3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
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.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
37 # ifndef USE_CROSS_COMPILE
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
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. */
52 # if !defined(MULTIPLICITY)
57 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
58 # ifndef PERL_GLOBAL_STRUCT
59 # define PERL_GLOBAL_STRUCT
63 #ifdef PERL_GLOBAL_STRUCT
70 # ifndef PERL_IMPLICIT_CONTEXT
71 # define PERL_IMPLICIT_CONTEXT
75 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
81 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
88 # include "symbian/symbian_proto.h"
91 /* Any stack-challenged places. The limit varies (and often
92 * is configurable), but using more than a kilobyte of stack
93 * is usually dubious in these systems. */
94 #if defined(EPOC) || defined(__SYMBIAN32__)
95 /* EPOC/Symbian: need to work around the SDK features. *
96 * On WINS: MS VC5 generates calls to _chkstk, *
97 * if a "large" stack frame is allocated. *
98 * gcc on MARM does not generate calls like these. */
99 # define USE_HEAP_INSTEAD_OF_STACK
102 #/* Use the reentrant APIs like localtime_r and getpwent_r */
103 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
104 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
105 # define USE_REENTRANT_API
108 /* <--- here ends the logic shared by perl.h and makedef.pl */
111 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
112 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
113 * __bsdi__ for BSD/OS
115 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
121 #undef START_EXTERN_C
125 # define START_EXTERN_C extern "C" {
126 # define END_EXTERN_C }
127 # define EXTERN_C extern "C"
129 # define START_EXTERN_C
130 # define END_EXTERN_C
131 # define EXTERN_C extern
134 /* Fallback definitions in case we don't have definitions from config.h.
135 This should only matter for systems that don't use Configure and
136 haven't been modified to define PERL_STATIC_INLINE yet.
138 #if !defined(PERL_STATIC_INLINE)
139 # ifdef HAS_STATIC_INLINE
140 # define PERL_STATIC_INLINE static inline
142 # define PERL_STATIC_INLINE static
146 #ifdef PERL_GLOBAL_STRUCT
147 # ifndef PERL_GET_VARS
148 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
149 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
150 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
151 # ifndef PERLIO_FUNCS_CONST
152 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
155 # define PERL_GET_VARS() PL_VarsPtr
160 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
162 #ifdef PERL_GLOBAL_STRUCT
163 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
168 #ifdef PERL_IMPLICIT_CONTEXT
169 # ifndef MULTIPLICITY
170 # define MULTIPLICITY
172 # define tTHX PerlInterpreter*
173 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
174 # define aTHX my_perl
175 # ifdef PERL_GLOBAL_STRUCT
176 # define dTHXa(a) dVAR; pTHX = (tTHX)a
178 # define dTHXa(a) pTHX = (tTHX)a
180 # ifdef PERL_GLOBAL_STRUCT
181 # define dTHX dVAR; pTHX = PERL_GET_THX
183 # define dTHX pTHX = PERL_GET_THX
196 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
197 # define PERL_TRACK_MEMPOOL
200 # undef PERL_TRACK_MEMPOOL
203 #define STATIC static
206 /* Do not use these macros. They were part of PERL_OBJECT, which was an
207 * implementation of multiplicity using C++ objects. They have been left
208 * here solely for the sake of XS code which has incorrectly
211 #define CPERLscope(x) x
212 #define CPERLarg void
215 #define PERL_OBJECT_THIS
216 #define _PERL_OBJECT_THIS
217 #define PERL_OBJECT_THIS_
218 #define CALL_FPTR(fptr) (*fptr)
219 #define MEMBER_TO_FPTR(name) name
220 #endif /* !PERL_CORE */
222 #define CALLRUNOPS PL_runops
224 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
226 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
227 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
228 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
229 (strbeg),(minend),(screamer),(data),(flags))
230 #define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
231 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
232 (strend),(flags),(data))
233 #define CALLREG_INTUIT_STRING(prog) \
234 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
236 #define CALLREGFREE(prog) \
237 Perl_pregfree(aTHX_ (prog))
239 #define CALLREGFREE_PVT(prog) \
240 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
242 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
243 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
245 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
246 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
248 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
249 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
251 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
252 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
254 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
255 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
257 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
258 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
260 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
263 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
264 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
266 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
267 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
269 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
270 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
272 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
275 #define CALLREG_NAMED_BUFF_COUNT(rx) \
276 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
278 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
279 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
281 #define CALLREG_PACKAGE(rx) \
282 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
284 #if defined(USE_ITHREADS)
285 #define CALLREGDUPE(prog,param) \
286 Perl_re_dup(aTHX_ (prog),(param))
288 #define CALLREGDUPE_PVT(prog,param) \
289 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
298 * Because of backward compatibility reasons the PERL_UNUSED_DECL
299 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
301 * Note that there are C compilers such as MetroWerks CodeWarrior
302 * which do not have an "inlined" way (like the gcc __attribute__) of
303 * marking unused variables (they need e.g. a #pragma) and therefore
304 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
305 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
309 #if defined(__SYMBIAN32__) && defined(__GNUC__)
311 # define PERL_UNUSED_DECL
313 # define PERL_UNUSED_DECL __attribute__((unused))
317 #ifndef PERL_UNUSED_DECL
318 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
319 # define PERL_UNUSED_DECL __attribute__unused__
321 # define PERL_UNUSED_DECL
326 * for silencing unused variables that are actually used most of the time,
327 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
329 #ifndef PERL_UNUSED_ARG
330 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
332 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
334 # define PERL_UNUSED_ARG(x) ((void)x)
337 #ifndef PERL_UNUSED_VAR
338 # define PERL_UNUSED_VAR(x) ((void)x)
342 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
344 # define PERL_UNUSED_CONTEXT
347 #define NOOP /*EMPTY*/(void)0
348 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
349 check in of thread.h, explaining why we need dNOOP at all: */
350 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
351 /* Declaring a *function*, instead of a variable, ensures that we don't rely
352 on being able to suppress "unused" warnings. */
354 #define dNOOP (void)0
356 #define dNOOP extern int Perl___notused(void)
360 /* Don't bother defining tTHX and sTHX; using them outside
361 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
367 # define dTHXa(a) dNOOP
384 /* these are only defined for compatibility; should not be used internally */
385 #if !defined(pTHXo) && !defined(PERL_CORE)
387 # define pTHXo_ pTHX_
389 # define aTHXo_ aTHX_
391 # define dTHXoa(x) dTHXa(x)
395 # define pTHXx register PerlInterpreter *my_perl
396 # define pTHXx_ pTHXx,
397 # define aTHXx my_perl
398 # define aTHXx_ aTHXx,
402 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
403 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
404 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
405 #ifdef PERL_IMPLICIT_SYS
406 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
407 # define dTHXs dVAR; dTHX
412 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
419 /* Some platforms require marking function declarations
420 * for them to be exportable. Used in perlio.h, proto.h
421 * is handled either by the makedef.pl or by defining the
422 * PERL_CALLCONV to be something special. See also the
423 * definition of XS() in XSUB.h. */
424 #ifndef PERL_EXPORT_C
426 # define PERL_EXPORT_C extern "C"
428 # define PERL_EXPORT_C extern
431 #ifndef PERL_XS_EXPORT_C
433 # define PERL_XS_EXPORT_C extern "C"
435 # define PERL_XS_EXPORT_C
439 #ifdef OP_IN_REGISTER
441 # define stringify_immed(s) #s
442 # define stringify(s) stringify_immed(s)
443 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
447 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
448 * g++ allows them but seems to have problems with them
449 * (insane errors ensue).
450 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
452 #if defined(PERL_GCC_PEDANTIC) || \
453 (defined(__GNUC__) && defined(__cplusplus) && \
454 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
455 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
456 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
460 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
461 # ifndef PERL_USE_GCC_BRACE_GROUPS
462 # define PERL_USE_GCC_BRACE_GROUPS
467 * STMT_START { statements; } STMT_END;
468 * can be used as a single statement, as in
469 * if (x) STMT_START { ... } STMT_END; else ...
471 * Trying to select a version that gives no warnings...
473 #if !(defined(STMT_START) && defined(STMT_END))
474 # ifdef PERL_USE_GCC_BRACE_GROUPS
475 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
478 /* Now which other defined()s do we need here ??? */
479 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
480 # define STMT_START if (1)
481 # define STMT_END else (void)0
483 # define STMT_START do
484 # define STMT_END while (0)
489 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
490 # define BYTEORDER 0x1234
493 /* Overall memory policy? */
498 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
505 * The following contortions are brought to you on behalf of all the
506 * standards, semi-standards, de facto standards, not-so-de-facto standards
507 * of the world, as well as all the other botches anyone ever thought of.
508 * The basic theory is that if we work hard enough here, the rest of the
509 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
512 /* define this once if either system, instead of cluttering up the src */
513 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
517 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
518 # define STANDARD_C 1
521 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
522 # define DONT_DECLARE_STD 1
525 #if defined(HASVOLATILE) || defined(STANDARD_C)
526 # define VOL volatile
531 #define TAINT (PL_tainted = TRUE)
532 #define TAINT_NOT (PL_tainted = FALSE)
533 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
534 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
535 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
537 /* flags used internally only within pp_subst and pp_substcont */
539 # define SUBST_TAINT_STR 1 /* string tainted */
540 # define SUBST_TAINT_PAT 2 /* pattern tainted */
541 # define SUBST_TAINT_REPL 4 /* replacement tainted */
542 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
543 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
546 /* XXX All process group stuff is handled in pp_sys.c. Should these
547 defines move there? If so, I could simplify this a lot. --AD 9/96.
549 /* Process group stuff changed from traditional BSD to POSIX.
550 perlfunc.pod documents the traditional BSD-style syntax, so we'll
551 try to preserve that, if possible.
554 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
556 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
557 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
559 # ifdef HAS_SETPGRP2 /* DG/UX */
560 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
564 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
565 # define HAS_SETPGRP /* Well, effectively it does . . . */
568 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
569 our life easier :-) so we'll try it.
572 # define BSD_GETPGRP(pid) getpgid((pid))
574 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
575 # define BSD_GETPGRP(pid) getpgrp((pid))
577 # ifdef HAS_GETPGRP2 /* DG/UX */
578 # define BSD_GETPGRP(pid) getpgrp2((pid))
582 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
583 # define HAS_GETPGRP /* Well, effectively it does . . . */
586 /* These are not exact synonyms, since setpgrp() and getpgrp() may
587 have different behaviors, but perl.h used to define USE_BSDPGRP
588 (prior to 5.003_05) so some extension might depend on it.
590 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
596 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
597 pthread.h must be included before all other header files.
599 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
600 # include <pthread.h>
603 #ifndef _TYPES_ /* If types.h defines this it's easy. */
604 # ifndef major /* Does everyone's types.h define this? */
605 # include <sys/types.h>
619 # include <varargs.h>
623 #ifdef USE_NEXT_CTYPE
625 #if NX_CURRENT_COMPILER_RELEASE >= 500
626 # include <bsd/ctypes.h>
628 # if NX_CURRENT_COMPILER_RELEASE >= 400
629 # include <objc/NXCType.h>
630 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
631 # include <appkit/NXCType.h>
632 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
633 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
635 #else /* !USE_NEXT_CTYPE */
637 #endif /* USE_NEXT_CTYPE */
639 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
651 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
653 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
654 && defined(HAS_STRXFRM)
655 # define USE_LOCALE_COLLATE
657 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
658 # define USE_LOCALE_CTYPE
660 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
661 # define USE_LOCALE_NUMERIC
663 #endif /* !NO_LOCALE && HAS_SETLOCALE */
668 # ifdef PARAM_NEEDS_TYPES
669 # include <sys/types.h>
671 # include <sys/param.h>
674 /* Use all the "standard" definitions? */
675 #if defined(STANDARD_C) && defined(I_STDLIB)
679 /* If this causes problems, set i_unistd=undef in the hint file. */
686 # include <sys/wait.h>
690 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
693 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
694 EXTERN_C int syscall(int, ...);
697 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
698 EXTERN_C int usleep(unsigned int);
701 /* Funky places that do not have socket stuff. */
702 #if defined(__LIBCATAMOUNT__)
706 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
712 /* macros for correct constant construction */
714 # define U16_CONST(x) ((U16)x##U)
716 # define U16_CONST(x) ((U16)x##UL)
720 # define U32_CONST(x) ((U32)x##U)
722 # define U32_CONST(x) ((U32)x##UL)
727 # define U64_CONST(x) ((U64)x##U)
729 # define U64_CONST(x) ((U64)x##UL)
730 # elif QUADKIND == QUAD_IS_LONG_LONG
731 # define U64_CONST(x) ((U64)x##ULL)
732 # else /* best guess we can make */
733 # define U64_CONST(x) ((U64)x##UL)
737 /* byte-swapping functions for big-/little-endian conversion */
738 # define _swab_16_(x) ((U16)( \
739 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
740 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
742 # define _swab_32_(x) ((U32)( \
743 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
744 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
745 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
746 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
749 # define _swab_64_(x) ((U64)( \
750 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
751 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
752 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
753 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
754 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
755 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
756 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
757 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
760 /*----------------------------------------------------------------------------*/
761 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
762 /*----------------------------------------------------------------------------*/
763 # define my_htole16(x) (x)
764 # define my_letoh16(x) (x)
765 # define my_htole32(x) (x)
766 # define my_letoh32(x) (x)
767 # define my_htobe16(x) _swab_16_(x)
768 # define my_betoh16(x) _swab_16_(x)
769 # define my_htobe32(x) _swab_32_(x)
770 # define my_betoh32(x) _swab_32_(x)
772 # define my_htole64(x) (x)
773 # define my_letoh64(x) (x)
774 # define my_htobe64(x) _swab_64_(x)
775 # define my_betoh64(x) _swab_64_(x)
777 # define my_htoles(x) (x)
778 # define my_letohs(x) (x)
779 # define my_htolei(x) (x)
780 # define my_letohi(x) (x)
781 # define my_htolel(x) (x)
782 # define my_letohl(x) (x)
784 # define my_htobes(x) (x)
785 # define my_betohs(x) (x)
786 # elif SHORTSIZE == 2
787 # define my_htobes(x) _swab_16_(x)
788 # define my_betohs(x) _swab_16_(x)
789 # elif SHORTSIZE == 4
790 # define my_htobes(x) _swab_32_(x)
791 # define my_betohs(x) _swab_32_(x)
792 # elif SHORTSIZE == 8
793 # define my_htobes(x) _swab_64_(x)
794 # define my_betohs(x) _swab_64_(x)
796 # define PERL_NEED_MY_HTOBES
797 # define PERL_NEED_MY_BETOHS
800 # define my_htobei(x) (x)
801 # define my_betohi(x) (x)
803 # define my_htobei(x) _swab_16_(x)
804 # define my_betohi(x) _swab_16_(x)
806 # define my_htobei(x) _swab_32_(x)
807 # define my_betohi(x) _swab_32_(x)
809 # define my_htobei(x) _swab_64_(x)
810 # define my_betohi(x) _swab_64_(x)
812 # define PERL_NEED_MY_HTOBEI
813 # define PERL_NEED_MY_BETOHI
816 # define my_htobel(x) (x)
817 # define my_betohl(x) (x)
819 # define my_htobel(x) _swab_16_(x)
820 # define my_betohl(x) _swab_16_(x)
822 # define my_htobel(x) _swab_32_(x)
823 # define my_betohl(x) _swab_32_(x)
825 # define my_htobel(x) _swab_64_(x)
826 # define my_betohl(x) _swab_64_(x)
828 # define PERL_NEED_MY_HTOBEL
829 # define PERL_NEED_MY_BETOHL
831 # define my_htolen(p,n) NOOP
832 # define my_letohn(p,n) NOOP
833 # define my_htoben(p,n) my_swabn(p,n)
834 # define my_betohn(p,n) my_swabn(p,n)
835 /*----------------------------------------------------------------------------*/
836 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
837 /*----------------------------------------------------------------------------*/
838 # define my_htobe16(x) (x)
839 # define my_betoh16(x) (x)
840 # define my_htobe32(x) (x)
841 # define my_betoh32(x) (x)
842 # define my_htole16(x) _swab_16_(x)
843 # define my_letoh16(x) _swab_16_(x)
844 # define my_htole32(x) _swab_32_(x)
845 # define my_letoh32(x) _swab_32_(x)
847 # define my_htobe64(x) (x)
848 # define my_betoh64(x) (x)
849 # define my_htole64(x) _swab_64_(x)
850 # define my_letoh64(x) _swab_64_(x)
852 # define my_htobes(x) (x)
853 # define my_betohs(x) (x)
854 # define my_htobei(x) (x)
855 # define my_betohi(x) (x)
856 # define my_htobel(x) (x)
857 # define my_betohl(x) (x)
859 # define my_htoles(x) (x)
860 # define my_letohs(x) (x)
861 # elif SHORTSIZE == 2
862 # define my_htoles(x) _swab_16_(x)
863 # define my_letohs(x) _swab_16_(x)
864 # elif SHORTSIZE == 4
865 # define my_htoles(x) _swab_32_(x)
866 # define my_letohs(x) _swab_32_(x)
867 # elif SHORTSIZE == 8
868 # define my_htoles(x) _swab_64_(x)
869 # define my_letohs(x) _swab_64_(x)
871 # define PERL_NEED_MY_HTOLES
872 # define PERL_NEED_MY_LETOHS
875 # define my_htolei(x) (x)
876 # define my_letohi(x) (x)
878 # define my_htolei(x) _swab_16_(x)
879 # define my_letohi(x) _swab_16_(x)
881 # define my_htolei(x) _swab_32_(x)
882 # define my_letohi(x) _swab_32_(x)
884 # define my_htolei(x) _swab_64_(x)
885 # define my_letohi(x) _swab_64_(x)
887 # define PERL_NEED_MY_HTOLEI
888 # define PERL_NEED_MY_LETOHI
891 # define my_htolel(x) (x)
892 # define my_letohl(x) (x)
894 # define my_htolel(x) _swab_16_(x)
895 # define my_letohl(x) _swab_16_(x)
897 # define my_htolel(x) _swab_32_(x)
898 # define my_letohl(x) _swab_32_(x)
900 # define my_htolel(x) _swab_64_(x)
901 # define my_letohl(x) _swab_64_(x)
903 # define PERL_NEED_MY_HTOLEL
904 # define PERL_NEED_MY_LETOHL
906 # define my_htolen(p,n) my_swabn(p,n)
907 # define my_letohn(p,n) my_swabn(p,n)
908 # define my_htoben(p,n) NOOP
909 # define my_betohn(p,n) NOOP
910 /*----------------------------------------------------------------------------*/
911 # else /* all other byte-orders */
912 /*----------------------------------------------------------------------------*/
913 # define PERL_NEED_MY_HTOLE16
914 # define PERL_NEED_MY_LETOH16
915 # define PERL_NEED_MY_HTOBE16
916 # define PERL_NEED_MY_BETOH16
917 # define PERL_NEED_MY_HTOLE32
918 # define PERL_NEED_MY_LETOH32
919 # define PERL_NEED_MY_HTOBE32
920 # define PERL_NEED_MY_BETOH32
922 # define PERL_NEED_MY_HTOLE64
923 # define PERL_NEED_MY_LETOH64
924 # define PERL_NEED_MY_HTOBE64
925 # define PERL_NEED_MY_BETOH64
927 # define PERL_NEED_MY_HTOLES
928 # define PERL_NEED_MY_LETOHS
929 # define PERL_NEED_MY_HTOBES
930 # define PERL_NEED_MY_BETOHS
931 # define PERL_NEED_MY_HTOLEI
932 # define PERL_NEED_MY_LETOHI
933 # define PERL_NEED_MY_HTOBEI
934 # define PERL_NEED_MY_BETOHI
935 # define PERL_NEED_MY_HTOLEL
936 # define PERL_NEED_MY_LETOHL
937 # define PERL_NEED_MY_HTOBEL
938 # define PERL_NEED_MY_BETOHL
939 /*----------------------------------------------------------------------------*/
940 # endif /* end of byte-order macros */
941 /*----------------------------------------------------------------------------*/
943 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
944 at least on FreeBSD. YMMV, so experiment. */
945 #ifndef PERL_ARENA_SIZE
946 #define PERL_ARENA_SIZE 4080
949 /* Maximum level of recursion */
950 #ifndef PERL_SUB_DEPTH_WARN
951 #define PERL_SUB_DEPTH_WARN 100
954 #endif /* PERL_CORE */
956 /* We no longer default to creating a new SV for GvSV.
957 Do this before embed. */
958 #ifndef PERL_CREATE_GVSV
959 # ifndef PERL_DONT_CREATE_GVSV
960 # define PERL_DONT_CREATE_GVSV
964 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
965 #define PERL_USES_PL_PIDSTATUS
968 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
969 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
972 #define MEM_SIZE Size_t
974 /* Round all values passed to malloc up, by default to a multiple of
977 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
978 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
981 /* sv_grow() will expand strings by at least a certain percentage of
982 the previously *used* length to avoid excessive calls to realloc().
983 The default is 25% of the current length.
985 #ifndef PERL_STRLEN_EXPAND_SHIFT
986 # define PERL_STRLEN_EXPAND_SHIFT 2
989 #if defined(STANDARD_C) && defined(I_STDDEF)
991 # define STRUCT_OFFSET(s,m) offsetof(s,m)
993 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
996 #ifndef __SYMBIAN32__
997 # if defined(I_STRING) || defined(__cplusplus)
1000 # include <strings.h>
1004 /* This comes after <stdlib.h> so we don't try to change the standard
1005 * library prototypes; we'll use our own in proto.h instead. */
1008 # ifdef PERL_POLLUTE_MALLOC
1009 # ifndef PERL_EXTMALLOC_DEF
1010 # define Perl_malloc malloc
1011 # define Perl_calloc calloc
1012 # define Perl_realloc realloc
1013 # define Perl_mfree free
1016 # define EMBEDMYMALLOC /* for compatibility */
1019 # define safemalloc Perl_malloc
1020 # define safecalloc Perl_calloc
1021 # define saferealloc Perl_realloc
1022 # define safefree Perl_mfree
1023 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1024 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1027 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1028 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1029 # define panic_write2(s) write(2, s, strlen(s))
1030 # define CHECK_MALLOC_TAINT(newval) \
1031 CHECK_MALLOC_TOO_LATE_FOR_( \
1033 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1035 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
1036 if (doing_taint(argc,argv,env)) { \
1037 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1039 #else /* MYMALLOC */
1040 # define safemalloc safesysmalloc
1041 # define safecalloc safesyscalloc
1042 # define saferealloc safesysrealloc
1043 # define safefree safesysfree
1044 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1045 # define CHECK_MALLOC_TAINT(newval) ((void)0)
1046 # define MALLOC_CHECK_TAINT(argc,argv,env)
1047 #endif /* MYMALLOC */
1049 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
1050 #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)
1051 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1052 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1053 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1055 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1056 #define strchr index
1057 #define strrchr rindex
1061 # include <memory.h>
1065 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1067 extern char * memcpy (char*, char*, int);
1073 # define memcpy(d,s,l) bcopy(s,d,l)
1075 # define memcpy(d,s,l) my_bcopy(s,d,l)
1078 #endif /* HAS_MEMCPY */
1081 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1083 extern char *memset (char*, int, int);
1088 # define memset(d,c,l) my_memset(d,c,l)
1089 #endif /* HAS_MEMSET */
1091 #if !defined(HAS_MEMMOVE) && !defined(memmove)
1092 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
1093 # define memmove(d,s,l) bcopy(s,d,l)
1095 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
1096 # define memmove(d,s,l) memcpy(d,s,l)
1098 # define memmove(d,s,l) my_bcopy(s,d,l)
1103 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
1107 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
1108 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1110 extern int memcmp (char*, char*, int);
1114 # pragma function(memcmp)
1118 # define memcmp my_memcmp
1120 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
1124 # define memzero(d,l) memset(d,0,l)
1127 # define memzero(d,l) bzero(d,l)
1129 # define memzero(d,l) my_bzero(d,l)
1137 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1144 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1146 #endif /* !HAS_BCMP */
1149 # include <netinet/in.h>
1153 # include <arpa/inet.h>
1156 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1157 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1158 * (the neo-BSD seem to do this). */
1163 # include <sys/stat.h>
1166 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1167 This definition should ideally go into win32/win32.h, but S_IFIFO is
1168 used later here in perl.h before win32/win32.h is being included. */
1169 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1170 # define S_IFIFO _S_IFIFO
1173 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1174 like UTekV) are broken, sometimes giving false positives. Undefine
1175 them here and let the code below set them to proper values.
1177 The ghs macro stands for GreenHills Software C-1.8.5 which
1178 is the C compiler for sysV88 and the various derivatives.
1179 This header file bug is corrected in gcc-2.5.8 and later versions.
1180 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1182 #if defined(uts) || (defined(m88k) && defined(ghs))
1196 # ifdef I_SYS_TIME_KERNEL
1199 # include <sys/time.h>
1200 # ifdef I_SYS_TIME_KERNEL
1205 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1206 # include <sys/times.h>
1209 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1210 # undef HAS_STRERROR
1215 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1216 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1219 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1220 * This is important for using IPv6.
1221 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1222 * a bad idea since it breaks send() and recv(). */
1223 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1224 # define _SOCKADDR_LEN
1227 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1228 # include <sys/socket.h>
1229 # if defined(USE_SOCKS) && defined(I_SOCKS)
1230 # if !defined(INCLUDE_PROTOTYPES)
1231 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1232 # define PERL_SOCKS_NEED_PROTOTYPES
1235 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1236 # undef INCLUDE_PROTOTYPES
1237 # undef PERL_SOCKS_NEED_PROTOTYPES
1248 # include <net/errno.h>
1253 /* sockatmark() is so new (2001) that many places might have it hidden
1254 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1255 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1256 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1257 # if defined(__THROW) && defined(__GLIBC__)
1258 int sockatmark(int) __THROW;
1260 int sockatmark(int);
1264 #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. */
1265 EXTERN_C int fchdir(int);
1266 EXTERN_C int flock(int, int);
1267 EXTERN_C int fseeko(FILE *, off_t, int);
1268 EXTERN_C off_t ftello(FILE *);
1271 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1272 EXTERN_C char *crypt(const char *, const char *);
1273 EXTERN_C char **environ;
1276 #if defined(__cplusplus)
1277 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1278 EXTERN_C char **environ;
1279 # elif defined(__CYGWIN__)
1280 EXTERN_C char *crypt(const char *, const char *);
1285 # undef SETERRNO /* SOCKS might have defined this */
1289 # define SETERRNO(errcode,vmserrcode) \
1291 set_errno(errcode); \
1292 set_vaxc_errno(vmserrcode); \
1294 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1295 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1296 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1297 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1299 # define LIB_INVARG LIB$_INVARG
1300 # define RMS_DIR RMS$_DIR
1301 # define RMS_FAC RMS$_FAC
1302 # define RMS_FEX RMS$_FEX
1303 # define RMS_FNF RMS$_FNF
1304 # define RMS_IFI RMS$_IFI
1305 # define RMS_ISI RMS$_ISI
1306 # define RMS_PRV RMS$_PRV
1307 # define SS_ACCVIO SS$_ACCVIO
1308 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1309 # define SS_IVCHAN SS$_IVCHAN
1310 # define SS_NORMAL SS$_NORMAL
1312 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1313 # define dSAVEDERRNO int saved_errno
1314 # define dSAVE_ERRNO int saved_errno = errno
1315 # define SAVE_ERRNO (saved_errno = errno)
1316 # define RESTORE_ERRNO (errno = saved_errno)
1318 # define LIB_INVARG 0
1326 # define SS_ACCVIO 0
1327 # define SS_DEVOFFLINE 0
1328 # define SS_IVCHAN 0
1329 # define SS_NORMAL 0
1332 #define ERRSV GvSVn(PL_errgv)
1334 #define CLEAR_ERRSV() STMT_START { \
1335 if (!GvSV(PL_errgv)) { \
1336 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1337 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1338 SvREFCNT_dec(GvSV(PL_errgv)); \
1339 GvSV(PL_errgv) = newSVpvs(""); \
1341 SV *const errsv = GvSV(PL_errgv); \
1342 sv_setpvs(errsv, ""); \
1343 if (SvMAGICAL(errsv)) { \
1346 SvPOK_only(errsv); \
1352 # define DEFSV (0 + GvSVn(PL_defgv))
1353 # define DEFSV_set(sv) \
1354 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1355 # define SAVE_DEFSV \
1357 save_gp(PL_defgv, 0), \
1358 GvINTRO_off(PL_defgv), \
1359 SAVEGENERICSV(GvSV(PL_defgv)), \
1360 GvSV(PL_defgv) = NULL \
1363 # define DEFSV GvSVn(PL_defgv)
1364 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1365 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1368 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1371 extern int errno; /* ANSI allows errno to be an lvalue expr.
1372 * For example in multithreaded environments
1373 * something like this might happen:
1374 * extern int *_errno(void);
1375 * #define errno (*_errno()) */
1379 #ifndef DONT_DECLARE_STD
1381 char *strerror (int,...);
1383 char *strerror (int);
1387 # define Strerror strerror
1390 # ifdef HAS_SYS_ERRLIST
1391 extern int sys_nerr;
1392 extern char *sys_errlist[];
1394 # define Strerror(e) \
1395 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1402 # include <sys/ioctl.h>
1406 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1407 # ifdef HAS_SOCKETPAIR
1408 # undef HAS_SOCKETPAIR
1415 #ifndef HAS_SOCKETPAIR
1417 # define socketpair Perl_my_socketpair
1422 # define htoni htons
1423 # define ntohi ntohs
1425 # define htoni htonl
1426 # define ntohi ntohl
1429 /* Configure already sets Direntry_t */
1430 #if defined(I_DIRENT)
1431 # include <dirent.h>
1432 /* NeXT needs dirent + sys/dir.h */
1433 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1434 # include <sys/dir.h>
1438 # include <sys/ndir.h>
1442 # include <ndir.h> /* may be wrong in the future */
1444 # include <sys/dir.h>
1457 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1459 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1464 * The following gobbledygook brought to you on behalf of __STDC__.
1465 * (I could just use #ifndef __STDC__, but this is more bulletproof
1466 * in the face of half-implementations.)
1469 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1470 #include <sys/mode.h>
1475 # define S_IFMT _S_IFMT
1477 # define S_IFMT 0170000
1482 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1486 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1491 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1493 # define S_ISBLK(m) (0)
1498 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1503 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1505 # define S_ISFIFO(m) (0)
1511 # define S_ISLNK(m) _S_ISLNK(m)
1514 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1517 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1519 # define S_ISLNK(m) (0)
1527 # define S_ISSOCK(m) _S_ISSOCK(m)
1530 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1533 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1535 # define S_ISSOCK(m) (0)
1543 # define S_IRUSR S_IREAD
1544 # define S_IWUSR S_IWRITE
1545 # define S_IXUSR S_IEXEC
1547 # define S_IRUSR 0400
1548 # define S_IWUSR 0200
1549 # define S_IXUSR 0100
1555 # define S_IRGRP (S_IRUSR>>3)
1556 # define S_IWGRP (S_IWUSR>>3)
1557 # define S_IXGRP (S_IXUSR>>3)
1559 # define S_IRGRP 0040
1560 # define S_IWGRP 0020
1561 # define S_IXGRP 0010
1567 # define S_IROTH (S_IRUSR>>6)
1568 # define S_IWOTH (S_IWUSR>>6)
1569 # define S_IXOTH (S_IXUSR>>6)
1571 # define S_IROTH 0040
1572 # define S_IWOTH 0020
1573 # define S_IXOTH 0010
1578 # define S_ISUID 04000
1582 # define S_ISGID 02000
1586 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1590 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1594 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1597 /* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1598 * which would get included through <sys/file.h >, but that is 3000
1599 * lines in the future. --jhi */
1601 #if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
1602 # define S_IREAD S_IRUSR
1605 #if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
1606 # define S_IWRITE S_IWUSR
1610 # define S_IEXEC S_IXUSR
1617 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1618 # define SLOPPYDIVIDE
1625 #ifdef SPRINTF_E_BUG
1626 # define sprintf UTS_sprintf_wrap
1629 /* For the times when you want the return value of sprintf, and you want it
1630 to be the length. Can't have a thread variable passed in, because C89 has
1633 #ifdef SPRINTF_RETURNS_STRLEN
1634 # define my_sprintf sprintf
1636 # define my_sprintf Perl_my_sprintf
1640 * If we have v?snprintf() and the C99 variadic macros, we can just
1641 * use just the v?snprintf(). It is nice to try to trap the buffer
1642 * overflow, however, so if we are DEBUGGING, and we cannot use the
1643 * gcc statement expressions, then use the function wrappers which try
1644 * to trap the overflow. If we can use the gcc statement expressions,
1645 * we can try that even with the version that uses the C99 variadic
1649 /* Note that we do not check against snprintf()/vsnprintf() returning
1650 * negative values because that is non-standard behaviour and we use
1651 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1652 * that should be true only if the snprintf()/vsnprintf() are true
1653 * to the standard. */
1655 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1656 # ifdef PERL_USE_GCC_BRACE_GROUPS
1657 # define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1658 # define PERL_MY_SNPRINTF_GUARDED
1660 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1663 # define my_snprintf Perl_my_snprintf
1664 # define PERL_MY_SNPRINTF_GUARDED
1667 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1668 # ifdef PERL_USE_GCC_BRACE_GROUPS
1669 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1670 # define PERL_MY_VSNPRINTF_GUARDED
1672 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1675 # define my_vsnprintf Perl_my_vsnprintf
1676 # define PERL_MY_VSNPRINTF_GUARDED
1680 # define my_strlcat strlcat
1682 # define my_strlcat Perl_my_strlcat
1686 # define my_strlcpy strlcpy
1688 # define my_strlcpy Perl_my_strlcpy
1691 /* Configure gets this right but the UTS compiler gets it wrong.
1692 -- Hal Morris <hom00@utsglobal.com> */
1695 # define UVTYPE unsigned
1699 The IV type is supposed to be long enough to hold any integral
1701 --Andy Dougherty August 1996
1707 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1708 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1709 # define IV_MAX INT64_MAX
1710 # define IV_MIN INT64_MIN
1711 # define UV_MAX UINT64_MAX
1713 # define UINT64_MIN 0
1715 # define UV_MIN UINT64_MIN
1717 # define IV_MAX PERL_QUAD_MAX
1718 # define IV_MIN PERL_QUAD_MIN
1719 # define UV_MAX PERL_UQUAD_MAX
1720 # define UV_MIN PERL_UQUAD_MIN
1725 # if defined(INT32_MAX) && IVSIZE == 4
1726 # define IV_MAX INT32_MAX
1727 # define IV_MIN INT32_MIN
1728 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1729 # define UV_MAX UINT32_MAX
1731 # define UV_MAX 4294967295U
1734 # define UINT32_MIN 0
1736 # define UV_MIN UINT32_MIN
1738 # define IV_MAX PERL_LONG_MAX
1739 # define IV_MIN PERL_LONG_MIN
1740 # define UV_MAX PERL_ULONG_MAX
1741 # define UV_MIN PERL_ULONG_MIN
1757 # undef PERL_NEED_MY_HTOLE64
1758 # undef PERL_NEED_MY_LETOH64
1759 # undef PERL_NEED_MY_HTOBE64
1760 # undef PERL_NEED_MY_BETOH64
1763 #if defined(uts) || defined(UTS)
1765 # define UV_MAX (4294967295u)
1768 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1769 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1771 #ifndef NO_PERL_PRESERVE_IVUV
1772 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1776 * The macros INT2PTR and NUM2PTR are (despite their names)
1777 * bi-directional: they will convert int/float to or from pointers.
1778 * However the conversion to int/float are named explicitly:
1779 * PTR2IV, PTR2UV, PTR2NV.
1781 * For int conversions we do not need two casts if pointers are
1782 * the same size as IV and UV. Otherwise we need an explicit
1783 * cast (PTRV) to avoid compiler warnings.
1785 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1787 # define INT2PTR(any,d) (any)(d)
1789 # if PTRSIZE == LONGSIZE
1790 # define PTRV unsigned long
1791 # define PTR2ul(p) (unsigned long)(p)
1793 # define PTRV unsigned
1798 # define INT2PTR(any,d) (any)(PTRV)(d)
1802 # define PTR2ul(p) INT2PTR(unsigned long,p)
1805 #define NUM2PTR(any,d) (any)(PTRV)(d)
1806 #define PTR2IV(p) INT2PTR(IV,p)
1807 #define PTR2UV(p) INT2PTR(UV,p)
1808 #define PTR2NV(p) NUM2PTR(NV,p)
1809 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1811 /* According to strict ANSI C89 one cannot freely cast between
1812 * data pointers and function (code) pointers. There are at least
1813 * two ways around this. One (used below) is to do two casts,
1814 * first the other pointer to an (unsigned) integer, and then
1815 * the integer to the other pointer. The other way would be
1816 * to use unions to "overlay" the pointers. For an example of
1817 * the latter technique, see union dirpu in struct xpvio in sv.h.
1818 * The only feasible use is probably temporarily storing
1819 * function pointers in a data pointer (such as a void pointer). */
1821 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1822 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1824 #ifdef USE_LONG_DOUBLE
1825 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1826 # define LONG_DOUBLE_EQUALS_DOUBLE
1828 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1829 # undef USE_LONG_DOUBLE /* Ouch! */
1834 /* Use an overridden DBL_DIG */
1838 # define DBL_DIG OVR_DBL_DIG
1840 /* The following is all to get DBL_DIG, in order to pick a nice
1841 default value for printing floating point numbers in Gconvert
1842 (see config.h). (It also has other uses, such as figuring out if
1843 a given precision of printing can be done with a double instead of
1844 a long double - Allen).
1853 #define DBL_DIG 15 /* A guess that works lots of places */
1858 /* Use an overridden LDBL_DIG */
1862 # define LDBL_DIG OVR_LDBL_DIG
1864 /* The following is all to get LDBL_DIG, in order to pick a nice
1865 default value for printing floating point numbers in Gconvert.
1869 # include <limits.h>
1874 # ifndef HAS_LDBL_DIG
1875 # if LONG_DOUBLESIZE == 10
1876 # define LDBL_DIG 18 /* assume IEEE */
1878 # if LONG_DOUBLESIZE == 12
1879 # define LDBL_DIG 18 /* gcc? */
1881 # if LONG_DOUBLESIZE == 16
1882 # define LDBL_DIG 33 /* assume IEEE */
1884 # if LONG_DOUBLESIZE == DOUBLESIZE
1885 # define LDBL_DIG DBL_DIG /* bummer */
1894 * This is for making sure we have a good DBL_MAX value, if possible,
1895 * either for usage as NV_MAX or for usage in figuring out if we can
1896 * fit a given long double into a double, if bug-fixing makes it
1897 * necessary to do so. - Allen <allens@cpan.org>
1901 # include <limits.h>
1905 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1906 # include <values.h>
1907 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1908 # define DBL_MAX MAXDOUBLE
1910 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1911 # define DBL_MIN MINDOUBLE
1914 #endif /* defined(I_VALUES) */
1919 # include <ieeefp.h>
1922 #ifdef USE_LONG_DOUBLE
1924 # include <sunmath.h>
1926 # define NV_DIG LDBL_DIG
1927 # ifdef LDBL_MANT_DIG
1928 # define NV_MANT_DIG LDBL_MANT_DIG
1931 # define NV_MIN LDBL_MIN
1934 # define NV_MAX LDBL_MAX
1936 # ifdef LDBL_MIN_10_EXP
1937 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1939 # ifdef LDBL_MAX_10_EXP
1940 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1942 # ifdef LDBL_EPSILON
1943 # define NV_EPSILON LDBL_EPSILON
1946 # define NV_MAX LDBL_MAX
1947 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1950 # define NV_MAX HUGE_VALL
1953 # define NV_MAX ((NV)HUGE_VAL)
1958 # define Perl_cos cosl
1959 # define Perl_sin sinl
1960 # define Perl_sqrt sqrtl
1961 # define Perl_exp expl
1962 # define Perl_log logl
1963 # define Perl_atan2 atan2l
1964 # define Perl_pow powl
1965 # define Perl_floor floorl
1966 # define Perl_ceil ceill
1967 # define Perl_fmod fmodl
1969 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1971 # define Perl_modf(x,y) modfl(x,y)
1972 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1973 prototype in <math.h> */
1974 # ifndef HAS_MODFL_PROTO
1975 EXTERN_C long double modfl(long double, long double *);
1978 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1979 extern long double Perl_my_modfl(long double x, long double *ip);
1980 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1984 # define Perl_frexp(x,y) frexpl(x,y)
1986 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1987 extern long double Perl_my_frexpl(long double x, int *e);
1988 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1993 # define Perl_isnan(x) isnanl(x)
1998 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
2002 # define NV_DIG DBL_DIG
2003 # ifdef DBL_MANT_DIG
2004 # define NV_MANT_DIG DBL_MANT_DIG
2007 # define NV_MIN DBL_MIN
2010 # define NV_MAX DBL_MAX
2012 # ifdef DBL_MIN_10_EXP
2013 # define NV_MIN_10_EXP DBL_MIN_10_EXP
2015 # ifdef DBL_MAX_10_EXP
2016 # define NV_MAX_10_EXP DBL_MAX_10_EXP
2019 # define NV_EPSILON DBL_EPSILON
2021 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
2022 # define NV_MAX DBL_MAX
2023 # define NV_MIN DBL_MIN
2026 # define NV_MAX HUGE_VAL
2029 # define Perl_cos cos
2030 # define Perl_sin sin
2031 # define Perl_sqrt sqrt
2032 # define Perl_exp exp
2033 # define Perl_log log
2034 # define Perl_atan2 atan2
2035 # define Perl_pow pow
2036 # define Perl_floor floor
2037 # define Perl_ceil ceil
2038 # define Perl_fmod fmod
2039 # define Perl_modf(x,y) modf(x,y)
2040 # define Perl_frexp(x,y) frexp(x,y)
2043 /* rumor has it that Win32 has _fpclass() */
2045 /* SGI has fpclassl... but not with the same result values,
2046 * and it's via a typedef (not via #define), so will need to redo Configure
2047 * to use. Not worth the trouble, IMO, at least until the below is used
2048 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2049 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2050 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2052 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2054 # include <ieeefp.h>
2059 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2060 # define Perl_fp_class() fpclassl(x)
2062 # define Perl_fp_class() fpclass(x)
2064 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2065 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2066 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2067 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2068 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2069 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2070 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2071 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2072 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2073 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2074 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2075 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2076 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2077 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2078 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2081 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
2083 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
2084 # include <fp_class.h>
2086 # define Perl_fp_class(x) fp_class(x)
2087 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2088 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2089 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2090 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2091 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2092 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2093 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2094 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2095 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2096 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2097 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2098 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2099 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2100 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2101 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2104 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2106 # define Perl_fp_class(x) fpclassify(x)
2107 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
2108 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2109 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2110 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2111 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2114 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
2117 # define Perl_fp_class(x) class(x)
2119 # define Perl_fp_class(x) _class(x)
2121 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2122 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2123 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2124 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2125 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2126 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2127 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2128 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2129 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2130 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2131 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2132 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2133 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2134 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2135 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2138 /* rumor has it that Win32 has _isnan() */
2142 # define Perl_isnan(x) isnan((NV)x)
2144 # ifdef Perl_fp_class_nan
2145 # define Perl_isnan(x) Perl_fp_class_nan(x)
2147 # ifdef HAS_UNORDERED
2148 # define Perl_isnan(x) unordered((x), 0.0)
2150 # define Perl_isnan(x) ((x)!=(x))
2157 int isnan(double d);
2162 # define Perl_isinf(x) isinf((NV)x)
2164 # ifdef Perl_fp_class_inf
2165 # define Perl_isinf(x) Perl_fp_class_inf(x)
2167 # define Perl_isinf(x) ((x)==NV_INF)
2172 #ifndef Perl_isfinite
2174 # define Perl_isfinite(x) finite((NV)x)
2176 # ifdef HAS_ISFINITE
2177 # define Perl_isfinite(x) isfinite(x)
2179 # ifdef Perl_fp_class_finite
2180 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2182 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2188 /* The default is to use Perl's own atof() implementation (in numeric.c).
2189 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2190 * it is however best to use the native implementation of atof.
2191 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2192 * Some good tests to try out with either setting are t/base/num.t,
2193 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2194 * you may need to be using a different function than atof! */
2196 #ifndef USE_PERL_ATOF
2198 # define USE_PERL_ATOF
2201 # if USE_PERL_ATOF == 0
2202 # undef USE_PERL_ATOF
2206 #ifdef USE_PERL_ATOF
2207 # define Perl_atof(s) Perl_my_atof(s)
2208 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2210 # define Perl_atof(s) (NV)atof(s)
2211 # define Perl_atof2(s, n) ((n) = atof(s))
2214 /* Previously these definitions used hardcoded figures.
2215 * It is hoped these formula are more portable, although
2216 * no data one way or another is presently known to me.
2217 * The "PERL_" names are used because these calculated constants
2218 * do not meet the ANSI requirements for LONG_MAX, etc., which
2219 * need to be constants acceptable to #if - kja
2220 * define PERL_LONG_MAX 2147483647L
2221 * define PERL_LONG_MIN (-LONG_MAX - 1)
2222 * define PERL ULONG_MAX 4294967295L
2225 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2226 # include <limits.h>
2228 /* Included values.h above if necessary; still including limits.h down here,
2229 * despite doing above, because math.h might have overridden... XXX - Allen */
2232 * Try to figure out max and min values for the integral types. THE CORRECT
2233 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2234 * following hacks are used if neither limits.h or values.h provide them:
2235 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2236 * for types < int: (unsigned TYPE)~(unsigned)0
2237 * The argument to ~ must be unsigned so that later signed->unsigned
2238 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2239 * and it must not be smaller than int because ~ does integral promotion.
2240 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2241 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2242 * The latter is a hack which happens to work on some machines but
2243 * does *not* catch any random system, or things like integer types
2244 * with NaN if that is possible.
2246 * All of the types are explicitly cast to prevent accidental loss of
2247 * numeric range, and in the hope that they will be less likely to confuse
2248 * over-eager optimizers.
2252 #define PERL_UCHAR_MIN ((unsigned char)0)
2255 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2258 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2260 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2265 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2266 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2267 * depending on local options. Until Configure detects this (or at least
2268 * detects whether the "signed" keyword is available) the CHAR ranges
2269 * will not be included. UCHAR functions normally.
2273 #define PERL_USHORT_MIN ((unsigned short)0)
2276 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2279 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2282 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2284 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2290 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2292 # ifdef MAXSHORT /* Often used in <values.h> */
2293 # define PERL_SHORT_MAX ((short)MAXSHORT)
2296 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2298 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2304 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2307 # define PERL_SHORT_MIN ((short)MINSHORT)
2310 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2312 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2318 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2321 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2323 # define PERL_UINT_MAX (~(unsigned int)0)
2327 #define PERL_UINT_MIN ((unsigned int)0)
2330 # define PERL_INT_MAX ((int)INT_MAX)
2332 # ifdef MAXINT /* Often used in <values.h> */
2333 # define PERL_INT_MAX ((int)MAXINT)
2335 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2340 # define PERL_INT_MIN ((int)INT_MIN)
2343 # define PERL_INT_MIN ((int)MININT)
2345 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2350 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2353 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2355 # define PERL_ULONG_MAX (~(unsigned long)0)
2359 #define PERL_ULONG_MIN ((unsigned long)0L)
2362 # define PERL_LONG_MAX ((long)LONG_MAX)
2364 # ifdef MAXLONG /* Often used in <values.h> */
2365 # define PERL_LONG_MAX ((long)MAXLONG)
2367 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2372 # define PERL_LONG_MIN ((long)LONG_MIN)
2375 # define PERL_LONG_MIN ((long)MINLONG)
2377 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2383 # define PERL_UQUAD_MAX (~(UV)0)
2384 # define PERL_UQUAD_MIN ((UV)0)
2385 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2386 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2390 struct RExC_state_t;
2391 struct _reg_trie_data;
2393 typedef MEM_SIZE STRLEN;
2396 typedef struct token TOKEN;
2397 typedef struct madprop MADPROP;
2398 typedef struct nexttoken NEXTTOKE;
2400 typedef struct op OP;
2401 typedef struct cop COP;
2402 typedef struct unop UNOP;
2403 typedef struct binop BINOP;
2404 typedef struct listop LISTOP;
2405 typedef struct logop LOGOP;
2406 typedef struct pmop PMOP;
2407 typedef struct svop SVOP;
2408 typedef struct padop PADOP;
2409 typedef struct pvop PVOP;
2410 typedef struct loop LOOP;
2413 typedef struct opslab OPSLAB;
2414 typedef struct opslot OPSLOT;
2417 typedef struct block_hooks BHK;
2418 typedef struct custom_op XOP;
2420 typedef struct interpreter PerlInterpreter;
2422 /* Amdahl's <ksync.h> has struct sv */
2423 /* SGI's <sys/sema.h> has struct sv */
2424 #if defined(UTS) || defined(__sgi)
2425 # define STRUCT_SV perl_sv
2427 # define STRUCT_SV sv
2429 typedef struct STRUCT_SV SV;
2430 typedef struct av AV;
2431 typedef struct hv HV;
2432 typedef struct cv CV;
2433 typedef struct p5rx REGEXP;
2434 typedef struct gp GP;
2435 typedef struct gv GV;
2436 typedef struct io IO;
2437 typedef struct context PERL_CONTEXT;
2438 typedef struct block BLOCK;
2440 typedef struct magic MAGIC;
2441 typedef struct xpv XPV;
2442 typedef struct xpviv XPVIV;
2443 typedef struct xpvuv XPVUV;
2444 typedef struct xpvnv XPVNV;
2445 typedef struct xpvmg XPVMG;
2446 typedef struct xpvlv XPVLV;
2447 typedef struct xpvav XPVAV;
2448 typedef struct xpvhv XPVHV;
2449 typedef struct xpvgv XPVGV;
2450 typedef struct xpvcv XPVCV;
2451 typedef struct xpvbm XPVBM;
2452 typedef struct xpvfm XPVFM;
2453 typedef struct xpvio XPVIO;
2454 typedef struct mgvtbl MGVTBL;
2455 typedef union any ANY;
2456 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2457 typedef struct ptr_tbl PTR_TBL_t;
2458 typedef struct clone_params CLONE_PARAMS;
2462 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2463 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2464 # define USE_64_BIT_RAWIO /* implicit */
2468 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2469 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2470 * however, because operating systems like to do that themself. */
2473 # define FSEEKSIZE LSEEKSIZE
2475 # define FSEEKSIZE LONGSIZE
2479 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2480 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2481 # define USE_64_BIT_STDIO /* implicit */
2485 #ifdef USE_64_BIT_RAWIO
2488 # define Off_t off64_t
2490 # define LSEEKSIZE 8
2492 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2493 * will trigger defines like the ones below. Some 64-bit environments,
2494 * however, do not. Therefore we have to explicitly mix and match. */
2495 # if defined(USE_OPEN64)
2496 # define open open64
2498 # if defined(USE_LSEEK64)
2499 # define lseek lseek64
2501 # if defined(USE_LLSEEK)
2502 # define lseek llseek
2505 # if defined(USE_STAT64)
2506 # define stat stat64
2508 # if defined(USE_FSTAT64)
2509 # define fstat fstat64
2511 # if defined(USE_LSTAT64)
2512 # define lstat lstat64
2514 # if defined(USE_FLOCK64)
2515 # define flock flock64
2517 # if defined(USE_LOCKF64)
2518 # define lockf lockf64
2520 # if defined(USE_FCNTL64)
2521 # define fcntl fcntl64
2523 # if defined(USE_TRUNCATE64)
2524 # define truncate truncate64
2526 # if defined(USE_FTRUNCATE64)
2527 # define ftruncate ftruncate64
2531 #ifdef USE_64_BIT_STDIO
2532 # ifdef HAS_FPOS64_T
2534 # define Fpos_t fpos64_t
2536 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2537 * will trigger defines like the ones below. Some 64-bit environments,
2538 * however, do not. */
2539 # if defined(USE_FOPEN64)
2540 # define fopen fopen64
2542 # if defined(USE_FSEEK64)
2543 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2545 # if defined(USE_FTELL64)
2546 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2548 # if defined(USE_FSETPOS64)
2549 # define fsetpos fsetpos64
2551 # if defined(USE_FGETPOS64)
2552 # define fgetpos fgetpos64
2554 # if defined(USE_TMPFILE64)
2555 # define tmpfile tmpfile64
2557 # if defined(USE_FREOPEN64)
2558 # define freopen freopen64
2563 # include "iperlsys.h"
2566 #if defined(__OPEN_VM)
2567 # include "vmesa/vmesaish.h"
2568 # define ISHISH "vmesa"
2573 # include "os2ish.h"
2575 # include "dosish.h"
2577 # define ISHISH "dos"
2581 # include "vmsish.h"
2582 # define ISHISH "vms"
2586 # include "./plan9/plan9ish.h"
2587 # define ISHISH "plan9"
2591 # include "mpeix/mpeixish.h"
2592 # define ISHISH "mpeix"
2595 #if defined(__VOS__)
2597 # include "./vos/vosish.h"
2599 # include "vos/vosish.h"
2601 # define ISHISH "vos"
2605 # include "epocish.h"
2606 # define ISHISH "epoc"
2609 #ifdef __SYMBIAN32__
2610 # include "symbian/symbianish.h"
2611 # define ISHISH "symbian"
2615 #if defined(__HAIKU__)
2616 # include "haiku/haikuish.h"
2617 # define ISHISH "haiku"
2618 #elif defined(__BEOS__)
2619 # include "beos/beosish.h"
2620 # define ISHISH "beos"
2624 # include "unixish.h"
2625 # define ISHISH "unix"
2628 /* NSIG logic from Configure --> */
2629 /* Strange style to avoid deeply-nested #if/#else/#endif */
2632 # define NSIG (_NSIG)
2638 # define NSIG (SIGMAX+1)
2644 # define NSIG (SIG_MAX+1)
2650 # define NSIG (_SIG_MAX+1)
2656 # define NSIG (MAXSIG+1)
2662 # define NSIG (MAX_SIG+1)
2667 # ifdef SIGARRAYSIZE
2668 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2674 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2678 /* Default to some arbitrary number that's big enough to get most
2679 of the common signals.
2684 /* <-- NSIG logic from Configure */
2686 #ifndef NO_ENVIRON_ARRAY
2687 # define USE_ENVIRON_ARRAY
2691 * initialise to avoid floating-point exceptions from overflow, etc
2693 #ifndef PERL_FPU_INIT
2694 # ifdef HAS_FPSETMASK
2695 # if HAS_FLOATINGPOINT_H
2696 # include <floatingpoint.h>
2698 /* Some operating systems have this as a macro, which in turn expands to a comma
2699 expression, and the last sub-expression is something that gets calculated,
2700 and then they have the gall to warn that a value computed is not used. Hence
2702 # define PERL_FPU_INIT (void)fpsetmask(0)
2704 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2705 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2706 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2707 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2709 # define PERL_FPU_INIT
2714 #ifndef PERL_FPU_PRE_EXEC
2715 # define PERL_FPU_PRE_EXEC {
2716 # define PERL_FPU_POST_EXEC }
2719 #ifndef PERL_SYS_INIT3_BODY
2720 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2724 =for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2725 Provides system-specific tune up of the C runtime environment necessary to
2726 run Perl interpreters. This should be called only once, before creating
2727 any Perl interpreters.
2729 =for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2730 Provides system-specific tune up of the C runtime environment necessary to
2731 run Perl interpreters. This should be called only once, before creating
2732 any Perl interpreters.
2734 =for apidoc Am|void|PERL_SYS_TERM|
2735 Provides system-specific clean up of the C runtime environment after
2736 running Perl interpreters. This should be called only once, after
2737 freeing any remaining Perl interpreters.
2742 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2743 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2744 #define PERL_SYS_TERM() Perl_sys_term()
2746 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2747 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2752 # ifdef _POSIX_PATH_MAX
2753 # if PATH_MAX > _POSIX_PATH_MAX
2754 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2755 * included the null byte or not. Later amendments of POSIX,
2756 * XPG4, the Austin Group, and the Single UNIX Specification
2757 * all explicitly include the null byte in the PATH_MAX.
2758 * Ditto for _POSIX_PATH_MAX. */
2759 # define MAXPATHLEN PATH_MAX
2761 # define MAXPATHLEN _POSIX_PATH_MAX
2764 # define MAXPATHLEN (PATH_MAX+1)
2767 # define MAXPATHLEN 1024 /* Err on the large side. */
2771 /* In case Configure was not used (we are using a "canned config"
2772 * such as Win32, or a cross-compilation setup, for example) try going
2773 * by the gcc major and minor versions. One useful URL is
2774 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2775 * but contrary to this information warn_unused_result seems
2776 * not to be in gcc 3.3.5, at least. --jhi
2777 * Also, when building extensions with an installed perl, this allows
2778 * the user to upgrade gcc and get the right attributes, rather than
2779 * relying on the list generated at Configure time. --AD
2780 * Set these up now otherwise we get confused when some of the <*thread.h>
2781 * includes below indirectly pull in <perlio.h> (which needs to know if we
2782 * have HASATTRIBUTE_FORMAT).
2786 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2787 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2788 # define HASATTRIBUTE_DEPRECATED
2790 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2791 # define HASATTRIBUTE_FORMAT
2792 # if defined __MINGW32__
2793 # define PRINTF_FORMAT_NULL_OK
2796 # if __GNUC__ >= 3 /* 3.0 -> */
2797 # define HASATTRIBUTE_MALLOC
2799 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2800 # define HASATTRIBUTE_NONNULL
2802 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2803 # define HASATTRIBUTE_NORETURN
2805 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2806 # define HASATTRIBUTE_PURE
2808 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2809 # define HASATTRIBUTE_UNUSED
2811 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2812 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2814 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2815 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2818 #endif /* #ifndef PERL_MICRO */
2820 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2821 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2822 * this results in many functions being undeclared which bothers C++
2823 * May make sense to have threads after "*ish.h" anyway
2826 #if defined(USE_ITHREADS)
2828 # include <nw5thread.h>
2830 # ifdef FAKE_THREADS
2831 # include "fakethr.h"
2834 # include <win32thread.h>
2837 # include "os2thread.h"
2839 # ifdef I_MACH_CTHREADS
2840 # include <mach/cthreads.h>
2841 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2842 # define MUTEX_INIT_CALLS_MALLOC
2844 typedef cthread_t perl_os_thread;
2845 typedef mutex_t perl_mutex;
2846 typedef condition_t perl_cond;
2847 typedef void * perl_key;
2848 # else /* Posix threads */
2850 # include <pthread.h>
2852 typedef pthread_t perl_os_thread;
2853 typedef pthread_mutex_t perl_mutex;
2854 typedef pthread_cond_t perl_cond;
2855 typedef pthread_key_t perl_key;
2856 # endif /* I_MACH_CTHREADS */
2859 # endif /* FAKE_THREADS */
2860 #endif /* NETWARE */
2861 #endif /* USE_ITHREADS */
2868 # include "netware.h"
2871 #define STATUS_UNIX PL_statusvalue
2873 # define STATUS_NATIVE PL_statusvalue_vms
2875 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2876 * its contents can not be trusted. Unfortunately, Perl seems to check
2877 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2880 # include <stsdef.h>
2882 /* Presume this because if VMS changes it, it will require a new
2883 * set of APIs for waiting on children for binary compatibility.
2885 # define child_offset_bits (8)
2886 # ifndef C_FAC_POSIX
2887 # define C_FAC_POSIX 0x35A000
2890 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2891 * platform from the existing UNIX or Native status values.
2894 # define STATUS_EXIT \
2895 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2896 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2899 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2900 * exit code and shifts the UNIX value over the correct number of bits to
2901 * be a child status. Usually the number of bits is 8, but that could be
2902 * platform dependent. The NATIVE status code is presumed to have either
2903 * from a child process.
2906 /* This is complicated. The child processes return a true native VMS
2907 status which must be saved. But there is an assumption in Perl that
2908 the UNIX child status has some relationship to errno values, so
2909 Perl tries to translate it to text in some of the tests.
2910 In order to get the string translation correct, for the error, errno
2911 must be EVMSERR, but that generates a different text message
2912 than what the test programs are expecting. So an errno value must
2913 be derived from the native status value when an error occurs.
2914 That will hide the true native status message. With this version of
2915 perl, the true native child status can always be retrieved so that
2916 is not a problem. But in this case, Pl_statusvalue and errno may
2917 have different values in them.
2920 # define STATUS_NATIVE_CHILD_SET(n) \
2922 I32 evalue = (I32)n; \
2923 if (evalue == EVMSERR) { \
2924 PL_statusvalue_vms = vaxc$errno; \
2925 PL_statusvalue = evalue; \
2927 PL_statusvalue_vms = evalue; \
2928 if (evalue == -1) { \
2929 PL_statusvalue = -1; \
2930 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2932 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2933 set_vaxc_errno(evalue); \
2934 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2935 set_errno(EVMSERR); \
2936 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2937 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2941 # ifdef VMSISH_STATUS
2942 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2944 # define STATUS_CURRENT STATUS_UNIX
2947 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2948 * the NATIVE status to an equivalent value. Can not be used to translate
2949 * exit code values as exit code values are not guaranteed to have any
2950 * relationship at all to errno values.
2951 * This is used when Perl is forcing errno to have a specific value.
2953 # define STATUS_UNIX_SET(n) \
2955 I32 evalue = (I32)n; \
2956 PL_statusvalue = evalue; \
2957 if (PL_statusvalue != -1) { \
2958 if (PL_statusvalue != EVMSERR) { \
2959 PL_statusvalue &= 0xFFFF; \
2960 if (MY_POSIX_EXIT) \
2961 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2962 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2965 PL_statusvalue_vms = vaxc$errno; \
2968 else PL_statusvalue_vms = SS$_ABORT; \
2969 set_vaxc_errno(PL_statusvalue_vms); \
2972 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2973 * the NATIVE error status based on it.
2975 * When in the default mode to comply with the Perl VMS documentation,
2976 * 0 is a success and any other code sets the NATIVE status to a failure
2977 * code of SS$_ABORT.
2979 * In the new POSIX EXIT mode, native status will be set so that the
2980 * actual exit code will can be retrieved by the calling program or
2983 * If the exit code is not clearly a UNIX parent or child exit status,
2984 * it will be passed through as a VMS status.
2987 # define STATUS_UNIX_EXIT_SET(n) \
2989 I32 evalue = (I32)n; \
2990 PL_statusvalue = evalue; \
2991 if (MY_POSIX_EXIT) { \
2992 if (evalue <= 0xFF00) { \
2993 if (evalue > 0xFF) \
2994 evalue = (evalue >> child_offset_bits) & 0xFF; \
2995 PL_statusvalue_vms = \
2996 (C_FAC_POSIX | (evalue << 3 ) | \
2997 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2998 } else /* forgive them Perl, for they have sinned */ \
2999 PL_statusvalue_vms = evalue; \
3002 PL_statusvalue_vms = SS$_NORMAL; \
3003 else if (evalue <= 0xFF00) \
3004 PL_statusvalue_vms = SS$_ABORT; \
3005 else { /* forgive them Perl, for they have sinned */ \
3006 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3007 else PL_statusvalue_vms = vaxc$errno; \
3008 /* And obviously used a VMS status value instead of UNIX */ \
3009 PL_statusvalue = EVMSERR; \
3011 set_vaxc_errno(PL_statusvalue_vms); \
3016 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3017 * and sets the NATIVE error status based on it. This special case
3018 * is needed to maintain compatibility with past VMS behavior.
3020 * In the default mode on VMS, this number is passed through as
3021 * both the NATIVE and UNIX status. Which makes it different
3022 * that the STATUS_UNIX_EXIT_SET.
3024 * In the new POSIX EXIT mode, native status will be set so that the
3025 * actual exit code will can be retrieved by the calling program or
3028 * A POSIX exit code is from 0 to 255. If the exit code is higher
3029 * than this, it needs to be assumed that it is a VMS exit code and
3033 # define STATUS_EXIT_SET(n) \
3035 I32 evalue = (I32)n; \
3036 PL_statusvalue = evalue; \
3037 if (MY_POSIX_EXIT) \
3038 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3039 PL_statusvalue_vms = \
3040 (C_FAC_POSIX | (evalue << 3 ) | \
3041 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
3043 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3044 set_vaxc_errno(PL_statusvalue_vms); \
3048 /* This macro forces a success status */
3049 # define STATUS_ALL_SUCCESS \
3050 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
3052 /* This macro forces a failure status */
3053 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3054 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3055 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
3058 # define STATUS_NATIVE PL_statusvalue_posix
3059 # if defined(WCOREDUMP)
3060 # define STATUS_NATIVE_CHILD_SET(n) \
3062 PL_statusvalue_posix = (n); \
3063 if (PL_statusvalue_posix == -1) \
3064 PL_statusvalue = -1; \
3067 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3068 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3069 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3072 # elif defined(WIFEXITED)
3073 # define STATUS_NATIVE_CHILD_SET(n) \
3075 PL_statusvalue_posix = (n); \
3076 if (PL_statusvalue_posix == -1) \
3077 PL_statusvalue = -1; \
3080 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3081 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3085 # define STATUS_NATIVE_CHILD_SET(n) \
3087 PL_statusvalue_posix = (n); \
3088 if (PL_statusvalue_posix == -1) \
3089 PL_statusvalue = -1; \
3092 PL_statusvalue_posix & 0xFFFF; \
3096 # define STATUS_UNIX_SET(n) \
3098 PL_statusvalue = (n); \
3099 if (PL_statusvalue != -1) \
3100 PL_statusvalue &= 0xFFFF; \
3102 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
3103 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
3104 # define STATUS_CURRENT STATUS_UNIX
3105 # define STATUS_EXIT STATUS_UNIX
3106 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3107 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
3110 /* flags in PL_exit_flags for nature of exit() */
3111 #define PERL_EXIT_EXPECTED 0x01
3112 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
3115 /* format to use for version numbers in file/directory names */
3116 /* XXX move to Configure? */
3117 /* This was only ever used for the current version, and that can be done at
3118 compile time, as PERL_FS_VERSION, so should we just delete it? */
3119 # ifndef PERL_FS_VER_FMT
3120 # define PERL_FS_VER_FMT "%d.%d.%d"
3124 #ifndef PERL_FS_VERSION
3125 # define PERL_FS_VERSION PERL_VERSION_STRING
3128 /* This defines a way to flush all output buffers. This may be a
3129 * performance issue, so we allow people to disable it. Also, if
3130 * we are using stdio, there are broken implementations of fflush(NULL)
3131 * out there, Solaris being the most prominent.
3133 #ifndef PERL_FLUSHALL_FOR_CHILD
3134 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
3135 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
3138 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
3140 # define PERL_FLUSHALL_FOR_CHILD NOOP
3145 #ifndef PERL_WAIT_FOR_CHILDREN
3146 # define PERL_WAIT_FOR_CHILDREN NOOP
3149 /* the traditional thread-unsafe notion of "current interpreter". */
3150 #ifndef PERL_SET_INTERP
3151 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3154 #ifndef PERL_GET_INTERP
3155 # define PERL_GET_INTERP (PL_curinterp)
3158 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3159 # ifdef MULTIPLICITY
3160 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3162 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3166 This replaces the previous %_ "hack" by the "%p" hacks.
3167 All that is required is that the perl source does not
3168 use "%-p" or "%-<number>p" or "%<number>p" formats.
3169 These formats will still work in perl code.
3170 See comments in sv.c for further details.
3172 Robin Barker 2005-07-14
3174 No longer use %1p for VDf = %vd. RMB 2007-10-19
3178 # define SVf_(n) "-" STRINGIFY(n) "p"
3186 # define SVf32 SVf_(32)
3190 # define SVf256 SVf_(256)
3193 #define SVfARG(p) ((void*)(p))
3199 /* Not ideal, but we cannot easily include a number in an already-numeric
3200 * format sequence. */
3202 # define HEKf256 "3p"
3205 #define HEKfARG(p) ((void*)(p))
3208 /* not used; but needed for backward compatibility with XS code? - RMB */
3217 /* not used; but needed for backward compatibility with XS code? - RMB */
3225 #ifdef HASATTRIBUTE_DEPRECATED
3226 # define __attribute__deprecated__ __attribute__((deprecated))
3228 #ifdef HASATTRIBUTE_FORMAT
3229 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3231 #ifdef HASATTRIBUTE_MALLOC
3232 # define __attribute__malloc__ __attribute__((__malloc__))
3234 #ifdef HASATTRIBUTE_NONNULL
3235 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3237 #ifdef HASATTRIBUTE_NORETURN
3238 # define __attribute__noreturn__ __attribute__((noreturn))
3240 #ifdef HASATTRIBUTE_PURE
3241 # define __attribute__pure__ __attribute__((pure))
3243 #ifdef HASATTRIBUTE_UNUSED
3244 # define __attribute__unused__ __attribute__((unused))
3246 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3247 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3250 /* If we haven't defined the attributes yet, define them to blank. */
3251 #ifndef __attribute__deprecated__
3252 # define __attribute__deprecated__
3254 #ifndef __attribute__format__
3255 # define __attribute__format__(x,y,z)
3257 #ifndef __attribute__malloc__
3258 # define __attribute__malloc__
3260 #ifndef __attribute__nonnull__
3261 # define __attribute__nonnull__(a)
3263 #ifndef __attribute__noreturn__
3264 # define __attribute__noreturn__
3266 #ifndef __attribute__pure__
3267 # define __attribute__pure__
3269 #ifndef __attribute__unused__
3270 # define __attribute__unused__
3272 #ifndef __attribute__warn_unused_result__
3273 # define __attribute__warn_unused_result__
3276 /* For functions that are marked as __attribute__noreturn__, it's not
3277 appropriate to call return. In either case, include the lint directive.
3279 #ifdef HASATTRIBUTE_NORETURN
3280 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3282 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3285 /* Some OS warn on NULL format to printf */
3286 #ifdef PRINTF_FORMAT_NULL_OK
3287 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3289 # define __attribute__format__null_ok__(x,y,z)
3292 #ifdef HAS_BUILTIN_EXPECT
3293 # define EXPECT(expr,val) __builtin_expect(expr,val)
3295 # define EXPECT(expr,val) (expr)
3297 #define LIKELY(cond) EXPECT(cond,1)
3298 #define UNLIKELY(cond) EXPECT(cond,0)
3299 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3303 /* Some unistd.h's give a prototype for pause() even though
3304 HAS_PAUSE ends up undefined. This causes the #define
3305 below to be rejected by the compiler. Sigh.
3310 #define Pause() sleep((32767<<16)+32767)
3314 # ifdef IOCPARM_MASK
3315 /* on BSDish systems we're safe */
3316 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3318 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3319 /* on Linux systems we're safe; except when we're not [perl #38223] */
3320 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3322 /* otherwise guess at what's safe */
3323 # define IOCPARM_LEN(x) 256
3328 #if defined(__CYGWIN__)
3330 * This symbol, if defined, indicates that the program should
3331 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3332 * that a file is in "binary" mode -- that is, that no translation
3333 * of bytes occurs on read or write operations.
3335 # define USEMYBINMODE /**/
3336 # include <io.h> /* for setmode() prototype */
3337 # define my_binmode(fp, iotype, mode) \
3338 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3342 void init_os_extras(void);
3345 #ifdef UNION_ANY_DEFINITION
3346 UNION_ANY_DEFINITION;
3355 void (*any_dptr) (void*);
3356 void (*any_dxptr) (pTHX_ void*);
3360 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3362 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3363 #define FILTER_DATA(idx) \
3364 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3365 #define FILTER_ISREADER(idx) \
3366 (PL_parser && PL_parser->rsfp_filters \
3367 && idx >= AvFILLp(PL_parser->rsfp_filters))
3368 #define PERL_FILTER_EXISTS(i) \
3369 (PL_parser && PL_parser->rsfp_filters \
3370 && (i) <= av_len(PL_parser->rsfp_filters))
3372 #if defined(_AIX) && !defined(_AIX43)
3373 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3374 /* We cannot include <crypt.h> to get the struct crypt_data
3375 * because of setkey prototype problems when threading */
3376 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3377 /* From OSF, Not needed in AIX
3385 #endif /* threading */
3389 # include "iperlsys.h"
3392 #ifdef __LIBCATAMOUNT__
3393 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3395 #define FAKE_BIT_BUCKET
3398 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3399 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3400 * defined by Configure, despite their names being similar to the
3401 * other defines like USE_ITHREADS. Configure in fact knows nothing
3402 * about the randomised hashes. Therefore to enable/disable the hash
3403 * randomisation defines use the Configure -Accflags=... instead. */
3404 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3405 # define USE_HASH_SEED
3408 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3409 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3410 * it's not really needed.
3413 # define YYTOKENTYPE
3419 YYSTYPE next_val; /* value of next token, if any */
3420 I32 next_type; /* type of next token */
3421 MADPROP *next_mad; /* everything else about that token */
3425 /* macros to define bit-fields in structs. */
3426 #ifndef PERL_BITFIELD8
3427 # define PERL_BITFIELD8 unsigned
3429 #ifndef PERL_BITFIELD16
3430 # define PERL_BITFIELD16 unsigned
3432 #ifndef PERL_BITFIELD32
3433 # define PERL_BITFIELD32 unsigned
3443 #include "opnames.h"
3450 #include "warnings.h"
3453 /* these would be in doio.h if there was such a file */
3454 #define my_stat() my_stat_flags(SV_GMAGIC)
3455 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3457 /* defined in sv.c, but also used in [ach]v.c */
3460 #undef _XPVCV_COMMON
3462 typedef struct _sublex_info SUBLEXINFO;
3463 struct _sublex_info {
3464 U8 super_state; /* lexer state to save */
3465 U16 sub_inwhat; /* "lex_inwhat" to use */
3466 OP *sub_op; /* "lex_op" to use */
3467 char *super_bufptr; /* PL_parser->bufptr that was */
3468 char *super_bufend; /* PL_parser->bufend that was */
3469 char *re_eval_start;/* start of "(?{..." text */
3474 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3476 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3477 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3479 struct ptr_tbl_ent {
3480 struct ptr_tbl_ent* next;
3486 struct ptr_tbl_ent** tbl_ary;
3489 struct ptr_tbl_arena *tbl_arena;
3490 struct ptr_tbl_ent *tbl_arena_next;
3491 struct ptr_tbl_ent *tbl_arena_end;
3494 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3498 #if defined(htonl) && !defined(HAS_HTONL)
3501 #if defined(htons) && !defined(HAS_HTONS)
3504 #if defined(ntohl) && !defined(HAS_NTOHL)
3507 #if defined(ntohs) && !defined(HAS_NTOHS)
3511 #if (BYTEORDER & 0xffff) != 0x4321
3517 #define htons my_swap
3518 #define htonl my_htonl
3519 #define ntohs my_swap
3520 #define ntohl my_ntohl
3523 #if (BYTEORDER & 0xffff) == 0x4321
3532 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3535 #if BYTEORDER != 0x1234
3540 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3541 # define vtohl(x) ((((x)&0xFF)<<24) \
3543 +(((x)&0x0000FF00)<<8) \
3544 +(((x)&0x00FF0000)>>8) )
3545 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3546 # define htovl(x) vtohl(x)
3547 # define htovs(x) vtohs(x)
3549 /* otherwise default to functions in util.c */
3551 short htovs(short n);
3552 short vtohs(short n);
3558 /* *MAX Plus 1. A floating point value.
3559 Hopefully expressed in a way that dodgy floating point can't mess up.
3560 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3562 May find that some broken compiler will want the value cast to I32.
3563 [after the shift, as signed >> may not be as secure as unsigned >>]
3565 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3566 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3567 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3568 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3569 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3571 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3573 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3574 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3575 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3577 /* This may look like unnecessary jumping through hoops, but converting
3578 out of range floating point values to integers *is* undefined behaviour,
3579 and it is starting to bite.
3582 #define I_32(what) (cast_i32((NV)(what)))
3583 #define U_32(what) (cast_ulong((NV)(what)))
3584 #define I_V(what) (cast_iv((NV)(what)))
3585 #define U_V(what) (cast_uv((NV)(what)))
3587 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3588 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3589 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3590 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3591 : ((n) < U32_MAX_P1 ? (U32) (n) \
3592 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3593 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3594 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3595 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3596 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3597 : ((n) < UV_MAX_P1 ? (UV) (n) \
3598 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3601 #define U_S(what) ((U16)U_32(what))
3602 #define U_I(what) ((unsigned int)U_32(what))
3603 #define U_L(what) U_32(what)
3606 # define Perl_signbit signbit
3609 /* These do not care about the fractional part, only about the range. */
3610 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3611 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3613 /* Used with UV/IV arguments: */
3614 /* XXXX: need to speed it up */
3615 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3616 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3623 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3624 Uid_t getuid (void);
3625 Uid_t geteuid (void);
3626 Gid_t getgid (void);
3627 Gid_t getegid (void);
3631 #ifndef Perl_debug_log
3632 # define Perl_debug_log PerlIO_stderr()
3635 #ifndef Perl_error_log
3636 # define Perl_error_log (PL_stderrgv \
3637 && isGV(PL_stderrgv) \
3638 && GvIOp(PL_stderrgv) \
3639 && IoOFP(GvIOp(PL_stderrgv)) \
3640 ? IoOFP(GvIOp(PL_stderrgv)) \
3645 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3646 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3647 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3648 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3649 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3650 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3651 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3652 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3653 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3654 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3655 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3656 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3657 /* U is reserved for Unofficial, exploratory hacking */
3658 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3659 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3660 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3661 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3662 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3663 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3664 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3665 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3666 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3667 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3668 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3669 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3670 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3671 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3672 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3674 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3675 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3676 that something was done? */
3678 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3679 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3680 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3681 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3682 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3683 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3684 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3685 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3686 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3687 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3688 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3689 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3690 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3691 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3692 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3693 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3694 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3695 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3696 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3697 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3698 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3699 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3700 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3701 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3702 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3703 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3704 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3705 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3706 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3710 # define DEBUG_p_TEST DEBUG_p_TEST_
3711 # define DEBUG_s_TEST DEBUG_s_TEST_
3712 # define DEBUG_l_TEST DEBUG_l_TEST_
3713 # define DEBUG_t_TEST DEBUG_t_TEST_
3714 # define DEBUG_o_TEST DEBUG_o_TEST_
3715 # define DEBUG_c_TEST DEBUG_c_TEST_
3716 # define DEBUG_P_TEST DEBUG_P_TEST_
3717 # define DEBUG_m_TEST DEBUG_m_TEST_
3718 # define DEBUG_f_TEST DEBUG_f_TEST_
3719 # define DEBUG_r_TEST DEBUG_r_TEST_
3720 # define DEBUG_x_TEST DEBUG_x_TEST_
3721 # define DEBUG_u_TEST DEBUG_u_TEST_
3722 # define DEBUG_U_TEST DEBUG_U_TEST_
3723 # define DEBUG_H_TEST DEBUG_H_TEST_
3724 # define DEBUG_X_TEST DEBUG_X_TEST_
3725 # define DEBUG_D_TEST DEBUG_D_TEST_
3726 # define DEBUG_S_TEST DEBUG_S_TEST_
3727 # define DEBUG_T_TEST DEBUG_T_TEST_
3728 # define DEBUG_R_TEST DEBUG_R_TEST_
3729 # define DEBUG_J_TEST DEBUG_J_TEST_
3730 # define DEBUG_v_TEST DEBUG_v_TEST_
3731 # define DEBUG_C_TEST DEBUG_C_TEST_
3732 # define DEBUG_A_TEST DEBUG_A_TEST_
3733 # define DEBUG_q_TEST DEBUG_q_TEST_
3734 # define DEBUG_M_TEST DEBUG_M_TEST_
3735 # define DEBUG_B_TEST DEBUG_B_TEST_
3736 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3737 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3738 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3740 # define PERL_DEB(a) a
3741 # define PERL_DEBUG(a) if (PL_debug) a
3742 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3743 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3744 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3745 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3746 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3747 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3748 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3750 /* Temporarily turn off memory debugging in case the a
3751 * does memory allocation, either directly or indirectly. */
3752 # define DEBUG_m(a) \
3754 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3757 # define DEBUG__(t, a) \
3759 if (t) STMT_START {a;} STMT_END; \
3762 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3763 #ifndef PERL_EXT_RE_BUILD
3764 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3766 # define DEBUG_r(a) STMT_START {a;} STMT_END
3767 #endif /* PERL_EXT_RE_BUILD */
3768 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3769 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3770 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3771 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3772 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3773 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3774 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3775 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3776 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3778 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3779 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3780 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3781 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3782 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3783 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3784 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3785 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3786 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3788 #else /* DEBUGGING */
3790 # define DEBUG_p_TEST (0)
3791 # define DEBUG_s_TEST (0)
3792 # define DEBUG_l_TEST (0)
3793 # define DEBUG_t_TEST (0)
3794 # define DEBUG_o_TEST (0)
3795 # define DEBUG_c_TEST (0)
3796 # define DEBUG_P_TEST (0)
3797 # define DEBUG_m_TEST (0)
3798 # define DEBUG_f_TEST (0)
3799 # define DEBUG_r_TEST (0)
3800 # define DEBUG_x_TEST (0)
3801 # define DEBUG_u_TEST (0)
3802 # define DEBUG_U_TEST (0)
3803 # define DEBUG_H_TEST (0)
3804 # define DEBUG_X_TEST (0)
3805 # define DEBUG_D_TEST (0)
3806 # define DEBUG_S_TEST (0)
3807 # define DEBUG_T_TEST (0)
3808 # define DEBUG_R_TEST (0)
3809 # define DEBUG_J_TEST (0)
3810 # define DEBUG_v_TEST (0)
3811 # define DEBUG_C_TEST (0)
3812 # define DEBUG_A_TEST (0)
3813 # define DEBUG_q_TEST (0)
3814 # define DEBUG_M_TEST (0)
3815 # define DEBUG_B_TEST (0)
3816 # define DEBUG_Xv_TEST (0)
3817 # define DEBUG_Uv_TEST (0)
3818 # define DEBUG_Pv_TEST (0)
3820 # define PERL_DEB(a)
3821 # define PERL_DEBUG(a)
3847 # define DEBUG_Xv(a)
3848 # define DEBUG_Uv(a)
3849 # define DEBUG_Pv(a)
3850 #endif /* DEBUGGING */
3853 #define DEBUG_SCOPE(where) \
3855 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3856 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3857 __FILE__, __LINE__));
3859 #if defined(DEBUGGING) && defined(I_ASSERT)
3860 # include <assert.h>
3863 /* Keep the old croak based assert for those who want it, and as a fallback if
3864 the platform is so heretically non-ANSI that it can't assert. */
3866 #define Perl_assert(what) PERL_DEB( \
3867 ((what) ? ((void) 0) : \
3868 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3869 "\", line %d", STRINGIFY(what), __LINE__), \
3873 # define assert(what) Perl_assert(what)
3877 I32 (*uf_val)(pTHX_ IV, SV*);
3878 I32 (*uf_set)(pTHX_ IV, SV*);
3882 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3883 * XS code wanting to be backward compatible can do something
3884 * like the following:
3886 #ifndef PERL_MG_UFUNC
3887 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3890 static PERL_MG_UFUNC(foo_get, index, val)
3900 #ifndef PERL_MG_UFUNC
3901 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3904 /* Fix these up for __STDC__ */
3905 #ifndef DONT_DECLARE_STD
3906 char *mktemp (char*);
3908 double atof (const char*);
3913 /* All of these are in stdlib.h or time.h for ANSI C */
3915 struct tm *gmtime(), *localtime();
3916 #if defined(OEMVS) || defined(__OPEN_VM)
3917 char *(strchr)(), *(strrchr)();
3918 char *(strcpy)(), *(strcat)();
3920 char *strchr(), *strrchr();
3921 char *strcpy(), *strcat();
3923 #endif /* ! STANDARD_C */
3930 double exp (double);
3931 double log (double);
3932 double log10 (double);
3933 double sqrt (double);
3934 double frexp (double,int*);
3935 double ldexp (double,int);
3936 double modf (double,double*);
3937 double sin (double);
3938 double cos (double);
3939 double atan2 (double,double);
3940 double pow (double,double);
3944 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3945 # define NV_INF LDBL_INFINITY
3947 #if !defined(NV_INF) && defined(DBL_INFINITY)
3948 # define NV_INF (NV)DBL_INFINITY
3950 #if !defined(NV_INF) && defined(INFINITY)
3951 # define NV_INF (NV)INFINITY
3953 #if !defined(NV_INF) && defined(INF)
3954 # define NV_INF (NV)INF
3956 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3957 # define NV_INF (NV)HUGE_VALL
3959 #if !defined(NV_INF) && defined(HUGE_VAL)
3960 # define NV_INF (NV)HUGE_VAL
3963 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3964 # if !defined(NV_NAN) && defined(LDBL_NAN)
3965 # define NV_NAN LDBL_NAN
3967 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3968 # define NV_NAN LDBL_QNAN
3970 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3971 # define NV_NAN LDBL_SNAN
3974 #if !defined(NV_NAN) && defined(DBL_NAN)
3975 # define NV_NAN (NV)DBL_NAN
3977 #if !defined(NV_NAN) && defined(DBL_QNAN)
3978 # define NV_NAN (NV)DBL_QNAN
3980 #if !defined(NV_NAN) && defined(DBL_SNAN)
3981 # define NV_NAN (NV)DBL_SNAN
3983 #if !defined(NV_NAN) && defined(QNAN)
3984 # define NV_NAN (NV)QNAN
3986 #if !defined(NV_NAN) && defined(SNAN)
3987 # define NV_NAN (NV)SNAN
3989 #if !defined(NV_NAN) && defined(NAN)
3990 # define NV_NAN (NV)NAN
3994 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3995 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3997 # if !defined(WIN32) && !defined(VMS)
3999 char *crypt (const char*, const char*);
4001 # endif /* !WIN32 */
4002 # endif /* !NeXT && !__NeXT__ */
4003 # ifndef DONT_DECLARE_STD
4005 char *getenv (const char*);
4006 # endif /* !getenv */
4007 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
4008 # ifdef _FILE_OFFSET_BITS
4009 # if _FILE_OFFSET_BITS == 64
4010 Off_t lseek (int,Off_t,int);
4014 # endif /* !DONT_DECLARE_STD */
4016 char *getlogin (void);
4018 #endif /* !__cplusplus */
4020 /* Fixme on VMS. This needs to be a run-time, not build time options */
4021 /* Also rename() is affected by this */
4022 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
4023 #define UNLINK unlnk
4024 I32 unlnk (pTHX_ const char*);
4026 #define UNLINK PerlLIO_unlink
4029 /* some versions of glibc are missing the setresuid() proto */
4030 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
4031 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
4033 /* some versions of glibc are missing the setresgid() proto */
4034 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
4035 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
4038 #ifndef HAS_SETREUID
4039 # ifdef HAS_SETRESUID
4040 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
4041 # define HAS_SETREUID
4044 #ifndef HAS_SETREGID
4045 # ifdef HAS_SETRESGID
4046 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
4047 # define HAS_SETREGID
4051 /* Sighandler_t defined in iperlsys.h */
4053 #ifdef HAS_SIGACTION
4054 typedef struct sigaction Sigsave_t;
4056 typedef Sighandler_t Sigsave_t;
4067 # define RUNOPS_DEFAULT Perl_runops_debug
4069 # define RUNOPS_DEFAULT Perl_runops_standard
4073 EXTERN_C void PerlIO_teardown(void);
4074 # ifdef USE_ITHREADS
4075 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4076 # define PERLIO_TERM \
4078 PerlIO_teardown(); \
4079 MUTEX_DESTROY(&PL_perlio_mutex);\
4082 # define PERLIO_INIT
4083 # define PERLIO_TERM PerlIO_teardown()
4086 # define PERLIO_INIT
4087 # define PERLIO_TERM
4091 # ifdef MUTEX_INIT_CALLS_MALLOC
4092 # define MALLOC_INIT \
4094 PL_malloc_mutex = NULL; \
4095 MUTEX_INIT(&PL_malloc_mutex); \
4097 # define MALLOC_TERM \
4099 perl_mutex tmp = PL_malloc_mutex; \
4100 PL_malloc_mutex = NULL; \
4101 MUTEX_DESTROY(&tmp); \
4104 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4105 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4108 # define MALLOC_INIT
4109 # define MALLOC_TERM
4112 #if defined(PERL_IMPLICIT_CONTEXT)
4114 struct perl_memory_debug_header;
4115 struct perl_memory_debug_header {
4120 struct perl_memory_debug_header *prev;
4121 struct perl_memory_debug_header *next;
4124 # define sTHX (sizeof(struct perl_memory_debug_header) + \
4125 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4126 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4132 #ifdef PERL_TRACK_MEMPOOL
4133 # define INIT_TRACK_MEMPOOL(header, interp) \
4135 (header).interpreter = (interp); \
4136 (header).prev = (header).next = &(header); \
4139 # define INIT_TRACK_MEMPOOL(header, interp)
4142 #ifdef I_MALLOCMALLOC
4143 /* Needed for malloc_size(), malloc_good_size() on some systems */
4144 # include <malloc/malloc.h>
4148 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4150 # ifdef HAS_MALLOC_SIZE
4151 # ifdef PERL_TRACK_MEMPOOL
4152 # define Perl_safesysmalloc_size(where) \
4153 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4155 # define Perl_safesysmalloc_size(where) malloc_size(where)
4158 # ifdef HAS_MALLOC_GOOD_SIZE
4159 # ifdef PERL_TRACK_MEMPOOL
4160 # define Perl_malloc_good_size(how_much) \
4161 (malloc_good_size((how_much) + sTHX) - sTHX)
4163 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4166 /* Having this as the identity operation makes some code simpler. */
4167 # define Perl_malloc_good_size(how_much) (how_much)
4171 typedef int (*runops_proc_t)(pTHX);
4172 typedef void (*share_proc_t) (pTHX_ SV *sv);
4173 typedef int (*thrhook_proc_t) (pTHX);
4174 typedef OP* (*PPADDR_t[]) (pTHX);
4175 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4176 typedef void (*despatch_signals_proc_t) (pTHX);
4178 /* NeXT has problems with crt0.o globals */
4179 #if defined(__DYNAMIC__) && \
4180 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4181 # if defined(NeXT) || defined(__NeXT)
4182 # include <mach-o/dyld.h>
4183 # define environ (*environ_pointer)
4184 EXT char *** environ_pointer;
4186 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4187 # include <crt_externs.h> /* for the env array */
4188 # define environ (*_NSGetEnviron())
4192 /* VMS and some other platforms don't use the environ array */
4193 # ifdef USE_ENVIRON_ARRAY
4194 # if !defined(DONT_DECLARE_STD) || \
4195 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4198 extern char ** environ; /* environment variables supplied via exec */
4203 #define PERL_PATCHLEVEL_H_IMPLICIT
4204 #include "patchlevel.h"
4205 #undef PERL_PATCHLEVEL_H_IMPLICIT
4207 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4208 STRINGIFY(PERL_VERSION) "." \
4209 STRINGIFY(PERL_SUBVERSION)
4211 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4212 STRINGIFY(PERL_API_VERSION) "." \
4213 STRINGIFY(PERL_API_SUBVERSION)
4217 /* handy constants */
4218 EXTCONST char PL_warn_uninit[]
4219 INIT("Use of uninitialized value%s%s%s");
4220 EXTCONST char PL_warn_uninit_sv[]
4221 INIT("Use of uninitialized value%"SVf"%s%s");
4222 EXTCONST char PL_warn_nosemi[]
4223 INIT("Semicolon seems to be missing");
4224 EXTCONST char PL_warn_reserved[]
4225 INIT("Unquoted string \"%s\" may clash with future reserved word");
4226 EXTCONST char PL_warn_nl[]
4227 INIT("Unsuccessful %s on filename containing newline");
4228 EXTCONST char PL_no_wrongref[]
4229 INIT("Can't use %s ref as %s ref");
4230 /* The core no longer needs these here. If you require the string constant,
4231 please inline a copy into your own code. */
4232 EXTCONST char PL_no_symref[] __attribute__deprecated__
4233 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4234 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4235 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4236 EXTCONST char PL_no_usym[]
4237 INIT("Can't use an undefined value as %s reference");
4238 EXTCONST char PL_no_aelem[]
4239 INIT("Modification of non-creatable array value attempted, subscript %d");
4240 EXTCONST char PL_no_helem_sv[]
4241 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4242 EXTCONST char PL_no_modify[]
4243 INIT("Modification of a read-only value attempted");
4244 EXTCONST char PL_no_mem[]
4245 INIT("Out of memory!\n");
4246 EXTCONST char PL_no_security[]
4247 INIT("Insecure dependency in %s%s");
4248 EXTCONST char PL_no_sock_func[]
4249 INIT("Unsupported socket function \"%s\" called");
4250 EXTCONST char PL_no_dir_func[]
4251 INIT("Unsupported directory function \"%s\" called");
4252 EXTCONST char PL_no_func[]
4253 INIT("The %s function is unimplemented");
4254 EXTCONST char PL_no_myglob[]
4255 INIT("\"%s\" variable %s can't be in a package");
4256 EXTCONST char PL_no_localize_ref[]
4257 INIT("Can't localize through a reference");
4258 EXTCONST char PL_memory_wrap[]
4259 INIT("panic: memory wrap");
4261 EXTCONST char PL_Yes[]
4263 EXTCONST char PL_No[]
4265 EXTCONST char PL_hexdigit[]
4266 INIT("0123456789abcdef0123456789ABCDEF");
4268 /* This is constant on most architectures, a global on OS/2 */
4270 EXTCONST char PL_sh_path[]
4271 INIT(SH_PATH); /* full path of shell */
4275 EXTCONST char PL_cshname[]
4277 # define PL_cshlen (sizeof(CSH "") - 1)
4280 /* These are baked at compile time into any shared perl library.
4281 In future releases this will allow us in main() to sanity test the
4282 library we're linking against. */
4284 EXTCONST U8 PL_revision
4285 INIT(PERL_REVISION);
4286 EXTCONST U8 PL_version
4288 EXTCONST U8 PL_subversion
4289 INIT(PERL_SUBVERSION);
4291 EXTCONST char PL_uuemap[65]
4292 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4295 EXTCONST char PL_uudmap[256] =
4297 # include "uuudmap.h"
4299 # include "uudmap.h"
4302 EXTCONST char PL_bitcount[256] =
4304 # include "ubitcount.h"
4306 # include "bitcount.h"
4309 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4310 EXTCONST int PL_sig_num[] = { SIG_NUM };
4312 EXTCONST char PL_uudmap[256];
4313 EXTCONST char PL_bitcount[256];
4314 EXTCONST char* const PL_sig_name[];
4315 EXTCONST int PL_sig_num[];
4318 /* fast conversion and case folding tables. The folding tables complement the
4319 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4320 * folds such as outside the range or to multiple characters. */
4325 /* The EBCDIC fold table depends on the code page, and hence is found in
4328 EXTCONST unsigned char PL_fold[] = {
4329 0, 1, 2, 3, 4, 5, 6, 7,
4330 8, 9, 10, 11, 12, 13, 14, 15,
4331 16, 17, 18, 19, 20, 21, 22, 23,
4332 24, 25, 26, 27, 28, 29, 30, 31,
4333 32, 33, 34, 35, 36, 37, 38, 39,
4334 40, 41, 42, 43, 44, 45, 46, 47,
4335 48, 49, 50, 51, 52, 53, 54, 55,
4336 56, 57, 58, 59, 60, 61, 62, 63,
4337 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4338 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4339 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4340 'x', 'y', 'z', 91, 92, 93, 94, 95,
4341 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4342 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4343 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4344 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4345 128, 129, 130, 131, 132, 133, 134, 135,
4346 136, 137, 138, 139, 140, 141, 142, 143,
4347 144, 145, 146, 147, 148, 149, 150, 151,
4348 152, 153, 154, 155, 156, 157, 158, 159,
4349 160, 161, 162, 163, 164, 165, 166, 167,
4350 168, 169, 170, 171, 172, 173, 174, 175,
4351 176, 177, 178, 179, 180, 181, 182, 183,
4352 184, 185, 186, 187, 188, 189, 190, 191,
4353 192, 193, 194, 195, 196, 197, 198, 199,
4354 200, 201, 202, 203, 204, 205, 206, 207,
4355 208, 209, 210, 211, 212, 213, 214, 215,
4356 216, 217, 218, 219, 220, 221, 222, 223,
4357 224, 225, 226, 227, 228, 229, 230, 231,
4358 232, 233, 234, 235, 236, 237, 238, 239,
4359 240, 241, 242, 243, 244, 245, 246, 247,
4360 248, 249, 250, 251, 252, 253, 254, 255
4362 EXTCONST unsigned char PL_fold_latin1[] = {
4363 /* Full latin1 complement folding, except for three problematic code points:
4364 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4365 * fold complements outside the Latin1 range, so can't match something
4366 * that isn't in utf8.
4367 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4368 * not one, so can't be represented in this table.
4370 * All have to be specially handled */
4371 0, 1, 2, 3, 4, 5, 6, 7,
4372 8, 9, 10, 11, 12, 13, 14, 15,
4373 16, 17, 18, 19, 20, 21, 22, 23,
4374 24, 25, 26, 27, 28, 29, 30, 31,
4375 32, 33, 34, 35, 36, 37, 38, 39,
4376 40, 41, 42, 43, 44, 45, 46, 47,
4377 48, 49, 50, 51, 52, 53, 54, 55,
4378 56, 57, 58, 59, 60, 61, 62, 63,
4379 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4380 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4381 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4382 'x', 'y', 'z', 91, 92, 93, 94, 95,
4383 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4384 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4385 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4386 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4387 128, 129, 130, 131, 132, 133, 134, 135,
4388 136, 137, 138, 139, 140, 141, 142, 143,
4389 144, 145, 146, 147, 148, 149, 150, 151,
4390 152, 153, 154, 155, 156, 157, 158, 159,
4391 160, 161, 162, 163, 164, 165, 166, 167,
4392 168, 169, 170, 171, 172, 173, 174, 175,
4393 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4394 184, 185, 186, 187, 188, 189, 190, 191,
4395 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4396 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4397 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4398 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4399 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4400 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4401 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4402 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4403 255 /* y with diaeresis */
4405 #endif /* !EBCDIC, but still in DOINIT */
4407 /* If these tables are accessed through ebcdic, the access will be converted to
4409 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4410 0, 1, 2, 3, 4, 5, 6, 7,
4411 8, 9, 10, 11, 12, 13, 14, 15,
4412 16, 17, 18, 19, 20, 21, 22, 23,
4413 24, 25, 26, 27, 28, 29, 30, 31,
4414 32, 33, 34, 35, 36, 37, 38, 39,
4415 40, 41, 42, 43, 44, 45, 46, 47,
4416 48, 49, 50, 51, 52, 53, 54, 55,
4417 56, 57, 58, 59, 60, 61, 62, 63,
4418 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4419 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4420 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4421 'x', 'y', 'z', 91, 92, 93, 94, 95,
4422 96, 97, 98, 99, 100, 101, 102, 103,
4423 104, 105, 106, 107, 108, 109, 110, 111,
4424 112, 113, 114, 115, 116, 117, 118, 119,
4425 120, 121, 122, 123, 124, 125, 126, 127,
4426 128, 129, 130, 131, 132, 133, 134, 135,
4427 136, 137, 138, 139, 140, 141, 142, 143,
4428 144, 145, 146, 147, 148, 149, 150, 151,
4429 152, 153, 154, 155, 156, 157, 158, 159,
4430 160, 161, 162, 163, 164, 165, 166, 167,
4431 168, 169, 170, 171, 172, 173, 174, 175,
4432 176, 177, 178, 179, 180, 181, 182, 183,
4433 184, 185, 186, 187, 188, 189, 190, 191,
4434 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4435 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4436 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4437 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4438 224, 225, 226, 227, 228, 229, 230, 231,
4439 232, 233, 234, 235, 236, 237, 238, 239,
4440 240, 241, 242, 243, 244, 245, 246, 247,
4441 248, 249, 250, 251, 252, 253, 254, 255
4444 /* upper and title case of latin1 characters, modified so that the three tricky
4445 * ones are mapped to 255 (which is one of the three) */
4446 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4447 0, 1, 2, 3, 4, 5, 6, 7,
4448 8, 9, 10, 11, 12, 13, 14, 15,
4449 16, 17, 18, 19, 20, 21, 22, 23,
4450 24, 25, 26, 27, 28, 29, 30, 31,
4451 32, 33, 34, 35, 36, 37, 38, 39,
4452 40, 41, 42, 43, 44, 45, 46, 47,
4453 48, 49, 50, 51, 52, 53, 54, 55,
4454 56, 57, 58, 59, 60, 61, 62, 63,
4455 64, 65, 66, 67, 68, 69, 70, 71,
4456 72, 73, 74, 75, 76, 77, 78, 79,
4457 80, 81, 82, 83, 84, 85, 86, 87,
4458 88, 89, 90, 91, 92, 93, 94, 95,
4459 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4460 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4461 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4462 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4463 128, 129, 130, 131, 132, 133, 134, 135,
4464 136, 137, 138, 139, 140, 141, 142, 143,
4465 144, 145, 146, 147, 148, 149, 150, 151,
4466 152, 153, 154, 155, 156, 157, 158, 159,
4467 160, 161, 162, 163, 164, 165, 166, 167,
4468 168, 169, 170, 171, 172, 173, 174, 175,
4469 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4470 184, 185, 186, 187, 188, 189, 190, 191,
4471 192, 193, 194, 195, 196, 197, 198, 199,
4472 200, 201, 202, 203, 204, 205, 206, 207,
4473 208, 209, 210, 211, 212, 213, 214, 215,
4474 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4475 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4476 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4477 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4478 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4480 #else /* ! DOINIT */
4481 EXTCONST unsigned char PL_fold[];
4482 EXTCONST unsigned char PL_fold_latin1[];
4483 EXTCONST unsigned char PL_mod_latin1_uc[];
4484 EXTCONST unsigned char PL_latin1_lc[];
4487 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4489 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4490 0, 1, 2, 3, 4, 5, 6, 7,
4491 8, 9, 10, 11, 12, 13, 14, 15,
4492 16, 17, 18, 19, 20, 21, 22, 23,
4493 24, 25, 26, 27, 28, 29, 30, 31,
4494 32, 33, 34, 35, 36, 37, 38, 39,
4495 40, 41, 42, 43, 44, 45, 46, 47,
4496 48, 49, 50, 51, 52, 53, 54, 55,
4497 56, 57, 58, 59, 60, 61, 62, 63,
4498 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4499 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4500 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4501 'x', 'y', 'z', 91, 92, 93, 94, 95,
4502 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4503 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4504 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4505 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4506 128, 129, 130, 131, 132, 133, 134, 135,
4507 136, 137, 138, 139, 140, 141, 142, 143,
4508 144, 145, 146, 147, 148, 149, 150, 151,
4509 152, 153, 154, 155, 156, 157, 158, 159,
4510 160, 161, 162, 163, 164, 165, 166, 167,
4511 168, 169, 170, 171, 172, 173, 174, 175,
4512 176, 177, 178, 179, 180, 181, 182, 183,
4513 184, 185, 186, 187, 188, 189, 190, 191,
4514 192, 193, 194, 195, 196, 197, 198, 199,
4515 200, 201, 202, 203, 204, 205, 206, 207,
4516 208, 209, 210, 211, 212, 213, 214, 215,
4517 216, 217, 218, 219, 220, 221, 222, 223,
4518 224, 225, 226, 227, 228, 229, 230, 231,
4519 232, 233, 234, 235, 236, 237, 238, 239,
4520 240, 241, 242, 243, 244, 245, 246, 247,
4521 248, 249, 250, 251, 252, 253, 254, 255
4524 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4526 #endif /* !PERL_GLOBAL_STRUCT */
4530 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4531 1, 2, 84, 151, 154, 155, 156, 157,
4532 165, 246, 250, 3, 158, 7, 18, 29,
4533 40, 51, 62, 73, 85, 96, 107, 118,
4534 129, 140, 147, 148, 149, 150, 152, 153,
4535 255, 6, 8, 9, 10, 11, 12, 13,
4536 14, 15, 24, 25, 26, 27, 28, 226,
4537 29, 30, 31, 32, 33, 43, 44, 45,
4538 46, 47, 48, 49, 50, 76, 77, 78,
4539 79, 80, 81, 82, 83, 84, 85, 86,
4540 87, 94, 95, 234, 181, 233, 187, 190,
4541 180, 96, 97, 98, 99, 100, 101, 102,
4542 104, 112, 182, 174, 236, 232, 229, 103,
4543 228, 226, 114, 115, 116, 117, 118, 119,
4544 120, 121, 122, 235, 176, 230, 194, 162,
4545 130, 131, 132, 133, 134, 135, 136, 137,
4546 138, 139, 201, 205, 163, 217, 220, 224,
4547 5, 248, 227, 244, 242, 255, 241, 231,
4548 240, 253, 16, 197, 19, 20, 21, 187,
4549 23, 169, 210, 245, 237, 249, 247, 239,
4550 168, 252, 34, 196, 36, 37, 38, 39,
4551 41, 42, 251, 254, 238, 223, 221, 213,
4552 225, 177, 52, 53, 54, 55, 56, 57,
4553 58, 59, 60, 61, 63, 64, 65, 66,
4554 67, 68, 69, 70, 71, 72, 74, 75,
4555 205, 208, 186, 202, 200, 218, 198, 179,
4556 178, 214, 88, 89, 90, 91, 92, 93,
4557 217, 166, 170, 207, 199, 209, 206, 204,
4558 160, 212, 105, 106, 108, 109, 110, 111,
4559 203, 113, 216, 215, 192, 175, 193, 243,
4560 172, 161, 123, 124, 125, 126, 127, 128,
4561 222, 219, 211, 195, 188, 193, 185, 184,
4562 191, 183, 141, 142, 143, 144, 145, 146
4564 #else /* ascii rather than ebcdic */
4565 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4566 1, 2, 84, 151, 154, 155, 156, 157,
4567 165, 246, 250, 3, 158, 7, 18, 29,
4568 40, 51, 62, 73, 85, 96, 107, 118,
4569 129, 140, 147, 148, 149, 150, 152, 153,
4570 255, 182, 224, 205, 174, 176, 180, 217,
4571 233, 232, 236, 187, 235, 228, 234, 226,
4572 222, 219, 211, 195, 188, 193, 185, 184,
4573 191, 183, 201, 229, 181, 220, 194, 162,
4574 163, 208, 186, 202, 200, 218, 198, 179,
4575 178, 214, 166, 170, 207, 199, 209, 206,
4576 204, 160, 212, 216, 215, 192, 175, 173,
4577 243, 172, 161, 190, 203, 189, 164, 230,
4578 167, 248, 227, 244, 242, 255, 241, 231,
4579 240, 253, 169, 210, 245, 237, 249, 247,
4580 239, 168, 252, 251, 254, 238, 223, 221,
4581 213, 225, 177, 197, 171, 196, 159, 4,
4582 5, 6, 8, 9, 10, 11, 12, 13,
4583 14, 15, 16, 17, 19, 20, 21, 22,
4584 23, 24, 25, 26, 27, 28, 30, 31,
4585 32, 33, 34, 35, 36, 37, 38, 39,
4586 41, 42, 43, 44, 45, 46, 47, 48,
4587 49, 50, 52, 53, 54, 55, 56, 57,
4588 58, 59, 60, 61, 63, 64, 65, 66,
4589 67, 68, 69, 70, 71, 72, 74, 75,
4590 76, 77, 78, 79, 80, 81, 82, 83,
4591 86, 87, 88, 89, 90, 91, 92, 93,
4592 94, 95, 97, 98, 99, 100, 101, 102,
4593 103, 104, 105, 106, 108, 109, 110, 111,
4594 112, 113, 114, 115, 116, 117, 119, 120,
4595 121, 122, 123, 124, 125, 126, 127, 128,
4596 130, 131, 132, 133, 134, 135, 136, 137,
4597 138, 139, 141, 142, 143, 144, 145, 146
4601 EXTCONST unsigned char PL_freq[];
4604 /* Although only used for debugging, these constants must be available in
4605 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4606 * which has DEBUGGING enabled always */
4608 EXTCONST char* const PL_block_type[] = {
4623 EXTCONST char* PL_block_type[];
4626 /* These are all the compile time options that affect binary compatibility.
4627 Other compile time options that are binary compatible are in perl.c
4628 Both are combined for the output of perl -V
4629 However, this string will be embedded in any shared perl library, which will
4630 allow us add a comparison check in perlmain.c in the near future. */
4632 EXTCONST char PL_bincompat_options[] =
4633 # ifdef DEBUG_LEAKING_SCALARS
4634 " DEBUG_LEAKING_SCALARS"
4636 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4637 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4639 # ifdef FAKE_THREADS
4648 # ifdef HAVE_INTERP_INTERN
4649 " HAVE_INTERP_INTERN"
4651 # ifdef MULTIPLICITY
4657 # ifdef PERLIO_LAYERS
4660 # ifdef PERL_DEBUG_READONLY_OPS
4661 " PERL_DEBUG_READONLY_OPS"
4663 # ifdef PERL_GLOBAL_STRUCT
4664 " PERL_GLOBAL_STRUCT"
4666 # ifdef PERL_IMPLICIT_CONTEXT
4667 " PERL_IMPLICIT_CONTEXT"
4669 # ifdef PERL_IMPLICIT_SYS
4670 " PERL_IMPLICIT_SYS"
4678 # ifdef PERL_NEED_APPCTX
4681 # ifdef PERL_NEED_TIMESBASE
4682 " PERL_NEED_TIMESBASE"
4684 # ifdef PERL_OLD_COPY_ON_WRITE
4685 " PERL_OLD_COPY_ON_WRITE"
4690 # ifdef PERL_TRACK_MEMPOOL
4691 " PERL_TRACK_MEMPOOL"
4693 # ifdef PERL_USES_PL_PIDSTATUS
4694 " PERL_USES_PL_PIDSTATUS"
4696 # ifdef USE_64_BIT_ALL
4699 # ifdef USE_64_BIT_INT
4705 # ifdef USE_ITHREADS
4708 # ifdef USE_LARGE_FILES
4711 # ifdef USE_LOCALE_COLLATE
4712 " USE_LOCALE_COLLATE"
4714 # ifdef USE_LOCALE_NUMERIC
4715 " USE_LOCALE_NUMERIC"
4717 # ifdef USE_LONG_DOUBLE
4723 # ifdef USE_REENTRANT_API
4724 " USE_REENTRANT_API"
4732 # ifdef VMS_DO_SOCKETS
4735 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4736 " VMS_SHORTEN_LONG_SYMBOLS"
4738 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4739 " VMS_SYMBOL_CASE_AS_IS"
4743 EXTCONST char PL_bincompat_options[];
4746 #ifndef PERL_SET_PHASE
4747 # define PERL_SET_PHASE(new_phase) \
4748 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4749 PL_phase = new_phase;
4752 /* The interpreter phases. If these ever change, PL_phase_names right below will
4753 * need to be updated accordingly. */
4755 PERL_PHASE_CONSTRUCT = 0,
4756 PERL_PHASE_START = 1,
4757 PERL_PHASE_CHECK = 2,
4758 PERL_PHASE_INIT = 3,
4761 PERL_PHASE_DESTRUCT = 6
4765 EXTCONST char *const PL_phase_names[] = {
4775 EXTCONST char *const PL_phase_names[];
4779 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4780 * instead of using the newer PL_phase, which provides everything PL_dirty
4781 * provided, and more. */
4782 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4784 # define PL_amagic_generation PL_na
4785 #endif /* !PERL_CORE */
4789 /*****************************************************************************/
4790 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4791 /*****************************************************************************/
4792 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4795 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4804 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4815 XTERMORDORDOR /* evil hack */
4816 /* update exp_name[] in toke.c if adding to this enum */
4819 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4820 special and there is no need for HINT_PRIVATE_MASK for COPs
4821 However, bitops store HINT_INTEGER in their op_private. */
4822 #define HINT_INTEGER 0x00000001 /* integer pragma */
4823 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4824 #define HINT_LOCALE 0x00000004 /* locale pragma */
4825 #define HINT_BYTES 0x00000008 /* bytes pragma */
4826 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4828 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4829 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4830 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4832 #define HINT_BLOCK_SCOPE 0x00000100
4833 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4834 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4835 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4837 /* The HINT_NEW_* constants are used by the overload pragma */
4838 #define HINT_NEW_INTEGER 0x00001000
4839 #define HINT_NEW_FLOAT 0x00002000
4840 #define HINT_NEW_BINARY 0x00004000
4841 #define HINT_NEW_STRING 0x00008000
4842 #define HINT_NEW_RE 0x00010000
4843 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4844 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4845 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4847 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4848 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4850 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4851 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4853 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4855 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4857 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4859 /* Note: Used for NATIVE_HINTS, currently
4860 defined by vms/vmsish.h:
4865 /* The following are stored in $^H{sort}, not in PL_hints */
4866 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4867 #define HINT_SORT_QUICKSORT 0x00000001
4868 #define HINT_SORT_MERGESORT 0x00000002
4869 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4871 /* Various states of the input record separator SV (rs) */
4872 #define RsSNARF(sv) (! SvOK(sv))
4873 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4874 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4875 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4877 /* A struct for keeping various DEBUGGING related stuff,
4878 * neatly packed. Currently only scratch variables for
4879 * constructing debug output are included. Needed always,
4880 * not just when DEBUGGING, though, because of the re extension. c*/
4881 struct perl_debug_pad {
4885 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4886 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4887 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4890 /* Enable variables which are pointers to functions */
4891 typedef void (*peep_t)(pTHX_ OP* o);
4892 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4893 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4894 char* strend, char* strbeg, I32 minend,
4895 SV* screamer, void* data, U32 flags);
4896 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4897 char *strpos, char *strend,
4899 re_scream_pos_data *d);
4900 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4901 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4902 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4903 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4905 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4906 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4907 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4908 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4909 typedef void (*XSINIT_t) (pTHX);
4910 typedef void (*ATEXIT_t) (pTHX_ void*);
4911 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4913 typedef OP* (*Perl_ppaddr_t)(pTHX);
4914 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4915 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4916 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4917 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4919 typedef void(*globhook_t)(pTHX);
4921 #define KEYWORD_PLUGIN_DECLINE 0
4922 #define KEYWORD_PLUGIN_STMT 1
4923 #define KEYWORD_PLUGIN_EXPR 2
4925 /* Interpreter exitlist entry */
4926 typedef struct exitlistentry {
4927 void (*fn) (pTHX_ void*);
4929 } PerlExitListEntry;
4931 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4932 /* These have to be before perlvars.h */
4933 #if !defined(HAS_SIGACTION) && defined(VMS)
4934 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4936 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4937 #if defined(KILL_BY_SIGPRC)
4938 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4941 #if !defined(MULTIPLICITY)
4943 struct interpreter {
4949 /* If we have multiple interpreters define a struct
4950 holding variables which must be per-interpreter
4951 If we don't have threads anything that would have
4952 be per-thread is per-interpreter.
4955 /* Set up PERLVAR macros for populating structs */
4956 # define PERLVAR(prefix,var,type) type prefix##var;
4957 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4958 # define PERLVARI(prefix,var,type,init) type prefix##var;
4959 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4961 struct interpreter {
4962 # include "intrpvar.h"
4965 EXTCONST U16 PL_interp_size
4966 INIT(sizeof(struct interpreter));
4968 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4969 STRUCT_OFFSET(struct interpreter, member) + \
4970 sizeof(((struct interpreter*)0)->member)
4972 /* This will be useful for subsequent releases, because this has to be the
4973 same in your libperl as in main(), else you have a mismatch and must abort.
4975 EXTCONST U16 PL_interp_size_5_16_0
4976 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_16_0_INTERP_MEMBER));
4979 # ifdef PERL_GLOBAL_STRUCT
4980 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4981 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4984 # include "perlvars.h"
4987 EXTCONST U16 PL_global_struct_size
4988 INIT(sizeof(struct perl_vars));
4991 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4992 EXT struct perl_vars PL_Vars;
4993 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4994 # undef PERL_GET_VARS
4995 # define PERL_GET_VARS() PL_VarsPtr
4996 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4997 # else /* PERL_CORE */
4998 # if !defined(__GNUC__) || !defined(WIN32)
5001 struct perl_vars *PL_VarsPtr;
5002 # define PL_Vars (*((PL_VarsPtr) \
5003 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
5004 # endif /* PERL_CORE */
5005 # endif /* PERL_GLOBAL_STRUCT */
5007 /* Done with PERLVAR macros for now ... */
5013 #endif /* MULTIPLICITY */
5015 struct tempsym; /* defined in pp_pack.c */
5020 #ifndef PERL_CALLCONV
5022 # define PERL_CALLCONV extern "C"
5024 # define PERL_CALLCONV
5027 #ifndef PERL_CALLCONV_NO_RET
5028 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
5033 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
5034 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
5037 # include "malloc_ctl.h"
5042 /* this has structure inits, so it cannot be included before here */
5045 /* The following must follow proto.h as #defines mess up syntax */
5047 #if !defined(PERL_FOR_X2P)
5048 # include "embedvar.h"
5051 # undef PL_madskills
5053 # define PL_madskills 0
5057 /* Now include all the 'global' variables
5058 * If we don't have threads or multiple interpreters
5059 * these include variables that would have been their struct-s
5062 #define PERLVAR(prefix,var,type) EXT type PL_##var;
5063 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
5064 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
5065 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
5067 #if !defined(MULTIPLICITY)
5069 # include "intrpvar.h"
5074 /* All core uses now exterminated. Ensure no zombies can return: */
5078 /* Now all the config stuff is setup we can include embed.h
5079 In particular, need the relevant *ish file included already, as it may
5080 define HAVE_INTERP_INTERN */
5084 # define op_getmad(arg,pegop,slot) NOOP
5087 #ifndef PERL_GLOBAL_STRUCT
5090 # include "perlvars.h"
5102 /* dummy variables that hold pointers to both runops functions, thus forcing
5103 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5105 EXTCONST runops_proc_t PL_runops_std
5106 INIT(Perl_runops_standard);
5107 EXTCONST runops_proc_t PL_runops_dbg
5108 INIT(Perl_runops_debug);
5110 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5111 * magic vtables const, but this is incompatible with SWIG which
5112 * does want to modify the vtables. */
5113 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5114 # define EXT_MGVTBL EXTCONST MGVTBL
5116 # define EXT_MGVTBL EXT MGVTBL
5119 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5120 #define PERL_MAGIC_VALUE_MAGIC 0x80
5121 #define PERL_MAGIC_VTABLE_MASK 0x3F
5122 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5123 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5124 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5125 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5127 #include "mg_vtable.h"
5130 EXTCONST U8 PL_magic_data[256] =
5132 # include "umg_data.h"
5134 # include "mg_data.h"
5138 EXTCONST U8 PL_magic_data[256];
5142 /* NL BD IV NV PV PI PN MG RX GV LV AV HV CV FM IO */
5144 PL_valid_types_IVX[] = { 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5146 PL_valid_types_NVX[] = { 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5148 PL_valid_types_PVX[] = { 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1 };
5150 PL_valid_types_RV[] = { 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5152 PL_valid_types_IV_set[] = { 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5154 PL_valid_types_NV_set[] = { 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5158 EXTCONST bool PL_valid_types_IVX[];
5159 EXTCONST bool PL_valid_types_NVX[];
5160 EXTCONST bool PL_valid_types_PVX[];
5161 EXTCONST bool PL_valid_types_RV[];
5162 EXTCONST bool PL_valid_types_IV_set[];
5163 EXTCONST bool PL_valid_types_NV_set[];
5168 #include "overload.h"
5177 CV* table[NofAMmeth];
5179 struct am_table_short {
5185 typedef struct am_table AMT;
5186 typedef struct am_table_short AMTS;
5188 #define AMGfallNEVER 1
5190 #define AMGfallYES 3
5192 #define AMTf_AMAGIC 1
5193 #define AMTf_OVERLOADED 2
5194 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5195 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5196 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5197 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5198 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5199 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
5201 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5204 * some compilers like to redefine cos et alia as faster
5205 * (and less accurate?) versions called F_cos et cetera (Quidquid
5206 * latine dictum sit, altum viditur.) This trick collides with
5207 * the Perl overloading (amg). The following #defines fool both.
5212 # define F_atan2_amg atan2_amg
5215 # define F_cos_amg cos_amg
5218 # define F_exp_amg exp_amg
5221 # define F_log_amg log_amg
5224 # define F_pow_amg pow_amg
5227 # define F_sin_amg sin_amg
5230 # define F_sqrt_amg sqrt_amg
5232 #endif /* _FASTMATH */
5234 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5235 PERLDBf_NOOPT | PERLDBf_INTER | \
5236 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5237 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5239 /* No _NONAME, _GOTO */
5240 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5241 #define PERLDBf_LINE 0x02 /* Keep line # */
5242 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5243 #define PERLDBf_INTER 0x08 /* Preserve more data for
5244 later inspections */
5245 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5246 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5247 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5248 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5249 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5250 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5251 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5252 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5253 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5255 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5256 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5257 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5258 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5259 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5260 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5261 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5262 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5263 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5264 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5265 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5266 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5267 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5269 #ifdef USE_LOCALE_NUMERIC
5271 #define SET_NUMERIC_STANDARD() \
5272 set_numeric_standard();
5274 #define SET_NUMERIC_LOCAL() \
5275 set_numeric_local();
5277 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5279 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5281 /* Returns non-zero If either form of the locale pragma is in effect */
5282 #define IN_SOME_LOCALE_FORM_RUNTIME \
5283 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5285 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5286 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5287 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5290 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5291 #define IN_SOME_LOCALE_FORM \
5292 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5293 : IN_SOME_LOCALE_FORM_RUNTIME)
5295 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5296 bool was_local = PL_numeric_local && IN_LOCALE; \
5297 if (was_local) SET_NUMERIC_STANDARD();
5299 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5300 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5301 if (was_standard) SET_NUMERIC_LOCAL();
5303 #define RESTORE_NUMERIC_LOCAL() \
5304 if (was_local) SET_NUMERIC_LOCAL();
5306 #define RESTORE_NUMERIC_STANDARD() \
5307 if (was_standard) SET_NUMERIC_STANDARD();
5309 #define Atof my_atof
5311 #else /* !USE_LOCALE_NUMERIC */
5313 #define SET_NUMERIC_STANDARD() /**/
5314 #define SET_NUMERIC_LOCAL() /**/
5315 #define IS_NUMERIC_RADIX(a, b) (0)
5316 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5317 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5318 #define RESTORE_NUMERIC_LOCAL() /**/
5319 #define RESTORE_NUMERIC_STANDARD() /**/
5320 #define Atof my_atof
5321 #define IN_LOCALE_RUNTIME 0
5323 #endif /* !USE_LOCALE_NUMERIC */
5325 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5327 # define strtoll __strtoll /* secret handshake */
5330 # define strtoll _strtoi64 /* secret handshake */
5332 # if !defined(Strtol) && defined(HAS_STRTOLL)
5333 # define Strtol strtoll
5335 # if !defined(Strtol) && defined(HAS_STRTOQ)
5336 # define Strtol strtoq
5338 /* is there atoq() anywhere? */
5340 #if !defined(Strtol) && defined(HAS_STRTOL)
5341 # define Strtol strtol
5344 /* It would be more fashionable to use Strtol() to define atol()
5345 * (as is done for Atoul(), see below) but for backward compatibility
5346 * we just assume atol(). */
5347 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5349 # define atoll _atoi64 /* secret handshake */
5357 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5359 # define strtoull __strtoull /* secret handshake */
5362 # define strtoull _strtoui64 /* secret handshake */
5364 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5365 # define Strtoul strtoull
5367 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5368 # define Strtoul strtouq
5370 /* is there atouq() anywhere? */
5372 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5373 # define Strtoul strtoul
5375 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5376 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5379 # define Atoul(s) Strtoul(s, NULL, 10)
5383 /* if these never got defined, they need defaults */
5384 #ifndef PERL_SET_CONTEXT
5385 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5388 #ifndef PERL_GET_CONTEXT
5389 # define PERL_GET_CONTEXT PERL_GET_INTERP
5392 #ifndef PERL_GET_THX
5393 # define PERL_GET_THX ((void*)NULL)
5396 #ifndef PERL_SET_THX
5397 # define PERL_SET_THX(t) NOOP
5400 #ifndef PERL_SCRIPT_MODE
5401 #define PERL_SCRIPT_MODE "r"
5405 * Some operating systems are stingy with stack allocation,
5406 * so perl may have to guard against stack overflow.
5408 #ifndef PERL_STACK_OVERFLOW_CHECK
5409 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5413 * Some nonpreemptive operating systems find it convenient to
5414 * check for asynchronous conditions after each op execution.
5415 * Keep this check simple, or it may slow down execution
5420 # ifndef PERL_ASYNC_CHECK
5421 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5425 #ifndef PERL_ASYNC_CHECK
5426 # define PERL_ASYNC_CHECK() NOOP
5430 * On some operating systems, a memory allocation may succeed,
5431 * but put the process too close to the system's comfort limit.
5432 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5435 #ifndef PERL_ALLOC_CHECK
5436 #define PERL_ALLOC_CHECK(p) NOOP
5440 # include <sys/ipc.h>
5441 # include <sys/sem.h>
5442 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5445 struct semid_ds *buf;
5446 unsigned short *array;
5449 # ifdef USE_SEMCTL_SEMUN
5450 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5451 union gccbug_semun {
5453 struct semid_ds *buf;
5454 unsigned short *array;
5457 # define semun gccbug_semun
5459 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5461 # ifdef USE_SEMCTL_SEMID_DS
5462 # ifdef EXTRA_F_IN_SEMUN_BUF
5463 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5465 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5472 * Boilerplate macros for initializing and accessing interpreter-local
5473 * data from C. All statics in extensions should be reworked to use
5474 * this, if you want to make the extension thread-safe. See
5475 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5476 * and perlxs.pod for more.
5478 * Code that uses these macros is responsible for the following:
5479 * 1. #define MY_CXT_KEY to a unique string, e.g.
5480 * "DynaLoader::_guts" XS_VERSION
5481 * XXX in the current implementation, this string is ignored.
5482 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5483 * all the data that needs to be interpreter-local.
5484 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5485 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5486 * (typically put in the BOOT: section).
5487 * 5. Use the members of the my_cxt_t structure everywhere as
5489 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5493 #if defined(PERL_IMPLICIT_CONTEXT)
5495 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5496 * right after the definition (i.e. at file scope). The non-threads
5497 * case below uses it to declare the data as static. */
5498 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5499 # define START_MY_CXT
5500 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5501 # define MY_CXT_INIT_ARG MY_CXT_KEY
5503 # define START_MY_CXT static int my_cxt_index = -1;
5504 # define MY_CXT_INDEX my_cxt_index
5505 # define MY_CXT_INIT_ARG &my_cxt_index
5506 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5508 /* Creates and zeroes the per-interpreter data.
5509 * (We allocate my_cxtp in a Perl SV so that it will be released when
5510 * the interpreter goes away.) */
5511 # define MY_CXT_INIT \
5512 my_cxt_t *my_cxtp = \
5513 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5514 PERL_UNUSED_VAR(my_cxtp)
5515 # define MY_CXT_INIT_INTERP(my_perl) \
5516 my_cxt_t *my_cxtp = \
5517 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5518 PERL_UNUSED_VAR(my_cxtp)
5520 /* This declaration should be used within all functions that use the
5521 * interpreter-local data. */
5523 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5524 # define dMY_CXT_INTERP(my_perl) \
5525 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5527 /* Clones the per-interpreter data. */
5528 # define MY_CXT_CLONE \
5529 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5530 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5531 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5534 /* This macro must be used to access members of the my_cxt_t structure.
5535 * e.g. MY_CXT.some_data */
5536 # define MY_CXT (*my_cxtp)
5538 /* Judicious use of these macros can reduce the number of times dMY_CXT
5539 * is used. Use is similar to pTHX, aTHX etc. */
5540 # define pMY_CXT my_cxt_t *my_cxtp
5541 # define pMY_CXT_ pMY_CXT,
5542 # define _pMY_CXT ,pMY_CXT
5543 # define aMY_CXT my_cxtp
5544 # define aMY_CXT_ aMY_CXT,
5545 # define _aMY_CXT ,aMY_CXT
5547 #else /* PERL_IMPLICIT_CONTEXT */
5549 # define START_MY_CXT static my_cxt_t my_cxt;
5550 # define dMY_CXT_SV dNOOP
5551 # define dMY_CXT dNOOP
5552 # define dMY_CXT_INTERP(my_perl) dNOOP
5553 # define MY_CXT_INIT NOOP
5554 # define MY_CXT_CLONE NOOP
5555 # define MY_CXT my_cxt
5557 # define pMY_CXT void
5564 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5575 # include <sys/file.h>
5578 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5579 int flock(int fd, int op);
5583 /* Assume UNIX defaults */
5584 # define O_RDONLY 0000
5585 # define O_WRONLY 0001
5586 # define O_RDWR 0002
5587 # define O_CREAT 0100
5598 #if O_TEXT != O_BINARY
5599 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5600 * that is, you are somehow DOSish. */
5601 # if defined(__BEOS__) || defined(__HAIKU__) || defined(__VOS__) || \
5603 /* BeOS/Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5604 * BeOS/Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5605 /* VOS has O_TEXT != O_BINARY, and they have effect,
5606 * but VOS always uses LF, never CRLF. */
5607 /* If you have O_TEXT different from your O_BINARY but you still are
5608 * not a CRLF shop. */
5609 # undef PERLIO_USING_CRLF
5611 /* If you really are DOSish. */
5612 # define PERLIO_USING_CRLF 1
5617 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5620 #ifndef EXEC_ARGV_CAST
5621 #define EXEC_ARGV_CAST(x) (char **)x
5624 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5625 int). value returned in pointed-
5627 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5628 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5629 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5630 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5631 #define IS_NUMBER_NAN 0x20 /* this is not */
5633 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5636 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5637 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5638 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5639 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5640 numbers which are <= UV_MAX */
5642 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5644 /* to let user control profiling */
5645 #ifdef PERL_GPROF_CONTROL
5646 extern void moncontrol(int);
5647 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5649 #define PERL_GPROF_MONCONTROL(x)
5656 /* ISO 6429 NEL - C1 control NExt Line */
5657 /* See http://www.unicode.org/unicode/reports/tr13/ */
5658 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5659 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5660 # define NEXT_LINE_CHAR 0x15
5662 # define NEXT_LINE_CHAR 0x25
5665 # define NEXT_LINE_CHAR 0x85
5668 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5669 #define UNICODE_LINE_SEPA_0 0xE2
5670 #define UNICODE_LINE_SEPA_1 0x80
5671 #define UNICODE_LINE_SEPA_2 0xA8
5672 #define UNICODE_PARA_SEPA_0 0xE2
5673 #define UNICODE_PARA_SEPA_1 0x80
5674 #define UNICODE_PARA_SEPA_2 0xA9
5676 #ifndef PIPESOCK_MODE
5677 # define PIPESOCK_MODE
5680 #ifndef SOCKET_OPEN_MODE
5681 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5684 #ifndef PIPE_OPEN_MODE
5685 # define PIPE_OPEN_MODE PIPESOCK_MODE
5688 #define PERL_MAGIC_UTF8_CACHESIZE 2
5690 #define PERL_UNICODE_STDIN_FLAG 0x0001
5691 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5692 #define PERL_UNICODE_STDERR_FLAG 0x0004
5693 #define PERL_UNICODE_IN_FLAG 0x0008
5694 #define PERL_UNICODE_OUT_FLAG 0x0010
5695 #define PERL_UNICODE_ARGV_FLAG 0x0020
5696 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5697 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5698 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5700 #define PERL_UNICODE_STD_FLAG \
5701 (PERL_UNICODE_STDIN_FLAG | \
5702 PERL_UNICODE_STDOUT_FLAG | \
5703 PERL_UNICODE_STDERR_FLAG)
5705 #define PERL_UNICODE_INOUT_FLAG \
5706 (PERL_UNICODE_IN_FLAG | \
5707 PERL_UNICODE_OUT_FLAG)
5709 #define PERL_UNICODE_DEFAULT_FLAGS \
5710 (PERL_UNICODE_STD_FLAG | \
5711 PERL_UNICODE_INOUT_FLAG | \
5712 PERL_UNICODE_LOCALE_FLAG)
5714 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5716 #define PERL_UNICODE_STDIN 'I'
5717 #define PERL_UNICODE_STDOUT 'O'
5718 #define PERL_UNICODE_STDERR 'E'
5719 #define PERL_UNICODE_STD 'S'
5720 #define PERL_UNICODE_IN 'i'
5721 #define PERL_UNICODE_OUT 'o'
5722 #define PERL_UNICODE_INOUT 'D'
5723 #define PERL_UNICODE_ARGV 'A'
5724 #define PERL_UNICODE_LOCALE 'L'
5725 #define PERL_UNICODE_WIDESYSCALLS 'W'
5726 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5728 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5730 /* Use instead of abs() since abs() forces its argument to be an int,
5731 * but also beware since this evaluates its argument twice, so no x++. */
5732 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5734 #if defined(__DECC) && defined(__osf__)
5735 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5738 #define do_open(g, n, l, a, rm, rp, sf) \
5739 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5740 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5741 # define do_exec(cmd) do_exec3(cmd,0,0)
5744 # define do_aexec Perl_do_aexec
5746 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5750 #define NO_ENV_ARRAY_IN_MAIN
5753 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5754 * are here so that they are available throughout the core
5755 * NOTE that even though some are for _escape and some for _pretty
5756 * there must not be any clashes as the flags from _pretty are
5757 * passed straight through to _escape.
5760 #define PERL_PV_ESCAPE_QUOTE 0x0001
5761 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5763 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5764 #define PERL_PV_PRETTY_LTGT 0x0004
5766 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5768 #define PERL_PV_ESCAPE_UNI 0x0100
5769 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5770 #define PERL_PV_ESCAPE_NONASCII 0x0400
5772 #define PERL_PV_ESCAPE_ALL 0x1000
5773 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5774 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5775 #define PERL_PV_ESCAPE_RE 0x8000
5777 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5779 /* used by pv_display in dump.c*/
5780 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5781 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5785 (KEEP THIS LAST IN perl.h!)
5827 so that Configure picks them up.
5829 (KEEP THIS LAST IN perl.h!)
5833 #endif /* Include guard */
5837 * c-indentation-style: bsd
5839 * indent-tabs-mode: nil
5842 * ex: set ts=8 sts=4 sw=4 et: