3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
37 # ifndef USE_CROSS_COMPILE
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
47 /* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
51 #ifdef PERL_IMPLICIT_SYS
52 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
55 # ifndef PL_OP_SLAB_ALLOC
56 # define PL_OP_SLAB_ALLOC
61 # if !defined(MULTIPLICITY)
66 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
67 # ifndef PERL_GLOBAL_STRUCT
68 # define PERL_GLOBAL_STRUCT
72 #ifdef PERL_GLOBAL_STRUCT
79 # ifndef PERL_IMPLICIT_CONTEXT
80 # define PERL_IMPLICIT_CONTEXT
84 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
90 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
97 # include "symbian/symbian_proto.h"
100 /* Any stack-challenged places. The limit varies (and often
101 * is configurable), but using more than a kilobyte of stack
102 * is usually dubious in these systems. */
103 #if defined(EPOC) || defined(__SYMBIAN32__)
104 /* EPOC/Symbian: need to work around the SDK features. *
105 * On WINS: MS VC5 generates calls to _chkstk, *
106 * if a "large" stack frame is allocated. *
107 * gcc on MARM does not generate calls like these. */
108 # define USE_HEAP_INSTEAD_OF_STACK
111 #/* Use the reentrant APIs like localtime_r and getpwent_r */
112 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
113 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
114 # define USE_REENTRANT_API
117 /* <--- here ends the logic shared by perl.h and makedef.pl */
120 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
121 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
122 * __bsdi__ for BSD/OS
124 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
130 #ifdef PERL_GLOBAL_STRUCT
131 # ifndef PERL_GET_VARS
132 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
133 extern struct perl_vars* Perl_GetVarsPrivate();
134 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
135 # ifndef PERLIO_FUNCS_CONST
136 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
139 # define PERL_GET_VARS() PL_VarsPtr
144 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
146 #ifdef PERL_GLOBAL_STRUCT
147 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
152 #ifdef PERL_IMPLICIT_CONTEXT
153 # ifndef MULTIPLICITY
154 # define MULTIPLICITY
156 # define tTHX PerlInterpreter*
157 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
158 # define aTHX my_perl
159 # ifdef PERL_GLOBAL_STRUCT
160 # define dTHXa(a) dVAR; pTHX = (tTHX)a
162 # define dTHXa(a) pTHX = (tTHX)a
164 # ifdef PERL_GLOBAL_STRUCT
165 # define dTHX dVAR; pTHX = PERL_GET_THX
167 # define dTHX pTHX = PERL_GET_THX
180 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
181 # define PERL_TRACK_MEMPOOL
184 # undef PERL_TRACK_MEMPOOL
187 #define STATIC static
188 #define CPERLscope(x) x
189 #define CPERLarg void
192 #define PERL_OBJECT_THIS
193 #define _PERL_OBJECT_THIS
194 #define PERL_OBJECT_THIS_
195 #define CALL_FPTR(fptr) (*fptr)
197 #define CALLRUNOPS CALL_FPTR(PL_runops)
198 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
199 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
200 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
201 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
202 #define CALLREGFREE CALL_FPTR(PL_regfree)
205 * Because of backward compatibility reasons the PERL_UNUSED_DECL
206 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
208 * Note that there are C compilers such as MetroWerks CodeWarrior
209 * which do not have an "inlined" way (like the gcc __attribute__) of
210 * marking unused variables (they need e.g. a #pragma) and therefore
211 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
212 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
216 #if defined(__SYMBIAN32__) && defined(__GNUC__)
218 # define PERL_UNUSED_DECL
220 # define PERL_UNUSED_DECL __attribute__((unused))
224 #ifndef PERL_UNUSED_DECL
225 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
226 # define PERL_UNUSED_DECL __attribute__unused__
228 # define PERL_UNUSED_DECL
233 * for silencing unused variables that are actually used most of the time,
234 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
236 #ifndef PERL_UNUSED_ARG
237 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
239 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
241 # define PERL_UNUSED_ARG(x) ((void)x)
244 #ifndef PERL_UNUSED_VAR
245 # define PERL_UNUSED_VAR(x) ((void)x)
249 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
251 # define PERL_UNUSED_CONTEXT
254 #define NOOP /*EMPTY*/(void)0
255 #define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
258 /* Don't bother defining tTHX and sTHX; using them outside
259 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
265 # define dTHXa(a) dNOOP
282 /* these are only defined for compatibility; should not be used internally */
283 #if !defined(pTHXo) && !defined(PERL_CORE)
285 # define pTHXo_ pTHX_
287 # define aTHXo_ aTHX_
289 # define dTHXoa(x) dTHXa(x)
293 # define pTHXx register PerlInterpreter *my_perl
294 # define pTHXx_ pTHXx,
295 # define aTHXx my_perl
296 # define aTHXx_ aTHXx,
300 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
301 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
302 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
303 #ifdef PERL_IMPLICIT_SYS
304 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
305 # define dTHXs dVAR; dTHX
310 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
317 #undef START_EXTERN_C
321 # define START_EXTERN_C extern "C" {
322 # define END_EXTERN_C }
323 # define EXTERN_C extern "C"
325 # define START_EXTERN_C
326 # define END_EXTERN_C
327 # define EXTERN_C extern
330 /* Some platforms require marking function declarations
331 * for them to be exportable. Used in perlio.h, proto.h
332 * is handled either by the makedef.pl or by defining the
333 * PERL_CALLCONV to be something special. See also the
334 * definition of XS() in XSUB.h. */
335 #ifndef PERL_EXPORT_C
336 # define PERL_EXPORT_C extern
338 #ifndef PERL_XS_EXPORT_C
339 # define PERL_XS_EXPORT_C
342 #ifdef OP_IN_REGISTER
344 # define stringify_immed(s) #s
345 # define stringify(s) stringify_immed(s)
346 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
350 #if defined(PERL_GCC_PEDANTIC)
351 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
352 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
357 * STMT_START { statements; } STMT_END;
358 * can be used as a single statement, as in
359 * if (x) STMT_START { ... } STMT_END; else ...
361 * Trying to select a version that gives no warnings...
363 #if !(defined(STMT_START) && defined(STMT_END))
364 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
365 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
368 /* Now which other defined()s do we need here ??? */
369 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
370 # define STMT_START if (1)
371 # define STMT_END else (void)0
373 # define STMT_START do
374 # define STMT_END while (0)
379 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
380 #define WITH_THR(s) WITH_THX(s)
382 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
383 # define BYTEORDER 0x1234
386 /* Overall memory policy? */
391 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
398 * The following contortions are brought to you on behalf of all the
399 * standards, semi-standards, de facto standards, not-so-de-facto standards
400 * of the world, as well as all the other botches anyone ever thought of.
401 * The basic theory is that if we work hard enough here, the rest of the
402 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
405 /* define this once if either system, instead of cluttering up the src */
406 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
410 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
411 # define STANDARD_C 1
414 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
415 # define DONT_DECLARE_STD 1
418 #if defined(HASVOLATILE) || defined(STANDARD_C)
420 # define VOL /* to temporarily suppress warnings */
422 # define VOL volatile
428 #define TAINT (PL_tainted = TRUE)
429 #define TAINT_NOT (PL_tainted = FALSE)
430 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
431 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
432 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
434 /* XXX All process group stuff is handled in pp_sys.c. Should these
435 defines move there? If so, I could simplify this a lot. --AD 9/96.
437 /* Process group stuff changed from traditional BSD to POSIX.
438 perlfunc.pod documents the traditional BSD-style syntax, so we'll
439 try to preserve that, if possible.
442 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
444 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
445 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
447 # ifdef HAS_SETPGRP2 /* DG/UX */
448 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
452 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
453 # define HAS_SETPGRP /* Well, effectively it does . . . */
456 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
457 our life easier :-) so we'll try it.
460 # define BSD_GETPGRP(pid) getpgid((pid))
462 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
463 # define BSD_GETPGRP(pid) getpgrp((pid))
465 # ifdef HAS_GETPGRP2 /* DG/UX */
466 # define BSD_GETPGRP(pid) getpgrp2((pid))
470 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
471 # define HAS_GETPGRP /* Well, effectively it does . . . */
474 /* These are not exact synonyms, since setpgrp() and getpgrp() may
475 have different behaviors, but perl.h used to define USE_BSDPGRP
476 (prior to 5.003_05) so some extension might depend on it.
478 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
484 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
485 pthread.h must be included before all other header files.
487 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
488 # include <pthread.h>
491 #ifndef _TYPES_ /* If types.h defines this it's easy. */
492 # ifndef major /* Does everyone's types.h define this? */
493 # include <sys/types.h>
507 # include <varargs.h>
511 #ifdef USE_NEXT_CTYPE
513 #if NX_CURRENT_COMPILER_RELEASE >= 500
514 # include <bsd/ctypes.h>
516 # if NX_CURRENT_COMPILER_RELEASE >= 400
517 # include <objc/NXCType.h>
518 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
519 # include <appkit/NXCType.h>
520 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
521 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
523 #else /* !USE_NEXT_CTYPE */
525 #endif /* USE_NEXT_CTYPE */
527 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
539 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
541 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
542 && defined(HAS_STRXFRM)
543 # define USE_LOCALE_COLLATE
545 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
546 # define USE_LOCALE_CTYPE
548 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
549 # define USE_LOCALE_NUMERIC
551 #endif /* !NO_LOCALE && HAS_SETLOCALE */
556 # ifdef PARAM_NEEDS_TYPES
557 # include <sys/types.h>
559 # include <sys/param.h>
562 /* Use all the "standard" definitions? */
563 #if defined(STANDARD_C) && defined(I_STDLIB)
567 /* If this causes problems, set i_unistd=undef in the hint file. */
573 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
576 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
577 int syscall(int, ...);
580 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
581 int usleep(unsigned int);
584 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
590 /* macros for correct constant construction */
592 # define U16_CONST(x) ((U16)x##U)
594 # define U16_CONST(x) ((U16)x##UL)
598 # define U32_CONST(x) ((U32)x##U)
600 # define U32_CONST(x) ((U32)x##UL)
605 # define U64_CONST(x) ((U64)x##U)
607 # define U64_CONST(x) ((U64)x##UL)
608 # elif QUADKIND == QUAD_IS_LONG_LONG
609 # define U64_CONST(x) ((U64)x##ULL)
610 # else /* best guess we can make */
611 # define U64_CONST(x) ((U64)x##UL)
615 /* byte-swapping functions for big-/little-endian conversion */
616 # define _swab_16_(x) ((U16)( \
617 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
618 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
620 # define _swab_32_(x) ((U32)( \
621 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
622 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
623 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
624 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
627 # define _swab_64_(x) ((U64)( \
628 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
629 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
630 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
631 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
632 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
633 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
634 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
635 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
638 /*----------------------------------------------------------------------------*/
639 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
640 /*----------------------------------------------------------------------------*/
641 # define my_htole16(x) (x)
642 # define my_letoh16(x) (x)
643 # define my_htole32(x) (x)
644 # define my_letoh32(x) (x)
645 # define my_htobe16(x) _swab_16_(x)
646 # define my_betoh16(x) _swab_16_(x)
647 # define my_htobe32(x) _swab_32_(x)
648 # define my_betoh32(x) _swab_32_(x)
650 # define my_htole64(x) (x)
651 # define my_letoh64(x) (x)
652 # define my_htobe64(x) _swab_64_(x)
653 # define my_betoh64(x) _swab_64_(x)
655 # define my_htoles(x) (x)
656 # define my_letohs(x) (x)
657 # define my_htolei(x) (x)
658 # define my_letohi(x) (x)
659 # define my_htolel(x) (x)
660 # define my_letohl(x) (x)
662 # define my_htobes(x) (x)
663 # define my_betohs(x) (x)
664 # elif SHORTSIZE == 2
665 # define my_htobes(x) _swab_16_(x)
666 # define my_betohs(x) _swab_16_(x)
667 # elif SHORTSIZE == 4
668 # define my_htobes(x) _swab_32_(x)
669 # define my_betohs(x) _swab_32_(x)
670 # elif SHORTSIZE == 8
671 # define my_htobes(x) _swab_64_(x)
672 # define my_betohs(x) _swab_64_(x)
674 # define PERL_NEED_MY_HTOBES
675 # define PERL_NEED_MY_BETOHS
678 # define my_htobei(x) (x)
679 # define my_betohi(x) (x)
681 # define my_htobei(x) _swab_16_(x)
682 # define my_betohi(x) _swab_16_(x)
684 # define my_htobei(x) _swab_32_(x)
685 # define my_betohi(x) _swab_32_(x)
687 # define my_htobei(x) _swab_64_(x)
688 # define my_betohi(x) _swab_64_(x)
690 # define PERL_NEED_MY_HTOBEI
691 # define PERL_NEED_MY_BETOHI
694 # define my_htobel(x) (x)
695 # define my_betohl(x) (x)
697 # define my_htobel(x) _swab_16_(x)
698 # define my_betohl(x) _swab_16_(x)
700 # define my_htobel(x) _swab_32_(x)
701 # define my_betohl(x) _swab_32_(x)
703 # define my_htobel(x) _swab_64_(x)
704 # define my_betohl(x) _swab_64_(x)
706 # define PERL_NEED_MY_HTOBEL
707 # define PERL_NEED_MY_BETOHL
709 # define my_htolen(p,n) NOOP
710 # define my_letohn(p,n) NOOP
711 # define my_htoben(p,n) my_swabn(p,n)
712 # define my_betohn(p,n) my_swabn(p,n)
713 /*----------------------------------------------------------------------------*/
714 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
715 /*----------------------------------------------------------------------------*/
716 # define my_htobe16(x) (x)
717 # define my_betoh16(x) (x)
718 # define my_htobe32(x) (x)
719 # define my_betoh32(x) (x)
720 # define my_htole16(x) _swab_16_(x)
721 # define my_letoh16(x) _swab_16_(x)
722 # define my_htole32(x) _swab_32_(x)
723 # define my_letoh32(x) _swab_32_(x)
725 # define my_htobe64(x) (x)
726 # define my_betoh64(x) (x)
727 # define my_htole64(x) _swab_64_(x)
728 # define my_letoh64(x) _swab_64_(x)
730 # define my_htobes(x) (x)
731 # define my_betohs(x) (x)
732 # define my_htobei(x) (x)
733 # define my_betohi(x) (x)
734 # define my_htobel(x) (x)
735 # define my_betohl(x) (x)
737 # define my_htoles(x) (x)
738 # define my_letohs(x) (x)
739 # elif SHORTSIZE == 2
740 # define my_htoles(x) _swab_16_(x)
741 # define my_letohs(x) _swab_16_(x)
742 # elif SHORTSIZE == 4
743 # define my_htoles(x) _swab_32_(x)
744 # define my_letohs(x) _swab_32_(x)
745 # elif SHORTSIZE == 8
746 # define my_htoles(x) _swab_64_(x)
747 # define my_letohs(x) _swab_64_(x)
749 # define PERL_NEED_MY_HTOLES
750 # define PERL_NEED_MY_LETOHS
753 # define my_htolei(x) (x)
754 # define my_letohi(x) (x)
756 # define my_htolei(x) _swab_16_(x)
757 # define my_letohi(x) _swab_16_(x)
759 # define my_htolei(x) _swab_32_(x)
760 # define my_letohi(x) _swab_32_(x)
762 # define my_htolei(x) _swab_64_(x)
763 # define my_letohi(x) _swab_64_(x)
765 # define PERL_NEED_MY_HTOLEI
766 # define PERL_NEED_MY_LETOHI
769 # define my_htolel(x) (x)
770 # define my_letohl(x) (x)
772 # define my_htolel(x) _swab_16_(x)
773 # define my_letohl(x) _swab_16_(x)
775 # define my_htolel(x) _swab_32_(x)
776 # define my_letohl(x) _swab_32_(x)
778 # define my_htolel(x) _swab_64_(x)
779 # define my_letohl(x) _swab_64_(x)
781 # define PERL_NEED_MY_HTOLEL
782 # define PERL_NEED_MY_LETOHL
784 # define my_htolen(p,n) my_swabn(p,n)
785 # define my_letohn(p,n) my_swabn(p,n)
786 # define my_htoben(p,n) NOOP
787 # define my_betohn(p,n) NOOP
788 /*----------------------------------------------------------------------------*/
789 # else /* all other byte-orders */
790 /*----------------------------------------------------------------------------*/
791 # define PERL_NEED_MY_HTOLE16
792 # define PERL_NEED_MY_LETOH16
793 # define PERL_NEED_MY_HTOBE16
794 # define PERL_NEED_MY_BETOH16
795 # define PERL_NEED_MY_HTOLE32
796 # define PERL_NEED_MY_LETOH32
797 # define PERL_NEED_MY_HTOBE32
798 # define PERL_NEED_MY_BETOH32
800 # define PERL_NEED_MY_HTOLE64
801 # define PERL_NEED_MY_LETOH64
802 # define PERL_NEED_MY_HTOBE64
803 # define PERL_NEED_MY_BETOH64
805 # define PERL_NEED_MY_HTOLES
806 # define PERL_NEED_MY_LETOHS
807 # define PERL_NEED_MY_HTOBES
808 # define PERL_NEED_MY_BETOHS
809 # define PERL_NEED_MY_HTOLEI
810 # define PERL_NEED_MY_LETOHI
811 # define PERL_NEED_MY_HTOBEI
812 # define PERL_NEED_MY_BETOHI
813 # define PERL_NEED_MY_HTOLEL
814 # define PERL_NEED_MY_LETOHL
815 # define PERL_NEED_MY_HTOBEL
816 # define PERL_NEED_MY_BETOHL
817 /*----------------------------------------------------------------------------*/
818 # endif /* end of byte-order macros */
819 /*----------------------------------------------------------------------------*/
821 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
822 at least on FreeBSD. YMMV, so experiment. */
823 #ifndef PERL_ARENA_SIZE
824 #define PERL_ARENA_SIZE 4080
827 #endif /* PERL_CORE */
829 /* We no longer default to creating a new SV for GvSV.
830 Do this before embed. */
831 #ifndef PERL_CREATE_GVSV
832 # ifndef PERL_DONT_CREATE_GVSV
833 # define PERL_DONT_CREATE_GVSV
837 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
838 #define PERL_USES_PL_PIDSTATUS
841 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
842 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
845 /* Cannot include embed.h here on Win32 as win32.h has not
846 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
848 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
852 # define op_getmad(arg,pegop,slot) NOOP
856 #define MEM_SIZE Size_t
858 /* Round all values passed to malloc up, by default to a multiple of
861 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
862 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
865 #if defined(STANDARD_C) && defined(I_STDDEF)
867 # define STRUCT_OFFSET(s,m) offsetof(s,m)
869 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
872 #ifndef __SYMBIAN32__
873 # if defined(I_STRING) || defined(__cplusplus)
876 # include <strings.h>
880 /* This comes after <stdlib.h> so we don't try to change the standard
881 * library prototypes; we'll use our own in proto.h instead. */
884 # ifdef PERL_POLLUTE_MALLOC
885 # ifndef PERL_EXTMALLOC_DEF
886 # define Perl_malloc malloc
887 # define Perl_calloc calloc
888 # define Perl_realloc realloc
889 # define Perl_mfree free
892 # define EMBEDMYMALLOC /* for compatibility */
895 # define safemalloc Perl_malloc
896 # define safecalloc Perl_calloc
897 # define saferealloc Perl_realloc
898 # define safefree Perl_mfree
899 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
900 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
903 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
904 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
905 # define panic_write2(s) write(2, s, strlen(s))
906 # define CHECK_MALLOC_TAINT(newval) \
907 CHECK_MALLOC_TOO_LATE_FOR_( \
909 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
911 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
912 if (doing_taint(argc,argv,env)) { \
913 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
916 # define safemalloc safesysmalloc
917 # define safecalloc safesyscalloc
918 # define saferealloc safesysrealloc
919 # define safefree safesysfree
920 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
921 # define CHECK_MALLOC_TAINT(newval) ((void)0)
922 # define MALLOC_CHECK_TAINT(argc,argv,env)
923 #endif /* MYMALLOC */
925 #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)
926 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
927 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
928 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
930 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
932 #define strrchr rindex
940 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
942 extern char * memcpy (char*, char*, int);
948 # define memcpy(d,s,l) bcopy(s,d,l)
950 # define memcpy(d,s,l) my_bcopy(s,d,l)
953 #endif /* HAS_MEMCPY */
956 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
958 extern char *memset (char*, int, int);
963 # define memset(d,c,l) my_memset(d,c,l)
964 #endif /* HAS_MEMSET */
966 #if !defined(HAS_MEMMOVE) && !defined(memmove)
967 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
968 # define memmove(d,s,l) bcopy(s,d,l)
970 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
971 # define memmove(d,s,l) memcpy(d,s,l)
973 # define memmove(d,s,l) my_bcopy(s,d,l)
978 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
982 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
983 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
985 extern int memcmp (char*, char*, int);
989 # pragma function(memcmp)
993 # define memcmp my_memcmp
995 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
999 # define memzero(d,l) memset(d,0,l)
1002 # define memzero(d,l) bzero(d,l)
1004 # define memzero(d,l) my_bzero(d,l)
1012 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1019 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1021 #endif /* !HAS_BCMP */
1024 # include <netinet/in.h>
1028 # include <arpa/inet.h>
1031 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1032 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1033 * (the neo-BSD seem to do this). */
1038 # include <sys/stat.h>
1041 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1042 like UTekV) are broken, sometimes giving false positives. Undefine
1043 them here and let the code below set them to proper values.
1045 The ghs macro stands for GreenHills Software C-1.8.5 which
1046 is the C compiler for sysV88 and the various derivatives.
1047 This header file bug is corrected in gcc-2.5.8 and later versions.
1048 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1050 #if defined(uts) || (defined(m88k) && defined(ghs))
1064 # ifdef I_SYS_TIME_KERNEL
1067 # include <sys/time.h>
1068 # ifdef I_SYS_TIME_KERNEL
1073 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1074 # include <sys/times.h>
1077 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1078 # undef HAS_STRERROR
1083 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1084 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1087 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1088 * This is important for using IPv6.
1089 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1090 * a bad idea since it breaks send() and recv(). */
1091 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1092 # define _SOCKADDR_LEN
1095 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1096 # include <sys/socket.h>
1097 # if defined(USE_SOCKS) && defined(I_SOCKS)
1098 # if !defined(INCLUDE_PROTOTYPES)
1099 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1100 # define PERL_SOCKS_NEED_PROTOTYPES
1103 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1104 # undef INCLUDE_PROTOTYPES
1105 # undef PERL_SOCKS_NEED_PROTOTYPES
1116 # include <net/errno.h>
1121 /* sockatmark() is so new (2001) that many places might have it hidden
1122 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1123 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1124 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1125 # if defined(__THROW) && defined(__GLIBC__)
1126 int sockatmark(int) __THROW;
1128 int sockatmark(int);
1133 # undef SETERRNO /* SOCKS might have defined this */
1137 # define SETERRNO(errcode,vmserrcode) \
1139 set_errno(errcode); \
1140 set_vaxc_errno(vmserrcode); \
1142 # define LIB_INVARG LIB$_INVARG
1143 # define RMS_DIR RMS$_DIR
1144 # define RMS_FAC RMS$_FAC
1145 # define RMS_FEX RMS$_FEX
1146 # define RMS_FNF RMS$_FNF
1147 # define RMS_IFI RMS$_IFI
1148 # define RMS_ISI RMS$_ISI
1149 # define RMS_PRV RMS$_PRV
1150 # define SS_ACCVIO SS$_ACCVIO
1151 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1152 # define SS_IVCHAN SS$_IVCHAN
1153 # define SS_NORMAL SS$_NORMAL
1155 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1156 # define LIB_INVARG 0
1164 # define SS_ACCVIO 0
1165 # define SS_DEVOFFLINE 0
1166 # define SS_IVCHAN 0
1167 # define SS_NORMAL 0
1170 #define ERRSV GvSV(PL_errgv)
1171 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1172 #define DEFSV GvSVn(PL_defgv)
1173 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1175 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1178 extern int errno; /* ANSI allows errno to be an lvalue expr.
1179 * For example in multithreaded environments
1180 * something like this might happen:
1181 * extern int *_errno(void);
1182 * #define errno (*_errno()) */
1187 char *strerror (int,...);
1189 #ifndef DONT_DECLARE_STD
1190 char *strerror (int);
1194 # define Strerror strerror
1197 # ifdef HAS_SYS_ERRLIST
1198 extern int sys_nerr;
1199 extern char *sys_errlist[];
1201 # define Strerror(e) \
1202 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1209 # include <sys/ioctl.h>
1213 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1214 # ifdef HAS_SOCKETPAIR
1215 # undef HAS_SOCKETPAIR
1222 #ifndef HAS_SOCKETPAIR
1224 # define socketpair Perl_my_socketpair
1229 # define htoni htons
1230 # define ntohi ntohs
1232 # define htoni htonl
1233 # define ntohi ntohl
1236 /* Configure already sets Direntry_t */
1237 #if defined(I_DIRENT)
1238 # include <dirent.h>
1239 /* NeXT needs dirent + sys/dir.h */
1240 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1241 # include <sys/dir.h>
1245 # include <sys/ndir.h>
1249 # include <ndir.h> /* may be wrong in the future */
1251 # include <sys/dir.h>
1264 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1266 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1271 * The following gobbledygook brought to you on behalf of __STDC__.
1272 * (I could just use #ifndef __STDC__, but this is more bulletproof
1273 * in the face of half-implementations.)
1276 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1277 #include <sys/mode.h>
1282 # define S_IFMT _S_IFMT
1284 # define S_IFMT 0170000
1289 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1293 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1298 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1300 # define S_ISBLK(m) (0)
1305 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1310 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1312 # define S_ISFIFO(m) (0)
1318 # define S_ISLNK(m) _S_ISLNK(m)
1321 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1324 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1326 # define S_ISLNK(m) (0)
1334 # define S_ISSOCK(m) _S_ISSOCK(m)
1337 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1340 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1342 # define S_ISSOCK(m) (0)
1350 # define S_IRUSR S_IREAD
1351 # define S_IWUSR S_IWRITE
1352 # define S_IXUSR S_IEXEC
1354 # define S_IRUSR 0400
1355 # define S_IWUSR 0200
1356 # define S_IXUSR 0100
1362 # define S_IRGRP (S_IRUSR>>3)
1363 # define S_IWGRP (S_IWUSR>>3)
1364 # define S_IXGRP (S_IXUSR>>3)
1366 # define S_IRGRP 0040
1367 # define S_IWGRP 0020
1368 # define S_IXGRP 0010
1374 # define S_IROTH (S_IRUSR>>6)
1375 # define S_IWOTH (S_IWUSR>>6)
1376 # define S_IXOTH (S_IXUSR>>6)
1378 # define S_IROTH 0040
1379 # define S_IWOTH 0020
1380 # define S_IXOTH 0010
1385 # define S_ISUID 04000
1389 # define S_ISGID 02000
1393 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1397 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1401 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1404 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1405 * which would get included through <sys/file.h >, but that is 3000
1406 * lines in the future. --jhi */
1408 #if !defined(S_IREAD) && !defined(__BEOS__)
1409 # define S_IREAD S_IRUSR
1412 #if !defined(S_IWRITE) && !defined(__BEOS__)
1413 # define S_IWRITE S_IWUSR
1417 # define S_IEXEC S_IXUSR
1424 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1425 # define SLOPPYDIVIDE
1432 #ifdef SPRINTF_E_BUG
1433 # define sprintf UTS_sprintf_wrap
1436 /* For the times when you want the return value of sprintf, and you want it
1437 to be the length. Can't have a thread variable passed in, because C89 has
1440 #ifdef SPRINTF_RETURNS_STRLEN
1441 # define my_sprintf sprintf
1442 # ifdef HAS_SNPRINTF
1443 # define USE_SNPRINTF
1445 # ifdef HAS_VSNPRINTF
1446 # define USE_VSNPRINTF
1449 # define my_sprintf Perl_my_sprintf
1452 #define my_snprintf Perl_my_snprintf
1453 #define my_vsnprintf Perl_my_vsnprintf
1455 /* Configure gets this right but the UTS compiler gets it wrong.
1456 -- Hal Morris <hom00@utsglobal.com> */
1459 # define UVTYPE unsigned
1463 The IV type is supposed to be long enough to hold any integral
1465 --Andy Dougherty August 1996
1471 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1472 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1473 # define IV_MAX INT64_MAX
1474 # define IV_MIN INT64_MIN
1475 # define UV_MAX UINT64_MAX
1477 # define UINT64_MIN 0
1479 # define UV_MIN UINT64_MIN
1481 # define IV_MAX PERL_QUAD_MAX
1482 # define IV_MIN PERL_QUAD_MIN
1483 # define UV_MAX PERL_UQUAD_MAX
1484 # define UV_MIN PERL_UQUAD_MIN
1489 # if defined(INT32_MAX) && IVSIZE == 4
1490 # define IV_MAX INT32_MAX
1491 # define IV_MIN INT32_MIN
1492 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1493 # define UV_MAX UINT32_MAX
1495 # define UV_MAX 4294967295U
1498 # define UINT32_MIN 0
1500 # define UV_MIN UINT32_MIN
1502 # define IV_MAX PERL_LONG_MAX
1503 # define IV_MIN PERL_LONG_MIN
1504 # define UV_MAX PERL_ULONG_MAX
1505 # define UV_MIN PERL_ULONG_MIN
1521 # undef PERL_NEED_MY_HTOLE64
1522 # undef PERL_NEED_MY_LETOH64
1523 # undef PERL_NEED_MY_HTOBE64
1524 # undef PERL_NEED_MY_BETOH64
1527 #if defined(uts) || defined(UTS)
1529 # define UV_MAX (4294967295u)
1532 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1533 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1535 #ifndef NO_PERL_PRESERVE_IVUV
1536 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1540 * The macros INT2PTR and NUM2PTR are (despite their names)
1541 * bi-directional: they will convert int/float to or from pointers.
1542 * However the conversion to int/float are named explicitly:
1543 * PTR2IV, PTR2UV, PTR2NV.
1545 * For int conversions we do not need two casts if pointers are
1546 * the same size as IV and UV. Otherwise we need an explicit
1547 * cast (PTRV) to avoid compiler warnings.
1549 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1551 # define INT2PTR(any,d) (any)(d)
1553 # if PTRSIZE == LONGSIZE
1554 # define PTRV unsigned long
1555 # define PTR2ul(p) (unsigned long)(p)
1557 # define PTRV unsigned
1562 # define INT2PTR(any,d) (any)(PTRV)(d)
1566 # define PTR2ul(p) INT2PTR(unsigned long,p)
1569 #define NUM2PTR(any,d) (any)(PTRV)(d)
1570 #define PTR2IV(p) INT2PTR(IV,p)
1571 #define PTR2UV(p) INT2PTR(UV,p)
1572 #define PTR2NV(p) NUM2PTR(NV,p)
1573 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1575 /* According to strict ANSI C89 one cannot freely cast between
1576 * data pointers and function (code) pointers. There are at least
1577 * two ways around this. One (used below) is to do two casts,
1578 * first the other pointer to an (unsigned) integer, and then
1579 * the integer to the other pointer. The other way would be
1580 * to use unions to "overlay" the pointers. For an example of
1581 * the latter technique, see union dirpu in struct xpvio in sv.h.
1582 * The only feasible use is probably temporarily storing
1583 * function pointers in a data pointer (such as a void pointer). */
1585 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1586 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1588 #ifdef USE_LONG_DOUBLE
1589 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1590 # define LONG_DOUBLE_EQUALS_DOUBLE
1592 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1593 # undef USE_LONG_DOUBLE /* Ouch! */
1598 /* Use an overridden DBL_DIG */
1602 # define DBL_DIG OVR_DBL_DIG
1604 /* The following is all to get DBL_DIG, in order to pick a nice
1605 default value for printing floating point numbers in Gconvert
1606 (see config.h). (It also has other uses, such as figuring out if
1607 a given precision of printing can be done with a double instead of
1608 a long double - Allen).
1617 #define DBL_DIG 15 /* A guess that works lots of places */
1624 #define DBL_DIG 15 /* A guess that works lots of places */
1628 /* Use an overridden LDBL_DIG */
1632 # define LDBL_DIG OVR_LDBL_DIG
1634 /* The following is all to get LDBL_DIG, in order to pick a nice
1635 default value for printing floating point numbers in Gconvert.
1639 # include <limits.h>
1644 # ifndef HAS_LDBL_DIG
1645 # if LONG_DOUBLESIZE == 10
1646 # define LDBL_DIG 18 /* assume IEEE */
1648 # if LONG_DOUBLESIZE == 12
1649 # define LDBL_DIG 18 /* gcc? */
1651 # if LONG_DOUBLESIZE == 16
1652 # define LDBL_DIG 33 /* assume IEEE */
1654 # if LONG_DOUBLESIZE == DOUBLESIZE
1655 # define LDBL_DIG DBL_DIG /* bummer */
1664 * This is for making sure we have a good DBL_MAX value, if possible,
1665 * either for usage as NV_MAX or for usage in figuring out if we can
1666 * fit a given long double into a double, if bug-fixing makes it
1667 * necessary to do so. - Allen <allens@cpan.org>
1671 # include <limits.h>
1675 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1676 # include <values.h>
1677 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1678 # define DBL_MAX MAXDOUBLE
1680 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1681 # define DBL_MIN MINDOUBLE
1684 #endif /* defined(I_VALUES) */
1689 # include <ieeefp.h>
1692 #ifdef USE_LONG_DOUBLE
1694 # include <sunmath.h>
1696 # define NV_DIG LDBL_DIG
1697 # ifdef LDBL_MANT_DIG
1698 # define NV_MANT_DIG LDBL_MANT_DIG
1701 # define NV_MIN LDBL_MIN
1704 # define NV_MAX LDBL_MAX
1706 # ifdef LDBL_MIN_10_EXP
1707 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1709 # ifdef LDBL_MAX_10_EXP
1710 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1712 # ifdef LDBL_EPSILON
1713 # define NV_EPSILON LDBL_EPSILON
1716 # define NV_MAX LDBL_MAX
1717 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1720 # define NV_MAX HUGE_VALL
1723 # define NV_MAX ((NV)HUGE_VAL)
1728 # define Perl_cos cosl
1729 # define Perl_sin sinl
1730 # define Perl_sqrt sqrtl
1731 # define Perl_exp expl
1732 # define Perl_log logl
1733 # define Perl_atan2 atan2l
1734 # define Perl_pow powl
1735 # define Perl_floor floorl
1736 # define Perl_ceil ceill
1737 # define Perl_fmod fmodl
1739 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1741 # define Perl_modf(x,y) modfl(x,y)
1742 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1743 prototype in <math.h> */
1744 # ifndef HAS_MODFL_PROTO
1745 EXTERN_C long double modfl(long double, long double *);
1748 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1749 extern long double Perl_my_modfl(long double x, long double *ip);
1750 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1754 # define Perl_frexp(x,y) frexpl(x,y)
1756 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1757 extern long double Perl_my_frexpl(long double x, int *e);
1758 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1763 # define Perl_isnan(x) isnanl(x)
1768 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1772 # define NV_DIG DBL_DIG
1773 # ifdef DBL_MANT_DIG
1774 # define NV_MANT_DIG DBL_MANT_DIG
1777 # define NV_MIN DBL_MIN
1780 # define NV_MAX DBL_MAX
1782 # ifdef DBL_MIN_10_EXP
1783 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1785 # ifdef DBL_MAX_10_EXP
1786 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1789 # define NV_EPSILON DBL_EPSILON
1791 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1792 # define NV_MAX DBL_MAX
1793 # define NV_MIN DBL_MIN
1796 # define NV_MAX HUGE_VAL
1799 # define Perl_cos cos
1800 # define Perl_sin sin
1801 # define Perl_sqrt sqrt
1802 # define Perl_exp exp
1803 # define Perl_log log
1804 # define Perl_atan2 atan2
1805 # define Perl_pow pow
1806 # define Perl_floor floor
1807 # define Perl_ceil ceil
1808 # define Perl_fmod fmod
1809 # define Perl_modf(x,y) modf(x,y)
1810 # define Perl_frexp(x,y) frexp(x,y)
1813 /* rumor has it that Win32 has _fpclass() */
1815 /* SGI has fpclassl... but not with the same result values,
1816 * and it's via a typedef (not via #define), so will need to redo Configure
1817 * to use. Not worth the trouble, IMO, at least until the below is used
1818 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1819 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1820 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1822 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1824 # include <ieeefp.h>
1829 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1830 # define Perl_fp_class() fpclassl(x)
1832 # define Perl_fp_class() fpclass(x)
1834 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1835 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1836 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1837 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1838 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1839 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1840 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1841 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1842 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1843 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1844 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1845 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1846 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1847 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1848 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1851 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1853 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1854 # include <fp_class.h>
1856 # define Perl_fp_class(x) fp_class(x)
1857 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1858 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1859 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1860 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1861 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1862 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1863 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1864 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1865 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1866 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1867 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1868 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1869 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1870 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1871 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1874 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1876 # define Perl_fp_class(x) fpclassify(x)
1877 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1878 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1879 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1880 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1881 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1884 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1887 # define Perl_fp_class(x) class(x)
1889 # define Perl_fp_class(x) _class(x)
1891 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1892 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1893 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1894 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1895 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1896 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1897 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1898 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1899 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1900 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1901 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1902 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1903 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1904 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1905 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1908 /* rumor has it that Win32 has _isnan() */
1912 # define Perl_isnan(x) isnan((NV)x)
1914 # ifdef Perl_fp_class_nan
1915 # define Perl_isnan(x) Perl_fp_class_nan(x)
1917 # ifdef HAS_UNORDERED
1918 # define Perl_isnan(x) unordered((x), 0.0)
1920 # define Perl_isnan(x) ((x)!=(x))
1927 int isnan(double d);
1932 # define Perl_isinf(x) isinf((NV)x)
1934 # ifdef Perl_fp_class_inf
1935 # define Perl_isinf(x) Perl_fp_class_inf(x)
1937 # define Perl_isinf(x) ((x)==NV_INF)
1942 #ifndef Perl_isfinite
1944 # define Perl_isfinite(x) finite((NV)x)
1946 # ifdef HAS_ISFINITE
1947 # define Perl_isfinite(x) isfinite(x)
1949 # ifdef Perl_fp_class_finite
1950 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1952 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1958 /* The default is to use Perl's own atof() implementation (in numeric.c).
1959 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1960 * it is however best to use the native implementation of atof.
1961 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1962 * Some good tests to try out with either setting are t/base/num.t,
1963 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1964 * you may need to be using a different function than atof! */
1966 #ifndef USE_PERL_ATOF
1968 # define USE_PERL_ATOF
1971 # if USE_PERL_ATOF == 0
1972 # undef USE_PERL_ATOF
1976 #ifdef USE_PERL_ATOF
1977 # define Perl_atof(s) Perl_my_atof(s)
1978 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1980 # define Perl_atof(s) (NV)atof(s)
1981 # define Perl_atof2(s, n) ((n) = atof(s))
1984 /* Previously these definitions used hardcoded figures.
1985 * It is hoped these formula are more portable, although
1986 * no data one way or another is presently known to me.
1987 * The "PERL_" names are used because these calculated constants
1988 * do not meet the ANSI requirements for LONG_MAX, etc., which
1989 * need to be constants acceptable to #if - kja
1990 * define PERL_LONG_MAX 2147483647L
1991 * define PERL_LONG_MIN (-LONG_MAX - 1)
1992 * define PERL ULONG_MAX 4294967295L
1995 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1996 # include <limits.h>
1998 /* Included values.h above if necessary; still including limits.h down here,
1999 * despite doing above, because math.h might have overriden... XXX - Allen */
2002 * Try to figure out max and min values for the integral types. THE CORRECT
2003 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2004 * following hacks are used if neither limits.h or values.h provide them:
2005 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2006 * for types < int: (unsigned TYPE)~(unsigned)0
2007 * The argument to ~ must be unsigned so that later signed->unsigned
2008 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2009 * and it must not be smaller than int because ~ does integral promotion.
2010 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2011 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2012 * The latter is a hack which happens to work on some machines but
2013 * does *not* catch any random system, or things like integer types
2014 * with NaN if that is possible.
2016 * All of the types are explicitly cast to prevent accidental loss of
2017 * numeric range, and in the hope that they will be less likely to confuse
2018 * over-eager optimizers.
2022 #define PERL_UCHAR_MIN ((unsigned char)0)
2025 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2028 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2030 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2035 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2036 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2037 * depending on local options. Until Configure detects this (or at least
2038 * detects whether the "signed" keyword is available) the CHAR ranges
2039 * will not be included. UCHAR functions normally.
2043 #define PERL_USHORT_MIN ((unsigned short)0)
2046 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2049 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2052 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2054 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2060 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2062 # ifdef MAXSHORT /* Often used in <values.h> */
2063 # define PERL_SHORT_MAX ((short)MAXSHORT)
2066 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2068 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2074 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2077 # define PERL_SHORT_MIN ((short)MINSHORT)
2080 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2082 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2088 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2091 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2093 # define PERL_UINT_MAX (~(unsigned int)0)
2097 #define PERL_UINT_MIN ((unsigned int)0)
2100 # define PERL_INT_MAX ((int)INT_MAX)
2102 # ifdef MAXINT /* Often used in <values.h> */
2103 # define PERL_INT_MAX ((int)MAXINT)
2105 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2110 # define PERL_INT_MIN ((int)INT_MIN)
2113 # define PERL_INT_MIN ((int)MININT)
2115 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2120 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2123 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2125 # define PERL_ULONG_MAX (~(unsigned long)0)
2129 #define PERL_ULONG_MIN ((unsigned long)0L)
2132 # define PERL_LONG_MAX ((long)LONG_MAX)
2134 # ifdef MAXLONG /* Often used in <values.h> */
2135 # define PERL_LONG_MAX ((long)MAXLONG)
2137 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2142 # define PERL_LONG_MIN ((long)LONG_MIN)
2145 # define PERL_LONG_MIN ((long)MINLONG)
2147 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2153 # define PERL_UQUAD_MAX (~(UV)0)
2154 # define PERL_UQUAD_MIN ((UV)0)
2155 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2156 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2161 # include "malloc_ctl.h"
2164 struct RExC_state_t;
2166 typedef MEM_SIZE STRLEN;
2169 typedef struct token TOKEN;
2170 typedef struct madprop MADPROP;
2171 typedef struct nexttoken NEXTTOKE;
2173 typedef struct op OP;
2174 typedef struct cop COP;
2175 typedef struct unop UNOP;
2176 typedef struct binop BINOP;
2177 typedef struct listop LISTOP;
2178 typedef struct logop LOGOP;
2179 typedef struct pmop PMOP;
2180 typedef struct svop SVOP;
2181 typedef struct padop PADOP;
2182 typedef struct pvop PVOP;
2183 typedef struct loop LOOP;
2185 typedef struct interpreter PerlInterpreter;
2187 /* Amdahl's <ksync.h> has struct sv */
2188 /* SGI's <sys/sema.h> has struct sv */
2189 #if defined(UTS) || defined(__sgi)
2190 # define STRUCT_SV perl_sv
2192 # define STRUCT_SV sv
2194 typedef struct STRUCT_SV SV;
2195 typedef struct av AV;
2196 typedef struct hv HV;
2197 typedef struct cv CV;
2198 typedef struct regexp REGEXP;
2199 typedef struct gp GP;
2200 typedef struct gv GV;
2201 typedef struct io IO;
2202 typedef struct context PERL_CONTEXT;
2203 typedef struct block BLOCK;
2205 typedef struct magic MAGIC;
2206 typedef struct xpv XPV;
2207 typedef struct xpviv XPVIV;
2208 typedef struct xpvuv XPVUV;
2209 typedef struct xpvnv XPVNV;
2210 typedef struct xpvmg XPVMG;
2211 typedef struct xpvlv XPVLV;
2212 typedef struct xpvav XPVAV;
2213 typedef struct xpvhv XPVHV;
2214 typedef struct xpvgv XPVGV;
2215 typedef struct xpvcv XPVCV;
2216 typedef struct xpvbm XPVBM;
2217 typedef struct xpvfm XPVFM;
2218 typedef struct xpvio XPVIO;
2219 typedef struct mgvtbl MGVTBL;
2220 typedef union any ANY;
2221 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2222 typedef struct ptr_tbl PTR_TBL_t;
2223 typedef struct clone_params CLONE_PARAMS;
2227 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2228 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2229 # define USE_64_BIT_RAWIO /* implicit */
2233 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2234 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2235 * however, because operating systems like to do that themself. */
2238 # define FSEEKSIZE LSEEKSIZE
2240 # define FSEEKSIZE LONGSIZE
2244 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2245 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2246 # define USE_64_BIT_STDIO /* implicit */
2250 #ifdef USE_64_BIT_RAWIO
2253 # define Off_t off64_t
2255 # define LSEEKSIZE 8
2257 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2258 * will trigger defines like the ones below. Some 64-bit environments,
2259 * however, do not. Therefore we have to explicitly mix and match. */
2260 # if defined(USE_OPEN64)
2261 # define open open64
2263 # if defined(USE_LSEEK64)
2264 # define lseek lseek64
2266 # if defined(USE_LLSEEK)
2267 # define lseek llseek
2270 # if defined(USE_STAT64)
2271 # define stat stat64
2273 # if defined(USE_FSTAT64)
2274 # define fstat fstat64
2276 # if defined(USE_LSTAT64)
2277 # define lstat lstat64
2279 # if defined(USE_FLOCK64)
2280 # define flock flock64
2282 # if defined(USE_LOCKF64)
2283 # define lockf lockf64
2285 # if defined(USE_FCNTL64)
2286 # define fcntl fcntl64
2288 # if defined(USE_TRUNCATE64)
2289 # define truncate truncate64
2291 # if defined(USE_FTRUNCATE64)
2292 # define ftruncate ftruncate64
2296 #ifdef USE_64_BIT_STDIO
2297 # ifdef HAS_FPOS64_T
2299 # define Fpos_t fpos64_t
2301 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2302 * will trigger defines like the ones below. Some 64-bit environments,
2303 * however, do not. */
2304 # if defined(USE_FOPEN64)
2305 # define fopen fopen64
2307 # if defined(USE_FSEEK64)
2308 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2310 # if defined(USE_FTELL64)
2311 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2313 # if defined(USE_FSETPOS64)
2314 # define fsetpos fsetpos64
2316 # if defined(USE_FGETPOS64)
2317 # define fgetpos fgetpos64
2319 # if defined(USE_TMPFILE64)
2320 # define tmpfile tmpfile64
2322 # if defined(USE_FREOPEN64)
2323 # define freopen freopen64
2327 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2328 # include "iperlsys.h"
2331 #if defined(__OPEN_VM)
2332 # include "vmesa/vmesaish.h"
2333 # define ISHISH "vmesa"
2338 # include "os2ish.h"
2340 # include "dosish.h"
2342 # define ISHISH "dos"
2346 # include "vmsish.h"
2350 # define op_getmad(arg,pegop,slot) NOOP
2352 # define ISHISH "vms"
2356 # include "./plan9/plan9ish.h"
2357 # define ISHISH "plan9"
2361 # include "mpeix/mpeixish.h"
2362 # define ISHISH "mpeix"
2365 #if defined(__VOS__)
2367 # include "./vos/vosish.h"
2369 # include "vos/vosish.h"
2371 # define ISHISH "vos"
2375 # include "epocish.h"
2376 # define ISHISH "epoc"
2379 #ifdef __SYMBIAN32__
2380 # include "symbian/symbianish.h"
2384 # define op_getmad(arg,pegop,slot) NOOP
2386 # define ISHISH "symbian"
2389 #if defined(MACOS_TRADITIONAL)
2390 # include "macos/macish.h"
2391 # ifndef NO_ENVIRON_ARRAY
2392 # define NO_ENVIRON_ARRAY
2394 # define ISHISH "macos classic"
2397 #if defined(__BEOS__)
2398 # include "beos/beosish.h"
2399 # define ISHISH "beos"
2403 # include "unixish.h"
2404 # define ISHISH "unix"
2407 /* NSIG logic from Configure --> */
2408 /* Strange style to avoid deeply-nested #if/#else/#endif */
2411 # define NSIG (_NSIG)
2417 # define NSIG (SIGMAX+1)
2423 # define NSIG (SIG_MAX+1)
2429 # define NSIG (_SIG_MAX+1)
2435 # define NSIG (MAXSIG+1)
2441 # define NSIG (MAX_SIG+1)
2446 # ifdef SIGARRAYSIZE
2447 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2453 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2457 /* Default to some arbitrary number that's big enough to get most
2458 of the common signals.
2463 /* <-- NSIG logic from Configure */
2465 #ifndef NO_ENVIRON_ARRAY
2466 # define USE_ENVIRON_ARRAY
2470 * initialise to avoid floating-point exceptions from overflow, etc
2472 #ifndef PERL_FPU_INIT
2473 # ifdef HAS_FPSETMASK
2474 # if HAS_FLOATINGPOINT_H
2475 # include <floatingpoint.h>
2477 # define PERL_FPU_INIT fpsetmask(0);
2479 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2480 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2481 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2482 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2484 # define PERL_FPU_INIT
2489 #ifndef PERL_FPU_PRE_EXEC
2490 # define PERL_FPU_PRE_EXEC {
2491 # define PERL_FPU_POST_EXEC }
2494 #ifndef PERL_SYS_INIT3
2495 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2498 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2499 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2504 # ifdef _POSIX_PATH_MAX
2505 # if PATH_MAX > _POSIX_PATH_MAX
2506 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2507 * included the null byte or not. Later amendments of POSIX,
2508 * XPG4, the Austin Group, and the Single UNIX Specification
2509 * all explicitly include the null byte in the PATH_MAX.
2510 * Ditto for _POSIX_PATH_MAX. */
2511 # define MAXPATHLEN PATH_MAX
2513 # define MAXPATHLEN _POSIX_PATH_MAX
2516 # define MAXPATHLEN (PATH_MAX+1)
2519 # ifdef _POSIX_PATH_MAX
2520 # define MAXPATHLEN _POSIX_PATH_MAX
2522 # define MAXPATHLEN 1024 /* Err on the large side. */
2527 /* In case Configure was not used (we are using a "canned config"
2528 * such as Win32, or a cross-compilation setup, for example) try going
2529 * by the gcc major and minor versions. One useful URL is
2530 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2531 * but contrary to this information warn_unused_result seems
2532 * not to be in gcc 3.3.5, at least. --jhi
2533 * Set these up now otherwise we get confused when some of the <*thread.h>
2534 * includes below indirectly pull in <perlio.h> (which needs to know if we
2535 * have HASATTRIBUTE_FORMAT).
2538 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2539 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2540 # define HASATTRIBUTE_FORMAT
2542 # if __GNUC__ >= 3 /* 3.0 -> */
2543 # define HASATTRIBUTE_MALLOC
2545 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2546 # define HASATTRIBUTE_NONNULL
2548 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2549 # define HASATTRIBUTE_NORETURN
2551 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2552 # define HASATTRIBUTE_PURE
2554 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2555 # define HASATTRIBUTE_UNUSED
2557 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2558 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2562 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2563 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2564 * this results in many functions being undeclared which bothers C++
2565 * May make sense to have threads after "*ish.h" anyway
2568 #if defined(USE_ITHREADS)
2570 # include <nw5thread.h>
2572 # ifdef FAKE_THREADS
2573 # include "fakethr.h"
2576 # include <win32thread.h>
2579 # include "os2thread.h"
2581 # ifdef I_MACH_CTHREADS
2582 # include <mach/cthreads.h>
2583 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2584 # define MUTEX_INIT_CALLS_MALLOC
2586 typedef cthread_t perl_os_thread;
2587 typedef mutex_t perl_mutex;
2588 typedef condition_t perl_cond;
2589 typedef void * perl_key;
2590 # else /* Posix threads */
2592 # include <pthread.h>
2594 typedef pthread_t perl_os_thread;
2595 typedef pthread_mutex_t perl_mutex;
2596 typedef pthread_cond_t perl_cond;
2597 typedef pthread_key_t perl_key;
2598 # endif /* I_MACH_CTHREADS */
2601 # endif /* FAKE_THREADS */
2602 #endif /* NETWARE */
2603 #endif /* USE_ITHREADS */
2610 # include "netware.h"
2613 #define STATUS_UNIX PL_statusvalue
2615 # define STATUS_NATIVE PL_statusvalue_vms
2617 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2618 * its contents can not be trusted. Unfortunately, Perl seems to check
2619 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2622 # include <stsdef.h>
2624 /* Presume this because if VMS changes it, it will require a new
2625 * set of APIs for waiting on children for binary compatibility.
2627 # define child_offset_bits (8)
2628 # ifndef C_FAC_POSIX
2629 # define C_FAC_POSIX 0x35A000
2632 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2633 * platform from the existing UNIX or Native status values.
2636 # define STATUS_EXIT \
2637 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2638 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2641 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2642 * exit code and shifts the UNIX value over the correct number of bits to
2643 * be a child status. Usually the number of bits is 8, but that could be
2644 * platform dependent. The NATIVE status code is presumed to have either
2645 * from a child process.
2648 /* This is complicated. The child processes return a true native VMS
2649 status which must be saved. But there is an assumption in Perl that
2650 the UNIX child status has some relationship to errno values, so
2651 Perl tries to translate it to text in some of the tests.
2652 In order to get the string translation correct, for the error, errno
2653 must be EVMSERR, but that generates a different text message
2654 than what the test programs are expecting. So an errno value must
2655 be derived from the native status value when an error occurs.
2656 That will hide the true native status message. With this version of
2657 perl, the true native child status can always be retrieved so that
2658 is not a problem. But in this case, Pl_statusvalue and errno may
2659 have different values in them.
2662 # define STATUS_NATIVE_CHILD_SET(n) \
2664 I32 evalue = (I32)n; \
2665 if (evalue == EVMSERR) { \
2666 PL_statusvalue_vms = vaxc$errno; \
2667 PL_statusvalue = evalue; \
2669 PL_statusvalue_vms = evalue; \
2670 if (evalue == -1) { \
2671 PL_statusvalue = -1; \
2672 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2674 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2675 set_vaxc_errno(evalue); \
2676 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2677 set_errno(EVMSERR); \
2678 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2679 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2683 # ifdef VMSISH_STATUS
2684 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2686 # define STATUS_CURRENT STATUS_UNIX
2689 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2690 * the NATIVE status to an equivalent value. Can not be used to translate
2691 * exit code values as exit code values are not guaranteed to have any
2692 * relationship at all to errno values.
2693 * This is used when Perl is forcing errno to have a specific value.
2695 # define STATUS_UNIX_SET(n) \
2697 I32 evalue = (I32)n; \
2698 PL_statusvalue = evalue; \
2699 if (PL_statusvalue != -1) { \
2700 if (PL_statusvalue != EVMSERR) { \
2701 PL_statusvalue &= 0xFFFF; \
2702 if (MY_POSIX_EXIT) \
2703 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2704 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2707 PL_statusvalue_vms = vaxc$errno; \
2710 else PL_statusvalue_vms = SS$_ABORT; \
2711 set_vaxc_errno(PL_statusvalue_vms); \
2714 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2715 * the NATIVE error status based on it. It does not assume that
2716 * the UNIX/POSIX exit codes have any relationship to errno, except
2717 * that 0 indicates a success. When in the default mode to comply
2718 * with the Perl VMS documentation, any other code sets the NATIVE
2719 * status to a failure code of SS$_ABORT.
2721 * In the new POSIX EXIT mode, native status will be set so that the
2722 * actual exit code will can be retrieved by the calling program or
2725 * If the exit code is not clearly a UNIX parent or child exit status,
2726 * it will be passed through as a VMS status.
2729 # define STATUS_UNIX_EXIT_SET(n) \
2731 I32 evalue = (I32)n; \
2732 PL_statusvalue = evalue; \
2733 if (evalue != -1) { \
2734 if (evalue <= 0xFF00) { \
2735 if (evalue > 0xFF) \
2736 evalue = (evalue >> child_offset_bits) & 0xFF; \
2738 PL_statusvalue_vms == SS$_NORMAL; \
2740 if (MY_POSIX_EXIT) \
2741 PL_statusvalue_vms = \
2742 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2743 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2745 PL_statusvalue_vms = SS$_ABORT; \
2746 } else { /* forgive them Perl, for they have sinned */ \
2747 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2748 else PL_statusvalue_vms = vaxc$errno; \
2749 /* And obviously used a VMS status value instead of UNIX */ \
2750 PL_statusvalue = EVMSERR; \
2753 else PL_statusvalue_vms = SS$_ABORT; \
2754 set_vaxc_errno(PL_statusvalue_vms); \
2757 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2758 * and sets the NATIVE error status based on it. This special case
2759 * is needed to maintain compatibility with past VMS behavior.
2761 * In the default mode on VMS, this number is passed through as
2762 * both the NATIVE and UNIX status. Which makes it different
2763 * that the STATUS_UNIX_EXIT_SET.
2765 * In the new POSIX EXIT mode, native status will be set so that the
2766 * actual exit code will can be retrieved by the calling program or
2771 # define STATUS_EXIT_SET(n) \
2773 I32 evalue = (I32)n; \
2774 PL_statusvalue = evalue; \
2775 if (MY_POSIX_EXIT) \
2776 PL_statusvalue_vms = \
2777 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2778 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2780 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2781 set_vaxc_errno(PL_statusvalue_vms); \
2785 /* This macro forces a success status */
2786 # define STATUS_ALL_SUCCESS \
2787 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2789 /* This macro forces a failure status */
2790 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2791 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2792 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2795 # define STATUS_NATIVE PL_statusvalue_posix
2796 # if defined(WCOREDUMP)
2797 # define STATUS_NATIVE_CHILD_SET(n) \
2799 PL_statusvalue_posix = (n); \
2800 if (PL_statusvalue_posix == -1) \
2801 PL_statusvalue = -1; \
2804 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2805 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2806 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2809 # elif defined(WIFEXITED)
2810 # define STATUS_NATIVE_CHILD_SET(n) \
2812 PL_statusvalue_posix = (n); \
2813 if (PL_statusvalue_posix == -1) \
2814 PL_statusvalue = -1; \
2817 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2818 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2822 # define STATUS_NATIVE_CHILD_SET(n) \
2824 PL_statusvalue_posix = (n); \
2825 if (PL_statusvalue_posix == -1) \
2826 PL_statusvalue = -1; \
2829 PL_statusvalue_posix & 0xFFFF; \
2833 # define STATUS_UNIX_SET(n) \
2835 PL_statusvalue = (n); \
2836 if (PL_statusvalue != -1) \
2837 PL_statusvalue &= 0xFFFF; \
2839 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2840 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2841 # define STATUS_CURRENT STATUS_UNIX
2842 # define STATUS_EXIT STATUS_UNIX
2843 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2844 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2847 /* flags in PL_exit_flags for nature of exit() */
2848 #define PERL_EXIT_EXPECTED 0x01
2849 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2851 #ifndef MEMBER_TO_FPTR
2852 # define MEMBER_TO_FPTR(name) name
2855 /* format to use for version numbers in file/directory names */
2856 /* XXX move to Configure? */
2857 #ifndef PERL_FS_VER_FMT
2858 # define PERL_FS_VER_FMT "%d.%d.%d"
2861 /* This defines a way to flush all output buffers. This may be a
2862 * performance issue, so we allow people to disable it. Also, if
2863 * we are using stdio, there are broken implementations of fflush(NULL)
2864 * out there, Solaris being the most prominent.
2866 #ifndef PERL_FLUSHALL_FOR_CHILD
2867 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2868 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2871 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2873 # define PERL_FLUSHALL_FOR_CHILD NOOP
2878 #ifndef PERL_WAIT_FOR_CHILDREN
2879 # define PERL_WAIT_FOR_CHILDREN NOOP
2882 /* the traditional thread-unsafe notion of "current interpreter". */
2883 #ifndef PERL_SET_INTERP
2884 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2887 #ifndef PERL_GET_INTERP
2888 # define PERL_GET_INTERP (PL_curinterp)
2891 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2892 # ifdef MULTIPLICITY
2893 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2895 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2899 This replaces the previous %_ "hack" by the "%p" hacks.
2900 All that is required is that the perl source does not
2901 use "%-p" or "%-<number>p" or "%<number>p" formats.
2902 These formats will still work in perl code.
2903 See comments in sv.c for futher details.
2905 -DvdNUMBER=<number> can be used to redefine VDf
2907 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2908 which works properly but gives compiler warnings
2910 Robin Barker 2005-07-14
2914 # define SVf_(n) "-" STRINGIFY(n) "p"
2922 # define SVf32 SVf_(32)
2926 # define SVf256 SVf_(256)
2935 # define VDf STRINGIFY(vdNUMBER) "p"
2945 #ifdef HASATTRIBUTE_FORMAT
2946 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2948 #ifdef HASATTRIBUTE_MALLOC
2949 # define __attribute__malloc__ __attribute__((__malloc__))
2951 #ifdef HASATTRIBUTE_NONNULL
2952 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2954 #ifdef HASATTRIBUTE_NORETURN
2955 # define __attribute__noreturn__ __attribute__((noreturn))
2957 #ifdef HASATTRIBUTE_PURE
2958 # define __attribute__pure__ __attribute__((pure))
2960 #ifdef HASATTRIBUTE_UNUSED
2961 # define __attribute__unused__ __attribute__((unused))
2963 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2964 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2967 /* If we haven't defined the attributes yet, define them to blank. */
2968 #ifndef __attribute__format__
2969 # define __attribute__format__(x,y,z)
2971 #ifndef __attribute__malloc__
2972 # define __attribute__malloc__
2974 #ifndef __attribute__nonnull__
2975 # define __attribute__nonnull__(a)
2977 #ifndef __attribute__noreturn__
2978 # define __attribute__noreturn__
2980 #ifndef __attribute__pure__
2981 # define __attribute__pure__
2983 #ifndef __attribute__unused__
2984 # define __attribute__unused__
2986 #ifndef __attribute__warn_unused_result__
2987 # define __attribute__warn_unused_result__
2990 /* For functions that are marked as __attribute__noreturn__, it's not
2991 appropriate to call return. In either case, include the lint directive.
2993 #ifdef HASATTRIBUTE_NORETURN
2994 # define NORETURN_FUNCTION_END /* NOTREACHED */
2996 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
2999 #ifdef HAS_BUILTIN_EXPECT
3000 # define EXPECT(expr,val) __builtin_expect(expr,val)
3002 # define EXPECT(expr,val) (expr)
3004 #define LIKELY(cond) EXPECT(cond,1)
3005 #define UNLIKELY(cond) EXPECT(cond,0)
3006 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3010 /* Some unistd.h's give a prototype for pause() even though
3011 HAS_PAUSE ends up undefined. This causes the #define
3012 below to be rejected by the compiler. Sigh.
3017 #define Pause() sleep((32767<<16)+32767)
3021 # ifdef IOCPARM_MASK
3022 /* on BSDish systems we're safe */
3023 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3025 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3026 /* on Linux systems we're safe; except when we're not [perl #38223] */
3027 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3029 /* otherwise guess at what's safe */
3030 # define IOCPARM_LEN(x) 256
3035 #if defined(__CYGWIN__)
3037 * This symbol, if defined, indicates that the program should
3038 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3039 * that a file is in "binary" mode -- that is, that no translation
3040 * of bytes occurs on read or write operations.
3042 # define USEMYBINMODE /**/
3043 # include <io.h> /* for setmode() prototype */
3044 # define my_binmode(fp, iotype, mode) \
3045 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3049 void init_os_extras(void);
3052 #ifdef UNION_ANY_DEFINITION
3053 UNION_ANY_DEFINITION;
3061 void (*any_dptr) (void*);
3062 void (*any_dxptr) (pTHX_ void*);
3066 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3068 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3069 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3070 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3072 #if defined(_AIX) && !defined(_AIX43)
3073 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3074 /* We cannot include <crypt.h> to get the struct crypt_data
3075 * because of setkey prototype problems when threading */
3076 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3077 /* From OSF, Not needed in AIX
3085 #endif /* threading */
3088 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3089 # include "iperlsys.h"
3092 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3093 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3094 * defined by Configure, despite their names being similar to the
3095 * other defines like USE_ITHREADS. Configure in fact knows nothing
3096 * about the randomised hashes. Therefore to enable/disable the hash
3097 * randomisation defines use the Configure -Accflags=... instead. */
3098 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3099 # define USE_HASH_SEED
3102 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3103 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3104 * it's not really needed.
3107 # define YYTOKENTYPE
3113 YYSTYPE next_val; /* value of next token, if any */
3114 I32 next_type; /* type of next token */
3115 MADPROP *next_mad; /* everything else about that token */
3126 #include "opnames.h"
3133 #include "warnings.h"
3137 typedef struct _sublex_info SUBLEXINFO;
3138 struct _sublex_info {
3139 I32 super_state; /* lexer state to save */
3140 I32 sub_inwhat; /* "lex_inwhat" to use */
3141 OP *sub_op; /* "lex_op" to use */
3142 char *super_bufptr; /* PL_bufptr that was */
3143 char *super_bufend; /* PL_bufend that was */
3146 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3148 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3149 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3151 /* Keep next first in this structure, because sv_free_arenas take
3152 advantage of this to share code between the pte arenas and the SV
3154 struct ptr_tbl_ent {
3155 struct ptr_tbl_ent* next;
3161 struct ptr_tbl_ent** tbl_ary;
3166 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3170 #if defined(htonl) && !defined(HAS_HTONL)
3173 #if defined(htons) && !defined(HAS_HTONS)
3176 #if defined(ntohl) && !defined(HAS_NTOHL)
3179 #if defined(ntohs) && !defined(HAS_NTOHS)
3183 #if (BYTEORDER & 0xffff) != 0x4321
3189 #define htons my_swap
3190 #define htonl my_htonl
3191 #define ntohs my_swap
3192 #define ntohl my_ntohl
3195 #if (BYTEORDER & 0xffff) == 0x4321
3204 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3207 #if BYTEORDER != 0x1234
3212 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3213 # define vtohl(x) ((((x)&0xFF)<<24) \
3215 +(((x)&0x0000FF00)<<8) \
3216 +(((x)&0x00FF0000)>>8) )
3217 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3218 # define htovl(x) vtohl(x)
3219 # define htovs(x) vtohs(x)
3221 /* otherwise default to functions in util.c */
3223 short htovs(short n);
3224 short vtohs(short n);
3230 /* *MAX Plus 1. A floating point value.
3231 Hopefully expressed in a way that dodgy floating point can't mess up.
3232 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3234 May find that some broken compiler will want the value cast to I32.
3235 [after the shift, as signed >> may not be as secure as unsigned >>]
3237 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3238 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3239 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3240 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3241 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3243 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3245 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3246 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3247 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3249 /* This may look like unnecessary jumping through hoops, but converting
3250 out of range floating point values to integers *is* undefined behaviour,
3251 and it is starting to bite.
3254 #define I_32(what) (cast_i32((NV)(what)))
3255 #define U_32(what) (cast_ulong((NV)(what)))
3256 #define I_V(what) (cast_iv((NV)(what)))
3257 #define U_V(what) (cast_uv((NV)(what)))
3259 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3260 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3261 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3262 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3263 : ((n) < U32_MAX_P1 ? (U32) (n) \
3264 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3265 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3266 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3267 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3268 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3269 : ((n) < UV_MAX_P1 ? (UV) (n) \
3270 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3273 #define U_S(what) ((U16)U_32(what))
3274 #define U_I(what) ((unsigned int)U_32(what))
3275 #define U_L(what) U_32(what)
3277 /* These do not care about the fractional part, only about the range. */
3278 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3279 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3281 /* Used with UV/IV arguments: */
3282 /* XXXX: need to speed it up */
3283 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3284 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3291 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3292 Uid_t getuid (void);
3293 Uid_t geteuid (void);
3294 Gid_t getgid (void);
3295 Gid_t getegid (void);
3299 #ifndef Perl_debug_log
3300 # define Perl_debug_log PerlIO_stderr()
3303 #ifndef Perl_error_log
3304 # define Perl_error_log (PL_stderrgv \
3305 && isGV(PL_stderrgv) \
3306 && GvIOp(PL_stderrgv) \
3307 && IoOFP(GvIOp(PL_stderrgv)) \
3308 ? IoOFP(GvIOp(PL_stderrgv)) \
3313 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3314 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3315 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3316 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3317 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3318 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3319 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3320 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3321 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3322 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3323 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3324 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3326 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3327 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3328 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3329 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3330 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3331 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3332 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3333 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3334 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3335 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3336 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3337 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3339 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3340 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3341 that something was done? */
3343 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3344 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3345 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3346 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3347 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3348 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3349 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3350 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3351 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3352 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3353 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3354 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3355 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3356 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3357 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3358 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3359 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3360 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3361 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3362 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3363 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3364 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3365 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3366 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3370 # define DEBUG_p_TEST DEBUG_p_TEST_
3371 # define DEBUG_s_TEST DEBUG_s_TEST_
3372 # define DEBUG_l_TEST DEBUG_l_TEST_
3373 # define DEBUG_t_TEST DEBUG_t_TEST_
3374 # define DEBUG_o_TEST DEBUG_o_TEST_
3375 # define DEBUG_c_TEST DEBUG_c_TEST_
3376 # define DEBUG_P_TEST DEBUG_P_TEST_
3377 # define DEBUG_m_TEST DEBUG_m_TEST_
3378 # define DEBUG_f_TEST DEBUG_f_TEST_
3379 # define DEBUG_r_TEST DEBUG_r_TEST_
3380 # define DEBUG_x_TEST DEBUG_x_TEST_
3381 # define DEBUG_u_TEST DEBUG_u_TEST_
3382 # define DEBUG_H_TEST DEBUG_H_TEST_
3383 # define DEBUG_X_TEST DEBUG_X_TEST_
3384 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3385 # define DEBUG_D_TEST DEBUG_D_TEST_
3386 # define DEBUG_S_TEST DEBUG_S_TEST_
3387 # define DEBUG_T_TEST DEBUG_T_TEST_
3388 # define DEBUG_R_TEST DEBUG_R_TEST_
3389 # define DEBUG_J_TEST DEBUG_J_TEST_
3390 # define DEBUG_v_TEST DEBUG_v_TEST_
3391 # define DEBUG_C_TEST DEBUG_C_TEST_
3392 # define DEBUG_A_TEST DEBUG_A_TEST_
3393 # define DEBUG_q_TEST DEBUG_q_TEST_
3395 # define PERL_DEB(a) a
3396 # define PERL_DEBUG(a) if (PL_debug) a
3397 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3398 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3399 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3400 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3401 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3402 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3403 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3405 /* Temporarily turn off memory debugging in case the a
3406 * does memory allocation, either directly or indirectly. */
3407 # define DEBUG_m(a) \
3409 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3412 # define DEBUG__(t, a) \
3414 if (t) STMT_START {a;} STMT_END; \
3417 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3418 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3419 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3420 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3421 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3422 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3423 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3424 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3428 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3429 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3430 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3431 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3432 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3433 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3435 #else /* DEBUGGING */
3437 # define DEBUG_p_TEST (0)
3438 # define DEBUG_s_TEST (0)
3439 # define DEBUG_l_TEST (0)
3440 # define DEBUG_t_TEST (0)
3441 # define DEBUG_o_TEST (0)
3442 # define DEBUG_c_TEST (0)
3443 # define DEBUG_P_TEST (0)
3444 # define DEBUG_m_TEST (0)
3445 # define DEBUG_f_TEST (0)
3446 # define DEBUG_r_TEST (0)
3447 # define DEBUG_x_TEST (0)
3448 # define DEBUG_u_TEST (0)
3449 # define DEBUG_H_TEST (0)
3450 # define DEBUG_X_TEST (0)
3451 # define DEBUG_Xv_TEST (0)
3452 # define DEBUG_D_TEST (0)
3453 # define DEBUG_S_TEST (0)
3454 # define DEBUG_T_TEST (0)
3455 # define DEBUG_R_TEST (0)
3456 # define DEBUG_J_TEST (0)
3457 # define DEBUG_v_TEST (0)
3458 # define DEBUG_C_TEST (0)
3459 # define DEBUG_A_TEST (0)
3460 # define DEBUG_q_TEST (0)
3462 # define PERL_DEB(a)
3463 # define PERL_DEBUG(a)
3478 # define DEBUG_Xv(a)
3487 #endif /* DEBUGGING */
3490 #define DEBUG_SCOPE(where) \
3491 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3492 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3497 /* These constants should be used in preference to raw characters
3498 * when using magic. Note that some perl guts still assume
3499 * certain character properties of these constants, namely that
3500 * isUPPER() and toLOWER() may do useful mappings.
3502 * Update the magic_names table in dump.c when adding/amending these
3505 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3506 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3507 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3508 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3509 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3510 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3512 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3513 #define PERL_MAGIC_env 'E' /* %ENV hash */
3514 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3515 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3516 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3517 #define PERL_MAGIC_hints 'H' /* %^H hash */
3518 #define PERL_MAGIC_hintselem 'h' /* %^H hash element */
3519 #define PERL_MAGIC_isa 'I' /* @ISA array */
3520 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3521 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3522 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3523 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3524 #define PERL_MAGIC_mutex 'm' /* for lock op */
3525 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3526 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3527 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3528 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3529 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3530 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3531 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3532 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3533 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3534 #define PERL_MAGIC_taint 't' /* Taintedness */
3535 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3536 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3537 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3538 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3539 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3540 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3541 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3542 smart parameter vivification */
3543 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3544 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3545 #define PERL_MAGIC_backref '<' /* for weak ref data */
3546 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3547 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3548 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3549 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3552 #ifndef assert /* <assert.h> might have been included somehow */
3553 #define assert(what) PERL_DEB( \
3554 ((what) ? ((void) 0) : \
3555 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3556 "\", line %d", STRINGIFY(what), __LINE__), \
3561 I32 (*uf_val)(pTHX_ IV, SV*);
3562 I32 (*uf_set)(pTHX_ IV, SV*);
3566 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3567 * XS code wanting to be backward compatible can do something
3568 * like the following:
3570 #ifndef PERL_MG_UFUNC
3571 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3574 static PERL_MG_UFUNC(foo_get, index, val)
3584 #ifndef PERL_MG_UFUNC
3585 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3588 /* Fix these up for __STDC__ */
3589 #ifndef DONT_DECLARE_STD
3590 char *mktemp (char*);
3592 double atof (const char*);
3597 /* All of these are in stdlib.h or time.h for ANSI C */
3599 struct tm *gmtime(), *localtime();
3600 #if defined(OEMVS) || defined(__OPEN_VM)
3601 char *(strchr)(), *(strrchr)();
3602 char *(strcpy)(), *(strcat)();
3604 char *strchr(), *strrchr();
3605 char *strcpy(), *strcat();
3607 #endif /* ! STANDARD_C */
3614 double exp (double);
3615 double log (double);
3616 double log10 (double);
3617 double sqrt (double);
3618 double frexp (double,int*);
3619 double ldexp (double,int);
3620 double modf (double,double*);
3621 double sin (double);
3622 double cos (double);
3623 double atan2 (double,double);
3624 double pow (double,double);
3628 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3629 # define NV_INF LDBL_INFINITY
3631 #if !defined(NV_INF) && defined(DBL_INFINITY)
3632 # define NV_INF (NV)DBL_INFINITY
3634 #if !defined(NV_INF) && defined(INFINITY)
3635 # define NV_INF (NV)INFINITY
3637 #if !defined(NV_INF) && defined(INF)
3638 # define NV_INF (NV)INF
3640 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3641 # define NV_INF (NV)HUGE_VALL
3643 #if !defined(NV_INF) && defined(HUGE_VAL)
3644 # define NV_INF (NV)HUGE_VAL
3647 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3648 # if !defined(NV_NAN) && defined(LDBL_NAN)
3649 # define NV_NAN LDBL_NAN
3651 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3652 # define NV_NAN LDBL_QNAN
3654 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3655 # define NV_NAN LDBL_SNAN
3658 #if !defined(NV_NAN) && defined(DBL_NAN)
3659 # define NV_NAN (NV)DBL_NAN
3661 #if !defined(NV_NAN) && defined(DBL_QNAN)
3662 # define NV_NAN (NV)DBL_QNAN
3664 #if !defined(NV_NAN) && defined(DBL_SNAN)
3665 # define NV_NAN (NV)DBL_SNAN
3667 #if !defined(NV_NAN) && defined(QNAN)
3668 # define NV_NAN (NV)QNAN
3670 #if !defined(NV_NAN) && defined(SNAN)
3671 # define NV_NAN (NV)SNAN
3673 #if !defined(NV_NAN) && defined(NAN)
3674 # define NV_NAN (NV)NAN
3678 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3679 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3681 # if !defined(WIN32) && !defined(VMS)
3683 char *crypt (const char*, const char*);
3685 # endif /* !WIN32 */
3686 # endif /* !NeXT && !__NeXT__ */
3687 # ifndef DONT_DECLARE_STD
3689 char *getenv (const char*);
3690 # endif /* !getenv */
3691 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3692 # ifdef _FILE_OFFSET_BITS
3693 # if _FILE_OFFSET_BITS == 64
3694 Off_t lseek (int,Off_t,int);
3698 # endif /* !DONT_DECLARE_STD */
3700 char *getlogin (void);
3702 #endif /* !__cplusplus */
3704 /* Fixme on VMS. This needs to be a run-time, not build time options */
3705 /* Also rename() is affected by this */
3706 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3707 #define UNLINK unlnk
3708 I32 unlnk (pTHX_ const char*);
3710 #define UNLINK PerlLIO_unlink
3713 /* some versions of glibc are missing the setresuid() proto */
3714 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3715 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3717 /* some versions of glibc are missing the setresgid() proto */
3718 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3719 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3722 #ifndef HAS_SETREUID
3723 # ifdef HAS_SETRESUID
3724 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3725 # define HAS_SETREUID
3728 #ifndef HAS_SETREGID
3729 # ifdef HAS_SETRESGID
3730 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3731 # define HAS_SETREGID
3735 /* Sighandler_t defined in iperlsys.h */
3737 #ifdef HAS_SIGACTION
3738 typedef struct sigaction Sigsave_t;
3740 typedef Sighandler_t Sigsave_t;
3751 # define RUNOPS_DEFAULT Perl_runops_debug
3753 # define RUNOPS_DEFAULT Perl_runops_standard
3757 # ifdef MUTEX_INIT_CALLS_MALLOC
3758 # define MALLOC_INIT \
3760 PL_malloc_mutex = NULL; \
3761 MUTEX_INIT(&PL_malloc_mutex); \
3763 # define MALLOC_TERM \
3765 perl_mutex tmp = PL_malloc_mutex; \
3766 PL_malloc_mutex = NULL; \
3767 MUTEX_DESTROY(&tmp); \
3770 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3771 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3774 # define MALLOC_INIT
3775 # define MALLOC_TERM
3778 #if defined(PERL_IMPLICIT_CONTEXT)
3780 struct perl_memory_debug_header;
3781 struct perl_memory_debug_header {
3786 struct perl_memory_debug_header *prev;
3787 struct perl_memory_debug_header *next;
3790 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3791 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3792 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3796 #ifdef PERL_TRACK_MEMPOOL
3797 # define INIT_TRACK_MEMPOOL(header, interp) \
3799 (header).interpreter = (interp); \
3800 (header).prev = (header).next = &(header); \
3803 # define INIT_TRACK_MEMPOOL(header, interp)
3807 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3808 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3809 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3810 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3812 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3813 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3815 /* NeXT has problems with crt0.o globals */
3816 #if defined(__DYNAMIC__) && \
3817 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3818 # if defined(NeXT) || defined(__NeXT)
3819 # include <mach-o/dyld.h>
3820 # define environ (*environ_pointer)
3821 EXT char *** environ_pointer;
3823 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3824 # include <crt_externs.h> /* for the env array */
3825 # define environ (*_NSGetEnviron())
3829 /* VMS and some other platforms don't use the environ array */
3830 # ifdef USE_ENVIRON_ARRAY
3831 # if !defined(DONT_DECLARE_STD) || \
3832 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3835 extern char ** environ; /* environment variables supplied via exec */
3842 /* handy constants */
3843 EXTCONST char PL_warn_uninit[]
3844 INIT("Use of uninitialized value%s%s%s");
3845 EXTCONST char PL_warn_nosemi[]
3846 INIT("Semicolon seems to be missing");
3847 EXTCONST char PL_warn_reserved[]
3848 INIT("Unquoted string \"%s\" may clash with future reserved word");
3849 EXTCONST char PL_warn_nl[]
3850 INIT("Unsuccessful %s on filename containing newline");
3851 EXTCONST char PL_no_wrongref[]
3852 INIT("Can't use %s ref as %s ref");
3853 EXTCONST char PL_no_symref[]
3854 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3855 EXTCONST char PL_no_symref_sv[]
3856 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3857 EXTCONST char PL_no_usym[]
3858 INIT("Can't use an undefined value as %s reference");
3859 EXTCONST char PL_no_aelem[]
3860 INIT("Modification of non-creatable array value attempted, subscript %d");
3861 EXTCONST char PL_no_helem_sv[]
3862 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3863 EXTCONST char PL_no_modify[]
3864 INIT("Modification of a read-only value attempted");
3865 EXTCONST char PL_no_mem[]
3866 INIT("Out of memory!\n");
3867 EXTCONST char PL_no_security[]
3868 INIT("Insecure dependency in %s%s");
3869 EXTCONST char PL_no_sock_func[]
3870 INIT("Unsupported socket function \"%s\" called");
3871 EXTCONST char PL_no_dir_func[]
3872 INIT("Unsupported directory function \"%s\" called");
3873 EXTCONST char PL_no_func[]
3874 INIT("The %s function is unimplemented");
3875 EXTCONST char PL_no_myglob[]
3876 INIT("\"%s\" variable %s can't be in a package");
3877 EXTCONST char PL_no_localize_ref[]
3878 INIT("Can't localize through a reference");
3879 EXTCONST char PL_memory_wrap[]
3880 INIT("panic: memory wrap");
3882 EXTCONST char PL_uuemap[65]
3883 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3887 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3888 EXTCONST int PL_sig_num[] = { SIG_NUM };
3890 EXTCONST char* const PL_sig_name[];
3891 EXTCONST int PL_sig_num[];
3894 /* fast conversion and case folding tables */
3898 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3899 0, 1, 2, 3, 4, 5, 6, 7,
3900 8, 9, 10, 11, 12, 13, 14, 15,
3901 16, 17, 18, 19, 20, 21, 22, 23,
3902 24, 25, 26, 27, 28, 29, 30, 31,
3903 32, 33, 34, 35, 36, 37, 38, 39,
3904 40, 41, 42, 43, 44, 45, 46, 47,
3905 48, 49, 50, 51, 52, 53, 54, 55,
3906 56, 57, 58, 59, 60, 61, 62, 63,
3907 64, 65, 66, 67, 68, 69, 70, 71,
3908 72, 73, 74, 75, 76, 77, 78, 79,
3909 80, 81, 82, 83, 84, 85, 86, 87,
3910 88, 89, 90, 91, 92, 93, 94, 95,
3911 96, 97, 98, 99, 100, 101, 102, 103,
3912 104, 105, 106, 107, 108, 109, 110, 111,
3913 112, 113, 114, 115, 116, 117, 118, 119,
3914 120, 121, 122, 123, 124, 125, 126, 127,
3915 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3916 'H', 'I', 138, 139, 140, 141, 142, 143,
3917 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3918 'Q', 'R', 154, 155, 156, 157, 158, 159,
3919 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3920 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3921 176, 177, 178, 179, 180, 181, 182, 183,
3922 184, 185, 186, 187, 188, 189, 190, 191,
3923 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3924 'h', 'i', 202, 203, 204, 205, 206, 207,
3925 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3926 'q', 'r', 218, 219, 220, 221, 222, 223,
3927 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3928 'y', 'z', 234, 235, 236, 237, 238, 239,
3929 240, 241, 242, 243, 244, 245, 246, 247,
3930 248, 249, 250, 251, 252, 253, 254, 255
3932 #else /* ascii rather than ebcdic */
3933 EXTCONST unsigned char PL_fold[] = {
3934 0, 1, 2, 3, 4, 5, 6, 7,
3935 8, 9, 10, 11, 12, 13, 14, 15,
3936 16, 17, 18, 19, 20, 21, 22, 23,
3937 24, 25, 26, 27, 28, 29, 30, 31,
3938 32, 33, 34, 35, 36, 37, 38, 39,
3939 40, 41, 42, 43, 44, 45, 46, 47,
3940 48, 49, 50, 51, 52, 53, 54, 55,
3941 56, 57, 58, 59, 60, 61, 62, 63,
3942 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3943 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3944 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3945 'x', 'y', 'z', 91, 92, 93, 94, 95,
3946 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3947 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3948 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3949 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3950 128, 129, 130, 131, 132, 133, 134, 135,
3951 136, 137, 138, 139, 140, 141, 142, 143,
3952 144, 145, 146, 147, 148, 149, 150, 151,
3953 152, 153, 154, 155, 156, 157, 158, 159,
3954 160, 161, 162, 163, 164, 165, 166, 167,
3955 168, 169, 170, 171, 172, 173, 174, 175,
3956 176, 177, 178, 179, 180, 181, 182, 183,
3957 184, 185, 186, 187, 188, 189, 190, 191,
3958 192, 193, 194, 195, 196, 197, 198, 199,
3959 200, 201, 202, 203, 204, 205, 206, 207,
3960 208, 209, 210, 211, 212, 213, 214, 215,
3961 216, 217, 218, 219, 220, 221, 222, 223,
3962 224, 225, 226, 227, 228, 229, 230, 231,
3963 232, 233, 234, 235, 236, 237, 238, 239,
3964 240, 241, 242, 243, 244, 245, 246, 247,
3965 248, 249, 250, 251, 252, 253, 254, 255
3967 #endif /* !EBCDIC */
3969 EXTCONST unsigned char PL_fold[];
3972 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3974 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3975 0, 1, 2, 3, 4, 5, 6, 7,
3976 8, 9, 10, 11, 12, 13, 14, 15,
3977 16, 17, 18, 19, 20, 21, 22, 23,
3978 24, 25, 26, 27, 28, 29, 30, 31,
3979 32, 33, 34, 35, 36, 37, 38, 39,
3980 40, 41, 42, 43, 44, 45, 46, 47,
3981 48, 49, 50, 51, 52, 53, 54, 55,
3982 56, 57, 58, 59, 60, 61, 62, 63,
3983 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3984 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3985 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3986 'x', 'y', 'z', 91, 92, 93, 94, 95,
3987 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3988 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3989 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3990 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3991 128, 129, 130, 131, 132, 133, 134, 135,
3992 136, 137, 138, 139, 140, 141, 142, 143,
3993 144, 145, 146, 147, 148, 149, 150, 151,
3994 152, 153, 154, 155, 156, 157, 158, 159,
3995 160, 161, 162, 163, 164, 165, 166, 167,
3996 168, 169, 170, 171, 172, 173, 174, 175,
3997 176, 177, 178, 179, 180, 181, 182, 183,
3998 184, 185, 186, 187, 188, 189, 190, 191,
3999 192, 193, 194, 195, 196, 197, 198, 199,
4000 200, 201, 202, 203, 204, 205, 206, 207,
4001 208, 209, 210, 211, 212, 213, 214, 215,
4002 216, 217, 218, 219, 220, 221, 222, 223,
4003 224, 225, 226, 227, 228, 229, 230, 231,
4004 232, 233, 234, 235, 236, 237, 238, 239,
4005 240, 241, 242, 243, 244, 245, 246, 247,
4006 248, 249, 250, 251, 252, 253, 254, 255
4009 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4011 #endif /* !PERL_GLOBAL_STRUCT */
4015 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4016 1, 2, 84, 151, 154, 155, 156, 157,
4017 165, 246, 250, 3, 158, 7, 18, 29,
4018 40, 51, 62, 73, 85, 96, 107, 118,
4019 129, 140, 147, 148, 149, 150, 152, 153,
4020 255, 6, 8, 9, 10, 11, 12, 13,
4021 14, 15, 24, 25, 26, 27, 28, 226,
4022 29, 30, 31, 32, 33, 43, 44, 45,
4023 46, 47, 48, 49, 50, 76, 77, 78,
4024 79, 80, 81, 82, 83, 84, 85, 86,
4025 87, 94, 95, 234, 181, 233, 187, 190,
4026 180, 96, 97, 98, 99, 100, 101, 102,
4027 104, 112, 182, 174, 236, 232, 229, 103,
4028 228, 226, 114, 115, 116, 117, 118, 119,
4029 120, 121, 122, 235, 176, 230, 194, 162,
4030 130, 131, 132, 133, 134, 135, 136, 137,
4031 138, 139, 201, 205, 163, 217, 220, 224,
4032 5, 248, 227, 244, 242, 255, 241, 231,
4033 240, 253, 16, 197, 19, 20, 21, 187,
4034 23, 169, 210, 245, 237, 249, 247, 239,
4035 168, 252, 34, 196, 36, 37, 38, 39,
4036 41, 42, 251, 254, 238, 223, 221, 213,
4037 225, 177, 52, 53, 54, 55, 56, 57,
4038 58, 59, 60, 61, 63, 64, 65, 66,
4039 67, 68, 69, 70, 71, 72, 74, 75,
4040 205, 208, 186, 202, 200, 218, 198, 179,
4041 178, 214, 88, 89, 90, 91, 92, 93,
4042 217, 166, 170, 207, 199, 209, 206, 204,
4043 160, 212, 105, 106, 108, 109, 110, 111,
4044 203, 113, 216, 215, 192, 175, 193, 243,
4045 172, 161, 123, 124, 125, 126, 127, 128,
4046 222, 219, 211, 195, 188, 193, 185, 184,
4047 191, 183, 141, 142, 143, 144, 145, 146
4049 #else /* ascii rather than ebcdic */
4050 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4051 1, 2, 84, 151, 154, 155, 156, 157,
4052 165, 246, 250, 3, 158, 7, 18, 29,
4053 40, 51, 62, 73, 85, 96, 107, 118,
4054 129, 140, 147, 148, 149, 150, 152, 153,
4055 255, 182, 224, 205, 174, 176, 180, 217,
4056 233, 232, 236, 187, 235, 228, 234, 226,
4057 222, 219, 211, 195, 188, 193, 185, 184,
4058 191, 183, 201, 229, 181, 220, 194, 162,
4059 163, 208, 186, 202, 200, 218, 198, 179,
4060 178, 214, 166, 170, 207, 199, 209, 206,
4061 204, 160, 212, 216, 215, 192, 175, 173,
4062 243, 172, 161, 190, 203, 189, 164, 230,
4063 167, 248, 227, 244, 242, 255, 241, 231,
4064 240, 253, 169, 210, 245, 237, 249, 247,
4065 239, 168, 252, 251, 254, 238, 223, 221,
4066 213, 225, 177, 197, 171, 196, 159, 4,
4067 5, 6, 8, 9, 10, 11, 12, 13,
4068 14, 15, 16, 17, 19, 20, 21, 22,
4069 23, 24, 25, 26, 27, 28, 30, 31,
4070 32, 33, 34, 35, 36, 37, 38, 39,
4071 41, 42, 43, 44, 45, 46, 47, 48,
4072 49, 50, 52, 53, 54, 55, 56, 57,
4073 58, 59, 60, 61, 63, 64, 65, 66,
4074 67, 68, 69, 70, 71, 72, 74, 75,
4075 76, 77, 78, 79, 80, 81, 82, 83,
4076 86, 87, 88, 89, 90, 91, 92, 93,
4077 94, 95, 97, 98, 99, 100, 101, 102,
4078 103, 104, 105, 106, 108, 109, 110, 111,
4079 112, 113, 114, 115, 116, 117, 119, 120,
4080 121, 122, 123, 124, 125, 126, 127, 128,
4081 130, 131, 132, 133, 134, 135, 136, 137,
4082 138, 139, 141, 142, 143, 144, 145, 146
4086 EXTCONST unsigned char PL_freq[];
4091 EXTCONST char* const PL_block_type[] = {
4103 EXTCONST char* PL_block_type[];
4109 /*****************************************************************************/
4110 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4111 /*****************************************************************************/
4112 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4115 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4124 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4135 XTERMORDORDOR /* evil hack */
4136 /* update exp_name[] in toke.c if adding to this enum */
4139 enum { /* pass one of these to get_vtbl */
4165 want_vtbl_amagicelem,
4175 /* Note: the lowest 8 bits are reserved for
4176 stuffing into op->op_private */
4177 #define HINT_PRIVATE_MASK 0x000000ff
4178 #define HINT_INTEGER 0x00000001 /* integer pragma */
4179 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4180 #define HINT_LOCALE 0x00000004 /* locale pragma */
4181 #define HINT_BYTES 0x00000008 /* bytes pragma */
4182 /* #define HINT_notused10 0x00000010 */
4183 /* Note: 20,40,80 used for NATIVE_HINTS */
4184 /* currently defined by vms/vmsish.h */
4186 #define HINT_BLOCK_SCOPE 0x00000100
4187 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4188 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4190 /* The HINT_NEW_* constants are used by the overload pragma */
4191 #define HINT_NEW_INTEGER 0x00001000
4192 #define HINT_NEW_FLOAT 0x00002000
4193 #define HINT_NEW_BINARY 0x00004000
4194 #define HINT_NEW_STRING 0x00008000
4195 #define HINT_NEW_RE 0x00010000
4196 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4198 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4199 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4201 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4202 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4204 /* assertions pragma */
4205 #define HINT_ASSERTING 0x01000000
4206 #define HINT_ASSERTIONSSEEN 0x02000000
4208 /* The following are stored in $^H{sort}, not in PL_hints */
4209 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4210 #define HINT_SORT_QUICKSORT 0x00000001
4211 #define HINT_SORT_MERGESORT 0x00000002
4212 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4214 /* Various states of the input record separator SV (rs) */
4215 #define RsSNARF(sv) (! SvOK(sv))
4216 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4217 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4218 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4220 /* A struct for keeping various DEBUGGING related stuff,
4221 * neatly packed. Currently only scratch variables for
4222 * constructing debug output are included. Needed always,
4223 * not just when DEBUGGING, though, because of the re extension. c*/
4224 struct perl_debug_pad {
4228 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4229 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4230 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4233 /* Enable variables which are pointers to functions */
4234 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4235 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4236 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4237 char* strend, char* strbeg, I32 minend,
4238 SV* screamer, void* data, U32 flags);
4239 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4240 char *strpos, char *strend,
4242 struct re_scream_pos_data_s *d);
4243 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4244 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4246 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4247 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4248 typedef void (*SVFUNC_t) (pTHX_ SV*);
4249 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4250 typedef void (*XSINIT_t) (pTHX);
4251 typedef void (*ATEXIT_t) (pTHX_ void*);
4252 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4254 /* Set up PERLVAR macros for populating structs */
4255 #define PERLVAR(var,type) type var;
4256 #define PERLVARA(var,n,type) type var[n];
4257 #define PERLVARI(var,type,init) type var;
4258 #define PERLVARIC(var,type,init) type var;
4259 #define PERLVARISC(var,init) const char var[sizeof(init)];
4261 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4262 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4264 /* Interpreter exitlist entry */
4265 typedef struct exitlistentry {
4266 void (*fn) (pTHX_ void*);
4268 } PerlExitListEntry;
4270 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4271 /* These have to be before perlvars.h */
4272 #if !defined(HAS_SIGACTION) && defined(VMS)
4273 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4275 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4276 #if defined(KILL_BY_SIGPRC)
4277 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4280 #ifdef PERL_GLOBAL_STRUCT
4282 # include "perlvars.h"
4286 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4287 EXT struct perl_vars PL_Vars;
4288 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4289 # undef PERL_GET_VARS
4290 # define PERL_GET_VARS() PL_VarsPtr
4291 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4292 # else /* PERL_CORE */
4293 # if !defined(__GNUC__) || !defined(WIN32)
4296 struct perl_vars *PL_VarsPtr;
4297 # define PL_Vars (*((PL_VarsPtr) \
4298 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4299 # endif /* PERL_CORE */
4300 #endif /* PERL_GLOBAL_STRUCT */
4302 #if defined(MULTIPLICITY)
4303 /* If we have multiple interpreters define a struct
4304 holding variables which must be per-interpreter
4305 If we don't have threads anything that would have
4306 be per-thread is per-interpreter.
4309 struct interpreter {
4310 # include "thrdvar.h"
4311 # include "intrpvar.h"
4313 * The following is a buffer where new variables must
4314 * be defined to maintain binary compatibility with previous versions
4316 PERLVARA(object_compatibility,30, char)
4320 struct interpreter {
4323 #endif /* MULTIPLICITY */
4325 typedef void *Thread;
4327 /* Done with PERLVAR macros for now ... */
4334 struct tempsym; /* defined in pp_pack.c */
4339 #ifndef PERL_CALLCONV
4340 # define PERL_CALLCONV
4344 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4345 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4349 /* this has structure inits, so it cannot be included before here */
4352 /* The following must follow proto.h as #defines mess up syntax */
4354 #if !defined(PERL_FOR_X2P)
4355 # include "embedvar.h"
4358 # undef PL_madskills
4360 # define PL_madskills 0
4364 /* Now include all the 'global' variables
4365 * If we don't have threads or multiple interpreters
4366 * these include variables that would have been their struct-s
4369 #define PERLVAR(var,type) EXT type PL_##var;
4370 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4371 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4372 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4373 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4375 #if !defined(MULTIPLICITY)
4377 # include "intrpvar.h"
4378 # include "thrdvar.h"
4383 /* Now all the config stuff is setup we can include embed.h */
4387 # define op_getmad(arg,pegop,slot) NOOP
4391 #ifndef PERL_GLOBAL_STRUCT
4394 # include "perlvars.h"
4407 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var = {a,b,c,d,e,f,g,h}
4408 /* Like MGVTBL_SET but with the get magic having a const MG* */
4409 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var \
4410 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4412 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4413 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4418 MEMBER_TO_FPTR(Perl_magic_get),
4419 MEMBER_TO_FPTR(Perl_magic_set),
4420 MEMBER_TO_FPTR(Perl_magic_len),
4431 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4433 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4443 MEMBER_TO_FPTR(Perl_magic_setenv),
4445 MEMBER_TO_FPTR(Perl_magic_clearenv),
4452 /* For now, hints magic will also use vtbl_sig, because it is all NULL */
4481 MEMBER_TO_FPTR(Perl_magic_getsig),
4482 MEMBER_TO_FPTR(Perl_magic_setsig),
4484 MEMBER_TO_FPTR(Perl_magic_clearsig),
4496 MEMBER_TO_FPTR(Perl_magic_sizepack),
4497 MEMBER_TO_FPTR(Perl_magic_wipepack),
4506 MEMBER_TO_FPTR(Perl_magic_getpack),
4507 MEMBER_TO_FPTR(Perl_magic_setpack),
4509 MEMBER_TO_FPTR(Perl_magic_clearpack),
4519 MEMBER_TO_FPTR(Perl_magic_setdbline),
4531 MEMBER_TO_FPTR(Perl_magic_setisa),
4533 MEMBER_TO_FPTR(Perl_magic_setisa),
4543 MEMBER_TO_FPTR(Perl_magic_setisa),
4552 MGVTBL_SET_CONST_MAGIC_GET(
4554 MEMBER_TO_FPTR(Perl_magic_getarylen),
4555 MEMBER_TO_FPTR(Perl_magic_setarylen),
4570 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4579 MEMBER_TO_FPTR(Perl_magic_setmglob),
4590 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4591 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4602 MEMBER_TO_FPTR(Perl_magic_gettaint),
4603 MEMBER_TO_FPTR(Perl_magic_settaint),
4614 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4615 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4626 MEMBER_TO_FPTR(Perl_magic_getvec),
4627 MEMBER_TO_FPTR(Perl_magic_setvec),
4638 MEMBER_TO_FPTR(Perl_magic_getpos),
4639 MEMBER_TO_FPTR(Perl_magic_setpos),
4651 MEMBER_TO_FPTR(Perl_magic_setbm),
4663 MEMBER_TO_FPTR(Perl_magic_setfm),
4674 MEMBER_TO_FPTR(Perl_magic_getuvar),
4675 MEMBER_TO_FPTR(Perl_magic_setuvar),
4686 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4687 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4699 MEMBER_TO_FPTR(Perl_magic_setregexp),
4702 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4712 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4722 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4723 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4735 MEMBER_TO_FPTR(Perl_magic_setamagic),
4738 MEMBER_TO_FPTR(Perl_magic_setamagic),
4747 MEMBER_TO_FPTR(Perl_magic_setamagic),
4750 MEMBER_TO_FPTR(Perl_magic_setamagic),
4762 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4774 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4783 MEMBER_TO_FPTR(Perl_magic_setutf8),
4791 #ifdef USE_LOCALE_COLLATE
4795 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4808 MEMBER_TO_FPTR(Perl_magic_sethint),
4810 MEMBER_TO_FPTR(Perl_magic_clearhint),
4819 fallback_amg, abs_amg,
4820 bool__amg, nomethod_amg,
4821 string_amg, numer_amg,
4822 add_amg, add_ass_amg,
4823 subtr_amg, subtr_ass_amg,
4824 mult_amg, mult_ass_amg,
4825 div_amg, div_ass_amg,
4826 modulo_amg, modulo_ass_amg,
4827 pow_amg, pow_ass_amg,
4828 lshift_amg, lshift_ass_amg,
4829 rshift_amg, rshift_ass_amg,
4830 band_amg, band_ass_amg,
4831 bor_amg, bor_ass_amg,
4832 bxor_amg, bxor_ass_amg,
4845 repeat_amg, repeat_ass_amg,
4846 concat_amg, concat_ass_amg,
4848 to_sv_amg, to_av_amg,
4849 to_hv_amg, to_gv_amg,
4850 to_cv_amg, iter_amg,
4853 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4856 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4859 #define NofAMmeth max_amg_code
4860 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4863 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4864 /* Names kept in the symbol table. fallback => "()", the rest has
4865 "(" prepended. The only other place in perl which knows about
4866 this convention is AMG_id2name (used for debugging output and
4867 'nomethod' only), the only other place which has it hardwired is
4869 "()", "(abs", /* "fallback" should be the first. */
4870 "(bool", "(nomethod",
4905 EXTCONST char * PL_AMG_names[NofAMmeth];
4906 #endif /* def INITAMAGIC */
4914 CV* table[NofAMmeth];
4917 struct am_table_short {
4922 typedef struct am_table AMT;
4923 typedef struct am_table_short AMTS;
4925 #define AMGfallNEVER 1
4927 #define AMGfallYES 3
4929 #define AMTf_AMAGIC 1
4930 #define AMTf_OVERLOADED 2
4931 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4932 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4933 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4934 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4935 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4936 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4938 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4941 * some compilers like to redefine cos et alia as faster
4942 * (and less accurate?) versions called F_cos et cetera (Quidquid
4943 * latine dictum sit, altum viditur.) This trick collides with
4944 * the Perl overloading (amg). The following #defines fool both.
4949 # define F_atan2_amg atan2_amg
4952 # define F_cos_amg cos_amg
4955 # define F_exp_amg exp_amg
4958 # define F_log_amg log_amg
4961 # define F_pow_amg pow_amg
4964 # define F_sin_amg sin_amg
4967 # define F_sqrt_amg sqrt_amg
4969 #endif /* _FASTMATH */
4971 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4972 PERLDBf_NOOPT | PERLDBf_INTER | \
4973 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4974 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4975 /* No _NONAME, _GOTO, _ASSERTION */
4976 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4977 #define PERLDBf_LINE 0x02 /* Keep line # */
4978 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4979 #define PERLDBf_INTER 0x08 /* Preserve more data for
4980 later inspections */
4981 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4982 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4983 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4984 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4985 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4986 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4987 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4989 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4990 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4991 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4992 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4993 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4994 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4995 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4996 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4997 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4998 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4999 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
5001 #ifdef USE_LOCALE_NUMERIC
5003 #define SET_NUMERIC_STANDARD() \
5004 set_numeric_standard();
5006 #define SET_NUMERIC_LOCAL() \
5007 set_numeric_local();
5009 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5010 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5013 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5015 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5016 bool was_local = PL_numeric_local && IN_LOCALE; \
5017 if (was_local) SET_NUMERIC_STANDARD();
5019 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5020 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5021 if (was_standard) SET_NUMERIC_LOCAL();
5023 #define RESTORE_NUMERIC_LOCAL() \
5024 if (was_local) SET_NUMERIC_LOCAL();
5026 #define RESTORE_NUMERIC_STANDARD() \
5027 if (was_standard) SET_NUMERIC_STANDARD();
5029 #define Atof my_atof
5031 #else /* !USE_LOCALE_NUMERIC */
5033 #define SET_NUMERIC_STANDARD() /**/
5034 #define SET_NUMERIC_LOCAL() /**/
5035 #define IS_NUMERIC_RADIX(a, b) (0)
5036 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5037 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5038 #define RESTORE_NUMERIC_LOCAL() /**/
5039 #define RESTORE_NUMERIC_STANDARD() /**/
5040 #define Atof my_atof
5041 #define IN_LOCALE_RUNTIME 0
5043 #endif /* !USE_LOCALE_NUMERIC */
5045 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5047 # define strtoll __strtoll /* secret handshake */
5050 # define strtoll _strtoi64 /* secret handshake */
5052 # if !defined(Strtol) && defined(HAS_STRTOLL)
5053 # define Strtol strtoll
5055 # if !defined(Strtol) && defined(HAS_STRTOQ)
5056 # define Strtol strtoq
5058 /* is there atoq() anywhere? */
5060 #if !defined(Strtol) && defined(HAS_STRTOL)
5061 # define Strtol strtol
5064 /* It would be more fashionable to use Strtol() to define atol()
5065 * (as is done for Atoul(), see below) but for backward compatibility
5066 * we just assume atol(). */
5067 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5069 # define atoll _atoi64 /* secret handshake */
5077 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5079 # define strtoull __strtoull /* secret handshake */
5082 # define strtoull _strtoui64 /* secret handshake */
5084 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5085 # define Strtoul strtoull
5087 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5088 # define Strtoul strtouq
5090 /* is there atouq() anywhere? */
5092 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5093 # define Strtoul strtoul
5095 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5096 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5099 # define Atoul(s) Strtoul(s, NULL, 10)
5103 /* if these never got defined, they need defaults */
5104 #ifndef PERL_SET_CONTEXT
5105 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5108 #ifndef PERL_GET_CONTEXT
5109 # define PERL_GET_CONTEXT PERL_GET_INTERP
5112 #ifndef PERL_GET_THX
5113 # define PERL_GET_THX ((void*)NULL)
5116 #ifndef PERL_SET_THX
5117 # define PERL_SET_THX(t) NOOP
5120 #ifndef PERL_SCRIPT_MODE
5121 #define PERL_SCRIPT_MODE "r"
5125 * Some operating systems are stingy with stack allocation,
5126 * so perl may have to guard against stack overflow.
5128 #ifndef PERL_STACK_OVERFLOW_CHECK
5129 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5133 * Some nonpreemptive operating systems find it convenient to
5134 * check for asynchronous conditions after each op execution.
5135 * Keep this check simple, or it may slow down execution
5140 # ifndef PERL_ASYNC_CHECK
5141 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5145 #ifndef PERL_ASYNC_CHECK
5146 # define PERL_ASYNC_CHECK() NOOP
5150 * On some operating systems, a memory allocation may succeed,
5151 * but put the process too close to the system's comfort limit.
5152 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5155 #ifndef PERL_ALLOC_CHECK
5156 #define PERL_ALLOC_CHECK(p) NOOP
5160 # include <sys/ipc.h>
5161 # include <sys/sem.h>
5162 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5165 struct semid_ds *buf;
5166 unsigned short *array;
5169 # ifdef USE_SEMCTL_SEMUN
5170 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5171 union gccbug_semun {
5173 struct semid_ds *buf;
5174 unsigned short *array;
5177 # define semun gccbug_semun
5179 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5181 # ifdef USE_SEMCTL_SEMID_DS
5182 # ifdef EXTRA_F_IN_SEMUN_BUF
5183 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5185 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5192 * Boilerplate macros for initializing and accessing interpreter-local
5193 * data from C. All statics in extensions should be reworked to use
5194 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5195 * for an example of the use of these macros, and perlxs.pod for more.
5197 * Code that uses these macros is responsible for the following:
5198 * 1. #define MY_CXT_KEY to a unique string, e.g.
5199 * "DynaLoader::_guts" XS_VERSION
5200 * XXX in the current implementation, this string is ignored.
5201 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5202 * all the data that needs to be interpreter-local.
5203 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5204 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5205 * (typically put in the BOOT: section).
5206 * 5. Use the members of the my_cxt_t structure everywhere as
5208 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5212 #if defined(PERL_IMPLICIT_CONTEXT)
5214 /* This must appear in all extensions that define a my_cxt_t structure,
5215 * right after the definition (i.e. at file scope). The non-threads
5216 * case below uses it to declare the data as static. */
5217 #define START_MY_CXT static int my_cxt_index = -1;
5219 /* This declaration should be used within all functions that use the
5220 * interpreter-local data. */
5222 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5223 #define dMY_CXT_INTERP(my_perl) \
5224 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5226 /* Creates and zeroes the per-interpreter data.
5227 * (We allocate my_cxtp in a Perl SV so that it will be released when
5228 * the interpreter goes away.) */
5229 #define MY_CXT_INIT \
5230 my_cxt_t *my_cxtp = \
5231 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5232 #define MY_CXT_INIT_INTERP(my_perl) \
5233 my_cxt_t *my_cxtp = \
5234 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5236 /* Clones the per-interpreter data. */
5237 #define MY_CXT_CLONE \
5238 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5239 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5240 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5242 /* This macro must be used to access members of the my_cxt_t structure.
5243 * e.g. MYCXT.some_data */
5244 #define MY_CXT (*my_cxtp)
5246 /* Judicious use of these macros can reduce the number of times dMY_CXT
5247 * is used. Use is similar to pTHX, aTHX etc. */
5248 #define pMY_CXT my_cxt_t *my_cxtp
5249 #define pMY_CXT_ pMY_CXT,
5250 #define _pMY_CXT ,pMY_CXT
5251 #define aMY_CXT my_cxtp
5252 #define aMY_CXT_ aMY_CXT,
5253 #define _aMY_CXT ,aMY_CXT
5255 #else /* PERL_IMPLICIT_CONTEXT */
5257 #define START_MY_CXT static my_cxt_t my_cxt;
5258 #define dMY_CXT_SV dNOOP
5259 #define dMY_CXT dNOOP
5260 #define MY_CXT_INIT NOOP
5261 #define MY_CXT_CLONE NOOP
5262 #define MY_CXT my_cxt
5264 #define pMY_CXT void
5271 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5282 # include <sys/file.h>
5285 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5286 int flock(int fd, int op);
5290 /* Assume UNIX defaults */
5291 # define O_RDONLY 0000
5292 # define O_WRONLY 0001
5293 # define O_RDWR 0002
5294 # define O_CREAT 0100
5305 #if O_TEXT != O_BINARY
5306 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5307 * that is, you are somehow DOSish. */
5308 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5309 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5310 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5311 /* VOS has O_TEXT != O_BINARY, and they have effect,
5312 * but VOS always uses LF, never CRLF. */
5313 /* If you have O_TEXT different from your O_BINARY but you still are
5314 * not a CRLF shop. */
5315 # undef PERLIO_USING_CRLF
5317 /* If you really are DOSish. */
5318 # define PERLIO_USING_CRLF 1
5324 #ifdef I_SYS_STATVFS
5325 # if defined(PERL_SCO) && !defined(_SVID3)
5328 # include <sys/statvfs.h> /* for f?statvfs() */
5331 # include <sys/mount.h> /* for *BSD f?statfs() */
5334 # include <mntent.h> /* for getmntent() */
5337 # include <sys/statfs.h> /* for some statfs() */
5341 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5343 # include <sys/vfs.h> /* for some statfs() */
5349 # include <ustat.h> /* for ustat() */
5352 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5353 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5355 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5356 # define PERL_MOUNT_NOSUID MNT_NOSUID
5358 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5359 # define PERL_MOUNT_NOSUID MS_NOSUID
5361 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5362 # define PERL_MOUNT_NOSUID M_NOSUID
5365 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5366 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5368 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5369 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5371 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5372 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5374 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5375 # define PERL_MOUNT_NOEXEC M_NOEXEC
5378 #endif /* IAMSUID */
5381 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5384 #ifndef EXEC_ARGV_CAST
5385 #define EXEC_ARGV_CAST(x) x
5388 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5389 int). value returned in pointed-
5391 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5392 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5393 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5394 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5395 #define IS_NUMBER_NAN 0x20 /* this is not */
5397 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5400 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5401 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5402 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5404 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5406 /* to let user control profiling */
5407 #ifdef PERL_GPROF_CONTROL
5408 extern void moncontrol(int);
5409 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5411 #define PERL_GPROF_MONCONTROL(x)
5418 /* ISO 6429 NEL - C1 control NExt Line */
5419 /* See http://www.unicode.org/unicode/reports/tr13/ */
5420 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5421 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5422 # define NEXT_LINE_CHAR 0x15
5424 # define NEXT_LINE_CHAR 0x25
5427 # define NEXT_LINE_CHAR 0x85
5430 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5431 #define UNICODE_LINE_SEPA_0 0xE2
5432 #define UNICODE_LINE_SEPA_1 0x80
5433 #define UNICODE_LINE_SEPA_2 0xA8
5434 #define UNICODE_PARA_SEPA_0 0xE2
5435 #define UNICODE_PARA_SEPA_1 0x80
5436 #define UNICODE_PARA_SEPA_2 0xA9
5438 #ifndef PIPESOCK_MODE
5439 # define PIPESOCK_MODE
5442 #ifndef SOCKET_OPEN_MODE
5443 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5446 #ifndef PIPE_OPEN_MODE
5447 # define PIPE_OPEN_MODE PIPESOCK_MODE
5450 #define PERL_MAGIC_UTF8_CACHESIZE 2
5452 #define PERL_UNICODE_STDIN_FLAG 0x0001
5453 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5454 #define PERL_UNICODE_STDERR_FLAG 0x0004
5455 #define PERL_UNICODE_IN_FLAG 0x0008
5456 #define PERL_UNICODE_OUT_FLAG 0x0010
5457 #define PERL_UNICODE_ARGV_FLAG 0x0020
5458 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5459 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5460 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5462 #define PERL_UNICODE_STD_FLAG \
5463 (PERL_UNICODE_STDIN_FLAG | \
5464 PERL_UNICODE_STDOUT_FLAG | \
5465 PERL_UNICODE_STDERR_FLAG)
5467 #define PERL_UNICODE_INOUT_FLAG \
5468 (PERL_UNICODE_IN_FLAG | \
5469 PERL_UNICODE_OUT_FLAG)
5471 #define PERL_UNICODE_DEFAULT_FLAGS \
5472 (PERL_UNICODE_STD_FLAG | \
5473 PERL_UNICODE_INOUT_FLAG | \
5474 PERL_UNICODE_LOCALE_FLAG)
5476 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5478 #define PERL_UNICODE_STDIN 'I'
5479 #define PERL_UNICODE_STDOUT 'O'
5480 #define PERL_UNICODE_STDERR 'E'
5481 #define PERL_UNICODE_STD 'S'
5482 #define PERL_UNICODE_IN 'i'
5483 #define PERL_UNICODE_OUT 'o'
5484 #define PERL_UNICODE_INOUT 'D'
5485 #define PERL_UNICODE_ARGV 'A'
5486 #define PERL_UNICODE_LOCALE 'L'
5487 #define PERL_UNICODE_WIDESYSCALLS 'W'
5488 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5490 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5492 /* From sigaction(2) (FreeBSD man page):
5493 * | Signal routines normally execute with the signal that
5494 * | caused their invocation blocked, but other signals may
5496 * Emulation of this behavior (from within Perl) is enabled
5497 * by defining PERL_BLOCK_SIGNALS.
5499 #define PERL_BLOCK_SIGNALS
5501 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5502 # define PERL_BLOCKSIG_ADD(set,sig) \
5503 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5504 # define PERL_BLOCKSIG_BLOCK(set) \
5505 sigprocmask(SIG_BLOCK, &(set), NULL)
5506 # define PERL_BLOCKSIG_UNBLOCK(set) \
5507 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5508 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5510 /* How about the old style of sigblock()? */
5512 #ifndef PERL_BLOCKSIG_ADD
5513 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5515 #ifndef PERL_BLOCKSIG_BLOCK
5516 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5518 #ifndef PERL_BLOCKSIG_UNBLOCK
5519 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5522 /* Use instead of abs() since abs() forces its argument to be an int,
5523 * but also beware since this evaluates its argument twice, so no x++. */
5524 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5526 #if defined(__DECC) && defined(__osf__)
5527 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5530 #define do_open(g, n, l, a, rm, rp, sf) \
5531 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5532 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5533 # define do_exec(cmd) do_exec3(cmd,0,0)
5536 # define do_aexec Perl_do_aexec
5538 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5541 /* and finally... */
5542 #define PERL_PATCHLEVEL_H_IMPLICIT
5543 #include "patchlevel.h"
5544 #undef PERL_PATCHLEVEL_H_IMPLICIT
5586 so that Configure picks them up. */
5588 #endif /* Include guard */