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* const 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 PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
240 # define PERL_UNUSED_CONTEXT
244 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
247 /* Don't bother defining tTHX and sTHX; using them outside
248 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
254 # define dTHXa(a) dNOOP
271 /* these are only defined for compatibility; should not be used internally */
272 #if !defined(pTHXo) && !defined(PERL_CORE)
274 # define pTHXo_ pTHX_
276 # define aTHXo_ aTHX_
278 # define dTHXoa(x) dTHXa(x)
282 # define pTHXx register PerlInterpreter *my_perl
283 # define pTHXx_ pTHXx,
284 # define aTHXx my_perl
285 # define aTHXx_ aTHXx,
289 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
290 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
291 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
292 #ifdef PERL_IMPLICIT_SYS
293 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
294 # define dTHXs dVAR; dTHX
299 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
306 #undef START_EXTERN_C
310 # define START_EXTERN_C extern "C" {
311 # define END_EXTERN_C }
312 # define EXTERN_C extern "C"
314 # define START_EXTERN_C
315 # define END_EXTERN_C
316 # define EXTERN_C extern
319 /* Some platforms require marking function declarations
320 * for them to be exportable. Used in perlio.h, proto.h
321 * is handled either by the makedef.pl or by defining the
322 * PERL_CALLCONV to be something special. See also the
323 * definition of XS() in XSUB.h. */
324 #ifndef PERL_EXPORT_C
325 # define PERL_EXPORT_C extern
327 #ifndef PERL_XS_EXPORT_C
328 # define PERL_XS_EXPORT_C
331 #ifdef OP_IN_REGISTER
333 # define stringify_immed(s) #s
334 # define stringify(s) stringify_immed(s)
335 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
339 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
340 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
341 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
346 * STMT_START { statements; } STMT_END;
347 * can be used as a single statement, as in
348 * if (x) STMT_START { ... } STMT_END; else ...
350 * Trying to select a version that gives no warnings...
352 #if !(defined(STMT_START) && defined(STMT_END))
353 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
354 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
357 /* Now which other defined()s do we need here ??? */
358 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
359 # define STMT_START if (1)
360 # define STMT_END else (void)0
362 # define STMT_START do
363 # define STMT_END while (0)
368 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
369 #define WITH_THR(s) WITH_THX(s)
371 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
372 # define BYTEORDER 0x1234
375 /* Overall memory policy? */
380 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
387 * The following contortions are brought to you on behalf of all the
388 * standards, semi-standards, de facto standards, not-so-de-facto standards
389 * of the world, as well as all the other botches anyone ever thought of.
390 * The basic theory is that if we work hard enough here, the rest of the
391 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
394 /* define this once if either system, instead of cluttering up the src */
395 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
399 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
400 # define STANDARD_C 1
403 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
404 # define DONT_DECLARE_STD 1
407 #if defined(HASVOLATILE) || defined(STANDARD_C)
409 # define VOL /* to temporarily suppress warnings */
411 # define VOL volatile
417 #define TAINT (PL_tainted = TRUE)
418 #define TAINT_NOT (PL_tainted = FALSE)
419 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
420 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
421 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
423 /* XXX All process group stuff is handled in pp_sys.c. Should these
424 defines move there? If so, I could simplify this a lot. --AD 9/96.
426 /* Process group stuff changed from traditional BSD to POSIX.
427 perlfunc.pod documents the traditional BSD-style syntax, so we'll
428 try to preserve that, if possible.
431 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
433 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
434 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
436 # ifdef HAS_SETPGRP2 /* DG/UX */
437 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
441 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
442 # define HAS_SETPGRP /* Well, effectively it does . . . */
445 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
446 our life easier :-) so we'll try it.
449 # define BSD_GETPGRP(pid) getpgid((pid))
451 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
452 # define BSD_GETPGRP(pid) getpgrp((pid))
454 # ifdef HAS_GETPGRP2 /* DG/UX */
455 # define BSD_GETPGRP(pid) getpgrp2((pid))
459 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
460 # define HAS_GETPGRP /* Well, effectively it does . . . */
463 /* These are not exact synonyms, since setpgrp() and getpgrp() may
464 have different behaviors, but perl.h used to define USE_BSDPGRP
465 (prior to 5.003_05) so some extension might depend on it.
467 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
473 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
474 pthread.h must be included before all other header files.
476 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
477 # include <pthread.h>
480 #ifndef _TYPES_ /* If types.h defines this it's easy. */
481 # ifndef major /* Does everyone's types.h define this? */
482 # include <sys/types.h>
496 # include <varargs.h>
500 #ifdef USE_NEXT_CTYPE
502 #if NX_CURRENT_COMPILER_RELEASE >= 500
503 # include <bsd/ctypes.h>
505 # if NX_CURRENT_COMPILER_RELEASE >= 400
506 # include <objc/NXCType.h>
507 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
508 # include <appkit/NXCType.h>
509 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
510 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
512 #else /* !USE_NEXT_CTYPE */
514 #endif /* USE_NEXT_CTYPE */
516 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
528 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
530 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
531 && defined(HAS_STRXFRM)
532 # define USE_LOCALE_COLLATE
534 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
535 # define USE_LOCALE_CTYPE
537 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
538 # define USE_LOCALE_NUMERIC
540 #endif /* !NO_LOCALE && HAS_SETLOCALE */
545 # ifdef PARAM_NEEDS_TYPES
546 # include <sys/types.h>
548 # include <sys/param.h>
551 /* Use all the "standard" definitions? */
552 #if defined(STANDARD_C) && defined(I_STDLIB)
556 /* If this causes problems, set i_unistd=undef in the hint file. */
562 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
565 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
566 int syscall(int, ...);
569 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
570 int usleep(unsigned int);
573 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
579 /* macros for correct constant construction */
581 # define U16_CONST(x) ((U16)x##U)
583 # define U16_CONST(x) ((U16)x##UL)
587 # define U32_CONST(x) ((U32)x##U)
589 # define U32_CONST(x) ((U32)x##UL)
594 # define U64_CONST(x) ((U64)x##U)
596 # define U64_CONST(x) ((U64)x##UL)
597 # elif QUADKIND == QUAD_IS_LONG_LONG
598 # define U64_CONST(x) ((U64)x##ULL)
599 # else /* best guess we can make */
600 # define U64_CONST(x) ((U64)x##UL)
604 /* byte-swapping functions for big-/little-endian conversion */
605 # define _swab_16_(x) ((U16)( \
606 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
607 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
609 # define _swab_32_(x) ((U32)( \
610 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
611 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
612 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
613 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
616 # define _swab_64_(x) ((U64)( \
617 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
618 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
619 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
620 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
621 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
622 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
623 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
624 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
627 /*----------------------------------------------------------------------------*/
628 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
629 /*----------------------------------------------------------------------------*/
630 # define my_htole16(x) (x)
631 # define my_letoh16(x) (x)
632 # define my_htole32(x) (x)
633 # define my_letoh32(x) (x)
634 # define my_htobe16(x) _swab_16_(x)
635 # define my_betoh16(x) _swab_16_(x)
636 # define my_htobe32(x) _swab_32_(x)
637 # define my_betoh32(x) _swab_32_(x)
639 # define my_htole64(x) (x)
640 # define my_letoh64(x) (x)
641 # define my_htobe64(x) _swab_64_(x)
642 # define my_betoh64(x) _swab_64_(x)
644 # define my_htoles(x) (x)
645 # define my_letohs(x) (x)
646 # define my_htolei(x) (x)
647 # define my_letohi(x) (x)
648 # define my_htolel(x) (x)
649 # define my_letohl(x) (x)
651 # define my_htobes(x) (x)
652 # define my_betohs(x) (x)
653 # elif SHORTSIZE == 2
654 # define my_htobes(x) _swab_16_(x)
655 # define my_betohs(x) _swab_16_(x)
656 # elif SHORTSIZE == 4
657 # define my_htobes(x) _swab_32_(x)
658 # define my_betohs(x) _swab_32_(x)
659 # elif SHORTSIZE == 8
660 # define my_htobes(x) _swab_64_(x)
661 # define my_betohs(x) _swab_64_(x)
663 # define PERL_NEED_MY_HTOBES
664 # define PERL_NEED_MY_BETOHS
667 # define my_htobei(x) (x)
668 # define my_betohi(x) (x)
670 # define my_htobei(x) _swab_16_(x)
671 # define my_betohi(x) _swab_16_(x)
673 # define my_htobei(x) _swab_32_(x)
674 # define my_betohi(x) _swab_32_(x)
676 # define my_htobei(x) _swab_64_(x)
677 # define my_betohi(x) _swab_64_(x)
679 # define PERL_NEED_MY_HTOBEI
680 # define PERL_NEED_MY_BETOHI
683 # define my_htobel(x) (x)
684 # define my_betohl(x) (x)
686 # define my_htobel(x) _swab_16_(x)
687 # define my_betohl(x) _swab_16_(x)
689 # define my_htobel(x) _swab_32_(x)
690 # define my_betohl(x) _swab_32_(x)
692 # define my_htobel(x) _swab_64_(x)
693 # define my_betohl(x) _swab_64_(x)
695 # define PERL_NEED_MY_HTOBEL
696 # define PERL_NEED_MY_BETOHL
698 # define my_htolen(p,n) NOOP
699 # define my_letohn(p,n) NOOP
700 # define my_htoben(p,n) my_swabn(p,n)
701 # define my_betohn(p,n) my_swabn(p,n)
702 /*----------------------------------------------------------------------------*/
703 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
704 /*----------------------------------------------------------------------------*/
705 # define my_htobe16(x) (x)
706 # define my_betoh16(x) (x)
707 # define my_htobe32(x) (x)
708 # define my_betoh32(x) (x)
709 # define my_htole16(x) _swab_16_(x)
710 # define my_letoh16(x) _swab_16_(x)
711 # define my_htole32(x) _swab_32_(x)
712 # define my_letoh32(x) _swab_32_(x)
714 # define my_htobe64(x) (x)
715 # define my_betoh64(x) (x)
716 # define my_htole64(x) _swab_64_(x)
717 # define my_letoh64(x) _swab_64_(x)
719 # define my_htobes(x) (x)
720 # define my_betohs(x) (x)
721 # define my_htobei(x) (x)
722 # define my_betohi(x) (x)
723 # define my_htobel(x) (x)
724 # define my_betohl(x) (x)
726 # define my_htoles(x) (x)
727 # define my_letohs(x) (x)
728 # elif SHORTSIZE == 2
729 # define my_htoles(x) _swab_16_(x)
730 # define my_letohs(x) _swab_16_(x)
731 # elif SHORTSIZE == 4
732 # define my_htoles(x) _swab_32_(x)
733 # define my_letohs(x) _swab_32_(x)
734 # elif SHORTSIZE == 8
735 # define my_htoles(x) _swab_64_(x)
736 # define my_letohs(x) _swab_64_(x)
738 # define PERL_NEED_MY_HTOLES
739 # define PERL_NEED_MY_LETOHS
742 # define my_htolei(x) (x)
743 # define my_letohi(x) (x)
745 # define my_htolei(x) _swab_16_(x)
746 # define my_letohi(x) _swab_16_(x)
748 # define my_htolei(x) _swab_32_(x)
749 # define my_letohi(x) _swab_32_(x)
751 # define my_htolei(x) _swab_64_(x)
752 # define my_letohi(x) _swab_64_(x)
754 # define PERL_NEED_MY_HTOLEI
755 # define PERL_NEED_MY_LETOHI
758 # define my_htolel(x) (x)
759 # define my_letohl(x) (x)
761 # define my_htolel(x) _swab_16_(x)
762 # define my_letohl(x) _swab_16_(x)
764 # define my_htolel(x) _swab_32_(x)
765 # define my_letohl(x) _swab_32_(x)
767 # define my_htolel(x) _swab_64_(x)
768 # define my_letohl(x) _swab_64_(x)
770 # define PERL_NEED_MY_HTOLEL
771 # define PERL_NEED_MY_LETOHL
773 # define my_htolen(p,n) my_swabn(p,n)
774 # define my_letohn(p,n) my_swabn(p,n)
775 # define my_htoben(p,n) NOOP
776 # define my_betohn(p,n) NOOP
777 /*----------------------------------------------------------------------------*/
778 # else /* all other byte-orders */
779 /*----------------------------------------------------------------------------*/
780 # define PERL_NEED_MY_HTOLE16
781 # define PERL_NEED_MY_LETOH16
782 # define PERL_NEED_MY_HTOBE16
783 # define PERL_NEED_MY_BETOH16
784 # define PERL_NEED_MY_HTOLE32
785 # define PERL_NEED_MY_LETOH32
786 # define PERL_NEED_MY_HTOBE32
787 # define PERL_NEED_MY_BETOH32
789 # define PERL_NEED_MY_HTOLE64
790 # define PERL_NEED_MY_LETOH64
791 # define PERL_NEED_MY_HTOBE64
792 # define PERL_NEED_MY_BETOH64
794 # define PERL_NEED_MY_HTOLES
795 # define PERL_NEED_MY_LETOHS
796 # define PERL_NEED_MY_HTOBES
797 # define PERL_NEED_MY_BETOHS
798 # define PERL_NEED_MY_HTOLEI
799 # define PERL_NEED_MY_LETOHI
800 # define PERL_NEED_MY_HTOBEI
801 # define PERL_NEED_MY_BETOHI
802 # define PERL_NEED_MY_HTOLEL
803 # define PERL_NEED_MY_LETOHL
804 # define PERL_NEED_MY_HTOBEL
805 # define PERL_NEED_MY_BETOHL
806 /*----------------------------------------------------------------------------*/
807 # endif /* end of byte-order macros */
808 /*----------------------------------------------------------------------------*/
810 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
811 at least on FreeBSD. YMMV, so experiment. */
812 #ifndef PERL_ARENA_SIZE
813 #define PERL_ARENA_SIZE 4080
816 #endif /* PERL_CORE */
818 /* We no longer default to creating a new SV for GvSV.
819 Do this before embed. */
820 #ifndef PERL_CREATE_GVSV
821 # ifndef PERL_DONT_CREATE_GVSV
822 # define PERL_DONT_CREATE_GVSV
826 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
827 #define PERL_USES_PL_PIDSTATUS
830 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
831 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
834 /* Cannot include embed.h here on Win32 as win32.h has not
835 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
837 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
841 #define MEM_SIZE Size_t
843 /* Round all values passed to malloc up, by default to a multiple of
846 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
847 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
850 #if defined(STANDARD_C) && defined(I_STDDEF)
852 # define STRUCT_OFFSET(s,m) offsetof(s,m)
854 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
857 #ifndef __SYMBIAN32__
858 # if defined(I_STRING) || defined(__cplusplus)
861 # include <strings.h>
865 /* This comes after <stdlib.h> so we don't try to change the standard
866 * library prototypes; we'll use our own in proto.h instead. */
869 # ifdef PERL_POLLUTE_MALLOC
870 # ifndef PERL_EXTMALLOC_DEF
871 # define Perl_malloc malloc
872 # define Perl_calloc calloc
873 # define Perl_realloc realloc
874 # define Perl_mfree free
877 # define EMBEDMYMALLOC /* for compatibility */
880 # define safemalloc Perl_malloc
881 # define safecalloc Perl_calloc
882 # define saferealloc Perl_realloc
883 # define safefree Perl_mfree
884 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
885 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
888 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
889 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
890 # define panic_write2(s) write(2, s, strlen(s))
891 # define CHECK_MALLOC_TAINT(newval) \
892 CHECK_MALLOC_TOO_LATE_FOR_( \
894 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
896 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
897 if (doing_taint(argc,argv,env)) { \
898 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
901 # define safemalloc safesysmalloc
902 # define safecalloc safesyscalloc
903 # define saferealloc safesysrealloc
904 # define safefree safesysfree
905 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
906 # define CHECK_MALLOC_TAINT(newval) ((void)0)
907 # define MALLOC_CHECK_TAINT(argc,argv,env)
908 #endif /* MYMALLOC */
910 #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)
911 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
912 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
913 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
915 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
917 #define strrchr rindex
925 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
927 extern char * memcpy (char*, char*, int);
933 # define memcpy(d,s,l) bcopy(s,d,l)
935 # define memcpy(d,s,l) my_bcopy(s,d,l)
938 #endif /* HAS_MEMCPY */
941 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
943 extern char *memset (char*, int, int);
948 # define memset(d,c,l) my_memset(d,c,l)
949 #endif /* HAS_MEMSET */
951 #if !defined(HAS_MEMMOVE) && !defined(memmove)
952 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
953 # define memmove(d,s,l) bcopy(s,d,l)
955 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
956 # define memmove(d,s,l) memcpy(d,s,l)
958 # define memmove(d,s,l) my_bcopy(s,d,l)
963 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
967 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
968 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
970 extern int memcmp (char*, char*, int);
974 # pragma function(memcmp)
978 # define memcmp my_memcmp
980 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
984 # define memzero(d,l) memset(d,0,l)
987 # define memzero(d,l) bzero(d,l)
989 # define memzero(d,l) my_bzero(d,l)
997 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1004 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1006 #endif /* !HAS_BCMP */
1009 # include <netinet/in.h>
1013 # include <arpa/inet.h>
1016 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1017 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1018 * (the neo-BSD seem to do this). */
1023 # include <sys/stat.h>
1026 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1027 like UTekV) are broken, sometimes giving false positives. Undefine
1028 them here and let the code below set them to proper values.
1030 The ghs macro stands for GreenHills Software C-1.8.5 which
1031 is the C compiler for sysV88 and the various derivatives.
1032 This header file bug is corrected in gcc-2.5.8 and later versions.
1033 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1035 #if defined(uts) || (defined(m88k) && defined(ghs))
1049 # ifdef I_SYS_TIME_KERNEL
1052 # include <sys/time.h>
1053 # ifdef I_SYS_TIME_KERNEL
1058 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1059 # include <sys/times.h>
1062 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1063 # undef HAS_STRERROR
1068 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1069 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1072 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1073 * This is important for using IPv6.
1074 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1075 * a bad idea since it breaks send() and recv(). */
1076 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1077 # define _SOCKADDR_LEN
1080 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1081 # include <sys/socket.h>
1082 # if defined(USE_SOCKS) && defined(I_SOCKS)
1083 # if !defined(INCLUDE_PROTOTYPES)
1084 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1085 # define PERL_SOCKS_NEED_PROTOTYPES
1088 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1089 # undef INCLUDE_PROTOTYPES
1090 # undef PERL_SOCKS_NEED_PROTOTYPES
1101 # include <net/errno.h>
1106 /* sockatmark() is so new (2001) that many places might have it hidden
1107 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1108 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1109 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1110 # if defined(__THROW) && defined(__GLIBC__)
1111 int sockatmark(int) __THROW;
1113 int sockatmark(int);
1118 # undef SETERRNO /* SOCKS might have defined this */
1122 # define SETERRNO(errcode,vmserrcode) \
1124 set_errno(errcode); \
1125 set_vaxc_errno(vmserrcode); \
1127 # define LIB_INVARG LIB$_INVARG
1128 # define RMS_DIR RMS$_DIR
1129 # define RMS_FAC RMS$_FAC
1130 # define RMS_FEX RMS$_FEX
1131 # define RMS_FNF RMS$_FNF
1132 # define RMS_IFI RMS$_IFI
1133 # define RMS_ISI RMS$_ISI
1134 # define RMS_PRV RMS$_PRV
1135 # define SS_ACCVIO SS$_ACCVIO
1136 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1137 # define SS_IVCHAN SS$_IVCHAN
1138 # define SS_NORMAL SS$_NORMAL
1140 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1141 # define LIB_INVARG 0
1149 # define SS_ACCVIO 0
1150 # define SS_DEVOFFLINE 0
1151 # define SS_IVCHAN 0
1152 # define SS_NORMAL 0
1155 #define ERRSV GvSV(PL_errgv)
1156 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1157 #define DEFSV GvSVn(PL_defgv)
1158 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1160 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1163 extern int errno; /* ANSI allows errno to be an lvalue expr.
1164 * For example in multithreaded environments
1165 * something like this might happen:
1166 * extern int *_errno(void);
1167 * #define errno (*_errno()) */
1172 char *strerror (int,...);
1174 #ifndef DONT_DECLARE_STD
1175 char *strerror (int);
1179 # define Strerror strerror
1182 # ifdef HAS_SYS_ERRLIST
1183 extern int sys_nerr;
1184 extern char *sys_errlist[];
1186 # define Strerror(e) \
1187 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1194 # include <sys/ioctl.h>
1198 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1199 # ifdef HAS_SOCKETPAIR
1200 # undef HAS_SOCKETPAIR
1207 #ifndef HAS_SOCKETPAIR
1209 # define socketpair Perl_my_socketpair
1214 # define htoni htons
1215 # define ntohi ntohs
1217 # define htoni htonl
1218 # define ntohi ntohl
1221 /* Configure already sets Direntry_t */
1222 #if defined(I_DIRENT)
1223 # include <dirent.h>
1224 /* NeXT needs dirent + sys/dir.h */
1225 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1226 # include <sys/dir.h>
1230 # include <sys/ndir.h>
1234 # include <ndir.h> /* may be wrong in the future */
1236 # include <sys/dir.h>
1249 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1251 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1256 * The following gobbledygook brought to you on behalf of __STDC__.
1257 * (I could just use #ifndef __STDC__, but this is more bulletproof
1258 * in the face of half-implementations.)
1261 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1262 #include <sys/mode.h>
1267 # define S_IFMT _S_IFMT
1269 # define S_IFMT 0170000
1274 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1278 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1283 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1285 # define S_ISBLK(m) (0)
1290 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1295 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1297 # define S_ISFIFO(m) (0)
1303 # define S_ISLNK(m) _S_ISLNK(m)
1306 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1309 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1311 # define S_ISLNK(m) (0)
1319 # define S_ISSOCK(m) _S_ISSOCK(m)
1322 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1325 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1327 # define S_ISSOCK(m) (0)
1335 # define S_IRUSR S_IREAD
1336 # define S_IWUSR S_IWRITE
1337 # define S_IXUSR S_IEXEC
1339 # define S_IRUSR 0400
1340 # define S_IWUSR 0200
1341 # define S_IXUSR 0100
1347 # define S_IRGRP (S_IRUSR>>3)
1348 # define S_IWGRP (S_IWUSR>>3)
1349 # define S_IXGRP (S_IXUSR>>3)
1351 # define S_IRGRP 0040
1352 # define S_IWGRP 0020
1353 # define S_IXGRP 0010
1359 # define S_IROTH (S_IRUSR>>6)
1360 # define S_IWOTH (S_IWUSR>>6)
1361 # define S_IXOTH (S_IXUSR>>6)
1363 # define S_IROTH 0040
1364 # define S_IWOTH 0020
1365 # define S_IXOTH 0010
1370 # define S_ISUID 04000
1374 # define S_ISGID 02000
1378 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1382 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1386 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1389 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1390 * which would get included through <sys/file.h >, but that is 3000
1391 * lines in the future. --jhi */
1393 #if !defined(S_IREAD) && !defined(__BEOS__)
1394 # define S_IREAD S_IRUSR
1397 #if !defined(S_IWRITE) && !defined(__BEOS__)
1398 # define S_IWRITE S_IWUSR
1402 # define S_IEXEC S_IXUSR
1409 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1410 # define SLOPPYDIVIDE
1417 #ifdef SPRINTF_E_BUG
1418 # define sprintf UTS_sprintf_wrap
1421 /* For the times when you want the return value of sprintf, and you want it
1422 to be the length. Can't have a thread variable passed in, because C89 has
1425 #ifdef SPRINTF_RETURNS_STRLEN
1426 # define my_sprintf sprintf
1428 # define my_sprintf Perl_my_sprintf
1431 /* Configure gets this right but the UTS compiler gets it wrong.
1432 -- Hal Morris <hom00@utsglobal.com> */
1435 # define UVTYPE unsigned
1439 The IV type is supposed to be long enough to hold any integral
1441 --Andy Dougherty August 1996
1447 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1448 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1449 # define IV_MAX INT64_MAX
1450 # define IV_MIN INT64_MIN
1451 # define UV_MAX UINT64_MAX
1453 # define UINT64_MIN 0
1455 # define UV_MIN UINT64_MIN
1457 # define IV_MAX PERL_QUAD_MAX
1458 # define IV_MIN PERL_QUAD_MIN
1459 # define UV_MAX PERL_UQUAD_MAX
1460 # define UV_MIN PERL_UQUAD_MIN
1465 # if defined(INT32_MAX) && IVSIZE == 4
1466 # define IV_MAX INT32_MAX
1467 # define IV_MIN INT32_MIN
1468 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1469 # define UV_MAX UINT32_MAX
1471 # define UV_MAX 4294967295U
1474 # define UINT32_MIN 0
1476 # define UV_MIN UINT32_MIN
1478 # define IV_MAX PERL_LONG_MAX
1479 # define IV_MIN PERL_LONG_MIN
1480 # define UV_MAX PERL_ULONG_MAX
1481 # define UV_MIN PERL_ULONG_MIN
1497 # undef PERL_NEED_MY_HTOLE64
1498 # undef PERL_NEED_MY_LETOH64
1499 # undef PERL_NEED_MY_HTOBE64
1500 # undef PERL_NEED_MY_BETOH64
1503 #if defined(uts) || defined(UTS)
1505 # define UV_MAX (4294967295u)
1508 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1509 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1511 #ifndef NO_PERL_PRESERVE_IVUV
1512 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1516 * The macros INT2PTR and NUM2PTR are (despite their names)
1517 * bi-directional: they will convert int/float to or from pointers.
1518 * However the conversion to int/float are named explicitly:
1519 * PTR2IV, PTR2UV, PTR2NV.
1521 * For int conversions we do not need two casts if pointers are
1522 * the same size as IV and UV. Otherwise we need an explicit
1523 * cast (PTRV) to avoid compiler warnings.
1525 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1527 # define INT2PTR(any,d) (any)(d)
1529 # if PTRSIZE == LONGSIZE
1530 # define PTRV unsigned long
1531 # define PTR2ul(p) (unsigned long)(p)
1533 # define PTRV unsigned
1538 # define INT2PTR(any,d) (any)(PTRV)(d)
1542 # define PTR2ul(p) INT2PTR(unsigned long,p)
1545 #define NUM2PTR(any,d) (any)(PTRV)(d)
1546 #define PTR2IV(p) INT2PTR(IV,p)
1547 #define PTR2UV(p) INT2PTR(UV,p)
1548 #define PTR2NV(p) NUM2PTR(NV,p)
1549 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1551 /* According to strict ANSI C89 one cannot freely cast between
1552 * data pointers and function (code) pointers. There are at least
1553 * two ways around this. One (used below) is to do two casts,
1554 * first the other pointer to an (unsigned) integer, and then
1555 * the integer to the other pointer. The other way would be
1556 * to use unions to "overlay" the pointers. For an example of
1557 * the latter technique, see union dirpu in struct xpvio in sv.h.
1558 * The only feasible use is probably temporarily storing
1559 * function pointers in a data pointer (such as a void pointer). */
1561 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1562 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1564 #ifdef USE_LONG_DOUBLE
1565 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1566 # define LONG_DOUBLE_EQUALS_DOUBLE
1568 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1569 # undef USE_LONG_DOUBLE /* Ouch! */
1574 /* Use an overridden DBL_DIG */
1578 # define DBL_DIG OVR_DBL_DIG
1580 /* The following is all to get DBL_DIG, in order to pick a nice
1581 default value for printing floating point numbers in Gconvert
1582 (see config.h). (It also has other uses, such as figuring out if
1583 a given precision of printing can be done with a double instead of
1584 a long double - Allen).
1593 #define DBL_DIG 15 /* A guess that works lots of places */
1600 #define DBL_DIG 15 /* A guess that works lots of places */
1604 /* Use an overridden LDBL_DIG */
1608 # define LDBL_DIG OVR_LDBL_DIG
1610 /* The following is all to get LDBL_DIG, in order to pick a nice
1611 default value for printing floating point numbers in Gconvert.
1615 # include <limits.h>
1620 # ifndef HAS_LDBL_DIG
1621 # if LONG_DOUBLESIZE == 10
1622 # define LDBL_DIG 18 /* assume IEEE */
1624 # if LONG_DOUBLESIZE == 12
1625 # define LDBL_DIG 18 /* gcc? */
1627 # if LONG_DOUBLESIZE == 16
1628 # define LDBL_DIG 33 /* assume IEEE */
1630 # if LONG_DOUBLESIZE == DOUBLESIZE
1631 # define LDBL_DIG DBL_DIG /* bummer */
1640 * This is for making sure we have a good DBL_MAX value, if possible,
1641 * either for usage as NV_MAX or for usage in figuring out if we can
1642 * fit a given long double into a double, if bug-fixing makes it
1643 * necessary to do so. - Allen <allens@cpan.org>
1647 # include <limits.h>
1651 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1652 # include <values.h>
1653 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1654 # define DBL_MAX MAXDOUBLE
1656 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1657 # define DBL_MIN MINDOUBLE
1660 #endif /* defined(I_VALUES) */
1665 # include <ieeefp.h>
1668 #ifdef USE_LONG_DOUBLE
1670 # include <sunmath.h>
1672 # define NV_DIG LDBL_DIG
1673 # ifdef LDBL_MANT_DIG
1674 # define NV_MANT_DIG LDBL_MANT_DIG
1677 # define NV_MIN LDBL_MIN
1680 # define NV_MAX LDBL_MAX
1682 # ifdef LDBL_MIN_10_EXP
1683 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1685 # ifdef LDBL_MAX_10_EXP
1686 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1688 # ifdef LDBL_EPSILON
1689 # define NV_EPSILON LDBL_EPSILON
1692 # define NV_MAX LDBL_MAX
1693 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1696 # define NV_MAX HUGE_VALL
1699 # define NV_MAX ((NV)HUGE_VAL)
1704 # define Perl_cos cosl
1705 # define Perl_sin sinl
1706 # define Perl_sqrt sqrtl
1707 # define Perl_exp expl
1708 # define Perl_log logl
1709 # define Perl_atan2 atan2l
1710 # define Perl_pow powl
1711 # define Perl_floor floorl
1712 # define Perl_ceil ceill
1713 # define Perl_fmod fmodl
1715 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1717 # define Perl_modf(x,y) modfl(x,y)
1718 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1719 prototype in <math.h> */
1720 # ifndef HAS_MODFL_PROTO
1721 EXTERN_C long double modfl(long double, long double *);
1724 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1725 extern long double Perl_my_modfl(long double x, long double *ip);
1726 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1730 # define Perl_frexp(x,y) frexpl(x,y)
1732 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1733 extern long double Perl_my_frexpl(long double x, int *e);
1734 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1739 # define Perl_isnan(x) isnanl(x)
1744 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1748 # define NV_DIG DBL_DIG
1749 # ifdef DBL_MANT_DIG
1750 # define NV_MANT_DIG DBL_MANT_DIG
1753 # define NV_MIN DBL_MIN
1756 # define NV_MAX DBL_MAX
1758 # ifdef DBL_MIN_10_EXP
1759 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1761 # ifdef DBL_MAX_10_EXP
1762 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1765 # define NV_EPSILON DBL_EPSILON
1767 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1768 # define NV_MAX DBL_MAX
1769 # define NV_MIN DBL_MIN
1772 # define NV_MAX HUGE_VAL
1775 # define Perl_cos cos
1776 # define Perl_sin sin
1777 # define Perl_sqrt sqrt
1778 # define Perl_exp exp
1779 # define Perl_log log
1780 # define Perl_atan2 atan2
1781 # define Perl_pow pow
1782 # define Perl_floor floor
1783 # define Perl_ceil ceil
1784 # define Perl_fmod fmod
1785 # define Perl_modf(x,y) modf(x,y)
1786 # define Perl_frexp(x,y) frexp(x,y)
1789 /* rumor has it that Win32 has _fpclass() */
1791 /* SGI has fpclassl... but not with the same result values,
1792 * and it's via a typedef (not via #define), so will need to redo Configure
1793 * to use. Not worth the trouble, IMO, at least until the below is used
1794 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1795 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1796 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1798 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1800 # include <ieeefp.h>
1805 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1806 # define Perl_fp_class() fpclassl(x)
1808 # define Perl_fp_class() fpclass(x)
1810 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1811 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1812 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1813 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1814 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1815 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1816 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1817 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1818 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1819 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1820 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1821 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1822 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1823 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1824 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1827 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1829 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1830 # include <fp_class.h>
1832 # define Perl_fp_class(x) fp_class(x)
1833 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1834 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1835 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1836 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1837 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1838 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1839 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1840 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1841 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1842 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1843 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1844 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1845 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1846 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1847 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1850 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1852 # define Perl_fp_class(x) fpclassify(x)
1853 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1854 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1855 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1856 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1857 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1860 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1863 # define Perl_fp_class(x) class(x)
1865 # define Perl_fp_class(x) _class(x)
1867 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1868 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1869 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1870 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1871 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1872 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1873 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1874 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1875 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1876 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1877 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1878 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1879 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1880 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1881 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1884 /* rumor has it that Win32 has _isnan() */
1888 # define Perl_isnan(x) isnan((NV)x)
1890 # ifdef Perl_fp_class_nan
1891 # define Perl_isnan(x) Perl_fp_class_nan(x)
1893 # ifdef HAS_UNORDERED
1894 # define Perl_isnan(x) unordered((x), 0.0)
1896 # define Perl_isnan(x) ((x)!=(x))
1903 int isnan(double d);
1908 # define Perl_isinf(x) isinf((NV)x)
1910 # ifdef Perl_fp_class_inf
1911 # define Perl_isinf(x) Perl_fp_class_inf(x)
1913 # define Perl_isinf(x) ((x)==NV_INF)
1918 #ifndef Perl_isfinite
1920 # define Perl_isfinite(x) finite((NV)x)
1922 # ifdef HAS_ISFINITE
1923 # define Perl_isfinite(x) isfinite(x)
1925 # ifdef Perl_fp_class_finite
1926 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1928 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1934 /* The default is to use Perl's own atof() implementation (in numeric.c).
1935 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1936 * it is however best to use the native implementation of atof.
1937 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1938 * Some good tests to try out with either setting are t/base/num.t,
1939 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1940 * you may need to be using a different function than atof! */
1942 #ifndef USE_PERL_ATOF
1944 # define USE_PERL_ATOF
1947 # if USE_PERL_ATOF == 0
1948 # undef USE_PERL_ATOF
1952 #ifdef USE_PERL_ATOF
1953 # define Perl_atof(s) Perl_my_atof(s)
1954 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1956 # define Perl_atof(s) (NV)atof(s)
1957 # define Perl_atof2(s, n) ((n) = atof(s))
1960 /* Previously these definitions used hardcoded figures.
1961 * It is hoped these formula are more portable, although
1962 * no data one way or another is presently known to me.
1963 * The "PERL_" names are used because these calculated constants
1964 * do not meet the ANSI requirements for LONG_MAX, etc., which
1965 * need to be constants acceptable to #if - kja
1966 * define PERL_LONG_MAX 2147483647L
1967 * define PERL_LONG_MIN (-LONG_MAX - 1)
1968 * define PERL ULONG_MAX 4294967295L
1971 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1972 # include <limits.h>
1974 /* Included values.h above if necessary; still including limits.h down here,
1975 * despite doing above, because math.h might have overriden... XXX - Allen */
1978 * Try to figure out max and min values for the integral types. THE CORRECT
1979 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1980 * following hacks are used if neither limits.h or values.h provide them:
1981 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1982 * for types < int: (unsigned TYPE)~(unsigned)0
1983 * The argument to ~ must be unsigned so that later signed->unsigned
1984 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1985 * and it must not be smaller than int because ~ does integral promotion.
1986 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1987 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1988 * The latter is a hack which happens to work on some machines but
1989 * does *not* catch any random system, or things like integer types
1990 * with NaN if that is possible.
1992 * All of the types are explicitly cast to prevent accidental loss of
1993 * numeric range, and in the hope that they will be less likely to confuse
1994 * over-eager optimizers.
1998 #define PERL_UCHAR_MIN ((unsigned char)0)
2001 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2004 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2006 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2011 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2012 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2013 * depending on local options. Until Configure detects this (or at least
2014 * detects whether the "signed" keyword is available) the CHAR ranges
2015 * will not be included. UCHAR functions normally.
2019 #define PERL_USHORT_MIN ((unsigned short)0)
2022 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2025 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2028 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2030 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2036 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2038 # ifdef MAXSHORT /* Often used in <values.h> */
2039 # define PERL_SHORT_MAX ((short)MAXSHORT)
2042 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2044 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2050 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2053 # define PERL_SHORT_MIN ((short)MINSHORT)
2056 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2058 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2064 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2067 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2069 # define PERL_UINT_MAX (~(unsigned int)0)
2073 #define PERL_UINT_MIN ((unsigned int)0)
2076 # define PERL_INT_MAX ((int)INT_MAX)
2078 # ifdef MAXINT /* Often used in <values.h> */
2079 # define PERL_INT_MAX ((int)MAXINT)
2081 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2086 # define PERL_INT_MIN ((int)INT_MIN)
2089 # define PERL_INT_MIN ((int)MININT)
2091 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2096 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2099 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2101 # define PERL_ULONG_MAX (~(unsigned long)0)
2105 #define PERL_ULONG_MIN ((unsigned long)0L)
2108 # define PERL_LONG_MAX ((long)LONG_MAX)
2110 # ifdef MAXLONG /* Often used in <values.h> */
2111 # define PERL_LONG_MAX ((long)MAXLONG)
2113 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2118 # define PERL_LONG_MIN ((long)LONG_MIN)
2121 # define PERL_LONG_MIN ((long)MINLONG)
2123 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2129 # define PERL_UQUAD_MAX (~(UV)0)
2130 # define PERL_UQUAD_MIN ((UV)0)
2131 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2132 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2137 # include "malloc_ctl.h"
2140 struct RExC_state_t;
2142 typedef MEM_SIZE STRLEN;
2144 typedef struct op OP;
2145 typedef struct cop COP;
2146 typedef struct unop UNOP;
2147 typedef struct binop BINOP;
2148 typedef struct listop LISTOP;
2149 typedef struct logop LOGOP;
2150 typedef struct pmop PMOP;
2151 typedef struct svop SVOP;
2152 typedef struct padop PADOP;
2153 typedef struct pvop PVOP;
2154 typedef struct loop LOOP;
2156 typedef struct interpreter PerlInterpreter;
2158 /* Amdahl's <ksync.h> has struct sv */
2159 /* SGI's <sys/sema.h> has struct sv */
2160 #if defined(UTS) || defined(__sgi)
2161 # define STRUCT_SV perl_sv
2163 # define STRUCT_SV sv
2165 typedef struct STRUCT_SV SV;
2166 typedef struct av AV;
2167 typedef struct hv HV;
2168 typedef struct cv CV;
2169 typedef struct regexp REGEXP;
2170 typedef struct gp GP;
2171 typedef struct gv GV;
2172 typedef struct io IO;
2173 typedef struct context PERL_CONTEXT;
2174 typedef struct block BLOCK;
2176 typedef struct magic MAGIC;
2177 typedef struct xpv XPV;
2178 typedef struct xpviv XPVIV;
2179 typedef struct xpvuv XPVUV;
2180 typedef struct xpvnv XPVNV;
2181 typedef struct xpvmg XPVMG;
2182 typedef struct xpvlv XPVLV;
2183 typedef struct xpvav XPVAV;
2184 typedef struct xpvhv XPVHV;
2185 typedef struct xpvgv XPVGV;
2186 typedef struct xpvcv XPVCV;
2187 typedef struct xpvbm XPVBM;
2188 typedef struct xpvfm XPVFM;
2189 typedef struct xpvio XPVIO;
2190 typedef struct mgvtbl MGVTBL;
2191 typedef union any ANY;
2192 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2193 typedef struct ptr_tbl PTR_TBL_t;
2194 typedef struct clone_params CLONE_PARAMS;
2198 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2199 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2200 # define USE_64_BIT_RAWIO /* implicit */
2204 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2205 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2206 * however, because operating systems like to do that themself. */
2209 # define FSEEKSIZE LSEEKSIZE
2211 # define FSEEKSIZE LONGSIZE
2215 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2216 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2217 # define USE_64_BIT_STDIO /* implicit */
2221 #ifdef USE_64_BIT_RAWIO
2224 # define Off_t off64_t
2226 # define LSEEKSIZE 8
2228 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2229 * will trigger defines like the ones below. Some 64-bit environments,
2230 * however, do not. Therefore we have to explicitly mix and match. */
2231 # if defined(USE_OPEN64)
2232 # define open open64
2234 # if defined(USE_LSEEK64)
2235 # define lseek lseek64
2237 # if defined(USE_LLSEEK)
2238 # define lseek llseek
2241 # if defined(USE_STAT64)
2242 # define stat stat64
2244 # if defined(USE_FSTAT64)
2245 # define fstat fstat64
2247 # if defined(USE_LSTAT64)
2248 # define lstat lstat64
2250 # if defined(USE_FLOCK64)
2251 # define flock flock64
2253 # if defined(USE_LOCKF64)
2254 # define lockf lockf64
2256 # if defined(USE_FCNTL64)
2257 # define fcntl fcntl64
2259 # if defined(USE_TRUNCATE64)
2260 # define truncate truncate64
2262 # if defined(USE_FTRUNCATE64)
2263 # define ftruncate ftruncate64
2267 #ifdef USE_64_BIT_STDIO
2268 # ifdef HAS_FPOS64_T
2270 # define Fpos_t fpos64_t
2272 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2273 * will trigger defines like the ones below. Some 64-bit environments,
2274 * however, do not. */
2275 # if defined(USE_FOPEN64)
2276 # define fopen fopen64
2278 # if defined(USE_FSEEK64)
2279 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2281 # if defined(USE_FTELL64)
2282 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2284 # if defined(USE_FSETPOS64)
2285 # define fsetpos fsetpos64
2287 # if defined(USE_FGETPOS64)
2288 # define fgetpos fgetpos64
2290 # if defined(USE_TMPFILE64)
2291 # define tmpfile tmpfile64
2293 # if defined(USE_FREOPEN64)
2294 # define freopen freopen64
2298 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2299 # include "iperlsys.h"
2302 #if defined(__OPEN_VM)
2303 # include "vmesa/vmesaish.h"
2304 # define ISHISH "vmesa"
2309 # include "os2ish.h"
2311 # include "dosish.h"
2313 # define ISHISH "dos"
2317 # include "vmsish.h"
2319 # define ISHISH "vms"
2323 # include "./plan9/plan9ish.h"
2324 # define ISHISH "plan9"
2328 # include "mpeix/mpeixish.h"
2329 # define ISHISH "mpeix"
2332 #if defined(__VOS__)
2334 # include "./vos/vosish.h"
2336 # include "vos/vosish.h"
2338 # define ISHISH "vos"
2342 # include "epocish.h"
2343 # define ISHISH "epoc"
2346 #ifdef __SYMBIAN32__
2347 # include "symbian/symbianish.h"
2349 # define ISHISH "symbian"
2352 #if defined(MACOS_TRADITIONAL)
2353 # include "macos/macish.h"
2354 # ifndef NO_ENVIRON_ARRAY
2355 # define NO_ENVIRON_ARRAY
2357 # define ISHISH "macos classic"
2360 #if defined(__BEOS__)
2361 # include "beos/beosish.h"
2362 # define ISHISH "beos"
2366 # include "unixish.h"
2367 # define ISHISH "unix"
2370 /* NSIG logic from Configure --> */
2371 /* Strange style to avoid deeply-nested #if/#else/#endif */
2374 # define NSIG (_NSIG)
2380 # define NSIG (SIGMAX+1)
2386 # define NSIG (SIG_MAX+1)
2392 # define NSIG (_SIG_MAX+1)
2398 # define NSIG (MAXSIG+1)
2404 # define NSIG (MAX_SIG+1)
2409 # ifdef SIGARRAYSIZE
2410 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2416 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2420 /* Default to some arbitrary number that's big enough to get most
2421 of the common signals.
2426 /* <-- NSIG logic from Configure */
2428 #ifndef NO_ENVIRON_ARRAY
2429 # define USE_ENVIRON_ARRAY
2433 * initialise to avoid floating-point exceptions from overflow, etc
2435 #ifndef PERL_FPU_INIT
2436 # ifdef HAS_FPSETMASK
2437 # if HAS_FLOATINGPOINT_H
2438 # include <floatingpoint.h>
2440 # define PERL_FPU_INIT fpsetmask(0);
2442 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2443 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2444 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2445 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2447 # define PERL_FPU_INIT
2452 #ifndef PERL_FPU_PRE_EXEC
2453 # define PERL_FPU_PRE_EXEC {
2454 # define PERL_FPU_POST_EXEC }
2457 #ifndef PERL_SYS_INIT3
2458 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2461 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2462 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2467 # ifdef _POSIX_PATH_MAX
2468 # if PATH_MAX > _POSIX_PATH_MAX
2469 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2470 * included the null byte or not. Later amendments of POSIX,
2471 * XPG4, the Austin Group, and the Single UNIX Specification
2472 * all explicitly include the null byte in the PATH_MAX.
2473 * Ditto for _POSIX_PATH_MAX. */
2474 # define MAXPATHLEN PATH_MAX
2476 # define MAXPATHLEN _POSIX_PATH_MAX
2479 # define MAXPATHLEN (PATH_MAX+1)
2482 # ifdef _POSIX_PATH_MAX
2483 # define MAXPATHLEN _POSIX_PATH_MAX
2485 # define MAXPATHLEN 1024 /* Err on the large side. */
2490 /* In case Configure was not used (we are using a "canned config"
2491 * such as Win32, or a cross-compilation setup, for example) try going
2492 * by the gcc major and minor versions. One useful URL is
2493 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2494 * but contrary to this information warn_unused_result seems
2495 * not to be in gcc 3.3.5, at least. --jhi
2496 * Set these up now otherwise we get confused when some of the <*thread.h>
2497 * includes below indirectly pull in <perlio.h> (which needs to know if we
2498 * have HASATTRIBUTE_FORMAT).
2501 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2502 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2503 # define HASATTRIBUTE_FORMAT
2505 # if __GNUC__ >= 3 /* 3.0 -> */
2506 # define HASATTRIBUTE_MALLOC
2508 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2509 # define HASATTRIBUTE_NONNULL
2511 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2512 # define HASATTRIBUTE_NORETURN
2514 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2515 # define HASATTRIBUTE_PURE
2517 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2518 # define HASATTRIBUTE_UNUSED
2520 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2521 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2525 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2526 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2527 * this results in many functions being undeclared which bothers C++
2528 * May make sense to have threads after "*ish.h" anyway
2531 #if defined(USE_ITHREADS)
2533 # include <nw5thread.h>
2535 # ifdef FAKE_THREADS
2536 # include "fakethr.h"
2539 # include <win32thread.h>
2542 # include "os2thread.h"
2544 # ifdef I_MACH_CTHREADS
2545 # include <mach/cthreads.h>
2546 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2547 # define MUTEX_INIT_CALLS_MALLOC
2549 typedef cthread_t perl_os_thread;
2550 typedef mutex_t perl_mutex;
2551 typedef condition_t perl_cond;
2552 typedef void * perl_key;
2553 # else /* Posix threads */
2555 # include <pthread.h>
2557 typedef pthread_t perl_os_thread;
2558 typedef pthread_mutex_t perl_mutex;
2559 typedef pthread_cond_t perl_cond;
2560 typedef pthread_key_t perl_key;
2561 # endif /* I_MACH_CTHREADS */
2564 # endif /* FAKE_THREADS */
2565 #endif /* NETWARE */
2566 #endif /* USE_ITHREADS */
2573 # include "netware.h"
2576 #define STATUS_UNIX PL_statusvalue
2578 # define STATUS_NATIVE PL_statusvalue_vms
2580 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2581 * its contents can not be trusted. Unfortunately, Perl seems to check
2582 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2585 # include <stsdef.h>
2587 /* Presume this because if VMS changes it, it will require a new
2588 * set of APIs for waiting on children for binary compatibility.
2590 # define child_offset_bits (8)
2591 # ifndef C_FAC_POSIX
2592 # define C_FAC_POSIX 0x35A000
2595 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2596 * platform from the existing UNIX or Native status values.
2599 # define STATUS_EXIT \
2600 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2601 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2604 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2605 * exit code and shifts the UNIX value over the correct number of bits to
2606 * be a child status. Usually the number of bits is 8, but that could be
2607 * platform dependent. The NATIVE status code is presumed to have either
2608 * from a child process.
2611 /* This is complicated. The child processes return a true native VMS
2612 status which must be saved. But there is an assumption in Perl that
2613 the UNIX child status has some relationship to errno values, so
2614 Perl tries to translate it to text in some of the tests.
2615 In order to get the string translation correct, for the error, errno
2616 must be EVMSERR, but that generates a different text message
2617 than what the test programs are expecting. So an errno value must
2618 be derived from the native status value when an error occurs.
2619 That will hide the true native status message. With this version of
2620 perl, the true native child status can always be retrieved so that
2621 is not a problem. But in this case, Pl_statusvalue and errno may
2622 have different values in them.
2625 # define STATUS_NATIVE_CHILD_SET(n) \
2627 I32 evalue = (I32)n; \
2628 if (evalue == EVMSERR) { \
2629 PL_statusvalue_vms = vaxc$errno; \
2630 PL_statusvalue = evalue; \
2632 PL_statusvalue_vms = evalue; \
2633 if (evalue == -1) { \
2634 PL_statusvalue = -1; \
2635 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2637 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2638 set_vaxc_errno(evalue); \
2639 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2640 set_errno(EVMSERR); \
2641 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2642 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2646 # ifdef VMSISH_STATUS
2647 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2649 # define STATUS_CURRENT STATUS_UNIX
2652 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2653 * the NATIVE status to an equivalent value. Can not be used to translate
2654 * exit code values as exit code values are not guaranteed to have any
2655 * relationship at all to errno values.
2656 * This is used when Perl is forcing errno to have a specific value.
2658 # define STATUS_UNIX_SET(n) \
2660 I32 evalue = (I32)n; \
2661 PL_statusvalue = evalue; \
2662 if (PL_statusvalue != -1) { \
2663 if (PL_statusvalue != EVMSERR) { \
2664 PL_statusvalue &= 0xFFFF; \
2665 if (MY_POSIX_EXIT) \
2666 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2667 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2670 PL_statusvalue_vms = vaxc$errno; \
2673 else PL_statusvalue_vms = SS$_ABORT; \
2674 set_vaxc_errno(PL_statusvalue_vms); \
2677 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2678 * the NATIVE error status based on it. It does not assume that
2679 * the UNIX/POSIX exit codes have any relationship to errno, except
2680 * that 0 indicates a success. When in the default mode to comply
2681 * with the Perl VMS documentation, any other code sets the NATIVE
2682 * status to a failure code of SS$_ABORT.
2684 * In the new POSIX EXIT mode, native status will be set so that the
2685 * actual exit code will can be retrieved by the calling program or
2688 * If the exit code is not clearly a UNIX parent or child exit status,
2689 * it will be passed through as a VMS status.
2692 # define STATUS_UNIX_EXIT_SET(n) \
2694 I32 evalue = (I32)n; \
2695 PL_statusvalue = evalue; \
2696 if (evalue != -1) { \
2697 if (evalue <= 0xFF00) { \
2698 if (evalue > 0xFF) \
2699 evalue = (evalue >> child_offset_bits) & 0xFF; \
2701 PL_statusvalue_vms == SS$_NORMAL; \
2703 if (MY_POSIX_EXIT) \
2704 PL_statusvalue_vms = \
2705 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2706 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2708 PL_statusvalue_vms = SS$_ABORT; \
2709 } else { /* forgive them Perl, for they have sinned */ \
2710 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2711 else PL_statusvalue_vms = vaxc$errno; \
2712 /* And obviously used a VMS status value instead of UNIX */ \
2713 PL_statusvalue = EVMSERR; \
2716 else PL_statusvalue_vms = SS$_ABORT; \
2717 set_vaxc_errno(PL_statusvalue_vms); \
2720 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2721 * and sets the NATIVE error status based on it. This special case
2722 * is needed to maintain compatibility with past VMS behavior.
2724 * In the default mode on VMS, this number is passed through as
2725 * both the NATIVE and UNIX status. Which makes it different
2726 * that the STATUS_UNIX_EXIT_SET.
2728 * In the new POSIX EXIT mode, native status will be set so that the
2729 * actual exit code will can be retrieved by the calling program or
2734 # define STATUS_EXIT_SET(n) \
2736 I32 evalue = (I32)n; \
2737 PL_statusvalue = evalue; \
2738 if (MY_POSIX_EXIT) \
2739 PL_statusvalue_vms = \
2740 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2741 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2743 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2744 set_vaxc_errno(PL_statusvalue_vms); \
2748 /* This macro forces a success status */
2749 # define STATUS_ALL_SUCCESS \
2750 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2752 /* This macro forces a failure status */
2753 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2754 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2755 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2758 # define STATUS_NATIVE PL_statusvalue_posix
2759 # if defined(WCOREDUMP)
2760 # define STATUS_NATIVE_CHILD_SET(n) \
2762 PL_statusvalue_posix = (n); \
2763 if (PL_statusvalue_posix == -1) \
2764 PL_statusvalue = -1; \
2767 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2768 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2769 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2772 # elif defined(WIFEXITED)
2773 # define STATUS_NATIVE_CHILD_SET(n) \
2775 PL_statusvalue_posix = (n); \
2776 if (PL_statusvalue_posix == -1) \
2777 PL_statusvalue = -1; \
2780 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2781 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2785 # define STATUS_NATIVE_CHILD_SET(n) \
2787 PL_statusvalue_posix = (n); \
2788 if (PL_statusvalue_posix == -1) \
2789 PL_statusvalue = -1; \
2792 PL_statusvalue_posix & 0xFFFF; \
2796 # define STATUS_UNIX_SET(n) \
2798 PL_statusvalue = (n); \
2799 if (PL_statusvalue != -1) \
2800 PL_statusvalue &= 0xFFFF; \
2802 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2803 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2804 # define STATUS_CURRENT STATUS_UNIX
2805 # define STATUS_EXIT STATUS_UNIX
2806 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2807 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2810 /* flags in PL_exit_flags for nature of exit() */
2811 #define PERL_EXIT_EXPECTED 0x01
2812 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2814 #ifndef MEMBER_TO_FPTR
2815 # define MEMBER_TO_FPTR(name) name
2818 /* format to use for version numbers in file/directory names */
2819 /* XXX move to Configure? */
2820 #ifndef PERL_FS_VER_FMT
2821 # define PERL_FS_VER_FMT "%d.%d.%d"
2824 /* This defines a way to flush all output buffers. This may be a
2825 * performance issue, so we allow people to disable it. Also, if
2826 * we are using stdio, there are broken implementations of fflush(NULL)
2827 * out there, Solaris being the most prominent.
2829 #ifndef PERL_FLUSHALL_FOR_CHILD
2830 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2831 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2834 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2836 # define PERL_FLUSHALL_FOR_CHILD NOOP
2841 #ifndef PERL_WAIT_FOR_CHILDREN
2842 # define PERL_WAIT_FOR_CHILDREN NOOP
2845 /* the traditional thread-unsafe notion of "current interpreter". */
2846 #ifndef PERL_SET_INTERP
2847 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2850 #ifndef PERL_GET_INTERP
2851 # define PERL_GET_INTERP (PL_curinterp)
2854 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2855 # ifdef MULTIPLICITY
2856 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2858 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2862 This replaces the previous %_ "hack" by the "%p" hacks.
2863 All that is required is that the perl source does not
2864 use "%-p" or "%-<number>p" or "%<number>p" formats.
2865 These formats will still work in perl code.
2866 See comments in sv.c for futher details.
2868 -DvdNUMBER=<number> can be used to redefine VDf
2870 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2871 which works properly but gives compiler warnings
2873 Robin Barker 2005-07-14
2877 # define SVf_(n) "-" STRINGIFY(n) "p"
2885 # define SVf32 SVf_(32)
2889 # define SVf256 SVf_(256)
2898 # define VDf STRINGIFY(vdNUMBER) "p"
2908 #ifdef HASATTRIBUTE_FORMAT
2909 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2911 #ifdef HASATTRIBUTE_MALLOC
2912 # define __attribute__malloc__ __attribute__((__malloc__))
2914 #ifdef HASATTRIBUTE_NONNULL
2915 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2917 #ifdef HASATTRIBUTE_NORETURN
2918 # define __attribute__noreturn__ __attribute__((noreturn))
2920 #ifdef HASATTRIBUTE_PURE
2921 # define __attribute__pure__ __attribute__((pure))
2923 #ifdef HASATTRIBUTE_UNUSED
2924 # define __attribute__unused__ __attribute__((unused))
2926 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2927 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2930 /* If we haven't defined the attributes yet, define them to blank. */
2931 #ifndef __attribute__format__
2932 # define __attribute__format__(x,y,z)
2934 #ifndef __attribute__malloc__
2935 # define __attribute__malloc__
2937 #ifndef __attribute__nonnull__
2938 # define __attribute__nonnull__(a)
2940 #ifndef __attribute__noreturn__
2941 # define __attribute__noreturn__
2943 #ifndef __attribute__pure__
2944 # define __attribute__pure__
2946 #ifndef __attribute__unused__
2947 # define __attribute__unused__
2949 #ifndef __attribute__warn_unused_result__
2950 # define __attribute__warn_unused_result__
2953 /* For functions that are marked as __attribute__noreturn__, it's not
2954 appropriate to call return. In either case, include the lint directive.
2956 #ifdef HASATTRIBUTE_NORETURN
2957 # define NORETURN_FUNCTION_END /* NOTREACHED */
2959 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
2962 #ifdef HAS_BUILTIN_EXPECT
2963 # define EXPECT(expr,val) __builtin_expect(expr,val)
2965 # define EXPECT(expr,val) (expr)
2967 #define LIKELY(cond) EXPECT(cond,1)
2968 #define UNLIKELY(cond) EXPECT(cond,0)
2969 #ifdef HAS_BUILTIN_CHOOSE_EXPR
2973 /* Some unistd.h's give a prototype for pause() even though
2974 HAS_PAUSE ends up undefined. This causes the #define
2975 below to be rejected by the compiler. Sigh.
2980 #define Pause() sleep((32767<<16)+32767)
2984 # ifdef IOCPARM_MASK
2985 /* on BSDish systems we're safe */
2986 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2988 # if defined(_IOC_SIZE) && defined(__GLIBC__)
2989 /* on Linux systems we're safe; except when we're not [perl #38223] */
2990 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
2992 /* otherwise guess at what's safe */
2993 # define IOCPARM_LEN(x) 256
2998 #if defined(__CYGWIN__)
3000 * This symbol, if defined, indicates that the program should
3001 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3002 * that a file is in "binary" mode -- that is, that no translation
3003 * of bytes occurs on read or write operations.
3005 # define USEMYBINMODE /**/
3006 # include <io.h> /* for setmode() prototype */
3007 # define my_binmode(fp, iotype, mode) \
3008 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3012 void init_os_extras(void);
3015 #ifdef UNION_ANY_DEFINITION
3016 UNION_ANY_DEFINITION;
3024 void (*any_dptr) (void*);
3025 void (*any_dxptr) (pTHX_ void*);
3029 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3031 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3032 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3033 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3035 #if defined(_AIX) && !defined(_AIX43)
3036 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3037 /* We cannot include <crypt.h> to get the struct crypt_data
3038 * because of setkey prototype problems when threading */
3039 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3040 /* From OSF, Not needed in AIX
3048 #endif /* threading */
3051 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3052 # include "iperlsys.h"
3055 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3056 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3057 * defined by Configure, despite their names being similar to the
3058 * other defines like USE_ITHREADS. Configure in fact knows nothing
3059 * about the randomised hashes. Therefore to enable/disable the hash
3060 * randomisation defines use the Configure -Accflags=... instead. */
3061 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3062 # define USE_HASH_SEED
3072 #include "opnames.h"
3079 #include "warnings.h"
3082 /* Current curly descriptor */
3083 typedef struct curcur CURCUR;
3085 int parenfloor; /* how far back to strip paren data */
3086 int cur; /* how many instances of scan we've matched */
3087 int min; /* the minimal number of scans to match */
3088 int max; /* the maximal number of scans to match */
3089 int minmod; /* whether to work our way up or down */
3090 regnode * scan; /* the thing to match */
3091 regnode * next; /* what has to match after it */
3092 char * lastloc; /* where we started matching this scan */
3093 CURCUR * oldcc; /* current curly before we started this one */
3096 typedef struct _sublex_info SUBLEXINFO;
3097 struct _sublex_info {
3098 I32 super_state; /* lexer state to save */
3099 I32 sub_inwhat; /* "lex_inwhat" to use */
3100 OP *sub_op; /* "lex_op" to use */
3101 char *super_bufptr; /* PL_bufptr that was */
3102 char *super_bufend; /* PL_bufend that was */
3105 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3107 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3108 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3110 typedef I32 CHECKPOINT;
3112 /* Keep next first in this structure, because sv_free_arenas take
3113 advantage of this to share code between the pte arenas and the SV
3115 struct ptr_tbl_ent {
3116 struct ptr_tbl_ent* next;
3122 struct ptr_tbl_ent** tbl_ary;
3127 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3131 #if defined(htonl) && !defined(HAS_HTONL)
3134 #if defined(htons) && !defined(HAS_HTONS)
3137 #if defined(ntohl) && !defined(HAS_NTOHL)
3140 #if defined(ntohs) && !defined(HAS_NTOHS)
3144 #if (BYTEORDER & 0xffff) != 0x4321
3150 #define htons my_swap
3151 #define htonl my_htonl
3152 #define ntohs my_swap
3153 #define ntohl my_ntohl
3156 #if (BYTEORDER & 0xffff) == 0x4321
3165 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3168 #if BYTEORDER != 0x1234
3173 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3174 # define vtohl(x) ((((x)&0xFF)<<24) \
3176 +(((x)&0x0000FF00)<<8) \
3177 +(((x)&0x00FF0000)>>8) )
3178 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3179 # define htovl(x) vtohl(x)
3180 # define htovs(x) vtohs(x)
3182 /* otherwise default to functions in util.c */
3184 short htovs(short n);
3185 short vtohs(short n);
3191 /* *MAX Plus 1. A floating point value.
3192 Hopefully expressed in a way that dodgy floating point can't mess up.
3193 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3195 May find that some broken compiler will want the value cast to I32.
3196 [after the shift, as signed >> may not be as secure as unsigned >>]
3198 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3199 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3200 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3201 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3202 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3204 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3206 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3207 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3208 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3210 /* This may look like unnecessary jumping through hoops, but converting
3211 out of range floating point values to integers *is* undefined behaviour,
3212 and it is starting to bite.
3215 #define I_32(what) (cast_i32((NV)(what)))
3216 #define U_32(what) (cast_ulong((NV)(what)))
3217 #define I_V(what) (cast_iv((NV)(what)))
3218 #define U_V(what) (cast_uv((NV)(what)))
3220 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3221 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3222 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3223 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3224 : ((n) < U32_MAX_P1 ? (U32) (n) \
3225 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3226 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3227 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3228 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3229 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3230 : ((n) < UV_MAX_P1 ? (UV) (n) \
3231 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3234 #define U_S(what) ((U16)U_32(what))
3235 #define U_I(what) ((unsigned int)U_32(what))
3236 #define U_L(what) U_32(what)
3238 /* These do not care about the fractional part, only about the range. */
3239 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3240 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3242 /* Used with UV/IV arguments: */
3243 /* XXXX: need to speed it up */
3244 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3245 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3252 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3253 Uid_t getuid (void);
3254 Uid_t geteuid (void);
3255 Gid_t getgid (void);
3256 Gid_t getegid (void);
3260 #ifndef Perl_debug_log
3261 # define Perl_debug_log PerlIO_stderr()
3264 #ifndef Perl_error_log
3265 # define Perl_error_log (PL_stderrgv \
3266 && isGV(PL_stderrgv) \
3267 && GvIOp(PL_stderrgv) \
3268 && IoOFP(GvIOp(PL_stderrgv)) \
3269 ? IoOFP(GvIOp(PL_stderrgv)) \
3274 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3275 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3276 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3277 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3278 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3279 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3280 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3281 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3282 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3283 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3284 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3285 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3287 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3288 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3289 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3290 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3291 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3292 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3293 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3294 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3295 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3296 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3297 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3298 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3300 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3301 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3302 that something was done? */
3304 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3305 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3306 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3307 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3308 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3309 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3310 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3311 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3312 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3313 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3314 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3315 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3316 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3317 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3318 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3319 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3320 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3321 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3322 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3323 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3324 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3325 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3326 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3327 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3331 # define DEBUG_p_TEST DEBUG_p_TEST_
3332 # define DEBUG_s_TEST DEBUG_s_TEST_
3333 # define DEBUG_l_TEST DEBUG_l_TEST_
3334 # define DEBUG_t_TEST DEBUG_t_TEST_
3335 # define DEBUG_o_TEST DEBUG_o_TEST_
3336 # define DEBUG_c_TEST DEBUG_c_TEST_
3337 # define DEBUG_P_TEST DEBUG_P_TEST_
3338 # define DEBUG_m_TEST DEBUG_m_TEST_
3339 # define DEBUG_f_TEST DEBUG_f_TEST_
3340 # define DEBUG_r_TEST DEBUG_r_TEST_
3341 # define DEBUG_x_TEST DEBUG_x_TEST_
3342 # define DEBUG_u_TEST DEBUG_u_TEST_
3343 # define DEBUG_H_TEST DEBUG_H_TEST_
3344 # define DEBUG_X_TEST DEBUG_X_TEST_
3345 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3346 # define DEBUG_D_TEST DEBUG_D_TEST_
3347 # define DEBUG_S_TEST DEBUG_S_TEST_
3348 # define DEBUG_T_TEST DEBUG_T_TEST_
3349 # define DEBUG_R_TEST DEBUG_R_TEST_
3350 # define DEBUG_J_TEST DEBUG_J_TEST_
3351 # define DEBUG_v_TEST DEBUG_v_TEST_
3352 # define DEBUG_C_TEST DEBUG_C_TEST_
3353 # define DEBUG_A_TEST DEBUG_A_TEST_
3354 # define DEBUG_q_TEST DEBUG_q_TEST_
3356 # define PERL_DEB(a) a
3357 # define PERL_DEBUG(a) if (PL_debug) a
3358 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3359 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3360 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3361 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3362 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3363 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3364 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3366 /* Temporarily turn off memory debugging in case the a
3367 * does memory allocation, either directly or indirectly. */
3368 # define DEBUG_m(a) \
3370 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3373 # define DEBUG__(t, a) \
3375 if (t) STMT_START {a;} STMT_END; \
3378 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3379 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3380 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3381 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3382 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3383 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3384 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3385 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3389 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3390 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3391 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3392 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3393 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3394 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3396 #else /* DEBUGGING */
3398 # define DEBUG_p_TEST (0)
3399 # define DEBUG_s_TEST (0)
3400 # define DEBUG_l_TEST (0)
3401 # define DEBUG_t_TEST (0)
3402 # define DEBUG_o_TEST (0)
3403 # define DEBUG_c_TEST (0)
3404 # define DEBUG_P_TEST (0)
3405 # define DEBUG_m_TEST (0)
3406 # define DEBUG_f_TEST (0)
3407 # define DEBUG_r_TEST (0)
3408 # define DEBUG_x_TEST (0)
3409 # define DEBUG_u_TEST (0)
3410 # define DEBUG_H_TEST (0)
3411 # define DEBUG_X_TEST (0)
3412 # define DEBUG_Xv_TEST (0)
3413 # define DEBUG_D_TEST (0)
3414 # define DEBUG_S_TEST (0)
3415 # define DEBUG_T_TEST (0)
3416 # define DEBUG_R_TEST (0)
3417 # define DEBUG_J_TEST (0)
3418 # define DEBUG_v_TEST (0)
3419 # define DEBUG_C_TEST (0)
3420 # define DEBUG_A_TEST (0)
3421 # define DEBUG_q_TEST (0)
3423 # define PERL_DEB(a)
3424 # define PERL_DEBUG(a)
3439 # define DEBUG_Xv(a)
3448 #endif /* DEBUGGING */
3451 #define DEBUG_SCOPE(where) \
3452 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3453 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3458 /* These constants should be used in preference to raw characters
3459 * when using magic. Note that some perl guts still assume
3460 * certain character properties of these constants, namely that
3461 * isUPPER() and toLOWER() may do useful mappings.
3463 * Update the magic_names table in dump.c when adding/amending these
3466 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3467 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3468 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3469 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3470 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3471 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3473 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3474 #define PERL_MAGIC_env 'E' /* %ENV hash */
3475 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3476 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3477 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3478 #define PERL_MAGIC_isa 'I' /* @ISA array */
3479 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3480 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3481 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3482 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3483 #define PERL_MAGIC_mutex 'm' /* for lock op */
3484 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3485 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3486 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3487 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3488 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3489 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3490 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3491 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3492 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3493 #define PERL_MAGIC_taint 't' /* Taintedness */
3494 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3495 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3496 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3497 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3498 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3499 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3500 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3501 smart parameter vivification */
3502 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3503 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3504 #define PERL_MAGIC_backref '<' /* for weak ref data */
3505 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3506 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3507 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3508 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3511 #ifndef assert /* <assert.h> might have been included somehow */
3512 #define assert(what) PERL_DEB( \
3513 ((what) ? ((void) 0) : \
3514 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3515 "\", line %d", STRINGIFY(what), __LINE__), \
3520 I32 (*uf_val)(pTHX_ IV, SV*);
3521 I32 (*uf_set)(pTHX_ IV, SV*);
3525 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3526 * XS code wanting to be backward compatible can do something
3527 * like the following:
3529 #ifndef PERL_MG_UFUNC
3530 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3533 static PERL_MG_UFUNC(foo_get, index, val)
3543 #ifndef PERL_MG_UFUNC
3544 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3547 /* Fix these up for __STDC__ */
3548 #ifndef DONT_DECLARE_STD
3549 char *mktemp (char*);
3551 double atof (const char*);
3556 /* All of these are in stdlib.h or time.h for ANSI C */
3558 struct tm *gmtime(), *localtime();
3559 #if defined(OEMVS) || defined(__OPEN_VM)
3560 char *(strchr)(), *(strrchr)();
3561 char *(strcpy)(), *(strcat)();
3563 char *strchr(), *strrchr();
3564 char *strcpy(), *strcat();
3566 #endif /* ! STANDARD_C */
3573 double exp (double);
3574 double log (double);
3575 double log10 (double);
3576 double sqrt (double);
3577 double frexp (double,int*);
3578 double ldexp (double,int);
3579 double modf (double,double*);
3580 double sin (double);
3581 double cos (double);
3582 double atan2 (double,double);
3583 double pow (double,double);
3587 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3588 # define NV_INF LDBL_INFINITY
3590 #if !defined(NV_INF) && defined(DBL_INFINITY)
3591 # define NV_INF (NV)DBL_INFINITY
3593 #if !defined(NV_INF) && defined(INFINITY)
3594 # define NV_INF (NV)INFINITY
3596 #if !defined(NV_INF) && defined(INF)
3597 # define NV_INF (NV)INF
3599 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3600 # define NV_INF (NV)HUGE_VALL
3602 #if !defined(NV_INF) && defined(HUGE_VAL)
3603 # define NV_INF (NV)HUGE_VAL
3606 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3607 # if !defined(NV_NAN) && defined(LDBL_NAN)
3608 # define NV_NAN LDBL_NAN
3610 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3611 # define NV_NAN LDBL_QNAN
3613 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3614 # define NV_NAN LDBL_SNAN
3617 #if !defined(NV_NAN) && defined(DBL_NAN)
3618 # define NV_NAN (NV)DBL_NAN
3620 #if !defined(NV_NAN) && defined(DBL_QNAN)
3621 # define NV_NAN (NV)DBL_QNAN
3623 #if !defined(NV_NAN) && defined(DBL_SNAN)
3624 # define NV_NAN (NV)DBL_SNAN
3626 #if !defined(NV_NAN) && defined(QNAN)
3627 # define NV_NAN (NV)QNAN
3629 #if !defined(NV_NAN) && defined(SNAN)
3630 # define NV_NAN (NV)SNAN
3632 #if !defined(NV_NAN) && defined(NAN)
3633 # define NV_NAN (NV)NAN
3637 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3638 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3640 # if !defined(WIN32) && !defined(VMS)
3642 char *crypt (const char*, const char*);
3644 # endif /* !WIN32 */
3645 # endif /* !NeXT && !__NeXT__ */
3646 # ifndef DONT_DECLARE_STD
3648 char *getenv (const char*);
3649 # endif /* !getenv */
3650 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3651 # ifdef _FILE_OFFSET_BITS
3652 # if _FILE_OFFSET_BITS == 64
3653 Off_t lseek (int,Off_t,int);
3657 # endif /* !DONT_DECLARE_STD */
3659 char *getlogin (void);
3661 #endif /* !__cplusplus */
3663 /* Fixme on VMS. This needs to be a run-time, not build time options */
3664 /* Also rename() is affected by this */
3665 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3666 #define UNLINK unlnk
3667 I32 unlnk (pTHX_ const char*);
3669 #define UNLINK PerlLIO_unlink
3672 /* some versions of glibc are missing the setresuid() proto */
3673 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3674 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3676 /* some versions of glibc are missing the setresgid() proto */
3677 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3678 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3681 #ifndef HAS_SETREUID
3682 # ifdef HAS_SETRESUID
3683 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3684 # define HAS_SETREUID
3687 #ifndef HAS_SETREGID
3688 # ifdef HAS_SETRESGID
3689 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3690 # define HAS_SETREGID
3694 /* Sighandler_t defined in iperlsys.h */
3696 #ifdef HAS_SIGACTION
3697 typedef struct sigaction Sigsave_t;
3699 typedef Sighandler_t Sigsave_t;
3710 # define RUNOPS_DEFAULT Perl_runops_debug
3712 # define RUNOPS_DEFAULT Perl_runops_standard
3716 # ifdef MUTEX_INIT_CALLS_MALLOC
3717 # define MALLOC_INIT \
3719 PL_malloc_mutex = NULL; \
3720 MUTEX_INIT(&PL_malloc_mutex); \
3722 # define MALLOC_TERM \
3724 perl_mutex tmp = PL_malloc_mutex; \
3725 PL_malloc_mutex = NULL; \
3726 MUTEX_DESTROY(&tmp); \
3729 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3730 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3733 # define MALLOC_INIT
3734 # define MALLOC_TERM
3737 #if defined(PERL_IMPLICIT_CONTEXT)
3739 struct perl_memory_debug_header;
3740 struct perl_memory_debug_header {
3745 struct perl_memory_debug_header *prev;
3746 struct perl_memory_debug_header *next;
3749 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3750 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3751 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3755 #ifdef PERL_TRACK_MEMPOOL
3756 # define INIT_TRACK_MEMPOOL(header, interp) \
3758 (header).interpreter = (interp); \
3759 (header).prev = (header).next = &(header); \
3762 # define INIT_TRACK_MEMPOOL(header, interp)
3766 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3767 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3768 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3769 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3771 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3772 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3774 /* NeXT has problems with crt0.o globals */
3775 #if defined(__DYNAMIC__) && \
3776 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3777 # if defined(NeXT) || defined(__NeXT)
3778 # include <mach-o/dyld.h>
3779 # define environ (*environ_pointer)
3780 EXT char *** environ_pointer;
3782 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3783 # include <crt_externs.h> /* for the env array */
3784 # define environ (*_NSGetEnviron())
3788 /* VMS and some other platforms don't use the environ array */
3789 # ifdef USE_ENVIRON_ARRAY
3790 # if !defined(DONT_DECLARE_STD) || \
3791 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3794 extern char ** environ; /* environment variables supplied via exec */
3801 /* handy constants */
3802 EXTCONST char PL_warn_uninit[]
3803 INIT("Use of uninitialized value%s%s%s");
3804 EXTCONST char PL_warn_nosemi[]
3805 INIT("Semicolon seems to be missing");
3806 EXTCONST char PL_warn_reserved[]
3807 INIT("Unquoted string \"%s\" may clash with future reserved word");
3808 EXTCONST char PL_warn_nl[]
3809 INIT("Unsuccessful %s on filename containing newline");
3810 EXTCONST char PL_no_wrongref[]
3811 INIT("Can't use %s ref as %s ref");
3812 EXTCONST char PL_no_symref[]
3813 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3814 EXTCONST char PL_no_symref_sv[]
3815 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3816 EXTCONST char PL_no_usym[]
3817 INIT("Can't use an undefined value as %s reference");
3818 EXTCONST char PL_no_aelem[]
3819 INIT("Modification of non-creatable array value attempted, subscript %d");
3820 EXTCONST char PL_no_helem_sv[]
3821 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3822 EXTCONST char PL_no_modify[]
3823 INIT("Modification of a read-only value attempted");
3824 EXTCONST char PL_no_mem[]
3825 INIT("Out of memory!\n");
3826 EXTCONST char PL_no_security[]
3827 INIT("Insecure dependency in %s%s");
3828 EXTCONST char PL_no_sock_func[]
3829 INIT("Unsupported socket function \"%s\" called");
3830 EXTCONST char PL_no_dir_func[]
3831 INIT("Unsupported directory function \"%s\" called");
3832 EXTCONST char PL_no_func[]
3833 INIT("The %s function is unimplemented");
3834 EXTCONST char PL_no_myglob[]
3835 INIT("\"my\" variable %s can't be in a package");
3836 EXTCONST char PL_no_localize_ref[]
3837 INIT("Can't localize through a reference");
3838 EXTCONST char PL_memory_wrap[]
3839 INIT("panic: memory wrap");
3841 EXTCONST char PL_uuemap[65]
3842 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3846 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3847 EXTCONST int PL_sig_num[] = { SIG_NUM };
3849 EXTCONST char* const PL_sig_name[];
3850 EXTCONST int PL_sig_num[];
3853 /* fast conversion and case folding tables */
3857 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3858 0, 1, 2, 3, 4, 5, 6, 7,
3859 8, 9, 10, 11, 12, 13, 14, 15,
3860 16, 17, 18, 19, 20, 21, 22, 23,
3861 24, 25, 26, 27, 28, 29, 30, 31,
3862 32, 33, 34, 35, 36, 37, 38, 39,
3863 40, 41, 42, 43, 44, 45, 46, 47,
3864 48, 49, 50, 51, 52, 53, 54, 55,
3865 56, 57, 58, 59, 60, 61, 62, 63,
3866 64, 65, 66, 67, 68, 69, 70, 71,
3867 72, 73, 74, 75, 76, 77, 78, 79,
3868 80, 81, 82, 83, 84, 85, 86, 87,
3869 88, 89, 90, 91, 92, 93, 94, 95,
3870 96, 97, 98, 99, 100, 101, 102, 103,
3871 104, 105, 106, 107, 108, 109, 110, 111,
3872 112, 113, 114, 115, 116, 117, 118, 119,
3873 120, 121, 122, 123, 124, 125, 126, 127,
3874 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3875 'H', 'I', 138, 139, 140, 141, 142, 143,
3876 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3877 'Q', 'R', 154, 155, 156, 157, 158, 159,
3878 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3879 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3880 176, 177, 178, 179, 180, 181, 182, 183,
3881 184, 185, 186, 187, 188, 189, 190, 191,
3882 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3883 'h', 'i', 202, 203, 204, 205, 206, 207,
3884 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3885 'q', 'r', 218, 219, 220, 221, 222, 223,
3886 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3887 'y', 'z', 234, 235, 236, 237, 238, 239,
3888 240, 241, 242, 243, 244, 245, 246, 247,
3889 248, 249, 250, 251, 252, 253, 254, 255
3891 #else /* ascii rather than ebcdic */
3892 EXTCONST unsigned char PL_fold[] = {
3893 0, 1, 2, 3, 4, 5, 6, 7,
3894 8, 9, 10, 11, 12, 13, 14, 15,
3895 16, 17, 18, 19, 20, 21, 22, 23,
3896 24, 25, 26, 27, 28, 29, 30, 31,
3897 32, 33, 34, 35, 36, 37, 38, 39,
3898 40, 41, 42, 43, 44, 45, 46, 47,
3899 48, 49, 50, 51, 52, 53, 54, 55,
3900 56, 57, 58, 59, 60, 61, 62, 63,
3901 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3902 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3903 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3904 'x', 'y', 'z', 91, 92, 93, 94, 95,
3905 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3906 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3907 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3908 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3909 128, 129, 130, 131, 132, 133, 134, 135,
3910 136, 137, 138, 139, 140, 141, 142, 143,
3911 144, 145, 146, 147, 148, 149, 150, 151,
3912 152, 153, 154, 155, 156, 157, 158, 159,
3913 160, 161, 162, 163, 164, 165, 166, 167,
3914 168, 169, 170, 171, 172, 173, 174, 175,
3915 176, 177, 178, 179, 180, 181, 182, 183,
3916 184, 185, 186, 187, 188, 189, 190, 191,
3917 192, 193, 194, 195, 196, 197, 198, 199,
3918 200, 201, 202, 203, 204, 205, 206, 207,
3919 208, 209, 210, 211, 212, 213, 214, 215,
3920 216, 217, 218, 219, 220, 221, 222, 223,
3921 224, 225, 226, 227, 228, 229, 230, 231,
3922 232, 233, 234, 235, 236, 237, 238, 239,
3923 240, 241, 242, 243, 244, 245, 246, 247,
3924 248, 249, 250, 251, 252, 253, 254, 255
3926 #endif /* !EBCDIC */
3928 EXTCONST unsigned char PL_fold[];
3931 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3933 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3934 0, 1, 2, 3, 4, 5, 6, 7,
3935 8, 9, 10, 11, 12, 13, 14, 15,
3936 16, 17, 18, 19, 20, 21, 22, 23,
3937 24, 25, 26, 27, 28, 29, 30, 31,
3938 32, 33, 34, 35, 36, 37, 38, 39,
3939 40, 41, 42, 43, 44, 45, 46, 47,
3940 48, 49, 50, 51, 52, 53, 54, 55,
3941 56, 57, 58, 59, 60, 61, 62, 63,
3942 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3943 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3944 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3945 'x', 'y', 'z', 91, 92, 93, 94, 95,
3946 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3947 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3948 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3949 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3950 128, 129, 130, 131, 132, 133, 134, 135,
3951 136, 137, 138, 139, 140, 141, 142, 143,
3952 144, 145, 146, 147, 148, 149, 150, 151,
3953 152, 153, 154, 155, 156, 157, 158, 159,
3954 160, 161, 162, 163, 164, 165, 166, 167,
3955 168, 169, 170, 171, 172, 173, 174, 175,
3956 176, 177, 178, 179, 180, 181, 182, 183,
3957 184, 185, 186, 187, 188, 189, 190, 191,
3958 192, 193, 194, 195, 196, 197, 198, 199,
3959 200, 201, 202, 203, 204, 205, 206, 207,
3960 208, 209, 210, 211, 212, 213, 214, 215,
3961 216, 217, 218, 219, 220, 221, 222, 223,
3962 224, 225, 226, 227, 228, 229, 230, 231,
3963 232, 233, 234, 235, 236, 237, 238, 239,
3964 240, 241, 242, 243, 244, 245, 246, 247,
3965 248, 249, 250, 251, 252, 253, 254, 255
3968 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
3970 #endif /* !PERL_GLOBAL_STRUCT */
3974 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3975 1, 2, 84, 151, 154, 155, 156, 157,
3976 165, 246, 250, 3, 158, 7, 18, 29,
3977 40, 51, 62, 73, 85, 96, 107, 118,
3978 129, 140, 147, 148, 149, 150, 152, 153,
3979 255, 6, 8, 9, 10, 11, 12, 13,
3980 14, 15, 24, 25, 26, 27, 28, 226,
3981 29, 30, 31, 32, 33, 43, 44, 45,
3982 46, 47, 48, 49, 50, 76, 77, 78,
3983 79, 80, 81, 82, 83, 84, 85, 86,
3984 87, 94, 95, 234, 181, 233, 187, 190,
3985 180, 96, 97, 98, 99, 100, 101, 102,
3986 104, 112, 182, 174, 236, 232, 229, 103,
3987 228, 226, 114, 115, 116, 117, 118, 119,
3988 120, 121, 122, 235, 176, 230, 194, 162,
3989 130, 131, 132, 133, 134, 135, 136, 137,
3990 138, 139, 201, 205, 163, 217, 220, 224,
3991 5, 248, 227, 244, 242, 255, 241, 231,
3992 240, 253, 16, 197, 19, 20, 21, 187,
3993 23, 169, 210, 245, 237, 249, 247, 239,
3994 168, 252, 34, 196, 36, 37, 38, 39,
3995 41, 42, 251, 254, 238, 223, 221, 213,
3996 225, 177, 52, 53, 54, 55, 56, 57,
3997 58, 59, 60, 61, 63, 64, 65, 66,
3998 67, 68, 69, 70, 71, 72, 74, 75,
3999 205, 208, 186, 202, 200, 218, 198, 179,
4000 178, 214, 88, 89, 90, 91, 92, 93,
4001 217, 166, 170, 207, 199, 209, 206, 204,
4002 160, 212, 105, 106, 108, 109, 110, 111,
4003 203, 113, 216, 215, 192, 175, 193, 243,
4004 172, 161, 123, 124, 125, 126, 127, 128,
4005 222, 219, 211, 195, 188, 193, 185, 184,
4006 191, 183, 141, 142, 143, 144, 145, 146
4008 #else /* ascii rather than ebcdic */
4009 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4010 1, 2, 84, 151, 154, 155, 156, 157,
4011 165, 246, 250, 3, 158, 7, 18, 29,
4012 40, 51, 62, 73, 85, 96, 107, 118,
4013 129, 140, 147, 148, 149, 150, 152, 153,
4014 255, 182, 224, 205, 174, 176, 180, 217,
4015 233, 232, 236, 187, 235, 228, 234, 226,
4016 222, 219, 211, 195, 188, 193, 185, 184,
4017 191, 183, 201, 229, 181, 220, 194, 162,
4018 163, 208, 186, 202, 200, 218, 198, 179,
4019 178, 214, 166, 170, 207, 199, 209, 206,
4020 204, 160, 212, 216, 215, 192, 175, 173,
4021 243, 172, 161, 190, 203, 189, 164, 230,
4022 167, 248, 227, 244, 242, 255, 241, 231,
4023 240, 253, 169, 210, 245, 237, 249, 247,
4024 239, 168, 252, 251, 254, 238, 223, 221,
4025 213, 225, 177, 197, 171, 196, 159, 4,
4026 5, 6, 8, 9, 10, 11, 12, 13,
4027 14, 15, 16, 17, 19, 20, 21, 22,
4028 23, 24, 25, 26, 27, 28, 30, 31,
4029 32, 33, 34, 35, 36, 37, 38, 39,
4030 41, 42, 43, 44, 45, 46, 47, 48,
4031 49, 50, 52, 53, 54, 55, 56, 57,
4032 58, 59, 60, 61, 63, 64, 65, 66,
4033 67, 68, 69, 70, 71, 72, 74, 75,
4034 76, 77, 78, 79, 80, 81, 82, 83,
4035 86, 87, 88, 89, 90, 91, 92, 93,
4036 94, 95, 97, 98, 99, 100, 101, 102,
4037 103, 104, 105, 106, 108, 109, 110, 111,
4038 112, 113, 114, 115, 116, 117, 119, 120,
4039 121, 122, 123, 124, 125, 126, 127, 128,
4040 130, 131, 132, 133, 134, 135, 136, 137,
4041 138, 139, 141, 142, 143, 144, 145, 146
4045 EXTCONST unsigned char PL_freq[];
4050 EXTCONST char* const PL_block_type[] = {
4062 EXTCONST char* PL_block_type[];
4068 /*****************************************************************************/
4069 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4070 /*****************************************************************************/
4071 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4074 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4083 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
4084 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
4085 * it's not really needed.
4088 # define YYTOKENTYPE
4092 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4103 XTERMORDORDOR /* evil hack */
4104 /* update exp_name[] in toke.c if adding to this enum */
4107 enum { /* pass one of these to get_vtbl */
4133 want_vtbl_amagicelem,
4142 /* Note: the lowest 8 bits are reserved for
4143 stuffing into op->op_private */
4144 #define HINT_PRIVATE_MASK 0x000000ff
4145 #define HINT_INTEGER 0x00000001 /* integer pragma */
4146 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4147 #define HINT_LOCALE 0x00000004 /* locale pragma */
4148 #define HINT_BYTES 0x00000008 /* bytes pragma */
4149 /* #define HINT_notused10 0x00000010 */
4150 /* Note: 20,40,80 used for NATIVE_HINTS */
4151 /* currently defined by vms/vmsish.h */
4153 #define HINT_BLOCK_SCOPE 0x00000100
4154 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4155 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4157 /* The HINT_NEW_* constants are used by the overload pragma */
4158 #define HINT_NEW_INTEGER 0x00001000
4159 #define HINT_NEW_FLOAT 0x00002000
4160 #define HINT_NEW_BINARY 0x00004000
4161 #define HINT_NEW_STRING 0x00008000
4162 #define HINT_NEW_RE 0x00010000
4163 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4165 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4166 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4168 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4169 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4171 /* assertions pragma */
4172 #define HINT_ASSERTING 0x01000000
4173 #define HINT_ASSERTIONSSEEN 0x02000000
4175 /* The following are stored in $sort::hints, not in PL_hints */
4176 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4177 #define HINT_SORT_QUICKSORT 0x00000001
4178 #define HINT_SORT_MERGESORT 0x00000002
4179 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4181 /* Various states of the input record separator SV (rs) */
4182 #define RsSNARF(sv) (! SvOK(sv))
4183 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4184 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4185 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4187 /* A struct for keeping various DEBUGGING related stuff,
4188 * neatly packed. Currently only scratch variables for
4189 * constructing debug output are included. Needed always,
4190 * not just when DEBUGGING, though, because of the re extension. c*/
4191 struct perl_debug_pad {
4195 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4196 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4197 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4200 /* Enable variables which are pointers to functions */
4201 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4202 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4203 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4204 char* strend, char* strbeg, I32 minend,
4205 SV* screamer, void* data, U32 flags);
4206 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4207 char *strpos, char *strend,
4209 struct re_scream_pos_data_s *d);
4210 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4211 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4213 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4214 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4215 typedef void (*SVFUNC_t) (pTHX_ SV*);
4216 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4217 typedef void (*XSINIT_t) (pTHX);
4218 typedef void (*ATEXIT_t) (pTHX_ void*);
4219 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4221 /* Set up PERLVAR macros for populating structs */
4222 #define PERLVAR(var,type) type var;
4223 #define PERLVARA(var,n,type) type var[n];
4224 #define PERLVARI(var,type,init) type var;
4225 #define PERLVARIC(var,type,init) type var;
4226 #define PERLVARISC(var,init) const char var[sizeof(init)];
4228 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4229 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4231 /* Interpreter exitlist entry */
4232 typedef struct exitlistentry {
4233 void (*fn) (pTHX_ void*);
4235 } PerlExitListEntry;
4237 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4238 /* These have to be before perlvars.h */
4239 #if !defined(HAS_SIGACTION) && defined(VMS)
4240 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4242 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4243 #if defined(KILL_BY_SIGPRC)
4244 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4247 #ifdef PERL_GLOBAL_STRUCT
4249 # include "perlvars.h"
4253 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4254 EXT struct perl_vars PL_Vars;
4255 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4256 # undef PERL_GET_VARS
4257 # define PERL_GET_VARS() PL_VarsPtr
4258 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4259 # else /* PERL_CORE */
4260 # if !defined(__GNUC__) || !defined(WIN32)
4263 struct perl_vars *PL_VarsPtr;
4264 # define PL_Vars (*((PL_VarsPtr) \
4265 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4266 # endif /* PERL_CORE */
4267 #endif /* PERL_GLOBAL_STRUCT */
4269 #if defined(MULTIPLICITY)
4270 /* If we have multiple interpreters define a struct
4271 holding variables which must be per-interpreter
4272 If we don't have threads anything that would have
4273 be per-thread is per-interpreter.
4276 struct interpreter {
4277 # include "thrdvar.h"
4278 # include "intrpvar.h"
4280 * The following is a buffer where new variables must
4281 * be defined to maintain binary compatibility with previous versions
4283 PERLVARA(object_compatibility,30, char)
4287 struct interpreter {
4290 #endif /* MULTIPLICITY */
4292 typedef void *Thread;
4294 /* Done with PERLVAR macros for now ... */
4301 struct tempsym; /* defined in pp_pack.c */
4306 #ifndef PERL_CALLCONV
4307 # define PERL_CALLCONV
4311 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4312 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4316 /* this has structure inits, so it cannot be included before here */
4319 /* The following must follow proto.h as #defines mess up syntax */
4321 #if !defined(PERL_FOR_X2P)
4322 # include "embedvar.h"
4325 /* Now include all the 'global' variables
4326 * If we don't have threads or multiple interpreters
4327 * these include variables that would have been their struct-s
4330 #define PERLVAR(var,type) EXT type PL_##var;
4331 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4332 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4333 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4334 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4336 #if !defined(MULTIPLICITY)
4338 # include "intrpvar.h"
4339 # include "thrdvar.h"
4344 /* Now all the config stuff is setup we can include embed.h */
4348 #ifndef PERL_GLOBAL_STRUCT
4351 # include "perlvars.h"
4364 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var = {a,b,c,d,e,f,g,h}
4365 /* Like MGVTBL_SET but with the get magic having a const MG* */
4366 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var \
4367 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4369 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4370 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4375 MEMBER_TO_FPTR(Perl_magic_get),
4376 MEMBER_TO_FPTR(Perl_magic_set),
4377 MEMBER_TO_FPTR(Perl_magic_len),
4388 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4390 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4400 MEMBER_TO_FPTR(Perl_magic_setenv),
4402 MEMBER_TO_FPTR(Perl_magic_clearenv),
4437 MEMBER_TO_FPTR(Perl_magic_getsig),
4438 MEMBER_TO_FPTR(Perl_magic_setsig),
4440 MEMBER_TO_FPTR(Perl_magic_clearsig),
4452 MEMBER_TO_FPTR(Perl_magic_sizepack),
4453 MEMBER_TO_FPTR(Perl_magic_wipepack),
4462 MEMBER_TO_FPTR(Perl_magic_getpack),
4463 MEMBER_TO_FPTR(Perl_magic_setpack),
4465 MEMBER_TO_FPTR(Perl_magic_clearpack),
4475 MEMBER_TO_FPTR(Perl_magic_setdbline),
4487 MEMBER_TO_FPTR(Perl_magic_setisa),
4489 MEMBER_TO_FPTR(Perl_magic_setisa),
4499 MEMBER_TO_FPTR(Perl_magic_setisa),
4508 MGVTBL_SET_CONST_MAGIC_GET(
4510 MEMBER_TO_FPTR(Perl_magic_getarylen),
4511 MEMBER_TO_FPTR(Perl_magic_setarylen),
4526 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4535 MEMBER_TO_FPTR(Perl_magic_setmglob),
4546 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4547 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4558 MEMBER_TO_FPTR(Perl_magic_gettaint),
4559 MEMBER_TO_FPTR(Perl_magic_settaint),
4570 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4571 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4582 MEMBER_TO_FPTR(Perl_magic_getvec),
4583 MEMBER_TO_FPTR(Perl_magic_setvec),
4594 MEMBER_TO_FPTR(Perl_magic_getpos),
4595 MEMBER_TO_FPTR(Perl_magic_setpos),
4607 MEMBER_TO_FPTR(Perl_magic_setbm),
4619 MEMBER_TO_FPTR(Perl_magic_setfm),
4630 MEMBER_TO_FPTR(Perl_magic_getuvar),
4631 MEMBER_TO_FPTR(Perl_magic_setuvar),
4642 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4643 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4655 MEMBER_TO_FPTR(Perl_magic_setregexp),
4658 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4668 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4678 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4679 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4691 MEMBER_TO_FPTR(Perl_magic_setamagic),
4694 MEMBER_TO_FPTR(Perl_magic_setamagic),
4703 MEMBER_TO_FPTR(Perl_magic_setamagic),
4706 MEMBER_TO_FPTR(Perl_magic_setamagic),
4718 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4730 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4739 MEMBER_TO_FPTR(Perl_magic_setutf8),
4747 #ifdef USE_LOCALE_COLLATE
4751 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4763 fallback_amg, abs_amg,
4764 bool__amg, nomethod_amg,
4765 string_amg, numer_amg,
4766 add_amg, add_ass_amg,
4767 subtr_amg, subtr_ass_amg,
4768 mult_amg, mult_ass_amg,
4769 div_amg, div_ass_amg,
4770 modulo_amg, modulo_ass_amg,
4771 pow_amg, pow_ass_amg,
4772 lshift_amg, lshift_ass_amg,
4773 rshift_amg, rshift_ass_amg,
4774 band_amg, band_ass_amg,
4775 bor_amg, bor_ass_amg,
4776 bxor_amg, bxor_ass_amg,
4789 repeat_amg, repeat_ass_amg,
4790 concat_amg, concat_ass_amg,
4792 to_sv_amg, to_av_amg,
4793 to_hv_amg, to_gv_amg,
4794 to_cv_amg, iter_amg,
4797 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4800 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4803 #define NofAMmeth max_amg_code
4804 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4807 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4808 /* Names kept in the symbol table. fallback => "()", the rest has
4809 "(" prepended. The only other place in perl which knows about
4810 this convention is AMG_id2name (used for debugging output and
4811 'nomethod' only), the only other place which has it hardwired is
4813 "()", "(abs", /* "fallback" should be the first. */
4814 "(bool", "(nomethod",
4849 EXTCONST char * PL_AMG_names[NofAMmeth];
4850 #endif /* def INITAMAGIC */
4858 CV* table[NofAMmeth];
4861 struct am_table_short {
4866 typedef struct am_table AMT;
4867 typedef struct am_table_short AMTS;
4869 #define AMGfallNEVER 1
4871 #define AMGfallYES 3
4873 #define AMTf_AMAGIC 1
4874 #define AMTf_OVERLOADED 2
4875 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4876 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4877 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4878 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4879 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4880 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4882 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4885 * some compilers like to redefine cos et alia as faster
4886 * (and less accurate?) versions called F_cos et cetera (Quidquid
4887 * latine dictum sit, altum viditur.) This trick collides with
4888 * the Perl overloading (amg). The following #defines fool both.
4893 # define F_atan2_amg atan2_amg
4896 # define F_cos_amg cos_amg
4899 # define F_exp_amg exp_amg
4902 # define F_log_amg log_amg
4905 # define F_pow_amg pow_amg
4908 # define F_sin_amg sin_amg
4911 # define F_sqrt_amg sqrt_amg
4913 #endif /* _FASTMATH */
4915 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4916 PERLDBf_NOOPT | PERLDBf_INTER | \
4917 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4918 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4919 /* No _NONAME, _GOTO, _ASSERTION */
4920 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4921 #define PERLDBf_LINE 0x02 /* Keep line # */
4922 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4923 #define PERLDBf_INTER 0x08 /* Preserve more data for
4924 later inspections */
4925 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4926 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4927 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4928 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4929 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4930 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4931 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4933 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4934 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4935 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4936 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4937 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4938 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4939 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4940 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4941 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4942 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4943 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4945 #ifdef USE_LOCALE_NUMERIC
4947 #define SET_NUMERIC_STANDARD() \
4948 set_numeric_standard();
4950 #define SET_NUMERIC_LOCAL() \
4951 set_numeric_local();
4953 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
4954 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4957 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4959 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4960 bool was_local = PL_numeric_local && IN_LOCALE; \
4961 if (was_local) SET_NUMERIC_STANDARD();
4963 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4964 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4965 if (was_standard) SET_NUMERIC_LOCAL();
4967 #define RESTORE_NUMERIC_LOCAL() \
4968 if (was_local) SET_NUMERIC_LOCAL();
4970 #define RESTORE_NUMERIC_STANDARD() \
4971 if (was_standard) SET_NUMERIC_STANDARD();
4973 #define Atof my_atof
4975 #else /* !USE_LOCALE_NUMERIC */
4977 #define SET_NUMERIC_STANDARD() /**/
4978 #define SET_NUMERIC_LOCAL() /**/
4979 #define IS_NUMERIC_RADIX(a, b) (0)
4980 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4981 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
4982 #define RESTORE_NUMERIC_LOCAL() /**/
4983 #define RESTORE_NUMERIC_STANDARD() /**/
4984 #define Atof my_atof
4985 #define IN_LOCALE_RUNTIME 0
4987 #endif /* !USE_LOCALE_NUMERIC */
4989 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4991 # define strtoll __strtoll /* secret handshake */
4994 # define strtoll _strtoi64 /* secret handshake */
4996 # if !defined(Strtol) && defined(HAS_STRTOLL)
4997 # define Strtol strtoll
4999 # if !defined(Strtol) && defined(HAS_STRTOQ)
5000 # define Strtol strtoq
5002 /* is there atoq() anywhere? */
5004 #if !defined(Strtol) && defined(HAS_STRTOL)
5005 # define Strtol strtol
5008 /* It would be more fashionable to use Strtol() to define atol()
5009 * (as is done for Atoul(), see below) but for backward compatibility
5010 * we just assume atol(). */
5011 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5013 # define atoll _atoi64 /* secret handshake */
5021 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5023 # define strtoull __strtoull /* secret handshake */
5026 # define strtoull _strtoui64 /* secret handshake */
5028 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5029 # define Strtoul strtoull
5031 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5032 # define Strtoul strtouq
5034 /* is there atouq() anywhere? */
5036 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5037 # define Strtoul strtoul
5039 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5040 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5043 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
5047 /* if these never got defined, they need defaults */
5048 #ifndef PERL_SET_CONTEXT
5049 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5052 #ifndef PERL_GET_CONTEXT
5053 # define PERL_GET_CONTEXT PERL_GET_INTERP
5056 #ifndef PERL_GET_THX
5057 # define PERL_GET_THX ((void*)NULL)
5060 #ifndef PERL_SET_THX
5061 # define PERL_SET_THX(t) NOOP
5064 #ifndef PERL_SCRIPT_MODE
5065 #define PERL_SCRIPT_MODE "r"
5069 * Some operating systems are stingy with stack allocation,
5070 * so perl may have to guard against stack overflow.
5072 #ifndef PERL_STACK_OVERFLOW_CHECK
5073 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5077 * Some nonpreemptive operating systems find it convenient to
5078 * check for asynchronous conditions after each op execution.
5079 * Keep this check simple, or it may slow down execution
5084 # ifndef PERL_ASYNC_CHECK
5085 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5089 #ifndef PERL_ASYNC_CHECK
5090 # define PERL_ASYNC_CHECK() NOOP
5094 * On some operating systems, a memory allocation may succeed,
5095 * but put the process too close to the system's comfort limit.
5096 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5099 #ifndef PERL_ALLOC_CHECK
5100 #define PERL_ALLOC_CHECK(p) NOOP
5104 # include <sys/ipc.h>
5105 # include <sys/sem.h>
5106 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5109 struct semid_ds *buf;
5110 unsigned short *array;
5113 # ifdef USE_SEMCTL_SEMUN
5114 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5115 union gccbug_semun {
5117 struct semid_ds *buf;
5118 unsigned short *array;
5121 # define semun gccbug_semun
5123 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5125 # ifdef USE_SEMCTL_SEMID_DS
5126 # ifdef EXTRA_F_IN_SEMUN_BUF
5127 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5129 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5136 * Boilerplate macros for initializing and accessing interpreter-local
5137 * data from C. All statics in extensions should be reworked to use
5138 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5139 * for an example of the use of these macros, and perlxs.pod for more.
5141 * Code that uses these macros is responsible for the following:
5142 * 1. #define MY_CXT_KEY to a unique string, e.g.
5143 * "DynaLoader::_guts" XS_VERSION
5144 * XXX in the current implementation, this string is ignored.
5145 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5146 * all the data that needs to be interpreter-local.
5147 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5148 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5149 * (typically put in the BOOT: section).
5150 * 5. Use the members of the my_cxt_t structure everywhere as
5152 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5156 #if defined(PERL_IMPLICIT_CONTEXT)
5158 /* This must appear in all extensions that define a my_cxt_t structure,
5159 * right after the definition (i.e. at file scope). The non-threads
5160 * case below uses it to declare the data as static. */
5161 #define START_MY_CXT static int my_cxt_index = -1;
5163 /* This declaration should be used within all functions that use the
5164 * interpreter-local data. */
5166 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5167 #define dMY_CXT_INTERP(my_perl) \
5168 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5170 /* Creates and zeroes the per-interpreter data.
5171 * (We allocate my_cxtp in a Perl SV so that it will be released when
5172 * the interpreter goes away.) */
5173 #define MY_CXT_INIT \
5174 my_cxt_t *my_cxtp = \
5175 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5176 #define MY_CXT_INIT_INTERP(my_perl) \
5177 my_cxt_t *my_cxtp = \
5178 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5180 /* Clones the per-interpreter data. */
5181 #define MY_CXT_CLONE \
5182 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5183 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5184 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5186 /* This macro must be used to access members of the my_cxt_t structure.
5187 * e.g. MYCXT.some_data */
5188 #define MY_CXT (*my_cxtp)
5190 /* Judicious use of these macros can reduce the number of times dMY_CXT
5191 * is used. Use is similar to pTHX, aTHX etc. */
5192 #define pMY_CXT my_cxt_t *my_cxtp
5193 #define pMY_CXT_ pMY_CXT,
5194 #define _pMY_CXT ,pMY_CXT
5195 #define aMY_CXT my_cxtp
5196 #define aMY_CXT_ aMY_CXT,
5197 #define _aMY_CXT ,aMY_CXT
5199 #else /* PERL_IMPLICIT_CONTEXT */
5201 #define START_MY_CXT static my_cxt_t my_cxt;
5202 #define dMY_CXT_SV dNOOP
5203 #define dMY_CXT dNOOP
5204 #define MY_CXT_INIT NOOP
5205 #define MY_CXT_CLONE NOOP
5206 #define MY_CXT my_cxt
5208 #define pMY_CXT void
5215 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5226 # include <sys/file.h>
5229 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5230 int flock(int fd, int op);
5234 /* Assume UNIX defaults */
5235 # define O_RDONLY 0000
5236 # define O_WRONLY 0001
5237 # define O_RDWR 0002
5238 # define O_CREAT 0100
5249 #if O_TEXT != O_BINARY
5250 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5251 * that is, you are somehow DOSish. */
5252 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5253 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5254 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5255 /* VOS has O_TEXT != O_BINARY, and they have effect,
5256 * but VOS always uses LF, never CRLF. */
5257 /* If you have O_TEXT different from your O_BINARY but you still are
5258 * not a CRLF shop. */
5259 # undef PERLIO_USING_CRLF
5261 /* If you really are DOSish. */
5262 # define PERLIO_USING_CRLF 1
5268 #ifdef I_SYS_STATVFS
5269 # if defined(PERL_SCO) && !defined(_SVID3)
5272 # include <sys/statvfs.h> /* for f?statvfs() */
5275 # include <sys/mount.h> /* for *BSD f?statfs() */
5278 # include <mntent.h> /* for getmntent() */
5281 # include <sys/statfs.h> /* for some statfs() */
5285 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5287 # include <sys/vfs.h> /* for some statfs() */
5293 # include <ustat.h> /* for ustat() */
5296 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5297 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5299 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5300 # define PERL_MOUNT_NOSUID MNT_NOSUID
5302 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5303 # define PERL_MOUNT_NOSUID MS_NOSUID
5305 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5306 # define PERL_MOUNT_NOSUID M_NOSUID
5309 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5310 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5312 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5313 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5315 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5316 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5318 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5319 # define PERL_MOUNT_NOEXEC M_NOEXEC
5322 #endif /* IAMSUID */
5325 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5328 #ifndef EXEC_ARGV_CAST
5329 #define EXEC_ARGV_CAST(x) x
5332 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5333 int). value returned in pointed-
5335 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5336 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5337 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5338 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5339 #define IS_NUMBER_NAN 0x20 /* this is not */
5341 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5344 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5345 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5346 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5348 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5350 /* to let user control profiling */
5351 #ifdef PERL_GPROF_CONTROL
5352 extern void moncontrol(int);
5353 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5355 #define PERL_GPROF_MONCONTROL(x)
5362 /* ISO 6429 NEL - C1 control NExt Line */
5363 /* See http://www.unicode.org/unicode/reports/tr13/ */
5364 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5365 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5366 # define NEXT_LINE_CHAR 0x15
5368 # define NEXT_LINE_CHAR 0x25
5371 # define NEXT_LINE_CHAR 0x85
5374 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5375 #define UNICODE_LINE_SEPA_0 0xE2
5376 #define UNICODE_LINE_SEPA_1 0x80
5377 #define UNICODE_LINE_SEPA_2 0xA8
5378 #define UNICODE_PARA_SEPA_0 0xE2
5379 #define UNICODE_PARA_SEPA_1 0x80
5380 #define UNICODE_PARA_SEPA_2 0xA9
5382 #ifndef PIPESOCK_MODE
5383 # define PIPESOCK_MODE
5386 #ifndef SOCKET_OPEN_MODE
5387 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5390 #ifndef PIPE_OPEN_MODE
5391 # define PIPE_OPEN_MODE PIPESOCK_MODE
5394 #define PERL_MAGIC_UTF8_CACHESIZE 2
5396 #define PERL_UNICODE_STDIN_FLAG 0x0001
5397 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5398 #define PERL_UNICODE_STDERR_FLAG 0x0004
5399 #define PERL_UNICODE_IN_FLAG 0x0008
5400 #define PERL_UNICODE_OUT_FLAG 0x0010
5401 #define PERL_UNICODE_ARGV_FLAG 0x0020
5402 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5403 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5405 #define PERL_UNICODE_STD_FLAG \
5406 (PERL_UNICODE_STDIN_FLAG | \
5407 PERL_UNICODE_STDOUT_FLAG | \
5408 PERL_UNICODE_STDERR_FLAG)
5410 #define PERL_UNICODE_INOUT_FLAG \
5411 (PERL_UNICODE_IN_FLAG | \
5412 PERL_UNICODE_OUT_FLAG)
5414 #define PERL_UNICODE_DEFAULT_FLAGS \
5415 (PERL_UNICODE_STD_FLAG | \
5416 PERL_UNICODE_INOUT_FLAG | \
5417 PERL_UNICODE_LOCALE_FLAG)
5419 #define PERL_UNICODE_ALL_FLAGS 0x00ff
5421 #define PERL_UNICODE_STDIN 'I'
5422 #define PERL_UNICODE_STDOUT 'O'
5423 #define PERL_UNICODE_STDERR 'E'
5424 #define PERL_UNICODE_STD 'S'
5425 #define PERL_UNICODE_IN 'i'
5426 #define PERL_UNICODE_OUT 'o'
5427 #define PERL_UNICODE_INOUT 'D'
5428 #define PERL_UNICODE_ARGV 'A'
5429 #define PERL_UNICODE_LOCALE 'L'
5430 #define PERL_UNICODE_WIDESYSCALLS 'W'
5432 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5434 /* From sigaction(2) (FreeBSD man page):
5435 * | Signal routines normally execute with the signal that
5436 * | caused their invocation blocked, but other signals may
5438 * Emulation of this behavior (from within Perl) is enabled
5439 * by defining PERL_BLOCK_SIGNALS.
5441 #define PERL_BLOCK_SIGNALS
5443 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5444 # define PERL_BLOCKSIG_ADD(set,sig) \
5445 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5446 # define PERL_BLOCKSIG_BLOCK(set) \
5447 sigprocmask(SIG_BLOCK, &(set), NULL)
5448 # define PERL_BLOCKSIG_UNBLOCK(set) \
5449 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5450 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5452 /* How about the old style of sigblock()? */
5454 #ifndef PERL_BLOCKSIG_ADD
5455 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5457 #ifndef PERL_BLOCKSIG_BLOCK
5458 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5460 #ifndef PERL_BLOCKSIG_UNBLOCK
5461 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5464 /* Use instead of abs() since abs() forces its argument to be an int,
5465 * but also beware since this evaluates its argument twice, so no x++. */
5466 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5468 #if defined(__DECC) && defined(__osf__)
5469 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5472 #define do_open(g, n, l, a, rm, rp, sf) \
5473 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5474 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5475 # define do_exec(cmd) do_exec3(cmd,0,0)
5478 # define do_aexec Perl_do_aexec
5480 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5483 /* and finally... */
5484 #define PERL_PATCHLEVEL_H_IMPLICIT
5485 #include "patchlevel.h"
5486 #undef PERL_PATCHLEVEL_H_IMPLICIT
5528 so that Configure picks them up. */
5530 #endif /* Include guard */