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 #if defined(USE_ITHREADS) && defined(USE_5005THREADS)
41 # include "error: USE_ITHREADS and USE_5005THREADS are incompatible"
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
47 /* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
51 #ifdef PERL_IMPLICIT_SYS
52 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
55 # ifndef PL_OP_SLAB_ALLOC
56 # define PL_OP_SLAB_ALLOC
61 # if !defined(MULTIPLICITY)
66 #ifdef USE_5005THREADS
67 # ifndef PERL_IMPLICIT_CONTEXT
68 # define PERL_IMPLICIT_CONTEXT
72 #if defined(MULTIPLICITY)
73 # ifndef PERL_IMPLICIT_CONTEXT
74 # define PERL_IMPLICIT_CONTEXT
78 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
84 /* Use the reentrant APIs like localtime_r and getpwent_r */
85 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
86 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
87 # define USE_REENTRANT_API
90 /* <--- here ends the logic shared by perl.h and makedef.pl */
93 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
94 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
97 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
104 #ifdef PERL_IMPLICIT_CONTEXT
106 # ifdef USE_5005THREADS
108 # define tTHX register struct perl_thread *
109 # define pTHX register struct perl_thread *thr PERL_UNUSED_DECL
111 # define dTHR dNOOP /* only backward compatibility */
112 # define dTHXa(a) pTHX = (struct perl_thread*)a
114 # ifndef MULTIPLICITY
115 # define MULTIPLICITY
117 # define tTHX PerlInterpreter*
118 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
119 # define aTHX my_perl
120 # define dTHXa(a) pTHX = (tTHX)a
122 # define dTHX pTHX = PERL_GET_THX
135 # undef PERL_TRACK_MEMPOOL
138 #define STATIC static
139 #define CPERLscope(x) x
140 #define CPERLarg void
143 #define PERL_OBJECT_THIS
144 #define _PERL_OBJECT_THIS
145 #define PERL_OBJECT_THIS_
146 #define CALL_FPTR(fptr) (*fptr)
148 #define CALLRUNOPS CALL_FPTR(PL_runops)
149 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
150 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
151 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
152 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
153 #define CALLREGFREE CALL_FPTR(PL_regfree)
156 * Because of backward compatibility reasons the PERL_UNUSED_DECL
157 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
159 * Note that there are C compilers such as MetroWerks CodeWarrior
160 * which do not have an "inlined" way (like the gcc __attribute__) of
161 * marking unused variables (they need e.g. a #pragma) and therefore
162 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
163 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
167 #ifdef PERL_FLEXIBLE_EXCEPTIONS
168 # define CALLPROTECT CALL_FPTR(PL_protect)
171 #if defined(SYMBIAN) && defined(__GNUC__)
173 # define PERL_UNUSED_DECL
175 # define PERL_UNUSED_DECL __attribute__((unused))
179 #ifndef PERL_UNUSED_DECL
180 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
181 # define PERL_UNUSED_DECL __attribute__unused__
183 # define PERL_UNUSED_DECL
188 * for silencing unused variables that are actually used most of the time,
189 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
191 #ifndef PERL_UNUSED_ARG
192 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
194 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
196 # define PERL_UNUSED_ARG(x) ((void)x)
199 #ifndef PERL_UNUSED_VAR
200 # define PERL_UNUSED_VAR(x) ((void)x)
204 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
206 # define PERL_UNUSED_CONTEXT
209 #define NOOP /*EMPTY*/(void)0
210 #if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
211 #define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
213 #define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
217 /* Don't bother defining tTHX and sTHX; using them outside
218 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
224 # define dTHXa(a) dNOOP
237 /* these are only defined for compatibility; should not be used internally */
238 #if !defined(pTHXo) && !defined(PERL_CORE)
240 # define pTHXo_ pTHX_
242 # define aTHXo_ aTHX_
244 # define dTHXoa(x) dTHXa(x)
248 # define pTHXx register PerlInterpreter *my_perl
249 # define pTHXx_ pTHXx,
250 # define aTHXx my_perl
251 # define aTHXx_ aTHXx,
255 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
256 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
257 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
258 #ifdef PERL_IMPLICIT_SYS
264 #undef START_EXTERN_C
268 # define START_EXTERN_C extern "C" {
269 # define END_EXTERN_C }
270 # define EXTERN_C extern "C"
272 # define START_EXTERN_C
273 # define END_EXTERN_C
274 # define EXTERN_C extern
277 /* Some platforms require marking function declarations
278 * for them to be exportable. Used in perlio.h, proto.h
279 * is handled either by the makedef.pl or by defining the
280 * PERL_CALLCONV to be something special. See also the
281 * definition of XS() in XSUB.h. */
282 #ifndef PERL_EXPORT_C
284 # define PERL_EXPORT_C extern "C"
286 # define PERL_EXPORT_C extern
289 #ifndef PERL_XS_EXPORT_C
291 # define PERL_XS_EXPORT_C extern "C"
293 # define PERL_XS_EXPORT_C
297 #ifdef OP_IN_REGISTER
299 # define stringify_immed(s) #s
300 # define stringify(s) stringify_immed(s)
301 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
305 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
306 * g++ allows them but seems to have problems with them
307 * (insane errors ensue). */
308 #if defined(PERL_GCC_PEDANTIC) || (defined(__GNUC__) && defined(__cplusplus))
309 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
310 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
314 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
315 # ifndef PERL_USE_GCC_BRACE_GROUPS
316 # define PERL_USE_GCC_BRACE_GROUPS
321 * STMT_START { statements; } STMT_END;
322 * can be used as a single statement, as in
323 * if (x) STMT_START { ... } STMT_END; else ...
325 * Trying to select a version that gives no warnings...
327 #if !(defined(STMT_START) && defined(STMT_END))
328 # ifdef PERL_USE_GCC_BRACE_GROUPS
329 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
332 /* Now which other defined()s do we need here ??? */
333 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
334 # define STMT_START if (1)
335 # define STMT_END else (void)0
337 # define STMT_START do
338 # define STMT_END while (0)
343 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
344 #define WITH_THR(s) WITH_THX(s)
346 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
347 # define BYTEORDER 0x1234
350 /* Overall memory policy? */
355 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
362 * The following contortions are brought to you on behalf of all the
363 * standards, semi-standards, de facto standards, not-so-de-facto standards
364 * of the world, as well as all the other botches anyone ever thought of.
365 * The basic theory is that if we work hard enough here, the rest of the
366 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
369 /* define this once if either system, instead of cluttering up the src */
370 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
374 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
375 # define STANDARD_C 1
378 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
379 # define DONT_DECLARE_STD 1
382 #if defined(HASVOLATILE) || defined(STANDARD_C)
384 # define VOL /* to temporarily suppress warnings */
386 # define VOL volatile
392 #define TAINT (PL_tainted = TRUE)
393 #define TAINT_NOT (PL_tainted = FALSE)
394 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
395 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
396 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
398 /* XXX All process group stuff is handled in pp_sys.c. Should these
399 defines move there? If so, I could simplify this a lot. --AD 9/96.
401 /* Process group stuff changed from traditional BSD to POSIX.
402 perlfunc.pod documents the traditional BSD-style syntax, so we'll
403 try to preserve that, if possible.
406 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
408 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
409 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
411 # ifdef HAS_SETPGRP2 /* DG/UX */
412 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
416 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
417 # define HAS_SETPGRP /* Well, effectively it does . . . */
420 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
421 our life easier :-) so we'll try it.
424 # define BSD_GETPGRP(pid) getpgid((pid))
426 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
427 # define BSD_GETPGRP(pid) getpgrp((pid))
429 # ifdef HAS_GETPGRP2 /* DG/UX */
430 # define BSD_GETPGRP(pid) getpgrp2((pid))
434 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
435 # define HAS_GETPGRP /* Well, effectively it does . . . */
438 /* These are not exact synonyms, since setpgrp() and getpgrp() may
439 have different behaviors, but perl.h used to define USE_BSDPGRP
440 (prior to 5.003_05) so some extension might depend on it.
442 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
448 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
449 pthread.h must be included before all other header files.
451 #if (defined(USE_5005THREADS) || defined(USE_ITHREADS)) \
452 && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
453 # include <pthread.h>
456 #ifndef _TYPES_ /* If types.h defines this it's easy. */
457 # ifndef major /* Does everyone's types.h define this? */
458 # include <sys/types.h>
472 # include <varargs.h>
476 #ifdef USE_NEXT_CTYPE
478 #if NX_CURRENT_COMPILER_RELEASE >= 500
479 # include <bsd/ctypes.h>
481 # if NX_CURRENT_COMPILER_RELEASE >= 400
482 # include <objc/NXCType.h>
483 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
484 # include <appkit/NXCType.h>
485 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
486 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
488 #else /* !USE_NEXT_CTYPE */
490 #endif /* USE_NEXT_CTYPE */
492 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
504 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
506 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
507 && defined(HAS_STRXFRM)
508 # define USE_LOCALE_COLLATE
510 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
511 # define USE_LOCALE_CTYPE
513 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
514 # define USE_LOCALE_NUMERIC
516 #endif /* !NO_LOCALE && HAS_SETLOCALE */
521 # ifdef PARAM_NEEDS_TYPES
522 # include <sys/types.h>
524 # include <sys/param.h>
527 /* Use all the "standard" definitions? */
528 #if defined(STANDARD_C) && defined(I_STDLIB)
532 /* If this causes problems, set i_unistd=undef in the hint file. */
537 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
538 EXTERN_C int syscall(int, ...);
541 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
542 EXTERN_C int usleep(unsigned int);
545 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
551 /* macros for correct constant construction */
553 # define U16_CONST(x) ((U16)x##U)
555 # define U16_CONST(x) ((U16)x##UL)
559 # define U32_CONST(x) ((U32)x##U)
561 # define U32_CONST(x) ((U32)x##UL)
566 # define U64_CONST(x) ((U64)x##U)
568 # define U64_CONST(x) ((U64)x##UL)
569 # elif QUADKIND == QUAD_IS_LONG_LONG
570 # define U64_CONST(x) ((U64)x##ULL)
571 # else /* best guess we can make */
572 # define U64_CONST(x) ((U64)x##UL)
576 /* byte-swapping functions for big-/little-endian conversion */
577 # define _swab_16_(x) ((U16)( \
578 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
579 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
581 # define _swab_32_(x) ((U32)( \
582 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
583 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
584 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
585 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
588 # define _swab_64_(x) ((U64)( \
589 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
590 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
591 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
592 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
593 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
594 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
595 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
596 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
599 /*----------------------------------------------------------------------------*/
600 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
601 /*----------------------------------------------------------------------------*/
602 # define my_htole16(x) (x)
603 # define my_letoh16(x) (x)
604 # define my_htole32(x) (x)
605 # define my_letoh32(x) (x)
606 # define my_htobe16(x) _swab_16_(x)
607 # define my_betoh16(x) _swab_16_(x)
608 # define my_htobe32(x) _swab_32_(x)
609 # define my_betoh32(x) _swab_32_(x)
611 # define my_htole64(x) (x)
612 # define my_letoh64(x) (x)
613 # define my_htobe64(x) _swab_64_(x)
614 # define my_betoh64(x) _swab_64_(x)
616 # define my_htoles(x) (x)
617 # define my_letohs(x) (x)
618 # define my_htolei(x) (x)
619 # define my_letohi(x) (x)
620 # define my_htolel(x) (x)
621 # define my_letohl(x) (x)
623 # define my_htobes(x) (x)
624 # define my_betohs(x) (x)
625 # elif SHORTSIZE == 2
626 # define my_htobes(x) _swab_16_(x)
627 # define my_betohs(x) _swab_16_(x)
628 # elif SHORTSIZE == 4
629 # define my_htobes(x) _swab_32_(x)
630 # define my_betohs(x) _swab_32_(x)
631 # elif SHORTSIZE == 8
632 # define my_htobes(x) _swab_64_(x)
633 # define my_betohs(x) _swab_64_(x)
635 # define PERL_NEED_MY_HTOBES
636 # define PERL_NEED_MY_BETOHS
639 # define my_htobei(x) (x)
640 # define my_betohi(x) (x)
642 # define my_htobei(x) _swab_16_(x)
643 # define my_betohi(x) _swab_16_(x)
645 # define my_htobei(x) _swab_32_(x)
646 # define my_betohi(x) _swab_32_(x)
648 # define my_htobei(x) _swab_64_(x)
649 # define my_betohi(x) _swab_64_(x)
651 # define PERL_NEED_MY_HTOBEI
652 # define PERL_NEED_MY_BETOHI
655 # define my_htobel(x) (x)
656 # define my_betohl(x) (x)
658 # define my_htobel(x) _swab_16_(x)
659 # define my_betohl(x) _swab_16_(x)
661 # define my_htobel(x) _swab_32_(x)
662 # define my_betohl(x) _swab_32_(x)
664 # define my_htobel(x) _swab_64_(x)
665 # define my_betohl(x) _swab_64_(x)
667 # define PERL_NEED_MY_HTOBEL
668 # define PERL_NEED_MY_BETOHL
670 # define my_htolen(p,n) NOOP
671 # define my_letohn(p,n) NOOP
672 # define my_htoben(p,n) my_swabn(p,n)
673 # define my_betohn(p,n) my_swabn(p,n)
674 /*----------------------------------------------------------------------------*/
675 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
676 /*----------------------------------------------------------------------------*/
677 # define my_htobe16(x) (x)
678 # define my_betoh16(x) (x)
679 # define my_htobe32(x) (x)
680 # define my_betoh32(x) (x)
681 # define my_htole16(x) _swab_16_(x)
682 # define my_letoh16(x) _swab_16_(x)
683 # define my_htole32(x) _swab_32_(x)
684 # define my_letoh32(x) _swab_32_(x)
686 # define my_htobe64(x) (x)
687 # define my_betoh64(x) (x)
688 # define my_htole64(x) _swab_64_(x)
689 # define my_letoh64(x) _swab_64_(x)
691 # define my_htobes(x) (x)
692 # define my_betohs(x) (x)
693 # define my_htobei(x) (x)
694 # define my_betohi(x) (x)
695 # define my_htobel(x) (x)
696 # define my_betohl(x) (x)
698 # define my_htoles(x) (x)
699 # define my_letohs(x) (x)
700 # elif SHORTSIZE == 2
701 # define my_htoles(x) _swab_16_(x)
702 # define my_letohs(x) _swab_16_(x)
703 # elif SHORTSIZE == 4
704 # define my_htoles(x) _swab_32_(x)
705 # define my_letohs(x) _swab_32_(x)
706 # elif SHORTSIZE == 8
707 # define my_htoles(x) _swab_64_(x)
708 # define my_letohs(x) _swab_64_(x)
710 # define PERL_NEED_MY_HTOLES
711 # define PERL_NEED_MY_LETOHS
714 # define my_htolei(x) (x)
715 # define my_letohi(x) (x)
717 # define my_htolei(x) _swab_16_(x)
718 # define my_letohi(x) _swab_16_(x)
720 # define my_htolei(x) _swab_32_(x)
721 # define my_letohi(x) _swab_32_(x)
723 # define my_htolei(x) _swab_64_(x)
724 # define my_letohi(x) _swab_64_(x)
726 # define PERL_NEED_MY_HTOLEI
727 # define PERL_NEED_MY_LETOHI
730 # define my_htolel(x) (x)
731 # define my_letohl(x) (x)
733 # define my_htolel(x) _swab_16_(x)
734 # define my_letohl(x) _swab_16_(x)
736 # define my_htolel(x) _swab_32_(x)
737 # define my_letohl(x) _swab_32_(x)
739 # define my_htolel(x) _swab_64_(x)
740 # define my_letohl(x) _swab_64_(x)
742 # define PERL_NEED_MY_HTOLEL
743 # define PERL_NEED_MY_LETOHL
745 # define my_htolen(p,n) my_swabn(p,n)
746 # define my_letohn(p,n) my_swabn(p,n)
747 # define my_htoben(p,n) NOOP
748 # define my_betohn(p,n) NOOP
749 /*----------------------------------------------------------------------------*/
750 # else /* all other byte-orders */
751 /*----------------------------------------------------------------------------*/
752 # define PERL_NEED_MY_HTOLE16
753 # define PERL_NEED_MY_LETOH16
754 # define PERL_NEED_MY_HTOBE16
755 # define PERL_NEED_MY_BETOH16
756 # define PERL_NEED_MY_HTOLE32
757 # define PERL_NEED_MY_LETOH32
758 # define PERL_NEED_MY_HTOBE32
759 # define PERL_NEED_MY_BETOH32
761 # define PERL_NEED_MY_HTOLE64
762 # define PERL_NEED_MY_LETOH64
763 # define PERL_NEED_MY_HTOBE64
764 # define PERL_NEED_MY_BETOH64
766 # define PERL_NEED_MY_HTOLES
767 # define PERL_NEED_MY_LETOHS
768 # define PERL_NEED_MY_HTOBES
769 # define PERL_NEED_MY_BETOHS
770 # define PERL_NEED_MY_HTOLEI
771 # define PERL_NEED_MY_LETOHI
772 # define PERL_NEED_MY_HTOBEI
773 # define PERL_NEED_MY_BETOHI
774 # define PERL_NEED_MY_HTOLEL
775 # define PERL_NEED_MY_LETOHL
776 # define PERL_NEED_MY_HTOBEL
777 # define PERL_NEED_MY_BETOHL
778 /*----------------------------------------------------------------------------*/
779 # endif /* end of byte-order macros */
780 /*----------------------------------------------------------------------------*/
782 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
783 at least on FreeBSD. YMMV, so experiment. */
784 #ifndef PERL_ARENA_SIZE
785 #define PERL_ARENA_SIZE 4080
788 #endif /* PERL_CORE */
790 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
791 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
794 /* Cannot include embed.h here on Win32 as win32.h has not
795 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
797 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
801 #define MEM_SIZE Size_t
803 /* Round all values passed to malloc up, by default to a multiple of
806 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
807 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
810 #if defined(STANDARD_C) && defined(I_STDDEF)
812 # define STRUCT_OFFSET(s,m) offsetof(s,m)
814 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
817 #if defined(I_STRING) || defined(__cplusplus)
820 # include <strings.h>
823 /* This comes after <stdlib.h> so we don't try to change the standard
824 * library prototypes; we'll use our own in proto.h instead. */
827 # ifdef PERL_POLLUTE_MALLOC
828 # ifndef PERL_EXTMALLOC_DEF
829 # define Perl_malloc malloc
830 # define Perl_calloc calloc
831 # define Perl_realloc realloc
832 # define Perl_mfree free
835 # define EMBEDMYMALLOC /* for compatibility */
838 # define safemalloc Perl_malloc
839 # define safecalloc Perl_calloc
840 # define saferealloc Perl_realloc
841 # define safefree Perl_mfree
842 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
843 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
846 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
847 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
848 # define panic_write2(s) write(2, s, strlen(s))
849 # define CHECK_MALLOC_TAINT(newval) \
850 CHECK_MALLOC_TOO_LATE_FOR_( \
852 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
854 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
855 if (doing_taint(argc,argv,env)) { \
856 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
859 # define safemalloc safesysmalloc
860 # define safecalloc safesyscalloc
861 # define saferealloc safesysrealloc
862 # define safefree safesysfree
863 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
864 # define CHECK_MALLOC_TAINT(newval) ((void)0)
865 # define MALLOC_CHECK_TAINT(argc,argv,env)
866 #endif /* MYMALLOC */
868 #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)
869 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
870 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
871 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
873 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
875 #define strrchr rindex
883 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
885 extern char * memcpy (char*, char*, int);
891 # define memcpy(d,s,l) bcopy(s,d,l)
893 # define memcpy(d,s,l) my_bcopy(s,d,l)
896 #endif /* HAS_MEMCPY */
899 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
901 extern char *memset (char*, int, int);
906 # define memset(d,c,l) my_memset(d,c,l)
907 #endif /* HAS_MEMSET */
909 #if !defined(HAS_MEMMOVE) && !defined(memmove)
910 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
911 # define memmove(d,s,l) bcopy(s,d,l)
913 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
914 # define memmove(d,s,l) memcpy(d,s,l)
916 # define memmove(d,s,l) my_bcopy(s,d,l)
921 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
925 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
926 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
928 extern int memcmp (char*, char*, int);
932 # pragma function(memcmp)
936 # define memcmp my_memcmp
938 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
942 # define memzero(d,l) memset(d,0,l)
945 # define memzero(d,l) bzero(d,l)
947 # define memzero(d,l) my_bzero(d,l)
955 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
962 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
964 #endif /* !HAS_BCMP */
967 # include <netinet/in.h>
971 # include <arpa/inet.h>
974 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
975 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
976 * (the neo-BSD seem to do this). */
981 # include <sys/stat.h>
984 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
985 like UTekV) are broken, sometimes giving false positives. Undefine
986 them here and let the code below set them to proper values.
988 The ghs macro stands for GreenHills Software C-1.8.5 which
989 is the C compiler for sysV88 and the various derivatives.
990 This header file bug is corrected in gcc-2.5.8 and later versions.
991 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
993 #if defined(uts) || (defined(m88k) && defined(ghs))
1007 # ifdef I_SYS_TIME_KERNEL
1010 # include <sys/time.h>
1011 # ifdef I_SYS_TIME_KERNEL
1016 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1017 # include <sys/times.h>
1020 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1021 # undef HAS_STRERROR
1026 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1027 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1030 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1031 * This is important for using IPv6.
1032 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1033 * a bad idea since it breaks send() and recv(). */
1034 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1035 # define _SOCKADDR_LEN
1038 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1039 # include <sys/socket.h>
1040 # if defined(USE_SOCKS) && defined(I_SOCKS)
1041 # if !defined(INCLUDE_PROTOTYPES)
1042 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1043 # define PERL_SOCKS_NEED_PROTOTYPES
1045 # ifdef USE_5005THREADS
1046 # define PERL_USE_THREADS /* store our value */
1047 # undef USE_5005THREADS
1050 # ifdef USE_5005THREADS
1051 # undef USE_5005THREADS /* socks.h does this on its own */
1053 # ifdef PERL_USE_THREADS
1054 # define USE_5005THREADS /* restore our value */
1055 # undef PERL_USE_THREADS
1057 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1058 # undef INCLUDE_PROTOTYPES
1059 # undef PERL_SOCKS_NEED_PROTOTYPES
1070 # include <net/errno.h>
1075 /* sockatmark() is so new (2001) that many places might have it hidden
1076 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1077 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1078 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1079 # if defined(__THROW) && defined(__GLIBC__)
1080 int sockatmark(int) __THROW;
1082 int sockatmark(int);
1086 #if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED) /* Tru64 "cxx" (C++), see hints/dec_osf.sh for why the _XOPEN_SOURCE_EXTENDED cannot be defined. */
1087 EXTERN_C int fchdir(int);
1088 EXTERN_C int flock(int, int);
1089 EXTERN_C int fseeko(FILE *, off_t, int);
1090 EXTERN_C off_t ftello(FILE *);
1093 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1094 EXTERN_C char *crypt(const char *, const char *);
1095 EXTERN_C char **environ;
1098 #if defined(__CYGWIN__) && defined(__cplusplus)
1099 EXTERN_C char *crypt(const char *, const char *);
1102 #if defined(__OpenBSD__) && defined(__cplusplus)
1103 EXTERN_C char **environ;
1107 # undef SETERRNO /* SOCKS might have defined this */
1111 # define SETERRNO(errcode,vmserrcode) \
1113 set_errno(errcode); \
1114 set_vaxc_errno(vmserrcode); \
1116 # define LIB_INVARG LIB$_INVARG
1117 # define RMS_DIR RMS$_DIR
1118 # define RMS_FAC RMS$_FAC
1119 # define RMS_FEX RMS$_FEX
1120 # define RMS_FNF RMS$_FNF
1121 # define RMS_IFI RMS$_IFI
1122 # define RMS_ISI RMS$_ISI
1123 # define RMS_PRV RMS$_PRV
1124 # define SS_ACCVIO SS$_ACCVIO
1125 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1126 # define SS_IVCHAN SS$_IVCHAN
1127 # define SS_NORMAL SS$_NORMAL
1129 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1130 # define LIB_INVARG 0
1138 # define SS_ACCVIO 0
1139 # define SS_DEVOFFLINE 0
1140 # define SS_IVCHAN 0
1141 # define SS_NORMAL 0
1144 #ifdef USE_5005THREADS
1145 # define ERRSV (thr->errsv)
1146 # define DEFSV THREADSV(0)
1147 # define SAVE_DEFSV save_threadsv(0)
1149 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1150 # define ERRSV GvSV(PL_errgv)
1151 # define DEFSV GvSVn(PL_defgv)
1152 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1153 #endif /* USE_5005THREADS */
1155 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1158 extern int errno; /* ANSI allows errno to be an lvalue expr.
1159 * For example in multithreaded environments
1160 * something like this might happen:
1161 * extern int *_errno(void);
1162 * #define errno (*_errno()) */
1167 char *strerror (int,...);
1169 #ifndef DONT_DECLARE_STD
1170 char *strerror (int);
1174 # define Strerror strerror
1177 # ifdef HAS_SYS_ERRLIST
1178 extern int sys_nerr;
1179 extern char *sys_errlist[];
1181 # define Strerror(e) \
1182 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1189 # include <sys/ioctl.h>
1193 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1194 # ifdef HAS_SOCKETPAIR
1195 # undef HAS_SOCKETPAIR
1202 #ifndef HAS_SOCKETPAIR
1204 # define socketpair Perl_my_socketpair
1209 # define htoni htons
1210 # define ntohi ntohs
1212 # define htoni htonl
1213 # define ntohi ntohl
1216 /* Configure already sets Direntry_t */
1217 #if defined(I_DIRENT)
1218 # include <dirent.h>
1219 /* NeXT needs dirent + sys/dir.h */
1220 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1221 # include <sys/dir.h>
1225 # include <sys/ndir.h>
1229 # include <ndir.h> /* may be wrong in the future */
1231 # include <sys/dir.h>
1244 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1246 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1251 * The following gobbledygook brought to you on behalf of __STDC__.
1252 * (I could just use #ifndef __STDC__, but this is more bulletproof
1253 * in the face of half-implementations.)
1256 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1257 #include <sys/mode.h>
1262 # define S_IFMT _S_IFMT
1264 # define S_IFMT 0170000
1269 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1273 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1278 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1280 # define S_ISBLK(m) (0)
1285 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1290 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1292 # define S_ISFIFO(m) (0)
1298 # define S_ISLNK(m) _S_ISLNK(m)
1301 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1304 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1306 # define S_ISLNK(m) (0)
1314 # define S_ISSOCK(m) _S_ISSOCK(m)
1317 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1320 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1322 # define S_ISSOCK(m) (0)
1330 # define S_IRUSR S_IREAD
1331 # define S_IWUSR S_IWRITE
1332 # define S_IXUSR S_IEXEC
1334 # define S_IRUSR 0400
1335 # define S_IWUSR 0200
1336 # define S_IXUSR 0100
1342 # define S_IRGRP (S_IRUSR>>3)
1343 # define S_IWGRP (S_IWUSR>>3)
1344 # define S_IXGRP (S_IXUSR>>3)
1346 # define S_IRGRP 0040
1347 # define S_IWGRP 0020
1348 # define S_IXGRP 0010
1354 # define S_IROTH (S_IRUSR>>6)
1355 # define S_IWOTH (S_IWUSR>>6)
1356 # define S_IXOTH (S_IXUSR>>6)
1358 # define S_IROTH 0040
1359 # define S_IWOTH 0020
1360 # define S_IXOTH 0010
1365 # define S_ISUID 04000
1369 # define S_ISGID 02000
1373 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1377 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1381 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1384 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1385 * which would get included through <sys/file.h >, but that is 3000
1386 * lines in the future. --jhi */
1388 #if !defined(S_IREAD) && !defined(__BEOS__)
1389 # define S_IREAD S_IRUSR
1392 #if !defined(S_IWRITE) && !defined(__BEOS__)
1393 # define S_IWRITE S_IWUSR
1397 # define S_IEXEC S_IXUSR
1404 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1405 # define SLOPPYDIVIDE
1412 #ifdef SPRINTF_E_BUG
1413 # define sprintf UTS_sprintf_wrap
1416 /* For the times when you want the return value of sprintf, and you want it
1417 to be the length. Can't have a thread variable passed in, because C89 has
1420 #ifdef SPRINTF_RETURNS_STRLEN
1421 # define my_sprintf sprintf
1423 # define my_sprintf Perl_my_sprintf
1427 * If we have v?snprintf() and the C99 variadic macros, we can just
1428 * use just the v?snprintf(). It is nice to try to trap the buffer
1429 * overflow, however, so if we are DEBUGGING, and we cannot use the
1430 * gcc statement expressions, then use the function wrappers which try
1431 * to trap the overflow. If we can use the gcc statement expressions,
1432 * we can try that even with the version that uses the C99 variadic
1436 /* Note that we do not check against snprintf()/vsnprintf() returning
1437 * negative values because that is non-standard behaviour and we use
1438 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1439 * that should be true only if the snprintf()/vsnprintf() are true
1440 * to the standard. */
1442 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1443 # ifdef PERL_USE_GCC_BRACE_GROUPS
1444 # define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1445 # define PERL_MY_SNPRINTF_GUARDED
1447 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1450 # define my_snprintf Perl_my_snprintf
1451 # define PERL_MY_SNPRINTF_GUARDED
1454 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1455 # ifdef PERL_USE_GCC_BRACE_GROUPS
1456 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1457 # define PERL_MY_VSNPRINTF_GUARDED
1459 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1462 # define my_vsnprintf Perl_my_vsnprintf
1463 # define PERL_MY_VSNPRINTF_GUARDED
1467 # define my_strlcat strlcat
1469 # define my_strlcat Perl_my_strlcat
1473 # define my_strlcpy strlcpy
1475 # define my_strlcpy Perl_my_strlcpy
1478 /* Configure gets this right but the UTS compiler gets it wrong.
1479 -- Hal Morris <hom00@utsglobal.com> */
1482 # define UVTYPE unsigned
1486 The IV type is supposed to be long enough to hold any integral
1488 --Andy Dougherty August 1996
1494 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1495 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1496 # define IV_MAX INT64_MAX
1497 # define IV_MIN INT64_MIN
1498 # define UV_MAX UINT64_MAX
1500 # define UINT64_MIN 0
1502 # define UV_MIN UINT64_MIN
1504 # define IV_MAX PERL_QUAD_MAX
1505 # define IV_MIN PERL_QUAD_MIN
1506 # define UV_MAX PERL_UQUAD_MAX
1507 # define UV_MIN PERL_UQUAD_MIN
1512 # if defined(INT32_MAX) && IVSIZE == 4
1513 # define IV_MAX INT32_MAX
1514 # define IV_MIN INT32_MIN
1515 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1516 # define UV_MAX UINT32_MAX
1518 # define UV_MAX 4294967295U
1521 # define UINT32_MIN 0
1523 # define UV_MIN UINT32_MIN
1525 # define IV_MAX PERL_LONG_MAX
1526 # define IV_MIN PERL_LONG_MIN
1527 # define UV_MAX PERL_ULONG_MAX
1528 # define UV_MIN PERL_ULONG_MIN
1544 # undef PERL_NEED_MY_HTOLE64
1545 # undef PERL_NEED_MY_LETOH64
1546 # undef PERL_NEED_MY_HTOBE64
1547 # undef PERL_NEED_MY_BETOH64
1550 #if defined(uts) || defined(UTS)
1552 # define UV_MAX (4294967295u)
1555 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1556 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1558 #ifndef NO_PERL_PRESERVE_IVUV
1559 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1563 * The macros INT2PTR and NUM2PTR are (despite their names)
1564 * bi-directional: they will convert int/float to or from pointers.
1565 * However the conversion to int/float are named explicitly:
1566 * PTR2IV, PTR2UV, PTR2NV.
1568 * For int conversions we do not need two casts if pointers are
1569 * the same size as IV and UV. Otherwise we need an explicit
1570 * cast (PTRV) to avoid compiler warnings.
1572 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1574 # define INT2PTR(any,d) (any)(d)
1576 # if PTRSIZE == LONGSIZE
1577 # define PTRV unsigned long
1578 # define PTR2ul(p) (unsigned long)(p)
1580 # define PTRV unsigned
1585 # define INT2PTR(any,d) (any)(PTRV)(d)
1589 # define PTR2ul(p) INT2PTR(unsigned long,p)
1592 #define NUM2PTR(any,d) (any)(PTRV)(d)
1593 #define PTR2IV(p) INT2PTR(IV,p)
1594 #define PTR2UV(p) INT2PTR(UV,p)
1595 #define PTR2NV(p) NUM2PTR(NV,p)
1596 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1598 /* According to strict ANSI C89 one cannot freely cast between
1599 * data pointers and function (code) pointers. There are at least
1600 * two ways around this. One (used below) is to do two casts,
1601 * first the other pointer to an (unsigned) integer, and then
1602 * the integer to the other pointer. The other way would be
1603 * to use unions to "overlay" the pointers. For an example of
1604 * the latter technique, see union dirpu in struct xpvio in sv.h.
1605 * The only feasible use is probably temporarily storing
1606 * function pointers in a data pointer (such as a void pointer). */
1608 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1609 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1611 #ifdef USE_LONG_DOUBLE
1612 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1613 # define LONG_DOUBLE_EQUALS_DOUBLE
1615 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1616 # undef USE_LONG_DOUBLE /* Ouch! */
1621 /* Use an overridden DBL_DIG */
1625 # define DBL_DIG OVR_DBL_DIG
1627 /* The following is all to get DBL_DIG, in order to pick a nice
1628 default value for printing floating point numbers in Gconvert
1629 (see config.h). (It also has other uses, such as figuring out if
1630 a given precision of printing can be done with a double instead of
1631 a long double - Allen).
1640 #define DBL_DIG 15 /* A guess that works lots of places */
1647 #define DBL_DIG 15 /* A guess that works lots of places */
1651 /* Use an overridden LDBL_DIG */
1655 # define LDBL_DIG OVR_LDBL_DIG
1657 /* The following is all to get LDBL_DIG, in order to pick a nice
1658 default value for printing floating point numbers in Gconvert.
1662 # include <limits.h>
1667 # ifndef HAS_LDBL_DIG
1668 # if LONG_DOUBLESIZE == 10
1669 # define LDBL_DIG 18 /* assume IEEE */
1671 # if LONG_DOUBLESIZE == 12
1672 # define LDBL_DIG 18 /* gcc? */
1674 # if LONG_DOUBLESIZE == 16
1675 # define LDBL_DIG 33 /* assume IEEE */
1677 # if LONG_DOUBLESIZE == DOUBLESIZE
1678 # define LDBL_DIG DBL_DIG /* bummer */
1687 * This is for making sure we have a good DBL_MAX value, if possible,
1688 * either for usage as NV_MAX or for usage in figuring out if we can
1689 * fit a given long double into a double, if bug-fixing makes it
1690 * necessary to do so. - Allen <allens@cpan.org>
1694 # include <limits.h>
1698 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1699 # include <values.h>
1700 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1701 # define DBL_MAX MAXDOUBLE
1703 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1704 # define DBL_MIN MINDOUBLE
1707 #endif /* defined(I_VALUES) */
1712 # include <ieeefp.h>
1715 #ifdef USE_LONG_DOUBLE
1717 # include <sunmath.h>
1719 # define NV_DIG LDBL_DIG
1720 # ifdef LDBL_MANT_DIG
1721 # define NV_MANT_DIG LDBL_MANT_DIG
1724 # define NV_MIN LDBL_MIN
1727 # define NV_MAX LDBL_MAX
1729 # ifdef LDBL_MIN_10_EXP
1730 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1732 # ifdef LDBL_MAX_10_EXP
1733 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1735 # ifdef LDBL_EPSILON
1736 # define NV_EPSILON LDBL_EPSILON
1739 # define NV_MAX LDBL_MAX
1740 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1743 # define NV_MAX HUGE_VALL
1746 # define NV_MAX ((NV)HUGE_VAL)
1751 # define Perl_cos cosl
1752 # define Perl_sin sinl
1753 # define Perl_sqrt sqrtl
1754 # define Perl_exp expl
1755 # define Perl_log logl
1756 # define Perl_atan2 atan2l
1757 # define Perl_pow powl
1758 # define Perl_floor floorl
1759 # define Perl_ceil ceill
1760 # define Perl_fmod fmodl
1762 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1764 # define Perl_modf(x,y) modfl(x,y)
1765 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1766 prototype in <math.h> */
1767 # ifndef HAS_MODFL_PROTO
1768 EXTERN_C long double modfl(long double, long double *);
1771 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1772 extern long double Perl_my_modfl(long double x, long double *ip);
1773 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1777 # define Perl_frexp(x,y) frexpl(x,y)
1779 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1780 extern long double Perl_my_frexpl(long double x, int *e);
1781 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1786 # define Perl_isnan(x) isnanl(x)
1791 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1795 # define NV_DIG DBL_DIG
1796 # ifdef DBL_MANT_DIG
1797 # define NV_MANT_DIG DBL_MANT_DIG
1800 # define NV_MIN DBL_MIN
1803 # define NV_MAX DBL_MAX
1805 # ifdef DBL_MIN_10_EXP
1806 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1808 # ifdef DBL_MAX_10_EXP
1809 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1812 # define NV_EPSILON DBL_EPSILON
1814 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1815 # define NV_MAX DBL_MAX
1816 # define NV_MIN DBL_MIN
1819 # define NV_MAX HUGE_VAL
1822 # define Perl_cos cos
1823 # define Perl_sin sin
1824 # define Perl_sqrt sqrt
1825 # define Perl_exp exp
1826 # define Perl_log log
1827 # define Perl_atan2 atan2
1828 # define Perl_pow pow
1829 # define Perl_floor floor
1830 # define Perl_ceil ceil
1831 # define Perl_fmod fmod
1832 # define Perl_modf(x,y) modf(x,y)
1833 # define Perl_frexp(x,y) frexp(x,y)
1836 /* rumor has it that Win32 has _fpclass() */
1838 /* SGI has fpclassl... but not with the same result values,
1839 * and it's via a typedef (not via #define), so will need to redo Configure
1840 * to use. Not worth the trouble, IMO, at least until the below is used
1841 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1842 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1843 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1845 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1847 # include <ieeefp.h>
1852 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1853 # define Perl_fp_class() fpclassl(x)
1855 # define Perl_fp_class() fpclass(x)
1857 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1858 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1859 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1860 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1861 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1862 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1863 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1864 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1865 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1866 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1867 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1868 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1869 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1870 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1871 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1874 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1876 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1877 # include <fp_class.h>
1879 # define Perl_fp_class(x) fp_class(x)
1880 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1881 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1882 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1883 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1884 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1885 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1886 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1887 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1888 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1889 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1890 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1891 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1892 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1893 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1894 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1897 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1899 # define Perl_fp_class(x) fpclassify(x)
1900 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1901 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1902 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1903 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1904 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1907 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1910 # define Perl_fp_class(x) class(x)
1912 # define Perl_fp_class(x) _class(x)
1914 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1915 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1916 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1917 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1918 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1919 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1920 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1921 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1922 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1923 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1924 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1925 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1926 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1927 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1928 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1931 /* rumor has it that Win32 has _isnan() */
1935 # define Perl_isnan(x) isnan((NV)x)
1937 # ifdef Perl_fp_class_nan
1938 # define Perl_isnan(x) Perl_fp_class_nan(x)
1940 # ifdef HAS_UNORDERED
1941 # define Perl_isnan(x) unordered((x), 0.0)
1943 # define Perl_isnan(x) ((x)!=(x))
1950 int isnan(double d);
1955 # define Perl_isinf(x) isinf((NV)x)
1957 # ifdef Perl_fp_class_inf
1958 # define Perl_isinf(x) Perl_fp_class_inf(x)
1960 # define Perl_isinf(x) ((x)==NV_INF)
1965 #ifndef Perl_isfinite
1967 # define Perl_isfinite(x) finite((NV)x)
1969 # ifdef HAS_ISFINITE
1970 # define Perl_isfinite(x) isfinite(x)
1972 # ifdef Perl_fp_class_finite
1973 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1975 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1981 /* The default is to use Perl's own atof() implementation (in numeric.c).
1982 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1983 * it is however best to use the native implementation of atof.
1984 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1985 * Some good tests to try out with either setting are t/base/num.t,
1986 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1987 * you may need to be using a different function than atof! */
1989 #ifndef USE_PERL_ATOF
1991 # define USE_PERL_ATOF
1994 # if USE_PERL_ATOF == 0
1995 # undef USE_PERL_ATOF
1999 #ifdef USE_PERL_ATOF
2000 # define Perl_atof(s) Perl_my_atof(s)
2001 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2003 # define Perl_atof(s) (NV)atof(s)
2004 # define Perl_atof2(s, n) ((n) = atof(s))
2007 /* Previously these definitions used hardcoded figures.
2008 * It is hoped these formula are more portable, although
2009 * no data one way or another is presently known to me.
2010 * The "PERL_" names are used because these calculated constants
2011 * do not meet the ANSI requirements for LONG_MAX, etc., which
2012 * need to be constants acceptable to #if - kja
2013 * define PERL_LONG_MAX 2147483647L
2014 * define PERL_LONG_MIN (-LONG_MAX - 1)
2015 * define PERL ULONG_MAX 4294967295L
2018 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2019 # include <limits.h>
2021 /* Included values.h above if necessary; still including limits.h down here,
2022 * despite doing above, because math.h might have overriden... XXX - Allen */
2025 * Try to figure out max and min values for the integral types. THE CORRECT
2026 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2027 * following hacks are used if neither limits.h or values.h provide them:
2028 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2029 * for types < int: (unsigned TYPE)~(unsigned)0
2030 * The argument to ~ must be unsigned so that later signed->unsigned
2031 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2032 * and it must not be smaller than int because ~ does integral promotion.
2033 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2034 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2035 * The latter is a hack which happens to work on some machines but
2036 * does *not* catch any random system, or things like integer types
2037 * with NaN if that is possible.
2039 * All of the types are explicitly cast to prevent accidental loss of
2040 * numeric range, and in the hope that they will be less likely to confuse
2041 * over-eager optimizers.
2045 #define PERL_UCHAR_MIN ((unsigned char)0)
2048 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2051 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2053 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2058 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2059 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2060 * depending on local options. Until Configure detects this (or at least
2061 * detects whether the "signed" keyword is available) the CHAR ranges
2062 * will not be included. UCHAR functions normally.
2066 #define PERL_USHORT_MIN ((unsigned short)0)
2069 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2072 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2075 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2077 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2083 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2085 # ifdef MAXSHORT /* Often used in <values.h> */
2086 # define PERL_SHORT_MAX ((short)MAXSHORT)
2089 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2091 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2097 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2100 # define PERL_SHORT_MIN ((short)MINSHORT)
2103 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2105 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2111 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2114 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2116 # define PERL_UINT_MAX (~(unsigned int)0)
2120 #define PERL_UINT_MIN ((unsigned int)0)
2123 # define PERL_INT_MAX ((int)INT_MAX)
2125 # ifdef MAXINT /* Often used in <values.h> */
2126 # define PERL_INT_MAX ((int)MAXINT)
2128 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2133 # define PERL_INT_MIN ((int)INT_MIN)
2136 # define PERL_INT_MIN ((int)MININT)
2138 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2143 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2146 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2148 # define PERL_ULONG_MAX (~(unsigned long)0)
2152 #define PERL_ULONG_MIN ((unsigned long)0L)
2155 # define PERL_LONG_MAX ((long)LONG_MAX)
2157 # ifdef MAXLONG /* Often used in <values.h> */
2158 # define PERL_LONG_MAX ((long)MAXLONG)
2160 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2165 # define PERL_LONG_MIN ((long)LONG_MIN)
2168 # define PERL_LONG_MIN ((long)MINLONG)
2170 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2176 # define PERL_UQUAD_MAX (~(UV)0)
2177 # define PERL_UQUAD_MIN ((UV)0)
2178 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2179 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2184 # include "malloc_ctl.h"
2187 struct RExC_state_t;
2189 typedef MEM_SIZE STRLEN;
2191 typedef struct op OP;
2192 typedef struct cop COP;
2193 typedef struct unop UNOP;
2194 typedef struct binop BINOP;
2195 typedef struct listop LISTOP;
2196 typedef struct logop LOGOP;
2197 typedef struct pmop PMOP;
2198 typedef struct svop SVOP;
2199 typedef struct padop PADOP;
2200 typedef struct pvop PVOP;
2201 typedef struct loop LOOP;
2203 typedef struct interpreter PerlInterpreter;
2205 /* Amdahl's <ksync.h> has struct sv */
2206 /* SGI's <sys/sema.h> has struct sv */
2207 #if defined(UTS) || defined(__sgi)
2208 # define STRUCT_SV perl_sv
2210 # define STRUCT_SV sv
2212 typedef struct STRUCT_SV SV;
2213 typedef struct av AV;
2214 typedef struct hv HV;
2215 typedef struct cv CV;
2216 typedef struct regexp REGEXP;
2217 typedef struct gp GP;
2218 typedef struct gv GV;
2219 typedef struct io IO;
2220 typedef struct context PERL_CONTEXT;
2221 typedef struct block BLOCK;
2223 typedef struct magic MAGIC;
2224 typedef struct xrv XRV;
2225 typedef struct xpv XPV;
2226 typedef struct xpviv XPVIV;
2227 typedef struct xpvuv XPVUV;
2228 typedef struct xpvnv XPVNV;
2229 typedef struct xpvmg XPVMG;
2230 typedef struct xpvlv XPVLV;
2231 typedef struct xpvav XPVAV;
2232 typedef struct xpvhv XPVHV;
2233 typedef struct xpvgv XPVGV;
2234 typedef struct xpvcv XPVCV;
2235 typedef struct xpvbm XPVBM;
2236 typedef struct xpvfm XPVFM;
2237 typedef struct xpvio XPVIO;
2238 typedef struct mgvtbl MGVTBL;
2239 typedef union any ANY;
2240 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2241 typedef struct ptr_tbl PTR_TBL_t;
2242 typedef struct clone_params CLONE_PARAMS;
2246 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2247 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2248 # define USE_64_BIT_RAWIO /* implicit */
2252 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2253 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2254 * however, because operating systems like to do that themself. */
2257 # define FSEEKSIZE LSEEKSIZE
2259 # define FSEEKSIZE LONGSIZE
2263 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2264 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2265 # define USE_64_BIT_STDIO /* implicit */
2269 #ifdef USE_64_BIT_RAWIO
2272 # define Off_t off64_t
2274 # define LSEEKSIZE 8
2276 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2277 * will trigger defines like the ones below. Some 64-bit environments,
2278 * however, do not. Therefore we have to explicitly mix and match. */
2279 # if defined(USE_OPEN64)
2280 # define open open64
2282 # if defined(USE_LSEEK64)
2283 # define lseek lseek64
2285 # if defined(USE_LLSEEK)
2286 # define lseek llseek
2289 # if defined(USE_STAT64)
2290 # define stat stat64
2292 # if defined(USE_FSTAT64)
2293 # define fstat fstat64
2295 # if defined(USE_LSTAT64)
2296 # define lstat lstat64
2298 # if defined(USE_FLOCK64)
2299 # define flock flock64
2301 # if defined(USE_LOCKF64)
2302 # define lockf lockf64
2304 # if defined(USE_FCNTL64)
2305 # define fcntl fcntl64
2307 # if defined(USE_TRUNCATE64)
2308 # define truncate truncate64
2310 # if defined(USE_FTRUNCATE64)
2311 # define ftruncate ftruncate64
2315 #ifdef USE_64_BIT_STDIO
2316 # ifdef HAS_FPOS64_T
2318 # define Fpos_t fpos64_t
2320 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2321 * will trigger defines like the ones below. Some 64-bit environments,
2322 * however, do not. */
2323 # if defined(USE_FOPEN64)
2324 # define fopen fopen64
2326 # if defined(USE_FSEEK64)
2327 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2329 # if defined(USE_FTELL64)
2330 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2332 # if defined(USE_FSETPOS64)
2333 # define fsetpos fsetpos64
2335 # if defined(USE_FGETPOS64)
2336 # define fgetpos fgetpos64
2338 # if defined(USE_TMPFILE64)
2339 # define tmpfile tmpfile64
2341 # if defined(USE_FREOPEN64)
2342 # define freopen freopen64
2346 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2347 # include "iperlsys.h"
2350 #if defined(__OPEN_VM)
2351 # include "vmesa/vmesaish.h"
2352 # define ISHISH "vmesa"
2357 # include "os2ish.h"
2359 # include "dosish.h"
2361 # define ISHISH "dos"
2365 # include "vmsish.h"
2367 # define ISHISH "vms"
2371 # include "./plan9/plan9ish.h"
2372 # define ISHISH "plan9"
2376 # include "mpeix/mpeixish.h"
2377 # define ISHISH "mpeix"
2380 #if defined(__VOS__)
2382 # include "./vos/vosish.h"
2384 # include "vos/vosish.h"
2386 # define ISHISH "vos"
2390 # include "epocish.h"
2391 # define ISHISH "epoc"
2394 #if defined(MACOS_TRADITIONAL)
2395 # include "macos/macish.h"
2396 # ifndef NO_ENVIRON_ARRAY
2397 # define NO_ENVIRON_ARRAY
2399 # define ISHISH "macos classic"
2402 #if defined(__BEOS__)
2403 # include "beos/beosish.h"
2404 # define ISHISH "beos"
2408 # include "unixish.h"
2409 # define ISHISH "unix"
2412 /* NSIG logic from Configure --> */
2413 /* Strange style to avoid deeply-nested #if/#else/#endif */
2416 # define NSIG (_NSIG)
2422 # define NSIG (SIGMAX+1)
2428 # define NSIG (SIG_MAX+1)
2434 # define NSIG (_SIG_MAX+1)
2440 # define NSIG (MAXSIG+1)
2446 # define NSIG (MAX_SIG+1)
2451 # ifdef SIGARRAYSIZE
2452 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2458 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2462 /* Default to some arbitrary number that's big enough to get most
2463 of the common signals.
2468 /* <-- NSIG logic from Configure */
2470 #if defined(HAS_SIGACTION) && defined(SA_SIGINFO)
2472 # define sighandler Perl_sighandler_va
2474 # define csighandler Perl_csighandler_va
2477 # define sighandler Perl_sighandler
2479 # define csighandler Perl_csighandler
2482 #ifndef NO_ENVIRON_ARRAY
2483 # define USE_ENVIRON_ARRAY
2487 * initialise to avoid floating-point exceptions from overflow, etc
2489 #ifndef PERL_FPU_INIT
2490 # ifdef HAS_FPSETMASK
2491 # if HAS_FLOATINGPOINT_H
2492 # include <floatingpoint.h>
2494 # define PERL_FPU_INIT fpsetmask(0);
2496 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2497 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2498 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2499 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2501 # define PERL_FPU_INIT
2506 #ifndef PERL_FPU_PRE_EXEC
2507 # define PERL_FPU_PRE_EXEC {
2508 # define PERL_FPU_POST_EXEC }
2511 #ifndef PERL_SYS_INIT3
2512 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2515 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2516 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2521 # ifdef _POSIX_PATH_MAX
2522 # if PATH_MAX > _POSIX_PATH_MAX
2523 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2524 * included the null byte or not. Later amendments of POSIX,
2525 * XPG4, the Austin Group, and the Single UNIX Specification
2526 * all explicitly include the null byte in the PATH_MAX.
2527 * Ditto for _POSIX_PATH_MAX. */
2528 # define MAXPATHLEN PATH_MAX
2530 # define MAXPATHLEN _POSIX_PATH_MAX
2533 # define MAXPATHLEN (PATH_MAX+1)
2536 # ifdef _POSIX_PATH_MAX
2537 # define MAXPATHLEN _POSIX_PATH_MAX
2539 # define MAXPATHLEN 1024 /* Err on the large side. */
2544 /* In case Configure was not used (we are using a "canned config"
2545 * such as Win32, or a cross-compilation setup, for example) try going
2546 * by the gcc major and minor versions. One useful URL is
2547 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2548 * but contrary to this information warn_unused_result seems
2549 * not to be in gcc 3.3.5, at least. --jhi
2550 * Also, when building extensions with an installed perl, this allows
2551 * the user to upgrade gcc and get the right attributes, rather than
2552 * relying on the list generated at Configure time. --AD
2553 * Set these up now otherwise we get confused when some of the <*thread.h>
2554 * includes below indirectly pull in <perlio.h> (which needs to know if we
2555 * have HASATTRIBUTE_FORMAT).
2558 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2559 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2560 # define HASATTRIBUTE_FORMAT
2562 # if __GNUC__ >= 3 /* 3.0 -> */
2563 # define HASATTRIBUTE_MALLOC
2565 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2566 # define HASATTRIBUTE_NONNULL
2568 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2569 # define HASATTRIBUTE_NORETURN
2571 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2572 # define HASATTRIBUTE_PURE
2574 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2575 # define HASATTRIBUTE_UNUSED
2577 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2578 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2580 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2581 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2586 * USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2587 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2588 * this results in many functions being undeclared which bothers C++
2589 * May make sense to have threads after "*ish.h" anyway
2592 #if defined(USE_5005THREADS) || defined(USE_ITHREADS)
2593 # if defined(USE_5005THREADS)
2594 /* pending resolution of licensing issues, we avoid the erstwhile
2595 * atomic.h everywhere */
2596 # define EMULATE_ATOMIC_REFCOUNTS
2599 # include <nw5thread.h>
2601 # ifdef FAKE_THREADS
2602 # include "fakethr.h"
2605 # include <win32thread.h>
2608 # include "os2thread.h"
2610 # ifdef I_MACH_CTHREADS
2611 # include <mach/cthreads.h>
2612 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2613 # define MUTEX_INIT_CALLS_MALLOC
2615 typedef cthread_t perl_os_thread;
2616 typedef mutex_t perl_mutex;
2617 typedef condition_t perl_cond;
2618 typedef void * perl_key;
2619 # else /* Posix threads */
2621 # include <pthread.h>
2623 typedef pthread_t perl_os_thread;
2624 typedef pthread_mutex_t perl_mutex;
2625 typedef pthread_cond_t perl_cond;
2626 typedef pthread_key_t perl_key;
2627 # endif /* I_MACH_CTHREADS */
2630 # endif /* FAKE_THREADS */
2631 #endif /* NETWARE */
2632 #endif /* USE_5005THREADS || USE_ITHREADS */
2639 # include "netware.h"
2642 #define STATUS_UNIX PL_statusvalue
2644 # define STATUS_NATIVE PL_statusvalue_vms
2646 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2647 * it's contents can not be trusted. Unfortunately, Perl seems to check
2648 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2651 # include <stsdef.h>
2653 /* Presume this because if VMS changes it, it will require a new
2654 * set of APIs for waiting on children for binary compatibility.
2656 # define child_offset_bits (8)
2657 # ifndef C_FAC_POSIX
2658 # define C_FAC_POSIX 0x35A000
2661 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2662 * platform from the existing UNIX or Native status values.
2665 # define STATUS_EXIT \
2666 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2667 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2670 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2671 * exit code and shifts the UNIX value over the correct number of bits to
2672 * be a child status. Usually the number of bits is 8, but that could be
2673 * platform dependent. The NATIVE status code is presumed to have either
2674 * from a child process.
2677 /* This is complicated. The child processes return a true native VMS
2678 status which must be saved. But there is an assumption in Perl that
2679 the UNIX child status has some relationship to errno values, so
2680 Perl tries to translate it to text in some of the tests.
2681 In order to get the string translation correct, for the error, errno
2682 must be EVMSERR, but that generates a different text message
2683 than what the test programs are expecting. So an errno value must
2684 be derived from the native status value when an error occurs.
2685 That will hide the true native status message. With this version of
2686 perl, the true native child status can always be retrieved so that
2687 is not a problem. But in this case, Pl_statusvalue and errno may
2688 have different values in them.
2691 # define STATUS_NATIVE_CHILD_SET(n) \
2693 I32 evalue = (I32)n; \
2694 if (evalue == EVMSERR) { \
2695 PL_statusvalue_vms = vaxc$errno; \
2696 PL_statusvalue = evalue; \
2698 PL_statusvalue_vms = evalue; \
2699 if (evalue == -1) { \
2700 PL_statusvalue = -1; \
2701 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2703 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2704 set_vaxc_errno(evalue); \
2705 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2706 set_errno(EVMSERR); \
2707 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2708 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2712 # ifdef VMSISH_STATUS
2713 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2715 # define STATUS_CURRENT STATUS_UNIX
2718 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2719 * the NATIVE status to an equivalent value. Can not be used to translate
2720 * exit code values as exit code values are not guaranteed to have any
2721 * relationship at all to errno values.
2722 * This is used when Perl is forcing errno to have a specific value.
2724 # define STATUS_UNIX_SET(n) \
2726 I32 evalue = (I32)n; \
2727 PL_statusvalue = evalue; \
2728 if (PL_statusvalue != -1) { \
2729 if (PL_statusvalue != EVMSERR) { \
2730 PL_statusvalue &= 0xFFFF; \
2731 if (MY_POSIX_EXIT) \
2732 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2733 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2736 PL_statusvalue_vms = vaxc$errno; \
2739 else PL_statusvalue_vms = SS$_ABORT; \
2740 set_vaxc_errno(PL_statusvalue_vms); \
2743 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2744 * the NATIVE error status based on it. It does not assume that
2745 * the UNIX/POSIX exit codes have any relationship to errno, except
2746 * that 0 indicates a success. When in the default mode to comply
2747 * with the Perl VMS documentation, any other code sets the NATIVE
2748 * status to a failure code of SS$_ABORT.
2750 * In the new POSIX EXIT mode, native status will be set so that the
2751 * actual exit code will can be retrieved by the calling program or
2754 * If the exit code is not clearly a UNIX parent or child exit status,
2755 * it will be passed through as a VMS status.
2758 # define STATUS_UNIX_EXIT_SET(n) \
2760 I32 evalue = (I32)n; \
2761 PL_statusvalue = evalue; \
2762 if (evalue != -1) { \
2763 if (evalue <= 0xFF00) { \
2764 if (evalue > 0xFF) \
2765 evalue = (evalue >> child_offset_bits) & 0xFF; \
2767 PL_statusvalue_vms == SS$_NORMAL; \
2769 if (MY_POSIX_EXIT) \
2770 PL_statusvalue_vms = \
2771 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2772 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2774 PL_statusvalue_vms = SS$_ABORT; \
2775 } else { /* forgive them Perl, for they have sinned */ \
2776 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2777 else PL_statusvalue_vms = vaxc$errno; \
2778 /* And obviously used a VMS status value instead of UNIX */ \
2779 PL_statusvalue = EVMSERR; \
2782 else PL_statusvalue_vms = SS$_ABORT; \
2783 set_vaxc_errno(PL_statusvalue_vms); \
2786 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2787 * and sets the NATIVE error status based on it. This special case
2788 * is needed to maintain compatibility with past VMS behavior.
2790 * In the default mode on VMS, this number is passed through as
2791 * both the NATIVE and UNIX status. Which makes it different
2792 * that the STATUS_UNIX_EXIT_SET.
2794 * In the new POSIX EXIT mode, native status will be set so that the
2795 * actual exit code will can be retrieved by the calling program or
2800 # define STATUS_EXIT_SET(n) \
2802 I32 evalue = (I32)n; \
2803 PL_statusvalue = evalue; \
2804 if (MY_POSIX_EXIT) \
2805 PL_statusvalue_vms = \
2806 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2807 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2809 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2810 set_vaxc_errno(PL_statusvalue_vms); \
2814 /* This macro forces a success status */
2815 # define STATUS_ALL_SUCCESS \
2816 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2818 /* This macro forces a failure status */
2819 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2820 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2821 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2824 # define STATUS_NATIVE PL_statusvalue_posix
2825 # if defined(WCOREDUMP)
2826 # define STATUS_NATIVE_CHILD_SET(n) \
2828 PL_statusvalue_posix = (n); \
2829 if (PL_statusvalue_posix == -1) \
2830 PL_statusvalue = -1; \
2833 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2834 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2835 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2838 # elif defined(WIFEXITED)
2839 # define STATUS_NATIVE_CHILD_SET(n) \
2841 PL_statusvalue_posix = (n); \
2842 if (PL_statusvalue_posix == -1) \
2843 PL_statusvalue = -1; \
2846 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2847 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2851 # define STATUS_NATIVE_CHILD_SET(n) \
2853 PL_statusvalue_posix = (n); \
2854 if (PL_statusvalue_posix == -1) \
2855 PL_statusvalue = -1; \
2858 PL_statusvalue_posix & 0xFFFF; \
2862 # define STATUS_UNIX_SET(n) \
2864 PL_statusvalue = (n); \
2865 if (PL_statusvalue != -1) \
2866 PL_statusvalue &= 0xFFFF; \
2868 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2869 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2870 # define STATUS_CURRENT STATUS_UNIX
2871 # define STATUS_EXIT STATUS_UNIX
2872 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2873 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2876 /* flags in PL_exit_flags for nature of exit() */
2877 #define PERL_EXIT_EXPECTED 0x01
2878 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2880 #ifndef MEMBER_TO_FPTR
2881 # define MEMBER_TO_FPTR(name) name
2884 /* format to use for version numbers in file/directory names */
2885 /* XXX move to Configure? */
2886 #ifndef PERL_FS_VER_FMT
2887 # define PERL_FS_VER_FMT "%d.%d.%d"
2890 /* This defines a way to flush all output buffers. This may be a
2891 * performance issue, so we allow people to disable it. Also, if
2892 * we are using stdio, there are broken implementations of fflush(NULL)
2893 * out there, Solaris being the most prominent.
2895 #ifndef PERL_FLUSHALL_FOR_CHILD
2896 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2897 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2900 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2902 # define PERL_FLUSHALL_FOR_CHILD NOOP
2907 #ifndef PERL_WAIT_FOR_CHILDREN
2908 # define PERL_WAIT_FOR_CHILDREN NOOP
2911 /* the traditional thread-unsafe notion of "current interpreter". */
2912 #ifndef PERL_SET_INTERP
2913 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2916 #ifndef PERL_GET_INTERP
2917 # define PERL_GET_INTERP (PL_curinterp)
2920 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2921 # ifdef USE_5005THREADS
2922 # define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT)
2924 # ifdef MULTIPLICITY
2925 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2928 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2932 # ifdef CHECK_FORMAT
2939 #ifndef SVf_precision
2940 # ifdef CHECK_FORMAT
2941 # define SVf_precision(n) "-" n "p"
2943 # define SVf_precision(n) "." n "_"
2948 # ifdef CHECK_FORMAT
2956 # define SVf32 SVf_precision("32")
2960 # define SVf256 SVf_precision("256")
2965 # define DieNull Perl_vdie(aTHX_ Nullch, Null(va_list *))
2969 /* not used; but needed for backward compatibilty with XS code? - RMB */
2974 /* Because 5.8.x has to keep using %_ for SVf, which will make the format
2975 * checking code (quite correctly) bleat a lot. */
2976 #ifndef CHECK_FORMAT
2977 # undef HASATTRIBUTE_FORMAT
2980 #ifdef HASATTRIBUTE_FORMAT
2981 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2983 #ifdef HASATTRIBUTE_MALLOC
2984 # define __attribute__malloc__ __attribute__((__malloc__))
2986 #ifdef HASATTRIBUTE_NONNULL
2987 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2989 #ifdef HASATTRIBUTE_NORETURN
2990 # define __attribute__noreturn__ __attribute__((noreturn))
2992 #ifdef HASATTRIBUTE_PURE
2993 # define __attribute__pure__ __attribute__((pure))
2995 #ifdef HASATTRIBUTE_UNUSED
2996 # define __attribute__unused__ __attribute__((unused))
2998 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2999 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3002 /* If we haven't defined the attributes yet, define them to blank. */
3003 #ifndef __attribute__format__
3004 # define __attribute__format__(x,y,z)
3006 #ifndef __attribute__malloc__
3007 # define __attribute__malloc__
3009 #ifndef __attribute__nonnull__
3010 # define __attribute__nonnull__(a)
3012 #ifndef __attribute__noreturn__
3013 # define __attribute__noreturn__
3015 #ifndef __attribute__pure__
3016 # define __attribute__pure__
3018 #ifndef __attribute__unused__
3019 # define __attribute__unused__
3021 #ifndef __attribute__warn_unused_result__
3022 # define __attribute__warn_unused_result__
3025 /* For functions that are marked as __attribute__noreturn__, it's not
3026 appropriate to call return. In either case, include the lint directive.
3028 #ifdef HASATTRIBUTE_NORETURN
3029 # define NORETURN_FUNCTION_END /* NOTREACHED */
3031 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
3034 /* Some OS warn on NULL format to printf */
3035 #ifdef PRINTF_FORMAT_NULL_OK
3036 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3038 # define __attribute__format__null_ok__(x,y,z)
3041 #ifdef HAS_BUILTIN_EXPECT
3042 # define EXPECT(expr,val) __builtin_expect(expr,val)
3044 # define EXPECT(expr,val) (expr)
3046 #define LIKELY(cond) EXPECT(cond,1)
3047 #define UNLIKELY(cond) EXPECT(cond,0)
3048 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3052 /* Some unistd.h's give a prototype for pause() even though
3053 HAS_PAUSE ends up undefined. This causes the #define
3054 below to be rejected by the compiler. Sigh.
3059 #define Pause() sleep((32767<<16)+32767)
3063 # ifdef IOCPARM_MASK
3064 /* on BSDish systems we're safe */
3065 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3067 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3068 /* on Linux systems we're safe; except when we're not [perl #38223] */
3069 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3071 /* otherwise guess at what's safe */
3072 # define IOCPARM_LEN(x) 256
3077 #if defined(__CYGWIN__)
3079 * This symbol, if defined, indicates that the program should
3080 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3081 * that a file is in "binary" mode -- that is, that no translation
3082 * of bytes occurs on read or write operations.
3084 # define USEMYBINMODE /**/
3085 # include <io.h> /* for setmode() prototype */
3086 # define my_binmode(fp, iotype, mode) \
3087 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3091 void init_os_extras(void);
3094 #ifdef UNION_ANY_DEFINITION
3095 UNION_ANY_DEFINITION;
3103 void (*any_dptr) (void*);
3104 void (*any_dxptr) (pTHX_ void*);
3108 #ifdef USE_5005THREADS
3109 #define ARGSproto struct perl_thread *thr
3112 #endif /* USE_5005THREADS */
3114 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3116 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3117 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3118 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3120 #if defined(_AIX) && !defined(_AIX43)
3121 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3122 /* We cannot include <crypt.h> to get the struct crypt_data
3123 * because of setkey prototype problems when threading */
3124 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3125 /* From OSF, Not needed in AIX
3133 #endif /* threading */
3136 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3137 # include "iperlsys.h"
3140 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3141 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3142 * defined by Configure, despite their names being similar to the
3143 * other defines like USE_ITHREADS. Configure in fact knows nothing
3144 * about the randomised hashes. Therefore to enable/disable the hash
3145 * randomisation defines use the Configure -Accflags=... instead. */
3146 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3147 # define USE_HASH_SEED
3157 #include "opnames.h"
3164 #include "warnings.h"
3167 /* Current curly descriptor */
3168 typedef struct curcur CURCUR;
3170 int parenfloor; /* how far back to strip paren data */
3171 int cur; /* how many instances of scan we've matched */
3172 int min; /* the minimal number of scans to match */
3173 int max; /* the maximal number of scans to match */
3174 int minmod; /* whether to work our way up or down */
3175 regnode * scan; /* the thing to match */
3176 regnode * next; /* what has to match after it */
3177 char * lastloc; /* where we started matching this scan */
3178 CURCUR * oldcc; /* current curly before we started this one */
3181 typedef struct _sublex_info SUBLEXINFO;
3182 struct _sublex_info {
3183 I32 super_state; /* lexer state to save */
3184 I32 sub_inwhat; /* "lex_inwhat" to use */
3185 OP *sub_op; /* "lex_op" to use */
3186 char *super_bufptr; /* PL_bufptr that was */
3187 char *super_bufend; /* PL_bufend that was */
3190 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3192 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3193 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3195 typedef I32 CHECKPOINT;
3197 /* Keep next first in this structure, because sv_free_arenas take
3198 advantage of this to share code between the pte arenas and the SV
3200 struct ptr_tbl_ent {
3201 struct ptr_tbl_ent* next;
3207 struct ptr_tbl_ent** tbl_ary;
3212 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3216 #if defined(htonl) && !defined(HAS_HTONL)
3219 #if defined(htons) && !defined(HAS_HTONS)
3222 #if defined(ntohl) && !defined(HAS_NTOHL)
3225 #if defined(ntohs) && !defined(HAS_NTOHS)
3229 #if (BYTEORDER & 0xffff) != 0x4321
3235 #define htons my_swap
3236 #define htonl my_htonl
3237 #define ntohs my_swap
3238 #define ntohl my_ntohl
3241 #if (BYTEORDER & 0xffff) == 0x4321
3250 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3253 #if BYTEORDER != 0x1234
3258 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3259 # define vtohl(x) ((((x)&0xFF)<<24) \
3261 +(((x)&0x0000FF00)<<8) \
3262 +(((x)&0x00FF0000)>>8) )
3263 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3264 # define htovl(x) vtohl(x)
3265 # define htovs(x) vtohs(x)
3267 /* otherwise default to functions in util.c */
3269 short htovs(short n);
3270 short vtohs(short n);
3276 /* *MAX Plus 1. A floating point value.
3277 Hopefully expressed in a way that dodgy floating point can't mess up.
3278 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3280 May find that some broken compiler will want the value cast to I32.
3281 [after the shift, as signed >> may not be as secure as unsigned >>]
3283 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3284 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3285 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3286 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3287 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3289 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3291 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3292 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3293 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3295 /* This may look like unnecessary jumping through hoops, but converting
3296 out of range floating point values to integers *is* undefined behaviour,
3297 and it is starting to bite.
3300 #define I_32(what) (cast_i32((NV)(what)))
3301 #define U_32(what) (cast_ulong((NV)(what)))
3302 #define I_V(what) (cast_iv((NV)(what)))
3303 #define U_V(what) (cast_uv((NV)(what)))
3305 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3306 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3307 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3308 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3309 : ((n) < U32_MAX_P1 ? (U32) (n) \
3310 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3311 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3312 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3313 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3314 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3315 : ((n) < UV_MAX_P1 ? (UV) (n) \
3316 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3319 #define U_S(what) ((U16)U_32(what))
3320 #define U_I(what) ((unsigned int)U_32(what))
3321 #define U_L(what) U_32(what)
3323 /* These do not care about the fractional part, only about the range. */
3324 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3325 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3327 /* Used with UV/IV arguments: */
3328 /* XXXX: need to speed it up */
3329 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3330 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3338 Uid_t getuid (void);
3339 Uid_t geteuid (void);
3340 Gid_t getgid (void);
3341 Gid_t getegid (void);
3345 #ifndef Perl_debug_log
3346 # define Perl_debug_log PerlIO_stderr()
3349 #ifndef Perl_error_log
3350 # define Perl_error_log (PL_stderrgv \
3351 && isGV(PL_stderrgv) \
3352 && GvIOp(PL_stderrgv) \
3353 && IoOFP(GvIOp(PL_stderrgv)) \
3354 ? IoOFP(GvIOp(PL_stderrgv)) \
3359 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3360 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3361 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3362 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3363 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3364 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3365 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3366 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3367 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3368 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3369 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3370 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3372 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3373 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3374 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3375 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3376 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3377 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3378 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3379 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3380 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3381 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3382 #define DEBUG_MASK 0x00DFEFFF /* mask of all the standard flags */
3384 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3385 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3386 that something was done? */
3388 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3389 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3390 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3391 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3392 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3393 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3394 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3395 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3396 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3397 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3398 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3399 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3400 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3401 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3402 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3403 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3404 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3405 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3406 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3407 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3408 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3409 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3410 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3418 # define DEBUG_p_TEST DEBUG_p_TEST_
3419 # define DEBUG_s_TEST DEBUG_s_TEST_
3420 # define DEBUG_l_TEST DEBUG_l_TEST_
3421 # define DEBUG_t_TEST DEBUG_t_TEST_
3422 # define DEBUG_o_TEST DEBUG_o_TEST_
3423 # define DEBUG_c_TEST DEBUG_c_TEST_
3424 # define DEBUG_P_TEST DEBUG_P_TEST_
3425 # define DEBUG_m_TEST DEBUG_m_TEST_
3426 # define DEBUG_f_TEST DEBUG_f_TEST_
3427 # define DEBUG_r_TEST DEBUG_r_TEST_
3428 # define DEBUG_x_TEST DEBUG_x_TEST_
3429 # define DEBUG_u_TEST DEBUG_u_TEST_
3430 # define DEBUG_H_TEST DEBUG_H_TEST_
3431 # define DEBUG_X_TEST DEBUG_X_TEST_
3432 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3433 # define DEBUG_D_TEST DEBUG_D_TEST_
3434 # define DEBUG_S_TEST DEBUG_S_TEST_
3435 # define DEBUG_T_TEST DEBUG_T_TEST_
3436 # define DEBUG_R_TEST DEBUG_R_TEST_
3437 # define DEBUG_J_TEST DEBUG_J_TEST_
3438 # define DEBUG_v_TEST DEBUG_v_TEST_
3439 # define DEBUG_A_TEST DEBUG_A_TEST_
3440 # define DEBUG_q_TEST DEBUG_q_TEST_
3442 # define PERL_DEB(a) a
3443 # define PERL_DEBUG(a) if (PL_debug) a
3444 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3445 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3446 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3447 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3448 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3449 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3450 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3452 /* Temporarily turn off memory debugging in case the a
3453 * does memory allocation, either directly or indirectly. */
3454 # define DEBUG_m(a) \
3456 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3459 # define DEBUG__(t, a) \
3461 if (t) STMT_START {a;} STMT_END; \
3464 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3465 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3466 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3467 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3468 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3469 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3470 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3471 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3473 # ifdef USE_5005THREADS
3474 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3479 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3480 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3481 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3482 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3483 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3485 #else /* DEBUGGING */
3487 # define DEBUG_p_TEST (0)
3488 # define DEBUG_s_TEST (0)
3489 # define DEBUG_l_TEST (0)
3490 # define DEBUG_t_TEST (0)
3491 # define DEBUG_o_TEST (0)
3492 # define DEBUG_c_TEST (0)
3493 # define DEBUG_P_TEST (0)
3494 # define DEBUG_m_TEST (0)
3495 # define DEBUG_f_TEST (0)
3496 # define DEBUG_r_TEST (0)
3497 # define DEBUG_x_TEST (0)
3498 # define DEBUG_u_TEST (0)
3499 # define DEBUG_H_TEST (0)
3500 # define DEBUG_X_TEST (0)
3501 # define DEBUG_Xv_TEST (0)
3502 # define DEBUG_D_TEST (0)
3503 # define DEBUG_S_TEST (0)
3504 # define DEBUG_T_TEST (0)
3505 # define DEBUG_R_TEST (0)
3506 # define DEBUG_J_TEST (0)
3507 # define DEBUG_v_TEST (0)
3508 # define DEBUG_A_TEST (0)
3509 # define DEBUG_q_TEST (0)
3511 # define PERL_DEB(a)
3512 # define PERL_DEBUG(a)
3527 # define DEBUG_Xv(a)
3535 #endif /* DEBUGGING */
3538 #define DEBUG_SCOPE(where) \
3539 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3540 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3545 /* These constants should be used in preference to raw characters
3546 * when using magic. Note that some perl guts still assume
3547 * certain character properties of these constants, namely that
3548 * isUPPER() and toLOWER() may do useful mappings.
3550 * Update the magic_names table in dump.c when adding/amending these
3553 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3554 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3555 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3556 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3557 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3558 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3560 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3561 #define PERL_MAGIC_env 'E' /* %ENV hash */
3562 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3563 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3564 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3565 #define PERL_MAGIC_isa 'I' /* @ISA array */
3566 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3567 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3568 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3569 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3570 #define PERL_MAGIC_mutex 'm' /* for lock op */
3571 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3572 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3573 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3574 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3575 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3576 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3577 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3578 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3579 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3580 #define PERL_MAGIC_taint 't' /* Taintedness */
3581 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3582 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3583 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3584 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3585 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3586 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3587 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3588 smart parameter vivification */
3589 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
3590 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3591 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3592 #define PERL_MAGIC_backref '<' /* for weak ref data */
3593 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3596 #define YYMAXDEPTH 300
3598 #ifndef assert /* <assert.h> might have been included somehow */
3599 #define assert(what) PERL_DEB( \
3600 ((what) ? ((void) 0) : \
3601 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3602 "\", line %d", STRINGIFY(what), __LINE__), \
3607 I32 (*uf_val)(pTHX_ IV, SV*);
3608 I32 (*uf_set)(pTHX_ IV, SV*);
3612 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3613 * XS code wanting to be backward compatible can do something
3614 * like the following:
3616 #ifndef PERL_MG_UFUNC
3617 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3620 static PERL_MG_UFUNC(foo_get, index, val)
3630 #ifndef PERL_MG_UFUNC
3631 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3634 /* Fix these up for __STDC__ */
3635 #ifndef DONT_DECLARE_STD
3636 char *mktemp (char*);
3638 double atof (const char*);
3643 /* All of these are in stdlib.h or time.h for ANSI C */
3645 struct tm *gmtime(), *localtime();
3646 #if defined(OEMVS) || defined(__OPEN_VM)
3647 char *(strchr)(), *(strrchr)();
3648 char *(strcpy)(), *(strcat)();
3650 char *strchr(), *strrchr();
3651 char *strcpy(), *strcat();
3653 #endif /* ! STANDARD_C */
3660 double exp (double);
3661 double log (double);
3662 double log10 (double);
3663 double sqrt (double);
3664 double frexp (double,int*);
3665 double ldexp (double,int);
3666 double modf (double,double*);
3667 double sin (double);
3668 double cos (double);
3669 double atan2 (double,double);
3670 double pow (double,double);
3674 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3675 # define NV_INF LDBL_INFINITY
3677 #if !defined(NV_INF) && defined(DBL_INFINITY)
3678 # define NV_INF (NV)DBL_INFINITY
3680 #if !defined(NV_INF) && defined(INFINITY)
3681 # define NV_INF (NV)INFINITY
3683 #if !defined(NV_INF) && defined(INF)
3684 # define NV_INF (NV)INF
3686 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3687 # define NV_INF (NV)HUGE_VALL
3689 #if !defined(NV_INF) && defined(HUGE_VAL)
3690 # define NV_INF (NV)HUGE_VAL
3693 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3694 # if !defined(NV_NAN) && defined(LDBL_NAN)
3695 # define NV_NAN LDBL_NAN
3697 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3698 # define NV_NAN LDBL_QNAN
3700 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3701 # define NV_NAN LDBL_SNAN
3704 #if !defined(NV_NAN) && defined(DBL_NAN)
3705 # define NV_NAN (NV)DBL_NAN
3707 #if !defined(NV_NAN) && defined(DBL_QNAN)
3708 # define NV_NAN (NV)DBL_QNAN
3710 #if !defined(NV_NAN) && defined(DBL_SNAN)
3711 # define NV_NAN (NV)DBL_SNAN
3713 #if !defined(NV_NAN) && defined(QNAN)
3714 # define NV_NAN (NV)QNAN
3716 #if !defined(NV_NAN) && defined(SNAN)
3717 # define NV_NAN (NV)SNAN
3719 #if !defined(NV_NAN) && defined(NAN)
3720 # define NV_NAN (NV)NAN
3724 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3725 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3727 # if !defined(WIN32) && !defined(VMS)
3729 char *crypt (const char*, const char*);
3731 # endif /* !WIN32 */
3732 # endif /* !NeXT && !__NeXT__ */
3733 # ifndef DONT_DECLARE_STD
3735 char *getenv (const char*);
3736 # endif /* !getenv */
3737 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3738 # ifdef _FILE_OFFSET_BITS
3739 # if _FILE_OFFSET_BITS == 64
3740 Off_t lseek (int,Off_t,int);
3744 # endif /* !DONT_DECLARE_STD */
3746 char *getlogin (void);
3748 #endif /* !__cplusplus */
3750 /* Fixme on VMS. This needs to be a run-time, not build time options */
3751 /* Also rename() is affected by this */
3752 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3753 #define UNLINK unlnk
3756 #define UNLINK PerlLIO_unlink
3759 /* some versions of glibc are missing the setresuid() proto */
3760 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3761 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3763 /* some versions of glibc are missing the setresgid() proto */
3764 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3765 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3768 #ifndef HAS_SETREUID
3769 # ifdef HAS_SETRESUID
3770 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3771 # define HAS_SETREUID
3774 #ifndef HAS_SETREGID
3775 # ifdef HAS_SETRESGID
3776 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3777 # define HAS_SETREGID
3781 /* Sighandler_t defined in iperlsys.h */
3783 #ifdef HAS_SIGACTION
3784 typedef struct sigaction Sigsave_t;
3786 typedef Sighandler_t Sigsave_t;
3797 # define RUNOPS_DEFAULT Perl_runops_debug
3799 # define RUNOPS_DEFAULT Perl_runops_standard
3803 # ifdef MUTEX_INIT_CALLS_MALLOC
3804 # define MALLOC_INIT \
3806 PL_malloc_mutex = NULL; \
3807 MUTEX_INIT(&PL_malloc_mutex); \
3809 # define MALLOC_TERM \
3811 perl_mutex tmp = PL_malloc_mutex; \
3812 PL_malloc_mutex = NULL; \
3813 MUTEX_DESTROY(&tmp); \
3816 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3817 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3820 # define MALLOC_INIT
3821 # define MALLOC_TERM
3824 #if defined(PERL_IMPLICIT_CONTEXT)
3826 struct perl_memory_debug_header;
3827 struct perl_memory_debug_header {
3832 struct perl_memory_debug_header *prev;
3833 struct perl_memory_debug_header *next;
3836 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3837 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3838 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3842 #ifdef PERL_TRACK_MEMPOOL
3843 # define INIT_TRACK_MEMPOOL(header, interp) \
3845 (header).interpreter = (interp); \
3846 (header).prev = (header).next = &(header); \
3849 # define INIT_TRACK_MEMPOOL(header, interp)
3853 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3854 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3855 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3856 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3858 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3859 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3861 /* NeXT has problems with crt0.o globals */
3862 #if defined(__DYNAMIC__) && \
3863 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3864 # if defined(NeXT) || defined(__NeXT)
3865 # include <mach-o/dyld.h>
3866 # define environ (*environ_pointer)
3867 EXT char *** environ_pointer;
3869 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3870 # include <crt_externs.h> /* for the env array */
3871 # define environ (*_NSGetEnviron())
3875 /* VMS and some other platforms don't use the environ array */
3876 # ifdef USE_ENVIRON_ARRAY
3877 # if !defined(DONT_DECLARE_STD) || \
3878 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3881 extern char ** environ; /* environment variables supplied via exec */
3888 /* handy constants */
3889 EXTCONST char PL_warn_uninit[]
3890 INIT("Use of uninitialized value%s%s");
3891 EXTCONST char PL_warn_nosemi[]
3892 INIT("Semicolon seems to be missing");
3893 EXTCONST char PL_warn_reserved[]
3894 INIT("Unquoted string \"%s\" may clash with future reserved word");
3895 EXTCONST char PL_warn_nl[]
3896 INIT("Unsuccessful %s on filename containing newline");
3897 EXTCONST char PL_no_wrongref[]
3898 INIT("Can't use %s ref as %s ref");
3899 EXTCONST char PL_no_symref[]
3900 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3901 EXTCONST char PL_no_symref_sv[]
3902 INIT("Can't use string (\"%.32" SVf "\") as %s ref while \"strict refs\" in use");
3903 EXTCONST char PL_no_usym[]
3904 INIT("Can't use an undefined value as %s reference");
3905 EXTCONST char PL_no_aelem[]
3906 INIT("Modification of non-creatable array value attempted, subscript %d");
3907 EXTCONST char PL_no_helem[]
3908 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
3909 EXTCONST char PL_no_helem_sv[]
3910 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
3911 EXTCONST char PL_no_modify[]
3912 INIT("Modification of a read-only value attempted");
3913 EXTCONST char PL_no_mem[]
3914 INIT("Out of memory!\n");
3915 EXTCONST char PL_no_security[]
3916 INIT("Insecure dependency in %s%s");
3917 EXTCONST char PL_no_sock_func[]
3918 INIT("Unsupported socket function \"%s\" called");
3919 EXTCONST char PL_no_dir_func[]
3920 INIT("Unsupported directory function \"%s\" called");
3921 EXTCONST char PL_no_func[]
3922 INIT("The %s function is unimplemented");
3923 EXTCONST char PL_no_myglob[]
3924 INIT("\"my\" variable %s can't be in a package");
3925 EXTCONST char PL_no_localize_ref[]
3926 INIT("Can't localize through a reference");
3927 EXTCONST char PL_memory_wrap[]
3928 INIT("panic: memory wrap");
3930 EXTCONST char PL_uuemap[65]
3931 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3935 EXT const char *PL_sig_name[] = { SIG_NAME };
3936 EXT int PL_sig_num[] = { SIG_NUM };
3938 EXT const char *PL_sig_name[];
3939 EXT int PL_sig_num[];
3942 /* fast conversion and case folding tables */
3946 EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3947 0, 1, 2, 3, 4, 5, 6, 7,
3948 8, 9, 10, 11, 12, 13, 14, 15,
3949 16, 17, 18, 19, 20, 21, 22, 23,
3950 24, 25, 26, 27, 28, 29, 30, 31,
3951 32, 33, 34, 35, 36, 37, 38, 39,
3952 40, 41, 42, 43, 44, 45, 46, 47,
3953 48, 49, 50, 51, 52, 53, 54, 55,
3954 56, 57, 58, 59, 60, 61, 62, 63,
3955 64, 65, 66, 67, 68, 69, 70, 71,
3956 72, 73, 74, 75, 76, 77, 78, 79,
3957 80, 81, 82, 83, 84, 85, 86, 87,
3958 88, 89, 90, 91, 92, 93, 94, 95,
3959 96, 97, 98, 99, 100, 101, 102, 103,
3960 104, 105, 106, 107, 108, 109, 110, 111,
3961 112, 113, 114, 115, 116, 117, 118, 119,
3962 120, 121, 122, 123, 124, 125, 126, 127,
3963 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3964 'H', 'I', 138, 139, 140, 141, 142, 143,
3965 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3966 'Q', 'R', 154, 155, 156, 157, 158, 159,
3967 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3968 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3969 176, 177, 178, 179, 180, 181, 182, 183,
3970 184, 185, 186, 187, 188, 189, 190, 191,
3971 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3972 'h', 'i', 202, 203, 204, 205, 206, 207,
3973 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3974 'q', 'r', 218, 219, 220, 221, 222, 223,
3975 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3976 'y', 'z', 234, 235, 236, 237, 238, 239,
3977 240, 241, 242, 243, 244, 245, 246, 247,
3978 248, 249, 250, 251, 252, 253, 254, 255
3980 #else /* ascii rather than ebcdic */
3981 EXTCONST unsigned char PL_fold[] = {
3982 0, 1, 2, 3, 4, 5, 6, 7,
3983 8, 9, 10, 11, 12, 13, 14, 15,
3984 16, 17, 18, 19, 20, 21, 22, 23,
3985 24, 25, 26, 27, 28, 29, 30, 31,
3986 32, 33, 34, 35, 36, 37, 38, 39,
3987 40, 41, 42, 43, 44, 45, 46, 47,
3988 48, 49, 50, 51, 52, 53, 54, 55,
3989 56, 57, 58, 59, 60, 61, 62, 63,
3990 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3991 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3992 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3993 'x', 'y', 'z', 91, 92, 93, 94, 95,
3994 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3995 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3996 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3997 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3998 128, 129, 130, 131, 132, 133, 134, 135,
3999 136, 137, 138, 139, 140, 141, 142, 143,
4000 144, 145, 146, 147, 148, 149, 150, 151,
4001 152, 153, 154, 155, 156, 157, 158, 159,
4002 160, 161, 162, 163, 164, 165, 166, 167,
4003 168, 169, 170, 171, 172, 173, 174, 175,
4004 176, 177, 178, 179, 180, 181, 182, 183,
4005 184, 185, 186, 187, 188, 189, 190, 191,
4006 192, 193, 194, 195, 196, 197, 198, 199,
4007 200, 201, 202, 203, 204, 205, 206, 207,
4008 208, 209, 210, 211, 212, 213, 214, 215,
4009 216, 217, 218, 219, 220, 221, 222, 223,
4010 224, 225, 226, 227, 228, 229, 230, 231,
4011 232, 233, 234, 235, 236, 237, 238, 239,
4012 240, 241, 242, 243, 244, 245, 246, 247,
4013 248, 249, 250, 251, 252, 253, 254, 255
4015 #endif /* !EBCDIC */
4017 EXTCONST unsigned char PL_fold[];
4021 EXT unsigned char PL_fold_locale[] = {
4022 0, 1, 2, 3, 4, 5, 6, 7,
4023 8, 9, 10, 11, 12, 13, 14, 15,
4024 16, 17, 18, 19, 20, 21, 22, 23,
4025 24, 25, 26, 27, 28, 29, 30, 31,
4026 32, 33, 34, 35, 36, 37, 38, 39,
4027 40, 41, 42, 43, 44, 45, 46, 47,
4028 48, 49, 50, 51, 52, 53, 54, 55,
4029 56, 57, 58, 59, 60, 61, 62, 63,
4030 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4031 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4032 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4033 'x', 'y', 'z', 91, 92, 93, 94, 95,
4034 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4035 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4036 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4037 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4038 128, 129, 130, 131, 132, 133, 134, 135,
4039 136, 137, 138, 139, 140, 141, 142, 143,
4040 144, 145, 146, 147, 148, 149, 150, 151,
4041 152, 153, 154, 155, 156, 157, 158, 159,
4042 160, 161, 162, 163, 164, 165, 166, 167,
4043 168, 169, 170, 171, 172, 173, 174, 175,
4044 176, 177, 178, 179, 180, 181, 182, 183,
4045 184, 185, 186, 187, 188, 189, 190, 191,
4046 192, 193, 194, 195, 196, 197, 198, 199,
4047 200, 201, 202, 203, 204, 205, 206, 207,
4048 208, 209, 210, 211, 212, 213, 214, 215,
4049 216, 217, 218, 219, 220, 221, 222, 223,
4050 224, 225, 226, 227, 228, 229, 230, 231,
4051 232, 233, 234, 235, 236, 237, 238, 239,
4052 240, 241, 242, 243, 244, 245, 246, 247,
4053 248, 249, 250, 251, 252, 253, 254, 255
4056 EXT unsigned char PL_fold_locale[];
4061 EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4062 1, 2, 84, 151, 154, 155, 156, 157,
4063 165, 246, 250, 3, 158, 7, 18, 29,
4064 40, 51, 62, 73, 85, 96, 107, 118,
4065 129, 140, 147, 148, 149, 150, 152, 153,
4066 255, 6, 8, 9, 10, 11, 12, 13,
4067 14, 15, 24, 25, 26, 27, 28, 226,
4068 29, 30, 31, 32, 33, 43, 44, 45,
4069 46, 47, 48, 49, 50, 76, 77, 78,
4070 79, 80, 81, 82, 83, 84, 85, 86,
4071 87, 94, 95, 234, 181, 233, 187, 190,
4072 180, 96, 97, 98, 99, 100, 101, 102,
4073 104, 112, 182, 174, 236, 232, 229, 103,
4074 228, 226, 114, 115, 116, 117, 118, 119,
4075 120, 121, 122, 235, 176, 230, 194, 162,
4076 130, 131, 132, 133, 134, 135, 136, 137,
4077 138, 139, 201, 205, 163, 217, 220, 224,
4078 5, 248, 227, 244, 242, 255, 241, 231,
4079 240, 253, 16, 197, 19, 20, 21, 187,
4080 23, 169, 210, 245, 237, 249, 247, 239,
4081 168, 252, 34, 196, 36, 37, 38, 39,
4082 41, 42, 251, 254, 238, 223, 221, 213,
4083 225, 177, 52, 53, 54, 55, 56, 57,
4084 58, 59, 60, 61, 63, 64, 65, 66,
4085 67, 68, 69, 70, 71, 72, 74, 75,
4086 205, 208, 186, 202, 200, 218, 198, 179,
4087 178, 214, 88, 89, 90, 91, 92, 93,
4088 217, 166, 170, 207, 199, 209, 206, 204,
4089 160, 212, 105, 106, 108, 109, 110, 111,
4090 203, 113, 216, 215, 192, 175, 193, 243,
4091 172, 161, 123, 124, 125, 126, 127, 128,
4092 222, 219, 211, 195, 188, 193, 185, 184,
4093 191, 183, 141, 142, 143, 144, 145, 146
4095 #else /* ascii rather than ebcdic */
4096 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4097 1, 2, 84, 151, 154, 155, 156, 157,
4098 165, 246, 250, 3, 158, 7, 18, 29,
4099 40, 51, 62, 73, 85, 96, 107, 118,
4100 129, 140, 147, 148, 149, 150, 152, 153,
4101 255, 182, 224, 205, 174, 176, 180, 217,
4102 233, 232, 236, 187, 235, 228, 234, 226,
4103 222, 219, 211, 195, 188, 193, 185, 184,
4104 191, 183, 201, 229, 181, 220, 194, 162,
4105 163, 208, 186, 202, 200, 218, 198, 179,
4106 178, 214, 166, 170, 207, 199, 209, 206,
4107 204, 160, 212, 216, 215, 192, 175, 173,
4108 243, 172, 161, 190, 203, 189, 164, 230,
4109 167, 248, 227, 244, 242, 255, 241, 231,
4110 240, 253, 169, 210, 245, 237, 249, 247,
4111 239, 168, 252, 251, 254, 238, 223, 221,
4112 213, 225, 177, 197, 171, 196, 159, 4,
4113 5, 6, 8, 9, 10, 11, 12, 13,
4114 14, 15, 16, 17, 19, 20, 21, 22,
4115 23, 24, 25, 26, 27, 28, 30, 31,
4116 32, 33, 34, 35, 36, 37, 38, 39,
4117 41, 42, 43, 44, 45, 46, 47, 48,
4118 49, 50, 52, 53, 54, 55, 56, 57,
4119 58, 59, 60, 61, 63, 64, 65, 66,
4120 67, 68, 69, 70, 71, 72, 74, 75,
4121 76, 77, 78, 79, 80, 81, 82, 83,
4122 86, 87, 88, 89, 90, 91, 92, 93,
4123 94, 95, 97, 98, 99, 100, 101, 102,
4124 103, 104, 105, 106, 108, 109, 110, 111,
4125 112, 113, 114, 115, 116, 117, 119, 120,
4126 121, 122, 123, 124, 125, 126, 127, 128,
4127 130, 131, 132, 133, 134, 135, 136, 137,
4128 138, 139, 141, 142, 143, 144, 145, 146
4132 EXTCONST unsigned char PL_freq[];
4137 EXTCONST char* PL_block_type[] = {
4146 EXTCONST char* PL_block_type[];
4152 /*****************************************************************************/
4153 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4154 /*****************************************************************************/
4155 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4158 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4169 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4182 enum { /* pass one of these to get_vtbl */
4208 want_vtbl_amagicelem,
4209 #ifdef USE_5005THREADS
4218 /* Note: the lowest 8 bits are reserved for
4219 stuffing into op->op_private */
4220 #define HINT_PRIVATE_MASK 0x000000ff
4221 #define HINT_INTEGER 0x00000001 /* integer pragma */
4222 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4223 #define HINT_LOCALE 0x00000004 /* locale pragma */
4224 #define HINT_BYTES 0x00000008 /* bytes pragma */
4225 /* #define HINT_notused10 0x00000010 */
4226 /* Note: 20,40,80 used for NATIVE_HINTS */
4227 /* currently defined by vms/vmsish.h */
4229 #define HINT_BLOCK_SCOPE 0x00000100
4230 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4231 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4233 /* The HINT_NEW_* constants are used by the overload pragma */
4234 #define HINT_NEW_INTEGER 0x00001000
4235 #define HINT_NEW_FLOAT 0x00002000
4236 #define HINT_NEW_BINARY 0x00004000
4237 #define HINT_NEW_STRING 0x00008000
4238 #define HINT_NEW_RE 0x00010000
4239 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4241 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4242 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4244 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4245 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4247 /* The following are stored in $sort::hints, not in PL_hints */
4248 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4249 #define HINT_SORT_QUICKSORT 0x00000001
4250 #define HINT_SORT_MERGESORT 0x00000002
4251 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4253 /* Various states of the input record separator SV (rs) */
4254 #define RsSNARF(sv) (! SvOK(sv))
4255 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4256 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4257 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4259 /* A struct for keeping various DEBUGGING related stuff,
4260 * neatly packed. Currently only scratch variables for
4261 * constructing debug output are included. Needed always,
4262 * not just when DEBUGGING, though, because of the re extension. c*/
4263 struct perl_debug_pad {
4267 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4268 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4269 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4272 /* Enable variables which are pointers to functions */
4273 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4274 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4275 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4276 char* strend, char* strbeg, I32 minend,
4277 SV* screamer, void* data, U32 flags);
4278 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4279 char *strpos, char *strend,
4281 struct re_scream_pos_data_s *d);
4282 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4283 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4285 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4286 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4287 typedef void (*SVFUNC_t) (pTHX_ SV*);
4288 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4289 typedef void (*XSINIT_t) (pTHX);
4290 typedef void (*ATEXIT_t) (pTHX_ void*);
4291 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4293 /* Set up PERLVAR macros for populating structs */
4294 #define PERLVAR(var,type) type var;
4295 #define PERLVARA(var,n,type) type var[n];
4296 #define PERLVARI(var,type,init) type var;
4297 #define PERLVARIC(var,type,init) type var;
4299 /* Interpreter exitlist entry */
4300 typedef struct exitlistentry {
4301 void (*fn) (pTHX_ void*);
4303 } PerlExitListEntry;
4305 #ifdef PERL_GLOBAL_STRUCT
4307 # include "perlvars.h"
4311 EXT struct perl_vars PL_Vars;
4312 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4313 # else /* PERL_CORE */
4314 # if !defined(__GNUC__) || !defined(WIN32)
4317 struct perl_vars *PL_VarsPtr;
4318 # define PL_Vars (*((PL_VarsPtr) \
4319 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4320 # endif /* PERL_CORE */
4321 #endif /* PERL_GLOBAL_STRUCT */
4323 #if defined(MULTIPLICITY)
4324 /* If we have multiple interpreters define a struct
4325 holding variables which must be per-interpreter
4326 If we don't have threads anything that would have
4327 be per-thread is per-interpreter.
4330 struct interpreter {
4331 # ifndef USE_5005THREADS
4332 # include "thrdvar.h"
4334 # include "intrpvar.h"
4336 * The following is a buffer where new variables must
4337 * be defined to maintain binary compatibility with previous versions
4339 PERLVARA(object_compatibility,30, char)
4343 struct interpreter {
4346 #endif /* MULTIPLICITY */
4348 #ifdef USE_5005THREADS
4349 /* If we have threads define a struct with all the variables
4350 * that have to be per-thread
4354 struct perl_thread {
4355 #include "thrdvar.h"
4358 typedef struct perl_thread *Thread;
4361 typedef void *Thread;
4364 /* Done with PERLVAR macros for now ... */
4370 struct tempsym; /* defined in pp_pack.c */
4375 #ifndef PERL_CALLCONV
4377 # define PERL_CALLCONV extern "C"
4379 # define PERL_CALLCONV
4384 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4385 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4389 /* this has structure inits, so it cannot be included before here */
4392 /* The following must follow proto.h as #defines mess up syntax */
4394 #if !defined(PERL_FOR_X2P)
4395 # include "embedvar.h"
4398 /* Now include all the 'global' variables
4399 * If we don't have threads or multiple interpreters
4400 * these include variables that would have been their struct-s
4403 #define PERLVAR(var,type) EXT type PL_##var;
4404 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4405 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4406 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4408 #if !defined(MULTIPLICITY)
4410 # include "intrpvar.h"
4411 # ifndef USE_5005THREADS
4412 # include "thrdvar.h"
4418 /* Now all the config stuff is setup we can include embed.h */
4422 #ifndef PERL_GLOBAL_STRUCT
4425 # include "perlvars.h"
4430 #include "reentr.inc"
4439 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
4440 * magic vtables const, but this is incompatible with SWIG which
4441 * does want to modify the vtables. */
4442 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
4443 # define EXT_MGVTBL EXTCONST MGVTBL
4445 # define EXT_MGVTBL EXT MGVTBL
4449 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var = {a,b,c,d,e,f,g,h}
4450 /* Like MGVTBL_SET but with the get magic having a const MG* */
4451 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var \
4452 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4454 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4455 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4458 /* These all need to be 0, not NULL, as NULL can be (void*)0, which is a
4459 * pointer to data, whereas we're assigning pointers to functions, which are
4460 * not the same beast. ANSI doesn't allow the assignment from one to the other.
4461 * (although most, but not all, compilers are prepared to do it)
4465 MEMBER_TO_FPTR(Perl_magic_get),
4466 MEMBER_TO_FPTR(Perl_magic_set),
4467 MEMBER_TO_FPTR(Perl_magic_len),
4478 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4480 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4490 MEMBER_TO_FPTR(Perl_magic_setenv),
4492 MEMBER_TO_FPTR(Perl_magic_clearenv),
4527 MEMBER_TO_FPTR(Perl_magic_getsig),
4528 MEMBER_TO_FPTR(Perl_magic_setsig),
4530 MEMBER_TO_FPTR(Perl_magic_clearsig),
4542 MEMBER_TO_FPTR(Perl_magic_sizepack),
4543 MEMBER_TO_FPTR(Perl_magic_wipepack),
4552 MEMBER_TO_FPTR(Perl_magic_getpack),
4553 MEMBER_TO_FPTR(Perl_magic_setpack),
4555 MEMBER_TO_FPTR(Perl_magic_clearpack),
4565 MEMBER_TO_FPTR(Perl_magic_setdbline),
4577 MEMBER_TO_FPTR(Perl_magic_setisa),
4579 MEMBER_TO_FPTR(Perl_magic_setisa),
4589 MEMBER_TO_FPTR(Perl_magic_setisa),
4598 MGVTBL_SET_CONST_MAGIC_GET(
4600 MEMBER_TO_FPTR(Perl_magic_getarylen),
4601 MEMBER_TO_FPTR(Perl_magic_setarylen),
4612 MEMBER_TO_FPTR(Perl_magic_getglob),
4613 MEMBER_TO_FPTR(Perl_magic_setglob),
4625 MEMBER_TO_FPTR(Perl_magic_setmglob),
4636 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4637 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4648 MEMBER_TO_FPTR(Perl_magic_gettaint),
4649 MEMBER_TO_FPTR(Perl_magic_settaint),
4660 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4661 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4672 MEMBER_TO_FPTR(Perl_magic_getvec),
4673 MEMBER_TO_FPTR(Perl_magic_setvec),
4684 MEMBER_TO_FPTR(Perl_magic_getpos),
4685 MEMBER_TO_FPTR(Perl_magic_setpos),
4697 MEMBER_TO_FPTR(Perl_magic_setbm),
4709 MEMBER_TO_FPTR(Perl_magic_setfm),
4718 #ifdef USE_5005THREADS
4725 MEMBER_TO_FPTR(Perl_magic_mutexfree),
4730 #endif /* USE_5005THREADS */
4734 MEMBER_TO_FPTR(Perl_magic_getuvar),
4735 MEMBER_TO_FPTR(Perl_magic_setuvar),
4746 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4747 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4759 MEMBER_TO_FPTR(Perl_magic_setregexp),
4762 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4772 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4782 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4783 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4795 MEMBER_TO_FPTR(Perl_magic_setamagic),
4798 MEMBER_TO_FPTR(Perl_magic_setamagic),
4807 MEMBER_TO_FPTR(Perl_magic_setamagic),
4810 MEMBER_TO_FPTR(Perl_magic_setamagic),
4822 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4828 #ifdef USE_5005THREADS
4829 EXT MGVTBL PL_vtbl_mutex;
4830 #endif /* USE_5005THREADS */
4838 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4847 MEMBER_TO_FPTR(Perl_magic_setutf8),
4855 #ifdef USE_LOCALE_COLLATE
4859 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4869 #include "overload.h"
4877 CV* table[NofAMmeth];
4880 struct am_table_short {
4885 typedef struct am_table AMT;
4886 typedef struct am_table_short AMTS;
4888 #define AMGfallNEVER 1
4890 #define AMGfallYES 3
4892 #define AMTf_AMAGIC 1
4893 #define AMTf_OVERLOADED 2
4894 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4895 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4896 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4897 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4898 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4899 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4901 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4904 * some compilers like to redefine cos et alia as faster
4905 * (and less accurate?) versions called F_cos et cetera (Quidquid
4906 * latine dictum sit, altum viditur.) This trick collides with
4907 * the Perl overloading (amg). The following #defines fool both.
4912 # define F_atan2_amg atan2_amg
4915 # define F_cos_amg cos_amg
4918 # define F_exp_amg exp_amg
4921 # define F_log_amg log_amg
4924 # define F_pow_amg pow_amg
4927 # define F_sin_amg sin_amg
4930 # define F_sqrt_amg sqrt_amg
4932 #endif /* _FASTMATH */
4934 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4935 PERLDBf_NOOPT | PERLDBf_INTER | \
4936 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4937 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON)
4938 /* No _NONAME, _GOTO */
4939 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4940 #define PERLDBf_LINE 0x02 /* Keep line # */
4941 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4942 #define PERLDBf_INTER 0x08 /* Preserve more data for
4943 later inspections */
4944 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4945 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4946 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4947 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4948 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4949 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4951 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4952 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4953 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4954 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4955 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4956 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4957 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4958 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4959 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4960 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4963 #ifdef USE_LOCALE_NUMERIC
4965 #define SET_NUMERIC_STANDARD() \
4966 set_numeric_standard();
4968 #define SET_NUMERIC_LOCAL() \
4969 set_numeric_local();
4971 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
4972 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4975 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4977 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4978 bool was_local = PL_numeric_local && IN_LOCALE; \
4979 if (was_local) SET_NUMERIC_STANDARD();
4981 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4982 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4983 if (was_standard) SET_NUMERIC_LOCAL();
4985 #define RESTORE_NUMERIC_LOCAL() \
4986 if (was_local) SET_NUMERIC_LOCAL();
4988 #define RESTORE_NUMERIC_STANDARD() \
4989 if (was_standard) SET_NUMERIC_STANDARD();
4991 #define Atof my_atof
4993 #else /* !USE_LOCALE_NUMERIC */
4995 #define SET_NUMERIC_STANDARD() /**/
4996 #define SET_NUMERIC_LOCAL() /**/
4997 #define IS_NUMERIC_RADIX(a, b) (0)
4998 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4999 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5000 #define RESTORE_NUMERIC_LOCAL() /**/
5001 #define RESTORE_NUMERIC_STANDARD() /**/
5002 #define Atof my_atof
5003 #define IN_LOCALE_RUNTIME 0
5005 #endif /* !USE_LOCALE_NUMERIC */
5007 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5009 # define strtoll __strtoll /* secret handshake */
5012 # define strtoll _strtoi64 /* secret handshake */
5014 # if !defined(Strtol) && defined(HAS_STRTOLL)
5015 # define Strtol strtoll
5017 # if !defined(Strtol) && defined(HAS_STRTOQ)
5018 # define Strtol strtoq
5020 /* is there atoq() anywhere? */
5022 #if !defined(Strtol) && defined(HAS_STRTOL)
5023 # define Strtol strtol
5026 /* It would be more fashionable to use Strtol() to define atol()
5027 * (as is done for Atoul(), see below) but for backward compatibility
5028 * we just assume atol(). */
5029 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5031 # define atoll _atoi64 /* secret handshake */
5039 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5041 # define strtoull __strtoull /* secret handshake */
5044 # define strtoull _strtoui64 /* secret handshake */
5046 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5047 # define Strtoul strtoull
5049 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5050 # define Strtoul strtouq
5052 /* is there atouq() anywhere? */
5054 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5055 # define Strtoul strtoul
5057 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5058 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5061 # define Atoul(s) Strtoul(s, NULL, 10)
5065 /* if these never got defined, they need defaults */
5066 #ifndef PERL_SET_CONTEXT
5067 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5070 #ifndef PERL_GET_CONTEXT
5071 # define PERL_GET_CONTEXT PERL_GET_INTERP
5074 #ifndef PERL_GET_THX
5075 # define PERL_GET_THX ((void*)NULL)
5078 #ifndef PERL_SET_THX
5079 # define PERL_SET_THX(t) NOOP
5082 #ifndef PERL_SCRIPT_MODE
5083 #define PERL_SCRIPT_MODE "r"
5087 * Some operating systems are stingy with stack allocation,
5088 * so perl may have to guard against stack overflow.
5090 #ifndef PERL_STACK_OVERFLOW_CHECK
5091 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5095 * Some nonpreemptive operating systems find it convenient to
5096 * check for asynchronous conditions after each op execution.
5097 * Keep this check simple, or it may slow down execution
5102 # ifndef PERL_ASYNC_CHECK
5103 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5107 #ifndef PERL_ASYNC_CHECK
5108 # define PERL_ASYNC_CHECK() NOOP
5112 * On some operating systems, a memory allocation may succeed,
5113 * but put the process too close to the system's comfort limit.
5114 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5117 #ifndef PERL_ALLOC_CHECK
5118 #define PERL_ALLOC_CHECK(p) NOOP
5122 # include <sys/ipc.h>
5123 # include <sys/sem.h>
5124 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5127 struct semid_ds *buf;
5128 unsigned short *array;
5131 # ifdef USE_SEMCTL_SEMUN
5132 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5133 union gccbug_semun {
5135 struct semid_ds *buf;
5136 unsigned short *array;
5139 # define semun gccbug_semun
5141 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5143 # ifdef USE_SEMCTL_SEMID_DS
5144 # ifdef EXTRA_F_IN_SEMUN_BUF
5145 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5147 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5154 * Boilerplate macros for initializing and accessing interpreter-local
5155 * data from C. All statics in extensions should be reworked to use
5156 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5157 * for an example of the use of these macros, and perlxs.pod for more.
5159 * Code that uses these macros is responsible for the following:
5160 * 1. #define MY_CXT_KEY to a unique string, e.g.
5161 * "DynaLoader::_guts" XS_VERSION
5162 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5163 * all the data that needs to be interpreter-local.
5164 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5165 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5166 * (typically put in the BOOT: section).
5167 * 5. Use the members of the my_cxt_t structure everywhere as
5169 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5173 #if defined(PERL_IMPLICIT_CONTEXT)
5175 /* This must appear in all extensions that define a my_cxt_t structure,
5176 * right after the definition (i.e. at file scope). The non-threads
5177 * case below uses it to declare the data as static. */
5178 #define START_MY_CXT
5180 /* Fetches the SV that keeps the per-interpreter data. */
5181 #define dMY_CXT_SV \
5182 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
5183 sizeof(MY_CXT_KEY)-1, TRUE)
5185 /* This declaration should be used within all functions that use the
5186 * interpreter-local data. */
5189 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
5191 /* Creates and zeroes the per-interpreter data.
5192 * (We allocate my_cxtp in a Perl SV so that it will be released when
5193 * the interpreter goes away.) */
5194 #define MY_CXT_INIT \
5196 /* newSV() allocates one more than needed */ \
5197 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5198 Zero(my_cxtp, 1, my_cxt_t); \
5199 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
5201 /* Clones the per-interpreter data. */
5202 #define MY_CXT_CLONE \
5204 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5205 Copy(INT2PTR(my_cxt_t*, SvUV(my_cxt_sv)), my_cxtp, 1, my_cxt_t);\
5206 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
5208 /* This macro must be used to access members of the my_cxt_t structure.
5209 * e.g. MYCXT.some_data */
5210 #define MY_CXT (*my_cxtp)
5212 /* Judicious use of these macros can reduce the number of times dMY_CXT
5213 * is used. Use is similar to pTHX, aTHX etc. */
5214 #define pMY_CXT my_cxt_t *my_cxtp
5215 #define pMY_CXT_ pMY_CXT,
5216 #define _pMY_CXT ,pMY_CXT
5217 #define aMY_CXT my_cxtp
5218 #define aMY_CXT_ aMY_CXT,
5219 #define _aMY_CXT ,aMY_CXT
5221 #else /* USE_ITHREADS */
5223 #define START_MY_CXT static my_cxt_t my_cxt;
5224 #define dMY_CXT_SV dNOOP
5225 #define dMY_CXT dNOOP
5226 #define MY_CXT_INIT NOOP
5227 #define MY_CXT_CLONE NOOP
5228 #define MY_CXT my_cxt
5230 #define pMY_CXT void
5237 #endif /* !defined(USE_ITHREADS) */
5248 # include <sys/file.h>
5251 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5252 int flock(int fd, int op);
5256 /* Assume UNIX defaults */
5257 # define O_RDONLY 0000
5258 # define O_WRONLY 0001
5259 # define O_RDWR 0002
5260 # define O_CREAT 0100
5271 #if O_TEXT != O_BINARY
5272 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5273 * that is, you are somehow DOSish. */
5274 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5275 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5276 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5277 /* VOS has O_TEXT != O_BINARY, and they have effect,
5278 * but VOS always uses LF, never CRLF. */
5279 /* If you have O_TEXT different from your O_BINARY but you still are
5280 * not a CRLF shop. */
5281 # undef PERLIO_USING_CRLF
5283 /* If you really are DOSish. */
5284 # define PERLIO_USING_CRLF 1
5290 #ifdef I_SYS_STATVFS
5291 # if defined(PERL_SCO) && !defined(_SVID3)
5294 # include <sys/statvfs.h> /* for f?statvfs() */
5297 # include <sys/mount.h> /* for *BSD f?statfs() */
5300 # include <mntent.h> /* for getmntent() */
5303 # include <sys/statfs.h> /* for some statfs() */
5307 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5309 # include <sys/vfs.h> /* for some statfs() */
5315 # include <ustat.h> /* for ustat() */
5318 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5319 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5321 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5322 # define PERL_MOUNT_NOSUID MNT_NOSUID
5324 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5325 # define PERL_MOUNT_NOSUID MS_NOSUID
5327 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5328 # define PERL_MOUNT_NOSUID M_NOSUID
5331 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5332 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5334 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5335 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5337 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5338 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5340 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5341 # define PERL_MOUNT_NOEXEC M_NOEXEC
5344 #endif /* IAMSUID */
5347 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5350 #ifndef EXEC_ARGV_CAST
5351 #define EXEC_ARGV_CAST(x) x
5354 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5355 int). value returned in pointed-
5357 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5358 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5359 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5360 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5361 #define IS_NUMBER_NAN 0x20 /* this is not */
5363 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5366 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5367 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5368 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5370 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5372 /* to let user control profiling */
5373 #ifdef PERL_GPROF_CONTROL
5374 extern void moncontrol(int);
5375 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5377 #define PERL_GPROF_MONCONTROL(x)
5384 /* ISO 6429 NEL - C1 control NExt Line */
5385 /* See http://www.unicode.org/unicode/reports/tr13/ */
5386 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5387 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5388 # define NEXT_LINE_CHAR 0x15
5390 # define NEXT_LINE_CHAR 0x25
5393 # define NEXT_LINE_CHAR 0x85
5396 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5397 #define UNICODE_LINE_SEPA_0 0xE2
5398 #define UNICODE_LINE_SEPA_1 0x80
5399 #define UNICODE_LINE_SEPA_2 0xA8
5400 #define UNICODE_PARA_SEPA_0 0xE2
5401 #define UNICODE_PARA_SEPA_1 0x80
5402 #define UNICODE_PARA_SEPA_2 0xA9
5404 #ifndef PIPESOCK_MODE
5405 # define PIPESOCK_MODE
5408 #ifndef SOCKET_OPEN_MODE
5409 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5412 #ifndef PIPE_OPEN_MODE
5413 # define PIPE_OPEN_MODE PIPESOCK_MODE
5416 #define PERL_MAGIC_UTF8_CACHESIZE 2
5418 #define PERL_UNICODE_STDIN_FLAG 0x0001
5419 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5420 #define PERL_UNICODE_STDERR_FLAG 0x0004
5421 #define PERL_UNICODE_IN_FLAG 0x0008
5422 #define PERL_UNICODE_OUT_FLAG 0x0010
5423 #define PERL_UNICODE_ARGV_FLAG 0x0020
5424 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5425 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5426 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5428 #define PERL_UNICODE_STD_FLAG \
5429 (PERL_UNICODE_STDIN_FLAG | \
5430 PERL_UNICODE_STDOUT_FLAG | \
5431 PERL_UNICODE_STDERR_FLAG)
5433 #define PERL_UNICODE_INOUT_FLAG \
5434 (PERL_UNICODE_IN_FLAG | \
5435 PERL_UNICODE_OUT_FLAG)
5437 #define PERL_UNICODE_DEFAULT_FLAGS \
5438 (PERL_UNICODE_STD_FLAG | \
5439 PERL_UNICODE_INOUT_FLAG | \
5440 PERL_UNICODE_LOCALE_FLAG)
5442 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5444 #define PERL_UNICODE_STDIN 'I'
5445 #define PERL_UNICODE_STDOUT 'O'
5446 #define PERL_UNICODE_STDERR 'E'
5447 #define PERL_UNICODE_STD 'S'
5448 #define PERL_UNICODE_IN 'i'
5449 #define PERL_UNICODE_OUT 'o'
5450 #define PERL_UNICODE_INOUT 'D'
5451 #define PERL_UNICODE_ARGV 'A'
5452 #define PERL_UNICODE_LOCALE 'L'
5453 #define PERL_UNICODE_WIDESYSCALLS 'W'
5454 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5456 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5458 /* From sigaction(2) (FreeBSD man page):
5459 * | Signal routines normally execute with the signal that
5460 * | caused their invocation blocked, but other signals may
5462 * Emulation of this behavior (from within Perl) is enabled
5463 * by defining PERL_BLOCK_SIGNALS.
5465 #define PERL_BLOCK_SIGNALS
5467 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5468 # define PERL_BLOCKSIG_ADD(set,sig) \
5469 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5470 # define PERL_BLOCKSIG_BLOCK(set) \
5471 sigprocmask(SIG_BLOCK, &(set), NULL)
5472 # define PERL_BLOCKSIG_UNBLOCK(set) \
5473 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5474 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5476 /* How about the old style of sigblock()? */
5478 #ifndef PERL_BLOCKSIG_ADD
5479 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5481 #ifndef PERL_BLOCKSIG_BLOCK
5482 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5484 #ifndef PERL_BLOCKSIG_UNBLOCK
5485 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5488 /* Use instead of abs() since abs() forces its argument to be an int,
5489 * but also beware since this evaluates its argument twice, so no x++. */
5490 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5492 #if defined(__DECC) && defined(__osf__)
5493 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5496 #define do_open(g, n, l, a, rm, rp, sf) \
5497 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5498 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5499 # define do_exec(cmd) do_exec3(cmd,0,0)
5502 # define do_aexec Perl_do_aexec
5504 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5507 /* and finally... */
5508 #define PERL_PATCHLEVEL_H_IMPLICIT
5509 #include "patchlevel.h"
5510 #undef PERL_PATCHLEVEL_H_IMPLICIT
5512 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5513 * are here so that they are available throughout the core
5514 * NOTE that even though some are for _escape and some for _pretty
5515 * there must not be any clashes as the flags from _pretty are
5516 * passed straight through to _escape.
5519 #define PERL_PV_ESCAPE_QUOTE 0x0001
5520 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5523 #define PERL_PV_PRETTY_ELIPSES 0x0002
5524 #define PERL_PV_PRETTY_LTGT 0x0004
5526 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5528 #define PERL_PV_ESCAPE_UNI 0x0100
5529 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5531 #define PERL_PV_ESCAPE_ALL 0x1000
5532 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5533 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5535 /* used by pv_display in dump.c*/
5536 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_QUOTE
5537 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_LTGT
5541 (KEEP THIS LAST IN perl.h!)
5583 so that Configure picks them up.
5585 (KEEP THIS LAST IN perl.h!)
5589 /* Source code compatibility cruft:
5590 PERL_XS_APIVERSION is not used, and has been superseded by inc_version_list
5591 It and PERL_PM_APIVERSION are retained for source compatibility in the
5592 5.8.x maintenance branch.
5595 #define PERL_XS_APIVERSION "5.8.3"
5596 #define PERL_PM_APIVERSION "5.005"
5598 #endif /* Include guard */