3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005 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 #if defined(MULTIPLICITY)
63 # ifndef PERL_IMPLICIT_CONTEXT
64 # define PERL_IMPLICIT_CONTEXT
68 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
69 # ifndef PERL_GLOBAL_STRUCT
70 # define PERL_GLOBAL_STRUCT
73 #ifdef PERL_GLOBAL_STRUCT
79 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
85 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
92 # include "symbian/symbian_proto.h"
95 /* Any stack-challenged places. The limit varies (and often
96 * is configurable), but using more than a kilobyte of stack
97 * is usually dubious in these systems. */
98 #if defined(EPOC) || defined(SYMBIAN)
99 /* EPOC/Symbian: need to work around the SDK features. *
100 * On WINS: MS VC5 generates calls to _chkstk, *
101 * if a "large" stack frame is allocated. *
102 * gcc on MARM does not generate calls like these. */
103 # define USE_HEAP_INSTEAD_OF_STACK
106 #/* Use the reentrant APIs like localtime_r and getpwent_r */
107 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
108 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
109 # define USE_REENTRANT_API
112 /* <--- here ends the logic shared by perl.h and makedef.pl */
115 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
116 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
117 * __bsdi__ for BSD/OS
119 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
125 #ifdef PERL_GLOBAL_STRUCT
126 # ifndef PERL_GET_VARS
127 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
128 extern struct perl_vars* Perl_GetVarsPrivate();
129 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
130 # ifndef PERLIO_FUNCS_CONST
131 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
134 # define PERL_GET_VARS() PL_VarsPtr
139 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
141 #ifdef PERL_GLOBAL_STRUCT
142 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
147 #ifdef PERL_IMPLICIT_CONTEXT
148 # ifndef MULTIPLICITY
149 # define MULTIPLICITY
151 # define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
152 # define aTHX my_perl
153 # ifdef PERL_GLOBAL_STRUCT
154 # define dTHXa(a) dVAR; pTHX = (PerlInterpreter*)a
156 # define dTHXa(a) pTHX = (PerlInterpreter*)a
158 # ifdef PERL_GLOBAL_STRUCT
159 # define dTHX dVAR; pTHX = PERL_GET_THX
161 # define dTHX pTHX = PERL_GET_THX
176 #define STATIC static
177 #define CPERLscope(x) x
178 #define CPERLarg void
181 #define PERL_OBJECT_THIS
182 #define _PERL_OBJECT_THIS
183 #define PERL_OBJECT_THIS_
184 #define CALL_FPTR(fptr) (*fptr)
186 #define CALLRUNOPS CALL_FPTR(PL_runops)
187 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
188 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
189 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
190 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
191 #define CALLREGFREE CALL_FPTR(PL_regfree)
193 #if defined(SYMBIAN) && defined(__GNUC__)
195 # define PERL_UNUSED_DECL
197 # define PERL_UNUSED_DECL __attribute__((unused))
201 #ifndef PERL_UNUSED_DECL
202 # ifdef HASATTRIBUTE_UNUSED
203 # define PERL_UNUSED_DECL __attribute__unused__
205 # define PERL_UNUSED_DECL
210 * for silencing unused variables that are actually used most of the time,
211 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
213 #ifndef PERL_UNUSED_ARG
216 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
218 # define PERL_UNUSED_ARG(x) ((void)x)
221 #ifndef PERL_UNUSED_VAR
222 # define PERL_UNUSED_VAR(x) ((void)x)
226 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
233 # define dTHXa(a) dNOOP
250 /* these are only defined for compatibility; should not be used internally */
251 #if !defined(pTHXo) && !defined(PERL_CORE)
253 # define pTHXo_ pTHX_
255 # define aTHXo_ aTHX_
257 # define dTHXoa(x) dTHXa(x)
261 # define pTHXx register PerlInterpreter *my_perl
262 # define pTHXx_ pTHXx,
263 # define aTHXx my_perl
264 # define aTHXx_ aTHXx,
268 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
269 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
270 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
271 #ifdef PERL_IMPLICIT_SYS
272 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
273 # define dTHXs dVAR; dTHX
278 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
285 #undef START_EXTERN_C
289 # define START_EXTERN_C extern "C" {
290 # define END_EXTERN_C }
291 # define EXTERN_C extern "C"
293 # define START_EXTERN_C
294 # define END_EXTERN_C
295 # define EXTERN_C extern
298 /* Some platforms require marking function declarations
299 * for them to be exportable. Used in perlio.h, proto.h
300 * is handled either by the makedef.pl or by defining the
301 * PERL_CALLCONV to be something special. See also the
302 * definition of XS() in XSUB.h. */
303 #ifndef PERL_EXPORT_C
304 # define PERL_EXPORT_C extern
306 #ifndef PERL_XS_EXPORT_C
307 # define PERL_XS_EXPORT_C
310 #ifdef OP_IN_REGISTER
312 # define stringify_immed(s) #s
313 # define stringify(s) stringify_immed(s)
314 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
318 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
319 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
320 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
325 * STMT_START { statements; } STMT_END;
326 * can be used as a single statement, as in
327 * if (x) STMT_START { ... } STMT_END; else ...
329 * Trying to select a version that gives no warnings...
331 #if !(defined(STMT_START) && defined(STMT_END))
332 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
333 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
336 /* Now which other defined()s do we need here ??? */
337 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
338 # define STMT_START if (1)
339 # define STMT_END else (void)0
341 # define STMT_START do
342 # define STMT_END while (0)
347 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
348 #define WITH_THR(s) WITH_THX(s)
351 * SOFT_CAST can be used for args to prototyped functions to retain some
352 * type checking; it only casts if the compiler does not know prototypes.
354 #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
355 #define SOFT_CAST(type)
357 #define SOFT_CAST(type) (type)
360 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
361 # define BYTEORDER 0x1234
364 /* Overall memory policy? */
369 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
376 * The following contortions are brought to you on behalf of all the
377 * standards, semi-standards, de facto standards, not-so-de-facto standards
378 * of the world, as well as all the other botches anyone ever thought of.
379 * The basic theory is that if we work hard enough here, the rest of the
380 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
383 /* define this once if either system, instead of cluttering up the src */
384 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
388 #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE) || defined(SYMBIAN)
389 # define STANDARD_C 1
392 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
393 # define DONT_DECLARE_STD 1
396 #if defined(HASVOLATILE) || defined(STANDARD_C)
398 # define VOL /* to temporarily suppress warnings */
400 # define VOL volatile
406 #define TAINT (PL_tainted = TRUE)
407 #define TAINT_NOT (PL_tainted = FALSE)
408 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
409 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
410 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
412 /* XXX All process group stuff is handled in pp_sys.c. Should these
413 defines move there? If so, I could simplify this a lot. --AD 9/96.
415 /* Process group stuff changed from traditional BSD to POSIX.
416 perlfunc.pod documents the traditional BSD-style syntax, so we'll
417 try to preserve that, if possible.
420 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
422 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
423 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
425 # ifdef HAS_SETPGRP2 /* DG/UX */
426 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
430 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
431 # define HAS_SETPGRP /* Well, effectively it does . . . */
434 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
435 our life easier :-) so we'll try it.
438 # define BSD_GETPGRP(pid) getpgid((pid))
440 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
441 # define BSD_GETPGRP(pid) getpgrp((pid))
443 # ifdef HAS_GETPGRP2 /* DG/UX */
444 # define BSD_GETPGRP(pid) getpgrp2((pid))
448 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
449 # define HAS_GETPGRP /* Well, effectively it does . . . */
452 /* These are not exact synonyms, since setpgrp() and getpgrp() may
453 have different behaviors, but perl.h used to define USE_BSDPGRP
454 (prior to 5.003_05) so some extension might depend on it.
456 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
462 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
463 pthread.h must be included before all other header files.
465 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
466 # include <pthread.h>
469 #ifndef _TYPES_ /* If types.h defines this it's easy. */
470 # ifndef major /* Does everyone's types.h define this? */
471 # include <sys/types.h>
485 # include <varargs.h>
489 #ifdef USE_NEXT_CTYPE
491 #if NX_CURRENT_COMPILER_RELEASE >= 500
492 # include <bsd/ctypes.h>
494 # if NX_CURRENT_COMPILER_RELEASE >= 400
495 # include <objc/NXCType.h>
496 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
497 # include <appkit/NXCType.h>
498 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
499 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
501 #else /* !USE_NEXT_CTYPE */
503 #endif /* USE_NEXT_CTYPE */
505 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
517 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
519 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
520 && defined(HAS_STRXFRM)
521 # define USE_LOCALE_COLLATE
523 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
524 # define USE_LOCALE_CTYPE
526 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
527 # define USE_LOCALE_NUMERIC
529 #endif /* !NO_LOCALE && HAS_SETLOCALE */
534 # ifdef PARAM_NEEDS_TYPES
535 # include <sys/types.h>
537 # include <sys/param.h>
540 /* Use all the "standard" definitions? */
541 #if defined(STANDARD_C) && defined(I_STDLIB)
545 /* If this causes problems, set i_unistd=undef in the hint file. */
551 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
554 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
555 int syscall(int, ...);
558 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
559 int usleep(unsigned int);
562 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
568 /* macros for correct constant construction */
570 # define U16_CONST(x) ((U16)x##U)
572 # define U16_CONST(x) ((U16)x##UL)
576 # define U32_CONST(x) ((U32)x##U)
578 # define U32_CONST(x) ((U32)x##UL)
583 # define U64_CONST(x) ((U64)x##U)
585 # define U64_CONST(x) ((U64)x##UL)
586 # elif QUADKIND == QUAD_IS_LONG_LONG
587 # define U64_CONST(x) ((U64)x##ULL)
588 # else /* best guess we can make */
589 # define U64_CONST(x) ((U64)x##UL)
593 /* byte-swapping functions for big-/little-endian conversion */
594 # define _swab_16_(x) ((U16)( \
595 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
596 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
598 # define _swab_32_(x) ((U32)( \
599 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
600 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
601 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
602 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
605 # define _swab_64_(x) ((U64)( \
606 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
607 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
608 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
609 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
610 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
611 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
612 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
613 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
616 /*----------------------------------------------------------------------------*/
617 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
618 /*----------------------------------------------------------------------------*/
619 # define my_htole16(x) (x)
620 # define my_letoh16(x) (x)
621 # define my_htole32(x) (x)
622 # define my_letoh32(x) (x)
623 # define my_htobe16(x) _swab_16_(x)
624 # define my_betoh16(x) _swab_16_(x)
625 # define my_htobe32(x) _swab_32_(x)
626 # define my_betoh32(x) _swab_32_(x)
628 # define my_htole64(x) (x)
629 # define my_letoh64(x) (x)
630 # define my_htobe64(x) _swab_64_(x)
631 # define my_betoh64(x) _swab_64_(x)
633 # define my_htoles(x) (x)
634 # define my_letohs(x) (x)
635 # define my_htolei(x) (x)
636 # define my_letohi(x) (x)
637 # define my_htolel(x) (x)
638 # define my_letohl(x) (x)
640 # define my_htobes(x) (x)
641 # define my_betohs(x) (x)
642 # elif SHORTSIZE == 2
643 # define my_htobes(x) _swab_16_(x)
644 # define my_betohs(x) _swab_16_(x)
645 # elif SHORTSIZE == 4
646 # define my_htobes(x) _swab_32_(x)
647 # define my_betohs(x) _swab_32_(x)
648 # elif SHORTSIZE == 8
649 # define my_htobes(x) _swab_64_(x)
650 # define my_betohs(x) _swab_64_(x)
652 # define PERL_NEED_MY_HTOBES
653 # define PERL_NEED_MY_BETOHS
656 # define my_htobei(x) (x)
657 # define my_betohi(x) (x)
659 # define my_htobei(x) _swab_16_(x)
660 # define my_betohi(x) _swab_16_(x)
662 # define my_htobei(x) _swab_32_(x)
663 # define my_betohi(x) _swab_32_(x)
665 # define my_htobei(x) _swab_64_(x)
666 # define my_betohi(x) _swab_64_(x)
668 # define PERL_NEED_MY_HTOBEI
669 # define PERL_NEED_MY_BETOHI
672 # define my_htobel(x) (x)
673 # define my_betohl(x) (x)
675 # define my_htobel(x) _swab_16_(x)
676 # define my_betohl(x) _swab_16_(x)
678 # define my_htobel(x) _swab_32_(x)
679 # define my_betohl(x) _swab_32_(x)
681 # define my_htobel(x) _swab_64_(x)
682 # define my_betohl(x) _swab_64_(x)
684 # define PERL_NEED_MY_HTOBEL
685 # define PERL_NEED_MY_BETOHL
687 # define my_htolen(p,n) NOOP
688 # define my_letohn(p,n) NOOP
689 # define my_htoben(p,n) my_swabn(p,n)
690 # define my_betohn(p,n) my_swabn(p,n)
691 /*----------------------------------------------------------------------------*/
692 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
693 /*----------------------------------------------------------------------------*/
694 # define my_htobe16(x) (x)
695 # define my_betoh16(x) (x)
696 # define my_htobe32(x) (x)
697 # define my_betoh32(x) (x)
698 # define my_htole16(x) _swab_16_(x)
699 # define my_letoh16(x) _swab_16_(x)
700 # define my_htole32(x) _swab_32_(x)
701 # define my_letoh32(x) _swab_32_(x)
703 # define my_htobe64(x) (x)
704 # define my_betoh64(x) (x)
705 # define my_htole64(x) _swab_64_(x)
706 # define my_letoh64(x) _swab_64_(x)
708 # define my_htobes(x) (x)
709 # define my_betohs(x) (x)
710 # define my_htobei(x) (x)
711 # define my_betohi(x) (x)
712 # define my_htobel(x) (x)
713 # define my_betohl(x) (x)
715 # define my_htoles(x) (x)
716 # define my_letohs(x) (x)
717 # elif SHORTSIZE == 2
718 # define my_htoles(x) _swab_16_(x)
719 # define my_letohs(x) _swab_16_(x)
720 # elif SHORTSIZE == 4
721 # define my_htoles(x) _swab_32_(x)
722 # define my_letohs(x) _swab_32_(x)
723 # elif SHORTSIZE == 8
724 # define my_htoles(x) _swab_64_(x)
725 # define my_letohs(x) _swab_64_(x)
727 # define PERL_NEED_MY_HTOLES
728 # define PERL_NEED_MY_LETOHS
731 # define my_htolei(x) (x)
732 # define my_letohi(x) (x)
734 # define my_htolei(x) _swab_16_(x)
735 # define my_letohi(x) _swab_16_(x)
737 # define my_htolei(x) _swab_32_(x)
738 # define my_letohi(x) _swab_32_(x)
740 # define my_htolei(x) _swab_64_(x)
741 # define my_letohi(x) _swab_64_(x)
743 # define PERL_NEED_MY_HTOLEI
744 # define PERL_NEED_MY_LETOHI
747 # define my_htolel(x) (x)
748 # define my_letohl(x) (x)
750 # define my_htolel(x) _swab_16_(x)
751 # define my_letohl(x) _swab_16_(x)
753 # define my_htolel(x) _swab_32_(x)
754 # define my_letohl(x) _swab_32_(x)
756 # define my_htolel(x) _swab_64_(x)
757 # define my_letohl(x) _swab_64_(x)
759 # define PERL_NEED_MY_HTOLEL
760 # define PERL_NEED_MY_LETOHL
762 # define my_htolen(p,n) my_swabn(p,n)
763 # define my_letohn(p,n) my_swabn(p,n)
764 # define my_htoben(p,n) NOOP
765 # define my_betohn(p,n) NOOP
766 /*----------------------------------------------------------------------------*/
767 # else /* all other byte-orders */
768 /*----------------------------------------------------------------------------*/
769 # define PERL_NEED_MY_HTOLE16
770 # define PERL_NEED_MY_LETOH16
771 # define PERL_NEED_MY_HTOBE16
772 # define PERL_NEED_MY_BETOH16
773 # define PERL_NEED_MY_HTOLE32
774 # define PERL_NEED_MY_LETOH32
775 # define PERL_NEED_MY_HTOBE32
776 # define PERL_NEED_MY_BETOH32
778 # define PERL_NEED_MY_HTOLE64
779 # define PERL_NEED_MY_LETOH64
780 # define PERL_NEED_MY_HTOBE64
781 # define PERL_NEED_MY_BETOH64
783 # define PERL_NEED_MY_HTOLES
784 # define PERL_NEED_MY_LETOHS
785 # define PERL_NEED_MY_HTOBES
786 # define PERL_NEED_MY_BETOHS
787 # define PERL_NEED_MY_HTOLEI
788 # define PERL_NEED_MY_LETOHI
789 # define PERL_NEED_MY_HTOBEI
790 # define PERL_NEED_MY_BETOHI
791 # define PERL_NEED_MY_HTOLEL
792 # define PERL_NEED_MY_LETOHL
793 # define PERL_NEED_MY_HTOBEL
794 # define PERL_NEED_MY_BETOHL
795 /*----------------------------------------------------------------------------*/
796 # endif /* end of byte-order macros */
797 /*----------------------------------------------------------------------------*/
799 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
800 at least on FreeBSD. YMMV, so experiment. */
801 #ifndef PERL_ARENA_SIZE
802 #define PERL_ARENA_SIZE 4080
805 #endif /* PERL_CORE */
807 /* We no longer default to creating a new SV for GvSV.
808 Do this before embed. */
809 #ifndef PERL_CREATE_GVSV
810 #define PERL_DONT_CREATE_GVSV
813 /* Cannot include embed.h here on Win32 as win32.h has not
814 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
816 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
820 #define MEM_SIZE Size_t
822 /* Round all values passed to malloc up, by default to a multiple of
825 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
826 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
829 #if defined(STANDARD_C) && defined(I_STDDEF)
831 # define STRUCT_OFFSET(s,m) offsetof(s,m)
833 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
837 # if defined(I_STRING) || defined(__cplusplus)
840 # include <strings.h>
844 /* This comes after <stdlib.h> so we don't try to change the standard
845 * library prototypes; we'll use our own in proto.h instead. */
848 # ifdef PERL_POLLUTE_MALLOC
849 # ifndef PERL_EXTMALLOC_DEF
850 # define Perl_malloc malloc
851 # define Perl_calloc calloc
852 # define Perl_realloc realloc
853 # define Perl_mfree free
856 # define EMBEDMYMALLOC /* for compatibility */
859 # define safemalloc Perl_malloc
860 # define safecalloc Perl_calloc
861 # define saferealloc Perl_realloc
862 # define safefree Perl_mfree
863 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
864 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
867 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
868 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
869 # define panic_write2(s) write(2, s, strlen(s))
870 # define CHECK_MALLOC_TAINT(newval) \
871 CHECK_MALLOC_TOO_LATE_FOR_( \
873 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
875 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
876 if (doing_taint(argc,argv,env)) { \
877 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
880 # define safemalloc safesysmalloc
881 # define safecalloc safesyscalloc
882 # define saferealloc safesysrealloc
883 # define safefree safesysfree
884 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
885 # define CHECK_MALLOC_TAINT(newval) ((void)0)
886 # define MALLOC_CHECK_TAINT(argc,argv,env)
887 #endif /* MYMALLOC */
889 #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)
890 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
891 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
892 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
894 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
896 #define strrchr rindex
904 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
906 extern char * memcpy (char*, char*, int);
912 # define memcpy(d,s,l) bcopy(s,d,l)
914 # define memcpy(d,s,l) my_bcopy(s,d,l)
917 #endif /* HAS_MEMCPY */
920 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
922 extern char *memset (char*, int, int);
927 # define memset(d,c,l) my_memset(d,c,l)
928 #endif /* HAS_MEMSET */
930 #if !defined(HAS_MEMMOVE) && !defined(memmove)
931 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
932 # define memmove(d,s,l) bcopy(s,d,l)
934 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
935 # define memmove(d,s,l) memcpy(d,s,l)
937 # define memmove(d,s,l) my_bcopy(s,d,l)
942 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
946 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
947 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
949 extern int memcmp (char*, char*, int);
953 # pragma function(memcmp)
957 # define memcmp my_memcmp
959 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
963 # define memzero(d,l) memset(d,0,l)
966 # define memzero(d,l) bzero(d,l)
968 # define memzero(d,l) my_bzero(d,l)
976 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
983 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
985 #endif /* !HAS_BCMP */
988 # include <netinet/in.h>
992 # include <arpa/inet.h>
995 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
996 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
997 * (the neo-BSD seem to do this). */
1002 # include <sys/stat.h>
1005 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1006 like UTekV) are broken, sometimes giving false positives. Undefine
1007 them here and let the code below set them to proper values.
1009 The ghs macro stands for GreenHills Software C-1.8.5 which
1010 is the C compiler for sysV88 and the various derivatives.
1011 This header file bug is corrected in gcc-2.5.8 and later versions.
1012 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1014 #if defined(uts) || (defined(m88k) && defined(ghs))
1028 # ifdef I_SYS_TIME_KERNEL
1031 # include <sys/time.h>
1032 # ifdef I_SYS_TIME_KERNEL
1037 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1038 # include <sys/times.h>
1041 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1042 # undef HAS_STRERROR
1047 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1048 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1051 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1052 * This is important for using IPv6.
1053 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1054 * a bad idea since it breaks send() and recv(). */
1055 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1056 # define _SOCKADDR_LEN
1059 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1060 # include <sys/socket.h>
1061 # if defined(USE_SOCKS) && defined(I_SOCKS)
1062 # if !defined(INCLUDE_PROTOTYPES)
1063 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1064 # define PERL_SOCKS_NEED_PROTOTYPES
1067 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1068 # undef INCLUDE_PROTOTYPES
1069 # undef PERL_SOCKS_NEED_PROTOTYPES
1080 # include <net/errno.h>
1085 /* sockatmark() is so new (2001) that many places might have it hidden
1086 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1087 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1088 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1089 # if defined(__THROW) && defined(__GLIBC__)
1090 int sockatmark(int) __THROW;
1092 int sockatmark(int);
1097 # undef SETERRNO /* SOCKS might have defined this */
1101 # define SETERRNO(errcode,vmserrcode) \
1103 set_errno(errcode); \
1104 set_vaxc_errno(vmserrcode); \
1106 # define LIB_INVARG LIB$_INVARG
1107 # define RMS_DIR RMS$_DIR
1108 # define RMS_FAC RMS$_FAC
1109 # define RMS_FEX RMS$_FEX
1110 # define RMS_FNF RMS$_FNF
1111 # define RMS_IFI RMS$_IFI
1112 # define RMS_ISI RMS$_ISI
1113 # define RMS_PRV RMS$_PRV
1114 # define SS_ACCVIO SS$_ACCVIO
1115 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1116 # define SS_IVCHAN SS$_IVCHAN
1117 # define SS_NORMAL SS$_NORMAL
1119 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1120 # define LIB_INVARG 0
1128 # define SS_ACCVIO 0
1129 # define SS_DEVOFFLINE 0
1130 # define SS_IVCHAN 0
1131 # define SS_NORMAL 0
1134 #define ERRSV GvSV(PL_errgv)
1135 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1136 #define DEFSV GvSVn(PL_defgv)
1137 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1139 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1142 extern int errno; /* ANSI allows errno to be an lvalue expr.
1143 * For example in multithreaded environments
1144 * something like this might happen:
1145 * extern int *_errno(void);
1146 * #define errno (*_errno()) */
1151 char *strerror (int,...);
1153 #ifndef DONT_DECLARE_STD
1154 char *strerror (int);
1158 # define Strerror strerror
1161 # ifdef HAS_SYS_ERRLIST
1162 extern int sys_nerr;
1163 extern char *sys_errlist[];
1165 # define Strerror(e) \
1166 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1173 # include <sys/ioctl.h>
1177 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1178 # ifdef HAS_SOCKETPAIR
1179 # undef HAS_SOCKETPAIR
1186 #ifndef HAS_SOCKETPAIR
1188 # define socketpair Perl_my_socketpair
1193 # define htoni htons
1194 # define ntohi ntohs
1196 # define htoni htonl
1197 # define ntohi ntohl
1200 /* Configure already sets Direntry_t */
1201 #if defined(I_DIRENT)
1202 # include <dirent.h>
1203 /* NeXT needs dirent + sys/dir.h */
1204 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1205 # include <sys/dir.h>
1209 # include <sys/ndir.h>
1213 # include <ndir.h> /* may be wrong in the future */
1215 # include <sys/dir.h>
1228 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1230 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1235 * The following gobbledygook brought to you on behalf of __STDC__.
1236 * (I could just use #ifndef __STDC__, but this is more bulletproof
1237 * in the face of half-implementations.)
1240 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1241 #include <sys/mode.h>
1246 # define S_IFMT _S_IFMT
1248 # define S_IFMT 0170000
1253 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1257 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1262 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1264 # define S_ISBLK(m) (0)
1269 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1274 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1276 # define S_ISFIFO(m) (0)
1282 # define S_ISLNK(m) _S_ISLNK(m)
1285 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1288 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1290 # define S_ISLNK(m) (0)
1298 # define S_ISSOCK(m) _S_ISSOCK(m)
1301 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1304 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1306 # define S_ISSOCK(m) (0)
1314 # define S_IRUSR S_IREAD
1315 # define S_IWUSR S_IWRITE
1316 # define S_IXUSR S_IEXEC
1318 # define S_IRUSR 0400
1319 # define S_IWUSR 0200
1320 # define S_IXUSR 0100
1326 # define S_IRGRP (S_IRUSR>>3)
1327 # define S_IWGRP (S_IWUSR>>3)
1328 # define S_IXGRP (S_IXUSR>>3)
1330 # define S_IRGRP 0040
1331 # define S_IWGRP 0020
1332 # define S_IXGRP 0010
1338 # define S_IROTH (S_IRUSR>>6)
1339 # define S_IWOTH (S_IWUSR>>6)
1340 # define S_IXOTH (S_IXUSR>>6)
1342 # define S_IROTH 0040
1343 # define S_IWOTH 0020
1344 # define S_IXOTH 0010
1349 # define S_ISUID 04000
1353 # define S_ISGID 02000
1357 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1361 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1365 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1368 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1369 * which would get included through <sys/file.h >, but that is 3000
1370 * lines in the future. --jhi */
1372 #if !defined(S_IREAD) && !defined(__BEOS__)
1373 # define S_IREAD S_IRUSR
1376 #if !defined(S_IWRITE) && !defined(__BEOS__)
1377 # define S_IWRITE S_IWUSR
1381 # define S_IEXEC S_IXUSR
1388 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1389 # define SLOPPYDIVIDE
1396 #ifdef SPRINTF_E_BUG
1397 # define sprintf UTS_sprintf_wrap
1400 /* Configure gets this right but the UTS compiler gets it wrong.
1401 -- Hal Morris <hom00@utsglobal.com> */
1404 # define UVTYPE unsigned
1408 The IV type is supposed to be long enough to hold any integral
1410 --Andy Dougherty August 1996
1416 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1417 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1418 # define IV_MAX INT64_MAX
1419 # define IV_MIN INT64_MIN
1420 # define UV_MAX UINT64_MAX
1422 # define UINT64_MIN 0
1424 # define UV_MIN UINT64_MIN
1426 # define IV_MAX PERL_QUAD_MAX
1427 # define IV_MIN PERL_QUAD_MIN
1428 # define UV_MAX PERL_UQUAD_MAX
1429 # define UV_MIN PERL_UQUAD_MIN
1434 # if defined(INT32_MAX) && IVSIZE == 4
1435 # define IV_MAX INT32_MAX
1436 # define IV_MIN INT32_MIN
1437 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1438 # define UV_MAX UINT32_MAX
1440 # define UV_MAX 4294967295U
1443 # define UINT32_MIN 0
1445 # define UV_MIN UINT32_MIN
1447 # define IV_MAX PERL_LONG_MAX
1448 # define IV_MIN PERL_LONG_MIN
1449 # define UV_MAX PERL_ULONG_MAX
1450 # define UV_MIN PERL_ULONG_MIN
1466 # undef PERL_NEED_MY_HTOLE64
1467 # undef PERL_NEED_MY_LETOH64
1468 # undef PERL_NEED_MY_HTOBE64
1469 # undef PERL_NEED_MY_BETOH64
1472 #if defined(uts) || defined(UTS)
1474 # define UV_MAX (4294967295u)
1477 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1478 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1480 #ifndef NO_PERL_PRESERVE_IVUV
1481 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1485 * The macros INT2PTR and NUM2PTR are (despite their names)
1486 * bi-directional: they will convert int/float to or from pointers.
1487 * However the conversion to int/float are named explicitly:
1488 * PTR2IV, PTR2UV, PTR2NV.
1490 * For int conversions we do not need two casts if pointers are
1491 * the same size as IV and UV. Otherwise we need an explicit
1492 * cast (PTRV) to avoid compiler warnings.
1494 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1496 # define INT2PTR(any,d) (any)(d)
1498 # if PTRSIZE == LONGSIZE
1499 # define PTRV unsigned long
1501 # define PTRV unsigned
1503 # define INT2PTR(any,d) (any)(PTRV)(d)
1505 #define NUM2PTR(any,d) (any)(PTRV)(d)
1506 #define PTR2IV(p) INT2PTR(IV,p)
1507 #define PTR2UV(p) INT2PTR(UV,p)
1508 #define PTR2NV(p) NUM2PTR(NV,p)
1509 #if PTRSIZE == LONGSIZE
1510 # define PTR2ul(p) (unsigned long)(p)
1512 # define PTR2ul(p) INT2PTR(unsigned long,p)
1515 /* According to strict ANSI C89 one cannot freely cast between
1516 * data pointers and function (code) pointers. There are at least
1517 * two ways around this. One (used below) is to do two casts,
1518 * first the other pointer to an (unsigned) integer, and then
1519 * the integer to the other pointer. The other way would be
1520 * to use unions to "overlay" the pointers. For an example of
1521 * the latter technique, see union dirpu in struct xpvio in sv.h.
1522 * The only feasible use is probably temporarily storing
1523 * function pointers in a data pointer (such as a void pointer). */
1525 #define DPTR2FPTR(t,p) ((t)(PTRV)(p)) /* data pointer to function pointer */
1526 #define FPTR2DPTR(t,p) ((t)(PTRV)(p)) /* function pointer to data pointer */
1528 #ifdef USE_LONG_DOUBLE
1529 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1530 # define LONG_DOUBLE_EQUALS_DOUBLE
1532 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1533 # undef USE_LONG_DOUBLE /* Ouch! */
1538 /* Use an overridden DBL_DIG */
1542 # define DBL_DIG OVR_DBL_DIG
1544 /* The following is all to get DBL_DIG, in order to pick a nice
1545 default value for printing floating point numbers in Gconvert
1546 (see config.h). (It also has other uses, such as figuring out if
1547 a given precision of printing can be done with a double instead of
1548 a long double - Allen).
1557 #define DBL_DIG 15 /* A guess that works lots of places */
1564 #define DBL_DIG 15 /* A guess that works lots of places */
1568 /* Use an overridden LDBL_DIG */
1572 # define LDBL_DIG OVR_LDBL_DIG
1574 /* The following is all to get LDBL_DIG, in order to pick a nice
1575 default value for printing floating point numbers in Gconvert.
1579 # include <limits.h>
1584 # ifndef HAS_LDBL_DIG
1585 # if LONG_DOUBLESIZE == 10
1586 # define LDBL_DIG 18 /* assume IEEE */
1588 # if LONG_DOUBLESIZE == 12
1589 # define LDBL_DIG 18 /* gcc? */
1591 # if LONG_DOUBLESIZE == 16
1592 # define LDBL_DIG 33 /* assume IEEE */
1594 # if LONG_DOUBLESIZE == DOUBLESIZE
1595 # define LDBL_DIG DBL_DIG /* bummer */
1604 * This is for making sure we have a good DBL_MAX value, if possible,
1605 * either for usage as NV_MAX or for usage in figuring out if we can
1606 * fit a given long double into a double, if bug-fixing makes it
1607 * necessary to do so. - Allen <allens@cpan.org>
1611 # include <limits.h>
1615 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1616 # include <values.h>
1617 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1618 # define DBL_MAX MAXDOUBLE
1620 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1621 # define DBL_MIN MINDOUBLE
1624 #endif /* defined(I_VALUES) */
1629 # include <ieeefp.h>
1632 #ifdef USE_LONG_DOUBLE
1634 # include <sunmath.h>
1636 # define NV_DIG LDBL_DIG
1637 # ifdef LDBL_MANT_DIG
1638 # define NV_MANT_DIG LDBL_MANT_DIG
1641 # define NV_MIN LDBL_MIN
1644 # define NV_MAX LDBL_MAX
1646 # ifdef LDBL_MIN_10_EXP
1647 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1649 # ifdef LDBL_MAX_10_EXP
1650 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1652 # ifdef LDBL_EPSILON
1653 # define NV_EPSILON LDBL_EPSILON
1656 # define NV_MAX LDBL_MAX
1657 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1660 # define NV_MAX HUGE_VALL
1663 # define NV_MAX ((NV)HUGE_VAL)
1668 # define Perl_cos cosl
1669 # define Perl_sin sinl
1670 # define Perl_sqrt sqrtl
1671 # define Perl_exp expl
1672 # define Perl_log logl
1673 # define Perl_atan2 atan2l
1674 # define Perl_pow powl
1675 # define Perl_floor floorl
1676 # define Perl_ceil ceill
1677 # define Perl_fmod fmodl
1679 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1681 # define Perl_modf(x,y) modfl(x,y)
1682 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1683 prototype in <math.h> */
1684 # ifndef HAS_MODFL_PROTO
1685 EXTERN_C long double modfl(long double, long double *);
1688 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1689 extern long double Perl_my_modfl(long double x, long double *ip);
1690 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1694 # define Perl_frexp(x,y) frexpl(x,y)
1696 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1697 extern long double Perl_my_frexpl(long double x, int *e);
1698 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1703 # define Perl_isnan(x) isnanl(x)
1708 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1712 # define NV_DIG DBL_DIG
1713 # ifdef DBL_MANT_DIG
1714 # define NV_MANT_DIG DBL_MANT_DIG
1717 # define NV_MIN DBL_MIN
1720 # define NV_MAX DBL_MAX
1722 # ifdef DBL_MIN_10_EXP
1723 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1725 # ifdef DBL_MAX_10_EXP
1726 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1729 # define NV_EPSILON DBL_EPSILON
1731 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1732 # define NV_MAX DBL_MAX
1733 # define NV_MIN DBL_MIN
1736 # define NV_MAX HUGE_VAL
1739 # define Perl_cos cos
1740 # define Perl_sin sin
1741 # define Perl_sqrt sqrt
1742 # define Perl_exp exp
1743 # define Perl_log log
1744 # define Perl_atan2 atan2
1745 # define Perl_pow pow
1746 # define Perl_floor floor
1747 # define Perl_ceil ceil
1748 # define Perl_fmod fmod
1749 # define Perl_modf(x,y) modf(x,y)
1750 # define Perl_frexp(x,y) frexp(x,y)
1753 /* rumor has it that Win32 has _fpclass() */
1755 /* SGI has fpclassl... but not with the same result values,
1756 * and it's via a typedef (not via #define), so will need to redo Configure
1757 * to use. Not worth the trouble, IMO, at least until the below is used
1758 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1759 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1760 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1762 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1764 # include <ieeefp.h>
1769 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1770 # define Perl_fp_class() fpclassl(x)
1772 # define Perl_fp_class() fpclass(x)
1774 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1775 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1776 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1777 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1778 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1779 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1780 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1781 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1782 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1783 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1784 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1785 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1786 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1787 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1788 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1791 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1793 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1794 # include <fp_class.h>
1796 # define Perl_fp_class(x) fp_class(x)
1797 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1798 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1799 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1800 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1801 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1802 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1803 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1804 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1805 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1806 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1807 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1808 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1809 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1810 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1811 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1814 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1816 # define Perl_fp_class(x) fpclassify(x)
1817 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1818 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1819 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1820 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1821 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1824 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1827 # define Perl_fp_class(x) class(x)
1829 # define Perl_fp_class(x) _class(x)
1831 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1832 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1833 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1834 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1835 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1836 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1837 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1838 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1839 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1840 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1841 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1842 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1843 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1844 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1845 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1848 /* rumor has it that Win32 has _isnan() */
1852 # define Perl_isnan(x) isnan((NV)x)
1854 # ifdef Perl_fp_class_nan
1855 # define Perl_isnan(x) Perl_fp_class_nan(x)
1857 # ifdef HAS_UNORDERED
1858 # define Perl_isnan(x) unordered((x), 0.0)
1860 # define Perl_isnan(x) ((x)!=(x))
1867 int isnan(double d);
1872 # define Perl_isinf(x) isinf((NV)x)
1874 # ifdef Perl_fp_class_inf
1875 # define Perl_isinf(x) Perl_fp_class_inf(x)
1877 # define Perl_isinf(x) ((x)==NV_INF)
1882 #ifndef Perl_isfinite
1884 # define Perl_isfinite(x) finite((NV)x)
1886 # ifdef HAS_ISFINITE
1887 # define Perl_isfinite(x) isfinite(x)
1889 # ifdef Perl_fp_class_finite
1890 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1892 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1898 /* The default is to use Perl's own atof() implementation (in numeric.c).
1899 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1900 * it is however best to use the native implementation of atof.
1901 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1902 * Some good tests to try out with either setting are t/base/num.t,
1903 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1904 * you may need to be using a different function than atof! */
1906 #ifndef USE_PERL_ATOF
1908 # define USE_PERL_ATOF
1911 # if USE_PERL_ATOF == 0
1912 # undef USE_PERL_ATOF
1916 #ifdef USE_PERL_ATOF
1917 # define Perl_atof(s) Perl_my_atof(s)
1918 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1920 # define Perl_atof(s) (NV)atof(s)
1921 # define Perl_atof2(s, n) ((n) = atof(s))
1924 /* Previously these definitions used hardcoded figures.
1925 * It is hoped these formula are more portable, although
1926 * no data one way or another is presently known to me.
1927 * The "PERL_" names are used because these calculated constants
1928 * do not meet the ANSI requirements for LONG_MAX, etc., which
1929 * need to be constants acceptable to #if - kja
1930 * define PERL_LONG_MAX 2147483647L
1931 * define PERL_LONG_MIN (-LONG_MAX - 1)
1932 * define PERL ULONG_MAX 4294967295L
1935 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1936 # include <limits.h>
1938 /* Included values.h above if necessary; still including limits.h down here,
1939 * despite doing above, because math.h might have overriden... XXX - Allen */
1942 * Try to figure out max and min values for the integral types. THE CORRECT
1943 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1944 * following hacks are used if neither limits.h or values.h provide them:
1945 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1946 * for types < int: (unsigned TYPE)~(unsigned)0
1947 * The argument to ~ must be unsigned so that later signed->unsigned
1948 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1949 * and it must not be smaller than int because ~ does integral promotion.
1950 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1951 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1952 * The latter is a hack which happens to work on some machines but
1953 * does *not* catch any random system, or things like integer types
1954 * with NaN if that is possible.
1956 * All of the types are explicitly cast to prevent accidental loss of
1957 * numeric range, and in the hope that they will be less likely to confuse
1958 * over-eager optimizers.
1962 #define PERL_UCHAR_MIN ((unsigned char)0)
1965 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
1968 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
1970 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
1975 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1976 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1977 * depending on local options. Until Configure detects this (or at least
1978 * detects whether the "signed" keyword is available) the CHAR ranges
1979 * will not be included. UCHAR functions normally.
1983 #define PERL_USHORT_MIN ((unsigned short)0)
1986 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
1989 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
1992 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1994 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2000 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2002 # ifdef MAXSHORT /* Often used in <values.h> */
2003 # define PERL_SHORT_MAX ((short)MAXSHORT)
2006 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2008 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2014 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2017 # define PERL_SHORT_MIN ((short)MINSHORT)
2020 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2022 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2028 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2031 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2033 # define PERL_UINT_MAX (~(unsigned int)0)
2037 #define PERL_UINT_MIN ((unsigned int)0)
2040 # define PERL_INT_MAX ((int)INT_MAX)
2042 # ifdef MAXINT /* Often used in <values.h> */
2043 # define PERL_INT_MAX ((int)MAXINT)
2045 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2050 # define PERL_INT_MIN ((int)INT_MIN)
2053 # define PERL_INT_MIN ((int)MININT)
2055 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2060 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2063 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2065 # define PERL_ULONG_MAX (~(unsigned long)0)
2069 #define PERL_ULONG_MIN ((unsigned long)0L)
2072 # define PERL_LONG_MAX ((long)LONG_MAX)
2074 # ifdef MAXLONG /* Often used in <values.h> */
2075 # define PERL_LONG_MAX ((long)MAXLONG)
2077 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2082 # define PERL_LONG_MIN ((long)LONG_MIN)
2085 # define PERL_LONG_MIN ((long)MINLONG)
2087 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2093 # define PERL_UQUAD_MAX (~(UV)0)
2094 # define PERL_UQUAD_MIN ((UV)0)
2095 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2096 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2101 # include "malloc_ctl.h"
2104 struct RExC_state_t;
2106 typedef MEM_SIZE STRLEN;
2108 typedef struct op OP;
2109 typedef struct cop COP;
2110 typedef struct unop UNOP;
2111 typedef struct binop BINOP;
2112 typedef struct listop LISTOP;
2113 typedef struct logop LOGOP;
2114 typedef struct pmop PMOP;
2115 typedef struct svop SVOP;
2116 typedef struct padop PADOP;
2117 typedef struct pvop PVOP;
2118 typedef struct loop LOOP;
2120 typedef struct interpreter PerlInterpreter;
2122 /* Amdahl's <ksync.h> has struct sv */
2123 /* SGI's <sys/sema.h> has struct sv */
2124 #if defined(UTS) || defined(__sgi)
2125 # define STRUCT_SV perl_sv
2127 # define STRUCT_SV sv
2129 typedef struct STRUCT_SV SV;
2130 typedef struct av AV;
2131 typedef struct hv HV;
2132 typedef struct cv CV;
2133 typedef struct regexp REGEXP;
2134 typedef struct gp GP;
2135 typedef struct gv GV;
2136 typedef struct io IO;
2137 typedef struct context PERL_CONTEXT;
2138 typedef struct block BLOCK;
2140 typedef struct magic MAGIC;
2141 typedef struct xpv XPV;
2142 typedef struct xpviv XPVIV;
2143 typedef struct xpvuv XPVUV;
2144 typedef struct xpvnv XPVNV;
2145 typedef struct xpvmg XPVMG;
2146 typedef struct xpvlv XPVLV;
2147 typedef struct xpvav XPVAV;
2148 typedef struct xpvhv XPVHV;
2149 typedef struct xpvgv XPVGV;
2150 typedef struct xpvcv XPVCV;
2151 typedef struct xpvbm XPVBM;
2152 typedef struct xpvfm XPVFM;
2153 typedef struct xpvio XPVIO;
2154 typedef struct mgvtbl MGVTBL;
2155 typedef union any ANY;
2156 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2157 typedef struct ptr_tbl PTR_TBL_t;
2158 typedef struct clone_params CLONE_PARAMS;
2162 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2163 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2164 # define USE_64_BIT_RAWIO /* implicit */
2168 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2169 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2170 * however, because operating systems like to do that themself. */
2173 # define FSEEKSIZE LSEEKSIZE
2175 # define FSEEKSIZE LONGSIZE
2179 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2180 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2181 # define USE_64_BIT_STDIO /* implicit */
2185 #ifdef USE_64_BIT_RAWIO
2188 # define Off_t off64_t
2190 # define LSEEKSIZE 8
2192 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2193 * will trigger defines like the ones below. Some 64-bit environments,
2194 * however, do not. Therefore we have to explicitly mix and match. */
2195 # if defined(USE_OPEN64)
2196 # define open open64
2198 # if defined(USE_LSEEK64)
2199 # define lseek lseek64
2201 # if defined(USE_LLSEEK)
2202 # define lseek llseek
2205 # if defined(USE_STAT64)
2206 # define stat stat64
2208 # if defined(USE_FSTAT64)
2209 # define fstat fstat64
2211 # if defined(USE_LSTAT64)
2212 # define lstat lstat64
2214 # if defined(USE_FLOCK64)
2215 # define flock flock64
2217 # if defined(USE_LOCKF64)
2218 # define lockf lockf64
2220 # if defined(USE_FCNTL64)
2221 # define fcntl fcntl64
2223 # if defined(USE_TRUNCATE64)
2224 # define truncate truncate64
2226 # if defined(USE_FTRUNCATE64)
2227 # define ftruncate ftruncate64
2231 #ifdef USE_64_BIT_STDIO
2232 # ifdef HAS_FPOS64_T
2234 # define Fpos_t fpos64_t
2236 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2237 * will trigger defines like the ones below. Some 64-bit environments,
2238 * however, do not. */
2239 # if defined(USE_FOPEN64)
2240 # define fopen fopen64
2242 # if defined(USE_FSEEK64)
2243 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2245 # if defined(USE_FTELL64)
2246 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2248 # if defined(USE_FSETPOS64)
2249 # define fsetpos fsetpos64
2251 # if defined(USE_FGETPOS64)
2252 # define fgetpos fgetpos64
2254 # if defined(USE_TMPFILE64)
2255 # define tmpfile tmpfile64
2257 # if defined(USE_FREOPEN64)
2258 # define freopen freopen64
2262 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2263 # include "iperlsys.h"
2266 #if defined(__OPEN_VM)
2267 # include "vmesa/vmesaish.h"
2268 # define ISHISH "vmesa"
2273 # include "os2ish.h"
2275 # include "dosish.h"
2277 # define ISHISH "dos"
2281 # include "vmsish.h"
2283 # define ISHISH "vms"
2287 # include "./plan9/plan9ish.h"
2288 # define ISHISH "plan9"
2292 # include "mpeix/mpeixish.h"
2293 # define ISHISH "mpeix"
2296 #if defined(__VOS__)
2298 # include "./vos/vosish.h"
2300 # include "vos/vosish.h"
2302 # define ISHISH "vos"
2306 # include "epocish.h"
2307 # define ISHISH "epoc"
2311 # include "symbian/symbianish.h"
2313 # define ISHISH "symbian"
2316 #if defined(MACOS_TRADITIONAL)
2317 # include "macos/macish.h"
2318 # ifndef NO_ENVIRON_ARRAY
2319 # define NO_ENVIRON_ARRAY
2321 # define ISHISH "macos classic"
2324 #if defined(__BEOS__)
2325 # include "beos/beosish.h"
2326 # define ISHISH "beos"
2330 # include "unixish.h"
2331 # define ISHISH "unix"
2334 /* NSIG logic from Configure --> */
2335 /* Strange style to avoid deeply-nested #if/#else/#endif */
2338 # define NSIG (_NSIG)
2344 # define NSIG (SIGMAX+1)
2350 # define NSIG (SIG_MAX+1)
2356 # define NSIG (_SIG_MAX+1)
2362 # define NSIG (MAXSIG+1)
2368 # define NSIG (MAX_SIG+1)
2373 # ifdef SIGARRAYSIZE
2374 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2380 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2384 /* Default to some arbitrary number that's big enough to get most
2385 of the common signals.
2390 /* <-- NSIG logic from Configure */
2392 #ifndef NO_ENVIRON_ARRAY
2393 # define USE_ENVIRON_ARRAY
2397 * initialise to avoid floating-point exceptions from overflow, etc
2399 #ifndef PERL_FPU_INIT
2400 # ifdef HAS_FPSETMASK
2401 # if HAS_FLOATINGPOINT_H
2402 # include <floatingpoint.h>
2404 # define PERL_FPU_INIT fpsetmask(0);
2406 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2407 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN);
2408 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2409 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2411 # define PERL_FPU_INIT
2416 #ifndef PERL_FPU_PRE_EXEC
2417 # define PERL_FPU_PRE_EXEC {
2418 # define PERL_FPU_POST_EXEC }
2421 #ifndef PERL_SYS_INIT3
2422 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2425 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2426 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2431 # ifdef _POSIX_PATH_MAX
2432 # if PATH_MAX > _POSIX_PATH_MAX
2433 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2434 * included the null byte or not. Later amendments of POSIX,
2435 * XPG4, the Austin Group, and the Single UNIX Specification
2436 * all explicitly include the null byte in the PATH_MAX.
2437 * Ditto for _POSIX_PATH_MAX. */
2438 # define MAXPATHLEN PATH_MAX
2440 # define MAXPATHLEN _POSIX_PATH_MAX
2443 # define MAXPATHLEN (PATH_MAX+1)
2446 # ifdef _POSIX_PATH_MAX
2447 # define MAXPATHLEN _POSIX_PATH_MAX
2449 # define MAXPATHLEN 1024 /* Err on the large side. */
2454 /* In case Configure was not used (we are using a "canned config"
2455 * such as Win32, or a cross-compilation setup, for example) try going
2456 * by the gcc major and minor versions. One useful URL is
2457 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2458 * but contrary to this information warn_unused_result seems
2459 * not to be in gcc 3.3.5, at least. --jhi
2460 * Set these up now otherwise we get confused when some of the <*thread.h>
2461 * includes below indirectly pull in <perlio.h> (which needs to know if we
2462 * have HASATTRIBUTE_FORMAT).
2465 #if defined __GNUC__
2466 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2467 # define HASATTRIBUTE_FORMAT
2469 # if __GNUC__ >= 3 /* 3.0 -> */
2470 # define HASATTRIBUTE_MALLOC
2472 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2473 # define HASATTRIBUTE_NONNULL
2475 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2476 # define HASATTRIBUTE_NORETURN
2478 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2479 # define HASATTRIBUTE_PURE
2481 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2482 # define HASATTRIBUTE_UNUSED
2484 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2485 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2489 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2490 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2491 * this results in many functions being undeclared which bothers C++
2492 * May make sense to have threads after "*ish.h" anyway
2495 #if defined(USE_ITHREADS)
2497 # include <nw5thread.h>
2499 # ifdef FAKE_THREADS
2500 # include "fakethr.h"
2503 # include <win32thread.h>
2506 # include "os2thread.h"
2508 # ifdef I_MACH_CTHREADS
2509 # include <mach/cthreads.h>
2510 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2511 # define MUTEX_INIT_CALLS_MALLOC
2513 typedef cthread_t perl_os_thread;
2514 typedef mutex_t perl_mutex;
2515 typedef condition_t perl_cond;
2516 typedef void * perl_key;
2517 # else /* Posix threads */
2519 # include <pthread.h>
2521 typedef pthread_t perl_os_thread;
2522 typedef pthread_mutex_t perl_mutex;
2523 typedef pthread_cond_t perl_cond;
2524 typedef pthread_key_t perl_key;
2525 # endif /* I_MACH_CTHREADS */
2528 # endif /* FAKE_THREADS */
2529 #endif /* NETWARE */
2530 #endif /* USE_ITHREADS */
2537 # include "netware.h"
2540 #define STATUS_UNIX PL_statusvalue
2542 # define STATUS_NATIVE PL_statusvalue_vms
2543 # define STATUS_NATIVE_EXPORT \
2544 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
2545 # define STATUS_NATIVE_SET(n) \
2547 PL_statusvalue_vms = (n); \
2548 if ((I32)PL_statusvalue_vms == -1) \
2549 PL_statusvalue = -1; \
2550 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
2551 PL_statusvalue = 0; \
2552 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
2553 PL_statusvalue = 1 << 8; \
2555 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
2557 # ifdef VMSISH_STATUS
2558 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2560 # define STATUS_CURRENT STATUS_UNIX
2562 # define STATUS_UNIX_SET(n) \
2564 PL_statusvalue = (n); \
2565 if (PL_statusvalue != -1) { \
2566 PL_statusvalue &= 0xFFFF; \
2567 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
2569 else PL_statusvalue_vms = -1; \
2571 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
2572 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
2574 # define STATUS_NATIVE PL_statusvalue_posix
2575 # define STATUS_NATIVE_EXPORT STATUS_NATIVE
2576 # if defined(WCOREDUMP)
2577 # define STATUS_NATIVE_SET(n) \
2579 PL_statusvalue_posix = (n); \
2580 if (PL_statusvalue_posix == -1) \
2581 PL_statusvalue = -1; \
2584 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2585 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2586 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2589 # elif defined(WIFEXITED)
2590 # define STATUS_NATIVE_SET(n) \
2592 PL_statusvalue_posix = (n); \
2593 if (PL_statusvalue_posix == -1) \
2594 PL_statusvalue = -1; \
2597 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2598 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2602 # define STATUS_NATIVE_SET(n) \
2604 PL_statusvalue_posix = (n); \
2605 if (PL_statusvalue_posix == -1) \
2606 PL_statusvalue = -1; \
2609 PL_statusvalue_posix & 0xFFFF; \
2613 # define STATUS_UNIX_SET(n) \
2615 PL_statusvalue = (n); \
2616 PL_statusvalue_posix = PL_statusvalue; \
2617 if (PL_statusvalue != -1) \
2618 PL_statusvalue &= 0xFFFF; \
2620 # define STATUS_CURRENT STATUS_UNIX
2621 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2622 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2625 /* flags in PL_exit_flags for nature of exit() */
2626 #define PERL_EXIT_EXPECTED 0x01
2627 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2629 #ifndef MEMBER_TO_FPTR
2630 # define MEMBER_TO_FPTR(name) name
2633 /* format to use for version numbers in file/directory names */
2634 /* XXX move to Configure? */
2635 #ifndef PERL_FS_VER_FMT
2636 # define PERL_FS_VER_FMT "%d.%d.%d"
2639 /* This defines a way to flush all output buffers. This may be a
2640 * performance issue, so we allow people to disable it. Also, if
2641 * we are using stdio, there are broken implementations of fflush(NULL)
2642 * out there, Solaris being the most prominent.
2644 #ifndef PERL_FLUSHALL_FOR_CHILD
2645 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2646 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2649 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2651 # define PERL_FLUSHALL_FOR_CHILD NOOP
2656 #ifndef PERL_WAIT_FOR_CHILDREN
2657 # define PERL_WAIT_FOR_CHILDREN NOOP
2660 /* the traditional thread-unsafe notion of "current interpreter". */
2661 #ifndef PERL_SET_INTERP
2662 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2665 #ifndef PERL_GET_INTERP
2666 # define PERL_GET_INTERP (PL_curinterp)
2669 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2670 # ifdef MULTIPLICITY
2671 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2673 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2677 This replaces the previous %_ "hack" by the "%p" hacks.
2678 All that is required is that the perl source does not
2679 use "%-p" or "%-<number>p" or "%<number>p" formats.
2680 These formats will still work in perl code.
2681 See comments in sv.c for futher details.
2683 -DvdNUMBER=<number> can be used to redefine VDf
2685 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
2686 which works properly but gives compiler warnings
2688 Robin Barker 2005-07-14
2692 # define SVf_(n) "-" #n "p"
2700 # define SVf32 SVf_(32)
2704 # define SVf256 SVf_(256)
2713 # define vdFORMAT(n) #n "p"
2714 # define VDf_(n) vdFORMAT(n)
2715 # define VDf VDf_(vdNUMBER)
2726 # define DieNull Perl_vdie(aTHX_ Nullch, Null(va_list *))
2729 #ifdef HASATTRIBUTE_FORMAT
2730 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2732 #ifdef HASATTRIBUTE_MALLOC
2733 # define __attribute__malloc__ __attribute__((__malloc__))
2735 #ifdef HASATTRIBUTE_NONNULL
2736 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2738 #ifdef HASATTRIBUTE_NORETURN
2739 # define __attribute__noreturn__ __attribute__((noreturn))
2741 #ifdef HASATTRIBUTE_PURE
2742 # define __attribute__pure__ __attribute__((pure))
2744 #ifdef HASATTRIBUTE_UNUSED
2745 # define __attribute__unused__ __attribute__((unused))
2747 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2748 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2751 /* If we haven't defined the attributes yet, define them to blank. */
2752 #ifndef __attribute__format__
2753 # define __attribute__format__(x,y,z)
2755 #ifndef __attribute__malloc__
2756 # define __attribute__malloc__
2758 #ifndef __attribute__nonnull__
2759 # define __attribute__nonnull__(a)
2761 #ifndef __attribute__noreturn__
2762 # define __attribute__noreturn__
2764 #ifndef __attribute__pure__
2765 # define __attribute__pure__
2767 #ifndef __attribute__unused__
2768 # define __attribute__unused__
2770 #ifndef __attribute__warn_unused_result__
2771 # define __attribute__warn_unused_result__
2774 /* For functions that are marked as __attribute__noreturn__, it's not
2775 appropriate to call return. In either case, include the lint directive.
2777 #ifdef HASATTRIBUTE_NORETURN
2778 # define NORETURN_FUNCTION_END /* NOT REACHED */
2780 # define NORETURN_FUNCTION_END /* NOT REACHED */ return 0
2783 /* Some unistd.h's give a prototype for pause() even though
2784 HAS_PAUSE ends up undefined. This causes the #define
2785 below to be rejected by the compiler. Sigh.
2790 #define Pause() sleep((32767<<16)+32767)
2794 # ifdef IOCPARM_MASK
2795 /* on BSDish systes we're safe */
2796 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2798 /* otherwise guess at what's safe */
2799 # define IOCPARM_LEN(x) 256
2803 #if defined(__CYGWIN__)
2805 * This symbol, if defined, indicates that the program should
2806 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
2807 * that a file is in "binary" mode -- that is, that no translation
2808 * of bytes occurs on read or write operations.
2810 # define USEMYBINMODE /**/
2811 # include <io.h> /* for setmode() prototype */
2812 # define my_binmode(fp, iotype, mode) \
2813 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
2817 void init_os_extras(void);
2820 #ifdef UNION_ANY_DEFINITION
2821 UNION_ANY_DEFINITION;
2829 void (*any_dptr) (void*);
2830 void (*any_dxptr) (pTHX_ void*);
2834 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
2836 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2837 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2838 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2840 #if defined(_AIX) && !defined(_AIX43)
2841 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2842 /* We cannot include <crypt.h> to get the struct crypt_data
2843 * because of setkey prototype problems when threading */
2844 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2845 /* From OSF, Not needed in AIX
2853 #endif /* threading */
2856 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2857 # include "iperlsys.h"
2860 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
2861 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
2862 * defined by Configure, despite their names being similar to the
2863 * other defines like USE_ITHREADS. Configure in fact knows nothing
2864 * about the randomised hashes. Therefore to enable/disable the hash
2865 * randomisation defines use the Configure -Accflags=... instead. */
2866 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
2867 # define USE_HASH_SEED
2877 #include "opnames.h"
2884 #include "warnings.h"
2887 /* Current curly descriptor */
2888 typedef struct curcur CURCUR;
2890 int parenfloor; /* how far back to strip paren data */
2891 int cur; /* how many instances of scan we've matched */
2892 int min; /* the minimal number of scans to match */
2893 int max; /* the maximal number of scans to match */
2894 int minmod; /* whether to work our way up or down */
2895 regnode * scan; /* the thing to match */
2896 regnode * next; /* what has to match after it */
2897 char * lastloc; /* where we started matching this scan */
2898 CURCUR * oldcc; /* current curly before we started this one */
2901 typedef struct _sublex_info SUBLEXINFO;
2902 struct _sublex_info {
2903 I32 super_state; /* lexer state to save */
2904 I32 sub_inwhat; /* "lex_inwhat" to use */
2905 OP *sub_op; /* "lex_op" to use */
2906 char *super_bufptr; /* PL_bufptr that was */
2907 char *super_bufend; /* PL_bufend that was */
2910 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
2912 struct scan_data_t; /* Used in S_* functions in regcomp.c */
2913 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
2915 typedef I32 CHECKPOINT;
2917 /* Keep next first in this structure, because sv_free_arenas take
2918 advantage of this to share code between the pte arenas and the SV
2920 struct ptr_tbl_ent {
2921 struct ptr_tbl_ent* next;
2927 struct ptr_tbl_ent** tbl_ary;
2932 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
2936 #if defined(htonl) && !defined(HAS_HTONL)
2939 #if defined(htons) && !defined(HAS_HTONS)
2942 #if defined(ntohl) && !defined(HAS_NTOHL)
2945 #if defined(ntohs) && !defined(HAS_NTOHS)
2949 #if (BYTEORDER & 0xffff) != 0x4321
2955 #define htons my_swap
2956 #define htonl my_htonl
2957 #define ntohs my_swap
2958 #define ntohl my_ntohl
2961 #if (BYTEORDER & 0xffff) == 0x4321
2970 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2973 #if BYTEORDER != 0x1234
2978 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
2979 # define vtohl(x) ((((x)&0xFF)<<24) \
2981 +(((x)&0x0000FF00)<<8) \
2982 +(((x)&0x00FF0000)>>8) )
2983 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2984 # define htovl(x) vtohl(x)
2985 # define htovs(x) vtohs(x)
2987 /* otherwise default to functions in util.c */
2989 short htovs(short n);
2990 short vtohs(short n);
2996 /* *MAX Plus 1. A floating point value.
2997 Hopefully expressed in a way that dodgy floating point can't mess up.
2998 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3000 May find that some broken compiler will want the value cast to I32.
3001 [after the shift, as signed >> may not be as secure as unsigned >>]
3003 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3004 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3005 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3006 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3007 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3009 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3011 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3012 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3013 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3015 /* This may look like unnecessary jumping through hoops, but converting
3016 out of range floating point values to integers *is* undefined behaviour,
3017 and it is starting to bite.
3020 #define I_32(what) (cast_i32((NV)(what)))
3021 #define U_32(what) (cast_ulong((NV)(what)))
3022 #define I_V(what) (cast_iv((NV)(what)))
3023 #define U_V(what) (cast_uv((NV)(what)))
3025 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3026 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3027 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3028 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3029 : ((n) < U32_MAX_P1 ? (U32) (n) \
3030 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3031 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3032 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3033 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3034 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3035 : ((n) < UV_MAX_P1 ? (UV) (n) \
3036 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3039 #define U_S(what) ((U16)U_32(what))
3040 #define U_I(what) ((unsigned int)U_32(what))
3041 #define U_L(what) U_32(what)
3043 /* These do not care about the fractional part, only about the range. */
3044 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3045 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3047 /* Used with UV/IV arguments: */
3048 /* XXXX: need to speed it up */
3049 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3050 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3057 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3058 Uid_t getuid (void);
3059 Uid_t geteuid (void);
3060 Gid_t getgid (void);
3061 Gid_t getegid (void);
3065 #ifndef Perl_debug_log
3066 # define Perl_debug_log PerlIO_stderr()
3069 #ifndef Perl_error_log
3070 # define Perl_error_log (PL_stderrgv \
3071 && isGV(PL_stderrgv) \
3072 && GvIOp(PL_stderrgv) \
3073 && IoOFP(GvIOp(PL_stderrgv)) \
3074 ? IoOFP(GvIOp(PL_stderrgv)) \
3079 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3080 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3081 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3082 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3083 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3084 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3085 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3086 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3087 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3088 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3089 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3090 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3092 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3093 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3094 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3095 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3096 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3097 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3098 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3099 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3100 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3101 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3102 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3103 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3105 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3106 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3107 that something was done? */
3109 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3110 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3111 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3112 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3113 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3114 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3115 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3116 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3117 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3118 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3119 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3120 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3121 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3122 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3123 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3124 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3125 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3126 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3127 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3128 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3129 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3130 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3131 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3132 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3136 # define DEBUG_p_TEST DEBUG_p_TEST_
3137 # define DEBUG_s_TEST DEBUG_s_TEST_
3138 # define DEBUG_l_TEST DEBUG_l_TEST_
3139 # define DEBUG_t_TEST DEBUG_t_TEST_
3140 # define DEBUG_o_TEST DEBUG_o_TEST_
3141 # define DEBUG_c_TEST DEBUG_c_TEST_
3142 # define DEBUG_P_TEST DEBUG_P_TEST_
3143 # define DEBUG_m_TEST DEBUG_m_TEST_
3144 # define DEBUG_f_TEST DEBUG_f_TEST_
3145 # define DEBUG_r_TEST DEBUG_r_TEST_
3146 # define DEBUG_x_TEST DEBUG_x_TEST_
3147 # define DEBUG_u_TEST DEBUG_u_TEST_
3148 # define DEBUG_H_TEST DEBUG_H_TEST_
3149 # define DEBUG_X_TEST DEBUG_X_TEST_
3150 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3151 # define DEBUG_D_TEST DEBUG_D_TEST_
3152 # define DEBUG_S_TEST DEBUG_S_TEST_
3153 # define DEBUG_T_TEST DEBUG_T_TEST_
3154 # define DEBUG_R_TEST DEBUG_R_TEST_
3155 # define DEBUG_J_TEST DEBUG_J_TEST_
3156 # define DEBUG_v_TEST DEBUG_v_TEST_
3157 # define DEBUG_C_TEST DEBUG_C_TEST_
3158 # define DEBUG_A_TEST DEBUG_A_TEST_
3159 # define DEBUG_q_TEST DEBUG_q_TEST_
3161 # define PERL_DEB(a) a
3162 # define PERL_DEBUG(a) if (PL_debug) a
3163 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3164 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3165 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3166 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3167 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3168 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3169 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3171 /* Temporarily turn off memory debugging in case the a
3172 * does memory allocation, either directly or indirectly. */
3173 # define DEBUG_m(a) \
3175 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3178 # define DEBUG__(t, a) \
3180 if (t) STMT_START {a;} STMT_END; \
3183 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3184 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3185 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3186 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3187 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3188 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3189 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3190 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3194 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3195 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3196 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3197 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3198 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3199 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3201 #else /* DEBUGGING */
3203 # define DEBUG_p_TEST (0)
3204 # define DEBUG_s_TEST (0)
3205 # define DEBUG_l_TEST (0)
3206 # define DEBUG_t_TEST (0)
3207 # define DEBUG_o_TEST (0)
3208 # define DEBUG_c_TEST (0)
3209 # define DEBUG_P_TEST (0)
3210 # define DEBUG_m_TEST (0)
3211 # define DEBUG_f_TEST (0)
3212 # define DEBUG_r_TEST (0)
3213 # define DEBUG_x_TEST (0)
3214 # define DEBUG_u_TEST (0)
3215 # define DEBUG_H_TEST (0)
3216 # define DEBUG_X_TEST (0)
3217 # define DEBUG_Xv_TEST (0)
3218 # define DEBUG_D_TEST (0)
3219 # define DEBUG_S_TEST (0)
3220 # define DEBUG_T_TEST (0)
3221 # define DEBUG_R_TEST (0)
3222 # define DEBUG_J_TEST (0)
3223 # define DEBUG_v_TEST (0)
3224 # define DEBUG_C_TEST (0)
3225 # define DEBUG_A_TEST (0)
3226 # define DEBUG_q_TEST (0)
3228 # define PERL_DEB(a)
3229 # define PERL_DEBUG(a)
3244 # define DEBUG_Xv(a)
3253 #endif /* DEBUGGING */
3256 #define DEBUG_SCOPE(where) \
3257 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3258 where, PL_scopestack_ix, __FILE__, __LINE__)));
3263 /* These constants should be used in preference to raw characters
3264 * when using magic. Note that some perl guts still assume
3265 * certain character properties of these constants, namely that
3266 * isUPPER() and toLOWER() may do useful mappings.
3268 * Update the magic_names table in dump.c when adding/amending these
3271 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3272 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3273 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3274 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3275 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3276 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3278 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3279 #define PERL_MAGIC_env 'E' /* %ENV hash */
3280 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3281 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3282 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3283 #define PERL_MAGIC_isa 'I' /* @ISA array */
3284 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3285 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3286 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3287 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3288 #define PERL_MAGIC_mutex 'm' /* for lock op */
3289 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3290 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3291 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3292 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3293 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3294 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3295 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3296 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3297 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3298 #define PERL_MAGIC_taint 't' /* Taintedness */
3299 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3300 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3301 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3302 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3303 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3304 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3305 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3306 smart parameter vivification */
3307 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
3308 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3309 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3310 #define PERL_MAGIC_backref '<' /* for weak ref data */
3311 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3312 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3313 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3314 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3317 #ifndef assert /* <assert.h> might have been included somehow */
3318 #define assert(what) PERL_DEB( \
3319 ((what) ? ((void) 0) : \
3320 (Perl_croak(aTHX_ "Assertion %s failed: file \"" __FILE__ \
3321 "\", line %d", STRINGIFY(what), __LINE__), \
3327 I32 (*uf_val)(pTHX_ IV, SV*);
3328 I32 (*uf_set)(pTHX_ IV, SV*);
3332 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3333 * XS code wanting to be backward compatible can do something
3334 * like the following:
3336 #ifndef PERL_MG_UFUNC
3337 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3340 static PERL_MG_UFUNC(foo_get, index, val)
3350 #ifndef PERL_MG_UFUNC
3351 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3354 /* Fix these up for __STDC__ */
3355 #ifndef DONT_DECLARE_STD
3356 char *mktemp (char*);
3358 double atof (const char*);
3363 /* All of these are in stdlib.h or time.h for ANSI C */
3365 struct tm *gmtime(), *localtime();
3366 #if defined(OEMVS) || defined(__OPEN_VM)
3367 char *(strchr)(), *(strrchr)();
3368 char *(strcpy)(), *(strcat)();
3370 char *strchr(), *strrchr();
3371 char *strcpy(), *strcat();
3373 #endif /* ! STANDARD_C */
3380 double exp (double);
3381 double log (double);
3382 double log10 (double);
3383 double sqrt (double);
3384 double frexp (double,int*);
3385 double ldexp (double,int);
3386 double modf (double,double*);
3387 double sin (double);
3388 double cos (double);
3389 double atan2 (double,double);
3390 double pow (double,double);
3394 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3395 # define NV_INF LDBL_INFINITY
3397 #if !defined(NV_INF) && defined(DBL_INFINITY)
3398 # define NV_INF (NV)DBL_INFINITY
3400 #if !defined(NV_INF) && defined(INFINITY)
3401 # define NV_INF (NV)INFINITY
3403 #if !defined(NV_INF) && defined(INF)
3404 # define NV_INF (NV)INF
3406 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3407 # define NV_INF (NV)HUGE_VALL
3409 #if !defined(NV_INF) && defined(HUGE_VAL)
3410 # define NV_INF (NV)HUGE_VAL
3413 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3414 # if !defined(NV_NAN) && defined(LDBL_NAN)
3415 # define NV_NAN LDBL_NAN
3417 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3418 # define NV_NAN LDBL_QNAN
3420 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3421 # define NV_NAN LDBL_SNAN
3424 #if !defined(NV_NAN) && defined(DBL_NAN)
3425 # define NV_NAN (NV)DBL_NAN
3427 #if !defined(NV_NAN) && defined(DBL_QNAN)
3428 # define NV_NAN (NV)DBL_QNAN
3430 #if !defined(NV_NAN) && defined(DBL_SNAN)
3431 # define NV_NAN (NV)DBL_SNAN
3433 #if !defined(NV_NAN) && defined(QNAN)
3434 # define NV_NAN (NV)QNAN
3436 #if !defined(NV_NAN) && defined(SNAN)
3437 # define NV_NAN (NV)SNAN
3439 #if !defined(NV_NAN) && defined(NAN)
3440 # define NV_NAN (NV)NAN
3444 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3445 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3447 # if !defined(WIN32) && !defined(VMS)
3449 char *crypt (const char*, const char*);
3451 # endif /* !WIN32 */
3452 # endif /* !NeXT && !__NeXT__ */
3453 # ifndef DONT_DECLARE_STD
3455 char *getenv (const char*);
3456 # endif /* !getenv */
3457 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3458 # ifdef _FILE_OFFSET_BITS
3459 # if _FILE_OFFSET_BITS == 64
3460 Off_t lseek (int,Off_t,int);
3464 # endif /* !DONT_DECLARE_STD */
3466 char *getlogin (void);
3468 #endif /* !__cplusplus */
3470 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3471 #define UNLINK unlnk
3474 #define UNLINK PerlLIO_unlink
3477 /* some versions of glibc are missing the setresuid() proto */
3478 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3479 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3481 /* some versions of glibc are missing the setresgid() proto */
3482 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3483 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3486 #ifndef HAS_SETREUID
3487 # ifdef HAS_SETRESUID
3488 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3489 # define HAS_SETREUID
3492 #ifndef HAS_SETREGID
3493 # ifdef HAS_SETRESGID
3494 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3495 # define HAS_SETREGID
3499 /* Sighandler_t defined in iperlsys.h */
3501 #ifdef HAS_SIGACTION
3502 typedef struct sigaction Sigsave_t;
3504 typedef Sighandler_t Sigsave_t;
3515 # define RUNOPS_DEFAULT Perl_runops_debug
3517 # define RUNOPS_DEFAULT Perl_runops_standard
3521 # ifdef MUTEX_INIT_CALLS_MALLOC
3522 # define MALLOC_INIT \
3524 PL_malloc_mutex = NULL; \
3525 MUTEX_INIT(&PL_malloc_mutex); \
3527 # define MALLOC_TERM \
3529 perl_mutex tmp = PL_malloc_mutex; \
3530 PL_malloc_mutex = NULL; \
3531 MUTEX_DESTROY(&tmp); \
3534 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3535 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3538 # define MALLOC_INIT
3539 # define MALLOC_TERM
3543 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3544 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3545 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3546 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3548 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3549 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3551 /* NeXT has problems with crt0.o globals */
3552 #if defined(__DYNAMIC__) && \
3553 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3554 # if defined(NeXT) || defined(__NeXT)
3555 # include <mach-o/dyld.h>
3556 # define environ (*environ_pointer)
3557 EXT char *** environ_pointer;
3559 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3560 # include <crt_externs.h> /* for the env array */
3561 # define environ (*_NSGetEnviron())
3565 /* VMS and some other platforms don't use the environ array */
3566 # ifdef USE_ENVIRON_ARRAY
3567 # if !defined(DONT_DECLARE_STD) || \
3568 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3571 extern char ** environ; /* environment variables supplied via exec */
3578 /* handy constants */
3579 EXTCONST char PL_warn_uninit[]
3580 INIT("Use of uninitialized value%s%s%s");
3581 EXTCONST char PL_warn_nosemi[]
3582 INIT("Semicolon seems to be missing");
3583 EXTCONST char PL_warn_reserved[]
3584 INIT("Unquoted string \"%s\" may clash with future reserved word");
3585 EXTCONST char PL_warn_nl[]
3586 INIT("Unsuccessful %s on filename containing newline");
3587 EXTCONST char PL_no_wrongref[]
3588 INIT("Can't use %s ref as %s ref");
3589 EXTCONST char PL_no_symref[]
3590 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3591 EXTCONST char PL_no_symref_sv[]
3592 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3593 EXTCONST char PL_no_usym[]
3594 INIT("Can't use an undefined value as %s reference");
3595 EXTCONST char PL_no_aelem[]
3596 INIT("Modification of non-creatable array value attempted, subscript %d");
3597 EXTCONST char PL_no_helem_sv[]
3598 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3599 EXTCONST char PL_no_modify[]
3600 INIT("Modification of a read-only value attempted");
3601 EXTCONST char PL_no_mem[]
3602 INIT("Out of memory!\n");
3603 EXTCONST char PL_no_security[]
3604 INIT("Insecure dependency in %s%s");
3605 EXTCONST char PL_no_sock_func[]
3606 INIT("Unsupported socket function \"%s\" called");
3607 EXTCONST char PL_no_dir_func[]
3608 INIT("Unsupported directory function \"%s\" called");
3609 EXTCONST char PL_no_func[]
3610 INIT("The %s function is unimplemented");
3611 EXTCONST char PL_no_myglob[]
3612 INIT("\"my\" variable %s can't be in a package");
3613 EXTCONST char PL_no_localize_ref[]
3614 INIT("Can't localize through a reference");
3615 #ifdef PERL_MALLOC_WRAP
3616 EXTCONST char PL_memory_wrap[]
3617 INIT("panic: memory wrap");
3620 EXTCONST char PL_uuemap[65]
3621 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3625 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3626 EXTCONST int PL_sig_num[] = { SIG_NUM };
3628 EXTCONST char* const PL_sig_name[];
3629 EXTCONST int PL_sig_num[];
3632 /* fast conversion and case folding tables */
3636 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3637 0, 1, 2, 3, 4, 5, 6, 7,
3638 8, 9, 10, 11, 12, 13, 14, 15,
3639 16, 17, 18, 19, 20, 21, 22, 23,
3640 24, 25, 26, 27, 28, 29, 30, 31,
3641 32, 33, 34, 35, 36, 37, 38, 39,
3642 40, 41, 42, 43, 44, 45, 46, 47,
3643 48, 49, 50, 51, 52, 53, 54, 55,
3644 56, 57, 58, 59, 60, 61, 62, 63,
3645 64, 65, 66, 67, 68, 69, 70, 71,
3646 72, 73, 74, 75, 76, 77, 78, 79,
3647 80, 81, 82, 83, 84, 85, 86, 87,
3648 88, 89, 90, 91, 92, 93, 94, 95,
3649 96, 97, 98, 99, 100, 101, 102, 103,
3650 104, 105, 106, 107, 108, 109, 110, 111,
3651 112, 113, 114, 115, 116, 117, 118, 119,
3652 120, 121, 122, 123, 124, 125, 126, 127,
3653 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3654 'H', 'I', 138, 139, 140, 141, 142, 143,
3655 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3656 'Q', 'R', 154, 155, 156, 157, 158, 159,
3657 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3658 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3659 176, 177, 178, 179, 180, 181, 182, 183,
3660 184, 185, 186, 187, 188, 189, 190, 191,
3661 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3662 'h', 'i', 202, 203, 204, 205, 206, 207,
3663 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3664 'q', 'r', 218, 219, 220, 221, 222, 223,
3665 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3666 'y', 'z', 234, 235, 236, 237, 238, 239,
3667 240, 241, 242, 243, 244, 245, 246, 247,
3668 248, 249, 250, 251, 252, 253, 254, 255
3670 #else /* ascii rather than ebcdic */
3671 EXTCONST unsigned char PL_fold[] = {
3672 0, 1, 2, 3, 4, 5, 6, 7,
3673 8, 9, 10, 11, 12, 13, 14, 15,
3674 16, 17, 18, 19, 20, 21, 22, 23,
3675 24, 25, 26, 27, 28, 29, 30, 31,
3676 32, 33, 34, 35, 36, 37, 38, 39,
3677 40, 41, 42, 43, 44, 45, 46, 47,
3678 48, 49, 50, 51, 52, 53, 54, 55,
3679 56, 57, 58, 59, 60, 61, 62, 63,
3680 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3681 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3682 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3683 'x', 'y', 'z', 91, 92, 93, 94, 95,
3684 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3685 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3686 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3687 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3688 128, 129, 130, 131, 132, 133, 134, 135,
3689 136, 137, 138, 139, 140, 141, 142, 143,
3690 144, 145, 146, 147, 148, 149, 150, 151,
3691 152, 153, 154, 155, 156, 157, 158, 159,
3692 160, 161, 162, 163, 164, 165, 166, 167,
3693 168, 169, 170, 171, 172, 173, 174, 175,
3694 176, 177, 178, 179, 180, 181, 182, 183,
3695 184, 185, 186, 187, 188, 189, 190, 191,
3696 192, 193, 194, 195, 196, 197, 198, 199,
3697 200, 201, 202, 203, 204, 205, 206, 207,
3698 208, 209, 210, 211, 212, 213, 214, 215,
3699 216, 217, 218, 219, 220, 221, 222, 223,
3700 224, 225, 226, 227, 228, 229, 230, 231,
3701 232, 233, 234, 235, 236, 237, 238, 239,
3702 240, 241, 242, 243, 244, 245, 246, 247,
3703 248, 249, 250, 251, 252, 253, 254, 255
3705 #endif /* !EBCDIC */
3707 EXTCONST unsigned char PL_fold[];
3710 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3712 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3713 0, 1, 2, 3, 4, 5, 6, 7,
3714 8, 9, 10, 11, 12, 13, 14, 15,
3715 16, 17, 18, 19, 20, 21, 22, 23,
3716 24, 25, 26, 27, 28, 29, 30, 31,
3717 32, 33, 34, 35, 36, 37, 38, 39,
3718 40, 41, 42, 43, 44, 45, 46, 47,
3719 48, 49, 50, 51, 52, 53, 54, 55,
3720 56, 57, 58, 59, 60, 61, 62, 63,
3721 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3722 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3723 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3724 'x', 'y', 'z', 91, 92, 93, 94, 95,
3725 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3726 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3727 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3728 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3729 128, 129, 130, 131, 132, 133, 134, 135,
3730 136, 137, 138, 139, 140, 141, 142, 143,
3731 144, 145, 146, 147, 148, 149, 150, 151,
3732 152, 153, 154, 155, 156, 157, 158, 159,
3733 160, 161, 162, 163, 164, 165, 166, 167,
3734 168, 169, 170, 171, 172, 173, 174, 175,
3735 176, 177, 178, 179, 180, 181, 182, 183,
3736 184, 185, 186, 187, 188, 189, 190, 191,
3737 192, 193, 194, 195, 196, 197, 198, 199,
3738 200, 201, 202, 203, 204, 205, 206, 207,
3739 208, 209, 210, 211, 212, 213, 214, 215,
3740 216, 217, 218, 219, 220, 221, 222, 223,
3741 224, 225, 226, 227, 228, 229, 230, 231,
3742 232, 233, 234, 235, 236, 237, 238, 239,
3743 240, 241, 242, 243, 244, 245, 246, 247,
3744 248, 249, 250, 251, 252, 253, 254, 255
3747 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
3749 #endif /* !PERL_GLOBAL_STRUCT */
3753 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3754 1, 2, 84, 151, 154, 155, 156, 157,
3755 165, 246, 250, 3, 158, 7, 18, 29,
3756 40, 51, 62, 73, 85, 96, 107, 118,
3757 129, 140, 147, 148, 149, 150, 152, 153,
3758 255, 6, 8, 9, 10, 11, 12, 13,
3759 14, 15, 24, 25, 26, 27, 28, 226,
3760 29, 30, 31, 32, 33, 43, 44, 45,
3761 46, 47, 48, 49, 50, 76, 77, 78,
3762 79, 80, 81, 82, 83, 84, 85, 86,
3763 87, 94, 95, 234, 181, 233, 187, 190,
3764 180, 96, 97, 98, 99, 100, 101, 102,
3765 104, 112, 182, 174, 236, 232, 229, 103,
3766 228, 226, 114, 115, 116, 117, 118, 119,
3767 120, 121, 122, 235, 176, 230, 194, 162,
3768 130, 131, 132, 133, 134, 135, 136, 137,
3769 138, 139, 201, 205, 163, 217, 220, 224,
3770 5, 248, 227, 244, 242, 255, 241, 231,
3771 240, 253, 16, 197, 19, 20, 21, 187,
3772 23, 169, 210, 245, 237, 249, 247, 239,
3773 168, 252, 34, 196, 36, 37, 38, 39,
3774 41, 42, 251, 254, 238, 223, 221, 213,
3775 225, 177, 52, 53, 54, 55, 56, 57,
3776 58, 59, 60, 61, 63, 64, 65, 66,
3777 67, 68, 69, 70, 71, 72, 74, 75,
3778 205, 208, 186, 202, 200, 218, 198, 179,
3779 178, 214, 88, 89, 90, 91, 92, 93,
3780 217, 166, 170, 207, 199, 209, 206, 204,
3781 160, 212, 105, 106, 108, 109, 110, 111,
3782 203, 113, 216, 215, 192, 175, 193, 243,
3783 172, 161, 123, 124, 125, 126, 127, 128,
3784 222, 219, 211, 195, 188, 193, 185, 184,
3785 191, 183, 141, 142, 143, 144, 145, 146
3787 #else /* ascii rather than ebcdic */
3788 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
3789 1, 2, 84, 151, 154, 155, 156, 157,
3790 165, 246, 250, 3, 158, 7, 18, 29,
3791 40, 51, 62, 73, 85, 96, 107, 118,
3792 129, 140, 147, 148, 149, 150, 152, 153,
3793 255, 182, 224, 205, 174, 176, 180, 217,
3794 233, 232, 236, 187, 235, 228, 234, 226,
3795 222, 219, 211, 195, 188, 193, 185, 184,
3796 191, 183, 201, 229, 181, 220, 194, 162,
3797 163, 208, 186, 202, 200, 218, 198, 179,
3798 178, 214, 166, 170, 207, 199, 209, 206,
3799 204, 160, 212, 216, 215, 192, 175, 173,
3800 243, 172, 161, 190, 203, 189, 164, 230,
3801 167, 248, 227, 244, 242, 255, 241, 231,
3802 240, 253, 169, 210, 245, 237, 249, 247,
3803 239, 168, 252, 251, 254, 238, 223, 221,
3804 213, 225, 177, 197, 171, 196, 159, 4,
3805 5, 6, 8, 9, 10, 11, 12, 13,
3806 14, 15, 16, 17, 19, 20, 21, 22,
3807 23, 24, 25, 26, 27, 28, 30, 31,
3808 32, 33, 34, 35, 36, 37, 38, 39,
3809 41, 42, 43, 44, 45, 46, 47, 48,
3810 49, 50, 52, 53, 54, 55, 56, 57,
3811 58, 59, 60, 61, 63, 64, 65, 66,
3812 67, 68, 69, 70, 71, 72, 74, 75,
3813 76, 77, 78, 79, 80, 81, 82, 83,
3814 86, 87, 88, 89, 90, 91, 92, 93,
3815 94, 95, 97, 98, 99, 100, 101, 102,
3816 103, 104, 105, 106, 108, 109, 110, 111,
3817 112, 113, 114, 115, 116, 117, 119, 120,
3818 121, 122, 123, 124, 125, 126, 127, 128,
3819 130, 131, 132, 133, 134, 135, 136, 137,
3820 138, 139, 141, 142, 143, 144, 145, 146
3824 EXTCONST unsigned char PL_freq[];
3829 EXTCONST char* const PL_block_type[] = {
3838 EXTCONST char* PL_block_type[];
3844 /*****************************************************************************/
3845 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
3846 /*****************************************************************************/
3847 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
3850 /* LynxOS defines these in scsi.h which is included via ioctl.h */
3859 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3860 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3861 * it's not really needed.
3864 # define YYTOKENTYPE
3868 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
3879 XTERMORDORDOR /* evil hack */
3880 /* update exp_name[] in toke.c if adding to this enum */
3883 enum { /* pass one of these to get_vtbl */
3909 want_vtbl_amagicelem,
3918 /* Note: the lowest 8 bits are reserved for
3919 stuffing into op->op_private */
3920 #define HINT_PRIVATE_MASK 0x000000ff
3921 #define HINT_INTEGER 0x00000001 /* integer pragma */
3922 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
3923 #define HINT_LOCALE 0x00000004 /* locale pragma */
3924 #define HINT_BYTES 0x00000008 /* bytes pragma */
3925 /* #define HINT_notused10 0x00000010 */
3926 /* Note: 20,40,80 used for NATIVE_HINTS */
3927 /* currently defined by vms/vmsish.h */
3929 #define HINT_BLOCK_SCOPE 0x00000100
3930 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
3931 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
3933 /* The HINT_NEW_* constants are used by the overload pragma */
3934 #define HINT_NEW_INTEGER 0x00001000
3935 #define HINT_NEW_FLOAT 0x00002000
3936 #define HINT_NEW_BINARY 0x00004000
3937 #define HINT_NEW_STRING 0x00008000
3938 #define HINT_NEW_RE 0x00010000
3939 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3941 #define HINT_RE_TAINT 0x00100000 /* re pragma */
3942 #define HINT_RE_EVAL 0x00200000 /* re pragma */
3944 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
3945 #define HINT_UTF8 0x00800000 /* utf8 pragma */
3947 /* assertions pragma */
3948 #define HINT_ASSERTING 0x01000000
3949 #define HINT_ASSERTIONSSEEN 0x02000000
3951 /* The following are stored in $sort::hints, not in PL_hints */
3952 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3953 #define HINT_SORT_QUICKSORT 0x00000001
3954 #define HINT_SORT_MERGESORT 0x00000002
3955 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
3957 /* Various states of the input record separator SV (rs) */
3958 #define RsSNARF(sv) (! SvOK(sv))
3959 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3960 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
3961 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
3963 /* A struct for keeping various DEBUGGING related stuff,
3964 * neatly packed. Currently only scratch variables for
3965 * constructing debug output are included. Needed always,
3966 * not just when DEBUGGING, though, because of the re extension. c*/
3967 struct perl_debug_pad {
3971 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
3972 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
3973 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
3976 /* Enable variables which are pointers to functions */
3977 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
3978 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3979 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3980 char* strend, char* strbeg, I32 minend,
3981 SV* screamer, void* data, U32 flags);
3982 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3983 char *strpos, char *strend,
3985 struct re_scream_pos_data_s *d);
3986 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3987 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
3989 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
3990 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3991 typedef void (*SVFUNC_t) (pTHX_ SV*);
3992 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3993 typedef void (*XSINIT_t) (pTHX);
3994 typedef void (*ATEXIT_t) (pTHX_ void*);
3995 typedef void (*XSUBADDR_t) (pTHX_ CV *);
3997 /* Set up PERLVAR macros for populating structs */
3998 #define PERLVAR(var,type) type var;
3999 #define PERLVARA(var,n,type) type var[n];
4000 #define PERLVARI(var,type,init) type var;
4001 #define PERLVARIC(var,type,init) type var;
4002 #define PERLVARISC(var,init) const char var[sizeof(init)];
4004 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4005 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4007 /* Interpreter exitlist entry */
4008 typedef struct exitlistentry {
4009 void (*fn) (pTHX_ void*);
4011 } PerlExitListEntry;
4013 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4014 /* These have to be before perlvars.h */
4015 #if !defined(HAS_SIGACTION) && defined(VMS)
4016 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4018 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4019 #if defined(KILL_BY_SIGPRC)
4020 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4023 #ifdef PERL_GLOBAL_STRUCT
4025 # include "perlvars.h"
4029 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4030 EXT struct perl_vars PL_Vars;
4031 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4032 # undef PERL_GET_VARS
4033 # define PERL_GET_VARS() PL_VarsPtr
4034 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4035 # else /* PERL_CORE */
4036 # if !defined(__GNUC__) || !defined(WIN32)
4039 struct perl_vars *PL_VarsPtr;
4040 # define PL_Vars (*((PL_VarsPtr) \
4041 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4042 # endif /* PERL_CORE */
4043 #endif /* PERL_GLOBAL_STRUCT */
4045 #if defined(MULTIPLICITY)
4046 /* If we have multiple interpreters define a struct
4047 holding variables which must be per-interpreter
4048 If we don't have threads anything that would have
4049 be per-thread is per-interpreter.
4052 struct interpreter {
4053 # include "thrdvar.h"
4054 # include "intrpvar.h"
4056 * The following is a buffer where new variables must
4057 * be defined to maintain binary compatibility with previous versions
4059 PERLVARA(object_compatibility,30, char)
4063 struct interpreter {
4066 #endif /* MULTIPLICITY */
4068 typedef void *Thread;
4070 /* Done with PERLVAR macros for now ... */
4077 struct tempsym; /* defined in pp_pack.c */
4082 #ifndef PERL_CALLCONV
4083 # define PERL_CALLCONV
4087 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4088 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4092 /* this has structure inits, so it cannot be included before here */
4095 /* The following must follow proto.h as #defines mess up syntax */
4097 #if !defined(PERL_FOR_X2P)
4098 # include "embedvar.h"
4101 /* Now include all the 'global' variables
4102 * If we don't have threads or multiple interpreters
4103 * these include variables that would have been their struct-s
4106 #define PERLVAR(var,type) EXT type PL_##var;
4107 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4108 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4109 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4110 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4112 #if !defined(MULTIPLICITY)
4114 # include "intrpvar.h"
4115 # include "thrdvar.h"
4120 /* Now all the config stuff is setup we can include embed.h */
4124 #ifndef PERL_GLOBAL_STRUCT
4127 # include "perlvars.h"
4140 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {a,b,c,d,e,f,g}
4141 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g} /* Like MGVTBL_SET but with the get magic having a const MG* */
4143 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var
4144 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var
4149 MEMBER_TO_FPTR(Perl_magic_get),
4150 MEMBER_TO_FPTR(Perl_magic_set),
4151 MEMBER_TO_FPTR(Perl_magic_len),
4161 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4163 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4172 MEMBER_TO_FPTR(Perl_magic_setenv),
4174 MEMBER_TO_FPTR(Perl_magic_clearenv),
4194 NULL, NULL, NULL, NULL, NULL, NULL, NULL
4200 MEMBER_TO_FPTR(Perl_magic_getsig),
4201 MEMBER_TO_FPTR(Perl_magic_setsig),
4203 MEMBER_TO_FPTR(Perl_magic_clearsig),
4214 MEMBER_TO_FPTR(Perl_magic_sizepack),
4215 MEMBER_TO_FPTR(Perl_magic_wipepack),
4223 MEMBER_TO_FPTR(Perl_magic_getpack),
4224 MEMBER_TO_FPTR(Perl_magic_setpack),
4226 MEMBER_TO_FPTR(Perl_magic_clearpack),
4235 MEMBER_TO_FPTR(Perl_magic_setdbline),
4246 MEMBER_TO_FPTR(Perl_magic_setisa),
4248 MEMBER_TO_FPTR(Perl_magic_setisa),
4257 MEMBER_TO_FPTR(Perl_magic_setisa),
4265 MGVTBL_SET_CONST_MAGIC_GET(
4267 MEMBER_TO_FPTR(Perl_magic_getarylen),
4268 MEMBER_TO_FPTR(Perl_magic_setarylen),
4282 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4289 MEMBER_TO_FPTR(Perl_magic_getglob),
4290 MEMBER_TO_FPTR(Perl_magic_setglob),
4301 MEMBER_TO_FPTR(Perl_magic_setmglob),
4311 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4312 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4322 MEMBER_TO_FPTR(Perl_magic_gettaint),
4323 MEMBER_TO_FPTR(Perl_magic_settaint),
4333 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4334 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4344 MEMBER_TO_FPTR(Perl_magic_getvec),
4345 MEMBER_TO_FPTR(Perl_magic_setvec),
4355 MEMBER_TO_FPTR(Perl_magic_getpos),
4356 MEMBER_TO_FPTR(Perl_magic_setpos),
4367 MEMBER_TO_FPTR(Perl_magic_setbm),
4378 MEMBER_TO_FPTR(Perl_magic_setfm),
4388 MEMBER_TO_FPTR(Perl_magic_getuvar),
4389 MEMBER_TO_FPTR(Perl_magic_setuvar),
4399 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4400 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4411 MEMBER_TO_FPTR(Perl_magic_setregexp),
4414 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4423 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4432 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4433 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4444 MEMBER_TO_FPTR(Perl_magic_setamagic),
4447 MEMBER_TO_FPTR(Perl_magic_setamagic),
4455 MEMBER_TO_FPTR(Perl_magic_setamagic),
4458 MEMBER_TO_FPTR(Perl_magic_setamagic),
4469 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4480 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4488 MEMBER_TO_FPTR(Perl_magic_setutf8),
4495 #ifdef USE_LOCALE_COLLATE
4499 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4510 fallback_amg, abs_amg,
4511 bool__amg, nomethod_amg,
4512 string_amg, numer_amg,
4513 add_amg, add_ass_amg,
4514 subtr_amg, subtr_ass_amg,
4515 mult_amg, mult_ass_amg,
4516 div_amg, div_ass_amg,
4517 modulo_amg, modulo_ass_amg,
4518 pow_amg, pow_ass_amg,
4519 lshift_amg, lshift_ass_amg,
4520 rshift_amg, rshift_ass_amg,
4521 band_amg, band_ass_amg,
4522 bor_amg, bor_ass_amg,
4523 bxor_amg, bxor_ass_amg,
4536 repeat_amg, repeat_ass_amg,
4537 concat_amg, concat_ass_amg,
4539 to_sv_amg, to_av_amg,
4540 to_hv_amg, to_gv_amg,
4541 to_cv_amg, iter_amg,
4542 int_amg, DESTROY_amg,
4544 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4547 #define NofAMmeth max_amg_code
4548 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4551 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4552 /* Names kept in the symbol table. fallback => "()", the rest has
4553 "(" prepended. The only other place in perl which knows about
4554 this convention is AMG_id2name (used for debugging output and
4555 'nomethod' only), the only other place which has it hardwired is
4557 "()", "(abs", /* "fallback" should be the first. */
4558 "(bool", "(nomethod",
4592 EXTCONST char * PL_AMG_names[NofAMmeth];
4593 #endif /* def INITAMAGIC */
4601 CV* table[NofAMmeth];
4604 struct am_table_short {
4609 typedef struct am_table AMT;
4610 typedef struct am_table_short AMTS;
4612 #define AMGfallNEVER 1
4614 #define AMGfallYES 3
4616 #define AMTf_AMAGIC 1
4617 #define AMTf_OVERLOADED 2
4618 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4619 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4620 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4621 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4622 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4623 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4625 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4628 * some compilers like to redefine cos et alia as faster
4629 * (and less accurate?) versions called F_cos et cetera (Quidquid
4630 * latine dictum sit, altum viditur.) This trick collides with
4631 * the Perl overloading (amg). The following #defines fool both.
4636 # define F_atan2_amg atan2_amg
4639 # define F_cos_amg cos_amg
4642 # define F_exp_amg exp_amg
4645 # define F_log_amg log_amg
4648 # define F_pow_amg pow_amg
4651 # define F_sin_amg sin_amg
4654 # define F_sqrt_amg sqrt_amg
4656 #endif /* _FASTMATH */
4658 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4659 PERLDBf_NOOPT | PERLDBf_INTER | \
4660 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4661 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4662 /* No _NONAME, _GOTO, _ASSERTION */
4663 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4664 #define PERLDBf_LINE 0x02 /* Keep line # */
4665 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4666 #define PERLDBf_INTER 0x08 /* Preserve more data for
4667 later inspections */
4668 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4669 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4670 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4671 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4672 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4673 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4674 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4676 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4677 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4678 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4679 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4680 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4681 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4682 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4683 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4684 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4685 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4686 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4688 #ifdef USE_LOCALE_NUMERIC
4690 #define SET_NUMERIC_STANDARD() \
4691 set_numeric_standard();
4693 #define SET_NUMERIC_LOCAL() \
4694 set_numeric_local();
4696 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
4697 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4700 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4702 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4703 bool was_local = PL_numeric_local && IN_LOCALE; \
4704 if (was_local) SET_NUMERIC_STANDARD();
4706 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4707 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4708 if (was_standard) SET_NUMERIC_LOCAL();
4710 #define RESTORE_NUMERIC_LOCAL() \
4711 if (was_local) SET_NUMERIC_LOCAL();
4713 #define RESTORE_NUMERIC_STANDARD() \
4714 if (was_standard) SET_NUMERIC_STANDARD();
4716 #define Atof my_atof
4718 #else /* !USE_LOCALE_NUMERIC */
4720 #define SET_NUMERIC_STANDARD() /**/
4721 #define SET_NUMERIC_LOCAL() /**/
4722 #define IS_NUMERIC_RADIX(a, b) (0)
4723 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4724 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
4725 #define RESTORE_NUMERIC_LOCAL() /**/
4726 #define RESTORE_NUMERIC_STANDARD() /**/
4727 #define Atof my_atof
4728 #define IN_LOCALE_RUNTIME 0
4730 #endif /* !USE_LOCALE_NUMERIC */
4732 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4734 # define strtoll __strtoll /* secret handshake */
4737 # define strtoll _strtoi64 /* secret handshake */
4739 # if !defined(Strtol) && defined(HAS_STRTOLL)
4740 # define Strtol strtoll
4742 # if !defined(Strtol) && defined(HAS_STRTOQ)
4743 # define Strtol strtoq
4745 /* is there atoq() anywhere? */
4747 #if !defined(Strtol) && defined(HAS_STRTOL)
4748 # define Strtol strtol
4751 /* It would be more fashionable to use Strtol() to define atol()
4752 * (as is done for Atoul(), see below) but for backward compatibility
4753 * we just assume atol(). */
4754 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
4756 # define atoll _atoi64 /* secret handshake */
4764 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4766 # define strtoull __strtoull /* secret handshake */
4769 # define strtoull _strtoui64 /* secret handshake */
4771 # if !defined(Strtoul) && defined(HAS_STRTOULL)
4772 # define Strtoul strtoull
4774 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
4775 # define Strtoul strtouq
4777 /* is there atouq() anywhere? */
4779 #if !defined(Strtoul) && defined(HAS_STRTOUL)
4780 # define Strtoul strtoul
4782 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
4783 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
4786 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
4790 /* if these never got defined, they need defaults */
4791 #ifndef PERL_SET_CONTEXT
4792 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
4795 #ifndef PERL_GET_CONTEXT
4796 # define PERL_GET_CONTEXT PERL_GET_INTERP
4799 #ifndef PERL_GET_THX
4800 # define PERL_GET_THX ((void*)NULL)
4803 #ifndef PERL_SET_THX
4804 # define PERL_SET_THX(t) NOOP
4807 #ifndef PERL_SCRIPT_MODE
4808 #define PERL_SCRIPT_MODE "r"
4812 * Some operating systems are stingy with stack allocation,
4813 * so perl may have to guard against stack overflow.
4815 #ifndef PERL_STACK_OVERFLOW_CHECK
4816 #define PERL_STACK_OVERFLOW_CHECK() NOOP
4820 * Some nonpreemptive operating systems find it convenient to
4821 * check for asynchronous conditions after each op execution.
4822 * Keep this check simple, or it may slow down execution
4827 # ifndef PERL_ASYNC_CHECK
4828 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
4832 #ifndef PERL_ASYNC_CHECK
4833 # define PERL_ASYNC_CHECK() NOOP
4837 * On some operating systems, a memory allocation may succeed,
4838 * but put the process too close to the system's comfort limit.
4839 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
4842 #ifndef PERL_ALLOC_CHECK
4843 #define PERL_ALLOC_CHECK(p) NOOP
4847 # include <sys/ipc.h>
4848 # include <sys/sem.h>
4849 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
4852 struct semid_ds *buf;
4853 unsigned short *array;
4856 # ifdef USE_SEMCTL_SEMUN
4857 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
4858 union gccbug_semun {
4860 struct semid_ds *buf;
4861 unsigned short *array;
4864 # define semun gccbug_semun
4866 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
4868 # ifdef USE_SEMCTL_SEMID_DS
4869 # ifdef EXTRA_F_IN_SEMUN_BUF
4870 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
4872 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
4879 * Boilerplate macros for initializing and accessing interpreter-local
4880 * data from C. All statics in extensions should be reworked to use
4881 * this, if you want to make the extension thread-safe. See ext/re/re.xs
4882 * for an example of the use of these macros, and perlxs.pod for more.
4884 * Code that uses these macros is responsible for the following:
4885 * 1. #define MY_CXT_KEY to a unique string, e.g.
4886 * "DynaLoader::_guts" XS_VERSION
4887 * 2. Declare a typedef named my_cxt_t that is a structure that contains
4888 * all the data that needs to be interpreter-local.
4889 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
4890 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
4891 * (typically put in the BOOT: section).
4892 * 5. Use the members of the my_cxt_t structure everywhere as
4894 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
4898 #if defined(PERL_IMPLICIT_CONTEXT)
4900 /* This must appear in all extensions that define a my_cxt_t structure,
4901 * right after the definition (i.e. at file scope). The non-threads
4902 * case below uses it to declare the data as static. */
4903 #define START_MY_CXT
4905 /* Fetches the SV that keeps the per-interpreter data. */
4906 #define dMY_CXT_SV \
4907 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
4908 sizeof(MY_CXT_KEY)-1, TRUE)
4910 /* This declaration should be used within all functions that use the
4911 * interpreter-local data. */
4914 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
4916 /* Creates and zeroes the per-interpreter data.
4917 * (We allocate my_cxtp in a Perl SV so that it will be released when
4918 * the interpreter goes away.) */
4919 #define MY_CXT_INIT \
4921 /* newSV() allocates one more than needed */ \
4922 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4923 Zero(my_cxtp, 1, my_cxt_t); \
4924 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4926 /* Clones the per-interpreter data. */
4927 #define MY_CXT_CLONE \
4929 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4930 Copy(INT2PTR(my_cxt_t*, SvUV(my_cxt_sv)), my_cxtp, 1, my_cxt_t);\
4931 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4933 /* This macro must be used to access members of the my_cxt_t structure.
4934 * e.g. MYCXT.some_data */
4935 #define MY_CXT (*my_cxtp)
4937 /* Judicious use of these macros can reduce the number of times dMY_CXT
4938 * is used. Use is similar to pTHX, aTHX etc. */
4939 #define pMY_CXT my_cxt_t *my_cxtp
4940 #define pMY_CXT_ pMY_CXT,
4941 #define _pMY_CXT ,pMY_CXT
4942 #define aMY_CXT my_cxtp
4943 #define aMY_CXT_ aMY_CXT,
4944 #define _aMY_CXT ,aMY_CXT
4946 #else /* USE_ITHREADS */
4948 #define START_MY_CXT static my_cxt_t my_cxt;
4949 #define dMY_CXT_SV dNOOP
4950 #define dMY_CXT dNOOP
4951 #define MY_CXT_INIT NOOP
4952 #define MY_CXT_CLONE NOOP
4953 #define MY_CXT my_cxt
4955 #define pMY_CXT void
4962 #endif /* !defined(USE_ITHREADS) */
4973 # include <sys/file.h>
4976 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
4977 int flock(int fd, int op);
4981 /* Assume UNIX defaults */
4982 # define O_RDONLY 0000
4983 # define O_WRONLY 0001
4984 # define O_RDWR 0002
4985 # define O_CREAT 0100
4996 #if O_TEXT != O_BINARY
4997 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
4998 * that is, you are somehow DOSish. */
4999 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5000 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5001 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5002 /* VOS has O_TEXT != O_BINARY, and they have effect,
5003 * but VOS always uses LF, never CRLF. */
5004 /* If you have O_TEXT different from your O_BINARY but you still are
5005 * not a CRLF shop. */
5006 # undef PERLIO_USING_CRLF
5008 /* If you really are DOSish. */
5009 # define PERLIO_USING_CRLF 1
5015 #ifdef I_SYS_STATVFS
5016 # if defined(PERL_SCO) && !defined(_SVID3)
5019 # include <sys/statvfs.h> /* for f?statvfs() */
5022 # include <sys/mount.h> /* for *BSD f?statfs() */
5025 # include <mntent.h> /* for getmntent() */
5028 # include <sys/statfs.h> /* for some statfs() */
5032 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5034 # include <sys/vfs.h> /* for some statfs() */
5040 # include <ustat.h> /* for ustat() */
5043 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5044 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5046 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5047 # define PERL_MOUNT_NOSUID MNT_NOSUID
5049 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5050 # define PERL_MOUNT_NOSUID MS_NOSUID
5052 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5053 # define PERL_MOUNT_NOSUID M_NOSUID
5056 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5057 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5059 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5060 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5062 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5063 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5065 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5066 # define PERL_MOUNT_NOEXEC M_NOEXEC
5069 #endif /* IAMSUID */
5072 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5075 #ifndef EXEC_ARGV_CAST
5076 #define EXEC_ARGV_CAST(x) x
5079 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5080 int). value returned in pointed-
5082 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5083 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5084 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5085 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5086 #define IS_NUMBER_NAN 0x20 /* this is not */
5088 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5091 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5092 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5093 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5095 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5097 /* to let user control profiling */
5098 #ifdef PERL_GPROF_CONTROL
5099 extern void moncontrol(int);
5100 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5102 #define PERL_GPROF_MONCONTROL(x)
5109 /* ISO 6429 NEL - C1 control NExt Line */
5110 /* See http://www.unicode.org/unicode/reports/tr13/ */
5111 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5112 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5113 # define NEXT_LINE_CHAR 0x15
5115 # define NEXT_LINE_CHAR 0x25
5118 # define NEXT_LINE_CHAR 0x85
5121 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5122 #define UNICODE_LINE_SEPA_0 0xE2
5123 #define UNICODE_LINE_SEPA_1 0x80
5124 #define UNICODE_LINE_SEPA_2 0xA8
5125 #define UNICODE_PARA_SEPA_0 0xE2
5126 #define UNICODE_PARA_SEPA_1 0x80
5127 #define UNICODE_PARA_SEPA_2 0xA9
5129 #ifndef PIPESOCK_MODE
5130 # define PIPESOCK_MODE
5133 #ifndef SOCKET_OPEN_MODE
5134 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5137 #ifndef PIPE_OPEN_MODE
5138 # define PIPE_OPEN_MODE PIPESOCK_MODE
5141 #define PERL_MAGIC_UTF8_CACHESIZE 2
5143 #define PERL_UNICODE_STDIN_FLAG 0x0001
5144 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5145 #define PERL_UNICODE_STDERR_FLAG 0x0004
5146 #define PERL_UNICODE_IN_FLAG 0x0008
5147 #define PERL_UNICODE_OUT_FLAG 0x0010
5148 #define PERL_UNICODE_ARGV_FLAG 0x0020
5149 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5150 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5152 #define PERL_UNICODE_STD_FLAG \
5153 (PERL_UNICODE_STDIN_FLAG | \
5154 PERL_UNICODE_STDOUT_FLAG | \
5155 PERL_UNICODE_STDERR_FLAG)
5157 #define PERL_UNICODE_INOUT_FLAG \
5158 (PERL_UNICODE_IN_FLAG | \
5159 PERL_UNICODE_OUT_FLAG)
5161 #define PERL_UNICODE_DEFAULT_FLAGS \
5162 (PERL_UNICODE_STD_FLAG | \
5163 PERL_UNICODE_INOUT_FLAG | \
5164 PERL_UNICODE_LOCALE_FLAG)
5166 #define PERL_UNICODE_ALL_FLAGS 0x00ff
5168 #define PERL_UNICODE_STDIN 'I'
5169 #define PERL_UNICODE_STDOUT 'O'
5170 #define PERL_UNICODE_STDERR 'E'
5171 #define PERL_UNICODE_STD 'S'
5172 #define PERL_UNICODE_IN 'i'
5173 #define PERL_UNICODE_OUT 'o'
5174 #define PERL_UNICODE_INOUT 'D'
5175 #define PERL_UNICODE_ARGV 'A'
5176 #define PERL_UNICODE_LOCALE 'L'
5177 #define PERL_UNICODE_WIDESYSCALLS 'W'
5179 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5181 /* From sigaction(2) (FreeBSD man page):
5182 * | Signal routines normally execute with the signal that
5183 * | caused their invocation blocked, but other signals may
5185 * Emulation of this behavior (from within Perl) is enabled
5186 * by defining PERL_BLOCK_SIGNALS.
5188 #define PERL_BLOCK_SIGNALS
5190 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5191 # define PERL_BLOCKSIG_ADD(set,sig) \
5192 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5193 # define PERL_BLOCKSIG_BLOCK(set) \
5194 sigprocmask(SIG_BLOCK, &(set), NULL)
5195 # define PERL_BLOCKSIG_UNBLOCK(set) \
5196 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5197 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5199 /* How about the old style of sigblock()? */
5201 #ifndef PERL_BLOCKSIG_ADD
5202 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5204 #ifndef PERL_BLOCKSIG_BLOCK
5205 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5207 #ifndef PERL_BLOCKSIG_UNBLOCK
5208 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5211 /* Use instead of abs() since abs() forces its argument to be an int,
5212 * but also beware since this evaluates its argument twice, so no x++. */
5213 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5215 #if defined(__DECC) && defined(__osf__)
5216 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5219 /* and finally... */
5220 #define PERL_PATCHLEVEL_H_IMPLICIT
5221 #include "patchlevel.h"
5222 #undef PERL_PATCHLEVEL_H_IMPLICIT
5264 so that Configure picks them up. */
5266 #endif /* Include guard */