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Fix -p function and Fcntl::S_IFIFO constant under Microsoft VC compiler
[perl5.git] / perl.h
CommitLineData
a0d0e21e 1/* perl.h
a687059c 2 *
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3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008 by Larry Wall and others
a687059c 5 *
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6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
8d063cd8 8 *
8d063cd8 9 */
d6376244 10
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11#ifndef H_PERL
12#define H_PERL 1
8d063cd8 13
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14#ifdef PERL_FOR_X2P
15/*
d460ef45 16 * This file is being used for x2p stuff.
760ac839 17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
d460ef45 18 * Decouple x2p stuff from some of perls more extreme eccentricities.
760ac839 19 */
55497cff 20#undef MULTIPLICITY
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21#undef USE_STDIO
22#define USE_STDIO
23#endif /* PERL_FOR_X2P */
24
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25#if defined(DGUX)
26#include <sys/fcntl.h>
27#endif
28
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29#ifdef VOIDUSED
30# undef VOIDUSED
31#endif
0cb96387 32#define VOIDUSED 1
47a51902 33
d460ef45 34#ifdef PERL_MICRO
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35# include "uconfig.h"
36#else
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37# ifndef USE_CROSS_COMPILE
38# include "config.h"
39# else
40# include "xconfig.h"
41# endif
12ae5dfc 42#endif
0cb96387 43
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44/* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
46
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47/* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
50
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51#ifdef PERL_IMPLICIT_SYS
52/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
54 */
55# ifndef PL_OP_SLAB_ALLOC
56# define PL_OP_SLAB_ALLOC
57# endif
ba979b31
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58#endif
59
6f4183fe 60#ifdef USE_ITHREADS
acfe0abc 61# if !defined(MULTIPLICITY)
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62# define MULTIPLICITY
63# endif
64#endif
65
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66#ifdef PERL_GLOBAL_STRUCT_PRIVATE
67# ifndef PERL_GLOBAL_STRUCT
68# define PERL_GLOBAL_STRUCT
69# endif
70#endif
97aff369 71
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72#ifdef PERL_GLOBAL_STRUCT
73# ifndef MULTIPLICITY
74# define MULTIPLICITY
75# endif
76#endif
77
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78#ifdef MULTIPLICITY
79# ifndef PERL_IMPLICIT_CONTEXT
80# define PERL_IMPLICIT_CONTEXT
81# endif
82#endif
83
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84/* undef WIN32 when building on Cygwin (for libwin32) - gph */
85#ifdef __CYGWIN__
86# undef WIN32
87# undef _WIN32
88#endif
89
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90#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
91# ifndef SYMBIAN
92# define SYMBIAN
93# endif
94#endif
95
a0fd4948 96#ifdef __SYMBIAN32__
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97# include "symbian/symbian_proto.h"
98#endif
99
100/* Any stack-challenged places. The limit varies (and often
101 * is configurable), but using more than a kilobyte of stack
102 * is usually dubious in these systems. */
a0fd4948 103#if defined(EPOC) || defined(__SYMBIAN32__)
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104/* EPOC/Symbian: need to work around the SDK features. *
105 * On WINS: MS VC5 generates calls to _chkstk, *
106 * if a "large" stack frame is allocated. *
107 * gcc on MARM does not generate calls like these. */
108# define USE_HEAP_INSTEAD_OF_STACK
109#endif
110
111#/* Use the reentrant APIs like localtime_r and getpwent_r */
10bc17b6 112/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
6239f2da 113#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
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114# define USE_REENTRANT_API
115#endif
116
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117/* <--- here ends the logic shared by perl.h and makedef.pl */
118
af28e889 119/*
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120 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
121 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
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122 * __bsdi__ for BSD/OS
123 */
6239f2da 124#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
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125# ifndef BSDish
126# define BSDish
127# endif
128#endif
129
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130#undef START_EXTERN_C
131#undef END_EXTERN_C
132#undef EXTERN_C
133#ifdef __cplusplus
134# define START_EXTERN_C extern "C" {
135# define END_EXTERN_C }
136# define EXTERN_C extern "C"
137#else
138# define START_EXTERN_C
139# define END_EXTERN_C
140# define EXTERN_C extern
141#endif
142
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143#ifdef PERL_GLOBAL_STRUCT
144# ifndef PERL_GET_VARS
145# ifdef PERL_GLOBAL_STRUCT_PRIVATE
cf5a8da6 146 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
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147# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
148# ifndef PERLIO_FUNCS_CONST
149# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
150# endif
151# else
152# define PERL_GET_VARS() PL_VarsPtr
153# endif
154# endif
155#endif
156
7a89be66 157#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
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158
159#ifdef PERL_GLOBAL_STRUCT
160# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
161#else
162# define dVAR dNOOP
163#endif
164
c5be433b 165#ifdef PERL_IMPLICIT_CONTEXT
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166# ifndef MULTIPLICITY
167# define MULTIPLICITY
c5be433b 168# endif
e8dda941 169# define tTHX PerlInterpreter*
5ba4cab2 170# define pTHX register tTHX my_perl PERL_UNUSED_DECL
3db8f154 171# define aTHX my_perl
27da23d5 172# ifdef PERL_GLOBAL_STRUCT
e8dda941 173# define dTHXa(a) dVAR; pTHX = (tTHX)a
27da23d5 174# else
e8dda941 175# define dTHXa(a) pTHX = (tTHX)a
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176# endif
177# ifdef PERL_GLOBAL_STRUCT
178# define dTHX dVAR; pTHX = PERL_GET_THX
179# else
180# define dTHX pTHX = PERL_GET_THX
181# endif
c5be433b 182# define pTHX_ pTHX,
c5be433b 183# define aTHX_ aTHX,
4373e329 184# define pTHX_1 2
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185# define pTHX_2 3
186# define pTHX_3 4
187# define pTHX_4 5
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188# define pTHX_5 6
189# define pTHX_6 7
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190# define pTHX_7 8
191# define pTHX_8 9
192# define pTHX_9 10
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193# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
194# define PERL_TRACK_MEMPOOL
195# endif
196#else
197# undef PERL_TRACK_MEMPOOL
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198#endif
199
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200#define STATIC static
201#define CPERLscope(x) x
565764a8 202#define CPERLarg void
76e3520e 203#define CPERLarg_
e3b8966e 204#define _CPERLarg
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205#define PERL_OBJECT_THIS
206#define _PERL_OBJECT_THIS
207#define PERL_OBJECT_THIS_
312caa8e 208#define CALL_FPTR(fptr) (*fptr)
76e3520e 209
312caa8e 210#define CALLRUNOPS CALL_FPTR(PL_runops)
f9f4320a 211
3ab4a224 212#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
f9f4320a 213
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214#define CALLREGCOMP_ENG(prog, sv, flags) \
215 CALL_FPTR(((prog)->comp))(aTHX_ sv, flags)
f9f4320a 216#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
07bc277f 217 CALL_FPTR(RX_ENGINE(prog)->exec)(aTHX_ (prog),(stringarg),(strend), \
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218 (strbeg),(minend),(screamer),(data),(flags))
219#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
07bc277f 220 CALL_FPTR(RX_ENGINE(prog)->intuit)(aTHX_ (prog), (sv), (strpos), \
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221 (strend),(flags),(data))
222#define CALLREG_INTUIT_STRING(prog) \
07bc277f 223 CALL_FPTR(RX_ENGINE(prog)->checkstr)(aTHX_ (prog))
f8149455 224
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225#define CALLREGFREE(prog) \
226 Perl_pregfree(aTHX_ (prog))
227
228#define CALLREGFREE_PVT(prog) \
07bc277f 229 if(prog) CALL_FPTR(RX_ENGINE(prog)->free)(aTHX_ (prog))
f8149455 230
2fdbfb4d 231#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
07bc277f 232 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_FETCH)(aTHX_ (rx),(paren),(usesv))
93b32b6d 233
2fdbfb4d 234#define CALLREG_NUMBUF_STORE(rx,paren,value) \
07bc277f 235 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_STORE)(aTHX_ (rx),(paren),(value))
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236
237#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
07bc277f 238 CALL_FPTR(RX_ENGINE(rx)->numbered_buff_LENGTH)(aTHX_ (rx),(sv),(paren))
2fdbfb4d 239
192b9cd1 240#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
07bc277f 241 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
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242
243#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
07bc277f 244 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
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245
246#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
07bc277f 247 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
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248
249#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
07bc277f 250 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
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251
252#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
07bc277f 253 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
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254
255#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
07bc277f 256 CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
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257
258#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
07bc277f 259 CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
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260
261#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
07bc277f 262 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
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263
264#define CALLREG_NAMED_BUFF_COUNT(rx) \
07bc277f 265 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
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266
267#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
07bc277f 268 CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, flags)
93b32b6d 269
49d7dfbc 270#define CALLREG_PACKAGE(rx) \
07bc277f 271 CALL_FPTR(RX_ENGINE(rx)->qr_package)(aTHX_ (rx))
93b32b6d 272
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273#if defined(USE_ITHREADS)
274#define CALLREGDUPE(prog,param) \
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275 Perl_re_dup(aTHX_ (prog),(param))
276
277#define CALLREGDUPE_PVT(prog,param) \
07bc277f 278 (prog ? CALL_FPTR(RX_ENGINE(prog)->dupe)(aTHX_ (prog),(param)) \
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279 : (REGEXP *)NULL)
280#endif
14dd3ad8 281
a20207d7 282
bcdf7404 283
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284
285
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286/*
287 * Because of backward compatibility reasons the PERL_UNUSED_DECL
288 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
289 *
290 * Note that there are C compilers such as MetroWerks CodeWarrior
1266ad8c 291 * which do not have an "inlined" way (like the gcc __attribute__) of
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292 * marking unused variables (they need e.g. a #pragma) and therefore
293 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
294 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
295 *
296 */
1266ad8c 297
9969cdde 298#if defined(__SYMBIAN32__) && defined(__GNUC__)
5b2bd0a5 299# ifdef __cplusplus
5ba4cab2 300# define PERL_UNUSED_DECL
5b2bd0a5 301# else
5ba4cab2 302# define PERL_UNUSED_DECL __attribute__((unused))
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303# endif
304#endif
44dbb695 305
5b2bd0a5 306#ifndef PERL_UNUSED_DECL
34659ad4 307# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
5ba4cab2 308# define PERL_UNUSED_DECL __attribute__unused__
b79c357a 309# else
5ba4cab2 310# define PERL_UNUSED_DECL
b79c357a 311# endif
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312#endif
313
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314/* gcc -Wall:
315 * for silencing unused variables that are actually used most of the time,
a0288114 316 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
349b520e 317 */
53c1dcc0 318#ifndef PERL_UNUSED_ARG
c99ffe5e 319# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
ad73156c 320# include <note.h>
53c1dcc0 321# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
ad73156c 322# else
53c1dcc0 323# define PERL_UNUSED_ARG(x) ((void)x)
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324# endif
325#endif
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326#ifndef PERL_UNUSED_VAR
327# define PERL_UNUSED_VAR(x) ((void)x)
328#endif
ad73156c 329
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330#ifdef USE_ITHREADS
331# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
332#else
333# define PERL_UNUSED_CONTEXT
334#endif
335
6f207bd3 336#define NOOP /*EMPTY*/(void)0
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337#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
338#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
339#else
6f207bd3 340#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
6b484a99 341#endif
71be2cbc 342
0cb96387 343#ifndef pTHX
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344/* Don't bother defining tTHX and sTHX; using them outside
345 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
346 */
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347# define pTHX void
348# define pTHX_
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349# define aTHX
350# define aTHX_
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351# define dTHXa(a) dNOOP
352# define dTHX dNOOP
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353# define pTHX_1 1
354# define pTHX_2 2
355# define pTHX_3 3
356# define pTHX_4 4
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357# define pTHX_5 5
358# define pTHX_6 6
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359# define pTHX_7 7
360# define pTHX_8 8
361# define pTHX_9 9
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362#endif
363
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364#ifndef dVAR
365# define dVAR dNOOP
366#endif
367
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368/* these are only defined for compatibility; should not be used internally */
369#if !defined(pTHXo) && !defined(PERL_CORE)
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370# define pTHXo pTHX
371# define pTHXo_ pTHX_
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372# define aTHXo aTHX
373# define aTHXo_ aTHX_
c5be433b 374# define dTHXo dTHX
71d280e3 375# define dTHXoa(x) dTHXa(x)
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376#endif
377
378#ifndef pTHXx
379# define pTHXx register PerlInterpreter *my_perl
380# define pTHXx_ pTHXx,
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381# define aTHXx my_perl
382# define aTHXx_ aTHXx,
c5be433b 383# define dTHXx dTHX
22c35a8c 384#endif
71be2cbc 385
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386/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
387 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
388 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
389#ifdef PERL_IMPLICIT_SYS
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390# ifdef PERL_GLOBAL_STRUCT_PRIVATE
391# define dTHXs dVAR; dTHX
392# else
393# define dTHXs dTHX
394# endif
1de7c2ac 395#else
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396# ifdef PERL_GLOBAL_STRUCT_PRIVATE
397# define dTHXs dVAR
398# else
399# define dTHXs dNOOP
400# endif
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401#endif
402
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403/* Some platforms require marking function declarations
404 * for them to be exportable. Used in perlio.h, proto.h
405 * is handled either by the makedef.pl or by defining the
406 * PERL_CALLCONV to be something special. See also the
407 * definition of XS() in XSUB.h. */
408#ifndef PERL_EXPORT_C
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409# ifdef __cplusplus
410# define PERL_EXPORT_C extern "C"
411# else
412# define PERL_EXPORT_C extern
413# endif
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414#endif
415#ifndef PERL_XS_EXPORT_C
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416# ifdef __cplusplus
417# define PERL_XS_EXPORT_C extern "C"
418# else
419# define PERL_XS_EXPORT_C
420# endif
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421#endif
422
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423#ifdef OP_IN_REGISTER
424# ifdef __GNUC__
425# define stringify_immed(s) #s
426# define stringify(s) stringify_immed(s)
d1ca3daa 427register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
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428# endif
429#endif
430
e5afc1ae 431/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
b1e55cab 432 * g++ allows them but seems to have problems with them
70aab261
RB
433 * (insane errors ensue).
434 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
435 */
436#if defined(PERL_GCC_PEDANTIC) || \
437 (defined(__GNUC__) && defined(__cplusplus) && \
438 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
5b692037 439# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
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440# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
441# endif
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442#endif
443
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444#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
445# ifndef PERL_USE_GCC_BRACE_GROUPS
446# define PERL_USE_GCC_BRACE_GROUPS
447# endif
448#endif
449
728e2803
PP
450/*
451 * STMT_START { statements; } STMT_END;
452 * can be used as a single statement, as in
453 * if (x) STMT_START { ... } STMT_END; else ...
454 *
455 * Trying to select a version that gives no warnings...
456 */
457#if !(defined(STMT_START) && defined(STMT_END))
5b692037 458# ifdef PERL_USE_GCC_BRACE_GROUPS
a0288114 459# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
728e2803
PP
460# define STMT_END )
461# else
462 /* Now which other defined()s do we need here ??? */
93189314 463# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
728e2803
PP
464# define STMT_START if (1)
465# define STMT_END else (void)0
466# else
467# define STMT_START do
468# define STMT_END while (0)
469# endif
470# endif
471#endif
472
0cb96387 473#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
411caa50 474#define WITH_THR(s) WITH_THX(s)
ea0efc06 475
d6f9c181
JH
476#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
477# define BYTEORDER 0x1234
79072805
LW
478#endif
479
480/* Overall memory policy? */
481#ifndef CONSERVATIVE
482# define LIBERAL 1
483#endif
484
8ada0baa
JH
485#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
486#define ASCIIish
487#else
488#undef ASCIIish
489#endif
490
79072805
LW
491/*
492 * The following contortions are brought to you on behalf of all the
493 * standards, semi-standards, de facto standards, not-so-de-facto standards
494 * of the world, as well as all the other botches anyone ever thought of.
495 * The basic theory is that if we work hard enough here, the rest of the
496 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
497 */
ac58e20f 498
ee0007ab 499/* define this once if either system, instead of cluttering up the src */
2986a63f 500#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
ee0007ab
LW
501#define DOSISH 1
502#endif
503
fb38d079 504#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
352d5a3a
LW
505# define STANDARD_C 1
506#endif
507
9969cdde 508#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
68dc0745
PP
509# define DONT_DECLARE_STD 1
510#endif
511
352d5a3a 512#if defined(HASVOLATILE) || defined(STANDARD_C)
79072805 513# define VOL volatile
663a0e37 514#else
79072805 515# define VOL
663a0e37
LW
516#endif
517
3280af22
NIS
518#define TAINT (PL_tainted = TRUE)
519#define TAINT_NOT (PL_tainted = FALSE)
520#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
521#define TAINT_ENV() if (PL_tainting) { taint_env(); }
bd61b366 522#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
a687059c 523
d460ef45 524/* XXX All process group stuff is handled in pp_sys.c. Should these
a6e633de
PP
525 defines move there? If so, I could simplify this a lot. --AD 9/96.
526*/
527/* Process group stuff changed from traditional BSD to POSIX.
528 perlfunc.pod documents the traditional BSD-style syntax, so we'll
529 try to preserve that, if possible.
530*/
531#ifdef HAS_SETPGID
532# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
c07a80fd 533#else
a6e633de
PP
534# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
535# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
536# else
537# ifdef HAS_SETPGRP2 /* DG/UX */
538# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
539# endif
540# endif
541#endif
542#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
543# define HAS_SETPGRP /* Well, effectively it does . . . */
544#endif
545
546/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
547 our life easier :-) so we'll try it.
548*/
549#ifdef HAS_GETPGID
550# define BSD_GETPGRP(pid) getpgid((pid))
551#else
552# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
553# define BSD_GETPGRP(pid) getpgrp((pid))
554# else
555# ifdef HAS_GETPGRP2 /* DG/UX */
556# define BSD_GETPGRP(pid) getpgrp2((pid))
557# endif
558# endif
559#endif
560#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
561# define HAS_GETPGRP /* Well, effectively it does . . . */
562#endif
563
d460ef45 564/* These are not exact synonyms, since setpgrp() and getpgrp() may
a6e633de
PP
565 have different behaviors, but perl.h used to define USE_BSDPGRP
566 (prior to 5.003_05) so some extension might depend on it.
567*/
568#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
569# ifndef USE_BSDPGRP
570# define USE_BSDPGRP
571# endif
663a0e37
LW
572#endif
573
8ac5a1fe
MH
574/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
575 pthread.h must be included before all other header files.
576*/
3db8f154 577#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
8ac5a1fe
MH
578# include <pthread.h>
579#endif
580
760ac839
LW
581#ifndef _TYPES_ /* If types.h defines this it's easy. */
582# ifndef major /* Does everyone's types.h define this? */
583# include <sys/types.h>
c07a80fd 584# endif
663a0e37
LW
585#endif
586
760ac839
LW
587#ifdef __cplusplus
588# ifndef I_STDARG
589# define I_STDARG 1
590# endif
591#endif
592
593#ifdef I_STDARG
594# include <stdarg.h>
595#else
596# ifdef I_VARARGS
597# include <varargs.h>
598# endif
599#endif
600
4633a7c4 601#ifdef USE_NEXT_CTYPE
0c30d9ec 602
092bebab
JH
603#if NX_CURRENT_COMPILER_RELEASE >= 500
604# include <bsd/ctypes.h>
605#else
606# if NX_CURRENT_COMPILER_RELEASE >= 400
607# include <objc/NXCType.h>
608# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
609# include <appkit/NXCType.h>
610# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
611#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
0c30d9ec
PP
612
613#else /* !USE_NEXT_CTYPE */
fe14fcc3 614#include <ctype.h>
0c30d9ec 615#endif /* USE_NEXT_CTYPE */
a0d0e21e
LW
616
617#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
618#undef METHOD
a0d0e21e
LW
619#endif
620
12ae5dfc
JH
621#ifdef PERL_MICRO
622# define NO_LOCALE
623#endif
624
4633a7c4 625#ifdef I_LOCALE
36477c24 626# include <locale.h>
4633a7c4
LW
627#endif
628
36477c24
PP
629#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
630# define USE_LOCALE
631# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
632 && defined(HAS_STRXFRM)
633# define USE_LOCALE_COLLATE
634# endif
635# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
636# define USE_LOCALE_CTYPE
637# endif
638# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
639# define USE_LOCALE_NUMERIC
640# endif
641#endif /* !NO_LOCALE && HAS_SETLOCALE */
a0d0e21e 642
fe14fcc3 643#include <setjmp.h>
79072805 644
a0d0e21e 645#ifdef I_SYS_PARAM
79072805
LW
646# ifdef PARAM_NEEDS_TYPES
647# include <sys/types.h>
648# endif
649# include <sys/param.h>
352d5a3a 650#endif
79072805 651
79072805 652/* Use all the "standard" definitions? */
a0d0e21e 653#if defined(STANDARD_C) && defined(I_STDLIB)
79072805 654# include <stdlib.h>
ff68c719 655#endif
03a14243 656
3f270f98
JH
657/* If this causes problems, set i_unistd=undef in the hint file. */
658#ifdef I_UNISTD
659# include <unistd.h>
660#endif
661
de8ca8af
NT
662/* for WCOREDUMP */
663#ifdef I_SYS_WAIT
664# include <sys/wait.h>
665#endif
666
9969cdde 667#ifdef __SYMBIAN32__
27da23d5
JH
668# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
669#endif
670
7114a2d2 671#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
c45598c5 672EXTERN_C int syscall(int, ...);
2ef53570
JH
673#endif
674
7114a2d2 675#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
c45598c5 676EXTERN_C int usleep(unsigned int);
2ef53570
JH
677#endif
678
9c12f1e5
RGS
679/* Funky places that do not have socket stuff. */
680#if defined(__LIBCATAMOUNT__)
681# define MYSWAP
682#endif
683
9a34ef1d
GS
684#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
685# define MYSWAP
686#endif
687
1109a392
MHM
688#ifdef PERL_CORE
689
690/* macros for correct constant construction */
691# if INTSIZE >= 2
692# define U16_CONST(x) ((U16)x##U)
693# else
694# define U16_CONST(x) ((U16)x##UL)
695# endif
696
697# if INTSIZE >= 4
698# define U32_CONST(x) ((U32)x##U)
699# else
700# define U32_CONST(x) ((U32)x##UL)
701# endif
702
703# ifdef HAS_QUAD
704# if INTSIZE >= 8
705# define U64_CONST(x) ((U64)x##U)
706# elif LONGSIZE >= 8
707# define U64_CONST(x) ((U64)x##UL)
708# elif QUADKIND == QUAD_IS_LONG_LONG
709# define U64_CONST(x) ((U64)x##ULL)
710# else /* best guess we can make */
711# define U64_CONST(x) ((U64)x##UL)
712# endif
713# endif
714
715/* byte-swapping functions for big-/little-endian conversion */
716# define _swab_16_(x) ((U16)( \
717 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
718 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
719
720# define _swab_32_(x) ((U32)( \
721 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
722 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
723 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
724 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
725
726# ifdef HAS_QUAD
727# define _swab_64_(x) ((U64)( \
728 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
729 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
730 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
731 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
732 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
733 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
734 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
735 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
736# endif
737
738/*----------------------------------------------------------------------------*/
739# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
740/*----------------------------------------------------------------------------*/
741# define my_htole16(x) (x)
742# define my_letoh16(x) (x)
743# define my_htole32(x) (x)
744# define my_letoh32(x) (x)
745# define my_htobe16(x) _swab_16_(x)
746# define my_betoh16(x) _swab_16_(x)
747# define my_htobe32(x) _swab_32_(x)
748# define my_betoh32(x) _swab_32_(x)
749# ifdef HAS_QUAD
750# define my_htole64(x) (x)
751# define my_letoh64(x) (x)
752# define my_htobe64(x) _swab_64_(x)
753# define my_betoh64(x) _swab_64_(x)
754# endif
755# define my_htoles(x) (x)
756# define my_letohs(x) (x)
757# define my_htolei(x) (x)
758# define my_letohi(x) (x)
759# define my_htolel(x) (x)
760# define my_letohl(x) (x)
761# if SHORTSIZE == 1
762# define my_htobes(x) (x)
763# define my_betohs(x) (x)
764# elif SHORTSIZE == 2
765# define my_htobes(x) _swab_16_(x)
766# define my_betohs(x) _swab_16_(x)
767# elif SHORTSIZE == 4
768# define my_htobes(x) _swab_32_(x)
769# define my_betohs(x) _swab_32_(x)
770# elif SHORTSIZE == 8
771# define my_htobes(x) _swab_64_(x)
772# define my_betohs(x) _swab_64_(x)
773# else
774# define PERL_NEED_MY_HTOBES
775# define PERL_NEED_MY_BETOHS
776# endif
777# if INTSIZE == 1
778# define my_htobei(x) (x)
779# define my_betohi(x) (x)
780# elif INTSIZE == 2
781# define my_htobei(x) _swab_16_(x)
782# define my_betohi(x) _swab_16_(x)
783# elif INTSIZE == 4
784# define my_htobei(x) _swab_32_(x)
785# define my_betohi(x) _swab_32_(x)
786# elif INTSIZE == 8
787# define my_htobei(x) _swab_64_(x)
788# define my_betohi(x) _swab_64_(x)
789# else
790# define PERL_NEED_MY_HTOBEI
791# define PERL_NEED_MY_BETOHI
792# endif
793# if LONGSIZE == 1
794# define my_htobel(x) (x)
795# define my_betohl(x) (x)
796# elif LONGSIZE == 2
797# define my_htobel(x) _swab_16_(x)
798# define my_betohl(x) _swab_16_(x)
799# elif LONGSIZE == 4
800# define my_htobel(x) _swab_32_(x)
801# define my_betohl(x) _swab_32_(x)
802# elif LONGSIZE == 8
803# define my_htobel(x) _swab_64_(x)
804# define my_betohl(x) _swab_64_(x)
805# else
806# define PERL_NEED_MY_HTOBEL
807# define PERL_NEED_MY_BETOHL
808# endif
809# define my_htolen(p,n) NOOP
810# define my_letohn(p,n) NOOP
811# define my_htoben(p,n) my_swabn(p,n)
812# define my_betohn(p,n) my_swabn(p,n)
813/*----------------------------------------------------------------------------*/
814# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
815/*----------------------------------------------------------------------------*/
816# define my_htobe16(x) (x)
817# define my_betoh16(x) (x)
818# define my_htobe32(x) (x)
819# define my_betoh32(x) (x)
820# define my_htole16(x) _swab_16_(x)
821# define my_letoh16(x) _swab_16_(x)
822# define my_htole32(x) _swab_32_(x)
823# define my_letoh32(x) _swab_32_(x)
824# ifdef HAS_QUAD
825# define my_htobe64(x) (x)
826# define my_betoh64(x) (x)
827# define my_htole64(x) _swab_64_(x)
828# define my_letoh64(x) _swab_64_(x)
829# endif
830# define my_htobes(x) (x)
831# define my_betohs(x) (x)
832# define my_htobei(x) (x)
833# define my_betohi(x) (x)
834# define my_htobel(x) (x)
835# define my_betohl(x) (x)
836# if SHORTSIZE == 1
837# define my_htoles(x) (x)
838# define my_letohs(x) (x)
839# elif SHORTSIZE == 2
840# define my_htoles(x) _swab_16_(x)
841# define my_letohs(x) _swab_16_(x)
842# elif SHORTSIZE == 4
843# define my_htoles(x) _swab_32_(x)
844# define my_letohs(x) _swab_32_(x)
845# elif SHORTSIZE == 8
846# define my_htoles(x) _swab_64_(x)
847# define my_letohs(x) _swab_64_(x)
848# else
849# define PERL_NEED_MY_HTOLES
850# define PERL_NEED_MY_LETOHS
851# endif
852# if INTSIZE == 1
853# define my_htolei(x) (x)
854# define my_letohi(x) (x)
855# elif INTSIZE == 2
856# define my_htolei(x) _swab_16_(x)
857# define my_letohi(x) _swab_16_(x)
858# elif INTSIZE == 4
859# define my_htolei(x) _swab_32_(x)
860# define my_letohi(x) _swab_32_(x)
861# elif INTSIZE == 8
862# define my_htolei(x) _swab_64_(x)
863# define my_letohi(x) _swab_64_(x)
864# else
865# define PERL_NEED_MY_HTOLEI
866# define PERL_NEED_MY_LETOHI
867# endif
868# if LONGSIZE == 1
869# define my_htolel(x) (x)
870# define my_letohl(x) (x)
871# elif LONGSIZE == 2
872# define my_htolel(x) _swab_16_(x)
873# define my_letohl(x) _swab_16_(x)
874# elif LONGSIZE == 4
875# define my_htolel(x) _swab_32_(x)
876# define my_letohl(x) _swab_32_(x)
877# elif LONGSIZE == 8
878# define my_htolel(x) _swab_64_(x)
879# define my_letohl(x) _swab_64_(x)
880# else
881# define PERL_NEED_MY_HTOLEL
882# define PERL_NEED_MY_LETOHL
883# endif
884# define my_htolen(p,n) my_swabn(p,n)
885# define my_letohn(p,n) my_swabn(p,n)
886# define my_htoben(p,n) NOOP
887# define my_betohn(p,n) NOOP
888/*----------------------------------------------------------------------------*/
889# else /* all other byte-orders */
890/*----------------------------------------------------------------------------*/
891# define PERL_NEED_MY_HTOLE16
892# define PERL_NEED_MY_LETOH16
893# define PERL_NEED_MY_HTOBE16
894# define PERL_NEED_MY_BETOH16
895# define PERL_NEED_MY_HTOLE32
896# define PERL_NEED_MY_LETOH32
897# define PERL_NEED_MY_HTOBE32
898# define PERL_NEED_MY_BETOH32
899# ifdef HAS_QUAD
900# define PERL_NEED_MY_HTOLE64
901# define PERL_NEED_MY_LETOH64
902# define PERL_NEED_MY_HTOBE64
903# define PERL_NEED_MY_BETOH64
904# endif
905# define PERL_NEED_MY_HTOLES
906# define PERL_NEED_MY_LETOHS
907# define PERL_NEED_MY_HTOBES
908# define PERL_NEED_MY_BETOHS
909# define PERL_NEED_MY_HTOLEI
910# define PERL_NEED_MY_LETOHI
911# define PERL_NEED_MY_HTOBEI
912# define PERL_NEED_MY_BETOHI
913# define PERL_NEED_MY_HTOLEL
914# define PERL_NEED_MY_LETOHL
915# define PERL_NEED_MY_HTOBEL
916# define PERL_NEED_MY_BETOHL
917/*----------------------------------------------------------------------------*/
918# endif /* end of byte-order macros */
919/*----------------------------------------------------------------------------*/
920
9c17f24a
NC
921/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
922 at least on FreeBSD. YMMV, so experiment. */
923#ifndef PERL_ARENA_SIZE
924#define PERL_ARENA_SIZE 4080
925#endif
926
ccb2c8b8 927/* Maximum level of recursion */
2b9dff67
RGS
928#ifndef PERL_SUB_DEPTH_WARN
929#define PERL_SUB_DEPTH_WARN 100
ccb2c8b8
RGS
930#endif
931
1109a392
MHM
932#endif /* PERL_CORE */
933
bdf3085f
NC
934/* We no longer default to creating a new SV for GvSV.
935 Do this before embed. */
936#ifndef PERL_CREATE_GVSV
7459f06b
NC
937# ifndef PERL_DONT_CREATE_GVSV
938# define PERL_DONT_CREATE_GVSV
939# endif
bdf3085f
NC
940#endif
941
ca0c25f6
NC
942#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
943#define PERL_USES_PL_PIDSTATUS
944#endif
945
e37778c2 946#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
a62746fa
RGS
947#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
948#endif
949
66a93824
NIS
950/* Cannot include embed.h here on Win32 as win32.h has not
951 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
952 */
96e176bf 953#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
cea2e8a9 954# include "embed.h"
eb8433b7
NC
955# ifndef PERL_MAD
956# undef op_getmad
b3f24c00 957# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 958# endif
cea2e8a9
GS
959#endif
960
c31fac66
GS
961#define MEM_SIZE Size_t
962
1936d2a7
NC
963/* Round all values passed to malloc up, by default to a multiple of
964 sizeof(size_t)
965*/
966#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
967#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
968#endif
969
51371543
GS
970#if defined(STANDARD_C) && defined(I_STDDEF)
971# include <stddef.h>
972# define STRUCT_OFFSET(s,m) offsetof(s,m)
973#else
974# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
975#endif
976
9969cdde 977#ifndef __SYMBIAN32__
27da23d5
JH
978# if defined(I_STRING) || defined(__cplusplus)
979# include <string.h>
980# else
981# include <strings.h>
982# endif
51371543
GS
983#endif
984
55497cff
PP
985/* This comes after <stdlib.h> so we don't try to change the standard
986 * library prototypes; we'll use our own in proto.h instead. */
03a14243 987
4633a7c4 988#ifdef MYMALLOC
86058a2d 989# ifdef PERL_POLLUTE_MALLOC
ee13e175 990# ifndef PERL_EXTMALLOC_DEF
86058a2d
GS
991# define Perl_malloc malloc
992# define Perl_calloc calloc
993# define Perl_realloc realloc
994# define Perl_mfree free
ee13e175 995# endif
86058a2d
GS
996# else
997# define EMBEDMYMALLOC /* for compatibility */
998# endif
827e134a 999
651b9576
GS
1000# define safemalloc Perl_malloc
1001# define safecalloc Perl_calloc
1002# define saferealloc Perl_realloc
1003# define safefree Perl_mfree
22f7c9c9
JH
1004# define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1005 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1006 code; \
1007 } STMT_END
1008# define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1009 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1010# define panic_write2(s) write(2, s, strlen(s))
1011# define CHECK_MALLOC_TAINT(newval) \
1012 CHECK_MALLOC_TOO_LATE_FOR_( \
1013 if (newval) { \
1014 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1015 exit(1); })
22f7c9c9 1016# define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
b0891165 1017 if (doing_taint(argc,argv,env)) { \
22f7c9c9
JH
1018 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1019 }} STMT_END;
f2517201
GS
1020#else /* MYMALLOC */
1021# define safemalloc safesysmalloc
1022# define safecalloc safesyscalloc
1023# define saferealloc safesysrealloc
1024# define safefree safesysfree
22f7c9c9
JH
1025# define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1026# define CHECK_MALLOC_TAINT(newval) ((void)0)
1027# define MALLOC_CHECK_TAINT(argc,argv,env)
55497cff 1028#endif /* MYMALLOC */
4633a7c4 1029
27da23d5 1030#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
1031#define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1032#define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1033#define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1034
a0d0e21e
LW
1035#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1036#define strchr index
1037#define strrchr rindex
1038#endif
1039
16d20bd9
AD
1040#ifdef I_MEMORY
1041# include <memory.h>
1042#endif
1043
fe14fcc3 1044#ifdef HAS_MEMCPY
85e6fe83 1045# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
fe14fcc3 1046# ifndef memcpy
20ce7b12 1047 extern char * memcpy (char*, char*, int);
ee0007ab
LW
1048# endif
1049# endif
1050#else
1051# ifndef memcpy
1052# ifdef HAS_BCOPY
1053# define memcpy(d,s,l) bcopy(s,d,l)
1054# else
1055# define memcpy(d,s,l) my_bcopy(s,d,l)
1056# endif
1057# endif
1058#endif /* HAS_MEMCPY */
fe14fcc3 1059
ee0007ab 1060#ifdef HAS_MEMSET
85e6fe83 1061# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1062# ifndef memset
20ce7b12 1063 extern char *memset (char*, int, int);
ee0007ab
LW
1064# endif
1065# endif
ee0007ab 1066#else
12ae5dfc 1067# undef memset
fc36a67e 1068# define memset(d,c,l) my_memset(d,c,l)
ee0007ab
LW
1069#endif /* HAS_MEMSET */
1070
85e6fe83 1071#if !defined(HAS_MEMMOVE) && !defined(memmove)
2304df62 1072# if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
79072805
LW
1073# define memmove(d,s,l) bcopy(s,d,l)
1074# else
2304df62 1075# if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
79072805 1076# define memmove(d,s,l) memcpy(d,s,l)
ee0007ab 1077# else
79072805 1078# define memmove(d,s,l) my_bcopy(s,d,l)
ee0007ab 1079# endif
352d5a3a 1080# endif
d9d8d8de 1081#endif
ee0007ab 1082
36477c24
PP
1083#if defined(mips) && defined(ultrix) && !defined(__STDC__)
1084# undef HAS_MEMCMP
1085#endif
1086
1087#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
85e6fe83 1088# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
ee0007ab 1089# ifndef memcmp
20ce7b12 1090 extern int memcmp (char*, char*, int);
ee0007ab
LW
1091# endif
1092# endif
36477c24 1093# ifdef BUGGY_MSC
7e4e8c89 1094# pragma function(memcmp)
36477c24 1095# endif
ee0007ab
LW
1096#else
1097# ifndef memcmp
ecfc5424 1098# define memcmp my_memcmp
352d5a3a 1099# endif
36477c24 1100#endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
8d063cd8 1101
fc36a67e 1102#ifndef memzero
c635e13b
PP
1103# ifdef HAS_MEMSET
1104# define memzero(d,l) memset(d,0,l)
79072805 1105# else
c635e13b
PP
1106# ifdef HAS_BZERO
1107# define memzero(d,l) bzero(d,l)
79072805 1108# else
fc36a67e 1109# define memzero(d,l) my_bzero(d,l)
79072805
LW
1110# endif
1111# endif
d9d8d8de 1112#endif
378cc40b 1113
2f42fcb0 1114#ifndef PERL_MICRO
0f27ced1
JH
1115#ifndef memchr
1116# ifndef HAS_MEMCHR
1117# define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1118# endif
1119#endif
2f42fcb0 1120#endif
0f27ced1 1121
36477c24
PP
1122#ifndef HAS_BCMP
1123# ifndef bcmp
1124# define bcmp(s1,s2,l) memcmp(s1,s2,l)
79072805 1125# endif
36477c24 1126#endif /* !HAS_BCMP */
378cc40b 1127
ae986130 1128#ifdef I_NETINET_IN
79072805 1129# include <netinet/in.h>
ae986130
LW
1130#endif
1131
28e8609d
JH
1132#ifdef I_ARPA_INET
1133# include <arpa/inet.h>
1134#endif
1135
84902520
TB
1136#if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1137/* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1138 * (the neo-BSD seem to do this). */
1139# undef SF_APPEND
1140#endif
1141
1aef975c 1142#ifdef I_SYS_STAT
84902520 1143# include <sys/stat.h>
1aef975c 1144#endif
79072805 1145
287a962e
JD
1146/* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1147 This definition should ideally go into win32/win32.h, but S_IFIFO is
1148 used later here in perl.h before win32/win32.h is being included. */
1149#if !defined(S_IFIFO) && defined(_S_IFIFO)
1150# define S_IFIFO _S_IFIFO
1151#endif
1152
a0d0e21e
LW
1153/* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1154 like UTekV) are broken, sometimes giving false positives. Undefine
1155 them here and let the code below set them to proper values.
1156
1157 The ghs macro stands for GreenHills Software C-1.8.5 which
1158 is the C compiler for sysV88 and the various derivatives.
1159 This header file bug is corrected in gcc-2.5.8 and later versions.
1160 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1161
1162#if defined(uts) || (defined(m88k) && defined(ghs))
79072805
LW
1163# undef S_ISDIR
1164# undef S_ISCHR
1165# undef S_ISBLK
1166# undef S_ISREG
1167# undef S_ISFIFO
1168# undef S_ISLNK
ee0007ab 1169#endif
135863df 1170
663a0e37
LW
1171#ifdef I_TIME
1172# include <time.h>
ffed7fef 1173#endif
663a0e37 1174
fe14fcc3 1175#ifdef I_SYS_TIME
85e6fe83 1176# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1177# define KERNEL
1178# endif
1179# include <sys/time.h>
85e6fe83 1180# ifdef I_SYS_TIME_KERNEL
663a0e37
LW
1181# undef KERNEL
1182# endif
a687059c 1183#endif
135863df 1184
55497cff 1185#if defined(HAS_TIMES) && defined(I_SYS_TIMES)
85e6fe83 1186# include <sys/times.h>
d9d8d8de 1187#endif
8d063cd8 1188
fe14fcc3 1189#if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
79072805 1190# undef HAS_STRERROR
663a0e37
LW
1191#endif
1192
1193#include <errno.h>
1e743fda 1194
acfe0abc 1195#if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
b4748376
NIS
1196# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1197#endif
1198
8cfab5ff
JH
1199/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1200 * This is important for using IPv6.
1201 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1202 * a bad idea since it breaks send() and recv(). */
1203#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1204# define _SOCKADDR_LEN
1205#endif
1206
8d3f517a 1207#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1e743fda
JH
1208# include <sys/socket.h>
1209# if defined(USE_SOCKS) && defined(I_SOCKS)
1210# if !defined(INCLUDE_PROTOTYPES)
1211# define INCLUDE_PROTOTYPES /* for <socks.h> */
1212# define PERL_SOCKS_NEED_PROTOTYPES
1213# endif
1214# include <socks.h>
1215# ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1216# undef INCLUDE_PROTOTYPES
1217# undef PERL_SOCKS_NEED_PROTOTYPES
ed6116ce 1218# endif
d460ef45 1219# endif
1e743fda 1220# ifdef I_NETDB
2986a63f
JH
1221# ifdef NETWARE
1222# include<stdio.h>
1223# endif
1e743fda
JH
1224# include <netdb.h>
1225# endif
1226# ifndef ENOTSOCK
1227# ifdef I_NET_ERRNO
1228# include <net/errno.h>
1229# endif
1230# endif
1231#endif
1232
fa0a29af 1233/* sockatmark() is so new (2001) that many places might have it hidden
29820b6d
MHM
1234 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1235 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
fa0a29af 1236#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
29820b6d
MHM
1237# if defined(__THROW) && defined(__GLIBC__)
1238int sockatmark(int) __THROW;
1239# else
2ef53570 1240int sockatmark(int);
29820b6d 1241# endif
2ef53570
JH
1242#endif
1243
7e827271 1244#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
1245EXTERN_C int fchdir(int);
1246EXTERN_C int flock(int, int);
1247EXTERN_C int fseeko(FILE *, off_t, int);
1248EXTERN_C off_t ftello(FILE *);
1249#endif
1250
7e827271 1251#if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1ccb7c8d 1252EXTERN_C char *crypt(const char *, const char *);
7e827271 1253EXTERN_C char **environ;
1ccb7c8d
JH
1254#endif
1255
83a6ff2e 1256#if defined(__cplusplus)
944c4fda 1257# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
b91fbb93 1258EXTERN_C char **environ;
83a6ff2e 1259# elif defined(__CYGWIN__)
667e2948
SP
1260EXTERN_C char *crypt(const char *, const char *);
1261#endif
83a6ff2e 1262#endif
667e2948 1263
1e743fda
JH
1264#ifdef SETERRNO
1265# undef SETERRNO /* SOCKS might have defined this */
ed6116ce 1266#endif
f86702cc
PP
1267
1268#ifdef VMS
1269# define SETERRNO(errcode,vmserrcode) \
1270 STMT_START { \
1271 set_errno(errcode); \
1272 set_vaxc_errno(vmserrcode); \
1273 } STMT_END
4ee39169
CS
1274# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1275# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1276# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1277# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1278
93189314
JH
1279# define LIB_INVARG LIB$_INVARG
1280# define RMS_DIR RMS$_DIR
1281# define RMS_FAC RMS$_FAC
1282# define RMS_FEX RMS$_FEX
1283# define RMS_FNF RMS$_FNF
1284# define RMS_IFI RMS$_IFI
1285# define RMS_ISI RMS$_ISI
1286# define RMS_PRV RMS$_PRV
1287# define SS_ACCVIO SS$_ACCVIO
1288# define SS_DEVOFFLINE SS$_DEVOFFLINE
1289# define SS_IVCHAN SS$_IVCHAN
1290# define SS_NORMAL SS$_NORMAL
748a9306 1291#else
aba27d88 1292# define SETERRNO(errcode,vmserrcode) (errno = (errcode))
4ee39169
CS
1293# define dSAVEDERRNO int saved_errno
1294# define dSAVE_ERRNO int saved_errno = errno
1295# define SAVE_ERRNO (saved_errno = errno)
1296# define RESTORE_ERRNO (errno = saved_errno)
1297
93189314
JH
1298# define LIB_INVARG 0
1299# define RMS_DIR 0
1300# define RMS_FAC 0
1301# define RMS_FEX 0
1302# define RMS_FNF 0
1303# define RMS_IFI 0
1304# define RMS_ISI 0
1305# define RMS_PRV 0
1306# define SS_ACCVIO 0
1307# define SS_DEVOFFLINE 0
1308# define SS_IVCHAN 0
1309# define SS_NORMAL 0
748a9306 1310#endif
ed6116ce 1311
3db8f154 1312#define ERRSV GvSV(PL_errgv)
414bf5ae
MHM
1313#ifdef PERL_CORE
1314# define DEFSV (0 + GvSVn(PL_defgv))
1315#else
1316# define DEFSV GvSVn(PL_defgv)
1317#endif
1318#define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
3db8f154 1319#define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
38a03e6e 1320
98eae8f5
GS
1321#define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1322
55497cff 1323#ifndef errno
5ff3f7a4
GS
1324 extern int errno; /* ANSI allows errno to be an lvalue expr.
1325 * For example in multithreaded environments
1326 * something like this might happen:
1327 * extern int *_errno(void);
1328 * #define errno (*_errno()) */
d9d8d8de 1329#endif
663a0e37 1330
2304df62 1331#ifdef HAS_STRERROR
a0d0e21e 1332# ifdef VMS
20ce7b12 1333 char *strerror (int,...);
a0d0e21e 1334# else
68dc0745 1335#ifndef DONT_DECLARE_STD
20ce7b12 1336 char *strerror (int);
68dc0745 1337#endif
a0d0e21e 1338# endif
2304df62
AD
1339# ifndef Strerror
1340# define Strerror strerror
1341# endif
1342#else
1343# ifdef HAS_SYS_ERRLIST
79072805
LW
1344 extern int sys_nerr;
1345 extern char *sys_errlist[];
2304df62
AD
1346# ifndef Strerror
1347# define Strerror(e) \
79072805 1348 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
2304df62 1349# endif
79072805 1350# endif
35c8bce7 1351#endif
663a0e37 1352
2304df62 1353#ifdef I_SYS_IOCTL
79072805
LW
1354# ifndef _IOCTL_
1355# include <sys/ioctl.h>
1356# endif
a687059c
LW
1357#endif
1358
ee0007ab 1359#if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
79072805
LW
1360# ifdef HAS_SOCKETPAIR
1361# undef HAS_SOCKETPAIR
1362# endif
2304df62
AD
1363# ifdef I_NDBM
1364# undef I_NDBM
79072805 1365# endif
a687059c
LW
1366#endif
1367
02fc2eee
NC
1368#ifndef HAS_SOCKETPAIR
1369# ifdef HAS_SOCKET
1370# define socketpair Perl_my_socketpair
1371# endif
1372#endif
1373
a687059c 1374#if INTSIZE == 2
79072805
LW
1375# define htoni htons
1376# define ntohi ntohs
a687059c 1377#else
79072805
LW
1378# define htoni htonl
1379# define ntohi ntohl
a687059c
LW
1380#endif
1381
a0d0e21e 1382/* Configure already sets Direntry_t */
35c8bce7 1383#if defined(I_DIRENT)
663a0e37 1384# include <dirent.h>
8f1f23e8
W
1385 /* NeXT needs dirent + sys/dir.h */
1386# if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
a0d0e21e
LW
1387# include <sys/dir.h>
1388# endif
ae986130 1389#else
fe14fcc3 1390# ifdef I_SYS_NDIR
79a0689e 1391# include <sys/ndir.h>
663a0e37 1392# else
fe14fcc3 1393# ifdef I_SYS_DIR
79a0689e
LW
1394# ifdef hp9000s500
1395# include <ndir.h> /* may be wrong in the future */
1396# else
1397# include <sys/dir.h>
1398# endif
663a0e37
LW
1399# endif
1400# endif
4633a7c4 1401#endif
a687059c 1402
12ae5dfc
JH
1403#ifdef PERL_MICRO
1404# ifndef DIR
1405# define DIR void
1406# endif
1407#endif
1408
352d5a3a
LW
1409#ifdef FPUTS_BOTCH
1410/* work around botch in SunOS 4.0.1 and 4.0.2 */
1411# ifndef fputs
79072805 1412# define fputs(sv,fp) fprintf(fp,"%s",sv)
352d5a3a
LW
1413# endif
1414#endif
1415
c623bd54
LW
1416/*
1417 * The following gobbledygook brought to you on behalf of __STDC__.
1418 * (I could just use #ifndef __STDC__, but this is more bulletproof
1419 * in the face of half-implementations.)
1420 */
1421
7114a2d2 1422#if defined(I_SYSMODE) && !defined(PERL_MICRO)
ca6e1c26
JH
1423#include <sys/mode.h>
1424#endif
1425
c623bd54
LW
1426#ifndef S_IFMT
1427# ifdef _S_IFMT
1428# define S_IFMT _S_IFMT
1429# else
1430# define S_IFMT 0170000
1431# endif
1432#endif
1433
1434#ifndef S_ISDIR
1435# define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1436#endif
1437
1438#ifndef S_ISCHR
1439# define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1440#endif
1441
1442#ifndef S_ISBLK
fe14fcc3
LW
1443# ifdef S_IFBLK
1444# define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1445# else
1446# define S_ISBLK(m) (0)
1447# endif
c623bd54
LW
1448#endif
1449
1450#ifndef S_ISREG
1451# define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1452#endif
1453
1454#ifndef S_ISFIFO
fe14fcc3
LW
1455# ifdef S_IFIFO
1456# define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1457# else
1458# define S_ISFIFO(m) (0)
1459# endif
c623bd54
LW
1460#endif
1461
1462#ifndef S_ISLNK
1463# ifdef _S_ISLNK
1464# define S_ISLNK(m) _S_ISLNK(m)
1465# else
1466# ifdef _S_IFLNK
1467# define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1468# else
1469# ifdef S_IFLNK
1470# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1471# else
1472# define S_ISLNK(m) (0)
1473# endif
1474# endif
1475# endif
1476#endif
1477
1478#ifndef S_ISSOCK
1479# ifdef _S_ISSOCK
1480# define S_ISSOCK(m) _S_ISSOCK(m)
1481# else
1482# ifdef _S_IFSOCK
1483# define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1484# else
1485# ifdef S_IFSOCK
1486# define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1487# else
1488# define S_ISSOCK(m) (0)
1489# endif
1490# endif
1491# endif
1492#endif
1493
1494#ifndef S_IRUSR
1495# ifdef S_IREAD
1496# define S_IRUSR S_IREAD
1497# define S_IWUSR S_IWRITE
1498# define S_IXUSR S_IEXEC
1499# else
1500# define S_IRUSR 0400
1501# define S_IWUSR 0200
1502# define S_IXUSR 0100
1503# endif
fac7cdfc 1504#endif
1505
1506#ifndef S_IRGRP
1507# ifdef S_IRUSR
1508# define S_IRGRP (S_IRUSR>>3)
1509# define S_IWGRP (S_IWUSR>>3)
1510# define S_IXGRP (S_IXUSR>>3)
1511# else
1512# define S_IRGRP 0040
1513# define S_IWGRP 0020
1514# define S_IXGRP 0010
1515# endif
1516#endif
1517
1518#ifndef S_IROTH
1519# ifdef S_IRUSR
1520# define S_IROTH (S_IRUSR>>6)
1521# define S_IWOTH (S_IWUSR>>6)
1522# define S_IXOTH (S_IXUSR>>6)
1523# else
1524# define S_IROTH 0040
1525# define S_IWOTH 0020
1526# define S_IXOTH 0010
1527# endif
c623bd54
LW
1528#endif
1529
1530#ifndef S_ISUID
1531# define S_ISUID 04000
1532#endif
1533
1534#ifndef S_ISGID
1535# define S_ISGID 02000
1536#endif
1537
ca6e1c26
JH
1538#ifndef S_IRWXU
1539# define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
d460ef45 1540#endif
ca6e1c26
JH
1541
1542#ifndef S_IRWXG
1543# define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
d460ef45 1544#endif
ca6e1c26
JH
1545
1546#ifndef S_IRWXO
1547# define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
d460ef45 1548#endif
ca6e1c26 1549
df00ff3b 1550/* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
c21fb2b8
JH
1551 * which would get included through <sys/file.h >, but that is 3000
1552 * lines in the future. --jhi */
1553
df00ff3b 1554#if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1555# define S_IREAD S_IRUSR
1556#endif
1557
df00ff3b 1558#if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
ca6e1c26
JH
1559# define S_IWRITE S_IWUSR
1560#endif
1561
1562#ifndef S_IEXEC
1563# define S_IEXEC S_IXUSR
1564#endif
1565
79072805
LW
1566#ifdef ff_next
1567# undef ff_next
352d5a3a
LW
1568#endif
1569
a0d0e21e 1570#if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
45d8adaa
LW
1571# define SLOPPYDIVIDE
1572#endif
1573
748a9306
LW
1574#ifdef UV
1575#undef UV
1576#endif
1577
c89df6bf
JH
1578#ifdef SPRINTF_E_BUG
1579# define sprintf UTS_sprintf_wrap
1580#endif
1581
ce582cee
NC
1582/* For the times when you want the return value of sprintf, and you want it
1583 to be the length. Can't have a thread variable passed in, because C89 has
1584 no varargs macros.
1585*/
1586#ifdef SPRINTF_RETURNS_STRLEN
1587# define my_sprintf sprintf
1588#else
1589# define my_sprintf Perl_my_sprintf
1590#endif
1591
5b692037
JH
1592/*
1593 * If we have v?snprintf() and the C99 variadic macros, we can just
1594 * use just the v?snprintf(). It is nice to try to trap the buffer
1595 * overflow, however, so if we are DEBUGGING, and we cannot use the
e5afc1ae
DD
1596 * gcc statement expressions, then use the function wrappers which try
1597 * to trap the overflow. If we can use the gcc statement expressions,
1598 * we can try that even with the version that uses the C99 variadic
1599 * macros.
5b692037
JH
1600 */
1601
1208b3dd
JH
1602/* Note that we do not check against snprintf()/vsnprintf() returning
1603 * negative values because that is non-standard behaviour and we use
1604 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1605 * that should be true only if the snprintf()/vsnprintf() are true
1606 * to the standard. */
1607
dfeee9b1 1608#if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1609# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1610# 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 1611# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1612# else
1613# define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1614# endif
1615#else
1616# define my_snprintf Perl_my_snprintf
1208b3dd 1617# define PERL_MY_SNPRINTF_GUARDED
5b692037
JH
1618#endif
1619
dfeee9b1 1620#if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
5b692037 1621# ifdef PERL_USE_GCC_BRACE_GROUPS
12e82c57 1622# 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 1623# define PERL_MY_VSNPRINTF_GUARDED
5b692037
JH
1624# else
1625# define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1626# endif
1627#else
1628# define my_vsnprintf Perl_my_vsnprintf
1208b3dd 1629# define PERL_MY_VSNPRINTF_GUARDED
5b692037 1630#endif
d9fad198 1631
a6cc4119
SP
1632#ifdef HAS_STRLCAT
1633# define my_strlcat strlcat
1634#else
1635# define my_strlcat Perl_my_strlcat
1636#endif
1637
1638#ifdef HAS_STRLCPY
1639# define my_strlcpy strlcpy
1640#else
1641# define my_strlcpy Perl_my_strlcpy
1642#endif
1643
c495e728
JH
1644/* Configure gets this right but the UTS compiler gets it wrong.
1645 -- Hal Morris <hom00@utsglobal.com> */
1646#ifdef UTS
1647# undef UVTYPE
1648# define UVTYPE unsigned
1649#endif
1650
05f13f53 1651/*
27d4fb96
PP
1652 The IV type is supposed to be long enough to hold any integral
1653 value or a pointer.
1654 --Andy Dougherty August 1996
1655*/
1656
a22e52b9
JH
1657typedef IVTYPE IV;
1658typedef UVTYPE UV;
8175356b 1659
10cc9d2a 1660#if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
6b8eaf93 1661# if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
5ff3f7a4
GS
1662# define IV_MAX INT64_MAX
1663# define IV_MIN INT64_MIN
1664# define UV_MAX UINT64_MAX
cae7ae48
JH
1665# ifndef UINT64_MIN
1666# define UINT64_MIN 0
1667# endif
5ff3f7a4
GS
1668# define UV_MIN UINT64_MIN
1669# else
1670# define IV_MAX PERL_QUAD_MAX
1671# define IV_MIN PERL_QUAD_MIN
1672# define UV_MAX PERL_UQUAD_MAX
1673# define UV_MIN PERL_UQUAD_MIN
1674# endif
cf2093f6
JH
1675# define IV_IS_QUAD
1676# define UV_IS_QUAD
79072805 1677#else
8175356b 1678# if defined(INT32_MAX) && IVSIZE == 4
5ff3f7a4
GS
1679# define IV_MAX INT32_MAX
1680# define IV_MIN INT32_MIN
716026f9
DL
1681# ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1682# define UV_MAX UINT32_MAX
1683# else
1684# define UV_MAX 4294967295U
1685# endif
cae7ae48
JH
1686# ifndef UINT32_MIN
1687# define UINT32_MIN 0
1688# endif
5ff3f7a4
GS
1689# define UV_MIN UINT32_MIN
1690# else
1691# define IV_MAX PERL_LONG_MAX
1692# define IV_MIN PERL_LONG_MIN
1693# define UV_MAX PERL_ULONG_MAX
1694# define UV_MIN PERL_ULONG_MIN
1695# endif
8175356b 1696# if IVSIZE == 8
cf2093f6
JH
1697# define IV_IS_QUAD
1698# define UV_IS_QUAD
de1c2614
JH
1699# ifndef HAS_QUAD
1700# define HAS_QUAD
1701# endif
cf2093f6
JH
1702# else
1703# undef IV_IS_QUAD
1704# undef UV_IS_QUAD
de1c2614 1705# undef HAS_QUAD
cf2093f6 1706# endif
79072805 1707#endif
d7d93a81 1708
1109a392
MHM
1709#ifndef HAS_QUAD
1710# undef PERL_NEED_MY_HTOLE64
1711# undef PERL_NEED_MY_LETOH64
1712# undef PERL_NEED_MY_HTOBE64
1713# undef PERL_NEED_MY_BETOH64
1714#endif
1715
6cde8aec 1716#if defined(uts) || defined(UTS)
11afe549
HM
1717# undef UV_MAX
1718# define UV_MAX (4294967295u)
20601011
JH
1719#endif
1720
cae7ae48 1721#define IV_DIG (BIT_DIGITS(IVSIZE * 8))
22ec83e3 1722#define UV_DIG (BIT_DIGITS(UVSIZE * 8))
56431972 1723
28e5dec8 1724#ifndef NO_PERL_PRESERVE_IVUV
f5c03d33 1725#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
28e5dec8
JH
1726#endif
1727
d460ef45 1728/*
26bb67e2
JH
1729 * The macros INT2PTR and NUM2PTR are (despite their names)
1730 * bi-directional: they will convert int/float to or from pointers.
1731 * However the conversion to int/float are named explicitly:
1732 * PTR2IV, PTR2UV, PTR2NV.
1733 *
1734 * For int conversions we do not need two casts if pointers are
1735 * the same size as IV and UV. Otherwise we need an explicit
1736 * cast (PTRV) to avoid compiler warnings.
1737 */
56431972
RB
1738#if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1739# define PTRV UV
1740# define INT2PTR(any,d) (any)(d)
1741#else
d460ef45 1742# if PTRSIZE == LONGSIZE
56431972 1743# define PTRV unsigned long
e91e3b10 1744# define PTR2ul(p) (unsigned long)(p)
42718184 1745# else
56431972 1746# define PTRV unsigned
42718184 1747# endif
e91e3b10
RB
1748#endif
1749
1750#ifndef INT2PTR
56431972 1751# define INT2PTR(any,d) (any)(PTRV)(d)
42718184 1752#endif
e91e3b10
RB
1753
1754#ifndef PTR2ul
1755# define PTR2ul(p) INT2PTR(unsigned long,p)
1756#endif
1757
56431972
RB
1758#define NUM2PTR(any,d) (any)(PTRV)(d)
1759#define PTR2IV(p) INT2PTR(IV,p)
1760#define PTR2UV(p) INT2PTR(UV,p)
1761#define PTR2NV(p) NUM2PTR(NV,p)
e91e3b10 1762#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
d460ef45 1763
8141890a
JH
1764/* According to strict ANSI C89 one cannot freely cast between
1765 * data pointers and function (code) pointers. There are at least
1766 * two ways around this. One (used below) is to do two casts,
1767 * first the other pointer to an (unsigned) integer, and then
1768 * the integer to the other pointer. The other way would be
1769 * to use unions to "overlay" the pointers. For an example of
1770 * the latter technique, see union dirpu in struct xpvio in sv.h.
1771 * The only feasible use is probably temporarily storing
1772 * function pointers in a data pointer (such as a void pointer). */
1773
e91e3b10
RB
1774#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1775#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
8141890a 1776
65202027 1777#ifdef USE_LONG_DOUBLE
1048ea30
JH
1778# if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1779# define LONG_DOUBLE_EQUALS_DOUBLE
1780# endif
68d4903c 1781# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
2d4389e4 1782# undef USE_LONG_DOUBLE /* Ouch! */
65202027
DS
1783# endif
1784#endif
1785
2d4389e4
JH
1786#ifdef OVR_DBL_DIG
1787/* Use an overridden DBL_DIG */
1788# ifdef DBL_DIG
1789# undef DBL_DIG
1790# endif
1791# define DBL_DIG OVR_DBL_DIG
1792#else
1793/* The following is all to get DBL_DIG, in order to pick a nice
205f51d8
AS
1794 default value for printing floating point numbers in Gconvert
1795 (see config.h). (It also has other uses, such as figuring out if
1796 a given precision of printing can be done with a double instead of
1797 a long double - Allen).
2d4389e4
JH
1798*/
1799#ifdef I_LIMITS
1800#include <limits.h>
1801#endif
1802#ifdef I_FLOAT
1803#include <float.h>
1804#endif
1805#ifndef HAS_DBL_DIG
1806#define DBL_DIG 15 /* A guess that works lots of places */
1807#endif
1808#endif
1809
1810#ifdef OVR_LDBL_DIG
1811/* Use an overridden LDBL_DIG */
1812# ifdef LDBL_DIG
1813# undef LDBL_DIG
1814# endif
1815# define LDBL_DIG OVR_LDBL_DIG
1816#else
1817/* The following is all to get LDBL_DIG, in order to pick a nice
1818 default value for printing floating point numbers in Gconvert.
1819 (see config.h)
1820*/
68d4903c
JH
1821# ifdef I_LIMITS
1822# include <limits.h>
1823# endif
1824# ifdef I_FLOAT
1825# include <float.h>
1826# endif
1827# ifndef HAS_LDBL_DIG
1828# if LONG_DOUBLESIZE == 10
1829# define LDBL_DIG 18 /* assume IEEE */
1830# else
1831# if LONG_DOUBLESIZE == 12
1832# define LDBL_DIG 18 /* gcc? */
1833# else
1834# if LONG_DOUBLESIZE == 16
1835# define LDBL_DIG 33 /* assume IEEE */
1836# else
1837# if LONG_DOUBLESIZE == DOUBLESIZE
1838# define LDBL_DIG DBL_DIG /* bummer */
1839# endif
1840# endif
1841# endif
1842# endif
1843# endif
2d4389e4
JH
1844#endif
1845
20f6aaab
AS
1846/*
1847 * This is for making sure we have a good DBL_MAX value, if possible,
1848 * either for usage as NV_MAX or for usage in figuring out if we can
1849 * fit a given long double into a double, if bug-fixing makes it
1850 * necessary to do so. - Allen <allens@cpan.org>
1851 */
1852
205f51d8
AS
1853#ifdef I_LIMITS
1854# include <limits.h>
20f6aaab
AS
1855#endif
1856
205f51d8
AS
1857#ifdef I_VALUES
1858# if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1859# include <values.h>
1860# if defined(MAXDOUBLE) && !defined(DBL_MAX)
1861# define DBL_MAX MAXDOUBLE
1862# endif
1863# if defined(MINDOUBLE) && !defined(DBL_MIN)
1864# define DBL_MIN MINDOUBLE
1865# endif
1866# endif
1867#endif /* defined(I_VALUES) */
1868
a22e52b9 1869typedef NVTYPE NV;
8175356b 1870
792d8dab
JH
1871#ifdef I_IEEEFP
1872# include <ieeefp.h>
1873#endif
923fc586 1874
65202027 1875#ifdef USE_LONG_DOUBLE
923fc586
JH
1876# ifdef I_SUNMATH
1877# include <sunmath.h>
1878# endif
2d4389e4 1879# define NV_DIG LDBL_DIG
d6c14000
JH
1880# ifdef LDBL_MANT_DIG
1881# define NV_MANT_DIG LDBL_MANT_DIG
1882# endif
06fc1729
JH
1883# ifdef LDBL_MIN
1884# define NV_MIN LDBL_MIN
1885# endif
1886# ifdef LDBL_MAX
1887# define NV_MAX LDBL_MAX
1888# endif
1889# ifdef LDBL_MIN_10_EXP
1890# define NV_MIN_10_EXP LDBL_MIN_10_EXP
1891# endif
1892# ifdef LDBL_MAX_10_EXP
1893# define NV_MAX_10_EXP LDBL_MAX_10_EXP
1894# endif
1895# ifdef LDBL_EPSILON
1896# define NV_EPSILON LDBL_EPSILON
1897# endif
f4a14a62
JH
1898# ifdef LDBL_MAX
1899# define NV_MAX LDBL_MAX
20f6aaab 1900/* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
f4a14a62
JH
1901# else
1902# ifdef HUGE_VALL
1903# define NV_MAX HUGE_VALL
1904# else
1905# ifdef HUGE_VAL
1906# define NV_MAX ((NV)HUGE_VAL)
1907# endif
1908# endif
1909# endif
68d4903c 1910# ifdef HAS_SQRTL
68d4903c
JH
1911# define Perl_cos cosl
1912# define Perl_sin sinl
1913# define Perl_sqrt sqrtl
1914# define Perl_exp expl
1915# define Perl_log logl
1916# define Perl_atan2 atan2l
1917# define Perl_pow powl
1918# define Perl_floor floorl
1bbae031 1919# define Perl_ceil ceill
68d4903c
JH
1920# define Perl_fmod fmodl
1921# endif
a3540c92
JH
1922/* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1923# ifdef HAS_MODFL
1924# define Perl_modf(x,y) modfl(x,y)
51997bc3
NC
1925/* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1926 prototype in <math.h> */
1927# ifndef HAS_MODFL_PROTO
a221a8a5 1928EXTERN_C long double modfl(long double, long double *);
51997bc3 1929# endif
03476e8e
JH
1930# else
1931# if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
55954f19 1932 extern long double Perl_my_modfl(long double x, long double *ip);
03476e8e
JH
1933# define Perl_modf(x,y) Perl_my_modfl(x,y)
1934# endif
a3540c92
JH
1935# endif
1936# ifdef HAS_FREXPL
dff3e0b8 1937# define Perl_frexp(x,y) frexpl(x,y)
03476e8e
JH
1938# else
1939# if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
55954f19 1940 extern long double Perl_my_frexpl(long double x, int *e);
03476e8e
JH
1941# define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1942# endif
a3540c92 1943# endif
38dbb4c5 1944# ifndef Perl_isnan
758a5d79
JH
1945# ifdef HAS_ISNANL
1946# define Perl_isnan(x) isnanl(x)
1947# endif
1948# endif
1949# ifndef Perl_isinf
1950# ifdef HAS_FINITEL
1951# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
a3540c92
JH
1952# endif
1953# endif
65202027 1954#else
2d4389e4 1955# define NV_DIG DBL_DIG
d6c14000
JH
1956# ifdef DBL_MANT_DIG
1957# define NV_MANT_DIG DBL_MANT_DIG
1958# endif
06fc1729
JH
1959# ifdef DBL_MIN
1960# define NV_MIN DBL_MIN
1961# endif
1962# ifdef DBL_MAX
1963# define NV_MAX DBL_MAX
1964# endif
1965# ifdef DBL_MIN_10_EXP
1966# define NV_MIN_10_EXP DBL_MIN_10_EXP
1967# endif
1968# ifdef DBL_MAX_10_EXP
1969# define NV_MAX_10_EXP DBL_MAX_10_EXP
1970# endif
1971# ifdef DBL_EPSILON
1972# define NV_EPSILON DBL_EPSILON
1973# endif
205f51d8 1974# ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
f4a14a62
JH
1975# define NV_MAX DBL_MAX
1976# define NV_MIN DBL_MIN
1977# else
1978# ifdef HUGE_VAL
1979# define NV_MAX HUGE_VAL
1980# endif
1981# endif
65202027
DS
1982# define Perl_cos cos
1983# define Perl_sin sin
1984# define Perl_sqrt sqrt
1985# define Perl_exp exp
1986# define Perl_log log
1987# define Perl_atan2 atan2
1988# define Perl_pow pow
1989# define Perl_floor floor
1bbae031 1990# define Perl_ceil ceil
65202027 1991# define Perl_fmod fmod
a3540c92 1992# define Perl_modf(x,y) modf(x,y)
dff3e0b8 1993# define Perl_frexp(x,y) frexp(x,y)
758a5d79
JH
1994#endif
1995
1996/* rumor has it that Win32 has _fpclass() */
1997
205f51d8
AS
1998/* SGI has fpclassl... but not with the same result values,
1999 * and it's via a typedef (not via #define), so will need to redo Configure
2000 * to use. Not worth the trouble, IMO, at least until the below is used
2001 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2002 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2003 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2004
758a5d79
JH
2005#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2006# ifdef I_IEEFP
2007# include <ieeefp.h>
2008# endif
2009# ifdef I_FP
2010# include <fp.h>
2011# endif
2012# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2013# define Perl_fp_class() fpclassl(x)
2014# else
2015# define Perl_fp_class() fpclass(x)
2016# endif
2017# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2018# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2019# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2020# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2021# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2022# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2023# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2024# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2025# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2026# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2027# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2028# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2029# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2030# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2031# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2032#endif
2033
7114a2d2 2034#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
758a5d79
JH
2035# include <math.h>
2036# if !defined(FP_SNAN) && defined(I_FP_CLASS)
2037# include <fp_class.h>
2038# endif
2039# define Perl_fp_class(x) fp_class(x)
2040# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2041# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2042# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2043# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2044# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2045# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2046# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2047# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2048# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2049# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2050# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2051# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2052# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2053# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2054# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2055#endif
2056
2057#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2058# include <math.h>
2059# define Perl_fp_class(x) fpclassify(x)
38dbb4c5 2060# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
758a5d79
JH
2061# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2062# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2063# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2064# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2065#endif
2066
2067#if !defined(Perl_fp_class) && defined(HAS_CLASS)
2068# include <math.h>
2069# ifndef _cplusplus
2070# define Perl_fp_class(x) class(x)
2071# else
2072# define Perl_fp_class(x) _class(x)
2073# endif
2074# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2075# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2076# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2077# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2078# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2079# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2080# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2081# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2082# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2083# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2084# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2085# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2086# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2087# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2088# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2089#endif
2090
2091/* rumor has it that Win32 has _isnan() */
2092
2093#ifndef Perl_isnan
a3540c92 2094# ifdef HAS_ISNAN
758a5d79
JH
2095# define Perl_isnan(x) isnan((NV)x)
2096# else
2097# ifdef Perl_fp_class_nan
2098# define Perl_isnan(x) Perl_fp_class_nan(x)
2099# else
2100# ifdef HAS_UNORDERED
2101# define Perl_isnan(x) unordered((x), 0.0)
2102# else
2103# define Perl_isnan(x) ((x)!=(x))
2104# endif
2105# endif
2106# endif
2107#endif
2108
ca6c63e1
JH
2109#ifdef UNDER_CE
2110int isnan(double d);
2111#endif
2112
758a5d79
JH
2113#ifndef Perl_isinf
2114# ifdef HAS_ISINF
2115# define Perl_isinf(x) isinf((NV)x)
a3540c92 2116# else
758a5d79
JH
2117# ifdef Perl_fp_class_inf
2118# define Perl_isinf(x) Perl_fp_class_inf(x)
2119# else
2120# define Perl_isinf(x) ((x)==NV_INF)
2121# endif
2122# endif
2123#endif
2124
2125#ifndef Perl_isfinite
2126# ifdef HAS_FINITE
2127# define Perl_isfinite(x) finite((NV)x)
2128# else
2129# ifdef HAS_ISFINITE
2130# define Perl_isfinite(x) isfinite(x)
2131# else
2132# ifdef Perl_fp_class_finite
2133# define Perl_isfinite(x) Perl_fp_class_finite(x)
2134# else
2135# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2136# endif
2137# endif
a3540c92 2138# endif
65202027
DS
2139#endif
2140
a36244b7
JH
2141/* The default is to use Perl's own atof() implementation (in numeric.c).
2142 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2143 * it is however best to use the native implementation of atof.
2144 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2145 * Some good tests to try out with either setting are t/base/num.t,
205f51d8
AS
2146 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2147 * you may need to be using a different function than atof! */
a36244b7
JH
2148
2149#ifndef USE_PERL_ATOF
2150# ifndef _UNICOS
2151# define USE_PERL_ATOF
2152# endif
2153#else
2154# if USE_PERL_ATOF == 0
2155# undef USE_PERL_ATOF
2156# endif
2157#endif
2158
2159#ifdef USE_PERL_ATOF
2160# define Perl_atof(s) Perl_my_atof(s)
2161# define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2162#else
2163# define Perl_atof(s) (NV)atof(s)
2164# define Perl_atof2(s, n) ((n) = atof(s))
2165#endif
cf2093f6 2166
d460ef45 2167/* Previously these definitions used hardcoded figures.
760ac839
LW
2168 * It is hoped these formula are more portable, although
2169 * no data one way or another is presently known to me.
2170 * The "PERL_" names are used because these calculated constants
2171 * do not meet the ANSI requirements for LONG_MAX, etc., which
2172 * need to be constants acceptable to #if - kja
2173 * define PERL_LONG_MAX 2147483647L
2174 * define PERL_LONG_MIN (-LONG_MAX - 1)
2175 * define PERL ULONG_MAX 4294967295L
2176 */
2177
2178#ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2179# include <limits.h>
760ac839 2180#endif
205f51d8
AS
2181/* Included values.h above if necessary; still including limits.h down here,
2182 * despite doing above, because math.h might have overriden... XXX - Allen */
760ac839 2183
99abf803
PP
2184/*
2185 * Try to figure out max and min values for the integral types. THE CORRECT
2186 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2187 * following hacks are used if neither limits.h or values.h provide them:
2188 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2189 * for types < int: (unsigned TYPE)~(unsigned)0
2190 * The argument to ~ must be unsigned so that later signed->unsigned
2191 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2192 * and it must not be smaller than int because ~ does integral promotion.
2193 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2194 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2195 * The latter is a hack which happens to work on some machines but
2196 * does *not* catch any random system, or things like integer types
2197 * with NaN if that is possible.
2198 *
2199 * All of the types are explicitly cast to prevent accidental loss of
2200 * numeric range, and in the hope that they will be less likely to confuse
2201 * over-eager optimizers.
2202 *
2203 */
27d4fb96 2204
99abf803
PP
2205#define PERL_UCHAR_MIN ((unsigned char)0)
2206
2207#ifdef UCHAR_MAX
2208# define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
27d4fb96 2209#else
99abf803
PP
2210# ifdef MAXUCHAR
2211# define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
27d4fb96 2212# else
99abf803 2213# define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
27d4fb96
PP
2214# endif
2215#endif
d460ef45 2216
99abf803
PP
2217/*
2218 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2219 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2220 * depending on local options. Until Configure detects this (or at least
2221 * detects whether the "signed" keyword is available) the CHAR ranges
2222 * will not be included. UCHAR functions normally.
2223 * - kja
2224 */
27d4fb96 2225
99abf803
PP
2226#define PERL_USHORT_MIN ((unsigned short)0)
2227
2228#ifdef USHORT_MAX
2229# define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
27d4fb96 2230#else
99abf803
PP
2231# ifdef MAXUSHORT
2232# define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
27d4fb96 2233# else
ef2f54b0
CB
2234# ifdef USHRT_MAX
2235# define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2236# else
2237# define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2238# endif
27d4fb96
PP
2239# endif
2240#endif
2241
27d4fb96 2242#ifdef SHORT_MAX
99abf803 2243# define PERL_SHORT_MAX ((short)SHORT_MAX)
27d4fb96
PP
2244#else
2245# ifdef MAXSHORT /* Often used in <values.h> */
99abf803 2246# define PERL_SHORT_MAX ((short)MAXSHORT)
27d4fb96 2247# else
ef2f54b0
CB
2248# ifdef SHRT_MAX
2249# define PERL_SHORT_MAX ((short)SHRT_MAX)
2250# else
2251# define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2252# endif
27d4fb96
PP
2253# endif
2254#endif
2255
2256#ifdef SHORT_MIN
99abf803 2257# define PERL_SHORT_MIN ((short)SHORT_MIN)
27d4fb96
PP
2258#else
2259# ifdef MINSHORT
99abf803 2260# define PERL_SHORT_MIN ((short)MINSHORT)
27d4fb96 2261# else
ef2f54b0
CB
2262# ifdef SHRT_MIN
2263# define PERL_SHORT_MIN ((short)SHRT_MIN)
2264# else
2265# define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2266# endif
27d4fb96
PP
2267# endif
2268#endif
2269
99abf803
PP
2270#ifdef UINT_MAX
2271# define PERL_UINT_MAX ((unsigned int)UINT_MAX)
27d4fb96 2272#else
99abf803
PP
2273# ifdef MAXUINT
2274# define PERL_UINT_MAX ((unsigned int)MAXUINT)
27d4fb96 2275# else
99abf803 2276# define PERL_UINT_MAX (~(unsigned int)0)
27d4fb96
PP
2277# endif
2278#endif
2279
99abf803 2280#define PERL_UINT_MIN ((unsigned int)0)
27d4fb96
PP
2281
2282#ifdef INT_MAX
99abf803 2283# define PERL_INT_MAX ((int)INT_MAX)
27d4fb96
PP
2284#else
2285# ifdef MAXINT /* Often used in <values.h> */
99abf803 2286# define PERL_INT_MAX ((int)MAXINT)
27d4fb96 2287# else
99abf803 2288# define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
27d4fb96
PP
2289# endif
2290#endif
2291
2292#ifdef INT_MIN
99abf803 2293# define PERL_INT_MIN ((int)INT_MIN)
27d4fb96
PP
2294#else
2295# ifdef MININT
99abf803 2296# define PERL_INT_MIN ((int)MININT)
27d4fb96
PP
2297# else
2298# define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2299# endif
2300#endif
2301
99abf803
PP
2302#ifdef ULONG_MAX
2303# define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
27d4fb96 2304#else
99abf803
PP
2305# ifdef MAXULONG
2306# define PERL_ULONG_MAX ((unsigned long)MAXULONG)
27d4fb96 2307# else
99abf803 2308# define PERL_ULONG_MAX (~(unsigned long)0)
27d4fb96
PP
2309# endif
2310#endif
2311
99abf803 2312#define PERL_ULONG_MIN ((unsigned long)0L)
27d4fb96 2313
760ac839 2314#ifdef LONG_MAX
99abf803 2315# define PERL_LONG_MAX ((long)LONG_MAX)
760ac839
LW
2316#else
2317# ifdef MAXLONG /* Often used in <values.h> */
99abf803 2318# define PERL_LONG_MAX ((long)MAXLONG)
760ac839 2319# else
99abf803 2320# define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
760ac839
LW
2321# endif
2322#endif
2323
2324#ifdef LONG_MIN
99abf803 2325# define PERL_LONG_MIN ((long)LONG_MIN)
760ac839
LW
2326#else
2327# ifdef MINLONG
99abf803 2328# define PERL_LONG_MIN ((long)MINLONG)
760ac839 2329# else
27d4fb96 2330# define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
760ac839
LW
2331# endif
2332#endif
2333
d7d93a81 2334#ifdef UV_IS_QUAD
99abf803 2335
99abf803 2336# define PERL_UQUAD_MAX (~(UV)0)
f1c3b19a 2337# define PERL_UQUAD_MIN ((UV)0)
99abf803 2338# define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
a6e633de 2339# define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
27d4fb96 2340
79072805
LW
2341#endif
2342
22f7c9c9
JH
2343#ifdef MYMALLOC
2344# include "malloc_ctl.h"
2345#endif
2346
830247a4 2347struct RExC_state_t;
8e11feef 2348struct _reg_trie_data;
880b20b6 2349
ee0007ab 2350typedef MEM_SIZE STRLEN;
450a55e4 2351
598921a7
NC
2352#ifdef PERL_MAD
2353typedef struct token TOKEN;
2354typedef struct madprop MADPROP;
2355typedef struct nexttoken NEXTTOKE;
2356#endif
79072805
LW
2357typedef struct op OP;
2358typedef struct cop COP;
2359typedef struct unop UNOP;
2360typedef struct binop BINOP;
2361typedef struct listop LISTOP;
2362typedef struct logop LOGOP;
79072805
LW
2363typedef struct pmop PMOP;
2364typedef struct svop SVOP;
7934575e 2365typedef struct padop PADOP;
79072805 2366typedef struct pvop PVOP;
79072805
LW
2367typedef struct loop LOOP;
2368
cd1541b2
NC
2369typedef struct interpreter PerlInterpreter;
2370
d2b3f365
SS
2371/* Amdahl's <ksync.h> has struct sv */
2372/* SGI's <sys/sema.h> has struct sv */
2373#if defined(UTS) || defined(__sgi)
2374# define STRUCT_SV perl_sv
b8d3c5db
JH
2375#else
2376# define STRUCT_SV sv
2377#endif
2378typedef struct STRUCT_SV SV;
79072805
LW
2379typedef struct av AV;
2380typedef struct hv HV;
2381typedef struct cv CV;
288b8c02 2382typedef struct regexp ORANGE; /* This is the body structure. */
d2f13c59 2383typedef struct p5rx REGEXP;
79072805 2384typedef struct gp GP;
0c30d9ec 2385typedef struct gv GV;
8990e307 2386typedef struct io IO;
c09156bb 2387typedef struct context PERL_CONTEXT;
79072805
LW
2388typedef struct block BLOCK;
2389
2390typedef struct magic MAGIC;
2391typedef struct xpv XPV;
2392typedef struct xpviv XPVIV;
ff68c719 2393typedef struct xpvuv XPVUV;
79072805
LW
2394typedef struct xpvnv XPVNV;
2395typedef struct xpvmg XPVMG;
2396typedef struct xpvlv XPVLV;
2397typedef struct xpvav XPVAV;
2398typedef struct xpvhv XPVHV;
2399typedef struct xpvgv XPVGV;
2400typedef struct xpvcv XPVCV;
2401typedef struct xpvbm XPVBM;
2402typedef struct xpvfm XPVFM;
8990e307 2403typedef struct xpvio XPVIO;
79072805
LW
2404typedef struct mgvtbl MGVTBL;
2405typedef union any ANY;
5f7fde29
GS
2406typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2407typedef struct ptr_tbl PTR_TBL_t;
8cf8f3d1
NIS
2408typedef struct clone_params CLONE_PARAMS;
2409
378cc40b 2410#include "handy.h"
a0d0e21e 2411
6b8eaf93 2412#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
6b8eaf93
JH
2413# if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2414# define USE_64_BIT_RAWIO /* implicit */
2415# endif
4564133c
JH
2416#endif
2417
6b8eaf93
JH
2418/* Notice the use of HAS_FSEEKO: now we are obligated to always use
2419 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2420 * however, because operating systems like to do that themself. */
2421#ifndef FSEEKSIZE
2422# ifdef HAS_FSEEKO
2423# define FSEEKSIZE LSEEKSIZE
2424# else
2425# define FSEEKSIZE LONGSIZE
d460ef45 2426# endif
6b8eaf93
JH
2427#endif
2428
2429#if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
6b8eaf93
JH
2430# if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2431# define USE_64_BIT_STDIO /* implicit */
2432# endif
2433#endif
4564133c 2434
09458382 2435#ifdef USE_64_BIT_RAWIO
d9b3e12d
JH
2436# ifdef HAS_OFF64_T
2437# undef Off_t
2438# define Off_t off64_t
2439# undef LSEEKSIZE
2440# define LSEEKSIZE 8
5ff3f7a4 2441# endif
d9b3e12d
JH
2442/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2443 * will trigger defines like the ones below. Some 64-bit environments,
09458382 2444 * however, do not. Therefore we have to explicitly mix and match. */
d9b3e12d
JH
2445# if defined(USE_OPEN64)
2446# define open open64
5ff3f7a4 2447# endif
d9b3e12d
JH
2448# if defined(USE_LSEEK64)
2449# define lseek lseek64
6b8eaf93
JH
2450# else
2451# if defined(USE_LLSEEK)
2452# define lseek llseek
2453# endif
d9b3e12d
JH
2454# endif
2455# if defined(USE_STAT64)
2456# define stat stat64
2457# endif
2458# if defined(USE_FSTAT64)
2459# define fstat fstat64
2460# endif
2461# if defined(USE_LSTAT64)
2462# define lstat lstat64
2463# endif
2464# if defined(USE_FLOCK64)
2465# define flock flock64
2466# endif
2467# if defined(USE_LOCKF64)
2468# define lockf lockf64
2469# endif
2470# if defined(USE_FCNTL64)
2471# define fcntl fcntl64
2472# endif
2473# if defined(USE_TRUNCATE64)
2474# define truncate truncate64
2475# endif
2476# if defined(USE_FTRUNCATE64)
2477# define ftruncate ftruncate64
2478# endif
2479#endif
2480
2481#ifdef USE_64_BIT_STDIO
2482# ifdef HAS_FPOS64_T
2483# undef Fpos_t
2484# define Fpos_t fpos64_t
2485# endif
2486/* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2487 * will trigger defines like the ones below. Some 64-bit environments,
2488 * however, do not. */
2489# if defined(USE_FOPEN64)
2490# define fopen fopen64
2491# endif
2492# if defined(USE_FSEEK64)
6b8eaf93 2493# define fseek fseek64 /* don't do fseeko here, see perlio.c */
d9b3e12d
JH
2494# endif
2495# if defined(USE_FTELL64)
6b8eaf93 2496# define ftell ftell64 /* don't do ftello here, see perlio.c */
d9b3e12d
JH
2497# endif
2498# if defined(USE_FSETPOS64)
2499# define fsetpos fsetpos64
2500# endif
2501# if defined(USE_FGETPOS64)
2502# define fgetpos fgetpos64
2503# endif
2504# if defined(USE_TMPFILE64)
2505# define tmpfile tmpfile64
2506# endif
2507# if defined(USE_FREOPEN64)
2508# define freopen freopen64
5ff3f7a4
GS
2509# endif
2510#endif
2511
e37778c2 2512#if defined(OS2)
2c2d71f5
JH
2513# include "iperlsys.h"
2514#endif
2515
6f71a643 2516#if defined(__OPEN_VM)
19848b3f
JH
2517# include "vmesa/vmesaish.h"
2518# define ISHISH "vmesa"
6f71a643
JH
2519#endif
2520
748a9306 2521#ifdef DOSISH
19848b3f
JH
2522# if defined(OS2)
2523# include "os2ish.h"
2524# else
2525# include "dosish.h"
2526# endif
2527# define ISHISH "dos"
2528#endif
2529
2530#if defined(VMS)
748a9306 2531# include "vmsish.h"
96e176bf 2532# include "embed.h"
eb8433b7
NC
2533# ifndef PERL_MAD
2534# undef op_getmad
b3f24c00 2535# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2536# endif
19848b3f
JH
2537# define ISHISH "vms"
2538#endif
2539
2540#if defined(PLAN9)
2541# include "./plan9/plan9ish.h"
2542# define ISHISH "plan9"
2543#endif
2544
2545#if defined(MPE)
2546# include "mpeix/mpeixish.h"
2547# define ISHISH "mpeix"
2548#endif
2549
2550#if defined(__VOS__)
196918b0
PG
2551# ifdef __GNUC__
2552# include "./vos/vosish.h"
2553# else
2554# include "vos/vosish.h"
2555# endif
19848b3f
JH
2556# define ISHISH "vos"
2557#endif
2558
2559#if defined(EPOC)
2560# include "epocish.h"
2561# define ISHISH "epoc"
2562#endif
2563
9969cdde 2564#ifdef __SYMBIAN32__
27da23d5
JH
2565# include "symbian/symbianish.h"
2566# include "embed.h"
eb8433b7
NC
2567# ifndef PERL_MAD
2568# undef op_getmad
b3f24c00 2569# define op_getmad(arg,pegop,slot) NOOP
eb8433b7 2570# endif
27da23d5
JH
2571# define ISHISH "symbian"
2572#endif
2573
19848b3f 2574
df00ff3b
IW
2575#if defined(__HAIKU__)
2576# include "haiku/haikuish.h"
2577# define ISHISH "haiku"
2578#elif defined(__BEOS__)
efca5cc6
JH
2579# include "beos/beosish.h"
2580# define ISHISH "beos"
2581#endif
2582
19848b3f
JH
2583#ifndef ISHISH
2584# include "unixish.h"
2585# define ISHISH "unix"
13b6e58c
JH
2586#endif
2587
2946a158
JH
2588/* NSIG logic from Configure --> */
2589/* Strange style to avoid deeply-nested #if/#else/#endif */
2590#ifndef NSIG
2591# ifdef _NSIG
2592# define NSIG (_NSIG)
2593# endif
2594#endif
2595
2596#ifndef NSIG
2597# ifdef SIGMAX
2598# define NSIG (SIGMAX+1)
2599# endif
2600#endif
2601
2602#ifndef NSIG
2603# ifdef SIG_MAX
2604# define NSIG (SIG_MAX+1)
2605# endif
2606#endif
2607
2608#ifndef NSIG
2609# ifdef _SIG_MAX
2610# define NSIG (_SIG_MAX+1)
2611# endif
2612#endif
2613
2614#ifndef NSIG
2615# ifdef MAXSIG
2616# define NSIG (MAXSIG+1)
2617# endif
2618#endif
2619
2620#ifndef NSIG
2621# ifdef MAX_SIG
2622# define NSIG (MAX_SIG+1)
2623# endif
2624#endif
2625
2626#ifndef NSIG
2627# ifdef SIGARRAYSIZE
2628# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2629# endif
2630#endif
2631
2632#ifndef NSIG
2633# ifdef _sys_nsig
2634# define NSIG (_sys_nsig) /* Solaris 2.5 */
2635# endif
2636#endif
2637
2638/* Default to some arbitrary number that's big enough to get most
2639 of the common signals.
2640*/
2641#ifndef NSIG
2642# define NSIG 50
2643#endif
2644/* <-- NSIG logic from Configure */
2645
13b6e58c
JH
2646#ifndef NO_ENVIRON_ARRAY
2647# define USE_ENVIRON_ARRAY
2648#endif
32f822de 2649
c77b533b
JH
2650/*
2651 * initialise to avoid floating-point exceptions from overflow, etc
2652 */
2653#ifndef PERL_FPU_INIT
2654# ifdef HAS_FPSETMASK
2655# if HAS_FLOATINGPOINT_H
2656# include <floatingpoint.h>
2657# endif
ad3a8c67
NC
2658/* Some operating systems have this as a macro, which in turn expands to a comma
2659 expression, and the last sub-expression is something that gets calculated,
2660 and then they have the gall to warn that a value computed is not used. Hence
2661 cast to void. */
2662# define PERL_FPU_INIT (void)fpsetmask(0)
c77b533b 2663# else
2f42fcb0 2664# if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
7f7c3354 2665# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
b35112e7
CS
2666# define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2667# define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
7014c407
JH
2668# else
2669# define PERL_FPU_INIT
2f42fcb0 2670
7014c407 2671# endif
c77b533b
JH
2672# endif
2673#endif
b35112e7
CS
2674#ifndef PERL_FPU_PRE_EXEC
2675# define PERL_FPU_PRE_EXEC {
2676# define PERL_FPU_POST_EXEC }
2677#endif
c77b533b 2678
cbec8ebe
DM
2679#ifndef PERL_SYS_INIT3_BODY
2680# define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
ed344e4f
IZ
2681#endif
2682
eb533572
DM
2683/*
2684=for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2685Provides system-specific tune up of the C runtime environment necessary to
2686run Perl interpreters. This should be called only once, before creating
2687any Perl interpreters.
2688
2689=for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2690Provides system-specific tune up of the C runtime environment necessary to
2691run Perl interpreters. This should be called only once, before creating
2692any Perl interpreters.
2693
2694=for apidoc Am|void|PERL_SYS_TERM|
2695Provides system-specific clean up of the C runtime environment after
2696running Perl interpreters. This should be called only once, after
2697freeing any remaining Perl interpreters.
2698
2699=cut
2700 */
2701
cbec8ebe
DM
2702#define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2703#define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
d0820ef1 2704#define PERL_SYS_TERM() Perl_sys_term()
cbec8ebe 2705
be708cc0
JH
2706#ifndef PERL_WRITE_MSG_TO_CONSOLE
2707# define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2708#endif
2709
0f31cffe
GS
2710#ifndef MAXPATHLEN
2711# ifdef PATH_MAX
b990c8b2
JH
2712# ifdef _POSIX_PATH_MAX
2713# if PATH_MAX > _POSIX_PATH_MAX
09448d78
JH
2714/* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2715 * included the null byte or not. Later amendments of POSIX,
2716 * XPG4, the Austin Group, and the Single UNIX Specification
2717 * all explicitly include the null byte in the PATH_MAX.
2718 * Ditto for _POSIX_PATH_MAX. */
2719# define MAXPATHLEN PATH_MAX
b990c8b2 2720# else
09448d78 2721# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2722# endif
2723# else
2724# define MAXPATHLEN (PATH_MAX+1)
2725# endif
0f31cffe 2726# else
b990c8b2 2727# ifdef _POSIX_PATH_MAX
09448d78 2728# define MAXPATHLEN _POSIX_PATH_MAX
b990c8b2
JH
2729# else
2730# define MAXPATHLEN 1024 /* Err on the large side. */
2731# endif
0f31cffe
GS
2732# endif
2733#endif
2734
c80263a8
SH
2735/* In case Configure was not used (we are using a "canned config"
2736 * such as Win32, or a cross-compilation setup, for example) try going
2737 * by the gcc major and minor versions. One useful URL is
2738 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2739 * but contrary to this information warn_unused_result seems
2740 * not to be in gcc 3.3.5, at least. --jhi
42bf5550
AD
2741 * Also, when building extensions with an installed perl, this allows
2742 * the user to upgrade gcc and get the right attributes, rather than
2743 * relying on the list generated at Configure time. --AD
c80263a8
SH
2744 * Set these up now otherwise we get confused when some of the <*thread.h>
2745 * includes below indirectly pull in <perlio.h> (which needs to know if we
2746 * have HASATTRIBUTE_FORMAT).
2747 */
2748
4d7c7898 2749#ifndef PERL_MICRO
fc2007d4 2750#if defined __GNUC__ && !defined(__INTEL_COMPILER)
6a387721
RGS
2751# if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2752# define HASATTRIBUTE_DEPRECATED
2753# endif
c80263a8
SH
2754# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2755# define HASATTRIBUTE_FORMAT
63cdf24b
SH
2756# if defined __MINGW32__
2757# define PRINTF_FORMAT_NULL_OK
2758# endif
c80263a8
SH
2759# endif
2760# if __GNUC__ >= 3 /* 3.0 -> */
2761# define HASATTRIBUTE_MALLOC
2762# endif
2763# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2764# define HASATTRIBUTE_NONNULL
2765# endif
2766# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2767# define HASATTRIBUTE_NORETURN
2768# endif
2769# if __GNUC__ >= 3 /* gcc 3.0 -> */
2770# define HASATTRIBUTE_PURE
2771# endif
42bf5550 2772# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
c80263a8
SH
2773# define HASATTRIBUTE_UNUSED
2774# endif
d324fe49
AD
2775# if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2776# define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2777# endif
c80263a8
SH
2778# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2779# define HASATTRIBUTE_WARN_UNUSED_RESULT
2780# endif
2781#endif
4d7c7898 2782#endif /* #ifndef PERL_MICRO */
c80263a8 2783
3db8f154 2784/* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
dd96f567 2785 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
32f822de
GS
2786 * this results in many functions being undeclared which bothers C++
2787 * May make sense to have threads after "*ish.h" anyway
2788 */
2789
3db8f154 2790#if defined(USE_ITHREADS)
2986a63f
JH
2791# ifdef NETWARE
2792# include <nw5thread.h>
2793# else
32f822de
GS
2794# ifdef FAKE_THREADS
2795# include "fakethr.h"
2796# else
2797# ifdef WIN32
2798# include <win32thread.h>
2799# else
dd96f567
IZ
2800# ifdef OS2
2801# include "os2thread.h"
2802# else
7f3d1cf1 2803# ifdef I_MACH_CTHREADS
bdd66968 2804# include <mach/cthreads.h>
8f1f23e8 2805# if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
772fe5b3
HM
2806# define MUTEX_INIT_CALLS_MALLOC
2807# endif
7f3d1cf1
BH
2808typedef cthread_t perl_os_thread;
2809typedef mutex_t perl_mutex;
2810typedef condition_t perl_cond;
2811typedef void * perl_key;
2812# else /* Posix threads */
1f5ae88c
JH
2813# ifdef I_PTHREAD
2814# include <pthread.h>
2815# endif
7f3d1cf1
BH
2816typedef pthread_t perl_os_thread;
2817typedef pthread_mutex_t perl_mutex;
2818typedef pthread_cond_t perl_cond;
2819typedef pthread_key_t perl_key;
2820# endif /* I_MACH_CTHREADS */
dd96f567 2821# endif /* OS2 */
32f822de
GS
2822# endif /* WIN32 */
2823# endif /* FAKE_THREADS */
2986a63f 2824#endif /* NETWARE */
3db8f154 2825#endif /* USE_ITHREADS */
c5be433b 2826
66a93824 2827#if defined(WIN32)
1feb2720 2828# include "win32.h"
c5be433b
GS
2829#endif
2830
2986a63f
JH
2831#ifdef NETWARE
2832# include "netware.h"
2833#endif
2834
e5218da5 2835#define STATUS_UNIX PL_statusvalue
68dc0745 2836#ifdef VMS
6b88bc9c 2837# define STATUS_NATIVE PL_statusvalue_vms
7a7fd8e0
JM
2838/*
2839 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
ff7298cb 2840 * its contents can not be trusted. Unfortunately, Perl seems to check
7a7fd8e0
JM
2841 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2842 * be updated also.
2843 */
2844# include <stsdef.h>
2845# include <ssdef.h>
2846/* Presume this because if VMS changes it, it will require a new
2847 * set of APIs for waiting on children for binary compatibility.
2848 */
2849# define child_offset_bits (8)
2850# ifndef C_FAC_POSIX
2851# define C_FAC_POSIX 0x35A000
2852# endif
2853
2854/* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2855 * platform from the existing UNIX or Native status values.
2856 */
2857
37038d91 2858# define STATUS_EXIT \
7a7fd8e0
JM
2859 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2860 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2861
7a7fd8e0 2862
fb38d079
JM
2863/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2864 * exit code and shifts the UNIX value over the correct number of bits to
2865 * be a child status. Usually the number of bits is 8, but that could be
2866 * platform dependent. The NATIVE status code is presumed to have either
2867 * from a child process.
7a7fd8e0
JM
2868 */
2869
fb38d079
JM
2870/* This is complicated. The child processes return a true native VMS
2871 status which must be saved. But there is an assumption in Perl that
2872 the UNIX child status has some relationship to errno values, so
2873 Perl tries to translate it to text in some of the tests.
2874 In order to get the string translation correct, for the error, errno
2875 must be EVMSERR, but that generates a different text message
2876 than what the test programs are expecting. So an errno value must
2877 be derived from the native status value when an error occurs.
2878 That will hide the true native status message. With this version of
2879 perl, the true native child status can always be retrieved so that
2880 is not a problem. But in this case, Pl_statusvalue and errno may
2881 have different values in them.
2882 */
7a7fd8e0 2883
fb38d079 2884# define STATUS_NATIVE_CHILD_SET(n) \
68dc0745 2885 STMT_START { \
2fbb330f
JM
2886 I32 evalue = (I32)n; \
2887 if (evalue == EVMSERR) { \
2888 PL_statusvalue_vms = vaxc$errno; \
2889 PL_statusvalue = evalue; \
7a7fd8e0 2890 } else { \
2fbb330f 2891 PL_statusvalue_vms = evalue; \
fb38d079 2892 if (evalue == -1) { \
3280af22 2893 PL_statusvalue = -1; \
7a7fd8e0
JM
2894 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2895 } else \
fb38d079 2896 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2fbb330f 2897 set_vaxc_errno(evalue); \
fb38d079
JM
2898 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2899 set_errno(EVMSERR); \
2900 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2901 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2fbb330f 2902 } \
68dc0745 2903 } STMT_END
7a7fd8e0 2904
68dc0745 2905# ifdef VMSISH_STATUS
e5218da5 2906# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
68dc0745 2907# else
e5218da5 2908# define STATUS_CURRENT STATUS_UNIX
68dc0745 2909# endif
7a7fd8e0
JM
2910
2911 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2912 * the NATIVE status to an equivalent value. Can not be used to translate
2913 * exit code values as exit code values are not guaranteed to have any
2914 * relationship at all to errno values.
2915 * This is used when Perl is forcing errno to have a specific value.
2916 */
e5218da5 2917# define STATUS_UNIX_SET(n) \
68dc0745 2918 STMT_START { \
7a7fd8e0 2919 I32 evalue = (I32)n; \
0968cdad 2920 PL_statusvalue = evalue; \
3280af22 2921 if (PL_statusvalue != -1) { \
0968cdad
JM
2922 if (PL_statusvalue != EVMSERR) { \
2923 PL_statusvalue &= 0xFFFF; \
2924 if (MY_POSIX_EXIT) \
2925 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2926 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2927 } \
2928 else { \
2929 PL_statusvalue_vms = vaxc$errno; \
2930 } \
68dc0745 2931 } \
0968cdad
JM
2932 else PL_statusvalue_vms = SS$_ABORT; \
2933 set_vaxc_errno(PL_statusvalue_vms); \
7a7fd8e0
JM
2934 } STMT_END
2935
2936 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
e08e1e1d
JM
2937 * the NATIVE error status based on it.
2938 *
2939 * When in the default mode to comply with the Perl VMS documentation,
2940 * 0 is a success and any other code sets the NATIVE status to a failure
2941 * code of SS$_ABORT.
fb38d079
JM
2942 *
2943 * In the new POSIX EXIT mode, native status will be set so that the
2944 * actual exit code will can be retrieved by the calling program or
2945 * shell.
2946 *
2947 * If the exit code is not clearly a UNIX parent or child exit status,
2948 * it will be passed through as a VMS status.
7a7fd8e0
JM
2949 */
2950
fb38d079 2951# define STATUS_UNIX_EXIT_SET(n) \
7a7fd8e0
JM
2952 STMT_START { \
2953 I32 evalue = (I32)n; \
2954 PL_statusvalue = evalue; \
e08e1e1d
JM
2955 if (MY_POSIX_EXIT) { \
2956 if (evalue <= 0xFF00) { \
2957 if (evalue > 0xFF) \
2958 evalue = (evalue >> child_offset_bits) & 0xFF; \
2959 PL_statusvalue_vms = \
2960 (C_FAC_POSIX | (evalue << 3 ) | \
2961 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2962 } else /* forgive them Perl, for they have sinned */ \
2963 PL_statusvalue_vms = evalue; \
2964 } else { \
2965 if (evalue == 0) \
2966 PL_statusvalue_vms = SS$_NORMAL; \
2967 else if (evalue <= 0xFF00) \
2968 PL_statusvalue_vms = SS$_ABORT; \
2969 else { /* forgive them Perl, for they have sinned */ \
2970 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2971 else PL_statusvalue_vms = vaxc$errno; \
2972 /* And obviously used a VMS status value instead of UNIX */ \
2973 PL_statusvalue = EVMSERR; \
2974 } \
2975 set_vaxc_errno(PL_statusvalue_vms); \
2976 } \
68dc0745 2977 } STMT_END
fb38d079 2978
e08e1e1d 2979
6ac6a52b
JM
2980 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2981 * and sets the NATIVE error status based on it. This special case
2982 * is needed to maintain compatibility with past VMS behavior.
2983 *
2984 * In the default mode on VMS, this number is passed through as
2985 * both the NATIVE and UNIX status. Which makes it different
2986 * that the STATUS_UNIX_EXIT_SET.
2987 *
2988 * In the new POSIX EXIT mode, native status will be set so that the
2989 * actual exit code will can be retrieved by the calling program or
2990 * shell.
2991 *
1a3aec58
JM
2992 * A POSIX exit code is from 0 to 255. If the exit code is higher
2993 * than this, it needs to be assumed that it is a VMS exit code and
2994 * passed through.
6ac6a52b
JM
2995 */
2996
2997# define STATUS_EXIT_SET(n) \
2998 STMT_START { \
2999 I32 evalue = (I32)n; \
3000 PL_statusvalue = evalue; \
3001 if (MY_POSIX_EXIT) \
1a3aec58
JM
3002 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3003 PL_statusvalue_vms = \
3004 (C_FAC_POSIX | (evalue << 3 ) | \
3005 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
6ac6a52b
JM
3006 else \
3007 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3008 set_vaxc_errno(PL_statusvalue_vms); \
3009 } STMT_END
3010
fb38d079
JM
3011
3012 /* This macro forces a success status */
7a7fd8e0
JM
3013# define STATUS_ALL_SUCCESS \
3014 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
fb38d079
JM
3015
3016 /* This macro forces a failure status */
7a7fd8e0
JM
3017# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3018 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3019 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
fb38d079 3020
68dc0745 3021#else
e5218da5 3022# define STATUS_NATIVE PL_statusvalue_posix
e5218da5 3023# if defined(WCOREDUMP)
37038d91 3024# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3025 STMT_START { \
3026 PL_statusvalue_posix = (n); \
3027 if (PL_statusvalue_posix == -1) \
3028 PL_statusvalue = -1; \
3029 else { \
3030 PL_statusvalue = \
3031 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3032 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3033 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3034 } \
3035 } STMT_END
3036# elif defined(WIFEXITED)
37038d91 3037# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3038 STMT_START { \
3039 PL_statusvalue_posix = (n); \
3040 if (PL_statusvalue_posix == -1) \
3041 PL_statusvalue = -1; \
3042 else { \
3043 PL_statusvalue = \
3044 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3045 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3046 } \
3047 } STMT_END
3048# else
37038d91 3049# define STATUS_NATIVE_CHILD_SET(n) \
e5218da5
GA
3050 STMT_START { \
3051 PL_statusvalue_posix = (n); \
3052 if (PL_statusvalue_posix == -1) \
3053 PL_statusvalue = -1; \
3054 else { \
3055 PL_statusvalue = \
3056 PL_statusvalue_posix & 0xFFFF; \
3057 } \
3058 } STMT_END
3059# endif
3060# define STATUS_UNIX_SET(n) \
68dc0745 3061 STMT_START { \
3280af22
NIS
3062 PL_statusvalue = (n); \
3063 if (PL_statusvalue != -1) \
3064 PL_statusvalue &= 0xFFFF; \
68dc0745 3065 } STMT_END
7a7fd8e0 3066# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
6ac6a52b 3067# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
e5218da5 3068# define STATUS_CURRENT STATUS_UNIX
37038d91 3069# define STATUS_EXIT STATUS_UNIX
e5218da5
GA
3070# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3071# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
68dc0745
PP
3072#endif
3073
cc3604b1
GS
3074/* flags in PL_exit_flags for nature of exit() */
3075#define PERL_EXIT_EXPECTED 0x01
31d77e54 3076#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
cc3604b1 3077
0b94c7bb 3078#ifndef MEMBER_TO_FPTR
a7cb1f99
GS
3079# define MEMBER_TO_FPTR(name) name
3080#endif
3081
b79b76e0 3082#ifndef PERL_CORE
a7cb1f99 3083/* format to use for version numbers in file/directory names */
273cf8d1 3084/* XXX move to Configure? */
b79b76e0
NC
3085/* This was only ever used for the current version, and that can be done at
3086 compile time, as PERL_FS_VERSION, so should we just delete it? */
3087# ifndef PERL_FS_VER_FMT
3088# define PERL_FS_VER_FMT "%d.%d.%d"
3089# endif
3090#endif
3091
3092#ifndef PERL_FS_VERSION
3093# define PERL_FS_VERSION PERL_VERSION_STRING
0b94c7bb
GS
3094#endif
3095
45bc9206 3096/* This defines a way to flush all output buffers. This may be a
76549fef
JH
3097 * performance issue, so we allow people to disable it. Also, if
3098 * we are using stdio, there are broken implementations of fflush(NULL)
3099 * out there, Solaris being the most prominent.
45bc9206
GS
3100 */
3101#ifndef PERL_FLUSHALL_FOR_CHILD
76549fef 3102# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
66fe083f 3103# define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
767df6a1
JH
3104# else
3105# ifdef FFLUSH_ALL
3106# define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
e2dbf222 3107# else
c5be433b 3108# define PERL_FLUSHALL_FOR_CHILD NOOP
767df6a1 3109# endif
66fe083f 3110# endif
45bc9206
GS
3111#endif
3112
7766f137
GS
3113#ifndef PERL_WAIT_FOR_CHILDREN
3114# define PERL_WAIT_FOR_CHILDREN NOOP
3115#endif
3116
ba869deb 3117/* the traditional thread-unsafe notion of "current interpreter". */
c5be433b
GS
3118#ifndef PERL_SET_INTERP
3119# define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3120#endif
3121
3122#ifndef PERL_GET_INTERP
3123# define PERL_GET_INTERP (PL_curinterp)
3124#endif
3125
54aff467 3126#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
54aff467 3127# ifdef MULTIPLICITY
ba869deb 3128# define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
54aff467 3129# endif
ba869deb
GS
3130# define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3131#endif
3132
8896765a
RB
3133/*
3134 This replaces the previous %_ "hack" by the "%p" hacks.
0dbb1585 3135 All that is required is that the perl source does not
8896765a
RB
3136 use "%-p" or "%-<number>p" or "%<number>p" formats.
3137 These formats will still work in perl code.
3138 See comments in sv.c for futher details.
3139
8896765a 3140 Robin Barker 2005-07-14
f46d31f2
RB
3141
3142 No longer use %1p for VDf = %vd. RMB 2007-10-19
0dbb1585 3143*/
8896765a
RB
3144
3145#ifndef SVf_
63ce7bf0 3146# define SVf_(n) "-" STRINGIFY(n) "p"
894356b3
GS
3147#endif
3148
8896765a 3149#ifndef SVf
104abab4 3150# define SVf "-p"
d2560b70
RB
3151#endif
3152
014ead4b 3153#ifndef SVf32
8896765a 3154# define SVf32 SVf_(32)
014ead4b
RB
3155#endif
3156
3157#ifndef SVf256
8896765a
RB
3158# define SVf256 SVf_(256)
3159#endif
3160
be2597df
MHM
3161#define SVfARG(p) ((void*)(p))
3162
f46d31f2
RB
3163#ifdef PERL_CORE
3164/* not used; but needed for backward compatibilty with XS code? - RMB */
3165# undef VDf
3166#else
3167# ifndef VDf
8896765a
RB
3168# define VDf "vd"
3169# endif
014ead4b 3170#endif
170cd9e9
NC
3171
3172#ifdef PERL_CORE
f5992bc4 3173/* not used; but needed for backward compatibilty with XS code? - RMB */
7776bb98
RB
3174# undef UVf
3175#else
170cd9e9
NC
3176# ifndef UVf
3177# define UVf UVuf
3178# endif
d2560b70
RB
3179#endif
3180
fcdf39cf
RGS
3181#ifdef HASATTRIBUTE_DEPRECATED
3182# define __attribute__deprecated__ __attribute__((deprecated))
3183#endif
0dbb1585
AL
3184#ifdef HASATTRIBUTE_FORMAT
3185# define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3186#endif
3187#ifdef HASATTRIBUTE_MALLOC
77785eea 3188# define __attribute__malloc__ __attribute__((__malloc__))
f22be1b8 3189#endif
0dbb1585 3190#ifdef HASATTRIBUTE_NONNULL
abb2c242 3191# define __attribute__nonnull__(a) __attribute__((nonnull(a)))
f22be1b8 3192#endif
0dbb1585 3193#ifdef HASATTRIBUTE_NORETURN
abb2c242 3194# define __attribute__noreturn__ __attribute__((noreturn))
f22be1b8 3195#endif
0dbb1585 3196#ifdef HASATTRIBUTE_PURE
abb2c242 3197# define __attribute__pure__ __attribute__((pure))
f22be1b8 3198#endif
0dbb1585
AL
3199#ifdef HASATTRIBUTE_UNUSED
3200# define __attribute__unused__ __attribute__((unused))
3201#endif
3202#ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
abb2c242 3203# define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
f22be1b8
JH
3204#endif
3205
0dbb1585 3206/* If we haven't defined the attributes yet, define them to blank. */
fcdf39cf
RGS
3207#ifndef __attribute__deprecated__
3208# define __attribute__deprecated__
3209#endif
0dbb1585
AL
3210#ifndef __attribute__format__
3211# define __attribute__format__(x,y,z)
3212#endif
f22be1b8 3213#ifndef __attribute__malloc__
abb2c242 3214# define __attribute__malloc__
f22be1b8
JH
3215#endif
3216#ifndef __attribute__nonnull__
abb2c242 3217# define __attribute__nonnull__(a)
f22be1b8
JH
3218#endif
3219#ifndef __attribute__noreturn__
abb2c242 3220# define __attribute__noreturn__
f22be1b8
JH
3221#endif
3222#ifndef __attribute__pure__
abb2c242 3223# define __attribute__pure__
f22be1b8 3224#endif
0dbb1585
AL
3225#ifndef __attribute__unused__
3226# define __attribute__unused__
3227#endif
f22be1b8 3228#ifndef __attribute__warn_unused_result__
abb2c242
JH
3229# define __attribute__warn_unused_result__
3230#endif
3231
0dbb1585
AL
3232/* For functions that are marked as __attribute__noreturn__, it's not
3233 appropriate to call return. In either case, include the lint directive.
3234 */
3235#ifdef HASATTRIBUTE_NORETURN
b37c2d43 3236# define NORETURN_FUNCTION_END /* NOTREACHED */
0dbb1585 3237#else
b37c2d43 3238# define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
abb2c242
JH
3239#endif
3240
cdfeb707
RB
3241/* Some OS warn on NULL format to printf */
3242#ifdef PRINTF_FORMAT_NULL_OK
3243# define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3244#else
3245# define __attribute__format__null_ok__(x,y,z)
3246#endif
3247
635aebb7 3248#ifdef HAS_BUILTIN_EXPECT
b37c2d43
AL
3249# define EXPECT(expr,val) __builtin_expect(expr,val)
3250#else
3251# define EXPECT(expr,val) (expr)
3252#endif
3253#define LIKELY(cond) EXPECT(cond,1)
3254#define UNLIKELY(cond) EXPECT(cond,0)
635aebb7
AL
3255#ifdef HAS_BUILTIN_CHOOSE_EXPR
3256/* placeholder */
3257#endif
b37c2d43 3258
3fc1aec6
PP
3259/* Some unistd.h's give a prototype for pause() even though
3260 HAS_PAUSE ends up undefined. This causes the #define
d2560b70 3261 below to be rejected by the compiler. Sigh.
3fc1aec6
PP
3262*/
3263#ifdef HAS_PAUSE
3264#define Pause pause
3265#else
3266#define Pause() sleep((32767<<16)+32767)
748a9306
LW
3267#endif
3268
3269#ifndef IOCPARM_LEN
3270# ifdef IOCPARM_MASK
61f1c44b 3271 /* on BSDish systems we're safe */
748a9306
LW
3272# define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3273# else
61f1c44b 3274# if defined(_IOC_SIZE) && defined(__GLIBC__)
301eb2f0
GA
3275 /* on Linux systems we're safe; except when we're not [perl #38223] */
3276# define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
61f1c44b 3277# else
748a9306 3278 /* otherwise guess at what's safe */
61f1c44b
JVD
3279# define IOCPARM_LEN(x) 256
3280# endif
748a9306 3281# endif
a0d0e21e
LW
3282#endif
3283
1761cee5 3284#if defined(__CYGWIN__)
521e0776
GS
3285/* USEMYBINMODE
3286 * This symbol, if defined, indicates that the program should
16fe6d59 3287 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
521e0776
GS
3288 * that a file is in "binary" mode -- that is, that no translation
3289 * of bytes occurs on read or write operations.
3290 */
36894f0b 3291# define USEMYBINMODE /**/
77a40698 3292# include <io.h> /* for setmode() prototype */
16fe6d59 3293# define my_binmode(fp, iotype, mode) \
77a40698 3294 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
5aabfad6
PP
3295#endif
3296
88d10794
JH
3297#ifdef __CYGWIN__
3298void init_os_extras(void);
3299#endif
3300
cea2e8a9
GS
3301#ifdef UNION_ANY_DEFINITION
3302UNION_ANY_DEFINITION;
3303#else
3304union any {
3305 void* any_ptr;
3306 I32 any_i32;
3307 IV any_iv;
3308 long any_long;
9febdf04 3309 bool any_bool;
c76ac1ee 3310 void (*any_dptr) (void*);
acfe0abc 3311 void (*any_dxptr) (pTHX_ void*);
cea2e8a9
GS
3312};
3313#endif
3314
acfe0abc 3315typedef I32 (*filter_t) (pTHX_ int, SV *, int);
cea2e8a9
GS
3316
3317#define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
5486870f
DM
3318#define FILTER_DATA(idx) \
3319 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3320#define FILTER_ISREADER(idx) \
3321 (PL_parser && PL_parser->rsfp_filters \
3322 && idx >= AvFILLp(PL_parser->rsfp_filters))
3323#define PERL_FILTER_EXISTS(i) \
3324 (PL_parser && PL_parser->rsfp_filters \
3325 && (i) <= av_len(PL_parser->rsfp_filters))
cea2e8a9 3326
c5078cac
JH
3327#if defined(_AIX) && !defined(_AIX43)
3328#if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3329/* We cannot include <crypt.h> to get the struct crypt_data
3330 * because of setkey prototype problems when threading */
3331typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3332 /* From OSF, Not needed in AIX
3333 char C[28], D[28];
3334 */
3335 char E[48];
3336 char KS[16][48];
3337 char block[66];
3338 char iobuf[16];
3339} CRYPTD;
3340#endif /* threading */
3341#endif /* AIX */
3342
e37778c2 3343#if !defined(OS2)
2c2d71f5
JH
3344# include "iperlsys.h"
3345#endif
504f80c1 3346
9c12f1e5
RGS
3347#ifdef __LIBCATAMOUNT__
3348#undef HAS_PASSWD /* unixish.h but not unixish enough. */
3349#undef HAS_GROUP
3350#define FAKE_BIT_BUCKET
3351#endif
3352
d10dc2ae
JH
3353/* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3354 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3355 * defined by Configure, despite their names being similar to the
3356 * other defines like USE_ITHREADS. Configure in fact knows nothing
3357 * about the randomised hashes. Therefore to enable/disable the hash
3358 * randomisation defines use the Configure -Accflags=... instead. */
504f80c1 3359#if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
4546b9e6 3360# define USE_HASH_SEED
504f80c1
JH
3361#endif
3362
598921a7
NC
3363/* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3364 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3365 * it's not really needed.
3366 */
3367#if defined(WIN32)
3368# define YYTOKENTYPE
3369#endif
3370#include "perly.h"
3371
3372#ifdef PERL_MAD
3373struct nexttoken {
3374 YYSTYPE next_val; /* value of next token, if any */
3375 I32 next_type; /* type of next token */
3376 MADPROP *next_mad; /* everything else about that token */
3377};
3378#endif
3379
654eccd5
JD
3380/* macros to define bit-fields in structs. */
3381#ifndef PERL_BITFIELD8
3382# define PERL_BITFIELD8 unsigned
3383#endif
3384#ifndef PERL_BITFIELD16
3385# define PERL_BITFIELD16 unsigned
3386#endif
3387#ifndef PERL_BITFIELD32
3388# define PERL_BITFIELD32 unsigned
3389#endif
3390
79072805 3391#include "sv.h"
288b8c02 3392#include "regexp.h"
378cc40b 3393#include "util.h"
8d063cd8 3394#include "form.h"
79072805 3395#include "gv.h"
dd2155a4 3396#include "pad.h"
79072805 3397#include "cv.h"
abdd5c84 3398#include "opnames.h"
79072805 3399#include "op.h"
b3ca2e83 3400#include "hv.h"
79072805
LW
3401#include "cop.h"
3402#include "av.h"
79072805
LW
3403#include "mg.h"
3404#include "scope.h"
4438c4b7 3405#include "warnings.h"
a0ed51b3 3406#include "utf8.h"
8d063cd8 3407
20f4945e
MHM
3408/* defined in sv.c, but also used in [ach]v.c */
3409#undef _XPV_ALLOCATED_HEAD
3410#undef _XPV_HEAD
3411#undef _XPVMG_HEAD
3412#undef _XPVCV_COMMON
7fae4e64
GS
3413
3414typedef struct _sublex_info SUBLEXINFO;
3415struct _sublex_info {
651b5b28
NC
3416 U8 super_state; /* lexer state to save */
3417 U16 sub_inwhat; /* "lex_inwhat" to use */
7fae4e64 3418 OP *sub_op; /* "lex_op" to use */
f06b5848
DM
3419 char *super_bufptr; /* PL_parser->bufptr that was */
3420 char *super_bufend; /* PL_parser->bufend that was */
7fae4e64
GS
3421};
3422
199e78b7
DM
3423#include "parser.h"
3424
455ece5e 3425typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
76e3520e 3426
2c2d71f5 3427struct scan_data_t; /* Used in S_* functions in regcomp.c */
653099ff 3428struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
76e3520e 3429
6f51351d
NC
3430/* Keep next first in this structure, because sv_free_arenas take
3431 advantage of this to share code between the pte arenas and the SV
3432 body arenas */
5f7fde29
GS
3433struct ptr_tbl_ent {
3434 struct ptr_tbl_ent* next;
53c1dcc0 3435 const void* oldval;
5f7fde29 3436 void* newval;
d18c6117
GS
3437};
3438
5f7fde29
GS
3439struct ptr_tbl {
3440 struct ptr_tbl_ent** tbl_ary;
3441 UV tbl_max;
3442 UV tbl_items;
d18c6117
GS
3443};
3444
450a55e4 3445#if defined(iAPX286) || defined(M_I286) || defined(I80286)
a687059c
LW
3446# define I286
3447#endif
3448
fe14fcc3
LW
3449#if defined(htonl) && !defined(HAS_HTONL)
3450#define HAS_HTONL
ae986130 3451#endif
fe14fcc3
LW
3452#if defined(htons) && !defined(HAS_HTONS)
3453#define HAS_HTONS
ae986130 3454#endif
fe14fcc3
LW
3455#if defined(ntohl) && !defined(HAS_NTOHL)
3456#define HAS_NTOHL
ae986130 3457#endif
fe14fcc3
LW
3458#if defined(ntohs) && !defined(HAS_NTOHS)
3459#define HAS_NTOHS
ae986130 3460#endif
fe14fcc3 3461#ifndef HAS_HTONL
d9d8d8de 3462#if (BYTEORDER & 0xffff) != 0x4321
fe14fcc3
LW
3463#define HAS_HTONS
3464#define HAS_HTONL
3465#define HAS_NTOHS
3466#define HAS_NTOHL
a687059c
LW
3467#define MYSWAP
3468#define htons my_swap
3469#define htonl my_htonl
3470#define ntohs my_swap
3471#define ntohl my_ntohl
3472#endif
3473#else
d9d8d8de 3474#if (BYTEORDER & 0xffff) == 0x4321
fe14fcc3
LW
3475#undef HAS_HTONS
3476#undef HAS_HTONL
3477#undef HAS_NTOHS
3478#undef HAS_NTOHL
a687059c
LW
3479#endif
3480#endif
3481
988174c1
LW
3482/*
3483 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3484 * -DWS
3485 */
3486#if BYTEORDER != 0x1234
3487# define HAS_VTOHL
3488# define HAS_VTOHS
3489# define HAS_HTOVL
3490# define HAS_HTOVS
c67712b2 3491# if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
988174c1
LW
3492# define vtohl(x) ((((x)&0xFF)<<24) \
3493 +(((x)>>24)&0xFF) \
3494 +(((x)&0x0000FF00)<<8) \
3495 +(((x)&0x00FF0000)>>8) )
3496# define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3497# define htovl(x) vtohl(x)
3498# define htovs(x) vtohs(x)
3499# endif
3500 /* otherwise default to functions in util.c */
2a8c3029 3501#ifndef htovs
c623ac67
GS
3502short htovs(short n);
3503short vtohs(short n);
3504long htovl(long n);
3505long vtohl(long n);
988174c1 3506#endif
2a8c3029 3507#endif
988174c1 3508
3bb7c1b4
JH
3509/* *MAX Plus 1. A floating point value.
3510 Hopefully expressed in a way that dodgy floating point can't mess up.
3511 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3512 is added to it
3513 May find that some broken compiler will want the value cast to I32.
3514 [after the shift, as signed >> may not be as secure as unsigned >>]
3515*/
3516#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3517#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3518/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3519 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3520 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3521*/
3522#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
ee0007ab 3523
3bb7c1b4
JH
3524#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3525#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3526#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3527
3528/* This may look like unnecessary jumping through hoops, but converting
3529 out of range floating point values to integers *is* undefined behaviour,
3530 and it is starting to bite.
3531*/
3532#ifndef CAST_INLINE
65202027 3533#define I_32(what) (cast_i32((NV)(what)))
3bb7c1b4 3534#define U_32(what) (cast_ulong((NV)(what)))
65202027
DS
3535#define I_V(what) (cast_iv((NV)(what)))
3536#define U_V(what) (cast_uv((NV)(what)))
3bb7c1b4
JH
3537#else
3538#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3539 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3540 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3541#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3542 : ((n) < U32_MAX_P1 ? (U32) (n) \
3543 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3544#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3545 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3546 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3547#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3548 : ((n) < UV_MAX_P1 ? (UV) (n) \
3549 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3550#endif
3551
3552#define U_S(what) ((U16)U_32(what))
3553#define U_I(what) ((unsigned int)U_32(what))
3554#define U_L(what) U_32(what)
ed6116ce 3555
ed140128
AD
3556#ifdef HAS_SIGNBIT
3557# define Perl_signbit signbit
3558#endif
3559
2d4389e4
JH
3560/* These do not care about the fractional part, only about the range. */
3561#define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
24db6c0d 3562#define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2d4389e4 3563
25da4f38
IZ
3564/* Used with UV/IV arguments: */
3565 /* XXXX: need to speed it up */
3566#define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3567#define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3568
352d5a3a
LW
3569#ifndef MAXSYSFD
3570# define MAXSYSFD 2
3571#endif
ee0007ab 3572
79072805 3573#ifndef __cplusplus
27da23d5 3574#if !(defined(UNDER_CE) || defined(SYMBIAN))
20ce7b12
GS
3575Uid_t getuid (void);
3576Uid_t geteuid (void);
3577Gid_t getgid (void);
3578Gid_t getegid (void);
79072805 3579#endif
e1caacb4 3580#endif
8d063cd8 3581
0c30d9ec 3582#ifndef Perl_debug_log
bf49b057
GS
3583# define Perl_debug_log PerlIO_stderr()
3584#endif
3585
3586#ifndef Perl_error_log
3587# define Perl_error_log (PL_stderrgv \
6b78add2 3588 && isGV(PL_stderrgv) \
01bb7c6d 3589 && GvIOp(PL_stderrgv) \
42de951c 3590 && IoOFP(GvIOp(PL_stderrgv)) \
bf49b057
GS
3591 ? IoOFP(GvIOp(PL_stderrgv)) \
3592 : PerlIO_stderr())
0c30d9ec 3593#endif
3967c732 3594
aea4f609
DM
3595
3596#define DEBUG_p_FLAG 0x00000001 /* 1 */
3597#define DEBUG_s_FLAG 0x00000002 /* 2 */
3598#define DEBUG_l_FLAG 0x00000004 /* 4 */
3599#define DEBUG_t_FLAG 0x00000008 /* 8 */
3600#define DEBUG_o_FLAG 0x00000010 /* 16 */
3601#define DEBUG_c_FLAG 0x00000020 /* 32 */
3602#define DEBUG_P_FLAG 0x00000040 /* 64 */
3603#define DEBUG_m_FLAG 0x00000080 /* 128 */
3604#define DEBUG_f_FLAG 0x00000100 /* 256 */
3605#define DEBUG_r_FLAG 0x00000200 /* 512 */
3606#define DEBUG_x_FLAG 0x00000400 /* 1024 */
3607#define DEBUG_u_FLAG 0x00000800 /* 2048 */
88d2d28a
JC
3608/* U is reserved for Unofficial, exploratory hacking */
3609#define DEBUG_U_FLAG 0x00001000 /* 4096 */
aea4f609
DM
3610#define DEBUG_H_FLAG 0x00002000 /* 8192 */
3611#define DEBUG_X_FLAG 0x00004000 /* 16384 */
3612#define DEBUG_D_FLAG 0x00008000 /* 32768 */
d2c25739 3613/* 0x00010000 is unused, used to be S */
aea4f609 3614#define DEBUG_T_FLAG 0x00020000 /* 131072 */
04932ac8 3615#define DEBUG_R_FLAG 0x00040000 /* 262144 */
1045810a 3616#define DEBUG_J_FLAG 0x00080000 /* 524288 */
d6721266 3617#define DEBUG_v_FLAG 0x00100000 /*1048576 */
46187eeb 3618#define DEBUG_C_FLAG 0x00200000 /*2097152 */
ecae49c0 3619#define DEBUG_A_FLAG 0x00400000 /*4194304 */
a3c98653 3620#define DEBUG_q_FLAG 0x00800000 /*8388608 */
d2c25739 3621#define DEBUG_MASK 0x00FEEFFF /* mask of all the standard flags */
aea4f609
DM
3622
3623#define DEBUG_DB_RECURSE_FLAG 0x40000000
1045810a
IZ
3624#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3625 that something was done? */
aea4f609 3626
bd16a5f0
IZ
3627# define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3628# define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3629# define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3630# define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3631# define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3632# define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3633# define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3634# define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3635# define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3636# define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3637# define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3638# define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
88d2d28a 3639# define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
bd16a5f0
IZ
3640# define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3641# define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3642# define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
bd16a5f0
IZ
3643# define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3644# define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
1045810a 3645# define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
d6721266 3646# define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
46187eeb 3647# define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
ecae49c0
NC
3648# define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3649# define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
dd2155a4 3650# define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
7949c6f5 3651# define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
bd16a5f0 3652
3967c732 3653#ifdef DEBUGGING
aea4f609 3654
bd16a5f0
IZ
3655# define DEBUG_p_TEST DEBUG_p_TEST_
3656# define DEBUG_s_TEST DEBUG_s_TEST_
3657# define DEBUG_l_TEST DEBUG_l_TEST_
3658# define DEBUG_t_TEST DEBUG_t_TEST_
3659# define DEBUG_o_TEST DEBUG_o_TEST_
3660# define DEBUG_c_TEST DEBUG_c_TEST_
3661# define DEBUG_P_TEST DEBUG_P_TEST_
3662# define DEBUG_m_TEST DEBUG_m_TEST_
3663# define DEBUG_f_TEST DEBUG_f_TEST_
3664# define DEBUG_r_TEST DEBUG_r_TEST_
3665# define DEBUG_x_TEST DEBUG_x_TEST_
3666# define DEBUG_u_TEST DEBUG_u_TEST_
88d2d28a 3667# define DEBUG_U_TEST DEBUG_U_TEST_
bd16a5f0
IZ
3668# define DEBUG_H_TEST DEBUG_H_TEST_
3669# define DEBUG_X_TEST DEBUG_X_TEST_
3670# define DEBUG_D_TEST DEBUG_D_TEST_
bd16a5f0
IZ
3671# define DEBUG_T_TEST DEBUG_T_TEST_
3672# define DEBUG_R_TEST DEBUG_R_TEST_
1045810a 3673# define DEBUG_J_TEST DEBUG_J_TEST_
d6721266 3674# define DEBUG_v_TEST DEBUG_v_TEST_
46187eeb 3675# define DEBUG_C_TEST DEBUG_C_TEST_
ecae49c0 3676# define DEBUG_A_TEST DEBUG_A_TEST_
a3c98653 3677# define DEBUG_q_TEST DEBUG_q_TEST_
7949c6f5
JC
3678# define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3679# define DEBUG_Uv_TEST DEBUG_Uv_TEST_
aea4f609 3680
488b0c7a
JH
3681# define PERL_DEB(a) a
3682# define PERL_DEBUG(a) if (PL_debug) a
aea4f609
DM
3683# define DEBUG_p(a) if (DEBUG_p_TEST) a
3684# define DEBUG_s(a) if (DEBUG_s_TEST) a
3685# define DEBUG_l(a) if (DEBUG_l_TEST) a
3686# define DEBUG_t(a) if (DEBUG_t_TEST) a
3687# define DEBUG_o(a) if (DEBUG_o_TEST) a
3688# define DEBUG_c(a) if (DEBUG_c_TEST) a
3689# define DEBUG_P(a) if (DEBUG_P_TEST) a
3690
969058bb
VK
3691 /* Temporarily turn off memory debugging in case the a
3692 * does memory allocation, either directly or indirectly. */
acfe0abc 3693# define DEBUG_m(a) \
0b250b9e 3694 STMT_START { \
aea4f609 3695 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
0b250b9e 3696 } STMT_END
aea4f609 3697
5f80b19c
AMS
3698# define DEBUG__(t, a) \
3699 STMT_START { \
3700 if (t) STMT_START {a;} STMT_END; \
3701 } STMT_END
3702
3703# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
f9f4320a 3704#ifndef PERL_EXT_RE_BUILD
5f80b19c 3705# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
f9f4320a
YO
3706#else
3707# define DEBUG_r(a) STMT_START {a;} STMT_END
3708#endif /* PERL_EXT_RE_BUILD */
5f80b19c
AMS
3709# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3710# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
88d2d28a 3711# define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
5f80b19c
AMS
3712# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3713# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3714# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
7949c6f5
JC
3715# define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3716# define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
aea4f609 3717
5f80b19c
AMS
3718# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3719# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
d6721266 3720# define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
46187eeb 3721# define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
ecae49c0
NC
3722# define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3723# define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
aea4f609
DM
3724
3725#else /* DEBUGGING */
3726
3727# define DEBUG_p_TEST (0)
3728# define DEBUG_s_TEST (0)
3729# define DEBUG_l_TEST (0)
3730# define DEBUG_t_TEST (0)
3731# define DEBUG_o_TEST (0)
3732# define DEBUG_c_TEST (0)
3733# define DEBUG_P_TEST (0)
3734# define DEBUG_m_TEST (0)
3735# define DEBUG_f_TEST (0)
3736# define DEBUG_r_TEST (0)
3737# define DEBUG_x_TEST (0)
3738# define DEBUG_u_TEST (0)
88d2d28a 3739# define DEBUG_U_TEST (0)
aea4f609
DM
3740# define DEBUG_H_TEST (0)
3741# define DEBUG_X_TEST (0)
3742# define DEBUG_D_TEST (0)
aea4f609 3743# define DEBUG_T_TEST (0)
04932ac8 3744# define DEBUG_R_TEST (0)
1045810a 3745# define DEBUG_J_TEST (0)
d6721266 3746# define DEBUG_v_TEST (0)
46187eeb 3747# define DEBUG_C_TEST (0)
ecae49c0
NC
3748# define DEBUG_A_TEST (0)
3749# define DEBUG_q_TEST (0)
7949c6f5
JC
3750# define DEBUG_Xv_TEST (0)
3751# define DEBUG_Uv_TEST (0)
aea4f609 3752
488b0c7a
JH
3753# define PERL_DEB(a)
3754# define PERL_DEBUG(a)
aea4f609
DM
3755# define DEBUG_p(a)
3756# define DEBUG_s(a)
3757# define DEBUG_l(a)
3758# define DEBUG_t(a)
3759# define DEBUG_o(a)
3760# define DEBUG_c(a)
3761# define DEBUG_P(a)
3762# define DEBUG_m(a)
3763# define DEBUG_f(a)
3764# define DEBUG_r(a)
3765# define DEBUG_x(a)
3766# define DEBUG_u(a)
88d2d28a 3767# define DEBUG_U(a)
aea4f609
DM
3768# define DEBUG_H(a)
3769# define DEBUG_X(a)
3770# define DEBUG_D(a)
aea4f609 3771# define DEBUG_T(a)
04932ac8 3772# define DEBUG_R(a)
d6721266 3773# define DEBUG_v(a)
46187eeb 3774# define DEBUG_C(a)
ecae49c0
NC
3775# define DEBUG_A(a)
3776# define DEBUG_q(a)
7949c6f5
JC
3777# define DEBUG_Xv(a)
3778# define DEBUG_Uv(a)
aea4f609
DM
3779#endif /* DEBUGGING */
3780
3781
b4ab917c
DM
3782#define DEBUG_SCOPE(where) \
3783 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
44f8325f 3784 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
b4ab917c
DM
3785
3786
3787
3788
d1be9408 3789/* These constants should be used in preference to raw characters
14befaf4
DM
3790 * when using magic. Note that some perl guts still assume
3791 * certain character properties of these constants, namely that
3792 * isUPPER() and toLOWER() may do useful mappings.
3793 *
3794 * Update the magic_names table in dump.c when adding/amending these
3795 */
3796
3797#define