3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
47 #ifdef PERL_IMPLICIT_SYS
48 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
49 so use slab allocator to avoid lots of MUTEX overhead
51 # ifndef PL_OP_SLAB_ALLOC
52 # define PL_OP_SLAB_ALLOC
57 # if !defined(MULTIPLICITY)
62 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
63 # ifndef PERL_GLOBAL_STRUCT
64 # define PERL_GLOBAL_STRUCT
68 #ifdef PERL_GLOBAL_STRUCT
75 # ifndef PERL_IMPLICIT_CONTEXT
76 # define PERL_IMPLICIT_CONTEXT
80 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
86 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
93 # include "symbian/symbian_proto.h"
96 /* Any stack-challenged places. The limit varies (and often
97 * is configurable), but using more than a kilobyte of stack
98 * is usually dubious in these systems. */
99 #if defined(EPOC) || defined(__SYMBIAN32__)
100 /* EPOC/Symbian: need to work around the SDK features. *
101 * On WINS: MS VC5 generates calls to _chkstk, *
102 * if a "large" stack frame is allocated. *
103 * gcc on MARM does not generate calls like these. */
104 # define USE_HEAP_INSTEAD_OF_STACK
107 #/* Use the reentrant APIs like localtime_r and getpwent_r */
108 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
109 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
110 # define USE_REENTRANT_API
113 /* <--- here ends the logic shared by perl.h and makedef.pl */
116 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
117 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
118 * __bsdi__ for BSD/OS
120 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
126 #ifdef PERL_GLOBAL_STRUCT
127 # ifndef PERL_GET_VARS
128 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
129 extern struct perl_vars* Perl_GetVarsPrivate();
130 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
131 # ifndef PERLIO_FUNCS_CONST
132 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
135 # define PERL_GET_VARS() PL_VarsPtr
140 #define pVAR register struct perl_vars* const my_vars PERL_UNUSED_DECL
142 #ifdef PERL_GLOBAL_STRUCT
143 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
148 #ifdef PERL_IMPLICIT_CONTEXT
149 # ifndef MULTIPLICITY
150 # define MULTIPLICITY
152 # define tTHX PerlInterpreter*
153 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
154 # define aTHX my_perl
155 # ifdef PERL_GLOBAL_STRUCT
156 # define dTHXa(a) dVAR; pTHX = (tTHX)a
158 # define dTHXa(a) pTHX = (tTHX)a
160 # ifdef PERL_GLOBAL_STRUCT
161 # define dTHX dVAR; pTHX = PERL_GET_THX
163 # define dTHX pTHX = PERL_GET_THX
176 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
177 # define PERL_TRACK_MEMPOOL
180 # undef PERL_TRACK_MEMPOOL
183 #define STATIC static
184 #define CPERLscope(x) x
185 #define CPERLarg void
188 #define PERL_OBJECT_THIS
189 #define _PERL_OBJECT_THIS
190 #define PERL_OBJECT_THIS_
191 #define CALL_FPTR(fptr) (*fptr)
193 #define CALLRUNOPS CALL_FPTR(PL_runops)
194 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
195 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
196 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
197 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
198 #define CALLREGFREE CALL_FPTR(PL_regfree)
201 * Because of backward compatibility reasons the PERL_UNUSED_DECL
202 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
204 * Note that there are C compilers such as MetroWerks CodeWarrior
205 * which do not have an "inlined" way (like the gcc __attribute__) of
206 * marking unused variables (they need e.g. a #pragma) and therefore
207 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
208 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
212 #if defined(__SYMBIAN32__) && defined(__GNUC__)
214 # define PERL_UNUSED_DECL
216 # define PERL_UNUSED_DECL __attribute__((unused))
220 #ifndef PERL_UNUSED_DECL
221 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
222 # define PERL_UNUSED_DECL __attribute__unused__
224 # define PERL_UNUSED_DECL
229 * for silencing unused variables that are actually used most of the time,
230 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
232 #ifndef PERL_UNUSED_ARG
233 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
235 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
237 # define PERL_UNUSED_ARG(x) ((void)x)
240 #ifndef PERL_UNUSED_VAR
241 # define PERL_UNUSED_VAR(x) ((void)x)
245 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
247 # define PERL_UNUSED_CONTEXT
251 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
254 /* Don't bother defining tTHX and sTHX; using them outside
255 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
261 # define dTHXa(a) dNOOP
278 /* these are only defined for compatibility; should not be used internally */
279 #if !defined(pTHXo) && !defined(PERL_CORE)
281 # define pTHXo_ pTHX_
283 # define aTHXo_ aTHX_
285 # define dTHXoa(x) dTHXa(x)
289 # define pTHXx register PerlInterpreter *my_perl
290 # define pTHXx_ pTHXx,
291 # define aTHXx my_perl
292 # define aTHXx_ aTHXx,
296 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
297 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
298 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
299 #ifdef PERL_IMPLICIT_SYS
300 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
301 # define dTHXs dVAR; dTHX
306 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
313 #undef START_EXTERN_C
317 # define START_EXTERN_C extern "C" {
318 # define END_EXTERN_C }
319 # define EXTERN_C extern "C"
321 # define START_EXTERN_C
322 # define END_EXTERN_C
323 # define EXTERN_C extern
326 /* Some platforms require marking function declarations
327 * for them to be exportable. Used in perlio.h, proto.h
328 * is handled either by the makedef.pl or by defining the
329 * PERL_CALLCONV to be something special. See also the
330 * definition of XS() in XSUB.h. */
331 #ifndef PERL_EXPORT_C
332 # define PERL_EXPORT_C extern
334 #ifndef PERL_XS_EXPORT_C
335 # define PERL_XS_EXPORT_C
338 #ifdef OP_IN_REGISTER
340 # define stringify_immed(s) #s
341 # define stringify(s) stringify_immed(s)
342 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
346 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
347 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
348 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
353 * STMT_START { statements; } STMT_END;
354 * can be used as a single statement, as in
355 * if (x) STMT_START { ... } STMT_END; else ...
357 * Trying to select a version that gives no warnings...
359 #if !(defined(STMT_START) && defined(STMT_END))
360 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
361 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
364 /* Now which other defined()s do we need here ??? */
365 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
366 # define STMT_START if (1)
367 # define STMT_END else (void)0
369 # define STMT_START do
370 # define STMT_END while (0)
375 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
376 #define WITH_THR(s) WITH_THX(s)
378 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
379 # define BYTEORDER 0x1234
382 /* Overall memory policy? */
387 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
394 * The following contortions are brought to you on behalf of all the
395 * standards, semi-standards, de facto standards, not-so-de-facto standards
396 * of the world, as well as all the other botches anyone ever thought of.
397 * The basic theory is that if we work hard enough here, the rest of the
398 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
401 /* define this once if either system, instead of cluttering up the src */
402 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
406 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
407 # define STANDARD_C 1
410 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
411 # define DONT_DECLARE_STD 1
414 #if defined(HASVOLATILE) || defined(STANDARD_C)
416 # define VOL /* to temporarily suppress warnings */
418 # define VOL volatile
424 #define TAINT (PL_tainted = TRUE)
425 #define TAINT_NOT (PL_tainted = FALSE)
426 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
427 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
428 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
430 /* XXX All process group stuff is handled in pp_sys.c. Should these
431 defines move there? If so, I could simplify this a lot. --AD 9/96.
433 /* Process group stuff changed from traditional BSD to POSIX.
434 perlfunc.pod documents the traditional BSD-style syntax, so we'll
435 try to preserve that, if possible.
438 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
440 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
441 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
443 # ifdef HAS_SETPGRP2 /* DG/UX */
444 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
448 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
449 # define HAS_SETPGRP /* Well, effectively it does . . . */
452 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
453 our life easier :-) so we'll try it.
456 # define BSD_GETPGRP(pid) getpgid((pid))
458 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
459 # define BSD_GETPGRP(pid) getpgrp((pid))
461 # ifdef HAS_GETPGRP2 /* DG/UX */
462 # define BSD_GETPGRP(pid) getpgrp2((pid))
466 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
467 # define HAS_GETPGRP /* Well, effectively it does . . . */
470 /* These are not exact synonyms, since setpgrp() and getpgrp() may
471 have different behaviors, but perl.h used to define USE_BSDPGRP
472 (prior to 5.003_05) so some extension might depend on it.
474 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
480 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
481 pthread.h must be included before all other header files.
483 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
484 # include <pthread.h>
487 #ifndef _TYPES_ /* If types.h defines this it's easy. */
488 # ifndef major /* Does everyone's types.h define this? */
489 # include <sys/types.h>
503 # include <varargs.h>
507 #ifdef USE_NEXT_CTYPE
509 #if NX_CURRENT_COMPILER_RELEASE >= 500
510 # include <bsd/ctypes.h>
512 # if NX_CURRENT_COMPILER_RELEASE >= 400
513 # include <objc/NXCType.h>
514 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
515 # include <appkit/NXCType.h>
516 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
517 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
519 #else /* !USE_NEXT_CTYPE */
521 #endif /* USE_NEXT_CTYPE */
523 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
535 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
537 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
538 && defined(HAS_STRXFRM)
539 # define USE_LOCALE_COLLATE
541 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
542 # define USE_LOCALE_CTYPE
544 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
545 # define USE_LOCALE_NUMERIC
547 #endif /* !NO_LOCALE && HAS_SETLOCALE */
552 # ifdef PARAM_NEEDS_TYPES
553 # include <sys/types.h>
555 # include <sys/param.h>
558 /* Use all the "standard" definitions? */
559 #if defined(STANDARD_C) && defined(I_STDLIB)
563 /* If this causes problems, set i_unistd=undef in the hint file. */
569 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
572 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
573 int syscall(int, ...);
576 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
577 int usleep(unsigned int);
580 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
586 /* macros for correct constant construction */
588 # define U16_CONST(x) ((U16)x##U)
590 # define U16_CONST(x) ((U16)x##UL)
594 # define U32_CONST(x) ((U32)x##U)
596 # define U32_CONST(x) ((U32)x##UL)
601 # define U64_CONST(x) ((U64)x##U)
603 # define U64_CONST(x) ((U64)x##UL)
604 # elif QUADKIND == QUAD_IS_LONG_LONG
605 # define U64_CONST(x) ((U64)x##ULL)
606 # else /* best guess we can make */
607 # define U64_CONST(x) ((U64)x##UL)
611 /* byte-swapping functions for big-/little-endian conversion */
612 # define _swab_16_(x) ((U16)( \
613 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
614 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
616 # define _swab_32_(x) ((U32)( \
617 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
618 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
619 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
620 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
623 # define _swab_64_(x) ((U64)( \
624 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
625 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
626 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
627 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
628 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
629 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
630 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
631 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
634 /*----------------------------------------------------------------------------*/
635 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
636 /*----------------------------------------------------------------------------*/
637 # define my_htole16(x) (x)
638 # define my_letoh16(x) (x)
639 # define my_htole32(x) (x)
640 # define my_letoh32(x) (x)
641 # define my_htobe16(x) _swab_16_(x)
642 # define my_betoh16(x) _swab_16_(x)
643 # define my_htobe32(x) _swab_32_(x)
644 # define my_betoh32(x) _swab_32_(x)
646 # define my_htole64(x) (x)
647 # define my_letoh64(x) (x)
648 # define my_htobe64(x) _swab_64_(x)
649 # define my_betoh64(x) _swab_64_(x)
651 # define my_htoles(x) (x)
652 # define my_letohs(x) (x)
653 # define my_htolei(x) (x)
654 # define my_letohi(x) (x)
655 # define my_htolel(x) (x)
656 # define my_letohl(x) (x)
658 # define my_htobes(x) (x)
659 # define my_betohs(x) (x)
660 # elif SHORTSIZE == 2
661 # define my_htobes(x) _swab_16_(x)
662 # define my_betohs(x) _swab_16_(x)
663 # elif SHORTSIZE == 4
664 # define my_htobes(x) _swab_32_(x)
665 # define my_betohs(x) _swab_32_(x)
666 # elif SHORTSIZE == 8
667 # define my_htobes(x) _swab_64_(x)
668 # define my_betohs(x) _swab_64_(x)
670 # define PERL_NEED_MY_HTOBES
671 # define PERL_NEED_MY_BETOHS
674 # define my_htobei(x) (x)
675 # define my_betohi(x) (x)
677 # define my_htobei(x) _swab_16_(x)
678 # define my_betohi(x) _swab_16_(x)
680 # define my_htobei(x) _swab_32_(x)
681 # define my_betohi(x) _swab_32_(x)
683 # define my_htobei(x) _swab_64_(x)
684 # define my_betohi(x) _swab_64_(x)
686 # define PERL_NEED_MY_HTOBEI
687 # define PERL_NEED_MY_BETOHI
690 # define my_htobel(x) (x)
691 # define my_betohl(x) (x)
693 # define my_htobel(x) _swab_16_(x)
694 # define my_betohl(x) _swab_16_(x)
696 # define my_htobel(x) _swab_32_(x)
697 # define my_betohl(x) _swab_32_(x)
699 # define my_htobel(x) _swab_64_(x)
700 # define my_betohl(x) _swab_64_(x)
702 # define PERL_NEED_MY_HTOBEL
703 # define PERL_NEED_MY_BETOHL
705 # define my_htolen(p,n) NOOP
706 # define my_letohn(p,n) NOOP
707 # define my_htoben(p,n) my_swabn(p,n)
708 # define my_betohn(p,n) my_swabn(p,n)
709 /*----------------------------------------------------------------------------*/
710 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
711 /*----------------------------------------------------------------------------*/
712 # define my_htobe16(x) (x)
713 # define my_betoh16(x) (x)
714 # define my_htobe32(x) (x)
715 # define my_betoh32(x) (x)
716 # define my_htole16(x) _swab_16_(x)
717 # define my_letoh16(x) _swab_16_(x)
718 # define my_htole32(x) _swab_32_(x)
719 # define my_letoh32(x) _swab_32_(x)
721 # define my_htobe64(x) (x)
722 # define my_betoh64(x) (x)
723 # define my_htole64(x) _swab_64_(x)
724 # define my_letoh64(x) _swab_64_(x)
726 # define my_htobes(x) (x)
727 # define my_betohs(x) (x)
728 # define my_htobei(x) (x)
729 # define my_betohi(x) (x)
730 # define my_htobel(x) (x)
731 # define my_betohl(x) (x)
733 # define my_htoles(x) (x)
734 # define my_letohs(x) (x)
735 # elif SHORTSIZE == 2
736 # define my_htoles(x) _swab_16_(x)
737 # define my_letohs(x) _swab_16_(x)
738 # elif SHORTSIZE == 4
739 # define my_htoles(x) _swab_32_(x)
740 # define my_letohs(x) _swab_32_(x)
741 # elif SHORTSIZE == 8
742 # define my_htoles(x) _swab_64_(x)
743 # define my_letohs(x) _swab_64_(x)
745 # define PERL_NEED_MY_HTOLES
746 # define PERL_NEED_MY_LETOHS
749 # define my_htolei(x) (x)
750 # define my_letohi(x) (x)
752 # define my_htolei(x) _swab_16_(x)
753 # define my_letohi(x) _swab_16_(x)
755 # define my_htolei(x) _swab_32_(x)
756 # define my_letohi(x) _swab_32_(x)
758 # define my_htolei(x) _swab_64_(x)
759 # define my_letohi(x) _swab_64_(x)
761 # define PERL_NEED_MY_HTOLEI
762 # define PERL_NEED_MY_LETOHI
765 # define my_htolel(x) (x)
766 # define my_letohl(x) (x)
768 # define my_htolel(x) _swab_16_(x)
769 # define my_letohl(x) _swab_16_(x)
771 # define my_htolel(x) _swab_32_(x)
772 # define my_letohl(x) _swab_32_(x)
774 # define my_htolel(x) _swab_64_(x)
775 # define my_letohl(x) _swab_64_(x)
777 # define PERL_NEED_MY_HTOLEL
778 # define PERL_NEED_MY_LETOHL
780 # define my_htolen(p,n) my_swabn(p,n)
781 # define my_letohn(p,n) my_swabn(p,n)
782 # define my_htoben(p,n) NOOP
783 # define my_betohn(p,n) NOOP
784 /*----------------------------------------------------------------------------*/
785 # else /* all other byte-orders */
786 /*----------------------------------------------------------------------------*/
787 # define PERL_NEED_MY_HTOLE16
788 # define PERL_NEED_MY_LETOH16
789 # define PERL_NEED_MY_HTOBE16
790 # define PERL_NEED_MY_BETOH16
791 # define PERL_NEED_MY_HTOLE32
792 # define PERL_NEED_MY_LETOH32
793 # define PERL_NEED_MY_HTOBE32
794 # define PERL_NEED_MY_BETOH32
796 # define PERL_NEED_MY_HTOLE64
797 # define PERL_NEED_MY_LETOH64
798 # define PERL_NEED_MY_HTOBE64
799 # define PERL_NEED_MY_BETOH64
801 # define PERL_NEED_MY_HTOLES
802 # define PERL_NEED_MY_LETOHS
803 # define PERL_NEED_MY_HTOBES
804 # define PERL_NEED_MY_BETOHS
805 # define PERL_NEED_MY_HTOLEI
806 # define PERL_NEED_MY_LETOHI
807 # define PERL_NEED_MY_HTOBEI
808 # define PERL_NEED_MY_BETOHI
809 # define PERL_NEED_MY_HTOLEL
810 # define PERL_NEED_MY_LETOHL
811 # define PERL_NEED_MY_HTOBEL
812 # define PERL_NEED_MY_BETOHL
813 /*----------------------------------------------------------------------------*/
814 # endif /* end of byte-order macros */
815 /*----------------------------------------------------------------------------*/
817 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
818 at least on FreeBSD. YMMV, so experiment. */
819 #ifndef PERL_ARENA_SIZE
820 #define PERL_ARENA_SIZE 4080
823 #endif /* PERL_CORE */
825 /* We no longer default to creating a new SV for GvSV.
826 Do this before embed. */
827 #ifndef PERL_CREATE_GVSV
828 # ifndef PERL_DONT_CREATE_GVSV
829 # define PERL_DONT_CREATE_GVSV
833 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
834 #define PERL_USES_PL_PIDSTATUS
837 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
838 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
841 /* Cannot include embed.h here on Win32 as win32.h has not
842 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
844 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
848 # define op_getmad(arg,pegop,slot) NOOP
852 #define MEM_SIZE Size_t
854 /* Round all values passed to malloc up, by default to a multiple of
857 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
858 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
861 #if defined(STANDARD_C) && defined(I_STDDEF)
863 # define STRUCT_OFFSET(s,m) offsetof(s,m)
865 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
868 #ifndef __SYMBIAN32__
869 # if defined(I_STRING) || defined(__cplusplus)
872 # include <strings.h>
876 /* This comes after <stdlib.h> so we don't try to change the standard
877 * library prototypes; we'll use our own in proto.h instead. */
880 # ifdef PERL_POLLUTE_MALLOC
881 # ifndef PERL_EXTMALLOC_DEF
882 # define Perl_malloc malloc
883 # define Perl_calloc calloc
884 # define Perl_realloc realloc
885 # define Perl_mfree free
888 # define EMBEDMYMALLOC /* for compatibility */
891 # define safemalloc Perl_malloc
892 # define safecalloc Perl_calloc
893 # define saferealloc Perl_realloc
894 # define safefree Perl_mfree
895 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
896 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
899 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
900 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
901 # define panic_write2(s) write(2, s, strlen(s))
902 # define CHECK_MALLOC_TAINT(newval) \
903 CHECK_MALLOC_TOO_LATE_FOR_( \
905 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
907 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
908 if (doing_taint(argc,argv,env)) { \
909 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
912 # define safemalloc safesysmalloc
913 # define safecalloc safesyscalloc
914 # define saferealloc safesysrealloc
915 # define safefree safesysfree
916 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
917 # define CHECK_MALLOC_TAINT(newval) ((void)0)
918 # define MALLOC_CHECK_TAINT(argc,argv,env)
919 #endif /* MYMALLOC */
921 #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)
922 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
923 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
924 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
926 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
928 #define strrchr rindex
936 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
938 extern char * memcpy (char*, char*, int);
944 # define memcpy(d,s,l) bcopy(s,d,l)
946 # define memcpy(d,s,l) my_bcopy(s,d,l)
949 #endif /* HAS_MEMCPY */
952 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
954 extern char *memset (char*, int, int);
959 # define memset(d,c,l) my_memset(d,c,l)
960 #endif /* HAS_MEMSET */
962 #if !defined(HAS_MEMMOVE) && !defined(memmove)
963 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
964 # define memmove(d,s,l) bcopy(s,d,l)
966 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
967 # define memmove(d,s,l) memcpy(d,s,l)
969 # define memmove(d,s,l) my_bcopy(s,d,l)
974 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
978 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
979 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
981 extern int memcmp (char*, char*, int);
985 # pragma function(memcmp)
989 # define memcmp my_memcmp
991 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
995 # define memzero(d,l) memset(d,0,l)
998 # define memzero(d,l) bzero(d,l)
1000 # define memzero(d,l) my_bzero(d,l)
1008 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1015 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1017 #endif /* !HAS_BCMP */
1020 # include <netinet/in.h>
1024 # include <arpa/inet.h>
1027 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1028 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1029 * (the neo-BSD seem to do this). */
1034 # include <sys/stat.h>
1037 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1038 like UTekV) are broken, sometimes giving false positives. Undefine
1039 them here and let the code below set them to proper values.
1041 The ghs macro stands for GreenHills Software C-1.8.5 which
1042 is the C compiler for sysV88 and the various derivatives.
1043 This header file bug is corrected in gcc-2.5.8 and later versions.
1044 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1046 #if defined(uts) || (defined(m88k) && defined(ghs))
1060 # ifdef I_SYS_TIME_KERNEL
1063 # include <sys/time.h>
1064 # ifdef I_SYS_TIME_KERNEL
1069 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1070 # include <sys/times.h>
1073 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1074 # undef HAS_STRERROR
1079 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1080 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1083 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1084 * This is important for using IPv6.
1085 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1086 * a bad idea since it breaks send() and recv(). */
1087 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1088 # define _SOCKADDR_LEN
1091 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1092 # include <sys/socket.h>
1093 # if defined(USE_SOCKS) && defined(I_SOCKS)
1094 # if !defined(INCLUDE_PROTOTYPES)
1095 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1096 # define PERL_SOCKS_NEED_PROTOTYPES
1099 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1100 # undef INCLUDE_PROTOTYPES
1101 # undef PERL_SOCKS_NEED_PROTOTYPES
1112 # include <net/errno.h>
1117 /* sockatmark() is so new (2001) that many places might have it hidden
1118 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1119 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1120 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1121 # if defined(__THROW) && defined(__GLIBC__)
1122 int sockatmark(int) __THROW;
1124 int sockatmark(int);
1129 # undef SETERRNO /* SOCKS might have defined this */
1133 # define SETERRNO(errcode,vmserrcode) \
1135 set_errno(errcode); \
1136 set_vaxc_errno(vmserrcode); \
1138 # define LIB_INVARG LIB$_INVARG
1139 # define RMS_DIR RMS$_DIR
1140 # define RMS_FAC RMS$_FAC
1141 # define RMS_FEX RMS$_FEX
1142 # define RMS_FNF RMS$_FNF
1143 # define RMS_IFI RMS$_IFI
1144 # define RMS_ISI RMS$_ISI
1145 # define RMS_PRV RMS$_PRV
1146 # define SS_ACCVIO SS$_ACCVIO
1147 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1148 # define SS_IVCHAN SS$_IVCHAN
1149 # define SS_NORMAL SS$_NORMAL
1151 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1152 # define LIB_INVARG 0
1160 # define SS_ACCVIO 0
1161 # define SS_DEVOFFLINE 0
1162 # define SS_IVCHAN 0
1163 # define SS_NORMAL 0
1166 #define ERRSV GvSV(PL_errgv)
1167 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1168 #define DEFSV GvSVn(PL_defgv)
1169 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1171 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1174 extern int errno; /* ANSI allows errno to be an lvalue expr.
1175 * For example in multithreaded environments
1176 * something like this might happen:
1177 * extern int *_errno(void);
1178 * #define errno (*_errno()) */
1183 char *strerror (int,...);
1185 #ifndef DONT_DECLARE_STD
1186 char *strerror (int);
1190 # define Strerror strerror
1193 # ifdef HAS_SYS_ERRLIST
1194 extern int sys_nerr;
1195 extern char *sys_errlist[];
1197 # define Strerror(e) \
1198 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1205 # include <sys/ioctl.h>
1209 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1210 # ifdef HAS_SOCKETPAIR
1211 # undef HAS_SOCKETPAIR
1218 #ifndef HAS_SOCKETPAIR
1220 # define socketpair Perl_my_socketpair
1225 # define htoni htons
1226 # define ntohi ntohs
1228 # define htoni htonl
1229 # define ntohi ntohl
1232 /* Configure already sets Direntry_t */
1233 #if defined(I_DIRENT)
1234 # include <dirent.h>
1235 /* NeXT needs dirent + sys/dir.h */
1236 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1237 # include <sys/dir.h>
1241 # include <sys/ndir.h>
1245 # include <ndir.h> /* may be wrong in the future */
1247 # include <sys/dir.h>
1260 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1262 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1267 * The following gobbledygook brought to you on behalf of __STDC__.
1268 * (I could just use #ifndef __STDC__, but this is more bulletproof
1269 * in the face of half-implementations.)
1272 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1273 #include <sys/mode.h>
1278 # define S_IFMT _S_IFMT
1280 # define S_IFMT 0170000
1285 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1289 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1294 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1296 # define S_ISBLK(m) (0)
1301 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1306 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1308 # define S_ISFIFO(m) (0)
1314 # define S_ISLNK(m) _S_ISLNK(m)
1317 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1320 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1322 # define S_ISLNK(m) (0)
1330 # define S_ISSOCK(m) _S_ISSOCK(m)
1333 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1336 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1338 # define S_ISSOCK(m) (0)
1346 # define S_IRUSR S_IREAD
1347 # define S_IWUSR S_IWRITE
1348 # define S_IXUSR S_IEXEC
1350 # define S_IRUSR 0400
1351 # define S_IWUSR 0200
1352 # define S_IXUSR 0100
1358 # define S_IRGRP (S_IRUSR>>3)
1359 # define S_IWGRP (S_IWUSR>>3)
1360 # define S_IXGRP (S_IXUSR>>3)
1362 # define S_IRGRP 0040
1363 # define S_IWGRP 0020
1364 # define S_IXGRP 0010
1370 # define S_IROTH (S_IRUSR>>6)
1371 # define S_IWOTH (S_IWUSR>>6)
1372 # define S_IXOTH (S_IXUSR>>6)
1374 # define S_IROTH 0040
1375 # define S_IWOTH 0020
1376 # define S_IXOTH 0010
1381 # define S_ISUID 04000
1385 # define S_ISGID 02000
1389 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1393 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1397 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1400 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1401 * which would get included through <sys/file.h >, but that is 3000
1402 * lines in the future. --jhi */
1404 #if !defined(S_IREAD) && !defined(__BEOS__)
1405 # define S_IREAD S_IRUSR
1408 #if !defined(S_IWRITE) && !defined(__BEOS__)
1409 # define S_IWRITE S_IWUSR
1413 # define S_IEXEC S_IXUSR
1420 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1421 # define SLOPPYDIVIDE
1428 #ifdef SPRINTF_E_BUG
1429 # define sprintf UTS_sprintf_wrap
1432 /* For the times when you want the return value of sprintf, and you want it
1433 to be the length. Can't have a thread variable passed in, because C89 has
1436 #ifdef SPRINTF_RETURNS_STRLEN
1437 # define my_sprintf sprintf
1439 # define my_sprintf Perl_my_sprintf
1442 /* Configure gets this right but the UTS compiler gets it wrong.
1443 -- Hal Morris <hom00@utsglobal.com> */
1446 # define UVTYPE unsigned
1450 The IV type is supposed to be long enough to hold any integral
1452 --Andy Dougherty August 1996
1458 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1459 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1460 # define IV_MAX INT64_MAX
1461 # define IV_MIN INT64_MIN
1462 # define UV_MAX UINT64_MAX
1464 # define UINT64_MIN 0
1466 # define UV_MIN UINT64_MIN
1468 # define IV_MAX PERL_QUAD_MAX
1469 # define IV_MIN PERL_QUAD_MIN
1470 # define UV_MAX PERL_UQUAD_MAX
1471 # define UV_MIN PERL_UQUAD_MIN
1476 # if defined(INT32_MAX) && IVSIZE == 4
1477 # define IV_MAX INT32_MAX
1478 # define IV_MIN INT32_MIN
1479 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1480 # define UV_MAX UINT32_MAX
1482 # define UV_MAX 4294967295U
1485 # define UINT32_MIN 0
1487 # define UV_MIN UINT32_MIN
1489 # define IV_MAX PERL_LONG_MAX
1490 # define IV_MIN PERL_LONG_MIN
1491 # define UV_MAX PERL_ULONG_MAX
1492 # define UV_MIN PERL_ULONG_MIN
1508 # undef PERL_NEED_MY_HTOLE64
1509 # undef PERL_NEED_MY_LETOH64
1510 # undef PERL_NEED_MY_HTOBE64
1511 # undef PERL_NEED_MY_BETOH64
1514 #if defined(uts) || defined(UTS)
1516 # define UV_MAX (4294967295u)
1519 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1520 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1522 #ifndef NO_PERL_PRESERVE_IVUV
1523 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1527 * The macros INT2PTR and NUM2PTR are (despite their names)
1528 * bi-directional: they will convert int/float to or from pointers.
1529 * However the conversion to int/float are named explicitly:
1530 * PTR2IV, PTR2UV, PTR2NV.
1532 * For int conversions we do not need two casts if pointers are
1533 * the same size as IV and UV. Otherwise we need an explicit
1534 * cast (PTRV) to avoid compiler warnings.
1536 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1538 # define INT2PTR(any,d) (any)(d)
1540 # if PTRSIZE == LONGSIZE
1541 # define PTRV unsigned long
1542 # define PTR2ul(p) (unsigned long)(p)
1544 # define PTRV unsigned
1549 # define INT2PTR(any,d) (any)(PTRV)(d)
1553 # define PTR2ul(p) INT2PTR(unsigned long,p)
1556 #define NUM2PTR(any,d) (any)(PTRV)(d)
1557 #define PTR2IV(p) INT2PTR(IV,p)
1558 #define PTR2UV(p) INT2PTR(UV,p)
1559 #define PTR2NV(p) NUM2PTR(NV,p)
1560 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1562 /* According to strict ANSI C89 one cannot freely cast between
1563 * data pointers and function (code) pointers. There are at least
1564 * two ways around this. One (used below) is to do two casts,
1565 * first the other pointer to an (unsigned) integer, and then
1566 * the integer to the other pointer. The other way would be
1567 * to use unions to "overlay" the pointers. For an example of
1568 * the latter technique, see union dirpu in struct xpvio in sv.h.
1569 * The only feasible use is probably temporarily storing
1570 * function pointers in a data pointer (such as a void pointer). */
1572 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1573 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1575 #ifdef USE_LONG_DOUBLE
1576 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1577 # define LONG_DOUBLE_EQUALS_DOUBLE
1579 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1580 # undef USE_LONG_DOUBLE /* Ouch! */
1585 /* Use an overridden DBL_DIG */
1589 # define DBL_DIG OVR_DBL_DIG
1591 /* The following is all to get DBL_DIG, in order to pick a nice
1592 default value for printing floating point numbers in Gconvert
1593 (see config.h). (It also has other uses, such as figuring out if
1594 a given precision of printing can be done with a double instead of
1595 a long double - Allen).
1604 #define DBL_DIG 15 /* A guess that works lots of places */
1611 #define DBL_DIG 15 /* A guess that works lots of places */
1615 /* Use an overridden LDBL_DIG */
1619 # define LDBL_DIG OVR_LDBL_DIG
1621 /* The following is all to get LDBL_DIG, in order to pick a nice
1622 default value for printing floating point numbers in Gconvert.
1626 # include <limits.h>
1631 # ifndef HAS_LDBL_DIG
1632 # if LONG_DOUBLESIZE == 10
1633 # define LDBL_DIG 18 /* assume IEEE */
1635 # if LONG_DOUBLESIZE == 12
1636 # define LDBL_DIG 18 /* gcc? */
1638 # if LONG_DOUBLESIZE == 16
1639 # define LDBL_DIG 33 /* assume IEEE */
1641 # if LONG_DOUBLESIZE == DOUBLESIZE
1642 # define LDBL_DIG DBL_DIG /* bummer */
1651 * This is for making sure we have a good DBL_MAX value, if possible,
1652 * either for usage as NV_MAX or for usage in figuring out if we can
1653 * fit a given long double into a double, if bug-fixing makes it
1654 * necessary to do so. - Allen <allens@cpan.org>
1658 # include <limits.h>
1662 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1663 # include <values.h>
1664 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1665 # define DBL_MAX MAXDOUBLE
1667 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1668 # define DBL_MIN MINDOUBLE
1671 #endif /* defined(I_VALUES) */
1676 # include <ieeefp.h>
1679 #ifdef USE_LONG_DOUBLE
1681 # include <sunmath.h>
1683 # define NV_DIG LDBL_DIG
1684 # ifdef LDBL_MANT_DIG
1685 # define NV_MANT_DIG LDBL_MANT_DIG
1688 # define NV_MIN LDBL_MIN
1691 # define NV_MAX LDBL_MAX
1693 # ifdef LDBL_MIN_10_EXP
1694 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1696 # ifdef LDBL_MAX_10_EXP
1697 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1699 # ifdef LDBL_EPSILON
1700 # define NV_EPSILON LDBL_EPSILON
1703 # define NV_MAX LDBL_MAX
1704 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1707 # define NV_MAX HUGE_VALL
1710 # define NV_MAX ((NV)HUGE_VAL)
1715 # define Perl_cos cosl
1716 # define Perl_sin sinl
1717 # define Perl_sqrt sqrtl
1718 # define Perl_exp expl
1719 # define Perl_log logl
1720 # define Perl_atan2 atan2l
1721 # define Perl_pow powl
1722 # define Perl_floor floorl
1723 # define Perl_ceil ceill
1724 # define Perl_fmod fmodl
1726 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1728 # define Perl_modf(x,y) modfl(x,y)
1729 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1730 prototype in <math.h> */
1731 # ifndef HAS_MODFL_PROTO
1732 EXTERN_C long double modfl(long double, long double *);
1735 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1736 extern long double Perl_my_modfl(long double x, long double *ip);
1737 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1741 # define Perl_frexp(x,y) frexpl(x,y)
1743 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1744 extern long double Perl_my_frexpl(long double x, int *e);
1745 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1750 # define Perl_isnan(x) isnanl(x)
1755 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1759 # define NV_DIG DBL_DIG
1760 # ifdef DBL_MANT_DIG
1761 # define NV_MANT_DIG DBL_MANT_DIG
1764 # define NV_MIN DBL_MIN
1767 # define NV_MAX DBL_MAX
1769 # ifdef DBL_MIN_10_EXP
1770 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1772 # ifdef DBL_MAX_10_EXP
1773 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1776 # define NV_EPSILON DBL_EPSILON
1778 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1779 # define NV_MAX DBL_MAX
1780 # define NV_MIN DBL_MIN
1783 # define NV_MAX HUGE_VAL
1786 # define Perl_cos cos
1787 # define Perl_sin sin
1788 # define Perl_sqrt sqrt
1789 # define Perl_exp exp
1790 # define Perl_log log
1791 # define Perl_atan2 atan2
1792 # define Perl_pow pow
1793 # define Perl_floor floor
1794 # define Perl_ceil ceil
1795 # define Perl_fmod fmod
1796 # define Perl_modf(x,y) modf(x,y)
1797 # define Perl_frexp(x,y) frexp(x,y)
1800 /* rumor has it that Win32 has _fpclass() */
1802 /* SGI has fpclassl... but not with the same result values,
1803 * and it's via a typedef (not via #define), so will need to redo Configure
1804 * to use. Not worth the trouble, IMO, at least until the below is used
1805 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1806 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1807 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1809 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1811 # include <ieeefp.h>
1816 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1817 # define Perl_fp_class() fpclassl(x)
1819 # define Perl_fp_class() fpclass(x)
1821 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1822 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1823 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1824 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1825 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1826 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1827 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1828 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1829 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1830 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1831 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1832 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1833 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1834 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1835 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1838 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1840 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1841 # include <fp_class.h>
1843 # define Perl_fp_class(x) fp_class(x)
1844 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1845 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1846 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1847 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1848 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1849 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1850 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1851 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1852 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1853 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1854 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1855 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1856 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1857 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1858 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1861 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1863 # define Perl_fp_class(x) fpclassify(x)
1864 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1865 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1866 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1867 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1868 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1871 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1874 # define Perl_fp_class(x) class(x)
1876 # define Perl_fp_class(x) _class(x)
1878 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1879 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1880 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1881 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1882 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1883 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1884 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1885 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1886 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1887 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1888 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1889 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1890 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1891 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1892 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1895 /* rumor has it that Win32 has _isnan() */
1899 # define Perl_isnan(x) isnan((NV)x)
1901 # ifdef Perl_fp_class_nan
1902 # define Perl_isnan(x) Perl_fp_class_nan(x)
1904 # ifdef HAS_UNORDERED
1905 # define Perl_isnan(x) unordered((x), 0.0)
1907 # define Perl_isnan(x) ((x)!=(x))
1914 int isnan(double d);
1919 # define Perl_isinf(x) isinf((NV)x)
1921 # ifdef Perl_fp_class_inf
1922 # define Perl_isinf(x) Perl_fp_class_inf(x)
1924 # define Perl_isinf(x) ((x)==NV_INF)
1929 #ifndef Perl_isfinite
1931 # define Perl_isfinite(x) finite((NV)x)
1933 # ifdef HAS_ISFINITE
1934 # define Perl_isfinite(x) isfinite(x)
1936 # ifdef Perl_fp_class_finite
1937 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1939 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1945 /* The default is to use Perl's own atof() implementation (in numeric.c).
1946 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1947 * it is however best to use the native implementation of atof.
1948 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1949 * Some good tests to try out with either setting are t/base/num.t,
1950 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1951 * you may need to be using a different function than atof! */
1953 #ifndef USE_PERL_ATOF
1955 # define USE_PERL_ATOF
1958 # if USE_PERL_ATOF == 0
1959 # undef USE_PERL_ATOF
1963 #ifdef USE_PERL_ATOF
1964 # define Perl_atof(s) Perl_my_atof(s)
1965 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1967 # define Perl_atof(s) (NV)atof(s)
1968 # define Perl_atof2(s, n) ((n) = atof(s))
1971 /* Previously these definitions used hardcoded figures.
1972 * It is hoped these formula are more portable, although
1973 * no data one way or another is presently known to me.
1974 * The "PERL_" names are used because these calculated constants
1975 * do not meet the ANSI requirements for LONG_MAX, etc., which
1976 * need to be constants acceptable to #if - kja
1977 * define PERL_LONG_MAX 2147483647L
1978 * define PERL_LONG_MIN (-LONG_MAX - 1)
1979 * define PERL ULONG_MAX 4294967295L
1982 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1983 # include <limits.h>
1985 /* Included values.h above if necessary; still including limits.h down here,
1986 * despite doing above, because math.h might have overriden... XXX - Allen */
1989 * Try to figure out max and min values for the integral types. THE CORRECT
1990 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1991 * following hacks are used if neither limits.h or values.h provide them:
1992 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1993 * for types < int: (unsigned TYPE)~(unsigned)0
1994 * The argument to ~ must be unsigned so that later signed->unsigned
1995 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1996 * and it must not be smaller than int because ~ does integral promotion.
1997 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1998 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1999 * The latter is a hack which happens to work on some machines but
2000 * does *not* catch any random system, or things like integer types
2001 * with NaN if that is possible.
2003 * All of the types are explicitly cast to prevent accidental loss of
2004 * numeric range, and in the hope that they will be less likely to confuse
2005 * over-eager optimizers.
2009 #define PERL_UCHAR_MIN ((unsigned char)0)
2012 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2015 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2017 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2022 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2023 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2024 * depending on local options. Until Configure detects this (or at least
2025 * detects whether the "signed" keyword is available) the CHAR ranges
2026 * will not be included. UCHAR functions normally.
2030 #define PERL_USHORT_MIN ((unsigned short)0)
2033 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2036 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2039 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2041 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2047 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2049 # ifdef MAXSHORT /* Often used in <values.h> */
2050 # define PERL_SHORT_MAX ((short)MAXSHORT)
2053 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2055 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2061 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2064 # define PERL_SHORT_MIN ((short)MINSHORT)
2067 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2069 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2075 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2078 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2080 # define PERL_UINT_MAX (~(unsigned int)0)
2084 #define PERL_UINT_MIN ((unsigned int)0)
2087 # define PERL_INT_MAX ((int)INT_MAX)
2089 # ifdef MAXINT /* Often used in <values.h> */
2090 # define PERL_INT_MAX ((int)MAXINT)
2092 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2097 # define PERL_INT_MIN ((int)INT_MIN)
2100 # define PERL_INT_MIN ((int)MININT)
2102 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2107 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2110 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2112 # define PERL_ULONG_MAX (~(unsigned long)0)
2116 #define PERL_ULONG_MIN ((unsigned long)0L)
2119 # define PERL_LONG_MAX ((long)LONG_MAX)
2121 # ifdef MAXLONG /* Often used in <values.h> */
2122 # define PERL_LONG_MAX ((long)MAXLONG)
2124 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2129 # define PERL_LONG_MIN ((long)LONG_MIN)
2132 # define PERL_LONG_MIN ((long)MINLONG)
2134 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2140 # define PERL_UQUAD_MAX (~(UV)0)
2141 # define PERL_UQUAD_MIN ((UV)0)
2142 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2143 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2148 # include "malloc_ctl.h"
2151 struct RExC_state_t;
2153 typedef MEM_SIZE STRLEN;
2156 typedef struct token TOKEN;
2157 typedef struct madprop MADPROP;
2158 typedef struct nexttoken NEXTTOKE;
2160 typedef struct op OP;
2161 typedef struct cop COP;
2162 typedef struct unop UNOP;
2163 typedef struct binop BINOP;
2164 typedef struct listop LISTOP;
2165 typedef struct logop LOGOP;
2166 typedef struct pmop PMOP;
2167 typedef struct svop SVOP;
2168 typedef struct padop PADOP;
2169 typedef struct pvop PVOP;
2170 typedef struct loop LOOP;
2172 typedef struct interpreter PerlInterpreter;
2174 /* Amdahl's <ksync.h> has struct sv */
2175 /* SGI's <sys/sema.h> has struct sv */
2176 #if defined(UTS) || defined(__sgi)
2177 # define STRUCT_SV perl_sv
2179 # define STRUCT_SV sv
2181 typedef struct STRUCT_SV SV;
2182 typedef struct av AV;
2183 typedef struct hv HV;
2184 typedef struct cv CV;
2185 typedef struct regexp REGEXP;
2186 typedef struct gp GP;
2187 typedef struct gv GV;
2188 typedef struct io IO;
2189 typedef struct context PERL_CONTEXT;
2190 typedef struct block BLOCK;
2192 typedef struct magic MAGIC;
2193 typedef struct xpv XPV;
2194 typedef struct xpviv XPVIV;
2195 typedef struct xpvuv XPVUV;
2196 typedef struct xpvnv XPVNV;
2197 typedef struct xpvmg XPVMG;
2198 typedef struct xpvlv XPVLV;
2199 typedef struct xpvav XPVAV;
2200 typedef struct xpvhv XPVHV;
2201 typedef struct xpvgv XPVGV;
2202 typedef struct xpvcv XPVCV;
2203 typedef struct xpvbm XPVBM;
2204 typedef struct xpvfm XPVFM;
2205 typedef struct xpvio XPVIO;
2206 typedef struct mgvtbl MGVTBL;
2207 typedef union any ANY;
2208 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2209 typedef struct ptr_tbl PTR_TBL_t;
2210 typedef struct clone_params CLONE_PARAMS;
2214 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2215 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2216 # define USE_64_BIT_RAWIO /* implicit */
2220 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2221 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2222 * however, because operating systems like to do that themself. */
2225 # define FSEEKSIZE LSEEKSIZE
2227 # define FSEEKSIZE LONGSIZE
2231 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2232 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2233 # define USE_64_BIT_STDIO /* implicit */
2237 #ifdef USE_64_BIT_RAWIO
2240 # define Off_t off64_t
2242 # define LSEEKSIZE 8
2244 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2245 * will trigger defines like the ones below. Some 64-bit environments,
2246 * however, do not. Therefore we have to explicitly mix and match. */
2247 # if defined(USE_OPEN64)
2248 # define open open64
2250 # if defined(USE_LSEEK64)
2251 # define lseek lseek64
2253 # if defined(USE_LLSEEK)
2254 # define lseek llseek
2257 # if defined(USE_STAT64)
2258 # define stat stat64
2260 # if defined(USE_FSTAT64)
2261 # define fstat fstat64
2263 # if defined(USE_LSTAT64)
2264 # define lstat lstat64
2266 # if defined(USE_FLOCK64)
2267 # define flock flock64
2269 # if defined(USE_LOCKF64)
2270 # define lockf lockf64
2272 # if defined(USE_FCNTL64)
2273 # define fcntl fcntl64
2275 # if defined(USE_TRUNCATE64)
2276 # define truncate truncate64
2278 # if defined(USE_FTRUNCATE64)
2279 # define ftruncate ftruncate64
2283 #ifdef USE_64_BIT_STDIO
2284 # ifdef HAS_FPOS64_T
2286 # define Fpos_t fpos64_t
2288 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2289 * will trigger defines like the ones below. Some 64-bit environments,
2290 * however, do not. */
2291 # if defined(USE_FOPEN64)
2292 # define fopen fopen64
2294 # if defined(USE_FSEEK64)
2295 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2297 # if defined(USE_FTELL64)
2298 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2300 # if defined(USE_FSETPOS64)
2301 # define fsetpos fsetpos64
2303 # if defined(USE_FGETPOS64)
2304 # define fgetpos fgetpos64
2306 # if defined(USE_TMPFILE64)
2307 # define tmpfile tmpfile64
2309 # if defined(USE_FREOPEN64)
2310 # define freopen freopen64
2314 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2315 # include "iperlsys.h"
2318 #if defined(__OPEN_VM)
2319 # include "vmesa/vmesaish.h"
2320 # define ISHISH "vmesa"
2325 # include "os2ish.h"
2327 # include "dosish.h"
2329 # define ISHISH "dos"
2333 # include "vmsish.h"
2337 # define op_getmad(arg,pegop,slot) NOOP
2339 # define ISHISH "vms"
2343 # include "./plan9/plan9ish.h"
2344 # define ISHISH "plan9"
2348 # include "mpeix/mpeixish.h"
2349 # define ISHISH "mpeix"
2352 #if defined(__VOS__)
2354 # include "./vos/vosish.h"
2356 # include "vos/vosish.h"
2358 # define ISHISH "vos"
2362 # include "epocish.h"
2363 # define ISHISH "epoc"
2366 #ifdef __SYMBIAN32__
2367 # include "symbian/symbianish.h"
2371 # define op_getmad(arg,pegop,slot) NOOP
2373 # define ISHISH "symbian"
2376 #if defined(MACOS_TRADITIONAL)
2377 # include "macos/macish.h"
2378 # ifndef NO_ENVIRON_ARRAY
2379 # define NO_ENVIRON_ARRAY
2381 # define ISHISH "macos classic"
2384 #if defined(__BEOS__)
2385 # include "beos/beosish.h"
2386 # define ISHISH "beos"
2390 # include "unixish.h"
2391 # define ISHISH "unix"
2394 /* NSIG logic from Configure --> */
2395 /* Strange style to avoid deeply-nested #if/#else/#endif */
2398 # define NSIG (_NSIG)
2404 # define NSIG (SIGMAX+1)
2410 # define NSIG (SIG_MAX+1)
2416 # define NSIG (_SIG_MAX+1)
2422 # define NSIG (MAXSIG+1)
2428 # define NSIG (MAX_SIG+1)
2433 # ifdef SIGARRAYSIZE
2434 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2440 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2444 /* Default to some arbitrary number that's big enough to get most
2445 of the common signals.
2450 /* <-- NSIG logic from Configure */
2452 #ifndef NO_ENVIRON_ARRAY
2453 # define USE_ENVIRON_ARRAY
2457 * initialise to avoid floating-point exceptions from overflow, etc
2459 #ifndef PERL_FPU_INIT
2460 # ifdef HAS_FPSETMASK
2461 # if HAS_FLOATINGPOINT_H
2462 # include <floatingpoint.h>
2464 # define PERL_FPU_INIT fpsetmask(0);
2466 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2467 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2468 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2469 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2471 # define PERL_FPU_INIT
2476 #ifndef PERL_FPU_PRE_EXEC
2477 # define PERL_FPU_PRE_EXEC {
2478 # define PERL_FPU_POST_EXEC }
2481 #ifndef PERL_SYS_INIT3
2482 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2485 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2486 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2491 # ifdef _POSIX_PATH_MAX
2492 # if PATH_MAX > _POSIX_PATH_MAX
2493 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2494 * included the null byte or not. Later amendments of POSIX,
2495 * XPG4, the Austin Group, and the Single UNIX Specification
2496 * all explicitly include the null byte in the PATH_MAX.
2497 * Ditto for _POSIX_PATH_MAX. */
2498 # define MAXPATHLEN PATH_MAX
2500 # define MAXPATHLEN _POSIX_PATH_MAX
2503 # define MAXPATHLEN (PATH_MAX+1)
2506 # ifdef _POSIX_PATH_MAX
2507 # define MAXPATHLEN _POSIX_PATH_MAX
2509 # define MAXPATHLEN 1024 /* Err on the large side. */
2514 /* In case Configure was not used (we are using a "canned config"
2515 * such as Win32, or a cross-compilation setup, for example) try going
2516 * by the gcc major and minor versions. One useful URL is
2517 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2518 * but contrary to this information warn_unused_result seems
2519 * not to be in gcc 3.3.5, at least. --jhi
2520 * Set these up now otherwise we get confused when some of the <*thread.h>
2521 * includes below indirectly pull in <perlio.h> (which needs to know if we
2522 * have HASATTRIBUTE_FORMAT).
2525 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2526 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2527 # define HASATTRIBUTE_FORMAT
2529 # if __GNUC__ >= 3 /* 3.0 -> */
2530 # define HASATTRIBUTE_MALLOC
2532 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2533 # define HASATTRIBUTE_NONNULL
2535 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2536 # define HASATTRIBUTE_NORETURN
2538 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2539 # define HASATTRIBUTE_PURE
2541 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2542 # define HASATTRIBUTE_UNUSED
2544 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2545 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2549 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2550 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2551 * this results in many functions being undeclared which bothers C++
2552 * May make sense to have threads after "*ish.h" anyway
2555 #if defined(USE_ITHREADS)
2557 # include <nw5thread.h>
2559 # ifdef FAKE_THREADS
2560 # include "fakethr.h"
2563 # include <win32thread.h>
2566 # include "os2thread.h"
2568 # ifdef I_MACH_CTHREADS
2569 # include <mach/cthreads.h>
2570 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2571 # define MUTEX_INIT_CALLS_MALLOC
2573 typedef cthread_t perl_os_thread;
2574 typedef mutex_t perl_mutex;
2575 typedef condition_t perl_cond;
2576 typedef void * perl_key;
2577 # else /* Posix threads */
2579 # include <pthread.h>
2581 typedef pthread_t perl_os_thread;
2582 typedef pthread_mutex_t perl_mutex;
2583 typedef pthread_cond_t perl_cond;
2584 typedef pthread_key_t perl_key;
2585 # endif /* I_MACH_CTHREADS */
2588 # endif /* FAKE_THREADS */
2589 #endif /* NETWARE */
2590 #endif /* USE_ITHREADS */
2597 # include "netware.h"
2600 #define STATUS_UNIX PL_statusvalue
2602 # define STATUS_NATIVE PL_statusvalue_vms
2604 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2605 * its contents can not be trusted. Unfortunately, Perl seems to check
2606 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2609 # include <stsdef.h>
2611 /* Presume this because if VMS changes it, it will require a new
2612 * set of APIs for waiting on children for binary compatibility.
2614 # define child_offset_bits (8)
2615 # ifndef C_FAC_POSIX
2616 # define C_FAC_POSIX 0x35A000
2619 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2620 * platform from the existing UNIX or Native status values.
2623 # define STATUS_EXIT \
2624 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2625 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2628 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2629 * exit code and shifts the UNIX value over the correct number of bits to
2630 * be a child status. Usually the number of bits is 8, but that could be
2631 * platform dependent. The NATIVE status code is presumed to have either
2632 * from a child process.
2635 /* This is complicated. The child processes return a true native VMS
2636 status which must be saved. But there is an assumption in Perl that
2637 the UNIX child status has some relationship to errno values, so
2638 Perl tries to translate it to text in some of the tests.
2639 In order to get the string translation correct, for the error, errno
2640 must be EVMSERR, but that generates a different text message
2641 than what the test programs are expecting. So an errno value must
2642 be derived from the native status value when an error occurs.
2643 That will hide the true native status message. With this version of
2644 perl, the true native child status can always be retrieved so that
2645 is not a problem. But in this case, Pl_statusvalue and errno may
2646 have different values in them.
2649 # define STATUS_NATIVE_CHILD_SET(n) \
2651 I32 evalue = (I32)n; \
2652 if (evalue == EVMSERR) { \
2653 PL_statusvalue_vms = vaxc$errno; \
2654 PL_statusvalue = evalue; \
2656 PL_statusvalue_vms = evalue; \
2657 if (evalue == -1) { \
2658 PL_statusvalue = -1; \
2659 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2661 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2662 set_vaxc_errno(evalue); \
2663 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2664 set_errno(EVMSERR); \
2665 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2666 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2670 # ifdef VMSISH_STATUS
2671 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2673 # define STATUS_CURRENT STATUS_UNIX
2676 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2677 * the NATIVE status to an equivalent value. Can not be used to translate
2678 * exit code values as exit code values are not guaranteed to have any
2679 * relationship at all to errno values.
2680 * This is used when Perl is forcing errno to have a specific value.
2682 # define STATUS_UNIX_SET(n) \
2684 I32 evalue = (I32)n; \
2685 PL_statusvalue = evalue; \
2686 if (PL_statusvalue != -1) { \
2687 if (PL_statusvalue != EVMSERR) { \
2688 PL_statusvalue &= 0xFFFF; \
2689 if (MY_POSIX_EXIT) \
2690 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2691 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2694 PL_statusvalue_vms = vaxc$errno; \
2697 else PL_statusvalue_vms = SS$_ABORT; \
2698 set_vaxc_errno(PL_statusvalue_vms); \
2701 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2702 * the NATIVE error status based on it. It does not assume that
2703 * the UNIX/POSIX exit codes have any relationship to errno, except
2704 * that 0 indicates a success. When in the default mode to comply
2705 * with the Perl VMS documentation, any other code sets the NATIVE
2706 * status to a failure code of SS$_ABORT.
2708 * In the new POSIX EXIT mode, native status will be set so that the
2709 * actual exit code will can be retrieved by the calling program or
2712 * If the exit code is not clearly a UNIX parent or child exit status,
2713 * it will be passed through as a VMS status.
2716 # define STATUS_UNIX_EXIT_SET(n) \
2718 I32 evalue = (I32)n; \
2719 PL_statusvalue = evalue; \
2720 if (evalue != -1) { \
2721 if (evalue <= 0xFF00) { \
2722 if (evalue > 0xFF) \
2723 evalue = (evalue >> child_offset_bits) & 0xFF; \
2725 PL_statusvalue_vms == SS$_NORMAL; \
2727 if (MY_POSIX_EXIT) \
2728 PL_statusvalue_vms = \
2729 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2730 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2732 PL_statusvalue_vms = SS$_ABORT; \
2733 } else { /* forgive them Perl, for they have sinned */ \
2734 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2735 else PL_statusvalue_vms = vaxc$errno; \
2736 /* And obviously used a VMS status value instead of UNIX */ \
2737 PL_statusvalue = EVMSERR; \
2740 else PL_statusvalue_vms = SS$_ABORT; \
2741 set_vaxc_errno(PL_statusvalue_vms); \
2744 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2745 * and sets the NATIVE error status based on it. This special case
2746 * is needed to maintain compatibility with past VMS behavior.
2748 * In the default mode on VMS, this number is passed through as
2749 * both the NATIVE and UNIX status. Which makes it different
2750 * that the STATUS_UNIX_EXIT_SET.
2752 * In the new POSIX EXIT mode, native status will be set so that the
2753 * actual exit code will can be retrieved by the calling program or
2758 # define STATUS_EXIT_SET(n) \
2760 I32 evalue = (I32)n; \
2761 PL_statusvalue = evalue; \
2762 if (MY_POSIX_EXIT) \
2763 PL_statusvalue_vms = \
2764 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2765 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2767 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2768 set_vaxc_errno(PL_statusvalue_vms); \
2772 /* This macro forces a success status */
2773 # define STATUS_ALL_SUCCESS \
2774 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2776 /* This macro forces a failure status */
2777 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2778 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2779 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2782 # define STATUS_NATIVE PL_statusvalue_posix
2783 # if defined(WCOREDUMP)
2784 # define STATUS_NATIVE_CHILD_SET(n) \
2786 PL_statusvalue_posix = (n); \
2787 if (PL_statusvalue_posix == -1) \
2788 PL_statusvalue = -1; \
2791 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2792 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2793 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2796 # elif defined(WIFEXITED)
2797 # define STATUS_NATIVE_CHILD_SET(n) \
2799 PL_statusvalue_posix = (n); \
2800 if (PL_statusvalue_posix == -1) \
2801 PL_statusvalue = -1; \
2804 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2805 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2809 # define STATUS_NATIVE_CHILD_SET(n) \
2811 PL_statusvalue_posix = (n); \
2812 if (PL_statusvalue_posix == -1) \
2813 PL_statusvalue = -1; \
2816 PL_statusvalue_posix & 0xFFFF; \
2820 # define STATUS_UNIX_SET(n) \
2822 PL_statusvalue = (n); \
2823 if (PL_statusvalue != -1) \
2824 PL_statusvalue &= 0xFFFF; \
2826 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2827 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2828 # define STATUS_CURRENT STATUS_UNIX
2829 # define STATUS_EXIT STATUS_UNIX
2830 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2831 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2834 /* flags in PL_exit_flags for nature of exit() */
2835 #define PERL_EXIT_EXPECTED 0x01
2836 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2838 #ifndef MEMBER_TO_FPTR
2839 # define MEMBER_TO_FPTR(name) name
2842 /* format to use for version numbers in file/directory names */
2843 /* XXX move to Configure? */
2844 #ifndef PERL_FS_VER_FMT
2845 # define PERL_FS_VER_FMT "%d.%d.%d"
2848 /* This defines a way to flush all output buffers. This may be a
2849 * performance issue, so we allow people to disable it. Also, if
2850 * we are using stdio, there are broken implementations of fflush(NULL)
2851 * out there, Solaris being the most prominent.
2853 #ifndef PERL_FLUSHALL_FOR_CHILD
2854 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2855 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2858 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2860 # define PERL_FLUSHALL_FOR_CHILD NOOP
2865 #ifndef PERL_WAIT_FOR_CHILDREN
2866 # define PERL_WAIT_FOR_CHILDREN NOOP
2869 /* the traditional thread-unsafe notion of "current interpreter". */
2870 #ifndef PERL_SET_INTERP
2871 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2874 #ifndef PERL_GET_INTERP
2875 # define PERL_GET_INTERP (PL_curinterp)
2878 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2879 # ifdef MULTIPLICITY
2880 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2882 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2886 This replaces the previous %_ "hack" by the "%p" hacks.
2887 All that is required is that the perl source does not
2888 use "%-p" or "%-<number>p" or "%<number>p" formats.
2889 These formats will still work in perl code.
2890 See comments in sv.c for futher details.
2892 -DvdNUMBER=<number> can be used to redefine VDf
2894 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2895 which works properly but gives compiler warnings
2897 Robin Barker 2005-07-14
2901 # define SVf_(n) "-" STRINGIFY(n) "p"
2909 # define SVf32 SVf_(32)
2913 # define SVf256 SVf_(256)
2922 # define VDf STRINGIFY(vdNUMBER) "p"
2932 #ifdef HASATTRIBUTE_FORMAT
2933 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2935 #ifdef HASATTRIBUTE_MALLOC
2936 # define __attribute__malloc__ __attribute__((__malloc__))
2938 #ifdef HASATTRIBUTE_NONNULL
2939 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2941 #ifdef HASATTRIBUTE_NORETURN
2942 # define __attribute__noreturn__ __attribute__((noreturn))
2944 #ifdef HASATTRIBUTE_PURE
2945 # define __attribute__pure__ __attribute__((pure))
2947 #ifdef HASATTRIBUTE_UNUSED
2948 # define __attribute__unused__ __attribute__((unused))
2950 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2951 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2954 /* If we haven't defined the attributes yet, define them to blank. */
2955 #ifndef __attribute__format__
2956 # define __attribute__format__(x,y,z)
2958 #ifndef __attribute__malloc__
2959 # define __attribute__malloc__
2961 #ifndef __attribute__nonnull__
2962 # define __attribute__nonnull__(a)
2964 #ifndef __attribute__noreturn__
2965 # define __attribute__noreturn__
2967 #ifndef __attribute__pure__
2968 # define __attribute__pure__
2970 #ifndef __attribute__unused__
2971 # define __attribute__unused__
2973 #ifndef __attribute__warn_unused_result__
2974 # define __attribute__warn_unused_result__
2977 /* For functions that are marked as __attribute__noreturn__, it's not
2978 appropriate to call return. In either case, include the lint directive.
2980 #ifdef HASATTRIBUTE_NORETURN
2981 # define NORETURN_FUNCTION_END /* NOTREACHED */
2983 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
2986 #ifdef HAS_BUILTIN_EXPECT
2987 # define EXPECT(expr,val) __builtin_expect(expr,val)
2989 # define EXPECT(expr,val) (expr)
2991 #define LIKELY(cond) EXPECT(cond,1)
2992 #define UNLIKELY(cond) EXPECT(cond,0)
2993 #ifdef HAS_BUILTIN_CHOOSE_EXPR
2997 /* Some unistd.h's give a prototype for pause() even though
2998 HAS_PAUSE ends up undefined. This causes the #define
2999 below to be rejected by the compiler. Sigh.
3004 #define Pause() sleep((32767<<16)+32767)
3008 # ifdef IOCPARM_MASK
3009 /* on BSDish systems we're safe */
3010 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3012 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3013 /* on Linux systems we're safe; except when we're not [perl #38223] */
3014 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3016 /* otherwise guess at what's safe */
3017 # define IOCPARM_LEN(x) 256
3022 #if defined(__CYGWIN__)
3024 * This symbol, if defined, indicates that the program should
3025 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3026 * that a file is in "binary" mode -- that is, that no translation
3027 * of bytes occurs on read or write operations.
3029 # define USEMYBINMODE /**/
3030 # include <io.h> /* for setmode() prototype */
3031 # define my_binmode(fp, iotype, mode) \
3032 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3036 void init_os_extras(void);
3039 #ifdef UNION_ANY_DEFINITION
3040 UNION_ANY_DEFINITION;
3048 void (*any_dptr) (void*);
3049 void (*any_dxptr) (pTHX_ void*);
3053 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3055 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3056 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3057 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3059 #if defined(_AIX) && !defined(_AIX43)
3060 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3061 /* We cannot include <crypt.h> to get the struct crypt_data
3062 * because of setkey prototype problems when threading */
3063 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3064 /* From OSF, Not needed in AIX
3072 #endif /* threading */
3075 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3076 # include "iperlsys.h"
3079 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3080 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3081 * defined by Configure, despite their names being similar to the
3082 * other defines like USE_ITHREADS. Configure in fact knows nothing
3083 * about the randomised hashes. Therefore to enable/disable the hash
3084 * randomisation defines use the Configure -Accflags=... instead. */
3085 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3086 # define USE_HASH_SEED
3089 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3090 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3091 * it's not really needed.
3094 # define YYTOKENTYPE
3100 YYSTYPE next_val; /* value of next token, if any */
3101 I32 next_type; /* type of next token */
3102 MADPROP *next_mad; /* everything else about that token */
3113 #include "opnames.h"
3120 #include "warnings.h"
3124 typedef struct _sublex_info SUBLEXINFO;
3125 struct _sublex_info {
3126 I32 super_state; /* lexer state to save */
3127 I32 sub_inwhat; /* "lex_inwhat" to use */
3128 OP *sub_op; /* "lex_op" to use */
3129 char *super_bufptr; /* PL_bufptr that was */
3130 char *super_bufend; /* PL_bufend that was */
3133 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3135 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3136 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3138 /* Keep next first in this structure, because sv_free_arenas take
3139 advantage of this to share code between the pte arenas and the SV
3141 struct ptr_tbl_ent {
3142 struct ptr_tbl_ent* next;
3148 struct ptr_tbl_ent** tbl_ary;
3153 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3157 #if defined(htonl) && !defined(HAS_HTONL)
3160 #if defined(htons) && !defined(HAS_HTONS)
3163 #if defined(ntohl) && !defined(HAS_NTOHL)
3166 #if defined(ntohs) && !defined(HAS_NTOHS)
3170 #if (BYTEORDER & 0xffff) != 0x4321
3176 #define htons my_swap
3177 #define htonl my_htonl
3178 #define ntohs my_swap
3179 #define ntohl my_ntohl
3182 #if (BYTEORDER & 0xffff) == 0x4321
3191 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3194 #if BYTEORDER != 0x1234
3199 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3200 # define vtohl(x) ((((x)&0xFF)<<24) \
3202 +(((x)&0x0000FF00)<<8) \
3203 +(((x)&0x00FF0000)>>8) )
3204 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3205 # define htovl(x) vtohl(x)
3206 # define htovs(x) vtohs(x)
3208 /* otherwise default to functions in util.c */
3210 short htovs(short n);
3211 short vtohs(short n);
3217 /* *MAX Plus 1. A floating point value.
3218 Hopefully expressed in a way that dodgy floating point can't mess up.
3219 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3221 May find that some broken compiler will want the value cast to I32.
3222 [after the shift, as signed >> may not be as secure as unsigned >>]
3224 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3225 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3226 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3227 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3228 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3230 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3232 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3233 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3234 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3236 /* This may look like unnecessary jumping through hoops, but converting
3237 out of range floating point values to integers *is* undefined behaviour,
3238 and it is starting to bite.
3241 #define I_32(what) (cast_i32((NV)(what)))
3242 #define U_32(what) (cast_ulong((NV)(what)))
3243 #define I_V(what) (cast_iv((NV)(what)))
3244 #define U_V(what) (cast_uv((NV)(what)))
3246 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3247 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3248 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3249 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3250 : ((n) < U32_MAX_P1 ? (U32) (n) \
3251 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3252 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3253 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3254 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3255 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3256 : ((n) < UV_MAX_P1 ? (UV) (n) \
3257 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3260 #define U_S(what) ((U16)U_32(what))
3261 #define U_I(what) ((unsigned int)U_32(what))
3262 #define U_L(what) U_32(what)
3264 /* These do not care about the fractional part, only about the range. */
3265 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3266 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3268 /* Used with UV/IV arguments: */
3269 /* XXXX: need to speed it up */
3270 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3271 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3278 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3279 Uid_t getuid (void);
3280 Uid_t geteuid (void);
3281 Gid_t getgid (void);
3282 Gid_t getegid (void);
3286 #ifndef Perl_debug_log
3287 # define Perl_debug_log PerlIO_stderr()
3290 #ifndef Perl_error_log
3291 # define Perl_error_log (PL_stderrgv \
3292 && isGV(PL_stderrgv) \
3293 && GvIOp(PL_stderrgv) \
3294 && IoOFP(GvIOp(PL_stderrgv)) \
3295 ? IoOFP(GvIOp(PL_stderrgv)) \
3300 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3301 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3302 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3303 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3304 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3305 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3306 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3307 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3308 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3309 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3310 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3311 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3313 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3314 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3315 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3316 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3317 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3318 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3319 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3320 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3321 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3322 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3323 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3324 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3326 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3327 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3328 that something was done? */
3330 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3331 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3332 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3333 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3334 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3335 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3336 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3337 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3338 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3339 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3340 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3341 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3342 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3343 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3344 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3345 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3346 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3347 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3348 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3349 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3350 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3351 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3352 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3353 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3357 # define DEBUG_p_TEST DEBUG_p_TEST_
3358 # define DEBUG_s_TEST DEBUG_s_TEST_
3359 # define DEBUG_l_TEST DEBUG_l_TEST_
3360 # define DEBUG_t_TEST DEBUG_t_TEST_
3361 # define DEBUG_o_TEST DEBUG_o_TEST_
3362 # define DEBUG_c_TEST DEBUG_c_TEST_
3363 # define DEBUG_P_TEST DEBUG_P_TEST_
3364 # define DEBUG_m_TEST DEBUG_m_TEST_
3365 # define DEBUG_f_TEST DEBUG_f_TEST_
3366 # define DEBUG_r_TEST DEBUG_r_TEST_
3367 # define DEBUG_x_TEST DEBUG_x_TEST_
3368 # define DEBUG_u_TEST DEBUG_u_TEST_
3369 # define DEBUG_H_TEST DEBUG_H_TEST_
3370 # define DEBUG_X_TEST DEBUG_X_TEST_
3371 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3372 # define DEBUG_D_TEST DEBUG_D_TEST_
3373 # define DEBUG_S_TEST DEBUG_S_TEST_
3374 # define DEBUG_T_TEST DEBUG_T_TEST_
3375 # define DEBUG_R_TEST DEBUG_R_TEST_
3376 # define DEBUG_J_TEST DEBUG_J_TEST_
3377 # define DEBUG_v_TEST DEBUG_v_TEST_
3378 # define DEBUG_C_TEST DEBUG_C_TEST_
3379 # define DEBUG_A_TEST DEBUG_A_TEST_
3380 # define DEBUG_q_TEST DEBUG_q_TEST_
3382 # define PERL_DEB(a) a
3383 # define PERL_DEBUG(a) if (PL_debug) a
3384 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3385 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3386 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3387 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3388 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3389 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3390 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3392 /* Temporarily turn off memory debugging in case the a
3393 * does memory allocation, either directly or indirectly. */
3394 # define DEBUG_m(a) \
3396 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3399 # define DEBUG__(t, a) \
3401 if (t) STMT_START {a;} STMT_END; \
3404 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3405 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3406 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3407 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3408 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3409 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3410 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3411 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3415 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3416 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3417 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3418 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3419 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3420 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3422 #else /* DEBUGGING */
3424 # define DEBUG_p_TEST (0)
3425 # define DEBUG_s_TEST (0)
3426 # define DEBUG_l_TEST (0)
3427 # define DEBUG_t_TEST (0)
3428 # define DEBUG_o_TEST (0)
3429 # define DEBUG_c_TEST (0)
3430 # define DEBUG_P_TEST (0)
3431 # define DEBUG_m_TEST (0)
3432 # define DEBUG_f_TEST (0)
3433 # define DEBUG_r_TEST (0)
3434 # define DEBUG_x_TEST (0)
3435 # define DEBUG_u_TEST (0)
3436 # define DEBUG_H_TEST (0)
3437 # define DEBUG_X_TEST (0)
3438 # define DEBUG_Xv_TEST (0)
3439 # define DEBUG_D_TEST (0)
3440 # define DEBUG_S_TEST (0)
3441 # define DEBUG_T_TEST (0)
3442 # define DEBUG_R_TEST (0)
3443 # define DEBUG_J_TEST (0)
3444 # define DEBUG_v_TEST (0)
3445 # define DEBUG_C_TEST (0)
3446 # define DEBUG_A_TEST (0)
3447 # define DEBUG_q_TEST (0)
3449 # define PERL_DEB(a)
3450 # define PERL_DEBUG(a)
3465 # define DEBUG_Xv(a)
3474 #endif /* DEBUGGING */
3477 #define DEBUG_SCOPE(where) \
3478 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3479 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3484 /* These constants should be used in preference to raw characters
3485 * when using magic. Note that some perl guts still assume
3486 * certain character properties of these constants, namely that
3487 * isUPPER() and toLOWER() may do useful mappings.
3489 * Update the magic_names table in dump.c when adding/amending these
3492 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3493 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3494 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3495 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3496 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3497 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3499 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3500 #define PERL_MAGIC_env 'E' /* %ENV hash */
3501 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3502 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3503 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3504 #define PERL_MAGIC_hints 'H' /* %^H hash */
3505 #define PERL_MAGIC_hintselem 'h' /* %^H hash element */
3506 #define PERL_MAGIC_isa 'I' /* @ISA array */
3507 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3508 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3509 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3510 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3511 #define PERL_MAGIC_mutex 'm' /* for lock op */
3512 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3513 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3514 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3515 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3516 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3517 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3518 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3519 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3520 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3521 #define PERL_MAGIC_taint 't' /* Taintedness */
3522 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3523 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3524 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3525 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3526 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3527 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3528 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3529 smart parameter vivification */
3530 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3531 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3532 #define PERL_MAGIC_backref '<' /* for weak ref data */
3533 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3534 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3535 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3536 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3539 #ifndef assert /* <assert.h> might have been included somehow */
3540 #define assert(what) PERL_DEB( \
3541 ((what) ? ((void) 0) : \
3542 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3543 "\", line %d", STRINGIFY(what), __LINE__), \
3548 I32 (*uf_val)(pTHX_ IV, SV*);
3549 I32 (*uf_set)(pTHX_ IV, SV*);
3553 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3554 * XS code wanting to be backward compatible can do something
3555 * like the following:
3557 #ifndef PERL_MG_UFUNC
3558 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3561 static PERL_MG_UFUNC(foo_get, index, val)
3571 #ifndef PERL_MG_UFUNC
3572 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3575 /* Fix these up for __STDC__ */
3576 #ifndef DONT_DECLARE_STD
3577 char *mktemp (char*);
3579 double atof (const char*);
3584 /* All of these are in stdlib.h or time.h for ANSI C */
3586 struct tm *gmtime(), *localtime();
3587 #if defined(OEMVS) || defined(__OPEN_VM)
3588 char *(strchr)(), *(strrchr)();
3589 char *(strcpy)(), *(strcat)();
3591 char *strchr(), *strrchr();
3592 char *strcpy(), *strcat();
3594 #endif /* ! STANDARD_C */
3601 double exp (double);
3602 double log (double);
3603 double log10 (double);
3604 double sqrt (double);
3605 double frexp (double,int*);
3606 double ldexp (double,int);
3607 double modf (double,double*);
3608 double sin (double);
3609 double cos (double);
3610 double atan2 (double,double);
3611 double pow (double,double);
3615 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3616 # define NV_INF LDBL_INFINITY
3618 #if !defined(NV_INF) && defined(DBL_INFINITY)
3619 # define NV_INF (NV)DBL_INFINITY
3621 #if !defined(NV_INF) && defined(INFINITY)
3622 # define NV_INF (NV)INFINITY
3624 #if !defined(NV_INF) && defined(INF)
3625 # define NV_INF (NV)INF
3627 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3628 # define NV_INF (NV)HUGE_VALL
3630 #if !defined(NV_INF) && defined(HUGE_VAL)
3631 # define NV_INF (NV)HUGE_VAL
3634 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3635 # if !defined(NV_NAN) && defined(LDBL_NAN)
3636 # define NV_NAN LDBL_NAN
3638 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3639 # define NV_NAN LDBL_QNAN
3641 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3642 # define NV_NAN LDBL_SNAN
3645 #if !defined(NV_NAN) && defined(DBL_NAN)
3646 # define NV_NAN (NV)DBL_NAN
3648 #if !defined(NV_NAN) && defined(DBL_QNAN)
3649 # define NV_NAN (NV)DBL_QNAN
3651 #if !defined(NV_NAN) && defined(DBL_SNAN)
3652 # define NV_NAN (NV)DBL_SNAN
3654 #if !defined(NV_NAN) && defined(QNAN)
3655 # define NV_NAN (NV)QNAN
3657 #if !defined(NV_NAN) && defined(SNAN)
3658 # define NV_NAN (NV)SNAN
3660 #if !defined(NV_NAN) && defined(NAN)
3661 # define NV_NAN (NV)NAN
3665 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3666 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3668 # if !defined(WIN32) && !defined(VMS)
3670 char *crypt (const char*, const char*);
3672 # endif /* !WIN32 */
3673 # endif /* !NeXT && !__NeXT__ */
3674 # ifndef DONT_DECLARE_STD
3676 char *getenv (const char*);
3677 # endif /* !getenv */
3678 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3679 # ifdef _FILE_OFFSET_BITS
3680 # if _FILE_OFFSET_BITS == 64
3681 Off_t lseek (int,Off_t,int);
3685 # endif /* !DONT_DECLARE_STD */
3687 char *getlogin (void);
3689 #endif /* !__cplusplus */
3691 /* Fixme on VMS. This needs to be a run-time, not build time options */
3692 /* Also rename() is affected by this */
3693 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3694 #define UNLINK unlnk
3695 I32 unlnk (pTHX_ const char*);
3697 #define UNLINK PerlLIO_unlink
3700 /* some versions of glibc are missing the setresuid() proto */
3701 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3702 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3704 /* some versions of glibc are missing the setresgid() proto */
3705 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3706 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3709 #ifndef HAS_SETREUID
3710 # ifdef HAS_SETRESUID
3711 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3712 # define HAS_SETREUID
3715 #ifndef HAS_SETREGID
3716 # ifdef HAS_SETRESGID
3717 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3718 # define HAS_SETREGID
3722 /* Sighandler_t defined in iperlsys.h */
3724 #ifdef HAS_SIGACTION
3725 typedef struct sigaction Sigsave_t;
3727 typedef Sighandler_t Sigsave_t;
3738 # define RUNOPS_DEFAULT Perl_runops_debug
3740 # define RUNOPS_DEFAULT Perl_runops_standard
3744 # ifdef MUTEX_INIT_CALLS_MALLOC
3745 # define MALLOC_INIT \
3747 PL_malloc_mutex = NULL; \
3748 MUTEX_INIT(&PL_malloc_mutex); \
3750 # define MALLOC_TERM \
3752 perl_mutex tmp = PL_malloc_mutex; \
3753 PL_malloc_mutex = NULL; \
3754 MUTEX_DESTROY(&tmp); \
3757 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3758 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3761 # define MALLOC_INIT
3762 # define MALLOC_TERM
3765 #if defined(PERL_IMPLICIT_CONTEXT)
3767 struct perl_memory_debug_header;
3768 struct perl_memory_debug_header {
3773 struct perl_memory_debug_header *prev;
3774 struct perl_memory_debug_header *next;
3777 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3778 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3779 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3783 #ifdef PERL_TRACK_MEMPOOL
3784 # define INIT_TRACK_MEMPOOL(header, interp) \
3786 (header).interpreter = (interp); \
3787 (header).prev = (header).next = &(header); \
3790 # define INIT_TRACK_MEMPOOL(header, interp)
3794 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3795 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3796 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3797 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3799 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3800 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3802 /* NeXT has problems with crt0.o globals */
3803 #if defined(__DYNAMIC__) && \
3804 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3805 # if defined(NeXT) || defined(__NeXT)
3806 # include <mach-o/dyld.h>
3807 # define environ (*environ_pointer)
3808 EXT char *** environ_pointer;
3810 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3811 # include <crt_externs.h> /* for the env array */
3812 # define environ (*_NSGetEnviron())
3816 /* VMS and some other platforms don't use the environ array */
3817 # ifdef USE_ENVIRON_ARRAY
3818 # if !defined(DONT_DECLARE_STD) || \
3819 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3822 extern char ** environ; /* environment variables supplied via exec */
3829 /* handy constants */
3830 EXTCONST char PL_warn_uninit[]
3831 INIT("Use of uninitialized value%s%s%s");
3832 EXTCONST char PL_warn_nosemi[]
3833 INIT("Semicolon seems to be missing");
3834 EXTCONST char PL_warn_reserved[]
3835 INIT("Unquoted string \"%s\" may clash with future reserved word");
3836 EXTCONST char PL_warn_nl[]
3837 INIT("Unsuccessful %s on filename containing newline");
3838 EXTCONST char PL_no_wrongref[]
3839 INIT("Can't use %s ref as %s ref");
3840 EXTCONST char PL_no_symref[]
3841 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3842 EXTCONST char PL_no_symref_sv[]
3843 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3844 EXTCONST char PL_no_usym[]
3845 INIT("Can't use an undefined value as %s reference");
3846 EXTCONST char PL_no_aelem[]
3847 INIT("Modification of non-creatable array value attempted, subscript %d");
3848 EXTCONST char PL_no_helem_sv[]
3849 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3850 EXTCONST char PL_no_modify[]
3851 INIT("Modification of a read-only value attempted");
3852 EXTCONST char PL_no_mem[]
3853 INIT("Out of memory!\n");
3854 EXTCONST char PL_no_security[]
3855 INIT("Insecure dependency in %s%s");
3856 EXTCONST char PL_no_sock_func[]
3857 INIT("Unsupported socket function \"%s\" called");
3858 EXTCONST char PL_no_dir_func[]
3859 INIT("Unsupported directory function \"%s\" called");
3860 EXTCONST char PL_no_func[]
3861 INIT("The %s function is unimplemented");
3862 EXTCONST char PL_no_myglob[]
3863 INIT("\"my\" variable %s can't be in a package");
3864 EXTCONST char PL_no_localize_ref[]
3865 INIT("Can't localize through a reference");
3866 EXTCONST char PL_memory_wrap[]
3867 INIT("panic: memory wrap");
3869 EXTCONST char PL_uuemap[65]
3870 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3874 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3875 EXTCONST int PL_sig_num[] = { SIG_NUM };
3877 EXTCONST char* const PL_sig_name[];
3878 EXTCONST int PL_sig_num[];
3881 /* fast conversion and case folding tables */
3885 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3886 0, 1, 2, 3, 4, 5, 6, 7,
3887 8, 9, 10, 11, 12, 13, 14, 15,
3888 16, 17, 18, 19, 20, 21, 22, 23,
3889 24, 25, 26, 27, 28, 29, 30, 31,
3890 32, 33, 34, 35, 36, 37, 38, 39,
3891 40, 41, 42, 43, 44, 45, 46, 47,
3892 48, 49, 50, 51, 52, 53, 54, 55,
3893 56, 57, 58, 59, 60, 61, 62, 63,
3894 64, 65, 66, 67, 68, 69, 70, 71,
3895 72, 73, 74, 75, 76, 77, 78, 79,
3896 80, 81, 82, 83, 84, 85, 86, 87,
3897 88, 89, 90, 91, 92, 93, 94, 95,
3898 96, 97, 98, 99, 100, 101, 102, 103,
3899 104, 105, 106, 107, 108, 109, 110, 111,
3900 112, 113, 114, 115, 116, 117, 118, 119,
3901 120, 121, 122, 123, 124, 125, 126, 127,
3902 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3903 'H', 'I', 138, 139, 140, 141, 142, 143,
3904 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3905 'Q', 'R', 154, 155, 156, 157, 158, 159,
3906 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3907 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3908 176, 177, 178, 179, 180, 181, 182, 183,
3909 184, 185, 186, 187, 188, 189, 190, 191,
3910 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3911 'h', 'i', 202, 203, 204, 205, 206, 207,
3912 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3913 'q', 'r', 218, 219, 220, 221, 222, 223,
3914 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3915 'y', 'z', 234, 235, 236, 237, 238, 239,
3916 240, 241, 242, 243, 244, 245, 246, 247,
3917 248, 249, 250, 251, 252, 253, 254, 255
3919 #else /* ascii rather than ebcdic */
3920 EXTCONST unsigned char PL_fold[] = {
3921 0, 1, 2, 3, 4, 5, 6, 7,
3922 8, 9, 10, 11, 12, 13, 14, 15,
3923 16, 17, 18, 19, 20, 21, 22, 23,
3924 24, 25, 26, 27, 28, 29, 30, 31,
3925 32, 33, 34, 35, 36, 37, 38, 39,
3926 40, 41, 42, 43, 44, 45, 46, 47,
3927 48, 49, 50, 51, 52, 53, 54, 55,
3928 56, 57, 58, 59, 60, 61, 62, 63,
3929 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3930 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3931 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3932 'x', 'y', 'z', 91, 92, 93, 94, 95,
3933 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3934 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3935 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3936 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3937 128, 129, 130, 131, 132, 133, 134, 135,
3938 136, 137, 138, 139, 140, 141, 142, 143,
3939 144, 145, 146, 147, 148, 149, 150, 151,
3940 152, 153, 154, 155, 156, 157, 158, 159,
3941 160, 161, 162, 163, 164, 165, 166, 167,
3942 168, 169, 170, 171, 172, 173, 174, 175,
3943 176, 177, 178, 179, 180, 181, 182, 183,
3944 184, 185, 186, 187, 188, 189, 190, 191,
3945 192, 193, 194, 195, 196, 197, 198, 199,
3946 200, 201, 202, 203, 204, 205, 206, 207,
3947 208, 209, 210, 211, 212, 213, 214, 215,
3948 216, 217, 218, 219, 220, 221, 222, 223,
3949 224, 225, 226, 227, 228, 229, 230, 231,
3950 232, 233, 234, 235, 236, 237, 238, 239,
3951 240, 241, 242, 243, 244, 245, 246, 247,
3952 248, 249, 250, 251, 252, 253, 254, 255
3954 #endif /* !EBCDIC */
3956 EXTCONST unsigned char PL_fold[];
3959 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3961 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3962 0, 1, 2, 3, 4, 5, 6, 7,
3963 8, 9, 10, 11, 12, 13, 14, 15,
3964 16, 17, 18, 19, 20, 21, 22, 23,
3965 24, 25, 26, 27, 28, 29, 30, 31,
3966 32, 33, 34, 35, 36, 37, 38, 39,
3967 40, 41, 42, 43, 44, 45, 46, 47,
3968 48, 49, 50, 51, 52, 53, 54, 55,
3969 56, 57, 58, 59, 60, 61, 62, 63,
3970 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3971 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3972 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3973 'x', 'y', 'z', 91, 92, 93, 94, 95,
3974 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3975 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3976 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3977 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3978 128, 129, 130, 131, 132, 133, 134, 135,
3979 136, 137, 138, 139, 140, 141, 142, 143,
3980 144, 145, 146, 147, 148, 149, 150, 151,
3981 152, 153, 154, 155, 156, 157, 158, 159,
3982 160, 161, 162, 163, 164, 165, 166, 167,
3983 168, 169, 170, 171, 172, 173, 174, 175,
3984 176, 177, 178, 179, 180, 181, 182, 183,
3985 184, 185, 186, 187, 188, 189, 190, 191,
3986 192, 193, 194, 195, 196, 197, 198, 199,
3987 200, 201, 202, 203, 204, 205, 206, 207,
3988 208, 209, 210, 211, 212, 213, 214, 215,
3989 216, 217, 218, 219, 220, 221, 222, 223,
3990 224, 225, 226, 227, 228, 229, 230, 231,
3991 232, 233, 234, 235, 236, 237, 238, 239,
3992 240, 241, 242, 243, 244, 245, 246, 247,
3993 248, 249, 250, 251, 252, 253, 254, 255
3996 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
3998 #endif /* !PERL_GLOBAL_STRUCT */
4002 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4003 1, 2, 84, 151, 154, 155, 156, 157,
4004 165, 246, 250, 3, 158, 7, 18, 29,
4005 40, 51, 62, 73, 85, 96, 107, 118,
4006 129, 140, 147, 148, 149, 150, 152, 153,
4007 255, 6, 8, 9, 10, 11, 12, 13,
4008 14, 15, 24, 25, 26, 27, 28, 226,
4009 29, 30, 31, 32, 33, 43, 44, 45,
4010 46, 47, 48, 49, 50, 76, 77, 78,
4011 79, 80, 81, 82, 83, 84, 85, 86,
4012 87, 94, 95, 234, 181, 233, 187, 190,
4013 180, 96, 97, 98, 99, 100, 101, 102,
4014 104, 112, 182, 174, 236, 232, 229, 103,
4015 228, 226, 114, 115, 116, 117, 118, 119,
4016 120, 121, 122, 235, 176, 230, 194, 162,
4017 130, 131, 132, 133, 134, 135, 136, 137,
4018 138, 139, 201, 205, 163, 217, 220, 224,
4019 5, 248, 227, 244, 242, 255, 241, 231,
4020 240, 253, 16, 197, 19, 20, 21, 187,
4021 23, 169, 210, 245, 237, 249, 247, 239,
4022 168, 252, 34, 196, 36, 37, 38, 39,
4023 41, 42, 251, 254, 238, 223, 221, 213,
4024 225, 177, 52, 53, 54, 55, 56, 57,
4025 58, 59, 60, 61, 63, 64, 65, 66,
4026 67, 68, 69, 70, 71, 72, 74, 75,
4027 205, 208, 186, 202, 200, 218, 198, 179,
4028 178, 214, 88, 89, 90, 91, 92, 93,
4029 217, 166, 170, 207, 199, 209, 206, 204,
4030 160, 212, 105, 106, 108, 109, 110, 111,
4031 203, 113, 216, 215, 192, 175, 193, 243,
4032 172, 161, 123, 124, 125, 126, 127, 128,
4033 222, 219, 211, 195, 188, 193, 185, 184,
4034 191, 183, 141, 142, 143, 144, 145, 146
4036 #else /* ascii rather than ebcdic */
4037 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4038 1, 2, 84, 151, 154, 155, 156, 157,
4039 165, 246, 250, 3, 158, 7, 18, 29,
4040 40, 51, 62, 73, 85, 96, 107, 118,
4041 129, 140, 147, 148, 149, 150, 152, 153,
4042 255, 182, 224, 205, 174, 176, 180, 217,
4043 233, 232, 236, 187, 235, 228, 234, 226,
4044 222, 219, 211, 195, 188, 193, 185, 184,
4045 191, 183, 201, 229, 181, 220, 194, 162,
4046 163, 208, 186, 202, 200, 218, 198, 179,
4047 178, 214, 166, 170, 207, 199, 209, 206,
4048 204, 160, 212, 216, 215, 192, 175, 173,
4049 243, 172, 161, 190, 203, 189, 164, 230,
4050 167, 248, 227, 244, 242, 255, 241, 231,
4051 240, 253, 169, 210, 245, 237, 249, 247,
4052 239, 168, 252, 251, 254, 238, 223, 221,
4053 213, 225, 177, 197, 171, 196, 159, 4,
4054 5, 6, 8, 9, 10, 11, 12, 13,
4055 14, 15, 16, 17, 19, 20, 21, 22,
4056 23, 24, 25, 26, 27, 28, 30, 31,
4057 32, 33, 34, 35, 36, 37, 38, 39,
4058 41, 42, 43, 44, 45, 46, 47, 48,
4059 49, 50, 52, 53, 54, 55, 56, 57,
4060 58, 59, 60, 61, 63, 64, 65, 66,
4061 67, 68, 69, 70, 71, 72, 74, 75,
4062 76, 77, 78, 79, 80, 81, 82, 83,
4063 86, 87, 88, 89, 90, 91, 92, 93,
4064 94, 95, 97, 98, 99, 100, 101, 102,
4065 103, 104, 105, 106, 108, 109, 110, 111,
4066 112, 113, 114, 115, 116, 117, 119, 120,
4067 121, 122, 123, 124, 125, 126, 127, 128,
4068 130, 131, 132, 133, 134, 135, 136, 137,
4069 138, 139, 141, 142, 143, 144, 145, 146
4073 EXTCONST unsigned char PL_freq[];
4078 EXTCONST char* const PL_block_type[] = {
4090 EXTCONST char* PL_block_type[];
4096 /*****************************************************************************/
4097 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4098 /*****************************************************************************/
4099 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4102 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4111 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4122 XTERMORDORDOR /* evil hack */
4123 /* update exp_name[] in toke.c if adding to this enum */
4126 enum { /* pass one of these to get_vtbl */
4152 want_vtbl_amagicelem,
4162 /* Note: the lowest 8 bits are reserved for
4163 stuffing into op->op_private */
4164 #define HINT_PRIVATE_MASK 0x000000ff
4165 #define HINT_INTEGER 0x00000001 /* integer pragma */
4166 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4167 #define HINT_LOCALE 0x00000004 /* locale pragma */
4168 #define HINT_BYTES 0x00000008 /* bytes pragma */
4169 /* #define HINT_notused10 0x00000010 */
4170 /* Note: 20,40,80 used for NATIVE_HINTS */
4171 /* currently defined by vms/vmsish.h */
4173 #define HINT_BLOCK_SCOPE 0x00000100
4174 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4175 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4177 /* The HINT_NEW_* constants are used by the overload pragma */
4178 #define HINT_NEW_INTEGER 0x00001000
4179 #define HINT_NEW_FLOAT 0x00002000
4180 #define HINT_NEW_BINARY 0x00004000
4181 #define HINT_NEW_STRING 0x00008000
4182 #define HINT_NEW_RE 0x00010000
4183 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4185 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4186 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4188 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4189 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4191 /* assertions pragma */
4192 #define HINT_ASSERTING 0x01000000
4193 #define HINT_ASSERTIONSSEEN 0x02000000
4195 /* The following are stored in $^H{sort}, not in PL_hints */
4196 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4197 #define HINT_SORT_QUICKSORT 0x00000001
4198 #define HINT_SORT_MERGESORT 0x00000002
4199 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4201 /* Various states of the input record separator SV (rs) */
4202 #define RsSNARF(sv) (! SvOK(sv))
4203 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4204 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4205 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4207 /* A struct for keeping various DEBUGGING related stuff,
4208 * neatly packed. Currently only scratch variables for
4209 * constructing debug output are included. Needed always,
4210 * not just when DEBUGGING, though, because of the re extension. c*/
4211 struct perl_debug_pad {
4215 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4216 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4217 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4220 /* Enable variables which are pointers to functions */
4221 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4222 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4223 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4224 char* strend, char* strbeg, I32 minend,
4225 SV* screamer, void* data, U32 flags);
4226 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4227 char *strpos, char *strend,
4229 struct re_scream_pos_data_s *d);
4230 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4231 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4233 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4234 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4235 typedef void (*SVFUNC_t) (pTHX_ SV*);
4236 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4237 typedef void (*XSINIT_t) (pTHX);
4238 typedef void (*ATEXIT_t) (pTHX_ void*);
4239 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4241 /* Set up PERLVAR macros for populating structs */
4242 #define PERLVAR(var,type) type var;
4243 #define PERLVARA(var,n,type) type var[n];
4244 #define PERLVARI(var,type,init) type var;
4245 #define PERLVARIC(var,type,init) type var;
4246 #define PERLVARISC(var,init) const char var[sizeof(init)];
4248 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4249 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4251 /* Interpreter exitlist entry */
4252 typedef struct exitlistentry {
4253 void (*fn) (pTHX_ void*);
4255 } PerlExitListEntry;
4257 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4258 /* These have to be before perlvars.h */
4259 #if !defined(HAS_SIGACTION) && defined(VMS)
4260 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4262 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4263 #if defined(KILL_BY_SIGPRC)
4264 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4267 #ifdef PERL_GLOBAL_STRUCT
4269 # include "perlvars.h"
4273 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4274 EXT struct perl_vars PL_Vars;
4275 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4276 # undef PERL_GET_VARS
4277 # define PERL_GET_VARS() PL_VarsPtr
4278 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4279 # else /* PERL_CORE */
4280 # if !defined(__GNUC__) || !defined(WIN32)
4283 struct perl_vars *PL_VarsPtr;
4284 # define PL_Vars (*((PL_VarsPtr) \
4285 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4286 # endif /* PERL_CORE */
4287 #endif /* PERL_GLOBAL_STRUCT */
4289 #if defined(MULTIPLICITY)
4290 /* If we have multiple interpreters define a struct
4291 holding variables which must be per-interpreter
4292 If we don't have threads anything that would have
4293 be per-thread is per-interpreter.
4296 struct interpreter {
4297 # include "thrdvar.h"
4298 # include "intrpvar.h"
4300 * The following is a buffer where new variables must
4301 * be defined to maintain binary compatibility with previous versions
4303 PERLVARA(object_compatibility,30, char)
4307 struct interpreter {
4310 #endif /* MULTIPLICITY */
4312 typedef void *Thread;
4314 /* Done with PERLVAR macros for now ... */
4321 struct tempsym; /* defined in pp_pack.c */
4326 #ifndef PERL_CALLCONV
4327 # define PERL_CALLCONV
4331 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4332 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4336 /* this has structure inits, so it cannot be included before here */
4339 /* The following must follow proto.h as #defines mess up syntax */
4341 #if !defined(PERL_FOR_X2P)
4342 # include "embedvar.h"
4345 # undef PL_madskills
4347 # define PL_madskills 0
4351 /* Now include all the 'global' variables
4352 * If we don't have threads or multiple interpreters
4353 * these include variables that would have been their struct-s
4356 #define PERLVAR(var,type) EXT type PL_##var;
4357 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4358 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4359 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4360 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4362 #if !defined(MULTIPLICITY)
4364 # include "intrpvar.h"
4365 # include "thrdvar.h"
4370 /* Now all the config stuff is setup we can include embed.h */
4374 # define op_getmad(arg,pegop,slot) NOOP
4378 #ifndef PERL_GLOBAL_STRUCT
4381 # include "perlvars.h"
4394 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var = {a,b,c,d,e,f,g,h}
4395 /* Like MGVTBL_SET but with the get magic having a const MG* */
4396 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var \
4397 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4399 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4400 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT MGVTBL var
4405 MEMBER_TO_FPTR(Perl_magic_get),
4406 MEMBER_TO_FPTR(Perl_magic_set),
4407 MEMBER_TO_FPTR(Perl_magic_len),
4418 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4420 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4430 MEMBER_TO_FPTR(Perl_magic_setenv),
4432 MEMBER_TO_FPTR(Perl_magic_clearenv),
4439 /* For now, hints magic will also use vtbl_sig, because it is all NULL */
4468 MEMBER_TO_FPTR(Perl_magic_getsig),
4469 MEMBER_TO_FPTR(Perl_magic_setsig),
4471 MEMBER_TO_FPTR(Perl_magic_clearsig),
4483 MEMBER_TO_FPTR(Perl_magic_sizepack),
4484 MEMBER_TO_FPTR(Perl_magic_wipepack),
4493 MEMBER_TO_FPTR(Perl_magic_getpack),
4494 MEMBER_TO_FPTR(Perl_magic_setpack),
4496 MEMBER_TO_FPTR(Perl_magic_clearpack),
4506 MEMBER_TO_FPTR(Perl_magic_setdbline),
4518 MEMBER_TO_FPTR(Perl_magic_setisa),
4520 MEMBER_TO_FPTR(Perl_magic_setisa),
4530 MEMBER_TO_FPTR(Perl_magic_setisa),
4539 MGVTBL_SET_CONST_MAGIC_GET(
4541 MEMBER_TO_FPTR(Perl_magic_getarylen),
4542 MEMBER_TO_FPTR(Perl_magic_setarylen),
4557 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4566 MEMBER_TO_FPTR(Perl_magic_setmglob),
4577 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4578 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4589 MEMBER_TO_FPTR(Perl_magic_gettaint),
4590 MEMBER_TO_FPTR(Perl_magic_settaint),
4601 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4602 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4613 MEMBER_TO_FPTR(Perl_magic_getvec),
4614 MEMBER_TO_FPTR(Perl_magic_setvec),
4625 MEMBER_TO_FPTR(Perl_magic_getpos),
4626 MEMBER_TO_FPTR(Perl_magic_setpos),
4638 MEMBER_TO_FPTR(Perl_magic_setbm),
4650 MEMBER_TO_FPTR(Perl_magic_setfm),
4661 MEMBER_TO_FPTR(Perl_magic_getuvar),
4662 MEMBER_TO_FPTR(Perl_magic_setuvar),
4673 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4674 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4686 MEMBER_TO_FPTR(Perl_magic_setregexp),
4689 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4699 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4709 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4710 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4722 MEMBER_TO_FPTR(Perl_magic_setamagic),
4725 MEMBER_TO_FPTR(Perl_magic_setamagic),
4734 MEMBER_TO_FPTR(Perl_magic_setamagic),
4737 MEMBER_TO_FPTR(Perl_magic_setamagic),
4749 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4761 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4770 MEMBER_TO_FPTR(Perl_magic_setutf8),
4778 #ifdef USE_LOCALE_COLLATE
4782 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4795 MEMBER_TO_FPTR(Perl_magic_sethint),
4797 MEMBER_TO_FPTR(Perl_magic_clearhint),
4806 fallback_amg, abs_amg,
4807 bool__amg, nomethod_amg,
4808 string_amg, numer_amg,
4809 add_amg, add_ass_amg,
4810 subtr_amg, subtr_ass_amg,
4811 mult_amg, mult_ass_amg,
4812 div_amg, div_ass_amg,
4813 modulo_amg, modulo_ass_amg,
4814 pow_amg, pow_ass_amg,
4815 lshift_amg, lshift_ass_amg,
4816 rshift_amg, rshift_ass_amg,
4817 band_amg, band_ass_amg,
4818 bor_amg, bor_ass_amg,
4819 bxor_amg, bxor_ass_amg,
4832 repeat_amg, repeat_ass_amg,
4833 concat_amg, concat_ass_amg,
4835 to_sv_amg, to_av_amg,
4836 to_hv_amg, to_gv_amg,
4837 to_cv_amg, iter_amg,
4840 /* Note: Perl_Gv_AMupdate() assumes that DESTROY is the last entry */
4843 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4846 #define NofAMmeth max_amg_code
4847 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4850 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4851 /* Names kept in the symbol table. fallback => "()", the rest has
4852 "(" prepended. The only other place in perl which knows about
4853 this convention is AMG_id2name (used for debugging output and
4854 'nomethod' only), the only other place which has it hardwired is
4856 "()", "(abs", /* "fallback" should be the first. */
4857 "(bool", "(nomethod",
4892 EXTCONST char * PL_AMG_names[NofAMmeth];
4893 #endif /* def INITAMAGIC */
4901 CV* table[NofAMmeth];
4904 struct am_table_short {
4909 typedef struct am_table AMT;
4910 typedef struct am_table_short AMTS;
4912 #define AMGfallNEVER 1
4914 #define AMGfallYES 3
4916 #define AMTf_AMAGIC 1
4917 #define AMTf_OVERLOADED 2
4918 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4919 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4920 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4921 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4922 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4923 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4925 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4928 * some compilers like to redefine cos et alia as faster
4929 * (and less accurate?) versions called F_cos et cetera (Quidquid
4930 * latine dictum sit, altum viditur.) This trick collides with
4931 * the Perl overloading (amg). The following #defines fool both.
4936 # define F_atan2_amg atan2_amg
4939 # define F_cos_amg cos_amg
4942 # define F_exp_amg exp_amg
4945 # define F_log_amg log_amg
4948 # define F_pow_amg pow_amg
4951 # define F_sin_amg sin_amg
4954 # define F_sqrt_amg sqrt_amg
4956 #endif /* _FASTMATH */
4958 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4959 PERLDBf_NOOPT | PERLDBf_INTER | \
4960 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4961 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4962 /* No _NONAME, _GOTO, _ASSERTION */
4963 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4964 #define PERLDBf_LINE 0x02 /* Keep line # */
4965 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4966 #define PERLDBf_INTER 0x08 /* Preserve more data for
4967 later inspections */
4968 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4969 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4970 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4971 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4972 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4973 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4974 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4976 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4977 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4978 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4979 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4980 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4981 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4982 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4983 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4984 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4985 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4986 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4988 #ifdef USE_LOCALE_NUMERIC
4990 #define SET_NUMERIC_STANDARD() \
4991 set_numeric_standard();
4993 #define SET_NUMERIC_LOCAL() \
4994 set_numeric_local();
4996 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
4997 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5000 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5002 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5003 bool was_local = PL_numeric_local && IN_LOCALE; \
5004 if (was_local) SET_NUMERIC_STANDARD();
5006 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5007 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5008 if (was_standard) SET_NUMERIC_LOCAL();
5010 #define RESTORE_NUMERIC_LOCAL() \
5011 if (was_local) SET_NUMERIC_LOCAL();
5013 #define RESTORE_NUMERIC_STANDARD() \
5014 if (was_standard) SET_NUMERIC_STANDARD();
5016 #define Atof my_atof
5018 #else /* !USE_LOCALE_NUMERIC */
5020 #define SET_NUMERIC_STANDARD() /**/
5021 #define SET_NUMERIC_LOCAL() /**/
5022 #define IS_NUMERIC_RADIX(a, b) (0)
5023 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5024 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5025 #define RESTORE_NUMERIC_LOCAL() /**/
5026 #define RESTORE_NUMERIC_STANDARD() /**/
5027 #define Atof my_atof
5028 #define IN_LOCALE_RUNTIME 0
5030 #endif /* !USE_LOCALE_NUMERIC */
5032 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5034 # define strtoll __strtoll /* secret handshake */
5037 # define strtoll _strtoi64 /* secret handshake */
5039 # if !defined(Strtol) && defined(HAS_STRTOLL)
5040 # define Strtol strtoll
5042 # if !defined(Strtol) && defined(HAS_STRTOQ)
5043 # define Strtol strtoq
5045 /* is there atoq() anywhere? */
5047 #if !defined(Strtol) && defined(HAS_STRTOL)
5048 # define Strtol strtol
5051 /* It would be more fashionable to use Strtol() to define atol()
5052 * (as is done for Atoul(), see below) but for backward compatibility
5053 * we just assume atol(). */
5054 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5056 # define atoll _atoi64 /* secret handshake */
5064 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5066 # define strtoull __strtoull /* secret handshake */
5069 # define strtoull _strtoui64 /* secret handshake */
5071 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5072 # define Strtoul strtoull
5074 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5075 # define Strtoul strtouq
5077 /* is there atouq() anywhere? */
5079 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5080 # define Strtoul strtoul
5082 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5083 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5086 # define Atoul(s) Strtoul(s, NULL, 10)
5090 /* if these never got defined, they need defaults */
5091 #ifndef PERL_SET_CONTEXT
5092 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5095 #ifndef PERL_GET_CONTEXT
5096 # define PERL_GET_CONTEXT PERL_GET_INTERP
5099 #ifndef PERL_GET_THX
5100 # define PERL_GET_THX ((void*)NULL)
5103 #ifndef PERL_SET_THX
5104 # define PERL_SET_THX(t) NOOP
5107 #ifndef PERL_SCRIPT_MODE
5108 #define PERL_SCRIPT_MODE "r"
5112 * Some operating systems are stingy with stack allocation,
5113 * so perl may have to guard against stack overflow.
5115 #ifndef PERL_STACK_OVERFLOW_CHECK
5116 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5120 * Some nonpreemptive operating systems find it convenient to
5121 * check for asynchronous conditions after each op execution.
5122 * Keep this check simple, or it may slow down execution
5127 # ifndef PERL_ASYNC_CHECK
5128 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5132 #ifndef PERL_ASYNC_CHECK
5133 # define PERL_ASYNC_CHECK() NOOP
5137 * On some operating systems, a memory allocation may succeed,
5138 * but put the process too close to the system's comfort limit.
5139 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5142 #ifndef PERL_ALLOC_CHECK
5143 #define PERL_ALLOC_CHECK(p) NOOP
5147 # include <sys/ipc.h>
5148 # include <sys/sem.h>
5149 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5152 struct semid_ds *buf;
5153 unsigned short *array;
5156 # ifdef USE_SEMCTL_SEMUN
5157 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5158 union gccbug_semun {
5160 struct semid_ds *buf;
5161 unsigned short *array;
5164 # define semun gccbug_semun
5166 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5168 # ifdef USE_SEMCTL_SEMID_DS
5169 # ifdef EXTRA_F_IN_SEMUN_BUF
5170 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5172 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5179 * Boilerplate macros for initializing and accessing interpreter-local
5180 * data from C. All statics in extensions should be reworked to use
5181 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5182 * for an example of the use of these macros, and perlxs.pod for more.
5184 * Code that uses these macros is responsible for the following:
5185 * 1. #define MY_CXT_KEY to a unique string, e.g.
5186 * "DynaLoader::_guts" XS_VERSION
5187 * XXX in the current implementation, this string is ignored.
5188 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5189 * all the data that needs to be interpreter-local.
5190 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5191 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5192 * (typically put in the BOOT: section).
5193 * 5. Use the members of the my_cxt_t structure everywhere as
5195 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5199 #if defined(PERL_IMPLICIT_CONTEXT)
5201 /* This must appear in all extensions that define a my_cxt_t structure,
5202 * right after the definition (i.e. at file scope). The non-threads
5203 * case below uses it to declare the data as static. */
5204 #define START_MY_CXT static int my_cxt_index = -1;
5206 /* This declaration should be used within all functions that use the
5207 * interpreter-local data. */
5209 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5210 #define dMY_CXT_INTERP(my_perl) \
5211 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5213 /* Creates and zeroes the per-interpreter data.
5214 * (We allocate my_cxtp in a Perl SV so that it will be released when
5215 * the interpreter goes away.) */
5216 #define MY_CXT_INIT \
5217 my_cxt_t *my_cxtp = \
5218 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5219 #define MY_CXT_INIT_INTERP(my_perl) \
5220 my_cxt_t *my_cxtp = \
5221 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5223 /* Clones the per-interpreter data. */
5224 #define MY_CXT_CLONE \
5225 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5226 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5227 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5229 /* This macro must be used to access members of the my_cxt_t structure.
5230 * e.g. MYCXT.some_data */
5231 #define MY_CXT (*my_cxtp)
5233 /* Judicious use of these macros can reduce the number of times dMY_CXT
5234 * is used. Use is similar to pTHX, aTHX etc. */
5235 #define pMY_CXT my_cxt_t *my_cxtp
5236 #define pMY_CXT_ pMY_CXT,
5237 #define _pMY_CXT ,pMY_CXT
5238 #define aMY_CXT my_cxtp
5239 #define aMY_CXT_ aMY_CXT,
5240 #define _aMY_CXT ,aMY_CXT
5242 #else /* PERL_IMPLICIT_CONTEXT */
5244 #define START_MY_CXT static my_cxt_t my_cxt;
5245 #define dMY_CXT_SV dNOOP
5246 #define dMY_CXT dNOOP
5247 #define MY_CXT_INIT NOOP
5248 #define MY_CXT_CLONE NOOP
5249 #define MY_CXT my_cxt
5251 #define pMY_CXT void
5258 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5269 # include <sys/file.h>
5272 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5273 int flock(int fd, int op);
5277 /* Assume UNIX defaults */
5278 # define O_RDONLY 0000
5279 # define O_WRONLY 0001
5280 # define O_RDWR 0002
5281 # define O_CREAT 0100
5292 #if O_TEXT != O_BINARY
5293 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5294 * that is, you are somehow DOSish. */
5295 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5296 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5297 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5298 /* VOS has O_TEXT != O_BINARY, and they have effect,
5299 * but VOS always uses LF, never CRLF. */
5300 /* If you have O_TEXT different from your O_BINARY but you still are
5301 * not a CRLF shop. */
5302 # undef PERLIO_USING_CRLF
5304 /* If you really are DOSish. */
5305 # define PERLIO_USING_CRLF 1
5311 #ifdef I_SYS_STATVFS
5312 # if defined(PERL_SCO) && !defined(_SVID3)
5315 # include <sys/statvfs.h> /* for f?statvfs() */
5318 # include <sys/mount.h> /* for *BSD f?statfs() */
5321 # include <mntent.h> /* for getmntent() */
5324 # include <sys/statfs.h> /* for some statfs() */
5328 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5330 # include <sys/vfs.h> /* for some statfs() */
5336 # include <ustat.h> /* for ustat() */
5339 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5340 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5342 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5343 # define PERL_MOUNT_NOSUID MNT_NOSUID
5345 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5346 # define PERL_MOUNT_NOSUID MS_NOSUID
5348 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5349 # define PERL_MOUNT_NOSUID M_NOSUID
5352 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5353 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5355 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5356 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5358 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5359 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5361 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5362 # define PERL_MOUNT_NOEXEC M_NOEXEC
5365 #endif /* IAMSUID */
5368 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5371 #ifndef EXEC_ARGV_CAST
5372 #define EXEC_ARGV_CAST(x) x
5375 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5376 int). value returned in pointed-
5378 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5379 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5380 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5381 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5382 #define IS_NUMBER_NAN 0x20 /* this is not */
5384 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5387 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5388 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5389 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5391 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5393 /* to let user control profiling */
5394 #ifdef PERL_GPROF_CONTROL
5395 extern void moncontrol(int);
5396 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5398 #define PERL_GPROF_MONCONTROL(x)
5405 /* ISO 6429 NEL - C1 control NExt Line */
5406 /* See http://www.unicode.org/unicode/reports/tr13/ */
5407 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5408 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5409 # define NEXT_LINE_CHAR 0x15
5411 # define NEXT_LINE_CHAR 0x25
5414 # define NEXT_LINE_CHAR 0x85
5417 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5418 #define UNICODE_LINE_SEPA_0 0xE2
5419 #define UNICODE_LINE_SEPA_1 0x80
5420 #define UNICODE_LINE_SEPA_2 0xA8
5421 #define UNICODE_PARA_SEPA_0 0xE2
5422 #define UNICODE_PARA_SEPA_1 0x80
5423 #define UNICODE_PARA_SEPA_2 0xA9
5425 #ifndef PIPESOCK_MODE
5426 # define PIPESOCK_MODE
5429 #ifndef SOCKET_OPEN_MODE
5430 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5433 #ifndef PIPE_OPEN_MODE
5434 # define PIPE_OPEN_MODE PIPESOCK_MODE
5437 #define PERL_MAGIC_UTF8_CACHESIZE 2
5439 #define PERL_UNICODE_STDIN_FLAG 0x0001
5440 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5441 #define PERL_UNICODE_STDERR_FLAG 0x0004
5442 #define PERL_UNICODE_IN_FLAG 0x0008
5443 #define PERL_UNICODE_OUT_FLAG 0x0010
5444 #define PERL_UNICODE_ARGV_FLAG 0x0020
5445 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5446 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5447 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5449 #define PERL_UNICODE_STD_FLAG \
5450 (PERL_UNICODE_STDIN_FLAG | \
5451 PERL_UNICODE_STDOUT_FLAG | \
5452 PERL_UNICODE_STDERR_FLAG)
5454 #define PERL_UNICODE_INOUT_FLAG \
5455 (PERL_UNICODE_IN_FLAG | \
5456 PERL_UNICODE_OUT_FLAG)
5458 #define PERL_UNICODE_DEFAULT_FLAGS \
5459 (PERL_UNICODE_STD_FLAG | \
5460 PERL_UNICODE_INOUT_FLAG | \
5461 PERL_UNICODE_LOCALE_FLAG)
5463 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5465 #define PERL_UNICODE_STDIN 'I'
5466 #define PERL_UNICODE_STDOUT 'O'
5467 #define PERL_UNICODE_STDERR 'E'
5468 #define PERL_UNICODE_STD 'S'
5469 #define PERL_UNICODE_IN 'i'
5470 #define PERL_UNICODE_OUT 'o'
5471 #define PERL_UNICODE_INOUT 'D'
5472 #define PERL_UNICODE_ARGV 'A'
5473 #define PERL_UNICODE_LOCALE 'L'
5474 #define PERL_UNICODE_WIDESYSCALLS 'W'
5475 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5477 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5479 /* From sigaction(2) (FreeBSD man page):
5480 * | Signal routines normally execute with the signal that
5481 * | caused their invocation blocked, but other signals may
5483 * Emulation of this behavior (from within Perl) is enabled
5484 * by defining PERL_BLOCK_SIGNALS.
5486 #define PERL_BLOCK_SIGNALS
5488 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5489 # define PERL_BLOCKSIG_ADD(set,sig) \
5490 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5491 # define PERL_BLOCKSIG_BLOCK(set) \
5492 sigprocmask(SIG_BLOCK, &(set), NULL)
5493 # define PERL_BLOCKSIG_UNBLOCK(set) \
5494 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5495 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5497 /* How about the old style of sigblock()? */
5499 #ifndef PERL_BLOCKSIG_ADD
5500 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5502 #ifndef PERL_BLOCKSIG_BLOCK
5503 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5505 #ifndef PERL_BLOCKSIG_UNBLOCK
5506 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5509 /* Use instead of abs() since abs() forces its argument to be an int,
5510 * but also beware since this evaluates its argument twice, so no x++. */
5511 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5513 #if defined(__DECC) && defined(__osf__)
5514 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5517 #define do_open(g, n, l, a, rm, rp, sf) \
5518 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5519 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5520 # define do_exec(cmd) do_exec3(cmd,0,0)
5523 # define do_aexec Perl_do_aexec
5525 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5528 /* and finally... */
5529 #define PERL_PATCHLEVEL_H_IMPLICIT
5530 #include "patchlevel.h"
5531 #undef PERL_PATCHLEVEL_H_IMPLICIT
5573 so that Configure picks them up. */
5575 #endif /* Include guard */