3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, 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>
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
47 #ifdef PERL_IMPLICIT_SYS
48 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
49 so use slab allocator to avoid lots of MUTEX overhead
51 # ifndef PL_OP_SLAB_ALLOC
52 # define PL_OP_SLAB_ALLOC
57 # if !defined(MULTIPLICITY)
62 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
63 # ifndef PERL_GLOBAL_STRUCT
64 # define PERL_GLOBAL_STRUCT
68 #ifdef PERL_GLOBAL_STRUCT
75 # ifndef PERL_IMPLICIT_CONTEXT
76 # define PERL_IMPLICIT_CONTEXT
80 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
86 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
93 # include "symbian/symbian_proto.h"
96 /* Any stack-challenged places. The limit varies (and often
97 * is configurable), but using more than a kilobyte of stack
98 * is usually dubious in these systems. */
99 #if defined(EPOC) || defined(__SYMBIAN32__)
100 /* EPOC/Symbian: need to work around the SDK features. *
101 * On WINS: MS VC5 generates calls to _chkstk, *
102 * if a "large" stack frame is allocated. *
103 * gcc on MARM does not generate calls like these. */
104 # define USE_HEAP_INSTEAD_OF_STACK
107 #/* Use the reentrant APIs like localtime_r and getpwent_r */
108 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
109 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
110 # define USE_REENTRANT_API
113 /* <--- here ends the logic shared by perl.h and makedef.pl */
116 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
117 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
118 * __bsdi__ for BSD/OS
120 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
126 #ifdef PERL_GLOBAL_STRUCT
127 # ifndef PERL_GET_VARS
128 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
129 extern struct perl_vars* Perl_GetVarsPrivate();
130 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
131 # ifndef PERLIO_FUNCS_CONST
132 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
135 # define PERL_GET_VARS() PL_VarsPtr
140 #define pVAR PERL_UNUSED_DECL(register struct perl_vars* const my_vars)
142 #ifdef PERL_GLOBAL_STRUCT
143 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
148 #ifdef PERL_IMPLICIT_CONTEXT
149 # ifndef MULTIPLICITY
150 # define MULTIPLICITY
152 # define tTHX PerlInterpreter*
153 # define pTHX PERL_UNUSED_DECL(register tTHX my_perl)
154 # define aTHX my_perl
155 # ifdef PERL_GLOBAL_STRUCT
156 # define dTHXa(a) dVAR; pTHX = (tTHX)a
158 # define dTHXa(a) pTHX = (tTHX)a
160 # ifdef PERL_GLOBAL_STRUCT
161 # define dTHX dVAR; pTHX = PERL_GET_THX
163 # define dTHX pTHX = PERL_GET_THX
176 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
177 # define PERL_TRACK_MEMPOOL
180 # undef PERL_TRACK_MEMPOOL
183 #define STATIC static
184 #define CPERLscope(x) x
185 #define CPERLarg void
188 #define PERL_OBJECT_THIS
189 #define _PERL_OBJECT_THIS
190 #define PERL_OBJECT_THIS_
191 #define CALL_FPTR(fptr) (*fptr)
193 #define CALLRUNOPS CALL_FPTR(PL_runops)
194 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
195 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
196 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
197 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
198 #define CALLREGFREE CALL_FPTR(PL_regfree)
200 /* Note that there are C compilers such as MetroWerks CodeWarrior
201 * which do not have an "inlined" way (like the gcc __attribute__) of
202 * marking unused variables (they need e.g. a #pragma, and using e.g.
203 * (void)x is considered dubious) and therefore cpp macros like
204 * PERL_UNUSED_DECL(x) cannot work for this purpose. */
206 #if defined(__SYMBIAN32__) && defined(__GNUC__)
208 # define PERL_UNUSED_DECL(x) /*@unused@*/ x
210 # define PERL_UNUSED_DECL(x) /*@unused@*/ x __attribute__((unused))
214 #ifndef PERL_UNUSED_DECL
215 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
216 # define PERL_UNUSED_DECL(x) /*@unused@*/ x __attribute__unused__
218 # define PERL_UNUSED_DECL(x) /*@unused@*/ x
223 * for silencing unused variables that are actually used most of the time,
224 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
226 #ifndef PERL_UNUSED_ARG
227 /* Which lint? Which <note.h>? Need more more robust cpp test. */
230 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
232 # define PERL_UNUSED_ARG(x) ((void)x)
235 #ifndef PERL_UNUSED_VAR
236 # define PERL_UNUSED_VAR(x) ((void)x)
240 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
242 # define PERL_UNUSED_CONTEXT
246 #define dNOOP PERL_UNUSED_DECL(extern int Perl___notused)
249 /* Don't bother defining tTHX and sTHX; using them outside
250 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
256 # define dTHXa(a) dNOOP
273 /* these are only defined for compatibility; should not be used internally */
274 #if !defined(pTHXo) && !defined(PERL_CORE)
276 # define pTHXo_ pTHX_
278 # define aTHXo_ aTHX_
280 # define dTHXoa(x) dTHXa(x)
284 # define pTHXx register PerlInterpreter *my_perl
285 # define pTHXx_ pTHXx,
286 # define aTHXx my_perl
287 # define aTHXx_ aTHXx,
291 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
292 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
293 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
294 #ifdef PERL_IMPLICIT_SYS
295 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
296 # define dTHXs dVAR; dTHX
301 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
308 #undef START_EXTERN_C
312 # define START_EXTERN_C extern "C" {
313 # define END_EXTERN_C }
314 # define EXTERN_C extern "C"
316 # define START_EXTERN_C
317 # define END_EXTERN_C
318 # define EXTERN_C extern
321 /* Some platforms require marking function declarations
322 * for them to be exportable. Used in perlio.h, proto.h
323 * is handled either by the makedef.pl or by defining the
324 * PERL_CALLCONV to be something special. See also the
325 * definition of XS() in XSUB.h. */
326 #ifndef PERL_EXPORT_C
327 # define PERL_EXPORT_C extern
329 #ifndef PERL_XS_EXPORT_C
330 # define PERL_XS_EXPORT_C
333 #ifdef OP_IN_REGISTER
335 # define stringify_immed(s) #s
336 # define stringify(s) stringify_immed(s)
337 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
341 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
342 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
343 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
348 * STMT_START { statements; } STMT_END;
349 * can be used as a single statement, as in
350 * if (x) STMT_START { ... } STMT_END; else ...
352 * Trying to select a version that gives no warnings...
354 #if !(defined(STMT_START) && defined(STMT_END))
355 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
356 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
359 /* Now which other defined()s do we need here ??? */
360 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
361 # define STMT_START if (1)
362 # define STMT_END else (void)0
364 # define STMT_START do
365 # define STMT_END while (0)
370 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
371 #define WITH_THR(s) WITH_THX(s)
373 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
374 # define BYTEORDER 0x1234
377 /* Overall memory policy? */
382 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
389 * The following contortions are brought to you on behalf of all the
390 * standards, semi-standards, de facto standards, not-so-de-facto standards
391 * of the world, as well as all the other botches anyone ever thought of.
392 * The basic theory is that if we work hard enough here, the rest of the
393 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
396 /* define this once if either system, instead of cluttering up the src */
397 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
401 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
402 # define STANDARD_C 1
405 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
406 # define DONT_DECLARE_STD 1
409 #if defined(HASVOLATILE) || defined(STANDARD_C)
411 # define VOL /* to temporarily suppress warnings */
413 # define VOL volatile
419 #define TAINT (PL_tainted = TRUE)
420 #define TAINT_NOT (PL_tainted = FALSE)
421 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
422 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
423 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
425 /* XXX All process group stuff is handled in pp_sys.c. Should these
426 defines move there? If so, I could simplify this a lot. --AD 9/96.
428 /* Process group stuff changed from traditional BSD to POSIX.
429 perlfunc.pod documents the traditional BSD-style syntax, so we'll
430 try to preserve that, if possible.
433 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
435 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
436 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
438 # ifdef HAS_SETPGRP2 /* DG/UX */
439 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
443 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
444 # define HAS_SETPGRP /* Well, effectively it does . . . */
447 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
448 our life easier :-) so we'll try it.
451 # define BSD_GETPGRP(pid) getpgid((pid))
453 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
454 # define BSD_GETPGRP(pid) getpgrp((pid))
456 # ifdef HAS_GETPGRP2 /* DG/UX */
457 # define BSD_GETPGRP(pid) getpgrp2((pid))
461 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
462 # define HAS_GETPGRP /* Well, effectively it does . . . */
465 /* These are not exact synonyms, since setpgrp() and getpgrp() may
466 have different behaviors, but perl.h used to define USE_BSDPGRP
467 (prior to 5.003_05) so some extension might depend on it.
469 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
475 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
476 pthread.h must be included before all other header files.
478 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
479 # include <pthread.h>
482 #ifndef _TYPES_ /* If types.h defines this it's easy. */
483 # ifndef major /* Does everyone's types.h define this? */
484 # include <sys/types.h>
498 # include <varargs.h>
502 #ifdef USE_NEXT_CTYPE
504 #if NX_CURRENT_COMPILER_RELEASE >= 500
505 # include <bsd/ctypes.h>
507 # if NX_CURRENT_COMPILER_RELEASE >= 400
508 # include <objc/NXCType.h>
509 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
510 # include <appkit/NXCType.h>
511 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
512 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
514 #else /* !USE_NEXT_CTYPE */
516 #endif /* USE_NEXT_CTYPE */
518 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
530 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
532 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
533 && defined(HAS_STRXFRM)
534 # define USE_LOCALE_COLLATE
536 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
537 # define USE_LOCALE_CTYPE
539 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
540 # define USE_LOCALE_NUMERIC
542 #endif /* !NO_LOCALE && HAS_SETLOCALE */
547 # ifdef PARAM_NEEDS_TYPES
548 # include <sys/types.h>
550 # include <sys/param.h>
553 /* Use all the "standard" definitions? */
554 #if defined(STANDARD_C) && defined(I_STDLIB)
558 /* If this causes problems, set i_unistd=undef in the hint file. */
564 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
567 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
568 int syscall(int, ...);
571 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
572 int usleep(unsigned int);
575 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
581 /* macros for correct constant construction */
583 # define U16_CONST(x) ((U16)x##U)
585 # define U16_CONST(x) ((U16)x##UL)
589 # define U32_CONST(x) ((U32)x##U)
591 # define U32_CONST(x) ((U32)x##UL)
596 # define U64_CONST(x) ((U64)x##U)
598 # define U64_CONST(x) ((U64)x##UL)
599 # elif QUADKIND == QUAD_IS_LONG_LONG
600 # define U64_CONST(x) ((U64)x##ULL)
601 # else /* best guess we can make */
602 # define U64_CONST(x) ((U64)x##UL)
606 /* byte-swapping functions for big-/little-endian conversion */
607 # define _swab_16_(x) ((U16)( \
608 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
609 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
611 # define _swab_32_(x) ((U32)( \
612 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
613 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
614 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
615 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
618 # define _swab_64_(x) ((U64)( \
619 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
620 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
621 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
622 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
623 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
624 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
625 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
626 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
629 /*----------------------------------------------------------------------------*/
630 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
631 /*----------------------------------------------------------------------------*/
632 # define my_htole16(x) (x)
633 # define my_letoh16(x) (x)
634 # define my_htole32(x) (x)
635 # define my_letoh32(x) (x)
636 # define my_htobe16(x) _swab_16_(x)
637 # define my_betoh16(x) _swab_16_(x)
638 # define my_htobe32(x) _swab_32_(x)
639 # define my_betoh32(x) _swab_32_(x)
641 # define my_htole64(x) (x)
642 # define my_letoh64(x) (x)
643 # define my_htobe64(x) _swab_64_(x)
644 # define my_betoh64(x) _swab_64_(x)
646 # define my_htoles(x) (x)
647 # define my_letohs(x) (x)
648 # define my_htolei(x) (x)
649 # define my_letohi(x) (x)
650 # define my_htolel(x) (x)
651 # define my_letohl(x) (x)
653 # define my_htobes(x) (x)
654 # define my_betohs(x) (x)
655 # elif SHORTSIZE == 2
656 # define my_htobes(x) _swab_16_(x)
657 # define my_betohs(x) _swab_16_(x)
658 # elif SHORTSIZE == 4
659 # define my_htobes(x) _swab_32_(x)
660 # define my_betohs(x) _swab_32_(x)
661 # elif SHORTSIZE == 8
662 # define my_htobes(x) _swab_64_(x)
663 # define my_betohs(x) _swab_64_(x)
665 # define PERL_NEED_MY_HTOBES
666 # define PERL_NEED_MY_BETOHS
669 # define my_htobei(x) (x)
670 # define my_betohi(x) (x)
672 # define my_htobei(x) _swab_16_(x)
673 # define my_betohi(x) _swab_16_(x)
675 # define my_htobei(x) _swab_32_(x)
676 # define my_betohi(x) _swab_32_(x)
678 # define my_htobei(x) _swab_64_(x)
679 # define my_betohi(x) _swab_64_(x)
681 # define PERL_NEED_MY_HTOBEI
682 # define PERL_NEED_MY_BETOHI
685 # define my_htobel(x) (x)
686 # define my_betohl(x) (x)
688 # define my_htobel(x) _swab_16_(x)
689 # define my_betohl(x) _swab_16_(x)
691 # define my_htobel(x) _swab_32_(x)
692 # define my_betohl(x) _swab_32_(x)
694 # define my_htobel(x) _swab_64_(x)
695 # define my_betohl(x) _swab_64_(x)
697 # define PERL_NEED_MY_HTOBEL
698 # define PERL_NEED_MY_BETOHL
700 # define my_htolen(p,n) NOOP
701 # define my_letohn(p,n) NOOP
702 # define my_htoben(p,n) my_swabn(p,n)
703 # define my_betohn(p,n) my_swabn(p,n)
704 /*----------------------------------------------------------------------------*/
705 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
706 /*----------------------------------------------------------------------------*/
707 # define my_htobe16(x) (x)
708 # define my_betoh16(x) (x)
709 # define my_htobe32(x) (x)
710 # define my_betoh32(x) (x)
711 # define my_htole16(x) _swab_16_(x)
712 # define my_letoh16(x) _swab_16_(x)
713 # define my_htole32(x) _swab_32_(x)
714 # define my_letoh32(x) _swab_32_(x)
716 # define my_htobe64(x) (x)
717 # define my_betoh64(x) (x)
718 # define my_htole64(x) _swab_64_(x)
719 # define my_letoh64(x) _swab_64_(x)
721 # define my_htobes(x) (x)
722 # define my_betohs(x) (x)
723 # define my_htobei(x) (x)
724 # define my_betohi(x) (x)
725 # define my_htobel(x) (x)
726 # define my_betohl(x) (x)
728 # define my_htoles(x) (x)
729 # define my_letohs(x) (x)
730 # elif SHORTSIZE == 2
731 # define my_htoles(x) _swab_16_(x)
732 # define my_letohs(x) _swab_16_(x)
733 # elif SHORTSIZE == 4
734 # define my_htoles(x) _swab_32_(x)
735 # define my_letohs(x) _swab_32_(x)
736 # elif SHORTSIZE == 8
737 # define my_htoles(x) _swab_64_(x)
738 # define my_letohs(x) _swab_64_(x)
740 # define PERL_NEED_MY_HTOLES
741 # define PERL_NEED_MY_LETOHS
744 # define my_htolei(x) (x)
745 # define my_letohi(x) (x)
747 # define my_htolei(x) _swab_16_(x)
748 # define my_letohi(x) _swab_16_(x)
750 # define my_htolei(x) _swab_32_(x)
751 # define my_letohi(x) _swab_32_(x)
753 # define my_htolei(x) _swab_64_(x)
754 # define my_letohi(x) _swab_64_(x)
756 # define PERL_NEED_MY_HTOLEI
757 # define PERL_NEED_MY_LETOHI
760 # define my_htolel(x) (x)
761 # define my_letohl(x) (x)
763 # define my_htolel(x) _swab_16_(x)
764 # define my_letohl(x) _swab_16_(x)
766 # define my_htolel(x) _swab_32_(x)
767 # define my_letohl(x) _swab_32_(x)
769 # define my_htolel(x) _swab_64_(x)
770 # define my_letohl(x) _swab_64_(x)
772 # define PERL_NEED_MY_HTOLEL
773 # define PERL_NEED_MY_LETOHL
775 # define my_htolen(p,n) my_swabn(p,n)
776 # define my_letohn(p,n) my_swabn(p,n)
777 # define my_htoben(p,n) NOOP
778 # define my_betohn(p,n) NOOP
779 /*----------------------------------------------------------------------------*/
780 # else /* all other byte-orders */
781 /*----------------------------------------------------------------------------*/
782 # define PERL_NEED_MY_HTOLE16
783 # define PERL_NEED_MY_LETOH16
784 # define PERL_NEED_MY_HTOBE16
785 # define PERL_NEED_MY_BETOH16
786 # define PERL_NEED_MY_HTOLE32
787 # define PERL_NEED_MY_LETOH32
788 # define PERL_NEED_MY_HTOBE32
789 # define PERL_NEED_MY_BETOH32
791 # define PERL_NEED_MY_HTOLE64
792 # define PERL_NEED_MY_LETOH64
793 # define PERL_NEED_MY_HTOBE64
794 # define PERL_NEED_MY_BETOH64
796 # define PERL_NEED_MY_HTOLES
797 # define PERL_NEED_MY_LETOHS
798 # define PERL_NEED_MY_HTOBES
799 # define PERL_NEED_MY_BETOHS
800 # define PERL_NEED_MY_HTOLEI
801 # define PERL_NEED_MY_LETOHI
802 # define PERL_NEED_MY_HTOBEI
803 # define PERL_NEED_MY_BETOHI
804 # define PERL_NEED_MY_HTOLEL
805 # define PERL_NEED_MY_LETOHL
806 # define PERL_NEED_MY_HTOBEL
807 # define PERL_NEED_MY_BETOHL
808 /*----------------------------------------------------------------------------*/
809 # endif /* end of byte-order macros */
810 /*----------------------------------------------------------------------------*/
812 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
813 at least on FreeBSD. YMMV, so experiment. */
814 #ifndef PERL_ARENA_SIZE
815 #define PERL_ARENA_SIZE 4080
818 #endif /* PERL_CORE */
820 /* We no longer default to creating a new SV for GvSV.
821 Do this before embed. */
822 #ifndef PERL_CREATE_GVSV
823 # ifndef PERL_DONT_CREATE_GVSV
824 # define PERL_DONT_CREATE_GVSV
828 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
829 #define PERL_USES_PL_PIDSTATUS
832 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
833 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
836 /* Cannot include embed.h here on Win32 as win32.h has not
837 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
839 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
843 # define op_getmad(arg,pegop,slot) /*EMPTY*/
847 #define MEM_SIZE Size_t
849 /* Round all values passed to malloc up, by default to a multiple of
852 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
853 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
856 #if defined(STANDARD_C) && defined(I_STDDEF)
858 # define STRUCT_OFFSET(s,m) offsetof(s,m)
860 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
863 #ifndef __SYMBIAN32__
864 # if defined(I_STRING) || defined(__cplusplus)
867 # include <strings.h>
871 /* This comes after <stdlib.h> so we don't try to change the standard
872 * library prototypes; we'll use our own in proto.h instead. */
875 # ifdef PERL_POLLUTE_MALLOC
876 # ifndef PERL_EXTMALLOC_DEF
877 # define Perl_malloc malloc
878 # define Perl_calloc calloc
879 # define Perl_realloc realloc
880 # define Perl_mfree free
883 # define EMBEDMYMALLOC /* for compatibility */
886 # define safemalloc Perl_malloc
887 # define safecalloc Perl_calloc
888 # define saferealloc Perl_realloc
889 # define safefree Perl_mfree
890 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
891 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
894 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
895 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
896 # define panic_write2(s) write(2, s, strlen(s))
897 # define CHECK_MALLOC_TAINT(newval) \
898 CHECK_MALLOC_TOO_LATE_FOR_( \
900 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
902 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
903 if (doing_taint(argc,argv,env)) { \
904 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
907 # define safemalloc safesysmalloc
908 # define safecalloc safesyscalloc
909 # define saferealloc safesysrealloc
910 # define safefree safesysfree
911 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
912 # define CHECK_MALLOC_TAINT(newval) ((void)0)
913 # define MALLOC_CHECK_TAINT(argc,argv,env)
914 #endif /* MYMALLOC */
916 #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)
917 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
918 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
919 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
921 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
923 #define strrchr rindex
931 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
933 extern char * memcpy (char*, char*, int);
939 # define memcpy(d,s,l) bcopy(s,d,l)
941 # define memcpy(d,s,l) my_bcopy(s,d,l)
944 #endif /* HAS_MEMCPY */
947 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
949 extern char *memset (char*, int, int);
954 # define memset(d,c,l) my_memset(d,c,l)
955 #endif /* HAS_MEMSET */
957 #if !defined(HAS_MEMMOVE) && !defined(memmove)
958 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
959 # define memmove(d,s,l) bcopy(s,d,l)
961 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
962 # define memmove(d,s,l) memcpy(d,s,l)
964 # define memmove(d,s,l) my_bcopy(s,d,l)
969 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
973 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
974 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
976 extern int memcmp (char*, char*, int);
980 # pragma function(memcmp)
984 # define memcmp my_memcmp
986 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
990 # define memzero(d,l) memset(d,0,l)
993 # define memzero(d,l) bzero(d,l)
995 # define memzero(d,l) my_bzero(d,l)
1003 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1010 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1012 #endif /* !HAS_BCMP */
1015 # include <netinet/in.h>
1019 # include <arpa/inet.h>
1022 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1023 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1024 * (the neo-BSD seem to do this). */
1029 # include <sys/stat.h>
1032 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1033 like UTekV) are broken, sometimes giving false positives. Undefine
1034 them here and let the code below set them to proper values.
1036 The ghs macro stands for GreenHills Software C-1.8.5 which
1037 is the C compiler for sysV88 and the various derivatives.
1038 This header file bug is corrected in gcc-2.5.8 and later versions.
1039 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1041 #if defined(uts) || (defined(m88k) && defined(ghs))
1055 # ifdef I_SYS_TIME_KERNEL
1058 # include <sys/time.h>
1059 # ifdef I_SYS_TIME_KERNEL
1064 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1065 # include <sys/times.h>
1068 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1069 # undef HAS_STRERROR
1074 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1075 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1078 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1079 * This is important for using IPv6.
1080 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1081 * a bad idea since it breaks send() and recv(). */
1082 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1083 # define _SOCKADDR_LEN
1086 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1087 # include <sys/socket.h>
1088 # if defined(USE_SOCKS) && defined(I_SOCKS)
1089 # if !defined(INCLUDE_PROTOTYPES)
1090 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1091 # define PERL_SOCKS_NEED_PROTOTYPES
1094 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1095 # undef INCLUDE_PROTOTYPES
1096 # undef PERL_SOCKS_NEED_PROTOTYPES
1107 # include <net/errno.h>
1112 /* sockatmark() is so new (2001) that many places might have it hidden
1113 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1114 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1115 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1116 # if defined(__THROW) && defined(__GLIBC__)
1117 int sockatmark(int) __THROW;
1119 int sockatmark(int);
1124 # undef SETERRNO /* SOCKS might have defined this */
1128 # define SETERRNO(errcode,vmserrcode) \
1130 set_errno(errcode); \
1131 set_vaxc_errno(vmserrcode); \
1133 # define LIB_INVARG LIB$_INVARG
1134 # define RMS_DIR RMS$_DIR
1135 # define RMS_FAC RMS$_FAC
1136 # define RMS_FEX RMS$_FEX
1137 # define RMS_FNF RMS$_FNF
1138 # define RMS_IFI RMS$_IFI
1139 # define RMS_ISI RMS$_ISI
1140 # define RMS_PRV RMS$_PRV
1141 # define SS_ACCVIO SS$_ACCVIO
1142 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1143 # define SS_IVCHAN SS$_IVCHAN
1144 # define SS_NORMAL SS$_NORMAL
1146 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1147 # define LIB_INVARG 0
1155 # define SS_ACCVIO 0
1156 # define SS_DEVOFFLINE 0
1157 # define SS_IVCHAN 0
1158 # define SS_NORMAL 0
1161 #define ERRSV GvSV(PL_errgv)
1162 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1163 #define DEFSV GvSVn(PL_defgv)
1164 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1166 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1169 extern int errno; /* ANSI allows errno to be an lvalue expr.
1170 * For example in multithreaded environments
1171 * something like this might happen:
1172 * extern int *_errno(void);
1173 * #define errno (*_errno()) */
1178 char *strerror (int,...);
1180 #ifndef DONT_DECLARE_STD
1181 char *strerror (int);
1185 # define Strerror strerror
1188 # ifdef HAS_SYS_ERRLIST
1189 extern int sys_nerr;
1190 extern char *sys_errlist[];
1192 # define Strerror(e) \
1193 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1200 # include <sys/ioctl.h>
1204 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1205 # ifdef HAS_SOCKETPAIR
1206 # undef HAS_SOCKETPAIR
1213 #ifndef HAS_SOCKETPAIR
1215 # define socketpair Perl_my_socketpair
1220 # define htoni htons
1221 # define ntohi ntohs
1223 # define htoni htonl
1224 # define ntohi ntohl
1227 /* Configure already sets Direntry_t */
1228 #if defined(I_DIRENT)
1229 # include <dirent.h>
1230 /* NeXT needs dirent + sys/dir.h */
1231 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1232 # include <sys/dir.h>
1236 # include <sys/ndir.h>
1240 # include <ndir.h> /* may be wrong in the future */
1242 # include <sys/dir.h>
1255 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1257 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1262 * The following gobbledygook brought to you on behalf of __STDC__.
1263 * (I could just use #ifndef __STDC__, but this is more bulletproof
1264 * in the face of half-implementations.)
1267 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1268 #include <sys/mode.h>
1273 # define S_IFMT _S_IFMT
1275 # define S_IFMT 0170000
1280 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1284 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1289 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1291 # define S_ISBLK(m) (0)
1296 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1301 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1303 # define S_ISFIFO(m) (0)
1309 # define S_ISLNK(m) _S_ISLNK(m)
1312 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1315 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1317 # define S_ISLNK(m) (0)
1325 # define S_ISSOCK(m) _S_ISSOCK(m)
1328 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1331 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1333 # define S_ISSOCK(m) (0)
1341 # define S_IRUSR S_IREAD
1342 # define S_IWUSR S_IWRITE
1343 # define S_IXUSR S_IEXEC
1345 # define S_IRUSR 0400
1346 # define S_IWUSR 0200
1347 # define S_IXUSR 0100
1353 # define S_IRGRP (S_IRUSR>>3)
1354 # define S_IWGRP (S_IWUSR>>3)
1355 # define S_IXGRP (S_IXUSR>>3)
1357 # define S_IRGRP 0040
1358 # define S_IWGRP 0020
1359 # define S_IXGRP 0010
1365 # define S_IROTH (S_IRUSR>>6)
1366 # define S_IWOTH (S_IWUSR>>6)
1367 # define S_IXOTH (S_IXUSR>>6)
1369 # define S_IROTH 0040
1370 # define S_IWOTH 0020
1371 # define S_IXOTH 0010
1376 # define S_ISUID 04000
1380 # define S_ISGID 02000
1384 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1388 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1392 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1395 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1396 * which would get included through <sys/file.h >, but that is 3000
1397 * lines in the future. --jhi */
1399 #if !defined(S_IREAD) && !defined(__BEOS__)
1400 # define S_IREAD S_IRUSR
1403 #if !defined(S_IWRITE) && !defined(__BEOS__)
1404 # define S_IWRITE S_IWUSR
1408 # define S_IEXEC S_IXUSR
1415 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1416 # define SLOPPYDIVIDE
1423 #ifdef SPRINTF_E_BUG
1424 # define sprintf UTS_sprintf_wrap
1427 /* For the times when you want the return value of sprintf, and you want it
1428 to be the length. Can't have a thread variable passed in, because C89 has
1431 #ifdef SPRINTF_RETURNS_STRLEN
1432 # define my_sprintf sprintf
1434 # define my_sprintf Perl_my_sprintf
1437 /* Configure gets this right but the UTS compiler gets it wrong.
1438 -- Hal Morris <hom00@utsglobal.com> */
1441 # define UVTYPE unsigned
1445 The IV type is supposed to be long enough to hold any integral
1447 --Andy Dougherty August 1996
1453 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1454 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1455 # define IV_MAX INT64_MAX
1456 # define IV_MIN INT64_MIN
1457 # define UV_MAX UINT64_MAX
1459 # define UINT64_MIN 0
1461 # define UV_MIN UINT64_MIN
1463 # define IV_MAX PERL_QUAD_MAX
1464 # define IV_MIN PERL_QUAD_MIN
1465 # define UV_MAX PERL_UQUAD_MAX
1466 # define UV_MIN PERL_UQUAD_MIN
1471 # if defined(INT32_MAX) && IVSIZE == 4
1472 # define IV_MAX INT32_MAX
1473 # define IV_MIN INT32_MIN
1474 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1475 # define UV_MAX UINT32_MAX
1477 # define UV_MAX 4294967295U
1480 # define UINT32_MIN 0
1482 # define UV_MIN UINT32_MIN
1484 # define IV_MAX PERL_LONG_MAX
1485 # define IV_MIN PERL_LONG_MIN
1486 # define UV_MAX PERL_ULONG_MAX
1487 # define UV_MIN PERL_ULONG_MIN
1503 # undef PERL_NEED_MY_HTOLE64
1504 # undef PERL_NEED_MY_LETOH64
1505 # undef PERL_NEED_MY_HTOBE64
1506 # undef PERL_NEED_MY_BETOH64
1509 #if defined(uts) || defined(UTS)
1511 # define UV_MAX (4294967295u)
1514 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1515 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1517 #ifndef NO_PERL_PRESERVE_IVUV
1518 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1522 * The macros INT2PTR and NUM2PTR are (despite their names)
1523 * bi-directional: they will convert int/float to or from pointers.
1524 * However the conversion to int/float are named explicitly:
1525 * PTR2IV, PTR2UV, PTR2NV.
1527 * For int conversions we do not need two casts if pointers are
1528 * the same size as IV and UV. Otherwise we need an explicit
1529 * cast (PTRV) to avoid compiler warnings.
1531 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1533 # define INT2PTR(any,d) (any)(d)
1535 # if PTRSIZE == LONGSIZE
1536 # define PTRV unsigned long
1537 # define PTR2ul(p) (unsigned long)(p)
1539 # define PTRV unsigned
1544 # define INT2PTR(any,d) (any)(PTRV)(d)
1548 # define PTR2ul(p) INT2PTR(unsigned long,p)
1551 #define NUM2PTR(any,d) (any)(PTRV)(d)
1552 #define PTR2IV(p) INT2PTR(IV,p)
1553 #define PTR2UV(p) INT2PTR(UV,p)
1554 #define PTR2NV(p) NUM2PTR(NV,p)
1555 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1557 /* According to strict ANSI C89 one cannot freely cast between
1558 * data pointers and function (code) pointers. There are at least
1559 * two ways around this. One (used below) is to do two casts,
1560 * first the other pointer to an (unsigned) integer, and then
1561 * the integer to the other pointer. The other way would be
1562 * to use unions to "overlay" the pointers. For an example of
1563 * the latter technique, see union dirpu in struct xpvio in sv.h.
1564 * The only feasible use is probably temporarily storing
1565 * function pointers in a data pointer (such as a void pointer). */
1567 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1568 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1570 #ifdef USE_LONG_DOUBLE
1571 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1572 # define LONG_DOUBLE_EQUALS_DOUBLE
1574 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1575 # undef USE_LONG_DOUBLE /* Ouch! */
1580 /* Use an overridden DBL_DIG */
1584 # define DBL_DIG OVR_DBL_DIG
1586 /* The following is all to get DBL_DIG, in order to pick a nice
1587 default value for printing floating point numbers in Gconvert
1588 (see config.h). (It also has other uses, such as figuring out if
1589 a given precision of printing can be done with a double instead of
1590 a long double - Allen).
1599 #define DBL_DIG 15 /* A guess that works lots of places */
1606 #define DBL_DIG 15 /* A guess that works lots of places */
1610 /* Use an overridden LDBL_DIG */
1614 # define LDBL_DIG OVR_LDBL_DIG
1616 /* The following is all to get LDBL_DIG, in order to pick a nice
1617 default value for printing floating point numbers in Gconvert.
1621 # include <limits.h>
1626 # ifndef HAS_LDBL_DIG
1627 # if LONG_DOUBLESIZE == 10
1628 # define LDBL_DIG 18 /* assume IEEE */
1630 # if LONG_DOUBLESIZE == 12
1631 # define LDBL_DIG 18 /* gcc? */
1633 # if LONG_DOUBLESIZE == 16
1634 # define LDBL_DIG 33 /* assume IEEE */
1636 # if LONG_DOUBLESIZE == DOUBLESIZE
1637 # define LDBL_DIG DBL_DIG /* bummer */
1646 * This is for making sure we have a good DBL_MAX value, if possible,
1647 * either for usage as NV_MAX or for usage in figuring out if we can
1648 * fit a given long double into a double, if bug-fixing makes it
1649 * necessary to do so. - Allen <allens@cpan.org>
1653 # include <limits.h>
1657 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1658 # include <values.h>
1659 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1660 # define DBL_MAX MAXDOUBLE
1662 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1663 # define DBL_MIN MINDOUBLE
1666 #endif /* defined(I_VALUES) */
1671 # include <ieeefp.h>
1674 #ifdef USE_LONG_DOUBLE
1676 # include <sunmath.h>
1678 # define NV_DIG LDBL_DIG
1679 # ifdef LDBL_MANT_DIG
1680 # define NV_MANT_DIG LDBL_MANT_DIG
1683 # define NV_MIN LDBL_MIN
1686 # define NV_MAX LDBL_MAX
1688 # ifdef LDBL_MIN_10_EXP
1689 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1691 # ifdef LDBL_MAX_10_EXP
1692 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1694 # ifdef LDBL_EPSILON
1695 # define NV_EPSILON LDBL_EPSILON
1698 # define NV_MAX LDBL_MAX
1699 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1702 # define NV_MAX HUGE_VALL
1705 # define NV_MAX ((NV)HUGE_VAL)
1710 # define Perl_cos cosl
1711 # define Perl_sin sinl
1712 # define Perl_sqrt sqrtl
1713 # define Perl_exp expl
1714 # define Perl_log logl
1715 # define Perl_atan2 atan2l
1716 # define Perl_pow powl
1717 # define Perl_floor floorl
1718 # define Perl_ceil ceill
1719 # define Perl_fmod fmodl
1721 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1723 # define Perl_modf(x,y) modfl(x,y)
1724 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1725 prototype in <math.h> */
1726 # ifndef HAS_MODFL_PROTO
1727 EXTERN_C long double modfl(long double, long double *);
1730 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1731 extern long double Perl_my_modfl(long double x, long double *ip);
1732 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1736 # define Perl_frexp(x,y) frexpl(x,y)
1738 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1739 extern long double Perl_my_frexpl(long double x, int *e);
1740 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1745 # define Perl_isnan(x) isnanl(x)
1750 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1754 # define NV_DIG DBL_DIG
1755 # ifdef DBL_MANT_DIG
1756 # define NV_MANT_DIG DBL_MANT_DIG
1759 # define NV_MIN DBL_MIN
1762 # define NV_MAX DBL_MAX
1764 # ifdef DBL_MIN_10_EXP
1765 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1767 # ifdef DBL_MAX_10_EXP
1768 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1771 # define NV_EPSILON DBL_EPSILON
1773 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1774 # define NV_MAX DBL_MAX
1775 # define NV_MIN DBL_MIN
1778 # define NV_MAX HUGE_VAL
1781 # define Perl_cos cos
1782 # define Perl_sin sin
1783 # define Perl_sqrt sqrt
1784 # define Perl_exp exp
1785 # define Perl_log log
1786 # define Perl_atan2 atan2
1787 # define Perl_pow pow
1788 # define Perl_floor floor
1789 # define Perl_ceil ceil
1790 # define Perl_fmod fmod
1791 # define Perl_modf(x,y) modf(x,y)
1792 # define Perl_frexp(x,y) frexp(x,y)
1795 /* rumor has it that Win32 has _fpclass() */
1797 /* SGI has fpclassl... but not with the same result values,
1798 * and it's via a typedef (not via #define), so will need to redo Configure
1799 * to use. Not worth the trouble, IMO, at least until the below is used
1800 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1801 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1802 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1804 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1806 # include <ieeefp.h>
1811 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1812 # define Perl_fp_class() fpclassl(x)
1814 # define Perl_fp_class() fpclass(x)
1816 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1817 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1818 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1819 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1820 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1821 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1822 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1823 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1824 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1825 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1826 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1827 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1828 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1829 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1830 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1833 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1835 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1836 # include <fp_class.h>
1838 # define Perl_fp_class(x) fp_class(x)
1839 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1840 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1841 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1842 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1843 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1844 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1845 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1846 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1847 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1848 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1849 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1850 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1851 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1852 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1853 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1856 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1858 # define Perl_fp_class(x) fpclassify(x)
1859 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1860 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1861 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1862 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1863 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1866 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1869 # define Perl_fp_class(x) class(x)
1871 # define Perl_fp_class(x) _class(x)
1873 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1874 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1875 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1876 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1877 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1878 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1879 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1880 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1881 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1882 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1883 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1884 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1885 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1886 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1887 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1890 /* rumor has it that Win32 has _isnan() */
1894 # define Perl_isnan(x) isnan((NV)x)
1896 # ifdef Perl_fp_class_nan
1897 # define Perl_isnan(x) Perl_fp_class_nan(x)
1899 # ifdef HAS_UNORDERED
1900 # define Perl_isnan(x) unordered((x), 0.0)
1902 # define Perl_isnan(x) ((x)!=(x))
1909 int isnan(double d);
1914 # define Perl_isinf(x) isinf((NV)x)
1916 # ifdef Perl_fp_class_inf
1917 # define Perl_isinf(x) Perl_fp_class_inf(x)
1919 # define Perl_isinf(x) ((x)==NV_INF)
1924 #ifndef Perl_isfinite
1926 # define Perl_isfinite(x) finite((NV)x)
1928 # ifdef HAS_ISFINITE
1929 # define Perl_isfinite(x) isfinite(x)
1931 # ifdef Perl_fp_class_finite
1932 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1934 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1940 /* The default is to use Perl's own atof() implementation (in numeric.c).
1941 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1942 * it is however best to use the native implementation of atof.
1943 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1944 * Some good tests to try out with either setting are t/base/num.t,
1945 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1946 * you may need to be using a different function than atof! */
1948 #ifndef USE_PERL_ATOF
1950 # define USE_PERL_ATOF
1953 # if USE_PERL_ATOF == 0
1954 # undef USE_PERL_ATOF
1958 #ifdef USE_PERL_ATOF
1959 # define Perl_atof(s) Perl_my_atof(s)
1960 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1962 # define Perl_atof(s) (NV)atof(s)
1963 # define Perl_atof2(s, n) ((n) = atof(s))
1966 /* Previously these definitions used hardcoded figures.
1967 * It is hoped these formula are more portable, although
1968 * no data one way or another is presently known to me.
1969 * The "PERL_" names are used because these calculated constants
1970 * do not meet the ANSI requirements for LONG_MAX, etc., which
1971 * need to be constants acceptable to #if - kja
1972 * define PERL_LONG_MAX 2147483647L
1973 * define PERL_LONG_MIN (-LONG_MAX - 1)
1974 * define PERL ULONG_MAX 4294967295L
1977 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1978 # include <limits.h>
1980 /* Included values.h above if necessary; still including limits.h down here,
1981 * despite doing above, because math.h might have overriden... XXX - Allen */
1984 * Try to figure out max and min values for the integral types. THE CORRECT
1985 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1986 * following hacks are used if neither limits.h or values.h provide them:
1987 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1988 * for types < int: (unsigned TYPE)~(unsigned)0
1989 * The argument to ~ must be unsigned so that later signed->unsigned
1990 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1991 * and it must not be smaller than int because ~ does integral promotion.
1992 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1993 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1994 * The latter is a hack which happens to work on some machines but
1995 * does *not* catch any random system, or things like integer types
1996 * with NaN if that is possible.
1998 * All of the types are explicitly cast to prevent accidental loss of
1999 * numeric range, and in the hope that they will be less likely to confuse
2000 * over-eager optimizers.
2004 #define PERL_UCHAR_MIN ((unsigned char)0)
2007 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2010 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2012 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2017 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2018 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2019 * depending on local options. Until Configure detects this (or at least
2020 * detects whether the "signed" keyword is available) the CHAR ranges
2021 * will not be included. UCHAR functions normally.
2025 #define PERL_USHORT_MIN ((unsigned short)0)
2028 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2031 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2034 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2036 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2042 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2044 # ifdef MAXSHORT /* Often used in <values.h> */
2045 # define PERL_SHORT_MAX ((short)MAXSHORT)
2048 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2050 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2056 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2059 # define PERL_SHORT_MIN ((short)MINSHORT)
2062 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2064 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2070 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2073 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2075 # define PERL_UINT_MAX (~(unsigned int)0)
2079 #define PERL_UINT_MIN ((unsigned int)0)
2082 # define PERL_INT_MAX ((int)INT_MAX)
2084 # ifdef MAXINT /* Often used in <values.h> */
2085 # define PERL_INT_MAX ((int)MAXINT)
2087 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2092 # define PERL_INT_MIN ((int)INT_MIN)
2095 # define PERL_INT_MIN ((int)MININT)
2097 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2102 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2105 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2107 # define PERL_ULONG_MAX (~(unsigned long)0)
2111 #define PERL_ULONG_MIN ((unsigned long)0L)
2114 # define PERL_LONG_MAX ((long)LONG_MAX)
2116 # ifdef MAXLONG /* Often used in <values.h> */
2117 # define PERL_LONG_MAX ((long)MAXLONG)
2119 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2124 # define PERL_LONG_MIN ((long)LONG_MIN)
2127 # define PERL_LONG_MIN ((long)MINLONG)
2129 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2135 # define PERL_UQUAD_MAX (~(UV)0)
2136 # define PERL_UQUAD_MIN ((UV)0)
2137 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2138 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2143 # include "malloc_ctl.h"
2146 struct RExC_state_t;
2148 typedef MEM_SIZE STRLEN;
2151 typedef struct token TOKEN;
2152 typedef struct madprop MADPROP;
2153 typedef struct nexttoken NEXTTOKE;
2155 typedef struct op OP;
2156 typedef struct cop COP;
2157 typedef struct unop UNOP;
2158 typedef struct binop BINOP;
2159 typedef struct listop LISTOP;
2160 typedef struct logop LOGOP;
2161 typedef struct pmop PMOP;
2162 typedef struct svop SVOP;
2163 typedef struct padop PADOP;
2164 typedef struct pvop PVOP;
2165 typedef struct loop LOOP;
2167 typedef struct interpreter PerlInterpreter;
2169 /* Amdahl's <ksync.h> has struct sv */
2170 /* SGI's <sys/sema.h> has struct sv */
2171 #if defined(UTS) || defined(__sgi)
2172 # define STRUCT_SV perl_sv
2174 # define STRUCT_SV sv
2176 typedef struct STRUCT_SV SV;
2177 typedef struct av AV;
2178 typedef struct hv HV;
2179 typedef struct cv CV;
2180 typedef struct regexp REGEXP;
2181 typedef struct gp GP;
2182 typedef struct gv GV;
2183 typedef struct io IO;
2184 typedef struct context PERL_CONTEXT;
2185 typedef struct block BLOCK;
2187 typedef struct magic MAGIC;
2188 typedef struct xpv XPV;
2189 typedef struct xpviv XPVIV;
2190 typedef struct xpvuv XPVUV;
2191 typedef struct xpvnv XPVNV;
2192 typedef struct xpvmg XPVMG;
2193 typedef struct xpvlv XPVLV;
2194 typedef struct xpvav XPVAV;
2195 typedef struct xpvhv XPVHV;
2196 typedef struct xpvgv XPVGV;
2197 typedef struct xpvcv XPVCV;
2198 typedef struct xpvbm XPVBM;
2199 typedef struct xpvfm XPVFM;
2200 typedef struct xpvio XPVIO;
2201 typedef struct mgvtbl MGVTBL;
2202 typedef union any ANY;
2203 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2204 typedef struct ptr_tbl PTR_TBL_t;
2205 typedef struct clone_params CLONE_PARAMS;
2209 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2210 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2211 # define USE_64_BIT_RAWIO /* implicit */
2215 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2216 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2217 * however, because operating systems like to do that themself. */
2220 # define FSEEKSIZE LSEEKSIZE
2222 # define FSEEKSIZE LONGSIZE
2226 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2227 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2228 # define USE_64_BIT_STDIO /* implicit */
2232 #ifdef USE_64_BIT_RAWIO
2235 # define Off_t off64_t
2237 # define LSEEKSIZE 8
2239 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2240 * will trigger defines like the ones below. Some 64-bit environments,
2241 * however, do not. Therefore we have to explicitly mix and match. */
2242 # if defined(USE_OPEN64)
2243 # define open open64
2245 # if defined(USE_LSEEK64)
2246 # define lseek lseek64
2248 # if defined(USE_LLSEEK)
2249 # define lseek llseek
2252 # if defined(USE_STAT64)
2253 # define stat stat64
2255 # if defined(USE_FSTAT64)
2256 # define fstat fstat64
2258 # if defined(USE_LSTAT64)
2259 # define lstat lstat64
2261 # if defined(USE_FLOCK64)
2262 # define flock flock64
2264 # if defined(USE_LOCKF64)
2265 # define lockf lockf64
2267 # if defined(USE_FCNTL64)
2268 # define fcntl fcntl64
2270 # if defined(USE_TRUNCATE64)
2271 # define truncate truncate64
2273 # if defined(USE_FTRUNCATE64)
2274 # define ftruncate ftruncate64
2278 #ifdef USE_64_BIT_STDIO
2279 # ifdef HAS_FPOS64_T
2281 # define Fpos_t fpos64_t
2283 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2284 * will trigger defines like the ones below. Some 64-bit environments,
2285 * however, do not. */
2286 # if defined(USE_FOPEN64)
2287 # define fopen fopen64
2289 # if defined(USE_FSEEK64)
2290 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2292 # if defined(USE_FTELL64)
2293 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2295 # if defined(USE_FSETPOS64)
2296 # define fsetpos fsetpos64
2298 # if defined(USE_FGETPOS64)
2299 # define fgetpos fgetpos64
2301 # if defined(USE_TMPFILE64)
2302 # define tmpfile tmpfile64
2304 # if defined(USE_FREOPEN64)
2305 # define freopen freopen64
2309 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2310 # include "iperlsys.h"
2313 #if defined(__OPEN_VM)
2314 # include "vmesa/vmesaish.h"
2315 # define ISHISH "vmesa"
2320 # include "os2ish.h"
2322 # include "dosish.h"
2324 # define ISHISH "dos"
2328 # include "vmsish.h"
2332 # define op_getmad(arg,pegop,slot) /*EMPTY*/
2334 # define ISHISH "vms"
2338 # include "./plan9/plan9ish.h"
2339 # define ISHISH "plan9"
2343 # include "mpeix/mpeixish.h"
2344 # define ISHISH "mpeix"
2347 #if defined(__VOS__)
2349 # include "./vos/vosish.h"
2351 # include "vos/vosish.h"
2353 # define ISHISH "vos"
2357 # include "epocish.h"
2358 # define ISHISH "epoc"
2361 #ifdef __SYMBIAN32__
2362 # include "symbian/symbianish.h"
2366 # define op_getmad(arg,pegop,slot) /*EMPTY*/
2368 # define ISHISH "symbian"
2371 #if defined(MACOS_TRADITIONAL)
2372 # include "macos/macish.h"
2373 # ifndef NO_ENVIRON_ARRAY
2374 # define NO_ENVIRON_ARRAY
2376 # define ISHISH "macos classic"
2379 #if defined(__BEOS__)
2380 # include "beos/beosish.h"
2381 # define ISHISH "beos"
2385 # include "unixish.h"
2386 # define ISHISH "unix"
2389 /* NSIG logic from Configure --> */
2390 /* Strange style to avoid deeply-nested #if/#else/#endif */
2393 # define NSIG (_NSIG)
2399 # define NSIG (SIGMAX+1)
2405 # define NSIG (SIG_MAX+1)
2411 # define NSIG (_SIG_MAX+1)
2417 # define NSIG (MAXSIG+1)
2423 # define NSIG (MAX_SIG+1)
2428 # ifdef SIGARRAYSIZE
2429 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2435 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2439 /* Default to some arbitrary number that's big enough to get most
2440 of the common signals.
2445 /* <-- NSIG logic from Configure */
2447 #ifndef NO_ENVIRON_ARRAY
2448 # define USE_ENVIRON_ARRAY
2452 * initialise to avoid floating-point exceptions from overflow, etc
2454 #ifndef PERL_FPU_INIT
2455 # ifdef HAS_FPSETMASK
2456 # if HAS_FLOATINGPOINT_H
2457 # include <floatingpoint.h>
2459 # define PERL_FPU_INIT fpsetmask(0);
2461 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2462 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2463 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2464 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2466 # define PERL_FPU_INIT
2471 #ifndef PERL_FPU_PRE_EXEC
2472 # define PERL_FPU_PRE_EXEC {
2473 # define PERL_FPU_POST_EXEC }
2476 #ifndef PERL_SYS_INIT3
2477 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2480 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2481 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2486 # ifdef _POSIX_PATH_MAX
2487 # if PATH_MAX > _POSIX_PATH_MAX
2488 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2489 * included the null byte or not. Later amendments of POSIX,
2490 * XPG4, the Austin Group, and the Single UNIX Specification
2491 * all explicitly include the null byte in the PATH_MAX.
2492 * Ditto for _POSIX_PATH_MAX. */
2493 # define MAXPATHLEN PATH_MAX
2495 # define MAXPATHLEN _POSIX_PATH_MAX
2498 # define MAXPATHLEN (PATH_MAX+1)
2501 # ifdef _POSIX_PATH_MAX
2502 # define MAXPATHLEN _POSIX_PATH_MAX
2504 # define MAXPATHLEN 1024 /* Err on the large side. */
2509 /* In case Configure was not used (we are using a "canned config"
2510 * such as Win32, or a cross-compilation setup, for example) try going
2511 * by the gcc major and minor versions. One useful URL is
2512 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2513 * but contrary to this information warn_unused_result seems
2514 * not to be in gcc 3.3.5, at least. --jhi
2515 * Set these up now otherwise we get confused when some of the <*thread.h>
2516 * includes below indirectly pull in <perlio.h> (which needs to know if we
2517 * have HASATTRIBUTE_FORMAT).
2520 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2521 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2522 # define HASATTRIBUTE_FORMAT
2524 # if __GNUC__ >= 3 /* 3.0 -> */
2525 # define HASATTRIBUTE_MALLOC
2527 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2528 # define HASATTRIBUTE_NONNULL
2530 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2531 # define HASATTRIBUTE_NORETURN
2533 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2534 # define HASATTRIBUTE_PURE
2536 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2537 # define HASATTRIBUTE_UNUSED
2539 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2540 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2544 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2545 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2546 * this results in many functions being undeclared which bothers C++
2547 * May make sense to have threads after "*ish.h" anyway
2550 #if defined(USE_ITHREADS)
2552 # include <nw5thread.h>
2554 # ifdef FAKE_THREADS
2555 # include "fakethr.h"
2558 # include <win32thread.h>
2561 # include "os2thread.h"
2563 # ifdef I_MACH_CTHREADS
2564 # include <mach/cthreads.h>
2565 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2566 # define MUTEX_INIT_CALLS_MALLOC
2568 typedef cthread_t perl_os_thread;
2569 typedef mutex_t perl_mutex;
2570 typedef condition_t perl_cond;
2571 typedef void * perl_key;
2572 # else /* Posix threads */
2574 # include <pthread.h>
2576 typedef pthread_t perl_os_thread;
2577 typedef pthread_mutex_t perl_mutex;
2578 typedef pthread_cond_t perl_cond;
2579 typedef pthread_key_t perl_key;
2580 # endif /* I_MACH_CTHREADS */
2583 # endif /* FAKE_THREADS */
2584 #endif /* NETWARE */
2585 #endif /* USE_ITHREADS */
2592 # include "netware.h"
2595 #define STATUS_UNIX PL_statusvalue
2597 # define STATUS_NATIVE PL_statusvalue_vms
2599 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2600 * its contents can not be trusted. Unfortunately, Perl seems to check
2601 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2604 # include <stsdef.h>
2606 /* Presume this because if VMS changes it, it will require a new
2607 * set of APIs for waiting on children for binary compatibility.
2609 # define child_offset_bits (8)
2610 # ifndef C_FAC_POSIX
2611 # define C_FAC_POSIX 0x35A000
2614 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2615 * platform from the existing UNIX or Native status values.
2618 # define STATUS_EXIT \
2619 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2620 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2623 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2624 * exit code and shifts the UNIX value over the correct number of bits to
2625 * be a child status. Usually the number of bits is 8, but that could be
2626 * platform dependent. The NATIVE status code is presumed to have either
2627 * from a child process.
2630 /* This is complicated. The child processes return a true native VMS
2631 status which must be saved. But there is an assumption in Perl that
2632 the UNIX child status has some relationship to errno values, so
2633 Perl tries to translate it to text in some of the tests.
2634 In order to get the string translation correct, for the error, errno
2635 must be EVMSERR, but that generates a different text message
2636 than what the test programs are expecting. So an errno value must
2637 be derived from the native status value when an error occurs.
2638 That will hide the true native status message. With this version of
2639 perl, the true native child status can always be retrieved so that
2640 is not a problem. But in this case, Pl_statusvalue and errno may
2641 have different values in them.
2644 # define STATUS_NATIVE_CHILD_SET(n) \
2646 I32 evalue = (I32)n; \
2647 if (evalue == EVMSERR) { \
2648 PL_statusvalue_vms = vaxc$errno; \
2649 PL_statusvalue = evalue; \
2651 PL_statusvalue_vms = evalue; \
2652 if (evalue == -1) { \
2653 PL_statusvalue = -1; \
2654 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2656 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2657 set_vaxc_errno(evalue); \
2658 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2659 set_errno(EVMSERR); \
2660 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2661 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2665 # ifdef VMSISH_STATUS
2666 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2668 # define STATUS_CURRENT STATUS_UNIX
2671 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2672 * the NATIVE status to an equivalent value. Can not be used to translate
2673 * exit code values as exit code values are not guaranteed to have any
2674 * relationship at all to errno values.
2675 * This is used when Perl is forcing errno to have a specific value.
2677 # define STATUS_UNIX_SET(n) \
2679 I32 evalue = (I32)n; \
2680 PL_statusvalue = evalue; \
2681 if (PL_statusvalue != -1) { \
2682 if (PL_statusvalue != EVMSERR) { \
2683 PL_statusvalue &= 0xFFFF; \
2684 if (MY_POSIX_EXIT) \
2685 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2686 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2689 PL_statusvalue_vms = vaxc$errno; \
2692 else PL_statusvalue_vms = SS$_ABORT; \
2693 set_vaxc_errno(PL_statusvalue_vms); \
2696 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2697 * the NATIVE error status based on it. It does not assume that
2698 * the UNIX/POSIX exit codes have any relationship to errno, except
2699 * that 0 indicates a success. When in the default mode to comply
2700 * with the Perl VMS documentation, any other code sets the NATIVE
2701 * status to a failure code of SS$_ABORT.
2703 * In the new POSIX EXIT mode, native status will be set so that the
2704 * actual exit code will can be retrieved by the calling program or
2707 * If the exit code is not clearly a UNIX parent or child exit status,
2708 * it will be passed through as a VMS status.
2711 # define STATUS_UNIX_EXIT_SET(n) \
2713 I32 evalue = (I32)n; \
2714 PL_statusvalue = evalue; \
2715 if (evalue != -1) { \
2716 if (evalue <= 0xFF00) { \
2717 if (evalue > 0xFF) \
2718 evalue = (evalue >> child_offset_bits) & 0xFF; \
2720 PL_statusvalue_vms == SS$_NORMAL; \
2722 if (MY_POSIX_EXIT) \
2723 PL_statusvalue_vms = \
2724 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2725 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2727 PL_statusvalue_vms = SS$_ABORT; \
2728 } else { /* forgive them Perl, for they have sinned */ \
2729 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2730 else PL_statusvalue_vms = vaxc$errno; \
2731 /* And obviously used a VMS status value instead of UNIX */ \
2732 PL_statusvalue = EVMSERR; \
2735 else PL_statusvalue_vms = SS$_ABORT; \
2736 set_vaxc_errno(PL_statusvalue_vms); \
2739 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2740 * and sets the NATIVE error status based on it. This special case
2741 * is needed to maintain compatibility with past VMS behavior.
2743 * In the default mode on VMS, this number is passed through as
2744 * both the NATIVE and UNIX status. Which makes it different
2745 * that the STATUS_UNIX_EXIT_SET.
2747 * In the new POSIX EXIT mode, native status will be set so that the
2748 * actual exit code will can be retrieved by the calling program or
2753 # define STATUS_EXIT_SET(n) \
2755 I32 evalue = (I32)n; \
2756 PL_statusvalue = evalue; \
2757 if (MY_POSIX_EXIT) \
2758 PL_statusvalue_vms = \
2759 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2760 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2762 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2763 set_vaxc_errno(PL_statusvalue_vms); \
2767 /* This macro forces a success status */
2768 # define STATUS_ALL_SUCCESS \
2769 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2771 /* This macro forces a failure status */
2772 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2773 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2774 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2777 # define STATUS_NATIVE PL_statusvalue_posix
2778 # if defined(WCOREDUMP)
2779 # define STATUS_NATIVE_CHILD_SET(n) \
2781 PL_statusvalue_posix = (n); \
2782 if (PL_statusvalue_posix == -1) \
2783 PL_statusvalue = -1; \
2786 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2787 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2788 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2791 # elif defined(WIFEXITED)
2792 # define STATUS_NATIVE_CHILD_SET(n) \
2794 PL_statusvalue_posix = (n); \
2795 if (PL_statusvalue_posix == -1) \
2796 PL_statusvalue = -1; \
2799 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2800 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2804 # define STATUS_NATIVE_CHILD_SET(n) \
2806 PL_statusvalue_posix = (n); \
2807 if (PL_statusvalue_posix == -1) \
2808 PL_statusvalue = -1; \
2811 PL_statusvalue_posix & 0xFFFF; \
2815 # define STATUS_UNIX_SET(n) \
2817 PL_statusvalue = (n); \
2818 if (PL_statusvalue != -1) \
2819 PL_statusvalue &= 0xFFFF; \
2821 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2822 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2823 # define STATUS_CURRENT STATUS_UNIX
2824 # define STATUS_EXIT STATUS_UNIX
2825 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2826 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2829 /* flags in PL_exit_flags for nature of exit() */
2830 #define PERL_EXIT_EXPECTED 0x01
2831 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2833 #ifndef MEMBER_TO_FPTR
2834 # define MEMBER_TO_FPTR(name) name
2837 /* format to use for version numbers in file/directory names */
2838 /* XXX move to Configure? */
2839 #ifndef PERL_FS_VER_FMT
2840 # define PERL_FS_VER_FMT "%d.%d.%d"
2843 /* This defines a way to flush all output buffers. This may be a
2844 * performance issue, so we allow people to disable it. Also, if
2845 * we are using stdio, there are broken implementations of fflush(NULL)
2846 * out there, Solaris being the most prominent.
2848 #ifndef PERL_FLUSHALL_FOR_CHILD
2849 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2850 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2853 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2855 # define PERL_FLUSHALL_FOR_CHILD NOOP
2860 #ifndef PERL_WAIT_FOR_CHILDREN
2861 # define PERL_WAIT_FOR_CHILDREN NOOP
2864 /* the traditional thread-unsafe notion of "current interpreter". */
2865 #ifndef PERL_SET_INTERP
2866 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2869 #ifndef PERL_GET_INTERP
2870 # define PERL_GET_INTERP (PL_curinterp)
2873 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2874 # ifdef MULTIPLICITY
2875 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2877 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2881 This replaces the previous %_ "hack" by the "%p" hacks.
2882 All that is required is that the perl source does not
2883 use "%-p" or "%-<number>p" or "%<number>p" formats.
2884 These formats will still work in perl code.
2885 See comments in sv.c for futher details.
2887 -DvdNUMBER=<number> can be used to redefine VDf
2889 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2890 which works properly but gives compiler warnings
2892 Robin Barker 2005-07-14
2896 # define SVf_(n) "-" STRINGIFY(n) "p"
2904 # define SVf32 SVf_(32)
2908 # define SVf256 SVf_(256)
2917 # define VDf STRINGIFY(vdNUMBER) "p"
2927 #ifdef HASATTRIBUTE_FORMAT
2928 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2930 #ifdef HASATTRIBUTE_MALLOC
2931 # define __attribute__malloc__ __attribute__((__malloc__))
2933 #ifdef HASATTRIBUTE_NONNULL
2934 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2936 #ifdef HASATTRIBUTE_NORETURN
2937 # define __attribute__noreturn__ __attribute__((noreturn))
2939 #ifdef HASATTRIBUTE_PURE
2940 # define __attribute__pure__ __attribute__((pure))
2942 #ifdef HASATTRIBUTE_UNUSED
2943 # define __attribute__unused__ __attribute__((unused))
2945 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2946 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2949 /* If we haven't defined the attributes yet, define them to blank. */
2950 #ifndef __attribute__format__
2951 # define __attribute__format__(x,y,z)
2953 #ifndef __attribute__malloc__
2954 # define __attribute__malloc__
2956 #ifndef __attribute__nonnull__
2957 # define __attribute__nonnull__(a)
2959 #ifndef __attribute__noreturn__
2960 # define __attribute__noreturn__
2962 #ifndef __attribute__pure__
2963 # define __attribute__pure__
2965 #ifndef __attribute__unused__
2966 # define __attribute__unused__
2968 #ifndef __attribute__warn_unused_result__
2969 # define __attribute__warn_unused_result__
2972 /* For functions that are marked as __attribute__noreturn__, it's not
2973 appropriate to call return. In either case, include the lint directive.
2975 #ifdef HASATTRIBUTE_NORETURN
2976 # define NORETURN_FUNCTION_END /* NOTREACHED */
2978 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
2981 #ifdef HAS_BUILTIN_EXPECT
2982 # define EXPECT(expr,val) __builtin_expect(expr,val)
2984 # define EXPECT(expr,val) (expr)
2986 #define LIKELY(cond) EXPECT(cond,1)
2987 #define UNLIKELY(cond) EXPECT(cond,0)
2988 #ifdef HAS_BUILTIN_CHOOSE_EXPR
2992 /* Some unistd.h's give a prototype for pause() even though
2993 HAS_PAUSE ends up undefined. This causes the #define
2994 below to be rejected by the compiler. Sigh.
2999 #define Pause() sleep((32767<<16)+32767)
3003 # ifdef IOCPARM_MASK
3004 /* on BSDish systems we're safe */
3005 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3007 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3008 /* on Linux systems we're safe; except when we're not [perl #38223] */
3009 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3011 /* otherwise guess at what's safe */
3012 # define IOCPARM_LEN(x) 256
3017 #if defined(__CYGWIN__)
3019 * This symbol, if defined, indicates that the program should
3020 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3021 * that a file is in "binary" mode -- that is, that no translation
3022 * of bytes occurs on read or write operations.
3024 # define USEMYBINMODE /**/
3025 # include <io.h> /* for setmode() prototype */
3026 # define my_binmode(fp, iotype, mode) \
3027 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3031 void init_os_extras(void);
3034 #ifdef UNION_ANY_DEFINITION
3035 UNION_ANY_DEFINITION;
3043 void (*any_dptr) (void*);
3044 void (*any_dxptr) (pTHX_ void*);
3048 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3050 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3051 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3052 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3054 #if defined(_AIX) && !defined(_AIX43)
3055 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3056 /* We cannot include <crypt.h> to get the struct crypt_data
3057 * because of setkey prototype problems when threading */
3058 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3059 /* From OSF, Not needed in AIX
3067 #endif /* threading */
3070 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3071 # include "iperlsys.h"
3074 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3075 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3076 * defined by Configure, despite their names being similar to the
3077 * other defines like USE_ITHREADS. Configure in fact knows nothing
3078 * about the randomised hashes. Therefore to enable/disable the hash
3079 * randomisation defines use the Configure -Accflags=... instead. */
3080 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3081 # define USE_HASH_SEED
3084 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3085 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3086 * it's not really needed.
3089 # define YYTOKENTYPE
3095 YYSTYPE next_val; /* value of next token, if any */
3096 I32 next_type; /* type of next token */
3097 MADPROP *next_mad; /* everything else about that token */
3108 #include "opnames.h"
3115 #include "warnings.h"
3118 /* Current curly descriptor */
3119 typedef struct curcur CURCUR;
3121 int parenfloor; /* how far back to strip paren data */
3122 int cur; /* how many instances of scan we've matched */
3123 int min; /* the minimal number of scans to match */
3124 int max; /* the maximal number of scans to match */
3125 int minmod; /* whether to work our way up or down */
3126 regnode * scan; /* the thing to match */
3127 regnode * next; /* what has to match after it */
3128 char * lastloc; /* where we started matching this scan */
3129 CURCUR * oldcc; /* current curly before we started this one */
3132 typedef struct _sublex_info SUBLEXINFO;
3133 struct _sublex_info {
3134 I32 super_state; /* lexer state to save */
3135 I32 sub_inwhat; /* "lex_inwhat" to use */
3136 OP *sub_op; /* "lex_op" to use */
3137 char *super_bufptr; /* PL_bufptr that was */
3138 char *super_bufend; /* PL_bufend that was */
3141 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3143 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3144 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3146 typedef I32 CHECKPOINT;
3148 /* Keep next first in this structure, because sv_free_arenas take
3149 advantage of this to share code between the pte arenas and the SV
3151 struct ptr_tbl_ent {
3152 struct ptr_tbl_ent* next;
3158 struct ptr_tbl_ent** tbl_ary;
3163 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3167 #if defined(htonl) && !defined(HAS_HTONL)
3170 #if defined(htons) && !defined(HAS_HTONS)
3173 #if defined(ntohl) && !defined(HAS_NTOHL)
3176 #if defined(ntohs) && !defined(HAS_NTOHS)
3180 #if (BYTEORDER & 0xffff) != 0x4321
3186 #define htons my_swap
3187 #define htonl my_htonl
3188 #define ntohs my_swap
3189 #define ntohl my_ntohl
3192 #if (BYTEORDER & 0xffff) == 0x4321
3201 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3204 #if BYTEORDER != 0x1234
3209 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3210 # define vtohl(x) ((((x)&0xFF)<<24) \
3212 +(((x)&0x0000FF00)<<8) \
3213 +(((x)&0x00FF0000)>>8) )
3214 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3215 # define htovl(x) vtohl(x)
3216 # define htovs(x) vtohs(x)
3218 /* otherwise default to functions in util.c */
3220 short htovs(short n);
3221 short vtohs(short n);
3227 /* *MAX Plus 1. A floating point value.
3228 Hopefully expressed in a way that dodgy floating point can't mess up.
3229 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3231 May find that some broken compiler will want the value cast to I32.
3232 [after the shift, as signed >> may not be as secure as unsigned >>]
3234 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3235 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3236 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3237 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3238 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3240 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3242 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3243 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3244 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3246 /* This may look like unnecessary jumping through hoops, but converting
3247 out of range floating point values to integers *is* undefined behaviour,
3248 and it is starting to bite.
3251 #define I_32(what) (cast_i32((NV)(what)))
3252 #define U_32(what) (cast_ulong((NV)(what)))
3253 #define I_V(what) (cast_iv((NV)(what)))
3254 #define U_V(what) (cast_uv((NV)(what)))
3256 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3257 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3258 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3259 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3260 : ((n) < U32_MAX_P1 ? (U32) (n) \
3261 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3262 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3263 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3264 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3265 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3266 : ((n) < UV_MAX_P1 ? (UV) (n) \
3267 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3270 #define U_S(what) ((U16)U_32(what))
3271 #define U_I(what) ((unsigned int)U_32(what))
3272 #define U_L(what) U_32(what)
3274 /* These do not care about the fractional part, only about the range. */
3275 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3276 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3278 /* Used with UV/IV arguments: */
3279 /* XXXX: need to speed it up */
3280 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3281 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3288 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3289 Uid_t getuid (void);
3290 Uid_t geteuid (void);
3291 Gid_t getgid (void);
3292 Gid_t getegid (void);
3296 #ifndef Perl_debug_log
3297 # define Perl_debug_log PerlIO_stderr()
3300 #ifndef Perl_error_log
3301 # define Perl_error_log (PL_stderrgv \
3302 && isGV(PL_stderrgv) \
3303 && GvIOp(PL_stderrgv) \
3304 && IoOFP(GvIOp(PL_stderrgv)) \
3305 ? IoOFP(GvIOp(PL_stderrgv)) \
3310 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3311 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3312 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3313 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3314 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3315 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3316 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3317 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3318 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3319 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3320 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3321 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3323 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3324 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3325 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3326 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3327 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3328 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3329 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3330 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3331 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3332 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3333 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3334 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3336 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3337 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3338 that something was done? */
3340 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3341 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3342 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3343 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3344 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3345 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3346 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3347 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3348 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3349 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3350 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3351 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3352 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3353 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3354 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3355 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3356 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3357 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3358 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3359 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3360 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3361 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3362 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3363 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3367 # define DEBUG_p_TEST DEBUG_p_TEST_
3368 # define DEBUG_s_TEST DEBUG_s_TEST_
3369 # define DEBUG_l_TEST DEBUG_l_TEST_
3370 # define DEBUG_t_TEST DEBUG_t_TEST_
3371 # define DEBUG_o_TEST DEBUG_o_TEST_
3372 # define DEBUG_c_TEST DEBUG_c_TEST_
3373 # define DEBUG_P_TEST DEBUG_P_TEST_
3374 # define DEBUG_m_TEST DEBUG_m_TEST_
3375 # define DEBUG_f_TEST DEBUG_f_TEST_
3376 # define DEBUG_r_TEST DEBUG_r_TEST_
3377 # define DEBUG_x_TEST DEBUG_x_TEST_
3378 # define DEBUG_u_TEST DEBUG_u_TEST_
3379 # define DEBUG_H_TEST DEBUG_H_TEST_
3380 # define DEBUG_X_TEST DEBUG_X_TEST_
3381 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3382 # define DEBUG_D_TEST DEBUG_D_TEST_
3383 # define DEBUG_S_TEST DEBUG_S_TEST_
3384 # define DEBUG_T_TEST DEBUG_T_TEST_
3385 # define DEBUG_R_TEST DEBUG_R_TEST_
3386 # define DEBUG_J_TEST DEBUG_J_TEST_
3387 # define DEBUG_v_TEST DEBUG_v_TEST_
3388 # define DEBUG_C_TEST DEBUG_C_TEST_
3389 # define DEBUG_A_TEST DEBUG_A_TEST_
3390 # define DEBUG_q_TEST DEBUG_q_TEST_
3392 # define PERL_DEB(a) a
3393 # define PERL_DEBUG(a) if (PL_debug) a
3394 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3395 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3396 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3397 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3398 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3399 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3400 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3402 /* Temporarily turn off memory debugging in case the a
3403 * does memory allocation, either directly or indirectly. */
3404 # define DEBUG_m(a) \
3406 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3409 # define DEBUG__(t, a) \
3411 if (t) STMT_START {a;} STMT_END; \
3414 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3415 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3416 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3417 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3418 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3419 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3420 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3421 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3425 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3426 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3427 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3428 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3429 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3430 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3432 #else /* DEBUGGING */
3434 # define DEBUG_p_TEST (0)
3435 # define DEBUG_s_TEST (0)
3436 # define DEBUG_l_TEST (0)
3437 # define DEBUG_t_TEST (0)
3438 # define DEBUG_o_TEST (0)
3439 # define DEBUG_c_TEST (0)
3440 # define DEBUG_P_TEST (0)
3441 # define DEBUG_m_TEST (0)
3442 # define DEBUG_f_TEST (0)
3443 # define DEBUG_r_TEST (0)
3444 # define DEBUG_x_TEST (0)
3445 # define DEBUG_u_TEST (0)
3446 # define DEBUG_H_TEST (0)
3447 # define DEBUG_X_TEST (0)
3448 # define DEBUG_Xv_TEST (0)
3449 # define DEBUG_D_TEST (0)
3450 # define DEBUG_S_TEST (0)
3451 # define DEBUG_T_TEST (0)
3452 # define DEBUG_R_TEST (0)
3453 # define DEBUG_J_TEST (0)
3454 # define DEBUG_v_TEST (0)
3455 # define DEBUG_C_TEST (0)
3456 # define DEBUG_A_TEST (0)
3457 # define DEBUG_q_TEST (0)
3459 # define PERL_DEB(a)
3460 # define PERL_DEBUG(a)
3475 # define DEBUG_Xv(a)
3484 #endif /* DEBUGGING */
3487 #define DEBUG_SCOPE(where) \
3488 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3489 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3494 /* These constants should be used in preference to raw characters
3495 * when using magic. Note that some perl guts still assume
3496 * certain character properties of these constants, namely that
3497 * isUPPER() and toLOWER() may do useful mappings.
3499 * Update the magic_names table in dump.c when adding/amending these
3502 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3503 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3504 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3505 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3506 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3507 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3509 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3510 #define PERL_MAGIC_env 'E' /* %ENV hash */
3511 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3512 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3513 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3514 #define PERL_MAGIC_hints 'H' /* %^H hash */
3515 #define PERL_MAGIC_hintselem 'h' /* %^H hash element */
3516 #define PERL_MAGIC_isa 'I' /* @ISA array */
3517 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3518 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3519 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3520 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3521 #define PERL_MAGIC_mutex 'm' /* for lock op */
3522 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3523 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3524 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3525 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3526 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3527 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3528 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3529 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3530 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3531 #define PERL_MAGIC_taint 't' /* Taintedness */
3532 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3533 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3534 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3535 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3536 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3537 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3538 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3539 smart parameter vivification */
3540 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3541 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3542 #define PERL_MAGIC_backref '<' /* for weak ref data */
3543 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3544 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3545 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3546 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3549 #ifndef assert /* <assert.h> might have been included somehow */
3550 #define assert(what) PERL_DEB( \
3551 ((what) ? ((void) 0) : \
3552 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3553 "\", line %d", STRINGIFY(what), __LINE__), \
3558 I32 (*uf_val)(pTHX_ IV, SV*);
3559 I32 (*uf_set)(pTHX_ IV, SV*);
3563 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3564 * XS code wanting to be backward compatible can do something
3565 * like the following:
3567 #ifndef PERL_MG_UFUNC
3568 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3571 static PERL_MG_UFUNC(foo_get, index, val)
3581 #ifndef PERL_MG_UFUNC
3582 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3585 /* Fix these up for __STDC__ */
3586 #ifndef DONT_DECLARE_STD
3587 char *mktemp (char*);
3589 double atof (const char*);
3594 /* All of these are in stdlib.h or time.h for ANSI C */
3596 struct tm *gmtime(), *localtime();
3597 #if defined(OEMVS) || defined(__OPEN_VM)
3598 char *(strchr)(), *(strrchr)();
3599 char *(strcpy)(), *(strcat)();
3601 char *strchr(), *strrchr();
3602 char *strcpy(), *strcat();
3604 #endif /* ! STANDARD_C */
3611 double exp (double);
3612 double log (double);
3613 double log10 (double);
3614 double sqrt (double);
3615 double frexp (double,int*);
3616 double ldexp (double,int);
3617 double modf (double,double*);
3618 double sin (double);
3619 double cos (double);
3620 double atan2 (double,double);
3621 double pow (double,double);
3625 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3626 # define NV_INF LDBL_INFINITY
3628 #if !defined(NV_INF) && defined(DBL_INFINITY)
3629 # define NV_INF (NV)DBL_INFINITY
3631 #if !defined(NV_INF) && defined(INFINITY)
3632 # define NV_INF (NV)INFINITY
3634 #if !defined(NV_INF) && defined(INF)
3635 # define NV_INF (NV)INF
3637 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3638 # define NV_INF (NV)HUGE_VALL
3640 #if !defined(NV_INF) && defined(HUGE_VAL)
3641 # define NV_INF (NV)HUGE_VAL
3644 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3645 # if !defined(NV_NAN) && defined(LDBL_NAN)
3646 # define NV_NAN LDBL_NAN
3648 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3649 # define NV_NAN LDBL_QNAN
3651 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3652 # define NV_NAN LDBL_SNAN
3655 #if !defined(NV_NAN) && defined(DBL_NAN)
3656 # define NV_NAN (NV)DBL_NAN
3658 #if !defined(NV_NAN) && defined(DBL_QNAN)
3659 # define NV_NAN (NV)DBL_QNAN
3661 #if !defined(NV_NAN) && defined(DBL_SNAN)
3662 # define NV_NAN (NV)DBL_SNAN
3664 #if !defined(NV_NAN) && defined(QNAN)
3665 # define NV_NAN (NV)QNAN
3667 #if !defined(NV_NAN) && defined(SNAN)
3668 # define NV_NAN (NV)SNAN
3670 #if !defined(NV_NAN) && defined(NAN)
3671 # define NV_NAN (NV)NAN
3675 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3676 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3678 # if !defined(WIN32) && !defined(VMS)
3680 char *crypt (const char*, const char*);
3682 # endif /* !WIN32 */
3683 # endif /* !NeXT && !__NeXT__ */
3684 # ifndef DONT_DECLARE_STD
3686 char *getenv (const char*);
3687 # endif /* !getenv */
3688 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3689 # ifdef _FILE_OFFSET_BITS
3690 # if _FILE_OFFSET_BITS == 64
3691 Off_t lseek (int,Off_t,int);
3695 # endif /* !DONT_DECLARE_STD */
3697 char *getlogin (void);
3699 #endif /* !__cplusplus */
3701 /* Fixme on VMS. This needs to be a run-time, not build time options */
3702 /* Also rename() is affected by this */
3703 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3704 #define UNLINK unlnk
3705 I32 unlnk (pTHX_ const char*);
3707 #define UNLINK PerlLIO_unlink
3710 /* some versions of glibc are missing the setresuid() proto */
3711 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3712 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3714 /* some versions of glibc are missing the setresgid() proto */
3715 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3716 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3719 #ifndef HAS_SETREUID
3720 # ifdef HAS_SETRESUID
3721 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3722 # define HAS_SETREUID
3725 #ifndef HAS_SETREGID
3726 # ifdef HAS_SETRESGID
3727 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3728 # define HAS_SETREGID
3732 /* Sighandler_t defined in iperlsys.h */
3734 #ifdef HAS_SIGACTION
3735 typedef struct sigaction Sigsave_t;
3737 typedef Sighandler_t Sigsave_t;
3748 # define RUNOPS_DEFAULT Perl_runops_debug
3750 # define RUNOPS_DEFAULT Perl_runops_standard
3754 # ifdef MUTEX_INIT_CALLS_MALLOC
3755 # define MALLOC_INIT \
3757 PL_malloc_mutex = NULL; \
3758 MUTEX_INIT(&PL_malloc_mutex); \
3760 # define MALLOC_TERM \
3762 perl_mutex tmp = PL_malloc_mutex; \
3763 PL_malloc_mutex = NULL; \
3764 MUTEX_DESTROY(&tmp); \
3767 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3768 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3771 # define MALLOC_INIT
3772 # define MALLOC_TERM
3775 #if defined(PERL_IMPLICIT_CONTEXT)
3777 struct perl_memory_debug_header;
3778 struct perl_memory_debug_header {
3783 struct perl_memory_debug_header *prev;
3784 struct perl_memory_debug_header *next;
3787 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3788 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3789 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3793 #ifdef PERL_TRACK_MEMPOOL
3794 # define INIT_TRACK_MEMPOOL(header, interp) \
3796 (header).interpreter = (interp); \
3797 (header).prev = (header).next = &(header); \
3800 # define INIT_TRACK_MEMPOOL(header, interp)
3804 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3805 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3806 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3807 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3809 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3810 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3812 /* NeXT has problems with crt0.o globals */
3813 #if defined(__DYNAMIC__) && \
3814 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3815 # if defined(NeXT) || defined(__NeXT)
3816 # include <mach-o/dyld.h>
3817 # define environ (*environ_pointer)
3818 EXT char *** environ_pointer;
3820 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3821 # include <crt_externs.h> /* for the env array */
3822 # define environ (*_NSGetEnviron())
3826 /* VMS and some other platforms don't use the environ array */
3827 # ifdef USE_ENVIRON_ARRAY
3828 # if !defined(DONT_DECLARE_STD) || \
3829 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3832 extern char ** environ; /* environment variables supplied via exec */
3839 /* handy constants */
3840 EXTCONST char PL_warn_uninit[]
3841 INIT("Use of uninitialized value%s%s%s");
3842 EXTCONST char PL_warn_nosemi[]
3843 INIT("Semicolon seems to be missing");
3844 EXTCONST char PL_warn_reserved[]
3845 INIT("Unquoted string \"%s\" may clash with future reserved word");
3846 EXTCONST char PL_warn_nl[]
3847 INIT("Unsuccessful %s on filename containing newline");
3848 EXTCONST char PL_no_wrongref[]
3849 INIT("Can't use %s ref as %s ref");
3850 EXTCONST char PL_no_symref[]
3851 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3852 EXTCONST char PL_no_symref_sv[]
3853 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3854 EXTCONST char PL_no_usym[]
3855 INIT("Can't use an undefined value as %s reference");
3856 EXTCONST char PL_no_aelem[]
3857 INIT("Modification of non-creatable array value attempted, subscript %d");
3858 EXTCONST char PL_no_helem_sv[]
3859 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3860 EXTCONST char PL_no_modify[]
3861 INIT("Modification of a read-only value attempted");
3862 EXTCONST char PL_no_mem[]
3863 INIT("Out of memory!\n");
3864 EXTCONST char PL_no_security[]
3865 INIT("Insecure dependency in %s%s");
3866 EXTCONST char PL_no_sock_func[]
3867 INIT("Unsupported socket function \"%s\" called");
3868 EXTCONST char PL_no_dir_func[]
3869 INIT("Unsupported directory function \"%s\" called");
3870 EXTCONST char PL_no_func[]
3871 INIT("The %s function is unimplemented");
3872 EXTCONST char PL_no_myglob[]
3873 INIT("\"my\" variable %s can't be in a package");
3874 EXTCONST char PL_no_localize_ref[]
3875 INIT("Can't localize through a reference");
3876 EXTCONST char PL_memory_wrap[]
3877 INIT("panic: memory wrap");
3879 EXTCONST char PL_uuemap[65]
3880 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3884 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3885 EXTCONST int PL_sig_num[] = { SIG_NUM };
3887 EXTCONST char* const PL_sig_name[];
3888 EXTCONST int PL_sig_num[];
3891 /* fast conversion and case folding tables */
3895 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3896 0, 1, 2, 3, 4, 5, 6, 7,
3897 8, 9, 10, 11, 12, 13, 14, 15,
3898 16, 17, 18, 19, 20, 21, 22, 23,
3899 24, 25, 26, 27, 28, 29, 30, 31,
3900 32, 33, 34, 35, 36, 37, 38, 39,
3901 40, 41, 42, 43, 44, 45, 46, 47,
3902 48, 49, 50, 51, 52, 53, 54, 55,
3903 56, 57, 58, 59, 60, 61, 62, 63,
3904 64, 65, 66, 67, 68, 69, 70, 71,
3905 72, 73, 74, 75, 76, 77, 78, 79,
3906 80, 81, 82, 83, 84, 85, 86, 87,
3907 88, 89, 90, 91, 92, 93, 94, 95,
3908 96, 97, 98, 99, 100, 101, 102, 103,
3909 104, 105, 106, 107, 108, 109, 110, 111,
3910 112, 113, 114, 115, 116, 117, 118, 119,
3911 120, 121, 122, 123, 124, 125, 126, 127,
3912 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3913 'H', 'I', 138, 139, 140, 141, 142, 143,
3914 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3915 'Q', 'R', 154, 155, 156, 157, 158, 159,
3916 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3917 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3918 176, 177, 178, 179, 180, 181, 182, 183,
3919 184, 185, 186, 187, 188, 189, 190, 191,
3920 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3921 'h', 'i', 202, 203, 204, 205, 206, 207,
3922 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3923 'q', 'r', 218, 219, 220, 221, 222, 223,
3924 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3925 'y', 'z', 234, 235, 236, 237, 238, 239,
3926 240, 241, 242, 243, 244, 245, 246, 247,
3927 248, 249, 250, 251, 252, 253, 254, 255
3929 #else /* ascii rather than ebcdic */
3930 EXTCONST unsigned char PL_fold[] = {
3931 0, 1, 2, 3, 4, 5, 6, 7,
3932 8, 9, 10, 11, 12, 13, 14, 15,
3933 16, 17, 18, 19, 20, 21, 22, 23,
3934 24, 25, 26, 27, 28, 29, 30, 31,
3935 32, 33, 34, 35, 36, 37, 38, 39,
3936 40, 41, 42, 43, 44, 45, 46, 47,
3937 48, 49, 50, 51, 52, 53, 54, 55,
3938 56, 57, 58, 59, 60, 61, 62, 63,
3939 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3940 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3941 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3942 'x', 'y', 'z', 91, 92, 93, 94, 95,
3943 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3944 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3945 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3946 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3947 128, 129, 130, 131, 132, 133, 134, 135,
3948 136, 137, 138, 139, 140, 141, 142, 143,
3949 144, 145, 146, 147, 148, 149, 150, 151,
3950 152, 153, 154, 155, 156, 157, 158, 159,
3951 160, 161, 162, 163, 164, 165, 166, 167,
3952 168, 169, 170, 171, 172, 173, 174, 175,
3953 176, 177, 178, 179, 180, 181, 182, 183,
3954 184, 185, 186, 187, 188, 189, 190, 191,
3955 192, 193, 194, 195, 196, 197, 198, 199,
3956 200, 201, 202, 203, 204, 205, 206, 207,
3957 208, 209, 210, 211, 212, 213, 214, 215,
3958 216, 217, 218, 219, 220, 221, 222, 223,
3959 224, 225, 226, 227, 228, 229, 230, 231,
3960 232, 233, 234, 235, 236, 237, 238, 239,
3961 240, 241, 242, 243, 244, 245, 246, 247,
3962 248, 249, 250, 251, 252, 253, 254, 255
3964 #endif /* !EBCDIC */
3966 EXTCONST unsigned char PL_fold[];
3969 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3971 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3972 0, 1, 2, 3, 4, 5, 6, 7,
3973 8, 9, 10, 11, 12, 13, 14, 15,
3974 16, 17, 18, 19, 20, 21, 22, 23,
3975 24, 25, 26, 27, 28, 29, 30, 31,
3976 32, 33, 34, 35, 36, 37, 38, 39,
3977 40, 41, 42, 43, 44, 45, 46, 47,
3978 48, 49, 50, 51, 52, 53, 54, 55,
3979 56, 57, 58, 59, 60, 61, 62, 63,
3980 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3981 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3982 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3983 'x', 'y', 'z', 91, 92, 93, 94, 95,
3984 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3985 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3986 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3987 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3988 128, 129, 130, 131, 132, 133, 134, 135,
3989 136, 137, 138, 139, 140, 141, 142, 143,
3990 144, 145, 146, 147, 148, 149, 150, 151,
3991 152, 153, 154, 155, 156, 157, 158, 159,
3992 160, 161, 162, 163, 164, 165, 166, 167,
3993 168, 169, 170, 171, 172, 173, 174, 175,
3994 176, 177, 178, 179, 180, 181, 182, 183,
3995 184, 185, 186, 187, 188, 189, 190, 191,
3996 192, 193, 194, 195, 196, 197, 198, 199,
3997 200, 201, 202, 203, 204, 205, 206, 207,
3998 208, 209, 210, 211, 212, 213, 214, 215,
3999 216, 217, 218, 219, 220, 221, 222, 223,
4000 224, 225, 226, 227, 228, 229, 230, 231,
4001 232, 233, 234, 235, 236, 237, 238, 239,
4002 240, 241, 242, 243, 244, 245, 246, 247,
4003 248, 249, 250, 251, 252, 253, 254, 255
4006 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4008 #endif /* !PERL_GLOBAL_STRUCT */
4012 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4013 1, 2, 84, 151, 154, 155, 156, 157,
4014 165, 246, 250, 3, 158, 7, 18, 29,
4015 40, 51, 62, 73, 85, 96, 107, 118,
4016 129, 140, 147, 148, 149, 150, 152, 153,
4017 255, 6, 8, 9, 10, 11, 12, 13,
4018 14, 15, 24, 25, 26, 27, 28, 226,
4019 29, 30, 31, 32, 33, 43, 44, 45,
4020 46, 47, 48, 49, 50, 76, 77, 78,
4021 79, 80, 81, 82, 83, 84, 85, 86,
4022 87, 94, 95, 234, 181, 233, 187, 190,
4023 180, 96, 97, 98, 99, 100, 101, 102,
4024 104, 112, 182, 174, 236, 232, 229, 103,
4025 228, 226, 114, 115, 116, 117, 118, 119,
4026 120, 121, 122, 235, 176, 230, 194, 162,
4027 130, 131, 132, 133, 134, 135, 136, 137,
4028 138, 139, 201, 205, 163, 217, 220, 224,
4029 5, 248, 227, 244, 242, 255, 241, 231,
4030 240, 253, 16, 197, 19, 20, 21, 187,
4031 23, 169, 210, 245, 237, 249, 247, 239,
4032 168, 252, 34, 196, 36, 37, 38, 39,
4033 41, 42, 251, 254, 238, 223, 221, 213,
4034 225, 177, 52, 53, 54, 55, 56, 57,
4035 58, 59, 60, 61, 63, 64, 65, 66,
4036 67, 68, 69, 70, 71, 72, 74, 75,
4037 205, 208, 186, 202, 200, 218, 198, 179,
4038 178, 214, 88, 89, 90, 91, 92, 93,
4039 217, 166, 170, 207, 199, 209, 206, 204,
4040 160, 212, 105, 106, 108, 109, 110, 111,
4041 203, 113, 216, 215, 192, 175, 193, 243,
4042 172, 161, 123, 124, 125, 126, 127, 128,
4043 222, 219, 211, 195, 188, 193, 185, 184,
4044 191, 183, 141, 142, 143, 144, 145, 146
4046 #else /* ascii rather than ebcdic */
4047 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4048 1, 2, 84, 151, 154, 155, 156, 157,
4049 165, 246, 250, 3, 158, 7, 18, 29,
4050 40, 51, 62, 73, 85, 96, 107, 118,
4051 129, 140, 147, 148, 149, 150, 152, 153,
4052 255, 182, 224, 205, 174, 176, 180, 217,
4053 233, 232, 236, 187, 235, 228, 234, 226,
4054 222, 219, 211, 195, 188, 193, 185, 184,
4055 191, 183, 201, 229, 181, 220, 194, 162,
4056 163, 208, 186, 202, 200, 218, 198, 179,
4057 178, 214, 166, 170, 207, 199, 209, 206,
4058 204, 160, 212, 216, 215, 192, 175, 173,
4059 243, 172, 161, 190, 203, 189, 164, 230,
4060 167, 248, 227, 244, 242, 255, 241, 231,
4061 240, 253, 169, 210, 245, 237, 249, 247,
4062 239, 168, 252, 251, 254, 238, 223, 221,
4063 213, 225, 177, 197, 171, 196, 159, 4,
4064 5, 6, 8, 9, 10, 11, 12, 13,
4065 14, 15, 16, 17, 19, 20, 21, 22,
4066 23, 24, 25, 26, 27, 28, 30, 31,
4067 32, 33, 34, 35, 36, 37, 38, 39,
4068 41, 42, 43, 44, 45, 46, 47, 48,
4069 49, 50, 52, 53, 54, 55, 56, 57,
4070 58, 59, 60, 61, 63, 64, 65, 66,
4071 67, 68, 69, 70, 71, 72, 74, 75,
4072 76, 77, 78, 79, 80, 81, 82, 83,
4073 86, 87, 88, 89, 90, 91, 92, 93,
4074 94, 95, 97, 98, 99, 100, 101, 102,
4075 103, 104, 105, 106, 108, 109, 110, 111,
4076 112, 113, 114, 115, 116, 117, 119, 120,
4077 121, 122, 123, 124, 125, 126, 127, 128,
4078 130, 131, 132, 133, 134, 135, 136, 137,
4079 138, 139, 141, 142, 143, 144, 145, 146
4083 EXTCONST unsigned char PL_freq[];
4088 EXTCONST char* const PL_block_type[] = {
4100 EXTCONST char* PL_block_type[];
4106 /*****************************************************************************/
4107 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4108 /*****************************************************************************/
4109 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4112 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4121 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4132 XTERMORDORDOR /* evil hack */
4133 /* update exp_name[] in toke.c if adding to this enum */
4136 enum { /* pass one of these to get_vtbl */
4162 want_vtbl_amagicelem,
4172 /* Note: the lowest 8 bits are reserved for
4173 stuffing into op->op_private */
4174 #define HINT_PRIVATE_MASK 0x000000ff
4175 #define HINT_INTEGER 0x00000001 /* integer pragma */
4176 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4177 #define HINT_LOCALE 0x00000004 /* locale pragma */
4178 #define HINT_BYTES 0x00000008 /* bytes pragma */
4179 /* #define HINT_notused10 0x00000010 */
4180 /* Note: 20,40,80 used for NATIVE_HINTS */
4181 /* currently defined by vms/vmsish.h */
4183 #define HINT_BLOCK_SCOPE 0x00000100
4184 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4185 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4187 /* The HINT_NEW_* constants are used by the overload pragma */
4188 #define HINT_NEW_INTEGER 0x00001000
4189 #define HINT_NEW_FLOAT 0x00002000
4190 #define HINT_NEW_BINARY 0x00004000
4191 #define HINT_NEW_STRING 0x00008000
4192 #define HINT_NEW_RE 0x00010000
4193 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4195 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4196 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4198 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4199 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4201 /* assertions pragma */
4202 #define HINT_ASSERTING 0x01000000
4203 #define HINT_ASSERTIONSSEEN 0x02000000
4205 /* The following are stored in $^H{sort}, not in PL_hints */
4206 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4207 #define HINT_SORT_QUICKSORT 0x00000001
4208 #define HINT_SORT_MERGESORT 0x00000002
4209 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4211 /* Various states of the input record separator SV (rs) */
4212 #define RsSNARF(sv) (! SvOK(sv))
4213 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4214 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4215 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4217 /* A struct for keeping various DEBUGGING related stuff,
4218 * neatly packed. Currently only scratch variables for
4219 * constructing debug output are included. Needed always,
4220 * not just when DEBUGGING, though, because of the re extension. c*/
4221 struct perl_debug_pad {
4225 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4226 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4227 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4230 /* Enable variables which are pointers to functions */
4231 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4232 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4233 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4234 char* strend, char* strbeg, I32 minend,
4235 SV* screamer, void* data, U32 flags);
4236 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4237 char *strpos, char *strend,
4239 struct re_scream_pos_data_s *d);
4240 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4241 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4243 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4244 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4245 typedef void (*SVFUNC_t) (pTHX_ SV*);
4246 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4247 typedef void (*XSINIT_t) (pTHX);
4248 typedef void (*ATEXIT_t) (pTHX_ void*);
4249 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4251 /* Set up PERLVAR macros for populating structs */
4252 #define PERLVAR(var,type) type var;
4253 #define PERLVARA(var,n,type) type var[n];
4254 #define PERLVARI(var,type,init) type var;
4255 #define PERLVARIC(var,type,init) type var;
4256 #define PERLVARISC(var,init) const char var[sizeof(init)];
4258 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4259 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4261 /* Interpreter exitlist entry */
4262 typedef struct exitlistentry {
4263 void (*fn) (pTHX_ void*);
4265 } PerlExitListEntry;
4267 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4268 /* These have to be before perlvars.h */
4269 #if !defined(HAS_SIGACTION) && defined(VMS)
4270 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4272 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4273 #if defined(KILL_BY_SIGPRC)
4274 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4277 #ifdef PERL_GLOBAL_STRUCT
4279 # include "perlvars.h"
4283 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4284 EXT struct perl_vars PL_Vars;
4285 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4286 # undef PERL_GET_VARS
4287 # define PERL_GET_VARS() PL_VarsPtr
4288 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4289 # else /* PERL_CORE */
4290 # if !defined(__GNUC__) || !defined(WIN32)
4293 struct perl_vars *PL_VarsPtr;
4294 # define PL_Vars (*((PL_VarsPtr) \
4295 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4296 # endif /* PERL_CORE */
4297 #endif /* PERL_GLOBAL_STRUCT */
4299 #if defined(MULTIPLICITY)
4300 /* If we have multiple interpreters define a struct
4301 holding variables which must be per-interpreter
4302 If we don't have threads anything that would have
4303 be per-thread is per-interpreter.
4306 struct interpreter {
4307 # include "thrdvar.h"
4308 # include "intrpvar.h"
4310 * The following is a buffer where new variables must
4311 * be defined to maintain binary compatibility with previous versions
4313 PERLVARA(object_compatibility,30, char)
4317 struct interpreter {
4320 #endif /* MULTIPLICITY */
4322 typedef void *Thread;
4324 /* Done with PERLVAR macros for now ... */
4331 struct tempsym; /* defined in pp_pack.c */
4336 #ifndef PERL_CALLCONV
4337 # define PERL_CALLCONV
4341 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4342 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4346 /* this has structure inits, so it cannot be included before here */
4349 /* The following must follow proto.h as #defines mess up syntax */
4351 #if !defined(PERL_FOR_X2P)
4352 # include "embedvar.h"
4355 # undef PL_madskills
4357 # define PL_madskills 0
4361 /* Now include all the 'global' variables
4362 * If we don't have threads or multiple interpreters
4363 * these include variables that would have been their struct-s
4366 #define PERLVAR(var,type) EXT type PL_##var;
4367 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4368 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4369 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4370 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4372 #if !defined(MULTIPLICITY)
4374 # include "intrpvar.h"
4375 # include "thrdvar.h"
4380 /* Now all the config stuff is setup we can include embed.h */
4384 # define op_getmad(arg,pegop,slot) /*EMPTY*/
4388 #ifndef PERL_GLOBAL_STRUCT
4391 # include "perlvars.h"
4404 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var = {a,b,c,d,e,f,g,h}
4405 /* Like MGVTBL_SET but with the get magic having a const MG* */
4406 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var \
4407 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4409 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4410 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4415 MEMBER_TO_FPTR(Perl_magic_get),
4416 MEMBER_TO_FPTR(Perl_magic_set),
4417 MEMBER_TO_FPTR(Perl_magic_len),
4428 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4430 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4440 MEMBER_TO_FPTR(Perl_magic_setenv),
4442 MEMBER_TO_FPTR(Perl_magic_clearenv),
4449 /* For now, hints magic will also use vtbl_sig, because it is all NULL */
4478 MEMBER_TO_FPTR(Perl_magic_getsig),
4479 MEMBER_TO_FPTR(Perl_magic_setsig),
4481 MEMBER_TO_FPTR(Perl_magic_clearsig),
4493 MEMBER_TO_FPTR(Perl_magic_sizepack),
4494 MEMBER_TO_FPTR(Perl_magic_wipepack),
4503 MEMBER_TO_FPTR(Perl_magic_getpack),
4504 MEMBER_TO_FPTR(Perl_magic_setpack),
4506 MEMBER_TO_FPTR(Perl_magic_clearpack),
4516 MEMBER_TO_FPTR(Perl_magic_setdbline),
4528 MEMBER_TO_FPTR(Perl_magic_setisa),
4530 MEMBER_TO_FPTR(Perl_magic_setisa),
4540 MEMBER_TO_FPTR(Perl_magic_setisa),
4549 MGVTBL_SET_CONST_MAGIC_GET(
4551 MEMBER_TO_FPTR(Perl_magic_getarylen),
4552 MEMBER_TO_FPTR(Perl_magic_setarylen),
4567 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4576 MEMBER_TO_FPTR(Perl_magic_setmglob),
4587 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4588 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4599 MEMBER_TO_FPTR(Perl_magic_gettaint),
4600 MEMBER_TO_FPTR(Perl_magic_settaint),
4611 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4612 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4623 MEMBER_TO_FPTR(Perl_magic_getvec),
4624 MEMBER_TO_FPTR(Perl_magic_setvec),
4635 MEMBER_TO_FPTR(Perl_magic_getpos),
4636 MEMBER_TO_FPTR(Perl_magic_setpos),
4648 MEMBER_TO_FPTR(Perl_magic_setbm),
4660 MEMBER_TO_FPTR(Perl_magic_setfm),
4671 MEMBER_TO_FPTR(Perl_magic_getuvar),
4672 MEMBER_TO_FPTR(Perl_magic_setuvar),
4683 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4684 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4696 MEMBER_TO_FPTR(Perl_magic_setregexp),
4699 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4709 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4719 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4720 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4732 MEMBER_TO_FPTR(Perl_magic_setamagic),
4735 MEMBER_TO_FPTR(Perl_magic_setamagic),
4744 MEMBER_TO_FPTR(Perl_magic_setamagic),
4747 MEMBER_TO_FPTR(Perl_magic_setamagic),
4759 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4771 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4780 MEMBER_TO_FPTR(Perl_magic_setutf8),
4788 #ifdef USE_LOCALE_COLLATE
4792 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4805 MEMBER_TO_FPTR(Perl_magic_sethint),
4807 MEMBER_TO_FPTR(Perl_magic_clearhint),
4816 fallback_amg, abs_amg,
4817 bool__amg, nomethod_amg,
4818 string_amg, numer_amg,
4819 add_amg, add_ass_amg,
4820 subtr_amg, subtr_ass_amg,
4821 mult_amg, mult_ass_amg,
4822 div_amg, div_ass_amg,
4823 modulo_amg, modulo_ass_amg,
4824 pow_amg, pow_ass_amg,
4825 lshift_amg, lshift_ass_amg,
4826 rshift_amg, rshift_ass_amg,
4827 band_amg, band_ass_amg,
4828 bor_amg, bor_ass_amg,
4829 bxor_amg, bxor_ass_amg,
4842 repeat_amg, repeat_ass_amg,
4843 concat_amg, concat_ass_amg,
4845 to_sv_amg, to_av_amg,
4846 to_hv_amg, to_gv_amg,
4847 to_cv_amg, iter_amg,
4850 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4853 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4856 #define NofAMmeth max_amg_code
4857 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4860 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4861 /* Names kept in the symbol table. fallback => "()", the rest has
4862 "(" prepended. The only other place in perl which knows about
4863 this convention is AMG_id2name (used for debugging output and
4864 'nomethod' only), the only other place which has it hardwired is
4866 "()", "(abs", /* "fallback" should be the first. */
4867 "(bool", "(nomethod",
4902 EXTCONST char * PL_AMG_names[NofAMmeth];
4903 #endif /* def INITAMAGIC */
4911 CV* table[NofAMmeth];
4914 struct am_table_short {
4919 typedef struct am_table AMT;
4920 typedef struct am_table_short AMTS;
4922 #define AMGfallNEVER 1
4924 #define AMGfallYES 3
4926 #define AMTf_AMAGIC 1
4927 #define AMTf_OVERLOADED 2
4928 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4929 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4930 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4931 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4932 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4933 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4935 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4938 * some compilers like to redefine cos et alia as faster
4939 * (and less accurate?) versions called F_cos et cetera (Quidquid
4940 * latine dictum sit, altum viditur.) This trick collides with
4941 * the Perl overloading (amg). The following #defines fool both.
4946 # define F_atan2_amg atan2_amg
4949 # define F_cos_amg cos_amg
4952 # define F_exp_amg exp_amg
4955 # define F_log_amg log_amg
4958 # define F_pow_amg pow_amg
4961 # define F_sin_amg sin_amg
4964 # define F_sqrt_amg sqrt_amg
4966 #endif /* _FASTMATH */
4968 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4969 PERLDBf_NOOPT | PERLDBf_INTER | \
4970 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4971 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4972 /* No _NONAME, _GOTO, _ASSERTION */
4973 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4974 #define PERLDBf_LINE 0x02 /* Keep line # */
4975 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4976 #define PERLDBf_INTER 0x08 /* Preserve more data for
4977 later inspections */
4978 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4979 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4980 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4981 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4982 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4983 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4984 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4986 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4987 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4988 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4989 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4990 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4991 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4992 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4993 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4994 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4995 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4996 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4998 #ifdef USE_LOCALE_NUMERIC
5000 #define SET_NUMERIC_STANDARD() \
5001 set_numeric_standard();
5003 #define SET_NUMERIC_LOCAL() \
5004 set_numeric_local();
5006 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
5007 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5010 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5012 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5013 bool was_local = PL_numeric_local && IN_LOCALE; \
5014 if (was_local) SET_NUMERIC_STANDARD();
5016 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5017 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5018 if (was_standard) SET_NUMERIC_LOCAL();
5020 #define RESTORE_NUMERIC_LOCAL() \
5021 if (was_local) SET_NUMERIC_LOCAL();
5023 #define RESTORE_NUMERIC_STANDARD() \
5024 if (was_standard) SET_NUMERIC_STANDARD();
5026 #define Atof my_atof
5028 #else /* !USE_LOCALE_NUMERIC */
5030 #define SET_NUMERIC_STANDARD() /**/
5031 #define SET_NUMERIC_LOCAL() /**/
5032 #define IS_NUMERIC_RADIX(a, b) (0)
5033 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5034 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5035 #define RESTORE_NUMERIC_LOCAL() /**/
5036 #define RESTORE_NUMERIC_STANDARD() /**/
5037 #define Atof my_atof
5038 #define IN_LOCALE_RUNTIME 0
5040 #endif /* !USE_LOCALE_NUMERIC */
5042 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5044 # define strtoll __strtoll /* secret handshake */
5047 # define strtoll _strtoi64 /* secret handshake */
5049 # if !defined(Strtol) && defined(HAS_STRTOLL)
5050 # define Strtol strtoll
5052 # if !defined(Strtol) && defined(HAS_STRTOQ)
5053 # define Strtol strtoq
5055 /* is there atoq() anywhere? */
5057 #if !defined(Strtol) && defined(HAS_STRTOL)
5058 # define Strtol strtol
5061 /* It would be more fashionable to use Strtol() to define atol()
5062 * (as is done for Atoul(), see below) but for backward compatibility
5063 * we just assume atol(). */
5064 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5066 # define atoll _atoi64 /* secret handshake */
5074 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5076 # define strtoull __strtoull /* secret handshake */
5079 # define strtoull _strtoui64 /* secret handshake */
5081 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5082 # define Strtoul strtoull
5084 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5085 # define Strtoul strtouq
5087 /* is there atouq() anywhere? */
5089 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5090 # define Strtoul strtoul
5092 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5093 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5096 # define Atoul(s) Strtoul(s, NULL, 10)
5100 /* if these never got defined, they need defaults */
5101 #ifndef PERL_SET_CONTEXT
5102 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5105 #ifndef PERL_GET_CONTEXT
5106 # define PERL_GET_CONTEXT PERL_GET_INTERP
5109 #ifndef PERL_GET_THX
5110 # define PERL_GET_THX ((void*)NULL)
5113 #ifndef PERL_SET_THX
5114 # define PERL_SET_THX(t) NOOP
5117 #ifndef PERL_SCRIPT_MODE
5118 #define PERL_SCRIPT_MODE "r"
5122 * Some operating systems are stingy with stack allocation,
5123 * so perl may have to guard against stack overflow.
5125 #ifndef PERL_STACK_OVERFLOW_CHECK
5126 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5130 * Some nonpreemptive operating systems find it convenient to
5131 * check for asynchronous conditions after each op execution.
5132 * Keep this check simple, or it may slow down execution
5137 # ifndef PERL_ASYNC_CHECK
5138 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5142 #ifndef PERL_ASYNC_CHECK
5143 # define PERL_ASYNC_CHECK() NOOP
5147 * On some operating systems, a memory allocation may succeed,
5148 * but put the process too close to the system's comfort limit.
5149 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5152 #ifndef PERL_ALLOC_CHECK
5153 #define PERL_ALLOC_CHECK(p) NOOP
5157 # include <sys/ipc.h>
5158 # include <sys/sem.h>
5159 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5162 struct semid_ds *buf;
5163 unsigned short *array;
5166 # ifdef USE_SEMCTL_SEMUN
5167 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5168 union gccbug_semun {
5170 struct semid_ds *buf;
5171 unsigned short *array;
5174 # define semun gccbug_semun
5176 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5178 # ifdef USE_SEMCTL_SEMID_DS
5179 # ifdef EXTRA_F_IN_SEMUN_BUF
5180 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5182 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5189 * Boilerplate macros for initializing and accessing interpreter-local
5190 * data from C. All statics in extensions should be reworked to use
5191 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5192 * for an example of the use of these macros, and perlxs.pod for more.
5194 * Code that uses these macros is responsible for the following:
5195 * 1. #define MY_CXT_KEY to a unique string, e.g.
5196 * "DynaLoader::_guts" XS_VERSION
5197 * XXX in the current implementation, this string is ignored.
5198 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5199 * all the data that needs to be interpreter-local.
5200 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5201 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5202 * (typically put in the BOOT: section).
5203 * 5. Use the members of the my_cxt_t structure everywhere as
5205 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5209 #if defined(PERL_IMPLICIT_CONTEXT)
5211 /* This must appear in all extensions that define a my_cxt_t structure,
5212 * right after the definition (i.e. at file scope). The non-threads
5213 * case below uses it to declare the data as static. */
5214 #define START_MY_CXT static int my_cxt_index = -1;
5216 /* This declaration should be used within all functions that use the
5217 * interpreter-local data. */
5219 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5220 #define dMY_CXT_INTERP(my_perl) \
5221 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5223 /* Creates and zeroes the per-interpreter data.
5224 * (We allocate my_cxtp in a Perl SV so that it will be released when
5225 * the interpreter goes away.) */
5226 #define MY_CXT_INIT \
5227 my_cxt_t *my_cxtp = \
5228 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5229 #define MY_CXT_INIT_INTERP(my_perl) \
5230 my_cxt_t *my_cxtp = \
5231 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5233 /* Clones the per-interpreter data. */
5234 #define MY_CXT_CLONE \
5235 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5236 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5237 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5239 /* This macro must be used to access members of the my_cxt_t structure.
5240 * e.g. MYCXT.some_data */
5241 #define MY_CXT (*my_cxtp)
5243 /* Judicious use of these macros can reduce the number of times dMY_CXT
5244 * is used. Use is similar to pTHX, aTHX etc. */
5245 #define pMY_CXT my_cxt_t *my_cxtp
5246 #define pMY_CXT_ pMY_CXT,
5247 #define _pMY_CXT ,pMY_CXT
5248 #define aMY_CXT my_cxtp
5249 #define aMY_CXT_ aMY_CXT,
5250 #define _aMY_CXT ,aMY_CXT
5252 #else /* PERL_IMPLICIT_CONTEXT */
5254 #define START_MY_CXT static my_cxt_t my_cxt;
5255 #define dMY_CXT_SV dNOOP
5256 #define dMY_CXT dNOOP
5257 #define MY_CXT_INIT NOOP
5258 #define MY_CXT_CLONE NOOP
5259 #define MY_CXT my_cxt
5261 #define pMY_CXT void
5268 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5279 # include <sys/file.h>
5282 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5283 int flock(int fd, int op);
5287 /* Assume UNIX defaults */
5288 # define O_RDONLY 0000
5289 # define O_WRONLY 0001
5290 # define O_RDWR 0002
5291 # define O_CREAT 0100
5302 #if O_TEXT != O_BINARY
5303 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5304 * that is, you are somehow DOSish. */
5305 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5306 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5307 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5308 /* VOS has O_TEXT != O_BINARY, and they have effect,
5309 * but VOS always uses LF, never CRLF. */
5310 /* If you have O_TEXT different from your O_BINARY but you still are
5311 * not a CRLF shop. */
5312 # undef PERLIO_USING_CRLF
5314 /* If you really are DOSish. */
5315 # define PERLIO_USING_CRLF 1
5321 #ifdef I_SYS_STATVFS
5322 # if defined(PERL_SCO) && !defined(_SVID3)
5325 # include <sys/statvfs.h> /* for f?statvfs() */
5328 # include <sys/mount.h> /* for *BSD f?statfs() */
5331 # include <mntent.h> /* for getmntent() */
5334 # include <sys/statfs.h> /* for some statfs() */
5338 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5340 # include <sys/vfs.h> /* for some statfs() */
5346 # include <ustat.h> /* for ustat() */
5349 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5350 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5352 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5353 # define PERL_MOUNT_NOSUID MNT_NOSUID
5355 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5356 # define PERL_MOUNT_NOSUID MS_NOSUID
5358 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5359 # define PERL_MOUNT_NOSUID M_NOSUID
5362 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5363 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5365 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5366 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5368 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5369 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5371 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5372 # define PERL_MOUNT_NOEXEC M_NOEXEC
5375 #endif /* IAMSUID */
5378 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5381 #ifndef EXEC_ARGV_CAST
5382 #define EXEC_ARGV_CAST(x) x
5385 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5386 int). value returned in pointed-
5388 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5389 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5390 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5391 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5392 #define IS_NUMBER_NAN 0x20 /* this is not */
5394 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5397 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5398 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5399 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5401 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5403 /* to let user control profiling */
5404 #ifdef PERL_GPROF_CONTROL
5405 extern void moncontrol(int);
5406 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5408 #define PERL_GPROF_MONCONTROL(x)
5415 /* ISO 6429 NEL - C1 control NExt Line */
5416 /* See http://www.unicode.org/unicode/reports/tr13/ */
5417 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5418 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5419 # define NEXT_LINE_CHAR 0x15
5421 # define NEXT_LINE_CHAR 0x25
5424 # define NEXT_LINE_CHAR 0x85
5427 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5428 #define UNICODE_LINE_SEPA_0 0xE2
5429 #define UNICODE_LINE_SEPA_1 0x80
5430 #define UNICODE_LINE_SEPA_2 0xA8
5431 #define UNICODE_PARA_SEPA_0 0xE2
5432 #define UNICODE_PARA_SEPA_1 0x80
5433 #define UNICODE_PARA_SEPA_2 0xA9
5435 #ifndef PIPESOCK_MODE
5436 # define PIPESOCK_MODE
5439 #ifndef SOCKET_OPEN_MODE
5440 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5443 #ifndef PIPE_OPEN_MODE
5444 # define PIPE_OPEN_MODE PIPESOCK_MODE
5447 #define PERL_MAGIC_UTF8_CACHESIZE 2
5449 #define PERL_UNICODE_STDIN_FLAG 0x0001
5450 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5451 #define PERL_UNICODE_STDERR_FLAG 0x0004
5452 #define PERL_UNICODE_IN_FLAG 0x0008
5453 #define PERL_UNICODE_OUT_FLAG 0x0010
5454 #define PERL_UNICODE_ARGV_FLAG 0x0020
5455 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5456 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5458 #define PERL_UNICODE_STD_FLAG \
5459 (PERL_UNICODE_STDIN_FLAG | \
5460 PERL_UNICODE_STDOUT_FLAG | \
5461 PERL_UNICODE_STDERR_FLAG)
5463 #define PERL_UNICODE_INOUT_FLAG \
5464 (PERL_UNICODE_IN_FLAG | \
5465 PERL_UNICODE_OUT_FLAG)
5467 #define PERL_UNICODE_DEFAULT_FLAGS \
5468 (PERL_UNICODE_STD_FLAG | \
5469 PERL_UNICODE_INOUT_FLAG | \
5470 PERL_UNICODE_LOCALE_FLAG)
5472 #define PERL_UNICODE_ALL_FLAGS 0x00ff
5474 #define PERL_UNICODE_STDIN 'I'
5475 #define PERL_UNICODE_STDOUT 'O'
5476 #define PERL_UNICODE_STDERR 'E'
5477 #define PERL_UNICODE_STD 'S'
5478 #define PERL_UNICODE_IN 'i'
5479 #define PERL_UNICODE_OUT 'o'
5480 #define PERL_UNICODE_INOUT 'D'
5481 #define PERL_UNICODE_ARGV 'A'
5482 #define PERL_UNICODE_LOCALE 'L'
5483 #define PERL_UNICODE_WIDESYSCALLS 'W'
5485 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5487 /* From sigaction(2) (FreeBSD man page):
5488 * | Signal routines normally execute with the signal that
5489 * | caused their invocation blocked, but other signals may
5491 * Emulation of this behavior (from within Perl) is enabled
5492 * by defining PERL_BLOCK_SIGNALS.
5494 #define PERL_BLOCK_SIGNALS
5496 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5497 # define PERL_BLOCKSIG_ADD(set,sig) \
5498 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5499 # define PERL_BLOCKSIG_BLOCK(set) \
5500 sigprocmask(SIG_BLOCK, &(set), NULL)
5501 # define PERL_BLOCKSIG_UNBLOCK(set) \
5502 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5503 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5505 /* How about the old style of sigblock()? */
5507 #ifndef PERL_BLOCKSIG_ADD
5508 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5510 #ifndef PERL_BLOCKSIG_BLOCK
5511 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5513 #ifndef PERL_BLOCKSIG_UNBLOCK
5514 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5517 /* Use instead of abs() since abs() forces its argument to be an int,
5518 * but also beware since this evaluates its argument twice, so no x++. */
5519 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5521 #if defined(__DECC) && defined(__osf__)
5522 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5525 #define do_open(g, n, l, a, rm, rp, sf) \
5526 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5527 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5528 # define do_exec(cmd) do_exec3(cmd,0,0)
5531 # define do_aexec Perl_do_aexec
5533 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5536 /* and finally... */
5537 #define PERL_PATCHLEVEL_H_IMPLICIT
5538 #include "patchlevel.h"
5539 #undef PERL_PATCHLEVEL_H_IMPLICIT
5581 so that Configure picks them up. */
5583 #endif /* Include guard */