3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005 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 #if defined(MULTIPLICITY)
63 # ifndef PERL_IMPLICIT_CONTEXT
64 # define PERL_IMPLICIT_CONTEXT
68 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
69 # ifndef PERL_GLOBAL_STRUCT
70 # define PERL_GLOBAL_STRUCT
73 #ifdef PERL_GLOBAL_STRUCT
79 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
85 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
92 # include "symbian/symbian_proto.h"
95 /* Any stack-challenged places. The limit varies (and often
96 * is configurable), but using more than a kilobyte of stack
97 * is usually dubious in these systems. */
98 #if defined(EPOC) || defined(__SYMBIAN32__)
99 /* EPOC/Symbian: need to work around the SDK features. *
100 * On WINS: MS VC5 generates calls to _chkstk, *
101 * if a "large" stack frame is allocated. *
102 * gcc on MARM does not generate calls like these. */
103 # define USE_HEAP_INSTEAD_OF_STACK
106 #/* Use the reentrant APIs like localtime_r and getpwent_r */
107 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
108 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
109 # define USE_REENTRANT_API
112 /* <--- here ends the logic shared by perl.h and makedef.pl */
115 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
116 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
117 * __bsdi__ for BSD/OS
119 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
125 #ifdef PERL_GLOBAL_STRUCT
126 # ifndef PERL_GET_VARS
127 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
128 extern struct perl_vars* Perl_GetVarsPrivate();
129 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
130 # ifndef PERLIO_FUNCS_CONST
131 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
134 # define PERL_GET_VARS() PL_VarsPtr
139 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
141 #ifdef PERL_GLOBAL_STRUCT
142 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
147 #ifdef PERL_IMPLICIT_CONTEXT
148 # ifndef MULTIPLICITY
149 # define MULTIPLICITY
151 # define tTHX PerlInterpreter*
152 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
153 # define aTHX my_perl
154 # ifdef PERL_GLOBAL_STRUCT
155 # define dTHXa(a) dVAR; pTHX = (tTHX)a
157 # define dTHXa(a) pTHX = (tTHX)a
159 # ifdef PERL_GLOBAL_STRUCT
160 # define dTHX dVAR; pTHX = PERL_GET_THX
162 # define dTHX pTHX = PERL_GET_THX
175 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
176 # define PERL_TRACK_MEMPOOL
179 # undef PERL_TRACK_MEMPOOL
182 #define STATIC static
183 #define CPERLscope(x) x
184 #define CPERLarg void
187 #define PERL_OBJECT_THIS
188 #define _PERL_OBJECT_THIS
189 #define PERL_OBJECT_THIS_
190 #define CALL_FPTR(fptr) (*fptr)
192 #define CALLRUNOPS CALL_FPTR(PL_runops)
193 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
194 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
195 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
196 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
197 #define CALLREGFREE CALL_FPTR(PL_regfree)
199 /* XXX The PERL_UNUSED_DECL suffix is unfortunately rather inflexible:
200 * it assumes that in all compilers the way to suppress an "unused"
201 * warning is to have a suffix. In some compilers that might be a
202 * a compiler pragma, e.g. #pragma unused(varname). */
204 #if defined(__SYMBIAN32__) && defined(__GNUC__)
206 # define PERL_UNUSED_DECL
208 # define PERL_UNUSED_DECL __attribute__((unused))
212 #ifndef PERL_UNUSED_DECL
213 # ifdef HASATTRIBUTE_UNUSED
214 # define PERL_UNUSED_DECL __attribute__unused__
216 # define PERL_UNUSED_DECL
221 * for silencing unused variables that are actually used most of the time,
222 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
224 #ifndef PERL_UNUSED_ARG
227 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
229 # define PERL_UNUSED_ARG(x) ((void)x)
232 #ifndef PERL_UNUSED_VAR
233 # define PERL_UNUSED_VAR(x) ((void)x)
237 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
240 /* Don't bother defining tTHX and sTHX; using them outside
241 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
247 # define dTHXa(a) dNOOP
264 /* these are only defined for compatibility; should not be used internally */
265 #if !defined(pTHXo) && !defined(PERL_CORE)
267 # define pTHXo_ pTHX_
269 # define aTHXo_ aTHX_
271 # define dTHXoa(x) dTHXa(x)
275 # define pTHXx register PerlInterpreter *my_perl
276 # define pTHXx_ pTHXx,
277 # define aTHXx my_perl
278 # define aTHXx_ aTHXx,
282 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
283 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
284 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
285 #ifdef PERL_IMPLICIT_SYS
286 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
287 # define dTHXs dVAR; dTHX
292 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
299 #undef START_EXTERN_C
303 # define START_EXTERN_C extern "C" {
304 # define END_EXTERN_C }
305 # define EXTERN_C extern "C"
307 # define START_EXTERN_C
308 # define END_EXTERN_C
309 # define EXTERN_C extern
312 /* Some platforms require marking function declarations
313 * for them to be exportable. Used in perlio.h, proto.h
314 * is handled either by the makedef.pl or by defining the
315 * PERL_CALLCONV to be something special. See also the
316 * definition of XS() in XSUB.h. */
317 #ifndef PERL_EXPORT_C
318 # define PERL_EXPORT_C extern
320 #ifndef PERL_XS_EXPORT_C
321 # define PERL_XS_EXPORT_C
324 #ifdef OP_IN_REGISTER
326 # define stringify_immed(s) #s
327 # define stringify(s) stringify_immed(s)
328 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
332 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
333 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
334 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
339 * STMT_START { statements; } STMT_END;
340 * can be used as a single statement, as in
341 * if (x) STMT_START { ... } STMT_END; else ...
343 * Trying to select a version that gives no warnings...
345 #if !(defined(STMT_START) && defined(STMT_END))
346 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
347 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
350 /* Now which other defined()s do we need here ??? */
351 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
352 # define STMT_START if (1)
353 # define STMT_END else (void)0
355 # define STMT_START do
356 # define STMT_END while (0)
361 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
362 #define WITH_THR(s) WITH_THX(s)
365 * SOFT_CAST can be used for args to prototyped functions to retain some
366 * type checking; it only casts if the compiler does not know prototypes.
368 #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
369 #define SOFT_CAST(type)
371 #define SOFT_CAST(type) (type)
374 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
375 # define BYTEORDER 0x1234
378 /* Overall memory policy? */
383 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
390 * The following contortions are brought to you on behalf of all the
391 * standards, semi-standards, de facto standards, not-so-de-facto standards
392 * of the world, as well as all the other botches anyone ever thought of.
393 * The basic theory is that if we work hard enough here, the rest of the
394 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
397 /* define this once if either system, instead of cluttering up the src */
398 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
402 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
403 # define STANDARD_C 1
406 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
407 # define DONT_DECLARE_STD 1
410 #if defined(HASVOLATILE) || defined(STANDARD_C)
412 # define VOL /* to temporarily suppress warnings */
414 # define VOL volatile
420 #define TAINT (PL_tainted = TRUE)
421 #define TAINT_NOT (PL_tainted = FALSE)
422 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
423 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
424 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
426 /* XXX All process group stuff is handled in pp_sys.c. Should these
427 defines move there? If so, I could simplify this a lot. --AD 9/96.
429 /* Process group stuff changed from traditional BSD to POSIX.
430 perlfunc.pod documents the traditional BSD-style syntax, so we'll
431 try to preserve that, if possible.
434 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
436 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
437 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
439 # ifdef HAS_SETPGRP2 /* DG/UX */
440 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
444 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
445 # define HAS_SETPGRP /* Well, effectively it does . . . */
448 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
449 our life easier :-) so we'll try it.
452 # define BSD_GETPGRP(pid) getpgid((pid))
454 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
455 # define BSD_GETPGRP(pid) getpgrp((pid))
457 # ifdef HAS_GETPGRP2 /* DG/UX */
458 # define BSD_GETPGRP(pid) getpgrp2((pid))
462 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
463 # define HAS_GETPGRP /* Well, effectively it does . . . */
466 /* These are not exact synonyms, since setpgrp() and getpgrp() may
467 have different behaviors, but perl.h used to define USE_BSDPGRP
468 (prior to 5.003_05) so some extension might depend on it.
470 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
476 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
477 pthread.h must be included before all other header files.
479 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
480 # include <pthread.h>
483 #ifndef _TYPES_ /* If types.h defines this it's easy. */
484 # ifndef major /* Does everyone's types.h define this? */
485 # include <sys/types.h>
499 # include <varargs.h>
503 #ifdef USE_NEXT_CTYPE
505 #if NX_CURRENT_COMPILER_RELEASE >= 500
506 # include <bsd/ctypes.h>
508 # if NX_CURRENT_COMPILER_RELEASE >= 400
509 # include <objc/NXCType.h>
510 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
511 # include <appkit/NXCType.h>
512 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
513 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
515 #else /* !USE_NEXT_CTYPE */
517 #endif /* USE_NEXT_CTYPE */
519 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
531 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
533 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
534 && defined(HAS_STRXFRM)
535 # define USE_LOCALE_COLLATE
537 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
538 # define USE_LOCALE_CTYPE
540 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
541 # define USE_LOCALE_NUMERIC
543 #endif /* !NO_LOCALE && HAS_SETLOCALE */
548 # ifdef PARAM_NEEDS_TYPES
549 # include <sys/types.h>
551 # include <sys/param.h>
554 /* Use all the "standard" definitions? */
555 #if defined(STANDARD_C) && defined(I_STDLIB)
559 /* If this causes problems, set i_unistd=undef in the hint file. */
565 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
568 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
569 int syscall(int, ...);
572 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
573 int usleep(unsigned int);
576 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
582 /* macros for correct constant construction */
584 # define U16_CONST(x) ((U16)x##U)
586 # define U16_CONST(x) ((U16)x##UL)
590 # define U32_CONST(x) ((U32)x##U)
592 # define U32_CONST(x) ((U32)x##UL)
597 # define U64_CONST(x) ((U64)x##U)
599 # define U64_CONST(x) ((U64)x##UL)
600 # elif QUADKIND == QUAD_IS_LONG_LONG
601 # define U64_CONST(x) ((U64)x##ULL)
602 # else /* best guess we can make */
603 # define U64_CONST(x) ((U64)x##UL)
607 /* byte-swapping functions for big-/little-endian conversion */
608 # define _swab_16_(x) ((U16)( \
609 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
610 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
612 # define _swab_32_(x) ((U32)( \
613 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
614 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
615 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
616 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
619 # define _swab_64_(x) ((U64)( \
620 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
621 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
622 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
623 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
624 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
625 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
626 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
627 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
630 /*----------------------------------------------------------------------------*/
631 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
632 /*----------------------------------------------------------------------------*/
633 # define my_htole16(x) (x)
634 # define my_letoh16(x) (x)
635 # define my_htole32(x) (x)
636 # define my_letoh32(x) (x)
637 # define my_htobe16(x) _swab_16_(x)
638 # define my_betoh16(x) _swab_16_(x)
639 # define my_htobe32(x) _swab_32_(x)
640 # define my_betoh32(x) _swab_32_(x)
642 # define my_htole64(x) (x)
643 # define my_letoh64(x) (x)
644 # define my_htobe64(x) _swab_64_(x)
645 # define my_betoh64(x) _swab_64_(x)
647 # define my_htoles(x) (x)
648 # define my_letohs(x) (x)
649 # define my_htolei(x) (x)
650 # define my_letohi(x) (x)
651 # define my_htolel(x) (x)
652 # define my_letohl(x) (x)
654 # define my_htobes(x) (x)
655 # define my_betohs(x) (x)
656 # elif SHORTSIZE == 2
657 # define my_htobes(x) _swab_16_(x)
658 # define my_betohs(x) _swab_16_(x)
659 # elif SHORTSIZE == 4
660 # define my_htobes(x) _swab_32_(x)
661 # define my_betohs(x) _swab_32_(x)
662 # elif SHORTSIZE == 8
663 # define my_htobes(x) _swab_64_(x)
664 # define my_betohs(x) _swab_64_(x)
666 # define PERL_NEED_MY_HTOBES
667 # define PERL_NEED_MY_BETOHS
670 # define my_htobei(x) (x)
671 # define my_betohi(x) (x)
673 # define my_htobei(x) _swab_16_(x)
674 # define my_betohi(x) _swab_16_(x)
676 # define my_htobei(x) _swab_32_(x)
677 # define my_betohi(x) _swab_32_(x)
679 # define my_htobei(x) _swab_64_(x)
680 # define my_betohi(x) _swab_64_(x)
682 # define PERL_NEED_MY_HTOBEI
683 # define PERL_NEED_MY_BETOHI
686 # define my_htobel(x) (x)
687 # define my_betohl(x) (x)
689 # define my_htobel(x) _swab_16_(x)
690 # define my_betohl(x) _swab_16_(x)
692 # define my_htobel(x) _swab_32_(x)
693 # define my_betohl(x) _swab_32_(x)
695 # define my_htobel(x) _swab_64_(x)
696 # define my_betohl(x) _swab_64_(x)
698 # define PERL_NEED_MY_HTOBEL
699 # define PERL_NEED_MY_BETOHL
701 # define my_htolen(p,n) NOOP
702 # define my_letohn(p,n) NOOP
703 # define my_htoben(p,n) my_swabn(p,n)
704 # define my_betohn(p,n) my_swabn(p,n)
705 /*----------------------------------------------------------------------------*/
706 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
707 /*----------------------------------------------------------------------------*/
708 # define my_htobe16(x) (x)
709 # define my_betoh16(x) (x)
710 # define my_htobe32(x) (x)
711 # define my_betoh32(x) (x)
712 # define my_htole16(x) _swab_16_(x)
713 # define my_letoh16(x) _swab_16_(x)
714 # define my_htole32(x) _swab_32_(x)
715 # define my_letoh32(x) _swab_32_(x)
717 # define my_htobe64(x) (x)
718 # define my_betoh64(x) (x)
719 # define my_htole64(x) _swab_64_(x)
720 # define my_letoh64(x) _swab_64_(x)
722 # define my_htobes(x) (x)
723 # define my_betohs(x) (x)
724 # define my_htobei(x) (x)
725 # define my_betohi(x) (x)
726 # define my_htobel(x) (x)
727 # define my_betohl(x) (x)
729 # define my_htoles(x) (x)
730 # define my_letohs(x) (x)
731 # elif SHORTSIZE == 2
732 # define my_htoles(x) _swab_16_(x)
733 # define my_letohs(x) _swab_16_(x)
734 # elif SHORTSIZE == 4
735 # define my_htoles(x) _swab_32_(x)
736 # define my_letohs(x) _swab_32_(x)
737 # elif SHORTSIZE == 8
738 # define my_htoles(x) _swab_64_(x)
739 # define my_letohs(x) _swab_64_(x)
741 # define PERL_NEED_MY_HTOLES
742 # define PERL_NEED_MY_LETOHS
745 # define my_htolei(x) (x)
746 # define my_letohi(x) (x)
748 # define my_htolei(x) _swab_16_(x)
749 # define my_letohi(x) _swab_16_(x)
751 # define my_htolei(x) _swab_32_(x)
752 # define my_letohi(x) _swab_32_(x)
754 # define my_htolei(x) _swab_64_(x)
755 # define my_letohi(x) _swab_64_(x)
757 # define PERL_NEED_MY_HTOLEI
758 # define PERL_NEED_MY_LETOHI
761 # define my_htolel(x) (x)
762 # define my_letohl(x) (x)
764 # define my_htolel(x) _swab_16_(x)
765 # define my_letohl(x) _swab_16_(x)
767 # define my_htolel(x) _swab_32_(x)
768 # define my_letohl(x) _swab_32_(x)
770 # define my_htolel(x) _swab_64_(x)
771 # define my_letohl(x) _swab_64_(x)
773 # define PERL_NEED_MY_HTOLEL
774 # define PERL_NEED_MY_LETOHL
776 # define my_htolen(p,n) my_swabn(p,n)
777 # define my_letohn(p,n) my_swabn(p,n)
778 # define my_htoben(p,n) NOOP
779 # define my_betohn(p,n) NOOP
780 /*----------------------------------------------------------------------------*/
781 # else /* all other byte-orders */
782 /*----------------------------------------------------------------------------*/
783 # define PERL_NEED_MY_HTOLE16
784 # define PERL_NEED_MY_LETOH16
785 # define PERL_NEED_MY_HTOBE16
786 # define PERL_NEED_MY_BETOH16
787 # define PERL_NEED_MY_HTOLE32
788 # define PERL_NEED_MY_LETOH32
789 # define PERL_NEED_MY_HTOBE32
790 # define PERL_NEED_MY_BETOH32
792 # define PERL_NEED_MY_HTOLE64
793 # define PERL_NEED_MY_LETOH64
794 # define PERL_NEED_MY_HTOBE64
795 # define PERL_NEED_MY_BETOH64
797 # define PERL_NEED_MY_HTOLES
798 # define PERL_NEED_MY_LETOHS
799 # define PERL_NEED_MY_HTOBES
800 # define PERL_NEED_MY_BETOHS
801 # define PERL_NEED_MY_HTOLEI
802 # define PERL_NEED_MY_LETOHI
803 # define PERL_NEED_MY_HTOBEI
804 # define PERL_NEED_MY_BETOHI
805 # define PERL_NEED_MY_HTOLEL
806 # define PERL_NEED_MY_LETOHL
807 # define PERL_NEED_MY_HTOBEL
808 # define PERL_NEED_MY_BETOHL
809 /*----------------------------------------------------------------------------*/
810 # endif /* end of byte-order macros */
811 /*----------------------------------------------------------------------------*/
813 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
814 at least on FreeBSD. YMMV, so experiment. */
815 #ifndef PERL_ARENA_SIZE
816 #define PERL_ARENA_SIZE 4080
819 #endif /* PERL_CORE */
821 /* We no longer default to creating a new SV for GvSV.
822 Do this before embed. */
823 #ifndef PERL_CREATE_GVSV
824 #define PERL_DONT_CREATE_GVSV
827 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
828 #define PERL_USES_PL_PIDSTATUS
831 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
832 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
835 /* Cannot include embed.h here on Win32 as win32.h has not
836 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
838 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
842 #define MEM_SIZE Size_t
844 /* Round all values passed to malloc up, by default to a multiple of
847 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
848 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
851 #if defined(STANDARD_C) && defined(I_STDDEF)
853 # define STRUCT_OFFSET(s,m) offsetof(s,m)
855 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
858 #ifndef __SYMBIAN32__
859 # if defined(I_STRING) || defined(__cplusplus)
862 # include <strings.h>
866 /* This comes after <stdlib.h> so we don't try to change the standard
867 * library prototypes; we'll use our own in proto.h instead. */
870 # ifdef PERL_POLLUTE_MALLOC
871 # ifndef PERL_EXTMALLOC_DEF
872 # define Perl_malloc malloc
873 # define Perl_calloc calloc
874 # define Perl_realloc realloc
875 # define Perl_mfree free
878 # define EMBEDMYMALLOC /* for compatibility */
881 # define safemalloc Perl_malloc
882 # define safecalloc Perl_calloc
883 # define saferealloc Perl_realloc
884 # define safefree Perl_mfree
885 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
886 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
889 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
890 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
891 # define panic_write2(s) write(2, s, strlen(s))
892 # define CHECK_MALLOC_TAINT(newval) \
893 CHECK_MALLOC_TOO_LATE_FOR_( \
895 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
897 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
898 if (doing_taint(argc,argv,env)) { \
899 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
902 # define safemalloc safesysmalloc
903 # define safecalloc safesyscalloc
904 # define saferealloc safesysrealloc
905 # define safefree safesysfree
906 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
907 # define CHECK_MALLOC_TAINT(newval) ((void)0)
908 # define MALLOC_CHECK_TAINT(argc,argv,env)
909 #endif /* MYMALLOC */
911 #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)
912 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
913 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
914 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
916 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
918 #define strrchr rindex
926 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
928 extern char * memcpy (char*, char*, int);
934 # define memcpy(d,s,l) bcopy(s,d,l)
936 # define memcpy(d,s,l) my_bcopy(s,d,l)
939 #endif /* HAS_MEMCPY */
942 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
944 extern char *memset (char*, int, int);
949 # define memset(d,c,l) my_memset(d,c,l)
950 #endif /* HAS_MEMSET */
952 #if !defined(HAS_MEMMOVE) && !defined(memmove)
953 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
954 # define memmove(d,s,l) bcopy(s,d,l)
956 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
957 # define memmove(d,s,l) memcpy(d,s,l)
959 # define memmove(d,s,l) my_bcopy(s,d,l)
964 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
968 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
969 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
971 extern int memcmp (char*, char*, int);
975 # pragma function(memcmp)
979 # define memcmp my_memcmp
981 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
985 # define memzero(d,l) memset(d,0,l)
988 # define memzero(d,l) bzero(d,l)
990 # define memzero(d,l) my_bzero(d,l)
998 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1005 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1007 #endif /* !HAS_BCMP */
1010 # include <netinet/in.h>
1014 # include <arpa/inet.h>
1017 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1018 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1019 * (the neo-BSD seem to do this). */
1024 # include <sys/stat.h>
1027 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1028 like UTekV) are broken, sometimes giving false positives. Undefine
1029 them here and let the code below set them to proper values.
1031 The ghs macro stands for GreenHills Software C-1.8.5 which
1032 is the C compiler for sysV88 and the various derivatives.
1033 This header file bug is corrected in gcc-2.5.8 and later versions.
1034 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1036 #if defined(uts) || (defined(m88k) && defined(ghs))
1050 # ifdef I_SYS_TIME_KERNEL
1053 # include <sys/time.h>
1054 # ifdef I_SYS_TIME_KERNEL
1059 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1060 # include <sys/times.h>
1063 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1064 # undef HAS_STRERROR
1069 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1070 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1073 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1074 * This is important for using IPv6.
1075 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1076 * a bad idea since it breaks send() and recv(). */
1077 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1078 # define _SOCKADDR_LEN
1081 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1082 # include <sys/socket.h>
1083 # if defined(USE_SOCKS) && defined(I_SOCKS)
1084 # if !defined(INCLUDE_PROTOTYPES)
1085 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1086 # define PERL_SOCKS_NEED_PROTOTYPES
1089 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1090 # undef INCLUDE_PROTOTYPES
1091 # undef PERL_SOCKS_NEED_PROTOTYPES
1102 # include <net/errno.h>
1107 /* sockatmark() is so new (2001) that many places might have it hidden
1108 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1109 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1110 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1111 # if defined(__THROW) && defined(__GLIBC__)
1112 int sockatmark(int) __THROW;
1114 int sockatmark(int);
1119 # undef SETERRNO /* SOCKS might have defined this */
1123 # define SETERRNO(errcode,vmserrcode) \
1125 set_errno(errcode); \
1126 set_vaxc_errno(vmserrcode); \
1128 # define LIB_INVARG LIB$_INVARG
1129 # define RMS_DIR RMS$_DIR
1130 # define RMS_FAC RMS$_FAC
1131 # define RMS_FEX RMS$_FEX
1132 # define RMS_FNF RMS$_FNF
1133 # define RMS_IFI RMS$_IFI
1134 # define RMS_ISI RMS$_ISI
1135 # define RMS_PRV RMS$_PRV
1136 # define SS_ACCVIO SS$_ACCVIO
1137 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1138 # define SS_IVCHAN SS$_IVCHAN
1139 # define SS_NORMAL SS$_NORMAL
1141 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1142 # define LIB_INVARG 0
1150 # define SS_ACCVIO 0
1151 # define SS_DEVOFFLINE 0
1152 # define SS_IVCHAN 0
1153 # define SS_NORMAL 0
1156 #define ERRSV GvSV(PL_errgv)
1157 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1158 #define DEFSV GvSVn(PL_defgv)
1159 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1161 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1164 extern int errno; /* ANSI allows errno to be an lvalue expr.
1165 * For example in multithreaded environments
1166 * something like this might happen:
1167 * extern int *_errno(void);
1168 * #define errno (*_errno()) */
1173 char *strerror (int,...);
1175 #ifndef DONT_DECLARE_STD
1176 char *strerror (int);
1180 # define Strerror strerror
1183 # ifdef HAS_SYS_ERRLIST
1184 extern int sys_nerr;
1185 extern char *sys_errlist[];
1187 # define Strerror(e) \
1188 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1195 # include <sys/ioctl.h>
1199 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1200 # ifdef HAS_SOCKETPAIR
1201 # undef HAS_SOCKETPAIR
1208 #ifndef HAS_SOCKETPAIR
1210 # define socketpair Perl_my_socketpair
1215 # define htoni htons
1216 # define ntohi ntohs
1218 # define htoni htonl
1219 # define ntohi ntohl
1222 /* Configure already sets Direntry_t */
1223 #if defined(I_DIRENT)
1224 # include <dirent.h>
1225 /* NeXT needs dirent + sys/dir.h */
1226 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1227 # include <sys/dir.h>
1231 # include <sys/ndir.h>
1235 # include <ndir.h> /* may be wrong in the future */
1237 # include <sys/dir.h>
1250 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1252 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1257 * The following gobbledygook brought to you on behalf of __STDC__.
1258 * (I could just use #ifndef __STDC__, but this is more bulletproof
1259 * in the face of half-implementations.)
1262 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1263 #include <sys/mode.h>
1268 # define S_IFMT _S_IFMT
1270 # define S_IFMT 0170000
1275 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1279 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1284 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1286 # define S_ISBLK(m) (0)
1291 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1296 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1298 # define S_ISFIFO(m) (0)
1304 # define S_ISLNK(m) _S_ISLNK(m)
1307 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1310 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1312 # define S_ISLNK(m) (0)
1320 # define S_ISSOCK(m) _S_ISSOCK(m)
1323 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1326 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1328 # define S_ISSOCK(m) (0)
1336 # define S_IRUSR S_IREAD
1337 # define S_IWUSR S_IWRITE
1338 # define S_IXUSR S_IEXEC
1340 # define S_IRUSR 0400
1341 # define S_IWUSR 0200
1342 # define S_IXUSR 0100
1348 # define S_IRGRP (S_IRUSR>>3)
1349 # define S_IWGRP (S_IWUSR>>3)
1350 # define S_IXGRP (S_IXUSR>>3)
1352 # define S_IRGRP 0040
1353 # define S_IWGRP 0020
1354 # define S_IXGRP 0010
1360 # define S_IROTH (S_IRUSR>>6)
1361 # define S_IWOTH (S_IWUSR>>6)
1362 # define S_IXOTH (S_IXUSR>>6)
1364 # define S_IROTH 0040
1365 # define S_IWOTH 0020
1366 # define S_IXOTH 0010
1371 # define S_ISUID 04000
1375 # define S_ISGID 02000
1379 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1383 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1387 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1390 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1391 * which would get included through <sys/file.h >, but that is 3000
1392 * lines in the future. --jhi */
1394 #if !defined(S_IREAD) && !defined(__BEOS__)
1395 # define S_IREAD S_IRUSR
1398 #if !defined(S_IWRITE) && !defined(__BEOS__)
1399 # define S_IWRITE S_IWUSR
1403 # define S_IEXEC S_IXUSR
1410 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1411 # define SLOPPYDIVIDE
1418 #ifdef SPRINTF_E_BUG
1419 # define sprintf UTS_sprintf_wrap
1422 /* For the times when you want the return value of sprintf, and you want it
1423 to be the length. Can't have a thread variable passed in, because C89 has
1426 #ifdef SPRINTF_RETURNS_STRLEN
1427 # define my_sprintf sprintf
1429 # define my_sprintf Perl_my_sprintf
1432 /* Configure gets this right but the UTS compiler gets it wrong.
1433 -- Hal Morris <hom00@utsglobal.com> */
1436 # define UVTYPE unsigned
1440 The IV type is supposed to be long enough to hold any integral
1442 --Andy Dougherty August 1996
1448 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1449 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1450 # define IV_MAX INT64_MAX
1451 # define IV_MIN INT64_MIN
1452 # define UV_MAX UINT64_MAX
1454 # define UINT64_MIN 0
1456 # define UV_MIN UINT64_MIN
1458 # define IV_MAX PERL_QUAD_MAX
1459 # define IV_MIN PERL_QUAD_MIN
1460 # define UV_MAX PERL_UQUAD_MAX
1461 # define UV_MIN PERL_UQUAD_MIN
1466 # if defined(INT32_MAX) && IVSIZE == 4
1467 # define IV_MAX INT32_MAX
1468 # define IV_MIN INT32_MIN
1469 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1470 # define UV_MAX UINT32_MAX
1472 # define UV_MAX 4294967295U
1475 # define UINT32_MIN 0
1477 # define UV_MIN UINT32_MIN
1479 # define IV_MAX PERL_LONG_MAX
1480 # define IV_MIN PERL_LONG_MIN
1481 # define UV_MAX PERL_ULONG_MAX
1482 # define UV_MIN PERL_ULONG_MIN
1498 # undef PERL_NEED_MY_HTOLE64
1499 # undef PERL_NEED_MY_LETOH64
1500 # undef PERL_NEED_MY_HTOBE64
1501 # undef PERL_NEED_MY_BETOH64
1504 #if defined(uts) || defined(UTS)
1506 # define UV_MAX (4294967295u)
1509 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1510 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1512 #ifndef NO_PERL_PRESERVE_IVUV
1513 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1517 * The macros INT2PTR and NUM2PTR are (despite their names)
1518 * bi-directional: they will convert int/float to or from pointers.
1519 * However the conversion to int/float are named explicitly:
1520 * PTR2IV, PTR2UV, PTR2NV.
1522 * For int conversions we do not need two casts if pointers are
1523 * the same size as IV and UV. Otherwise we need an explicit
1524 * cast (PTRV) to avoid compiler warnings.
1526 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1528 # define INT2PTR(any,d) (any)(d)
1530 # if PTRSIZE == LONGSIZE
1531 # define PTRV unsigned long
1532 # define PTR2ul(p) (unsigned long)(p)
1534 # define PTRV unsigned
1539 # define INT2PTR(any,d) (any)(PTRV)(d)
1543 # define PTR2ul(p) INT2PTR(unsigned long,p)
1546 #define NUM2PTR(any,d) (any)(PTRV)(d)
1547 #define PTR2IV(p) INT2PTR(IV,p)
1548 #define PTR2UV(p) INT2PTR(UV,p)
1549 #define PTR2NV(p) NUM2PTR(NV,p)
1550 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1552 /* According to strict ANSI C89 one cannot freely cast between
1553 * data pointers and function (code) pointers. There are at least
1554 * two ways around this. One (used below) is to do two casts,
1555 * first the other pointer to an (unsigned) integer, and then
1556 * the integer to the other pointer. The other way would be
1557 * to use unions to "overlay" the pointers. For an example of
1558 * the latter technique, see union dirpu in struct xpvio in sv.h.
1559 * The only feasible use is probably temporarily storing
1560 * function pointers in a data pointer (such as a void pointer). */
1562 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1563 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1565 #ifdef USE_LONG_DOUBLE
1566 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1567 # define LONG_DOUBLE_EQUALS_DOUBLE
1569 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1570 # undef USE_LONG_DOUBLE /* Ouch! */
1575 /* Use an overridden DBL_DIG */
1579 # define DBL_DIG OVR_DBL_DIG
1581 /* The following is all to get DBL_DIG, in order to pick a nice
1582 default value for printing floating point numbers in Gconvert
1583 (see config.h). (It also has other uses, such as figuring out if
1584 a given precision of printing can be done with a double instead of
1585 a long double - Allen).
1594 #define DBL_DIG 15 /* A guess that works lots of places */
1601 #define DBL_DIG 15 /* A guess that works lots of places */
1605 /* Use an overridden LDBL_DIG */
1609 # define LDBL_DIG OVR_LDBL_DIG
1611 /* The following is all to get LDBL_DIG, in order to pick a nice
1612 default value for printing floating point numbers in Gconvert.
1616 # include <limits.h>
1621 # ifndef HAS_LDBL_DIG
1622 # if LONG_DOUBLESIZE == 10
1623 # define LDBL_DIG 18 /* assume IEEE */
1625 # if LONG_DOUBLESIZE == 12
1626 # define LDBL_DIG 18 /* gcc? */
1628 # if LONG_DOUBLESIZE == 16
1629 # define LDBL_DIG 33 /* assume IEEE */
1631 # if LONG_DOUBLESIZE == DOUBLESIZE
1632 # define LDBL_DIG DBL_DIG /* bummer */
1641 * This is for making sure we have a good DBL_MAX value, if possible,
1642 * either for usage as NV_MAX or for usage in figuring out if we can
1643 * fit a given long double into a double, if bug-fixing makes it
1644 * necessary to do so. - Allen <allens@cpan.org>
1648 # include <limits.h>
1652 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1653 # include <values.h>
1654 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1655 # define DBL_MAX MAXDOUBLE
1657 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1658 # define DBL_MIN MINDOUBLE
1661 #endif /* defined(I_VALUES) */
1666 # include <ieeefp.h>
1669 #ifdef USE_LONG_DOUBLE
1671 # include <sunmath.h>
1673 # define NV_DIG LDBL_DIG
1674 # ifdef LDBL_MANT_DIG
1675 # define NV_MANT_DIG LDBL_MANT_DIG
1678 # define NV_MIN LDBL_MIN
1681 # define NV_MAX LDBL_MAX
1683 # ifdef LDBL_MIN_10_EXP
1684 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1686 # ifdef LDBL_MAX_10_EXP
1687 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1689 # ifdef LDBL_EPSILON
1690 # define NV_EPSILON LDBL_EPSILON
1693 # define NV_MAX LDBL_MAX
1694 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1697 # define NV_MAX HUGE_VALL
1700 # define NV_MAX ((NV)HUGE_VAL)
1705 # define Perl_cos cosl
1706 # define Perl_sin sinl
1707 # define Perl_sqrt sqrtl
1708 # define Perl_exp expl
1709 # define Perl_log logl
1710 # define Perl_atan2 atan2l
1711 # define Perl_pow powl
1712 # define Perl_floor floorl
1713 # define Perl_ceil ceill
1714 # define Perl_fmod fmodl
1716 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1718 # define Perl_modf(x,y) modfl(x,y)
1719 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1720 prototype in <math.h> */
1721 # ifndef HAS_MODFL_PROTO
1722 EXTERN_C long double modfl(long double, long double *);
1725 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1726 extern long double Perl_my_modfl(long double x, long double *ip);
1727 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1731 # define Perl_frexp(x,y) frexpl(x,y)
1733 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1734 extern long double Perl_my_frexpl(long double x, int *e);
1735 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1740 # define Perl_isnan(x) isnanl(x)
1745 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1749 # define NV_DIG DBL_DIG
1750 # ifdef DBL_MANT_DIG
1751 # define NV_MANT_DIG DBL_MANT_DIG
1754 # define NV_MIN DBL_MIN
1757 # define NV_MAX DBL_MAX
1759 # ifdef DBL_MIN_10_EXP
1760 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1762 # ifdef DBL_MAX_10_EXP
1763 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1766 # define NV_EPSILON DBL_EPSILON
1768 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1769 # define NV_MAX DBL_MAX
1770 # define NV_MIN DBL_MIN
1773 # define NV_MAX HUGE_VAL
1776 # define Perl_cos cos
1777 # define Perl_sin sin
1778 # define Perl_sqrt sqrt
1779 # define Perl_exp exp
1780 # define Perl_log log
1781 # define Perl_atan2 atan2
1782 # define Perl_pow pow
1783 # define Perl_floor floor
1784 # define Perl_ceil ceil
1785 # define Perl_fmod fmod
1786 # define Perl_modf(x,y) modf(x,y)
1787 # define Perl_frexp(x,y) frexp(x,y)
1790 /* rumor has it that Win32 has _fpclass() */
1792 /* SGI has fpclassl... but not with the same result values,
1793 * and it's via a typedef (not via #define), so will need to redo Configure
1794 * to use. Not worth the trouble, IMO, at least until the below is used
1795 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1796 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1797 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1799 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1801 # include <ieeefp.h>
1806 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1807 # define Perl_fp_class() fpclassl(x)
1809 # define Perl_fp_class() fpclass(x)
1811 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1812 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1813 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1814 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1815 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1816 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1817 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1818 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1819 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1820 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1821 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1822 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1823 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1824 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1825 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1828 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1830 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1831 # include <fp_class.h>
1833 # define Perl_fp_class(x) fp_class(x)
1834 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1835 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1836 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1837 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1838 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1839 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1840 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1841 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1842 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1843 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1844 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1845 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1846 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1847 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1848 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1851 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1853 # define Perl_fp_class(x) fpclassify(x)
1854 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1855 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1856 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1857 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1858 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1861 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1864 # define Perl_fp_class(x) class(x)
1866 # define Perl_fp_class(x) _class(x)
1868 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1869 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1870 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1871 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1872 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1873 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1874 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1875 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1876 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1877 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1878 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1879 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1880 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1881 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1882 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1885 /* rumor has it that Win32 has _isnan() */
1889 # define Perl_isnan(x) isnan((NV)x)
1891 # ifdef Perl_fp_class_nan
1892 # define Perl_isnan(x) Perl_fp_class_nan(x)
1894 # ifdef HAS_UNORDERED
1895 # define Perl_isnan(x) unordered((x), 0.0)
1897 # define Perl_isnan(x) ((x)!=(x))
1904 int isnan(double d);
1909 # define Perl_isinf(x) isinf((NV)x)
1911 # ifdef Perl_fp_class_inf
1912 # define Perl_isinf(x) Perl_fp_class_inf(x)
1914 # define Perl_isinf(x) ((x)==NV_INF)
1919 #ifndef Perl_isfinite
1921 # define Perl_isfinite(x) finite((NV)x)
1923 # ifdef HAS_ISFINITE
1924 # define Perl_isfinite(x) isfinite(x)
1926 # ifdef Perl_fp_class_finite
1927 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1929 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1935 /* The default is to use Perl's own atof() implementation (in numeric.c).
1936 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1937 * it is however best to use the native implementation of atof.
1938 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1939 * Some good tests to try out with either setting are t/base/num.t,
1940 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1941 * you may need to be using a different function than atof! */
1943 #ifndef USE_PERL_ATOF
1945 # define USE_PERL_ATOF
1948 # if USE_PERL_ATOF == 0
1949 # undef USE_PERL_ATOF
1953 #ifdef USE_PERL_ATOF
1954 # define Perl_atof(s) Perl_my_atof(s)
1955 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1957 # define Perl_atof(s) (NV)atof(s)
1958 # define Perl_atof2(s, n) ((n) = atof(s))
1961 /* Previously these definitions used hardcoded figures.
1962 * It is hoped these formula are more portable, although
1963 * no data one way or another is presently known to me.
1964 * The "PERL_" names are used because these calculated constants
1965 * do not meet the ANSI requirements for LONG_MAX, etc., which
1966 * need to be constants acceptable to #if - kja
1967 * define PERL_LONG_MAX 2147483647L
1968 * define PERL_LONG_MIN (-LONG_MAX - 1)
1969 * define PERL ULONG_MAX 4294967295L
1972 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1973 # include <limits.h>
1975 /* Included values.h above if necessary; still including limits.h down here,
1976 * despite doing above, because math.h might have overriden... XXX - Allen */
1979 * Try to figure out max and min values for the integral types. THE CORRECT
1980 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1981 * following hacks are used if neither limits.h or values.h provide them:
1982 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1983 * for types < int: (unsigned TYPE)~(unsigned)0
1984 * The argument to ~ must be unsigned so that later signed->unsigned
1985 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1986 * and it must not be smaller than int because ~ does integral promotion.
1987 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1988 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1989 * The latter is a hack which happens to work on some machines but
1990 * does *not* catch any random system, or things like integer types
1991 * with NaN if that is possible.
1993 * All of the types are explicitly cast to prevent accidental loss of
1994 * numeric range, and in the hope that they will be less likely to confuse
1995 * over-eager optimizers.
1999 #define PERL_UCHAR_MIN ((unsigned char)0)
2002 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2005 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2007 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2012 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2013 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2014 * depending on local options. Until Configure detects this (or at least
2015 * detects whether the "signed" keyword is available) the CHAR ranges
2016 * will not be included. UCHAR functions normally.
2020 #define PERL_USHORT_MIN ((unsigned short)0)
2023 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2026 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2029 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2031 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2037 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2039 # ifdef MAXSHORT /* Often used in <values.h> */
2040 # define PERL_SHORT_MAX ((short)MAXSHORT)
2043 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2045 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2051 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2054 # define PERL_SHORT_MIN ((short)MINSHORT)
2057 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2059 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2065 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2068 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2070 # define PERL_UINT_MAX (~(unsigned int)0)
2074 #define PERL_UINT_MIN ((unsigned int)0)
2077 # define PERL_INT_MAX ((int)INT_MAX)
2079 # ifdef MAXINT /* Often used in <values.h> */
2080 # define PERL_INT_MAX ((int)MAXINT)
2082 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2087 # define PERL_INT_MIN ((int)INT_MIN)
2090 # define PERL_INT_MIN ((int)MININT)
2092 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2097 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2100 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2102 # define PERL_ULONG_MAX (~(unsigned long)0)
2106 #define PERL_ULONG_MIN ((unsigned long)0L)
2109 # define PERL_LONG_MAX ((long)LONG_MAX)
2111 # ifdef MAXLONG /* Often used in <values.h> */
2112 # define PERL_LONG_MAX ((long)MAXLONG)
2114 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2119 # define PERL_LONG_MIN ((long)LONG_MIN)
2122 # define PERL_LONG_MIN ((long)MINLONG)
2124 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2130 # define PERL_UQUAD_MAX (~(UV)0)
2131 # define PERL_UQUAD_MIN ((UV)0)
2132 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2133 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2138 # include "malloc_ctl.h"
2141 struct RExC_state_t;
2143 typedef MEM_SIZE STRLEN;
2145 typedef struct op OP;
2146 typedef struct cop COP;
2147 typedef struct unop UNOP;
2148 typedef struct binop BINOP;
2149 typedef struct listop LISTOP;
2150 typedef struct logop LOGOP;
2151 typedef struct pmop PMOP;
2152 typedef struct svop SVOP;
2153 typedef struct padop PADOP;
2154 typedef struct pvop PVOP;
2155 typedef struct loop LOOP;
2157 typedef struct interpreter PerlInterpreter;
2159 /* Amdahl's <ksync.h> has struct sv */
2160 /* SGI's <sys/sema.h> has struct sv */
2161 #if defined(UTS) || defined(__sgi)
2162 # define STRUCT_SV perl_sv
2164 # define STRUCT_SV sv
2166 typedef struct STRUCT_SV SV;
2167 typedef struct av AV;
2168 typedef struct hv HV;
2169 typedef struct cv CV;
2170 typedef struct regexp REGEXP;
2171 typedef struct gp GP;
2172 typedef struct gv GV;
2173 typedef struct io IO;
2174 typedef struct context PERL_CONTEXT;
2175 typedef struct block BLOCK;
2177 typedef struct magic MAGIC;
2178 typedef struct xpv XPV;
2179 typedef struct xpviv XPVIV;
2180 typedef struct xpvuv XPVUV;
2181 typedef struct xpvnv XPVNV;
2182 typedef struct xpvmg XPVMG;
2183 typedef struct xpvlv XPVLV;
2184 typedef struct xpvav XPVAV;
2185 typedef struct xpvhv XPVHV;
2186 typedef struct xpvgv XPVGV;
2187 typedef struct xpvcv XPVCV;
2188 typedef struct xpvbm XPVBM;
2189 typedef struct xpvfm XPVFM;
2190 typedef struct xpvio XPVIO;
2191 typedef struct mgvtbl MGVTBL;
2192 typedef union any ANY;
2193 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2194 typedef struct ptr_tbl PTR_TBL_t;
2195 typedef struct clone_params CLONE_PARAMS;
2199 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2200 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2201 # define USE_64_BIT_RAWIO /* implicit */
2205 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2206 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2207 * however, because operating systems like to do that themself. */
2210 # define FSEEKSIZE LSEEKSIZE
2212 # define FSEEKSIZE LONGSIZE
2216 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2217 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2218 # define USE_64_BIT_STDIO /* implicit */
2222 #ifdef USE_64_BIT_RAWIO
2225 # define Off_t off64_t
2227 # define LSEEKSIZE 8
2229 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2230 * will trigger defines like the ones below. Some 64-bit environments,
2231 * however, do not. Therefore we have to explicitly mix and match. */
2232 # if defined(USE_OPEN64)
2233 # define open open64
2235 # if defined(USE_LSEEK64)
2236 # define lseek lseek64
2238 # if defined(USE_LLSEEK)
2239 # define lseek llseek
2242 # if defined(USE_STAT64)
2243 # define stat stat64
2245 # if defined(USE_FSTAT64)
2246 # define fstat fstat64
2248 # if defined(USE_LSTAT64)
2249 # define lstat lstat64
2251 # if defined(USE_FLOCK64)
2252 # define flock flock64
2254 # if defined(USE_LOCKF64)
2255 # define lockf lockf64
2257 # if defined(USE_FCNTL64)
2258 # define fcntl fcntl64
2260 # if defined(USE_TRUNCATE64)
2261 # define truncate truncate64
2263 # if defined(USE_FTRUNCATE64)
2264 # define ftruncate ftruncate64
2268 #ifdef USE_64_BIT_STDIO
2269 # ifdef HAS_FPOS64_T
2271 # define Fpos_t fpos64_t
2273 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2274 * will trigger defines like the ones below. Some 64-bit environments,
2275 * however, do not. */
2276 # if defined(USE_FOPEN64)
2277 # define fopen fopen64
2279 # if defined(USE_FSEEK64)
2280 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2282 # if defined(USE_FTELL64)
2283 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2285 # if defined(USE_FSETPOS64)
2286 # define fsetpos fsetpos64
2288 # if defined(USE_FGETPOS64)
2289 # define fgetpos fgetpos64
2291 # if defined(USE_TMPFILE64)
2292 # define tmpfile tmpfile64
2294 # if defined(USE_FREOPEN64)
2295 # define freopen freopen64
2299 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2300 # include "iperlsys.h"
2303 #if defined(__OPEN_VM)
2304 # include "vmesa/vmesaish.h"
2305 # define ISHISH "vmesa"
2310 # include "os2ish.h"
2312 # include "dosish.h"
2314 # define ISHISH "dos"
2318 # include "vmsish.h"
2320 # define ISHISH "vms"
2324 # include "./plan9/plan9ish.h"
2325 # define ISHISH "plan9"
2329 # include "mpeix/mpeixish.h"
2330 # define ISHISH "mpeix"
2333 #if defined(__VOS__)
2335 # include "./vos/vosish.h"
2337 # include "vos/vosish.h"
2339 # define ISHISH "vos"
2343 # include "epocish.h"
2344 # define ISHISH "epoc"
2347 #ifdef __SYMBIAN32__
2348 # include "symbian/symbianish.h"
2350 # define ISHISH "symbian"
2353 #if defined(MACOS_TRADITIONAL)
2354 # include "macos/macish.h"
2355 # ifndef NO_ENVIRON_ARRAY
2356 # define NO_ENVIRON_ARRAY
2358 # define ISHISH "macos classic"
2361 #if defined(__BEOS__)
2362 # include "beos/beosish.h"
2363 # define ISHISH "beos"
2367 # include "unixish.h"
2368 # define ISHISH "unix"
2371 /* NSIG logic from Configure --> */
2372 /* Strange style to avoid deeply-nested #if/#else/#endif */
2375 # define NSIG (_NSIG)
2381 # define NSIG (SIGMAX+1)
2387 # define NSIG (SIG_MAX+1)
2393 # define NSIG (_SIG_MAX+1)
2399 # define NSIG (MAXSIG+1)
2405 # define NSIG (MAX_SIG+1)
2410 # ifdef SIGARRAYSIZE
2411 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2417 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2421 /* Default to some arbitrary number that's big enough to get most
2422 of the common signals.
2427 /* <-- NSIG logic from Configure */
2429 #ifndef NO_ENVIRON_ARRAY
2430 # define USE_ENVIRON_ARRAY
2434 * initialise to avoid floating-point exceptions from overflow, etc
2436 #ifndef PERL_FPU_INIT
2437 # ifdef HAS_FPSETMASK
2438 # if HAS_FLOATINGPOINT_H
2439 # include <floatingpoint.h>
2441 # define PERL_FPU_INIT fpsetmask(0);
2443 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2444 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2445 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2446 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2448 # define PERL_FPU_INIT
2453 #ifndef PERL_FPU_PRE_EXEC
2454 # define PERL_FPU_PRE_EXEC {
2455 # define PERL_FPU_POST_EXEC }
2458 #ifndef PERL_SYS_INIT3
2459 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2462 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2463 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2468 # ifdef _POSIX_PATH_MAX
2469 # if PATH_MAX > _POSIX_PATH_MAX
2470 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2471 * included the null byte or not. Later amendments of POSIX,
2472 * XPG4, the Austin Group, and the Single UNIX Specification
2473 * all explicitly include the null byte in the PATH_MAX.
2474 * Ditto for _POSIX_PATH_MAX. */
2475 # define MAXPATHLEN PATH_MAX
2477 # define MAXPATHLEN _POSIX_PATH_MAX
2480 # define MAXPATHLEN (PATH_MAX+1)
2483 # ifdef _POSIX_PATH_MAX
2484 # define MAXPATHLEN _POSIX_PATH_MAX
2486 # define MAXPATHLEN 1024 /* Err on the large side. */
2491 /* In case Configure was not used (we are using a "canned config"
2492 * such as Win32, or a cross-compilation setup, for example) try going
2493 * by the gcc major and minor versions. One useful URL is
2494 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2495 * but contrary to this information warn_unused_result seems
2496 * not to be in gcc 3.3.5, at least. --jhi
2497 * Set these up now otherwise we get confused when some of the <*thread.h>
2498 * includes below indirectly pull in <perlio.h> (which needs to know if we
2499 * have HASATTRIBUTE_FORMAT).
2502 #if defined __GNUC__
2503 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2504 # define HASATTRIBUTE_FORMAT
2506 # if __GNUC__ >= 3 /* 3.0 -> */
2507 # define HASATTRIBUTE_MALLOC
2509 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2510 # define HASATTRIBUTE_NONNULL
2512 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2513 # define HASATTRIBUTE_NORETURN
2515 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2516 # define HASATTRIBUTE_PURE
2518 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2519 # define HASATTRIBUTE_UNUSED
2521 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2522 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2526 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2527 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2528 * this results in many functions being undeclared which bothers C++
2529 * May make sense to have threads after "*ish.h" anyway
2532 #if defined(USE_ITHREADS)
2534 # include <nw5thread.h>
2536 # ifdef FAKE_THREADS
2537 # include "fakethr.h"
2540 # include <win32thread.h>
2543 # include "os2thread.h"
2545 # ifdef I_MACH_CTHREADS
2546 # include <mach/cthreads.h>
2547 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2548 # define MUTEX_INIT_CALLS_MALLOC
2550 typedef cthread_t perl_os_thread;
2551 typedef mutex_t perl_mutex;
2552 typedef condition_t perl_cond;
2553 typedef void * perl_key;
2554 # else /* Posix threads */
2556 # include <pthread.h>
2558 typedef pthread_t perl_os_thread;
2559 typedef pthread_mutex_t perl_mutex;
2560 typedef pthread_cond_t perl_cond;
2561 typedef pthread_key_t perl_key;
2562 # endif /* I_MACH_CTHREADS */
2565 # endif /* FAKE_THREADS */
2566 #endif /* NETWARE */
2567 #endif /* USE_ITHREADS */
2574 # include "netware.h"
2577 #define STATUS_UNIX PL_statusvalue
2579 # define STATUS_NATIVE PL_statusvalue_vms
2581 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2582 * its contents can not be trusted. Unfortunately, Perl seems to check
2583 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2586 # include <stsdef.h>
2588 /* Presume this because if VMS changes it, it will require a new
2589 * set of APIs for waiting on children for binary compatibility.
2591 # define child_offset_bits (8)
2592 # ifndef C_FAC_POSIX
2593 # define C_FAC_POSIX 0x35A000
2596 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2597 * platform from the existing UNIX or Native status values.
2600 # define STATUS_EXIT \
2601 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2602 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2605 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2606 * exit code and shifts the UNIX value over the correct number of bits to
2607 * be a child status. Usually the number of bits is 8, but that could be
2608 * platform dependent. The NATIVE status code is presumed to have either
2609 * from a child process.
2612 /* This is complicated. The child processes return a true native VMS
2613 status which must be saved. But there is an assumption in Perl that
2614 the UNIX child status has some relationship to errno values, so
2615 Perl tries to translate it to text in some of the tests.
2616 In order to get the string translation correct, for the error, errno
2617 must be EVMSERR, but that generates a different text message
2618 than what the test programs are expecting. So an errno value must
2619 be derived from the native status value when an error occurs.
2620 That will hide the true native status message. With this version of
2621 perl, the true native child status can always be retrieved so that
2622 is not a problem. But in this case, Pl_statusvalue and errno may
2623 have different values in them.
2626 # define STATUS_NATIVE_CHILD_SET(n) \
2628 I32 evalue = (I32)n; \
2629 if (evalue == EVMSERR) { \
2630 PL_statusvalue_vms = vaxc$errno; \
2631 PL_statusvalue = evalue; \
2633 PL_statusvalue_vms = evalue; \
2634 if (evalue == -1) { \
2635 PL_statusvalue = -1; \
2636 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2638 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2639 set_vaxc_errno(evalue); \
2640 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2641 set_errno(EVMSERR); \
2642 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2643 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2647 # ifdef VMSISH_STATUS
2648 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2650 # define STATUS_CURRENT STATUS_UNIX
2653 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2654 * the NATIVE status to an equivalent value. Can not be used to translate
2655 * exit code values as exit code values are not guaranteed to have any
2656 * relationship at all to errno values.
2657 * This is used when Perl is forcing errno to have a specific value.
2659 # define STATUS_UNIX_SET(n) \
2661 I32 evalue = (I32)n; \
2662 PL_statusvalue = evalue; \
2663 if (PL_statusvalue != -1) { \
2664 if (PL_statusvalue != EVMSERR) { \
2665 PL_statusvalue &= 0xFFFF; \
2666 if (MY_POSIX_EXIT) \
2667 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2668 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2671 PL_statusvalue_vms = vaxc$errno; \
2674 else PL_statusvalue_vms = SS$_ABORT; \
2675 set_vaxc_errno(PL_statusvalue_vms); \
2678 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2679 * the NATIVE error status based on it. It does not assume that
2680 * the UNIX/POSIX exit codes have any relationship to errno, except
2681 * that 0 indicates a success. When in the default mode to comply
2682 * with the Perl VMS documentation, any other code sets the NATIVE
2683 * status to a failure code of SS$_ABORT.
2685 * In the new POSIX EXIT mode, native status will be set so that the
2686 * actual exit code will can be retrieved by the calling program or
2689 * If the exit code is not clearly a UNIX parent or child exit status,
2690 * it will be passed through as a VMS status.
2693 # define STATUS_UNIX_EXIT_SET(n) \
2695 I32 evalue = (I32)n; \
2696 PL_statusvalue = evalue; \
2697 if (evalue != -1) { \
2698 if (evalue <= 0xFF00) { \
2699 if (evalue > 0xFF) \
2700 evalue = (evalue >> child_offset_bits) & 0xFF; \
2702 PL_statusvalue_vms == SS$_NORMAL; \
2704 if (MY_POSIX_EXIT) \
2705 PL_statusvalue_vms = \
2706 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2707 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2709 PL_statusvalue_vms = SS$_ABORT; \
2710 } else { /* forgive them Perl, for they have sinned */ \
2711 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2712 else PL_statusvalue_vms = vaxc$errno; \
2713 /* And obviously used a VMS status value instead of UNIX */ \
2714 PL_statusvalue = EVMSERR; \
2717 else PL_statusvalue_vms = SS$_ABORT; \
2718 set_vaxc_errno(PL_statusvalue_vms); \
2721 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2722 * and sets the NATIVE error status based on it. This special case
2723 * is needed to maintain compatibility with past VMS behavior.
2725 * In the default mode on VMS, this number is passed through as
2726 * both the NATIVE and UNIX status. Which makes it different
2727 * that the STATUS_UNIX_EXIT_SET.
2729 * In the new POSIX EXIT mode, native status will be set so that the
2730 * actual exit code will can be retrieved by the calling program or
2735 # define STATUS_EXIT_SET(n) \
2737 I32 evalue = (I32)n; \
2738 PL_statusvalue = evalue; \
2739 if (MY_POSIX_EXIT) \
2740 PL_statusvalue_vms = \
2741 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2742 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2744 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2745 set_vaxc_errno(PL_statusvalue_vms); \
2749 /* This macro forces a success status */
2750 # define STATUS_ALL_SUCCESS \
2751 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2753 /* This macro forces a failure status */
2754 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2755 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2756 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2759 # define STATUS_NATIVE PL_statusvalue_posix
2760 # if defined(WCOREDUMP)
2761 # define STATUS_NATIVE_CHILD_SET(n) \
2763 PL_statusvalue_posix = (n); \
2764 if (PL_statusvalue_posix == -1) \
2765 PL_statusvalue = -1; \
2768 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2769 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2770 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2773 # elif defined(WIFEXITED)
2774 # define STATUS_NATIVE_CHILD_SET(n) \
2776 PL_statusvalue_posix = (n); \
2777 if (PL_statusvalue_posix == -1) \
2778 PL_statusvalue = -1; \
2781 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2782 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2786 # define STATUS_NATIVE_CHILD_SET(n) \
2788 PL_statusvalue_posix = (n); \
2789 if (PL_statusvalue_posix == -1) \
2790 PL_statusvalue = -1; \
2793 PL_statusvalue_posix & 0xFFFF; \
2797 # define STATUS_UNIX_SET(n) \
2799 PL_statusvalue = (n); \
2800 if (PL_statusvalue != -1) \
2801 PL_statusvalue &= 0xFFFF; \
2803 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2804 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2805 # define STATUS_CURRENT STATUS_UNIX
2806 # define STATUS_EXIT STATUS_UNIX
2807 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2808 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2811 /* flags in PL_exit_flags for nature of exit() */
2812 #define PERL_EXIT_EXPECTED 0x01
2813 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2815 #ifndef MEMBER_TO_FPTR
2816 # define MEMBER_TO_FPTR(name) name
2819 /* format to use for version numbers in file/directory names */
2820 /* XXX move to Configure? */
2821 #ifndef PERL_FS_VER_FMT
2822 # define PERL_FS_VER_FMT "%d.%d.%d"
2825 /* This defines a way to flush all output buffers. This may be a
2826 * performance issue, so we allow people to disable it. Also, if
2827 * we are using stdio, there are broken implementations of fflush(NULL)
2828 * out there, Solaris being the most prominent.
2830 #ifndef PERL_FLUSHALL_FOR_CHILD
2831 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2832 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2835 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2837 # define PERL_FLUSHALL_FOR_CHILD NOOP
2842 #ifndef PERL_WAIT_FOR_CHILDREN
2843 # define PERL_WAIT_FOR_CHILDREN NOOP
2846 /* the traditional thread-unsafe notion of "current interpreter". */
2847 #ifndef PERL_SET_INTERP
2848 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2851 #ifndef PERL_GET_INTERP
2852 # define PERL_GET_INTERP (PL_curinterp)
2855 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2856 # ifdef MULTIPLICITY
2857 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2859 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2863 This replaces the previous %_ "hack" by the "%p" hacks.
2864 All that is required is that the perl source does not
2865 use "%-p" or "%-<number>p" or "%<number>p" formats.
2866 These formats will still work in perl code.
2867 See comments in sv.c for futher details.
2869 -DvdNUMBER=<number> can be used to redefine VDf
2871 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2872 which works properly but gives compiler warnings
2874 Robin Barker 2005-07-14
2878 # define SVf_(n) "-" STRINGIFY(n) "p"
2886 # define SVf32 SVf_(32)
2890 # define SVf256 SVf_(256)
2899 # define VDf STRINGIFY(vdNUMBER) "p"
2909 #ifdef HASATTRIBUTE_FORMAT
2910 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2912 #ifdef HASATTRIBUTE_MALLOC
2913 # define __attribute__malloc__ __attribute__((__malloc__))
2915 #ifdef HASATTRIBUTE_NONNULL
2916 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2918 #ifdef HASATTRIBUTE_NORETURN
2919 # define __attribute__noreturn__ __attribute__((noreturn))
2921 #ifdef HASATTRIBUTE_PURE
2922 # define __attribute__pure__ __attribute__((pure))
2924 #ifdef HASATTRIBUTE_UNUSED
2925 # define __attribute__unused__ __attribute__((unused))
2927 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2928 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2931 /* If we haven't defined the attributes yet, define them to blank. */
2932 #ifndef __attribute__format__
2933 # define __attribute__format__(x,y,z)
2935 #ifndef __attribute__malloc__
2936 # define __attribute__malloc__
2938 #ifndef __attribute__nonnull__
2939 # define __attribute__nonnull__(a)
2941 #ifndef __attribute__noreturn__
2942 # define __attribute__noreturn__
2944 #ifndef __attribute__pure__
2945 # define __attribute__pure__
2947 #ifndef __attribute__unused__
2948 # define __attribute__unused__
2950 #ifndef __attribute__warn_unused_result__
2951 # define __attribute__warn_unused_result__
2954 /* For functions that are marked as __attribute__noreturn__, it's not
2955 appropriate to call return. In either case, include the lint directive.
2957 #ifdef HASATTRIBUTE_NORETURN
2958 # define NORETURN_FUNCTION_END /* NOT REACHED */
2960 # define NORETURN_FUNCTION_END /* NOT REACHED */ return 0
2963 /* Some unistd.h's give a prototype for pause() even though
2964 HAS_PAUSE ends up undefined. This causes the #define
2965 below to be rejected by the compiler. Sigh.
2970 #define Pause() sleep((32767<<16)+32767)
2974 # ifdef IOCPARM_MASK
2975 /* on BSDish systems we're safe */
2976 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2978 # if defined(_IOC_SIZE) && defined(__GLIBC__)
2979 /* on Linux systems we're safe */
2980 # define IOCPARM_LEN(x) _IOC_SIZE(x)
2982 /* otherwise guess at what's safe */
2983 # define IOCPARM_LEN(x) 256
2988 #if defined(__CYGWIN__)
2990 * This symbol, if defined, indicates that the program should
2991 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
2992 * that a file is in "binary" mode -- that is, that no translation
2993 * of bytes occurs on read or write operations.
2995 # define USEMYBINMODE /**/
2996 # include <io.h> /* for setmode() prototype */
2997 # define my_binmode(fp, iotype, mode) \
2998 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3002 void init_os_extras(void);
3005 #ifdef UNION_ANY_DEFINITION
3006 UNION_ANY_DEFINITION;
3014 void (*any_dptr) (void*);
3015 void (*any_dxptr) (pTHX_ void*);
3019 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3021 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3022 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3023 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3025 #if defined(_AIX) && !defined(_AIX43)
3026 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3027 /* We cannot include <crypt.h> to get the struct crypt_data
3028 * because of setkey prototype problems when threading */
3029 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3030 /* From OSF, Not needed in AIX
3038 #endif /* threading */
3041 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3042 # include "iperlsys.h"
3045 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3046 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3047 * defined by Configure, despite their names being similar to the
3048 * other defines like USE_ITHREADS. Configure in fact knows nothing
3049 * about the randomised hashes. Therefore to enable/disable the hash
3050 * randomisation defines use the Configure -Accflags=... instead. */
3051 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3052 # define USE_HASH_SEED
3062 #include "opnames.h"
3069 #include "warnings.h"
3072 /* Current curly descriptor */
3073 typedef struct curcur CURCUR;
3075 int parenfloor; /* how far back to strip paren data */
3076 int cur; /* how many instances of scan we've matched */
3077 int min; /* the minimal number of scans to match */
3078 int max; /* the maximal number of scans to match */
3079 int minmod; /* whether to work our way up or down */
3080 regnode * scan; /* the thing to match */
3081 regnode * next; /* what has to match after it */
3082 char * lastloc; /* where we started matching this scan */
3083 CURCUR * oldcc; /* current curly before we started this one */
3086 typedef struct _sublex_info SUBLEXINFO;
3087 struct _sublex_info {
3088 I32 super_state; /* lexer state to save */
3089 I32 sub_inwhat; /* "lex_inwhat" to use */
3090 OP *sub_op; /* "lex_op" to use */
3091 char *super_bufptr; /* PL_bufptr that was */
3092 char *super_bufend; /* PL_bufend that was */
3095 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3097 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3098 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3100 typedef I32 CHECKPOINT;
3102 /* Keep next first in this structure, because sv_free_arenas take
3103 advantage of this to share code between the pte arenas and the SV
3105 struct ptr_tbl_ent {
3106 struct ptr_tbl_ent* next;
3112 struct ptr_tbl_ent** tbl_ary;
3117 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3121 #if defined(htonl) && !defined(HAS_HTONL)
3124 #if defined(htons) && !defined(HAS_HTONS)
3127 #if defined(ntohl) && !defined(HAS_NTOHL)
3130 #if defined(ntohs) && !defined(HAS_NTOHS)
3134 #if (BYTEORDER & 0xffff) != 0x4321
3140 #define htons my_swap
3141 #define htonl my_htonl
3142 #define ntohs my_swap
3143 #define ntohl my_ntohl
3146 #if (BYTEORDER & 0xffff) == 0x4321
3155 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3158 #if BYTEORDER != 0x1234
3163 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3164 # define vtohl(x) ((((x)&0xFF)<<24) \
3166 +(((x)&0x0000FF00)<<8) \
3167 +(((x)&0x00FF0000)>>8) )
3168 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3169 # define htovl(x) vtohl(x)
3170 # define htovs(x) vtohs(x)
3172 /* otherwise default to functions in util.c */
3174 short htovs(short n);
3175 short vtohs(short n);
3181 /* *MAX Plus 1. A floating point value.
3182 Hopefully expressed in a way that dodgy floating point can't mess up.
3183 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3185 May find that some broken compiler will want the value cast to I32.
3186 [after the shift, as signed >> may not be as secure as unsigned >>]
3188 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3189 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3190 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3191 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3192 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3194 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3196 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3197 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3198 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3200 /* This may look like unnecessary jumping through hoops, but converting
3201 out of range floating point values to integers *is* undefined behaviour,
3202 and it is starting to bite.
3205 #define I_32(what) (cast_i32((NV)(what)))
3206 #define U_32(what) (cast_ulong((NV)(what)))
3207 #define I_V(what) (cast_iv((NV)(what)))
3208 #define U_V(what) (cast_uv((NV)(what)))
3210 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3211 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3212 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3213 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3214 : ((n) < U32_MAX_P1 ? (U32) (n) \
3215 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3216 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3217 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3218 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3219 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3220 : ((n) < UV_MAX_P1 ? (UV) (n) \
3221 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3224 #define U_S(what) ((U16)U_32(what))
3225 #define U_I(what) ((unsigned int)U_32(what))
3226 #define U_L(what) U_32(what)
3228 /* These do not care about the fractional part, only about the range. */
3229 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3230 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3232 /* Used with UV/IV arguments: */
3233 /* XXXX: need to speed it up */
3234 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3235 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3242 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3243 Uid_t getuid (void);
3244 Uid_t geteuid (void);
3245 Gid_t getgid (void);
3246 Gid_t getegid (void);
3250 #ifndef Perl_debug_log
3251 # define Perl_debug_log PerlIO_stderr()
3254 #ifndef Perl_error_log
3255 # define Perl_error_log (PL_stderrgv \
3256 && isGV(PL_stderrgv) \
3257 && GvIOp(PL_stderrgv) \
3258 && IoOFP(GvIOp(PL_stderrgv)) \
3259 ? IoOFP(GvIOp(PL_stderrgv)) \
3264 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3265 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3266 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3267 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3268 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3269 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3270 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3271 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3272 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3273 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3274 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3275 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3277 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3278 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3279 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3280 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3281 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3282 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3283 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3284 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3285 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3286 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3287 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3288 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3290 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3291 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3292 that something was done? */
3294 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3295 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3296 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3297 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3298 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3299 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3300 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3301 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3302 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3303 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3304 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3305 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3306 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3307 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3308 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3309 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3310 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3311 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3312 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3313 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3314 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3315 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3316 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3317 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3321 # define DEBUG_p_TEST DEBUG_p_TEST_
3322 # define DEBUG_s_TEST DEBUG_s_TEST_
3323 # define DEBUG_l_TEST DEBUG_l_TEST_
3324 # define DEBUG_t_TEST DEBUG_t_TEST_
3325 # define DEBUG_o_TEST DEBUG_o_TEST_
3326 # define DEBUG_c_TEST DEBUG_c_TEST_
3327 # define DEBUG_P_TEST DEBUG_P_TEST_
3328 # define DEBUG_m_TEST DEBUG_m_TEST_
3329 # define DEBUG_f_TEST DEBUG_f_TEST_
3330 # define DEBUG_r_TEST DEBUG_r_TEST_
3331 # define DEBUG_x_TEST DEBUG_x_TEST_
3332 # define DEBUG_u_TEST DEBUG_u_TEST_
3333 # define DEBUG_H_TEST DEBUG_H_TEST_
3334 # define DEBUG_X_TEST DEBUG_X_TEST_
3335 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3336 # define DEBUG_D_TEST DEBUG_D_TEST_
3337 # define DEBUG_S_TEST DEBUG_S_TEST_
3338 # define DEBUG_T_TEST DEBUG_T_TEST_
3339 # define DEBUG_R_TEST DEBUG_R_TEST_
3340 # define DEBUG_J_TEST DEBUG_J_TEST_
3341 # define DEBUG_v_TEST DEBUG_v_TEST_
3342 # define DEBUG_C_TEST DEBUG_C_TEST_
3343 # define DEBUG_A_TEST DEBUG_A_TEST_
3344 # define DEBUG_q_TEST DEBUG_q_TEST_
3346 # define PERL_DEB(a) a
3347 # define PERL_DEBUG(a) if (PL_debug) a
3348 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3349 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3350 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3351 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3352 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3353 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3354 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3356 /* Temporarily turn off memory debugging in case the a
3357 * does memory allocation, either directly or indirectly. */
3358 # define DEBUG_m(a) \
3360 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3363 # define DEBUG__(t, a) \
3365 if (t) STMT_START {a;} STMT_END; \
3368 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3369 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3370 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3371 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3372 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3373 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3374 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3375 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3379 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3380 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3381 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3382 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3383 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3384 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3386 #else /* DEBUGGING */
3388 # define DEBUG_p_TEST (0)
3389 # define DEBUG_s_TEST (0)
3390 # define DEBUG_l_TEST (0)
3391 # define DEBUG_t_TEST (0)
3392 # define DEBUG_o_TEST (0)
3393 # define DEBUG_c_TEST (0)
3394 # define DEBUG_P_TEST (0)
3395 # define DEBUG_m_TEST (0)
3396 # define DEBUG_f_TEST (0)
3397 # define DEBUG_r_TEST (0)
3398 # define DEBUG_x_TEST (0)
3399 # define DEBUG_u_TEST (0)
3400 # define DEBUG_H_TEST (0)
3401 # define DEBUG_X_TEST (0)
3402 # define DEBUG_Xv_TEST (0)
3403 # define DEBUG_D_TEST (0)
3404 # define DEBUG_S_TEST (0)
3405 # define DEBUG_T_TEST (0)
3406 # define DEBUG_R_TEST (0)
3407 # define DEBUG_J_TEST (0)
3408 # define DEBUG_v_TEST (0)
3409 # define DEBUG_C_TEST (0)
3410 # define DEBUG_A_TEST (0)
3411 # define DEBUG_q_TEST (0)
3413 # define PERL_DEB(a)
3414 # define PERL_DEBUG(a)
3429 # define DEBUG_Xv(a)
3438 #endif /* DEBUGGING */
3441 #define DEBUG_SCOPE(where) \
3442 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3443 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3448 /* These constants should be used in preference to raw characters
3449 * when using magic. Note that some perl guts still assume
3450 * certain character properties of these constants, namely that
3451 * isUPPER() and toLOWER() may do useful mappings.
3453 * Update the magic_names table in dump.c when adding/amending these
3456 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3457 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3458 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3459 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3460 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3461 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3463 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3464 #define PERL_MAGIC_env 'E' /* %ENV hash */
3465 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3466 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3467 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3468 #define PERL_MAGIC_isa 'I' /* @ISA array */
3469 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3470 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3471 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3472 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3473 #define PERL_MAGIC_mutex 'm' /* for lock op */
3474 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3475 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3476 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3477 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3478 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3479 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3480 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3481 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3482 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3483 #define PERL_MAGIC_taint 't' /* Taintedness */
3484 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3485 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3486 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3487 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3488 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3489 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3490 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3491 smart parameter vivification */
3492 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
3493 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3494 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3495 #define PERL_MAGIC_backref '<' /* for weak ref data */
3496 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3497 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3498 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3499 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3502 #ifndef assert /* <assert.h> might have been included somehow */
3503 #define assert(what) PERL_DEB( \
3504 ((what) ? ((void) 0) : \
3505 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3506 "\", line %d", STRINGIFY(what), __LINE__), \
3512 I32 (*uf_val)(pTHX_ IV, SV*);
3513 I32 (*uf_set)(pTHX_ IV, SV*);
3517 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3518 * XS code wanting to be backward compatible can do something
3519 * like the following:
3521 #ifndef PERL_MG_UFUNC
3522 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3525 static PERL_MG_UFUNC(foo_get, index, val)
3535 #ifndef PERL_MG_UFUNC
3536 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3539 /* Fix these up for __STDC__ */
3540 #ifndef DONT_DECLARE_STD
3541 char *mktemp (char*);
3543 double atof (const char*);
3548 /* All of these are in stdlib.h or time.h for ANSI C */
3550 struct tm *gmtime(), *localtime();
3551 #if defined(OEMVS) || defined(__OPEN_VM)
3552 char *(strchr)(), *(strrchr)();
3553 char *(strcpy)(), *(strcat)();
3555 char *strchr(), *strrchr();
3556 char *strcpy(), *strcat();
3558 #endif /* ! STANDARD_C */
3565 double exp (double);
3566 double log (double);
3567 double log10 (double);
3568 double sqrt (double);
3569 double frexp (double,int*);
3570 double ldexp (double,int);
3571 double modf (double,double*);
3572 double sin (double);
3573 double cos (double);
3574 double atan2 (double,double);
3575 double pow (double,double);
3579 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3580 # define NV_INF LDBL_INFINITY
3582 #if !defined(NV_INF) && defined(DBL_INFINITY)
3583 # define NV_INF (NV)DBL_INFINITY
3585 #if !defined(NV_INF) && defined(INFINITY)
3586 # define NV_INF (NV)INFINITY
3588 #if !defined(NV_INF) && defined(INF)
3589 # define NV_INF (NV)INF
3591 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3592 # define NV_INF (NV)HUGE_VALL
3594 #if !defined(NV_INF) && defined(HUGE_VAL)
3595 # define NV_INF (NV)HUGE_VAL
3598 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3599 # if !defined(NV_NAN) && defined(LDBL_NAN)
3600 # define NV_NAN LDBL_NAN
3602 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3603 # define NV_NAN LDBL_QNAN
3605 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3606 # define NV_NAN LDBL_SNAN
3609 #if !defined(NV_NAN) && defined(DBL_NAN)
3610 # define NV_NAN (NV)DBL_NAN
3612 #if !defined(NV_NAN) && defined(DBL_QNAN)
3613 # define NV_NAN (NV)DBL_QNAN
3615 #if !defined(NV_NAN) && defined(DBL_SNAN)
3616 # define NV_NAN (NV)DBL_SNAN
3618 #if !defined(NV_NAN) && defined(QNAN)
3619 # define NV_NAN (NV)QNAN
3621 #if !defined(NV_NAN) && defined(SNAN)
3622 # define NV_NAN (NV)SNAN
3624 #if !defined(NV_NAN) && defined(NAN)
3625 # define NV_NAN (NV)NAN
3629 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3630 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3632 # if !defined(WIN32) && !defined(VMS)
3634 char *crypt (const char*, const char*);
3636 # endif /* !WIN32 */
3637 # endif /* !NeXT && !__NeXT__ */
3638 # ifndef DONT_DECLARE_STD
3640 char *getenv (const char*);
3641 # endif /* !getenv */
3642 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3643 # ifdef _FILE_OFFSET_BITS
3644 # if _FILE_OFFSET_BITS == 64
3645 Off_t lseek (int,Off_t,int);
3649 # endif /* !DONT_DECLARE_STD */
3651 char *getlogin (void);
3653 #endif /* !__cplusplus */
3655 /* Fixme on VMS. This needs to be a run-time, not build time options */
3656 /* Also rename() is affected by this */
3657 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3658 #define UNLINK unlnk
3659 I32 unlnk (const char*);
3661 #define UNLINK PerlLIO_unlink
3664 /* some versions of glibc are missing the setresuid() proto */
3665 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3666 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3668 /* some versions of glibc are missing the setresgid() proto */
3669 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3670 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3673 #ifndef HAS_SETREUID
3674 # ifdef HAS_SETRESUID
3675 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3676 # define HAS_SETREUID
3679 #ifndef HAS_SETREGID
3680 # ifdef HAS_SETRESGID
3681 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3682 # define HAS_SETREGID
3686 /* Sighandler_t defined in iperlsys.h */
3688 #ifdef HAS_SIGACTION
3689 typedef struct sigaction Sigsave_t;
3691 typedef Sighandler_t Sigsave_t;
3702 # define RUNOPS_DEFAULT Perl_runops_debug
3704 # define RUNOPS_DEFAULT Perl_runops_standard
3708 # ifdef MUTEX_INIT_CALLS_MALLOC
3709 # define MALLOC_INIT \
3711 PL_malloc_mutex = NULL; \
3712 MUTEX_INIT(&PL_malloc_mutex); \
3714 # define MALLOC_TERM \
3716 perl_mutex tmp = PL_malloc_mutex; \
3717 PL_malloc_mutex = NULL; \
3718 MUTEX_DESTROY(&tmp); \
3721 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3722 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3725 # define MALLOC_INIT
3726 # define MALLOC_TERM
3729 #if defined(PERL_IMPLICIT_CONTEXT)
3730 struct perl_memory_debug_header {
3737 #define PERL_POISON_INUSE 29
3738 #define PERL_POISON_FREE 159
3741 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3742 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3743 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3748 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3749 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3750 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3751 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3753 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3754 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3756 /* NeXT has problems with crt0.o globals */
3757 #if defined(__DYNAMIC__) && \
3758 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3759 # if defined(NeXT) || defined(__NeXT)
3760 # include <mach-o/dyld.h>
3761 # define environ (*environ_pointer)
3762 EXT char *** environ_pointer;
3764 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3765 # include <crt_externs.h> /* for the env array */
3766 # define environ (*_NSGetEnviron())
3770 /* VMS and some other platforms don't use the environ array */
3771 # ifdef USE_ENVIRON_ARRAY
3772 # if !defined(DONT_DECLARE_STD) || \
3773 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3776 extern char ** environ; /* environment variables supplied via exec */
3783 /* handy constants */
3784 EXTCONST char PL_warn_uninit[]
3785 INIT("Use of uninitialized value%s%s%s");
3786 EXTCONST char PL_warn_nosemi[]
3787 INIT("Semicolon seems to be missing");
3788 EXTCONST char PL_warn_reserved[]
3789 INIT("Unquoted string \"%s\" may clash with future reserved word");
3790 EXTCONST char PL_warn_nl[]
3791 INIT("Unsuccessful %s on filename containing newline");
3792 EXTCONST char PL_no_wrongref[]
3793 INIT("Can't use %s ref as %s ref");
3794 EXTCONST char PL_no_symref[]
3795 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3796 EXTCONST char PL_no_symref_sv[]
3797 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3798 EXTCONST char PL_no_usym[]
3799 INIT("Can't use an undefined value as %s reference");
3800 EXTCONST char PL_no_aelem[]
3801 INIT("Modification of non-creatable array value attempted, subscript %d");
3802 EXTCONST char PL_no_helem_sv[]
3803 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3804 EXTCONST char PL_no_modify[]
3805 INIT("Modification of a read-only value attempted");
3806 EXTCONST char PL_no_mem[]
3807 INIT("Out of memory!\n");
3808 EXTCONST char PL_no_security[]
3809 INIT("Insecure dependency in %s%s");
3810 EXTCONST char PL_no_sock_func[]
3811 INIT("Unsupported socket function \"%s\" called");
3812 EXTCONST char PL_no_dir_func[]
3813 INIT("Unsupported directory function \"%s\" called");
3814 EXTCONST char PL_no_func[]
3815 INIT("The %s function is unimplemented");
3816 EXTCONST char PL_no_myglob[]
3817 INIT("\"my\" variable %s can't be in a package");
3818 EXTCONST char PL_no_localize_ref[]
3819 INIT("Can't localize through a reference");
3820 EXTCONST char PL_memory_wrap[]
3821 INIT("panic: memory wrap");
3823 EXTCONST char PL_uuemap[65]
3824 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3828 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3829 EXTCONST int PL_sig_num[] = { SIG_NUM };
3831 EXTCONST char* const PL_sig_name[];
3832 EXTCONST int PL_sig_num[];
3835 /* fast conversion and case folding tables */
3839 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3840 0, 1, 2, 3, 4, 5, 6, 7,
3841 8, 9, 10, 11, 12, 13, 14, 15,
3842 16, 17, 18, 19, 20, 21, 22, 23,
3843 24, 25, 26, 27, 28, 29, 30, 31,
3844 32, 33, 34, 35, 36, 37, 38, 39,
3845 40, 41, 42, 43, 44, 45, 46, 47,
3846 48, 49, 50, 51, 52, 53, 54, 55,
3847 56, 57, 58, 59, 60, 61, 62, 63,
3848 64, 65, 66, 67, 68, 69, 70, 71,
3849 72, 73, 74, 75, 76, 77, 78, 79,
3850 80, 81, 82, 83, 84, 85, 86, 87,
3851 88, 89, 90, 91, 92, 93, 94, 95,
3852 96, 97, 98, 99, 100, 101, 102, 103,
3853 104, 105, 106, 107, 108, 109, 110, 111,
3854 112, 113, 114, 115, 116, 117, 118, 119,
3855 120, 121, 122, 123, 124, 125, 126, 127,
3856 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3857 'H', 'I', 138, 139, 140, 141, 142, 143,
3858 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3859 'Q', 'R', 154, 155, 156, 157, 158, 159,
3860 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3861 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3862 176, 177, 178, 179, 180, 181, 182, 183,
3863 184, 185, 186, 187, 188, 189, 190, 191,
3864 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3865 'h', 'i', 202, 203, 204, 205, 206, 207,
3866 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3867 'q', 'r', 218, 219, 220, 221, 222, 223,
3868 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3869 'y', 'z', 234, 235, 236, 237, 238, 239,
3870 240, 241, 242, 243, 244, 245, 246, 247,
3871 248, 249, 250, 251, 252, 253, 254, 255
3873 #else /* ascii rather than ebcdic */
3874 EXTCONST unsigned char PL_fold[] = {
3875 0, 1, 2, 3, 4, 5, 6, 7,
3876 8, 9, 10, 11, 12, 13, 14, 15,
3877 16, 17, 18, 19, 20, 21, 22, 23,
3878 24, 25, 26, 27, 28, 29, 30, 31,
3879 32, 33, 34, 35, 36, 37, 38, 39,
3880 40, 41, 42, 43, 44, 45, 46, 47,
3881 48, 49, 50, 51, 52, 53, 54, 55,
3882 56, 57, 58, 59, 60, 61, 62, 63,
3883 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3884 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3885 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3886 'x', 'y', 'z', 91, 92, 93, 94, 95,
3887 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3888 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3889 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3890 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3891 128, 129, 130, 131, 132, 133, 134, 135,
3892 136, 137, 138, 139, 140, 141, 142, 143,
3893 144, 145, 146, 147, 148, 149, 150, 151,
3894 152, 153, 154, 155, 156, 157, 158, 159,
3895 160, 161, 162, 163, 164, 165, 166, 167,
3896 168, 169, 170, 171, 172, 173, 174, 175,
3897 176, 177, 178, 179, 180, 181, 182, 183,
3898 184, 185, 186, 187, 188, 189, 190, 191,
3899 192, 193, 194, 195, 196, 197, 198, 199,
3900 200, 201, 202, 203, 204, 205, 206, 207,
3901 208, 209, 210, 211, 212, 213, 214, 215,
3902 216, 217, 218, 219, 220, 221, 222, 223,
3903 224, 225, 226, 227, 228, 229, 230, 231,
3904 232, 233, 234, 235, 236, 237, 238, 239,
3905 240, 241, 242, 243, 244, 245, 246, 247,
3906 248, 249, 250, 251, 252, 253, 254, 255
3908 #endif /* !EBCDIC */
3910 EXTCONST unsigned char PL_fold[];
3913 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3915 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3916 0, 1, 2, 3, 4, 5, 6, 7,
3917 8, 9, 10, 11, 12, 13, 14, 15,
3918 16, 17, 18, 19, 20, 21, 22, 23,
3919 24, 25, 26, 27, 28, 29, 30, 31,
3920 32, 33, 34, 35, 36, 37, 38, 39,
3921 40, 41, 42, 43, 44, 45, 46, 47,
3922 48, 49, 50, 51, 52, 53, 54, 55,
3923 56, 57, 58, 59, 60, 61, 62, 63,
3924 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3925 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3926 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3927 'x', 'y', 'z', 91, 92, 93, 94, 95,
3928 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3929 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3930 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3931 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3932 128, 129, 130, 131, 132, 133, 134, 135,
3933 136, 137, 138, 139, 140, 141, 142, 143,
3934 144, 145, 146, 147, 148, 149, 150, 151,
3935 152, 153, 154, 155, 156, 157, 158, 159,
3936 160, 161, 162, 163, 164, 165, 166, 167,
3937 168, 169, 170, 171, 172, 173, 174, 175,
3938 176, 177, 178, 179, 180, 181, 182, 183,
3939 184, 185, 186, 187, 188, 189, 190, 191,
3940 192, 193, 194, 195, 196, 197, 198, 199,
3941 200, 201, 202, 203, 204, 205, 206, 207,
3942 208, 209, 210, 211, 212, 213, 214, 215,
3943 216, 217, 218, 219, 220, 221, 222, 223,
3944 224, 225, 226, 227, 228, 229, 230, 231,
3945 232, 233, 234, 235, 236, 237, 238, 239,
3946 240, 241, 242, 243, 244, 245, 246, 247,
3947 248, 249, 250, 251, 252, 253, 254, 255
3950 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
3952 #endif /* !PERL_GLOBAL_STRUCT */
3956 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3957 1, 2, 84, 151, 154, 155, 156, 157,
3958 165, 246, 250, 3, 158, 7, 18, 29,
3959 40, 51, 62, 73, 85, 96, 107, 118,
3960 129, 140, 147, 148, 149, 150, 152, 153,
3961 255, 6, 8, 9, 10, 11, 12, 13,
3962 14, 15, 24, 25, 26, 27, 28, 226,
3963 29, 30, 31, 32, 33, 43, 44, 45,
3964 46, 47, 48, 49, 50, 76, 77, 78,
3965 79, 80, 81, 82, 83, 84, 85, 86,
3966 87, 94, 95, 234, 181, 233, 187, 190,
3967 180, 96, 97, 98, 99, 100, 101, 102,
3968 104, 112, 182, 174, 236, 232, 229, 103,
3969 228, 226, 114, 115, 116, 117, 118, 119,
3970 120, 121, 122, 235, 176, 230, 194, 162,
3971 130, 131, 132, 133, 134, 135, 136, 137,
3972 138, 139, 201, 205, 163, 217, 220, 224,
3973 5, 248, 227, 244, 242, 255, 241, 231,
3974 240, 253, 16, 197, 19, 20, 21, 187,
3975 23, 169, 210, 245, 237, 249, 247, 239,
3976 168, 252, 34, 196, 36, 37, 38, 39,
3977 41, 42, 251, 254, 238, 223, 221, 213,
3978 225, 177, 52, 53, 54, 55, 56, 57,
3979 58, 59, 60, 61, 63, 64, 65, 66,
3980 67, 68, 69, 70, 71, 72, 74, 75,
3981 205, 208, 186, 202, 200, 218, 198, 179,
3982 178, 214, 88, 89, 90, 91, 92, 93,
3983 217, 166, 170, 207, 199, 209, 206, 204,
3984 160, 212, 105, 106, 108, 109, 110, 111,
3985 203, 113, 216, 215, 192, 175, 193, 243,
3986 172, 161, 123, 124, 125, 126, 127, 128,
3987 222, 219, 211, 195, 188, 193, 185, 184,
3988 191, 183, 141, 142, 143, 144, 145, 146
3990 #else /* ascii rather than ebcdic */
3991 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
3992 1, 2, 84, 151, 154, 155, 156, 157,
3993 165, 246, 250, 3, 158, 7, 18, 29,
3994 40, 51, 62, 73, 85, 96, 107, 118,
3995 129, 140, 147, 148, 149, 150, 152, 153,
3996 255, 182, 224, 205, 174, 176, 180, 217,
3997 233, 232, 236, 187, 235, 228, 234, 226,
3998 222, 219, 211, 195, 188, 193, 185, 184,
3999 191, 183, 201, 229, 181, 220, 194, 162,
4000 163, 208, 186, 202, 200, 218, 198, 179,
4001 178, 214, 166, 170, 207, 199, 209, 206,
4002 204, 160, 212, 216, 215, 192, 175, 173,
4003 243, 172, 161, 190, 203, 189, 164, 230,
4004 167, 248, 227, 244, 242, 255, 241, 231,
4005 240, 253, 169, 210, 245, 237, 249, 247,
4006 239, 168, 252, 251, 254, 238, 223, 221,
4007 213, 225, 177, 197, 171, 196, 159, 4,
4008 5, 6, 8, 9, 10, 11, 12, 13,
4009 14, 15, 16, 17, 19, 20, 21, 22,
4010 23, 24, 25, 26, 27, 28, 30, 31,
4011 32, 33, 34, 35, 36, 37, 38, 39,
4012 41, 42, 43, 44, 45, 46, 47, 48,
4013 49, 50, 52, 53, 54, 55, 56, 57,
4014 58, 59, 60, 61, 63, 64, 65, 66,
4015 67, 68, 69, 70, 71, 72, 74, 75,
4016 76, 77, 78, 79, 80, 81, 82, 83,
4017 86, 87, 88, 89, 90, 91, 92, 93,
4018 94, 95, 97, 98, 99, 100, 101, 102,
4019 103, 104, 105, 106, 108, 109, 110, 111,
4020 112, 113, 114, 115, 116, 117, 119, 120,
4021 121, 122, 123, 124, 125, 126, 127, 128,
4022 130, 131, 132, 133, 134, 135, 136, 137,
4023 138, 139, 141, 142, 143, 144, 145, 146
4027 EXTCONST unsigned char PL_freq[];
4032 EXTCONST char* const PL_block_type[] = {
4044 EXTCONST char* PL_block_type[];
4050 /*****************************************************************************/
4051 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4052 /*****************************************************************************/
4053 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4056 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4065 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
4066 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
4067 * it's not really needed.
4070 # define YYTOKENTYPE
4074 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4085 XTERMORDORDOR /* evil hack */
4086 /* update exp_name[] in toke.c if adding to this enum */
4089 enum { /* pass one of these to get_vtbl */
4115 want_vtbl_amagicelem,
4124 /* Note: the lowest 8 bits are reserved for
4125 stuffing into op->op_private */
4126 #define HINT_PRIVATE_MASK 0x000000ff
4127 #define HINT_INTEGER 0x00000001 /* integer pragma */
4128 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4129 #define HINT_LOCALE 0x00000004 /* locale pragma */
4130 #define HINT_BYTES 0x00000008 /* bytes pragma */
4131 /* #define HINT_notused10 0x00000010 */
4132 /* Note: 20,40,80 used for NATIVE_HINTS */
4133 /* currently defined by vms/vmsish.h */
4135 #define HINT_BLOCK_SCOPE 0x00000100
4136 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4137 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4139 /* The HINT_NEW_* constants are used by the overload pragma */
4140 #define HINT_NEW_INTEGER 0x00001000
4141 #define HINT_NEW_FLOAT 0x00002000
4142 #define HINT_NEW_BINARY 0x00004000
4143 #define HINT_NEW_STRING 0x00008000
4144 #define HINT_NEW_RE 0x00010000
4145 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4147 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4148 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4150 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4151 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4153 /* assertions pragma */
4154 #define HINT_ASSERTING 0x01000000
4155 #define HINT_ASSERTIONSSEEN 0x02000000
4157 /* The following are stored in $sort::hints, not in PL_hints */
4158 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4159 #define HINT_SORT_QUICKSORT 0x00000001
4160 #define HINT_SORT_MERGESORT 0x00000002
4161 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4163 /* Various states of the input record separator SV (rs) */
4164 #define RsSNARF(sv) (! SvOK(sv))
4165 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4166 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4167 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4169 /* A struct for keeping various DEBUGGING related stuff,
4170 * neatly packed. Currently only scratch variables for
4171 * constructing debug output are included. Needed always,
4172 * not just when DEBUGGING, though, because of the re extension. c*/
4173 struct perl_debug_pad {
4177 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4178 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4179 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4182 /* Enable variables which are pointers to functions */
4183 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4184 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4185 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4186 char* strend, char* strbeg, I32 minend,
4187 SV* screamer, void* data, U32 flags);
4188 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4189 char *strpos, char *strend,
4191 struct re_scream_pos_data_s *d);
4192 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4193 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4195 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4196 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4197 typedef void (*SVFUNC_t) (pTHX_ SV*);
4198 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4199 typedef void (*XSINIT_t) (pTHX);
4200 typedef void (*ATEXIT_t) (pTHX_ void*);
4201 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4203 /* Set up PERLVAR macros for populating structs */
4204 #define PERLVAR(var,type) type var;
4205 #define PERLVARA(var,n,type) type var[n];
4206 #define PERLVARI(var,type,init) type var;
4207 #define PERLVARIC(var,type,init) type var;
4208 #define PERLVARISC(var,init) const char var[sizeof(init)];
4210 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4211 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4213 /* Interpreter exitlist entry */
4214 typedef struct exitlistentry {
4215 void (*fn) (pTHX_ void*);
4217 } PerlExitListEntry;
4219 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4220 /* These have to be before perlvars.h */
4221 #if !defined(HAS_SIGACTION) && defined(VMS)
4222 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4224 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4225 #if defined(KILL_BY_SIGPRC)
4226 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4229 #ifdef PERL_GLOBAL_STRUCT
4231 # include "perlvars.h"
4235 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4236 EXT struct perl_vars PL_Vars;
4237 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4238 # undef PERL_GET_VARS
4239 # define PERL_GET_VARS() PL_VarsPtr
4240 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4241 # else /* PERL_CORE */
4242 # if !defined(__GNUC__) || !defined(WIN32)
4245 struct perl_vars *PL_VarsPtr;
4246 # define PL_Vars (*((PL_VarsPtr) \
4247 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4248 # endif /* PERL_CORE */
4249 #endif /* PERL_GLOBAL_STRUCT */
4251 #if defined(MULTIPLICITY)
4252 /* If we have multiple interpreters define a struct
4253 holding variables which must be per-interpreter
4254 If we don't have threads anything that would have
4255 be per-thread is per-interpreter.
4258 struct interpreter {
4259 # include "thrdvar.h"
4260 # include "intrpvar.h"
4262 * The following is a buffer where new variables must
4263 * be defined to maintain binary compatibility with previous versions
4265 PERLVARA(object_compatibility,30, char)
4269 struct interpreter {
4272 #endif /* MULTIPLICITY */
4274 typedef void *Thread;
4276 /* Done with PERLVAR macros for now ... */
4283 struct tempsym; /* defined in pp_pack.c */
4288 #ifndef PERL_CALLCONV
4289 # define PERL_CALLCONV
4293 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4294 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4298 /* this has structure inits, so it cannot be included before here */
4301 /* The following must follow proto.h as #defines mess up syntax */
4303 #if !defined(PERL_FOR_X2P)
4304 # include "embedvar.h"
4307 /* Now include all the 'global' variables
4308 * If we don't have threads or multiple interpreters
4309 * these include variables that would have been their struct-s
4312 #define PERLVAR(var,type) EXT type PL_##var;
4313 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4314 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4315 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4316 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4318 #if !defined(MULTIPLICITY)
4320 # include "intrpvar.h"
4321 # include "thrdvar.h"
4326 /* Now all the config stuff is setup we can include embed.h */
4330 #ifndef PERL_GLOBAL_STRUCT
4333 # include "perlvars.h"
4346 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {a,b,c,d,e,f,g}
4347 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g} /* Like MGVTBL_SET but with the get magic having a const MG* */
4349 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var
4350 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var
4355 MEMBER_TO_FPTR(Perl_magic_get),
4356 MEMBER_TO_FPTR(Perl_magic_set),
4357 MEMBER_TO_FPTR(Perl_magic_len),
4367 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4369 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4378 MEMBER_TO_FPTR(Perl_magic_setenv),
4380 MEMBER_TO_FPTR(Perl_magic_clearenv),
4400 NULL, NULL, NULL, NULL, NULL, NULL, NULL
4406 MEMBER_TO_FPTR(Perl_magic_getsig),
4407 MEMBER_TO_FPTR(Perl_magic_setsig),
4409 MEMBER_TO_FPTR(Perl_magic_clearsig),
4420 MEMBER_TO_FPTR(Perl_magic_sizepack),
4421 MEMBER_TO_FPTR(Perl_magic_wipepack),
4429 MEMBER_TO_FPTR(Perl_magic_getpack),
4430 MEMBER_TO_FPTR(Perl_magic_setpack),
4432 MEMBER_TO_FPTR(Perl_magic_clearpack),
4441 MEMBER_TO_FPTR(Perl_magic_setdbline),
4452 MEMBER_TO_FPTR(Perl_magic_setisa),
4454 MEMBER_TO_FPTR(Perl_magic_setisa),
4463 MEMBER_TO_FPTR(Perl_magic_setisa),
4471 MGVTBL_SET_CONST_MAGIC_GET(
4473 MEMBER_TO_FPTR(Perl_magic_getarylen),
4474 MEMBER_TO_FPTR(Perl_magic_setarylen),
4488 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4495 MEMBER_TO_FPTR(Perl_magic_getglob),
4496 MEMBER_TO_FPTR(Perl_magic_setglob),
4507 MEMBER_TO_FPTR(Perl_magic_setmglob),
4517 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4518 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4528 MEMBER_TO_FPTR(Perl_magic_gettaint),
4529 MEMBER_TO_FPTR(Perl_magic_settaint),
4539 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4540 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4550 MEMBER_TO_FPTR(Perl_magic_getvec),
4551 MEMBER_TO_FPTR(Perl_magic_setvec),
4561 MEMBER_TO_FPTR(Perl_magic_getpos),
4562 MEMBER_TO_FPTR(Perl_magic_setpos),
4573 MEMBER_TO_FPTR(Perl_magic_setbm),
4584 MEMBER_TO_FPTR(Perl_magic_setfm),
4594 MEMBER_TO_FPTR(Perl_magic_getuvar),
4595 MEMBER_TO_FPTR(Perl_magic_setuvar),
4605 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4606 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4617 MEMBER_TO_FPTR(Perl_magic_setregexp),
4620 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4629 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4638 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4639 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4650 MEMBER_TO_FPTR(Perl_magic_setamagic),
4653 MEMBER_TO_FPTR(Perl_magic_setamagic),
4661 MEMBER_TO_FPTR(Perl_magic_setamagic),
4664 MEMBER_TO_FPTR(Perl_magic_setamagic),
4675 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4686 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4694 MEMBER_TO_FPTR(Perl_magic_setutf8),
4701 #ifdef USE_LOCALE_COLLATE
4705 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4716 fallback_amg, abs_amg,
4717 bool__amg, nomethod_amg,
4718 string_amg, numer_amg,
4719 add_amg, add_ass_amg,
4720 subtr_amg, subtr_ass_amg,
4721 mult_amg, mult_ass_amg,
4722 div_amg, div_ass_amg,
4723 modulo_amg, modulo_ass_amg,
4724 pow_amg, pow_ass_amg,
4725 lshift_amg, lshift_ass_amg,
4726 rshift_amg, rshift_ass_amg,
4727 band_amg, band_ass_amg,
4728 bor_amg, bor_ass_amg,
4729 bxor_amg, bxor_ass_amg,
4742 repeat_amg, repeat_ass_amg,
4743 concat_amg, concat_ass_amg,
4745 to_sv_amg, to_av_amg,
4746 to_hv_amg, to_gv_amg,
4747 to_cv_amg, iter_amg,
4750 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4753 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4756 #define NofAMmeth max_amg_code
4757 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4760 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4761 /* Names kept in the symbol table. fallback => "()", the rest has
4762 "(" prepended. The only other place in perl which knows about
4763 this convention is AMG_id2name (used for debugging output and
4764 'nomethod' only), the only other place which has it hardwired is
4766 "()", "(abs", /* "fallback" should be the first. */
4767 "(bool", "(nomethod",
4802 EXTCONST char * PL_AMG_names[NofAMmeth];
4803 #endif /* def INITAMAGIC */
4811 CV* table[NofAMmeth];
4814 struct am_table_short {
4819 typedef struct am_table AMT;
4820 typedef struct am_table_short AMTS;
4822 #define AMGfallNEVER 1
4824 #define AMGfallYES 3
4826 #define AMTf_AMAGIC 1
4827 #define AMTf_OVERLOADED 2
4828 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4829 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4830 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4831 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4832 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4833 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4835 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4838 * some compilers like to redefine cos et alia as faster
4839 * (and less accurate?) versions called F_cos et cetera (Quidquid
4840 * latine dictum sit, altum viditur.) This trick collides with
4841 * the Perl overloading (amg). The following #defines fool both.
4846 # define F_atan2_amg atan2_amg
4849 # define F_cos_amg cos_amg
4852 # define F_exp_amg exp_amg
4855 # define F_log_amg log_amg
4858 # define F_pow_amg pow_amg
4861 # define F_sin_amg sin_amg
4864 # define F_sqrt_amg sqrt_amg
4866 #endif /* _FASTMATH */
4868 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4869 PERLDBf_NOOPT | PERLDBf_INTER | \
4870 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4871 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4872 /* No _NONAME, _GOTO, _ASSERTION */
4873 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4874 #define PERLDBf_LINE 0x02 /* Keep line # */
4875 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4876 #define PERLDBf_INTER 0x08 /* Preserve more data for
4877 later inspections */
4878 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4879 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4880 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4881 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4882 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4883 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4884 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4886 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4887 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4888 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4889 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4890 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4891 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4892 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4893 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4894 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4895 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4896 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4898 #ifdef USE_LOCALE_NUMERIC
4900 #define SET_NUMERIC_STANDARD() \
4901 set_numeric_standard();
4903 #define SET_NUMERIC_LOCAL() \
4904 set_numeric_local();
4906 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
4907 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4910 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4912 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4913 bool was_local = PL_numeric_local && IN_LOCALE; \
4914 if (was_local) SET_NUMERIC_STANDARD();
4916 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4917 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4918 if (was_standard) SET_NUMERIC_LOCAL();
4920 #define RESTORE_NUMERIC_LOCAL() \
4921 if (was_local) SET_NUMERIC_LOCAL();
4923 #define RESTORE_NUMERIC_STANDARD() \
4924 if (was_standard) SET_NUMERIC_STANDARD();
4926 #define Atof my_atof
4928 #else /* !USE_LOCALE_NUMERIC */
4930 #define SET_NUMERIC_STANDARD() /**/
4931 #define SET_NUMERIC_LOCAL() /**/
4932 #define IS_NUMERIC_RADIX(a, b) (0)
4933 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4934 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
4935 #define RESTORE_NUMERIC_LOCAL() /**/
4936 #define RESTORE_NUMERIC_STANDARD() /**/
4937 #define Atof my_atof
4938 #define IN_LOCALE_RUNTIME 0
4940 #endif /* !USE_LOCALE_NUMERIC */
4942 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4944 # define strtoll __strtoll /* secret handshake */
4947 # define strtoll _strtoi64 /* secret handshake */
4949 # if !defined(Strtol) && defined(HAS_STRTOLL)
4950 # define Strtol strtoll
4952 # if !defined(Strtol) && defined(HAS_STRTOQ)
4953 # define Strtol strtoq
4955 /* is there atoq() anywhere? */
4957 #if !defined(Strtol) && defined(HAS_STRTOL)
4958 # define Strtol strtol
4961 /* It would be more fashionable to use Strtol() to define atol()
4962 * (as is done for Atoul(), see below) but for backward compatibility
4963 * we just assume atol(). */
4964 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
4966 # define atoll _atoi64 /* secret handshake */
4974 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4976 # define strtoull __strtoull /* secret handshake */
4979 # define strtoull _strtoui64 /* secret handshake */
4981 # if !defined(Strtoul) && defined(HAS_STRTOULL)
4982 # define Strtoul strtoull
4984 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
4985 # define Strtoul strtouq
4987 /* is there atouq() anywhere? */
4989 #if !defined(Strtoul) && defined(HAS_STRTOUL)
4990 # define Strtoul strtoul
4992 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
4993 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
4996 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
5000 /* if these never got defined, they need defaults */
5001 #ifndef PERL_SET_CONTEXT
5002 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5005 #ifndef PERL_GET_CONTEXT
5006 # define PERL_GET_CONTEXT PERL_GET_INTERP
5009 #ifndef PERL_GET_THX
5010 # define PERL_GET_THX ((void*)NULL)
5013 #ifndef PERL_SET_THX
5014 # define PERL_SET_THX(t) NOOP
5017 #ifndef PERL_SCRIPT_MODE
5018 #define PERL_SCRIPT_MODE "r"
5022 * Some operating systems are stingy with stack allocation,
5023 * so perl may have to guard against stack overflow.
5025 #ifndef PERL_STACK_OVERFLOW_CHECK
5026 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5030 * Some nonpreemptive operating systems find it convenient to
5031 * check for asynchronous conditions after each op execution.
5032 * Keep this check simple, or it may slow down execution
5037 # ifndef PERL_ASYNC_CHECK
5038 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5042 #ifndef PERL_ASYNC_CHECK
5043 # define PERL_ASYNC_CHECK() NOOP
5047 * On some operating systems, a memory allocation may succeed,
5048 * but put the process too close to the system's comfort limit.
5049 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5052 #ifndef PERL_ALLOC_CHECK
5053 #define PERL_ALLOC_CHECK(p) NOOP
5057 # include <sys/ipc.h>
5058 # include <sys/sem.h>
5059 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5062 struct semid_ds *buf;
5063 unsigned short *array;
5066 # ifdef USE_SEMCTL_SEMUN
5067 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5068 union gccbug_semun {
5070 struct semid_ds *buf;
5071 unsigned short *array;
5074 # define semun gccbug_semun
5076 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5078 # ifdef USE_SEMCTL_SEMID_DS
5079 # ifdef EXTRA_F_IN_SEMUN_BUF
5080 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5082 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5089 * Boilerplate macros for initializing and accessing interpreter-local
5090 * data from C. All statics in extensions should be reworked to use
5091 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5092 * for an example of the use of these macros, and perlxs.pod for more.
5094 * Code that uses these macros is responsible for the following:
5095 * 1. #define MY_CXT_KEY to a unique string, e.g.
5096 * "DynaLoader::_guts" XS_VERSION
5097 * XXX in the current implementation, this string is ignored.
5098 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5099 * all the data that needs to be interpreter-local.
5100 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5101 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5102 * (typically put in the BOOT: section).
5103 * 5. Use the members of the my_cxt_t structure everywhere as
5105 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5109 #if defined(PERL_IMPLICIT_CONTEXT)
5111 /* This must appear in all extensions that define a my_cxt_t structure,
5112 * right after the definition (i.e. at file scope). The non-threads
5113 * case below uses it to declare the data as static. */
5114 #define START_MY_CXT static int my_cxt_index = -1;
5116 /* This declaration should be used within all functions that use the
5117 * interpreter-local data. */
5119 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5120 #define dMY_CXT_INTERP(my_perl) \
5121 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5123 /* Creates and zeroes the per-interpreter data.
5124 * (We allocate my_cxtp in a Perl SV so that it will be released when
5125 * the interpreter goes away.) */
5126 #define MY_CXT_INIT \
5127 my_cxt_t *my_cxtp = \
5128 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5129 #define MY_CXT_INIT_INTERP(my_perl) \
5130 my_cxt_t *my_cxtp = \
5131 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5133 /* Clones the per-interpreter data. */
5134 #define MY_CXT_CLONE \
5135 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5136 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5137 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5139 /* This macro must be used to access members of the my_cxt_t structure.
5140 * e.g. MYCXT.some_data */
5141 #define MY_CXT (*my_cxtp)
5143 /* Judicious use of these macros can reduce the number of times dMY_CXT
5144 * is used. Use is similar to pTHX, aTHX etc. */
5145 #define pMY_CXT my_cxt_t *my_cxtp
5146 #define pMY_CXT_ pMY_CXT,
5147 #define _pMY_CXT ,pMY_CXT
5148 #define aMY_CXT my_cxtp
5149 #define aMY_CXT_ aMY_CXT,
5150 #define _aMY_CXT ,aMY_CXT
5152 #else /* PERL_IMPLICIT_CONTEXT */
5154 #define START_MY_CXT static my_cxt_t my_cxt;
5155 #define dMY_CXT_SV dNOOP
5156 #define dMY_CXT dNOOP
5157 #define MY_CXT_INIT NOOP
5158 #define MY_CXT_CLONE NOOP
5159 #define MY_CXT my_cxt
5161 #define pMY_CXT void
5168 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5179 # include <sys/file.h>
5182 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5183 int flock(int fd, int op);
5187 /* Assume UNIX defaults */
5188 # define O_RDONLY 0000
5189 # define O_WRONLY 0001
5190 # define O_RDWR 0002
5191 # define O_CREAT 0100
5202 #if O_TEXT != O_BINARY
5203 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5204 * that is, you are somehow DOSish. */
5205 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5206 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5207 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5208 /* VOS has O_TEXT != O_BINARY, and they have effect,
5209 * but VOS always uses LF, never CRLF. */
5210 /* If you have O_TEXT different from your O_BINARY but you still are
5211 * not a CRLF shop. */
5212 # undef PERLIO_USING_CRLF
5214 /* If you really are DOSish. */
5215 # define PERLIO_USING_CRLF 1
5221 #ifdef I_SYS_STATVFS
5222 # if defined(PERL_SCO) && !defined(_SVID3)
5225 # include <sys/statvfs.h> /* for f?statvfs() */
5228 # include <sys/mount.h> /* for *BSD f?statfs() */
5231 # include <mntent.h> /* for getmntent() */
5234 # include <sys/statfs.h> /* for some statfs() */
5238 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5240 # include <sys/vfs.h> /* for some statfs() */
5246 # include <ustat.h> /* for ustat() */
5249 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5250 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5252 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5253 # define PERL_MOUNT_NOSUID MNT_NOSUID
5255 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5256 # define PERL_MOUNT_NOSUID MS_NOSUID
5258 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5259 # define PERL_MOUNT_NOSUID M_NOSUID
5262 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5263 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5265 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5266 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5268 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5269 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5271 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5272 # define PERL_MOUNT_NOEXEC M_NOEXEC
5275 #endif /* IAMSUID */
5278 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5281 #ifndef EXEC_ARGV_CAST
5282 #define EXEC_ARGV_CAST(x) x
5285 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5286 int). value returned in pointed-
5288 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5289 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5290 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5291 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5292 #define IS_NUMBER_NAN 0x20 /* this is not */
5294 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5297 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5298 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5299 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5301 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5303 /* to let user control profiling */
5304 #ifdef PERL_GPROF_CONTROL
5305 extern void moncontrol(int);
5306 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5308 #define PERL_GPROF_MONCONTROL(x)
5315 /* ISO 6429 NEL - C1 control NExt Line */
5316 /* See http://www.unicode.org/unicode/reports/tr13/ */
5317 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5318 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5319 # define NEXT_LINE_CHAR 0x15
5321 # define NEXT_LINE_CHAR 0x25
5324 # define NEXT_LINE_CHAR 0x85
5327 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5328 #define UNICODE_LINE_SEPA_0 0xE2
5329 #define UNICODE_LINE_SEPA_1 0x80
5330 #define UNICODE_LINE_SEPA_2 0xA8
5331 #define UNICODE_PARA_SEPA_0 0xE2
5332 #define UNICODE_PARA_SEPA_1 0x80
5333 #define UNICODE_PARA_SEPA_2 0xA9
5335 #ifndef PIPESOCK_MODE
5336 # define PIPESOCK_MODE
5339 #ifndef SOCKET_OPEN_MODE
5340 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5343 #ifndef PIPE_OPEN_MODE
5344 # define PIPE_OPEN_MODE PIPESOCK_MODE
5347 #define PERL_MAGIC_UTF8_CACHESIZE 2
5349 #define PERL_UNICODE_STDIN_FLAG 0x0001
5350 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5351 #define PERL_UNICODE_STDERR_FLAG 0x0004
5352 #define PERL_UNICODE_IN_FLAG 0x0008
5353 #define PERL_UNICODE_OUT_FLAG 0x0010
5354 #define PERL_UNICODE_ARGV_FLAG 0x0020
5355 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5356 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5358 #define PERL_UNICODE_STD_FLAG \
5359 (PERL_UNICODE_STDIN_FLAG | \
5360 PERL_UNICODE_STDOUT_FLAG | \
5361 PERL_UNICODE_STDERR_FLAG)
5363 #define PERL_UNICODE_INOUT_FLAG \
5364 (PERL_UNICODE_IN_FLAG | \
5365 PERL_UNICODE_OUT_FLAG)
5367 #define PERL_UNICODE_DEFAULT_FLAGS \
5368 (PERL_UNICODE_STD_FLAG | \
5369 PERL_UNICODE_INOUT_FLAG | \
5370 PERL_UNICODE_LOCALE_FLAG)
5372 #define PERL_UNICODE_ALL_FLAGS 0x00ff
5374 #define PERL_UNICODE_STDIN 'I'
5375 #define PERL_UNICODE_STDOUT 'O'
5376 #define PERL_UNICODE_STDERR 'E'
5377 #define PERL_UNICODE_STD 'S'
5378 #define PERL_UNICODE_IN 'i'
5379 #define PERL_UNICODE_OUT 'o'
5380 #define PERL_UNICODE_INOUT 'D'
5381 #define PERL_UNICODE_ARGV 'A'
5382 #define PERL_UNICODE_LOCALE 'L'
5383 #define PERL_UNICODE_WIDESYSCALLS 'W'
5385 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5387 /* From sigaction(2) (FreeBSD man page):
5388 * | Signal routines normally execute with the signal that
5389 * | caused their invocation blocked, but other signals may
5391 * Emulation of this behavior (from within Perl) is enabled
5392 * by defining PERL_BLOCK_SIGNALS.
5394 #define PERL_BLOCK_SIGNALS
5396 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5397 # define PERL_BLOCKSIG_ADD(set,sig) \
5398 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5399 # define PERL_BLOCKSIG_BLOCK(set) \
5400 sigprocmask(SIG_BLOCK, &(set), NULL)
5401 # define PERL_BLOCKSIG_UNBLOCK(set) \
5402 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5403 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5405 /* How about the old style of sigblock()? */
5407 #ifndef PERL_BLOCKSIG_ADD
5408 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5410 #ifndef PERL_BLOCKSIG_BLOCK
5411 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5413 #ifndef PERL_BLOCKSIG_UNBLOCK
5414 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5417 /* Use instead of abs() since abs() forces its argument to be an int,
5418 * but also beware since this evaluates its argument twice, so no x++. */
5419 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5421 #if defined(__DECC) && defined(__osf__)
5422 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5425 #define do_open(g, n, l, a, rm, rp, sf) \
5426 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5427 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5428 # define do_exec(cmd) do_exec3(cmd,0,0)
5431 # define do_aexec Perl_do_aexec
5433 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5436 /* and finally... */
5437 #define PERL_PATCHLEVEL_H_IMPLICIT
5438 #include "patchlevel.h"
5439 #undef PERL_PATCHLEVEL_H_IMPLICIT
5481 so that Configure picks them up. */
5483 #endif /* Include guard */