3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
37 # ifndef USE_CROSS_COMPILE
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
47 /* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
51 #ifdef PERL_IMPLICIT_SYS
52 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
55 # ifndef PL_OP_SLAB_ALLOC
56 # define PL_OP_SLAB_ALLOC
61 # if !defined(MULTIPLICITY)
66 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
67 # ifndef PERL_GLOBAL_STRUCT
68 # define PERL_GLOBAL_STRUCT
72 #ifdef PERL_GLOBAL_STRUCT
79 # ifndef PERL_IMPLICIT_CONTEXT
80 # define PERL_IMPLICIT_CONTEXT
84 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
90 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
97 # include "symbian/symbian_proto.h"
100 /* Any stack-challenged places. The limit varies (and often
101 * is configurable), but using more than a kilobyte of stack
102 * is usually dubious in these systems. */
103 #if defined(EPOC) || defined(__SYMBIAN32__)
104 /* EPOC/Symbian: need to work around the SDK features. *
105 * On WINS: MS VC5 generates calls to _chkstk, *
106 * if a "large" stack frame is allocated. *
107 * gcc on MARM does not generate calls like these. */
108 # define USE_HEAP_INSTEAD_OF_STACK
111 #/* Use the reentrant APIs like localtime_r and getpwent_r */
112 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
113 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
114 # define USE_REENTRANT_API
117 /* <--- here ends the logic shared by perl.h and makedef.pl */
120 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
121 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
122 * __bsdi__ for BSD/OS
124 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
130 #ifdef PERL_GLOBAL_STRUCT
131 # ifndef PERL_GET_VARS
132 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
133 extern struct perl_vars* Perl_GetVarsPrivate();
134 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
135 # ifndef PERLIO_FUNCS_CONST
136 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
139 # define PERL_GET_VARS() PL_VarsPtr
144 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
146 #ifdef PERL_GLOBAL_STRUCT
147 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
152 #ifdef PERL_IMPLICIT_CONTEXT
153 # ifndef MULTIPLICITY
154 # define MULTIPLICITY
156 # define tTHX PerlInterpreter*
157 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
158 # define aTHX my_perl
159 # ifdef PERL_GLOBAL_STRUCT
160 # define dTHXa(a) dVAR; pTHX = (tTHX)a
162 # define dTHXa(a) pTHX = (tTHX)a
164 # ifdef PERL_GLOBAL_STRUCT
165 # define dTHX dVAR; pTHX = PERL_GET_THX
167 # define dTHX pTHX = PERL_GET_THX
180 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
181 # define PERL_TRACK_MEMPOOL
184 # undef PERL_TRACK_MEMPOOL
187 #define STATIC static
188 #define CPERLscope(x) x
189 #define CPERLarg void
192 #define PERL_OBJECT_THIS
193 #define _PERL_OBJECT_THIS
194 #define PERL_OBJECT_THIS_
195 #define CALL_FPTR(fptr) (*fptr)
197 #define CALLRUNOPS CALL_FPTR(PL_runops)
199 #define CALLREGCOMP(exp, xend, pm) Perl_pregcomp(aTHX_ exp,xend,pm)
201 #define CALLREGCOMP_ENG(prog, exp, xend, pm) \
202 CALL_FPTR(((prog)->comp))(aTHX_ exp, xend, pm)
203 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
204 CALL_FPTR((prog)->engine->exec)(aTHX_ (prog),(stringarg),(strend), \
205 (strbeg),(minend),(screamer),(data),(flags))
206 #define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
207 CALL_FPTR((prog)->engine->intuit)(aTHX_ (prog), (sv), (strpos), \
208 (strend),(flags),(data))
209 #define CALLREG_INTUIT_STRING(prog) \
210 CALL_FPTR((prog)->engine->checkstr)(aTHX_ (prog))
211 #define CALLREGFREE(prog) \
212 if(prog) CALL_FPTR((prog)->engine->free)(aTHX_ (prog))
213 #if defined(USE_ITHREADS)
214 #define CALLREGDUPE(prog,param) \
215 (prog ? CALL_FPTR((prog)->engine->dupe)(aTHX_ (prog),(param)) \
220 * Because of backward compatibility reasons the PERL_UNUSED_DECL
221 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
223 * Note that there are C compilers such as MetroWerks CodeWarrior
224 * which do not have an "inlined" way (like the gcc __attribute__) of
225 * marking unused variables (they need e.g. a #pragma) and therefore
226 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
227 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
231 #if defined(__SYMBIAN32__) && defined(__GNUC__)
233 # define PERL_UNUSED_DECL
235 # define PERL_UNUSED_DECL __attribute__((unused))
239 #ifndef PERL_UNUSED_DECL
240 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
241 # define PERL_UNUSED_DECL __attribute__unused__
243 # define PERL_UNUSED_DECL
248 * for silencing unused variables that are actually used most of the time,
249 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
251 #ifndef PERL_UNUSED_ARG
252 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
254 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
256 # define PERL_UNUSED_ARG(x) ((void)x)
259 #ifndef PERL_UNUSED_VAR
260 # define PERL_UNUSED_VAR(x) ((void)x)
264 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
266 # define PERL_UNUSED_CONTEXT
269 #define NOOP /*EMPTY*/(void)0
270 #if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
271 #define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
273 #define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
277 /* Don't bother defining tTHX and sTHX; using them outside
278 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
284 # define dTHXa(a) dNOOP
301 /* these are only defined for compatibility; should not be used internally */
302 #if !defined(pTHXo) && !defined(PERL_CORE)
304 # define pTHXo_ pTHX_
306 # define aTHXo_ aTHX_
308 # define dTHXoa(x) dTHXa(x)
312 # define pTHXx register PerlInterpreter *my_perl
313 # define pTHXx_ pTHXx,
314 # define aTHXx my_perl
315 # define aTHXx_ aTHXx,
319 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
320 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
321 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
322 #ifdef PERL_IMPLICIT_SYS
323 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
324 # define dTHXs dVAR; dTHX
329 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
336 #undef START_EXTERN_C
340 # define START_EXTERN_C extern "C" {
341 # define END_EXTERN_C }
342 # define EXTERN_C extern "C"
344 # define START_EXTERN_C
345 # define END_EXTERN_C
346 # define EXTERN_C extern
349 /* Some platforms require marking function declarations
350 * for them to be exportable. Used in perlio.h, proto.h
351 * is handled either by the makedef.pl or by defining the
352 * PERL_CALLCONV to be something special. See also the
353 * definition of XS() in XSUB.h. */
354 #ifndef PERL_EXPORT_C
356 # define PERL_EXPORT_C extern "C"
358 # define PERL_EXPORT_C extern
361 #ifndef PERL_XS_EXPORT_C
363 # define PERL_XS_EXPORT_C extern "C"
365 # define PERL_XS_EXPORT_C
369 #ifdef OP_IN_REGISTER
371 # define stringify_immed(s) #s
372 # define stringify(s) stringify_immed(s)
373 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
377 /* gcc (-ansi) -pedantic doesn't allow gcc brace groups,
378 * g++ allows them but seems to have problems with them
379 * (insane errors ensue). */
380 #if defined(PERL_GCC_PEDANTIC) || (defined(__GNUC__) && defined(__cplusplus))
381 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
382 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
386 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
387 # ifndef PERL_USE_GCC_BRACE_GROUPS
388 # define PERL_USE_GCC_BRACE_GROUPS
393 * STMT_START { statements; } STMT_END;
394 * can be used as a single statement, as in
395 * if (x) STMT_START { ... } STMT_END; else ...
397 * Trying to select a version that gives no warnings...
399 #if !(defined(STMT_START) && defined(STMT_END))
400 # ifdef PERL_USE_GCC_BRACE_GROUPS
401 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
404 /* Now which other defined()s do we need here ??? */
405 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
406 # define STMT_START if (1)
407 # define STMT_END else (void)0
409 # define STMT_START do
410 # define STMT_END while (0)
415 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
416 #define WITH_THR(s) WITH_THX(s)
418 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
419 # define BYTEORDER 0x1234
422 /* Overall memory policy? */
427 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
434 * The following contortions are brought to you on behalf of all the
435 * standards, semi-standards, de facto standards, not-so-de-facto standards
436 * of the world, as well as all the other botches anyone ever thought of.
437 * The basic theory is that if we work hard enough here, the rest of the
438 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
441 /* define this once if either system, instead of cluttering up the src */
442 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
446 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
447 # define STANDARD_C 1
450 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
451 # define DONT_DECLARE_STD 1
454 #if defined(HASVOLATILE) || defined(STANDARD_C)
456 # define VOL /* to temporarily suppress warnings */
458 # define VOL volatile
464 #define TAINT (PL_tainted = TRUE)
465 #define TAINT_NOT (PL_tainted = FALSE)
466 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
467 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
468 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
470 /* XXX All process group stuff is handled in pp_sys.c. Should these
471 defines move there? If so, I could simplify this a lot. --AD 9/96.
473 /* Process group stuff changed from traditional BSD to POSIX.
474 perlfunc.pod documents the traditional BSD-style syntax, so we'll
475 try to preserve that, if possible.
478 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
480 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
481 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
483 # ifdef HAS_SETPGRP2 /* DG/UX */
484 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
488 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
489 # define HAS_SETPGRP /* Well, effectively it does . . . */
492 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
493 our life easier :-) so we'll try it.
496 # define BSD_GETPGRP(pid) getpgid((pid))
498 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
499 # define BSD_GETPGRP(pid) getpgrp((pid))
501 # ifdef HAS_GETPGRP2 /* DG/UX */
502 # define BSD_GETPGRP(pid) getpgrp2((pid))
506 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
507 # define HAS_GETPGRP /* Well, effectively it does . . . */
510 /* These are not exact synonyms, since setpgrp() and getpgrp() may
511 have different behaviors, but perl.h used to define USE_BSDPGRP
512 (prior to 5.003_05) so some extension might depend on it.
514 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
520 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
521 pthread.h must be included before all other header files.
523 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
524 # include <pthread.h>
527 #ifndef _TYPES_ /* If types.h defines this it's easy. */
528 # ifndef major /* Does everyone's types.h define this? */
529 # include <sys/types.h>
543 # include <varargs.h>
547 #ifdef USE_NEXT_CTYPE
549 #if NX_CURRENT_COMPILER_RELEASE >= 500
550 # include <bsd/ctypes.h>
552 # if NX_CURRENT_COMPILER_RELEASE >= 400
553 # include <objc/NXCType.h>
554 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
555 # include <appkit/NXCType.h>
556 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
557 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
559 #else /* !USE_NEXT_CTYPE */
561 #endif /* USE_NEXT_CTYPE */
563 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
575 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
577 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
578 && defined(HAS_STRXFRM)
579 # define USE_LOCALE_COLLATE
581 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
582 # define USE_LOCALE_CTYPE
584 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
585 # define USE_LOCALE_NUMERIC
587 #endif /* !NO_LOCALE && HAS_SETLOCALE */
592 # ifdef PARAM_NEEDS_TYPES
593 # include <sys/types.h>
595 # include <sys/param.h>
598 /* Use all the "standard" definitions? */
599 #if defined(STANDARD_C) && defined(I_STDLIB)
603 /* If this causes problems, set i_unistd=undef in the hint file. */
609 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
612 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
613 EXTERN_C int syscall(int, ...);
616 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
617 EXTERN_C int usleep(unsigned int);
620 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
626 /* macros for correct constant construction */
628 # define U16_CONST(x) ((U16)x##U)
630 # define U16_CONST(x) ((U16)x##UL)
634 # define U32_CONST(x) ((U32)x##U)
636 # define U32_CONST(x) ((U32)x##UL)
641 # define U64_CONST(x) ((U64)x##U)
643 # define U64_CONST(x) ((U64)x##UL)
644 # elif QUADKIND == QUAD_IS_LONG_LONG
645 # define U64_CONST(x) ((U64)x##ULL)
646 # else /* best guess we can make */
647 # define U64_CONST(x) ((U64)x##UL)
651 /* byte-swapping functions for big-/little-endian conversion */
652 # define _swab_16_(x) ((U16)( \
653 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
654 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
656 # define _swab_32_(x) ((U32)( \
657 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
658 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
659 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
660 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
663 # define _swab_64_(x) ((U64)( \
664 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
665 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
666 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
667 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
668 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
669 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
670 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
671 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
674 /*----------------------------------------------------------------------------*/
675 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
676 /*----------------------------------------------------------------------------*/
677 # define my_htole16(x) (x)
678 # define my_letoh16(x) (x)
679 # define my_htole32(x) (x)
680 # define my_letoh32(x) (x)
681 # define my_htobe16(x) _swab_16_(x)
682 # define my_betoh16(x) _swab_16_(x)
683 # define my_htobe32(x) _swab_32_(x)
684 # define my_betoh32(x) _swab_32_(x)
686 # define my_htole64(x) (x)
687 # define my_letoh64(x) (x)
688 # define my_htobe64(x) _swab_64_(x)
689 # define my_betoh64(x) _swab_64_(x)
691 # define my_htoles(x) (x)
692 # define my_letohs(x) (x)
693 # define my_htolei(x) (x)
694 # define my_letohi(x) (x)
695 # define my_htolel(x) (x)
696 # define my_letohl(x) (x)
698 # define my_htobes(x) (x)
699 # define my_betohs(x) (x)
700 # elif SHORTSIZE == 2
701 # define my_htobes(x) _swab_16_(x)
702 # define my_betohs(x) _swab_16_(x)
703 # elif SHORTSIZE == 4
704 # define my_htobes(x) _swab_32_(x)
705 # define my_betohs(x) _swab_32_(x)
706 # elif SHORTSIZE == 8
707 # define my_htobes(x) _swab_64_(x)
708 # define my_betohs(x) _swab_64_(x)
710 # define PERL_NEED_MY_HTOBES
711 # define PERL_NEED_MY_BETOHS
714 # define my_htobei(x) (x)
715 # define my_betohi(x) (x)
717 # define my_htobei(x) _swab_16_(x)
718 # define my_betohi(x) _swab_16_(x)
720 # define my_htobei(x) _swab_32_(x)
721 # define my_betohi(x) _swab_32_(x)
723 # define my_htobei(x) _swab_64_(x)
724 # define my_betohi(x) _swab_64_(x)
726 # define PERL_NEED_MY_HTOBEI
727 # define PERL_NEED_MY_BETOHI
730 # define my_htobel(x) (x)
731 # define my_betohl(x) (x)
733 # define my_htobel(x) _swab_16_(x)
734 # define my_betohl(x) _swab_16_(x)
736 # define my_htobel(x) _swab_32_(x)
737 # define my_betohl(x) _swab_32_(x)
739 # define my_htobel(x) _swab_64_(x)
740 # define my_betohl(x) _swab_64_(x)
742 # define PERL_NEED_MY_HTOBEL
743 # define PERL_NEED_MY_BETOHL
745 # define my_htolen(p,n) NOOP
746 # define my_letohn(p,n) NOOP
747 # define my_htoben(p,n) my_swabn(p,n)
748 # define my_betohn(p,n) my_swabn(p,n)
749 /*----------------------------------------------------------------------------*/
750 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
751 /*----------------------------------------------------------------------------*/
752 # define my_htobe16(x) (x)
753 # define my_betoh16(x) (x)
754 # define my_htobe32(x) (x)
755 # define my_betoh32(x) (x)
756 # define my_htole16(x) _swab_16_(x)
757 # define my_letoh16(x) _swab_16_(x)
758 # define my_htole32(x) _swab_32_(x)
759 # define my_letoh32(x) _swab_32_(x)
761 # define my_htobe64(x) (x)
762 # define my_betoh64(x) (x)
763 # define my_htole64(x) _swab_64_(x)
764 # define my_letoh64(x) _swab_64_(x)
766 # define my_htobes(x) (x)
767 # define my_betohs(x) (x)
768 # define my_htobei(x) (x)
769 # define my_betohi(x) (x)
770 # define my_htobel(x) (x)
771 # define my_betohl(x) (x)
773 # define my_htoles(x) (x)
774 # define my_letohs(x) (x)
775 # elif SHORTSIZE == 2
776 # define my_htoles(x) _swab_16_(x)
777 # define my_letohs(x) _swab_16_(x)
778 # elif SHORTSIZE == 4
779 # define my_htoles(x) _swab_32_(x)
780 # define my_letohs(x) _swab_32_(x)
781 # elif SHORTSIZE == 8
782 # define my_htoles(x) _swab_64_(x)
783 # define my_letohs(x) _swab_64_(x)
785 # define PERL_NEED_MY_HTOLES
786 # define PERL_NEED_MY_LETOHS
789 # define my_htolei(x) (x)
790 # define my_letohi(x) (x)
792 # define my_htolei(x) _swab_16_(x)
793 # define my_letohi(x) _swab_16_(x)
795 # define my_htolei(x) _swab_32_(x)
796 # define my_letohi(x) _swab_32_(x)
798 # define my_htolei(x) _swab_64_(x)
799 # define my_letohi(x) _swab_64_(x)
801 # define PERL_NEED_MY_HTOLEI
802 # define PERL_NEED_MY_LETOHI
805 # define my_htolel(x) (x)
806 # define my_letohl(x) (x)
808 # define my_htolel(x) _swab_16_(x)
809 # define my_letohl(x) _swab_16_(x)
811 # define my_htolel(x) _swab_32_(x)
812 # define my_letohl(x) _swab_32_(x)
814 # define my_htolel(x) _swab_64_(x)
815 # define my_letohl(x) _swab_64_(x)
817 # define PERL_NEED_MY_HTOLEL
818 # define PERL_NEED_MY_LETOHL
820 # define my_htolen(p,n) my_swabn(p,n)
821 # define my_letohn(p,n) my_swabn(p,n)
822 # define my_htoben(p,n) NOOP
823 # define my_betohn(p,n) NOOP
824 /*----------------------------------------------------------------------------*/
825 # else /* all other byte-orders */
826 /*----------------------------------------------------------------------------*/
827 # define PERL_NEED_MY_HTOLE16
828 # define PERL_NEED_MY_LETOH16
829 # define PERL_NEED_MY_HTOBE16
830 # define PERL_NEED_MY_BETOH16
831 # define PERL_NEED_MY_HTOLE32
832 # define PERL_NEED_MY_LETOH32
833 # define PERL_NEED_MY_HTOBE32
834 # define PERL_NEED_MY_BETOH32
836 # define PERL_NEED_MY_HTOLE64
837 # define PERL_NEED_MY_LETOH64
838 # define PERL_NEED_MY_HTOBE64
839 # define PERL_NEED_MY_BETOH64
841 # define PERL_NEED_MY_HTOLES
842 # define PERL_NEED_MY_LETOHS
843 # define PERL_NEED_MY_HTOBES
844 # define PERL_NEED_MY_BETOHS
845 # define PERL_NEED_MY_HTOLEI
846 # define PERL_NEED_MY_LETOHI
847 # define PERL_NEED_MY_HTOBEI
848 # define PERL_NEED_MY_BETOHI
849 # define PERL_NEED_MY_HTOLEL
850 # define PERL_NEED_MY_LETOHL
851 # define PERL_NEED_MY_HTOBEL
852 # define PERL_NEED_MY_BETOHL
853 /*----------------------------------------------------------------------------*/
854 # endif /* end of byte-order macros */
855 /*----------------------------------------------------------------------------*/
857 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
858 at least on FreeBSD. YMMV, so experiment. */
859 #ifndef PERL_ARENA_SIZE
860 #define PERL_ARENA_SIZE 4080
863 #endif /* PERL_CORE */
865 /* We no longer default to creating a new SV for GvSV.
866 Do this before embed. */
867 #ifndef PERL_CREATE_GVSV
868 # ifndef PERL_DONT_CREATE_GVSV
869 # define PERL_DONT_CREATE_GVSV
873 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
874 #define PERL_USES_PL_PIDSTATUS
877 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL)
878 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
881 /* Cannot include embed.h here on Win32 as win32.h has not
882 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
884 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
888 # define op_getmad(arg,pegop,slot) NOOP
892 #define MEM_SIZE Size_t
894 /* Round all values passed to malloc up, by default to a multiple of
897 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
898 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
901 #if defined(STANDARD_C) && defined(I_STDDEF)
903 # define STRUCT_OFFSET(s,m) offsetof(s,m)
905 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
908 #ifndef __SYMBIAN32__
909 # if defined(I_STRING) || defined(__cplusplus)
912 # include <strings.h>
916 /* This comes after <stdlib.h> so we don't try to change the standard
917 * library prototypes; we'll use our own in proto.h instead. */
920 # ifdef PERL_POLLUTE_MALLOC
921 # ifndef PERL_EXTMALLOC_DEF
922 # define Perl_malloc malloc
923 # define Perl_calloc calloc
924 # define Perl_realloc realloc
925 # define Perl_mfree free
928 # define EMBEDMYMALLOC /* for compatibility */
931 # define safemalloc Perl_malloc
932 # define safecalloc Perl_calloc
933 # define saferealloc Perl_realloc
934 # define safefree Perl_mfree
935 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
936 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
939 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
940 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
941 # define panic_write2(s) write(2, s, strlen(s))
942 # define CHECK_MALLOC_TAINT(newval) \
943 CHECK_MALLOC_TOO_LATE_FOR_( \
945 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
947 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
948 if (doing_taint(argc,argv,env)) { \
949 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
952 # define safemalloc safesysmalloc
953 # define safecalloc safesyscalloc
954 # define saferealloc safesysrealloc
955 # define safefree safesysfree
956 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
957 # define CHECK_MALLOC_TAINT(newval) ((void)0)
958 # define MALLOC_CHECK_TAINT(argc,argv,env)
959 #endif /* MYMALLOC */
961 #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)
962 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
963 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
964 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
966 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
968 #define strrchr rindex
976 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
978 extern char * memcpy (char*, char*, int);
984 # define memcpy(d,s,l) bcopy(s,d,l)
986 # define memcpy(d,s,l) my_bcopy(s,d,l)
989 #endif /* HAS_MEMCPY */
992 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
994 extern char *memset (char*, int, int);
999 # define memset(d,c,l) my_memset(d,c,l)
1000 #endif /* HAS_MEMSET */
1002 #if !defined(HAS_MEMMOVE) && !defined(memmove)
1003 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
1004 # define memmove(d,s,l) bcopy(s,d,l)
1006 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
1007 # define memmove(d,s,l) memcpy(d,s,l)
1009 # define memmove(d,s,l) my_bcopy(s,d,l)
1014 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
1018 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
1019 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1021 extern int memcmp (char*, char*, int);
1025 # pragma function(memcmp)
1029 # define memcmp my_memcmp
1031 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
1035 # define memzero(d,l) memset(d,0,l)
1038 # define memzero(d,l) bzero(d,l)
1040 # define memzero(d,l) my_bzero(d,l)
1048 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1055 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1057 #endif /* !HAS_BCMP */
1060 # include <netinet/in.h>
1064 # include <arpa/inet.h>
1067 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1068 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1069 * (the neo-BSD seem to do this). */
1074 # include <sys/stat.h>
1077 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1078 like UTekV) are broken, sometimes giving false positives. Undefine
1079 them here and let the code below set them to proper values.
1081 The ghs macro stands for GreenHills Software C-1.8.5 which
1082 is the C compiler for sysV88 and the various derivatives.
1083 This header file bug is corrected in gcc-2.5.8 and later versions.
1084 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1086 #if defined(uts) || (defined(m88k) && defined(ghs))
1100 # ifdef I_SYS_TIME_KERNEL
1103 # include <sys/time.h>
1104 # ifdef I_SYS_TIME_KERNEL
1109 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1110 # include <sys/times.h>
1113 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1114 # undef HAS_STRERROR
1119 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1120 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1123 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1124 * This is important for using IPv6.
1125 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1126 * a bad idea since it breaks send() and recv(). */
1127 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1128 # define _SOCKADDR_LEN
1131 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
1132 # include <sys/socket.h>
1133 # if defined(USE_SOCKS) && defined(I_SOCKS)
1134 # if !defined(INCLUDE_PROTOTYPES)
1135 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1136 # define PERL_SOCKS_NEED_PROTOTYPES
1139 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1140 # undef INCLUDE_PROTOTYPES
1141 # undef PERL_SOCKS_NEED_PROTOTYPES
1152 # include <net/errno.h>
1157 /* sockatmark() is so new (2001) that many places might have it hidden
1158 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1159 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1160 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1161 # if defined(__THROW) && defined(__GLIBC__)
1162 int sockatmark(int) __THROW;
1164 int sockatmark(int);
1168 #if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED) /* Tru64 "cxx" (C++), see hints/dec_osf.sh for why the _XOPEN_SOURCE_EXTENDED cannot be defined. */
1169 EXTERN_C int fchdir(int);
1170 EXTERN_C int flock(int, int);
1171 EXTERN_C int fseeko(FILE *, off_t, int);
1172 EXTERN_C off_t ftello(FILE *);
1175 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1176 EXTERN_C char *crypt(const char *, const char *);
1177 EXTERN_C char **environ;
1181 # undef SETERRNO /* SOCKS might have defined this */
1185 # define SETERRNO(errcode,vmserrcode) \
1187 set_errno(errcode); \
1188 set_vaxc_errno(vmserrcode); \
1190 # define LIB_INVARG LIB$_INVARG
1191 # define RMS_DIR RMS$_DIR
1192 # define RMS_FAC RMS$_FAC
1193 # define RMS_FEX RMS$_FEX
1194 # define RMS_FNF RMS$_FNF
1195 # define RMS_IFI RMS$_IFI
1196 # define RMS_ISI RMS$_ISI
1197 # define RMS_PRV RMS$_PRV
1198 # define SS_ACCVIO SS$_ACCVIO
1199 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1200 # define SS_IVCHAN SS$_IVCHAN
1201 # define SS_NORMAL SS$_NORMAL
1203 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1204 # define LIB_INVARG 0
1212 # define SS_ACCVIO 0
1213 # define SS_DEVOFFLINE 0
1214 # define SS_IVCHAN 0
1215 # define SS_NORMAL 0
1218 #define ERRSV GvSV(PL_errgv)
1219 /* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */
1220 #define DEFSV GvSVn(PL_defgv)
1221 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1223 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1226 extern int errno; /* ANSI allows errno to be an lvalue expr.
1227 * For example in multithreaded environments
1228 * something like this might happen:
1229 * extern int *_errno(void);
1230 * #define errno (*_errno()) */
1235 char *strerror (int,...);
1237 #ifndef DONT_DECLARE_STD
1238 char *strerror (int);
1242 # define Strerror strerror
1245 # ifdef HAS_SYS_ERRLIST
1246 extern int sys_nerr;
1247 extern char *sys_errlist[];
1249 # define Strerror(e) \
1250 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1257 # include <sys/ioctl.h>
1261 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1262 # ifdef HAS_SOCKETPAIR
1263 # undef HAS_SOCKETPAIR
1270 #ifndef HAS_SOCKETPAIR
1272 # define socketpair Perl_my_socketpair
1277 # define htoni htons
1278 # define ntohi ntohs
1280 # define htoni htonl
1281 # define ntohi ntohl
1284 /* Configure already sets Direntry_t */
1285 #if defined(I_DIRENT)
1286 # include <dirent.h>
1287 /* NeXT needs dirent + sys/dir.h */
1288 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1289 # include <sys/dir.h>
1293 # include <sys/ndir.h>
1297 # include <ndir.h> /* may be wrong in the future */
1299 # include <sys/dir.h>
1312 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1314 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1319 * The following gobbledygook brought to you on behalf of __STDC__.
1320 * (I could just use #ifndef __STDC__, but this is more bulletproof
1321 * in the face of half-implementations.)
1324 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1325 #include <sys/mode.h>
1330 # define S_IFMT _S_IFMT
1332 # define S_IFMT 0170000
1337 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1341 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1346 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1348 # define S_ISBLK(m) (0)
1353 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1358 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1360 # define S_ISFIFO(m) (0)
1366 # define S_ISLNK(m) _S_ISLNK(m)
1369 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1372 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1374 # define S_ISLNK(m) (0)
1382 # define S_ISSOCK(m) _S_ISSOCK(m)
1385 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1388 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1390 # define S_ISSOCK(m) (0)
1398 # define S_IRUSR S_IREAD
1399 # define S_IWUSR S_IWRITE
1400 # define S_IXUSR S_IEXEC
1402 # define S_IRUSR 0400
1403 # define S_IWUSR 0200
1404 # define S_IXUSR 0100
1410 # define S_IRGRP (S_IRUSR>>3)
1411 # define S_IWGRP (S_IWUSR>>3)
1412 # define S_IXGRP (S_IXUSR>>3)
1414 # define S_IRGRP 0040
1415 # define S_IWGRP 0020
1416 # define S_IXGRP 0010
1422 # define S_IROTH (S_IRUSR>>6)
1423 # define S_IWOTH (S_IWUSR>>6)
1424 # define S_IXOTH (S_IXUSR>>6)
1426 # define S_IROTH 0040
1427 # define S_IWOTH 0020
1428 # define S_IXOTH 0010
1433 # define S_ISUID 04000
1437 # define S_ISGID 02000
1441 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1445 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1449 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1452 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1453 * which would get included through <sys/file.h >, but that is 3000
1454 * lines in the future. --jhi */
1456 #if !defined(S_IREAD) && !defined(__BEOS__)
1457 # define S_IREAD S_IRUSR
1460 #if !defined(S_IWRITE) && !defined(__BEOS__)
1461 # define S_IWRITE S_IWUSR
1465 # define S_IEXEC S_IXUSR
1472 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1473 # define SLOPPYDIVIDE
1480 #ifdef SPRINTF_E_BUG
1481 # define sprintf UTS_sprintf_wrap
1484 /* For the times when you want the return value of sprintf, and you want it
1485 to be the length. Can't have a thread variable passed in, because C89 has
1488 #ifdef SPRINTF_RETURNS_STRLEN
1489 # define my_sprintf sprintf
1491 # define my_sprintf Perl_my_sprintf
1495 * If we have v?snprintf() and the C99 variadic macros, we can just
1496 * use just the v?snprintf(). It is nice to try to trap the buffer
1497 * overflow, however, so if we are DEBUGGING, and we cannot use the
1498 * gcc brace groups, then use the function wrappers which try to trap
1499 * the overflow. If we can use the gcc brace groups, we can try that
1500 * even with the version that uses the C99 variadic macros.
1503 /* Note that we do not check against snprintf()/vsnprintf() returning
1504 * negative values because that is non-standard behaviour and we use
1505 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1506 * that should be true only if the snprintf()/vsnprintf() are true
1507 * to the standard. */
1509 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1510 # ifdef PERL_USE_GCC_BRACE_GROUPS
1511 # define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1512 # define PERL_MY_SNPRINTF_GUARDED
1514 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1517 # define my_snprintf Perl_my_snprintf
1518 # define PERL_MY_SNPRINTF_GUARDED
1521 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1522 # ifdef PERL_USE_GCC_BRACE_GROUPS
1523 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1524 # define PERL_MY_VSNPRINTF_GUARDED
1526 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1529 # define my_vsnprintf Perl_my_vsnprintf
1530 # define PERL_MY_VSNPRINTF_GUARDED
1534 # define my_strlcat strlcat
1536 # define my_strlcat Perl_my_strlcat
1540 # define my_strlcpy strlcpy
1542 # define my_strlcpy Perl_my_strlcpy
1545 /* Configure gets this right but the UTS compiler gets it wrong.
1546 -- Hal Morris <hom00@utsglobal.com> */
1549 # define UVTYPE unsigned
1553 The IV type is supposed to be long enough to hold any integral
1555 --Andy Dougherty August 1996
1561 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1562 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1563 # define IV_MAX INT64_MAX
1564 # define IV_MIN INT64_MIN
1565 # define UV_MAX UINT64_MAX
1567 # define UINT64_MIN 0
1569 # define UV_MIN UINT64_MIN
1571 # define IV_MAX PERL_QUAD_MAX
1572 # define IV_MIN PERL_QUAD_MIN
1573 # define UV_MAX PERL_UQUAD_MAX
1574 # define UV_MIN PERL_UQUAD_MIN
1579 # if defined(INT32_MAX) && IVSIZE == 4
1580 # define IV_MAX INT32_MAX
1581 # define IV_MIN INT32_MIN
1582 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1583 # define UV_MAX UINT32_MAX
1585 # define UV_MAX 4294967295U
1588 # define UINT32_MIN 0
1590 # define UV_MIN UINT32_MIN
1592 # define IV_MAX PERL_LONG_MAX
1593 # define IV_MIN PERL_LONG_MIN
1594 # define UV_MAX PERL_ULONG_MAX
1595 # define UV_MIN PERL_ULONG_MIN
1611 # undef PERL_NEED_MY_HTOLE64
1612 # undef PERL_NEED_MY_LETOH64
1613 # undef PERL_NEED_MY_HTOBE64
1614 # undef PERL_NEED_MY_BETOH64
1617 #if defined(uts) || defined(UTS)
1619 # define UV_MAX (4294967295u)
1622 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1623 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1625 #ifndef NO_PERL_PRESERVE_IVUV
1626 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1630 * The macros INT2PTR and NUM2PTR are (despite their names)
1631 * bi-directional: they will convert int/float to or from pointers.
1632 * However the conversion to int/float are named explicitly:
1633 * PTR2IV, PTR2UV, PTR2NV.
1635 * For int conversions we do not need two casts if pointers are
1636 * the same size as IV and UV. Otherwise we need an explicit
1637 * cast (PTRV) to avoid compiler warnings.
1639 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1641 # define INT2PTR(any,d) (any)(d)
1643 # if PTRSIZE == LONGSIZE
1644 # define PTRV unsigned long
1645 # define PTR2ul(p) (unsigned long)(p)
1647 # define PTRV unsigned
1652 # define INT2PTR(any,d) (any)(PTRV)(d)
1656 # define PTR2ul(p) INT2PTR(unsigned long,p)
1659 #define NUM2PTR(any,d) (any)(PTRV)(d)
1660 #define PTR2IV(p) INT2PTR(IV,p)
1661 #define PTR2UV(p) INT2PTR(UV,p)
1662 #define PTR2NV(p) NUM2PTR(NV,p)
1663 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1665 /* According to strict ANSI C89 one cannot freely cast between
1666 * data pointers and function (code) pointers. There are at least
1667 * two ways around this. One (used below) is to do two casts,
1668 * first the other pointer to an (unsigned) integer, and then
1669 * the integer to the other pointer. The other way would be
1670 * to use unions to "overlay" the pointers. For an example of
1671 * the latter technique, see union dirpu in struct xpvio in sv.h.
1672 * The only feasible use is probably temporarily storing
1673 * function pointers in a data pointer (such as a void pointer). */
1675 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1676 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1678 #ifdef USE_LONG_DOUBLE
1679 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1680 # define LONG_DOUBLE_EQUALS_DOUBLE
1682 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1683 # undef USE_LONG_DOUBLE /* Ouch! */
1688 /* Use an overridden DBL_DIG */
1692 # define DBL_DIG OVR_DBL_DIG
1694 /* The following is all to get DBL_DIG, in order to pick a nice
1695 default value for printing floating point numbers in Gconvert
1696 (see config.h). (It also has other uses, such as figuring out if
1697 a given precision of printing can be done with a double instead of
1698 a long double - Allen).
1707 #define DBL_DIG 15 /* A guess that works lots of places */
1714 #define DBL_DIG 15 /* A guess that works lots of places */
1718 /* Use an overridden LDBL_DIG */
1722 # define LDBL_DIG OVR_LDBL_DIG
1724 /* The following is all to get LDBL_DIG, in order to pick a nice
1725 default value for printing floating point numbers in Gconvert.
1729 # include <limits.h>
1734 # ifndef HAS_LDBL_DIG
1735 # if LONG_DOUBLESIZE == 10
1736 # define LDBL_DIG 18 /* assume IEEE */
1738 # if LONG_DOUBLESIZE == 12
1739 # define LDBL_DIG 18 /* gcc? */
1741 # if LONG_DOUBLESIZE == 16
1742 # define LDBL_DIG 33 /* assume IEEE */
1744 # if LONG_DOUBLESIZE == DOUBLESIZE
1745 # define LDBL_DIG DBL_DIG /* bummer */
1754 * This is for making sure we have a good DBL_MAX value, if possible,
1755 * either for usage as NV_MAX or for usage in figuring out if we can
1756 * fit a given long double into a double, if bug-fixing makes it
1757 * necessary to do so. - Allen <allens@cpan.org>
1761 # include <limits.h>
1765 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1766 # include <values.h>
1767 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1768 # define DBL_MAX MAXDOUBLE
1770 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1771 # define DBL_MIN MINDOUBLE
1774 #endif /* defined(I_VALUES) */
1779 # include <ieeefp.h>
1782 #ifdef USE_LONG_DOUBLE
1784 # include <sunmath.h>
1786 # define NV_DIG LDBL_DIG
1787 # ifdef LDBL_MANT_DIG
1788 # define NV_MANT_DIG LDBL_MANT_DIG
1791 # define NV_MIN LDBL_MIN
1794 # define NV_MAX LDBL_MAX
1796 # ifdef LDBL_MIN_10_EXP
1797 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1799 # ifdef LDBL_MAX_10_EXP
1800 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1802 # ifdef LDBL_EPSILON
1803 # define NV_EPSILON LDBL_EPSILON
1806 # define NV_MAX LDBL_MAX
1807 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1810 # define NV_MAX HUGE_VALL
1813 # define NV_MAX ((NV)HUGE_VAL)
1818 # define Perl_cos cosl
1819 # define Perl_sin sinl
1820 # define Perl_sqrt sqrtl
1821 # define Perl_exp expl
1822 # define Perl_log logl
1823 # define Perl_atan2 atan2l
1824 # define Perl_pow powl
1825 # define Perl_floor floorl
1826 # define Perl_ceil ceill
1827 # define Perl_fmod fmodl
1829 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1831 # define Perl_modf(x,y) modfl(x,y)
1832 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1833 prototype in <math.h> */
1834 # ifndef HAS_MODFL_PROTO
1835 EXTERN_C long double modfl(long double, long double *);
1838 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1839 extern long double Perl_my_modfl(long double x, long double *ip);
1840 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1844 # define Perl_frexp(x,y) frexpl(x,y)
1846 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1847 extern long double Perl_my_frexpl(long double x, int *e);
1848 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1853 # define Perl_isnan(x) isnanl(x)
1858 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1862 # define NV_DIG DBL_DIG
1863 # ifdef DBL_MANT_DIG
1864 # define NV_MANT_DIG DBL_MANT_DIG
1867 # define NV_MIN DBL_MIN
1870 # define NV_MAX DBL_MAX
1872 # ifdef DBL_MIN_10_EXP
1873 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1875 # ifdef DBL_MAX_10_EXP
1876 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1879 # define NV_EPSILON DBL_EPSILON
1881 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1882 # define NV_MAX DBL_MAX
1883 # define NV_MIN DBL_MIN
1886 # define NV_MAX HUGE_VAL
1889 # define Perl_cos cos
1890 # define Perl_sin sin
1891 # define Perl_sqrt sqrt
1892 # define Perl_exp exp
1893 # define Perl_log log
1894 # define Perl_atan2 atan2
1895 # define Perl_pow pow
1896 # define Perl_floor floor
1897 # define Perl_ceil ceil
1898 # define Perl_fmod fmod
1899 # define Perl_modf(x,y) modf(x,y)
1900 # define Perl_frexp(x,y) frexp(x,y)
1903 /* rumor has it that Win32 has _fpclass() */
1905 /* SGI has fpclassl... but not with the same result values,
1906 * and it's via a typedef (not via #define), so will need to redo Configure
1907 * to use. Not worth the trouble, IMO, at least until the below is used
1908 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1909 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1910 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1912 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1914 # include <ieeefp.h>
1919 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1920 # define Perl_fp_class() fpclassl(x)
1922 # define Perl_fp_class() fpclass(x)
1924 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1925 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1926 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1927 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1928 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1929 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1930 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1931 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1932 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1933 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1934 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1935 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1936 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1937 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1938 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1941 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1943 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1944 # include <fp_class.h>
1946 # define Perl_fp_class(x) fp_class(x)
1947 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1948 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1949 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1950 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1951 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1952 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1953 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1954 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1955 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1956 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1957 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1958 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1959 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1960 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1961 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1964 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1966 # define Perl_fp_class(x) fpclassify(x)
1967 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1968 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1969 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1970 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1971 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1974 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1977 # define Perl_fp_class(x) class(x)
1979 # define Perl_fp_class(x) _class(x)
1981 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1982 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1983 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1984 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1985 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1986 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1987 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1988 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1989 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1990 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1991 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1992 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1993 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1994 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1995 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1998 /* rumor has it that Win32 has _isnan() */
2002 # define Perl_isnan(x) isnan((NV)x)
2004 # ifdef Perl_fp_class_nan
2005 # define Perl_isnan(x) Perl_fp_class_nan(x)
2007 # ifdef HAS_UNORDERED
2008 # define Perl_isnan(x) unordered((x), 0.0)
2010 # define Perl_isnan(x) ((x)!=(x))
2017 int isnan(double d);
2022 # define Perl_isinf(x) isinf((NV)x)
2024 # ifdef Perl_fp_class_inf
2025 # define Perl_isinf(x) Perl_fp_class_inf(x)
2027 # define Perl_isinf(x) ((x)==NV_INF)
2032 #ifndef Perl_isfinite
2034 # define Perl_isfinite(x) finite((NV)x)
2036 # ifdef HAS_ISFINITE
2037 # define Perl_isfinite(x) isfinite(x)
2039 # ifdef Perl_fp_class_finite
2040 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2042 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2048 /* The default is to use Perl's own atof() implementation (in numeric.c).
2049 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2050 * it is however best to use the native implementation of atof.
2051 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2052 * Some good tests to try out with either setting are t/base/num.t,
2053 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2054 * you may need to be using a different function than atof! */
2056 #ifndef USE_PERL_ATOF
2058 # define USE_PERL_ATOF
2061 # if USE_PERL_ATOF == 0
2062 # undef USE_PERL_ATOF
2066 #ifdef USE_PERL_ATOF
2067 # define Perl_atof(s) Perl_my_atof(s)
2068 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2070 # define Perl_atof(s) (NV)atof(s)
2071 # define Perl_atof2(s, n) ((n) = atof(s))
2074 /* Previously these definitions used hardcoded figures.
2075 * It is hoped these formula are more portable, although
2076 * no data one way or another is presently known to me.
2077 * The "PERL_" names are used because these calculated constants
2078 * do not meet the ANSI requirements for LONG_MAX, etc., which
2079 * need to be constants acceptable to #if - kja
2080 * define PERL_LONG_MAX 2147483647L
2081 * define PERL_LONG_MIN (-LONG_MAX - 1)
2082 * define PERL ULONG_MAX 4294967295L
2085 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2086 # include <limits.h>
2088 /* Included values.h above if necessary; still including limits.h down here,
2089 * despite doing above, because math.h might have overriden... XXX - Allen */
2092 * Try to figure out max and min values for the integral types. THE CORRECT
2093 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2094 * following hacks are used if neither limits.h or values.h provide them:
2095 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2096 * for types < int: (unsigned TYPE)~(unsigned)0
2097 * The argument to ~ must be unsigned so that later signed->unsigned
2098 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2099 * and it must not be smaller than int because ~ does integral promotion.
2100 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2101 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2102 * The latter is a hack which happens to work on some machines but
2103 * does *not* catch any random system, or things like integer types
2104 * with NaN if that is possible.
2106 * All of the types are explicitly cast to prevent accidental loss of
2107 * numeric range, and in the hope that they will be less likely to confuse
2108 * over-eager optimizers.
2112 #define PERL_UCHAR_MIN ((unsigned char)0)
2115 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2118 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2120 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2125 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2126 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2127 * depending on local options. Until Configure detects this (or at least
2128 * detects whether the "signed" keyword is available) the CHAR ranges
2129 * will not be included. UCHAR functions normally.
2133 #define PERL_USHORT_MIN ((unsigned short)0)
2136 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2139 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2142 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2144 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2150 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2152 # ifdef MAXSHORT /* Often used in <values.h> */
2153 # define PERL_SHORT_MAX ((short)MAXSHORT)
2156 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2158 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2164 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2167 # define PERL_SHORT_MIN ((short)MINSHORT)
2170 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2172 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2178 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2181 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2183 # define PERL_UINT_MAX (~(unsigned int)0)
2187 #define PERL_UINT_MIN ((unsigned int)0)
2190 # define PERL_INT_MAX ((int)INT_MAX)
2192 # ifdef MAXINT /* Often used in <values.h> */
2193 # define PERL_INT_MAX ((int)MAXINT)
2195 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2200 # define PERL_INT_MIN ((int)INT_MIN)
2203 # define PERL_INT_MIN ((int)MININT)
2205 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2210 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2213 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2215 # define PERL_ULONG_MAX (~(unsigned long)0)
2219 #define PERL_ULONG_MIN ((unsigned long)0L)
2222 # define PERL_LONG_MAX ((long)LONG_MAX)
2224 # ifdef MAXLONG /* Often used in <values.h> */
2225 # define PERL_LONG_MAX ((long)MAXLONG)
2227 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2232 # define PERL_LONG_MIN ((long)LONG_MIN)
2235 # define PERL_LONG_MIN ((long)MINLONG)
2237 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2243 # define PERL_UQUAD_MAX (~(UV)0)
2244 # define PERL_UQUAD_MIN ((UV)0)
2245 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2246 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2251 # include "malloc_ctl.h"
2254 struct RExC_state_t;
2255 struct _reg_trie_data;
2257 typedef MEM_SIZE STRLEN;
2260 typedef struct token TOKEN;
2261 typedef struct madprop MADPROP;
2262 typedef struct nexttoken NEXTTOKE;
2264 typedef struct op OP;
2265 typedef struct cop COP;
2266 typedef struct unop UNOP;
2267 typedef struct binop BINOP;
2268 typedef struct listop LISTOP;
2269 typedef struct logop LOGOP;
2270 typedef struct pmop PMOP;
2271 typedef struct svop SVOP;
2272 typedef struct padop PADOP;
2273 typedef struct pvop PVOP;
2274 typedef struct loop LOOP;
2276 typedef struct interpreter PerlInterpreter;
2278 /* Amdahl's <ksync.h> has struct sv */
2279 /* SGI's <sys/sema.h> has struct sv */
2280 #if defined(UTS) || defined(__sgi)
2281 # define STRUCT_SV perl_sv
2283 # define STRUCT_SV sv
2285 typedef struct STRUCT_SV SV;
2286 typedef struct av AV;
2287 typedef struct hv HV;
2288 typedef struct cv CV;
2289 typedef struct regexp REGEXP;
2290 typedef struct gp GP;
2291 typedef struct gv GV;
2292 typedef struct io IO;
2293 typedef struct context PERL_CONTEXT;
2294 typedef struct block BLOCK;
2296 typedef struct magic MAGIC;
2297 typedef struct xpv XPV;
2298 typedef struct xpviv XPVIV;
2299 typedef struct xpvuv XPVUV;
2300 typedef struct xpvnv XPVNV;
2301 typedef struct xpvmg XPVMG;
2302 typedef struct xpvlv XPVLV;
2303 typedef struct xpvav XPVAV;
2304 typedef struct xpvhv XPVHV;
2305 typedef struct xpvgv XPVGV;
2306 typedef struct xpvcv XPVCV;
2307 typedef struct xpvbm XPVBM;
2308 typedef struct xpvfm XPVFM;
2309 typedef struct xpvio XPVIO;
2310 typedef struct mgvtbl MGVTBL;
2311 typedef union any ANY;
2312 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2313 typedef struct ptr_tbl PTR_TBL_t;
2314 typedef struct clone_params CLONE_PARAMS;
2318 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2319 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2320 # define USE_64_BIT_RAWIO /* implicit */
2324 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2325 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2326 * however, because operating systems like to do that themself. */
2329 # define FSEEKSIZE LSEEKSIZE
2331 # define FSEEKSIZE LONGSIZE
2335 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2336 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2337 # define USE_64_BIT_STDIO /* implicit */
2341 #ifdef USE_64_BIT_RAWIO
2344 # define Off_t off64_t
2346 # define LSEEKSIZE 8
2348 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2349 * will trigger defines like the ones below. Some 64-bit environments,
2350 * however, do not. Therefore we have to explicitly mix and match. */
2351 # if defined(USE_OPEN64)
2352 # define open open64
2354 # if defined(USE_LSEEK64)
2355 # define lseek lseek64
2357 # if defined(USE_LLSEEK)
2358 # define lseek llseek
2361 # if defined(USE_STAT64)
2362 # define stat stat64
2364 # if defined(USE_FSTAT64)
2365 # define fstat fstat64
2367 # if defined(USE_LSTAT64)
2368 # define lstat lstat64
2370 # if defined(USE_FLOCK64)
2371 # define flock flock64
2373 # if defined(USE_LOCKF64)
2374 # define lockf lockf64
2376 # if defined(USE_FCNTL64)
2377 # define fcntl fcntl64
2379 # if defined(USE_TRUNCATE64)
2380 # define truncate truncate64
2382 # if defined(USE_FTRUNCATE64)
2383 # define ftruncate ftruncate64
2387 #ifdef USE_64_BIT_STDIO
2388 # ifdef HAS_FPOS64_T
2390 # define Fpos_t fpos64_t
2392 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2393 * will trigger defines like the ones below. Some 64-bit environments,
2394 * however, do not. */
2395 # if defined(USE_FOPEN64)
2396 # define fopen fopen64
2398 # if defined(USE_FSEEK64)
2399 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2401 # if defined(USE_FTELL64)
2402 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2404 # if defined(USE_FSETPOS64)
2405 # define fsetpos fsetpos64
2407 # if defined(USE_FGETPOS64)
2408 # define fgetpos fgetpos64
2410 # if defined(USE_TMPFILE64)
2411 # define tmpfile tmpfile64
2413 # if defined(USE_FREOPEN64)
2414 # define freopen freopen64
2418 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2419 # include "iperlsys.h"
2422 #if defined(__OPEN_VM)
2423 # include "vmesa/vmesaish.h"
2424 # define ISHISH "vmesa"
2429 # include "os2ish.h"
2431 # include "dosish.h"
2433 # define ISHISH "dos"
2437 # include "vmsish.h"
2441 # define op_getmad(arg,pegop,slot) NOOP
2443 # define ISHISH "vms"
2447 # include "./plan9/plan9ish.h"
2448 # define ISHISH "plan9"
2452 # include "mpeix/mpeixish.h"
2453 # define ISHISH "mpeix"
2456 #if defined(__VOS__)
2458 # include "./vos/vosish.h"
2460 # include "vos/vosish.h"
2462 # define ISHISH "vos"
2466 # include "epocish.h"
2467 # define ISHISH "epoc"
2470 #ifdef __SYMBIAN32__
2471 # include "symbian/symbianish.h"
2475 # define op_getmad(arg,pegop,slot) NOOP
2477 # define ISHISH "symbian"
2480 #if defined(MACOS_TRADITIONAL)
2481 # include "macos/macish.h"
2482 # ifndef NO_ENVIRON_ARRAY
2483 # define NO_ENVIRON_ARRAY
2485 # define ISHISH "macos classic"
2488 #if defined(__BEOS__)
2489 # include "beos/beosish.h"
2490 # define ISHISH "beos"
2494 # include "unixish.h"
2495 # define ISHISH "unix"
2498 /* NSIG logic from Configure --> */
2499 /* Strange style to avoid deeply-nested #if/#else/#endif */
2502 # define NSIG (_NSIG)
2508 # define NSIG (SIGMAX+1)
2514 # define NSIG (SIG_MAX+1)
2520 # define NSIG (_SIG_MAX+1)
2526 # define NSIG (MAXSIG+1)
2532 # define NSIG (MAX_SIG+1)
2537 # ifdef SIGARRAYSIZE
2538 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2544 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2548 /* Default to some arbitrary number that's big enough to get most
2549 of the common signals.
2554 /* <-- NSIG logic from Configure */
2556 #ifndef NO_ENVIRON_ARRAY
2557 # define USE_ENVIRON_ARRAY
2561 * initialise to avoid floating-point exceptions from overflow, etc
2563 #ifndef PERL_FPU_INIT
2564 # ifdef HAS_FPSETMASK
2565 # if HAS_FLOATINGPOINT_H
2566 # include <floatingpoint.h>
2568 # define PERL_FPU_INIT fpsetmask(0)
2570 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2571 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2572 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2573 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2575 # define PERL_FPU_INIT
2580 #ifndef PERL_FPU_PRE_EXEC
2581 # define PERL_FPU_PRE_EXEC {
2582 # define PERL_FPU_POST_EXEC }
2585 #ifndef PERL_SYS_INIT3
2586 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2589 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2590 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2595 # ifdef _POSIX_PATH_MAX
2596 # if PATH_MAX > _POSIX_PATH_MAX
2597 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2598 * included the null byte or not. Later amendments of POSIX,
2599 * XPG4, the Austin Group, and the Single UNIX Specification
2600 * all explicitly include the null byte in the PATH_MAX.
2601 * Ditto for _POSIX_PATH_MAX. */
2602 # define MAXPATHLEN PATH_MAX
2604 # define MAXPATHLEN _POSIX_PATH_MAX
2607 # define MAXPATHLEN (PATH_MAX+1)
2610 # ifdef _POSIX_PATH_MAX
2611 # define MAXPATHLEN _POSIX_PATH_MAX
2613 # define MAXPATHLEN 1024 /* Err on the large side. */
2618 /* In case Configure was not used (we are using a "canned config"
2619 * such as Win32, or a cross-compilation setup, for example) try going
2620 * by the gcc major and minor versions. One useful URL is
2621 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2622 * but contrary to this information warn_unused_result seems
2623 * not to be in gcc 3.3.5, at least. --jhi
2624 * Also, when building extensions with an installed perl, this allows
2625 * the user to upgrade gcc and get the right attributes, rather than
2626 * relying on the list generated at Configure time. --AD
2627 * Set these up now otherwise we get confused when some of the <*thread.h>
2628 * includes below indirectly pull in <perlio.h> (which needs to know if we
2629 * have HASATTRIBUTE_FORMAT).
2632 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2633 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2634 # define HASATTRIBUTE_FORMAT
2636 # if __GNUC__ >= 3 /* 3.0 -> */
2637 # define HASATTRIBUTE_MALLOC
2639 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2640 # define HASATTRIBUTE_NONNULL
2642 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2643 # define HASATTRIBUTE_NORETURN
2645 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2646 # define HASATTRIBUTE_PURE
2648 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2649 # define HASATTRIBUTE_UNUSED
2651 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2652 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2654 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2655 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2659 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2660 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2661 * this results in many functions being undeclared which bothers C++
2662 * May make sense to have threads after "*ish.h" anyway
2665 #if defined(USE_ITHREADS)
2667 # include <nw5thread.h>
2669 # ifdef FAKE_THREADS
2670 # include "fakethr.h"
2673 # include <win32thread.h>
2676 # include "os2thread.h"
2678 # ifdef I_MACH_CTHREADS
2679 # include <mach/cthreads.h>
2680 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2681 # define MUTEX_INIT_CALLS_MALLOC
2683 typedef cthread_t perl_os_thread;
2684 typedef mutex_t perl_mutex;
2685 typedef condition_t perl_cond;
2686 typedef void * perl_key;
2687 # else /* Posix threads */
2689 # include <pthread.h>
2691 typedef pthread_t perl_os_thread;
2692 typedef pthread_mutex_t perl_mutex;
2693 typedef pthread_cond_t perl_cond;
2694 typedef pthread_key_t perl_key;
2695 # endif /* I_MACH_CTHREADS */
2698 # endif /* FAKE_THREADS */
2699 #endif /* NETWARE */
2700 #endif /* USE_ITHREADS */
2707 # include "netware.h"
2710 #define STATUS_UNIX PL_statusvalue
2712 # define STATUS_NATIVE PL_statusvalue_vms
2714 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2715 * its contents can not be trusted. Unfortunately, Perl seems to check
2716 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2719 # include <stsdef.h>
2721 /* Presume this because if VMS changes it, it will require a new
2722 * set of APIs for waiting on children for binary compatibility.
2724 # define child_offset_bits (8)
2725 # ifndef C_FAC_POSIX
2726 # define C_FAC_POSIX 0x35A000
2729 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2730 * platform from the existing UNIX or Native status values.
2733 # define STATUS_EXIT \
2734 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2735 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2738 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2739 * exit code and shifts the UNIX value over the correct number of bits to
2740 * be a child status. Usually the number of bits is 8, but that could be
2741 * platform dependent. The NATIVE status code is presumed to have either
2742 * from a child process.
2745 /* This is complicated. The child processes return a true native VMS
2746 status which must be saved. But there is an assumption in Perl that
2747 the UNIX child status has some relationship to errno values, so
2748 Perl tries to translate it to text in some of the tests.
2749 In order to get the string translation correct, for the error, errno
2750 must be EVMSERR, but that generates a different text message
2751 than what the test programs are expecting. So an errno value must
2752 be derived from the native status value when an error occurs.
2753 That will hide the true native status message. With this version of
2754 perl, the true native child status can always be retrieved so that
2755 is not a problem. But in this case, Pl_statusvalue and errno may
2756 have different values in them.
2759 # define STATUS_NATIVE_CHILD_SET(n) \
2761 I32 evalue = (I32)n; \
2762 if (evalue == EVMSERR) { \
2763 PL_statusvalue_vms = vaxc$errno; \
2764 PL_statusvalue = evalue; \
2766 PL_statusvalue_vms = evalue; \
2767 if (evalue == -1) { \
2768 PL_statusvalue = -1; \
2769 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2771 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2772 set_vaxc_errno(evalue); \
2773 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2774 set_errno(EVMSERR); \
2775 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2776 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2780 # ifdef VMSISH_STATUS
2781 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2783 # define STATUS_CURRENT STATUS_UNIX
2786 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2787 * the NATIVE status to an equivalent value. Can not be used to translate
2788 * exit code values as exit code values are not guaranteed to have any
2789 * relationship at all to errno values.
2790 * This is used when Perl is forcing errno to have a specific value.
2792 # define STATUS_UNIX_SET(n) \
2794 I32 evalue = (I32)n; \
2795 PL_statusvalue = evalue; \
2796 if (PL_statusvalue != -1) { \
2797 if (PL_statusvalue != EVMSERR) { \
2798 PL_statusvalue &= 0xFFFF; \
2799 if (MY_POSIX_EXIT) \
2800 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2801 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2804 PL_statusvalue_vms = vaxc$errno; \
2807 else PL_statusvalue_vms = SS$_ABORT; \
2808 set_vaxc_errno(PL_statusvalue_vms); \
2811 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2812 * the NATIVE error status based on it. It does not assume that
2813 * the UNIX/POSIX exit codes have any relationship to errno, except
2814 * that 0 indicates a success. When in the default mode to comply
2815 * with the Perl VMS documentation, any other code sets the NATIVE
2816 * status to a failure code of SS$_ABORT.
2818 * In the new POSIX EXIT mode, native status will be set so that the
2819 * actual exit code will can be retrieved by the calling program or
2822 * If the exit code is not clearly a UNIX parent or child exit status,
2823 * it will be passed through as a VMS status.
2826 # define STATUS_UNIX_EXIT_SET(n) \
2828 I32 evalue = (I32)n; \
2829 PL_statusvalue = evalue; \
2830 if (evalue != -1) { \
2831 if (evalue <= 0xFF00) { \
2832 if (evalue > 0xFF) \
2833 evalue = (evalue >> child_offset_bits) & 0xFF; \
2835 PL_statusvalue_vms == SS$_NORMAL; \
2837 if (MY_POSIX_EXIT) \
2838 PL_statusvalue_vms = \
2839 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2840 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2842 PL_statusvalue_vms = SS$_ABORT; \
2843 } else { /* forgive them Perl, for they have sinned */ \
2844 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2845 else PL_statusvalue_vms = vaxc$errno; \
2846 /* And obviously used a VMS status value instead of UNIX */ \
2847 PL_statusvalue = EVMSERR; \
2850 else PL_statusvalue_vms = SS$_ABORT; \
2851 set_vaxc_errno(PL_statusvalue_vms); \
2854 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2855 * and sets the NATIVE error status based on it. This special case
2856 * is needed to maintain compatibility with past VMS behavior.
2858 * In the default mode on VMS, this number is passed through as
2859 * both the NATIVE and UNIX status. Which makes it different
2860 * that the STATUS_UNIX_EXIT_SET.
2862 * In the new POSIX EXIT mode, native status will be set so that the
2863 * actual exit code will can be retrieved by the calling program or
2868 # define STATUS_EXIT_SET(n) \
2870 I32 evalue = (I32)n; \
2871 PL_statusvalue = evalue; \
2872 if (MY_POSIX_EXIT) \
2873 PL_statusvalue_vms = \
2874 (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \
2875 (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \
2877 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2878 set_vaxc_errno(PL_statusvalue_vms); \
2882 /* This macro forces a success status */
2883 # define STATUS_ALL_SUCCESS \
2884 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2886 /* This macro forces a failure status */
2887 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2888 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2889 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2892 # define STATUS_NATIVE PL_statusvalue_posix
2893 # if defined(WCOREDUMP)
2894 # define STATUS_NATIVE_CHILD_SET(n) \
2896 PL_statusvalue_posix = (n); \
2897 if (PL_statusvalue_posix == -1) \
2898 PL_statusvalue = -1; \
2901 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2902 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2903 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2906 # elif defined(WIFEXITED)
2907 # define STATUS_NATIVE_CHILD_SET(n) \
2909 PL_statusvalue_posix = (n); \
2910 if (PL_statusvalue_posix == -1) \
2911 PL_statusvalue = -1; \
2914 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2915 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2919 # define STATUS_NATIVE_CHILD_SET(n) \
2921 PL_statusvalue_posix = (n); \
2922 if (PL_statusvalue_posix == -1) \
2923 PL_statusvalue = -1; \
2926 PL_statusvalue_posix & 0xFFFF; \
2930 # define STATUS_UNIX_SET(n) \
2932 PL_statusvalue = (n); \
2933 if (PL_statusvalue != -1) \
2934 PL_statusvalue &= 0xFFFF; \
2936 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2937 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2938 # define STATUS_CURRENT STATUS_UNIX
2939 # define STATUS_EXIT STATUS_UNIX
2940 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2941 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2944 /* flags in PL_exit_flags for nature of exit() */
2945 #define PERL_EXIT_EXPECTED 0x01
2946 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2948 #ifndef MEMBER_TO_FPTR
2949 # define MEMBER_TO_FPTR(name) name
2952 /* format to use for version numbers in file/directory names */
2953 /* XXX move to Configure? */
2954 #ifndef PERL_FS_VER_FMT
2955 # define PERL_FS_VER_FMT "%d.%d.%d"
2958 /* This defines a way to flush all output buffers. This may be a
2959 * performance issue, so we allow people to disable it. Also, if
2960 * we are using stdio, there are broken implementations of fflush(NULL)
2961 * out there, Solaris being the most prominent.
2963 #ifndef PERL_FLUSHALL_FOR_CHILD
2964 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2965 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2968 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2970 # define PERL_FLUSHALL_FOR_CHILD NOOP
2975 #ifndef PERL_WAIT_FOR_CHILDREN
2976 # define PERL_WAIT_FOR_CHILDREN NOOP
2979 /* the traditional thread-unsafe notion of "current interpreter". */
2980 #ifndef PERL_SET_INTERP
2981 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2984 #ifndef PERL_GET_INTERP
2985 # define PERL_GET_INTERP (PL_curinterp)
2988 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2989 # ifdef MULTIPLICITY
2990 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2992 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2996 This replaces the previous %_ "hack" by the "%p" hacks.
2997 All that is required is that the perl source does not
2998 use "%-p" or "%-<number>p" or "%<number>p" formats.
2999 These formats will still work in perl code.
3000 See comments in sv.c for futher details.
3002 -DvdNUMBER=<number> can be used to redefine VDf
3004 -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7,
3005 which works properly but gives compiler warnings
3007 Robin Barker 2005-07-14
3011 # define SVf_(n) "-" STRINGIFY(n) "p"
3019 # define SVf32 SVf_(32)
3023 # define SVf256 SVf_(256)
3032 # define VDf STRINGIFY(vdNUMBER) "p"
3038 /* not used; but needed for backward compatibilty with XS code? - RMB */
3043 #ifdef HASATTRIBUTE_FORMAT
3044 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3046 #ifdef HASATTRIBUTE_MALLOC
3047 # define __attribute__malloc__ __attribute__((__malloc__))
3049 #ifdef HASATTRIBUTE_NONNULL
3050 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3052 #ifdef HASATTRIBUTE_NORETURN
3053 # define __attribute__noreturn__ __attribute__((noreturn))
3055 #ifdef HASATTRIBUTE_PURE
3056 # define __attribute__pure__ __attribute__((pure))
3058 #ifdef HASATTRIBUTE_UNUSED
3059 # define __attribute__unused__ __attribute__((unused))
3061 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3062 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3065 /* If we haven't defined the attributes yet, define them to blank. */
3066 #ifndef __attribute__format__
3067 # define __attribute__format__(x,y,z)
3069 #ifndef __attribute__malloc__
3070 # define __attribute__malloc__
3072 #ifndef __attribute__nonnull__
3073 # define __attribute__nonnull__(a)
3075 #ifndef __attribute__noreturn__
3076 # define __attribute__noreturn__
3078 #ifndef __attribute__pure__
3079 # define __attribute__pure__
3081 #ifndef __attribute__unused__
3082 # define __attribute__unused__
3084 #ifndef __attribute__warn_unused_result__
3085 # define __attribute__warn_unused_result__
3088 /* For functions that are marked as __attribute__noreturn__, it's not
3089 appropriate to call return. In either case, include the lint directive.
3091 #ifdef HASATTRIBUTE_NORETURN
3092 # define NORETURN_FUNCTION_END /* NOTREACHED */
3094 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
3097 #ifdef HAS_BUILTIN_EXPECT
3098 # define EXPECT(expr,val) __builtin_expect(expr,val)
3100 # define EXPECT(expr,val) (expr)
3102 #define LIKELY(cond) EXPECT(cond,1)
3103 #define UNLIKELY(cond) EXPECT(cond,0)
3104 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3108 /* Some unistd.h's give a prototype for pause() even though
3109 HAS_PAUSE ends up undefined. This causes the #define
3110 below to be rejected by the compiler. Sigh.
3115 #define Pause() sleep((32767<<16)+32767)
3119 # ifdef IOCPARM_MASK
3120 /* on BSDish systems we're safe */
3121 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3123 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3124 /* on Linux systems we're safe; except when we're not [perl #38223] */
3125 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3127 /* otherwise guess at what's safe */
3128 # define IOCPARM_LEN(x) 256
3133 #if defined(__CYGWIN__)
3135 * This symbol, if defined, indicates that the program should
3136 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3137 * that a file is in "binary" mode -- that is, that no translation
3138 * of bytes occurs on read or write operations.
3140 # define USEMYBINMODE /**/
3141 # include <io.h> /* for setmode() prototype */
3142 # define my_binmode(fp, iotype, mode) \
3143 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3147 void init_os_extras(void);
3150 #ifdef UNION_ANY_DEFINITION
3151 UNION_ANY_DEFINITION;
3159 void (*any_dptr) (void*);
3160 void (*any_dxptr) (pTHX_ void*);
3164 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3166 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3167 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
3168 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
3170 #if defined(_AIX) && !defined(_AIX43)
3171 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3172 /* We cannot include <crypt.h> to get the struct crypt_data
3173 * because of setkey prototype problems when threading */
3174 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3175 /* From OSF, Not needed in AIX
3183 #endif /* threading */
3186 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
3187 # include "iperlsys.h"
3190 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3191 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3192 * defined by Configure, despite their names being similar to the
3193 * other defines like USE_ITHREADS. Configure in fact knows nothing
3194 * about the randomised hashes. Therefore to enable/disable the hash
3195 * randomisation defines use the Configure -Accflags=... instead. */
3196 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3197 # define USE_HASH_SEED
3200 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3201 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3202 * it's not really needed.
3205 # define YYTOKENTYPE
3211 YYSTYPE next_val; /* value of next token, if any */
3212 I32 next_type; /* type of next token */
3213 MADPROP *next_mad; /* everything else about that token */
3224 #include "opnames.h"
3231 #include "warnings.h"
3235 typedef struct _sublex_info SUBLEXINFO;
3236 struct _sublex_info {
3237 I32 super_state; /* lexer state to save */
3238 I32 sub_inwhat; /* "lex_inwhat" to use */
3239 OP *sub_op; /* "lex_op" to use */
3240 char *super_bufptr; /* PL_bufptr that was */
3241 char *super_bufend; /* PL_bufend that was */
3244 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3246 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3247 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3249 /* Keep next first in this structure, because sv_free_arenas take
3250 advantage of this to share code between the pte arenas and the SV
3252 struct ptr_tbl_ent {
3253 struct ptr_tbl_ent* next;
3259 struct ptr_tbl_ent** tbl_ary;
3264 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3268 #if defined(htonl) && !defined(HAS_HTONL)
3271 #if defined(htons) && !defined(HAS_HTONS)
3274 #if defined(ntohl) && !defined(HAS_NTOHL)
3277 #if defined(ntohs) && !defined(HAS_NTOHS)
3281 #if (BYTEORDER & 0xffff) != 0x4321
3287 #define htons my_swap
3288 #define htonl my_htonl
3289 #define ntohs my_swap
3290 #define ntohl my_ntohl
3293 #if (BYTEORDER & 0xffff) == 0x4321
3302 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3305 #if BYTEORDER != 0x1234
3310 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3311 # define vtohl(x) ((((x)&0xFF)<<24) \
3313 +(((x)&0x0000FF00)<<8) \
3314 +(((x)&0x00FF0000)>>8) )
3315 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3316 # define htovl(x) vtohl(x)
3317 # define htovs(x) vtohs(x)
3319 /* otherwise default to functions in util.c */
3321 short htovs(short n);
3322 short vtohs(short n);
3328 /* *MAX Plus 1. A floating point value.
3329 Hopefully expressed in a way that dodgy floating point can't mess up.
3330 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3332 May find that some broken compiler will want the value cast to I32.
3333 [after the shift, as signed >> may not be as secure as unsigned >>]
3335 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3336 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3337 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3338 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3339 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3341 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3343 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3344 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3345 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3347 /* This may look like unnecessary jumping through hoops, but converting
3348 out of range floating point values to integers *is* undefined behaviour,
3349 and it is starting to bite.
3352 #define I_32(what) (cast_i32((NV)(what)))
3353 #define U_32(what) (cast_ulong((NV)(what)))
3354 #define I_V(what) (cast_iv((NV)(what)))
3355 #define U_V(what) (cast_uv((NV)(what)))
3357 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3358 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3359 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3360 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3361 : ((n) < U32_MAX_P1 ? (U32) (n) \
3362 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3363 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3364 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3365 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3366 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3367 : ((n) < UV_MAX_P1 ? (UV) (n) \
3368 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3371 #define U_S(what) ((U16)U_32(what))
3372 #define U_I(what) ((unsigned int)U_32(what))
3373 #define U_L(what) U_32(what)
3375 /* These do not care about the fractional part, only about the range. */
3376 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3377 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3379 /* Used with UV/IV arguments: */
3380 /* XXXX: need to speed it up */
3381 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3382 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3389 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3390 Uid_t getuid (void);
3391 Uid_t geteuid (void);
3392 Gid_t getgid (void);
3393 Gid_t getegid (void);
3397 #ifndef Perl_debug_log
3398 # define Perl_debug_log PerlIO_stderr()
3401 #ifndef Perl_error_log
3402 # define Perl_error_log (PL_stderrgv \
3403 && isGV(PL_stderrgv) \
3404 && GvIOp(PL_stderrgv) \
3405 && IoOFP(GvIOp(PL_stderrgv)) \
3406 ? IoOFP(GvIOp(PL_stderrgv)) \
3411 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3412 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3413 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3414 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3415 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3416 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3417 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3418 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3419 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3420 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3421 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3422 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3423 /* U is reserved for Unofficial, exploratory hacking */
3424 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3425 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3426 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3427 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3428 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3429 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3430 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3431 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3432 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3433 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3434 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3435 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3436 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
3438 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3439 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3440 that something was done? */
3442 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3443 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3444 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3445 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3446 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3447 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3448 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3449 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3450 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3451 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3452 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3453 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3454 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3455 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3456 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3457 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3458 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3459 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3460 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3461 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3462 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3463 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3464 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3465 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3466 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3470 # define DEBUG_p_TEST DEBUG_p_TEST_
3471 # define DEBUG_s_TEST DEBUG_s_TEST_
3472 # define DEBUG_l_TEST DEBUG_l_TEST_
3473 # define DEBUG_t_TEST DEBUG_t_TEST_
3474 # define DEBUG_o_TEST DEBUG_o_TEST_
3475 # define DEBUG_c_TEST DEBUG_c_TEST_
3476 # define DEBUG_P_TEST DEBUG_P_TEST_
3477 # define DEBUG_m_TEST DEBUG_m_TEST_
3478 # define DEBUG_f_TEST DEBUG_f_TEST_
3479 # define DEBUG_r_TEST DEBUG_r_TEST_
3480 # define DEBUG_x_TEST DEBUG_x_TEST_
3481 # define DEBUG_u_TEST DEBUG_u_TEST_
3482 # define DEBUG_U_TEST DEBUG_U_TEST_
3483 # define DEBUG_H_TEST DEBUG_H_TEST_
3484 # define DEBUG_X_TEST DEBUG_X_TEST_
3485 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3486 # define DEBUG_D_TEST DEBUG_D_TEST_
3487 # define DEBUG_S_TEST DEBUG_S_TEST_
3488 # define DEBUG_T_TEST DEBUG_T_TEST_
3489 # define DEBUG_R_TEST DEBUG_R_TEST_
3490 # define DEBUG_J_TEST DEBUG_J_TEST_
3491 # define DEBUG_v_TEST DEBUG_v_TEST_
3492 # define DEBUG_C_TEST DEBUG_C_TEST_
3493 # define DEBUG_A_TEST DEBUG_A_TEST_
3494 # define DEBUG_q_TEST DEBUG_q_TEST_
3496 # define PERL_DEB(a) a
3497 # define PERL_DEBUG(a) if (PL_debug) a
3498 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3499 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3500 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3501 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3502 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3503 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3504 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3506 /* Temporarily turn off memory debugging in case the a
3507 * does memory allocation, either directly or indirectly. */
3508 # define DEBUG_m(a) \
3510 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3513 # define DEBUG__(t, a) \
3515 if (t) STMT_START {a;} STMT_END; \
3518 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3519 #ifndef PERL_EXT_RE_BUILD
3520 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3522 # define DEBUG_r(a) STMT_START {a;} STMT_END
3523 #endif /* PERL_EXT_RE_BUILD */
3524 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3525 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3526 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3527 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3528 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3529 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3530 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3534 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3535 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3536 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3537 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3538 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3539 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3541 #else /* DEBUGGING */
3543 # define DEBUG_p_TEST (0)
3544 # define DEBUG_s_TEST (0)
3545 # define DEBUG_l_TEST (0)
3546 # define DEBUG_t_TEST (0)
3547 # define DEBUG_o_TEST (0)
3548 # define DEBUG_c_TEST (0)
3549 # define DEBUG_P_TEST (0)
3550 # define DEBUG_m_TEST (0)
3551 # define DEBUG_f_TEST (0)
3552 # define DEBUG_r_TEST (0)
3553 # define DEBUG_x_TEST (0)
3554 # define DEBUG_u_TEST (0)
3555 # define DEBUG_U_TEST (0)
3556 # define DEBUG_H_TEST (0)
3557 # define DEBUG_X_TEST (0)
3558 # define DEBUG_Xv_TEST (0)
3559 # define DEBUG_D_TEST (0)
3560 # define DEBUG_S_TEST (0)
3561 # define DEBUG_T_TEST (0)
3562 # define DEBUG_R_TEST (0)
3563 # define DEBUG_J_TEST (0)
3564 # define DEBUG_v_TEST (0)
3565 # define DEBUG_C_TEST (0)
3566 # define DEBUG_A_TEST (0)
3567 # define DEBUG_q_TEST (0)
3569 # define PERL_DEB(a)
3570 # define PERL_DEBUG(a)
3586 # define DEBUG_Xv(a)
3595 #endif /* DEBUGGING */
3598 #define DEBUG_SCOPE(where) \
3599 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
3600 where, (long)PL_scopestack_ix, __FILE__, __LINE__)));
3605 /* These constants should be used in preference to raw characters
3606 * when using magic. Note that some perl guts still assume
3607 * certain character properties of these constants, namely that
3608 * isUPPER() and toLOWER() may do useful mappings.
3610 * Update the magic_names table in dump.c when adding/amending these
3613 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
3614 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
3615 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
3616 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
3617 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
3618 #define PERL_MAGIC_regdata_names '+' /* Regex named capture buffer hash
3620 #define PERL_MAGIC_regdata 'D' /* Regex match position data
3622 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
3623 #define PERL_MAGIC_env 'E' /* %ENV hash */
3624 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
3625 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
3626 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
3627 #define PERL_MAGIC_hints 'H' /* %^H hash */
3628 #define PERL_MAGIC_hintselem 'h' /* %^H hash element */
3629 #define PERL_MAGIC_isa 'I' /* @ISA array */
3630 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
3631 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
3632 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
3633 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
3634 #define PERL_MAGIC_mutex 'm' /* for lock op */
3635 #define PERL_MAGIC_shared 'N' /* Shared between threads */
3636 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
3637 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
3638 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
3639 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
3640 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
3641 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
3642 #define PERL_MAGIC_sig 'S' /* %SIG hash */
3643 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
3644 #define PERL_MAGIC_taint 't' /* Taintedness */
3645 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
3646 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
3647 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
3648 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
3649 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
3650 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
3651 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
3652 smart parameter vivification */
3653 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
3654 #define PERL_MAGIC_pos '.' /* pos() lvalue */
3655 #define PERL_MAGIC_backref '<' /* for weak ref data */
3656 #define PERL_MAGIC_symtab ':' /* extra data for symbol tables */
3657 #define PERL_MAGIC_rhash '%' /* extra data for restricted hashes */
3658 #define PERL_MAGIC_arylen_p '@' /* to move arylen out of XPVAV */
3659 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
3662 #ifndef assert /* <assert.h> might have been included somehow */
3663 #define assert(what) PERL_DEB( \
3664 ((what) ? ((void) 0) : \
3665 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3666 "\", line %d", STRINGIFY(what), __LINE__), \
3671 I32 (*uf_val)(pTHX_ IV, SV*);
3672 I32 (*uf_set)(pTHX_ IV, SV*);
3676 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3677 * XS code wanting to be backward compatible can do something
3678 * like the following:
3680 #ifndef PERL_MG_UFUNC
3681 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3684 static PERL_MG_UFUNC(foo_get, index, val)
3694 #ifndef PERL_MG_UFUNC
3695 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3698 /* Fix these up for __STDC__ */
3699 #ifndef DONT_DECLARE_STD
3700 char *mktemp (char*);
3702 double atof (const char*);
3707 /* All of these are in stdlib.h or time.h for ANSI C */
3709 struct tm *gmtime(), *localtime();
3710 #if defined(OEMVS) || defined(__OPEN_VM)
3711 char *(strchr)(), *(strrchr)();
3712 char *(strcpy)(), *(strcat)();
3714 char *strchr(), *strrchr();
3715 char *strcpy(), *strcat();
3717 #endif /* ! STANDARD_C */
3724 double exp (double);
3725 double log (double);
3726 double log10 (double);
3727 double sqrt (double);
3728 double frexp (double,int*);
3729 double ldexp (double,int);
3730 double modf (double,double*);
3731 double sin (double);
3732 double cos (double);
3733 double atan2 (double,double);
3734 double pow (double,double);
3738 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3739 # define NV_INF LDBL_INFINITY
3741 #if !defined(NV_INF) && defined(DBL_INFINITY)
3742 # define NV_INF (NV)DBL_INFINITY
3744 #if !defined(NV_INF) && defined(INFINITY)
3745 # define NV_INF (NV)INFINITY
3747 #if !defined(NV_INF) && defined(INF)
3748 # define NV_INF (NV)INF
3750 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3751 # define NV_INF (NV)HUGE_VALL
3753 #if !defined(NV_INF) && defined(HUGE_VAL)
3754 # define NV_INF (NV)HUGE_VAL
3757 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3758 # if !defined(NV_NAN) && defined(LDBL_NAN)
3759 # define NV_NAN LDBL_NAN
3761 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3762 # define NV_NAN LDBL_QNAN
3764 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3765 # define NV_NAN LDBL_SNAN
3768 #if !defined(NV_NAN) && defined(DBL_NAN)
3769 # define NV_NAN (NV)DBL_NAN
3771 #if !defined(NV_NAN) && defined(DBL_QNAN)
3772 # define NV_NAN (NV)DBL_QNAN
3774 #if !defined(NV_NAN) && defined(DBL_SNAN)
3775 # define NV_NAN (NV)DBL_SNAN
3777 #if !defined(NV_NAN) && defined(QNAN)
3778 # define NV_NAN (NV)QNAN
3780 #if !defined(NV_NAN) && defined(SNAN)
3781 # define NV_NAN (NV)SNAN
3783 #if !defined(NV_NAN) && defined(NAN)
3784 # define NV_NAN (NV)NAN
3788 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3789 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3791 # if !defined(WIN32) && !defined(VMS)
3793 char *crypt (const char*, const char*);
3795 # endif /* !WIN32 */
3796 # endif /* !NeXT && !__NeXT__ */
3797 # ifndef DONT_DECLARE_STD
3799 char *getenv (const char*);
3800 # endif /* !getenv */
3801 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3802 # ifdef _FILE_OFFSET_BITS
3803 # if _FILE_OFFSET_BITS == 64
3804 Off_t lseek (int,Off_t,int);
3808 # endif /* !DONT_DECLARE_STD */
3810 char *getlogin (void);
3812 #endif /* !__cplusplus */
3814 /* Fixme on VMS. This needs to be a run-time, not build time options */
3815 /* Also rename() is affected by this */
3816 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3817 #define UNLINK unlnk
3818 I32 unlnk (pTHX_ const char*);
3820 #define UNLINK PerlLIO_unlink
3823 /* some versions of glibc are missing the setresuid() proto */
3824 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3825 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3827 /* some versions of glibc are missing the setresgid() proto */
3828 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3829 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3832 #ifndef HAS_SETREUID
3833 # ifdef HAS_SETRESUID
3834 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3835 # define HAS_SETREUID
3838 #ifndef HAS_SETREGID
3839 # ifdef HAS_SETRESGID
3840 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3841 # define HAS_SETREGID
3845 /* Sighandler_t defined in iperlsys.h */
3847 #ifdef HAS_SIGACTION
3848 typedef struct sigaction Sigsave_t;
3850 typedef Sighandler_t Sigsave_t;
3861 # define RUNOPS_DEFAULT Perl_runops_debug
3863 # define RUNOPS_DEFAULT Perl_runops_standard
3867 EXTERN_C void PerlIO_teardown(pTHX);
3868 # ifdef USE_ITHREADS
3869 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3870 # define PERLIO_TERM \
3872 PerlIO_teardown(aTHX); \
3873 MUTEX_DESTROY(&PL_perlio_mutex);\
3876 # define PERLIO_INIT
3877 # define PERLIO_TERM PerlIO_teardown(aTHX)
3880 # define PERLIO_INIT
3881 # define PERLIO_TERM
3885 # ifdef MUTEX_INIT_CALLS_MALLOC
3886 # define MALLOC_INIT \
3888 PL_malloc_mutex = NULL; \
3889 MUTEX_INIT(&PL_malloc_mutex); \
3891 # define MALLOC_TERM \
3893 perl_mutex tmp = PL_malloc_mutex; \
3894 PL_malloc_mutex = NULL; \
3895 MUTEX_DESTROY(&tmp); \
3898 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3899 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3902 # define MALLOC_INIT
3903 # define MALLOC_TERM
3906 #if defined(PERL_IMPLICIT_CONTEXT)
3908 struct perl_memory_debug_header;
3909 struct perl_memory_debug_header {
3914 struct perl_memory_debug_header *prev;
3915 struct perl_memory_debug_header *next;
3918 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3919 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3920 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3924 #ifdef PERL_TRACK_MEMPOOL
3925 # define INIT_TRACK_MEMPOOL(header, interp) \
3927 (header).interpreter = (interp); \
3928 (header).prev = (header).next = &(header); \
3931 # define INIT_TRACK_MEMPOOL(header, interp)
3935 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3936 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3937 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3938 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3940 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3941 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3943 /* NeXT has problems with crt0.o globals */
3944 #if defined(__DYNAMIC__) && \
3945 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3946 # if defined(NeXT) || defined(__NeXT)
3947 # include <mach-o/dyld.h>
3948 # define environ (*environ_pointer)
3949 EXT char *** environ_pointer;
3951 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3952 # include <crt_externs.h> /* for the env array */
3953 # define environ (*_NSGetEnviron())
3957 /* VMS and some other platforms don't use the environ array */
3958 # ifdef USE_ENVIRON_ARRAY
3959 # if !defined(DONT_DECLARE_STD) || \
3960 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3963 extern char ** environ; /* environment variables supplied via exec */
3970 /* handy constants */
3971 EXTCONST char PL_warn_uninit[]
3972 INIT("Use of uninitialized value%s%s%s");
3973 EXTCONST char PL_warn_nosemi[]
3974 INIT("Semicolon seems to be missing");
3975 EXTCONST char PL_warn_reserved[]
3976 INIT("Unquoted string \"%s\" may clash with future reserved word");
3977 EXTCONST char PL_warn_nl[]
3978 INIT("Unsuccessful %s on filename containing newline");
3979 EXTCONST char PL_no_wrongref[]
3980 INIT("Can't use %s ref as %s ref");
3981 EXTCONST char PL_no_symref[]
3982 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3983 EXTCONST char PL_no_symref_sv[]
3984 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3985 EXTCONST char PL_no_usym[]
3986 INIT("Can't use an undefined value as %s reference");
3987 EXTCONST char PL_no_aelem[]
3988 INIT("Modification of non-creatable array value attempted, subscript %d");
3989 EXTCONST char PL_no_helem_sv[]
3990 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
3991 EXTCONST char PL_no_modify[]
3992 INIT("Modification of a read-only value attempted");
3993 EXTCONST char PL_no_mem[]
3994 INIT("Out of memory!\n");
3995 EXTCONST char PL_no_security[]
3996 INIT("Insecure dependency in %s%s");
3997 EXTCONST char PL_no_sock_func[]
3998 INIT("Unsupported socket function \"%s\" called");
3999 EXTCONST char PL_no_dir_func[]
4000 INIT("Unsupported directory function \"%s\" called");
4001 EXTCONST char PL_no_func[]
4002 INIT("The %s function is unimplemented");
4003 EXTCONST char PL_no_myglob[]
4004 INIT("\"%s\" variable %s can't be in a package");
4005 EXTCONST char PL_no_localize_ref[]
4006 INIT("Can't localize through a reference");
4007 EXTCONST char PL_memory_wrap[]
4008 INIT("panic: memory wrap");
4010 EXTCONST char PL_uuemap[65]
4011 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4015 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4016 EXTCONST int PL_sig_num[] = { SIG_NUM };
4018 EXTCONST char* const PL_sig_name[];
4019 EXTCONST int PL_sig_num[];
4022 /* fast conversion and case folding tables */
4026 EXTCONST unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
4027 0, 1, 2, 3, 4, 5, 6, 7,
4028 8, 9, 10, 11, 12, 13, 14, 15,
4029 16, 17, 18, 19, 20, 21, 22, 23,
4030 24, 25, 26, 27, 28, 29, 30, 31,
4031 32, 33, 34, 35, 36, 37, 38, 39,
4032 40, 41, 42, 43, 44, 45, 46, 47,
4033 48, 49, 50, 51, 52, 53, 54, 55,
4034 56, 57, 58, 59, 60, 61, 62, 63,
4035 64, 65, 66, 67, 68, 69, 70, 71,
4036 72, 73, 74, 75, 76, 77, 78, 79,
4037 80, 81, 82, 83, 84, 85, 86, 87,
4038 88, 89, 90, 91, 92, 93, 94, 95,
4039 96, 97, 98, 99, 100, 101, 102, 103,
4040 104, 105, 106, 107, 108, 109, 110, 111,
4041 112, 113, 114, 115, 116, 117, 118, 119,
4042 120, 121, 122, 123, 124, 125, 126, 127,
4043 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4044 'H', 'I', 138, 139, 140, 141, 142, 143,
4045 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
4046 'Q', 'R', 154, 155, 156, 157, 158, 159,
4047 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
4048 'Y', 'Z', 170, 171, 172, 173, 174, 175,
4049 176, 177, 178, 179, 180, 181, 182, 183,
4050 184, 185, 186, 187, 188, 189, 190, 191,
4051 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4052 'h', 'i', 202, 203, 204, 205, 206, 207,
4053 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
4054 'q', 'r', 218, 219, 220, 221, 222, 223,
4055 224, 225, 's', 't', 'u', 'v', 'w', 'x',
4056 'y', 'z', 234, 235, 236, 237, 238, 239,
4057 240, 241, 242, 243, 244, 245, 246, 247,
4058 248, 249, 250, 251, 252, 253, 254, 255
4060 #else /* ascii rather than ebcdic */
4061 EXTCONST unsigned char PL_fold[] = {
4062 0, 1, 2, 3, 4, 5, 6, 7,
4063 8, 9, 10, 11, 12, 13, 14, 15,
4064 16, 17, 18, 19, 20, 21, 22, 23,
4065 24, 25, 26, 27, 28, 29, 30, 31,
4066 32, 33, 34, 35, 36, 37, 38, 39,
4067 40, 41, 42, 43, 44, 45, 46, 47,
4068 48, 49, 50, 51, 52, 53, 54, 55,
4069 56, 57, 58, 59, 60, 61, 62, 63,
4070 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4071 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4072 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4073 'x', 'y', 'z', 91, 92, 93, 94, 95,
4074 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4075 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4076 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4077 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4078 128, 129, 130, 131, 132, 133, 134, 135,
4079 136, 137, 138, 139, 140, 141, 142, 143,
4080 144, 145, 146, 147, 148, 149, 150, 151,
4081 152, 153, 154, 155, 156, 157, 158, 159,
4082 160, 161, 162, 163, 164, 165, 166, 167,
4083 168, 169, 170, 171, 172, 173, 174, 175,
4084 176, 177, 178, 179, 180, 181, 182, 183,
4085 184, 185, 186, 187, 188, 189, 190, 191,
4086 192, 193, 194, 195, 196, 197, 198, 199,
4087 200, 201, 202, 203, 204, 205, 206, 207,
4088 208, 209, 210, 211, 212, 213, 214, 215,
4089 216, 217, 218, 219, 220, 221, 222, 223,
4090 224, 225, 226, 227, 228, 229, 230, 231,
4091 232, 233, 234, 235, 236, 237, 238, 239,
4092 240, 241, 242, 243, 244, 245, 246, 247,
4093 248, 249, 250, 251, 252, 253, 254, 255
4095 #endif /* !EBCDIC */
4097 EXTCONST unsigned char PL_fold[];
4100 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4102 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4103 0, 1, 2, 3, 4, 5, 6, 7,
4104 8, 9, 10, 11, 12, 13, 14, 15,
4105 16, 17, 18, 19, 20, 21, 22, 23,
4106 24, 25, 26, 27, 28, 29, 30, 31,
4107 32, 33, 34, 35, 36, 37, 38, 39,
4108 40, 41, 42, 43, 44, 45, 46, 47,
4109 48, 49, 50, 51, 52, 53, 54, 55,
4110 56, 57, 58, 59, 60, 61, 62, 63,
4111 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4112 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4113 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4114 'x', 'y', 'z', 91, 92, 93, 94, 95,
4115 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4116 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4117 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4118 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4119 128, 129, 130, 131, 132, 133, 134, 135,
4120 136, 137, 138, 139, 140, 141, 142, 143,
4121 144, 145, 146, 147, 148, 149, 150, 151,
4122 152, 153, 154, 155, 156, 157, 158, 159,
4123 160, 161, 162, 163, 164, 165, 166, 167,
4124 168, 169, 170, 171, 172, 173, 174, 175,
4125 176, 177, 178, 179, 180, 181, 182, 183,
4126 184, 185, 186, 187, 188, 189, 190, 191,
4127 192, 193, 194, 195, 196, 197, 198, 199,
4128 200, 201, 202, 203, 204, 205, 206, 207,
4129 208, 209, 210, 211, 212, 213, 214, 215,
4130 216, 217, 218, 219, 220, 221, 222, 223,
4131 224, 225, 226, 227, 228, 229, 230, 231,
4132 232, 233, 234, 235, 236, 237, 238, 239,
4133 240, 241, 242, 243, 244, 245, 246, 247,
4134 248, 249, 250, 251, 252, 253, 254, 255
4137 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4139 #endif /* !PERL_GLOBAL_STRUCT */
4143 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4144 1, 2, 84, 151, 154, 155, 156, 157,
4145 165, 246, 250, 3, 158, 7, 18, 29,
4146 40, 51, 62, 73, 85, 96, 107, 118,
4147 129, 140, 147, 148, 149, 150, 152, 153,
4148 255, 6, 8, 9, 10, 11, 12, 13,
4149 14, 15, 24, 25, 26, 27, 28, 226,
4150 29, 30, 31, 32, 33, 43, 44, 45,
4151 46, 47, 48, 49, 50, 76, 77, 78,
4152 79, 80, 81, 82, 83, 84, 85, 86,
4153 87, 94, 95, 234, 181, 233, 187, 190,
4154 180, 96, 97, 98, 99, 100, 101, 102,
4155 104, 112, 182, 174, 236, 232, 229, 103,
4156 228, 226, 114, 115, 116, 117, 118, 119,
4157 120, 121, 122, 235, 176, 230, 194, 162,
4158 130, 131, 132, 133, 134, 135, 136, 137,
4159 138, 139, 201, 205, 163, 217, 220, 224,
4160 5, 248, 227, 244, 242, 255, 241, 231,
4161 240, 253, 16, 197, 19, 20, 21, 187,
4162 23, 169, 210, 245, 237, 249, 247, 239,
4163 168, 252, 34, 196, 36, 37, 38, 39,
4164 41, 42, 251, 254, 238, 223, 221, 213,
4165 225, 177, 52, 53, 54, 55, 56, 57,
4166 58, 59, 60, 61, 63, 64, 65, 66,
4167 67, 68, 69, 70, 71, 72, 74, 75,
4168 205, 208, 186, 202, 200, 218, 198, 179,
4169 178, 214, 88, 89, 90, 91, 92, 93,
4170 217, 166, 170, 207, 199, 209, 206, 204,
4171 160, 212, 105, 106, 108, 109, 110, 111,
4172 203, 113, 216, 215, 192, 175, 193, 243,
4173 172, 161, 123, 124, 125, 126, 127, 128,
4174 222, 219, 211, 195, 188, 193, 185, 184,
4175 191, 183, 141, 142, 143, 144, 145, 146
4177 #else /* ascii rather than ebcdic */
4178 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4179 1, 2, 84, 151, 154, 155, 156, 157,
4180 165, 246, 250, 3, 158, 7, 18, 29,
4181 40, 51, 62, 73, 85, 96, 107, 118,
4182 129, 140, 147, 148, 149, 150, 152, 153,
4183 255, 182, 224, 205, 174, 176, 180, 217,
4184 233, 232, 236, 187, 235, 228, 234, 226,
4185 222, 219, 211, 195, 188, 193, 185, 184,
4186 191, 183, 201, 229, 181, 220, 194, 162,
4187 163, 208, 186, 202, 200, 218, 198, 179,
4188 178, 214, 166, 170, 207, 199, 209, 206,
4189 204, 160, 212, 216, 215, 192, 175, 173,
4190 243, 172, 161, 190, 203, 189, 164, 230,
4191 167, 248, 227, 244, 242, 255, 241, 231,
4192 240, 253, 169, 210, 245, 237, 249, 247,
4193 239, 168, 252, 251, 254, 238, 223, 221,
4194 213, 225, 177, 197, 171, 196, 159, 4,
4195 5, 6, 8, 9, 10, 11, 12, 13,
4196 14, 15, 16, 17, 19, 20, 21, 22,
4197 23, 24, 25, 26, 27, 28, 30, 31,
4198 32, 33, 34, 35, 36, 37, 38, 39,
4199 41, 42, 43, 44, 45, 46, 47, 48,
4200 49, 50, 52, 53, 54, 55, 56, 57,
4201 58, 59, 60, 61, 63, 64, 65, 66,
4202 67, 68, 69, 70, 71, 72, 74, 75,
4203 76, 77, 78, 79, 80, 81, 82, 83,
4204 86, 87, 88, 89, 90, 91, 92, 93,
4205 94, 95, 97, 98, 99, 100, 101, 102,
4206 103, 104, 105, 106, 108, 109, 110, 111,
4207 112, 113, 114, 115, 116, 117, 119, 120,
4208 121, 122, 123, 124, 125, 126, 127, 128,
4209 130, 131, 132, 133, 134, 135, 136, 137,
4210 138, 139, 141, 142, 143, 144, 145, 146
4214 EXTCONST unsigned char PL_freq[];
4219 EXTCONST char* const PL_block_type[] = {
4231 EXTCONST char* PL_block_type[];
4237 /*****************************************************************************/
4238 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4239 /*****************************************************************************/
4240 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4243 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4252 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4263 XTERMORDORDOR /* evil hack */
4264 /* update exp_name[] in toke.c if adding to this enum */
4267 enum { /* pass one of these to get_vtbl */
4293 want_vtbl_amagicelem,
4304 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4305 special and there is no need for HINT_PRIVATE_MASK for COPs
4306 However, bitops store HINT_INTEGER in their op_private. */
4307 #define HINT_INTEGER 0x00000001 /* integer pragma */
4308 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4309 #define HINT_LOCALE 0x00000004 /* locale pragma */
4310 #define HINT_BYTES 0x00000008 /* bytes pragma */
4311 #define HINT_ARYBASE 0x00000010 /* $[ is non-zero */
4312 /* Note: 20,40,80 used for NATIVE_HINTS */
4313 /* currently defined by vms/vmsish.h */
4315 #define HINT_BLOCK_SCOPE 0x00000100
4316 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4317 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4319 /* The HINT_NEW_* constants are used by the overload pragma */
4320 #define HINT_NEW_INTEGER 0x00001000
4321 #define HINT_NEW_FLOAT 0x00002000
4322 #define HINT_NEW_BINARY 0x00004000
4323 #define HINT_NEW_STRING 0x00008000
4324 #define HINT_NEW_RE 0x00010000
4325 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4326 #define HINT_LEXICAL_IO 0x00040000 /* ${^OPEN} is set */
4328 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4329 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4331 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4332 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4334 /* assertions pragma, stored in $^H{assertions} */
4335 #define HINT_ASSERTING 0x00000001
4336 #define HINT_ASSERTIONSSEEN 0x00000002
4338 /* The following are stored in $^H{sort}, not in PL_hints */
4339 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4340 #define HINT_SORT_QUICKSORT 0x00000001
4341 #define HINT_SORT_MERGESORT 0x00000002
4342 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4344 /* Various states of the input record separator SV (rs) */
4345 #define RsSNARF(sv) (! SvOK(sv))
4346 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4347 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4348 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4350 /* A struct for keeping various DEBUGGING related stuff,
4351 * neatly packed. Currently only scratch variables for
4352 * constructing debug output are included. Needed always,
4353 * not just when DEBUGGING, though, because of the re extension. c*/
4354 struct perl_debug_pad {
4358 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4359 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4360 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4363 /* Enable variables which are pointers to functions */
4364 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
4365 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
4366 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
4367 char* strend, char* strbeg, I32 minend,
4368 SV* screamer, void* data, U32 flags);
4369 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
4370 char *strpos, char *strend,
4372 struct re_scream_pos_data_s *d);
4373 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
4374 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
4375 typedef regexp*(CPERLscope(*regdupe_t)) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4377 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4378 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4379 typedef void (*SVFUNC_t) (pTHX_ SV*);
4380 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
4381 typedef void (*XSINIT_t) (pTHX);
4382 typedef void (*ATEXIT_t) (pTHX_ void*);
4383 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4385 /* Set up PERLVAR macros for populating structs */
4386 #define PERLVAR(var,type) type var;
4387 #define PERLVARA(var,n,type) type var[n];
4388 #define PERLVARI(var,type,init) type var;
4389 #define PERLVARIC(var,type,init) type var;
4390 #define PERLVARISC(var,init) const char var[sizeof(init)];
4392 typedef OP* (CPERLscope(*Perl_ppaddr_t))(pTHX);
4393 typedef OP* (CPERLscope(*Perl_check_t)) (pTHX_ OP*);
4395 /* Interpreter exitlist entry */
4396 typedef struct exitlistentry {
4397 void (*fn) (pTHX_ void*);
4399 } PerlExitListEntry;
4401 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4402 /* These have to be before perlvars.h */
4403 #if !defined(HAS_SIGACTION) && defined(VMS)
4404 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4406 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4407 #if defined(KILL_BY_SIGPRC)
4408 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4411 #ifdef PERL_GLOBAL_STRUCT
4413 # include "perlvars.h"
4417 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4418 EXT struct perl_vars PL_Vars;
4419 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4420 # undef PERL_GET_VARS
4421 # define PERL_GET_VARS() PL_VarsPtr
4422 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4423 # else /* PERL_CORE */
4424 # if !defined(__GNUC__) || !defined(WIN32)
4427 struct perl_vars *PL_VarsPtr;
4428 # define PL_Vars (*((PL_VarsPtr) \
4429 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4430 # endif /* PERL_CORE */
4431 #endif /* PERL_GLOBAL_STRUCT */
4433 #if defined(MULTIPLICITY)
4434 /* If we have multiple interpreters define a struct
4435 holding variables which must be per-interpreter
4436 If we don't have threads anything that would have
4437 be per-thread is per-interpreter.
4440 struct interpreter {
4441 # include "thrdvar.h"
4442 # include "intrpvar.h"
4444 * The following is a buffer where new variables must
4445 * be defined to maintain binary compatibility with previous versions
4447 PERLVARA(object_compatibility,30, char)
4451 struct interpreter {
4454 #endif /* MULTIPLICITY */
4456 typedef void *Thread;
4458 /* Done with PERLVAR macros for now ... */
4465 struct tempsym; /* defined in pp_pack.c */
4470 #ifndef PERL_CALLCONV
4472 # define PERL_CALLCONV extern "C"
4474 # define PERL_CALLCONV
4479 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4480 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4484 /* this has structure inits, so it cannot be included before here */
4487 /* The following must follow proto.h as #defines mess up syntax */
4489 #if !defined(PERL_FOR_X2P)
4490 # include "embedvar.h"
4493 # undef PL_madskills
4495 # define PL_madskills 0
4499 /* Now include all the 'global' variables
4500 * If we don't have threads or multiple interpreters
4501 * these include variables that would have been their struct-s
4504 #define PERLVAR(var,type) EXT type PL_##var;
4505 #define PERLVARA(var,n,type) EXT type PL_##var[n];
4506 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
4507 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
4508 #define PERLVARISC(var,init) EXTCONST char PL_##var[sizeof(init)] INIT(init);
4510 #if !defined(MULTIPLICITY)
4512 # include "intrpvar.h"
4513 # include "thrdvar.h"
4518 /* Now all the config stuff is setup we can include embed.h */
4522 # define op_getmad(arg,pegop,slot) NOOP
4526 #ifndef PERL_GLOBAL_STRUCT
4529 # include "perlvars.h"
4541 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
4542 * magic vtables const, but this is incompatible with SWIG which
4543 * does want to modify the vtables. */
4544 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
4545 # define EXT_MGVTBL EXTCONST MGVTBL
4547 # define EXT_MGVTBL EXT MGVTBL
4551 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var = {a,b,c,d,e,f,g,h}
4552 /* Like MGVTBL_SET but with the get magic having a const MG* */
4553 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var \
4554 = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g,h}
4556 # define MGVTBL_SET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4557 # define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g,h) EXT_MGVTBL var
4562 MEMBER_TO_FPTR(Perl_magic_get),
4563 MEMBER_TO_FPTR(Perl_magic_set),
4564 MEMBER_TO_FPTR(Perl_magic_len),
4575 MEMBER_TO_FPTR(Perl_magic_set_all_env),
4577 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
4587 MEMBER_TO_FPTR(Perl_magic_setenv),
4589 MEMBER_TO_FPTR(Perl_magic_clearenv),
4596 /* For now, hints magic will also use vtbl_sig, because it is all NULL */
4625 MEMBER_TO_FPTR(Perl_magic_getsig),
4626 MEMBER_TO_FPTR(Perl_magic_setsig),
4628 MEMBER_TO_FPTR(Perl_magic_clearsig),
4640 MEMBER_TO_FPTR(Perl_magic_sizepack),
4641 MEMBER_TO_FPTR(Perl_magic_wipepack),
4650 MEMBER_TO_FPTR(Perl_magic_getpack),
4651 MEMBER_TO_FPTR(Perl_magic_setpack),
4653 MEMBER_TO_FPTR(Perl_magic_clearpack),
4663 MEMBER_TO_FPTR(Perl_magic_setdbline),
4675 MEMBER_TO_FPTR(Perl_magic_setisa),
4677 MEMBER_TO_FPTR(Perl_magic_setisa),
4687 MEMBER_TO_FPTR(Perl_magic_setisa),
4696 MGVTBL_SET_CONST_MAGIC_GET(
4698 MEMBER_TO_FPTR(Perl_magic_getarylen),
4699 MEMBER_TO_FPTR(Perl_magic_setarylen),
4714 MEMBER_TO_FPTR(Perl_magic_freearylen_p),
4723 MEMBER_TO_FPTR(Perl_magic_setmglob),
4734 MEMBER_TO_FPTR(Perl_magic_getnkeys),
4735 MEMBER_TO_FPTR(Perl_magic_setnkeys),
4746 MEMBER_TO_FPTR(Perl_magic_gettaint),
4747 MEMBER_TO_FPTR(Perl_magic_settaint),
4758 MEMBER_TO_FPTR(Perl_magic_getsubstr),
4759 MEMBER_TO_FPTR(Perl_magic_setsubstr),
4770 MEMBER_TO_FPTR(Perl_magic_getvec),
4771 MEMBER_TO_FPTR(Perl_magic_setvec),
4782 MEMBER_TO_FPTR(Perl_magic_getpos),
4783 MEMBER_TO_FPTR(Perl_magic_setpos),
4795 MEMBER_TO_FPTR(Perl_magic_setbm),
4807 MEMBER_TO_FPTR(Perl_magic_setfm),
4818 MEMBER_TO_FPTR(Perl_magic_getuvar),
4819 MEMBER_TO_FPTR(Perl_magic_setuvar),
4830 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4831 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4843 MEMBER_TO_FPTR(Perl_magic_setregexp),
4846 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4853 PL_vtbl_regdata_names,
4868 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4878 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4879 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4891 MEMBER_TO_FPTR(Perl_magic_setamagic),
4894 MEMBER_TO_FPTR(Perl_magic_setamagic),
4903 MEMBER_TO_FPTR(Perl_magic_setamagic),
4906 MEMBER_TO_FPTR(Perl_magic_setamagic),
4918 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4930 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4939 MEMBER_TO_FPTR(Perl_magic_setutf8),
4947 #ifdef USE_LOCALE_COLLATE
4951 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4964 MEMBER_TO_FPTR(Perl_magic_sethint),
4966 MEMBER_TO_FPTR(Perl_magic_clearhint),
4973 #include "overload.h"
4981 CV* table[NofAMmeth];
4984 struct am_table_short {
4989 typedef struct am_table AMT;
4990 typedef struct am_table_short AMTS;
4992 #define AMGfallNEVER 1
4994 #define AMGfallYES 3
4996 #define AMTf_AMAGIC 1
4997 #define AMTf_OVERLOADED 2
4998 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4999 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5000 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5001 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5002 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5003 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
5005 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5008 * some compilers like to redefine cos et alia as faster
5009 * (and less accurate?) versions called F_cos et cetera (Quidquid
5010 * latine dictum sit, altum viditur.) This trick collides with
5011 * the Perl overloading (amg). The following #defines fool both.
5016 # define F_atan2_amg atan2_amg
5019 # define F_cos_amg cos_amg
5022 # define F_exp_amg exp_amg
5025 # define F_log_amg log_amg
5028 # define F_pow_amg pow_amg
5031 # define F_sin_amg sin_amg
5034 # define F_sqrt_amg sqrt_amg
5036 #endif /* _FASTMATH */
5038 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5039 PERLDBf_NOOPT | PERLDBf_INTER | \
5040 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5041 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
5042 /* No _NONAME, _GOTO, _ASSERTION */
5043 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5044 #define PERLDBf_LINE 0x02 /* Keep line # */
5045 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5046 #define PERLDBf_INTER 0x08 /* Preserve more data for
5047 later inspections */
5048 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5049 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5050 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5051 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5052 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5053 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5054 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
5056 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5057 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5058 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5059 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5060 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5061 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5062 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5063 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5064 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5065 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5066 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
5068 #ifdef USE_LOCALE_NUMERIC
5070 #define SET_NUMERIC_STANDARD() \
5071 set_numeric_standard();
5073 #define SET_NUMERIC_LOCAL() \
5074 set_numeric_local();
5076 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5077 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5080 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5082 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5083 bool was_local = PL_numeric_local && IN_LOCALE; \
5084 if (was_local) SET_NUMERIC_STANDARD();
5086 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5087 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5088 if (was_standard) SET_NUMERIC_LOCAL();
5090 #define RESTORE_NUMERIC_LOCAL() \
5091 if (was_local) SET_NUMERIC_LOCAL();
5093 #define RESTORE_NUMERIC_STANDARD() \
5094 if (was_standard) SET_NUMERIC_STANDARD();
5096 #define Atof my_atof
5098 #else /* !USE_LOCALE_NUMERIC */
5100 #define SET_NUMERIC_STANDARD() /**/
5101 #define SET_NUMERIC_LOCAL() /**/
5102 #define IS_NUMERIC_RADIX(a, b) (0)
5103 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5104 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5105 #define RESTORE_NUMERIC_LOCAL() /**/
5106 #define RESTORE_NUMERIC_STANDARD() /**/
5107 #define Atof my_atof
5108 #define IN_LOCALE_RUNTIME 0
5110 #endif /* !USE_LOCALE_NUMERIC */
5112 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5114 # define strtoll __strtoll /* secret handshake */
5117 # define strtoll _strtoi64 /* secret handshake */
5119 # if !defined(Strtol) && defined(HAS_STRTOLL)
5120 # define Strtol strtoll
5122 # if !defined(Strtol) && defined(HAS_STRTOQ)
5123 # define Strtol strtoq
5125 /* is there atoq() anywhere? */
5127 #if !defined(Strtol) && defined(HAS_STRTOL)
5128 # define Strtol strtol
5131 /* It would be more fashionable to use Strtol() to define atol()
5132 * (as is done for Atoul(), see below) but for backward compatibility
5133 * we just assume atol(). */
5134 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5136 # define atoll _atoi64 /* secret handshake */
5144 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5146 # define strtoull __strtoull /* secret handshake */
5149 # define strtoull _strtoui64 /* secret handshake */
5151 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5152 # define Strtoul strtoull
5154 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5155 # define Strtoul strtouq
5157 /* is there atouq() anywhere? */
5159 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5160 # define Strtoul strtoul
5162 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5163 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5166 # define Atoul(s) Strtoul(s, NULL, 10)
5170 /* if these never got defined, they need defaults */
5171 #ifndef PERL_SET_CONTEXT
5172 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5175 #ifndef PERL_GET_CONTEXT
5176 # define PERL_GET_CONTEXT PERL_GET_INTERP
5179 #ifndef PERL_GET_THX
5180 # define PERL_GET_THX ((void*)NULL)
5183 #ifndef PERL_SET_THX
5184 # define PERL_SET_THX(t) NOOP
5187 #ifndef PERL_SCRIPT_MODE
5188 #define PERL_SCRIPT_MODE "r"
5192 * Some operating systems are stingy with stack allocation,
5193 * so perl may have to guard against stack overflow.
5195 #ifndef PERL_STACK_OVERFLOW_CHECK
5196 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5200 * Some nonpreemptive operating systems find it convenient to
5201 * check for asynchronous conditions after each op execution.
5202 * Keep this check simple, or it may slow down execution
5207 # ifndef PERL_ASYNC_CHECK
5208 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
5212 #ifndef PERL_ASYNC_CHECK
5213 # define PERL_ASYNC_CHECK() NOOP
5217 * On some operating systems, a memory allocation may succeed,
5218 * but put the process too close to the system's comfort limit.
5219 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5222 #ifndef PERL_ALLOC_CHECK
5223 #define PERL_ALLOC_CHECK(p) NOOP
5227 # include <sys/ipc.h>
5228 # include <sys/sem.h>
5229 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5232 struct semid_ds *buf;
5233 unsigned short *array;
5236 # ifdef USE_SEMCTL_SEMUN
5237 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5238 union gccbug_semun {
5240 struct semid_ds *buf;
5241 unsigned short *array;
5244 # define semun gccbug_semun
5246 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5248 # ifdef USE_SEMCTL_SEMID_DS
5249 # ifdef EXTRA_F_IN_SEMUN_BUF
5250 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5252 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5259 * Boilerplate macros for initializing and accessing interpreter-local
5260 * data from C. All statics in extensions should be reworked to use
5261 * this, if you want to make the extension thread-safe. See ext/re/re.xs
5262 * for an example of the use of these macros, and perlxs.pod for more.
5264 * Code that uses these macros is responsible for the following:
5265 * 1. #define MY_CXT_KEY to a unique string, e.g.
5266 * "DynaLoader::_guts" XS_VERSION
5267 * XXX in the current implementation, this string is ignored.
5268 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5269 * all the data that needs to be interpreter-local.
5270 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5271 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5272 * (typically put in the BOOT: section).
5273 * 5. Use the members of the my_cxt_t structure everywhere as
5275 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5279 #if defined(PERL_IMPLICIT_CONTEXT)
5281 /* This must appear in all extensions that define a my_cxt_t structure,
5282 * right after the definition (i.e. at file scope). The non-threads
5283 * case below uses it to declare the data as static. */
5284 #define START_MY_CXT static int my_cxt_index = -1;
5286 /* This declaration should be used within all functions that use the
5287 * interpreter-local data. */
5289 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[my_cxt_index]
5290 #define dMY_CXT_INTERP(my_perl) \
5291 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[my_cxt_index]
5293 /* Creates and zeroes the per-interpreter data.
5294 * (We allocate my_cxtp in a Perl SV so that it will be released when
5295 * the interpreter goes away.) */
5296 #define MY_CXT_INIT \
5297 my_cxt_t *my_cxtp = \
5298 (my_cxt_t*)Perl_my_cxt_init(aTHX_ &my_cxt_index, sizeof(my_cxt_t))
5299 #define MY_CXT_INIT_INTERP(my_perl) \
5300 my_cxt_t *my_cxtp = \
5301 (my_cxt_t*)Perl_my_cxt_init(my_perl, &my_cxt_index, sizeof(my_cxt_t))
5303 /* Clones the per-interpreter data. */
5304 #define MY_CXT_CLONE \
5305 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5306 Copy(PL_my_cxt_list[my_cxt_index], my_cxtp, 1, my_cxt_t);\
5307 PL_my_cxt_list[my_cxt_index] = my_cxtp \
5309 /* This macro must be used to access members of the my_cxt_t structure.
5310 * e.g. MYCXT.some_data */
5311 #define MY_CXT (*my_cxtp)
5313 /* Judicious use of these macros can reduce the number of times dMY_CXT
5314 * is used. Use is similar to pTHX, aTHX etc. */
5315 #define pMY_CXT my_cxt_t *my_cxtp
5316 #define pMY_CXT_ pMY_CXT,
5317 #define _pMY_CXT ,pMY_CXT
5318 #define aMY_CXT my_cxtp
5319 #define aMY_CXT_ aMY_CXT,
5320 #define _aMY_CXT ,aMY_CXT
5322 #else /* PERL_IMPLICIT_CONTEXT */
5324 #define START_MY_CXT static my_cxt_t my_cxt;
5325 #define dMY_CXT_SV dNOOP
5326 #define dMY_CXT dNOOP
5327 #define MY_CXT_INIT NOOP
5328 #define MY_CXT_CLONE NOOP
5329 #define MY_CXT my_cxt
5331 #define pMY_CXT void
5338 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5349 # include <sys/file.h>
5352 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5353 int flock(int fd, int op);
5357 /* Assume UNIX defaults */
5358 # define O_RDONLY 0000
5359 # define O_WRONLY 0001
5360 # define O_RDWR 0002
5361 # define O_CREAT 0100
5372 #if O_TEXT != O_BINARY
5373 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5374 * that is, you are somehow DOSish. */
5375 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
5376 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5377 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
5378 /* VOS has O_TEXT != O_BINARY, and they have effect,
5379 * but VOS always uses LF, never CRLF. */
5380 /* If you have O_TEXT different from your O_BINARY but you still are
5381 * not a CRLF shop. */
5382 # undef PERLIO_USING_CRLF
5384 /* If you really are DOSish. */
5385 # define PERLIO_USING_CRLF 1
5391 #ifdef I_SYS_STATVFS
5392 # if defined(PERL_SCO) && !defined(_SVID3)
5395 # include <sys/statvfs.h> /* for f?statvfs() */
5398 # include <sys/mount.h> /* for *BSD f?statfs() */
5401 # include <mntent.h> /* for getmntent() */
5404 # include <sys/statfs.h> /* for some statfs() */
5408 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
5410 # include <sys/vfs.h> /* for some statfs() */
5416 # include <ustat.h> /* for ustat() */
5419 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
5420 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
5422 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
5423 # define PERL_MOUNT_NOSUID MNT_NOSUID
5425 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
5426 # define PERL_MOUNT_NOSUID MS_NOSUID
5428 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
5429 # define PERL_MOUNT_NOSUID M_NOSUID
5432 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
5433 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
5435 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
5436 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
5438 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
5439 # define PERL_MOUNT_NOEXEC MS_NOEXEC
5441 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
5442 # define PERL_MOUNT_NOEXEC M_NOEXEC
5445 #endif /* IAMSUID */
5448 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5451 #ifndef EXEC_ARGV_CAST
5452 #define EXEC_ARGV_CAST(x) x
5455 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5456 int). value returned in pointed-
5458 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5459 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5460 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5461 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5462 #define IS_NUMBER_NAN 0x20 /* this is not */
5464 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5467 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5468 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5469 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5471 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5473 /* to let user control profiling */
5474 #ifdef PERL_GPROF_CONTROL
5475 extern void moncontrol(int);
5476 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5478 #define PERL_GPROF_MONCONTROL(x)
5485 /* ISO 6429 NEL - C1 control NExt Line */
5486 /* See http://www.unicode.org/unicode/reports/tr13/ */
5487 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5488 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5489 # define NEXT_LINE_CHAR 0x15
5491 # define NEXT_LINE_CHAR 0x25
5494 # define NEXT_LINE_CHAR 0x85
5497 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5498 #define UNICODE_LINE_SEPA_0 0xE2
5499 #define UNICODE_LINE_SEPA_1 0x80
5500 #define UNICODE_LINE_SEPA_2 0xA8
5501 #define UNICODE_PARA_SEPA_0 0xE2
5502 #define UNICODE_PARA_SEPA_1 0x80
5503 #define UNICODE_PARA_SEPA_2 0xA9
5505 #ifndef PIPESOCK_MODE
5506 # define PIPESOCK_MODE
5509 #ifndef SOCKET_OPEN_MODE
5510 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5513 #ifndef PIPE_OPEN_MODE
5514 # define PIPE_OPEN_MODE PIPESOCK_MODE
5517 #define PERL_MAGIC_UTF8_CACHESIZE 2
5519 #define PERL_UNICODE_STDIN_FLAG 0x0001
5520 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5521 #define PERL_UNICODE_STDERR_FLAG 0x0004
5522 #define PERL_UNICODE_IN_FLAG 0x0008
5523 #define PERL_UNICODE_OUT_FLAG 0x0010
5524 #define PERL_UNICODE_ARGV_FLAG 0x0020
5525 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5526 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5527 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5529 #define PERL_UNICODE_STD_FLAG \
5530 (PERL_UNICODE_STDIN_FLAG | \
5531 PERL_UNICODE_STDOUT_FLAG | \
5532 PERL_UNICODE_STDERR_FLAG)
5534 #define PERL_UNICODE_INOUT_FLAG \
5535 (PERL_UNICODE_IN_FLAG | \
5536 PERL_UNICODE_OUT_FLAG)
5538 #define PERL_UNICODE_DEFAULT_FLAGS \
5539 (PERL_UNICODE_STD_FLAG | \
5540 PERL_UNICODE_INOUT_FLAG | \
5541 PERL_UNICODE_LOCALE_FLAG)
5543 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5545 #define PERL_UNICODE_STDIN 'I'
5546 #define PERL_UNICODE_STDOUT 'O'
5547 #define PERL_UNICODE_STDERR 'E'
5548 #define PERL_UNICODE_STD 'S'
5549 #define PERL_UNICODE_IN 'i'
5550 #define PERL_UNICODE_OUT 'o'
5551 #define PERL_UNICODE_INOUT 'D'
5552 #define PERL_UNICODE_ARGV 'A'
5553 #define PERL_UNICODE_LOCALE 'L'
5554 #define PERL_UNICODE_WIDESYSCALLS 'W'
5555 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5557 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5559 /* From sigaction(2) (FreeBSD man page):
5560 * | Signal routines normally execute with the signal that
5561 * | caused their invocation blocked, but other signals may
5563 * Emulation of this behavior (from within Perl) is enabled
5564 * by defining PERL_BLOCK_SIGNALS.
5566 #define PERL_BLOCK_SIGNALS
5568 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
5569 # define PERL_BLOCKSIG_ADD(set,sig) \
5570 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
5571 # define PERL_BLOCKSIG_BLOCK(set) \
5572 sigprocmask(SIG_BLOCK, &(set), NULL)
5573 # define PERL_BLOCKSIG_UNBLOCK(set) \
5574 sigprocmask(SIG_UNBLOCK, &(set), NULL)
5575 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
5577 /* How about the old style of sigblock()? */
5579 #ifndef PERL_BLOCKSIG_ADD
5580 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
5582 #ifndef PERL_BLOCKSIG_BLOCK
5583 # define PERL_BLOCKSIG_BLOCK(set) NOOP
5585 #ifndef PERL_BLOCKSIG_UNBLOCK
5586 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
5589 /* Use instead of abs() since abs() forces its argument to be an int,
5590 * but also beware since this evaluates its argument twice, so no x++. */
5591 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5593 #if defined(__DECC) && defined(__osf__)
5594 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5597 #define do_open(g, n, l, a, rm, rp, sf) \
5598 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5599 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5600 # define do_exec(cmd) do_exec3(cmd,0,0)
5603 # define do_aexec Perl_do_aexec
5605 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5609 #define NO_ENV_ARRAY_IN_MAIN
5612 /* and finally... */
5613 #define PERL_PATCHLEVEL_H_IMPLICIT
5614 #include "patchlevel.h"
5615 #undef PERL_PATCHLEVEL_H_IMPLICIT
5617 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5618 * are here so that they are available throughout the core
5619 * NOTE that even though some are for _escape and some for _pretty
5620 * there must not be any clashes as the flags from _pretty are
5621 * passed straight through to _escape.
5624 #define PERL_PV_ESCAPE_QUOTE 0x0001
5625 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5628 #define PERL_PV_PRETTY_ELIPSES 0x0002
5629 #define PERL_PV_PRETTY_LTGT 0x0004
5631 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5633 #define PERL_PV_ESCAPE_UNI 0x0100
5634 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5636 #define PERL_PV_ESCAPE_ALL 0x1000
5637 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5638 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5640 /* used by pv_display in dump.c*/
5641 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_QUOTE
5642 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELIPSES|PERL_PV_PRETTY_LTGT
5646 (KEEP THIS LAST IN perl.h!)
5688 so that Configure picks them up.
5690 (KEEP THIS LAST IN perl.h!)
5694 #endif /* Include guard */