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 `ax' in PPCODE+noargs xsubs
213 #define PERL_UNUSED_VAR(var) ((void)var)
216 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
223 # define dTHXa(a) dNOOP
240 /* these are only defined for compatibility; should not be used internally */
241 #if !defined(pTHXo) && !defined(PERL_CORE)
243 # define pTHXo_ pTHX_
245 # define aTHXo_ aTHX_
247 # define dTHXoa(x) dTHXa(x)
251 # define pTHXx register PerlInterpreter *my_perl
252 # define pTHXx_ pTHXx,
253 # define aTHXx my_perl
254 # define aTHXx_ aTHXx,
258 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
259 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
260 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
261 #ifdef PERL_IMPLICIT_SYS
262 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
263 # define dTHXs dVAR; dTHX
268 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
275 #undef START_EXTERN_C
279 # define START_EXTERN_C extern "C" {
280 # define END_EXTERN_C }
281 # define EXTERN_C extern "C"
283 # define START_EXTERN_C
284 # define END_EXTERN_C
285 # define EXTERN_C extern
288 /* Some platforms require marking function declarations
289 * for them to be exportable. Used in perlio.h, proto.h
290 * is handled either by the makedef.pl or by defining the
291 * PERL_CALLCONV to be something special. See also the
292 * definition of XS() in XSUB.h. */
293 #ifndef PERL_EXPORT_C
294 # define PERL_EXPORT_C extern
296 #ifndef PERL_XS_EXPORT_C
297 # define PERL_XS_EXPORT_C
300 #ifdef OP_IN_REGISTER
302 # define stringify_immed(s) #s
303 # define stringify(s) stringify_immed(s)
304 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
308 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
309 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
310 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
315 * STMT_START { statements; } STMT_END;
316 * can be used as a single statement, as in
317 * if (x) STMT_START { ... } STMT_END; else ...
319 * Trying to select a version that gives no warnings...
321 #if !(defined(STMT_START) && defined(STMT_END))
322 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
323 # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
326 /* Now which other defined()s do we need here ??? */
327 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
328 # define STMT_START if (1)
329 # define STMT_END else (void)0
331 # define STMT_START do
332 # define STMT_END while (0)
337 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
338 #define WITH_THR(s) WITH_THX(s)
341 * SOFT_CAST can be used for args to prototyped functions to retain some
342 * type checking; it only casts if the compiler does not know prototypes.
344 #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
345 #define SOFT_CAST(type)
347 #define SOFT_CAST(type) (type)
350 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
351 # define BYTEORDER 0x1234
354 /* Overall memory policy? */
359 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
366 * The following contortions are brought to you on behalf of all the
367 * standards, semi-standards, de facto standards, not-so-de-facto standards
368 * of the world, as well as all the other botches anyone ever thought of.
369 * The basic theory is that if we work hard enough here, the rest of the
370 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
373 /* define this once if either system, instead of cluttering up the src */
374 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
378 #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE) || defined(SYMBIAN)
379 # define STANDARD_C 1
382 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
383 # define DONT_DECLARE_STD 1
386 #if defined(HASVOLATILE) || defined(STANDARD_C)
388 # define VOL /* to temporarily suppress warnings */
390 # define VOL volatile
396 #define TAINT (PL_tainted = TRUE)
397 #define TAINT_NOT (PL_tainted = FALSE)
398 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
399 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
400 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
402 /* XXX All process group stuff is handled in pp_sys.c. Should these
403 defines move there? If so, I could simplify this a lot. --AD 9/96.
405 /* Process group stuff changed from traditional BSD to POSIX.
406 perlfunc.pod documents the traditional BSD-style syntax, so we'll
407 try to preserve that, if possible.
410 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
412 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
413 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
415 # ifdef HAS_SETPGRP2 /* DG/UX */
416 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
420 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
421 # define HAS_SETPGRP /* Well, effectively it does . . . */
424 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
425 our life easier :-) so we'll try it.
428 # define BSD_GETPGRP(pid) getpgid((pid))
430 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
431 # define BSD_GETPGRP(pid) getpgrp((pid))
433 # ifdef HAS_GETPGRP2 /* DG/UX */
434 # define BSD_GETPGRP(pid) getpgrp2((pid))
438 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
439 # define HAS_GETPGRP /* Well, effectively it does . . . */
442 /* These are not exact synonyms, since setpgrp() and getpgrp() may
443 have different behaviors, but perl.h used to define USE_BSDPGRP
444 (prior to 5.003_05) so some extension might depend on it.
446 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
452 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
453 pthread.h must be included before all other header files.
455 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
456 # include <pthread.h>
459 #ifndef _TYPES_ /* If types.h defines this it's easy. */
460 # ifndef major /* Does everyone's types.h define this? */
461 # include <sys/types.h>
475 # include <varargs.h>
479 #ifdef USE_NEXT_CTYPE
481 #if NX_CURRENT_COMPILER_RELEASE >= 500
482 # include <bsd/ctypes.h>
484 # if NX_CURRENT_COMPILER_RELEASE >= 400
485 # include <objc/NXCType.h>
486 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
487 # include <appkit/NXCType.h>
488 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
489 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
491 #else /* !USE_NEXT_CTYPE */
493 #endif /* USE_NEXT_CTYPE */
495 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
507 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
509 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
510 && defined(HAS_STRXFRM)
511 # define USE_LOCALE_COLLATE
513 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
514 # define USE_LOCALE_CTYPE
516 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
517 # define USE_LOCALE_NUMERIC
519 #endif /* !NO_LOCALE && HAS_SETLOCALE */
524 # ifdef PARAM_NEEDS_TYPES
525 # include <sys/types.h>
527 # include <sys/param.h>
530 /* Use all the "standard" definitions? */
531 #if defined(STANDARD_C) && defined(I_STDLIB)
535 /* If this causes problems, set i_unistd=undef in the hint file. */
541 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
544 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
545 int syscall(int, ...);
548 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
549 int usleep(unsigned int);
552 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
558 /* macros for correct constant construction */
560 # define U16_CONST(x) ((U16)x##U)
562 # define U16_CONST(x) ((U16)x##UL)
566 # define U32_CONST(x) ((U32)x##U)
568 # define U32_CONST(x) ((U32)x##UL)
573 # define U64_CONST(x) ((U64)x##U)
575 # define U64_CONST(x) ((U64)x##UL)
576 # elif QUADKIND == QUAD_IS_LONG_LONG
577 # define U64_CONST(x) ((U64)x##ULL)
578 # else /* best guess we can make */
579 # define U64_CONST(x) ((U64)x##UL)
583 /* byte-swapping functions for big-/little-endian conversion */
584 # define _swab_16_(x) ((U16)( \
585 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
586 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
588 # define _swab_32_(x) ((U32)( \
589 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
590 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
591 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
592 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
595 # define _swab_64_(x) ((U64)( \
596 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
597 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
598 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
599 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
600 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
601 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
602 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
603 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
606 /*----------------------------------------------------------------------------*/
607 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
608 /*----------------------------------------------------------------------------*/
609 # define my_htole16(x) (x)
610 # define my_letoh16(x) (x)
611 # define my_htole32(x) (x)
612 # define my_letoh32(x) (x)
613 # define my_htobe16(x) _swab_16_(x)
614 # define my_betoh16(x) _swab_16_(x)
615 # define my_htobe32(x) _swab_32_(x)
616 # define my_betoh32(x) _swab_32_(x)
618 # define my_htole64(x) (x)
619 # define my_letoh64(x) (x)
620 # define my_htobe64(x) _swab_64_(x)
621 # define my_betoh64(x) _swab_64_(x)
623 # define my_htoles(x) (x)
624 # define my_letohs(x) (x)
625 # define my_htolei(x) (x)
626 # define my_letohi(x) (x)
627 # define my_htolel(x) (x)
628 # define my_letohl(x) (x)
630 # define my_htobes(x) (x)
631 # define my_betohs(x) (x)
632 # elif SHORTSIZE == 2
633 # define my_htobes(x) _swab_16_(x)
634 # define my_betohs(x) _swab_16_(x)
635 # elif SHORTSIZE == 4
636 # define my_htobes(x) _swab_32_(x)
637 # define my_betohs(x) _swab_32_(x)
638 # elif SHORTSIZE == 8
639 # define my_htobes(x) _swab_64_(x)
640 # define my_betohs(x) _swab_64_(x)
642 # define PERL_NEED_MY_HTOBES
643 # define PERL_NEED_MY_BETOHS
646 # define my_htobei(x) (x)
647 # define my_betohi(x) (x)
649 # define my_htobei(x) _swab_16_(x)
650 # define my_betohi(x) _swab_16_(x)
652 # define my_htobei(x) _swab_32_(x)
653 # define my_betohi(x) _swab_32_(x)
655 # define my_htobei(x) _swab_64_(x)
656 # define my_betohi(x) _swab_64_(x)
658 # define PERL_NEED_MY_HTOBEI
659 # define PERL_NEED_MY_BETOHI
662 # define my_htobel(x) (x)
663 # define my_betohl(x) (x)
665 # define my_htobel(x) _swab_16_(x)
666 # define my_betohl(x) _swab_16_(x)
668 # define my_htobel(x) _swab_32_(x)
669 # define my_betohl(x) _swab_32_(x)
671 # define my_htobel(x) _swab_64_(x)
672 # define my_betohl(x) _swab_64_(x)
674 # define PERL_NEED_MY_HTOBEL
675 # define PERL_NEED_MY_BETOHL
677 # define my_htolen(p,n) NOOP
678 # define my_letohn(p,n) NOOP
679 # define my_htoben(p,n) my_swabn(p,n)
680 # define my_betohn(p,n) my_swabn(p,n)
681 /*----------------------------------------------------------------------------*/
682 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
683 /*----------------------------------------------------------------------------*/
684 # define my_htobe16(x) (x)
685 # define my_betoh16(x) (x)
686 # define my_htobe32(x) (x)
687 # define my_betoh32(x) (x)
688 # define my_htole16(x) _swab_16_(x)
689 # define my_letoh16(x) _swab_16_(x)
690 # define my_htole32(x) _swab_32_(x)
691 # define my_letoh32(x) _swab_32_(x)
693 # define my_htobe64(x) (x)
694 # define my_betoh64(x) (x)
695 # define my_htole64(x) _swab_64_(x)
696 # define my_letoh64(x) _swab_64_(x)
698 # define my_htobes(x) (x)
699 # define my_betohs(x) (x)
700 # define my_htobei(x) (x)
701 # define my_betohi(x) (x)
702 # define my_htobel(x) (x)
703 # define my_betohl(x) (x)
705 # define my_htoles(x) (x)
706 # define my_letohs(x) (x)
707 # elif SHORTSIZE == 2
708 # define my_htoles(x) _swab_16_(x)
709 # define my_letohs(x) _swab_16_(x)
710 # elif SHORTSIZE == 4
711 # define my_htoles(x) _swab_32_(x)
712 # define my_letohs(x) _swab_32_(x)
713 # elif SHORTSIZE == 8
714 # define my_htoles(x) _swab_64_(x)
715 # define my_letohs(x) _swab_64_(x)
717 # define PERL_NEED_MY_HTOLES
718 # define PERL_NEED_MY_LETOHS
721 # define my_htolei(x) (x)
722 # define my_letohi(x) (x)
724 # define my_htolei(x) _swab_16_(x)
725 # define my_letohi(x) _swab_16_(x)
727 # define my_htolei(x) _swab_32_(x)
728 # define my_letohi(x) _swab_32_(x)
730 # define my_htolei(x) _swab_64_(x)
731 # define my_letohi(x) _swab_64_(x)
733 # define PERL_NEED_MY_HTOLEI
734 # define PERL_NEED_MY_LETOHI
737 # define my_htolel(x) (x)
738 # define my_letohl(x) (x)
740 # define my_htolel(x) _swab_16_(x)
741 # define my_letohl(x) _swab_16_(x)
743 # define my_htolel(x) _swab_32_(x)
744 # define my_letohl(x) _swab_32_(x)
746 # define my_htolel(x) _swab_64_(x)
747 # define my_letohl(x) _swab_64_(x)
749 # define PERL_NEED_MY_HTOLEL
750 # define PERL_NEED_MY_LETOHL
752 # define my_htolen(p,n) my_swabn(p,n)
753 # define my_letohn(p,n) my_swabn(p,n)
754 # define my_htoben(p,n) NOOP
755 # define my_betohn(p,n) NOOP
756 /*----------------------------------------------------------------------------*/
757 # else /* all other byte-orders */
758 /*----------------------------------------------------------------------------*/
759 # define PERL_NEED_MY_HTOLE16
760 # define PERL_NEED_MY_LETOH16
761 # define PERL_NEED_MY_HTOBE16
762 # define PERL_NEED_MY_BETOH16
763 # define PERL_NEED_MY_HTOLE32
764 # define PERL_NEED_MY_LETOH32
765 # define PERL_NEED_MY_HTOBE32
766 # define PERL_NEED_MY_BETOH32
768 # define PERL_NEED_MY_HTOLE64
769 # define PERL_NEED_MY_LETOH64
770 # define PERL_NEED_MY_HTOBE64
771 # define PERL_NEED_MY_BETOH64
773 # define PERL_NEED_MY_HTOLES
774 # define PERL_NEED_MY_LETOHS
775 # define PERL_NEED_MY_HTOBES
776 # define PERL_NEED_MY_BETOHS
777 # define PERL_NEED_MY_HTOLEI
778 # define PERL_NEED_MY_LETOHI
779 # define PERL_NEED_MY_HTOBEI
780 # define PERL_NEED_MY_BETOHI
781 # define PERL_NEED_MY_HTOLEL
782 # define PERL_NEED_MY_LETOHL
783 # define PERL_NEED_MY_HTOBEL
784 # define PERL_NEED_MY_BETOHL
785 /*----------------------------------------------------------------------------*/
786 # endif /* end of byte-order macros */
787 /*----------------------------------------------------------------------------*/
789 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
790 at least on FreeBSD. YMMV, so experiment. */
791 #ifndef PERL_ARENA_SIZE
792 #define PERL_ARENA_SIZE 4080
795 #endif /* PERL_CORE */
797 /* Cannot include embed.h here on Win32 as win32.h has not
798 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
800 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
804 #define MEM_SIZE Size_t
806 #if defined(STANDARD_C) && defined(I_STDDEF)
808 # define STRUCT_OFFSET(s,m) offsetof(s,m)
810 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
814 # if defined(I_STRING) || defined(__cplusplus)
817 # include <strings.h>
821 /* This comes after <stdlib.h> so we don't try to change the standard
822 * library prototypes; we'll use our own in proto.h instead. */
825 # ifdef PERL_POLLUTE_MALLOC
826 # ifndef PERL_EXTMALLOC_DEF
827 # define Perl_malloc malloc
828 # define Perl_calloc calloc
829 # define Perl_realloc realloc
830 # define Perl_mfree free
833 # define EMBEDMYMALLOC /* for compatibility */
836 # define safemalloc Perl_malloc
837 # define safecalloc Perl_calloc
838 # define saferealloc Perl_realloc
839 # define safefree Perl_mfree
840 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
841 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
844 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
845 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
846 # define panic_write2(s) write(2, s, strlen(s))
847 # define CHECK_MALLOC_TAINT(newval) \
848 CHECK_MALLOC_TOO_LATE_FOR_( \
850 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
852 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
853 if (doing_taint(argc,argv,env)) { \
854 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
857 # define safemalloc safesysmalloc
858 # define safecalloc safesyscalloc
859 # define saferealloc safesysrealloc
860 # define safefree safesysfree
861 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
862 # define CHECK_MALLOC_TAINT(newval) ((void)0)
863 # define MALLOC_CHECK_TAINT(argc,argv,env)
864 #endif /* MYMALLOC */
866 #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)
867 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
868 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
869 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
871 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
873 #define strrchr rindex
881 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
883 extern char * memcpy (char*, char*, int);
889 # define memcpy(d,s,l) bcopy(s,d,l)
891 # define memcpy(d,s,l) my_bcopy(s,d,l)
894 #endif /* HAS_MEMCPY */
897 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
899 extern char *memset (char*, int, int);
904 # define memset(d,c,l) my_memset(d,c,l)
905 #endif /* HAS_MEMSET */
907 #if !defined(HAS_MEMMOVE) && !defined(memmove)
908 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
909 # define memmove(d,s,l) bcopy(s,d,l)
911 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
912 # define memmove(d,s,l) memcpy(d,s,l)
914 # define memmove(d,s,l) my_bcopy(s,d,l)
919 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
923 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
924 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
926 extern int memcmp (char*, char*, int);
930 # pragma function(memcmp)
934 # define memcmp my_memcmp
936 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
940 # define memzero(d,l) memset(d,0,l)
943 # define memzero(d,l) bzero(d,l)
945 # define memzero(d,l) my_bzero(d,l)
953 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
960 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
962 #endif /* !HAS_BCMP */
965 # include <netinet/in.h>
969 # include <arpa/inet.h>
972 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
973 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
974 * (the neo-BSD seem to do this). */
979 # include <sys/stat.h>
982 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
983 like UTekV) are broken, sometimes giving false positives. Undefine
984 them here and let the code below set them to proper values.
986 The ghs macro stands for GreenHills Software C-1.8.5 which
987 is the C compiler for sysV88 and the various derivatives.
988 This header file bug is corrected in gcc-2.5.8 and later versions.
989 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
991 #if defined(uts) || (defined(m88k) && defined(ghs))
1005 # ifdef I_SYS_TIME_KERNEL
1008 # include <sys/time.h>
1009 # ifdef I_SYS_TIME_KERNEL
1014 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1015 # include <sys/times.h>
1018 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1019 # undef HAS_STRERROR
1024 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1025 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1028 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1029 * This is important for using IPv6.
1030 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1031 * a bad idea since it breaks send() and recv(). */
1032 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1033 # define _SOCKADDR_LEN
1036 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1037 # include <sys/socket.h>
1038 # if defined(USE_SOCKS) && defined(I_SOCKS)
1039 # if !defined(INCLUDE_PROTOTYPES)
1040 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1041 # define PERL_SOCKS_NEED_PROTOTYPES
1044 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1045 # undef INCLUDE_PROTOTYPES
1046 # undef PERL_SOCKS_NEED_PROTOTYPES
1057 # include <net/errno.h>
1062 /* sockatmark() is so new (2001) that many places might have it hidden
1063 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1064 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1065 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1066 # if defined(__THROW) && defined(__GLIBC__)
1067 int sockatmark(int) __THROW;
1069 int sockatmark(int);
1074 # undef SETERRNO /* SOCKS might have defined this */
1078 # define SETERRNO(errcode,vmserrcode) \
1080 set_errno(errcode); \
1081 set_vaxc_errno(vmserrcode); \
1083 # define LIB_INVARG LIB$_INVARG
1084 # define RMS_DIR RMS$_DIR
1085 # define RMS_FAC RMS$_FAC
1086 # define RMS_FEX RMS$_FEX
1087 # define RMS_FNF RMS$_FNF
1088 # define RMS_IFI RMS$_IFI
1089 # define RMS_ISI RMS$_ISI
1090 # define RMS_PRV RMS$_PRV
1091 # define SS_ACCVIO SS$_ACCVIO
1092 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1093 # define SS_IVCHAN SS$_IVCHAN
1094 # define SS_NORMAL SS$_NORMAL
1096 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1097 # define LIB_INVARG 0
1105 # define SS_ACCVIO 0
1106 # define SS_DEVOFFLINE 0
1107 # define SS_IVCHAN 0
1108 # define SS_NORMAL 0
1111 #define ERRSV GvSV(PL_errgv)
1112 #define DEFSV GvSV(PL_defgv)
1113 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1115 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1118 extern int errno; /* ANSI allows errno to be an lvalue expr.
1119 * For example in multithreaded environments
1120 * something like this might happen:
1121 * extern int *_errno(void);
1122 * #define errno (*_errno()) */
1127 char *strerror (int,...);
1129 #ifndef DONT_DECLARE_STD
1130 char *strerror (int);
1134 # define Strerror strerror
1137 # ifdef HAS_SYS_ERRLIST
1138 extern int sys_nerr;
1139 extern char *sys_errlist[];
1141 # define Strerror(e) \
1142 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1149 # include <sys/ioctl.h>
1153 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1154 # ifdef HAS_SOCKETPAIR
1155 # undef HAS_SOCKETPAIR
1162 #ifndef HAS_SOCKETPAIR
1164 # define socketpair Perl_my_socketpair
1169 # define htoni htons
1170 # define ntohi ntohs
1172 # define htoni htonl
1173 # define ntohi ntohl
1176 /* Configure already sets Direntry_t */
1177 #if defined(I_DIRENT)
1178 # include <dirent.h>
1179 /* NeXT needs dirent + sys/dir.h */
1180 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1181 # include <sys/dir.h>
1185 # include <sys/ndir.h>
1189 # include <ndir.h> /* may be wrong in the future */
1191 # include <sys/dir.h>
1204 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1206 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1211 * The following gobbledygook brought to you on behalf of __STDC__.
1212 * (I could just use #ifndef __STDC__, but this is more bulletproof
1213 * in the face of half-implementations.)
1216 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1217 #include <sys/mode.h>
1222 # define S_IFMT _S_IFMT
1224 # define S_IFMT 0170000
1229 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1233 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1238 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1240 # define S_ISBLK(m) (0)
1245 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1250 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1252 # define S_ISFIFO(m) (0)
1258 # define S_ISLNK(m) _S_ISLNK(m)
1261 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1264 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1266 # define S_ISLNK(m) (0)
1274 # define S_ISSOCK(m) _S_ISSOCK(m)
1277 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1280 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1282 # define S_ISSOCK(m) (0)
1290 # define S_IRUSR S_IREAD
1291 # define S_IWUSR S_IWRITE
1292 # define S_IXUSR S_IEXEC
1294 # define S_IRUSR 0400
1295 # define S_IWUSR 0200
1296 # define S_IXUSR 0100
1302 # define S_IRGRP (S_IRUSR>>3)
1303 # define S_IWGRP (S_IWUSR>>3)
1304 # define S_IXGRP (S_IXUSR>>3)
1306 # define S_IRGRP 0040
1307 # define S_IWGRP 0020
1308 # define S_IXGRP 0010
1314 # define S_IROTH (S_IRUSR>>6)
1315 # define S_IWOTH (S_IWUSR>>6)
1316 # define S_IXOTH (S_IXUSR>>6)
1318 # define S_IROTH 0040
1319 # define S_IWOTH 0020
1320 # define S_IXOTH 0010
1325 # define S_ISUID 04000
1329 # define S_ISGID 02000
1333 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1337 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1341 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1344 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1345 * which would get included through <sys/file.h >, but that is 3000
1346 * lines in the future. --jhi */
1348 #if !defined(S_IREAD) && !defined(__BEOS__)
1349 # define S_IREAD S_IRUSR
1352 #if !defined(S_IWRITE) && !defined(__BEOS__)
1353 # define S_IWRITE S_IWUSR
1357 # define S_IEXEC S_IXUSR
1364 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1365 # define SLOPPYDIVIDE
1372 #ifdef SPRINTF_E_BUG
1373 # define sprintf UTS_sprintf_wrap
1376 /* Configure gets this right but the UTS compiler gets it wrong.
1377 -- Hal Morris <hom00@utsglobal.com> */
1380 # define UVTYPE unsigned
1384 The IV type is supposed to be long enough to hold any integral
1386 --Andy Dougherty August 1996
1392 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1393 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1394 # define IV_MAX INT64_MAX
1395 # define IV_MIN INT64_MIN
1396 # define UV_MAX UINT64_MAX
1398 # define UINT64_MIN 0
1400 # define UV_MIN UINT64_MIN
1402 # define IV_MAX PERL_QUAD_MAX
1403 # define IV_MIN PERL_QUAD_MIN
1404 # define UV_MAX PERL_UQUAD_MAX
1405 # define UV_MIN PERL_UQUAD_MIN
1410 # if defined(INT32_MAX) && IVSIZE == 4
1411 # define IV_MAX INT32_MAX
1412 # define IV_MIN INT32_MIN
1413 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1414 # define UV_MAX UINT32_MAX
1416 # define UV_MAX 4294967295U
1419 # define UINT32_MIN 0
1421 # define UV_MIN UINT32_MIN
1423 # define IV_MAX PERL_LONG_MAX
1424 # define IV_MIN PERL_LONG_MIN
1425 # define UV_MAX PERL_ULONG_MAX
1426 # define UV_MIN PERL_ULONG_MIN
1442 # undef PERL_NEED_MY_HTOLE64
1443 # undef PERL_NEED_MY_LETOH64
1444 # undef PERL_NEED_MY_HTOBE64
1445 # undef PERL_NEED_MY_BETOH64
1448 #if defined(uts) || defined(UTS)
1450 # define UV_MAX (4294967295u)
1453 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1454 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1456 #ifndef NO_PERL_PRESERVE_IVUV
1457 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1461 * The macros INT2PTR and NUM2PTR are (despite their names)
1462 * bi-directional: they will convert int/float to or from pointers.
1463 * However the conversion to int/float are named explicitly:
1464 * PTR2IV, PTR2UV, PTR2NV.
1466 * For int conversions we do not need two casts if pointers are
1467 * the same size as IV and UV. Otherwise we need an explicit
1468 * cast (PTRV) to avoid compiler warnings.
1470 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1472 # define INT2PTR(any,d) (any)(d)
1474 # if PTRSIZE == LONGSIZE
1475 # define PTRV unsigned long
1477 # define PTRV unsigned
1479 # define INT2PTR(any,d) (any)(PTRV)(d)
1481 #define NUM2PTR(any,d) (any)(PTRV)(d)
1482 #define PTR2IV(p) INT2PTR(IV,p)
1483 #define PTR2UV(p) INT2PTR(UV,p)
1484 #define PTR2NV(p) NUM2PTR(NV,p)
1485 #if PTRSIZE == LONGSIZE
1486 # define PTR2ul(p) (unsigned long)(p)
1488 # define PTR2ul(p) INT2PTR(unsigned long,p)
1491 #ifdef USE_LONG_DOUBLE
1492 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1493 # define LONG_DOUBLE_EQUALS_DOUBLE
1495 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1496 # undef USE_LONG_DOUBLE /* Ouch! */
1501 /* Use an overridden DBL_DIG */
1505 # define DBL_DIG OVR_DBL_DIG
1507 /* The following is all to get DBL_DIG, in order to pick a nice
1508 default value for printing floating point numbers in Gconvert
1509 (see config.h). (It also has other uses, such as figuring out if
1510 a given precision of printing can be done with a double instead of
1511 a long double - Allen).
1520 #define DBL_DIG 15 /* A guess that works lots of places */
1527 #define DBL_DIG 15 /* A guess that works lots of places */
1531 /* Use an overridden LDBL_DIG */
1535 # define LDBL_DIG OVR_LDBL_DIG
1537 /* The following is all to get LDBL_DIG, in order to pick a nice
1538 default value for printing floating point numbers in Gconvert.
1542 # include <limits.h>
1547 # ifndef HAS_LDBL_DIG
1548 # if LONG_DOUBLESIZE == 10
1549 # define LDBL_DIG 18 /* assume IEEE */
1551 # if LONG_DOUBLESIZE == 12
1552 # define LDBL_DIG 18 /* gcc? */
1554 # if LONG_DOUBLESIZE == 16
1555 # define LDBL_DIG 33 /* assume IEEE */
1557 # if LONG_DOUBLESIZE == DOUBLESIZE
1558 # define LDBL_DIG DBL_DIG /* bummer */
1567 * This is for making sure we have a good DBL_MAX value, if possible,
1568 * either for usage as NV_MAX or for usage in figuring out if we can
1569 * fit a given long double into a double, if bug-fixing makes it
1570 * necessary to do so. - Allen <allens@cpan.org>
1574 # include <limits.h>
1578 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1579 # include <values.h>
1580 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1581 # define DBL_MAX MAXDOUBLE
1583 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1584 # define DBL_MIN MINDOUBLE
1587 #endif /* defined(I_VALUES) */
1592 # include <ieeefp.h>
1595 #ifdef USE_LONG_DOUBLE
1597 # include <sunmath.h>
1599 # define NV_DIG LDBL_DIG
1600 # ifdef LDBL_MANT_DIG
1601 # define NV_MANT_DIG LDBL_MANT_DIG
1604 # define NV_MIN LDBL_MIN
1607 # define NV_MAX LDBL_MAX
1609 # ifdef LDBL_MIN_10_EXP
1610 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1612 # ifdef LDBL_MAX_10_EXP
1613 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1615 # ifdef LDBL_EPSILON
1616 # define NV_EPSILON LDBL_EPSILON
1619 # define NV_MAX LDBL_MAX
1620 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1623 # define NV_MAX HUGE_VALL
1626 # define NV_MAX ((NV)HUGE_VAL)
1631 # define Perl_cos cosl
1632 # define Perl_sin sinl
1633 # define Perl_sqrt sqrtl
1634 # define Perl_exp expl
1635 # define Perl_log logl
1636 # define Perl_atan2 atan2l
1637 # define Perl_pow powl
1638 # define Perl_floor floorl
1639 # define Perl_ceil ceill
1640 # define Perl_fmod fmodl
1642 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1644 # define Perl_modf(x,y) modfl(x,y)
1645 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1646 prototype in <math.h> */
1647 # ifndef HAS_MODFL_PROTO
1648 EXTERN_C long double modfl(long double, long double *);
1651 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1652 extern long double Perl_my_modfl(long double x, long double *ip);
1653 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1657 # define Perl_frexp(x,y) frexpl(x,y)
1659 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1660 extern long double Perl_my_frexpl(long double x, int *e);
1661 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1666 # define Perl_isnan(x) isnanl(x)
1671 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1675 # define NV_DIG DBL_DIG
1676 # ifdef DBL_MANT_DIG
1677 # define NV_MANT_DIG DBL_MANT_DIG
1680 # define NV_MIN DBL_MIN
1683 # define NV_MAX DBL_MAX
1685 # ifdef DBL_MIN_10_EXP
1686 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1688 # ifdef DBL_MAX_10_EXP
1689 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1692 # define NV_EPSILON DBL_EPSILON
1694 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1695 # define NV_MAX DBL_MAX
1696 # define NV_MIN DBL_MIN
1699 # define NV_MAX HUGE_VAL
1702 # define Perl_cos cos
1703 # define Perl_sin sin
1704 # define Perl_sqrt sqrt
1705 # define Perl_exp exp
1706 # define Perl_log log
1707 # define Perl_atan2 atan2
1708 # define Perl_pow pow
1709 # define Perl_floor floor
1710 # define Perl_ceil ceil
1711 # define Perl_fmod fmod
1712 # define Perl_modf(x,y) modf(x,y)
1713 # define Perl_frexp(x,y) frexp(x,y)
1716 /* rumor has it that Win32 has _fpclass() */
1718 /* SGI has fpclassl... but not with the same result values,
1719 * and it's via a typedef (not via #define), so will need to redo Configure
1720 * to use. Not worth the trouble, IMO, at least until the below is used
1721 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1722 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1723 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1725 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1727 # include <ieeefp.h>
1732 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1733 # define Perl_fp_class() fpclassl(x)
1735 # define Perl_fp_class() fpclass(x)
1737 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1738 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1739 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1740 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1741 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1742 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1743 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1744 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1745 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1746 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1747 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1748 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1749 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1750 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1751 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1754 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1756 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1757 # include <fp_class.h>
1759 # define Perl_fp_class(x) fp_class(x)
1760 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1761 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1762 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1763 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1764 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1765 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1766 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1767 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1768 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1769 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1770 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1771 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1772 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1773 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1774 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1777 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1779 # define Perl_fp_class(x) fpclassify(x)
1780 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1781 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1782 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1783 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1784 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1787 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1790 # define Perl_fp_class(x) class(x)
1792 # define Perl_fp_class(x) _class(x)
1794 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1795 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1796 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1797 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1798 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1799 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1800 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1801 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1802 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1803 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1804 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1805 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1806 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1807 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1808 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1811 /* rumor has it that Win32 has _isnan() */
1815 # define Perl_isnan(x) isnan((NV)x)
1817 # ifdef Perl_fp_class_nan
1818 # define Perl_isnan(x) Perl_fp_class_nan(x)
1820 # ifdef HAS_UNORDERED
1821 # define Perl_isnan(x) unordered((x), 0.0)
1823 # define Perl_isnan(x) ((x)!=(x))
1830 int isnan(double d);
1835 # define Perl_isinf(x) isinf((NV)x)
1837 # ifdef Perl_fp_class_inf
1838 # define Perl_isinf(x) Perl_fp_class_inf(x)
1840 # define Perl_isinf(x) ((x)==NV_INF)
1845 #ifndef Perl_isfinite
1847 # define Perl_isfinite(x) finite((NV)x)
1849 # ifdef HAS_ISFINITE
1850 # define Perl_isfinite(x) isfinite(x)
1852 # ifdef Perl_fp_class_finite
1853 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1855 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1861 /* The default is to use Perl's own atof() implementation (in numeric.c).
1862 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1863 * it is however best to use the native implementation of atof.
1864 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1865 * Some good tests to try out with either setting are t/base/num.t,
1866 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1867 * you may need to be using a different function than atof! */
1869 #ifndef USE_PERL_ATOF
1871 # define USE_PERL_ATOF
1874 # if USE_PERL_ATOF == 0
1875 # undef USE_PERL_ATOF
1879 #ifdef USE_PERL_ATOF
1880 # define Perl_atof(s) Perl_my_atof(s)
1881 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1883 # define Perl_atof(s) (NV)atof(s)
1884 # define Perl_atof2(s, n) ((n) = atof(s))
1887 /* Previously these definitions used hardcoded figures.
1888 * It is hoped these formula are more portable, although
1889 * no data one way or another is presently known to me.
1890 * The "PERL_" names are used because these calculated constants
1891 * do not meet the ANSI requirements for LONG_MAX, etc., which
1892 * need to be constants acceptable to #if - kja
1893 * define PERL_LONG_MAX 2147483647L
1894 * define PERL_LONG_MIN (-LONG_MAX - 1)
1895 * define PERL ULONG_MAX 4294967295L
1898 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1899 # include <limits.h>
1901 /* Included values.h above if necessary; still including limits.h down here,
1902 * despite doing above, because math.h might have overriden... XXX - Allen */
1905 * Try to figure out max and min values for the integral types. THE CORRECT
1906 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1907 * following hacks are used if neither limits.h or values.h provide them:
1908 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1909 * for types < int: (unsigned TYPE)~(unsigned)0
1910 * The argument to ~ must be unsigned so that later signed->unsigned
1911 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1912 * and it must not be smaller than int because ~ does integral promotion.
1913 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1914 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1915 * The latter is a hack which happens to work on some machines but
1916 * does *not* catch any random system, or things like integer types
1917 * with NaN if that is possible.
1919 * All of the types are explicitly cast to prevent accidental loss of
1920 * numeric range, and in the hope that they will be less likely to confuse
1921 * over-eager optimizers.
1925 #define PERL_UCHAR_MIN ((unsigned char)0)
1928 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
1931 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
1933 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
1938 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1939 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1940 * depending on local options. Until Configure detects this (or at least
1941 * detects whether the "signed" keyword is available) the CHAR ranges
1942 * will not be included. UCHAR functions normally.
1946 #define PERL_USHORT_MIN ((unsigned short)0)
1949 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
1952 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
1955 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1957 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1963 # define PERL_SHORT_MAX ((short)SHORT_MAX)
1965 # ifdef MAXSHORT /* Often used in <values.h> */
1966 # define PERL_SHORT_MAX ((short)MAXSHORT)
1969 # define PERL_SHORT_MAX ((short)SHRT_MAX)
1971 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1977 # define PERL_SHORT_MIN ((short)SHORT_MIN)
1980 # define PERL_SHORT_MIN ((short)MINSHORT)
1983 # define PERL_SHORT_MIN ((short)SHRT_MIN)
1985 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1991 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
1994 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
1996 # define PERL_UINT_MAX (~(unsigned int)0)
2000 #define PERL_UINT_MIN ((unsigned int)0)
2003 # define PERL_INT_MAX ((int)INT_MAX)
2005 # ifdef MAXINT /* Often used in <values.h> */
2006 # define PERL_INT_MAX ((int)MAXINT)
2008 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2013 # define PERL_INT_MIN ((int)INT_MIN)
2016 # define PERL_INT_MIN ((int)MININT)
2018 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2023 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2026 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2028 # define PERL_ULONG_MAX (~(unsigned long)0)
2032 #define PERL_ULONG_MIN ((unsigned long)0L)
2035 # define PERL_LONG_MAX ((long)LONG_MAX)
2037 # ifdef MAXLONG /* Often used in <values.h> */
2038 # define PERL_LONG_MAX ((long)MAXLONG)
2040 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2045 # define PERL_LONG_MIN ((long)LONG_MIN)
2048 # define PERL_LONG_MIN ((long)MINLONG)
2050 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2056 # define PERL_UQUAD_MAX (~(UV)0)
2057 # define PERL_UQUAD_MIN ((UV)0)
2058 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2059 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2064 # include "malloc_ctl.h"
2067 struct RExC_state_t;
2069 typedef MEM_SIZE STRLEN;
2071 typedef struct op OP;
2072 typedef struct cop COP;
2073 typedef struct unop UNOP;
2074 typedef struct binop BINOP;
2075 typedef struct listop LISTOP;
2076 typedef struct logop LOGOP;
2077 typedef struct pmop PMOP;
2078 typedef struct svop SVOP;
2079 typedef struct padop PADOP;
2080 typedef struct pvop PVOP;
2081 typedef struct loop LOOP;
2083 typedef struct interpreter PerlInterpreter;
2085 /* Amdahl's <ksync.h> has struct sv */
2086 /* SGI's <sys/sema.h> has struct sv */
2087 #if defined(UTS) || defined(__sgi)
2088 # define STRUCT_SV perl_sv
2090 # define STRUCT_SV sv
2092 typedef struct STRUCT_SV SV;
2093 typedef struct av AV;
2094 typedef struct hv HV;
2095 typedef struct cv CV;
2096 typedef struct regexp REGEXP;
2097 typedef struct gp GP;
2098 typedef struct gv GV;
2099 typedef struct io IO;
2100 typedef struct context PERL_CONTEXT;
2101 typedef struct block BLOCK;
2103 typedef struct magic MAGIC;
2104 typedef struct xrv XRV;
2105 typedef struct xpv XPV;
2106 typedef struct xpviv XPVIV;
2107 typedef struct xpvuv XPVUV;
2108 typedef struct xpvnv XPVNV;
2109 typedef struct xpvmg XPVMG;
2110 typedef struct xpvlv XPVLV;
2111 typedef struct xpvav XPVAV;
2112 typedef struct xpvhv XPVHV;
2113 typedef struct xpvgv XPVGV;
2114 typedef struct xpvcv XPVCV;
2115 typedef struct xpvbm XPVBM;
2116 typedef struct xpvfm XPVFM;
2117 typedef struct xpvio XPVIO;
2118 typedef struct mgvtbl MGVTBL;
2119 typedef union any ANY;
2120 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2121 typedef struct ptr_tbl PTR_TBL_t;
2122 typedef struct clone_params CLONE_PARAMS;
2126 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2127 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2128 # define USE_64_BIT_RAWIO /* implicit */
2132 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2133 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2134 * however, because operating systems like to do that themself. */
2137 # define FSEEKSIZE LSEEKSIZE
2139 # define FSEEKSIZE LONGSIZE
2143 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2144 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2145 # define USE_64_BIT_STDIO /* implicit */
2149 #ifdef USE_64_BIT_RAWIO
2152 # define Off_t off64_t
2154 # define LSEEKSIZE 8
2156 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2157 * will trigger defines like the ones below. Some 64-bit environments,
2158 * however, do not. Therefore we have to explicitly mix and match. */
2159 # if defined(USE_OPEN64)
2160 # define open open64
2162 # if defined(USE_LSEEK64)
2163 # define lseek lseek64
2165 # if defined(USE_LLSEEK)
2166 # define lseek llseek
2169 # if defined(USE_STAT64)
2170 # define stat stat64
2172 # if defined(USE_FSTAT64)
2173 # define fstat fstat64
2175 # if defined(USE_LSTAT64)
2176 # define lstat lstat64
2178 # if defined(USE_FLOCK64)
2179 # define flock flock64
2181 # if defined(USE_LOCKF64)
2182 # define lockf lockf64
2184 # if defined(USE_FCNTL64)
2185 # define fcntl fcntl64
2187 # if defined(USE_TRUNCATE64)
2188 # define truncate truncate64
2190 # if defined(USE_FTRUNCATE64)
2191 # define ftruncate ftruncate64
2195 #ifdef USE_64_BIT_STDIO
2196 # ifdef HAS_FPOS64_T
2198 # define Fpos_t fpos64_t
2200 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2201 * will trigger defines like the ones below. Some 64-bit environments,
2202 * however, do not. */
2203 # if defined(USE_FOPEN64)
2204 # define fopen fopen64
2206 # if defined(USE_FSEEK64)
2207 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2209 # if defined(USE_FTELL64)
2210 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2212 # if defined(USE_FSETPOS64)
2213 # define fsetpos fsetpos64
2215 # if defined(USE_FGETPOS64)
2216 # define fgetpos fgetpos64
2218 # if defined(USE_TMPFILE64)
2219 # define tmpfile tmpfile64
2221 # if defined(USE_FREOPEN64)
2222 # define freopen freopen64
2226 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2227 # include "iperlsys.h"
2230 #if defined(__OPEN_VM)
2231 # include "vmesa/vmesaish.h"
2232 # define ISHISH "vmesa"
2237 # include "os2ish.h"
2239 # include "dosish.h"
2241 # define ISHISH "dos"
2245 # include "vmsish.h"
2247 # define ISHISH "vms"
2251 # include "./plan9/plan9ish.h"
2252 # define ISHISH "plan9"
2256 # include "mpeix/mpeixish.h"
2257 # define ISHISH "mpeix"
2260 #if defined(__VOS__)
2262 # include "./vos/vosish.h"
2264 # include "vos/vosish.h"
2266 # define ISHISH "vos"
2270 # include "epocish.h"
2271 # define ISHISH "epoc"
2275 # include "symbian/symbianish.h"
2277 # define ISHISH "symbian"
2280 #if defined(MACOS_TRADITIONAL)
2281 # include "macos/macish.h"
2282 # ifndef NO_ENVIRON_ARRAY
2283 # define NO_ENVIRON_ARRAY
2285 # define ISHISH "macos classic"
2288 #if defined(__BEOS__)
2289 # include "beos/beosish.h"
2290 # define ISHISH "beos"
2294 # include "unixish.h"
2295 # define ISHISH "unix"
2298 #ifndef NO_ENVIRON_ARRAY
2299 # define USE_ENVIRON_ARRAY
2303 * initialise to avoid floating-point exceptions from overflow, etc
2305 #ifndef PERL_FPU_INIT
2306 # ifdef HAS_FPSETMASK
2307 # if HAS_FLOATINGPOINT_H
2308 # include <floatingpoint.h>
2310 # define PERL_FPU_INIT fpsetmask(0);
2312 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2313 # define PERL_FPU_INIT PL_sigfpe_saved = signal(SIGFPE, SIG_IGN);
2314 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2315 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2317 # define PERL_FPU_INIT
2322 #ifndef PERL_FPU_PRE_EXEC
2323 # define PERL_FPU_PRE_EXEC {
2324 # define PERL_FPU_POST_EXEC }
2327 #ifndef PERL_SYS_INIT3
2328 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2331 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2332 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2337 # ifdef _POSIX_PATH_MAX
2338 # if PATH_MAX > _POSIX_PATH_MAX
2339 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2340 * included the null byte or not. Later amendments of POSIX,
2341 * XPG4, the Austin Group, and the Single UNIX Specification
2342 * all explicitly include the null byte in the PATH_MAX.
2343 * Ditto for _POSIX_PATH_MAX. */
2344 # define MAXPATHLEN PATH_MAX
2346 # define MAXPATHLEN _POSIX_PATH_MAX
2349 # define MAXPATHLEN (PATH_MAX+1)
2352 # ifdef _POSIX_PATH_MAX
2353 # define MAXPATHLEN _POSIX_PATH_MAX
2355 # define MAXPATHLEN 1024 /* Err on the large side. */
2360 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2361 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2362 * this results in many functions being undeclared which bothers C++
2363 * May make sense to have threads after "*ish.h" anyway
2366 #if defined(USE_ITHREADS)
2368 # include <nw5thread.h>
2370 # ifdef FAKE_THREADS
2371 # include "fakethr.h"
2374 # include <win32thread.h>
2377 # include "os2thread.h"
2379 # ifdef I_MACH_CTHREADS
2380 # include <mach/cthreads.h>
2381 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2382 # define MUTEX_INIT_CALLS_MALLOC
2384 typedef cthread_t perl_os_thread;
2385 typedef mutex_t perl_mutex;
2386 typedef condition_t perl_cond;
2387 typedef void * perl_key;
2388 # else /* Posix threads */
2390 # include <pthread.h>
2392 typedef pthread_t perl_os_thread;
2393 typedef pthread_mutex_t perl_mutex;
2394 typedef pthread_cond_t perl_cond;
2395 typedef pthread_key_t perl_key;
2396 # endif /* I_MACH_CTHREADS */
2399 # endif /* FAKE_THREADS */
2400 #endif /* NETWARE */
2401 #endif /* USE_ITHREADS */
2408 # include "netware.h"
2411 #define STATUS_UNIX PL_statusvalue
2413 # define STATUS_NATIVE PL_statusvalue_vms
2414 # define STATUS_NATIVE_EXPORT \
2415 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
2416 # define STATUS_NATIVE_SET(n) \
2418 PL_statusvalue_vms = (n); \
2419 if ((I32)PL_statusvalue_vms == -1) \
2420 PL_statusvalue = -1; \
2421 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
2422 PL_statusvalue = 0; \
2423 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
2424 PL_statusvalue = 1 << 8; \
2426 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
2428 # ifdef VMSISH_STATUS
2429 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2431 # define STATUS_CURRENT STATUS_UNIX
2433 # define STATUS_UNIX_SET(n) \
2435 PL_statusvalue = (n); \
2436 if (PL_statusvalue != -1) { \
2437 PL_statusvalue &= 0xFFFF; \
2438 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
2440 else PL_statusvalue_vms = -1; \
2442 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
2443 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
2445 # define STATUS_NATIVE PL_statusvalue_posix
2446 # define STATUS_NATIVE_EXPORT STATUS_NATIVE
2447 # if defined(WCOREDUMP)
2448 # define STATUS_NATIVE_SET(n) \
2450 PL_statusvalue_posix = (n); \
2451 if (PL_statusvalue_posix == -1) \
2452 PL_statusvalue = -1; \
2455 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2456 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2457 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2460 # elif defined(WIFEXITED)
2461 # define STATUS_NATIVE_SET(n) \
2463 PL_statusvalue_posix = (n); \
2464 if (PL_statusvalue_posix == -1) \
2465 PL_statusvalue = -1; \
2468 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2469 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2473 # define STATUS_NATIVE_SET(n) \
2475 PL_statusvalue_posix = (n); \
2476 if (PL_statusvalue_posix == -1) \
2477 PL_statusvalue = -1; \
2480 PL_statusvalue_posix & 0xFFFF; \
2484 # define STATUS_UNIX_SET(n) \
2486 PL_statusvalue = (n); \
2487 PL_statusvalue_posix = PL_statusvalue; \
2488 if (PL_statusvalue != -1) \
2489 PL_statusvalue &= 0xFFFF; \
2491 # define STATUS_CURRENT STATUS_UNIX
2492 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2493 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2496 /* flags in PL_exit_flags for nature of exit() */
2497 #define PERL_EXIT_EXPECTED 0x01
2498 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2500 #ifndef MEMBER_TO_FPTR
2501 # define MEMBER_TO_FPTR(name) name
2504 /* format to use for version numbers in file/directory names */
2505 /* XXX move to Configure? */
2506 #ifndef PERL_FS_VER_FMT
2507 # define PERL_FS_VER_FMT "%d.%d.%d"
2510 /* This defines a way to flush all output buffers. This may be a
2511 * performance issue, so we allow people to disable it. Also, if
2512 * we are using stdio, there are broken implementations of fflush(NULL)
2513 * out there, Solaris being the most prominent.
2515 #ifndef PERL_FLUSHALL_FOR_CHILD
2516 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2517 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2520 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2522 # define PERL_FLUSHALL_FOR_CHILD NOOP
2527 #ifndef PERL_WAIT_FOR_CHILDREN
2528 # define PERL_WAIT_FOR_CHILDREN NOOP
2531 /* the traditional thread-unsafe notion of "current interpreter". */
2532 #ifndef PERL_SET_INTERP
2533 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2536 #ifndef PERL_GET_INTERP
2537 # define PERL_GET_INTERP (PL_curinterp)
2540 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2541 # ifdef MULTIPLICITY
2542 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2544 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2547 /* This replaces the previous %_ "hack" by the "%-p" hack
2548 All that is required is that the perl source does not
2549 use "%-p" or "%-<number>p" format. These format will
2550 still work in perl code. RMB 2005/05/17
2556 #ifndef SVf_precision
2557 # define SVf_precision(n) "-" n "p"
2561 # define SVf32 SVf_precision("32")
2565 # define SVf256 SVf_precision("256")
2573 # define DieNull Perl_vdie(aTHX_ Nullch, Null(va_list *))
2576 /* In case Configure was not used (we are using a "canned config"
2577 * such as Win32, or a cross-compilation setup, for example) try going
2578 * by the gcc major and minor versions. One useful URL is
2579 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2580 * but contrary to this information warn_unused_result seems
2581 * not to be in gcc 3.3.5, at least. --jhi */
2582 #if defined __GNUC__
2583 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2584 # define HASATTRIBUTE_FORMAT
2586 # if __GNUC__ >= 3 /* 3.0 -> */
2587 # define HASATTRIBUTE_MALLOC
2589 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2590 # define HASATTRIBUTE_NONNULL
2592 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2593 # define HASATTRIBUTE_NORETURN
2595 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2596 # define HASATTRIBUTE_PURE
2598 # if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */
2599 # define HASATTRIBUTE_UNUSED
2601 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2602 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2607 #ifdef HASATTRIBUTE_FORMAT
2608 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
2610 #ifdef HASATTRIBUTE_MALLOC
2611 # define __attribute__malloc__ __attribute__((malloc))
2613 #ifdef HASATTRIBUTE_NONNULL
2614 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
2616 #ifdef HASATTRIBUTE_NORETURN
2617 # define __attribute__noreturn__ __attribute__((noreturn))
2619 #ifdef HASATTRIBUTE_PURE
2620 # define __attribute__pure__ __attribute__((pure))
2622 #ifdef HASATTRIBUTE_UNUSED
2623 # define __attribute__unused__ __attribute__((unused))
2625 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
2626 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
2629 /* If we haven't defined the attributes yet, define them to blank. */
2630 #ifndef __attribute__format__
2631 # define __attribute__format__(x,y,z)
2633 #ifndef __attribute__malloc__
2634 # define __attribute__malloc__
2636 #ifndef __attribute__nonnull__
2637 # define __attribute__nonnull__(a)
2639 #ifndef __attribute__noreturn__
2640 # define __attribute__noreturn__
2642 #ifndef __attribute__pure__
2643 # define __attribute__pure__
2645 #ifndef __attribute__unused__
2646 # define __attribute__unused__
2648 #ifndef __attribute__warn_unused_result__
2649 # define __attribute__warn_unused_result__
2652 /* For functions that are marked as __attribute__noreturn__, it's not
2653 appropriate to call return. In either case, include the lint directive.
2655 #ifdef HASATTRIBUTE_NORETURN
2656 # define NORETURN_FUNCTION_END /* NOT REACHED */
2658 # define NORETURN_FUNCTION_END /* NOT REACHED */ return 0
2661 /* Some unistd.h's give a prototype for pause() even though
2662 HAS_PAUSE ends up undefined. This causes the #define
2663 below to be rejected by the compiler. Sigh.
2668 #define Pause() sleep((32767<<16)+32767)
2672 # ifdef IOCPARM_MASK
2673 /* on BSDish systes we're safe */
2674 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2676 /* otherwise guess at what's safe */
2677 # define IOCPARM_LEN(x) 256
2681 #if defined(__CYGWIN__)
2683 * This symbol, if defined, indicates that the program should
2684 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
2685 * that a file is in "binary" mode -- that is, that no translation
2686 * of bytes occurs on read or write operations.
2688 # define USEMYBINMODE /**/
2689 # include <io.h> /* for setmode() prototype */
2690 # define my_binmode(fp, iotype, mode) \
2691 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
2695 void init_os_extras(void);
2698 #ifdef UNION_ANY_DEFINITION
2699 UNION_ANY_DEFINITION;
2707 void (*any_dptr) (void*);
2708 void (*any_dxptr) (pTHX_ void*);
2712 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
2714 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2715 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2716 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2718 #if defined(_AIX) && !defined(_AIX43)
2719 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2720 /* We cannot include <crypt.h> to get the struct crypt_data
2721 * because of setkey prototype problems when threading */
2722 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2723 /* From OSF, Not needed in AIX
2731 #endif /* threading */
2734 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2735 # include "iperlsys.h"
2738 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
2739 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
2740 * defined by Configure, despite their names being similar to the
2741 * other defines like USE_ITHREADS. Configure in fact knows nothing
2742 * about the randomised hashes. Therefore to enable/disable the hash
2743 * randomisation defines use the Configure -Accflags=... instead. */
2744 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
2745 # define USE_HASH_SEED
2755 #include "opnames.h"
2762 #include "warnings.h"
2765 /* Current curly descriptor */
2766 typedef struct curcur CURCUR;
2768 int parenfloor; /* how far back to strip paren data */
2769 int cur; /* how many instances of scan we've matched */
2770 int min; /* the minimal number of scans to match */
2771 int max; /* the maximal number of scans to match */
2772 int minmod; /* whether to work our way up or down */
2773 regnode * scan; /* the thing to match */
2774 regnode * next; /* what has to match after it */
2775 char * lastloc; /* where we started matching this scan */
2776 CURCUR * oldcc; /* current curly before we started this one */
2779 typedef struct _sublex_info SUBLEXINFO;
2780 struct _sublex_info {
2781 I32 super_state; /* lexer state to save */
2782 I32 sub_inwhat; /* "lex_inwhat" to use */
2783 OP *sub_op; /* "lex_op" to use */
2784 char *super_bufptr; /* PL_bufptr that was */
2785 char *super_bufend; /* PL_bufend that was */
2788 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
2790 struct scan_data_t; /* Used in S_* functions in regcomp.c */
2791 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
2793 typedef I32 CHECKPOINT;
2795 struct ptr_tbl_ent {
2796 struct ptr_tbl_ent* next;
2802 struct ptr_tbl_ent** tbl_ary;
2807 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
2811 #if defined(htonl) && !defined(HAS_HTONL)
2814 #if defined(htons) && !defined(HAS_HTONS)
2817 #if defined(ntohl) && !defined(HAS_NTOHL)
2820 #if defined(ntohs) && !defined(HAS_NTOHS)
2824 #if (BYTEORDER & 0xffff) != 0x4321
2830 #define htons my_swap
2831 #define htonl my_htonl
2832 #define ntohs my_swap
2833 #define ntohl my_ntohl
2836 #if (BYTEORDER & 0xffff) == 0x4321
2845 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2848 #if BYTEORDER != 0x1234
2853 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
2854 # define vtohl(x) ((((x)&0xFF)<<24) \
2856 +(((x)&0x0000FF00)<<8) \
2857 +(((x)&0x00FF0000)>>8) )
2858 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2859 # define htovl(x) vtohl(x)
2860 # define htovs(x) vtohs(x)
2862 /* otherwise default to functions in util.c */
2864 short htovs(short n);
2865 short vtohs(short n);
2871 /* *MAX Plus 1. A floating point value.
2872 Hopefully expressed in a way that dodgy floating point can't mess up.
2873 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2875 May find that some broken compiler will want the value cast to I32.
2876 [after the shift, as signed >> may not be as secure as unsigned >>]
2878 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2879 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2880 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2881 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2882 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2884 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
2886 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2887 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2888 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2890 /* This may look like unnecessary jumping through hoops, but converting
2891 out of range floating point values to integers *is* undefined behaviour,
2892 and it is starting to bite.
2895 #define I_32(what) (cast_i32((NV)(what)))
2896 #define U_32(what) (cast_ulong((NV)(what)))
2897 #define I_V(what) (cast_iv((NV)(what)))
2898 #define U_V(what) (cast_uv((NV)(what)))
2900 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2901 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2902 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2903 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2904 : ((n) < U32_MAX_P1 ? (U32) (n) \
2905 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2906 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2907 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2908 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2909 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2910 : ((n) < UV_MAX_P1 ? (UV) (n) \
2911 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2914 #define U_S(what) ((U16)U_32(what))
2915 #define U_I(what) ((unsigned int)U_32(what))
2916 #define U_L(what) U_32(what)
2918 /* These do not care about the fractional part, only about the range. */
2919 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
2920 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2922 /* Used with UV/IV arguments: */
2923 /* XXXX: need to speed it up */
2924 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2925 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2932 #if !(defined(UNDER_CE) || defined(SYMBIAN))
2933 Uid_t getuid (void);
2934 Uid_t geteuid (void);
2935 Gid_t getgid (void);
2936 Gid_t getegid (void);
2940 #ifndef Perl_debug_log
2941 # define Perl_debug_log PerlIO_stderr()
2944 #ifndef Perl_error_log
2945 # define Perl_error_log (PL_stderrgv \
2946 && isGV(PL_stderrgv) \
2947 && GvIOp(PL_stderrgv) \
2948 && IoOFP(GvIOp(PL_stderrgv)) \
2949 ? IoOFP(GvIOp(PL_stderrgv)) \
2954 #define DEBUG_p_FLAG 0x00000001 /* 1 */
2955 #define DEBUG_s_FLAG 0x00000002 /* 2 */
2956 #define DEBUG_l_FLAG 0x00000004 /* 4 */
2957 #define DEBUG_t_FLAG 0x00000008 /* 8 */
2958 #define DEBUG_o_FLAG 0x00000010 /* 16 */
2959 #define DEBUG_c_FLAG 0x00000020 /* 32 */
2960 #define DEBUG_P_FLAG 0x00000040 /* 64 */
2961 #define DEBUG_m_FLAG 0x00000080 /* 128 */
2962 #define DEBUG_f_FLAG 0x00000100 /* 256 */
2963 #define DEBUG_r_FLAG 0x00000200 /* 512 */
2964 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
2965 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
2967 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
2968 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
2969 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
2970 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
2971 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
2972 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
2973 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
2974 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
2975 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
2976 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
2977 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
2978 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
2980 #define DEBUG_DB_RECURSE_FLAG 0x40000000
2981 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2982 that something was done? */
2984 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2985 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2986 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2987 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2988 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2989 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2990 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2991 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2992 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2993 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2994 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2995 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2996 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2997 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2998 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2999 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3000 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3001 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3002 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3003 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3004 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3005 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3006 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3007 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3011 # define DEBUG_p_TEST DEBUG_p_TEST_
3012 # define DEBUG_s_TEST DEBUG_s_TEST_
3013 # define DEBUG_l_TEST DEBUG_l_TEST_
3014 # define DEBUG_t_TEST DEBUG_t_TEST_
3015 # define DEBUG_o_TEST DEBUG_o_TEST_
3016 # define DEBUG_c_TEST DEBUG_c_TEST_
3017 # define DEBUG_P_TEST DEBUG_P_TEST_
3018 # define DEBUG_m_TEST DEBUG_m_TEST_
3019 # define DEBUG_f_TEST DEBUG_f_TEST_
3020 # define DEBUG_r_TEST DEBUG_r_TEST_
3021 # define DEBUG_x_TEST DEBUG_x_TEST_
3022 # define DEBUG_u_TEST DEBUG_u_TEST_
3023 # define DEBUG_H_TEST DEBUG_H_TEST_
3024 # define DEBUG_X_TEST DEBUG_X_TEST_
3025 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3026 # define DEBUG_D_TEST DEBUG_D_TEST_
3027 # define DEBUG_S_TEST DEBUG_S_TEST_
3028 # define DEBUG_T_TEST DEBUG_T_TEST_
3029 # define DEBUG_R_TEST DEBUG_R_TEST_
3030 # define DEBUG_J_TEST DEBUG_J_TEST_
3031 # define DEBUG_v_TEST DEBUG_v_TEST_
3032 # define DEBUG_C_TEST DEBUG_C_TEST_
3033 # define DEBUG_A_TEST DEBUG_A_TEST_
3034 # define DEBUG_q_TEST DEBUG_q_TEST_
3036 # define PERL_DEB(a) a
3037 # define PERL_DEBUG(a) if (PL_debug) a
3038 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3039 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3040 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3041 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3042 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3043 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3044 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3046 /* Temporarily turn off memory debugging in case the a
3047 * does memory allocation, either directly or indirectly. */
3048 # define DEBUG_m(a) \
3050 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3053 # define DEBUG__(t, a) \
3055 if (t) STMT_START {a;} STMT_END; \
3058 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3059 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3060 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3061 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3062 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3063 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3064 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3065 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3069 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3070 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3071 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3072 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3073 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3074 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3076 #else /* DEBUGGING */
3078 # define DEBUG_p_TEST (0)
3079 # define DEBUG_s_TEST (0)
3080 # define DEBUG_l_TEST (0)
3081 # define DEBUG_t_TEST (0)
3082 # define DEBUG_o_TEST (0)
3083 # define DEBUG_c_TEST (0)
3084 # define DEBUG_P_TEST (0)
3085 # define DEBUG_m_TEST (0)
3086 # define DEBUG_f_TEST (0)
3087 # define DEBUG_r_TEST (0)
3088 # define DEBUG_x_TEST (0)
3089 # define DEBUG_u_TEST (0)
3090 # define DEBUG_H_TEST (0)
3091 # define DEBUG_X_TEST (0)
3092 # define DEBUG_Xv_TEST (0)
3093 # define DEBUG_D_TEST (0)
3094 # define DEBUG_S_TEST (0)
3095 # define DEBUG_T_TEST (0)
3096 # define DEBUG_R_TEST (0)
3097 # define DEBUG_J_TEST (0)
3098 # define DEBUG_v_TEST (0)
3099 # define DEBUG_C_TEST (0)
3100 # define DEBUG_A_TEST (0)
3101 # define DEBUG_q_TEST (0)
3103 # define PERL_DEB(a)
3104 # define PERL_DEBUG(a)
3119 # define DEBUG_Xv(a)
3128 #endif /* DEBUGGING */
3131 #define DEBUG_SCOPE(where) \
3132 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3133 where, PL_scopestack_ix, __FILE__, __LINE__)));
3138 /* These constants should be used in preference to raw characters
3139 * when using magic. Note that some perl guts still assume
3140 * certain character properties of these constants, namely that
3141 * isUPPER() and toLOWER() may do useful mappings.
3143 * Update the magic_names table in dump.c when adding/amending these
3146 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3147 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3148 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3149 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3150 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3151 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3153 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3154 #define PERL_MAGIC_env 'E' /* %ENV hash */
3155 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3156 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3157 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3158 #define PERL_MAGIC_isa 'I' /* @ISA array */
3159 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3160 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3161 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3162 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3163 #define PERL_MAGIC_mutex 'm' /* for lock op */
3164 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3165 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3166 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3167 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3168 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3169 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3170 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3171 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3172 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3173 #define PERL_MAGIC_taint 't' /* Taintedness */
3174 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3175 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3176 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3177 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3178 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3179 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3180 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3181 smart parameter vivification */
3182 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
3183 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3184 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3185 #define PERL_MAGIC_backref '<' /* for weak ref data */
3186 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3187 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3188 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3189 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3192 #ifndef assert /* <assert.h> might have been included somehow */
3193 #define assert(what) PERL_DEB( \
3194 ((what) ? ((void) 0) : \
3195 (Perl_croak(aTHX_ "Assertion %s failed: file \"" __FILE__ \
3196 "\", line %d", STRINGIFY(what), __LINE__), \
3202 I32 (*uf_val)(pTHX_ IV, SV*);
3203 I32 (*uf_set)(pTHX_ IV, SV*);
3207 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3208 * XS code wanting to be backward compatible can do something
3209 * like the following:
3211 #ifndef PERL_MG_UFUNC
3212 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3215 static PERL_MG_UFUNC(foo_get, index, val)
3225 #ifndef PERL_MG_UFUNC
3226 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3229 /* Fix these up for __STDC__ */
3230 #ifndef DONT_DECLARE_STD
3231 char *mktemp (char*);
3233 double atof (const char*);
3238 /* All of these are in stdlib.h or time.h for ANSI C */
3240 struct tm *gmtime(), *localtime();
3241 #if defined(OEMVS) || defined(__OPEN_VM)
3242 char *(strchr)(), *(strrchr)();
3243 char *(strcpy)(), *(strcat)();
3245 char *strchr(), *strrchr();
3246 char *strcpy(), *strcat();
3248 #endif /* ! STANDARD_C */
3255 double exp (double);
3256 double log (double);
3257 double log10 (double);
3258 double sqrt (double);
3259 double frexp (double,int*);
3260 double ldexp (double,int);
3261 double modf (double,double*);
3262 double sin (double);
3263 double cos (double);
3264 double atan2 (double,double);
3265 double pow (double,double);
3269 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3270 # define NV_INF LDBL_INFINITY
3272 #if !defined(NV_INF) && defined(DBL_INFINITY)
3273 # define NV_INF (NV)DBL_INFINITY
3275 #if !defined(NV_INF) && defined(INFINITY)
3276 # define NV_INF (NV)INFINITY
3278 #if !defined(NV_INF) && defined(INF)
3279 # define NV_INF (NV)INF
3281 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3282 # define NV_INF (NV)HUGE_VALL
3284 #if !defined(NV_INF) && defined(HUGE_VAL)
3285 # define NV_INF (NV)HUGE_VAL
3288 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3289 # if !defined(NV_NAN) && defined(LDBL_NAN)
3290 # define NV_NAN LDBL_NAN
3292 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3293 # define NV_NAN LDBL_QNAN
3295 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3296 # define NV_NAN LDBL_SNAN
3299 #if !defined(NV_NAN) && defined(DBL_NAN)
3300 # define NV_NAN (NV)DBL_NAN
3302 #if !defined(NV_NAN) && defined(DBL_QNAN)
3303 # define NV_NAN (NV)DBL_QNAN
3305 #if !defined(NV_NAN) && defined(DBL_SNAN)
3306 # define NV_NAN (NV)DBL_SNAN
3308 #if !defined(NV_NAN) && defined(QNAN)
3309 # define NV_NAN (NV)QNAN
3311 #if !defined(NV_NAN) && defined(SNAN)
3312 # define NV_NAN (NV)SNAN
3314 #if !defined(NV_NAN) && defined(NAN)
3315 # define NV_NAN (NV)NAN
3319 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3320 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3322 # if !defined(WIN32) && !defined(VMS)
3324 char *crypt (const char*, const char*);
3326 # endif /* !WIN32 */
3327 # endif /* !NeXT && !__NeXT__ */
3328 # ifndef DONT_DECLARE_STD
3330 char *getenv (const char*);
3331 # endif /* !getenv */
3332 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3333 # ifdef _FILE_OFFSET_BITS
3334 # if _FILE_OFFSET_BITS == 64
3335 Off_t lseek (int,Off_t,int);
3339 # endif /* !DONT_DECLARE_STD */
3341 char *getlogin (void);
3343 #endif /* !__cplusplus */
3345 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3346 #define UNLINK unlnk
3349 #define UNLINK PerlLIO_unlink
3352 /* some versions of glibc are missing the setresuid() proto */
3353 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3354 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3356 /* some versions of glibc are missing the setresgid() proto */
3357 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3358 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3361 #ifndef HAS_SETREUID
3362 # ifdef HAS_SETRESUID
3363 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3364 # define HAS_SETREUID
3367 #ifndef HAS_SETREGID
3368 # ifdef HAS_SETRESGID
3369 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3370 # define HAS_SETREGID
3374 /* Sighandler_t defined in iperlsys.h */
3376 #ifdef HAS_SIGACTION
3377 typedef struct sigaction Sigsave_t;
3379 typedef Sighandler_t Sigsave_t;
3390 # define RUNOPS_DEFAULT Perl_runops_debug
3392 # define RUNOPS_DEFAULT Perl_runops_standard
3396 # ifdef MUTEX_INIT_CALLS_MALLOC
3397 # define MALLOC_INIT \
3399 PL_malloc_mutex = NULL; \
3400 MUTEX_INIT(&PL_malloc_mutex); \
3402 # define MALLOC_TERM \
3404 perl_mutex tmp = PL_malloc_mutex; \
3405 PL_malloc_mutex = NULL; \
3406 MUTEX_DESTROY(&tmp); \
3409 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3410 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3413 # define MALLOC_INIT
3414 # define MALLOC_TERM
3418 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3419 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3420 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3421 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3423 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3424 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3426 /* NeXT has problems with crt0.o globals */
3427 #if defined(__DYNAMIC__) && \
3428 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3429 # if defined(NeXT) || defined(__NeXT)
3430 # include <mach-o/dyld.h>
3431 # define environ (*environ_pointer)
3432 EXT char *** environ_pointer;
3434 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3435 # include <crt_externs.h> /* for the env array */
3436 # define environ (*_NSGetEnviron())
3440 /* VMS and some other platforms don't use the environ array */
3441 # ifdef USE_ENVIRON_ARRAY
3442 # if !defined(DONT_DECLARE_STD) || \
3443 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3446 extern char ** environ; /* environment variables supplied via exec */
3453 /* handy constants */
3454 EXTCONST char PL_warn_uninit[]
3455 INIT("Use of uninitialized value%s%s%s");
3456 EXTCONST char PL_warn_nosemi[]
3457 INIT("Semicolon seems to be missing");
3458 EXTCONST char PL_warn_reserved[]
3459 INIT("Unquoted string \"%s\" may clash with future reserved word");
3460 EXTCONST char PL_warn_nl[]
3461 INIT("Unsuccessful %s on filename containing newline");
3462 EXTCONST char PL_no_wrongref[]
3463 INIT("Can't use %s ref as %s ref");
3464 EXTCONST char PL_no_symref[]
3465 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3466 EXTCONST char PL_no_symref_sv[]
3467 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3468 EXTCONST char PL_no_usym[]
3469 INIT("Can't use an undefined value as %s reference");
3470 EXTCONST char PL_no_aelem[]
3471 INIT("Modification of non-creatable array value attempted, subscript %d");
3472 EXTCONST char PL_no_helem_sv[]
3473 INIT("Modification of non-creatable hash value attempted, subscript \""SVf"\"");
3474 EXTCONST char PL_no_modify[]
3475 INIT("Modification of a read-only value attempted");
3476 EXTCONST char PL_no_mem[]
3477 INIT("Out of memory!\n");
3478 EXTCONST char PL_no_security[]
3479 INIT("Insecure dependency in %s%s");
3480 EXTCONST char PL_no_sock_func[]
3481 INIT("Unsupported socket function \"%s\" called");
3482 EXTCONST char PL_no_dir_func[]
3483 INIT("Unsupported directory function \"%s\" called");
3484 EXTCONST char PL_no_func[]
3485 INIT("The %s function is unimplemented");
3486 EXTCONST char PL_no_myglob[]
3487 INIT("\"my\" variable %s can't be in a package");
3488 EXTCONST char PL_no_localize_ref[]
3489 INIT("Can't localize through a reference");
3490 #ifdef PERL_MALLOC_WRAP
3491 EXTCONST char PL_memory_wrap[]
3492 INIT("panic: memory wrap");
3495 EXTCONST char PL_uuemap[65]
3496 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3500 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
3501 EXTCONST int PL_sig_num[] = { SIG_NUM };
3503 EXTCONST char* const PL_sig_name[];
3504 EXTCONST int PL_sig_num[];
3507 /* fast conversion and case folding tables */
3511 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3512 0, 1, 2, 3, 4, 5, 6, 7,
3513 8, 9, 10, 11, 12, 13, 14, 15,
3514 16, 17, 18, 19, 20, 21, 22, 23,
3515 24, 25, 26, 27, 28, 29, 30, 31,
3516 32, 33, 34, 35, 36, 37, 38, 39,
3517 40, 41, 42, 43, 44, 45, 46, 47,
3518 48, 49, 50, 51, 52, 53, 54, 55,
3519 56, 57, 58, 59, 60, 61, 62, 63,
3520 64, 65, 66, 67, 68, 69, 70, 71,
3521 72, 73, 74, 75, 76, 77, 78, 79,
3522 80, 81, 82, 83, 84, 85, 86, 87,
3523 88, 89, 90, 91, 92, 93, 94, 95,
3524 96, 97, 98, 99, 100, 101, 102, 103,
3525 104, 105, 106, 107, 108, 109, 110, 111,
3526 112, 113, 114, 115, 116, 117, 118, 119,
3527 120, 121, 122, 123, 124, 125, 126, 127,
3528 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3529 'H', 'I', 138, 139, 140, 141, 142, 143,
3530 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3531 'Q', 'R', 154, 155, 156, 157, 158, 159,
3532 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3533 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3534 176, 177, 178, 179, 180, 181, 182, 183,
3535 184, 185, 186, 187, 188, 189, 190, 191,
3536 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3537 'h', 'i', 202, 203, 204, 205, 206, 207,
3538 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3539 'q', 'r', 218, 219, 220, 221, 222, 223,
3540 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3541 'y', 'z', 234, 235, 236, 237, 238, 239,
3542 240, 241, 242, 243, 244, 245, 246, 247,
3543 248, 249, 250, 251, 252, 253, 254, 255
3545 #else /* ascii rather than ebcdic */
3546 EXTCONST unsigned char PL_fold[] = {
3547 0, 1, 2, 3, 4, 5, 6, 7,
3548 8, 9, 10, 11, 12, 13, 14, 15,
3549 16, 17, 18, 19, 20, 21, 22, 23,
3550 24, 25, 26, 27, 28, 29, 30, 31,
3551 32, 33, 34, 35, 36, 37, 38, 39,
3552 40, 41, 42, 43, 44, 45, 46, 47,
3553 48, 49, 50, 51, 52, 53, 54, 55,
3554 56, 57, 58, 59, 60, 61, 62, 63,
3555 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3556 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3557 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3558 'x', 'y', 'z', 91, 92, 93, 94, 95,
3559 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3560 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3561 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3562 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3563 128, 129, 130, 131, 132, 133, 134, 135,
3564 136, 137, 138, 139, 140, 141, 142, 143,
3565 144, 145, 146, 147, 148, 149, 150, 151,
3566 152, 153, 154, 155, 156, 157, 158, 159,
3567 160, 161, 162, 163, 164, 165, 166, 167,
3568 168, 169, 170, 171, 172, 173, 174, 175,
3569 176, 177, 178, 179, 180, 181, 182, 183,
3570 184, 185, 186, 187, 188, 189, 190, 191,
3571 192, 193, 194, 195, 196, 197, 198, 199,
3572 200, 201, 202, 203, 204, 205, 206, 207,
3573 208, 209, 210, 211, 212, 213, 214, 215,
3574 216, 217, 218, 219, 220, 221, 222, 223,
3575 224, 225, 226, 227, 228, 229, 230, 231,
3576 232, 233, 234, 235, 236, 237, 238, 239,
3577 240, 241, 242, 243, 244, 245, 246, 247,
3578 248, 249, 250, 251, 252, 253, 254, 255
3580 #endif /* !EBCDIC */
3582 EXTCONST unsigned char PL_fold[];
3585 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
3587 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
3588 0, 1, 2, 3, 4, 5, 6, 7,
3589 8, 9, 10, 11, 12, 13, 14, 15,
3590 16, 17, 18, 19, 20, 21, 22, 23,
3591 24, 25, 26, 27, 28, 29, 30, 31,
3592 32, 33, 34, 35, 36, 37, 38, 39,
3593 40, 41, 42, 43, 44, 45, 46, 47,
3594 48, 49, 50, 51, 52, 53, 54, 55,
3595 56, 57, 58, 59, 60, 61, 62, 63,
3596 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3597 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3598 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3599 'x', 'y', 'z', 91, 92, 93, 94, 95,
3600 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3601 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3602 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3603 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3604 128, 129, 130, 131, 132, 133, 134, 135,
3605 136, 137, 138, 139, 140, 141, 142, 143,
3606 144, 145, 146, 147, 148, 149, 150, 151,
3607 152, 153, 154, 155, 156, 157, 158, 159,
3608 160, 161, 162, 163, 164, 165, 166, 167,
3609 168, 169, 170, 171, 172, 173, 174, 175,
3610 176, 177, 178, 179, 180, 181, 182, 183,
3611 184, 185, 186, 187, 188, 189, 190, 191,
3612 192, 193, 194, 195, 196, 197, 198, 199,
3613 200, 201, 202, 203, 204, 205, 206, 207,
3614 208, 209, 210, 211, 212, 213, 214, 215,
3615 216, 217, 218, 219, 220, 221, 222, 223,
3616 224, 225, 226, 227, 228, 229, 230, 231,
3617 232, 233, 234, 235, 236, 237, 238, 239,
3618 240, 241, 242, 243, 244, 245, 246, 247,
3619 248, 249, 250, 251, 252, 253, 254, 255
3622 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
3624 #endif /* !PERL_GLOBAL_STRUCT */
3628 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3629 1, 2, 84, 151, 154, 155, 156, 157,
3630 165, 246, 250, 3, 158, 7, 18, 29,
3631 40, 51, 62, 73, 85, 96, 107, 118,
3632 129, 140, 147, 148, 149, 150, 152, 153,
3633 255, 6, 8, 9, 10, 11, 12, 13,
3634 14, 15, 24, 25, 26, 27, 28, 226,
3635 29, 30, 31, 32, 33, 43, 44, 45,
3636 46, 47, 48, 49, 50, 76, 77, 78,
3637 79, 80, 81, 82, 83, 84, 85, 86,
3638 87, 94, 95, 234, 181, 233, 187, 190,
3639 180, 96, 97, 98, 99, 100, 101, 102,
3640 104, 112, 182, 174, 236, 232, 229, 103,
3641 228, 226, 114, 115, 116, 117, 118, 119,
3642 120, 121, 122, 235, 176, 230, 194, 162,
3643 130, 131, 132, 133, 134, 135, 136, 137,
3644 138, 139, 201, 205, 163, 217, 220, 224,
3645 5, 248, 227, 244, 242, 255, 241, 231,
3646 240, 253, 16, 197, 19, 20, 21, 187,
3647 23, 169, 210, 245, 237, 249, 247, 239,
3648 168, 252, 34, 196, 36, 37, 38, 39,
3649 41, 42, 251, 254, 238, 223, 221, 213,
3650 225, 177, 52, 53, 54, 55, 56, 57,
3651 58, 59, 60, 61, 63, 64, 65, 66,
3652 67, 68, 69, 70, 71, 72, 74, 75,
3653 205, 208, 186, 202, 200, 218, 198, 179,
3654 178, 214, 88, 89, 90, 91, 92, 93,
3655 217, 166, 170, 207, 199, 209, 206, 204,
3656 160, 212, 105, 106, 108, 109, 110, 111,
3657 203, 113, 216, 215, 192, 175, 193, 243,
3658 172, 161, 123, 124, 125, 126, 127, 128,
3659 222, 219, 211, 195, 188, 193, 185, 184,
3660 191, 183, 141, 142, 143, 144, 145, 146
3662 #else /* ascii rather than ebcdic */
3663 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
3664 1, 2, 84, 151, 154, 155, 156, 157,
3665 165, 246, 250, 3, 158, 7, 18, 29,
3666 40, 51, 62, 73, 85, 96, 107, 118,
3667 129, 140, 147, 148, 149, 150, 152, 153,
3668 255, 182, 224, 205, 174, 176, 180, 217,
3669 233, 232, 236, 187, 235, 228, 234, 226,
3670 222, 219, 211, 195, 188, 193, 185, 184,
3671 191, 183, 201, 229, 181, 220, 194, 162,
3672 163, 208, 186, 202, 200, 218, 198, 179,
3673 178, 214, 166, 170, 207, 199, 209, 206,
3674 204, 160, 212, 216, 215, 192, 175, 173,
3675 243, 172, 161, 190, 203, 189, 164, 230,
3676 167, 248, 227, 244, 242, 255, 241, 231,
3677 240, 253, 169, 210, 245, 237, 249, 247,
3678 239, 168, 252, 251, 254, 238, 223, 221,
3679 213, 225, 177, 197, 171, 196, 159, 4,
3680 5, 6, 8, 9, 10, 11, 12, 13,
3681 14, 15, 16, 17, 19, 20, 21, 22,
3682 23, 24, 25, 26, 27, 28, 30, 31,
3683 32, 33, 34, 35, 36, 37, 38, 39,
3684 41, 42, 43, 44, 45, 46, 47, 48,
3685 49, 50, 52, 53, 54, 55, 56, 57,
3686 58, 59, 60, 61, 63, 64, 65, 66,
3687 67, 68, 69, 70, 71, 72, 74, 75,
3688 76, 77, 78, 79, 80, 81, 82, 83,
3689 86, 87, 88, 89, 90, 91, 92, 93,
3690 94, 95, 97, 98, 99, 100, 101, 102,
3691 103, 104, 105, 106, 108, 109, 110, 111,
3692 112, 113, 114, 115, 116, 117, 119, 120,
3693 121, 122, 123, 124, 125, 126, 127, 128,
3694 130, 131, 132, 133, 134, 135, 136, 137,
3695 138, 139, 141, 142, 143, 144, 145, 146
3699 EXTCONST unsigned char PL_freq[];
3704 EXTCONST char* const PL_block_type[] = {
3713 EXTCONST char* PL_block_type[];
3719 /*****************************************************************************/
3720 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
3721 /*****************************************************************************/
3722 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
3725 /* LynxOS defines these in scsi.h which is included via ioctl.h */
3734 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3735 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3736 * it's not really needed.
3739 # define YYTOKENTYPE
3743 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
3754 XTERMORDORDOR /* evil hack */
3755 /* update exp_name[] in toke.c if adding to this enum */
3758 enum { /* pass one of these to get_vtbl */
3784 want_vtbl_amagicelem,
3792 /* Note: the lowest 8 bits are reserved for
3793 stuffing into op->op_private */
3794 #define HINT_PRIVATE_MASK 0x000000ff
3795 #define HINT_INTEGER 0x00000001 /* integer pragma */
3796 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
3797 #define HINT_LOCALE 0x00000004 /* locale pragma */
3798 #define HINT_BYTES 0x00000008 /* bytes pragma */
3799 /* #define HINT_notused10 0x00000010 */
3800 /* Note: 20,40,80 used for NATIVE_HINTS */
3801 /* currently defined by vms/vmsish.h */
3803 #define HINT_BLOCK_SCOPE 0x00000100
3804 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
3805 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
3807 /* The HINT_NEW_* constants are used by the overload pragma */
3808 #define HINT_NEW_INTEGER 0x00001000
3809 #define HINT_NEW_FLOAT 0x00002000
3810 #define HINT_NEW_BINARY 0x00004000
3811 #define HINT_NEW_STRING 0x00008000
3812 #define HINT_NEW_RE 0x00010000
3813 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3815 #define HINT_RE_TAINT 0x00100000 /* re pragma */
3816 #define HINT_RE_EVAL 0x00200000 /* re pragma */
3818 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
3819 #define HINT_UTF8 0x00800000 /* utf8 pragma */
3821 /* assertions pragma */
3822 #define HINT_ASSERTING 0x01000000
3823 #define HINT_ASSERTIONSSEEN 0x02000000
3825 /* The following are stored in $sort::hints, not in PL_hints */
3826 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3827 #define HINT_SORT_QUICKSORT 0x00000001
3828 #define HINT_SORT_MERGESORT 0x00000002
3829 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
3831 /* Various states of the input record separator SV (rs) */
3832 #define RsSNARF(sv) (! SvOK(sv))
3833 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3834 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
3835 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
3837 /* A struct for keeping various DEBUGGING related stuff,
3838 * neatly packed. Currently only scratch variables for
3839 * constructing debug output are included. Needed always,
3840 * not just when DEBUGGING, though, because of the re extension. c*/
3841 struct perl_debug_pad {
3845 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
3846 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
3847 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
3850 /* Enable variables which are pointers to functions */
3851 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
3852 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3853 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3854 char* strend, char* strbeg, I32 minend,
3855 SV* screamer, void* data, U32 flags);
3856 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3857 char *strpos, char *strend,
3859 struct re_scream_pos_data_s *d);
3860 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3861 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
3863 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
3864 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3865 typedef void (*SVFUNC_t) (pTHX_ SV*);
3866 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3867 typedef void (*XSINIT_t) (pTHX);
3868 typedef void (*ATEXIT_t) (pTHX_ void*);
3869 typedef void (*XSUBADDR_t) (pTHX_ CV *);
3871 /* Set up PERLVAR macros for populating structs */
3872 #define PERLVAR(var,type) type var;
3873 #define PERLVARA(var,n,type) type var[n];
3874 #define PERLVARI(var,type,init) type var;
3875 #define PERLVARIC(var,type,init) type var;
3876 #define PERLVARISC(var,init) const char var[sizeof(init)];
3878 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
3879 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
3881 /* Interpreter exitlist entry */
3882 typedef struct exitlistentry {
3883 void (*fn) (pTHX_ void*);
3885 } PerlExitListEntry;
3887 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
3888 /* These have to be before perlvars.h */
3889 #if !defined(HAS_SIGACTION) && defined(VMS)
3890 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
3892 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
3893 #if defined(KILL_BY_SIGPRC)
3894 # define FAKE_DEFAULT_SIGNAL_HANDLERS
3897 #ifdef PERL_GLOBAL_STRUCT
3899 # include "perlvars.h"
3903 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
3904 EXT struct perl_vars PL_Vars;
3905 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
3906 # undef PERL_GET_VARS
3907 # define PERL_GET_VARS() PL_VarsPtr
3908 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
3909 # else /* PERL_CORE */
3910 # if !defined(__GNUC__) || !defined(WIN32)
3913 struct perl_vars *PL_VarsPtr;
3914 # define PL_Vars (*((PL_VarsPtr) \
3915 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3916 # endif /* PERL_CORE */
3917 #endif /* PERL_GLOBAL_STRUCT */
3919 #if defined(MULTIPLICITY)
3920 /* If we have multiple interpreters define a struct
3921 holding variables which must be per-interpreter
3922 If we don't have threads anything that would have
3923 be per-thread is per-interpreter.
3926 struct interpreter {
3927 # include "thrdvar.h"
3928 # include "intrpvar.h"
3930 * The following is a buffer where new variables must
3931 * be defined to maintain binary compatibility with previous versions
3933 PERLVARA(object_compatibility,30, char)
3937 struct interpreter {
3940 #endif /* MULTIPLICITY */
3942 typedef void *Thread;
3944 /* Done with PERLVAR macros for now ... */
3951 struct tempsym; /* defined in pp_pack.c */
3956 #ifndef PERL_CALLCONV
3957 # define PERL_CALLCONV
3961 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
3962 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
3966 /* this has structure inits, so it cannot be included before here */
3969 /* The following must follow proto.h as #defines mess up syntax */
3971 #if !defined(PERL_FOR_X2P)
3972 # include "embedvar.h"
3975 /* Now include all the 'global' variables
3976 * If we don't have threads or multiple interpreters
3977 * these include variables that would have been their struct-s
3980 #define PERLVAR(var,type) EXT type PL_##var;
3981 #define PERLVARA(var,n,type) EXT type PL_##var[n];
3982 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3983 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
3984 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
3986 #if !defined(MULTIPLICITY)
3988 # include "intrpvar.h"
3989 # include "thrdvar.h"
3994 /* Now all the config stuff is setup we can include embed.h */
3998 #ifndef PERL_GLOBAL_STRUCT
4001 # include "perlvars.h"
4014 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {a,b,c,d,e,f,g}
4016 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var
4021 MEMBER_TO_FPTR(Perl_magic_get),
4022 MEMBER_TO_FPTR(Perl_magic_set),
4023 MEMBER_TO_FPTR(Perl_magic_len),
4033 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4035 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4044 MEMBER_TO_FPTR(Perl_magic_setenv),
4046 MEMBER_TO_FPTR(Perl_magic_clearenv),
4066 NULL, NULL, NULL, NULL, NULL, NULL, NULL
4072 MEMBER_TO_FPTR(Perl_magic_getsig),
4073 MEMBER_TO_FPTR(Perl_magic_setsig),
4075 MEMBER_TO_FPTR(Perl_magic_clearsig),
4086 MEMBER_TO_FPTR(Perl_magic_sizepack),
4087 MEMBER_TO_FPTR(Perl_magic_wipepack),
4095 MEMBER_TO_FPTR(Perl_magic_getpack),
4096 MEMBER_TO_FPTR(Perl_magic_setpack),
4098 MEMBER_TO_FPTR(Perl_magic_clearpack),
4107 MEMBER_TO_FPTR(Perl_magic_setdbline),
4118 MEMBER_TO_FPTR(Perl_magic_setisa),
4120 MEMBER_TO_FPTR(Perl_magic_setisa),
4129 MEMBER_TO_FPTR(Perl_magic_setisa),
4139 MEMBER_TO_FPTR(Perl_magic_getarylen),
4140 MEMBER_TO_FPTR(Perl_magic_setarylen),
4150 MEMBER_TO_FPTR(Perl_magic_getglob),
4151 MEMBER_TO_FPTR(Perl_magic_setglob),
4162 MEMBER_TO_FPTR(Perl_magic_setmglob),
4172 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4173 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4183 MEMBER_TO_FPTR(Perl_magic_gettaint),
4184 MEMBER_TO_FPTR(Perl_magic_settaint),
4194 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4195 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4205 MEMBER_TO_FPTR(Perl_magic_getvec),
4206 MEMBER_TO_FPTR(Perl_magic_setvec),
4216 MEMBER_TO_FPTR(Perl_magic_getpos),
4217 MEMBER_TO_FPTR(Perl_magic_setpos),
4228 MEMBER_TO_FPTR(Perl_magic_setbm),
4239 MEMBER_TO_FPTR(Perl_magic_setfm),
4249 MEMBER_TO_FPTR(Perl_magic_getuvar),
4250 MEMBER_TO_FPTR(Perl_magic_setuvar),
4260 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4261 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4272 MEMBER_TO_FPTR(Perl_magic_setregexp),
4275 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4284 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4293 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4294 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4305 MEMBER_TO_FPTR(Perl_magic_setamagic),
4308 MEMBER_TO_FPTR(Perl_magic_setamagic),
4316 MEMBER_TO_FPTR(Perl_magic_setamagic),
4319 MEMBER_TO_FPTR(Perl_magic_setamagic),
4330 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4341 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4349 MEMBER_TO_FPTR(Perl_magic_setutf8),
4356 #ifdef USE_LOCALE_COLLATE
4360 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4371 fallback_amg, abs_amg,
4372 bool__amg, nomethod_amg,
4373 string_amg, numer_amg,
4374 add_amg, add_ass_amg,
4375 subtr_amg, subtr_ass_amg,
4376 mult_amg, mult_ass_amg,
4377 div_amg, div_ass_amg,
4378 modulo_amg, modulo_ass_amg,
4379 pow_amg, pow_ass_amg,
4380 lshift_amg, lshift_ass_amg,
4381 rshift_amg, rshift_ass_amg,
4382 band_amg, band_ass_amg,
4383 bor_amg, bor_ass_amg,
4384 bxor_amg, bxor_ass_amg,
4397 repeat_amg, repeat_ass_amg,
4398 concat_amg, concat_ass_amg,
4400 to_sv_amg, to_av_amg,
4401 to_hv_amg, to_gv_amg,
4402 to_cv_amg, iter_amg,
4403 int_amg, DESTROY_amg,
4405 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4408 #define NofAMmeth max_amg_code
4409 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4412 EXTCONST char * const PL_AMG_names[NofAMmeth] = {
4413 /* Names kept in the symbol table. fallback => "()", the rest has
4414 "(" prepended. The only other place in perl which knows about
4415 this convention is AMG_id2name (used for debugging output and
4416 'nomethod' only), the only other place which has it hardwired is
4418 "()", "(abs", /* "fallback" should be the first. */
4419 "(bool", "(nomethod",
4453 EXTCONST char * PL_AMG_names[NofAMmeth];
4454 #endif /* def INITAMAGIC */
4462 CV* table[NofAMmeth];
4465 struct am_table_short {
4470 typedef struct am_table AMT;
4471 typedef struct am_table_short AMTS;
4473 #define AMGfallNEVER 1
4475 #define AMGfallYES 3
4477 #define AMTf_AMAGIC 1
4478 #define AMTf_OVERLOADED 2
4479 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4480 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4481 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4482 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4483 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4484 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4486 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4489 * some compilers like to redefine cos et alia as faster
4490 * (and less accurate?) versions called F_cos et cetera (Quidquid
4491 * latine dictum sit, altum viditur.) This trick collides with
4492 * the Perl overloading (amg). The following #defines fool both.
4497 # define F_atan2_amg atan2_amg
4500 # define F_cos_amg cos_amg
4503 # define F_exp_amg exp_amg
4506 # define F_log_amg log_amg
4509 # define F_pow_amg pow_amg
4512 # define F_sin_amg sin_amg
4515 # define F_sqrt_amg sqrt_amg
4517 #endif /* _FASTMATH */
4519 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4520 PERLDBf_NOOPT | PERLDBf_INTER | \
4521 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4522 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4523 /* No _NONAME, _GOTO, _ASSERTION */
4524 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4525 #define PERLDBf_LINE 0x02 /* Keep line # */
4526 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4527 #define PERLDBf_INTER 0x08 /* Preserve more data for
4528 later inspections */
4529 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4530 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4531 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4532 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4533 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4534 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4535 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4537 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4538 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4539 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4540 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4541 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4542 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4543 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4544 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4545 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4546 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4547 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4549 #ifdef USE_LOCALE_NUMERIC
4551 #define SET_NUMERIC_STANDARD() \
4552 set_numeric_standard();
4554 #define SET_NUMERIC_LOCAL() \
4555 set_numeric_local();
4557 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
4558 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4561 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4563 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4564 bool was_local = PL_numeric_local && IN_LOCALE; \
4565 if (was_local) SET_NUMERIC_STANDARD();
4567 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4568 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4569 if (was_standard) SET_NUMERIC_LOCAL();
4571 #define RESTORE_NUMERIC_LOCAL() \
4572 if (was_local) SET_NUMERIC_LOCAL();
4574 #define RESTORE_NUMERIC_STANDARD() \
4575 if (was_standard) SET_NUMERIC_STANDARD();
4577 #define Atof my_atof
4579 #else /* !USE_LOCALE_NUMERIC */
4581 #define SET_NUMERIC_STANDARD() /**/
4582 #define SET_NUMERIC_LOCAL() /**/
4583 #define IS_NUMERIC_RADIX(a, b) (0)
4584 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4585 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
4586 #define RESTORE_NUMERIC_LOCAL() /**/
4587 #define RESTORE_NUMERIC_STANDARD() /**/
4588 #define Atof my_atof
4589 #define IN_LOCALE_RUNTIME 0
4591 #endif /* !USE_LOCALE_NUMERIC */
4593 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4595 # define strtoll __strtoll /* secret handshake */
4598 # define strtoll _strtoi64 /* secret handshake */
4600 # if !defined(Strtol) && defined(HAS_STRTOLL)
4601 # define Strtol strtoll
4603 # if !defined(Strtol) && defined(HAS_STRTOQ)
4604 # define Strtol strtoq
4606 /* is there atoq() anywhere? */
4608 #if !defined(Strtol) && defined(HAS_STRTOL)
4609 # define Strtol strtol
4612 /* It would be more fashionable to use Strtol() to define atol()
4613 * (as is done for Atoul(), see below) but for backward compatibility
4614 * we just assume atol(). */
4615 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
4617 # define atoll _atoi64 /* secret handshake */
4625 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4627 # define strtoull __strtoull /* secret handshake */
4630 # define strtoull _strtoui64 /* secret handshake */
4632 # if !defined(Strtoul) && defined(HAS_STRTOULL)
4633 # define Strtoul strtoull
4635 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
4636 # define Strtoul strtouq
4638 /* is there atouq() anywhere? */
4640 #if !defined(Strtoul) && defined(HAS_STRTOUL)
4641 # define Strtoul strtoul
4643 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
4644 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
4647 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
4651 /* if these never got defined, they need defaults */
4652 #ifndef PERL_SET_CONTEXT
4653 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
4656 #ifndef PERL_GET_CONTEXT
4657 # define PERL_GET_CONTEXT PERL_GET_INTERP
4660 #ifndef PERL_GET_THX
4661 # define PERL_GET_THX ((void*)NULL)
4664 #ifndef PERL_SET_THX
4665 # define PERL_SET_THX(t) NOOP
4668 #ifndef PERL_SCRIPT_MODE
4669 #define PERL_SCRIPT_MODE "r"
4673 * Some operating systems are stingy with stack allocation,
4674 * so perl may have to guard against stack overflow.
4676 #ifndef PERL_STACK_OVERFLOW_CHECK
4677 #define PERL_STACK_OVERFLOW_CHECK() NOOP
4681 * Some nonpreemptive operating systems find it convenient to
4682 * check for asynchronous conditions after each op execution.
4683 * Keep this check simple, or it may slow down execution
4688 # ifndef PERL_ASYNC_CHECK
4689 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
4693 #ifndef PERL_ASYNC_CHECK
4694 # define PERL_ASYNC_CHECK() NOOP
4698 * On some operating systems, a memory allocation may succeed,
4699 * but put the process too close to the system's comfort limit.
4700 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
4703 #ifndef PERL_ALLOC_CHECK
4704 #define PERL_ALLOC_CHECK(p) NOOP
4708 * nice_chunk and nice_chunk size need to be set
4709 * and queried under the protection of sv_mutex
4711 #define offer_nice_chunk(chunk, chunk_size) STMT_START { \
4713 U32 new_chunk_size; \
4715 new_chunk = (void *)(chunk); \
4716 new_chunk_size = (chunk_size); \
4717 if (new_chunk_size > PL_nice_chunk_size) { \
4718 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
4719 PL_nice_chunk = (char *) new_chunk; \
4720 PL_nice_chunk_size = new_chunk_size; \
4728 # include <sys/ipc.h>
4729 # include <sys/sem.h>
4730 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
4733 struct semid_ds *buf;
4734 unsigned short *array;
4737 # ifdef USE_SEMCTL_SEMUN
4738 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
4739 union gccbug_semun {
4741 struct semid_ds *buf;
4742 unsigned short *array;
4745 # define semun gccbug_semun
4747 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
4749 # ifdef USE_SEMCTL_SEMID_DS
4750 # ifdef EXTRA_F_IN_SEMUN_BUF
4751 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
4753 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
4760 * Boilerplate macros for initializing and accessing interpreter-local
4761 * data from C. All statics in extensions should be reworked to use
4762 * this, if you want to make the extension thread-safe. See ext/re/re.xs
4763 * for an example of the use of these macros, and perlxs.pod for more.
4765 * Code that uses these macros is responsible for the following:
4766 * 1. #define MY_CXT_KEY to a unique string, e.g.
4767 * "DynaLoader::_guts" XS_VERSION
4768 * 2. Declare a typedef named my_cxt_t that is a structure that contains
4769 * all the data that needs to be interpreter-local.
4770 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
4771 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
4772 * (typically put in the BOOT: section).
4773 * 5. Use the members of the my_cxt_t structure everywhere as
4775 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
4779 #if defined(PERL_IMPLICIT_CONTEXT)
4781 /* This must appear in all extensions that define a my_cxt_t structure,
4782 * right after the definition (i.e. at file scope). The non-threads
4783 * case below uses it to declare the data as static. */
4784 #define START_MY_CXT
4786 /* Fetches the SV that keeps the per-interpreter data. */
4787 #define dMY_CXT_SV \
4788 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
4789 sizeof(MY_CXT_KEY)-1, TRUE)
4791 /* This declaration should be used within all functions that use the
4792 * interpreter-local data. */
4795 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
4797 /* Creates and zeroes the per-interpreter data.
4798 * (We allocate my_cxtp in a Perl SV so that it will be released when
4799 * the interpreter goes away.) */
4800 #define MY_CXT_INIT \
4802 /* newSV() allocates one more than needed */ \
4803 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4804 Zero(my_cxtp, 1, my_cxt_t); \
4805 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4807 /* Clones the per-interpreter data. */
4808 #define MY_CXT_CLONE \
4810 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4811 Copy(INT2PTR(my_cxt_t*, SvUV(my_cxt_sv)), my_cxtp, 1, my_cxt_t);\
4812 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4814 /* This macro must be used to access members of the my_cxt_t structure.
4815 * e.g. MYCXT.some_data */
4816 #define MY_CXT (*my_cxtp)
4818 /* Judicious use of these macros can reduce the number of times dMY_CXT
4819 * is used. Use is similar to pTHX, aTHX etc. */
4820 #define pMY_CXT my_cxt_t *my_cxtp
4821 #define pMY_CXT_ pMY_CXT,
4822 #define _pMY_CXT ,pMY_CXT
4823 #define aMY_CXT my_cxtp
4824 #define aMY_CXT_ aMY_CXT,
4825 #define _aMY_CXT ,aMY_CXT
4827 #else /* USE_ITHREADS */
4829 #define START_MY_CXT static my_cxt_t my_cxt;
4830 #define dMY_CXT_SV dNOOP
4831 #define dMY_CXT dNOOP
4832 #define MY_CXT_INIT NOOP
4833 #define MY_CXT_CLONE NOOP
4834 #define MY_CXT my_cxt
4836 #define pMY_CXT void
4843 #endif /* !defined(USE_ITHREADS) */
4854 # include <sys/file.h>
4857 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
4858 int flock(int fd, int op);
4862 /* Assume UNIX defaults */
4863 # define O_RDONLY 0000
4864 # define O_WRONLY 0001
4865 # define O_RDWR 0002
4866 # define O_CREAT 0100
4877 #if O_TEXT != O_BINARY
4878 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
4879 * that is, you are somehow DOSish. */
4880 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
4881 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
4882 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
4883 /* VOS has O_TEXT != O_BINARY, and they have effect,
4884 * but VOS always uses LF, never CRLF. */
4885 /* If you have O_TEXT different from your O_BINARY but you still are
4886 * not a CRLF shop. */
4887 # undef PERLIO_USING_CRLF
4889 /* If you really are DOSish. */
4890 # define PERLIO_USING_CRLF 1
4896 #ifdef I_SYS_STATVFS
4897 # if defined(PERL_SCO) && !defined(_SVID3)
4900 # include <sys/statvfs.h> /* for f?statvfs() */
4903 # include <sys/mount.h> /* for *BSD f?statfs() */
4906 # include <mntent.h> /* for getmntent() */
4909 # include <sys/statfs.h> /* for some statfs() */
4913 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4915 # include <sys/vfs.h> /* for some statfs() */
4921 # include <ustat.h> /* for ustat() */
4924 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4925 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
4927 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4928 # define PERL_MOUNT_NOSUID MNT_NOSUID
4930 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4931 # define PERL_MOUNT_NOSUID MS_NOSUID
4933 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4934 # define PERL_MOUNT_NOSUID M_NOSUID
4937 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
4938 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
4940 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
4941 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
4943 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
4944 # define PERL_MOUNT_NOEXEC MS_NOEXEC
4946 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
4947 # define PERL_MOUNT_NOEXEC M_NOEXEC
4950 #endif /* IAMSUID */
4953 # include <libutil.h> /* setproctitle() in some FreeBSDs */
4956 #ifndef EXEC_ARGV_CAST
4957 #define EXEC_ARGV_CAST(x) x
4960 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4961 int). value returned in pointed-
4963 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4964 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4965 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
4966 #define IS_NUMBER_INFINITY 0x10 /* this is big */
4967 #define IS_NUMBER_NAN 0x20 /* this is not */
4969 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4972 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
4973 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
4974 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
4976 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4978 /* to let user control profiling */
4979 #ifdef PERL_GPROF_CONTROL
4980 extern void moncontrol(int);
4981 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4983 #define PERL_GPROF_MONCONTROL(x)
4990 /* ISO 6429 NEL - C1 control NExt Line */
4991 /* See http://www.unicode.org/unicode/reports/tr13/ */
4992 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4993 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4994 # define NEXT_LINE_CHAR 0x15
4996 # define NEXT_LINE_CHAR 0x25
4999 # define NEXT_LINE_CHAR 0x85
5002 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5003 #define UNICODE_LINE_SEPA_0 0xE2
5004 #define UNICODE_LINE_SEPA_1 0x80
5005 #define UNICODE_LINE_SEPA_2 0xA8
5006 #define UNICODE_PARA_SEPA_0 0xE2
5007 #define UNICODE_PARA_SEPA_1 0x80
5008 #define UNICODE_PARA_SEPA_2 0xA9
5010 #ifndef PIPESOCK_MODE
5011 # define PIPESOCK_MODE
5014 #ifndef SOCKET_OPEN_MODE
5015 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5018 #ifndef PIPE_OPEN_MODE
5019 # define PIPE_OPEN_MODE PIPESOCK_MODE
5022 #define PERL_MAGIC_UTF8_CACHESIZE 2
5024 #define PERL_UNICODE_STDIN_FLAG 0x0001
5025 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5026 #define PERL_UNICODE_STDERR_FLAG 0x0004
5027 #define PERL_UNICODE_IN_FLAG 0x0008
5028 #define PERL_UNICODE_OUT_FLAG 0x0010
5029 #define PERL_UNICODE_ARGV_FLAG 0x0020
5030 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5031 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5033 #define PERL_UNICODE_STD_FLAG \
5034 (PERL_UNICODE_STDIN_FLAG | \
5035 PERL_UNICODE_STDOUT_FLAG | \
5036 PERL_UNICODE_STDERR_FLAG)
5038 #define PERL_UNICODE_INOUT_FLAG \
5039 (PERL_UNICODE_IN_FLAG | \
5040 PERL_UNICODE_OUT_FLAG)
5042 #define PERL_UNICODE_DEFAULT_FLAGS \
5043 (PERL_UNICODE_STD_FLAG | \
5044 PERL_UNICODE_INOUT_FLAG | \
5045 PERL_UNICODE_LOCALE_FLAG)
5047 #define PERL_UNICODE_ALL_FLAGS 0x00ff
5049 #define PERL_UNICODE_STDIN 'I'
5050 #define PERL_UNICODE_STDOUT 'O'
5051 #define PERL_UNICODE_STDERR 'E'
5052 #define PERL_UNICODE_STD 'S'
5053 #define PERL_UNICODE_IN 'i'
5054 #define PERL_UNICODE_OUT 'o'
5055 #define PERL_UNICODE_INOUT 'D'
5056 #define PERL_UNICODE_ARGV 'A'
5057 #define PERL_UNICODE_LOCALE 'L'
5058 #define PERL_UNICODE_WIDESYSCALLS 'W'
5060 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5062 /* From sigaction(2) (FreeBSD man page):
5063 * | Signal routines normally execute with the signal that
5064 * | caused their invocation blocked, but other signals may
5066 * Emulation of this behavior (from within Perl) is enabled
5067 * by defining PERL_BLOCK_SIGNALS.
5069 #define PERL_BLOCK_SIGNALS
5071 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5072 # define PERL_BLOCKSIG_ADD(set,sig) \
5073 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5074 # define PERL_BLOCKSIG_BLOCK(set) \
5075 sigprocmask(SIG_BLOCK, &(set), NULL)
5076 # define PERL_BLOCKSIG_UNBLOCK(set) \
5077 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5078 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5080 /* How about the old style of sigblock()? */
5082 #ifndef PERL_BLOCKSIG_ADD
5083 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5085 #ifndef PERL_BLOCKSIG_BLOCK
5086 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5088 #ifndef PERL_BLOCKSIG_UNBLOCK
5089 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5092 /* Use instead of abs() since abs() forces its argument to be an int,
5093 * but also beware since this evaluates its argument twice, so no x++. */
5094 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5096 #if defined(__DECC) && defined(__osf__)
5097 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5100 /* and finally... */
5101 #define PERL_PATCHLEVEL_H_IMPLICIT
5102 #include "patchlevel.h"
5103 #undef PERL_PATCHLEVEL_H_IMPLICIT
5145 so that Configure picks them up. */
5147 #endif /* Include guard */