
a5c57919
RGS		 4359#define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4360 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4361 PERL_DEBUG_PAD(i))
ce333219 4362
56953603 4363/* Enable variables which are pointers to functions */
a2efc822 4364typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
0cb96387
GS		 4365typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4366typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4367 char* strend, char* strbeg, I32 minend,
4368 SV* screamer, void* data, U32 flags);
f722798b
IZ		 4369typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4370 char *strpos, char *strend,
4371 U32 flags,
4372 struct re_scream_pos_data_s *d);
4373typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4374typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
84da74a7 4375typedef regexp*(CPERLscope(*regdupe_t)) (pTHX_ const regexp* r, CLONE_PARAMS *param);
56953603 4376
c76ac1ee 4377typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
acfe0abc
GS		 4378typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4379typedef void (*SVFUNC_t) (pTHX_ SV*);
4380typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4381typedef void (*XSINIT_t) (pTHX);
4382typedef void (*ATEXIT_t) (pTHX_ void*);
4383typedef void (*XSUBADDR_t) (pTHX_ CV *);
15e52e56 4384
22239a37
NIS		 4385/* Set up PERLVAR macros for populating structs */
4386#define PERLVAR(var,type) type var;
51371543 4387#define PERLVARA(var,n,type) type var[n];
22239a37 4388#define PERLVARI(var,type,init) type var;
3fe35a81 4389#define PERLVARIC(var,type,init) type var;
27da23d5
JH		 4390#define PERLVARISC(var,init) const char var[sizeof(init)];
4391
4392typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4393typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
22239a37 4394
58a50f62
GS		 4395/* Interpreter exitlist entry */
4396typedef struct exitlistentry {
acfe0abc 4397 void (*fn) (pTHX_ void*);
58a50f62
GS		 4398 void *ptr;
4399} PerlExitListEntry;
4400
aadb217d
JH		 4401/* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4402/* These have to be before perlvars.h */
4403#if !defined(HAS_SIGACTION) && defined(VMS)
4404# define FAKE_PERSISTENT_SIGNAL_HANDLERS
4405#endif
4406/* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4407#if defined(KILL_BY_SIGPRC)
4408# define FAKE_DEFAULT_SIGNAL_HANDLERS
4409#endif
4410
22239a37
NIS		 4411#ifdef PERL_GLOBAL_STRUCT
4412struct perl_vars {
7766f137 4413# include "perlvars.h"
22239a37
NIS		 4414};
4415
7766f137 4416# ifdef PERL_CORE
27da23d5 4417# ifndef PERL_GLOBAL_STRUCT_PRIVATE
533c011a
NIS		 4418EXT struct perl_vars PL_Vars;
4419EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
27da23d5
JH		 4420# undef PERL_GET_VARS
4421# define PERL_GET_VARS() PL_VarsPtr
4422# endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
7766f137
GS		 4423# else /* PERL_CORE */
4424# if !defined(__GNUC__) || !defined(WIN32)
22239a37 4425EXT
7766f137 4426# endif /* WIN32 */
533c011a 4427struct perl_vars *PL_VarsPtr;
7766f137
GS		 4428# define PL_Vars (*((PL_VarsPtr) \
4429 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4430# endif /* PERL_CORE */
22239a37
NIS		 4431#endif /* PERL_GLOBAL_STRUCT */
4432
acfe0abc 4433#if defined(MULTIPLICITY)
d460ef45 4434/* If we have multiple interpreters define a struct
d4cce5f1 4435 holding variables which must be per-interpreter
d460ef45 4436 If we don't have threads anything that would have
d4cce5f1
NIS		 4437 be per-thread is per-interpreter.
4438*/
4439
79072805 4440struct interpreter {
3db8f154 4441# include "thrdvar.h"
7766f137
GS		 4442# include "intrpvar.h"
4443/*
4444 * The following is a buffer where new variables must
acfe0abc 4445 * be defined to maintain binary compatibility with previous versions
7766f137
GS		 4446 */
4447PERLVARA(object_compatibility,30, char)
49f531da 4448};
d4cce5f1 4449
79072805 4450#else
49f531da
NIS		 4451struct interpreter {
4452 char broiled;
4453};
acfe0abc 4454#endif /* MULTIPLICITY */
79072805 4455
22fae026 4456typedef void *Thread;
22239a37
NIS		 4457
4458/* Done with PERLVAR macros for now ... */
d4cce5f1 4459#undef PERLVAR
51371543 4460#undef PERLVARA
d4cce5f1 4461#undef PERLVARI
3fe35a81 4462#undef PERLVARIC
27da23d5 4463#undef PERLVARISC
79072805 4464
f7fe979e 4465struct tempsym; /* defined in pp_pack.c */
49704364 4466
22239a37 4467#include "thread.h"
79072805 4468#include "pp.h"
864dbfa3
GS		 4469
4470#ifndef PERL_CALLCONV
a0c21aa1
JH		 4471# ifdef __cplusplus
4472# define PERL_CALLCONV extern "C"
4473# else
4474# define PERL_CALLCONV
4475# endif
d460ef45 4476#endif
0cb96387
GS		 4477#undef PERL_CKDEF
4478#undef PERL_PPDEF
0159f81b
JH		 4479#define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4480#define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
0cb96387 4481
7766f137 4482#include "proto.h"
864dbfa3 4483
0cb96387 4484/* this has structure inits, so it cannot be included before here */
acfe0abc 4485#include "opcode.h"
864dbfa3 4486
d4cce5f1
NIS		 4487/* The following must follow proto.h as #defines mess up syntax */
4488
22c35a8c
GS		 4489#if !defined(PERL_FOR_X2P)
4490# include "embedvar.h"
4491#endif
598921a7
NC		 4492#ifndef PERL_MAD
4493# undef PL_madskills
4494# undef PL_xmlfp
4495# define PL_madskills 0
4496# define PL_xmlfp 0
4497#endif
d4cce5f1 4498
d460ef45 4499/* Now include all the 'global' variables
d4cce5f1 4500 * If we don't have threads or multiple interpreters
d460ef45 4501 * these include variables that would have been their struct-s
d4cce5f1 4502 */
d460ef45 4503
533c011a 4504#define PERLVAR(var,type) EXT type PL_##var;
51371543 4505#define PERLVARA(var,n,type) EXT type PL_##var[n];
533c011a
NIS		 4506#define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4507#define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
27da23d5 4508#define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
d4cce5f1 4509
acfe0abc 4510#if !defined(MULTIPLICITY)
7766f137 4511START_EXTERN_C
066ef5b5 4512# include "intrpvar.h"
3db8f154 4513# include "thrdvar.h"
7766f137 4514END_EXTERN_C
22239a37
NIS		 4515#endif
4516
acfe0abc 4517#if defined(WIN32)
66a93824 4518/* Now all the config stuff is setup we can include embed.h */
22c35a8c 4519# include "embed.h"
eb8433b7
NC		 4520# ifndef PERL_MAD
4521# undef op_getmad
b3f24c00 4522# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 4523# endif
acfe0abc 4524#endif
22239a37 4525
c5be433b
GS		 4526#ifndef PERL_GLOBAL_STRUCT
4527START_EXTERN_C
4528
4529# include "perlvars.h"
4530
4531END_EXTERN_C
4532#endif
4533
d4cce5f1 4534#undef PERLVAR
51371543 4535#undef PERLVARA
d4cce5f1 4536#undef PERLVARI
0f3f18a6 4537#undef PERLVARIC
79072805 4538
73c4f7a1
GS		 4539START_EXTERN_C
4540
bc028b6b
JH		 4541/* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
4542 * magic vtables const, but this is incompatible with SWIG which
4543 * does want to modify the vtables. */
4544#ifdef PERL_GLOBAL_STRUCT_PRIVATE
4545# define EXT_MGVTBL EXTCONST MGVTBL
4546#else
4547# define EXT_MGVTBL EXT MGVTBL
4548#endif
4549
79072805 4550#ifdef DOINIT
bc028b6b 4551# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var = {a,b,c,d,e,f,g,h}
2664ba31 4552/* Like MGVTBL_SET but with the get magic having a const MG* */
bc028b6b 4553# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var \
2664ba31 4554 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4944113a 4555#else
bc028b6b
JH		 4556# define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4557# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4944113a
AL		 4558#endif
4559
4560MGVTBL_SET(
4561 PL_vtbl_sv,
4562 MEMBER_TO_FPTR(Perl_magic_get),
4563 MEMBER_TO_FPTR(Perl_magic_set),
4564 MEMBER_TO_FPTR(Perl_magic_len),
4565 NULL,
4566 NULL,
4567 NULL,
2664ba31 4568 NULL,
4944113a
AL		 4569 NULL
4570);
4571
4572MGVTBL_SET(
4573 PL_vtbl_env,
4574 NULL,
4575 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4576 NULL,
4577 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4578 NULL,
4579 NULL,
2664ba31 4580 NULL,
4944113a
AL		 4581 NULL
4582);
4583
4584MGVTBL_SET(
4585 PL_vtbl_envelem,
4586 NULL,
4587 MEMBER_TO_FPTR(Perl_magic_setenv),
4588 NULL,
4589 MEMBER_TO_FPTR(Perl_magic_clearenv),
4590 NULL,
4591 NULL,
2664ba31 4592 NULL,
4944113a
AL		 4593 NULL
4594);
4595
b3ca2e83 4596/* For now, hints magic will also use vtbl_sig, because it is all NULL */
4944113a
AL		 4597MGVTBL_SET(
4598 PL_vtbl_sig,
4599 NULL,
4600 NULL,
4601 NULL,
4602 NULL,
4603 NULL,
4604 NULL,
2664ba31 4605 NULL,
4944113a
AL		 4606 NULL
4607);
4608
9ba75e3c 4609#ifdef PERL_MICRO
4944113a
AL		 4610MGVTBL_SET(
4611 PL_vtbl_sigelem,
2664ba31
AL		 4612 NULL,
4613 NULL,
4614 NULL,
4615 NULL,
4616 NULL,
4617 NULL,
4618 NULL,
4619 NULL
9ba75e3c
DD		 4620);
4621
64ca3a65 4622#else
9ba75e3c
DD		 4623MGVTBL_SET(
4624 PL_vtbl_sigelem,
4944113a
AL		 4625 MEMBER_TO_FPTR(Perl_magic_getsig),
4626 MEMBER_TO_FPTR(Perl_magic_setsig),
4627 NULL,
4628 MEMBER_TO_FPTR(Perl_magic_clearsig),
4629 NULL,
4630 NULL,
2664ba31 4631 NULL,
4944113a 4632 NULL
4944113a 4633);
9ba75e3c 4634#endif
4944113a
AL		 4635
4636MGVTBL_SET(
4637 PL_vtbl_pack,
4638 NULL,
4639 NULL,
4640 MEMBER_TO_FPTR(Perl_magic_sizepack),
4641 MEMBER_TO_FPTR(Perl_magic_wipepack),
4642 NULL,
4643 NULL,
2664ba31 4644 NULL,
4944113a
AL		 4645 NULL
4646);
4647
4648MGVTBL_SET(
4649 PL_vtbl_packelem,
4650 MEMBER_TO_FPTR(Perl_magic_getpack),
4651 MEMBER_TO_FPTR(Perl_magic_setpack),
4652 NULL,
4653 MEMBER_TO_FPTR(Perl_magic_clearpack),
4654 NULL,
4655 NULL,
2664ba31 4656 NULL,
4944113a
AL		 4657 NULL
4658);
4659
4660MGVTBL_SET(
4661 PL_vtbl_dbline,
4662 NULL,
4663 MEMBER_TO_FPTR(Perl_magic_setdbline),
4664 NULL,
4665 NULL,
4666 NULL,
4667 NULL,
2664ba31 4668 NULL,
4944113a
AL		 4669 NULL
4670);
4671
4672MGVTBL_SET(
4673 PL_vtbl_isa,
4674 NULL,
4675 MEMBER_TO_FPTR(Perl_magic_setisa),
4676 NULL,
4677 MEMBER_TO_FPTR(Perl_magic_setisa),
4678 NULL,
4679 NULL,
2664ba31 4680 NULL,
4944113a
AL		 4681 NULL
4682);
4683
4684MGVTBL_SET(
4685 PL_vtbl_isaelem,
4686 NULL,
4687 MEMBER_TO_FPTR(Perl_magic_setisa),
4688 NULL,
4689 NULL,
4690 NULL,
4691 NULL,
2664ba31 4692 NULL,
4944113a
AL		 4693 NULL
4694);
4695
2e2109e1 4696MGVTBL_SET_CONST_MAGIC_GET(
4944113a
AL		 4697 PL_vtbl_arylen,
4698 MEMBER_TO_FPTR(Perl_magic_getarylen),
4699 MEMBER_TO_FPTR(Perl_magic_setarylen),
4700 NULL,
4701 NULL,
4702 NULL,
4703 NULL,
2664ba31 4704 NULL,
4944113a
AL		 4705 NULL
4706);
4707
4708MGVTBL_SET(
83bf042f
NC		 4709 PL_vtbl_arylen_p,
4710 NULL,
4711 NULL,
4712 NULL,
4713 NULL,
4714 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4715 NULL,
2664ba31 4716 NULL,
83bf042f
NC		 4717 NULL
4718);
4719
4720MGVTBL_SET(
4944113a
AL		 4721 PL_vtbl_mglob,
4722 NULL,
4723 MEMBER_TO_FPTR(Perl_magic_setmglob),
4724 NULL,
4725 NULL,
4726 NULL,
4727 NULL,
2664ba31 4728 NULL,
4944113a
AL		 4729 NULL
4730);
4731
4732MGVTBL_SET(
4733 PL_vtbl_nkeys,
4734 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4735 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4736 NULL,
4737 NULL,
4738 NULL,
4739 NULL,
2664ba31 4740 NULL,
4944113a
AL		 4741 NULL
4742);
4743
4744MGVTBL_SET(
4745 PL_vtbl_taint,
4746 MEMBER_TO_FPTR(Perl_magic_gettaint),
4747 MEMBER_TO_FPTR(Perl_magic_settaint),
4748 NULL,
4749 NULL,
4750 NULL,
4751 NULL,
2664ba31 4752 NULL,
4944113a
AL		 4753 NULL
4754);
4755
4756MGVTBL_SET(
4757 PL_vtbl_substr,
4758 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4759 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4760 NULL,
4761 NULL,
4762 NULL,
4763 NULL,
2664ba31 4764 NULL,
4944113a
AL		 4765 NULL
4766);
4767
4768MGVTBL_SET(
4769 PL_vtbl_vec,
4770 MEMBER_TO_FPTR(Perl_magic_getvec),
4771 MEMBER_TO_FPTR(Perl_magic_setvec),
4772 NULL,
4773 NULL,
4774 NULL,
4775 NULL,
2664ba31 4776 NULL,
4944113a
AL		 4777 NULL
4778);
4779
4780MGVTBL_SET(
4781 PL_vtbl_pos,
4782 MEMBER_TO_FPTR(Perl_magic_getpos),
4783 MEMBER_TO_FPTR(Perl_magic_setpos),
4784 NULL,
4785 NULL,
4786 NULL,
4787 NULL,
2664ba31 4788 NULL,
4944113a
AL		 4789 NULL
4790);
4791
4792MGVTBL_SET(
4793 PL_vtbl_bm,
4794 NULL,
4795 MEMBER_TO_FPTR(Perl_magic_setbm),
4796 NULL,
4797 NULL,
4798 NULL,
4799 NULL,
2664ba31 4800 NULL,
4944113a
AL		 4801 NULL
4802);
4803
4804MGVTBL_SET(
4805 PL_vtbl_fm,
4806 NULL,
4807 MEMBER_TO_FPTR(Perl_magic_setfm),
4808 NULL,
4809 NULL,
4810 NULL,
4811 NULL,
2664ba31 4812 NULL,
4944113a
AL		 4813 NULL
4814);
4815
4816MGVTBL_SET(
4817 PL_vtbl_uvar,
4818 MEMBER_TO_FPTR(Perl_magic_getuvar),
4819 MEMBER_TO_FPTR(Perl_magic_setuvar),
4820 NULL,
4821 NULL,
4822 NULL,
4823 NULL,
2664ba31 4824 NULL,
4944113a
AL		 4825 NULL
4826);
4827
4828MGVTBL_SET(
4829 PL_vtbl_defelem,
4830 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4831 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4832 NULL,
4833 NULL,
4834 NULL,
4835 NULL,
2664ba31 4836 NULL,
4944113a
AL		 4837 NULL
4838);
4839
4840MGVTBL_SET(
4841 PL_vtbl_regexp,
4842 NULL,
4843 MEMBER_TO_FPTR(Perl_magic_setregexp),
4844 NULL,
4845 NULL,
4846 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4847 NULL,
2664ba31 4848 NULL,
4944113a
AL		 4849 NULL
4850);
4851
4852MGVTBL_SET(
31e9c0d8
RGS		 4853 PL_vtbl_regdata_names,
4854 NULL,
4855 NULL,
4856 NULL,
4857 NULL,
4858 NULL,
4859 NULL,
4860 NULL,
4861 NULL
4862);
4863
4864MGVTBL_SET(
4944113a
AL		 4865 PL_vtbl_regdata,
4866 NULL,
4867 NULL,
4868 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4869 NULL,
4870 NULL,
4871 NULL,
2664ba31 4872 NULL,
4944113a
AL		 4873 NULL
4874);
4875
4876MGVTBL_SET(
4877 PL_vtbl_regdatum,
4878 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4879 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4880 NULL,
4881 NULL,
4882 NULL,
4883 NULL,
2664ba31 4884 NULL,
4944113a
AL		 4885 NULL
4886);
4887
4888MGVTBL_SET(
4889 PL_vtbl_amagic,
4890 NULL,
4891 MEMBER_TO_FPTR(Perl_magic_setamagic),
4892 NULL,
4893 NULL,
4894 MEMBER_TO_FPTR(Perl_magic_setamagic),
4895 NULL,
2664ba31 4896 NULL,
4944113a
AL		 4897 NULL
4898);
4899
4900MGVTBL_SET(
4901 PL_vtbl_amagicelem,
4902 NULL,
4903 MEMBER_TO_FPTR(Perl_magic_setamagic),
4904 NULL,
4905 NULL,
4906 MEMBER_TO_FPTR(Perl_magic_setamagic),
4907 NULL,
2664ba31 4908 NULL,
4944113a
AL		 4909 NULL
4910);
4911
4912MGVTBL_SET(
4913 PL_vtbl_backref,
4914 NULL,
4915 NULL,
4916 NULL,
4917 NULL,
4918 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4919 NULL,
2664ba31 4920 NULL,
4944113a
AL		 4921 NULL
4922);
4923
4924MGVTBL_SET(
4925 PL_vtbl_ovrld,
4926 NULL,
4927 NULL,
4928 NULL,
4929 NULL,
4930 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4931 NULL,
2664ba31 4932 NULL,
4944113a
AL		 4933 NULL
4934);
4935
4936MGVTBL_SET(
4937 PL_vtbl_utf8,
4938 NULL,
4939 MEMBER_TO_FPTR(Perl_magic_setutf8),
4940 NULL,
4941 NULL,
4942 NULL,
4943 NULL,
2664ba31 4944 NULL,
4944113a
AL		 4945 NULL
4946);
36477c24 4947#ifdef USE_LOCALE_COLLATE
4944113a
AL		 4948MGVTBL_SET(
4949 PL_vtbl_collxfrm,
4950 NULL,
4951 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4952 NULL,
4953 NULL,
4954 NULL,
4955 NULL,
2664ba31 4956 NULL,
4944113a
AL		 4957 NULL
4958);
bbce6d69 4959#endif
a0d0e21e 4960
b3ca2e83
NC		 4961MGVTBL_SET(
4962 PL_vtbl_hintselem,
4963 NULL,
4964 MEMBER_TO_FPTR(Perl_magic_sethint),
4965 NULL,
4966 MEMBER_TO_FPTR(Perl_magic_clearhint),
4967 NULL,
4968 NULL,
4969 NULL,
4970 NULL
4971);
4972
bab3dc31 4973#include "overload.h"
a0d0e21e 4974
73c4f7a1
GS		 4975END_EXTERN_C
4976
a6006777 4977struct am_table {
8175493d 4978 U32 flags;
eb160463 4979 U32 was_ok_sub;
a0d0e21e 4980 long was_ok_am;
a6006777 4981 CV* table[NofAMmeth];
a0d0e21e
LW		 4982 long fallback;
4983};
a6006777 4984struct am_table_short {
8175493d 4985 U32 flags;
eb160463 4986 U32 was_ok_sub;
a6006777 4987 long was_ok_am;
a6006777 4988};
a0d0e21e 4989typedef struct am_table AMT;
a6006777 4990typedef struct am_table_short AMTS;
a0d0e21e
LW		 4991
4992#define AMGfallNEVER 1
4993#define AMGfallNO 2
4994#define AMGfallYES 3
4995
a6006777 4996#define AMTf_AMAGIC 1
32251b26 4997#define AMTf_OVERLOADED 2
a6006777 4998#define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4999#define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5000#define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
32251b26
IZ		 5001#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5002#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5003#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
a6006777 5004
32251b26 5005#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
c0315cdf
JH		 5006
5007/*
5008 * some compilers like to redefine cos et alia as faster
5009 * (and less accurate?) versions called F_cos et cetera (Quidquid
5010 * latine dictum sit, altum viditur.) This trick collides with
5011 * the Perl overloading (amg). The following #defines fool both.
5012 */
5013
5014#ifdef _FASTMATH
5015# ifdef atan2
5016# define F_atan2_amg atan2_amg
5017# endif
5018# ifdef cos
5019# define F_cos_amg cos_amg
5020# endif
5021# ifdef exp
5022# define F_exp_amg exp_amg
5023# endif
5024# ifdef log
5025# define F_log_amg log_amg
5026# endif
5027# ifdef pow
5028# define F_pow_amg pow_amg
5029# endif
5030# ifdef sin
5031# define F_sin_amg sin_amg
5032# endif
5033# ifdef sqrt
5034# define F_sqrt_amg sqrt_amg
5035# endif
5036#endif /* _FASTMATH */
5037
83ee9e09
GS		 5038#define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5039 PERLDBf_NOOPT | PERLDBf_INTER | \
5040 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
06492da6
SF		 5041 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
5042 /* No _NONAME, _GOTO, _ASSERTION */
83ee9e09
GS		 5043#define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5044#define PERLDBf_LINE 0x02 /* Keep line # */
5045#define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5046#define PERLDBf_INTER 0x08 /* Preserve more data for
5047 later inspections */
5048#define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5049#define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5050#define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5051#define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5052#define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5053#define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
06492da6 5054#define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
84902520 5055
3280af22
NIS		 5056#define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5057#define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5058#define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5059#define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5060#define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5061#define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5062#define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5063#define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
83ee9e09
GS		 5064#define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5065#define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
06492da6 5066#define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
bbce6d69 5067
36477c24 5068#ifdef USE_LOCALE_NUMERIC
bbce6d69 5069
36477c24 5070#define SET_NUMERIC_STANDARD() \
ff4fed7c 5071 set_numeric_standard();
36477c24 5072
5073#define SET_NUMERIC_LOCAL() \
ff4fed7c 5074 set_numeric_local();
bbce6d69 5075
a98fe34d 5076#define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
2de3dbcc
JH		 5077#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5078
5079#define IN_LOCALE \
923e4eb5 5080 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
2de3dbcc 5081
f93f4e46 5082#define STORE_NUMERIC_LOCAL_SET_STANDARD() \
2de3dbcc 5083 bool was_local = PL_numeric_local && IN_LOCALE; \
ff4fed7c 5084 if (was_local) SET_NUMERIC_STANDARD();
f93f4e46
CK		 5085
5086#define STORE_NUMERIC_STANDARD_SET_LOCAL() \
2de3dbcc 5087 bool was_standard = PL_numeric_standard && IN_LOCALE; \
ff4fed7c 5088 if (was_standard) SET_NUMERIC_LOCAL();
f93f4e46
CK		 5089
5090#define RESTORE_NUMERIC_LOCAL() \
5091 if (was_local) SET_NUMERIC_LOCAL();
5092
5093#define RESTORE_NUMERIC_STANDARD() \
5094 if (was_standard) SET_NUMERIC_STANDARD();
5095
5b877257 5096#define Atof my_atof
097ee67d 5097
36477c24 5098#else /* !USE_LOCALE_NUMERIC */
bbce6d69 5099
097ee67d
JH		 5100#define SET_NUMERIC_STANDARD() /**/
5101#define SET_NUMERIC_LOCAL() /**/
5e931b6b 5102#define IS_NUMERIC_RADIX(a, b) (0)
f93f4e46
CK		 5103#define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5104#define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
097ee67d
JH		 5105#define RESTORE_NUMERIC_LOCAL() /**/
5106#define RESTORE_NUMERIC_STANDARD() /**/
2cdc7fd1 5107#define Atof my_atof
ad3e0f90 5108#define IN_LOCALE_RUNTIME 0
bbce6d69 5109
36477c24 5110#endif /* !USE_LOCALE_NUMERIC */
a0d0e21e 5111
079290de 5112#if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5113# ifdef __hpux
5114# define strtoll __strtoll /* secret handshake */
5115# endif
c623ac67
GS		 5116# ifdef WIN64
5117# define strtoll _strtoi64 /* secret handshake */
5118# endif
079290de
GS		 5119# if !defined(Strtol) && defined(HAS_STRTOLL)
5120# define Strtol strtoll
ad551343 5121# endif
28e5dec8
JH		 5122# if !defined(Strtol) && defined(HAS_STRTOQ)
5123# define Strtol strtoq
5124# endif
ff935051 5125/* is there atoq() anywhere? */
15b99d39 5126#endif
079290de
GS		 5127#if !defined(Strtol) && defined(HAS_STRTOL)
5128# define Strtol strtol
5129#endif
5130#ifndef Atol
5131/* It would be more fashionable to use Strtol() to define atol()
5132 * (as is done for Atoul(), see below) but for backward compatibility
5133 * we just assume atol(). */
76b882ba 5134# if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
c623ac67
GS		 5135# ifdef WIN64
5136# define atoll _atoi64 /* secret handshake */
5137# endif
76b882ba
JH		 5138# define Atol atoll
5139# else
5140# define Atol atol
5141# endif
cf2093f6
JH		 5142#endif
5143
55eb892c 5144#if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
ec7b9793
JH		 5145# ifdef __hpux
5146# define strtoull __strtoull /* secret handshake */
5147# endif
c623ac67
GS		 5148# ifdef WIN64
5149# define strtoull _strtoui64 /* secret handshake */
5150# endif
ad551343 5151# if !defined(Strtoul) && defined(HAS_STRTOULL)
388d3c03 5152# define Strtoul strtoull
15b99d39 5153# endif
079290de
GS		 5154# if !defined(Strtoul) && defined(HAS_STRTOUQ)
5155# define Strtoul strtouq
5156# endif
76d49b1c 5157/* is there atouq() anywhere? */
ad551343 5158#endif
079290de
GS		 5159#if !defined(Strtoul) && defined(HAS_STRTOUL)
5160# define Strtoul strtoul
cf2093f6 5161#endif
a5523c5b
JH		 5162#if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5163# define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5164#endif
079290de 5165#ifndef Atoul
d4c19fe8 5166# define Atoul(s) Strtoul(s, NULL, 10)
55eb892c 5167#endif
cf2093f6 5168
760ac839 5169
06d86050
GS		 5170/* if these never got defined, they need defaults */
5171#ifndef PERL_SET_CONTEXT
5172# define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5173#endif
5174
5175#ifndef PERL_GET_CONTEXT
5176# define PERL_GET_CONTEXT PERL_GET_INTERP
5177#endif
5178
5179#ifndef PERL_GET_THX
5180# define PERL_GET_THX ((void*)NULL)
5181#endif
5182
5183#ifndef PERL_SET_THX
5184# define PERL_SET_THX(t) NOOP
5185#endif
5186
a868473f
NIS		 5187#ifndef PERL_SCRIPT_MODE
5188#define PERL_SCRIPT_MODE "r"
5189#endif
5190
fba3b22e 5191/*
da927450
JH		 5192 * Some operating systems are stingy with stack allocation,
5193 * so perl may have to guard against stack overflow.
5194 */
5195#ifndef PERL_STACK_OVERFLOW_CHECK
c2af87cb 5196#define PERL_STACK_OVERFLOW_CHECK() NOOP
da927450
JH		 5197#endif
5198
5199/*
5200 * Some nonpreemptive operating systems find it convenient to
5201 * check for asynchronous conditions after each op execution.
5202 * Keep this check simple, or it may slow down execution
5203 * massively.
5204 */
ce08f86c 5205
1d615522 5206#ifndef PERL_MICRO
4ffa73a3
JH		 5207# ifndef PERL_ASYNC_CHECK
5208# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5209# endif
ce08f86c
NIS		 5210#endif
5211
da927450 5212#ifndef PERL_ASYNC_CHECK
1d615522 5213# define PERL_ASYNC_CHECK() NOOP
da927450
JH		 5214#endif
5215
5216/*
5217 * On some operating systems, a memory allocation may succeed,
5218 * but put the process too close to the system's comfort limit.
5219 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5220 * it to NULL.
5221 */
5222#ifndef PERL_ALLOC_CHECK
c2af87cb 5223#define PERL_ALLOC_CHECK(p) NOOP
da927450
JH		 5224#endif
5225
bd89102f
AD		 5226#ifdef HAS_SEM
5227# include <sys/ipc.h>
5228# include <sys/sem.h>
5229# ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5230 union semun {
dbba660d
TC		 5231 int val;
5232 struct semid_ds *buf;
5233 unsigned short *array;
bd89102f
AD		 5234 };
5235# endif
5236# ifdef USE_SEMCTL_SEMUN
dbba660d
TC		 5237# ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5238 union gccbug_semun {
5239 int val;
5240 struct semid_ds *buf;
5241 unsigned short *array;
5242 char __dummy[5];
5243 };
5244# define semun gccbug_semun
5245# endif
bd89102f
AD		 5246# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5247# else
5248# ifdef USE_SEMCTL_SEMID_DS
e6f0bdd6
GS		 5249# ifdef EXTRA_F_IN_SEMUN_BUF
5250# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5251# else
5252# define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5253# endif
bd89102f
AD		 5254# endif
5255# endif
bd89102f 5256#endif
49f531da 5257
89ca4ac7
JH		 5258/*
5259 * Boilerplate macros for initializing and accessing interpreter-local
5260 * data from C. All statics in extensions should be reworked to use
5261 * this, if you want to make the extension thread-safe. See ext/re/re.xs
9f650e94 5262 * for an example of the use of these macros, and perlxs.pod for more.
89ca4ac7
JH		 5263 *
5264 * Code that uses these macros is responsible for the following:
43a739c2
JH		 5265 * 1. #define MY_CXT_KEY to a unique string, e.g.
5266 * "DynaLoader::_guts" XS_VERSION
f16dd614 5267 * XXX in the current implementation, this string is ignored.
89ca4ac7
JH		 5268 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5269 * all the data that needs to be interpreter-local.
5270 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5271 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5272 * (typically put in the BOOT: section).
5273 * 5. Use the members of the my_cxt_t structure everywhere as
5274 * MY_CXT.member.
5275 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5276 * access MY_CXT.
5277 */
5278
fc958cd2 5279#if defined(PERL_IMPLICIT_CONTEXT)
89ca4ac7
JH		 5280
5281/* This must appear in all extensions that define a my_cxt_t structure,
5282 * right after the definition (i.e. at file scope). The non-threads
5283 * case below uses it to declare the data as static. */
f16dd614 5284#define START_MY_CXT static int my_cxt_index = -1;
89ca4ac7
JH		 5285
5286/* This declaration should be used within all functions that use the
5287 * interpreter-local data. */
5288#define dMY_CXT \
f16dd614
DM		 5289 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5290#define dMY_CXT_INTERP(my_perl) \
5291 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
89ca4ac7
JH		 5292
5293/* Creates and zeroes the per-interpreter data.
5294 * (We allocate my_cxtp in a Perl SV so that it will be released when
5295 * the interpreter goes away.) */
5296#define MY_CXT_INIT \
f16dd614
DM		 5297 my_cxt_t *my_cxtp = \
5298 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5299#define MY_CXT_INIT_INTERP(my_perl) \
5300 my_cxt_t *my_cxtp = \
5301 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
89ca4ac7 5302
8fba5d14
MHM		 5303/* Clones the per-interpreter data. */
5304#define MY_CXT_CLONE \
8fba5d14 5305 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
f16dd614
DM		 5306 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5307 PL_my_cxt_list[my_cxt_index] = my_cxtp \
8fba5d14 5308
89ca4ac7
JH		 5309/* This macro must be used to access members of the my_cxt_t structure.
5310 * e.g. MYCXT.some_data */
5311#define MY_CXT (*my_cxtp)
5312
5313/* Judicious use of these macros can reduce the number of times dMY_CXT
5314 * is used. Use is similar to pTHX, aTHX etc. */
5315#define pMY_CXT my_cxt_t *my_cxtp
5316#define pMY_CXT_ pMY_CXT,
5317#define _pMY_CXT ,pMY_CXT
5318#define aMY_CXT my_cxtp
5319#define aMY_CXT_ aMY_CXT,
5320#define _aMY_CXT ,aMY_CXT
5321
f16dd614 5322#else /* PERL_IMPLICIT_CONTEXT */
89ca4ac7
JH		 5323
5324#define START_MY_CXT static my_cxt_t my_cxt;
5325#define dMY_CXT_SV dNOOP
5326#define dMY_CXT dNOOP
5327#define MY_CXT_INIT NOOP
8fba5d14 5328#define MY_CXT_CLONE NOOP
89ca4ac7
JH		 5329#define MY_CXT my_cxt
5330
5331#define pMY_CXT void
5332#define pMY_CXT_
5333#define _pMY_CXT
5334#define aMY_CXT
5335#define aMY_CXT_
5336#define _aMY_CXT
5337
f16dd614 5338#endif /* !defined(PERL_IMPLICIT_CONTEXT) */
89ca4ac7 5339
9a34ef1d
GS		 5340#ifdef I_FCNTL
5341# include <fcntl.h>
9a34ef1d
GS		 5342#endif
5343
9cffb111
OS		 5344#ifdef __Lynx__
5345# include <fcntl.h>
5346#endif
5347
9a34ef1d
GS		 5348#ifdef I_SYS_FILE
5349# include <sys/file.h>
5350#endif
5351
fa0a29af 5352#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
2ef53570
JH		 5353int flock(int fd, int op);
5354#endif
5355
fe52b3b7
GS		 5356#ifndef O_RDONLY
5357/* Assume UNIX defaults */
5358# define O_RDONLY 0000
5359# define O_WRONLY 0001
5360# define O_RDWR 0002
5361# define O_CREAT 0100
5362#endif
9a34ef1d 5363
16fe6d59
GS		 5364#ifndef O_BINARY
5365# define O_BINARY 0
5366#endif
5367
5368#ifndef O_TEXT
5369# define O_TEXT 0
5370#endif
5371
6ce75a77
JH		 5372#if O_TEXT != O_BINARY
5373 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5374 * that is, you are somehow DOSish. */
538204d5 5375# if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
a6e45062
JH		 5376 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5377 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
73250e76
JH		 5378 /* VOS has O_TEXT != O_BINARY, and they have effect,
5379 * but VOS always uses LF, never CRLF. */
6ce75a77
JH		 5380 /* If you have O_TEXT different from your O_BINARY but you still are
5381 * not a CRLF shop. */
35990314 5382# undef PERLIO_USING_CRLF
ec53fe4f
JH		 5383# else
5384 /* If you really are DOSish. */
5385# define PERLIO_USING_CRLF 1
6ce75a77
JH		 5386# endif
5387#endif
5388
104d25b7
JH		 5389#ifdef IAMSUID
5390
5391#ifdef I_SYS_STATVFS
9f982a77
IG		 5392# if defined(PERL_SCO) && !defined(_SVID3)
5393# define _SVID3
5394# endif
32b3cf08
JH		 5395# include <sys/statvfs.h> /* for f?statvfs() */
5396#endif
5397#ifdef I_SYS_MOUNT
5398# include <sys/mount.h> /* for *BSD f?statfs() */
5399#endif
5400#ifdef I_MNTENT
5401# include <mntent.h> /* for getmntent() */
104d25b7 5402#endif
0545a864
JH		 5403#ifdef I_SYS_STATFS
5404# include <sys/statfs.h> /* for some statfs() */
5405#endif
5406#ifdef I_SYS_VFS
8d9e1a19
GS		 5407# ifdef __sgi
5408# define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5409# endif
5410# include <sys/vfs.h> /* for some statfs() */
5411# ifdef __sgi
5412# undef IRIX_sv
5413# endif
0545a864
JH		 5414#endif
5415#ifdef I_USTAT
5416# include <ustat.h> /* for ustat() */
5417#endif
5418
5419#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5420# define PERL_MOUNT_NOSUID MOUNT_NOSUID
5421#endif
5422#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5423# define PERL_MOUNT_NOSUID MNT_NOSUID
5424#endif
5425#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5426# define PERL_MOUNT_NOSUID MS_NOSUID
5427#endif
5428#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5429# define PERL_MOUNT_NOSUID M_NOSUID
5430#endif
104d25b7 5431
ae3f3efd
PS		 5432#if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5433# define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5434#endif
5435#if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5436# define PERL_MOUNT_NOEXEC MNT_NOEXEC
5437#endif
5438#if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5439# define PERL_MOUNT_NOEXEC MS_NOEXEC
5440#endif
5441#if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5442# define PERL_MOUNT_NOEXEC M_NOEXEC
5443#endif
5444
104d25b7
JH		 5445#endif /* IAMSUID */
5446
4bc88a62
PS		 5447#ifdef I_LIBUTIL
5448# include <libutil.h> /* setproctitle() in some FreeBSDs */
5449#endif
5450
b4748376
NIS		 5451#ifndef EXEC_ARGV_CAST
5452#define EXEC_ARGV_CAST(x) x
5453#endif
5454
dd5dc04f
JH		 5455#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5456 int). value returned in pointed-
5457 to UV */
5458#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5459#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5460#define IS_NUMBER_NEG 0x08 /* leading minus sign */
5461#define IS_NUMBER_INFINITY 0x10 /* this is big */
aa8b85de 5462#define IS_NUMBER_NAN 0x20 /* this is not */
dd5dc04f
JH		 5463
5464#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5465
53305cf1
NC		 5466/* Input flags: */
5467#define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
a4c04bdc 5468#define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
94dd8549 5469#define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
53305cf1
NC		 5470/* Output flags: */
5471#define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5472
2c4f7f0e
DM		 5473/* to let user control profiling */
5474#ifdef PERL_GPROF_CONTROL
5475extern void moncontrol(int);
5476#define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5477#else
5478#define PERL_GPROF_MONCONTROL(x)
5479#endif
5480
ae0e3d3b
JH		 5481#ifdef UNDER_CE
5482#include "wince.h"
5483#endif
5484
5485/* ISO 6429 NEL - C1 control NExt Line */
5486/* See http://www.unicode.org/unicode/reports/tr13/ */
5487#ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5488# if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5489# define NEXT_LINE_CHAR 0x15
5490# else /* CDRA */
5491# define NEXT_LINE_CHAR 0x25
5492# endif
5493#else
5494# define NEXT_LINE_CHAR 0x85
5495#endif
5496
5497/* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5498#define UNICODE_LINE_SEPA_0 0xE2
5499#define UNICODE_LINE_SEPA_1 0x80
5500#define UNICODE_LINE_SEPA_2 0xA8
5501#define UNICODE_PARA_SEPA_0 0xE2
5502#define UNICODE_PARA_SEPA_1 0x80
5503#define UNICODE_PARA_SEPA_2 0xA9
5504
479b2847
GS		 5505#ifndef PIPESOCK_MODE
5506# define PIPESOCK_MODE
5507#endif
5508
460c8493
IZ		 5509#ifndef SOCKET_OPEN_MODE
5510# define SOCKET_OPEN_MODE PIPESOCK_MODE
5511#endif
5512
5513#ifndef PIPE_OPEN_MODE
5514# define PIPE_OPEN_MODE PIPESOCK_MODE
5515#endif
5516
7e8c5dac
HS		 5517#define PERL_MAGIC_UTF8_CACHESIZE 2
5518
a05d7ebb
JH		 5519#define PERL_UNICODE_STDIN_FLAG 0x0001
5520#define PERL_UNICODE_STDOUT_FLAG 0x0002
5521#define PERL_UNICODE_STDERR_FLAG 0x0004
a05d7ebb
JH		 5522#define PERL_UNICODE_IN_FLAG 0x0008
5523#define PERL_UNICODE_OUT_FLAG 0x0010
06e66572 5524#define PERL_UNICODE_ARGV_FLAG 0x0020
a05d7ebb
JH		 5525#define PERL_UNICODE_LOCALE_FLAG 0x0040
5526#define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5a22a2bb 5527#define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
a05d7ebb 5528
06e66572
JH		 5529#define PERL_UNICODE_STD_FLAG \
5530 (PERL_UNICODE_STDIN_FLAG | \
5531 PERL_UNICODE_STDOUT_FLAG | \
5532 PERL_UNICODE_STDERR_FLAG)
5533
5534#define PERL_UNICODE_INOUT_FLAG \
5535 (PERL_UNICODE_IN_FLAG | \
5536 PERL_UNICODE_OUT_FLAG)
5537
5538#define PERL_UNICODE_DEFAULT_FLAGS \
a05d7ebb
JH		 5539 (PERL_UNICODE_STD_FLAG | \
5540 PERL_UNICODE_INOUT_FLAG | \
5541 PERL_UNICODE_LOCALE_FLAG)
5542
5a22a2bb 5543#define PERL_UNICODE_ALL_FLAGS 0x01ff
a05d7ebb
JH		 5544
5545#define PERL_UNICODE_STDIN 'I'
5546#define PERL_UNICODE_STDOUT 'O'
5547#define PERL_UNICODE_STDERR 'E'
5548#define PERL_UNICODE_STD 'S'
5549#define PERL_UNICODE_IN 'i'
5550#define PERL_UNICODE_OUT 'o'
5551#define PERL_UNICODE_INOUT 'D'
5552#define PERL_UNICODE_ARGV 'A'
5553#define PERL_UNICODE_LOCALE 'L'
5554#define PERL_UNICODE_WIDESYSCALLS 'W'
5a22a2bb 5555#define PERL_UNICODE_UTF8CACHEASSERT 'a'
a05d7ebb 5556
4ffa73a3
JH		 5557#define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5558
16bd9a85
JH		 5559/* From sigaction(2) (FreeBSD man page):
5560 * | Signal routines normally execute with the signal that
5561 * | caused their invocation blocked, but other signals may
5562 * | yet occur.
5563 * Emulation of this behavior (from within Perl) is enabled
5564 * by defining PERL_BLOCK_SIGNALS.
5565 */
5566#define PERL_BLOCK_SIGNALS
5567
5568#if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5569# define PERL_BLOCKSIG_ADD(set,sig) \
5570 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5571# define PERL_BLOCKSIG_BLOCK(set) \
5572 sigprocmask(SIG_BLOCK, &(set), NULL)
5573# define PERL_BLOCKSIG_UNBLOCK(set) \
5574 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5575#endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5576
5577/* How about the old style of sigblock()? */
5578
5579#ifndef PERL_BLOCKSIG_ADD
5580# define PERL_BLOCKSIG_ADD(set, sig) NOOP
5581#endif
5582#ifndef PERL_BLOCKSIG_BLOCK
5583# define PERL_BLOCKSIG_BLOCK(set) NOOP
5584#endif
2bfba5f0 5585#ifndef PERL_BLOCKSIG_UNBLOCK
16bd9a85
JH		 5586# define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5587#endif
5588
32fdb065 5589/* Use instead of abs() since abs() forces its argument to be an int,
56c380de 5590 * but also beware since this evaluates its argument twice, so no x++. */
32fdb065
JH		 5591#define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5592
3c0f78ca
JH		 5593#if defined(__DECC) && defined(__osf__)
5594#pragma message disable (mainparm) /* Perl uses the envp in main(). */
24801a4b
JH		 5595#endif
5596
e4dba786
NC		 5597#define do_open(g, n, l, a, rm, rp, sf) \
5598 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
9555a685 5599#ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
711aba4c 5600# define do_exec(cmd) do_exec3(cmd,0,0)
a9f96b3f 5601#endif
15871fce
NC		 5602#ifdef OS2
5603# define do_aexec Perl_do_aexec
5604#else
5605# define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
9555a685 5606#endif
e4dba786 5607
2f3efc97
JH		 5608#if defined(OEMVS)
5609#define NO_ENV_ARRAY_IN_MAIN
5610#endif
5611
4d8076ea 5612/* and finally... */
cceca5ed 5613#define PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 5614#include "patchlevel.h"
cceca5ed 5615#undef PERL_PATCHLEVEL_H_IMPLICIT
4d8076ea 5616
10edeb5d
JH		 5617/* These are used by Perl_pv_escape() and Perl_pv_pretty()
5618 * are here so that they are available throughout the core
5619 * NOTE that even though some are for _escape and some for _pretty
5620 * there must not be any clashes as the flags from _pretty are
5621 * passed straight through to _escape.
5622 */
5623
5624#define PERL_PV_ESCAPE_QUOTE 0x0001
5625#define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5626
5627
5628#define PERL_PV_PRETTY_ELIPSES 0x0002
5629#define PERL_PV_PRETTY_LTGT 0x0004
5630
5631#define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5632
5633#define PERL_PV_ESCAPE_UNI 0x0100
5634#define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5635
5636#define PERL_PV_ESCAPE_ALL 0x1000
5637#define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5638#define PERL_PV_ESCAPE_NOCLEAR 0x4000
5639
5640/* used by pv_display in dump.c*/
5641#define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_QUOTE
5642#define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_LTGT
5643
5644/*
5645
5646 (KEEP THIS LAST IN perl.h!)
5647
5648 Mention
d460ef45 5649
43999f95 5650 NV_PRESERVES_UV
fe749a9f 5651
fe749a9f
JH		 5652 HAS_MKSTEMP
5653 HAS_MKSTEMPS
5654 HAS_MKDTEMP
5655
49dabb45
JH		 5656 HAS_GETCWD
5657
d59b5429 5658 HAS_MMAP
fe749a9f
JH		 5659 HAS_MPROTECT
5660 HAS_MSYNC
1e8c3fde 5661 HAS_MADVISE
fe749a9f
JH		 5662 HAS_MUNMAP
5663 I_SYSMMAN
5664 Mmap_t
5665
6b4667fc
A		 5666 NVef
5667 NVff
5668 NVgf
5669
4e0554ec 5670 HAS_UALARM
2d736872 5671 HAS_USLEEP
4e0554ec
JH		 5672
5673 HAS_SETITIMER
5674 HAS_GETITIMER
5675
5676 HAS_SENDMSG
5677 HAS_RECVMSG
5678 HAS_READV
5679 HAS_WRITEV
5680 I_SYSUIO
5681 HAS_STRUCT_MSGHDR
5682 HAS_STRUCT_CMSGHDR
5683
2765b840 5684 HAS_NL_LANGINFO
0a7020c9 5685
ae0e3d3b 5686 HAS_DIRFD
2765b840 5687
10edeb5d 5688 so that Configure picks them up.
ab3bbdeb 5689
10edeb5d 5690 (KEEP THIS LAST IN perl.h!)
3df15adc 5691
10edeb5d 5692*/
3df15adc 5693
85e6fe83 5694#endif /* Include guard */
ae0e3d3b 5695
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