3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
47 #ifdef PERL_IMPLICIT_SYS
48 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
49 so use slab allocator to avoid lots of MUTEX overhead
51 # ifndef PL_OP_SLAB_ALLOC
52 # define PL_OP_SLAB_ALLOC
57 # if !defined(MULTIPLICITY)
62 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
63 # ifndef PERL_GLOBAL_STRUCT
64 # define PERL_GLOBAL_STRUCT
68 #ifdef PERL_GLOBAL_STRUCT
75 # ifndef PERL_IMPLICIT_CONTEXT
76 # define PERL_IMPLICIT_CONTEXT
80 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
86 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
93 # include "symbian/symbian_proto.h"
96 /* Any stack-challenged places. The limit varies (and often
97 * is configurable), but using more than a kilobyte of stack
98 * is usually dubious in these systems. */
99 #if defined(EPOC) || defined(__SYMBIAN32__)
100 /* EPOC/Symbian: need to work around the SDK features. *
101 * On WINS: MS VC5 generates calls to _chkstk, *
102 * if a "large" stack frame is allocated. *
103 * gcc on MARM does not generate calls like these. */
104 # define USE_HEAP_INSTEAD_OF_STACK
107 #/* Use the reentrant APIs like localtime_r and getpwent_r */
108 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
109 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
110 # define USE_REENTRANT_API
113 /* <--- here ends the logic shared by perl.h and makedef.pl */
116 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
117 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
118 * __bsdi__ for BSD/OS
120 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
126 #ifdef PERL_GLOBAL_STRUCT
127 # ifndef PERL_GET_VARS
128 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
129 extern struct perl_vars* Perl_GetVarsPrivate();
130 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
131 # ifndef PERLIO_FUNCS_CONST
132 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
135 # define PERL_GET_VARS() PL_VarsPtr
140 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
142 #ifdef PERL_GLOBAL_STRUCT
143 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
148 #ifdef PERL_IMPLICIT_CONTEXT
149 # ifndef MULTIPLICITY
150 # define MULTIPLICITY
152 # define tTHX PerlInterpreter*
153 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
154 # define aTHX my_perl
155 # ifdef PERL_GLOBAL_STRUCT
156 # define dTHXa(a) dVAR; pTHX = (tTHX)a
158 # define dTHXa(a) pTHX = (tTHX)a
160 # ifdef PERL_GLOBAL_STRUCT
161 # define dTHX dVAR; pTHX = PERL_GET_THX
163 # define dTHX pTHX = PERL_GET_THX
176 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
177 # define PERL_TRACK_MEMPOOL
180 # undef PERL_TRACK_MEMPOOL
183 #define STATIC static
184 #define CPERLscope(x) x
185 #define CPERLarg void
188 #define PERL_OBJECT_THIS
189 #define _PERL_OBJECT_THIS
190 #define PERL_OBJECT_THIS_
191 #define CALL_FPTR(fptr) (*fptr)
193 #define CALLRUNOPS CALL_FPTR(PL_runops)
194 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
195 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
196 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
197 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
198 #define CALLREGFREE CALL_FPTR(PL_regfree)
200 /* XXX The PERL_UNUSED_DECL suffix is unfortunately rather inflexible:
201 * it assumes that in all compilers the way to suppress an "unused"
202 * warning is to have a suffix. In some compilers that might be a
203 * a compiler pragma, e.g. #pragma unused(varname). */
205 #if defined(__SYMBIAN32__) && defined(__GNUC__)
207 # define PERL_UNUSED_DECL
209 # define PERL_UNUSED_DECL __attribute__((unused))
213 #ifndef PERL_UNUSED_DECL
214 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
215 # define PERL_UNUSED_DECL __attribute__unused__
217 # define PERL_UNUSED_DECL
222 * for silencing unused variables that are actually used most of the time,
223 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
225 #ifndef PERL_UNUSED_ARG
228 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
230 # define PERL_UNUSED_ARG(x) ((void)x)
233 #ifndef PERL_UNUSED_VAR
234 # define PERL_UNUSED_VAR(x) ((void)x)
238 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
241 /* Don't bother defining tTHX and sTHX; using them outside
242 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
248 # define dTHXa(a) dNOOP
265 /* these are only defined for compatibility; should not be used internally */
266 #if !defined(pTHXo) && !defined(PERL_CORE)
268 # define pTHXo_ pTHX_
270 # define aTHXo_ aTHX_
272 # define dTHXoa(x) dTHXa(x)
276 # define pTHXx register PerlInterpreter *my_perl
277 # define pTHXx_ pTHXx,
278 # define aTHXx my_perl
279 # define aTHXx_ aTHXx,
283 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
284 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
285 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
286 #ifdef PERL_IMPLICIT_SYS
287 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
288 # define dTHXs dVAR; dTHX
293 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
300 #undef START_EXTERN_C
304 # define START_EXTERN_C extern "C" {
305 # define END_EXTERN_C }
306 # define EXTERN_C extern "C"
308 # define START_EXTERN_C
309 # define END_EXTERN_C
310 # define EXTERN_C extern
313 /* Some platforms require marking function declarations
314 * for them to be exportable. Used in perlio.h, proto.h
315 * is handled either by the makedef.pl or by defining the
316 * PERL_CALLCONV to be something special. See also the
317 * definition of XS() in XSUB.h. */
318 #ifndef PERL_EXPORT_C
319 # define PERL_EXPORT_C extern
321 #ifndef PERL_XS_EXPORT_C
322 # define PERL_XS_EXPORT_C
325 #ifdef OP_IN_REGISTER
327 # define stringify_immed(s) #s
328 # define stringify(s) stringify_immed(s)
329 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
333 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
334 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
335 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
340 * STMT_START { statements; } STMT_END;
341 * can be used as a single statement, as in
342 * if (x) STMT_START { ... } STMT_END; else ...
344 * Trying to select a version that gives no warnings...
346 #if !(defined(STMT_START) && defined(STMT_END))
347 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
348 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
351 /* Now which other defined()s do we need here ??? */
352 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
353 # define STMT_START if (1)
354 # define STMT_END else (void)0
356 # define STMT_START do
357 # define STMT_END while (0)
362 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
363 #define WITH_THR(s) WITH_THX(s)
365 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
366 # define BYTEORDER 0x1234
369 /* Overall memory policy? */
374 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
381 * The following contortions are brought to you on behalf of all the
382 * standards, semi-standards, de facto standards, not-so-de-facto standards
383 * of the world, as well as all the other botches anyone ever thought of.
384 * The basic theory is that if we work hard enough here, the rest of the
385 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
388 /* define this once if either system, instead of cluttering up the src */
389 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
393 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
394 # define STANDARD_C 1
397 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
398 # define DONT_DECLARE_STD 1
401 #if defined(HASVOLATILE) || defined(STANDARD_C)
403 # define VOL /* to temporarily suppress warnings */
405 # define VOL volatile
411 #define TAINT (PL_tainted = TRUE)
412 #define TAINT_NOT (PL_tainted = FALSE)
413 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
414 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
415 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
417 /* XXX All process group stuff is handled in pp_sys.c. Should these
418 defines move there? If so, I could simplify this a lot. --AD 9/96.
420 /* Process group stuff changed from traditional BSD to POSIX.
421 perlfunc.pod documents the traditional BSD-style syntax, so we'll
422 try to preserve that, if possible.
425 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
427 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
428 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
430 # ifdef HAS_SETPGRP2 /* DG/UX */
431 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
435 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
436 # define HAS_SETPGRP /* Well, effectively it does . . . */
439 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
440 our life easier :-) so we'll try it.
443 # define BSD_GETPGRP(pid) getpgid((pid))
445 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
446 # define BSD_GETPGRP(pid) getpgrp((pid))
448 # ifdef HAS_GETPGRP2 /* DG/UX */
449 # define BSD_GETPGRP(pid) getpgrp2((pid))
453 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
454 # define HAS_GETPGRP /* Well, effectively it does . . . */
457 /* These are not exact synonyms, since setpgrp() and getpgrp() may
458 have different behaviors, but perl.h used to define USE_BSDPGRP
459 (prior to 5.003_05) so some extension might depend on it.
461 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
467 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
468 pthread.h must be included before all other header files.
470 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
471 # include <pthread.h>
474 #ifndef _TYPES_ /* If types.h defines this it's easy. */
475 # ifndef major /* Does everyone's types.h define this? */
476 # include <sys/types.h>
490 # include <varargs.h>
494 #ifdef USE_NEXT_CTYPE
496 #if NX_CURRENT_COMPILER_RELEASE >= 500
497 # include <bsd/ctypes.h>
499 # if NX_CURRENT_COMPILER_RELEASE >= 400
500 # include <objc/NXCType.h>
501 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
502 # include <appkit/NXCType.h>
503 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
504 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
506 #else /* !USE_NEXT_CTYPE */
508 #endif /* USE_NEXT_CTYPE */
510 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
522 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
524 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
525 && defined(HAS_STRXFRM)
526 # define USE_LOCALE_COLLATE
528 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
529 # define USE_LOCALE_CTYPE
531 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
532 # define USE_LOCALE_NUMERIC
534 #endif /* !NO_LOCALE && HAS_SETLOCALE */
539 # ifdef PARAM_NEEDS_TYPES
540 # include <sys/types.h>
542 # include <sys/param.h>
545 /* Use all the "standard" definitions? */
546 #if defined(STANDARD_C) && defined(I_STDLIB)
550 /* If this causes problems, set i_unistd=undef in the hint file. */
556 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
559 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
560 int syscall(int, ...);
563 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
564 int usleep(unsigned int);
567 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
573 /* macros for correct constant construction */
575 # define U16_CONST(x) ((U16)x##U)
577 # define U16_CONST(x) ((U16)x##UL)
581 # define U32_CONST(x) ((U32)x##U)
583 # define U32_CONST(x) ((U32)x##UL)
588 # define U64_CONST(x) ((U64)x##U)
590 # define U64_CONST(x) ((U64)x##UL)
591 # elif QUADKIND == QUAD_IS_LONG_LONG
592 # define U64_CONST(x) ((U64)x##ULL)
593 # else /* best guess we can make */
594 # define U64_CONST(x) ((U64)x##UL)
598 /* byte-swapping functions for big-/little-endian conversion */
599 # define _swab_16_(x) ((U16)( \
600 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
601 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
603 # define _swab_32_(x) ((U32)( \
604 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
605 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
606 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
607 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
610 # define _swab_64_(x) ((U64)( \
611 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
612 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
613 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
614 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
615 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
616 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
617 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
618 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
621 /*----------------------------------------------------------------------------*/
622 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
623 /*----------------------------------------------------------------------------*/
624 # define my_htole16(x) (x)
625 # define my_letoh16(x) (x)
626 # define my_htole32(x) (x)
627 # define my_letoh32(x) (x)
628 # define my_htobe16(x) _swab_16_(x)
629 # define my_betoh16(x) _swab_16_(x)
630 # define my_htobe32(x) _swab_32_(x)
631 # define my_betoh32(x) _swab_32_(x)
633 # define my_htole64(x) (x)
634 # define my_letoh64(x) (x)
635 # define my_htobe64(x) _swab_64_(x)
636 # define my_betoh64(x) _swab_64_(x)
638 # define my_htoles(x) (x)
639 # define my_letohs(x) (x)
640 # define my_htolei(x) (x)
641 # define my_letohi(x) (x)
642 # define my_htolel(x) (x)
643 # define my_letohl(x) (x)
645 # define my_htobes(x) (x)
646 # define my_betohs(x) (x)
647 # elif SHORTSIZE == 2
648 # define my_htobes(x) _swab_16_(x)
649 # define my_betohs(x) _swab_16_(x)
650 # elif SHORTSIZE == 4
651 # define my_htobes(x) _swab_32_(x)
652 # define my_betohs(x) _swab_32_(x)
653 # elif SHORTSIZE == 8
654 # define my_htobes(x) _swab_64_(x)
655 # define my_betohs(x) _swab_64_(x)
657 # define PERL_NEED_MY_HTOBES
658 # define PERL_NEED_MY_BETOHS
661 # define my_htobei(x) (x)
662 # define my_betohi(x) (x)
664 # define my_htobei(x) _swab_16_(x)
665 # define my_betohi(x) _swab_16_(x)
667 # define my_htobei(x) _swab_32_(x)
668 # define my_betohi(x) _swab_32_(x)
670 # define my_htobei(x) _swab_64_(x)
671 # define my_betohi(x) _swab_64_(x)
673 # define PERL_NEED_MY_HTOBEI
674 # define PERL_NEED_MY_BETOHI
677 # define my_htobel(x) (x)
678 # define my_betohl(x) (x)
680 # define my_htobel(x) _swab_16_(x)
681 # define my_betohl(x) _swab_16_(x)
683 # define my_htobel(x) _swab_32_(x)
684 # define my_betohl(x) _swab_32_(x)
686 # define my_htobel(x) _swab_64_(x)
687 # define my_betohl(x) _swab_64_(x)
689 # define PERL_NEED_MY_HTOBEL
690 # define PERL_NEED_MY_BETOHL
692 # define my_htolen(p,n) NOOP
693 # define my_letohn(p,n) NOOP
694 # define my_htoben(p,n) my_swabn(p,n)
695 # define my_betohn(p,n) my_swabn(p,n)
696 /*----------------------------------------------------------------------------*/
697 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
698 /*----------------------------------------------------------------------------*/
699 # define my_htobe16(x) (x)
700 # define my_betoh16(x) (x)
701 # define my_htobe32(x) (x)
702 # define my_betoh32(x) (x)
703 # define my_htole16(x) _swab_16_(x)
704 # define my_letoh16(x) _swab_16_(x)
705 # define my_htole32(x) _swab_32_(x)
706 # define my_letoh32(x) _swab_32_(x)
708 # define my_htobe64(x) (x)
709 # define my_betoh64(x) (x)
710 # define my_htole64(x) _swab_64_(x)
711 # define my_letoh64(x) _swab_64_(x)
713 # define my_htobes(x) (x)
714 # define my_betohs(x) (x)
715 # define my_htobei(x) (x)
716 # define my_betohi(x) (x)
717 # define my_htobel(x) (x)
718 # define my_betohl(x) (x)
720 # define my_htoles(x) (x)
721 # define my_letohs(x) (x)
722 # elif SHORTSIZE == 2
723 # define my_htoles(x) _swab_16_(x)
724 # define my_letohs(x) _swab_16_(x)
725 # elif SHORTSIZE == 4
726 # define my_htoles(x) _swab_32_(x)
727 # define my_letohs(x) _swab_32_(x)
728 # elif SHORTSIZE == 8
729 # define my_htoles(x) _swab_64_(x)
730 # define my_letohs(x) _swab_64_(x)
732 # define PERL_NEED_MY_HTOLES
733 # define PERL_NEED_MY_LETOHS
736 # define my_htolei(x) (x)
737 # define my_letohi(x) (x)
739 # define my_htolei(x) _swab_16_(x)
740 # define my_letohi(x) _swab_16_(x)
742 # define my_htolei(x) _swab_32_(x)
743 # define my_letohi(x) _swab_32_(x)
745 # define my_htolei(x) _swab_64_(x)
746 # define my_letohi(x) _swab_64_(x)
748 # define PERL_NEED_MY_HTOLEI
749 # define PERL_NEED_MY_LETOHI
752 # define my_htolel(x) (x)
753 # define my_letohl(x) (x)
755 # define my_htolel(x) _swab_16_(x)
756 # define my_letohl(x) _swab_16_(x)
758 # define my_htolel(x) _swab_32_(x)
759 # define my_letohl(x) _swab_32_(x)
761 # define my_htolel(x) _swab_64_(x)
762 # define my_letohl(x) _swab_64_(x)
764 # define PERL_NEED_MY_HTOLEL
765 # define PERL_NEED_MY_LETOHL
767 # define my_htolen(p,n) my_swabn(p,n)
768 # define my_letohn(p,n) my_swabn(p,n)
769 # define my_htoben(p,n) NOOP
770 # define my_betohn(p,n) NOOP
771 /*----------------------------------------------------------------------------*/
772 # else /* all other byte-orders */
773 /*----------------------------------------------------------------------------*/
774 # define PERL_NEED_MY_HTOLE16
775 # define PERL_NEED_MY_LETOH16
776 # define PERL_NEED_MY_HTOBE16
777 # define PERL_NEED_MY_BETOH16
778 # define PERL_NEED_MY_HTOLE32
779 # define PERL_NEED_MY_LETOH32
780 # define PERL_NEED_MY_HTOBE32
781 # define PERL_NEED_MY_BETOH32
783 # define PERL_NEED_MY_HTOLE64
784 # define PERL_NEED_MY_LETOH64
785 # define PERL_NEED_MY_HTOBE64
786 # define PERL_NEED_MY_BETOH64
788 # define PERL_NEED_MY_HTOLES
789 # define PERL_NEED_MY_LETOHS
790 # define PERL_NEED_MY_HTOBES
791 # define PERL_NEED_MY_BETOHS
792 # define PERL_NEED_MY_HTOLEI
793 # define PERL_NEED_MY_LETOHI
794 # define PERL_NEED_MY_HTOBEI
795 # define PERL_NEED_MY_BETOHI
796 # define PERL_NEED_MY_HTOLEL
797 # define PERL_NEED_MY_LETOHL
798 # define PERL_NEED_MY_HTOBEL
799 # define PERL_NEED_MY_BETOHL
800 /*----------------------------------------------------------------------------*/
801 # endif /* end of byte-order macros */
802 /*----------------------------------------------------------------------------*/
804 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
805 at least on FreeBSD. YMMV, so experiment. */
806 #ifndef PERL_ARENA_SIZE
807 #define PERL_ARENA_SIZE 4080
810 /* enable ARENA_SETS by default, but allow disabling */
815 #endif /* PERL_CORE */
817 /* We no longer default to creating a new SV for GvSV.
818 Do this before embed. */
819 #ifndef PERL_CREATE_GVSV
820 #define PERL_DONT_CREATE_GVSV
823 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
824 #define PERL_USES_PL_PIDSTATUS
827 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
828 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
831 /* Cannot include embed.h here on Win32 as win32.h has not
832 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
834 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
838 #define MEM_SIZE Size_t
840 /* Round all values passed to malloc up, by default to a multiple of
843 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
844 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
847 #if defined(STANDARD_C) && defined(I_STDDEF)
849 # define STRUCT_OFFSET(s,m) offsetof(s,m)
851 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
854 #ifndef __SYMBIAN32__
855 # if defined(I_STRING) || defined(__cplusplus)
858 # include <strings.h>
862 /* This comes after <stdlib.h> so we don't try to change the standard
863 * library prototypes; we'll use our own in proto.h instead. */
866 # ifdef PERL_POLLUTE_MALLOC
867 # ifndef PERL_EXTMALLOC_DEF
868 # define Perl_malloc malloc
869 # define Perl_calloc calloc
870 # define Perl_realloc realloc
871 # define Perl_mfree free
874 # define EMBEDMYMALLOC /* for compatibility */
877 # define safemalloc Perl_malloc
878 # define safecalloc Perl_calloc
879 # define saferealloc Perl_realloc
880 # define safefree Perl_mfree
881 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
882 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
885 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
886 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
887 # define panic_write2(s) write(2, s, strlen(s))
888 # define CHECK_MALLOC_TAINT(newval) \
889 CHECK_MALLOC_TOO_LATE_FOR_( \
891 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
893 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
894 if (doing_taint(argc,argv,env)) { \
895 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
898 # define safemalloc safesysmalloc
899 # define safecalloc safesyscalloc
900 # define saferealloc safesysrealloc
901 # define safefree safesysfree
902 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
903 # define CHECK_MALLOC_TAINT(newval) ((void)0)
904 # define MALLOC_CHECK_TAINT(argc,argv,env)
905 #endif /* MYMALLOC */
907 #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)
908 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
909 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
910 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
912 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
914 #define strrchr rindex
922 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
924 extern char * memcpy (char*, char*, int);
930 # define memcpy(d,s,l) bcopy(s,d,l)
932 # define memcpy(d,s,l) my_bcopy(s,d,l)
935 #endif /* HAS_MEMCPY */
938 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
940 extern char *memset (char*, int, int);
945 # define memset(d,c,l) my_memset(d,c,l)
946 #endif /* HAS_MEMSET */
948 #if !defined(HAS_MEMMOVE) && !defined(memmove)
949 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
950 # define memmove(d,s,l) bcopy(s,d,l)
952 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
953 # define memmove(d,s,l) memcpy(d,s,l)
955 # define memmove(d,s,l) my_bcopy(s,d,l)
960 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
964 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
965 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
967 extern int memcmp (char*, char*, int);
971 # pragma function(memcmp)
975 # define memcmp my_memcmp
977 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
981 # define memzero(d,l) memset(d,0,l)
984 # define memzero(d,l) bzero(d,l)
986 # define memzero(d,l) my_bzero(d,l)
994 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1001 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1003 #endif /* !HAS_BCMP */
1006 # include <netinet/in.h>
1010 # include <arpa/inet.h>
1013 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1014 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1015 * (the neo-BSD seem to do this). */
1020 # include <sys/stat.h>
1023 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1024 like UTekV) are broken, sometimes giving false positives. Undefine
1025 them here and let the code below set them to proper values.
1027 The ghs macro stands for GreenHills Software C-1.8.5 which
1028 is the C compiler for sysV88 and the various derivatives.
1029 This header file bug is corrected in gcc-2.5.8 and later versions.
1030 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1032 #if defined(uts) || (defined(m88k) && defined(ghs))
1046 # ifdef I_SYS_TIME_KERNEL
1049 # include <sys/time.h>
1050 # ifdef I_SYS_TIME_KERNEL
1055 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1056 # include <sys/times.h>
1059 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1060 # undef HAS_STRERROR
1065 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1066 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1069 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1070 * This is important for using IPv6.
1071 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1072 * a bad idea since it breaks send() and recv(). */
1073 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1074 # define _SOCKADDR_LEN
1077 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1078 # include <sys/socket.h>
1079 # if defined(USE_SOCKS) && defined(I_SOCKS)
1080 # if !defined(INCLUDE_PROTOTYPES)
1081 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1082 # define PERL_SOCKS_NEED_PROTOTYPES
1085 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1086 # undef INCLUDE_PROTOTYPES
1087 # undef PERL_SOCKS_NEED_PROTOTYPES
1098 # include <net/errno.h>
1103 /* sockatmark() is so new (2001) that many places might have it hidden
1104 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1105 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1106 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1107 # if defined(__THROW) && defined(__GLIBC__)
1108 int sockatmark(int) __THROW;
1110 int sockatmark(int);
1115 # undef SETERRNO /* SOCKS might have defined this */
1119 # define SETERRNO(errcode,vmserrcode) \
1121 set_errno(errcode); \
1122 set_vaxc_errno(vmserrcode); \
1124 # define LIB_INVARG LIB$_INVARG
1125 # define RMS_DIR RMS$_DIR
1126 # define RMS_FAC RMS$_FAC
1127 # define RMS_FEX RMS$_FEX
1128 # define RMS_FNF RMS$_FNF
1129 # define RMS_IFI RMS$_IFI
1130 # define RMS_ISI RMS$_ISI
1131 # define RMS_PRV RMS$_PRV
1132 # define SS_ACCVIO SS$_ACCVIO
1133 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1134 # define SS_IVCHAN SS$_IVCHAN
1135 # define SS_NORMAL SS$_NORMAL
1137 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1138 # define LIB_INVARG 0
1146 # define SS_ACCVIO 0
1147 # define SS_DEVOFFLINE 0
1148 # define SS_IVCHAN 0
1149 # define SS_NORMAL 0
1152 #define ERRSV GvSV(PL_errgv)
1153 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1154 #define DEFSV GvSVn(PL_defgv)
1155 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1157 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1160 extern int errno; /* ANSI allows errno to be an lvalue expr.
1161 * For example in multithreaded environments
1162 * something like this might happen:
1163 * extern int *_errno(void);
1164 * #define errno (*_errno()) */
1169 char *strerror (int,...);
1171 #ifndef DONT_DECLARE_STD
1172 char *strerror (int);
1176 # define Strerror strerror
1179 # ifdef HAS_SYS_ERRLIST
1180 extern int sys_nerr;
1181 extern char *sys_errlist[];
1183 # define Strerror(e) \
1184 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1191 # include <sys/ioctl.h>
1195 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1196 # ifdef HAS_SOCKETPAIR
1197 # undef HAS_SOCKETPAIR
1204 #ifndef HAS_SOCKETPAIR
1206 # define socketpair Perl_my_socketpair
1211 # define htoni htons
1212 # define ntohi ntohs
1214 # define htoni htonl
1215 # define ntohi ntohl
1218 /* Configure already sets Direntry_t */
1219 #if defined(I_DIRENT)
1220 # include <dirent.h>
1221 /* NeXT needs dirent + sys/dir.h */
1222 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1223 # include <sys/dir.h>
1227 # include <sys/ndir.h>
1231 # include <ndir.h> /* may be wrong in the future */
1233 # include <sys/dir.h>
1246 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1248 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1253 * The following gobbledygook brought to you on behalf of __STDC__.
1254 * (I could just use #ifndef __STDC__, but this is more bulletproof
1255 * in the face of half-implementations.)
1258 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1259 #include <sys/mode.h>
1264 # define S_IFMT _S_IFMT
1266 # define S_IFMT 0170000
1271 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1275 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1280 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1282 # define S_ISBLK(m) (0)
1287 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1292 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1294 # define S_ISFIFO(m) (0)
1300 # define S_ISLNK(m) _S_ISLNK(m)
1303 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1306 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1308 # define S_ISLNK(m) (0)
1316 # define S_ISSOCK(m) _S_ISSOCK(m)
1319 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1322 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1324 # define S_ISSOCK(m) (0)
1332 # define S_IRUSR S_IREAD
1333 # define S_IWUSR S_IWRITE
1334 # define S_IXUSR S_IEXEC
1336 # define S_IRUSR 0400
1337 # define S_IWUSR 0200
1338 # define S_IXUSR 0100
1344 # define S_IRGRP (S_IRUSR>>3)
1345 # define S_IWGRP (S_IWUSR>>3)
1346 # define S_IXGRP (S_IXUSR>>3)
1348 # define S_IRGRP 0040
1349 # define S_IWGRP 0020
1350 # define S_IXGRP 0010
1356 # define S_IROTH (S_IRUSR>>6)
1357 # define S_IWOTH (S_IWUSR>>6)
1358 # define S_IXOTH (S_IXUSR>>6)
1360 # define S_IROTH 0040
1361 # define S_IWOTH 0020
1362 # define S_IXOTH 0010
1367 # define S_ISUID 04000
1371 # define S_ISGID 02000
1375 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1379 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1383 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1386 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1387 * which would get included through <sys/file.h >, but that is 3000
1388 * lines in the future. --jhi */
1390 #if !defined(S_IREAD) && !defined(__BEOS__)
1391 # define S_IREAD S_IRUSR
1394 #if !defined(S_IWRITE) && !defined(__BEOS__)
1395 # define S_IWRITE S_IWUSR
1399 # define S_IEXEC S_IXUSR
1406 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1407 # define SLOPPYDIVIDE
1414 #ifdef SPRINTF_E_BUG
1415 # define sprintf UTS_sprintf_wrap
1418 /* For the times when you want the return value of sprintf, and you want it
1419 to be the length. Can't have a thread variable passed in, because C89 has
1422 #ifdef SPRINTF_RETURNS_STRLEN
1423 # define my_sprintf sprintf
1425 # define my_sprintf Perl_my_sprintf
1428 /* Configure gets this right but the UTS compiler gets it wrong.
1429 -- Hal Morris <hom00@utsglobal.com> */
1432 # define UVTYPE unsigned
1436 The IV type is supposed to be long enough to hold any integral
1438 --Andy Dougherty August 1996
1444 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1445 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1446 # define IV_MAX INT64_MAX
1447 # define IV_MIN INT64_MIN
1448 # define UV_MAX UINT64_MAX
1450 # define UINT64_MIN 0
1452 # define UV_MIN UINT64_MIN
1454 # define IV_MAX PERL_QUAD_MAX
1455 # define IV_MIN PERL_QUAD_MIN
1456 # define UV_MAX PERL_UQUAD_MAX
1457 # define UV_MIN PERL_UQUAD_MIN
1462 # if defined(INT32_MAX) && IVSIZE == 4
1463 # define IV_MAX INT32_MAX
1464 # define IV_MIN INT32_MIN
1465 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1466 # define UV_MAX UINT32_MAX
1468 # define UV_MAX 4294967295U
1471 # define UINT32_MIN 0
1473 # define UV_MIN UINT32_MIN
1475 # define IV_MAX PERL_LONG_MAX
1476 # define IV_MIN PERL_LONG_MIN
1477 # define UV_MAX PERL_ULONG_MAX
1478 # define UV_MIN PERL_ULONG_MIN
1494 # undef PERL_NEED_MY_HTOLE64
1495 # undef PERL_NEED_MY_LETOH64
1496 # undef PERL_NEED_MY_HTOBE64
1497 # undef PERL_NEED_MY_BETOH64
1500 #if defined(uts) || defined(UTS)
1502 # define UV_MAX (4294967295u)
1505 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1506 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1508 #ifndef NO_PERL_PRESERVE_IVUV
1509 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1513 * The macros INT2PTR and NUM2PTR are (despite their names)
1514 * bi-directional: they will convert int/float to or from pointers.
1515 * However the conversion to int/float are named explicitly:
1516 * PTR2IV, PTR2UV, PTR2NV.
1518 * For int conversions we do not need two casts if pointers are
1519 * the same size as IV and UV. Otherwise we need an explicit
1520 * cast (PTRV) to avoid compiler warnings.
1522 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1524 # define INT2PTR(any,d) (any)(d)
1526 # if PTRSIZE == LONGSIZE
1527 # define PTRV unsigned long
1528 # define PTR2ul(p) (unsigned long)(p)
1530 # define PTRV unsigned
1535 # define INT2PTR(any,d) (any)(PTRV)(d)
1539 # define PTR2ul(p) INT2PTR(unsigned long,p)
1542 #define NUM2PTR(any,d) (any)(PTRV)(d)
1543 #define PTR2IV(p) INT2PTR(IV,p)
1544 #define PTR2UV(p) INT2PTR(UV,p)
1545 #define PTR2NV(p) NUM2PTR(NV,p)
1546 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1548 /* According to strict ANSI C89 one cannot freely cast between
1549 * data pointers and function (code) pointers. There are at least
1550 * two ways around this. One (used below) is to do two casts,
1551 * first the other pointer to an (unsigned) integer, and then
1552 * the integer to the other pointer. The other way would be
1553 * to use unions to "overlay" the pointers. For an example of
1554 * the latter technique, see union dirpu in struct xpvio in sv.h.
1555 * The only feasible use is probably temporarily storing
1556 * function pointers in a data pointer (such as a void pointer). */
1558 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1559 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1561 #ifdef USE_LONG_DOUBLE
1562 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1563 # define LONG_DOUBLE_EQUALS_DOUBLE
1565 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1566 # undef USE_LONG_DOUBLE /* Ouch! */
1571 /* Use an overridden DBL_DIG */
1575 # define DBL_DIG OVR_DBL_DIG
1577 /* The following is all to get DBL_DIG, in order to pick a nice
1578 default value for printing floating point numbers in Gconvert
1579 (see config.h). (It also has other uses, such as figuring out if
1580 a given precision of printing can be done with a double instead of
1581 a long double - Allen).
1590 #define DBL_DIG 15 /* A guess that works lots of places */
1597 #define DBL_DIG 15 /* A guess that works lots of places */
1601 /* Use an overridden LDBL_DIG */
1605 # define LDBL_DIG OVR_LDBL_DIG
1607 /* The following is all to get LDBL_DIG, in order to pick a nice
1608 default value for printing floating point numbers in Gconvert.
1612 # include <limits.h>
1617 # ifndef HAS_LDBL_DIG
1618 # if LONG_DOUBLESIZE == 10
1619 # define LDBL_DIG 18 /* assume IEEE */
1621 # if LONG_DOUBLESIZE == 12
1622 # define LDBL_DIG 18 /* gcc? */
1624 # if LONG_DOUBLESIZE == 16
1625 # define LDBL_DIG 33 /* assume IEEE */
1627 # if LONG_DOUBLESIZE == DOUBLESIZE
1628 # define LDBL_DIG DBL_DIG /* bummer */
1637 * This is for making sure we have a good DBL_MAX value, if possible,
1638 * either for usage as NV_MAX or for usage in figuring out if we can
1639 * fit a given long double into a double, if bug-fixing makes it
1640 * necessary to do so. - Allen <allens@cpan.org>
1644 # include <limits.h>
1648 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1649 # include <values.h>
1650 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1651 # define DBL_MAX MAXDOUBLE
1653 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1654 # define DBL_MIN MINDOUBLE
1657 #endif /* defined(I_VALUES) */
1662 # include <ieeefp.h>
1665 #ifdef USE_LONG_DOUBLE
1667 # include <sunmath.h>
1669 # define NV_DIG LDBL_DIG
1670 # ifdef LDBL_MANT_DIG
1671 # define NV_MANT_DIG LDBL_MANT_DIG
1674 # define NV_MIN LDBL_MIN
1677 # define NV_MAX LDBL_MAX
1679 # ifdef LDBL_MIN_10_EXP
1680 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1682 # ifdef LDBL_MAX_10_EXP
1683 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1685 # ifdef LDBL_EPSILON
1686 # define NV_EPSILON LDBL_EPSILON
1689 # define NV_MAX LDBL_MAX
1690 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1693 # define NV_MAX HUGE_VALL
1696 # define NV_MAX ((NV)HUGE_VAL)
1701 # define Perl_cos cosl
1702 # define Perl_sin sinl
1703 # define Perl_sqrt sqrtl
1704 # define Perl_exp expl
1705 # define Perl_log logl
1706 # define Perl_atan2 atan2l
1707 # define Perl_pow powl
1708 # define Perl_floor floorl
1709 # define Perl_ceil ceill
1710 # define Perl_fmod fmodl
1712 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1714 # define Perl_modf(x,y) modfl(x,y)
1715 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1716 prototype in <math.h> */
1717 # ifndef HAS_MODFL_PROTO
1718 EXTERN_C long double modfl(long double, long double *);
1721 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1722 extern long double Perl_my_modfl(long double x, long double *ip);
1723 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1727 # define Perl_frexp(x,y) frexpl(x,y)
1729 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1730 extern long double Perl_my_frexpl(long double x, int *e);
1731 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1736 # define Perl_isnan(x) isnanl(x)
1741 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1745 # define NV_DIG DBL_DIG
1746 # ifdef DBL_MANT_DIG
1747 # define NV_MANT_DIG DBL_MANT_DIG
1750 # define NV_MIN DBL_MIN
1753 # define NV_MAX DBL_MAX
1755 # ifdef DBL_MIN_10_EXP
1756 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1758 # ifdef DBL_MAX_10_EXP
1759 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1762 # define NV_EPSILON DBL_EPSILON
1764 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1765 # define NV_MAX DBL_MAX
1766 # define NV_MIN DBL_MIN
1769 # define NV_MAX HUGE_VAL
1772 # define Perl_cos cos
1773 # define Perl_sin sin
1774 # define Perl_sqrt sqrt
1775 # define Perl_exp exp
1776 # define Perl_log log
1777 # define Perl_atan2 atan2
1778 # define Perl_pow pow
1779 # define Perl_floor floor
1780 # define Perl_ceil ceil
1781 # define Perl_fmod fmod
1782 # define Perl_modf(x,y) modf(x,y)
1783 # define Perl_frexp(x,y) frexp(x,y)
1786 /* rumor has it that Win32 has _fpclass() */
1788 /* SGI has fpclassl... but not with the same result values,
1789 * and it's via a typedef (not via #define), so will need to redo Configure
1790 * to use. Not worth the trouble, IMO, at least until the below is used
1791 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1792 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1793 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1795 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1797 # include <ieeefp.h>
1802 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1803 # define Perl_fp_class() fpclassl(x)
1805 # define Perl_fp_class() fpclass(x)
1807 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1808 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1809 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1810 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1811 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1812 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1813 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1814 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1815 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1816 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1817 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1818 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1819 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1820 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1821 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1824 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1826 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1827 # include <fp_class.h>
1829 # define Perl_fp_class(x) fp_class(x)
1830 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1831 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1832 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1833 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1834 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1835 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1836 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1837 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1838 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1839 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1840 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1841 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1842 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1843 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1844 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1847 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1849 # define Perl_fp_class(x) fpclassify(x)
1850 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1851 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1852 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1853 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1854 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1857 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1860 # define Perl_fp_class(x) class(x)
1862 # define Perl_fp_class(x) _class(x)
1864 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1865 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1866 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1867 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1868 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1869 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1870 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1871 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1872 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1873 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1874 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1875 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1876 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1877 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1878 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1881 /* rumor has it that Win32 has _isnan() */
1885 # define Perl_isnan(x) isnan((NV)x)
1887 # ifdef Perl_fp_class_nan
1888 # define Perl_isnan(x) Perl_fp_class_nan(x)
1890 # ifdef HAS_UNORDERED
1891 # define Perl_isnan(x) unordered((x), 0.0)
1893 # define Perl_isnan(x) ((x)!=(x))
1900 int isnan(double d);
1905 # define Perl_isinf(x) isinf((NV)x)
1907 # ifdef Perl_fp_class_inf
1908 # define Perl_isinf(x) Perl_fp_class_inf(x)
1910 # define Perl_isinf(x) ((x)==NV_INF)
1915 #ifndef Perl_isfinite
1917 # define Perl_isfinite(x) finite((NV)x)
1919 # ifdef HAS_ISFINITE
1920 # define Perl_isfinite(x) isfinite(x)
1922 # ifdef Perl_fp_class_finite
1923 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1925 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1931 /* The default is to use Perl's own atof() implementation (in numeric.c).
1932 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1933 * it is however best to use the native implementation of atof.
1934 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1935 * Some good tests to try out with either setting are t/base/num.t,
1936 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1937 * you may need to be using a different function than atof! */
1939 #ifndef USE_PERL_ATOF
1941 # define USE_PERL_ATOF
1944 # if USE_PERL_ATOF == 0
1945 # undef USE_PERL_ATOF
1949 #ifdef USE_PERL_ATOF
1950 # define Perl_atof(s) Perl_my_atof(s)
1951 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1953 # define Perl_atof(s) (NV)atof(s)
1954 # define Perl_atof2(s, n) ((n) = atof(s))
1957 /* Previously these definitions used hardcoded figures.
1958 * It is hoped these formula are more portable, although
1959 * no data one way or another is presently known to me.
1960 * The "PERL_" names are used because these calculated constants
1961 * do not meet the ANSI requirements for LONG_MAX, etc., which
1962 * need to be constants acceptable to #if - kja
1963 * define PERL_LONG_MAX 2147483647L
1964 * define PERL_LONG_MIN (-LONG_MAX - 1)
1965 * define PERL ULONG_MAX 4294967295L
1968 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1969 # include <limits.h>
1971 /* Included values.h above if necessary; still including limits.h down here,
1972 * despite doing above, because math.h might have overriden... XXX - Allen */
1975 * Try to figure out max and min values for the integral types. THE CORRECT
1976 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1977 * following hacks are used if neither limits.h or values.h provide them:
1978 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1979 * for types < int: (unsigned TYPE)~(unsigned)0
1980 * The argument to ~ must be unsigned so that later signed->unsigned
1981 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1982 * and it must not be smaller than int because ~ does integral promotion.
1983 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1984 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1985 * The latter is a hack which happens to work on some machines but
1986 * does *not* catch any random system, or things like integer types
1987 * with NaN if that is possible.
1989 * All of the types are explicitly cast to prevent accidental loss of
1990 * numeric range, and in the hope that they will be less likely to confuse
1991 * over-eager optimizers.
1995 #define PERL_UCHAR_MIN ((unsigned char)0)
1998 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2001 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2003 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2008 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2009 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2010 * depending on local options. Until Configure detects this (or at least
2011 * detects whether the "signed" keyword is available) the CHAR ranges
2012 * will not be included. UCHAR functions normally.
2016 #define PERL_USHORT_MIN ((unsigned short)0)
2019 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2022 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2025 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2027 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2033 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2035 # ifdef MAXSHORT /* Often used in <values.h> */
2036 # define PERL_SHORT_MAX ((short)MAXSHORT)
2039 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2041 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2047 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2050 # define PERL_SHORT_MIN ((short)MINSHORT)
2053 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2055 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2061 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2064 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2066 # define PERL_UINT_MAX (~(unsigned int)0)
2070 #define PERL_UINT_MIN ((unsigned int)0)
2073 # define PERL_INT_MAX ((int)INT_MAX)
2075 # ifdef MAXINT /* Often used in <values.h> */
2076 # define PERL_INT_MAX ((int)MAXINT)
2078 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2083 # define PERL_INT_MIN ((int)INT_MIN)
2086 # define PERL_INT_MIN ((int)MININT)
2088 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2093 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2096 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2098 # define PERL_ULONG_MAX (~(unsigned long)0)
2102 #define PERL_ULONG_MIN ((unsigned long)0L)
2105 # define PERL_LONG_MAX ((long)LONG_MAX)
2107 # ifdef MAXLONG /* Often used in <values.h> */
2108 # define PERL_LONG_MAX ((long)MAXLONG)
2110 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2115 # define PERL_LONG_MIN ((long)LONG_MIN)
2118 # define PERL_LONG_MIN ((long)MINLONG)
2120 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2126 # define PERL_UQUAD_MAX (~(UV)0)
2127 # define PERL_UQUAD_MIN ((UV)0)
2128 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2129 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2134 # include "malloc_ctl.h"
2137 struct RExC_state_t;
2139 typedef MEM_SIZE STRLEN;
2141 typedef struct op OP;
2142 typedef struct cop COP;
2143 typedef struct unop UNOP;
2144 typedef struct binop BINOP;
2145 typedef struct listop LISTOP;
2146 typedef struct logop LOGOP;
2147 typedef struct pmop PMOP;
2148 typedef struct svop SVOP;
2149 typedef struct padop PADOP;
2150 typedef struct pvop PVOP;
2151 typedef struct loop LOOP;
2153 typedef struct interpreter PerlInterpreter;
2155 /* Amdahl's <ksync.h> has struct sv */
2156 /* SGI's <sys/sema.h> has struct sv */
2157 #if defined(UTS) || defined(__sgi)
2158 # define STRUCT_SV perl_sv
2160 # define STRUCT_SV sv
2162 typedef struct STRUCT_SV SV;
2163 typedef struct av AV;
2164 typedef struct hv HV;
2165 typedef struct cv CV;
2166 typedef struct regexp REGEXP;
2167 typedef struct gp GP;
2168 typedef struct gv GV;
2169 typedef struct io IO;
2170 typedef struct context PERL_CONTEXT;
2171 typedef struct block BLOCK;
2173 typedef struct magic MAGIC;
2174 typedef struct xpv XPV;
2175 typedef struct xpviv XPVIV;
2176 typedef struct xpvuv XPVUV;
2177 typedef struct xpvnv XPVNV;
2178 typedef struct xpvmg XPVMG;
2179 typedef struct xpvlv XPVLV;
2180 typedef struct xpvav XPVAV;
2181 typedef struct xpvhv XPVHV;
2182 typedef struct xpvgv XPVGV;
2183 typedef struct xpvcv XPVCV;
2184 typedef struct xpvbm XPVBM;
2185 typedef struct xpvfm XPVFM;
2186 typedef struct xpvio XPVIO;
2187 typedef struct mgvtbl MGVTBL;
2188 typedef union any ANY;
2189 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2190 typedef struct ptr_tbl PTR_TBL_t;
2191 typedef struct clone_params CLONE_PARAMS;
2195 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2196 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2197 # define USE_64_BIT_RAWIO /* implicit */
2201 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2202 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2203 * however, because operating systems like to do that themself. */
2206 # define FSEEKSIZE LSEEKSIZE
2208 # define FSEEKSIZE LONGSIZE
2212 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2213 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2214 # define USE_64_BIT_STDIO /* implicit */
2218 #ifdef USE_64_BIT_RAWIO
2221 # define Off_t off64_t
2223 # define LSEEKSIZE 8
2225 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2226 * will trigger defines like the ones below. Some 64-bit environments,
2227 * however, do not. Therefore we have to explicitly mix and match. */
2228 # if defined(USE_OPEN64)
2229 # define open open64
2231 # if defined(USE_LSEEK64)
2232 # define lseek lseek64
2234 # if defined(USE_LLSEEK)
2235 # define lseek llseek
2238 # if defined(USE_STAT64)
2239 # define stat stat64
2241 # if defined(USE_FSTAT64)
2242 # define fstat fstat64
2244 # if defined(USE_LSTAT64)
2245 # define lstat lstat64
2247 # if defined(USE_FLOCK64)
2248 # define flock flock64
2250 # if defined(USE_LOCKF64)
2251 # define lockf lockf64
2253 # if defined(USE_FCNTL64)
2254 # define fcntl fcntl64
2256 # if defined(USE_TRUNCATE64)
2257 # define truncate truncate64
2259 # if defined(USE_FTRUNCATE64)
2260 # define ftruncate ftruncate64
2264 #ifdef USE_64_BIT_STDIO
2265 # ifdef HAS_FPOS64_T
2267 # define Fpos_t fpos64_t
2269 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2270 * will trigger defines like the ones below. Some 64-bit environments,
2271 * however, do not. */
2272 # if defined(USE_FOPEN64)
2273 # define fopen fopen64
2275 # if defined(USE_FSEEK64)
2276 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2278 # if defined(USE_FTELL64)
2279 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2281 # if defined(USE_FSETPOS64)
2282 # define fsetpos fsetpos64
2284 # if defined(USE_FGETPOS64)
2285 # define fgetpos fgetpos64
2287 # if defined(USE_TMPFILE64)
2288 # define tmpfile tmpfile64
2290 # if defined(USE_FREOPEN64)
2291 # define freopen freopen64
2295 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2296 # include "iperlsys.h"
2299 #if defined(__OPEN_VM)
2300 # include "vmesa/vmesaish.h"
2301 # define ISHISH "vmesa"
2306 # include "os2ish.h"
2308 # include "dosish.h"
2310 # define ISHISH "dos"
2314 # include "vmsish.h"
2316 # define ISHISH "vms"
2320 # include "./plan9/plan9ish.h"
2321 # define ISHISH "plan9"
2325 # include "mpeix/mpeixish.h"
2326 # define ISHISH "mpeix"
2329 #if defined(__VOS__)
2331 # include "./vos/vosish.h"
2333 # include "vos/vosish.h"
2335 # define ISHISH "vos"
2339 # include "epocish.h"
2340 # define ISHISH "epoc"
2343 #ifdef __SYMBIAN32__
2344 # include "symbian/symbianish.h"
2346 # define ISHISH "symbian"
2349 #if defined(MACOS_TRADITIONAL)
2350 # include "macos/macish.h"
2351 # ifndef NO_ENVIRON_ARRAY
2352 # define NO_ENVIRON_ARRAY
2354 # define ISHISH "macos classic"
2357 #if defined(__BEOS__)
2358 # include "beos/beosish.h"
2359 # define ISHISH "beos"
2363 # include "unixish.h"
2364 # define ISHISH "unix"
2367 /* NSIG logic from Configure --> */
2368 /* Strange style to avoid deeply-nested #if/#else/#endif */
2371 # define NSIG (_NSIG)
2377 # define NSIG (SIGMAX+1)
2383 # define NSIG (SIG_MAX+1)
2389 # define NSIG (_SIG_MAX+1)
2395 # define NSIG (MAXSIG+1)
2401 # define NSIG (MAX_SIG+1)
2406 # ifdef SIGARRAYSIZE
2407 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2413 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2417 /* Default to some arbitrary number that's big enough to get most
2418 of the common signals.
2423 /* <-- NSIG logic from Configure */
2425 #ifndef NO_ENVIRON_ARRAY
2426 # define USE_ENVIRON_ARRAY
2430 * initialise to avoid floating-point exceptions from overflow, etc
2432 #ifndef PERL_FPU_INIT
2433 # ifdef HAS_FPSETMASK
2434 # if HAS_FLOATINGPOINT_H
2435 # include <floatingpoint.h>
2437 # define PERL_FPU_INIT fpsetmask(0);
2439 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2440 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2441 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2442 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2444 # define PERL_FPU_INIT
2449 #ifndef PERL_FPU_PRE_EXEC
2450 # define PERL_FPU_PRE_EXEC {
2451 # define PERL_FPU_POST_EXEC }
2454 #ifndef PERL_SYS_INIT3
2455 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2458 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2459 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2464 # ifdef _POSIX_PATH_MAX
2465 # if PATH_MAX > _POSIX_PATH_MAX
2466 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2467 * included the null byte or not. Later amendments of POSIX,
2468 * XPG4, the Austin Group, and the Single UNIX Specification
2469 * all explicitly include the null byte in the PATH_MAX.
2470 * Ditto for _POSIX_PATH_MAX. */
2471 # define MAXPATHLEN PATH_MAX
2473 # define MAXPATHLEN _POSIX_PATH_MAX
2476 # define MAXPATHLEN (PATH_MAX+1)
2479 # ifdef _POSIX_PATH_MAX
2480 # define MAXPATHLEN _POSIX_PATH_MAX
2482 # define MAXPATHLEN 1024 /* Err on the large side. */
2487 /* In case Configure was not used (we are using a "canned config"
2488 * such as Win32, or a cross-compilation setup, for example) try going
2489 * by the gcc major and minor versions. One useful URL is
2490 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2491 * but contrary to this information warn_unused_result seems
2492 * not to be in gcc 3.3.5, at least. --jhi
2493 * Set these up now otherwise we get confused when some of the <*thread.h>
2494 * includes below indirectly pull in <perlio.h> (which needs to know if we
2495 * have HASATTRIBUTE_FORMAT).
2498 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2499 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2500 # define HASATTRIBUTE_FORMAT
2502 # if __GNUC__ >= 3 /* 3.0 -> */
2503 # define HASATTRIBUTE_MALLOC
2505 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2506 # define HASATTRIBUTE_NONNULL
2508 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2509 # define HASATTRIBUTE_NORETURN
2511 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2512 # define HASATTRIBUTE_PURE
2514 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2515 # define HASATTRIBUTE_UNUSED
2517 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2518 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2522 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2523 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2524 * this results in many functions being undeclared which bothers C++
2525 * May make sense to have threads after "*ish.h" anyway
2528 #if defined(USE_ITHREADS)
2530 # include <nw5thread.h>
2532 # ifdef FAKE_THREADS
2533 # include "fakethr.h"
2536 # include <win32thread.h>
2539 # include "os2thread.h"
2541 # ifdef I_MACH_CTHREADS
2542 # include <mach/cthreads.h>
2543 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2544 # define MUTEX_INIT_CALLS_MALLOC
2546 typedef cthread_t perl_os_thread;
2547 typedef mutex_t perl_mutex;
2548 typedef condition_t perl_cond;
2549 typedef void * perl_key;
2550 # else /* Posix threads */
2552 # include <pthread.h>
2554 typedef pthread_t perl_os_thread;
2555 typedef pthread_mutex_t perl_mutex;
2556 typedef pthread_cond_t perl_cond;
2557 typedef pthread_key_t perl_key;
2558 # endif /* I_MACH_CTHREADS */
2561 # endif /* FAKE_THREADS */
2562 #endif /* NETWARE */
2563 #endif /* USE_ITHREADS */
2570 # include "netware.h"
2573 #define STATUS_UNIX PL_statusvalue
2575 # define STATUS_NATIVE PL_statusvalue_vms
2577 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2578 * its contents can not be trusted. Unfortunately, Perl seems to check
2579 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2582 # include <stsdef.h>
2584 /* Presume this because if VMS changes it, it will require a new
2585 * set of APIs for waiting on children for binary compatibility.
2587 # define child_offset_bits (8)
2588 # ifndef C_FAC_POSIX
2589 # define C_FAC_POSIX 0x35A000
2592 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2593 * platform from the existing UNIX or Native status values.
2596 # define STATUS_EXIT \
2597 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2598 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2601 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2602 * exit code and shifts the UNIX value over the correct number of bits to
2603 * be a child status. Usually the number of bits is 8, but that could be
2604 * platform dependent. The NATIVE status code is presumed to have either
2605 * from a child process.
2608 /* This is complicated. The child processes return a true native VMS
2609 status which must be saved. But there is an assumption in Perl that
2610 the UNIX child status has some relationship to errno values, so
2611 Perl tries to translate it to text in some of the tests.
2612 In order to get the string translation correct, for the error, errno
2613 must be EVMSERR, but that generates a different text message
2614 than what the test programs are expecting. So an errno value must
2615 be derived from the native status value when an error occurs.
2616 That will hide the true native status message. With this version of
2617 perl, the true native child status can always be retrieved so that
2618 is not a problem. But in this case, Pl_statusvalue and errno may
2619 have different values in them.
2622 # define STATUS_NATIVE_CHILD_SET(n) \
2624 I32 evalue = (I32)n; \
2625 if (evalue == EVMSERR) { \
2626 PL_statusvalue_vms = vaxc$errno; \
2627 PL_statusvalue = evalue; \
2629 PL_statusvalue_vms = evalue; \
2630 if (evalue == -1) { \
2631 PL_statusvalue = -1; \
2632 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2634 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2635 set_vaxc_errno(evalue); \
2636 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2637 set_errno(EVMSERR); \
2638 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2639 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2643 # ifdef VMSISH_STATUS
2644 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2646 # define STATUS_CURRENT STATUS_UNIX
2649 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2650 * the NATIVE status to an equivalent value. Can not be used to translate
2651 * exit code values as exit code values are not guaranteed to have any
2652 * relationship at all to errno values.
2653 * This is used when Perl is forcing errno to have a specific value.
2655 # define STATUS_UNIX_SET(n) \
2657 I32 evalue = (I32)n; \
2658 PL_statusvalue = evalue; \
2659 if (PL_statusvalue != -1) { \
2660 if (PL_statusvalue != EVMSERR) { \
2661 PL_statusvalue &= 0xFFFF; \
2662 if (MY_POSIX_EXIT) \
2663 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2664 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2667 PL_statusvalue_vms = vaxc$errno; \
2670 else PL_statusvalue_vms = SS$_ABORT; \
2671 set_vaxc_errno(PL_statusvalue_vms); \
2674 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2675 * the NATIVE error status based on it. It does not assume that
2676 * the UNIX/POSIX exit codes have any relationship to errno, except
2677 * that 0 indicates a success. When in the default mode to comply
2678 * with the Perl VMS documentation, any other code sets the NATIVE
2679 * status to a failure code of SS$_ABORT.
2681 * In the new POSIX EXIT mode, native status will be set so that the
2682 * actual exit code will can be retrieved by the calling program or
2685 * If the exit code is not clearly a UNIX parent or child exit status,
2686 * it will be passed through as a VMS status.
2689 # define STATUS_UNIX_EXIT_SET(n) \
2691 I32 evalue = (I32)n; \
2692 PL_statusvalue = evalue; \
2693 if (evalue != -1) { \
2694 if (evalue <= 0xFF00) { \
2695 if (evalue > 0xFF) \
2696 evalue = (evalue >> child_offset_bits) & 0xFF; \
2698 PL_statusvalue_vms == SS$_NORMAL; \
2700 if (MY_POSIX_EXIT) \
2701 PL_statusvalue_vms = \
2702 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2703 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2705 PL_statusvalue_vms = SS$_ABORT; \
2706 } else { /* forgive them Perl, for they have sinned */ \
2707 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2708 else PL_statusvalue_vms = vaxc$errno; \
2709 /* And obviously used a VMS status value instead of UNIX */ \
2710 PL_statusvalue = EVMSERR; \
2713 else PL_statusvalue_vms = SS$_ABORT; \
2714 set_vaxc_errno(PL_statusvalue_vms); \
2717 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2718 * and sets the NATIVE error status based on it. This special case
2719 * is needed to maintain compatibility with past VMS behavior.
2721 * In the default mode on VMS, this number is passed through as
2722 * both the NATIVE and UNIX status. Which makes it different
2723 * that the STATUS_UNIX_EXIT_SET.
2725 * In the new POSIX EXIT mode, native status will be set so that the
2726 * actual exit code will can be retrieved by the calling program or
2731 # define STATUS_EXIT_SET(n) \
2733 I32 evalue = (I32)n; \
2734 PL_statusvalue = evalue; \
2735 if (MY_POSIX_EXIT) \
2736 PL_statusvalue_vms = \
2737 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2738 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2740 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2741 set_vaxc_errno(PL_statusvalue_vms); \
2745 /* This macro forces a success status */
2746 # define STATUS_ALL_SUCCESS \
2747 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2749 /* This macro forces a failure status */
2750 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2751 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2752 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2755 # define STATUS_NATIVE PL_statusvalue_posix
2756 # if defined(WCOREDUMP)
2757 # define STATUS_NATIVE_CHILD_SET(n) \
2759 PL_statusvalue_posix = (n); \
2760 if (PL_statusvalue_posix == -1) \
2761 PL_statusvalue = -1; \
2764 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2765 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2766 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2769 # elif defined(WIFEXITED)
2770 # define STATUS_NATIVE_CHILD_SET(n) \
2772 PL_statusvalue_posix = (n); \
2773 if (PL_statusvalue_posix == -1) \
2774 PL_statusvalue = -1; \
2777 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2778 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2782 # define STATUS_NATIVE_CHILD_SET(n) \
2784 PL_statusvalue_posix = (n); \
2785 if (PL_statusvalue_posix == -1) \
2786 PL_statusvalue = -1; \
2789 PL_statusvalue_posix & 0xFFFF; \
2793 # define STATUS_UNIX_SET(n) \
2795 PL_statusvalue = (n); \
2796 if (PL_statusvalue != -1) \
2797 PL_statusvalue &= 0xFFFF; \
2799 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2800 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2801 # define STATUS_CURRENT STATUS_UNIX
2802 # define STATUS_EXIT STATUS_UNIX
2803 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2804 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2807 /* flags in PL_exit_flags for nature of exit() */
2808 #define PERL_EXIT_EXPECTED 0x01
2809 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2811 #ifndef MEMBER_TO_FPTR
2812 # define MEMBER_TO_FPTR(name) name
2815 /* format to use for version numbers in file/directory names */
2816 /* XXX move to Configure? */
2817 #ifndef PERL_FS_VER_FMT
2818 # define PERL_FS_VER_FMT "%d.%d.%d"
2821 /* This defines a way to flush all output buffers. This may be a
2822 * performance issue, so we allow people to disable it. Also, if
2823 * we are using stdio, there are broken implementations of fflush(NULL)
2824 * out there, Solaris being the most prominent.
2826 #ifndef PERL_FLUSHALL_FOR_CHILD
2827 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2828 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2831 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2833 # define PERL_FLUSHALL_FOR_CHILD NOOP
2838 #ifndef PERL_WAIT_FOR_CHILDREN
2839 # define PERL_WAIT_FOR_CHILDREN NOOP
2842 /* the traditional thread-unsafe notion of "current interpreter". */
2843 #ifndef PERL_SET_INTERP
2844 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2847 #ifndef PERL_GET_INTERP
2848 # define PERL_GET_INTERP (PL_curinterp)
2851 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2852 # ifdef MULTIPLICITY
2853 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2855 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2859 This replaces the previous %_ "hack" by the "%p" hacks.
2860 All that is required is that the perl source does not
2861 use "%-p" or "%-<number>p" or "%<number>p" formats.
2862 These formats will still work in perl code.
2863 See comments in sv.c for futher details.
2865 -DvdNUMBER=<number> can be used to redefine VDf
2867 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2868 which works properly but gives compiler warnings
2870 Robin Barker 2005-07-14
2874 # define SVf_(n) "-" STRINGIFY(n) "p"
2882 # define SVf32 SVf_(32)
2886 # define SVf256 SVf_(256)
2895 # define VDf STRINGIFY(vdNUMBER) "p"
2905 #ifdef HASATTRIBUTE_FORMAT
2906 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2908 #ifdef HASATTRIBUTE_MALLOC
2909 # define __attribute__malloc__ __attribute__((__malloc__))
2911 #ifdef HASATTRIBUTE_NONNULL
2912 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2914 #ifdef HASATTRIBUTE_NORETURN
2915 # define __attribute__noreturn__ __attribute__((noreturn))
2917 #ifdef HASATTRIBUTE_PURE
2918 # define __attribute__pure__ __attribute__((pure))
2920 #ifdef HASATTRIBUTE_UNUSED
2921 # define __attribute__unused__ __attribute__((unused))
2923 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2924 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2927 /* If we haven't defined the attributes yet, define them to blank. */
2928 #ifndef __attribute__format__
2929 # define __attribute__format__(x,y,z)
2931 #ifndef __attribute__malloc__
2932 # define __attribute__malloc__
2934 #ifndef __attribute__nonnull__
2935 # define __attribute__nonnull__(a)
2937 #ifndef __attribute__noreturn__
2938 # define __attribute__noreturn__
2940 #ifndef __attribute__pure__
2941 # define __attribute__pure__
2943 #ifndef __attribute__unused__
2944 # define __attribute__unused__
2946 #ifndef __attribute__warn_unused_result__
2947 # define __attribute__warn_unused_result__
2950 /* For functions that are marked as __attribute__noreturn__, it's not
2951 appropriate to call return. In either case, include the lint directive.
2953 #ifdef HASATTRIBUTE_NORETURN
2954 # define NORETURN_FUNCTION_END /* NOT REACHED */
2956 # define NORETURN_FUNCTION_END /* NOT REACHED */ return 0
2959 /* Some unistd.h's give a prototype for pause() even though
2960 HAS_PAUSE ends up undefined. This causes the #define
2961 below to be rejected by the compiler. Sigh.
2966 #define Pause() sleep((32767<<16)+32767)
2970 # ifdef IOCPARM_MASK
2971 /* on BSDish systems we're safe */
2972 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2974 # if defined(_IOC_SIZE) && defined(__GLIBC__)
2975 /* on Linux systems we're safe; except when we're not [perl #38223] */
2976 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
2978 /* otherwise guess at what's safe */
2979 # define IOCPARM_LEN(x) 256
2984 #if defined(__CYGWIN__)
2986 * This symbol, if defined, indicates that the program should
2987 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
2988 * that a file is in "binary" mode -- that is, that no translation
2989 * of bytes occurs on read or write operations.
2991 # define USEMYBINMODE /**/
2992 # include <io.h> /* for setmode() prototype */
2993 # define my_binmode(fp, iotype, mode) \
2994 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
2998 void init_os_extras(void);
3001 #ifdef UNION_ANY_DEFINITION
3002 UNION_ANY_DEFINITION;
3010 void (*any_dptr) (void*);
3011 void (*any_dxptr) (pTHX_ void*);
3015 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3017 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3018 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3019 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3021 #if defined(_AIX) && !defined(_AIX43)
3022 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3023 /* We cannot include <crypt.h> to get the struct crypt_data
3024 * because of setkey prototype problems when threading */
3025 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3026 /* From OSF, Not needed in AIX
3034 #endif /* threading */
3037 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3038 # include "iperlsys.h"
3041 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3042 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3043 * defined by Configure, despite their names being similar to the
3044 * other defines like USE_ITHREADS. Configure in fact knows nothing
3045 * about the randomised hashes. Therefore to enable/disable the hash
3046 * randomisation defines use the Configure -Accflags=... instead. */
3047 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3048 # define USE_HASH_SEED
3058 #include "opnames.h"
3065 #include "warnings.h"
3068 /* Current curly descriptor */
3069 typedef struct curcur CURCUR;
3071 int parenfloor; /* how far back to strip paren data */
3072 int cur; /* how many instances of scan we've matched */
3073 int min; /* the minimal number of scans to match */
3074 int max; /* the maximal number of scans to match */
3075 int minmod; /* whether to work our way up or down */
3076 regnode * scan; /* the thing to match */
3077 regnode * next; /* what has to match after it */
3078 char * lastloc; /* where we started matching this scan */
3079 CURCUR * oldcc; /* current curly before we started this one */
3082 typedef struct _sublex_info SUBLEXINFO;
3083 struct _sublex_info {
3084 I32 super_state; /* lexer state to save */
3085 I32 sub_inwhat; /* "lex_inwhat" to use */
3086 OP *sub_op; /* "lex_op" to use */
3087 char *super_bufptr; /* PL_bufptr that was */
3088 char *super_bufend; /* PL_bufend that was */
3091 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3093 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3094 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3096 typedef I32 CHECKPOINT;
3098 /* Keep next first in this structure, because sv_free_arenas take
3099 advantage of this to share code between the pte arenas and the SV
3101 struct ptr_tbl_ent {
3102 struct ptr_tbl_ent* next;
3108 struct ptr_tbl_ent** tbl_ary;
3113 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3117 #if defined(htonl) && !defined(HAS_HTONL)
3120 #if defined(htons) && !defined(HAS_HTONS)
3123 #if defined(ntohl) && !defined(HAS_NTOHL)
3126 #if defined(ntohs) && !defined(HAS_NTOHS)
3130 #if (BYTEORDER & 0xffff) != 0x4321
3136 #define htons my_swap
3137 #define htonl my_htonl
3138 #define ntohs my_swap
3139 #define ntohl my_ntohl
3142 #if (BYTEORDER & 0xffff) == 0x4321
3151 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3154 #if BYTEORDER != 0x1234
3159 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3160 # define vtohl(x) ((((x)&0xFF)<<24) \
3162 +(((x)&0x0000FF00)<<8) \
3163 +(((x)&0x00FF0000)>>8) )
3164 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3165 # define htovl(x) vtohl(x)
3166 # define htovs(x) vtohs(x)
3168 /* otherwise default to functions in util.c */
3170 short htovs(short n);
3171 short vtohs(short n);
3177 /* *MAX Plus 1. A floating point value.
3178 Hopefully expressed in a way that dodgy floating point can't mess up.
3179 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3181 May find that some broken compiler will want the value cast to I32.
3182 [after the shift, as signed >> may not be as secure as unsigned >>]
3184 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3185 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3186 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3187 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3188 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3190 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3192 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3193 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3194 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3196 /* This may look like unnecessary jumping through hoops, but converting
3197 out of range floating point values to integers *is* undefined behaviour,
3198 and it is starting to bite.
3201 #define I_32(what) (cast_i32((NV)(what)))
3202 #define U_32(what) (cast_ulong((NV)(what)))
3203 #define I_V(what) (cast_iv((NV)(what)))
3204 #define U_V(what) (cast_uv((NV)(what)))
3206 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3207 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3208 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3209 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3210 : ((n) < U32_MAX_P1 ? (U32) (n) \
3211 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3212 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3213 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3214 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3215 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3216 : ((n) < UV_MAX_P1 ? (UV) (n) \
3217 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3220 #define U_S(what) ((U16)U_32(what))
3221 #define U_I(what) ((unsigned int)U_32(what))
3222 #define U_L(what) U_32(what)
3224 /* These do not care about the fractional part, only about the range. */
3225 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3226 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3228 /* Used with UV/IV arguments: */
3229 /* XXXX: need to speed it up */
3230 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3231 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3238 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3239 Uid_t getuid (void);
3240 Uid_t geteuid (void);
3241 Gid_t getgid (void);
3242 Gid_t getegid (void);
3246 #ifndef Perl_debug_log
3247 # define Perl_debug_log PerlIO_stderr()
3250 #ifndef Perl_error_log
3251 # define Perl_error_log (PL_stderrgv \
3252 && isGV(PL_stderrgv) \
3253 && GvIOp(PL_stderrgv) \
3254 && IoOFP(GvIOp(PL_stderrgv)) \
3255 ? IoOFP(GvIOp(PL_stderrgv)) \
3260 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3261 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3262 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3263 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3264 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3265 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3266 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3267 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3268 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3269 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3270 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3271 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3273 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3274 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3275 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3276 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3277 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3278 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3279 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3280 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3281 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3282 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3283 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3284 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3286 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3287 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3288 that something was done? */
3290 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3291 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3292 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3293 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3294 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3295 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3296 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3297 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3298 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3299 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3300 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3301 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3302 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3303 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3304 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3305 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3306 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3307 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3308 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3309 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3310 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3311 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3312 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3313 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3317 # define DEBUG_p_TEST DEBUG_p_TEST_
3318 # define DEBUG_s_TEST DEBUG_s_TEST_
3319 # define DEBUG_l_TEST DEBUG_l_TEST_
3320 # define DEBUG_t_TEST DEBUG_t_TEST_
3321 # define DEBUG_o_TEST DEBUG_o_TEST_
3322 # define DEBUG_c_TEST DEBUG_c_TEST_
3323 # define DEBUG_P_TEST DEBUG_P_TEST_
3324 # define DEBUG_m_TEST DEBUG_m_TEST_
3325 # define DEBUG_f_TEST DEBUG_f_TEST_
3326 # define DEBUG_r_TEST DEBUG_r_TEST_
3327 # define DEBUG_x_TEST DEBUG_x_TEST_
3328 # define DEBUG_u_TEST DEBUG_u_TEST_
3329 # define DEBUG_H_TEST DEBUG_H_TEST_
3330 # define DEBUG_X_TEST DEBUG_X_TEST_
3331 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3332 # define DEBUG_D_TEST DEBUG_D_TEST_
3333 # define DEBUG_S_TEST DEBUG_S_TEST_
3334 # define DEBUG_T_TEST DEBUG_T_TEST_
3335 # define DEBUG_R_TEST DEBUG_R_TEST_
3336 # define DEBUG_J_TEST DEBUG_J_TEST_
3337 # define DEBUG_v_TEST DEBUG_v_TEST_
3338 # define DEBUG_C_TEST DEBUG_C_TEST_
3339 # define DEBUG_A_TEST DEBUG_A_TEST_
3340 # define DEBUG_q_TEST DEBUG_q_TEST_
3342 # define PERL_DEB(a) a
3343 # define PERL_DEBUG(a) if (PL_debug) a
3344 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3345 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3346 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3347 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3348 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3349 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3350 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3352 /* Temporarily turn off memory debugging in case the a
3353 * does memory allocation, either directly or indirectly. */
3354 # define DEBUG_m(a) \
3356 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3359 # define DEBUG__(t, a) \
3361 if (t) STMT_START {a;} STMT_END; \
3364 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3365 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3366 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3367 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3368 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3369 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3370 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3371 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3375 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3376 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3377 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3378 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3379 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3380 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3382 #else /* DEBUGGING */
3384 # define DEBUG_p_TEST (0)
3385 # define DEBUG_s_TEST (0)
3386 # define DEBUG_l_TEST (0)
3387 # define DEBUG_t_TEST (0)
3388 # define DEBUG_o_TEST (0)
3389 # define DEBUG_c_TEST (0)
3390 # define DEBUG_P_TEST (0)
3391 # define DEBUG_m_TEST (0)
3392 # define DEBUG_f_TEST (0)
3393 # define DEBUG_r_TEST (0)
3394 # define DEBUG_x_TEST (0)
3395 # define DEBUG_u_TEST (0)
3396 # define DEBUG_H_TEST (0)
3397 # define DEBUG_X_TEST (0)
3398 # define DEBUG_Xv_TEST (0)
3399 # define DEBUG_D_TEST (0)
3400 # define DEBUG_S_TEST (0)
3401 # define DEBUG_T_TEST (0)
3402 # define DEBUG_R_TEST (0)
3403 # define DEBUG_J_TEST (0)
3404 # define DEBUG_v_TEST (0)
3405 # define DEBUG_C_TEST (0)
3406 # define DEBUG_A_TEST (0)
3407 # define DEBUG_q_TEST (0)
3409 # define PERL_DEB(a)
3410 # define PERL_DEBUG(a)
3425 # define DEBUG_Xv(a)
3434 #endif /* DEBUGGING */
3437 #define DEBUG_SCOPE(where) \
3438 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3439 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3444 /* These constants should be used in preference to raw characters
3445 * when using magic. Note that some perl guts still assume
3446 * certain character properties of these constants, namely that
3447 * isUPPER() and toLOWER() may do useful mappings.
3449 * Update the magic_names table in dump.c when adding/amending these
3452 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3453 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3454 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3455 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3456 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3457 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3459 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3460 #define PERL_MAGIC_env 'E' /* %ENV hash */
3461 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3462 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3463 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3464 #define PERL_MAGIC_isa 'I' /* @ISA array */
3465 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3466 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3467 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3468 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3469 #define PERL_MAGIC_mutex 'm' /* for lock op */
3470 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3471 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3472 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3473 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3474 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3475 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3476 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3477 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3478 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3479 #define PERL_MAGIC_taint 't' /* Taintedness */
3480 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3481 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3482 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3483 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3484 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3485 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3486 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3487 smart parameter vivification */
3488 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
3489 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3490 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3491 #define PERL_MAGIC_backref '<' /* for weak ref data */
3492 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3493 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3494 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3495 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3498 #ifndef assert /* <assert.h> might have been included somehow */
3499 #define assert(what) PERL_DEB( \
3500 ((what) ? ((void) 0) : \
3501 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3502 "\", line %d", STRINGIFY(what), __LINE__), \
3507 I32 (*uf_val)(pTHX_ IV, SV*);
3508 I32 (*uf_set)(pTHX_ IV, SV*);
3512 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3513 * XS code wanting to be backward compatible can do something
3514 * like the following:
3516 #ifndef PERL_MG_UFUNC
3517 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3520 static PERL_MG_UFUNC(foo_get, index, val)
3530 #ifndef PERL_MG_UFUNC
3531 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3534 /* Fix these up for __STDC__ */
3535 #ifndef DONT_DECLARE_STD
3536 char *mktemp (char*);
3538 double atof (const char*);
3543 /* All of these are in stdlib.h or time.h for ANSI C */
3545 struct tm *gmtime(), *localtime();
3546 #if defined(OEMVS) || defined(__OPEN_VM)
3547 char *(strchr)(), *(strrchr)();
3548 char *(strcpy)(), *(strcat)();
3550 char *strchr(), *strrchr();
3551 char *strcpy(), *strcat();
3553 #endif /* ! STANDARD_C */
3560 double exp (double);
3561 double log (double);
3562 double log10 (double);
3563 double sqrt (double);
3564 double frexp (double,int*);
3565 double ldexp (double,int);
3566 double modf (double,double*);
3567 double sin (double);
3568 double cos (double);
3569 double atan2 (double,double);
3570 double pow (double,double);
3574 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3575 # define NV_INF LDBL_INFINITY
3577 #if !defined(NV_INF) && defined(DBL_INFINITY)
3578 # define NV_INF (NV)DBL_INFINITY
3580 #if !defined(NV_INF) && defined(INFINITY)
3581 # define NV_INF (NV)INFINITY
3583 #if !defined(NV_INF) && defined(INF)
3584 # define NV_INF (NV)INF
3586 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3587 # define NV_INF (NV)HUGE_VALL
3589 #if !defined(NV_INF) && defined(HUGE_VAL)
3590 # define NV_INF (NV)HUGE_VAL
3593 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3594 # if !defined(NV_NAN) && defined(LDBL_NAN)
3595 # define NV_NAN LDBL_NAN
3597 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3598 # define NV_NAN LDBL_QNAN
3600 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3601 # define NV_NAN LDBL_SNAN
3604 #if !defined(NV_NAN) && defined(DBL_NAN)
3605 # define NV_NAN (NV)DBL_NAN
3607 #if !defined(NV_NAN) && defined(DBL_QNAN)
3608 # define NV_NAN (NV)DBL_QNAN
3610 #if !defined(NV_NAN) && defined(DBL_SNAN)
3611 # define NV_NAN (NV)DBL_SNAN
3613 #if !defined(NV_NAN) && defined(QNAN)
3614 # define NV_NAN (NV)QNAN
3616 #if !defined(NV_NAN) && defined(SNAN)
3617 # define NV_NAN (NV)SNAN
3619 #if !defined(NV_NAN) && defined(NAN)
3620 # define NV_NAN (NV)NAN
3624 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3625 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3627 # if !defined(WIN32) && !defined(VMS)
3629 char *crypt (const char*, const char*);
3631 # endif /* !WIN32 */
3632 # endif /* !NeXT && !__NeXT__ */
3633 # ifndef DONT_DECLARE_STD
3635 char *getenv (const char*);
3636 # endif /* !getenv */
3637 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3638 # ifdef _FILE_OFFSET_BITS
3639 # if _FILE_OFFSET_BITS == 64
3640 Off_t lseek (int,Off_t,int);
3644 # endif /* !DONT_DECLARE_STD */
3646 char *getlogin (void);
3648 #endif /* !__cplusplus */
3650 /* Fixme on VMS. This needs to be a run-time, not build time options */
3651 /* Also rename() is affected by this */
3652 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3653 #define UNLINK unlnk
3654 I32 unlnk (pTHX_ const char*);
3656 #define UNLINK PerlLIO_unlink
3659 /* some versions of glibc are missing the setresuid() proto */
3660 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3661 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3663 /* some versions of glibc are missing the setresgid() proto */
3664 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3665 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3668 #ifndef HAS_SETREUID
3669 # ifdef HAS_SETRESUID
3670 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3671 # define HAS_SETREUID
3674 #ifndef HAS_SETREGID
3675 # ifdef HAS_SETRESGID
3676 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3677 # define HAS_SETREGID
3681 /* Sighandler_t defined in iperlsys.h */
3683 #ifdef HAS_SIGACTION
3684 typedef struct sigaction Sigsave_t;
3686 typedef Sighandler_t Sigsave_t;
3697 # define RUNOPS_DEFAULT Perl_runops_debug
3699 # define RUNOPS_DEFAULT Perl_runops_standard
3703 # ifdef MUTEX_INIT_CALLS_MALLOC
3704 # define MALLOC_INIT \
3706 PL_malloc_mutex = NULL; \
3707 MUTEX_INIT(&PL_malloc_mutex); \
3709 # define MALLOC_TERM \
3711 perl_mutex tmp = PL_malloc_mutex; \
3712 PL_malloc_mutex = NULL; \
3713 MUTEX_DESTROY(&tmp); \
3716 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3717 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3720 # define MALLOC_INIT
3721 # define MALLOC_TERM
3724 #if defined(PERL_IMPLICIT_CONTEXT)
3726 struct perl_memory_debug_header;
3727 struct perl_memory_debug_header {
3732 struct perl_memory_debug_header *prev;
3733 struct perl_memory_debug_header *next;
3736 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3737 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3738 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3742 #ifdef PERL_TRACK_MEMPOOL
3743 # define INIT_TRACK_MEMPOOL(header, interp) \
3745 (header).interpreter = (interp); \
3746 (header).prev = (header).next = &(header); \
3749 # define INIT_TRACK_MEMPOOL(header, interp)
3753 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3754 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3755 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3756 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3758 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3759 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3761 /* NeXT has problems with crt0.o globals */
3762 #if defined(__DYNAMIC__) && \
3763 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3764 # if defined(NeXT) || defined(__NeXT)
3765 # include <mach-o/dyld.h>
3766 # define environ (*environ_pointer)
3767 EXT char *** environ_pointer;
3769 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3770 # include <crt_externs.h> /* for the env array */
3771 # define environ (*_NSGetEnviron())
3775 /* VMS and some other platforms don't use the environ array */
3776 # ifdef USE_ENVIRON_ARRAY
3777 # if !defined(DONT_DECLARE_STD) || \
3778 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3781 extern char ** environ; /* environment variables supplied via exec */
3788 /* handy constants */
3789 EXTCONST char PL_warn_uninit[]
3790 INIT("Use of uninitialized value%s%s%s");
3791 EXTCONST char PL_warn_nosemi[]
3792 INIT("Semicolon seems to be missing");
3793 EXTCONST char PL_warn_reserved[]
3794 INIT("Unquoted string \"%s\" may clash with future reserved word");
3795 EXTCONST char PL_warn_nl[]
3796 INIT("Unsuccessful %s on filename containing newline");
3797 EXTCONST char PL_no_wrongref[]
3798 INIT("Can't use %s ref as %s ref");
3799 EXTCONST char PL_no_symref[]
3800 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3801 EXTCONST char PL_no_symref_sv[]
3802 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3803 EXTCONST char PL_no_usym[]
3804 INIT("Can't use an undefined value as %s reference");
3805 EXTCONST char PL_no_aelem[]
3806 INIT("Modification of non-creatable array value attempted, subscript %d");
3807 EXTCONST char PL_no_helem_sv[]
3808 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3809 EXTCONST char PL_no_modify[]
3810 INIT("Modification of a read-only value attempted");
3811 EXTCONST char PL_no_mem[]
3812 INIT("Out of memory!\n");
3813 EXTCONST char PL_no_security[]
3814 INIT("Insecure dependency in %s%s");
3815 EXTCONST char PL_no_sock_func[]
3816 INIT("Unsupported socket function \"%s\" called");
3817 EXTCONST char PL_no_dir_func[]
3818 INIT("Unsupported directory function \"%s\" called");
3819 EXTCONST char PL_no_func[]
3820 INIT("The %s function is unimplemented");
3821 EXTCONST char PL_no_myglob[]
3822 INIT("\"my\" variable %s can't be in a package");
3823 EXTCONST char PL_no_localize_ref[]
3824 INIT("Can't localize through a reference");
3825 EXTCONST char PL_memory_wrap[]
3826 INIT("panic: memory wrap");
3828 EXTCONST char PL_uuemap[65]
3829 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3833 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3834 EXTCONST int PL_sig_num[] = { SIG_NUM };
3836 EXTCONST char* const PL_sig_name[];
3837 EXTCONST int PL_sig_num[];
3840 /* fast conversion and case folding tables */
3844 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3845 0, 1, 2, 3, 4, 5, 6, 7,
3846 8, 9, 10, 11, 12, 13, 14, 15,
3847 16, 17, 18, 19, 20, 21, 22, 23,
3848 24, 25, 26, 27, 28, 29, 30, 31,
3849 32, 33, 34, 35, 36, 37, 38, 39,
3850 40, 41, 42, 43, 44, 45, 46, 47,
3851 48, 49, 50, 51, 52, 53, 54, 55,
3852 56, 57, 58, 59, 60, 61, 62, 63,
3853 64, 65, 66, 67, 68, 69, 70, 71,
3854 72, 73, 74, 75, 76, 77, 78, 79,
3855 80, 81, 82, 83, 84, 85, 86, 87,
3856 88, 89, 90, 91, 92, 93, 94, 95,
3857 96, 97, 98, 99, 100, 101, 102, 103,
3858 104, 105, 106, 107, 108, 109, 110, 111,
3859 112, 113, 114, 115, 116, 117, 118, 119,
3860 120, 121, 122, 123, 124, 125, 126, 127,
3861 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3862 'H', 'I', 138, 139, 140, 141, 142, 143,
3863 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3864 'Q', 'R', 154, 155, 156, 157, 158, 159,
3865 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3866 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3867 176, 177, 178, 179, 180, 181, 182, 183,
3868 184, 185, 186, 187, 188, 189, 190, 191,
3869 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3870 'h', 'i', 202, 203, 204, 205, 206, 207,
3871 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3872 'q', 'r', 218, 219, 220, 221, 222, 223,
3873 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3874 'y', 'z', 234, 235, 236, 237, 238, 239,
3875 240, 241, 242, 243, 244, 245, 246, 247,
3876 248, 249, 250, 251, 252, 253, 254, 255
3878 #else /* ascii rather than ebcdic */
3879 EXTCONST unsigned char PL_fold[] = {
3880 0, 1, 2, 3, 4, 5, 6, 7,
3881 8, 9, 10, 11, 12, 13, 14, 15,
3882 16, 17, 18, 19, 20, 21, 22, 23,
3883 24, 25, 26, 27, 28, 29, 30, 31,
3884 32, 33, 34, 35, 36, 37, 38, 39,
3885 40, 41, 42, 43, 44, 45, 46, 47,
3886 48, 49, 50, 51, 52, 53, 54, 55,
3887 56, 57, 58, 59, 60, 61, 62, 63,
3888 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3889 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3890 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3891 'x', 'y', 'z', 91, 92, 93, 94, 95,
3892 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3893 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3894 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3895 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3896 128, 129, 130, 131, 132, 133, 134, 135,
3897 136, 137, 138, 139, 140, 141, 142, 143,
3898 144, 145, 146, 147, 148, 149, 150, 151,
3899 152, 153, 154, 155, 156, 157, 158, 159,
3900 160, 161, 162, 163, 164, 165, 166, 167,
3901 168, 169, 170, 171, 172, 173, 174, 175,
3902 176, 177, 178, 179, 180, 181, 182, 183,
3903 184, 185, 186, 187, 188, 189, 190, 191,
3904 192, 193, 194, 195, 196, 197, 198, 199,
3905 200, 201, 202, 203, 204, 205, 206, 207,
3906 208, 209, 210, 211, 212, 213, 214, 215,
3907 216, 217, 218, 219, 220, 221, 222, 223,
3908 224, 225, 226, 227, 228, 229, 230, 231,
3909 232, 233, 234, 235, 236, 237, 238, 239,
3910 240, 241, 242, 243, 244, 245, 246, 247,
3911 248, 249, 250, 251, 252, 253, 254, 255
3913 #endif /* !EBCDIC */
3915 EXTCONST unsigned char PL_fold[];
3918 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3920 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3921 0, 1, 2, 3, 4, 5, 6, 7,
3922 8, 9, 10, 11, 12, 13, 14, 15,
3923 16, 17, 18, 19, 20, 21, 22, 23,
3924 24, 25, 26, 27, 28, 29, 30, 31,
3925 32, 33, 34, 35, 36, 37, 38, 39,
3926 40, 41, 42, 43, 44, 45, 46, 47,
3927 48, 49, 50, 51, 52, 53, 54, 55,
3928 56, 57, 58, 59, 60, 61, 62, 63,
3929 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3930 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3931 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3932 'x', 'y', 'z', 91, 92, 93, 94, 95,
3933 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3934 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3935 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3936 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3937 128, 129, 130, 131, 132, 133, 134, 135,
3938 136, 137, 138, 139, 140, 141, 142, 143,
3939 144, 145, 146, 147, 148, 149, 150, 151,
3940 152, 153, 154, 155, 156, 157, 158, 159,
3941 160, 161, 162, 163, 164, 165, 166, 167,
3942 168, 169, 170, 171, 172, 173, 174, 175,
3943 176, 177, 178, 179, 180, 181, 182, 183,
3944 184, 185, 186, 187, 188, 189, 190, 191,
3945 192, 193, 194, 195, 196, 197, 198, 199,
3946 200, 201, 202, 203, 204, 205, 206, 207,
3947 208, 209, 210, 211, 212, 213, 214, 215,
3948 216, 217, 218, 219, 220, 221, 222, 223,
3949 224, 225, 226, 227, 228, 229, 230, 231,
3950 232, 233, 234, 235, 236, 237, 238, 239,
3951 240, 241, 242, 243, 244, 245, 246, 247,
3952 248, 249, 250, 251, 252, 253, 254, 255
3955 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
3957 #endif /* !PERL_GLOBAL_STRUCT */
3961 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3962 1, 2, 84, 151, 154, 155, 156, 157,
3963 165, 246, 250, 3, 158, 7, 18, 29,
3964 40, 51, 62, 73, 85, 96, 107, 118,
3965 129, 140, 147, 148, 149, 150, 152, 153,
3966 255, 6, 8, 9, 10, 11, 12, 13,
3967 14, 15, 24, 25, 26, 27, 28, 226,
3968 29, 30, 31, 32, 33, 43, 44, 45,
3969 46, 47, 48, 49, 50, 76, 77, 78,
3970 79, 80, 81, 82, 83, 84, 85, 86,
3971 87, 94, 95, 234, 181, 233, 187, 190,
3972 180, 96, 97, 98, 99, 100, 101, 102,
3973 104, 112, 182, 174, 236, 232, 229, 103,
3974 228, 226, 114, 115, 116, 117, 118, 119,
3975 120, 121, 122, 235, 176, 230, 194, 162,
3976 130, 131, 132, 133, 134, 135, 136, 137,
3977 138, 139, 201, 205, 163, 217, 220, 224,
3978 5, 248, 227, 244, 242, 255, 241, 231,
3979 240, 253, 16, 197, 19, 20, 21, 187,
3980 23, 169, 210, 245, 237, 249, 247, 239,
3981 168, 252, 34, 196, 36, 37, 38, 39,
3982 41, 42, 251, 254, 238, 223, 221, 213,
3983 225, 177, 52, 53, 54, 55, 56, 57,
3984 58, 59, 60, 61, 63, 64, 65, 66,
3985 67, 68, 69, 70, 71, 72, 74, 75,
3986 205, 208, 186, 202, 200, 218, 198, 179,
3987 178, 214, 88, 89, 90, 91, 92, 93,
3988 217, 166, 170, 207, 199, 209, 206, 204,
3989 160, 212, 105, 106, 108, 109, 110, 111,
3990 203, 113, 216, 215, 192, 175, 193, 243,
3991 172, 161, 123, 124, 125, 126, 127, 128,
3992 222, 219, 211, 195, 188, 193, 185, 184,
3993 191, 183, 141, 142, 143, 144, 145, 146
3995 #else /* ascii rather than ebcdic */
3996 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
3997 1, 2, 84, 151, 154, 155, 156, 157,
3998 165, 246, 250, 3, 158, 7, 18, 29,
3999 40, 51, 62, 73, 85, 96, 107, 118,
4000 129, 140, 147, 148, 149, 150, 152, 153,
4001 255, 182, 224, 205, 174, 176, 180, 217,
4002 233, 232, 236, 187, 235, 228, 234, 226,
4003 222, 219, 211, 195, 188, 193, 185, 184,
4004 191, 183, 201, 229, 181, 220, 194, 162,
4005 163, 208, 186, 202, 200, 218, 198, 179,
4006 178, 214, 166, 170, 207, 199, 209, 206,
4007 204, 160, 212, 216, 215, 192, 175, 173,
4008 243, 172, 161, 190, 203, 189, 164, 230,
4009 167, 248, 227, 244, 242, 255, 241, 231,
4010 240, 253, 169, 210, 245, 237, 249, 247,
4011 239, 168, 252, 251, 254, 238, 223, 221,
4012 213, 225, 177, 197, 171, 196, 159, 4,
4013 5, 6, 8, 9, 10, 11, 12, 13,
4014 14, 15, 16, 17, 19, 20, 21, 22,
4015 23, 24, 25, 26, 27, 28, 30, 31,
4016 32, 33, 34, 35, 36, 37, 38, 39,
4017 41, 42, 43, 44, 45, 46, 47, 48,
4018 49, 50, 52, 53, 54, 55, 56, 57,
4019 58, 59, 60, 61, 63, 64, 65, 66,
4020 67, 68, 69, 70, 71, 72, 74, 75,
4021 76, 77, 78, 79, 80, 81, 82, 83,
4022 86, 87, 88, 89, 90, 91, 92, 93,
4023 94, 95, 97, 98, 99, 100, 101, 102,
4024 103, 104, 105, 106, 108, 109, 110, 111,
4025 112, 113, 114, 115, 116, 117, 119, 120,
4026 121, 122, 123, 124, 125, 126, 127, 128,
4027 130, 131, 132, 133, 134, 135, 136, 137,
4028 138, 139, 141, 142, 143, 144, 145, 146
4032 EXTCONST unsigned char PL_freq[];
4037 EXTCONST char* const PL_block_type[] = {
4049 EXTCONST char* PL_block_type[];
4055 /*****************************************************************************/
4056 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4057 /*****************************************************************************/
4058 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4061 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4070 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
4071 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
4072 * it's not really needed.
4075 # define YYTOKENTYPE
4079 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4090 XTERMORDORDOR /* evil hack */
4091 /* update exp_name[] in toke.c if adding to this enum */
4094 enum { /* pass one of these to get_vtbl */
4120 want_vtbl_amagicelem,
4129 /* Note: the lowest 8 bits are reserved for
4130 stuffing into op->op_private */
4131 #define HINT_PRIVATE_MASK 0x000000ff
4132 #define HINT_INTEGER 0x00000001 /* integer pragma */
4133 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4134 #define HINT_LOCALE 0x00000004 /* locale pragma */
4135 #define HINT_BYTES 0x00000008 /* bytes pragma */
4136 /* #define HINT_notused10 0x00000010 */
4137 /* Note: 20,40,80 used for NATIVE_HINTS */
4138 /* currently defined by vms/vmsish.h */
4140 #define HINT_BLOCK_SCOPE 0x00000100
4141 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4142 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4144 /* The HINT_NEW_* constants are used by the overload pragma */
4145 #define HINT_NEW_INTEGER 0x00001000
4146 #define HINT_NEW_FLOAT 0x00002000
4147 #define HINT_NEW_BINARY 0x00004000
4148 #define HINT_NEW_STRING 0x00008000
4149 #define HINT_NEW_RE 0x00010000
4150 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4152 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4153 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4155 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4156 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4158 /* assertions pragma */
4159 #define HINT_ASSERTING 0x01000000
4160 #define HINT_ASSERTIONSSEEN 0x02000000
4162 /* The following are stored in $sort::hints, not in PL_hints */
4163 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4164 #define HINT_SORT_QUICKSORT 0x00000001
4165 #define HINT_SORT_MERGESORT 0x00000002
4166 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4168 /* Various states of the input record separator SV (rs) */
4169 #define RsSNARF(sv) (! SvOK(sv))
4170 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4171 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4172 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4174 /* A struct for keeping various DEBUGGING related stuff,
4175 * neatly packed. Currently only scratch variables for
4176 * constructing debug output are included. Needed always,
4177 * not just when DEBUGGING, though, because of the re extension. c*/
4178 struct perl_debug_pad {
4182 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4183 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4184 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4187 /* Enable variables which are pointers to functions */
4188 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4189 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4190 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4191 char* strend, char* strbeg, I32 minend,
4192 SV* screamer, void* data, U32 flags);
4193 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4194 char *strpos, char *strend,
4196 struct re_scream_pos_data_s *d);
4197 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4198 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4200 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4201 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4202 typedef void (*SVFUNC_t) (pTHX_ SV*);
4203 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4204 typedef void (*XSINIT_t) (pTHX);
4205 typedef void (*ATEXIT_t) (pTHX_ void*);
4206 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4208 /* Set up PERLVAR macros for populating structs */
4209 #define PERLVAR(var,type) type var;
4210 #define PERLVARA(var,n,type) type var[n];
4211 #define PERLVARI(var,type,init) type var;
4212 #define PERLVARIC(var,type,init) type var;
4213 #define PERLVARISC(var,init) const char var[sizeof(init)];
4215 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4216 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4218 /* Interpreter exitlist entry */
4219 typedef struct exitlistentry {
4220 void (*fn) (pTHX_ void*);
4222 } PerlExitListEntry;
4224 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4225 /* These have to be before perlvars.h */
4226 #if !defined(HAS_SIGACTION) && defined(VMS)
4227 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4229 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4230 #if defined(KILL_BY_SIGPRC)
4231 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4234 #ifdef PERL_GLOBAL_STRUCT
4236 # include "perlvars.h"
4240 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4241 EXT struct perl_vars PL_Vars;
4242 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4243 # undef PERL_GET_VARS
4244 # define PERL_GET_VARS() PL_VarsPtr
4245 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4246 # else /* PERL_CORE */
4247 # if !defined(__GNUC__) || !defined(WIN32)
4250 struct perl_vars *PL_VarsPtr;
4251 # define PL_Vars (*((PL_VarsPtr) \
4252 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4253 # endif /* PERL_CORE */
4254 #endif /* PERL_GLOBAL_STRUCT */
4256 #if defined(MULTIPLICITY)
4257 /* If we have multiple interpreters define a struct
4258 holding variables which must be per-interpreter
4259 If we don't have threads anything that would have
4260 be per-thread is per-interpreter.
4263 struct interpreter {
4264 # include "thrdvar.h"
4265 # include "intrpvar.h"
4267 * The following is a buffer where new variables must
4268 * be defined to maintain binary compatibility with previous versions
4270 PERLVARA(object_compatibility,30, char)
4274 struct interpreter {
4277 #endif /* MULTIPLICITY */
4279 typedef void *Thread;
4281 /* Done with PERLVAR macros for now ... */
4288 struct tempsym; /* defined in pp_pack.c */
4293 #ifndef PERL_CALLCONV
4294 # define PERL_CALLCONV
4298 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4299 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4303 /* this has structure inits, so it cannot be included before here */
4306 /* The following must follow proto.h as #defines mess up syntax */
4308 #if !defined(PERL_FOR_X2P)
4309 # include "embedvar.h"
4312 /* Now include all the 'global' variables
4313 * If we don't have threads or multiple interpreters
4314 * these include variables that would have been their struct-s
4317 #define PERLVAR(var,type) EXT type PL_##var;
4318 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4319 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4320 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4321 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4323 #if !defined(MULTIPLICITY)
4325 # include "intrpvar.h"
4326 # include "thrdvar.h"
4331 /* Now all the config stuff is setup we can include embed.h */
4335 #ifndef PERL_GLOBAL_STRUCT
4338 # include "perlvars.h"
4351 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXT MGVTBL var = {a,b,c,d,e,f,g}
4352 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXT MGVTBL var = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g} /* Like MGVTBL_SET but with the get magic having a const MG* */
4354 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXT MGVTBL var
4355 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXT MGVTBL var
4360 MEMBER_TO_FPTR(Perl_magic_get),
4361 MEMBER_TO_FPTR(Perl_magic_set),
4362 MEMBER_TO_FPTR(Perl_magic_len),
4372 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4374 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4383 MEMBER_TO_FPTR(Perl_magic_setenv),
4385 MEMBER_TO_FPTR(Perl_magic_clearenv),
4405 NULL, NULL, NULL, NULL, NULL, NULL, NULL
4411 MEMBER_TO_FPTR(Perl_magic_getsig),
4412 MEMBER_TO_FPTR(Perl_magic_setsig),
4414 MEMBER_TO_FPTR(Perl_magic_clearsig),
4425 MEMBER_TO_FPTR(Perl_magic_sizepack),
4426 MEMBER_TO_FPTR(Perl_magic_wipepack),
4434 MEMBER_TO_FPTR(Perl_magic_getpack),
4435 MEMBER_TO_FPTR(Perl_magic_setpack),
4437 MEMBER_TO_FPTR(Perl_magic_clearpack),
4446 MEMBER_TO_FPTR(Perl_magic_setdbline),
4457 MEMBER_TO_FPTR(Perl_magic_setisa),
4459 MEMBER_TO_FPTR(Perl_magic_setisa),
4468 MEMBER_TO_FPTR(Perl_magic_setisa),
4476 MGVTBL_SET_CONST_MAGIC_GET(
4478 MEMBER_TO_FPTR(Perl_magic_getarylen),
4479 MEMBER_TO_FPTR(Perl_magic_setarylen),
4493 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4500 MEMBER_TO_FPTR(Perl_magic_getglob),
4501 MEMBER_TO_FPTR(Perl_magic_setglob),
4512 MEMBER_TO_FPTR(Perl_magic_setmglob),
4522 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4523 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4533 MEMBER_TO_FPTR(Perl_magic_gettaint),
4534 MEMBER_TO_FPTR(Perl_magic_settaint),
4544 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4545 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4555 MEMBER_TO_FPTR(Perl_magic_getvec),
4556 MEMBER_TO_FPTR(Perl_magic_setvec),
4566 MEMBER_TO_FPTR(Perl_magic_getpos),
4567 MEMBER_TO_FPTR(Perl_magic_setpos),
4578 MEMBER_TO_FPTR(Perl_magic_setbm),
4589 MEMBER_TO_FPTR(Perl_magic_setfm),
4599 MEMBER_TO_FPTR(Perl_magic_getuvar),
4600 MEMBER_TO_FPTR(Perl_magic_setuvar),
4610 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4611 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4622 MEMBER_TO_FPTR(Perl_magic_setregexp),
4625 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4634 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4643 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4644 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4655 MEMBER_TO_FPTR(Perl_magic_setamagic),
4658 MEMBER_TO_FPTR(Perl_magic_setamagic),
4666 MEMBER_TO_FPTR(Perl_magic_setamagic),
4669 MEMBER_TO_FPTR(Perl_magic_setamagic),
4680 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4691 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4699 MEMBER_TO_FPTR(Perl_magic_setutf8),
4706 #ifdef USE_LOCALE_COLLATE
4710 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4721 fallback_amg, abs_amg,
4722 bool__amg, nomethod_amg,
4723 string_amg, numer_amg,
4724 add_amg, add_ass_amg,
4725 subtr_amg, subtr_ass_amg,
4726 mult_amg, mult_ass_amg,
4727 div_amg, div_ass_amg,
4728 modulo_amg, modulo_ass_amg,
4729 pow_amg, pow_ass_amg,
4730 lshift_amg, lshift_ass_amg,
4731 rshift_amg, rshift_ass_amg,
4732 band_amg, band_ass_amg,
4733 bor_amg, bor_ass_amg,
4734 bxor_amg, bxor_ass_amg,
4747 repeat_amg, repeat_ass_amg,
4748 concat_amg, concat_ass_amg,
4750 to_sv_amg, to_av_amg,
4751 to_hv_amg, to_gv_amg,
4752 to_cv_amg, iter_amg,
4755 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4758 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4761 #define NofAMmeth max_amg_code
4762 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4765 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4766 /* Names kept in the symbol table. fallback => "()", the rest has
4767 "(" prepended. The only other place in perl which knows about
4768 this convention is AMG_id2name (used for debugging output and
4769 'nomethod' only), the only other place which has it hardwired is
4771 "()", "(abs", /* "fallback" should be the first. */
4772 "(bool", "(nomethod",
4807 EXTCONST char * PL_AMG_names[NofAMmeth];
4808 #endif /* def INITAMAGIC */
4816 CV* table[NofAMmeth];
4819 struct am_table_short {
4824 typedef struct am_table AMT;
4825 typedef struct am_table_short AMTS;
4827 #define AMGfallNEVER 1
4829 #define AMGfallYES 3
4831 #define AMTf_AMAGIC 1
4832 #define AMTf_OVERLOADED 2
4833 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4834 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4835 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4836 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4837 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4838 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4840 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4843 * some compilers like to redefine cos et alia as faster
4844 * (and less accurate?) versions called F_cos et cetera (Quidquid
4845 * latine dictum sit, altum viditur.) This trick collides with
4846 * the Perl overloading (amg). The following #defines fool both.
4851 # define F_atan2_amg atan2_amg
4854 # define F_cos_amg cos_amg
4857 # define F_exp_amg exp_amg
4860 # define F_log_amg log_amg
4863 # define F_pow_amg pow_amg
4866 # define F_sin_amg sin_amg
4869 # define F_sqrt_amg sqrt_amg
4871 #endif /* _FASTMATH */
4873 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4874 PERLDBf_NOOPT | PERLDBf_INTER | \
4875 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4876 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4877 /* No _NONAME, _GOTO, _ASSERTION */
4878 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4879 #define PERLDBf_LINE 0x02 /* Keep line # */
4880 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4881 #define PERLDBf_INTER 0x08 /* Preserve more data for
4882 later inspections */
4883 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4884 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4885 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4886 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4887 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4888 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4889 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4891 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4892 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4893 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4894 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4895 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4896 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4897 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4898 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4899 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4900 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4901 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4903 #ifdef USE_LOCALE_NUMERIC
4905 #define SET_NUMERIC_STANDARD() \
4906 set_numeric_standard();
4908 #define SET_NUMERIC_LOCAL() \
4909 set_numeric_local();
4911 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
4912 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4915 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4917 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4918 bool was_local = PL_numeric_local && IN_LOCALE; \
4919 if (was_local) SET_NUMERIC_STANDARD();
4921 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4922 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4923 if (was_standard) SET_NUMERIC_LOCAL();
4925 #define RESTORE_NUMERIC_LOCAL() \
4926 if (was_local) SET_NUMERIC_LOCAL();
4928 #define RESTORE_NUMERIC_STANDARD() \
4929 if (was_standard) SET_NUMERIC_STANDARD();
4931 #define Atof my_atof
4933 #else /* !USE_LOCALE_NUMERIC */
4935 #define SET_NUMERIC_STANDARD() /**/
4936 #define SET_NUMERIC_LOCAL() /**/
4937 #define IS_NUMERIC_RADIX(a, b) (0)
4938 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4939 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
4940 #define RESTORE_NUMERIC_LOCAL() /**/
4941 #define RESTORE_NUMERIC_STANDARD() /**/
4942 #define Atof my_atof
4943 #define IN_LOCALE_RUNTIME 0
4945 #endif /* !USE_LOCALE_NUMERIC */
4947 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4949 # define strtoll __strtoll /* secret handshake */
4952 # define strtoll _strtoi64 /* secret handshake */
4954 # if !defined(Strtol) && defined(HAS_STRTOLL)
4955 # define Strtol strtoll
4957 # if !defined(Strtol) && defined(HAS_STRTOQ)
4958 # define Strtol strtoq
4960 /* is there atoq() anywhere? */
4962 #if !defined(Strtol) && defined(HAS_STRTOL)
4963 # define Strtol strtol
4966 /* It would be more fashionable to use Strtol() to define atol()
4967 * (as is done for Atoul(), see below) but for backward compatibility
4968 * we just assume atol(). */
4969 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
4971 # define atoll _atoi64 /* secret handshake */
4979 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4981 # define strtoull __strtoull /* secret handshake */
4984 # define strtoull _strtoui64 /* secret handshake */
4986 # if !defined(Strtoul) && defined(HAS_STRTOULL)
4987 # define Strtoul strtoull
4989 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
4990 # define Strtoul strtouq
4992 /* is there atouq() anywhere? */
4994 #if !defined(Strtoul) && defined(HAS_STRTOUL)
4995 # define Strtoul strtoul
4997 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
4998 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5001 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
5005 /* if these never got defined, they need defaults */
5006 #ifndef PERL_SET_CONTEXT
5007 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5010 #ifndef PERL_GET_CONTEXT
5011 # define PERL_GET_CONTEXT PERL_GET_INTERP
5014 #ifndef PERL_GET_THX
5015 # define PERL_GET_THX ((void*)NULL)
5018 #ifndef PERL_SET_THX
5019 # define PERL_SET_THX(t) NOOP
5022 #ifndef PERL_SCRIPT_MODE
5023 #define PERL_SCRIPT_MODE "r"
5027 * Some operating systems are stingy with stack allocation,
5028 * so perl may have to guard against stack overflow.
5030 #ifndef PERL_STACK_OVERFLOW_CHECK
5031 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5035 * Some nonpreemptive operating systems find it convenient to
5036 * check for asynchronous conditions after each op execution.
5037 * Keep this check simple, or it may slow down execution
5042 # ifndef PERL_ASYNC_CHECK
5043 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5047 #ifndef PERL_ASYNC_CHECK
5048 # define PERL_ASYNC_CHECK() NOOP
5052 * On some operating systems, a memory allocation may succeed,
5053 * but put the process too close to the system's comfort limit.
5054 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5057 #ifndef PERL_ALLOC_CHECK
5058 #define PERL_ALLOC_CHECK(p) NOOP
5062 # include <sys/ipc.h>
5063 # include <sys/sem.h>
5064 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5067 struct semid_ds *buf;
5068 unsigned short *array;
5071 # ifdef USE_SEMCTL_SEMUN
5072 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5073 union gccbug_semun {
5075 struct semid_ds *buf;
5076 unsigned short *array;
5079 # define semun gccbug_semun
5081 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5083 # ifdef USE_SEMCTL_SEMID_DS
5084 # ifdef EXTRA_F_IN_SEMUN_BUF
5085 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5087 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5094 * Boilerplate macros for initializing and accessing interpreter-local
5095 * data from C. All statics in extensions should be reworked to use
5096 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5097 * for an example of the use of these macros, and perlxs.pod for more.
5099 * Code that uses these macros is responsible for the following:
5100 * 1. #define MY_CXT_KEY to a unique string, e.g.
5101 * "DynaLoader::_guts" XS_VERSION
5102 * XXX in the current implementation, this string is ignored.
5103 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5104 * all the data that needs to be interpreter-local.
5105 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5106 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5107 * (typically put in the BOOT: section).
5108 * 5. Use the members of the my_cxt_t structure everywhere as
5110 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5114 #if defined(PERL_IMPLICIT_CONTEXT)
5116 /* This must appear in all extensions that define a my_cxt_t structure,
5117 * right after the definition (i.e. at file scope). The non-threads
5118 * case below uses it to declare the data as static. */
5119 #define START_MY_CXT static int my_cxt_index = -1;
5121 /* This declaration should be used within all functions that use the
5122 * interpreter-local data. */
5124 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5125 #define dMY_CXT_INTERP(my_perl) \
5126 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5128 /* Creates and zeroes the per-interpreter data.
5129 * (We allocate my_cxtp in a Perl SV so that it will be released when
5130 * the interpreter goes away.) */
5131 #define MY_CXT_INIT \
5132 my_cxt_t *my_cxtp = \
5133 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5134 #define MY_CXT_INIT_INTERP(my_perl) \
5135 my_cxt_t *my_cxtp = \
5136 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5138 /* Clones the per-interpreter data. */
5139 #define MY_CXT_CLONE \
5140 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5141 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5142 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5144 /* This macro must be used to access members of the my_cxt_t structure.
5145 * e.g. MYCXT.some_data */
5146 #define MY_CXT (*my_cxtp)
5148 /* Judicious use of these macros can reduce the number of times dMY_CXT
5149 * is used. Use is similar to pTHX, aTHX etc. */
5150 #define pMY_CXT my_cxt_t *my_cxtp
5151 #define pMY_CXT_ pMY_CXT,
5152 #define _pMY_CXT ,pMY_CXT
5153 #define aMY_CXT my_cxtp
5154 #define aMY_CXT_ aMY_CXT,
5155 #define _aMY_CXT ,aMY_CXT
5157 #else /* PERL_IMPLICIT_CONTEXT */
5159 #define START_MY_CXT static my_cxt_t my_cxt;
5160 #define dMY_CXT_SV dNOOP
5161 #define dMY_CXT dNOOP
5162 #define MY_CXT_INIT NOOP
5163 #define MY_CXT_CLONE NOOP
5164 #define MY_CXT my_cxt
5166 #define pMY_CXT void
5173 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5184 # include <sys/file.h>
5187 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5188 int flock(int fd, int op);
5192 /* Assume UNIX defaults */
5193 # define O_RDONLY 0000
5194 # define O_WRONLY 0001
5195 # define O_RDWR 0002
5196 # define O_CREAT 0100
5207 #if O_TEXT != O_BINARY
5208 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5209 * that is, you are somehow DOSish. */
5210 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5211 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5212 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5213 /* VOS has O_TEXT != O_BINARY, and they have effect,
5214 * but VOS always uses LF, never CRLF. */
5215 /* If you have O_TEXT different from your O_BINARY but you still are
5216 * not a CRLF shop. */
5217 # undef PERLIO_USING_CRLF
5219 /* If you really are DOSish. */
5220 # define PERLIO_USING_CRLF 1
5226 #ifdef I_SYS_STATVFS
5227 # if defined(PERL_SCO) && !defined(_SVID3)
5230 # include <sys/statvfs.h> /* for f?statvfs() */
5233 # include <sys/mount.h> /* for *BSD f?statfs() */
5236 # include <mntent.h> /* for getmntent() */
5239 # include <sys/statfs.h> /* for some statfs() */
5243 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5245 # include <sys/vfs.h> /* for some statfs() */
5251 # include <ustat.h> /* for ustat() */
5254 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5255 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5257 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5258 # define PERL_MOUNT_NOSUID MNT_NOSUID
5260 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5261 # define PERL_MOUNT_NOSUID MS_NOSUID
5263 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5264 # define PERL_MOUNT_NOSUID M_NOSUID
5267 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5268 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5270 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5271 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5273 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5274 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5276 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5277 # define PERL_MOUNT_NOEXEC M_NOEXEC
5280 #endif /* IAMSUID */
5283 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5286 #ifndef EXEC_ARGV_CAST
5287 #define EXEC_ARGV_CAST(x) x
5290 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5291 int). value returned in pointed-
5293 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5294 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5295 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5296 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5297 #define IS_NUMBER_NAN 0x20 /* this is not */
5299 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5302 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5303 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5304 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5306 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5308 /* to let user control profiling */
5309 #ifdef PERL_GPROF_CONTROL
5310 extern void moncontrol(int);
5311 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5313 #define PERL_GPROF_MONCONTROL(x)
5320 /* ISO 6429 NEL - C1 control NExt Line */
5321 /* See http://www.unicode.org/unicode/reports/tr13/ */
5322 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5323 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5324 # define NEXT_LINE_CHAR 0x15
5326 # define NEXT_LINE_CHAR 0x25
5329 # define NEXT_LINE_CHAR 0x85
5332 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5333 #define UNICODE_LINE_SEPA_0 0xE2
5334 #define UNICODE_LINE_SEPA_1 0x80
5335 #define UNICODE_LINE_SEPA_2 0xA8
5336 #define UNICODE_PARA_SEPA_0 0xE2
5337 #define UNICODE_PARA_SEPA_1 0x80
5338 #define UNICODE_PARA_SEPA_2 0xA9
5340 #ifndef PIPESOCK_MODE
5341 # define PIPESOCK_MODE
5344 #ifndef SOCKET_OPEN_MODE
5345 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5348 #ifndef PIPE_OPEN_MODE
5349 # define PIPE_OPEN_MODE PIPESOCK_MODE
5352 #define PERL_MAGIC_UTF8_CACHESIZE 2
5354 #define PERL_UNICODE_STDIN_FLAG 0x0001
5355 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5356 #define PERL_UNICODE_STDERR_FLAG 0x0004
5357 #define PERL_UNICODE_IN_FLAG 0x0008
5358 #define PERL_UNICODE_OUT_FLAG 0x0010
5359 #define PERL_UNICODE_ARGV_FLAG 0x0020
5360 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5361 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5363 #define PERL_UNICODE_STD_FLAG \
5364 (PERL_UNICODE_STDIN_FLAG | \
5365 PERL_UNICODE_STDOUT_FLAG | \
5366 PERL_UNICODE_STDERR_FLAG)
5368 #define PERL_UNICODE_INOUT_FLAG \
5369 (PERL_UNICODE_IN_FLAG | \
5370 PERL_UNICODE_OUT_FLAG)
5372 #define PERL_UNICODE_DEFAULT_FLAGS \
5373 (PERL_UNICODE_STD_FLAG | \
5374 PERL_UNICODE_INOUT_FLAG | \
5375 PERL_UNICODE_LOCALE_FLAG)
5377 #define PERL_UNICODE_ALL_FLAGS 0x00ff
5379 #define PERL_UNICODE_STDIN 'I'
5380 #define PERL_UNICODE_STDOUT 'O'
5381 #define PERL_UNICODE_STDERR 'E'
5382 #define PERL_UNICODE_STD 'S'
5383 #define PERL_UNICODE_IN 'i'
5384 #define PERL_UNICODE_OUT 'o'
5385 #define PERL_UNICODE_INOUT 'D'
5386 #define PERL_UNICODE_ARGV 'A'
5387 #define PERL_UNICODE_LOCALE 'L'
5388 #define PERL_UNICODE_WIDESYSCALLS 'W'
5390 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5392 /* From sigaction(2) (FreeBSD man page):
5393 * | Signal routines normally execute with the signal that
5394 * | caused their invocation blocked, but other signals may
5396 * Emulation of this behavior (from within Perl) is enabled
5397 * by defining PERL_BLOCK_SIGNALS.
5399 #define PERL_BLOCK_SIGNALS
5401 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5402 # define PERL_BLOCKSIG_ADD(set,sig) \
5403 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5404 # define PERL_BLOCKSIG_BLOCK(set) \
5405 sigprocmask(SIG_BLOCK, &(set), NULL)
5406 # define PERL_BLOCKSIG_UNBLOCK(set) \
5407 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5408 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5410 /* How about the old style of sigblock()? */
5412 #ifndef PERL_BLOCKSIG_ADD
5413 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5415 #ifndef PERL_BLOCKSIG_BLOCK
5416 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5418 #ifndef PERL_BLOCKSIG_UNBLOCK
5419 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5422 /* Use instead of abs() since abs() forces its argument to be an int,
5423 * but also beware since this evaluates its argument twice, so no x++. */
5424 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5426 #if defined(__DECC) && defined(__osf__)
5427 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5430 #define do_open(g, n, l, a, rm, rp, sf) \
5431 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5432 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5433 # define do_exec(cmd) do_exec3(cmd,0,0)
5436 # define do_aexec Perl_do_aexec
5438 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5441 /* and finally... */
5442 #define PERL_PATCHLEVEL_H_IMPLICIT
5443 #include "patchlevel.h"
5444 #undef PERL_PATCHLEVEL_H_IMPLICIT
5486 so that Configure picks them up. */
5488 #endif /* Include guard */